CN213404298U

CN213404298U - Green house truss

Info

Publication number: CN213404298U
Application number: CN202021513120.9U
Authority: CN
Inventors: 徐磊; 陈联宗; 林耀聪
Original assignee: Xiamen Nongfengyuan Greenhouse Development Co ltd
Current assignee: Xiamen Nongfengyuan Greenhouse Development Co ltd
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2021-06-11
Anticipated expiration: 2030-07-28

Abstract

The utility model discloses an agricultural greenhouse truss, which comprises an upper arch pipe and a lower arch pipe, wherein a plurality of reinforcing ribs are connected between the upper arch pipe and the lower arch pipe, and adjacent reinforcing ribs and the upper arch pipe or the lower arch pipe form a triangular support structure; positioning ribs are arranged at least at two ends and in the middle of the truss and used for limiting the distance between the upper arch pipe and the lower arch pipe; the two ends of the positioning rib and the reinforcing rib are connected with the upper arch tube and the lower arch tube through anchor ears and fasteners. The utility model discloses a staple bolt and fastener realize strengthening rib and last arched tube and the lower arched tube be connected and location muscle and last arched tube and the lower arched tube be connected, need not the welding, and ordinary workman can assemble, does not produce welding slag and air pollution, can many people concurrent operation, improves the packaging efficiency.

Description

Green house truss

Technical Field

The utility model relates to an agricultural greenhouse field especially relates to an agricultural greenhouse truss.

Background

The big-arch shelter is widely used in the agricultural, when the size of big-arch shelter is great, needs set up the truss between the support to improve the stability of whole big-arch shelter. In the prior art, the arched beams of the arched trusses are mostly made of special-shaped steel such as a few-shaped steel or round tubes. Compared with a round tube, the special-shaped steel such as the steel with the shape of a Chinese character 'ji' is difficult to manufacture, high in cost and inconvenient to connect when the length is insufficient. However, the round tube is easy to manufacture and purchase, and easy to connect when the length is not enough, so that the round tube is popular, but the round tube is not easy to assemble with other parts.

The truss is manufactured in the prior art, a welding mode is usually adopted to realize connection of the circular tube arched beam and other parts, welding work needs to be operated by specially trained welding workers, the number of parts of the truss is large, the assembling efficiency is low when the number of the welding workers is insufficient, and environmental pollution and potential safety hazards are easily caused by welding.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides an agricultural greenhouse truss to effectively solve above-mentioned problem.

The utility model discloses a realize through following technical scheme:

an agricultural greenhouse truss comprises an upper arch pipe and a lower arch pipe, wherein a plurality of reinforcing ribs are connected between the upper arch pipe and the lower arch pipe, and adjacent reinforcing ribs and the upper arch pipe or the lower arch pipe form a triangular support structure;

positioning ribs are arranged at least at two ends and in the middle of the truss and used for limiting the distance between the upper arch pipe and the lower arch pipe;

the two ends of the positioning rib and the reinforcing rib are connected with the upper arch tube and the lower arch tube through anchor ears and fasteners.

Furthermore, the hoop is provided with an arc-shaped hooping section and two opposite clamping parts, the two clamping parts are connected through the hooping section, the hooping section is sleeved on the upper arch pipe or the lower arch pipe, the end parts of the positioning ribs and the reinforcing ribs are fixedly connected with the two clamping parts of the hoop through fasteners, and the hooping section hoops the upper arch pipe or the lower arch pipe when the fasteners are locked.

Furthermore, the two clamping parts are provided with aligned mounting holes, the two ends of the positioning rib and the reinforcing rib are provided with through holes, the bolts penetrate through the mounting holes of the two clamping parts and the through holes at one end of the positioning rib and/or the reinforcing rib, and the tail parts of the bolts are locked by nuts, so that the connection between the end parts of the positioning rib and/or the reinforcing rib and the hoops is realized.

Further, the bolt is square neck bolt, and the mounting hole on at least one clamping part of staple bolt is the quad slit, and the square neck card is in the quad slit to prevent that the bolt from rotating.

Furthermore, the positioning ribs and the reinforcing ribs are reinforcing steel bars with two flattened ends, the axial directions of the through holes on the two end parts of the positioning ribs are parallel and vertical to the axial direction of the middle part of the positioning ribs, and the axial directions of the through holes on the two end parts of the reinforcing ribs are parallel and vertical to the axial direction of the middle part of the reinforcing ribs.

