CN109960365B - Fixing unit and base fixing element - Google Patents
Fixing unit and base fixing element Download PDFInfo
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- CN109960365B CN109960365B CN201910060382.XA CN201910060382A CN109960365B CN 109960365 B CN109960365 B CN 109960365B CN 201910060382 A CN201910060382 A CN 201910060382A CN 109960365 B CN109960365 B CN 109960365B
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Images
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
- F16B13/00—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose
- F16B13/04—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front
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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
- F16B13/00—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose
- F16B13/04—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front
- F16B13/10—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front with separate gripping parts moved into their final position in relation to the body of the device by a separate operation
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/18—Packaging or power distribution
- G06F1/183—Internal mounting support structures, e.g. for printed circuit boards, internal connecting means
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
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Abstract
The invention provides a fixing unit and a base fixing element, wherein the base fixing element comprises a base and a plurality of fixing units, the base is provided with a top side, a bottom side, a plurality of holes and a plurality of fixing holes, the holes and the fixing holes respectively penetrate through the top side and the bottom side of the base, the fixing holes are positioned outside the periphery corresponding to the holes, the fixing units are provided with a seat part and a plurality of combining parts, the seat part is provided with an opening communicated with the holes, the combining parts are arranged on the lower side of the seat part, one end of each combining part is provided with one or a plurality of stop end parts, and the stop end parts of the combining parts penetrate through the corresponding fixing holes so as to be in butt joint with the bottom side of the base.
Description
Technical Field
The present invention relates to a fixing unit and a base fixing element, and more particularly, to a base fixing element which is easy to assemble and disassemble and easy to operate.
Background
The electronic device is provided with various electronic components, and the electronic components are responsible for providing the electronic device for different operations, wherein the electronic device is especially responsible for providing a CPU or other chips for calculation, and high temperature is generated during operation, so that the CPU or other chips are required to be additionally heated by a heat dissipation element to prevent burning.
The common heat dissipation element comprises a heat sink, a temperature equalizing plate, a heat dissipation fin group and the like, the heat dissipation element is required to be in contact with the wafer or the central processing unit or the heat source through close contact, heat conduction is not generated between the heat dissipation element and the heat dissipation element by a gap, the heat dissipation element is usually locked on the circuit board through a screw locking mode for fixing, the circuit board is locked and further fixed through another screw locking unit penetrating through the other side and another nut element with internal threads arranged on the heat dissipation element, the nut element arranged on the heat dissipation element is required to be temporarily fixed on the heat dissipation element through a nut gasket unit, the nut gasket unit is made of plastic and provided with at least two extending convex columns, the plurality of extending convex columns are deformed into a stop part through melting the tail ends of the plurality of extending convex columns in a high-temperature burning mode after penetrating through the heat dissipation element, and the extending convex columns are prevented from being pulled out and fixed on the heat dissipation element.
However, the extended post has to wait for the time of high temperature melting and cooling setting, and after being melted at high temperature, the problems of wasted working time such as wire drawing and Cheng Fan continuation are generated, and the post cannot be reworked, so the prior derived defects are the target to be improved in the present application.
Disclosure of Invention
An object of the present invention is to provide a fixing unit and a base fixing element that can be easily assembled and disassembled.
Another object of the present invention is to provide a fixing unit and a base fixing element that can achieve easy operation and save assembly and disassembly time.
Another object of the present invention is to provide a base fixing element which can be easily assembled or disassembled by combining a plurality of fixing units on a base
In order to achieve the above purpose, the invention adopts the following technical scheme:
a base securement element, comprising:
the base is provided with a top side, a bottom side, a plurality of fixing holes and a plurality of holes, the holes and the fixing holes respectively penetrate through the top side and the bottom side of the base, and the fixing holes are positioned outside the periphery of the holes; and
The fixing units are provided with a seat part and a plurality of combining parts, the seat part is arranged on the top side of the base corresponding to the hole, the seat part is provided with an opening communicated with the hole, the combining parts are arranged on the lower side of the seat part, one end of each combining part is provided with one or a plurality of stopping end parts, and the stopping end parts of the combining parts penetrate through the corresponding fixing holes so as to be abutted on the bottom side of the base.
The base fixing element, wherein: the holes penetrate through four corners of the base.
The base fixing element, wherein: the seat part is provided with an accommodating space communicated with the opening, an opening and a plurality of limiting end parts, the accommodating space is used for accommodating a butt joint part, the opening is formed in one side wall of the seat part and is communicated with the accommodating space, the plurality of limiting end parts are convexly arranged on two opposite inner side walls of the seat part in the accommodating space, the butt joint part is provided with a butt joint hole communicated with the opening, and the butt joint hole is used for allowing a corresponding connecting part to pass through and be connected.
The base fixing element, wherein: the plurality of retaining ends of each connecting part penetrate through the plurality of fixing holes and are respectively abutted against the bottom side of the base.
The base fixing element, wherein: each extension arm has an outer surface protrusion adjacent the stop end.
The base fixing element, wherein: the bottom side of the base is attached to a heating element of a circuit board.
The base fixing element, wherein: the top side of the base is provided with a plurality of heat dissipation fins, and the heat dissipation fins and the base form a heat radiator.
The base fixing element, wherein: the base is a base made of solid metal material or a base with a cavity.
The base fixing element, wherein: the seat is provided with a lip, the lip is provided with a through hole, two supporting ends and a control rod capable of moving in the through hole, the through hole penetrates through the lip, the supporting ends are connected to the outer peripheral side of the control rod corresponding to the inside of the through hole in an extending mode from the inner side wall of the lip, the control rod is provided with an operation end and a clamping end, the operation end is located above the through hole of the seat, the clamping end protrudes out of the lower side of the seat, the base is provided with a plurality of connecting parts, the connecting parts are arranged on the base, and the clamping end of the seat can be movably connected with or separated from the connecting parts.
A fixation unit, comprising:
the seat part is provided with an upper side, a lower side, a containing space and an opening, the containing space is arranged on the seat part and is used for containing a butt joint part, the opening penetrates through the upper side and the lower side of the seat part and is communicated with the containing space, and a connecting part penetrates through the opening and is connected with the butt joint part; and
A plurality of combining parts which are arranged at the lower side of the seat part, and one end of each combining part is provided with a stop end part.
The invention has the advantages that the base fixing element is designed so that the base fixing element can be easily assembled and disassembled, and the effects of simple operation and time saving for assembly and disassembly are also effectively achieved.
Drawings
Fig. 1A is an exploded perspective view of a first embodiment of the present invention.
Fig. 1B is another perspective exploded view of the first embodiment of the present invention.
Fig. 2 is a schematic perspective view of a first embodiment of the present invention.
Fig. 2A is a schematic partial cross-sectional view of a first embodiment of the present invention.
Fig. 2B is a schematic partial cross-sectional view of a first embodiment of the present invention.
Fig. 3 is an exploded perspective view of an embodiment of the first embodiment of the present invention.
Fig. 4 is a schematic perspective view and a partial cross-sectional view of a three-dimensional combination of an implementation aspect of the first embodiment of the present invention.
Fig. 4A is a schematic diagram illustrating an assembly implementation operation of the first embodiment of the present invention.
Fig. 4B is a schematic diagram illustrating a disassembly operation according to the first embodiment of the present invention.
Fig. 5 is an exploded perspective view of a second embodiment of the present invention.
Fig. 6A is a schematic partial cross-sectional view of a second embodiment of the present invention.
Fig. 6B is a schematic partial cross-sectional view of a second embodiment of the present invention.
Fig. 7 is a schematic perspective view and a partial cross-sectional view of a third embodiment of the present invention.
Fig. 7A is a schematic side view partially in section showing a connection state of an operation lever and a base of a fixing unit according to a third embodiment of the present invention.
Fig. 7B is a schematic side view partially in cross section of the lever of the fixing unit according to the third embodiment of the present invention in a state ready to be detached from the base.
Reference numerals illustrate: a base 1; a top side 11; a bottom side 12; a hole 13; a fixing hole 14; a concave hole 15; heat sink fins 16; an upper plate 17; a lower plate 18; capillary structure 191; a working fluid 192; a chamber 193; a connection portion 194; a fixing unit 2; a seat 21; an upper side 2101; a lower side 2102; an opening 211; a housing space 212; an opening 213; a limit end 214; lip 215; a through hole 216; a support end 217; a joystick 218; an operation end 2181; the clamping end 2182; a joint 23; a stopper end 230; an extension arm 231; an outer surface boss 233; a pre-shrink space 238; a pivoting groove 24; an elastic member 25; a pivot section 251; an operating section 252; a clamping section 253; a docking member 26; a docking hole 261; a radiator 3; a circuit board 4; a heating element 42; a base frame 43; a hook 431; a connecting member 432; a first direction H1; a second direction H2.
Detailed Description
The above objects of the present invention, as well as the structural and functional characteristics thereof, will be described in terms of the preferred embodiments of the present invention as illustrated in the accompanying drawings.
The invention relates to a fixing unit and a base fixing element, and please refer to fig. 1A for a schematic perspective exploded view of a first embodiment of the invention; FIG. 1B is another perspective exploded view of the first embodiment of the present invention; FIG. 2 is a perspective view of a first embodiment of the present invention; FIG. 2A is a schematic partial cross-sectional view of a first embodiment of the present invention; fig. 2B is a schematic partial cross-sectional view of a first embodiment of the present invention. The base fixing element is applied to a solid or hollow base made of metal (gold, silver, copper, aluminum, stainless steel, titanium alloy or a combination thereof) or nonmetal (plastic or polymer), and the embodiment is applied to a heat sink 3 formed by a plurality of heat dissipation fins or buckling heat dissipation fins on the top side 11 of the base 1, but is not limited thereto. The base fixing element comprises a base 1 and a plurality of fixing units 2, the base 1 has a top side 11, a bottom side 12, a plurality of holes 13 and a plurality of fixing holes 14, the plurality of holes 13 and the plurality of fixing holes 14 respectively penetrate through the top side and the bottom side of the base 1, the plurality of fixing holes 14 are located outside the periphery of each hole 13, the plurality of holes 13 and the plurality of fixing holes 14 are shown as two fixing holes 14 outside one hole 13 and the periphery of each hole 13 in the embodiment, namely four holes 13 penetrate through four corners of the base 1, each two fixing holes 14 penetrate through the base 1 beside the periphery of each hole 13 at each corner of the base 1, for example, referring to fig. 1A and 2, two fixing holes 14 are penetrated through the periphery of one hole 13 at the upper left corner of the base 1, two fixing holes 14 are arranged beside the periphery of the hole 13 at the lower left corner, the upper right corner and the lower right corner of the base 1, and the fixing holes 14 are arranged at the left corner of the rest of the base 1, and so on. In practical implementation of the present invention, the plurality of fixing units 2 of the present invention may be combined on the base 1 of any heat dissipating element (such as a temperature equalizing plate, a hot plate, a blowing plate, or other heat dissipating devices with two-phase flow), or the plurality of fixing units 2 of the present invention may be combined on a base 1 made of a single solid metal material, so that the top side 11 of the base 1 may be optionally provided with a plurality of heat dissipating fins or placed with another independent heat sink, so that the bottom side of the base 1 is directly attached to a heat generating source (such as a central processing unit or an element requiring heat dissipation). In an alternative embodiment, the plurality of fixing units 2 of the present invention are combined with a base 1, such as an aluminum extruded base 1, a plurality of heat pipes (not shown) are embedded in the base 1, and a plurality of heat dissipation fins are arranged on the top side of the base 1.
