CN212892221U - Protective device for tail of scraper conveyor - Google Patents
Protective device for tail of scraper conveyor Download PDFInfo
- Publication number
- CN212892221U CN212892221U CN202020009879.7U CN202020009879U CN212892221U CN 212892221 U CN212892221 U CN 212892221U CN 202020009879 U CN202020009879 U CN 202020009879U CN 212892221 U CN212892221 U CN 212892221U
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- China
- Prior art keywords
- guardrail
- supporting mechanism
- telescopic
- tail
- cylinder
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Abstract
The utility model discloses a protector for scraper conveyor tail, including flexible guardrail, supporting mechanism and a actuating mechanism, the vertical setting of flexible guardrail is in the rear side of scraper conveyor tail, supporting mechanism sets up one side of scraper conveyor tail, flexible guardrail is close to supporting mechanism's one end with supporting mechanism rotates to be connected, and is in with the setting supporting mechanism is last the transmission of a actuating mechanism is connected, a actuating mechanism drives flexible guardrail is close to around it the one end level of supporting mechanism rotates. The utility model provides a protector for scraper conveyor tail can wholly follow crossheading support and move forward in the lump, saves the artifical work that frequently moves, and the device easy operation, and the fixed point is firm, keeps away from the tail during manual operation, utilizes hydraulic system to realize receiving and drawing, flexible, and fundamentally has guaranteed personal safety.
Description
Technical Field
The utility model relates to a protector field. More specifically, the utility model relates to a protector for scraper conveyor tail.
Background
Coal falling after being cut by a coal mining machine on a coal mine fully mechanized mining face needs to be transported by a scraper conveyer, in order to prevent personnel from entering the scraper conveyer by mistake or coal gangue from rolling out during operation of the scraper conveyer and ensure the safety of workers near the tail of the coal mining machine, a protective device needs to be arranged, and the protective device is generally a common fence processed by a coal mining unit. Because the fence structure is too simple and easy, heavy, do not have the fixed point, and need the manual work to move, often appear protector damage, empty, move phenomenon such as untimely. The scraper conveyer belongs to large-scale operation equipment, has higher danger, and is very easy to cause casualties once personnel mistakenly enter the conveyer or coal gangue in the conveyer rolls out. In order to ensure the safety of workers, a specially-assigned person is generally responsible for placing the fence and continuously moving forwards along with the advancing of the working surface, the working surface is generally advanced 10 rows every day, each row is advanced 0.85m, then the fence also needs to be moved 10 times for 8.5m, and the moving protection device is carried out near the tail, so that certain danger is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a protector for scraper conveyor tail can wholly follow crossheading support and move forward in the lump, saves the artifical work that frequently moves, and the device easy operation, and the fixed point is firm, keeps away from the tail during manual operation, utilizes hydraulic system to realize receiving and drawing, flexible, and fundamentally has guaranteed personal safety.
The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides a protector for scraper conveyor tail, includes flexible guardrail, supporting mechanism and a actuating mechanism, the vertical setting of flexible guardrail is in the rear side of scraper conveyor tail, supporting mechanism sets up one side of scraper conveyor tail, flexible guardrail is close to supporting mechanism's one end with supporting mechanism rotates to be connected, and with the setting is in on the supporting mechanism a actuating mechanism transmission is connected, a actuating mechanism drives flexible guardrail is close to around it the one end level of supporting mechanism rotates.
Preferably, the protection device for the tail of the scraper conveyor comprises a guardrail frame, a movable fence and a second driving mechanism, wherein the guardrail frame is horizontally arranged, one end of the guardrail frame is connected with the supporting mechanism in a rotating mode, the other end of the guardrail frame is open, the movable fence is horizontally arranged, one end of the movable fence extends into the guardrail frame from the other end of the guardrail frame, the other end of the movable fence horizontally extends out of the guardrail frame, the second driving mechanism is arranged on the guardrail frame and is in transmission connection with the movable fence, and the second driving mechanism drives the movable fence to slide in the guardrail frame along the length direction of the movable fence and can be fixed at any position of the sliding track of the movable fence.
Preferably, in the protection device for the tail of the scraper conveyor, the guardrail frame is composed of an upper rod body, a lower rod body and a connecting rod, the upper rod body and the lower rod body are vertically arranged and are oppositely arranged up and down, the connecting rod is vertically arranged, the upper end and the lower end of the connecting rod are respectively connected with one end of the upper rod body close to the supporting mechanism and one end of the lower rod body close to the supporting mechanism, a plurality of pulleys are respectively arranged at intervals at the lower end of the upper rod body and the upper end of the lower rod body, the upper end and the lower end of the movable fence are respectively provided with an upper groove and a lower groove corresponding to the pulleys, one end of the movable fence extends into a space between the plurality of pulleys at the lower end of the upper rod body and the plurality of pulleys at the upper end of the lower rod body, the pulleys are slidably arranged in the corresponding upper grooves or lower grooves, and one end of the lower rod body far away, the telescopic rod of the second telescopic oil cylinder drives the movable fence to slide between the upper rod body and the lower rod body, and the second telescopic oil cylinder and the plurality of pulleys form the second driving mechanism.
Preferably, the protection device for scraper conveyor tail, the supporting mechanism includes stand and guardrail unable adjustment base, the connecting rod is close to the one end of supporting mechanism is equipped with pivot and lower pivot at upper and lower interval, on the stand with guardrail unable adjustment base's upper end is equipped with connecting piece and lower connecting piece respectively, go up connecting piece and lower connecting piece respectively with go up pivot and pivot rotation connection down.
Preferably, the protection device for scraper conveyor tail in, a actuating mechanism includes first flexible hydro-cylinder and hydro-cylinder unable adjustment base, first flexible hydro-cylinder sets up hydro-cylinder unable adjustment base upper end, the tip of its cylinder body with hydro-cylinder unable adjustment base's upper end is rotated and is connected, the telescopic link level of first flexible hydro-cylinder sets up, and with the middle part of connecting rod is rotated and is connected.
The utility model has the advantages that:
(1) the protection device is controlled by the oil cylinder, so that the manual work of frequently adjusting the original protection device is omitted, the operation valve is far away from the tail, and the safety of workers is guaranteed.
(2) The protection device is provided with the telescopic fence, the length of the telescopic railing can be adjusted according to actual conditions on site, the protection range is enlarged, and protection in place is guaranteed.
(3) The supporting mechanism is fixed on the underground crossheading support, can move forwards along with the crossheading support, and does not need to be moved manually.
(4) By utilizing the hydraulic system, the angle of the protective device can be adjusted according to the actual situation on site, the application range is wider, and the step of manual adjustment is omitted.
(5) The whole operation process is carried out at a position far away from the tail of the conveyor, the possibility of accidental injury by coal and gangue rolled out from the conveyor is avoided, and the whole operation process is safe and has no risk.
(6) The device has realized moving, the adjustment is automatic, has effectively avoided the manual work to move, has put the danger that the conveyer was gone into by the mistake or was wounded by the coal gangue that the conveyer flies out when protector.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural view of a protection device according to the present invention;
fig. 2 is a top view of the protection device of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It should be noted that, in the description of the present invention, the terms "lateral", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Fig. 1-fig. 2 are that the embodiment of the utility model provides a protection device for scraper conveyor tail, including flexible guardrail, supporting mechanism and a actuating mechanism, the vertical setting of flexible guardrail is in the rear side of scraper conveyor tail, supporting mechanism sets up one side of scraper conveyor tail, flexible guardrail is close to supporting mechanism's one end with supporting mechanism rotates to be connected, and with the setting be in on the supporting mechanism first actuating mechanism transmission is connected, a actuating mechanism drives flexible guardrail is close to around it the one end level of supporting mechanism rotates.
In this embodiment, drive flexible guardrail level through a actuating mechanism and rotate to the angle of the flexible guardrail of adjustment can adjust the length of flexible guardrail moreover according to actual need.
Preferably, as another embodiment of the present invention, the telescopic guardrail includes a guardrail frame, a movable fence 1 and a second driving mechanism, the guardrail frame is horizontally disposed, one end of the guardrail frame is rotatably connected to the supporting mechanism, the other end of the guardrail frame is open, the movable fence 1 is horizontally disposed, one end of the movable fence extends into the guardrail frame from the other end of the guardrail frame, the other end of the movable fence horizontally extends out of the guardrail frame, the second driving mechanism is disposed on the guardrail frame and is in transmission connection with the movable fence 1, the second driving mechanism drives the movable fence 1 to slide in the guardrail frame along the length direction thereof, and can be fixed at any position of the sliding track thereof; the guardrail frame consists of an upper rod body 2, a lower rod body 3 and a connecting rod 4, wherein the upper rod body 2 and the lower rod body 3 are vertically arranged and are oppositely arranged up and down, the connecting rod 4 is vertically arranged, the upper end and the lower end of the connecting rod are respectively connected with one end of the upper rod body 2 close to the supporting mechanism and one end of the lower rod body 3 close to the supporting mechanism, a plurality of pulleys 5 are respectively arranged at intervals at the lower end of the upper rod body 2 and the upper end of the lower rod body 3, the upper end and the lower end of the movable fence 1 are respectively provided with an upper groove and a lower groove corresponding to the pulleys 5, one end of the movable fence 1 extends into a space between the plurality of pulleys 5 at the lower end of the upper rod body 2 and the plurality of pulleys 5 at the upper end of the lower rod body 3, the pulleys 5 are respectively arranged in the corresponding upper grooves or lower grooves in a sliding manner, and one end of the lower end, the cylinder body of the second telescopic oil cylinder 6 is connected with the lower rod body 3, the telescopic rod of the second telescopic oil cylinder is parallel to the lower rod body 3, the end part of the telescopic rod of the second telescopic oil cylinder 6 is connected with the lower end of the movable fence 1, the telescopic rod of the second telescopic oil cylinder 6 drives the movable fence 1 to slide between the upper rod body 2 and the lower rod body 3, and the second telescopic oil cylinder 6 and the plurality of pulleys 5 form the second driving mechanism.
In this embodiment, as shown in fig. 1, a plurality of limiting rods may be vertically disposed between the upper rod body 2 and the lower rod body 3 to limit the sliding track of the moving rail 1 on the guardrail frame; in this embodiment, the second telescopic cylinder 6 drives the movable rail 1 to slide between the upper rod body 2 and the lower rod body 3, so as to adjust the position of the other end of the movable rail 1, i.e. adjust the width of the whole telescopic guardrail.
Preferably, as the utility model discloses another embodiment, the supporting mechanism includes stand 7 and guardrail unable adjustment base 8, connecting rod 4 is close to the spaced pivot 9 and lower pivot 10 of being equipped with about the one end of supporting mechanism, on the stand 7 with guardrail unable adjustment base 8's upper end is equipped with connecting piece 11 and lower connecting piece 12 respectively, go up connecting piece 11 and lower connecting piece 12 respectively with go up pivot 9 and lower pivot 10 rotate to be connected.
In this embodiment, the upper shaft pin 9 and the lower shaft pin 10 are respectively connected with the connecting rod 4 through a connecting piece, and then are respectively connected with the upper connecting piece 11 and the lower connecting piece 12 in a rotating way, namely, the telescopic guardrail can horizontally rotate around one end of the telescopic guardrail close to the supporting mechanism. In actual use, the gateway leg may be used as a vertical pole, as shown in fig. 1.
Preferably, as the utility model discloses another embodiment, a drive mechanism includes first flexible hydro-cylinder 13 and hydro-cylinder unable adjustment base 14, first flexible hydro-cylinder 13 sets up 14 upper ends of hydro-cylinder unable adjustment base, the tip of its cylinder body with the upper end of hydro-cylinder unable adjustment base 14 is rotated and is connected, the telescopic link level of first flexible hydro-cylinder 13 sets up, and with the middle part of connecting rod 4 is rotated and is connected.
In this embodiment, when the telescopic link of first flexible hydro-cylinder 13 is flexible, the length of first flexible hydro-cylinder 13 changes, because the tip of the cylinder body of first flexible hydro-cylinder 13 rotates with the upper end of hydro-cylinder unable adjustment base 14 to be connected, the telescopic link of first flexible hydro-cylinder 13 rotates with the middle part of connecting rod 4 to be connected, when first flexible hydro-cylinder 13 is flexible like this, flexible guardrail can rotate clockwise or anticlockwise around connecting rod 4 to it rotates to drive flexible guardrail through first actuating mechanism.
During the in-service use, can be with the supporting mechanism setting on being fixed in the crossheading support, can accomplish protector's antedisplacement along with the pulling of crossheading support, accomplish the receipts of flexible guardrail and draw through first flexible hydro-cylinder 13 to the flexible of flexible fence of control level through second flexible hydro-cylinder 6. When the position of the tail changes, the angle of the guardrail is adjusted, the full-closed protection of the tail can be realized without manual adjustment, and the entry of irrelevant personnel is prevented; the horizontal telescopic fence can enlarge the protection range, so that the protection device has the function of adjusting the protection range. The specific operation steps are as follows:
the guardrail frame is retrieved in the first step, and the crossheading support is pulled and moved:
before the crossheading support is pulled and moved, the telescopic rods of the first telescopic oil cylinder 13 and the second telescopic oil cylinder 6 are retracted, the telescopic guardrails are retracted, the angle of the telescopic guardrails is controlled, and the fact that the pulling and moving of the crossheading support are not hindered is guaranteed. And then the crossheading support is pulled, and the protective device moves forwards along with the crossheading support.
And secondly, adjusting the angle of the guardrail frame:
after the crossheading support is pulled and moved, and the conveyor is pushed to the right position, the telescopic rod of the first telescopic oil cylinder 13 starts to stretch according to the position of the tail of the conveyor, so that the angle of the guardrail frame is controlled.
Thirdly, adjusting the horizontal telescopic guardrail:
according to the actual position and space of the tail, the second telescopic oil cylinder 6 controls the length of the horizontal telescopic guardrail, and the operation is stopped after the protection is in place.
While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields suitable for the invention, and further modifications may be readily made by those skilled in the art, and the invention is therefore not limited to the specific details and embodiments shown and described herein, without departing from the general concept defined by the claims and their equivalents.
Claims (5)
1. The utility model provides a protector for scraper conveyor tail, its characterized in that, includes flexible guardrail, supporting mechanism and a actuating mechanism, the vertical setting of flexible guardrail is in the rear side of scraper conveyor tail, supporting mechanism sets up one side of scraper conveyor tail, flexible guardrail is close to supporting mechanism's one end with supporting mechanism rotates to be connected, and with set up supporting mechanism is last the transmission of a actuating mechanism is connected, a actuating mechanism drives flexible guardrail is close to around it the one end level of supporting mechanism rotates.
2. The protection device for the tail of the scraper conveyor is characterized in that the telescopic guardrail comprises a guardrail frame, a movable guardrail (1) and a second driving mechanism, wherein the guardrail frame is horizontally arranged, one end of the guardrail frame is rotatably connected with the supporting mechanism, the other end of the guardrail frame is open, the movable guardrail (1) is horizontally arranged, one end of the movable guardrail extends into the guardrail frame from the other end of the guardrail frame, the other end of the movable guardrail frame extends out of the guardrail frame horizontally, the second driving mechanism is arranged on the guardrail frame and is in transmission connection with the movable guardrail (1), and the second driving mechanism drives the movable guardrail (1) to slide in the guardrail frame along the length direction of the movable guardrail frame and can be fixed at any position of the sliding track of the movable guardrail frame.
3. The tail protector for scraper conveyors as claimed in claim 2, wherein the guard rail frame is composed of an upper bar body (2), a lower bar body (3) and a connecting rod (4), the upper bar body (2) and the lower bar body (3) are vertically arranged and are oppositely arranged up and down, the connecting rod (4) is vertically arranged, the upper end and the lower end of the connecting rod are respectively connected with one end of the upper bar body (2) close to the supporting mechanism and one end of the lower bar body (3) close to the supporting mechanism, a plurality of pulleys (5) are respectively arranged at intervals at the lower end of the upper bar body (2) and the upper end of the lower bar body (3), the upper end and the lower end of the movable fence (1) are respectively provided with an upper groove and a lower groove corresponding to the pulleys (5), one end of the movable fence (1) extends between the plurality of pulleys (5) at the lower end of the upper bar body (2) and the plurality of pulleys (5) at the upper end of the lower bar body (3), the pulley (5) is slidably arranged in the corresponding upper groove or lower groove, the lower end of the lower rod body (3) is far away from one end of the supporting mechanism, a second telescopic oil cylinder (6) is arranged at one end of the lower rod body (3), the cylinder body of the second telescopic oil cylinder (6) is connected with the lower rod body (3), a telescopic rod of the second telescopic oil cylinder is arranged in parallel with the lower rod body (3), the end part of a telescopic rod of the second telescopic oil cylinder (6) is connected with the lower end of the movable fence (1), the telescopic rod of the second telescopic oil cylinder (6) drives the movable fence (1) to slide between the upper rod body (2) and the lower rod body (3), and the second telescopic oil cylinder (6) and the pulleys (5) form the second driving mechanism.
4. The protection device for the tail of the scraper conveyor is characterized in that the supporting mechanism comprises an upright post (7) and a guardrail fixing base (8), one end of the connecting rod (4) close to the supporting mechanism is provided with an upper shaft pin (9) and a lower shaft pin (10) at intervals up and down, the upright post (7) and the upper end of the guardrail fixing base (8) are respectively provided with an upper connecting piece (11) and a lower connecting piece (12), and the upper connecting piece (11) and the lower connecting piece (12) are respectively in rotating connection with the upper shaft pin (9) and the lower shaft pin (10).
5. The protecting device for the tail of the scraper conveyor as claimed in claim 4, wherein the first driving mechanism comprises a first telescopic cylinder (13) and a cylinder fixing base (14), the first telescopic cylinder (13) is arranged at the upper end of the cylinder fixing base (14), the end part of the cylinder body is rotatably connected with the upper end of the cylinder fixing base (14), and the telescopic rod of the first telescopic cylinder (13) is horizontally arranged and rotatably connected with the middle part of the connecting rod (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020009879.7U CN212892221U (en) | 2020-01-03 | 2020-01-03 | Protective device for tail of scraper conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020009879.7U CN212892221U (en) | 2020-01-03 | 2020-01-03 | Protective device for tail of scraper conveyor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212892221U true CN212892221U (en) | 2021-04-06 |
Family
ID=75227427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020009879.7U Expired - Fee Related CN212892221U (en) | 2020-01-03 | 2020-01-03 | Protective device for tail of scraper conveyor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212892221U (en) |
-
2020
- 2020-01-03 CN CN202020009879.7U patent/CN212892221U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210406 Termination date: 20220103 |