CN217581826U

CN217581826U - Selectively closed door

Info

Publication number: CN217581826U
Application number: CN202123383477.7U
Authority: CN
Inventors: 魏玉明
Original assignee: Liaoning Puhe Angcheng Industrial Co ltd
Current assignee: Liaoning Puhe Angcheng Industrial Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-10-14
Anticipated expiration: 2031-12-29

Abstract

The utility model provides a selectivity closed door relates to the door and window field. This closed door of selectivity, including the door frame, door frame lower extreme fixed connection has a restriction section of thick bamboo, and door frame lower extreme fixedly connected with torsional spring that opens the door, and the torsional spring center fixedly connected with that opens the door pushes away the dish, and it is connected with the door frame rotation to push away the dish and restrict a section of thick bamboo joint, and door frame inside groove rotationally connected with has a torsional spring shell, and torsional spring shell inside groove fixedly connected with that closes the door torsional spring, and the torsional spring center fixedly connected with that closes the door pushes away the tooth, pushes away tooth inside groove fixedly connected with top position key, and it has the locating lever to push away tooth upper end sliding connection. This closed door of selectivity drives through the torsional spring that opens the door and pushes away the driving disk, makes the driving disk have the rotary force all the time to prevent that the door plant from closing with stirring the ring meshing back, and it is rotatory to drive through the torsional spring that closes the door and push away the tooth, makes the door plant can keep the rotatory torsion of closing under the effect of the torsional spring that closes the door, has reached the door plant and has normally closed and normally open the effect of freely switching, has solved the problem of the unable multiple demand of reply of the same kind of door.

Description

Selectively closed door

Technical Field

The utility model relates to a door and window technical field specifically is a selectivity closed door.

Background

The door and window is divided into an enclosure member or a partition member according to different positions of the door and window, different design requirements are required to respectively have the functions of heat preservation, heat insulation, sound insulation, water resistance, fire resistance and the like, new requirements are required to save energy, and heat lost by door and window gaps in cold regions accounts for about 25% of the total heating heat consumption. The requirement of the tightness of the door and the window is an important content in the energy-saving design. Doors and windows are important components of building envelope systems.

The door is one of the most common building structures, and the main actions in life are opening and closing, however, some doors need to be closed in time according to different positions, some doors need to be opened all the time, some doors need to operate along with the action, and a selectively-closed door is designed for the purpose.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a closed door of selectivity has solved the unable problem of answering multiple demand and the door can't be opened once more at the closing in-process of the same kind door.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a selectively closed door comprises a door frame, a limiting barrel is fixedly connected to the lower end of the door frame, a door opening torsion spring is fixedly connected to the lower end of the door frame, a pushing disk is fixedly connected to the center of the door opening torsion spring and is connected with the door frame in a rotating mode, the pushing disk is connected with the limiting barrel in a clamped mode, a torsion spring shell is connected with the inner groove of the door frame in a rotating mode, a door closing torsion spring is fixedly connected to the inner groove of the torsion spring shell, pushing teeth are fixedly connected to the center of the door closing torsion spring, pushing teeth inner groove fixedly connected with a top key are connected to the pushing teeth in a sliding mode, a positioning rod is connected to the top key in a contacting mode and is connected with the positioning rod in a sliding mode, the positioning rod is connected to the outer surface of the positioning rod in a sleeved mode, a control tooth is connected to the surface of the supporting rod in a sliding mode, a sleeve rod is fixedly connected to the upper end of the control tooth in a sliding mode, a blocking rod is connected to the top end of the supporting rod in a contacting mode, a rotating shaft shell is connected with a rotating shaft shell, a shifting ring is fixedly connected to the outer surface of the pushing disk, a rack is connected to one side of the rotating shaft shell, and a linkage rack is connected to one end of the rack.

Preferably, the upper end of the pushing disc is provided with a straight gear, the straight gear is meshed with the shifting ring, the lower end of the straight gear is fixedly connected with two clamping and connecting rods, the clamping and connecting rods are clamped with the limiting cylinder, the lower end of the straight gear is fixedly connected with a contraction rod, and the contraction rod is fixedly connected with the door opening torsion spring.

Preferably, the lower end of the pushing tooth is a cylinder, the bottom end of the cylinder is fixedly connected with the center of a door-closing torsion spring, the top end of the cylinder is fixedly connected with a disc, the upper end of the disc is provided with a ratchet, the end face of the disc is provided with a through hole, and the positioning rod slides in the through hole.

Preferably, a through hole is formed in the center of the disc at the upper end of the control tooth, the bottom end of the disc is fixedly connected with a ratchet, the bottom end of the disc is fixedly connected with a top key, and the top key is arranged on the inner side of the ratchet.

Preferably, the loop bar is cylindrical, a circular groove is formed in one end, close to the control tooth, of the cylinder, and a through hole shaped like a Chinese character 'yi' is formed in the outer wall of the groove.

Preferably, the two groups of linked racks are respectively arranged on two sides of the large gear, the end, close to each other, of each linked rack is a rack plate, the rack plates are meshed with the large gear, and the end, far away from each other, of each rack plate is fixedly connected with an L-shaped connecting rod.

(III) advantageous effects

The utility model provides a selectivity closed door. The method has the following beneficial effects:

1. this closed door of selectivity drives through the torsional spring that opens the door and pushes away the driving disk, makes the driving disk have the rotary force all the time to prevent that the door plant from closing with stirring the ring meshing back, and it is rotatory to drive through the torsional spring that closes the door and push away the tooth, makes the door plant can keep the rotatory torsion of closing under the effect of the torsional spring that closes the door, has reached the door plant and has normally closed and normally open the effect of freely switching, has solved the problem of the unable multiple demand of reply of the same kind of door.

2. This selectivity closed door drives the linkage rack through the gear wheel, makes the state of door switch into normally closed and ordinary door, through the cooperation of two ratchet gears, has once more someone opened the door and caused the damage of device when preventing to close the door, has reached the door and has opened the not influenced effect once more at the in-process that closes, has solved the problem that the door can't be opened once more at the closing in-process.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of the structure of the pushing teeth of the present invention;

fig. 4 is a schematic view of the linkage rack structure of the present invention.

The door comprises a door frame-1, a limiting barrel-2, a door opening torsion spring-3, a pushing disc-4, a torsion spring shell-5, a door closing torsion spring-6, a pushing tooth-7, a positioning rod-8, a positioning spring-9, a supporting rod-10, a control tooth-11, a loop bar-12, an extrusion spring-13, a stop lever-14, a rotating shaft shell-15, a toggle ring-16, a conversion motor-17, a gear wheel-18, a linkage rack-19, a door panel-20 and a top key-21.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The embodiment of the utility model provides a selectivity closed door, as shown in fig. 1-4, including

door frame

1, 1 lower extreme fixed connection of door frame has a limiting

cylinder

2, 1 lower extreme fixed connection of door frame has door

opening torsion spring

3, 3 central fixedly connected with push disc 4 of door opening torsion spring, push disc 4 rotates with door frame 1 to be connected, push disc 4 and limiting cylinder 2 joint, 1 inside groove rotationally connected with torsion spring shell 5 of door frame, 5 inside groove fixedly connected with of torsion spring shell closes the

door torsion spring

6, 6 central fixedly connected with of torsion spring pushes away tooth 7 closes the door, 7 inside groove fixedly connected with top key 21 in the promotion tooth, 7 upper ends sliding connection of promotion tooth has the locating

lever

8, 7 lower extremes of promotion tooth are the cylinder, the cylinder bottom with 6 central fixed connection of torsion spring of closing the door, the cylinder top end fixedly connected with disc, the ratchet has been seted up to the disc upper end, the through-hole has been seted up to the disc terminal surface, locating lever 8 slides in the through-hole, it can promote top mechanism to promote the interlock of tooth 7.

The top key 21 is connected with the contact of locating lever 8, locating

lever

8 and 1 sliding connection of door frame, positioning spring 9 has been cup jointed to 8 surfaces of locating lever, promote 7 upper end fixed connection bracing pieces 10 of tooth, bracing piece 10 sliding connection in surface has

control tooth

11, 11 upper end discs of control tooth, the through-hole has been seted up at the disc center, disc bottom fixedly connected with ratchet, disc bottom fixedly connected with top key 21, top key 21 is inboard at the ratchet, control tooth 11 can control the door and switch conventional state and normally closed state.

11 upper end fixedly connected with loop bars 12 of control tooth, loop bars 12 and bracing piece 10 sliding connection, loop bars 12 appearance are the cylinder, and the cylinder is close to the one end of control tooth 11 and has seted up circular recess, and the recess outer wall has seted up "one" font through-hole, and loop bars 12 can not influence the bracing piece 10 rotation under the effect of support.

The one end that loop bar 12 is close to control tooth 11 has cup jointed extrusion spring 13, the contact connection in bracing piece 10 top has pin 14, loop bar 12 surface rotates and is connected with

pivot shell

15, 15 outer fixed surface of pivot shell is connected with dials ring 16,

dial ring

16 and 4 meshing of pushing disc, 4 upper ends of pushing disc are the straight-teeth gear, the straight-teeth gear meshes with stirring ring 16, two joint poles of straight-teeth gear lower extreme fixedly connected with, 2 joints of joint pole and restriction section of thick bamboo, straight-teeth gear lower extreme fixed connection shrink pole, the shrink pole and 3 fixed connection of torsional spring that open the door, pushing disc 4 can the control gate become normally open state.

The rotating shaft shell 15 is clamped with the stop lever 14, a door plate 20 is fixedly connected to one side of the rotating shaft shell 15, a conversion motor 17 is fixedly connected to an inner groove of the rotating shaft shell 15, a large gear 18 is fixedly connected to the output end of the conversion motor 17, a linkage rack 19 is meshed on the surface of the large gear 18, one end, far away from the linkage rack 19, of the linkage rack is fixedly connected with the loop bar 12, the linkage racks 19 are two groups, the two groups of linkage racks are respectively arranged on two sides of the large gear 18, one end, close to the linkage rack 19, of the linkage rack is a rack plate, the rack plate is meshed with the large gear 18, one end, far away from the rack plate, of the linkage rack plate is fixedly connected with an L-shaped connecting rod, and the linkage rack 19 can drive the control teeth 11 to be far away from the pushing teeth.

The working principle is as follows: when the door closing device is used, the switching motor 17 is started to drive the large gear 18 to contract the linkage racks 19 on two sides, the control teeth 11 are far away from the pushing teeth 7, the pushing disc 4 is pressed to enter the limiting barrel 2, the door is in a conventional state at the moment, the pushing disc 4 is pulled to be meshed with the pulling ring 16, the pushing disc 4 is driven to push the pulling ring 16 under the driving of the door opening torsion spring 3, the door has opening force, the door is normally opened at the moment, the pushing disc 4 is pressed to reset, the switching motor 17 is started to drive the large gear 18 to enable the linkage racks 19 to be far away from each other, the control teeth 11 are meshed with the pushing teeth 7 under the driving of the sleeve rod 12, the pushing key 21 pushes the positioning rod 8 to extrude the positioning spring 9 while meshing, the positioning rod 8 penetrates through the torsion spring shell 5 to contact the door frame 1, the torsion spring shell 5 is prevented from randomly rotating, the door closing torsion spring 6 applies rotating force to the pushing teeth 7, the door is in a normally closed state at the moment, and when a person violently opens again in the closing process, the pushing teeth 7 and the control teeth 11 can reduce impact through dislocation.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A selectively closable door comprising a door frame (1), characterized in that: the lower end of the door frame (1) is fixedly connected with a limiting barrel (2), the lower end of the door frame (1) is fixedly connected with a door opening torsion spring (3), the center of the door opening torsion spring (3) is fixedly connected with a pushing disk (4), the pushing disk (4) is rotatably connected with the door frame (1), the pushing disk (4) is clamped with the limiting barrel (2), the inner groove of the door frame (1) is rotatably connected with a torsion spring shell (5), the inner groove of the torsion spring shell (5) is fixedly connected with a door closing torsion spring (6), the center of the door closing torsion spring (6) is fixedly connected with a pushing tooth (7), the inner groove of the pushing tooth (7) is fixedly connected with a top key (21), the upper end of the pushing tooth (7) is slidably connected with a positioning rod (8), the top key (21) is in contact with the positioning rod (8), the positioning rod (8) is slidably connected with the door frame (1), the outer surface of the positioning rod (8) is sleeved with a positioning spring (9), the upper end of the pushing tooth (7) is fixedly connected with a supporting rod (10), the surface of the supporting rod (10) is slidably connected with a control tooth (11), the upper end of the control tooth (11) is fixedly connected with a sleeve rod (12), the sleeve rod (12) is in contact with an extrusion rod (14);

loop bar (12) surface rotates and is connected with pivot shell (15), pivot shell (15) surface fixed connection has dial ring (16), dial ring (16) and promotion dish (4) meshing, pivot shell (15) and pin (14) joint, pivot shell (15) one side fixedly connected with door plant (20), pivot shell (15) inside groove fixedly connected with conversion motor (17), conversion motor (17) output fixedly connected with gear wheel (18), gear wheel (18) surface toothing has linkage rack (19), one end and loop bar (12) fixed connection that linkage rack (19) kept away from each other.

2. A selectively closeable door as claimed in claim 1, wherein: the upper end of the pushing disc (4) is provided with a straight gear, the straight gear is meshed with the shifting ring (16), the lower end of the straight gear is fixedly connected with two clamping and connecting rods, the clamping and connecting rods are clamped with the limiting cylinder (2), the lower end of the straight gear is fixedly connected with a contraction rod, and the contraction rod is fixedly connected with the door opening torsion spring (3).

3. A selectively closeable door as claimed in claim 1, wherein: the lower end of the pushing tooth (7) is a cylinder, the bottom end of the cylinder is fixedly connected with the center of the door-closing torsion spring (6), the top end of the cylinder is fixedly connected with a disc, a ratchet is arranged at the upper end of the disc, a through hole is formed in the end face of the disc, and the positioning rod (8) slides in the through hole.

4. A selectively closable door as claimed in claim 1, wherein: the disc is arranged at the upper end of the control tooth (11), a through hole is formed in the center of the disc, the bottom end of the disc is fixedly connected with a ratchet, the bottom end of the disc is fixedly connected with a top key (21), and the top key (21) is arranged on the inner side of the ratchet.

5. A selectively closeable door as claimed in claim 1, wherein: the shape of the loop bar (12) is a cylinder, a circular groove is formed in one end, close to the control tooth (11), of the cylinder, and a straight through hole is formed in the outer wall of the groove.

6. A selectively closeable door as claimed in claim 1, wherein: the two groups of linkage racks (19) are respectively arranged on two sides of the large gear (18), one ends, close to each other, of the linkage racks (19) are rack plates, the rack plates are meshed with the large gear (18), and one ends, far away from each other, of the rack plates are fixedly connected with L-shaped connecting rods.