CN208163492U - A kind of movable self-locking spanner - Google Patents
A kind of movable self-locking spanner Download PDFInfo
- Publication number
- CN208163492U CN208163492U CN201820724829.XU CN201820724829U CN208163492U CN 208163492 U CN208163492 U CN 208163492U CN 201820724829 U CN201820724829 U CN 201820724829U CN 208163492 U CN208163492 U CN 208163492U
- Authority
- CN
- China
- Prior art keywords
- inner core
- adjustable plate
- outer cylinder
- movable self
- locking spanner
- 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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- Casting Devices For Molds (AREA)
Abstract
The utility model discloses a kind of movable self-locking spanners, including outer cylinder and inner core, the inner core is assemblied in outer barrel, several adjustable plates are equipped on the inner core, described adjustable plate one end and inner core are hinged, the outer cylinder and inner core make the free end position of adjustable plate change during relatively rotating, to make the space surrounded between adjustable plate change, the range that can be clamped is adjustable, and then the dismounting of various sizes of bolt or nut can be adapted to automatically, it is fixed and/or detachable on the outer cylinder to be provided with rotational handle, pass through the relative rotation of outer cylinder and inner core, change the clamping range of adjustable plate to fishbolt or nut, and active force continues to increase the function of realizing handling bolt and nut during further rotation of.
Description
Technical field
The utility model belongs to field of tool, in particular to a kind of movable self-locking spanner.
Background technique
The common tool of installation and removal when spanner is a kind of adjustment of equipment or maintenance；Bolt is blocked by the bayonet of spanner
Or nut, using handle using lever principle twist bolt, screw, nut and other screw threads tightly hold bolt or nut opening or
The hand-operated tools of trepanning firmware；Common spanner has solid wrench and two kinds of adjustable wrench, and bolt consistent for model or nut are dead
The handling of spanner are very quick, and it is more convenient then to use adjustable wrench for various types of bolts or nut, but existing work is pulled
Hand using when to require adjustment bayonet every time very troublesome, cause working efficiency low, in order to solve this problem, it is following specially
Sharp document discloses several spanners for being convenient for changing bayonet, equally exists the drawback of replacement bayonet trouble in actual use, by
Part is more when operation, these technologies are there is also component is easily lost, so how to solve the above problems is ability
The problem that field technique personnel think deeply always.
Utility model content
The purpose of this utility model is that：It is proposed that a kind of movable self-locking spanner is changed by the relative rotation of outer cylinder and inner core
Become the clamping range of adjustable plate to fishbolt or nut, and active force continues to increase reality during further rotation of
Now load and unload the function of bolt and nut.
The purpose of this utility model is realized by following technical proposals：
A kind of movable self-locking spanner, including outer cylinder and inner core, the inner core are assemblied in outer barrel, assemble on the inner core
There are several adjustable plates, described adjustable plate one end and inner core are hinged, make adjustable plate during the outer cylinder and inner core relative rotation
Free end position change, so that the space surrounded between making adjustable plate changes, the range that can be clamped is adjustable, in turn
The dismounting of various sizes of bolt or nut can be adapted to automatically, and fixed and/or detachable be provided with turns on the outer cylinder
Fixed handle.
A kind of movable self-locking spanner of the utility model, the inner core have columnar inner core body, the inner core body
Several bit-avoiding slots are provided with along axis, the bit-avoiding slot accommodates adjustable plate, and adjustable plate can rotate in the range of bit-avoiding slot.
A kind of movable self-locking spanner of the utility model, described adjustable plate one end have installation gap, the installation gap
It is connected to the stylolitic part of inner core, the adjustable plate is realized hinged by articulated shaft and inner core.
A kind of movable self-locking spanner of the utility model, the fan-shaped structure of installation gap.
A kind of movable self-locking spanner of the utility model, the inner core axial centre tool is perforative to keep away a hole.
A kind of movable self-locking spanner of the utility model, the outer barrel are in the cylinder cooperated with columnar inner core body
The core matching hole of shape, the outer cylinder and adjusting Board position corresponding position have adjustable plate guide protrusions.
A kind of movable self-locking spanner of the utility model, the adjustable plate guide protrusions are along articulated shaft corresponding position to tune
The free end radius of curvature of section plate gradually becomes smaller, to make adjustable plate be oriented to during outer cylinder and inner core relatively rotate
The free end of raised squeeze adjustments plate changes the range of adjustable plate clamping.
A kind of movable self-locking spanner of the utility model, is arranged flexible pre-tightening mechanism, institute between the adjustable plate and inner core
It states flexible pre-tightening mechanism one end and adjustable plate to connect close to core one side, the axial face of the flexible pre-tightening mechanism other end inner core
Connect.
A kind of movable self-locking spanner of the utility model, has with flexible pre-tightening mechanism junction that keep away position recessed on the inner core
Slot can be accommodated when flexible pre-tightening mechanism is squeezed completely into keeping away a groove.
A kind of movable self-locking spanner of the utility model, the inner core end face have counter sink.
According to the above technical scheme, the utility model has the beneficial effects that：It proposes a kind of movable self-locking spanner, passes through outer cylinder
With the relative rotation of inner core, change the clamping range of adjustable plate to fishbolt or nut, so as to adapt to different-diameter
Workpiece to be held, adjustable plate can be made to have rotation space by the way that bit-avoiding slot is arranged, keep away a hole by setting and can install
Bit space is kept away with screw rod when nut, is usually that spring can press from both sides automatically at the initial stage of work by setting flexible pre-tightening mechanism
Clamping of workpieces.
Detailed description of the invention
Fig. 1 is a kind of movable self-locking spanner schematic diagram of the utility model；
Fig. 2 is a kind of movable self-locking spanner axonometric drawing of the utility model；
Fig. 3 is a kind of movable self-locking spanner inner core schematic diagram of the utility model；
Fig. 4 is a kind of movable self-locking spanner inner core top view of the utility model；
Fig. 5 is a kind of movable self-locking spanner outer cylinder schematic diagram of the utility model.
Specific embodiment
With reference to the accompanying drawing, the utility model is described in detail.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
It is as shown in Figs. 1-5 a kind of embodiment of movable self-locking spanner of the utility model, a kind of movable self-locking spanner, including
Outer cylinder 1 and inner core 2, the inner core 2 are assemblied in inside outer cylinder 1, and several adjustable plates 22, the adjusting are equipped on the inner core 2
22 one end of plate and inner core 2 are hinged, send out the free end position of adjustable plate 22 during the outer cylinder 1 and the relative rotation of inner core 2
Changing, so that the space surrounded between adjustable plate 22 be made to change, the range that can be clamped is adjustable, and then can adapt to automatically
The dismounting of various sizes of bolt or nut, it is fixed and/or detachable on the outer cylinder 1 to be provided with rotational handle.
The inner core 2 has columnar inner core body 21, and the inner core body 21 is provided with several bit-avoiding slots 23 along axis,
The bit-avoiding slot 23 accommodates adjustable plate 22, and adjustable plate 22 can rotate in the range of bit-avoiding slot 23, described 22 one end of adjustable plate
With installation gap 222, the installation gap 222 is connected to the stylolitic part of inner core 2, and the adjustable plate 22 passes through articulated shaft 24
It is realized hingedly with inner core 2, the fan-shaped structure of the installation gap 222,2 axial centre of the inner core tool is perforative to keep away a hole
25, in the columned core matching hole 11 cooperate with columnar inner core body 21, the outer cylinder 1 and tune inside the outer cylinder 1
Saving 22 position corresponding position of plate has adjustable plate guide protrusions 12, and the adjustable plate guide protrusions 12 are along 24 corresponding position of articulated shaft
Free end radius of curvature to adjustable plate gradually becomes smaller, to make to adjust during outer cylinder 1 and inner core 2 relatively rotate
The free end of 12 squeeze adjustments plate 22 of plate guide protrusions, changes the range that adjustable plate 22 clamps, the adjustable plate 22 and inner core it
Between flexible pre-tightening mechanism is set, described flexible pre-tightening mechanism one end connect with adjustable plate 22 close to core one side, and the elasticity is in advance
The axial face of tight mechanism other end inner core 2 connects, and has on the inner core 2 with flexible pre-tightening mechanism junction and keeps away a groove, when
Flexible pre-tightening mechanism can accommodate when being squeezed completely into a groove is kept away, and 2 end face of inner core has counter sink 26.
According to the above technical scheme, the utility model has the beneficial effects that：It proposes a kind of movable self-locking spanner, passes through outer cylinder
With the relative rotation of inner core, change the clamping range of adjustable plate to fishbolt or nut, so as to adapt to different-diameter
Workpiece to be held, adjustable plate can be made to have rotation space by the way that bit-avoiding slot is arranged, keep away a hole by setting and can install
Bit space is kept away with screw rod when nut, is usually that spring can press from both sides automatically at the initial stage of work by setting flexible pre-tightening mechanism
Clamping of workpieces.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. a kind of movable self-locking spanner, it is characterised in that：Including outer cylinder（1）And inner core（2）, the inner core（2）It is assemblied in outer cylinder
（1）Inside, the inner core（2）On be equipped with several adjustable plates（22）, the adjustable plate（22）One end and inner core（2）Hingedly, institute
State outer cylinder（1）And inner core（2）Make adjustable plate during relative rotation（22）Free end position change, to make to adjust
Plate（22）Between the space that surrounds change, the range that can be clamped is adjustable, and then can adapt to various sizes of bolt automatically
Or the dismounting of nut, the outer cylinder（1）Upper fixation and/or detachable are provided with rotational handle.
2. a kind of movable self-locking spanner according to claim 1, it is characterised in that：The inner core（2）With columnar interior
Core ontology（21）, the inner core body（21）Several bit-avoiding slots are provided with along axis（23）, the bit-avoiding slot（23）It accommodates and adjusts
Plate（22）, and adjustable plate（22）It can be in bit-avoiding slot（23）In the range of rotate.
3. a kind of movable self-locking spanner according to claim 2, it is characterised in that：The adjustable plate（22）One end has peace
Fill notch（222）, the installation gap（222）It is connected to inner core（2）Stylolitic part, the adjustable plate（22）Pass through articulated shaft
（24）With inner core（2）It realizes hinged.
4. a kind of movable self-locking spanner according to claim 3, it is characterised in that：The installation gap（222）It is fan-shaped
Structure.
5. a kind of movable self-locking spanner according to claim 3, it is characterised in that：The inner core（2）Axial centre tool passes through
That wears keeps away a hole（25）.
6. a kind of movable self-locking spanner according to claim 3, it is characterised in that：The outer cylinder（1）Inside is in and column
Inner core body（21）The columned core matching hole of cooperation（11）, the outer cylinder（1）With adjustable plate（22）Position corresponding position
With adjustable plate guide protrusions（12）.
7. a kind of movable self-locking spanner according to claim 6, it is characterised in that：The adjustable plate guide protrusions（12）Edge
Articulated shaft（24）The free end radius of curvature of corresponding position to adjustable plate gradually becomes smaller, thus in outer cylinder（1）And inner core（2）
During relative rotation, make adjustable plate guide protrusions（12）Squeeze adjustments plate（22）Free end, change adjustable plate（22）Folder
The range held.
8. a kind of movable self-locking spanner according to claim 3, it is characterised in that：The adjustable plate（22）Between inner core
Flexible pre-tightening mechanism, described flexible pre-tightening mechanism one end and adjustable plate are set（22）It is connected close to core one side, the elasticity is pre-
Tight mechanism other end inner core（2）Axial face connect.
9. a kind of movable self-locking spanner according to claim 8, it is characterised in that：The inner core（2）It is upper to be pre-tightened with elasticity
Mechanism junction, which has, keeps away a groove, can be accommodated completely when flexible pre-tightening mechanism is squeezed into keeping away a groove.
10. a kind of movable self-locking spanner according to claim 5, it is characterised in that：The inner core（2）End face has countersunk head
Hole（26）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820724829.XU CN208163492U (en) | 2018-05-16 | 2018-05-16 | A kind of movable self-locking spanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820724829.XU CN208163492U (en) | 2018-05-16 | 2018-05-16 | A kind of movable self-locking spanner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208163492U true CN208163492U (en) | 2018-11-30 |
Family
ID=64367646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820724829.XU Expired - Fee Related CN208163492U (en) | 2018-05-16 | 2018-05-16 | A kind of movable self-locking spanner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208163492U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110091274A (en) * | 2019-04-15 | 2019-08-06 | 杨道财 | A kind of ratchet spanner |
| CN111449776A (en) * | 2020-04-10 | 2020-07-28 | 魏洪武 | Healing abutment and wrench thereof |
-
2018
- 2018-05-16 CN CN201820724829.XU patent/CN208163492U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110091274A (en) * | 2019-04-15 | 2019-08-06 | 杨道财 | A kind of ratchet spanner |
| CN111449776A (en) * | 2020-04-10 | 2020-07-28 | 魏洪武 | Healing abutment and wrench thereof |
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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: 20181130 Termination date: 20200516 |