CN214490359U - Screwdriver - Google Patents

Abstract

The utility model discloses a screwdriver, include: cutter body, stand pipe and first clamping part. The cutter body comprises a cutter handle and a cutter bar, one end of the cutter bar is connected with the cutter handle, and the other end of the cutter bar is provided with a cutter head; the guide pipe is sleeved on the cutter bar in a sliding manner; the first clamping part is arranged at one end of the guide pipe close to the cutter head, and the cutter bar can be slidably arranged in the first clamping part in a penetrating way; the first clamping part comprises a plurality of first tooth-shaped reeds distributed around the axis of the cutter rod, the first tooth-shaped reeds are bent towards the center along the radial direction of the cutter rod, a first accommodating cavity used for accommodating a screw is arranged on the guide pipe or the first clamping part, a screw taking opening is formed in the first accommodating cavity, and the first tooth-shaped reeds can deform to allow the screw to enter the first accommodating cavity. The utility model discloses a problem that the screw drops when the screw of arbitrary direction is dismantled can be solved to the screwdriver, and easy operation.

Description

Screwdriver

Technical Field

The utility model relates to a repair tools technical field, concretely relates to screwdriver.

Background

In the process of dismouting screw with the screwdriver, the operator often can lead to the screw to drop from screwdriver head because of the hand is shakiness or other reasons, loses easily, and when most screwdrivers dismantled the screw under narrow space and complicated organism structure, the screw drops into in the narrow space easily, is difficult to take out, and present screwdriver often can only prevent the screw when dismantling the screw of horizontal direction that the screw just drops, the problem that the screw drops when unable solution dismantles the screw of arbitrary direction.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a screwdriver can solve the problem that the screw drops when dismantling the screw of arbitrary direction, and easy operation.

According to the utility model discloses screwdriver, include: the cutter body comprises a cutter handle and a cutter bar, one end of the cutter bar is connected with the cutter handle, and the other end of the cutter bar is provided with a cutter head; the guide pipe is sleeved on the cutter bar in a sliding manner; the first clamping part is arranged at one end, close to the cutter head, of the guide pipe, and the cutter bar is slidably arranged in the first clamping part in a penetrating manner; the first clamping part comprises a plurality of first tooth-shaped reeds distributed around the axis of the cutter rod, the first tooth-shaped reeds are bent towards the center along the radial direction of the cutter rod, a first accommodating cavity used for accommodating a screw is arranged on the guide pipe or the first clamping part, a screw taking opening is formed in the first accommodating cavity, and the first tooth-shaped reeds can deform to allow the screw to enter the first accommodating cavity.

According to the utility model discloses screwdriver has following beneficial effect at least: the cutter body comprises a cutter handle and a cutter bar, and the cutter handle is used for being held by hands; one end of the cutter bar is connected with the cutter handle, and the other end of the cutter bar is provided with a cutter head which can screw a screw; the guide pipe is sleeved on the cutter rod in a sliding mode, the first clamping part is arranged at one end, close to the cutter head, of the guide pipe, the cutter rod penetrates through the first clamping part in a sliding mode, the first clamping part comprises a plurality of first tooth-shaped reeds distributed around the axis of the cutter rod, the first tooth-shaped reeds are bent towards the center along the radial direction of the cutter rod, the first tooth-shaped reeds can deform to allow screws to enter the first accommodating cavity, the first clamping part can clamp the screws, and the screws in any direction can be clamped on the first tooth-shaped reeds to be prevented from falling off when the screws in any direction are dismounted; be provided with the first chamber that holds that is used for holding the screw on stand pipe or the first clamping part, the first chamber that holds is equipped with gets the nail opening, can make the screw that has dismantled fall into the first chamber that holds to follow and get the nail opening and take out the screw.

According to some embodiments of the utility model, be provided with the through-hole in the stand pipe, the cutter arbor wears to locate the through-hole.

According to some embodiments of the utility model, the first chamber that holds set up in on the stand pipe, and be located the stand pipe is close to the one end of tool bit.

According to the utility model discloses a some embodiments, the cutter arbor is close to the position of tool bit is equipped with first stopper, first stopper is located the first intracavity that holds, first stopper is used for the restriction the stroke of stand pipe downstream.

According to some embodiments of the utility model, still including first holder, first holder cup joint in the stand pipe is close to the one end of tool bit, first clamping part set up in on the first holder, first holder is just right it is provided with and gets the nail groove to get nail open-ended position.

According to the utility model discloses a some embodiments still include the second clamping part, the second clamping part sets up the stand pipe is close to the one end of handle of a knife, the second clamping part is including a plurality of centers on the second dentate reed that the cutter arbor distributes, the second dentate reed is followed the radial bending to the center of cutter arbor, the one end that the stand pipe is close to the handle of a knife is provided with the second and holds the chamber, the cutter arbor is close to the position of handle of a knife is equipped with the second stopper, wear to locate with the cutter arbor slidable the second clamping part, the second dentate reed can take place deformation and come in and go out in order to allow the second stopper the second holds the chamber.

According to some embodiments of the utility model, still including the second holder, the second holder cup joint in the stand pipe is close to the one end of handle of a knife, the second clamping part set up in on the second holder.

According to some embodiments of the utility model, the one end that the cutter arbor is connected with the handle of a knife is equipped with the external screw thread, the one end that the handle of a knife is connected with the cutter arbor is equipped with the cavity, the cavity wall be equipped with external screw thread assorted internal thread.

According to some embodiments of the invention, the cutter head is cross-shaped.

According to some embodiments of the utility model, the handle of a knife cover is equipped with insulating cover.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The invention will be further described with reference to the following drawings and examples, in which:

fig. 1 is a schematic structural view of a screwdriver according to an embodiment of the present invention;

fig. 2 is a perspective view of a screwdriver according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a cutter body according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a guide tube according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a first clamping member according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a second clamping member according to an embodiment of the present invention;

FIG. 7 is a schematic view illustrating a state that the screwdriver starts to unload screws according to the embodiment of the present invention;

FIG. 8 is a schematic view illustrating a state in which the first tooth-shaped spring plate clamps the inside of the screw head according to the embodiment of the present invention;

reference numerals: the screwdriver 100, the screwdriver body 200, the screwdriver rod 210, the screwdriver bit 211, the first limiting block 212, the second limiting block 213, the screwdriver handle 220, the guide tube 300, the first accommodating cavity 301, the second accommodating cavity 302, the first clamping piece 310, the first toothed spring piece 311, the nail taking groove 312, the second clamping piece 320 and the second toothed spring piece 321.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means is one or more, a plurality of means is two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

In the description of the present invention, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

A screwdriver 100 according to an embodiment of the present invention is described below with reference to fig. 1 to 8.

As shown in fig. 1, the screwdriver 100 according to the present invention includes: a cutter body 200, a guide tube 300, and a first clamping portion.

The cutter body 200 comprises a cutter handle 220 and a cutter bar 210, one end of the cutter bar 210 is connected with the cutter handle 220, and the other end of the cutter bar 210 is provided with a cutter head 211; the guide tube 300 is sleeved on the cutter bar 210 in a sliding manner; the first clamping part is arranged at one end of the guide tube 300 close to the cutter head 211, and the cutter bar 210 is slidably arranged in the first clamping part; the first clamping part comprises a plurality of first tooth-shaped reeds 311 distributed around the axis of the cutter bar 210, the first tooth-shaped reeds 311 bend towards the center along the radial direction of the cutter bar 210, a first accommodating cavity 301 for accommodating a screw is arranged on the guide tube 300 or the first clamping part, the first accommodating cavity 301 is provided with a screw taking opening, and the first tooth-shaped reeds 311 can deform to allow the screw to enter the first accommodating cavity 301.

Specifically, tool shank 220 is for hand gripping; one end of the cutter bar 210 is connected with the cutter handle 220, the other end of the cutter bar 210 is provided with a cutter head 211, and the cutter head 211 can screw a screw; the guide tube 300 is slidably sleeved on the cutter bar 210, the first clamping part is arranged at one end, close to the cutter head 211, of the guide tube 300, the cutter bar 210 slidably penetrates through the first clamping part, the first clamping part comprises a plurality of first tooth-shaped reeds 311 distributed around the axis of the cutter bar 210, the first tooth-shaped reeds 311 are bent towards the center along the radial direction of the cutter bar 210, the first tooth-shaped reeds 311 can deform to allow screws to enter the first accommodating cavity 301, and the first clamping part can clamp the screws, so that the screws in any direction can be clamped on the first tooth-shaped reeds 311 to be prevented from falling off when the screws in any direction are disassembled; the guide tube 300 or the first clamping part is provided with a first accommodating cavity 301 for accommodating screws, the first accommodating cavity 301 is provided with a screw taking opening, and the screws which are disassembled can fall into the first accommodating cavity 301 and can be taken out from the screw taking opening.

Referring to fig. 1, in some embodiments of the present invention, a through hole is provided in the guiding tube 300, and the cutter bar 210 is inserted into the through hole. Specifically, a through hole is formed in the guide tube 300, and the through hole can be passed by the tool bar 210 and enables the tool bit 211 to extend out of the first clamping portion to disassemble the screw.

Referring to fig. 2, in some embodiments of the present invention, the first accommodating chamber 301 is disposed on the guide tube 300 and located at an end of the guide tube 300 close to the cutter head 211. Specifically, a first receiving cavity 301 is provided on the guide tube 300, and the first receiving cavity 301 is used for receiving a screw.

Referring to fig. 1, in some embodiments of the present invention, a first limit block 212 is disposed at a position of the cutter bar 210 close to the cutter head 211, the first limit block 212 is located in the first accommodating cavity 301, and the first limit block 212 is used for limiting a downward movement stroke of the guide tube 300. Specifically, a first limit block 212 is arranged at a position of the cutter bar 210 close to the cutter head 211, and the first limit block 212 is used for limiting the downward movement stroke of the guide tube 300, so that the guide tube 300 can be prevented from impacting the surface of equipment where a screw is located in the process of pushing the guide tube 300 downward and clamping the screw, and the guide tube 300 or the equipment can be prevented from being damaged.

Referring to fig. 1 and 5, in some embodiments of the present invention, the screwdriver 100 further includes a first clamping member 310, the first clamping member 310 is sleeved on one end of the guiding tube 300 close to the screwdriver bit 211, the first clamping portion is disposed on the first clamping member 310, and the first clamping member 310 is provided with a nail-taking groove 312 at a position just opposite to the nail-taking opening. Specifically, the first clamping piece 310 is sleeved at one end, close to the tool bit 211, of the guide tube 300, the first clamping portion is arranged on the first clamping piece 310, the first clamping piece 310 can clamp screws, screws in any direction can be disassembled without falling off, the first clamping piece 310 is provided with a screw taking groove 312 opposite to the position of the screw taking opening, and the screws after being disassembled fall into the first accommodating cavity 301 are sequentially taken out after passing through the screw taking opening and the screw taking groove 312.

It will be appreciated that the first clamping portion 310 may alternatively be integrally formed with the guide tube 300.

Referring to fig. 2 and 6, in some embodiments of the present invention, screwdriver 100 further includes a second clamping portion, the second clamping portion is disposed at one end of guide tube 300 close to handle 220, the second clamping portion includes a plurality of second toothed reeds 321 distributed around handle 210, the second toothed reeds 321 are bent toward the center along the radial direction of handle 210, one end of guide tube 300 close to handle 220 is provided with a second accommodating cavity 302, the position of handle 210 close to handle 220 is provided with a second stopper 213, the second clamping portion is slidably disposed through handle 210, the second toothed reeds 321 can deform to allow second stopper 213 to come in and go out of second accommodating cavity 302. Specifically, the second clamping portion is disposed at one end of the guide tube 300 close to the handle 220, the second clamping portion includes a plurality of second toothed reeds 321 distributed around the cutter bar 210, the second toothed reeds 321 are bent toward the center along the radial direction of the cutter bar 210, the second toothed reeds 321 can be deformed to allow the second limiting block 213 to enter and exit the second accommodating cavity 302, the second limiting block 213 can clamp the second clamping portion on the second limiting block 213 when the guide tube 300 is not used, and the cutter body 200 can be used as a conventional screwdriver.

