CN223536039U - Subway station side wall protective layer steel mould control structure - Google Patents
Subway station side wall protective layer steel mould control structureInfo
- Publication number
- CN223536039U CN223536039U CN202422897988.8U CN202422897988U CN223536039U CN 223536039 U CN223536039 U CN 223536039U CN 202422897988 U CN202422897988 U CN 202422897988U CN 223536039 U CN223536039 U CN 223536039U
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- side wall
- horizontal channel
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Abstract
本实用新型属于土建工程施工技术领域，尤其为一种地铁车站侧墙保护层钢模控制结构，包括多组等间隔分布的侧钢架、固定于侧钢架顶端的二号水平槽钢以及固定于所述侧钢架外立面的钢模板，还包括：方钢，用于控制钢筋保护层的厚度；拉紧机构，拉紧机构固定于所述二号水平槽钢的顶端，用于拉紧侧墙钢筋笼，以使侧墙钢筋笼紧贴所述方钢；本实用新型中，通过设置的拉紧机构配合方钢，能够精确控制钢筋保护层的厚度，可以显著减少混凝土、钢筋等材料的过度使用，从而降低材料成本，符合绿色建筑的发展趋势，并且可以有效降低质量风险，避免因此产生的返工和修复成本，能够确保结构的安全性，减少因保护层厚度问题而导致的结构破坏和安全事故。
This utility model belongs to the field of civil engineering construction technology, and in particular to a steel formwork control structure for the protective layer of a subway station side wall. It includes multiple sets of equally spaced side steel frames, a second-order horizontal channel steel fixed to the top of the side steel frames, and steel formwork fixed to the outer facade of the side steel frames. It also includes: square steel for controlling the thickness of the reinforcing steel protective layer; and a tensioning mechanism fixed to the top of the second-order horizontal channel steel for tensioning the side wall reinforcing cage so that the reinforcing cage is tightly attached to the square steel. In this utility model, the tensioning mechanism, in conjunction with the square steel, can precisely control the thickness of the reinforcing steel protective layer, significantly reducing the excessive use of concrete, reinforcing steel, and other materials, thereby reducing material costs, conforming to the development trend of green building, and effectively reducing quality risks, avoiding rework and repair costs, ensuring structural safety, and reducing structural damage and safety accidents caused by protective layer thickness issues.
Description
Technical Field
The utility model belongs to the technical field of civil engineering construction, is suitable for controlling a steel mould of a side wall of a subway, and particularly relates to a steel mould control structure of a side wall protection layer of a subway station.
Background
The side wall steel template is one of important tools in building construction, is mainly used for concrete pouring molding, is formed by combining a combined steel template and a single-side bracket, ensures the stability and safety of construction, and is widely applied to urban subway construction.
In the prior art, the thickness of the side wall protection layer is difficult to control due to the influences of the layer height, the concrete pouring stress and the vibrating force of the station, and in general, the thickness specification requirement of the subway side wall protection layer is 50-80 mm, and the thickness specification requirement of the subway side wall protection layer has very important significance for subway construction and passenger safety, so that the thickness control of the side wall protection layer is crucial in a reasonable range.
In order to solve the problems, the utility model provides a steel mould control structure for a side wall protection layer of a subway station.
Disclosure of utility model
In order to solve the problems in the prior art, the utility model provides a steel mould control structure for a side wall protection layer of a subway station, which has the characteristics of convenient use, high stability and good control effect.
In order to achieve the purpose, the utility model provides the technical scheme that the steel mould control structure for the side wall protection layer of the subway station comprises a plurality of groups of side steel frames which are distributed at equal intervals, two horizontal channel steels fixed at the top ends of the side steel frames, and a steel mould plate fixed on the outer vertical surface of the side steel frames, and further comprises:
the square steel is fixedly connected to the second horizontal channel steel and positioned between the second horizontal channel steel and the side wall reinforcement cage and used for controlling the thickness of the reinforcement protection layer;
And the tensioning mechanism is fixed at the top end of the second horizontal channel steel and is used for tensioning the side wall reinforcement cage so as to enable the side wall reinforcement cage to be clung to the square steel.
As a preferred technical solution of the present utility model, the present utility model further includes:
and the supporting steel piece is welded on the top surface and the bottom surface of the second horizontal channel steel and is used for clamping the square steel.
As a preferred embodiment of the present utility model, the tensioning mechanism includes:
The guide sleeve is welded to the top surface of the second horizontal channel steel;
The first threaded rod penetrates through the guide sleeve;
The first L-shaped pull rod is fixed at one end of the first threaded rod and used for tensioning the side wall reinforcement cage;
the limiting disc is sleeved on the first threaded rod;
The first positive hexagonal nut is welded on the limiting disc and is screwed with the first threaded rod in a threaded mode.
As a preferred embodiment of the present utility model, the tensioning mechanism further includes:
the auxiliary blocks are fixed on the outer wall of the limiting disc at equal intervals along the circumferential direction.
As a preferred embodiment of the present utility model, the tensioning mechanism further includes:
The auxiliary connecting sleeve is sleeved at the connecting joint position of the first L-shaped pull rod and the first threaded rod, and an operation hole is machined in the auxiliary connecting sleeve.
As a preferable aspect of the present utility model, the side steel frame includes:
The steel templates are fixedly connected with the vertical channel steel, and through holes are formed in the inner sides of the two vertical channel steel;
The first horizontal channel steel is symmetrically distributed, and one end of the first horizontal channel steel is welded and fixed with the vertical channel steel;
The two inclined groove steels are symmetrically distributed, one end of each inclined groove steel is welded and fixed with the corresponding vertical groove steel, and the other end of each inclined groove steel is welded and fixed with the corresponding first horizontal groove steel;
The steel beam is reinforced, one end of the steel beam is fixedly welded with the vertical channel steel, and the other end of the steel beam is fixedly welded with the chute steel.
As a preferred technical solution of the present utility model, the present utility model further includes:
A third horizontal channel steel, wherein a plurality of third horizontal channel steels are welded on the back surface of the steel template at equal intervals along the vertical direction, and pull holes are processed on the third horizontal channel steel;
the second threaded rod penetrates through the through hole;
The second L-shaped pull rod is fixed at one end of the second threaded rod, and the vertical part of the second L-shaped pull rod penetrates through the pull hole;
the limiting plate is sleeved on the second threaded rod;
the second positive hexagonal nut is arranged on the second threaded rod in a threaded screwing mode.
As a preferred technical solution of the present utility model, the present utility model further includes:
And the vertical steel beams are welded on the back surface of the steel template at equal intervals along the horizontal direction.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, the thickness of the reinforcement protection layer can be accurately controlled by matching the tensioning mechanism with square steel, so that excessive use of materials such as concrete, reinforcement and the like can be obviously reduced, the material cost is reduced, the development trend of green buildings is met, the quality risk can be effectively reduced, the reworking and repairing costs caused by the material cost can be avoided, the safety of the structure can be ensured, and the structural damage and safety accidents caused by the thickness problem of the protection layer are reduced.
Additional advantages and benefits 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 the utility model.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged schematic view of the tensioning mechanism of FIG. 1 according to the present utility model;
FIG. 3 is an enlarged schematic view of the structure of the utility model at A in FIG. 1;
FIG. 4 is a schematic view of a side steel frame structure according to the present utility model;
FIG. 5 is a schematic diagram of the axial measurement structure of a steel form in the present utility model;
FIG. 6 is a schematic view of an auxiliary coupling sleeve shaft structure according to the present utility model.
