CN211714780U - Foundation pit support structure - Google Patents
Foundation pit support structure Download PDFInfo
- Publication number
- CN211714780U CN211714780U CN202020173000.2U CN202020173000U CN211714780U CN 211714780 U CN211714780 U CN 211714780U CN 202020173000 U CN202020173000 U CN 202020173000U CN 211714780 U CN211714780 U CN 211714780U
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- China
- Prior art keywords
- installation piece
- reference column
- foundation pit
- stand
- block
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- Expired - Fee Related
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Abstract
The utility model relates to a foundation pit retaining structure, include the stand and locate the rail guard between two stands, the both sides of stand are all rotated and are connected with the installation piece, the circumference of installation piece edge stand rotates, the both sides of rail guard all are equipped with the fixture block, the draw-in groove that is used for supplying the fixture block joint is offered to the installation piece, wear to be equipped with the reference column on the installation piece, the one end of reference column is equipped with the sand grip that extends to both sides, all offer the through-hole that is used for supplying the reference column to pass on installation piece and the fixture block, the one end that the sand grip was kept away from to the reference column is equipped with the dog, be equipped with between dog and the installation piece and be used for driving. The utility model discloses the effect easy to assemble has.
Description
Technical Field
The utility model belongs to the technical field of foundation soil engineering technique and specifically relates to a foundation ditch retaining structure is related to.
Background
The foundation pit enclosure is an enclosure structure arranged on the periphery of a foundation pit in the foundation pit engineering construction process, wherein a foundation pit protective net is a structure which is used most in the foundation pit enclosure, and the foundation pit protective net is used for protecting the periphery of the foundation pit, so that the foundation pit enclosure has a very important effect in ensuring the safety of underground structure construction and the surrounding environment of the foundation pit.
As shown in fig. 1, the existing foundation pit protection net mainly includes support columns 101 and an enclosure fence 102 disposed between the two support columns 101, wherein both sides of the enclosure fence 102 and both sides of the support columns 101 are provided with bumps 103, the bumps 103 are provided with bolts 104 for connecting the enclosure fence 102 and the support columns 101, and the bolts 104 are all in threaded connection with nuts.
The above prior art solutions have the following drawbacks: guardrail 102 and support column 101 are installed through bolt 104 nut, and to the protection network long distance work progress, the staff need fix every fixed point through bolt 104, because the distance is longer, and the labour consumption to the construction is very big, and installation and dismantlement all need spend longer time.
Disclosure of Invention
Not enough to prior art exists, one of the purposes of the utility model is to provide a foundation ditch envelope, have easy to assemble's effect.
The above object of the present invention can be achieved by the following technical solutions:
the utility model provides a foundation pit retaining structure, includes the stand and locates the rail guard between two stands, the both sides of stand are all rotated and are connected with the installation piece, the circumference of installation piece edge stand rotates, the both sides of rail guard all are equipped with the fixture block, the draw-in groove that is used for supplying the fixture block joint is seted up to the installation piece, wear to be equipped with the reference column on the installation piece, the one end of reference column is equipped with the sand grip that extends to both sides, all set up the through-hole that is used for supplying the reference column to pass on installation piece and the fixture block, the one end that the sand grip was kept away from to the reference column is equipped with the dog, be equipped with between dog and the installation piece.
Through adopting above-mentioned technical scheme, when installing the rail guard with the fixture block difference joint of rail guard both sides in the draw-in groove of stand to realize the pre-fixing of rail guard, the reference column is worn to establish the through-hole and is avoided the fixture block to break away from in the draw-in groove, rotates the reference column, and the flange is contradicted in the surface of installation piece under the effect of elastic component, makes the fixture block steadily block in the draw-in groove.
The present invention may be further configured in a preferred embodiment as: the elastic piece is composed of a spring sleeved on the positioning column, one end of the spring is abutted against the stop block, and the other end of the spring is abutted against the surface of the mounting block.
Through adopting above-mentioned technical scheme, the reference column is worn to establish the through-hole and is rotated, and the spring is in compression state this moment, and the sand grip can be contradicted in the installation piece surface under the spring action of spring to make the reference column be difficult to rotate.
The present invention may be further configured in a preferred embodiment as: the one side that the dog was kept away from to the installation piece is seted up the position groove that falls of intercommunication through-hole, the sand grip can the joint in the position groove that falls.
Through adopting above-mentioned technical scheme, protruding card connects in the groove that falls down in the spring action of spring, improves the stability of reference column.
The present invention may be further configured in a preferred embodiment as: the installation blocks are arranged at least two along the length direction of the upright post.
By adopting the technical scheme, the stabilizing effect on the guard rail is improved.
The present invention may be further configured in a preferred embodiment as: the both sides of stand are equipped with the fixed block, the cavity has been seted up to one side that the stand was kept away from to the fixed block, the cavity internal rotation is connected with the axis of rotation, the length direction of axis of rotation is on a parallel with the length direction of stand, one side of installation piece is worn to establish by the axis of rotation.
Through adopting above-mentioned technical scheme, the installation piece passes through the axis of rotation and rotates to be connected on the fixed block, can rotate when the rail guard, can adapt to the foundation ditch of circular, square etc..
The present invention may be further configured in a preferred embodiment as: the bottom of the upright post is provided with a base in the shape of a frustum pyramid.
Through adopting above-mentioned technical scheme, improve the stability of stand.
The present invention may be further configured in a preferred embodiment as: the upper end of fixed block and the upper end of installation piece all peg graft and have spacing, spacing upper end is equipped with the connecting rod that links together spacing.
Through adopting above-mentioned technical scheme, spacing is pegged graft in the upper end of installation piece and fixed block for the installation piece can not rotate at will.
To sum up, the utility model discloses a following at least one useful technological effect:
1. when the guardrail is installed, the clamping block is clamped in the clamping groove, the positioning column penetrates through the through hole to prevent the clamping block from being separated from the clamping groove, and then the positioning column is rotated to enable the convex strips to be abutted against the surface of the installation block under the elastic action of the elastic piece, so that the guardrail is connected to the upright post;
2. a locating groove is formed in the surface of the mounting block, and the raised lines can be clamped in the locating groove, so that the stability of the locating column is improved;
3. the base is installed to the bottom of stand, improves the frictional force on stand and ground.
Drawings
FIG. 1 is a prior art schematic;
FIG. 2 is a schematic structural diagram of the present embodiment;
fig. 3 is a schematic view showing the assembly of the post and the guard rail in the present embodiment.
Description of reference numerals: 1. a column; 2. protecting the fence; 3. mounting blocks; 4. a clamping block; 5. a card slot; 6. a positioning column; 7. a convex strip; 8. a through hole; 9. a stopper; 10. an elastic member; 11. a position falling groove; 12. a fixed block; 13. a cavity; 14. a rotating shaft; 15. a base; 16. a limiting strip; 17. a connecting rod; 101. a support pillar; 102. a guardrail is arranged; 103. a bump; 104. and (4) bolts.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
as shown in fig. 2 and 3, for the utility model discloses a foundation pit retaining structure, including a plurality of stands 1 and install rail guard 2 between two stands 1, stand 1's both sides are all rotated and are connected with installation piece 3, and rail guard 2's both sides all are equipped with fixture block 4, have seted up draw-in groove 5 on the installation piece 3, and fixture block 4 can be followed and down go into in draw-in groove 5, and the equal joint of fixture block 4 of rail guard 2 both sides can realize rail guard 2's preliminary fixation in draw-in groove 5.
As shown in fig. 2 and 3, wear to be equipped with reference column 6 on the installation piece 3, the one end of reference column 6 is fixed with the sand grip 7 that extends to both sides, all offers on installation piece 3 and the fixture block 4 to be used for supplying reference column 6 to wear to establish through-hole 8, and dog 9 is installed to the one end that sand grip 7 was kept away from to reference column 6, is equipped with drive sand grip 7 between dog 9 and the installation piece 3 and contradicts in the elastic component 10 of installation piece 3 lateral walls. Clamping block 4 joint is in draw-in groove 5 back, and through-hole 8 is worn to establish by reference column 6 to rotating reference column 6, drive sand grip 7 and contradict in the surface of installation piece 3 under the effect of elastic component 10. Elastic component 10 comprises the spring of cover on locating column 6, and the one end of spring is contradicted in dog 9, and the other end is contradicted in the surface of installation piece 3, and through-hole 8 is worn to establish by reference column 6 and when sand grip 7 is contradicted in the surface of installation piece 3, the spring is in compression state. Further, in order to improve the stability of reference column 6, offer the groove 11 that falls that is used for supplying the joint of sand grip 7 on the one side that installation piece 3 deviates from dog 9, the groove 11 that falls is linked together with through-hole 8, and the joint of sand grip 7 is in the groove 11 that falls for reference column 6 can not rotate at will. In order to improve the supporting effect on the guard rail 2, the number of the mounting blocks 3 is not less than two, in this embodiment, the number of the mounting blocks 3 is two, and the number of the fixture blocks 4 corresponds to the number of the mounting blocks 3.
As shown in fig. 2 and 3, fixed blocks 12 are symmetrically fixed on two sides of the upright post 1, the fixed blocks 12 are of a square structure, a cavity 13 is formed in one side, away from the upright post 1, of the fixed blocks 12, a rotating shaft 14 is installed in the cavity 13, the length direction of the rotating shaft is parallel to the length direction of the upright post 1, and the rotating shaft 14 penetrates through one side of the installation block 3, so that the installation block 3 can rotate by taking the rotating shaft 14 as a circular point, the installation block 3 rotates along the circumferential direction of the upright post 1, and in some square foundation pit enclosures and the like, the installation block 3 can be rotated to install the guard railing 2 at a.
As shown in fig. 2 and 3, a base 15 is attached to the bottom of the column 1, the base 15 has a truncated pyramid-shaped structure with a small top and a large bottom, so that the stability of the column 1 is improved, and in order to improve the stability of the column 1, bolts or screws may be inserted into the base 15 to fix the base 15 to the ground. In order to conveniently install the protective guard 2, the upper ends of the fixing blocks 12 and the upper ends of the installation blocks 3 are respectively inserted with a limiting strip 16, and the upper ends of the limiting strips 16 are provided with connecting rods 17 for connecting the limiting strips 16 together, so that the installation blocks 3 cannot rotate freely when the protective guard 2 is installed. And taking out the limiting strip 16 at the place needing to turn.
The implementation principle of the embodiment is as follows: when installing rail guard 2 between two stands 1, 4 joints of fixture block are in draw-in groove 5 to through-hole 8 is worn to establish by reference column 6, rotates reference column 6, makes sand grip 7 can the joint in the groove 11 that falls, and sand grip 7 joint in the groove 11 that falls under the drive of spring.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. The utility model provides a foundation ditch envelope, includes stand (1) and locates rail guard (2) between two stands (1), its characterized in that: the utility model discloses a safety guard for vehicle, including stand (1), installation piece (3), mounting block (3) and reference column (6), the both sides of rail guard (2) all are equipped with fixture block (4), draw-in groove (5) that are used for supplying fixture block (4) joint are offered in installation piece (3), wear to be equipped with reference column (6) on installation piece (3), the one end of reference column (6) is equipped with sand grip (7) that extend to both sides, all offer through-hole (8) that are used for supplying reference column (6) to pass on installation piece (3) and fixture block (4), the one end that sand grip (7) were kept away from in reference column (6) is equipped with dog (9), be equipped with between dog (9) and installation piece (3) and be used for driving sand grip (7) to contradict in the elastic component (10) on installation piece (3) surface.
2. A foundation pit enclosure according to claim 1 wherein: the elastic piece (10) is composed of a spring sleeved on the positioning column (6), one end of the spring abuts against the stop block (9), and the other end of the spring abuts against the surface of the mounting block (3).
3. A foundation pit enclosure according to claim 2 wherein: the mounting block (3) is far away from one side of the stop block (9) and is provided with a falling groove (11) communicated with the through hole (8), and the convex strip (7) can be clamped in the falling groove (11).
4. A foundation pit enclosure according to claim 3 wherein: the mounting blocks (3) are arranged at least two along the length direction of the upright post (1).
5. A foundation pit enclosure according to claim 2 wherein: the both sides of stand (1) are equipped with fixed block (12), cavity (13) have been seted up to one side that stand (1) was kept away from in fixed block (12), cavity (13) internal rotation is connected with axis of rotation (14), the length direction of axis of rotation (14) is on a parallel with the length direction of stand (1), one side of installing piece (3) is worn to establish in axis of rotation (14).
6. A foundation pit enclosure according to claim 2 wherein: the bottom of the upright post (1) is provided with a base (15) in a prismoid shape.
7. A foundation pit enclosure structure according to claim 5, wherein: the upper end of the fixed block (12) and the upper end of the mounting block (3) are respectively inserted with a limiting strip (16), and the upper end of the limiting strip (16) is provided with a connecting rod (17) which connects the limiting strips (16) together.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020173000.2U CN211714780U (en) | 2020-02-14 | 2020-02-14 | Foundation pit support structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020173000.2U CN211714780U (en) | 2020-02-14 | 2020-02-14 | Foundation pit support structure |
Publications (1)
Publication Number | Publication Date |
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CN211714780U true CN211714780U (en) | 2020-10-20 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202020173000.2U Expired - Fee Related CN211714780U (en) | 2020-02-14 | 2020-02-14 | Foundation pit support structure |
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CN (1) | CN211714780U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114308976A (en) * | 2021-12-09 | 2022-04-12 | 中建三局集团有限公司 | Special-shaped foundation pit dustproof canopy and installation and use method thereof |
-
2020
- 2020-02-14 CN CN202020173000.2U patent/CN211714780U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114308976A (en) * | 2021-12-09 | 2022-04-12 | 中建三局集团有限公司 | Special-shaped foundation pit dustproof canopy and installation and use method thereof |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201020 Termination date: 20220214 |
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CF01 | Termination of patent right due to non-payment of annual fee |