CN217424668U

CN217424668U - Hydraulic pressure oil return filter core gas tightness detection device

Info

Publication number: CN217424668U
Application number: CN202220547854.1U
Authority: CN
Inventors: 秦锋; 庾润锋; 庾乐君; 邓志伟
Original assignee: Hunan Shenglian Auto Parts Co ltd
Current assignee: Hunan Shenglian Auto Parts Co ltd
Priority date: 2022-03-14
Filing date: 2022-03-14
Publication date: 2022-09-13
Anticipated expiration: 2032-03-14

Abstract

The utility model relates to the technical field of detection devices, and discloses a hydraulic oil return filter core air tightness detection device, which comprises a frame, the frame is provided with a first mounting plate, the first mounting plate is provided with a sealing tank for installing an oil return filter core, the sealing tank is provided with an inflation hole for inflating the sealing tank, the inflation hole is connected with an external inflation device, the device also comprises a fixing mechanism for fixing the oil return filter core and a water injection mechanism, and the water injection mechanism and the external inflation device are matched with each other to detect the air tightness of the oil return filter core; the utility model has the advantages of as follows: 1. the air tightness of the hydraulic oil return filter element is automatically detected, and the operation is convenient and fast; 2. manual detection is replaced, and the detection efficiency is high; 3. simple structure, convenient use and wide application range.

Description

Hydraulic pressure oil return filter core gas tightness detection device

Technical Field

The utility model relates to a detection device technical field especially relates to a hydraulic pressure oil return filter core gas tightness detection device.

Background

The oil return filter element is used for returning oil of a hydraulic system, is arranged on a hydraulic oil return pipeline, and can generate particle magazines, rubber magazines and the like due to the abrasion and the like of equipment operation after an executive component works, so that the cleanliness of oil liquid is ensured by filtering through the filter element in the oil return system, and the service life of the hydraulic system can be prolonged.

In the production of the oil return filter element, the air tightness of the oil return filter element needs to be ensured, so that the detection of the air tightness of the oil return filter element is an important step in the production of the filter element. However, in the prior art, the air tightness of the oil return filter element can only be manually checked, and due to the fact that the filter element is large in size, the problems that efficiency is low, a detection process is complex and the like exist in manual air tightness testing, and production requirements cannot be met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art not enough, provide a hydraulic pressure oil return filter core gas tightness detection device, it has detection efficiency height, convenient to use's characteristics.

In order to realize the above-mentioned purpose, the utility model relates to a hydraulic pressure oil return filter core gas tightness detection device, which comprises a frame, the frame is provided with first mounting panel, and first mounting panel is provided with the jar that seals that is used for installing the oil return filter core, it is provided with and is used for the hole of aerifing to the jar inside of sealing, it has outside aerating device to aerify jogged joint, still including fixed establishment and the water injection mechanism that is used for fixed oil return filter core, water injection mechanism and outside aerating device mutually support and are used for detecting the gas tightness of oil return filter core.

Further, fixing mechanism includes vertical fixing mechanism and horizontal fixing mechanism, and vertical fixing mechanism and horizontal fixing mechanism mutually support and are used for fixed oil return filter core.

Further, vertical fixed establishment includes mounting bracket, cylinder a and first fly leaf, the mounting bracket sets up in first mounting panel, and cylinder a sets up in the mounting bracket, and cylinder a drives first fly leaf and produces the displacement from top to bottom, first fly leaf is provided with a plurality of gag lever posts that are used for injecing oil return filter core position.

Preferably, the mounting bracket includes rotation axis, second mounting panel and fixed axle, rotation axis one end and first mounting panel swing joint, the second mounting panel is connected to the other end, fixed axle one end and first mounting panel fixed connection, the other end is connected with the second mounting panel, and cylinder a sets up in the second mounting panel.

Preferably, the second mounting panel is provided with the joint groove that is used for with fixed axle looks joint, and the one end that the second mounting panel is close to the joint groove still is provided with the handle.

Furthermore, horizontal fixed establishment includes fixed plate, cylinder b and second fly leaf, fixed plate and first mounting panel fixed connection, cylinder b sets up in the fixed plate, and cylinder b drives the motion of second fly leaf, the second fly leaf is provided with the closing cap with oil return filter core opening looks adaptation.

Preferably, the first mounting plate is provided with a sealing element at the position where the hydraulic oil return filter element is placed.

