CN215436440U - Underground linkage vehicle stopping fence - Google Patents
Underground linkage vehicle stopping fence Download PDFInfo
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- CN215436440U CN215436440U CN202121076858.8U CN202121076858U CN215436440U CN 215436440 U CN215436440 U CN 215436440U CN 202121076858 U CN202121076858 U CN 202121076858U CN 215436440 U CN215436440 U CN 215436440U
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- car
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Abstract
The utility model discloses an underground linkage stop fence, which relates to the technical field of transportation safety facilities in an inclined roadway of a coal mine and comprises a first stop fence and a second stop fence, wherein the first stop fence and the second stop fence are arranged in the inclined roadway at intervals along the length direction of the inclined roadway, the first stop fence is a normally closed stop fence, the second stop fence is a normally open stop fence, when the underground linkage stop fence is positioned at a first station, the first stop fence is closed, the second stop fence is opened, and when the underground linkage stop fence is positioned at a second station, the first stop fence is opened, and the second stop fence is closed. When the car stopping device is used, the first car stopping fence can be arranged on one side, close to the upper-portion flat car yard, of the second car stopping fence, the first car stopping fence is a normally closed car stopping fence, the second car stopping fence is a normally open car stopping fence, at least one car stopping fence is closed, even if the normally closed car stopper fails, the first car stopping fence is opened, the closed second car stopping fence can still prevent a car from sliding downwards in an inclined roadway, and car sliding accidents are avoided.
Description
Technical Field
The utility model relates to the technical field of transportation safety facilities in a coal mine inclined roadway, in particular to an underground linkage stop fence.
Background
According to the coal mine safety regulation, when the tandem lift is used in an inclined shaft roadway, the following relevant regulations are required to be observed: installing a car arrester which can prevent the unconnected cars from sliding into an inclined roadway at the position of the upper flat yard close to the slope changing point; and a car stopping fence which can prevent the unconnected vehicles from continuously running down is arranged at a place slightly longer than the length of a train below the slope changing point. In the process of vehicle release, the normally closed vehicle arrester is opened firstly, and then the inclined roadway vehicle stopping fence is opened, so that the vehicle release process is completed. However, in the process of putting down the vehicle, due to comprehensive factors such as severe underground environment, inadequate daily maintenance of equipment, low technical level of operators and the like, the normally closed vehicle arrester is often caused to malfunction and not to automatically reset, so that the vehicle which is not strung enters an inclined roadway when the hook is picked up, and if the vehicle stopping fence is not in a closed state, the vehicle which is not strung continues to run downwards, so that a transportation accident is caused.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides an underground linkage car stopping fence to solve the problem that when a normally-closed car stopper fails, if the car stopping fence is not in a closed state, a car slides down in an inclined roadway to cause a car sliding accident.
In order to achieve the above purpose, the utility model provides the following technical scheme:
the utility model provides a linkage car stopping fence in pit, includes first car stopping fence and second car stopping fence, and first car stopping fence and second car stopping fence set up in the inclined drifts along the length direction interval of inclined drifts, and first car stopping fence is normal close formula car stopping fence, and the second car stopping fence is normal open type car stopping fence, and when linkage car stopping fence in the pit was located first station, first car stopping fence closed, and the second car stopping fence was opened, and when linkage car stopping fence was located the second station in the pit, first car stopping fence opened, and the second car stopping fence closed.
Further, the underground linkage car stopping fence further comprises a first fixed pulley and a first pull wire, the first fixed pulley is arranged on the top wall of the inclined roadway, the car stopping fence comprises a stand column and a cross bar, the cross bar is arranged on the stand column in a sliding mode, one end of the first pull wire is connected with the cross bar of the first car stopping fence, and the other end of the first pull wire is wound on the cross bar which is arranged behind the first fixed pulley and connected with the second car stopping fence.
Furthermore, the underground linkage stop fence further comprises two first fixed pulleys, and the first fixed pulleys are arranged above the first stop fence and the second stop fence.
Further, the distance between the first train stopping fence and the second train stopping fence is greater than the total length of n trains and less than the total length of n +1 trains.
Furthermore, the underground linkage stop fence further comprises a bucket, a second pull wire, a second fixed pulley and a third fixed pulley, wherein the third fixed pulley and the first fixed pulley are coaxially arranged, one end of the second pull wire is connected with the bucket, the second pull wire is wound on the second fixed pulley and the third fixed pulley, and the other end of the second pull wire is connected with a crosspiece of the first stop fence.
Furthermore, the underground linkage vehicle stopping fence further comprises a bucket, a second pull wire and a second fixed pulley, one end of the second pull wire is connected with the bucket, the second pull wire is wound on the first fixed pulley arranged above the second fixed pulley and the second vehicle stopping fence, and the other end of the second pull wire is connected with a crosspiece of the second vehicle stopping fence.
The utility model has the following advantages: when the underground linkage vehicle stopping fence is positioned at the second station, the first vehicle stopping fence is closed, the second vehicle stopping fence is opened, when the underground linkage vehicle stopping fence is positioned at the second station, the first vehicle stopping fence is opened, the second vehicle stopping fence is closed, at least one vehicle stopping fence is closed, even if the normally closed vehicle stopper fails, the closed second vehicle stopping fence still can prevent a vehicle from sliding downwards in an inclined roadway to avoid vehicle sliding accidents.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so that those skilled in the art can understand and read the present invention, and do not limit the conditions for implementing the present invention, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the functions and purposes of the present invention, should still fall within the scope covered by the contents disclosed in the present invention.
Fig. 1 is a schematic structural diagram of a bucket of an underground linkage stop fence according to an embodiment of the present invention when the bucket is connected to a second stop fence;
fig. 2 is a schematic structural diagram of a bucket of a downhole linkage retaining fence according to an embodiment of the present invention when the bucket is connected to a first retaining fence.
In the figure: 1-a first barrier; 2-a second barrier; 3-a track; 4-a first fixed pulley; 5-a first pull wire; 6-upright post; 7-a rail; 8-lifting a bucket; 9-a second fixed pulley; 10-a second pull line; 11-third fixed pulley.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the utility model will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the utility model and that it is not intended to limit the utility model to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for clarity of description, and are not intended to limit the scope of the present invention, and changes or modifications in the relative relationship may be made without substantial changes in the technical content.
As shown in fig. 1, a specific embodiment of the present invention provides an underground linkage stop fence, which includes a first stop fence 1 and a second stop fence 2, where the first stop fence 1 and the second stop fence 2 are disposed on a track 3 in an inclined roadway at intervals along a length direction of the inclined roadway, the first stop fence 1 is a normally closed gate stop fence, the second stop fence 2 is a normally open gate stop fence, when the underground linkage stop fence is located at a first station, the first stop fence 1 is closed, the second stop fence 2 is open, and when the underground linkage stop fence is located at a second station, the first stop fence 1 is open, and the second stop fence 2 is closed.
When the underground linkage vehicle stopping fence is positioned at a second station, the first vehicle stopping fence 1 is closed, the second vehicle stopping fence 2 is opened, when the underground linkage vehicle stopping fence is positioned at the second station, the first vehicle stopping fence 1 is opened, the second vehicle stopping fence 2 is closed, at least one vehicle stopping fence is closed, even if the normally closed vehicle stopper fails, and the first vehicle stopping fence 1 is opened, the closed second vehicle stopping fence 2 can still prevent vehicles from sliding downwards in an inclined roadway, so that vehicle sliding accidents are avoided. If the second barrier 2 is disposed on the side of the first barrier 1 close to the upper flat yard, the technical effect of preventing the vehicle from sliding down in the inclined roadway can be achieved, which will not be described in detail herein.
In the scheme, the normally closed car arrester is installed at the position, about 1 meter away from a slope changing point, of an upper flat car yard of an inclined roadway, the first car stopping fence 1 is installed at the position of the slope changing point of the upper flat car yard, and the second car stopping fence 2 is installed below the first car stopping fence 1. The first car stopping fence 1 is used as a backup protection of the normally closed car arrester, safety and reliability are high, car sliding accidents caused by failure and failure in time of resetting of the normally closed car arrester device can be avoided, and unsafe factors are eliminated. Meanwhile, at least one car stopping fence is closed, so that the inclined roadway car stopping facilities are always in a closed state, accidents caused by human errors are avoided, the reliability of safe transportation facilities is enhanced, and the inclined roadway car stopping system has certain popularization and application values in coal mine inclined roadway transportation.
In an optional embodiment, the downhole linkage stop fence further comprises a first fixed pulley 4 and a first pull wire 5, the first fixed pulley 4 is arranged on the top wall of the inclined roadway, the stop fence comprises a stand column 6 and a crosspiece 7, the crosspiece 7 is slidably arranged on the stand column 6, one end of the first pull wire 5 is connected with the crosspiece 7 of the first stop fence 1, and the other end of the first pull wire 5 is wound and arranged behind the first fixed pulley 4 and connected with the crosspiece 7 of the second stop fence 2. Due to the fact that the transverse bars 7 of the two car stopping fences are linked through the first pull wire 5 and the first fixed pulley 4, when the transverse bar 7 of one car stopping fence slides and rises to be opened, the transverse bar 7 of the other car stopping fence slides and falls to be closed. The pulley guide linkage structure has the advantages of reasonable design, simple structure, easy processing, easy realization, easy maintenance, convenient operation, self processing by waste recycled materials, saving resources and practicality.
In an optional embodiment, the downhole linkage stop fence further comprises two first fixed pulleys 4, one first fixed pulley 4 is arranged above each of the first stop fence 1 and the second stop fence 2, and the first pull wire 5 is wound around the two first fixed pulleys 4. The two ends of the first pull wire 5 are perpendicular to the horizontal plane, so that the first pull wire 5 vertically pulls the crosspiece 7 upwards, the stress of the first pull wire 5 is reduced, the sliding resistance of the crosspiece 7 is reduced, and the station switching is smoother.
In an alternative embodiment, the distance between the first and second barriers 1 and 2 is greater than the total length of n trains and less than the total length of n +1 trains. When the number of the trains connected in series exceeds the specified number n of the trains, the total length of the trains exceeds the distance between the barriers, when the first barrier 1 is opened and the second barrier 2 is closed, the first barrier 1 is blocked by the trains and cannot be closed, so that the second barrier 2 cannot be opened, the operation of lowering the trains cannot be completed, and the condition of over-hanging the trains is avoided.
In an alternative embodiment, as shown in fig. 2, the first pulling wire 5 and the second pulling wire 10 are steel wire ropes, the downhole linkage car stopping fence further includes a bucket 8, a second pulling wire 10, a second fixed pulley 9 and a third fixed pulley 11, the third fixed pulley 11 and the first fixed pulley 4 are coaxially arranged, one end of the second pulling wire 10 is connected with the bucket 8, the second pulling wire 10 is wound around the second fixed pulley 9 and the third fixed pulley 11, and the other end of the second pulling wire 10 is connected with the crosspiece 7 of the first car stopping fence 1. The well bucket 8 plays the effect of counter weight, and the weight of well bucket 8 slightly is less than first car stopping fence 1, makes second car stopping fence 2 be in normally open state, and first car stopping fence 1 is in normally closed state to can not be very hard when drop-down well bucket 8. Because well-bucket 8 and the crosspiece 7 linkage of first car stopping fence 1, the workman upwards promotes well-bucket 8, makes the linkage car stopping fence in the pit be located first station, and the crosspiece 7 whereabouts of first car stopping fence 1, first car stopping fence 1 closes, and the crosspiece 7 of second car stopping fence 2 rises simultaneously, and second car stopping fence 2 opens, and the workman can also drop down well-bucket 8, makes the linkage car stopping fence in the pit be located the second station, and the crosspiece 7 of first car stopping fence 1 rises, and first car stopping fence 1 opens, and the crosspiece 7 whereabouts of second car stopping fence 2 simultaneously, and second car stopping fence 2 closes. The worker changes the working position of the underground linkage car stopping fence by operating the bucket 8, and the underground linkage car stopping fence has a simple structure and is convenient to operate.
In an alternative embodiment, as shown in fig. 1, the first pulling wire 5 and the second pulling wire 10 are steel wire ropes, the downhole linkage stop fence further includes a bucket 8, a second pulling wire 10 and a second fixed pulley 9, one end of the second pulling wire 10 is connected to the bucket 8, the second pulling wire 10 is wound around the first fixed pulley 4 disposed above the second fixed pulley 9 and the second stop fence 2, and the other end of the second pulling wire 10 is connected to the crosspiece 7 of the second stop fence 2. The well bucket 8 plays the effect of counter weight, and the weight of well bucket 8 slightly is greater than second fender rail 2, makes second fender rail 2 be in normally open state, and first fender rail 1 is in normally closed state to also can not be very hard when promoting well bucket 8. Because the well-bucket 8 is linked with the transverse baffle 7 of the second car stopping fence 2, a worker upwards lifts the well-bucket 8 to enable the underground linkage car stopping fence to be located at the second station, the transverse baffle 7 of the first car stopping fence 1 rises, the first car stopping fence 1 is opened, meanwhile, the transverse baffle 7 of the second car stopping fence 2 falls, the second car stopping fence 2 is closed, the worker can also pull down the well-bucket 8 to enable the underground linkage car stopping fence to be located at the first station, the transverse baffle 7 of the first car stopping fence 1 falls, the first car stopping fence 1 is closed, meanwhile, the transverse baffle 7 of the second car stopping fence 2 rises, and the second car stopping fence 2 is opened. The operation mode is various, can change the operation mode according to service environment, strong adaptability.
In the scheme, the second fixed pulley 9 and the bucket 8 are installed in the winch chamber, so that the operation of workers is facilitated.
Although the utility model has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the utility model. Accordingly, such modifications and improvements are intended to be within the scope of the utility model as claimed.
Claims (3)
1. The utility model provides a linkage car stopping fence in pit which characterized in that: the underground linkage vehicle-stopping fence comprises a first vehicle-stopping fence (1) and a second vehicle-stopping fence (2), wherein the first vehicle-stopping fence (1) and the second vehicle-stopping fence (2) are arranged in an inclined roadway at intervals along the length direction of the inclined roadway, the first vehicle-stopping fence (1) is a normally closed vehicle-stopping fence, the second vehicle-stopping fence (2) is a normally open vehicle-stopping fence, when the underground linkage vehicle-stopping fence is positioned at a first station, the first vehicle-stopping fence (1) is closed, the second vehicle-stopping fence (2) is opened, when the underground linkage vehicle-stopping fence is positioned at a second station, the first vehicle-stopping fence (1) is opened, the second vehicle-stopping fence (2) is closed, the underground linkage vehicle-stopping fence further comprises two first fixed pulleys (4), a first pull wire (5), a bucket (8), a second pull wire (10), a second fixed pulley (9) and a third fixed pulley (11), the first fixed pulley (4) is arranged on the top wall of the inclined roadway, the first fixed pulley (4) is arranged above the first car stopping fence (1) and the second car stopping fence (2), the car stopping fence comprises a vertical column (6) and a transverse bar (7), the crosspiece (7) is arranged on the upright post (6) in a sliding manner, one end of the first pull wire (5) is connected with the crosspiece (7) of the first car stopping fence (1), the other end of the first pull wire (5) is wound on the first fixed pulley (4) and then connected with the transverse bar (7) of the second stop fence (2), the third fixed pulley (11) and the first fixed pulley (4) are coaxially arranged, one end of the second pull wire (10) is connected with the bucket (8), the second pull wire (10) is wound on the second fixed pulley (9) and the third fixed pulley (11), the other end of the second pull wire (10) is connected to the crosspiece (7) of the first car stopping fence (1).
2. The downhole linkage arrester of claim 1, wherein: the distance between the first train stopping fence (1) and the second train stopping fence (2) is greater than the total length of n trains and less than the total length of n +1 trains.
3. The downhole linkage arrester of claim 1, wherein: the underground linkage car stopping fence further comprises a bucket (8), a second pull wire (10) and a second fixed pulley (9), one end of the second pull wire (10) is connected with the bucket (8), the second pull wire (10) is wound on the second fixed pulley (9) and the first fixed pulley (4) above the second car stopping fence (2), and the other end of the second pull wire (10) is connected with the transverse baffle (7) of the second car stopping fence (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121076858.8U CN215436440U (en) | 2021-05-19 | 2021-05-19 | Underground linkage vehicle stopping fence |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121076858.8U CN215436440U (en) | 2021-05-19 | 2021-05-19 | Underground linkage vehicle stopping fence |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215436440U true CN215436440U (en) | 2022-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121076858.8U Active CN215436440U (en) | 2021-05-19 | 2021-05-19 | Underground linkage vehicle stopping fence |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215436440U (en) |
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2021
- 2021-05-19 CN CN202121076858.8U patent/CN215436440U/en active Active
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