Adjustable multifunctional screwdriver
By installing a hand-held stabilizing base and a U-shaped driving rod on the screwdriver handle, the problem of difficult and laborious operation of the existing screwdriver is solved, and a more stable and labor-saving screw turning effect is achieved.
Patent Information
- Application Number
- CN202420701444.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-08
- Publication Date
- 2025-01-21
- Estimated Expiration
- 2034-04-08
AI Technical Summary
Existing screwdrivers need to operate with one hand and maintain stability when twisting screws, which is difficult to operate and it is laborious to twist in difficult objects.
An adjustable multi-functional screwdriver is designed. By installing a hand-held stabilizer and a U-shaped drive rod on the handle, the hand-held stabilizer is pressed and the U-shaped drive rod is rotated to achieve stable rotation of the handle, reducing operating difficulty and effort. consumption.
The design of the handheld stabilizing base improves the stability of the handle and reduces the difficulty of operation; the design of the U-shaped driving rod reduces the energy consumption of rotating the handle, making screw tightening more labor-saving.
Smart Images
Figure CN222371486U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of screwdrivers, in particular to an adjustable multifunctional screwdriver. Background Art
[0002] A screwdriver is a common tool used to turn screws to install or remove them. It is widely used in our daily life. There are many types of traditional screwdrivers, including flat-head screwdrivers, Phillips screwdrivers, Hexagon screwdrivers, triangular screwdrivers, and plum screwdrivers, depending on the blade head.
[0003] In the existing screwdriver, when screwing a screw, the handle is held and driven to rotate, thereby screwing the screw. However, in the process of turning the handle, it is necessary to turn the screw with one hand and maintain the stability of the screwdriver, which is difficult to operate; and when screwing the screw into a difficult object (such as beech wood), it is very laborious to turn the screw. Utility Model Content
[0004] In view of the problems existing in the existing adjustable multifunctional screwdriver, the utility model is proposed.
[0005] Therefore, the purpose of the utility model is to provide an adjustable multifunctional screwdriver, which solves the problem that the existing screwdrivers hold the handle and drive the handle to rotate when screwing the screw, so as to achieve screwing. However, in the process of turning the handle, it is necessary to turn the screw with one hand and maintain the stability of the screwdriver, which is difficult to operate; and when the screw is screwed into an object that is difficult to screw (such as beech wood), it is very laborious to turn the screw.
[0006] In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:
[0007] An adjustable multifunctional screwdriver comprises a handle, a bit is installed at the bottom of the handle, and the top of the handle is rotatably connected to a handheld stable seat; a docking head is installed at the top of the handle, a bearing installation groove is provided at the top of the docking head, a bearing is fixedly installed in the bearing installation groove, and the inner wall of the inner ring of the bearing is fixedly connected to the handheld stable seat.
[0008] As a preferred solution of the adjustable multifunctional screwdriver described in the utility model, a groove for inserting a screwdriver bit is formed at the bottom end of the handle.
[0009] As a preferred solution of the adjustable multifunctional screwdriver described in the utility model, the bottom end of the handle is connected with a joint by interference fit, a through hole is provided on the joint, a plug-in slot is provided at the bottom of the handle, the plug-in slot and the through hole have the same aperture and are aligned, and the top end of the screwdriver bit passes through the through hole and is inserted into the plug-in slot.
[0010] As a preferred solution of the adjustable multifunctional screwdriver described in the utility model, a support pin is welded on one end of the handheld stable seat close to the docking joint, and the inner wall of the inner ring of the bearing is fixedly connected to the support pin.
[0011] As a preferred solution of the adjustable multifunctional screwdriver described in the utility model, the bottom of the docking joint is provided with a handle docking groove, the top of the handle is inserted into the handle docking groove, internal threaded holes are provided at corresponding positions of the docking joint and the handle, and the docking joint and the handle are fixed by bolts.
[0012] As a preferred solution of the adjustable multifunctional screwdriver described in the utility model, wherein: a groove is provided on the handle, and a U-shaped driving rod is connected in the groove by interference fit.
[0013] As a preferred solution of the adjustable multifunctional screwdriver described in the utility model, wherein: two U-shaped driving rods are provided, and the two U-shaped driving rods are symmetrically distributed.
[0014] As a preferred solution of the adjustable multifunctional screwdriver described in the utility model, there are three U-shaped driving rods, and the three U-shaped driving rods are equidistantly distributed on the handle.
[0015] As a preferred solution of the adjustable multifunctional screwdriver described in the utility model, wherein: the handle is integrally provided with a support connecting seat, the inner wall of the support connecting seat is plugged with a U-shaped driving rod, and the U-shaped driving rod and the support connecting seat are fixed by bolts.
[0016] Compared with existing technologies:
[0017] By using a handheld stabilizing seat rotatably connected to the handle, the handle can be driven to rotate after pressing the handheld stabilizing seat with the hand, so that the stability of the handle can be ensured more easily; and by arranging a U-shaped driving rod on the handle, the handle can be driven to rotate more labor-savingly, making screwing more labor-saving. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 A schematic diagram of the structure provided for Example 1 of the utility model;
[0019] Figure 2 Provided for the utility model embodiment 1 Figure 1 A cross-sectional view of
[0020] Figure 3 A schematic diagram of the structure provided for Embodiment 2 of the present utility model;
[0021] Figure 4A schematic diagram of the structure provided for Embodiment 3 of the present utility model;
[0022] Figure 5 This is a structural schematic diagram provided for Example 4 of the utility model.
[0023] In the figure: handle 1, bit 2, joint 3, through hole 31, docking joint 4, bearing mounting groove 41, handle docking groove 42, handheld stabilizing seat 5, support pin 51, groove 6, bearing 7, plug-in groove 8, U-shaped driving rod 9, support connecting seat 10. DETAILED DESCRIPTION
[0024] In order to make the purpose, technical solutions and advantages of the present invention more clear, the implementation methods of the present invention will be further described in detail below with reference to the accompanying drawings.
[0025] Embodiment 1:
[0026] The utility model provides an adjustable multifunctional screwdriver, please refer to Figure 1-2 , including a handle 1, a screw bit 2 is installed at the bottom of the handle 1, and the top of the handle 1 is rotatably connected to a handheld stable seat 5. When in use, if the screw is screwed on a material that is relatively easy to be screwed into, the handheld stable seat 5 can be pressed with the palm of the hand and the handle 1 can be driven to rotate with the fingers. At this time, it is easy to ensure the stability of the handle 1.
[0027] A groove for inserting the bit 2 is provided at the bottom end of the handle 1. Specifically, a joint 3 is connected to the bottom end of the handle 1 by interference fit. A through hole 31 is provided on the joint 3. An insertion groove 8 is provided at the bottom of the handle 1. The insertion groove 8 is equal to and aligned with the aperture of the through hole 31. The top of the bit 2 passes through the through hole 31 and is inserted into the insertion groove 8; thereby, the bit 2 can be easily replaced; the handle 1 can be made of plastic, and the joint 3 can be made of metal, thereby ensuring the supporting strength of the bit 2.
[0028] A docking joint 4 is installed at the top of the handle 1, and a bearing installation groove 41 is opened at the top of the docking joint 4. A bearing 7 is fixedly installed in the bearing installation groove 41, and the inner wall of the inner ring of the bearing 7 is fixedly connected to the handheld stable seat 5. Specifically, a support pin 51 is welded to the end of the handheld stable seat 5 close to the docking joint 4, and the inner wall of the inner ring of the bearing 7 is fixedly connected to the support pin 51, so as to realize relative rotation between the handheld stable seat 5 and the handle 1. A handle docking groove 42 is opened at the bottom of the docking joint 4, and the top of the handle 1 is inserted into the handle docking groove 42. Internal threaded holes are opened at the corresponding positions of the docking joint 4 and the handle 1, and the docking joint 4 and the handle 1 are fixed by bolts.
[0029] When in use, replace the bit 2 to be used, insert the bit 2 into the groove of the screw, press the handheld stable seat 5 with your hand, and then you can use one hand to drive the handle 1 to rotate, or you can use the other hand to drive the handle 1 to rotate.
[0030] Embodiment 2:
[0031] See attached Figure 3 , which is different from Example 1, is that a groove 6 is provided on the handle 1, and a U-shaped driving rod 9 is connected to the groove 6 by interference fit. There are two U-shaped driving rods 9, and the two U-shaped driving rods 9 are symmetrically distributed. At this time, one hand can hold the handheld stable seat 5, and the other hand can drive the U-shaped driving rod 9 to rotate to drive the handle 1 to rotate.
[0032] When in use, replace the bit 2 to be used, insert the bit 2 into the groove of the screw, press the handheld stabilizing seat 5 with one hand, and use the other hand to drive the U-shaped driving rod 9 to rotate, thereby driving the handle 1 and the bit 2 to rotate.
[0033] Embodiment 3:
[0034] See attached Figure 4 , which is different from Example 1, is that three U-shaped driving rods 9 are provided, and the three U-shaped driving rods 9 are evenly distributed on the handle 1; at this time, one hand holds the handheld stable seat 5, and the other hand alternately operates the U-shaped driving rod 9 to pull the driving handle 1 to rotate, which makes the operation more convenient.
[0035] When in use, replace the bit 2 to be used, insert the bit 2 into the groove of the screw, press the handheld stabilizing seat 5 with one hand, and use the other hand to drive the U-shaped driving rod 9 to rotate, thereby driving the handle 1 and the bit 2 to rotate.
[0036] Embodiment 4:
[0037] See attached Figure 5 , which is different from Example 1, is that a support connecting seat 10 is integrally provided on the handle 1, and a U-shaped driving rod 9 is inserted into the inner wall of the support connecting seat 10. The U-shaped driving rod 9 and the support connecting seat 10 are fixed by bolts. At this time, the U-shaped driving rod 9 can be disassembled for use and can also be easily replaced.
[0038] When in use, replace the bit 2 to be used, insert the bit 2 into the groove of the screw, press the handheld stabilizing seat 5 with one hand, and use the other hand to drive the U-shaped driving rod 9 to rotate, thereby driving the handle 1 and the bit 2 to rotate.
[0039] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.
Claims
1. An adjustable multifunctional screwdriver, comprising a handle (1), a screwdriver bit (2) being mounted at the bottom of the handle (1), characterized in that: The top end of the handle (1) is rotatably connected to a handheld stabilizing seat (5); a docking head (4) is installed at the top end of the handle (1); a bearing mounting groove (41) is provided at the top end of the docking head (4); a bearing (7) is fixedly installed in the bearing mounting groove (41); and the inner wall of the inner ring of the bearing (7) is fixedly connected to the handheld stabilizing seat (5).
2. An adjustable multifunctional screwdriver according to claim 1, characterized in that: The bottom end of the handle (1) is provided with a groove for inserting a screwdriver bit (2).
3. An adjustable multifunctional screwdriver according to claim 2, characterized in that: The bottom end of the handle (1) is connected to a joint (3) by interference fit, and a through hole (31) is provided on the joint (3). The bottom of the handle (1) is provided with a plug-in slot (8), and the hole diameters of the plug-in slot (8) and the through hole (31) are equal and aligned, and the top end of the screwdriver bit (2) passes through the through hole (31) and is inserted into the plug-in slot (8).
4. The adjustable multifunctional screwdriver according to claim 3, characterized in that: A support pin (51) is welded to one end of the handheld stabilizing seat (5) close to the docking head (4), and the inner wall of the inner ring of the bearing (7) is fixedly connected to the support pin (51).
5. An adjustable multifunctional screwdriver according to claim 3 or 4, characterized in that: The bottom of the docking joint (4) is provided with a handle docking groove (42), the top end of the handle (1) is inserted into the handle docking groove (42), and internal threaded holes are provided at corresponding positions of the docking joint (4) and the handle (1), and the docking joint (4) and the handle (1) are fixed by bolts.
6. The adjustable multifunctional screwdriver according to claim 5, characterized in that: The handle (1) is provided with a groove (6), and a U-shaped driving rod (9) is connected in an interference fit in the groove (6).
7. The adjustable multifunctional screwdriver according to claim 6, characterized in that: Two U-shaped driving rods (9) are provided, and the two U-shaped driving rods (9) are symmetrically distributed.
8. The adjustable multifunctional screwdriver according to claim 6, characterized in that: The U-shaped driving rods (9) are provided with three, and the three U-shaped driving rods (9) are distributed on the handle (1) at equal distances.
9. The adjustable multifunctional screwdriver according to claim 5, characterized in that: The handle (1) is integrally provided with a support connection seat (10), the inner wall of the support connection seat (10) is plugged with a U-shaped driving rod (9), and the U-shaped driving rod (9) and the support connection seat (10) are fixed by bolts.