CN211136138U - Pipeline welding fixture for heating and ventilation engineering - Google Patents
Pipeline welding fixture for heating and ventilation engineering Download PDFInfo
- Publication number
- CN211136138U CN211136138U CN201921670846.0U CN201921670846U CN211136138U CN 211136138 U CN211136138 U CN 211136138U CN 201921670846 U CN201921670846 U CN 201921670846U CN 211136138 U CN211136138 U CN 211136138U
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- support rods
- matched
- pipe
- end surface
- nut
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- 238000003466 welding Methods 0.000 title claims abstract description 17
- 238000010438 heat treatment Methods 0.000 title claims abstract description 10
- 238000009423 ventilation Methods 0.000 title claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 7
- 239000010959 steel Substances 0.000 claims abstract description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
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Abstract
The utility model discloses a pipeline welding fixture for heating and ventilation engineering, which comprises a plurality of fixture components and a guide rail for supporting the plurality of fixture components to move; the clamp component comprises two support rods which are symmetrically arranged in front and back, the upper ends and the lower ends of the support rods are respectively provided with a U-shaped groove, a pull rod is matched between the two support rods through the U-shaped grooves, the two ends of the pull rod penetrate through the U-shaped grooves and are matched with nuts, the nuts are screwed in and abut against the support rods, the opposite surfaces of the two supports are respectively provided with an arc-shaped positioning part, the end surface of the support rod, far away from the positioning part, is welded with a transversely arranged pipe sleeve, and the positions, close to the bottom, of the left end surface and the right end surface of the support rods are respectively fixed with a steel roller through screws; the product can weld the pipeline in a groove for burying the pipeline.
Description
Technical Field
The utility model relates to a pipeline welding jig that warm logical engineering was used.
Background
The heating and ventilation project is mainly constructed by large pipelines which need to be welded. In the welding method in the prior art, when the pipelines are buried in an underground groove, the welding is carried out in the groove, and the centering cannot be effectively completed during the welding, so that the deviation possibly exists between the adjacent pipelines.
If the pipe is welded to the ground, the length of the weld is progressively increased. When the pipeline is hung in the crane, the pipeline can be bent, and leakage is caused.
Based on the problems, the pipeline welding clamp for the heating and ventilation engineering is designed, and the pipeline can be welded in a groove for burying the pipeline.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a pipeline welding jig that can carry out welded warm logical engineering usefulness to the pipeline at the inslot buried the pipeline underground.
In order to solve the above problem, the utility model adopts the following technical scheme:
a pipeline welding clamp for heating and ventilation engineering comprises a plurality of clamp components and a guide rail for supporting the plurality of clamp components to move;
the clamp component comprises two support rods which are symmetrically arranged in front and back, the upper ends and the lower ends of the support rods are respectively provided with a U-shaped groove, a pull rod is matched between the two support rods through the U-shaped grooves, the two ends of the pull rod penetrate through the U-shaped grooves and are matched with nuts, the nuts are screwed in and abut against the support rods, the opposite surfaces of the two supports are respectively provided with an arc-shaped positioning part, the end surface of the support rod, far away from the positioning part, is welded with a transversely arranged pipe sleeve, and the positions, close to the bottom, of the left end surface and the right end surface of the support rods are respectively fixed with a steel roller through screws;
a guide rail groove is processed at the upper end of the guide rail, and the steel roller is matched in the guide rail groove;
a guide rod is assembled between every two adjacent pipe sleeves, two ends of the guide rod penetrate through the pipe sleeves and then are matched with a first nut, the first nut is screwed in and abuts against the pipe sleeves, and the two adjacent clamp components are drawn close along with the screwing in of the first nut.
Preferably, a pad made of rubber is glued and fixed on the inner wall of the positioning part; the setting of backing plate can play the effect of flexible contact to the outer wall of pipeline. Avoiding damage.
Preferably, the two ends of the guide rod are matched with a spring after passing through the pipe sleeve, and the spring acts between the first nut and the pipe sleeve; the spring mainly plays a role in protecting the screw thread of the guide rod. After the first nut is screwed in, the spring is firstly partially compressed, after the spring is compressed to a certain degree, the spring has a compression allowance, but the compression force is enough to push the pipe sleeve to move, the two mutually welded pipelines are close to each other until the pipe sleeve is attached, after the pipe sleeve is attached, the first nut is screwed in continuously to further compress the spring, and at the moment, an operator observes the compression condition of the spring and a gap between the two adjacent pipelines to be welded to determine whether the first nut is screwed in continuously. Thereby avoiding thread failure caused by over screwing.
Preferably, the wire diameter of the spring is 4 mm-8 mm.
The operation steps of the product are as follows:
firstly, leveling the bottom of the embedded groove, and then arranging a guide rail.
After the guide rails are arranged, two cranes are adopted to respectively lift two pipelines to be welded, the pipelines are lifted into the grooves, the pipelines are clamped through the clamp members, the clamp members are supported through the guide rails, and after the operation is completed, the cranes are removed. After the concrete structure is stabilized, the clamp member on one of the pipelines is removed, then the next guide pipe can be welded, and when the next guide rail is welded, only one crane is needed to hoist the pipeline, and then the pipeline is butted with the positioned pipeline according to the mode.
The utility model has the advantages that: this product has been in carrying out the centering operation to the pipeline for the axiality preferred between two adjacent pipelines avoids producing gap and dislocation after the welding, avoids the later stage to take place to leak, and the simple structure of this product, the operation is simple and convenient, is fit for using widely.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of the clamp member;
FIG. 3 is a front view of the clamp member;
FIG. 4 is an enlarged view at A;
fig. 5 is an enlarged view at B.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
In the description of the present invention, it is to be understood that the terms "one end", "the other end", "the outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise explicitly specified or limited, the terms "set", "coupled", "connected", "penetrating", "plugging", and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1 to 5, a pipe welding jig for heating and ventilation engineering includes a plurality of jig members 1, and a guide rail 2 for supporting the plurality of jig members 1 to move;
the clamp component 1 comprises two support rods 101 which are symmetrically arranged in front and back, the upper ends and the lower ends of the support rods 101 are respectively provided with a U-shaped groove 102, a pull rod 103 is matched between the two support rods 101 through the U-shaped grooves 102, two ends of the pull rod 103 penetrate through the U-shaped grooves 102 and are matched with nuts 104, the nuts 104 are screwed in and abut against the support rods 101, the opposite surfaces of the two support rods 101 are respectively provided with an arc-shaped positioning part 105, one end surface of the support rod 101 far away from the positioning part 105 is welded with a transversely arranged pipe sleeve 106, and steel rollers 107 are fixed at the positions, close to the bottom, of the left end surface and the right end surface of the support rod 101 through screws;
a guide rail groove 211 is formed in the upper end of the guide rail 2, and the steel roller 107 is matched in the guide rail groove 211;
a guide rod 3 is assembled between two adjacent pipe sleeves 106, two ends of the guide rod 3 are matched with a first nut 301 after penetrating through the pipe sleeves 106, the first nut 301 is screwed to abut against the pipe sleeves 106, and the two adjacent clamp components 1 are drawn together along with the screwing of the first nut 301.
In a preferred embodiment of the present invention, a pad 155 made of rubber is glued and fixed to the inner wall of the positioning portion 105; the setting of backing plate can play the effect of flexible contact to the outer wall of pipeline. Avoiding damage.
In a preferred embodiment of the present invention, the two ends of the guide rod 3 are fitted with a spring 333 after passing through the pipe casing, and the spring 333 acts between the first nut 301 and the pipe casing 106; the spring mainly plays a role in protecting the screw thread of the guide rod. After the first nut is screwed in, the spring is firstly partially compressed, after the spring is compressed to a certain degree, the spring has a compression allowance, but the compression force is enough to push the pipe sleeve to move, the two mutually welded pipelines are close to each other until the pipe sleeve is attached, after the pipe sleeve is attached, the first nut is screwed in continuously to further compress the spring, and at the moment, an operator observes the compression condition of the spring and a gap between the two adjacent pipelines to be welded to determine whether the first nut is screwed in continuously. Thereby avoiding thread failure caused by over screwing.
In a preferred embodiment of the present invention, the diameter of the spring 333 is 6 mm.
The operation steps of the product are as follows:
firstly, leveling the bottom of the embedded groove, and then arranging a guide rail.
After the guide rails are arranged, two cranes are adopted to respectively lift two pipelines to be welded, the pipelines are lifted into the grooves, the pipelines are clamped through the clamp members, the clamp members are supported through the guide rails, and after the operation is completed, the cranes are removed. After the concrete structure is stabilized, the next guide pipe can be welded, and when the next guide rail is welded, only one crane is needed to hoist the pipeline, and then the pipeline is butted with the positioned pipeline according to the mode.
The utility model has the advantages that: this product has been in carrying out the centering operation to the pipeline for the axiality preferred between two adjacent pipelines avoids producing gap and dislocation after the welding, avoids the later stage to take place to leak, and the simple structure of this product, the operation is simple and convenient, is fit for using widely.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a pipeline welding jig that warm engineering of leading to used which characterized in that: the device comprises a plurality of clamp components and a guide rail for supporting the plurality of clamp components to move;
the clamp component comprises two support rods which are symmetrically arranged in front and back, the upper ends and the lower ends of the support rods are respectively provided with a U-shaped groove, a pull rod is matched between the two support rods through the U-shaped grooves, the two ends of the pull rod penetrate through the U-shaped grooves and are matched with nuts, the nuts are screwed in and abut against the support rods, the opposite surfaces of the two supports are respectively provided with an arc-shaped positioning part, the end surface of the support rod, far away from the positioning part, is welded with a transversely arranged pipe sleeve, and the positions, close to the bottom, of the left end surface and the right end surface of the support rods are respectively fixed with a steel roller through screws;
a guide rail groove is processed at the upper end of the guide rail, and the steel roller is matched in the guide rail groove;
a guide rod is assembled between every two adjacent pipe sleeves, two ends of the guide rod penetrate through the pipe sleeves and then are matched with a first nut, the first nut is screwed in and abuts against the pipe sleeves, and the two adjacent clamp components are drawn close along with the screwing in of the first nut.
2. The pipe welding jig for heating and ventilation engineering according to claim 1, characterized in that: and a cushion plate made of rubber is glued and fixed on the inner wall of the positioning part.
3. The pipe welding jig for heating and ventilation engineering according to claim 1, characterized in that: two ends of the guide rod are matched with a spring after penetrating through the pipe sleeve, and the spring acts between the first nut and the pipe sleeve.
4. The pipe welding jig for heating and ventilation engineering according to claim 3, characterized in that: the wire diameter of the spring is 4 mm-8 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921670846.0U CN211136138U (en) | 2019-10-09 | 2019-10-09 | Pipeline welding fixture for heating and ventilation engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921670846.0U CN211136138U (en) | 2019-10-09 | 2019-10-09 | Pipeline welding fixture for heating and ventilation engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211136138U true CN211136138U (en) | 2020-07-31 |
Family
ID=71766156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921670846.0U Expired - Fee Related CN211136138U (en) | 2019-10-09 | 2019-10-09 | Pipeline welding fixture for heating and ventilation engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211136138U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114770126A (en) * | 2022-05-09 | 2022-07-22 | 西安热工研究院有限公司 | Pipeline fixing equipment |
-
2019
- 2019-10-09 CN CN201921670846.0U patent/CN211136138U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114770126A (en) * | 2022-05-09 | 2022-07-22 | 西安热工研究院有限公司 | Pipeline fixing equipment |
| CN114770126B (en) * | 2022-05-09 | 2023-11-07 | 西安热工研究院有限公司 | Pipeline fixing equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200722 Address after: 272000 1103, eleven floor, building 10, Chengyang manor estate, Rencheng District, Jining, Shandong Patentee after: JINING JINGZE INFORMATION TECHNOLOGY Co.,Ltd. Address before: 272000 North Construction Road 133 Rencheng District, Jining City, Shandong Province Patentee before: Yang Qiuli |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200731 Termination date: 20201009 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |