CN210460312U

CN210460312U - Spring door unit and spring door

Info

Publication number: CN210460312U
Application number: CN201920749217.0U
Authority: CN
Inventors: 徐冀
Original assignee: Jiangsu Deper Automate Door & Window Co ltd
Current assignee: Jiangsu Deper Automate Door & Window Co ltd
Priority date: 2019-05-23
Filing date: 2019-05-23
Publication date: 2020-05-05
Anticipated expiration: 2029-05-23

Abstract

The application discloses spring door unit belongs to the spring door field. The method comprises the following steps: the driving device comprises an output shaft, a pressure spring, a cam and a lever, the cam is coaxially and fixedly connected with the output shaft, the lever is fixed through a rotating shaft, one end of the lever is connected with the cam, and the other end of the lever is connected with the pressure spring. The application provides a pair of spring door unit makes the pressure spring compression through cam drive lever when opening the door to accomplish the energy storage, when the door body under the condition of opening, if meet the outage condition, because the pressure spring has been compressed and has elastic potential energy, will pass through lever drive cam and output shaft reversal, thereby accomplish the automation and close the door, solved current spring door effectively and can't accomplish the problem of closing the door automatically under the outage condition. In addition, this application still provides a spring door.

Description

Spring door unit and spring door

Technical Field

The application relates to the field of spring doors, in particular to a spring door unit and a spring door.

Background

The spring door refers to a door which is opened by means of elasticity, and is also called an automatic door, and can be divided into a vertical hinged door, a sliding door and the like according to different opening modes. The spring door machine group generally refers to a component for driving the door body to open and close automatically, and a driving device is arranged in the spring door machine group, the driving device is connected with the connecting arm, and the driving device drives the connecting arm to rotate, so that the door body is driven to open and close.

However, the inventor discovers that the structure of the existing spring door unit is single in the research process of the application, and in the using process of the spring door, the door body is opened, if the power failure condition is met, the door body can not automatically close the door, so that the normal use of the spring door is influenced, and the use is very inconvenient.

Disclosure of Invention

The application provides a spring door unit and spring door to solve the problem that current spring door can't accomplish automatically under the outage condition and close the door.

A spring gate assembly, comprising: the driving device comprises an output shaft, a pressure spring, a cam and a lever, the cam is coaxially and fixedly connected with the output shaft, the lever is fixed through a rotating shaft, one end of the lever is connected with the cam, and the other end of the lever is connected with the pressure spring.

Preferably, the driving device further includes: the motor, the planetary reduction gearbox and the driving bevel gear are sequentially in transmission connection, the driven bevel gear is coaxially and fixedly connected with the output shaft, and the driving bevel gear is meshed with the driven bevel gear.

Preferably, the cam is axially symmetric in shape.

Preferably, the driving device further includes: the bottom plate is arranged on the wall body, and a plurality of bolt holes are formed in the bottom plate.

A spring-loaded door, comprising: one end of the connecting arm is connected with the door body, and the other end of the connecting arm is connected with the output shaft.

Preferably, the junction of linking arm and output shaft is equipped with the adapter sleeve, the up end and the output shaft side tenon of adapter sleeve are connected, the lower terminal surface of adapter sleeve is equipped with first ring gear, the end of linking arm is equipped with the second ring gear with first ring gear engaged with, the number of teeth of first ring gear is: and Z-4 n +1 or Z-4 n-1, wherein Z is the number of teeth of the first gear ring, and n is a natural number.

Preferably, the upper end surface of the connecting sleeve is provided with a square groove, and the output shaft is inserted into the square groove and fixed.

According to the technical scheme, the spring door unit provided by the application enables the compression spring to be compressed through the cam driving lever when the door is opened, completes energy storage, and when the door body is opened, if the power failure condition is met, the compression spring is compressed and has elastic potential energy, and the rotation is realized through the lever driving cam and the output shaft, so that the automatic door closing is completed, and the problem that the door cannot be closed automatically when the power failure condition of the existing spring door is realized is effectively solved. In addition, this application still provides a spring door.

Drawings

Fig. 1 is a schematic structural diagram of a spring door assembly according to an embodiment of the present disclosure;

fig. 2 is a schematic view illustrating an installation of a driving device in a spring door assembly according to an embodiment of the present disclosure;

FIG. 3 is a schematic structural diagram of a cam in a spring door assembly according to an embodiment of the present disclosure;

fig. 4 is a schematic structural diagram of a spring door according to an embodiment of the present disclosure;

fig. 5 is a schematic view of an installation structure of a connecting arm in a spring door according to an embodiment of the present disclosure;

fig. 6 is a schematic structural diagram of a connecting sleeve in a spring door provided in an embodiment of the present application.

Wherein: 10-driving device, 101-output shaft, 102-pressure spring, 103-cam, 104-lever, 105-rotating shaft, 106-motor, 107-planetary reduction box, 108-driving bevel gear, 109-driven bevel gear, 110-bottom plate, 111-bolt hole, 20-connecting arm, 201-second gear ring, 30-door body, 40-connecting sleeve, 401-first gear ring, 402-square groove and 50-screw.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Referring to fig. 1 and 2, a spring gate assembly includes: the driving device 10 comprises an output shaft 101, a pressure spring 102, a cam 103 and a lever 104, wherein the cam 103 is coaxially and fixedly connected with the output shaft 101, the lever 104 is fixed through a rotating shaft 105, one end of the lever 104 is connected with the cam 103, and the other end of the lever 104 is connected with the pressure spring 102.

According to the technical scheme, the spring door unit provided by the application drives the lever 104 to compress the pressure spring 102 through the cam 103 when the door is opened, and energy storage is completed, when the door body is opened, if the door body meets the power failure condition, the pressure spring 102 is compressed and has elastic potential energy, and the cam 103 and the output shaft 101 are driven to rotate reversely through the lever 104, so that automatic door closing is completed, and the problem that the door cannot be closed automatically when the existing spring door is powered off is effectively solved.

Referring to fig. 1, the driving apparatus 10 further includes: the driving bevel gear comprises a motor 106, a planetary reduction box 107, a driving bevel gear 108 and a driven bevel gear 109, wherein the motor 106, the planetary reduction box 107 and the driving bevel gear 108 are sequentially in transmission connection, the driven bevel gear 109 is coaxially and fixedly connected with an output shaft 101, and the driving bevel gear 108 is meshed with the driven bevel gear 109.

Referring to fig. 3, the cam 103 has an axisymmetric shape. The cam 103 is designed to be axisymmetric in shape due to the left door opening and the right door opening of the door body, so that the door has strong applicability.

Referring to fig. 2, the driving apparatus 10 further includes: the base plate 110 is installed on a wall body, and a plurality of bolt holes 111 are formed in the base plate 110. The installation of the spring door assembly is facilitated by the base plate 110.

Referring to fig. 4, a spring door includes: the spring door unit comprises the spring door unit, the connecting arm 20 and the door body 30, wherein one end of the connecting arm 20 is connected with the door body 30, and the other end of the connecting arm is connected with the output shaft 101.

Referring to fig. 5, a connecting sleeve 40 is arranged at the connection position of the connecting arm 20 and the output shaft 101, the upper end surface of the connecting sleeve 40 is connected with the output shaft 101 through a square tenon, a first gear ring 401 is arranged on the lower end surface of the connecting sleeve 40, a second gear ring 201 meshed with the first gear ring 401 is arranged at the end of the connecting arm 20, and the number of teeth of the first gear ring 401 is as follows: z ═ 4 × n +1 or Z ═ 4 × n-1, where Z is the number of teeth of the first ring gear 401, and n is a natural number; the connecting arm 20, the connecting sleeve 40 and the output shaft 101 are fixedly connected through a screw 50.

