CN218914118U - Internal thread pipe with stable connection - Google Patents
Internal thread pipe with stable connection Download PDFInfo
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- CN218914118U CN218914118U CN202223422845.9U CN202223422845U CN218914118U CN 218914118 U CN218914118 U CN 218914118U CN 202223422845 U CN202223422845 U CN 202223422845U CN 218914118 U CN218914118 U CN 218914118U
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- thread pipe
- internal thread
- pipe
- inner cavity
- threaded pipe
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- 230000001681 protective effect Effects 0.000 claims abstract description 12
- 238000001035 drying Methods 0.000 claims description 21
- 238000005260 corrosion Methods 0.000 claims description 11
- 238000000576 coating method Methods 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000005728 strengthening Methods 0.000 claims 1
- 230000003014 reinforcing effect Effects 0.000 abstract description 4
- 230000007797 corrosion Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of moisture transportation and discloses a stable-connection internal thread pipe, which comprises an internal thread pipe, wherein a detachable external thread pipe is arranged on the internal thread pipe, the internal thread pipe and the external thread pipe are mutually connected through threads, connection components for reinforcing the connection of the internal thread pipe and the external thread pipe are symmetrically arranged on the outer side wall of the internal thread pipe, the connection components comprise a protective shell symmetrically arranged on the internal thread pipe, a telescopic rod is fixed in an inner cavity of the protective shell, a spring is sleeved on the outer side wall of the telescopic rod, a drawing frame is fixed on the telescopic rod, the stable-connection internal thread pipe is connected, when the external thread pipe is required to be detached and replaced, then the external thread pipe is rotated for detachment and replacement, the condition that the external thread pipe is rotationally separated due to external factors is reduced, the connection relation between the internal thread pipe and the external thread pipe is reinforced, and the firmness of the external thread pipe is improved.
Description
Technical Field
The utility model relates to the technical field of moisture transportation, in particular to an internal thread pipe with stable connection.
Background
Internally threaded tubes are known in which one or more helically raised rifling grooves are machined into the inner wall of the tube, which grooves are rectangular in cross-section. The internal thread tube is also called a dry steaming tube, an internal ribbed tube or an internal finned tube. It is mainly used in dry evaporator or high-pressure boiler.
However, when the female pipe is connected to other pipes, if the connection is made only by the inner threads of the female pipe, both are likely to be separated when the pipe is used for a long period of time, and maintenance is required, which affects the use effect, and therefore, it is necessary to solve the technical problem.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides an internally threaded pipe with stable connection, and solves the problems in the background art.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the internal thread pipe with stable connection comprises an internal thread pipe, wherein a detachable external thread pipe is arranged on the internal thread pipe, the internal thread pipe and the external thread pipe are connected together through threads, and connecting components for reinforcing the connection of the internal thread pipe and the external thread pipe are symmetrically arranged on the outer side wall of the internal thread pipe;
the connecting assembly comprises a protecting shell which is symmetrical on the inner threaded pipe, a telescopic rod is fixed in the inner cavity of the protecting shell, a spring is sleeved on the outer side wall of the telescopic rod, a drawing frame is fixed on the telescopic rod, the section of the drawing frame is in a shape like a Chinese character 'hui', the drawing frame penetrates through the side wall of the protecting shell, two ends of the spring respectively support against the inner cavity of the protecting shell and the inner side wall of the drawing frame, a handle is fixed on the drawing frame, the handle is exposed outside, an embedding plate is fixed on the end of the telescopic rod, an embedding groove matched with the embedding plate is symmetrical on the outer side wall of the outer threaded pipe, and the embedding groove is mutually matched with the embedding plate.
In order to effectively reduce the deviation of the drawing frame during lifting, the stability of the drawing frame is improved, preferably, the inner cavity of the protecting shell is symmetrically provided with a guide frame, the guide frame is provided with a slidable guide block, and a plurality of guide blocks are respectively connected with the left end and the right end of the two drawing frames.
In order to reduce the circumstances that the spare part of protecting crust inner chamber appears damaging because of the humidity, it is preferred to promote the practicality of protecting crust, protecting crust inner chamber is fixed with dry box, just dry box inner chamber is filled with dry granule, dry box inner chamber with protecting crust inner chamber intercommunication.
In order to effectively reduce the falling-off condition of the drying box caused by shaking, the firmness of the drying box is improved, and preferably, the inner cavity of the protective shell is symmetrically provided with a baffle plate which abuts against the drying box.
In order to effectively reduce corrosion damage of external corrosion substances to the internal thread pipe and the external thread pipe and improve practicability of the internal thread pipe and the external thread pipe, preferably, the external side walls of the internal thread pipe and the external thread pipe are both sprayed with anti-corrosion coatings.
In order to effectively increase the matching effect between the embedded plate and the external threaded pipe and improve the practicability of the embedded plate, preferably, the section of the embedded plate is in an arc shape attached to the outer side wall of the external threaded pipe.
(III) beneficial effects
Compared with the prior art, the utility model provides the internal thread pipe with stable connection, which has the following beneficial effects:
this connect stable internal thread pipe, when need dismantle the change to external thread pipe, earlier through two handles, the outside pull of inwards threaded pipe with the pull frame, at the in-process of pull, when the pull frame is to the outside pull, the telescopic link shrink, the pull frame extrudees the spring, the embedded plate breaks away from the gomphosis groove, then rotatory external thread pipe dismantle change can, after dismantling the change and accomplish, loosen the pull to the pull frame, the extrusion that the spring received is released, the spring promotes the pull frame through self elasticity and removes, the pull frame that removes is carried the telescopic link with the embedded plate in the gomphosis groove, realize the block restriction, thereby reduce the external thread pipe and appear rotatory circumstances that breaks away from because of external factors, consolidate the relation of connection between internal thread pipe and the external thread pipe, promote the fastness of external thread pipe.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the internal structure of the present utility model;
fig. 3 is an enlarged schematic view of the structure of fig. 2A according to the present utility model.
In the figure: 1. an internally threaded tube; 2. an external threaded tube; 3. a protective shell; 4. a telescopic rod; 5. a spring; 6. a drawing frame; 7. a handle; 8. an embedded plate; 9. a guide frame; 10. a guide block; 11. a drying box; 12. and a baffle.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present utility model provides the following technical solutions: the internally threaded pipe with stable connection comprises an internally threaded pipe 1, wherein a detachable externally threaded pipe 2 is arranged on the internally threaded pipe 1, the internally threaded pipe 1 and the externally threaded pipe 2 are mutually connected through threads, and connecting components for reinforcing the connection of the internally threaded pipe 1 and the externally threaded pipe 2 are symmetrically arranged on the outer side wall of the internally threaded pipe 1;
the connecting component comprises a protecting shell 3 which is symmetrical on the internal thread pipe 1, a telescopic rod 4 is fixed in the inner cavity of the protecting shell 3, a spring 5 is sleeved on the outer side wall of the telescopic rod 4, a pull frame 6 is fixed on the telescopic rod 4, the section of the pull frame 6 is in a shape of a Chinese character 'hui', the pull frame 6 penetrates through the side wall of the protecting shell 3, two ends of the spring 5 respectively prop against the inner cavity of the protecting shell 3 and the inner side wall of the pull frame 6, a handle 7 is fixed on the pull frame 6, the handle 7 is exposed outside, an embedding plate 8 is fixed on the end of the telescopic rod 4, an embedding groove matched with the embedding plate 8 is symmetrically arranged on the outer side wall of the external thread pipe 2, the embedding groove is mutually matched with the embedding plate 8, when the external thread pipe 2 needs to be disassembled and replaced, the pulling frame 6 is pulled towards the outer side of the internal thread pipe 1 through the two handles 7, in the pulling process, when the pulling frame 6 is pulled towards the outer side, the telescopic rod 4 is contracted, the pulling frame 6 extrudes the spring 5, the embedded plate 8 is separated from the embedded groove, then the external thread pipe 2 is rotated to be disassembled and replaced, after the disassembly and replacement are completed, the pulling of the pulling frame 6 is loosened, the extrusion to which the spring 5 is subjected is released, the pulling frame 6 is pushed by the spring 5 to move through the elasticity of the spring 5, the moving pulling frame 6 is used for embedding the embedded plate 8 into the embedded groove, the clamping restriction is realized, the situation that the external thread pipe 2 is separated from the outer side due to rotation is reduced, the connection relation between the internal thread pipe 1 and the external thread pipe 2 is reinforced, and the firmness of the external thread pipe 2 is improved.
In the utility model, guide frames 9 are symmetrically arranged in the inner cavity of the protective shell 3, a plurality of guide blocks 10 are arranged on the guide frames 9, the guide blocks 10 are respectively connected with the left end and the right end of the two drawing frames 6, and the guide frames 9 and the guide blocks 10 can effectively reduce the deviation of the drawing frames 6 during lifting and lowering, so that the stability of the drawing frames 6 is improved.
In the utility model, the inner cavity of the protecting shell 3 is fixedly provided with a drying box 11, the inner cavity of the drying box 11 is filled with drying particles, the inner cavity of the drying box 11 is communicated with the inner cavity of the protecting shell 3, and the drying box 11 can reduce the damage of parts in the inner cavity of the protecting shell 3 due to the moisture through the drying box 11, thereby improving the practicability of the protecting shell 3.
In the utility model, the baffle plates 12 are symmetrically arranged in the inner cavity of the protective shell 3, and the baffle plates 12 are propped against the drying box 11, so that the baffle plates 12 can effectively reduce the falling-off condition of the drying box 11 caused by shaking, and the firmness of the drying box 11 is improved.
According to the utility model, the external corrosion substances are easy to cause corrosion damage to the internal thread pipe 1 and the external thread pipe 2, and the external side walls of the internal thread pipe 1 and the external thread pipe 2 are both sprayed with the anti-corrosion coating, so that the corrosion damage to the internal thread pipe 1 and the external thread pipe 2 caused by the external corrosion substances can be effectively reduced, and the practicability of the internal thread pipe 1 and the external thread pipe 2 is improved.
If the embedded plate 8 is in a regular rectangular shape, the fit failure is easy to occur, in the utility model, the section of the embedded plate 8 is in a circular arc shape attached to the outer side wall of the external thread pipe 2, and by the circular arc shape attached to the outer side wall of the external thread pipe 2, the fit effect between the embedded plate 8 and the external thread pipe 2 can be effectively increased, and the practicability of the embedded plate 8 is improved.
In summary, when the external threaded pipe 2 needs to be disassembled and replaced, the pull frame 6 is pulled towards the outer side of the internal threaded pipe 1 through the two handles 7, the telescopic rod 4 is contracted when the pull frame 6 is pulled towards the outer side in the pulling process, the pull frame 6 extrudes the spring 5, the embedded plate 8 is separated from the embedded groove, then the external threaded pipe 2 is rotated to be disassembled and replaced, after the disassembly and replacement are completed, the pull of the pull frame 6 is released, the extrusion received by the spring 5 is released, the spring 5 pushes the pull frame 6 to move through the self elasticity, the moving pull frame 6 embeds the embedded plate 8 into the embedded groove with the telescopic rod 4 to realize the clamping restriction, thereby reducing the condition that the external threaded pipe 2 is rotationally separated due to external factors, reinforcing the connection relationship between the internal threaded pipe 1 and the external threaded pipe 2, the firmness of the external thread pipe 2 is improved, the conditions of deviation of the drawing frame 6 during lifting can be effectively reduced through the guide frame 9 and the guide block 10, the stability of the drawing frame 6 is improved, the conditions of damage of parts in the inner cavity of the protective shell 3 due to moisture can be reduced through the drying box 11, the practicability of the protective shell 3 is improved, the conditions of falling-off of the drying box 11 due to shaking can be effectively reduced through the baffle 12, the firmness of the drying box 11 is improved, due to the fact that the corrosion damage caused by external corrosion substances to the internal thread pipe 1 and the external thread pipe 2 can be effectively reduced, the practicability of the internal thread pipe 1 and the external thread pipe 2 is improved, because the cross section of the embedded plate 8 presents the circular arc shape attached to the outer side wall of the external thread pipe 2, the matching effect between the embedded plate 8 and the external thread pipe 2 can be effectively increased, and the practicability of the embedded plate 8 is improved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a connect stable internal thread pipe, includes internal thread pipe (1), be equipped with detachable external thread pipe (2) on internal thread pipe (1), just internal thread pipe (1) with external thread pipe (2) are in the same place through screw thread interconnect, just symmetry has the coupling assembling that is used for strengthening internal thread pipe (1) and external thread pipe (2) to connect on the lateral wall of internal thread pipe (1), its characterized in that: the connecting assembly comprises a protecting shell (3) which is symmetrical to the inner threaded pipe (1), a telescopic rod (4) is fixed in an inner cavity of the protecting shell (3), a spring (5) is sleeved on the outer side wall of the telescopic rod (4), a drawing frame (6) is fixed on the telescopic rod (4), the section of the drawing frame (6) is in a shape like a Chinese character 'hui', the drawing frame (6) penetrates through the side wall of the protecting shell (3), two ends of the spring (5) respectively prop against the inner cavity of the protecting shell (3) and the inner side wall of the drawing frame (6), a handle (7) is fixed on the drawing frame (6), the handle (7) is exposed outside, a jogging plate (8) is fixed on the end head of the telescopic rod (4), and jogging grooves matched with the jogging plate (8) are symmetrical to the outer side wall of the outer threaded pipe (2).
2. A connection-stable internally threaded pipe according to claim 1, characterized in that: the inner cavity of the protective shell (3) is symmetrically provided with guide frames (9), the guide frames (9) are provided with slidable guide blocks (10), and a plurality of the guide blocks (10) are respectively connected with the left end and the right end of the two drawing frames (6).
3. A connection-stable internally threaded pipe according to claim 2, characterized in that: the inner cavity of the protective shell (3) is fixedly provided with a drying box (11), and the inner cavity of the drying box (11) is filled with drying particles, and the inner cavity of the drying box (11) is communicated with the inner cavity of the protective shell (3).
4. A connection-stable internally threaded pipe according to claim 3, characterized in that: baffle plates (12) are symmetrically arranged in the inner cavity of the protective shell (3), and the baffle plates (12) prop against the drying box (11).
5. A connection-stable internally threaded pipe according to claim 4, characterized in that: the outer side walls of the inner threaded pipe (1) and the outer threaded pipe (2) are both sprayed with anti-corrosion coatings.
6. A connection-stable internally threaded pipe according to claim 5, characterized in that: the section of the embedded plate (8) is in a circular arc shape attached to the outer side wall of the external threaded pipe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223422845.9U CN218914118U (en) | 2022-12-16 | 2022-12-16 | Internal thread pipe with stable connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223422845.9U CN218914118U (en) | 2022-12-16 | 2022-12-16 | Internal thread pipe with stable connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218914118U true CN218914118U (en) | 2023-04-25 |
Family
ID=86045674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223422845.9U Active CN218914118U (en) | 2022-12-16 | 2022-12-16 | Internal thread pipe with stable connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218914118U (en) |
-
2022
- 2022-12-16 CN CN202223422845.9U patent/CN218914118U/en active Active
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| GR01 | Patent grant |