CN219526829U - Butt joint device - Google Patents
Butt joint device Download PDFInfo
- Publication number
- CN219526829U CN219526829U CN202321278033.3U CN202321278033U CN219526829U CN 219526829 U CN219526829 U CN 219526829U CN 202321278033 U CN202321278033 U CN 202321278033U CN 219526829 U CN219526829 U CN 219526829U
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- stainless steel
- fixing sleeve
- steel fixing
- sleeve
- bolt fastening
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Abstract
The utility model relates to a butt joint device which solves the technical problems that in the existing pipe fitting electroplating process, a large number of anodes are needed for matching all pipes with different specifications, and the cost is high. The utility model is widely used in electroplating technology for pipes.
Description
Technical Field
The utility model relates to the technical field of pipe fitting electroplating, in particular to a butt joint device.
Background
In the electroplating technical field, aiming at the electroplating process of a pipe fitting, the pipe fitting is supported on an electroplating bath, the pipe fitting is connected with the negative electrode of a direct current power supply through an electric wire, the pipe fitting is used as a cathode, and an anode rod is placed in a central through hole of the pipe fitting. In the electroplating process, the plating solution in the electroplating tank flows through the pipe fitting, and finally a plating layer is formed on the surface of the pipe fitting.
In the electroplating production process, the types of pipe specifications needing to be electroplated are very many, each pipe needs to be matched with an anode with a corresponding length due to the specificity of pipe electroplating, the anode which is commonly used at present is an iridium tantalum rare earth coating anode, and the anode is relatively expensive, so that a very large number of anodes are needed if all the pipes with different specifications (comprising different inner diameters and different lengths) are matched, and the cost is very high.
Disclosure of Invention
The utility model provides a butt joint device for reducing production cost, which aims to solve the technical problems that in the existing pipe fitting electroplating process, a large number of anodes are required for matching all pipes with different specifications, and the cost is high.
The utility model provides a butt joint device which comprises a first stainless steel fixing sleeve, a first rubber ring, a first compression pad, a nylon compression sleeve, a second stainless steel fixing sleeve, a second rubber ring, a second compression pad, a first bolt, a second bolt, two first bolt fastening clamping blocks and two second bolt fastening clamping blocks, wherein the first stainless steel fixing sleeve is fixedly connected with the first compression pad;
the two ends of the nylon compression sleeve are respectively provided with a first external thread and a second external thread;
the front part of the first stainless steel fixing sleeve is provided with an internal thread, the rear part of the first stainless steel fixing sleeve is provided with an open slot along the length direction, and the inner diameter of the front part of the first stainless steel fixing sleeve is larger than that of the rear part;
the inner thread at the front part of the first stainless steel fixing sleeve is connected with the first outer thread of the nylon pressing sleeve;
the first rubber ring and the first compression pad are positioned in the front part of the first stainless steel fixing sleeve, and the first compression pad is close to the left end face of the nylon compression sleeve;
the first bolt fastening clamp block is provided with a connecting hole; the two first bolt fastening clamping blocks are welded on the first stainless steel fixing sleeve, are arranged side by side along the radial direction of the first stainless steel fixing sleeve, and are positioned on two sides of the open slot; the first bolts penetrate through the connecting holes of the two first bolt fastening clamping blocks;
the front part of the second stainless steel fixing sleeve is provided with an internal thread, the rear part of the second stainless steel fixing sleeve is provided with an open slot along the length direction, and the inner diameter of the front part of the second stainless steel fixing sleeve is larger than that of the rear part;
the internal thread at the front part of the second stainless steel fixing sleeve is connected with the second external thread of the nylon pressing sleeve;
the second rubber ring and the second compression pad are positioned in the front part of the second stainless steel fixing sleeve, and the second compression pad is close to the right end face of the nylon compression sleeve;
the second bolt fastening clamp block is provided with a connecting hole; the two second bolt fastening clamping blocks are welded on the second stainless steel fixing sleeve, are arranged side by side along the radial direction of the second stainless steel fixing sleeve, and are positioned on two sides of an open slot at the rear part of the second stainless steel fixing sleeve; the second bolts pass through the connecting holes of the two second bolt fastening clamp blocks.
Preferably, the width of the open slot in the first stainless steel fixing sleeve is 4mm, and the width of the open slot in the second stainless steel fixing sleeve is 4mm.
The utility model has the beneficial effects that the pipe fittings with different lengths are butted together, so that the pipe fittings with different lengths are connected into a whole to adapt to an anode rod with a certain length, namely, one anode rod can be suitable for a plurality of pipe fittings with different lengths, and the use quantity of the anode rods is reduced. The utility model can not only reduce the number and specification of the matched anodes, but also reduce the operation of adjusting the distance between the liquid inlet end and the liquid outlet end according to the length of the workpiece in production.
The utility model can also simultaneously produce a plurality of pipe fittings, and has higher efficiency compared with the mode of producing one pipe fitting at a time in the prior art.
Drawings
FIG. 1 is a schematic view of a butt joint device for connecting two pipes together;
FIG. 2 is an enlarged view of a portion of the structure shown in FIG. 1;
FIG. 3 is a schematic view of the construction of a nylon compression sleeve;
FIG. 4 is a left side view of the nylon compression sleeve;
FIG. 5 is a cross-sectional view of the first stainless steel retaining sleeve;
FIG. 6 is a left side view of the first stainless steel retaining sleeve of FIG. 5;
FIG. 7 is a top view of the structure shown in FIG. 5;
FIG. 8 is a left side view of the structure shown in FIG. 7;
FIG. 9 is a cross-sectional view of a first compression pad;
FIG. 10 is a left side view of the first compression pad;
FIG. 11 is a cross-sectional view of a first bolt-tightening clamp block;
FIG. 12 is a left side view of the first bolt-up clamp block;
fig. 13 is a schematic view of a structure in which two first bolt-tightening clamp blocks are welded to a first stainless steel fixing sleeve.
The symbols in the drawings illustrate:
1. the device comprises a first electroplating bath, a second electroplating bath, an anode rod, a first pipe fitting, a second pipe fitting, a first stainless steel fixing sleeve, an internal thread, and an open groove, wherein the first electroplating bath, the second electroplating bath, the anode rod, the first pipe fitting, the second pipe fitting, the first stainless steel fixing sleeve, the internal thread and the open groove are respectively arranged in the first electroplating bath, the second electroplating bath, the anode rod, the first pipe fitting, the second pipe fitting, the first stainless steel fixing sleeve, the internal thread and the open groove; 7. the first rubber ring, the first compression pad, the first bolt fastening clamp block, the connecting hole, the nylon compression sleeve, the first external thread, the second external thread and the second external thread are respectively arranged on the first rubber ring, the first compression pad, the first bolt fastening clamp block, the connecting hole, the nylon compression sleeve and the nylon compression sleeve; 11. the second stainless steel fixing sleeve, 12, a second rubber ring, 13, a second compression pad and 14, a second bolt fastening clamp block.
Detailed Description
As shown in fig. 1 and 2, the docking device comprises a first stainless steel fixing sleeve 6, a first rubber ring 7, a first compression pad 8, two first bolt fastening clamping blocks 9, a nylon compression sleeve 10, a second stainless steel fixing sleeve 11, a second rubber ring 12, a second compression pad 13 and two second bolt fastening clamping blocks 14.
As shown in fig. 3 and 4, both ends of the nylon compression sleeve 10 are provided with a first external thread 10-1 and a second external thread 10-2, respectively. The nylon compression sleeve 10 is made of nylon.
As shown in fig. 5 to 8, the front portion of the first stainless steel fixing sleeve 6 is provided with an internal thread 6-1, and the rear portion of the first stainless steel fixing sleeve 6 is provided with an open groove 6-2 in the length direction. The inner diameter B of the front part of the first stainless steel fixing sleeve 6 is larger than the inner diameter a of the rear part.
As shown in fig. 11 and 12, the first bolt-tightening clamp 9 is provided with a connecting hole 9-1.
As shown in fig. 13, two first bolt-tightening clamp blocks 9 are welded to the first stainless steel fixing sleeve 6, the two first bolt-tightening clamp blocks 9 are arranged side by side in the radial direction of the first stainless steel fixing sleeve 6, and the two first bolt-tightening clamp blocks 9 are located on both sides of the open groove 6-2. When one bolt passes through the connecting holes 9-1 of the two first bolt tightening clamp blocks 9 and is tightened by nuts, so that the two first bolt tightening clamp blocks 9 are mutually close, the two first bolt tightening clamp blocks 9 pull the two parts at the rear part of the first stainless steel fixing sleeve 6, the width of the open slot 6-2 is reduced, and the inner diameter at the rear part of the first stainless steel fixing sleeve 6 is reduced.
The internal thread 6-1 at the front part of the first stainless steel fixing sleeve 6 is connected with the first external thread 10-1 of the nylon compression sleeve 10; the first rubber ring 7 and the first compression pad 8 are placed in a space in front of the first stainless steel fixing sleeve 6, and the first compression pad 8 is close to the left end face of the nylon compression sleeve 10.
