Electric windproof curtain

Abstract

The utility model discloses an electric windproof curtain which comprises a curtain box used for containing curtain cloth; a positioning seat is arranged at the bottom of the side frame; the lower beam is fixedly mounted at the bottom end of the curtain cloth; the locking seat is arranged at the end part of the lower beam; side frames are symmetrically arranged at the two ends of the curtain box, and gaps are formed between the positioning bases and the inner walls of the side frames. The locking seat comprises a seat body and a spring bolt, the seat body is inserted into the end of the lower beam, the spring bolt is elastically connected to the seat body, and when the locking seat is inserted into the positioning seat, the spring bolt penetrates through the side wall of the positioning seat and extends into the gap. Compared with the prior art, the wind-proof curtain solves the problem that the curtain cloth cannot be kept in a stretched and flat state due to poor wind resistance of the wind-proof curtain.

Description

Technical Field

[0001] This utility model relates to the field of windproof curtain technology, and in particular to an electric windproof curtain. Background Technology

[0002] Windproof curtains are typically used to block sunlight and strong winds. For example, Chinese patent CN220828211U discloses a windproof curtain comprising: a cover having a horizontally penetrating inner cavity; an end cap located at the end of the cover, the end cap having a receiving groove with a first threading hole and a second threading hole at the bottom of the receiving groove; a roller blind assembly located within the inner cavity, the end of the roller blind assembly being connected to the end cap; and a side rail connected to the end cap, the outer wall of the side rail having a wire groove communicating with the second threading hole.

[0003] When existing windproof curtains are unfolded, the fabric is difficult to keep flat under the action of wind, and is prone to deformation, resulting in poor wind resistance. Utility Model Content

[0004] The purpose of this utility model is to provide an electric windproof curtain to solve the problem that the curtain cannot be kept stretched and flat due to its poor wind resistance.

[0005] To achieve the above objectives, this utility model adopts the following technical solution: an electric windproof curtain, comprising:

[0006] A curtain box is used to store curtain fabric.

[0007] The side frame has a positioning seat at its bottom;

[0008] The lower beam is fixedly installed at the bottom end of the curtain fabric;

[0009] A locking seat is located at the end of the lower beam;

[0010] The curtain box has symmetrically arranged side frames at both ends, and there is a gap between the positioning seat and the inner wall of the side frame.

[0011] The locking seat includes a seat body and a locking tongue. The seat body is inserted into the end of the lower beam, and the locking tongue is elastically connected to the seat body. When the locking seat is inserted into the positioning seat, the locking tongue passes through the side wall of the positioning seat and extends into the gap.

[0012] As a further description of the above technical solution:

[0013] The side frame includes an outer frame and an inner frame. The inner frame is fitted inside the outer frame, and a first curtain positioning groove is provided on the side wall of the inner frame.

[0014] As a further description of the above technical solution:

[0015] The positioning seat is inserted into the inner frame.

[0016] As a further description of the above technical solution:

[0017] The base has a waist-shaped hole, and the locking tongue has a limit tube that slides inside the waist-shaped hole.

[0018] As a further description of the above technical solution:

[0019] The locking tongue has several through holes, and the limiting tube passes through the through holes.

[0020] As a further description of the above technical solution:

[0021] The positioning seat is equipped with a locking tongue plate, and a torsion spring is sleeved on the rotating shaft of the locking tongue plate. The first support foot of the torsion spring rests on the locking tongue plate, and the second support foot of the torsion spring rests in the storage groove.

[0022] In summary, due to the adoption of the above technical solution, the beneficial effects of this utility model are:

[0023] 1. In this utility model, when the curtain is unfolded, the lower beam slides along the side frame, causing the curtain to stretch and unfold. The first curtain positioning groove on the side frame positions the side of the curtain. At the same time, when the curtain is unfolded to its limit, the locking seat at the end of the lower beam is inserted into the positioning seat at the bottom of the side frame, and the locking tongue passes through the side wall of the positioning seat and extends into the gap to lock the position of the lower beam, thereby pulling and flattening the four sides of the curtain, improving the wind resistance of the curtain when it is unfolded, and keeping the curtain in a stretched and flat state.

[0024] 2. In this invention, when rolling up the curtain, a finger is inserted into the gap between the positioning seat and the inner wall of the side frame, and the latch is pressed. The latch retracts, compressing the spring and disengaging from the positioning seat, allowing the lower beam to move towards the curtain box, thus retracting the curtain back into the curtain box. If the positioning seat and the locking seat are stuck, the lower beam can also be pulled away from the curtain box, causing the lower beam and positioning seat to disengage together from the side frame, effectively solving the problem of the locking seat getting stuck. Attached Figure Description

[0025] To more clearly illustrate the technical solutions of the embodiments of this utility model, the drawings used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of this utility model and should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can be obtained based on these drawings without creative effort.

[0026] Figure 1 This is a structural schematic diagram of an electric windproof curtain.

[0027] Figure 2 for Figure 1 A magnified view of a portion of point A in the middle.

[0028] Figure 3 A structural breakdown diagram of an electric windproof curtain. Figure 1 .

[0029] Figure 4 A structural breakdown diagram of an electric windproof curtain. Figure 2 .

[0030] Figure 5 This is a structural breakdown diagram of the lower beam of an electric windproof curtain.

[0031] Figure 6 This is a schematic diagram of the locking seat in an electric windproof curtain.

[0032] Figure 7 This is a schematic diagram of the locking mechanism of a locking seat in an electric windproof curtain.

[0033] Legend:

[0034] 1. Curtain box; 2. Side frame; 21. Positioning seat; 22. Gap; 23. Outer frame; 24. Inner frame; 25. Lock tongue plate; 251. Rotary pivot; 26. Storage slot; 3. Lower beam; 4. Locking seat; 41. Seat body; 411. Waist-shaped hole; 42. Lock tongue; 421. Limiting tube; 422. Through hole. Detailed Implementation

[0035] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of the present utility model.

[0036] Example 1

[0037] Please see Figure 1-7 This utility model provides a technical solution: an electric windproof curtain, comprising:

[0038] Curtain box 1, used to store curtain fabric;

[0039] The side frame 2 has a positioning seat 21 at its bottom;

[0040] Lower beam 3 is fixedly installed at the bottom end of the curtain;

[0041] Locking seat 4 is located at the end of the lower beam 3;

[0042] The curtain box 1 has symmetrically arranged side frames 2 at both ends, and a gap 22 is provided between the positioning seat 21 and the inner wall of the side frame 2.

[0043] The locking seat 4 includes a seat body 41 and a locking tongue 42. The seat body 41 is inserted into the end of the lower beam 3, and the locking tongue 42 is elastically connected to the seat body 41. When the locking seat 4 is inserted into the positioning seat 21, the locking tongue 42 passes through the side wall of the positioning seat 21 and extends into the gap 22.

[0044] Working principle: When the curtain is unfolded, the lower beam 3 slides along the side frame 2, which drives the curtain to stretch and unfold. The first curtain positioning groove on the side frame 2 positions the side of the curtain. At the same time, when the curtain is unfolded to the limit, the locking seat 4 at the end of the lower beam 3 is inserted into the positioning seat 21 at the bottom of the side frame 2, and the locking tongue 42 passes through the side wall of the positioning seat 21 and extends into the gap 22 to lock the position of the lower beam 3, realize the four sides of the curtain to be pulled flat, improve the wind resistance of the curtain when it is unfolded, and keep the curtain in a stretched and flat state.

[0045] When rolling up the curtain, insert your finger into the gap 22 between the positioning seat 21 and the inner wall of the side frame 2, press the latch 42, the latch will retract and squeeze the spring, disengage from the positioning seat, and the lower beam 3 will move towards the curtain box 1, so that the curtain is stored back into the curtain box 1.

[0046] Example 2

[0047] This embodiment further improves upon the above embodiment by providing the following technical solution: the side frame 2 includes an outer frame 23 and an inner frame 24, with the inner frame 24 fitted inside the outer frame 23. A first curtain positioning groove is provided on the side wall of the inner frame 24. The double-layer frame design of the side frame 2 provides strong resistance to deformation, and the first curtain positioning groove fully positions the side of the curtain, ensuring the curtain is in its unfolded state.

[0048] The positioning seat 21 is inserted into the inner frame 24, making it easy to disassemble. When the positioning seat 21 is stuck with the locking seat 4, the lower beam 3 can also be pulled away from the curtain box 1, so that the lower beam 3 and the positioning seat 21 can be disengaged from the side frame 2 together, effectively solving the problem of the locking seat 4 being stuck.

[0049] Example 3

[0050] This embodiment further improves upon the above embodiment by providing the following technical solution: A waist-shaped hole 411 is provided on the base 41, and a limiting tube 421 is provided on the latch 42, with the limiting tube 421 slidably connected within the waist-shaped hole 411. The latch 42 can limit its extension distance and control its travel by sliding the limiting tube 421 within the waist-shaped hole 411.

[0051] In addition, the latch 42 is provided with several through holes 422, and the limiting tube 421 passes through the through holes 422. The limiting tube 421 is installed in different through holes 422 to further realize the flexible adjustment of the stroke of the latch 42.

[0052] Example 4

[0053] This embodiment further improves upon the above embodiment by providing the following technical solution: a locking tongue plate 25 is provided inside the positioning seat 21, and a torsion spring is sleeved on the rotating shaft 251 of the locking tongue plate 25. The first support leg of the torsion spring abuts against the locking tongue plate 25, and the second support leg of the torsion spring abuts against the receiving groove 26. The locking tongue plate 25 is kept horizontal by the torsion spring.

[0054] When the curtain is unfolded, the latch 42 presses against the latch plate 25 and rotates downwards. After the latch 42 passes, the latch plate 25 returns to its original position under the elastic force of the torsion spring. The end of the latch plate 25 abuts against the locking seat 4, further positioning the lower beam 3 and improving the flattening effect of the curtain. The same principle applies when the curtain is rolled up.

[0055] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

Claims

1. An electric windscreen, characterized in that The utility model relates to a curtain box, which comprises a curtain box for accommodating curtain cloth, side frames provided with positioning seats at the bottom, a lower beam fixedly installed at the bottom end of the curtain cloth, a locking seat provided at the end of the lower beam, wherein the curtain box is provided with the symmetrical side frames at both ends, a gap is arranged between the positioning seat and the inner wall of the side frame, the locking seat comprises a seat body and a lock tongue, the seat body is inserted at the end of the lower beam, the lock tongue is elastically connected on the seat body, when the locking seat is inserted in the positioning seat, the lock tongue penetrates through the side wall of the positioning seat and extends into the gap. The side frame comprises an outer frame and an inner frame, the inner frame is clamped in the outer frame, and a first curtain cloth positioning groove is arranged on the side wall of the inner frame. The positioning seat is inserted in the inner frame. A waist-shaped hole is arranged on the seat body, a limiting tube is arranged on the lock tongue, and the limiting tube is slidingly connected in the waist-shaped hole. A plurality of through holes are arranged on the lock tongue, and the limiting tube is arranged in the through holes. A lock tongue plate is arranged in the positioning seat, a torsional spring is sleeved on the rotating shaft of the lock tongue plate, a first supporting leg of the torsional spring abuts against the lock tongue plate, and a second supporting leg of the torsional spring abuts against a storage groove. ​ 2. The motorized draft stop according to claim 1, wherein, ​ 3. An electric windscreen according to claim 2, characterized in that ​ 4. The motorized draft stop according to claim 1, wherein, ​ 5. An electric windscreen according to claim 4, characterized in that ​ 6. The motorized draft stop according to claim 1, wherein, ​

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