CN210281023U

CN210281023U - Refrigerant pipe assembly welding frock

Info

Publication number: CN210281023U
Application number: CN201921240134.5U
Authority: CN
Inventors: 黎盛
Original assignee: Nanchang Sanhua Jinlifeng Machinery Co Ltd
Current assignee: Nanchang Sanhua Jinlifeng Machinery Co Ltd
Priority date: 2019-08-01
Filing date: 2019-08-01
Publication date: 2020-04-10
Anticipated expiration: 2029-08-01

Abstract

The utility model relates to an air conditioner copper pipe welding technical field, especially relate to a refrigerant pipe subassembly welding frock, this welding frock includes bearing platform, bearing post, fixed plate and the T type spare that sets gradually from bottom to top, the bottom welding of bearing post is fixed on the bearing platform, the top and the fixed plate swing joint of bearing post, the T type spare includes vertical section and the horizontal segment that links to each other perpendicularly, vertical section and fixed plate welding are fixed, the horizontal segment is used for setting up the horizontal pipe; be equipped with four fixed columns on the fixed plate, be equipped with the blind hole on the three fixed column, the through-hole has been seted up to remaining a fixed column, sets up the nitrogen gas hole that link up with the through-hole on the fixed plate, and blind hole and through-hole are used for the grafting connecting pipe. The utility model discloses set up the fixed column on the fixed plate, fix four connecting pipes of refrigerant pipe assembly in blind hole and through-hole that the fixed column was seted up with pegging graft, realize that the one end of refrigerant pipe assembly is fixed, horizontal pipe support is established on the horizontal segment, vertically carries on spacingly to refrigerant pipe assembly.

Description

Refrigerant pipe assembly welding frock

Technical Field

The utility model relates to an air conditioner copper pipe welding technology field especially relates to a refrigerant pipe subassembly welding frock.

Background

The air conditioner sucks in indoor hot air, makes the hot air exchange heat with low-temperature refrigerant, and discharges the low-temperature air to the indoor for refrigeration; or an apparatus for heating indoor air by the reverse action.

The present air conditioner adopts a steel pipe to manufacture a refrigerant pipe assembly, as shown in fig. 1, the refrigerant pipe assembly 10 includes a main pipe 11, a first connection pipe 12, a second connection pipe 13, a third connection pipe 14 and a fourth connection pipe 15, the main pipe 11 includes a longitudinal pipe 111, a transverse pipe 112 vertically connected with one end of the longitudinal pipe 111 and a branch pipe 16 parallel connected with the longitudinal pipe 111, the four connection pipes are brazed on a curved surface of the branch pipe 16, because the shape of the main pipe is irregular and the welding positions of the four connection pipes are different, it is difficult to fix the main pipe to weld the connection pipes, the existing main pipe needs to be held by a worker to weld, which is inconvenient to weld and low in efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a refrigerant pipe subassembly welding frock is difficult to when solving current refrigerant pipe subassembly welding and fixes, the inconvenient problem of welding.

A refrigerant pipe assembly welding tool comprises a bearing table, a bearing column, a fixing plate and a T-shaped part, wherein the bearing table, the bearing column, the fixing plate and the T-shaped part are sequentially arranged from bottom to top;

the fixing plate is provided with four fixing columns, the number of the fixing columns is three, blind holes are formed in the axial direction, the remaining one fixing column is provided with a through hole in the axial direction, the fixing plate is provided with a nitrogen hole communicated with the through hole, and the blind holes and the through hole are used for inserting and connecting pipes.

According to the utility model provides a refrigerant pipe assembly welding frock has following beneficial effect: the utility model discloses set up the fixed column on the fixed plate, fix four connecting pipes of refrigerant pipe assembly in blind hole and the through-hole that the fixed column was seted up with pegging graft, realize that the one end of refrigerant pipe assembly is fixed, and the through-hole link up with the nitrogen gas mouth, make nitrogen gas be full of whole refrigerant pipeline during brazing, prevent intraductal oxidation, horizontal pipe support is established on the horizontal segment, vertically carry on spacingly to refrigerant pipe assembly, realize that the refrigerant pipe assembly is fixed on the frock, need not artifical fixed refrigerant pipe assembly and braze, convenient operation.

Additionally, according to the utility model provides a refrigerant pipe subassembly welding frock can also have following additional technical characterstic:

further, the top of the bearing column is vertically connected with a spring, a first stud is sleeved inside the spring, a first threaded hole is formed in the fixing plate, one end of the first stud is fixedly connected with the bearing column, the other end of the first stud penetrates through the first threaded hole, and one end, extending out of the first threaded hole, of the first stud is provided with a nut abutted against the fixing plate and the spring.

Furthermore, the fixing plate is arranged obliquely upwards, the lower end of the end face of the fixing plate is movably connected with the top of the bearing column, and the high end of the end face of the fixing plate is welded and fixed with the vertical section.

Furthermore, the vertical section is fixedly connected with the middle part of the horizontal section.

Furthermore, a connecting seat is vertically connected to the fixing plate, the connecting seat and the fixing column are arranged on the same surface of the fixing plate, and a clamp used for clamping the branch pipe is installed on the connecting seat.

Further, anchor clamps include the mount pad, the mount pad with the side fixed connection of connecting seat, a terminal surface of mount pad is seted up flutedly, the both sides of recess are rotated respectively and are connected with first connecting plate and second connecting plate, be equipped with the handle between first connecting plate and the second connecting plate, the handle with first connecting plate and second connecting plate rotate to be connected, be equipped with on the second connecting plate and be used for leaning on the butt post of branch pipe, the butt post with the second connecting plate links to each other perpendicularly and faces the direction setting of mount pad.

Furthermore, a second threaded hole is formed in one side, opposite to the bearing column, of the bearing table, and a second stud is arranged on the second threaded hole.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of a refrigerant tube assembly according to an embodiment of the present invention;

fig. 2 is a front view of the refrigerant pipe assembly welding tool according to the embodiment of the present invention;

fig. 3 is a side view of the cooling medium pipe assembly welding tool according to the embodiment of the present invention;

fig. 4 is a schematic structural diagram of a clamp according to an embodiment of the present invention;

10. a refrigerant pipe assembly; 11. a primary tube; 111. a longitudinal tube; 112. a transverse tube; 12. a first connecting pipe; 13. a second connecting pipe; 14. a third connecting pipe; 15. a fourth connecting pipe; 16. a branch pipe; 20. a receiving table; 30. a support post; 40. a fixing plate; 41. fixing a column; 411. blind holes; 412. a through hole; 42. a nitrogen gas hole; 50. a T-shaped piece; 51. a vertical section; 52. a horizontal segment; 60. a spring; 70. a first stud; 80. a clamp; 81. a mounting seat; 82. a first connecting plate; 83. a second connecting plate; 84. a handle; 85. a butting post; 90. a second stud.

Detailed Description

In order to make the objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Referring to fig. 2 to 4, an embodiment of the present invention provides a welding tool for a refrigerant pipe assembly, including a receiving platform 20, a receiving column 30, a fixing plate 40 and a T-shaped component 50, which are sequentially disposed from bottom to top. The refrigerant pipe assembly 10 includes a main pipe body 11, a first connection pipe 12, a second connection pipe 13, a third connection pipe 14, and a fourth connection pipe 15, the main pipe body 11 includes a longitudinal pipe 111, a transverse pipe 112 vertically connected to one end of the longitudinal pipe 111, and a branch pipe 16 connected to the longitudinal pipe 111 in parallel, and the four connection pipes are brazed to a curved surface of the branch pipe 16.

The bottom of the receiving column 30 is welded and fixed on the receiving table 20, the top of the receiving column 30 is movably connected with the fixing plate 40, the T-shaped part 50 comprises a vertical section 51 and a horizontal section 52 which are vertically connected, the vertical section 51 is welded and fixed with the fixing plate 40, and the horizontal section 52 is used for erecting a transverse pipe 112; four fixing columns 41 are arranged on the fixing plate 40, blind holes 411 perpendicular to the fixing plate 40 are arranged on three fixing columns 41, a through hole 412 is formed in the remaining fixing column 41, a nitrogen hole 42 communicated with the through hole 412 is formed in the fixing plate 40, and the blind holes 411 and the through hole 412 are used for inserting and connecting pipes. The four connecting pipes of the refrigerant pipe assembly 10 are inserted and fixed in the blind holes 411 and the through holes 412 formed in the fixing column 41, one end of the refrigerant pipe assembly 10 is fixed, the through holes 412 are communicated with a nitrogen port, nitrogen is filled in the whole refrigerant pipeline during brazing, oxidation in the pipe is prevented, the transverse pipe 112 is erected on the horizontal section 52, the refrigerant pipe assembly 10 is longitudinally limited, the refrigerant pipe assembly 10 is fixed on a tool, the refrigerant pipe assembly 10 does not need to be manually fixed to be brazed, and the operation is convenient.

The top of holding post 30 is connected with spring 60 perpendicularly, the inside cover of spring 60 is equipped with first double-screw bolt 70, be equipped with first screw hole on the fixed plate 40, the one end of first double-screw bolt 70 with hold post 30 fixed connection, the other end of first double-screw bolt 70 is worn to establish first screw hole, first double-screw bolt 70 stretches out the one end of first screw hole be equipped with fixed plate 40 with the nut of spring 60 butt. The welding operator unscrews the nut according to his welding habit to adjust the inclination direction of the fixing plate 40, and the fixing plate 40 compresses the spring 60 to tighten the nut.

The fixing plate 40 is arranged obliquely upwards, the lower end of the end surface of the fixing plate 40 is movably connected with the top of the bearing column 30, and the high end of the end surface of the fixing plate 40 is welded and fixed with the vertical section 51. The vertical section 51 is fixedly connected with the middle part of the horizontal section 52. The arrangement of the structure enables the two ends of the fixing plate 40 to be stressed in a balanced manner, and the stable structure of the tool is kept.

A connecting seat is vertically connected to the fixing plate 40, the connecting seat and the fixing column 41 are arranged on the same surface of the fixing plate, and a clamp 80 for clamping the branch pipe 16 is mounted on the connecting seat.

Anchor clamps 80 include mount pad 81, mount pad 81 with the side fixed connection of connecting seat, a terminal surface of mount pad 81 is seted up flutedly, the both sides of recess are rotated respectively and are connected with first connecting plate 82 and second connecting plate 83, be equipped with handle 84 between first connecting plate 82 and the second connecting plate 83, handle 84 with first connecting plate 82 and second connecting plate 83 rotate to be connected, be equipped with the butt post 85 that is used for leaning on branch pipe 16 on the second connecting plate 83, butt post 85 with second connecting plate 83 links to each other perpendicularly and moves towards mount pad 81's direction sets up. Rotating the pull handle 84 upward, pushing the post 85 away from the manifold 16, rotating the push handle 84 downward, pushing the post 85 against the manifold 16, and securing the entire refrigerant tube assembly 10 to the tool.

A second threaded hole is formed in one side, opposite to the bearing column 30, of the bearing table 20, and a second stud 90 is arranged on the second threaded hole. After the refrigerant pipe assembly 10 is fixed on the tool, the tool needs to be fixed on a welding table for brazing, a fixing hole is formed in the welding table, the second stud 90 extends into the fixing hole, and then the tool is fixed on the welding table through a nut.

The use process comprises the following steps: before welding, the first connecting pipe 12, the second connecting pipe 13, the third connecting pipe 14 and the fourth connecting pipe 15 are assembled on the branch pipe 16, after the assembly is finished, the free ends of the four connecting pipes are inserted into the blind holes 411 and the through holes 412 of the fixing column 41, the transverse pipe 112 is erected on the horizontal section 52, the refrigerant pipe assembly 10 is fixed on a welding tool, nitrogen is introduced into a nitrogen port, one end of the main pipe body 11 is sealed by a pipe cap, the refrigerant pipe assembly 10 forms a sealed passage, the pipe is filled with nitrogen, the oxidation in the pipe is prevented, and finally, the four connecting pipes are welded on the branch pipe 16 by brazing.

From the above description, the beneficial effects of the present invention are: the utility model discloses set up fixed column 41 on fixed plate 40, fix four connecting pipe grafting of refrigerant pipe assembly 10 in blind hole 411 and through-hole 412 that fixed column 41 was seted up, it is fixed to realize the one end of refrigerant pipe assembly 10, and through-hole 412 link up with the nitrogen gas mouth, make nitrogen gas be full of whole refrigerant pipeline during brazing, prevent intraductal oxidation, horizontal pipe 112 erects on horizontal segment 52, vertically carry on spacingly to refrigerant pipe assembly 10, realize that refrigerant pipe assembly 10 fixes on the frock, it brazes to need not artifical fixed refrigerant pipe assembly 10, and convenient for operation.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A refrigerant pipe assembly welding tool is characterized by comprising a bearing table, a bearing column, a fixing plate and a T-shaped part which are sequentially arranged from bottom to top, wherein the bottom of the bearing column is fixedly welded on the bearing table, the top of the bearing column is movably connected with the fixing plate, the T-shaped part comprises a vertical section and a horizontal section which are vertically connected, the vertical section is fixedly welded with the fixing plate, and the horizontal section is used for erecting a transverse pipe;

2. The refrigerant pipe assembly welding tool according to claim 1, wherein a spring is vertically connected to the top of the receiving column, a first stud is sleeved inside the spring, a first threaded hole is formed in the fixing plate, one end of the first stud is fixedly connected with the receiving column, the other end of the first stud penetrates through the first threaded hole, and a nut for abutting the fixing plate against the spring is arranged at one end of the first stud, which extends out of the first threaded hole.

3. The refrigerant pipe assembly welding tool according to claim 1, wherein the fixing plate is arranged obliquely upward, the lower end of the end surface of the fixing plate is movably connected with the top of the receiving column, and the high end of the end surface of the fixing plate is welded and fixed with the vertical section.

4. The refrigerant pipe assembly welding tool of claim 3, wherein the vertical section is fixedly connected with the middle of the horizontal section.

5. The refrigerant pipe assembly welding tool according to claim 1, wherein a connecting seat is vertically connected to the fixing plate, the connecting seat and the fixing column are arranged on the same surface of the fixing plate, and a clamp for clamping the branch pipe is mounted on the connecting seat.

6. The refrigerant pipe assembly welding tool according to claim 5, wherein the fixture comprises a mounting seat, the mounting seat is fixedly connected with the side surface of the connecting seat, a groove is formed in one end surface of the mounting seat, a first connecting plate and a second connecting plate are respectively connected to two sides of the groove in a rotating mode, a handle is arranged between the first connecting plate and the second connecting plate, the handle is rotatably connected with the first connecting plate and the second connecting plate, an abutting column used for abutting against a branch pipe is arranged on the second connecting plate, and the abutting column is perpendicularly connected with the second connecting plate and arranged towards the direction of the mounting seat.

7. The refrigerant tube assembly welding tool as claimed in claim 1, wherein a second threaded hole is formed in a side of the receiving platform opposite to the receiving column, and a second stud is arranged on the second threaded hole.