CN216690455U - Foundation pit operation safety protection support - Google Patents
Foundation pit operation safety protection support Download PDFInfo
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- CN216690455U CN216690455U CN202122930813.9U CN202122930813U CN216690455U CN 216690455 U CN216690455 U CN 216690455U CN 202122930813 U CN202122930813 U CN 202122930813U CN 216690455 U CN216690455 U CN 216690455U
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- foundation pit
- cage
- protection
- cross beam
- safety protection
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- 230000001681 protective effect Effects 0.000 claims abstract description 20
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 230000000903 blocking effect Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 16
- 239000000463 material Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/23—Dune restoration or creation; Cliff stabilisation
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Abstract
The utility model relates to the field of foundation pit construction, in particular to a safety protection bracket for foundation pit operation. The protective cage is used for covering and protecting constructors, and a plurality of moving wheels are arranged at the bottom of the protective cage to drive the protective cage to move along a foundation pit; the left side and the right side of the protection cage are provided with protection plates, the distance between the left side and the right side can be adjusted, and the front side and the rear side of the protection cage are open; the top of the protective cage is provided with a triangular ceiling, the ceiling comprises a left roof and a right roof, the upper edges of the two roofs are hinged with each other, and the lower edges of the roofs are hinged with the tops of the left side and the right side of the protective cage; the protective cage newspaper comprises a front door-shaped frame and a rear door-shaped frame, the two door-shaped frames are connected through a plurality of side connecting rods, and the upper cross beam of each door-shaped frame is a telescopic rod, and the length of the upper cross beam can be adjusted.
Description
Technical Field
The utility model relates to the field of foundation pit construction, in particular to a safety protection bracket for foundation pit operation.
Background
In the construction of municipal works, the site area of construction is often more limited and serious, and when underground equipment such as an underground pipeline is arranged for excavating a foundation pit, the edge of the foundation pit is often more steeply excavated.
When the workman is under construction in the foundation ditch, large-scale construction equipment on every side, perhaps the vehicle on the road of next door passes through, produces the disturbance to the soil body around the foundation ditch, and the side of foundation ditch has soil landing easily, takes place the great large-scale landslide of foundation ditch edge or collapses even. Threatens the safety of workers in the foundation pit.
In the prior art, in order to deal with the situation, a mode of directly reinforcing the edge of the foundation pit is generally adopted. The method is simple and easy to implement, and is safe enough. However, the construction of many similar pipe works is not like the construction of buildings, and the foundation pit for fixing the buildings is also fixed. The foundation pit of pipeline construction needs to be excavated and backfilled continuously along with the construction of pipeline, so that the protection of foundation pit slope just needs to be laid and dismantled continuously, and the efficiency is very low.
SUMMERY OF THE UTILITY MODEL
The utility model relates to a safety protection bracket for foundation pit operation.
The technical problem to be solved is that: because the place restriction in municipal pipeline construction, the side slope of foundation ditch is comparatively precipitous, receives equipment disturbance landslide easily and causes the casualties.
In order to solve the technical problem, the utility model provides a safety protection bracket for foundation pit operation, which adopts the following scheme.
A safety protection support for foundation pit operation comprises a protection cage for covering and protecting constructors, wherein a plurality of movable wheels are arranged at the bottom of the protection cage to drive the protection cage to move along a foundation pit;
the left side and the right side of the protection cage are provided with protection plates, the distance between the left side and the right side can be adjusted, and the front side and the rear side of the protection cage are open;
the top of the protective cage is provided with a triangular ceiling, the ceiling comprises a left roof and a right roof, the upper edges of the two roofs are hinged with each other, and the lower edges of the roofs are hinged with the tops of the left side and the right side of the protective cage;
the protective cage newspaper comprises a front door-shaped frame and a rear door-shaped frame, the two door-shaped frames are connected through a plurality of side connecting rods, and the upper cross beam of each door-shaped frame is a telescopic rod, and the length of the upper cross beam can be adjusted.
Preferably, the hinged point of the tops of the two roofs is also provided with a support rod extending downwards, and the bottom of the support rod is detachably connected with the center of the upper cross beam; the length of the supporting rod is adjustable.
Preferably, the upper cross beam is a telescopic rod, and the telescopic rod is fixed through a pin.
Preferably, the bottom of the support rod is fixed with a sleeve, and the sleeve is sleeved on the upper cross beam and can move along the upper cross beam; the sleeve is provided with a set screw, and the sleeve is fixed through the set screw.
Preferably, the upper cross beam comprises two steel pipes, one ends of the steel pipes are mutually lapped, the steel pipes are mutually fixed through at least two fasteners, and the total length of the upper cross beam can be changed by changing the length of the lapping parts of the two steel pipes.
Preferably, the door-shaped frame further comprises a left upright and a right upright, the side connecting rod is horizontally arranged, and two ends of the side connecting rod are connected to the uprights; the guard plates are mounted on the side links.
Preferably, an inclined support is arranged between the upper cross beam and the vertical rod, and two ends of the inclined support are respectively connected with the upper cross beam and the vertical rod.
Preferably, the protection cage is provided with fixing anchors, and the fixing anchors can be inserted into the ground to fix the whole safety protection bracket.
Preferably, the roof comprises a support keel and a plate for blocking falling objects, wherein the plate is laid on the keel.
Compared with the prior art, the safety protection bracket for foundation pit operation has the following beneficial effects:
the utility model provides protection for constructors through a protection cage which can move along with the change of construction positions. The protection cage is mainly used for preventing the side slopes on the left side and the right side. As shown in fig. 1, guard plates are installed at the left and right sides of the guard cage.
Meanwhile, in order to avoid falling into the construction position from the top at any time, a ceiling is arranged on the top of the protection cage.
In order to adapt to foundation pits with different widths, the width of the safety protection bracket is adjustable. Specifically, the left side and the right side of the protection cage are connected through the telescopic upper cross beam, and the width of the whole safety protection support can be adjusted by adjusting the length of the upper cross beam. Then the bottom of protection cage sets up a plurality of wheels that remove, alright let protective bracket move forward along with the progress of construction all the time, need not tear open repeatedly and build save time.
And meanwhile, a ceiling is arranged at the top of the protective cage and used for preventing objects falling right above the protective cage.
Drawings
FIG. 1 is a perspective view of a safety shield for foundation pit operation according to the present invention;
fig. 2 is an enlarged view at a in fig. 1.
Description of the reference numerals:
1-a door-shaped frame, 1 a-an upper crossbeam, 1 b-an upright post and 1 c-an inclined support;
2-ceiling, 2 a-roof, 2 b-support bar;
3-moving wheels;
4-anchor bolts;
5-protective plate.
Detailed Description
The following detailed description of embodiments of the utility model refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
In the present invention, the use of the directional terms such as "upper, lower, left, right" generally means upper, lower, left, right as shown in reference to fig. 1, unless otherwise specified; "inner and outer" refer to the inner and outer relative to the profile of the components themselves. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
In order to solve in municipal pipeline construction because the place restriction, the side slope of foundation ditch is comparatively precipitous, receives equipment disturbance landslide easily and causes the casualties.
A safety protection support for foundation pit operation comprises a protection cage for covering and protecting constructors, wherein a plurality of moving wheels 3 are arranged at the bottom of the protection cage to drive the protection cage to move along a foundation pit;
the left side and the right side of the protection cage are provided with the protection plates 5, the distance between the left side and the right side can be adjusted, and the front side and the rear side of the protection cage are open;
the top of the protective cage is provided with a triangular ceiling 2, the ceiling 2 comprises a left roof 2a and a right roof 2a, the upper edges of the two roofs 2a are hinged with each other, and the lower edges of the roofs 2a are hinged with the tops of the left side and the right side of the protective cage;
the protective cage newspaper comprises a front door-shaped frame 1 and a rear door-shaped frame 1, the two door-shaped frames 1 are connected through a plurality of side connecting rods, and an upper cross beam 1a of each door-shaped frame 1 is a telescopic rod, and the length of the upper cross beam is adjustable.
Wherein whole protection cage is metal frame construction, specifically, at first sets up door type frame 1 at front and back both ends, then sets up the side connecting rod between two door type frames 1, installs guard plate 5 toward the side connecting rod again. The force is finally applied through the door frame 1. Therefore, as shown in fig. 1, a diagonal brace 1c is further provided between the upper beam 1a and the upright 1b of the gate frame 1 to increase the structural strength of the entire gate frame 1. The inclined supports 1c are arranged on the left side and the right side of the door-shaped frame 1, and at least one inclined support 1c is required on each upright rod 1 b. The side connecting rods and the protection plate 5 only need to have enough strength to protect the personnel in the interior, the material and the specific connection mode can be determined according to the actual situation, and the connection of the plates is a common situation and is not described in detail herein.
As shown in fig. 1, in order to increase the structural strength of the ceiling 2, a support rod 2b extending downwards is further arranged at the hinged point of the tops of the two roofs 2a, and the bottom of the support rod 2b is detachably connected with the center of the upper cross beam 1 a; the length of the supporting rod 2b is adjustable, the supporting rod 2b can adjust the length of the supporting rod 2b by changing rod materials with different lengths, or a telescopic rod is directly adopted, and then a positioning pin is inserted for fixing. Preferably, the upper cross beam 1a is a telescopic rod, and the telescopic rod is fixed through a pin.
Because the length of the upper cross beam 1a is adjustable, a sleeve is fixed at the bottom of the supporting rod 2b, and the sleeve is sleeved on the upper cross beam 1a and can move along the upper cross beam 1 a; the sleeve is provided with a set screw, and the sleeve is fixed through the set screw. After the length of the upper cross beam 1a is adjusted, the supporting rod 2b can be moved to enable the supporting rod 2b to be always connected with the center of the upper cross beam 1a, and the supporting rod 2b is kept vertical.
The upper beam 1a can also adopt the following mode, the upper beam 1a comprises two steel pipes with one ends mutually lapped, the steel pipes are mutually fixed through at least two fasteners, and the total length of the upper beam 1a can be changed by changing the length of the lapped parts of the two steel pipes.
Preferably, the door-shaped frame 1 further comprises a left upright rod 1b and a right upright rod 1b, the side connecting rods are horizontally arranged, and two ends of each side connecting rod are connected to the upright rods 1 b; the guard plates 5 are mounted on the side links.
As shown in fig. 2, the protective cage is provided with anchor bolts 4, and the anchor bolts 4 can be inserted into the ground to fix the whole safety protective bracket.
The roof 2a comprises a supporting keel and a plate which is laid on the keel and used for blocking falling objects. The roof 2a with different widths can be replaced according to actual conditions.
The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solution of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the spirit of the present invention.
Claims (9)
1. A safety protection support for foundation pit operation is characterized by comprising a protection cage for covering and protecting constructors, wherein a plurality of moving wheels (3) are arranged at the bottom of the protection cage to drive the protection cage to move along a foundation pit;
the left side and the right side of the protection cage are provided with protection plates (5), the distance between the left side and the right side can be adjusted, and the front side and the rear side of the protection cage are open;
the top of the protective cage is provided with a triangular ceiling (2), the ceiling (2) comprises a left roof (2 a) and a right roof (2 a), the upper edges of the two roofs (2 a) are hinged with each other, and the lower edges of the roofs (2 a) are hinged with the tops of the left side and the right side of the protective cage;
the protective cage newspaper comprises a front door-shaped frame and a rear door-shaped frame (1), the two door-shaped frames (1) are connected through a plurality of side connecting rods, and the length of an upper cross beam (1 a) of each door-shaped frame (1) can be adjusted through a telescopic rod.
2. A foundation pit operation safety protection bracket according to claim 1, characterized in that a support rod (2 b) extending downwards is further arranged at the hinged point of the tops of the two roof surfaces (2 a), and the bottom of the support rod (2 b) is detachably connected with the center of the upper cross beam (1 a); the length of the supporting rod (2 b) is adjustable.
3. A foundation pit operation safety protection bracket according to claim 2, characterized in that the upper beam (1 a) is a telescopic rod, and the telescopic rod is fixed by a pin.
4. A foundation pit operation safety protection bracket according to claim 3, characterized in that a sleeve is fixed at the bottom of the support rod (2 b), and the sleeve is sleeved on the upper cross beam (1 a) and can move along the upper cross beam (1 a); the sleeve is provided with a set screw, and the sleeve is fixed through the set screw.
5. A safety protection bracket for foundation pit operation according to claim 1, characterized in that the upper beam (1 a) comprises two steel pipes with one ends overlapping each other, the steel pipes are fixed to each other by at least two fasteners, and the total length of the upper beam (1 a) can be changed by changing the length of the overlapping part of the two steel pipes.
6. A foundation pit operation safety protection bracket according to claim 1, wherein the door-shaped frame (1) further comprises a left upright (1 b) and a right upright (1 b), the side connecting rod is horizontally arranged, and two ends of the side connecting rod are connected to the uprights (1 b); the protection plate (5) is installed on the side connecting rod.
7. A foundation pit operation safety protection bracket according to claim 6, characterized in that an inclined support (1 c) is arranged between the upper cross beam (1 a) and the vertical rod (1 b), and two ends of the inclined support (1 c) are respectively connected with the upper cross beam (1 a) and the vertical rod (1 b).
8. A safety protection bracket for foundation pit operation according to claim 1, characterized in that the protection cage is provided with anchor bolts (4), and the anchor bolts (4) can be inserted into the ground to fix the whole safety protection bracket.
9. A foundation pit operation safety shield support according to claim 1, characterized in that the roof (2 a) comprises a support keel and a plate laid on the keel for blocking falling objects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122930813.9U CN216690455U (en) | 2021-11-26 | 2021-11-26 | Foundation pit operation safety protection support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122930813.9U CN216690455U (en) | 2021-11-26 | 2021-11-26 | Foundation pit operation safety protection support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216690455U true CN216690455U (en) | 2022-06-07 |
Family
ID=81837158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122930813.9U Active CN216690455U (en) | 2021-11-26 | 2021-11-26 | Foundation pit operation safety protection support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216690455U (en) |
-
2021
- 2021-11-26 CN CN202122930813.9U patent/CN216690455U/en active Active
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