Furthermore, water injection mechanism includes water tank and water lift mechanism, and the water tank is including setting up in a plurality of water tank sideboard of first mounting panel periphery and the box that is used for the water storage, the water tank sideboard encloses with first mounting panel and encloses into a cavity, the box splices each other with water tank sideboard, first mounting panel, and the box is provided with the delivery port that is used for communicateing the cavity, water lift mechanism is used for controlling rivers business turn over delivery port, and water lift mechanism includes water lift board and actuating mechanism, water lift board and box looks adaptation, and actuating mechanism drive water lift board produces the displacement from top to bottom along the box.

Furthermore, the driving mechanism comprises a third mounting plate and a cylinder c, the third mounting plate is arranged on the rack, the cylinder c is arranged on the third mounting plate, and the cylinder c drives the water lifting plate to move up and down.

Preferably, the driving mechanism is further provided with a third movable plate, a connecting rod a, a connecting rod b, a connecting rod c and a connecting rod d, the third movable plate is connected with the air cylinder c, the air cylinder c drives the third movable plate to move, and the connecting rod a, the connecting rod b, the connecting rod c and the connecting rod d are all fixedly arranged between the third movable plate and the water lifting plate.

Has the advantages that: compared with the prior art, the utility model relates to a hydraulic oil return filter core airtightness detection device, which comprises a frame, wherein the frame is provided with a first mounting plate, the first mounting plate is provided with a sealing tank for mounting an oil return filter core, the sealing tank is provided with an inflation hole for inflating the sealing tank, the inflation hole is connected with an external inflation device, the device also comprises a fixing mechanism for fixing the oil return filter core and a water injection mechanism, and the water injection mechanism and the external inflation device are matched with each other for detecting the airtightness of the oil return filter core; the utility model has the advantages of as follows: 1. the air tightness of the hydraulic oil return filter element is automatically detected, and the operation is convenient and fast; 2. manual detection is replaced, and the detection efficiency is high; 3. simple structure and convenient use.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a schematic structural diagram of the fixing mechanism of the present invention.

Fig. 3 is a schematic structural diagram of the mounting rack of the present invention.

Fig. 4 is a schematic structural diagram of the first mounting plate of the present invention.

Fig. 5 is a schematic structural diagram of the box body of the present invention.

Fig. 6 is a schematic structural view of the water lifting mechanism of the present invention.

Fig. 7 is a schematic structural view of the water lifting plate of the present invention.

Fig. 8 is a schematic structural view of the can sealing device of the present invention.

The reference numerals include:

a frame-1, a first mounting plate-2, a sealing element-21, a sealing tank-3, an inflation hole-31, a fixing mechanism-4, a longitudinal fixing mechanism-41, a mounting frame-411, a cylinder a-412, a first movable plate-413, a limiting rod-414, a rotating shaft-415, a second mounting plate-416, a fixing shaft-417, a clamping groove-418, a handle-419, a transverse fixing mechanism-42, a fixing plate-421, a cylinder b-422, a second movable plate-423, a sealing cover-424, a water injection mechanism-5, a water tank-51, a water tank side plate-511, a box body-512, the water pump comprises a cavity, a water outlet, a water lifting mechanism, a water lifting plate, a driving mechanism, a 522, a third mounting plate, a cylinder, a connecting plate, a connecting rod, a connecting core, a shaft seat, a shaft sleeve, a shaft sleeve, a clamping block, a limiting block, a first guide shaft, a second guide shaft, a sealing layer, a water outlet, a movable plug and a movable plug, wherein the cavity is 513, a water outlet 514, 52, the water lifting mechanism, a driving mechanism, a third mounting plate, a cylinder, a connecting rod, a.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 8.

The utility model relates to a hydraulic pressure oil return filter core gas tightness detection device. The device includes frame 1, frame 1 is provided with first mounting panel 2, and first mounting panel 2 is provided with the jar 3 that seals that is used for installing oil return filter core 6, it is provided with and is used for to the inside gas filled hole 31 of jar 3 to seal, it is connected with outside aerating device to aerify hole 31, still including fixed establishment 4 and the water injection mechanism 5 that is used for fixed oil return filter core 6, water injection mechanism 5 and outside aerating device mutually support and are used for detecting the gas tightness of oil return filter core 6. The utility model discloses mainly used detects hydraulic pressure oil return filter core 6's gas tightness, during the use, place hydraulic pressure oil return filter core 6 in can 3 earlier, hydraulic pressure oil return filter core 6 with the joint on first mounting panel 2, utilize fixing mechanism 4 to fix hydraulic pressure oil return filter core 6, then outside aerating device aerifys to aerifing in the hole 31, hydraulic pressure oil return filter core 6 under fixing of fixing mechanism 4 with 2 sealing connection of first mounting panel, gas only flows in can 3, water injection mechanism 5 carries out the water injection at last, if hydraulic pressure oil return filter core 6's gas tightness has a problem, then can manly see the bubble and emit, otherwise then there is not the bubble to appear, with this gas tightness of inspection hydraulic pressure oil return filter core 6. Among this technical scheme the utility model overcomes the tradition needs artifical manual test hydraulic pressure return oil filter core 6 gas tightness, and detection efficiency is low, the loaded down with trivial details scheduling problem of testing process, has advantages such as detection efficiency height, use convenient.

