CN110868168A - Filter convenient to dismantle - Google Patents
Filter convenient to dismantle Download PDFInfo
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- CN110868168A CN110868168A CN201911104185.XA CN201911104185A CN110868168A CN 110868168 A CN110868168 A CN 110868168A CN 201911104185 A CN201911104185 A CN 201911104185A CN 110868168 A CN110868168 A CN 110868168A
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- shell
- circuit board
- main circuit
- sides
- plate
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H1/00—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H1/00—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
- H03H2001/0021—Constructional details
Abstract
The invention discloses a filter convenient to disassemble, which comprises a shell and limiting plates, wherein the bottom ends of two sides of the shell are provided with extension plates, connecting seats are arranged above the extension plates, through holes are formed in the connecting seats, the connecting seats are connected with fastening bolts through the through holes, anti-loosening springs are connected in the middle positions of the fastening bolts, first bolts are connected to two sides of the shell, which are perpendicular to the surfaces of the extension plates, the first bolts are fixedly connected with connecting grooves at two ends of a regular block, a connecting plate is arranged in the middle position of the interior of the shell, and the limiting plates are arranged on two sides of the connecting plate. This wave filter convenient to dismantle screws off the second bolt from the connecting plate earlier, and the rethread extrusion stretches out the buckle of casing both sides for during buckle extrusion supporting spring withdrawed to the casing, it is close to the main circuit board edge of regular piece lower extreme with detaining the casing to conveniently dismantle casing and main circuit board.
Description
Technical Field
The invention relates to the technical field of filters, in particular to a filter convenient to disassemble.
Background
The power filter is a filter circuit composed of a capacitor, an inductor and a resistor, the filter can effectively filter a frequency point with a specific frequency in a power line or frequencies except the frequency point to obtain a power signal with the specific frequency or eliminate the power signal with the specific frequency, the existing filter has some defects in structural design, so that the disassembly between a body and a shell of the filter is difficult, when the interior of the filter needs to be maintained, the main circuit board is inconvenient to weld and maintain, therefore, the filter is expected to improve the assembly and disassembly efficiency through innovation, the conductive cable connection is convenient, the use efficiency is improved, the maximum value is exerted, along with the development of science and technology, the filter convenient to disassemble has great development, and the development brings great convenience to people when the filter is assembled and disassembled, the variety and number thereof are also increasing day by day.
Although the number and the type of the filter which is easy to disassemble are very large, the filter which is easy to disassemble on the market has the following disadvantages: supporting bolt on the wave filter drops easily, and the wave filter is not hard up easily after fixed, and regular piece on the wave filter is not convenient for install and dismantle, and the wave filter is in disorder easily when connecting electrically conductive cable, irregular, and the location of not being convenient for is connected between the shell of wave filter and the main circuit board, and the fixed clamp of not being convenient for between the shell of wave filter and the main circuit board is not convenient for dismantle between the shell of wave filter and the main circuit board. It is therefore desirable to improve upon existing filters that are easy to disassemble.
Disclosure of Invention
The invention aims to provide a filter convenient to disassemble, and aims to solve the problems that a matched bolt on the filter on the market is easy to fall off, the filter is easy to loosen after being fixed, regular blocks on the filter are inconvenient to assemble and disassemble, the filter is easy to scatter and irregularly when a conductive cable is connected, a shell of the filter is inconvenient to position and connect with a main circuit board, the shell of the filter is inconvenient to fixedly clamp with the main circuit board, and the shell of the filter is inconvenient to disassemble with the main circuit board.
In order to achieve the purpose, the invention provides the following technical scheme: a filter convenient to disassemble comprises a shell and a limiting plate, wherein the bottom ends of the two sides of the shell are provided with an extension plate, a connecting seat is arranged above the extension plate, a through hole is arranged in the connecting seat,
the connecting seat is connected with a fastening bolt through a through hole, the middle position of the fastening bolt is connected with an anti-loosening spring, two sides of the shell, which are perpendicular to the surface of the extending plate, are connected with first bolts, the first bolts and connecting grooves at two ends of the regular block are fixedly connected, the interior of the regular block is connected with a mounting groove, the regular block is butted with threaded columns at two sides of the shell through the mounting groove, and the threaded columns are connected with clamping plates;
the inside intermediate position of casing is provided with the connecting plate, the limiting plate sets up the both sides position at the connecting plate, the bottom of connecting plate is provided with main circuit board, main circuit board connects through second bolt and connecting plate, the position department that main circuit board both sides are close to the limiting plate is fixed with the support, the top of support is provided with fixed establishment, main circuit board is close to the both ends department welded mounting of regulation piece and has binding post, binding post's adjacent position department is provided with the wave trapper, main circuit board's central position department is fixed with the inductance.
Preferably, the number of the connecting seats is two, four, and the two groups of connecting seats are symmetrically distributed about the central section of the shell, and the same group of connecting seats are symmetrically distributed at two ends of the extending plate.
Preferably, the circumferential surfaces of the head end and the tail end of the fastening bolt are provided with threads, the cross section size of the middle position of the fastening bolt is matched with the inner cross section size of the anti-loosening spring, the outer diameter of the anti-loosening spring on the fastening bolt is smaller than the maximum diameter of the through hole, and the surface of the through hole outside the fastening bolt is a smooth surface.
Preferably, the connecting grooves are U-shaped and are symmetrically distributed about the vertical central section of the regulating block.
Preferably, the connecting plates are provided in two, and the two connecting plates are symmetrically distributed about a center line of the case, and a distance from the connecting plate to a bottom surface of the case is equal to a thickness of the main circuit board, and the connecting plate is internally provided with a screw thread.
Preferably, the limiting plates are symmetrically distributed about the center line of the connecting plate, the cross section of the inner sides of the limiting plates is in an inverted U-shaped structure, and the thickness of the limiting plates is smaller than the distance between the support and the inner wall of the shell.
Preferably, the fixing mechanism comprises a fixing shell, a supporting spring and a buckle, the supporting spring is connected inside the fixing shell, and one end of the supporting spring is connected with the buckle.
Preferably, one end of the buckle is in penetrating connection with the shell at the position of the limit plate, the cross section of the buckle connected inside the fixed shell is larger than that of the part penetrating the fixed shell, and the diameter of the buckle extending out of the outer side of the fixed shell is matched with the vertical distance between the inner side surfaces of the limit plate.
Compared with the prior art, the invention has the beneficial effects that:
(1) the filter convenient to disassemble is characterized in that the fastening bolt is placed into the connecting seats at two sides of the extending plate, and the anti-loosening spring is rotationally connected through the thread at one end of the fastening bolt, so that the anti-loosening spring is connected to the middle position of the fastening bolt, and the fastening bolt is prevented from falling off from the connecting seats;
(2) the filter convenient to disassemble aims at the position of appointed installation of the shell, the fastening bolt on the connecting seat is screwed down, so that the fastening bolt is completely connected into the appointed threaded hole, the locking spring is stressed and extruded when the fastening bolt is completely screwed into the appointed threaded hole, the shell is in a contraction state in the through hole of the connecting seat, and the surface of the appointed position and the connecting seat are extruded by the locking spring, so that the shell is prevented from loosening at the appointed position;
(3) the filter convenient to disassemble is characterized in that the first bolts on the two sides of the shell are unscrewed, the regular blocks are connected to the first bolts in an aligning way through the connecting grooves, the first bolts are screwed down to clamp and fix the regular blocks, otherwise, the first bolts are unscrewed to disassemble the regular blocks, so that the regular blocks are convenient to assemble and disassemble;
(4) when the conductive cable is connected, the circular connector of the cable is penetrated on the threaded column, the other clamping plate is connected to the threaded column, the matched nut on the threaded column is screwed down to enable the two clamping plates to stably move in the mounting groove of the regular block, so that the cable connector between the two clamping plates is clamped and fixed, and the clamping plates cannot rotate in a rotating angle when clamped through the characteristic that the widths of the mounting groove and the clamping plates are identical, so that the cable is guaranteed to be stably clamped, and the connection cable is prevented from being scattered and irregular;
(5) when the shell and the main circuit board need to be connected, the buckles extending out of the fixed shells on the two sides of the main circuit board are aligned to the inner parts of the limiting plates, and then the back surface of the main circuit board is pressed, so that the buckles on the fixed shell slide in the limiting plates, and the shell and the main circuit board are conveniently positioned and connected;
(6) when the top of the main circuit board contacts the connecting plate, the buckles are popped out from the holes on the two sides of the shell under the extrusion of the supporting springs, the second bolt is used for connecting from the centers of the two ends of the bottom of the main circuit board, and the second bolt is screwed to connect and fix the second bolt and the connecting plate on the main circuit board, so that the shell and the main circuit board are conveniently fixed;
(7) this wave filter convenient to dismantle, when needs are dismantled the casing and the main circuit board of wave filter, unscrew the second bolt from the connecting plate earlier, the buckle of casing both sides is stretched out in the rethread extrusion for during buckle extrusion supporting spring withdrawed into the casing, it is close to the main circuit board edge of regular piece lower extreme with detaining the casing, thereby conveniently dismantle casing and main circuit board.
Drawings
FIG. 1 is a schematic diagram of a front view of a filter of the present invention;
FIG. 2 is a schematic diagram of a front cross-sectional structure of a filter of the present invention that is easy to disassemble;
FIG. 3 is a schematic top cross-sectional view of a filter of the present invention for easy disassembly;
FIG. 4 is a schematic bottom view of the filter of the present invention;
fig. 5 is an enlarged schematic structural view of the filter fixing mechanism convenient to detach according to the present invention.
In the figure: 1. a housing; 2. extending the plate; 3. a connecting seat; 4. a through hole; 5. a bolt; 6. a locking spring; 7. a first bolt; 8. the block is regulated; 9. connecting grooves; 10. mounting grooves; 11. a threaded post; 12. a splint; 13. a connecting plate; 14. a limiting plate; 15. a main circuit board; 16. a second bolt; 17. a support; 18. a fixing mechanism; 1801. a stationary housing; 1802. a support spring; 1803. buckling; 19. a wiring terminal; 20. a wave trap; 21. an inductance.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a filter convenient to disassemble comprises a shell 1, an extension plate 2, connecting seats 3, through holes 4, fastening bolts 5, anti-loosening springs 6, first bolts 7, a regulating block 8, a connecting groove 9, a mounting groove 10, a threaded column 11, a clamping plate 12, connecting plates 13, a limiting plate 14, a main circuit board 15, a second bolt 16, a support 17, a fixing mechanism 18, a connecting terminal 19, a wave trapper 20 and an inductor 21, wherein the extension plate 2 is arranged at the bottom ends of two sides of the shell 1, the connecting seats 3 are arranged above the extension plate 2, the connecting seats 3 are provided with four groups, the connecting seats 3 are symmetrically distributed about the central section of the shell 1, the connecting seats 3 are symmetrically distributed at the two ends of the extension plate 2, and the fastening bolts 5 can be connected through the connecting seats 3 which are symmetrically distributed, thereby facilitating the installation and fixation of the shell 1 at the designated position, the connecting seat 3 is internally provided with a through hole 4, wherein,