Because the connection between the existing connecting arm 20 and the output shaft 101 usually adopts a triangular spline fit, the number of teeth is large, the shape of each tooth is small, the strength is low, the tooth is easy to damage, and meanwhile, the processing of the fine teeth is difficult, and the manufacturability is poor. The utility model provides a mode that utilizes the adapter sleeve to replace spline connection between current output shaft and the armed lever, take the number of teeth of first ring gear Z4 x n +1 or Z4 x n-1, do not have common divisor with 4, 4 kinds of positions that correspond with the side tenon connection are joined in marriage the group like this, position in 360 within ranges is total 4 x Z, thereby can realize 360 x (4 x Z) angle modulation, with pretension angle control within 360 x (4 x Z), under the prerequisite that does not influence the pretension angle, reduce the number of teeth of terminal surface, increase the size of tooth, make the intensity of terminal surface tooth rise, can adopt modes such as heading press or precision casting to make on the technology not fragile simultaneously, reduce the processing cost.

Referring to fig. 6, the upper end surface of the connection sleeve 40 is provided with a square recess 402, and the output shaft 101 is inserted into the square recess 402 and fixed.

The control method of the spring door provided by the application is as follows:

when the driving device 10 is powered on, the motor 106 is started to rotate;

the motor 106 sequentially drives the planetary reduction gearbox 107, the driving bevel gear 108 and the driven bevel gear 109 to rotate and reduce the speed;

the driven bevel gear 109 drives the output shaft 101 to rotate;

the output shaft 101 drives the connecting arm 20 to rotate through the connecting sleeve 40;

the connecting arm 20 drives the door body 30 to rotate to realize opening and closing.

Specifically, the driven bevel gear 109 drives the output shaft 101 to rotate and simultaneously drives the cam 103 to rotate, the cam 103 drives the lever 104 to compress the compression spring 102, and energy storage is completed.

Specifically, when the door 30 is opened and the driving device 10 is powered off, the compression spring 102 rebounds and drives the cam 103 and the output shaft 101 to rotate reversely through the lever 104, so that the door 30 is automatically closed.

Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the application being indicated by the following claims.

It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the application is limited only by the appended claims.

Claims

1. A spring gate assembly, comprising: the driving device (10) comprises an output shaft (101), a pressure spring (102), a cam (103) and a lever (104), the cam (103) is coaxially and fixedly connected with the output shaft (101), the lever (104) is fixed through a rotating shaft (105), one end of the lever (104) is connected with the cam (103), and the other end of the lever is connected with the pressure spring (102).

2. The spring gate assembly of claim 1, wherein the drive device (10) further comprises: the motor (106), the planetary reduction gearbox (107), the driving bevel gear (108) and the driven bevel gear (109), wherein the motor (106), the planetary reduction gearbox (107) and the driving bevel gear (108) are sequentially in transmission connection, the driven bevel gear (109) is coaxially and fixedly connected with the output shaft (101), and the driving bevel gear (108) is meshed with the driven bevel gear (109).

3. The spring gate assembly of claim 1, wherein the cam (103) is axisymmetric in shape.

4. The spring gate assembly of claim 1, wherein the drive device (10) further comprises: the base plate (110) is installed on a wall body, and a plurality of bolt holes (111) are formed in the base plate (110).

5. A spring-loaded door, comprising: the spring door unit, the connecting arm (20) and the door body (30) as claimed in claims 1-4, wherein one end of the connecting arm (20) is connected with the door body (30), and the other end is connected with the output shaft (101).

6. The spring door according to claim 5, characterized in that a connecting sleeve (40) is arranged at the joint of the connecting arm (20) and the output shaft (101), the upper end surface of the connecting sleeve (40) is connected with the output shaft (101) in a square tenon manner, a first gear ring (401) is arranged on the lower end surface of the connecting sleeve (40), a second gear ring (201) meshed with the first gear ring (401) is arranged at the end head of the connecting arm (20), and the number of teeth of the first gear ring (401) is as follows: and Z-4 n +1 or Z-4 n-1, wherein Z is the tooth number of the first gear ring (401), and n is a natural number.

7. The spring door according to claim 6, wherein the coupling sleeve (40) is provided at an upper end surface thereof with a square groove (402), and the output shaft (101) is inserted into the square groove (402) and fixed.