The structure of the second stainless steel fixing sleeve 11 is the same as that of the first stainless steel fixing sleeve 6.
The second rubber ring 12 has the same structure as the first rubber ring 7.
The second compression pad 13 is identical in structure to the first compression pad 8.
The structure of the second bolt-tightening clamp block 14 is the same as that of the first bolt-tightening clamp block 9.
Two second bolt-tightening clamp blocks 14 are welded on the second stainless steel fixing sleeve 11, the two second bolt-tightening clamp blocks 14 are arranged side by side along the radial direction of the second stainless steel fixing sleeve 11, and the two second bolt-tightening clamp blocks 14 are located on two sides of the open slot of the second stainless steel fixing sleeve 11.
The internal thread at the front part of the second stainless steel fixing sleeve 11 is connected with the second external thread 10-2 of the nylon compression sleeve 10; a second rubber ring 12 and a second compression pad 13 are placed in a space in front of the second stainless steel fixing sleeve 11, the second compression pad 13 being close to the right end face of the nylon compression sleeve 10.
Referring to fig. 1 and 2, when the butt joint device of the present utility model is used, the first pipe fitting 4 is inserted into the first stainless steel fixing sleeve 6, so that the front end surface of the first pipe fitting 4 abuts against the left end surface of the nylon pressing sleeve 10; screwing the first stainless steel fixing sleeve 6, and extruding the first rubber ring 7 and the first compression pad 8 at the corners of the front part and the rear part of the first stainless steel fixing sleeve 6 so as to realize sealing; then, a bolt passes through the connecting holes 9-1 of the two first bolt fastening clamping blocks 9, and is tightened by nuts, the two first bolt fastening clamping blocks 9 drive two parts at the rear part of the first stainless steel fixing sleeve 6 to be close, the two parts at the rear part of the first stainless steel fixing sleeve 6 clamp the pipe fitting I4, and the pipe fitting I4 is fixed;
next, fixing the second pipe fitting 5, firstly inserting the second pipe fitting 5 into the second stainless steel fixing sleeve 11, and enabling the front end face of the second pipe fitting 5 to abut against the right end face of the nylon compression sleeve 10; screwing the second stainless steel fixing sleeve 11, and extruding the second rubber ring 12 and the second pressing pad 13 at the corners of the front part and the rear part of the second stainless steel fixing sleeve 11 so as to realize sealing; then, a bolt passes through the connecting holes of the two second bolt fastening clamping blocks 14, the two second bolt fastening clamping blocks 14 are tightened by nuts, the two second bolt fastening clamping blocks 14 drive the two parts at the rear part of the second stainless steel fixing sleeve 11 to be close, the two parts at the rear part of the second stainless steel fixing sleeve 11 clamp the pipe fitting II 5, and the pipe fitting II 5 is fixed.
Then electroplating operation is carried out, the rear end of the first pipe fitting 4 is supported on the first electroplating bath 1, the rear end of the second pipe fitting 5 is supported on the second electroplating bath 2, the anode rod 3 penetrates through the first pipe fitting 4, the nylon pressing sleeve 10 and the second pipe fitting 5, and the plating solution flows into the first electroplating bath 1 and then flows through the first pipe fitting 4, the nylon pressing sleeve 10 and the second pipe fitting 5 to enter the second electroplating bath 2.
Referring to fig. 1 and 2, another method of using the docking device of the present utility model is: sleeving a first stainless steel fixing sleeve 6 on a first pipe fitting 4; then sequentially placing the first rubber ring 7 and the first compression pad 8 in the front part of the first stainless steel fixing sleeve 6, and sleeving the first rubber ring 7 and the first compression pad 8 on the outer surface of the front end of the first pipe fitting 4; then the internal thread 6-1 at the front part of the first stainless steel fixing sleeve 6 is connected with the first external thread 10-1 of the nylon compression sleeve 10, the first stainless steel fixing sleeve 6 is screwed, the turning parts at the front part and the rear part of the first stainless steel fixing sleeve 6 can extrude the first rubber ring 7 and the first compression pad 8 so as to realize sealing, and the front end of the first pipe fitting 4 is abutted against the left end face of the nylon compression sleeve 10; then, a bolt passes through the connecting holes 9-1 of the two first bolt fastening clamping blocks 9, the two first bolt fastening clamping blocks 9 are tightened by nuts, the two first bolt fastening clamping blocks 9 drive the two parts at the rear part of the first stainless steel fixing sleeve 6 to be close, the two parts at the rear part of the first stainless steel fixing sleeve 6 clamp the pipe fitting I4, and the pipe fitting I4 is fixed.
Similarly, the process of fixing the second pipe fitting 5 is as follows: firstly, sleeving a second stainless steel fixing sleeve 11 on a second pipe fitting 5; sequentially placing a second rubber ring 12 and a second compression pad 13 in the front part of the second stainless steel fixing sleeve 11, and sleeving the second rubber ring 12 and the second compression pad 13 on the outer surface of the front end of the second stainless steel fixing sleeve 11; then the internal thread at the front part of the second stainless steel fixing sleeve 11 is connected with the second external thread 10-2 of the nylon compression sleeve 10, the second stainless steel fixing sleeve 11 is screwed, the turning parts at the front part and the rear part of the second stainless steel fixing sleeve 11 can press the second rubber ring 12 and the second compression pad 13 so as to realize sealing, and the front end of the pipe fitting II 5 is abutted against the right end surface of the nylon compression sleeve 10; then, a bolt passes through the connecting holes of the two second bolt fastening clamping blocks 14, the two second bolt fastening clamping blocks 14 are screwed by corresponding nuts, the two second bolt fastening clamping blocks 14 drive two parts at the rear part of the second stainless steel fixing sleeve 11 to be close, the two parts at the rear part of the second stainless steel fixing sleeve 11 clamp the pipe fitting II 5, and the pipe fitting II 5 is fixed.
So far, the first pipe fitting 4 and the second pipe fitting 5 are connected into a whole by the butt joint device.
The width of the open groove 6-2 is preferably set to 4mm.
The above description is only for the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art.
Claims (2)
1. The butt joint device is characterized by comprising a first stainless steel fixing sleeve, a first rubber ring, a first compression pad, a nylon compression sleeve, a second stainless steel fixing sleeve, a second rubber ring, a second compression pad, a first bolt, a second bolt, two first bolt fastening clamping blocks and two second bolt fastening clamping blocks;
the two ends of the nylon compression sleeve are respectively provided with a first external thread and a second external thread;
the front part of the first stainless steel fixing sleeve is provided with an internal thread, the rear part of the first stainless steel fixing sleeve is provided with an open slot along the length direction, and the inner diameter of the front part of the first stainless steel fixing sleeve is larger than that of the rear part of the first stainless steel fixing sleeve;
the inner thread at the front part of the first stainless steel fixing sleeve is connected with the first outer thread of the nylon pressing sleeve;
the first rubber ring and the first compression pad are positioned in the front part of the first stainless steel fixing sleeve, and the first compression pad is close to the left end face of the nylon compression sleeve;
the first bolt fastening clamp block is provided with a connecting hole; the two first bolt fastening clamping blocks are welded on the first stainless steel fixing sleeve, are arranged side by side along the radial direction of the first stainless steel fixing sleeve, and are positioned on two sides of the open slot; the first bolts penetrate through the connecting holes of the two first bolt fastening clamping blocks;
the front part of the second stainless steel fixing sleeve is provided with an internal thread, the rear part of the second stainless steel fixing sleeve is provided with an open slot along the length direction, and the inner diameter of the front part of the second stainless steel fixing sleeve is larger than that of the rear part;
the internal thread at the front part of the second stainless steel fixing sleeve is connected with the second external thread of the nylon pressing sleeve;
the second rubber ring and the second compression pad are positioned in the front part of the second stainless steel fixing sleeve, and the second compression pad is close to the right end face of the nylon compression sleeve;
the second bolt fastening clamp block is provided with a connecting hole; the two second bolt fastening clamping blocks are welded on the second stainless steel fixing sleeve, are arranged side by side along the radial direction of the second stainless steel fixing sleeve, and are positioned on two sides of an open slot at the rear part of the second stainless steel fixing sleeve; the second bolts pass through the connecting holes of the two second bolt fastening clamp blocks.
2. A docking apparatus according to claim 1 wherein the width of the open slot in the first stainless steel retaining sleeve is 4mm and the width of the open slot in the second stainless steel retaining sleeve is 4mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321278033.3U CN219526829U (en) | 2023-05-23 | 2023-05-23 | Butt joint device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321278033.3U CN219526829U (en) | 2023-05-23 | 2023-05-23 | Butt joint device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219526829U true CN219526829U (en) | 2023-08-15 |
Family
ID=87650913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321278033.3U Active CN219526829U (en) | 2023-05-23 | 2023-05-23 | Butt joint device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219526829U (en) |
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2023
- 2023-05-23 CN CN202321278033.3U patent/CN219526829U/en active Active
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