CN212564020U - Special fastener of pcb circuit board convenient to dismantle - Google Patents
Special fastener of pcb circuit board convenient to dismantle Download PDFInfo
- Publication number
- CN212564020U CN212564020U CN202021232926.0U CN202021232926U CN212564020U CN 212564020 U CN212564020 U CN 212564020U CN 202021232926 U CN202021232926 U CN 202021232926U CN 212564020 U CN212564020 U CN 212564020U
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- screw
- nut
- magic
- slider
- circuit board
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Abstract
The utility model discloses a convenient-to-disassemble fastener special for pcb circuit board, which comprises a screw, wherein a chute is arranged on the outer wall of one end of the screw, a slide block is arranged inside the chute, the surface of the screw is connected with a nut through threads, a second magic tape is fixed on the surface of the bottom of the nut, a first magic tape is adhered on the surface of the second magic tape, and the first magic tape is fixed on the end surface of the slide block; the utility model discloses a slider of design, slider are located the spout and can slide according to the position of actual nut, and then paste its two magic and glue together, guarantee that screw and nut are spacing each other, paste through the first magic of design and paste with the second magic, and two magic are pasted and are adhered each other, and then are in the same place slider and nut interconnect, carry on spacingly to it, guarantee that screw and nut receive vibrations effect and can not take place the spin, increase the utility model discloses an installation fastness.
Description
Technical Field
The utility model belongs to the technical field of the installation of PCB circuit board, concretely relates to special fastener of PCB circuit board convenient to dismantle.
Background
The pcb circuit board special fastener is mainly assembled by a screw and a nut, the screw penetrates through an installation hole of the circuit board and an installation part, and then the nut is sleeved at one end of the fastener to be screwed and fixed with the screw in a threaded manner, so that the circuit board is assembled and fastened.
Current pcb circuit board special fastener is when using, it is fixed to close its nut and screw soon through the screw thread, make its two tables all laminate with circuit board and installed part surface, realize pushing down fastening effect, current nut soon admittedly on the screw after, it does not prevent to spin the subassembly from spacing to it, lead to in the in-service use of actual equipment, follow equipment between screw and the nut and take place certain vibrations effect, and then make its both relative rotations appear, take place not hard up, lead to the insecure problem of installation of circuit board, therefore the utility model provides a convenient to detach's pcb circuit board special fastener.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pcb circuit board special fastener convenient to dismantle to solve the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a pcb circuit board special fastener convenient to dismantle, includes the screw, the spout has been seted up to screw one end outer wall, the inside slider that is provided with of spout, there is the nut screw surface through threaded connection, nut bottom fixed surface has the second magic to paste, the second magic is pasted the surface and is pasted through gluing even there is first magic subsides, first magic is pasted and is fixed at the slider terminal surface.
Preferably, the screw top surface has been seted up the flat mouthful, the mounting groove has all been seted up to flat mouthful both sides, the inside both sides of flat mouthful all are provided with the side piece, side piece one end is inserted inside the mounting groove and is connected with the screw.
Preferably, the screw and the nut are stainless steel components, and a locking washer is arranged at the top of the nut.
Preferably, the cross section of the second magic tape is of a circular structure, and the longitudinal section of the sliding block is of an L-shaped structure.
Preferably, the end face of the sliding block is provided with a sliding hole, a guide rod penetrates through the sliding hole, and the guide rod is fixed on the end face of the sliding groove.
Preferably, the surface of one end of the guide rod is provided with an arc surface with a certain radian, and the nut is of an inner hexagonal structure.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) through the slider of design, the slider is located the spout and can slides according to the position of actual nut, and then pastes two magic with it and glue together, guarantees that screw and nut are spacing each other, pastes through the first magic of design and pastes with the subsides of second magic, and two magic are pasted each other and are adhered, and then with slider and nut interconnect together, carry on spacingly to it, guarantee that screw and nut receive vibrations effect and can not take place the spin, increase the utility model discloses an installation fastness is through the guide arm of design, and is spacing to the slider that is in the spout, avoids it to drop from in the spout.
(2) Through the side piece of design, the side piece can insert the mounting groove according to actual demand in, and then installs at the flat mouthful inboard, adjusts the intraoral size of flat, makes its and flat mouthful spanner port phase-match, avoids it to appear the bore oversize, and then when twisting the spanner, causes the damage to the flat mouthful, through the screw and the nut of design, both close the connection soon through the screw, and then it is more convenient to make the circuit board dismantle at the later stage.
Drawings
Fig. 1 is a front view of the present invention;
FIG. 2 is a partial side sectional view of the screw and slider assembly of the present invention;
FIG. 3 is a partial enlarged view of the position A of the present invention;
in the figure: 1. a screw; 2. flattening; 3. a chute; 4. a guide bar; 5. a nut; 6. a first magic tape; 7. a slider; 8. a second magic tape; 9. a slide hole; 10. mounting grooves; 11. and (7) side blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1 and fig. 2, the present invention provides a technical solution: a convenient-to-disassemble fastener special for pcb circuit board comprises a screw 1, a chute 3 is arranged on the outer wall of one end of the screw 1, a slide block 7 is arranged in the chute 3, the slide block 7 is positioned in the chute 3 and can slide according to the position of an actual nut 5, and then two magic tapes are adhered together to ensure that the screw 1 and the nut 5 are mutually limited, the nut 5 is connected with the surface of the screw 1 through a thread, a second magic tape 8 is fixed on the surface of the bottom of the nut 5, a first magic tape 6 is adhered on the surface of the second magic tape 8, the two magic tapes are adhered together through the designed first magic tape 6 and the second magic tape 8, and then the slide block 7 and the nut 5 are mutually connected to limit the slide block 7 and the nut 5, so as to ensure that the screw 1 and the nut 5 can not spin under the vibration effect, thus the installation firmness of the utility model is increased, the first magic tape 6 is fixed on the end surface of, the cross section of second magic subsides 8 is circular structure, and the longitudinal section of slider 7 is L type structure, and the draw hole 9 has been seted up to slider 7 terminal surface, and the inside through-going of draw hole 9 has guide arm 4, through the guide arm 4 of design, carries on spacingly to slider 7 that is in spout 3, avoids it to drop from spout 3 in, and guide arm 4 is fixed at 3 terminal surfaces of spout, and 4 end surfaces of guide arm are provided with the arc surface that is certain radian, and nut 5 is the allen key structure.
Example 2
Referring to fig. 1 to 3, the present invention provides a technical solution: a convenient-to-disassemble fastener special for pcb circuit board comprises a screw 1, a chute 3 is arranged on the outer wall of one end of the screw 1, a slide block 7 is arranged in the chute 3, the slide block 7 is positioned in the chute 3 and can slide according to the position of an actual nut 5, and then two magic tapes are adhered together to ensure that the screw 1 and the nut 5 are mutually limited, the nut 5 is connected with the surface of the screw 1 through a thread, a second magic tape 8 is fixed on the surface of the bottom of the nut 5, a first magic tape 6 is adhered on the surface of the second magic tape 8, the two magic tapes are adhered together through the designed first magic tape 6 and the second magic tape 8, and then the slide block 7 and the nut 5 are mutually connected to limit the slide block 7 and the nut 5, so as to ensure that the screw 1 and the nut 5 can not spin under the vibration effect, thus the installation firmness of the utility model is increased, the first magic tape 6 is fixed on the end surface of, the cross section of second magic subsides 8 is circular structure, and the longitudinal section of slider 7 is L type structure, and the draw hole 9 has been seted up to slider 7 terminal surface, and the inside through-going of draw hole 9 has guide arm 4, through the guide arm 4 of design, carries on spacingly to slider 7 that is in spout 3, avoids it to drop from spout 3 in, and guide arm 4 is fixed at 3 terminal surfaces of spout, and 4 end surfaces of guide arm are provided with the arc surface that is certain radian, and nut 5 is the allen key structure.
In this embodiment, it is preferred, plain end 2 has been seted up on screw 1 top surface, mounting groove 10 has all been seted up to plain end 2 both sides, the inside both sides of plain end 2 all are provided with side piece 11, side piece 11 through the design, side piece 11 can insert in mounting groove 10 according to actual demand, and then install in plain end 2 inboardly, adjust the size in plain end 2, make its and plain end spanner port phase-match, avoid it to appear the bore oversize, and then when twisting the spanner, cause the damage to plain end 2, side piece 11 one end is inserted inside being connected with screw 1 in mounting groove 10, screw 1 is stainless steel component with nut 5, nut 5 top is provided with lock washer.
The utility model discloses a theory of operation and use flow: the utility model discloses when using, run through its screw 1 in the mounting hole of circuit board and installed part, a pot head has nut 5, inserts flat mouthful 2 inside twisted it both soon through flat mouthful spanner, and then makes both carry out the screw thread and close soon and fix its circuit board, twisting the in-process soon, and 2 inside side pieces 11 that are provided with of its flat mouthful, and then play and adjust flat mouthful 2 bore, guarantee that flat mouthful 2 bore and flat mouthful spanner port want to match, the utility model discloses screw up the back, slide into spout 3 inside its slider 7 once more, make guide arm 4 run through inside slider 7's smooth hole 9 simultaneously, make the first magic of its slider 7 tip paste 6 and the mutual adhesion of nut 5 second magic subsides 8 on surface to reach limiting displacement.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a pcb circuit board special fastener convenient to dismantle, includes screw (1), its characterized in that: spout (3) have been seted up to screw (1) one end outer wall, spout (3) inside is provided with slider (7), screw (1) surface has nut (5) through threaded connection, nut (5) bottom fixed surface has second magic subsides (8), second magic subsides (8) surface has first magic subsides (6) through gluing, first magic subsides (6) are fixed at slider (7) terminal surface.
2. A readily removable pcb board specific fastener as claimed in claim 1, wherein: flat mouthful (2) have been seted up on screw (1) top surface, mounting groove (10) have all been seted up to flat mouthful (2) both sides, the inside both sides of flat mouthful (2) all are provided with side piece (11), side piece (11) one end is inserted mounting groove (10) and is inside to be connected with screw (1).
3. A readily removable pcb board specific fastener as claimed in claim 2, wherein: the screw (1) and the nut (5) are stainless steel components, and a locking washer is arranged at the top of the nut (5).
4. A readily removable pcb board specific fastener as claimed in claim 1, wherein: the cross section of the second magic tape (8) is of a circular structure, and the longitudinal section of the sliding block (7) is of an L-shaped structure.
5. A readily removable pcb board specific fastener as claimed in claim 4, wherein: the end face of the sliding block (7) is provided with a sliding hole (9), a guide rod (4) penetrates through the sliding hole (9), and the guide rod (4) is fixed on the end face of the sliding groove (3).
6. A readily removable pcb board specific fastener as claimed in claim 5, wherein: the surface of one end of the guide rod (4) is provided with an arc surface with a certain radian, and the screw cap (5) is of an inner hexagonal structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021232926.0U CN212564020U (en) | 2020-06-30 | 2020-06-30 | Special fastener of pcb circuit board convenient to dismantle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021232926.0U CN212564020U (en) | 2020-06-30 | 2020-06-30 | Special fastener of pcb circuit board convenient to dismantle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212564020U true CN212564020U (en) | 2021-02-19 |
Family
ID=74615290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021232926.0U Active CN212564020U (en) | 2020-06-30 | 2020-06-30 | Special fastener of pcb circuit board convenient to dismantle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212564020U (en) |
-
2020
- 2020-06-30 CN CN202021232926.0U patent/CN212564020U/en active Active
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