CN215318349U - Self-adjusting opening and locking wrench - Google Patents
Self-adjusting opening and locking wrench Download PDFInfo
- Publication number
- CN215318349U CN215318349U CN202120946999.4U CN202120946999U CN215318349U CN 215318349 U CN215318349 U CN 215318349U CN 202120946999 U CN202120946999 U CN 202120946999U CN 215318349 U CN215318349 U CN 215318349U
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- China
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- opening
- round
- spanner
- head pin
- movable spanner
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Abstract
The utility model relates to a spanner capable of automatically adjusting opening and locking, which comprises a handle body, a movable spanner opening 1, a movable spanner opening 2, a torsion spring, a round-head pin 1, a round-head pin 2 and a limiting pin, and is characterized in that: the adjustable spanner opening 1 and the adjustable spanner opening 2 are fixed on the handle body through round-head pins and connected through a torsion spring, nuts needing to be twisted are screwed at the opening of the two adjustable spanner openings, the two adjustable spanner openings are automatically opened, the nuts enter the jaw positions of the two adjustable spanner openings, the nuts automatically slide into the tooth positions of the spanner openings by rotating the handle part, when force is applied to the adjustable spanner opening 2, the two adjustable spanner openings are automatically locked and ratchet the nuts, when force is applied to the adjustable spanner opening 1, the two adjustable spanner openings automatically loosen the nuts to realize a ratchet function, two claws of the torsion spring are installed in specific installation holes, and a limit pin is designed below the adjustable spanner opening 1 to control the opening position of the adjustable spanner opening 1.
Description
Technical Field
The utility model relates to the technical field of manual hardware tools, in particular to a self-adjusting opening and locking wrench which has the functions of a sleeve and a ratchet wheel.
Background
At present, a wrench in the market generally needs to be adjusted manually during opening and locking, cannot automatically adapt to a nut, and is long in adjusting time and low in working efficiency.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide a self-adjusting opening and locking wrench.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a spanner from regulation opening and locking, includes that the handle body, activity pull 1, activity pull 2, torsional spring, round pin 1, round pin 2, spacer pin, its characterized in that: the movable spanner opening 1 is fixed on the handle body through the round-head pin 2, the movable spanner opening 2 is fixed on the handle body through the round-head pin 1, the movable spanner opening 1 and the movable spanner opening 2 are respectively provided with a small hole beside the round-head pin hole, two claws of the torsion spring are arranged in the two small holes, the movable spanner openings 1 and 2 are connected through the torsion spring, the automatic locking is realized when the tool can be smoothly opened during self-adjustment, through repeated tests, the design positions of the round-head pins 1 and 2 and torsion spring mounting holes beside the round-head pins respectively need to meet the requirements, the horizontal distance from the central position of the round-head pin 2 to the central positions of the movable spanner openings 1 and 2 is 1.5-2 times of the horizontal distance from the central position of the round-head pin 1 to the central position of the movable spanner openings 1 and 2, the connecting line of the central position of the round-head pin 1 and the movable spanner openings 1 and 2 and the horizontal line angle is 6-8 degrees, the central position of the round-head pin 2 and the movable spanner opening 1 and the horizontal line, The angle between the connecting line of the central position of the round-head pin 1 and the horizontal line is 22-26 degrees, the included angle between the connecting line of the central position of the round-head pin 1 and the central position of the movable spanner opening 1 and 2 and the connecting line of the central position of the round-head pin 2 and the central position of the round-head pin 1 is 139-141 degrees, the central position of the torsion spring mounting hole arranged on the movable spanner opening 1 and the central position of the round-head pin 2 and the horizontal line are-41-43 degrees, the torsion spring mounting hole arranged on the movable spanner opening 2, the central position of the torsion spring mounting hole relative to the central position of the round-head pin 1 and the horizontal line are 32-44.6 degrees, when in use, the opening of the movable spanner opening 1 and 2 is placed on a nut needing to be twisted and pressed, so that the movable spanner opening 1 and the movable spanner opening 2 are automatically opened, the nut enters the spanner opening, the tool is moved up and down, and the nut automatically slides into the tooth positions arranged on the movable spanner opening 1 and 2, press the spanner to the activity and then activity is pulled mouthful 2 directions and mouthful 1, 2 automatic locking, can carry out the turn-knob to the nut, the activity is pulled mouthful 1 when the spanner is rotated to the activity and is pulled mouthful 1 direction, 2 automatic loosening, when rotatory certain angle, the nut card is gone into next tooth position and is reverse application of force again, again can turn-knob to the nut, realize the ratchet function, still the design has the spacer pin below the activity is pulled mouthful 1, can control the opening position that the activity was pulled mouthful 1, it is too big to make the activity pull mouthful 1 can not open, otherwise the torsional spring loses the effect, the activity is pulled mouthful 1, 2 can not automatic locking, harm the torsional spring life-span. The utility model has reasonable design, simple structure and easy manufacture, has the functions of a sleeve and a ratchet wheel, and greatly improves the working efficiency.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the automatic opening function of the present invention.
FIG. 3 is a schematic diagram of the ratcheting function of the present invention.
FIG. 4 is a functional diagram of the ratchet of the present invention.
Fig. 5 is a schematic view of the angular and distance positions of the round head pin of the present invention.
Fig. 6 is a schematic view of the angular position of the torsion spring hole of the present invention.
The labels in the figure are: 1. the adjustable spanner comprises movable spanner openings 1 and 2, movable spanner openings 2 and 3, round-head pins 1 and 4, round-head pins 2 and 5, torsion springs 6, limiting pins 7 and a handle body.
Detailed Description
As shown in figure 1, a spanner with self-adjusting opening and locking comprises a handle body 7, a movable spanner opening 1, a movable spanner opening 2, a torsion spring 5, a round-head pin 1, a round-head pin 2 and a limit pin 6, and is characterized in that the movable spanner opening 1 is fixed on the handle body 7 through the round-head pin 2, the movable spanner opening 2 is fixed on the handle body 7 through the round-head pin 1 and is connected through the torsion spring 5, nuts needing to be twisted are pressed at the opening parts of the 2 movable spanner openings 1 and 2, the 2 movable spanner openings 1 and 2 are automatically opened, the nuts enter the spanner openings of the movable spanner openings 1 and 2, the nuts automatically slide into the tooth positions of the movable spanner openings 1 and 2 by rotating the handle body 7, when force is applied to the direction of the movable spanner opening 2, the 2 movable spanner openings 1 and 2 are automatically locked and can be twisted on the nuts, when force is applied to the direction of the movable spanner opening 1, the 2 movable spanner openings 1 and 2 automatically loosen the nuts, when the nut is rotated by a certain angle, the nut is clamped into the next tooth position and then reversely applies force, the nut can be turned to realize the ratchet function, two claws of the torsion spring 5 are arranged in a specific mounting hole, and a limiting pin 6 is arranged below the movable wrench opening 1 and can control the opening position of the movable wrench opening 1.
The utility model has reasonable design, simple structure and easy manufacture, has the functions of a sleeve and a ratchet wheel, and greatly improves the working efficiency.
Claims (1)
1. A spanner capable of automatically adjusting opening and locking comprises a handle body, a movable spanner opening 1, a movable spanner opening 2, a torsion spring, a round-head pin 1, a round-head pin 2 and a limiting pin, and is characterized in that the movable spanner opening 1 is fixed on the handle body through the round-head pin 2, the movable spanner opening 2 is fixed on the handle body through the round-head pin 1, the horizontal distance from the center position of the round-head pin 2 to the center position of the movable spanner opening 1 and the round-head pin 2 is 1.5-2 times of the horizontal distance from the center position of the round-head pin 1 to the center position of the movable spanner opening 1 and the center position of the round-head pin 2, the connecting line between the center position of the round-head pin 1 and the center position of the movable spanner opening 1 and the center position of the round-head pin 2 and the horizontal line angle are 6-8 degrees, the connecting line between the center position of the round-head pin 2 and the movable spanner opening 1 and the center position of the round-head pin 2 and the connecting line between the center position of the movable spanner opening 1 and the round-head pin 2 are 22-141 degrees, the movable spanner opening 1 is provided with a torsion spring mounting hole, the central position of the hole and the central position of the round-head pin 2 form an angle of-41-43 degrees with a horizontal line, the movable spanner opening 2 is provided with a torsion spring mounting hole, the central position of the hole relative to the round-head pin 1 and the horizontal line form an angle of 32-44.6 degrees, the torsion spring is mounted in the two mounting holes, and a limit pin is designed below the movable spanner opening 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120946999.4U CN215318349U (en) | 2021-05-06 | 2021-05-06 | Self-adjusting opening and locking wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120946999.4U CN215318349U (en) | 2021-05-06 | 2021-05-06 | Self-adjusting opening and locking wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215318349U true CN215318349U (en) | 2021-12-28 |
Family
ID=79597716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120946999.4U Active CN215318349U (en) | 2021-05-06 | 2021-05-06 | Self-adjusting opening and locking wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215318349U (en) |
-
2021
- 2021-05-06 CN CN202120946999.4U patent/CN215318349U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |