CN111486157A - Fixing device - Google Patents
Fixing device Download PDFInfo
- Publication number
- CN111486157A CN111486157A CN201910075400.1A CN201910075400A CN111486157A CN 111486157 A CN111486157 A CN 111486157A CN 201910075400 A CN201910075400 A CN 201910075400A CN 111486157 A CN111486157 A CN 111486157A
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- sleeve
- outer sleeve
- actuating
- hole
- head
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- 210000001503 joint Anatomy 0.000 claims abstract description 14
- 230000000903 blocking effect Effects 0.000 claims description 15
- 239000011810 insulating material Substances 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 238000003860 storage Methods 0.000 abstract description 3
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- 238000012986 modification Methods 0.000 description 7
- 230000004048 modification Effects 0.000 description 7
- 230000008901 benefit Effects 0.000 description 6
- 238000013461 design Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000006223 plastic coating Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
- F16B5/02—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of fastening members using screw-thread
- F16B5/0266—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of fastening members using screw-thread using springs
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Plates (AREA)
Abstract
The invention provides a fixing device, comprising a sleeve, a fixing element and an outer sleeve, wherein the bottom of a perforation of the sleeve is provided with a positioning part, the upper part of the sleeve is provided with a head part of the fixing element, the bottom surface of the head part is provided with a rod body and a butt joint part which penetrate through the perforation in a downward extending way, the head part is combined with the outer sleeve, the bottom of the outer sleeve is inwards concavely provided with a containing space which is covered on the outer parts of the sleeve and the fixing element, the top surface of the outer sleeve is inwards concavely provided with a driving groove, and an actuating element which is used for driving the outer sleeve to rotate is combined in the driving groove, because the actuating elements with different actuating part types can be replaced and assembled according to the requirements of manufacturers, the adaptability and the universality in use can be improved, the competitiveness of the whole product can be further improved, and different manufacturers can share the same fixing element by utilizing the mode of replacing the actuating element, and the storage space can be increased, so as to achieve the purpose of reducing the overall production cost.
Description
Technical Field
The present invention relates to a fixing device, and more particularly to a fixing device having a driving groove recessed in the top surface of an outer tube, wherein the driving groove can be used to replace and assemble actuating elements of different types of actuating portions according to the manufacturer's requirements, so as to improve the adaptability and universality of the fixing device and further improve the competitiveness of the overall product.
Background
When the common panels (board-to-board) are combined, the screws and the lantern ring are fixed on the first panel by locking the screws with the knob, the lantern ring and the screws, the knob is rotated to lock the screws into the second panel to form preset positioning, and the screws are locked by a hand tool to lock the first panel and the second panel into a whole.
However, under the circumstance that the utilization rate of the equipment such as the cabinet of the telecommunication office, the industrial computer or the machine tool is becoming more and more popular nowadays, the specifications of the chassis, the panel group, the drawer or the keyboard rack designed by each manufacturer and the locking connector style (such as a straight line, a cross, a plum blossom, a star or a hexagon) of the screws in the positioning screws are mostly different, if different molds need to be developed according to the locking connector style of different positioning screws, high mold opening design and manufacturing cost are consumed, and because the locking connector style of the screws required by each manufacturer is different, if one manufacturer produces an excess, the manufacturer cannot use the screws, so that waste of materials occurs, and moreover, the volume of the screws is larger, and if the production is excessive, a lot of stock is occupied.
Therefore, how to try to solve the above-mentioned existing drawbacks and inconveniences is a direction in which those skilled in the art are keenly interested to research and improve.
Disclosure of Invention
Therefore, in view of the above-mentioned shortcomings, the present inventors have collected relevant information, evaluated and considered in many ways, and made a trial and error through many years of experience accumulated in the industry, and finally devised an invention patent of the fixing device.
In order to achieve the purpose, the invention adopts the technical scheme that:
a fixation device comprising a sleeve, a fixation element, and an outer sleeve, wherein:
the hollow interior of the sleeve is provided with a through hole, and the bottom of the through hole is provided with a positioning part for positioning on a preset first plate body;
the fixing element is provided with a head part positioned above the sleeve, a rod body penetrating into the through hole is arranged at the bottom surface of the head part in a downward extending mode, and a butt joint part for butt joint on a preset second plate body is arranged below the rod body in an extending mode;
the outer sleeve is combined on the head of the fixing element, the bottom of the outer sleeve is inwards concave with a containing space for covering the sleeve and the outside of the fixing element, the top surface of the outer sleeve is inwards concave with a driving groove, and an actuating element for driving the outer sleeve to rotate is combined in the driving groove.
The fixing device, wherein: the upper part of the through hole of the sleeve is provided with a concave containing groove, and the rod body and the butt joint part of the fixed element are sleeved with an elastic element which elastically supports the containing groove and the bottom surface of the head part.
The fixing device, wherein: the outer edge of the top of the through hole of the sleeve is convexly provided with an annular blocking part, and an opening below the accommodating space of the outer sleeve is provided with an annular abutting body which is bent inwards and is abutted against the bottom surface of the annular blocking part.
The fixing device, wherein: the upper part of the containing space of the outer sleeve is provided with a fixing groove for the head to be combined and positioned.
The fixing device, wherein: the driving groove and the actuating element of the outer sleeve are non-circular.
The fixing device, wherein: the side wall of the driving groove of the outer sleeve is formed with a plurality of abutting surfaces, the outer side wall of the actuating element is formed with a plurality of actuating surfaces for pushing against the plurality of abutting surfaces, and the surface of the actuating element is provided with an actuating part for the preset tool to abut against and drive the actuating element to rotate.
The fixing device, wherein: the plural propping surfaces of the driving slot are tapered toward the upper opening direction, and the plural actuating surfaces of the actuating element are tapered toward the upper direction.
The fixing device, wherein: the outer sleeve is made of insulating material, and the actuating element is made of insulating material.
The fixing device, wherein: the outer surface of the outer sleeve is provided with a pulling part, and a plurality of anti-slip strips are longitudinally cut at the bending angle of the pulling part.
A fixation device comprising a sleeve, a fixation element, and an outer sleeve, wherein:
the hollow interior of the sleeve is provided with a through hole, and the bottom of the through hole is provided with a positioning part for positioning on a preset first plate body;
the fixing element is provided with a head part positioned above the sleeve, a rod body penetrating into the through hole is arranged at the bottom surface of the head part in a downward extending mode, and a butt joint part for butt joint on a preset second plate body is arranged below the rod body in an extending mode;
the outer sleeve is combined on the head of the fixing element, the bottom of the outer sleeve is inwards concave with a containing space for covering the sleeve and the outside of the fixing element, and the top surface of the outer sleeve is inwards concave with a driving groove for the preset actuating element or tool to be inserted into to drive the outer sleeve to rotate.
The main advantage of the invention lies in that the bottom of the perforation of the sleeve is provided with a positioning part, the top of the sleeve is provided with a head part of a fixed element, the bottom surface of the head part extends downwards to be provided with a rod body and a butt joint part which penetrate into the perforation, the head part is combined with an outer sleeve, the bottom of the outer sleeve is inwards concavely provided with a containing space which is used for covering the sleeve and the fixed element, the top surface of the outer sleeve is inwards concavely provided with a driving groove, and an actuating element which is used for driving the outer sleeve to rotate is combined in the driving groove, because the outer sleeve is an actuating element which can be replaced and assembled with different actuating part types according to the requirements of manufacturers, the adaptability and the universality in use can be improved, the competitiveness of the whole product can be improved, and different manufacturers can share a module of the same fixed element by utilizing the mode of replacing the actuating element, so that the inventory and the waste of the, and the storage space can be increased, so as to achieve the purpose of reducing the overall production cost.
The secondary advantage of the present invention is that the fixing device can be matched with the requirements of different manufacturers only by replacing the actuating element, so that the sleeve and the fixing element do not need to be replaced, and the sleeve and the fixing element can be produced by a set of mold, thereby reducing the design and development costs of the mold and further achieving the purpose of reducing the manufacturing cost.
Another advantage of the present invention is that the outer sleeve and the actuating element are made of insulating material, when the abutting portion of the fixing element abuts against the second plate, the outer sleeve covers the sleeve to improve the insulation effect of the whole fixing device, and the actuating element is made of insulating material to prevent corrosion, thereby achieving the purpose of prolonging the service life of the whole fixing device.
The present invention has the further advantage that the plurality of abutting surfaces of the driving groove are tapered upward in the opening direction, and the plurality of actuating surfaces of the actuating element are tapered upward, so that when the actuating element is combined in the driving groove, a tight fit state is formed, so that the actuating element cannot be easily separated from the driving groove when the fixing device is withdrawn, and thus, the assembling and disassembling operations are not affected, and the purpose of improving the smoothness of the assembling and disassembling operations is achieved.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is an exploded perspective view of the present invention.
Fig. 3 is an exploded perspective view from another perspective of the present invention.
Fig. 4 is a side sectional view of the present invention.
Fig. 5 is a side sectional view of the present invention prior to assembly.
Fig. 6 is a side sectional view of the invention after assembly.
Description of reference numerals: 1-a sleeve; 11-perforating; 111-a receiving groove; 12-a positioning section; 121-annular trench; 13-an annular barrier; 2-a fixation element; 21-a head; 22-a shaft; 23-a docking station; 231-external threads; 24-a resilient element; 3-outer sleeve; 31-an accommodating space; 311-fixed slots; 312-annular abutment; 32-a drive slot; 321-a holding surface; 33-an actuating element; 331-an action face; 332-an actuating part; 34-a pulling part; 341-slip stopping strips; 4-a first plate body; 41-holes; 5-a second plate body; 51-keyhole.
Detailed Description
To achieve the above objects and advantages, the present invention provides a method for manufacturing a semiconductor device, a structure thereof, and a method for implementing the same.
Referring to fig. 1, fig. 2, fig. 3, fig. 4, which are a perspective view, an exploded perspective view from another perspective, and a side sectional view of the present invention, it can be clearly seen that the fixing device of the present invention includes a sleeve 1, a fixing element 2, and an outer sleeve 3, wherein:
the hollow interior of the sleeve 1 is provided with a through hole 11 which is longitudinally penetrated, a concave containing groove 111 is arranged above the through hole 11, a positioning part 12 is arranged at the bottom of the through hole 11, an annular groove 121 is arranged on the outer surface of the positioning part 12, and an annular blocking part 13 is convexly arranged on the outer edge of the top of the through hole 11.
The fixing element 2 is a hexagonal head 21 located above the sleeve 1, a shaft 22 penetrating into the through hole 11 is extended downward from the bottom surface of the head 21, an abutting portion 23 with a smaller outer diameter is located below the shaft 22, an external thread 231 is provided on the surface of the abutting portion 23, an elastic element 24 is sleeved on the shaft 22 and the abutting portion 23, and the elastic element 24 can be located between the sleeve 1 and the fixing element 2 to be elastically deformed and displaced.
The outer sleeve 3 is made of insulating material, the bottom of the outer sleeve 3 is inwards concave with a containing space 31 for covering the sleeve 1 and the fixing element 2, a fixing groove 311 for combining and positioning the head 21 is arranged above the containing space 31, an annular supporting body 312 which is turned inwards is formed at the opening below the containing space 31, a quadrangular driving groove 32 is inwards concave at the top surface of the outer sleeve 3, a plurality of supporting surfaces 321 which are gradually reduced towards the opening above the driving groove 32 are formed on the side wall surface of the driving groove 32, an actuating element 33 which is quadrangular and made of insulating material is combined in the driving groove 32, a plurality of actuating surfaces 331 which are gradually reduced upwards are formed on the outer side wall surface of the actuating element 33, and a cross-shaped part 332 which can be a groove, an inner hexagonal groove, a star-shaped groove, a Chinese character 'mi' shaped groove, a hexagonal convex column or other various types of actuating parts is arranged on the surface of the actuating element 33, the outer surface of the outer tube 3 is provided with a quadrilateral pulling portion 34, and a plurality of anti-slip strips 341 are longitudinally cut at the corner of the pulling portion 34.
The head 21 of the fixing element 2 is preferably formed integrally with the outer sleeve 3 by plastic coating injection, but in practical applications, the head 21 and the outer sleeve 3 can be embedded and fixed integrally by assembling, so that the simple modification and equivalent structural changes using the contents of the present specification and drawings are all included in the scope of the present invention and are well known.
Furthermore, the head 21 of the fixing element 2 is preferably hexagonal, but in practical applications, it may be circular, square, triangular or other shapes, and the fixing slot 311 of the accommodating space 31 inside the outer sleeve 3 may be changed according to the shape of the head 21, so that the head 21 can be reliably inserted into the fixing slot 311.
The driving groove 32 and the actuating element 33 of the outer sleeve 3 are preferably quadrilateral, but may be triangular, star-shaped, hexagonal or circular in practical application, so that simple modifications and equivalent structural changes made by applying the contents of the present specification and drawings are all included in the scope of the present invention and are well known.
However, the driving groove 32 and the actuating element 33 of the outer sleeve 3 are preferably integrated with each other by a tight fit, but in practical applications, the driving groove 32 and the actuating element 33 can be assembled into a whole by an embedding, fastening or other combination, so that the simple modification and equivalent structural changes made by the contents of the present specification and drawings are all included in the scope of the present invention and are well known.
In addition, the shape of the pulling part 34 of the outer sleeve 3 may be a quadrangle, but in practical application, it may be a circle, a triangle, a hexagon, a star or other shapes, so that the simple modification and equivalent structural changes using the contents of the present specification and drawings are all included in the scope of the present invention and are well known.
When the components of the present invention are assembled, the shaft 22 and the butt portion 23 of the fixing element 2 are sleeved with the elastic element 24, and the shaft 22 and the butt portion 23 of the fixing element 2 are inserted into the through hole 11 of the sleeve 1, one end of the elastic element 24 is abutted against the receiving groove 111, and the other end of the elastic element 24 is elastically supported against the bottom surface of the head 21, so that the elastic element 24 is located between the receiving groove 111 of the through hole 11 and the head 21 of the fixing element 2 to be elastically deformed and displaced, and then the outer sleeve 3 is sleeved outside the sleeve 1 by applying a force, and the annular abutting body 312 at the opening below the outer sleeve 3 is abutted against the surface of the annular blocking portion 13 of the sleeve 1, and then the force is continuously applied downwards, so that the annular abutting body 312 passes below the annular blocking portion 13 after the processes of elastic deformation and resetting, and the sleeve 1 can be received in the receiving space 31 of the outer sleeve 3, meanwhile, the elastic element 24 is elastically supported against the bottom surface of the head 21 and links the annular supporting body 312 against the bottom surface of the annular blocking portion 13 to form a blocking position, so as to effectively prevent the fixing element 2 from being separated from the sleeve 1, and further to enable the sleeve 1, the fixing element 2 and the outer sleeve 3 to be in a movable butt joint state.
The sleeve 1 and the fixing element 2 are integrally formed by metal material, and the head 21 of the fixing element 2 is integrally formed with the outer sleeve 3 by plastic in an embedding and injecting manner, or the head 21 and the fixing groove 311 of the outer sleeve 3 are integrally combined by an assembling and positioning manner, and the outer sleeve 3 is preferably implemented by using an annular abutting body 312 to abut against the annular blocking portion 13 of the sleeve 1 to form a blocking and positioning manner, so as to effectively prevent the fixing element 2 from coming out of the sleeve 1, however, the blocking and positioning manner between the sleeve 1 and the outer sleeve 3 is various, and after a C-shaped snap ring, a washer or other blocking element (not shown in the figure) is sleeved on the shaft 22 of the fixing element 2, the elastic element 24 can elastically abut against the bottom surface of the head 21 of the fixing element 2 to move upwards, and the abutting portion 23 thereof abuts against the blocking element to form a blocking and positioning manner, so that the sleeve 1, the fixing element 2 and the outer sleeve 3 are in a movable butt joint state, and therefore, simple modifications and equivalent structural changes made by using the contents of the specification and the drawings of the present invention should be included in the scope of the present invention and are well known.
Referring to fig. 5 and fig. 6, it is shown that the side sectional view before assembly and the side sectional view after assembly of the present invention are clearly shown in the figures, the fixing device of the present invention can be applied to equipment or devices composed of a cabinet of a telecommunication office, a computer server, a working machine or other machine board groups, a drawer, a keyboard rack, etc., and is only in a preferred implementation state, and the first board 4 and the second board 5 can be respectively used as a panel and a frame to constitute a server cabinet, and a motherboard, a power supply, an access device (such as a hard disk, an optical disk drive, etc.), an interface card or other electronic equipment is accommodated in the server cabinet.
Before the present invention leaves the factory, the actuating element 33 of the actuating portion 332 of different types can be replaced and assembled according to the needs of the manufacturer, and when the sleeve 1 and the first plate 4 are assembled, the suction head of the suction device (not shown in the figure) can be firstly absorbed on the head 21 of the fixing element 2, so that the overall gravity center can be kept stable when subsequent riveting or welding operations are carried out, and the alignment assembly is more accurate, and the situation that the elastic element 24 is elastically supported on the head 21 and is affected by external force vibration to cause deviation or shaking is not easy to occur, so that the present invention can achieve the effects of reliable positioning, improving the quality and qualification rate of manufacture and reducing the production cost after the assembly.
During the suction of the suction device, however, the suction head can be sucked onto the head 21 of the fixed element 2 for picking up, and the positioning part 12 of the sleeve 1 is aligned with the periphery of the hole 41 of the first plate 4, or is downwards penetrated into the hole 41, the head 21 of the fixing element 2 can be released by the suction head, and then pressed on the head 21 by a pressing jig (not shown), the elastic element 24 is pressed to be elastically deformed and displaced, and is pushed from the bottom surface of the head 21 to the top of the sleeve 1, the annular groove 121 of the positioning portion 12 can be tightly pressed against the hole 41 of the first board 4 to be integrated, or a reflow machine (not shown) can be used to perform a subsequent soldering operation on the solder coated around the hole 41, or the positioning part 12 of the sleeve 1 can be firmly welded in the hole 41 of the first plate 4 by tin plating operation to be integrated.
The positioning portion 12 of the sleeve 1 and the hole 41 of the first plate 4 are preferably integrated by riveting or welding, but in practical applications, the positioning portion 12 of the sleeve 1 may be screwed to the external thread or the internal thread (not shown) of the hole 41 of the first plate 4 by an internal thread or an external thread (not shown) at the interface between the positioning portion 12 of the sleeve 1 and the hole 41 of the first plate 4, and thus the positioning portion 12 of the sleeve 1 is integrated by screwing, so that the simple modification and equivalent structural changes using the contents of the description and drawings of the present invention are all included in the scope of the present invention and are also disclosed.
When the present invention is to be locked in the lock hole 51 of the second board 5, the first board 4 (e.g., a panel) is first covered downward on the second board 5 (e.g., a frame) such that the hole 41 of the first board 4 is aligned with the lock hole 51 of the second board 5, and the actuating portion 332 of the actuating element 33 on the top of the outer sleeve 3 is abutted by using a preset tool (e.g., an electric screwdriver) or a hand tool (e.g., a star driver, a character, a cross, or other screwdrivers), and is rotated clockwise, at this time, the plurality of actuating surfaces 331 on the side of the actuating element 33 will abut against the plurality of abutting surfaces 321 inside the driving slot 32, so that the actuating element 33 can drive the outer sleeve 3 to rotate, thereby interlocking the fixing element 2 to lock, such that the external thread 231 of the abutting portion 23 is locked in the lock hole 51 of the second board 5, so as to achieve the effect of fastening and locking, so that the first board 4 and the second board 5 are firmly combined into a whole by locking and fixing.
When the first plate 4 is to be separated from the second plate 5, the actuating portion 332 of the actuating element 33 on the top of the outer sleeve 3 is abutted by the electric tool or the hand tool again, and the actuating portion is rotated in the counterclockwise direction, and the plurality of actuating surfaces 331 of the actuating element 33 are pushed against the plurality of abutting surfaces 321 of the driving groove 32, so that the outer sleeve 3 is rotated in the reverse direction, and the abutting portion 23 of the fixing element 2 is rotated in the reverse direction and retreated from the locking hole 51 of the second plate 5, and then the first plate 4 can be separated from the second plate 5 upward, thereby completing the use of the present invention.
The outer sleeve 3 is preferably rotated by an electric tool (e.g., an electric screwdriver) or a hand tool (e.g., a star screwdriver, a straight, cross or other screwdriver), but in practice, the outer sleeve 3 may be rotated by holding the wrench portion 34 of the outer sleeve 3 or the hand tool (e.g., an open end wrench or a socket wrench) with hands to engage with the surface of the wrench portion 34, so as to drive the outer sleeve 3 to rotate and further drive the fixing element 2 to rotate; in addition, the bending corner of the pulling part 34 of the outer sleeve 3 is longitudinally provided with a plurality of anti-slip strips 341, so when the pulling part 34 is held by a bare hand to rotate, the friction force between the fingers can be increased by the plurality of anti-slip strips 341, thereby avoiding the slipping during the rotation by the bare hand.
When the driving groove 32 of the outer sleeve 3 is not provided with the actuating element 33, the driving groove 32 of the outer sleeve 3 can be used as a safety screw, a special hand tool (not shown in the figure) can be directly inserted into the driving groove 32 of the outer sleeve 3, the outer sleeve 3 is driven to rotate by the special hand tool, and the fixing element 2 is further linked to carry out locking or disassembling operation, so that the fixing device which is not provided with the actuating element 33 has no other operation except the technology or maintenance personnel of the special hand tool, the fixing device can be locked or disassembled by other people, the anti-theft effect is good, the use safety can be improved, and the fixing device has multi-purpose effect.
The invention has the following advantages:
the outer sleeve 3 can be replaced and assembled with the actuating element 33 with different types of the actuating portion 332 according to the needs of manufacturers, so as to improve the adaptability and universality in use, further improve the competitiveness of the whole product, and enable different manufacturers to share the module of the same type of the fixing element 2 by replacing the actuating element 33, thereby reducing the inventory and waste of the fixing elements 2 with different types, increasing the storage space and achieving the effect of reducing the whole production cost.
When the fixing device is matched with the requirements of different manufacturers, only the actuating element 33 needs to be replaced, so that the sleeve 1 and the fixing element 2 do not need to be replaced, and the sleeve 1 and the fixing element 2 only need to be produced by one set of die, thereby reducing the die design and development cost and achieving the effect of reducing the manufacturing cost.
Thirdly, the outer sleeve 3 and the actuating element 33 are made of insulating materials, when the abutting portion 23 of the fixing element 2 abuts against the second plate 5, the outer sleeve 3 covers the sleeve 1 to improve the overall insulating effect of the fixing device, and the actuating element 33 is made of insulating materials to prevent corrosion and further improve the overall service life.
Fourthly, the plurality of abutting surfaces 321 of the driving groove 32 are tapered in the upward opening direction, and the plurality of operating surfaces 331 of the operating element 33 are tapered in the upward direction, so that when the operating element 33 is combined in the driving groove 32, the operating element 33 can be mutually clamped to form a tight fit state, so that the operating element 33 cannot be easily separated from the driving groove 32 when the fixing device performs withdrawing operation, and thus, the assembling and disassembling operation is not affected, and the smoothness of the disassembling operation can be improved.
The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. A fixation device comprising a sleeve, a fixation element, and an outer sleeve, wherein:
the hollow interior of the sleeve is provided with a through hole, and the bottom of the through hole is provided with a positioning part for positioning on a preset first plate body;
the fixing element is provided with a head part positioned above the sleeve, a rod body penetrating into the through hole is arranged at the bottom surface of the head part in a downward extending mode, and a butt joint part for butt joint on a preset second plate body is arranged below the rod body in an extending mode;
the outer sleeve is combined on the head of the fixing element, the bottom of the outer sleeve is inwards concave with a containing space for covering the sleeve and the outside of the fixing element, the top surface of the outer sleeve is inwards concave with a driving groove, and an actuating element for driving the outer sleeve to rotate is combined in the driving groove.
2. The fixture according to claim 1, wherein: the upper part of the through hole of the sleeve is provided with a concave containing groove, and the rod body and the butt joint part of the fixed element are sleeved with an elastic element which elastically supports the containing groove and the bottom surface of the head part.
3. The fixture according to claim 1, wherein: the outer edge of the top of the through hole of the sleeve is convexly provided with an annular blocking part, and an opening below the accommodating space of the outer sleeve is provided with an annular abutting body which is bent inwards and is abutted against the bottom surface of the annular blocking part.
4. The fixture according to claim 1, wherein: the upper part of the containing space of the outer sleeve is provided with a fixing groove for the head to be combined and positioned.
5. The fixture according to claim 1, wherein: the driving groove and the actuating element of the outer sleeve are non-circular.
6. The fixture according to claim 1, wherein: the side wall of the driving groove of the outer sleeve is formed with a plurality of abutting surfaces, the outer side wall of the actuating element is formed with a plurality of actuating surfaces for pushing against the plurality of abutting surfaces, and the surface of the actuating element is provided with an actuating part for the preset tool to abut against and drive the actuating element to rotate.
7. The fixture according to claim 6, wherein: the plural propping surfaces of the driving slot are tapered toward the upper opening direction, and the plural actuating surfaces of the actuating element are tapered toward the upper direction.
8. The fixture according to claim 1, wherein: the outer sleeve is made of insulating material, and the actuating element is made of insulating material.
9. The fixture according to claim 1, wherein: the outer surface of the outer sleeve is provided with a pulling part, and a plurality of anti-slip strips are longitudinally cut at the bending angle of the pulling part.
10. A fixing device is characterized by comprising a sleeve, a fixing element and an outer sleeve, and is characterized in that:
the hollow interior of the sleeve is provided with a through hole, and the bottom of the through hole is provided with a positioning part for positioning on a preset first plate body;
the fixing element is provided with a head part positioned above the sleeve, a rod body penetrating into the through hole is arranged at the bottom surface of the head part in a downward extending mode, and a butt joint part for butt joint on a preset second plate body is arranged below the rod body in an extending mode;
the outer sleeve is combined on the head of the fixing element, the bottom of the outer sleeve is inwards concave with a containing space for covering the sleeve and the outside of the fixing element, and the top surface of the outer sleeve is inwards concave with a driving groove for the preset actuating element or tool to be inserted into to drive the outer sleeve to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910075400.1A CN111486157A (en) | 2019-01-25 | 2019-01-25 | Fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910075400.1A CN111486157A (en) | 2019-01-25 | 2019-01-25 | Fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111486157A true CN111486157A (en) | 2020-08-04 |
Family
ID=71791386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910075400.1A Withdrawn CN111486157A (en) | 2019-01-25 | 2019-01-25 | Fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111486157A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2558803Y (en) * | 2002-07-23 | 2003-07-02 | 德迈科技有限公司 | Plate-to-plate locating device |
| CN201650977U (en) * | 2010-02-06 | 2010-11-24 | 来宝根 | Screw |
| TWM483330U (en) * | 2013-12-05 | 2014-08-01 | Dtech Prec Ind Co Ltd | Fastening assembly |
| TW201506264A (en) * | 2013-08-12 | 2015-02-16 | Hanwit Prec Ind Ltd | Fastening device |
| CN206352609U (en) * | 2016-12-09 | 2017-07-25 | 恒昌行精密工业有限公司 | Fixing device |
| CN207529260U (en) * | 2017-11-17 | 2018-06-22 | 恒昌行精密工业有限公司 | Trip gear |
-
2019
- 2019-01-25 CN CN201910075400.1A patent/CN111486157A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2558803Y (en) * | 2002-07-23 | 2003-07-02 | 德迈科技有限公司 | Plate-to-plate locating device |
| CN201650977U (en) * | 2010-02-06 | 2010-11-24 | 来宝根 | Screw |
| TW201506264A (en) * | 2013-08-12 | 2015-02-16 | Hanwit Prec Ind Ltd | Fastening device |
| TWM483330U (en) * | 2013-12-05 | 2014-08-01 | Dtech Prec Ind Co Ltd | Fastening assembly |
| CN206352609U (en) * | 2016-12-09 | 2017-07-25 | 恒昌行精密工业有限公司 | Fixing device |
| CN207529260U (en) * | 2017-11-17 | 2018-06-22 | 恒昌行精密工业有限公司 | Trip gear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200804 |