CN211117036U - Adjustable screw sleeve - Google Patents
Adjustable screw sleeve Download PDFInfo
- Publication number
- CN211117036U CN211117036U CN201922364378.0U CN201922364378U CN211117036U CN 211117036 U CN211117036 U CN 211117036U CN 201922364378 U CN201922364378 U CN 201922364378U CN 211117036 U CN211117036 U CN 211117036U
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- sleeve body
- screw rod
- screw
- auxiliary sleeve
- cover body
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- Expired - Fee Related
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Abstract
The utility model belongs to the technical field of the screw rod cover, especially, screw rod cover with adjustable, including the main cover body, the auxiliary sleeve body, screw rod and the connection cover body, the main cover body, the auxiliary sleeve body and the connection cover body all are hollow cylinder, first screw thread has all been seted up to the inner wall of the main cover body and the auxiliary sleeve body, the surface adaptation of first screw thread and screw rod, screw rod and the main cover body and the equal threaded connection of the auxiliary sleeve body, the surface of screw rod and the inner wall sliding connection of the connection cover body, the spread groove has all been seted up to the bottom of the main cover body and the auxiliary sleeve body, the second screw thread has been seted up to the inner wall. This adjustable screw rod cover through setting up supporting auxiliary sleeve body and the combination of the cover body, utilizes connecting block and spacing groove to make the auxiliary sleeve body and the cover body in horizontal direction and vertical direction fixed connection, but can self rotation in the radial of connecting block for the auxiliary sleeve body can be aligned with the screw rod according to first screw thread of screw rod adjustment after the concatenation.
Description
Technical Field
The utility model relates to a screw rod cover technical field especially relates to a screw rod cover with adjustable.
Background
Although the screw sleeve (with the publication number of CN208634191U) disclosed on the Chinese patent website solves the technical problems that the length of the screw sleeve is longer and longer, the position of the screw thread is closer and closer to the center, the processing difficulty is high, the screw threads in deep holes and deep holes cannot be processed, a plurality of designs cannot be realized, and simultaneously, the screw sleeve is too long, the interior cannot be uniformly coated to reach the Crohn, the corrosion resistance cannot be met, and water is easy to enter the machine barrel, the following problems still exist:
1. in the using process of the screw sleeve, although the number of the sleeve bodies can be added between the first sleeve body and the second sleeve body according to actual needs, when the spliced screw sleeve needs to be disassembled, the screw sleeve cannot be easily disassembled due to tight connection of the sleeve bodies, and even the screw sleeve can be damaged, so that the purpose of recycling the intact screw sleeve cannot be achieved, and the screw sleeve which is spliced in advance is difficult to adjust if the screw sleeve is too long;
2. because the connection between each cover body of the screw rod cover is fastened, the inner wall thread regularity between the adjacent cover bodies can not be adjusted after the cover bodies are connected, and the cover bodies can only be adjusted firstly according to the thread of the screw rod and then connected one by one, so that each cover body is more complex in actual use and wastes a large amount of time.
SUMMERY OF THE UTILITY MODEL
Based on the screw thread regularity technical problem between the difficulty and the difficult adjusting sleeve body is retrieved to current screw rod cover, the utility model provides an adjustable screw rod cover.
The utility model provides a screw rod cover with adjustable, including the main cover body, the auxiliary sleeve body, screw rod and the connection cover body, the main cover body, the auxiliary sleeve body and the connection cover body all are hollow cylinder, first screw thread has all been seted up to the inner wall of the main cover body and the auxiliary sleeve body, the surface adaptation of first screw thread and screw rod, screw rod and the main cover body and the equal threaded connection of the auxiliary sleeve body, the surface of screw rod and the inner wall sliding connection of the connection cover body, the spread groove has all been seted up to the bottom of the main cover body and the auxiliary sleeve body, the second screw thread has been seted up to the inner wall of spread groove.
Preferably, the top of the auxiliary sleeve body is fixedly connected with a supporting seat, and the top of the supporting seat is fixedly connected with a connecting block.
Through the technical scheme, the connecting block is used for connecting the connecting sleeve body, so that one connecting sleeve body and one auxiliary sleeve body are combined into a structure.
Preferably, the connecting block and the supporting seat are both in a hollow cylindrical shape, the outer surfaces of the connecting block and the supporting seat are fixedly connected with a lubricating layer, and the lubricating layer is of lubricating grease.
Through above-mentioned technical scheme, utilize the lubricant film on connecting block and supporting seat surface for the auxiliary sleeve body can rotate according to the screw thread adjustment of screw rod.
Preferably, the inner wall of the connecting sleeve body is provided with a fixing groove, and the inner wall of the fixing groove is matched with the outer surface of the supporting seat and is in sliding connection with the outer surface of the supporting seat.
Through the technical scheme, the auxiliary sleeve body and the connecting sleeve body can rotate when being connected by utilizing the fixed groove and the supporting seat in sliding connection.
Preferably, the top of the fixing groove is provided with a limiting groove, and the inner wall of the limiting groove is matched with and slidably connected with the outer surface of the connecting block.
Through above-mentioned technical scheme, utilize spacing groove and connecting block adaptation and sliding connection for the connecting block is in the level and vertically be fixed in the spacing groove, but can do radial rotation.
Preferably, the top fixedly connected with fixing base of the connecting sleeve body, the fixing base is hollow cylinder, the fixing base is in adaptation with the inner wall of connecting groove.
Through the technical scheme, the connecting sleeve body is fixedly connected with the bottom of the upper sleeve body through the threads by the fixing seat.
Preferably, the third screw thread has been seted up to the surface of fixing base, third screw thread and second screw thread adaptation, connecting block and spread groove threaded connection, the top sliding connection of fixing base has the sealing washer, the top sliding connection of sealing washer has the interior roof of spread groove.
Through above-mentioned technical scheme, utilize the sealing washer in the gap of sealed fixing base and spread groove, effectually avoided impurity such as resin to get into the hole of screw rod cover, improved the leakproofness of screw rod cover.
The utility model provides a beneficial effect does:
1. the auxiliary sleeve body is connected with the connecting sleeve body through the connecting sleeve body, and the connecting sleeve body is in threaded connection with the upper sleeve body, so that the sleeve body can be pre-estimated to be assembled in a certain number, and the auxiliary sleeve body can be increased or decreased according to the length of the screw rod during use.
2. Through setting up supporting auxiliary sleeve body and the cover body, utilize connecting block and spacing groove to make the auxiliary sleeve body and the cover body at horizontal direction and vertical direction fixed connection in, radially rotatable at the connecting block, a cover body is connected to rethread cover body threaded connection for the auxiliary sleeve body can be according to the first screw thread of screw rod adjustment and screw rod alignment after the concatenation.
Drawings
Fig. 1 is a schematic view of an adjustable screw sleeve according to the present invention;
FIG. 2 is a semi-planar three-dimensional view of a main body of an adjustable screw bushing according to the present invention;
FIG. 3 is a semi-planar three-dimensional view of a connecting sleeve body of an adjustable screw sleeve according to the present invention;
fig. 4 is a semi-planar three-dimensional view of the auxiliary sleeve body of the adjustable screw sleeve provided by the present invention.
