CN214943868U - Transmittance adjustable zebra curtain - Google Patents

Abstract

The utility model discloses a transmittance adjustable zebra curtain, including the mounting box that is provided with the rotation driving piece, the coaxial rotation of drive end of rotation driving piece has installation axle, the coaxial rotation of installation axle has first curtain cloth, the mounting box can be dismantled and be connected with the connecting box, the connecting box rotates and is connected with the connecting axle, the coaxial rotation of connecting axle has the second curtain cloth, the development part of second curtain cloth sets up with the development part coincide of first curtain cloth, the connecting box is provided with the rotation piece that resets, the both ends that reset the piece in the rotation are connected with connecting axle and connecting box respectively, the one end that the mounting box was kept away from to the second curtain cloth is provided with the connecting piece of being connected with the one end that the connecting box was kept away from to first curtain cloth. Through adopting above-mentioned setting, have and to maintain under the prerequisite of the current length of (window) curtain, can also realize adjusting the function of transmittance, have the effect of accurate regulation (window) curtain transmittance.

Description

Transmittance adjustable zebra curtain

Technical Field

The utility model relates to a technical field of zebra curtain structure, concretely relates to transmittance adjustable zebra curtain.

Background

The zebra curtain is also called a soft yarn curtain or a double-layer rolling curtain, a small piece of fabric and a small piece of gauze with the same width are woven at intervals, the zebra curtain comprises a mounting rack, a rotation driving structure is arranged on the mounting rack, a rotating shaft is coaxially rotated at the driving end of the rotation driving structure, the zebra curtain forms a double-layer structure in a folding mode, one end of the zebra curtain in the folding direction is coaxially rotated with the rotating shaft, the other end of the zebra curtain is connected with the mounting rack, a counterweight shaft is arranged at the folding position of the zebra curtain and is suspended through self gravity, one end of the zebra curtain is continuously retracted under the driving action of the rotation driving structure, the whole length of the zebra curtain is shortened or increased, and meanwhile, the effect of adjusting the light transmittance is achieved due to the overlapping degree of the fabric and the gauze in the cloth of the zebra curtain.

As can be seen from the above, while adjusting the transmittance of the zebra curtain, the whole length of the zebra curtain also changes, and the shortening or lengthening of the whole length also affects the accuracy of transmittance adjustment of the zebra curtain. And the prior art does not have a zebra curtain structure that can maintain the whole length of current (window) curtain yet, can also realize transmittance regulatory function simultaneously to improve the degree of accuracy of transmittance regulation.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a transmittance adjustable zebra curtain, which can also realize the function of adjusting transmittance on the premise of maintaining the current length of the curtain and has the function of accurately adjusting the transmittance of the curtain.

The purpose of the utility model is realized through the following technical scheme:

the utility model provides a transmittance adjustable zebra curtain, is including being provided with the mounting box of rotation driving piece, and the coaxial rotation of drive end of rotation driving piece has the installation axle, the coaxial rotation of installation axle has first curtain cloth, the mounting box can be dismantled and be connected with the connecting box, the connecting box rotates and is connected with the connecting axle, the coaxial rotation of connecting axle has second curtain cloth, the expansion part of second curtain cloth with the expansion part coincide of first curtain cloth sets up, the connecting box is provided with the rotation piece that resets, the rotation piece that resets both ends respectively with the connecting axle with the connecting box is connected, the second curtain cloth is kept away from the one end of mounting box be provided with first curtain cloth is kept away from the connecting piece that the one end of connecting box is connected.

Further, the mounting box comprises a first mounting cover and a second mounting cover, the rotary driving part comprises a driving rope and a gear, the driving rope is meshed with the tooth surface of the gear, the gear coaxially rotates with one end of the mounting shaft, a rotary column is fixedly connected to the side face, far away from the mounting shaft, of the gear, the rotary column is rotatably connected with the first mounting cover, and the other end, far away from the gear, of the mounting shaft is rotatably connected with the second mounting cover.

Further, the inner bottom surface of the first mounting cover is fixedly connected with a convex ring for the rotating column to be connected in an inserting mode, the outer peripheral surface of the first mounting cover is provided with an opening for the driving rope to penetrate through, the inner bottom surface of the first mounting cover is fixedly connected with two arc-shaped guide plates, the two arc-shaped guide plates are respectively arranged on two sides of the convex ring and the opening, and the arc centers of the arc-shaped guide plates are arranged towards the convex ring.

Further, a bearing is arranged at one end, far away from the gear, of the mounting shaft in a matched mode, a mounting ring is arranged on the inner bottom surface of the second mounting cover in a protruding mode, the bearing is in interference fit with the mounting ring, and a pressure relief notch is formed in the outer peripheral face of the mounting ring.

Further, the connecting box comprises two connecting covers, the connecting covers are fixedly connected with inserting blocks, slots for the inserting blocks to be inserted are formed in the first mounting cover and the second mounting cover, fixing rods are fixedly connected to the inner bottom surfaces of the connecting covers, and circular grooves for the fixing rods to be inserted are formed in the tail ends of the connecting shafts.

Further, the inner bottom surface of the connecting cover is fixedly connected with a fixing ring, the fixing ring surrounds the fixing rod, the rotating reset piece comprises an elastic patch located in the fixing ring, the elastic patch surrounds the fixing rod, one end of the elastic patch is fixedly connected with the connecting shaft, the other end of the elastic patch is fixedly connected with the inner peripheral surface of the fixing ring, and the inner peripheral surface of the fixing ring is far away from the tail end of the inner bottom surface of the connecting cover and protrudes to form a limiting ring.

Further, the connecting piece comprises a metal strip and a magnetic strip, the metal strip is connected with the edge of the tail end of the second cord fabric far away from the connecting box, the magnetic strip is connected with the side face of the tail end of the first cord fabric far away from the mounting box, and the metal strip is connected with the magnetic strip in an adsorption mode.

Further, the side face of the tail end, far away from the mounting box, of the first curtain cloth is fixedly connected with a baffle strip, a sliding groove for sliding connection of the metal strip is formed in the side face, facing the first curtain cloth, of the baffle strip, the sliding groove extends in the length direction of the baffle strip to penetrate through the baffle strip, and a mounting groove for splicing the magnetic strips is formed in the inner bottom face of the sliding groove in the length direction.

Further, a handle is fixedly connected to the side surface of the metal strip.

Further, a counterweight strip is fixedly connected to the edge of the tail end, far away from the mounting box, of the first curtain cloth.

The utility model discloses following beneficial effect has:

the utility model provides a transmittance adjustable zebra curtain, through set up rotation driving piece and installation axle at the mounting box, utilize the drive action of rotation driving piece, rotate with the drive installation axle, thereby realize stretching out of first curtain cloth and expand or the recoil function, simultaneously, through setting up the connecting axle and rotating the piece that resets at the connection box rotation, utilize the rotation reset function that rotates the piece that resets, thereby can make the connecting axle through the mode of rotation and completely recoil second curtain cloth to the connecting axle in, in addition, through set up the connecting piece at first curtain cloth and second curtain cloth end, and under the action of gravity of the two partial deployment of first curtain cloth and second curtain cloth, offset the rotation reset function that rotates the piece that resets, in order to reduce the second curtain cloth through rotating the circumstances that resets to the connecting axle on. Particularly, the first curtain cloth and the second curtain cloth are both zebra curtain cloth, so that when the first curtain cloth is driven to be unfolded by the rotary driving piece, the connection position of the connecting piece is adjusted, the overlapping degree of the gauze of the first curtain cloth and the gauze of the second curtain cloth is adjusted, and the light transmittance of the whole zebra curtain is adjusted. In the adjusting process, the first curtain cloth is kept in a relatively fixed state, and the second curtain cloth is adjusted through the connecting piece and is connected with the connecting piece, so that the function of adjusting the transmittance is realized, and the beneficial effect of accurately adjusting the transmittance of the zebra curtain is achieved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an exploded sectional view of the present invention.

Fig. 3 is an exploded view of the present invention from another perspective.

Fig. 4 is a partially enlarged view of a portion a in fig. 2.

Fig. 5 is a partially enlarged view of fig. 3 at B.

Fig. 6 is a partially enlarged view of C in fig. 2.

Fig. 7 is a partial enlarged view of fig. 3 at D.

Fig. 8 is a partial enlarged view at E in fig. 2.

Fig. 9 is a structural view of the first mounting cover of the present invention.

Fig. 10 is a structural view of the connection cover of the present invention.

In the figure: 1. mounting a box; 11. a first mounting cover; 111. a convex ring; 112. an arc-shaped guide plate; 113. an opening; 12. a second mounting cover; 121. a mounting ring; 122. a pressure relief notch; 13. a slot; 2. installing a shaft; 21. a gear; 22. rotating the column; 23. a bearing; 3. a connection box; 31. a connecting cover; 311. inserting a block; 312. fixing the rod; 313. a fixing ring; 314. a limiting ring; 315. an elastic patch; 4. a connecting shaft; 41. a circular groove; 5. a first cord fabric; 51. a weight strip; 52. a baffle plate strip; 521. a chute; 522. mounting grooves; 53. a magnetic strip; 6. a second curtain cloth; 61. a metal strip; 62. and (4) a handle.

Detailed Description

The present invention will be described in further detail with reference to the following drawings and specific embodiments. In the present specification, the terms "upper", "inner", "middle", "left", "right" and "one" are used for convenience of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the corresponding parts may be changed or adjusted without substantial technical changes.

Referring to fig. 1 to 10, a transmittance adjustable zebra blinds, including the mounting box 1 that is provided with the rotation driving piece, the coaxial rotation of drive end of rotation driving piece has installation axle 2, the coaxial rotation of installation axle 2 has first curtain cloth 5, mounting box 1 can be dismantled and is connected with connecting box 3, connecting box 3 rotates and is connected with connecting axle 4, connecting axle 4 is just to setting up with installation axle 2, the coaxial rotation of connecting axle 4 has second curtain cloth 6, the expansion part of second curtain cloth 6 overlaps with the expansion part of first curtain cloth 5 and sets up, connecting box 3 is provided with the rotation piece that resets, the both ends that rotate the piece that resets are connected with connecting axle 4 and connecting box 3 respectively, the one end that mounting box 1 was kept away from to second curtain cloth 6 is provided with the connecting piece of being connected with the one end that connecting box 3 was kept away from to first curtain cloth 5.

Specifically, through setting up rotation driving piece and installation axle 2 at mounting box 1, utilize the drive action of rotation driving piece, with the rotation of drive installation axle 2, thereby realize stretching out of first curtain cloth 5 and expand or the recoil function, simultaneously, through setting up connecting axle 4 and rotation piece that resets at the rotation of connection box 3, utilize the rotation of rotation piece that resets to reset the function, thereby can make connecting axle 4 through the mode of rotation with second curtain cloth 6 complete recoil to connecting axle 4 in, in addition, through setting up the connecting piece at first curtain cloth 5 and second curtain cloth 6 end, and under the action of gravity of the two development parts of first curtain cloth 5 and second curtain cloth 6, offset the rotation of rotation piece that resets and reset the function, in order to reduce second curtain cloth 6 through rotating the circumstances that the piece that resets to roll back to connecting axle 4 on. Particularly, the first curtain cloth 5 and the second curtain cloth 6 are zebra curtain cloth, so that when the first curtain cloth 5 is driven to be unfolded by the rotary driving piece, the overlapping degree between the gauze of the first curtain cloth 5 and the gauze of the second curtain cloth 6 is adjusted by adjusting the connecting position of the connecting piece, and the light transmittance of the whole zebra curtain is adjusted. In the adjusting process, the first curtain cloth 5 is kept in a relatively fixed state, and the second curtain cloth 6 is adjusted through the connecting piece and is connected with the connecting piece, so that the function of adjusting the transmittance is realized, and the beneficial effect of accurately adjusting the transmittance of the zebra curtain is achieved.

Referring to fig. 1 to 10, the mounting box 1 includes a first mounting cover 11 and a second mounting cover 12, the first mounting cover 11 and the second mounting cover 12 can be mounted on the curtain box or the wall surface through screw locking, and the first mounting cover 11 and the second mounting cover 12 are distributed at two ends of the axis of the mounting shaft 2, the rotary driving member includes a driving rope (not shown in the figure) and a gear 21, the driving rope is formed by connecting a plurality of driving beads in series at intervals, the driving rope is meshed with the tooth surface of the gear 21, the gear 21 rotates coaxially with one end of the mounting shaft 2, the side of the gear 21 far away from the mounting shaft 2 is fixedly connected with a rotary column 22, the rotary column 22 is rotatably connected with the first mounting cover 11, and the other end of the mounting shaft 2 far away from the gear 21 is rotatably connected with the second mounting cover 12.

Specifically, through setting up driving rope and gear 21, utilize the rotation post 22 of gear 21 to rotate with first installation lid 11 and be connected, utilize the other end of installation axle 2 to rotate with second installation lid 12 simultaneously and be connected, under the drive action of driving rope, control gear 21 just reverses to the operation that realizes launching or backrush first curtain cloth 5, rotate the post 22 through setting up simultaneously and be connected with first installation lid 11 rotation, be favorable to reducing the tooth of gear 21 and the condition that first installation lid 11 produced the collision interference.

The bulge loop 111 that the post 22 was pegged graft is rotated in interior bottom surface fixedly connected with of first installation lid 11, opening 113 that supplies the driving rope to pass is seted up to first installation lid 11 outer peripheral face down, opening 113 is linked together with first installation lid 11 is inside, two arc deflector plates 112 of interior bottom surface fixedly connected with of first installation lid 11, two arc deflector plates 112 column branches are listed in bulge loop 111 and opening 113's both sides, arc deflector plate 112's arc center sets up towards bulge loop 111, the driving rope keeps away from the drive pearl outer peripheral face and the butt of arc deflector plate 112 of gear 21.

Specifically, by providing the arc-shaped guide plate 112 on the first mounting cover 11, the driving rope can be favorably engaged with the gear 21 for transmission by utilizing the guiding function of the arc-shaped guide plate 112, so as to reduce the situation that the driving rope is disengaged from the gear 21, and simultaneously, the end of the driving rope far away from the gear 21 is guided toward the position close to the opening 113 by utilizing the arc-shaped guiding function of the arc-shaped guide plate 112, thereby achieving the effect of facilitating the driving rope to be discharged from the opening 113.

Referring to fig. 1 to 10, a bearing 23 is installed on one end of the mounting shaft 2 away from the gear 21 in an interference fit manner, a mounting ring 121 protrudes from the inner bottom surface of the second mounting cover 12, the bearing 23 is in an interference fit with the inner circumferential surface of the mounting ring 121, and a pressure relief notch 122 penetrates through the outer circumferential surface of the mounting ring 121. Thereby reach the effect of being convenient for through staff installation axle 2 bearing, have easy and simple to handle's beneficial effect.

The connecting box 3 includes two connecting covers 31, the breach that is linked together rather than inside is seted up to the outer peripheral face that connecting cover 31 is down, connecting cover 31 along two inserted blocks 311 of its breach border fixedly connected with of peripheral face, two slot 13 that supply inserted block 311 to peg graft are all seted up on the surface of first installation lid 11 and second installation lid 12, connecting cover 31 passes through the inserted block 311 and pegs graft the back with the slot 13 of first installation lid 11 or second installation lid 12, can fill the fixed glue in the clearance between inserted block 311 and slot 13, be favorable to reducing the condition that the inserted block 311 falls out from slot 13. The inner bottom surface of the connecting cover 31 is fixedly connected with a fixing rod 312, and two ends of the connecting shaft 4 are provided with circular grooves 41 for the fixing rod 312 to be inserted.

Specifically, through set up the inserted block 311 of installation of pegging graft with slot 13 at connecting lid 31 to realize connecting lid 31 and first installation lid 11 and the function that can dismantle the connection of second installation lid 12, in addition, through set up dead lever 312 at connecting lid 31, set up circular slot 41 at the volume both ends of connecting axle 4 simultaneously, the connection groove passes through circular slot 41 and pegs graft with dead lever 312, thereby realizes dead lever 312 and connects lid 31 and rotate to be connected the function of installation.

Referring to fig. 1 to 10, a fixing ring 313 is fixedly connected to the inner bottom surface of the connecting cover 31, the fixing ring 313 is disposed around the fixing rod 312, the rotating reset member includes an elastic patch 315 located in the fixing ring 313, the elastic patch 315 is a spiral sheet-shaped spring, the elastic patch 315 is disposed around the fixing rod 312, one end of the elastic patch 315 is fixedly connected to the connecting shaft 4, the other end of the elastic patch 315 is fixedly connected to the inner peripheral surface of the fixing ring 313, the spiral directions of the elastic patches 315 in the two connecting covers 31 are the same, and a limiting ring 314 protrudes from the end of the inner peripheral surface of the fixing ring 313 away from the inner bottom surface of the connecting cover 31.

Specifically, by arranging the fixing ring 313 in the connecting cover 31, an installation space is provided for the elastic patch 315, and by using the spiral resetting effect of the elastic patch 315, when the second curtain cloth 6 is pulled, the elastic patch 315 is caused to deform in the opposite spiral direction, and when the connecting piece of the second curtain cloth is not connected with the first curtain cloth, the distance between the connecting piece and the connecting box 3 can be adjusted, so that the second curtain cloth can be controlled to be unfolded or rewound from the connecting shaft 4 to the connecting shaft 4. Therefore, the fixing ring 313 is provided with the limiting ring 314, so that the installation space of the elastic patch 315 is further limited, the situation that the elastic patch 315 is separated from the fixing ring 313 is reduced, and the effect of improving the installation stability of the elastic patch 315 is achieved.

Referring to fig. 1 to 10, the connecting piece includes a metal strip 61 and two magnetic strips 53, the metal strip 61 is connected with the end edge of the second curtain cloth 6 far away from the connecting box 3, the metal strip 61 and the second curtain cloth 6 are overlapped with the end far away from the connecting box 3, the magnetic strips 53 are connected with the end side edge of the first curtain cloth 5 far away from the mounting box 1, the metal strip 61 and the end side edge of the first curtain cloth 5 far away from the mounting box are parallel, and the metal strip 61 and the magnetic strips 53 are connected in an adsorbing manner. Therefore, the light transmittance of the zebra curtain can be further adjusted by adjusting the position of the mutual adsorption connection between the metal strip 61 and the magnetic strip 53 so as to control the unfolding length of the second cloth curtain.

The side face of the tail end of the first curtain cloth 5, which is far away from the mounting box 1, is fixedly connected with a baffle strip 52, the side face of the baffle strip 52, which faces the first curtain cloth 5, is provided with a sliding groove 521 for the sliding connection of the metal strip 61, the sliding groove 521 extends along the length direction of the baffle strip 52 to penetrate through, and the inner bottom face of the sliding groove 521 is provided with a mounting groove 522 for the insertion and installation of the magnetic strip 53 along the length direction. Thus, by providing the lath 52 and the sliding groove 521, the metal strip 61 is slidably connected to the sliding groove 521, which is advantageous for improving the guidance of the sliding connection of the metal strip 61, so that the metal strip 61 can slide in the direction approaching the connection box 3.

The side of the metal strip 61 far away from the first curtain cloth 5 is fixedly connected with a handle 62, and the handle 62 is positioned in the middle of the metal strip 61 in the length direction, so that a user can well hold the metal strip 61, and the effect of simple and convenient movement operation is achieved. The counterweight strip 51 is fixedly connected to the edge of the tail end of the first curtain cloth 5 far away from the mounting box 1, so that the gravity of the first curtain cloth 5 far away from the tail end of the mounting box 1 is increased, the situation that the second curtain cloth 6 is rewound onto the connecting shaft 4 due to the fact that the weight of the extending parts of the first curtain cloth 5 and the second curtain cloth 6 is insufficient is reduced, and the beneficial effect of improving the operation stability is achieved.

The embodiment of the present invention is not limited to this, according to the above-mentioned content of the present invention, the common technical knowledge and the conventional means in the field are utilized, without departing from the basic technical idea of the present invention, the present invention can also make other modifications, replacements or combinations in various forms, all falling within the protection scope of the present invention.

Claims (10)

1. The utility model provides a transmittance adjustable zebra curtain which characterized in that: including being provided with the mounting box of rotation driving piece, the coaxial rotation of drive end of rotation driving piece has the installation axle, the coaxial rotation of installation axle has first curtain cloth, the mounting box can be dismantled and be connected with the connecting box, the connecting box rotates and is connected with the connecting axle, the coaxial rotation of connecting axle has the second curtain cloth, the expansion part of second curtain cloth with the expansion part coincide of first curtain cloth sets up, the connecting box is provided with the rotation piece that resets, rotate the both ends that resets respectively with the connecting axle with the connecting box is connected, the second curtain cloth is kept away from the one end of mounting box be provided with first curtain cloth is kept away from the connecting piece that the one end of connecting box is connected.

2. The adjustable transmittance zebra curtain of claim 1, wherein: the mounting box includes first installation lid and second installation lid, it includes driving rope and gear to rotate the driving piece, the driving rope with the tooth surface meshing of gear, the gear with the coaxial rotation of one end of installation axle, the gear is kept away from the side fixedly connected with rotation post of installation axle, rotate the post with first installation lid rotates and is connected, the installation axle is kept away from the other end of gear with the second installation lid rotates and is connected.

3. The adjustable transmittance zebra curtain of claim 2, wherein: the utility model discloses a driving rope, including first installation lid, rotation post, protruding ring, two arc deflectors of interior bottom surface fixedly connected with of first installation lid supply the protruding ring that the rotation post was pegged graft, the outer peripheral face of first installation lid is seted up and is supplied the opening that the driving rope passed, two arc deflectors of interior bottom surface fixedly connected with of first installation lid, two arc deflectors column divide and arrange in protruding ring and open-ended both sides, the arc center of arc deflector sets up towards the protruding ring.

4. The adjustable transmittance zebra curtain of claim 2, wherein: the installation axle is kept away from the one end cooperation of gear is provided with the bearing, the protruding collar that has of interior bottom surface of second installation lid, the bearing with collar interference fit, the pressure release breach has been seted up to the outer peripheral face of collar.

5. The adjustable transmittance zebra curtain of claim 2, wherein: the connecting box comprises two connecting covers, the connecting covers are fixedly connected with inserting blocks, slots for the inserting blocks to be inserted are formed in the first mounting cover and the second mounting cover, fixing rods are fixedly connected to the inner bottom surfaces of the connecting covers, and circular grooves for the fixing rods to be inserted are formed in the tail ends of the connecting shafts.

6. The adjustable transmittance zebra curtain of claim 5, wherein: the inner bottom surface of the connecting cover is fixedly connected with a fixing ring, the fixing ring surrounds the fixing rod, the rotating reset piece comprises an elastic patch located in the fixing ring, the elastic patch surrounds the fixing rod, one end of the elastic patch is fixedly connected with the connecting shaft, the other end of the elastic patch is fixedly connected with the inner peripheral surface of the fixing ring, and the inner peripheral surface of the fixing ring is far away from a limiting ring protruding from the tail end of the inner bottom surface of the connecting cover.

7. The adjustable transmittance zebra curtain of claim 1, wherein: the connecting piece includes metal strip and magnetic stripe, the metal strip with the second curtain cloth is kept away from the terminal border of connecting box is connected, the magnetic stripe with first curtain cloth is kept away from the terminal side of mounting box is connected, the metal strip with the magnetic stripe adsorbs the connection.

8. The adjustable transmittance zebra curtain of claim 7, wherein: the side face of the tail end of the mounting box, far away from the first curtain cloth, is fixedly connected with a baffle strip, a sliding groove for sliding connection of the metal strips is formed in the side face of the baffle strip, facing the first curtain cloth, and extends along the length direction of the baffle strip to penetrate through, and a mounting groove for splicing the magnetic strips is formed in the inner bottom face of the sliding groove along the length direction.

9. The adjustable transmittance zebra curtain of claim 7, wherein: and a handle is fixedly connected to the side surface of the metal strip.

10. The adjustable transmittance zebra curtain of claim 1, wherein: the end edge of the first curtain cloth far away from the mounting box is fixedly connected with a counterweight strip.

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