JP2006217870A - Pulley member for greenhouse and pulley unit for greenhouse - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a pulley member for a greenhouse lightening pulley exchange work easier and reducing working time. <P>SOLUTION: The pulley member for a greenhouse is structured so that attaching plates 32c, 32d are connected to a pair of bearing plates 32a, 32b faced each other while interposing the pulley between them to be superimposed to each other, and are attached to pipe members to be fixed. A pair of the superimposed and fixed attaching plates 32c, 32d are separated from each other when disconnected from the pipe members so as to detach a driving wire hung around the pulley through the space between both of the attaching plates. In the pulley exchange work, the attaching plates 32c, 32d are detached from the clamping plates of a greenhouse pulley unit and the pipe members, and thereby only the pulley members for being arranged for the greenhouse can be detached through the space between the pair of the attaching plates 32c, 32d while the driving wire is kept stretched. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a greenhouse arrangement pulley member used in a greenhouse curtain opening / closing mechanism and the like and a greenhouse pulley unit including the greenhouse arrangement pulley member.

As a pulley unit for a greenhouse used in a greenhouse curtain opening / closing mechanism, one shown in Patent Document 1 is known. This is supported by a pair of sandwich plates fixed to a pipe member disposed along the longitudinal direction in the vicinity of the ceiling of the greenhouse, and both ends of a horizontally long sandwich plate of the pair of sandwich plates. And a greenhouse arrangement pulley member fixed to a pipe member via a plate.
JP-A-10-304779

  The pulley member for greenhouse arrangement disclosed in Patent Document 1 is integrally provided with two bearing plates provided facing each other with the pulley interposed therebetween, and the horizontally long holding plate and the mounting plate attached to the pipe material. The mounting plate is formed by bending a single plate-like member. The drive wire is routed around the pulley between the two bearing plates arranged facing each other and through the gap below the mounting plate. However, both when the drive wire is hung and when it is removed from the traveling direction of the drive wire. It is necessary to insert it into the gap below the mounting plate or to pull it out along the traveling direction of the drive wire. The pulley must be replaced regularly or irregularly due to deterioration due to aging, etc., but in the one disclosed in Patent Document 1, the pulley must be removed by pulling out the drive wire in the traveling direction, Moreover, after replacing the pulley, it was necessary to re-install the drive wire again, which was very troublesome. In fact, in the conventional greenhouse arrangement pulley member, when the pulley is replaced, it takes a lot of time and effort to rework the drive wire, and it has been desired to reduce the operation.

  The present invention has been made in view of the above, and can replace a pulley without pulling out a drive wire, reduce pulley replacement work, and shorten the work time. It is another object of the present invention to provide a greenhouse pulley unit.

In order to solve the above-mentioned problem, in the present invention according to claim 1, a greenhouse arrangement pulley member around which a drive wire for opening and closing a greenhouse curtain is wound,
A pulley,
A support frame member that rotatably supports the pulley,
A pulley for greenhouse arrangement, characterized in that the support frame member is provided with a wire detaching portion that allows the drive wire to be detached from the support frame member while being stretched in the greenhouse. Providing a member.
In this invention of Claim 2, the said support frame member is arrange | positioned facing the said pulley, and a pair of bearing board which supports a rotating shaft,
Each of the bearing plates is provided with a pair of attachment plates that are directly or indirectly attached to the pipe material to be fixed,
The pulley for greenhouse arrangement according to claim 1, wherein a gap between the pair of mounting plates serves as the wire removing portion.
In the third aspect of the present invention, the pair of attachment plates are bent toward each other, and are attached to the pipe material to be fixed directly or indirectly, and the pair of attachment plates are separated from each other. 3. The greenhouse arrangement pulley member according to claim 2, wherein the gap formed thereby is the wire removing portion.
In the present invention according to claim 4, each of the mounting plates is provided so as to extend upward from a position near one side of each of the bearing plates when viewed from the side, and between the lower end edges of each of the bearing plates. 4. A greenhouse arrangement pulley member according to claim 3, wherein a connecting plate for connecting the two is integrally provided.
In this invention of Claim 5, the pulley member for greenhouse arrangements of any one of Claims 1-4,
A greenhouse pulley unit having a pulley support member used to support the greenhouse arrangement pulley member and to attach the greenhouse arrangement pulley member to a pipe material to be fixed,
The pulley support member includes a pair of sandwiching plates sandwiching a pipe material to be fixed, and the separation distance between the pair of sandwiching plates can be adjusted according to the diameter of the pipe material to be fixed. A greenhouse pulley unit is provided.
In the present invention according to claim 6, the pair of sandwiching plates constituting the pulley support member is an engagement provided on one side so as to sandwich the pipe material to be fixed and pass above or below the pipe material. The projection is engaged with an engagement hole provided on the other side, and is tightened and fixed by a bolt via a bolt insertion hole provided on the opposite side of the engagement projection above or below the pipe material.
The said engaging protrusion is provided with the some step part engaged with an engaging hole, and it is provided so that an engagement position can be adjusted according to the diameter of the pipe material used as fixation object. A greenhouse pulley unit as described is provided.
In the present invention according to claim 7, either of the pair of sandwiching plates includes a horizontal plate portion extending along a longitudinal direction of the pipe member, and the greenhouse arrangement pulley is provided via the horizontal plate portion. The greenhouse pulley unit according to claim 5 or 6, wherein a member mounting plate can be attached to the pipe member.
In this invention of Claim 8, the said horizontal board part is provided so that it may extend in both directions along the longitudinal direction of the said pipe material from either clamping board, The said pulley for greenhouse arrangement | positioning at the both ends of this horizontal board part 8. The greenhouse pulley unit according to claim 7, wherein the member mounting plate can be supported.
In this invention of Claim 9, it is attached to the pipe material arrange | positioned along the longitudinal direction between the wife surfaces near the greenhouse top part, is connected with the curtain for greenhouses, and relays of the drive wire which opens and closes this greenhouse curtain The greenhouse pulley unit according to any one of claims 5 to 8, wherein the pulley unit for a greenhouse is used.