In the drawing, 1, a side steel frame, 101, a through hole, 11, a vertical channel steel, 12, a first horizontal channel steel, 13, a chute steel, 14, a reinforced steel beam, 2, a second horizontal channel steel, 21, a square steel, 22, a supporting steel piece, 3, a steel template, 31, a third horizontal channel steel, 32, a vertical steel beam, 311, a pulling hole, 4, a tensioning mechanism, 41, a guide sleeve, 42, a first threaded rod, 43, a first L-shaped pull rod, 44, a limiting disc, 441, an auxiliary block, 45, a first positive hexagonal nut, 46, an auxiliary connecting sleeve, 461, an operation hole, 5, a second threaded rod, 6, a second L-shaped pull rod, 7, a limiting plate and 8, a second positive hexagonal nut.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, the utility model provides a steel mould control structure for a side wall protection layer of a subway station, which comprises a plurality of groups of side steel frames 1 which are distributed at equal intervals, a second horizontal channel steel 2 fixed at the top end of the side steel frames 1, a steel mould 3 fixed on the outer vertical surface of the side steel frames 1, square steel 21 and a tensioning mechanism 4.
Further, as shown in fig. 1, in this embodiment, the square steel 21 is fixedly connected to the second horizontal channel steel 2 and is located between the second horizontal channel steel 2 and the side wall reinforcement cage, and is used for controlling the thickness of the reinforcement protection layer, the tensioning mechanism 4 is fixed at the top end of the second horizontal channel steel 2 and is used for tensioning the side wall reinforcement cage, so that the side wall reinforcement cage clings to the square steel 21, after the scheme is adopted, when the side steel frame 1, the second horizontal channel steel 2, the square steel 21 and the steel form 3 are built on site, the thickness of the reinforcement protection layer is controlled by the square steel 21, and the tensioning mechanism 4 is used for tensioning the side wall reinforcement cage, at this moment, the side wall reinforcement cage clings to the square steel 21, so that the thickness of the reinforcement protection layer is effectively controlled, the width of the square steel 21 is the thickness of the reinforcement protection layer, and the tensioning mechanism 4 ensures stability between the square steel 21 and the side wall reinforcement cage, and effectively avoids deviation caused by layer height, concrete pouring stress and vibration force influence of a station.
The square steel 21 is a steel member of a predetermined known size, and the width of the square steel 21 is the thickness of the reinforcing bar protection layer to be controlled, and it is understood that the square steel 21 may be a member of other materials and shapes, for example, a square tube, a channel steel, or the like, and may achieve the same function in actual use.
Preferably, as shown in fig. 1 and 2, the embodiment further comprises a supporting steel piece 22, wherein the supporting steel piece 22 is welded on the top surface and the bottom surface of the second horizontal channel steel 2 and used for clamping the square steel 21, through the design, the supporting steel piece 22 is used for supporting and pre-fixing the square steel 21, the stability of the square steel 21 is ensured, the square steel 21 is prevented from sliding longitudinally, and after the side wall reinforcement cage is tensioned by the tensioning mechanism 4, the square steel 21 is completely locked.
It should be noted that, in the present utility model, the supporting steel member 22 is a steel plate welded to the horizontal channel steel No. 2, and in the specific construction, the lower supporting steel member 22 is welded first, the square steel 21 is placed on the supporting steel member 22, and then the upper supporting steel member 22 is welded to clamp the square steel 21.
It will be appreciated that, besides the steel plate, the steel bars with proper length can be welded on the second horizontal channel steel 2 on site, and the square steel 21 is supported and clamped by the steel bars, and it is worth noting that whether the steel plate or the steel bars are adopted, multiple groups of support steel members 22 are required to be arranged on the second horizontal channel steel 2, for example, one group of support steel members 22 are arranged for each meter, so that the stability is higher.
