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CN-224216265-U - Sealing detection device for automobile gap bridge box

CN224216265UCN 224216265 UCN224216265 UCN 224216265UCN-224216265-U

Abstract

The utility model relates to the technical field of detection of tightness of an automobile bridge box, in particular to a device for detecting tightness of an automobile bridge box, which improves the tightness detection convenience of the bridge box and reduces the maintenance complexity; the automobile bridge box comprises a base, a positioning table, a sealing device, a box body, a pressure gauge and a booster pump, wherein the positioning table is arranged at the top end of the base, the top end of the positioning table is provided with a groove matched with the shape of the bottom of the automobile bridge box, the box body is arranged on the outer side wall of the base, the top end of the box body is communicated with the groove of the positioning table, the pressure gauge is communicated with the box body, the booster pump is arranged on the outer side wall of the base, the output end of the booster pump is communicated with the box body, the sealing device is arranged on the base and used for sealing a working hole at the top of the automobile bridge box, and the sealing device is used for pressing and fixing the automobile bridge box.

Inventors

  • WEI SHIBO
  • LU XUQING

Assignees

  • 茌平县汇通机械制造有限公司

Dates

Publication Date
20260508
Application Date
20250521

Claims (7)

  1. 1. The automobile bridge box tightness detection device comprises a base (1) and a positioning table (2), wherein the positioning table (2) is arranged at the top end of the base (1), a groove matched with the shape of the bottom of the automobile bridge box is formed in the top end of the positioning table (2), the automobile bridge box tightness detection device is characterized by further comprising a sealing device, a box body (3), a pressure gauge (4) and a booster pump (5), the box body (3) is arranged on the outer side wall of the base (1), the top end of the box body (3) is communicated with the groove of the positioning table (2), the pressure gauge (4) is communicated with the box body (3), the booster pump (5) is arranged on the outer side wall of the base (1), the output end of the booster pump (5) is communicated with the box body (3), and the sealing device is arranged on the base (1) and used for sealing a working hole at the top of the automobile bridge box and used for pressing and fixing the automobile bridge box.
  2. 2. The device for detecting the tightness of the automobile gap bridge box according to claim 1, wherein the sealing device comprises a pressing device, a driving device, a support (6), an internal thread sleeve (7), a stud (8), a sealing plug (9) and a plurality of groups of guide posts (10), the support (6) is arranged at the top end of the base (1), the internal thread sleeve (7) is rotatably arranged on the support (6), the upper part of the stud (8) is matched with the threaded screw on the internal thread sleeve (7), the bottom end of the stud (8) is fixedly connected with the top end of the sealing plug (9), the plurality of groups of guide posts (10) are vertically and slidably arranged on the support (6), the bottom ends of the plurality of groups of guide posts (10) are connected with the top end of the sealing plug (9), the driving device is arranged on the support (6), and the driving device provides power for the rotation of the internal thread sleeve (7).
  3. 3. The device for detecting tightness of an automobile gap box according to claim 2, wherein the driving device comprises a base (11), a worm (12), a worm wheel (13) and a motor (14), wherein the base (11) is arranged on the outer side wall of the bracket (6), the worm (12) is rotatably arranged on the base (11), the worm wheel (13) is arranged on the outer side wall of the internal thread sleeve (7), the worm wheel (13) is meshed with the worm (12), the motor (14) is arranged on the outer side wall of the base (11), and the output end of the motor (14) is connected with the worm (12).
  4. 4. The device for detecting the tightness of the automobile gap box according to claim 2, wherein the pressing device comprises an air cylinder (15) and a pressing plate (16), the air cylinder (15) is arranged on the outer side wall of the bracket (6), and the pressing plate (16) is arranged on the moving end of the air cylinder (15).
  5. 5. The device for detecting the tightness of the automobile gap bridge box as claimed in claim 1, further comprising a valve (17), wherein the valve (17) is arranged on the box body (3) in a communicating manner.
  6. 6. The device for detecting the tightness of the automobile gap box according to claim 1, further comprising a sealing ring (18), wherein the sealing ring (18) is arranged on the inner side wall of the groove of the positioning table (2).
  7. 7. The device for detecting tightness of a motor vehicle passing box according to claim 4, wherein an electromagnet is provided in the pressing plate (16).

Description

Sealing detection device for automobile gap bridge box Technical Field The utility model relates to the technical field of detection of tightness of an automobile passing box, in particular to a device for detecting tightness of an automobile passing box. Background The automobile gap bridge box, also called an automobile transfer case, a middle bridge or a rear axle transmission case, is a vital component part in an automobile transmission system, if the gap bridge box is poor in sealing, external dust, moisture, sediment and other impurities can invade the inside of a box body and are mixed with lubricating oil to form dirt, so that abrasion of moving parts is accelerated, the transmission efficiency is reduced, and the tightness of the gap bridge box needs to be detected. In the prior detection equipment, such as the patent with the issued bulletin number of CN217605206U, the utility model provides a quality detector of a bridging box, relates to the field of bridging boxes, comprises a detection pool with a containing cavity and a connecting frame, the connecting frame of the detection pool is provided with a telescopic rod, a movable plate arranged at the telescopic rod and a rotating shaft arranged on the movable plate, and a placing plate, a fastening component arranged on the placing plate and a box cover arranged between the placing plate and the fastening component are arranged above the rotating shaft. But find in this equipment use, this equipment has increased the condition that the car crossing over bridge case received the water erosion through the mode that detects whether the outer wall of case lid has the water inlet point to increase the dry maintenance complexity to the car crossing over bridge case, reduced the convenience of use. Disclosure of utility model In order to solve the technical problems, the utility model provides the device for detecting the tightness of the automobile bridge box, which improves the tightness detection convenience of the bridge box and reduces the maintenance complexity. The utility model relates to an automobile gap bridge box tightness detection device, which comprises a base and a positioning table, wherein the positioning table is arranged at the top end of the base, and the top end of the positioning table is provided with a groove matched with the bottom shape of the automobile gap bridge box; the automatic bridge box sealing device comprises a base, a box body, a pressure gauge and a booster pump, wherein the box body is arranged on the outer side wall of the base, the top end of the box body is communicated with a groove of a positioning table, the pressure gauge is communicated with the box body, the booster pump is arranged on the outer side wall of the base, the output end of the booster pump is communicated with the box body, the sealing device is arranged on the base and used for sealing a working hole at the top of an automobile bridge box, the sealing device is used for pressing and fixing the automobile bridge box, the bridge box is arranged on the groove of the positioning table, then the working hole at the top of the bridge box is sealed through the sealing device, the bridge box is pressed downwards to be fixed, at the moment, the bottom of the bridge box is tightly attached to the groove of the positioning table, the inside of the bridge box is pressurized through the booster pump, the pressure enters the bridge box through the groove of the positioning table, the pressure in the box body and the bridge box is kept for a period of time through the pressure gauge, and the pressure in the box is monitored in the pressure maintaining process, if no pressure change exists, the bridge box is not leaked, the bridge box is indicated, the condition that the pressure is reduced, the bridge box is leaked is indicated, the convenience of detecting the sealing of the bridge box is improved, and the complexity of maintenance is lowered. Preferably, the sealing device comprises a pressing device, a driving device, a support, an internal thread sleeve, a stud, a sealing plug and a plurality of groups of guide posts, wherein the support is arranged at the top end of the base, the internal thread sleeve is rotatably arranged on the support, the upper part of the stud is matched with the threaded sleeve, the bottom end of the stud is fixedly connected with the top end of the sealing plug, the plurality of groups of guide posts are vertically and slidably arranged on the support, the bottom ends of the plurality of groups of guide posts are connected with the top end of the sealing plug, the driving device is arranged on the support and provides power for the rotation of the internal thread sleeve, after the bridge box is placed on a groove of a positioning table, the internal thread sleeve is driven to rotate by the driving device, the stud is driven to move downwards after the internal thread sleeve rotates, so that the stud pushes the sealing plug to d