Water pump sealing detection device

Abstract

The utility model relates to a water pump sealing detection device, which comprises a detection pool, a top seat arranged above the detection pool, hydraulic cylinders arranged at four corners of the bottom of the top seat, a lifting seat fixedly connected with piston rods of the hydraulic cylinders, an inverted L-shaped support plate arranged at the left side of the lifting seat, a first guide rail arranged at the vertical part of the support plate, and a second guide rail arranged at the horizontal part of the support plate, the telescopic end of the first electric push rod is fixedly connected with a first air pipe, the left side of the first air pipe is communicated with a first hose, the right side of the first air pipe is sleeved with a first sealing disc, the tail end of the first hose is connected with a first branch pipe and a second branch pipe in parallel, a second electric sliding block is arranged on the second guide rail, and a second electric push rod is arranged at the bottom end of the second electric sliding block. The upper side of the second air pipe is fixedly connected with a second hose, the lower side of the second air pipe is sleeved with a second sealing disc, and the tail end of the second hose is connected with a third branch pipe and a fourth branch pipe in parallel. The water pump is convenient to assemble, disassemble and dry, and is more practical.

Description

Technical Field

[0001] The utility model belongs to the technical field of seal detection, and in particular relates to a water pump seal detection device. Background Art

[0002] A water pump is a machine that transports liquids or increases the pressure of liquids. It transfers the mechanical energy of the prime mover or other external energy to the liquid to increase the energy of the liquid. It is mainly used to transport liquids including water, oil, acid and alkali liquids, emulsions, suspensions and liquid metals. According to different working principles, it can be divided into volumetric water pumps, vane pumps and other types.

[0003] At present, in the production or use of water pumps, it is often necessary to test the sealing performance of water pumps. The existing testing method is to first fix the water pump, then inflate it from its water inlet, exhaust it through its water outlet, and immerse the entire water pump in water, and judge the sealing performance of the water pump by observing the bubbles in the water. However, in actual testing, the loading and unloading operations of the water pump before and after the test are inconvenient, the overall testing operation is not simple and practical, and the water pump cannot be effectively dehumidified and dried after the test, which is not conducive to the subsequent use of the water pump and needs to be improved. Utility Model Content

[0004] In view of this, the purpose of the utility model is to provide a water pump seal detection device, which can realize convenient loading and unloading and drying of the water pump to solve the above-mentioned problem.

[0005] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a water pump sealing detection device, including a detection pool filled with water, a top seat is fixedly mounted above the detection pool, an air pump and a hot air blower are fixedly mounted on the top of the top seat, hydraulic cylinders are vertically fixedly mounted at the four corners of the bottom, the piston rods of the four groups of hydraulic cylinders are downwardly facing and fixedly connected to the same lifting seat, an inverted L-shaped support plate is fixedly mounted on the left side of the lifting seat, a first guide rail is vertically fixedly mounted on the inner side of the vertical part of the support plate, and a second guide rail is horizontally fixedly mounted on the inner side of the horizontal part along the left and right directions, A first electric slider is slidably provided on the first guide rail, a first electric push rod is horizontally fixedly provided on the right side of the first electric slider, a telescopic end of the first electric push rod faces rightward and is fixedly connected to a first air pipe, a first hose is fixedly connected to the left side of the first air pipe, a first sealing disk is fixedly provided on the right side, a first branch pipe and a second branch pipe are connected in parallel to the tail end of the first hose, a second electric slider is slidably provided on the second guide rail, a second electric push rod is vertically fixedly provided on the bottom end of the second electric slider, and the telescopic end of the second electric push rod faces downward and is fixedly connected There is a second air pipe, the upper side of the second air pipe is fixedly connected with a second hose, and the lower side is fixedly sleeved with a second sealing disk, the tail end of the second hose is connected in parallel with a third branch pipe and a fourth branch pipe, the first branch pipe, the second branch pipe, the third branch pipe and the fourth branch pipe are all provided with a control valve, and the first branch pipe is connected with the air outlet of the air pump, and the second branch pipe and the fourth branch pipe are both connected with the air outlet of the hot air blower, a water pump body is placed on the right side of the lifting seat, the water inlet of the water pump body faces left and the water outlet faces upward, the first air pipe can be inserted into the water inlet of the water pump body and the first sealing disk The water pump body is provided with a plurality of air pipes, each of which is connected to a plurality of water pump bodies, and the plurality of air pipes are connected to the plurality of water pump bodies. The plurality of air pipes are connected to the plurality of water pump bodies, and the plurality of water pump bodies are connected to the plurality of water pump bodies.

[0006] Preferably, the first air pipe is matched with the water inlet of the water pump body, and the first sealing plate is matched with the flange plate at the water inlet of the water pump body.

[0007] Preferably, the second air pipe is matched with the water outlet of the water pump body, and the second sealing plate is matched with the flange plate at the water outlet of the water pump body.

[0008] Preferably, a sealing gasket is provided on the right side of the first sealing disk and on the lower side of the second sealing disk.

[0009] Preferably, the limiting rod is adapted to the corresponding mounting hole of the water pump body and the corresponding blind hole.

[0010] The beneficial effect of the utility model is that during the inspection, the water pump body is first placed on the lifting seat from the right side of the lifting seat so that the mounting hole on the lifting seat is aligned with the blind hole. Then, the third electric push rod is operated to extend the telescopic end thereof, driving the limit plate to move downward until the limit plate is pressed against the base. At this time, the limit rod can pass through the corresponding mounting hole and be inserted into the corresponding blind hole, thereby completing the fixed installation of the water pump body, and the installation is stable and does not affect the subsequent inspection work. Next, operate the first electric slider and the second electric slider to adjust the positions of the first air pipe and the second air pipe so that the first air pipe is aligned with the water inlet of the water pump body and the second air pipe is aligned with the water outlet of the water pump body. Then operate the first electric push rod and the second electric push rod to extend their telescopic ends, which can drive the first air pipe to move right and the second air pipe to move downward until the right end of the first air pipe is inserted into the water inlet of the water pump body and the first sealing disk is pressed against the flange at the water inlet, and until the bottom end of the second air pipe is inserted into the water outlet of the water pump body and the second sealing disk is pressed against the flange at the water outlet. After that, operate the hydraulic cylinder to extend its telescopic end, which can drive the lifting seat to move downward as a whole until the water pump body completely enters the water of the detection tank. Finally, open the control valves of the first branch pipe and the third branch pipe, close the control valves on the second branch pipe and the fourth branch pipe, and run the air pump to inflate the water pump body through the first branch pipe, the first hose and the first air pipe, and then discharge the gas through the second air pipe, the second hose and the third branch pipe. When the gas flows through the water pump body, if there is a leak due to poor sealing at a certain place, bubbles will be generated at that place. By observing the bubble situation in the detection pool, the sealing condition of the air pump body can be judged, thereby completing the detection;

[0011] After the test is completed, turn off the air pump, and by contracting the piston rod of the hydraulic cylinder, the lifting seat can be driven to move up and reset, and the water pump body can be taken out of the water. Then, by contracting the telescopic ends of the first electric push rod and the second electric push rod, the first air pipe and the second air pipe can be driven to separate from the water pump body. Next, operate the first electric slider and the second electric slider to drive the first air pipe to move up and down and the second air pipe to move left and right. At the same time, close the control valves on the first branch pipe and the third branch pipe, open the control valves on the second branch pipe and the fourth branch pipe, and operate the hot air blower, so that the hot air produced by the hot air blower can be diverted to the first air pipe and the second air pipe, so that the hot air is blown out from the left and top of the water pump body to the water pump body, and the reciprocating movement of the first air pipe and the second air pipe can achieve effective and comprehensive hot air drying of the water pump body. After drying is completed, the third electric push rod is operated to shrink its telescopic end, driving the limit plate to move up until the limit rod is pulled out of the corresponding mounting hole, thereby releasing the plug-in fixation of the base, and then the water pump body is moved right out of the lifting seat to remove the water pump body. In this way, the water pump body can be conveniently loaded and unloaded before and after the inspection, which is simple and convenient to operate, more flexible and practical, and effective hot air drying of the water pump body can be achieved after the inspection, which is more conducive to the subsequent use of the water pump body. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a main structural schematic diagram of the utility model;

[0013] Figure 2 It is a schematic diagram of the main structure of the top seat and the lifting seat;

[0014] Figure 3 This is a schematic diagram of the main structure of the lifting seat of the utility model;

[0015] Figure 4 It is a left-side structural schematic diagram of the lifting seat of the utility model;

[0016] Figure 5 This is a schematic diagram of the main structure of the water pump body of the utility model;

[0017] Figure 6 It is a left-side structural schematic diagram of the base of the water pump body of the utility model;

[0018] Figure 7 It is a left-side structural schematic diagram of the utility model when the base is connected with the lifting seat.

[0019] Numbers in the figure: 1 is a detection pool, 2 is a top seat, 3 is an air pump, 4 is a hot air blower, 5 is a hydraulic cylinder, 6 is a lifting seat, 7 is a support plate, 8 is a first guide rail, 9 is a second guide rail, 10 is a first electric slider, 11 is a first electric push rod, 12 is a first air pipe, 13 is a first hose, 14 is a first sealing disk, 15 is a first branch pipe, 16 is a second branch pipe, 17 is a second electric slider, 18 is a second electric push rod, 19 is a second air pipe, 20 is a second hose, 21 is a second sealing disk, 22 is a third branch pipe, 23 is a fourth branch pipe, 24 is a control valve, 25 is a water pump body, 26 is a base, 27 is a mounting hole, 28 is a third electric push rod, 29 is a blind hole, 30 is a limit plate, 31 is a limit rod, and 32 is a sealing pad. DETAILED DESCRIPTION

[0020] The utility model is further described in detail below with reference to the accompanying drawings and specific implementation methods:

[0021] like Figures 1 to 7As shown, a water pump seal detection device comprises a detection pool 1 containing water, a top seat 2 is fixedly mounted above the detection pool 1, an air pump 3 and a hot air blower 4 are fixedly mounted on the top of the top seat 2, hydraulic cylinders 5 are vertically fixedly mounted at the four corners of the bottom, and the piston rods of the four groups of hydraulic cylinders 5 face downward and are fixedly connected to the same lifting seat 6. An inverted L-shaped support plate 7 is fixedly mounted on the left side of the lifting seat 6, a first guide rail 8 is vertically fixedly mounted on the inner side of the vertical part of the support plate 7, and a second guide rail 9 is horizontally fixedly mounted on the inner side of the horizontal part along the left and right directions, a first electric slider 10 is slidably mounted on the first guide rail 8, a first electric push rod 11 is horizontally fixedly mounted on the right side of the first electric slider 10, the telescopic end of the first electric push rod 11 faces the right side and is fixedly connected to a first air pipe 12, a first hose 13 is fixedly connected to the left side of the first air pipe 12, a first sealing disc 14 is fixedly mounted on the right side, and a first branch pipe 15 and a second branch pipe 16 are connected in parallel to the tail end of the first hose 13. A second electric slider 17 is slidably provided on the second guide rail 9, a second electric push rod 18 is vertically fixed to the bottom end of the second electric slider 17, the telescopic end of the second electric push rod 18 faces downward and is fixedly connected to a second air pipe 19, a second hose 20 is fixedly connected to the upper side of the second air pipe 19, a second sealing disk 21 is fixedly sleeved on the lower side, a third branch pipe 22 and a fourth branch pipe 23 are connected in parallel to the tail end of the second hose 20, a control valve 24 is provided on the first branch pipe 15, the second branch pipe 16, the third branch pipe 22 and the fourth branch pipe 23, the first branch pipe 15 is connected to the air outlet of the air pump 3, the second branch pipe 16 and the fourth branch pipe 23 are connected to the air outlet of the hot air blower 4. A water pump body 25 is placed on the right side of the lifting seat 6, with the water inlet of the water pump body 25 facing left and the water outlet facing upward. The first air pipe 12 can be inserted into the water inlet of the water pump body 25 and the first sealing disk 14 can abut against the flange at the water inlet. The second air pipe 19 can be inserted into the water outlet of the water pump body 25 and the second sealing disk 21 can abut against the flange at the water outlet. A third electric push rod 28 is fixedly mounted above the lifting seat 6 corresponding to the mounting hole 27 on the base 26 of the water pump body 25, and a blind hole 29 is opened on the top surface of the corresponding lifting seat 6. The telescopic end of the third electric push rod 28 faces downward and is fixedly connected to a limit plate 30. A limit rod 31 is fixed at the bottom of the limit plate 30. The limit plate 30 abuts against the base 26 of the water pump body 25. The limit rod 31 passes through the mounting hole 27 of the water pump body 25 and is inserted into the corresponding blind hole 29.

[0022] During the inspection, the water pump body 25 is first placed on the lifting seat 6 from the right side of the lifting seat 6 so that the mounting hole 27 thereon is aligned with the blind hole 29. Then, the third electric push rod 28 is operated to extend its telescopic end, driving the limit plate 30 to move downward until the limit plate 30 is pressed against the base 26. At this time, the limit rod 31 can pass through the corresponding mounting hole 27 and be inserted into the corresponding blind hole 29, thereby completing the fixed installation of the water pump body 25, and the installation is stable, which does not affect the subsequent inspection operations. Next, the first electric slider 10 and the second electric slider 17 are operated to adjust the positions of the first air pipe 12 and the second air pipe 19, so that the first air pipe 12 is aligned with the water inlet of the water pump body 25 and the second air pipe 19 is aligned with the water outlet of the water pump body 25. Then, the first electric push rod 11 and the second electric push rod 18 are operated to extend their telescopic ends, so that the first air pipe 12 can be moved rightward and the second air pipe 19 can be moved downward, until the right end of the first air pipe 12 is inserted into the water inlet of the water pump body 25 and the first sealing disk 14 is pressed against the flange at the water inlet, until the bottom end of the second air pipe 19 is inserted into the water outlet of the water pump body 25 and the second sealing disk 21 is pressed against the flange at the water outlet. After that, the hydraulic cylinder 5 is operated to extend its telescopic end, so that the lifting seat 6 can be moved downward as a whole, until the water pump body 25 completely enters the water of the detection tank 1. Finally, the control valves 24 of the first branch pipe 15 and the third branch pipe 22 are opened, the control valves 24 of the second branch pipe 16 and the fourth branch pipe 23 are closed, and the air pump 3 is operated, so that the water pump body 25 can be inflated through the first branch pipe 15, the first hose 13 and the first air pipe 12, and the gas is discharged through the second air pipe 19, the second hose 20 and the third branch pipe 22. When the gas flows through the water pump body 25, if there is a leak due to a poor seal at a certain place, bubbles will be generated at that place. By observing the bubble situation of the detection pool 1, the sealing situation of the air pump body 25 can be judged, thereby completing the detection;

[0023] After the detection is completed, the air pump 3 is turned off, and the piston rod of the hydraulic cylinder 5 is retracted to drive the lifting seat 6 to move up and reset, and the water pump body 25 is taken out of the water. Then, the first air pipe 12 and the second air pipe 19 can be driven to separate from the water pump body 25 by the contraction of the telescopic ends of the first electric push rod 11 and the second electric push rod 18. Next, the first electric slider 10 and the second electric slider 17 are operated to drive the first air pipe 12 to move up and down, and drive the second air pipe 19 to move left and right. At the same time, the control valve 24 on the first branch pipe 15 and the third branch pipe 22 is closed, the control valve 24 on the second branch pipe 16 and the fourth branch pipe 23 is opened, and the hot air blower 4 is operated, so that the hot air produced by the hot air blower 4 can be diverted to the first air pipe 12 and the second air pipe 19, so that the hot air is blown out from the left and top of the water pump body 25 to the water pump body 25, and the reciprocating movement of the first air pipe 12 and the second air pipe 19 can achieve effective and comprehensive hot air drying of the water pump body 25. After drying is completed, the third electric push rod 28 is operated to shrink its telescopic end, driving the limit plate 30 to move upward until the limit rod 31 is pulled out of the corresponding mounting hole 27, so that the plug-in fixation of the base 26 can be released, and then the water pump body 25 is moved rightward from the lifting seat 6, and the water pump body 25 can be removed. In this way, the water pump body 25 can be conveniently loaded and unloaded before and after the detection, and the operation is simple and convenient, more flexible and practical, and the water pump body 25 can be effectively dried with hot air after the detection, which is more conducive to the subsequent use of the water pump body 25. The air pump 3, the hot air blower 4, the hydraulic cylinder 5, the first electric slider 10, the first electric push rod 11, the second electric slider 17, the second electric push rod 18, the water pump body 25 and the third electric push rod 28 can all adopt the existing technology.

[0024] In this embodiment, the first air pipe 12 is matched with the water inlet of the water pump body 25, and the first sealing plate 14 is matched with the flange plate at the water inlet of the water pump body 25 to ensure the sealed communication between the first air pipe 12 and the water inlet of the water pump body 25.

[0025] In this embodiment, the second air pipe 19 is matched with the water outlet of the water pump body 25, and the second sealing plate 21 is matched with the flange plate at the water outlet of the water pump body 25 to ensure the sealed communication between the second air pipe 19 and the water outlet of the water pump body 25.

[0026] In this embodiment, sealing gaskets 32 are provided on the right side of the first sealing disk 14 and on the lower side of the second sealing disk 21 to enhance the sealing between the first air pipe 12 and the water inlet of the water pump body 25 and between the second air pipe 19 and the water outlet of the water pump body 25 to ensure smooth detection operations.

[0027] In this embodiment, the limiting rod 31 is matched with the corresponding mounting hole 27 of the water pump body 25 and the corresponding blind hole 29 to ensure smooth installation and fixation of the water pump body 25 .

[0028] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A water pump seal detection device, comprising a detection pool filled with water, characterized in that: The upper fixed frame of the detection pool is provided with a top seat, an air pump and a hot air blower are fixed on the top of the top seat, and hydraulic cylinders are vertically fixed at the four corners of the bottom, the piston rods of the four groups of hydraulic cylinders are downwardly facing and fixedly connected to the same lifting seat, an inverted L-shaped support plate is fixed on the left side of the lifting seat, a first guide rail is vertically fixed on the inner side of the vertical part of the support plate, and a second guide rail is horizontally fixed on the inner side of the horizontal part along the left and right directions, a first electric slider is slidably provided on the first guide rail, a first electric push rod is horizontally fixed on the right side of the first electric slider, the telescopic end of the first electric push rod faces right side and is fixedly connected to the first air pipe, a first hose is fixedly connected on the left side of the first air pipe, and a first sealing disk is fixedly sleeved on the right side, the tail end of the first hose is connected in parallel with the first branch pipe and the second branch pipe, a second electric slider is slidably provided on the second guide rail, a second electric push rod is vertically fixed on the bottom end of the second electric slider, the telescopic end of the second electric push rod faces downward and is fixedly connected to the second air pipe, and the upper side of the second air pipe is fixedly connected to the second hose The lower fixed sleeve is provided with a second sealing disk, the tail end of the second hose is connected in parallel with a third branch pipe and a fourth branch pipe, the first branch pipe, the second branch pipe, the third branch pipe and the fourth branch pipe are all provided with a control valve, and the first branch pipe is connected with the air outlet of the air pump, and the second branch pipe and the fourth branch pipe are connected with the air outlet of the hot air blower, a water pump body is placed on the right side of the lifting seat, the water inlet of the water pump body faces left and the water outlet faces upward, the first air pipe can be inserted into the water inlet of the water pump body and the first sealing disk can be connected with the flange at the water inlet Abutment, the second air pipe can be inserted into the water outlet of the water pump body and the second sealing plate can abut against the flange at the water outlet, a third electric push rod is fixedly mounted above the lifting seat corresponding to the mounting hole on the base of the water pump body, and a blind hole is opened on the top surface of the corresponding lifting seat, the telescopic end of the third electric push rod faces downward and is fixedly connected to the limiting plate, a limiting rod is fixedly provided at the bottom of the limiting plate, the limiting plate abuts against the base of the water pump body, and the limiting rod passes through the mounting hole of the water pump body and is inserted into the corresponding blind hole.

2. The water pump seal detection device according to claim 1, characterized in that: The first air pipe is matched with the water inlet of the water pump body, and the first sealing plate is matched with the flange plate at the water inlet of the water pump body.

3. The water pump seal detection device according to claim 1, characterized in that: The second air pipe is matched with the water outlet of the water pump body, and the second sealing plate is matched with the flange plate at the water outlet of the water pump body.

4. The water pump seal detection device according to claim 1, characterized in that: A sealing gasket is provided on the right side of the first sealing disk and on the lower side of the second sealing disk.

5. The water pump seal detection device according to claim 1, characterized in that: The limiting rod is matched with the corresponding mounting hole of the water pump body and the corresponding blind hole.

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