Portable bidirectional ratchet wheel labor-saving wrench

Abstract

The utility model discloses a portable bidirectional ratchet wheel labor-saving wrench, and relates to the technical field of ratchet wheel wrenches. A driving head is arranged on the bottom face of the shell in a penetrating mode, a protruding block is fixedly connected to the end face of the shell, a protruding column is fixedly connected to the face, back to the shell, of the protruding block, a handle is arranged on the side, back to the shell, of the protruding block, a cavity opening is formed in the face, facing the protruding block, of the handle, and the protruding column is connected with the cavity opening in a sliding mode. A groove is formed in the face, back on to the shell, of the handle, and a hanging ring is hinged to the interior of the notch. The portable key box is convenient to carry, the handle can be pushed towards the direction close to the shell during carrying, so that the length of the portable key box is shortened, the occupied space is reduced, the portable key box is convenient to carry, the hanging ring can be matched with a key hook during carrying, a worker does not need to hold the handle all the time, the two hands are liberated, the handle can be pulled out during use, and the portable key box is convenient to use. The length of the device is increased, so that labor-saving operation is carried out.

Description

Technical Field

[0001] The utility model relates to the technical field of ratchet wrenches, in particular to a portable two-way ratchet labor-saving wrench. Background Art

[0002] The ratchet wrench belongs to the technical field of wrench tools. The ratchet wrench includes a wrench body. A circlip, a ratchet pawl, a spring and a ratchet are arranged in a matching manner in the accommodating space at the head of the wrench body. Among them, the ratchet is composed of a ratchet main body and a spacer sleeve. The spacer sleeve is a circular ring with a concave annular groove on the periphery, and the spacer sleeve is sleeved on one side of the ratchet main body in a matching manner.

[0003] When the existing two-way ratchet wrench is in use, since the handle of the ratchet wrench is mostly integrated and cannot be retracted, it occupies a large space when carried, which is very inconvenient. And when carried, the staff needs to hold the handle of the ratchet wrench all the time, and both hands cannot be liberated, which is rather inconvenient. In view of the above problems, the inventor proposes a portable two-way ratchet labor-saving wrench to solve the above problems. Content of the Utility Model

[0004] In order to solve the problem that the existing two-way ratchet wrench occupies a large space and is very inconvenient when carried; the purpose of the utility model is to provide a portable two-way ratchet labor-saving wrench.

[0005] To solve the above technical problems, the utility model adopts the following technical scheme: A portable two-way ratchet labor-saving wrench includes a housing. A drive head is inserted through the bottom surface of the housing. A convex block is fixedly connected to the end surface of the housing. A convex column is fixedly connected to the surface of the convex block facing away from the housing. A handle is arranged on one side of the convex block facing away from the housing. A cavity opening is arranged on the surface of the handle facing the convex block. The convex column is located in the cavity opening, and the convex column is slidably connected to the cavity opening. A groove is arranged on the surface of the handle facing away from the housing. A hanging ring is hinged inside the groove.

[0006] Preferably, the housing includes a forward and reverse switch, and a circlip, a ratchet pawl, a spring and a ratchet are arranged in the housing in a matching manner. The forward and reverse switch is used to control the forward and reverse rotation of the drive head. The two-way ratchet wrench composed of the housing, the drive head and the forward and reverse switch is a mature existing product, which will not be elaborated here.

[0007] Preferably, a first magnetic ring is fixedly connected by being embedded on one side of the bump facing the handle. The convex column is located within the ring opening of the first magnetic ring. A second magnetic ring is fixedly connected by being embedded on one side of the handle facing the bump. The cavity opening is located within the ring opening of the second magnetic ring. The second magnetic ring corresponds to and attracts the first magnetic ring. When the device needs to be carried, the handle is pushed towards the housing, so that the end face of the handle contacts the end face of the bump. At this time, the length of the device can be shortened to reduce the occupied space for easy carrying. And under the attraction of the second magnetic ring and the first magnetic ring, the situation that the handle is easily separated from the bump is avoided. When the device needs to be used, the handle is pulled away from the housing to separate the second magnetic ring from the first magnetic ring, and the length of the device can be lengthened for labor-saving operation.

[0008] Preferably, a rotating column is rotatably connected through the top surface of the bump. A cloth belt is fixedly connected to the top surface of the rotating column. A chuck is fixedly connected through the side wall of the cloth belt. A chuck head is fixedly connected to the top surface of the handle. The chuck corresponds to and engages with the chuck head. After the second magnetic ring and the first magnetic ring are attracted, the cloth belt is pulled to make the chuck correspond to the chuck head, and the chuck is pressed to make the chuck head snap into the chuck, so that the handle can be further limited to improve the connection stability between the handle and the bump. A end cover is arranged on one side of the handle. A plug is fixedly connected to the side wall of the end cover. The plug corresponds to and cooperates with the groove. The plug is made of rubber material. The size of the end cover is larger than that of the plug. A handle is fixedly connected to the side of the end cover facing away from the plug. When carrying, the end cover can be removed and the hanging ring can be matched with the key hook for carrying the device, so that the staff does not need to hold the handle all the time, thus freeing both hands and being more convenient.

[0009] Compared with the prior art, the beneficial effects of the present utility model are as follows: It is convenient to carry. When the device needs to be carried, the handle can be pushed towards the housing so that the end face of the handle contacts the end face of the bump to shorten the length of the device and reduce the occupied space for easy carrying. And after adjustment, the handle can be limited and fixed to avoid the handle being easily separated from the bump. And when carrying, the hanging ring can be matched with the key hook for carrying the device, so that the staff does not need to hold the handle all the time, thus freeing both hands and being more convenient. And when in use, the handle can be pulled out to lengthen the length of the device for labor-saving operation. Description of the Drawings

[0010] To more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0011] Figure 1 It is a schematic diagram of the overall structure of the present invention.

[0012] Figure 2 It is another schematic diagram of the overall structure of the present invention.

[0013] Figure 3 It is a schematic diagram of the structure when the handle of the present invention is retracted.

[0014] Figure 4 It is a schematic diagram of the cooperation between the end cover and the handle of the present invention.

[0015] In the figure: 1. Housing; 2. Driving head; 3. Forward and reverse switch; 4. Protrusion; 5. Rotating column; 6. Cloth belt; 7. Chuck; 8. Convex column; 9. First magnetic ring; 10. Handle; 11. Chuck head; 12. Groove; 13. Hanging ring; 14. End cover; 15. Handle; 16. Second magnetic ring. Specific embodiments

[0016] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only some embodiments of the present invention, rather than all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present invention.

[0017] Embodiment: As Figures 1-4 shown, the present invention provides a portable two-way ratchet wrench with labor-saving function, including a housing 1. A driving head 2 is inserted through the bottom surface of the housing 1. A protrusion 4 is fixedly connected to the end surface of the housing 1. A convex column 8 is fixedly connected to the side of the protrusion 4 facing away from the housing 1. A handle 10 is arranged on the side of the protrusion 4 facing away from the housing 1. A cavity is arranged on the side of the handle 10 facing the protrusion 4. The convex column 8 is located in the cavity and is slidably connected to the cavity. A groove 12 is arranged on the side of the handle 10 facing away from the housing 1. A hanging ring 13 is hinged inside the groove 12.

[0018] The housing 1 includes a forward and reverse switch 3, and a snap ring, a pawl, a spring and a ratchet are cooperatively arranged inside the housing 1.

[0019] By adopting the above technical solution, the forward and reverse switch 3 is used to control the forward and reverse rotation of the driving head 2. The two-way ratchet wrench composed of the housing 1, the driving head 2 and the forward and reverse switch 3 is an existing mature product, which will not be elaborated here.

[0020] On one side of the convex block 4 facing the handle 10, a first magnetic ring 9 is fixedly connected by inlay. The convex column 8 is located within the ring opening of the first magnetic ring 9. On one side of the handle 10 facing the convex block 4, a second magnetic ring 16 is fixedly connected by inlay. The cavity opening is located within the ring opening of the second magnetic ring 16. The second magnetic ring 16 corresponds to and attracts the first magnetic ring 9.

[0021] By adopting the above technical solution, when the device needs to be carried, push the handle 10 in the direction close to the housing 1 so that the end face of the handle 10 contacts the end face of the convex block 4. At this time, the length of the device can be shortened to reduce the occupied space for easy carrying. And under the attraction of the second magnetic ring 16 and the first magnetic ring 9, the situation that the handle 10 is easily separated from the convex block 4 is avoided. When the device needs to be used, pull the handle 10 in the direction away from the housing 1 to separate the second magnetic ring 16 from the first magnetic ring 9, and the length of the device can be lengthened for labor-saving operation.

[0022] A rotating column 5 is rotatably connected through the top surface of the convex block 4. A cloth belt 6 is fixedly connected to the top surface of the rotating column 5. A chuck 7 is fixedly connected through the side wall of the cloth belt 6. A chuck head 11 is fixedly connected to the top surface of the handle 10. The chuck 7 corresponds to and engages with the chuck head 11.

[0023] By adopting the above technical solution, after the second magnetic ring 16 attracts the first magnetic ring 9, pull the cloth belt 6 to make the chuck 7 correspond to the chuck head 11, and press the chuck 7 to make the chuck head 11 snap into the chuck 7, then the handle 10 can be further limited to improve the connection stability between the handle 10 and the convex block 4.

[0024] An end cap 14 is arranged on one side of the handle 10. A plug is fixedly connected to the side wall of the end cap 14. The plug corresponds to and cooperates with the groove 12. The plug is made of rubber material. The size of the end cap 14 is larger than that of the plug. A handle 15 is fixedly connected to the side of the end cap 14 facing away from the plug.

[0025] By adopting the above technical solution, when carrying, the end cap 14 can be removed and the hanging ring 13 can be matched with the key hook for carrying the device, so that the staff does not need to hold the handle 10 all the time, thus liberating both hands and being more convenient.

[0026] Working principle: When the utility model is in use and needs to be carried, push the handle 10 towards the direction close to the housing 1, so that the end face of the handle 10 contacts with the end face of the convex block 4. At this time, the length of the device can be shortened to reduce the occupied space for easy carrying. And under the attraction of the second magnetic ring 16 and the first magnetic ring 9, the situation that the handle 10 is easily separated from the convex block 4 is avoided;

[0027] After the second magnetic ring 16 and the first magnetic ring 9 are attracted, pull the cloth belt 6 to make the chuck 7 correspond to the chuck head 11, and press the chuck 7 to make the chuck head 11 snap into the chuck 7, then the handle 10 can be further limited to improve the connection stability between the handle 10 and the convex block 4;

[0028] When the device needs to be used, pull the handle 10 away from the housing 1 to separate the second magnetic ring 16 from the first magnetic ring 9, then the length of the device can be lengthened for labor-saving operation.

[0029] Obviously, those skilled in the art can make various changes and modifications to the utility model without departing from the spirit and scope of the utility model. Thus, if these modifications and variations of the utility model fall within the scope of the claims of the utility model and its equivalent technologies, the utility model also intends to include these modifications and variations.

Claims

1. A portable bidirectional ratchet wrench, comprising a housing (1), characterized in that: The bottom surface of the shell (1) is provided with a driving head (2) inserted therein, the end surface of the shell (1) is fixedly connected with a protrusion (4), the side of the protrusion (4) facing away from the shell (1) is fixedly connected with a protrusion (8), the side of the protrusion (4) facing away from the shell (1) is provided with a handle (10), the side of the handle (10) facing away from the protrusion (4) is provided with a cavity, the protrusion (8) is located in the cavity, and the protrusion (8) is slidably connected to the cavity, and the side of the handle (10) facing away from the shell (1) is provided with a groove (12), and the interior of the groove (12) is hinged with a hanging ring (13).

2. A portable bidirectional ratchet wrench as claimed in claim 1, characterized in that: The housing (1) comprises a forward and reverse switch (3), and a clip spring, a pawl, a spring and a ratchet are cooperatively arranged inside the housing (1).

3. A portable bidirectional ratchet wrench as claimed in claim 1, characterized in that: A first magnetic ring (9) is embedded and fixedly connected to a surface of the convex block (4) facing the handle (10), and the convex column (8) is located in the ring opening of the first magnetic ring (9).

4. A portable bidirectional ratchet wrench as claimed in claim 3, characterized in that: A second magnetic ring (16) is embedded and fixedly connected to a side of the handle (10) facing the protrusion (4), the cavity opening is located within the ring opening of the second magnetic ring (16), and the second magnetic ring (16) corresponds to the first magnetic ring (9) and attracts each other.

5. A portable bidirectional ratchet wrench as claimed in claim 1, characterized in that: A rotating column (5) is inserted and rotatably connected to the top surface of the protrusion (4), a cloth belt (6) is fixedly connected to the top surface of the rotating column (5), and a chuck (7) is inserted and fixedly connected to the side wall of the cloth belt (6).

6. A portable bidirectional ratchet wrench as claimed in claim 5, characterized in that: A clamping head (11) is fixedly connected to the top surface of the handle (10), and the chuck (7) corresponds to and engages with the clamping head (11).

7. A portable bidirectional ratchet wrench as claimed in claim 1, characterized in that: An end cover (14) is provided on one side of the handle (10), and a plug is fixedly connected to the side wall of the end cover (14), and the plug corresponds to and matches the groove (12).

8. A portable bidirectional ratchet wrench as claimed in claim 7, characterized in that: The plug is made of rubber material, the size of the end cover (14) is larger than the size of the plug, and a handle (15) is fixedly connected to a side of the end cover (14) facing away from the plug.

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