CN210849027U

CN210849027U - Welding fixing device

Info

Publication number: CN210849027U
Application number: CN201921285206.8U
Authority: CN
Inventors: 曾海贤; 顾志军; 石磊; 高富宝; 曹美云
Original assignee: NANTONG HUAXIN AIR CONDITIONER CO Ltd
Current assignee: NANTONG HUAXIN AIR CONDITIONER CO Ltd
Priority date: 2019-08-08
Filing date: 2019-08-08
Publication date: 2020-06-26
Anticipated expiration: 2029-08-08

Abstract

The utility model provides a welding fixing device for the copper pipe combination of multiple different pipe diameters of fixed air conditioner subassembly when welding, includes a plurality of bracket components and base, the bracket component according to the position of locating of copper pipe combination install in on the base, each the bracket component includes supporting component, coupling assembling and centre gripping subassembly, the supporting component install in on the base, the coupling assembling activity cup joint in on the supporting component, centre gripping subassembly movable mounting in on the coupling assembling, the centre gripping subassembly include body and a plurality of fore-set subassembly, and is a plurality of the fore-set subassembly symmetry set up in the body both sides are with this fixed copper pipe combination. The welding fixing device has the advantages of simple structure and strong universality.

Description

Welding fixing device

Technical Field

The utility model relates to a welding field especially relates to a welding fixing device.

Background

The copper pipe and the valve body need to be welded in the assembling process of the air conditioner, and the copper pipe is thin and long and needs to be supported and fixed by external force. The existing welding and fixing device can only be applied to copper pipes with one type and pipe diameter, and the fixing device for fixing the four-way valve copper pipe assembly can not be used for fixing the expansion valve copper pipe assembly. Because the integrated configuration of valve body and copper pipe changes variously, need customize the welded fastening device of multiple different height, angle, pipe diameter in order to satisfy different air conditioner subassemblies, the commonality is relatively poor, can't satisfy the demand of various model products.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a welding fixture with simple structure and strong versatility.

An embodiment of the utility model provides a welding fixing device for the copper pipe combination of the multiple different pipe diameters of fixed air conditioner subassembly when the welding, including a plurality of bracket components and base, it is a plurality of the bracket component according to the position of copper pipe combination install in on the base, each the bracket component includes supporting component, coupling assembling and centre gripping subassembly, the supporting component install in on the base, the coupling assembling activity cup joint in on the supporting component, centre gripping subassembly movable mounting in on the coupling assembling, the centre gripping subassembly include body and a plurality of fore-set subassembly, it is a plurality of the fore-set subassembly symmetry set up in the body both sides are fixed with this copper pipe combination.

Furthermore, the body is provided with two opposite supporting bodies, each supporting body is provided with a groove, and the top column assembly is arranged in the groove.

Furthermore, one side that the recess is relative is equipped with the stopper, each the fore-set subassembly includes the fore-set, the fore-set install in the recess, fore-set one end is equipped with spacing portion, with the stopper cooperation will the fore-set card is held in the recess.

Furthermore, each of the top pillar assemblies further comprises a spring, one end of the spring abuts against the groove, and the other end of the spring abuts against the top pillar.

Furthermore, the supporting component comprises a supporting rod and a mounting plate, one end of the supporting rod is fixed on the mounting plate, and the mounting plate is arranged on the base.

Furthermore, a plurality of through holes are formed in the mounting plate, and the through holes are fastened on the base through bolts.

Furthermore, coupling assembling includes first connecting piece and second connecting piece, first connecting piece cup joint in on the bracing piece, second connecting piece one end connect in first connecting piece, the other end connect in the centre gripping subassembly.

Furthermore, the second connecting piece comprises an outer pipe and an inner pipe, one end of the outer pipe is connected to the first connecting piece, the other end of the outer pipe is sleeved on the inner pipe, and the inner pipe is connected to the clamping assembly.

Furthermore, the second connecting piece also comprises a second fastening piece, a second connecting hole is formed in the outer pipe, and the second fastening piece is arranged in the second connecting hole to abut against the inner pipe.

Furthermore, a plurality of threaded holes are uniformly distributed on the base, and the through holes are locked into the threaded holes through bolts so as to fasten the mounting plate at different positions on the base.

In the welding and fixing device, the support assembly is arranged on the base according to the position of the copper pipe combination, the connecting assembly is movably sleeved on the supporting assembly, the clamping assembly is movably arranged on the connecting assembly, and the top column assembly clamps copper pipes with different pipe diameters so as to effectively clamp the combination of various copper pipes and further enhance the universality of the welding and fixing device.

Drawings

Fig. 1 is a schematic structural view of a welding fixture according to an embodiment of the present invention.

Fig. 2 is a schematic structural view of a bracket assembly according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a clamping assembly according to an embodiment of the present invention.

Description of the main elements

The following detailed description of the invention will be further described in conjunction with the above-identified drawings.

Detailed Description

In order to make the aforementioned objects, features and advantages of the embodiments of the present invention more clearly understood, the present invention will be described in detail with reference to the accompanying drawings and detailed description. In addition, the features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth to provide a thorough understanding of embodiments of the invention, which are described as part of the invention, rather than as a whole. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the scope protected by the embodiments of the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which embodiments of the present invention belong. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of embodiments of the invention.

Referring to fig. 1, a welding fixture 100 is used for fixing a plurality of copper tube (not numbered) combinations of different diameters of air conditioning components during welding. The welding fixture 100 includes a plurality of bracket assemblies 10 and a base 20. The bracket assembly 10 is mounted on the base 20 according to a position corresponding to the copper tube assembly. Each of the bracket assemblies 10 has one end mounted on the base 20 and the other end for supporting the copper tube. In one embodiment, the weld fixture 100 includes 3 bracket assemblies 10.

Referring to fig. 1 and 2, the bracket assembly 10 includes a supporting assembly 11, a connecting assembly 12, and a clamping assembly 13. One end of the supporting component 11 is movably arranged on the base 20 so as to adjust the fixing position, the other end of the supporting component is sleeved with the connecting component 12, and the clamping component 13 is arranged on the connecting component 12 so as to clamp the copper pipe.

The support assembly 11 includes a support rod 111 and a mounting plate 112. One end of the support rod 111 is fixed on the mounting plate 112. The central axis of the support rod 111 is perpendicular to the plane of the mounting plate 112. The mounting plate 112 is provided with a plurality of through holes 113 to fasten the mounting plate 112 to the base 20 by bolts. In one embodiment, the support rod 111 is a telescopic rod to facilitate height adjustment of the support assembly 10.

The connecting assembly 12 includes a first connecting member 121 and a second connecting member 122, the first connecting member 121 is sleeved on the supporting rod 111, one end of the second connecting member 122 is connected to one side of the first connecting member 121, and the other end is connected to the clamping assembly 13. Specifically, the first connector 121 includes a tubular portion 1211 and a first fastener 1212. The tubular portion 1211 is slidably sleeved on the supporting rod 111 and is configured to adjust a height of the connecting assembly 12 on the supporting rod 111 and an orientation of the second connecting member 122, a first connection hole 1213 is disposed on a tube wall of the tubular portion 1211, and the first fastening member 1212 is disposed in the first connection hole 1213 to abut against the supporting rod 111, so as to fix a position of the connecting assembly 12. The first fastener 1212 includes a screw (not numbered) and a nut (not numbered) coupled to an end of the screw for manual operation. And the screw rod is provided with threads to be matched and screwed with the first connecting hole.

The second connector 122 includes an outer tube 1221, an inner tube 1222, and a second fastener 1223. The outer tube 1221 has one end connected to the tubular portion 1211 and the other end sleeved with the inner tube 1222, and the inner tube 1222 is slidably disposed in the outer tube 1221. The outer tube 1221 is provided with a second connecting hole 1224, and the second fastening member 1223 is disposed in the second connecting hole 1224 to abut against the inner tube 1222, so as to fix the length of the second connecting member 122. The second fastening member 1223 includes a screw (not numbered) and a nut (not numbered) coupled to an end of the screw for manual operation. And the screw rod is provided with threads to be matched and screwed with the first connecting hole.

The connecting assembly 12 adjusts the position of the clamping assembly 13 by adjusting the height of the first connecting member 121 and the length and the orientation of the second connecting member 122, so as to effectively clamp copper pipes in different combination forms, thereby enhancing the universality of the welding and fixing device 100.

Referring to fig. 3, the clamping assembly 13 is connected to an end of the inner tube 1222 remote from the outer tube 1221 and can rotate relative to the outer tube 1221 to clamp the copper tube. Specifically, the clamping assembly 13 includes a body 131 and a plurality of top pillar assemblies 132, and two opposing supporting bodies 1312 are disposed on the body 131 to form a U-shaped groove 1311. Each supporting body 1312 is provided with a groove 1313, and the top pillar assemblies 132 are symmetrically arranged in the grooves 1313. A stop 1314 is provided on the opposite side of the groove 1313. Specifically, a limit block 1314 is disposed at one end of each groove 1313 facing the inside of the U-shaped groove 1311 to hold the top pillar assembly 132.

Each of the top post assemblies 132 includes a top post 1321 and a spring 1322. The top pillar 1321 is installed in the groove 1313, one end of the top pillar 1321 is provided with a limiting part 1323, and the limiting part 1323 is matched with the limiting block 1314 so as to clamp the top pillar 1321 in the groove 1313. One end of the spring 1322 abuts against the groove 1313, and the other end abuts against one end of the top column 1321 close to the limiting portion 1323. Due to the elasticity of the spring, when the copper tube is placed in the U-shaped groove 1311, the top column 1321 is pressed by the spring to clamp the copper tube effectively, so that the copper tubes with different tube diameters are clamped, and the universality of the welding and fixing device 100 is enhanced.

Referring to fig. 1, a plurality of threaded holes 21 are uniformly distributed on the base 20, and a plurality of the bracket assemblies 10 are arranged on the base 20 to fix the copper tubes. Specifically, the through holes 113 are screwed into the threaded holes 21 to fasten the mounting plate 112 at different positions on the base 20, so as to effectively adjust the position of the bracket assembly 10, thereby enhancing the versatility of the welding fixture 100.

The welding and fixing device 100 may be applied to a copper tube assembly of an oil pre-welding assembly, a copper tube assembly of an expansion valve assembly, a copper tube assembly of a four-way valve assembly, a copper tube assembly of a high-low pressure assembly, and the like during an assembly process of an air conditioner. The mounting plate 112 is bolted into the plurality of threaded holes 21 to secure it in various positions on the base 20. The ejection column 1321 effectively clamps copper pipes with different pipe diameters through the spring, and the connecting assembly 12 further adjusts the position of the clamping assembly 13 by adjusting the height of the first connecting piece 121 and the length and the orientation of the second connecting piece 122 so as to effectively clamp copper pipes in different combination forms, thereby enhancing the universality of the welding and fixing device 100.

The above embodiments are only used to illustrate the technical solutions of the embodiments of the present invention and are not limited, and although the embodiments of the present invention have been described in detail with reference to the above preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions to the technical solutions of the embodiments of the present invention may be made without departing from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a welding fixing device for the copper pipe combination of the multiple different pipe diameters of fixed air conditioner subassembly when the welding, includes a plurality of bracket components and base, its characterized in that: the support assembly is arranged on the base according to the position of the copper pipe combination, each support assembly comprises a supporting assembly, a connecting assembly and a clamping assembly, the supporting assembly is arranged on the base, the connecting assembly is movably sleeved on the supporting assembly, the clamping assembly is movably arranged on the connecting assembly, the clamping assembly comprises a body and a plurality of ejection column assemblies, and the ejection column assemblies are symmetrically arranged on two sides of the body to fix the copper pipe combination.

2. The weld fixture of claim 1, wherein: the body is provided with two opposite supporting bodies, each supporting body is provided with a groove, and the top pillar assembly is arranged in the groove.

3. The weld fixture of claim 2, wherein: the opposite side of recess is equipped with the stopper, each the fore-set subassembly includes the fore-set, the fore-set install in the recess, fore-set one end is equipped with spacing portion, with the stopper cooperation will the fore-set card is held in the recess.

4. The weld fixture of claim 3, wherein: each top column component also comprises a spring, one end of the spring is propped against the groove, and the other end of the spring is propped against the top column.

5. The weld fixture of claim 1, wherein: the supporting component comprises a supporting rod and a mounting plate, one end of the supporting rod is fixed on the mounting plate, and the mounting plate is arranged on the base.

6. The weld fixture of claim 5, wherein: the mounting plate is provided with a plurality of through holes, and the through holes are fastened on the base through bolts.

7. The weld fixture of claim 5, wherein: the connecting assembly comprises a first connecting piece and a second connecting piece, the first connecting piece is sleeved on the supporting rod, one end of the second connecting piece is connected with the first connecting piece, and the other end of the second connecting piece is connected with the clamping assembly.

8. The weld fixture of claim 7, wherein: the second connecting piece comprises an outer pipe and an inner pipe, one end of the outer pipe is connected to the first connecting piece, the other end of the outer pipe is sleeved on the inner pipe, and the inner pipe is connected to the clamping assembly.

9. The weld fixture of claim 8, wherein: the second connecting piece further comprises a second fastening piece, a second connecting hole is formed in the outer pipe, and the second fastening piece is arranged in the second connecting hole to abut against the inner pipe.

10. The weld fixture of claim 6, wherein: a plurality of threaded holes are uniformly distributed on the base, and the through holes are locked into the threaded holes through bolts so as to fasten the mounting plate at different positions on the base.