CN214613801U

CN214613801U - Security protection device of highway construction

Info

Publication number: CN214613801U
Application number: CN202023050351.3U
Authority: CN
Inventors: 魏慧英; 安江龙; 李佳佳; 李霞; 王丽艳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-11-05
Anticipated expiration: 2030-12-17

Abstract

The utility model discloses a security device for highway construction in the technical field of security devices, which comprises two support rods, wherein a connecting rod is fixedly arranged at the position between the two support rods near the upper end and the lower end, and a base is fixedly arranged on the lower end surface of each support rod; the movable groove of intercommunication is seted up with the inside of bracing piece in the inside of connecting rod, the inside intermediate position fixed mounting of movable groove has the limiting plate, rotate between two limiting plates and install the screw rod, the carriage release lever has been cup jointed to the equal screw thread in both ends of screw rod, the thread groove has all been seted up to the one end that the carriage release lever is close to the screw rod, screw rod screw thread grafting is in the inside of thread groove, the one end that the screw rod was kept away from to a carriage release lever has been seted up the slot, the one end fixed mounting that the screw rod was kept away from to another carriage release lever has the inserted bar, interference fit between inserted bar and the slot, position between two limiting plates is provided with the bevel gear that two meshing are connected, can be convenient for splice the installation to it, the improvement is to impact thing and protector's protecting effect.

Description

Security protection device of highway construction

Technical Field

The utility model relates to a security protection device technical field specifically is a security protection device of highway construction.

Background

At present, the safety of the highway is mainly formed by a waveform guard rail and a plurality of upright posts for supporting the waveform guard rail, and the functions of preventing vehicles on the highway from running out of the highway, reducing the harm to drivers and passengers and protecting objects on the road side are mainly achieved, so that the safety and the high-efficiency running of the vehicles are guaranteed.

In the process of regularly inspecting, maintaining and maintaining the bridges on the highway, the bridges on the highway are high in speed, large in flow and large in impact force on the bridges, so that the highway is often used as a main traffic channel, and once the bridges are sealed, serious traffic jam is caused, even traffic in surrounding areas is in an interrupted state, and great trouble is brought to construction. In order to avoid or reduce the occurrence of safety accidents, corresponding guard rail structures are required to be installed on highway bridges, and with the rapid development of traffic infrastructure in China, highway networks are gradually built, the number of highways is increased, and the number of highway guardrails is also gradually increased.

The safety protection device for the existing highway construction is inconvenient to splice and install when in use, has poor protection effect on an impact object and the protection device, and reduces the use performance of the device.

Based on this, the utility model designs a security protection device of highway construction in order to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a security protection device of highway construction to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a security device for highway construction comprises support rods, wherein a connecting rod is fixedly arranged between the two support rods and close to the upper end and the lower end of each support rod, and a base is fixedly arranged on the lower end face of each support rod;

the movable groove of intercommunication is seted up with the inside of bracing piece in the inside of connecting rod, the inside intermediate position fixed mounting of movable groove has the limiting plate, rotate between two limiting plates and install the screw rod, the carriage release lever has been cup jointed to the equal screw thread in both ends of screw rod, the thread groove has all been seted up to the one end that the carriage release lever is close to the screw rod, the screw rod screw thread is pegged graft in the inside of thread groove, the one end that the screw rod was kept away from to a carriage release lever has been seted up the slot, the one end fixed mounting that the screw rod was kept away from to another carriage release lever has the inserted bar, interference fit between inserted bar and the slot, position between two limiting plates is provided with the bevel gear that two meshing are connected.

Preferably, one bevel gear is fixedly installed at the center position of the screw rod, and the rear end surface of the other bevel gear is fixedly installed with the operating rod.

Preferably, the guide grooves are formed in the positions of the upper end and the lower end of the inner surface of the movable groove, guide plates are fixedly mounted at the ends, close to the screw rods, of the upper end face and the lower end face of the movable rod, and the guide plates correspond to the guide grooves one to one.

Preferably, a protection plate is arranged between the front end surfaces of the two support rods.

Preferably, the buffer slot has been seted up to the preceding terminal surface of bracing piece, and the rear end face of guard plate has the straight-bar with the fixed position that the buffer slot corresponds, and the length of straight-bar is less than the degree of depth of buffer slot.

Preferably, a spring sleeved on the straight rod is fixedly installed between the rear end face of the protection plate and the support rod.

Compared with the prior art, the beneficial effects of the utility model are that: the operating rod is rotated to drive the bevel gears to rotate, the meshing action of the two bevel gears drives the screw rod to rotate between the limiting plates, under the action of the screw thread, the two moving rods are driven to move outwards along the two ends of the screw rod through the screw thread groove respectively under the combined action of the guide plate and the rest guide groove, thereby driving the slot and the inserted bar to move into the two support bars respectively, connecting the inserted bar with the slot on the other support bar, thereby being convenient for a user to splice a plurality of structures consisting of two supporting rods, thereby carrying out safety protection on the highway, when the protection plate is impacted, the protection plate drives the extrusion spring and drives the straight rod to enter the buffer groove, the rear end of the straight rod is not contacted with the rear end of the inner surface of the buffer groove, under the cushioning effect of spring, can effectual reduction impact force to reduce the damage to the device and rammer, improve the performance of the device.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is an enlarged schematic view of the present invention at a in fig. 1;

fig. 3 is a combined view of the support rod and the connecting rod of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a support bar; 2. a connecting rod; 3. a movable groove; 4. a screw; 5. a travel bar; 6. a limiting plate; 7. a thread groove; 8. a slot; 9. inserting a rod; 10. a bevel gear; 11. a base; 12. a guide groove; 13. a guide plate; 14. an operating lever; 15. a protection plate; 16. a straight rod; 17. a spring; 18. a buffer tank.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the utility model provides a security device technical scheme for highway construction: a security device for highway construction comprises support rods 1, connecting rods 2 are fixedly mounted between the two support rods 1 and close to the upper end and the lower end, and a base 11 is fixedly mounted on the lower end face of each support rod 1;

the movable groove 3 of intercommunication is seted up with bracing piece 1's inside in the inside of connecting rod 2, the inside intermediate position fixed mounting of movable groove 3 has limiting plate 6, rotate between two limiting plates 6 and install screw rod 4, the equal screw thread in both ends of screw rod 4 has cup jointed carriage release lever 5, screw rod 5 is close to screw rod 4's one end and has all seted up thread groove 7, screw rod 4 screw thread is pegged graft in thread groove 7's inside, screw rod 4's one end is kept away from to a carriage release lever 5 has seted up slot 8, the one end fixed mounting that screw rod 4 was kept away from to another carriage release lever 5 has inserted bar 9, interference fit between inserted bar 9 and the slot 8, position between two limiting plates 6 is provided with two bevel gear 10 that the meshing is connected.

One bevel gear 10 is fixedly arranged at the central position of the screw rod 4, and the rear end surface of the other bevel gear 10 is fixedly provided with an operating rod 14, so that the operation of a user is convenient.

Guide grooves 12 are formed in the positions of the upper end and the lower end of the inner surface of the movable groove 3, guide plates 13 are fixedly mounted at the ends, close to the screw rods 4, of the upper end face and the lower end face of the movable rod 5, the guide plates 13 correspond to the guide grooves 12 one to one, and the moving stability of the movable rod 5 is improved.

A protective plate 15 is arranged between the front end surfaces of the two support rods 1, and the impact object and the device are protected to a certain extent.

The front end face of the supporting rod 1 is provided with a buffer groove 18, the rear end face of the protection plate 15 is fixedly provided with a straight rod 16 at a position corresponding to the buffer groove 18, and the length of the straight rod 16 is smaller than the depth of the buffer groove 18, so that a certain buffering effect is achieved on an impacting object.

A spring 17 sleeved on the straight rod 16 is fixedly arranged between the rear end surface of the protection plate 15 and the support rod 1 to reduce the impact force.

One specific application of this embodiment is: firstly, the operating rod 14 is rotated to drive the bevel gears 10 to rotate, the meshing action of the two bevel gears 10 drives the screw rod 4 to rotate between the limiting plates 6, and under the action of threads, the two moving rods 5 are respectively driven to move outwards along the two ends of the screw rod 4 through the thread grooves 7 under the combined action of the guide plate 13 and the rest guide grooves 12, so that the slot 8 and the inserted rod 9 are respectively driven to move into the two supporting rods 1, the inserted rod 9 is connected with the slot 8 on the other supporting rod 1, a user can conveniently splice a plurality of structures consisting of the two supporting rods 1, safety protection is carried out on the highway, when the protection plate 15 is impacted, the protection plate 15 drives the extrusion spring 17 and drives the straight rod 16 to enter the inside of the buffer groove 18, the rear end of the straight rod 16 is not in contact with the rear end of the inner surface of the buffer groove 18, and under the buffer action of the spring 17, the impact force can be effectively reduced, thereby reducing the damage to the device and the impact object and improving the service performance of the device.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a security protection device of highway construction, includes bracing piece (1), its characterized in that: a connecting rod (2) is fixedly arranged between the two support rods (1) and close to the upper end and the lower end, and a base (11) is fixedly arranged on the lower end surface of each support rod (1);

the inner part of the connecting rod (2) and the inner part of the supporting rod (1) are provided with a movable groove (3) which is communicated, a limiting plate (6) is fixedly arranged in the middle of the interior of the movable groove (3), a screw rod (4) is rotatably arranged between the two limiting plates (6), both ends of the screw rod (4) are in threaded sleeve connection with a movable rod (5), one end of the movable rod (5) close to the screw rod (4) is provided with a thread groove (7), the screw rods (4) are inserted in the thread grooves (7) in a threaded manner, one end of one moving rod (5) far away from the screw rods (4) is provided with a slot (8), one end of the other moving rod (5) far away from the screw rods (4) is fixedly provided with an inserting rod (9), the inserted bar (9) is in interference fit with the slot (8), and two bevel gears (10) in meshed connection are arranged between the two limiting plates (6).

2. The security device of highway construction according to claim 1, wherein: one bevel gear (10) is fixedly arranged at the central position of the screw rod (4), and the rear end surface of the other bevel gear (10) is fixedly provided with an operating rod (14).

3. The security device of highway construction according to claim 1, wherein: guide grooves (12) are formed in the upper end and the lower end of the inner surface of the movable groove (3), guide plates (13) are fixedly mounted at the ends, close to the screw rods (4), of the upper end face and the lower end face of the moving rod (5), and the guide plates (13) correspond to the guide grooves (12) one to one.

4. The security device of highway construction according to claim 1, wherein: a protection plate (15) is arranged between the front end surfaces of the two support rods (1).

5. The security device of highway construction according to claim 4, wherein: the front end face of the supporting rod (1) is provided with a buffer groove (18), a straight rod (16) is fixedly installed at the position, corresponding to the buffer groove (18), of the rear end face of the protection plate (15), and the length of the straight rod (16) is smaller than the depth of the buffer groove (18).

6. The security device of highway construction according to claim 5, wherein: and a spring (17) sleeved on the straight rod (16) is fixedly installed between the rear end surface of the protection plate (15) and the support rod (1).