CN214177644U - Circuit board connecting structure with connector - Google Patents
Circuit board connecting structure with connector Download PDFInfo
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- CN214177644U CN214177644U CN202023280035.5U CN202023280035U CN214177644U CN 214177644 U CN214177644 U CN 214177644U CN 202023280035 U CN202023280035 U CN 202023280035U CN 214177644 U CN214177644 U CN 214177644U
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Abstract
The utility model discloses a circuit board connecting structure with connector in the technical field of circuit board connecting structure, which comprises a first mounting frame and a second mounting frame, wherein the upper end surface and the lower end surface of the inner cavity of the first mounting frame are both fixedly connected with a transverse plate through a fixed column, the end surfaces of one sides of the mutually close transverse plates are symmetrically provided with a first chute, the inner cavity of the first chute is symmetrically and slidably connected with a first slide block, the lower part of the left cavity wall of the inner cavity of the card box is fixedly connected with a first clamping block, the front end surface of the first clamping block is fixedly connected with a first arc-shaped piece, the inner cavity of the first arc-shaped piece is rotatably connected with a first semicircular block, the left end surface of the first mounting frame is fixedly connected with a second clamping block through a vertical plate, the front end surface of the second clamping block is fixedly connected with a second arc-shaped piece, the inner cavity of the second arc-, the connection mode is simple and convenient, the maintenance is convenient, and the cost is reduced.
Description
Technical Field
The utility model relates to a circuit board connection structure technical field specifically is a take circuit board connection structure of connector.
Background
The circuit board has the name: the circuit board, PCB board, aluminium base board, high frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, printed circuit board etc.. The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout. The circuit board may be referred to as a printed wiring board or printed circuit board, known in english as a PCB.
But present traditional circuit board connected mode adopts the welded mode mostly, only can scrap the processing to the circuit board when damaging, and the not convenient to detach improves the maintenance degree of difficulty and cost of maintenance.
Based on this, the utility model designs a take circuit board connection structure of connector to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a take circuit board connection structure of connector to solve the most welded mode that adopts of traditional circuit board connected mode that proposes in the above-mentioned background art, only can scrap the processing to the circuit board when damaging, the not convenient to detach improves the maintenance degree of difficulty and cost of maintenance's problem.
In order to achieve the above object, the utility model provides a following technical scheme:
a circuit board connecting structure with a connector comprises a first mounting frame and a second mounting frame, wherein the upper end face and the lower end face of the inner cavity of the first mounting frame are fixedly connected with transverse plates through fixing columns, the side end faces, close to each other, of the transverse plates are symmetrically provided with first sliding grooves, the inner cavity of each first sliding groove is symmetrically and slidably connected with a first sliding block, the lower end face of each first sliding block is fixedly connected with a sliding block, the lower end face of each sliding block is clamped with a trapezoidal plate through a second sliding block, the side end face, close to the transverse plates, of the trapezoidal plate is symmetrically provided with second sliding grooves, the second sliding blocks are slidably connected inside the second sliding grooves, and the mounting structure inside the second mounting frame is consistent with the mounting structure of the first mounting frame; the card box comprises a second mounting frame, a clamping box inner cavity and a clamping box inner cavity, wherein the right end face of the second mounting frame is symmetrically and fixedly connected with the clamping box, the lower portion of the left cavity wall of the clamping box inner cavity is fixedly connected with a first clamping block, the front end face of the first clamping block is fixedly connected with a first arc piece, the inner cavity of the first arc piece is rotatably connected with a first semicircular block, the left end face of the first mounting frame is fixedly connected with a second clamping block through a vertical plate, the front end face of the second clamping block is fixedly connected with a second arc piece, the inner cavity of the second arc piece is rotatably connected with a second semicircular block, and the second clamping block is clamped in the clamping box inner cavity.
As a further scheme of the utility model, the equal fixedly connected with cardboard of a side end face that trapezoidal plate is close to each other, the joint has the circuit board body between the cardboard.
As a further proposal of the utility model, the middle part of the front end surface of the transverse plate is connected with a rotating shaft through a convex plate in a rotating way, the upper end of the rotating shaft is fixedly connected with a rotating block, the lower part of the rotating shaft is sequentially and coaxially fixedly connected with a first winding wheel and a second winding wheel from top to bottom, the outer surface wall of the first winding wheel is wound and fixedly connected with a first rope, one end of the first rope far away from the first winding wheel is fixedly connected with the front end surface of the sliding block positioned at the left part of the transverse plate through a first fixed rod, the outer part of the second winding wheel is wound and fixedly connected with a second rope, one end of the second rope far away from the second winding wheel is fixedly connected with the front end surface of the sliding block positioned at the right part of the transverse plate through a second fixed rod, the upper part of the rotating shaft is coaxially and fixedly connected with a ratchet wheel, the front end surface of the transverse plate is fixedly connected with a supporting plate through a spring telescopic rod, the lower end surface of the supporting plate is rotatably connected with a rotating column, the lower portion of the rotating column is fixedly connected with a pawl, the pawl and the ratchet wheel are connected in a clamped mode, a torsion spring is connected to the outer portion of the rotating column in a sleeved mode, one end of the torsion spring is fixedly connected to the lower end face of the supporting plate, and the other end of the torsion spring is fixedly connected to the upper end face of the pawl.
As a further aspect of the present invention, the second slider and the second sliding groove sliding connection cross section are T-shaped, and the first slider and the first sliding groove sliding connection cross section are T-shaped.
As a further aspect of the utility model, chamber wall fixedly connected with reset spring in the first spout, reset spring one end fixed connection be in first slider side end face.
As a further proposal of the utility model, the lower part of the outer surface wall of the first arc-shaped piece and the upper part of the outer surface wall of the second arc-shaped piece are both provided with a strip-shaped groove, the lower part of the outer surface wall of the first semicircle block is fixedly connected with a first support rod, the first support rod penetrates through the strip-shaped groove, the middle part of the outer surface wall of the first support rod is fixedly connected with a first tension spring, one end of the first tension spring, which is far away from the first support rod, is fixedly connected with a shift lever through a first fixed block at the front end surface of the first clamping block, the lower end of the first support rod is fixedly connected with the shift lever, the lower end surface of the clamping box is provided with a sliding groove, the shift lever penetrates through the sliding groove, the upper part of the outer surface wall of the second semicircle block is fixedly connected with a second support rod, the second support rod penetrates through the strip-shaped groove, the upper end of the second support rod is fixedly connected with a second tension spring, one end of the second tension spring, which is far away from the second support rod, is fixedly connected with the front end surface of the second clamping block through a second fixed block, the card box inner chamber up end has seted up the direction draw-in groove, first fixture block up end fixedly connected with direction fixture block, direction fixture block sliding connection is in inside the direction draw-in groove.
Advantageous effects
Compared with the prior art, the beneficial effects of the utility model are that: the circuit board body is respectively placed between the clamping plates in the first mounting frame and the second mounting frame, then the rotating block is rotated to drive the rotating shaft to rotate, and further drive the first rolling wheel and the second rolling wheel to rotate, so that the first rope and the second rope are wound and packed simultaneously, and further drive the sliding blocks to move close to each other, and further drive the first sliding block and the second sliding block to move towards the middle part, because the trapezoidal plate is in a trapezoidal shape, the second sliding block moves towards the middle part and can extrude the trapezoidal plate to move towards the circuit board direction, and further enable the clamping plates to tightly clamp the circuit board body, after the circuit board is mounted and fixed, the second clamping block at the left part of the first mounting frame is inserted into the clamping box at the right part of the second mounting frame, the first clamping block can be smoothly inserted into the clamping box through the sliding of the guide clamping block, the first clamping block is inserted into the clamping box, at the moment, the first arc-shaped sheet and the second arc-shaped sheet can gradually overlap with each other to form a complete circle, the first semicircle block and the second semicircle block can be extruded to rotate in the overlapping process, and then the first supporting rod and the second supporting rod are pulled, so that the first tension spring and the second tension spring are stretched, after the first semicircle block and the second semicircle block are completely overlapped and overlapped to form a complete circle, the first semicircle block and the second semicircle block can respectively carry out reverse rotation under the reset action of the first tension spring and the second tension spring, so that the first installation frame and the second installation frame can be mutually clamped, so that the connection of the two circuit boards is completed, when the separation is needed, the first supporting rod is driven to rotate by pulling the deflector rod, the first semicircle block is further driven to rotate, and the second semicircle block is further driven to rotate, so that the crack between the first semicircle block and the second semicircle block and the crack between the first arc piece and the second arc piece are mutually overlapped, and the second clamping block can be pulled out from the clamping box, therefore, the separation is completed, the circuit board is convenient to mount and dismount, the maintenance is convenient, and the cost is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged schematic view of the installation structure of the rotating shaft of the present invention;
FIG. 3 is an enlarged view of the structure of the joint between the ratchet and the pawl of the present invention;
fig. 4 is a schematic sectional view of the sliding connection between the first sliding chute and the first sliding block;
FIG. 5 is an enlarged cross-sectional view of the joint between the second slider and the second chute according to the present invention;
FIG. 6 is a schematic view of the structure of the cartridge according to the present invention;
figure 7 is the utility model discloses the inside installation part structure split sketch map of card box.
In the drawings, the components represented by the respective reference numerals are listed below:
1-a first mounting frame, 2-a second mounting frame, 3-a first sliding groove, 4-a first sliding block, 5-a sliding block, 6-a second sliding block, 7-a trapezoidal plate, 8-a second sliding groove, 9-a card box, 10-a first clamping block, 11-a first arc-shaped sheet, 12-a first semicircle block, 13-a second clamping block, 14-a second semicircle block-, 15-a clamping plate, 16-a circuit board body, 17-a convex plate, 18-a rotating shaft, 19-a first winding wheel, 20-a second winding wheel, 21-a first rope, 22-a first fixing rod, 23-a second rope, 24-a second fixing rod, 25-a ratchet wheel, 26-a spring telescopic rod, 27-a supporting plate, 28-a rotating column, 29-a pawl and 30-a torsion spring, 31-a return spring, 32-a second arc-shaped piece, 33-a first supporting rod, 34-a strip-shaped groove, 35-a first tension spring, 36-a first fixing block, 37-a sliding groove, 38-a second supporting rod, 39-a second tension spring, 40-a second fixing block, 41-a guide clamping groove, 42-a guide clamping block and 43-a transverse plate.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution:
a circuit board connecting structure with a connector comprises a first mounting frame 1 and a second mounting frame 2, wherein the upper end face and the lower end face of the inner cavity of the first mounting frame 1 are fixedly connected with a transverse plate 43 through fixing columns, the mutually close side end faces of the transverse plates 43 are symmetrically provided with first sliding grooves 3, the inner cavity of each first sliding groove 3 is symmetrically and slidably connected with a first sliding block 4, the lower end face of each first sliding block 4 is fixedly connected with a sliding block 5, the lower end face of each sliding block 5 is clamped with a trapezoidal plate 7 through a second sliding block 6, one side end face of each trapezoidal plate 7 close to the transverse plate 43 is symmetrically provided with a second sliding groove 8, the second sliding block 6 is slidably connected inside the second sliding groove 8, and the mounting structure inside the second mounting frame 2 is consistent with the mounting structure inside the first mounting frame 1; 2 right-hand member face symmetry fixedly connected with card boxes 9 of second installing frame, the first fixture block 10 of card box 9 inner chamber left chamber wall lower part fixedly connected with, the first arc piece 11 of terminal surface fixedly connected with before the first fixture block 10, 11 inner chambers of first arc piece rotate and are connected with first semicircle piece 12, 1 left end face of first installing frame passes through riser symmetry fixedly connected with second fixture block 13, terminal surface fixedly connected with second arc piece 32 before the second fixture block 13, 32 inner chambers of second arc piece rotate and are connected with second semicircle piece 14, the joint of second fixture block 13 is at the card box 9 inner chamber.
Wherein, the side end surfaces of the trapezoidal plates 7 close to each other are fixedly connected with clamping plates 15, a circuit board body 16 is clamped between the clamping plates 15, the middle part of the front end surface of the transverse plate 43 is rotatably connected with a rotating shaft 18 through a convex plate 17, the upper end of the rotating shaft 18 is fixedly connected with a rotating block, the lower part of the rotating shaft 18 is sequentially and coaxially fixedly connected with a first rolling wheel 19 and a second rolling wheel 20 from top to bottom, the outer surface wall of the first rolling wheel 19 is wound and fixedly connected with a first rope 21, one end of the first rope 21 far away from the first rolling wheel 19 is fixedly connected with the front end surface of the sliding block 5 positioned at the left part of the transverse plate 43 through a first fixing rod 22, the outer part of the second rolling wheel 20 is wound and fixedly connected with a second rope 23, one end of the second rope 23 far away from the second rolling wheel 20 is fixedly connected with the front end surface of the sliding block 5 positioned at the right part of the transverse plate 43 through a second fixing rod 24, the upper part of the rotating shaft 18 is coaxially and fixedly connected with a ratchet 25, the front end surface of the transverse plate 43 is fixedly connected with a supporting plate 27 through a spring telescopic rod 26, the lower end surface of the support plate 27 is rotatably connected with a rotating column 28, the lower part of the rotating column 28 is fixedly connected with a pawl 29, the pawl 29 is mutually clamped and connected with the ratchet wheel 25, the outer part of the rotating column 28 is sleeved and connected with a torsion spring 30, one end of the torsion spring 30 is fixedly connected with the lower end surface of the support plate 27, the other end of the torsion spring 30 is fixedly connected with the upper end surface of the pawl 29, the cross section of the sliding connection part of the second slide block 6 and the second slide block 8 is in a T shape, the cross section of the sliding connection part of the first slide block 4 and the first slide block 3 is in a T shape, the inner cavity wall of the first slide block 3 is fixedly connected with a return spring 31, one end of the return spring 31 is fixedly connected with the side end surface of the first slide block 4, the lower part of the outer surface wall of the first arc-shaped piece 11 and the upper part of the outer surface wall of the second arc-shaped piece 32 are both provided with a strip-shaped groove 34, the lower part of the outer surface wall of the first semicircle block 12 is fixedly connected with a first supporting rod 33, the strip-shaped groove 34, the middle part of the outer surface wall of the first supporting rod 33 is fixedly connected with a first tension spring 35, the end of first extension spring 35 far away from first branch 33 passes through first fixed block 36 fixed connection at first fixture block 10 preceding terminal surface, first branch 33 lower extreme fixedly connected with driving lever, sliding tray 37 has been seted up to the terminal surface under the card box 9, the driving lever runs through sliding tray 37, 14 exterior wall upper portion fixedly connected with second branch 38 of second semicircle piece, second branch 38 runs through bar groove 34, second branch 38 upper end fixedly connected with second extension spring 39, the one end of second extension spring 39 far away from second branch 38 passes through second fixed block 40 fixed connection at second fixture block 13 preceding terminal surface, card box 9 inner chamber up end has seted up guide clamping groove 41, first fixture block 10 up end fixed connection has guide clamping block 42, guide clamping block 42 sliding connection is inside guide clamping groove 41.
One specific application of this embodiment is:
when the utility model is used, the circuit board body 16 is respectively placed between the clamping boards 15 in the first mounting frame 1 and the second mounting frame 2, then the rotating block is rotated to drive the rotating shaft 18 to rotate, and further the first reel 19 and the second reel 20 are driven to rotate, so that the first rope 21 and the second rope 23 are wound and packed at the same time, and further the sliding block 5 is driven to move close to each other, and further the first slider 4 and the second slider 6 are driven to move towards the middle part, because the trapezoidal plate 7 is in a trapezoidal shape, the second slider 6 moves towards the middle part, and the trapezoidal plate 7 is extruded towards the circuit board direction, so that the clamping boards 15 can tightly clamp the circuit board body 16, after the circuit board is mounted and fixed, the second clamping block 13 at the left part of the first mounting frame 1 is inserted into the clamping box 9 at the right part of the second mounting frame 2, and the first clamping block 10 can be slidingly inserted into the guide clamping groove 41 through the guide clamping block 42, so that the first clamping block 10 can be smoothly inserted into the clamping box 9, when the first clamping block 10 is inserted into the clamping box 9, the first arc-shaped piece 11 and the second arc-shaped piece 32 are gradually overlapped with each other to form a complete circle, the first semicircular block 12 and the second semicircular block 14 are extruded to rotate in the overlapping process, the first support rod 33 and the second support rod 38 are pulled, so that the first tension spring 35 and the second tension spring 39 are stretched, when the first clamping block and the second clamping block are completely overlapped and overlapped to form a complete circle, the first semicircular block 12 and the second semicircular block 14 are reversely rotated under the resetting action of the first tension spring 35 and the second tension spring 39 respectively, so that the first clamping block and the second clamping block can be clamped with each other, so that the first mounting frame 1 and the second mounting frame 2 are connected together, so that the connection of the two circuit boards is completed, when the separation is needed, the first support rod 33 is driven to rotate by pulling the deflector rod, so that the first semicircular block 12 is driven to rotate, and then drive second semicircle piece 14 and rotate for split between first semicircle piece 12 and the second semicircle piece 14 and split between first arc piece 11 and the second arc piece 32 coincide each other, and then alright draw out second fixture block 13 from the card box 9, thereby accomplish the separation. The utility model discloses convenient installation and the dismantlement to the circuit board, connected mode is simple and convenient, the maintenance of being convenient for, reduce cost.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The utility model provides a take circuit board connection structure of connector, includes first installing frame (1) and second installing frame (2), its characterized in that: the upper end face and the lower end face of the inner cavity of the first mounting frame (1) are fixedly connected with transverse plates (43) through fixing columns, the side end faces, close to each other, of the transverse plates (43) are symmetrically provided with first sliding grooves (3), the inner cavity of the first sliding grooves (3) is symmetrically and slidably connected with first sliding blocks (4), the lower end face of each first sliding block (4) is fixedly connected with a sliding block (5), the lower end face of each sliding block (5) is connected with a trapezoidal plate (7) in a clamping mode through a second sliding block (6), the side end face, close to the transverse plates (43), of each trapezoidal plate (7) is symmetrically provided with a second sliding groove (8), the second sliding blocks (6) are slidably connected inside the second sliding grooves (8), and the mounting structure inside the second mounting frame (2) is consistent with the mounting structure inside the first mounting frame (1); second installing frame (2) right-hand member face symmetry fixedly connected with card box (9), the first fixture block (10) of card box (9) inner chamber left chamber wall lower part fixedly connected with, the first arc piece (11) of terminal surface fixedly connected with before first fixture block (10), first arc piece (11) inner chamber rotates and is connected with first semicircle piece (12), first installing frame (1) left end face passes through riser symmetry fixedly connected with second fixture block (13), terminal surface fixedly connected with second arc piece (32) before second fixture block (13), second arc piece (32) inner chamber rotates and is connected with second semicircle piece (14), second fixture block (13) joint is in card box (9) inner chamber.
2. The circuit board connecting structure with connector according to claim 1, wherein: the trapezoidal plate (7) is close to one side terminal surface equal fixedly connected with cardboard (15) each other, the joint has circuit board body (16) between cardboard (15).
3. The circuit board connecting structure with connector according to claim 1, wherein: the middle part of the front end face of the transverse plate (43) is rotatably connected with a rotating shaft (18) through a convex plate (17), the upper end of the rotating shaft (18) is fixedly connected with a rotating block, the lower part of the rotating shaft (18) is sequentially and coaxially connected with a first winding wheel (19) and a second winding wheel (20) from top to bottom, the outer wall of the first winding wheel (19) is wound and fixedly connected with a first rope (21), one end of the first winding wheel (19) is far away from the first rope (21) and is fixedly connected with the front end face of the sliding block (5) positioned at the left part of the transverse plate (43) through a first fixing rod (22), the outer part of the second winding wheel (20) is wound and fixedly connected with a second rope (23), one end of the second winding wheel (20) is far away from the second rope (23) and is fixedly connected with the front end face of the sliding block (5) positioned at the right part of the transverse plate (43) through a second fixing rod (24), the coaxial fixedly connected with ratchet (25) in pivot (18) upper portion, terminal surface passes through spring telescopic link (26) fixedly connected with extension board (27) before diaphragm (43), terminal surface rotates under extension board (27) and is connected with rotation post (28), rotation post (28) lower part fixedly connected with pawl (29), pawl (29) with ratchet (25) block each other is connected, it is connected with torsional spring (30) to rotate post (28) outside registrate, torsional spring (30) one end fixed connection be in terminal surface under extension board (27), torsional spring (30) other end fixed connection be in pawl (29) up end.
4. The circuit board connecting structure with connector according to claim 1, wherein: the cross section of the sliding connection part of the second sliding block (6) and the second sliding chute (8) is in a T shape, and the cross section of the sliding connection part of the first sliding block (4) and the first sliding chute (3) is in a T shape.
5. The circuit board connecting structure with connector according to claim 1, wherein: the inner cavity wall of the first sliding groove (3) is fixedly connected with a return spring (31), and one end of the return spring (31) is fixedly connected to the side end face of the first sliding block (4).
6. The circuit board connecting structure with connector according to claim 1, wherein: a strip groove (34) is formed in the lower portion of the outer wall of the first arc-shaped piece (11) and the upper portion of the outer wall of the second arc-shaped piece (32), a first support rod (33) is fixedly connected to the lower portion of the outer wall of the first semicircular block (12), the first support rod (33) penetrates through the strip groove (34), a first tension spring (35) is fixedly connected to the middle portion of the outer wall of the first support rod (33), one end, far away from the first support rod (33), of the first tension spring (35) is fixedly connected to the front end face of the first clamping block (10) through a first fixing block (36), a shift lever is fixedly connected to the lower end of the first support rod (33), a sliding groove (37) is formed in the lower end face of the clamping box (9), the shift lever penetrates through the sliding groove (37), a second support rod (38) is fixedly connected to the upper portion of the outer wall of the second semicircular block (14), and the second support rod (38) penetrates through the strip groove (34), second branch (38) upper end fixedly connected with second extension spring (39), second extension spring (39) are kept away from the one end of second branch (38) is in through second fixed block (40) fixed connection terminal surface before second fixture block (13), direction draw-in groove (41) have been seted up to card box (9) inner chamber up end, first fixture block (10) up end fixedly connected with direction fixture block (42), direction fixture block (42) sliding connection is in inside direction draw-in groove (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023280035.5U CN214177644U (en) | 2020-12-30 | 2020-12-30 | Circuit board connecting structure with connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023280035.5U CN214177644U (en) | 2020-12-30 | 2020-12-30 | Circuit board connecting structure with connector |
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| Publication Number | Publication Date |
|---|---|
| CN214177644U true CN214177644U (en) | 2021-09-10 |
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| CN202023280035.5U Active CN214177644U (en) | 2020-12-30 | 2020-12-30 | Circuit board connecting structure with connector |
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| CN (1) | CN214177644U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114052448A (en) * | 2021-11-16 | 2022-02-18 | 李彤 | Isolating device is used in surgical nursing teaching |
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2020
- 2020-12-30 CN CN202023280035.5U patent/CN214177644U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114052448A (en) * | 2021-11-16 | 2022-02-18 | 李彤 | Isolating device is used in surgical nursing teaching |
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