CN213636349U - Simple module for fire alarm system - Google Patents
Simple module for fire alarm system Download PDFInfo
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- CN213636349U CN213636349U CN202023126766.4U CN202023126766U CN213636349U CN 213636349 U CN213636349 U CN 213636349U CN 202023126766 U CN202023126766 U CN 202023126766U CN 213636349 U CN213636349 U CN 213636349U
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Abstract
The utility model relates to a simple module for a fire alarm system, which comprises a PCBA board and a rear seat body which are arranged from front to back in sequence; the PCBA board is vertical to the rear seat body; the PCBA comprises a bare board and a plurality of groups of conductive welding discs which are fixed with the edge of the bare board; the bare board is provided with a plurality of groups of through grooves which correspond to the plurality of groups of conductive bonding pads one by one; only one group of conductive bonding pads is arranged in the direction vertical to the rear seat body; the rear seat body is provided with a plurality of groups of conducting units which are in one-to-one correspondence with the plurality of groups of conducting bonding pads; each group of conduction units comprises two groups of conductive elastic sheets which are matched with and clamp the conductive bonding pads, a guide connection sheet fixed with the two groups of conductive elastic sheets, and a first fastening screw in threaded connection with the guide connection sheet and the rear seat body; the improved module is convenient to assemble, easy to wire and stable in electric connection effect.
Description
Technical Field
The utility model relates to a fire control module technical field, more specifically say, relate to a simple and easy type module that fire alarm system used.
Background
The input module, the output module and the input and output module (hereinafter referred to as modules) are all important components of the fire alarm system; the module is reasonable in structure and convenient to use, and is favorable for improving the overall performance of the fire alarm system. At present, the module specifically includes base and module main part, and the middle part of base has been seted up and has been crossed the line hole, both ends all are provided with binding post from top to bottom, and the binding post of batch can disperse arrange in the both sides of crossing the line hole. After use, the existing module has the following defects:
the assembly steps are complicated. The conductive bonding pad can be conducted with the elastic sheet only by means of the conductive connecting sheet, so that the number of hardware accessories required for electric connection is large, and the time is consumed for matching and assembling the accessories;
poor contact is likely to occur. The electric connection in the module is realized by the mutual contact of the conducting sheet and the elastic sheet or the single-side contact of the elastic sheet and a bonding pad on the PCBA, and under the two modes, the installation of the elastic sheet is not standard or the elastic sheet is deformed, so that the situation that the circuit cannot be conducted easily occurs;
the threading is inconvenient. After the module is arranged in the module box, the lead needs to penetrate out of the wire passing hole of the base, the distance between the module and the back backboard of the module box is very close, and no sufficient threading space exists, so that great inconvenience is brought to threading work;
therefore, improvements to existing modules are still needed to address the above deficiencies.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect of prior art, a simple and easy type module that fire alarm system used is provided.
The utility model provides a technical scheme that its technical problem adopted is:
the simple module for the fire alarm system comprises a PCBA board and a rear seat body which are sequentially arranged from front to back; the PCBA board is perpendicular to the rear seat body; the PCBA comprises a bare board and a plurality of groups of conductive welding discs which are fixed with the edge of the bare board; the bare board is provided with a plurality of groups of through grooves which correspond to the plurality of groups of conductive bonding pads one to one; only one group of the conductive bonding pads is arranged in the direction vertical to the rear seat body; the rear seat body is provided with a plurality of groups of conducting units which correspond to the plurality of groups of conducting bonding pads one by one; each group of the conduction units comprises two groups of conductive elastic sheets which are matched with and clamped with the conductive bonding pads, a guide connecting sheet which is fixed with the two groups of conductive elastic sheets, and a first fastening screw which is in threaded connection with the guide connecting sheet and the rear seat body.
Preferably, the conductive elastic sheet is fixed with the tail end of the guide connecting sheet; and the tail ends of one of the two adjacent groups of the guide connecting pieces face upwards, and the tail end of the other guide connecting piece faces downwards.
Preferably, the guide tab is T-shaped; the wider end of the conducting connecting piece is connected with the first fastening screw, and the narrower end of the conducting connecting piece is fixed with the conducting elastic piece.
Preferably, a plurality of groups of the conductive bonding pads are arranged in a straight line; and an electric signal isolation gap is reserved between every two adjacent groups of the conductive bonding pads.
Preferably, the rear seat body is fixedly provided with a plurality of groups of first isolating vertical plates which are in one-to-one correspondence with the plurality of groups of electric signal isolating gaps.
Preferably, a second isolating vertical plate is arranged between two adjacent groups of the guide connecting pieces; the second isolation vertical plate is fixed with the rear seat body.
Preferably, the compact module further comprises an insulating front cover covering the PCBA board; the insulating front cover is fixed with the rear seat body through a plurality of groups of first buckles.
Preferably, the inner wall of the insulating front cover is provided with a first positioning groove matched with the bare board; the insulating front cover and the bare board are fixed through a second buckle.
Preferably, the simple module further comprises a fixing component for fixedly connecting the rear seat body to the embedded box; the left side and the right side of the embedded box are both provided with a first threaded hole; the fixed connection assembly comprises a hanging piece and two groups of second fastening screws matched with the two groups of first threaded holes; the hanging piece is provided with two groups of second threaded holes which correspond to the two groups of second fastening screws one by one.
Preferably, the simple module further comprises a front blocking cover for blocking the embedded box; and a second positioning groove matched with the insulating front cover is formed in the middle of the front blocking cover.
The beneficial effects of the utility model reside in that: the improved module is convenient to assemble, easy to wire and stable in electric connection effect. The PCBA board is inserted into the rear seat body, the front surface and the back surface of each group of conductive bonding pads are directly contacted with the conductive elastic sheets, the two groups of conductive elastic sheets are matched to clamp the conductive bonding pads, the conductive bonding pads are not easy to separate, and the contact surface is enlarged; by means of the first fastening screw, the external lead is pressed on the conducting sheet, namely the external lead and the conducting pad are conducted, threading is not needed, the wiring difficulty is reduced, and the requirement on installation space is low.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described below with reference to the accompanying drawings and embodiments, wherein the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work according to the drawings:
fig. 1 is a schematic view of the overall structure of a simplified module for a fire alarm system according to a preferred embodiment of the present invention;
fig. 2 is an exploded view of a compact module for a fire alarm system in accordance with a preferred embodiment of the present invention;
FIG. 3 is an enlarged view taken at A1 in FIG. 2;
FIG. 4 is an enlarged view at A2 of FIG. 2;
FIG. 5 is an enlarged view taken at A3 in FIG. 2;
fig. 6 is a schematic diagram illustrating the use of the conducting unit in the simplified module for the fire alarm system according to the preferred embodiment of the present invention;
fig. 7 is an enlarged view at B in fig. 6.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, a clear and complete description will be given below with reference to the technical solutions of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. 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.
The embodiment of the utility model provides a simple module for a fire alarm system, as shown in figures 1-7, comprising a PCBA board 10 and a rear seat body 11 which are arranged from front to back in sequence; the PCBA board 10 is vertical to the rear seat body 11; the PCBA board 10 comprises a bare board 12 and a plurality of groups of conductive bonding pads 13 which are fixed with the edge of the bare board 12; the bare board 12 is provided with a plurality of groups of through grooves 180 which correspond to the plurality of groups of conductive bonding pads 13 one by one; in the direction perpendicular to the rear seat body 11, only one group of conductive pads 13 is provided; the rear seat body 11 is provided with a plurality of groups of conducting units 14 which correspond to the plurality of groups of conducting bonding pads 13 one by one; each set of conducting unit 14 includes two sets of conductive elastic pieces 15 for clamping the conductive pad 13, a conductive connecting piece 16 fixed to the two sets of conductive elastic pieces 15, and a first fastening screw 17 in threaded connection with the conductive connecting piece 16 and the rear base 11.
The improved module is convenient to assemble, easy to wire and stable in electric connection effect. The specific using process is as follows: the PCBA board 10 is inserted into the rear seat body 11, the front surface and the back surface of each group of conductive bonding pads 13 are directly contacted with the conductive elastic sheets 15, the two groups of conductive elastic sheets 15 are matched to clamp the conductive bonding pads 13, the conductive bonding pads 13 are not easy to separate, and the contact surface is enlarged; by means of the first fastening screw 17, the external lead is pressed on the guide connecting sheet 16, namely the external lead is conducted with the conductive bonding pad 13, threading is not needed, wiring difficulty is reduced, and the requirement on installation space is low.
As shown in fig. 2 and 4, the conductive elastic sheet 15 is fixed to the tail end of the conductive contact piece 16; two adjacent groups of the guide connecting pieces 16 have the tail ends of one group facing upwards and the tail ends of the other group facing downwards, so that when the guide connecting pieces are connected with external leads, more sufficient connecting space is provided, and the comfort is better.
As shown in fig. 2 and 4, the guide tab 16 has a T-shape; the wider end of the conducting connecting piece 16 is connected with the first fastening screw 17, and the narrower end is fixed with the conducting elastic piece 15, so that more conducting units 14 can be arranged, and the space utilization rate is high.
As shown in fig. 2 and 5, the plurality of sets of conductive pads 13 are arranged in a straight line; an electric signal isolation gap 181 is reserved between two adjacent groups of conductive bonding pads 13, so that the isolation effect is good, and the weight is reduced.
As shown in fig. 2, 6 and 7, the rear seat 11 is fixedly provided with a plurality of first isolation vertical plates 18 corresponding to the plurality of electrical signal isolation gaps 181, so as to effectively isolate the conductive elastic pieces 15 of each set of conducting units 14 and prevent short circuit.
As shown in fig. 2, 6 and 7, a second partition vertical plate 19 is arranged between two adjacent groups of the guide tabs 16; the second isolation vertical plate 19 is fixed to the rear seat 11, so as to effectively isolate the conductive connection pieces 16 of each set of conductive units 14 and prevent short circuit.
Preferably, first separator riser 18 and second separator riser 19 are in contact, further optimizing the insulating effect.
As shown in fig. 1-3, the compact module further includes an insulating front cover 110 covering the PCBA board 10, which protects the PCBA board 10 and is more aesthetically pleasing; the insulating front cover 110 is fixed with the rear seat body 11 through a plurality of groups of first buckles 111, and is convenient to disassemble and assemble.
As shown in fig. 1-3, the inner wall of the insulating front cover 110 is provided with a first positioning groove (not shown) adapted to the bare board 12, which is more convenient for placing the PCBA board 10; the insulating front cover 110 and the bare board 12 are fixed by a second fastener (not shown in the figure), so that the bare board 12 is prevented from escaping, and the dismounting is convenient.
As shown in fig. 2, the simplified module further includes a fixing component for fixing the rear seat 11 to a pre-embedded box (not shown in the figure); the left side and the right side of the embedded box (not shown in the figure) are provided with first threaded holes (not shown in the figure); the fixing connection component comprises a hanging piece 113 and two groups of second fastening screws (not shown in the figure) matched with the two groups of first threaded holes (not shown in the figure); the hanging piece 113 is provided with two sets of second screw holes 183 corresponding to two sets of second fastening screws (not shown in the figure) one to one. When the rear seat body 11 is matched with an embedded box (not shown in the figure) for use, the rear seat body 11 can be quickly and fixedly connected to the embedded box (not shown in the figure) through the second fastening screws (not shown in the figure) and the hanging pieces 113, and the mounting is convenient.
When the fastening device is used in conjunction with a module box (not shown), the rear base 11 can be directly adhered to the module box (not shown), or as shown in fig. 6, a third threaded hole 184 is formed in the rear base 11, and a third fastening screw (not shown) is correspondingly disposed, so as to achieve detachable connection.
Therefore, the embedded box can be used in cooperation with an embedded box (not shown in the figure) and can also be used in cooperation with a module box (not shown in the figure), and the embedded box is good in flexibility.
As shown in fig. 1-2, the simplified module further includes a front cover 114 for covering the embedded box (not shown), so as to enhance the appearance; the middle of the front cover 114 is provided with a second positioning groove 185 adapted to the insulating front cover 110 for positioning during installation.
Preferably, as shown in fig. 2-3, the rear housing 11 is further provided with a third positioning slot 186 adapted to the insulating front cover 110.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.
Claims (10)
1. A simple module for a fire alarm system comprises a PCBA board and a rear seat body which are sequentially arranged from front to back; the PCBA board is perpendicular to the rear seat body; the PCBA comprises a bare board and a plurality of groups of conductive welding discs which are fixed with the edge of the bare board; the bare board is provided with a plurality of groups of through grooves which correspond to the plurality of groups of conductive bonding pads one to one; only one group of the conductive bonding pads is arranged in the direction vertical to the rear seat body; the rear seat body is provided with a plurality of groups of conducting units which correspond to the plurality of groups of conducting bonding pads one by one; each group of the conduction units comprises two groups of conductive elastic sheets which are matched with and clamped with the conductive bonding pads, a guide connecting sheet which is fixed with the two groups of conductive elastic sheets, and a first fastening screw which is in threaded connection with the guide connecting sheet and the rear seat body.
2. The compact module of claim 1, wherein the conductive spring is fixed to a rear end of the conductive tab; and the tail ends of one of the two adjacent groups of the guide connecting pieces face upwards, and the tail end of the other guide connecting piece faces downwards.
3. A compact module for a fire alerting system as claimed in claim 2, wherein the guide tab is T-shaped; the wider end of the conducting connecting piece is connected with the first fastening screw, and the narrower end of the conducting connecting piece is fixed with the conducting elastic piece.
4. A compact module for a fire alarm system as recited in claim 1 wherein a plurality of said sets of conductive pads are arranged in a line; and an electric signal isolation gap is reserved between every two adjacent groups of the conductive bonding pads.
5. The simplified module as claimed in claim 4, wherein the rear base has a plurality of first vertical isolation plates corresponding to the plurality of electric signal isolation gaps.
6. The simplified module for a fire alarm system as recited in claim 1, wherein a second partition vertical plate is disposed between two adjacent sets of the guide tabs; the second isolation vertical plate is fixed with the rear seat body.
7. A compact module for a fire alarm system as recited in claim 1, further comprising an insulating front cover covering the PCBA board; the insulating front cover is fixed with the rear seat body through a plurality of groups of first buckles.
8. A compact module for a fire alarm system as recited in claim 7 wherein the inner wall of the insulating front cover is provided with a first positioning groove adapted to the bare board; the insulating front cover and the bare board are fixed through a second buckle.
9. The simplified module for a fire alarm system as recited in claim 8, further comprising a fastening assembly for fastening the rear housing to the pre-buried box; the left side and the right side of the embedded box are both provided with a first threaded hole; the fixed connection assembly comprises a hanging piece and two groups of second fastening screws matched with the two groups of first threaded holes; the hanging piece is provided with two groups of second threaded holes which correspond to the two groups of second fastening screws one by one.
10. The compact module for a fire alarm system of claim 9, further comprising a front cover covering the pre-buried box; and a second positioning groove matched with the insulating front cover is formed in the middle of the front blocking cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023126766.4U CN213636349U (en) | 2020-12-22 | 2020-12-22 | Simple module for fire alarm system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023126766.4U CN213636349U (en) | 2020-12-22 | 2020-12-22 | Simple module for fire alarm system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213636349U true CN213636349U (en) | 2021-07-06 |
Family
ID=76640312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023126766.4U Active CN213636349U (en) | 2020-12-22 | 2020-12-22 | Simple module for fire alarm system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213636349U (en) |
-
2020
- 2020-12-22 CN CN202023126766.4U patent/CN213636349U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518000 the three floor of the new world apartment, Nanshan Avenue, Nanshan District, Shenzhen, Guangdong (for office only). Patentee after: Shenzhen hi tech investment Sanjiang Electronics Co.,Ltd. Address before: 518000 the three floor of the new world apartment, Nanshan Avenue, Nanshan District, Shenzhen, Guangdong (for office only). Patentee before: SHENZHEN FANHAI SANJIANG ELECTRONICS Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |