摘要：【中文】本发明公开一种排气管连接结构，涉及汽车配件技术领域。所述排气管连接结构包括：固定件，包括两个呈凹面相对设置的弧形板，两个所述弧形板之间形成容置空间，每一所述弧形板具有连接端和自由端，两个所述弧形板的连接端相互连接，两个所述弧形板的自由端可相对移动地连接；以及连接套筒，设于所述容置空间内，所述连接套筒的两端各设有一用于套接所述排气管的套接部，所述连接套筒的侧壁上沿所述连接套筒的轴向设置开口，而使所述侧壁具有相对的两个对接端，两个所述对接端受所述弧形板驱使相对移动以使得所述连接套筒适配于所述排气管；所述开口抵接所述弧形板的内侧面设置，这种连接方式结构简单，操作方便，密封性好。 【EN】The invention discloses an exhaust pipe connecting structure, and relates to the technical field of automobile accessories. The exhaust pipe connecting structure includes: the fixing piece comprises two arc-shaped plates with concave surfaces oppositely arranged, an accommodating space is formed between the two arc-shaped plates, each arc-shaped plate is provided with a connecting end and a free end, the connecting ends of the two arc-shaped plates are mutually connected, and the free ends of the two arc-shaped plates can be connected in a relatively movable manner; the connecting sleeve is arranged in the accommodating space, two ends of the connecting sleeve are respectively provided with a sleeving part for sleeving the exhaust pipe, an opening is arranged on the side wall of the connecting sleeve along the axial direction of the connecting sleeve, so that the side wall is provided with two opposite butt joint ends, and the two butt joint ends are driven by the arc-shaped plate to move relatively to enable the connecting sleeve to be matched with the exhaust pipe; the opening is abutted to the inner side face of the arc-shaped plate, and the connecting mode is simple in structure, convenient to operate and good in sealing performance.

摘要：【中文】本发明公开一种前保托架组件和车体结构，其中，前保托架组件包括框架和前保托架，所述框架开设有安装孔和预固定孔，所述前保托架包括：固定件，所述固定件用于连接前进气格栅；连接件，所述连接件与所述固定件连接，所述连接件设有与所述预固定孔相配合的卡勾，所述卡勾扣合连接于所述预固定孔；所述连接件开设有与所述安装孔相对应的连接孔，一紧固件依次穿过所述连接孔固定连接于所述安装孔，以使所述连接件固定于所述框架。本发明技术方案旨在提高前保托架安装的效率并保证前保托架安装后的稳定性，同时节约生产成本。 【EN】The invention discloses a front protection bracket assembly and a vehicle body structure, wherein the front protection bracket assembly comprises a framework and a front protection bracket, the framework is provided with a mounting hole and a pre-fixing hole, and the front protection bracket comprises: the fixing piece is used for connecting the front air grid; the connecting piece is connected with the fixing piece and provided with a clamping hook matched with the pre-fixing hole, and the clamping hook is connected with the pre-fixing hole in a buckling manner; the connecting piece is provided with a connecting hole corresponding to the mounting hole, and a fastener penetrates through the connecting hole in sequence to be fixedly connected to the mounting hole so that the connecting piece is fixed on the frame. The technical scheme of the invention aims to improve the mounting efficiency of the front protection bracket, ensure the stability of the front protection bracket after mounting and save the production cost.

摘要：【中文】本发明公开一种空气过滤器组件和车体结构，其中，空气过滤器组件包括底盘，所述底盘凸设有连接柱；和空气过滤器，所述空气过滤器包括壳体，所述壳体固定连接有衬套，所述壳体上设有进气口和出气口，所述出气口用以与发动机的进气管连接；所述衬套套设固定于所述连接柱，以将所述空气过滤器固定于所述底盘，所述衬套和所述连接柱其中之一为弹性件。本发明技术方案旨在降低空气过滤器的共振噪音，以提高空气过滤器的寿命和车辆的NVH(噪声、振动与声振)性能，同时提高安装空气过滤器的方便性。 【EN】The invention discloses an air filter assembly and a vehicle body structure, wherein the air filter assembly comprises a chassis, and a connecting column is convexly arranged on the chassis; the air filter comprises a shell, the shell is fixedly connected with a lining, the shell is provided with an air inlet and an air outlet, and the air outlet is used for being connected with an air inlet pipe of the engine; the bushing is sleeved and fixed on the connecting column so as to fix the air filter on the chassis, and one of the bushing and the connecting column is an elastic part. The technical scheme of the invention aims to reduce the resonance noise of the air filter, so as to improve the service life of the air filter and the NVH (noise, vibration and noise vibration) performance of a vehicle, and simultaneously improve the convenience of installing the air filter.

摘要：【中文】本发明提供一种依西美坦螺环氧乙烷杂质的制备方法，该方法包括步骤：于溶剂中，依西美坦和间氯过氧苯甲酸(MCPBA)反应制备得到依西美坦螺环氧乙烷杂质1和依西美坦螺环氧乙烷杂质2的混合物；混合物溶于丙酮中，加入环己烷混合均匀，然后经减压蒸馏、过滤、真空干燥得到依西美坦螺环氧乙烷杂质2，并同时收集减压蒸馏以及过滤所得到的液体；所得到的液体经减压蒸馏得黄色固体，然后溶于丙酮中，经柱层析分离、减压蒸馏即得依西美坦螺环氧乙烷杂质1。本发明制备工艺操作简单，目标产物收率和纯度较高；为控制依西美坦制备过程中该杂质的产生和去除该杂质提供思路。 【EN】The invention provides a preparation method of exemestane spirooxirane impurities, which comprises the following steps: in a solvent, exemestane and m-chloroperoxybenzoic acid (MCPBA) react to prepare a mixture of exemestane spirooxirane impurity 1 and exemestane spirooxirane impurity 2; dissolving the mixture in acetone, adding cyclohexane, uniformly mixing, then carrying out reduced pressure distillation, filtration and vacuum drying to obtain exemestane spirooxirane impurity 2, and simultaneously collecting liquid obtained by reduced pressure distillation and filtration; and distilling the obtained liquid under reduced pressure to obtain a yellow solid, dissolving the yellow solid in acetone, and carrying out column chromatography separation and reduced pressure distillation to obtain the exemestane spiro-oxirane impurity 1. The preparation process is simple to operate, and the yield and purity of the target product are high; provides a thought for controlling the generation of the impurities and removing the impurities in the exemestane preparation process.

摘要：【中文】本发明提供了一种车辆空间检测装置，包括X轴滑轨、定位组件以及检测组件，定位组件可移动设置在X轴滑轨上，定位组件通过X轴滑轨移动至待测车辆的轮毂处，以定位待测车辆的轮毂；检测组件可移动设置在X轴滑轨上；检测组件包括Z轴滑轨、Y轴滑轨、支撑部以及测量部，Z轴滑轨可移动设置在X轴滑轨上；Y轴滑轨可以动设置在Z轴滑轨上；支撑部设置在Y轴滑轨上；测量部设置在支撑部上；支撑部通过Z轴滑轨以及Y轴滑轨带动测量部移动至座椅基准点进行测量。本发明技术方案通过车辆空间检测装置对待测车辆的空间大小进行实际测量，提升了测量精度，节约测量成本和时间。 【EN】The invention provides a vehicle space detection device which comprises an X-axis slide rail, a positioning assembly and a detection assembly, wherein the positioning assembly is movably arranged on the X-axis slide rail and moves to a hub of a vehicle to be detected through the X-axis slide rail so as to position the hub of the vehicle to be detected; the detection assembly is movably arranged on the X-axis slide rail; the detection assembly comprises a Z-axis slide rail, a Y-axis slide rail, a supporting part and a measuring part, and the Z-axis slide rail is movably arranged on the X-axis slide rail; the Y-axis slide rail can be movably arranged on the Z-axis slide rail; the support part is arranged on the Y-axis slide rail; the measuring part is arranged on the supporting part; the supporting part drives the measuring part to move to the datum point of the seat to measure through the Z-axis slide rail and the Y-axis slide rail. According to the technical scheme, the vehicle space detection device is used for actually measuring the space size of the vehicle to be measured, so that the measurement precision is improved, and the measurement cost and time are saved.

摘要：【中文】本申请实施例提供了一种桥梁的下限位活动球型支座，包括：上座板、下座板、球冠和两个限位调节装置；球冠设置在上座板和下座板之间，且与上座板和下座板滑动连接；两个限位调节装置设置在下座板上，沿下限位活动球型支座的纵向，两个限位调节装置位于球冠的两侧；限位调节装置能够沿下限位活动球型支座的纵向调节两个限位调节装置之间的距离，以限制上座板沿下限位活动球型支座的纵向相对于下座板滑动的最大距离。当在桥梁上设置了本申请实施例的下限位活动球型支座之后，可以减少使用钢轨伸缩调节器，由此，可以减小钢轨伸缩调节器的存在对高速铁路桥梁的建设带来的不利影响，不仅降低了桥梁的建设成本，还降低了桥梁设计、施工难度。 【EN】The embodiment of the application provides a lower spacing activity ball-type support of bridge, includes: the upper seat plate, the lower seat plate, the spherical crown and the two limit adjusting devices; the spherical crown is arranged between the upper seat plate and the lower seat plate and is connected with the upper seat plate and the lower seat plate in a sliding way; the two limiting adjusting devices are arranged on the lower seat plate and are positioned on two sides of the spherical crown along the longitudinal direction of the lower limiting movable spherical support; the limiting adjusting devices can longitudinally adjust the distance between the two limiting adjusting devices along the lower limiting movable spherical support to limit the maximum sliding distance of the upper seat plate relative to the lower seat plate along the longitudinal direction of the lower limiting movable spherical support. After the lower limiting movable spherical support is arranged on the bridge, the steel rail telescopic regulator can be reduced, so that the adverse effect of the existence of the steel rail telescopic regulator on the construction of the high-speed railway bridge can be reduced, the construction cost of the bridge is reduced, and the design and construction difficulty of the bridge is also reduced.

摘要：【中文】本申请实施例提供了一种桥梁的上限位活动球型支座，包括：上座板、下座板、球冠和两个限位调节装置；球冠设置在上座板和下座板之间，且与上座板和下座板滑动连接；两个限位调节装置设置在上座板上，沿上限位活动球型支座的纵向，两个限位调节装置位于球冠的两侧；限位调节装置能够沿上限位活动球型支座的纵向调节两个限位调节装置之间的距离，以限制上座板沿上限位活动球型支座的纵向相对于下座板滑动的最大距离。当在桥梁上设置了本申请实施例的上限位活动球型支座之后，可以减少使用钢轨伸缩调节器，由此，可以减小设置钢轨伸缩调节器对高速铁路桥梁的建设带来的不利影响，不仅降低了桥梁的建设成本，还降低了桥梁设计、施工难度。 【EN】The embodiment of the application provides an upper limit activity ball-type support of bridge, includes: the upper seat plate, the lower seat plate, the spherical crown and the two limit adjusting devices; the spherical crown is arranged between the upper seat plate and the lower seat plate and is connected with the upper seat plate and the lower seat plate in a sliding way; the two limiting adjusting devices are arranged on the upper seat plate and are positioned on two sides of the spherical crown along the longitudinal direction of the upper limiting movable spherical support; the limiting adjusting devices can longitudinally adjust the distance between the two limiting adjusting devices along the upper limiting movable spherical support so as to limit the maximum sliding distance of the upper seat plate relative to the lower seat plate along the longitudinal direction of the upper limiting movable spherical support. After the upper limiting movable spherical support is arranged on the bridge, the steel rail telescopic regulator can be reduced, so that the adverse effect of the steel rail telescopic regulator on the construction of the high-speed railway bridge can be reduced, the construction cost of the bridge is reduced, and the design and construction difficulty of the bridge is also reduced.

摘要：【中文】本申请实施例提供了一种桥梁的抗震活动球型支座，包括：下座板、滑动座板组件、两个限位调节装置、以及抗震装置；滑动座板组件包括上座板、以及设置在上座板和下座板之间，且与上座板和下座板滑动连接的球冠，两个限位调节装置设置在上座板或下座板上，沿抗震活动球型支座的纵向，两个限位调节装置位于球冠的两侧；限位调节装置能够沿抗震活动球型支座的纵向调节两个限位调节装置之间的距离，以限制上座板沿抗震活动球型支座的纵向相对于下座板滑动的最大距离。抗震装置沿抗震活动球型支座的纵向布置，抗震装置包括缸筒和活塞杆，缸筒与活塞杆的其中之一与滑动座板组件连接，缸筒与活塞杆的其中另一与下座板连接。 【EN】The embodiment of the application provides an antidetonation activity ball-type support of bridge, includes: the lower seat plate, the sliding seat plate assembly, the two limiting and adjusting devices and the anti-seismic device are arranged on the lower seat plate; the sliding seat plate assembly comprises an upper seat plate and a spherical crown which is arranged between the upper seat plate and a lower seat plate and is in sliding connection with the upper seat plate and the lower seat plate, and two limit adjusting devices are arranged on the upper seat plate or the lower seat plate and are positioned at two sides of the spherical crown along the longitudinal direction of the anti-seismic movable spherical support; the spacing adjusting devices can adjust the distance between the two spacing adjusting devices along the longitudinal direction of the anti-seismic movable spherical support so as to limit the maximum sliding distance of the upper seat plate relative to the lower seat plate along the longitudinal direction of the anti-seismic movable spherical support. The anti-seismic device is longitudinally arranged along the anti-seismic movable spherical support and comprises a cylinder barrel and a piston rod, one of the cylinder barrel and the piston rod is connected with the sliding seat plate assembly, and the other of the cylinder barrel and the piston rod is connected with the lower seat plate.