Fire alarm host bus control device

Abstract

The utility model relates to the technical field of fire alarm hosts, in particular to a bus control device for a fire alarm host, which comprises a host body, two ends of the host body are open, mounting panels are mounted at the two ends of the host body, and a control mainboard is mounted in the host body. Compared with the prior art, the heat dissipation device has the advantages that the heat dissipation box is arranged, the air inlet pipe and the air outlet pipe at the two corners of the heat dissipation box are communicated with the outside through the multiple through holes, the multiple heat dissipation fins are installed on the inner wall of the heat dissipation box, the fan is powered on to operate, air is driven to flow through the multiple heat dissipation fins, and effective heat dissipation is conducted on the control mainboard; a clamping frame and a pressing frame are arranged, and limiting strips are mounted on the adjacent surfaces of the clamping frame and the pressing frame, so that after the clamping frame and the pressing frame are clamped, the cable can be conveniently pressed, external dragging force is guided to the outside of the host body, and the cable is prevented from being accidentally pulled out; therefore, the problems in the prior art are effectively solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to fire alarm host computer technical field, especially a fire alarm host computer bus control device. BACKGROUND

[0002] Fire alarm host computer mainly receives the signal sent from fire detector (such as smoke, temperature sensing detector etc.), analyzes and judges these signals, and identifies whether it is a fire signal or a fault signal. Through the fire alarm sending device, fire alarm signal is started, and automatic fire extinguishing control device is also started, such as starting the sprinkler system, fire shutter door, smoke exhaust fan, etc., to realize effective control and rescue of fire.

[0003] The traditional fire alarm host computer generally adopts metal shell design, and the internal mainboard space is relatively closed, which can cause internal temperature rise and interfere with the overall operation. At the same time, there are many types of interfaces near the wiring panel of the fire alarm host computer. When the external cable is connected with the interface, only the buckle of the interface is used for limiting. When the cable is pulled accidentally, the cable can be separated from the interface to cause open circuit, which can affect the monitoring of external fire. Therefore, a fire alarm host computer bus control device is provided to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at overcoming the shortcomings of prior art, and provides a fire alarm host computer bus control device, which effectively solves the problems of prior art.

[0005] In order to achieve the above purpose, the utility model provides a fire alarm host computer bus control device in one aspect of embodiment, which comprises a host body, the both ends of the host body are open, and the both ends are provided with mounting panels, a control mainboard is installed in the host body, a heat dissipation box is installed on the top surface of the control mainboard, a plurality of parallel arranged heat dissipation fins are installed in the heat dissipation box, an air inlet pipe and an air outlet pipe are installed at the two corners of the heat dissipation box respectively, and the end surfaces of the air inlet pipe and the air outlet pipe are in abutment with the mounting panel on one side, a plurality of through holes for air circulation are formed in the side surface of the mounting panel, a fan is installed at the end of the air inlet pipe, a clamping frame is installed on the side surface of the other mounting panel, a pressing frame is rotatably installed in the middle of the clamping frame, and the adjacent surfaces of the clamping frame and the pressing frame are inlaid with limiting strips for fixing cables, and one side of the clamping frame is clamped with the pressing frame.

[0006] Preferably, the host body is made of metal, and a plurality of auxiliary heat dissipation fins are mounted on the outer wall of the host body. The use of this scheme can increase the contact area of the outer wall of the host body with the external air, increase the heat exchange rate with the external air, and facilitate auxiliary heat dissipation. In addition, the host body is made of aluminum alloy, coated with a rust-proof layer, and has a monolithic structure, which has high structural strength and can withstand external impact.

[0007] Preferably, the two mounting panels are fixedly connected to the two sides of the host body by screws. The side of the mounting panel near the clamping frame is provided with a notch for placing various interfaces. The use of this scheme facilitates the early processing and manufacturing and subsequent assembly and installation of the mounting panels. The two mounting panels are installed by screws, which is convenient. After the two mounting panels are fixedly connected to the two ends of the host body, the positions of the two ends of the host body can be sealed, thereby protecting the control board.

[0008] Preferably, the top surface of the heat dissipation box is open, and an upper cover is bonded inside the heat dissipation box by glue. The use of this scheme can seal the open position of the top surface of the heat dissipation box, make the heat dissipation box a complete cavity, and make the air flow only through the air inlet pipe and the air outlet pipe. The flowing air exchanges heat with the heat dissipation fins and the heat dissipation box, thereby reducing the temperature of the control board. In addition, the upper cover and the heat dissipation box are connected by glue, which facilitates the removal of the glue and the disassembly of the upper cover for cleaning the inside of the heat dissipation box.

[0009] Preferably, the middle part of the clamping frame is hollow, and one side of the clamping frame is fixedly connected to one mounting panel by a screw. The hollow position of the clamping frame in this scheme leaves more space for the installation and disassembly of the TF card or SIM card and various connectors, which is convenient for the operator to install and disassemble.

[0010] Preferably, the side surface of the pressing frame is provided with a plurality of clamping grooves, and the side surface of the clamping frame is fixedly provided with a plurality of buckles clamped with the clamping grooves. The top ends of the buckles protrude from the top surface of the pressing frame. The use of this scheme facilitates the mutual buckling of the pressing frame and the clamping frame, and facilitates the compression and fixation of the wires for bearing external pulling force. The buckle and the clamping frame are designed in an integrated manner, and the material thereof can be engineering plastic. When the outer wall buckles the top ends of the buckles, the buckles can elastically deform, the buckles and the clamping grooves can be separated, and the pressing frame can be rotated upward, thereby facilitating the installation of the cable.

[0011] Preferably, grooves for placing the cables are arranged between the adjacent surfaces of the two limiting strips, so that the cables can be placed in the grooves, and the cables are kept at a distance from each other, which is convenient for the user to distinguish, and the grooves are of different sizes, so as to cooperate with cables of different diameters, and the two limiting strips can stably press the cables.

[0012] The utility model has the following advantages:

[0013] 1. The fire alarm host bus control device is provided with a heat dissipation box, air inlet pipes and air outlet pipes at two corners of the heat dissipation box are communicated with the outside through a plurality of through holes, and a plurality of heat dissipation fins are arranged on the inner wall of the heat dissipation box, the fan is powered on to drive air to flow through the heat dissipation fins, thereby effectively dissipating heat of the control mainboard, reducing the temperature inside the host body, and the limiting strips are arranged on the adjacent surfaces of the clamping frame and the pressing frame, and the clamping frame and the pressing frame are clamped, thereby conveniently pressing the cables, guiding the external pulling force to the outside of the host body, and preventing the cables from being accidentally pulled out, thereby effectively solving the problems in the prior art.

[0014] 2. The fire alarm host bus control device is provided with a heat dissipation box, an upper cover is arranged on the top surface of the heat dissipation box, the upper cover is removed after the control device is operated for a certain period of time, thereby conveniently cleaning dust inside the heat dissipation box, ensuring that the inner wall of the heat dissipation box and the plurality of heat dissipation fins are in full contact with air, the plurality of buckles are arranged, the top end of the buckle protrudes from the top surface of the pressing frame, thereby conveniently pulling the buckle outward through the protruding position, separating the buckle from the buckle groove, and conveniently rotating the pressing frame to facilitate installation and removal of the cables in the later period. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a first perspective view of the whole structure of the utility model;

[0016] Figure 2 It is a second perspective view of the whole structure of the utility model;

[0017] Figure 3 It is a third perspective view of the whole structure of the utility model;

[0018] Figure 4 It is a structure diagram of the heat dissipation box of the utility model;

[0019] Figure 5 It is an opening structure diagram of the pressing frame of the utility model.

[0020] In the figure: 1-main body, 2-installation panel, 3-card holder, 4-buckle, 5-pressing frame, 6-limiting strip, 7-through hole, 8-radiating box, 9-fan, 10-air inlet pipe, 11-air outlet pipe, 12-radiating fin, 13-upper cover, 14-card slot, 15-groove. DETAILED DESCRIPTION

[0021] The utility model will be described further in connection with the drawings, but the protection scope of the utility model is not limited to the following.

[0022] As Figures 1 to 5 Indicated, a kind of fire alarm host bus control device, it includes main body 1, the both ends of main body 1 open, and both ends are equipped with installation panel 2, the inside of main body 1 is equipped with control mainboard, the top surface of control mainboard is equipped with radiating box 8, control mainboard and radiating box 8 between are coated with heat-conducting glue, it is convenient for heat to conduct, and make radiating box 8 and the component on control mainboard between leave safe distance, avoid short-circuit phenomenon, the inside of radiating box 8 is equipped with multiple parallel radiating fins 12, the both corners of radiating box 8 are equipped with air inlet pipe 10 and air outlet pipe 11 respectively, and the end face of both is in contact with the installation panel 2 of one side, the side of this installation panel 2 is equipped with multiple through holes 7 for air to circulate, the end of air inlet pipe 10 is square, and its inside is equipped with fan 9, the side of another installation panel 2 is equipped with card holder 3, the middle part of card holder 3 is rotatably equipped with pressing frame 5, and the adjacent surface of both is recessed to form recessed part inside, and the inside of recessed part is inlaid with limiting strip 6 for fixing cable, one side of card holder 3 is in contact with pressing frame 5.

[0023] Control mainboard is integrated with processor, memory and storage and related power supply circuit, processor is RK3568, four-core 64 Cortex-A55 processor, it can calculate and process data at high speed, and memory is 2G, temporarily stores and calls the transport data of processor, storage 16G is used to store running data, it is convenient to view later, while the side of control mainboard is equipped with two RJ45 network interfaces, CAN interface, power switch, 2 USB interfaces, OTG, HDMI, PCIE, key, TF card slot and sim card slot structure.

[0024] Main body 1 adopts metal material, and the outer wall of main body 1 is provided with a plurality of auxiliary radiating fins, as an optional technical solution of the utility model, which facilitates to increase the contact area of the outer wall of main body 1 with external air, increase the heat exchange rate with external air, and facilitate auxiliary heat dissipation.

[0025] Both installation panels 2 are fixedly connected with the two sides of the main body 1 through screws, and the side of the installation panel 2 close to the clamping frame 3 is provided with a notch for placing various interfaces, as an optional technical solution of the utility model, which facilitates the early processing and manufacturing and the subsequent assembly and installation, and the two installation panels 2 are installed by screws, so that the installation method is convenient, and after the two installation panels 2 are fixedly connected with the two ends of the main body 1, the two end positions of the main body 1 can be conveniently plugged, thereby protecting the control mainboard and the like.

[0026] The top surface of the heat dissipation box 8 is open, and an upper cover 13 is adhered in the inside through glue, as an optional technical solution of the utility model, which facilitates the plugging of the open position of the top surface of the heat dissipation box 8, makes the heat dissipation box 8 realize a complete cavity, makes the air only circulate along the air inlet pipe 10 and the air outlet pipe 11, makes the flowing air exchange heat with the heat dissipation fins 12 and the heat dissipation box 8, reduces the temperature of the control mainboard, and meanwhile, the upper cover 13 and the heat dissipation box 8 are connected by glue, which facilitates the removal of the glue and the disassembly of the upper cover 13 in the later period, and facilitates the cleaning of the inside of the heat dissipation box 8.

[0027] The middle part of the clamping frame 3 is hollow, and one side of the clamping frame 3 is fixedly connected with one installation panel 2 through a screw, as an optional technical solution of the utility model, the hollow position of the clamping frame 3 leaves more space at this position, which facilitates the installation and disassembly of the TF card or the SIM card and various connectors, and facilitates the installation and disassembly operation of the operator.

[0028] A plurality of clamping grooves 14 are formed in the side surface of the pressing frame 5, and a plurality of buckles 4 which are clamped with the clamping grooves 14 are fixedly installed on the side surface of the clamping frame 3, the top ends of the plurality of buckles 4 protrude from the top surface of the pressing frame 5, as an optional technical solution of the utility model, which facilitates the mutual buckling of the pressing frame 5 and the clamping frame 3, facilitates the compression and fixation of the wires, and is used for bearing the external pulling force, the plurality of buckles 4 and the clamping frame 3 adopt an integrated design, and the material thereof can adopt the material of engineering plastic, when the outer wall buckles the top ends of the plurality of buckles 4, the plurality of buckles 4 are elastically deformed, the buckle 4 is separated from the clamping groove 14, the pressing frame 5 is rotated upward, and the installation of the cable is facilitated.

[0029] The recesses 15 for placing the cables are formed between the adjacent surfaces of the two limiting strips 6, as an optional technical solution of the utility model, which facilitates the placement of the plurality of cables in the recesses 15, leaves a certain distance between the cables, facilitates the user to distinguish, and the sizes of the recesses 15 are different, thereby being able to cooperate with cables of different diameters, and thereby facilitating the stable compression of the two limiting strips 6 to the cables.

[0030] The fire alarm host bus control device needs the following steps when in use:

[0031] 1) the fan 9 is powered on to run, driving external air to enter the inside of the air inlet pipe 10 from the through hole 7;

[0032] 2) the air enters the inside of the heat dissipation box 8 along the air inlet pipe 10, and exchanges heat with the plurality of heat dissipation fins 12, taking away the heat conducted by the control mainboard, reducing the temperature of the control mainboard;

[0033] 3) the plurality of buckles 4 are pulled outwards, the buckles 4 are elastically deformed, and the buckles 4 are separated from the clamping grooves 14;

[0034] 4) the pressing frame 5 is turned upwards, facilitating the installation and disassembly of the cable.

[0035] In summary, when the user uses, through the setting of the heat dissipation box 8, the air inlet pipe 10 and the air outlet pipe 11 at both corners of the heat dissipation box 8 are communicated with the outside through the plurality of through holes 7, and the inner wall of the heat dissipation box 8 is provided with the plurality of heat dissipation fins 12, the fan 9 is powered on to run, driving the air to flow through the plurality of heat dissipation fins 12, effectively cooling the control mainboard, reducing the temperature inside the host body 1, through the setting of the clamping frame 3 and the pressing frame 5, and the adjacent surfaces of the two are provided with the limiting strips 6, when the clamping frame 3 and the pressing frame 5 are clamped, the cable is pressed, and the external pulling force is guided to the outside of the host body 1, avoiding that the cable is accidentally pulled out, thereby effectively solving the problems existing in the prior art, and through the setting of the heat dissipation box 8, the top surface of the heat dissipation box 8 is provided with the upper cover 13, after the control device runs for a certain period of time, the upper cover 13 is disassembled and turned downwards, facilitating the cleaning of the dust inside the heat dissipation box 8, ensuring that the inner wall of the heat dissipation box 8 and the plurality of heat dissipation fins 12 are in full contact with the air, through the setting of the plurality of buckles 4, the top end of the buckle 4 protrudes from the top surface of the pressing frame 5, and then the buckle 4 is pulled outwards through the protruding position, so that the buckle 4 is separated from the clamping groove 14, facilitating the rotation of the pressing frame 5, and facilitating the installation and disassembly of the cable in the later period.

[0036] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A fire alarm host bus control device, characterized in that: The system includes a main body (1), which has openings at both ends and mounting panels (2) installed at both ends. A control motherboard is installed inside the main body (1), and a heat sink (8) is installed on the top surface of the control motherboard. Multiple parallel heat sink fins (12) are installed inside the heat sink (8). An air inlet pipe (10) and an air outlet pipe (11) are installed at the two corners of the heat sink (8), and their ends abut against one side of the mounting panel (2). Multiple through holes (7) for air circulation are opened on the side of the mounting panel (2). A fan (9) is installed at the end of the air inlet pipe (10). A snap-fit ​​bracket (3) is installed on the side of the other mounting panel (2). A pressing bracket (5) is rotatably installed in the middle of the snap-fit ​​bracket (3), and both adjacent surfaces are inlaid with limiting strips (6) for fixing cables. One side of the snap-fit ​​bracket (3) is snapped into the pressing bracket (5).

2. The fire alarm host bus control device according to claim 1, characterized in that: The host body (1) is made of metal, and multiple auxiliary heat sinks are installed on the outer wall of the host body (1).

3. A fire alarm host bus control device according to claim 2, characterized in that: Both mounting panels (2) are fixedly connected to the two sides of the main body (1) by screws. The side of the mounting panel (2) near the card holder (3) is provided with a notch for placing various interfaces.

4. A fire alarm host bus control device according to claim 3, characterized in that: The top surface of the heat sink (8) is open, and the top cover (13) is glued to its interior.

5. A fire alarm host bus control device according to claim 4, characterized in that: The middle part of the clip bracket (3) is hollowed out, and one side of the clip bracket (3) is fixedly connected to a mounting panel (2) by screws.

6. A fire alarm host bus control device according to claim 5, characterized in that: The pressing frame (5) has multiple slots (14) on its side, and the snap-fit ​​frame (3) has multiple buckles (4) that engage with the slots (14) on its side. The tops of the multiple buckles (4) protrude from the top surface of the pressing frame (5).

7. A fire alarm host bus control device according to claim 6, characterized in that: A groove (15) for placing cables is provided between the adjacent surfaces of the two limiting strips (6).

Images