CN214870152U

CN214870152U - Double-end screwdriver of scalable regulation

Info

Publication number: CN214870152U
Application number: CN202121000712.5U
Authority: CN
Inventors: 姚旭明; 雍磊; 梅洁
Original assignee: Ningbo Polytechnic
Current assignee: Ningbo Polytechnic
Priority date: 2021-05-11
Filing date: 2021-05-11
Publication date: 2021-11-26
Anticipated expiration: 2031-05-11

Abstract

The utility model relates to a screwdriver technical field discloses a double-end screwdriver of scalable regulation, including: the handle is hollow, a first gear is arranged in the handle, and a through hole is formed in the first gear; the batch rod is movably arranged in the handle and the through hole in a penetrating way, a first connecting part is arranged on the batch rod, a second connecting part is arranged in the through hole, and the first connecting part is movably connected with the second connecting part so as to telescopically adjust the batch rod; the two ends of the batching rod are provided with batching heads; the adjusting mechanism is movably arranged on the handle and is connected with the first gear. The utility model has the advantages that the batch rod can be extended and contracted in the handle through the adjusting mechanism and the first gear, thereby realizing the alternative use of the batch heads at the two ends of the batch rod, being convenient to use and being not easy to lose the batch rod; during adjustment, only the adjusting piece needs to be rotated, so that the operation is simple; the connecting piece can restrict the extension and the rotation of the batch rod, and the whole structure is stable and reliable.

Description

Double-end screwdriver of scalable regulation

Technical Field

The utility model relates to a screwdriver technical field especially relates to a double-end screwdriver of scalable regulation.

Background

The screwdriver is widely applied to daily life and production and manufacturing, the most common screwdrivers are the straight screwdriver and the cross screwdriver, but the straight screwdriver and the cross screwdriver are inconvenient to carry. The existing double-head screwdriver is characterized in that a screwdriver rod with a straight line and a cross screwdriver head at two ends is detachably connected with a handle, when the screwdriver rod needs to be alternately used, manual disassembly and assembly are needed, the screwdriver is inconvenient, and the screwdriver rod is easy to lose. Or the double-head screwdriver with the telescopic function can realize the switching use of the screwdriver heads at the two ends of the screwdriver rod, but the telescopic adjusting structure is unstable, and the whole occupied space of the screwdriver is large; when in use, the utility model is not convenient to hold.

SUMMERY OF THE UTILITY MODEL

The above-mentioned not enough to prior art exists, the utility model aims to solve the technical problem that a but, the double-end screwdriver of the telescopic adjustment of stable in structure, convenient to use is proposed.

The utility model provides a technical scheme that its technical problem adopted is, provides a double-end screwdriver of scalable regulation, including:

the handle is hollow, a first gear is arranged in the handle, and a through hole is formed in the first gear;

the batch rod is movably arranged in the handle and the through hole in a penetrating mode, a first connecting part is arranged on the batch rod, a second connecting part is arranged in the through hole, and the first connecting part and the second connecting part are movably connected to telescopically adjust the batch rod; the two ends of the batching rod are provided with batching heads;

and the adjusting mechanism is movably arranged on the handle and is connected with the first gear.

Further, the first connecting part is a first thread which is arranged around the circumference of the batch rod, the second connecting part is a second thread which is arranged around the circumference of the through hole, and the first thread is connected with the second thread;

the adjusting mechanism comprises a second gear and an adjusting piece, the second gear is arranged around the circumference of the first gear, the adjusting piece is sleeved on the handle, an inner gear ring is arranged on the adjusting piece, and the second gear is respectively meshed with the first gear and the inner gear ring.

Further, the screwdriver further comprises a connecting piece which is used for connecting the handle and the screwdriver rod;

the batch rod is provided with a guide groove along the length direction of the batch rod, and the connecting piece is arranged in the guide groove in a penetrating way; and the connecting piece can slide along the guide groove.

Further, the handle comprises a first shell and a second shell which are detachably connected, the first shell and the second shell surround to form an accommodating cavity, and the first gear, the second gear and the batch rod can be accommodated in the accommodating cavity;

the screwdriver head is characterized in that a first opening is formed in the first shell, a second opening is formed in the second shell, the accommodating cavity is communicated with the first opening and the second opening, and the screwdriver head can penetrate through the first opening and the second opening respectively.

Furthermore, one of the batch heads is arranged in a straight shape, and the other batch head is arranged in a cross shape.

Furthermore, a clamping groove is formed in the first shell, a clamping block is arranged on the second shell, and the clamping block is clamped in the clamping groove.

Furthermore, a connecting block is arranged on the bottom surface of the clamping groove, a connecting groove is formed in the clamping block, and the connecting block is inserted into the connecting groove.

Further, first casing is including dismantling main part and the mounting of connection, be equipped with the spout in the main part, be equipped with the slider on the mounting, slider slidable ground sets up in the spout.

Furthermore, a first limiting convex ring is arranged at one end, close to the first shell, of the second shell, and a second limiting convex ring is arranged at one end, close to the second shell, of the fixing piece; and two ends of the adjusting piece can be respectively abutted with the first limiting convex ring and the second limiting convex ring.

The first handheld sleeve body is detachably connected with the first shell, and the second handheld sleeve body is detachably connected with the second shell;

the adjusting part sleeve body is sleeved on the adjusting part, a convex block is arranged on the adjusting part, a groove is arranged on the adjusting part sleeve body, and the convex block is arranged in the groove; and a plurality of anti-skid lugs are arranged on the outer wall of the adjusting piece sleeve body.

Compared with the prior art, the utility model discloses following beneficial effect has at least:

in the utility model, the first gear is arranged in the handle and is in threaded connection with the screwdriver rod, and the screwdriver rod can be stretched by rotating the first gear, so that the whole structure is simple, and the double-screwdriver head screwdriver is convenient to use; during adjustment, the first gear is driven to rotate through the second gear only by rotating the adjusting piece, so that the operation is simple; the first gear and the second gear are arranged between the first shell and the second shell and are accommodated in the accommodating cavity, so that the whole structure is stable, and the occupied space is small; the screwdriver is provided with a connecting piece which is connected with the handle and the screwdriver rod and can limit the rotation of the screwdriver rod, when two ends of the guide groove are abutted against the connecting piece, the extension and retraction of the screwdriver rod can be limited, and the use reliability of the screwdriver is ensured; the handle is formed by detachably connecting a first shell and a second shell, so that the first gear, the adjusting mechanism and the like can be conveniently disassembled and assembled; and the handle is sleeved with the sleeve body, so that the handle is convenient to hold.

Drawings

Fig. 1 is a schematic view of the overall structure of the telescopically adjustable double-head screwdriver of the present invention;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a cross-sectional view of FIG. 1;

FIG. 4 is an exploded view of the handle coupled to the adjustment mechanism;

FIG. 5 is a schematic view of the connection of the first gear with the adjustment mechanism;

FIG. 6 is an exploded view of the adjustment member installation;

FIG. 7 is an exploded view of the first housing;

fig. 8 is a schematic structural view of the first hand-held sleeve body, the second hand-held sleeve body and the regulating member sleeve body.

In the figure:

1. a handle; 10. a first gear; 11. a first housing; 12. a second housing; 13. an accommodating chamber; 14. a first opening; 15. a second opening; 100. a through hole; 101. a second connecting portion; 110. a card slot; 111. connecting blocks; 112. a main body; 113. a fixing member; 120. a clamping block; 121. a first limit convex ring; 1120. a chute; 1130. a slider; 1131. a second limit convex ring; 1200. connecting grooves;

2. a batching rod; 20. a first connection portion; 21. a batch head; 22. a guide groove;

3. an adjustment mechanism; 30. a second gear; 31. an adjustment member; 310. an inner gear ring; 311. a bump;

4. a connecting member; 5. a first hand-held covering; 6. a second hand-held sleeve body;

7. an adjusting piece sleeve body; 70. a groove; 71. and an anti-slip bump.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1-8, the telescopic adjustable double-head screwdriver comprises a handle 1, a screwdriver rod 2, an adjusting mechanism 3 and a connecting piece 4.

The handle 1 is hollow, a first gear 10 is arranged in the handle 1, and a through hole 100 is formed in the first gear 10; the batch rod 2 is movably arranged in the handle 1 and the through hole 100 in a penetrating way, a first connecting part 20 is arranged on the batch rod 2, a second connecting part 101 is arranged in the through hole 100, and the first connecting part 20 is movably connected with the second connecting part 101 so as to telescopically adjust the batch rod 2; the two ends of the batch rod 2 are provided with batch heads 21; the adjusting mechanism 3 is movably arranged on the handle 1 and is connected with the first gear 10. Specifically, criticize pole 2 and connect on first gear 10 in handle 1 through first connecting portion 20, the rotatable first gear 10 of adjustment mechanism 3 realizes criticizing pole 2 and stretch out and draw back in handle 1, and should criticize pole 2 and be two criticize head 21, can realize criticizing alternate use of head 21, criticize pole 2 and be difficult for losing, and convenient to use.

Preferably, the first connection portion 20 is a first thread provided around the circumference of the batch rod 2, the second connection portion 201 is a second thread provided around the circumference of the through-hole 100, and the first thread is connected with the second thread; the adjusting mechanism 3 comprises a second gear 30 and an adjusting piece 31, the second gear 30 is arranged around the circumference of the first gear 10, the first gear 10 and the second gear 30 are both rotatably connected to the handle 1, the adjusting piece 31 is sleeved on the handle 1, an inner gear ring 310 is arranged on the adjusting piece 31, and the second gear 30 is respectively meshed with the first gear 10 and the inner gear ring 310. And is equipped with connecting handle 1 and criticize connecting piece 4 of pole 2, criticize and be equipped with guide way 22 along its length direction on the pole 2, connecting piece 4 wears to establish in the guide way 22, and connecting piece 4 can slide along guide way 22.

The screwdriver rod 2 has the following telescopic working principle: the rotating adjusting piece 31, because the second gear 30 is rotatably arranged on the handle 1 along the circumferential direction of the first gear 10, the second gear 30 drives the first gear 10 to rotate; the batch rod 2 is in threaded connection with the first gear 10, and the batch rod 2 is connected with the handle 1 through the guide groove 22, that is, the batch rod 2 moves along the direction of the guide groove 22, so that the batch rod 2 stretches.

During the in-service use, this connecting piece 4 is provided with two, all wears to establish in guide way 22, and when criticizing pole 2 flexible, two connecting pieces 4 can respectively with the both ends butt of guide way 22 to the restriction is criticized the flexible of pole 2, guarantees screwdriver's normal use.

Preferably, the handle 1 comprises a first housing 11 and a second housing 12 which are detachably connected, and the first gear 10, the second gear 30 and the adjusting member 31 are all arranged between the first housing and the second housing; the first shell 11 and the second shell 12 surround to form an accommodating cavity 13, and the first gear 10, the second gear 30 and the batch rod 2 can be accommodated in the accommodating cavity 13; the first shell 11 is provided with a first opening 14, the second shell 12 is provided with a second opening 15, the accommodating cavity 13 is communicated with the first opening 14 and the second opening 15, and the two heads 21 can respectively penetrate through the first opening 14 and the second opening 15, so that the two heads 21 can be alternately used.

In the actual use process, the screwdriver head 21 on one end of the screwdriver rod 2 is arranged in a straight shape, the screwdriver head 21 on the other end of the screwdriver rod is arranged in a cross shape, and the screwdriver can be used as a straight tool and a cross tool.

Preferably, the first housing 11 is provided with a clamping groove 110, the second housing 12 is provided with a clamping block 120, and the clamping block 120 is clamped in the clamping groove 110, that is, the first housing 11 and the second housing 12 are detachably connected through the clamping groove 110 and the clamping block 120, so that the first gear 10, the adjusting mechanism 3 and the like can be conveniently installed.

As shown in fig. 6, the bottom surface of the clamping groove 110 is provided with the connecting block 111, the clamping block 120 is provided with the connecting groove 1200, and the connecting block 111 is inserted into the connecting groove 1200, that is, the first housing 11 and the second housing 12 are connected in an insertion manner, so as to ensure the structural stability of the handle 1.

As shown in fig. 7, the first housing 11 includes a main body 112 and a fixing member 113 detachably connected, the main body 112 is provided with a sliding groove 1120, the fixing member 113 is provided with a sliding block 1130, and the sliding block 1130 is slidably disposed in the sliding groove 1120.

When the device is installed, the first gear 10 and the second gear 30 are installed on the handle 1, the screwdriver rod 2 is screwed into the handle 1, the connecting piece 4 is inserted into the guide groove 22, and the main body 112 and the second shell 12 are connected; the adjusting member 31 is sleeved on the handle 1 and engaged with the second gear 30, and the fixing member 113 is connected with the main body 112 along the sliding slot 1120, so that the adjusting member 31 can be rotatably mounted on the handle 1.

Preferably, a first limit convex ring 121 is arranged at one end of the second shell 12 close to the first shell 11, and a second limit convex ring 1131 is arranged at one end of the fixing member 113 close to the second shell 12; the two ends of the adjusting member 31 can abut against the first and second

limit protruding rings

121 and 1131, respectively, to prevent the adjusting member 31 from being separated from the handle 1.

As shown in fig. 6 and 8, the glove further comprises a first handheld glove body 5, a second handheld glove body 6 and an adjusting glove body 7, wherein the first handheld glove body 5 is detachably connected with the first shell 11, and the second handheld glove body 6 is detachably connected with the second shell 12; the adjusting piece sleeve body 7 is sleeved on the adjusting piece 31, the adjusting piece 31 is provided with a convex block 311, the adjusting piece sleeve body 7 is provided with a groove 70, and the convex block 311 is arranged in the groove 70; and a plurality of anti-skid lugs 71 are arranged on the outer wall of the adjusting part sleeve body 7. The sleeve body is sleeved on the handle 1 and the adjusting piece 31 and is a rubber sleeve, uneven lines are arranged on the rubber sleeve, the rubber sleeve is convenient to grip, and the adjusting piece 31 is convenient to rotate.

In the scheme, the telescopic adjustable double-head screwdriver can realize the telescopic action of the batch rod 2, so that the batch heads 21 at two ends of the batch rod 2 can respectively extend out of the handle 1, the alternative use of the batch heads 21 is realized, and the use is convenient; the adjusting piece 31 is rotated to drive the first gear 10 to rotate, so that the batch rod 2 can stretch and retract, and the operation is simple.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Furthermore, the descriptions in the present application as to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

Claims

1. The utility model provides a scalable double-end screwdriver of adjusting which characterized in that, including:

2. The telescopically adjustable double-headed screwdriver according to claim 1, wherein the first connecting portion is a first thread disposed around the circumference of the screwdriver rod, the second connecting portion is a second thread disposed around the circumference of the through hole, and the first thread is connected with the second thread;

3. The telescopically adjustable double-ended screwdriver according to claim 1 or 2, further comprising a connecting member connecting said handle and said screwdriver rod;

4. The telescopically adjustable double-headed screwdriver according to claim 2, wherein the handle comprises a first shell and a second shell which are detachably connected, the first shell and the second shell surround to form a containing cavity, and the first gear, the second gear and the batch rod can be contained in the containing cavity;

5. The telescopically adjustable double-headed screwdriver according to claim 4, wherein one of the bits is arranged in a straight shape, and the other bit is arranged in a cross shape.

6. The telescopically adjustable double-headed screwdriver according to claim 4, wherein a clamping groove is formed in the first shell, and a clamping block is arranged on the second shell and clamped in the clamping groove.

7. The telescopically adjustable double-headed screwdriver according to claim 6, wherein a connecting block is arranged on the bottom surface of the clamping groove, a connecting groove is arranged on the clamping block, and the connecting block is inserted into the connecting groove.

8. The telescopically adjustable double-headed screwdriver according to claim 4, wherein the first housing comprises a main body and a fixed member which are detachably connected, the main body is provided with a sliding groove, the fixed member is provided with a sliding block, and the sliding block is slidably arranged in the sliding groove.

9. The telescopically adjustable double-headed screwdriver according to claim 8, wherein a first limit convex ring is arranged at one end of the second shell close to the first shell, and a second limit convex ring is arranged at one end of the fixing piece close to the second shell; and two ends of the adjusting piece can be respectively abutted with the first limiting convex ring and the second limiting convex ring.

10. The telescopically adjustable double-headed screwdriver according to claim 4, further comprising a first hand-held sleeve body, a second hand-held sleeve body and an adjusting piece sleeve body, wherein the first hand-held sleeve body is detachably connected with the first shell, and the second hand-held sleeve body is detachably connected with the second shell;