Testing fixture for three-way water delivery pipe in washing machine

Abstract

The utility model provides a testing fixture for a three-way water delivery pipe in a washing machine, which comprises a pair of working plates arranged side by side, a case cabinet arranged at the bottom of the working plates, a hollow cavity formed by peripheral side walls of the case cabinet, and an air pipe reserved port arranged at the top of the case cabinet and located at one side of the working plates; the middle section detection channel opening placing module is arranged in the center of the working plate through bolt connection; the air inlet module is arranged on one side of the top of an inverted-U-shaped supporting plate in the middle section detection channel opening containing module through bolt connection. The top of the water inlet limiting and blocking module is arranged on the top of the working plate and located on one side of the middle section detection channel opening containing module through bolt connection, and the water outlet limiting and blocking module is arranged on the top of the working plate and located on one side, away from the water inlet limiting and blocking module, of the middle section detection channel opening containing module through bolt connection. The bottom of the pressurized gas transmission detection module is arranged on the side wall of the side, away from the cabinet door, in the cavity through bolt connection, and the gas transmission hose is connected with the gas inlet module and the pressurized gas transmission detection module.

Description

Technical Field

[0001] The utility model relates to complex pipeline detection in a washing machine, in particular to the technical field of pipeline pressure detection and sealing detection, and specifically is a three-way water pipe detection tool in a washing machine. Background Art

[0002] There is a three-way water pipe connected between the water inlet valve and the washing drum in the washing machine. The three-way water pipe has a complex shape to fit the neat arrangement of the internal pipes of the washing machine for easy maintenance. A detection channel opening is set in the middle. This pipe has high requirements for pressure resistance, so it needs to be tested for sealing and pressure one by one after processing. Summary of the invention

[0003] In view of the above-mentioned shortcomings of the prior art, the purpose of the utility model is to provide a three-way water pipe inspection tool in a washing machine, which is used to solve the difficulties of the prior art.

[0004] In order to achieve the above-mentioned purpose and other related purposes, the utility model provides a three-way water pipe inspection tool in a washing machine, comprising:

[0005] A pair of work boards 1 are placed side by side, and a cabinet 11 is arranged at the bottom of the pair of work boards 1. The cabinet 11 is composed of four side walls forming a hollow cavity 12, and a cabinet door 13 is hinged on one side of the cabinet 11;

[0006] A trachea reserved opening 14 is provided on the top of the chassis cabinet 11 and on one side of the working plate 1;

[0007] A module 2 is placed at the opening of the middle section detection channel, and the module 2 is placed at the opening of the middle section detection channel and is arranged in the middle of the working plate 1 by bolt connection;

[0008] An air intake module 3, which is arranged on one side of the top of the inverted U-shaped support plate 21 in the middle section detection channel port placement module 2 through bolt connection;

[0009] The water inlet limiting blocking module 4, the top of which is connected by bolts and arranged on the top of the working plate 1 at one side of the middle section detection channel port placement module 2, and the bottom of which passes through the working plate 1 and is arranged in the cavity 12;

[0010] The water outlet limiting blocking module 5 is connected by bolts and arranged on the top of the working plate 1 and located at the side of the middle section detection channel port placement module 2 away from the water inlet limiting blocking module 4;

[0011] A pressurized gas detection module 6, the bottom of which is bolted to the side wall of the cavity 12 away from the cabinet door 13, and a gas hose 7 is sleeved on the top of the pressurized gas detection module 6, and the top of the gas hose 7 passes through the air pipe reserved port 14 to be connected to the air intake module 3.

[0012] According to the preferred solution, the middle section detection channel port placement module 2 includes:

[0013] An inverted U-shaped support plate 21, which is connected by bolts and arranged in the middle of the top of the working plate 1;

[0014] A T-shaped pipe seat 22, which is arranged on one side of the top of the inverted U-shaped support plate 21 by bolt connection, a transverse pipe guide groove 23 is arranged on one side of the top of the T-shaped pipe seat 22, and a detection channel positioning groove 24 is arranged on the other side of the top of the T-shaped pipe seat 22, the detection channel positioning groove 24 is communicated with the transverse pipe guide groove 23, and the detection channel positioning groove 24 and the transverse pipe guide groove 23 are perpendicular to each other;

[0015] A No. 1 guide post 25, the bottom of which is passed through the top of the T-shaped pipe seat 22 and is located on the left and right sides of the detection channel positioning groove 24, the top of which extends vertically upward, and the top of which is connected to a No. 1 quick-clamp mounting plate 26 by bolts;

[0016] A detection channel limit block 27, wherein the detection channel limit block 27 is sleeved on the first guide column 25, and a circular arc groove 28 is provided in the middle of the bottom of the detection channel limit block 27, and the circular arc groove 28 is communicated with the detection channel positioning groove 24;

[0017] A No. 1 horizontal quick clamp 29, the top of which is passed through the No. 1 quick clamp mounting plate 26, and the bottom of which is connected to the detection channel limit block 27 through a thread.

[0018] According to a preferred embodiment, the detection channel positioning groove 24 and the transverse tube guide groove 23 are arc-shaped grooves, and the inner diameters of the top grooves of the detection channel positioning groove 24 and the transverse tube guide groove 23 are larger than the inner diameters of the groove bottoms.

[0019] According to the preferred solution, the No. 1 horizontal quick clamp 29 drives the detection channel limit block 27 to move along the No. 1 guide column 25 toward the T-shaped pipe seat 22 .

[0020] According to the preferred embodiment, the air intake module 3 includes:

[0021] A heightening boss 31, wherein the heightening boss 31 is arranged on a side of the top of the inverted U-shaped support plate 21 away from the T-shaped pipe seat 22;

[0022] A guide rod cylinder 32 is provided on the top of the raised boss 31 through bolt connection. A push plate 33 is provided on the side of the guide rod cylinder 32 close to the inverted U-shaped support plate 21 through interference fit. An assembly groove is provided in the middle of the push plate 33. A detection channel plug 34 is provided in the assembly groove through interference fit.

[0023] The plugging gas outlet groove 35 is provided on a side of the detection channel plugging 34 away from the first guide rod cylinder 32;

[0024] The plug air inlet pipe 36 is penetrated at the top of the detection channel plug 34, the bottom of the plug air inlet pipe 36 penetrates into the detection channel plug 34 and communicates with the plug air outlet groove 35, and the top of the plug air inlet pipe 36 is sleeved with an air delivery hose 7.

[0025] According to the preferred embodiment, the water inlet limiting and blocking module 4 includes:

[0026] A heightening bracket 41, wherein the heightening bracket 41 is connected by bolts and is disposed at one end of the inverted U-shaped support plate 21 away from the heightening boss 31, and the top of the heightening bracket 41 is an inclined surface;

[0027] The water inlet limit installation bottom plate 42 is bolted to the top of the heightening bracket 41, and the other side of the water inlet limit installation bottom plate 42 extends in the direction of the heightening boss 31. The other side of the water inlet limit installation bottom plate 42 is bolted to a vertical plate 43, and the bottom of the vertical plate 43 is connected to the inverted U-shaped support plate 21;

[0028] A clearance hole 44, wherein the clearance hole 44 is provided in the middle of the water inlet limit installation bottom plate 42;

[0029] A pressure plate through slot 45, wherein the pressure plate through slot 45 is provided between the height-increasing bracket 41 and the vertical plate 43;

[0030] An L-shaped pipe segment positioning block 46, which is connected by bolts and is opened in the middle of the top of the water inlet limit installation bottom plate 42;

[0031] An L-shaped positioning groove 47, which is provided on one side of the top of the L-shaped pipe segment positioning block 46 close to the inverted U-shaped support plate 21, and one side of the L-shaped positioning groove 47 is connected to the clearance hole 44;

[0032] A second block clamping plate 48 is provided on the top of the water inlet limit installation base plate 42 near the vertical plate 43 through bolt connection, and second guide pillars 49 are provided on both sides of the bottom of the second block clamping plate 48, and the second guide pillars 49 are clamped in the L-shaped pipe segment positioning block 46;

[0033] A limit pressing block 410, wherein the limit pressing block 410 is sleeved on the second guide column 49;

[0034] A second horizontal quick clamp 411, which is inserted in the middle of the second block clamp 48, and the bottom of the second horizontal quick clamp 411 is connected to the limit pressure block 410;

[0035] A lower cylinder support plate 412, one side of which is connected by bolts to a side of the vertical plate 43 close to the height-increasing bracket 41, and the top of the lower cylinder support plate 412 is connected to the water inlet limit installation bottom plate 42 by bolts;

[0036] The No. 2 guide rod cylinder 413 is bolted to one side of the lower cylinder support plate 412 close to the height-increasing bracket 41 , and an air inlet plug 414 is bolted to the top of the No. 2 guide rod cylinder 413 , and the top of the air inlet plug 414 is clamped in the clearance hole 44 .

[0037] According to the preferred embodiment, the second horizontal quick clamp 411 drives the limiting pressure block 410 to move along the second guide column 49 toward the L-shaped positioning groove 47 .

[0038] According to the preferred embodiment, the water outlet limiting and blocking module 5 comprises:

[0039] A C-shaped clamping plate 51, which is bolted and arranged on the top of the heightening boss 31 and located on the side of the inverted U-shaped support plate 21 away from the heightening bracket 41, and the top of the C-shaped clamping plate 51 is inclined;

[0040] The outlet limiting clamping platform 52 is connected with bolts and tiltedly arranged on the top of the C-shaped clamping plate 51. The height of the outlet limiting clamping platform 52 on one side close to the first guide rod cylinder 32 is greater than the height of the other side;

[0041] A water outlet pipe fixing plate 53, which is connected by bolts and arranged in the middle of the top of the water outlet limiting clamping platform 52, and a U-shaped clamping groove 54 is arranged on the top of the water outlet pipe fixing plate 53;

[0042] A T-shaped pressing plate 55, the T-shaped pressing plate 55 is located just above the U-shaped slot 54, one side of the T-shaped pressing plate 55 is clamped on the top of the U-shaped slot 54, and the other side of the T-shaped pressing plate 55 is symmetrically penetrated with a screw rod 56, a gap is set between the T-shaped pressing plate 55 and the screw rod 56, a pair of locking nuts 57 are penetrated in the screw rod 56, and the top or bottom of the locking nut 57 is in contact with the T-shaped pressing plate 55;

[0043] The fixed cylinder 58 is arranged on the top of the water outlet pipe fixing plate 53 by bolt connection, and a small pipe plug 59 is sleeved on the cylinder rod of the bottom of the fixed cylinder 58 close to the U-shaped groove 54.

[0044] According to the preferred embodiment, the pressurized gas transmission detection module 6 includes:

[0045] A pneumatic actuator 61, which is bolted and arranged on a side wall of the cavity 12 away from the cabinet door 13, and a pair of pneumatic actuators 61 are provided, and the pair of pneumatic actuators 61 are respectively located below the working plate 1;

[0046] The through pipe 62 is clamped at the bottom of the pneumatic actuator 61 . A pressure sensor 63 is sleeved on the other side of the through pipe 62 . A gas delivery hose 7 is sleeved on the side of the pressure sensor 63 away from the pneumatic actuator 61 .

[0047] The utility model adopts a vertical frame, a top plate, a transmission device, an adsorption device and an adjustment device. When the three-way water pipe inspection tool for a washing machine is used, a module is placed in the middle of the three-way water pipe in the washing machine to be inspected through a middle detection channel opening, and the left and right sides of the three-way water pipe are limited and blocked by a water inlet limiting blocking module and a water outlet limiting blocking module. A pressurized air delivery detection module pumps air into the three-way water pipe through an air inlet module to detect whether there is a leak in the three-way water pipe.

[0048] The best embodiment of the present invention will be described in more detail below in conjunction with the accompanying drawings so that the features and advantages of the present invention can be easily understood. BRIEF DESCRIPTION OF THE DRAWINGS

[0049] Figure 1 The display is a three-dimensional structural schematic diagram of the utility model;

[0050] Figure 2 The display is a schematic diagram of the internal structure of the utility model;

[0051] Figure 3 The display is a schematic diagram of the assembly of the utility model;

[0052] Figure 4 The display is an enlarged schematic diagram of the three-dimensional structure of the air intake module in the present utility model;

[0053] Figure 5 The display is an enlarged schematic diagram of the three-dimensional structure of the detection channel plug in the utility model;

[0054] Figure 6 It shows an enlarged schematic diagram of the three-dimensional structure of the water inlet limiting and blocking module in the utility model;

[0055] Figure 7 It shows an enlarged schematic diagram of the three-dimensional structure of the water outlet limiting and blocking module in the utility model;

[0056] Figure 8 The display is an enlarged schematic diagram of the three-dimensional structure of the pressurized gas transmission detection module in the present utility model;

[0057] Fig. 9 Shown is a three-way water pipe to be assembled in a washing machine in the utility model;

[0058] Fig.10 The display is an enlarged schematic diagram of the three-dimensional structure of the pressurized gas transmission detection module in the present utility model;

[0059] Description of symbols

[0060] 1. Working board; 11. Chassis cabinet; 12. Cavity; 13. Cabinet door; 14. Air pipe reserved opening;

[0061] 2. Place the module at the entrance of the middle section detection channel; 21. Inverted U-shaped support plate; 22. T-shaped pipe seat; 23. Horizontal pipe guide groove; 24. Detection channel positioning groove; 25. No. 1 guide column; 26. No. 1 quick clamp mounting plate; 27. Detection channel limit block; 28. Arc groove; 29. ​​No. 1 horizontal quick clamp;

[0062] 3. Intake module; 31. Heightening boss; 32. No. 1 guide rod cylinder; 33. Push plate; 34. Detection channel plug; 35. Plug outlet groove; 36. Plug inlet pipe;

[0063] 4. Water inlet limit plugging module; 41. Heightening bracket; 42. Water inlet limit mounting base plate; 43. Vertical plate; 44. Clearance hole; 45. Pressure plate through groove; 46. L-shaped pipe segment positioning block; 47. L-shaped positioning groove; 48. No. 2 block clamping plate; 49. No. 2 guide column; 410. Limit pressure block; 411. No. 2 horizontal quick clamp; 412. Lower cylinder support plate; 413. No. 2 guide rod cylinder; 414. Inlet plug;

[0064] 5. Water outlet limit plugging module; 51. C-type card plate; 52. Water outlet limit card platform; 53. Water outlet pipe fixing plate; 54. U-shaped card slot; 55. T-shaped pressure plate; 56. Screw rod; 57. Locking nut; 58. Fixed cylinder; 59. Small pipe plug;

[0065] 6. Pressurized gas transmission detection module; 61. Pneumatic actuator; 62. Through pipe; 63. Pressure sensor;

[0066] 7. Gas hose; DETAILED DESCRIPTION

[0067] In order to make the purpose, technical solution and advantages of the technical solution of the utility model clearer, the technical solution of the embodiment of the utility model will be clearly and completely described in conjunction with the drawings of the specific embodiments of the utility model. The same figure marks in the drawings represent the same parts. It should be noted that the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the described embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0068] Compared with the embodiments shown in the drawings, feasible implementations within the scope of protection of the present invention may have fewer components, other components not shown in the drawings, different components, differently arranged components, or differently connected components, etc. In addition, two or more components in the drawings may be implemented in a single component, or a single component shown in the drawings may be implemented as multiple separate components.

[0069] Unless otherwise defined, the technical or scientific terms used herein shall have the usual meanings understood by persons with ordinary skills in the field to which the utility model belongs. The words "first", "second" and similar words used in the specification and claims of the utility model patent application do not indicate any order, quantity or importance, but are only used to distinguish different components. Similarly, words such as "one" or "one" do not necessarily indicate quantity restrictions. Words such as "include" or "comprise" mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. Words such as "connect" or "connected" are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0070] The utility model provides a three-way water pipe inspection tool in a washing machine, which is used in a pipeline tightness detection process. The utility model comprises a working plate 1, a middle section detection channel opening placement module 2, an air intake module 3, a water inlet limit blocking module 4, a water outlet limit blocking module 5 and a pressurized air delivery detection module 6, which are particularly suitable for pressurized detection of a three-way water pipe in a washing machine.

[0071] In general, the three-way water pipe inspection tool for washing machines proposed by the utility model mainly includes: a working plate 1, a middle section detection channel port placement module 2, an air inlet module 3, an inlet limit blocking module 4, an outlet limit blocking module 5 and a pressurized air delivery detection module 6, among which, you can refer to Figure 1, which shows the arrangement relationship of the working plate 1, the middle section detection channel port placement module 2, the air intake module 3, the water inlet limit blocking module 4, the water outlet limit blocking module 5 and the pressurized gas transmission detection module 6.

[0072] The three-way water pipe inspection tool for washing machines provided by the utility model is used as follows Fig. 9 The three-way water pipe in the washing machine to be tested is placed in the middle of the T-shaped pipe seat 22 in the middle detection channel opening placement module 2, and the No. 1 horizontal quick clamp 29 is driven to drive the detection channel limit block 27 to limit the middle of the three-way water pipe, and the No. 1 guide rod cylinder 32 in the air intake module 3 drives the plug air intake pipe 36 to be pushed into the detection channel opening in the middle of the three-way water pipe. The plug air intake pipe 36 is connected to the air delivery hose 7 to complete the assembly limit of the middle section of the three-way water pipe, and the water inlet section of the three-way water pipe is clamped in the L-shaped positioning groove 47, and the second horizontal quick clamp 41 is used. Drive the limiting pressure block 410 to limit the water inlet section of the three-way water pipe in the L-shaped positioning groove 47, drive the No. 2 guide rod cylinder 413 to plug the air inlet plug 414 into the water inlet of the three-way water pipe, complete the assembly of the water inlet section of the three-way water pipe, pass one side of the water outlet of the three-way water pipe into the U-shaped groove 54, manually adjust the spacing of the locking nut 57 on the screw rod 56, insert the bottom of the T-shaped pressure plate 55 into the U-shaped groove 54, limit the section on one side of the water outlet of the three-way water pipe, drive the fixing cylinder 58 to set the small pipe plug 59 on the outside of the water outlet of the three-way water pipe, and then the water outlet of the three-way water pipe can be installed. Figure 4 As shown, the three-way water pipe to be tested is limited, and the pneumatic actuator 61 in the pressurized gas detection module 6 is driven to inject gas into the three-way water pipe through the pipe 62, the gas hose 7, and the detection channel plug 34 to pressurize the three-way water pipe, and the pressure in the entire pipeline is detected by the pressure sensor 63 to determine whether there is a leak in the three-way water pipe.

[0073] The above-mentioned middle section detection channel opening placement module 2 is arranged in the middle of the working plate 1 through bolt connection, and the middle section detection channel opening placement module 2 includes: an inverted U-shaped support plate 21, a T-shaped pipe seat 22, a No. 1 guide column 25, a detection channel limit block 27 and a No. 1 horizontal quick clamp 29. The above-mentioned inverted U-shaped support plate 21 is arranged in the middle of the top of the working plate 1 through bolt connection, and a T-shaped pipe seat 22 is arranged on one side of the top of the inverted U-shaped support plate 21 through bolt connection. A transverse pipe guide groove 23 is arranged on one side of the top of the T-shaped pipe seat 22, and a detection channel positioning groove 24 is arranged on the other side of the top of the T-shaped pipe seat 22. The detection channel positioning groove 24 is communicated with the transverse pipe guide groove 23, and the detection channel positioning groove 24 and the transverse pipe guide groove 23 are perpendicular to each other. The bottom of the No. 1 guide column 25 is penetrated at the top of the T-shaped pipe seat 22 and is located in the detection channel positioning groove 2 On the left and right sides of 4, the top of the No. 1 guide column 25 extends vertically upward, and the top of the No. 1 guide column 25 is connected to the No. 1 quick clamp mounting plate 26 by bolts. A detection channel limit block 27 is sleeved on the No. 1 guide column 25, and a circular arc groove 28 is arranged in the middle of the bottom of the detection channel limit block 27, and the circular arc groove 28 is communicated with the detection channel positioning groove 24. A detection channel limit block 27 is penetrated on the top of the No. 1 quick clamp mounting plate 26, and a circular arc groove 28 is arranged in the middle of the bottom of the detection channel limit block 27, and the circular arc groove 28 is communicated with the detection channel positioning groove 24. The top of the No. 1 horizontal quick clamp 29 is penetrated on the No. 1 quick clamp mounting plate 26, and the bottom of the No. 1 horizontal quick clamp 29 is connected to the detection channel limit block 27 by threads, and the No. 1 horizontal quick clamp 29 drives the detection channel limit block 27 to move along the No. 1 guide column 25 toward the T-shaped pipe seat 22.

[0074] The air intake module 3 is arranged on one side of the top of the inverted U-shaped support plate 21 in the middle section detection channel port placement module 2 through bolt connection, and the air intake module 3 includes: an increased boss 31, a No. 1 guide rod cylinder 32, a plug air outlet groove 35, and a plug air intake pipe 36, wherein the increased boss 31 is arranged on the side of the top of the inverted U-shaped support plate 21 away from the T-shaped pipe seat 22, and a No. 1 guide rod cylinder 32 is arranged on the top of the increased boss 31 through bolt connection, and the No. 1 guide rod cylinder 32 is close to the inverted A push plate 33 is provided on one side of the U-shaped support plate 21 by interference fit, and an assembly groove is provided in the middle of the push plate 33. A detection channel plug 34 is provided in the assembly groove by interference fit, and a plug air outlet groove 35 is provided on the side of the detection channel plug 34 away from the No. 1 guide rod cylinder 32, and a plug air inlet pipe 36 is passed through the top of the detection channel plug 34. The bottom of the plug air inlet pipe 36 penetrates into the detection channel plug 34 and communicates with the plug air outlet groove 35, and a gas supply hose 7 is sleeved on the top of the plug air inlet pipe 36.

[0075] The top of the water inlet limit blocking module 4 is connected by bolts and arranged on the top of the working plate 1 at one side of the middle detection channel port where the module 2 is placed. The bottom of the water inlet limit blocking module 4 passes through the working plate 1 and is arranged in the cavity 12. The water inlet limit blocking module 4 includes: an increased bracket 41, a water inlet limit mounting base plate 42, a clearance hole 44, a pressure plate through groove 45, an L-shaped pipe segment positioning block 46, an L-shaped positioning groove 47, a No. 2 block clamping plate 48, a limit pressure block 410, a No. 2 horizontal quick clamp 411, a lower cylinder support plate 412 and a No. 2 guide rod cylinder 413, wherein the increased bracket 4 1 is connected by bolts to one end of the inverted U-shaped support plate 21 away from the heightening boss 31. The top of the heightening bracket 41 is an inclined surface. A water inlet limit installation bottom plate 42 is connected by bolts to the top of the heightening bracket 41. The other side of the water inlet limit installation bottom plate 42 extends in the direction of the heightening boss 31. A vertical plate 43 is connected by bolts to the other side of the water inlet limit installation bottom plate 42. The bottom of the vertical plate 43 is connected to the inverted U-shaped support plate 21. A clearance hole 44 is provided in the middle of the water inlet limit installation bottom plate 42. A pressure plate through groove 45 is provided between the heightening bracket 41 and the vertical plate 43. An L-shaped pipe segment positioning block 46 is connected to the center of the top of the water inlet limiting installation base plate 42 by bolts, and an L-shaped positioning groove 47 is provided on the top of the L-shaped pipe segment positioning block 46 near the inverted U-shaped support plate 21. A second block clamping plate 48 is provided on the top of the water inlet limiting installation base plate 42 near the vertical plate 43 by bolts, and a second guide column 49 is provided on both sides of the bottom of the second block clamping plate 48. The second guide column 49 is clamped in the L-shaped pipe segment positioning block 46, and a limiting pressure block 410 is sleeved on the second guide column 49. A second horizontal quick clamp 411 is provided in the center of the second block clamping plate 48. One side of the lower cylinder support plate 412 is bolted to the side of the vertical plate 43 close to the height-increasing bracket 41, and the top of the lower cylinder support plate 412 is connected to the water inlet limit mounting base plate 42 by bolts. The No. 2 guide rod cylinder 413 is bolted to the side of the lower cylinder support plate 412 close to the height-increasing bracket 41, and the top of the No. 2 guide rod cylinder 413 is bolted to an air intake plug 414, and the top of the air intake plug 414 is clamped in the makeshift hole 44, and the No. 2 horizontal quick clamp 411 drives the limit pressure block 410 to move along the No. 2 guide column 49 toward the L-shaped positioning groove 47.

[0076] The above-mentioned outlet limit blocking module 5 is arranged on the top of the working plate 1 through bolt connection, and is located on the side of the middle section detection channel port placement module 2 away from the water inlet limit blocking module 4. The outlet limit blocking module 5 includes: a C-shaped card plate 51, an outlet limit card platform 52, a water outlet pipe fixing plate 53, a T-shaped pressure plate 55, a fixed cylinder 58 and a small pipe plug 59, wherein the C-shaped card plate 51 is arranged on the top of the heightening boss 31 through bolt connection, and is located on the side of the inverted U-shaped support plate 21 away from the heightening bracket 41. The top of the C-shaped card plate 51 is inclined, and a U-shaped card slot 54 is provided just above the A T-shaped pressure plate 55 is arranged, one side of the T-shaped pressure plate 55 is clamped on the top of the U-shaped slot 54, and a screw rod 56 is symmetrically passed through the other side of the T-shaped pressure plate 55. A gap is arranged between the T-shaped pressure plate 55 and the screw rod 56 so that the T-shaped pressure plate 55 can move up and down along the screw rod 56. A pair of locking nuts 57 are passed through the screw rod 56, and the top or bottom of the locking nuts 57 contacts the T-shaped pressure plate 55. A fixed cylinder 58 is arranged on the top of the water outlet pipe fixing plate 53 through bolt connection, and a small tube plug 59 is sleeved on the cylinder rod of the bottom of the fixed cylinder 58 close to the U-shaped slot 54.

[0077] The bottom of the above-mentioned pressurized gas detection module 6 is connected by bolts on the side wall of the cavity 12 on the side away from the cabinet door 13. The top of the pressurized gas detection module 6 is sleeved with a gas hose 7. The top of the gas hose 7 passes through the air pipe reserved port 14 and is connected to the air intake module 3. The pressurized gas detection module 6 includes: a pneumatic actuator 61, a through pipe 62, a pressure sensor 63 and a gas hose 7, wherein the pneumatic actuator 61 is connected by bolts on the side wall of the cavity 12 on the side away from the cabinet door 13. A pair of pneumatic actuators 61 are provided, and the pair of pneumatic actuators 61 are respectively located under the working plate 1. A through pipe 62 is clamped at the bottom of the pneumatic actuator 61, and a pressure sensor 63 is sleeved on the other side of the through pipe 62. The side of the pressure sensor 63 away from the pneumatic actuator 61 is sleeved with a gas hose 7.

[0078] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Anyone familiar with the technology may modify or alter the above embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or alterations made by a person of ordinary skill in the art without departing from the spirit and technical concept disclosed in the present invention shall still be covered by the claims of the present invention.

Claims

1. A three-way water pipe inspection tool for a washing machine, characterized in that: include: A working board (1), wherein a pair of the working boards (1) are placed side by side, a cabinet (11) is arranged at the bottom of the pair of working boards (1), the cabinet (11) is composed of four side walls forming a hollow cavity (12), and a cabinet door (13) is hinged on one side of the cabinet (11); A trachea reserved opening (14), wherein the trachea reserved opening (14) is arranged on the top of the chassis cabinet (11) and located on one side of the working plate (1); A module (2) is placed at the opening of a middle section detection channel. The module (2) is placed at the opening of a middle section detection channel and is arranged in the middle of the working plate (1) by bolt connection. An air intake module (3), the air intake module (3) being arranged on one side of the top of the inverted U-shaped support plate (21) in the module (2) for placing the module at the middle section detection channel opening by means of bolt connection; A water inlet limiting and blocking module (4), wherein the top of the water inlet limiting and blocking module (4) is connected by bolts and arranged on the top of the working plate (1) and located on one side of the module (2) at the middle section detection channel opening, and the bottom of the water inlet limiting and blocking module (4) passes through the working plate (1) and is arranged in the cavity (12); A water outlet limiting blocking module (5), wherein the water outlet limiting blocking module (5) is arranged on the top of the working plate (1) by means of bolt connection and is located on a side of the middle section detection channel opening placement module (2) away from the water inlet limiting blocking module (4); A pressurized gas transmission detection module (6), wherein the bottom of the pressurized gas transmission detection module (6) is arranged on the side wall of the cavity (12) away from the cabinet door (13) through bolt connection, and the top of the pressurized gas transmission detection module (6) is sleeved with a gas transmission hose (7), and the top of the gas transmission hose (7) passes through the air pipe reserved opening (14) and is connected to the air intake module (3).

2. The three-way water pipe inspection fixture for a washing machine according to claim 1, characterized in that: The middle section detection channel port placement module (2) comprises: An inverted U-shaped support plate (21), wherein the inverted U-shaped support plate (21) is arranged in the middle of the top of the working plate (1) by bolt connection; A T-shaped pipe seat (22), the T-shaped pipe seat (22) being arranged on one side of the top of the inverted U-shaped support plate (21) by bolt connection, a transverse pipe guide groove (23) being arranged on one side of the top of the T-shaped pipe seat (22), a detection channel positioning groove (24) being arranged on the other side of the top of the T-shaped pipe seat (22), the detection channel positioning groove (24) being communicated with the transverse pipe guide groove (23), and the detection channel positioning groove (24) and the transverse pipe guide groove (23) being perpendicular to each other; A No. 1 guide column (25), the bottom of which is passed through the top of the T-shaped pipe seat (22) and is located on the left and right sides of the detection channel positioning groove (24), the top of which extends vertically upward, and the top of which is connected to a No. 1 quick-clamp mounting plate (26) by bolts; A detection channel limit block (27), wherein the detection channel limit block (27) is sleeved on the first guide column (25), and a circular arc groove (28) is arranged in the middle of the bottom of the detection channel limit block (27), and the circular arc groove (28) is communicated with the detection channel positioning groove (24); A number one horizontal quick clamp (29), the top of which is inserted into a number one quick clamp mounting plate (26), and the bottom of which is connected to a detection channel limit block (27) via a thread.

3. The three-way water pipe inspection fixture for a washing machine according to claim 2, characterized in that: The air intake module (3) comprises: A heightening boss (31), wherein the heightening boss (31) is arranged on a side of the top of the inverted U-shaped support plate (21) away from the T-shaped pipe seat (22); A No. 1 guide rod cylinder (32), the No. 1 guide rod cylinder (32) is arranged on the top of the raised boss (31) by bolt connection, the No. 1 guide rod cylinder (32) is provided with a push plate (33) by interference fit on one side close to the inverted U-shaped support plate (21), the push plate (33) is provided with an assembly groove in the middle, and a detection channel plug (34) is provided in the assembly groove by interference fit; A plug air outlet groove (35), wherein the plug air outlet groove (35) is arranged on a side of the detection channel plug (34) away from the first guide rod cylinder (32); The plug air inlet pipe (36) is inserted into the top of the detection channel plug (34), the bottom of the plug air inlet pipe (36) penetrates into the detection channel plug (34) and communicates with the plug air outlet groove (35), and the top of the plug air inlet pipe (36) is sleeved with an air delivery hose (7).

4. The three-way water pipe inspection fixture for a washing machine according to claim 3, characterized in that: The water inlet limiting and blocking module (4) comprises: A height-increasing bracket (41), wherein the height-increasing bracket (41) is arranged on one end of the inverted U-shaped support plate (21) away from the height-increasing boss (31) through bolt connection, and the top of the height-increasing bracket (41) is an inclined surface; A water inlet limiting installation base plate (42), the water inlet limiting installation base plate (42) is arranged on the top of the heightening bracket (41) by bolt connection, the other side of the water inlet limiting installation base plate (42) extends in the direction of the heightening boss (31), the other side of the water inlet limiting installation base plate (42) is provided with a vertical plate (43) by bolt connection, and the bottom of the vertical plate (43) is connected to the inverted U-shaped support plate (21); A clearance hole (44), wherein the clearance hole (44) is provided in the middle of the water inlet limiting installation bottom plate (42); A pressure plate through groove (45), wherein the pressure plate through groove (45) is provided between the height-increasing bracket (41) and the vertical plate (43); An L-shaped pipe section positioning block (46), the L-shaped pipe section positioning block (46) being connected by bolts and arranged in the middle of the top of the water inlet limiting installation bottom plate (42); An L-shaped positioning groove (47), the L-shaped positioning groove (47) being provided on one side of the top of the L-shaped pipe segment positioning block (46) close to the inverted U-shaped support plate (21), and one side of the L-shaped positioning groove (47) being in communication with the clearance hole (44); A second block clamping plate (48), the second block clamping plate (48) is arranged on the top of the water inlet limit installation base plate (42) close to the side of the vertical plate (43) through bolt connection, and the second guide column (49) is penetrated on the left and right sides of the bottom of the second block clamping plate (48), and the second guide column (49) is clamped in the L-shaped pipe section positioning block (46); A limiting pressing block (410), wherein the limiting pressing block (410) is sleeved on the second guide column (49); A second horizontal quick clamp (411), the second horizontal quick clamp (411) is inserted in the middle of the second block clamp (48), and the bottom of the second horizontal quick clamp (411) is connected to the limiting pressure block (410); A lower cylinder support plate (412), one side of the lower cylinder support plate (412) is connected by bolts to a side of the vertical plate (43) close to the height-increasing bracket (41), and the top of the lower cylinder support plate (412) is connected to the water inlet limit installation bottom plate (42) by bolts; A No. 2 guide rod cylinder (413), the No. 2 guide rod cylinder (413) is arranged on a side of the lower cylinder support plate (412) close to the height-increasing bracket (41) through bolt connection, and an air intake plug (414) is arranged on the top of the No. 2 guide rod cylinder (413) through bolt connection, and the top of the air intake plug (414) is clamped in the clearance hole (44).

5. The three-way water pipe inspection fixture for a washing machine according to claim 4, characterized in that: The water outlet limiting and blocking module (5) comprises: A C-shaped card plate (51), the C-shaped card plate (51) is arranged on the top of the height-increasing boss (31) by bolt connection and is located on a side of the inverted U-shaped support plate (21) away from the height-increasing bracket (41), and the top of the C-shaped card plate (51) is inclined; A water outlet limiting clamping platform (52), wherein the water outlet limiting clamping platform (52) is obliquely arranged on the top of the C-shaped clamping plate (51) through bolt connection, and the height of one side of the water outlet limiting clamping platform (52) close to the first guide rod cylinder (32) is greater than the height of the other side; A water outlet pipe fixing plate (53), the water outlet pipe fixing plate (53) being arranged at the center of the top of the water outlet limiting clamping platform (52) by bolt connection, and a U-shaped clamping groove (54) being arranged at the top of the water outlet pipe fixing plate (53); A T-shaped pressing plate (55), the T-shaped pressing plate (55) being located directly above the U-shaped slot (54), one side of the T-shaped pressing plate (55) being clamped on the top of the U-shaped slot (54), the other side of the T-shaped pressing plate (55) being symmetrically penetrated by a screw rod (56), a gap being provided between the T-shaped pressing plate (55) and the screw rod (56), a pair of locking nuts (57) being penetrated in the screw rod (56), and the top or bottom of the locking nuts (57) being in contact with the T-shaped pressing plate (55); A fixed cylinder (58) is arranged on the top of the water outlet pipe fixing plate (53) by bolt connection, and a small pipe plug (59) is sleeved on the cylinder rod on one side of the bottom of the fixed cylinder (58) close to the U-shaped slot (54).

6. The three-way water pipe inspection fixture for a washing machine according to claim 5, characterized in that: The pressurized gas transmission detection module (6) comprises: A pneumatic actuator (61), the pneumatic actuator (61) being arranged on a side wall of the cavity (12) away from the cabinet door (13) by means of bolt connection, a pair of the pneumatic actuator (61) being provided, and the pair of the pneumatic actuators (61) being respectively located below the working plate (1); A through pipe (62) is clamped at the bottom of the pneumatic actuator (61), a pressure sensor (63) is sleeved on the other side of the through pipe (62), and a gas delivery hose (7) is sleeved on the side of the pressure sensor (63) away from the pneumatic actuator (61).

Images