In an embodiment, referring to fig. 2B, with the aid of fig. 1A, the base 1 may be designed as a base 1 having a chamber 193, for example, an upper plate 17 covers a temperature equalizing plate (or a hot plate) formed by a lower plate 18, a working fluid 192 (such as pure water, methanol, a refrigerant or a gas) is filled in the chamber 193, at least one capillary structure 191 (such as sintered powder, a woven mesh, a fiber body, a groove or any combination of the foregoing) is disposed in the chamber 193, and the fixing unit 2 of the present invention is disposed at four corners of the sealing position of the outer peripheral side of the temperature equalizing plate (i.e. the base 1), such that the seat 21 of the plurality of fixing units 2 of the present invention is disposed at the sealing position of the upper plate 17 corresponding to the plurality of holes 13 and the plurality of fixing holes 14 (i.e. the sealing position of the upper plate 17 of the temperature equalizing plate is the upper top side 11), and the top plate 17 of the temperature equalizing plate is optionally provided with a plurality of fins 16 or without a plurality of fins 16, wherein the sealing position is the inner side of the temperature equalizing plate is the capillary structure and the sealing position cannot be used as a circulating fluid.
Each fixing unit 2 is shown as a screw (nut) fixing pad made of plastic material in this embodiment, each fixing unit is provided with a seat 21 and a plurality of combining parts 23, the seat 21 is arranged on the top side 11 of the base 1 corresponding to the hole 13, the seat 21 is shown as four seats 21 in this embodiment, and the lower sides of the four seats 21 are attached on the top sides 11 corresponding to the four corners of the four holes 13 of the base 1. However, in practical implementation, the number of the fixing units 2 (e.g., more than five fixing units 2 or less) is the number of holes 13 (e.g., more than five holes 13 or less) matching the base 1. For convenience of description, the structure and connection relationship of one of the fixing units 2 disposed at the upper left corner of the base 1 will be described, and the structure and connection relationship of the other three fixing units 2 disposed at the lower left corner, the upper right corner and the lower right corner of the base 1 are the same, which will not be repeated. The seat 21 of the fixing unit 2 has an upper side 2101, a lower side 2102, an opening 211, a receiving space 212 communicating with the opening 211, an opening 213, a pivot slot 24, an elastic member 25, a lip 215 and a plurality of limiting ends 214, wherein the receiving space 212 is formed on the seat 21 for receiving a docking member 26.
The opening 211 penetrates through the upper side 2101 and the lower side 2102 of the seat 21 and communicates with the hole 13 of the base 1 and the accommodating space 212, the opening 211 is used for a connecting piece (such as a screw or a screw locking column) to penetrate through and connect with the abutting piece 26, the opening 213 is formed on a side wall of the seat 21 and communicates with the accommodating space 212, the opening 213 is used for providing a corresponding abutting piece 26 to move horizontally from the opening 213 into the accommodating space 212, or remove horizontally from the opening 213 away from the accommodating space 212. In practical implementation, each of the fixing units 2 may be made of a metal material, such as an alloy of iron, copper, aluminum, stainless steel, titanium, or any combination thereof. And the lip 215 is formed to protrude outward from the outer peripheral wall of the seat portion 21 corresponding to the opening 213.
The plurality of limiting ends 214 are protruded on two opposite inner sidewalls of the seat portion 21 in the accommodating space 212, in this embodiment, four limiting ends 214 are protruded from two opposite inner sidewalls adjacent to the upper side of the seat portion 21 toward the inside of the accommodating space 212, so as to limit the axial displacement of the abutment 26 between the plurality of limiting ends 214 in the accommodating space 212 and the lower side of the seat portion 21, thereby preventing the abutment 21 from being separated from the top side 11 of the seat portion 21, and the abutment 26 is shown as four abutment 26 (e.g. four nuts in a long cylindrical shape) in this embodiment, the four abutment 26 are accommodated in the accommodating space 212 corresponding to the four seat portions 21, the abutment 26 is provided with an abutment hole 261 communicating with the corresponding opening 211, and the abutment hole 261 has an internal thread on the inner side for locking the connection 432 (e.g. a screw lock post) having an external thread.
The pivot slot 24 is formed on the outer peripheral side of the seat 21 of the fixing unit 2, the elastic element 25 has a pivot section 251, an operating section 252 and a locking section 253, the operating section 252 extends from one end of the pivot section 251 to a position corresponding to the pivot slot 24, a free end of the operating section 252 is pivoted to the pivot slot 24, and the locking section 253 extends from the other end of the pivot section 251. The plurality of engaging portions 23 are disposed at the lower side of the seat 21, in this embodiment, two engaging portions 23 are shown as two engaging portions 23, the two engaging portions 23 are disposed at the lower side of one seat 21, one end of the plurality of engaging portions 23 has one or a plurality of stopping end portions 230, the stopping end portion 230 is shown as one stopping end portion 230 in this embodiment, and is in a substantially mushroom head shape (or anchor shape), after the stopping end portions 230 of the plurality of engaging portions 23 are inserted into the plurality of fixing holes 14 corresponding to the surrounding side of the hole 13 like the upper left corner of the base 1, the stopping end portions 230 of the plurality of engaging portions 23 protrude from the corresponding plurality of fixing holes 14 toward the outside of the bottom side 12 of the base so as to abut on the bottom side 12 of the hole 13 adjacent to the base 1. In addition, when the fixing unit 2 is to be detached from the base 1, the seat portion 21 of the fixing unit 2 is directly biased in an upward direction, so that the stop end portions 230 of the plurality of coupling portions 23 of the seat portion 21 are pulled out from the bottom side 12 of the base 1 through the corresponding plurality of fixing holes 14 to the upper side 11 of the base 1, and are detached, thereby achieving the effect of easy assembly and detachment and convenient operation.
With reference to fig. 3, an exploded perspective view of an embodiment of the present invention is shown; FIG. 4 is a perspective combination and a partial cross-sectional schematic view of an embodiment of the first embodiment of the present invention; FIG. 4A is a schematic diagram illustrating an assembly implementation operation of the first embodiment of the present invention; FIG. 4B is a schematic illustration of a disassembly operation of the first embodiment of the present invention; with the aid of fig. 1A and 2A. As shown in the drawing, the plurality of fixing units 2 of the present invention are disposed on a base 1 of a heat sink 3, and are applied to a circuit board 4 (such as a motherboard or a display card board or other circuit board carrying electronic components) of an electronic device (such as a computer or a notebook computer or a communication device) having a heat generating element 42 (such as a Central Processing Unit (CPU) or a Graphics Processing Unit (GPU)), the circuit board 4 is provided with a base frame 43, the base frame 43 is framed on the outer side of the heat generating element 42, the base frame 43 is provided with a plurality of hooks 431 and a plurality of connecting pieces 432, each hook 431 is disposed on the upper side of the base frame 43, each hook 431 is connected with a clamping section 253 of a seat 21 corresponding to the fixing unit 2, so as to limit the displacement of the heat sink 3, each connecting piece 432 is shown as a screw locking column in this embodiment, the plurality of screw locking columns are disposed at four corners of the base frame 43 and correspond to holes 13 at four corners of the base 1, each screw locking column (i.e. the connecting pieces 432) is provided with holes 13 corresponding to the holes 13 of the base frame 1, the connecting pieces 432 are provided on the opposite sides of the base frame 1, and the heat sink 1 are firmly connected to the base frame 12 by fastening holes 12.
Therefore, when the heat sink 3 with the plurality of fixing units 2 is mounted on the circuit board 4 (such as a motherboard of a computer), the four holes 13 of the base 1 of the heat sink 3 are correspondingly sleeved on the four screw locking posts (i.e. the connecting pieces 432) of the base frame 43, then the operation sections 252 of the elastic elements 25 of the seat 21 at the four corners are respectively clamped on the screw locking posts (i.e. the connecting pieces 432) of the base frame 43 in a first direction H1 (i.e. the first direction H1 is backward (or far from the center of the base 1), as shown in FIG. 4A), and at the same time, the clamping sections 253 of the elastic elements 25 are moved in a second direction H2 (i.e. the second direction H2 is forward (or toward the center of the base 1), so as to be clamped on the hooks 431 corresponding to the base frame 43, and then screw locking tools (such as screws; not shown) are respectively clamped on the butt-joint pieces 26 at the four corners in a first direction to enable the screw locking posts 26 to be tightly locked on the base frame 1 and the base frame 12 in a second direction.
If the heat sink 3 is to be removed from the base frame 43 of the circuit board 4, the screwing tool is used to apply the reverse time direction screwing on the upper sides of the butting pieces 26 at the four corners respectively, so that each butting piece 26 is loosened from each screwing column (i.e. the connecting piece 432) of the base frame 43, then the operation section 252 of the elastic element 25 of the seat 21 at the four corners respectively applies force in the second direction H2 (as shown in fig. 4B), and at the same time, the clamping section 253 of each elastic element 25 moves in the first direction H1 (as shown in fig. 4B) opposite to the second direction H2 until the clamping section 253 of each elastic element 25 is far away from the clamping hook 431 corresponding to the base frame 43, and then the heat sink 3 can be directly removed from the base frame 43.
In an alternative embodiment, the pivot slot 24 and the elastic element 25 of each fixing unit 2 can be omitted.
Therefore, by means of the structural design that the plurality of fixing units 2 and the base 1 can be assembled or disassembled, the effects of easy assembly and disassembly and time saving of assembly and disassembly can be achieved, and the radiator 3 combined with the fixing units 2 is applied to the circuit board 4 of the electronic equipment 4, so that the effects of simple operation and rapid assembly and disassembly can be achieved.
Fig. 5 is a schematic exploded perspective view of a second embodiment of the present invention; FIG. 6A is a schematic partial cross-sectional view of a second embodiment of the present invention; FIG. 6B is a schematic partial cross-sectional view of a second embodiment of the present invention in one embodiment; with the aid of which reference is made to fig. 2. The structure and connection relationship and efficacy of the present embodiment are substantially the same as those of the first embodiment, so that the description thereof will not be repeated, and the difference between them is that: each of the connecting portions 23 of each of the fixing units 2 is provided with a plurality of extension arms 231, a pre-shrinking space 238 is formed between the plurality of extension arms 231, so that the plurality of extension arms 231 can form elastic displacement in the pre-shrinking space 238, the plurality of extension arms 231 in this embodiment represent two extension arms 231, the plurality of stop end portions 230 form a free end of the two extension arms 231, the plurality of stop end portions 230 of each of the connecting portions 23 protrude to the bottom side 12 of the base 1 corresponding to the plurality of fixing holes 14 penetrating through the periphery of the hole 13 and respectively abut against the bottom side 12 of the base 1, for example, the stop end portions 230 of the two extension arms 231 of the fixing unit 2 arranged at the lower left corner are penetrated through the two fixing holes 14 corresponding to the lower left corner of the adjacent base 1, and simultaneously the plurality of extension arms 231 of the connecting portion 23 and the upper stop end portions 230 are subjected to inward extrusion force to elastically deform inwards towards the pre-shrinking space 238 until the plurality of stop end portions 230 of the connecting portion 23 penetrate through the plurality of fixing holes 14 at the periphery of the hole 13 to the bottom side 12 of the base 1, and simultaneously the plurality of stop end portions 230 are elastically pressed towards the lower end portions of the corresponding to the upper end portions of the base 1, and the upper end portions of the connecting portions are elastically pressed towards the lower end portions of the corresponding to the bottom side portions of the connecting portions 23. The plurality of extension arms 231 can form elastic displacement in the pre-shrinking space 238, so that the assembly and disassembly can be fast and convenient.
In an embodiment, referring to fig. 6B, each extension arm 231 has an outer surface convex body 233, the outer surface convex body 233 is adjacent to the stop end 230 and is located above the stop end 230, two opposite concave holes 15 are disposed in each hole 13 of the base 1, for example, the concave holes 15 on the inner wall of the hole 13 at the lower left corner of the base 1 are respectively engaged with the plurality of outer surface convex bodies 233 of the combining portion 23 correspondingly disposed at the lower left corner, and the outer surface convex bodies 233 of the plurality of extension arms 231 are connected with the concave holes 15 on the inner wall of the hole 13 of the base 1, so that the effect of firmly combining the fixing unit 2 and the base 1 can be increased.
Fig. 7 is a schematic view of a third embodiment of a three-dimensional assembly and a partial cross-section of the present invention; FIG. 7A is a schematic view partially in section illustrating a connection between a lever and a base of a fixing unit according to a third embodiment of the present invention; FIG. 7B is a schematic view partially in cross-section illustrating a lever of a fixing unit according to a third embodiment of the present invention in a ready-to-disengage state from a base; with the aid of fig. 1A and 2. The structure and connection relationship and efficacy of the present embodiment are substantially the same as those of the first embodiment, so that the description thereof will not be repeated, and the difference between them is that: the lip 215 of the seat 21 of each fixing unit 2 is provided with a through hole 216, two opposite supporting ends 217 and a control rod 218 capable of moving in the through hole 216, the through hole 216 penetrates through the lip 215, the supporting ends 217 extend from the inner side wall of the lip 215 to be connected to the outer peripheral side of the control rod 218 correspondingly positioned in the through hole 216, the control rod 218 is provided with an operating end 2181 and a clamping end 2182, the operating end 2181 is positioned right above the through hole 216 of the seat 21, the clamping end 2182 protrudes out of the lower side of the seat 21, and one side edge of the clamping end 2182 is concavely provided with a semicircular concave contact surface. In practice, the contact surface of the engaging end 2182 may be a full circle, an inclined plane, an arc surface or other shapes (such as ellipse).
The base 1 has a plurality of connection portions 194, in which the connection portions 194 are represented as 4 concave holes, which are concavely formed on the base 1, and the locking ends 2182 of the levers 218 corresponding to the four seats 21 are respectively connected to and disconnected from the concave holes (i.e. connection portions 194) corresponding to the base 1, for example, the locking ends 230 of the plurality of connection portions 23 of the seats 21 are abutted to the bottom side 12 of the holes 13 of the adjacent base 1, and at the same time, the contact surfaces of the locking ends 2182 of the levers 218 of the seats 21 are respectively connected to and disconnected from the concave holes corresponding to the base 1 (as shown in fig. 7A), or the locking ends 230 of the plurality of connection portions 23 of the seats 21 are respectively disconnected from the bottom side 12 of the holes 13 of the adjacent base 1, so that the contact surfaces of the locking ends 2182 of the levers 218 of the seats 21 are respectively connected to the corresponding base 1 (as shown in fig. 7A), and the base 21 is separated from the corresponding to the concave holes (as shown in fig. 7B).
In an embodiment, the plurality of connection portions 194 may be a bump body, such as four bump bodies protruding on the base 1, and corresponding to the clamping ends 2182 of the levers 218 on the four seats 21, each clamping end 2182 may be connected to or disconnected from the bump body (i.e. the connection portion 194) corresponding to the base 1.
Claims (9)
1. A base securement element, comprising:
the base is provided with a top side, a bottom side, a plurality of fixing holes and a plurality of holes, the holes and the fixing holes respectively penetrate through the top side and the bottom side of the base, and the fixing holes are positioned outside the periphery of the holes; and
The fixing units are provided with a seat part and a plurality of combining parts, the seat part is arranged on the top side of the base corresponding to the hole, the seat part is provided with an opening communicated with the hole, the combining parts are arranged on the lower side of the seat part, one end of each combining part is provided with one or a plurality of blocking end parts, the blocking end parts of the combining parts penetrate through the corresponding fixing holes so as to be abutted on the bottom side of the base, the seat part is provided with a lip part, the lip part is provided with a through hole, two opposite supporting end parts and a control rod capable of moving in the through hole, the through hole penetrates through the lip part, the supporting end parts are connected to the outer peripheral side of the control rod corresponding to the through hole in an extending manner from the inner side wall of the lip part, the control rod is provided with an operating end and a clamping end, the operating end is arranged above the through hole of the seat part, the clamping end protrudes out of the lower side of the seat part, and the base is provided with a plurality of connecting parts, and the connecting parts are arranged on the base part, and the clamping end parts can be disconnected from the corresponding connecting parts.
2. The base fixture of claim 1 wherein: the holes penetrate through four corners of the base.
3. The base fixture of claim 1 wherein: the seat part is provided with an accommodating space communicated with the opening, an opening and a plurality of limiting end parts, the accommodating space is used for accommodating a butt joint part, the opening is formed in one side wall of the seat part and is communicated with the accommodating space, the plurality of limiting end parts are convexly arranged on two opposite inner side walls of the seat part in the accommodating space, the butt joint part is provided with a butt joint hole communicated with the opening, and the butt joint hole is used for allowing a corresponding connecting part to pass through and be connected.
4. The base fixture of claim 1 wherein: the plurality of retaining ends of each connecting part penetrate through the plurality of fixing holes and are respectively abutted against the bottom side of the base.
5. The base securement element of claim 4, wherein: each extension arm has an outer surface protrusion adjacent the stop end.
6. The base fixture of claim 1 wherein: the bottom side of the base is attached to a heating element of a circuit board.
7. The base fixture of claim 1 wherein: the top side of the base is provided with a plurality of heat dissipation fins, and the heat dissipation fins and the base form a heat radiator.
8. The base fixture of claim 1 wherein: the base is a base made of solid metal material or a base with a cavity.
9. A fixation unit, comprising:
the seat part is provided with an upper side, a lower side, a containing space and an opening, the containing space is arranged on the seat part and is used for containing a butt joint part, the opening penetrates through the upper side and the lower side of the seat part and is communicated with the containing space, and a connecting part penetrates through the opening and is connected with the butt joint part; and
A plurality of combining parts which are arranged at the lower side of the seat part, wherein one end of each combining part is provided with a stop end part; and
The seat is provided with a lip, the lip is provided with a through hole, two supporting ends and a control rod capable of moving in the through hole, the through hole penetrates through the lip, the supporting ends are connected to the outer peripheral side of the control rod corresponding to the inside of the through hole in an extending mode from the inner side wall of the lip, the control rod is provided with an operation end and a clamping end, the operation end is located above the through hole of the seat, the clamping end protrudes out of the lower side of the seat, the seat is used for being combined with a base with a plurality of connecting parts, and the clamping end of the seat is movably connected with or separated from the corresponding connecting parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910060382.XA CN109960365B (en) | 2019-01-22 | 2019-01-22 | Fixing unit and base fixing element |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910060382.XA CN109960365B (en) | 2019-01-22 | 2019-01-22 | Fixing unit and base fixing element |
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| CN109960365A CN109960365A (en) | 2019-07-02 |
| CN109960365B true CN109960365B (en) | 2023-06-20 |
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| CN201910060382.XA Active CN109960365B (en) | 2019-01-22 | 2019-01-22 | Fixing unit and base fixing element |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| TWM605000U (en) * | 2020-04-29 | 2020-12-01 | 雙鴻科技股份有限公司 | Fastening device and heat dissipation module with the same |
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| CN2468095Y (en) * | 2001-02-09 | 2001-12-26 | 神基科技股份有限公司 | Radiating fin fixing device |
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| Publication number | Publication date |
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| CN109960365A (en) | 2019-07-02 |
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