CN210909766U

CN210909766U - Double-head inner hexagonal screwdriver

Info

Publication number: CN210909766U
Application number: CN201921424274.8U
Authority: CN
Inventors: 胡丽华
Original assignee: Chengdu Changke Xinzhu Rail Equipment Co ltd
Current assignee: Chengdu Changke Xinzhu Rail Equipment Co ltd
Priority date: 2019-08-29
Filing date: 2019-08-29
Publication date: 2020-07-03
Anticipated expiration: 2029-08-29

Abstract

The utility model relates to a screwdriver technical field specifically is double-end hexagon socket head cap screw driver for solve and produce relative motion easily between the screwdriver cutter arbor that current dual-end was used and the handle, thereby make the easy problem of damaging of this screwdriver. The utility model discloses a handle and cutter arbor, the middle part of cutter arbor is equipped with the locating piece, it has interior constant head tank to open on the locating piece, still open on the handle have with interior constant head tank on same vertical line of location trench, it has the holding tank to open in the handle, the cutter arbor can get into the holding tank, the surface of handle is still opened and is convex sliding tray, be equipped with in the sliding tray and can be at the gliding fixed plate of sliding tray, be equipped with the dead lever on the fixed plate. The utility model discloses a dead lever when entering interior constant head tank, can produce relative motion at each direction restriction handle and cutter arbor to can reduce this screwdriver and be damaged.

Description

Double-head inner hexagonal screwdriver

Technical Field

The utility model relates to a screwdriver technical field, more specifically relate to double-end hexagon socket head cap screw driver.

Background

The screwdriver is a tool for screwing a screw to be fixed in place, and generally has a thin wedge-shaped head, so that a slot or a notch which can be inserted into a screw head is called as a screwdriver in Beijing Jilu jin and Shanxi and Henan provinces, more republic of Henan is called as a screwdriver in Jiangxi, Anhui, Hubei, Henan of the south of the yellow river, Shanxi Guanzhong and the like, the middle and western region is called as a screwdriver, and the Yangtze triangle region is called as a chiseling.

When the hexagon socket screws are disassembled, only one type of hexagon socket screw driver is carried, and when another type of hexagon socket screw driver is not carried or forgotten, only other people can be used, however, the use of other people is also carried out, so that much time is delayed, the production efficiency is reduced, and the hexagon socket screw drivers which can be used at two ends are provided, so that the application value of the screwdriver is improved.

The screwdriver that can be used at both ends in the prior art comprises a handle, a screwdriver rod groove and a magnet, wherein the screwdriver rod is hexagonal, the two ends of the screwdriver rod are respectively provided with screwdrivers with different specifications, for example, one end of the screwdriver rod is provided with a 2.5 hexagon socket head cap screw, the other end of the screwdriver rod is provided with a 3.0 hexagon socket head cap screw, the hexagonal screwdriver rod groove matched with the screwdriver rod is reserved at the inner center of the handle, and the bottom of the screwdriver rod groove is provided with a magnet. When the screwdriver is used, the screwdriver rod is inserted into the bottom of the screwdriver rod groove in the handle and attracted with the magnet, and the screwdriver can be used at two ends and is convenient to use.

However, the screw of the above-mentioned screwdriver is easily disengaged from the handle and is easily moved relative to the handle, and if the handle and the driver holder are moved relative to each other, the screwdriver is damaged. Therefore, there is a strong need for a double-ended screwdriver in which the relative movement between the driver and the handle is not easily generated.

SUMMERY OF THE UTILITY MODEL

Based on above problem, the utility model provides a double-end allen key sword for solve and produce relative motion easily between screwdriver cutter arbor and the handle that current both ends were used, thereby make the easy problem of damaging of this screwdriver. The utility model discloses an use the dead lever as the fulcrum, the dead lever rotation can be taken to the fixed plate to can take the dead lever to get into outer constant head tank and interior positioning groove, when the dead lever enters into interior constant head tank, can produce relative motion at each direction restriction handle and cutter arbor, thereby can reduce this screwdriver and be damaged.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

hexagonal screwdriver in double-end, including handle and cutter arbor, the both ends of cutter arbor are equipped with different tool bits, the middle part of cutter arbor is equipped with the locating piece, it has interior constant head tank to open on the locating piece, still open on the handle and be located the outer constant head tank on same vertical line with interior constant head tank, it has the holding tank to open in the handle, the cutter arbor can get into the holding tank, the surface of handle is still opened and is arc-shaped sliding tray, be equipped with the fixed plate that can slide in the sliding tray, be equipped with the dead lever that can pass outer constant head tank and enter interior constant head tank on the fixed plate, dead lever and interior constant head tank, outer constant head tank all pass through.

The working principle is as follows: when the other end of the screwdriver needs to be used, a user can apply a rotating force to the fixing plate by taking the fixing rod as a fulcrum, the fixing plate is made to rotate, the fixing plate drives the fixing rod to rotate again, when the fixing rod is separated from the inner positioning groove, the screwdriver rod can be drawn out of the accommodating groove, then the other end of the screwdriver rod is pushed into the accommodating groove, then the fixing rod is taken as the fulcrum, a rotating force in the opposite direction is applied to the fixing plate, the fixing plate drives the fixing rod to rotate in the opposite direction again, and when the fixing rod enters the inner positioning groove, the handle and the screwdriver rod can be fixed together. It is worth noting that: the purpose of setting the sliding groove to be circular arc is that the fixed plate needs to rotate by taking the fixed rod as the center of a circle.

The advantages of the above design are: firstly, the fixed rod is driven to rotate by the fixed plate, the fixed rod can be more easily rotated by utilizing a lever principle, and special equipment for rotating the fixed rod is not needed when the fixed rod is rotated, so that the operation is simpler and more convenient, and the trouble of carrying other equipment is reduced; secondly, the dead lever passes through the screw thread to be connected with interior positioning groove, can produce relative motion at all directions restriction handle and cutter arbor to can reduce this screwdriver and be damaged: thirdly, the fixed rod is connected with the outer positioning groove through threads, when the fixed rod is separated from the inner positioning groove, the fixed rod can be connected with the outer positioning groove through the threads, and therefore the fixed rod cannot be separated from the handle; fourthly the fixed plate can the joint in the sliding tray and can follow the sliding tray and slide, so even the dead lever has broken away from outer constant head tank, also can be with the fixed plate joint in the sliding tray, the dead lever can not break away from the handle this moment yet.

As a preferred mode, the cutter arbor includes left cutter arbor, locating piece and right cutter arbor that from left to right forms as an organic whole in proper order, the cross sectional shape of locating piece is triangle-shaped or quadrangle or pentagon or hexagon, the front end of holding tank is equipped with the fixed slot, the cross sectional shape of fixed slot is triangle-shaped or quadrangle or pentagon or hexagon, the locating piece can be located the fixed slot.

Preferably, the cross section diameter of the positioning block is larger than that of the left cutter bar and that of the right cutter bar.

Preferably, the handle comprises a positioning section and a gripping section which are integrally formed with each other, the sliding groove is formed on the surface of the positioning section, and the positioning block can be located in the positioning section.

As a preferable mode, the fixing plate includes a vertical section and a horizontal section which are integrally formed with each other, the vertical section can slide in the sliding groove, the fixing rod is fixedly connected to the bottom surface of the horizontal section, and a thread is provided at the lower part of the fixing rod.

Preferably, the fixing rod and the vertical section are perpendicular to the handle.

In a preferred embodiment, the width of the sliding groove is equal to the thickness of the fixing plate.

