CN216476680U

CN216476680U - Municipal administration water supply and drainage pipeline deep basal pit excavates and maintains fence

Info

Publication number: CN216476680U
Application number: CN202122818240.0U
Authority: CN
Inventors: 不公告发明人
Original assignee: Zhou Xindui
Current assignee: Zhou Xindui
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-05-10
Anticipated expiration: 2031-11-17

Abstract

The utility model discloses a municipal water supply and drainage pipeline deep foundation pit excavation maintenance guardrail, and belongs to the technical field of drainage construction. A municipal administration water supply and drainage pipeline deep foundation pit excavation maintenance guardrail comprises a moving seat, brake wheels are arranged at four corners of the bottom surface of the moving seat, a cavity is formed in the moving seat, a through groove is formed in the front end of the left side of the cavity, connecting columns are welded at the left end and the right end of the upper side of the moving seat, a connecting assembly is arranged above the connecting column at the left side, a connecting rod is welded at one side of the outer wall of the circumference of the connecting ring, clamping claws are symmetrically hinged to the left end of the connecting rod, clamping hooks are welded on the outer wall of the left side of the clamping claws at the inner side, a clamping block is rotatably connected inside the left side of a hinged seat through a pin shaft, a square clamping ring is rotatably connected to the outer side of the clamping block, and the structures are in close fit with each other, so that the guardrail can move through pushing, connect the arbitrary shape in wall through chucking piece and jack catch, effectually avoided through switching post threaded connection, lead to work load great, extravagant manpower and materials, the extension period's the condition.

Description

Municipal administration water supply and drainage pipeline deep basal pit excavates and maintains fence

Technical Field

The utility model relates to the technical field of drainage construction, in particular to a municipal water supply and drainage pipeline deep foundation pit excavation maintenance guardrail.

Background

Drainage pipe deep basal pit when excavating, puts the slope earlier and excavates, and the slope is according to 1: 1.25 go on, dig 3m deeply, the width is for widening 8m outside the foundation ditch, then carries out foundation ditch enclosure construction again, 1 st ~ 21 paragraph: adopting phi 850SMW construction method piles with the depth of 9-24 m at two sides, inserting 700X300X13X24H section steel, inserting one pile at an interval, arranging crown beams at the tops of the piles, and arranging reinforced concrete supports or phi 609 steel supports; and meanwhile, a phi 800 upright post pile is arranged in the center of the pit, a steel lattice column is arranged on the top of the pile, the connection with a steel support is stable, and sections 22-23 are as follows: adopting slope-releasing excavation construction according to the following steps of 1: 1.25 put the slope, the inside and outside drainage of foundation ditch adopts the tube well, and tube well pore-forming diameter is 800mm, adopts diameter 300 mm's PVC pipe, and wherein hole inner tube well is about 20m apart from, and hole outer tube well is arranged with interval 12 m's mode along foundation ditch border 1m distance. Meanwhile, 400X400 drainage ditches are arranged on the ground around the foundation pit, water collecting wells are arranged at intervals of 20m, and each water collecting well is provided with a centrifugal pump for drainage. The foundation needs to be dug at the initial stage of the construction of the water supply and drainage pipeline, and the outer guardrails are built outside the foundation to avoid pedestrians entering the foundation. The document of prior art publication CN210013557U provides a municipal administration water supply and drainage pipeline deep basal pit excavation dimension guardrail, this maintenance fence sets up a plurality of reference columns and a plurality of spacer assembly, a plurality of reference columns are along the length direction at foundation ditch edge interval arrangement in proper order, the upper end threaded connection of a plurality of switching post one-to-ones and a plurality of reference columns, median between two adjacent switching posts is led to the groove from the bar and is pulled out, pull down the back with a single spacer assembly, under the effect of the elastic restoring force of torsional spring, the median can be retrieved automatically to first connecting pipe in, though the device beneficial effect is more, nevertheless still there is the following problem: this guardrail needs the staff to dismantle at every turn, rethread switching post threaded connection, and drainage pipe deep basal pit engineering is short-term engineering, leads to work load great, extravagant manpower and materials, simultaneously, still need reserve the export after the guardrail encloses into, and the staff can only pass through an export business turn over, can not prefer the convenient shorter route of selection, in view of this, we propose a municipal administration water supply and drainage pipe deep basal pit excavation dimension guardrail.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

The utility model aims to provide a municipal water supply and drainage pipeline deep foundation pit excavation dimensional guardrail to solve the problems in the background technology.

2. Technical scheme

A municipal administration water supply and drainage pipeline deep foundation pit excavation maintenance guardrail comprises a moving seat, brake wheels are arranged at four corners of the bottom surface of the moving seat, a cavity is formed in the moving seat, a through groove is formed in the front end of the left side of the cavity, a push handle is arranged at the left end of the front side of the moving seat, the rear end of the push handle penetrates through the inside of the through groove and extends to the inside of the cavity, a regulating rod is welded at the rear end of the regulating rod, a movable rod is rotatably connected at the front end of the movable rod through a pin shaft, a limiting rod is rotatably connected at the upper side of the limiting rod in a linear equal interval manner through the pin shaft, a plurality of triangular regulating blocks are rotatably connected at the upper side of the triangular regulating blocks at the middle positions of the upper rear ends of the triangular regulating blocks, the upper end of the rotating shaft penetrates through the inner wall of the cavity and extends to the outside, protective guards are welded at the left end and the right end of the upper side of the moving seat, connecting columns are welded at the upper side of the circumferential outer wall, and are provided with annular grooves, be located the left the spliced pole top is equipped with coupling assembling, coupling assembling includes the go-between, go-between circumference outer wall one side welding has the connecting rod, connecting rod left end symmetrical hinge has two jack catchs, is located the inboard jack catch left side outer wall welding has the trip, is located the outside jack catch left side outer wall welding has the free bearing, the inside rotation through the round pin axle in free bearing left side is connected with the chucking piece, the chucking piece outside is rotated and is connected with square snap ring.

Preferably, the middle part of the adjusting rod is rotatably connected with a hole in the bottom surface of the cavity through a pin shaft.

Preferably, the lower end of the rotating shaft penetrates through the inside of the triangular adjusting block, extends to the outside and is rotatably connected with a hole formed in the bottom surface of the inside of the cavity.

Preferably, the connecting ring and the two claws are in sliding connection with the annular groove.

Preferably, the square clamping ring is matched with the clamping hook in a clamping mode.

3. Advantageous effects

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

1. according to the guardrail moving seat, the connecting columns are welded at the left end and the right end of the upper side of the moving seat, the connecting assembly is arranged above the connecting column on the left side, the connecting rod is welded on one side of the outer wall of the circumference of the connecting ring, the clamping jaws are symmetrically hinged to the left end of the connecting rod, the clamping hooks are welded on the outer wall of the left side of the clamping jaws on the inner side, the clamping block is rotatably connected inside the left side of the hinge seat through the pin shaft, the square clamping ring is rotatably connected to the outer side of the clamping block, and the structures are tightly matched, so that the guardrail can be moved by pushing, the clamping blocks and the clamping jaws are connected to form any shape of a surrounding city, and the conditions that the workload is large, the manpower and material resources are wasted, and the construction period is prolonged due to threaded connection of the switching columns are effectively avoided.

2. According to the utility model, the rear end of the pushing handle penetrates through the through groove and extends to the inside of the cavity, the adjusting rod is welded, the upper side of the limiting rod is connected with the plurality of triangular adjusting blocks in a linear equal interval manner through the pin shaft in a rotating manner, the rotating shaft is welded in the middle position of the rear end of the upper side of the triangular adjusting block, the upper end of the rotating shaft penetrates through the inner wall of the cavity and extends to the outside, and the protective guard is welded, so that the protective guard surrounded by the protective guard can be pushed by the pushing handle, meanwhile, the protective guard on one side is opened to serve as an outlet to enter and exit, the condition that a worker can only enter and exit through one outlet and cannot select a short path preferentially is effectively avoided, and the working efficiency is greatly improved.

Drawings

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

FIG. 2 is an expanded view of the overall structure of the present invention;

FIG. 3 is a schematic view of the jaw configuration of the present invention;

FIG. 4 is an enlarged view of the structure at A of the present invention.

The reference numbers in the figures illustrate: 1. a movable seat; 101. a cavity; 102. a through groove; 2. a brake wheel; 3. a push handle; 301. adjusting a rod; 302. a movable rod; 303. a limiting rod; 304. a triangular adjusting block; 305. a rotating shaft; 4. protecting the fence; 5. connecting columns; 501. an annular groove; 6. a connecting assembly; 601. a connecting ring; 602. a connecting rod; 603. a claw; 604. a hook is clamped; 605. hinging seat; 606. a clamping block; 607. a square snap ring.

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 and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

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

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to the drawings, the present invention provides a technical solution:

a municipal administration water supply and drainage pipeline deep foundation pit excavation maintenance guardrail comprises a moving seat 1, brake wheels 2 are arranged at four corners of the bottom surface of the moving seat 1, a cavity 101 is formed in the moving seat 1, a through groove 102 is formed in the front end of the left side of the cavity 101, a push handle 3 is arranged at the left end of the front side of the moving seat 1, the rear end of the push handle 3 penetrates through the inside of the through groove 102 and extends to the inside of the cavity 101, an adjusting rod 301 is welded, the rear end of the adjusting rod 301 is rotatably connected with a movable rod 302 through a pin shaft, the front end of the movable rod 302 is rotatably connected with a limiting rod 303 through a pin shaft, a plurality of triangular adjusting blocks 304 are rotatably connected on the upper side of the limiting rod 303 at equal linear intervals through pin shafts, a rotating shaft 305 is welded in the middle position of the upper rear end of each triangular adjusting block 304, the upper end of the rotating shaft 305 penetrates through the inner wall of the cavity 101 and extends to the outside and is welded with a protective guards 4, connecting posts 5 are welded at the left end and the right end of the upper side of the moving seat 1, an annular groove 501 is formed in the upper side of the outer wall of the connecting post 5, be located left spliced pole 5 top and be equipped with coupling assembling 6, coupling assembling 6 includes go-between 601, the welding of go-between 601 circumference outer wall one side has connecting rod 602, the symmetrical hinge in connecting rod 602 left end has two jack catchs 603, the welding of the jack catch 603 left side outer wall that is located the inboard has trip 604, the welding of the jack catch 603 left side outer wall that is located the outside has free bearing 605, free bearing 605 left side inside is connected with chucking piece 606 through the round pin hub rotation, the outside rotation of chucking piece 606 is connected with square snap ring 607. Closely cooperate between the structure for this guardrail can remove through promoting, connects the arbitrary shape in wall through chucking piece 606 and jack catch 603, and the effectual passing through switching post threaded connection of having avoided leads to the work load great, extravagant manpower and materials, the condition of increase of erection time.

Specifically, the middle part of the adjusting rod 301 is rotatably connected with a hole on the bottom surface of the cavity 101 through a pin shaft. The adjusting rod 301 forms a lever principle to adjust the triangular adjusting block 304.

Further, the lower end of the rotating shaft 305 passes through the inside of the triangular adjusting block 304 and extends to the outside and is rotatably connected with a hole formed in the bottom surface of the inside of the cavity 101. So that the triangular adjusting block 304 can rotate following the rotating shaft 305 and the guard rail 4 can rotate to be opened.

Still further, the connection ring 601 and the two claws 603 are slidably connected to the annular groove 501. The sliding of the annular groove 501 makes it possible to change the shape of the combination at will, thereby adapting to the requirements of construction protection.

Furthermore, the square clamp ring 607 is engaged with the hook 604. So that a plurality of sets of the moving seats 1 and the guard rails 4 can be connected to form a closed space for working.

The working principle is as follows: when the maintenance guardrail needs to be excavated in the municipal water supply and drainage pipeline deep foundation pit, firstly, the maintenance guardrail is pushed to a needed position through the brake wheel 2, the connecting columns 5 are welded at the left end and the right end of the upper side of the movable seat 1, the annular groove 501 is formed in the upper side of the circumferential outer wall of each connecting column 5, the connecting assembly 6 is arranged above the connecting column 5 on the left side, the connecting ring 601 and the two clamping claws 603 are in sliding connection with the annular groove 501, the combined shape of the movable seat can be changed freely through sliding with the annular groove 501, so that the construction protection requirement is met, the square clamping ring 607 is in clamping fit with the clamping hook 604, so that a plurality of groups of the movable seats 1 and the protective railings 4 can be connected, a closed space is formed for working, when an internal worker needs to get in and out a tool and the like, the push handle 3 is pushed, the rear end of the push handle 3 penetrates through the inside of the through groove 102 and extends to the inside of the cavity 101, and is welded with the adjusting rod 301, because the middle part of the adjusting rod 301 is rotationally connected with the hole in the bottom surface of the cavity 101 through a pin shaft, the adjusting rod 301 forms a lever principle, the triangular adjusting block 304 is adjusted, the rear end of the adjusting rod 301 is rotationally connected with the movable rod 302 through a pin shaft, the front end of the movable rod 302 is rotationally connected with the limiting rod 303 through a pin shaft, the upper side of the limiting rod 303 is linearly and equidistantly connected with a plurality of triangular adjusting blocks 304 through pin shaft rotation, because the lower end of the rotating shaft 305 passes through the inside of the triangular adjusting block 304, extends to the outside and is rotationally connected with the hole formed in the bottom surface inside the cavity 101, the triangular adjusting block 304 can rotate along with the rotating shaft 305, the protective guard 4 can rotate and can be opened.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a municipal administration water supply and drainage pipeline deep basal pit excavation dimension guardrail, is including removing seat (1), its characterized in that: the brake wheel (2) is arranged at the four corners of the bottom of the moving seat (1), a cavity (101) is formed in the moving seat (1), a through groove (102) is formed in the front end of the left side of the cavity (101), a pushing handle (3) is arranged at the left end of the front side of the moving seat (1), the rear end of the pushing handle (3) penetrates through the through groove (102) and extends into the cavity (101) and is welded with an adjusting rod (301), the rear end of the adjusting rod (301) is connected with a movable rod (302) in a rotating mode through a pin shaft, the front end of the movable rod (302) is connected with a limiting rod (303) in a rotating mode through a pin shaft, the upper side of the limiting rod (303) is linearly and equidistantly connected with a plurality of triangular adjusting blocks (304) through the pin shaft in a rotating mode, a rotating shaft (305) is welded at the middle position of the upper rear end of the upper side of the triangular adjusting blocks (304), the upper end of the rotating shaft (305) penetrates through the inner wall of the cavity (101) and extends to the outside and is welded with a protective guard (4), moving seat (1) upside left and right sides both ends and all welding have spliced pole (5), ring channel (501) have been seted up to spliced pole (5) circumference outer wall upside, are located the left spliced pole (5) top is equipped with coupling assembling (6), coupling assembling (6) are including go-between (601), the welding of go-between (601) circumference outer wall one side has connecting rod (602), connecting rod (602) left end symmetrical hinge has two jack catchs (603), is located the inboard jack catchs (603) left side outer wall welding has trip (604), is located the outside jack catchs (603) left side outer wall welding has free bearing (605), free bearing (605) left side inside is rotated through the round pin axle and is connected with chucking piece (606), chucking piece (606) outside is rotated and is connected with square snap ring (607).

2. The municipal water supply and drainage pipeline deep foundation pit excavation dimensional guardrail of claim 1, characterized in that: the middle part of the adjusting rod (301) is rotatably connected with a hole in the bottom surface of the cavity (101) through a pin shaft.

3. The municipal water supply and drainage pipeline deep foundation pit excavation dimensional guardrail of claim 1, characterized in that: the lower end of the rotating shaft (305) penetrates through the inside of the triangular adjusting block (304) to extend to the outside and is rotatably connected with a hole formed in the bottom surface of the inside of the cavity (101).

4. The municipal water supply and drainage pipeline deep foundation pit excavation dimensional guardrail of claim 1, characterized in that: the connecting ring (601) and the two clamping jaws (603) are connected with the annular groove (501) in a sliding mode.

5. The municipal water supply and drainage pipeline deep foundation pit excavation dimensional guardrail of claim 1, characterized in that: the square clamping ring (607) is matched with the clamping hook (604) in a clamping way.