CN211207411U - Intelligent access controller - Google Patents
Intelligent access controller Download PDFInfo
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- CN211207411U CN211207411U CN201922500993.XU CN201922500993U CN211207411U CN 211207411 U CN211207411 U CN 211207411U CN 201922500993 U CN201922500993 U CN 201922500993U CN 211207411 U CN211207411 U CN 211207411U
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- board
- power board
- base
- access controller
- intelligent access
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Abstract
The utility model relates to an entrance guard's equipment technical field discloses an intelligent entrance guard's controller. The intelligent access controller comprises a base, a circuit board and a shell, wherein the circuit board comprises a power board and a control board which are arranged in parallel and at intervals, the power board is electrically connected with the control board, a CPU (central processing unit) module, a signal transmission module and a wire row are arranged on the control board, the signal transmission module is connected with the CPU module and the wire row, a transformer, a rectifier and a power tube are arranged on the power board, a semiconductor refrigerating piece is further arranged on the side of the transformer on the power board, and a heat dissipation hole is formed in the shell. The components which are easy to heat, such as the transformer, the rectifier, the power tube and the like, are arranged on the power board, and the control modules, such as the CPU module, the wire row, the signal transmission module and the like, are arranged on the control board, so that the heat generated by the components which heat is directly influenced on the normal operation efficiency of the control module is avoided, and meanwhile, the number of the components on each circuit board is reduced, thereby reducing the distribution density of the components, ensuring that the gas flows between the circuit boards, and improving the heat dissipation efficiency.
Description
Technical Field
The utility model relates to an access control equipment technical field especially relates to an intelligent access control ware.
Background
The access control system is mainly used for obtaining request information of the people who get in and out, the controller is connected between the server and the reader, the request information is fed back to the server, and command information of the server is fed back to the reader, so that the purpose of intelligently controlling the opening and closing of the gate is achieved.
The utility model discloses an authorization bulletin number is CN209803879U, the china utility model patent that the authorization bulletin date is 2019.12.17 discloses an intelligent access control ware, this intelligent access control ware includes the controller casing, one side of controller casing articulates through hinge joint has the chamber door, there is the entrance guard circuit board inside of controller casing through screw threaded connection, the louvre of two symmetries all is seted up to the both sides of controller casing, the bladeless fan is all installed to the inside of four louvres, the semi-circular head of top fixedly connected with of controller casing, the fixed rubber slab that is equipped with in back of controller casing, the bottom mounting of rubber slab is equipped with the angle steel of two symmetries, the welding of the surperficial department of the angle steel of two symmetries has the.
Foretell intelligent entrance guard's controller is when using, through louvre and the bladeless fan that is equipped with, can dispel the heat to the inside of controller casing, at entrance guard's circuit board's bottom installation ceramic plate, can accelerate the heat dissipation. The transformer, the rectifier and the power tube of the intelligent access controller on a control panel during working are main components for heating of the controller, but all components of the existing intelligent access controller are uniformly distributed on the control panel, and the components in the shell are densely distributed, so that the flow of gas is blocked, the heat dissipation rate of the controller is reduced, and the operation of a control module is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: the utility model provides an intelligent access controller to solve the part distribution in the intelligent access controller casing among the prior art intensive, blockked gaseous flow, reduced the rate of heat dissipation of controller, influence the problem of control module's operation.
In order to realize the above-mentioned purpose, the utility model provides an intelligent access controller, include the base, arrange the circuit board on the base and fix the shell on the base, the circuit board includes parallel and interval arrangement's power board and control panel, the electricity is connected between power board and the control panel, CPU module, signal transmission module and line row have been arranged on the control panel, signal transmission module connects CPU module and line row, transformer, rectifier and power pipe have been arranged on the power board, on the power board in side of transformer still is provided with the semiconductor refrigeration piece, the louvre has been seted up on the shell.
Preferably, a plurality of cooling fins are further arranged on the power board on the side of the transformer, and a cooling interval is formed between adjacent cooling fins.
Preferably, connecting pieces connected with each other are arranged between the radiating fins.
Preferably, a temperature detector is further arranged on the control board, the temperature detector is in signal connection with the CPU module and the semiconductor chilling plate respectively, the temperature detector is used for transmitting a temperature signal to the CPU module, and the CPU module is used for controlling the chilling efficiency of the semiconductor chilling plate.
Preferably, a socket is arranged on the power board, a pin connected with the socket is arranged on the back surface of the control board, and the control board and the power board are electrically connected through the pin and the socket.
Preferably, the bottom of the base is provided with a heat dissipation groove.
Preferably, the base is of a structure like a Chinese character 'ji', the base of the base is provided with a plurality of guide plates which are arranged at intervals, and the heat dissipation grooves are formed at intervals between two adjacent guide plates.
Preferably, a dust screen is further arranged on the shell at the inner side of the heat dissipation hole.
The embodiment of the utility model provides an intelligent access controller compares with prior art, and its beneficial effect lies in: the circuit board includes parallel and interval arrangement's power board and control panel, arranges easy heating parts such as transformer, rectifier and power tube on the power board, arranges control module such as CPU module, line bank and signal transmission module on the control panel, avoids the heat that the part that generates heat to directly influence control module's normal operating efficiency, has reduced the part quantity on every circuit board simultaneously to the distribution density of part has been reduced, guarantees that gas flows between the circuit board, has improved the radiating efficiency.
Drawings
Fig. 1 is a schematic structural diagram of the intelligent access controller of the present invention;
FIG. 2 is a schematic structural diagram of a power board of the intelligent access controller of FIG. 1;
FIG. 3 is a schematic structural diagram of a control board of the intelligent access controller of FIG. 1;
FIG. 4 is a schematic structural diagram of another view of a control board of the intelligent access controller of FIG. 3;
fig. 5 is a schematic structural diagram of a housing of the smart door controller of fig. 1.
In the figure, 1, a base; 11. flanging; 12. a baffle; 13. a heat sink; 2. a housing; 21. A flange; 22. avoiding holes; 23. heat dissipation holes; 24. a dust screen; 3. a power board; 31. a storage battery; 32. a transformer; 33. a rectifier; 34. a power tube; 35. a semiconductor refrigeration sheet; 36. A heat sink; 37. a socket; 4. a control panel; 41. a CPU module; 42. a signal transmission module; 43. arranging wires; 44. a network signal port; 45. a temperature detector; 46. a variable frequency control module; 47. inserting a pin; 5. and (4) insulating bolts.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
The utility model discloses an intelligent access controller's preferred embodiment, as shown in fig. 1 to 5, including base 1, circuit board and shell 2, the circuit board is all fixed on base 1 with shell 2, and base 1 is metal material with shell 2, and metal material's heat dispersion is good, and metal material has electromagnetic shield effect simultaneously, and the enclosure space that base 1 and shell 2 formed can carry out the electromagnetic shield to the circuit board, avoids electromagnetic signal to influence the normal work of circuit board.
The base 1 is a structure shaped like a Chinese character 'ji', the two sides of the base 1 are respectively provided with a flanging 11, the shell 2 is provided with a flange 21 matched with the flanging 11 of the base 1, the flange 21 and the corresponding position on the flanging 11 are respectively provided with a fixing hole, and the base 1 and the shell 2 are fixedly connected through screws. A plurality of guide plates 12 arranged at intervals are further arranged at the bottom of the base 1, each guide plate 12 is parallel to each other, the interval between two adjacent guide plates 12 forms a radiating groove 13 on the base 1, the guide plates 12 are of a metal structure, the heat of the base 1 can be transmitted to the outside through the guide plates 12, the guide plates 12 increase the contact area of the base 1 on the outside, meanwhile, the radiating grooves 13 facilitate airflow flowing, and the radiating efficiency of the base 1 is improved.
The circuit board comprises a power board 3 and a control board 4, the power board 3 and the control board 4 are arranged in parallel and at intervals, and the intervals between the power board 3 and the control board 4 form an accommodating space for accommodating components. Power board 3 and control panel 4 are the rectangle structure, and power board 3 is fixed on base 1, and insulating bolt 5 has been arranged respectively to four corners department of power board 3 and control panel 4, is connected fixedly through insulating bolt 5 between power board 3 and the control panel 4, and the interval between power board 3 and the control panel 4 is decided to insulating bolt 5's length.
The storage battery 31, the transformer 32, the rectifier 33 and the power tube 34 are arranged on the power board 3, the storage battery 31, the transformer 32, the rectifier 33 and the power tube 34 are all easy-to-heat components, the easy-to-heat components are arranged on the power board 3 in a centralized mode, and the heat generated by the heating layout is prevented from directly influencing the normal operation efficiency of the control module on the control board 4. The power board 3 is respectively provided with a semiconductor refrigeration piece 35 and a heat radiation piece 36 at the side of the transformer 32, and the semiconductor refrigeration piece 35 is used for cooling the components on the power board 3. The number of the heat dissipation fins 36 is plural, and the adjacent heat dissipation fins 36 have a heat dissipation interval therebetween, and the heat dissipation fins 36 can increase the contact area between the power board 3 and the air, thereby improving the heat dissipation efficiency between the power board 3 and the controller. Connecting sheets are further arranged among the plurality of radiating fins 36, and the connecting sheets connect the radiating fins 36 to each other into a whole, so that heat is transferred among the radiating fins 36, and uneven heat distribution is avoided.
The control panel 4 is provided with a CPU module 41, a signal transmission module 42 and a line bank 43, the signal transmission module 42 is connected between the CPU module 41 and the line bank 43, the line bank 43 is used for being connected with an external cable to receive an external signal, the signal transmission module 42 converts a signal transmitted by the cable and then transmits the signal to the CPU module 41, and the CPU module 41 is used for controlling the opening and closing of the door access. Two wire rows 43 are arranged in parallel, each wire row 43 is also correspondingly provided with a network signal port 44, and the network signal ports 44 can be connected with a remote control system. Two wire banks 43 can be connected with two entrance guards respectively, and this intelligent entrance guard controller can control two access control systems, and in other embodiments, wire bank 43 also can only have one, also can have a plurality of.
The CPU module adopts the type of the commercially available SPMC75F2413A, integrates the functional modules such as a multifunctional I/O port, a synchronous and asynchronous serial port, an ADC, a timing counter and the like, and special hardware modules such as a multifunctional capture comparison module, a B L DC motor drive special position detection interface, a two-phase incremental encoder interface, a PWM generator for generating various motor drive waveforms and the like, and utilizes the support of the hardware modules to complete the automatic control of the intelligent access controller.
Still arranged thermodetector 45 on control panel 4, thermodetector 45 and CPU module 41 and semiconductor refrigeration piece 35 are signal connection respectively, thermodetector 4545 is used for detecting the temperature on control panel 4 and transmits temperature signal to CPU module 41, frequency conversion control module 46 has still been arranged on control panel 4, CPU module 41 sends rate signal to semiconductor refrigeration piece 35 through frequency conversion control module 46 after accepting temperature signal, change the operating frequency of semiconductor refrigeration piece 35, and then change the work efficiency of semiconductor refrigeration piece 35, realize the full automatic control of semiconductor refrigeration piece 35.
The housing 2 has a side portion formed with an avoiding hole 22 corresponding to the line bank 43 and the network signal port 44, and the avoiding hole 22 is used to expose the line bank 43 and the network signal port 44 after the housing 2 is fixed to the base 1. Still seted up louvre 23 on two relative sides on the shell 2, louvre 23 is arranged relatively, can increase the flow velocity of air current, improves the radiating efficiency. Dust screen 24 has still been arranged in the inboard of each louvre 23 on the shell 2, and dust screen 24 is used for avoiding the dust to get into in the shell 2 and influence the normal operating of equipment, improves this intelligent access controller's life.
To sum up, the embodiment of the utility model provides an intelligent access controller, its circuit board includes parallel and interval arrangement's power board and control panel, arrange easy heating parts such as transformer, rectifier and power tube on the power board, with the CPU module, control module such as line bank and signal transmission module arranges on the control panel, the heat that the part of avoiding generating heat produced directly influences control module's normal operating efficiency, the part quantity on every circuit board has been reduced simultaneously, thereby the distribution density of part has been reduced, guarantee that gas flows between the circuit board, and the heat dissipation efficiency is improved.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides an intelligent entrance guard controller, its characterized in that includes the base, arranges the circuit board on the base and fixes the shell on the base, the circuit board includes parallel and interval arrangement's power board and control panel, the electricity is connected between power board and the control panel, CPU module, signal transmission module and line row have been arranged on the control panel, signal transmission module connects CPU module and line row, transformer, rectifier and power pipe have been arranged on the power board, on the power board in the side of transformer still is provided with the semiconductor refrigeration piece, the louvre has been seted up on the shell.
2. The intelligent access controller of claim 1, wherein a plurality of cooling fins are further arranged on the power board on the side of the transformer, and a cooling interval is formed between every two adjacent cooling fins.
3. The intelligent access controller of claim 2, wherein connecting pieces are further arranged between the cooling fins and are connected with each other.
4. The intelligent access controller of claim 1, wherein a temperature detector is further disposed on the control board, the temperature detector is in signal connection with the CPU module and the semiconductor refrigerating sheet respectively, the temperature detector is used for transmitting a temperature signal to the CPU module, and the CPU module is used for controlling the refrigerating efficiency of the semiconductor refrigerating sheet.
5. The intelligent access controller of any one of claims 1-4, wherein a socket is disposed on the power board, a pin connected to the socket is disposed on the back of the control board, and the control board and the power board are electrically connected through the pin and the socket.
6. The intelligent access controller of any one of claims 1-4, wherein the bottom of the base is provided with a heat sink.
7. The intelligent access controller of claim 6, wherein the base is of a structure like a Chinese character 'ji', the base of the base is provided with a plurality of guide plates arranged at intervals, and the heat dissipation grooves are formed at intervals between two adjacent guide plates.
8. The intelligent access controller of any one of claims 1-4, wherein a dust screen is further disposed on the housing inside the heat dissipation hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922500993.XU CN211207411U (en) | 2019-12-31 | 2019-12-31 | Intelligent access controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922500993.XU CN211207411U (en) | 2019-12-31 | 2019-12-31 | Intelligent access controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211207411U true CN211207411U (en) | 2020-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922500993.XU Active CN211207411U (en) | 2019-12-31 | 2019-12-31 | Intelligent access controller |
Country Status (1)
| Country | Link |
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| CN (1) | CN211207411U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113677149A (en) * | 2021-07-20 | 2021-11-19 | 合肥优恩物联网科技有限公司 | RCC-based low-power-consumption Bluetooth technology-based door access control device capable of realizing non-inductive door opening |
-
2019
- 2019-12-31 CN CN201922500993.XU patent/CN211207411U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113677149A (en) * | 2021-07-20 | 2021-11-19 | 合肥优恩物联网科技有限公司 | RCC-based low-power-consumption Bluetooth technology-based door access control device capable of realizing non-inductive door opening |
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