CN213571657U

CN213571657U - Automatic lifting height limiting device for bridge head

Info

Publication number: CN213571657U
Application number: CN202022243626.9U
Authority: CN
Inventors: 王占群; 王汉杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-06-29
Anticipated expiration: 2030-10-10

Abstract

The utility model discloses an automatic lifting height-limiting device for bridge head, which comprises a bridge floor, wherein the left side and the right side of the bridge floor are respectively provided with a left upright post and a right upright post, and the bottoms of the left upright post and the right upright post are respectively fixed with a support; the middle position of left stand top rotates and is connected with the screw rod, and the outside threaded connection of screw rod has the swivel nut, and the top of screw rod is fixed with the screw rod stopper. The utility model can fix the support and the upright above the support on both sides of the bridge floor through the fastening bolt, has better fixing effect and more flexible installation, can buffer the pressure on the upright through the elastic support, and can avoid shock and absorb shock to protect the device installed above the support; through the cooperation use of infrared distancer, data processor and controller, can detect the vehicle height and control the alarm and send the chimes of doom, control the LED lamp simultaneously and send the ruddiness of forbidding current, the display screen can demonstrate the characters that please the driver to change the route and remind simultaneously, and is simple directly perceived, the in-service use of being convenient for.

Description

Automatic lifting height limiting device for bridge head

Technical Field

The utility model relates to a bridge limit for height equipment technical field specifically is a bridgehead automatic rising limit for height device.

Background

The road and the bridge are often provided with height limiting devices, the height of vehicles entering the road section is limited through the height limiting devices, and damage to the road surface or the bridge caused by vehicles with too high heights is avoided. At present, two kinds of height limiting frames, namely fixed type height limiting frames and intelligent remote height limiting frames, are mainly adopted for the height limiting frames used on domestic roads. For most roads, a fixed height limiting frame is mostly adopted; the height-limiting frame is used for a long time, and the problems that the flexibility is poor and the special treatment cannot be carried out under special conditions are increasingly prominent on the increasingly modern roads.

The existing height limiting device for the bridge head usually adopts a fixed height limiting frame, the flexibility is poor, and meanwhile, the height limiting frame cannot detect the height of a vehicle and prompt early warning information for a driver, and the use is inconvenient. Therefore, a device for limiting the height of the bridge head, which has high flexibility and stable structure and can prompt early warning information for a driver, is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bridgehead automatic rising limit for height device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an automatic bridge head lifting height limiting device comprises a bridge floor, wherein a left upright column and a right upright column are respectively arranged on the left side and the right side of the bridge floor, and supports are fixed at the bottoms of the left upright column and the right upright column; a screw rod is rotatably connected to the middle position above the left upright post, a threaded sleeve is connected to the outer portion of the screw rod in a threaded mode, and a screw rod limiting block is fixed to the top end of the screw rod; a sliding rod is fixed in the middle of the upper portion of the right upright post, a sliding sleeve is sleeved outside the sliding rod in a sliding mode, and a sliding rod limiting block is fixed at the top end of the sliding rod;

a top beam is fixed between the threaded sleeve and the sliding sleeve, an alarm is mounted in the middle of the top beam, and a display screen is mounted in the middle of the front of the top beam; a height limiting rod is fixed at the middle position below the top beam through a mounting frame; infrared distancer is installed to the intermediate position of limit for height pole bottom, a plurality of LED lamps are installed to the anterior intermediate position of limit for height pole.

As a further aspect of the present invention: the support comprises an upper support and a lower support, and the upper support and the lower support are elastically connected through a plurality of elastic supports; and fastening bolts are in threaded connection with both sides above the lower support.

As a further aspect of the present invention: the motor is installed to the inside top of left side stand, the one end of motor output shaft and the one end fixed connection of screw rod.

As a further aspect of the present invention: and a storage battery is arranged in the middle of the bottom of the inner wall of the left upright post.

As a further aspect of the present invention: a support plate is fixed in the middle of the inside of the left upright post, and a controller and a data processor are respectively installed on two sides above the support plate.

As a further aspect of the present invention: the safety door is rotatably connected to the middle position of one side of the outer portion of the left upright post, a safety lock is arranged on the safety door, and a handle is fixed to one side, close to the safety lock, of the safety door.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the support and the upright column above the support can be fixed on two sides of the bridge floor through the fastening bolt, the fixing effect is good, the pressure on the upright column can be buffered through the elastic support, the shock absorption and the shock absorption can be realized, and a device arranged above the support can be protected;

2. the height of a vehicle passing through the bridge floor is detected through an infrared distance meter, when the vehicle is high, a motor is started to rotate a screw rod, and the screw rod is matched with a screw sleeve, a sliding rod and a sliding sleeve for use, so that the top beam and a height limiting rod below the top beam move upwards, and the height of the height limiting rod is raised for the vehicle to pass through;

3. when the infrared distance measuring instrument detects that the vehicle is too high and cannot pass, the infrared distance measuring instrument feeds detection data back to the data processor for processing, the alarm is controlled by the controller to give an alarm, the LED lamp is controlled to give off red light which is forbidden to pass, the driver is reminded of the fact that the vehicle cannot pass, and at the moment, the display screen can display a text reminding request for the driver to replace the route, so that the vehicle is simple and visual and is convenient to use.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the middle left column of the present invention.

Fig. 3 is a schematic perspective view of the middle left column of the present invention.

Fig. 4 is a schematic structural diagram of the middle support of the present invention.

Notations for reference numerals: 1-bridge deck, 2-left upright post, 3-right upright post, 4-screw rod, 5-turnbuckle, 6-screw rod limiting block, 7-slide rod, 8-sliding sleeve, 9-slide rod limiting block, 10-top beam, 11-display screen, 12-alarm, 13-mounting rack, 14-height limiting rod, 15-infrared distance meter, 16-LED lamp, 17-support, 21-controller, 22-storage battery, 23-support plate, 24-data processor, 25-motor, 26-safety door, 27-handle, 28-safety lock, 171-upper support, 172-lower support, 173-fastening bolt and 174-elastic support.

Detailed Description

The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the drawings or description, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practical applications. The embodiments of the present invention are provided only for illustration, and not for limiting the scope of the present invention. Any obvious and obvious modifications or alterations to the present invention can be made without departing from the spirit and scope of the present invention.

Example 1

Referring to fig. 1, in an embodiment of the present invention, an automatic bridge head lifting height limiting device includes a bridge deck 1, a left column 2 and a right column 3 are respectively disposed on left and right sides of the bridge deck 1, and supports 17 are fixed at bottoms of the left column 2 and the right column 3; a screw rod 4 is rotatably connected to the middle position above the left upright post 2, a threaded sleeve 5 is connected to the outer portion of the screw rod 4 in a threaded mode, and a screw rod limiting block 6 is fixed to the top end of the screw rod 4; a sliding rod 7 is fixed in the middle position above the right upright post 3, a sliding sleeve 8 is sleeved outside the sliding rod 7 in a sliding mode, and a sliding rod limiting block 9 is fixed at the top end of the sliding rod 7;

a top beam 10 is fixed between the threaded sleeve 5 and the sliding sleeve 8, an alarm 12 is installed in the middle of the top beam 10, and a display screen 11 is installed in the middle of the front of the top beam 10; a height limiting rod 14 is fixed at the middle position below the top beam 10 through a mounting frame 13; an infrared distance meter 15 is installed at the middle position of the bottom of the height limiting rod 14, and a plurality of LED lamps 16 are installed at the middle position of the front portion of the height limiting rod 14.

Example 2

Referring to fig. 2 to 4, on the basis of embodiment 1, a motor 25 is installed above the inside of the left upright 2, and one end of an output shaft of the motor 25 is fixedly connected with one end of the screw rod 4; a storage battery 22 is arranged in the middle of the bottom of the inner wall of the left upright post 2; a support plate 23 is fixed in the middle of the inside of the left upright 2, and a controller 21 and a data processor 24 are respectively installed on two sides above the support plate 23; a safety door 26 is rotatably connected to the middle position of one side of the outer part of the left upright post 2, a safety lock 28 is arranged on the safety door 26, and a handle 27 is fixed to one side, close to the safety lock 28, of the safety door 26; the support 17 comprises an upper support 171 and a lower support 172, and the upper support 171 and the lower support 172 are elastically connected through a plurality of elastic supports 174; fastening bolts 173 are threadedly connected to both sides of the upper portion of the lower support 172.

When in use, the support 17 and the upright column above the support are fixed at two sides of the bridge floor through the fastening bolt 173, and the elastic support 174 buffers the pressure applied to the upright column and the shock absorption and shock absorption, thereby protecting the device arranged above the support 17; the height of a vehicle passing through the bridge floor 1 is detected through the infrared distance meter 15, when the vehicle is high, the motor 25 is started to rotate the screw rod 4, and the screw sleeve 5, the sliding rod 7 and the sliding sleeve 8 are matched for use, so that the top beam 10 and the height limiting rod 14 below the top beam move upwards, and the height of the height limiting rod 14 is raised for the vehicle to pass through; when the infrared distance measuring instrument 15 detects that the vehicle is too high and can not pass through, the infrared distance measuring instrument 15 feeds detection data back to the data processor 24 for processing, and controls the alarm 12 to give an alarm sound through the controller 21, controls the LED lamp simultaneously, and sends red light which is forbidden to pass through, so that the driver is reminded of passing through, and the display screen 11 can display the text reminding for asking the driver to change the route at the moment, so that the method is simple, intuitive and convenient to use.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An automatic bridge head lifting height limiting device comprises a bridge deck (1), wherein a left upright (2) and a right upright (3) are respectively arranged on the left side and the right side of the bridge deck (1), and supports (17) are respectively fixed at the bottoms of the left upright (2) and the right upright (3); the novel vertical column is characterized in that a screw rod (4) is rotatably connected to the middle position above the left upright post (2), a threaded sleeve (5) is connected to the outer portion of the screw rod (4) in a threaded mode, and a screw rod limiting block (6) is fixed to the top end of the screw rod (4); a sliding rod (7) is fixed in the middle position above the right upright post (3), a sliding sleeve (8) is sleeved outside the sliding rod (7) in a sliding mode, and a sliding rod limiting block (9) is fixed at the top end of the sliding rod (7);

a top beam (10) is fixed between the threaded sleeve (5) and the sliding sleeve (8), an alarm (12) is installed in the middle of the top beam (10), and a display screen (11) is installed in the middle of the front portion of the top beam (10); a height limiting rod (14) is fixed at the middle position below the top beam (10) through a mounting frame (13); infrared distancer (15) are installed to the intermediate position of limit for height pole (14) bottom, a plurality of LED lamps (16) are installed to the intermediate position of limit for height pole (14) front portion.

2. The bridgehead automatic lifting height limiting device according to claim 1, characterized in that the support (17) comprises an upper support (171) and a lower support (172), and the upper support (171) and the lower support (172) are elastically connected through a plurality of elastic supports (174); and both sides above the lower support (172) are in threaded connection with fastening bolts (173).

3. The bridgehead automatic lifting height limiting device according to claim 2, wherein a motor (25) is installed above the inside of the left upright (2), and one end of an output shaft of the motor (25) is fixedly connected with one end of the screw (4).

4. The bridgehead automatic lifting height-limiting device according to claim 3, characterized in that a storage battery (22) is installed at the middle position of the bottom of the inner wall of the left upright (2).

5. The bridgehead automatic lifting height limiting device according to claim 4, characterized in that a support plate (23) is fixed at a middle position inside the left upright (2), and a controller (21) and a data processor (24) are respectively installed at two sides above the support plate (23).

6. The bridgehead automatic lifting height limiting device according to claim 1 or 5, characterized in that a safety door (26) is rotatably connected to the middle position of one side of the outer part of the left upright post (2), a safety lock (28) is arranged on the safety door (26), and a handle (27) is fixed on one side of the safety door (26) close to the safety lock (28).