CN216269275U - Built-in cylinder car stop device - Google Patents
Built-in cylinder car stop device Download PDFInfo
- Publication number
- CN216269275U CN216269275U CN202122296307.9U CN202122296307U CN216269275U CN 216269275 U CN216269275 U CN 216269275U CN 202122296307 U CN202122296307 U CN 202122296307U CN 216269275 U CN216269275 U CN 216269275U
- Authority
- CN
- China
- Prior art keywords
- upright post
- cylinder
- left upright
- car stopping
- fixed pulley
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a vehicle blocking device with a built-in cylinder, belongs to the field of coal mining, and aims to reduce the loss of safety accidents and improve the safety. Comprises a left upright post, a right upright post and a car stopping railing; the left upright post is of a hollow cylinder structure, and an air cylinder is arranged in the inner cavity of the left upright post; a Y-shaped joint is sleeved at the end of a piston rod of the cylinder, and a movable pulley is arranged on the Y-shaped joint; the top of the left upright post is provided with a fixed pulley I and a fixed pulley II; a fixed pulley III is arranged in the middle of the car stopping railing; one end of the steel wire rope is fixed on the connecting pin shaft, and the other end of the steel wire rope winds the movable pulley through the first fixed pulley and then winds the movable pulley to the second fixed pulley and then penetrates through the left upright post to be fixedly connected with the third fixed pulley. According to the utility model, the pneumatic control on/off of the car stopping handrail is realized through the air cylinder, unmanned operation at the car stopping handrail is realized, and the safety is higher. The cylinder is arranged in the inner cavity of the left upright post, so that the cylinder is protected, the cylinder is prevented from additionally occupying the roadway space, and the structure of the built-in cylinder car stopping device is more compact.
Description
Technical Field
The utility model belongs to the field of coal mining, and particularly relates to a vehicle blocking device with a built-in cylinder.
Background
The underground auxiliary transportation of the coal mine mainly adopts rail transportation, and the rail transportation of an inclined roadway is an important part of the auxiliary transportation, so that the working range is wide, the number of involved personnel is large, and the battleline is long. In the current coal mine production, inclined roadway rail transportation accidents occupy a large proportion. In the inclined drift tandem lifting, car running accidents often occur due to illegal operation of a winch driver, imperfect connection devices of a trailer and a mine car, broken ropes of steel wire ropes, unhooking and the like of a signal grappler and the like. Once the car is run, equipment can be damaged, normal transportation of an inclined roadway can be interrupted, serious economic loss can be caused, even casualties can be caused, and the safety production of a mine can be seriously influenced.
The regulation of coal mine safety regulations: when the train is used for lifting in an inclined shaft, a sports car protection device capable of preventing a broken rope and a unhooked vehicle in operation must be installed. When the inclined drift winch is lifted, in order to ensure that a mine car pulled by the winch can safely and reliably operate, a car stopping device is arranged at a reasonable position of the inclined drift to be used as a sports car protection device to improve the safe operation, so that the sports car is prevented from causing major personal accidents and property loss. The car stopping device of former use needs the manual work to open or close the car stopping railing, and the manual work is opened the car stopping railing when the vehicle reachs this section, and workman's safety can not get the guarantee, and wastes time and energy.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a vehicle stopping device with a built-in cylinder, which avoids manual opening of a vehicle stopping railing, reduces the loss of safety accidents and improves the safety.
The technical scheme adopted by the utility model is as follows: the built-in cylinder car stopping device comprises a left upright post, a right upright post and a car stopping railing positioned between the left upright post and the right upright post, wherein one end of the car stopping railing is a connecting end hinged with the left upright post, and the other end of the car stopping railing is a free end transversely extending to the right upright post; the left upright post is of a hollow cylinder structure which is communicated along the axial direction of the left upright post; an air cylinder is arranged in the inner cavity of the left upright post; a piston rod of the air cylinder extends upwards, a Y-shaped joint is sleeved at the end of the piston rod, and a movable pulley is arranged on the Y-shaped joint through a connecting pin shaft; a connecting shaft is mounted at the top of the left upright post, and a fixed pulley I and a fixed pulley II are sleeved on the connecting shaft; a fixed pulley III is arranged in the middle of the car stopping railing; one end of the steel wire rope is fixed on the connecting pin shaft, and the other end of the steel wire rope winds the movable pulley through the first fixed pulley and then winds the movable pulley to the second fixed pulley and then penetrates through the left upright post to be fixedly connected with the third fixed pulley.
Furthermore, a long hole for allowing the steel wire rope to pass through is formed in the side wall of the left upright post.
Furthermore, a sealing cover which is detachably connected with the top opening of the left upright post is arranged at the top of the left upright post.
Furthermore, the bottom ends of the left upright post and the right upright post are fixedly connected with a base anchored on the roadway bottom plate; a connecting seat is arranged between the cylinder body of the air cylinder and the base; the cylinder body of the cylinder is connected with the connecting seat through a connecting bolt, and the connecting seat is connected with the base through a connecting bolt.
Furthermore, an operation window is arranged at the position, corresponding to the air cylinder, of the left upright post.
Furthermore, one side of the right upright post, which is provided with the car stopping railing, is provided with a supporting seat for supporting and lifting the free end of the car stopping railing.
The device further comprises an air source for supplying air to the air cylinder, wherein the air source is connected to a compressed air supply pipeline; the stop valve is arranged on the compressed air supply pipeline, the air pump pipe led out from the stop valve is connected to an operation panel arranged in the shelter cave, the filter is arranged on the operation panel and is connected to the three-position four-way reversing valve, and the inlet and the outlet of the air cylinder are respectively connected with the three-position four-way reversing valve through pipelines.
The utility model has the beneficial effects that: according to the utility model, the pneumatic control of opening and closing of the stop railing is realized through the arrangement of the air cylinder, unmanned operation at the stop railing is realized, the safety is higher, and the life safety is ensured. Through left stand cavity tube structure setting, set up the cylinder in the inner chamber of left stand, be used for connecting the cylinder and keep off the car railing through wire rope, not only make left stand play the guard action to the cylinder, still avoided the cylinder additionally to occupy the tunnel space, make built-in cylinder keep off the structure of car device compacter, the outward appearance is more succinct, and it is more convenient to install and use.
Drawings
FIG. 1 is a front view of the present invention with the car stop rail closed;
FIG. 2 is a top view of the present invention;
FIG. 3 is a left side view of the present invention;
FIG. 4 is a schematic diagram of the operation of the cylinder;
fig. 5 is a front view of the car stop rail of the present invention in an open state.
In the figure, a left upright post 1, a long hole 1A, a right upright post 2, a car stopping railing 3, an air cylinder 4, a Y-shaped joint 5, a connecting pin shaft 6, a connecting shaft 7, a fixed pulley I8, a fixed pulley II 9, a fixed pulley III 10, a sealing cover 11, a base 12, a connecting seat 13, a supporting seat 14, a filter 15, a three-position four-way reversing valve 16, a movable pulley 17 and a steel wire rope 18.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
the built-in cylinder car stopping device comprises a left upright post 1, a right upright post 2 and a car stopping rail 3 positioned between the left upright post 1 and the right upright post 2, as shown in fig. 1, fig. 2 and fig. 3 or fig. 1, fig. 2 and fig. 5, wherein one end of the car stopping rail 3 is a connecting end hinged with the left upright post 1, and the other end of the car stopping rail is a free end transversely extending to the right upright post 2; the left upright post 1 is a hollow cylinder structure which is communicated along the axial direction of the left upright post; the inner cavity of the left upright post 1 is provided with a cylinder 4; a piston rod of the air cylinder 4 extends upwards, a Y-shaped joint 5 is sleeved at the end of the piston rod, and a movable pulley 17 is arranged on the Y-shaped joint 5 through a connecting pin shaft 6; a connecting shaft 7 is installed at the top of the left upright post 1, and a fixed pulley I8 and a fixed pulley II 9 are sleeved on the connecting shaft 7; a fixed pulley III 10 is arranged in the middle of the car stopping railing 3; one end of a steel wire rope 18 is fixed on the connecting pin shaft 6, and the other end of the steel wire rope is wound around the movable pulley 17 through the first fixed pulley 8, then wound to the second fixed pulley 9, and then penetrates through the left upright post 1 to be fixedly connected with the third fixed pulley 10.
The built-in cylinder car stopping device disclosed by the utility model is characterized in that a left upright post 1, a right upright post 2 and a car stopping handrail 3 are arranged according to the section size of a roadway, the connecting end of the car stopping handrail 3 is hinged with the left upright post 1 through a rotating pin shaft, and the free end transversely extends to the right upright post 2, so that the car stopping handrail 3 can rotate along the left upright post 1 along with the rotating pin shaft, and the opening and closing of the car stopping handrail 3 are realized. Through the setting of cylinder 4, realize opening and close of pneumatic control car stopping handrail 3, realize 3 unmanned work of department of car stopping handrail, the security is higher, has ensured life safety. Through the setting of the hollow barrel structure of the left stand column 1, the cylinder 4 is arranged in the inner cavity of the left stand column 1, so that the left stand column 1 plays a role in protecting the cylinder 4, the cylinder 4 is prevented from additionally occupying a roadway space, the structure of the built-in cylinder car stopping device is more compact, the appearance is more concise, and the installation and the use are more convenient. The steel wire rope 18 is used for connecting the cylinder 4 and the car stopping handrail 3 to realize force transmission. Wherein, the axes of the fixed pulley I8, the fixed pulley II 9, the fixed pulley III 10 and the movable pulley 17 after installation are mutually parallel. The provision of the Y-joint 5 serves to mount the movable pulley 17 to the end of the piston rod of the cylinder 4 such that the movable pulley 17 moves axially along the cylinder 4 in accordance with the piston rod of the cylinder 4. In order to facilitate disassembly and assembly, the Y-shaped joint 5 is connected with the end of a piston rod of the air cylinder 4 through the connecting pin shaft 6, the movable pulley 17 is erected at the head of the Y-shaped joint 5, one end of the steel wire rope 18 is fixedly connected with the connecting pin shaft 6 in order to fix the steel wire rope 18 and avoid interference between the steel wire rope 18 and the movable pulley 17, and the other end of the steel wire rope is sequentially wound around the first fixed pulley 8, the movable pulley 17 and the second fixed pulley 9, then drawn to the third fixed pulley 10 and wound on the third fixed pulley 10. When the car stopping railing 3 is closed, the piston rods in the cylinders 4 in the left stand column 1 are all extended, the piston rods in the cylinders 4 are gradually retracted by operating the pneumatic valves, the car stopping railing 3 rotates and is gradually opened, the car can be opened completely without influencing the car, and a positioning pin is welded at the position on the left stand column 1 to limit the rotating position of the car stopping railing 3; the pneumatic valve is operated to control the piston rod of the air cylinder 4 to gradually extend out, and the wire rope 18 pulls the car stopping handrail 3 falling due to gravity until the car stopping handrail is completely closed.
In order to allow the wire rope 18 to pass smoothly, a long hole 1A for allowing the wire rope 18 to pass therethrough is provided in the side wall of the left pillar 1. The steel wire rope 18 passes through the elongated hole 1A and then extends to the fixed pulley III 10 of the car stopping railing 3 to be fixed with the fixed pulley III 10.
In order to prevent dust or water from entering the inner cavity of the left upright post 1 and damaging the air cylinder 4, a sealing cover 11 for sealing the top opening of the left upright post 1 is detachably connected to the top of the left upright post 1.
In order to realize the stable connection of the left upright post 1 and the right upright post 2, the bottom ends of the left upright post 1 and the right upright post 2 are fixedly connected with a base 12 anchored on a roadway bottom plate. The left upright post 1 and the right upright post 2 are respectively arranged on two sides of an inclined roadway transportation rail and are away from the edge of the transportation rail without influencing the position of a travelling crane, and the base 12 is fixed on a roadway bottom plate through an earth anchor. In order to realize the stable installation of the air cylinder 4, a connecting seat 13 is arranged between the cylinder body of the air cylinder 4 and the base 12; the cylinder body of the cylinder 4 is connected with the connecting seat 13 through a connecting bolt, and the connecting seat 13 is connected with the base 12 through a connecting bolt. The connecting base 13 includes an upper flange, a lower flange, and a support column between the upper flange and the lower flange. The upper flange plate and the cylinder body of the cylinder 4 are combined together through a connecting bolt, and the lower flange plate and the base 12 are combined together through a connecting bolt.
In order to facilitate the disassembly and assembly of the cylinder 4, an operation window is arranged at the corresponding position of the left upright post 1 and the cylinder 4.
In order to lift the free end of the barrier rail 3 when the barrier rail 3 is completely closed, it is preferable that a support base 14 for lifting the free end of the barrier rail 3 is provided on the side of the right pillar 2 where the barrier rail 3 is provided. When the car stopping handrail 3 is completely closed, the free end of the car stopping handrail 3 is located on the supporting seat 14, so that the connecting end and the free end of the car stopping handrail 3 are both supported.
A special air supply source can be set to supply air to the air cylinder 4, but in order to reasonably utilize the existing facilities of the roadway and save cost, the air supply source is preferably, as shown in fig. 4, composed of an air source for supplying air to the air cylinder 4, and the air source is connected to a compressed air supply pipeline; a stop valve is arranged on the compressed air supply pipeline, an air pump pipe led out from the stop valve is connected to an operation panel arranged in the shelter cave, a filter 15 is arranged on the operation panel, the filter 15 is connected into a three-position four-way reversing valve 16, and an inlet and an outlet of the air cylinder 4 are respectively connected with the three-position four-way reversing valve 16 through pipelines. Along with the continuous perfection of a coal mine system, the compressed air supply pipeline is distributed over an underground large roadway and a mining operation site, air is supplied through the compressed air supply pipeline, existing facilities of the roadway are reasonably utilized, construction and control are more convenient, and cost is lower. With the structure, a signal operator operates the three-position four-way reversing valve 16 in the shelter, so that the car stopping handrail 3 can be remotely controlled to be opened and closed. The car stopping handrail 3 is in a normally closed state, the three-position four-way reversing valve 16 is operated to the cylinder retracting position, the piston rod of the air cylinder 4 retracts, and the car stopping handrail 3 is gradually opened from the closed state; operating the three-position four-way reversing valve 16 to the cylinder extending position, extending the piston rod of the cylinder 4, and gradually closing the car stopping handrail 3 from the opening state; the three-position four-way reversing valve 16 is in the middle position, no gas enters the cylinder 4, and the cylinder 4 does not act.
Claims (7)
1. The built-in cylinder car stopping device comprises a left upright post (1), a right upright post (2) and a car stopping railing (3) positioned between the left upright post (1) and the right upright post (2), wherein one end of the car stopping railing (3) is a connecting end hinged with the left upright post (1), and the other end of the car stopping railing is a free end transversely extending to the right upright post (2); the method is characterized in that: the left upright post (1) is of a hollow cylinder structure which is communicated along the axial direction of the left upright post; an air cylinder (4) is arranged in the inner cavity of the left upright post (1); a piston rod of the air cylinder (4) extends upwards, a Y-shaped joint (5) is sleeved at the end of the piston rod, and a movable pulley (17) is installed on the Y-shaped joint (5) through a connecting pin shaft (6); a connecting shaft (7) is installed at the top of the left upright post (1), and a fixed pulley I (8) and a fixed pulley II (9) are sleeved on the connecting shaft (7); a third fixed pulley (10) is arranged in the middle of the car stopping railing (3); one end of a steel wire rope (18) is fixed on the connecting pin shaft (6), and the other end of the steel wire rope winds the movable pulley (17) through the fixed pulley I (8), then winds the movable pulley II (9), and then penetrates through the left upright post (1) to be fixedly connected with the fixed pulley III (10).
2. The built-in cylinder stop device according to claim 1, wherein: the side wall of the left upright post (1) is provided with a long hole (1A) for the steel wire rope (18) to pass through.
3. The built-in cylinder stop device according to claim 1 or 2, wherein: the top of the left upright post (1) is provided with a sealing cover (11) which is detachably connected with the top opening of the left upright post (1).
4. The built-in cylinder stop device according to claim 1 or 2, wherein: the bottom ends of the left upright post (1) and the right upright post (2) are fixedly connected with a base (12) anchored on a roadway bottom plate; a connecting seat (13) is arranged between the cylinder body of the cylinder (4) and the base (12); the cylinder body of the cylinder (4) is connected with the connecting seat (13) through a connecting bolt, and the connecting seat (13) is connected with the base (12) through a connecting bolt.
5. The built-in cylinder stop device according to claim 4, wherein: an operation window is arranged at the position, corresponding to the air cylinder (4), of the left upright post (1).
6. The built-in cylinder stop device according to claim 1 or 2, wherein: one side of the right upright post (2) provided with the car stopping railing (3) is provided with a supporting seat (14) for supporting and lifting the free end of the car stopping railing (3).
7. The built-in cylinder stop device according to claim 6, wherein: the device comprises an air source for supplying air to an air cylinder (4), wherein the air source is connected to a compressed air supply pipeline; a stop valve is arranged on the compressed air supply pipeline, an air pump pipe led out from the stop valve is connected to an operation panel arranged in the shelter cave, a filter (15) is arranged on the operation panel, the filter (15) is connected into a three-position four-way reversing valve (16), and an inlet and an outlet of the air cylinder (4) are respectively connected with the three-position four-way reversing valve (16) through pipelines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122296307.9U CN216269275U (en) | 2021-09-22 | 2021-09-22 | Built-in cylinder car stop device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122296307.9U CN216269275U (en) | 2021-09-22 | 2021-09-22 | Built-in cylinder car stop device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216269275U true CN216269275U (en) | 2022-04-12 |
Family
ID=81065053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122296307.9U Active CN216269275U (en) | 2021-09-22 | 2021-09-22 | Built-in cylinder car stop device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216269275U (en) |
-
2021
- 2021-09-22 CN CN202122296307.9U patent/CN216269275U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216269275U (en) | Built-in cylinder car stop device | |
| CN112227948A (en) | Small single-arm drill carriage for coal mine | |
| CN204024469U (en) | The all-hydraulic anchor shaft anchor cable drill carriage of six arms that a kind of supporting continuous miner uses | |
| CN112477914A (en) | Roadster protection device and method for mixed transportation roadway | |
| CN220243239U (en) | Car stopping device | |
| CN201245159Y (en) | Inclined drift vehicle block fence pneumatic means | |
| CN204152428U (en) | A kind of narrow fuselage four arm anchor shaft anchor cable drill carriage | |
| CN109736890B (en) | Convenient current underground water-proof gate device | |
| CN211287732U (en) | Novel multifunctional support frame for tunnel construction | |
| CN113958350A (en) | Double dynamical hydraulic pressure stock drill carriage | |
| CN210714775U (en) | Temporary quick airtight supporting device for underground cataclysm area | |
| CN204040898U (en) | The all-hydraulic anchor shaft anchor cable drill carriage of eight arms that a kind of supporting continuous miner uses | |
| CN209758284U (en) | Driving tensioning trolley with openable ceiling | |
| CN111287784A (en) | Monorail crane air door linkage car arrester | |
| CN203570356U (en) | Vehicle passing tunnel air tight door | |
| CN219709055U (en) | Large mining height hydraulic support maintenance platform for coal face | |
| CN115056817A (en) | Large-inclination-angle well lane pneumatic door type vehicle blocking device and using method thereof | |
| CN217972224U (en) | Hoisting steel wire rope swinging connection guiding device for reverse bridge dismantling of bridge girder erection machine | |
| CN218879236U (en) | Safety protection type driver's control room platform | |
| CN213743235U (en) | Small single-arm drill carriage for coal mine | |
| WO2023130568A1 (en) | Pressurizing structure for drilling rig and drilling rig | |
| CN105253759B (en) | A kind of automatic shutter and its using method and application | |
| CN217297217U (en) | Telescopic vertical shaft safety maintenance platform | |
| CN217028920U (en) | Onboard support platform system for development machine | |
| CN214886845U (en) | Pneumatic centrifugal rotor bottom plate anchor rod and anchor cable drilling machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |