CN215811497U

CN215811497U - Automobile pipeline vibration testing device

Info

Publication number: CN215811497U
Application number: CN202121531481.0U
Authority: CN
Inventors: 吕少勋; 朱绍; 段慧灵; 郭千轶
Original assignee: Henan Kairui Vehicle Testing And Certification Center Co ltd
Current assignee: Henan Kairui Vehicle Testing And Certification Center Co ltd
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2022-02-11
Anticipated expiration: 2031-07-07

Abstract

The utility model discloses an automobile pipeline vibration testing device, and relates to the technical field of automobile pipeline vibration testing. According to the utility model, the first clamping block, the second clamping block, the threaded shaft, the second nut, the connecting rod, the connecting block, the pull shaft, the pressing rod, the clamping block, the clamping groove and the elastic rod are arranged, so that the pipeline to be detected can be prevented from falling off in the vibration test process to a certain extent, and the normal operation of the test work is avoided from being influenced.

Description

Automobile pipeline vibration testing device

Technical Field

The utility model relates to the technical field of automobile pipeline vibration testing, in particular to an automobile pipeline vibration testing device.

Background

The air intake system, the fuel system, the steering system, the cooling system, the braking system and other systems of the automobile can not be provided with pipelines, and the performance stability of the whole system and the safety of the automobile can be directly influenced by the performance of the pipelines. The mass of the automotive pipeline, which serves as a carrier of a power transmission system, is of general importance. The device can be divided into an oil pipe, an air pipe and a water pipe according to the application, and each type of pipe has high requirements on the quality of the pipe when used for an automobile, so that a vibration pressure-resistant detection experiment is required before mass production of automobile pipelines.

At present, the not hard up condition can take place sometimes after receiving vibrations for current car pipeline vibrations testing arrangement's anchor clamps, lead to await measuring pipeline and anchor clamps to break away from, influence the normal clear of experiment, and the position of anchor clamps is inconvenient adjusts according to the shape and the size of various pipelines, cause its adaptability and practicality relatively poor, certain improvement space in addition, current car pipeline vibrations testing arrangement has anchor clamps and can take place the not hard up condition sometimes after receiving vibrations and the position of anchor clamps is inconvenient adjusts according to the shape and the size of various pipelines.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides an automobile pipeline vibration testing device, which solves the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: an automobile pipeline vibration testing device comprises a base and a sliding block, wherein a first clamping block is fixedly connected to the upper surface of the sliding block, a second clamping block is rotatably connected to the upper portion of the first clamping block through a rotating shaft, a connecting block is fixedly connected to the front face of the second clamping block, a threaded shaft is rotatably connected to the square of the first clamping block through a rotating shaft, a connecting rod is sleeved outside the threaded shaft, a second nut is connected to the outer surface of the threaded shaft in a threaded manner, a pull shaft is inserted inside the threaded shaft, a pressure rod is connected to the outer portion of the pull shaft in a threaded manner, an elastic rod is fixedly connected to the inner top wall of the pressure rod, a clamping block is fixedly connected to the lower side of the elastic rod, a clamping groove is formed in the inner side wall of the threaded shaft, a bidirectional lead screw is rotatably connected to the inside of the base, a lead screw nut is connected to the outer portion of the bidirectional lead screw in a threaded manner, and a sliding rod is fixedly connected to the outer surface of the lead screw nut, the upper end fixedly connected with guide arm of slide bar, the sliding block cup joints in the outside of guide arm, one side of sliding block is pegged graft and is had the second briquetting, the internal surface fixedly connected with bolt of second briquetting, first briquetting has been cup jointed to the outside of bolt, the surface threaded connection of bolt has first nut, logical groove has been seted up to the inside of guide arm.

Optionally, the first clamping block is arc-shaped, the inner surface of the first clamping block is fixedly connected with a first anti-slip pad, the first anti-slip pad is saw-toothed, the second clamping block is arc-shaped, the inner surface of the second clamping block is fixedly connected with a second anti-slip pad, and the second anti-slip pad is saw-toothed.

Optionally, the connecting block is L-shaped, the connecting rod abuts against the upper surface of the connecting block, the second nut abuts against the upper surface of the connecting rod, the pressing rod is U-shaped, the pressing rod abuts against the upper surface of the second nut, and the pressing rod is sleeved outside the threaded shaft.

Optionally, the elastic rod is made of spring steel, the elastic rod is inserted into the threaded shaft, the elastic rod abuts against the outer surface of the pull shaft, the cross section of the clamping block is in an isosceles triangle shape, the clamping groove is matched with the clamping block, and the clamping block is inserted into the clamping groove.

Optionally, the slide bar is U-shaped, the inside of the base is slidably connected with the slide bar, the second pressing block abuts against one side face of the guide rod, the first pressing block abuts against the other side face of the guide rod, and the first pressing block is inserted into the other side face of the sliding block.

Optionally, the first nut abuts against the outer surface of the first pressing block, the bolt is inserted into the through groove, the vibration exciter is fixedly connected to the upper surface of the base, and the sliding block is arranged above the base.

Advantageous effects

The utility model provides an automobile pipeline vibration testing device which has the following beneficial effects:

1. this car pipeline vibrations testing arrangement, through setting up first clamp splice, the second clamp splice, the threaded spindle, the second nut, the connecting rod, the connecting block, the axle draws, the depression bar, the fixture block, draw-in groove and elastic rod, will wait to detect the pipeline and put back between first clamp splice and second clamp splice, will wait to detect the pipeline through screwing up the second nut and press from both sides tightly fixed, then the depression bar that slides downwards makes it press on the second nut, and screw up and draw the axle to make its downside that supports at the elastic rod, can make the card that the fixture block is tight in the draw-in groove, thereby compress tightly the second nut through the depression bar, can prevent to a certain extent that to wait at the in-process of vibrations test that the pipeline drops, avoid influencing the normal clear of testing work.

2. This car pipeline vibrations testing arrangement, through setting up two-way lead screw, screw-nut, the slide bar, the guide arm, the sliding block, first briquetting, the second briquetting, first nut and bolt, the rotation accessible screw-nut of two-way lead screw drives slide bar and guide arm and slides left or right, and can stir the sliding block and slide forward or backward on the guide arm after unscrewing first nut, then it can promote first briquetting and drive the second briquetting through the bolt and press the both sides face at the guide arm to screw up first nut, thereby it is fixed with the sliding block, this mechanism can carry out the ascending regulation and fixed of all around to the anchor clamps, thereby make the device can adapt to the pipeline of multiple shape and model, improve its adaptability and practicality.

Drawings

FIG. 1 is a schematic front perspective view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a front cross-sectional structural view of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention;

FIG. 5 is a side cross-sectional structural view of a threaded shaft according to the present invention.

In the figure: 1. a base; 2. a guide bar; 3. a through groove; 4. a slider; 6. a slide bar; 8. a bidirectional screw rod; 10. a vibration exciter; 12. a first nut; 13. a bolt; 14. a first clamping block; 15. a first non-slip mat; 16. a second non-slip mat; 17. a second clamp block; 18. pulling the shaft; 19. a pressure lever; 20. a connecting rod; 21. connecting blocks; 22. a second nut; 23. a threaded shaft; 24. a first pressing block; 26. a feed screw nut; 27. a second pressing block; 28. a clamping block; 29. a card slot; 30. an elastic rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 5, the present invention provides a technical solution: an automobile pipeline vibration testing device comprises a base 1 and a sliding block 4, wherein the upper surface of the sliding block 4 is fixedly connected with a first clamping block 14, the upper part of the first clamping block 14 is rotatably connected with a second clamping block 17 through a rotating shaft, the first clamping block 14 is in an arc shape, the inner surface of the first clamping block 14 is fixedly connected with a first anti-skid pad 15, the first anti-skid pad 15 is in a sawtooth shape, the second clamping block 17 is in an arc shape, the inner surface of the second clamping block 17 is fixedly connected with a second anti-skid pad 16, the second anti-skid pad 16 is in a sawtooth shape, the front surface of the second clamping block 17 is fixedly connected with a connecting block 21, the square of the first clamping block 14 is rotatably connected with a threaded shaft 23 through a rotating shaft, the outer part of the threaded shaft 23 is sleeved with a connecting rod 20, the outer surface of the threaded shaft 23 is in a threaded connection with a second nut 22, the inner part of the threaded shaft 23 is inserted with a pull shaft 18, the outer part of the pull shaft 18 is in a threaded connection with a pressure rod 19, the connecting block 21 is L-shaped, the connecting rod 20 is abutted against the upper surface of the connecting block 21, the second nut 22 is abutted against the upper surface of the connecting rod 20, the compression bar 19 is U-shaped, the compression bar 19 is abutted against the upper surface of the second nut 22, the compression bar 19 is sleeved outside the threaded shaft 23, the inner top wall of the compression bar 19 is fixedly connected with an elastic rod 30, the lower side of the elastic rod 30 is fixedly connected with a clamping block 28, the inner side wall of the threaded shaft 23 is provided with a clamping groove 29, the elastic rod 30 is made of spring steel, the elastic rod 30 is inserted inside the threaded shaft 23, the elastic rod 30 is abutted against the outer surface of the pull shaft 18, the section of the clamping block 28 is isosceles triangle, the clamping groove 29 is matched with the clamping block 28, the clamping block 28 is inserted inside the clamping groove 29, the inside of the base 1 is rotatably connected with a bidirectional lead screw 8, the external thread of the bidirectional lead screw 8 is connected with a nut 26, the external surface of the lead screw nut 26 is fixedly connected with a sliding rod 6, upper end fixedly connected with guide arm 2 of slide bar 6, slide block 4 cup joints in the outside of guide arm 2, it has second briquetting 27 to peg graft in one side of slide block 4, the internal surface fixedly connected with bolt 13 of second briquetting 27, first briquetting 24 has been cup jointed to the outside of bolt 13, the shape of slide bar 6 is the U type, base 1's inside and slide bar 6 sliding connection, second briquetting 27 butt in a side of

