CN220705542U - Door opening device for large vertical rotary type protective door - Google Patents
Door opening device for large vertical rotary type protective door Download PDFInfo
- Publication number
- CN220705542U CN220705542U CN202322164406.0U CN202322164406U CN220705542U CN 220705542 U CN220705542 U CN 220705542U CN 202322164406 U CN202322164406 U CN 202322164406U CN 220705542 U CN220705542 U CN 220705542U
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- core rod
- oil cylinder
- disc spring
- spring core
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- 230000001681 protective effect Effects 0.000 title abstract description 31
- 239000000428 dust Substances 0.000 claims abstract description 16
- 230000000712 assembly Effects 0.000 claims abstract description 5
- 238000000429 assembly Methods 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 230000007123 defense Effects 0.000 abstract description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
The utility model provides a door opening device for a large vertical rotary type protective door, which comprises an oil cylinder assembly, a disc spring core rod assembly, a wheel bracket, a bearing wheel and a motor, wherein the oil cylinder assembly is fixed in an oil cylinder seat, and the working end surface of the oil cylinder assembly adopts a spherical joint; a cushion block is additionally arranged between the spherical joint and the disc spring core rod assembly; the disc spring core rod cover plate of the bottom end surface of the disc spring core rod assembly is fixed with the bearing wheel bracket; a plurality of groups of disc springs with the same specification are arranged among the disc spring core rod assemblies; an upper dust cover and a lower dust cover are respectively arranged on the upper part and the lower part of the periphery of the belleville spring; two groups of bearing seats and bearing wheels are arranged in the bearing wheel bracket; the bearing wheel is connected with the motor through a wheel shaft and drives the bearing wheel; the motor is connected with the bearing wheel bracket through a flange. The door opening device assembles the oil cylinder assembly, the bearing wheel, the motor and the like into an integral device, and provides a method for the opening device of large-scale civil air defense equipment.
Description
Technical Field
The utility model relates to the field of civil air defense equipment and door opening devices, in particular to a door opening device for a large vertical rotary type protective door.
Background
The demands for additionally arranging the protective door in various application occasions are gradually increased along with the change of the international environment and the domestic development demands. The sizes and the protection grades of the various protection doors are different due to different environments and conditions of the installation sites. At present, most large-scale protective doors adopt a bidirectional push-pull type, and the push-pull type protective door can be uniformly distributed on the wheels of each door body due to the design characteristics of the self structure, so that the problem of uneven stress on two sides of the door body does not exist, and the door body is convenient to walk. However, for some factors of limited application field environments, the sliding type protective door is not suitable for being adopted, and only one end of the sliding type protective door is fixed on a wall body by adopting a hinge seat and rotates along with a hinge shaft. If the protective door is large, the other end of the protective door needs to bear large self-gravity and is inconvenient to open, so that the door opening device which can not only provide enough power for the protective door, but also bear the self-gravity of the door body is particularly important.
Disclosure of Invention
The utility model aims to: the utility model discloses a door opening device for a large vertical rotary type protective door, which provides a load matched with the weight of the protective door for the door opening device through an oil cylinder, plays a role in balancing and supporting the whole protective door, and realizes continuous opening and closing movements of the protective door by driving a bearing wheel through a motor in the door opening device to generate friction with a ground track through the bearing wheel.
The technical scheme is as follows: in order to achieve the above purpose, the present utility model adopts the following technical scheme:
the door opening device for the large vertical rotary type protective door comprises an oil cylinder assembly, a disc spring core rod assembly, a wheel bracket, a bearing wheel and a motor, wherein the oil cylinder assembly is fixed in an oil cylinder seat, and the working end surface of the oil cylinder assembly adopts a spherical joint; a cushion block is additionally arranged between the spherical joint and the disc spring core rod assembly; the disc spring core rod cover plate of the bottom end surface of the disc spring core rod assembly is fixed with the bearing wheel bracket; a plurality of groups of disc springs with the same specification are arranged among the disc spring core rod assemblies; an upper dust cover and a lower dust cover are respectively arranged on the upper part and the lower part of the periphery of the belleville spring; two groups of bearing seats and bearing wheels are arranged in the bearing wheel bracket; the bearing wheel is connected with the motor through a wheel shaft and drives the bearing wheel; the motor is connected with the bearing wheel bracket through a flange. The door opening device assembles the oil cylinder assembly, the bearing wheel, the motor and the like into an integral device, and provides a method for the opening device of large-scale civil air defense equipment.
