CN210402097U - Parameter setting device for mining explosion-proof frequency converter - Google Patents
Parameter setting device for mining explosion-proof frequency converter Download PDFInfo
- Publication number
- CN210402097U CN210402097U CN201921636131.3U CN201921636131U CN210402097U CN 210402097 U CN210402097 U CN 210402097U CN 201921636131 U CN201921636131 U CN 201921636131U CN 210402097 U CN210402097 U CN 210402097U
- Authority
- CN
- China
- Prior art keywords
- port
- sub
- signal
- circuit board
- key
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Input From Keyboards Or The Like (AREA)
Abstract
The utility model discloses a parameter setting device of a mining explosion-proof frequency converter, which comprises a metal key board, a keyboard circuit board and a signal processing circuit board, wherein the metal key board is provided with a plurality of operation keys, the signal processing circuit board is provided with a plurality of functional signal sub-ports, the keyboard circuit board is provided with a plurality of functional contacts, different operation keys are respectively correspondingly connected with different key signal input sub-ports, different functional contacts are respectively correspondingly connected with different control signal output sub-ports, the key signal input sub-port and the control signal output sub-port are respectively and correspondingly connected, during operation, the key signal is transmitted to the corresponding input signal sub-port on the signal processing circuit board, the signal processing circuit board is converted into a control signal which is transmitted to the corresponding functional contact on the keyboard circuit board through the corresponding control signal output sub-port, the contacts are closed, the parameter modification is realized, electric sparks are not generated in the operation process, and explosion is not caused.
Description
Technical Field
The utility model relates to an automatic technical field in colliery, concretely relates to mining flame-proof type converter parameter setting device.
Background
At present, most of transducer parameters for coal mines need to be subjected to uncovering debugging, and because underground conditions are very harsh, particularly high gas mines cannot allow static electricity and electric sparks to be generated underground, other devices such as the transducer and the like are forbidden to be subjected to uncovering debugging, the transducer is provided with an energy storage element, so that certain threat and harm are caused to the personal safety of underground miners, and the uncovering debugging of electrical equipment is forbidden underground.
In the traditional mining frequency converter parameter modifying device, when modifying the frequency converter parameters, the operation is generally carried out through keys arranged on a frequency converter key panel, and the corresponding keys are selected to modify the parameters.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a mining flame-proof type converter parameter setting device realizes the modification of converter parameter under the condition that the converter was not uncapped, can not produce the electric spark simultaneously when the button modification parameter, guarantees operating personnel's in the mine personal safety.
The utility model discloses a solve above-mentioned technical problem, proposed following technical scheme:
the first aspect comprises a metal key board fixed on a front door board of the frequency converter, a keyboard circuit board is fixed in a cavity of the frequency converter, a signal processing circuit board is arranged between the metal key board and the keyboard circuit board, and two ends of the signal processing circuit board are respectively in communication connection with the metal key board and the keyboard circuit board.
By adopting the implementation mode, the key signal is generated by pressing the key on the metal key board and transmitted to the signal processing circuit board, the signal processing circuit board outputs the control signal to control the functional contact on the keyboard circuit board to be closed so as to realize the modification of the parameter of the frequency converter, the parameter modification of the frequency converter is realized by operating the key under the condition of not opening the cover of the frequency converter, meanwhile, the functional contact is not required to be directly pressed in the parameter modification process, further, electric sparks can not be generated, the gas explosion in a mine can not be caused, and the personal safety of operators in the mine can be ensured.
Combine the first aspect, in first possible implementation of the first aspect, the utility model discloses a signal processing circuit board contains key signal input part and control signal output part, key signal input part and metal key board communication connection, control signal output part and keyboard circuit board communication connection adopt above-mentioned implementation, press the key signal that the metal key board produced and can transmit the input of signal processing circuit board, and the control signal that signal processing circuit board produced can transmit keyboard circuit board.
Combine first aspect second possible implementation, in first aspect second possible implementation, the utility model discloses a signal processing circuit board's key signal input part contains a plurality of key signal input sub-ports, and different key signal input sub-ports correspond to the operation button of metal key board respectively, adopt above-mentioned implementation, each operation button on the metal key board and each key signal input sub-port one-to-one on the signal processing circuit board guarantee that the key signal that produces on the metal key board can accurately transmit the key signal input sub-port that corresponds on the signal processing circuit board.
Combine first aspect second possible implementation, in first aspect third possible implementation, the utility model discloses a control signal output of signal processing circuit board contains a plurality of control signal output sub-ports, and different control signal output sub-ports correspond to the function contact on the keyboard circuit board respectively, adopt above-mentioned implementation, and each control signal output sub-port on the signal processing circuit board and each function contact one-to-one on the keyboard circuit board guarantee that the control signal of signal circuit board can accurately transmit the function contact that corresponds on the keyboard circuit board through control signal output sub-port.
Combine first aspect third kind or fourth possible implementation, in first aspect fourth possible implementation, the utility model discloses a plurality of function sub-ports that key signal input part and control signal output part of signal circuit board all contained are: the menu signal sub-port, the determination signal sub-port, the operation signal sub-port, the stop signal sub-port, the exit signal sub-port, the upward movement signal sub-port, the downward movement signal sub-port, the left movement signal sub-port and the right movement signal sub-port, the menu signal sub-port, the determination signal sub-port, the operation signal sub-port, the stop signal sub-port, the exit signal sub-port, the upward movement signal sub-port, the downward movement signal sub-port, the left movement signal sub-port and the right movement signal sub-port of the key signal input end are respectively and correspondingly connected with the menu signal sub-port, the determination signal sub-port, the operation signal sub-port, the stop signal sub-port, the exit signal sub-port, the upward movement signal sub-port, the downward movement signal sub-port, the left movement signal sub-port and the right movement signal sub-port of the control signal output end in a communication manner, and different key signal input, and the key signals collected by the key signal input sub-port can be accurately transmitted to the corresponding control signal output sub-port.
Combine the first possible implementation of first aspect, in the fifth possible implementation of first aspect, the utility model discloses be provided with the fixed plate in the converter cavity, on signal processing circuit board and keyboard circuit board all were fixed in the fixed plate, adopt above-mentioned implementation, guarantee fixing in the converter cavity that signal processing circuit board and keyboard circuit board can be good, can not cause the damage that drops of signal processing circuit board and keyboard circuit board because of the vibration of converter.
Combine the first possible implementation of first aspect, in the sixth possible implementation of first aspect, the utility model discloses be provided with the terminal in the wiring intracavity of converter door plant, the both ends of terminal are connected with metal key board and signal processing circuit board respectively, adopt above-mentioned implementation, can be connected with the signal processing circuit board that is fixed in on the converter door plant metal key board on the converter door plant and is fixed in the converter cavity, make key signal transmission more accurate.
Combine first possible implementation of the first aspect, in seventh possible implementation of the first aspect, the utility model discloses a metal key board is the mechanical keyboard of 304 stainless steel, is provided with a plurality of operating keys on the metal key board. By adopting the implementation mode, the metal key board is not easy to rust and damage in a damp environment under a mine, sparks are not generated when the key is pressed, safety is ensured, and the key signal input sub-port on the corresponding signal processing circuit board can be generated by pressing the operation key.
Drawings
Fig. 1 is the embodiment of the utility model provides a pair of mining flame-proof type converter parameter setting device schematic diagram.
1-metal key board, 2-keyboard circuit board, 3-signal processing circuit board, 4-key signal input end, 5-control signal output end, 6-operation key, 7-function contact, 8-fixing board and 9-binding post.
Detailed Description
The present invention will be described with reference to the accompanying drawings and embodiments.
Fig. 1 is the embodiment of the utility model provides a pair of mining flame-proof type converter parameter setting device, the embodiment of the utility model provides an in parameter setting device include metal keypad 1, keyboard circuit board 2 and signal processing circuit board 3.
Wherein, on metal key board 1 was fixed in the converter door plant with the mode of inlaying, metal key board 1 was mechanical keyboard, and the shape is the square, and the material is 304 stainless steel, is provided with 9 operation button 6 on the metal key board 1, is respectively: a menu function operation key, a determination function operation key, an operation function operation key, a stop function operation key, an exit function operation key, an upward movement function operation key, a downward movement function operation key, a leftward movement function operation key, and a rightward movement function operation key.
The signal processing circuit board 3 is fixed on the fixing plate 8, the fixing plate 8 is fixed on an inner cavity shell of the frequency converter, the signal processing circuit board 3 is connected with the metal key board 1 through the seven-core wiring terminal 9, one end of the seven-core wiring terminal 9 is connected with the metal key board 1, and the other end of the seven-core wiring terminal is connected with the signal processing circuit board 3. Be provided with key signal input part 4 and control signal output part 5 on the signal processing circuit board 3, key signal input part 4 and control signal output part 5 all contain 9 function signal sub-ports, are respectively: a menu signal sub-port, a determination signal sub-port, a run signal sub-port, a stop signal sub-port, an exit signal sub-port, an up signal sub-port, a down signal sub-port, a left signal sub-port, and a right signal sub-port.
The connection modes among the 9 operation keys 6 on the metal key board 1, the 9 key signal input sub-ports of the signal processing circuit board 3, the 9 function signal output sub-ports of the signal processing circuit board 3 and the 9 function contacts 7 of the keyboard circuit board 2 are as follows:
one end of the menu signal sub-port of the key signal input end 4 is correspondingly in communication connection with the menu function operation key on the metal key board 1, the other end of the menu signal sub-port of the control signal output end 5 is correspondingly in communication connection with one end of the menu signal sub-port, and the other end of the menu signal sub-port of the control signal output end 5 is correspondingly in communication connection with the menu function contact on the keyboard circuit board 2.
One end of the determination signal sub-port of the key signal input end 4 is correspondingly in communication connection with the determination function operation key on the metal key board 1, the other end of the determination signal sub-port of the control signal output end 5 is correspondingly in communication connection with one end of the determination signal sub-port of the control signal output end 5, and the other end of the determination signal sub-port of the control signal output end 5 is correspondingly in communication connection with the determination function contact on the keyboard circuit board 2.
One end of the operation signal sub-port of the key signal input end 4 is correspondingly in communication connection with the operation function operation key on the metal key board 1, the other end of the operation signal sub-port of the control signal output end 5 is correspondingly in communication connection with one end of the operation signal sub-port, and the other end of the operation signal sub-port of the control signal output end 5 is correspondingly in communication connection with the operation function contact on the keyboard circuit board 2.
One end of the stop signal sub-port of the key signal input end 4 is correspondingly in communication connection with the stop function operation key on the metal key board 1, the other end of the stop signal sub-port of the control signal output end 5 is correspondingly in communication connection with one end of the stop signal sub-port, and the other end of the stop signal sub-port of the control signal output end 5 is correspondingly in communication connection with the stop function contact on the keyboard circuit board 2.
One end of the exit signal sub-port of the key signal input end 4 is correspondingly in communication connection with the exit function operation key on the metal key board 1, the other end of the exit signal sub-port of the control signal output end 5 is correspondingly in communication connection with one end of the exit signal sub-port of the control signal output end 5, and the other end of the exit signal sub-port of the control signal output end 5 is correspondingly in communication connection with the exit function contact on the keyboard circuit board 2.
One end of the upward movement signal sub-port of the key signal input end 4 is correspondingly in communication connection with the upward movement function operation key on the metal key board 1, the other end of the upward movement signal sub-port of the control signal output end 5 is correspondingly in communication connection with one end of the upward movement signal sub-port of the control signal output end 5, and the other end of the upward movement signal sub-port of the control signal output end 5 is correspondingly in communication connection with the upward movement function contact on the keyboard circuit board 2.
One end of the downward movement signal sub-port of the key signal input end 4 is correspondingly in communication connection with the downward movement function operation key on the metal key board 1, the other end of the downward movement signal sub-port of the control signal output end 5 is correspondingly in communication connection with one end of the downward movement signal sub-port of the control signal output end 5, and the other end of the downward movement signal sub-port of the control signal output end 5 is correspondingly in communication connection with the downward movement function contact on the keyboard circuit board 2.
One end of the left shift signal sub-port of the key signal input end 4 is correspondingly in communication connection with the left shift function operation key on the metal key board 1, the other end of the left shift signal sub-port of the control signal output end 5 is correspondingly in communication connection with one end of the left shift signal sub-port of the control signal output end 5, and the other end of the left shift signal sub-port of the control signal output end 5 is correspondingly in communication connection with the left shift function contact on the keyboard circuit board 2.
One end of the right shift signal sub-port of the key signal input end 4 is correspondingly in communication connection with the right shift function operation key on the metal key board 1, the other end of the right shift signal sub-port of the control signal output end 5 is correspondingly in communication connection with one end of the right shift signal sub-port of the control signal output end 5, and the other end of the right shift signal sub-port of the control signal output end 5 is correspondingly in communication connection with the right shift function contact on the keyboard circuit board 2.
When the parameters of the frequency converter in the mine need to be modified, an operator presses a certain operation key 6 on a metal key board 1 embedded on the door panel of the frequency converter under the condition of not opening the door panel of the frequency converter, a generated key signal can be transmitted to a key signal input sub-port corresponding to a key signal input end 4 on a signal processing circuit board 3 through a seven-core binding post 9, the signal processing circuit board 3 processes the signal and converts the signal into a control signal to be transmitted to a control signal output sub-port corresponding to a control signal output end 5, the control signal output sub-port can transmit the control signal to a corresponding functional contact 7 on a keyboard circuit board 2, the corresponding functional contact 7 is closed, and therefore the frequency conversion is controlled to modify the parameters.
According to the embodiment, the parameter setting device for the mining explosion-proof frequency converter is provided, the parameter modification of the frequency converter is realized under the condition that the frequency converter is not subjected to the uncovering operation, the mechanical keyboard is pressed to generate a signal to control the frequency converter to carry out the parameter modification, electric sparks are not generated in the operation process, and gas explosion in a mine cannot be caused, so that potential safety hazards are eliminated, and the personal safety of underground operators is guaranteed.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and if it is replaced, the present invention is only combined with and described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.
Claims (8)
1. A parameter setting device for a mining explosion-proof frequency converter is characterized in that: the keyboard comprises a metal key board (1) fixed on a front door board of a frequency converter, a keyboard circuit board (2) is fixed in a cavity of the frequency converter, a signal processing circuit board (3) is arranged between the metal key board (1) and the keyboard circuit board (2), and two ends of the signal processing circuit board (3) are in communication connection with the metal key board (1) and the keyboard circuit board (2) respectively.
2. The parameter setting device of the mining explosion-proof frequency converter according to claim 1, characterized in that: the signal processing circuit board (3) comprises a key signal input end (4) and a control signal output end (5), the key signal input end (4) is in communication connection with the metal key board (1), and the control signal output end (5) is in communication connection with the keyboard circuit board (2).
3. The parameter setting device of the mining explosion-proof frequency converter according to claim 2, characterized in that: the key signal input end (4) of the signal processing circuit board (3) comprises a plurality of key signal input sub-ports, and different key signal input sub-ports respectively correspond to the operation keys (6) of the metal key board (1).
4. The parameter setting device of the mining explosion-proof frequency converter according to claim 2, characterized in that: the control signal output end (5) of the signal processing circuit board (3) comprises a plurality of control signal output sub-ports, and different control signal output sub-ports respectively correspond to the functional contacts (7) on the keyboard circuit board (2).
5. The parameter setting device of the mining explosion-proof frequency converter according to claim 3 or 4, characterized in that: the key signal input end (4) and the control signal output end (5) both comprise a plurality of functional sub-ports as follows: the menu signal sub-port, the determination signal sub-port, the operation signal sub-port, the stop signal sub-port, the exit signal sub-port, the upward movement signal sub-port, the downward movement signal sub-port, the leftward movement signal sub-port, and the rightward movement signal sub-port of the key signal input end (4), and the menu signal sub-port, the determination signal sub-port, the operation signal sub-port, the stop signal sub-port, the exit signal sub-port, the upward movement signal sub-port, the downward movement signal sub-port, the leftward movement signal sub-port, and the rightward movement signal sub-port of the control signal output end (5) are respectively connected with the menu signal sub-port, the determination signal sub-port, the operation signal sub-port, the stop signal sub-port, the exit signal sub-port, the upward movement signal sub-port, the downward movement signal sub-port, and the rightward movement signal.
