CN221097708U - Temporary suspension structure for underground shallow pipeline protection construction - Google Patents
Temporary suspension structure for underground shallow pipeline protection construction Download PDFInfo
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- CN221097708U CN221097708U CN202322573182.9U CN202322573182U CN221097708U CN 221097708 U CN221097708 U CN 221097708U CN 202322573182 U CN202322573182 U CN 202322573182U CN 221097708 U CN221097708 U CN 221097708U
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Abstract
The utility model discloses a temporary suspension structure for protecting construction of an underground shallow pipeline, which comprises a first section steel, wherein the first section steel is arranged above a foundation pit, two ends of the first section steel are respectively lapped on a construction heavy lane on a soil body around the foundation pit, a plurality of second section steels are fixedly connected to the upper surface of the first section steel, two ends of the second section steels are fixedly connected with hanging rings, and a chain block is fixedly connected to the lower part of the hanging rings, wherein the extending directions of the first section steel and the shallow pipeline are the same, and the extending directions of the second section steel and the first section steel are mutually perpendicular. According to the utility model, the first section steel, the second section steel and the chain block are mutually matched, so that temporary suspension protection of the shallow buried pipeline penetrating through the foundation pit support structure is realized, further, the shallow buried pipeline protection structure is realized, the construction of the pipeline is avoided, and meanwhile, the construction cost is reduced.
Description
Technical Field
The utility model belongs to the technical field of underground space construction, and particularly relates to a temporary suspension structure for underground shallow buried pipeline protection construction.
Background
The foundation pit enclosure refers to supporting measures taken in order to prevent collapse of earth and protect surrounding buildings or facilities during excavation of earth. In the construction process of the foundation pit support structure of the underground space, shallow underground pipelines, such as water, electricity, gas and the like, which are closely related to the life and production of people, are often encountered. In the construction process of the foundation pit support structure, the existence of shallow buried pipelines needs to be considered so as to avoid damage to the pipelines, however, the construction difficulty of the pipeline migration and modification is high, the cost of the migration and modification is high, and if the construction is not properly carried out, the smooth promotion of the subsequent engineering is affected. Therefore, the patent discloses a protection structure for a shallow buried pipeline penetrating through a foundation pit support structure, which is used for protecting the protection structure and avoiding damage to the underground shallow buried pipeline.
Disclosure of utility model
In order to solve the problems, the utility model provides a temporary suspension structure for underground shallow pipeline protection construction, which aims to solve the problems that the existing suspension equipment cannot play a good suspension protection role in the underground space construction process, and further cannot realize smooth construction of a protection structure.
In order to achieve the above object, the present utility model provides a temporary suspension structure for underground shallow pipeline protection construction, comprising:
The first shaped steel is placed above the foundation pit, two ends of the first shaped steel are respectively lapped on construction heavy lanes on soil bodies around the foundation pit, a plurality of second shaped steels are fixedly connected to the upper surface of the first shaped steel, hanging rings are fixedly connected to the two ends of the second shaped steels, and a chain block is fixedly connected to the lower portion of the hanging rings, wherein the extending directions of the first shaped steel and the shallow buried pipeline are the same, and the extending directions of the second shaped steels and the first shaped steel are mutually perpendicular.
According to one embodiment of the utility model, the chain block comprises a hook, a chain block, a lifting chain and a lifting hook, wherein the hook is fixedly connected with the lifting ring, one ends of the chain block and the lifting chain are connected with the pulley, the other end of the lifting chain is fixedly connected with the lifting hook, and the other end of the chain block is suspended.
According to one embodiment of the utility model, a steel plate is arranged at the bottom of the shallow pipeline, a plurality of second section steel is fixedly connected to the lower surface of the steel plate, and the positions of the second section steel on the lower surface of the steel plate correspond to those of the second section steel on the upper surface of the first section steel.
According to one specific embodiment of the utility model, two ends of the second section steel on the lower surface of the steel plate are fixedly connected with hanging rings, and the hanging rings are fixedly connected with hanging hooks at the bottom of the chain block.
According to one embodiment of the utility model, the first section steel is a triple-split HN 700X 300 section steel.
According to one embodiment of the utility model, the second section steel is an HN 150X 75 section steel.
According to one embodiment of the utility model, the hanging ring is a phi 20 round steel welding hanging ring.
Compared with the prior art, the temporary suspension structure for the protection construction of the underground shallow buried pipeline realizes the temporary suspension protection of the shallow buried pipeline penetrating through the foundation pit enclosure structure by arranging the first section steel, the second section steel and the chain block to be matched with each other, further realizes the construction of the shallow buried pipeline protection structure, avoids the migration and modification construction of the pipeline, and reduces the construction cost.