Furthermore, the working end surface of the oil cylinder assembly adopts a spherical joint, and is embedded in the joint of the cushion block of the oil cylinder assembly and the disc spring core rod assembly, so that the stress direction and the stability of the whole device can be adjusted at any time.
Furthermore, the disc springs arranged among the disc spring core rod assemblies are formed by combining a plurality of groups of disc springs with the same specification in a involutory combination mode.
Furthermore, the bearing wheels are matched with the bearing seat through the wheel shafts and the bearings, and the two ends of the wheel shafts are fixed by locking nuts.
Further, the wheel axle is used for connecting the motor with the bearing wheel and driving the bearing wheel, and the motor is fixedly connected with the wheel bracket through a flange.
Further, the oil cylinder assembly coincides with the central line of the disc spring core rod assembly and the bearing wheel.
Further, the fixed support that the motor contained is fixed on the bearing wheel support, and the hydro-cylinder seat is fixed on the guard gate body.
Further, the upper dust cover and the lower dust cover are staggered with each other.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model provides acting force matched with the weight of the protective door body for the door opening device by compressing the disc spring core rod assembly downwards when the oil cylinder on the door opening device works, and at the moment, the door opening device plays a role in supporting and balancing the acting force on the protective door body. The motor in the starting device drives the bearing wheel to generate friction with the ground through the wheel shaft, and drives and realizes the integral opening and closing of the protective door. The working end of the oil cylinder assembly adopts a spherical joint; therefore, even small-amplitude fluctuation exists in the movement process of the protective door body, the protective door body can play a good balance effect through the spherical joint.
Drawings
Fig. 1 is an external view of a door opener for a large-sized vertically rotating type protective door of the present utility model.
Fig. 2 is an internal structural view of a door opener for a large-sized vertically rotating type protective door according to the present utility model.
Fig. 3 is a partial sectional view of a door opener i for a large-sized vertically-rotated type protective door according to the present utility model.
Fig. 4 is a partial sectional view of a door opener ii for a large-sized vertically rotating type protective door according to the present utility model.
Fig. 5 is a right side view of a door opener for a large-sized vertically rotating type protective door according to the present utility model.
Fig. 6 is a schematic view of an example of a large vertical hinged door according to the present utility model.
Detailed Description
Referring to fig. 1 to 6, the utility model discloses a door opening device for a large vertical rotation type protective door, which comprises an oil cylinder assembly 2, a disc spring core rod assembly 4, a bearing wheel bracket 9, a bearing wheel 10 and a motor 19, wherein the oil cylinder assembly 2 is fixed in an oil cylinder seat 1, and the working end of the oil cylinder assembly 2 adopts a spherical joint 22; a cushion block 3 is additionally arranged between the spherical joint 22 and the disc spring core rod assembly 4; the disc spring core rod cover plate 8 of the bottom end surface of the disc spring core rod assembly 4 is fixed with the bearing wheel bracket 9; a plurality of groups of disc springs 7 with the same stipulation are arranged in the disc spring core rod assembly 4; an upper dust cover 5 and a lower dust cover 6 are respectively arranged at the upper and lower parts of the periphery of the belleville spring 7; two groups of bearing seats 11 and bearing wheels 10 are arranged in the bearing wheel bracket 9; the bearing wheel 10 is connected with a motor 19 through a wheel shaft 13 and drives the bearing wheel 10; the motor 19 is connected with the bearing wheel bracket 9 through a flange 19.
The spherical joint 22 is adopted at the joint of the oil cylinder assembly 2 and the butterfly spring core rod assembly 4, so that the direction of the whole device can be effectively dynamically adjusted at any time in the walking process and the whole balance can be maintained. The butterfly spring 7 in the butterfly spring core rod assembly 4 adopts the same specification and is assembled in a involution combination mode; the upper dust cover 5 and the lower dust cover 6 are staggered, and when the belleville springs 7 deform under the action of load, the lower dust cover 6 can be retracted into the upper dust cover 5, and the two cannot interfere with each other. 2 groups of bearing seats 11 are assembled in the bearing wheel bracket 9, and the outer sides of the bearing seats are sealed by outer blank caps 12; 4 groups of bearings 15 are arranged between the bearing seat 11 and the wheel axle 13, and the outer port of the wheel axle 13 is fixed by a lock nut; a fixed sleeve 17 and an inner transparent cover 16 are sleeved between the bearing 15 and the bearing wheel 10; the bearing housing 11 near the motor 19 is connected via the wheel axle 13 and is fastened at both ends by means of flanges 18.
Fig. 6 shows an application of the present utility model, in which the protection door body 21 is fixed by the hinge base 30. In the case of the open-area vertically-pivoted door opening, such a door opening device 40 is required, and the entire door opening device 40 is fixed to the protective door body 21. During operation, the disc spring core rod assembly 4 is compressed downwards through the oil cylinder seat 1, so that acting force for balancing and supporting the protective door body 21 is provided for the door opening device 40; the restarting motor 19 can drive the bearing wheel 10 to rub against the ground through the wheel shaft 13, so that the integral opening and closing movement of the protective door 21 is realized.
There are many ways in which the utility model may be embodied, and the above description is only of a preferred embodiment of the utility model. It should be noted that modifications can be made by those skilled in the art without departing from the principles of the present utility model, which modifications are also to be considered as being within the scope of the present utility model. The components not explicitly described in this embodiment can be implemented by using the prior art.
Claims (8)
1. A door opener for large-scale upright rotary type guard gate, its characterized in that: the device comprises an oil cylinder assembly, a disc spring core rod assembly, a wheel bracket, a bearing wheel and a motor, wherein the oil cylinder assembly is fixed in an oil cylinder seat, and the working end surface of the oil cylinder assembly adopts a spherical joint; a cushion block is additionally arranged between the spherical joint and the disc spring core rod assembly; the disc spring core rod cover plate of the bottom end surface of the disc spring core rod assembly is fixed with the bearing wheel bracket; a plurality of groups of disc springs with the same specification are arranged among the disc spring core rod assemblies; an upper dust cover and a lower dust cover are respectively arranged on the upper part and the lower part of the periphery of the belleville spring; two groups of bearing seats and bearing wheels are arranged in the bearing wheel bracket; the bearing wheel is connected with the motor through a wheel shaft and drives the bearing wheel; the motor is connected with the bearing wheel bracket through a flange.
2. A door opener for a large vertically rotating guard door as claimed in claim 1, wherein: the working end face of the oil cylinder assembly adopts a spherical joint, and is embedded in the joint of the cushion block of the oil cylinder assembly and the disc spring core rod assembly.
3. A door opener for a large vertically rotating guard door as claimed in claim 2, wherein: the disc springs arranged among the disc spring core rod assemblies are formed by combining a plurality of groups of disc springs with the same specification in a involution combination mode.
4. A door opener for a large vertically rotating guard door as claimed in claim 1, wherein: the bearing wheels are matched with the bearing seats through the wheel shafts and the bearings, and the two ends of the wheel shafts are fixed by locking nuts.
5. A door opener for a large vertically rotating guard door as claimed in claim 1, wherein: the wheel axle connects the motor with the bearing wheel, and the motor is fixedly connected with the wheel bracket through a flange.
6. A door opener for a large vertically rotating guard door as claimed in claim 1, wherein: the oil cylinder assembly is overlapped with the central line of the disc spring core rod assembly and the bearing wheel.
7. A door opener for a large vertically rotating guard door as claimed in claim 1, wherein: the fixed support that the motor contained is fixed in on the bearing wheel support, and the hydro-cylinder seat is fixed in on the guard gate body.
8. A door opener for a large vertically rotating guard door as claimed in claim 1, wherein: the upper dust cover and the lower dust cover are staggered with each other.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2022228013905 | 2022-10-24 | ||
| CN202222801390 | 2022-10-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220705542U true CN220705542U (en) | 2024-04-02 |
Family
ID=90442770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322164406.0U Active CN220705542U (en) | 2022-10-24 | 2023-08-12 | Door opening device for large vertical rotary type protective door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220705542U (en) |
-
2023
- 2023-08-12 CN CN202322164406.0U patent/CN220705542U/en active Active
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