TWM535624U - Alternate-direction positioning structure of replaceable-type ratchet wheel screwdriver - Google Patents

Description

Replaceable ratchet screwdriver commutation positioning structure improvement

This creation is about a "replacement of the reversible positioning structure of the replaceable ratchet screwdriver", especially a ratchet screwdriver that can be idling in one direction.

In view of the shortcomings of the traditional screwdriver tool whose grip and the driver shaft are mostly fixed in one piece, the creator developed a ratchet screwdriver that can switch the rotation direction, and its structural type is like the national patent certificate number. No. I415718 (as attached) includes: a handle (1), the front end of the handle (1) is provided with a fastening member (10), and the handle (1) is provided with a perforation ( 11), the end of the handle (1) is provided with a chamber (12); a sub-bar (2) is inserted at the front end of the handle (1), and the driver rod (2) is fastened Made of metal material, the front end of the driver rod body (2) is provided with a working end (21), and the rear end of the rod body (2) is provided with a plug end (22), and the rod of the rod rod (2) The body is provided with a positioning slot (23) for fastening the fastening component (10) of the handle (1), and a ratchet switching device (3) is disposed on the handle (1) in the chamber (12), the ratchet switching device (3) is provided with a body (30), the seat body (30) is provided with a receiving groove (300), and the seat body (30) is opposite Each of the two sides is provided with a groove (301), and a groove is provided at the end of the seat (30) (3) 04), a plurality of positioning slots (305) are disposed on one side of the recess (304), and a slot (306) is disposed in the recess (304), the slot (306) The locating slot (300) is connected to the accommodating slot (300), and the connecting base (31) is disposed in the accommodating slot (300) of the base body (30), and the connecting base (31) is provided with an alcove (310). A through hole (311) is disposed on the connecting seat (31), a screwing member (312) is disposed in the through hole (311), and a shaft hole (313) and a shaft hole are disposed on each side of the connecting seat (31) The blocking body (314) and the two clamping blocks (32) (33) are oppositely disposed on two sides of the connecting seat (31), and the two clamping blocks (32) (33) are provided with spines on the corresponding wall surface a tooth (320) (330), one end of the two clamping block (32) (33) is provided with a shaft (321) (331), and the supporting shaft (321) (331) is inserted into the connecting seat (31) In the shaft hole (313), the latching block (32) (33) is blocked by the blocking body (314) of the connecting base (31), and a positioning seat (34) is disposed on the connecting base (31) The recessed chamber (310) is located in the receiving groove (300) of the base body (30). The positioning seat (34) is provided with a receiving groove (340), and the positioning seat (34) is opposite to the second Each of the side faces is provided with a groove (341). The positioning seat (34) is provided with a through hole (342), and a spring piece (35) is disposed in the receiving groove (340) of the positioning seat (34), the elastic piece (35) Each of the two ends is provided with a resisting end (350) (351), and the resisting end (35) 0) (351) is for resisting the two clamping blocks (32) (33), and the two positioning pieces (36) are respectively disposed in the receiving slots (300) of the base body (30), a ratchet (37) ) is disposed in the receiving groove (300) of the seat body (30), and a ratchet (370) is arranged on the wall surface of the ratchet wheel (37), and the ratchet tooth (370) is provided for the two latching block ( 32) The ratchet (320) (330) of (33) is engaged, and one end of the ratchet (37) is provided with a positioning recess (371) for inserting the plug end (22) of the driver rod body (2), The other end of the ratchet (37) is provided with a protruding post (372). The protruding post (372) is disposed through the through hole (342) of the positioning seat (34), and the protruding post (372) is provided with a ring groove ( 373), a buckle (374) is fastened in the ring groove (373), the ratchet wheel (37) is assembled with the positioning seat (34), and a switching button (38) is attached to the seat In the recess (304) of the body (30), the switching button (38) is connected to the connecting seat (31), and a positioning inlay (380) is disposed on the wall surface of the switching button (38). The body (380) is embedded in one of the seat bodies (30) Inside the slot (305).

However, after the developer created the creation case, he was not complacent, and continued to think about R&D in the spirit of excellence, striving to make this structural feature more vivid and easy to use; During the process, it was found that the ratchet switching device (3) in the above-mentioned prior structure has many components, and the design of each component is relatively complicated. The system will increase the difficulty of assembly, and the production cost is also high, when in steering control. It is also because the power of control needs to be transmitted through a number of complex components, so that the accuracy of its actions will be greatly reduced.

Therefore, the person who wants to reveal this creation is a new type of structural designer who has made improvements and breakthroughs in the shortcomings of the creator's related previous case structure.

It is mainly for the ratcheting device in which the ratcheting screwdriver of the conventionally switchable rotation direction previously developed by the present author has many components, and the design of each component is relatively complicated to solve the problem.

The present invention provides an improved ratchet screwdriver reversing positioning structure, comprising: a handle, a sub-rod body, and a ratchet switching device disposed in the handle pocket, and the ratchet switching device is a Body, a switch button, a linkage block, a positioning seat, two card blocks, two springs, A ratchet wheel is combined with a limiting block, wherein a front end of the handle is provided with a perforation, a fastening member is mounted on the front end portion, and a receiving groove is recessed in the rear end. The driver rod body is made of a metal material and the outer package is Covered with insulating plastic, only the working end of the front metal is exposed, the rear end of the rod body is provided with a plug end, and the rod body is provided with a positioning recess, so that the kick rod body can be inserted into the perforation at the front end of the handle, and then positioned The slot provides a fastening position of the buckle of the handle, the base has a bottom, and the bottom protrudes forwardly with two sides, and the two sides are separated by a dodge channel, and the bottom and the two sides are used. The connection of the wall surrounds, and a cavity with a front end opening is formed inside the seat body, and an opposite first joint portion is disposed on the two side walls, and an opening in the center of the bottom portion is provided in the bottom center. Each of the upper and lower portions is connected with a resilient clamping jaw, a positioning recess is formed on one side, and a limiting retaining edge is protruded from each side of the positioning concave portion. The switching button is abutted against the rear end of the bottom, and is inserted by a protruding post. In the opening of the seat body, the protrusion is upper and lower relative Each of the elastic jaws protrudes from a clamping block, and the outer circumference is provided with a positioning inlay which is normally disposed in the positioning concave portion, and the linking block is provided with a forwardly extending two pressing rod, and the linking block is placed in the seat body. The chamber is combined with the protruding post of the switching button in the chamber, the positioning seat has a connecting bottom plate and two side plates, and a bottom plate is further extended on the upper and lower sides of the bottom plate, and a through hole is formed in the center, A shaft hole is arranged at each side of the bottom plate, and a long hole is provided at each of the other sides to extend to the cover. The corresponding wall of the second block has ratchet teeth and one end has a shaft. The two shafts are respectively inserted into the shaft hole of the positioning seat, and a spring is respectively supported between the two shielding pieces and the two clamping pieces, the outer circumference of the ratchet wheel is provided with ratchet teeth, and the front end is provided with a rod for inserting the rod The positioning slot is inserted into the end, and the rear end protrudes from a protruding post with a ring groove. The ratchet is a through hole extending through the center of the positioning seat by the protruding post, so that the ratchet can buckle through the buckle through the buckle. Produce a knot with the positioning seat After the fastening, the positioning seat, the clamping block, the combination of the spring and the ratchet are put into the inner chamber by the opening of the front end of the seat body, so that the pressing rod of the linking block can pass through the long hole of the positioning seat. The 俾 is opposite to the two 掣 , block, the center of the limiting block is provided with a through hole, and the two side walls are provided with a second joint portion, the limit block is provided with a ratchet through hole through the hole, and the raft is opened through the dodging passage, The limiting block can smoothly insert into the cavity inside the seat body, and after the insertion, the fixing portion of the first joint portion and the second joint portion can be used to fix the limit block on the seat body, and the seat body, The combination of the switching button, the linkage block, the positioning seat, the clamping block, the spring, the ratchet, and the limiting block is loaded into the receiving groove from the rear end of the handle, so that the utility model can provide the driver rod with the positioning groove of the ratchet during use. The plug end of the body is inserted, thereby obtaining a replaceable ratchet screwdriver reversing positioning structure improver.

The present invention provides an improved ratcheting screwdriver reversing positioning structure, and the ratchet switching device can simplify the design of each component without increasing the number of components, and directly controls the linkage block by the switching knob to perform the clamping block on the clamping block. Pressing, the interlocking between components can be simpler and more effective, so as to greatly improve the accuracy of the action.

This creative part:

(10) ‧‧‧Handle

(101)‧‧‧Perforation

(102) ‧‧‧ 容容

(11)‧‧‧Deductions

(20) ‧‧‧ screwdriver shaft

(21)‧‧‧Insulating plastic

(22) ‧‧‧Working end

(23)‧‧‧ Plug-in

(24) ‧‧‧ positioning slot

(30)‧‧‧ratchet switching device

(31) ‧ ‧ ‧ body

(311) ‧‧‧ bottom

(312)‧‧‧ 边边

(313)‧‧‧Dashing channel

(314) ‧‧ ‧ room

(315) ‧ ‧ first joint

(316) ‧‧‧ Opening

(317)‧‧‧Flexible jaws

(318) ‧‧‧ positioning recess

(319)‧‧‧Limited retaining edge

(32)‧‧‧Switch button

(321)‧‧‧Bump

(322)‧‧‧Clamps

(323)‧‧‧ Positioning inlays

(33) ‧‧‧ linkage blocks

(331)‧‧‧Press

(34) ‧‧‧ Positioning Block

(341)‧‧‧floor

(342)‧‧‧ side panels

(343)‧‧‧

(344)‧‧‧through holes

(345)‧‧‧Axis hole

(346)‧‧‧ long holes

(35) ‧‧‧ card block

(351)‧‧‧ ratchet

(352) ‧ ‧ fulcrum

(36) ‧ ‧ spring

(37)‧‧‧ ratchet

(371)‧‧‧ Ratchets

(372)‧‧‧ Positioning slot

(373)‧‧‧Bump

(38) ‧‧‧ Limit Blocks

(381) ‧‧‧through holes

(382)‧‧‧Second joint

The first picture: a three-dimensional combination of the creation.

The second picture: is a three-dimensional exploded view of the creation.

The third picture: a three-dimensional exploded view of another angle of the creation.

The fourth picture: the detailed part of the creation of the ratchet switching device.

Figure 5: A combined sectional view of the creation.

Figure 6: A-A section view of the fifth picture of this creation.

Figure 7: B-B section view of the fifth figure of this creation.

The eighth picture is a usage state diagram in which the creation switching button is shifted to one side.

The ninth picture is a state diagram of the use of a card block and a ratchet.

The tenth figure is a usage state diagram in which the creation switching button is shifted to the other side.

Figure 11: This is a state diagram of the use of another card block and the ratchet.

In order to enable your review committee to have a better understanding and understanding of the purpose, characteristics and efficacy of this creation, please follow the [Simplified description of the drawings] to enumerate the examples. For details, please refer to the first figure to the first 7 is a view showing a handle (10), a sub-rod (20), and a ratchet switching device (30) disposed in the handle (10) of the handle (10), and The ratchet switching device (30) is composed of a body (31), a switching button (32), a linkage block (33), a positioning seat (34), two clamping blocks (35), two springs (36), A ratchet wheel (37) is combined with a limiting block (38), wherein a front end of the handle (10) is provided with a through hole (101), a front end portion is provided with a fastening member (11), and a rear end is recessed with a receiving body. The groove (102), the driver rod body (20) is made of a metal material and is externally covered with an insulating plastic (21), and only the front end metal working end (22) is exposed, and the rear end of the driver rod body (20) The insertion end (23) is provided with a positioning slot (24) on the rod body, so that the driver rod body (20) can be inserted at the front end of the handle (10). After the hole (101), the positioning piece (24) is used to provide the fastening member (11) of the handle (10) for holding and positioning, the seat body (31) has a bottom portion (311), and the bottom portion (311) extends forward. There are two side walls (312), and the upper and lower walls (312) are separated by a dodging channel (313), and are connected by the connection of the bottom (311) and the two side walls (312), and can also be seated. The body (31) is internally formed with a front opening chamber (314), the two side walls (312) are provided with opposite first joint portions (315), and the bottom portion (311) is provided with a consistent chamber ( 314) an opening (316), the opening (316) is connected with a resilient jaw (317) on each of the upper and lower sides, a positioning recess (318) is formed on one side, and two sides of the positioning recess (318) are respectively A limit retaining edge (319) is protruded, and the switching button (32) is abutted against the rear end of the bottom portion (311), and is inserted into the opening (316) of the base body (31) by using a protruding post (321). The protrusion (321) protrudes from the elastic jaws (317) with a clamping block (322), and the outer circumference is provided with a positioning inlay (323) which is normally inserted in the positioning recess (318), and is linked. The block (33) is provided with a forwardly extending two pressing rods (331), and the linking block (33) is a chamber (314) placed in the seat body (31). The 俾 is combined with the protrusion (321) of the switching knob (32) in the chamber (314), the positioning seat (34) has a bottom plate (341) and two side plates (342) connected to each other, and the bottom plate (341) Each of the upper and lower sides is further provided with a shielding piece (343), and a through hole (344) is formed in the center. The through hole (344) is provided with a shaft hole (345) at each of the upper side and the lower side of the bottom plate (341). The other side of the position is provided with a long hole (346) extending to the cover (343), the corresponding wall of the two clamping block (35) is provided with a ratchet (351), and one end is provided with a shaft (352). The two shafts (352) are respectively inserted into the shaft hole (345) of the positioning seat (34), and a spring is supported between the two shielding pieces (343) and the two clamping pieces (35). The ratchet (37) is provided with a ratchet (371) on the outer circumference, and a front positioning slot (372) for inserting the insertion end (23) of the driver rod body (20) is provided at the front end, and a ring groove is protruded from the rear end. a stud (373), the ratchet (37) is a through hole (344) extending through the center of the positioning seat (34) by a stud (373), allowing the ratchet (37) to pass through the buckle to the ring groove The buckle is combined with the positioning seat (34), and the front end of the seat body (31) is assembled together with the combination of the positioning seat (34), the clamping block (35), the spring (36) and the ratchet (37). The opening is placed in the inner chamber (314), so that the pressing rod (331) of the linking block (33) can pass through the long hole (346) of the positioning seat (34), and the 俾 and the two 掣 block (35) remain. In contrast, the center of the limiting block (38) is provided with a through hole (381), and the side walls of the two sides are provided with a second engaging portion (382), and the limiting block (38) is provided with a ratchet (37) through the through hole (381). Through the opening, the restriction block (38) can be smoothly inserted into the chamber (314) inside the seat body (31) through the opening of the dodge channel (313), and the first joint portion can be utilized after being inserted ( 315) fixing the second joint portion (382), fixing the limit block (38) on the seat body (31), and the seat body (31), the switch button (32), the linkage block (33), The combination of the positioning seat (34), the clamping block (35), the spring (36), the ratchet (37), and the limiting block (38) is loaded into the receiving slot (102) from the rear end of the handle (10). The plug-in end (23) of the driver shaft (20) can be provided by the positioning slot (372) of the ratchet (37) during use.

The present invention provides an improved ratcheting screwdriver reversing positioning structure, wherein the rear end of the seat body (31) is provided with a groove, and the groove provides a switching knob (32).

The present invention provides an improved ratcheting screwdriver reversing positioning structure, wherein the first engaging portion (315) and the second engaging portion (382) are provided in cooperation with the buckle block and the buckle groove.

The present invention provides an improved ratcheting screwdriver reversing positioning structure, wherein at least one side wall (312) of the seat body (31) is provided with a locking member that locks into the side plate (342) of the positioning seat (34), and the lock The solid component is a screw.

In actual use, the buckle member (11) of the handle (10) is pressed to form a trip state, and the driver shaft (20) of the different working end (22) can be replaced according to the need to replace the driver shaft (20). (20) The outer insulating plastic (21) provides excellent insulation during gripping operation. When using the ratchet screwdriver to lock the object, just switch the switch button (32) to one side. Do the transition (please view it as shown in the eighth or tenth figure), so that the positioning inlay (323) of the switching button (32) can be separated from the positioning recess (318) and pass over the limiting edge of the same side ( 319), in order to produce a clear gear sense, and then clamping the clamping block (322) on the side with the elastic jaws (317), so that the pressing bar (331) on the side can be engaged with the clamping block (35) Far away, the card block (35) can be supported by the spring (36), with the ratchet (351) engaging the ratchet (371) of the ratchet (37), and the other side of the presser (331). The end of the other latching block (35) with the ratchet (351) can be pressed up, and does not make contact with the ratchet (371) of the ratchet (37) (please also be shown by the ninth or eleventh In this way, the handle (10) can be idling in the reverse rotation, so that the ratchet driver does not need to be pulled away from the object to be screwed, or the handle (10) is released. It can continue to rotate quickly in the same direction, which will be more convenient and labor-saving. It can prevent the object from falling when the ratchet driver pulls away and re-locks, in order to achieve the specific effect of fast operation.

With the structure of the above specific embodiment, the following benefits can be obtained: the ratchet switching device (30) can simplify the design of each component without increasing the number of components, and directly control the linkage block by using the switching knob (32) ( 33) Pressing the clamping block (35) with the pressing rod (331) makes the interlocking between the components simpler and more effective, so as to greatly improve the accuracy of the movement.

In summary, this creation has indeed achieved a breakthrough structural design, with improved creative content, while at the same time achieving industrial use and progress, and this creation has not been seen in any publication, but also novel, when In accordance with the provisions of the relevant laws and regulations of the Patent Law, a new type of patent application is filed according to law, and the examination authority of the bureau is required to grant legal patent rights.

Only the above-mentioned ones are only preferred embodiments of the present invention, and the scope of the implementation of the creation cannot be limited by them; that is, the equal changes and modifications made by the applicants in accordance with the scope of the patent application for this creation should still belong to the creation. Within the scope of the patent.

(30)‧‧‧ratchet switching device

(31) ‧ ‧ ‧ body

(311) ‧‧‧ bottom

(312)‧‧‧ 边边

(313)‧‧‧Dashing channel

(314) ‧‧ ‧ room

(315) ‧ ‧ first joint

(316) ‧‧‧ Opening

(317)‧‧‧Flexible jaws

(318) ‧‧‧ positioning recess

(319)‧‧‧Limited retaining edge

(32)‧‧‧Switch button

(321)‧‧‧Bump

(322)‧‧‧Clamps

(323)‧‧‧ Positioning inlays

(33) ‧‧‧ linkage blocks

(331)‧‧‧Press

(34) ‧‧‧ Positioning Block

(341)‧‧‧floor

(342)‧‧‧ side panels

(343)‧‧‧

(344)‧‧‧through holes

(345)‧‧‧Axis hole

(346)‧‧‧ long holes

(35) ‧‧‧ card block

(351)‧‧‧ ratchet

(352) ‧ ‧ fulcrum

(36) ‧ ‧ spring

(37)‧‧‧ ratchet

(371)‧‧‧ Ratchets

(372)‧‧‧ Positioning slot

(373)‧‧‧Bump

(38) ‧‧‧ Limit Blocks

(381) ‧‧‧through holes

(382)‧‧‧Second joint

Claims (6)

An improved ratchet driver reversing positioning structure comprises: a handle, a sub-rod body, and a ratchet switching device disposed in a pocket of the handle, and the ratchet switching device is a body, A switch button, a linkage block, a positioning seat, a two-clamp block, two springs, a ratchet wheel and a limiting block are combined, wherein: a front end of the handle is provided with a perforation, and a front end portion is provided with a fastening member, the rear end The recessed body has a receiving groove; the front end of the driver rod body is provided with a working end, the rear end is provided with a plugging end, and the rod body is provided with a positioning engaging groove, so that the kick rod body can be inserted into the perforation at the front end of the grip, and then the positioning slot is positioned The fastening member of the handle is provided with a fastening position; the base body has a bottom portion, and the bottom portion protrudes forwardly with two side walls, and the two side walls are separated by a dodging passage, and the bottom and the two side walls are used. The connecting surround can also form a cavity with a front end opening inside the seat body, a first joint portion on the two side walls, and an opening in the center of the bottom portion in the bottom of the bottom hole. Each of the lower joints has a resilient jaw, and one side is formed with Positioning the concave portion, and each of the two sides of the positioning concave portion has a limiting retaining edge, the switching button is abutted against the bottom rear end, and the protruding portion is inserted into the opening of the seat body by a protrusion, the upper and lower sides of the protruding column are opposite to Each of the elastic jaws protrudes from a clamping block, and the outer circumference is provided with a positioning inlay which is normally disposed in the positioning concave portion, and the linking block is provided with a forwardly extending two pressing rod, and the linking block is placed in the seat body. The chamber is combined with the protrusion of the switch button in the chamber, the positioning seat has a bottom plate and two side plates connected to each other, and a cover sheet is extended on the upper and lower sides of the bottom plate. There is a through hole in the central end, and a through hole is arranged on the upper side of the bottom plate at the side of the bottom plate, and a long hole is arranged on the other side to extend to the cover, and the corresponding wall of the second card block The ratchet teeth are provided with one shaft at one end, and the two shafts are respectively inserted into the shaft holes of the positioning seat, and a spring is respectively supported between the two shielding pieces and the two clamping pieces, and the outer circumference of the ratchet wheel is provided with ratchet teeth. The front end is provided with a positioning recess for inserting the plug end of the driver rod body, and the rear end protrudes with a convex column with a ring groove, the ratchet wheel is a through hole extending through the center of the positioning seat by the protruding post, allowing the ratchet The buckle of the ring groove can be combined with the positioning seat through the buckle, and after the fastening, the combination of the positioning seat, the clamping block, the spring and the ratchet is put into the inner chamber by the opening of the front end of the seat body, so that The pressing rod of the linking block can pass through the long hole of the positioning seat, and the cymbal is opposite to the two clamping block. The center of the limiting block is provided with a through hole, and the side walls of the two sides are provided with a second joint portion, and the limiting block is utilized. The ratchet insertion is provided through the hole, and the opening of the escaping passage can smoothly pass through the inside of the seat body through the opening of the dodging passage. By inserting, after the insertion, the fixing portion of the first joint portion and the second joint portion can be used to fix the limit block on the seat body, and the seat body, the switch button, the linkage block, the positioning seat, and the card block The combination of the spring, the ratchet and the limiting block is inserted into the receiving groove from the rear end of the handle, so as to provide the insertion end of the driver rod with the positioning groove of the ratchet when in use. The replaceable ratchet screwdriver reversing positioning structure according to claim 1 is characterized in that the driver rod body is made of a metal material and is externally covered with an insulating plastic, and only the working end of the front end metal is exposed. The replaceable ratchet driver reversing positioning structure according to claim 1 is characterized in that the rear end of the seat body is provided with a groove, and the groove is provided with the switching knob. The replaceable ratchet screwdriver reversing positioning structure according to claim 1 is characterized in that the first engaging portion and the second engaging portion are configured to cooperate with the buckle block and the buckle groove. The replaceable ratchet screwdriver reversing positioning structure according to claim 1 is characterized in that at least one side wall of the seat body is provided with a locking element that locks into a side plate of the positioning seat. The replaceable ratchet screwdriver reversing positioning structure according to claim 5 is improved, wherein the locking element is a screw.