CN216554888U

CN216554888U - High-precision gluing threaded sleeve easy to assemble

Info

Publication number: CN216554888U
Application number: CN202123042049.8U
Authority: CN
Inventors: 向红勇
Original assignee: Shenzhen Lifan Precision Hardware Co ltd
Current assignee: Shenzhen Lifan Precision Hardware Co ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-05-17
Anticipated expiration: 2031-12-06

Abstract

The utility model provides a high-precision glue-coated threaded sleeve easy to assemble, which comprises a threaded sleeve body, internal threads, clamping strips, an anti-loosening side plate and external threads, wherein the external threads are arranged on the outer side wall of the threaded sleeve body, the anti-loosening side plate is arranged on the inner side wall of the threaded sleeve body, the internal threads are arranged on the inner side wall of the anti-loosening side plate, a plurality of clamping strips are arranged on the inner side of the anti-loosening side plate, clamping grooves are formed in two sides of the inner part of each clamping strip, a clamping connection structure is formed between one end of each internal thread, far away from the inner side wall of the anti-loosening side plate, and the inner sides of the clamping grooves, and rubber strips are arranged in the internal threads and the clamping grooves. According to the utility model, the internal thread, the clamping strip, the clamping groove and the rubber strip are arranged, so that the internal thread and the clamping groove can be clamped in a using process of the threaded sleeve, the stability of connection between the internal thread and the clamping groove can be reinforced through the rubber strip, the structure is simple, and the assembly between the threaded sleeves is realized rapidly.

Description

High-precision gluing threaded sleeve easy to assemble

Technical Field

The utility model relates to the technical field of thread sleeves, in particular to a high-precision glue-coated thread sleeve easy to assemble.

Background

The steel wire thread insert is a novel internal thread fastener, and is a spring-shaped concentric body with internal and external threads, which is precisely processed by a cold-rolled diamond stainless steel wire with high strength, high precision and smooth surface. The internal thread that is mainly used for reinforcing and protection low strength material.

The thread sleeves on the market are various and can basically meet the use requirements of people, but certain problems still exist:

1. the existing thread sleeves are inconvenient to assemble quickly and poor in stability;

2. the existing thread sleeve is easy to loosen in the process of long-term use, so that the connection stability is influenced;

3. the existing thread bush is low in protection performance in the using process of the thread bush, so that the thread bush is easily damaged.

SUMMERY OF THE UTILITY MODEL

The utility model provides a high-precision gluing threaded sleeve easy to assemble, and aims to solve the problems that the threaded sleeve is inconvenient to assemble quickly and has poor stability in the prior art

In order to solve the above problems, the present invention provides the following technical solutions: high accuracy rubber coating thread bush of easy equipment, including thread bush body, internal thread, card strip, locking curb plate and external screw thread, be provided with the external screw thread on the lateral wall of thread bush body, the inside wall of thread bush body

On be provided with locking curb plate, be provided with the internal thread on the inside wall of locking curb plate, the inboard of locking curb plate is provided with a plurality of card strip, the draw-in groove has all been seted up to the inside both sides of card strip, the internal thread constitutes joint connection structure between the one end of keeping away from locking curb plate inside wall and the inboard of draw-in groove, the inside of internal thread and draw-in groove is provided with the rubber strip, the rubber strip cover is located on the internal thread lateral wall.

As a preferred scheme of the present invention, a through hole is formed in the middle of the bottom end of the thread bushing body, and both ends of the bottom end of the thread bushing body are fixedly connected with the protection blocks.

According to a preferable scheme of the utility model, the middle position of the inner side wall of the anti-loosening side plate is provided with an anti-loosening expansion sleeve, and two sides inside the anti-loosening expansion sleeve are provided with connecting sleeves.

As a preferable scheme of the utility model, a glue coating layer is arranged on the surface of the external thread, and a plurality of reinforcing blocks are arranged between the external thread and the anti-loosening side plate.

As a preferable scheme of the utility model, the top end and the bottom end inside the anti-loosening expansion sleeve are both provided with guide chutes, the longitudinal section of each guide chute is in an inverted circular truncated cone shape, threaded holes are uniformly formed in the middle position inside the anti-loosening expansion sleeve, and the bottom end of the anti-loosening expansion sleeve is provided with six female bolts.

As a preferable scheme of the utility model, one end of the top end of the protection block is provided with a protection balloon, and one end of the top end of the protection block close to the protection balloon is uniformly provided with protection springs.

As a preferable scheme of the utility model, the top end of the protective balloon is abutted against the bottom end of the anti-loosening side plate, and the top end of the protective spring is connected with the bottom end of the anti-loosening side plate.

Compared with the prior art, the utility model has at least the following beneficial effects:

as the preferable structure of the utility model, the stability of the connection between the internal thread and the clamping groove is reinforced, the structure is simple, the assembly between the thread sleeves is quickly realized, and the friction force between the thread sleeve body and the thread hole is increased, so that the thread sleeve is more stable and is not easy to loosen, the bottom end of the protection block can be effectively protected, and the service life of the protection block can be prolonged.

(1) By arranging the internal thread, the clamping strip, the clamping groove and the rubber strip, the stability of connection between the internal thread and the clamping groove can be reinforced by the clamping between the internal thread and the clamping groove in the use process of the threaded sleeve, the structure is simple, and the assembly between the threaded sleeves is quickly realized;

(2) by arranging the anti-loosening expansion sleeve, the guide chute, the connecting sleeve and the threaded hole, the bolt screwed in from the outside can be fastened through the six female bolts in the use process of the threaded sleeve, and the clamping strip and the threaded sleeve body are extruded through the bolt screwed in from the outside under the mutual trial of the anti-loosening expansion sleeve and the connecting sleeve, so that the friction force between the threaded sleeve body and the threaded hole is increased, and the threaded sleeve is more stable and is not easy to loosen;

(3) through being provided with protection sacculus, protection piece and protection spring, can be in the use of thread bush, through the use of mutually supporting between protection sacculus, protection piece and the protection spring, under the elasticity recoverable effect of protection spring and protection sacculus, can play effective protection to the bottom of protection piece, long when the use that can prolong the protection piece.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic overall sectional structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic cross-sectional view of the card strip of the present invention;

fig. 4 is a schematic sectional structure view of the anti-loosening expansion sleeve of the utility model.

In the figure: 1. a thread bush body; 2. a reinforcing block; 3. an internal thread; 4. a through hole; 5. six female bolts; 6. a locking expansion sleeve; 7. clamping the strip; 8. a locking side plate; 9. an external thread; 10. gluing layers; 11. a protective balloon; 12. a protection block; 13. a guard spring; 14. a card slot; 15. a rubber strip; 16. a guide chute; 17. connecting sleeves; 18. a threaded bore.

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 of the present invention without any inventive step, are within the scope of the present invention. It is to be understood that the drawings are provided solely for the purposes of reference and illustration and are not intended as a definition of the limits of the utility model. The connection relationships shown in the drawings are for clarity of description only and do not limit the manner of connection.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It should also be noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; either mechanically or electrically, and may be internal to both elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

It should be noted that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1-4, an embodiment of the present invention is shown: the high-precision gluing threaded sleeve easy to assemble comprises a threaded sleeve body 1, an internal thread 3, a clamping strip 7, anti-loosening side plates 8 and an external thread 9, wherein the external thread 9 is arranged on the outer side wall of the threaded sleeve body 1, a gluing layer 10 is arranged on the surface of the external thread 9, the surface of the external thread 9 is coated with the gluing layer 10, so that better connection is facilitated, a plurality of reinforcing blocks 2 are arranged between the external thread 9 and the anti-loosening side plates 8, the hardness of the threaded sleeve body 1 can be improved through the arranged plurality of reinforcing blocks 2, the anti-loosening side plates 8 are arranged on the inner side wall of the threaded sleeve body 1, the stability of the threaded sleeve in installation and use can be improved through the anti-loosening side plates 8, the anti-loosening expansion sleeve 6 is arranged at the middle position of the inner side wall of the anti-loosening side plates 8, guide chutes 16 are arranged at the top end and the bottom end inside the anti-loosening expansion sleeve 6, and the longitudinal section of the guide chutes 16 is in an inverted round table shape, and the inside intermediate position of locking cover 6 that expands evenly is provided with screw hole 18, the bottom of locking cover 6 that expands is provided with six female bolts 5, can make through six female bolts 5 fasten it when external bolt screw in, improve the firmness of connecting, the inside both sides of locking cover 6 that expands are provided with adapter sleeve 17, the in-process of external bolt screw in, extrude card strip 7 and thread bush body 1 through locking cover 6 that expands and direction chute 16, can increase the frictional force between external bolt and the locking curb plate 8, with this locking performance that promotes the thread bush.

Be provided with internal thread 3 on locking curb plate 8's the inside wall, locking curb plate 8's inboard is provided with a plurality of card strip 7, internal thread 3 can with card carry out the joint between the strip 7, the stability of thread bush equipment has been improved, draw-in groove 14 has all been seted up to the inside both sides of card strip 7, constitute joint connection structure between the one end that internal thread 3 kept away from 8 inside walls of locking curb plate and the inboard of draw-in groove 14, the inside of internal thread 3 and draw-in groove 14 is provided with rubber strip 15, the lateral wall of internal thread 3 is located to rubber strip 15 cover, put into the inboard at draw-in groove 14 through the one end of internal thread 3, and establish on internal thread 3's lateral wall through rubber strip 15 cover, can promote the fastness of being connected between internal thread 3 and the card strip 7.

Through-hole 4 has been seted up to the intermediate position of 1 bottom of thread bush body, can pass through the inboard of 4 screw in locking curb plate 8 of through-hole with outside bolt, and the both ends of 1 bottom of thread bush body all fixedly connected with protection piece 12, the one end on protection piece 12 top is provided with protection sacculus 11, the top of protection sacculus 11 is inconsistent with the bottom of locking curb plate 8, the top of protection spring 13 is connected with the bottom of locking curb plate 8, and the one end that the protection piece 12 top is close to protection sacculus 11 evenly is provided with protection spring 13, top through protection sacculus 11 and protection spring 13 links to each other with the bottom of protection piece 12, can improve the protectiveness to protection piece 12, thereby make protection piece 12 reduce wearing and tearing at the in-process of installation and use, with this life that can prolong protection piece 12.

The working principle is as follows: when the threaded sleeve is used, firstly, the internal thread 3 is clamped into the inner side of the clamping groove 14, the clamping connection between the internal thread 3 and the clamping groove 14 is reinforced through the rubber strip 15, so that the connection between the internal thread 3 and the clamping strip 7 is completed, the anti-loosening side plate 8 is arranged on the other side of the internal thread 3, the external thread 9 is arranged on the outer side wall of the anti-loosening side plate 8, the reinforcing block 2 arranged between the anti-loosening side plate 8 and the side wall of the external thread 9 can improve the hardness of the threaded sleeve body 1, the external thread 9 is prevented from being coated with the glue coating layer 10, the integral assembly of the threaded sleeve body 1 can be realized, and the stability is high;

secondly, the threaded sleeve is installed inside the threaded hole through an installation tool and is matched with external threads 9 formed outside for connection, the anti-loosening expansion sleeve 6 is arranged on the inner side of the anti-loosening side plate 8, the external bolt is screwed in and can be fastened by the six female bolts 5, so that the threaded sleeve body 1 generates radial expansion, the clamping strip 7 and the threaded sleeve body 1 are extruded, friction between the external bolt and the threaded hole 18 is increased finally, and the anti-loosening performance of the threaded sleeve body 1 is improved;

finally, through the mutually matched use among the protective balloon 11, the protective block 12 and the protective spring 13, the bottom end of the anti-loosening side plate 8 can be buffered and protected, the damage to the bottom of the protective block 12 caused by the threaded sleeve during installation is reduced, and the service life of the protective block 12 is prolonged.

Throughout the description and claims of this application, the words "comprise/comprises" and the words "have/includes" and variations of these are used to specify the presence of stated features, values, steps or components but do not preclude the presence or addition of one or more other features, values, steps, components or groups thereof.

Some features of the utility model, which are, for clarity, described in the context of separate embodiments, may also be provided in combination in a single embodiment. Conversely, certain features of the utility model, which are, for brevity, described in the context of a single embodiment, may also be provided separately or in any suitable combination in different embodiments.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. High accuracy rubber coating thread bush of easy equipment, including thread bush body, internal thread, card strip, locking curb plate and external screw thread, its characterized in that: be provided with the external screw thread on the lateral wall of thread bush body, be provided with locking curb plate on the inside wall of thread bush body, be provided with the internal thread on the inside wall of locking curb plate, the inboard of locking curb plate is provided with a plurality of card strip, the draw-in groove has all been seted up to the inside both sides of card strip, constitute joint connection structure between the one end that locking curb plate inside wall was kept away from to the internal thread and the inboard of draw-in groove, the inside of internal thread and draw-in groove is provided with the rubber strip, the rubber strip cover is located on the internal thread lateral wall.

2. An easily assembled, high precision glue-coated threaded sleeve as claimed in claim 1, characterized in that: the through hole is opened to the intermediate position of thread bush body bottom, and the both ends of thread bush body bottom all fixedly connected with protection piece.

3. An easily assembled, high precision glue-coated threaded sleeve as claimed in claim 2, characterized in that: one end on the top end of the protection block is provided with a protection balloon, and one end, close to the protection balloon, of the top end of the protection block is evenly provided with a protection spring.

4. A high precision glue-coated threaded sleeve easy to assemble according to claim 3, characterized in that: the top of protection sacculus and the bottom of locking curb plate are inconsistent, the top of protection spring is connected with the bottom of locking curb plate.

5. An easily assembled, high precision glue-coated threaded sleeve as claimed in claim 1, characterized in that: the middle position of the inner side wall of the anti-loosening side plate is provided with an anti-loosening expansion sleeve, and connecting sleeves are arranged on two sides of the inner side wall of the anti-loosening expansion sleeve.

6. An easily assembled, high precision glue-coated threaded sleeve according to claim 5, characterized in that: the locking cover that expands inside top and bottom all are provided with the direction chute, the circular platform form of invering is personally submitted in the longitudinal section of direction chute, and the locking cover inside intermediate position that expands evenly is provided with the screw hole, the bottom of locking cover that expands is provided with six female bolts.

7. An easily assembled, high precision glue-coated threaded sleeve as claimed in claim 1, characterized in that: the surface of external screw thread is provided with the rubber coating, be provided with a plurality of boss between external screw thread and the locking curb plate.