CN217123015U

CN217123015U - Electric wrench with auxiliary positioning device

Info

Publication number: CN217123015U
Application number: CN202221072019.3U
Authority: CN
Inventors: 沈建平; 朱雯; 沈国良
Original assignee: Hangzhou Tuocheng Hardware Tools Co ltd
Current assignee: Hangzhou Tuocheng Hardware Tools Co ltd
Priority date: 2022-05-06
Filing date: 2022-05-06
Publication date: 2022-08-05
Anticipated expiration: 2032-05-06

Abstract

The utility model provides an electric wrench with auxiliary positioning device, including the spanner body, the head of spanner body is provided with the spanner head, the edge groove has been seted up to the center department of spanner head, the each end internal surface in edge groove all sets up flutedly, each the inboard equal sliding connection of recess has the extrusion piece. The utility model discloses in, adjust each extrusion piece simultaneously through drive assembly and remove along the recess that corresponds separately, thereby be convenient for make the stable centre gripping of extrusion piece after the bolt that the edge groove was lived is adjusted by each, be favorable to enlarging the application range of this ratchet spanner, conveniently be used for the rotating of not unidimensional bolt, support simultaneously at screw surface at each extrusion piece of drive assembly drive, this spanner can tightly fix a position on the screw surface, thereby can easily not take place to drop, be favorable to protecting this spanner self, also be favorable to the workman not need pull out the spanner when relaxing the arm, make things convenient for the workman to continue the rotating work of screw immediately after relaxing.

Description

Electric wrench with auxiliary positioning device

Technical Field

The utility model relates to an electric spanner technical field especially relates to an electric spanner with auxiliary positioning device.

Background

The wrench is a common mounting and dismounting tool, and is a manual tool for screwing bolts, screws, nuts and other screw threads to tightly hold open or trepanning fasteners of the bolts or nuts by utilizing the lever principle. The wrench is typically made of structural steel of carbon or alloy material.

At present, the junction that current electric spanner is used for nested screw (nut) often all is unadjustable, consequently results in every kind of spanner to be used for the pulling of corresponding size screw only, this spanner that just leads to the workman to need to take multiple specification at the during operation, be unfavorable for saving staff's work burden, in addition, current electric spanner is because all be the tip of direct nestification screw, consequently when the spanner cover is on screw portion is the screw of horizontality or screw portion up, just take place to drop very easily, need the staff to hold the spanner constantly, it is inconvenient enough to use.

Therefore, it is necessary to provide an electric wrench with an auxiliary positioning device to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an electric wrench with an auxiliary positioning device.

For solving the technical problem, the utility model provides a pair of electric wrench with auxiliary positioning device, including the spanner body, the head of spanner body is provided with the spanner head, the edge groove has been seted up in the center department of spanner head, the each end internal surface in edge groove has all been seted up flutedly, each the equal sliding connection in inboard of recess has the extrusion piece, the surface of spanner head is provided with the drive assembly who is used for driving each extrusion piece to remove simultaneously, the outside cover of spanner head is equipped with fixed cover, one side that fixed cover is close to the spanner body is provided with the tail cover, and fixed connection between tail cover and the spanner body, be provided with the rotatory rotating assembly of drive spanner head between fixed cover and the tail cover, the surface afterbody fixedly connected with battery of spanner body.

Preferably, the driving assembly comprises a ring cover and a helical gear ring, the ring cover is fixedly connected to the edge of the outer side of the top end of the wrench head, the bottom end of the ring cover is fixedly connected with a side cover at a position corresponding to the groove, the side cover is fixedly connected to the outer side wall of the wrench head, a transmission helical gear is arranged on the inner side of each side cover, the transmission helical gears are meshed with the helical gear ring, a transmission lead screw is fixedly connected to the center of each transmission helical gear, the transmission lead screw is rotatably connected to the inner side of the wrench head, and each transmission lead screw is respectively in threaded connection with the inner side of each extrusion block.

Preferably, a plurality of first openings have evenly been seted up to the lateral wall of ring cover, the surface of helical gear ring and the internal surface of each extrusion piece all are provided with friction line, the second opening has evenly been seted up to the surface of fixed cover, and the second opening is in on the same horizontal plane with first opening.

Preferably, the rotating assembly comprises two ring gears and a motor, the two ring gears are respectively fixedly connected to the upper end and the lower end of the wrench head, the ring gears are rotatably connected to the inner side of the fixed cover, the motor is fixedly connected to the top end of the tail cover, the output end of the motor is fixedly connected with a transmission column, the transmission column is rotatably connected to the inner side of the fixed cover, the outer surface of the transmission column corresponds to the transmission gear which is fixedly connected to the position of the ring gear, and the transmission gear is meshed with the ring gears.

Preferably, two equal fixedly connected with spacing ring in ring gear keeps away from the one end outside edge of spanner head, the spacing ring is located the outside of fixed cover.

Preferably, the motor is electrically connected with the storage battery, and an adjusting switch is arranged on the outer surface of the storage battery.

Compared with the prior art, the utility model provides a pair of electric wrench with auxiliary positioning device has following beneficial effect:

(1) the utility model provides an electric wrench with auxiliary positioning device adjusts each extrusion piece simultaneously through drive assembly and removes along the recess that corresponds separately to be convenient for make the stable centre gripping of extrusion piece after the bolt that the arris groove was lived by each regulation, be favorable to enlarging this ratchet wrench's application range, conveniently be used for the rotating of not unidimensional bolt.

(2) The utility model provides an electric wrench with auxiliary positioning device supports simultaneously when the screw surface at each extrusion piece of drive assembly drive, and this spanner can tightly fix a position on the screw surface to can easily not take place to drop, be favorable to protecting this spanner self, also be favorable to the workman not needing to pull out the spanner when relaxing the arm, make things convenient for the workman to continue the rotating work of screw immediately after relaxing.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the fixing cover of the present invention;

fig. 3 is a schematic view of the internal structure of the wrench head of the present invention.

Reference numbers in the figures: 1. a wrench body; 2. a wrench head; 201. a ridge groove; 202. a groove; 3. extruding the block; 4. a drive screw; 5. a transmission bevel gear; 6. a side cover; 7. a ring cover; 701. a first port; 8. a helical gear ring; 9. a ring gear; 901. a limiting ring; 10. a fixed cover; 1001. a tail cover; 1002. a second port; 11. a drive post; 12. a transmission gear; 13. a motor; 14. a storage battery; 1401. and adjusting the switch.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Referring to fig. 1-3, an electric wrench with an auxiliary positioning device includes a wrench body 1, a wrench head 2 is disposed at a head of the wrench body 1, a corner groove 201 is disposed at a center of the wrench head 2, a groove 202 is disposed at an inner surface of each end of the corner groove 201, an extrusion block 3 is slidably connected to an inner side of each groove 202, a driving assembly for driving each extrusion block 3 to move is disposed on an outer surface of the wrench head 2, a fixing cover 10 is sleeved at an outer side of the wrench head 2, a tail cover 1001 is disposed at a side of the fixing cover 10 close to the wrench body 1, the tail cover 1001 is fixedly connected to the wrench body 1, a rotating assembly for driving the wrench head 2 to rotate is disposed between the fixing cover 10 and the tail cover 1001, and a storage battery 14 is fixedly connected to a tail portion of the outer surface of the wrench body 1;

the driving assembly is used for simultaneously adjusting each extrusion block 3 to move along the corresponding groove 202, so that bolts sleeved by the edge grooves 201 are stably clamped by each adjusted extrusion block 3, the use range of the ratchet wrench is expanded, the ratchet wrench is convenient to be used for rotating bolts of different sizes, and meanwhile, when the driving assembly drives each extrusion block 3 to simultaneously abut against the surface of a screw, the wrench can be tightly positioned on the surface of the screw, so that the ratchet wrench cannot easily fall off, the wrench is protected, a worker does not need to pull the wrench when loosening arms, and the worker can immediately continue to rotate the screw after loosening;

after the end parts of the screws are clamped by the extrusion blocks 3, the storage battery 14 supplies power to the motor 13 of the rotating assembly, so that the rotating assembly drives the wrench head 2 to rotate on the inner side of the fixed cover 10, and further, the auxiliary workers can quickly complete screwing of the bolts.

In a further scheme, the driving assembly comprises a ring cover 7 and a bevel gear ring 8, the ring cover 7 is fixedly connected to the edge of the outer side of the top end of the wrench head 2, the bottom end of the ring cover 7 corresponding to the position of the groove 202 is fixedly connected with a side cover 6, the side cover 6 is fixedly connected to the outer side wall of the wrench head 2, the inner side of each side cover 6 is provided with a transmission bevel gear 5, the transmission bevel gear 5 is in meshing connection with the bevel gear ring 8, the center of each transmission bevel gear 5 is fixedly connected with a transmission lead screw 4, the transmission lead screw 4 is rotatably connected to the inner side of the wrench head 2, each transmission lead screw 4 is respectively in threaded connection with the inner side of each extrusion block 3,

through adopting above-mentioned technical scheme, it is rotatory to be convenient for drive each transmission helical gear 5 simultaneously through rotating helical gear ring 8 to be convenient for make each drive screw 4 rotate simultaneously, and then be convenient for make each drive screw 4 homoenergetic drive the extrusion piece 3 that corresponds remove along the recess 202 that corresponds separately, be favorable to realizing the centre gripping scope of this spanner, be convenient for enlarge the application scope of this spanner.

In a further scheme, a plurality of first through holes 701 are uniformly formed in the outer side wall of the ring cover 7, friction grains are respectively arranged on the outer surface of the helical gear ring 8 and the inner surface of each extrusion block 3, second through holes 1002 are uniformly formed in the outer surface of the fixed cover 10, the second through holes 1002 and the first through holes 701 are positioned on the same horizontal plane,

through adopting above-mentioned technical scheme, the staff of being convenient for imbeds in first through-hole 701 through second through-hole 1002 on the fixed cover 10 and rubs the bevel gear ring 8 and rotate.

In a further scheme, the rotating assembly comprises two ring gears 9 and a motor 13, the two ring gears 9 are respectively and fixedly connected with the upper end and the lower end of the wrench head 2, the ring gears 9 are rotatably connected with the inner side of a fixed cover 10, the motor 13 is fixedly connected with the top end of a tail cover 1001, the output end of the motor 13 is fixedly connected with a transmission column 11, the transmission column 11 is rotatably connected with the inner side of the fixed cover 10, the outer surface of the transmission column 11 is fixedly connected with a transmission gear 12 corresponding to the position of the ring gear 9, and the transmission gear 12 is meshed with the ring gears 9,

by adopting the technical scheme, the transmission column 11 and each transmission gear 12 are driven to rotate by the motor 13, and the transmission gears 12 drive the corresponding ring gears 9 to rotate the wrench head 2, so that the wrench head 2 drives the screws to rotate.

In a further scheme, the outer side edges of one ends of the two ring gears 9 far away from the wrench head 2 are fixedly connected with limiting rings 901, the limiting rings 901 are positioned at the outer sides of the fixed covers 10,

by adopting the technical scheme, the ring gear 9 and the wrench head 2 are conveniently and stably limited on the inner side of the fixed cover 10 through the limit ring 901.

In a further scheme, the motor 13 is electrically connected with the storage battery 14, the outer surface of the storage battery 14 is provided with an adjusting switch 1401,

by adopting the technical scheme, the motor 13 is driven to start and stop through the adjusting switch 1401 and the motor 13 is driven to rotate positively and negatively.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The electric wrench with the auxiliary positioning device is characterized by comprising a wrench body (1), wherein a wrench head (2) is arranged at the head of the wrench body (1), a prismatic groove (201) is formed in the center of the wrench head (2), grooves (202) are formed in the inner surface of each end of the prismatic groove (201), extrusion blocks (3) are connected to the inner sides of the grooves (202) in a sliding manner, a driving assembly for driving the extrusion blocks (3) to move simultaneously is arranged on the outer surface of the wrench head (2), a fixing cover (10) is sleeved on the outer side of the wrench head (2), a tail cover (1001) is arranged on one side, close to the wrench body (1), of the fixing cover (10), the tail cover (1001) is fixedly connected with the wrench body (1), and a rotating assembly for driving the wrench head (2) to rotate is arranged between the fixing cover (10) and the tail cover (1001), the tail part of the outer surface of the wrench body (1) is fixedly connected with a storage battery (14).

2. The electric wrench with the auxiliary positioning device as claimed in claim 1, the driving component comprises a ring cover (7) and a bevel gear ring (8), the ring cover (7) is fixedly connected to the edge of the outer side of the top end of the wrench head (2), the bottom end of the ring cover (7) is fixedly connected with a side cover (6) corresponding to the position of the groove (202), and the side covers (6) are fixedly connected with the outer side wall of the wrench head (2), the inner side of each side cover (6) is provided with a transmission helical gear (5), the transmission bevel gears (5) are meshed and connected with the bevel gear ring (8), the center of each transmission bevel gear (5) is fixedly connected with a transmission screw rod (4), and the transmission screw rods (4) are rotatably connected to the inner side of the wrench head (2), and the transmission screw rods (4) are respectively in threaded connection with the inner sides of the extrusion blocks (3).

3. The electric wrench with the auxiliary positioning device as claimed in claim 2, wherein a plurality of first through openings (701) are uniformly formed in the outer side wall of the ring cover (7), friction grains are arranged on the outer surface of the bevel gear ring (8) and the inner surface of each extrusion block (3), second through openings (1002) are uniformly formed in the outer surface of the fixed cover (10), and the second through openings (1002) and the first through openings (701) are located on the same horizontal plane.

4. The electric wrench with the auxiliary positioning device as claimed in claim 1, wherein the rotating assembly includes two ring gears (9) and a motor (13), the two ring gears (9) are respectively and fixedly connected to the upper end and the lower end of the wrench head (2), the ring gears (9) are rotatably connected to the inner side of the fixed cover (10), the motor (13) is fixedly connected to the top end of the tail cover (1001), the output end of the motor (13) is fixedly connected with a transmission column (11), the transmission column (11) is rotatably connected to the inner side of the fixed cover (10), the outer surface of the transmission column (11) corresponding to the ring gears (9) is fixedly connected with a transmission gear (12), and the transmission gear (12) is meshed with the ring gears (9).

5. An electric wrench with an auxiliary positioning device as claimed in claim 4, wherein a limiting ring (901) is fixedly connected to the outer edge of one end of each of the two ring gears (9) far away from the wrench head (2), and the limiting ring (901) is located on the outer side of the fixed cover (10).

6. Electric wrench with auxiliary positioning device according to claim 4, characterized in that the electric motor (13) is electrically connected to a storage battery (14), and the outer surface of the storage battery (14) is provided with an adjusting switch (1401).