CN212201534U - Large-span cable membrane type greenhouse for winter construction - Google Patents

Abstract

A large-span cable membrane type greenhouse for winter construction. The cross section size of the structural member of the existing greenhouse is large, the consumed materials are more, the engineering cost is high, and when the overall structural span of the greenhouse is large, the consumed material amount and the cost problem are more prominent. The utility model discloses in two monomer support frames establish the both sides on fan basis, the horizontal cable of a plurality of is arranged on two monomer support frames, every horizontal cable includes span wire and two anchor ropes, the both ends of span wire are provided with an anchor rope respectively, the span wire is established between two monomer support frames, the one end of every anchor rope links to each other with the tip of span wire, the other end of every anchor rope links to each other with ground, two piece at least vertical cable sets up between two monomer support frames, every vertical cable sets up on the horizontal cable of a plurality of along the length direction of monomer support frame, the tarpaulin piece is established on cable system, the tarpaulin piece is connected with two monomer support frames through cable system. The utility model is used for construction winter.

Description

Large-span cable membrane type greenhouse for winter construction

The technical field is as follows:

the utility model relates to a greenhouse, concretely relates to large-span cable diaphragm type greenhouse for construction in winter.

Background art:

the areas of severe cold and cold regions in China are large and are widely distributed, and particularly in northeast and northwest regions, the climate is cold and long in winter. In general engineering projects, particularly concrete engineering construction, after entering winter, owners can require construction units to pause construction and restart after winter in view of ensuring the engineering quality and saving the cost. In recent years, with the rapid development of engineering construction, some owners may require winter construction in construction units for early completion and early benefit. The construction method of concrete engineering in winter period is more, and generally comprises a heat storage method, a comprehensive heat storage method, a steam curing method, an electric heating curing method, a greenhouse method and the like. For the underground structural engineering of the wind power foundation, concrete members are concentrated, and the method is suitable for winter construction by adopting a greenhouse method. The greenhouse method is a method for constructing and maintaining concrete in a greenhouse, the greenhouse is erected around a building or a member, and a heat source is arranged in the greenhouse to maintain a normal-temperature environment in the greenhouse so as to harden the concrete under the normal-temperature condition. Conventional greenhouse structural system adopts portal steel frame or steel truss structure more, and structural member cross-section yardstick is great, and the consumptive material is more, and engineering cost is higher, and when the greenhouse span is great, these factors are more prominent. How to solve the above problems from the structure while ensuring the basic use performance has been an issue that has not been effectively solved.

The invention content is as follows:

in order to solve the problems mentioned in the background art, the utility model aims to provide a large-span cable membrane type greenhouse for winter construction.

The utility model discloses the technical scheme who adopts does:

a large-span cable membrane type greenhouse for winter construction comprises a fan foundation, a supporting system and a tarpaulin sheet, wherein the supporting system comprises a cable system and two single supporting frames, the two single supporting frames are arranged on two sides of the fan foundation in parallel, the cable system comprises at least two longitudinal cables and a plurality of transverse cables, the plurality of transverse cables are arranged on the two single supporting frames, each transverse cable comprises a suspension cable and two anchor cables, two ends of the suspension cable are respectively provided with one anchor cable, the suspension cable is arranged between the two single supporting frames, one end of each anchor cable is connected with the end part of the suspension cable, the other end of each anchor cable is connected with the ground, at least two longitudinal cables are arranged between the two single supporting frames in parallel, each longitudinal cable is arranged on the plurality of transverse cables along the length direction of the single supporting frames, the tarpaulin sheet is a flexible sheet body, and the tarpaulin sheet is arranged on the cable system, the tarpaulin sheet is connected with the two single supporting frames through a guy cable system.

As a preferable scheme: the longitudinal cables are arc cables, and when the number of the longitudinal cables is two, the two longitudinal cables are symmetrically arranged between the two monomer supporting frames.

As a preferable scheme: the single support frame comprises N support columns and N-1 cross beams, the N support columns are vertically arranged side by side, one cross beam is correspondingly arranged between every two adjacent support columns, and a T-shaped hollow area is formed between each cross beam and the two corresponding support columns in a surrounding mode.

As a preferable scheme: and an inter-column support body is arranged in the T-shaped hollow-out area at the end part of the single support frame.

