Quick tail gas pipeline mounting device

Abstract

The utility model provides a quick tail gas pipeline installation device which comprises a balance shaft and at least one fixing support, the balance shaft is connected with a fixing lock block and at least one main body pulling plate, the fixing lock block is used for being connected with a vehicle backup door lock catch, and the fixing support corresponds to the main body pulling plate in a one-to-one mode. The fixing support is connected with the corresponding main body pulling plate through an adjusting rod, the adjusting rod is used for adjusting the fixing support to be close to or away from the corresponding main body pulling plate, the fixing support is further provided with a plurality of clamping pieces, and the clamping pieces are used for installing a tail gas pipeline. The fixing lock block is connected with the vehicle backup door lock catch to serve as a main stress point of the device, the adjusting rod is arranged to adjust the height of the fixing support, the device structure is optimized, the layout is reasonable, the occupied space is small, the influence of the device on the driving resistance of a test sample vehicle is greatly reduced, and therefore the influence on the test result is reduced.

Description

Technical Field

[0001] The utility model relates to the field of test equipment, in particular to a quick tail gas pipeline installation device. Background Art

[0002] In the actual driving pollutant emission test of light vehicles, in order to measure the pollutant emissions of the sample vehicle during the test, the emission test engineer needs to use the PEMS (portable emission test system) test equipment to collect and analyze the pollutants. The exhaust pipe installation device is used to fix the PEMS exhaust flow meter connecting pipe, PEMS sampling pipeline, exhaust gas exhaust pipeline, exhaust pipeline connection accessories and other PEMS equipment components and exhaust gas exhaust pipeline system installed outside the vehicle. During the actual driving of the vehicle, the PEMS equipment components and exhaust gas exhaust pipeline outside the vehicle are prevented from being shaken by inertia, wind and other forces, causing damage to the vehicle and equipment.

[0003] The existing exhaust pipe installation device is usually a frame structure made of aluminum profiles. The rear door lock hole, rear door hole, chassis suspension, chassis muffler hanging ear, etc. are usually used as the support point of the bracket. After the exhaust pipe installation device is installed and tightened, the PEMS equipment components and exhaust pipes outside the vehicle are fixed to the exhaust pipe installation device with wires, cable ties, etc., which has the following disadvantages:

[0004] 1. The installation point of the device is usually hidden, and the test sample car's rear door trim and bottom guard plate need to be disassembled, which is time-consuming and inefficient to install;

[0005] 2. The chassis and tailgate structures of the prototypes of various models are quite different, with different points of force and poor universality;

[0006] 3. The exhaust pipe installation device adopts a frame structure spliced ​​by aluminum profiles, which is complex and not beautiful enough;

[0007] 4. The exhaust pipe installation device adopts a frame structure spliced ​​by aluminum profiles, which occupies a large space and affects the driving resistance of the sample vehicle during the test. Utility Model Content

[0008] In view of the above-mentioned shortcomings of the prior art, the purpose of the utility model is to provide a quick exhaust pipe installation device to solve the technical problems of the installation device in the prior art, such as complex structure, large occupied space and complex installation.

[0009] In order to achieve the above-mentioned purpose and other related purposes, the utility model provides a quick exhaust pipe installation device, comprising:

[0010] A balancing shaft, on which a fixed locking block and at least one main body pull plate are connected, and the fixed locking block is used to connect with the vehicle's rear door lock catch;

[0011] At least one fixing bracket, the fixing brackets corresponding to the main body pull plates one by one, the fixing brackets and the corresponding main body pull plates being connected by adjusting rods, the adjusting rods being used to move the fixing brackets closer to or farther away from the corresponding main body pull plates;

[0012] The fixing brackets include a plurality of clamping members for installing the exhaust gas pipeline.

[0013] The advantages of adopting the above technical solution are that by connecting the fixing lock block with the vehicle's rear door lock catch as the main force-bearing point of the device, an adjusting rod is provided to adjust the height of the fixing bracket, and the exhaust gas pipeline is installed on the clamping member, optimizing the device structure, with a reasonable layout and small occupied space, greatly reducing the influence of the device on the driving resistance of the test sample vehicle, thereby reducing the influence on the test results.

[0014] Optionally, at least one horizontal limiting member is further installed on the balance shaft. The horizontal limiting member includes a limiting rod and a balance clamping plate. One end of the limiting rod is connected to the balance shaft, and the other end of the limiting rod is installed with the balance clamping plate. The balance clamping plate is perpendicular to the limiting rod, and the balance clamping plate is used to insert into the gap between the trunk floor pad and the trunk door frame.

[0015] Optionally, vertical jacking members are respectively installed at both ends of the balance shaft. The vertical jacking member includes a fixed part and a movable part. The fixed part is arranged at the end of the balance shaft, and the movable part is arranged on the corresponding fixed part through a screw rod. The screw rod is used to adjust the movable part to be closer to or farther away from the fixed part.

[0016] Optionally, the fixing bracket includes a bracket pull plate and a plurality of mounting rods. The plurality of mounting rods are arranged in parallel on the corresponding bracket pull plate, and the clamping member is movably arranged on the plurality of mounting rods for installing the exhaust gas pipeline.

[0017] Optionally, a limiting block is further provided at the end of the mounting rod away from the bracket pull plate, and the limiting block is used to prevent the clamping member from falling off.

[0018] Optionally, the main body pull plate is sleeved on the balance shaft.

[0019] Optionally, a cushion pad is further provided on the movable part.

[0020] Optionally, the adjusting rod is a screw rod, and both ends of the adjusting rod are threadedly connected to the main body pull plate and the bracket pull plate respectively.

[0021] Optionally, the fixed part is hinged to the end of the balance shaft.

[0022] Optionally, the limiting rod is a telescopic rod.

[0023] As described above, a quick exhaust pipe installation device of the present utility model has the following beneficial effects: By connecting the fixed lock block with the vehicle's rear door lock catch as the main stress point of the device, an adjusting rod is set to adjust the height of the fixed bracket, and the exhaust pipe is installed on the clamp member, optimizing the device structure, with reasonable layout and small occupied space, greatly reducing the influence of the device on the driving resistance of the test sample vehicle, thereby reducing the influence on the test results. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It shows a schematic structural diagram of an embodiment of the present utility model;

[0025] Figure 2 It shows a schematic structural diagram of installing an exhaust pipe in an embodiment of the present utility model.

[0026] DESCRIPTION OF PART NUMERALS

[0027] 1 Balance shaft

[0028] 101 Fixed lock block

[0029] 102 Main body pull plate

[0030] 103 Limit rod

[0031] 104 Balance clamping plate

[0032] 105 Fixed part

[0033] 106 Movable part

[0034] 107 Pad

[0035] 2 Fixed bracket

[0036] 201 Bracket pull plate

[0037] 202 Installation rod

[0038] 203 Clamp member

[0039] 3 Adjusting rod DETAILED DESCRIPTION OF THE EMBODIMENTS

[0040] The following specific examples illustrate the embodiments of the present utility model. Those skilled in the art can easily understand other advantages and effects of the present utility model from the content disclosed in this specification. The present utility model can also be implemented or applied through other different specific embodiments, and various details in this specification can also be modified or changed based on different viewpoints and applications without departing from the spirit of the present utility model.

[0041] It should be noted that the illustrations provided in this embodiment only schematically illustrate the basic concept of the present utility model. The illustrations only show the components related to the present utility model, rather than being drawn according to the number, shape, and size of the components in actual implementation. The types, quantities, and proportions of the components during implementation can be arbitrarily changed, and the component layout type may also be more complex. The structures, proportions, sizes, etc. shown in the attached drawings of this specification are only used to cooperate with the content disclosed in the specification for those familiar with this technology to understand and read, and are not used to limit the conditions under which the present utility model can be implemented. Therefore, they do not have substantial technical significance. Any modification of the structure, change in the proportional relationship, or adjustment of the size, without affecting the efficacy that the present utility model can produce and the purpose that can be achieved, should still fall within the scope covered by the technical content disclosed by the present utility model. At the same time, the terms such as "upper", "lower", "left", "right", "middle", and "one" cited in this specification are only for the convenience of clear narration and are not used to limit the scope within which the present utility model can be implemented. The change or adjustment of their relative relationships, without substantial change in the technical content, should also be regarded as the scope within which the present utility model can be implemented.

[0042] Please refer to From Figure 1 to Figure 2 as shown, the present utility model provides a quick exhaust pipe installation device, including:

[0043] A balance shaft 1, on which a fixed lock block 101 and at least one main body pull plate 102 are connected. The fixed lock block 101 is used to connect with the vehicle's rear door lock catch.

[0044] A horizontal limiting member and a vertical lifting member are also provided on the balance shaft 1 to further fix the position of the balance shaft 1 and ensure the stability of the balance shaft 1.

[0045] At least one fixed bracket 2, the fixed bracket 2 corresponding to the main body pull plate 102 one by one. The fixed bracket 2 and the corresponding main body pull plate 102 are connected by an adjusting rod 3, and the adjusting rod 3 is used to make the fixed bracket 2 approach or move away from the corresponding main body pull plate 102.

[0046] The fixed bracket 2 includes a plurality of clamp members 203, and the clamp members 203 are used for installing the exhaust pipe.

[0047] Exemplarily, the fixed lock block 101 can be connected to the vehicle's rear door lock catch by setting a clamping portion, or can be connected for limiting by setting a limiting portion to pass through the vehicle's rear door lock catch.

[0048] In one embodiment, the fixed bracket 2 and the corresponding main body pull plate 102 have an overlapping portion, and the overlapping portion has a slotted opening. By passing the adjusting rod 3 through the slotted opening of the overlapping portion and moving and fixing it in the slotted opening, the fixed bracket 2 can be moved closer to or farther away from the corresponding main body pull plate 102.

[0049] It should also be noted that during use, it is connected to the vehicle's rear door lock buckle through the fixed lock block 101, which serves as the main force-bearing point of the device. The adjusting rod 3 is provided to adjust the height of the fixed bracket 2, optimizing the device structure, with a reasonable layout and small occupied space, greatly reducing the influence of the device on the driving resistance of the test sample vehicle, and thus reducing the influence on the test results.

[0050] Exemplarily, at least one horizontal limiting member is further installed on the balance shaft 1. The horizontal limiting member includes a limiting rod 103 and a balance clamping plate 104. One end of the limiting rod 103 is connected to the balance shaft 1, and the other end of the limiting rod 103 is installed with the balance clamping plate 104. The balance clamping plate 104 is perpendicular to the limiting rod 103, and the balance clamping plate 104 is used to insert into the gap between the trunk floor mat and the trunk door frame.

[0051] It should also be noted that two horizontal limiting members are provided. After the fixed lock block 101 is connected to the vehicle's rear door lock buckle, the balance clamping plate 104 is inserted into the gap between the trunk floor mat and the trunk door frame to prevent the horizontal displacement of the overall device. At the same time, the limiting rod 103 can rotate with the balance shaft 1 to adjust the angle, ensuring that the process of inserting the balance clamping plate 104 is stable. The balance clamping plate 104 can slide back and forth and be fixed on the limiting rod 103, enabling the horizontal limiting member to adapt to different vehicle models and improving the versatility.

[0052] Exemplarily, vertical lifting members are respectively installed at both ends of the balance shaft 1. The vertical lifting member includes a fixed portion 105 and a movable portion 106. The fixed portion 105 is provided at the end of the balance shaft 1, and the movable portion 106 is provided on the corresponding fixed portion 105 through a screw, and the screw is used to adjust the movable portion 106 to be closer to or farther away from the fixed portion 105.

[0053] It should also be noted that two vertical lifting members are provided. After the fixed lock block 101 is connected to the vehicle's rear door lock buckle and the balance clamping plate 104 is inserted into the gap between the trunk floor mat and the trunk door frame, by adjusting the distance between the movable portions 106, the movable portions 106 are made to fit the rear door frame of the sample vehicle, applying a lifting force to the balance shaft 1, causing the fixed lock block 101 to rotate as the balance shaft 1 is lifted, and the fixed lock block 101 pulls the balance shaft 1 to form a balance, preventing the vertical movement of the device. It does not depend on the chassis and rear door structure form of the sample vehicle, has high versatility, and at the same time, there is no need to disassemble the rear door trim and bottom guard plate of the test sample vehicle, greatly improving the installation efficiency.

[0054] Furthermore, by connecting the fixed lock block 101 to the vehicle's rear door lock catch, inserting the balance card plate 104 into the gap between the trunk floor pad and the trunk door frame, and setting two vertical lifting members to lift the balance shaft 1, it is ensured that the fixed lock block 101 is tightened with the balance shaft 1.

[0055] Exemplarily, the fixed bracket 2 further includes a bracket pull plate 201 and a plurality of mounting rods 202. The plurality of mounting rods 202 are arranged in parallel on the corresponding bracket pull plate 201. The clamp member 203 is movably arranged on the plurality of mounting rods 202. The plurality of mounting rods 202 are arranged on the same plane of the bracket pull plate 201. The clamp member 203 is used for installing the exhaust gas pipeline.

[0056] It should also be noted that the installation position of the exhaust gas pipeline can be adaptively adjusted by adjusting the position of the clamp member 203 on the mounting rod 202, improving the adaptability of the device.

[0057] Furthermore, the clamp member 203 includes a base and an arc-shaped clamp. The base is provided with a plurality of guide holes. The mounting rod 202 is movably inserted through the corresponding guide holes, enabling the base to move along the length direction of the mounting rod 202. At the same time, one end of the arc-shaped clamp is hinged to the base, and the other end is connected to the base by a bolt to complete the clamping of the exhaust gas pipeline.

[0058] Exemplarily, a limit block is further provided at the end of the mounting rod 202 away from the bracket pull plate 201. The limit block is used to prevent the clamp member 203 from falling off.

[0059] The purpose of setting the limit block is to limit the clamp member 203 when adjusting the position of the clamp member 203 on the mounting rod 202.

[0060] Exemplarily, the main body pull plate 102 is sleeved on the balance shaft.

[0061] Furthermore, one end of the main body pull plate 102 is provided with a sleeve, enabling the balance shaft 1 to pass through the sleeve, ensuring that the main body pull plate 102 can rotate on the balance shaft 1;

[0062] Furthermore, the sleeve is integrally formed by bending the edge of the end of the main body pull plate 102.

[0063] It should also be noted that a bearing can be provided between the sleeve and the balance shaft 1 to reduce the friction force.

[0064] Exemplarily, the main body pull plate 102 is a flexible metal plate.

[0065] It should also be noted that the purpose of setting the flexible metal plate is to enable the device to fit with the rear bumper of the prototype vehicle after the main pull plate 102 is installed, further ensuring a compact structure and reducing the occupied space.

[0066] Exemplarily, a cushion 107 is further provided on the movable part 106.

[0067] It should also be noted that the purpose of setting the cushion 107 is to enable the movable part 106 to fit with the door frame of the rear door of the prototype vehicle. During the fitting process, it can avoid scratching the surface of the door frame of the rear door of the prototype vehicle and causing damage to the outer wall.

[0068] Exemplarily, the adjusting rod 3 is a screw rod, and both ends of the adjusting rod 3 are threadedly connected to the main pull plate 102 and the support pull plate 201 respectively.

[0069] It should also be noted that by operating the adjusting rod 3, the distance between the fixed bracket 2 and the balance shaft 1 can be changed.

[0070] Exemplarily, the fixing part 105 is hinged to the end of the balance shaft 1.

[0071] It should also be noted that the setting of the rotatable angle of the fixing part 105 can better ensure the adaptability when the movable part 106 fits with the door frame of the rear door of the prototype vehicle during use.

[0072] Exemplarily, the limiting rod 103 is a telescopic rod.

[0073] The limiting rod 103 is a telescopic rod. By adjusting the length of the limiting rod 103, the distance between the balance clamping plate 104 and the balance shaft 1 can be adjusted.

[0074] To sum up, by using a quick - type exhaust pipe installation device of the present utility model, it is connected to the vehicle rear door lock buckle through the fixed lock block 101 as the main force - bearing point of the device, the adjusting rod 3 is set to adjust the height of the fixed bracket 2, the exhaust pipe is installed on the clamp 203, the device structure is optimized, the layout is reasonable, the occupied space is small, and the influence of the device on the driving resistance of the test prototype vehicle is greatly reduced, thereby reducing the influence on the test results.

[0075] The above - mentioned embodiments only exemplarily illustrate the principles and effects of the present utility model, rather than limiting the present utility model. Any person familiar with this technology can modify or change the above - mentioned embodiments without departing from the spirit and scope of the present utility model. Therefore, all equivalent modifications or changes completed by those with ordinary knowledge in the technical field without departing from the spirit and technical idea disclosed by the present utility model should still be covered by the claims of the present utility model.

Claims

1. A quick exhaust pipe installation device, characterized in that: include: A balancing shaft, on which a fixed locking block and at least one main body pull plate are connected, and the fixed locking block is used to connect with the vehicle's rear door lock catch; At least one fixed bracket, the fixed bracket corresponds to the main body pull plate one by one, the fixed bracket and the corresponding main body pull plate are connected by an adjustment rod, and the adjustment rod is used to make the fixed bracket close to or away from the corresponding main body pull plate; The fixing bracket includes a plurality of clamps, and the clamps are used for installing the exhaust pipe.

2. A quick exhaust pipe installation device according to claim 1, characterized in that: At least one horizontal limit member is also installed on the balancing shaft, and the horizontal limit member includes a limit rod and a balancing card plate. One end of the limit rod is connected to the balancing shaft, and the other end of the limit rod is installed with the balancing card plate. The balancing card plate is perpendicular to the limit rod, and the balancing card plate is used to be inserted into the gap between the trunk pad and the trunk door frame.

3. A quick exhaust pipe installation device according to claim 2, characterized in that: Vertical lifting parts are respectively installed at both end portions of the balancing shaft, and the vertical lifting parts include a fixed part and a movable part. The fixed part is arranged at the end portion of the balancing shaft, and the movable part is arranged on the corresponding fixed part through a screw rod, and the screw rod is used to adjust the movable part to be close to or away from the fixed part.

4. The quick exhaust pipe installation device according to claim 3 is characterized in that: The fixed bracket includes a bracket pull plate and a plurality of mounting rods, the plurality of mounting rods are arranged in parallel on the corresponding bracket pull plates, the clamp is movably arranged on the plurality of mounting rods, and the clamp is used for installing the exhaust pipe.

5. The quick exhaust pipe installation device according to claim 4 is characterized in that: A limit block is also provided at the end of the mounting rod away from the bracket pull plate, and the limit block is used to prevent the clamp from falling off.

6. The quick exhaust pipe installation device according to claim 1, characterized in that: The main body pull plate is sleeved on the balance shaft.

7. The quick exhaust pipe installation device according to claim 3 is characterized in that: A protective pad is also provided on the movable part.

8. The quick exhaust pipe installation device according to claim 4 is characterized in that: The adjusting rod is a screw rod, and both ends of the adjusting rod are respectively threadedly connected to the main body pull plate and the bracket pull plate.

9. The quick exhaust pipe installation device according to claim 3, characterized in that: The fixing portion is hinged to the end of the balancing shaft.

10. The quick exhaust pipe installation device according to claim 2, characterized in that: The limiting rod is a telescopic rod.

Images