CN215407873U

CN215407873U - Town road foundation ditch safety device

Info

Publication number: CN215407873U
Application number: CN202120952846.0U
Authority: CN
Inventors: 余小蛟; 陈远; 张超
Original assignee: Anhui Tongwan Construction Engineering Co ltd
Current assignee: Anhui Tongwan Construction Engineering Co ltd
Priority date: 2021-05-07
Filing date: 2021-05-07
Publication date: 2022-01-04
Anticipated expiration: 2031-05-07

Abstract

The utility model discloses a municipal road foundation pit safety protection device which comprises a box body, wherein bases are installed at four corners of the bottom of the box body, plate bodies are arranged on the left side and the right side of the interior of the box body in a clearance fit mode, one end of each of the two plate bodies is provided with an expanding mechanism, each expanding mechanism comprises a belt, a grooved pulley, first sliding blocks and sliding rails, one end of each of the two first sliding blocks is connected with the corresponding sliding rail in a sliding mode, and one end of each of the two sliding rails is fixedly connected to the left side and the right side of the top of the inner wall of the box body. This town road foundation ditch safety device through the cooperation of handle, first screw rod, thread bush, first slider, slide rail, belt and sheave for the first screw rod of handle accessible drives the thread bush and reciprocates, and the user drags out the plate body through the handrail and enlarges usable floor area, when two belt rebound, makes whole device can expand and contract according to the user demand, has solved the horizontal longer problem of protective fence.

Description

Town road foundation ditch safety device

Technical Field

The utility model relates to the technical field of road foundation pit safety protection, in particular to a municipal road foundation pit safety protection device.

Background

Municipal works refer to municipal facility construction engineering, mainly refer to in urban areas, town planning construction range set up, provide various buildings, structures, equipment, etc. of paid or unpaid public products and services for the resident based on municipal responsibility and obligation, various public infrastructure construction that the city life supports all belong to the municipal works category, such as common urban road, bridge, subway, etc., the maintenance of road is just one kind in the municipal construction, and the construction in the municipal road needs to dig and chisel a large amount of deep basal pits, in order to guarantee the safety of structure construction and basal pit peripheral environment, generally adopt the basal pit safeguard to protect the basal pit.

Although current safety device can protect the foundation ditch, because protective fence is horizontal longer, very inconvenient when puting in or retrieving, and install the device through bolt or inserted bar mostly, because protective device is for building up temporarily mostly, mainly plays the effect of reminding the pedestrian, and this kind of mounting means installation and dismantlement are all more troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a municipal road foundation pit safety protection device to solve the problem that a protective fence in the background technology is long in the transverse direction.

In order to achieve the purpose, the utility model provides the following technical scheme: a municipal road foundation pit safety protection device comprises a box body, wherein bases are installed at four corners of the bottom of the box body, plate bodies are in clearance fit with the left side and the right side of the interior of the box body, and one end of each of the two plate bodies is provided with an expansion mechanism;

the expanding mechanism comprises a belt, a grooved wheel, a first sliding block and a sliding rail;

two the one end of belt rigid coupling respectively in the bottom one end of two plate bodys, two the inner wall of belt all activity links to each other has the sheave, two the inner wall of sheave rotates respectively through the round pin axle and links to each other in the inner wall rear end face left and right sides of box, two the equal rigid coupling of the other end of belt has first slider, two the one end of first slider all slides and links to each other and has the slide rail, two the one end of slide rail rigid coupling respectively in the inner wall top left and right sides of box.

Preferably, a transmission mechanism is arranged in the center of the interior of the box body;

the transmission mechanism comprises a first screw rod, a handle and a threaded sleeve;

the both ends of first screw rod are passed through the bearing and are rotated and link to each other in the inner wall top and the bottom of box, the bottom rigid coupling of first screw rod has the handle, the outer wall threaded connection of first screw rod has the thread bush, the outer wall left and right sides of thread bush rigid coupling respectively in the one end of two first sliders.

Preferably, two the equal rigid coupling in bottom one end of plate body has the second slider, two the outer wall of second slider all slides and links to each other and has first spout, two the inner wall bottom left and right sides with the box is seted up respectively to first spout, two the equal rigid coupling in top of plate body has a plurality of reeds, and is a plurality of the top of reed all supports tightly has the arc wall, and is a plurality of the arc wall is seted up respectively in the inner wall top left and right sides of box.

Preferably, two the equal rigid coupling of preceding terminal surface of plate body has the signboard, two the equal rigid coupling of one end of plate body has the montant, two the equal rigid coupling of preceding terminal surface of montant has the handrail, the left side first recess has all been seted up to the left side top and the bottom of montant, the right side the second recess has all been seted up to the right side top and the bottom of montant.

Preferably, clamping mechanisms are arranged inside the two second grooves;

the clamping mechanism comprises a second screw, a handle, a block body, a second chute and an L-shaped rod;

two the both ends of second screw rod are passed through the bearing and are rotated respectively and link to each other in the inner wall top and the bottom of two second recesses, two the equal rigid coupling in one end of second screw rod has the handle, two the equal screw thread of outer wall of second screw rod links to each other has the block, two the right side of block all slides and links to each other and has the second spout, two the inner wall left side of two second recesses is seted up respectively to the second spout, two the equal rigid coupling in one end of block has L shape pole.

Compared with the prior art, the utility model has the beneficial effects that: the utility model has scientific and reasonable structure and safe and convenient use.

This town road foundation ditch safety device, through the handle, first screw rod, the thread bush, first slider, a slide rail, the cooperation of belt and sheave, make the first screw rod of handle accessible drive the thread bush and reciprocate, slip through slide rail and first slider links to each other, make the first slider of thread bush accessible drive the stable reciprocating of belt, when two belts move down, the user drags out the plate body through the handrail and enlarges usable floor area, when two belts rebound, two plate bodies can be automatic to the inside removal of box, make whole device can expand and contract according to the user demand, the horizontal longer problem of protective fence has been solved.

Through the cooperation of first spout and second slider, when the one end that first screw rod passes through thread bush and first slider drive belt reciprocated, link to each other through the slip of first spout and second slider for the user can drive two plate bodys through two handrails respectively and carry out stable expansion and shrink, great increase its life.

Through the cooperation of second screw rod, handle, block and L shape pole for the handle can drive the second screw rod and rotate, links to each other through the screw thread of second screw rod and block, makes second screw rod accessible block drive L shape pole and reciprocates, when two L shape poles moved to right side handrail direction, two L shape poles can support tightly two first recesses of another this device respectively, make this device can realize quick dismantlement, has solved the installation and has dismantled more troublesome problem.

Drawings

FIG. 1 is a schematic diagram of the connection relationship of the present invention;

FIG. 2 is a cross-sectional structural view of the base, L-shaped bar and armrest of FIG. 1;

FIG. 3 is a schematic structural diagram of the slide rail and the first slider in FIG. 2;

fig. 4 is a schematic structural view of the second screw and the second groove in fig. 2.

In the figure: 1. the box body, 2, the base, 3, the expansion mechanism, 301, the belt, 302, the sheave, 303, first slider, 304, slide rail, 4, drive mechanism, 401, first screw rod, 402, the handle, 403, the thread bush, 5, latch mechanism, 501, the second screw rod, 502, the handle, 503, the block, 504, the second spout, 505, the L-shaped pole, 6, the plate body, 7, the montant, 8, the first recess, 9, the second recess, 10, the first spout, 11, the second slider, 12, the signboard, 13, the handrail, 14, the arc wall, 15, the reed.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a municipal road foundation pit safety protection device comprises a box body 1, wherein four corners at the bottom of the box body 1 are provided with bases 2, the left side and the right side inside the box body 1 are respectively provided with a plate body 6 in a clearance fit mode, the left side and the right side of the box body 1 are both provided with an open design so as to facilitate the left and right movement of the plate bodies 6, one end of each of two plate bodies 6 is provided with an expanding mechanism 3, each expanding mechanism 3 comprises a belt 301, a sheave 302, a first sliding block 303 and a sliding rail 304, one end of each of two belts 301 is respectively fixedly connected with one end of the bottom of each of two plate bodies 6, the inner walls of the two belts 301 are respectively movably connected with the sheave 302, the inner walls of the two sheaves 302 are respectively rotatably connected with the left side and the right side of the rear end surface of the inner wall of the box body 1 through pin shafts, the sheave 302 is movably connected with the belts 301, so that the sheave 302 can change the stress direction of the belts 301, the other ends of the two belts 301 are respectively fixedly connected with the first sliding blocks 303, one end of the two first sliding rails 304 is connected with each other sliding rail, one end of each of the two slide rails 304 is fixedly connected to the left side and the right side of the top of the inner wall of the box body 1 respectively, and is connected with the first slide block 303 in a sliding manner through the slide rails 304, so that one end of the belt 301 can stably move up and down.

The transmission mechanism 4 is arranged in the center of the interior of the box body 1, the transmission mechanism 4 comprises a first screw 401, a handle 402 and a threaded sleeve 403, two ends of the first screw 401 are rotatably connected with the top and the bottom of the inner wall of the box body 1 through bearings, the bottom of the first screw 401 is fixedly connected with the handle 402, the handle 402 can drive the first screw 401 to rotate, the outer wall of the first screw 401 is in threaded connection with the threaded sleeve 403, the left and right sides of the outer wall of the threaded sleeve 403 are respectively fixedly connected with one end of the two first sliding blocks 303, the first screw 401 can drive the two first sliding blocks 303 to move up and down through the threaded sleeve 403, one end of the belt 301 can move up and down, one end of the bottom of the two plate bodies 6 is fixedly connected with the second sliding blocks 11, the outer walls of the two second sliding blocks 11 are respectively connected with a first sliding chute 10, the two first sliding chutes 10 are respectively arranged on the left and right sides of the bottom of the inner wall of the box body 1, so that the plate bodies 6 can stably move left and right through the sliding connection of the first sliding chutes 10 and the second sliding blocks 11, the equal rigid coupling in top of two plate bodys 6 has a plurality of reeds 15, the top of a plurality of reeds 15 is all supported tightly has arc wall 14, the inner wall top left and right sides in box 1 is seted up respectively to a plurality of arc wall 14, support tightly with a plurality of arc wall 14 each other through a plurality of reeds 15 respectively, make plate body 6 can play relatively fixed's effect when moving to the outside, the equal rigid coupling of preceding terminal surface of two plate bodys 6 has signboard 12, can play the effect of reminding the star people, the equal rigid coupling in one end of two plate bodys 6 has montant 7, the equal rigid coupling of preceding terminal surface of two montant 7 has handrail 13, convenient to use person drags out the outside of box 1 with plate body 6, first recess 8 has all been seted up to left side top and the bottom of left side montant 7, second recess 9 has all been seted up to right side top and the bottom of right side montant 7, so that clamping mechanism 5 is installed.

The clamping mechanism 5 is arranged inside each of the two second grooves 9, the clamping mechanism 5 includes a second screw 501, a handle 502, a block 503, a second chute 504 and an L-shaped rod 505, two ends of the two second screws 501 are respectively connected to the top and the bottom of the inner wall of the two second grooves 9 through bearings in a rotating manner, one end of each of the two second screws 501 is fixedly connected with the handle 502, so that the handle 502 can drive the second screws 501 to rotate, the outer walls of the two second screws 501 are respectively connected with the block 503 in a threaded manner, the right sides of the two blocks 503 are respectively connected with the second chute 504 in a sliding manner, the second screws 501 can drive the block 503 to stably move up and down through the sliding connection of the block 503 and the second chute 504, the two second chutes 504 are respectively arranged on the left sides of the inner walls of the two second grooves 9, one end of each of the two blocks 503 is fixedly connected with the L-shaped rod 505, so that the L-shaped rod 505 can tightly press against the first groove of another device, to facilitate quick installation and removal.

When using this town road foundation ditch safety device, the user rotates handle 402, make handle 402 accessible first screw rod 401 drive thread bush 403 and reciprocate, it links to each other to slide through slide rail 304 and first slider 303, make thread bush 403 accessible first slider 303 drive stable reciprocating of belt 301, when two belts 301 remove downwards, the user drags plate body 6 out through handrail 13 and enlarges the usable floor area, when two belts 301 remove upwards, two plate bodies 6 can be automatic to the inside removal of box 1, make two plate bodies 6 expand and contract according to the user demand, the horizontal longer problem of protective fence has been solved. When two plate bodies 6 open up the time, the user rotates handle 502, make handle 502 can drive second screw rod 501 and rotate, the screw thread through second screw rod 501 and block 503 links to each other, make second screw rod 501 accessible block 503 drive L shape pole 505 and reciprocate, when two L shape poles 505 removed to right side handrail 13 direction, two L shape poles 505 can support tightly two first recesses 8 of another this device respectively, make this device realize quick dismantlement, the problem of installation and dismantlement are more troublesome has been solved.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a town road foundation ditch safety device, includes box (1), base (2) are installed in the bottom four corners of box (1), the equal clearance fit in the inside left and right sides of box (1) has plate body (6), its characterized in that: one end of each of the two plate bodies (6) is provided with an expansion mechanism (3);

the expanding mechanism (3) comprises a belt (301), a grooved pulley (302), a first sliding block (303) and a sliding rail (304);

two the one end of belt (301) rigid coupling respectively in the bottom one end of two plate bodys (6), two the inner wall of belt (301) all activity links to each other has sheave (302), two the inner wall of sheave (302) rotates respectively through the round pin axle and links to each other in the inner wall rear end face left and right sides of box (1), two the equal rigid coupling of the other end of belt (301) has first slider (303), two the one end of first slider (303) all slides and links to each other has slide rail (304), two the one end difference rigid coupling of slide rail (304) is in the inner wall top left and right sides of box (1).

2. The municipal road foundation pit safety device of claim 1, wherein: a transmission mechanism (4) is arranged in the center of the interior of the box body (1);

the transmission mechanism (4) comprises a first screw rod (401), a handle (402) and a threaded sleeve (403);

the both ends of first screw rod (401) are passed through the bearing and are rotated and link to each other in the inner wall top and the bottom of box (1), the bottom rigid coupling of first screw rod (401) has handle (402), the outer wall threaded connection of first screw rod (401) has thread bush (403), the outer wall left and right sides of thread bush (403) rigid coupling respectively in the one end of two first sliders (303).

3. The municipal road foundation pit safety device of claim 1, wherein: two the equal rigid coupling in bottom one end of plate body (6) has second slider (11), two the outer wall of second slider (11) all slides and links to each other and has first spout (10), two inner wall bottom left and right sides with box (1) is seted up respectively in first spout (10), two the equal rigid coupling in top of plate body (6) has a plurality of reeds (15), and is a plurality of the top of reed (15) all supports tightly has arc wall (14), and is a plurality of the inner wall top left and right sides of box (1) is seted up respectively in arc wall (14).

4. The municipal road foundation pit safety device of claim 1, wherein: two the equal rigid coupling of preceding terminal surface of plate body (6) has signboard (12), two the equal rigid coupling of one end of plate body (6) has montant (7), two the equal rigid coupling of preceding terminal surface of montant (7) has handrail (13), the left side first recess (8), right side have all been seted up to the left side top and the bottom of montant (7) second recess (9) have all been seted up to the right side top and the bottom of montant (7).

5. The municipal road foundation pit safety device of claim 4, wherein: clamping mechanisms (5) are arranged inside the two second grooves (9);

the clamping mechanism (5) comprises a second screw rod (501), a handle (502), a block body (503), a second sliding groove (504) and an L-shaped rod (505);

two the both ends of second screw rod (501) are passed through the bearing and are rotated respectively and link to each other in the inner wall top and the bottom of two second recesses (9), two the equal rigid coupling in one end of second screw rod (501) has handle (502), two the equal screw thread of outer wall of second screw rod (501) links to each other block (503), two the right side of block (503) all slides and links to each other second spout (504), two the inner wall left side of two second recesses (9), two are seted up respectively in second spout (504) the equal rigid coupling in one end of block (503) has L shape pole (505).