In the figure: 1. a main sleeve body; 2. a sub-sleeve body; 3. a screw; 4. connecting the sleeve body; 5. a first thread; 6. connecting grooves; 7. a second thread; 8. a supporting seat; 9. connecting blocks; 10. a lubricating layer; 11. fixing grooves; 12. a limiting groove; 13. a fixed seat; 14. a third thread; 15. and (5) sealing rings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, an adjustable screw sleeve comprises a main sleeve body 1, an auxiliary sleeve body 2, a screw rod 3 and a connecting sleeve body 4, wherein the main sleeve body 1, the auxiliary sleeve body 2 and the connecting sleeve body 4 are all in a hollow cylindrical shape, first threads 5 are respectively arranged on the inner walls of the main sleeve body 1 and the auxiliary sleeve body 2, the first threads 5 are matched with the outer surface of the screw rod 3, the screw rod 3 is in threaded connection with the main sleeve body 1 and the auxiliary sleeve body 2, the surface of the screw rod 3 is in sliding connection with the inner wall of the connecting sleeve body 4, connecting grooves 6 are respectively arranged at the bottoms of the main sleeve body 1 and the auxiliary sleeve body 2, and second threads 7 are arranged;
further, the top of the auxiliary sleeve body 2 is fixedly connected with a supporting seat 8, and the top of the supporting seat 8 is fixedly connected with a connecting block 9.
Through the technical scheme, the connecting block 9 is used for connecting the connecting sleeve body 4, so that the connecting sleeve body 4 and the auxiliary sleeve body 2 are combined into a structure.
Further, the connecting block 9 and the supporting seat 8 are both hollow cylindrical, the outer surfaces of the connecting block 9 and the supporting seat 8 are fixedly connected with a lubricating layer 10, and the lubricating layer 10 is made of lubricating grease.
Through the technical scheme, the auxiliary sleeve body 2 can be adjusted and rotated according to the threads of the screw rod 3 by utilizing the connecting block 9 and the lubricating layer 10 on the surface of the supporting seat 8.
Furthermore, the inner wall of the connecting sleeve body 4 is provided with a fixing groove 11, and the inner wall of the fixing groove 11 is matched and slidably connected with the outer surface of the supporting seat 8.
Through the technical scheme, the auxiliary sleeve body 2 and the connecting sleeve body 4 are connected and can rotate at the same time by utilizing the sliding connection of the fixing groove 11 and the supporting seat 8.
Furthermore, the top of the fixing groove 11 is provided with a limiting groove 12, and the inner wall of the limiting groove 12 is matched and slidably connected with the outer surface of the connecting block 9.
Through the technical scheme, the limiting groove 12 and the connecting block 9 are matched and connected in a sliding mode, so that the connecting block 9 is horizontally and vertically fixed in the limiting groove 12 and can rotate in the radial direction.
Further, the top of the connecting sleeve body 4 is fixedly connected with a fixed seat 13, the fixed seat 13 is in a hollow cylindrical shape, and the fixed seat 13 is matched with the inner wall of the connecting groove 6.
Through the technical scheme, the connecting sleeve body 4 is fixedly connected with the bottom of the upper sleeve body through the thread by the fixing seat 13.
Further, third screw thread 14 has been seted up to the surface of fixing base 13, third screw thread 14 and the adaptation of second screw thread 7, connecting block 9 and the 6 threaded connection of spread groove, and the top sliding connection of fixing base 13 has sealing washer 15, and the top sliding connection of sealing washer 15 has the interior roof of spread groove 6.
Through above-mentioned technical scheme, utilize sealing washer 15 at the gap of sealed fixing base 13 and spread groove 6, effectually avoided impurity such as resin to get into the hole of screw rod cover, improved the leakproofness of screw rod cover.
The connecting sleeve body 4 is connected with the auxiliary sleeve body 2, and the connecting sleeve body 4 is in threaded connection with the previous sleeve body, so that the sleeve bodies can be pre-estimated and assembled in a certain number, and the auxiliary sleeve body 2 can be increased or decreased according to the length of the screw rod 3 during use;
through setting up supporting auxiliary cover body 2 and the cover body 4, utilize connecting block 9 and spacing groove 12 to make auxiliary cover body 2 and cover body 4 in horizontal direction and vertical direction fixed connection, radially rotatable at the connecting block, the first cover body of 4 threaded connection of rethread cover body for auxiliary cover body 2 can be aligned with the screw rod according to 3 first screw threads of adjustment of screw rod after the concatenation.
The working principle is as follows: firstly, a proper amount of main sleeve body 1, a proper amount of prepared auxiliary sleeve body 2 and connecting sleeve body 4 are combined into a sleeve body and a sealing ring, the combined sleeve body of the connecting sleeve body 4 and the auxiliary sleeve body 2 which are connected to an approximate length can be estimated before the screw rod 3 is not contacted, so that the time is saved, when the screw rod type connecting sleeve is used, the main sleeve body 1 is in threaded connection with the screw rod 3, the bottom of the main sleeve body 1 is outward, so that the combined sleeve body is convenient to connect the sleeve body 4 and the auxiliary sleeve body 2, when the connecting sleeve body 4 is connected, the sealing ring 15 is placed into the connecting groove 6, and then the connecting sleeve body 4 is screwed.
When the sleeve body needs to be increased or decreased, the auxiliary sleeve body 2 and the combined sleeve body of the connecting sleeve body 4 can be directly connected or taken out through the fixed seat 13 and the connecting groove 6 in a threaded manner.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a screw rod cover with adjustable, includes the main cover body (1), the auxiliary cover body (2), screw rod (3) and the connection cover body (4), its characterized in that: the utility model discloses a screw rod (3) and auxiliary sleeve body (2) are characterized in that the main sleeve body (1), the auxiliary sleeve body (2) and the connecting sleeve body (4) all are hollow cylinder, first screw thread (5) have all been seted up to the inner wall of the main sleeve body (1) and the auxiliary sleeve body (2), the surface adaptation of first screw thread (5) and screw rod (3), screw rod (3) and the main sleeve body (1) and the equal threaded connection of auxiliary sleeve body (2), the surface of screw rod (3) and the inner wall sliding connection of the connecting sleeve body (4), spread groove (6) have all been seted up to the bottom of the main sleeve body (1) and the auxiliary sleeve body (2), second screw thread (7) have been seted up to the inner.
2. The adjustable screw bushing of claim 1, wherein: the top fixedly connected with supporting seat (8) of auxiliary sleeve body (2), the top fixedly connected with connecting block (9) of supporting seat (8).
3. The adjustable screw bushing of claim 2, wherein: the connecting block (9) and the supporting seat (8) are both hollow cylinders, the outer surfaces of the connecting block (9) and the supporting seat (8) are fixedly connected with a lubricating layer (10), and the lubricating layer (10) is structured by lubricating grease.
4. The adjustable screw bushing of claim 3, wherein: the inner wall of the connecting sleeve body (4) is provided with a fixing groove (11), and the inner wall of the fixing groove (11) is matched with the outer surface of the supporting seat (8) and is in sliding connection with the outer surface.
5. The adjustable screw bushing of claim 4, wherein: the top of the fixing groove (11) is provided with a limiting groove (12), and the inner wall of the limiting groove (12) is matched and slidably connected with the outer surface of the connecting block (9).
6. The adjustable screw bushing of claim 5, wherein: the top fixedly connected with fixing base (13) of the connecting sleeve body (4), fixing base (13) are hollow cylinder, fixing base (13) and the inner wall adaptation of spread groove (6).
7. The adjustable screw bushing of claim 6, wherein: third screw thread (14) have been seted up to the surface of fixing base (13), third screw thread (14) and second screw thread (7) adaptation, connecting block (9) and spread groove (6) threaded connection, the top sliding connection of fixing base (13) has sealing washer (15), the top sliding connection of sealing washer (15) has the interior roof of spread groove (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922364378.0U CN211117036U (en) | 2019-12-25 | 2019-12-25 | Adjustable screw sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922364378.0U CN211117036U (en) | 2019-12-25 | 2019-12-25 | Adjustable screw sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211117036U true CN211117036U (en) | 2020-07-28 |
Family
ID=71710117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922364378.0U Expired - Fee Related CN211117036U (en) | 2019-12-25 | 2019-12-25 | Adjustable screw sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211117036U (en) |
-
2019
- 2019-12-25 CN CN201922364378.0U patent/CN211117036U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200728 Termination date: 20201225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |