CN210334969U

CN210334969U - Ventilation pipe welding fixing tool

Info

Publication number: CN210334969U
Application number: CN201921388323.7U
Authority: CN
Inventors: 黎盛
Original assignee: Nanchang Sanhua Jinlifeng Machinery Co Ltd
Current assignee: Nanchang Sanhua Jinlifeng Machinery Co Ltd
Priority date: 2019-08-23
Filing date: 2019-08-23
Publication date: 2020-04-17
Anticipated expiration: 2029-08-23

Abstract

The utility model provides a welding and fixing tool for ventilation pipes, which comprises a mainboard and a fixing component connected with the mainboard, wherein the mainboard is provided with a positioning column along the length direction in sequence, the positioning column is vertically connected with the mainboard, and the positioning column is provided with a positioning hole for fixing a piping along the axial direction; the fixing component is arranged at one end of the main board along the length direction and comprises a first connecting plate, a second connecting plate and a first screw rod, the first connecting plate is vertically connected with the main board, one end, far away from the main board, of the second connecting plate is rotatably connected with the first connecting plate through a rotating shaft, the second connecting plate is parallel to the main board, a first threaded hole is formed in the second connecting plate, and the first screw rod is screwed into the first threaded hole and compresses the female pedestal. The utility model discloses a 3 piping that the locating hole will ventilate the pipe fitting are fixed on the mainboard, and the female pedestal of the first screw rod screw in first screw hole internal compression need not the manual work and compresses tightly female pedestal, welds again after fixed, can not appear welding askew condition.

Description

Ventilation pipe welding fixing tool

Technical Field

The utility model relates to an air conditioner steel pipe welding technical field especially relates to a ventilation pipe fitting welded fastening frock.

Background

The ventilation pipe fitting is an essential part in air conditioning equipment, and a mother pedestal and three pipes are required to be welded and connected in a production process, so that the purpose of welding and sealing is achieved, and the quality of an air conditioner is directly influenced by a welding effect.

Before welding, as shown in fig. 1, three pipes 12 are usually inserted into a female base 11 and assembled, and a person is required to press the female base during welding, so that the assembled ventilation pipe fitting can be prevented from falling off from a fixed base.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ventilation pipe fitting welded fastening frock solves the fixed ventilation pipe fitting of present manual work, welds askew problem with the piping easily.

In order to achieve the purpose, the utility model provides a welding and fixing tool for ventilation pipes, which comprises a main board and a fixing component connected with the main board, wherein the main board is sequentially provided with 3 positioning columns along the length direction, the positioning columns are vertically connected with the main board, and the positioning columns are axially provided with positioning holes for fixing piping;

the fixed subassembly sets up mainboard is along length direction's one end, fixed subassembly includes first connecting plate, second connecting plate and first screw rod, first connecting plate with the mainboard links to each other perpendicularly, the second connecting plate is kept away from the one end of mainboard with first connecting plate rotates through the pivot to be connected, just the second connecting plate with the mainboard is parallel to each other, be equipped with first screw hole on the second connecting plate, first screw rod screw in first screw hole compresses tightly female pedestal.

Optionally, the mainboard deviates from the one side of reference column is equipped with the fixing base, the fixing base includes perpendicular continuous diaphragm and riser, the riser with the mainboard connection, diaphragm and workstation welded fastening.

Optionally, the riser orientation the one side of mainboard is equipped with the second screw rod, the second screw rod with the riser links to each other perpendicularly, be equipped with on the mainboard with the second screw hole of second screw rod looks adaptation, second screw rod screw in the second screw hole, the second screw rod stretches out the one end of mainboard is equipped with lock nut, lock nut with second screw rod threaded connection.

Optionally, the second screw rod is located the fixing base with the cover is equipped with the spring between the mainboard, the spring by the mainboard compression.

Optionally, the second threaded hole is disposed in the middle of the main plate.

Optionally, the first connecting plate is connected with an end of the main plate.

Optionally, the main board is provided with a through hole, one surface of the through hole, which faces away from the positioning column, is provided with a nitrogen source interface, and the nitrogen source interface, the through hole and the positioning hole are communicated with each other.

Optionally, one end of the rotating shaft, which is far away from the first connecting plate, is provided with a limiting table.

The utility model provides a ventilation pipe fitting welded fastening frock, 3 positioning holes of vertical setting are fixed 3 piping of ventilation pipe fitting on the mainboard, and the first threaded hole of first screw rod screw in compresses tightly female pedestal, need not the manual work and compresses tightly female pedestal, makes whole ventilation pipe fitting horizontal and vertically all fixed, welds again after fixed, can not appear welding askew condition. First connecting plate and second connecting plate rotate through the pivot to be connected, and the welding is accomplished the back, and the second connecting plate rotates to one side of first connecting plate and dodges the ventilation pipe spare, and the convenience is taken out the ventilation pipe spare that welds.

The structure of the present invention and other objects and advantages thereof will be more clearly understood from the following description of the preferred embodiments taken in conjunction with the accompanying drawings.

Drawings

FIG. 1 is a schematic view of a vent tube;

fig. 2 is a front view of the welding and fixing tool for the ventilation pipe fitting according to the embodiment of the present invention;

fig. 3 is a left side view of the main board according to the embodiment of the present invention;

fig. 4 is a cross-sectional view of a main board according to an embodiment of the present invention;

10. a vent assembly; 11. a mother pedestal; 12. piping; 20. a main board; 21. a second threaded hole; 22. a through hole; 23. a nitrogen source interface; 30. a fixing assembly; 31. a first connecting plate; 32. a second connecting plate; 33. a first screw; 40. a positioning column; 41. positioning holes; 50. a rotating shaft; 51. a limiting table; 60. a fixed seat; 61. a transverse plate; 62. a vertical plate; 70. a second screw; 80. locking the nut; 90. a spring.

Detailed Description

The technical solution of the embodiment of the present invention is further described below with reference to the accompanying drawings and specific embodiments.

Referring to fig. 2 to 4, a welding and fixing tool for a ventilation pipe includes a main board 20 and a fixing assembly 30 connected to the main board 20, the main board 20 is sequentially provided with 3 positioning pillars 40 along a length direction, the positioning pillars 40 are vertically connected to the main board 20, and the positioning pillars 40 are axially provided with positioning holes 41 for fixing a pipe 12;

fixed subassembly 30 sets up mainboard 20 is along length direction's one end, fixed subassembly 30 includes first connecting plate 31, second connecting plate 32 and first screw rod 33, first connecting plate 31 with mainboard 20 links to each other perpendicularly, second connecting plate 32 is kept away from mainboard 20's one end with first connecting plate 31 rotates through pivot 50 to be connected, just second connecting plate 32 with mainboard 20 is parallel to each other, be equipped with first screw hole on the second connecting plate 32, first screw rod 33 screw in first screw hole compresses tightly female pedestal 11.

The use process comprises the following steps: three piping 12 are pegged graft on female pedestal 11, after the equipment, peg graft three piping 12 at locating hole 41 internal fixation, rotate first screw rod 33, first screw rod 33 slowly screws in first screwed hole, and with mainboard 20's distance more and more near, compress tightly female pedestal 11 until first screw rod 33, the position of ventilation pipe spare is controlled well the back and is begun to weld, after the welding is accomplished the cooling, unscrew first screw rod 33, rotate second connecting plate 32 to one side of first connecting plate 31, dodge the ventilation pipe spare, the ventilation pipe spare that conveniently will weld is taken out.

From the above description, the beneficial effects of the present invention are: 3 positioning holes 41 that vertically set up fix 3 piping 12 of ventilation pipe spare on mainboard 20, and first screw 33 screw in first screw hole compresses tightly female pedestal 11, need not the manual work and compresses tightly female pedestal 11, makes whole ventilation pipe spare all fixed in horizontal and vertical, welds again after fixed, can not appear welding askew condition. First connecting plate 31 and second connecting plate 32 rotate through pivot 50 and are connected, and the welding is accomplished the back, and second connecting plate 32 rotates to one side of first connecting plate 31 and dodges the ventilation pipe spare, and the convenience is taken out the ventilation pipe spare that welds.

Specifically, mainboard 20 deviates from the one side of reference column 40 is equipped with fixing base 60, fixing base 60 includes perpendicular continuous diaphragm 61 and riser 62, riser 62 with mainboard 20 is connected, diaphragm 61 and workstation welded fastening. The welding fixing tool is finally required to be fixed on the workbench for welding, the workbench is conventional common equipment and is in a disc shape or a square shape, and the fixing seat 60 is simple in structure and capable of fixing the welding fixing tool on the workbench to facilitate welding of workers.

Specifically, riser 62 orientation the one side of mainboard 20 is equipped with second screw 70, second screw 70 with riser 62 links to each other perpendicularly, be equipped with on the mainboard 20 with the second screw hole 21 of second screw 70 looks adaptation, second screw 70 screw in second screw hole 21, second screw 70 stretches out the one end of mainboard 20 is equipped with lock nut 80, lock nut 80 with second screw 70 threaded connection. The surface of the second screw rod 70 is provided with an external thread section, the second threaded hole 21 is matched with the second screw rod 70, and the vertical plate 62 is fixedly connected with the main plate 20 through the matching of the second screw rod 70 and the locking nut 80.

