CN216511109U - Unloading circulation helps a class device - Google Patents
Unloading circulation helps a class device Download PDFInfo
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- CN216511109U CN216511109U CN202122677873.4U CN202122677873U CN216511109U CN 216511109 U CN216511109 U CN 216511109U CN 202122677873 U CN202122677873 U CN 202122677873U CN 216511109 U CN216511109 U CN 216511109U
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- circulation flow
- blanking
- material dredging
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Abstract
The application relates to the field of material conveying, in particular to a blanking circulation flow assisting device, which comprises a blanking circulation flow assisting device, a detection device, a circulation circuit, a material dredging device and a power supply for supplying power, wherein the detection device is electrically connected with the circulation circuit, the circulation circuit is electrically connected with the material dredging device, and the material dredging device is arranged on a discharge hopper; the detection device detects the height of the materials on the conveying device, and the material dredging device is controlled by the circulating circuit to circularly start material dredging until the materials are dredged. This application has the effect that reduces the belt weigher and appear disconnected material phenomenon.
Description
Technical Field
The application relates to the field of material conveying, in particular to a blanking circulation flow assisting device.
Background
The belt weigher is an important device in a cement mixing station and has the functions of material conveying and material metering. The belt weigher generally comprises a conveying structure, a weighing frame, a weighing sensor, a speed sensor, a display and other parts, and the basic working principle of the belt weigher is that the weighing sensor senses a mass signal passing through a material, the belt weigher calculates by combining a belt linear velocity signal sensed by the speed sensor, and finally obtains the mass of the material flowing through the belt weigher.
In the production process, the belt weigher receives the batching of feed bin feeding funnel, and the belt weigher carries the material through transport structure, carries out weight detection through the bearing crane span structure, carries out speed detection back to the belt through speed sensor, will weigh the material of good and carry to the bucket elevator.
In view of the above-mentioned related technologies, the inventor believes that there is a defect that when the material in the hopper is wet, the belt weigher often has a problem of material breakage, which affects the accuracy of belt weigher metering.
SUMMERY OF THE UTILITY MODEL
In order to reduce the phenomenon that the belt weigher appears and expects absolutely, this application provides a discharge circulation flow aid device.
The blanking circulation flow assisting device provided by the application adopts the following technical scheme:
a blanking circulation flow-assisting device comprises
The device comprises a detection device, a circulating circuit, a material dredging device and a power supply for supplying power, wherein the detection device is electrically connected with the circulating circuit, the circulating circuit is electrically connected with the material dredging device, and the material dredging device is arranged on a discharge hopper;
the detection device detects the height of the materials on the conveying device, and the material dredging device is controlled by the circulating circuit to circularly start material dredging until the materials are dredged.
Through adopting above-mentioned technical scheme, when detection device detected the condition that appears disconnected material on the conveyer, send detected signal to control module, control module control dredges the material device and starts, dredges the material device and starts the material mediation that will go out the interior jam of hopper to the phenomenon that appears disconnected material on the reduction conveyer.
Preferably, detection device is including installing the detecting element on the hopper and being used for triggering the trigger piece of detecting element, trigger piece and play hopper rotate to be connected, trigger piece can with the material butt on the conveyer to follow the altitude variation of material and rotate inclination.
Through adopting above-mentioned technical scheme, when the ejection of compact is normal, the material falls on conveyer, and conveyer goes up the material height this moment and is higher, and the material is pushing up trigger piece and is making trigger piece rotate and detecting element butt, and when the ejection of compact is unusual, conveyer goes up the height of material lower, and trigger piece orientation vertical direction rotates in order to change away from detecting element to whether the condition of expecting absolutely appears on reaching the detection conveyer.
Preferably, the trigger member is provided in a plate-like structure, and the trigger member has an elongated edge portion.
Through adopting above-mentioned technical scheme, the setting of border portion for the area of contact of increase trigger piece and material improves the degree of accuracy that detects.
Preferably, the detection unit is set as a limit switch SQ, and the limit switch SQ is connected in a power supply circuit of the material dredging device so as to control the opening and closing of the material dredging device.
By adopting the technical scheme, the trigger piece rotates to trigger the limit switch SQ so as to enable the limit switch SQ to be in a disconnected state, the material dredging device is in a shutdown state at the moment, and when the trigger piece rotates away from the limit switch SQ, the limit switch SQ is closed so as to enable the material dredging device to be started.
Preferably, the material dredging device is arranged as an air cannon which releases impact gas.
By adopting the technical scheme, the air cannon flushes away the blocked materials by releasing compressed gas, and the circulation circuit enables the air cannon to be opened circularly so as to continuously impact the blocked materials.
Preferably, a solenoid valve KA for controlling the on-off of the circuit is connected in a power supply circuit of the material dredging device (3).
By adopting the technical scheme, the limit switch SQ is closed, the electromagnetic valve KA is connected into the power supply loop of the power supply, the air cannon is opened at the moment, the limit switch is disconnected and closed, the power supply loop of the electromagnetic valve KA is cut off, and the air cannon is closed at the moment.
Preferably, the circulating circuit comprises a relay KM and a relay KT, the relay KM is provided with a control end KM-1, and the relay KT is provided with a control end KT-1 and a control end KT-2;
one end of the relay KT is electrically connected with one end of the control end KM-1, one end of the relay KM is electrically connected with one end of the KT-1, and one end of the electromagnetic valve KA is electrically connected with one end of the control end KT-2;
the other end of the relay KT, the other end of the relay KM and the other end of the electromagnetic valve KA are electrically connected with a zero line of a power supply;
the other end of the control end KM-1, the other end of the control end KT-1 and the other end of the control end KT-2 are electrically connected with one end of a limit switch SQ, and the other end of the limit switch SQ is electrically connected with a live wire of a power supply.
By adopting the technical scheme, when the material is broken, the limit switch SQ is closed, the electromagnetic valve KA is connected into the power supply circuit, the air cannon impacts the primary material, the coil of the relay KT is electrified, the control end KT-1 is delayed to close the control end KT-2 and is delayed to open, and the material dredging device stops working after the control end KT-2 is delayed to open; after the control end KT-1 is disconnected in a delayed mode, the coil of the relay KM is powered off, the control end KM-1 is closed, if the limit switch SQ is always in a closed state, the electromagnetic valve KA is connected into the power supply circuit in a circulating mode, and the air cannon runs in a circulating mode until blanking is normal.
Preferably, the relay KM is set as a second-class time relay, and the relay KT is set as a millisecond-class time relay.
By adopting the technical scheme, the millisecond-level time relay is used for controlling the opening of the electromagnetic valve KA, and the second-level time relay is used for time circulation.
Preferably, the delay time of the relay KM is not less than 15 seconds, and the delay time of the relay KT is 0.05-0.2 milliseconds.
By adopting the technical scheme, the electromagnetic valve KA is electrified for 0.05-0.2 millisecond once, and the time interval of the circulating operation of the air cannon is more than 15 seconds.
Preferably, the limit switch SQ is connected in parallel with a control switch SB.
Through adopting above-mentioned technical scheme, control switch SB is closed to user of service manual control makes control module open.
Drawings
FIG. 1 is a drawing of a related art blanking circulation flow aid device in the application.
Fig. 2 is a schematic overall structure diagram of a blanking circulation flow assisting device according to an embodiment of the present application.
Fig. 3 is a circuit connection diagram of a control module in a blanking circulation flow-assisting device according to the present application.
Fig. 4 is a schematic structural diagram illustrating a detection device and a material dredging device in a blanking circulation flow assisting device according to an embodiment of the present application.
Fig. 5 is a partial structure enlarged view of a portion a in fig. 4.
Reference numerals: 01. a discharge hopper; 02. a discharge port; 03. a conveying device; 1. a detection device; 10. a detection unit; 11. a trigger structure; 12. a trigger; 120. a first mounting hole; 121. a second mounting hole; 122. rotating the rod; 123. a rim portion; 13. mounting a plate; 130. a mounting seat; 14. a bolt; 15. a support member; 150. a support plate; 151. a support bar; 2. a control module; 20. a circulation circuit; 3. a material dredging device; 30. and an air outlet pipe.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
Referring to fig. 1, a discharge port 02 is formed in the bottom of a feed bin upper discharge hopper 01, the discharge port 02 is arranged above a conveying device 03, and the conveying device 03 is a belt scale. The material can be from the continuous conveyer 03 that falls on of hopper 01, and conveyer 03 sends out the material.
The embodiment of the application discloses a blanking circulation flow assisting device. Referring to fig. 2 and 3, the blanking circulation flow assisting device comprises a detection device 1, a control module 2 and a material dredging device 3 which are arranged on a discharge hopper 01, wherein the detection device 1 is used for detecting the height of materials on a conveying device 03, if the height of the materials is lower, the blockage at a discharge port 02 is shown at the moment, the detection device 1 outputs a detection signal to the control module 2, and the control module 2 controls the material dredging device 3 to start to dredge the blocked materials.
Referring to fig. 4, dredge device 3 sets up to a plurality of air cannons, is provided with the outlet duct 30 that is used for releasing compressed gas on dredge device 3, and the welding has the support on the outer wall of play hopper 01, and dredge device 3 welds on the support, and outlet duct 30 stretches into in the play hopper 01 and communicates with the inside of play hopper 01, and the phenomenon of jam appears in the material that goes out in the hopper 01, opens dredge device 3 and can release compressed gas and break away the material of jam.
Referring to fig. 4, the detection device 1 includes a detection unit 10 and a trigger structure 11, the detection unit 10 is set as a limit switch SQ, the trigger structure 11 includes a trigger 12 and a mounting plate 13, the trigger 12 and the mounting plate 13 are both set as rectangular plate-shaped structures, a first mounting hole 120 is provided on the mounting plate 13, a second mounting hole 121 is provided on the side wall of the discharge hopper 01, a bolt 14 penetrates through the first mounting hole 120 and the second mounting hole 121, and a nut is screwed on the bolt 14 to fix the mounting plate 13 on the discharge hopper 01. Referring to fig. 5, the lateral wall welding of mounting panel 13 has mount pad 130, and the welding has dwang 122 on the trigger 12, and the one end and the mount pad 130 of dwang 122 rotate to be connected, and the other end and the trigger 12 welding of dwang 122, the tip that trigger 12 deviates from to be connected with play hopper 01 are provided with rectangular shape border portion 123, border portion 123 be used for with the material butt.
Referring to fig. 3, a support 15 for fixing the detection unit 10 is installed on the mounting plate 13, the support 15 includes a support plate 150 and a support rod 151, the support plate 150 is welded to the mounting plate 13, one end of the support rod 151 is welded to the mounting plate 13, the other end of the support rod 151 is inclined downward, the detection unit 10 is installed at the end of the support rod 15 far away from the mounting plate 13, and the trigger 12 rotates to trigger the detection unit 10.
Referring to fig. 2, the control module 2 includes a solenoid valve KA and a circulation circuit 20 for circularly starting the solenoid valve KA, the circulation circuit 20 includes a relay KM and a relay KT, the relay KM is provided with a control end KM-1, the relay KT is provided with a control end KT-1 and a control end KT-2, one end of a limit switch SQ is electrically connected with a live wire of a power supply, the other end of the limit switch SQ is electrically connected with the control end KM-1 of the relay KM, the other end of the control end KM-1 is electrically connected with one end of a coil of the relay KT, and the other end of the coil of the relay KT is electrically connected with a zero line of the power supply. One end of the limit switch SQ, which is connected with the control end KM-1, is also connected with one end of the control end KT-1 of the relay KT, the other end of the control end KT-1 is electrically connected with one end of the coil of the relay KM, and the other end of the coil of the relay KM is electrically connected with a zero line of a power supply. One end of the limit switch SQ, which is connected with the control end KM-1, is also electrically connected with one end of the control end KT-2 of the relay KT, the other end of the control end KT-2 is electrically connected with one end of the electromagnetic valve KA, and the other end of the electromagnetic valve KA is electrically connected with a zero line of a power supply. Relay KM sets up to the time relay of second level, and relay KT sets up to the time relay of millisecond level, and the delay time of relay KM is T second, and T second is more than 15 seconds, like 15 seconds, 17 seconds, 20 seconds etc. relay KT delay time is T millisecond, and this application T millisecond can be 0.05 millisecond, 0.1 millisecond, 0.15 millisecond, 0.2 millisecond etc.. The electromagnetic valve KA is a switch for controlling the starting of a vibrating coil of the air cannon, the electromagnetic valve KA is disconnected, the material dredging device 3 stops working, the electromagnetic valve KA is opened, and the material dredging device 3 is started.
When the material is discharged continuously, the trigger 12 is abutted against the top of the material to continuously trigger the limit switch SQ, the limit switch SQ is in a disconnected state, the power supply circuit where the electromagnetic valve KA is located is in a disconnected state, and the material dredging device 3 is in a shutdown state.
When the material is broken, the trigger 12 rotates towards the vertical state to rotate away from the limit switch SQ, the limit switch SQ is closed, the electromagnetic valve KA is connected into the power supply circuit, the material dredging device 3 is started, air is blown into the discharge port 02, so that the material is blown down, and the material is impacted once when the material dredging device 3 is started. Meanwhile, a coil of the relay KT is electrified, the control end KT-1 is closed in a delayed mode, the control end KT-2 is opened in a delayed mode, and after the control end KT-2 is opened in a delayed mode, the material dredging device 3 stops working; after the control end KT-1 is disconnected in a delayed mode, the coil of the relay KM is powered off, and the control end KM-1 is closed. If the limit switch SQ is always in a closed state, the relay KM plays a role in time circulation, so that the material dredging device 3 runs circularly until blanking is normal.
Limit switch SQ is parallelly connected to have control switch SB, and control switch SB sets up to key switch, and during the disconnection of control switch SB, in limit switch SQ can insert the power supply circuit of power, when control switch SB was closed, solenoid valve KA circulation was opened to make the user of service can manual control dredge material device 3 and make its circulation operation.
The implementation principle of the blanking circulation flow assisting device in the embodiment of the application is as follows: when the material breaking phenomenon occurs, the trigger piece 12 rotates away from the limit switch SQ, the limit switch SQ is closed, a power supply circuit of the electromagnetic valve KA is switched on, the material dredging device 3 starts to impact materials blocked in the discharging hopper 01, meanwhile, the material dredging device 3 is controlled by the relay KM to be opened circularly to carry out multiple times of impact until the materials are continuously discharged, the trigger piece 12 rotates to trigger the limit switch SQ, the limit switch SQ is opened, and the material dredging device 3 stops working.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The blanking circulation flow aiding device is characterized in that: comprises that
The device comprises a detection device (1), a circulation circuit (20), a material dredging device (3) and a power supply for supplying power, wherein the detection device (1) is electrically connected with the circulation circuit (20), the circulation circuit (20) is electrically connected with the material dredging device (3), and the material dredging device (3) is arranged on a discharge hopper (01);
the detection device (1) detects the height of the materials on the conveying device (03), and the material dredging device (3) is controlled to circularly start material dredging through the circulating circuit (20) until the materials are dredged.
2. The blanking circulation flow aiding device according to claim 1, wherein: detection device (1) is including installing detection element (10) on play hopper (01) and being used for triggering trigger piece (12) of detection element (10), trigger piece (12) and play hopper (01) rotate to be connected, trigger piece (12) can with the material butt on conveyer (03) to follow the altitude variation rotation inclination of material.
3. The blanking circulation flow aiding device according to claim 2, wherein: the trigger piece (12) is arranged to be of a plate-shaped structure, and the trigger piece (12) is provided with a long strip-shaped edge part (123).
4. The blanking circulation flow aiding device according to claim 2, wherein: the detection unit (10) is arranged as a limit switch SQ, and the limit switch SQ is connected in a power supply circuit of the material dredging device (3) so as to control the opening and closing of the material dredging device (3).
5. The blanking circulation flow aid device according to claim 4, wherein: the material dredging device (3) is arranged to be an air cannon which releases impact gas.
6. The blanking circulation flow aid device according to claim 5, wherein: and an electromagnetic valve KA for controlling the on-off of the circuit is connected in a power supply circuit of the material dredging device (3).
7. The blanking circulation flow aid device according to claim 6, wherein: the circulating circuit (20) comprises a relay KM and a relay KT, wherein the relay KM is provided with a control end KM-1, and the relay KT is provided with a control end KT-1 and a control end KT-2;
one end of the relay KT is electrically connected with one end of the control end KM-1, one end of the relay KM is electrically connected with one end of the KT-1, and one end of the electromagnetic valve KA is electrically connected with one end of the control end KT-2;
the other end of the relay KT, the other end of the relay KM and the other end of the electromagnetic valve KA are electrically connected with a zero line of a power supply;
the other end of the control end KM-1, the other end of the control end KT-1 and the other end of the control end KT-2 are electrically connected with one end of a limit switch SQ, and the other end of the limit switch SQ is electrically connected with a live wire of a power supply.
8. The blanking circulation flow aid device according to claim 7, wherein: the relay KM is set as a second-level time relay, and the relay KT is set as a millisecond-level time relay.
9. The blanking circulation flow aid device according to claim 8, wherein: the delay time of the relay KM is not less than 15 seconds, and the delay time of the relay KT is 0.05-0.2 milliseconds.
10. The blanking circulation flow aid device according to claim 9, wherein: and the limit switch SQ is connected with a control switch SB in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122677873.4U CN216511109U (en) | 2021-11-02 | 2021-11-02 | Unloading circulation helps a class device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122677873.4U CN216511109U (en) | 2021-11-02 | 2021-11-02 | Unloading circulation helps a class device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216511109U true CN216511109U (en) | 2022-05-13 |
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ID=81526607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122677873.4U Active CN216511109U (en) | 2021-11-02 | 2021-11-02 | Unloading circulation helps a class device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216511109U (en) |
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2021
- 2021-11-02 CN CN202122677873.4U patent/CN216511109U/en active Active
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