guide arm

2, 24 butt of first briquetting in the another side of

guide arm

2, 24 pegs graft in the opposite side of slide block 4 of first briquetting, the surface threaded connection of bolt 13 has first nut 12, logical groove 3 has been seted up to the inside of guide arm 2, first nut 12 butt in the surface of first briquetting 24, bolt 13 pegs graft in the inside that leads to groove 3, the last fixed surface of base 1 is connected with vibration exciter 10, slide block 4 sets up in base 1's top.

When the device is used, after a pipeline to be detected is placed between the first clamping block 14 and the second clamping block 17, the second nut 22 is screwed to tightly press the connecting rod 20 on the connecting block 21, so that the pipeline to be detected is clamped and fixed, then the pressing rod 19 is slid downwards to press the second nut 22, the clamping blocks 28 are sequentially clamped into the clamping grooves 29 under the elasticity of the elastic rod 30 in the process, the pull shaft 18 is screwed to slide downwards and abut against the lower side of the elastic rod 30, so that the clamping blocks 28 are tightly clamped in the clamping grooves 29, the second nut 22 is tightly pressed by the pressing rod 19, the pipeline to be detected can be prevented from falling off in the vibration test process to a certain extent, and the normal operation of the test work is prevented from being influenced; the rotation accessible screw-nut 26 of two-way lead screw 8 drives slide bar 6 and guide arm 2 and slides left or right, and unscrew and can stir sliding block 4 behind first nut 12 and slide forward or backward on guide arm 2, then screw up first nut 12 and can promote first briquetting 24 and drive second briquetting 27 through bolt 13 and press the both sides face at guide arm 2, thereby it is fixed with sliding block 4, this mechanism can carry out the ascending regulation and the fixing of direction all around to the anchor clamps, thereby make the device can adapt to the pipeline of multiple shape and model, improve its adaptability and practicality.

In summary, according to the utility model, by arranging the first clamping block 14, the second clamping block 17, the threaded shaft 23, the second nut 22, the connecting rod 20, the connecting block 21, the pull shaft 18, the pressing rod 19, the clamping block 28, the clamping groove 29 and the elastic rod 30, after the pipeline to be detected is placed between the first clamping block 14 and the second clamping block 17, the pipeline to be detected is clamped and fixed by screwing the second nut 22, then the pressing rod 19 is slid downwards to press the second nut 22, and the pull shaft 18 is screwed to abut against the lower side of the elastic rod 30, so that the clamping block 28 is tightly clamped in the clamping groove 29, and the second nut 22 is pressed by the pressing rod 19, the pipeline to be detected can be prevented from falling off in the vibration test process to a certain extent, and the normal test operation is prevented from being influenced, and by arranging the bidirectional screw rod 8, the nut 26, the sliding rod 6, the guide rod 2, the sliding block 4, the first pressing block 24, the second pressing block 27, the second screw rod 27 and the elastic rod 30, First nut 12 and bolt 13, the rotation accessible screw-nut 26 of two-way lead screw 8 drives slide bar 6 and guide arm 2 and slides left or right, and unscrew and can stir sliding block 4 and slide forward or backward on guide arm 2 after first nut 12, then screw up first nut 12 and can promote first briquetting 24 and drive second briquetting 27 through bolt 13 and press the both sides face at guide arm 2, thereby it is fixed with sliding block 4, this mechanism can carry out the ascending regulation and fixed of all around left and right sides to the anchor clamps, thereby make the device can adapt to the pipeline of multiple shape and model, improve its adaptability and practicality.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides an automobile pipeline vibrations testing arrangement, includes base (1) and sliding block (4), its characterized in that: the upper surface of the sliding block (4) is fixedly connected with a first clamping block (14), the upper part of the first clamping block (14) is rotatably connected with a second clamping block (17) through a rotating shaft, the front surface of the second clamping block (17) is fixedly connected with a connecting block (21), the square part of the first clamping block (14) is rotatably connected with a threaded shaft (23) through a rotating shaft, the outer part of the threaded shaft (23) is sleeved with a connecting rod (20), the outer surface of the threaded shaft (23) is in threaded connection with a second nut (22), the inner part of the threaded shaft (23) is inserted with a pull shaft (18), the outer part of the pull shaft (18) is in threaded connection with a compression rod (19), the inner top wall of the compression rod (19) is fixedly connected with an elastic rod (30), the lower side of the elastic rod (30) is fixedly connected with a clamping block (28), and the inner side wall of the threaded shaft (23) is provided with a clamping groove (29), the inside of base (1) is rotated and is connected with two-way lead screw (8), the outside threaded connection of two-way lead screw (8) has screw-nut (26), the fixed surface of screw-nut (26) is connected with slide bar (6), the upper end fixedly connected with guide arm (2) of slide bar (6), sliding block (4) are cup jointed in the outside of guide arm (2), one side of sliding block (4) is pegged graft and is had second briquetting (27), the internal surface fixedly connected with bolt (13) of second briquetting (27), first briquetting (24) have been cup jointed to the outside of bolt (13), the surface threaded connection of bolt (13) has first nut (12), logical groove (3) have been seted up to the inside of guide arm (2).

2. The automobile pipeline vibration testing device according to claim 1, characterized in that: the shape of first clamp splice (14) is the circular arc type, the internal surface fixed connection of first clamp splice (14) has first slipmat (15), the shape of first slipmat (15) is the sawtooth type, the shape of second clamp splice (17) is the circular arc type, the internal surface fixed connection of second clamp splice (17) has second slipmat (16), the shape of second slipmat (16) is the sawtooth type.

3. The automobile pipeline vibration testing device according to claim 1, characterized in that: the shape of connecting block (21) is the L type, connecting rod (20) butt in the upper surface of connecting block (21), second nut (22) butt in the upper surface of connecting rod (20), the shape of depression bar (19) is the U type, depression bar (19) butt in the upper surface of second nut (22), depression bar (19) cup joints in the outside of threaded shaft (23).

4. The automobile pipeline vibration testing device according to claim 1, characterized in that: the elastic rod (30) is made of spring steel, the elastic rod (30) is inserted into the threaded shaft (23), the elastic rod (30) abuts against the outer surface of the pull shaft (18), the cross section of the clamping block (28) is in an isosceles triangle shape, the clamping groove (29) is matched with the clamping block (28), and the clamping block (28) is inserted into the clamping groove (29).

5. The automobile pipeline vibration testing device according to claim 1, characterized in that: the sliding rod (6) is U-shaped, the inside of the base (1) is connected with the sliding rod (6) in a sliding mode, the second pressing block (27) abuts against one side face of the guide rod (2), the first pressing block (24) abuts against the other side face of the guide rod (2), and the first pressing block (24) is inserted into the other side face of the sliding block (4).

6. The automobile pipeline vibration testing device according to claim 1, characterized in that: the first nut (12) abuts against the outer surface of the first pressing block (24), the bolt (13) is inserted into the through groove (3), the upper surface of the base (1) is fixedly connected with a vibration exciter (10), and the sliding block (4) is arranged above the base (1).