CN210072401U - Automatic slag loading equipment based on DCS control system - Google Patents
Automatic slag loading equipment based on DCS control system Download PDFInfo
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- CN210072401U CN210072401U CN201921183283.2U CN201921183283U CN210072401U CN 210072401 U CN210072401 U CN 210072401U CN 201921183283 U CN201921183283 U CN 201921183283U CN 210072401 U CN210072401 U CN 210072401U
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Abstract
The utility model belongs to the technical field of automatic loading equipment, concretely relates to automatic slag loading equipment based on DCS control system. Including DCS control system, the mucking machine outlet pipe to and with mucking machine outlet pipe end connection's loading support frame and pressure sensor, the loading support frame sets up to half fall the hopper cover, and the opening orientation of half fall the hopper cover is parallel with the moving direction of mucking machine outlet pipe, and both ends and rear end respectively set up a pressure sensor about loading support frame bottom, and DCS control system passes through the signal control mucking machine outlet pipe that pressure sensor transmitted back and removes and load the car. The utility model discloses replace photoelectric sensor with the pressure sensor who loads support frame bottom installation, solved because slag steam influences photoelectric sensor great, lead to the shortcoming that measuring error is high, can be accurate judge whether fill with the vehicle to remove according to the data control mucking machine outlet pipe that pressure sensor transmitted back through the DCS system, realize the automatic loading of slag.
Description
Technical Field
The utility model belongs to the technical field of automatic loading equipment, concretely relates to automatic slag loading equipment based on DCS control system.
Background
The generated energy of the thermal power plant in China occupies more than 60% of the national generated energy, and the thermal power generation is important in national industry and civilian use. Because most of thermal power plants consume a large amount of coal resources, the discharge amount of slag is also large. Most power plants adopt a manual control mode when slag is loaded, but because slag discharge is accompanied with a large amount of water vapor, observation is influenced, workers can only control the outlet pipe of the slag discharging machine to move by depending on experience, and the efficiency is very low.
Therefore, a photoelectric sensor is designed in some power plants to realize the height of the material in the hopper of the vehicle and realize automatic loading of the slag. However, photoelectric infrared sensor structure has high requirement on air visibility, and once the amount of slag steam is too large, the measurement error of the grating sensor is relatively high. Therefore, whether the vehicle hopper is full or not can be reliably judged, and the equipment for automatically loading the slag becomes the requirement of a power plant.
SUMMERY OF THE UTILITY MODEL
The utility model provides an automatic slag loading device based on DCS control system to above-mentioned problem.
In order to achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides an automatic loading equipment of slag based on DCS control system, includes DCS control system, mucking machine outlet pipe to and with mucking machine outlet pipe end-to-end connection's loading support frame and pressure sensor, the loading support frame sets up to half hopper cover, the opening orientation of half hopper cover is parallel with the moving direction of mucking machine outlet pipe both ends and rear end respectively set up a pressure sensor about loading support frame bottom, DCS control system passes through the signal control mucking machine outlet pipe removal that pressure sensor transmitted back and loads.
Further, the outer wall rear end of loading support frame lower part is provided with distance sensor, distance sensor and DCS control system wireless connection for prevent to load the support frame and be loaded the vehicle rear wall and collide with be provided with thermoelectric generation piece and lithium cell in the distance sensor, utilize the difference in temperature of slag waste heat and surrounding air to generate electricity, and store in the lithium cell, realize the operation of distance sensor zero-consumption.
Still further, the diameter of the bottom of the loading support frame is the same as the width of the loaded vehicle.
Furthermore, a wireless signal transmitting device is arranged in the pressure sensor and is used for being in wireless connection with a DCS control system.
Furthermore, a thermoelectric generation sheet and a lithium battery are arranged in the pressure sensor.
Furthermore, the left end, the right end and the rear end of the middle part of the inner wall of the loading support frame are respectively provided with a monitor.
Furthermore, a wireless signal transmitting device, a thermoelectric generation piece and a lithium battery are arranged in the monitor, so that wireless connection between the monitor and the DCS control system is realized, and the monitor runs without consumption.
Furthermore, a protective cover is arranged on the monitor, and a hydrophobic membrane is arranged on the protective cover.
Furthermore, the loading support frame is arranged in a hollow manner, so that the discharge of steam in the slag is facilitated.
Furthermore, the bottom of the loading support frame is obliquely arranged towards an outlet pipe of the slag discharging machine, so that the slag is prevented from overflowing outwards, and the situation that the pressure sensor cannot sense the slag is avoided.
Compared with the prior art, the utility model has the advantages of it is following:
1. the utility model adopts the loading support frame with the shape of a half-inverted funnel, which can ensure that the outlet pipe of the slag extractor is close to the front wall of the vehicle hopper, and the left and right sides of the hopper section which is being loaded can be piled up firstly after being filled to trigger the pressure sensor, and the rear end can slide backwards due to no barrier of the vehicle wall, so the pressure sensor at the rear end can not be sensed, the DCS system controls the outlet pipe of the slag extractor to move backwards to load after the pressure sensors at the left and right ends are triggered until the pressure sensor at the rear end is triggered due to the barrier of the rear wall of the vehicle hopper, the DCS system controls the outlet pipe of the slag extractor to stop discharging, the pressure sensor arranged at the bottom of the loading support frame is used for replacing a photoelectric sensor, the defect of high measuring error caused by the large influence of slag steam on the photoelectric sensor is solved, and whether the vehicle is filled can, the outlet pipe of the slag extractor is controlled to move by the DCS according to the data transmitted back by the pressure sensor, so that the automatic loading of the slag is realized;
2. the utility model discloses set up the watch-dog and can provide the field of vision for manual operation after pressure sensors breaks down, can protect the watch-dog at watch-dog externally mounted safety cover, set up hydrophobic membrane on the safety cover and can reduce the influence that slag steam caused to the watch-dog.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the loading support frame of the present invention;
FIG. 3 is a schematic diagram of the automatic loading operation of the present invention;
FIG. 4 is a control schematic diagram of the DCS control system of the utility model;
in the figure, a loading support frame-1, an outlet pipe-2 of a slag discharging machine, a pressure sensor-3, a distance sensor-4 and a monitor-5 are arranged.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is further explained with reference to the accompanying drawings and embodiments.
As shown in fig. 1 to 4, the automatic slag loading equipment based on the DCS control system comprises the DCS control system, a slag extractor outlet pipe 2, a loading support frame 1 and a pressure sensor 3, wherein the loading support frame 1 is connected with the tail end of the slag extractor outlet pipe 2, the loading support frame 1 is arranged into a semi-inverted funnel cover, and the diameter of the bottom of the loading support frame 1 is the same as the width of a loaded vehicle. The loading support frame 1 is arranged in a hollow manner, so that the discharge of steam in the slag is facilitated. Load the bottom of support frame 1 and set up to 2 slopes of mucking machine outlet pipe, the opening orientation of half falling funnel cover is parallel with mucking machine outlet pipe 2's direction of movement both ends and rear end respectively set up a pressure sensor 3 about load support frame 1 bottom, DCS control system moves through the signal control mucking machine outlet pipe 2 that pressure sensor 3 transmitted back and carries out the loading. The rear end of the outer wall of the lower portion of the loading support frame 1 is provided with a distance sensor 4 for preventing the loading support frame 1 from colliding with the rear wall of a loaded vehicle, the distance sensor 4 is an ultrasonic distance sensor, and the left end, the right end and the rear end of the middle portion of the inner wall of the loading support frame 1 are respectively provided with a monitor 5. In order to be able to be operated manually in the event of failure of the pressure sensor 3, a protective cover is arranged on the monitor 5, on which protective cover a hydrophobic membrane is arranged. All be provided with wireless signal transmitting device, thermoelectric generation piece and lithium cell in pressure sensor 3, prison distance sensor 4 and the watch-dog 5 to realize with DCS control system's wireless connection, and the no consumption operation of self.
The working principle is as follows: after the vehicle arrived appointed loading position, the total opening pipe was opened, and DCS control system carries out work according to the data control mucking machine outlet pipe 2 that pressure sensor and distance sensor returned, and specific control principle is as follows: as long as one of the left side pressure sensor and the right side pressure sensor does not sense the full-filling signal, the outlet pipe 2 of the slag discharging machine discharges materials without moving, when the left side pressure sensor and the right side pressure sensor sense the full-up signal, the rear side pressure sensor is judged, if the rear side pressure sensor does not sense the full signal, the outlet pipe 2 of the slag discharging machine continues discharging, and simultaneously the distance between the outlet pipe 2 of the slag discharging machine and the rear wall of the vehicle is sensed through the distance sensor 4, the outlet pipe 2 of the slag tapping machine can move backwards for charging if the limit value is not reached, the outlet pipe 2 of the slag tapping machine can continue to discharge when the distance sensed by the distance sensor 4 reaches the limit value, but can not move, when the rear side pressure sensor senses a full signal, the discharging of the slag discharging machine outlet pipe 2 is stopped, and the slag discharging machine outlet pipe 2 is reset through manual operation.
The essential features and advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. 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.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The utility model provides an automatic slag loading equipment based on DCS control system, includes DCS control system, mucking machine outlet pipe (2), its characterized in that: still include loading support frame (1) and pressure sensor (3) with mucking machine outlet pipe (2) end connection, loading support frame (1) sets up to half pouring funnel cover, the opening orientation of half pouring funnel cover is parallel with the moving direction of mucking machine outlet pipe (2) both ends and rear end respectively set up a pressure sensor (3) about loading support frame (1) bottom, DCS control system moves through signal control mucking machine outlet pipe (2) that pressure sensor (3) transmitted back and carries out the loading.
2. The DCS control system based automatic slag loading equipment according to claim 1, wherein: outer wall rear end of loading support frame (1) lower part is provided with distance sensor (4), distance sensor (4) and DCS control system wireless connection for prevent to load support frame (1) and be loaded the vehicle rear wall and collide with be provided with thermoelectric generation piece and lithium cell in distance sensor (4), utilize the difference in temperature of slag waste heat and ambient air to generate electricity, and store in the lithium cell, realize distance sensor (4) non-consumption operation.
3. The DCS control system based automatic slag loading equipment according to claim 2, wherein: the diameter of the bottom of the loading support frame (1) is the same as the width of a loaded vehicle.
4. The DCS control system based automatic slag loading equipment according to claim 1, wherein: and a wireless signal transmitting device is arranged in the pressure sensor (3) and is used for being in wireless connection with a DCS control system.
5. The DCS control system based automatic slag loading equipment according to claim 4, wherein: a temperature difference power generation sheet and a lithium battery are arranged in the pressure sensor (3).
6. The DCS control system based automatic slag loading equipment according to claim 1, wherein: the left end, the right end and the rear end of the middle part of the inner wall of the loading support frame (1) are respectively provided with a monitor (5).
7. The DCS control system based automatic slag loading equipment according to claim 6, wherein: be provided with wireless signal transmitting device, thermoelectric generation piece and lithium cell in watch-dog (5) to realize watch-dog (5) and DCS control system's wireless connection, and watch-dog (5) do not have the consumption operation.
8. The DCS control system based automatic slag loading equipment according to claim 7, wherein: the monitor (5) is provided with a protective cover, and the protective cover is provided with a hydrophobic membrane.
9. The DCS control system based automatic slag loading equipment according to claim 3, wherein: the loading support frame (1) is arranged in a hollow manner, so that the discharge of steam in the slag is facilitated.
10. The DCS-control-system-based automatic slag loading apparatus of claim 9, wherein: the bottom of the loading support frame (1) is obliquely arranged towards an outlet pipe (2) of the slag discharging machine, so that the slag is prevented from overflowing outwards, and the situation that the pressure sensor (3) cannot sense the slag is caused.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921183283.2U CN210072401U (en) | 2019-07-25 | 2019-07-25 | Automatic slag loading equipment based on DCS control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921183283.2U CN210072401U (en) | 2019-07-25 | 2019-07-25 | Automatic slag loading equipment based on DCS control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210072401U true CN210072401U (en) | 2020-02-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921183283.2U Active CN210072401U (en) | 2019-07-25 | 2019-07-25 | Automatic slag loading equipment based on DCS control system |
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| Country | Link |
|---|---|
| CN (1) | CN210072401U (en) |
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2019
- 2019-07-25 CN CN201921183283.2U patent/CN210072401U/en active Active
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