Alternatively, as shown in fig. 1 and 2, in this embodiment, the tensioning mechanism 4 includes a guide sleeve 41, a first threaded rod 42, a first L-shaped pull rod 43, a limit disc 44 and a first positive hexagonal nut 45, where the guide sleeve 41 is welded to the top surface of the second horizontal channel steel 2, the first threaded rod 42 penetrates through the guide sleeve 41, the first L-shaped pull rod 43 is fixed at one end of the first threaded rod 42 and is used for tensioning the side wall reinforcement cage, the limit disc 44 is sleeved on the first threaded rod 42, the first positive hexagonal nut 45 is welded on the limit disc 44 and is screwed with the first threaded rod 42, after the scheme is adopted, when the guide sleeve 41 is welded on the top surface of the second horizontal channel steel 2, the first threaded rod 42 and the first L-shaped pull rod 43 form an assembly with an "L" structure, and its position is used for tensioning the reinforcement cage, the first threaded rod 42 penetrates through the guide sleeve 41, and after the first positive hexagonal nut 45 is screwed, the first threaded rod 42 continuously pulls the first L-shaped 43 under the screw thread rotation until the first L-shaped pull rod 43 is tightly attached to the reinforcement cage 21.
In practical construction, a plurality of groups of tensioning mechanisms 4 are arranged on the second horizontal channel steel 2, for example, one group of tensioning mechanisms 4 is arranged for each meter, so that the stability is higher.
Preferably, as shown in fig. 1 and 2, in this embodiment, the tightening mechanism 4 further includes an auxiliary block 441, where a plurality of auxiliary blocks 441 are fixed on the outer wall of the limiting disc 44 at equal intervals along the circumferential direction, and the limiting disc 44 and the first regular hexagonal nut 45 are conveniently rotated by the plurality of auxiliary blocks 441, on the one hand, the first regular hexagonal nut 45 can be directly rotated by using a common wrench, if the wrench is inconvenient to use, a reinforcing bar with a suitable length can be taken on site, so that the reinforcing bar is clamped inside the plurality of auxiliary blocks 441, and the limiting disc 44 and the first regular hexagonal nut 45 can also be rotated by using the reinforcing bar as a handle.
Preferably, as shown in fig. 1, 2 and 6, in this embodiment, the tensioning mechanism 4 further includes an auxiliary connecting sleeve 46, the auxiliary connecting sleeve 46 is sleeved at the connecting node position of the first L-shaped tie rod 43 and the first threaded rod 42, and an operation hole 461 is machined on the auxiliary connecting sleeve 46, it can be understood that the first L-shaped tie rod 43 and the first threaded rod 42 can be directly welded and fixed, wherein the first L-shaped tie rod 43 can be customized, in actual construction, the first L-shaped tie rod 43 is obtained on the construction site, i.e. a reinforcing steel bar with a proper length is bent into an "L" shape, because the reinforcing steel bar and the first threaded rod 42 are cylindrical, the stability of direct welding is poor, and the welding is relatively troublesome, and therefore, the auxiliary connecting sleeve 46 is further provided, when the first L-shaped tie rod 43 and the first threaded rod 42 are fixed, one end of the first L-shaped tie rod 43 and one end of the first threaded rod 42 are inserted into the auxiliary connecting sleeve 46 and welded along the operation hole 461, so that the auxiliary connecting sleeve 46, the first L-shaped tie rod 43 and the first threaded rod 42 are not required to be integrally welded, and the first L-shaped rod 42 and the second L-shaped tie rod 42 are required to be stably welded on the site.
Alternatively, as shown in fig. 1, 3 and 4, in this embodiment, the side steel frame 1 includes a vertical channel 11, a first horizontal channel 12, a chute steel 13 and a reinforced steel beam 14, where the two vertical channel 11 are symmetrically distributed, the steel forms 3 are fixedly connected to the vertical channel 11, and the inner sides of the two vertical channel 11 have a through hole 101, the two first horizontal channel 12 are symmetrically distributed, one end of the first horizontal channel 12 is welded to the vertical channel 11, the two chute steel 13 are symmetrically distributed, and one end of the chute steel 13 is welded to the vertical channel 11, the other end is welded to the first horizontal channel 12, and one end of the reinforced steel beam 14 is welded to the vertical channel 11, and the other end is welded to the chute steel 13.
Preferably, as shown in fig. 1, 3 and 4, the device further comprises a third horizontal channel steel 31, a second threaded rod 5, a second L-shaped pull rod 6, a limiting plate 7 and a second positive hexagonal nut 8, wherein a plurality of third horizontal channel steels 31 are welded on the back surface of the steel template 3 at equal intervals along the vertical direction, a pull hole 311 is processed on the third horizontal channel steel 31, the second threaded rod 5 penetrates through the through hole 101, the second L-shaped pull rod 6 is fixed at one end of the second threaded rod 5, the vertical part of the second L-shaped pull rod 6 penetrates through the pull hole 311, the limiting plate 7 is sleeved on the second threaded rod 5, the second positive hexagonal nut 8 is installed on the second threaded rod 5 in a threaded screwing mode, after the device is adopted, the vertical part of the second L-shaped pull rod 6 penetrates through the pull hole 311, and the second threaded rod 5 penetrates through the through hole 101, and after the second positive hexagonal nut 8 is screwed, the steel template 3 can be tensioned through the second L-shaped pull rod 6, so that stable installation of the steel template 3 is realized.
It should be understood that the implementation of the above scheme is similar to the working principle of the tensioning mechanism 4 in the present utility model, and the detailed description of the tensioning mechanism 4 is omitted here.
In addition, the above-mentioned scheme's realization purpose is the installation and dismantlement of steel form 3 of being convenient for, also is convenient for simultaneously put up on site, in other available embodiments, if need not consider dismantlement and the degree of difficulty of on-the-spot overlap joint, only need ensure the fastness that steel form 3 installed, and steel form 3 is preferably direct welding on side steelframe 1.
Preferably, as shown in fig. 1 and 5, the embodiment further comprises vertical steel beams 32, and a plurality of vertical steel beams 32 are welded on the back surface of the steel template 3 at equal intervals along the horizontal direction, so that the structural strength of the steel template 3 is further improved.
The components not described in detail herein are prior art.
The control structure of the utility model, when using, construct the side steel frame 1, horizontal channel steel 2 of No. two, square steel 21 and steel form 3 on the spot, adopt square steel 21 to control the thickness of the reinforcement protective layer;
The top surface of the second horizontal channel steel 2 is welded with a guide sleeve 41, a first threaded rod 42 and a first L-shaped pull rod 43 form an assembly with an L-shaped structure, the bending part of the assembly is used for tensioning a reinforcement cage, and the first threaded rod 42 penetrates through the guide sleeve 41;
after the first regular hexagonal nut 45 is screwed, the first threaded rod 42 continuously pulls the first L-shaped pull rod 43 to move under the action of screw screwing until the first L-shaped pull rod 43 tightens the reinforcement cage, so that the reinforcement cage clings to the square steel 21, the thickness of the reinforcement protection layer is effectively controlled, the width of the square steel 21 is the thickness of the reinforcement protection layer, the tightening mechanism 4 ensures the stability between the square steel 21 and the side wall reinforcement cage, and the deviation caused by the high layer, concrete pouring stress and vibration force influence of a station is effectively avoided.
It should be noted that the above-mentioned embodiments are merely preferred embodiments of the present utility model, and the present utility model is not limited thereto, but may be modified or substituted for some of the technical features thereof by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (8)
1. The utility model provides a subway station side wall protective layer steel mould control structure, includes multiunit equidistant distributed's side steelframe (1), is fixed in No. two horizontal channel-section steel (2) on side steelframe (1) top and be fixed in steel form (3) of side steelframe (1) outer facade, its characterized in that still includes:
The square steel (21) is fixedly connected to the second horizontal channel steel (2) and positioned between the second horizontal channel steel (2) and the side wall reinforcement cage, and is used for controlling the thickness of the reinforcement protection layer;
And the tensioning mechanism (4) is fixed at the top end of the second horizontal channel steel (2) and used for tensioning the side wall reinforcement cage so that the side wall reinforcement cage is clung to the square steel (21).
2. The steel mould control structure of the side wall protection layer of the subway station according to claim 1, which is characterized by further comprising:
and the supporting steel piece (22) is welded on the top surface and the bottom surface of the second horizontal channel steel (2) and used for clamping the square steel (21).
3. The steel mould control structure of the side wall protection layer of the subway station according to claim 1, wherein the tensioning mechanism (4) comprises:
The guide sleeve (41) is welded on the top surface of the second horizontal channel steel (2);
-a threaded rod (42), the threaded rod (42) extending through the guide sleeve (41);
The first L-shaped pull rod (43) is fixed at one end of the first threaded rod (42) and is used for tensioning the side wall reinforcement cage;
The limiting disc (44) is sleeved on the first threaded rod (42);
The first positive hexagonal nut (45) is welded on the limiting disc (44) and is in threaded screwing connection with the first threaded rod (42).
4. The steel mould control structure for the side wall protection layer of the subway station according to claim 3, wherein the tensioning mechanism (4) further comprises:
and a plurality of auxiliary blocks (441) fixed to the outer wall of the limit plate (44) at equal intervals in the circumferential direction.
5. The steel mould control structure for the side wall protection layer of the subway station according to claim 3, wherein the tensioning mechanism (4) further comprises:
The auxiliary connecting sleeve (46), the auxiliary connecting sleeve (46) is sleeved at the connecting node position of the first L-shaped pull rod (43) and the first threaded rod (42), and an operation hole (461) is formed in the auxiliary connecting sleeve (46).
6. The steel mould control structure of the side wall protection layer of the subway station according to claim 1, wherein the side steel frame (1) comprises:
The steel templates (3) are fixedly connected with the vertical channel steels (11), and through holes (101) are formed in the inner sides of the two vertical channel steels (11);
The first horizontal channel steels (12) are symmetrically distributed, and one end of the first horizontal channel steel (12) is welded and fixed with the vertical channel steel (11);
The two chute steels (13) are symmetrically distributed, one end of each chute steel (13) is welded and fixed with the corresponding vertical channel steel (11), and the other end of each chute steel is welded and fixed with the corresponding horizontal channel steel (12);
And one end of the reinforced steel beam (14) is welded and fixed with the vertical channel steel (11), and the other end of the reinforced steel beam is welded and fixed with the chute steel (13).
7. The steel mould control structure of the side wall protection layer of the subway station according to claim 6, which is characterized by further comprising:
The third horizontal channel steels (31), a plurality of the third horizontal channel steels (31) are welded on the back surface of the steel template (3) at equal intervals along the vertical direction, and pull holes (311) are processed on the third horizontal channel steels (31);
The second threaded rod (5) penetrates through the through hole (101);
The second L-shaped pull rod (6) is fixed at one end of the second threaded rod (5), and the vertical part of the second L-shaped pull rod (6) penetrates through the pull hole (311);
The limiting plate (7) is sleeved on the second threaded rod (5);
The second positive hexagonal nut (8), the second positive hexagonal nut (8) is installed on the second threaded rod (5) in a threaded screwing mode.
8. The steel mould control structure of the side wall protection layer of the subway station according to claim 1, which is characterized by further comprising:
And the vertical steel beams (32) are welded on the back surface of the steel template (3) at equal intervals along the horizontal direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422897988.8U CN223536039U (en) | 2024-11-27 | 2024-11-27 | Subway station side wall protective layer steel mould control structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422897988.8U CN223536039U (en) | 2024-11-27 | 2024-11-27 | Subway station side wall protective layer steel mould control structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223536039U true CN223536039U (en) | 2025-11-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422897988.8U Active CN223536039U (en) | 2024-11-27 | 2024-11-27 | Subway station side wall protective layer steel mould control structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223536039U (en) |
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- 2024-11-27 CN CN202422897988.8U patent/CN223536039U/en active Active
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