CN203753872U - Protecting device of piled coal - Google Patents
Protecting device of piled coal Download PDFInfo
- Publication number
- CN203753872U CN203753872U CN201420156098.5U CN201420156098U CN203753872U CN 203753872 U CN203753872 U CN 203753872U CN 201420156098 U CN201420156098 U CN 201420156098U CN 203753872 U CN203753872 U CN 203753872U
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- China
- Prior art keywords
- sensor
- driver plate
- protecting device
- coal piling
- feeler lever
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Abstract
The utility model provides a protecting device of piled coal. The protecting device comprises a fixed outer frame, a sensor fixing frame, a sensor, a transmission mechanism, a connecting rod and a piled coal contact guide rod; the sensor is provided with a travel switch that is fixedly arranged above the fixed outer frame through the sensor fixing frame; a connecting rod is erected on the fixed outer frame, and two ends of the connecting rod are connected with the fixed outer frame through a bearing to enable the connecting rod to rotate in the axial direction; the transmission mechanism comprises a transmission plate and a sensor contact rod, wherein the transmission plate is fixed to the connecting rod to enable two opposite ends to rotate about the connecting rod as the connecting rod rotates; the sensor contact rod arranged above one end of the transmission plate is matched with the transmission plate at an angle so as to trigger the travel switch under the effect of the transmission plate; the upper end of the piled coal contact guide rod is connected to one end of the transmission plate, far from the sensor contact rod; an angle is formed between the upper end of the piled coal contact guide rod and the transmission plate. The protecting device of the piled coal is high in accuracy and sensitivity, and simple in structure, and the safe production of a mine can be effectively ensured.
Description
Technical field
The utility model relates to a kind of coal piling protecting device, belongs to Coal Transportation technical field.
Background technology
The band conveyor that colliery is used is equipped with coal piling protecting device conventionally; when conveyer unload coal a little occur raw coal pile up time; coal piling protecting device can give the alarm to coal stream delivery system in time; so that coal stream delivery system stops the operation of band conveyor; avoid the generation of unrestrained storehouse accident, thereby extend the service life of band conveyor.
Traditional coal piling protecting device, for example super sonic coal piling protecting device and electric pole type coal piling protecting device, conventionally need to be by installation of sensors to coal bunker inside.When work; sonac in super sonic coal piling protecting device constantly sends ultrasonic signal; and detect the ultrasonic signal that returns from coal piling; but being easily used in the guided wave mouth that detects ultrasonic signal, the high humidity in coal bunker, high coal dust environment stopped up by coal dust; make it ineffective, also likely cause its flase alarm.For electric pole type coal piling protecting device, moist coal bunker environment easily causes its flase alarm, too dry coal stream may cause its cannot and alarm; Also likely there is the phenomenon that sensor is smashed by raw coal in above-mentioned two kinds of coal piling protecting devices in addition.Therefore, the environment in coal bunker easily makes above-mentioned traditional coal piling protecting device lose efficacy or flase alarm, thereby the situation that may cause belt heavy duty parking, unrestrained storehouse and raw coal to pile up on belt feeder has a strong impact on coal flow system safety.
Utility model content
The utility model provides a kind of coal piling protecting device; solve that existing coal piling protecting device is subject to coal bunker environmental concerns and the problem that cannot normally work; can avoid to the full extent unrestrained storehouse accident, and ensure the normal work of band conveyor, thereby guarantee the safety of coal flow system.
The utility model provides a kind of coal piling protecting device, comprises that fixing housing, fixing rack for sensor, sensor, transmission device, pipe link and coal piling touch guide rod, wherein,
Described sensor base is provided with travel switch, and described sensor is fixedly arranged on described fixing housing top by described fixing rack for sensor;
Described pipe link two ends are connected with described fixing housing by bearing, so that described pipe link can rotate with respect to described fixing housing;
Described transmission device comprises driver plate and sensor feeler lever, and described sensor feeler lever is arranged at the top of described driver plate one end, and with described driver plate at angle so that described sensor feeler lever can trigger described travel switch under the effect of driver plate; Described driver plate is fixed on described pipe link, so that described driver plate can rotate around described pipe link with the rotation of pipe link near one end of described sensor feeler lever;
Described coal piling touches the upper end of guide rod and connects described driver plate one end away from sensor feeler lever, and with described driver plate at angle.
Further, the upper end of described sensor feeler lever is connected with described travel switch, between lower end and described driver plate, has setting interval.
Further, described sensor feeler lever lower end is fixedly connected with described driver plate, between upper end and described travel switch, has setting interval.
Further, described driver plate is fixed on described pipe link away from one end of sensor feeler lever.
Further, the angle between described sensor feeler lever and described driver plate is 90-120 °.
Further, the angle between the tactile guide rod of described coal piling and described driver plate is 90-120 °.
Further, described fixing rack for sensor comprises strut bar and stay bearing plate, and described post upper is connected with described stay bearing plate, and lower end is connected with described fixing housing, and described sensor is fixed on described stay bearing plate.
Further, described strut bar comprises adjust bar and hollow tube, described adjust bar stretches in hollow tube from hollow tube upper end, between described hollow tube and adjust bar, be bolted, described bolt is laterally through hollow tube and height regulating rod, and in the short transverse of height regulating rod or hollow tube, compartment of terrain offers at least two connecting bores that stretch into for bolt.
The coal piling protecting device that the utility model provides adopts mechanical transmission structure to connect and trigger sensor, sensor and coal piling touch guide rod interval and arrange, thereby can make sensor depart from the severe bad border in coal bunker, improve greatly accuracy and the sensitieness of coal piling protecting device; The coal piling protecting device that the utility model provides is in addition simple in structure, long service life, thus can effectively ensure the safety in production in colliery.
Brief description of the drawings
The structural representation of the coal piling protecting device that Fig. 1 provides for the utility model one embodiment.
The structural representation of the coal piling protecting device that Fig. 2 provides for another embodiment of the utility model.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
The coal piling protecting device that Fig. 1 and Fig. 2 provide for the utility model embodiment.This coal piling protecting device comprises that fixing housing 7, fixing rack for sensor 8, sensor 5, transmission device, pipe link 2 and coal piling touch guide rod 1, wherein,
Sensor 5 bottoms are provided with travel switch, and sensor 5 is fixedly arranged on fixing housing 7 tops by fixing rack for sensor 8;
Pipe link 2 two ends are connected with fixing housing 7 by bearing 6, so that pipe link 2 can rotate with respect to fixing housing;
Transmission device comprises driver plate 3 and sensor feeler lever 4, and sensor feeler lever 4 is arranged at the top of driver plate 3 one end, and with driver plate 3 at angle so that sensor feeler lever 4 can trigger travel switch under the effect of driver plate 3; Driver plate 3 is fixed on pipe link 2, so that driver plate 3 can rotate around pipe link 2 with the rotation of pipe link 2 near one end of sensor feeler lever 4;
Coal piling touches upper end connection for transmission plate 3 one end away from sensor feeler lever 4 of guide rod 1, and with driver plate 3 at angle.
In the utility model, fixing housing 7 can be the framework that uses angle bar welding production, can use iron plate as driver plate 3, adopts round steel to touch guide rod 1 and pipe link 2 as coal piling.
Sensor 5 is fixed on fixing rack for sensor 8, and its travel switch is positioned at the bottom of sensor, so that triggered by sensor feeler lever 4.In the utility model, for example can use GUJ30 colliery coal piling sensor.
Coal piling touches the upper end of guide rod 1 and the middle part of pipe link 2 and welds, between keep a fixing angle, be for example 90-120 °, be preferably 90 °.The lower end that coal piling touches guide rod 1 can be the cross contact that uses iron plate to make.
Pipe link 2 can weld with driver plate 3, and bearing 6 is installed in pipe link 2 both sides, and bearing 6 is connected to the two ends of pipe link 2 on fixing housing 7, and pipe link 2 can axially freely be rotated around it.
When use, this coal piling protecting device is arranged on to the front of coal dropping point, i.e. the opposite side of band conveyor, to avoid the direct impact of coal stream.Wherein, sensor 5 is positioned at the upper area beyond coal bunker, and coal piling touches guide rod 1 and is arranged in coal bunker.Select the tactile guide rod of appropriate length according to the coal piling height of setting, in the time that coal position reaches the height of setting, coal cinder is due to the gravity tactile guide rod 1 of landing shake-up coal piling backward.As shown in Figure 1; thereby coal piling is touched to guide rod 1 to be promoted left; drive pipe link 2 to clockwise rotate; and then the left end upward movement of drive driver plate 3; and upwards promote sensor feeler lever 4, and so that sensor feeler lever 4 touches the travel switch in sensor 5, thus the unified signal of coal supply stream delivery system; stop band conveyor, thereby play a protective role.
In the coal piling protecting device that the utility model provides, sensor and coal piling touch guide rod interval and arrange, thereby can make sensor 5 depart from the severe bad border in coal bunker, improve greatly accuracy and the sensitieness of coal piling protecting device; The utility model provides in addition coal piling protecting device is simple in structure, material is easy to get, and adopts mechanical transmission structure, has good shock resistance, long service life, thus can effectively ensure the safety in production in colliery.
In an embodiment of the present utility model, as shown in Figure 1, the upper end of described sensor feeler lever 4 is connected with described travel switch, between lower end and described driver plate 3, has setting interval.When coal piling touches guide rod 1 moving displacement when larger (triggering that exceedes travel switch apart from time), the effect of buffering can be played in this setting interval, to avoid damaging travel switch.For example, in the time that the triggering distance of travel switch is 2cm, described setting interval can be for being less than 5cm.
In another embodiment of the present utility model, as shown in Figure 2, described sensor feeler lever 4 lower ends can be fixedly connected with described driver plate 3, and for example welding, has setting interval between its upper end and described travel switch.In the time that the tactile guide rod 1 of coal piling is moved to the left, pipe link 2 clockwise rotates, thereby drives the left end upward movement of driver plate 3, and sensor feeler lever 4 is followed driver plate 3 upward movements, thereby touches the travel switch in sensor 5.Similar with a upper embodiment, when coal piling touches guide rod 1 moving displacement when larger (triggering that exceedes travel switch apart from time), the effect of buffering can be played in the setting interval between sensor feeler lever 4 upper ends and described travel switch.
In the above-described embodiments, described driver plate 3 is fixed on described pipe link 2 away from one end of sensor feeler lever 4, or the middle part of driver plate 3 is fixed on pipe link 2.
Angle between described sensor feeler lever 4 and described driver plate 3 can be 90-120 °, is preferably 90 °.Be conducive to described driver plate 3 sensor feeler lever 4 is produced to useful effect power.
Further, fixing rack for sensor 8 can comprise strut bar 9 and stay bearing plate 10, and strut bar 9 upper ends are connected with stay bearing plate 10, and lower end is connected with fixing housing 7, and sensor 5 is fixed on stay bearing plate 10.
The height of fixing rack for sensor 8 can regulate by the height that regulates strut bar 9.For example strut bar 9 can also comprise adjust bar and hollow tube, adjust bar stretches in hollow tube from the upper end of hollow tube, between hollow tube and adjust bar, be bolted, bolt is laterally through hollow tube and height regulating rod, and in the short transverse of height regulating rod or hollow tube, compartment of terrain offers at least two connecting bores that stretch into for bolt.The height of fixing rack for sensor 8 can regulate according to the displacement of sensor feeler lever 4, so that coal piling touches guide rod 1 to left movement and while being with dynamic sensor feeler lever 4 to move, can trigger travel switch.
Finally it should be noted that: above each embodiment, only in order to the technical solution of the utility model to be described, is not intended to limit; Although the utility model is had been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or some or all of technical characterictic is wherein equal to replacement; And these amendments or replacement do not make the essence of appropriate technical solution depart from the scope of the each embodiment technical scheme of the utility model.
Claims (8)
1. a coal piling protecting device, is characterized in that, comprises that fixing housing, fixing rack for sensor, sensor, transmission device, pipe link and coal piling touch guide rod, wherein,
Described sensor base is provided with travel switch, and described sensor is fixedly arranged on described fixing housing top by described fixing rack for sensor;
Described pipe link two ends are connected with described fixing housing by bearing, so that described pipe link can rotate with respect to described fixing housing;
Described transmission device comprises driver plate and sensor feeler lever, and described sensor feeler lever is arranged at the top of described driver plate one end, and with described driver plate at angle so that described sensor feeler lever can trigger described travel switch under the effect of driver plate; Described driver plate is fixed on described pipe link, so that described driver plate can rotate around described pipe link with the rotation of pipe link near one end of described sensor feeler lever;
Described coal piling touches the upper end of guide rod and connects described driver plate one end away from sensor feeler lever, and with described driver plate at angle.
2. coal piling protecting device according to claim 1, is characterized in that, the upper end of described sensor feeler lever is connected with described travel switch, between lower end and described driver plate, has setting interval.
3. coal piling protecting device according to claim 1, is characterized in that, described sensor feeler lever lower end is fixedly connected with described driver plate, between upper end and described travel switch, has setting interval.
4. according to the coal piling protecting device described in claim 1-3 any one, it is characterized in that, described driver plate is fixed on described pipe link away from one end of sensor feeler lever.
5. according to the coal piling protecting device described in claim 1-3 any one, it is characterized in that, the angle between described sensor feeler lever and described driver plate is 90-120 °.
6. according to the coal piling protecting device described in claim 1-3 any one, it is characterized in that, the angle that described coal piling touches between guide rod and described driver plate is 90-120 °.
7. coal piling protecting device according to claim 1; it is characterized in that, described fixing rack for sensor comprises strut bar and stay bearing plate, and described post upper is connected with described stay bearing plate; lower end is connected with described fixing housing, and described sensor is fixed on described stay bearing plate.
8. coal piling protecting device according to claim 7; it is characterized in that; described strut bar comprises adjust bar and hollow tube; described adjust bar stretches in hollow tube from hollow tube upper end; between described hollow tube and adjust bar, be bolted; described bolt is laterally through hollow tube and height regulating rod, and in the short transverse of height regulating rod or hollow tube, compartment of terrain offers at least two connecting bores that stretch into for bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420156098.5U CN203753872U (en) | 2014-04-01 | 2014-04-01 | Protecting device of piled coal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420156098.5U CN203753872U (en) | 2014-04-01 | 2014-04-01 | Protecting device of piled coal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203753872U true CN203753872U (en) | 2014-08-06 |
Family
ID=51249174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420156098.5U Withdrawn - After Issue CN203753872U (en) | 2014-04-01 | 2014-04-01 | Protecting device of piled coal |
Country Status (1)
| Country | Link |
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| CN (1) | CN203753872U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104443542A (en) * | 2014-04-01 | 2015-03-25 | 淮南矿业(集团)有限责任公司 | Coal piling protective device |
-
2014
- 2014-04-01 CN CN201420156098.5U patent/CN203753872U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104443542A (en) * | 2014-04-01 | 2015-03-25 | 淮南矿业(集团)有限责任公司 | Coal piling protective device |
| CN104443542B (en) * | 2014-04-01 | 2016-09-07 | 淮南矿业(集团)有限责任公司 | Coal piling protecting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140806 Effective date of abandoning: 20160907 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |