CN220145812U - Telescopic multi-section screwdriver head mechanism - Google Patents
Telescopic multi-section screwdriver head mechanism Download PDFInfo
- Publication number
- CN220145812U CN220145812U CN202321548252.9U CN202321548252U CN220145812U CN 220145812 U CN220145812 U CN 220145812U CN 202321548252 U CN202321548252 U CN 202321548252U CN 220145812 U CN220145812 U CN 220145812U
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- quick release
- release sleeve
- holding rod
- rod
- telescopic multi
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- 229910000831 Steel Inorganic materials 0.000 claims description 24
- 239000010959 steel Substances 0.000 claims description 24
- 239000000314 lubricant Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 239000013013 elastic material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model discloses a telescopic multi-section screw driver head mechanism, which relates to the technical field of hardware installation tools and comprises a holding rod, wherein one end of the holding rod is slidably connected with a limiting head, the other end of the holding rod is slidably connected with a limiting rod, and the limiting head is fixedly connected with the limiting rod.
Description
Technical Field
The utility model relates to the technical field of hardware installation tools, in particular to a telescopic multi-section screwdriver head mechanism.
Background
The socket is a type of a spanner, is composed of a plurality of sockets with hexagonal holes or dodecagonal holes and is provided with a plurality of accessories such as a handle, a connecting rod and the like, is particularly suitable for screwing bolts or nuts with very narrow positions or deep depressions, and has a very long holding rod, so that the spanner can conveniently reach places which are difficult to reach; and secondly, the moment arm is lengthened, so that the moment is large when the same force is applied. The screw head sleeve is convenient to detach, the screwdriver head is arranged at the front end of the sleeve, the using range of the sleeve is enlarged, and the sleeve can be applied to fixing of various hardware.
In the prior art, as chinese patent CN212706485U discloses "a batch head of adjustable length", including link and protection machanism, the one end fixedly connected with adapter sleeve of link, adapter sleeve's upper surface is provided with the spliced pole, the one end fixedly connected with of spliced pole is criticized the head, adapter sleeve's inside parcel has the drive piece, the upper surface swing joint of drive piece has the driven piece, the one end fixedly connected with jack-up post of driven piece, and jack-up post and spliced pole fixed connection, the lower surface fixedly connected with of drive piece adjusts the pole, the one end fixedly connected with regulation end of adjusting the pole.
But among the prior art, when using box spanner, the holding rod length that the bolt of equidimension not is suitable for is different, and for the little bolt, the length of holding rod is shorter, and the weight of its holding rod itself is just lower, and it is laborsaving just when screwing up the bolt, for big bolt, because the dynamics requirement is big to screw up by oneself, needs longer holding rod to provide bigger arm of force, the holding rod of current box spanner is fixed, the use of different bolts of being inconvenient for.
Disclosure of Invention
The utility model aims to solve the problems that when a socket wrench is used in the prior art, the lengths of holding rods suitable for bolts with different sizes are different, for small bolts, the shorter the length of the holding rod is, the lower the weight of the holding rod is, the more labor is saved when the bolts are screwed, and for large bolts, the longer holding rod is required due to high requirement on screwing force, so that a larger force arm is provided, the holding rod of the existing socket wrench is fixed, and the use of different bolts is inconvenient.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a flexible multisection screwdriver head mechanism, includes the holding rod, the one end sliding connection of holding rod has a spacing head, the other end sliding connection of holding rod has a gag lever post, spacing head with gag lever post fixed connection, the lateral wall swing joint of gag lever post has quick release sleeve, the inside wall fixedly connected with rand of quick release sleeve, the inside of quick release sleeve is provided with the spring, the one end of spring with holding rod fixed connection, the other end of spring with quick release sleeve fixed connection.
Preferably, the outer side wall of the limiting rod is provided with a round groove, and one end of the limiting rod is provided with a hexagonal groove.
Preferably, the inner side wall of the circular groove is connected with steel balls in a sliding manner, and the quick release sleeve is movably clamped with the steel balls through the clamping ring.
Preferably, the bottom swing joint of gag lever post has the rubber piece, the bottom fixedly connected with rubber circle of quick release sleeve.
Preferably, the holding rod is movably connected with a tail sleeve through the limiting head.
Preferably, the outer side wall of the limiting rod is smeared with lubricant, and the rubber block is rotationally connected with the rubber ring.
Compared with the prior art, the utility model has the advantages and positive effects that:
1. according to the utility model, the limit head is slid at the tail part of the holding rod, so that the limit head is used for driving the length of the limit rod, after the length of the limit rod is regulated, the tail sleeve is fixedly connected with the limit head through threads, so that the effective length of the holding rod and the limit rod is changed, two grooves are formed in the quick release sleeve, after the quick release sleeve and the limit rod rotate to a specified angle, the steel balls are clamped and connected to the grooves on the quick release sleeve to be fixed, so that the quick release sleeve is fixedly connected with the clamping ring, the whole is a fixed head sleeve, the effect of screwing bolts is realized, the effect of regulating the lengths of different bolts is realized, and the screwing and fixing of different bolts are facilitated.
2. In the utility model, the quick release sleeve is pressed downwards, so that the spring is compressed, the retainer ring is driven to the position of the steel ball, the retainer ring is made of elastic material, the steel ball is pushed into the round groove by the retainer ring, the steel ball is not limited and clamped with the groove on the quick release sleeve, the quick release sleeve is rotated for a certain angle, the position of the steel ball is not aligned with the groove, and the quick release sleeve can be taken out from the outer side of the limiting rod, thereby realizing the quick release effect between the quick release sleeve and the holding rod.
Drawings
FIG. 1 is a schematic perspective view of a telescopic multi-section screwdriver bit mechanism according to the present utility model;
FIG. 2 is a schematic perspective view of a handle in a telescopic multi-section screwdriver bit mechanism according to the present utility model;
FIG. 3 is a diagram showing the explosive effect of quick release in the telescopic multi-section screwdriver bit mechanism according to the present utility model;
fig. 4 is an enlarged view of the partial structure at a in fig. 2.
Legend description: 1. a collar; 2. quick release sleeve; 3. a spring; 4. steel balls; 5. a grip; 6. a tail sleeve; 7. a hexagonal groove; 8. a circular groove; 9. a rubber block; 10. a rubber ring; 11. a positioning head; 12. and a limit rod.
Description of the embodiments
In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.
Examples
As shown in fig. 1-4, the utility model provides a telescopic multi-section screwdriver head mechanism, which comprises a holding rod 5, wherein one end of the holding rod 5 is slidably connected with a limiting head 11, the other end of the holding rod 5 is slidably connected with a limiting rod 12, the limiting head 11 is fixedly connected with the limiting rod 12, the outer side wall of the limiting rod 12 is movably connected with a quick release sleeve 2, the inner side wall of the quick release sleeve 2 is fixedly connected with a clamping ring 1, a spring 3 is arranged in the quick release sleeve 2, one end of the spring 3 is fixedly connected with the holding rod 5, and the other end of the spring 3 is fixedly connected with the quick release sleeve 2.
The specific setting and effect of this embodiment are put forward in detail below, set up gag lever post 12 in the one end of holding rod 5, cup joint quick release sleeve 2 at the lateral wall of gag lever post 12, according to the length that actual need used, cup joint quick release sleeve 2 in the outside of gag lever post 12, stretch out the length adjustment of holding rod 5 with gag lever post 12, the effective length of holding rod 5 and gag lever post 12 changes, through set up two flutings in the inside of quick release sleeve 2, rotate the back to appointed angle with quick release sleeve 2 and gag lever post 12, make steel ball 4 joint fixed in fluting department on quick release sleeve 2, thereby make fixed connection between quick release sleeve 2 and rand 1, thereby make whole become fixed batch first sleeve, play the effect of screwing up the bolt.
Examples
As shown in fig. 1-4, the outer side wall of the limiting rod 12 is provided with a circular groove 8, and one end of the limiting rod 12 is provided with a hexagonal groove 7. The inner side wall of the round groove 8 is connected with a steel ball 4 in a sliding way, and the quick release sleeve 2 is movably clamped with the steel ball 4 through the clamping ring 1. The bottom of the limiting rod 12 is movably connected with a rubber block 9, and the bottom of the quick release sleeve 2 is fixedly connected with a rubber ring 10. The holding rod 5 is movably connected with a tail sleeve 6 through a limiting head 11. The outer side wall of the limiting rod 12 is coated with lubricant, and the rubber block 9 is rotationally connected with the rubber ring 10.
The whole embodiment of the quick release sleeve 2 is provided with the rubber block 9 at the tail end of the limiting rod 12, when the quick release sleeve 2 is sleeved on the limiting rod 12, the rubber block 9 is clamped at the position of the rubber ring 10, so that the quick release sleeve 2 cannot be separated from the limit of the holding rod 5, meanwhile, the spring 3 is connected between the quick release sleeve 2 and the holding rod 5, the opening of the quick release sleeve 2 is always outwards popped up by the elastic force of the spring 3, the retainer ring 1 in the quick release sleeve 2 is far away from the steel ball 4, after the limiting rod 12 is fixedly connected with the quick release sleeve 2 through the steel ball 4, the steel ball 4 is required to be separated from a groove, when the quick release sleeve 2 is taken out from the limiting rod 12, the quick release sleeve 2 is firstly extruded downwards, so that the spring 3 compresses and drives the retainer ring 1 to the position of the steel ball 4, the retainer ring 1 is made of an elastic material, the steel ball 4 is pushed into the round groove 8, the steel ball 4 cannot be separated from the groove on the quick release sleeve 2, the position of the steel ball 4 cannot be aligned with the groove on the quick release sleeve 2, and the quick release sleeve 2 can be taken out from the outside of the limiting rod 12.
The application method and the working principle of the device are as follows: the limiting head 11 is slid on the holding rod 5, the length of the limiting rod 12 extending out of the holding rod 5 is adjusted, the limiting head 11 is fixedly connected through the tail sleeve 6, the effective length of the holding rod 5 and the limiting rod 12 is changed, and after the quick release sleeve 2 and the limiting rod 12 are rotated to a specified angle, the whole is made into a fixed head-batch sleeve, so that the bolt is screwed;
when the quick release sleeve 2 is replaced, the quick release sleeve 2 is extruded downwards, the spring 3 compresses, the retainer ring 1 drives the retainer ring 1 to the position of the steel balls 4, the retainer ring 1 pushes the steel balls 4 into the round groove 8, the steel balls 4 are not limited with the grooves on the quick release sleeve 2, the quick release sleeve 2 rotates for a certain angle, the positions of the steel balls 4 are not aligned with the grooves, and finally the quick release sleeve 2 is taken out from the limiting rod 12.
The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.
Claims (6)
1. The telescopic multi-section screwdriver head mechanism comprises a holding rod (5), and is characterized in that: one end sliding connection of holding rod (5) has spacing head (11), the other end sliding connection of holding rod (5) has gag lever post (12), spacing head (11) with gag lever post (12) fixed connection, the lateral wall swing joint of gag lever post (12) has quick release sleeve (2), the inside wall fixedly connected with rand (1) of quick release sleeve (2), the inside of quick release sleeve (2) is provided with spring (3), the one end of spring (3) with holding rod (5) fixed connection, the other end of spring (3) with quick release sleeve (2) fixed connection.
2. The telescopic multi-section screwdriver bit mechanism of claim 1, wherein: round grooves (8) are formed in the outer side wall of the limiting rod (12), and hexagonal grooves (7) are formed in one end of the limiting rod (12).
3. The telescopic multi-section screwdriver bit mechanism of claim 2, wherein: the inner side wall of the round groove (8) is connected with a steel ball (4) in a sliding manner, and the quick release sleeve (2) is movably clamped with the steel ball (4) through the clamping ring (1).
4. The telescopic multi-section screwdriver bit mechanism of claim 1, wherein: the bottom of gag lever post (12) swing joint has rubber piece (9), the bottom fixedly connected with rubber circle (10) of quick release cover (2).
5. The telescopic multi-section screwdriver bit mechanism of claim 1, wherein: the holding rod (5) is movably connected with a tail sleeve (6) through the limiting head (11).
6. The telescopic multi-section screwdriver bit mechanism of claim 4, wherein: the outer side wall of the limiting rod (12) is smeared with lubricant, and the rubber block (9) is rotationally connected with the rubber ring (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321548252.9U CN220145812U (en) | 2023-06-16 | 2023-06-16 | Telescopic multi-section screwdriver head mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321548252.9U CN220145812U (en) | 2023-06-16 | 2023-06-16 | Telescopic multi-section screwdriver head mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220145812U true CN220145812U (en) | 2023-12-08 |
Family
ID=89015920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321548252.9U Active CN220145812U (en) | 2023-06-16 | 2023-06-16 | Telescopic multi-section screwdriver head mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220145812U (en) |
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2023
- 2023-06-16 CN CN202321548252.9U patent/CN220145812U/en active Active
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