CN213073271U - Touch screen for PLC - Google Patents
Touch screen for PLC Download PDFInfo
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- CN213073271U CN213073271U CN202021336961.7U CN202021336961U CN213073271U CN 213073271 U CN213073271 U CN 213073271U CN 202021336961 U CN202021336961 U CN 202021336961U CN 213073271 U CN213073271 U CN 213073271U
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Abstract
The utility model discloses a touch-sensitive screen for PLC relates to touch-sensitive screen technical field, does not have fixed interface type for the PLC control box who solves among the prior art, generally comes to be connected with the interface at the touch-sensitive control screen back through the circuit, and the circuit is comparatively loaded down with trivial details at the in-process of arranging, is unfavorable for dismantling the problem of overhauing. The touch-sensitive screen subassembly includes touch-sensitive screen main part and fixed protecting frame, and the touch-sensitive screen main part passes through the draw-in groove with fixed protecting frame and is connected, fixed protecting frame's both sides surface all is provided with the screw hole groove, the opposite side of touch-sensitive screen main part is provided with the wiring machine box, and the both sides of wiring machine box all are provided with fixed sole, and fixed sole and wiring machine box fixed connection, fixed sole passes through bolted connection with the touch-sensitive screen main part, the inside of wiring machine box is provided with signal interface circuit board, and signal interface circuit board passes through the screw connection with the wiring machine box.
Description
Technical Field
The utility model relates to a touch-sensitive screen technical field specifically is a touch-sensitive screen for PLC.
Background
A Programmable Logic Controller (PLC), a digital operation controller with microprocessor for automatic control, can load control instructions into memory at any time for storage and execution. The programmable controller consists of functional units such as a CPU, an instruction and data memory, an input/output interface, a power supply, a digital-analog converter and the like. Since the early programmable logic controllers only have the function of logic control, they are named as programmable logic controllers, and since the development of the early programmable logic controllers, these computer modules with simple functions have various functions including logic control, sequential control, analog control, multi-computer communication, etc., and the names of the computer modules are changed into programmable logic controllers, but because the shorthand of the computer modules conflicts with that of a personal computer, and because of the habit, people often use the name of the programmable logic controller and still use the abbreviation of the PLC.
However, the existing PLC control box does not have a fixed interface type, and is generally connected with an interface on the back of the touch control screen through a circuit, which is cumbersome in the process of arrangement and not beneficial to disassembly and maintenance; therefore, the existing requirements are not met, and a touch screen for the PLC is provided for the requirements.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a touch-sensitive screen for PLC to the PLC control box who proposes in solving above-mentioned background does not have fixed interface type, generally comes to be connected with the interface at the touch-sensitive control screen back through the circuit, and the circuit is comparatively loaded down with trivial details at the in-process of arranging, is unfavorable for dismantling the problem of overhauing.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a touch-sensitive screen for PLC, includes the touch-sensitive screen subassembly, the touch-sensitive screen subassembly includes touch-sensitive screen main part and fixed protecting frame, and the touch-sensitive screen main part passes through the draw-in groove with fixed protecting frame and is connected, fixed protecting frame's both sides surface all is provided with the screw hole groove, the opposite side of touch-sensitive screen main part is provided with the wiring machine box, and the both sides of wiring machine box all are provided with fixed sole, and fixed sole and wiring machine box fixed connection, fixed sole passes through bolted connection with the touch-sensitive screen main part.
Preferably, a signal interface circuit board is arranged inside the junction box, and the signal interface circuit board is connected with the junction box through a screw.
Preferably, the outer surface of the signal interface circuit board is provided with a plurality of RCA signal interfaces, and the RCA signal interfaces and the touch screen main body are electrically connected with the signal interface circuit board.
Preferably, a switching clamping plate is arranged above the signal interface circuit board, an RCA signal connector is arranged on the outer side of the switching clamping plate, and the RCA signal connector is connected with the RCA signal interface in a combined manner.
Preferably, the inner side of the switching clamping plate is provided with a signal interface template, the signal interface template is electrically connected with the RCA signal connector, a PLC signal control box is arranged above the signal interface template, and the PLC signal control box is connected with the switching clamping plate through a clamping groove.
Preferably, the signal interface template is electrically connected with the PLC signal control box, one end of the signal interface template is provided with an induction type transmission port, and the signal interface templates are connected through the induction type transmission port.
Preferably, the inboard of terminal box is provided with the flexible rubber strip of first flexible rubber strip and second, and the flexible rubber strip of first flexible rubber strip and second passes through the draw-in groove with the terminal box and is connected, one side of the flexible rubber strip of first flexible rubber strip and second is provided with the spring.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a touch-sensitive screen main part back is provided with the terminal box, the internally mounted of terminal box has a set of signal interface circuit board that has RCA signal interface, wholly adopt plug-in type structural design, directly insert PLC signal control box in the recess of machine box during the use, signal interface circuit board can give the treater system of touch-sensitive screen main part inside with the signal transmission that RCA signal interface department received like this, also can send the control command that the touch-sensitive screen main part sent to corresponding PLC signal control box through RCA signal interface simultaneously;
2. the length of the switching clamping plate is equal to the width of the junction box, and the length of the junction box is six times of the width of the switching clamping plate, so that six groups of switching clamping plates can be simultaneously installed for use under the condition of vertical parallel use, the length of the junction box is twice of the length of the switching clamping plate, the width of the junction box is three times of the width of the switching clamping plate, and six groups of switching clamping plates can be also installed under the condition of horizontal parallel use;
3. the utility model discloses an one end of signal interface template is provided with the induction type transmission mouth, because the length specification of PLC signal control box is great, can't install side by side perpendicularly, thereby at this moment need with the length that the switching cardboard level adapted PLC signal control box side by side, and when the switching cardboard side by side, two sets of signal interface templates will be connected through the induction type transmission mouth to the guarantee transmits data's synchronization.
Drawings
FIG. 1 is an overall front view of the present invention;
FIG. 2 is an overall side view of the present invention;
FIG. 3 is a schematic structural view of the junction box of the present invention;
fig. 4 is a schematic diagram of the adapter card structure of the present invention.
In the figure: 1. a touch screen assembly; 2. fixing a protective frame; 3. a screw hole groove; 4. a touch screen main body; 5. a junction box; 6. a fixed foot plate; 7. a signal interface circuit board; 8. RCA signal interface; 9. a first flexible rubber strip; 10. a second flexible rubber strip; 11. a switching clamping plate; 12. a signal interface template; 13. an inductive transfer port; 14. a PLC signal control box; 15. RCA signal connector.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, the present invention provides an embodiment: a touch screen for PLC comprises a touch screen component 1, the touch screen component 1 comprises a touch screen main body 4 and a fixed protection frame 2, the touch screen main body 4 is wrapped to prevent the touch screen main body 4 from being damaged due to external impact, the touch screen main body 4 is connected with the fixed protection frame 2 through a clamping groove, the two side surfaces of the fixed protection frame 2 are both provided with a screw hole groove 3, the fixed protective frame 2 and the touch screen main body 4 can be installed and fixed by screws through the screw hole grooves 3, the other side of the touch screen main body 4 is provided with the wiring machine box 5, the plug-in type structural design is adopted, the PLC signal control box 14 is directly inserted into the groove of the machine box when in use, so that the data transmission control can be realized, and both sides of the wiring machine box 5 are provided with fixing foot plates 6, the fixing foot plates 6 are fixedly connected with the wiring machine box 5, and the fixing foot plates 6 are connected with the touch screen main body 4 through bolts.
Further, the inside of terminal box 5 is provided with signal interface circuit board 7, and signal interface circuit board 7 passes through bolted connection with terminal box 5, reinforcing stability.
Further, the outer surface of the signal interface circuit board 7 is provided with multiple RCA signal interfaces 8, the RCA signal interfaces 8 and the touch screen main body 4 are electrically connected with the signal interface circuit board 7, the signal interface circuit board 7 can transmit signals received by the RCA signal interfaces 8 to a processor system inside the touch screen main body 4, and meanwhile, control instructions sent by the touch screen main body 4 can also be sent to the corresponding PLC signal control box 14 through the RCA signal interfaces 8.
Furthermore, a switching clamping plate 11 is arranged above the signal interface circuit board 7, an RCA signal connector 15 is arranged on the outer side of the switching clamping plate 11, the RCA signal connector 15 is connected with the RCA signal interface 8 in a combined mode, the RCA signal connector 15 is inserted into the RCA signal interface 8 in use, the length of the switching clamping plate 11 is equal to the width of the junction box 5, and the length of the junction box 5 is six times of the width of the switching clamping plate 11, so that six sets of switching clamping plates 11 can be simultaneously installed for use under the condition of vertical parallel use, meanwhile, the length of the junction box 5 is twice of the length of the switching clamping plate 11, the width of the junction box is three times of the width of the switching clamping plate 11, and six sets of switching clamping plates 11 can be installed under the condition of.
Further, the inboard of switching cardboard 11 is provided with signal interface template 12, and signal interface template 12 and RCA signal joint 15 electric connection, and the top of signal interface template 12 is provided with PLC signal control box 14, and PLC signal control box 14 passes through the draw-in groove with switching cardboard 11 and is connected, and signal interface template 12 can change the use according to the interface type of different PLC signal control box 14, hoisting device's application scope.
Further, signal interface template 12 and PLC signal control box 14 electric connection, the one end of signal interface template 12 is provided with induction type transmission mouth 13, and connect through induction type transmission mouth 13 between the signal interface template 12, because PLC signal control box 14's length specification is great, can't install side by side perpendicularly, thereby at this moment need with 11 levels of switching cardboard parallel adaptation PLC signal control box 14's length, and when switching cardboard 11 parallels, two sets of signal interface templates 12 will connect through induction type transmission mouth 13, thereby guarantee transmission data's synchronization.
Further, the inboard of termination box 5 is provided with the flexible rubber strip of first flexible rubber strip 9 and second 10, and the flexible rubber strip of first flexible rubber strip 9 and second 10 is connected through the draw-in groove with termination box 5, one side of the flexible rubber strip of first flexible rubber strip 9 and second 10 is provided with the spring, after the switching cardboard 11 card that is equipped with PLC signal control box 14 is gone into 5 inside of termination box, flexible rubber strip all around will press from both sides tight fixedly to switching cardboard 11, prevent that switching cardboard 11 from taking place the condition that drops.
The working principle is as follows: when the PLC signal control box is used, a needed PLC signal control box 14 is arranged on the inner side of the switching clamping plate 11, a group of signal interface templates 12 are arranged on the inner side of the switching clamping plate 11, the signal interface templates 12 can be replaced according to the interface types of different PLC signal control boxes 14, meanwhile, one end of each signal interface template 12 is provided with an induction type transmission port 13, because the length specification of the PLC signal control boxes 14 is large, the PLC signal control boxes cannot be vertically arranged in parallel, the switching clamping plates 11 need to be horizontally arranged in parallel to adapt to the length of the PLC signal control boxes 14, when the switching clamping plates 11 are arranged in parallel, the two groups of signal interface templates 12 are connected through the induction type transmission ports 13, so that the synchronization of transmission data is ensured, and then after the PLC signal control boxes 14 are completely connected, the RCA signal connectors 15 on the outer sides of the switching clamping plates 11 are combined and installed on the RCA signal interfaces 8 inside the junction, after the switching cardboard 11 that is equipped with PLC signal control box 14 is gone into to the inside back of termination box 5, flexible rubber strip all around will press from both sides tight fixedly to switching cardboard 11, prevents that switching cardboard 11 from taking place the condition that drops.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a touch-sensitive screen for PLC, includes touch-sensitive screen subassembly (1), its characterized in that: touch-sensitive screen subassembly (1) includes touch-sensitive screen main part (4) and fixed protecting frame (2), and touch-sensitive screen main part (4) is connected through the draw-in groove with fixed protecting frame (2), the both sides surface of fixed protecting frame (2) all is provided with screw hole groove (3), the opposite side of touch-sensitive screen main part (4) is provided with wiring machine box (5), and the both sides of wiring machine box (5) all are provided with fixed sole (6), and fixed sole (6) and wiring machine box (5) fixed connection, fixed sole (6) pass through bolted connection with touch-sensitive screen main part (4).
2. The touch screen for the PLC according to claim 1, wherein: the wiring machine box is characterized in that a signal interface circuit board (7) is arranged inside the wiring machine box (5), and the signal interface circuit board (7) is connected with the wiring machine box (5) through screws.
3. The touch screen for the PLC according to claim 2, wherein: the outer surface of the signal interface circuit board (7) is provided with RCA signal interfaces (8), the RCA signal interfaces (8) are multiple, and the RCA signal interfaces (8) and the touch screen main body (4) are electrically connected with the signal interface circuit board (7).
4. The touch screen for the PLC according to claim 3, wherein: a switching clamping plate (11) is arranged above the signal interface circuit board (7), an RCA signal connector (15) is arranged on the outer side of the switching clamping plate (11), and the RCA signal connector (15) is connected with the RCA signal interface (8) in a combined mode.
5. The touch screen for the PLC according to claim 4, wherein: the inner side of the switching clamping plate (11) is provided with a signal interface template (12), the signal interface template (12) is electrically connected with an RCA signal connector (15), a PLC signal control box (14) is arranged above the signal interface template (12), and the PLC signal control box (14) is connected with the switching clamping plate (11) through a clamping groove.
6. The touch screen for the PLC according to claim 5, wherein: the signal interface template (12) is electrically connected with the PLC signal control box (14), one end of the signal interface template (12) is provided with an induction type transmission port (13), and the signal interface template (12) is connected with the signal interface template through the induction type transmission port (13).
7. The touch screen for the PLC according to claim 1, wherein: the inboard of wiring machine box (5) is provided with first flexible rubber strip (9) and the flexible rubber strip of second (10), and first flexible rubber strip (9) and the flexible rubber strip of second (10) are connected through the draw-in groove with wiring machine box (5), one side of the flexible rubber strip of first (9) and the flexible rubber strip of second (10) is provided with the spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021336961.7U CN213073271U (en) | 2020-07-09 | 2020-07-09 | Touch screen for PLC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021336961.7U CN213073271U (en) | 2020-07-09 | 2020-07-09 | Touch screen for PLC |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213073271U true CN213073271U (en) | 2021-04-27 |
Family
ID=75571888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021336961.7U Active CN213073271U (en) | 2020-07-09 | 2020-07-09 | Touch screen for PLC |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213073271U (en) |
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2020
- 2020-07-09 CN CN202021336961.7U patent/CN213073271U/en active Active
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