CN113997234A

CN113997234A - Screwdriver with telescopic screwdriver head

Info

Publication number: CN113997234A
Application number: CN202111216096.1A
Authority: CN
Inventors: 金友强; 金寒炯
Original assignee: Shengzhou Jinyi Tools Co ltd
Current assignee: Shengzhou Jinyi Tools Co ltd
Priority date: 2021-10-19
Filing date: 2021-10-19
Publication date: 2022-02-01

Abstract

The invention relates to the technical field of screwdrivers, in particular to a screwdriver with a telescopic screwdriver bit, which comprises a screwdriver handle, wherein a tail storage block is arranged at the left end part of the screwdriver handle, an adjusting locking seat is arranged in the middle of the right side of the screwdriver handle, an adjusting sleeve rod is arranged at the right side of the adjusting locking seat, extending components are symmetrically arranged at two ends of the adjusting sleeve rod, a threaded connecting seat is arranged at the right side of the tail storage block, the tail storage block is in threaded connection with the screwdriver handle through the threaded connecting seat, a sleeve rod mounting groove is arranged in the middle of the right side end part of the screwdriver handle, a lighting lamp ring is arranged at the right side end part of the screwdriver handle and positioned outside the sleeve rod mounting groove, a lithium ion battery is arranged in the screwdriver handle, and the lithium ion battery is electrically connected with the lighting lamp ring through a conducting wire, overall structure is simple, convenient to use, and stability and practicality are higher.

Description

Screwdriver with telescopic screwdriver head

Technical Field

The invention relates to the technical field of screwdrivers, in particular to a screwdriver with a telescopic screwdriver bit.

Background

At present, a screwdriver becomes a part of our lives, various household appliances and structures need to use the screwdriver, and the screwdriver used by people develops towards the trend of more portability and multiple functions. The existing screwdrivers on the market comprise a common screwdriver, a combined screwdriver, an electric screwdriver, a pneumatic screwdriver and the like, electricians need to measure whether electric power exists in a device when using the screwdrivers, and in the using process, the sizes of spaces where dismounting and fastening are located are different, so that the screwdrivers with fixed lengths can not meet the requirements generally, the existing screwdrivers only have flat heads or plum blossom shapes generally, and the existing screwdrivers can not have both flat heads or plum blossom shapes, so that the existing screwdrivers have large limitation in actual use, and the screwdriver with the telescopic screwdriver head is needed to improve the problems.

Disclosure of Invention

The present invention is directed to a screwdriver with retractable screwdriver bits to solve the above problems.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a screwdriver that screwdriver bit is telescopic, includes the screwdriver handle, afterbody storage piece is installed to the left side tip of screwdriver handle, department installs in the middle of the right side of screwdriver handle and adjusts the locking seat, adjust the right side of locking seat and install the regulation cover barrel pole, the extension subassembly is installed to the both ends symmetry of adjusting the cover barrel pole.

As a preferable scheme of the present invention, a screw connection seat is provided on the right side of the tail storage block, and the tail storage block is in screw connection with the screwdriver handle through the screw connection seat.

In a preferred embodiment of the present invention, a barrel bar mounting groove is formed at a middle portion of a right side end portion of the screwdriver handle, and an illumination lamp ring is mounted at the right side end portion of the screwdriver handle and located outside the barrel bar mounting groove.

According to the preferable scheme of the invention, the lithium ion battery is arranged in the screwdriver handle and is electrically connected with the lighting lamp ring through a wire, the bottom of the screwdriver handle is provided with the charging interface and the switch button, the charging interface and the switch button are respectively and electrically connected with the lithium ion battery and the lighting lamp ring through wires, and the upper side and the lower side of the barrel bar mounting groove are symmetrically provided with the limiting grooves.

According to the preferable scheme of the invention, the adjusting locking seat comprises a connecting seat and a locking diameter ring, wherein the connecting seat is provided with reducing grooves distributed circumferentially, the upper side and the lower side of the connecting seat are symmetrically provided with auxiliary grooves, and the right side of the connecting seat is in threaded connection with the locking diameter ring.

In a preferred embodiment of the present invention, the outer wall of the lock diameter ring is provided with anti-slip protrusions distributed circumferentially.

As a preferable scheme of the invention, the middle of the adjusting sleeve rod is provided with limiting blocks which are vertically and symmetrically arranged, the upper sides of the left end and the right end are both provided with limiting jacks, and the limiting jacks are provided with limiting insertion blocks.

As the preferable scheme of the invention, the size of the upper end of the limiting insertion block is the same as that of the limiting block, and the bottom of the limiting insertion block is provided with an insertion rod matched with the limiting insertion hole.

As a preferable scheme of the invention, the extension assembly comprises an extension rod and a replaceable screwdriver bit, wherein the upper side of the extension rod is provided with uniformly distributed adjusting holes, the outer wall of the extension rod and one side close to the end part of the extension rod are symmetrically provided with clamping planes in a front-back manner, the end part of the extension rod is provided with a bit mounting seat, the inner wall of the bit mounting seat is provided with a bit limiting groove, and the extension rod is provided with the replaceable screwdriver bit through the bit mounting seat.

As a preferable scheme of the present invention, the inner wall of the bit limiting groove is provided with a powerful magnet, the left side of the replaceable screwdriver bit and a position corresponding to the bit limiting groove are provided with bit limiting blocks adapted to the bit limiting groove, and the diameter of the adjusting hole is the same as that of the limiting insertion hole.

Compared with the prior art, the invention has the beneficial effects that:

1. in the invention, the arranged tail storage block can be used for storing spare cross cutter heads and redundant plain end cutter heads, so that an operator can conveniently replace required replaceable screwdriver heads according to requirements, the device is more convenient to use, in addition, the extension rod is matched with the adjusting sleeve rod and the limiting insertion block for use, so that the extending length of the extension rod can be adjusted according to the size of an actual operation space, the device is wider in application range and higher in practicability, the cutter heads of the device can be replaced when worn or not meeting the use requirements due to the arrangement of the replaceable screwdriver heads and the cutter head mounting seat structure, and the device is more flexible to use.

2. According to the invention, the two ends of the adjusting sleeve rod can be used through the arrangement of the adjusting locking seat and the adjusting sleeve rod structure, and then one end of the adjusting sleeve rod can be replaced after being damaged for continuous use, so that the service life of the device is prolonged to a certain extent, meanwhile, the arrangement of the illuminating lamp ring can illuminate a construction point, an operator can conveniently see the position to be operated, and the operation of the operator is more accurate.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

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

FIG. 3 is a schematic view of a connecting base structure according to the present invention;

FIG. 4 is a schematic view of a portion of the present invention;

FIG. 5 is a schematic view of a tool bit mount of the present invention;

FIG. 6 is a schematic view of the rear storage block structure of the present invention.

In the figure: 1. a screwdriver handle; 2. a tail stock block; 3. adjusting the locking seat; 4. adjusting the sleeve rod; 5. an extension assembly; 6. a cylinder rod mounting groove; 7. an illuminating lamp ring; 8. a connecting seat; 9. a diameter locking ring; 10. a reducing groove; 11. an auxiliary groove; 12. a limiting block; 13. limiting the jacks; 14. limiting the inserting block; 15. an extension rod; 16. the screwdriver head can be replaced; 17. an adjustment hole; 18. a clamping plane; 19. a tool bit mounting base; 20. tool bit spacing groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.

While several embodiments of the present invention will be described more fully hereinafter with reference to the accompanying drawings, in order to facilitate an understanding of the invention, the invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed to provide a more complete disclosure of the invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present, that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, and that the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein in the specification of the present invention are for the purpose of describing particular embodiments only and are not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-6, the present invention provides a technical solution:

the utility model provides a screwdriver that screwdriver head is telescopic, includes screwdriver handle 1, and afterbody storage piece 2 is installed to the left side tip of screwdriver handle 1, and department installs in the middle of the right side of screwdriver handle 1 and adjusts locking seat 3, and the right side of adjusting locking seat 3 is installed and is adjusted telescopic rod 4, and extension subassembly 5 is installed to the both ends symmetry of adjusting telescopic rod 4.

Referring to fig. 1-4 and 6, a threaded connection seat is arranged on the right side of the tail storage block 2, the tail storage block 2 is in threaded connection with a screwdriver handle 1 through the threaded connection seat, limit blocks 12 are symmetrically arranged at the middle of an adjusting sleeve rod 4 up and down, limit insertion holes 13 are formed in the upper sides of the left end and the right end of the adjusting sleeve rod, limit insertion blocks 14 are arranged on the limit insertion holes 13, the size of the upper ends of the limit insertion blocks 14 is the same as that of the limit blocks 12, insertion rods matched with the limit insertion holes 13 are arranged at the bottom of the limit insertion blocks 14, the arranged tail storage block 2 can be used for storing spare cross bits and redundant flat bits, so that an operator can conveniently replace required replaceable screwdriver bits 16 according to needs, the device is more convenient to use, and in addition, the extension rod 15 is matched with the adjusting sleeve rod 4 and the limit insertion blocks 14 to enable the extension length of the extension rod 15 to be adjusted according to the size of an actual operation space, and then make this device's application scope wider, and the practicality is stronger, and the setting of removable screwdriver bit 16 and the 19 structures of tool bit mount pad makes the tool bit of this device change when wearing and tearing or not being conform to the user demand again, and then makes the use of this device more nimble.

Referring to fig. 1, 3, 4 and 5, a barrel bar mounting groove 6 is formed at the middle of the right side end of the screwdriver handle 1, a lighting lamp ring 7 is mounted at the right side end of the screwdriver handle 1 and positioned outside the barrel bar mounting groove 6, a lithium ion battery is mounted inside the screwdriver handle 1 and electrically connected with the lighting lamp ring 7 through a wire, a charging interface and a switch button are arranged at the bottom of the screwdriver handle 1 and electrically connected with the lithium ion battery and the lighting lamp ring 7 through wires, limiting grooves are symmetrically formed at the upper side and the lower side of the barrel bar mounting groove 6, the adjusting locking seat 3 comprises a connecting seat 8 and a locking diameter ring 9, reducing grooves 10 which are circumferentially distributed are formed on the connecting seat 8, auxiliary grooves 11 are symmetrically formed at the upper side and the lower side of the connecting seat 8, and the locking diameter ring 9 is connected with the right side of the connecting seat 8 through threads, the outer wall of the diameter locking ring 9 is provided with anti-skid protrusions distributed circumferentially, the extension assembly 5 comprises an extension rod 15 and a replaceable screwdriver bit 16, the upper side of the extension rod 15 is provided with uniformly distributed adjusting holes 17, one side of the outer wall of the extension rod 15, which is close to the end part of the extension rod, is symmetrically provided with clamping planes 18 in a front-back manner, the end part of the extension rod 15 is provided with a bit mounting seat 19, the inner wall of the bit mounting seat 19 is provided with a bit limiting groove 20, the extension rod 15 is provided with the replaceable screwdriver bit 16 through the bit mounting seat 19, the inner wall of the bit limiting groove 20 is provided with a powerful magnet, a bit limiting block matched with the replaceable screwdriver bit 16 is arranged on the left side of the replaceable screwdriver bit 16 and at a position corresponding to the bit limiting groove 20, the diameter of the adjusting holes 17 is the same as that of the limiting insertion holes 13, and the two ends of the adjusting sleeve rod 4 can be used through the arrangement of the adjusting locking seat 3 and the adjusting sleeve rod 4, and then make 4 one ends of adjusting telescopic link damage back removable other ends and continue to use to prolonged the life of this device to a certain extent, meanwhile the setting of illumination lamp ring 7 can throw light on the construction point again, makes things convenient for the operation workman to see the position of taking the operation clearly, thereby makes operation workman's operation more accurate.

The working process of the invention is as follows: when the adjustable screwdriver is used, the extension rod 15 is pulled out by a proper length according to the size of a construction space, the limiting insertion block 14 is inserted into the limiting insertion hole 13 and the corresponding adjusting hole 17 to fix the extension rod 15, the replaceable screwdriver bit 16 to be used is installed on the bit installation seat 19, the replaceable screwdriver bit 16 is worn or does not meet the use requirement, the tail storage block 2 is unscrewed, the spare screwdriver bit in the tail storage block is installed on the bit installation seat 19 for continuous use, when the adjusting sleeve rod 4 at one end is damaged or cannot be continuously used, the diameter locking ring 9 is rotated and unscrewed, the adjusting sleeve rod 4 is taken down and rotated by 180 degrees and then installed back, the diameter locking ring 9 is screwed down for continuous use, the tail storage block 2 can be used for storing the spare cross screwdriver bit and the redundant flat-end screwdriver bit, and therefore an operator can conveniently replace the required replaceable screwdriver bit 16 according to the requirement, therefore, the device is more convenient to use, in addition, the extension rod 15 is matched with the adjusting sleeve rod 4 and the limiting insert block 14 for use, so that the extending length of the extension rod 15 can be adjusted according to the size of an actual operation space, the device is wider in application range and higher in practicability, the arrangement of the replaceable screwdriver bit 16 and the bit mounting seat 19 structure enables the bit of the device to be replaced when the bit is worn or not in line with the use requirement, the device is more flexible to use, the arrangement of the adjusting locking seat 3 and the adjusting sleeve rod 4 structure enables the two ends of the adjusting sleeve rod 4 to be used, the other end of the adjusting sleeve rod 4 can be replaced after one end is damaged, the service life of the device is prolonged to a certain extent, meanwhile, the construction point can be illuminated by the arrangement of the illuminating lamp ring 7, and an operation worker can conveniently see the operation position clearly, thereby making the operation of the operator more accurate.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a screwdriver that screwdriver head is telescopic, includes screwdriver handle (1), its characterized in that: afterbody storage piece (2) are installed to the left side tip of screwdriver handle (1), department installs in the middle of the right side of screwdriver handle (1) and adjusts locking seat (3), adjust the right side of locking seat (3) and install regulation cover barrel pole (4), extension subassembly (5) are installed to the both ends symmetry of regulation cover barrel pole (4).

2. The screwdriver as recited in claim 1, wherein said screwdriver comprises: the right side of the tail storage block (2) is provided with a threaded connection seat, and the tail storage block (2) is in threaded connection with the screwdriver handle (1) through the threaded connection seat.

3. The screwdriver as recited in claim 1, wherein said screwdriver comprises: a barrel rod mounting groove (6) is formed in the middle of the right side end portion of the screwdriver handle (1), and a lighting lamp ring (7) is mounted at the outer side, located in the barrel rod mounting groove (6), of the right side end portion of the screwdriver handle (1).

4. A screwdriver as claimed in claim 3, wherein said screwdriver has a retractable screwdriver head comprising: the screwdriver handle is characterized in that a lithium ion battery is arranged inside the screwdriver handle (1), the lithium ion battery is electrically connected with the lighting lamp ring (7) through a wire, a charging interface and a switch button are arranged at the bottom of the screwdriver handle (1), the charging interface and the switch button are electrically connected with the lithium ion battery and the lighting lamp ring (7) through wires respectively, and limiting grooves are symmetrically formed in the upper side and the lower side of the barrel rod mounting groove (6).

5. The screwdriver as recited in claim 1, wherein said screwdriver comprises: adjust locking seat (3) including connecting seat (8) and lock footpath ring (9), set up on connecting seat (8) and be the reducing groove (10) that the circumference distributes, auxiliary groove (11) have been seted up to the upper and lower bilateral symmetry of connecting seat (8), the right side threaded connection of connecting seat (8) has lock footpath ring (9).

6. The screwdriver as recited in claim 5, wherein said screwdriver comprises: the outer wall of the diameter locking ring (9) is provided with anti-skid protrusions distributed circumferentially.

7. The screwdriver as recited in claim 1, wherein said screwdriver comprises: the adjusting sleeve rod is characterized in that limiting blocks (12) are symmetrically arranged in the middle of the adjusting sleeve rod (4) in an up-and-down mode, limiting insertion holes (13) are formed in the upper sides of the left end and the right end, and limiting insertion blocks (14) are installed on the limiting insertion holes (13).

8. The screwdriver as recited in claim 7, wherein said screwdriver comprises: the size of the upper end of the limiting insertion block (14) is the same as that of the limiting block (12), and an insertion rod matched with the limiting insertion hole (13) is arranged at the bottom of the limiting insertion block (14).

9. The screwdriver as recited in claim 1, wherein said screwdriver comprises: extension subassembly (5) include extension rod (15) and removable screwdriver bit (16), evenly distributed's regulation hole (17) is seted up to the upside of extension rod (15), the outer wall of extension rod (15) has been seted up and has been pressed from both sides tight plane (18) near one side front and back symmetry of its tip, tool bit mount pad (19) are installed to the tip of extension rod (15), tool bit spacing groove (20) have been seted up to the inner wall of tool bit mount pad (19), removable screwdriver bit (16) are installed through tool bit mount pad (19) in extension rod (15).

10. The screwdriver as recited in claim 9, wherein said screwdriver bit comprises: powerful magnet is installed to the inner wall of tool bit spacing groove (20), the left side of removable screwdriver bit (16) and the position that corresponds with tool bit spacing groove (20) are provided with the tool bit stopper rather than the looks adaptation, the diameter of regulation hole (17) is the same with the diameter of spacing jack (13).