CN110789538A - Adjustable protection mechanism - Google Patents
Adjustable protection mechanism Download PDFInfo
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- CN110789538A CN110789538A CN201910998228.7A CN201910998228A CN110789538A CN 110789538 A CN110789538 A CN 110789538A CN 201910998228 A CN201910998228 A CN 201910998228A CN 110789538 A CN110789538 A CN 110789538A
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- protection
- screw rod
- rod
- adjustable
- movable cross
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
- B61B1/00—General arrangement of stations, platforms, or sidings; Railway networks; Rail vehicle marshalling systems
- B61B1/02—General arrangement of stations and platforms including protection devices for the passengers
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention relates to the technical field of railway safety facilities, and discloses an adjustable protection mechanism which comprises two protection cylinders, a movable cross rod and a lifting device, wherein the two protection cylinders are fixedly arranged on a station entering platform of a railway, guide holes are formed in the two protection cylinders and extend along the length of the protection cylinders, the left end and the right end of the movable cross rod are respectively connected with the two guide holes in a sliding mode, the lifting device is arranged in the protection cylinders, the lifting device comprises a driving mechanism, a screw rod and a threaded sleeve, the movable cross rod is connected with the threaded sleeve, the threaded sleeve is sleeved on the screw rod, the driving mechanism is connected with the screw rod, and the driving mechanism can drive the screw rod to rotate and drive the threaded sleeve to move up and down on the screw rod. The invention has the advantages of convenient and simple operation, high working efficiency and high safety.
Description
Technical Field
The invention relates to the technical field of railway safety facilities, in particular to an adjustable protection mechanism.
Background
Railway stations or railway stations for short, colloquially referred to as railway stations, are places for railway trains to stop and are used for carrying goods or passengers, and platforms can be roughly divided into island platforms, side platforms, bay platforms, cross-station type station rooms, special stations and sign stations.
With the development of times and science and technology, the technological progress of the protection mechanism for railway station entrance is promoted at the same time, but the defects still exist, the platform does not have the protection function when the railway station entrance is carried out at present, workers need to hold the loudspeakers for maintaining the sequence, and the phenomenon that children or people fall into the platform by mistake and are hit by a driven vehicle easily occurs, so that the problem is solved by the adjustable protection mechanism for railway station entrance.
Disclosure of Invention
The invention aims to provide an adjustable protection mechanism which is convenient and simple to operate, high in working efficiency and high in safety.
In order to solve the technical problem, the invention provides an adjustable protection mechanism which comprises two protection cylinders, a movable cross rod and a lifting device, wherein the two protection cylinders are fixedly arranged on a station entering platform of a railway, guide holes are formed in the two protection cylinders and extend along the length of the protection cylinders, the left end and the right end of the movable cross rod are respectively connected with the two guide holes in a sliding mode, the lifting device is arranged in the protection cylinders, the lifting device comprises a driving mechanism, a screw rod and a threaded sleeve, the movable cross rod is connected with the threaded sleeve, the threaded sleeve is sleeved on the screw rod, the driving mechanism is connected with the screw rod, and the driving mechanism can drive the screw rod to rotate and drive the threaded sleeve to move up and down on the screw rod.
As a preferable aspect of the present invention, the two lifting devices are provided and are respectively disposed in the two protection cylinders.
As a preferable scheme of the present invention, the driving mechanism includes a motor and a transmission assembly, the motor is connected to the screw through the transmission assembly, and the transmission assembly is a belt transmission assembly or a gear transmission assembly.
As a preferable scheme of the present invention, the belt transmission assembly includes a driving wheel, a driven wheel and a belt, the motor is disposed at a lower portion of the protective cylinder, the driving wheel is fixedly mounted at an output shaft of the motor, the driven wheel is fixedly mounted at a lower portion of the screw rod, the belt is sleeved outside the driving wheel and the driven wheel, the motor rotates the driving wheel and simultaneously drives the driven wheel to rotate, so as to drive the screw rod to rotate and drive the threaded sleeve to move up and down on the screw rod.
As a preferable scheme of the invention, the left end and the right end of the movable cross rod are respectively connected with the two threaded sleeves through dismounting devices.
As a preferable scheme of the present invention, the dismounting device includes a socket, a spring, a positioning insertion rod, and a snap fastener, the socket is inserted into the guide hole and can move up and down in the guide hole, one end of the socket is fixedly connected to the threaded sleeve, the other end of the socket is sleeved to the end of the movable cross rod, the end of the movable cross rod is provided with a mounting groove, one end of the spring is disposed in the mounting groove, the other end of the spring is connected to the positioning insertion rod, the socket is provided with a through hole through which the positioning insertion rod can pass, the snap fastener is disposed on the through hole, and the lower end of the snap fastener abuts against the positioning insertion rod.
As a preferable scheme of the invention, the upper end and the lower end of the screw rod are connected with the upper end and the lower end of the protective cylinder through shaft seats.
As a preferable scheme of the invention, a fixed cross bar is connected between the bottoms of the two protective cylinders.
According to the preferable scheme of the invention, the bottom of the movable cross bar is provided with a plurality of top connectors which are transversely and equidistantly distributed, the top of the fixed cross bar is provided with a plurality of bottom connectors corresponding to the top connectors, and a protection chain is connected between the corresponding top connectors and the corresponding bottom connectors.
In a preferred embodiment of the present invention, the driving mechanism is connected to a control device, and the control device is wirelessly connected to an external device.
Compared with the prior art, the adjustable protection mechanism has the following beneficial effects:
when the protection mechanism needs to pass through a pedestrian, the screw rod is driven to rotate by the driving mechanism and the thread sleeve is driven to move downwards on the screw rod, so that the movable cross rod moves downwards on the protection cylinder, and the pedestrian can conveniently pass through the upper part of the movable cross rod; when the protection mechanism needs to block a coming person, the driving mechanism drives the screw rod to rotate and drives the thread sleeve to move upwards on the screw rod, so that the movable cross rod moves upwards on the protection cylinder, and the coming person is blocked from passing through the protection mechanism; therefore, the movable cross rod can move up and down between the protection cylinders through the lifting device, so that the effect of facilitating the passage of pedestrians or blocking the passage of the pedestrians is achieved, the station entering platform is integrally protected, the dangerous accidents caused by the fact that the pedestrians fall under the platform are effectively avoided, manual adjustment of the cross rod or manual removal of the protection mechanism is not needed, and manpower and material resources are saved. Therefore, the invention has the advantages of convenient and simple operation, high working efficiency and high safety.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
FIG. 1 is a block diagram of an adjustable guard mechanism provided by the present invention;
fig. 2 is an enlarged schematic view of region a in fig. 1.
In the figure: 1. the protective device comprises a protective cylinder, 2, a movable cross rod, 3, a guide hole, 4, a screw rod, 5, a threaded sleeve, 6, a motor, 7, a transmission component, 71, a driving wheel, 72, a driven wheel, 73, a belt, 8, a dismounting device, 81, a socket, 82, a spring, 83, a positioning inserted rod, 84, a snap fastener, 9, a mounting groove, 10, a through hole, 11, a fixed cross rod, 12, a top connector, 13, a bottom connector, 14, a protective chain, 15, a protective cover, 16 and a shaft seat.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1, in a preferred embodiment of the present invention, an adjustable protection mechanism comprises two protection cylinders 1, a movable cross bar 2 and a lifting device, wherein the two protection cylinders 1 are fixedly arranged on an entry platform of a railway, the two protection cylinders 1 are provided with guide holes 3, the guide holes 3 extend along the length of the protective cylinder 1, the left end and the right end of the movable cross rod 2 are respectively connected with the two guide holes 3 in a sliding way, the lifting device is arranged in the protective cylinder 1 and comprises a driving mechanism, a screw rod 4 and a thread bush 5, the movable cross bar 2 is connected with the threaded sleeve 5, the threaded sleeve 5 is sleeved on the screw rod 4, the driving mechanism is connected with the screw rod 4 and can drive the screw rod 4 to rotate and drive the threaded sleeve 5 to move up and down on the screw rod 4.
When the protection mechanism needs to pass through a pedestrian, the screw rod 4 is driven to rotate by the driving mechanism and the threaded sleeve 5 is driven to move downwards on the screw rod 4, so that the movable cross rod 2 moves downwards on the protection cylinder 1, and the pedestrian can conveniently pass above the movable cross rod 2; when the protection mechanism needs to block a visitor, the driving mechanism drives the screw rod 4 to rotate and drives the threaded sleeve 5 to move upwards on the screw rod 4, so that the movable cross rod 2 moves upwards on the protection cylinder 1, and the visitor is blocked from passing through the protection mechanism; therefore, the movable cross rod 2 can move up and down between the protection cylinders 1 through the lifting device, so that the effect of facilitating the passage of pedestrians or blocking the passage of the pedestrians is achieved, the station entering platform is integrally protected, the dangerous accidents caused by the fact that the pedestrians fall under the platform are effectively avoided, manual adjustment of the cross rod or manual removal of the protection mechanism is not needed, and manpower and material resources are saved. Therefore, the invention has the advantages of convenient and simple operation, high working efficiency and high safety.
Illustratively, the lifting device is provided with two lifting devices which are respectively arranged in the two protective cylinders 1. According to the design, the two lifting devices are respectively connected with the left end and the right end of the movable cross rod 2, the movable cross rod 2 can be driven by the two lifting devices simultaneously, the stability of the movable cross rod 2 in the up-and-down moving process is improved, and therefore the safety is improved.
Illustratively, the driving mechanism includes a motor 6 and a transmission assembly 7, the motor 6 is connected with the screw rod 4 through the transmission assembly 7, the transmission assembly 7 is a belt transmission assembly or a gear transmission assembly, taking the belt transmission assembly as an example, the belt transmission assembly includes a driving wheel 71, a driven wheel 72 and a belt 73, the motor 6 is disposed at the lower portion of the protective cylinder 1, the driving wheel 71 is fixedly mounted at an output shaft of the motor 6, the driven wheel 72 is fixedly mounted at the lower portion of the screw rod 4, the belt 73 is sleeved outside the driving wheel 71 and the driven wheel 72, the motor 6 enables the driving wheel 71 to rotate and simultaneously drives the driven wheel 72 to rotate, so as to drive the screw rod 4 to rotate and drive the thread bushing 5 to move up and down on the screw rod 4.
By the design, when the protection mechanism needs to pass through a pedestrian, the motor 6 rotates the driving wheel 71, the driving wheel 71 drives the driven wheel 72 to rotate through the belt 73, the driven wheel 72 drives the screw rod 4 to rotate, and meanwhile, the screw rod 4 rotates to enable the threaded sleeve 5 to move downwards on the screw rod 4, so that the movable cross rod 2 moves downwards on the protection cylinder 1, and the pedestrian can conveniently pass through the upper part of the movable cross rod 2; when the protection mechanism needs to block a person, the motor 6 rotates the driving wheel 71, the driving wheel 71 drives the driven wheel 72 to rotate through the belt 73, the driven wheel 72 drives the screw rod 4 to rotate, meanwhile, the screw rod 4 rotates to enable the threaded sleeve 5 to move upwards on the screw rod 4, and therefore the movable cross rod 2 moves upwards on the protection cylinder 1 to block the person from passing through the protection mechanism.
Exemplarily, as shown in fig. 2, the left and right ends of the movable cross bar 2 are connected to the two threaded sleeves 5 through the dismounting device 8, the dismounting device 8 includes a socket 81, a spring 82, a positioning insertion rod 83 and a snap fastener 84, the socket 81 is inserted into the guide hole 3 and can move up and down in the guide hole 3, one end of the socket 81 is fixedly connected to the threaded sleeves 5, the other end of the socket 81 is sleeved to the end of the movable cross bar 2, the end of the movable cross bar 2 is provided with an installation groove 9, one end of the spring 82 is disposed in the installation groove 9, the other end of the spring 82 is connected to the positioning insertion rod 83, the socket 81 is provided with a through hole 10 through which the positioning insertion rod 83 can pass, the through hole 10 is provided with the snap fastener 84, and the lower end of the snap fastener 84 abuts against the positioning insertion rod 83. Wherein, the mounting groove 9 is provided with two and the symmetry sets up the tip of activity horizontal pole 2.
With the design, when the protection mechanism needs to be disassembled or maintained, the snap fastener 84 is pressed down, the snap fastener 84 presses the positioning inserted rod 83 and the spring 82 downwards to enable the positioning inserted rod 83 to be separated from the through hole 10, the positioning inserted rod 83 moves towards the direction of the movable cross rod 2 in the socket 81, and therefore the positioning inserted rod 83 drives the movable cross rod 2 to be separated from the protection cylinder 1, and the movable cross rod 2 is disassembled; when the protection mechanism needs to be installed, the positioning insertion rod 83 is pressed towards the spring 82 and the positioning insertion rod 83 is inserted into the socket 81, the movable cross rod 2 moves towards the protection cylinder 1 and the positioning insertion rod 83 is inserted into the through hole 10 through the reverse elasticity of the spring 82, so that the installation of the movable cross rod 2 is realized, therefore, the movable cross rod 2 can be conveniently and quickly detached and installed from the protection cylinder 1 through the dismounting device 8, the maintenance is convenient, and the working efficiency is improved.
Illustratively, the upper end and the lower end of the screw rod 4 are connected with the upper end and the lower end of the protective cylinder 1 through the shaft seats 16, so that the screw rod 4 can be more stably arranged in the protective cylinder 1, the stability of the lifting device is improved, and the normal operation of the lifting device is ensured.
Illustratively, a fixed cross bar 11 is connected between the bottoms of the two protection cylinders 1. By means of the design, children can be further prevented from falling into the station by mistake to cause dangerous conditions, safety protection is effectively carried out on the station entering station, and safety performance of the protection mechanism is improved.
Exemplarily, the bottom of activity horizontal pole 2 is equipped with a plurality of top connectors 12 that are horizontal equidistance and distribute, the top of fixed horizontal pole 11 be equipped with a plurality of with the corresponding bottom connector 13 of top connector 12, it is corresponding top connector 12 with be connected with protection chain 14 between the bottom connector 13. Such design, when protection machanism need block the coming person, actuating mechanism drive activity horizontal pole 2 rebound, will protect chain 14 flare-out simultaneously, can prevent to come the person and bore between activity horizontal pole 2 and fixed horizontal pole 11, improve protection machanism's practicality and security.
Illustratively, a protective cover 15 is arranged outside the motor 6, and a fixing ring for fixing the motor 6 is arranged in the protective cover 15. By the design, the motor 6 can be more stably installed in the protective cylinder 1, the dustproof and waterproof effects are achieved, and the service life is prolonged.
Illustratively, the driving mechanism is connected with a control device, and the control device is wirelessly connected with an external device. Due to the design, an operator can remotely control the movable cross rod 2 to move up and down through external equipment, so that the operation process is more intelligent and faster, and the working efficiency is improved.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention, and it is therefore to be understood that the invention is not limited by the scope of the appended claims.
Claims (10)
1. The utility model provides a protection machanism with adjustable, its characterized in that includes two protection sections of thick bamboo, activity horizontal pole and elevating gear, two protection sections of thick bamboo is all fixed to be set up on the platform of coming into station of railway, two all be equipped with the guiding hole on the protection section of thick bamboo, the guiding hole is followed the length of protection section of thick bamboo extends, both ends respectively with two about the activity horizontal pole guiding hole sliding connection, elevating gear sets up in the protection section of thick bamboo, elevating gear includes actuating mechanism, screw rod and thread bush, the activity horizontal pole with the thread bush is connected, the thread bush cup joints on the screw rod, actuating mechanism with the screw rod is connected, actuating mechanism can drive the screw rod is rotatory and drive the thread bush reciprocates on the screw rod.
2. An adjustable guard mechanism according to claim 1 wherein there are two of said lifting means and each of said two said guard cylinders.
3. The adjustable guard mechanism of claim 1, wherein the drive mechanism comprises a motor and a transmission assembly, the motor is connected to the screw via the transmission assembly, and the transmission assembly is a belt transmission assembly or a gear transmission assembly.
4. The adjustable protection mechanism as claimed in claim 3, wherein the belt transmission assembly includes a driving wheel, a driven wheel and a belt, the motor is disposed at a lower portion of the protection cylinder, the driving wheel is fixedly mounted at an output shaft of the motor, the driven wheel is fixedly mounted at a lower portion of the screw, the belt is sleeved outside the driving wheel and the driven wheel, and the motor rotates the driving wheel and drives the driven wheel to rotate, so as to drive the screw to rotate and drive the threaded sleeve to move up and down on the screw.
5. The adjustable protection mechanism of claim 1, wherein the left and right ends of the movable cross bar are respectively connected with the two threaded sleeves through a dismounting device.
6. The adjustable protection mechanism as claimed in claim 5, wherein the mounting and dismounting device comprises a socket, a spring, a positioning rod and a snap fastener, the socket is inserted into the guide hole and can move up and down in the guide hole, one end of the socket is fixedly connected with the threaded sleeve, the other end of the socket is sleeved with the end of the movable cross rod, the end of the movable cross rod is provided with a mounting groove, one end of the spring is arranged in the mounting groove, the other end of the spring is connected with the positioning rod, the socket is provided with a through hole for the positioning rod to pass through, the snap fastener is arranged on the through hole, and the lower end of the snap fastener abuts against the positioning rod.
7. The adjustable guard mechanism of claim 1, wherein the upper and lower ends of the threaded rod are coupled to the upper and lower ends of the guard cylinder by axle seats.
8. An adjustable guard mechanism according to claim 1 wherein a fixed cross bar is connected between the bottoms of the two guard cylinders.
9. The adjustable protection mechanism as claimed in claim 8, wherein the bottom of the movable cross bar is provided with a plurality of top connectors distributed at equal intervals, the top of the fixed cross bar is provided with a plurality of bottom connectors corresponding to the top connectors, and a protection chain is connected between the corresponding top connectors and the corresponding bottom connectors.
10. An adjustable guard mechanism according to claim 1 wherein the drive mechanism is connected to a control means, the control means being wirelessly connected to an external device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910998228.7A CN110789538A (en) | 2019-10-21 | 2019-10-21 | Adjustable protection mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910998228.7A CN110789538A (en) | 2019-10-21 | 2019-10-21 | Adjustable protection mechanism |
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CN110789538A true CN110789538A (en) | 2020-02-14 |
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CN201910998228.7A Pending CN110789538A (en) | 2019-10-21 | 2019-10-21 | Adjustable protection mechanism |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112376452A (en) * | 2020-11-11 | 2021-02-19 | 武汉海力克机场设备有限公司 | Novel protection device for helicopter parking apron |
-
2019
- 2019-10-21 CN CN201910998228.7A patent/CN110789538A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112376452A (en) * | 2020-11-11 | 2021-02-19 | 武汉海力克机场设备有限公司 | Novel protection device for helicopter parking apron |
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