The utility model has the advantages as follows:

(1) the utility model discloses an use the dead lever as the fulcrum, the dead lever rotation can be taken to the fixed plate to can take the dead lever to get into outer constant head tank and interior positioning groove, when the dead lever enters into interior constant head tank, can produce relative motion at each direction restriction handle and cutter arbor, thereby can reduce this screwdriver and be damaged.

(2) The utility model discloses in it is rotatory to drive the dead lever through the fixed plate, utilizes the messenger's dead lever that lever principle can relax more rotatory, need not make the rotatory equipment of dead lever specially when rotating the dead lever, so it is comparatively simple and convenient to operate, has also reduced the trouble of wearing other equipment simultaneously.

(3) The utility model discloses well dead lever passes through the screw thread and is connected with outer constant head tank, and when the dead lever broke away from interior constant head tank, the dead lever can pass through threaded connection with outer constant head tank, so the dead lever can not break away from the handle this moment.

(4) The utility model discloses well fixed plate can the joint just can follow the sliding tray and slide in the sliding tray, so even the dead lever has broken away from outer constant head tank, also can be with the fixed plate joint in the sliding tray, the dead lever can not break away from the handle this moment yet.

(5) The utility model discloses the cross sectional shape of well locating piece is triangle-shaped or quadrangle or pentagon or hexagon, and the cross sectional shape of fixed slot is triangle-shaped or quadrangle or pentagon or hexagon, and the locating piece can be located the fixed slot. The cross-sectional shapes of the positioning block and the fixing groove are not limited to the shapes, and the cross-sectional shapes can be polygonal, so that the cutter bar can be further limited to move relative to the handle in the radial direction.

(6) The utility model discloses the cross section diameter of well locating piece all is greater than the cross section diameter of left cutter arbor and right cutter arbor. The purpose of design like this lies in on the one hand the locating piece can play the effect of location, that is to say at every turn when the cutter arbor arrives this position of holding tank, the cutter arbor just can not get into the holding tank again, helps the dead lever to pass through outer constant head tank and get into in the constant head tank like this.

(7) The utility model discloses the width of well sliding tray equals with the fixed plate thickness, and the fixed plate both can slide in the sliding tray like this, is difficult to break away from the sliding tray again.

Drawings

FIG. 1 is a schematic view of the three-dimensional structure of the present invention;

FIG. 2 is a schematic view of the handle of the present invention;

FIG. 3 is a schematic view of the cutter bar of the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the fixing plate and the fixing rod of the present invention;

FIG. 5 is a schematic front sectional view of the present invention;

FIG. 6 is a schematic top view of the handle of the present invention;

FIG. 7 is a schematic view of the top view of the cutter bar of the present invention;

FIG. 8 is a schematic side view of the handle of the present invention;

reference numerals: 1 handle, 11 sections of clenching, 12 holding tanks, 13 location sections, 131 sliding tray, 14 outer constant head tank, 15 fixed slots, 2 fixed plates, 21 vertical section, 22 horizontal segment, 3 dead levers, 4 cutter arbor, 41 right cutter arbor, 42 locating pieces, location groove in 421, the cutter arbor of 43 left sides.

Detailed Description

For a better understanding of the present invention, the present invention will be described in further detail with reference to the accompanying drawings and the following embodiments.

Example 1:

as shown in fig. 1-8, the double-head hexagonal socket head screwdriver includes a handle 1 and a tool bar 4, two ends of the tool bar 4 are provided with different tool bits, a positioning block 42 is arranged in the middle of the tool bar 4, an inner positioning groove 421 is formed in the positioning block 42, an outer positioning groove 14 located on the same vertical line with the inner positioning groove 421 is further formed in the handle 1, an accommodating groove 12 is formed in the handle 1, the tool bar 4 can enter the accommodating groove 12, a sliding groove 131 in the shape of an arc is further formed in the surface of the handle 1, a fixing plate 2 capable of sliding in the sliding groove 131 is arranged in the sliding groove 131, a fixing rod 3 capable of passing through the outer positioning groove 14 and entering the inner positioning groove 421 is arranged on the fixing plate 2, and the fixing rod 3.

The working principle is as follows: when the other end of the screwdriver needs to be used, a user can apply a rotating force to the fixing plate 2 by taking the fixing rod 3 as a fulcrum, so that the fixing plate 2 rotates, the fixing plate 2 drives the fixing rod 3 to rotate again, when the fixing rod 3 is separated from the inner positioning groove 421, the screwdriver rod 4 can be drawn out from the accommodating groove 12, then the other end of the screwdriver rod 4 is pushed into the accommodating groove 12, then the fixing rod 3 is taken as the fulcrum, a rotating force in the opposite direction is applied to the fixing plate 2, the fixing plate 2 drives the fixing rod 3 to rotate in the opposite direction, and when the fixing rod 3 enters the inner positioning groove 421, the handle 1 and the screwdriver rod 4 can be fixed together. It is worth noting that: the purpose of the arc-shaped sliding groove 131 is that the fixing plate 2 needs to rotate around the fixing rod 3.

The advantages of the above design are: firstly, the fixing rod 3 is driven to rotate by the fixing plate 2, the fixing rod 3 can be more easily rotated by utilizing the lever principle, and special equipment for rotating the fixing rod 3 is not needed when the fixing rod 3 is rotated, so that the operation is simpler and more convenient, and the trouble of wearing other equipment is reduced; secondly, the fixed rod 3 is connected with the inner positioning groove 421 through threads, so that the relative movement between the handle 1 and the screwdriver rod 4 can be limited in all directions, and the damage to the screwdriver can be reduced; thirdly, the fixed rod 3 is connected with the outer positioning groove 14 through threads, when the fixed rod 3 is separated from the inner positioning groove 421, the fixed rod 3 can be connected with the outer positioning groove 14 through threads, and therefore the fixed rod 3 cannot be separated from the handle 1; fourthly, the fixing plate 2 can be clamped in the sliding groove 131 and can slide along the sliding groove 131, so that even if the fixing rod 3 is separated from the outer positioning groove 14, the fixing plate 2 can be clamped in the sliding groove 131, and the fixing rod 3 can not be separated from the handle 1.

Example 2:

as shown in fig. 1-8, on the basis of embodiment 1, this embodiment provides a preferred mechanism of the knife bar, that is, the knife bar 4 includes a left knife bar 43, a positioning block 42 and a right knife bar 41 which are integrally formed in sequence from left to right, the cross section of the positioning block 42 is triangular, quadrangular, pentagonal or hexagonal, the front end of the accommodating groove 12 is provided with a fixing groove 15, the cross section of the fixing groove 15 is triangular, quadrangular, pentagonal or hexagonal, and the positioning block 42 can be located in the fixing groove 15. The cross section of the positioning block 42 is triangular, quadrangular, pentagonal or hexagonal, the cross section of the fixing groove 15 is triangular, quadrangular, pentagonal or hexagonal, and the positioning block 42 can be positioned in the fixing groove 15. The cross-sectional shapes of the positioning block 42 and the fixing groove 15 are not limited to the above shapes, and may be polygonal, which is advantageous in that the relative movement of the arbor 4 in the radial direction with respect to the handle 1 can be further restricted.

Preferably, the cross-sectional diameter of the positioning block 42 is larger than the cross-sectional diameters of the left and

right cutter bars

43 and 41. The positioning block 42 is designed to perform the positioning function, that is, each time the knife bar 4 reaches the position of the receiving groove 12, the knife bar 4 will not enter the receiving groove 12, which helps the fixing rod 3 to pass through the outer positioning groove 14 and enter the inner positioning groove 421.

The rest is the same as embodiment 1 and will not be described herein.