As a preferable scheme: the length of the suspension cable is 2000-5000 mm larger than the distance between the two monomer supporting frames.

As a preferable scheme: the tarpaulin piece is the combined type lamellar body, and the tarpaulin piece includes winter protection felt piece and fire-retardant canvas piece, and winter protection felt piece and fire-retardant canvas piece are laminated as an organic whole from last to down in proper order.

As a preferable scheme: the plurality of transverse cables are uniformly distributed on the two single supporting frames, and the distance between every two adjacent transverse cables is 6000 mm.

As a preferable scheme: the range of the distance between the two monomer supporting frames is 20000-35000 mm.

As a preferable scheme: the end part of each longitudinal cable is correspondingly provided with a first steel anchoring short pile, and the end part of each anchor cable is connected with the ground through a second steel anchoring short pile.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides a, the utility model discloses a warm shed structure based on wind-powered electricity generation basis for the necessary auxiliary device of cooperation construction in winter, braced system and tarpaulin piece cooperate and set up the construction environment that accords with the construction temperature requirement around fan basis, the utility model discloses the structural performance and the construction performance of well component form and nodal connection structure are reliable and stable, and the cooperation of cable system and monomer support frame can utilize the intensity of support frame furthest among the braced system, realize the service function of large-span no center pillar, and the material quantity that significantly reduces can alleviate the structure dead weight, has the construction minimizing, lightweight characteristics, not only can realize the large-span service function, compares with traditional rigidity frame-row frame structure moreover, greatly reduces whole cost, and the large-span service function has enlarged the utility model discloses an extensive suitability.

Two, the utility model discloses well two monomer support frames, two at least vertical cables and the horizontal cable of a plurality of cooperate and form large-span individual layer suspension cable horizontal structure subsystems and non-disassemble the multi-unit lattice steel frame cooperation and draw anchor cable vertical structure subsystems to one side. The tarpaulin sheet used as the enclosure structure is a composite sheet body formed by matching the cold-proof felt sheet and the flame-retardant canvas sheet, has multiple effects of external heat preservation and internal flame retardance, and is safe and reliable to use. The tarpaulin piece is flexible lamellar body, and the reverse mode of arranging of symmetry of its cooperation vertical cable can strengthen the utility model discloses the anti-wind stability of canopy lid part.

Thirdly, the utility model discloses can reach unit assembled structure requirement, easily dismouting, need not large-scale hoisting equipment.

Fourthly, the utility model discloses a dismouting process can be operated repeatedly, can also realize transporting and harmless repacking, and the use of repeatedly coming into use many times, it is ageing to economize on material, can carry out nimble combination according to different warm shed plane shapes, is suitable for to promote to popularize.

Fifth, the utility model discloses a sample research shows, compares with the traditional warm shed system that winter construction used, the utility model discloses it is 50% at least to reduce direct engineering cost.

Description of the drawings:

for ease of illustration, the invention is described in detail by the following detailed description and accompanying drawings.

Fig. 1 is a schematic top view of the present invention;

fig. 2 is a schematic sectional view of the front view structure of the present invention;

fig. 3 is a schematic side view of the present invention.

In the figure: 1-a fan foundation; 2-a monomer support frame; 2-1-supporting upright columns; 2-2-beam; 3-a cable system; 3-1-longitudinal cable; 3-2-transverse cables; 3-2-1-sling; 3-2-2-anchor cable; 4-tarpaulin sheet; 5-T-shaped hollow areas; 6-an inter-column support; 7-first steel anchoring short piles; 8-second steel anchoring short piles; 9-top edge of foundation pit.

The specific implementation mode is as follows:

in order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described below with reference to specific embodiments shown in the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

It should also be noted that, in order to avoid obscuring the invention with unnecessary details, only the structures and/or process steps that are closely related to the solution according to the invention are shown in the drawings, while other details that are not relevant to the invention are omitted.

The first embodiment is as follows: the embodiment is described with reference to fig. 1, fig. 2 and fig. 3, the embodiment includes a wind turbine foundation 1, a support system and a tarpaulin 4, the support system includes a guy cable system 3 and two single support frames 2, the two single support frames 2 are arranged at two sides of the wind turbine foundation 1 in parallel, the guy cable system 3 includes at least two longitudinal cables 3-1 and a plurality of transverse cables 3-2, the plurality of transverse cables 3-2 are arranged on the two single support frames 2, each transverse cable 3-2 includes a suspension cable 3-2-1 and two anchor cables 3-2-2, two ends of the suspension cable 3-2-1 are respectively provided with one anchor cable 3-2-2, the suspension cable 3-2-1 is arranged between the two single support frames 2, one end of each anchor cable 3-2-2 is connected with an end of the suspension cable 3-2-1, the other end of each anchor cable 3-2-2 is connected with the ground, at least two longitudinal cables 3-1 are arranged between the two single support frames 2 in parallel, each longitudinal cable 3-1 is arranged on a plurality of transverse cables 3-2 along the length direction of the single support frame 2, the tarpaulin sheet 4 is a flexible sheet body, the tarpaulin sheet 4 is arranged on the guy cable system 3, and the tarpaulin sheet 4 is connected with the single support frames 2 through the guy cable system 3.

The fan foundation 1 in this embodiment is an existing ring fan foundation structure.

In the embodiment, the longitudinal cable 3-1 and the transverse cable 3-2 in the cable system 3 are both cables made of stainless steel.

In the embodiment, the longitudinal cable 3-1 is a cable for realizing a stabilizing function, the transverse cable 3-2 is a cable with a movable section matched with a fixed section, the suspension cable 3-2-1 is a movable section, the anchor cable 3-2-2 is a fixed section, and the structural form of combination of dynamic and static conditions enables the use process of the transverse cable 3-2 to be flexible, safe and stable.

The distance between the two single supporting frames 2 in the embodiment can ensure that the top edge 9 of the foundation pit of the fan foundation 1 is positioned in the space.

The second embodiment is as follows: the embodiment is a further limitation of the first embodiment, the longitudinal cables 3-1 are arc cables, and when the number of the longitudinal cables 3-1 is two, the two longitudinal cables 3-1 are symmetrically arranged between the two monomer support frames 2 by taking a central line of a space between the two monomer support frames 2 as a symmetry axis.

In the embodiment, the number of the longitudinal cables 3-1 is even, the longitudinal cables 3-1 are symmetrically arranged, and the position of the symmetry axis is the central line position of the distance between the two single support frames 2.

Further, when the gap between the two single support frames 2 is rectangular, the symmetry axis of the plurality of longitudinal cables 3-1 is the middle line position of the rectangular wide side, as shown in fig. 1, the symmetry axis of the plurality of longitudinal cables 3-1 is the position of the line S, that is, the position of the central axis of the rectangular wide side.

Further, the bending direction of each longitudinal cord 3-1 is set toward the symmetry axis thereof.

The third concrete implementation mode: the embodiment is further limited by the first or second embodiment, the single support frame 2 includes N support columns 2-1 and N-1 cross beams 2-2, the N support columns 2-1 are vertically arranged in parallel, one cross beam 2-2 is correspondingly arranged between every two adjacent support columns 2-1, and a T-shaped hollow area 5 is formed between each cross beam 2-2 and the two corresponding support columns 2-1 in an enclosing manner.

In the present embodiment, the value range of N is 4 to 12, and as shown in fig. 3, when N is 5, each single support frame 2 includes 5 support columns 2-1 and 4 cross beams 2-2, and the 5 support columns 2-1 and the 4 cross beams 2-2 cooperate to form four T-shaped hollow areas 5.

In the embodiment, the preferable arrangement position of the cross beam 2-2 is the tops of the two corresponding supporting columns 2-1, and the two ends of the cross beam 2-2 are respectively and fixedly connected with the top ends of the two supporting columns 2-1 into a whole, so that the supporting strength of the single supporting frame 2 is enhanced.

The fourth concrete implementation mode: in this embodiment, which is a further limitation of the first, second or third embodiment, a support 6 between columns is disposed in the T-shaped hollow-out area 5 at the end of the single support frame 2.

In the embodiment, the T-shaped hollow-out areas 5 are reinforcing areas, the end parts of the individual support frames 2 are key reinforcing areas, and the inter-column support bodies 6 arranged in the T-shaped hollow-out areas 5 at the end parts of the individual support frames 2 are used for enhancing the supporting strength of the end parts of the individual support frames 2.

Further, T font fretwork district 5 is T font fretwork hole, and intercolumnar supporter 6 includes two bracing pieces, and two bracing pieces are alternately arranged in its T font fretwork district 5 that corresponds, and the tip of every bracing piece welds with the inner wall in T font fretwork hole, and the junction of two bracing pieces welds mutually and forms X shape structure supporter. The X-shaped structure support body can have a stable supporting effect in the sample testing process, and materials are saved while the stable supporting effect is provided.

Further, other preferable structures of the inter-column support 6 are cross-shaped or m-shaped structures.

The fifth concrete implementation mode: the embodiment is further limited to the first, second, third or fourth embodiment, and the length of the suspension cable 3-2-1 is 2000-5000 mm larger than the distance between the two monomer support frames 2. The design can ensure that the suspension cables 3-2-1 drive the tarpaulin pieces 4 to move upwards under the driving of wind power of the fan foundation 1, a necessary structural foundation is provided for the swelling and expanding process of the tarpaulin pieces 4, the length of the suspension cables 3-2-1 is 2000-5000 mm larger than the distance between the two single support frames 2, the suspension cables 3-2-1 can be ensured to reasonably move on the basis of ensuring the basic support effect, and the suspension cables can be ensured to move within a reasonable range.

The sixth specific implementation mode: the embodiment is further limited by the first, second, third, fourth or fifth embodiment, the tarpaulin sheet 4 is a composite sheet, the tarpaulin sheet 4 comprises a cold-proof felt sheet and a flame-retardant canvas sheet, and the cold-proof felt sheet and the flame-retardant canvas sheet are sequentially adhered into a whole from top to bottom. Winter protection felt and flame retardant canvas piece are the lamellar body that current material made, and the two is compound as an organic whole, and the winter protection felt is towards the external world, and flame retardant canvas piece is inwards, can enough ensure the flexibility performance of lamellar body, can also realize outer thermal insulation interior fire-retardant dual effect, ensures the utility model discloses heat insulating ability, security and the flexibility that expandes and draw in the use.

Furthermore, the tarpaulin sheet 4 is a composite sheet body which is flexible and elastic.

The seventh embodiment: the embodiment is further limited by the first, second, third, fourth, fifth or sixth specific embodiment, the plurality of transverse cables 3-2 are uniformly distributed on the two single supporting frames 2, and the distance between every two adjacent transverse cables 3-2 is 6000 mm. The value is the optimum value for the design under the condition of meeting the relevant specification.

The specific implementation mode is eight: the embodiment is further limited by the first, second, third, fourth, fifth, sixth or seventh embodiment, and the distance between the two monomer support frames 2 ranges from 20000 mm to 35000 mm.

The design that the range of the spacing between two monomer support frames 2 is 20000-35000 mm in this embodiment is a reasonable range value designed under the condition of meeting the relevant specification, wherein the optimal value of the spacing between two monomer support frames 2 is 25000 mm.

Further, when the distance between two single supporting frames 2 is 25000mm and the distance between every two adjacent transverse cables 3-2 is 6000mm, the number of the transverse cables 3-2 is 5, the optimal width of the tarpaulin sheet 4 is 24000mm, and the optimal length of the tarpaulin sheet 4 is 37000 mm.

The specific implementation method nine: the embodiment is further limited to the first, second, third, fourth, fifth, sixth, seventh or eighth embodiment, wherein a first steel anchoring stub 7 is correspondingly arranged at the end of each longitudinal cable 3-1, and the end of each anchor cable 3-2-2 is connected with the ground through a second steel anchoring stub 8. The first steel anchoring stub 7 is an existing component which is used for firmly positioning the end part of the longitudinal cable 3-1 and is also convenient to disassemble, and similarly, the second steel anchoring stub 8 is matched with the end part of the anchor cable 3-2-2.

Furthermore, the anchoring short piles are obliquely inserted into the ground, so that the grounding stability is improved.

The assembly process of the present invention is described with reference to fig. 1, 2 and 3:

installing two single support frames 2 around a fan foundation 1, installing a guy cable system 3 by taking the two single support frames 2 as a support foundation, specifically installing at least two longitudinal cables 3-1 and a plurality of transverse cables 3-2, arranging the plurality of transverse cables 3-2 between the two single support frames 2 in parallel, firstly, fixedly grounding one end of each transverse cable 3-2, then respectively positioning the transverse cable 3-2 with the two single support frames 2, finally, grounding and fixing the other end of each transverse cable 3-2, installing and positioning the other transverse cables 3-2 in the process, then symmetrically arranging the plurality of longitudinal cables 3-1 at two sides of the top of the fan foundation 1, stably connecting the contact part of each longitudinal cable 3-1 and each transverse cable 3-2 in a binding mode or other detachable modes, and finally, arranging and fixing the tarpaulin sheet 4 on the supporting system.

Claims (9)

1. The utility model provides a large-span cable membrane formula greenhouse for winter construction which characterized in that: the wind power generation device comprises a wind turbine foundation (1), a supporting system and a tarpaulin piece (4), wherein the supporting system comprises a guy cable system (3) and two single supporting frames (2), the two single supporting frames (2) are arranged on two sides of the wind turbine foundation (1) in parallel, the guy cable system (3) comprises at least two longitudinal cables (3-1) and a plurality of transverse cables (3-2), the plurality of transverse cables (3-2) are arranged on the two single supporting frames (2), each transverse cable (3-2) comprises a suspension cable (3-2-1) and two anchor cables (3-2-2), two ends of the suspension cable (3-2-1) are respectively provided with one anchor cable (3-2-2), the suspension cable (3-2-1) is arranged between the two single supporting frames (2), one end of each anchor cable (3-2-2) is in phase with the end part of the suspension cable (3-2-1) The other end of each anchor cable (3-2-2) is connected with the ground, at least two longitudinal cables (3-1) are arranged between the two single support frames (2) in parallel, each longitudinal cable (3-1) is arranged on a plurality of transverse cables (3-2) along the length direction of the single support frame (2), the tarpaulin sheet (4) is a flexible sheet body, the tarpaulin sheet (4) is arranged on the cable system (3), and the tarpaulin sheet (4) is connected with the two single support frames (2) through the cable system (3).

2. The large-span cable membrane type greenhouse for winter construction as claimed in claim 1, wherein: the longitudinal cables (3-1) are arc cables, and when the number of the longitudinal cables (3-1) is two, the two longitudinal cables (3-1) are symmetrically arranged between the two single support frames (2).

3. The large-span cable membrane type greenhouse for winter construction as claimed in claim 1 or 2, wherein: the single support frame (2) comprises N supporting columns (2-1) and N-1 cross beams (2-2), the N supporting columns (2-1) are vertically arranged side by side, one cross beam (2-2) is correspondingly arranged between every two adjacent supporting columns (2-1), and a T-shaped hollow area (5) is formed between each cross beam (2-2) and the two corresponding supporting columns (2-1).

4. The large-span cable membrane type greenhouse for winter construction as claimed in claim 3, wherein: an inter-column supporting body (6) is arranged in the T-shaped hollow area (5) at the end part of the single supporting frame (2).

5. The large-span cable membrane type greenhouse for winter construction as claimed in claim 1, wherein: the length of the suspension cable (3-2-1) is 2000-5000 mm larger than the distance between the two monomer support frames (2).

6. The large-span cable membrane type greenhouse for winter construction as claimed in claim 1, wherein: the tarpaulin sheet (4) is a composite sheet body, the tarpaulin sheet (4) comprises a cold-proof felt sheet and a flame-retardant canvas sheet, and the cold-proof felt sheet and the flame-retardant canvas sheet are sequentially bonded into a whole from top to bottom.

7. The large-span cable membrane type greenhouse for winter construction as claimed in claim 1, wherein: the plurality of transverse cables (3-2) are uniformly distributed on the two single supporting frames (2), and the distance between every two adjacent transverse cables (3-2) is 6000 mm.

8. The large-span cable membrane type greenhouse for winter construction as claimed in claim 1, 5 or 7, wherein: the spacing between the two monomer support frames (2) ranges from 20000 mm to 35000 mm.

9. The large-span cable membrane type greenhouse for winter construction as claimed in claim 1, wherein: the end part of each longitudinal cable (3-1) is correspondingly provided with a first steel anchoring stub (7), and the end part of each anchor cable (3-2-2) is connected with the ground through a second steel anchoring stub (8).

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