CN201429769Y - Simple bracket curtain structure - Google Patents

Abstract

The utility model relates to a projection screen technical field especially relates to a simple and easy support curtain structure, include: supporting seat, curtain the curtain is connected on the supporting seat through collapsible bracket component. The foldable support component is composed of a blocky support rod connecting piece, grooves symmetrically arranged on two sides of the blocky support rod connecting piece, holes connected with the stand column and arranged at the bottom of the blocky support rod connecting piece, two support rods which are respectively embedded in the grooves of the blocky support rod connecting piece, rotate relative to the support rod connecting piece in the groove space through a pin joint element and transversely support the curtain, and buckles for buckling the clamping holes of the support rods of the curtain are arranged at the end parts of the other ends of the two support rods. The curtain comprises square curtain body, curtain branch, the middle dress trim cover that is equipped with the card hole that supplies collapsible bracket component branch buckle lock joint, card hole both ends to be equipped with of curtain branch, setting on the both sides limit of curtain branch, curtain branch. The simple support curtain structure has the advantages of simple structure, convenient and labor-saving operation, easy lifting of the projection curtain, convenient movement and carrying and safe use.

Description

Simple bracket curtain structure

technical field

The utility model relates to the technical field of projection screens, in particular to a simple bracket screen structure.

Background technique

The existing stand-type lifting projection screen is composed of projection screen, down tube, lifting tube, tripod, etc., but its structure is complex, inconvenient to operate, and it is easy to cause damage to the projection screen and injury to the operator, which affects the use of the projection screen , causing inconvenience to users.

Utility model content

The purpose of this utility model is to overcome the shortcomings of the above-mentioned prior art, and provide a simple bracket screen structure that is simple in structure, more convenient in operation, light and labor-saving, easy to lift and lower the projection screen, easy to move, easy to carry, and safer to use.

The purpose of this utility model can be achieved through the following measures:

This simple bracket screen structure includes a support base and a screen, and its special feature is that the screen is connected to the support base via a foldable bracket assembly.

The purpose of this utility model can also be achieved through the following measures:

The foldable bracket assembly is composed of a column connected to the support base, a block-shaped pole connector, grooves symmetrically provided on both sides of the block-shaped pole connector, and a hole connected to the column at the bottom of the block-shaped pole connector. , are respectively nested in the grooves of the block-shaped pole connectors and rotate relative to the pole connectors in the groove interval through the pivotal elements and laterally support the two poles of the screen, and the other ends of the two poles are provided with a The buckle is composed of the fixed connection of the curtain.

The groove of the block-shaped strut connecting piece is set as a slot between the horizontal axis and the vertical axis on both sides above the block-shaped strut connecting piece, so that the two struts are respectively on both sides above the block-shaped strut connecting piece. Rotate within the range of 0° to 90° between the horizontal horizontal axis and the vertical axis.

The groove of the block-shaped strut connector is set as a slot in the interval between the horizontal axis and the vertical axis on both sides below the block-shaped strut connector, so that the two struts are respectively on both sides below the block-shaped rod connector. Rotate within the range of 0° to 90° between the horizontal horizontal axis and the vertical axis.

The groove of the connecting piece of the block-shaped pole is set as a slot through the upper and lower sides, so that the two poles are respectively rotated in the vertical direction on both sides of the connecting piece of the block-shaped pole within the range of 0° to 180°.

The curtain consists of a square curtain body, curtain poles arranged on both sides of the curtain, a clamping hole provided in the middle of the curtain pole for buckling the poles of the foldable support assembly, and decorative covers provided at both ends of the clamping hole. composition.

The middle part of the two poles is provided with a transit buckle for easy installation, and the transit buckle can be connected with the buckle hole on the curtain pole.

The middle part of the top end of the pole connector is provided with a vertical positioning rod, and the positioning rod is fixedly connected with the top of the curtain through a connecting member arranged at the upper end; The card slot is snap-connected with the connecting member when it is in the vertical direction.

The column includes a large column whose lower end is fixedly connected to the support base and a small column whose upper end is nested in the bottom hole of the block-shaped pole connector. The mechanism can be stretched up and down relative to the large column in the vertical direction.

The telescopic rod mechanism is composed of a telescopic rod seat with an axial through hole and a telescopic rod seat pressure handle which is arranged on the outside of the telescopic rod seat and can rotate vertically relative to the telescopic rod seat. When the telescopic rod seat pressure handle rotates to the horizontal position At the same time, the height of the telescopic rod can be adjusted to lift the curtain. When the pressure handle of the telescopic rod seat is rotated to the vertical direction, one end surface of the pressure handle of the telescopic rod seat will closely fit with the shrapnel arranged on the telescopic rod seat to fix the column.

The supporting seat is a telescopic triangular bracket or a disc with a hole in the center.

Compared with the prior art, the utility model has the following advantages: the simple bracket screen structure is simple in structure, convenient to operate and labor-saving, the projection screen is easy to lift, easy to move and carry, and safe to use.

Description of drawings

Fig. 1 is a perspective view of the utility model.

Fig. 2 is a schematic diagram of the external structure of the rod connector of the present invention.

Fig. 3 is a schematic diagram of the external structure of the telescoping mechanism of the present invention.

Fig. 4 is an exploded schematic diagram of the structure of the telescopic mechanism of the utility model.

Detailed ways

The utility model will be described in further detail below in conjunction with the accompanying drawings.

Embodiment 1, as shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the simple bracket curtain structure provided by the utility model includes a support base 102 and a curtain 101, and the curtain 101 is connected to the support through a foldable bracket assembly 103 On seat 102.

In this embodiment, the support base 102 is a telescopic triangular bracket, and the foldable bracket assembly 103 includes a one-piece pole connecting piece 1031 and two poles 1032, and the pole connecting piece 1031 is an oval block with symmetrical sides. There is a groove, the bottom is provided with a hole connected to the column, and one end of the two poles 1032 is respectively nested in the groove, and the two poles 1032 can be moved relative to the block-shaped pole connecting piece 1031 in the groove interval through the pivoting element. Rotate in the vertical direction and support the curtain 101 laterally; the other ends of the two poles 1032 are provided with buckles. The curtain 101 includes a square curtain body and curtain poles 1011 arranged on both sides of the curtain 101. The two ends of the card hole are provided with decorative covers 1012, and the two poles 1032 are fixedly connected with the screen 101 through the cooperation of the buckle and the card hole.

In this embodiment, the groove of the block-shaped pole connecting piece 1031 is set as a groove between the horizontal axis and the vertical axis on both sides above the block-shaped pole connecting piece 1031, so that the two poles 1032 are respectively The transverse horizontal axis and the vertical axis on both sides above the block-like pole connecting piece 1031 rotate within the range of 0° to 90°.

In a further embodiment, a vertical positioning rod 1033 is provided in the middle of the top end of the block-shaped pole connector 1031, and the positioning rod 1033 is fixedly connected to the top end of the curtain 101 through a connecting member 1034 arranged at its upper end. In this embodiment, the connecting member 1034 is fixedly connected to the top of the curtain 101 by Velcro; when the two poles 1032 are rotated to the vertical direction, they are snapped connected with the slots arranged on both sides of the connecting member 1034, so that the installation stability of the curtain 101 can be strengthened and the curtain 101 is flat Expand.

Preferably, the column includes a large column 104 and a small column 105, the lower end of the large column 104 is fixedly connected to the support base 102, the upper end of the small column 105 is nested in the hole at the bottom of the pole connector 1031, and the lower end is nested in the large column 104 Inside, and through the expansion rod mechanism 106 that is fixed on the upper end of the large column 104, the vertical direction of the large column 104 can be expanded and contracted. The telescopic rod seat pressure handle 1061 that can rotate vertically relative to the telescopic rod seat 1062 is formed. The upper end of the large column 104 is nested in the through hole of the telescopic rod mechanism 106 from below, and the lower end of the small column 105 is nested in the telescopic rod mechanism 106 from above. In the through hole of the telescopic rod seat, when the handle 1061 of the telescopic rod seat is rotated to the horizontal position, the height of the small column 105 can be adjusted to lift the curtain 101. The shrapnel on the pole seat 1062 fits closely, and the shrapnel locks the small upright 105 inwardly to achieve the purpose of fixing the upright.

In a further embodiment, the middle part of the two support rods 1032 is provided with a transfer buckle for easy installation, and the transfer buckle can be connected with the buckle hole on the screen support rod 1011 by a buckle.

Because the curtain 101 is relatively wide, when one person operates and installs it, as shown in Figure 1, the support base 102 with the foldable bracket assembly 103 and the column is installed on the ground, and the two poles 1032 in the foldable bracket assembly 103 are opened horizontally , open the curtain 101, hold the curtain poles 1011 on both sides of the curtain with both hands, first hang the curtain pole 1011 on one side on the buckle in the middle of the pole 1032 of a foldable bracket assembly, and then hang the curtain pole on the other side 1011 is hung on the buckle at the end of the other pole 1032 of the foldable bracket assembly 103, so that hands can be freed to hang the original side curtain pole 1011 on the buckle at the end of a pole 1032 of the foldable bracket assembly 103 Finally, the middle part of the top of the curtain 101 is fixedly connected to the connecting member 1034 on the upper end of the positioning pole 1033 by Velcro, so as to strengthen the stability of the curtain 101, so that the curtain 101 can be completely flattened. Such a person is very convenient to complete the installation of the projection screen 101 . Simultaneously, the height position of the curtain 101 can be raised and lowered by rotating the telescopic rod seat pressure handle 1061 .

When finished using, the top of the curtain 101 is now separated from the connecting member 1034 on the upper end of the positioning pole 1033, and then the curtain pole 1011 on one side is taken off from the pole 1032 of the foldable bracket assembly 103, and hung on the pole 1032 in the middle of the buckle, after that, the other side curtain pole 1011 is taken off from another pole 1032 of the foldable bracket assembly 103, and then the front side curtain pole 1011 is taken off, so that the curtain 101 is It is very convenient to take it off from the foldable support assembly 103, and then roll it up from one side to the other side. Then, the two poles 1032 of the foldable bracket assembly 103 are retracted from the horizontal position upwards, respectively stuck in the grooves on both sides of the connecting member 1034 at the upper end of the positioning pole 1033, and the telescopic pole seat pressure handle 1061 is rotated to the horizontal position, Shorten the small column 105 downwards to the lowest position. At this time, the foldable support assembly 103 can be removed, and the foldable support assembly 103, the curtain 101 and the support seat 102 connected with the column can be neatly stored in a bag for easy carrying. .

Embodiment 2. The difference between this embodiment and Embodiment 1 is that the groove of the block-shaped strut connecting piece 1031 is set as a slot between the horizontal axis and the vertical axis below the block-shaped strut connecting piece 1031 , so that the two struts 1032 rotate within the range of 0° to 90° between the transverse horizontal axis and the vertical axis below the block-shaped strut connecting piece, and the rest are the same as in the first embodiment.

Embodiment 3. The difference between this embodiment and Embodiment 1 is that the groove of the block-shaped strut connecting piece 1031 is set as an upper and lower through groove, so that the two struts 1032 are respectively connected to the block-shaped strut connecting piece. The vertical direction on both sides of 1031 rotates within the range of 0° to 180°, and the rest are the same as in the first embodiment.

In other embodiments, the supporting seat 102 can also be a disc with a hole in the center; the pivotal element can also be a screw or a pin.

The above descriptions are only preferred embodiments of the present utility model, and all equivalent changes and modifications made according to the claims of the present utility model shall fall within the scope of the claims of the present utility model.

Claims (11)

1. A simple bracket screen structure, including a support base and a curtain, characterized in that the screen is connected to the support base via a foldable bracket assembly. 2. The simple bracket curtain structure according to claim 1, characterized in that: the foldable bracket assembly is composed of a column connected to the support seat, a block-shaped pole connecting piece, and a symmetrically arranged on both sides of the block-shaped pole connecting piece. The groove and the bottom of the block-shaped pole connector are provided with holes connected to the uprights, which are respectively nested in the groove of the block-shaped pole connector and rotate relative to the pole connector in the groove area through the pivoting element and laterally supported The two poles of the screen, and the other end of the two poles are provided with buckles for the fixed connection of the screen. 3. The simple bracket curtain structure according to claim 2, characterized in that: the groove of the block-shaped strut connecting piece is set at the interval between the horizontal axis and the vertical axis on both sides above the block-shaped strut connecting piece. Slots are made so that the two struts rotate within the range of 0° to 90° between the horizontal horizontal axis and the vertical axis on both sides above the block-shaped strut connecting piece. 4. The simple support curtain structure according to claim 2, characterized in that: the groove of the block-shaped strut connecting piece is set at the interval between the horizontal axis and the vertical axis on both sides below the block-shaped strut connecting piece. Slots are made so that the two struts rotate within the range of 0° to 90° between the horizontal horizontal axis and the vertical axis on both sides below the block-shaped strut connecting piece. 5. The simple bracket curtain structure according to claim 2, characterized in that: the groove of the connecting piece of the block-shaped pole is set as a slot through the upper and lower sides, so that the two poles are respectively connected to the connecting piece of the block-shaped pole. The vertical direction on both sides rotates within the range of 0° to 180°. 6. The simple bracket curtain structure according to claim 1, characterized in that: the curtain consists of a square curtain body, curtain poles arranged on both sides of the curtain, and a pole for the foldable support assembly is arranged in the middle of the curtain poles. It consists of a card hole for buckle fastening and a decorative cover provided at both ends of the card hole. 7. The simple bracket curtain structure according to claim 6, characterized in that: the middle part of the two poles is provided with a transit buckle for easy installation, and the transition buckle can be connected with the buckle hole on the curtain pole. 8. The simple support screen structure according to claim 1, characterized in that: the middle part of the top end of the pole connector is provided with a vertical positioning rod, and the positioning rod is fixedly connected to the top of the screen through a connecting member arranged at the upper end; Both lateral ends of the connecting member are respectively provided with slots for buckling connection with the connecting member when the two poles are rotated to the vertical direction. 9. The simple support curtain structure according to claim 1, characterized in that: the uprights include a large upright whose lower end is fixedly connected to the support seat and a small upright whose upper end is nested in the bottom hole of the block-shaped pole connector, the small upright The lower end is nested in the large column and can be stretched up and down relative to the large column in the vertical direction through the telescopic rod mechanism arranged at the upper end of the large column. 10. The simple bracket curtain structure according to claim 9, characterized in that: the telescopic rod mechanism consists of a telescopic rod seat with an axial through hole and a telescopic rod seat arranged on the outer surface of the telescopic rod seat and can rotate vertically relative to the telescopic rod seat. The telescopic rod seat is composed of pressure handle. When the telescopic rod seat pressure handle is rotated to the horizontal position, the height of the telescopic rod can be adjusted to lift the curtain. When the telescopic rod seat pressure handle is rotated to the vertical direction, one end surface of the telescopic rod seat pressure handle is connected The shrapnel on the telescopic rod seat fits closely to fix the column. 11. The simple bracket curtain structure according to claim 1, characterized in that: the support seat is a telescopic triangular bracket or a disc with a hole in the center.

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