CN208246666U - A kind of adjustable wrench - Google Patents
A kind of adjustable wrench Download PDFInfo
- Publication number
- CN208246666U CN208246666U CN201820891523.3U CN201820891523U CN208246666U CN 208246666 U CN208246666 U CN 208246666U CN 201820891523 U CN201820891523 U CN 201820891523U CN 208246666 U CN208246666 U CN 208246666U
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- China
- Prior art keywords
- worm screw
- steel ball
- pulling
- mouth
- spring
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Abstract
The utility model provides a kind of adjustable wrench, including pulling body, pull mouth, worm screw, the body head of pulling is equipped with lateral circular hole, the mouth of pulling is interspersed in lateral circular hole by themselves bottom circular shaft rack gear, the body head of pulling also opens up worm screw accommodation space, worm screw is meshed with a mouthful circular shaft rack gear of pulling for top, worm screw arrangement of clutch is additionally provided in the worm screw accommodation space, the worm screw arrangement of clutch includes spring, left steel ball, right steel ball, the spring is installed in the central shaft hole that worm screw opens up, withstand left steel ball in spring left end, spring right end withstands right steel ball, corresponding arc elongated slot is opened up simultaneously in the left inside wall upper semisection of worm screw accommodation space and the right inner wall upper semisection of worm screw accommodation space, the left steel ball and right steel ball are close to corresponding arc elongated slot inner wall under the force of a spring.The utility model is designed reasonably, structure is simple, easy to manufacture, time saving and energy saving, and by the quick adjusting for moving up and down realization amount of opening of worm screw, easy to use, work efficiency is high.
Description
Technical field
The utility model relates to hardware tool, specifically a kind of adjustable wrench.
Background technique
Currently, common adjustable wrench can load and unload the fasteners such as bolt, nut.Different rule are encountered in cargo handling process
When the bolts of lattice, nut, the clamping of common adjustable wrench and to loosen speed slow influences working efficiency.
Application number: 89221040.0, publication date 1991-01-16 disclose quickly folding jaw spanner living, have on the spanner
One screw rod and rack gear can clutch regulating mechanism, be provided with a movable screw rod, be placed in can with jaw rack gear living into
On the position of row clutch；And have two pairs of spring locators, device when screw rod at jaw rack gear living in disengaging or the position engaged
It, can be on the position of the central axis of screw rod positioning when setting；The spring locator is made of spring and a bulb protrusion.
Application number: 94211219.9, publication date 1995-05-10 disclose a kind of dual-purpose fast tune spanner, and adjustable wrench has fixation
Jaw is common flat mouth on the right side of moving jaw, and left side is provided with the pipe wrench jaw of sawtooth, can do common wrench with also inverting work
Movable clamp port sawtooth and regular jaw are combined into pipe vice, and the two sides of adjustable wrench head square hole are provided with the length for worm gear shaft guiding
Slot, there are two blind holes for box bottom equipped with spring is shored, and worm gear is assemblied in clutch frame by worm gear shaft.
Application number: 91206144.8, publication date 1991-10-02 disclose a kind of dual-purpose fast tune adjustable wrench, and adjustable wrench has solid
Determine jaw, is with flat pliers mouth on the right side of moving jaw, left side, which is one, activity and to be equipped with the pipe wrench jaw of support spring, instead
The pipe wrench mouth matching for turning 180 ° and regular jaw is combined into pipe wrench, is provided with support worm gear shaft in the big square hole two sides in adjustable wrench head
Notch, worm gear pass through in the frame of worm gear shaft clutches, and for clutch with hand is pressed, there is jagged pipe in regular jaw middle section
Clamp jaw.
Technology disclosed above can realize the clutch function of worm screw and live wrench mouth rack gear, but with the application compared to after relatively, phase
Mutual technical solution is entirely different, and open file is all to push up worm shaft up with spring to realize purpose, and the application is different from
Open file, open file do not have any technical inspiration to the application yet.And the spiral shell shape tooth opened up on the worm screw of the application
One side is vertical plane, and another side is inclined-plane, at the same pull mouth rack also adaptability open up one side be vertical plane, another side
For the flute profile on inclined-plane, vertical plane guarantee is pulled to limit after mouth is opened and not moved back, guarantees that the openings of sizes pulling mouth and pulling between body will not become
Greatly, if it is desired to when becoming smaller or when finely tuning, can directly in no good mouth, pull the inclined-plane of mouth rack and the inclined-plane of spiral shell shape tooth generated
Lower pressure guarantees that the quick-make as unit of tooth pitch may be implemented in no good mouth in directly, and documents do not disclose similar spy
Sign does not have technical inspiration yet.
Utility model content
The purpose of the utility model is to provide a kind of adjustable wrench, rationally, structure is simple for design, easy to manufacture, time saving
Laborsaving, by the quick adjusting for moving up and down realization amount of opening of worm screw, easy to use, work efficiency is high.
The purpose of this utility model can be achieved by the following technical measures:
A kind of adjustable wrench includes pulling body, pulling mouth, worm screw, and the body head of pulling is equipped with lateral circular hole, described to pull mouth
Be interspersed in lateral circular hole by themselves bottom circular shaft rack gear, the body head of pulling also opens up worm screw accommodation space, worm screw with it is upper
A mouthful circular shaft rack gear of pulling for side is meshed, and worm screw arrangement of clutch, the worm screw clutch dress are additionally provided in the worm screw accommodation space
It sets including spring, left steel ball, right steel ball, the spring is installed in the central shaft hole that worm screw opens up, and left steel is withstood in spring left end
Pearl, spring right end withstand right steel ball, same in the left inside wall upper semisection of worm screw accommodation space and the right inner wall upper semisection of worm screw accommodation space
The corresponding arc elongated slot of Shi Kaishe, the left steel ball and right steel ball are close under the force of a spring in corresponding arc elongated slot
Wall.
The purpose of this utility model can be also achieved by the following technical measures:
When the left steel ball and right steel ball are slided or rolled in corresponding arc elongated slot, no matter slips or to be rolled into arc long
Any position in slot, left steel ball and right steel ball all not exclusively deviate from the central shaft hole of worm screw.
Spiral shell shape tooth is opened up on the worm screw, spiral shell shape tooth one side is vertical plane, and another side is inclined-plane, while pulling mouth rack
Also adaptability open up one side be vertical plane, another side be inclined-plane flute profile, the vertical plane of spiral shell shape tooth with pull mouth rack hang down
It faces directly and matches, the inclined-plane of spiral shell shape tooth is matched with the inclined-plane for pulling mouth rack, wherein mouth opening is pulled in the vertical plane guarantee matched
After limit, pull the inclined-plane of mouth rack side component generated to the inclined-plane of spiral shell shape tooth and push, screw rod is forced to move down, that is, when pulling mouth and opening,
It pushes directly on and pulls metastomium, worm screw moves down under the action of the component of side, pulls the existing quick-make as unit of tooth pitch of cause for gossip.
The utility model has the advantages that compared with prior art
Worm screw is pulled down, steel ball separates along elongated slot arc inner wall slide downward, spring-compressed, worm screw with mouth is pulled, and pulling mouth can be with
The quick adjusting of free-open-close realization amount of opening.After release, steel ball slides up along elongated slot arc inner wall under the force of a spring
It is dynamic, it worm screw and pulls mouth rack and engages again, restore normal adjustable wrench function.It pulls to push directly on when mouth opens and pulls metastomium,
Worm screw moves down under the action of the component of side, and pulling mouth may be implemented quick-make as unit of tooth pitch.The utility model design is closed
Reason, structure is simple, easy to manufacture, time saving and energy saving, passes through the quick adjusting for moving up and down realization amount of opening of worm screw, user
Just, work efficiency is high.
Detailed description of the invention
Fig. 1 is the perspective view of the explosion of the utility model embodiment；
Fig. 2 is structural schematic diagram of the utility model embodiment when disengaging；
Fig. 3 is structural schematic diagram of the utility model embodiment when self-return engages.
In figure: 1. pull body, and 2. pull mouth, 3. left steel balls, 4. springs, 5. worm screws, 6. right steel balls.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig.1 to Fig.3, the utility model provides a kind of technical solution: a kind of adjustable wrench is pulling 1 head of body
Equipped with big hole, pulls mouth 2 and be interspersed in big hole by the circular shaft that bottom is equipped with and pull body 1 and connect.1 lower head of body is pulled to be equipped with
Square hole, square hole is interior to be equipped with worm screw 5, has through-hole among worm screw 5, spring 4 passes through through-hole and is placed among worm screw 5, left steel ball 3 and right steel
Pearl 6 is located at 4 both ends of spring, and square hole left and right sidewall upper semisection is provided with arc elongated slot, left steel ball 3 and right steel ball 6 in the work of spring 4
It is firmly lower to be close to elongated slot arc inner wall and be slided up and down along elongated slot arc inner wall.Work can be realized by rotating worm screw 5 by hand
Wrench opening amount becomes larger or reduces.
Worm screw 4 is pulled down, left steel ball 3 and right steel ball 6 are compressed along elongated slot arc inner wall slide downward, spring 4, worm screw 5 and are pulled
Mouth 2 separates, and realizes the quick adjusting of amount of opening.After release, left steel ball 3 and right steel ball 6 are under the active force of spring 4 along elongated slot arc
Shape inner wall upward sliding, worm screw 5 and pulls 2 flute profile of mouth and engages again, restores normal adjustable wrench function.
Spiral shell shape tooth is opened up on worm screw, spiral shell shape tooth one side is vertical plane, and another side is inclined-plane, while pulling mouth rack and also fitting
It is vertical plane that answering property, which opens up one side, and another side is the flute profile on inclined-plane, the vertical plane of spiral shell shape tooth and the vertical plane for pulling mouth rack
It matches, the inclined-plane of spiral shell shape tooth is matched with the inclined-plane for pulling mouth rack, wherein the vertical plane guarantee matched is pulled after mouth is opened and limited
Position, the inclined-plane for pulling mouth rack generate side component to the inclined-plane of spiral shell shape tooth and push, and screw rod is forced to move down, and pulling can be direct when mouth 2 opens
2 rear portion of mouth is pulled in promotion, and worm screw 5 moves down under the action of the component of side, and pulling mouth 2 may be implemented quick-make as unit of tooth pitch.
As shown, inclined-plane is opened in left side, vertical plane is opened in right side, guarantees that the openings of sizes pulling mouth and pulling between body will not become
Greatly, it is applicable in when the opening pulled mouth and pull between body becomes smaller or is used when inside contracting fine tuning.
The utility model is designed reasonably, structure is simple, easy to manufacture, time saving and energy saving, moves up and down realization by worm screw
The quick adjusting of amount of opening, easy to use, work efficiency is high.
In the description of the present invention, it should be understood that temporald eixis or positional relationship are based on the figure
Orientation or positional relationship is merely for convenience of description the utility model, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (3)
1. a kind of adjustable wrench, including pull body, pull mouth, worm screw, the body head of pulling is equipped with lateral circular hole, and the mouth of pulling passes through
Themselves bottom circular shaft rack gear is interspersed in lateral circular hole, and the body head of pulling also opens up worm screw accommodation space, worm screw and top
It pulls a mouthful circular shaft rack gear to be meshed, is additionally provided with worm screw arrangement of clutch in the worm screw accommodation space, which is characterized in that the worm screw
Arrangement of clutch includes spring, left steel ball, right steel ball, and the spring is installed in the central shaft hole that worm screw opens up, spring left end top
Firmly left steel ball, spring right end withstand right steel ball, on the left inside wall upper semisection of worm screw accommodation space and the right inner wall of worm screw accommodation space
Half section opens up corresponding arc elongated slot simultaneously, and the left steel ball and right steel ball are close to corresponding arc under the force of a spring
Elongated slot inner wall.
2. a kind of adjustable wrench according to claim 1, which is characterized in that the left steel ball and right steel ball are corresponding
When sliding or roll in arc elongated slot, any position in arc elongated slot no matter is slipped or is rolled into, left steel ball and right steel ball are not
The central shaft hole of completely out worm screw.
3. a kind of adjustable wrench according to claim 1 or 2, which is characterized in that open up spiral shell shape tooth, spiral shell on the worm screw
Shape tooth one side be vertical plane, another side is inclined-plane, at the same pull mouth rack also adaptability open up one side be vertical plane, it is another
Side is the flute profile on inclined-plane, and the vertical plane of spiral shell shape tooth matches with the vertical plane for pulling mouth rack, the inclined-plane of spiral shell shape tooth with pull ability to speak
The inclined-plane of item matches, wherein the vertical plane guarantee matched is pulled after mouth is opened and limited, pulls the inclined-plane of mouth rack to spiral shell shape tooth
Inclined-plane generates side component and pushes, and screw rod is forced to move down, that is, when pulling mouth opening, pushes directly on and pull metastomium, worm screw is in side component
It is moved down under effect, pulls the existing quick-make as unit of tooth pitch of cause for gossip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820891523.3U CN208246666U (en) | 2018-06-08 | 2018-06-08 | A kind of adjustable wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820891523.3U CN208246666U (en) | 2018-06-08 | 2018-06-08 | A kind of adjustable wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208246666U true CN208246666U (en) | 2018-12-18 |
Family
ID=64654050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820891523.3U Active CN208246666U (en) | 2018-06-08 | 2018-06-08 | A kind of adjustable wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208246666U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108655999A (en) * | 2018-06-08 | 2018-10-16 | 威海市威力高档工具有限公司 | Adjustable wrench |
-
2018
- 2018-06-08 CN CN201820891523.3U patent/CN208246666U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108655999A (en) * | 2018-06-08 | 2018-10-16 | 威海市威力高档工具有限公司 | Adjustable wrench |
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