Water inlet pipe assembly for water pump and bending tool

Abstract

The invention relates to the field of garbage refrigeration, in particular to a water inlet pipe assembly for a water pump and a bending tool. The placing plate is fixed at the top of the first support frame; a guide groove with an opening is formed in one side, facing the placing plate, of the guide block; the abutting assembly comprises a first module, the end, facing the driving assembly, of the first module is provided with a second cavity, the driving assembly comprises a moving block and a second module, one end of the moving block penetrates through the guide groove and is fixedly connected with the second module, and the second module is close to the first module; the end, facing the first module, of the second module is further provided with a third cavity, and the second cavity and the third cavity jointly form a positioning cavity. The bending device has the advantages that the occupied space is small by effectively utilizing the structural configuration of the bending device, the corrugated structure of the bent pipe can be bent, and two pieces of bending tool equipment do not need to be used.

Description

Technical Field

[0001] The present application relates to the field of garbage refrigeration, and more particularly to an inlet pipe assembly for a water pump and a bending tooling. Background Art

[0002] The structures of the existing inlet pipe assemblies of water pumps are diverse. In order to adapt to market changes, our company has also developed an inlet pipe assembly for a water pump to cope with the highly competitive market. The structure of our company's inlet pipe assembly is as Figure 1 described. It has a bent pipe, and the bent pipe has two oppositely arranged corrugated structures. Our company's previous bending equipment used double toolings for bending, resulting in the need for two bending toolings to be able to bend the corrugated structure of the bent pipe of the product. As a result, it is rather troublesome for the bending equipment to bend the product, and the two bending toolings also take up a relatively large amount of space. Therefore, there is a need for an inlet pipe assembly for a water pump and a bending tooling that take up less space, can bend the corrugated structure of the bent pipe, and do not require the use of two bending tooling devices. Summary of the Invention

[0003] The main purpose of the present application is to provide an inlet pipe assembly for a water pump and a bending tooling. Among them, the inlet pipe assembly for a water pump and the bending tooling can effectively utilize their own structural configurations to achieve the advantages of being able to bend the corrugated structure of the bent pipe and not requiring the use of two bending tooling devices.

[0004] Another purpose of the present application is to provide an inlet pipe assembly for a water pump. Among them, the inlet pipe assembly for a water pump and the bending tooling include a housing, the housing has a first opening, a first cavity, and a second opening. The first opening and the second opening are both connected to the first cavity and are also both connected to the outside; a bottom plate, the bottom plate is fixedly connected to the end of the housing where the second opening is provided; a connecting piece, the connecting piece is fixed on the outer wall of the housing; a first joint; a bent pipe, the bent pipe has two corrugated structures, the two corrugated structures are oppositely arranged and are spaced apart by a predetermined distance; and a second joint. The outer wall of the housing also has a mounting hole, the mounting hole is connected to the first joint, that is, the above-mentioned first joint is welded and fixed at the mounting hole, and one end of the bent pipe is connected to the first joint and the other end is connected to the second joint.

[0005] Another object of the present application is to provide a bending tool for bending a water inlet pipe assembly for a water pump, wherein the bending tool comprises: a first support frame, which can be fixed on an external shelf, a desktop or the ground; a placement plate, which is fixed to the top of the first support frame; a guide block, which has a guide groove with an opening on the side facing the placement plate, and both ends of the guide groove are also connected to the outside; a drive assembly and a rest assembly, which is arranged on the end of the placement plate, and the rest assembly comprises a first module, which is spaced a predetermined distance from the guide block, and the first module has a second cavity on one end facing the drive assembly, and the drive assembly is also arranged on the placement plate and is located away from the guide block. On one side of the first module, the driving assembly includes a moving block and a second module, the moving block is movably arranged on the placement plate, and one end of the moving block passes through the guide groove and is fixedly connected to the second module, and the second module is close to the first module, and the second module also has a third cavity at one end facing the first module, wherein the moving block can merge the first module and the second module by moving a predetermined distance, and at this time the second cavity and the third cavity jointly form a positioning cavity, and the bent pipe is configured to cooperate with the positioning cavity, wherein the abutment assembly is implemented as a disassembly structure to facilitate user replacement, so that the user can bend the double bellows structure by replacing the abutment assembly, thereby making it impossible to use two bending tools for bending.

[0006] Another object of the present application is to provide a water inlet pipe assembly and a bending tool for a water pump, wherein the water inlet pipe assembly and the bending tool for the water pump have a simple structure and are easy to operate, do not involve complex manufacturing processes and expensive materials, have high economy, and are easy to promote and use.

[0007] In order to achieve at least one of the above-mentioned invention purposes, the present application provides a water inlet pipe assembly for a water pump, wherein the water inlet pipe assembly for a water pump comprises: A housing, wherein the housing has a first opening, a first cavity and a second opening, wherein the first opening and the second opening are both communicated with the first cavity, and the first opening and the second opening are also both communicated with the outside; A bottom plate, the bottom plate being fixedly connected to an end of the shell provided with the second opening; A connecting piece, the connecting piece being fixed to the outer wall of the shell; First joint; A curved pipe, wherein the curved pipe has two corrugated structures, the two corrugated structures are arranged opposite to each other and are spaced apart by a predetermined distance; and The second joint, the outer wall of the shell also has a mounting hole, the mounting hole is connected to the first joint, that is, the first joint is welded and fixed at the mounting hole, and one end of the bent pipe is connected to the first joint, and the other end is connected to the second joint.

[0008] In order to achieve at least one of the above-mentioned invention purposes, the present application provides a bending tool, wherein the bending tool comprises: a first support frame, which can be fixed on an external shelf, a tabletop or the ground; a placement plate, the placement plate being fixed on the top of the first support frame; A guide block, wherein the guide block has a guide groove with an opening on one side facing the placement plate, and both ends of the guide groove are connected to the outside; A driving component and a rest component, the rest component is arranged on the end of the placement plate, and the rest component includes a first module, the first module is spaced a predetermined distance from the guide block, and the first module also has a second cavity at one end facing the driving component, and the driving component is also arranged on the placement plate and is located on the side of the guide block away from the first module, the driving component includes a moving block and a second module, the moving block is movably arranged on the placement plate, and one end of the moving block passes through the guide groove and is fixedly connected to the second module, and the second module is close to the first module, and the second module also has a third cavity at one end facing the first module, wherein the moving block can merge the first module and the second module by moving a predetermined distance, at which time the second cavity and the third cavity jointly form a positioning cavity, and the bent pipe is configured to cooperate with the positioning cavity.

[0009] In one or more embodiments of the present application, the drive assembly also includes a fixed frame, which is fixed on the placement plate and is located on the side of the guide block facing away from the first module and is spaced a predetermined distance apart, and the top of the fixed frame also has two first protrusions and a second protrusion, the two first protrusions are arranged front and back and are spaced a predetermined distance apart, and the second protrusion is located on one side of the first protrusion and is spaced a predetermined distance apart.

[0010] In one or more embodiments of the present application, the second protrusion has a guide hole, which is opposite to the guide groove, and the driving assembly also includes a moving rod, one end of which is slidably engaged with the guide hole, and the other end is fixedly connected to the end of the moving block away from the second module.

[0011] In one or more embodiments of the present application, two swing members are also hinged on both sides of the end of the moving rod departing from the moving block, and the driving assembly further includes a rotating grip. One end of the rotating grip is rotatably connected to the side where the two first protrusions are close to each other, and the ends of the two swing members departing from the moving rod are also hinged on the rotating grip.

[0012] In one or more embodiments of the present application, the bending tooling further includes a second support frame. The bottom plate for the water inlet pipe assembly of the water pump directly abuts against the second support frame, and the second support frame is inclined. In addition, the top of the second support frame further has a mating groove with an opening, and the bottom plate is placed on the mating groove. In addition, the bending tooling further includes a third support frame. The third support frame is fixed on one side of the second support frame, and a fourth support frame is further installed on the side of the third support frame departing from the second support frame.

[0013] In one or more embodiments of the present application, the fourth support frame has a third protrusion, two fourth protrusions, and two fifth protrusions. The third protrusion and the fifth protrusions are respectively located at both ends of the fourth support frame, and the two fifth protrusions are also close to the end of the third support frame. The fourth protrusions are located between the third protrusion and the fifth protrusions. Each of the fourth protrusions has a first sliding groove. The size of one end of the first sliding groove close to the fifth protrusion is larger than that of the other end. In addition, the two fifth protrusions or the two fourth protrusions are oppositely arranged and spaced apart by a predetermined distance.

[0014] In one or more embodiments of the present application, the bending tooling further includes a pull rod, a connecting block, and a pressing rod. One end of the pressing rod abuts against the bottom plate to press the bottom plate, and the other end of the pressing rod is hinged to the connecting block. The end of the connecting block departing from the pressing rod is fixedly connected to one end of the pull rod.

[0015] In one or more embodiments of the present application, the bending tooling further includes a first connecting rod and a second connecting rod. One end of the first connecting rod sequentially passes through one of the first sliding grooves, the connecting block, and the other first sliding groove to define the position of the connecting block. Specifically, the connecting block can rotate around the first connecting rod. In addition, the pressing rod further has a second sliding groove. The second connecting rod sequentially passes through one of the fifth protrusions, the second sliding groove, and the other fifth protrusion to define the position of the pressing rod.

[0016] In one or more embodiments of the present application, the abutment assembly also includes a clamping block, the first module is fixed on the top of the clamping block, and one side of the end of the support plate close to the clamping block also has a T-slot, and the T-slot is located on the side of the support plate away from the pull rod, and the clamping block also has a clamping portion, which is slidably disposed in the T-slot to limit the position of the clamping block.

[0017] In one or more embodiments of the present application, the top of the clamping block also has an installation bevel groove, the abutment assembly also includes a positioning block, the end of the positioning block is fixed at the installation bevel groove, and one side of the positioning block also has a limiting rod, one end of the limiting rod passes through the positioning block, and the two ends of the limiting rod are respectively located on both sides of the positioning block, the bending tool also includes a set of rods, the set rod has a sleeve connecting portion and a holding portion, the sleeve connecting portion and the holding portion are integrally formed, wherein the sleeve connecting portion has a sleeve connecting cavity with an opening, and the sleeve connecting cavity cooperates with the second joint. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] These and / or other aspects and advantages of the present application will become clearer and easier to understand from the following detailed description of the embodiments of the present application in conjunction with the accompanying drawings, in which: Figure 1 The diagram shows a schematic diagram of the structure of a water inlet pipe assembly for a water pump Figure 1 .

[0019] Figure 2 The diagram shows a schematic diagram of the structure of a water inlet pipe assembly for a water pump Figure 2 .

[0020] Figure 3 The figure shows a schematic diagram of the structure of a bending tool.

[0021] Figure 4 The figure shows a structural schematic diagram of a bending tool (with a water inlet pipe assembly).

[0022] Figure 5 The figure shows a schematic structural diagram of the positioning cavity.

[0023] Figure 6 The figure shows a partial structural diagram of a water inlet pipe assembly for a water pump Figure 1 .

[0024] Figure 7 The figure shows a schematic structural diagram of the abutment assembly.

[0025] Figure 8 The figure shows a partial structural diagram of a water inlet pipe assembly for a water pump Figure 2 .

[0026] Figure 9 The structure schematic diagram of another abutting component is shown.

[0027] Figure 10 The structure schematic diagram of another first module is shown.

[0028] Figure 11 The structure schematic diagram of another fourth support frame is shown.

[0029] Figure 12 The structure schematic diagrams of two kinds of sleeve rods are shown. Detailed implementation manners

[0030] The terms and words used in the following specification and claims are not limited to the literal meanings, but are used only by the present inventor to enable a clear and consistent understanding of the present application. Therefore, it is obvious to those skilled in the art that the following description of various embodiments of the present application is provided only for the purpose of illustration and not for the purpose of limiting the present application as defined by the appended claims and their equivalents.

[0031] It can be understood that the term "a" should be understood as "at least one" or "one or more". That is, in one embodiment, the number of one element can be one, while in other embodiments, the number of the element can be multiple. The term "a" cannot be understood as a limitation on the number.

[0032] Although ordinal numbers such as "first", "second", etc. will be used to describe various components, those components are not limited herein. The term is only used to distinguish one component from another. For example, the first component can be called the second component, and similarly, the second component can also be called the first component without departing from the teaching of the inventive concept. The term "and / or" used herein includes any and all combinations of one or more of the associated listed items.

[0033] The terms used herein are only for the purpose of describing various embodiments and are not intended to be limiting. As used herein, the singular forms are also intended to include the plural forms unless the context clearly indicates otherwise. Additionally, it will be understood that the terms "comprises" and / or "has" when used in this specification specify the presence of the stated features, numbers, steps, operations, components, elements, or combinations thereof, without excluding the presence or addition of one or more other features, numbers, steps, operations, components, elements, or groups thereof.

[0034] Reference Figures 1 to 12 , according to a preferred embodiment of the present invention, an inlet pipe assembly and a bending tooling for a water pump, wherein the structure of the inlet pipe for the water pump is as Figure 1As shown in the figure, it includes a housing 11. The housing 11 has a first opening 101, a first cavity 103 and a second opening 102. Both the first opening 101 and the second opening 102 are in communication with the first cavity 103, and both the first opening 101 and the second opening 102 are also in communication with the outside. It is worth mentioning that the water inlet pipe assembly for the water pump includes a bottom plate 12. The bottom plate 12 is fixedly connected to the end of the housing 11 where the second opening 102 is provided, and the connection method can be implemented as a welded connection to define the connection method of the bottom plate 12.

[0035] Specifically, the water inlet pipe assembly for the water pump further includes a connecting piece 13. The connecting piece 13 is fixed on the outer wall of the housing 11, and the connection method between the connecting piece 13 and the housing 11 is implemented as a welded connection. Specifically, one side of the above-mentioned connecting piece 13 has an arc-shaped notch, and the wall surface forming the arc-shaped notch directly abuts against the surface of the housing 11 and is fixed by welding.

[0036] Specifically, the water inlet pipe assembly for the water pump further includes a first joint 14, a bent pipe 15 and a second joint 16. The outer wall of the housing 11 also has a mounting hole. The mounting hole is connected to the first joint 14, that is, the above-mentioned first joint 14 is welded and fixed at the mounting hole, and one end of the bent pipe 15 is connected to the first joint 14 and the other end is connected to the second joint 16. Specifically, the connection method between the bent pipe 15 and the first joint 14 or the second joint 16 can both be implemented as a welded connection. Additionally, it should be noted that the above-mentioned first joint 14, the bent pipe 15 and the second joint 16 together form a circulation hole. One end of the circulation hole communicates with the outside and the other end communicates with the first cavity 103.

[0037] It is worth mentioning that the present application also provides a bending tooling. The bending tooling is used to process the above-mentioned bent pipe 15. Specifically, before bending, the above-mentioned bent pipe 15 is a straight pipe, and the bent pipe 15 is implemented as a corrugated pipe, and the bent pipe 15 has two corrugated structures. The two corrugated structures are arranged oppositely and are spaced apart by a predetermined distance.

[0038] It should be noted that the bending tooling includes a first support frame 20. The first support frame 20 can be fixed on an external frame or a tabletop or the ground. The first support frame 20 can be implemented in an I-shaped form. Additionally, the bending tooling further includes a placement plate 30. The placement plate 30 is fixed on the top of the first support frame 20.

[0039] It is worth mentioning that a guide block 40 is fixed on the placement plate 30, and the guide block 40 has a guide groove 401 with an opening on the side facing the placement plate 30, and both ends of the guide groove 401 are connected to the outside, wherein Figure 3 As shown, the guide block 40 is fixed on the placement plate 30 by a plurality of external bolts to define the position of the guide block 40 .

[0040] Specifically, the bending tool includes a driving assembly 50 and a supporting assembly 60, the supporting assembly 60 is arranged on the end 20 of the first support frame, and the supporting assembly 60 includes a first module 61, the first module 61 is spaced a predetermined distance from the guide block 40, and the first module 61 also has a second cavity at one end facing the driving assembly 50, and the driving assembly 50 is also arranged on the placement plate 30 and is located on the side of the guide block 40 away from the first module 61. It is worth mentioning that the driving assembly 50 includes a moving block 51 and a second module 52, the moving block 51 is movably arranged on the placement plate 30, and one end of the moving block 51 passes through the guide groove 401 and is fixedly connected to the second module 52, and the second module 52 is close to the first module 61, and the second module 52 also has a third cavity at one end facing the first module 61, wherein the moving block 51 can merge the first module 61 and the second module 52 by moving a predetermined distance, and at this time, the second cavity and the third cavity jointly form a positioning cavity 100 to limit the position of the above-mentioned bent pipe 15.

[0041] Specifically, the driving assembly 50 further includes a fixing frame 53, which is fixed on the placement plate 30 and is located on the side of the guide block 40 away from the first module 61 and is spaced apart by a predetermined distance, and the top of the fixing frame 53 also has two first protrusions and a second protrusion, the two first protrusions are arranged front and back and spaced apart by a predetermined distance, and the second protrusion is located on one side of the first protrusion and is spaced apart by a predetermined distance. Figure 3 As shown, the second protrusion has a guide hole, and the guide hole is opposite to the guide groove 401, and the driving assembly 50 also includes a moving rod 54, one end of which is slidably matched with the guide hole, and the other end is fixedly connected to the end of the moving block 51 away from the second module 52, and the connection method is as follows Figure 4As shown, a screw rod 55 is fixed at the end of the moving rod 54, and the extension length of the screw rod 55 can be adjusted by rotation, and the moving block 51 also has a limiting groove at the end facing the moving rod 54, and the end of the screw rod placed outside can be stuck in the limiting groove to limit the position of the moving rod 54, that is, when the above-mentioned moving rod 54 moves a predetermined distance, the moving block 51 moves synchronously by a predetermined distance.

[0042] It is worth mentioning that two swinging members are hinged on both sides of the end of the moving rod 54 away from the moving block 51, and the driving assembly 50 also includes a rotating handle 56, one end of the rotating handle 56 is rotatably connected to the side of the two first protrusions close to each other, and the ends of the two swinging members away from the moving rod 54 are also hinged on the rotating handle 56, and the matching method is as follows: Figure 4 As shown, the user can hold the top of the rotating handle 56 and bend the rotating handle 56 in the direction away from the guide block 40. At this time, the moving rod 54 will move toward the rotating handle 56, and the second cavity and the third cavity will be separated. Conversely, the second cavity and the third cavity form the positioning cavity 100.

[0043] Among them Figure 3 As shown, the bending tool also includes a second support frame 71, the bottom plate 12 of the water inlet pipe assembly for the water pump directly abuts against the second support frame 71, and the second support frame 71 is tilted. In addition, the top of the second support frame 71 also has a matching groove 7101 with an opening, and the bottom plate 12 is placed on the matching groove 7101. In addition, the bending tool also includes a third support frame 72, the third support frame 72 is fixed to one side of the second support frame 71, and a fourth support frame 73 is installed on the side of the third support frame 72 away from the second support frame 71. The structure of the fourth support frame 73 is as shown in FIG. Figure 3 As shown, there is a third protrusion 731, two fourth protrusions 732 and two fifth protrusions 733, the third protrusion 731 and the fifth protrusion 733 are respectively located at the two ends of the fourth support frame 73, and the two fifth protrusions 733 are also close to the ends of the third support frame 72, the fourth protrusion 732 is located between the third protrusion 731 and the fifth protrusion 733, each of the fourth protrusions 732 shown has a first slide groove 73201, and the size of the first slide groove 73201 at one end close to the fifth protrusion 733 is larger than the size of the other end. In addition, the two fifth protrusions 733 or the two fourth protrusions 732 are arranged opposite to each other and are separated by a predetermined distance.

[0044] Specifically, the bending tool also includes a pull rod 81, a connecting block 82 and a pressure rod 83, one end of the pressure rod 83 abuts against the base plate 12 to press the base plate 12 to limit the position of the water inlet pipe assembly for the water pump, and the other end of the pressure rod 83 is hinged to the connecting block 82, and the end of the connecting block 82 facing away from the pressure rod 83 is fixedly connected to one end of the pull rod 81. It should be noted that the bending tool also includes a first connecting rod 84 and a second connecting rod 85, and one end of the first connecting rod 84 passes through one of the first slide grooves 73201, the connecting block 82 and another of the first slide grooves 73201 in sequence to limit the position of the above-mentioned connecting block 82. Specifically, the above-mentioned connecting block 82 can rotate around the first connecting rod 84. In addition, the pressure rod 83 also has a second slide groove 8301, and the second connecting rod 85 passes through one of the fifth protrusions 733, the second slide groove 8301 and another of the fifth protrusions 733 in sequence to limit the position of the pressure rod 83.

[0045] Among them Figure 6 The state of the pull rod 81 shown in the figure, that is, the third protrusion 731 has a contact notch 73101, and the pull rod 81 can be rotated to make itself contact with the contact notch 73101. In addition, the user can pull the end near the contact notch 73101 to make the pull rod 81 drive the end of the pressure rod 83 connected to the pull rod 81 to move forward and backward, so that the pressure rod 83 can selectively press or move away from the bottom plate 12. Figure 6 As shown in the end structure of the first connecting rod 84 and the second connecting rod 85, the user can use a tension spring or an annular clamping plate there to limit the distance between the first connecting rod 84 and the second connecting rod 85, that is, when the above-mentioned pull rod 81 is placed horizontally, the head of the pull rod 81 can be directly clamped on the third protrusion 731 to limit the position of the pull rod 81. Conversely, when the above-mentioned pull rod 81 swings upward, the pull rod 81 is reset or the annular clamping plate is removed by the force of the pull ring, so that the pressing rod 83 moves towards the direction close to the bottom plate 12 until the bottom plate 12 is pressed.

[0046] like Figure 4As shown, the abutting assembly 60 further includes a clamping block 62, and the first module 61 is fixed on the top of the clamping block 62. It is worth mentioning that one side of the end of the placement plate 30 close to the clamping block 62 also has a T-slot 301, and the T-slot 301 is located on the side of the support plate away from the pull rod 81. The clamping block 62 also has a clamping portion 621, and the clamping portion 621 is slidably disposed in the T-slot 301 to limit the position of the clamping block 62, that is, the cross-sectional size of the clamping portion 621 is consistent with that of the T-slot 301, so that the clamping portion 621 can be inserted into the T-slot 301.

[0047] It should also be noted that the top of the clamping block 62 also has an installation bevel groove 6201, and the abutment assembly 60 also includes a positioning block 63. The end of the positioning block 63 is fixed at the installation bevel groove 6201, and its installation method can be fixed in the installation bevel groove 6201 by bolts to limit the position of the positioning block 63. In addition, the above-mentioned positioning block 63 is in an inclined state, and the positioning block 63 also has a limiting rod 64 on the side facing the water inlet pipe assembly for the water pump. One end of the limiting rod 64 passes through the positioning block 63, and the two ends of the limiting rod 64 are respectively located on both sides of the positioning block 63. It is worth mentioning that the bending tool also includes a set of rods 70, and the set of rods 70 has a sleeve portion and a gripping portion. The sleeve portion and the gripping portion are integrally formed, and the structure of the sleeve portion can be implemented in two ways. The first structure is as follows: Figure 5 As shown, the sleeve portion has a sleeve cavity 701 with an opening, and the sleeve cavity 701 cooperates with the second joint 16 and the corrugated structure near the second joint 16. At this time, the user can hold the grip portion and pull it in the direction close to the positioning block 63. It should be noted that at this time, the corrugated structure away from the positioning block 63 is placed in the above-mentioned positioning cavity 100. When the grip portion rotates, the corrugated structure placed in the positioning cavity 100 bends at a predetermined angle to form the first elbow 15 structure. The second structure is as shown in FIG. Figure 10 As shown, the sleeve cavity 701 is configured to cooperate with the second connector 16 .

[0048] It should be noted that when the first curved tube 15 structure is formed, the user can manually disassemble the abutment assembly 60 and replace it with another abutment assembly 60, wherein the structures of the two abutment assemblies 60 are basically the same, and the difference lies in the different structures of the second cavity of the first module 61, and the different angles of the mounting bevel 6201 of the positioning block 63, thereby limiting the installation direction of the positioning block 63, so that the subsequent user can continue to bend the gripping portion until the sleeve portion abuts against the end of the limiting rod 64, and then a second curved structure is formed to form a structure as shown in FIG.Figure 1 The elbow pipe 15 of the water inlet pipe assembly for the water pump shown.

[0049] In addition, the abutting component 60 further includes an abutting block 65 which is fixed to one side of the clamping block 62. At the same time, the bottom of the second joint 16 can directly abut against the abutting block 65, and the abutting block 65 is inclined. And the structure of the abutting block 65 can be implemented in two ways, one is inclined and the other is horizontal.

[0050] In summary, based on the water inlet pipe assembly for the water pump and the bending tooling of the present application embodiment, it is clarified that it provides advantages such as small occupied space, being able to bend the corrugated structure of the elbow pipe, and not requiring the use of two bending tooling devices for the water inlet pipe assembly for the water pump and the bending tooling.

[0051] It is worth mentioning that in the embodiment of the present application, the water inlet pipe assembly for the water pump and the bending tooling have a simple structure, do not involve complex manufacturing processes and expensive materials, and have high economy. At the same time, for manufacturers, the water inlet pipe assembly for the water pump and the bending tooling provided by the present application are easy to produce, have low costs, are more conducive to controlling production costs, and further conducive to product promotion and use.

[0052] Those skilled in the art should understand that the embodiments of the present invention described above and shown in the drawings are only examples and do not limit the present invention. The object of the present invention has been fully and effectively achieved. The function and structural principle of the present invention have been shown and described in the embodiments. Without departing from this principle, the embodiments of the present invention can have any deformation or modification.

Claims

1. A water inlet pipe assembly for a water pump, characterized in that: The water inlet pipe assembly for the water pump comprises: A housing, wherein the housing has a first opening, a first cavity, and a second opening, wherein the first opening and the second opening are both connected to the first cavity, and the first opening and the second opening are also connected to the outside; A bottom plate, the bottom plate being fixedly connected to an end of the shell provided with the second opening; A connecting piece, the connecting piece being fixed to the outer wall of the shell; First joint; A curved pipe, wherein the curved pipe has two corrugated structures, the two corrugated structures are arranged opposite to each other and are spaced apart by a predetermined distance; and The outer wall of the shell also has a mounting hole, the mounting hole is connected to the first joint, and one end of the elbow is connected to the first joint, and the other end is connected to the second joint.

2. A bending tool, used for bending the pipe according to claim 1, characterized in that: The bending tool comprises: a first support frame, which can be fixed on an external shelf, a tabletop or the ground; a placement plate, the placement plate being fixed on the top of the first support frame; A guide block, wherein the guide block has a guide groove with an opening on one side facing the placement plate, and both ends of the guide groove are connected to the outside; A driving component and a rest component, the rest component is arranged on the end of the placement plate, and the rest component includes a first module, the first module is spaced a predetermined distance from the guide block, and the first module also has a second cavity at one end facing the driving component, and the driving component is also arranged on the placement plate and is located on the side of the guide block away from the first module, the driving component includes a moving block and a second module, the moving block is movably arranged on the placement plate, and one end of the moving block passes through the guide groove and is fixedly connected to the second module, and the second module is close to the first module, and the second module also has a third cavity at one end facing the first module, wherein the moving block can merge the first module and the second module by moving a predetermined distance, at which time the second cavity and the third cavity jointly form a positioning cavity, and the bent pipe is configured to cooperate with the positioning cavity.

3. The bending tool according to claim 2, wherein the driving assembly further comprises a fixing frame, the fixing frame being fixed on the placement plate and being located on the side of the guide block away from the first module and being spaced apart by a predetermined distance, and the top of the fixing frame also has two first protrusions and a second protrusion, the two first protrusions are arranged front and back and are spaced apart by a predetermined distance, and the second protrusion is located on one side of the first protrusion and is spaced apart by a predetermined distance.

4. The bending tool according to claim 3, wherein the second protrusion has a guide hole, the guide hole is opposite to the guide groove, and the driving assembly also includes a moving rod, one end of the moving rod is slidably engaged by the guide hole, and the other end is fixedly connected to the end of the moving block away from the second module.

5. The bending tool according to claim 4, wherein two swinging parts are hinged on both sides of the end of the moving rod away from the moving block, and the driving assembly also includes a rotating handle, one end of the rotating handle is rotatably connected to the side where the two first protrusions are close to each other, and the ends of the two swinging parts away from the moving rod are also hinged on the rotating handle.

6. The bending tool according to claim 5, wherein the bending tool also includes a second support frame, the bottom plate of the water inlet pipe assembly for the water pump directly abuts against the second support frame, and the second support frame is inclined, and the top of the second support frame also has a matching groove with an opening, and the bottom plate is placed on the matching groove, and the bending tool also includes a third support frame, the third support frame is fixed on one side of the second support frame, and a fourth support frame is also installed on the side of the third support frame away from the second support frame.

7. The bending tool according to claim 6, wherein the fourth support frame has a third protrusion, two fourth protrusions and two fifth protrusions, the third protrusion and the fifth protrusion are respectively located at two ends of the fourth support frame, and the two fifth protrusions are also close to the ends of the third support frame, the fourth protrusion is located between the third protrusion and the fifth protrusion, each of the fourth protrusions has a first slide groove, the size of the first slide groove at one end close to the fifth protrusion is larger than the size of the other end, and the other two fifth protrusions or two fourth protrusions are arranged opposite to each other and are spaced a predetermined distance apart.

8. The bending tool according to claim 7, wherein the bending tool also includes a pull rod, a connecting block and a pressure rod, one end of the pressure rod abuts against the base plate to press the base plate, and the other end of the pressure rod is hinged to the connecting block, and the end of the connecting block facing away from the pressure rod is fixedly connected to one end of the pull rod.

9. The bending tool according to claim 8, wherein the bending tool also includes a first connecting rod and a second connecting rod, one end of the first connecting rod passes through one of the first sliding grooves, the connecting block and another of the first sliding grooves in sequence to limit the position of the above-mentioned connecting block, and the pressure rod also has a second sliding groove, and the second connecting rod passes through one of the fifth protrusions, the second sliding groove and another of the fifth protrusions in sequence to limit the position of the pressure rod.

10. The bending tool according to claim 3, wherein the abutment assembly also includes a clamping block, the first module is fixed on the top of the clamping block, and one side of the end of the support plate close to the clamping block also has a T-slot, the T-slot is located on the side of the support plate away from the pull rod, the clamping block also has a clamping portion, and the clamping portion is slidably arranged in the T-slot to limit the position of the clamping block, wherein the top of the clamping block also has an installation bevel, the abutment assembly also includes a positioning block, the end of the positioning block is fixed at the installation bevel, and one side of the positioning block also has a limiting rod, one end of the limiting rod passes through the positioning block, and the two ends of the limiting rod are respectively located on both sides of the positioning block, the bending tool also includes a set of rods, the set of rods has a set of connecting parts and a gripping part, the set of connecting parts and the gripping part are integrally formed, wherein the set of connecting parts has a set of connecting cavity with an opening, and the set of connecting cavity cooperates with the second joint.

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