CN216791539U - Pressure testing device for air tightness of water pump - Google Patents
Pressure testing device for air tightness of water pump Download PDFInfo
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- CN216791539U CN216791539U CN202220138410.2U CN202220138410U CN216791539U CN 216791539 U CN216791539 U CN 216791539U CN 202220138410 U CN202220138410 U CN 202220138410U CN 216791539 U CN216791539 U CN 216791539U
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Abstract
The utility model relates to the field of water pump tests, in particular to a pressure testing device for air tightness of a water pump. The utility model is characterized in that a fixing frame is arranged on one side of the water tank on the carrying platform, the air pressure tank is connected to the fixing frame in a sliding manner, an air cylinder is arranged between the air pressure tank and the carrying platform, the water pump platform is arranged in the water tank and is connected with the bottom of the air pressure tank through a connecting rod, a pressure conveying pipe is arranged on the air pressure tank and is connected with an air pressure chamber of the water pump through a connecting piece, and a pressure gauge is connected with the pressure conveying pipe, the air pressure box is driven by the air cylinder to slide up and down so as to drive the water pump to move up and down, the pressure transmission pipe is connected with the air pressure chamber of the water pump by the connecting piece, after the pressure charging is finished, the water pump is immersed into the water tank, whether bubbles appear in the water tank or not is observed, whether the air tightness of the water pump is good or not can be determined rapidly and visually, the test site is saved, the pressure transmission pipe is connected with the pressure gauge, real-time pressure can be accurately observed, and pressurizing of the target water pump is completed.
Description
Technical Field
The utility model relates to the field of water pump tests, in particular to a pressure testing device for air tightness of a water pump.
Background
The water pumps are used for conveying liquid or pressurizing liquid, are widely applied to industries such as water supply, mines, metallurgy and the like, and after the water pumps are assembled, air tightness test needs to be carried out on each water pump, air is used as a detection medium for air tightness test of the water pumps, compressed air with certain pressure is filled into the tested water pumps, and whether air pressure in the water pumps changes or not is observed after the air tightness test of the water pumps is kept for a certain time, so that air tightness of the water pumps is judged, the keeping time is long, and the detection efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems, and provides the pressure testing device for the air tightness of the water pump, which can accurately measure the pressure and save the field.
The utility model solves the problems and adopts the technical scheme that:
the utility model provides a pressure test device of water pump gas tightness, including cargo platform, the last water tank that is provided with of cargo platform, still include water pump platform, atmospheric pressure case and manometer, one side that lies in the water tank on the cargo platform is provided with the mount, atmospheric pressure case sliding connection is on the mount, be provided with the cylinder between atmospheric pressure case and the cargo platform, water pump platform lies in the water tank and links to each other through the bottom of connecting rod with the atmospheric pressure case, be provided with the pressure transmission pipe on the atmospheric pressure case, the pressure transmission pipe links to each other through the pneumatic chamber of connecting piece with the water pump, the manometer links to each other with the pressure transmission pipe.
Compared with the prior art, the utility model adopting the technical scheme has the outstanding characteristics that:
according to the utility model, the water pump can be placed on the water pump platform, the air pressure box is driven by the air cylinder to slide up and down so as to drive the water pump to move up and down, the pressure transmission pipe is connected with the air pressure chamber of the water pump through the connecting piece and after the pressurization is finished, the water pump is immersed in the water tank, whether bubbles float in the water tank is observed, whether the air tightness of the water pump is good can be rapidly and visually determined, the test site is saved, the pressure transmission pipe is connected with the pressure gauge, the real-time pressure can be accurately observed, and the pressurization of the target water pump is finished.
Preferably, the utility model further comprises:
the four corners of the bottom of the carrying platform are provided with the idler wheels, so that the whole device can be moved, the operation is convenient, and the time is saved.
Three pressure transmission pipes are evenly distributed on the pressure tank, each pressure transmission pipe corresponds to one pressure gauge, multiple groups of tests can be simultaneously carried out in the water tank, the large-scale water pump comprises a plurality of pressure chamber inflation inlets, and the plurality of pressure transmission pipes can guarantee that the highest speed of pressurization is finished.
The connecting piece comprises a three-way sleeve and a fixed inserting rod, one pipe orifice of the three-way sleeve is connected with a pressure conveying pipe, the fixed inserting rod penetrates through the other two opposite pipe orifices of the three-way sleeve, the first part of rod body of the fixed inserting rod is of a solid structure, a rotating handle is arranged at the end part of the first part of rod body, the second part of rod body of the fixed inserting rod is of a hollow structure with an opening at the end part, threads matched with the inflating port of the air pressure chamber are arranged on the outer wall of the second part of rod body, an air supply hole opposite to the pipe orifice of the pressure conveying pipe is formed in the second part of rod body, the fixed inserting rod is inserted into the three-way sleeve, the rotating handle at one end of the fixed inserting rod is screwed, the threads at the other end of the fixed inserting rod are connected with the inflating port of the air pressure chamber, and air enters the air supply hole from the pressure conveying pipe and then enters the air pressure chamber through the inner space of the second part of the fixed inserting rod.
Sealing rings are arranged between the three-way sleeve and the rotating handle and between the three-way sleeve and the inflation inlet of the air pressure chamber to prevent gas from overflowing.
The water outlet has been seted up to the bottom of water tank, has seted up the water inlet on the side of water tank, and it is more convenient to change water of water tank, prevents to change water untimely to lead to quality of water muddy unable effective observation test.
Drawings
Fig. 1 is a schematic front view of a pressure testing device for testing air tightness of a water pump according to an embodiment of the present invention;
FIG. 2 is a schematic rear view of a pressure testing apparatus for testing air tightness of a water pump according to an embodiment of the present invention;
FIG. 3 is a schematic top view of a pressure testing apparatus for testing the air tightness of a water pump according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a connecting member of a pressure testing device for testing the air tightness of a water pump according to an embodiment of the present invention;
FIG. 5 is a schematic top view of a fixed insertion rod of a pressure testing apparatus for testing the air tightness of a water pump according to an embodiment of the present invention;
FIG. 6 is a left side view of the pressure testing device for testing the air tightness of the water pump according to the embodiment of the present invention;
FIG. 7 is a schematic diagram of a right-view structure of a fixed inserted rod of a pressure testing device for testing the air tightness of a water pump according to an embodiment of the present invention;
labeled as: the device comprises a carrying platform 1, a water tank 2, a water pump platform 3, a fixing frame 4, a pneumatic tank 5, a cylinder 6, a pressure delivery pipe 7, a pressure gauge 8, a roller 9, a three-way sleeve 10, a fixing inserted bar 11, an air supply hole 12, a rotating handle 13, a sealing ring 14, a water outlet 201 and a water inlet 202.
Detailed Description
The utility model will be further illustrated by the following examples, which are intended only for a better understanding of the present invention and therefore do not limit the scope of the utility model.
Referring to fig. 1-7, a pressure testing device for air tightness of a water pump comprises an object platform 1, a water tank 2, a water pump platform 3, a fixing frame 4, a pneumatic box 5, a cylinder 6, a pressure transmission pipe 7, a pressure gauge 8, a roller 9, a three-way sleeve 10, a fixed inserted bar 11, a gas transmission hole 12, a rotating handle 13, a sealing ring 14, a water outlet 201 and a water inlet 202, wherein the water tank 2 is fixed on the object platform 1, the fixing frame 4 is arranged on one side of the water tank 1 on the object platform 1, the pneumatic box 5 is connected on the fixing frame 4 in a sliding manner, sliding grooves are respectively arranged on the corresponding surfaces of two vertical supporting rods of the fixing frame 4, pulleys matched with the sliding grooves are respectively arranged on the two sides of the pneumatic box 5, the cylinder 6 is arranged between the pneumatic box 5 and the object platform 1, the water pump platform 3 is arranged in the water tank 2 and is connected with the bottom of the pneumatic box 5 through a connecting rod, the pressure transmission pipe 7 is arranged on the pneumatic box 5, the pressure transmission pipe 7 is connected with a pressure chamber of the water pump through a connecting piece, the pressure gauge 8 is connected with the pressure transmission pipe 7, and the pressure gauge is arranged on the surface of the box body of the pressure box; the four corners of the bottom of the carrying platform 1 are provided with the rollers 9, so that the whole device can be moved, the operation is convenient, and the time is saved; three pressure transmission pipes 7 are uniformly distributed on the air pressure box 5, each pressure transmission pipe 7 corresponds to one pressure gauge 8, multiple groups of tests can be simultaneously carried out in the water tank 2, the large-scale water pump comprises a plurality of air pressure chamber inflation ports, and the plurality of pressure transmission pipes 7 can ensure that the inflation at the highest speed is finished; the connecting piece comprises a three-way sleeve 10 and a fixed inserted bar 11, one pipe orifice of the three-way sleeve 10 is connected with a pressure transmission pipe 7, the fixed inserted bar 11 penetrates through the other two opposite pipe orifices of the three-way sleeve 10, the first part of the fixed inserted bar 11 is of a solid structure, the end part of the first part of the bar body is provided with a rotating handle 13, the second part of the bar body of the fixed inserted bar 11 is of a hollow structure with an opening at the end part, the outer wall of the second part of the bar body is provided with a thread matched with the inflation inlet of an air pressure chamber, the second part of the bar body is provided with a gas supply hole 12 opposite to the pipe orifice of the pressure transmission pipe 7, the fixed inserted bar 11 is inserted into the three-way sleeve 10, the rotating handle 13 at one end of the fixed inserted bar 11 is screwed, the thread at the other end of the fixed inserted bar 11 is connected with the inflation inlet of the air pressure chamber, gas enters the three-way sleeve 10 from the pressure transmission pipe 7, and then enters the air pressure chamber through the inner space of the second part of the fixed inserted bar 11; sealing rings 14 are arranged between the three-way sleeve 10 and the rotating handle 13 and between the three-way sleeve 10 and an inflation inlet of the air pressure chamber to prevent gas from overflowing; the delivery port 201 has been seted up to the bottom of water tank 2, has seted up water inlet 202 on the side of water tank 2, and it is more convenient to change water of water tank 2, prevents to change water untimely to lead to quality of water muddy unable effective observation test.
During the use, pour into water into the water tank 2 through the water inlet 202 earlier, link to each other pressure delivery pipe 7 and cylinder 6 with the air supply, start cylinder 6 and raise pressure tank 5 and then lift water pump platform 3 from water tank 2, place the water pump on water pump platform 3, can place three small-size water pumps simultaneously, link to each other pressure delivery pipe 7 with the barochamber of water pump, observe manometer 8, after the pressurization finishes, start cylinder 6 and descend pressure tank 5, and then drive water pump platform 3 and descend and put into water tank 2 with the water pump, observe the test result.
According to the utility model, the water pump can be placed on the water pump platform, the air pressure box is driven by the air cylinder to slide up and down so as to drive the water pump to move up and down, the pressure transmission pipe is connected with the air pressure chamber of the water pump through the connecting piece and after the pressurization is finished, the water pump is immersed in the water tank, whether bubbles float in the water tank is observed, whether the air tightness of the water pump is good can be rapidly and visually determined, the test site is saved, the pressure transmission pipe is connected with the pressure gauge, the real-time pressure can be accurately observed, and the pressurization of the target water pump is finished.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, which is defined in the appended claims.
Claims (6)
1. The utility model provides a pressure test device of water pump gas tightness, includes cargo platform, is provided with the water tank on the cargo platform, its characterized in that: the water tank type pneumatic pressure tank comprises a water tank, and is characterized by further comprising a water pump platform, a pneumatic pressure tank and a pressure gauge, wherein a fixing frame is arranged on one side, located on the carrying platform, of the water tank, the pneumatic pressure tank is connected to the fixing frame in a sliding mode, an air cylinder is arranged between the pneumatic pressure tank and the carrying platform, the water pump platform is located in the water tank and is connected with the bottom of the pneumatic pressure tank through a connecting rod, a pressure transmission pipe is arranged on the pneumatic pressure tank, the pressure transmission pipe is connected with a pneumatic pressure chamber of the water pump through a connecting piece, and the pressure gauge is connected with the pressure transmission pipe.
2. The pressure testing device for the air tightness of the water pump according to claim 1, is characterized in that: four corners of the bottom of the loading platform are provided with rollers.
3. The pressure testing device for the air tightness of the water pump according to claim 1, is characterized in that: three pressure transmission pipes are uniformly distributed on the pressure box, and each pressure transmission pipe corresponds to one pressure gauge.
4. The pressure testing device for the air tightness of the water pump according to claim 1, is characterized in that: the connecting piece includes tee bend sleeve pipe and fixed inserted bar, a mouth of pipe of tee bend sleeve pipe links to each other with defeated pressure pipe, fixed inserted bar runs through the other two relative mouths of pipe of tee bend sleeve pipe, the first part body of rod of fixed inserted bar is solid construction and the tip of the first part body of rod is provided with the rotation handle, the second part body of rod of fixed inserted bar is cavity and tip open structure, be provided with the screw thread of inflation inlet looks adaptation of atmospheric pressure room on the second part body of rod outer wall, set up the hole of supplying gas relative with defeated pressure pipe mouth of pipe on the second part body of rod.
5. The pressure testing device for the air tightness of the water pump according to claim 4, is characterized in that: sealing rings are arranged between the three-way sleeve and the rotating handle and between the three-way sleeve and the inflation inlet of the air pressure chamber.
6. The pressure testing device for the air tightness of the water pump according to claim 1, is characterized in that: the bottom of the water tank is provided with a water outlet, and the side surface of the water tank is provided with a water inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220138410.2U CN216791539U (en) | 2022-01-19 | 2022-01-19 | Pressure testing device for air tightness of water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220138410.2U CN216791539U (en) | 2022-01-19 | 2022-01-19 | Pressure testing device for air tightness of water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216791539U true CN216791539U (en) | 2022-06-21 |
Family
ID=82014947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220138410.2U Active CN216791539U (en) | 2022-01-19 | 2022-01-19 | Pressure testing device for air tightness of water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216791539U (en) |
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2022
- 2022-01-19 CN CN202220138410.2U patent/CN216791539U/en active Active
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