CN216336455U

CN216336455U - Lifting maintenance device for traffic engineering

Info

Publication number: CN216336455U
Application number: CN202122630600.4U
Authority: CN
Inventors: 周传政
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-30
Filing date: 2021-10-30
Publication date: 2022-04-19
Anticipated expiration: 2031-10-30

Abstract

The utility model provides a lifting maintenance device for traffic engineering, which comprises a bottom box, wherein a lifting plate is connected right above the bottom box through a lifting mechanism, and a maintenance platform is arranged at the top of the lifting plate; a first fixing ring is arranged at the bottom of the lifting plate, and a second fixing ring corresponding to the first fixing ring is arranged at the outer top of the bottom box; the first fixing ring is detachably sleeved with a first connecting ring, the second fixing ring is detachably sleeved with a second connecting ring, and a protective corrugated pipe is connected between the first connecting ring and the second connecting ring; the utility model has simple structure, reasonable design, higher safety and better use effect, and can shield and protect the space below the maintenance platform.

Description

Lifting maintenance device for traffic engineering

Technical Field

The utility model relates to a lifting maintenance device, in particular to a lifting maintenance device for traffic engineering.

Background

In the construction process of traffic engineering, a lifting maintenance device is often used for installing and maintaining traffic equipment. The existing lifting maintenance device generally drives a maintenance platform to lift through a lifting mechanism, and when the maintenance platform is used, the maintenance platform is often much higher than the ground.

However, in the using process, when the maintenance platform is located at a high position, the lower part of the maintenance platform is in an unprotected state, and when workers on the ground approach the maintenance platform carelessly, the workers are easily extruded to cause safety accidents, so that the maintenance platform is not beneficial to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a lifting maintenance device for traffic engineering, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a lifting maintenance device for traffic engineering comprises a bottom box, wherein a lifting plate is connected right above the bottom box through a lifting mechanism, and a maintenance platform is arranged at the top of the lifting plate; a first fixing ring is arranged at the bottom of the lifting plate, and a second fixing ring corresponding to the first fixing ring is arranged at the outer top of the bottom box;

the first fixing ring is detachably sleeved with a first connecting ring, the second fixing ring is detachably sleeved with a second connecting ring, and a protective corrugated pipe is connected between the first connecting ring and the second connecting ring.

As a further scheme of the utility model: the lifting mechanism comprises screw sleeves arranged on two sides of the lifting plate, screw rods are connected with the screw sleeves in an internal thread mode, the screw rods are arranged in the vertical direction, the lower ends of the screw rods are matched with the shaft seats through bearings and are rotatably connected with the inner bottom of the bottom box, and driving units connected with the screw rods in a linkage mode are arranged in the bottom box.

As a further scheme of the utility model: the outer top of under casing is equipped with the protective housing that sets up along vertical direction, the screw rod is located the protective housing and the upper end is connected with the protective housing rotation through the cooperation of bearing and axle bed, offers the bar hole that suits with the lifter plate on the lateral wall of protective housing.

As a further scheme of the utility model: the driving unit comprises a rotating shaft which is arranged along the horizontal direction and is in rotating connection with the bottom box through matching of a bearing and a shaft seat, a first bevel gear is arranged at the lower end near end of the screw rod, a second bevel gear meshed with the first bevel gear is arranged on the rotating shaft, and a servo motor which is in linkage connection with the rotating shaft is arranged outside the bottom box.

As a further scheme of the utility model: limiting holes are formed in two sides of the first connecting ring, mounting cavities are formed in two sides of the first fixing ring, limiting rods are connected in the mounting cavities through telescopic springs, and the limiting rods penetrate through the limiting holes in a movable mode in the horizontal direction; the first connecting ring is detachably connected with the first fixing ring through the matching of the limiting hole, the telescopic spring and the limiting rod;

the detachable connection structure between the second connection ring and the second fixing ring is the same as the detachable connection structure between the first connection ring and the first fixing ring.

As a further scheme of the utility model: the upper end of the first connecting ring is provided with a first round table-shaped guide groove with a large upper part and a small lower part, and the lower end of the second connecting ring is provided with a second round table-shaped guide groove with a large lower part and a small upper part.

Compared with the prior art, the utility model has the beneficial effects that:

after the structure is adopted, the first fixing ring, the second fixing ring, the first connecting ring, the second connecting ring and the protective corrugated pipe are matched with each other, so that the space below the maintenance platform can be shielded and protected when the protective corrugated pipe is used, potential safety hazards caused by ground personnel entering the space below the maintenance platform by mistake are avoided, safety accidents are not easy to happen, and the protective corrugated pipe is beneficial to use. The utility model has simple structure, reasonable design, higher safety and better use effect, and can shield and protect the space below the maintenance platform.

Drawings

Fig. 1 is a front view of a lifting maintenance device for traffic engineering.

Fig. 2 is a schematic structural diagram of the interior of a lifting maintenance device for traffic engineering.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

In the figure: 1. a bottom box; 2. a lifting mechanism; 201. a threaded sleeve; 202. a screw; 203. a protective box; 204. a strip-shaped hole; 205. a rotating shaft; 206. a first bevel gear; 207. a second bevel gear; 208. a servo motor; 3. a lifting plate; 4. a maintenance platform; 5. a first retaining ring; 6. a first connecting ring; 7. a protective bellows; 8. a limiting hole; 9. a mounting cavity; 10. a tension spring; 11. a limiting rod.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1-3, a lifting maintenance device for traffic engineering comprises a bottom case 1, a lifting plate 3 is connected right above the bottom case 1 through a lifting mechanism 2, a maintenance platform 4 is arranged on the top of the lifting plate 3, and the maintenance platform 4 can be driven to lift, so as to install or maintain traffic equipment; a first fixing ring 5 is arranged at the bottom of the lifting plate 3, and a second fixing ring corresponding to the first fixing ring 5 is arranged at the outer top of the bottom box 1; the first fixing ring 5 is detachably sleeved with a first connecting ring 6, the second fixing ring is detachably sleeved with a second connecting ring, and a protective corrugated pipe 7 is connected between the first connecting ring 6 and the second connecting ring. Through mutually supporting of the first solid fixed ring 5, the second solid fixed ring, first connecting ring 6, second go-between and the protection bellows 7 that set up, when using, can shelter from, protect the space of maintenance platform 4 below to avoid the potential safety hazard that the personnel mistake in ground went into maintenance platform 4 below and bring, difficult emergence incident does benefit to the use.

The lifting mechanism 2 comprises screw sleeves 201 arranged on two sides of the lifting plate 3, screw rods 202 are connected with the screw sleeves 201 through internal threads, each screw rod 202 is arranged along the vertical direction, the lower end of each screw rod 202 is matched with the inner bottom of the bottom box 1 through a bearing and a shaft seat to be connected with the inner bottom of the bottom box 1 in a rotating mode, and a driving unit connected with each screw rod 202 in a linkage mode is arranged in the bottom box 1. Adopt swivel nut 201 and screw rod 202 complex mode, go up and down to maintenance platform 4, the operation is stable, and difficult emergence extrusion accident, the security is higher.

Further, the outer top of under casing 1 is equipped with the protective housing 203 that sets up along vertical direction, screw rod 202 is located protective housing 203 and the upper end is rotated with protective housing 203 through the cooperation of bearing and axle bed and is connected, offers the bar hole 204 that suits with lifter plate 3 on the lateral wall of protective housing 203, can protect screw rod 202, avoids external object to contact screw rod 202, improves the security.

Further, the driving unit comprises a rotating shaft 205 which is arranged along the horizontal direction and is rotatably connected with the bottom box 1 through a bearing and a shaft seat in a matching manner, a first bevel gear 206 is arranged at the lower end portion of the screw 202, a second bevel gear 207 meshed with the first bevel gear 206 is arranged on the rotating shaft 205, and a servo motor 208 which is in linkage connection with the rotating shaft 205 is arranged outside the bottom box 1 and can drive the screw 202 to rotate forwards or backwards, so that the height of the maintenance platform 4 is adjusted.

Specifically, two sides of the first connecting ring 6 are provided with limiting holes 8, two sides of the first fixing ring 5 are provided with mounting cavities 9, each mounting cavity 9 is connected with a limiting rod 11 through a telescopic spring 10, and the limiting rods 11 movably penetrate through the limiting holes 8 along the horizontal direction; the first connecting ring 6 is detachably connected with the first fixing ring 5 through the matching of the limiting hole 8, the telescopic spring 10 and the limiting rod 11; the detachable connecting structure between the second connecting ring and the second fixing ring is the same as the detachable connecting structure between the first connecting ring and the first fixing ring, the protection corrugated pipe 7 can be conveniently replaced, and the detachable connecting structure is simple in operation and convenient to use.

Furthermore, the upper end of the first connecting ring 6 is provided with a first round platform-shaped guide groove with a large upper part and a small lower part, so that the first fixing ring 5 can be conveniently sleeved with the first round platform-shaped guide groove, and the lower end of the second connecting ring is provided with a second round platform-shaped guide groove with a large lower part and a small upper part, so that the second fixing ring can be conveniently sleeved with the second round platform-shaped guide groove.

The working principle of the utility model is as follows: during the use, the staff stands on maintenance platform 4, then through the cooperation of elevating system 2 and lifter plate 3, drives maintenance platform 4 and goes up and down to install or maintain the transportation equipment. In the lifting process, the space below the maintainable platform 4 can be shielded and protected by the cooperation of the first fixing ring, the second fixing ring, the first connecting ring, the second connecting ring and the protective corrugated pipe 7, so that the space below the maintainable platform 4 is prevented from being mistakenly entered by the workers on the ground.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A lifting maintenance device for traffic engineering comprises a bottom case (1) and is characterized in that a lifting plate (3) is connected right above the bottom case (1) through a lifting mechanism (2), and a maintenance platform (4) is arranged at the top of the lifting plate (3); a first fixing ring (5) is arranged at the bottom of the lifting plate (3), and a second fixing ring corresponding to the first fixing ring (5) is arranged at the outer top of the bottom box (1);

the first fixing ring (5) is detachably sleeved with a first connecting ring (6), the second fixing ring is detachably sleeved with a second connecting ring, and a protective corrugated pipe (7) is connected between the first connecting ring (6) and the second connecting ring.

2. The lifting maintenance device for traffic engineering according to claim 1, characterized in that the lifting mechanism (2) comprises threaded sleeves (201) arranged on both sides of the lifting plate (3), a screw (202) is connected in each threaded sleeve (201) in a threaded manner, each screw (202) is arranged along a vertical direction, the lower end of each screw is rotatably connected with the inner bottom of the bottom box (1) through a bearing and a shaft seat in a matching manner, and a driving unit which is connected with each screw (202) in a linkage manner is arranged in the bottom box (1).

3. The lifting maintenance device for traffic engineering according to claim 2, characterized in that a protective box (203) is arranged along the vertical direction at the outer top of the bottom box (1), the screw (202) is positioned in the protective box (203), the upper end of the screw is rotatably connected with the protective box (203) through the matching of a bearing and a shaft seat, and a strip-shaped hole (204) matched with the lifting plate (3) is formed in the side wall of the protective box (203).

4. The lifting maintenance device for traffic engineering according to claim 2, characterized in that the driving unit comprises a rotating shaft (205) arranged along the horizontal direction and rotatably connected with the bottom box (1) through a bearing and a shaft seat, a first bevel gear (206) is arranged at the lower end of the screw (202), a second bevel gear (207) meshed with the first bevel gear (206) is arranged on the rotating shaft (205), and a servo motor (208) linked with the rotating shaft (205) is arranged outside the bottom box (1).

5. The lifting maintenance device for traffic engineering according to claim 1, wherein the first connecting ring (6) is provided with limiting holes (8) at two sides, the first fixing ring (5) is provided with mounting cavities (9) at two sides, each mounting cavity (9) is connected with a limiting rod (11) through a telescopic spring (10), and the limiting rods (11) movably pass through the limiting holes (8) along the horizontal direction; the first connecting ring (6) is detachably connected with the first fixing ring (5) through the matching of the limiting hole (8), the telescopic spring (10) and the limiting rod (11);

the detachable coupling structure between the second coupling ring and the second fixing ring is the same as the detachable coupling structure between the first coupling ring () and the first fixing ring ().

6. The lifting maintenance device for traffic engineering according to claim 5, characterized in that the upper end of the first connecting ring (6) is provided with a first circular truncated cone-shaped guide groove with a large upper part and a small lower part, and the lower end of the second connecting ring is provided with a second circular truncated cone-shaped guide groove with a large lower part and a small upper part.