CN220829322U - Hydraulic lock tightness testing device - Google Patents
Hydraulic lock tightness testing device Download PDFInfo
- Publication number
- CN220829322U CN220829322U CN202322518953.4U CN202322518953U CN220829322U CN 220829322 U CN220829322 U CN 220829322U CN 202322518953 U CN202322518953 U CN 202322518953U CN 220829322 U CN220829322 U CN 220829322U
- Authority
- CN
- China
- Prior art keywords
- hydraulic lock
- air
- air duct
- testing device
- mounting bracket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000012360 testing method Methods 0.000 title claims abstract description 29
- 230000007246 mechanism Effects 0.000 claims description 21
- 230000008859 change Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 11
- 230000009172 bursting Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000013522 software testing Methods 0.000 description 1
Abstract
The utility model relates to the field of hydraulic locks, in particular to a hydraulic lock tightness testing device. The utility model aims to provide a hydraulic lock tightness testing device which uses air pressure to detect the tightness of a hydraulic lock, improves testing efficiency and reduces testing cost. The utility model provides a hydraulic lock seal testing arrangement, includes mounting bracket, mount, air pump and air duct etc. the mounting bracket right side is connected with the mount, is connected with the air pump on the mount, and the air pump left side is connected with the air duct. According to the utility model, air is supplied into the air duct through the air pump, the control valve is opened, so that the air duct guides out the air left, the air enters the hydraulic lock through the connecting pipe, and then the numerical change of the pressure plate is observed, so that the effects of detecting the tightness of the hydraulic lock by using the air pressure, improving the testing efficiency and reducing the testing cost can be achieved.
Description
Technical Field
The utility model relates to the field of hydraulic locks, in particular to a hydraulic lock tightness testing device.
Background
The hydraulic lock is a device which plays a role in locking in an oil way of a hydraulic cylinder, can reliably stop a heavy object and an executing mechanism at any position required by work, plays a role in locking and pressure maintaining, and ensures the safe and reliable work of a host.
A hydraulic lock system as disclosed in patent application number CN202123204133.5, comprising: a test workbench; the action oil cylinder is provided with a first oil port communicated with the rod cavity and a second oil port communicated with the rodless cavity; a first reversing valve; the first oil path is also provided with a first pressure sensor and a first electromagnetic valve, the first pressure sensor is positioned between the first electromagnetic valve and a corresponding oil port of the hydraulic lock, the second oil path is also provided with a second pressure sensor and a second electromagnetic valve, and the second pressure sensor is positioned between the second electromagnetic valve and a corresponding oil port of the hydraulic lock; the input end of the controller is connected with the first pressure sensor and the second pressure sensor, the output end of the controller is electrically connected with the first electromagnetic valve and the second electromagnetic valve, and the controller can analyze the pressure resistance and the tightness of the hydraulic lock to be tested according to the measurement electric signals of the first pressure sensor and the second pressure sensor.
The above-mentioned published patent tests the inside leakproofness of hydraulic lock through oil recovery hydraulic oil, can make the inside long-pending oil of hydraulic lock need follow-up clean, influences efficiency of software testing and increases testing cost.
Therefore, a hydraulic lock tightness testing device using air pressure to detect the tightness of the hydraulic lock, improving the testing efficiency and reducing the testing cost is developed.
Disclosure of utility model
The utility model aims to overcome the defects that the internal tightness of a hydraulic lock is tested by using hydraulic oil extracted by the existing device, so that the internal accumulated oil of the hydraulic lock needs to be cleaned later, the testing efficiency is affected, and the testing cost is increased.
The technical proposal is as follows: the utility model provides a hydraulic lock seal testing arrangement, including mounting bracket, mount, air pump, air duct, control valve, place board, manometer and positioning mechanism, the mounting bracket right side is connected with the mount, is connected with the air pump on the mount, and the air pump left side is connected with the air duct, and the rotation is connected with the control valve on the air duct, and the mounting bracket left part is connected with places the board, and the mounting bracket left side is connected with a plurality of manometers, is equipped with the positioning mechanism that fixes the hydraulic lock on the air duct.
