CN101779583B

CN101779583B - Film pressing band device for agricultural greenhouse

Info

Publication number: CN101779583B
Application number: CN2009100957712A
Authority: CN
Inventors: 楼冬子
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-01-21
Filing date: 2009-01-21
Publication date: 2012-02-08
Anticipated expiration: 2029-01-21
Also published as: CN101779583A

Abstract

The invention relates to a film pressing band device for an agricultural greenhouse, which comprises a film pressing band (9) capable of adjusting the elasticity of a film cloth. The film pressing band device is characterized in that the film pressing band (9) is wound on an adjusting rod (10) which can rotationally adjust the elasticity; and one end of the adjusting rod (10) is connected to a transmission shaft of a rotating device (100). Compared with the prior art, the film pressing band device has the advantage that the rotating device can conveniently loosen or fasten the film pressing band in a large range to very easily wind up the film cloth in time and then fasten the wound film cloth so as to achieve the effect of effectively preventing damage of the typhoon to the greenhouse.

Description

The film pressing band device of agricultural greenhouse

Technical field

The present invention relates to a kind of film pressing band device of agricultural greenhouse.

Background technology

Existing vegetable grower or orchard worker use agricultural greenhouse in large quantities, and its wind-proof device adopts mostly by hand and through the press mold band film cloth fixed, and when meeting typhoon weather; Also to loosen, then plastic foil or thermal insulation quilt rolled, want the expensive time and loosen with the process of fastening press mold band with the press mold band of hand with film cloth; To loosen the press mold band when meeting unexpected situation, again plastic foil or thermal insulation quilt rolled, and then plastic foil of rolling or thermal insulation quilt is fastening; Often have little time, thereby can cause very big economic loss to the peasant, orchard worker who has or vegetable grower are in order to protect frame; Do not stint plastic foil is cut; Reducing the broken ring of typhoon,, become an important problem so how can be better can be easily when strong wind arrives plastic foil or thermal insulation quilt are rolled and protected whole frame to frame; On the other hand, because the press mold band is a layout, no matter loosens or compress, labour intensity is big, and the working time is long, also need reform.

Summary of the invention

Technical problem to be solved by this invention be provide to above-mentioned prior art present situation a kind of easy to install, reduce labour intensity, improve the film pressing band device of the agricultural greenhouse of operating efficiency.

The present invention solves the problems of the technologies described above the technical scheme that is adopted: a kind of film pressing band device of agricultural greenhouse; It includes the press mold band of scalable film cloth degree of tightness; It is characterized in that: said press mold tape wrapping is on the adjusting rod of rotating adjusting degree of tightness, and an end of said adjusting rod connects on the power transmission shaft of tumbler.

As improvement, said tumbler includes housing, power transmission shaft, an end of said power transmission shaft stretch in the housing and through the drive mechanism in the housing and driver that can positive and negative rotation be linked together, and said housing and backstay tandem arrangement are together.

Improve, said driver is a manual driver again, and it comprises the crank handle that is positioned at outside the housing, and this crank handle is connected with driving shaft one end, and the other end of driving shaft stretches in the housing and the drive mechanism in the housing links together.

Or said driver is a motor driver, the line shaft of this motor driver through gear mechanism and driving shaft be linked together, and the other end of driving shaft stretches in the housing and links together with the interior drive mechanism of housing.

Improve again; Said drive mechanism includes driven wheel, travelling gear; Said driven wheel is arranged on the driving shaft; And driven wheel is meshed together with travelling gear, and the center of travelling gear links with the power transmission shaft that axially is provided with, and the other end of power transmission shaft extends housing outside in housing and adjusting rod be linked together.

Improve again; The both sides of said travelling gear are respectively arranged with ratchet and are provided with and are placed on respectively the ratchet on the power transmission shaft in the opposite direction; The ratchet of the right and left fits over ratchet sheath cover separately; And ratchet sheath separately is arranged on the power transmission shaft through the center convolution hole, and is respectively arranged with the ratchet with the suitable band torsion spring of ratchet separately in the inboard of housing.

Improve again; Said power transmission shaft one of which end is for being with multiple-threaded screw rod; The center convolution hole of the screw at this screw rod and travelling gear center and ratchet sheath is meshing with each other together, and screw rod through the screw of travelling gear again through the center convolution hole of ratchet sheath and external part that stretches out and nut bolt together.

At last, said housing its be provided with the handshake part of conveniently shaking hands.The other end of described adjusting rod is arranged on the bearing block that holds like tape spool on the follower, to improve the steady reliability of adjusting rod work.

Compared with prior art, the invention has the advantages that: adopt the press mold roll coil of strip to be around on the adjusting rod of rotating its degree of tightness of adjusting, and an end of adjusting rod is arranged on the tumbler; And the other end of adjusting rod is arranged on the follower; The advantage of this design is that tumbler can be easily and can a plurality of press mold bands be loosened or fastening simultaneously on a large scale, is easy to, in time film cloth is rolled with activation, and then the film cloth of rolling is fastened; Thereby reach and prevent the destruction of strong wind effectively booth; Convenient to use, reduce labour intensity, improve operating efficiency.

Description of drawings

Fig. 1 is the structural perspective of the embodiment of the invention;

Fig. 2 is the exploded view of Fig. 1;

Fig. 3 is the stereogram that Fig. 1 middle shell intermediate solid drive shaft matches with travelling gear;

Fig. 4 is the stereogram of Fig. 3 different angles;

Fig. 5 is the exploded view of Fig. 4;

Fig. 6 is the scheme of installation (overlooking) of booth;

Fig. 7 is the scheme of installation (side-looking) of booth.

Embodiment

Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.

Extremely shown in Figure 6 like Fig. 1, the film pressing band device of the agricultural greenhouse that is used for the cover cap plant growing of present embodiment, it includes the press mold band 9 of scalable film cloth degree of tightness; Press mold band 9 is wound on the adjusting rod 10 of rotating its degree of tightness of adjusting, and press mold band 9 can be one and be wrapped on the adjusting rod 10, or; Pass and be wrapped on the adjusting rod 10 in the middle of the press mold band 9; All be fine, present embodiment is to design at head, and an end of adjusting rod 10 is connected on the tumbler 100; And the other end of adjusting rod 10 can be arranged on the bearing block that holds like tape spool on the follower, with the balance that keeps adjusting rod 10 with stable.Tumbler includes housing 1, power transmission shaft 2; One end of power transmission shaft 2 stretches in the housing 1 and links together through drive mechanism in the housing 1 and driver that can positive and negative rotation; Housing 1 and backstay 7 tandem arrangements are together; Backstay 7 lower ends are prong shapes, and can plant through backstay 7 like this fixes on the ground.In present embodiment, driver adopts manual driver, and it is exactly the crank handle that is positioned at outside the housing 1, and this crank handle is connected with driving shaft 4 one ends, and the other end of driving shaft 4 stretches in the housing 1 and the drive mechanism in the housing 1 links together.Drive mechanism includes driven wheel 41, travelling gear 3; Driven wheel 41 is arranged on the driving shaft 4; Be made of one part; Driven wheel 41 is meshed together with travelling gear 3, and the center of travelling gear 3 links with the power transmission shaft 2 that axially is provided with, and the other end of power transmission shaft 2 extends housing 1 outside in housing 1 and adjusting rod be linked together.The both sides of travelling gear 3 are respectively arranged with ratchet 8; Ratchet 8 is nested with on power transmission shaft 2; The ratchet of ratchet 8 is provided with in the opposite direction; And the ratchet 8 of the right and left fits over ratchet sheath 5 cover separately, and ratchet sheath 5 separately is arranged on the power transmission shaft 2 through center convolution hole 51, is respectively arranged with the ratchet 6 with the suitable band torsion spring of ratchet separately 8 in the inboard of housing 1.Power transmission shaft 2 one of which ends are for being designed to be with multiple-threaded screw rod 21 structures; This screw rod 21 is meshing with each other together with the screw 31 at travelling gear 3 centers and the center convolution hole 51 of ratchet sheath 5; And screw rod 21 through the screw 31 of travelling gear 3 again through the center convolution hole 51 of ratchet sheath 5 and the external part that stretches out be threaded mutually together with nut 21; Nut can not be locked them, reserves suitable gap.Certainly driver also can adopt motor driver, this motor driver through gear drive and power transmission shaft 2 be linked together, specifically adopt which kind of mode to decide by designing requirement, it is provided with the handshake part 11 of conveniently shaking hands above-mentioned housing 1.

Its operation principle is such, when drive operation such as crank handle backward rotation, such as rotating counterclockwise, drives travelling gear 3 through driven wheel 41 and rotates; And travelling gear 3 is tight with ratchet sheath 5 screens of back through ratchet 8 after rotating an intersegmental distance on the power transmission shaft 2, thereby drives turning cylinder 2 backward rotation, through adjusting rod 10 backward rotation; The press mold band 9 that twines is further broadcasted, press mold band 9 is unclamped, can roll the film cloth of booth this moment; Then, the crank handle forward rotation is such as clockwise rotating; Drive travelling gear 3 through driven wheel 41 and rotate, and travelling gear 3 is tight with ratchet sheath 5 screens of front through ratchet 8 after rotating an intersegmental distance on the power transmission shaft 2; Thereby drive turning cylinder 2 forward rotation,, the press mold band 9 that twines is further wound up and locks through adjusting rod 10 forward rotation; Rolled-up film cloth is compressed, in like manner, also can film cloth be pressed on the ceiling of booth.

Claims

1. the film pressing band device of an agricultural greenhouse; It includes the press mold band (9) of scalable film cloth degree of tightness; It is characterized in that: said press mold band (9) is wound on the adjusting rod (10) of rotating adjusting degree of tightness, and an end of said adjusting rod (10) connects the power transmission shaft of tumbler (100); Said tumbler (100) includes housing (1), power transmission shaft (2); One end of said power transmission shaft (2) stretch in the housing (1) and through the drive mechanism in the housing (1) and driver that can positive and negative rotation be linked together, and said housing (1) and backstay (7) tandem arrangement are together; Said drive mechanism includes driven wheel (41), travelling gear (3); Said driven wheel (41) is arranged on the driving shaft (4); And driven wheel (41) is meshed together with travelling gear (3); And the center of travelling gear (3) links with the power transmission shaft (2) that axially is provided with, and the other end of power transmission shaft (2) extends housing (1) outside in housing (1) and adjusting rod be linked together.

2. film pressing band device according to claim 1; It is characterized in that: said driver is a manual driver; It comprises the crank handle that is positioned at outside the housing (1); This crank handle is connected with driving shaft (4) one ends, and the other end of driving shaft (4) stretches in the housing (1) and the drive mechanism in the housing (1) links together.

3. film pressing band device according to claim 1; It is characterized in that: said driver is a motor driver; The line shaft of this motor driver through gear mechanism and driving shaft (4) be linked together, and the other end of driving shaft stretches in the housing and links together with the interior drive mechanism of housing.

4. film pressing band device according to claim 1; It is characterized in that: the both sides of said travelling gear (3) are respectively arranged with ratchet and are provided with and are placed on respectively the ratchet (8) on the power transmission shaft (2) in the opposite direction; The ratchet of the right and left (8) fits over ratchet sheath (5) cover separately; And ratchet sheath (5) separately is arranged on the power transmission shaft (2) through center convolution hole (51), and is respectively arranged with the ratchet (6) with the suitable band torsion spring of ratchet (8) separately in the inboard of housing (1).

5. film pressing band device according to claim 4; It is characterized in that: said power transmission shaft (2) one of which end is multiple-threaded screw rod (21); The screw (31) at this screw rod (21) and travelling gear (3) center and the center convolution hole (51) of ratchet sheath (5) are meshing with each other together, and screw rod (21) through the screw (31) of travelling gear (3) again through the center convolution hole (51) of ratchet sheath (5) and the external part that stretches out is threaded together with nut (21) mutually.

6. according to any described film pressing band device of claim of claim 1 to 5, it is characterized in that: it is provided with the handshake part (11) of conveniently shaking hands said housing (1).

7. according to any described film pressing band device of claim of claim 1 to 5, it is characterized in that: the other end of described adjusting rod is arranged on the bearing block that tape spool holds.