CN207027334U - A kind of screwdriver that will not damage screw - Google Patents
A kind of screwdriver that will not damage screw Download PDFInfo
- Publication number
- CN207027334U CN207027334U CN201721021760.6U CN201721021760U CN207027334U CN 207027334 U CN207027334 U CN 207027334U CN 201721021760 U CN201721021760 U CN 201721021760U CN 207027334 U CN207027334 U CN 207027334U
- Authority
- CN
- China
- Prior art keywords
- sleeve
- screw
- connecting portion
- elastic component
- damaged
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a kind of screwdriver that will not damage screw, is related to technical field of tools.This will not damage the screwdriver of screw, including base, second sleeve, movable part, tumbler and connection component；Second sleeve axially through base is connected to one end of second sleeve, and tumbler is rotatably connected at the other end of second sleeve；Tumbler includes cylindrical first connecting portion, and first connecting portion stretches into first connecting portion in second sleeve and is provided with the first external screw thread；Connection component includes fixed part, connecting rod and elastic component, at least part of elastic component and at least part of connecting rod are respectively positioned in second sleeve, fixed part is fixedly connected on one end of connecting rod, elastic component is sheathed on connecting rod and one end of elastic component is held in fixed part, and fixed part is connected to the inside of base.This will not damage the simple and reasonable for structure of the screwdriver of screw, can effectively avoid causing the situation of screw damage or stripped thread to occur during the turn of the screw.
Description
Technical field
It the utility model is related to technical field of tools, and in particular to a kind of screwdriver that will not damage screw.
Background technology
In correlation technique, when use will not damage the screwdriver the turn of the screw of screw, the screwdriver that will not damage screw is easy
Screw damage or stripped thread are caused, therefore, how to avoid causing screw damage or stripped thread to turn into art technology during the turn of the screw
Personnel's urgent problem to be solved.
Utility model content
The purpose of this utility model is to provide a kind of screwdriver that will not damage screw, to solve in above-mentioned background technology
The problem of proposition.
To achieve the above object, the utility model provides following technical scheme：A kind of screwdriver that will not damage screw, bag
Include base, second sleeve, movable part, tumbler and connection component；
The second sleeve axially through the base is connected to one end of the second sleeve, and the tumbler can
It is rotationally connected with the other end of the second sleeve；
The tumbler includes cylindrical first connecting portion, the first connecting portion stretch into the second sleeve and
The first connecting portion is provided with the first external screw thread；
The connection component includes fixed part, connecting rod and elastic component, at least part of the elastic component and the company
At least part of extension bar is respectively positioned in the second sleeve, and the fixed part is fixedly connected on one end of the connecting rod, described
Elastic component is sheathed on the connecting rod and one end of the elastic component is held in the fixed part, and the fixed part is connected to described
The inside of base；
The movable part includes the first sleeve and lug boss, and first sleeve and the part lug boss are respectively positioned on described
In second sleeve, first sleeve axially through, the lug boss be fixedly installed on the first set barrel dliameter to appearance
Face, the inner surface of first sleeve are provided with the first internal thread being engaged with first external screw thread, the first connecting portion
Part stretch into it is in first sleeve and matched；
The chasing tool that screw will not be damaged have the first set cylinder compress the elastic component impaction state and
First sleeve departs from the releasing orientation of the elastic component.
In the utility model optional embodiment, the outer surface of the second sleeve is provided with breach, and the lug boss is extremely
Small part protrudes from the breach.
In the utility model optional embodiment, the second sleeve includes second connecting portion, the second connecting portion footpath
To outer surface be provided with the second external screw thread, the inner surface of the base is provided with spiral shell in second coordinated with second external screw thread
Line.
In the utility model optional embodiment, the screwdriver that will not damage screw also includes cutter head, the cutter head
It is plugged in one end of the remote fixed part of the connecting rod.
In the utility model optional embodiment, the tumbler also includes cylindrical rotation section, the rotation section
It is fixedly connected with the first connecting portion, the outer surface of the rotation section radial direction is provided with the first scale.
In the utility model optional embodiment, the outer surface of the second sleeve and the is provided with close to the indentation, there
Two scales.
In the utility model optional embodiment, the elastic component is spring or shell fragment.
Compared with prior art, the beneficial effects of the utility model are：The screwdriver structure that this will not damage screw is reasonable,
Practical, convenient disassembly, it can effectively reduce screw damage or the situation of stripped thread occurs, so as to improve the efficiency of the turn of the screw.
Brief description of the drawings
Fig. 1 is the structural representation for the screwdriver that will not damage screw that the utility model embodiment provides；
Fig. 2 is the structural representation of tumbler；
Fig. 3 is the structural representation of second sleeve and base；
Fig. 4 is the structural representation of connection component；
Fig. 5 is the structural representation of movable part.
Icon：100- tumblers；101- first connecting portions；The scales of 102- first；110- movable parts；The sleeves of 111- first；
112- lug bosses；120- second sleeves；121- breach；The scales of 122- second；123- second connecting portions；130- bases；140- connects
Connected components；141- connecting rods；142- springs；143- fixed parts；150- cutter heads.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5 are referred to, the utility model embodiment provides a kind of screw that will not damage screw
Knife, the screwdriver that will not damage screw include base 130, second sleeve 120, movable part 110, tumbler 100, connection component
140 and cutter head 150.
As shown in fig.3, specifically, second sleeve 120 is cylindrical, its axial both ends insertion, wherein, second sleeve
120 one end is provided with second connecting portion 123, and the outer surface of the radial direction of second connecting portion 123 (does not show provided with the second external screw thread in figure
Go out).
In the present embodiment, base 130 is substantially in round table-like, and its one end is openend, and the inner surface of base 130 is provided with second
Internal thread (not shown), and second internal thread is engaged with the second external screw thread, thus, base 130 and second sleeve 120
Second connecting portion 123 be threadedly coupled.
As shown in fig.2, in the present embodiment, tumbler 100 includes cylindrical first connecting portion 101 and rotation section.
First connecting portion 101 is fixedly connected with rotation section, wherein, first connecting portion 101 can also be integrated with rotation section
Shaping.
Wherein, first connecting portion 101 stretches into the inside of one end of the remote base 130 of second sleeve 120, the present embodiment
In, rotation section is also cylindrical, and rotation section abuts against with second sleeve 120 so that rotary part outside second sleeve 120,
And it is provided with the first scale 102 in the outer surface of rotation section radial direction.
As shown in fig.4, in the present embodiment, connection component 140 includes fixed part 143, connecting rod 141 and elastic component.
Connecting rod 141 is cylindrical, and the shape of fixed part 143 is indefinite, is preferred with cylindric, and fixed part 143 is fixedly connected
In one end of connecting rod 141, and elastic component is set in connecting rod 141 and one end of elastic component is held in fixed part 143, together
When, elastic component is also set in the outside of first connecting portion 101, and fixed part 143 is connected to the inside of base 130, herein, fixed
Portion 143 can also abut with the inside of base 130.Wherein, elastic component is spring 142.
As shown in fig.5, in the present embodiment, movable part 110 includes the first sleeve 111 and lug boss 112.
First sleeve 111 is in circular ring, its axial both ends insertion, and lug boss 112 is fixedly installed on first set
The outer surface of 111 radial directions of cylinder, the inner surface of the first sleeve 111 are provided with the first internal thread, wherein, the first internal thread and the first outer spiral shell
Line is engaged, and the part of first connecting portion 101 is stretched into the first sleeve 111 and coordinated with the screw thread of second sleeve 120, first set
Cylinder 111.
In the present embodiment, the end face of one end of the remote fixed part 143 of connecting rod 141 offers connecting hole, the connecting hole
It is mainly used in grafting cutter head 150, the shape of the connecting hole is adapted with the shape of cutter head 150.
As shown in fig.1, in the present embodiment, the outer surface of second sleeve 120 opens up jagged 121, the lug boss 112
Second sleeve 120 is stretched out at least partially by the breach 121, it is necessary to which explanation, the breach 121 can be waist-shaped hole, and be somebody's turn to do
The Breadth Maximum of breach 121 is adapted with the external diameter of lug boss 112, and thus, lug boss 112 is located at outside second sleeve 120
Part is then clamped by breach 121, in the outer surface of second sleeve 120 and close to being provided with the second scale 122 at breach 121.
The operation principle of the screwdriver that will not damage screw that the utility model embodiment provides is：Rotary motion part 100,
Tumbler 100 rotates relative to second sleeve 120, due to the first connecting portion 101 and the first set of movable part 110 of tumbler 100
Cylinder 111 is threadedly coupled, and lug boss 112 is clamped by the breach 121, simultaneously as the rotation section of tumbler 100 and second sleeve
120 abut so that the relative position of tumbler 100 and second sleeve 120 is not in change, and the movable part 110 is according to the
The threaded connection of one external screw thread and the first internal thread, it can be close or away from base 130, so that the phase of the first sleeve 111
Spring 142 is compressed or unclamped, so, the elasticity of connecting rod 141 according to the installation requirement of different screws, can be adjusted,
And then play a part of protecting screw.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it can still be modified to the technical scheme described in foregoing embodiments, or which part technical characteristic is entered
Row equivalent substitution, all within the spirit and principles of the utility model, any modification, equivalent substitution and improvements made etc., all should
Within the scope of protection of the utility model.
Claims (7)
1. a kind of screwdriver that will not damage screw, it is characterised in that including base, second sleeve, movable part, tumbler and company
Connected components；
The second sleeve axially through the base is connected to one end of the second sleeve, and the tumbler is rotatable
Ground is connected to the other end of the second sleeve；
The tumbler includes cylindrical first connecting portion, and the first connecting portion stretches into the second sleeve and described
First connecting portion is provided with the first external screw thread；
The connection component includes fixed part, connecting rod and elastic component, at least part of the elastic component and the connecting rod
At least part be respectively positioned in the second sleeve, the fixed part is fixedly connected on one end of the connecting rod, the elasticity
Part is sheathed on the connecting rod and one end of the elastic component is held in the fixed part, and the fixed part is connected to the base
Inside；
The movable part includes the first sleeve and lug boss, and first sleeve and the part lug boss are respectively positioned on described second
In sleeve, first sleeve axially through, the lug boss be fixedly installed on the first set barrel dliameter to outer surface, institute
The inner surface for stating the first sleeve is provided with the first internal thread being engaged with first external screw thread, the part of the first connecting portion
Stretch into first sleeve and matched；
The chasing tool that screw will not be damaged has the first set cylinder to compress the impaction state of the elastic component and described
First sleeve departs from the releasing orientation of the elastic component.
2. the screwdriver according to claim 1 that screw will not be damaged, it is characterised in that the outer surface of the second sleeve
Provided with breach, at least part of the lug boss protrudes from the breach.
3. the screwdriver according to claim 1 that screw will not be damaged, it is characterised in that the second sleeve includes second
Connecting portion, the outer surface of the second connecting portion radial direction are provided with the second external screw thread, and the inner surface of the base is provided with and described the
The second internal thread that two external screw threads coordinate.
4. the screwdriver according to claim 1 that screw will not be damaged, it is characterised in that the spiral shell that screw will not be damaged
Silk knife also includes cutter head, and the cutter head is plugged in one end of the remote fixed part of the connecting rod.
5. the screwdriver according to claim 1 that screw will not be damaged, it is characterised in that the tumbler is also included in circle
The rotation section of column, the rotation section are fixedly connected with the first connecting portion, and the outer surface of the rotation section radial direction is provided with the
One scale.
6. the screwdriver according to claim 2 that screw will not be damaged, it is characterised in that the outer surface of the second sleeve
And it is provided with the second scale close to the indentation, there.
7. the screwdriver according to claim 1 that screw will not be damaged, it is characterised in that the elastic component is spring or bullet
Piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721021760.6U CN207027334U (en) | 2017-08-15 | 2017-08-15 | A kind of screwdriver that will not damage screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721021760.6U CN207027334U (en) | 2017-08-15 | 2017-08-15 | A kind of screwdriver that will not damage screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207027334U true CN207027334U (en) | 2018-02-23 |
Family
ID=61487038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721021760.6U Expired - Fee Related CN207027334U (en) | 2017-08-15 | 2017-08-15 | A kind of screwdriver that will not damage screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207027334U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108527236A (en) * | 2018-06-30 | 2018-09-14 | 苏家乐 | A kind of portable recyclable screwdriver |
-
2017
- 2017-08-15 CN CN201721021760.6U patent/CN207027334U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108527236A (en) * | 2018-06-30 | 2018-09-14 | 苏家乐 | A kind of portable recyclable screwdriver |
| CN108527236B (en) * | 2018-06-30 | 2020-06-05 | 郎溪万鹏科技中介服务有限公司 | Portable recoverable screwdriver |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180223 Termination date: 20200815 |