CN215248902U - Elevator safety braking system - Google Patents
Elevator safety braking system Download PDFInfo
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- CN215248902U CN215248902U CN202120447274.0U CN202120447274U CN215248902U CN 215248902 U CN215248902 U CN 215248902U CN 202120447274 U CN202120447274 U CN 202120447274U CN 215248902 U CN215248902 U CN 215248902U
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- matrix keyboard
- level output
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Abstract
The utility model discloses an elevator safety braking system, which comprises a layer selector, a high level output module, a control module, a braking module and a power module, wherein the layer selector is provided with a main key and a matrix keyboard; the matrix keyboard is connected with the input end of the control module, the output end of the control module is connected with the brake module, and the high-level output module is connected to a connecting line between the matrix keyboard and the control module. This technical scheme utilizes setting up of main button and high level output module to realize the function of pressing down fast of the whole floor of elevator, when personnel in the car met the car and fall or fall the situation fast, directly press main button, make high level output module to control module's input (this input links to each other with the matrix keyboard) transmission high level signal, control module can discern when scanning the matrix keyboard and all be pressed for each selection layer button on the matrix keyboard to this realizes selecting a layer button fast a key full selection function entirely, easy operation is convenient.
Description
Technical Field
The utility model relates to an elevator technical field, more specifically say and relate to an elevator safety braking system.
Background
The safety of elevators, which are transportation devices that people often come into contact with in their daily lives, is of great concern. The whole structure of the elevator comprises a braking system, when the elevator car reaches a certain specified floor, the system transmits an action signal to a brake, and after the brake receives the action signal, the brake effectively controls the motor of the elevator device so as to stop the active rotating shaft of the motor, thereby realizing the braking function.
In real life, the elevator inevitably has more than one accident, wherein the most serious elevator car falls or falls rapidly, and the accidents easily cause casualties. At present, when people in the elevator car meet the situation, the first operation is to press all floor keys on the floor selector, so that the elevator car is braked when passing through each floor, and the process is obviously too complicated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an elevator safety braking system to solve one or more technical problem that exist among the prior art, provide a profitable selection or create the condition at least.
The technical scheme adopted for solving the technical problems is as follows:
an elevator safety braking system comprising:
the layer selector is provided with a plurality of layer selecting keys and a main key, and the plurality of layer selecting keys form a matrix keyboard;
the high-level output module is connected with the main key and is configured to output a high-level signal when the main key is triggered;
the brake device comprises a control module, a brake module and a power module;
the power module is respectively connected with the matrix keyboard, the high-level output module, the control module and the brake module, the matrix keyboard is connected with the input end of the control module, the output end of the control module is connected with the brake module, and the high-level output module is connected to a connecting line of the matrix keyboard and the control module.
As a further improvement of the above technical solution, the high-level output module includes a charging circuit and an energy storage capacitor, an input end of the charging circuit is connected to the power module, an output end of the charging circuit is connected to one end of the energy storage capacitor through the main key, another end of the energy storage capacitor is grounded, and the one end of the energy storage capacitor is connected to a connection line between the matrix keyboard and the control module.
As a further improvement of the above technical solution, the charging circuit includes a dc converter chip with a model number MAX1771, an inductor L1, a switching tube Q1, a diode D1, a resistor R1, and a capacitor C1;
the output end of the direct current converter chip is connected with the grid electrode of a switch tube Q1, the power supply module is connected with the drain electrode of a switch tube Q1 through an inductor L1, the power supply module is connected with the anode of a diode D1, the cathode of the diode D1 is grounded through a capacitor C1, the cathode of a diode D1 is connected with the energy storage capacitor through a main key, the source electrode of the switch tube Q1 is grounded through a resistor R1, and the source electrode of a switch tube Q1 is connected with the sampling end of the direct current converter chip.
As a further improvement of the above technical solution, the technical solution further includes a voice recognition module, and the voice recognition module is connected to the control module.
The utility model has the advantages that: this technical scheme utilizes setting up of main button and high level output module to realize the function of pressing down fast of the whole floor of elevator, when personnel in the car met the car and fall or fall the situation fast, directly press main button, make high level output module to control module's input (this input links to each other with the matrix keyboard) transmission high level signal, control module can discern when scanning the matrix keyboard and all be pressed for each selection layer button on the matrix keyboard to this realizes selecting a layer button fast a key full selection function entirely, easy operation is convenient.
Drawings
The present invention will be further explained with reference to the drawings and examples;
fig. 1 is a schematic diagram of the circuit module of the present invention.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, if words such as "a plurality" are used, the meaning is one or more, the meaning of a plurality of words is two or more, and the meaning of more than, less than, more than, etc. is understood as not including the number, and the meaning of more than, less than, more than, etc. is understood as including the number.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1, the present application discloses an elevator safety braking system, a first embodiment of which comprises:
the layer selector is provided with a plurality of layer selecting keys and a main key, and the plurality of layer selecting keys form a matrix keyboard;
the high-level output module is connected with the main key and is configured to output a high-level signal when the main key is triggered;
the brake device comprises a control module, a brake module and a power module;
the power module is respectively connected with the matrix keyboard, the high-level output module, the control module and the brake module, the matrix keyboard is connected with the input end of the control module, the output end of the control module is connected with the brake module, and the high-level output module is connected to a connecting line of the matrix keyboard and the control module.
Specifically, in this embodiment, the main button and the high-level output module are arranged to realize a function of quickly pressing all floors of the elevator, when a person in the car encounters a situation that the car falls or falls quickly, the main button is directly pressed, so that the high-level output module transmits a high-level signal to an input end of the control module (the input end is connected with the matrix keyboard), and the control module can identify that all the floor-selecting buttons on the matrix keyboard are pressed when scanning the matrix keyboard, so that a function of quickly and fully selecting all the floor-selecting buttons by one key is realized, and the operation is simple and convenient.
Further as a preferred implementation manner, in this embodiment, the high-level output module includes a charging circuit and an energy storage capacitor, an input end of the charging circuit is connected to the power module, an output end of the charging circuit is connected to one end of the energy storage capacitor through the main key, another end of the energy storage capacitor is grounded, and the one end of the energy storage capacitor is connected to a connection line between the matrix keyboard and the control module. Specifically, when the main key is pressed down, the charging circuit outputs a low-voltage large-current signal to the energy storage capacitor in a short time to realize the charging function of the energy storage capacitor, after the main key is pressed down, the charging circuit is disconnected from the power-on connection with the energy storage capacitor, at the moment, the energy storage capacitor continuously transmits a high-level signal to the input end (the input end is connected with the matrix keyboard) of the control module, and personnel in a car do not need to continuously keep the pressing state of the main key.
Further, in a preferred embodiment, in this embodiment, the charging circuit includes a dc converter chip with a model number MAX1771, an inductor L1, a switching tube Q1, a diode D1, a resistor R1, and a capacitor C1;
the output end of the direct current converter chip is connected with the grid electrode of a switch tube Q1, the power supply module is connected with the drain electrode of a switch tube Q1 through an inductor L1, the power supply module is connected with the anode of a diode D1, the cathode of the diode D1 is grounded through a capacitor C1, the cathode of a diode D1 is connected with the energy storage capacitor through a main key, the source electrode of the switch tube Q1 is grounded through a resistor R1, and the source electrode of a switch tube Q1 is connected with the sampling end of the direct current converter chip.
Further, in this embodiment, the technical solution further includes a voice recognition module, and the voice recognition module is connected to the control module.
While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the foregoing and various other changes, omissions and deviations in the form and detail thereof may be made without departing from the scope of this invention.
Claims (4)
1. An elevator safety braking system characterized in that: the method comprises the following steps:
the layer selector is provided with a plurality of layer selecting keys and a main key, and the plurality of layer selecting keys form a matrix keyboard;
the high-level output module is connected with the main key and is configured to output a high-level signal when the main key is triggered;
the brake device comprises a control module, a brake module and a power module;
the power module is respectively connected with the matrix keyboard, the high-level output module, the control module and the brake module, the matrix keyboard is connected with the input end of the control module, the output end of the control module is connected with the brake module, and the high-level output module is connected to a connecting line of the matrix keyboard and the control module.
2. An elevator safety braking system according to claim 1, wherein: the high-level output module comprises a charging circuit and an energy storage capacitor, the input end of the charging circuit is connected with the power module, the output end of the charging circuit is connected with one end of the energy storage capacitor through the main key, the other end of the energy storage capacitor is grounded, and one end of the energy storage capacitor is connected with a connecting line between the matrix keyboard and the control module.
3. An elevator safety braking system according to claim 2, wherein: the charging circuit comprises a direct current converter chip with a model number of MAX1771, an inductor L1, a switching tube Q1, a diode D1, a resistor R1 and a capacitor C1;
the output end of the direct current converter chip is connected with the grid electrode of a switch tube Q1, the power supply module is connected with the drain electrode of a switch tube Q1 through an inductor L1, the power supply module is connected with the anode of a diode D1, the cathode of the diode D1 is grounded through a capacitor C1, the cathode of a diode D1 is connected with the energy storage capacitor through a main key, the source electrode of the switch tube Q1 is grounded through a resistor R1, and the source electrode of a switch tube Q1 is connected with the sampling end of the direct current converter chip.
4. An elevator safety braking system according to claim 1, wherein: the elevator safety braking system further comprises a voice recognition module, and the voice recognition module is connected with the control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120447274.0U CN215248902U (en) | 2021-03-02 | 2021-03-02 | Elevator safety braking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120447274.0U CN215248902U (en) | 2021-03-02 | 2021-03-02 | Elevator safety braking system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215248902U true CN215248902U (en) | 2021-12-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120447274.0U Active CN215248902U (en) | 2021-03-02 | 2021-03-02 | Elevator safety braking system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215248902U (en) |
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2021
- 2021-03-02 CN CN202120447274.0U patent/CN215248902U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 528145 No. 12-8, Tongsheng Second Road, Nanshan Town, Sanshui District, Foshan City, Guangdong Province Patentee after: Guangdong Asia Pacific Tongni Elevator Co.,Ltd. Address before: Lishui Town, Nanhai District, Foshan City, Guangdong Province Patentee before: GUANGDONG ASIA-PACIFIC KONE ELEVATOR CO.,LTD. |
|
| CP03 | Change of name, title or address |