6. The parameter setting device of the mining explosion-proof frequency converter according to claim 1, characterized in that: the frequency converter is characterized in that a fixing plate (8) is arranged in the cavity of the frequency converter, and the keyboard circuit board (2) and the signal processing circuit board (3) are fixed on the fixing plate (8).
7. The parameter setting device of the mining explosion-proof frequency converter according to claim 1, characterized in that: and a wiring terminal (9) is arranged in a wiring cavity of the frequency converter door panel, and two ends of the wiring terminal (9) are respectively connected with the metal key board (1) and the signal processing circuit board (3).
8. The parameter setting device of the mining explosion-proof frequency converter according to claim 1, characterized in that: the metal key board (1) is a 304 stainless steel mechanical keyboard, and a plurality of operation keys (6) are arranged on the metal key board (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921636131.3U CN210402097U (en) | 2019-09-29 | 2019-09-29 | Parameter setting device for mining explosion-proof frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921636131.3U CN210402097U (en) | 2019-09-29 | 2019-09-29 | Parameter setting device for mining explosion-proof frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210402097U true CN210402097U (en) | 2020-04-24 |
Family
ID=70342522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921636131.3U Active CN210402097U (en) | 2019-09-29 | 2019-09-29 | Parameter setting device for mining explosion-proof frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210402097U (en) |
-
2019
- 2019-09-29 CN CN201921636131.3U patent/CN210402097U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2002281655A (en) | Protection system for electricity network having 'bluetooth' data transmission radio link | |
| CN210402097U (en) | Parameter setting device for mining explosion-proof frequency converter | |
| CN201813628U (en) | Mine explosion-proof and intrinsically safe control box | |
| CN201332264Y (en) | Chain safeguard intelligent control device for coal mine downhole power supply system | |
| MY119586A (en) | Communication equipment, charging terminal structure and isolating switch. | |
| KR101126821B1 (en) | Test System for Space Launch Vehicle | |
| CN207572280U (en) | A kind of Mine-used I. S remote feeding electricity circuit breaker | |
| CN104009746A (en) | Touch button device for explosion-proof electric equipment | |
| CN106101305A (en) | Electronic installation waterproof construction and waterproof mobile phone | |
| CN102411323A (en) | Flameproof and intrinsically safe control circuit device for mines | |
| CN104255553A (en) | Multi-functional remote control dog training device | |
| CN106159617A (en) | Electronic installation and there is electronic installation and the structure of dock seat | |
| CN105958697B (en) | A kind of electric motor end cap | |
| CN202258941U (en) | Keyboard device of mining explosion suppression and essence safety type vacuum combination switch | |
| CN213303939U (en) | Mining remote feed breaker | |
| CN201004386Y (en) | Local secure keyboard assembly special for mine combined switch | |
| CN109149230A (en) | Waterproof terminal plate | |
| CN203434590U (en) | Protective device for preventing electrical equipment from opening cover in live-line manner | |
| CN201845203U (en) | Flameproof and intrinsic safe control circuit device for mine | |
| CN208013320U (en) | Underground electric network distant place earth leakage protective experimental rig with function of wireless remote control | |
| CN106505494A (en) | A kind of mining explosion-isolating low-voltage cable coupling box | |
| CN104820398A (en) | Programmable interface device for allowing mobile phone to be communicated with coal mine underground equipment | |
| CN205941999U (en) | Be applied to colliery flame -proof type optical cable in pit and wear wall terminal | |
| CN207704414U (en) | The explosion-proof frequency converter of equipped touching device | |
| CN205491507U (en) | Wireless group of electrical apparatus for explosive atmospheres controller |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |