CN216830616U

CN216830616U - Multifunctional labor-saving screwdriver

Info

Publication number: CN216830616U
Application number: CN202220565855.9U
Authority: CN
Inventors: 张桂平
Original assignee: Wenzhou Shuntai Hardware Tools Co ltd
Current assignee: Wenzhou Shuntai Hardware Tools Co ltd
Priority date: 2022-03-15
Filing date: 2022-03-15
Publication date: 2022-06-28
Anticipated expiration: 2032-03-15

Abstract

The utility model discloses a multi-functional laborsaving screwdriver, its structure is including the handle of gripping and the fixed cutter arbor of locating the handle of gripping lower extreme that inserts, the handle of gripping left and right sides correspondence has been seted up two storage tanks, the inboard upper end of storage tank all rotates and is connected with the arm of force, just be located two storage tanks position department between two parties in the handle of gripping and seted up the holding chamber, the logical groove that switches on with the storage tank is all seted up to holding chamber both sides, every leads to the inslot and all slides from top to bottom and is provided with the locking piece, the equal concave draw-in groove that is equipped with in locking piece upper end, the arm of force inboard just is located logical groove corresponding position department and has all seted up the card hole, the open end upside outside the card hole all is provided with the fixture block with the draw-in groove adaptation, the holding intracavity is put and is used for controlling two locking pieces and follows the synchronous and radial adjustment mechanism that slides from top to bottom of leading to the groove.

Description

Multifunctional labor-saving screwdriver

Technical Field

The utility model relates to a hardware and tools technical field, more specifically say, it relates to a multi-functional laborsaving screwdriver.

Background

The screwdriver is a tool for screwing the screw to force the screw to be in place, can be inserted into a slot or a notch of the head of the screw, has extremely wide application range, and is a necessary tool for maintenance and daily life.

The handle is grabbed at current screwdriver twisting the in-process hard, and the rotation of handle is very hard when meetting the tighter work piece of installation, and the phenomenon of skidding appears easily in handle department simultaneously, and the power loss that causes is great, uses for a long time to lead to the scotch of hand easily.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a multi-functional laborsaving screwdriver to solve above-mentioned technical problem.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a multi-functional laborsaving screwdriver, including the handle of gripping and the fixed cutter arbor of locating the handle of gripping lower extreme that inserts, the handle of gripping left and right sides correspondence has been seted up two storage tanks, the inboard upper end of storage tank all rotates and is connected with the arm of force, the handle of gripping just is located two storage tanks position department between two parties and has seted up the holding chamber, the logical groove that switches on with the storage tank is all seted up to holding chamber both sides, it is provided with the locking piece all to slide from top to bottom in every logical inslot, the equal concave draw-in groove that is equipped with in locking piece upper end, the inboard card hole that just is located logical groove corresponding position department of arm of force all seted up, card hole outside opening end upside all is provided with the fixture block with the draw-in groove adaptation, the holding intracavity is put and is used for controlling two locking pieces and along leading to synchronous and radial adjustment mechanism that slides from top to bottom of groove.

The utility model discloses further set up to: the adjusting mechanism comprises a guide post vertically arranged on the bottom wall of the accommodating cavity, a movable sleeve is sleeved on the outer ring of the guide post in a sliding manner, the inner end of the locking block is fixedly connected with the movable sleeve, a reset spring is sleeved on the outer ring of the guide post and positioned between the bottom wall of the accommodating cavity and the movable sleeve, and a pressing piece used for controlling the movable sleeve to slide along the radial direction of the guide post is arranged at the upper end of the inner side of the accommodating cavity.

The utility model discloses further set up to: the pressing piece comprises a pressing block matched with the accommodating cavity, a movable hole matched with the guide column is formed in the center of the lower end of the pressing block, a pressing rod is fixedly arranged in the center of the upper end of the pressing block, and the upper end of the pressing rod penetrates through the pressing block and extends to the outside of the holding handle and is connected with a pressing sheet.

The utility model discloses further set up to: every storage tank inboard upper end just lies in all fixed the violently being equipped with the jack-post between the both sides wall, and every arm of force upper end all is provided with two fixed ears in opposite directions, and the axle hole with the jack-post adaptation is all seted up in fixed ear center department in both sides.

The utility model discloses further set up to: the bottom wall in the accommodating groove and the position above the through groove are both provided with a supporting groove, the inner side of the force arm and the position above the clamping hole are both provided with side grooves, and side support rods matched with the supporting grooves are rotationally arranged in the side grooves.

The utility model discloses further set up to: the supporting grooves are all fixedly provided with L-shaped plates, the transverse ends of the L-shaped plates are fixedly provided with U-shaped plates, and one ends of the side supporting rods, which deviate from the rotating ends, are rotatably connected with a ring hook matched with the U-shaped plates.

The utility model discloses further set up to: the corresponding position department that the lateral groove inner wall lies in the ring and colludes all is provided with the cassette, and the C form groove that colludes the adaptation with the ring is all seted up to one side that the cassette deviates from lateral groove inner wall.

The utility model discloses further set up to: oblique waists are arranged on the upper sides of the outer ends of the locking blocks.

To sum up, the utility model discloses following beneficial effect has: the utility model can be switched from the initial state to the labor-saving state as required, the force arms at two sides are locked in the containing groove when in the initial state, and the force arms are prevented from sliding out of the containing groove to influence the daily use of the screwdriver body when not in use; will when needs are dismantled the higher work piece of installation fastening degree the utility model discloses switch to laborsaving state, with both sides arm of force back-out storage tank and expansion, effectively increase the arm of force length of the handle of gripping when launching according to the shaft principle arm of force to it is more laborsaving when making the use of handle of gripping.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

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

FIG. 2 is an enlarged view of a portion of the structure at A in FIG. 1;

FIG. 3 is an enlarged view of a portion of the structure shown at B in FIG. 1;

fig. 4 is an enlarged view of a portion C of fig. 1.

Reference numerals: 1. a grip; 100. a cutter bar; 2. a containing groove; 200. an accommodating cavity; 201. a through groove; 202. a locking block; 203. a card slot; 204. a guide post; 205. a movable sleeve; 206. a return spring; 207. a pressing member; 208. briquetting; 209. a movable hole; 210. a pressure lever; 211. tabletting; 212. oblique waist; 3. a force arm; 300. a clamping hole; 301. a clamping block; 302. a column shaft; 303. fixing the ear; 304. a shaft hole; 305. a side groove; 306. a side stay bar; 307. a ring hook; 308. a card holder; 309. a C-shaped groove; 4. a butting groove; 400. an L-shaped plate; 401. a U-shaped plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-4, the embodiment of the present invention provides a multifunctional labor saving screwdriver, including a grip handle 1 and a cutter bar 100 fixedly inserted in the lower end of the grip handle 1, two storage tanks 2 are correspondingly disposed on the left and right sides of the grip handle 1, the upper end of the inner side of each storage tank 2 is rotatably connected with a force arm 3, a storage chamber 200 is disposed in the grip handle 1 and located at the middle position of the two storage tanks 2, through slots 201 communicated with the storage tanks 2 are disposed on the two sides of the storage chamber 200, a lock block 202 is disposed in each through slot 201 by sliding up and down, a slot 203 is recessed on the upper end of the lock block 202, a clamp hole 300 is disposed in the inner side of the force arm 3 and located at the position corresponding to the through slot 201, a clamp block 301 adapted to the clamp groove 203 is disposed on the upper side of the outer opening end of the clamp hole 300, and an adjusting mechanism for controlling the two lock blocks 202 to slide up and down along the through slot 201 is disposed in the interior of the storage chamber 200.

When in use, the utility model can be switched from an initial state to a labor-saving state as required, the force arms 3 at both sides are all arranged in the containing groove 2 in the initial state, when the force arms 3 are positioned in the containing groove 2, the locking block 202 locks the force arms 3 through the limit locking between the clamping groove 203 and the clamping block 301 at the opening end outside the clamping hole 300, thereby avoiding the force arms 3 from sliding out of the containing groove 2 in a non-use state to influence the daily use of the screwdriver body, wherein the locking block 202 slides up and down and is arranged in the through groove 201 and the through groove 201 is communicated with the containing cavity 200, and the containing cavity 200 is internally provided with an adjusting mechanism for controlling the two locking blocks 202 to slide up and down along the through groove 201 synchronously and radially; will when needs are dismantled the higher work piece of installation fastening degree the utility model discloses switch to laborsaving state, specifically through adjustment mechanism control both sides locking piece 202 along leading to groove 201 synchronous and radial sliding downwards, spacing locking between draw-in groove 203 and the fixture block 301 disappears this moment, unscrews the both sides arm of force 3 storage tank 2 and expandes, effectively increases the arm of force 3 length of gripping handle 1 when expanding according to shaft principle arm of force 3 to it is more laborsaving during the use of gripping handle 1 to make.

The adjusting mechanism comprises a guide post 204 vertically erected on the inner bottom wall of the accommodating cavity 200, a movable sleeve 205 is sleeved on the outer ring of the guide post 204 in a sliding manner, the inner ends of the locking blocks 202 are fixedly connected with the movable sleeve 205, a return spring 206 is sleeved on the outer ring of the guide post 204 and positioned between the inner bottom wall of the accommodating cavity 200 and the movable sleeve 205, and a pressing piece 207 for controlling the movable sleeve 205 to slide along the radial direction of the guide post 204 is arranged at the upper end of the inner side of the accommodating cavity 200; the pressing piece 207 comprises a pressing block 208 matched with the accommodating cavity 200, a movable hole 209 matched with the guide column 204 is formed in the center of the lower end of the pressing block 208, a pressing rod 210 is fixedly arranged in the center of the upper end of the pressing block 208, and the upper end of the pressing rod 210 penetrates through and extends out of the holding handle 1 and is connected with a pressing sheet 211.

When the handle is used, when the locking blocks 202 on the two sides need to be controlled to synchronously and radially slide up and down along the through groove 201, the pressing sheet 211 is pressed towards one side of the handle 1, the pressing sheet 211 is pressed internally and drives the pressing block 208 to radially slide downwards along the accommodating cavity 200 through the pressing rod 210, the center of the lower end of the pressing block 208 is provided with a movable hole 209 matched with the guide column 204 so as to avoid the guide column 204 from blocking the sliding of the pressing block 208, when the pressing block 208 radially slides downwards, the movable sleeve 205 is driven to overcome the elastic reciprocating force of the reset spring 206 to slide downwards along the guide column 204, the inner ends of the locking blocks 202 on the two sides are fixedly connected with the movable sleeve 205, and the movable sleeve 205 drives the locking blocks 202 on the two sides to synchronously and radially slide downwards to unlock the force arm 3; the arm 3 is used and then the operation is repeated when the arm needs to be locked again.

The upper end of the inner side of each accommodating groove 2 is positioned between two side walls, and is fixedly and transversely provided with an axle column 302, the upper end of each force arm 3 is provided with two fixing lugs 303 in opposite directions, and the centers of the fixing lugs 303 on two sides are provided with axle holes 304 matched with the axle columns 302.

When the clamping device is used, the smoothness of the force arm 3 during state switching is effectively improved through the rotating fit between the fixing lug 303 and the shaft column 302, and clamping stagnation between the force arm 3 and the accommodating groove 2 is avoided.

The bottom wall in the accommodating groove 2 and the position above the through groove 201 are both provided with a supporting groove 4, the inner side of the force arm 3 and the position above the clamping hole 300 are both provided with a side groove 305, and a side stay bar 306 matched with the supporting groove 4 is rotatably arranged in the side groove 305.

When using, the utility model discloses both sides arm of force 3 is in the expansion state when being in under laborsaving state, will incline vaulting pole 306 and screw out side groove 305 and make the one end that incline vaulting pole 306 deviates from the rotation side get into to groove 4 this moment, support arm of force 3 through incline vaulting pole 306 and support the cooperation between the groove 4, avoid taking place the skew in the 3 use of the arm of force.

The supporting grooves 4 are all fixedly provided with L-shaped plates 400, the transverse ends of the L-shaped plates 400 are fixedly provided with U-shaped plates 401, and one ends of the side supporting rods 306 departing from the rotating ends are rotatably connected with ring hooks 307 matched with the U-shaped plates 401.

When the side brace rod is used, the ring hook 307 extends into the L-shaped plate 400 in the abutting groove 4 when the side brace rod 306 is used, then the U-shaped plate 401 and the ring hook 307 form clamping, so that the side brace ring is prevented from being separated from the abutting groove 4 when in a use state, when the clamping between the U-shaped plate 401 and the ring hook 307 needs to be cancelled, the ring hook 307 is rotated, the clamping between the ring hook 307 and the U-shaped plate 401 is cancelled, and finally the ring hook 307 is withdrawn from the abutting groove 4.

The inner bottom wall of the side groove 305 is provided with a clamping seat 308 at the corresponding position of the ring hook 307, and one side of the clamping seat 308 departing from the inner bottom wall of the side groove 305 is provided with a C-shaped groove 309 matched with the ring hook 307.

When the side brace 306 is not in use, the ring hook 307 is pressed into the C-shaped groove 309, and the position of the side brace 306 is locked in the side groove 305 through the limit locking between the C-shaped groove 309 and the ring hook 307, so that the condition that the side brace 306 is mistakenly rotated out of the side groove 305 to affect the storage of the force arm 3 when the side brace 306 is not in use is avoided.

