Multifunctional F-shaped wrench

By designing a multi-function F-wrench, the handle and the adjustable clamping part, the problem of insufficient versatility of the existing F-wrench is solved, and the screwdriver and crowbar functions are integrated to adapt to handwheel valves of different specifications, improving the convenience of the tool.

CN222589677UActive Publication Date: 2025-03-11SHAANXI COAL IND GRP SHENMU NINGTIAOTA MINING CO LTD
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Patent Information

Application Number
CN202420287775.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-02-07
Publication Date
2025-03-11
Estimated Expiration
2034-02-07

AI Technical Summary

Technical Problem

The existing F-type wrench handle length and head size are fixed, resulting in poor versatility and cannot adapt to handwheel valves of different specifications, and it is inconvenient for staff to carry a variety of tools.

Method used

A multifunctional F wrench is designed, including a handle and an adjustable clamping part. The handle is a hollow tubular structure. One end of the handle is a handle end and the other end is connected to the adjustable clamping part to form an integral F-shaped structure. The adjustable clamping part is bolted to adjust the length of the force arm and the size of the clamping opening to adapt to handwheel valves of different specifications.

Benefits of technology

Through the combination of the handle and adjustable clamping part, the multi-function F-wrench can adjust the length of the force arm and the size of the clamping opening, adapt to handwheel valves of different specifications, improves the versatility of the F-wrench, and combines the functions of screwdrivers, crowbars and F-wrench, solving the problem of inconvenience in carrying tools.

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Abstract

The utility model discloses a multifunctional F wrench which comprises a handle, the handle is of a hollow tubular structure, one end of the handle is a handle end, the other end of the handle is connected with an adjustable clamping part in a sleeved mode to form an overall F-shaped structure, the length of a force arm is adjusted through the handle and the adjustable clamping part in a sleeved mode, and force can be conveniently applied at any time when the multifunctional F wrench is used. And meanwhile, the adjustable clamping part of the device can adjust the size of the clamping opening, so that the device is suitable for opening and closing valves of hand wheels of various specifications, and the problem that an existing F-shaped wrench is not high in universality is solved.
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Description

Technical Field

[0001] The utility model belongs to the technical field of mechanical tools and relates to a multifunctional F wrench. Background Art

[0002] At present, F wrenches are mostly used to adjust the handwheels of valves. However, the handle length and head size of the existing F wrenches are fixed. One F wrench cannot be used for valves with handwheels of different specifications, resulting in the low versatility of F wrenches. At the same time, workers often need to carry or replace multiple tools during operation, such as screwdrivers, wrenches, crowbars, etc., which are very inconvenient to carry and easy to be missed, affecting work progress. Utility Model Content

[0003] The utility model aims to provide a multifunctional F wrench, which solves the problem that the handle length and head size of the F wrench in the prior art are fixed, resulting in low versatility of the F wrench.

[0004] The technical solution adopted by the utility model is that the multifunctional F wrench comprises a handle, which is a hollow tubular structure, one end of the handle is a grip end, and the other end of the handle is sleeved with an adjustable clamping part to form an overall F-shaped structure.

[0005] The utility model is also characterized in that:

[0006] The grip end of the handle is sleeved with an anti-slip rubber sleeve.

[0007] The adjustable clamping part includes a first clamping member, the first clamping member includes a sleeve, the sleeve is a hollow tubular structure, one end of the sleeve is sleeved inside the handle, and the other end of the sleeve is sleeved with a second clamping member, and a first clamping rod is vertically fixed to the side wall of the sleeve close to the second clamping member, the second clamping member includes a sleeve, the sleeve is a hollow tubular structure, one end of the sleeve is sleeved inside the sleeve, and a second clamping rod is vertically fixed to the side wall of the other end of the sleeve, a plurality of bolt holes are opened on the handle, the sleeve and the sleeve, and the handle and the sleeve, as well as the sleeve and the sleeve, are fixed by bolts.

[0008] One end of the second clamping rod is vertically fixed to the outer wall of the sleeve, and the other end of the second clamping rod is a wedge-shaped structure. A notch is provided on the top of the wedge-shaped structure to realize the crowbar effect.

[0009] The first clamping rod comprises a fixed rod, which is a hollow tubular structure. One end of the fixed rod is vertically fixed to the sleeve, the inner wall of the fixed rod is provided with an internal thread, and the other end of the fixed rod is provided with a movable rod, which is coaxial with the fixed rod.

[0010] The movable rod is a hollow tubular structure, which includes a rod body. A threaded joint is provided at one end of the rod body, and a screwdriver head is provided at the top of the threaded joint. The screwdriver head, the threaded joint and the rod body are coaxial. The movable rod is matched and connected with the fixed rod through the threaded joint.

[0011] The beneficial effects of the utility model are:

[0012] The utility model discloses a multifunctional F-type spanner, which can adjust the length of the force arm by sleeve connection between the handle and the adjustable clamping part, so that it is convenient to add force at any time during use; at the same time, the adjustable clamping part of the device can adjust the size of the clamping opening, so as to adapt to valves with hand wheels of various specifications for switching, thereby solving the problem that the existing F-type spanner has low versatility. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the practical multifunctional F wrench;

[0014] Figure 2 This is a schematic diagram of the structure of the sleeve in the practical multifunctional F wrench;

[0015] Figure 3 It is a structural schematic diagram of the movable rod in the practical multifunctional F wrench;

[0016] Figure 4 It is a structural schematic diagram of the second clamping piece in the practical multifunctional F wrench.

[0017] In the figure, 1. handle, 2. sleeve, 3. first clamping rod, 4. fixed rod, 5. movable rod, 6. threaded joint, 7. screwdriver head, 8. second clamping rod, 9. sleeve, 10. notch, 11. anti-slip rubber sleeve, 12. bolt hole, 13. internal thread. DETAILED DESCRIPTION

[0018] The utility model is described in detail below with reference to the accompanying drawings and specific implementation modes.

[0019] The utility model multifunctional F wrench, such as Figure 1 As shown, it includes a handle 1, which is a hollow tubular structure. One end of the handle 1 is a grip end, and the other end of the handle 1 is sleeved with an adjustable clamping part to form an overall F-shaped structure. The handle 1 and the adjustable clamping part are sleeved to adjust the length of the force arm of the F wrench, which is convenient for adding force at any time during use. The adjustable clamping part can adjust the size of the clamping opening to adapt to valves with handwheels of various specifications for switching, thereby solving the problem that the existing F-type wrenches are not very universal.

[0020] The handle end of the handle 1 is sleeved with an anti-skid rubber sleeve 11, which can effectively prevent the hand from slipping and is more convenient to use.

[0021] The adjustable clamping portion includes a first clamping member, such as Figure 2and Figure 3 As shown, the first clamping member includes a sleeve 2, which is a hollow tubular structure. One end of the sleeve 2 is sleeved inside the handle 1. The sleeve 2 and the handle 1 cooperate with each other to adjust the length of the force arm of the F wrench, which is convenient for adding force at any time during use. The other end of the sleeve 2 is sleeved with a second clamping member, and a first clamping rod 3 is vertically fixed to the side wall of the sleeve 2 close to the second clamping member. Figure 4 As shown, the second clamping member includes a sleeve 9, which is a hollow tubular structure. One end of the sleeve 9 is sleeved inside the sleeve 2. The sleeve 9 cooperates with the sleeve 2 to adjust the opening size of the first clamping rod 3 and the second clamping rod 8, so as to adapt to the valves with hand wheels of various specifications for switching, and solve the problem that the existing F-type wrench is not universal. The second clamping rod 8 is vertically fixed to the side wall at the other end of the sleeve 9. A plurality of bolt holes 12 are provided on the handle 1, the sleeve 2 and the sleeve 9. The handle 1 and the sleeve 2, as well as the sleeve 2 and the sleeve 9 are fixed by bolts. The bolt fixing can be disassembled and assembled at any time, which is convenient for carrying and use.

[0022] The first clamping rod 3 includes a fixed rod 4, which is a hollow tubular structure. One end of the fixed rod 4 is vertically fixed to the sleeve 2. The inner wall of the fixed rod 4 is provided with an internal thread 13. The other end of the fixed rod 4 is provided with a movable rod 5, and the movable rod 5 is coaxial with the fixed rod 4. The movable rod 5 is a hollow tubular structure. The movable rod 5 includes a rod body, one end of the rod body is provided with a threaded joint 6, and the top of the threaded joint 6 is provided with a screwdriver head 7. The screwdriver head 7, the threaded joint 6, and the rod body are coaxial. The movable rod 5 is matched and connected with the fixed rod 4 through the threaded joint 6. All components adopt a hollow tubular structure, which reduces the weight of the equipment itself and plays a role in convenient carrying.

[0023] One end of the second clamping rod 8 is vertically fixed to the outer wall of the sleeve 9, and the other end of the second clamping rod 8 is a wedge-shaped structure. The top of the wedge-shaped structure is provided with a notch 10 that can realize the crowbar function. The notch 10 enables it to realize the crowbar function.

[0024] The specific working principle of the multifunctional F wrench of the utility model is as follows:

[0025] When in use, it is only necessary to assemble the handle 1, sleeve 2, movable rod 5 and sleeve 9 in sequence and fix them by bolts. At the same time, the opening size between the first clamping rod 3 and the second clamping rod 8 can be adjusted by adjusting the sleeve 2 and the sleeve 9, so as to adapt to the valves of handwheels of various specifications of switches. When a screwdriver is needed, the movable rod 5 can be removed for use. When a crowbar is needed, the crowbar effect can be achieved through the notch 10 on the second clamping rod 8. The multifunctional F wrench of the utility model integrates the functions of a screwdriver, a crowbar and an F wrench, which solves the problem that the staff easily misses tools in their daily work or the tools are too many and inconvenient to carry.

[0026] The utility model multifunctional F wrench, the specific embodiment is as follows:

[0027] Example 1

[0028] The multifunctional F wrench comprises a handle 1, which is a hollow tubular structure. One end of the handle 1 is a grip end, and the other end of the handle 1 is sleeved with an adjustable clamping part to form an overall F-shaped structure.

[0029] The handle end of the handle 1 is sleeved with an anti-slip rubber sleeve 11 .

[0030] The adjustable clamping part includes a first clamping member, which includes a sleeve 2. The sleeve 2 is a hollow tubular structure. One end of the sleeve 2 is sleeved inside the handle 1, and the other end of the sleeve 2 is sleeved with a second clamping member. A first clamping rod 3 is vertically fixedly connected to the side wall of the sleeve 2 close to the second clamping member. The second clamping member includes a sleeve 9. The sleeve 9 is a hollow tubular structure. One end of the sleeve 9 is sleeved inside the sleeve 2, and a second clamping rod 8 is vertically fixedly connected to the side wall of the other end of the sleeve 9. A plurality of bolt holes 12 are provided on the handle 1, the sleeve 2 and the sleeve 9, and the handle 1 and the sleeve 2, as well as the sleeve 2 and the sleeve 9, are fixed by bolts.

[0031] The first clamping rod 3 includes a fixed rod 4, which is a hollow tubular structure. One end of the fixed rod 4 is vertically fixed to the sleeve 2, and the inner wall of the fixed rod 4 is provided with an internal thread 13. The other end of the fixed rod 4 is provided with a movable rod 5, and the movable rod 5 is coaxial with the fixed rod 4.

[0032] The movable rod 5 is a hollow tubular structure, which includes a rod body. A threaded joint 6 is provided at one end of the rod body, and a screwdriver head 7 is provided at the top of the threaded joint 6. The screwdriver head 7, the threaded joint 6, and the rod body are coaxial. The movable rod 5 is matched and connected with the fixed rod 4 through the threaded joint 6.

[0033] Example 2

[0034] The multifunctional F wrench comprises a handle 1, which is a hollow tubular structure. One end of the handle 1 is a grip end, and the other end of the handle 1 is sleeved with an adjustable clamping part to form an overall F-shaped structure.

[0035] The handle end of the handle 1 is sleeved with an anti-slip rubber sleeve 11 .

[0036] The adjustable clamping part includes a first clamping member, which includes a sleeve 2. The sleeve 2 is a hollow tubular structure. One end of the sleeve 2 is sleeved inside the handle 1, and the other end of the sleeve 2 is sleeved with a second clamping member. A first clamping rod 3 is vertically fixedly connected to the side wall of the sleeve 2 close to the second clamping member. The second clamping member includes a sleeve 9. The sleeve 9 is a hollow tubular structure. One end of the sleeve 9 is sleeved inside the sleeve 2, and a second clamping rod 8 is vertically fixedly connected to the side wall of the other end of the sleeve 9. A plurality of bolt holes 12 are provided on the handle 1, the sleeve 2 and the sleeve 9, and the handle 1 and the sleeve 2, as well as the sleeve 2 and the sleeve 9, are fixed by bolts.

[0037] One end of the second clamping rod 8 is vertically fixed to the outer wall of the sleeve 9, and the other end of the second clamping rod 8 is a wedge-shaped structure. The top of the wedge-shaped structure is provided with a notch 10 that can realize the crowbar effect.

[0038] Example 3

[0039] The multifunctional F wrench comprises a handle 1, which is a hollow tubular structure. One end of the handle 1 is a grip end, and the other end of the handle 1 is sleeved with an adjustable clamping part to form an overall F-shaped structure.

[0040] The handle end of the handle 1 is sleeved with an anti-slip rubber sleeve 11 .

[0041] The adjustable clamping part includes a first clamping member, which includes a sleeve 2. The sleeve 2 is a hollow tubular structure. One end of the sleeve 2 is sleeved inside the handle 1, and the other end of the sleeve 2 is sleeved with a second clamping member. A first clamping rod 3 is vertically fixedly connected to the side wall of the sleeve 2 close to the second clamping member. The second clamping member includes a sleeve 9. The sleeve 9 is a hollow tubular structure. One end of the sleeve 9 is sleeved inside the sleeve 2, and a second clamping rod 8 is vertically fixedly connected to the side wall of the other end of the sleeve 9. A plurality of bolt holes 12 are provided on the handle 1, the sleeve 2 and the sleeve 9, and the handle 1 and the sleeve 2, as well as the sleeve 2 and the sleeve 9, are fixed by bolts.

[0042] One end of the second clamping rod 8 is vertically fixed to the outer wall of the sleeve 9, and the other end of the second clamping rod 8 is a wedge-shaped structure. The top of the wedge-shaped structure is provided with a notch 10 that can realize the crowbar effect.

[0043] The first clamping rod 3 includes a fixed rod 4, which is a hollow tubular structure. One end of the fixed rod 4 is vertically fixed to the sleeve 2, and the inner wall of the fixed rod 4 is provided with an internal thread 13. The other end of the fixed rod 4 is provided with a movable rod 5, and the movable rod 5 is coaxial with the fixed rod 4.

[0044] The movable rod 5 is a hollow tubular structure, which includes a rod body. A threaded joint 6 is provided at one end of the rod body, and a screwdriver head 7 is provided at the top of the threaded joint 6. The screwdriver head 7, the threaded joint 6, and the rod body are coaxial. The movable rod 5 is matched and connected with the fixed rod 4 through the threaded joint 6.

Claims

1. Multifunctional F wrench, characterized in that: The handle (1) comprises a handle (1), wherein the handle (1) is a hollow tubular structure, one end of the handle (1) is a grip end, and the other end of the handle (1) is sleeved with an adjustable clamping portion to form an overall F-shaped structure; The handle end of the handle (1) is sleeved with an anti-slip rubber sleeve (11); The adjustable clamping portion comprises a first clamping member, the first clamping member comprises a sleeve (2), the sleeve (2) is a hollow tubular structure, one end of the sleeve (2) is sleeved inside the handle (1), the other end of the sleeve (2) is sleeved with a second clamping member, a first clamping rod (3) is vertically fixedly connected to the side wall of the sleeve (2) close to the second clamping member, the second clamping member comprises a sleeve (9), the sleeve (9) is a hollow tubular structure, one end of the sleeve (9) is sleeved inside the sleeve (2), the other end of the sleeve (9) is vertically fixedly connected to the side wall, a second clamping rod (8) is vertically fixedly connected, the handle (1), the sleeve (2) and the sleeve (9) are all provided with a plurality of bolt holes (12), the handle (1) and the sleeve (2), as well as the sleeve (2) and the sleeve (9) are fixed by bolts.

2. The multifunctional F wrench according to claim 1, characterized in that: One end of the second clamping rod (8) is vertically fixed to the outer wall of the sleeve (9), and the other end of the second clamping rod (8) is a wedge-shaped structure. The top of the wedge-shaped structure is provided with a notch (10) that can realize the crowbar effect.

3. The multifunctional F wrench according to claim 1, characterized in that: The first clamping rod (3) comprises a fixed rod (4), the fixed rod (4) being a hollow tubular structure, one end of the fixed rod (4) being vertically fixed to the sleeve (2), the inner wall of the fixed rod (4) being provided with an internal thread (13), and the other end of the fixed rod (4) being provided with a movable rod (5), the movable rod (5) being coaxial with the fixed rod (4).

4. The multifunctional F wrench according to claim 1, characterized in that: The movable rod (5) is a hollow tubular structure, comprising a rod body, one end of the rod body being provided with a threaded joint (6), a top end of the threaded joint (6) being provided with a screwdriver head (7), the screwdriver head (7), the threaded joint (6), and the rod body being coaxial, and the movable rod (5) being matched and connected with the fixed rod (4) via the threaded joint (6).