The utility model discloses in, fixing mechanism 4 includes vertical fixing mechanism 41 and horizontal fixing mechanism 42, and vertical fixing mechanism 41 and horizontal fixing mechanism 42 mutually support and are used for fixed oil return filter core 6. The fixing mechanism 4 is mainly used for preventing the oil return filter element 6 from floating due to water flow when air tightness is detected, so that misjudgment is caused.

In this technical scheme, vertical fixed establishment 41 includes mounting bracket 411, cylinder a412 and first movable plate 413, mounting bracket 411 sets up in first mounting panel 2, and cylinder a412 sets up in mounting bracket 411, and cylinder a412 drives first movable plate 413 and produces the displacement from top to bottom, first movable plate 413 is provided with a plurality of gag lever posts 414 that are used for injecing oil return filter core 6 position. The longitudinal fixing mechanism 41 can vertically press the return oil against the first mounting plate 2, so that the filter element 6 is fixed and the tightness is guaranteed, and the gas in the sealed tank 3 is prevented from leaking.

As an embodiment, the mounting bracket 411 includes a rotating shaft 415, a second mounting plate 416, and a fixed shaft 417, wherein one end of the rotating shaft 415 is movably connected to the first mounting plate 2, the other end of the rotating shaft is connected to the second mounting plate 416, one end of the fixed shaft 417 is fixedly connected to the first mounting plate 2, the other end of the fixed shaft is connected to the second mounting plate 416, and the air cylinder a412 is disposed on the second mounting plate 416. In this technical solution, the rotating shaft 415 may be used to adjust the height of the cylinder a412, and is suitable for detection of different hydraulic oil return filter cartridges 6, and may improve an application range of the apparatus, the rotating shaft 415 is connected to the first mounting plate 2 through the shaft seat 7, the rotating shaft 415 is further sleeved with the shaft sleeve 71, the shaft sleeve 71 is clamped to the shaft seat 7, and the rotating shaft 415 is fixed to the first mounting plate 2, the shaft sleeve 71 is further provided with a clamping block 72, and is clamped to a limiting block 73 disposed on the first mounting plate 2, when the height of the rotating shaft 415 needs to be adjusted, the rotating shaft 415 is rotated by a person first, the shaft sleeve 71 sleeved on the rotating shaft 415 may rotate together with the rotating shaft 415 due to friction, and when the clamping block 72 and the limiting block 73 on the shaft sleeve 71 are clamped to each other, the shaft sleeve 71 does not move any more, and the rotating shaft 415 and the shaft sleeve 71 move relatively, and the height of the cylinder a412 is adjusted.

As another embodiment, the second mounting plate 416 is provided with a clamping groove 418 for clamping with the fixed shaft 417, that is, the second mounting plate 416 is detachably connected with the fixed shaft 417, which not only matches with the above technical solution of adjusting the height of the cylinder a412 by using the rotating shaft 415, but also facilitates taking out the filter cartridge, replacing the filter cartridge, and performing the next inspection after detecting one hydraulic oil return filter cartridge 6; a handle 419 is also provided at the end of the second mounting plate 416 adjacent the snap-fit groove 418, the handle 419 facilitating removal of the second mounting plate 416 from the fixed shaft 417 by a worker.

In this technical scheme, horizontal fixed establishment 42 includes fixed plate 421, cylinder b422 and second fly leaf 423, fixed plate 421 and first mounting panel 2 fixed connection, cylinder b422 sets up in fixed plate 421, and cylinder b422 drive second fly leaf 423 moves, second fly leaf 423 is provided with the closing cap 424 with the adaptation of oil return filter core 6 opening phase. When the device is used, the oil return filter element 6 needs to be sealed and water cannot enter, so that the air tightness of the oil return filter element can be checked, the oil return filter element 6 is provided with the corresponding sealing cover 424 to seal the oil return filter element 6, and in addition, the transverse fixing mechanism 42 gives a transverse pressure to the oil return filter element 6 to help the longitudinal fixing mechanism 41 to fix the oil return filter element 6 together.

Referring to the drawings, the first mounting plate 2 is provided with a sealing member 21 where the hydraulic oil return filter element 6 is placed. Sealing member 21 can guarantee after placing oil return filter core 6, fills the gap between first mounting panel 2 and the oil return filter core 6, improves the gas tightness between can 3 and the first mounting panel 2, prevents that rivers on the first mounting panel 2 from getting into can 3, also can prevent that the inside gas of can 3 from getting into top aquatic, causes the erroneous judgement.

In this technical scheme, water injection mechanism 5 includes water tank 51 and water lift mechanism 52, and water tank 51 is including setting up in a plurality of water tank sideboard 511 of first mounting panel 2 periphery and the box 512 that is used for the water storage, water tank sideboard 511 encloses with first mounting panel 2 and becomes to have a cavity 513, is equivalent to a cistern, box 512 and water tank sideboard 511, first mounting panel 2 splice each other, and box 512 is provided with the delivery port 514 that is used for communicateing cavity 513, water lift mechanism 52 is used for controlling rivers business turn over delivery port 514, and water lift mechanism 52 includes water lift board 521 and actuating mechanism 522, and water lift board 521 and box 512 looks adaptation, actuating mechanism 522 drive water lift board 521 and produce the displacement from top to bottom along box 512. During the use, water lift mechanism 52 drive water lift board 521 upward movement, lift rivers and carry out the water injection to cavity 513 through delivery port 514, observe the filter core 6 gas tightness, detect the back, water lift board 521 is discharged downwards, and rivers are emitted, accomplish an inspection process. The water lifting mechanism 52 can realize the automatic water injection function, so that the detection efficiency is higher, and the use is more convenient.

In another embodiment, the driving mechanism 522 includes a third mounting plate 523 and an air cylinder c524, the third mounting plate 523 is disposed on the frame 1, the air cylinder c524 is disposed on the third mounting plate 523, and the air cylinder c524 drives the water lifting plate 521 to move up and down. The inventor adopts the cylinder as the driving mechanism 522, the cylinder is convenient to operate, the requirement on the environment is not high, the output force is large, and the power required by water lifting can be well met.

As shown in the figure, in order to further improve the stability of the water lifting mechanism 52, the driving mechanism 522 is further provided with a third movable plate 525, a connecting rod a526, a connecting rod b527, a connecting rod c528 and a connecting rod d529, the third movable plate 525 is connected with a cylinder c524, the cylinder c524 drives the third movable plate 525 to move, and the connecting rod a526, the connecting rod b527, the connecting rod c528 and the connecting rod d529 are all fixedly arranged between the third movable plate 525 and the water lifting plate 521. The connecting rod a526, the connecting rod b527, the connecting rod c528 and the connecting rod d529 are symmetrically arranged at the positions close to the four corners of the third movable plate 525, so that the load capacity of the cylinder is improved, and the water lifting action is more stable. In this technical scheme, cylinder a412, cylinder b422 and cylinder c524 all are provided with first guiding axle 8 and second guiding axle 81, and the guiding axle has the guide effect, improves the stability of cylinder.

As shown in the figure, the water lifting plate 521 is provided with a sealing layer 9 for preventing water leakage on the outer circumference. The water lifting plate 521 is hermetically connected with the box body 512, so that the water flow can enter the cavity 513 to perform the detection step. The sealing layer 9 is added around the water lifting plate 521, so that when the water lifting plate 521 moves upwards, water can be further prevented from leaking from the water lifting plate 521, and the water lifting action cannot be finished. In the technical scheme, the sealing layer 9 is mainly made of butadiene-acrylonitrile rubber, polyurethane, fluororubber or filled polytetrafluoroethylene.

In the technical scheme, the width of the sealing layer 9 is 0.5-2.0 cm. The sealing layer 9 mainly prevents water leakage, but because the sealing layer 9 is made of soft material, the width cannot be too large or too small, and the sealing layer just fills the gap between the water lifting plate 521 and the box body 512, otherwise, the sealing layer easily has a reverse effect, and the effect of preventing water leakage cannot be achieved. Through tests, the width of the sealing layer 9 is 0.5-2.0 cm, and the water leakage prevention effect is optimal when the width is 1.0 cm.

In order to facilitate the replacement of water in the tank 512, the tank 512 is provided with a water outlet 10, and the water outlet 10 is provided with a movable plug 11 matched with the water outlet 10.

The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there may be variations in the embodiments and applications according to the spirit of the present invention, and the content of the description should not be construed as a limitation to the present invention.

Claims

1. The utility model provides a hydraulic pressure oil return filter core gas tightness detection device, includes frame (1), its characterized in that: frame (1) is provided with first mounting panel (2), and first mounting panel (2) are provided with a jar (3) of sealing that is used for installing oil return filter core (6), seal jar (3) and be provided with and be used for to sealing jar (3) inside gas filled hole (31), gas filled hole (31) are connected with outside aerating device, still including fixed establishment (4) and water injection mechanism (5) that are used for fixed oil return filter core (6), water injection mechanism (5) and outside aerating device mutually support and are used for detecting the gas tightness of oil return filter core (6).

2. The oil return filter core gas tightness detection device of claim 1, characterized in that: the fixing mechanism (4) comprises a longitudinal fixing mechanism (41) and a transverse fixing mechanism (42), and the longitudinal fixing mechanism (41) and the transverse fixing mechanism (42) are matched with each other to fix the oil return filter element (6).

3. The oil return filter element air tightness detection device according to claim 2, characterized in that: vertical fixed establishment (41) include mounting bracket (411), cylinder a (412) and first fly leaf (413), mounting bracket (411) set up in first mounting panel (2), and cylinder a (412) set up in mounting bracket (411), and cylinder a (412) drive first fly leaf (413) produces the displacement from top to bottom, first fly leaf (413) are provided with a plurality of gag lever posts (414) that are used for injecing oil return filter core (6) position.

4. The oil return filter core gas tightness detection device of claim 3, characterized in that: mounting bracket (411) includes rotation axis (415), second mounting panel (416) and fixed axle (417), rotation axis (415) one end and first mounting panel (2) swing joint, and second mounting panel (416) are connected to the other end, fixed axle (417) one end and first mounting panel (2) fixed connection, the other end is connected with second mounting panel (416), and cylinder a (412) set up in second mounting panel (416).

5. The oil return filter core gas tightness detection device of claim 4, characterized in that: the second mounting plate (416) is provided with a clamping groove (418) used for being clamped with the fixed shaft (417), and one end, close to the clamping groove (418), of the second mounting plate (416) is further provided with a handle (419).

6. The oil return filter core gas tightness detection device of claim 2, characterized in that: horizontal fixed establishment (42) are including fixed plate (421), cylinder b (422) and second fly leaf (423), fixed plate (421) and first mounting panel (2) fixed connection, cylinder b (422) set up in fixed plate (421), and cylinder b (422) drive second fly leaf (423) move, second fly leaf (423) are provided with closing cap (424) with oil return filter core (6) opening looks adaptation.

7. The oil return filter core gas tightness detection device of claim 1, characterized in that: the hydraulic oil return filter element (6) is placed on the first mounting plate (2) and is provided with a sealing piece (21).

8. The oil return filter core gas tightness detection device of claim 1, characterized in that: water injection mechanism (5) include water tank (51) and water lifting mechanism (52), and water tank (51) are including setting up in a plurality of water tank sideboard (511) of first mounting panel (2) periphery and box (512) that are used for the water storage, water tank sideboard (511) and first mounting panel (2) enclose into a cavity (513), box (512) and water tank sideboard (511), first mounting panel (2) splice each other, and box (512) are provided with delivery port (514) that are used for communicating cavity (513), water lifting mechanism (52) are used for controlling rivers business turn over delivery port (514), and water lifting mechanism (52) are including water lifting plate (521) and actuating mechanism (522), water lifting plate (521) and box (512) looks adaptation, and actuating mechanism (522) drive water lifting plate (521) produce the displacement from top to bottom along box (512).

9. The oil return filter element air tightness detection device according to claim 8, characterized in that: the driving mechanism (522) comprises a third mounting plate (523) and a cylinder c (524), the third mounting plate (523) is arranged on the rack (1), the cylinder c (524) is arranged on the third mounting plate (523), and the cylinder c (524) drives the water lifting plate (521) to move up and down.

10. The oil return filter core gas tightness detection device of claim 9, characterized in that: the driving mechanism (522) is further provided with a third movable plate (525), a connecting rod a (526), a connecting rod b (527), a connecting rod c (528) and a connecting rod d (529), the third movable plate (525) is connected with a cylinder c (524), the cylinder c (524) drives the third movable plate (525) to move, and the connecting rod a (526), the connecting rod b (527), the connecting rod c (528) and the connecting rod d (529) are fixedly arranged between the third movable plate (525) and the water lifting plate (521).