The upper sides of the outer ends of the locking pieces 202 are all provided with oblique waists 212.

When using, arm of force 3 makes fixture block 301 and oblique waist 212 contact when accomodating in storage tank 2 after using, cooperation through fixture block 301 and oblique waist 212 between makes locking piece 202 radially move down along logical groove 201, then control arm of force 3 continues to press until fixture block 301 reachs draw-in groove 203 position department of locking piece 202 upper end towards storage tank 2 one side, this moment locking piece 202 kick-backs to initial position and makes and form spacing locking and then lock the position of arm of force 3 between fixture block 301 and draw-in groove 203, the convenience when improving arm of force 3 and accomodating.

The utility model that should point out simultaneously indicates the terminology, like: the directional or positional relationships indicated as "front", "rear", "vertical", "horizontal", etc. are based on the directional or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but are not intended to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the invention.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a multi-functional laborsaving screwdriver, is including handle (1) and fixed cutter arbor (100) of locating handle (1) lower extreme of inserting which characterized in that: two holding grooves (2) are correspondingly arranged at the left side and the right side of the holding handle (1), the upper ends of the inner sides of the holding grooves (2) are respectively and rotatably connected with a force arm (3), an accommodating cavity (200) is arranged in the holding handle (1) and at the middle position of the two accommodating grooves (2), through grooves (201) communicated with the accommodating groove (2) are formed in both sides of the accommodating cavity (200), a locking block (202) is arranged in each through groove (201) in a sliding manner up and down, the upper ends of the locking blocks (202) are all concavely provided with clamping grooves (203), the inner sides of the force arms (3) and the positions corresponding to the through grooves (201) are all provided with clamping holes (300), the upper side of the outer opening end of the clamping hole (300) is provided with a clamping block (301) matched with the clamping groove (203), the accommodating cavity (200) is internally provided with an adjusting mechanism for controlling the two locking blocks (202) to synchronously and radially slide up and down along the through groove (201).

2. The multifunctional labor-saving screwdriver as recited in claim 1, wherein: adjustment mechanism is including standing upright guide post (204) of locating diapire in holding chamber (200), the cover that slides of guide post (204) outer lane is equipped with movable sleeve (205), locking piece (202) inner all with movable sleeve (205) fixed connection, the cover is equipped with reset spring (206) between diapire and movable sleeve (205) in holding chamber (200) and being located in guide post (204) outer lane, holding chamber (200) inboard upper end is provided with and is used for controlling movable sleeve (205) along guide post (204) radial sliding's pressing piece (207).

3. The multifunctional labor-saving screwdriver as recited in claim 2, wherein: the pressing piece (207) comprises a pressing block (208) matched with the accommodating cavity (200), a movable hole (209) matched with the guide column (204) is formed in the center of the lower end of the pressing block (208), a pressing rod (210) is fixedly arranged in the center of the upper end of the pressing block (208), and the upper end of the pressing rod (210) penetrates through the pressing block (208) and extends to the outside of the holding handle (1) and is connected with a pressing sheet (211).

4. A multifunctional labor-saving screwdriver as claimed in claim 1, wherein: every storage tank (2) inboard upper end just is located and all fixes violently being equipped with jack-post (302) between the both sides wall, every arm of force (3) upper end all is provided with two fixed ears (303) in opposite directions, both sides fixed ear (303) center department all sets up shaft hole (304) with jack-post (302) adaptation.

5. The multifunctional labor-saving screwdriver as recited in claim 1, wherein: the inner bottom wall of the accommodating groove (2) is located above the through groove (201) and is provided with a supporting groove (4), the inner side of the force arm (3) is located above the clamping hole (300) and is provided with a side groove (305), and a side supporting rod (306) matched with the supporting groove (4) is rotatably arranged in the side groove (305).

6. The multifunctional labor-saving screwdriver as recited in claim 5, wherein: all be fixed with L template (400) in supporting groove (4), the horizontal end of L template (400) is fixed and is provided with U template (401), the one end that side vaulting pole (306) deviates from the rotation end is rotated and is connected with and colludes (307) with U template (401) complex ring.

7. The multifunctional labor-saving screwdriver as recited in claim 6, wherein: the inner bottom wall of the side groove (305) is provided with clamping seats (308) at the corresponding positions of the ring hooks (307), and one side of each clamping seat (308) departing from the inner bottom wall of the side groove (305) is provided with a C-shaped groove (309) matched with the ring hook (307).

8. The multifunctional labor-saving screwdriver as recited in claim 1, wherein: oblique waists (212) are arranged on the upper sides of the outer ends of the locking blocks (202).