Water pump air tightness detection tooling

Abstract

The utility model discloses a water pump air tightness detection tool, which relates to the technical field of air tightness detection. The technical scheme is as follows: it comprises an air tightness detection device body, two detection connecting pipes are fixedly connected to the outside of the air tightness detection device body, and one end of the two detection connecting pipes has a sealing connection mechanism; the sealing connection mechanism comprises a water pump body, a water pump outlet pipe and a water pump inlet pipe are fixedly arranged on the outside of the water pump body, and the outsides of the water pump outlet pipe and the water pump inlet pipe are both sleeved with a sealing connection component, and the sealing connection component comprises a detection plugging joint. The water pump air tightness detection tool has the beneficial effect of: a connecting plate is moved along a slide groove toward the center of the detection plugging joint, so that a fixed clamping pad contacts with the water pump outlet pipe and is tightly attached to the outside of the water pump outlet pipe, thereby ensuring a plugging and sealing state of the connecting sealing pad and the water pump outlet pipe, and ensuring subsequent air tightness detection, so that water pump outlet pipes of different diameters can be clamped and plugged, thereby improving the universality of the tool when used.

Description

Technical Field

[0001] The utility model relates to the technical field of airtightness detection, in particular to an airtightness detection tool for a water pump. Background Art

[0002] A water pump is a machine that transports liquids or pressurizes 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. In order to ensure the stability and safety of the water pump during use, an airtight test is required before leaving the factory.

[0003] The sealing joints of existing airtight testing tools can usually only be connected to the pipe outlet of a single water pump, lacking in universality. Different sealing joints often need to be replaced when testing water pumps of different models. Therefore, there is a need for a water pump airtight testing tool that can seal and connect pipe outlets of various sizes to improve the universality of the tool. Utility Model Content

[0004] To this end, the utility model provides a water pump air tightness detection tool, which solves the problem of needing to replace different plugging sealing joints when testing water pumps of different models through a plugging connection mechanism.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a water pump airtightness detection tooling, comprising an airtightness detection device body, the airtightness detection device body is fixedly connected to two detection connecting pipes on the outside, and one end of the two detection connecting pipes is sealed to a connection mechanism;

[0006] The plugging connection mechanism includes a water pump body, a water pump outlet pipe and a water pump inlet pipe are fixedly provided on the outside of the water pump body, and the water pump outlet pipe and the water pump inlet pipe are both sleeved with a plugging connection component on the outside, the plugging connection component includes a detection plugging joint, a pipe joint is fixedly sleeved on the top of the detection plugging joint, the pipe joint is fixedly connected to the detection connecting pipe, a plug is fixedly provided inside the detection plugging joint, a connecting sealing gasket is fixedly sleeved outside the plug, a plurality of sliding grooves are opened inside the detection plugging joint, a rotating shaft is provided inside the detection plugging joint, an incomplete gear is fixedly connected to the bottom of the rotating shaft, a connecting ring is provided on the outside of the incomplete gear, an incomplete internal gear ring is fixedly provided inside the connecting ring, a driving disk is fixedly connected to the bottom of the connecting ring, a plurality of inclined grooves are opened at the bottom of the driving disk, and a fixing unit is connected to each of the plurality of inclined grooves.

[0007] Preferably, the fixing unit comprises a sliding column, the top of which extends into the inclined groove and is slidably connected to the inclined groove, the bottom of which is fixedly provided with a connecting plate, and one side of the connecting plate is fixedly provided with a fixing clamping pad.

[0008] Preferably, a self-locking motor is fixedly provided on the top of the detection and blocking joint, and the output end of the self-locking motor is fixedly connected to the top of the rotating shaft.

[0009] Preferably, one end of the rotating shaft extends into the interior of the detection and plugging joint and is connected to the detection and plugging joint via a bearing.

[0010] Preferably, the connecting ring is arranged inside the detection sealing joint and is connected to the inner wall of the detection sealing joint through a bearing.

[0011] Preferably, the incomplete gear is meshed with an incomplete internal gear ring.

[0012] Preferably, the driving disk is arranged inside the detection sealing joint and is connected to the inner wall of the detection sealing joint through a bearing.

[0013] Preferably, the connecting plate is arranged inside the slide groove and is slidably connected to the slide groove.

[0014] The utility model embodiment has the following advantages:

[0015] 1. By putting the detection plugging joint on the outside of the water pump outlet pipe, inserting the plugging tube into the water pump outlet pipe, connecting the sealing gasket to contact the top of the water pump outlet pipe and sealing the top of the water pump outlet pipe, the gas can only enter the water pump outlet pipe through the plugging tube during subsequent detection, preventing the gas from overflowing from the top of the water pump outlet pipe, thereby achieving the purpose of sealing and plugging;

[0016] 2. Move the connecting plate along the slide groove toward the center of the detection plugging joint, so that the fixed clamping pad contacts the water pump outlet pipe and is tightly attached to the outside of the water pump outlet pipe, ensuring the plugging and sealing state of the connecting sealing pad and the water pump outlet pipe, ensuring the subsequent air tightness detection, so that the water pump outlet pipes of different diameters can be clamped and sealed, thereby improving the universality of the tooling when used. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the implementation or the prior art description. Obviously, the drawings in the following description are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0018] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with the technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantial technical significance. Any structural modification, change in proportion or adjustment of size shall still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.

[0019] Figure 1 The overall structural diagram provided by the utility model;

[0020] Figure 2 A three-dimensional diagram of the plugging and connecting mechanism provided by the utility model;

[0021] Figure 3 A partial cutaway stereoscopic diagram of the plugging connection mechanism provided by the utility model;

[0022] Figure 4 A partially cutaway exploded perspective view of a plugging connection assembly provided by the utility model;

[0023] Figure 5 A partial cross-sectional stereoscopic view of the plugging connection assembly provided by the utility model.

[0024] In the figure: 1 airtight detection device body, 2 detection connecting pipe, 3 detection plugging joint, 4 water pump body, 5 water pump outlet pipe, 6 water pump inlet pipe, 7 pipe joint, 8 connecting sealing gasket, 9 insert pipe, 10 slide groove, 11 self-locking motor, 12 rotating shaft, 13 incomplete gear, 14 connecting ring, 15 incomplete internal gear ring, 16 driving plate, 17 inclined groove, 18 sliding column, 19 connecting plate, 20 fixed clamping pad. DETAILED DESCRIPTION

[0025] The following is a specific embodiment of the present invention. People familiar with the technology can easily understand the other advantages and functions of the present invention from the contents disclosed in this specification. Obviously, the described embodiment is a part of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0026] See attached Figure 1 -Attached Figure 5 The utility model provides a water pump air tightness detection tool, comprising an air tightness detection device body 1, the air tightness detection device body 1 is externally fixedly connected with two detection connecting pipes 2, and one end of the two detection connecting pipes 2 is sealed with a connection mechanism;

[0027] The plugging connection mechanism includes a water pump body 4, a water pump outlet pipe 5 and a water pump inlet pipe 6 are fixedly provided on the outside of the water pump body 4, and the outside of the water pump outlet pipe 5 and the water pump inlet pipe 6 are both sleeved with a plugging connection component, and the plugging connection component includes a detection plugging joint 3, a pipe joint 7 is fixedly sleeved on the top of the detection plugging joint 3, and the pipe joint 7 is fixedly connected to the detection connecting pipe 2, a plugging pipe 9 is fixedly provided inside the detection plugging joint 3, and a connecting sealing gasket 8 is fixedly sleeved outside the plugging pipe 9, and a plurality of sliding grooves 10 are opened inside the detection plugging joint 3, a rotating shaft 12 is provided inside the detection plugging joint 3, an incomplete gear 13 is fixedly connected to the bottom of the rotating shaft 12, a connecting ring 14 is provided outside the incomplete gear 13, an incomplete internal gear ring 15 is fixedly provided inside the connecting ring 14, a driving disk 16 is fixedly connected to the bottom of the connecting ring 14, a plurality of inclined grooves 17 are opened at the bottom of the driving disk 16, and a fixing unit is connected inside the plurality of inclined grooves 17;

[0028] In this embodiment, in order to achieve the purpose of being able to seal and connect pipe openings of various sizes and improve the universality of the tooling, taking the water pump outlet pipe 5 as an example, the detection sealing joint 3 is sleeved on the outside of the water pump outlet pipe 5, so that the cannula 9 is inserted into the inside of the water pump outlet pipe 5, the connection sealing gasket 8 is in contact with the top of the water pump outlet pipe 5 and seals the top of the water pump outlet pipe 5, and the incomplete gear 13 is rotated through the rotating shaft 12, and the incomplete gear 13 rotates through the incomplete internal gear ring 15 so that the connecting ring 14 drives the driving disk 16 to rotate clockwise, and the driving disk 16 rotates through the inclined groove 17 and cooperates with the fixing unit, so that the fixed clamping gasket 20 is in contact with the water pump outlet pipe 5 and is tightly attached to the outside of the water pump outlet pipe 5, ensuring the sealing state of the connection sealing gasket 8 and the water pump outlet pipe 5, and ensuring the subsequent air tightness detection, so that the water pump outlet pipes 5 of different diameters can be clamped and sealed, thereby improving the universality of the tooling when used;

[0029] In order to achieve the purpose of clamping the water pump outlet pipe 5 or the water pump inlet pipe 6 of different diameters, the device is implemented by the following technical solutions: the fixing unit includes a sliding column 18, the top of the sliding column 18 extends into the inclined groove 17 and is slidably connected to the inclined groove 17, a connecting plate 19 is fixedly provided at the bottom of the sliding column 18, a fixed clamping pad 20 is fixedly provided on one side of the connecting plate 19, the connecting plate 19 is arranged in the slide groove 10 and is slidably connected to the slide groove 10, and the driving disk 16 is arranged in the detection plugging joint 3 and is connected to the detection plugging joint 3 is connected by a bearing, and the driving plate 16 rotates through the cooperation between the inclined groove 17 and the sliding column 18, so that the sliding column 18 drives the connecting plate 19 to move along the sliding groove 10 to the center of the detection plugging joint 3, and the connecting plate 19 moves so that the fixed clamping pad 20 contacts the water pump outlet pipe 5 and is tightly attached to the outside of the water pump outlet pipe 5, ensuring the plugging and sealing state of the connecting sealing pad 8 and the water pump outlet pipe 5, ensuring the subsequent air tightness detection, so that the water pump outlet pipes 5 with different diameters can be clamped and plugged, thereby improving the universality of the tooling when used;

[0030] Among them, in order to achieve the purpose of providing power for the rotation of the driving disk 16, the present device adopts the following technical solutions: a self-locking motor 11 is fixedly provided on the top of the detection and plugging joint 3, the output end of the self-locking motor 11 is fixedly connected to the top of the rotating shaft 12, one end of the rotating shaft 12 extends into the detection and plugging joint 3 and is connected to the detection and plugging joint 3 through a bearing, the connecting ring 14 is arranged inside the detection and plugging joint 3 and is connected to the inner wall of the detection and plugging joint 3 through a bearing, the incomplete gear 13 is meshed with the incomplete internal gear ring 15, the self-locking motor 11 is started to rotate clockwise, the self-locking motor 11 rotates through the rotating shaft 12 to rotate the incomplete gear 13, and the incomplete gear 13 rotates through the incomplete The fully internal gear ring 15 causes the connecting ring 14 to drive the driving disc 16 to rotate clockwise. The driving disc 16 rotates through the cooperation of the inclined groove 17 and the sliding column 18, so that the sliding column 18 drives the connecting plate 19 to move along the sliding groove 10 toward the center of the detection plugging joint 3. The movement of the connecting plate 19 causes the fixed clamping pad 20 to contact the water pump outlet pipe 5 and fit tightly to the outside of the water pump outlet pipe 5. The self-locking property of the driving disc 16 after rotation keeps the rotating driving disc 16 fixed, thereby preventing the fixed clamping pad 20 from loosening the fit with the water pump outlet pipe 5, thereby maintaining the clamping effect of the fixed clamping pad 20 on the water pump outlet pipe 5, and preventing the connecting sealing pad 8 from loosening the sealing state with the water pump outlet pipe 5.

[0031] The use process of the utility model is as follows: when using the utility model, an external power supply is connected. When the water pump outlet pipe 5 and the water pump inlet pipe 6 of the water pump body 4 need to be sealed, taking the water pump outlet pipe 5 as an example, the detection sealing joint 3 is sleeved on the outside of the water pump outlet pipe 5, so that the cannula 9 is inserted into the water pump outlet pipe 5, the connecting sealing gasket 8 is in contact with the top of the water pump outlet pipe 5 and seals the top of the water pump outlet pipe 5, so that during subsequent detection, the gas can only enter the water pump outlet pipe 5 through the cannula 9 to prevent the gas from overflowing from the top of the water pump outlet pipe 5, thereby achieving the purpose of sealing and blocking. At the same time, in order to prevent the sealing connection between the connecting sealing gasket 8 and the water pump outlet pipe 5 from loosening, the self-locking motor 11 is started to rotate clockwise, and the self-locking motor 11 rotates through the rotating shaft 12 to rotate the incomplete gear 13, and the incomplete The gear 13 rotates through the incomplete internal gear ring 15, so that the connecting ring 14 drives the driving disk 16 to rotate clockwise. The driving disk 16 rotates through the cooperation of the inclined groove 17 and the sliding column 18, so that the sliding column 18 drives the connecting plate 19 to move along the sliding groove 10 toward the center of the detection plugging joint 3. The movement of the connecting plate 19 makes the fixed clamping gasket 20 contact the water pump outlet pipe 5 and tightly adhere to the outside of the water pump outlet pipe 5, ensuring the sealing state of the connecting sealing gasket 8 and the water pump outlet pipe 5, ensuring the subsequent air tightness detection, so that the water pump outlet pipes 5 of different diameters can be clamped and blocked, thereby improving the universality of the tooling when used, and starting the airtight detection device body 1. The airtight detection device body 1 pressurizes the inside of the water pump body 4 through the detection connecting pipe 2 and the detection plugging joint 3, thereby performing an airtightness detection on the water pump body 4.

[0032] The above are only preferred embodiments of the present invention. Any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the above technical solution. Therefore, any simple modification or equivalent replacement based on the technical solution of the present invention shall fall within the scope of protection claimed by the present invention.

Claims

1. A water pump air tightness detection tool, comprising an air tightness detection device body (1), characterized in that: The airtightness detection device body (1) is externally fixedly connected with two detection connection pipes (2), and one end of the two detection connection pipes (2) is sealed with a connection mechanism; The plugging connection mechanism comprises a water pump body (4), a water pump outlet pipe (5) and a water pump inlet pipe (6) are fixedly provided on the outside of the water pump body (4), the water pump outlet pipe (5) and the water pump inlet pipe (6) are both sleeved with a plugging connection component on the outside, the plugging connection component comprises a detection plugging joint (3), a pipe joint (7) is fixedly sleeved on the top of the detection plugging joint (3), the pipe joint (7) is fixedly connected to the detection connection pipe (2), a plug pipe (9) is fixedly provided on the inside of the detection plugging joint (3), and a connection sealing gasket is fixedly sleeved on the outside of the plug pipe (9). (8), a plurality of slide grooves (10) are provided inside the detection and sealing joint (3), a rotating shaft (12) is provided inside the detection and sealing joint (3), an incomplete gear (13) is fixedly connected to the bottom of the rotating shaft (12), a connecting ring (14) is provided outside the incomplete gear (13), an incomplete internal gear ring (15) is fixedly provided inside the connecting ring (14), a driving disk (16) is fixedly connected to the bottom of the connecting ring (14), a plurality of inclined grooves (17) are provided at the bottom of the driving disk (16), and a fixing unit is connected inside each of the plurality of inclined grooves (17).

2. The water pump air tightness detection tool according to claim 1 is characterized in that: The fixing unit comprises a sliding column (18), the top of which extends into the interior of the inclined groove (17) and is slidably connected to the inclined groove (17), a connecting plate (19) is fixedly provided at the bottom of the sliding column (18), and a fixing clamping pad (20) is fixedly provided on one side of the connecting plate (19).

3. The water pump air tightness detection tool according to claim 1, characterized in that: A self-locking motor (11) is fixedly provided on the top of the detection and blocking joint (3), and an output end of the self-locking motor (11) is fixedly connected to the top of the rotating shaft (12).

4. The water pump air tightness detection tool according to claim 1, characterized in that: One end of the rotating shaft (12) extends into the interior of the detection and plugging joint (3) and is connected to the detection and plugging joint (3) via a bearing.

5. The water pump air tightness detection tool according to claim 1, characterized in that: The connecting ring (14) is arranged inside the detection and plugging joint (3) and is connected to the inner wall of the detection and plugging joint (3) via a bearing.

6. The water pump air tightness detection tool according to claim 1, characterized in that: The incomplete gear (13) is meshed with the incomplete internal gear ring (15).

7. The water pump air tightness detection tool according to claim 1, characterized in that: The driving disk (16) is arranged inside the detection and plugging joint (3) and is connected to the inner wall of the detection and plugging joint (3) via a bearing.

8. The water pump air tightness detection tool according to claim 2, characterized in that: The connecting plate (19) is arranged inside the sliding groove (10) and is slidably connected to the sliding groove (10).

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