As a further preferred scheme, positioning mechanism is including connecting pipe, guide bar, spring and locating rack, the air duct left portion is connected with multiunit guide bar, every group comprises two guide bars, all slidingtype connection has the connecting pipe on every group guide bar, be connected with the spring between two portions all and the adjacent guide bar around the connecting pipe, place the board top and be connected with the locating rack, place the hydraulic lock on the locating rack, slide the connecting pipe compression spring rightwards when placing, after the export and the manometer butt joint of hydraulic lock left portion, loosen the connecting pipe, the spring is kick-backed for the connecting pipe moves rightwards and the hydraulic lock inlet is aimed at, and fix the hydraulic lock at the locating rack.
As a further preferred scheme, the hydraulic lock is characterized by further comprising a protection mechanism, wherein the protection mechanism comprises a rotating piece and a protection cover, the rotating piece is connected to the front side and the rear side of the placing plate in a rotating mode, the protection cover is connected to the rotating piece in a rotating mode and rotates on the placing plate through the rotating piece, and when the protection cover is closed, the hydraulic lock can be prevented from falling accidentally.
As a further preferable scheme, a mounting hole is formed in the lower right side of the mounting frame.
As a further preferred solution, the control valve is provided with a knob at the top.
As a further preferred solution, the right side of the pressure gauge is provided with a joint.
The utility model has the following advantages: 1. according to the utility model, air is supplied into the air duct through the air pump, the control valve is opened, so that the air duct guides out the air left, the air enters the hydraulic lock through the connecting pipe, and then the numerical change of the pressure plate is observed, so that the effects of detecting the tightness of the hydraulic lock by using the air pressure, improving the testing efficiency and reducing the testing cost can be achieved.
2. According to the hydraulic lock, the protective cover is turned to cover the hydraulic lock, so that the hydraulic lock with poor quality can be prevented from bursting or flying out, and the test safety is improved.
Drawings
Fig. 1 is a schematic perspective view of the present utility model.
Fig. 2 is a schematic structural view of the present utility model.
Fig. 3 is a schematic view of a partial perspective structure of the present utility model.
Fig. 4 is a schematic perspective view of the positioning mechanism and the protection mechanism of the present utility model.
Reference numerals in the figures: 1-mounting bracket, 2-mount, 3-air pump, 4-air duct, 5-control valve, 6-board of placing, 7-manometer, 8-positioning mechanism, 81-connecting pipe, 82-guide bar, 83-spring, 84-positioning frame, 9-protection mechanism, 91-rotor, 92-visor.
Detailed Description
The following describes the technical scheme with reference to specific embodiments, and it should be noted that: terms indicating orientations, such as up, down, left, right, etc., are used herein only with respect to the position of the illustrated structure in the corresponding drawings. The parts themselves are numbered herein, for example: first, second, etc. are used solely to distinguish between the described objects and do not have any sequential or technical meaning. The application is as follows: connection, coupling, unless specifically stated otherwise, includes both direct and indirect connection (coupling).
1-3, Including mounting bracket 1, mount 2, air pump 3, air duct 4, control valve 5, place board 6, manometer 7 and positioning mechanism 8, mounting bracket 1 right side is connected with mount 2, mounting bracket 1 right side downside is opened there is the mounting hole, conveniently fix mounting bracket 1, be connected with air pump 3 on the mount 2, air pump 3 left side is connected with air duct 4, the last rotation of air duct 4 is connected with control valve 5, the control valve 5 top is equipped with the spiral arm, conveniently rotate control valve 5, mounting bracket 1 left portion is connected with places board 6, mounting bracket 1 left side is connected with three manometer 7, manometer 7 right side all is equipped with the joint, can conveniently dock with the hydraulic lock export, be equipped with positioning mechanism 8 on the air duct scraper.
As shown in fig. 1, 2 and 4, the positioning mechanism 8 comprises a connecting pipe 81, guide rods 82, springs 83 and positioning frames 84, the left part of the air duct 4 is connected with three groups of guide rods 82, each group consists of two guide rods 82, each group of guide rods 82 is connected with the connecting pipe 81 in a sliding manner, springs 83 are connected between the front part and the rear part of the connecting pipe 81 and the adjacent guide rods 82, and the top of the placing plate 6 is connected with the positioning frames 84.
When the hydraulic lock is used, a hydraulic lock which needs to be tested for tightness is placed on the placing plate 6, the connecting pipe 81 is slid rightwards to compress the spring 83 during placement, after the outlet at the left part of the hydraulic lock is in butt joint with the pressure gauge 7, the connecting pipe 81 is loosened, the spring 83 rebounds to enable the connecting pipe 81 to move rightwards to be aligned with the inlet of the hydraulic lock, the hydraulic lock is fixed on the positioning frame 84, then air is supplied to the air guide pipe 4 through the air pump 3, the control valve 5 is opened to enable the air guide pipe 4 to guide air leftwards, the air enters the hydraulic lock through the connecting pipe 81, the control valve 5 is closed after the air guide is finished, the air pressure change in the pressure gauge 7 is observed to judge the internal sealing performance of the hydraulic lock, and the hydraulic lock is taken down after the test is finished.
As shown in fig. 1, 2 and 4, the device further comprises a protection mechanism 9, the protection mechanism 9 comprises a rotating member 91 and a protection cover 92, the rotating member 91 is rotatably connected to the front side and the rear side of the placing plate 6, and the protection cover 92 is connected to the rotating member 91.
By using the protection mechanism 9 of the utility model, the hydraulic lock with poor quality can be prevented from bursting or flying out, and after the hydraulic lock is placed, the protection cover 92 is turned to be closed, and the protection cover 92 covers the hydraulic lock to prevent the hydraulic lock from bursting or flying out.
Although embodiments of the present utility model have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the claims and their equivalents.
Claims (6)
1. The utility model provides a hydraulic lock seal testing arrangement, a serial communication port, including mounting bracket (1), mount (2), air pump (3), air duct (4), control valve (5), place board (6), manometer (7) and positioning mechanism (8), mounting bracket (1) right side is connected with mount (2), be connected with air pump (3) on mount (2), air pump (3) left side is connected with air duct (4), rotation type is connected with control valve (5) on air duct (4), mounting bracket (1) left part is connected with places board (6), mounting bracket (1) left side is connected with a plurality of manometers (7), be equipped with on the air duct and carry out fixed positioning mechanism (8) to the hydraulic lock.
2. The hydraulic lock tightness testing device according to claim 1, wherein the positioning mechanism (8) comprises a connecting pipe (81), guide rods (82), springs (83) and positioning frames (84), the left part of the air duct (4) is connected with a plurality of groups of guide rods (82), each group consists of two guide rods (82), each group of guide rods (82) is connected with the connecting pipe (81) in a sliding mode, springs (83) are connected between the front part and the rear part of the connecting pipe (81) and the adjacent guide rods (82), and the top of the placing plate (6) is connected with the positioning frames (84).
3. The hydraulic lock tightness testing device according to claim 2, further comprising a protection mechanism (9), wherein the protection mechanism (9) comprises a rotating member (91) and a protection cover (92), the rotating member (91) is rotatably connected to the front side and the rear side of the placing plate (6), the protection cover (92) is connected to the rotating member (91), the protection cover (92) rotates on the placing plate (6) through the rotating member (91), and when the protection cover (92) is closed, accidental falling of the hydraulic lock can be prevented.
4. The hydraulic lock tightness testing device according to claim 1, wherein the right lower side of the mounting frame (1) is provided with a mounting hole.
5. A hydraulic lock tightness testing device according to claim 1, characterized in that the top of the control valve (5) is provided with a knob.
6. A hydraulic lock tightness testing device according to claim 1, characterized in that the right side of the pressure gauge (7) is provided with joints.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322518953.4U CN220829322U (en) | 2023-09-18 | 2023-09-18 | Hydraulic lock tightness testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322518953.4U CN220829322U (en) | 2023-09-18 | 2023-09-18 | Hydraulic lock tightness testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220829322U true CN220829322U (en) | 2024-04-23 |
Family
ID=90725525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322518953.4U Active CN220829322U (en) | 2023-09-18 | 2023-09-18 | Hydraulic lock tightness testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220829322U (en) |
-
2023
- 2023-09-18 CN CN202322518953.4U patent/CN220829322U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |