JPH0632690U - Horizontal screen opening / closing device - Google Patents

Abstract

(57) [Abstract] [Purpose] In a screen opening / closing device that opens and closes the accordion-type telescopic screen by pulling it horizontally, the movable frame that opens and closes the screen is movable in parallel, and a part of its mechanism. (EN) A screen opening / closing device having good operability, which effectively eliminates the need to walk around for opening and closing. [Structure] Storage case 1 forming the side of the screen frame
The base end of an accordion-type telescopic screen 10 is fixed in 3 and a movable frame 18 for opening and closing operation is attached to the tip of the screen 10 so that the movable frame can be slid left and right along a screen frame. In the horizontal pulling screen opening / closing device, a movable frame 18 attached to the tip of the screen 10 is provided with a parallel movement mechanism for restraining the posture of the movable frame 18, and the storage case 13 constituting the side of the screen frame or the side frame 14 facing the storage case 13 is formed. Inside the movable frame or tension string 3
The operators 40 and 41 having one ends connected to the terminals 1 and 32 can be operated from the outside.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a horizontal screen opening / closing device for winding a screen or other screens installed in a building opening for insect prevention and light shielding.

[0002]

[Prior art]

 It is desirable in use to open and close the screen horizontally installed in the opening of the building for the purpose of insect control, light shielding, blindfolding, etc. in the opening and closing direction in line with the opening and closing direction. In addition, because it is desirable to make the installation space as small as possible, a screen opening / closing device has been developed that opens and closes the accordion-type telescopic screen by folding it with many pleats. ing. In this case, a particular problem is that the posture of the movable frame installed at the tip of the screen is not constrained by the screen, etc., so it is necessary to always keep the posture constant so that it can move accurately in parallel. If there is a large opening to open and close, such as a double door, it is necessary to walk around between them to open and close, so opening and closing operations should be made as easy as possible.

[0003]

[Problems to be solved by the device]

 The technical problem to be solved by the present invention is to attach a screen to one end of a screen in which an accordion-type telescopic screen can be opened and closed by laterally pulling it by bending it with a large number of pleats. The objective is to provide a screen opening / closing device that is equipped with a mechanism for moving the movable frame in parallel, and that effectively uses part of the mechanism to eliminate the need to walk around for opening and closing.

[0004]

[Means for Solving the Problems]

 The screen opening / closing device of the present invention for solving the above-mentioned problems is an accordion-type telescopic screen that is formed by bending a large number of pleats inside a storage case that forms the side of the screen frame. In addition to fixing the base end, a movable frame for opening and closing operation was attached to the tip of the screen, and this movable frame was attached to the tip of the screen in a horizontal pulling screen opening and closing device that was slidable left and right along the screen frame. Fix one end of multiple tension cords to the attached movable frame, wrap these tension cords around the turning element provided on the screen frame, and pass through one of the upper and lower frames on the opposite side to the moving direction of the movable frame. The other end of the movable frame is fixed to the other part of the movable frame, and the parallel movement mechanism that constrains the posture of the movable frame is constructed by this, and the storage case that forms the side of the screen frame. Alternatively, an operating cord that is connected to one end of the movable frame and travels in the up-and-down direction when the movable frame is opened and closed is provided in the side frame facing the movable frame, and the operating cord can be moved from the outside. It

In addition, the screen opening and closing device of the present invention is a accordion-type expandable and contractable screen that is foldable by forming a large number of pleats in the storage case that forms the side of the screen frame. In addition to fixing the end, a movable frame for opening and closing operation is attached to the tip of the screen, and this movable frame is attached to the tip of the screen in a horizontal pulling screen opening / closing device that can slide left and right along the screen frame. After fixing one end of multiple tension cords to the frame, wrap these tension cords around the turning element provided on the screen frame and guide it through the inside of either the upper or lower frame to the opposite side of the moving direction of the movable frame. Then, the other end is fixed to another part of the movable frame, thereby forming a parallel movement mechanism that constrains the posture of the movable frame, and a storage case or a side frame of the screen frame. It is configured by connecting an operating element that can be moved from the outside to open and close the screen to the tension string of the parallel moving mechanism that runs in the up and down direction as the movable frame opens and closes in the side frame facing it.

[0006] In these screen opening / closing devices, the base ends of the screens are fixed in the storage cases that configure the left and right sides of the screen frame, and the movable frames for opening / closing operations are attached to the ends of the screens. Attaching the left and right sides to each other, and attaching a parallel movement mechanism to each movable frame that restrains the posture of the movable frame, and connecting both movable frames with a tension string wrapped around a troducer. An interlocking mechanism that interlocks the opening and closing can be attached, and the opening and closing of the movable frame can be operated from the outside in the storage case that constitutes one side of the screen frame. Further, the screen can be opened and closed by a pull cord led out from the storage case or the side frame.

[0007]

[Action]

 In the screen opening / closing device having the above structure, since the posture of the movable frame is constrained by the tension string which constitutes the parallel moving mechanism, the opening / closing force of an arbitrary part of the movable frame passes through the tension string to the other part of the movable frame. The result is transmitted, and as a result, it is equivalent to moving the entire movable frame, and it is possible to move the movable frame accurately in parallel and perform stable opening and closing operations.

Further, in the screen opening / closing device, a tension cord that travels vertically in a storage case that constitutes the screen frame or a side frame that faces the storage frame is provided, and an operator required for the tension cord is provided. Since the screen can be opened and closed, the operability for opening and closing the screen is good.In particular, in the case of a double-sided screen, by linking the opening and closing of both screens, there is no need to walk around for opening and closing operations, It is extremely easy to operate. Moreover, opening and closing the horizontal pull screen with a pull cord not only makes walking unnecessary for opening and closing but also allows the operation for opening and closing to be performed by pulling down the pull cord, which is extremely easy to operate, resulting in remarkable operability. Be improved.

[0009]

【Example】

 1 to 3 show a first embodiment of a screen opening / closing device according to the present invention. In the first embodiment, the screen device 4 is installed inside the glass door 2 in the opening 1 such as a window, so that the screen 10 can be opened and closed in an accordion manner.

The screen 10 in the screen device 4 can be formed of an appropriate material according to the application, such as a net suitable for insect repellent, a net or sheet rich in light-shielding property, and a net or sheet suitable for blindfold. A large number of pleats are applied to it, and the pleats are alternately bent in the opposite direction to make the accordion type extendable and retractable, and the folds allow it to open and close freely. The screen frame that holds the screen 10 openably and closably connects the upper frame 11 and the lower frame 12, the screen storage case 13 forming one side, and the side frame 14 facing the screen storage case 13 to each other. It is formed by this, and is fixed to the mounting frame 5 around the opening 1.

As shown in FIG. 2, the storage case 13 constituting one side of the screen frame includes a groove-shaped screen storage portion 16 for storing the screen 10, and an accordion-type telescopic screen. The base end of 10 is fixed to the inner bottom portion of the screen accommodating portion 16. A movable frame 18 for opening and closing is attached to the tip of the screen 10 so as to be slidable left and right along the upper frame 11 and the lower frame 12. The groove-shaped screen housing portion 16 in the housing case 13 is formed to have a size that can substantially accommodate the screen 10 when it is opened. When the screen 10 is opened by operating the movable frame 18, The movable frame 18 covers the storage case 13, and the screen 10 is completely stored in the storage case 13 and the movable frame 18.

Since the posture of the movable frame 18 attached to the screen 10 is not constrained by the screen or the like, it is necessary to always keep the posture constant and move it accurately in parallel. Therefore, the screen frame is provided with a parallel movement mechanism. 4 to 6 are schematic views showing an example of the structure of the parallel movement mechanism that can be installed in the first embodiment. Each of these parallel movement mechanisms will be described below. In either case, however, one end of a plurality of tension cords is fixed to the movable frame 18 attached to the tip of the screen 10, and the tension cords are fixed. , Wrap it around the turning element provided on the screen frame, guide it through the inside of one of the upper and lower frames 11, 12 to the opposite side of the moving direction of the movable frame 18, and then tip the other end of the movable frame. The movable frame 18 is fixed to another portion separated from the mounting position thereof, and the posture of the movable frame 18 is thereby constrained.

In the parallel moving mechanism shown in FIG. 4, the tension cords 31 and 32 each having one end attached to each end of the movable frame 18 are installed at both ends of the side frame 14 located on the opposite side of the storage case 13 from each other. , 34, and after folding the tension cord, the tension cords 35, 36 provided at both ends of the storage case 13 are wound around the tension cords 35, 36. 32 is wound around the turning elements 37 and 38 provided at the end of the storage case on the side opposite to the positions of the respective turning elements, and the ends of the tension cords 31 and 32 are fixed to the movable frame 18. Each of the above-mentioned turning elements can be formed by a rotatable pulley or a fixed guide member made of a synthetic resin material or the like having a small frictional resistance with a tension cord, including the cases of the following embodiments.

Further, inside the storage case 13 which constitutes the screen frame, there are provided tension cords 31 and 32 which travel in the vertical direction when the movable frame 18 is opened and closed. These tension cords are used for the screen. It is also used for operation to open and close 10. That is, a pull cord serving as an operator 40 that can be operated from the outside is connected to the tension cord 31 that runs vertically in the storage case 13 as the movable frame 18 is opened and closed, and the tension cord 32 is similarly operated. The pull cords forming the child 41 are connected. The operator 40 is for opening the screen 10. One end of the operator 40 is connected to the tension cord 31, and the operator 40 is wound around the turning element 42 provided in the storage case 13 and led out to the outside. The screen 10 is to be closed, one end of which is connected to the tension string 32, which is wound around the turning element 43 provided in the storage case 13 and led out to the outside, and the knobs 44 and 45 are attached to the respective ends ( (See FIG. 3).

Therefore, when one of the knobs 44 connected to the tip of the operator 40 is pulled, the movable frame 18 can be moved in the opening direction by the movement of the tension cord 31 and is connected to the tip of the operator 41. By pulling the other knob 45, the movable frame 18 can be moved in the closing direction by the movement of the tension cord 32. In this case, when the knob 44 is pulled, the knob 45 rises and returns to its original position, and conversely, when the knob 45 is pulled, the knob 44 rises and returns, so the knob always located at the return position. Just pull the button and the operation is extremely easy. It should be noted that, here, the case where one ends of the operators 40 and 41 are connected to the tension cords 31 and 32 is shown, but one ends of these operators 40 and 41 are directly connected to the movable frame 18 to form a storage case. It can also be led out by winding it around the provided turning element.

In the parallel movement mechanism shown in FIG. 5, the tension cords 51 and 52 having one ends attached to the both ends of the movable frame 18 are wound around the turning elements 53 and 54 installed at both ends of the side frame 14 and further stretched. The string 52 is guided to the upper end along the side frame 14 and wound around the above-mentioned turning element 53, the both tension strings 51 and 52 are folded back to the storage case 13 side, and then the upper part of the storage case 13 is attached. After wrapping it around the provided turning element 55, the tension cord 51 is wound around the turning element 56a provided in the lower half portion of the storage case, and the tension cord 52 is wound around the upper half portion 56b of the storage case. Then, the screen 10 is penetrated and each tip is fixed to the movable frame 18. In the case of the accordion-type telescopic screen as described above, the screen is very easily bent. Therefore, it is possible to prevent the screen from loosening by allowing the tension cords 51 and 52 to penetrate through a large number of pores. It is effective for stabilizing the installed condition.

Further, one ends of operation cords 57 and 58 for opening and closing the screen 10 are connected to a tension cord 52 running in the side frame 14 in a vertical direction as the movable frame 18 is opened and closed. The operation string 57 is used to close the screen 10. One end of the operation string 57 is connected to the tension string 52, and the operation string 57 is wound around the turning piece 59 provided on the side frame 14 and led out to the outside. The screen 10 is opened, and one end of the screen 10 is connected to the tension cord 52. The screen 10 is wound around a turning element 60 provided on the lower portion of the side frame 14 and a turning element 61 provided on the upper portion of the side frame 14, and is then exposed to the outside. It is led out, and the knobs 62 and 63 are attached to the tips. Therefore, when the operator 62 connected to the tip of the operation cord 57 is pulled, the movable frame 18 can be moved in the closing direction by the movement of the tension cord 52, and when 63 connected to the tip of the operation cord 58 is pulled. By moving the tension cord 52, the movable frame 18 can be moved in the opening direction.

FIGS. 6 and 7 show a second embodiment of the screen opening / closing device according to the present invention. In the second embodiment, a screen frame attached to the inside of the glass door at the building opening is The upper frame 21 and the lower frame 22 are formed by interconnecting the screen storage cases 23a and 23b that form the left and right sides, and the screens similar to those in the above-described embodiment are provided in both storage cases. In addition to fixing the base ends, movable frames 28a and 28b for opening and closing operations are attached to the tips of these screens to form left and right both sides, a parallel moving mechanism is provided on the movable frames 28a and 28b, and the left and right screens are An interlocking mechanism is provided between them. The other configurations are substantially the same as those of the first embodiment.

The parallel moving mechanism of the movable frames 28a and 28b used in the screen opening / closing device of FIG. 6 is one in which the parallel moving mechanism as described with reference to FIGS. 5 and 6 is attached to each of the left and right movable frames 28a and 28b. It is also possible to make the left and right movable frames move in parallel independently of each other. However, only one movable frame 28a or 28b is provided with a parallel movement mechanism, and the movable frame and the other movable frame are connected to each other. It is also possible to realize parallel movement and interlocking of both movable frames by connecting the two with an interlocking mechanism.

The parallel movement mechanism in the double-opening screen device shown in FIG. 6 will be described in detail. First, one end of the tension cords 71 and 72 is connected to the upper and lower portions of one movable frame 28a, and the tension cords are connected to each other. It is wrapped around turners 73, 74 provided at the upper and lower ends of the storage case 23a and folded back, and the ends are connected to the upper and lower ends of the other movable frame 28b. In addition, one end of the tension cords 77 and 78 is separately connected to the upper and lower ends of the movable frame 28b to which the tension cords 71 and 72 are connected, and these tension cords 77 and 78 are connected to the upper and lower ends of the opposite storage case 23b. It is wound around the provided turning elements 79 and 80, and the tension cords are further wound around the turning elements 81 and 82 at the opposite ends, and are connected to the upper and lower ends of the movable frame 28a. Therefore, the upper and lower ends of one movable frame 28a are connected to the upper and lower ends of the movable frame 28a via the tension cords 71 and 72, one end of which is connected to the movable frame 28b, and the tension cords 77 and 78. Therefore, the movable frame 28a is always constrained in its posture and moves in parallel. The same applies to the movable frame 28b.

In addition, the storage cases 23a and 23b support the winding shafts 91 and 92 which are biased by built-in springs so as to wind the tension cords 93 and 94, and the tension cords 93 and 94 are disposed in the screen 20. After being inserted into the movable frame, the tip of the movable frame is connected to the movable frame 28a, 28b to give the movable frame a tendency to open.

The above-described parallel movement mechanism at the same time constitutes an interlocking mechanism for the left and right movable frames 28a and 28b. That is, since the movable frames 28a and 28b are connected to each other via the tension cords 71 and 72 or the tension cords 77 and 78, the two movable frames are held in an interlocking state.

The storage case 23b is provided with an operator 95 on a tension string 78 which runs in the up and down direction as the movable frames 28a and 28b are opened and closed. The operator 95 is connected to the tension cord 78, and is guided and slid by a slit 96 provided on the storage case 23b as shown in FIG. Note that FIG. 7 shows a state in which the tension cord 94 is inserted in three stages. In this way, when using the tension cord in the storage case or the side frame to open and close the screen, not only the operation cord and this operator but also various means for moving the tension cord should be adopted. You can In addition, here, the case where the tension cords configuring the parallel movement mechanism is used has been described, but even in the double-opening screen device, the operation cords are directly connected to the movable frame without using these tension cords. However, it can also be led to the outside through a diverter or the like.

[0024]

[Effect of device]

 As described in detail above, according to the screen opening / closing device of the present invention, in the screen opening / closing device that opens and closes the accordion-type telescopic screen by horizontal pulling, the movable device attached to one end of the screen. It is possible to obtain a screen opening / closing device which is capable of translating the frame in parallel, and which effectively utilizes a part of the mechanism to eliminate the need to walk around for opening and closing.

[Brief description of drawings]

FIG. 1 is a vertical cross-sectional view of a first embodiment of a screen opening / closing device according to the present invention.

FIG. 2 is a horizontal sectional view of the same.

FIG. 3 is a front view of the relevant part.

FIG. 4 is a schematic front view showing an example of a parallel movement mechanism used in the first embodiment.

FIG. 5 is a schematic front view showing another example of the parallel movement mechanism.

FIG. 6 is a schematic front view showing the configuration of the second embodiment.

FIG. 7 is a front view of the main part.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 opening part, 4 screen device, 10, 20 screen, 11,21 upper frame, 12,22 lower frame, 13,23a, 23b storage case, 14 side frame, 18, 28a, 28b movable frame, 31, 32, 51 , 52, 71, 72, 77, 78 tension string, 33-38, 53-55, 56a, 56b, 59-61
Inversion element, 40, 41 95 operation element, 57, 58 operation string, 73, 74, 79 to 82 inversion element.

Claims (5)

[Scope of utility model registration request] 1. A accordion-type telescopic screen base end is fixed by bending a large number of pleats in a storage case forming a side of a screen frame, and the tip end of the screen is fixed. A movable frame for opening and closing is attached to the side of the screen, and in a horizontal pulling screen opening and closing device that can slide the movable frame to the left and right along the screen frame, one end of multiple tension cords is fixed to the movable frame attached to the tip of the screen. Then, wrap those cords around the turning element provided on the screen frame and guide them through the inside of either the upper or lower frame to the opposite side of the moving direction of the movable frame, and then the other end of the movable frame. The movable frame is fixed to the movable frame, and a parallel movement mechanism that constrains the posture of the movable frame is configured to connect one end of the movable frame to the storage case that forms the side of the screen frame or the side frame that faces it. To the control cord running in the vertical direction along with the opening and closing is provided, the control cord was externally movable operation crosscut screen switchgear, characterized in that. 2. The horizontal pulling screen opening / closing device according to claim 1, wherein the operation cord is led out from a storage case or a side frame to form a pull cord for opening / closing the screen. Screen opening and closing device. 3. A accordion-type telescopic screen base is fixed by bending a large number of pleats in a storage case constituting the side of the screen frame, and the tip of the screen is fixed. A movable frame for opening and closing is attached to the side of the screen, and in a horizontal pulling screen opening and closing device that can slide the movable frame to the left and right along the screen frame, one end of multiple tension cords is fixed to the movable frame attached to the tip of the screen. Then, wrap those cords around the turning element provided on the screen frame and guide them through the inside of either the upper or lower frame to the opposite side of the moving direction of the movable frame, and then the other end of the movable frame. Opening and closing of the movable frame in the storage case that forms the side of the screen frame or in the side frame that opposes it, by configuring a parallel movement mechanism that is fixed to the part and restrains the posture of the movable frame. With in Zhang string of the parallel moving mechanism for traveling vertically and connecting the mobile operable operator from the outside to the screen opening, crosscut screen switchgear, characterized in that. 4. The horizontal screen opening / closing device according to claim 3, wherein a pull cord is used as an operator movable from the outside. 5. The horizontal pulling screen opening / closing device according to claim 1, wherein the base ends of the screens are fixed in respective storage cases forming left and right sides of the screen frame, and A movable frame for opening and closing is attached to the tip of the screen to open it to the left and right, and each movable frame is equipped with a parallel movement mechanism that constrains the posture of the movable frame. The interlocking mechanism that connects the opening and closing of the left and right screens by connecting with a string is attached, and the opening and closing of the movable frame can be operated from the outside in the storage case that constitutes one side of the screen frame. Pull screen opening / closing device.