CN216681955U - High-precision split type ratchet wrench - Google Patents

Abstract

The utility model discloses a high-precision split ratchet wrench which comprises a ratchet wrench body, wherein a connecting rod is movably installed on one side of the ratchet wrench body, and an installation frame is fixedly installed on one side of the connecting rod. Through setting up a handle ventilation unit, when the staff uses the ratchet spanner body, hold handle ventilation mechanism this moment, when the long-time during operation of staff, add the battery to the battery mounting box this moment, begin to provide the electric energy for micro drive motor this moment, micro drive motor work drives the flabellum and begins to blow out the air this moment, wind shunts through the flow distribution plate that prevents down-draught plate and pass through upper and lower both sides respectively, and blow off through the air guide post, blow through filter plate board to staff's palm, it holds the rubber sleeve to do so to have solved the staff for a long time, the palm can begin to sweat, thereby lead to the staff can skid when the elasticity screw, thereby influence staff's work efficiency's problem.

Description

High-precision split type ratchet wrench

Technical Field

The utility model relates to the technical field of ratchet wrenches, in particular to a high-precision split type ratchet wrench.

Background

The ratchet wrench is a manual screw tightening and loosening tool, and is a single-head and double-head ratchet double offset ring wrench with a multi-specification movable handle. The main plum blossom sleeves and the auxiliary plum blossom sleeves with different specifications and sizes are connected in a meshing mode through female keys and male keys of hinged keys. Because one quincuncial sleeve is provided with the quincuncial through holes with two specifications, the adjustable wrench can be used for the tightness of screws with two specifications, thereby expanding the application range, saving the raw materials and the working hour cost, and the adjustable wrench handle can conveniently adjust the use angle of the wrench. The wrench is used for tightening and loosening screws, and has the characteristics of strong applicability, convenient use and low cost.

Current ratchet spanner is for facilitating the use, all can put one deck rubber sleeve on one side of spanner, it is more convenient when holding ratchet spanner to help the staff, nevertheless the staff holds the rubber sleeve for a long time, the palm of the hand can begin to sweat, thereby lead to the staff can skid when the elasticity screw, thereby influence staff's work efficiency, secondly, current ratchet spanner all is straight handle, the handle end can not become bent and change use angle, make ratchet spanner's application range limited.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a high-precision split ratchet wrench, which solves the problem that the use range of the ratchet wrench is limited because the working efficiency of a worker is affected because the worker can slip when tightening or loosening screws because the palm of the hand can begin to sweat when the worker holds a rubber sleeve for a long time, and the work efficiency of the worker is affected because the handle end cannot be bent to change the use angle because the conventional ratchet wrench is convenient to use.

In order to achieve the purpose, the utility model is realized by the following technical scheme: a high-precision split ratchet wrench comprises a ratchet wrench body, wherein a connecting rod is movably mounted on one side of the ratchet wrench body, a mounting frame is fixedly mounted on one side of the connecting rod, a plum blossom sleeve is detachably mounted on one side of the mounting frame, and a handle ventilation mechanism is fixedly mounted on the other side of the ratchet wrench body;

the handle ventilation mechanism include with the opposite side fixed mounting of ratchet spanner body have a handle ventilation case, one side fixed mounting of handle ventilation case inner chamber has the battery mounting box, one side fixed mounting of handle ventilation case inner chamber has the ventilation pipe, the inner chamber fixed mounting of handle ventilation case has the backup pad, one side fixed mounting of backup pad has miniature driving motor, miniature driving motor's output has the flabellum board through shaft coupling fixed mounting, the inner chamber fixed mounting of handle ventilation case has the anti-backflow board, the equal fixed mounting in upper and lower both sides of anti-backflow board has the flow distribution plate, the top fixed mounting of flow distribution plate has the air guide post.

Preferably, a first rotating shaft is movably mounted on one side of the ratchet wrench body, a first mounting groove is formed in the top of the connecting rod, a second mounting groove is formed in the top of the ratchet wrench body, a telescopic rod is fixedly mounted in an inner cavity of the second mounting groove, a second rotating shaft is movably sleeved on one side of the telescopic rod, and a third rotating shaft is movably sleeved on the other side of the telescopic rod.

Preferably, the outer fixed surface of micro-drive motor has cup jointed the installing support, and its material is the iron material, one side fixed mounting of micro-drive motor has the shock attenuation board, and its material is the plastic material.

Preferably, the number of the wind guide columns is several, and the wind guide columns are identical in size and shape.

Preferably, the upper side and the lower side of the handle ventilating box are both embedded with ventilating plates, the number of the ventilating plates is a plurality, and the size and the shape of the ventilating plates are the same.

Preferably, the telescopic rod is extensible in a range of five centimeters to seven centimeters.

Preferably, the outer surface of the handle ventilating box is provided with thread stripes.

Advantageous effects

The utility model provides a high-precision split ratchet wrench. Compared with the prior art, the method has the following beneficial effects:

(1) this high accuracy split type ratchet spanner, through setting up a handle ventilation unit, when the staff uses the ratchet spanner body, hold handle ventilation mechanism this moment, when the long-time during operation of staff, add the battery to the battery mounting box this moment, begin to provide the electric energy for micro drive motor this moment, micro drive motor work band moves the flabellum and begins to blow out the air this moment, wind shunts through the flow distribution plate that prevents down-flow plate both sides respectively, and blow off through the air guide post, blow to staff's palm through the filter plate, it holds the rubber sleeve to do so and solve the staff for a long time, the palm can begin to sweat, thereby lead to the staff can skid when the elasticity screw, thereby influence staff's work efficiency's problem.

(2) This high accuracy split type ratchet spanner, through setting up an adjustable spanner mechanism, when needs carry out the elasticity to the screw of different angles, handle ventilation mechanism this moment, first rotation axis is rotatory and is driving the ratchet spanner body and following together rotatory this moment, also can drive the second rotation axis when first rotation axis is rotatory, the third rotation axis is then rotatory together, the second rotation axis, the third rotation axis is rotatory also can drive the telescopic link and contract, make the ratchet spanner body can carry out the elasticity to the screw at different angles like this, the application range of ratchet spanner body has been widened greatly.

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 ventilation mechanism of the grip of the present invention;

FIG. 3 is a diagram illustrating the operation of the adjustable wrench mechanism of the present invention.

In the figure: 1. a ratchet wrench body; 2. a connecting rod; 3. a mounting frame; 4. plum blossom cover; 5. a handle ventilation mechanism; 6. a first rotating shaft; 7. a first mounting groove; 8. a telescopic rod; 9. a second mounting groove; 10. a second rotation shaft; 11. a third rotation axis; 51. a grip ventilation box; 52. a battery mounting box; 53. a vent pipe; 54. a support plate; 55. a micro drive motor; 56. a leaf plate; 57. an anti-backflow plate; 58. a flow distribution plate; 59. a wind guide column.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, a high-precision split ratchet wrench comprises a ratchet wrench body 1, a connecting rod 2 is movably mounted on one side of the ratchet wrench body 1, a mounting frame 3 is fixedly mounted on one side of the connecting rod 2, a quincuncial sleeve 4 is detachably mounted on one side of the mounting frame 3, a handle ventilation mechanism 5 is fixedly mounted on the other side of the ratchet wrench body 1, the handle ventilation mechanism 5 comprises a handle ventilation box 51 fixedly mounted on the other side of the ratchet wrench body 1, a battery mounting box 52 is fixedly mounted on one side of an inner cavity of the handle ventilation box 51, a ventilation pipe 53 is fixedly mounted on one side of the inner cavity of the handle ventilation box 51, a support plate 54 is fixedly mounted in the inner cavity of the handle ventilation box 51, a micro driving motor 55 is fixedly mounted on one side of the support plate 54, a fan blade plate 56 is fixedly mounted at an output end of the micro driving motor 55 through a coupler, a backflow preventing plate 57 is fixedly mounted in the inner cavity of the ventilation handle box 51, prevent the equal fixed mounting in upper and lower both sides of anti-backflow board 57 has flow distribution board 58, flow distribution board 58's top fixed mounting has air guide column 59, micro drive motor 55's surface mounting has cup jointed the installing support, its material is the iron material, one side fixed mounting of micro drive motor 55 has the damper plate, its material is the plastic material, air guide column 59's quantity has a plurality of, its size, the shape is the same, the ventilation board is all inlayed and installed to the upper and lower both sides of handle ventilation case 51, its quantity has a plurality of, its size, the shape is the same, the screw thread stripe has been seted up to handle ventilation case 51's surface.

During the use, through setting up a handle ventilation unit, when the staff uses ratchet spanner body 1, hold handle ventilation mechanism 5 this moment, when the long-time during operation of staff, add the battery to battery mounting box 52 this moment, begin to provide the electric energy for micro drive motor 55 this moment, micro drive motor 55 work drives fan blade board 56 and begins to blow out air this moment, wind shunts through the flow distribution plate 58 of preventing flowing backwards board 57 both sides about respectively, and blow out through air guide post 59, blow to staff's palm through the filter plate board, it holds the rubber sleeve to do so to solve the staff for a long time, the palm can begin to sweat, thereby lead to the staff can skid when the elasticity screw, thereby influence staff's work efficiency's problem.

Referring to fig. 1 and 3, a first rotating shaft 6 is movably mounted at one side of the ratchet wrench body 1, a first mounting groove 7 is formed at the top of the connecting rod 2, a second mounting groove 9 is formed at the top of the ratchet wrench body 1, an expansion link 8 is fixedly mounted in an inner cavity of the second mounting groove 9, a second rotating shaft 10 is movably sleeved at one side of the expansion link 8, a third rotating shaft 11 is movably sleeved at the other side of the expansion link 8, and the expansion range of the expansion link 8 is between five centimeters and seven centimeters.

During the use, through setting up an adjustable spanner mechanism, when needs carry out the elasticity to the screw of different angles, handle ventilation mechanism 5 this moment, first rotation axis 6 is rotatory and is driving ratchet spanner body 1 and is following rotatory together this moment, also can drive second rotation axis 10 when first rotation axis 6 is rotatory, third rotation axis 11 is following rotatory together, second rotation axis 10, third rotation axis 11 is rotatory also can drive telescopic link 8 and contract, make ratchet spanner body 1 can carry out the elasticity to the screw at different angles like this, ratchet spanner body 1's application range has been widened greatly.

And those not described in detail in this specification are well within the skill of those in the art.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a split type ratchet spanner of high accuracy, includes ratchet spanner body (1), one side movable mounting of ratchet spanner body (1) has connecting rod (2), its characterized in that: a mounting frame (3) is fixedly mounted on one side of the connecting rod (2), a plum blossom sleeve (4) is detachably mounted on one side of the mounting frame (3), and a handle ventilation mechanism (5) is fixedly mounted on the other side of the ratchet wrench body (1);

the grip ventilating mechanism (5) comprises a grip ventilating box (51) fixedly arranged on the other side of the ratchet wrench body (1), a battery mounting box (52) is fixedly arranged on one side of the inner cavity of the handle ventilating box (51), a ventilation pipe (53) is fixedly arranged on one side of the inner cavity of the handle ventilation box (51), a supporting plate (54) is fixedly arranged in the inner cavity of the handle ventilating box (51), a micro driving motor (55) is fixedly arranged on one side of the supporting plate (54), the output end of the micro driving motor (55) is fixedly provided with a fan blade plate (56) through a coupling, an anti-backflow plate (57) is fixedly arranged in the inner cavity of the handle ventilation box (51), the upper side and the lower side of the backflow preventing plate (57) are fixedly provided with a splitter plate (58), and the top of the splitter plate (58) is fixedly provided with an air guide column (59).

2. A high precision split ratchet wrench as claimed in claim 1, wherein: one side movable mounting of ratchet spanner body (1) has first rotation axis (6), first mounting groove (7) have been seted up at the top of connecting rod (2), second mounting groove (9) have been seted up at the top of ratchet spanner body (1), the inner chamber fixed mounting of second mounting groove (9) has telescopic link (8), second rotation axis (10) have been cup jointed in one side activity of telescopic link (8), third rotation axis (11) have been cup jointed in the opposite side activity of telescopic link (8).

3. A high precision split ratchet wrench as claimed in claim 1, wherein: the outer fixed surface of micro-driving motor (55) has cup jointed the installing support, and its material is the iron material, one side fixed mounting of micro-driving motor (55) has the shock attenuation board, and its material is the plastic material.

4. A high precision split ratchet wrench as claimed in claim 1, wherein: the number of the air guide columns (59) is several, and the sizes and the shapes of the air guide columns are the same.

5. A high precision split ratchet wrench as claimed in claim 1, wherein: the upper side and the lower side of the handle ventilation box (51) are both embedded with ventilation plates, the number of the ventilation plates is a plurality, and the sizes and the shapes of the ventilation plates are the same.

6. A high precision split ratchet wrench as claimed in claim 2, wherein: the extensible range of the telescopic rod (8) is between five centimeters and seven centimeters.

7. A high precision split ratchet wrench as claimed in claim 1, wherein: the outer surface of the handle ventilation box (51) is provided with thread stripes.

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