CN220225035U - Municipal road and bridge height limiting device - Google Patents

Abstract

The utility model relates to the field of municipal roads, in particular to a municipal road and bridge height limiting device. The municipal road and bridge height limiting device comprises a frame, wherein the frame comprises a cross rod and two vertical rods, the frame is integrally formed by the cross rod and the two vertical rods, the top of the cross rod is fixedly connected with a warning sign, and one side of the top of the cross rod is fixedly provided with a motor through a bracket. The municipal road and bridge height limiting device provided by the utility model has the advantages that the first motor is started, the driving gear fixedly connected with the output end of the first motor rotates, the driven gear meshed and connected with the driving gear through the gear belt rotates, the threaded rods respectively fixedly connected with the driving gear and the driven gear rotate, the threaded blocks respectively connected with the two threaded rods in a threaded manner can move up and down along the threaded rods, the vertical plates respectively fixedly connected with the threaded blocks can move up and down, and the height limiting rod is driven to move up and down, so that the height is convenient to adjust.

Description

Municipal road and bridge height limiting device

Technical Field

The utility model relates to the field of municipal roads, in particular to a municipal road and bridge height limiting device.

Background

The utility road and bridge height limiting device is a device which is set up for guaranteeing traffic safety and avoiding traffic accidents. In urban construction, various vehicles frequently travel, including high and large cargo vehicles, which are prone to high overstock when passing through bridges, resulting in traffic accidents. Therefore, in order to prevent this, the municipality starts to set a height limiting device on the bridge to remind the driver of paying attention to the height of the vehicle, thereby effectively preventing traffic accidents. The prior municipal road and bridge height limiting device has single service performance, usually adopts a fixed structure, cannot adjust the height of the height limiting device according to actual use requirements, has low practicality, and is difficult to maintain or replace the height limiting rod in time after the height limiting rod is damaged by the vehicle, so that other passing vehicles cannot be limited in height.

Therefore, it is necessary to provide a new municipal road and bridge height limiting device to solve the above technical problems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the municipal road and bridge height limiting device which can be adjusted in height and is convenient to replace.

The municipal road and bridge height limiting device provided by the utility model comprises: the frame, the frame includes horizontal pole and two montants, the frame comprises horizontal pole and two montants an organic wholes, the top fixedly connected with warning sign of horizontal pole, top one side of horizontal pole has the motor through support fixed mounting, the output of motor runs through the top of horizontal pole and fixedly connected with driving gear.

Preferably, one side of the far high driving gear in the cross rod is fixedly connected with a driven gear through a rotating shaft, and the driving gear is meshed and connected with the driven gear through a gear belt.

Preferably, the bottoms of the driving gear and the driven gear are respectively fixedly connected with threaded rods, and the bottoms of the two threaded rods are respectively fixedly connected with the bottoms in the vertical rods through rotating shafts.

Preferably, the threaded rods are respectively connected with threaded blocks in a threaded manner, the tops of the two sides, which are relatively close to the vertical rods, are respectively provided with a sliding groove, and the sides, which are relatively close to the threaded blocks, are respectively penetrated through the sliding grooves through connecting rods and are respectively fixedly connected with vertical plates.

Preferably, the tops of the two vertical plates are fixedly connected with a first transverse plate, and the bottoms of the two vertical plates are fixedly connected with a second transverse plate.

Preferably, the tops of the two first transverse plates are respectively provided with a fixed wheel, the bottoms of the two fixed wheels are respectively and fixedly connected with a bidirectional screw rod, and the bottoms of the two bidirectional screw rods are respectively and fixedly connected with the tops of the second transverse plates through rotating shafts.

Preferably, two screw blocks are respectively connected with two screw threads on the two-way screw rods, two groups of screw blocks are respectively and fixedly connected with clamping plates on one side relatively close to the screw blocks, a height limiting rod is arranged at the bottom of the cross rod, and two ends of the height limiting rod are respectively attached to the inner sides of the two clamping plates.

Compared with the related art, the municipal road and bridge height limiting device provided by the utility model has the following beneficial effects: the first motor is started, and the driving gear fixedly connected with the output end of the first motor rotates, so that the driven gear meshed with the driving gear through the gear belt rotates, the threaded rods respectively fixedly connected with the driving gear and the driven gear rotate, the threaded blocks respectively connected with the two threaded rods in a threaded mode can move up and down along the threaded rods, the vertical plates respectively fixedly connected with the threaded blocks move up and down, and the height limiting rod is driven to move up and down. The fixed wheel is rotated, so that the bidirectional screw fixedly connected with the fixed wheel rotates, two wire blocks in threaded connection with the bidirectional screw are moved to the center of the bidirectional screw, clamping plates respectively fixedly connected with the two wire blocks are relatively close to each other, the clamping plates are attached to the height limiting rod, the height limiting rod is fixed, the fixed wheel is reversely rotated to be separated, and the height limiting rod can be conveniently and rapidly replaced.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of a height limiting device for a municipal road and bridge according to the utility model:

fig. 2 is a schematic structural view of the frame shown in fig. 1:

fig. 3 is an enlarged schematic view of the structure at a shown in fig. 1.

Reference numerals in the drawings: 1. a frame: 2. and (3) a cross bar: 3. vertical bar: 4. warning sign board: 5. and (3) a motor: 6. driving gear: 7. driven gear: 8. a threaded rod: 9. and (3) a screw thread block: 10. sliding groove: 11. vertical plate: 12. a first cross plate: 13. a second cross plate: 14. fixed wheel: 15. two-way screw rod: 16. silk block: 17. clamping plate: 18. and (5) height-limiting shake.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Specific implementations of the utility model are described in detail below in connection with specific embodiments.

Referring to fig. 1 to 3, an embodiment of the present utility model provides a height limiting device for a municipal road and bridge, including: the frame 1, frame 1 includes horizontal pole 2 and two montants 3, frame 1 comprises horizontal pole 2 and two montants 3 an organic wholely, the top fixedly connected with warning sign 4 of horizontal pole 2, there is motor 5 at one side of the top of horizontal pole 2 through support fixed mounting, motor 5's output runs through the top of horizontal pole 2 and fixedly connected with driving gear 6, one side of keeping away from driving gear 6 in the horizontal pole 2 is through pivot fixedly connected with driven gear 7, driving gear 6 passes through gear belt and driven gear 7 meshing connection, driving gear 6 and driven gear 7's bottom fixedly connected with threaded rod 8 respectively, the bottom of two threaded rods 8 is through pivot and the bottom fixed connection in the montant 3 respectively, threaded connection has screw thread piece 9 on two threaded rods 8 respectively, spout 10 has been seted up at the top of two montants 3 relatively near one side respectively, one side that two screw thread pieces 9 relatively are close to is through the connecting rod respectively run through spout 10 and fixedly connected with riser 11 respectively.

It should be noted that: the first motor 5 is started, the driving gear 6 fixedly connected with the output end of the first motor 5 is rotated, the driven gear 7 meshed and connected with the driving gear 6 through a gear belt is rotated, the threaded rod 8 respectively fixedly connected with the driving gear 6 and the driven gear 7 is rotated, the threaded blocks 9 respectively connected with the two threaded rods 8 in a threaded mode can move up and down along the threaded rod 8, the vertical plates 11 respectively fixedly connected with the threaded blocks 9 are moved up and down, and the height limiting rod 18 is driven to move up and down, so that the height adjusting device has the advantage of being convenient to adjust.

In the embodiment of the present utility model, referring to fig. 1 and 3, the top of two risers 11 is fixedly connected with a first transverse plate 12, the bottom of two risers 11 is fixedly connected with a second transverse plate 13, the top of two first transverse plates 12 is respectively provided with a fixed wheel 14, the bottoms of two fixed wheels 14 are respectively fixedly connected with two bidirectional screws 15, the bottoms of two bidirectional screws 15 are respectively fixedly connected with the top of the second transverse plate 13 through rotating shafts, two bidirectional screws 15 are respectively connected with two wire blocks 16 in a threaded manner, one side of each wire block 16 relatively close to each other is respectively fixedly connected with a clamping plate 17, the bottom of a transverse rod 2 is provided with a height limiting rod 18, and two ends of the height limiting rod 18 are respectively attached to the inner sides of the two clamping plates 17:

it should be noted that: the fixed wheel 14 is rotated, so that the bidirectional screw 15 fixedly connected with the fixed wheel 14 rotates, two wire blocks 16 in threaded connection with the bidirectional screw 15 are moved to the center of the bidirectional screw 15, clamping plates 17 respectively fixedly connected with the two wire blocks 16 are relatively close to each other, the clamping plates are attached to the height limiting rods 18, the height limiting rods are fixed, the fixed wheel 14 can be separated by reversing the fixed wheel 14, and the height limiting rods 18 can be replaced conveniently and rapidly.

The working principle of the municipal road and bridge height limiting device provided by the utility model is as follows: the first motor 5 is started, the driving gear 6 fixedly connected with the output end of the first motor 5 is rotated, the driven gear 7 meshed and connected with the driving gear 6 through a gear belt is rotated, the threaded rod 8 respectively fixedly connected with the driving gear 6 and the driven gear 7 is rotated, the threaded blocks 9 respectively connected with the two threaded rods 8 in a threaded mode can move up and down along the threaded rod 8, the vertical plates 11 respectively fixedly connected with the threaded blocks 9 can move up and down, and the height limiting rod 18 is driven to move up and down, so that the height adjusting device has the advantage of being convenient to adjust. The fixed wheel 14 is rotated, so that the bidirectional screw 15 fixedly connected with the fixed wheel 14 rotates, two wire blocks 16 in threaded connection with the bidirectional screw 15 move towards the center of the bidirectional screw 15, clamping plates 17 fixedly connected with the two wire blocks 16 respectively are relatively close to each other, the clamping plates are attached to the height limiting rods 18, the height limiting rods are fixed, the fixed wheel 14 can be separated by reversing the fixed wheel 14, and the height limiting rods 18 can be replaced conveniently and rapidly.

The circuits and control involved in the present utility model are all of the prior art, and are not described in detail herein.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (7)

1. The utility model provides a municipal road and bridge limit for height device which characterized in that includes: frame (1), frame (1) includes horizontal pole (2) and two montants (3), frame (1) is by horizontal pole (2) and two montants (3) an organic whole are constituteed, the top fixedly connected with warning sign (4) of horizontal pole (2), there is motor (5) at top one side of horizontal pole (2) through support fixed mounting, the output of motor (5) runs through the top of horizontal pole (2) and fixedly connected with driving gear (6).

2. The municipal road and bridge height limiting device according to claim 1, wherein one side, far away from the driving gear (6), of the cross rod (2) is fixedly connected with a driven gear (7) through a rotating shaft, and the driving gear (6) is meshed and connected with the driven gear (7) through a gear belt.

3. The municipal road and bridge height limiting device according to claim 2, wherein the bottoms of the driving gear (6) and the driven gear (7) are respectively fixedly connected with threaded rods (8), and the bottoms of the two threaded rods (8) are respectively fixedly connected with the bottoms in the vertical rods (3) through rotating shafts.

4. The municipal road and bridge height limiting device according to claim 3, wherein the threaded rods (8) are respectively connected with threaded blocks (9) in a threaded manner, the tops of the sides, relatively close to the vertical rods (3), of the threaded blocks are respectively provided with sliding grooves (10), and the sides, relatively close to the threaded blocks (9), of the threaded blocks penetrate through the sliding grooves (10) through connecting rods respectively and are fixedly connected with vertical plates (11) respectively.

5. The municipal road and bridge height limiting device according to claim 4, wherein the tops of the two vertical plates (11) are fixedly connected with a first transverse plate (12), and the bottoms of the two vertical plates (11) are fixedly connected with a second transverse plate (13).

6. The municipal road and bridge height limiting device according to claim 5, wherein the tops of the two first transverse plates (12) are respectively provided with a fixed wheel (14), the bottoms of the two fixed wheels (14) are respectively fixedly connected with a bidirectional screw (15), and the bottoms of the two bidirectional screws (15) are respectively fixedly connected with the top of the second transverse plate (13) through rotating shafts.

7. The municipal road and bridge height limiting device according to claim 1 or 6, wherein two screw rods (15) are respectively connected with two screw blocks (16) in a threaded manner, two groups of screw blocks (16) are respectively and fixedly connected with clamping plates (17) on one side relatively close to each other, a height limiting rod (18) is arranged at the bottom of the cross rod (2), and two ends of the height limiting rod (18) are respectively attached to the inner sides of the two clamping plates (17).