CN211777004U - Full-automatic rotary screen door - Google Patents

Abstract

The utility model discloses a full-automatic rotatory shield door, include: the door comprises a door frame, a door leaf connected with the door frame through a double-shaft hinge structure, and an automatic door opening and closing mechanism arranged between the door frame and the door body; the automatic door opening and closing mechanism comprises a driving unit arranged on the inner side of the top of the door frame, a swing arm connected with the driving unit, a pull rod rotationally connected with the swing arm, a sliding block rotationally connected with the pull rod, and a sliding rail arranged on the upper edge of the inner side of the door leaf along the width direction of the door leaf and suitable for being connected with the sliding block in a sliding manner; the swing arm is suitable for rotating around one end of the swing arm under the driving action of the driving unit; the double-shaft hinge structure comprises a first hinge seat fixedly connected with the door frame, a second hinge seat in hinged fit with the first hinge seat through a first hinge shaft, and a connecting seat in hinged fit with the second hinge seat through a second hinge shaft; wherein the connecting seat is fixedly connected with the door leaf; an elastic element is arranged between the connecting seat and the second hinge seat.

Description

Full-automatic rotary screen door

Technical Field

The utility model relates to a shield door technical field especially relates to a full-automatic rotatory shield door.

Background

The electromagnetic shielding door is divided into a hinge rotary type and a translation type, wherein for the hinge shielding door, when the single-blade double-spring shielding structure between the door leaf and the door frame is matched in the process of closing the door leaf relative to the door frame, for the single-blade double-spring shielding structure, the vertical insertion of the double-spring shielding assembly and the slotting tool needs to be realized, for the rotation of the door leaf relative to the door frame, the motion track of the door leaf is the arc motion of the rotation, so that the arc motion track of the door leaf has certain resistance to the track of the vertical insertion of the double-reed shielding component and the slotting tool, so that the double-reed shielding component and the slotting tool can be vertically inserted in place only by large acting force when the door leaf is matched with the single-blade double-reed shielding structure of the door frame, therefore, the locking and closing operation of the integral door leaf relative to the door frame is inconvenient, and the closing efficiency is influenced.

In addition, in consideration of improving the convenience and labor saving performance of the shielding door leaf in the locking and opening processes relative to the door frame, the manual push-pull door leaf is relatively laborious, and the adoption of the gear speed changing box type driving mechanism is complex, high in failure rate and low in reliability.

For the locking between the door leaf and the door frame of the shielding door, especially for places with higher requirements on appearance attractiveness, the external structure attractiveness of the locking mechanism between the door leaf and the door frame is poor and cannot meet the use requirements.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a full-automatic rotatory screen door to solve the technical problem of convenience and high efficiency when the door leaf that improves rotatory screen door closes the locking operation with the door frame.

The utility model discloses a full-automatic rotatory shield door is realized like this:

a fully automatic rotary shutter door comprising: the door comprises a door frame, a door leaf connected with the door frame through a double-shaft hinge structure, and an automatic door opening and closing mechanism arranged between the door frame and a door body;

the automatic door opening and closing mechanism comprises a driving unit arranged on the inner side of the top of a door frame, a swing arm connected with the driving unit, a pull rod rotationally connected with the swing arm, a sliding block rotationally connected with the pull rod, and a sliding rail arranged on the upper edge of the inner side of a door leaf along the width direction of the door leaf and suitable for being connected with the sliding block in a sliding mode; the swing arm is suitable for rotating around one end of the swing arm under the driving action of the driving unit;

the double-shaft hinge structure comprises a first hinge seat fixedly connected with the door frame, a second hinge seat in hinged fit with the first hinge seat through a first hinge shaft, and a connecting seat in hinged fit with the second hinge seat through a second hinge shaft; wherein

The connecting seat is fixedly connected with the door leaf;

an elastic element is further arranged between the connecting seat and the second hinge seat.

In a preferred embodiment of the present invention, the driving unit includes a power member and a speed reducer connected to each other;

the power part is connected with an input shaft of the speed reducer; and

the swing arm is sleeved on the output shaft of the speed reducer.

In a preferred embodiment of the present invention, a plurality of shielding elements are respectively disposed on the door leaf and the door frame; each group of shielding elements comprises a slotting tool and a double-reed shielding assembly which are adjacently arranged; each group of shielding elements on the door leaf and the door frame correspondingly form two pairs of single-blade double-spring shielding structures;

each group of single-blade double-spring shielding structures comprises a slotting tool and a double-spring-leaf shielding assembly suitable for being in splicing fit with the slotting tool;

when the slotting tool in each pair of single-blade double-reed shielding structures is arranged on the door leaf, the double-reed shielding assembly matched with the slotting tool is arranged at the corresponding position on the door frame, so that the double-reed shielding assembly is spliced with the slotting tool; and

when the slotting tool in each pair of single-blade yellow reed shielding structures is arranged on the door frame, the double-reed shielding assembly matched with the slotting tool is arranged at the corresponding position on the door leaf, so that the double-reed shielding assembly is spliced with the slotting tool.

In a preferred embodiment of the present invention, the first hinge seat includes a first hinge plate fixedly connected to the door frame, and a pair of hinge lugs vertically fixedly connected to the same side of the first hinge plate;

the first hinge shaft is matched and connected with the hinge lug through a first bearing; and

the second hinge seat comprises a second hinge plate fixedly connected with the first hinge shaft and a pair of convex seats fixedly connected with the same side of the second hinge plate;

the second hinge shaft is matched and connected with the boss through a second bearing.

In a preferred embodiment of the present invention, the second hinge seat further includes a cover body fixedly connected to a side of the second hinge plate where the protruding seat is provided;

the cover body and the pair of the convex seats are enclosed to form an accommodating cavity for accommodating the second hinge shaft.

In a preferred embodiment of the present invention, the coupling seat includes a coupling plate fixedly connected to the door leaf, and a coupling seat fixedly connected to the coupling plate;

the linkage seat is accommodated in the accommodating cavity;

the linkage seat is fixedly sleeved on the second hinge shaft.

In the preferred embodiment of the present invention, the second hinged plate is away from one end of the first hinged shaft and deviates from a side end of the protruding seat is provided with an arc-shaped concave area, and the connecting plate is provided with an arc-shaped connecting area adapted to the arc-shaped concave area and connected to the end portion of the linkage seat and facing to a side end of the protruding seat.

In a preferred embodiment of the present invention, a protruding block is further disposed beside the coupling seat;

a connecting shaft penetrates through the bulge block along the direction parallel to the axis of the second hinge shaft; and

the elastic element is sleeved at the end part of the connecting shaft extending out of the outer side of the protruding block.

In a preferred embodiment of the present invention, the fully automatic rotary shielding door further comprises a locking mechanism;

the locking mechanism comprises a pair of inclined sliding blocks which are coaxially and alternately arranged on the door frame in a sliding mode, a door leaf fixing block arranged on the inner side of the door leaf, a locking transverse shaft with one end installed in the door leaf fixing block and the other end suitable for being matched in an inclined sliding groove of the inclined sliding block of the door frame in a sliding mode, and a driving assembly which is connected with the inclined sliding block and is suitable for driving the inclined sliding block to slide longitudinally relative to the door frame.

In a preferred embodiment of the present invention, the pair of inclined sliding blocks includes an upper inclined sliding block and a lower inclined sliding block which are distributed along an axial direction of the door frame; the upper inclined slide block is connected with the driving assembly through an upper linkage block; the lower inclined slide block is connected with the driving assembly through a lower linkage block; and

the door frame is provided with a sliding chute corresponding to the upper inclined sliding block and the lower inclined sliding block respectively; and

the driving assembly comprises a driving connecting rod connected with the upper linkage block, a driving rack connected with the driving connecting rod along the axis of the door frame, a driving gear meshed and connected with the driving rack, and a locking motor connected with the driving gear;

the upper linkage block and the lower linkage block are connected through a transition rack; one end of the transition rack is connected with the lower linkage block, and the other end of the transition rack is connected with the driving connecting rod.

The utility model has the advantages that: the utility model discloses a full-automatic rotatory shield door, the automatic switch door mechanism of design adopt drive unit, with swing arm that drive unit links to each other, rotate the pull rod that links to each other with the swing arm, rotate the slider that links to each other with the pull rod to and set up in the door leaf inboard along the width direction's of door leaf last border be suitable for with the slider slides the slide rail that links to each other, make the swing arm rotatory round the one end of this swing arm under drive unit's effect through drive unit, thereby make swing arm, pull rod and slider constitute a crank link mechanism, form the switch door drive power of the rotatory in-process of opening or closing to the door leaf, simple structure just makes the process that the door leaf was opened or was closed swift laborsaving.

And the double-shaft hinge structure is arranged between the door leaf and the door frame, so that the door leaf can have twice rotating tracks relative to the door frame in the process of closing the door leaf relative to the door frame, and the two rotating tracks reduce the blocking force when the double-reed shielding assembly arranged between the door leaf and the door frame is vertically inserted into the slotting tool in the process of rotationally closing the door leaf relative to the door frame, thereby improving the smoothness and the efficiency of closing the door leaf relative to the door frame.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic view of the fully automatic rotary shielding door according to the present invention at a first viewing angle;

fig. 2 is a schematic view of the fully automatic rotary shielding door according to the present invention at a second viewing angle;

fig. 3 is a schematic structural view of the inclined slider and the locking cross shaft of the fully automatic rotary shielding door of the present invention;

fig. 4 is a schematic view of the structure of the double-axis hinge of the fully automatic rotary shielding door of the present invention cooperating with the door leaf and the door frame;

FIG. 5 is an enlarged view of the structure of FIG. 4 from direction A;

fig. 6 is a schematic view showing a part of a biaxial hinge structure of the fully automatic rotary shutter according to the present invention;

fig. 7 is a schematic view showing a partial structure of a biaxial hinge structure of the fully automatic rotary shutter according to the present invention;

fig. 8 shows a schematic view of a shielding element of the fully automatic rotary shielding door according to the invention.

In the figure: the double-leaf door frame comprises a door frame 100, a door leaf 200, a swing arm 301, a pull rod 302, a sliding block 303, a sliding rail 305, a driving unit 306, a slotting cutter 401, a double-leaf shielding assembly 403, a leaf mounting body 404, a shielding door leaf 405, a slotting 407, a leaf pressing strip 408, a compression screw 409, a slant sliding block 501, a door leaf fixing block 502, a locking transverse shaft 503, a slant sliding groove 505, a sliding groove 506, a transition rack 507, a driving connecting rod 508, a driving rack 509, an auxiliary gear 510, a locking motor 512, an upper linkage block 513, a lower linkage block 514, a first hinge plate 1, a hinge lug 2, a first hinge shaft 3, a first bearing 5, a second hinge plate 6, a boss 7, a second hinge shaft 8, a second bearing 9, a cover body 10, a containing cavity 11, a connecting plate 12, a linkage seat 13, an arc-shaped recessed area 15, an arc-shaped connecting area 16, a boss.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used only for convenience in describing and simplifying the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

Example 1:

as shown in fig. 1 to 8, the present embodiment provides a full-automatic rotary shielding door including a door frame 100, a door leaf 200 connected to the door frame 100 by a biaxial hinge structure, and an automatic door opening and closing mechanism provided between the door frame 100 and a door body.

The automatic door opening and closing mechanism comprises a driving unit 306 arranged on the inner side of the top of the door frame 100, a swing arm 301 connected with the driving unit 306, a pull rod 302 rotationally connected with the swing arm 301, a sliding block 303 rotationally connected with the pull rod 302, and a sliding rail 305 arranged on the upper edge of the inner side of the door leaf 200 along the width direction of the door leaf 200 and suitable for being connected with the sliding block 303 in a sliding manner; the swing arm 301 is adapted to rotate about one end of the swing arm 301 under the driving action of the driving unit 306. Here, the definition of "inner" is "outer" with respect to the direction in which the door 200 is opened, that is, the direction in which the door 200 is opened, and "inner" with respect to the opposite side of the other direction in which the door 200 is opened, that is, the outer side.

Specifically, under the driving of the driving unit 306, the swing arm 301, the pull rod 302 and the slider 303 constitute a crank link structure, i.e. the swing arm 301 rotates around one end of the swing arm 301, during the rotation of the swing arm 301, the pull rod 302 is enabled to generate a pulling force for the slider 303 to move along the slide rail 305, and during the movement of the slider 303 along the slide rail 305, the door leaf 200 is opened and closed relative to the door frame 100.

Optionally, the driving unit 306 adopted in this embodiment includes a power member and a speed reducer connected together; the power part is connected with an input shaft of the speed reducer; here, it should be noted that, in order to enable the swing arm 301 to rotate within a certain angle range, the output shaft of the speed reducer is arranged in a direction downward with respect to the top end of the door frame, that is, the slide rail 305 and the slider 303 arranged on the door leaf are also arranged at positions at a distance downward from the top edge of the door leaf. The power unit herein employs a motor capable of rotating in forward and reverse directions to drive the swing arm 301 to rotate in forward and reverse directions, and during the forward and reverse rotation of the swing arm 301, the slider 303 is driven to move back and forth along the axial direction of the slide rail 305 on the door frame 100, so as to open and close the door 200. The motor used herein is connected to a control circuit module adapted to control the forward and reverse rotation of the motor. The control circuit module in the present embodiment may be any one of the control circuit modules in the prior art, as long as the control circuit module can achieve accurate forward rotation and reverse rotation of the motor, which can meet the use requirements of the present embodiment, for example, a control motor forward and reverse rotation driving circuit disclosed in the authorized publication No. CN102957362B, and for example, a motor constant speed forward and reverse rotation control circuit disclosed in the publication No. CN 101997468B. The control of the forward rotation and the reverse rotation of the motor is well known in the art, and the description of the embodiment is omitted.

Referring to fig. 2 and 8, in order to improve the high-efficiency shielding performance of the electromagnetic shielded door of the present embodiment, a plurality of sets of shielding elements are respectively disposed on the door leaf 200 and the door frame 100; each set of shield elements comprises a slotting tool 401 and a double-reed shield assembly 403 arranged adjacently; and each set of shielding elements on the door leaf 200 and the door frame 100 correspondingly form two pairs of single-blade double-spring shielding structures.

Specifically, each group of single-blade double-reed shielding structures comprises a slotting tool 401 and a double-reed shielding assembly 403 which is suitable for being matched with the slotting tool 401 in an inserting manner; when the slotting tool 401 in each pair of single-blade double-reed shielding structures is arranged on the door leaf 200, the double-reed shielding component 403 matched with the slotting tool 401 is arranged at a corresponding position on the door frame 100, so that the double-reed shielding component 403 is inserted into the slotting tool 401; and when the slotting tool 401 in each pair of single-blade yellow-reed shielding structures is arranged on the door frame 100, the double-blade shielding component 403 matched with the slotting tool 401 is arranged at the corresponding position on the door leaf 200, so that the double-blade shielding component 403 is inserted into the slotting tool 401.

Referring to fig. 8, the dual-reed shielding assembly 403 includes two reed installing bodies 404 and two shielding door reeds 405; each shield door reed 405 is arranged on the inner side of the corresponding reed installing body 404 through a connecting component; and a slotting groove 407 suitable for being matched with the slotting cutter 401 in a plugging way is formed between the two shielding door reeds 405. Wherein, the connecting component comprises a reed pressing strip 408 and a compression screw 409; the reed pressing bar 408 is connected to the reed installing body 404 through a compression screw 409; the shield door spring 405 is crimped between the corresponding spring attachment body 404 and the corresponding spring hold-down strip 408.

Optionally, there are two sets of shield elements; the single-blade double-spring shielding structure is provided with four pairs. In every group shield element, can install four rows of shield door reeds 405 and constitute two double-reed shielding subassemblies 403, still have two slotting tools 401, make it form double-blade four-spring structure for the shielding performance of the electromagnetic shield door of this embodiment improves greatly.

The double-shaft hinge structure comprises a first hinge seat fixedly connected with the door frame 100, a second hinge seat in hinged fit with the first hinge seat through a first hinge shaft 3, and a connecting seat in hinged fit with the second hinge seat through a second hinge shaft 8; wherein the connecting seat is fixedly connected with the door leaf 200; an elastic element is arranged between the connecting seat and the second hinge seat. For the elastic member of the present embodiment, for example, but not limited to, a torsion spring 19 is employed.

In more detail, the first hinge base comprises a first hinge plate 1 fixedly connected with the door frame 100, and a pair of hinge lugs 2 vertically fixedly connected with the same side of the first hinge plate 1; the first articulated shaft 3 is matched and connected with the articulated lug 2 through a first bearing 5; the second hinge seat comprises a second hinge plate 6 fixedly connected with the first hinge shaft 3 and a pair of convex seats 7 fixedly connected with the same side of the second hinge plate 6; the second hinge shaft 8 is coupled to the boss 7 through the second bearing 9.

The second hinge seat also comprises a cover body 10 fixedly connected with one side of the second hinge plate 6 provided with the convex seat 7; the cover body 10 encloses with the pair of boss seats 7 to form an accommodation chamber 11 for accommodating the second hinge shaft 8.

The connecting seat comprises a connecting plate 12 fixedly connected with the door leaf 200 and a linkage seat 13 fixedly connected with the connecting plate 12; the linkage seat 13 is accommodated in the accommodating cavity 11; the linkage seat 13 is fixedly sleeved on the second hinge shaft 8.

It should also be noted that, in order to avoid the second hinge plate 6 from affecting the connection between the linking seat 13 and the linking plate 12 housed in the housing cavity 11, a notch 20 suitable for connecting the linking plate 12 and the linking seat 13 is provided on the second hinge plate 6 between a corresponding pair of second bearings and on the side close to the linking plate 12, i.e. a U-shaped structure is formed on the side of the second hinge plate 6 close to the linking plate 12.

An arc-shaped depressed area 15 is arranged at one side end, away from the convex seat 7, of one end of the second hinged plate 6, away from the first hinged shaft 3, and an arc-shaped connecting area 16 suitable for being matched and connected with the arc-shaped depressed area 15 is arranged at one side end, facing the convex seat 7, of the end part, connected with the linkage seat 13, of the connecting plate, wherein the arc-shaped depressed areas 15 are symmetrically arranged into a pair and are respectively positioned on the upper end part and the lower end part of the second hinged plate 6 along the length direction of the door leaf, and specifically are positioned above and below the groove 20. Here, the arc-shaped recessed area 15 and the arc-shaped connecting area 16 are matched, so that when the connecting plate drives the door leaf 200 to rotate relative to the second hinge plate 6, the second hinge plate 6 does not generate an obstruction to the rotation of the connecting plate.

A convex block 17 is arranged beside the connecting seat, wherein the convex block 17 is connected and fixed with the connecting seat by adopting a bolt, but not limited to; a connecting shaft 18 penetrates through the convex block 17 along the parallel direction of the axis of the second hinge shaft 8, and the connecting shaft 18 forms a fixed matching structure with the convex block 17, so that the connecting shaft 18 cannot rotate relative to the convex block 17; the end of the connecting shaft 18 extending outside the protruding block 17 is sleeved with a torsion spring 19. The torsion spring 19 may be sleeved only at one end of the connecting shaft 18 extending outside the protruding block 17, or the torsion springs 19 may be respectively sleeved at two ends of the connecting shaft 18 extending outside the protruding block 17, which is not limited in this embodiment.

For the torsion spring 19, one end of the torsion spring 19 abuts against the coupling seat, and the other end of the torsion spring 19 abuts against the side wall of the cover body 10 facing the coupling seat. The main function of the torsion spring 19 provided in this embodiment is to limit the angle at which the coupling seat rotates the door leaf 200 relative to the second hinge seat.

The door 200 of the present embodiment is specifically implemented by combining a biaxial hinge structure with the door frame 100 as follows:

in the process of closing the door 200 with respect to the door frame 100, the second hinge seat together with the second hinge shaft 8 and the coupling seat is first rotated with respect to the first hinge seat about the first hinge shaft 3, and at this time, a first dimension of rotational movement is achieved for the door 200 with respect to the door frame 100. After the second hinged seat rotates to a certain position around the first hinged shaft 3, at this time, along with the continuous rotational motion of the door leaf 200 relative to the door frame 100, the connecting seat drives the door leaf 200 to rotate around the second hinged shaft 8 relative to the second dimension of the second hinged seat, so that the rotation of the whole door leaf 200 relative to the door frame 100 presents a rotational trajectory of two dimensions, thereby avoiding the problem of inconvenient operation when the double-reed shielding assembly between the door leaf 200 and the door frame 100 in only one rotational dimension is vertically plugged with the slotting tool in the prior art, and further improving the efficiency of the door leaf 200 in closing operation relative to the door frame 100.

Example 2:

referring to fig. 1 and 2, on the basis of the full-automatic rotary shielding door of embodiment 1, the locking mechanism of the full-automatic rotary shielding door provided in this embodiment includes a pair of inclined sliders 501 coaxially and intermittently slidably disposed on the door frame 100, a door leaf fixing block 502 disposed on the inner side of the door leaf 200, a locking horizontal shaft 503 having one end mounted in the door leaf fixing block 502 and the other end adapted to be slidably fitted in an inclined sliding groove 505 of the inclined slider 501 of the door frame 100, and a driving component connected to the inclined slider 501 and adapted to drive the inclined slider 501 to longitudinally slide relative to the door frame 100.

In the embodiment, the door leaf fixing block 502 and the locking transverse shaft 503 are arranged on the inner side of the door leaf 200, that is, the locking transverse shaft cannot be seen from the outer side of the door leaf 200, so that the electromagnetic shielding door of the embodiment looks the same as a traditional door leaf in appearance from the outer side of the door leaf 200, and has an attractive structure.

Specifically, the door fixing block 502 and the inclined slider 501 of the locking mechanism of the present embodiment are different from any locking mechanism in the prior art in that the door fixing block 502 and the inclined slider 501 of the present embodiment are disposed on the inner side of the door 200, i.e., on the side away from the opening direction of the door 200, so that the door fixing block 502 and the inclined slider 501 of the locking mechanism cannot be seen on the outer side of the door 200, and the overall structure of the outer side of the door 200 is more beautiful.

Specifically, the pair of inclined sliders 501 includes an upper inclined slider 501 and a lower inclined slider 501 distributed along the axial direction of the doorframe 100; the upper inclined slide block 501 is connected with the driving assembly through an upper linkage plate 513; the down-pitch slide 501 is connected to the drive assembly by a lower linkage plate 514. The door frame 100 is provided with a sliding chute 506 corresponding to the upper inclined sliding block 501 and the lower inclined sliding block 501 respectively; and the driving assembly includes a driving link 508 connected to the upper inclined slider 501, a driving rack 509 connected to the driving link 508 along an axis of the door frame 100, a driving gear engaged with the driving rack 509, and a locking motor 512 connected to the driving gear. The upper linkage block 513 is connected with the lower linkage block 514 through a transition rack 507; one end of the transition rack 507 is connected with the lower linkage block 513, and the other end of the transition rack 507 is connected with the driving link 508. A parallel gap is left between the transition rack 507 and the doorframe 100, and the gap is designed to ensure that no frictional resistance is generated between the transition rack 507 and the doorframe 100 when the upper inclined slide block 501 and the lower inclined slide block 501 move along the axial direction of the doorframe. Specifically, in a normal state, the locking motor 512 is not operated, the driving gear is meshed with the driving rack 509, at this time, the locking horizontal shaft 503 of the door leaf 200 is located in the inclined sliding groove 505 of the inclined sliding block 501, the door leaf 200 is locked relative to the door frame 100, and the inclined sliding block 501 is correspondingly located at a lower section of the sliding rail 305 far away from the locking motor 512. When the door 200 needs to be opened relative to the door frame 100, the locking motor 512 operates to rotate the driving gear, and the driving rack 509 is engaged with the driving gear, so that the driving rack 509 drives the inclined slider 501 to move towards one side of the locking motor 512 along the slide rail 305, and in the moving process of the inclined slider 501, the locking transverse shaft 503 arranged on the inner side of the door 200 gradually disengages from the inclined slide groove 505 of the inclined slider 501, so that the door 200 is unlocked from the door frame 100.

In order to still realize the opening of the door leaf 200 when the locking motor 512 is not powered, the door frame 100 of the present embodiment is further provided with an auxiliary gear 510, and the auxiliary gear 510 is adapted to be meshed with the transition rack 507. The auxiliary gear 510 is connected with a hand wheel arranged on the outer side surface of the door frame 100, that is, the auxiliary gear 510 can be rotated by dialing the hand wheel, that is, the hand wheel is dialed under the condition that the locking motor 512 is powered off, so that the auxiliary gear 510 rotates, the auxiliary gear 510 enables the transition rack 507 to move, in the moving process of the transition rack 507, the inclined slider 501 is driven to move towards one side of the locking motor 512 along the slide rail 305, in the moving process of the inclined slider 501, the locking transverse shaft 503 arranged on the inner side of the door leaf 200 gradually breaks away from the inclined slide groove 505 of the inclined slider 501, so that the door leaf 200 releases the locking with the door frame 100.

In this specification, the schematic representations of the terms are not necessarily referring to the same embodiment. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (10)

1. A fully automatic rotary screen door, comprising: the door comprises a door frame, a door leaf connected with the door frame through a double-shaft hinge structure, and an automatic door opening and closing mechanism arranged between the door frame and a door body;

the automatic door opening and closing mechanism comprises a driving unit arranged on the inner side of the top of a door frame, a swing arm connected with the driving unit, a pull rod rotationally connected with the swing arm, a sliding block rotationally connected with the pull rod, and a sliding rail arranged on the upper edge of the inner side of a door leaf along the width direction of the door leaf and suitable for being connected with the sliding block in a sliding mode; the swing arm is suitable for rotating around one end of the swing arm under the driving action of the driving unit;

the double-shaft hinge structure comprises a first hinge seat fixedly connected with the door frame, a second hinge seat in hinged fit with the first hinge seat through a first hinge shaft, and a connecting seat in hinged fit with the second hinge seat through a second hinge shaft; wherein

The connecting seat is fixedly connected with the door leaf;

an elastic element is further arranged between the connecting seat and the second hinge seat.

2. The fully automatic rotary screen door according to claim 1, wherein the drive unit comprises a power member and a speed reducer connected;

the power part is connected with an input shaft of the speed reducer; and

the swing arm is sleeved on the output shaft of the speed reducer.

3. The fully automatic rotary screen according to any one of claims 1 or 2, wherein the door leaf and the door frame are provided with sets of shielding elements, respectively; each group of shielding elements comprises a slotting tool and a double-reed shielding assembly which are adjacently arranged; each group of shielding elements on the door leaf and the door frame correspondingly form two pairs of single-blade double-spring shielding structures;

each group of single-blade double-spring shielding structures comprises a slotting tool and a double-spring-leaf shielding assembly suitable for being in splicing fit with the slotting tool;

when the slotting tool in each pair of single-blade double-reed shielding structures is arranged on the door leaf, the double-reed shielding assembly matched with the slotting tool is arranged at the corresponding position on the door frame, so that the double-reed shielding assembly is spliced with the slotting tool; and

when the slotting tool in each pair of single-blade yellow reed shielding structures is arranged on the door frame, the double-reed shielding assembly matched with the slotting tool is arranged at the corresponding position on the door leaf, so that the double-reed shielding assembly is spliced with the slotting tool.

4. The fully automatic rotary screen door according to claim 1, wherein the first hinge mount comprises a first hinge plate fixedly attached to the door frame, and a pair of hinge ears vertically fixedly attached to the same side of the first hinge plate;

the first hinge shaft is matched and connected with the hinge lug through a first bearing; and

the second hinge seat comprises a second hinge plate fixedly connected with the first hinge shaft and a pair of convex seats fixedly connected with the same side of the second hinge plate;

the second hinge shaft is matched and connected with the boss through a second bearing.

5. The fully automatic rotary screen door according to claim 4, wherein the second hinge mount further comprises a cover body fixedly attached to the side of the second hinge plate provided with the raised mount;

the cover body and the pair of the convex seats are enclosed to form an accommodating cavity for accommodating the second hinge shaft.

6. The fully automatic rotary screen door according to claim 5, characterized in that said coupling seats comprise a coupling plate secured to said door leaf, and a coupling seat secured to said coupling plate;

the linkage seat is accommodated in the accommodating cavity;

the linkage seat is fixedly sleeved on the second hinge shaft.

7. The fully automatic rotary shielding door according to claim 6, wherein the second hinge plate has an arcuate recessed area at an end thereof remote from the first hinge shaft and a side end thereof remote from the protrusion seat, and an arcuate connecting area adapted to engage with the arcuate recessed area is provided at an end of the connecting plate connected to the linking seat and a side end thereof facing the protrusion seat.

8. The fully automatic rotary screen door of claim 7, wherein a bump is further provided beside the coupling seat;

a connecting shaft penetrates through the bulge block along the direction parallel to the axis of the second hinge shaft; and

the elastic element is sleeved at the end part of the connecting shaft extending out of the outer side of the protruding block.

9. The fully automatic rotary screen according to claim 1, further comprising a locking mechanism;

the locking mechanism comprises a pair of inclined sliding blocks which are coaxially and alternately arranged on the door frame in a sliding mode, a door leaf fixing block arranged on the inner side of the door leaf, a locking transverse shaft with one end installed in the door leaf fixing block and the other end suitable for being matched in an inclined sliding groove of the inclined sliding block of the door frame in a sliding mode, and a driving assembly which is connected with the inclined sliding block and is suitable for driving the inclined sliding block to slide longitudinally relative to the door frame.

10. The fully automatic rotary screen door according to claim 9, wherein the pair of inclined slides comprises an upper inclined slide and a lower inclined slide distributed along the axial direction of the door frame; the upper inclined slide block is connected with the driving assembly through an upper linkage block; the lower inclined slide block is connected with the driving assembly through a lower linkage block; and

the door frame is provided with a sliding chute corresponding to the upper inclined sliding block and the lower inclined sliding block respectively; and

the driving assembly comprises a driving connecting rod connected with the upper linkage block, a driving rack connected with the driving connecting rod along the axis of the door frame, a driving gear meshed and connected with the driving rack, and a locking motor connected with the driving gear;

the upper linkage block and the lower linkage block are connected through a transition rack; one end of the transition rack is connected with the lower linkage block, and the other end of the transition rack is connected with the driving connecting rod.

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