Specifically, a spring 90 is sleeved between the fixed seat 60 and the main plate 20 of the second screw 70, and the spring 90 is compressed by the main plate 20. Loosening lock nut 80, thereby rotatable mainboard 20 adjusts the angle of mainboard 20, and then changes the angle of ventilation pipe spare in order to adapt to different workman's welding custom, and the adjustment is accomplished the back, and lock nut 80 of screwing is compressed until spring 90, and the elasticity that spring 90 compression produced fastens mainboard 20.

Specifically, the second threaded hole 21 is disposed in the middle of the main plate 20. The first connection plate 31 is connected to an end of the main plate 20. The structure enables the whole welding and fixing tool to be balanced in stress and stable.

Specifically, the main board 20 is provided with a through hole 22, a nitrogen source interface 23 is arranged on one surface of the through hole 22, which faces away from the positioning column 40, and the nitrogen source interface 23, the through hole 22 and the positioning hole 41 are communicated with each other. Nitrogen is introduced from the nitrogen source interface 23, and reaches the inside of the ventilation pipe fitting through the through hole 22 and the positioning hole 41, so that the inside of the ventilation pipe fitting is prevented from being oxidized during welding.

Specifically, one end of the rotating shaft 50, which is far away from the first connecting plate 31, is provided with a limiting table 51. The limiting table 51 can limit the second connecting plate 32 from shaking when rotating along the rotating shaft 50.

To sum up, the utility model provides a pair of ventilation pipe fitting welded fastening frock, beneficial effect lies in: 3 positioning holes that vertically set up are fixed 3 piping of pipe fitting that ventilates on the mainboard, and the female pedestal of the first screw rod screw in first screw hole internal compression need not the manual work and compresses tightly female pedestal, makes whole pipe fitting that ventilates all fixed in transversely and vertically, welds after fixed again, can not appear welding askew condition. First connecting plate and second connecting plate rotate through the pivot to be connected, and the welding is accomplished the back, and the second connecting plate rotates to one side of first connecting plate and dodges the ventilation pipe spare, and the convenience is taken out the ventilation pipe spare that welds.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. A welding and fixing tool for a ventilation pipe fitting is characterized by comprising a main board and a fixing assembly connected with the main board, wherein 3 positioning columns are sequentially arranged on the main board along the length direction, the positioning columns are vertically connected with the main board, and positioning holes for fixing a distribution pipe are axially arranged on the positioning columns;

the fixed subassembly sets up mainboard is along length direction's one end, fixed subassembly includes first connecting plate, second connecting plate and first screw rod, first connecting plate with the mainboard links to each other perpendicularly, the second connecting plate is kept away from the one end of mainboard with first connecting plate rotates through the pivot to be connected, just the second connecting plate with the mainboard is parallel to each other, be equipped with the second screw hole on the second connecting plate, first screw rod screw in the second screw hole compresses tightly female pedestal.

2. The ventilation pipe welding fixing tool of claim 1, wherein a fixing seat is arranged on one side, away from the positioning column, of the main board, the fixing seat comprises a transverse plate and a vertical plate which are vertically connected, the vertical plate is connected with the main board, and the transverse plate is welded and fixed with the workbench.

3. The welding and fixing tool for the ventilation pipe fittings according to claim 2, wherein a second screw is arranged on one surface, facing the main board, of the vertical plate, the second screw is vertically connected with the vertical plate, a second threaded hole matched with the second screw is formed in the main board, the second screw is screwed into the second threaded hole, a locking nut is arranged at one end, extending out of the main board, of the second screw, and the locking nut is in threaded connection with the second screw.

4. The welding and fixing tool for the ventilation pipe fitting according to claim 3, wherein a spring is sleeved between the fixed seat and the main plate of the second screw, and the spring is compressed by the main plate.

5. The welding and fixing tool for the ventilation pipe fitting according to claim 3, wherein the second threaded hole is formed in the middle of the main plate.

6. The welding and fixing tool for the ventilation pipe fittings according to claim 5, wherein the first connecting plate is connected with the end portion of the main plate.

7. The welding and fixing tool for the ventilation pipe fittings according to claim 1, wherein a through hole is formed in the main board, a nitrogen source interface is arranged on one surface, opposite to the positioning column, of the through hole, and the nitrogen source interface, the through hole and the positioning hole are communicated with each other.

8. The welding and fixing tool for the ventilation pipe fitting according to claim 1, wherein a limiting table is arranged at one end, away from the first connecting plate, of the rotating shaft.