CN215104911U - Municipal works are with limit for height device with anticollision effect - Google Patents

Abstract

The utility model relates to a municipal works limit for height technical field especially relates to a limit for height device for municipal works with anticollision effect. The to-be-solved technical problem of the utility model is that do not possess the buffer function security lower and highly can not adjust, maintenance economic cost is higher when producing the damage. In order to solve the technical problem, the utility model provides a limit for height device for municipal works with anticollision effect, including the portal frame, one side fixedly connected with motor of portal frame, and one side swing joint that the portal frame inner wall is relative has the screw rod, the output of motor runs through the portal frame and rather than the one end fixed connection of inside screw rod, the screw thread has cup jointed two sliders on the screw rod, the utility model discloses a setting up of buffer board can provide flexible support to the surface of superelevation vehicle, and when the vehicle continued to travel, when providing partial buffering power through the cooperation of first spring and second spring, the sleeve pipe slided to one side of through-hole.

Description

Municipal works are with limit for height device with anticollision effect

Technical Field

The utility model relates to a municipal works limit for height technical field specifically is a limit for height device for municipal works with anticollision effect.

Background

When a vehicle runs, loaded goods are quite possibly overhigh, so that the goods can collide on a building due to the fact that the goods enter a tunnel or a bridge and are overhigh, and therefore a height limiter needs to be arranged on a road to prevent the vehicle from continuing to advance and colliding.

The prior patent (publication number: CN212426844U) discloses a height limiting device for municipal engineering. The following problems in the prior art are not well solved: 1. the conventional height limiting device is made of rigid materials for limiting the passing of a vehicle, does not have a buffering function, and once the vehicle and a height limiting frame are in rigid collision, the vehicle is damaged, so that the safety of a driver in the vehicle is endangered, and the safety is lower; 2. the height of the existing height limiting rod cannot be adjusted, when an ultrahigh truck is not clear of road conditions and forcibly passes through the height limiting rod, the height limiting device can be irreversibly damaged, the maintenance economic cost is high, and time and labor are wasted.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a limit for height device for municipal works with anticollision effect has solved and has not possess the lower and highly unadjustable of buffer function security, the higher problem of maintenance economic cost when producing the damage.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a height limiting device with an anti-collision effect for municipal engineering comprises a portal frame, wherein one side of the portal frame is fixedly connected with a motor, one side of the portal frame, opposite to the inner wall of the portal frame, is movably connected with a screw rod, the output end of the motor penetrates through the portal frame and is fixedly connected with one end of the screw rod inside the portal frame, two sliders are sleeved on the screw rod in a threaded manner, the lateral sides of the two sliders are movably connected with connecting rod frames, the bottom ends of the two connecting rod frames are movably connected with a sliding frame, the sliding frame is slidably connected with one side of the portal frame, the back side of the sliding frame is fixedly connected with a limiting frame, three through holes penetrating through the inner wall of the sliding frame are formed in the back side of the sliding frame, a screw rod is movably inserted in each through hole, one end of the screw rod is movably connected to the inner side of the limiting frame, a sleeve is movably sleeved on the screw rod, and the other side of the sleeve penetrates through the sliding frame and is fixedly connected with one side thread of a buffer plate at the lateral side of the sliding frame, the buffer board is through one side fixed connection of two first springs and balladeur train, sheathed tube one side is respectively through one side fixed connection of two second springs and balladeur train inner wall, and one side swing joint of intraductal wall of cover has the gyro wheel, and gyro wheel sliding connection is at the avris of hob, the equal activity in both sides of portal frame has cup jointed the anticollision sleeve.

Further preferably, the sliding grooves are formed in one side, opposite to the inner wall of the portal frame, and the two sides of the sliding frame are respectively connected into the two sliding grooves in a sliding mode.

Preferably, the outer wall of the screw rod is provided with threads in an axisymmetric manner by taking the center line of the front surface of the screw rod as an axis, and the two sliding blocks are respectively and symmetrically sleeved on the two sides of the screw rod in a threaded manner.

Further preferably, the sleeve is formed by fixedly sleeving a circular plate on a circular tube, and the diameter of the through hole is 1.2 times of that of the circular tube.

Preferably, one side of the inner wall of the limit frame is fixedly nested with three bearings, and the three screw rods are respectively and fixedly inserted into inner rings of the three bearings.

Further preferably, one side that spacing was kept away from to the buffer board is stained with the crashproof silica gel pad, and the surface coating of crashproof silica gel pad has fluorescence warning sign, and buffer board accessible bolt carries out threaded connection with three sleeve pipe, and the crashproof silica gel pad of adhesion can cover the bolt eye, and the telescopic material of anticollision is the anticollision cotton, can avoid the vehicle to deviate the airline and crash portal frame main part.

(III) advantageous effects

The utility model provides a limit for height device for municipal works with anticollision effect possesses following beneficial effect:

(1) the setting through the buffer board can provide flexible support to the surface of superelevation vehicle, when the vehicle continued to travel, when the cooperation through first spring and second spring provided partial cushion force, the sleeve pipe slided to one side of through-hole, turns into the torsion of hob with sharp impact force under the cooperation of gyro wheel and hob to further subduct the impact in the short distance that the vehicle was marchd, improve the security to vehicle and navigating mate.

(2) Through the cooperation of screw rod and two connecting rod rests, the level of adjustable balladeur train, when convenient debugging height limit, also convenient maintenance and the installation to the height limit device, the leading setting of buffer board and crashproof silica gel pad can concentrate the damage part and replace alone to reduce maintenance economic cost, simple structure and practicality are higher.

Drawings

FIG. 1 is a front sectional view of the structure of the present invention;

FIG. 2 is a cross-sectional top view of the structural carriage of the present invention;

fig. 3 is an enlarged view of a portion a in the structure diagram 2 of the present invention.

In the figure: 1. a gantry; 2. a motor; 3. a screw; 4. a slider; 5. a connecting rod rest; 6. a carriage; 7. a limiting frame; 8. a through hole; 9. a screw rod; 10. a sleeve; 11. a buffer plate; 12. a first spring; 13. a second spring; 14. a roller; 15. an impact sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a height limiting device with an anti-collision effect for municipal engineering comprises a portal frame 1, wherein one side of the portal frame 1 is fixedly connected with a motor 2, one side of the inner wall of the portal frame 1 opposite to the inner wall of the portal frame is movably connected with a screw rod 3, the output end of the motor 2 penetrates through the portal frame 1 and is fixedly connected with one end of the screw rod 3 in the portal frame, two sliders 4 are sleeved on the screw rod 3 in a threaded manner, the lateral sides of the two sliders 4 are movably connected with a connecting rod frame 5, the outer wall of the screw rod 3 is provided with threads by taking the central line of the front surface as an axis, the two sliders 4 are respectively and symmetrically sleeved on the two sides of the screw rod 3 in a threaded manner, the bottom ends of the two connecting rod frames 5 are movably connected with a sliding frame 6, one side of the inner wall of the portal frame 1 opposite to the inner wall is provided with sliding grooves, the two sides of the sliding frame 6 are respectively and slidably connected in the two sliding grooves, the sliding frame 6 is slidably connected with a limiting frame 7 on the back side, the back of the sliding frame 6 is provided with three through holes 8 penetrating through the inner wall of the sliding frame, a screw rod 9 is movably inserted in the through holes 8, a sleeve 10 is formed by fixedly sleeving circular plates on a circular tube, the diameter of the through holes 8 is 1.2 times of the diameter of the circular tube, one end of the screw rod 9 is movably connected with the inner side of the limiting frame 7, one side of the inner wall of the limiting frame 7 is fixedly nested with three bearings, the three screw rods 9 are respectively and fixedly inserted in inner rings of the three bearings, the sleeve 10 is movably sleeved on the screw rod 9, the other side of the sleeve 10 penetrates through the sliding frame 6 and is fixedly connected with one side of a buffer plate 11 on the side of the sleeve, the side of the buffer plate 11 far away from the limiting frame 7 is adhered with an anti-collision silica gel pad, the surface of the anti-collision silica gel pad is coated with a fluorescent warning mark, the buffer plate 11 is fixedly connected with one side of the sliding frame 6 through two first springs 12, one side of the sleeve 10 is respectively and fixedly connected with one side of the inner wall of the sliding frame 6 through two second springs 13, and one side of the inner wall of the sleeve 10 is movably connected with a roller 14, the roller 14 is connected to the side of the screw rod 9 in a sliding manner, and two sides of the portal frame 1 are movably sleeved with anti-collision sleeves 15.

The utility model discloses a buffer board 11 set up can provide flexible support to the surface of superelevation vehicle, when the vehicle continues to travel, when the cooperation through first spring 12 and second spring 13 provides partial buffer power, sleeve pipe 10 slides to one side of through-hole 8, turn into the torsion of hob 9 with sharp impact force under the cooperation of gyro wheel 14 and hob 9, thereby further subduct the impact in the short distance that the vehicle was marchd, improve the security to vehicle and navigating mate, through the cooperation of screw rod 3 and two connecting rod frame 5, adjustable balladeur train 6's level, when conveniently debugging height limit, also convenient maintenance and the installation to the limit for height device, buffer board 11 and the leading setting of crashproof silica gel pad, can concentrate the independent replacement of damage part, thereby reduce economic cost of maintenance, simple structure and practicality are higher.

The working principle is as follows: firstly, the motor 2 is started to drive the screw rod 3 to rotate, so that the two sliding blocks 4 can be symmetrically moved, the horizontal height of the sliding frame 6 in the two sliding grooves is adjusted, the height limiting device is convenient to debug and maintain and install, the buffer plate 11 and the anti-collision silica gel pad are arranged in front, the damaged parts can be intensively and independently replaced, the maintenance economic cost is reduced, the structure is simple, the practicability is high, when a vehicle collides with the buffer plate 11, the buffer plate 11 can provide flexible support for the surface of an ultrahigh vehicle, when the vehicle continuously runs, the sleeve 10 slides to one side of the through hole 8 while providing partial buffer force through the cooperation of the first spring 12 and the second spring 13, the linear impact force is converted into the torsion of the screw rod 9 through the cooperation of the roller 14 and the screw rod 9, and the impact force is further reduced in the short distance of the vehicle running, the safety of the vehicle and the driver is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention.

Claims (6)

1. The utility model provides a limit for height device for municipal works with anticollision effect, includes portal frame (1), its characterized in that: one side of the portal frame (1) is fixedly connected with a motor (2), one side of the portal frame (1) opposite to the inner wall is movably connected with a screw rod (3), the output end of the motor (2) penetrates through the portal frame (1) and is fixedly connected with one end of the screw rod (3) inside the portal frame, two sliders (4) are sleeved on the screw rod (3) in a threaded manner, the lateral sides of the two sliders (4) are movably connected with a connecting rod frame (5), the bottom ends of the two connecting rod frames (5) are movably connected with a sliding frame (6), the sliding frame (6) is slidably connected with one side of the portal frame (1) opposite to the inner wall, the back side of the sliding frame (6) is fixedly connected with a limiting frame (7), three through holes (8) penetrating through the inner wall of the sliding frame (6) are formed in the back side of the sliding frame (6), a spiral rod (9) is movably inserted in the through holes (8), and one end of the spiral rod (9) is movably connected with the inner side of the limiting frame (7), sleeve pipe (10) have been cup jointed in the activity on hob (9), and the opposite side of sleeve pipe (10) run through balladeur train (6) and rather than one side screw thread fixed connection of buffer board (11) of avris, one side fixed connection of buffer board (11) through two first springs (12) and balladeur train (6), one side of sleeve pipe (10) is respectively through one side fixed connection of two second springs (13) and balladeur train (6) inner wall, and one side swing joint of sleeve pipe (10) inner wall has gyro wheel (14), and gyro wheel (14) sliding connection is at the avris of hob (9), anticollision sleeve (15) have been cup jointed in the equal activity in both sides of portal frame (1).

2. The height limiting device with the anti-collision effect for the municipal engineering according to claim 1, characterized in that: the sliding grooves are formed in one side, opposite to the inner wall of the portal frame (1), of the portal frame, and the two sides of the sliding frame (6) are connected into the two sliding grooves in a sliding mode respectively.

3. The height limiting device with the anti-collision effect for the municipal engineering according to claim 1, characterized in that: the outer wall of the screw rod (3) is provided with threads in an axisymmetric manner by taking the center line of the front surface of the screw rod as an axis, and the two sliding blocks (4) are respectively sleeved on two sides of the screw rod (3) in a symmetric manner.

4. The height limiting device with the anti-collision effect for the municipal engineering according to claim 1, characterized in that: the sleeve (10) is formed by fixedly sleeving a circular plate on a circular tube, and the diameter of the through hole (8) is 1.2 times of that of the circular tube.

5. The height limiting device with the anti-collision effect for the municipal engineering according to claim 1, characterized in that: and one side of the inner wall of the limiting frame (7) is fixedly nested with three bearings, and the three screw rods (9) are respectively and fixedly inserted into inner rings of the three bearings.

6. The height limiting device with the anti-collision effect for the municipal engineering according to claim 1, characterized in that: one side of the buffer plate (11) far away from the limiting frame (7) is adhered with an anti-collision silica gel pad, and the surface of the anti-collision silica gel pad is coated with a fluorescent warning mark.

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