Example 3:

as shown in fig. 1-8, on the basis of embodiment 1, this embodiment provides a preferred structure of the handle and the fixing plate, that is, the handle 1 includes a positioning section 13 and a grasping section 11 which are integrally formed with each other, a sliding groove 131 is formed on the surface of the positioning section 13, a positioning block 42 can be located in the positioning section 13, the fixing plate 2 includes a vertical section 21 and a horizontal section 22 which are integrally formed with each other, the vertical section 21 can slide in the sliding groove 131, the fixing rod 3 is fixedly connected with the bottom surface of the horizontal section 22, and the lower portion of the fixing rod 3 is provided with a thread. Utilize the messenger dead lever 3 that lever principle can be lighter rotatory, do not need to make the rotatory equipment of dead lever 3 specially when rotating dead lever 3, so it is comparatively simple and convenient to operate, has also reduced the trouble of wearing other equipment simultaneously.

Preferably, the fixing rod 3 and the vertical section 21 are perpendicular to the handle 1, and the width of the sliding groove 131 is equal to the thickness of the fixing plate 2, so that the fixing plate 2 can slide in the sliding groove 131 and is not easy to separate from the sliding groove 131.

The rest is the same as embodiment 1 and will not be described herein.

The embodiment of the present invention is the above. The specific parameters in the above embodiments and examples are only for the purpose of clearly showing the verification process of the present invention, and are not used to limit the protection scope of the present invention, which is still subject to the claims, and all the equivalent structural changes made by using the contents of the specification and drawings of the present invention should be included in the protection scope of the present invention.

Claims

1. Double-end allen key screwdriver includes handle (1) and cutter arbor (4), its characterized in that: the utility model discloses a cutter bar, including cutter arbor (4), handle (1), holding tank (12), cutter arbor (4) and interior constant head tank (421), the both ends of cutter arbor (4) are equipped with different tool bits, the middle part of cutter arbor (4) is equipped with locating piece (42), it has interior constant head tank (421) to open on locating piece (42), still open on handle (1) and lie in outer constant head tank (14) on same vertical line with interior constant head tank (421), it has holding tank (12) to open in handle (1), cutter arbor (4) can get into holding tank (12), the surface of handle (1) is still opened and is arc sliding tray (131), be equipped with in sliding tray (131) and can be at gliding fixed plate (2) in sliding tray (131), be equipped with on fixed plate (2) and pass outer constant head tank (14) and go into dead lever (3) in interior constant head tank (421).

2. The double-ended hexagonal socket driver of claim 1, wherein: cutter arbor (4) are including left cutter arbor (43), locating piece (42) and right cutter arbor (41) as an organic whole from left to right shaping in proper order, the cross sectional shape of locating piece (42) is triangle-shaped or quadrangle or pentagon or hexagon, the front end of holding tank (12) is equipped with fixed slot (15), the cross sectional shape of fixed slot (15) is triangle-shaped or quadrangle or pentagon or hexagon, locating piece (42) can be located fixed slot (15).

3. The double-ended hexagonal socket driver of claim 2, wherein: the cross section diameters of the positioning blocks (42) are larger than those of the left cutter bar (43) and the right cutter bar (41).

4. The double-ended hexagonal socket driver of claim 1, wherein: the handle (1) comprises a positioning section (13) and a gripping section (11) which are integrally formed, the sliding groove (131) is formed in the surface of the positioning section (13), and the positioning block (42) can be located in the positioning section (13).

5. The double-ended inner hexagonal screwdriver of claim 4, wherein: the fixed plate (2) comprises a vertical section (21) and a horizontal section (22) which are formed into a whole, the vertical section (21) can slide in a sliding groove (131), the fixed rod (3) is fixedly connected with the bottom surface of the horizontal section (22), and threads are arranged on the lower portion of the fixed rod (3).

6. The double-ended inner hexagonal screwdriver of claim 5, wherein: the fixed rod (3) and the vertical section (21) are both vertical to the handle (1).

7. The double-ended hexagonal socket driver of any one of claims 1-6, wherein: the width of the sliding groove (131) is equal to the thickness of the fixed plate (2).