CN219190023U

CN219190023U - Screw driver head handle

Info

Publication number: CN219190023U
Application number: CN202223471959.2U
Authority: CN
Inventors: 吴塨煜; 陈帝发; 范星辉; 吴泽阳; 蔡珊珊; 郑芷轩
Original assignee: Quanzhou Power Supply Co of State Grid Fujian Electric Power Co Ltd; Quanzhou Economic and Technological Development Branch of Quanzhou Yixing Electric Power Engineering Construction Co Ltd
Current assignee: Quanzhou Power Supply Co of State Grid Fujian Electric Power Co Ltd; Quanzhou Economic and Technological Development Branch of Quanzhou Yixing Electric Power Engineering Construction Co Ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-06-16
Anticipated expiration: 2032-12-23

Abstract

The utility model belongs to the field of hardware tools, and particularly relates to a screwdriver head handle. The screwdriver head handle comprises a main screwdriver head, a handle body and a fixing mechanism in a containing cavity in the handle body; the fixing mechanism comprises clamping plates and a connecting rod mechanism, wherein the clamping plates are arranged in pairs and correspond to the end parts of the through holes, the connecting rod mechanism is provided with two groups of clamping plates and respectively corresponds to the two clamping plates, one end of the connecting rod mechanism is connected with the clamping plates, the other end of the connecting rod mechanism extends to the opening of the storage cavity, a detachable end cover is arranged at the opening, and the end cover is arranged at the opening and drives the clamping plates to move in opposite directions through the connecting rod mechanism so as to clamp the main batch head. When the screwdriver is used, the screwdriver head handle can be clamped and fixed to the main screwdriver head in use when the spare screwdriver head is stored through the main screwdriver head, the handle body and the fixing mechanism arranged in the storage cavity of the handle body, so that the stability and practicability of the screwdriver head handle are improved.

Description

Screw driver head handle

Technical Field

The utility model belongs to the field of hardware tools, and particularly relates to a screwdriver head handle.

Background

The screwdriver head is a fastener for tightening screws, generally has a plurality of specifications such as a straight line, a cross and the like, and is generally required to be matched with a handle for use, and most of the screwdriver heads are detachable and can be used for converting screwdriver heads with different specifications. The handle and the screwdriver head are integrally processed by the traditional screwdriver, and cannot be replaced. Many screw tools in the prior art have a handle provided with a plurality of screw heads, but the screw heads are designed in a split mode, and the screw heads are easy to lose when a user does not use the screw tools.

For solving the problem, the reference number CN201920032452.6 discloses a screwdriver with a handle capable of internally arranging a screwdriver head, and the screwdriver comprises a screwdriver handle, wherein one end of the screwdriver handle is provided with a clamping port for clamping the screwdriver head and facilitating screwing and using, the other end of the screwdriver handle is provided with a containing groove, the bottom of the containing groove is fixedly provided with a sliding rod, the sliding rod is arranged along the depth direction of the containing groove, and the sliding rod is elastically connected with a screwdriver head rack for storing the screwdriver head in a sliding manner. According to the utility model, the head batch is arranged in the accommodating groove, so that the head batch is accommodated, the head batch is convenient to take and accommodate, and the head batch is effectively prevented from being lost.

However, there is also a problem that connection between the screw driver head and the handle is unreliable, and at present, common connection modes are direct plug-in type or magnetic attraction type, and the like, and the above connection modes have the condition that the screw driver head falls out in the use process, so that the reliability is poor, and under working conditions such as high-altitude operation, if the screw driver head falls out, a great potential safety hazard exists.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a screwdriver head handle which can not only accommodate idle screwdriver heads, but also fix the screwdriver heads in a use state.

The utility model adopts the following technical scheme:

the screwdriver head handle comprises a main screwdriver head, a handle body and a fixing mechanism, wherein the main screwdriver head is detachably arranged at the front end of the handle body;

the handle body comprises a containing cavity arranged in the handle body, a penetrating hole penetrating out of the handle body is formed in the front end of the containing cavity, and an opening is formed in the rear end of the containing cavity;

the main batch head is arranged in the through hole, and one end of the main batch head extends into the accommodating cavity;

the fixing mechanism is arranged in the storage cavity and comprises clamping plates and a connecting rod mechanism, the clamping plates are arranged in pairs and correspond to the end positions of the through holes, the connecting rod mechanism is provided with two groups of clamping plates and respectively corresponds to the two clamping plates, one end of the connecting rod mechanism is connected with the clamping plates, the other end of the connecting rod mechanism extends to the opening of the storage cavity, a detachable end cover is arranged at the opening, and the end cover is arranged at the opening and drives the two clamping plates to move oppositely and clamp the main screwdriver head through the connecting rod mechanism.

Further, link mechanism includes guide bar, slider, connecting rod, sleeve pipe, the guide bar is fixed to be located and accomodates the intracavity, outside the guide bar was located to slider slidable cover, connecting rod one end is rotated with the slider and is connected, and the other end is rotated with the grip block and is connected, outside the guide bar and one end support the slider is located to the sleeve pipe cover, and the other end extends to the opening part of accomodating the chamber, and the end cover promotes the slider through the sleeve pipe and makes two grip blocks remove in opposite directions.

Further, the connecting rod mechanism further comprises a reset spring, the reset spring is sleeved outside the guide rod, one end of the reset spring abuts against the bottom of the storage cavity, and the other end of the reset spring abuts against the sliding block.

Further, the end cover comprises an outer cover body and an inner seat body, the inner seat body is embedded in the opening of the storage cavity, one end of the sleeve is connected with the inner seat body, and the outer cover body is arranged outside the inner seat body and is detachably connected with the handle body through a thread structure.

Further, the automatic screwdriver comprises a spare screwdriver head, the inner seat body is provided with a mounting groove, and one end of the spare screwdriver head is arranged in the mounting groove and is arranged in the storage cavity.

Further, the device also comprises a magnet, wherein the magnet is arranged in the groove of the mounting groove and adsorbs and fixes one end of the spare batch head on the inner seat body, and the mounting groove can be provided with one or more spare batch heads for mounting one or more spare batch heads.

Further, the device further comprises a limiting telescopic rod, one end of the limiting telescopic rod is connected with the side wall of the storage cavity, the other end of the limiting telescopic rod is connected with the clamping plates, and the limiting telescopic rod limits the two clamping plates to move only along opposite directions or opposite directions.

Further, the limit telescopic rods are arranged in four, the two limit telescopic rods are arranged in parallel and connected with one clamping plate, the other two limit telescopic rods are arranged in parallel and connected with the other clamping plate.

Further, the clamping plate is of an arc plate-shaped structure, the inner side face of the clamping plate is provided with a protruding portion protruding, one end of the main batch head is provided with an annular groove, and the protruding portion is embedded into the annular groove when the main batch head is clamped by the two clamping plates.

Further, the storage cavity is internally provided with a magnetic limiting plate, the magnetic limiting plate and the through hole port are arranged at intervals, the clamping plate is positioned in the interval between the magnetic limiting plate and the through hole port, and one end of the main batch head is adsorbed on the magnetic limiting plate, and the annular groove corresponds to the protruding position.

As can be seen from the above description of the present utility model, compared with the prior art, the present utility model has the following beneficial effects: according to the screw driver head handle, through the structure of the storage cavity internal fixing mechanism arranged on the handle body, the clamping plate, the connecting rod mechanism and the end cover are matched, so that the clamping plate clamps the main driver head under the drive of the end cover and the connecting rod mechanism, one or more idle standby driver heads are placed into the storage cavity by utilizing the mounting groove arranged on the inner base of the end cover, the main driver head in a use state is clamped and fixed while the idle standby driver heads are stored, and the reliability and the practicability of the screw driver head handle are improved;

through can dismantling the end cover of locating the chamber opening part of accomodating, when need changing the batch head of different specifications, only need unscrew the outer lid on the end cover, the chamber opening part of accomodating is kept away from to the end cover, and the head is not being in the clamping state to main batch, can directly take off and change into the batch head of different specifications, easy operation.

Drawings

FIG. 1 is a schematic view of the structure of a screwdriver bit handle;

FIG. 2 is a schematic view of the internal structure of a screwdriver bit handle;

FIG. 3 is a schematic cross-sectional view of a screwdriver bit handle;

FIG. 4 is an enlarged schematic view of the structure shown at A in FIG. 3;

FIG. 5 is a schematic cross-sectional view of a screwdriver bit handle;

FIG. 6 is a schematic view of a portion of a structure of a fixing structure;

FIG. 7 is a schematic structural view of an end cap;

in the figure: 1-main batch head, 11-annular groove, 2-handle body, 21-storage cavity, 22-through hole, 3-fixing mechanism, 31-clamping plate, 32-link mechanism, 321-guide rod, 322-slide block, 323-connecting rod, 324-sleeve, 325-reset spring, 33-magnetic limit plate, 34-limit telescopic rod, 35-boss, 36-end cover, 361-inner seat, 362-spare batch head, 363-outer cover, 364-mounting groove and 365-magnet.

Detailed Description

The utility model is further described below by means of specific embodiments.

As shown in the figure, the present embodiment provides a screwdriver bit handle, which comprises a main bit 1, a handle body 2 and a fixing mechanism 3.

The main batch head 1 is made of magnetic conductive metal and is detachably arranged at the front end of the handle body 2, and one end of the main batch head 1 is provided with an annular groove 11 matched with the clamping plate 31.

The handle body 2 is made of an insulating material and comprises a containing cavity 21 arranged in the handle body 2, wherein a through hole 22 penetrating out of the handle body 2 is formed in the front end of the containing cavity 21, and an opening is formed in the rear end of the containing cavity; specifically, the main batch head 1 is disposed in the through hole 22, and one end of the main batch head 1 extends into the accommodating cavity 21, and one or more batch heads with different specifications are disposed on the main batch head 1.

The fixing mechanism 3 is arranged in the storage cavity 21 and comprises two clamping plates 31, a connecting rod mechanism 32, a magnetic limiting plate 33 and a limiting telescopic rod 34, and the connecting rod mechanism 32 drives the two clamping plates 31 to move in opposite directions so as to clamp one end of the main batch head 1 in the through hole 22; specifically, the two clamping plates 31 are arranged in pairs and correspond to the end positions of the through holes 22, the magnetic limiting plates 33 are arranged in the storage cavity 21 and are spaced from the ports of the through holes 22, and the clamping plates 31 are positioned in the space between the magnetic limiting plates 33 and the ports of the through holes 22; further, four limit telescopic rods 34 are provided, wherein two of the limit telescopic rods are arranged in parallel, one of the limit telescopic rods is connected with one clamping plate 31, the other two limit telescopic rods are arranged in parallel, the other two limit telescopic rods are connected with the other clamping plate 31, and the two limit clamping plates 31 can only move in opposite directions or opposite directions, so that the two clamping plates 31 are fixed in the storage cavity 21 in a loose state; further, the clamping plates 31 are in a circular arc plate structure, the inner side surfaces of the clamping plates 31 are provided with protruding parts 35 protruding and arranged to be embedded with the annular grooves 11 at one end of the main batch head 1, the main batch head 1 is inserted into the through holes 22, the annular grooves 11 correspond to the protruding parts 35 when one end of the main batch head 1 is adsorbed on the magnetic limiting plates 33, when the two clamping plates 31 are in a clamping state, the protruding parts 35 on the clamping plates 31 are embedded into the annular grooves 11 at one end of the main batch head 1, and the limiting telescopic rods 34 enable the two clamping plates to move in opposite directions to clamp the main batch head 1; when the two clamping plates 31 are in a relaxed state, one end of the main batch head 1 is adsorbed on the magnetic limiting plate 33, so that the main batch head 1 is prevented from falling off in a state that the two clamping plates 31 are not clamped, and the main batch head 1 can be taken down only by slightly pulling out when the batch head is replaced.

The connecting rod mechanism 32 is provided with two groups of clamping plates 31 which correspond to the two groups of clamping plates 31 respectively, one end of the connecting rod mechanism 32 is connected with the clamping plates 31, the other end of the connecting rod mechanism 32 extends to the opening of the accommodating cavity 21, a detachable end cover 36 is arranged at the opening, and the end cover 36 is arranged at the opening and drives the two clamping plates 31 to move in opposite directions through the connecting rod mechanism 32 and clamp the main batch head 1; specifically, the link mechanism 32 includes a guide rod 321 fixedly disposed in the accommodating cavity 21, a sliding block 322 slidably sleeved on the guide rod 321, a connecting rod 323 disposed in the accommodating cavity 21 and having one end rotationally connected with the sliding block 322, and the other end rotationally connected with the clamping plate 31, and a sleeve 324 disposed outside the guide rod 321 and having one end abutting against the sliding block 322, and the other end extending to an opening of the accommodating cavity 21, the main screwdriver bit 1 is inserted into the through hole 22, and simultaneously, an end cover 36 is embedded into the opening of the accommodating cavity 21, the end cover 36 pushes the sleeve 324 to squeeze the sliding block 322, and the sliding block 322 makes the two clamping plates move in opposite directions through the connecting rod 323 and the limiting telescopic rod 34 under the squeezing state to clamp the main screwdriver bit 1, so that the stability of a screwdriver bit handle is improved; further, the device further comprises a return spring 325, wherein the return spring 325 is sleeved outside the guide rod 321, one end of the return spring 325 is propped against the bottom of the storage cavity 21, the other end of the return spring is propped against the sliding block 322, the end cover 36 is far away from the opening of the storage cavity 21, the sleeve 324 is far away from the guide rod 321, the sliding block 322 is enabled to move towards the direction far away from the bottom of the storage cavity 21 by the return spring 325, the return spring returns to the original position, the two clamping plates 31 move towards the opposite direction to be far away from one end of the main batch head 1, at the moment, the main batch head 1 can be directly taken down for replacement, and the return spring can be used for different scenes by being alternately used with batch heads of other different specifications.

The end cover 36 is arranged at the opening of the accommodating cavity 21 and comprises an inner seat body 361 embedded in the opening of the accommodating cavity 21 and connected with one end of the sleeve 324, a standby screwdriver bit 362 with one end fixed on the inner seat body 361 and an outer cover 363 arranged outside the inner seat body 361 and detachably connected with the handle body 1 through threads; specifically, the inner seat 361 is provided with one or more mounting grooves 364 for mounting spare bits 362 with different specifications and magnets 365 arranged in the grooves of the mounting grooves 364 to fix the spare bits 362, one end of the spare bits 362 is fixed in the mounting grooves 364 by the magnets and is placed in the accommodating cavity 21 through the inner seat 361, the main bits 1 are located at the through holes 22 and are main bits 1, and the main bits 1 are placed in the accommodating cavity 21 and are spare bits 362; further, when only one mounting groove 364 is provided on the inner seat 361, a replaced spare head 362 is placed into the mounting groove 364 on the inner seat and is fixed by the magnet 365, the inner seat 361 is embedded into the opening of the accommodating cavity 21, the inner seat 361 is pressed by the sleeve 324 to clamp the main head 1 by the two clamping plates 31, the outer cover 363 is screwed with the handle body 2, the inner seat 361 is fixedly embedded into the opening of the accommodating cavity 21, the accommodating cavity 21 is closed, and the main head 1 in the use state is clamped and fixed while the spare head 362 is accommodated, so that the stability and practicability of the screw driver head handle are improved.

In summary, by means of the above technical solution of the present utility model, the main head 1, the handle body 2 and the fixing mechanism 3 disposed in the accommodating cavity 21 of the handle body 2 enable the screw head handle to clamp and fix the main head 1 in use when accommodating the spare head 362 in idle, so as to ensure that the main head 1 cannot fall easily during operation, and improve the reliability of the present utility model; in addition, through the end cover 36 of the opening part of the accommodating cavity 21 of the handle body 2, when the screwdriver head needs to be replaced, the screwdriver head can be replaced only by unscrewing the outer cover 363 in the end cover 36, and the operation is simple.

The foregoing description is only illustrative of the preferred embodiments of the present utility model and is not to be construed as limiting the scope of the utility model, i.e., the utility model is not to be limited to the details of the claims and the description, but rather is to cover all modifications which are within the scope of the utility model.

Claims

1. The utility model provides a screwdriver head handle, includes main head and the handle body of criticizing, main head demountable installation is in handle body front end, its characterized in that: the device also comprises a fixing mechanism;

2. A screwdriver bit handle according to claim 1, wherein: the connecting rod mechanism comprises a guide rod, a sliding block, a connecting rod and a sleeve, wherein the guide rod is fixedly arranged in a storage cavity, the sliding block is slidably sleeved outside the guide rod, one end of the connecting rod is rotationally connected with the sliding block, the other end of the connecting rod is rotationally connected with the clamping plate, the sleeve is sleeved outside the guide rod, one end of the sleeve abuts against the sliding block, the other end of the sleeve extends to the opening of the storage cavity, and the end cover pushes the sliding block through the sleeve to enable the two clamping plates to move in opposite directions.

3. A screwdriver bit handle according to claim 2, wherein: the connecting rod mechanism further comprises a reset spring, the reset spring is sleeved outside the guide rod, one end of the reset spring abuts against the bottom of the storage cavity, and the other end of the reset spring abuts against the sliding block.

4. A screwdriver bit handle according to claim 2, wherein: the end cover comprises an outer cover body and an inner base body, the inner base body is embedded in the opening of the storage cavity, one end of the sleeve is connected with the inner base body, and the outer cover body is arranged outside the inner base body and is detachably connected with the handle body through a thread structure.

5. A screwdriver bit handle according to claim 4, wherein: the automatic screwdriver further comprises a spare screwdriver head, the inner seat body is provided with an installation groove, and one end of the spare screwdriver head is arranged in the installation groove and placed in the storage cavity.

6. A screwdriver bit handle according to claim 5, wherein: the device also comprises a magnet, wherein the magnet is arranged in the groove of the mounting groove and adsorbs and fixes one end of the spare batch head on the inner seat body, and the mounting groove can be provided with one or more spare batch heads for mounting the one or more spare batch heads.

7. A screwdriver bit handle according to claim 1, wherein: still include spacing telescopic link, accomodate the chamber lateral wall is connected to spacing telescopic link one end, and the grip block is connected to the other end, and spacing telescopic link restriction two grip blocks only can follow opposite direction or opposite direction and remove.

8. A screwdriver bit handle according to claim 7, wherein: the limiting telescopic rods are arranged in four, the two limiting telescopic rods are arranged in parallel and connected with one clamping plate, the other two limiting telescopic rods are arranged in parallel and connected with the other clamping plate.

9. A screwdriver bit handle according to claim 1, wherein: the clamping plates are of arc plate-shaped structures, protruding portions protruding are arranged on the inner side faces of the clamping plates, an annular groove is formed in one end of the main batch head, and the protruding portions are embedded into the annular groove when the main batch head is clamped by the two clamping plates.

10. A screwdriver bit handle according to claim 9, wherein: the holding plate is positioned in the interval between the magnetic limiting plate and the through hole port, and one end of the main batch head is adsorbed on the magnetic limiting plate, and the annular groove corresponds to the position of the protruding part.