TWI817765B - Ratchet wrench and external ratchet bushing anti-detachment quick-release structure - Google Patents

Abstract

The invention relates to a ratchet wrench and an external ratchet bushing anti-detachment and quick-release structure, which comprises an anti-detachment and quick-release group, a ratchet wrench and an external component. The anti-detachment and quick-release group can be pushed up and down by displacement and is magnetic, a ratchet wheel is arranged in the actuating end of the ratchet wrench, and the anti-detachment and quick-release group is fixed on one side of the ratchet wheel. When the external component is placed in the ratchet, it can be fixed by the magnetic adsorption of the anti-detachment and quick-release group. When disassembling, the external component is pushed against the external component to disengage from the ratchet. When the ratchet wrench is subjected to external force, the components will not be disengaged and damaged, and the overall structural assembly stability is good, so as to achieve the effect of structural stability and safety use.

Description

Ratchet wrench and external ratchet bushing anti-removal quick-release structure

The present invention relates to a ratchet wrench and an external ratchet bushing anti-detachment and quick-release structure, and particularly refers to a technical field of a ratchet wrench external ratchet sleeve quick-detachment and force-preventing detachment structure.

According to the currently known quick-release structure of a ratchet wrench, as shown in Figure 7, it includes a ratchet wrench 20 and a quick-release device 30. The ratchet wrench 20 is provided with an actuating end 21, and a ratchet 210 is provided in the actuating end 21. , and the ratchet 210 is fixed with a C-shaped buckle 211, and the ratchet 210 is provided with a driving hole 210A. The quick-release device 30 is provided with a magnetic ring 31, a pressed part 32 and an outer cover 33. The magnetic ring 31 is fixed on the inner side of the driving hole 210A of the ratchet 210 near the top edge. The pressing part 32 is capable of vertically movable adsorption and clamping on the inner edge of the magnetic ring 31 , and the outer cover 33 fits and covers the pressing part 32 . By placing an external component 40 such as a bushing or a screw lock in the driving hole 210A, the external component 40 is attracted by the magnetic ring 31 and pushes up the pressed part 32. The top side of the pressed part 32 protrudes from the outer cover 33 Above, when you want to remove the external component 40, press the pressing member 32 protruding from the outer cover 33 to separate the external component 40 from the adsorption of the magnetic ring 31. Although it can achieve the quick-release function of external fixation of the external component 40, you can still use the ratchet wrench. Due to usage habits, the operator may throw the ratchet wrench after use and place the ratchet wrench on the tool platform. The quick-release device 30 may be detached from the ratchet wrench 20, and further may form a magnetic ring of the quick-release device 30. 31. It is broken and damaged, so it is necessary to improve it.

In view of the problems of poor structural stability and use safety of the conventional ratchet wrench structure, the present invention has completed the anti-falling and quick-release structure of the ratchet wrench and the external ratchet bushing.

The main purpose of the present invention is to provide a ratchet wrench and external ratchet bushing anti-detachment and quick-release structure, which includes an anti-detachment quick-detachment group, a ratchet wrench and an external component. The anti-detachment quick-detachment group is provided with a fixed ring body , a movable fitting base body and a threaded fitting cover body, the fixed ring body is provided with a plurality of sliding punching holes at intervals, and a fixed hole is provided between the sliding punching holes on the bottom side of the fixed ring body. And a magnetic column is fixedly embedded in the fixed hole, the movable fitting seat body is hollow, and the movable fitting seat body is integrally provided with a sliding shaft seat part and a fitting seat part, and the bottom side of the sliding shaft seat part Several sliding shafts are provided at intervals. The body of the wear-fitting cover is provided with an inner fitting space. The top side of the wear-fitting cover is provided with a positioning ring flange, and the sliding shaft seat of the mobile fitting base body is provided. The sliding shaft is displaceably slid through the fixed ring body and is provided with sliding holes in the fixed ring body. The inner fitting space of the fitting cover body and the positioning fitting ring flange are positioned relative to each other. The ratchet wrench is provided with an actuating end on the fitting seat portion of the mobile fitting seat body, and a ratchet wheel is provided in the actuating end, and the ratchet wheel is fixed with a C-shaped buckle, and the ratchet wheel is provided with a driving hole. The driving hole is provided with an annular positioning and fixing portion near the top edge. The fixing ring of the anti-detachment quick-release assembly is positioned and fixed to the annular positioning and fixing portion of the ratchet wheel of the ratchet wrench. The external component is accommodated at the actuating end of the ratchet wrench. The driving hole of the ratchet wheel simultaneously pushes the sliding shaft set on the sliding shaft seat of the moving fitting seat body, causing it to move upward relative to the sliding punching holes set on the fixed ring body, and the moving fitting seat body The fitting seat part resists the flange of the positioning fitting ring after being displaced in the inner fitting space, and the external component is magnetically attracted and fixed by the magnetic column of the fixing hole provided in the fixing ring body of the anti-detachment quick-release assembly.

In a preferred embodiment, the outer surface of the fitting cover of the anti-take-off and quick-release set is provided with anti-skid embossing, and the anti-skid embossing is arranged in a straight, diagonal or cross pattern to increase the convenience of operation and use. , in order to achieve good functionality.

In a preferred embodiment, the magnetic posts embedded in the fixing holes of the fixing ring body of the anti-detachment quick-release assembly are powerful magnet posts to provide stable magnetic attraction and achieve good functionality.

In a preferred embodiment, the external component is a ratchet bushing or a screw lock, which improves the diversity of operations and uses and achieves good functionality.

In a preferred embodiment, the thickness of the fixed ring body of the anti-detachment quick-release assembly is A, and the length of the sliding shaft of the mobile fitting seat body is B, and the length B of the sliding shaft is greater than the thickness A of the fixed ring body. , so that the sliding shaft of the mobile fitting base body can slide longitudinally relative to the sliding holes set in the fixed ring body without falling off, so as to provide stability of the function and achieve good functionality.

In a preferred embodiment, when the fitting seat portion of the mobile fitting seat body of the anti-take-off quick-release assembly is pressed, the fitting seat portion is displaced relative to the fitting space set in the fitting cover body, and at the same time, the mobile fitting seat portion is moved The sliding shaft set in the sliding shaft seat of the fitting seat body moves downward, passes through the sliding holes set in the fixed ring body, and pushes against the external component and is magnetically attracted by the magnetic column away from the fixing hole set in the fixed ring body. The external component is separated from the driving hole of the ratchet on the actuating end of the ratchet wrench, providing the convenience of quick disassembly and removal to achieve optimal functionality.

With the cooperation of the anti-take-off quick-release group, the ratchet wrench and the external components, the anti-take-off quick-release group is provided with a fixed ring body, a movable fitting base body and a wear-made fitting cover body, and the movable fitting base body is opposite to the The fixed ring body can be moved up and down in the body of the wear-fitting cover, and the fixed ring body is magnetic. There is a ratchet wheel in the actuating end of the ratchet wrench, and the anti-falling quick release group is fixed on one side of the ratchet wheel. When the external component is inserted into the ratchet, it can be magnetically adsorbed and fixed by the fixed ring body, and can move the fitting base body relative to the fixed ring body by pressing, pushing the external component into the ratchet wheel, and will not be detached and damaged under external force. The overall structure has good assembly stability and can be disassembled and removed quickly and easily to achieve structural stability and safe use.

10: Anti-removal quick release set

11: Fixed ring body

110: Sliding hole making

111:Fixing hole

111A:Magnetic column

12:Mobile fitting base body

120: Sliding shaft seat part

120A: Sliding shaft

121: fitting seat

13: Wear the cover body

130: Inner fitting space

131: Positioning ring flange

132: Anti-slip embossing

20:ratchet wrench

21:Actuating end

210:ratchet

210A: Driving hole

210B: Ring positioning and fixing part

211:C type buckle

30:Quick release device

31:Magnetic ring

32: Pressed parts

33: Outer cover

40:External components

[Fig. 1] is a reference diagram of the three-dimensional combination state of the ratchet wrench and the external ratchet bushing anti-detachment and quick-release structure of the present invention.

[Figure 2] is a three-dimensional exploded reference diagram of the ratchet wrench and the external ratchet bushing anti-detachment and quick-release structure of the present invention.

[Fig. 3] is a side cross-sectional state reference diagram of the ratchet wrench and the external ratchet bushing anti-detachment and quick-release structure of the present invention.

[Figure 4] is a reference diagram of the ratchet bushing actuating state of the ratchet bushing assembly of the external assembly of the ratchet wrench and the external ratchet bushing anti-detachment quick-release structure of the present invention.

[Fig. 5] is a reference diagram of the screw lock actuation state of the assembled external assembly of the ratchet wrench and the external ratchet bushing anti-detachment and quick-release structure of the present invention.

[Fig. 6] is a reference diagram of the anti-detachment and quick-detachment assembly of the anti-detachment and quick-detachment assembly of the ratchet wrench and the external ratchet bushing according to the embodiment of the present invention. The outer surface of the fitting cover is provided with anti-skid embossing.

[Fig. 7] is a reference diagram of the cross-sectional state of the quick-release structure of a conventional ratchet wrench and an external ratchet bushing anti-falling quick-release structure of the present invention.

In order to enable you, the review committee, to further understand the structure, characteristics and other purposes of the present invention, the following preferred embodiments are described in detail with drawings. However, the embodiments illustrated in the illustrations are for illustrative purposes only. It is not the only limitation on patent applications.

Please refer to Figures 1 to 4, which are reference diagrams of the ratchet wrench and the external ratchet bushing anti-detachment and quick-release structure of the present invention in a three-dimensional assembled state, a three-dimensional disassembled state, a side view cross-sectional state, and a side view cross-section assembly external component operating state. The system includes: an anti-off quick release group 10. The anti-off quick release group 10 is provided with a fixed ring body 11, a movable fitting seat body 12 and a wear fitting cover body 13. The fixed ring body 11 is spaced apart. A number of sliding holes 110 are provided, and a fixing hole 111 is respectively provided between the sliding holes 110 on the bottom side of the fixed ring body 11, and the fixing holes are A magnetic column 111A is fixedly embedded in 111. The movable fitting seat body 12 is provided in a hollow shape, and the movable fitting seat body 12 is integrally provided with a sliding shaft seat part 120 and a fitting seat part 121, and the sliding shaft seat part There are several sliding shafts 120A spaced at intervals on the bottom side of 120. The fitting cover 13 is provided with an inner fitting space 130, and the top side of the fitting cover 13 is provided with a positioning fitting ring flange 131, and the fitting cover 13 is provided with a positioning ring flange 131. The sliding shaft 120A of the sliding shaft seat part 120 of the mobile fitting base body 12 is displaceably slid through and is provided in the sliding punching hole 110 provided in the fixed ring body 11. The sliding shaft 120A is disposed inside the fitting cover body 13. The fitting space 130 and the positioning fitting ring flange 131 are relatively positioned to fit into the fitting seat 121 provided on the movable fitting seat body 12; a ratchet wrench 20, the ratchet wrench 20 is provided with an actuating end 21, and the actuating end 21 is provided with a ratchet wrench 20. There is a ratchet 210 in the end 21, and the ratchet 210 is fixed with a C-shaped buckle 211, and the ratchet 210 is provided with a driving hole 210A, and the driving hole 210A is provided with an annular positioning and fixing part 210B near the top edge, which prevents it from falling off. The fixed ring body 11 of the quick release group 10 is positioned and fixed to the annular positioning and fixing portion 210B of the ratchet wheel 210 of the ratchet wrench 20; and an external component 40 is accommodated in the actuating end 21 of the ratchet wrench 20. In the driving hole 210A of the ratchet 210.

Through the cooperation of the above structures, the anti-detachment and quick-release structure of the ratchet wrench and the external ratchet bushing of the present invention is completed.

Please refer to Figures 1 to 4, which are reference diagrams of the ratchet wrench and the external ratchet bushing anti-detachment and quick-release structure of the present invention in a three-dimensional assembled state, a three-dimensional disassembled state, a side view cross-sectional state, and a side view cross-section assembly external component operating state. The fixed ring body 11 of the quick-release anti-detachment group 10 is positioned and fixed to the annular positioning and fixing portion 210B of the ratchet wheel 210 of the ratchet wrench 20. The external component 40 is accommodated in the ratchet wheel 210 of the actuating end 21 of the ratchet wrench 20. In the driving hole 210A, the sliding shaft 120A set in the sliding shaft seat 120 of the mobile fitting base body 12 is pushed at the same time, so that it moves upward relative to the sliding punching hole 110 set in the fixed ring body 11 Move, and the fitting seat portion 121 of the moving fitting seat body 12 is displaced in the inner fitting space 130 and then resists the positioning fitting ring flange 131, and the external component 40 is also protected by the anti-detachment quick release assembly 10 The magnetic post 111A of the fixing hole 111 provided in the fixed ring body 11 is magnetically attracted and fixed by the cooperation of the anti-detachment quick-release group 10, the ratchet wrench 20 and the external component 40. The anti-detachment quick-release group 10 is provided with a fixed ring body 11, a The movable fitting base body 12 and a threaded fitting cover body 13 are disposed in the threaded fitting cover body 13 , and the movable fitting base body 12 can move up and down relative to the fixed ring body 11 , and the fixed ring body 11 is magnetic, and the actuating end 21 of the ratchet wrench 20 is provided with a ratchet 210. The anti-detachment quick release group 10 is fixed on one side of the ratchet 210. When the external component 40 is inserted into the ratchet 210, it can be fixed by the fixed ring 11. It is magnetically adsorbed and fixed, and can move the fitting seat body 12 relative to the fixed ring body 11 by pressing, pushing against the external component 40 and inserting the ratchet 210. It will not be detached and damaged under external force, and the overall structure has good assembly stability. Quick and easy disassembly and removal to achieve structural stability and safe use.

Please refer to Figure 6, which is a reference diagram of the anti-take-off quick-release assembly of the ratchet wrench and the external ratchet bushing anti-take-off quick-release structure according to an embodiment of the present invention. The outer side of the fitting cover is provided with anti-skid embossing. In the preferred embodiment, the outer surface of the fitting cover 13 of the anti-take-off quick-release assembly 10 is provided with anti-skid embossing 132, and the anti-skid embossing 132 is arranged in a straight pattern, diagonal pattern or cross pattern to increase ease of operation. Convenience to achieve good functionality.

Please refer to Figure 2, which is a three-dimensional exploded reference view of the anti-removal and quick-release structure of the ratchet wrench and the external ratchet bushing of the present invention. In a preferred embodiment, the fixed ring body 11 of the anti-removal quick-release assembly 10 The magnetic pillar 111A embedded in the fixing hole 111 is a powerful magnet pillar to provide stable magnetic attraction to achieve good functionality.

Please refer to Figures 4 and 5, which are a side view of the ratchet wrench and an external ratchet bushing anti-detachment and quick-release structure of the present invention, the ratchet bushing actuating state and the side view of the assembled external component. Referring to the diagram of the operating state of the screw lock, in a preferred embodiment, the external component 40 is a ratchet bushing or a screw lock, which improves the diversity of operations and uses and achieves good functionality.

Please refer to Figures 2 and 3, which are reference views of the three-dimensional exploded state and side cross-sectional state of the ratchet wrench and the external ratchet bushing anti-removal quick-release structure of the present invention. In a preferred embodiment, the anti-removal quick-release structure The thickness of the fixed ring body 11 of group 10 is A, and the length of the sliding shaft 120A of the movable fitting seat body 12 is B. The length B of the sliding shaft 120A is greater than the thickness A of the fixed ring body 11, so that the movable fitting seat body The 12-number sliding shaft 120A can slide longitudinally relative to the number of sliding holes 110 provided in the fixed ring body 11 without falling off, so as to provide stability and achieve good functionality.

Please refer to Figures 2 to 5, which are the three-dimensional disassembled state, the side cross-sectional state, the ratchet bushing operating state of the assembled external assembly of the ratchet wrench and the external ratchet bushing quick-release structure of the present invention, and the side view. Refer to the diagram of the action state of the screw lock of the cross-section assembly of the external component. The fitting seat 121 is set on the mobile fitting seat 12 of the anti-removal quick-release assembly 10, so that the fitting seat 121 is relatively inserted into the fitting cover 13. The fitting space 130 set inside is displaced, and at the same time, the sliding shaft 120A set in the sliding shaft seat portion 120 of the mobile fitting base body 12 is displaced downward, passes through the sliding punching hole 110 set in the fixed ring body 11, and is pushed The magnetic post 111A of the external component 40 away from the fixing hole 111 of the fixed ring body 11 is magnetically attracted, so that the external component 40 is separated from the driving hole 210A of the ratchet 210 provided on the actuating end 21 of the ratchet wrench 20, providing the convenience of quick disassembly and removal. properties to achieve good functionality.

To sum up, the present invention can indeed achieve the above-mentioned functions and purposes. Therefore, the present invention should meet the requirements for patent application and the application should be filed in accordance with the law.

10: Anti-removal quick release set

20:ratchet wrench

Claims (6)

A ratchet wrench and an external ratchet bushing anti-removal quick-release structure, which includes: # An anti-removal quick-release group, the anti-removal quick-release group is provided with a fixed ring body, a movable fitting seat body and a threading sleeve When closing the cover body, the fixed ring body is provided with several sliding holes at intervals, and a fixed hole is respectively provided between the sliding holes on the bottom side of the fixed ring body, and a magnetic column is fixedly embedded in the fixed hole. The movable fitting seat body is hollow, and the movable fitting seat body is integrally provided with a sliding shaft seat part and a fitting seat part, and several sliding shafts are spaced at intervals on the bottom side of the sliding shaft seat part, and the sliding fitting cover is The body is provided with an inner fitting space, and the top side of the fitting cover body is provided with a positioning fitting ring flange, and the sliding shaft seat of the movable fitting seat body is provided with a plurality of sliding axes, which are displaceable and sliding. A number of sliding holes are made in the fixed ring body, and the inner fitting space and the positioning fitting ring flange of the fitting cover are relatively positioned and fitted to the fitting seat set on the movable fitting seat body. ; A ratchet wrench, the ratchet wrench is provided with an actuating end, a ratchet is provided in the actuating end, and the ratchet is fixed with a C-shaped buckle, and a driving hole is provided in the ratchet, and a driving hole is provided near the top edge of the ratcheting wrench. An annular positioning and fixing part, the fixing ring body of the anti-detachment quick release group is positioned and fixed on the annular positioning and fixing part of the ratchet wheel of the ratchet wrench; and an external component, the external component is a ratchet bushing or a screw lock, and The external component is accommodated in the driving hole of the ratchet wheel provided at the actuating end of the ratchet wrench. The ratchet wrench and external ratchet bushing anti-removal quick-release structure as described in claim 1, wherein the anti-removal quick-release assembly is provided with anti-slip embossing on the outer surface of the fitting cover. The ratchet wrench and the external ratchet bushing anti-detachment and quick-release structure as described in claim 1, wherein the magnetic posts embedded in the fixing holes of the fixed ring body of the anti-detachment quick-release set are powerful magnet posts. The ratchet wrench and external ratchet bushing anti-detachment and quick-release structure as described in claim 1, wherein the thickness of the fixed ring body of the anti-detachment quick-detachment group is A, and the length of the sliding shaft of the moving fitting seat body is B ,That The length B of the sliding shaft is greater than the thickness A of the fixed ring body, so that the sliding shaft that moves and fits the base body can slide longitudinally relative to the sliding holes set in the fixed ring body without falling off. The ratchet wrench and the external ratchet bushing anti-detachment and quick-release structure as described in any one of claims 1 to 4, wherein the fixed ring body of the anti-detachment quick-release group is positioned and fixed to the annular shape of the ratchet wheel of the ratchet wrench. Positioning and fixing part, this external component is accommodated in the driving hole of the ratchet provided on the actuating end of the ratchet wrench, and at the same time pushes against the sliding shaft provided in the sliding shaft seat part of the mobile fitting seat body, so that it is relatively fixed to the position of the ring body Several sliding holes are displaced upward, and the fitting seat portion of the mobile fitting seat body is displaced in the inner fitting space and resists the positioning fitting ring flange, and the external component is protected by the anti-take-off quick-release assembly. The magnetic pillars in the fixing holes of the fixed ring body are magnetically attracted and fixed. The ratchet wrench and the external ratchet bushing anti-take-off and quick-release structure as described in any one of claims 1 to 4, wherein the fitting seat portion of the mobile fitting seat body of the anti-take-off quick-release group is provided to enable the fitting The seat portion is displaced relative to the fitting space set in the body of the fitting cover, and at the same time, the sliding shaft set in the seat portion of the moving fitting seat body is displaced downward, passing through the sliding punching holes set in the fixed ring body. It also pushes the external component away from the magnetic column of the fixing hole provided in the fixed ring body and is magnetically attracted, causing the external component to disengage from the driving hole of the ratchet wheel provided at the actuating end of the ratchet wrench.

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