  The pulley member for greenhouse arrangement according to the present invention is a support frame member that rotatably supports the pulley, and the drive wire that is wound around the pulley is stretched in the greenhouse and is moved to an external position of the support frame member. A wire detachable portion that can be detached is provided. Therefore, when replacing the pulley, the drive wire hung around the pulley can be detached from the support frame member through the wire detaching portion, and the drive wire is pulled out and inserted in the traveling direction as in the past. Is unnecessary, the replacement work is simplified, and can be performed in a short time. Specifically, a mounting plate is connected to each of a pair of bearing plates facing each other with a pulley interposed therebetween, and the pair of mounting plates are separated from each other when removed from the pipe material to be fixed. The gap is configured as a wire removal portion. Thus, if the mounting plate is removed from the holding plate and the pipe material of the greenhouse pulley unit, only the pulley for greenhouse arrangement is removed through the gap between the pair of mounting plates while the drive wire is stretched. Can do.

  Hereinafter, the present invention will be described in more detail based on embodiments shown in the drawings. FIG. 1 shows a schematic configuration in which the greenhouse pulley unit 10 of the present embodiment is arranged in the greenhouse A, FIG. 2 is a side view of the greenhouse pulley unit 10, and FIG. 3 is a front view thereof. FIG. 4 is a perspective view showing the main part of the greenhouse pulley unit 10, and FIG. 5 is a view showing the main part of the greenhouse arrangement pulley member 30. FIG. 6 is a view showing a pair of sandwiching bodies 21 and 22 constituting the pulley support member.

  As shown in these drawings, the greenhouse pulley unit 10 of the present embodiment is fixed to a pipe material 100 arranged along the longitudinal direction in the vicinity of the top of a greenhouse A formed in a mountain shape in the width direction. Is done. The greenhouse A is provided with curtain leading pipes 110 and 111 that operate so as to come into contact with and separate from the pipe material 100 from each side surface, and curtain members (not shown) whose ends are fixed to the curtain leading pipes 110 and 111, respectively. Z) is moved toward the pipe material 100 according to the movement of the curtain leading pipes 110 and 111, approaching each other, and moving in the opposite direction, so that they are separated from each other and shield the upper space of the greenhouse A, Serves the function of partitioning for heat insulation. Between each side of the greenhouse A, a guide shelf 120 is stretched over the pipe material 100, and the curtain member and the curtain leading pipes 110 and 111 move on the shelf 120. The curtain leading pipes 110 and 111 are connected to a driving wire 130 for reciprocating the curtain leading pipes 110 and 111 between the side surfaces and the pipe material 100.

  One end of the drive wire 130 is connected to the drive drum 150 and is wound around a first pulley 151 for changing direction which is arranged in the vertical direction near one side surface of the greenhouse A, and thereafter, is directed toward the pipe material 100. A third pulley 153 which is stretched and wound around a second pulley 152 for changing direction disposed in the vicinity of the other side surface of the greenhouse A, and then disposed in the vertical direction near one side surface. The other end is wound around the drive drum 150 and disposed. The greenhouse pulley unit 10 of the present embodiment is between the first and third pulleys 151 and 153 disposed near the one side surface and the second pulley 152 disposed near the other side surface. In order to relay the travel of the drive wire 130, it is fixed to the pipe member 100.

  Specifically, as shown in FIGS. 2 and 3, the greenhouse pulley unit 10 includes a pair of sandwiching plates (first sandwiching plate 21, first sandwiching plate 21) as a pulley support member that sandwiches the pipe material 100. 2 sandwiching plates 22) and a greenhouse arrangement pulley member 30. The first sandwiching plate 21 is formed in a vertically long shape, and a plurality of holes 21a are formed in the vicinity of the upper portion so as to be connected to a hanging wire 160 suspended from the top of the greenhouse A. The central portion is formed with a circular arc portion 21b that is substantially semi-tubular when viewed from the side. Further, a bolt insertion hole 21m for inserting a fixing bolt 23 is opened at the upper part of the arc part 21b, and an engagement protrusion provided on a second clamping plate 22 described later at the lower part of the arc part 21b. An engagement hole 21c with which 22c is engaged is opened (see FIG. 6). 2 and 3, reference numeral 21d denotes a fixing plate for pressing and fixing the suspension wire 160 passed through the hole 21a.

  The second clamping plate 22 has a concave portion 22a that protrudes on the opposite side of the circular arc portion 21b at a position corresponding to the circular arc portion 21b of the first clamping plate 21, and is fixed to the upper portion of the concave portion 22a. A bolt insertion hole 22m through which the bolt 23 is inserted is opened, and an engagement protrusion 22c that engages with the engagement hole 21c of the first clamping plate 21 protrudes from the lower portion of the recess 22a ( (See FIG. 6). As shown in FIG. 6, the engagement protrusion 22c includes a plurality of step portions 22g and 22h. By selecting a step portion to be engaged with the engagement hole 21c, the engagement protrusion 22c and the first holding plate 21 The distance to the two clamping plates 22 can be adjusted. That is, the pipe member 100 is disposed between the arc portion 21 b of the first clamping plate 21 and the recess 22 a of the second clamping plate 22, and the two clamping plates are tightened by tightening the bolt 23 and the nut 24. 21 and 22 are fixed to the pipe material 100, but the pipe members 100 corresponding to a plurality of types of pipe materials 100 are provided depending on the positions of the step portions 22g and 22h when the engagement protrusion 22c is engaged with the engagement hole 21c. Can be fixed.

  The second sandwiching plate 22 is provided with lateral plate portions 22 d and 22 e that extend along the longitudinal direction of the pipe member 100 so as to protrude from the left and right. The horizontal plate portions 22 d and 22 e are formed of an integral plate member, are formed in a substantially arc shape when viewed from the side surface, and have a shape that can be in close contact with the side surface of the pipe material 100. Bolt insertion holes 22j and 22k are formed in the vicinity of the end portions of the horizontal plate portions 22d and 22e, respectively (see FIG. 6). The bolt insertion holes 22j and 22k are attached to the mounting plate for the greenhouse arrangement pulley member 30. By aligning the bolt insertion holes 32g and 32h formed in 32c and 32d and tightening the fixing bolt 34, the greenhouse arrangement pulley member 30 is fixed to the pipe member 100 via the horizontal plate portions 22d and 22e. (See FIGS. 2, 4, and 5).

  The greenhouse arrangement pulley member 30 fixed in the vicinity of the end portions of the horizontal plate portions 22 d and 22 e of the second sandwiching plate 22 includes a pulley 31 and a support frame member 32. The support frame member 32 is disposed facing the pulley 31 and supports a pair of bearing plates 32a and 32b that support the rotating shaft 33, and a pair of mounting plates that are integrally formed with the bearing plates 32a and 32b, respectively. 32c, 32d.

  The bearing plates 32a and 32b have a size capable of covering the side surface of the pulley 31, and the mounting plates 32c and 32d are protruded upward toward the right side in FIG. 2 (back side in FIG. 3). Is provided. The mounting plates 32c and 32d are raised so as to be flush with the bearing plates 32a and 32b, and are formed in a substantially L-shaped cross section bent toward each other. As shown in FIGS. 5 (a) and 5 (b), bolt insertion holes 32g and 32h are formed in the bent surfaces 32e and 32f that are bent toward each other, and the bent surfaces 32e and 32f are formed. The bolt insertion holes 32g and 32h are made to coincide with each other, and the bolt 34 is screwed through the bolt insertion holes 32g and 32h.

  In addition, a connecting plate 32j that connects the bearing plates 32a and 32b is integrally formed at the lower end edges of the bearing plates 32a and 32b. Therefore, in a state where the bolt 34 is not screwed into the bolt insertion holes 32g and 32h formed in the bent surfaces 32e and 32f of the mounting plates 32c and 32d, the two bent surfaces 32e and 32f are centered on the connecting plate 32j. A gap is formed between the two as a wire detaching portion (see FIG. 5B).

  According to the present embodiment, as shown in FIG. 1, when the pulley 31 needs to be replaced with the greenhouse pulley unit 10 in the greenhouse A, the following procedure is performed. First, the bolt 34 is loosened and removed. As a result, the bent surfaces 32e and 32f of the mounting plates 32c and 32d that are overlapped with each other are expanded and separated from the state shown in FIG. 5A as shown in FIG. 5B. Next, the driving wire 130 stretched in the gap between the bent surfaces 32e and 32f of the mounting plates 32c and 32d is passed, and the greenhouse arrangement pulley member 30 is pulled downward in FIG. Thereafter, the rotary shaft 33 is removed, and the pulley 31 is replaced with a new one. After the pulley 31 is replaced, the drive wire 130 is passed through the gap between the bent surfaces 32e and 32f, and then the mounting plates 32c and 32d are placed on the second clamping plate in a state where the bent surfaces 32e and 32f are overlapped with each other. 22 abuts on each of the horizontal plate portions 22 d and 22 e and is tightened with bolts 34. Thereby, the replacement work of the pulley 31 is completed.

  Therefore, according to this embodiment, when the pulley 31 is replaced, the drive wire 130 that has been tensioned is loosened, pulled out in the traveling direction, and tensioned again, as in the prior art. The labor and time for exchanging 31 can be greatly reduced.

  Of course, the present invention is not limited to the above embodiment. For example, in the above-described embodiment, the bearing plates 32a and 32b and the corresponding mounting plates 32c and 32d are integrally formed, but both may be formed of separate members. Moreover, in the said embodiment, although the bending parts 32d and 32e are provided in the attachment plates 32c and 32d, as shown to Fig.7 (a), it is set as the structure which does not have the bending parts 32d and 32e, and attachment plate 32c, When the connecting members 35 formed by separately forming the connecting members 35d are detached and the connecting members 35 are removed, the attachment plates 32c and 32d can be separated to form a gap serving as a wire removing portion. Further, as shown in FIG. 7B, the bent portions 32d and 32e of the mounting plates 32c and 32d are bent outward and fixed to the respective lateral plate portions 22d and 22e of the second sandwiching plate 22 at two locations. It can also be a structure. However, if the bent portions 22d and 22e are bent inside the mounting plates 32c and 32d as in the above embodiment, the connecting member 35 as shown in FIG. Since only one place for fixing to the holding plate 22 is required, there is an advantage that the attaching operation is easier.

  Further, the wire detaching portion is not limited to the gap formed by separating the attachment plates 32c and 32d from each other as described above, and is formed in any position of the support frame member 32 and is a slit-like shape that is always open. It can also be composed of things. For example, if the upper surfaces of the bearing plates 32a and 32b shown in FIG. 7A are not closed, the connecting member 35 can be removed without driving the mounting plates 32c and 32d apart from each other. The wire can be detached from the support frame member 32 to the outside.

  In the above embodiment, the attachment plates 32c and 32d are indirectly fixed to the pipe member 100 via the second clamping plate 22, but are directly fixed to the pipe member 100 depending on the attachment position or the like. It is good also as a structure. In addition, FIG. 1 shows an example in which the greenhouse pulley unit 10 is applied to a single-building greenhouse A. However, as shown in FIG. Of course.

  Moreover, in the said embodiment, when engaging the engaging protrusion 22c of the 2nd clamping board 22 with the engaging hole 21c of the 1st clamping board 21, it is set as the structure which can select the position of step part 22g, 22h, As a result, the pipe material 100 having different thicknesses can be accommodated, but as long as the separation distance can be maintained when the two clamping plates 21 and 22 are fixed in correspondence with the pipe materials 100 having a plurality of types of thickness, Other means can be used.

  In the above embodiment, the case where the greenhouse arrangement pulley member 30 is used for relaying arranged near the top of the greenhouse A is described as an example. However, the invention is not limited thereto. A similar mechanism can be used for pulleys disposed in the vicinity of each side surface in A.

FIG. 1 is a diagram showing a schematic configuration in which a greenhouse pulley unit according to an embodiment of the present invention is arranged in a greenhouse. FIG. 2 is a side view of the greenhouse pulley unit. FIG. 3 is a front view of the greenhouse pulley unit. FIG. 4 is a perspective view showing a main part of the greenhouse pulley unit. FIG. 5 is a view showing a main part of a pulley member for arranging a greenhouse. FIG. 6 is a view showing a pair of sandwiching bodies constituting the pulley support member. FIG. 7 is a view showing a main part of another example of a pulley member for greenhouse arrangement. FIG. 8 is a diagram showing a schematic configuration in which a greenhouse pulley unit is arranged in a continuous greenhouse.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Greenhouse pulley unit 21 1st clamping plate 22 2nd clamping plate 22d, 22e Horizontal plate part 30 Greenhouse arrangement pulley member 31 Pulley 32 Support frame member 32a, 32b Bearing plate 32c, 32d Mounting plate 33 Rotating shaft 100 Pipe Material

Claims (9)

A greenhouse arrangement pulley member around which a drive wire for opening and closing a greenhouse curtain is wound,
A pulley,
A support frame member that rotatably supports the pulley,
A pulley for greenhouse arrangement, characterized in that the support frame member is provided with a wire detaching portion that allows the drive wire to be detached from the support frame member while being stretched in the greenhouse. Element. A pair of bearing plates for supporting the rotating shaft, wherein the support frame member is disposed to face the pulley.
Each of the bearing plates is provided with a pair of attachment plates that are directly or indirectly attached to the pipe material to be fixed,
The pulley member for greenhouse arrangement according to claim 1, wherein a gap between the pair of attachment plates serves as the wire removing portion.   The pair of mounting plates are bent toward each other, are directly or indirectly attached to the pipe material to be fixed by overlapping each other, and the gap formed by separating the pair of mounting plates is the 3. The greenhouse arrangement pulley member according to claim 2, wherein the pulley member is a wire removing portion.   Each of the mounting plates is provided so as to extend upward from a position near one side of each of the bearing plates when viewed from the side, and a connecting plate for connecting the two between the lower end edges of each of the bearing plates The pulley member for greenhouse arrangement according to claim 3, wherein is provided integrally. A pulley member for greenhouse arrangement according to any one of claims 1 to 4,
A greenhouse pulley unit having a pulley support member used to support the greenhouse arrangement pulley member and to attach the greenhouse arrangement pulley member to a pipe material to be fixed,
The pulley support member includes a pair of sandwiching plates sandwiching a pipe material to be fixed, and the separation distance between the pair of sandwiching plates can be adjusted according to the diameter of the pipe material to be fixed. A greenhouse pulley unit characterized by being. The pair of sandwiching plates constituting the pulley support member sandwiches a pipe material to be fixed, and an engagement hole provided on one side so as to pass above or below the pipe material. And is fastened and fixed by a bolt through a bolt insertion hole provided on the opposite side of the engaging projection above or below the pipe material,
The said engaging protrusion is provided with the some step part engaged with an engaging hole, and it is provided so that an engagement position can be adjusted according to the diameter of the pipe material used as fixation object. The described greenhouse pulley unit.   One of the pair of sandwiching plates includes a horizontal plate portion extending along a longitudinal direction of the pipe material, and the attachment plate of the greenhouse arrangement pulley member is connected to the pipe material via the horizontal plate portion. The pulley unit for greenhouse according to claim 5 or 6, wherein the pulley unit can be attached.   The horizontal plate portion is provided so as to extend in either direction along the longitudinal direction of the pipe material from any of the holding plates, and the mounting plate of the greenhouse arrangement pulley member can be supported at both ends of the horizontal plate portion. The greenhouse pulley unit according to claim 7, wherein   It is attached to a pipe material arranged along the longitudinal direction between the wife faces near the top of the greenhouse, connected to the curtain for the greenhouse, and used for relaying a drive wire that opens and closes the greenhouse curtain. The pulley unit for greenhouses according to any one of claims 5 to 8.

Images