the connecting seat 3 is connected with a fastening bolt 5 through a through hole 4, the circumferential surfaces of the head end and the tail end of the fastening bolt 5 are provided with threads, the cross section size of the middle position of the fastening bolt 5 is matched with the inner cross section size of a locking spring 6, the outer diameter of the locking spring 6 on the fastening bolt 5 is smaller than the maximum diameter of the through hole 4, the surface of the through hole 4 outside the fastening bolt 5 is a smooth surface, the cross section size of the middle position of the fastening bolt 5 is matched with the inner cross section size of the locking spring 6, the locking spring 6 can be prevented from falling off from the fastening bolt 5, the locking spring 6 is connected with the middle position of the fastening bolt 5, the two sides of the shell 1, which are vertical to the surface of the extending plate 2, are connected with first bolts 7, the first bolts 7 are fixedly connected with connecting grooves 9 at the two ends of the regulating block 8, and the, the connecting grooves 9 are symmetrically distributed about the vertical central section of the regulating block 8, the connecting grooves 9 are arranged in a U shape, the regulating block 8 can be conveniently mounted and dismounted through connection between the connecting grooves 9 and the first bolts 7, the regulating block 8 is internally connected with a mounting groove 10, the regulating block 8 is in butt joint with threaded columns 11 on two sides of the shell 1 through the mounting groove 10, and the threaded columns 11 are connected with clamping plates 12;
the middle position inside the shell 1 is provided with two connecting plates 13, the two connecting plates 13 are symmetrically distributed about the center line of the shell 1, the distance from the connecting plates 13 to the bottom surface of the shell 1 is equal to the thickness of the main circuit board 15, the inside of the connecting plates 13 is provided with threads, the distance from the connecting plates 13 to the bottom surface of the shell 1 is equal to the thickness of the main circuit board 15, when the main circuit board 15 is fixed on the connecting plates 13 through second bolts 16, the bottom of the main circuit board 15 is ensured to be flush with the bottom of the shell 1, the limiting plates 14 are arranged at two side positions of the connecting plates 13, the limiting plates 14 are symmetrically distributed about the center line of the connecting plates 13, the cross section of the inner sides of the limiting plates 14 is in an inverted U-shaped structure, and the thickness of the limiting plates 14 is smaller than the distance from the support 17 to the inner, the center line symmetrical distribution of the limiting plates 14 relative to the connecting plates 13 is set, when the shell 1 and the main circuit board 15 are connected, the two sides of the main circuit board 15 are prevented from being stressed unevenly, the main circuit board 15 is arranged at the bottom of the connecting plates 13, the main circuit board 15 is connected with the connecting plates 13 through the second bolts 16, the two sides of the main circuit board 15 are fixed with the supports 17 at the positions close to the limiting plates 14, the fixing mechanisms 18 are arranged above the supports 17, each fixing mechanism 18 comprises a fixing shell 1801, a supporting spring 1802 and a buckle 1803, the fixing shell 1801 is internally connected with the supporting spring 1802, one end of the supporting spring 1802 is connected with the buckle 1803, one end of the buckle 1803 is in a penetrating connection with the shell 1 at the position of the limiting plate 14, and the section size of the buckle 1803 connected inside the fixing shell 1801 is larger than the section size of the part penetrating, the diameter of the buckle 1803 extending out of the outer side of the fixing casing 1801 is matched with the vertical distance between the inner side surfaces of the limiting plates 14, the cross section size of the buckle 1803 connected inside the fixing casing 1801 is larger than the cross section size of the part penetrating through the fixing casing 1801, so that when the buckle 1803 stretches and retracts inside the fixing casing 1801 through the supporting spring 1802, the buckle 1803 cannot be separated from the inside of the fixing casing 1801, the connecting terminals 19 are welded and installed at the two ends of the main circuit board 15 close to the regulating block 8, the wave trappers 20 are arranged at the adjacent positions of the connecting terminals 19, and the inductors 21 are fixed at the central position of the main circuit board 15.
The working principle is as follows: when the filter convenient to disassemble is used, firstly, the fastening bolt 5 is placed in the connecting seats 3 at two sides of the extending plate 2, then the anti-loose spring 6 is rotationally connected through the thread at one end of the fastening bolt 5, so that the anti-loose spring 6 is connected to the middle position of the fastening bolt 5, thereby avoiding the fastening bolt 5 from falling off from the connecting seats 3, then the first bolts 7 at two sides of the shell 1 are unscrewed, the regulating block 8 is aligned and connected on the first bolts 7 through the connecting grooves 9, the first bolts 7 are screwed to clamp and fix the regulating block 8, otherwise, the first bolts 7 are unscrewed to disassemble the regulating block 8, then the shell 1 is aligned to the appointed installation position, the fastening bolt 5 on the connecting seat 3 is screwed, so that the fastening bolt 5 is completely connected into the appointed threaded hole, and when the fastening bolt 5 is completely screwed into the appointed threaded hole, the anti-loosening spring 6 is extruded under stress and is in a shrinkage state in the through hole 4 of the connecting seat 3, the surface of a specified position and the connecting seat 3 are extruded through the anti-loosening spring 6, so that the shell 1 is prevented from loosening at the specified position, then the clamping plates 12 are connected on the threaded columns 11 in the mounting grooves 10, when conducting cables are connected, the circular joints of the cables are penetrated on the threaded columns 11, the other clamping plate 12 is connected on the threaded columns 11, the matched nuts on the threaded columns 11 are screwed up to enable the two clamping plates 12 to stably move in the mounting grooves 10 of the specified block 8, so that cable connectors between the two clamping plates 12 are clamped and fixed, through the characteristic that the widths between the mounting grooves 10 and the clamping plates 12 are matched, the clamping plates 12 cannot rotate when being clamped, thereby ensuring stable clamping of the cables and avoiding scattering and irregularity of the connecting cables, when the housing 1 and the main circuit board 15 need to be connected, the buckles 1803 extending from the fixed housings 1801 at the two sides of the main circuit board 15 are aligned to the inner parts of the limit plates 14, then the back surface of the main circuit board 15 is pressed, so that the buckles 1803 on the fixed housings 1801 slide in the limit plates 14, thereby facilitating the positioning connection of the housing 1 and the main circuit board 15, when the top of the main circuit board 15 contacts the connecting plates 13, the buckles 1803 are ejected out from the holes at the two sides of the housing 1 under the extrusion of the supporting springs 1802, the second bolts 16 are used for connecting from the centers of the two ends of the bottom of the main circuit board 15, the second bolts 16 are screwed down from the connecting plates 13 to fix the housing 1 and the main circuit board 15, finally, when the housing 1 and the main circuit board 15 of the filter need to be dismounted, the second bolts 16 are firstly screwed down from the connecting plates 13, then, the buckles 1803 extending out of the two sides of the housing 1 are pressed to enable the buckles 1803 to press the supporting springs 1802 to retract into the housing 1, the housing 1 is buckled with the edge of the main circuit board 15 close to the lower end of the regulating block 8, so that the housing 1 and the main circuit board 15 are disassembled and separated, when the filter works, an external conductive cable is connected with a connecting terminal 19 on the main circuit board 15 through the threaded column 11, and filtering processing is completed through the wave trapper 20, the inductor 21 and other components, so that the content which is not described in detail in the description belongs to the prior art which is known by a person skilled in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. A filter convenient to dismantle, includes casing (1) and limiting plate (14), its characterized in that: the bottom ends of the two sides of the shell (1) are provided with an extension plate (2), a connecting seat (3) is arranged above the extension plate (2), the inside of the connecting seat (3) is provided with a through hole (4), wherein,
the connecting seat (3) is connected with a fastening bolt (5) through a through hole (4), the middle position of the fastening bolt (5) is connected with a locking spring (6), two sides of the shell (1) perpendicular to the surface of the extending plate (2) are connected with first bolts (7), the first bolts (7) are fixedly connected with connecting grooves (9) at two ends of the regulating block (8), the inside of the regulating block (8) is connected with a mounting groove (10), the regulating block (8) is butted with threaded columns (11) at two sides of the shell (1) through the mounting groove (10), and the threaded columns (11) are connected with clamping plates (12);
casing (1) inside intermediate position is provided with connecting plate (13), limiting plate (14) set up the both sides position at connecting plate (13), the bottom of connecting plate (13) is provided with main circuit board (15), main circuit board (15) are connected through second bolt (16) and connecting plate (13), the position department that main circuit board (15) both sides are close to limiting plate (14) is fixed with support (17), the top of support (17) is provided with fixed establishment (18), main circuit board (15) are close to the both ends department welding of rule monoblock (8) and install binding post (19), the adjacent position department of binding post (19) is provided with wave trapper (20), the central point department of main circuit board (15) is fixed with inductance (21).
2. A readily removable filter according to claim 1, wherein: the connecting seats (3) are four in number, the two groups of connecting seats (3) are symmetrically distributed about the central section of the shell (1), and the connecting seats (3) are symmetrically distributed at the two ends of the extending plate (2).
3. A readily removable filter according to claim 1, wherein: the screw thread is arranged on the circumferential surfaces of the head end and the tail end of the fastening bolt (5), the section size of the middle position of the fastening bolt (5) is matched with the inner section size of the anti-loosening spring (6), the outer diameter of the anti-loosening spring (6) on the fastening bolt (5) is smaller than the maximum diameter of the through hole (4), and the surface of the outer through hole (4) of the fastening bolt (5) is a smooth surface.
4. A readily removable filter according to claim 1, wherein: the connecting grooves (9) are U-shaped, and the connecting grooves (9) are symmetrically distributed about the vertical central section of the regulating block (8).
5. A readily removable filter according to claim 1, wherein: the number of the connecting plates (13) is two, the two connecting plates (13) are symmetrically distributed about the center line of the shell (1), the distance from the connecting plates (13) to the bottom surface of the shell (1) is equal to the thickness of the main circuit board (15), and threads are arranged inside the connecting plates (13).
6. A readily removable filter according to claim 1, wherein: the limiting plates (14) are symmetrically distributed about the center line of the connecting plate (13), the cross section of the inner sides of the limiting plates (14) is in an inverted U-shaped structure, and the thickness of the limiting plates (14) is smaller than the distance between the support (17) and the inner wall of the shell (1).
7. A readily removable filter according to claim 1, wherein: the fixing mechanism (18) comprises a fixing shell (1801), a supporting spring (1802) and a buckle (1803), the supporting spring (1802) is connected inside the fixing shell (1801), and one end of the supporting spring (1802) is connected with the buckle (1803).
8. A filter as claimed in claim 7, wherein: one end of the buckle (1803) is in penetrating connection with the shell (1) at the position of the limit plate (14), the cross section size of the buckle (1803) connected inside the fixed shell (1801) is larger than that of the part penetrating the fixed shell (1801), and the diameter of the buckle (1803) extending out of the outer side of the fixed shell (1801) is matched with the vertical distance between the inner side surfaces of the limit plate (14).
9. Use of a filter which is easy to disassemble, characterized in that: firstly, a fastening bolt 5 is placed in a connecting seat 3 at two sides of an extending plate 2, then a locking spring 6 is rotatably connected through a thread at one end of the fastening bolt 5, so that the locking spring 6 is connected to the middle position of the fastening bolt 5, thereby avoiding the fastening bolt 5 from falling off from the connecting seat 3, then a first bolt 7 at two sides of a shell 1 is unscrewed, a regulating block 8 is aligned and connected on the first bolt 7 through a connecting groove 9, the first bolt 7 is screwed to clamp and fix the regulating block 8, otherwise, the first bolt 7 is unscrewed to disassemble the regulating block 8, then the shell 1 is aligned to a specified installation position, the fastening bolt 5 on the connecting seat 3 is screwed, so that the fastening bolt 5 is completely connected into a specified threaded hole, and simultaneously when the fastening bolt 5 is completely screwed into the specified threaded hole, the locking spring 6 is extruded by force and is in a contraction state in a through hole 4 of the connecting seat 3, the shell 1 is prevented from loosening at a designated position by extruding the designated position surface and the connecting seat 3 through the anti-loosening spring 6, then the clamping plates 12 are connected on the threaded columns 11 in the mounting groove 10, when conducting connection of the conductive cables, a circular joint of the cables penetrates through the threaded columns 11, the other clamping plate 12 is connected to the threaded columns 11, matched nuts on the threaded columns 11 are screwed to enable the two clamping plates 12 to stably move in the mounting groove 10 of the regulating block 8, so that cable connectors between the two clamping plates 12 are clamped and fixed, the clamping plates 12 cannot rotate when being clamped through the characteristic that the widths between the mounting groove 10 and the clamping plates 12 are matched, the cables are ensured to be stably clamped, in addition, the connection cables are prevented from being scattered and irregular, when the shell 1 and the main circuit board 15 are required to be connected, the buckles 1803 extending out of the fixed shell 1 at two sides of the main circuit board 15 are aligned to the inner part of the limiting plate 14, then pressing the back of the main circuit board 15 to make the buckle 1803 on the fixed casing 1801 slide in the limit plate 14, thereby facilitating the positioning connection between the casing 1 and the main circuit board 15, when the top of the main circuit board 15 contacts the connecting plate 13, the buckle 1803 is ejected from the holes on both sides of the casing 1 under the extrusion of the supporting spring 1802, the second bolt 16 is used to connect from the center of both ends of the bottom of the main circuit board 15, screwing the second bolt 16 to connect and fix the second bolt 16 with the connecting plate 13 on the main circuit board 15, thereby facilitating the fixing of the casing 1 and the main circuit board 15, finally, when the casing 1 of the filter and the main circuit board 15 need to be disassembled, firstly screwing the second bolt 16 off from the connecting plate 13, then extruding the buckle 1803 extending out of both sides of the casing 1, so that the buckle 1803 extrudes the supporting spring 1802 to retract into the casing 1, and simultaneously, the buckle casing 1 is close to the edge of the main circuit board 15 at the, therefore, the shell 1 and the main circuit board 15 are detached and separated, when the filter works, an external conductive cable is connected with the wiring terminal 19 on the main circuit board 15 through the threaded column 11, and filtering processing is completed through the wave trap 20, the inductor 21 and other components.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911104185.XA CN110868168B (en) | 2019-11-13 | 2019-11-13 | Filter convenient to dismantle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911104185.XA CN110868168B (en) | 2019-11-13 | 2019-11-13 | Filter convenient to dismantle |
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| Publication Number | Publication Date |
|---|---|
| CN110868168A true CN110868168A (en) | 2020-03-06 |
| CN110868168B CN110868168B (en) | 2021-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911104185.XA Active CN110868168B (en) | 2019-11-13 | 2019-11-13 | Filter convenient to dismantle |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113412022A (en) * | 2021-08-03 | 2021-09-17 | 深圳市三极技术有限公司 | External NFC coil for mobile phone shell |
| CN113853072A (en) * | 2021-10-19 | 2021-12-28 | 威胜电气有限公司 | Digital management unit hot plug structure |
| CN114597615A (en) * | 2020-12-04 | 2022-06-07 | 中国科学院国家空间科学中心 | Information communication filter |
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| CN114597615B (en) * | 2020-12-04 | 2024-03-12 | 中国科学院国家空间科学中心 | Information communication filter |
| CN113412022A (en) * | 2021-08-03 | 2021-09-17 | 深圳市三极技术有限公司 | External NFC coil for mobile phone shell |
| CN113853072A (en) * | 2021-10-19 | 2021-12-28 | 威胜电气有限公司 | Digital management unit hot plug structure |
| CN113853072B (en) * | 2021-10-19 | 2024-01-26 | 威胜能源技术股份有限公司 | Hot plug structure of digital management unit |
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Effective date of registration: 20211110 Address after: 610000 No. 3, floor 3, unit 3, building 5, No. 42, Shuxi Road, Jinniu high tech Industrial Park, Chengdu, Sichuan Applicant after: Chengdu Xinhe venture Technology Co., Ltd Address before: 518000 Room 601, Minmetals building, No. 3006, Chunfeng Road, Jianan community, Nanhu street, Luohu District, Shenzhen, Guangdong Applicant before: Shenzhen kaiheda Intelligent Equipment Co., Ltd |
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Denomination of invention: Filter easy to disassemble Effective date of registration: 20211220 Granted publication date: 20211130 Pledgee: Bank of China Limited Chengdu Jinniu sub branch Pledgor: Chengdu Xinhe venture Technology Co.,Ltd. Registration number: Y2021510000303 |