CN211933604U

CN211933604U - Radiation-proof lifting curtain

Info

Publication number: CN211933604U
Application number: CN202020393682.8U
Authority: CN
Inventors: 宋燕; 桂忆青
Original assignee: Shenzhen Color Space Home Decoration Design Co Ltd
Current assignee: Shenzhen Color Space Home Decoration Design Co Ltd
Priority date: 2020-03-24
Filing date: 2020-03-24
Publication date: 2020-11-17
Anticipated expiration: 2030-03-24

Abstract

The utility model relates to a radiation-proof lifting curtain, which comprises a supporting seat fixed on a wall body, wherein the supporting seat is a groove body with a downward opening, a lead screw with a bidirectional thread is arranged in the supporting seat, a first moving block and a second moving block are arranged on the lead screw, and a control part for limiting the rotation of the first moving block and the second moving block is arranged on the supporting seat; a fixed rod for fixing the curtain is arranged below the supporting seat, a guide rail is arranged on the fixed rod, a first sliding block which horizontally slides along the guide rail and a second sliding block which is far away from the motor are arranged on the guide rail, a pull rope is arranged between the first sliding block and the second sliding block, a first telescopic rod is arranged between the first sliding block and the first moving block, and a second telescopic rod is arranged between the second sliding block and the second moving block; the stay cord passes through the through-hole on first slider and the second slider and first telescopic link and second telescopic link respectively, and the both ends of stay cord are fixed respectively on first movable block and second movable block. The utility model has the advantages of convenient and fast realization of the disassembly and assembly of the curtain.

Description

Radiation-proof lifting curtain

Technical Field

The utility model belongs to the technical field of the (window) curtain technique and specifically relates to a radiation protection over-and-under type (window) curtain is related to.

Background

With the development of curtains, the functionality and decoration of the curtains become indispensable indoor decorations for living rooms. The radiation-proof curtain can prevent or reduce electromagnetic waves from entering a room through the window, and can completely and effectively protect indoor personnel from being injured by the external electromagnetic waves to human bodies. The upper end of a window mounted at the top of the radiation-proof curtain is generally positioned at a higher position, after the radiation-proof curtain is used for a long time, people need to dismantle and clean the radiation-proof curtain hung on the window, the common dismantling mode is that the radiation-proof curtain is dismantled and mounted by adopting a ladder or a stool for assistance, and the radiation-proof curtain is hung after being cleaned by climbing, so that the radiation-proof curtain is very inconvenient and has certain danger.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a radiation protection over-and-under type (window) curtain can conveniently realize the dismouting of (window) curtain fast.

The above object of the present invention is achieved by the following technical solutions: a radiation-proof lifting curtain comprises a supporting seat fixed on a wall body, wherein the supporting seat is a groove body with a downward opening, a lead screw with a bidirectional thread is arranged in the supporting seat, a motor for driving the lead screw to rotate forwards and reversely is arranged on one side of the supporting seat, a first moving block is arranged at one end, close to the motor, of the lead screw, a second moving block is arranged at one end, far away from the motor, of the lead screw, and a control piece for limiting the first moving block and the second moving block to rotate is arranged on the; when the screw rod rotates towards one direction, the first moving block and the second moving block move oppositely, and when the screw rod moves reversely, the first moving block and the second moving block move towards the opposite direction;

a fixing rod for fixing a curtain is arranged below the supporting seat, a guide rail is arranged above the fixing rod, a first sliding block which horizontally slides along the guide rail and a second sliding block which is far away from the motor are arranged on the guide rail, through holes are formed in the first sliding block and the second sliding block, a first telescopic rod is fixedly arranged between the first sliding block and the first moving block, a second telescopic rod is fixedly arranged between the second sliding block and the second moving block, a pull rope is arranged between the first sliding block and the second sliding block, the pull rope respectively penetrates through the through holes in the first sliding block and the second sliding block and the first telescopic rod and the second telescopic rod, and two ends of the pull rope are respectively fixed on the first moving block and the second.

Through adopting above-mentioned technical scheme, when the (window) curtain needs to be dismantled, the starter motor, the motor drive lead screw rotates, the lead screw drives first movable block and second movable block and moves along the level in opposite directions, first movable block drives first telescopic link and first slider and second slider and is close to each other, stay cord distance between the two of first slider and second slider reduces gradually, distance increase between first movable block and the first slider, the length of first telescopic link and second telescopic link also increases gradually thereupon, highly descend gradually at dead lever and (window) curtain, alright realize the dismantlement of (window) curtain easily, convenient operation. When the curtain needs to be installed, the cleaned curtain is installed on the fixed rod, the lead screw is reversely rotated by the aid of the starting motor, the first moving block and the second moving block move towards opposite directions, the distance between the first moving block and the second moving block is increased, the distance between the first sliding block and the second sliding block is increased, the distance between the pull rope and the first sliding block is increased, the distance between the first sliding block and the first moving block is gradually reduced, the distance between the fixed rod and the supporting seat is closer and closer, the distance between the telescopic rod is correspondingly shortened, and the fixed rod and the curtain can be easily lifted. This technical scheme sets up the mode that has replaced the manual work to climb the dismouting (window) curtain with the help of appurtenance such as ladder or stool through the cooperation of movable block and slider, and the telescopic link plays the effect of direction to the lift of dead lever and (window) curtain, changes the dismouting (window) curtain.

Preferably, the bidirectional thread sections on the screw rod are equal.

By adopting the technical scheme, the screw rod structure can be more reasonably utilized, and the curtain can be stably driven to move in the lifting process of the curtain.

Preferably, the control part is a sliding groove with a downward opening at the upper end of the supporting seat, the upper ends of the first moving block and the second moving block are fixedly connected with limiting blocks, and the limiting blocks are slidably connected in the sliding groove.

By adopting the technical scheme, the limiting block horizontally slides in the sliding groove, and the limiting block limits the degree of freedom of the first moving block and the second moving block in the circumferential direction of the lead screw, so that the first moving block and the second moving block can only horizontally move along the length direction of the lead screw.

Preferably, a nylon sleeve is arranged in the through hole.

Through adopting above-mentioned technical scheme, the nylon uide bushing has good wearability and mechanicalness, has reduced the frictional force that the stay cord passed the through-hole, has prolonged the life of stay cord, has reduced the application of force to the stay cord.

Preferably, the pull rope is a stainless steel wire rope.

Through adopting above-mentioned technical scheme, increase the durability of stay cord, the tensile life of extension.

Preferably, the two ends of the fixing rod are connected with guide rods, the two ends of the fixing rod are provided with connecting holes, the guide rods penetrate through the connecting holes, the two ends of the guide rods are fixed on the wall, and the fixing rod slides up and down along the direction of the guide rods.

Through adopting above-mentioned technical scheme, the setting of the guide bar of dead lever both sides, dead lever and (window) curtain move along the vertical direction of guide bar in the lift in-process, have increased the stability of dead lever and (window) curtain lift in-process, avoid taking place the slope.

Preferably, the dead lever lower extreme is equipped with the guide way, be equipped with a plurality of sliding connection at the inslot slider in the guide way, the slider includes joint horizontal slip joint piece in the guide way, the connecting block of being connected with the joint piece, the (window) curtain includes first (window) curtain and second (window) curtain, the opening that is used for first (window) curtain tip to stretch into is offered to the connecting block end, the opening part of connecting block is connected with the horizontal pole that runs through opening and first (window) curtain perpendicularly, horizontal pole one end is equipped with the lug that is used for injecing the dead lever and breaks away from the connecting block, another tip of horizontal pole is equipped with the perforation that supplies.

Through adopting above-mentioned technical scheme, the setting of slider can be conveniently receive (window) curtain laborsavingly, and first (window) curtain passes the horizontal pole and can dismantle the opening part of connecting at the connecting block, fixes in the connecting block through the horizontal pole, and the perforation of horizontal pole one end not only can be used for the junction as fixed second (window) curtain simultaneously, has also further avoided first (window) curtain to break away from on the connecting block.

Preferably, the hook is arranged in an S shape, one end of the hook is smaller than an opening used for connecting the second curtain, and the other end of the hook is inserted into the through hole.

By adopting the technical scheme, one end of the hook can be used for connecting the second curtain, the other end of the hook can be used for fixing the position of the hook, and the end part with the smaller opening of the S-shaped hook is connected with the second curtain so as to be better used for clamping the second curtain, thereby avoiding the second curtain from falling off from the hook when being pulled.

Preferably, the smaller end of the hook opening is sleeved with a protective sleeve.

By adopting the technical scheme, the protective sleeve is arranged to prevent the end part of the hook from hooking the second curtain when the second curtain is installed, so that the second curtain is protected.

To sum up, the utility model discloses a beneficial technological effect does:

1. the lead screw with the bidirectional threads is arranged above the window body, the telescopic rod is arranged between the first moving block and the first sliding block, the distance between the first moving block and the second moving block is controlled by changing the steering direction of the lead screw, and then the distance between the first sliding block and the second sliding block is correspondingly changed, so that the distance between the first moving block and the first sliding block in the vertical direction is realized through the length of the fixed stay cord, the lifting of the curtain is realized, and the curtain is more easily and conveniently disassembled.

2. The guide rods at the two ends of the fixed rod play a role in guiding the lifting of the curtain, so that the lifting of the curtain is more stable.

3. The through hole at one end of the cross rod can be used as a joint for fixing the second curtain, the first curtain is further prevented from being separated from the connecting block, meanwhile, the protective sleeve on the hook prevents the end part of the hook from hooking the second curtain when the curtain is installed, and the effect of protecting the second curtain is achieved.

Drawings

Fig. 1 is a schematic view of the overall structure of the lifting curtain.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

FIG. 3 is a partial cross-sectional view of the lift curtain.

Fig. 4 is a partially enlarged schematic view of a portion B in fig. 3.

FIG. 5 is a schematic view of the lowering of the window covering.

Fig. 6 is a partially enlarged schematic view of a portion C in fig. 5.

In the figure, 1, a support seat; 21. a lead screw; 22. a motor; 23. a first moving block; 24. a second moving block; 25. a control member; 251. a limiting block; 31. fixing the rod; 311. connecting holes; 312. a guide groove; 313. a slider; 3131. a clamping block; 3132. connecting blocks; 3133. a cross bar; 3134. a bump; 3135. perforating; 314. hooking; 315. a protective sleeve; 32. a guide rail; 33. a first slider; 331. a pulley; 34. a second slider; 35. a through hole; 36. a first telescopic rod; 37. a second telescopic rod; 38. pulling a rope; 4. a guide bar; 51. a first curtain; 52. a second window covering.

Detailed Description

The present invention will be described in further detail with reference to the accompanying fig. 1 to 6.

Referring to fig. 1 and 3, for the utility model discloses a radiation protection lifting curtain, including adopting expansion bolts to fix the supporting seat 1 on the wall body, the supporting seat 1 is the cell body with the downward opening, be equipped with the lead screw 21 of two-way screw thread in the supporting seat 1, the two-way screw thread section on the lead screw 21 is equal, be equipped with the motor 22 that drives the positive and negative rotation of lead screw 21 in supporting seat 1 one side, the lead screw 21 is close to the one end of motor 22 and is equipped with first movable block 23, the lead screw 21 is kept away from the one end of motor 22 and is equipped with second movable block 24, be equipped with the control 25 that is used for restricting first movable block; the control member 25 comprises a sliding groove arranged at the upper end of the support base 1 and provided with a downward opening, and a limiting block 251 fixedly connected with the upper ends of the first moving block 23 and the second moving block 24, wherein the limiting block 251 is slidably connected in the sliding groove. When the lead screw 21 is rotated in one direction by the control member 25, the first moving block 23 and the second moving block 24 move in opposite directions along the longitudinal direction of the lead screw 21, and when the lead screw 21 moves in the opposite direction, the first moving block 23 and the second moving block 24 move in opposite directions along the longitudinal direction of the lead screw 21.

Referring to fig. 2, a fixing rod 31 for fixing a curtain is arranged below the supporting seat 1, two parallel guide rails 32 are arranged on two sides of the fixing rod 31, a first sliding block 33 horizontally sliding along the guide rails 32 and a second sliding block 34 far away from the motor 22 are arranged on the guide rails 32, through holes 35 are arranged on the first sliding block 33 and the second sliding block 34, and a friction-resistant nylon sleeve is arranged in the through holes 35. A vertically arranged first expansion link 36 is fixedly arranged between the first sliding block 33 and the first moving block 23, two ends of the first expansion link 36 are respectively fixed on the first sliding block 33 and the first moving block 23, a second expansion link 37 is fixedly arranged between the second sliding block 34 and the second moving block 24, a pull rope 38 is arranged between the first sliding block 33 and the second sliding block 34, in this embodiment, the pull rope 38 is a stainless steel wire rope, the pull rope 38 respectively penetrates through the through holes 35 on the first sliding block 33 and the second sliding block 34 and extends out, two ends of the pull rope 38 respectively penetrate through the first expansion link 36 and the second expansion link 37 in the vertical direction, and two ends of the pull rope 38 are respectively fixed at the lower ends of the first moving block 23 and the second moving block 24.

Referring to fig. 3 and 4, in order to reduce the friction force between the pulling rope 38 and the nylon sleeve, in the present embodiment, a pulley 331 for facilitating the rotation of the pulling rope 38 is disposed in each of the first slider 33 and the second slider 34 at the turning position of the pulling rope 38, the central axis of the pulley 331 is perpendicular to the axis of the fixing rod 31, and the pulley 331 is rotatably connected in the first slider 33.

Referring to fig. 1, two ends of a fixing rod 31 are connected with guide rods 4 which are vertically arranged, two ends of the fixing rod 31 are provided with connecting holes 311, the guide rods 4 penetrate through the connecting holes 311, two ends of the guide rods 4 are fixed on a wall body, the fixing rod 31 moves up and down along the direction of the guide rods 4, and the guide rods 4 play a role in guiding the lifting of a curtain.

Referring to fig. 5 and 6, a guide groove 312 is formed at a lower end of the fixing rod 31, a plurality of sliding members 313 slidably connected in the guide groove 312 are disposed in the guide groove 312, each sliding member 313 includes a snap block 3131 horizontally slidably engaged in the guide groove 312, and a connecting block 3132 rotatably connected to the snap block 3131, the curtain includes a first curtain 51 and a second curtain 52, an opening for the end of the first curtain 51 to extend into is formed at an end of the connecting block 3132, a cross bar 3133 vertically penetrating the opening and the first curtain 51 is connected to the opening of the connecting block 3132, a protrusion 3134 for limiting the fixing rod 31 to be separated from the connecting block 3132 is disposed at one end of the cross bar 3133, and a through hole 3135 for the second curtain 52 to be connected.

Referring to fig. 1 and 2, a hook 314 disposed in an "S" shape is disposed between the second curtain 52 and the through hole 3135, one end of the hook 314 having a smaller opening for connecting the second curtain 52 is inserted into the through hole 3135, and a rubber protective sleeve 315 is sleeved on the end of the hook 314 having the smaller opening to prevent the end of the hook 314 from hooking the second curtain 52.

Referring to fig. 5, when the starting motor 22 rotates in one direction, the first moving block 23 and the second moving block 24 move in opposite directions, the distance between the first moving block 23 and the second moving block 24 gradually decreases, the distance between the first sliding block 33 and the second sliding block 34 also gradually decreases, the lengths of the first telescopic rod 36 and the second telescopic rod 37 increase, and the curtain and the fixing rod 31 gradually descend, so that the curtain is detached.

The implementation principle of the embodiment is as follows: a lead screw 21 with bidirectional threads is arranged above the window body, an expansion link is arranged between the first moving block 23 and the first sliding block 33, the distance between the first moving block 23 and the second moving block 24 is controlled by changing the steering direction of the lead screw 21, the distance between the first sliding block 33 and the second sliding block 34 is correspondingly changed, the distance between the first moving block 23 and the first sliding block 33 in the vertical direction is changed by the length of the fixing pull rope 38, and then the fixed rod 31 and the window curtain are lifted. The guide rods 4 at the two ends of the fixed rod 31 play a role in guiding the lifting of the curtain, so that the lifting of the curtain is realized, and the disassembly and assembly of the curtain are easily and conveniently realized.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a radiation protection over-and-under type (window) curtain, is including fixing supporting seat (1) on the wall body, its characterized in that: the supporting seat (1) is a groove body with a downward opening, a lead screw (21) with a bidirectional thread is arranged in the supporting seat (1), a motor (22) for driving the lead screw (21) to rotate forwards and backwards is arranged on one side of the supporting seat (1), a first moving block (23) is arranged at one end, close to the motor (22), of the lead screw (21), a second moving block (24) is arranged at one end, far away from the motor (22), of the lead screw (21), and a control part (25) for limiting the first moving block (23) and the second moving block (24) to rotate is arranged on the supporting seat (1);

when the lead screw (21) rotates towards one direction, the first moving block (23) and the second moving block (24) move oppositely, and when the lead screw (21) moves reversely, the first moving block (23) and the second moving block (24) move towards the opposite direction;

a fixing rod (31) for fixing the curtain is arranged below the supporting seat (1), a guide rail (32) is arranged on the fixing rod (31), a first sliding block (33) which horizontally slides along the guide rail (32) and a second sliding block (34) which is far away from the motor (22) are arranged on the guide rail (32), through holes (35) are formed in the first sliding block (33) and the second sliding block (34), a first telescopic rod (36) is fixedly arranged between the first sliding block (33) and the first moving block (23), and a second telescopic rod (37) is fixedly arranged between the second sliding block (34) and the second moving block (24);

a pulling rope (38) is arranged between the first sliding block (33) and the second sliding block (34), the pulling rope (38) penetrates through a through hole (35) in the first sliding block (33) and the second sliding block (34) and a first telescopic rod (36) and a second telescopic rod (37) respectively, and two ends of the pulling rope (38) are fixed to the first moving block (23) and the second moving block (24) respectively.

2. The radiation-resistant lifting curtain as claimed in claim 1, wherein: the two-way thread sections on the screw rod (21) are equal.

3. The radiation-resistant lifting curtain as claimed in claim 1, wherein: the control piece (25) is arranged on a sliding groove with a downward opening at the upper end of the supporting seat (1), the upper ends of the first moving block (23) and the second moving block (24) are fixedly connected with a limiting block (251), and the limiting block (251) is connected in the sliding groove in a sliding mode.

4. The radiation-resistant lifting curtain as claimed in claim 1, wherein: a nylon sleeve is arranged in the through hole (35).

5. The radiation-resistant lifting curtain as claimed in claim 1, wherein: the pull rope (38) is a stainless steel wire rope.

6. The radiation-resistant lifting curtain as claimed in claim 1, wherein: the fixing rod (31) is characterized in that two ends of the fixing rod (31) are connected with guide rods (4), two ends of the fixing rod (31) are provided with connecting holes (311), the guide rods (4) penetrate through the connecting holes (311), two ends of the guide rods (4) are fixed on a wall body, and the fixing rod (31) slides up and down along the direction of the guide rods (4).

7. The radiation-resistant lifting curtain as claimed in claim 1, wherein: the lower end of the fixed rod (31) is provided with a guide groove (312), a plurality of sliding parts (313) which are connected in the guide groove (312) in a sliding way are arranged in the guide groove (312), each sliding part (313) comprises a clamping block (3131) which is clamped in the guide groove (312) and slides horizontally, the curtain comprises a first curtain (51) and a second curtain (52), an opening used for the end portion of the first curtain (51) to stretch into is formed in the end of the connecting block (3132), a cross rod (3133) penetrating the opening and the first curtain (51) vertically is connected to the opening of the connecting block (3132), a bump (3134) used for limiting the fixed rod (31) to be separated from the connecting block (3132) is arranged at one end of the cross rod (3133), a penetrating hole (3135) used for the second curtain (52) to be connected is formed in the other end of the cross rod (3133), and a hook (314) is arranged between the second curtain (52) and the penetrating hole (3135).

8. The radiation-resistant lifting curtain as claimed in claim 7, wherein: the hook (314) is arranged in an S shape, one end of the hook (314) is provided with a smaller opening for connecting the second curtain (52), and the other end of the hook (314) is inserted into the perforation (3135).

9. The radiation-resistant lifting curtain of claim 8, wherein: the smaller end of the opening of the hook (314) is sleeved with a protective sleeve (315).