CN213899322U

CN213899322U - Quick pressing device

Info

Publication number: CN213899322U
Application number: CN202023017496.3U
Authority: CN
Inventors: 袁航; 朱熹
Original assignee: Fulitong Pump Wuxi Co ltd
Current assignee: Fulitong Pump Wuxi Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-08-06
Anticipated expiration: 2030-12-14

Abstract

The utility model belongs to the technical field of pump product detection and specifically relates to a device is suppressed fast is related to, and it includes the transmission pipe, the one end of transmission pipe is used for the water inlet of intercommunication centrifugal pump, the other end of transmission pipe inserts there is the water source, be equipped with first valve on the transmission pipe, the intercommunication has the forcing pipe on the transmission pipe, the one end intercommunication that the transmission pipe was kept away from to the forcing pipe has the air compressor machine, be equipped with the second valve on the forcing pipe, be connected with the manometer that is used for detecting centrifugal pump internal pressure on the transmission pipe, the manometer is located one side of the water inlet of first valve towards the centrifugal pump. The application has the effect of improving the convenience of the test.

Description

Quick pressing device

Technical Field

The application relates to the field of pump product detection, in particular to a quick pressing device.

Background

A centrifugal pump is a pump that transfers liquid by centrifugal force generated when an impeller rotates, and generally operates by causing water to centrifugally move by the rotation of the impeller. Before the water pump is started, the pump shell and the water suction pipe are filled with water, then the motor is started, the pump shaft drives the impeller and the water to rotate at a high speed, the water is thrown to the outer edge of the impeller to be thrown into a water pressure pipeline of the water pump through a flow channel of the volute-shaped pump shell.

The chinese patent that bulletin number is does disclose a water pump body and suppressed device, by advancing oil pipe, oil pressure gauge, oil pressure motor, oil pressure station, go out oil pipe, control cabinet, head of a bed, organism base, water pressure pipe, water pressure station, water pressure motor, water pressure gauge, fixed tailstock, suppress the platform, the driving a vehicle, sealed lid, bolt, the water pump body, remove the pressure head and constitute its characterized in that: the oil inlet pipe, the oil pressure gauge, the oil pressure motor, the oil pressure station, the oil outlet pipe and the movable pressure head form a power system; the water pump comprises a water pressure pipe, a water pressure station, a water pressure motor and a water pressure gauge, wherein the water pressure pipe, the water pressure station, the water pressure motor and the water pressure gauge form a pressure system, the bed head, the machine body base, the fixed tailstock and the pressing table form a main body structure, and a sealing cover is mounted at one end of a water outlet of a water pump body and connected to the water pump body through a bolt.

With respect to the related art in the above, the inventors consider that: when the pump is pressed, an operator needs to convey the pump to the side of the pressing device before pressing to perform sealing detection, and after the test is completed, the pump is moved back to the original place, so that the labor and time are consumed, and the test is inconvenient.

SUMMERY OF THE UTILITY MODEL

In order to improve the convenience of test, this application provides a device suppresses fast.

The application provides a device presses fast adopts following technical scheme:

the utility model provides a device pressurizes fast, includes the transmission pipe, the one end of transmission pipe is used for the water inlet of intercommunication centrifugal pump, the other end of transmission pipe inserts there is the water source, be equipped with first valve on the transmission pipe, the intercommunication has the forcing pipe on the transmission pipe, the one end intercommunication that the transmitting pipe was kept away from to the forcing pipe has the air compressor machine, be equipped with the second valve on the forcing pipe, be connected with the manometer that is used for detecting centrifugal pump internal pressure on the transmission pipe, the manometer is located one side of the water inlet of first valve towards the centrifugal pump.

By adopting the technical scheme, the water outlet and the second valve of the centrifugal pump are closed, water is conveyed into the centrifugal pump under the action of the water pump, the first valve is closed after the centrifugal pump is filled with water, the air compressor and the second valve are opened, the second valve is closed after the pressure reaches a certain value, and the sealing performance of the centrifugal pump is evaluated according to the value change on the pressure gauge after a period of time. The tightness of the centrifugal pump is measured through the pressure gauge, the air compressor and the water pump, and the convenience of testing is improved.

Optionally, one end of the transmission pipe, which is far away from the centrifugal pump, is communicated with a water pump, a water inlet pipe is communicated with a water inlet of the water pump, and one end of the water inlet pipe, which is far away from the water pump, is communicated with a water tank.

Through adopting above-mentioned technical scheme, under the effect of water pump, the water in the water tank gets into in the transmission pipe, has realized the supply of water source.

Optionally, a sealing ring is arranged at a collision part between the water inlet of the centrifugal pump and the transmission pipe.

By adopting the technical scheme, the sealing ring improves the sealing property between the water inlet of the centrifugal pump and the transmission pipe, and the testing accuracy is improved.

Optionally, a filter box is communicated between the transmission pipe and the water pump, and a filter assembly is arranged in the filter box.

Through adopting above-mentioned technical scheme, filtering component filters water, has reduced the impurity that water was mingled with in water pump and water tank, has reduced the possibility that impurity influences the test result.

Optionally, the filter assembly includes a filter felt and filter screens, the filter screens are connected to the inner wall of the filter box, two filter screens are arranged along the transmission direction of water flow, and the filter felt is stuffed between the two filter screens.

Through adopting above-mentioned technical scheme, filter felt and filter screen are mutually supported, have realized the filtration to water, have improved the cleanliness of rivers.

Optionally, a hoop is sleeved at the joint of the water inlet of the centrifugal pump and the transmission pipe.

By adopting the technical scheme, the hoop improves the sealing performance of the joint of the water inlet of the centrifugal pump and the transmission pipe.

Optionally, a connecting block is integrally formed on the sealing ring, and a connecting groove into which the connecting block is inserted is formed in the end surface of the transmission pipe facing the centrifugal pump.

Through adopting above-mentioned technical scheme, connecting block and connecting groove mutually support and provide spacingly for the sealing washer, have improved the stability of sealing strip.

Optionally, a sealing bead is glued to the inner wall of the hoop.

By adopting the technical scheme, the sealing pressing strip further improves the sealing performance, when the sealing ring fails, the sealing performance between the water inlet of the centrifugal pump and the transmission pipe is ensured, and the testing accuracy is ensured.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the tightness of the centrifugal pump is measured through the pressure gauge, the air compressor and the water pump, so that the convenience of testing is improved;

2. the sealing ring improves the sealing performance between the water inlet of the centrifugal pump and the transmission pipe, and improves the test accuracy;

3. the sealing layering has further improved the leakproofness, when the sealing washer became invalid, has guaranteed the leakproofness between the water inlet of centrifugal pump and the transmission pipe, has guaranteed the accuracy of test.

Drawings

Fig. 1 is a schematic structural view of a quick pressing device according to an embodiment of the present application.

FIG. 2 is a cross-sectional view of a filter assembly according to an embodiment of the present application.

Fig. 3 is a cross-sectional view of a seal ring according to an embodiment of the present application.

Description of reference numerals: 1. a conveying pipe; 101. a first valve; 102. connecting grooves; 103. a pressure gauge; 2. a filter box; 201. a filter assembly; 2011. filtering the felt; 2012. a filter screen; 2013. a filter frame; 202. replacing the port; 2021. replacing the door; 3. a water injection pipe; 4. a water pump; 5. a water inlet pipe; 6. a water tank; 7. a pressurizing pipe; 701. a second valve; 8. an air compressor; 9. a seal ring; 901. connecting blocks; 10. hooping; 11. sealing and pressing strips; 12. a centrifugal pump.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses device suppresses fast. Referring to fig. 1, the rapid pressurizing device comprises a transmission pipe 1, one end of the transmission pipe 1 is connected with a flange of a water inlet of a centrifugal pump 12, and the other end of the transmission pipe 1 is connected with a flange of a filter box 2. Be equipped with filtering component 201 in the rose box 2, one side fixedly connected with water injection pipe 3 that transmission pipe 1 was kept away from to rose box 2, and water injection pipe 3 is linked together with rose box 2.

Referring to fig. 1, one end of the water injection pipe 3, which is far away from the filter tank 2, is connected with a water pump 4, and the water injection pipe 3 is fixedly sleeved on a water outlet of the water pump 4 and is communicated with the water pump 4. The fixed cover is equipped with inlet tube 5 on the water inlet of water pump 4, and inlet tube 5 keeps away from one end fixedly connected with water tank 6 of water pump 4, and inlet tube 5 communicates between water pump 4 and water tank 6.

Referring to fig. 1, a horizontally disposed pressurization pipe 7 is fixedly connected to the transfer pipe 1, and the pressurization pipe 7 is disposed perpendicular to the transfer pipe 1 and is communicated with the transfer pipe 1. The first valve 101 is connected to the transmission pipe 1, the first valve 101 is a ball valve, and the first valve 101 is located between the pressurization pipe 7 and the filter tank 2.

Referring to fig. 1, a second valve 701 is connected to the pressurization pipe 7, the second valve 701 is a ball valve, an air compressor 8 is connected to one end of the pressurization pipe 7, which is far away from the transmission pipe 1, and the pressurization pipe 7 is fixedly sleeved on an air outlet of the air compressor 8 and is communicated with the air compressor 8. The transmission pipe 1 is connected with a pressure gauge 103 for detecting the pressure in the centrifugal pump 12, and the pressure gauge 103 is positioned on one side of the first valve 101 close to the water inlet of the centrifugal pump 12.

During testing, an operator firstly closes the water outlet of the centrifugal pump 12 and the second valve 701, opens the water pump 4, and water in the water tank 6 is sequentially transmitted along the water injection pipe 3, the filter box 2 and the transmission pipe 1 under the action of the water pump 4 until water flow is injected into the centrifugal pump 12. When the centrifugal pump 12 is filled with water, the first valve 101 and the water pump 4 are closed, and then the air compressor 8 and the second valve 701 are opened, and the air compressor 8 pressurizes the transmission pipe 1 and the centrifugal pump 12 through the pressurizing pipe 7.

When the value of the pressure gauge 103 reaches a certain value, the air compressor 8 and the second valve 701 are closed, and the centrifugal pump 12 and the transmission pipe 1 are subjected to pressure maintaining. After a period of time, the change of the value on the pressure gauge 103 is observed, when the value is reduced, the sealing performance of the centrifugal pump 12 is poor, and when the value is not obviously changed, the sealing performance of the centrifugal pump 12 is good.

Referring to fig. 1 and 2, the filter assembly 201 filters water passing through the water pump 4 in the water tank 6, reduces impurities mixed in the water flow in the water tank 6 and passing through the water pump 4, and reduces the possibility that the impurities are mixed in the water to affect detection.

Referring to fig. 2, the filter assembly 201 includes a filter felt 2011 and filter screens 2012, two filter frames 2013 are fixedly connected to the inside of the filter box 2 along the flow direction of the water flow, the filter frames 2013 are perpendicular to the conveying pipe 1, one filter screen 2012 is fixedly embedded in each filter frame 2013, and the filter felt 2011 is stuffed between the two filter screens 2012.

Referring to fig. 2, the top surface of filter box 2 is opened there is change mouth 202, and the bolt has change door 2021 on changing mouth 202, and along with the increase of live time, adnexed impurity gradually increases on the filtration felt 2011, influences the filter effect, and operating personnel changes filtration felt 2011 through changing door 2021, has guaranteed the filter effect.

Referring to fig. 1 and 3, a sealing ring 9 is arranged at a contact part between a water inlet of the centrifugal pump 12 and the transmission pipe 1, in order to limit the sealing ring 9 and improve the stability of the sealing ring 9, a connecting block 901 is integrally formed on one side of the sealing ring 9 facing the transmission pipe 1, and the connecting block 901 is cylindrical. The end surface of the transfer pipe 1 facing the centrifugal pump 12 is provided with a connecting groove 102 into which a connecting block 901 is inserted. The connecting blocks 901 are arranged along the circumferential direction of the sealing ring 9, and the connecting grooves 102 and the connecting blocks 901 are equal in number and are arranged in a one-to-one correspondence manner.

Referring to fig. 1 and 3, the end surface of the transmission pipe 1 is in contact with the water inlet of the centrifugal pump 12, the sealing ring 9 and the connecting block 901 are deformed by pressure to fill the gap between the transmission pipe 1 and the centrifugal pump 12, so that the tightness between the transmission pipe 1 and the water inlet of the centrifugal pump 12 is enhanced, and a first heavy seal is formed.

Referring to fig. 1 and 3, an anchor ear 10 is sleeved at the joint of a water inlet of a centrifugal pump 12 and a flange of a transmission pipe 1, and a sealing bead 11 is glued on the inner wall of the anchor ear 10. The sealing pressing strip 11 is elastically deformed by extrusion, so that the possibility of leakage at the joint of the water inlet of the centrifugal pump 12 and the transmission pipe 1 is reduced, a second reseal is formed, the sealing performance of the joint is enhanced, and the accuracy of a test result is ensured.

The implementation principle of the rapid pressing device in the embodiment of the application is as follows: during testing, the water outlet of the centrifugal pump 12 and the second valve 701 are closed, the water pump 4 is started, and water in the water tank 6 is sequentially transmitted along the water injection pipe 3, the filter box 2 and the transmission pipe 1 under the action of the water pump 4 until water flow is injected into the centrifugal pump 12. When the centrifugal pump 12 is filled with water, the first valve 101 and the water pump 4 are closed, and then the air compressor 8 and the second valve 701 are opened, and the air compressor 8 pressurizes the transmission pipe 1 and the centrifugal pump 12 through the pressurizing pipe 7.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a device is suppressed fast which characterized in that: including transmission pipe (1), the one end of transmission pipe (1) is used for the water inlet of intercommunication centrifugal pump (12), the other end access of transmission pipe (1) has the water source, be equipped with first valve (101) on transmission pipe (1), the intercommunication has pressurization pipe (7) on transmission pipe (1), the one end intercommunication that transmission pipe (1) were kept away from in pressurization pipe (7) has air compressor machine (8), be equipped with second valve (701) on pressurization pipe (7), be connected with manometer (103) that are used for detecting centrifugal pump (12) internal pressure on transmission pipe (1), manometer (103) are located one side of the water inlet of first valve (101) towards centrifugal pump (12).

2. A rapid pressing device according to claim 1, characterized in that: one end, far away from the centrifugal pump (12), of the transmission pipe (1) is communicated with a water pump (4), a water inlet pipe (5) is communicated with a water inlet of the water pump (4), and one end, far away from the water pump (4), of the water inlet pipe (5) is communicated with a water tank (6).

3. A rapid pressing device according to claim 1, characterized in that: and a sealing ring (9) is arranged at the part where the water inlet of the centrifugal pump (12) collides with the transmission pipe (1).

4. A rapid pressing device according to claim 2, characterized in that: a filter box (2) is communicated between the transmission pipe (1) and the water pump (4), and a filter assembly (201) is arranged in the filter box (2).

5. A rapid pressing device according to claim 4, characterized in that: the filter assembly (201) comprises a filter felt (2011) and a filter screen (2012), the filter screen (2012) is connected to the inner wall of the filter box (2), the filter screen (2012) is provided with two along the transmission direction of water flow, and the filter felt (2011) is stuffed between the two filter screens (2012).

6. A rapid pressing device according to claim 1, characterized in that: the hoop (10) is sleeved at the joint of the water inlet of the centrifugal pump (12) and the transmission pipe (1).

7. A rapid pressing device according to claim 3, characterized in that: the sealing ring (9) is integrally formed with a connecting block (901), and the end face of the transmission pipe (1) facing the centrifugal pump (12) is provided with a connecting groove (102) for inserting the connecting block (901).

8. A rapid pressing device according to claim 6, characterized in that: and a sealing batten (11) is glued and connected to the inner wall of the hoop (10).