CN210084191U - Adjustable automatic waste rock blocking device for belt conveyor - Google Patents
Adjustable automatic waste rock blocking device for belt conveyor Download PDFInfo
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- CN210084191U CN210084191U CN201920701783.4U CN201920701783U CN210084191U CN 210084191 U CN210084191 U CN 210084191U CN 201920701783 U CN201920701783 U CN 201920701783U CN 210084191 U CN210084191 U CN 210084191U
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- waste rock
- bracket
- vertical legs
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Abstract
The utility model belongs to the field of belt conveyor transportation, in particular to an adjustable automatic waste rock blocking device for a belt conveyor, which solves the problem that larger waste rock cannot be timely controlled to damage a belt and comprises two upright legs, wherein the two upright legs are parallel and vertically fixed on H frames at two sides of the belt, brackets which can be adjusted up and down along the upright legs are oppositely arranged on the upright legs, travel switches are fixedly connected on the brackets, the two travel switches are relatively downwards inclined, stop rods are connected on rotating arms of the travel switches, the two stop rods are relatively arranged, the two stop rods are intersected, and the height of a free end from the lowest point of the belt is more than or equal to thirty centimeters; the travel switch is connected with one auxiliary contact of the belt comprehensive protector, and the belt comprehensive protector is connected with a magnetic controller for controlling the belt motor. The utility model has simple installation, low cost, safety and effectiveness, effectively reduces the abrasion of massive waste rocks to the belt, and promotes the safe production of the mine; can be repeatedly used, and avoids unnecessary waste of materials.
Description
Technical Field
The utility model belongs to belt feeder transportation field specifically is an automatic waste rock device that keeps off with adjustable be used for belt feeder.
Background
In coal mine production, coal of a tunneling working face and a fully mechanized working face is transported by a belt conveyor system, and the diameter of a coal briquette directly influences the maintenance cost of a belt and the service life of the belt. Especially when meeting geological structure, the size of coal and waste rock is more uncontrollable, even people take measures to break great waste rock blocks, the massive waste rock that can not notice still flows into the belt, if light then causes wearing and tearing, removes damage such as card, perforation to the belt, if heavy then leads to the belt to tear the area, this can cause the unable production in whole dish district, frequent maintenance work also can cause the waste of manpower and materials, economic loss is unable to estimate.
Disclosure of Invention
The utility model aims to solve the problem of the damage of the great waste rock of unable timely control to the belt, provide an automatic waste rock blocking device with adjustable be used for the belt feeder.
The technical proposal of the utility model for solving the technical problem is that: an adjustable automatic waste rock blocking device for a belt conveyor comprises two vertical legs, wherein the two vertical legs are parallel and are respectively vertically fixed on H frames at two sides of a belt, brackets capable of being adjusted up and down along the vertical legs are oppositely arranged on the two vertical legs, travel switches are fixedly connected to the brackets, the two travel switches incline downwards relatively, stop levers are connected to rotating arms of the two travel switches, the two stop levers are oppositely arranged, the two stop levers are intersected, and the height from a free end to the lowest point of the belt is more than or equal to thirty centimeters; the travel switch is connected with one auxiliary contact of the belt comprehensive protector, and the belt comprehensive protector is connected with a magnetic controller for controlling a belt motor; the device is arranged on H frames at two sides of a belt 50-100 m away from a belt head. The bracket can move up and down along the vertical leg, when the bracket is positioned at the lowest point, the travel switch is arranged at the lowest position of the stop lever, the distance between the free end of the stop lever and the lowest point of the belt is the shortest, namely 30cm, so that the size of the coal block and the gangue passing through is the smallest, when the bracket moves upwards, the travel switch and the stop lever also move upwards, the size of the coal block and the gangue passing through is larger, and the height of the bracket is determined according to the actual requirement. When the towing rod collides with a large piece of gangue, the towing rod drives the rotating arm of the travel switch to rotate, the normally closed contact of the travel switch is opened, the auxiliary contact of the belt comprehensive protector is disconnected, the coil of the magnetic controller loses power, the magnetic controller is disconnected, the belt motor stops rotating, the belt comprehensive protector prompts that the belt deviates by voice at the moment, and a worker can find the large piece of gangue in time and crush the large piece of gangue; after the large waste rock is removed, the stop lever is reset, the long closed contact of the travel switch is closed, then the belt comprehensive protector is reset, the belt comprehensive protector is restarted, the auxiliary contact of the belt comprehensive protector is closed, the coil of the magnetic controller is electrified, the magnetic controller is closed, the belt motor starts to operate, and the belt conveyor enters normal work.
Preferably, the stand leg is made by the 10# channel-section steel, and the notch of two stand legs sets up relatively, the bracket is bent by the 8# channel-section steel and is made, the bracket is "7" font, the short arm setting of bracket is in the notch of stand leg, travel switch sets up on the long arm of bracket. Just 8# channel-section steel can be put in 10# channel-section steel, and 8# channel-section steel is bent towards the notch direction and is made "7" font and just formed the bracket, can know by the shape of bracket, and the bracket includes short arm and long arm, and the short arm of bracket parallels with the diapire that founds the leg also be exactly 10# channel-section steel, the long arm slope of bracket is downwards, travel switch is fixed to be set up on the long arm of bracket, and 8# channel-section steel and 10# channel-section steel are convenient for draw materials, and the cost is lower, and sound construction can satisfy the requirement of founding leg and bracket in intensity.
The utility model has the advantages that: the belt is simple to install, low in cost, safe and effective, abrasion of large blocks of waste rocks to the belt is effectively reduced, and safe production of a mine is promoted; can be repeatedly used, and avoids unnecessary waste of materials.
Drawings
Fig. 1 is a schematic structural diagram of an adjustable automatic waste rock blocking device for a belt conveyor.
In the figure: 1-standing legs; 2-H frame; 3-a bracket; 4-a travel switch; 5-a gear lever; 6-angle steel.
Detailed Description
In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed in a specific orientation, and be operated, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Referring to the attached drawing 1, the adjustable automatic waste rock blocking device for the belt conveyor provided by the utility model is now described.
An adjustable automatic waste rock blocking device for a belt conveyor comprises two vertical legs 1, wherein the two vertical legs 1 are parallel and are respectively vertically fixed on H frames 2 at two sides of a belt, brackets 3 which can be adjusted up and down along the vertical legs 1 are oppositely arranged on the two vertical legs 1, travel switches 4 are fixedly connected onto the brackets 3, the two travel switches 4 incline downwards relatively, stop rods 5 are connected onto rotating arms of the two travel switches 4, the two stop rods 5 are oppositely arranged, the two stop rods 5 are intersected, and the height from a free end to the lowest point of the belt is more than or equal to thirty centimeters; the travel switch 4 is connected with one auxiliary contact of the belt comprehensive protector, and the belt comprehensive protector is connected with a magnetic controller for controlling a belt motor; the device is arranged on the H frames 2 at two sides of the belt 50-100 m away from the belt head. The H-frame 2 is of a construction known to those skilled in the art and will not be described in detail in the present invention. The belt protector complex has the function of a lot of differences, has the contactor of different effects to there is different auxiliary contact, and the utility model discloses in just used one of them auxiliary contact among the belt protector complex, the concrete implementation in-process has adopted the auxiliary contact who is used for the contactor of belt off tracking protection among the belt protector complex, so when auxiliary contact triggers, the belt protector complex will send voice prompt "belt off tracking", the staff just can in time go into the clearance to great waste rock. The bracket 3 can move up and down along the vertical leg 1, when the bracket 3 is at the lowest point, the travel switch 4 is at the lowest position through the stop lever 5, and the distance between the free end of the stop lever 5 and the lowest point of the belt is the closest, namely 30cm, so that the size of the coal block and the gangue which can pass through is the smallest, when the bracket 3 moves upwards, the travel switch 4 and the stop lever 5 also move upwards, the size of the coal block and the gangue which can pass through is larger, and the height of the bracket 3 depends on the actual requirement. When the towing rod collides with a large piece of gangue, the towing rod drives the rotating arm of the travel switch 4 to rotate, the normally closed contact of the travel switch 4 is opened, then the auxiliary contact of the belt comprehensive protector is disconnected, the coil of the magnetic controller loses power, the magnetic controller is disconnected, the belt motor stops rotating, the belt comprehensive protector prompts that the belt deviates by voice at the moment, and a worker can find the large piece of gangue in time and crush the large piece of gangue; after the large gangue is removed, the stop lever 5 is reset, the long closed contact of the travel switch 4 is closed, the belt comprehensive protector is reset, the belt comprehensive protector is restarted, the auxiliary contact of the belt comprehensive protector is closed, the coil of the magnetic controller is electrified, the magnetic controller is closed, the belt motor starts to operate, and the belt conveyor enters normal work. The adjustable automatic waste rock blocking device is arranged on the H-shaped frames 2 at two sides of the belt 50-100 m away from the belt head, and technical personnel in the field know that the length of the conveying belt of a tunneling working face and a fully mechanized mining working face is very long, if the device is too close to the belt head to be beneficial to the normal operation of the belt, the belt is prevented from being frequently stopped; if the device is too far away from the belt head, the effect of effectively protecting the belt cannot be achieved, and therefore the device is arranged on the H frame 2 at two sides of the belt 50-100 m away from the belt head for a distance just. The circuit connections between the travel switch 4, the belt integrated protector, the magnetic controller and other components are well known to those skilled in the art and are easy to implement, and detailed descriptions are omitted in the present invention.
Further, as an embodiment of automatic waste rock blocking device with adjustable be used for belt feeder, found leg 1 and made by the 10# channel-section steel, two notch that found leg 1 set up relatively, bracket 3 is bent by the 8# channel-section steel and is made, bracket 3 is "7" font, bracket 3's short arm sets up in the notch of founding leg 1, travel switch 4 sets up on bracket 3's long arm. Just 8# channel-section steel can be put in 10# channel-section steel, and 8# channel-section steel is bent towards the notch direction and is made "7" font and just formed bracket 3, can know by bracket 3's shape, and bracket 3 includes short arm and long arm, and the short arm of bracket 3 parallels with the diapire that founds leg 1 also is exactly 10# channel-section steel, the long arm slope of bracket 3 is downward, travel switch 4 is fixed to be set up on bracket 3's long arm, and 8# channel-section steel and 10# channel-section steel are drawn materials conveniently, and the cost is lower, and sound construction can satisfy the requirement of founding leg 1 and bracket 3 in intensity.
Further, conduct an automatic fender waste rock device with adjustable be used for belt feeder's concrete implementation mode, stand and be provided with the altitude mixture control hole in 20cm, 30cm, 40 cm's high department respectively on leg 1, be provided with the bolt through-hole on bracket 3's the forearm, stand leg 1 with bracket 3's forearm passes through bolt and nut subassembly fastening cooperation. When bracket 3 need reciprocate along grudging post 1, only need aim at the altitude mixture control hole of difference on the grudging post 1 with the bolt through-hole on the bracket 3, then with the bolt and nut subassembly fixed can, very convenient and firm.
Further, conduct an automatic concrete implementation mode that keeps off cash device with adjustable be used for belt feeder, the welding of 1 lower extreme of vertical leg has angle steel 6, the tight cooperation is supported with H frame 2 to the 6 inner walls of angle steel, angle steel 6 passes through bolt and nut subassembly fastening connection with H frame 2. Therefore, the connecting contact surface is larger, and the connection is firmer.
Further, as an embodiment of an automatic waste rock blocking device with adjustable be used for belt feeder, found 1 upper end of leg with pin 5 all is provided with the phosphor strip. The stop lever 5 and the vertical leg 1 are provided with fluorescent strips, so that when the lamp shines, the lamp can emit light to play a role in warning, and personnel can be prevented from being bruised, or the opposite leg 1 or the stop lever 5 can be prevented from causing unnecessary damage.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (5)
1. The adjustable automatic waste rock blocking device for the belt conveyor is characterized by comprising two vertical legs (1), wherein the two vertical legs (1) are parallel and are respectively and vertically fixed on H frames (2) at two sides of the belt, brackets (3) which can be vertically adjusted along the vertical legs (1) are oppositely arranged on the two vertical legs (1), travel switches (4) are fixedly connected onto the brackets (3), the two travel switches (4) are relatively inclined downwards, stop rods (5) are connected onto rotating arms of the two travel switches (4), the two stop rods (5) are oppositely arranged, the two stop rods (5) are intersected, and the height from a free end to the lowest point of the belt is more than or equal to thirty centimeters; the travel switch (4) is connected with one auxiliary contact of the belt comprehensive protector, and the belt comprehensive protector is connected with a magnetic controller for controlling a belt motor; the device is arranged on an H frame (2) at two sides of a belt 50-100 m away from a belt head.
2. The adjustable automatic waste rock blocking device for the belt conveyor is characterized in that the vertical legs (1) are made of 10# channel steel, notches of the two vertical legs (1) are oppositely arranged, the bracket (3) is made of 8# channel steel through bending, the bracket (3) is in a shape like a Chinese character '7', the short arm of the bracket (3) is arranged in the notch of the vertical leg (1), and the travel switch (4) is arranged on the long arm of the bracket (3).
3. The adjustable automatic waste rock blocking device for the belt conveyor is characterized in that height adjusting holes are formed in the vertical legs (1) at the height positions of 20cm, 30cm and 40 cm respectively, bolt through holes are formed in the short arms of the brackets (3), and the vertical legs (1) are tightly matched with the short arms of the brackets (3) through bolt and nut assemblies.
4. The adjustable automatic waste rock blocking device for the belt conveyor is characterized in that angle steel (6) is welded at the lower end of the vertical leg (1), the inner wall of the angle steel (6) is in abutting fit with the H frame (2), and the angle steel (6) is fixedly connected with the H frame (2) through a bolt and nut assembly.
5. The adjustable automatic waste rock blocking device for the belt conveyor is characterized in that the upper ends of the vertical legs (1) and the blocking rods (5) are provided with fluorescent strips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920701783.4U CN210084191U (en) | 2019-05-16 | 2019-05-16 | Adjustable automatic waste rock blocking device for belt conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920701783.4U CN210084191U (en) | 2019-05-16 | 2019-05-16 | Adjustable automatic waste rock blocking device for belt conveyor |
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| Publication Number | Publication Date |
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| CN210084191U true CN210084191U (en) | 2020-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920701783.4U Active CN210084191U (en) | 2019-05-16 | 2019-05-16 | Adjustable automatic waste rock blocking device for belt conveyor |
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| CN (1) | CN210084191U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111319946A (en) * | 2020-04-09 | 2020-06-23 | 山西灵石华瀛天星集广煤业有限公司 | Ultra-high and ultra-wide prevention protection device for belt conveyor |
-
2019
- 2019-05-16 CN CN201920701783.4U patent/CN210084191U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111319946A (en) * | 2020-04-09 | 2020-06-23 | 山西灵石华瀛天星集广煤业有限公司 | Ultra-high and ultra-wide prevention protection device for belt conveyor |
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