CN219704921U - Explosion-proof electric ratchet wrench - Google Patents

Abstract

The utility model discloses an explosion-proof electric ratchet wrench which comprises a wrench arm, wherein the top end of the wrench arm is welded with a top end support plate, one end of the top end support plate is fixedly provided with a driving motor, the other end of the top end support plate is provided with a ratchet shell, a rotating ring is rotated in the ratchet shell, the center of one end of the rotating ring is fixedly connected with a mounting shaft, one end of the mounting shaft penetrates through the outer end of the ratchet shell, and the rotating ring is rotated in the ratchet shell. This explosion-proof electronic ratchet spanner through the setting of swivel ring, regulation expansion plate, limiting plate and skid proof block, can the person of facilitating the use according to the size of bolt or nut, adjusts the internal diameter that forms between the expansion plate through control button to fifteen regulation for fifteen regulation expansion plate can be complete fix bolt or nut, in order to rotate bolt or nut, this design, simple structure, convenient to use.

Description

Explosion-proof electric ratchet wrench

Technical Field

The utility model relates to the technical field of ratchet wrenches, in particular to an explosion-proof electric ratchet wrench.

Background

The ratchet wrench is a manual screw tightening tool, and is a single-head double-head multi-specification ratchet ring spanner with movable handles (fixed hole). Is connected by the main plum blossom sleeves with different specifications and sizes and the auxiliary plum blossom sleeves through the way of the occlusion of the female key and the male key of the hinge key. Because one quincuncial sleeve is provided with the quincuncial through holes with two specifications, the quincuncial sleeve can be used for tightening and loosening screws with two specifications, thereby expanding the application range and saving the raw materials and the labor cost. The movable spanner can conveniently adjust the using angle of the spanner. The wrench is used for tightening and loosening screws, and has the characteristics of strong applicability, convenient use and low manufacturing cost.

The adjusting ring on the dismounting head is rotated when the adjusting ring is used by the comparison document (the utility model name: explosion-proof electric ratchet wrench, patent number: CN 218658738U), six ejector blocks in the adjusting ring are caused to be contacted with one adjacent ends of the corresponding linkage columns, so that the six linkage columns drive the six extrusion blocks to move towards one sides close to each other under the influence of the ejector blocks, and meanwhile, when the ejector blocks are not contacted with the linkage columns, the linkage columns drive the extrusion blocks to reset under the action of tension spring elastic force, so that the equipment can be suitable for screws of different sizes when in use, has adjustability, is simple to operate, high in practicability and reduces the work load of workers.

However, the structure of the size of the adjusting device designed by the comparison document is complex, and is inconvenient for a user to assemble, and meanwhile, the connecting mode of the roller and the linkage column is easy to break between the linkage column and the roller in actual operation, so that the use requirement of the existing user cannot be met.

Disclosure of Invention

The utility model aims to provide an explosion-proof electric ratchet wrench, which solves the problems that the structure for adjusting the size of equipment designed by a comparison document is complex in the prior art, the assembly of a user is inconvenient, and meanwhile, the connection mode of a roller and a linkage column is easy to cause the breakage between the linkage column and the roller during actual operation, so that the use requirement of the user of the prior art cannot be met.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an explosion-proof electronic ratchet spanner, includes the spanner arm, the top welding of spanner arm has a top extension board, the one end fixed mounting of top extension board has driving motor, the other end of top extension board is provided with the ratchet shell, the inside rotation of ratchet shell has the swivel ring, the center fixedly connected with installation axle of swivel ring one end, the one end of installation axle runs through the outer end to the ratchet shell, driving motor has the axis of rotation through the output fixed mounting of its one side, the one end of axis of rotation runs through to the outside of top extension board and welds the spacing post, the inner wall movable mounting of swivel ring has the regulation expansion board, the inner wall fixed mounting of regulation expansion board has the limiting plate, the surface welding of limiting plate has a plurality of antiskid lug.

Compared with the prior art, the utility model has the beneficial effects that:

this explosion-proof electronic ratchet spanner, through the setting of swivel ring, adjust expansion plate, limiting plate and skid proof block, can the person of facilitating the use be according to the size of bolt or nut, adjust the internal diameter that forms between the expansion plate through control button to fifteen, make fifteen adjust the expansion plate and can be complete fix bolt or nut, in order to rotate bolt or nut, this design, and a structure, and convenient to use, simultaneously, the installation axle, spacing post, internal thread groove and fixing bolt's design, can be convenient to use person dismantle the swivel ring that needs to be changed and change, in order to improve electronic ratchet spanner's work efficiency, current user's user demand has been satisfied.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged partial schematic view of the FIG. 1A;

FIG. 3 is a perspective view of the structure of the adjusting expansion plate of the present utility model;

fig. 4 is a front view of the structure of the present utility model.

In the figure: 1. a spanner arm; 2. a top support plate; 3. a battery; 4. a battery cover; 5. a control button; 6. a driving motor; 7. a ratchet housing; 8. a rotating ring; 9. a rotating shaft; 10. a mounting shaft; 11. a limit column; 12. an internal thread groove; 13. adjusting the expansion plate; 14. a limiting plate; 15. an anti-slip bump; 16. a limit clamping seat; 17. a limit clamping rod; 18. and (5) fixing bolts.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: an explosion-proof electric ratchet wrench, a battery 3 is movably mounted at the bottom of a wrench arm 1 near the center, the battery 3 is electrically connected with a driving motor 6 through a power line, a battery cover 4 is in threaded connection with the bottom of the wrench arm 1, and the battery 3 is designed to be electrically connected with the driving motor 6 so as to be convenient for starting the driving motor 6.

Two control buttons 5 are movably mounted at the position close to the top of one side of the spanner arm 1, the control buttons 5 arranged at the top are electrically connected with the adjusting expansion plate 13, the expansion of the adjusting expansion plate 13 can be controlled, further the limiting and fixing of the bolt or the nut can be facilitated, the bolt and the nut can be conveniently rotated, the control buttons 5 arranged at the bottom are electrically connected with the driving motor 6, and the starting and the closing of the driving motor 6 can be controlled.

The center of spacing post 11 front end and one side of installation axle 10 front end have all seted up female screw groove 12, and the inside threaded connection of female screw groove 12 has fixing bolt 18, and fixing bolt 18's setting for swivel 8 has the characteristics of dismantling the change, has been convenient for the change of user's swivel 8 size.

The other end of the top support plate 2 corresponds to the four sides of the rotating shaft 9 and is fixedly connected with a limiting clamping seat 16, four corners of one end of the ratchet shell 7 are fixedly connected with limiting clamping rods 17, one side of each limiting clamping rod 17 is clamped with the corresponding limiting clamping seat 16, and the limiting clamping seat 16 and the limiting clamping rods 17 can achieve the limiting and fixing effects on the ratchet shell 7.

The total number of adjusting expansion plate 13 setting is fifteen, through the design of adjusting expansion plate 13, can be effectual according to the size of bolt or nut external diameter with fifteen adjusting expansion plate 13 remove the inner wall to rotatory ring 8 come the internal diameter between the control adjusting expansion plate 13, and then carry out spacingly to bolt or nut.

One side of the limiting column 11, which is far away from the rotating shaft 9, is clamped with the mounting shaft 10, and the clamping mode can facilitate the user to mount and dismount the mounting shaft 10 and the rotating shaft 9.

Working principle: the user rotates the adjusting expansion plate 13 to the inside of the rotating ring 8 through the control button 5 arranged at the top, then the rotating ring 8 is placed at the position of the bolt or the nut for wrapping, then the adjusting expansion plate 13 is reset through the control button 5 at the top, so that the anti-skid convex blocks 15 on the surface of the limiting plate 14 are clung to the outer side surface of the bolt or the nut and are limited by the bolt or the nut, then the user starts the driving motor 6 through the control button 5 arranged at the bottom, so that the rotating shaft 9 and the mounting shaft 10 drive the rotating ring 8 to rotate, and the bolt or the nut is rotated; when the ratchet is detached, a user rotates the fixing bolt 18 from the surface of the mounting shaft 10, and then moves the ratchet housing 7 and the rotating ring 8 outwards, so that the limiting clamping rod 17 is separated from the limiting clamping seat 16, and the mounting shaft 10 is separated from the limiting column 11.

To sum up: this explosion-proof electronic ratchet spanner, through rotatory ring 8, adjust expansion plate 13, limiting plate 14 and skid proof block 15's setting, can the person of facilitating the use be according to the size of bolt or nut, adjust the internal diameter that forms between the expansion plate 13 through control button 5 fifteen, make fifteen adjust expansion plate 13 can be complete fix bolt or nut, in order to rotate bolt or nut, this design, moreover, the steam generator is simple in structure, and convenient to use, simultaneously, installation shaft 10, spacing post 11, internal thread groove 12 and fixing bolt 18's design, can be convenient for the user dismantle the change to rotatory ring 8 that needs to be changed, in order to improve electronic ratchet spanner's work efficiency, current user's user demand has been satisfied.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The electrical components are all connected with an external main controller and 220V mains supply, and the main controller can be conventional known equipment for controlling a computer and the like.

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

Claims (7)

1. An explosion-proof electric ratchet wrench, includes spanner arm (1), its characterized in that: the wrench is characterized in that a top end support plate (2) is welded at the top end of the wrench arm (1), a driving motor (6) is fixedly assembled at one end of the top end support plate (2), a ratchet shell (7) is arranged at the other end of the top end support plate (2), a rotating ring (8) is arranged in the ratchet shell (7) in a rotating mode, an installation shaft (10) is fixedly connected to the center of one end of the rotating ring (8), one end of the installation shaft (10) penetrates through the outer end of the ratchet shell (7), a rotating shaft (9) is fixedly assembled at the output end of one side of the driving motor (6), a limiting post (11) is fixedly assembled at one end of the rotating shaft (9) in a penetrating mode outside the top end support plate (2) and welded with the limiting post, an adjusting expansion plate (13) is movably assembled at the inner wall of the rotating ring (8), a limiting plate (14) is fixedly assembled at the inner wall of the adjusting expansion plate (13), and a plurality of anti-skid bumps (15) are welded on the surface of the limiting plate (14).

2. An explosion-proof electric ratchet wrench as claimed in claim 1, wherein: the wrench is characterized in that a battery (3) is movably mounted at the bottom of the wrench arm (1) near the center, the battery (3) is electrically connected with a driving motor (6) through a power line, and a battery cover (4) is connected with the bottom of the wrench arm (1) in a threaded manner.

3. An explosion-proof electric ratchet wrench as claimed in claim 1, wherein: two control buttons (5) are movably mounted at the position close to the top of one side of the wrench arm (1), the control buttons (5) arranged at the top are electrically connected with the adjusting expansion plate (13), and the control buttons (5) arranged at the bottom are electrically connected with the driving motor (6).

4. An explosion-proof electric ratchet wrench as claimed in claim 1, wherein: the center of the front end of the limiting column (11) and one side of the front end of the mounting shaft (10) are provided with internal thread grooves (12), and the internal threads of the internal thread grooves (12) are connected with fixing bolts (18).

5. An explosion-proof electric ratchet wrench as claimed in claim 1, wherein: the other end of the top end support plate (2) is fixedly connected with a limiting clamping seat (16) corresponding to four sides of the rotating shaft (9), four corners of one end of the ratchet shell (7) are fixedly connected with limiting clamping rods (17), and one side of each limiting clamping rod (17) is clamped with the corresponding limiting clamping seat (16).

6. An explosion-proof electric ratchet wrench as claimed in claim 1, wherein: the total number of the adjusting expansion plates (13) is fifteen.

7. An explosion-proof electric ratchet wrench as claimed in claim 1, wherein: one side of the limiting column (11) far away from the rotating shaft (9) is clamped with the mounting shaft (10).