CN215155328U - Self-locking mechanism and self-locking handle - Google Patents
Self-locking mechanism and self-locking handle Download PDFInfo
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- CN215155328U CN215155328U CN202120264845.7U CN202120264845U CN215155328U CN 215155328 U CN215155328 U CN 215155328U CN 202120264845 U CN202120264845 U CN 202120264845U CN 215155328 U CN215155328 U CN 215155328U
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Abstract
The utility model discloses a self-locking mechanism, include button, return spring and from the set bar, still include the locating pin, the one end of button is equipped with first inclined plane and lock groove, one end of self-locking bolt is sealed, and the other end is equipped with the pinhole, be equipped with the open slot from the middle part of set bar, the open slot is equipped with second inclined plane, basal plane and separation face, the basal plane meets with the pinhole, the locating pin is located in the pinhole, the button is located in the open slot from the set bar, first inclined plane laminating in the second inclined plane, the lock groove and the open slot of button set up in opposite directions, return spring locates button confined one end. The utility model provides a self-locking mechanism, the structure is simple and easy, easy dismounting uses reliably. The utility model also provides a pair of auto-lock handle.
Description
Technical Field
The utility model relates to a scray technical field, specifically speaking relates to a self-locking mechanism and auto-lock handle for scray.
Background
The folded article has small occupied space and is convenient to carry, so that the demand of the folder applied to the article is greatly increased.
Chinese patent document CN206485482U discloses a self-locking mechanism, which comprises a spring, a button slider and a locking pin, wherein the locking pin is inserted into a locking position for fixed locking, the middle part of the button slider is buckled and installed in the middle part of the locking pin, the button slider presses the locking pin obliquely, and a return spring is sleeved behind the locking pin. The button sliding block is pressed downwards, the inclined surface of the button sliding block forces the locking pin to retract against the elastic force of the spring, the button sliding block is loosened, the locking pin pushes the button sliding block to reset under the action of the elastic force of the spring and hooks the button sliding block to limit the button sliding block, and the locking pin resets and extends out to realize self-locking. Because the locking pin and the button sliding block are obliquely extruded and the arc-shaped groove on the locking pin and the clamping stop end on the button sliding block are clamped to prevent separation, the structure is slightly complicated and is not easy to process.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a self-locking mechanism, the structure is simple and easy, easy dismounting uses reliably.
The utility model discloses a technical scheme that self-locking mechanism adopted is:
the utility model provides a self-locking mechanism, includes button, return spring and from the set bar, still includes the locating pin, the one end of button is equipped with first inclined plane and lock groove, the lock groove is crossing with first inclined plane, be equipped with the pinhole from the set bar, the middle part from the set bar is equipped with the open slot, the open slot is equipped with second inclined plane, base plane and separation face, the base plane meets with the pinhole, the locating pin is located in the pinhole, the button is located in the open slot from the set bar, first inclined plane laminating in the second inclined plane, the lock groove and the open slot of button set up in opposite directions, the one end of button is located to return spring.
As a preferred scheme, the buckling groove is provided with a bottom surface, a first arc-shaped surface and a second arc-shaped surface, and the first arc-shaped surface and the second arc-shaped surface are arranged on two sides of the bottom surface.
Preferably, the bottom surface is a plane and is attached to the bottom plane of the open slot.
Preferably, the included angle between the first inclined surface and the end part of the button is 45 degrees, and the hinge joint between the second inclined surface and the end surface of the self-locking bolt is 45 degrees.
As a preferred scheme, the pin hole is formed in one end of the self-locking bolt, the other end of the self-locking bolt is provided with a thimble hole, the pin hole is communicated with the thimble hole, and the return spring is arranged at one end, provided with the pin hole, of the self-locking bolt.
As a preferred scheme, the pin hole is formed in one end of the self-locking bolt, an internal thread is formed in the end portion of the pin hole, the other end of the self-locking bolt is closed, the return spring is arranged at the closed end of the self-locking bolt, and an external thread is formed in one end of the positioning pin.
The utility model discloses a self-locking mechanism's beneficial effect is: the button is located in the open slot of self-locking bolt, the lock groove and the open slot of button set up in opposite directions, first slope laminating in the second inclined plane, press the button, the button promotes the elasticity that return spring was overcome to the auto-lock bolt through first inclined plane and removes, the auto-lock bolt withdrawal, break away from the lockhole, reach the effect of loosening, when loosening the button, return spring promotes the auto-lock bolt through the second inclined plane and promotes the button return, realize that the auto-lock bolt stretches into and locks from the lockhole, realize the auto-lock, because lock groove, mutual spacing between open slot and the locating pin, button and auto-lock bolt can not the unhook, reach button and auto-lock bolt interact's effect, it is spacing to the button through locating pin and auto-lock bolt, the shape in lock groove is simpler on the button, workable.
Another object of the present invention is to provide a self-locking handle, which is simple in structure, easy to assemble and disassemble, and reliable in use.
The utility model discloses a technical scheme that self-locking handle adopted is:
a self-locking handle is characterized by comprising a self-locking mechanism and a handle body, wherein a button hole and a self-locking bolt hole are formed in the handle body, the self-locking bolt hole is a counter bore, the button hole is communicated with the self-locking bolt hole, a return spring and a self-locking bolt are arranged in the self-locking bolt hole, and a button is arranged in the button hole.
Preferably, the handle body comprises a main plate, a first side plate and a second side plate, the first side plate and the second side plate are respectively arranged on two sides of the main plate, the self-locking bolt hole is formed in the first side plate, the button hole is formed in the main plate or the first side plate, and the self-locking bolt hole and the button hole are vertically arranged.
As an optimal scheme, the lifting device further comprises a top rod and a top rod pin, wherein two ends of the top rod pin are respectively arranged on the first side plate and the second side plate, a top rod threaded hole is formed in the top rod pin, an external thread is arranged at one end of the top rod, and the top rod is in threaded connection with the top rod threaded hole in the top rod pin.
As a preferred scheme, be equipped with the overlap joint bridge between first curb plate and the second curb plate, be equipped with the regulation hole on the overlap joint bridge, be equipped with adjusting screw on the regulation hole, the ejector pin passes under the overlap joint bridge, the ejector pin is located between tight spring in top and the adjusting screw.
The utility model discloses a beneficial effect of auto-lock handle is: push down the button, the button promotes the auto-lock bolt through first inclined plane and overcomes return spring's elasticity and removes, the auto-lock bolt withdrawal is from the set bar, break away from the lockhole, reach the effect of loosening, when loosening the button, return spring promotes the auto-lock bolt and promotes the button return through the second inclined plane, realize that the auto-lock bolt stretches out the auto-lock bolt hole, insert and lock from the lockhole, realize the auto-lock, it is spacing to the button through locating pin and auto-lock bolt, the shape in lock groove is simpler on the button, workable.
Drawings
FIG. 1 is a schematic structural view of the self-locking handle of the present invention;
fig. 2 is a schematic structural view of the button of the self-locking mechanism of the present invention;
fig. 3 is a schematic structural view of the self-locking bolt of the self-locking mechanism of the present invention;
FIG. 4 is a schematic structural view of the self-locking handle of the present invention applied to a folding joint;
fig. 5 is a schematic structural view of another embodiment of the folding joint self-locking bolt and the positioning pin of the present invention.
Detailed Description
The invention will be further elucidated and described with reference to the following embodiments and drawings in which:
referring to fig. 1, a self-locking handle includes a self-locking mechanism 10, a post 40, a post pin 30, an adjusting screw 50, a tightening spring 60, and a handle body 20.
The handle body 20 is provided with a main plate 21, a first side plate 22, a second side plate 23 and an eccentric cam 24, the first side plate 22 and the second side plate 23 are respectively arranged at two sides of the main plate 21, the eccentric cam 24 is arranged at one end of the main plate 21, a bridging bridge 25 is arranged between the first side plate 22 and the second side plate 23, an adjusting hole 26 is arranged on the bridging bridge 25, the adjusting hole 26 is provided with an adjusting screw 50, two ends of the ejector rod pin 30 are respectively arranged on the first side plate 22 and the second side plate 23, the ejector pin 30 is provided with an ejector threaded hole 31, one end of the ejector rod 40 is provided with an external thread, the end of the mandril 40 is in threaded connection with a mandril threaded hole 31 on the mandril pin 30, the mandril 40 passes through the lower part of the bridging bridge 25, the push rod 40 is arranged between the jacking spring 60 and the adjusting screw 50, and the adjusting screw 50 is adjusted to be used for finely adjusting the angle of the push rod 40.
The handle body 20 is provided with a button hole and a self-locking bolt hole, not shown in the figure, the button hole is communicated with the self-locking bolt hole, the self-locking bolt hole and the button hole are vertically arranged, the button hole penetrates through the main plate 21 and the first side plate 22 in the embodiment, the self-locking bolt hole is arranged on the first side plate 22, the self-locking bolt hole is a counter bore, and an opening of the self-locking bolt hole faces the eccentric cam 24.
Referring to fig. 1 and 2, the self-locking mechanism 10 includes a button 11, a return spring 14, a gasket 15, a self-locking bolt 12 and a positioning pin 13, wherein one end of the button 11 is provided with a first inclined surface 111 and a fastening groove 112, the fastening groove 112 intersects with the first inclined surface 111, the fastening groove 112 is provided with a bottom surface 1121, a first arc-shaped surface 1122 and a second arc-shaped surface 1123, the bottom surface 1121 is a plane, and the first arc-shaped surface 1122 and the second arc-shaped surface 1123 are disposed on two sides of the bottom surface 1121.
The button 11 is arranged in a button hole, the button 11 extends out of the main board 21 so as to be convenient for pressing the button 11 before the handle body 20 is rotated, the return spring 14 and the self-locking bolt 12 are arranged in a self-locking bolt hole, and under the action of the return spring 14, the self-locking bolt 12 extends out of and retracts into the self-locking bolt hole.
Referring to fig. 3, one end of the self-locking bolt 12 is provided with a pin hole 124, the other end of the self-locking bolt is provided with a thimble hole 125, the pin hole 124 is communicated with the thimble hole 125, the middle of the self-locking bolt 12 is provided with an open slot, the open slot is provided with a second inclined surface 121, a bottom plane 122 and a blocking surface 123, the bottom plane 122 is connected with the pin hole 124, the positioning pin 13 is arranged in the pin hole 124, the button 11 is arranged in the open slot of the self-locking bolt 12, the first inclined surface 111 is attached to the second inclined surface 121, the fastening groove 112 of the button 11 is arranged opposite to the open slot, the return spring 14 is arranged at one end of the self-locking bolt 12 provided with the pin hole 124, and the gasket 15 is arranged between the return spring 14 and the self-locking bolt 12. The bottom surface 1121 of the fastening slot 112 is attached to the bottom plane 122 of the open slot.
The included angle between the first inclined surface 111 and the end of the button 11 is 45 degrees, the second inclined surface 121 is 45 degrees with the hinge joint of the end surface of the self-locking bolt 12, the self-locking bolt 12 and the button 11 are just vertically arranged, and the self-locking bolt 12 and the button 11 synchronously move in the vertical direction.
When the self-locking bolt 12 and the button 11 are installed in the handle body 20, the return spring 14 and the self-locking bolt 12 are installed in a self-locking bolt hole of the handle body 20, the positioning pin 13 is pushed from the thimble hole 125 by using a thimble, so that the positioning pin 13 retracts against the elastic force of the return spring 14, the button 11 is installed in a button hole of the handle body 20, the thimble is pulled out, and the positioning pin 13 clamps the button 11 in an open slot of the self-locking bolt 12 under the action of the return spring 14. Similarly, when the self-locking bolt 12 and the button 11 are detached from the handle body 20, the positioning pin 13 is pushed from the thimble hole 125 by the thimble, so that the positioning pin 13 overcomes the elastic force of the return spring 14, and when the positioning pin 13 retracts to the inside of the joint of the self-locking bolt 12 and the button 11, the button 11 can be pulled out from the open slot of the self-locking bolt 12.
The utility model discloses an application of auto-lock handle in folding joint, please refer to fig. 4, folding joint includes auto-lock handle, first folding joint 70 and second folding joint 80, one side 70 of first folding joint 70 is passed through articulated shaft 120 with one side of second folding joint 80 and is connected, the opposite side of first folding joint 70 is equipped with handle groove 71, eccentric cam 24 on the auto-lock handle articulates in the handle groove 71 of first folding joint 70 through hinge 110, the opposite side of second folding joint 80 is equipped with cylinder groove 81, and cylinder 100 locates in the cylinder groove 81 of second folding joint 80 through cylinder 90, it is concave to be equipped with a plurality of spheres on cylinder 100, be equipped with grafting auto-lock hole 91 on cylinder 90, auto-lock jack 91 is located cylinder groove 81, just to locking bolt 12.
Pressing the button 11, rotating the handle body 20, first inclined plane 111 on the button 11 promotes the second inclined plane 121 on the lock bolt 12 and removes, make and overcome return spring 14's elasticity from lock bolt 12 and retract to in the auto-lock bolt hole, loosen button 11, return spring 14 promotes and stretches out the auto-lock bolt hole from lock bolt 12, insert in the auto-lock spliced eye 91, simultaneously extrude first inclined plane 111 from the second inclined plane 121 of lock bolt 12, make the button 11 return, the sphere on the ejector pin 40 top tight cylinder 100 is concave, realize folding joint locking, because insert auto-lock spliced eye 91 from lock bolt 12, handle body 20 can't rotate, folding joint reaches the effect of auto-lock. When the button 11 is pressed, the first inclined surface 111 on the button 11 pushes the second inclined surface 121 on the self-locking bolt 12 to move, so that the self-locking bolt 12 retracts into the self-locking bolt hole against the elastic force of the return spring 14, and the handle body 20 is rotated to open the folding joint.
In the above embodiment, referring to fig. 5, one end of the self-locking bolt 12 is closed, the other end of the self-locking bolt is provided with a pin hole 124, one end of the pin hole 124 is provided with an internal thread, the return spring 14 is arranged at the closed end of the self-locking bolt 12, the other structure is unchanged, that is, an open slot is arranged in the middle of the self-locking bolt 12, the open slot is provided with a second inclined surface 121, a bottom plane 122 and a blocking surface 123, the bottom plane 122 is connected with the pin hole 124, the positioning pin 13 is arranged in the pin hole 124, one end of the positioning pin 13 is provided with an external thread, the positioning pin 13 is in threaded connection with the pin hole 124, when the self-locking mechanism 10 needs to be installed, the positioning pin 13 is finally in threaded connection with the pin hole 124 according to the foregoing method, and when the self-locking mechanism 10 needs to be detached, the positioning pin 13 is firstly detached from the pin hole 124. Certainly, the positioning pin 13 and the pin hole 124 can be installed without using a threaded structure, for example, the positioning pin is encapsulated by a screw, or a certain friction force exists between the positioning pin and the pin hole, so that the positioning pin is not easy to fall off from the pin hole.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. The utility model provides a self-locking mechanism, includes button, return spring and from the set bar, its characterized in that still includes the locating pin, the one end of button is equipped with first inclined plane and lock groove, the lock groove is crossing with first inclined plane, be equipped with the pinhole from the set bar, the middle part from the set bar is equipped with the open slot, the open slot is equipped with second inclined plane, basal plane and separation face, the basal plane meets with the pinhole, the locating pin is located in the pinhole, the button is located in the open slot from the set bar, first inclined plane laminating in the second inclined plane, the lock groove and the open slot of button set up in opposite directions, the one end of button is located to return spring.
2. The self-locking mechanism of claim 1, wherein the latching slot has a bottom surface, a first curved surface and a second curved surface, and the first curved surface and the second curved surface are disposed on two sides of the bottom surface.
3. The self-locking mechanism of claim 2, wherein the bottom surface is a flat surface, and the bottom surface fits the bottom flat surface of the open slot.
4. The self-locking mechanism of claim 3, wherein the first inclined surface forms an angle of 45 ° with the end of the button, and the second inclined surface forms an angle of 45 ° with the end surface of the self-locking bolt.
5. The self-locking mechanism according to any one of claims 1 to 4, wherein the pin hole is formed at one end of the self-locking bolt, the other end of the self-locking bolt is provided with a thimble hole, the pin hole is communicated with the thimble hole, and the return spring is arranged at one end of the self-locking bolt provided with the pin hole.
6. The self-locking mechanism of any one of claims 1 to 4, wherein the pin hole is provided at one end of the self-locking bolt, the end of the pin hole is provided with an internal thread, the other end of the self-locking bolt is closed, the return spring is provided at the closed end of the self-locking bolt, and one end of the positioning pin is provided with an external thread.
7. A self-locking handle, characterized by comprising the self-locking mechanism as claimed in any one of claims 1 to 4 and a handle body, wherein the handle body is provided with a button hole and a self-locking bolt hole, the self-locking bolt hole is a counter bore, the button hole is communicated with the self-locking bolt hole, the return spring and the self-locking bolt are arranged in the self-locking bolt hole, and the button is arranged in the button hole.
8. The self-locking handle of claim 7 wherein the handle body comprises a main plate, a first side plate and a second side plate, the first side plate and the second side plate are disposed on opposite sides of the main plate, the self-locking bolt hole is disposed in the first side plate, the button hole is disposed in the main plate or in the first side plate, and the self-locking bolt hole and the button hole are disposed perpendicularly.
9. The self-locking handle according to claim 7 or 8, further comprising a top rod and a top rod pin, wherein two ends of the top rod pin are respectively disposed on the first side plate and the second side plate, the top rod pin is provided with a top rod threaded hole, one end of the top rod is provided with an external thread, and the top rod is in threaded connection with the top rod threaded hole on the top rod pin.
10. The self-locking handle according to claim 9 wherein a bridge is disposed between the first side plate and the second side plate, the bridge is provided with an adjusting hole, the adjusting hole is provided with an adjusting screw, the ejector rod passes through the bridge, and the ejector rod is disposed between the tightening spring and the adjusting screw.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023323597 | 2020-12-31 | ||
| CN2020233235973 | 2020-12-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215155328U true CN215155328U (en) | 2021-12-14 |
Family
ID=79408991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120264845.7U Active CN215155328U (en) | 2020-12-31 | 2021-01-30 | Self-locking mechanism and self-locking handle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215155328U (en) |
-
2021
- 2021-01-30 CN CN202120264845.7U patent/CN215155328U/en active Active
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