Easily-installed telephone TM module and fire alarm device

Abstract

The utility model relates to an easy-to-install telephone TM module and a fire-fighting alarm device, which are characterized in that a loop board is installed along the direction perpendicular to a line concentration board, so that more loop boards can be installed on the line concentration board with the same area, and dust accumulation caused by flat laying of the loop board or touch of components on the loop board during other operations are reduced; components on the surfaces of the circuit boards can be protected through vertical installation, installation is convenient, installation of each group of circuit boards is independent, and the use space of the TM module is reduced. The loop board and the line concentration board are fixed through the fixing support with three fixed faces, namely, the installation direction is limited, and meanwhile the loop board is fixed and protected. The signal input terminal and the telephone output terminal both adopt a mode of matching a male head and a female head, a fool-proof structure is arranged between the male head and the female head to avoid reverse insertion of the male head, meanwhile, a limiting part is arranged to avoid excessive insertion, connection of the male head and the female head is also facilitated, the whole TM module is more convenient to install, the stability after installation is higher, and operation is more convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to a telephone TM module and fire-fighting equipment field especially easy to install's telephone TM module and fire-fighting alarm equipment. BACKGROUND

[0002] In the current fire alarm system, the fire alarm controller and the fire alarm controller are generally designed by modular circuit control board structure. As shown in the figure, the prior art is usually composed of control PCB bottom plate, pluggable circuit control board and hardware support. Its typical installation process is: first, fix the control PCB bottom plate on the hardware support, then according to the project requirements, vertically insert the circuit control board into the corresponding terminal interface of the control bottom plate, and finally install the whole module into the controller cabinet. When implemented on site, the engineer needs to connect the wires to the output terminal of the circuit control board and fix the wire harness with a strap. Figure 1

[0003] The prior art has the following significant defects: 1. Insufficient structural protection: the control PCB bottom plate and the circuit control board are in an open and exposed state, and the operator needs to perform multi-step assembly operations in a limited space during on-site installation. 2. Mechanical connection reliability defect: the circuit control board and the control PCB bottom plate are only physically connected through plug-in terminals, lacking effective mechanical fixing devices. 3. Human engineering design defect: the existing terminal connection structure requires the operator to complete both wire insertion and screw tightening actions simultaneously.

[0004] The above technical defects have restricted the development of the industry, specifically: the installation and maintenance efficiency is reduced by about 40%, the on-site failure rate of the equipment is increased by 25%, and there are false alarm risks, etc. Therefore, a new structure design is urgently needed to solve the systematic defects in the prior art. INVENTION CONTENTS

[0005] The technical problems to be solved by the utility model are: on the one hand, insufficient structural protection: the control PCB bottom plate and the circuit control board are in an open and exposed state, and the operator needs to perform multi-step assembly operations in a limited space during on-site installation; on the other hand, mechanical connection reliability defect: the circuit control board and the control PCB bottom plate are only physically connected through plug-in terminals, lacking effective mechanical fixing devices. In view of the above defects of the prior art, an easy-to-install telephone TM module and fire-fighting alarm equipment are provided.

[0006] To solve the above technical problems, the technical scheme adopted by the utility model is:

[0007] ​The application discloses a telephone TM module which is easy to install and comprises a hub plate, a hub plate fixing plate arranged below the hub plate, a plurality of signal input terminals and a plurality of signal output terminals arranged on the hub plate, a plurality of module plug-in terminals corresponding to the signal output terminals and arranged on the hub plate, and a plurality of TM modules inserted into the module plug-in terminals in a direction perpendicular to the hub plate.

[0008] Preferably, the TM module comprises a circuit board provided with circuit board terminals, the module plug-in terminals are provided with plug-in holes corresponding to the circuit board terminals, the circuit board terminals are inserted into the plug-in holes to electrically connect the circuit board and the hub plate, and the TM module further comprises a fixing support connected with the circuit board and the hub plate.

[0009] Preferably, the fixing support comprises horizontal support arms parallel to the hub plate and vertical support arms parallel to the circuit board, the horizontal support arms and the vertical support arms are provided with fixing holes, the hub plate and the circuit board are provided with connecting holes corresponding to the fixing holes, and the fixing block is connected with the connecting holes by a locking member to connect and lock the circuit board and the hub plate with the fixing support.

[0010] Preferably, the locking member comprises a locking screw and a gasket sleeved on the locking screw, the fixing holes are provided with protruding annular rings, the locking screw is arranged in the annular rings, the circuit board is provided with recesses corresponding to the fixing support, the fixing support is connected with the circuit board in the recesses, and the circuit board further comprises protection arms perpendicular to the vertical support arms, the protection arms are in contact with the side surface of the circuit board.

[0011] Preferably, the signal input terminals and the signal output terminals each comprise a female head connected with the hub plate and a male head detachably connected with the female head, and the male head is provided with an input plug hole or an output plug hole.

[0012] Preferably, the male head is provided with a connecting plug hole, the female head is provided with a plug pin corresponding to the connecting plug hole, the plug pin is inserted into the connecting plug hole to connect the male head with the female head, and the connecting position of the female head and the male head is provided with an anti-stupidity structure.

[0013] Preferably, the male head is provided with an arc-shaped plate, the female head is provided with an arc-shaped groove corresponding to the arc-shaped plate, the arc-shaped plate and the arc-shaped groove constitute the anti-stupidity structure, and the male head is further provided with a limiting end, when the limiting end is in contact with the female head, the male head is inserted into position.

[0014] Preferably, the male head is further provided with a clamping block, a gap is left below the clamping block, a convex plate is provided on the female head corresponding to the gap, a second notch is provided on the circuit board corresponding to the female head, and a first notch is provided on the circuit board corresponding to the module plug-in terminal.

[0015] Preferably, the concentrator fixing plate is provided with a mounting column, the concentrator is provided with a mounting hole corresponding to the mounting column, the locking member is connected with the mounting column through the mounting hole to lock the concentrator on the concentrator fixing plate, one side of the concentrator fixing plate is provided with a baffle, and the other side is provided with a plurality of through holes, and the through holes are provided with protrusions.

[0016] A fire alarm device is constructed, which contains at least one set of the easily installed telephone TM module as described above.

[0017] The utility model discloses a beneficial effect lies in: the circuit board is installed along the direction perpendicular to the concentrator, makes the same area's concentrator can install more circuit board, and reduced the dust or other operation when leading to touch the component on the circuit board of the circuit board flat -paved, vertical installation can also protect the component on the surface of circuit board, and the installation of each group of circuit board is independent, reduces the use space of TM module. The utility model discloses a beneficial effect lies in: the circuit board is installed along the direction perpendicular to the concentrator, makes the same area's concentrator can install more circuit board, and reduced the dust or other operation when leading to touch the component on the circuit board of the circuit board flat -paved, vertical installation can also protect the component on the surface of circuit board, and the installation of each group of circuit board is independent, reduces the use space of TM module. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the utility model will be further described below in combination with the drawings and the embodiments, and the drawings in the following description are only part of the utility model, and for those skilled in the art, other drawings can also be obtained without creative labor on the premise of the drawings:

[0019] Figure 1 It is the installation structure schematic drawing of the fire alarm device in the prior art;

[0020] Figure 2 It is the three-dimensional structure schematic diagram of the TM module of the preferred embodiment of the utility model;

[0021] Figure 3It is an explosion structure schematic view of the TM module of the preferable embodiment of the utility model;

[0022] Figure 4 It is an axle side structure schematic view of the concentrator board fixing plate of the preferable embodiment of the utility model;

[0023] Figure 5 It is an axle side structure schematic view of the concentrator board of the preferable embodiment of the utility model;

[0024] Figure 6 It is an axle side structure schematic view of the signal input terminal of the preferable embodiment of the utility model;

[0025] Figure 7 It is another axle side structure schematic view of the signal input terminal of the preferable embodiment of the utility model;

[0026] Figure 8 It is an axle side structure schematic view of the TM module of the preferable embodiment of the utility model;

[0027] Figure 9 It is an axle side structure schematic view of the loop board of the preferable embodiment of the utility model;

[0028] Figure 10 It is an axle side structure schematic view of the fixing support of the preferable embodiment of the utility model. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the following will combine the technical scheme in the embodiments of the utility model to make clear and complete description, obviously, the described embodiments are partial embodiments of the utility model, not all embodiments. Based on the embodiments of the utility model, all other embodiments obtained by the person skilled in the art without creative labor are within the protection scope of the utility model.

[0030] The utility model discloses a kind of easily installed telephone TM module and fire alarm equipment of preferable embodiment of the utility model;Fire-fighting equipment can be fire alarm and corresponding broadcast loop board etc., TM module is provided in fire alarm, as shown in Fig. Figures 2-3 Signal input terminal 200 and multiple groups of telephone output terminals 201 are provided on concentrator board 20, and multiple groups of TM modules 30 are further provided on concentrator board, the number of TM modules corresponds to telephone output terminal, and each group of TM modules 30 is connected with a group of telephone output terminals, and multiple groups of TM modules 30 share a group of signal input terminals 200, which can be connected to the electrical signal of TM module, and can also transmit signals, so that multiple groups of TM modules are independent of each other.

[0031] Specifically, as shown in Figures 2-5 The hub plate fixing plate 10 is further provided with a plurality of groups of mounting columns 101, the mounting columns are distributed in two rows, the first row is close to the edge of the hub plate fixing plate, and the mounting columns in the first row are densely distributed; the second row is arranged at the middle position of the hub plate fixing plate, and the mounting columns in the second row are sparsely distributed. The hub plate 20 is provided with a plurality of groups of mounting holes 204 corresponding to the mounting columns, the number of the mounting holes corresponds to the number of the mounting columns, the hub plate is arranged on the mounting columns, and the hub plate is locked on the hub plate fixing plate by the locking member 40 passing through the locking hole. The hub plate fixing plate 10 is provided with a baffle 100 close to the side of the first row of mounting columns, the baffle is perpendicular to the hub plate fixing plate, after the TM module is installed, the baffle can block dust from entering the hub plate, and foreign matters can also be prevented from falling between the hub plate fixing plate and the hub plate, so that the protection effect can be achieved. Meanwhile, the other side of the hub plate fixing plate 10 is provided with a plurality of groups of through holes 103, the through holes are connected with protrusions 102, the TM module can be installed through the through holes and the protrusions, and the hub plate fixing plate is also provided with locking holes around the hub plate for locking, so that the installation is more stable.

[0032] Further, as shown in Figures 2-3 and Figure 5 The left end of the hub plate 20 is provided with a signal input terminal 200, the upper end is provided with a plurality of groups of telephone output terminals 201, and the middle of the hub plate is provided with the same number of module plug-in terminals 208 corresponding to the telephone output terminals. Each group of module plug-in terminals is electrically connected with the corresponding telephone output terminal, and the plurality of groups of module plug-in terminals are electrically connected with the signal input terminal 200. The signal input terminal 200 is provided with an input jack 202, the telephone output terminal 201 is provided with an output jack 203, and the module plug-in terminal 205 is provided with a plug-in hole 208. The TM module 30 can be inserted into the plug-in hole 208 of the module plug-in terminal perpendicularly to the hub plate to be electrically connected with the module plug-in terminal, so that the signal can be connected through the input jack 202, then transmitted to the module plug-in terminal 205 through the signal input terminal 200, transmitted to the telephone output terminal 201, and finally output through the output jack 203.

[0033] Further, as shown in Figures 5-7As shown, the signal input terminal 200 and the telephone output terminal 201 have the same structure, and here only the signal input terminal 200 is taken as an example for specific description. The signal input terminal 200 comprises a male head 206 and a female head 207 corresponding to the male head, the female head is fixedly welded on the hub plate 20, and the female head is provided with a pin 2070, and the male head is provided with a hole 2060 corresponding to the pin, and when the male head is inserted into the female head, the pin needs to be inserted into the hole first, and at the same time, in order to avoid the contrast, the lower end of the male head is provided with an arc plate 2061, and the female head is provided with an arc groove 2071 corresponding to the arc plate, so as to realize the foolproof structure of the male head inserted into the female head. In order to better realize the insertion of the lead, the lower end of the male head is provided with a limiting end 2062, when the limiting end contacts with the female head, it indicates that the male head is inserted into the female head in place, and the poor contact of the male head and the female head caused by the incomplete insertion of the pin is avoided. In order to avoid the shaking of the inserted male head, two groups of clamping blocks 2063 are arranged above the male head, gaps 2064 are left below the clamping blocks, upper protruding plates 2074 are arranged on the female head corresponding to the gaps, when the male head is inserted into the female head, the upper protruding plates are arranged in the gaps, and the protrusions are used to avoid the shaking of the inserted male head, so that the signal input terminal connected is more stable.

[0034] Further, as shown in Figures 2-3 and Figures 8-9 The TM module 30 comprises a circuit board 300, and the circuit board is provided with a circuit board terminal 303 parallel to the circuit board, the circuit board terminal can be inserted into the plug-in hole 208, so as to realize the connection of the TM module and the hub plate, and the TM module is inserted in the direction perpendicular to the hub plate, so that the installation number of the TM module is more, and at the same time, the exposed components can be avoided to be touched due to the dust accumulation or other operation actions, and the TM module arranged in the vertical direction also has a certain protection effect on the components with large height. The telephone output terminal 201 is arranged on the same side of the hub plate, so as to uniformly collect the signal output of each TM module to the hub plate, and correspond to the respective output terminals respectively, so as to insert the lead of the TM module into the output hole 203 and tighten the screw, and then the male head is inserted into the corresponding female head, so that the installation of the TM module is more convenient, and the space of the module is reduced, and the exposed circuit board or the wiring touching and damaging the components on the circuit board is avoided.

[0035] Further, as shown in Figures 8-10The circuit board 300 is provided with a first notch 302 in the middle and a second notch 304 in the lower corner. When the TM module is inserted into the concentrator, the first notch is placed at the module insertion terminal 205, thereby playing a certain limiting function through the module insertion terminal. Meanwhile, the second notch is placed on the female head, so that the female head also plays a certain supporting role on the TM module. The lower corner of the circuit board is also provided with a recessed part 306, and a connecting hole 305 is left at the recessed part. The concentrator and the fixed plate are also connected and locked through the fixed support 301. The fixed support 301 includes a horizontal support arm 3010 parallel to the concentrator and a vertical support arm 3011 parallel to the circuit board and placed at the recessed part. The horizontal support arm and the vertical support arm are both provided with a fixing hole 3013. The connection and locking of the horizontal fixed arm 3010 and the concentrator 20 can be realized through the locking screw 400. A gasket 401 is arranged between the locking screw and the concentrator. It should be noted that the locking screw 400 passes through the fixing hole, then passes through the mounting hole and is connected and locked with the mounting column. The locking screw can also realize the connection and locking of the vertical fixed arm 3011 and the circuit board. The fixing block on the vertical support arm is provided with a circular ring 3014, and the locking screw is completely placed in the circular ring to avoid the exposure of the locking screw. Meanwhile, the vertical fixed arm is also connected with a protection arm 3012, which is perpendicular to the vertical support arm and closely attached to the side surface of the circuit board, thereby playing a protection role on the circuit board. Through the three-dimensional fixed support, the installation direction of the limiting and fixed support is facilitated, the circuit board can be fixed, and the circuit board can be protected. The material is saved, and the installation is facilitated.

[0036] The TM module of the present application is assembled by first placing the circuit board 300 above the bus board and perpendicular to the bus board, then inserting the circuit board terminal 303 into the plug hole 208 in a direction perpendicular to the bus board, at this time the first notch 302 is placed at the module plug terminal 205, and the second notch 302 is placed on the female head 207, the inserted circuit board is perpendicular to the bus board, then the insertion of other circuit boards can be performed, the insertion method is the same, which is not repeated here. Then place the fixing bracket 301 at the recess 306, so that the horizontal support arm 3010 is parallel to the bus board, the vertical support arm 3011 is parallel to the circuit board, the protection arm 3012 is placed on the side of the circuit board, and the fixing hole 3013 is opposite to the connecting hole 305 and the mounting hole 204, the locking screw 400 is inserted through the fixing hole 3013 until the locking screw is placed in the ring, the connection of the vertical support arm and the circuit board is completed. After the gasket 401 is sleeved on the locking screw 400, it is inserted through the fixing hole 3013 and continues to pass through the mounting hole and is aligned with the mounting column 101 until it is locked, that is, the connection of the circuit board and the bus board is completed, then the bus board and the bus board fixing plate are locked, the mains and the input signal are added through the input jack, then the circuit lead is connected through the output jack, then the male head is inserted into the female head, and the complete product is assembled, the assembled TM module is vertically arranged, which saves more space and is more convenient to operate and install, and it is also easy to replace some TM modules.

[0037] It should be understood that the present application is described by some embodiments, and those skilled in the art know that various changes or equivalent replacements can be made to these features and embodiments without departing from the spirit and scope of the present application. In addition, under the guidance of the present application, these features and embodiments can be modified to adapt to specific conditions and materials without departing from the spirit and scope of the present application. Therefore, the present application is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application belong to the scope of protection of the present application.

Claims

1. An easily installed telephone module comprising a hub plate and a hub plate retainer disposed below the hub plate, the hub plate having a plurality of signal input terminals and a plurality of signal output terminals disposed thereon, the improvement comprising: The signal output terminals correspond to the module plug-in terminals in number, each group of module plug-in terminals corresponds to a group of signal output terminals, the TM module further comprises a plurality of groups of TM modules inserted into the module plug-in terminals, the TM modules are inserted into the module plug-in terminals in a direction perpendicular to the hub plate, and the plurality of groups of TM modules are independent of each other.

2. The phone TM module of claim 1, wherein: The TM module comprises a circuit board provided with circuit board terminals, the module plug-in terminals are provided with plug-in holes corresponding to the circuit board terminals, the circuit board terminals are inserted into the plug-in holes to electrically connect the circuit board and the hub plate, and the TM module further comprises a fixing support connected with the circuit board and the hub plate.

3. The phone TM module of claim 2, wherein: The fixing support comprises horizontal support arms parallel to the hub plate and vertical support arms parallel to the circuit board, the horizontal support arms and the vertical support arms are provided with fixing holes, the hub plate and the circuit board are provided with connecting holes corresponding to the fixing holes, and the fixing blocks are connected with the connecting holes by the locking members to connect and lock the circuit board and the hub plate with the fixing support.

4. The phone TM module of claim 3, wherein: The locking member comprises a locking screw and a gasket sleeved on the locking screw, the fixing holes are provided with protruding annular rings, the locking screw is arranged in the annular ring, the circuit board is provided with recesses corresponding to the fixing support, the fixing support is connected with the circuit board in the recesses, and the circuit board further comprises protection arms perpendicular to the vertical support arms, the protection arms are in contact with the side surface of the circuit board.

5. The phone TM module of claim 3, wherein: The signal input terminals and the signal output terminals each comprise a female head connected with the hub plate and a male head detachably connected with the female head, and the male head is provided with an input plug hole or an output plug hole.

6. The phone TM module of claim 5, wherein: The male head is provided with a connecting plug hole, the female head is provided with a plug pin corresponding to the connecting plug hole, the plug pin is inserted into the connecting plug hole to connect the male head with the female head, and the connecting position of the female head and the male head is provided with a foolproof structure.

7. The phone TM module of claim 6, wherein: The male head is provided with an arc-shaped plate, the female head is provided with an arc-shaped groove corresponding to the arc-shaped plate, the arc-shaped plate and the arc-shaped groove constitute the foolproof structure, and the male head is further provided with a limiting end, when the limiting end is in contact with the female head, the male head is inserted into position.

8. The phone TM module of claim 6, wherein: The male head is further provided with a clamping block, a gap is left below the clamping block, the female head is provided with an upper protruding plate corresponding to the gap, the circuit board is provided with a second notch corresponding to the female head, and the circuit board is provided with a first notch corresponding to the module plug-in terminal, after the circuit board is inserted into the hub plate, the module plug-in terminal is arranged at the first notch, and the female head is arranged at the second notch.

9. The phone TM module of claim 4, wherein: The hub plate fixing plate is provided with mounting columns, the hub plate is provided with mounting holes corresponding to the mounting columns, the locking member passes through the mounting holes and is connected with the mounting columns to lock the hub plate on the hub plate fixing plate, one side of the hub plate fixing plate is provided with a baffle, the other side is provided with a plurality of through holes, and the through holes are provided with protrusions.

10. A fire alarm device, characterized by: The fire alarm device contains at least one easily installed telephone TM module as claimed in any one of claims 1-9.

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