CN216691798U - Anti-loosening threaded sleeve for elevator buffer - Google Patents
Anti-loosening threaded sleeve for elevator buffer Download PDFInfo
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- CN216691798U CN216691798U CN202123332092.8U CN202123332092U CN216691798U CN 216691798 U CN216691798 U CN 216691798U CN 202123332092 U CN202123332092 U CN 202123332092U CN 216691798 U CN216691798 U CN 216691798U
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- threaded sleeve
- elevator buffer
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Abstract
The utility model discloses a locking threaded sleeve for an elevator buffer, which comprises an elevator buffer body, a threaded sleeve and a connecting screw rod, wherein a positioning groove is formed in the middle of the top end of the elevator buffer body, a limiting assembly is arranged between the threaded sleeve and the positioning groove, the limiting assembly comprises a plurality of strip-shaped limiting grooves and a plurality of limiting strips, the limiting strips and the strip-shaped limiting grooves in corresponding positions are arranged in an inserting mode, an auxiliary positioning assembly is arranged between the threaded sleeve and the bottom end of the positioning groove, and a fixing assembly is arranged between the threaded sleeve and the top of the positioning groove. According to the elevator buffer body, the plurality of strip-shaped limiting grooves and the limiting strips are arranged between the threaded sleeve and the positioning groove in the elevator buffer body, so that the threaded sleeve can be quickly positioned, and the torque force between the threaded sleeve and the connecting screw can be dispersed by matching with the use of the auxiliary positioning assembly, so that the threaded sleeve and the positioning groove are loosened, and the installation stability of the elevator buffer body is improved.
Description
Technical Field
The utility model relates to the technical field of elevator buffers, in particular to a locking thread sleeve for an elevator buffer.
Background
Elevator buffer generally sets up subaerial at the elevartor shaft pit, relies on the elastic buffer shock attenuation to cushion the car that is used in it and reduces to stopping, plays the effect of buffering protection, and present elevator buffer generally divide into fluid pressure type buffer, spring buffer and double-screw bolt formula polyurethane buffer.
On double-screw bolt formula polyurethane buffer, the screw thread post that is used for connecting the location generally carries out threaded connection with the thread bush of inlaying on the polyurethane buffer body to the dismouting of screw thread post, and the thread bush on the polyurethane buffer is generally all compressing tightly or adopt glue fixed mode fixed to inlay in the mounting hole on it now, and the torque force between thread bush and the screw thread post leads to appearing becoming flexible between thread bush and the polyurethane buffer easily, influences its stability of installation.
SUMMERY OF THE UTILITY MODEL
The object of the present invention is to provide a locking thread bushing for an elevator buffer to solve the problems set forth in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme: the anti-loosening threaded sleeve for the elevator buffer comprises an elevator buffer body, a threaded sleeve and a connecting screw rod, wherein a positioning groove for inserting and installing the threaded sleeve is formed in the middle of the top end of the elevator buffer body, and a limiting assembly is arranged between the threaded sleeve and the positioning groove;
the limiting assembly comprises a plurality of strip-shaped limiting grooves and a plurality of limiting strips, the strip-shaped limiting grooves are arranged on the inner wall of the positioning groove at intervals, the limiting strips are fixedly arranged on the outer wall of the threaded sleeve at intervals, and the limiting strips and the strip-shaped limiting grooves at corresponding positions are arranged in an inserting manner;
be provided with the assistance-localization real-time subassembly between the bottom of thread bush and constant head tank, just be provided with fixed subassembly between the top of thread bush and constant head tank.
Preferably, the inner wall of the threaded sleeve is provided with an internal thread groove, and the outer wall of the connecting screw is in threaded connection with the internal thread groove.
Preferably, the fixed subassembly includes fixed slot and connecting piece, fixed slot sets up in the top of constant head tank, the connecting piece is fixed to be set up in the top of thread bush outer wall, the connecting piece alternates with fixed slot and sets up, just the screw thread alternates between connecting piece and the fixed slot and is provided with fastening screw.
Preferably, a connecting through hole is formed in the middle of the top end of the connecting piece, a threaded hole is formed in the middle of the fixing clamping groove, and the outer wall of the fastening screw penetrates through the connecting through hole to be in threaded connection with the threaded hole.
Preferably, the auxiliary positioning assembly comprises a cross-shaped convex block and a cross-shaped clamping groove, the cross-shaped convex block is fixedly arranged at the bottom end of the inner cavity of the positioning groove, the cross-shaped clamping groove is formed in the bottom end of the threaded sleeve, and the cross-shaped convex block and the cross-shaped clamping groove are inserted and clamped.
Preferably, the cross section of the connecting through hole is in an inverted convex shape, and the thickness of the fixing clamping groove is the same as that of the connecting piece.
The utility model has the technical effects and advantages that:
(1) according to the elevator buffer body, the plurality of strip-shaped limiting grooves and the limiting strips are arranged between the threaded sleeve and the positioning groove in the elevator buffer body, so that the threaded sleeve can be quickly positioned, and then the use of the auxiliary positioning assembly is matched, so that the torque force between the threaded sleeve and the connecting screw rod can be dispersed, and the threaded sleeve and the positioning groove are loosened, so that the installation stability of the elevator buffer body is improved;
(2) according to the elevator buffer body, the arrangement of the fixed clamping groove, the connecting piece and the fastening screw between the threaded sleeve and the positioning groove is utilized, so that the threaded sleeve and the elevator buffer body can be conveniently and quickly disassembled, and the convenience in disassembling and assembling the threaded sleeve and the connecting screw is improved.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the thread bushing body according to the present invention.
Fig. 3 is a schematic view of the top view of the buffer body of the elevator of the present invention.
Fig. 4 is a schematic view of an inverted three-dimensional structure of the thread bushing body according to the present invention.
In the figure: 1. an elevator buffer body; 2. a threaded sleeve; 3. connecting a screw rod; 4. an internal thread groove; 5. a connecting member; 6. a connecting through hole; 7. positioning a groove; 8. fixing the clamping groove; 9. a threaded hole; 10. fastening screws; 11. a strip-shaped limiting groove; 12. a cross-shaped bump; 13. a limiting strip; 14. a cross-shaped clamping groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The utility model provides a locking thread bushing for an elevator buffer as shown in figures 1-4, which comprises an elevator buffer body 1, a thread bushing 2 and a connecting screw rod 3, wherein the middle part of the top end of the elevator buffer body 1 is provided with a positioning groove 7 for inserting and installing the thread bushing 2, the depth of the positioning groove 7 is the same as that of the connecting screw rod 3, the inserting and installing of the thread bushing 2 are facilitated, the inner wall of the thread bushing 2 is provided with an inner thread groove 4, the outer wall of the connecting screw rod 3 is in threaded connection with the inner thread groove 4, the installing of the connecting screw rod 3 on the thread bushing 2 is facilitated, and a limiting component is arranged between the thread bushing 2 and the positioning groove 7;
the limiting assembly comprises a plurality of strip-shaped limiting grooves 11 and a plurality of limiting strips 13, the strip-shaped limiting grooves 11 are arranged on the inner wall of the positioning groove 7 at intervals, the limiting strips 13 are fixedly arranged on the outer wall of the threaded sleeve 2 at intervals, the limiting strips 13 are arranged with the strip-shaped limiting grooves 11 at corresponding positions in an inserting mode, and the limiting strips 13 are clamped with the strip-shaped limiting grooves 11 in the inserting mode, so that a positioning effect can be achieved on the installation of the threaded sleeve 2 in the positioning groove 7, meanwhile, the connecting screw rod 3 can rotate, the torque force between the threaded sleeve 2 and the elevator buffer body 1 is dispersed, the threaded sleeve 2 is prevented from loosening, and the stability of the elevator buffer body is improved;
an auxiliary positioning assembly is arranged between the threaded sleeve 2 and the bottom end of the positioning groove 7 and comprises a cross-shaped convex block 12 and a cross-shaped clamping groove 14, the cross-shaped convex block 12 is fixedly arranged at the bottom end of the inner cavity of the positioning groove 7, the cross-shaped clamping groove 14 is formed in the bottom end of the threaded sleeve 2, the cross-shaped convex block 12 is inserted into and clamped with the cross-shaped clamping groove 14, after the threaded sleeve 2 is completely inserted into the inner cavity of the positioning groove 7, the cross-shaped clamping groove 14 and the cross-shaped convex block 12 are clamped with each other, the threaded sleeve 2 is further limited from the positioning groove 7, and therefore the mounting stability of the threaded sleeve 2 is further improved;
a fixing assembly is arranged between the threaded sleeve 2 and the top of the positioning groove 7 and comprises a fixing clamping groove 8 and a connecting piece 5, the fixing clamping groove 8 is formed in the top of the positioning groove 7, the connecting piece 5 is fixedly arranged on the top of the outer wall of the threaded sleeve 2, the connecting piece 5 and the fixing clamping groove 8 are arranged in an inserting mode, a fastening screw 10 is arranged between the connecting piece 5 and the fixing clamping groove 8 in an inserting mode, after the threaded sleeve 2 is completely inserted into the inner cavity of the positioning groove 7, the connecting piece 5 is inserted into the fixing clamping groove 8, then the fastening screw 10 penetrates through the connecting through hole 6 to be in threaded connection with the threaded hole 9, and the threaded sleeve 2 and the positioning groove 7 are locked and fixed;
the middle part of the top end of the connecting piece 5 is provided with a connecting through hole 6, the middle part of the fixing clamping groove 8 is provided with a threaded hole 9, the outer wall of the fastening screw 10 penetrates through the connecting through hole 6 to be in threaded connection with the threaded hole 9, the cross section of the connecting through hole 6 is in an inverted convex shape, the thickness of the fixing clamping groove 8 is the same as that of the connecting piece 5, the cross section of the connecting through hole 6 is in an inverted convex shape, the end part of the fastening screw 10 can be conveniently accommodated, and the smoothness of the top end of the elevator buffer body 1 is kept.
The working principle of the utility model is as follows: when the thread bushing 2 is installed, the thread bushing 2 is only required to be inserted into the positioning groove 7 on the elevator buffer body 1, and keeps a plurality of limit strips 13 on the outer wall of the thread bushing 2 and the strip-shaped limit grooves 11 on the inner wall of the positioning groove 7 inserted in alignment, when the threaded sleeve 2 is completely inserted into the positioning groove 7, the cross-shaped clamping groove 14 is clamped on the cross-shaped projection 12, an auxiliary limiting function is performed between the threaded sleeve 2 and the positioning groove 7, finally, the fastening screw 10 is inserted into the threaded hole 9 on the fixed clamping groove 8 from the connecting convex block 6 on the connecting piece 5, can realize fast that the threaded bush 2 is fixed with between the elevator buffer body 1 to the moment of torsion that produces when making connecting screw 3 dismouting on threaded bush 2 can disperse between a plurality of spacing 13 and bar spacing groove 11 and cross draw-in groove 14 and cross lug 12, reaches the locking not hard up to threaded bush 2.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "secured" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integral to; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
The standard parts used by the utility model can be purchased from the market, and the special-shaped parts can be customized according to the description and the description of the attached drawings.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 anti-loosening threaded sleeve for the elevator buffer comprises an elevator buffer body (1), a threaded sleeve (2) and a connecting screw rod (3), and is characterized in that a positioning groove (7) for inserting and installing the threaded sleeve (2) is formed in the middle of the top end of the elevator buffer body (1), and a limiting assembly is arranged between the threaded sleeve (2) and the positioning groove (7);
the limiting assembly comprises a plurality of strip-shaped limiting grooves (11) and a plurality of limiting strips (13), the strip-shaped limiting grooves (11) are arranged on the inner wall of the positioning groove (7) at intervals, the limiting strips (13) are fixedly arranged on the outer wall of the threaded sleeve (2) at intervals, and the limiting strips (13) and the strip-shaped limiting grooves (11) at corresponding positions are arranged in an inserting mode;
be provided with auxiliary positioning subassembly between the bottom of thread bush (2) and constant head tank (7), just be provided with fixed subassembly between the top of thread bush (2) and constant head tank (7).
2. The anti-loosening threaded bushing for an elevator buffer according to claim 1, wherein the inner wall of the threaded bushing (2) is provided with an inner threaded groove (4), and the outer wall of the connecting screw (3) is in threaded connection with the inner threaded groove (4).
3. The anti-loosening threaded sleeve for the elevator buffer according to claim 1, wherein the fixing assembly comprises a fixing clamping groove (8) and a connecting piece (5), the fixing clamping groove (8) is formed in the top of the positioning groove (7), the connecting piece (5) is fixedly arranged on the top of the outer wall of the threaded sleeve (2), the connecting piece (5) and the fixing clamping groove (8) are arranged in an alternating mode, and a fastening screw (10) is arranged between the connecting piece (5) and the fixing clamping groove (8) in an alternating mode.
4. The anti-loosening threaded sleeve for the elevator buffer as claimed in claim 3, wherein a connecting through hole (6) is formed in the middle of the top end of the connecting piece (5), a threaded hole (9) is formed in the middle of the fixing clamping groove (8), and the outer wall of the fastening screw (10) penetrates through the connecting through hole (6) to be in threaded connection with the threaded hole (9).
5. The anti-loosening threaded sleeve for the elevator buffer as claimed in claim 1, wherein the auxiliary positioning assembly comprises a cross-shaped projection (12) and a cross-shaped clamping groove (14), the cross-shaped projection (12) is fixedly arranged at the bottom end of the inner cavity of the positioning groove (7), the cross-shaped clamping groove (14) is arranged at the bottom end of the threaded sleeve (2), and the cross-shaped projection (12) is inserted and clamped with the cross-shaped clamping groove (14).
6. The anti-loose thread bushing for an elevator buffer according to claim 4, wherein the cross section of the connecting through hole (6) is in an inverted convex shape, and the thickness of the fixing clip groove (8) is the same as that of the connecting piece (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123332092.8U CN216691798U (en) | 2021-12-28 | 2021-12-28 | Anti-loosening threaded sleeve for elevator buffer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123332092.8U CN216691798U (en) | 2021-12-28 | 2021-12-28 | Anti-loosening threaded sleeve for elevator buffer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216691798U true CN216691798U (en) | 2022-06-07 |
Family
ID=81844816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123332092.8U Active CN216691798U (en) | 2021-12-28 | 2021-12-28 | Anti-loosening threaded sleeve for elevator buffer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216691798U (en) |
-
2021
- 2021-12-28 CN CN202123332092.8U patent/CN216691798U/en active Active
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