Referring to fig. 2 and fig. 6, in some embodiments of the present invention, the screwdriver 100 further includes a second clamping member 320, the second clamping member 320 is sleeved on one end of the guiding tube 300 close to the handle 220, and the second clamping portion is disposed on the second clamping member 320. Specifically, the second clamping member 320 is sleeved on one end of the guide tube 300 close to the handle 220, and the second clamping portion is disposed on the second clamping member 320, it can be understood that the second clamping portion 320 may also be formed integrally with the guide tube 300.

The utility model discloses an in some embodiments, the one end that cutter arbor 210 and handle of a knife 220 are connected is equipped with the external screw thread, and the one end that handle of a knife 220 and cutter arbor 210 are connected is equipped with the cavity, and the cavity wall is equipped with external screw thread assorted internal thread. Specifically, knife bar 210 is threadably coupled to knife handle 220 to facilitate removal of knife bar 210 for replacement of knife bar 210 with a different cutting head 211.

Referring to fig. 2, in some embodiments of the present invention, cutting head 211 is cross-shaped. Specifically, the tool bit 211 may be a cross-shaped tool bit 211, or may be a linear tool bit 211, and different types of screws may be screwed.

In some embodiments of the present invention, the handle 220 is provided with an insulating sheath. Specifically, the handle 220 is sleeved with an insulating sleeve made of plastic material to prevent electric shock.

It can be understood that the handle 220 can also be provided with anti-slip projections, which can increase the friction between the hand and the handle 220, so that an operator can firmly hold the handle 220 and prevent the handle 220 from falling off in the screw dismounting process; the front end of the tool bit 211 is coated with a magnetic layer, so that a magnetic screw can be absorbed, and the screw is not easy to fall off.

A screwdriver 100 according to an embodiment of the present invention is described in detail below in a specific embodiment with reference to fig. 1 and 2. It is to be understood that the following description is illustrative only and is not intended as a specific limitation on the invention.

Referring to fig. 1, the screwdriver 100 includes a screwdriver handle 220, a screwdriver rod 210, a guide tube 300, a first clamping member 310 and a second clamping member 320, wherein one end of the screwdriver rod 210 is in threaded connection with the screwdriver handle 220, the other end of the screwdriver rod 210 is provided with a screwdriver bit 211, and the screwdriver bit 211 is a cross screwdriver bit 211; the first clamping part is arranged on the first clamping part 310, the first clamping part 310 is sleeved at one end, close to the tool bit 211, of the guide pipe 300, a nail taking groove 312 is formed in the position, opposite to the nail taking opening, of the first clamping part 310, the first clamping part comprises a plurality of first tooth-shaped reeds 311 distributed around the axis of the tool bit 210, the first tooth-shaped reeds 311 are bent towards the center along the radial direction of the tool bit 210, the first accommodating cavity 301 is arranged at one end, close to the tool bit 211, of the guide pipe 300 and used for accommodating screws, and the first accommodating cavity 301 is provided with the nail taking opening; the first tooth-shaped spring leaf 311 can deform to allow a screw to enter the first accommodating cavity 301, the screw after being detached can sequentially pass through the screw taking opening and the screw taking groove 312 and then be taken out after falling into the first accommodating cavity 301, a first limiting block 212 is arranged at the position of the cutter bar 210 close to the cutter head 211, and the first limiting block 212 is used for limiting the downward movement stroke of the guide tube 300; the second clamping member 320 is sleeved on one end, close to the handle 220, of the guide pipe 300, the second clamping portion is arranged on the second clamping member 320 and comprises a plurality of second toothed reeds 321 distributed around the cutter bar 210, the second toothed reeds 321 are bent towards the center along the radial direction of the cutter bar 210, the second accommodating cavity 302 is arranged at one end, close to the handle 220, of the guide pipe 300, the second toothed reeds 321 can deform to allow the second limiting block 213 to enter and exit the second accommodating cavity 302, a second limiting block 213 is arranged at a position, close to the handle 220, of the cutter bar 210, the second limiting block 213 can clamp the second clamping portion on the second limiting block 213 when the guide pipe 300 is not used, and the cutter body 200 can be used as a conventional screwdriver.

The handle 220 is held by hand, the tool bit 211 is aligned with the screw to be screwed, the guide tube 300 is pushed by hand after being screwed for a plurality of circles, the first tooth-shaped reed 311 deforms, the screw head enters the cavity opening of the first accommodating cavity 301, the first tooth-shaped reed 311 clamps the screw head and does not fall off, when the first limiting block 212 contacts with the cavity bottom of the first accommodating cavity 301, the downward moving stroke of the guide tube 300 is limited, the guide tube 300 is prevented from impacting the surface of equipment where the screw is located, the screwdriver 100 is continuously screwed until the screw is completely screwed out of the screw hole, the screwed screw falls into the first accommodating cavity 301, and the screw passes through the screw taking opening and the screw taking groove 312 to be taken out.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art. Furthermore, the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.

Claims (10)

1. A screwdriver, comprising:

the cutter body comprises a cutter handle and a cutter bar, one end of the cutter bar is connected with the cutter handle, and the other end of the cutter bar is provided with a cutter head;

the guide pipe is sleeved on the cutter bar in a sliding manner;

the first clamping part is arranged at one end, close to the cutter head, of the guide pipe, and the cutter bar is slidably arranged in the first clamping part in a penetrating manner; the first clamping part comprises a plurality of first tooth-shaped reeds distributed around the axis of the cutter rod, the first tooth-shaped reeds are bent towards the center along the radial direction of the cutter rod, a first accommodating cavity used for accommodating a screw is arranged on the guide pipe or the first clamping part, a screw taking opening is formed in the first accommodating cavity, and the first tooth-shaped reeds can deform to allow the screw to enter the first accommodating cavity.

2. The screwdriver according to claim 1, wherein a through hole is provided in the guide tube, and the screwdriver rod is inserted through the through hole.

3. The screwdriver as recited in claim 1, wherein said first cavity is disposed on said guide tube at an end of said guide tube adjacent to said driver bit.

4. The screwdriver according to claim 3, wherein a first limit block is arranged at a position of the screwdriver rod close to the screwdriver head, the first limit block is located in the first accommodating cavity, and the first limit block is used for limiting a downward moving stroke of the guide tube.

5. The screwdriver according to claim 3, further comprising a first clamping member, wherein the first clamping member is sleeved at one end of the guide tube close to the screwdriver head, the first clamping portion is arranged on the first clamping member, and a nail taking groove is formed in a position of the first clamping member, which faces the nail taking opening.

6. The screwdriver according to claim 1, further comprising a second clamping portion, wherein the second clamping portion is disposed at one end of the guide tube close to the screwdriver handle, the second clamping portion comprises a plurality of second toothed reeds distributed around the screwdriver rod, the second toothed reeds are bent towards the center along the radial direction of the screwdriver rod, a second accommodating cavity is disposed at one end of the guide tube close to the screwdriver handle, a second limiting block is disposed at a position of the screwdriver rod close to the screwdriver handle, the screwdriver rod slidably penetrates through the second clamping portion, and the second toothed reeds can deform to allow the second limiting block to enter and exit the second accommodating cavity.

7. The screwdriver according to claim 6, further comprising a second clamping member, wherein the second clamping member is sleeved on one end of the guide tube close to the shank, and the second clamping portion is arranged on the second clamping member.

8. The screwdriver according to claim 1, wherein the end of the screwdriver rod connected with the screwdriver handle is provided with an external thread, the end of the screwdriver handle connected with the screwdriver rod is provided with a cavity, and the wall of the cavity is provided with an internal thread matched with the external thread.

9. The screwdriver as recited in claim 1, wherein said bits are cross-shaped.

10. The screwdriver according to claim 1, wherein the shank is sleeved with an insulating sleeve.

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