KR100341607B1 - An electric brind - Google Patents

Abstract

The present invention relates to an electric blind that can prevent the malfunction of the blind even when the length of the frame is long by moving the holder mounted with the diaphragm by using the magnetic force of a plurality of permanent magnets and electromagnets mounted inside the frame. The following describes the configuration.

In a typical blind, a plurality of permanent magnets are formed inside the frame and are alternately polarized at different intervals, and are slidably mounted to the rail grooves at equal intervals in the vertical direction. A moving box connected to the moving holder and equipped with first to fourth electromagnets whose polarities are switched in accordance with a power applied through the first to fourth connection terminals; A plurality of power terminals are mounted on the upper side of the frame at equal intervals and supplies power to the first to fourth electromagnets through the first to fourth connection terminals mounted on the moving box, but the polarity is alternately provided to the power terminals. Characterized in that different power is supplied.

Description

An electric brind

The present invention relates to an electric blind, in particular, even when the length of the frame is long (about 4M or more) by moving the holder mounted with a plate using the magnetic force of a plurality of permanent magnets and electromagnets mounted inside the frame It relates to an electric blind that can prevent the malfunction of the.

The general blind is divided into vertical and horizontal movements, which are also divided into manual and electric motors depending on the operating method. The present invention is an improvement of the electric type (hereinafter referred to as an electric blender) of the horizontal movable blender.

7 is a view illustrating an electric blender which is commonly used, and the configuration thereof is as follows.

The upper surface is fixed to the ceiling and the frame 6 is mounted to the + axis 61 and the wire 62 which is operated by a drive unit therein, and the plate (71) is fitted to the lower part of the + axis 61, A plurality of holders 7 connected to each other through separate clips, moving holders 8 which are positioned at the outermost sides of the holders 7 and both ends of the wire 62 are fixed to both sides, and the frame 6 It is characterized in that it is composed of a drive unit (9) which is located on one side of the + axis 61 and the first and second motors (91, 92) for operating the wire (62).

In particular, the second motor 92 of the drive unit 9 for moving the wire 62 is located vertically and the main shaft pulley 922 is mounted on the rotation shaft 921, the main pulley 922 is The driven pulley 63 fixed to the other side of the frame 6 is connected via the wire 62.

Therefore, when the first motor 91 of the driving unit 9 is operated to rotate the + shaft 61, the inclination angle of the diaphragm 71 can be adjusted, and the second motor 92 of the driving unit 9 is operated to wire By moving the 62, the diaphragm 71 mounted on the movable holder 8 and the plurality of holders 7 can be moved to the closed or open position.

However, when the length of the frame 6 is long (about 4M or more) by using the second motor 92 and the wire 62 of the driving unit 9 to open and close the diaphragm, the blinding is caused by the load of the motor. There is a problem that causes malfunction during operation.

In addition, as the wire 62 is wound around the main pulley 922 of the second motor 92, when the diaphragm is directly opened and closed (manual operation), the wire 62 may be easily cut. I also have

In addition, in the case of applying the blender configured as described above for the bi-directional opening and closing the drive unit 9 is installed on both ends of the frame 6 and the wire 62 must be separated in both directions, the production cost of the blender is increased. I have a problem.

In addition, in the case of using the blender for a long time, there is a problem that a malfunction occurs such that the tension force of the wire connected to the driving unit is reduced and only the motor rotates and the wire 62 does not move.

Accordingly, the present invention has been invented to solve the above problems, when the length of the frame is long by moving the holder is mounted plate using the magnetic force of a plurality of permanent magnets and electromagnets mounted inside the frame ( It is an object of the present invention to provide an electric blind that can prevent the malfunction of the blind.

In addition, there is also an object to provide an electric blind that can be operated manually, as well as manual operation of the user to move the diaphragm directly.

In addition, there is also an object to provide a two-way electric blind for moving the holder is mounted symmetrically to each other on both sides of the frame.

The present invention for achieving the above object is, in the general blind, the rail groove portion and a plurality of permanent magnets which are formed in the interior of the frame and are alternately mounted at equal intervals in the intervals up and down, and the rail groove portion A movable box slidably mounted to a lower portion and connected to the movable holder through a bracket, and equipped with a first to fourth electromagnet having a polarity changed in accordance with a power applied through the first to fourth connecting terminals; A plurality of power terminals are mounted on the upper side of the frame at equal intervals and supplies power to the first to fourth electromagnets through the first to fourth connection terminals mounted on the moving box, but the polarity is alternately provided to the power terminals. Characterized in that different power is supplied.

1 is a perspective view showing a bind of the present invention.

2 is a cross-sectional view taken along the line A-A of FIG.

3 is a cross-sectional view taken along the line B-B in FIG.

4 is a cross-sectional view taken along the line C-C in FIG.

5 is a schematic view showing the positional relationship of the main parts according to the present invention.

Figure 6 is a schematic cross-sectional view showing another embodiment of the blender according to the present invention.

7 is a schematic view showing a conventional blind.

Explanation of symbols for main parts of the drawings

1: frame

11: + axis

12 holder

13: moving holder

14: diaphragm

2: rail groove

3: Move box

M: Permanent Magnet

EM: Electromagnet

CT: Connection terminal

PT: Power Terminal

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a perspective view showing a blind of the present invention, FIG. 2 is a sectional view taken along the line AA of FIG. 1, FIG. 3 is a sectional view taken along the line BB of FIG. 2, and FIG. 4 is a sectional view taken along the line CC of FIG. 2. do.

The upper surface is fixed to the ceiling and the frame (1) is mounted on the inside of the + axis (11), and the plate (14) is fitted to the bottom of the + axis (11) and a plurality of connected to each other through a separate clip In a conventional blind having a holder (12) and a movable holder (13) positioned at the outermost side of the holders (12) and connected to the holder (12) through a clip;

Inside the frame 1, a plurality of permanent magnets M having different polarities at different intervals are provided with rail grooves 2 mounted at equal intervals in the vertical direction. The rail grooves 2 have the movable holders. 13) and the moving box (3) connected through the bracket 31 is mounted slidably. The first and fourth electromagnets EM1 to EM4 and the first to fourth connection terminals CT1 to CT4 are installed in the moving box 3. In this case, the first, second and third electromagnets EM1 to EM3 are provided. Mounted at intervals, the fourth electromagnet (EM4) is mounted at a certain distance from the third electromagnet (EM3). In addition, the first connection terminal CT1 mounted on the upper side of the moving box 3 is connected to the second electromagnet EM2, and the second connection terminal CT2 is connected to the third electromagnet EM3. The third connecting terminal CT3 is connected to the first electromagnet EM1, and the fourth connecting terminal CT4 is connected to the fourth electromagnet EM4. On the other hand, the upper side of the frame 1 A plurality of power terminals PT for supplying power to the first to fourth electromagnets EM1 to EM4 through the first to fourth connection terminals CT1 to CT4 are installed at equal intervals. Power is provided at different intervals. The first to fourth electromagnets EM1 to EM4 mounted in the moving box 3 are applied through the first to fourth connection terminals CT1 to CT4. Depending on the polarity of the polarity is switched to N or S. Therefore, according to the polarity difference between the permanent magnets M mounted on the rail grooves 2 adjacent to the first to fourth electromagnets EM1 to EM4, the moving box 3 moves along the rail grooves 2 as described below. Done.

In addition, a plurality of guide grooves 21 are formed in the horizontal direction on the upper and lower sides of the rail groove part 2, and a plurality of rollers inserted and sliding in the guide grooves 21 on the upper and lower sides of the moving box 3. (32) is attached.

When power is supplied with different polarities to the power terminals PT of the electric blinder configured as described above, power is supplied to the first to fourth electromagnets EM1 to EM4 through the first to fourth connection terminals CT1 to CT4. As the polarities of the first to fourth electromagnets EM1 to EM4 are converted, the permanent magnets M mounted on the rail grooves 2 push the adjacent first to fourth electromagnets EM1 to EM4. As it is pulled, the moving box 3 repeats the continuous moving operation.

That is, when adjacent permanent magnets (M) and electromagnets (EM) have different polarities (N, S poles or S, N poles) are attracted to each other, the permanent magnets (M) and electromagnets (EM) are the same In the case of having the polarity (N, N pole or S, S pole), the moving box 3 repeats the operation of continuously moving along the rail groove 2 as it is pushed away from each other.

FIG. 5 shows mounting positions of the permanent magnets, the electromagnets, the connection terminals, and the power terminals.

Hereinafter, for convenience, the reference distance (hereinafter referred to as 'reference distance') is defined as '1L'.

Each length 4L of the permanent magnets M is four times the reference distance 1L, and each length 4L of the first to fourth electromagnets EM1 to EM4 is also four times the reference distance 1L. The length 2L of each of the power terminals PT mounted on the upper side of the frame 1 is twice the reference distance 1L, and the length of the first to fourth connection terminals CT1 to CT4. Is equal to the reference distance 1L.

Meanwhile, the distance 2L between the magnets is twice the reference distance 1L, and the distance 5L between the first to third electromagnets EM1 to EM3 is 5 times the reference distance 1L, and the third The interval 11L between the electromagnet EM3 and the fourth electromagnet EM4 is 11 times the reference distance 1L. The distance 4L between the power terminals PT is 4 times the reference distance 1L, and the distance 5L between the first and second connection terminals CT1 and CT2 and the third and fourth connection terminals (4L). The distance 5L between CT3 and CT4 is 5 times the reference distance 1L, and the distance 8L between the second and third connection terminals CT2 and CT3 is preferably 8 times the reference distance 1L. .

On the other hand, Figure 6 shows another embodiment of the blind according to the present invention, except that the moving box 3 is mounted symmetrically on both sides of the rail groove 2, the configuration of the embodiment described above.

As such, when the moving box 3 is mounted symmetrically on both sides of the rail groove 2, the moving box 3 can be used as a bidirectional blind to open and close the diaphragm 14 on both sides as the moving box 3 moves in opposite directions. Do.

The present invention as described above, by using the magnetic force of a plurality of permanent magnets and electromagnets mounted on the inside of the frame is moved by the plate-mounted holders have the effect of preventing malfunction even when the overall length of the frame Have

In addition, by allowing the user to manually operate, such as moving the diaphragm, there is also an effect of preventing a failure due to the manual operation.

In addition, by using a moving box mounted inside the frame on both sides of the frame to use as a two-way blind, there is an effect that can provide a low-cost two-way blind.

Although the present invention has been described with reference to one embodiment shown in the drawings, this is merely exemplary, and it will be understood by those skilled in the art that various modifications and equivalent other embodiments are possible.

Claims (5)

The upper surface is fixed to the ceiling and the frame (1) is mounted on the inside of the + axis (11), and the plate (14) is fitted to the bottom of the + axis (11) and a plurality of connected to each other through a separate clip In a conventional blind having a holder (12) and a movable holder (13) positioned at the outermost side of the holders (12) and connected to the holder (12) through a clip; A rail groove portion 2 formed in the frame 1 and having a plurality of permanent magnets M having different polarities at different intervals and mounted at equal intervals in the vertical direction; It is mounted on the rail groove 2 so as to be slidable and connected to the moving holder 13 through a bracket 31 at a lower portion thereof, and in polarity according to a power applied through first to fourth connecting terminals CT1 to CT4 at an inner side thereof. A moving box 3 equipped with the first to fourth electromagnets EM1 to EM4 to be switched; Mounted at equal intervals on the upper side of the frame (1) to supply power to the first to fourth electromagnets (EM1 ~ EM4) through the first to fourth connection terminals (CT1 ~ CT4) mounted to the moving box (3) Equipped with a plurality of power terminals (PT), The power terminal (PT) is an electric blind, characterized in that the power is supplied at different intervals. According to claim 1, A plurality of guide grooves 21 formed in the transverse direction on the upper and lower sides of the rail groove portion 2, mounted on the upper and lower sides of the moving box 3 and inserted into the guide grooves 21 Electric blinds, characterized in that it further comprises a plurality of rollers 32 that slide. delete delete 2. The electric blind according to claim 1, wherein the moving box is mounted symmetrically on both sides of the rail groove of the frame. 3.