CN211900019U

CN211900019U - Municipal administration highway engineering is with portable guardrail of preventing wearing

Info

Publication number: CN211900019U
Application number: CN202020148867.2U
Authority: CN
Inventors: 刘科荣
Original assignee: Guangxi Ligui Construction Engineering Co Ltd
Current assignee: Guangxi Ligui Construction Engineering Co Ltd
Priority date: 2020-02-01
Filing date: 2020-02-01
Publication date: 2020-11-10
Anticipated expiration: 2030-02-01

Abstract

The utility model discloses a guardrail is prevented wearing by portable for municipal highway engineering belongs to municipal works technical field. The utility model provides a guardrail is prevented wearing by portable for municipal administration highway engineering, includes the mount pad, and the cavity has been seted up to mount pad middle part bottom surface, is equipped with wheel components in the cavity, and the mount pad bottom surface has been close to front and back both sides edge symmetry and has been seted up two and has been accomodate the groove, accomodates the inslot and is equipped with the extension subassembly. The utility model utilizes the threaded connection of the adjusting bolt and the mounting seat, so that when the adjusting bolt is screwed out upwards, the brake wheel is retracted into the wheel groove; when the adjusting bolt is screwed downwards, the brake wheel extends out of the wheel groove and jacks up the mounting seat, so that the sliding of the mounting seat is facilitated; the utility model discloses still utilize wheel components's up-and-down motion to drive extension subassembly and stretch out or retract, and then make the mount pad when static, the brake wheel is drawn in the race, and extension subassembly stretches out, increases the area of contact on mount pad and ground, thereby improves stability.

Description

Municipal administration highway engineering is with portable guardrail of preventing wearing

Technical Field

The utility model relates to a municipal works technical field, more specifically say, relate to a guardrail is prevented wearing with portable to municipal highway engineering.

Background

In municipal engineering construction, because construction work can not receive external influence, so generally can adopt the guardrail of preventing wearing to block non-constructor's entering, outside non-constructor just can not get into the construction region like this. Patent document with publication number CN201721358004.2 among the prior art provides a guardrail is prevented wearing by movable type that municipal highway engineering used, has set up hydro-cylinder and movable post, and the oil pressure in the hydro-cylinder is moving upward the movable post, can realize adjusting this height of preventing wearing the guardrail, adapts to different projects, after the construction, through rotating the guardrail base, not only can fold the guardrail and can also change the shape of guardrail along with the shape change of work area, through promoting the guardrail, make the auto-lock wheel rotate, drive this guardrail and remove. Although the device has more beneficial effects, the following problems still exist: the existing guardrail base is simple in structure, self-locking wheels convenient to move are installed, but the self-locking wheels are prone to rusting after being exposed outside for a long time, the service life is prolonged, the stability of the guardrail base is still to be improved, and accordingly, the movable anti-penetrating guardrail for the municipal highway engineering is provided.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide a guardrail is prevented wearing with portable to municipal highway engineering to solve the problem that proposes among the above-mentioned background art.

2. Technical scheme

The utility model provides a guardrail is prevented wearing by portable for municipal highway engineering, includes the mount pad and the mount pad top surface is linear equidistant welding has a plurality of railings, the cavity has been seted up to mount pad middle part bottom surface, be equipped with wheel components in the cavity, the mount pad bottom surface has been close to the front and back both sides edge symmetry and has been seted up two and has been accomodate the groove, it is equipped with the extension subassembly to accomodate the inslot, extend subassembly inner and wheel components middle part sliding connection.

Preferably, two wheel grooves are symmetrically formed in the end portions of the left side and the right side of the cavity, and two guide grooves are symmetrically formed in the inner walls of the front side and the rear side of each wheel groove.

Preferably, the roller assembly comprises a pressing plate arranged in the cavity, two brake wheels are symmetrically embedded at the left end and the right end of the pressing plate, the brake wheels are limited in wheel grooves, two guide bars are symmetrically welded on the outer walls of the front side and the rear side of each brake wheel, and the outer sides of the guide bars are in sliding fit with the inner sides of the guide grooves.

Preferably, the roller assembly further comprises an adjusting bolt arranged on the top surface of the mounting seat, and the lower end of the adjusting bolt penetrates through the top surface of the mounting seat, extends into the cavity and is rotatably connected with a rotating seat welded on the top surface of the pressing plate.

Preferably, two sliding grooves are symmetrically formed in the top surface of the pressing plate close to the edges of the front side and the rear side, and the sliding grooves are inclined groove.

Preferably, the extension assembly comprises an extension seat arranged inside the accommodating groove, two guide pillars are symmetrically welded to the inner wall of the extension seat, and the inner ends of the guide pillars penetrate through the inner wall of the accommodating groove and extend into the cavity.

Preferably, the extension assembly further comprises a sliding seat arranged in the sliding groove, a slope surface in sliding fit with the sliding groove is formed at the lower end of the sliding seat, the end surface of the outer side of the sliding seat is tightly welded with the inner end of the guide pillar, and a spring is sleeved on the guide pillar relative to the position inside the cavity.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses a cavity is opened on the bottom surface of the mounting seat, the roller components are arranged in the cavity, and the adjusting bolt is connected with the screw thread of the mounting seat, so that when the adjusting bolt is screwed out upwards, the brake wheel is retracted into the wheel groove; when the adjusting bolt is screwed downwards, the brake wheel extends out of the wheel groove and jacks up the mounting seat, so that the mounting seat can slide conveniently.

2. The utility model discloses still two grooves of accomodating have been seted up in the butt symmetry around the mount pad, are being equipped with extension subassembly in accomodating the inslot, utilize wheel components's up-and-down motion to drive extension subassembly and stretch out or retract, and then make the mount pad when static, the brake wheel is received in the race, and extension subassembly stretches out, increases the area of contact on mount pad and ground, thereby improves stability.

Drawings

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

fig. 2 is a schematic bottom view of the overall structure of the present invention;

FIG. 3 is a schematic view of the overall structure of the present invention;

FIG. 4 is a schematic cross-sectional view of the overall structure of the present invention;

FIG. 5 is a schematic diagram of the present invention showing a disassembled part of the structure;

the reference numbers in the figures illustrate: 1. a mounting seat; 2. a roller assembly; 3. an extension assembly; 101. a cavity; 102. a receiving groove; 103. a wheel groove; 104. a guide groove; 201. pressing a plate; 202. a brake wheel; 203. conducting bars; 204. adjusting the bolt; 205. a rotating seat; 206. a chute; 301. an extension base; 302. a guide post; 303. a sliding seat; 304. a slope surface; 305. a spring.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention provides a technical solution:

the utility model provides a guardrail is prevented wearing by portable for town road engineering, includes

mount pad

1 and 1 top surface of mount pad is linear equidistant welding has a plurality of railings, and cavity 101 has been seted up to 1 middle part bottom surface of mount pad, is equipped with wheel components 2 in the

cavity

101, and 1 bottom surface of mount pad has been close to the front and back both sides edge symmetry and has been seted up two and has been accomodate groove 102, is equipped with extension subassembly 3 in accomodating groove 102, extension subassembly 3 the inner and wheel components 2 middle part sliding connection.

Two wheel grooves 103 are symmetrically formed in the end portions of the left side and the right side of the cavity 101, and two guide grooves 104 are symmetrically formed in the inner walls of the front side and the rear side of the wheel grooves 103.

The roller component 2 comprises a pressing plate 201 arranged in the cavity 101, two brake wheels 202 are symmetrically embedded at the left end and the right end of the pressing plate 201, the brake wheels 202 are limited in the wheel grooves 103, two guide bars 203 are symmetrically welded on the outer walls of the front side and the rear side of the brake wheels 202, and the outer sides of the guide bars 203 are in sliding fit with the inner sides of the guide grooves 104.

The roller assembly 2 further comprises an adjusting bolt 204 arranged on the top surface of the mounting base 1, and the lower end of the adjusting bolt 204 passes through the top surface of the mounting base 1 and extends into the cavity 101, and is rotatably connected with a rotating base 205 welded on the top surface of the pressing plate 201. It is worth to say that, in the present invention, the lower end of the adjusting bolt 204 is limited inside the rotating seat 205 of the cylinder through the limiting protrusion.

Two sliding grooves 206 are symmetrically formed in the top surface of the pressing plate 201 close to the front edge and the rear edge, and the sliding grooves 206 are inclined grooves.

The extension assembly 3 comprises an extension base 301 arranged inside the accommodating groove 102, two guide posts 302 are symmetrically welded on the inner wall of the extension base 301, and the inner ends of the guide posts 302 penetrate through the inner wall of the accommodating groove 102 and extend into the cavity 101.

The extension assembly 3 further includes a sliding seat 303 disposed in the sliding groove 206, a slope 304 slidably engaged with the sliding groove 206 is disposed at a lower end of the sliding seat 303, an outer end surface of the sliding seat 303 is tightly welded to an inner end of the guide pillar 302, and a spring 305 is sleeved on the guide pillar 302 relative to the inner portion of the cavity 101.

The working principle is as follows: when the anti-penetration guardrail is pushed to a fixed position, the adjusting bolt 204 is rotated, so that the adjusting bolt 204 is screwed out upwards, at the moment, the rotating seat 205 which rotates in a limiting way with the adjusting bolt 204 drives the pressing plate 201 to move upwards in the cavity 101, the pressing plate 201 drives the two brake wheels 202 at the left and right end parts to slide upwards along the guide groove 104, so that the brake wheels 202 are retracted into the wheel groove 103, at the moment, the bottom surface of the mounting seat 1 is contacted with the bottom surface, and the mounting seat 1 is convenient to fix; meanwhile, when the pressing plate 201 moves upward, the sliding grooves 206 at the front and rear ends of the pressing plate 201 press the sliding seats 303 slidably connected therewith, the sliding seats 303 are pressed to move outward, at this time, the guide posts 302 slide relative to the mounting seat 1, and the springs 305 sleeved at the inner ends of the guide posts 302 are stressed and compressed until the sliding seats 303 push the guide posts 302, and the guide posts 302 push the extension seats 301 to extend out of the accommodating grooves 102.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a guardrail is prevented wearing by portable for town road engineering, includes mount pad (1) and mount pad (1) top surface is linear equidistant welding has a plurality of railings, its characterized in that: cavity (101) have been seted up to mount pad (1) middle part bottom surface, be equipped with wheel components (2) in cavity (101), two grooves (102) of accomodating have been seted up to both sides edge symmetry around mount pad (1) bottom surface is close to, be equipped with extension subassembly (3) in accomodating groove (102), extension subassembly (3) inner and wheel components (2) middle part sliding connection.

2. The movable penetration-preventing guardrail for the municipal road engineering according to claim 1, characterized in that: two wheel grooves (103) are symmetrically formed in the end portions of the left side and the right side of the cavity (101), and two guide grooves (104) are symmetrically formed in the inner walls of the front side and the rear side of the wheel grooves (103).

3. The movable penetration-preventing guardrail for the municipal road engineering according to claim 2, characterized in that: roller subassembly (2) are including locating inside clamp plate (201) of cavity (101), both ends symmetry inlays and is equipped with two brake wheels (202) about clamp plate (201), brake wheel (202) are spacing in race (103), and the outside wall symmetry welding has two gibs (203) around brake wheel (202), gib (203) outside and guide slot (104) inboard sliding fit.

4. The movable penetration-preventing guardrail for the municipal road engineering according to claim 3, wherein: the roller assembly (2) further comprises an adjusting bolt (204) arranged on the top surface of the mounting seat (1), and the lower end of the adjusting bolt (204) penetrates through the top surface of the mounting seat (1) to extend into the cavity (101) and is rotatably connected with a rotating seat (205) welded on the top surface of the pressing plate (201).

5. The movable penetration-preventing guardrail for the municipal road engineering according to claim 3, wherein: two sliding grooves (206) are symmetrically formed in the top surface of the pressing plate (201) close to the edges of the front side and the rear side, and the sliding grooves (206) are inclined groove.

6. The movable penetration-preventing guardrail for the municipal road engineering according to claim 5, wherein: the extension assembly (3) comprises an extension seat (301) arranged inside the accommodating groove (102), two guide pillars (302) are symmetrically welded to the inner wall of the extension seat (301), and the inner ends of the guide pillars (302) penetrate through the inner wall of the accommodating groove (102) and extend into the cavity (101).

7. The movable penetration-preventing guardrail for the municipal road engineering according to claim 6, wherein: the extension assembly (3) further comprises a sliding seat (303) arranged in the sliding groove (206), a slope (304) in sliding fit with the sliding groove (206) is formed at the lower end of the sliding seat (303), the end face of the outer side of the sliding seat (303) is tightly welded with the inner end of the guide pillar (302), and a spring (305) is sleeved on the guide pillar (302) in a position opposite to the inner part of the cavity (101).