CN218211791U

CN218211791U - Oil tank leakage test detection device

Info

Publication number: CN218211791U
Application number: CN202222589097.7U
Authority: CN
Inventors: 姚程
Original assignee: Ningbo Xingchao Electrical Appliance Co ltd
Current assignee: Ningbo Xingchao Electrical Appliance Co ltd
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2023-01-03
Anticipated expiration: 2032-09-29

Abstract

The utility model discloses an oil tank leakage test device, belonging to the field of oil tank detection and maintenance, comprising a bracket, a fixing mechanism and a detection mechanism; the upper end of the support is connected with the fixing mechanism, the fixing mechanism comprises an underframe and a U-shaped frame, the U-shaped frame comprises an L rod and a threaded rod, the first end of the L rod is in sliding fit with the underframe, the second end of the L rod is in rotating connection with the threaded rod, and the lower end of the threaded rod is in threaded fit with the underframe; the detection mechanism is installed in the support and comprises a water pump and an air pump, the water pump is used for injecting water into the oil tank, the air pump is installed beside the water pump, and the air pump is connected with a sealing piece. The utility model discloses a through fixed establishment with the oil tank fixed, add earlier in the oil tank water back pressurization, then observe whether the oil tank surface goes out water and judge whether the oil tank has the leak source, detect and accomplish the back, inhale the water tank with water pump, rotate 180 make the water in the oil tank fall into the water tank with fixed establishment on the support again.

Description

Oil tank leakage test detection device

Technical Field

The utility model relates to an oil tank detects technical field, concretely relates to oil tank leak test detection device.

Background

Tanks, fuel containers on aircraft or on vehicles, are special containers for storing hydraulic oil or hydraulic fluid in hydraulic systems. The oil tank can be divided into an open oil tank and a closed oil tank. The tank must have a sufficiently large volume; the oil suction pipe and the oil return pipe are inserted below the lowest liquid level to prevent air suction and oil return splashing to generate bubbles; the distance between the oil suction pipe and the oil return pipe is far as possible, and a partition plate is arranged between the oil suction pipe and the oil return pipe. The tightness of the tank is very important for the tank, and in order to ensure that the tank does not leak, a leak test operation is required during the production of the tank.

For example, the publication No. CN211504551U discloses a corrugated oil tank leakage tester, which includes a rack and support frames disposed on the front and back of the rack, racks are disposed on the front and back of the inside of the rack, limit plates are disposed on the left and right sides of the upper surface of the rack, a gantry frame is disposed on the top of the support frame, a movable groove is longitudinally disposed in the gantry frame, a lifting rod is longitudinally disposed in the movable groove, a lifter is fixedly disposed in the middle of the bottom of the gantry frame, the lifting rod is longitudinally inserted into the lifter, the lifting rod longitudinally passes through the lifter downwards and extends downwards, the bottom of the extending end of the lifter is connected with a sealing test device, a first motor is fixedly disposed on one side of the bottom of the gantry frame close to the front support frame, the first motor is connected with the lifter through an output shaft, gears are engaged on the left and right sides of the racks, a moving vehicle is disposed above the gears, a second motor is disposed on the right side of the bottom of the moving vehicle, a rotating shaft is radially disposed between the gears on both sides, gear teeth are disposed on the outer wall of the rotating shaft, and the output shaft of the second motor is connected with the gear teeth through a chain.

The scheme of above-mentioned patent is fixed the back with the oil tank through to oil tank pressurized air to whether the test oil tank has the welding seam leak source, this kind of mode needs the people to observe the search, and can not confirm that all leak sources all detect the department and come, consequently, this application provides an oil tank leak test detection device.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to not enough among the prior art, provide an oil tank detection leakage-testing device, fixed establishment is with the fixed back of oil tank, and earlier water injection repressurization to whether detect the oil tank and have the leak source.

In order to solve the technical problem, the utility model discloses a following technical scheme can solve.

In order to realize the purpose, the utility model adopts the following technical scheme:

an oil tank leakage test device comprises a bracket, a fixing mechanism and a detection mechanism;

the upper end of the support is connected with the fixing mechanism, the fixing mechanism comprises an underframe and a U-shaped frame, the U-shaped frame comprises an L rod and a threaded rod, the first end of the L rod is in sliding fit with the underframe, the second end of the L rod is in rotating connection with the threaded rod, and the lower end of the threaded rod is in threaded fit with the underframe;

the detection mechanism is installed in the support and comprises a water pump and an air pump, the water pump is used for injecting water into the oil tank, the air pump is installed beside the water pump and is connected with a sealing element, the sealing element is connected with the oil tank, and the air pump pressurizes the oil tank after water injection through the sealing element.

Preferably, the cross rod of the L-shaped rod is sleeved with a rubber sleeve.

Preferably, the water outlet pipe of the water pump is arranged on the sealing element, and the sealing element is provided with a valve.

Preferably, the support with fixed establishment rotates to be connected, and the below of oil tank is provided with the water tank, just the water tank upper end is uncovered setting, the one end of water pump with the water tank is connected.

Preferably, the water tank is located outside a rotation locus of the fixing mechanism.

Preferably, the underframe is connected with the support through a rotating shaft, the rotating shaft is rotatably connected with the support, the end part of the rotating shaft is connected with a bolt, and the bolt is inserted into the support and used for fixing the fixing mechanism before and after rotation.

Preferably, the auxiliary support members are connected to both sides of the bracket, the auxiliary support members include a toothed plate and auxiliary plates disposed on both sides thereof, the auxiliary plates are rotatably fitted to the bracket, and teeth are fixed to circumferential surfaces of rotating ends of the auxiliary plates, the teeth are engaged with the toothed plate, and the auxiliary plates are rotated to a position below the bottom frame by movement of the toothed plate to support the bottom frame.

Preferably, an auxiliary bolt is arranged between the toothed plate and the support, the auxiliary bolt is in rotating fit with the support and is in threaded connection with the toothed plate, and the upper surface of the toothed plate is in contact with the support.

Preferably, the toothed plate has a horizontal section and a vertical section, teeth are arranged on both sides of the horizontal section, the vertical section is in threaded connection with the auxiliary bolt, and the vertical section moves between the operating end of the auxiliary bolt and the bracket.

Preferably, the vertical section moves a distance less than the distance from the horizontal section to the base frame.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses an oil tank leak test detects dress, it is fixed with the oil tank through fixed establishment, add water earlier in the oil tank and then pressurize, then observe whether the oil tank surface goes out water and judge whether the oil tank has the leak source, detect the completion back, inhale the water tank with water pump, rotate 180 water that make in the oil tank on the support with fixed establishment again and fall into in the water tank.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is the utility model discloses an oil tank leak test detects whole schematic diagram of dress.

Fig. 2 is an enlarged schematic view of a point a in fig. 1 of the oil tank leakage test device of the present invention.

Fig. 3 is an enlarged schematic view of B in fig. 1 of the oil tank leakage test detection device of the present invention.

Fig. 4 is the utility model discloses a sealing member schematic diagram of oil tank leak test detection dress.

Fig. 5 is a schematic view of an auxiliary supporting component of the oil tank leakage test device of the present invention.

Fig. 6 is a schematic view of a U-shaped frame of the oil tank leakage test device of the present invention.

Marking the figure number:

1. a support; 11. a bolt hole;

2. a fixing mechanism; 21. a chassis; 22. a U-shaped frame; 221. an L-shaped rod; 2211. a rubber sleeve; 222. a threaded rod;

3. a detection mechanism; 31. a water pump; 32. an air pump;

4. a seal member; 41. a valve; 5. a water tank; 6. a rotating shaft; 61. a bolt;

7. an auxiliary support member; 71. a toothed plate; 711. a transverse section; 712. a vertical section; 72. an auxiliary plate; 721. teeth; 73. and (5) assisting the bolt.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The following description is provided to disclose the invention and to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art. The principles of the invention, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents, and other aspects without departing from the spirit and scope of the invention.

It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal," "lateral," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or position relative to one another as illustrated in the figures, which is intended merely to simplify the description of the present invention and does not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, the above terms are not to be considered as limiting.

It is understood that the terms "a" and "an" should be interpreted as meaning that a number of one element or element is one in one embodiment, while a number of other elements is one in another embodiment, and the terms "a" and "an" should not be interpreted as limiting the number.

As shown in fig. 1 to 6, the oil tank leakage test device comprises a bracket 1, a fixing mechanism 2 and a detection mechanism 3, wherein the fixing mechanism 2 defines an oil tank, and the detection mechanism tests the oil tank for leakage.

The upper end of the support 1 is connected with a fixing mechanism 2 for supporting the support, the fixing mechanism 2 comprises a bottom frame 21 and U-shaped frames 22, the bottom frame 21 is used for supporting an oil tank, the U-shaped frames 22 are respectively arranged at two ends of the bottom frame 21, the distance between the two U-shaped frames 22 is smaller than the length of the oil tank, the U-shaped frames 22 are fixed from two ends of the oil tank, each U-shaped frame 22 comprises an L rod 221 and a threaded rod 222, the first end of the L rod 221 is in sliding fit with the bottom frame 21, the L rod 221 can rotate by taking the vertical rod of the L rod 221 as an axis after the threaded rod 222 is disconnected from threaded connection, so that the space above the bottom frame 21 is free of shielding, the oil tank is conveniently placed on the bottom frame, the second end of the L rod 221 is rotatably connected with the threaded rod 222, and the lower end of the threaded rod 222 is in threaded fit with the bottom frame 21.

Detection mechanism 3 installs in support 1, including water pump 31 and air pump 32, water pump 31 is used for water injection in the oil tank, installs air pump 32 beside water pump 31, and air pump 32 is connected with sealing member 4, and sealing member 4 is connected with the oil tank, and air pump 32 pressurizes in the oil tank after the water injection through sealing member 4, and the mode through adding water repressurization is to the oil tank leak test.

The rubber sleeve 2211 is sleeved on the cross rod of the L rod 221 to prevent the cross rod of the L rod 221 from pressing and deforming the oil tank.

On water pump 31's outlet pipe set up sealing member 4, and be provided with valve 41 on the sealing member 4, earlier to the water injection in the oil tank, sealing member 4 need not sealed oil tank this moment, and after the water injection was accomplished, close water pump 31, seal the oil tank with sealing member 4, through valve 41 with the water pipe that is longer on the water pipe sealing member, be convenient for detect the completion after the passageway that absorbs water closes, open air pump 32 and to the oil tank internal pressure, observe whether the oil tank surface has the gloss, and then confirm whether the oil tank has the leak source.

Support 1 rotates with fixed establishment 2 to be connected, and the below of oil tank is provided with

water tank

5, and 5 upper ends of water tank are uncovered setting, and the one end and the water tank 5 of water pump 31 are connected, detect the completion back, close air pump 32, through water pump 31 in with the oil tank in the water tank 5, rotate 180 with fixed establishment 2 again, the oil tank follows fixed establishment 2 and rotates to make its interior a small amount of water fall into water tank 5 under the action of gravity, water reuse.

The water tank 5 is located outside the rotation track of the fixing mechanism 2 to prevent the fixing mechanism 2 from colliding with the water tank 5 when rotating.

The chassis 21 is connected with the support 1 through the rotating shaft 6, the rotating shaft 6 is rotatably connected with the support 1, the inner end of the rotating shaft 6 is fixed with the chassis 21, the rotating shaft 6 is used for rotating the chassis 21, the end part of the rotating shaft 6 is connected with the bolt 61, the bolt 61 is inserted into the support 1 and used for fixing the fixing mechanism 2 before and after rotation, two bolt holes 11 are formed in the support 1, the support of the auxiliary plate 72 on the chassis 21 is removed, the bolt 61 is matched with the bolt holes 11 at the moment, the chassis 21 is prevented from driving the oil tank to rotate, the bolt 61 is pulled out, the rotating shaft 6 is rotated, the rotating shaft 6 drives the chassis 21 and the oil tank to rotate together by 180 degrees, the bolt 61 is inserted into the other bolt hole 11, and the rotated chassis 21 is fixed.

The two sides of the bracket 1 are connected with auxiliary supporting components 7, the auxiliary supporting components 7 comprise a toothed plate 71 and auxiliary plates 72 arranged on the two sides of the toothed plate 71, the auxiliary plates 72 are matched with the bracket 1 in a rotating mode, teeth 721 are fixed on the circumferential surface of the rotating end of the auxiliary plates 72, the teeth 721 are meshed with the toothed plate 71, the auxiliary plates 72 rotate to the lower side of the bottom frame 21 through the movement of the toothed plate 71 to support the bottom frame 21, the bottom frame 21 is flush with the bottom surface of the cross frame of the bracket 1, the upper surface of the auxiliary plates 72 is flush with the lower surface of the bottom frame 21, the oil tank filled with water is heavy, the auxiliary plates 72 move outwards through the toothed plate 71 to rotate to the lower side of the bottom frame 21 to support the oil tank, and when the oil tank needs to rotate, the toothed plate 71 moves inwards to enable the auxiliary plates 72 to rotate to the places outside the bottom frame 21.

Be equipped with auxiliary bolt 73 between pinion rack 71 and the support 1, auxiliary bolt 73 and support 1 normal running fit, and auxiliary bolt 73 and pinion rack 71 threaded connection, the upper surface and the support 1 contact of pinion rack 71, specifically be the upper surface of pinion rack 71 and the crossbearer bottom surface contact of support 1, when preventing to rotate auxiliary bolt 73, pinion rack 71 rotates, make pinion rack 71 remove through rotating auxiliary bolt 73, because of pinion rack 71 and auxiliary bolt 73 threaded connection, prevent that pinion rack 71 from taking place to remove under receiving the external force condition, thereby lead to chassis 21 to lose the support of auxiliary plate 72.

The tooth plate 71 is provided with a horizontal section 711 and a vertical section 712, both sides of the horizontal section 711 are provided with teeth 721, the horizontal section 711 is meshed with the teeth 721 of the auxiliary plate 72 to drive the auxiliary plate 72 to rotate, the vertical section 712 is in threaded connection with the auxiliary bolt 73, the vertical section 712 moves between the operating end of the auxiliary bolt 73 and the bracket 1, the auxiliary bolt 73 is rotated, the vertical section 712 moves, when the vertical section 712 is attached to the side surface of the horizontal frame of the bracket 1, the auxiliary plate 72 leaves the lower part of the bottom frame 21 and rotates to the lower part of the horizontal frame of the bracket 1, when the vertical section 712 is in contact with the operating end of the auxiliary bolt 71, the auxiliary plate 72 rotates to the lower part of the bottom frame 21 and supports the lower part of the bottom frame 21, and the position of the auxiliary plate 72 is determined by the movement of the vertical section 712 between the horizontal frame of the bracket 1 and the auxiliary bolt 73.

The distance that vertical section 712 moves is less than the distance that horizontal section 711 moves to bottom frame 21, preventing tooth plate 71 from moving below bottom frame 21, thereby impeding the rotation of bottom frame 21.

In summary, the oil tank is placed on the bottom frame 21, the height of the L rod 221 is adjusted, the L rod 221 is rotated, the oil tank is fixed by rotating the threaded rod 222 and being in threaded connection with the bottom frame 21, water in the water tank 5 is pumped by the water pump 31 to fill the oil tank, then the water inlet of the oil tank is sealed by the sealing element 4, the water pipe channel of the water pump 31 is closed by the valve 41, the air pump 32 is opened to pressurize the oil tank, and whether the oil tank has a leakage point or not is determined by whether water exists on the surface of the oil tank or not. After the detection is finished, water in the oil tank is sucked into the water tank 5 through the water pump 31, the auxiliary plate 72 is driven to rotate out of the bottom frame 21 by rotating the auxiliary bolt 73, at the moment, the bottom frame 21 is supported through the bolt 61 and the rotating shaft 6, the bolt 61 is pulled out, the rotating shaft 6 is rotated to enable the oil tank to rotate 180 degrees, then the bolt 61 is inserted into the other bolt hole 11, and the rotated oil tank is fixed.

It will be understood by those skilled in the art that the embodiments of the present invention as described above and shown in the drawings are given by way of example only and are not limiting of the present invention. The objects of the present invention have been fully and effectively accomplished. The functional and structural principles of the invention have been shown and described in the embodiments, and any variations or modifications of the embodiments of the invention are possible without departing from the principles.

Claims

1. The oil tank leakage test device is characterized by comprising a support (1), a fixing mechanism (2) and a detection mechanism (3);

the upper end of the support (1) is connected with the fixing mechanism (2), the fixing mechanism (2) comprises an underframe (21) and a U-shaped frame (22), the U-shaped frame (22) comprises an L rod (221) and a threaded rod (222), the first end of the L rod (221) is in sliding fit with the underframe (21), the second end of the L rod (221) is rotatably connected with the threaded rod (222), and the lower end of the threaded rod (222) is in threaded fit with the underframe (21);

detection mechanism (3) are installed in support (1), including water pump (31) and air pump (32), water pump (31) are used for water injection in the oil tank, air pump (32) are installed to water pump (31) next door, air pump (32) are connected with sealing member (4), sealing member (4) are connected with the oil tank, air pump (32) pressurize in the oil tank after to the water injection through sealing member (4).

2. The fuel tank leakage test device as claimed in claim 1, wherein a rubber sleeve (2211) is sleeved on the cross rod of the L-shaped rod (221).

3. The oil tank leakage test detection device according to claim 1, wherein a water outlet pipe of the water pump (31) is arranged on the sealing element (4), and the sealing element (4) is provided with a valve (41).

4. The oil tank leakage test detection device according to claim 1, wherein the support (1) is rotatably connected with the fixing mechanism (2), a water tank (5) is arranged below the oil tank, the upper end of the water tank (5) is open, and one end of the water pump (31) is connected with the water tank (5).

5. A tank leak detector according to claim 4, characterised in that the tank (5) is located outside the rotation trajectory of the fixing means (2).

6. The oil tank leakage test device according to claim 4, wherein the base frame (21) is connected with the support (1) through a rotating shaft (6), the rotating shaft (6) is rotatably connected with the support (1), a plug pin (61) is connected to the end of the rotating shaft (6), and the plug pin (61) is inserted into the support (1) and used for fixing the fixing mechanism (2) before and after rotation.

7. The oil tank leakage test device according to claim 4, wherein two sides of the bracket (1) are connected with auxiliary supporting components (7), each auxiliary supporting component (7) comprises a toothed plate (71) and an auxiliary plate (72) arranged on two sides of the toothed plate, each auxiliary plate (72) is in rotating fit with the bracket (1), teeth (721) are fixed on the circumferential surface of the rotating end of each auxiliary plate (72), the teeth (721) are meshed with the toothed plate (71), and the auxiliary plates (72) rotate to the lower side of the bottom frame (21) to support the bottom frame (21) through the movement of the toothed plates (71).

8. The oil tank leakage test detection device according to claim 7, wherein an auxiliary bolt (73) is arranged between the toothed plate (71) and the support (1), the auxiliary bolt (73) is in rotating fit with the support (1), the auxiliary bolt (73) is in threaded connection with the toothed plate (71), and the upper surface of the toothed plate (71) is in contact with the support (1).

9. The oil tank leakage test device according to claim 8, wherein the tooth plate (71) is provided with a transverse section (711) and a vertical section (712), teeth (721) are arranged on two sides of the transverse section (711), the vertical section (712) is in threaded connection with the auxiliary bolt (73), and the vertical section (712) moves between the operating end of the auxiliary bolt (73) and the bracket (1).

10. A fuel tank leakage test device according to claim 9, wherein said vertical section (712) moves a distance less than a distance from said horizontal section (711) to said bottom frame (21).