Furthermore, two ends of the positioning rib and the reinforcing rib are inserted between the two clamping parts of the hoop.

Further, the distance between the two clamping portions is smaller than the outer diameter of the upper arch tube/the lower arch tube.

Furthermore, the positioning ribs are positioned on the normal line of the upper arch tube and/or the lower arch tube.

Furthermore, the upper arch tube and the lower arch tube are both circular tubes, and the outer diameters of the upper arch tube and the lower arch tube are the same.

Compared with the prior art, the utility model has the advantages of it is following:

the hoop and the fastener are adopted to realize the connection of the reinforcing rib and the upper arch tube as well as the connection of the positioning rib and the upper arch tube as well as the lower arch tube, welding is not needed, common workers can assemble the arch tube without welding slag and air pollution, a plurality of persons can operate simultaneously, and the assembly efficiency is improved.

Drawings

Fig. 1 is a schematic view of an agricultural greenhouse truss of the present invention;

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is an exploded view of the reinforcing bars and the upper arch tube;

FIG. 4 is a front view of the positioning rib;

figure 5 is a front view of the reinforcing bar.

Detailed Description

To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.

Please refer to fig. 1 to 3, the utility model discloses an agricultural greenhouse truss, including last arched tube 1 and lower arched tube 2, it all is the pipe with lower arched tube 2 to go up arched tube 1, it is connected with a plurality of location muscle 3 and a plurality of strengthening rib 4 to go up arched tube 1 and lower arched tube 2 between, be provided with location muscle 3 at least at the both ends of truss and centre, each location muscle 3 is used for prescribing a limit to the interval between arched tube 1 and the lower arched tube 2, adjacent strengthening rib 4 constitutes triangular supports structure with last arched tube 1 or lower arched tube 2, the both ends of location muscle 3 and strengthening rib 4 all realize with last arched tube 1 and the connection of lower arched tube 2 through staple bolt 5 and fastener.

Adopt staple bolt 5 and fastener to realize strengthening rib 4 and last arch pipe 1 and the connection of arch pipe 2 down and location muscle 3 and last arch pipe 1 and the connection of arch pipe 2 down, need not the welding, ordinary workman can assemble, does not produce welding slag and air pollution, can many people concurrent operation, improves packaging efficiency.

As shown in fig. 3, the hoop 5 has an arc-shaped tightening section 51 and two opposite clamping portions 52, the two clamping portions 52 are connected by the tightening section 51, the tightening section 51 is sleeved on the upper arch tube 1 or the lower arch tube 2, the ends of the positioning rib 3 and the reinforcing rib 4 are fixedly connected with the two clamping portions 52 of the hoop 5 by fasteners, and the tightening section 51 tightens the upper arch tube 1 or the lower arch tube 2 when the fasteners are locked, so as to prevent the hoop 5 from sliding.

In specific structure, be equipped with the mounting hole of aligning on two clamping parts 52, the both ends of location muscle 3 and strengthening rib 4 all are equipped with the through-hole, the tip of location muscle 3 and/or strengthening rib 4 inserts between two clamping parts 52, adopt bolt 6 to pass the mounting hole of two clamping parts 52 and be located the through-hole on the location muscle 3 and/or the strengthening rib 4 between two clamping parts 52, and with the 6 afterbody of nut 7 locking bolt, thereby realize the tip of location muscle 3 and/or strengthening rib 4 and staple bolt 5's being connected. It should be understood that the ends of the positioning ribs 3 and the reinforcing ribs 4 are exposed outside the two clamping members, and the connection with the hoop 5 can also be realized. The two ends of the positioning ribs 3 and the reinforcing ribs 4 are connected with the hoops 5 in the mode.

Preferably, as shown in fig. 3, the bolt 6 is a square-neck bolt, i.e. a carriage bolt, the mounting hole on the at least one clamping portion 52 of the hoop 5 is a square hole, and the square neck is clamped in the square hole, so as to prevent the bolt 6 from rotating and facilitate locking with the nut 7. The head of the carriage bolt is circular, so that the design of available power-assisted tools such as a cross groove or an inner hexagon is avoided, and the anti-theft effect can be achieved.

In a specific structure, the distance between the two clamping portions 52 is smaller than the outer diameter of the upper arch tube 1/the lower arch tube 2, so that after the locking nut 7 is locked, the hoop 5 wraps the upper arch tube 1/the lower arch tube 2 and has stronger tightening force on the upper arch tube 1/the lower arch tube 2, thereby preventing the hoop 5 from sliding on a circular tube. Preferably, the outer diameters of the upper arch tube 1 and the lower arch tube 2 are the same, so that the material management is convenient.

Location muscle 3 and strengthening rib 4 structure are the same, but length is different, as shown in fig. 3 to fig. 5, location muscle 3 and strengthening rib 4 all are the reinforcing bar that both ends were flattened, the axial of the through-hole on the both ends of location muscle 3 parallels and is mutually perpendicular with the axial at 3 middle parts of location muscle, the axial of the through-hole on the both ends of strengthening rib 4 parallels and is mutually perpendicular with the axial at 4 middle parts of strengthening rib, location muscle 3 and strengthening rib 4 simple structure, easy manufacturing, and reinforcing bar intensity is good, and convenient for material selection. The positioning ribs 3 are positioned on the normal line of the upper arch tube 1 and/or the lower arch tube 2, so that the upper arch tube 1 or the lower arch tube 2 has good supporting effect, one positioning rib is positioned on the central line of a truss, and the truss is preferably of a symmetrical structure.

The bolt 6 and the nut 7 are common fasteners, so that the cost is low, common workers of greenhouse manufacturers can operate the fasteners, common farmers can assemble the fasteners by themselves, and the difficulty in assembling the truss is reduced. It should be understood that the fastener is not limited to the form of the bolt 6 plus nut 7 described above, and in other embodiments, the fastener may have other forms, for example, it may be a stud used in conjunction with two nuts 7.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides an agricultural greenhouse truss which characterized in that: the device comprises an upper arch pipe and a lower arch pipe, wherein a plurality of reinforcing ribs are connected between the upper arch pipe and the lower arch pipe, and two adjacent reinforcing ribs and the upper arch pipe or the lower arch pipe form a triangular supporting structure;

2. The agricultural greenhouse truss of claim 1, wherein: the hoop is provided with an arc-shaped hooping section and two opposite clamping parts, the two clamping parts are connected through the hooping section, the hooping section is sleeved on the upper arch pipe or the lower arch pipe, the end parts of the positioning ribs and the reinforcing ribs are fixedly connected with the two clamping parts of the hoop through fasteners, and the hooping section hoops the upper arch pipe or the lower arch pipe when the fasteners are locked.

3. The agricultural greenhouse truss of claim 2, wherein: be equipped with the mounting hole of aligning on two clamping parts, the both ends of location muscle and strengthening rib all are equipped with the through-hole, adopt the bolt to pass the mounting hole of two clamping parts and the through-hole that one was served to location muscle and/or strengthening rib to lock the bolt afterbody with the nut, thereby realize being connected of location muscle and/or strengthening rib tip and staple bolt.

4. The agricultural greenhouse truss of claim 3, wherein: the bolt is square neck bolt, and the mounting hole on at least one clamping part of staple bolt is the quad slit, and square neck card is in the quad slit to prevent that the bolt from rotating.

5. The agricultural greenhouse truss of claim 3, wherein: the distance between the two clamping parts is smaller than the outer diameters of the upper arch tube and the lower arch tube.

6. The agricultural greenhouse truss of claim 3, wherein: the positioning ribs and the reinforcing ribs are reinforcing steel bars with flattened two ends, the axial directions of the through holes on the two end parts of the positioning ribs are parallel and vertical to the axial direction of the middle part of the positioning ribs, and the axial directions of the through holes on the two end parts of the reinforcing ribs are parallel and vertical to the axial direction of the middle part of the reinforcing ribs.

7. The agricultural greenhouse truss of claim 3, wherein: two tip of location muscle and strengthening rib all insert between two clamping part of staple bolt.

8. An agricultural greenhouse truss according to any one of claims 1 to 7 wherein: the positioning ribs are positioned on the normal line of the upper arch pipe and/or the lower arch pipe.

9. An agricultural greenhouse truss according to any one of claims 1 to 7 wherein: the upper arch tube and the lower arch tube are both circular tubes, and the outer diameters of the upper arch tube and the lower arch tube are the same.