CN213344575U - Self-locking lubricating puller - Google Patents
Self-locking lubricating puller Download PDFInfo
- Publication number
- CN213344575U CN213344575U CN202022474581.6U CN202022474581U CN213344575U CN 213344575 U CN213344575 U CN 213344575U CN 202022474581 U CN202022474581 U CN 202022474581U CN 213344575 U CN213344575 U CN 213344575U
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- Prior art keywords
- fixedly connected
- piece
- extrusion
- upper shell
- self
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- 230000001050 lubricating effect Effects 0.000 title claims abstract description 11
- 238000001125 extrusion Methods 0.000 claims abstract description 42
- 230000000149 penetrating effect Effects 0.000 claims abstract description 3
- 241000463219 Epitheca Species 0.000 claims description 19
- 238000003756 stirring Methods 0.000 abstract description 2
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The utility model discloses a lubricated pull head of auto-lock belongs to zip fastener technical field. A self-locking lubricating pull head comprises an upper shell and a lower shell, wherein the upper left end of the upper shell is fixedly connected with two clamping rings, the upper inner wall of the upper shell is provided with two square grooves, the upper inner wall of the upper shell is provided with two extrusion blocks in a penetrating manner, the circumferential surfaces of the two extrusion blocks are respectively sleeved with a first limiting block, the bottom inner walls of the two square grooves are respectively and fixedly connected with a group of first springs, the circumferential surface of a rotating rod is sleeved with a pulling piece, the front end and the rear end of the pulling piece are respectively and fixedly connected with a clamping, the self-locking lubricating pull head stirs the pull piece to enable the pull piece to rotate to the left side around the rotating rod, when the two clamping rods are respectively clamped by the two clamping rings, the right end of the pull piece enables the two extrusion blocks to move downwards, the bottoms of the two extrusion blocks are contacted with the teeth of the zipper, due to the friction force between the extrusion block and the zipper teeth, the upper shell and the lower shell cannot automatically slide off, and the closed state of the zipper teeth can be stably maintained.
Description
Technical Field
The utility model relates to a zip fastener technical field, more specifically say, relate to a lubricated pull head of auto-lock.
Background
The zipper is a connecting piece which is used for enabling articles to be combined or separated by means of the zipper teeth which are continuously arranged, and is widely applied to clothes, bags, tents and the like.
The self-locking zipper is one type of the zipper, the zipper teeth on two closed sides of the self-locking zipper are pulled by hands under the condition that the pull piece is not used for dragging the pull head, and clothes on two sides of the zipper teeth can not be opened by the hands, so that clothes or bags using the self-locking zipper can not be opened due to the sliding of the pull head, and the self-locking zipper is quite wide in application and has good market prospect.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
To the problem that exists among the prior art, the utility model aims to provide a lubricated pull head of auto-lock, it can be through fixing the pulling-on piece at the snap ring to make extrusion piece and chain tooth laminating, thereby stop the slip of pull head through frictional force.
2. Technical scheme
In order to solve the above problem, the utility model adopts the following technical scheme:
a self-locking lubricating pull head comprises an upper shell and a lower shell, wherein the upper left end of the upper shell is fixedly connected with two snap rings, two square grooves are arranged in the upper inner wall of the upper shell, two extrusion blocks are arranged in the upper inner wall of the upper shell in a penetrating manner, first limiting blocks are sleeved on the circumferential surfaces of the two extrusion blocks, a group of first springs are fixedly connected with the bottom inner walls of the two square grooves, the upper ends of the two groups of first springs are fixedly connected with the two first limiting blocks respectively, the upper end of the upper shell is fixedly connected with a supporting rod, the upper end of the upper shell is fixedly connected with a fixing block, the upper end of the supporting rod is rotatably connected with a rotating rod, the right lower end of the rotating rod is inserted in the fixed block, run through between the both ends and be provided with the bolt around the fixed block, the circumference surface cover of dwang is equipped with the pulling-on piece, the equal fixedly connected with kelly in both ends around the pulling-on piece.
As an optimized scheme of the utility model, a plurality of round rollers of the equal fixedly connected with of lower extreme of epitheca and inferior valve.
As a preferred scheme of the utility model, fixedly connected with fixed pin on the end inner wall of inferior valve, the fixed pin activity is pegged graft in the upper inner wall of epitheca.
As a preferred scheme of the utility model, the extrusion pole has all been pegged graft at both ends around the epitheca, two the circumference surface cover of extrusion pole is equipped with the second stopper.
As a preferred scheme of the utility model, rectangular groove has been seted up on the upper portion of fixed pin, rectangular groove has all been pegged graft at the both ends that are close to the stripper bar has the fixture block, two fixedly connected with second spring, two between the one end that the fixture block is close to each other the one end that the second spring was kept away from to the fixture block is laminated with two stripper bars respectively mutually.
As an optimal scheme of the utility model, the pulling-on piece is located the left end of snap ring, the extrusion piece is located between snap ring and the pulling-on piece.
3. Advantageous effects
Compared with the prior art, the utility model provides a lubricated pull head of auto-lock has following beneficial effect:
(1) this lubricated pull head of auto-lock, stir the pulling-on piece, make the pulling-on piece rotate around the dwang to the left side, be blocked by two snap rings respectively when two kellies, the right-hand member of pulling-on piece will laminate mutually with the upper end of two extrusion pieces this moment, make two extrusion piece downstream, first spring is in compression state this moment, the bottom of two extrusion pieces touches mutually with the chain tooth of zip fastener, because the frictional force between extrusion piece and the chain tooth, make upper shell and inferior valve can not automatic landing, the closed state of keeping chain tooth that can be stable.
(2) This lubricated pull head of auto-lock extrudees two extrusion poles through the direction of going to the epitheca simultaneously, and two extrusion poles extrude two fixture blocks respectively for two fixture blocks move to the direction that is close to each other, thereby make the fixed pin can break away from the epitheca, and epitheca and inferior valve can part, dismantle and the facility of installing all ten minutes.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;
fig. 3 is a schematic view of the left-side direction structure of the present invention;
FIG. 4 is a schematic diagram of the structure of the right side direction of the present invention;
fig. 5 is an enlarged view of the point B in fig. 4 according to the present invention.
The reference numbers in the figures illustrate:
1. an upper shell; 2. a lower case; 3. a round roller; 4. a fixing pin; 5. a snap ring; 6. extruding the block; 7. a pull tab; 8. a clamping rod; 9. a fixed block; 10. a bolt; 11. rotating the rod; 12. a support bar; 13. a first stopper; 14. a first spring; 15. a second limiting block; 16. a clamping block; 17. a second spring; 18. the rod is squeezed.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
referring to fig. 1-5, a self-locking lubricating slider comprises an upper shell 1 and a lower shell 2, and is characterized in that: two snap rings 5 of upper left end fixedly connected with of epitheca 1, two square grooves have been seted up in the upper inner wall of epitheca 1, run through in the upper inner wall of epitheca 1 and be provided with two extrusion piece 6, the circumference surface of two extrusion piece 6 all overlaps and is equipped with first stopper 13, the equal fixedly connected with a set of first spring 14 of the end inner wall in two square grooves, the upper end of two sets of first springs 14 respectively with two first stopper 13 fixed connection, the upper end fixedly connected with bracing piece 12 of epitheca 1, the upper end fixedly connected with fixed block 9 of epitheca 1, the upper end of bracing piece 12 is rotated and is connected with dwang 11, peg graft in fixed block 9 lower right end of dwang 11, it is provided with bolt 10 to run through between the front and back both ends of fixed block 9, the circumference surface cover of dwang 11 is equipped with pulling-on piece 7.
In the embodiment of the utility model, the clamping rod 8 can be clamped by the clamping ring 5, the lower part of the pulling-on piece 7 is a rectangular frame, the rectangular frame is inserted into the rectangular frame by the rotating rod 11, so that the pulling-on piece 7 can not be separated from the annular frame consisting of the fixed block 9, the rotating rod 11 and the supporting rod 12, the upper end of the first stopper 13 is attached to the upper inner wall of the square groove, so that the extruding blocks 6 can not be separated from the upper shell 1, the pulling-on piece 7 is stirred, so that the pulling-on piece 7 rotates around the rotating rod 11 to the left side, when the two clamping rods 8 are respectively clamped by the two clamping rings 5, the right end of the pulling-on piece 7 is attached to the upper ends of the two extruding blocks 6 at the moment, so that the two extruding blocks 6 move downwards, the first spring 14 is in a compressed state, the bottoms of the two extruding blocks 6 are contacted with the zipper teeth of the zipper, because of the friction force between, make snap ring 5 and the separation of kelly 8, break away from the upper end of extrusion piece 6 completely when pulling-on piece 7, the restoring force of the first spring 14 that is in compression state acts on first stopper 13 for first stopper 13 drives the motion of extrusion piece 6 to the upside of epitheca 1, and the lower extreme of extrusion piece 6 no longer laminates with the chain tooth, can be normal drag epitheca 1 and inferior valve 2 through pulling-on piece 7.
Specifically, as shown in fig. 1, 3 and 4, the lower ends of the upper shell 1 and the lower shell 2 are fixedly connected with a plurality of round rollers 3.
In this embodiment, when the clothes is pulled into between epitheca 1 and inferior valve 2 carelessly, can pull out the clothes through the roll of circle roller 3 laborsaving more, and it is less to the clothes damage.
Specifically, referring to fig. 1, 3, 4 and 5, a fixing pin 4 is fixedly connected to the bottom inner wall of the lower casing 2, and the fixing pin 4 is movably inserted into the upper inner wall of the upper casing 1.
In this embodiment, the upper case 1 and the lower case 2 are connected by the fixing pin 4, and the fixing pin 4 is also an important component for opening and closing the fastener elements.
Specifically, as shown in fig. 3-5, the front end and the rear end of the upper casing 1 are respectively inserted with a squeezing rod 18, and the circumferential surfaces of the two squeezing rods 18 are sleeved with a second limiting block 15.
In this embodiment, the second stopper 15 functions to prevent the pressing rod 18 from being separated from the inside of the upper case 1.
Specifically, as shown in fig. 4 and 5, a long groove is formed in the upper portion of the fixing pin 4, two ends of the long groove close to the extrusion rods 18 are respectively inserted with the fixture blocks 16, one end of each of the two fixture blocks 16 close to each other is fixedly connected with the second spring 17, and one end of each of the two fixture blocks 16 far from the second spring 17 is respectively attached to the two extrusion rods 18.
In this embodiment, through two extrusion poles 18 of direction extrusion of epitheca 1 simultaneously, two fixture blocks 16 are extruded respectively to two extrusion poles 18 for two fixture blocks 16 move to the direction that is close to each other, thereby make fixed pin 4 can break away from epitheca 1, and epitheca 1 and inferior valve 2 can part, dismantle and install all convenience very.
Specifically, referring to fig. 1, the pull tab 7 is located at the left end of the snap ring 5, and the extrusion block 6 is located between the snap ring 5 and the pull tab 7.
In this embodiment, when the squeeze block 6 is not in contact with the pull tab 7, the squeeze block 6 is higher than the snap ring 5.
The working principle is as follows: after an operator closes the zipper teeth by using the puller, the pull piece 7 is shifted by hand, the pull piece 7 rotates towards the left side around the rotating rod 11, when the two clamping rods 8 are respectively clamped by the two clamping rings 5, the right end of the pull piece 7 is attached to the upper ends of the two extrusion blocks 6 at the moment, the two extrusion blocks 6 move downwards, the first spring 14 is in a compression state at the moment, the bottoms of the two extrusion blocks 6 are contacted with the zipper teeth of the zipper, the upper shell 1 and the lower shell 2 cannot automatically slide down due to the friction force between the extrusion blocks 6 and the zipper teeth, the closed state of the zipper teeth can be stably maintained, when the pull piece 7 is shifted towards the right side by the operator, the clamping rings 5 are separated from the clamping rods 8, when the pull piece 7 is completely separated from the upper ends of the extrusion blocks 6, the restoring force of the first spring 14 in the compression state acts on the first limiting block 13, and the first limiting block 13 drives the extrusion blocks 6 to move towards, the lower extreme of extrusion piece 6 no longer laminates with the chain tooth, can be normal drags epitheca 1 and inferior valve 2 through pulling-on piece 7 to make the chain tooth part, the utility model discloses a control mode is controlled through artifical start-up and closing switch, and power element's wiring picture and the providing of power belong to the common general knowledge in this field, and the utility model discloses mainly be used for protecting mechanical device, so the utility model discloses no longer explain in detail control mode and wiring arrangement.
The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention.
Claims (6)
1. The utility model provides a lubricated pull head of auto-lock, includes epitheca (1) and inferior valve (2), its characterized in that: the upper end of the left side of the upper shell (1) is fixedly connected with two clamping rings (5), two square grooves are arranged in the upper inner wall of the upper shell (1), two extrusion blocks (6) are arranged in the upper inner wall of the upper shell (1) in a penetrating manner, first limiting blocks (13) are sleeved on the circumferential surfaces of the two extrusion blocks (6), a group of first springs (14) are fixedly connected to the bottom inner walls of the two square grooves, the upper ends of the two groups of first springs (14) are respectively fixedly connected with the two first limiting blocks (13), a supporting rod (12) is fixedly connected to the upper end of the upper shell (1), a fixing block (9) is fixedly connected to the upper end of the upper shell (1), a rotating rod (11) is rotatably connected to the upper end of the supporting rod (12), the right lower end of the rotating rod (11) is inserted into the fixing block (9), a bolt (10) is arranged between the front end and the rear end, the circumference surface cover of dwang (11) is equipped with pulling-on piece (7), equal fixedly connected with kelly (8) in both ends around pulling-on piece (7).
2. The self-locking lubricating slider according to claim 1, characterized in that: the lower ends of the upper shell (1) and the lower shell (2) are fixedly connected with a plurality of round rollers (3).
3. The self-locking lubricating slider according to claim 1, characterized in that: the bottom inner wall of the lower shell (2) is fixedly connected with a fixing pin (4), and the fixing pin (4) is movably inserted into the upper inner wall of the upper shell (1).
4. The self-locking lubricating slider according to claim 1, characterized in that: the front end and the rear end of the upper shell (1) are respectively inserted with an extrusion rod (18), and the circumferential surfaces of the two extrusion rods (18) are sleeved with second limiting blocks (15).
5. The self-locking lubricating slider according to claim 3, characterized in that: the upper portion of the fixing pin (4) is provided with a long groove, two ends, close to the extrusion rods (18), of the long groove are respectively connected with clamping blocks (16) in an inserting mode, a second spring (17) is fixedly connected between one ends, close to each other, of the clamping blocks (16), and one ends, far away from the second spring (17), of the clamping blocks (16) are respectively attached to the two extrusion rods (18).
6. The self-locking lubricating slider according to claim 1, characterized in that: the pulling-on piece (7) is located the left end of snap ring (5), extrusion piece (6) are located between snap ring (5) and pulling-on piece (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022474581.6U CN213344575U (en) | 2020-10-30 | 2020-10-30 | Self-locking lubricating puller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022474581.6U CN213344575U (en) | 2020-10-30 | 2020-10-30 | Self-locking lubricating puller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213344575U true CN213344575U (en) | 2021-06-04 |
Family
ID=76134450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022474581.6U Expired - Fee Related CN213344575U (en) | 2020-10-30 | 2020-10-30 | Self-locking lubricating puller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213344575U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114190659A (en) * | 2021-11-05 | 2022-03-18 | 王方圆 | Zipper capable of being rapidly retracted |
-
2020
- 2020-10-30 CN CN202022474581.6U patent/CN213344575U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114190659A (en) * | 2021-11-05 | 2022-03-18 | 王方圆 | Zipper capable of being rapidly retracted |
| CN114190659B (en) * | 2021-11-05 | 2024-04-26 | 王方圆 | Zipper capable of being quickly retracted |
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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 |
Granted publication date: 20210604 |
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| CF01 | Termination of patent right due to non-payment of annual fee |