CN219151995U - Catheter positioning welding device - Google Patents

Catheter positioning welding device Download PDF

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Publication number
CN219151995U
CN219151995U CN202320005119.2U CN202320005119U CN219151995U CN 219151995 U CN219151995 U CN 219151995U CN 202320005119 U CN202320005119 U CN 202320005119U CN 219151995 U CN219151995 U CN 219151995U
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base
pipe
positioning
catheter
welding device
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CN202320005119.2U
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Chinese (zh)
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黄乐
靳亮亮
朱鑫涛
李孝龙
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Lanjian Spaceflight Technology Co ltd
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Lanjian Spaceflight Technology Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract

The utility model provides a catheter positioning and welding device, which comprises: the base is disc-shaped and used for placing a three-way pipe to be welded and an elbow pipe, a first pipeline of the three-way pipe is limited on the base, and the elbow pipe is connected to the upper part of a second pipeline of the three-way pipe; a first positioning member disposed above the base for adaptively supporting the elbow; the second positioning component is arranged below the base and used for rotating relative to the base so as to set the angles of the three-way pipe and the bent pipe. The device can support the return bend of different camber of different models that can adapt to, improves the angular accuracy after return bend and three-way pipe welding.

Description

Catheter positioning welding device
Technical Field
The utility model relates to the field of conduit connection, in particular to a conduit positioning and welding device.
Background
In the mechanical field, the catheter is an indispensable component, and the interfaces of the components are all connected through catheters of various shapes. The guide pipe can be formed by welding an elbow and a three-way pipe, and the angular relation between the three-way pipe and the elbow needs to be ensured when the guide pipe is welded. The prior art includes pipe sampling and special frock, and wherein pipe sampling can cause production cycle length and the operation degree of difficulty to be big, and the skill level requirement to the fitter is higher, and has the deviation easily to lead to the precision poor. The special tooling has high design and manufacturing cost, and increases the management time and cost of later maintenance.
In view of this, there is a need to design a catheter positioning welding device that is highly adaptable and precise.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a catheter positioning and welding device.
The utility model provides a catheter positioning and welding device, which comprises: the base is disc-shaped and used for placing a three-way pipe to be welded and an elbow pipe, a first pipeline of the three-way pipe is limited on the base, and the elbow pipe is connected to the upper part of a second pipeline of the three-way pipe; a first positioning member disposed above the base for adaptively supporting the elbow; the second positioning component is arranged below the base and used for rotating relative to the base so as to set the angles of the three-way pipe and the bent pipe.
According to one embodiment of the present application, the catheter positioning and welding device further comprises: and the coaxial locating pin is arranged at the center of the base and used for locating the first pipeline, the second pipeline and a part of the bent pipe of the three-way pipe.
According to one embodiment of the present application, the first positioning member includes: a base connected to the base by a bolt; and the adjusting connecting rod is arranged on the base and used for adaptively adjusting the bending angle to support the bent pipe.
According to one embodiment of the present application, the first positioning member further comprises: the limiting seat is arranged above the adjusting connecting rod and used for being embedded into the second straight line section of the bent pipe.
According to one embodiment of the present application, the adjusting link includes a primary link and a secondary link connected with a locating pin, the primary link being connected to the base by the locating pin, and the secondary link being connected to the limit base by the locating pin.
According to an embodiment of the application, the limiting seat comprises a limiting block which can be replaced according to the diameter of the bent pipe, and the inner side of the limiting block is arranged to adapt to the shape of the bent pipe.
According to one embodiment of the present application, the second positioning member further includes: the angular support is L-shaped and is divided into a first side surface and a second side surface, and the first side surface is rotatably connected to the lower part of the base through an angular nut; the angular positioning pin penetrates through the third pipeline which is arranged on the second side face and used for limiting the three-way pipe.
According to one embodiment of the application, the base is marked with graduations in the circumferential direction, and the angular support is turned onto the corresponding graduations according to the angles of the tee pipe and the bent pipe.
According to one embodiment of the application, the first side is provided with a stepped shape, and the angular support is provided on the stepped surface below.
According to one embodiment of the application, the second positioning member further comprises an angular nut arranged on the stepped surface above the first side for locking the angular support.
The pipe positioning welding device in the application can adapt to the pipe positioning welding of different bending degrees of different models through the supporting and positioning of the first positioning part and the second positioning part on the bent pipe and the three-way pipe, avoids the design task of using a special tool, saves the labor cost, saves the manufacturing cost of the tool, and avoids the management difficulty of each link such as the inspection, the storage and the use of the tool.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the scope of the utility model, as claimed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the utility model and, together with the description, serve to explain the principles of the utility model.
FIG. 1 is a schematic view of a catheter positioning welding device according to one embodiment of the present utility model;
FIG. 2 is a schematic view of a catheter lock welding apparatus according to another embodiment of the present utility model;
FIG. 3 is a cross-sectional view of a catheter lock welding device according to yet another embodiment of the present utility model.
Reference numerals:
100-base, 200-first locating component, 201-base, 202-adjusting connecting rod, 203-spacing seat, 204-stopper, 300-second locating component, 301-angular support, 302-angular locating pin, 303-angular nut, 400-coaxial locating pin.
Detailed Description
Features and exemplary embodiments of various aspects of the present utility model will be described in detail below, and in order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in further detail below with reference to the accompanying drawings and the detailed embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the principles of the present utility model and not in limitation thereof. In addition, the mechanical components in the drawings are not necessarily to scale. For example, the dimensions of some of the structures or regions in the figures may be exaggerated relative to other structures or regions to help facilitate an understanding of embodiments of the present utility model.
The directional terms appearing in the following description are all directions shown in the drawings and do not limit the specific structure of the embodiment of the present utility model. In the description of the present utility model, it should be noted that, unless otherwise indicated, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood as appropriate by those of ordinary skill in the art.
Furthermore, the terms "comprises," "comprising," "includes," "including," "having," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a structure or assembly that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such structure, assembly. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other like elements in an article or apparatus that comprises the element.
Spatially relative terms such as "under", "below", "under …", "low", "above", "over …", "high", and the like, are used for convenience of description to explain the positioning of one element relative to a second element and to represent different orientations of the device in addition to those shown in the figures. In addition, for example, "one element above/below another element" may mean that two elements are in direct contact, or that other elements are present between the two elements. Furthermore, terms such as "first," "second," and the like, are also used to describe various elements, regions, sections, etc., and should not be taken as limiting. Like terms refer to like elements throughout the description.
It will be apparent to one skilled in the art that the present utility model may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the utility model by showing examples of the utility model.
FIG. 1 is a schematic view of a catheter positioning welding device according to one embodiment of the present utility model; FIG. 2 is a schematic view of a catheter lock welding apparatus according to another embodiment of the present utility model; FIG. 3 is a cross-sectional view of a catheter lock welding device according to yet another embodiment of the present utility model.
As shown in fig. 1, the present utility model provides a catheter positioning and welding device, comprising: the base 100 is disc-shaped and is used for placing a tee pipe S and an elbow pipe W to be welded. The first pipe of the tee S is limited on the base 100, and the elbow W is connected to the upper part of the second pipe of the tee S. A first positioning member 200 disposed above the base 100 for adaptively supporting the elbow W; the second positioning member 300 is partially disposed under the base 100 for rotation with respect to the base 100 to set the angles of the tee S and the elbow W.
Specifically, the spatial relationship between each component of the present application is described based on the vertical use state of the catheter positioning and welding device, which is used for illustrating the relative relationship between the components, and the azimuth relationship of the catheter positioning and welding device in other use states is not affected by the present solution, which belongs to the protection scope of the present embodiment. The catheter positioning and welding device in the application adopts vertical assembly, namely the base 100 is horizontally placed, and the three-way pipe S and the bent pipe W are vertically assembled. Of course, this technical solution can also be adopted for horizontal assembly, i.e. the base 100 is placed vertically, and the tee S and the elbow W are assembled horizontally, which all belong to the protection scope of the present application.
In this embodiment, the first positioning component 200 can support bent pipes W with different types and different degrees of bending in an adaptive manner, and the angle between the plane where the first straight line section and the second straight line section of the bent pipe W are located and the axis of the three-way pipe S is used as a positioning reference, and the second positioning component 300 rotates relative to the base 100, so that the angle between the three-way pipe S and the bent pipe W is set. The pipe positioning welding device can avoid pipe sampling, the welding procedure is simple and convenient, the whole machine assembly period is shortened, the requirement on the skill level of a bench worker can be reduced, and the angular precision of the three-way pipe S after the bent pipe W and the three-way pipe S are welded is improved.
Because the pipe positioning welding device of this application can adapt to the pipe positioning welding of different camber of different models, reduces the assembly cycle of complete machine, improves return bend W and three-way pipe S after the welding three-way pipe S' S angular accuracy, avoids using special frock and the design task of frock, saves manufacturing cost.
As shown in fig. 2 and 3, according to one embodiment of the present application, the catheter positioning welding device further includes: the coaxial positioning pin 400 is disposed at the center of the base 100 and is used for positioning a first pipe, a second pipe and a part of the bent pipe W of the tee S.
Specifically, a coaxial positioning pin 400 is installed at the center of the base 100. The coaxial alignment pin 400 has a stepped shaft structure having a large diameter section and a small diameter section. Wherein the small diameter section is used for penetrating through the first pipeline, the second pipeline of the tee pipe S and part of the first straight line section in the bent pipe W, and the large diameter section is used for being abutted against the center position of the base 100. By replacing the coaxial locating pin 400, three-way pipes S and bent pipes W with different lengths and different diameters can be adapted.
In actual operation, the corresponding coaxial locating pin 400 is selected according to the inner diameter of the tee pipe S or the bent pipe W to be welded, and the coaxial locating pin 400 is assembled at the central hole of the base 100; the three-way pipe S to be welded is sleeved on the small-diameter section of the coaxial locating pin 400, and then the first straight line section of the bent pipe W is sleeved on the small-diameter section of the coaxial locating pin 400.
As shown in fig. 2, according to one embodiment of the present application, the first positioning member 200 includes: a base 201 connected to the base 100 by bolts; an adjusting link 202 provided on the base 201 for adaptively adjusting a bending angle to support the elbow W.
According to one embodiment of the present application, the first positioning member 200 further comprises: and the limiting seat 203 is arranged above the adjusting connecting rod 202 and is used for being embedded into the second straight line section of the bent pipe W.
According to one embodiment of the present application, the adjustment link 202 includes a primary link and a secondary link connected with a dowel pin, the primary link being connected to the base 201 by the dowel pin, the secondary link being connected to the limit seat 203 by the dowel pin.
According to one embodiment of the present application, the limiting seat 203 includes a limiting block 204 that can be replaced according to the diameter of the elbow W, and the inner side of the limiting block 204 is configured to adapt to the shape of the elbow W.
Specifically, the first positioning component 200 can be fixed on the base 100 through the base 201, and the second straight line section of the bent pipe W is wrapped and fixed by the limiting seat 203 through adjusting the adjusting connecting rod 202 to adapt to the second straight line section of different bent pipes W, so that positioning and supporting of the bent pipe W are completed. Wherein, adjusting link 202 includes one-level connecting rod and second grade connecting rod, and the free adjustment between one-level connecting rod and the second grade connecting rod can be realized through locating pin interconnect to adapt to the return bend W of different tubular. The bent pipe W with different diameters can be adapted by replacing the limiting block 204 on the inner side of the limiting seat 203.
In a specific operation, selecting a corresponding limiting block 204 according to the diameter of the bent pipe W, placing the limiting block 204 into a limiting seat 203, and locking the limiting block 204 by two bolts; the angles of the adjusting connecting rod 202 and the limiting seat 203 are adjusted, so that the second straight line section of the bent pipe W is clamped into the limiting block 204.
As shown in fig. 2, according to one embodiment of the present application, the second positioning member 300 further includes: the angular support 301, the angular support 301 is L-shaped and divided into a first side and a second side, the first side is rotatably connected to the lower part of the base 100 through an angular nut 303; the angular positioning pin 302 penetrates a third pipe provided on the second side surface for limiting the three-way pipe S.
According to one embodiment of the present application, the base 100 is circumferentially marked with graduations, and the angular support 301 is turned onto the corresponding graduations according to the angle of the tee S and the elbow W.
According to one embodiment of the present application, the first side is provided with a stepped shape and the angular support 301 is provided on the lower stepped surface.
According to one embodiment of the present application, the second positioning member 300 further comprises an angular nut 303, the angular nut 303 being arranged on the stepped surface above the first side surface for locking the angular support 301.
In a specific operation, the second positioning component 300 is rotatably connected below the base 100 with scales through the angular support 301, the angular support 301 is rotated to the corresponding scales of the base 100, the angular support 301 is locked by the angular nut 303, and the angular positioning pin 302 is inserted into the third pipeline of the tee pipe S for angular positioning. And then, carrying out tack welding on the three-way pipe S and the bent pipe W in a clamping state of the pipe positioning welding device, wherein the angular relation between the three-way pipe S and the bent pipe W is already determined, and the three-way pipe S and the bent pipe W can be detached from the pipe positioning welding device so as to carry out complete welding between the subsequent three-way pipe S and the bent pipe W.
The catheter positioning welding device is suitable for manual positioning welding of butt welding seams and splicing welding seams of the bent pipe W and the three-way pipe S, and can adapt to catheters with different assembly angles through the rotation angle to the support 301. Further, the base 100 with graduations in the present application may be a mechanical dial or a digital dial.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (10)

1. A catheter positioning welding device, comprising:
the base is disc-shaped and used for placing a three-way pipe to be welded and an elbow pipe, a first pipeline of the three-way pipe is limited on the base, and the elbow pipe is connected to the upper part of a second pipeline of the three-way pipe;
a first positioning member disposed above the base for adaptively supporting the elbow;
the second positioning component is arranged below the base and used for rotating relative to the base so as to set the angles of the three-way pipe and the bent pipe.
2. The catheter positioning welding device of claim 1, further comprising:
and the coaxial locating pin is arranged at the center of the base and used for locating the first pipeline, the second pipeline and a part of the bent pipe of the three-way pipe.
3. The catheter positioning and welding device of claim 1, wherein the first positioning member comprises:
a base connected to the base by a bolt;
and the adjusting connecting rod is arranged on the base and used for adaptively adjusting the bending angle to support the bent pipe.
4. The catheter positioning and welding device of claim 3, wherein the first positioning member further comprises:
the limiting seat is arranged above the adjusting connecting rod and used for being embedded into the second straight line section of the bent pipe.
5. The catheter lock welding set of claim 4, wherein the adjustment link comprises a primary link and a secondary link connected with a dowel, the primary link being connected to the base by the dowel, the secondary link being connected to the stop block by the dowel.
6. The catheter positioning and welding device according to claim 4, wherein the limit seat comprises a limit block which can be replaced according to the diameter of the bent pipe, and the inner side of the limit block is arranged to adapt to the shape of the bent pipe.
7. The catheter positioning and welding device of claim 1, wherein the second positioning member further comprises:
the angular support is L-shaped and is divided into a first side surface and a second side surface, and the first side surface is rotatably connected to the lower part of the base through an angular nut;
the angular positioning pin penetrates through the third pipeline which is arranged on the second side face and used for limiting the three-way pipe.
8. The catheter lock welding set of claim 7 wherein said base is marked with graduations in a circumferential direction, said angular support being rotated to corresponding graduations according to the angle of said tee and said elbow.
9. The catheter lock welding set of claim 7 wherein said first side is configured in a stepped configuration and said angular support is configured on a stepped surface below.
10. The catheter lock welding set of claim 9, wherein the second positioning member further comprises an angular nut disposed on the stepped surface above the first side surface for locking the angular support.
CN202320005119.2U 2023-01-03 2023-01-03 Catheter positioning welding device Active CN219151995U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320005119.2U CN219151995U (en) 2023-01-03 2023-01-03 Catheter positioning welding device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320005119.2U CN219151995U (en) 2023-01-03 2023-01-03 Catheter positioning welding device

Publications (1)

Publication Number Publication Date
CN219151995U true CN219151995U (en) 2023-06-09

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ID=86642222

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320005119.2U Active CN219151995U (en) 2023-01-03 2023-01-03 Catheter positioning welding device

Country Status (1)

Country Link
CN (1) CN219151995U (en)

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