Drawings
Fig. 1 is a side view of a temporary suspension structure for use in underground shallow pipeline protection construction according to an embodiment of the present utility model.
Fig. 2 is a cross-sectional view of a first section steel provided in accordance with an embodiment of the present utility model.
Fig. 3 is an elevation view of a temporary suspension structure for use in underground shallow pipeline protection construction, according to an embodiment of the present utility model.
Fig. 4 is a schematic structural view of a chain block according to an embodiment of the present utility model.
Fig. 5 is a cross-sectional view of a second section steel provided in accordance with an embodiment of the present utility model.
Fig. 6 is a schematic structural view of a lifting ring according to an embodiment of the present utility model.
Reference numerals:
1-a first section steel; 2-chain block; 3-a second section steel; 4-hanging rings; 5-shallow buried pipeline; 6, earthwork in the foundation pit; 7, soil mass around the foundation pit; 8-steel plate; 9-concrete supporting embedded bars; 10-foundation pit crown beams; 11-guard piles;
21-a hook; 22-hand pulling chain; 23-lifting chain; 24-lifting hook.
Detailed Description
In order to make the concept and idea of the present utility model more clearly understood by those skilled in the art, the present utility model is described in detail with reference to specific embodiments. It is to be understood that the embodiments presented herein are only a portion of all embodiments that the utility model may have. Those skilled in the art will, after having read the present description, be able to make modifications, alterations, or substitutions to some or all of the embodiments described below, which are also intended to be included within the scope of the present utility model as claimed.
The terms "first," "second," and the like, herein do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The terms "a," "an," and other similar words are not intended to mean that there is only one thing, but rather that the description is directed to only one of the thing, which may have one or more. In this document, the terms "comprise," "include," and other similar words are intended to denote a logical relationship, but not to be construed as implying a spatial structural relationship. For example, "a includes B" is intended to mean that logically B belongs to a, and not that spatially B is located inside a. In addition, the terms "comprising," "including," and other similar terms should be construed as open-ended, rather than closed-ended. For example, "a includes B" is intended to mean that B belongs to a, but B does not necessarily constitute all of a, and a may also include C, D, E or other elements.
The terms "embodiment," "this embodiment," "an embodiment," "one embodiment," and the like herein do not denote that the descriptions are merely applicable to one particular embodiment, but rather denote that the descriptions are also applicable to one or more other embodiments. It will be appreciated by those skilled in the art that any descriptions of one embodiment herein may be substituted, combined, or otherwise combined with those illustrated in another embodiment or embodiments, and that new embodiments may be substituted, combined, or otherwise combined as would be apparent to one skilled in the art and fall within the scope of the utility model.
Example 1
Additional aspects and advantages of embodiments of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of embodiments of the utility model. Referring to fig. 1 to 6, an embodiment of the present utility model provides a temporary suspension structure for underground shallow pipeline protection construction, including:
The first shaped steel 1, first shaped steel 1 is placed in the foundation ditch top, and the construction heavy traffic lane of its both ends overlap joint on the peripheral soil body 7 of foundation ditch respectively, and the last surface fixedly connected with of first shaped steel 1 has a plurality of second shaped steels 3, and the equal fixedly connected with rings 4 in both ends of a plurality of second shaped steels 3, and the below fixedly connected with chain block 2 of rings 4, wherein the extending direction of first shaped steel 1 and shallow buried pipeline 5 is the same, and the extending direction mutually perpendicular of second shaped steel 3 and first shaped steel 1. In the embodiment of the utility model, the first section steel 1 is three-spliced HN700×300 section steel, the second section steel 3 is HN150×75 section steel, and the lifting ring 4 is a phi 20 round steel welding lifting ring. A suitable number of second section steel 3 can be selected according to the actual width of the foundation pit, and are erected and fixed above the first section steel.
Specifically, the chain block 2 comprises a hook 21, a chain block 22, a lifting chain 23 and a lifting hook 24, wherein the hook 21 is fixedly connected with the lifting ring 4, one ends of the chain block 22 and the lifting chain 23 are connected with pulleys, the other end of the lifting chain 23 is fixedly connected with the lifting hook 24, and the other end of the chain block 22 is suspended. The bottom of shallow pipeline 5 is provided with steel sheet 8, and the lower surface fixedly connected with a plurality of second shaped steel 3 of steel sheet 8, and the second shaped steel 3 of steel sheet 8 lower surface corresponds with the position of second shaped steel 3 of first shaped steel 1 upper surface. And the two ends of the second section steel 3 on the lower surface of the steel plate 8 are fixedly connected with hanging rings 4, and the hanging rings 4 are fixedly connected with a hanging hook 24 at the bottom of the chain block 2. In the embodiment of the utility model, the lifting hook 24 is fixedly connected with the lifting rings 4 at two ends of the second section steel 3 below the shallow buried pipeline, so as to realize suspension protection of the second section steel 3 and the shallow buried pipeline above the second section steel.
The construction of the temporary suspension protection of the pipeline is carried out, the first section steel 1 is placed on a construction heavy lane above a soil body 7 around a foundation pit along the extending direction of the shallow buried pipeline 5, the second section steel 3 is arranged according to the scheme and connected with the chain block 2, soil below the shallow buried pipeline 5 is dug out and sequentially stuffed into the steel plate 8 and the second section steel 3, and then the hanging ring 4 fixed on the second section steel 3 is fixedly connected with the chain block 2.
Example 2
The embodiment of the utility model provides a construction method of a temporary suspension structure for protecting construction of an underground shallow pipeline, which comprises the following steps:
S1: the construction of the foundation pit enclosure pile 11 is carried out, a triaxial stirring pile machine and HN700 multiplied by 300 section steel are firstly adopted to construct foundation pit construction method piles, the HN700 multiplied by 300 section steel is inserted into the triaxial stirring pile to form foundation pit construction method piles, then an RJP pile machine is adopted to spray ultrahigh pressure cement paste to destroy soil bodies, and the destroyed soil bodies are mixed and stirred to form the RJP piles.
S2: and constructing the foundation pit crown beam 10, constructing the foundation pit crown beam 10 by adopting steel bars, templates and concrete, digging soil below the shallow buried pipeline 5 at the inner side of the foundation pit, leveling a basal plane and completing cushion concrete pouring, and binding and template supporting the steel bars of the foundation pit crown beam 10 according to a construction scheme and a design drawing to pour concrete. In the embodiment of the utility model, the excavation work of soil below the shallow buried pipeline 5 (namely above the building method piles and RJP piles of the building pit with two side enclosures) is completed by adopting a manual excavation mode, a base surface is leveled, a template is installed, cushion concrete is poured, then the steel bars of the foundation pit crown beam 10 are bound according to a construction scheme and a design drawing, meanwhile, an embedded sleeve and a concrete support embedded steel bar 9 are reserved, a crown beam side template is supported, and finally concrete is poured, so that the construction of the foundation pit crown beam 10 is completed.
S3: the construction of temporary suspension protection of pipelines is carried out, the first section steel 1 is placed on a construction heavy lane above a soil body 7 around a foundation pit along the extending direction of the shallow buried pipeline 5, the second section steel 3 is arranged according to the scheme and connected with the chain block 2, soil below the shallow buried pipeline 5 is dug out and sequentially plugged into the steel plate 8 and the second section steel 3, and then the hanging ring 4 fixed on the second section steel 3 is fixedly connected with the chain block 2.
According to the embodiment of the utility model, a crane is adopted to place a first section steel 1 on a construction heavy lane along the extending direction of a shallow buried pipeline 5, then a second section steel 3 is arranged above the first section steel 1 and perpendicular to the extending direction of the first section steel 1 according to a construction scheme, certain overhanging of the second section steel 3 is guaranteed on two sides of the first section steel 1, then hanging rings 4 are fixed at two ends of the second section steel 3, 2t chain blocks 2 are respectively hung on hanging rings 4 on two sides, then a part of soil below the shallow buried pipeline 5 (namely in a foundation pit to be excavated) is cleaned in a manual digging mode, a 3mm thick steel plate 8 and the second section steel 3 closely attached to the lower part of the steel plate are sequentially plugged, wherein the second section steel 3 below the steel plate 8 is correspondingly placed with the second section steel 3 above the first section steel 1, then lower hanging rings 4 are arranged on two sides of the second section steel 3 corresponding to the positions of the hanging rings 4 on the upper part of the steel plate 8, and the two hanging rings 4 on the upper and the two hanging chain blocks 2t chain blocks 4 are used for connecting and tensioning and fixing.
The temporary suspension protection process of the pipeline is performed by adopting sectional construction, namely, the laying of the steel plate 8 and the second section steel 3 is performed immediately when the earthwork below a section of the shallow buried pipeline 5 is dug, and then the temporary suspension protection process of the pipeline and the temporary suspension protection process of the pipeline are repeated, so that the temporary suspension protection process of the pipeline is finally completed.
S4: and carrying out pipeline bearing protection procedure construction, digging soil below the shallow buried pipeline 5, leveling a basal plane, completing concrete pouring of a cushion layer below the concrete support, binding concrete support reinforcing steel bars and supporting a template according to the scheme and the design drawing, and pouring concrete support concrete.
According to the embodiment of the utility model, firstly, the excavation work of earthwork in a foundation pit below a shallow buried pipeline 5 is completed by adopting a manual excavation mode according to a scheme, a base surface is leveled, the pouring work of concrete for a cushion layer below a concrete support is completed, then, the binding work of concrete support reinforcing steel bars and the supporting work of a side template are completed according to the scheme and a design drawing, finally, the concrete support concrete is poured, and thus, the construction of a pipeline bearing protection procedure is completed.
S5: and after the concrete support reaches the design strength, the first section steel 1, the chain block 2, the second section steel 3 on the upper part and the hanging ring 4 are removed.
After the concrete support reaches the design strength, the 2t chain block 2, the lifting ring 4, the second section steel 3 on the upper part of the first section steel 1 and the temporary suspension protection second section steel 3 are sequentially removed, and the second section steel 3 and the steel plate 8 on the lower part of the steel plate 8 are permanently left in the concrete support, so that the protection work of the pipeline is completely completed.
In summary, according to the temporary suspension structure for the protection construction of the underground shallow buried pipeline, the first section steel, the second section steel and the chain block are mutually matched, so that the temporary suspension protection of the shallow buried pipeline penetrating through the foundation pit enclosure structure is realized, the shallow buried pipeline protection structure is further realized, the construction of the pipeline is avoided, and meanwhile, the construction cost is reduced.
The concepts, principles and concepts of the utility model have been described above in connection with specific embodiments (including examples and illustrations). It will be appreciated by those skilled in the art that embodiments of the utility model are not limited to the forms set forth above, but that after reading the present document, those skilled in the art can make any possible modifications, substitutions and equivalents to the steps, methods, systems, components of the above embodiments, which are intended to fall within the scope of the utility model, which is defined solely by the claims.
Claims (7)
1. A temporary suspension structure for use in underground shallow pipeline protection construction, comprising: the first shaped steel, first shaped steel is placed in the foundation ditch top, and the construction heavy traffic lane of its both ends overlap joint on the peripheral soil body of foundation ditch respectively, the last surface fixedly connected with of first shaped steel is a plurality of second shaped steel, and is a plurality of the equal fixedly connected with rings in both ends of second shaped steel, the below fixedly connected with chain block of rings, wherein the extending direction of first shaped steel and shallow pipeline is the same, the second shaped steel with the extending direction mutually perpendicular of first shaped steel.
2. The temporary suspension structure for underground shallow pipeline protection construction according to claim 1, wherein the chain block comprises a hook, a chain block, a hoisting chain and a lifting hook, the hook is fixedly connected with the lifting ring, one ends of the chain block and the hoisting chain are connected with pulleys, the other end of the hoisting chain is fixedly connected with the lifting hook, and the other end of the chain block is suspended.
3. The temporary suspension structure for the protection construction of the underground shallow pipeline according to claim 1, wherein a steel plate is arranged at the bottom of the shallow pipeline, a plurality of second section steel is fixedly connected to the lower surface of the steel plate, and the second section steel on the lower surface of the steel plate corresponds to the second section steel on the upper surface of the first section steel in position.
4. The temporary suspension structure for protecting construction of underground shallow pipeline according to claim 3, wherein two ends of the second section steel on the lower surface of the steel plate are fixedly connected with hanging rings, and the hanging rings are fixedly connected with hanging hooks at the bottom of the chain block.
5. The temporary suspension structure for underground shallow pipeline protection construction according to claim 1, wherein the first section steel is a triple-joint HN700 x 300 section steel.
6. The temporary suspension structure for underground shallow pipeline protection construction according to claim 1, wherein the second section steel is HN150 x 75 section steel.
7. The temporary suspension structure for use in underground shallow pipeline protection construction according to claim 1, wherein the suspension ring is a phi 20 round steel welding suspension ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322573182.9U CN221097708U (en) | 2023-09-21 | 2023-09-21 | Temporary suspension structure for underground shallow pipeline protection construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322573182.9U CN221097708U (en) | 2023-09-21 | 2023-09-21 | Temporary suspension structure for underground shallow pipeline protection construction |
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| Publication Number | Publication Date |
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| CN221097708U true CN221097708U (en) | 2024-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202322573182.9U Active CN221097708U (en) | 2023-09-21 | 2023-09-21 | Temporary suspension structure for underground shallow pipeline protection construction |
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| CN (1) | CN221097708U (en) |
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2023
- 2023-09-21 CN CN202322573182.9U patent/CN221097708U/en active Active
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