TWI746397B - Fixtures - Google Patents

Abstract

The present invention relates to a fixing device. The sleeve is longitudinally provided with perforations, and at least one first abutting portion is provided on the ring body on the surface of the sleeve, and the bottom of the sleeve is provided with a first plate for positioning The fixing part on the body, and the rod head surface of the fixing element is provided with at least one second abutting part, and the bottom of the rod head is provided with a rod body penetrating into the through hole, and the bottom of the rod body is provided with a rod for locking in the first The positioning body on the two plate bodies, and the sleeve is sleeved with the base of the puller, and the base is provided with a through hole for the sleeve to be inserted, and the longitudinal sides of the base are respectively provided with at least one first push The abutment portion and at least one second abutment portion, and a side of the base portion is extended with a flipping body, when the flipping member is flipped, the fixing element can be driven to expand and displace in different axial directions to release the locked state, thereby speeding up disassembly and assembly Speed, and because the turning and unlocking directions are in different axial directions, the operation space required for a single axial direction can be reduced, thereby increasing the assembly speed and assembly convenience.

Description

Fixtures

The present invention provides a fixing device, which can drive the fixing element to move in different axial directions when turning the turning part to quickly release the locked state, thereby speeding up the speed of disassembly and assembly, and because the turning and unlocking directions are present The different axial directions can reduce the operating space, thereby facilitating the operation of the user, thereby achieving the effect of increasing the speed and convenience of the assembly operation.

【Related Application Cases】

The present invention is a division of Taiwan Patent Application No. 108134903 (application date: September 26, 2008). The complete content of the application is incorporated into this invention patent specification for reference.

Press, when the general panel (board to board) is combined, the positioning screw with knob, collar and screw is used to lock it, and the screw and collar can be fixed on the first panel and turned on the knob The screws are locked into the second panel to form a preset positioning, and then after the screws are locked with hand tools, the first panel and the second panel can be locked and fixed as a whole, and can be used in telecommunication bureau cabinets, industrial computers, and work The parent machine is used for board-to-board connection on equipment composed of multiple devices and mechanisms.

In addition, please refer to the eighth and ninth figures, which are the conventional side sectional view and the three-dimensional appearance view when in use. It can be clearly seen from the figure that the cap A is embedded with a screw The screw A1 of the cap A11, and the elastic body B is sleeved on the screw A1, the cap A and the elastic body B can be assembled on the connecting seat C, and the inner hook A2 under the cap A is embedded in the connection At the flange C1 at the top of the seat C, the cap A, the elastic body B and the connecting seat C can be assembled into a positioning device D, and then the positioning device D is embedded and fixed in the buckle C2 at the bottom end of the connecting seat C After positioning the plate E, you can use a hand tool to lock the screw A1 in the cap A into the fixed plate E1, so as to achieve the purpose of locking the fixed plate E and the fixed plate E1. After the fixing plate E1 is removed, the positioning device D can still be fixed in the positioning plate E by the connecting seat C without loss.

However, nowadays, as the utilization rate of cabinets, industrial computers, and working mothers of the telecommunications bureau are becoming more and more popular, this method of using the screw A1 to lock the positioning plate E and the fixed plate E1 will be easily affected by the operation space and the use place. Due to the limitation, users spend more time and manpower on disassembly and assembly operations, which is not conducive to quick disassembly and assembly, and the screw A1 in the cap A also needs hand tools to lock into the fixed plate E1 , If the user negligently does not carry a suitable hand tool, it will seriously affect the overall disassembly and assembly operation, which is not only time-consuming and inconvenient, but also increases the cost of working hours, which needs to be redesigned by those engaged in this industry Effective solution.

Therefore, in view of the above-mentioned deficiencies, the inventor collected relevant information, and after multiple evaluations and considerations, he designed the invention patent holder of this kind of fixing device.

The main purpose of the present invention is that the inside of the sleeve is longitudinally penetrated with perforations, and a ring is protrudingly provided on the surface of the sleeve, and at least one first abutting portion is provided on the surface of the ring, and the bottom of the sleeve is provided There is a fixed part for positioning on the first plate, and the peripheral edge of the fixed element At least one second holding part is provided on the surface, and the bottom of the head is provided with a rod that penetrates into the through hole, and the bottom of the rod is provided with a positioning body for locking on the preset second plate. The sleeve is sleeved with the base of the pulling member, and a through hole for the sleeve to be inserted is longitudinally penetrated inside the base, and the longitudinal sides of the base are respectively provided with at least one first pushing portion and at least one second pushing portion The abutting part is further extended on a side surface of the base part with a flipping body. When the positioning body of the fixing element is in a locked state on the preset second plate body, at least one first abutting part and at least one first abutting part of the flipping member The two pushing portions are respectively combined with at least one first resisting portion of the sleeve and at least one second resisting portion of the fixing element, and when the pulling member is moved laterally, the at least one first pushing member The resisting portion and the at least one second pushing portion are misaligned with the at least one first resisting portion and the at least one second resisting portion, so as to propel the rod head of the fixing element away from the sleeve, so as to make the rod body The positioning body is not locked on the preset second plate body. When the trigger member is turned, it can drive the fixed element to move in different axial directions to quickly release the locked state, thereby speeding up the speed of disassembly and assembly. The axial direction is different from the unlocking direction, so the operation space required for a single axial direction can be reduced, thereby facilitating the operation of the user, thereby achieving the purpose of increasing the speed and convenience of the assembly operation.

The main purpose of the present invention is that when the puller is retracted, the elastic element on the fixing element will elastically reset and push against the limit ring of the rod body, thereby driving the fixing element back to the locked state for use There is no need to push the fixing element back into the locked state by itself, so as to achieve the purpose of convenient use.

1: sleeve

11: Piercing

111: open

12: Ring body

13: The first resisting department

131: The first resisting slot

1311: The first guide surface

14: Fixed part

141: Groove

2: fixed element

21: Club head

210: Butt hole

211: Second Resisting Department

2111: second resisting slot

2112: second guide surface

22: Rod body

221: Positioning Body

222: Joint

223: limit block

224: Limit ring

23: Elastic element

231: Resisting End

3: flip piece

30: Through hole

31: Base

32: The first push

321: The first push block

33: Second Push

331: The second push block

34: Flip the body

4: The first board

41: The first hole

5: The second board

51: second hole

A: cap

A1: Screw

A11: Nut

A2: inner hook

B: Elastomer

C: connecting seat

C1: flange

C2: Embedded buckle

D: Positioning device

E: Positioning the board

E1: fixed board

[Figure 1] is a perspective view of the present invention.

[Figure 2] is a three-dimensional exploded view of the present invention.

[Figure 3] is a three-dimensional exploded view of the present invention from another perspective.

[Figure 4] is a cross-sectional side view of the present invention before turning.

[Figure 5] is a side cross-sectional view of the present invention after being turned.

[Figure 6] is a perspective view of the present invention after being turned.

[Figure 7] is a perspective view of the appearance of the present invention when in use.

[Figure 8] is a conventional side sectional view.

[Picture 9] is a three-dimensional appearance diagram of conventional use.

In order to achieve the above-mentioned purpose and effect, the technical means and structure adopted by the present invention are illustrated below in detail to illustrate the features and functions of the preferred embodiments of the present invention, so as to fully understand.

Please refer to the first, second and third figures. It can be clearly seen from the figures that the present invention includes a sleeve 1, a fixing element 2 and a trigger 3, in which:

The inside of the sleeve 1 is longitudinally penetrated with a through hole 11, and an opening 111 with a reduced aperture is formed on the side of the through hole 11, and the surface of the sleeve 1 is convexly provided with a ring 12, and on the surface of the ring 12, at least one The first resisting portion 13 is provided with a concave first resisting groove 131 on the top surface of the first resisting portion 13 facing inward, and the inner wall surface of the first resisting groove 131 is formed with a curved first guiding surface 1311 , A fixing portion 14 is provided at the bottom of the sleeve 1, and an annular groove 141 is recessed on the surface of the fixing portion 14.

The fixing element 2 includes a rod head 21, a rod body 22, and an elastic element 23, wherein the peripheral surface of the rod head 21 is provided with at least one second holding portion 211, and the bottom surface of the second holding portion 211 is provided with The concave second resisting groove 2111, and in the second resisting The inner wall of the groove 2111 is formed with a curved second guiding surface 2112, and a butting hole 210 is penetrated in the center of the head 21, and the bottom of the rod body 22 is provided with a positioning body 221, and at the top of the rod body 22 is provided Riveted and fixed to the embossed joint 222 in the mating hole 210, and a limit block 223 is provided under the joint 222, and a limit ring with a larger outer diameter is protruding between the limit block 223 and the positioning body 221 224. An elastic element 23 is sleeved on the rod body 22, and two ends of the elastic element 23 are formed with abutting ends 231. In addition to the aforementioned separate structure of the head 21 and the shaft 22, those skilled in the art can also set the head 21 and the shaft 22 as an integrated structure, and such a simple implementation change structure is also in this article. Within the scope of protection of the invention.

The flipping member 3 has a base 31, and a through hole 30 is longitudinally penetrated inside the base 31, and two longitudinal sides of the base 31 are respectively provided with at least one first pushing portion 32 and at least one second pushing portion 33 , And the first pushing portion 32 and the second pushing portion 33 are located below and on the upper surface of the base 31, respectively. A semicircular first pushing block 321 and a second pushing block 331 protrude from each other, and then extend on a side surface of the base 31 There is a flipping body 34.

When the present invention is actually assembled, the elastic element 23 of the fixing element 2 can be sleeved on the rod 22 of the fixing element 2, so that the abutting end 231 on the side of the elastic element 23 elastically supports the rod 22 On the surface of the limiting ring 224, the rod 22 covered with the elastic element 23 is inserted into the perforation 11 of the sleeve 1 from bottom to top, so that the joint 222 of the rod 22 passes through the opening 111 of the perforation 11 In addition, the limiting block 223 of the rod body 22 is located in the opening 111 of the perforation 11 as a limit. At this time, the resisting end 231 on the other side of the elastic element 23 will elastically support the top surface of the perforation 11. Then the base 31 of the trigger 3 is sleeved on the sleeve 1, so that the sleeve 1 is located in the through hole 30 of the trigger 3, and the fixed element The rod head 21 of the piece 2 is assembled on the joint portion 222 of the rod body 22 so that the joint portion 222 of the rod body 22 is riveted and fixed in the butting hole 210 of the rod head 21 in a position to complete the assembly of the present invention.

Please refer to Figures 4, 5, 6 and 7 again. The board-to-board fast positioning device of the present invention can be applied to telecommunication office cabinets, computer servers, working machines or other machine board sets, drawers, keyboard racks, etc. Assemble the equipment, and the first board body 4 can be preferably implemented as a base frame, a front side panel and an upper cover plate group, and the preset second board body 5 can be a board group, a drawer or Board body such as keyboard stand.

The fixing portion 14 of the sleeve 1 is preferably combined with the first hole 41 of the first plate 4 by riveting, so that the inner wall surface of the first hole 41 and the groove 141 of the fixing portion 14 are riveted to each other. Positioning, but in actual application, it can also be used by surface adhesion technology (SMT), welding, tenon bonding or other bonding methods that can fix the sleeve 1 on the first plate 4, so any form that can achieve the aforementioned effects All should be covered by the present invention, and such simple modifications and equivalent structural changes should be included in the scope of the patent of the present invention for the same reason, and shall be stated.

When the fixing element 2 of the present invention is in a locked state, the positioning body 221 of the rod 22 of the fixing element 2 extends outside the perforation 11 of the sleeve 1 and is inserted into the second hole of the second predetermined plate 5 51 is in a position limit. At this time, the first pushing portion 32 and the second pushing portion 33 of the trigger 3 can be locked through the semicircular first pushing block 321 and the second pushing block 331, respectively. Into the first resisting groove 131 of the first resisting portion 13 of the sleeve 1 and the second resisting groove 2111 of the second resisting portion 211 of the head 21.

When the present invention performs an unlocking action, the user can pinch his fingers on the trigger body 34 of the trigger 3, and turn the trigger 3 clockwise or counterclockwise laterally to make the trigger The base portion 31 of the moving element 3 rotates and displaces on the surface of the sleeve 1. At the same time, the semicircular first pushing block 321 of the first pushing portion 32 and the semicircular second pushing block 331 of the second pushing portion 33 It is pushed against the inner walls of the first and second abutment grooves 131 and 2111. The opening 111 of the perforation 11 and the stop block 223 of the rod 22 are all elliptical or other geometric shapes (for example: triangle, Rectangle, long rectangle, rhombus, pentagon, hexagon), the aforementioned geometric shapes are structures that can be easily thought of and changed by those who are familiar with this item, so they are also proposed for protection. The aforementioned fixing element 2 will not rotate with the turning of the pulling member 3, so that the first pushing block 321 and the second pushing block 331 can be guided along the curved first guide in the first resisting groove 131 The curved second guide surface 2112 in the surface 1311 and the second resisting groove 2111 guides the sliding movement so as to escape the restriction of the first resisting groove 131 and the second resisting groove 2111. At this time, the first resisting groove 2111 The block 321 and the second pushing block 331 will push against the top surface of the sleeve 1 and the bottom surface of the head 21 of the fixing element 2, and then push the head 21 of the fixing element 2 away from the sleeve 1 to drive the fixing The rod 22 of the element 2 is displaced outwards, thereby disengaging the positioning body 221 of the rod 22 from the second hole 51 of the predetermined second plate 5, so that the predetermined second plate 5 is not affected by the fixing element 2 The position is locked. However, during the outward displacement of the fixing element 2, the stop ring 224 of the rod body 22 will press the elastic element 23 into a compressed state.

When the present invention intends to perform the locking action, the flipping member 3 can be pulled back first, so that the first pushing block 321 and the second pushing block 331 are aligned with the first resisting groove 131 and the second resisting groove 131 At the groove 2111, at the same time, the elastic element 23 will elastically return, so that the resisting end 231 of the elastic element 23 pushes against the stop ring 224 of the rod body 22, thereby driving the positioning body 221 of the rod body 22 to be inserted The second hole 51 of the predetermined second plate body 5 forms a limit, thereby completing the use of the present invention.

The present invention has the following advantages:

(1) When the pulling member 3 is turned, it can drive the fixed element 2 to move in different axial directions (ie, the pulling member 3 is turned horizontally, and the fixed element 2 is displaced longitudinally) to quickly release the locked state, thereby speeding up The speed of disassembly and assembly, and because the turning and unlocking directions are in different axial directions, the operating space required for a single axial direction can be reduced, thereby facilitating the operation of the user, thereby achieving the effect of increasing the speed and convenience of the assembly operation.

(2) When the puller 3 is pulled back, the elastic element 23 on the fixing element 2 will elastically reset and push against the limit ring 224 of the rod body 22, thereby driving the fixing element 2 back to the locked state. The user does not need to push the fixing element 2 back into the locked state by himself, thereby achieving the effect of convenient use.

The above are only the preferred embodiments of the present invention, which does not limit the patent scope of the present invention. Therefore, all simple modifications and equivalent structural changes made by using the description and drawings of the present invention should be included in the same reasoning. Within the scope of the patent of the present invention, it should be Chen Ming.

In summary, the fixing device of the present invention can indeed achieve its effect and purpose when used. Therefore, the present invention is an invention with excellent practicability. Grant this case as soon as possible to protect the inventor’s hard-working invention. If there are any doubts from the JJ Bureau's review committee, please feel free to write instructions. The inventor will do his best to cooperate.

1: sleeve

11: Piercing

111: open

12: Ring body

13: The first resisting department

131: The first resisting slot

1311: The first guide surface

2: fixed element

21: Club head

210: Butt hole

211: Second Resisting Department

2111: second resisting slot

2112: second guide surface

22: Rod body

221: Positioning Body

222: Joint

223: limit block

224: Limit ring

23: Elastic element

231: Resisting End

3: flip piece

30: Through hole

31: Base

32: The first push

321: The first push block

33: Second Push

331: The second push block

34: Flip the body

Claims (8)

A fixing device includes a sleeve, a fixing element and a puller, wherein: the sleeve is longitudinally provided with a through hole, and a ring is protrudingly provided on the surface of the sleeve, and the surface of the ring is provided with at least A first abutting portion is provided at the bottom of the sleeve with a fixing portion for positioning on a predetermined first plate, and one side of the perforation of the sleeve is formed with an opening with a reduced aperture; the fixing element In order to include a rod head and a rod body is provided at the bottom of the rod head, and the bottom of the rod body is provided with a positioning body for locking on a predetermined second plate body, the rod body of the fixing element is provided with a rod body located on the A limiting block in the opening; the flipping member has a base sleeved on the sleeve, and a through hole is longitudinally penetrated inside the base for the sleeve to be inserted into, and the base has a longitudinal side surface At least one first pushing portion is respectively provided, and a flipping body extends on a side surface of the base portion. When the positioning body of the fixing element is in a locked state on the predetermined second plate body, the flipping member The at least one first pushing portion is at least one first resisting portion combined with the sleeve, and when the pulling member is pulled laterally, the at least one first pushing portion of the pulling member is combined with the at least one first resisting portion. An abutting portion is formed in a misalignment to propagate the rod head of the fixing element away from the sleeve, so that the positioning body of the rod body is not locked on the predetermined second plate body. As for the fixing device described in claim 1, wherein the top surface of the first abutting portion is provided with a concave-shaped first abutting groove facing inward, and the first abutting portion is located on the lower surface of the base. A first pushing block that is semi-circular and can be combined or staggered on the first abutting groove is provided. The fixing device described in item 2 of the scope of patent application, wherein the first holding groove The inner wall surface is a first guiding surface formed with a curve shape. For the fixing device described in item 1 of the scope of patent application, the upper part of the positioning body of the rod body is protruded with a stop ring with a larger outer diameter, and the rod body is sheathed with an elastic element, and the Two ends of the elastic element are formed with a resisting end for the elastic support on the inner wall surface of the sleeve and the top surface of the limit ring, and when the positioning body of the rod body is not locked on the predetermined second plate body At this time, the elastic element is in a squeezed state. A fixing device includes a sleeve, a fixing element, and a puller, wherein: the sleeve is longitudinally provided with a through hole, and the bottom of the sleeve is provided with one of the holes for positioning on a predetermined first plate body A fixing part, the perforation side of the sleeve is formed with an opening with a reduced aperture; the fixing element includes a head and at least one second abutting part is provided on the peripheral surface of the head, and the bottom of the head A rod body is provided, and the bottom of the rod body is provided with a positioning body for locking on a predetermined second plate body, and the rod body of the fixing element is provided with a limiting block located in the opening; The movable member has a base sleeved on the sleeve, and a through hole for inserting the sleeve is longitudinally formed inside the base, and at least one second pushing portion is respectively provided on one longitudinal side of the base , And then extend a flipping body on a side surface of the base, and when the positioning body of the fixing element is in a locked state on the predetermined second plate body, at least one second pushing portion of the flipping member is respectively combined At least one second resisting portion of the fixing element, and when the pulling member is pulled laterally, the at least one second pushing portion of the pulling member is misaligned with the at least one second resisting portion, so as to The rod head of the fixing element is stretched away from the sleeve, so that the positioning body of the rod body is not locked on the predetermined second plate body. For the fixing device described in item 5 of the scope of patent application, wherein the bottom surface of the second abutting portion is provided with a recessed second abutting groove facing inward, and the second abutting portion is located on the upper surface of the base and protruding There is a second pushing block that has a semicircular shape and is used to be combined or staggered on the second abutting groove. For the fixing device described in item 6 of the scope of patent application, the inner wall surface of the second holding groove is formed with a curved second guiding surface. For the fixing device described in item 5 of the scope of patent application, the upper part of the positioning body of the rod body is protruded with a stop ring with a larger outer diameter, and the rod body is sheathed with an elastic element, and the elasticity Two ends of the element are formed with a resisting end for elastically supporting the inner wall surface of the sleeve and the top surface of the limiting ring, and when the positioning body of the rod body is not locked on the predetermined second plate body, The elastic element is in a squeezed state.

Images