Hand tool with adjustable handle

Abstract

The utility model discloses a hand tool capable of adjusting a handle, which relates to the field of hand tools and comprises two connecting plates and two wrenches, and an adjusting plate is slidably connected between the two connecting plates. Through the arrangement of the dismounting assembly, when the wrench head needs to be dismounted for replacement, a user can rotate the threaded shaft, the threaded shaft moves upwards to drive the push block to move upwards, the push block does not push the movable block any more, at the moment, the reset spring is stretched to drive the movable block to reset and move, and the movable block drives the limiting block to move; the limiting block moves out of the limiting groove and does not limit the insertion block, at the moment, a user can take down the wrench head, then the insertion block on the wrench head needing to be replaced is inserted into the insertion groove, and after insertion, the user rotates the threaded shaft reversely, so that the push block moves downwards and pushes the two movable blocks to move oppositely; and the limiting block is driven to be clamped into the limiting groove so that the insertion block can be limited, the wrench head is prevented from moving, and the wrench head can be rapidly disassembled and assembled in the mode.

Description

Technical Field

[0001] The utility model relates to the field of manual tools, in particular to a manual tool with an adjustable handle. Background Art

[0002] Manual wrenches are also called ordinary wrenches. They are relatively simple to use and are mainly divided into single-headed fixed wrenches, double-headed fixed wrenches, adjustable wrenches, plum blossom wrenches, multi-purpose wrenches, etc.; manual wrenches are wrenches mainly used in ordinary life and work.

[0003] According to a Chinese patent with publication number CN218518533U, a manual wrench with a detachable wrench head is disclosed. The manual wrench with a detachable wrench head is provided with a disassembly assembly between the wrench head and the adjustment assembly. The disassembly assembly can remove the wrench head, which not only facilitates the replacement of the wrench head, but also allows different wrench heads to be replaced to adapt to bolts of different specifications.

[0004] In view of the above-mentioned disclosed patent content, a disassembly and assembly component is provided so that the wrench head can be disassembled and replaced. However, during disassembly, two hands are required to pull the two movable rods respectively so that the blocking block no longer blocks the plug block, and then the wrench is shaken to separate the wrench head from the wrench. During installation, two people are required to complete the installation. During installation, one person repeats the above steps to pull the two movable rods, while the other person inserts the plug block of the wrench head into the wrench to fix it. The disassembly and assembly process using this method is more cumbersome and takes more time, thereby reducing the disassembly and assembly efficiency of the wrench. Utility Model Content

[0005] Based on this, the purpose of the utility model is to provide a hand tool with an adjustable handle to solve the technical problem of inconvenience in disassembling and assembling the wrench head.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a hand tool with an adjustable handle, comprising two connecting plates and two wrenches, an adjusting plate being slidably connected between the two connecting plates, a disassembly and assembly component being provided inside the connecting plate, and the disassembly and assembly component comprising a limit groove, a through hole, an active cavity opened inside the connecting plate, a storage groove opened on the top of the connecting plate and a threaded shaft threadedly connected to the connecting plate, the bottom end of the threaded shaft extends into the active cavity and is connected to a push block through a bearing, two return springs are provided inside the active cavity, and one end of the return spring is connected to a movable block, a limit block is provided on the movable block, and the outer walls of the connecting plates are respectively sleeved with limit sleeves and sweat-absorbing cotton sleeves.

[0007] By adopting the above technical solution, when the spanner head needs to be disassembled for replacement, the user can rotate the threaded shaft, and the threaded shaft will move upward to drive the push block to move upward, and the push block will no longer push the movable block.

[0008] Furthermore, the sweat-absorbing cotton sleeve is slidably connected to the connecting plate, and one side of the sweat-absorbing cotton sleeve is in contact with the limiting sleeve.

[0009] By adopting the above technical solution, the limiting sleeve can limit the position of the sweat-absorbent cotton sleeve to prevent the sweat-absorbent cotton sleeve from moving at will, thereby improving the stability of the sweat-absorbent cotton sleeve.

[0010] Furthermore, the other side of the sweat-absorbing cotton sleeve is in contact with the wrench head, and the top end of the threaded shaft is connected with a knob.

[0011] By adopting the above technical solution, the wrench head can limit the sweat-absorbent cotton sleeve to prevent the sweat-absorbent cotton sleeve from slipping out of the connecting plate, so that the user can hold the wrench on the sweat-absorbent cotton sleeve and use it.

[0012] Furthermore, bolt holes are provided on one side of the top of the adjusting plate and the connecting plate, and bolts are installed inside the two bolt holes.

[0013] By adopting the above technical solution, when the length of the wrench is adjusted, the user can rotate the bolt and screw the bolt into the corresponding bolt hole to fix the adjustment plate and the connecting plate.

[0014] Furthermore, two slots are provided on one side of the connecting plate, and an insert block extending into the slots is installed on one side of the wrench head, and the insert block is adapted to the slots.

[0015] By adopting the above technical solution, when the wrench needs to be installed, the user can insert the insert block on the wrench into the slot to position the wrench.

[0016] Furthermore, the push block is in contact with the movable block, and the movable block is slidably connected to the movable cavity.

[0017] By adopting the above technical solution, when the push block moves downward, it will push the two movable blocks to move, and the movable blocks will drive the limit blocks to move, so that the limit blocks are inserted into the limit grooves.

[0018] Furthermore, the wrench head is detachably connected to the connecting plate, and the diameter of the through opening is larger than the diameter of the knob.

[0019] By adopting the above technical solution, the spanner head can be disassembled and then replaced easily.

[0020] In summary, the utility model mainly has the following beneficial effects:

[0021] 1. The utility model is provided with a disassembly and assembly component. When the spanner head needs to be disassembled for replacement, the user can rotate the threaded shaft. After the threaded shaft moves up, it will drive the push block to move up, and the push block will no longer push the movable block. At this time, the reset spring is stretched to drive the movable block to reset and move, and the movable block drives the limit block to move, so that the limit block moves out of the limit slot and no longer limits the insertion block. At this time, the user can remove the spanner head, and then insert the insertion block on the spanner head to be replaced into the slot. After insertion, the user rotates the threaded shaft in the opposite direction, so that the push block moves down and pushes the two movable blocks to move toward each other, and drives the limit block to be stuck in the limit slot to limit the insertion block and prevent the spanner head from moving. In this way, the spanner head can be quickly disassembled and assembled, and the method can be operated with one hand at the same time, without the need for two hands, and the operation process is simple and convenient, thereby improving the efficiency of replacing the spanner head.

[0022] 2. The utility model is provided with a sweat-absorbing cotton sleeve and a limit sleeve. When using the wrench, the user can hold the sweat-absorbing cotton sleeve on the outer wall of the connecting plate, thereby preventing the wrench from being difficult to turn when the hands are sweating, thereby improving the use effect of the wrench. At the same time, the sweat-absorbing cotton sleeve can improve the comfort of the user's palm holding. When the sweat-absorbing cotton sleeve needs to be replaced, the user can remove the wrench head and then remove the sweat-absorbing cotton sleeve for replacement. The replacement process is simple and convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0024] Figure 2 It is a schematic diagram of the side section structure of the connection plate of the utility model;

[0025] Figure 3 It is a schematic diagram of the overall top-sectional structure of the utility model;

[0026] Figure 4 It is a schematic diagram of the three-dimensional structure of the wrench of the utility model;

[0027] Figure 5 It is a schematic diagram of the three-dimensional structure of the movable block of the utility model.

[0028] In the figure: 1. connecting plate; 2. adjusting plate; 3. spanner; 4. bolt hole; 5. bolt; 6. limiting sleeve; 7. sweat-absorbing cotton sleeve; 8. slot; 9. disassembly and assembly components; 901. through port; 902. threaded shaft; 903. storage slot; 904. push block; 905. movable cavity; 906. movable block; 907. limiting slot; 908. limiting block; 909. reset spring; 10. plug block. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0030] The following describes an embodiment of the utility model based on its overall structure.

[0031] A hand tool with an adjustable handle, such as Figure 1-Figure 5 As shown, it includes two connecting plates 1 and two wrenches 3, an adjusting plate 2 is slidably connected between the two connecting plates 1, a disassembly and assembly component 9 is provided inside the connecting plate 1, the outer walls of the connecting plate 1 are respectively sleeved with a limiting sleeve 6 and a sweat-absorbent cotton sleeve 7, the sweat-absorbent cotton sleeve 7 is slidably connected to the connecting plate 1, one side of the sweat-absorbent cotton sleeve 7 is in contact with the limiting sleeve 6, the limiting sleeve 6 can limit the sweat-absorbent cotton sleeve 7 to prevent the sweat-absorbent cotton sleeve 7 from moving at will, thereby improving the stability of the sweat-absorbent cotton sleeve 7, the other side of the sweat-absorbent cotton sleeve 7 is in contact with the wrench head 3, the wrench head 3 can limit the sweat-absorbent cotton sleeve 7 to prevent the sweat-absorbent cotton sleeve 7 from sliding out of the connecting plate 1, so that the user can hold the wrench on the sweat-absorbent cotton sleeve 7 and use it, the wrench head 3 is detachably connected to the connecting plate 1, so as to remove the wrench head 3, thereby facilitating the replacement of the wrench head 3.

[0032] See also Figure 1-Figure 4 , bolt holes 4 are provided on the adjusting plate 2 and on one side of the top of the connecting plate 1, and bolts 5 are installed inside the two bolt holes 4. When the length of the spanner 3 is adjusted, the user can rotate the bolts 5 and screw the bolts 5 into the corresponding bolt holes 4 to fix the adjusting plate 2 and the connecting plate 1. Two slots 8 are provided on one side of the connecting plate 1, and an insert block 10 extending into the slot 8 is installed on one side of the spanner 3. When the spanner 3 needs to be installed, the user can insert the insert block 10 on the spanner 3 into the slot 8 to position the spanner 3, and the insert block 10 is adapted to the slot 8.

[0033] Specifically, the disassembly and assembly component 9 includes a limit groove 907, a through opening 901, an active cavity 905 opened inside the connecting plate 1, a storage groove 903 opened at the top of the connecting plate 1 and a threaded shaft 902 threadedly connected to the connecting plate 1, the storage groove 903 is opened at the top of the connecting plate 1, the through opening 901 is opened on the sweat-absorbent cotton sleeve 7, the diameter of the through opening 901 is larger than the diameter of the knob, the top end of the threaded shaft 902 is connected to the knob, the storage groove 903 is located directly below the knob, and the bottom end of the threaded shaft 902 extends to the inside of the active cavity 905 and is connected to a push block 904 through a bearing.

[0034] See also Figure 1-Figure 3Two return springs 909 are provided inside the movable cavity 905, and one end of the return spring 909 is connected to a movable block 906. When the spanner head 3 needs to be disassembled for replacement, the user can rotate the threaded shaft 902. After the threaded shaft 902 moves up, it will drive the push block 904 to move up, and the push block 904 will no longer push the movable block 906. The push block 904 contacts the movable block 906, and the movable block 906 is slidably connected to the movable cavity 905. When the push block 904 moves down, it will push the two movable blocks 906 to move, and the movable block 906 will drive the limit block 908 to move, so that the limit block 908 is stuck into the limit groove 907. A limit block 908 is provided on the movable block 906.

[0035] The implementation principle of this embodiment is as follows: first, when the length of the handle needs to be adjusted, the user can rotate the bolt 5 to screw the bolt 5 out of the bolt hole 4, and then move the connecting plate 1, so as to adjust the overall length of the wrench. After adjustment, the user rotates the bolt 5 again to screw the bolt 5 into the corresponding bolt hole 4, so as to fix the connecting plate 1 and the adjusting plate 2 together;

[0036] When the user needs to remove the spanner 3, the user can hold the sweat-absorbing cotton sleeve 7 on the outer wall of the connecting plate 1 to prevent the spanner from being difficult to rotate when the hands are sweating. When the spanner head 3 needs to be removed for replacement, the user can rotate the threaded shaft 902. After the threaded shaft 902 moves up, it will drive the push block 904 to move up, and the push block 904 will no longer push the movable block 906. At this time, the reset spring 909 stretches and drives the movable block 906 to reset and move, and the movable block 906 drives the limit block 908 to move, so that the limit block 908 moves out of the limit groove 907 and no longer limits the insertion block 11. At this time, the user can remove the spanner head 3, and then insert the insertion block 11 on the spanner head 3 to be replaced into the slot 8. After insertion, the user rotates the threaded shaft 902 in the opposite direction, so that the push block 904 moves down and pushes the two movable blocks 906 to move toward each other, and drives the limit block 908 to be stuck in the limit groove 907 to limit the insertion block 11 and prevent the spanner head 3 from moving.

[0037] Although an embodiment of the utility model has been shown and described, this specific embodiment is only an explanation of the utility model and is not a limitation of the utility model. The specific features, structures, materials or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. After reading this specification, those skilled in the art may make modifications, substitutions and variations to the embodiments without creative contribution as needed without departing from the principles and purpose of the utility model. However, as long as they are within the scope of the claims of the utility model, they are protected by patent law.

Claims

1. A hand tool with an adjustable handle, comprising two connecting plates (1) and two wrenches (3), characterized in that: An adjustment plate (2) is slidably connected between the two connecting plates (1); a disassembly assembly (9) is provided inside the connecting plate (1); and the disassembly assembly (9) comprises a limit groove (907), a through hole (901), an active cavity (905) provided inside the connecting plate (1), a receiving groove (903) provided on the top of the connecting plate (1), and a threaded shaft (902) threadedly connected to the connecting plate (1); the bottom end of the threaded shaft (902) extends into the active cavity (905) and is connected to a push block (904) via a bearing; two return springs (909) are provided inside the active cavity (905), and one end of the return spring (909) is connected to a movable block (906); a limit block (908) is provided on the movable block (906); and the outer wall of the connecting plate (1) is respectively sleeved with a limit sleeve (6) and a sweat-absorbing cotton sleeve (7).

2. A hand tool with an adjustable handle according to claim 1, characterized in that: The sweat-absorbing cotton sleeve (7) is slidably connected to the connecting plate (1), and one side of the sweat-absorbing cotton sleeve (7) is in contact with the limiting sleeve (6).

3. A hand tool with an adjustable handle according to claim 1, characterized in that: The other side of the sweat-absorbing cotton sleeve (7) is in contact with the wrench head (3), and the top end of the threaded shaft (902) is connected to a knob.

4. A hand tool with an adjustable handle according to claim 1, characterized in that: Bolt holes (4) are provided on the adjusting plate (2) and on one side of the top of the connecting plate (1), and bolts (5) are installed inside the two bolt holes (4).

5. A hand tool with an adjustable handle according to claim 1, characterized in that: Two slots (8) are provided on one side of the connecting plate (1), and an insert block (10) extending into the interior of the slots (8) is installed on one side of the wrench head (3), wherein the insert block (10) is adapted to the slots (8).

6. A hand tool with an adjustable handle according to claim 1, characterized in that: The push block (904) is in contact with the movable block (906), and the movable block (906) is slidably connected to the movable cavity (905).

7. A hand tool with an adjustable handle according to claim 1, characterized in that: The wrench head (3) is detachably connected to the connecting plate (1), and the diameter of the through opening (901) is greater than the diameter of the knob.

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