CN213978742U

CN213978742U - Anti-collision buffer device for highway engineering maintenance

Info

Publication number: CN213978742U
Application number: CN202022864912.7U
Authority: CN
Inventors: 张琳; 王慎
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-08-17
Anticipated expiration: 2030-12-03

Abstract

The utility model discloses an anticollision buffer of highway engineering maintenance usefulness relates to road and bridge engineering field. This anticollision buffer that highway engineering maintenance was used includes buffer board, buffer cylinder and fixed subassembly, and the side fixedly connected with buffer cylinder of buffer board, buffer cylinder keep away from the fixed subassembly of one end fixedly connected with of buffer board, the inner chamber fixedly connected with ripple steel backplate of buffer board. This anticollision buffer that highway engineering maintenance was used uses the packing of the corrugated steel backplate of light weight as the buffer board, the whole quality of device alleviates, reduce the impact stress, prevent the injury because of the striking directly leads to, adopt the rammer post fixed stop, set up the cushion cylinder who is used for cushioning effect between baffle and buffer board, buffer spring and sealed sack combine the effect, avoid the impact to destroy cushion cylinder, flexible compression buffer spring through the telescopic link, spill over gas in the cushion cylinder and can also supply sealed sack, increase the anticollision buffering effect of device.

Description

Anti-collision buffer device for highway engineering maintenance

Technical Field

The utility model relates to a road and bridge engineering technical field specifically is a crashproof buffer of highway engineering maintenance usefulness.

Background

With the prosperity and development of economy, urban vehicles are gradually increased, and traffic jam becomes a problem to be solved at present, so that it is very important to maintain the unblocked state of a city, but no matter a cement road surface or an asphalt road surface, the road surface is damaged after being used for a period of time and needs to be maintained, and a partial road section can be blocked during maintenance, so that it is necessary to prevent the vehicle from being blocked by collision.

The anti-collision pier adopted in the prior art is a continuous structure formed by mutually splicing corrugated steel guardrail plates and supported by a main column, and an anti-collision buffer device is flexible and has strong capacity of absorbing collision energy and a good sight induction function, but the anti-collision device is high in cost and large in quality and is generally used in permanent protection.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model discloses an anticollision buffer of highway engineering maintenance usefulness to solve the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an anti-collision buffer device for highway engineering maintenance comprises a buffer plate, a buffer cylinder and a fixing component, wherein the side surface of the buffer plate is fixedly connected with the buffer cylinder, and one end of the buffer cylinder, which is far away from the buffer plate, is fixedly connected with the fixing component;

the buffer cylinder comprises a connecting seat, a telescopic rod, a piston, a sealing cylinder, a conical valve, a sealing cloth bag and a buffer spring, wherein one side of the buffer plate is in bolted connection with the connecting seat, one side of the connecting seat, which is far away from the buffer plate, is in bolted connection with the telescopic rod, one end of the telescopic rod, which is far away from the connecting seat, is fixedly connected with the piston, the side surface of the telescopic rod is in sliding connection with the sealing cylinder, one end of the sealing cylinder, which is far away from the telescopic rod, is fixedly connected with the conical valve, the side surface of the conical valve is fixedly connected with the sealing cloth bag, the side surface of the telescopic rod is fixedly sleeved with the buffer spring, the fixing assembly comprises a conical pressure relief table, a baffle plate and a rammer column fixing plate, one end of the conical pressure relief table, which is far away from the sealing cylinder, is fixedly connected with the baffle plate, one side of the baffle plate, which is far away from the conical pressure relief table, is fixedly connected with the rammer column, the lower surface of the baffle is fixedly connected with a fixing plate.

Preferably, the bilateral symmetry fixedly connected with bolt and the socket of buffer board upper surface, the edge bolted connection of buffer board fixed connection seat one side has the hinge, the inner chamber fixedly connected with ripple steel backplate of buffer board.

Preferably, the side surface of the connecting seat is inserted with a fixing bolt, the connecting seat is fixedly connected with the buffer plate through the fixing bolt, and the connecting seat is symmetrically and fixedly connected with five stress points on the side surface of the buffer plate.

Preferably, the piston is connected to the inner side of the sealing barrel in a sliding mode, the side face of the telescopic rod, close to the piston, is fixedly connected with a falling-off prevention ring, and the diameter of the falling-off prevention ring is consistent with the inner diameter of the sealing barrel.

Preferably, the inner cavity of the cone valve gradually decreases towards the direction away from the sealing cylinder, and the pressure relief opening of the cone valve is arranged on the side face of one end away from the sealing cylinder.

Preferably, the diameter of the conical pressure relief table is gradually increased towards one side close to the conical valve, the conical pressure relief table is connected with the side face of the baffle plate through a fixing bolt, the sealing cloth bag is arranged between the baffle plate and the buffer plate, and the diameter of the buffer spring is smaller than that of the sealing barrel.

Preferably, the horizontal cross section of the rammer column is trapezoidal, the bottom surface of the rammer column is fixedly connected with the baffle, and the rammer column is fixed at the position, corresponding to the conical pressure relief table, of the side surface of the baffle.

Preferably, the lower surface of the baffle is coaxially and fixedly connected with the fixing plate, the upper surface of the fixing plate is provided with a fixing bolt in a penetrating manner, and the baffle is fixedly connected with the ground through the fixing plate.

The utility model discloses an anticollision buffer of highway engineering maintenance usefulness, its beneficial effect who possesses as follows:

1. this anticollision buffer that highway engineering maintenance was used, use the packing of the corrugated steel backplate of light as the buffer board, lighten the whole quality of device on the one hand, on the other hand reduces the impact stress, prevent because of the direct injury that leads to of striking, adopt the rammer post fixed stop, set up the cushion cylinder who is used for cushioning effect between baffle and buffer board, buffer spring and sealed sack, three kinds of buffering mode combined action, avoid the impact to destroy cushion cylinder on the one hand, flexible compression buffer spring through the telescopic link on the one hand, spill over gas can also supply sealed sack in the cushion cylinder, the three cooperatees the effect and increases the utility model discloses the anticollision buffering effect of device.

2. This anticollision buffer that highway engineering maintenance was used, adopt the bigger connecting seat of area of contact to connect between buffer board and the telescopic link, reduce stress point pressure through toper pressure release platform between baffle and the cone valve, prevent that impact stress from using in the minizone and destroying buffer board and baffle, use simultaneously sealed sack and corrugated steel backplate greatly reduced impact stress when to the injury of impinger, the effective area of sealed sack is with the whole contact surface of buffer board and baffle, realize the protection of gamut, avoid the impact point to act on when the buffer cylinder is outside the place the utility model discloses the lower weakness of device buffer power.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a sectional view of the structure of the cushion cylinder of the present invention;

fig. 4 is a schematic view of the fixing assembly of the present invention.

In the figure: 1. a buffer plate; 2. a buffer cylinder; 201. a connecting seat; 202. a telescopic rod; 203. a piston; 204. a sealing cylinder; 205. a cone valve; 206. sealing the cloth bag; 207. a buffer spring; 3. a fixing assembly; 301. a conical pressure relief stage; 302. a baffle plate; 303. tamping the column; 304. a fixing plate; 4. a bolt; 5. a socket; 6. a hinge; 7. a corrugated steel guard plate; 8. fixing the bolt; 9. the anticreep ring.

Detailed Description

The embodiment of the utility model discloses crashproof buffer that highway engineering maintenance was used, as shown in fig. 1-4, including buffer board 1, buffer cylinder 2 and fixed subassembly 3, buffer board 1's side fixedly connected with buffer cylinder 2, buffer cylinder 2 keeps away from buffer board 1's fixed subassembly 3 of one end fixedly connected with, the bilateral symmetry fixedly connected with bolt 4 and the socket 5 of 1 upper surface of buffer board, buffer board 1's inner chamber fixedly connected with ripple steel backplate 7.

The buffer cylinder 2 comprises a connecting seat 201, an expansion link 202, a piston 203, a sealing cylinder 204, a cone valve 205, a sealing cloth bag 206 and a buffer spring 207, one side of a buffer plate 1 is connected with the connecting seat 201 through a bolt, the edge of one side of the buffer plate 1, which is fixedly connected with the connecting seat 201, is connected with a hinge 6 through a bolt, the side of the connecting seat 201 is inserted with a fixing bolt 8, the connecting seat 201 is fixedly connected with the buffer plate 1 through the fixing bolt 8, the connecting seat 201 is symmetrically and fixedly connected with five stress points on the side of the buffer plate 1, one side of the connecting seat 201, which is far away from the buffer plate 1, is connected with the expansion link 202 through a bolt, one end of the expansion link 202, which is far away from the connecting seat 201, is fixedly connected with the sealing cylinder 204, the piston 203 is slidably connected on the inner side of the sealing cylinder 204, the side of the expansion link 202 is fixedly connected with an anti-off ring 9, and the diameter of the anti-off ring 9 is consistent with the inner diameter of the sealing cylinder 204, one end of the sealing cylinder 204, which is far away from the telescopic rod 202, is fixedly connected with a cone valve 205, the side surface of the cone valve 205 is fixedly connected with a sealing cloth bag 206, and the side surface of the telescopic rod 202 is fixedly sleeved with a buffer spring 207.

Fixed subassembly 3 includes toper pressure release platform 301,

baffle

302, 303 fixed plates 304 of rammer post, toper valve 205 keeps away from the one end fixedly connected with toper pressure release platform 301 of sealed section of thick bamboo 204, toper pressure release platform 301's diameter is toward the one side crescent near toper valve 205, and toper pressure release platform 301 passes through fixing bolt 8 bolted connection with the side of baffle 302, the one end fixedly connected with baffle 302 of sealed section of thick bamboo 204 is kept away from to toper pressure release platform 301, sealed sack 206 sets up between baffle 302 and buffer plate 1, buffer spring 207's diameter is less than sealed section of thick bamboo 204, baffle 302 keeps away from one side fixedly connected with rammer post 303 of toper pressure release platform 301, the lower fixed surface of baffle 302 is connected with fixed plate 304.

The inner cavity of the cone valve 205 is gradually reduced towards the direction far away from the sealing cylinder 204, the pressure relief opening of the cone valve 205 is arranged on the side face of one end far away from the sealing cylinder 204, when impact force acts on the buffer plate 1, the piston 203 presses air in the sealing cylinder 204 to the cone valve 205, and due to the inner cavity of the cone valve 205 from large to small, the pressure of the air to the opening of the cone valve 205 is maximum, and the air enters the sealing cloth bag 206 from the opening of the cone valve 205.

The horizontal cross section of the ramming column 303 is trapezoidal, the bottom surface of the ramming column 303 is fixedly connected with the baffle 302, the ramming column 303 is fixed at the side surface of the baffle 302 and the corresponding position of the conical pressure relief platform 301, the action area of force is large, and the action of force applied to the unit area is correspondingly reduced, so that the device is not easy to damage.

The lower surface of baffle 302 and the coaxial fixed connection of fixed plate 304, the upper surface of fixed plate 304 runs through and is provided with fixing bolt 8, and baffle 302 passes through fixed plate 304 and ground fixed connection, and ramming post 303 only plays unilateral holding power to baffle 302, prevents the stress that the striking produced, and fixed plate 304 provides the fixed action with ground for baffle 302.

The working principle is as follows: will the utility model discloses the device setting is removed at construction scope, can utilize the bolt 4 and the socket 5 of 1 upper surface of buffer board to connect into a straight line with the buffer board 1 of same direction, and through hinge 6 connection between two buffer boards 1, buffer board 1 after the hinge 6 connection can not still can the unilateral empty, and hinge 6 provides the effect of buckling under the reciprocal anchorage state for buffer board 1, realizes that buffer board 1 surrounds construction environment.

When the striking force acts on the device of the utility model, firstly, the buffer board 1 filled with the corrugated steel guard plate 7 is contacted, on one hand, the corrugated steel guard plate 7 reduces the weight of the buffer board 1, on the other hand, the superposition of the multilayer corrugated steel guard plate 7 is favorable for unloading force, the striking reaction force is also prevented from hurting a striker, the striking force acts on the buffer board 1, the acting force is transmitted to the telescopic rod 202 by the connecting seat 201, the telescopic rod 202 drives the piston 203 to slide in the sealing cylinder 204, the gas in the sealing cylinder 204 plays the role of unloading force and is compressed to the cone valve 205, and enters the sealing cloth bag 206 from the passive valve outlet of the cone valve 205, the gas loss process converts partial acting force into internal energy, the sealing cloth bag 206 which obtains the gas is fully distributed between the buffer board 1 and the baffle plate 302, the reverse action plays the role of buffering at the side surface of the buffer board 1, the buffer spring 207 is compressed while the telescopic rod 202 is compressed, part of the impact force is converted into internal energy to be stored, and the rest impact force is transmitted to the baffle 302 from the conical pressure relief platform 301, received by the rammer column 303 and transferred to the ground.

The utility model discloses buffer spring 207, buffer cylinder 2, sealed sack 206 and the multiple power mode of unloading such as ramming post 303 that set up in the device are with striking effort layering conversion and absorption, avoid the effort to save the reaction force that produces and influence personnel safety and highway traffic, and multiple power mode of unloading is stronger than the cushioning effect of single mode in coordination with the effect simultaneously, simultaneously the utility model discloses the device is simple light, does benefit to the installation and dismantles, can reuse many times.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an anticollision buffer that highway engineering maintenance was used, includes buffer board (1), cushion cylinder (2) and fixed subassembly (3), its characterized in that: a buffer cylinder (2) is fixedly connected to the side surface of the buffer plate (1), and a fixing component (3) is fixedly connected to one end, far away from the buffer plate (1), of the buffer cylinder (2);

buffer cylinder (2) are including connecting seat (201), telescopic link (202), piston (203), sealed section of thick bamboo (204), cone valve (205), sealed sack (206) and buffer spring (207), one side bolted connection of buffer board (1) has connecting seat (201), one side bolted connection that buffer board (1) were kept away from in connecting seat (201) has telescopic link (202), one end fixedly connected with piston (203) of connecting seat (201) are kept away from in telescopic link (202), the side sliding connection of telescopic link (202) has sealed section of thick bamboo (204), one end fixedly connected with cone valve (205) of telescopic link (202) are kept away from in sealed section of thick bamboo (204), the side fixedly connected with sealed sack (206) of cone valve (205), buffer spring (207) have been cup jointed to the side of telescopic link (202) fixed, fixed subassembly (3) include toper pressure release platform (301), Baffle (302), a fixed plate (304) of ramming post (303), one end fixedly connected with toper pressure release platform (301) of a sealed section of thick bamboo (204) is kept away from in toper valve (205), one end fixedly connected with baffle (302) of a sealed section of thick bamboo (204) is kept away from in toper pressure release platform (301), one side fixedly connected with ramming post (303) of toper pressure release platform (301) are kept away from in baffle (302), the lower fixed surface of baffle (302) is connected with fixed plate (304).

2. A crash cushion for highway engineering maintenance according to claim 1, wherein: the utility model discloses a buffer board, including buffer board (1), the bilateral symmetry fixedly connected with bolt (4) and socket (5) of buffer board (1) upper surface, the edge bolted connection of buffer board (1) fixed connection seat (201) one side has hinge (6), the inner chamber fixed connection of buffer board (1) has corrugated steel backplate (7).

3. A crash cushion for highway engineering maintenance according to claim 1, wherein: the side of the connecting seat (201) is inserted with a fixing bolt (8), the connecting seat (201) is fixedly connected with the buffer plate (1) through the fixing bolt (8), and the connecting seat (201) is symmetrically and fixedly connected with five stress points on the side of the buffer plate (1).

4. A crash cushion for highway engineering maintenance according to claim 1, wherein: the piston (203) is connected to the inner side of the sealing cylinder (204) in a sliding mode, the side face of the telescopic rod (202) is fixedly connected with a slip-off preventing ring (9) close to the side face of the piston (203), and the diameter of the slip-off preventing ring (9) is consistent with the inner diameter of the sealing cylinder (204).

5. A crash cushion for highway engineering maintenance according to claim 1, wherein: the inner cavity of the cone-shaped valve (205) is gradually reduced towards the direction far away from the sealing cylinder (204), and the pressure relief opening of the cone-shaped valve (205) is arranged on the side face of one end far away from the sealing cylinder (204).

6. A crash cushion for highway engineering maintenance according to claim 1, wherein: the diameter of the conical pressure relief table (301) is gradually increased towards one side close to the conical valve (205), the conical pressure relief table (301) is in bolted connection with the side face of the baffle plate (302) through a fixing bolt (8), the sealing cloth bag (206) is arranged between the baffle plate (302) and the buffer plate (1), and the diameter of the buffer spring (207) is smaller than that of the sealing barrel (204).

7. A crash cushion for highway engineering maintenance according to claim 1, wherein: the horizontal cross section of the rammer column (303) is trapezoidal, the bottom surface of the rammer column (303) is fixedly connected with the baffle (302), and the rammer column (303) is fixed at the position, corresponding to the conical pressure relief table (301), of the side surface of the baffle (302).

8. A crash cushion for highway engineering maintenance according to claim 1, wherein: the lower surface of baffle (302) and fixed plate (304) coaxial fixed connection, the upper surface of fixed plate (304) is run through and is provided with fixing bolt (8), baffle (302) pass through fixed plate (304) and ground fixed connection.