CN209369578U - A kind of access lock middle part transmission case - Google Patents
A kind of access lock middle part transmission case Download PDFInfo
- Publication number
- CN209369578U CN209369578U CN201821447526.4U CN201821447526U CN209369578U CN 209369578 U CN209369578 U CN 209369578U CN 201821447526 U CN201821447526 U CN 201821447526U CN 209369578 U CN209369578 U CN 209369578U
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- Prior art keywords
- transmission shaft
- speed reducer
- outside
- access lock
- handwheel
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Abstract
The utility model provides a kind of access lock middle part transmission case, it includes box assembly, and the box assembly includes: outer upper transmission shaft, outside handwheel, inside handwheel, inside upper part transmission shaft, outer lower portion transmission shaft, lower inside transmission shaft, outside speed reducer, outside intermediate propeller shaft, inside intermediate propeller shaft and inside speed reducer.Transmission case in the middle part of access lock provided by the utility model, may be implemented the opening and closing of access lock outside closed door, inner seal door.
Description
Technical field
The utility model relates to nuclear reactor safety shell systems, and in particular to a kind of access lock middle part transmission case.
Background technique
General nuclear reactor all configures containment system, during accidental conditions, misoperation operating condition and accident
During operating condition, the integrality and leakproofness of containment pressure boundary are kept, leaking for radioactive substance is prevented.And access lock is made
For the important component of nuclear reactor safety shell pressure boundary, identical functional requirement is taken.And middle part transmission case is personnel
The chief component of gate realization function.
Utility model content
The utility model in view of the deficiencies of the prior art, proposes a kind of access lock middle part transmission case.
Transmission case in the middle part of access lock provided by the utility model, including box assembly, the box assembly include: outside
It is upper transmission axis, outside handwheel, inside handwheel, inside upper part transmission shaft, outer lower portion transmission shaft, lower inside transmission shaft, outer
Side speed reducer, outside intermediate propeller shaft, inside intermediate propeller shaft and inside speed reducer；Wherein, the input of the inside speed reducer
End is connect with the inside handwheel, and one end output and the inside upper part of the inside speed reducer are driven axis connection, described interior
The other end output of side speed reducer is connected with the middle inside transmission shaft, the middle inside transmission shaft and the outer lower portion
Transmission shaft driven connection, the input terminal of the outside speed reducer are connect with the outside handwheel, one end of the outside speed reducer
Output is driven axis connection, other end output and the outer middle side part transmission shaft phase of the outside speed reducer with the outer upper
Even, the outer middle side part transmission shaft is connect with the lower inside transmission shaft driven.
Preferably, further include sprocket wheel, the sprocket wheel is mounted on the middle inside transmission shaft, and by chain with it is described
The connection of outer lower portion transmission shaft driven.
Preferably, further include sprocket wheel, the sprocket wheel is mounted on the outer middle side part transmission shaft, and by chain with it is described
The connection of lower inside transmission shaft driven.
It preferably, further include tensioning apparatus, the tensioning apparatus is connect to be tensioned the chain with the chain.
Compared with prior art, the utility model has the following beneficial effects:
1, transmission case in the middle part of access lock provided by the utility model, may be implemented access lock outside closed door, inside
The opening and closing of hermatic door.
2, it is defeated to be spatially converted into top by transmission case in the middle part of access lock provided by the utility model for lower part input
Out, personnel's operating gate is made to be more in line with the requirement of ergonomics.
3, transmission case in the middle part of access lock provided by the utility model, space structure compact layout, suitable for small-sized people
Member's gate.It is top output the power-conversion of lower part input, operation is made to meet base of principle of human engineering.The deceleration utensil of arrangement
There are deceleration and turning function, is suitable for the transmission of large torque.
Detailed description of the invention
Fig. 1 is transmission case schematic diagram in the middle part of the access lock for meeting the preferred embodiment in the utility model.
Fig. 2 is another angle schematic diagram of transmission case in the middle part of the access lock for meeting the preferred embodiment in the utility model.
Fig. 3 is another angle schematic diagram of transmission case in the middle part of the access lock for meeting the preferred embodiment in the utility model.
Wherein, 1, outer upper transmission shaft 2, outside handwheel 3, box assembly 4, inside handwheel 5, inside upper part transmission
Axis 6, outer lower portion transmission shaft 7, lower inside transmission shaft 8, outer side speed reducer 9, outside intermediate propeller shaft 10, in inside
Between transmission shaft 11,12 sprocket wheel chain 13 of interior side speed reducer, tensioning apparatus
Specific embodiment
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing and have
Body embodiment is described in further detail the utility model.
An embodiment of the present invention provides transmission case in the middle part of a kind of access lock, mainly by outer upper transmission shaft 1,
Outside handwheel 2, box assembly 3, inside handwheel 4, inside upper part transmission shaft 5, outer lower portion transmission shaft 6, lower inside transmission shaft
7, outer side speed reducer 8, outside intermediate propeller shaft 9, inside intermediate propeller shaft 10, interior side speed reducer 11, sprocket wheel chain 12, tensioning dress
Set 13 equal compositions.Cabinet provides support for entire transmission device.Tensioning apparatus is tensioned chain.
Outside speed reducer input terminal connection outside handwheel, the output of speed reducer one end is connected with outer upper transmission shaft, another
End output is connected with outer middle side part transmission shaft, and sprocket wheel is equipped on outer middle side part transmission shaft, and sprocket wheel drives chain, transmits power to
Lower inside transmission shaft, then power is passed by lower inside transmission shaft, reverse drive power path is exactly the opposite.Inside
Speed reducer input terminal connection inside handwheel, the output of speed reducer one end are connected with inside upper part transmission shaft, other end output and inside
Middle part transmission shaft is connected, and sprocket wheel is equipped on middle inside transmission shaft, and sprocket wheel drives chain, transmits power to outer lower portion transmission
Axis, then power is passed by outer lower portion transmission shaft, reverse drive power is exactly the opposite.Cabinet is that entire transmission device mentions
Support is supplied.Tensioning apparatus is tensioned chain.
Compared with prior art, the present embodiment has the advantages that
1, transmission case in the middle part of access lock provided by the utility model, may be implemented access lock outside closed door, inside
The opening and closing of hermatic door.
2, it is defeated to be spatially converted into top by transmission case in the middle part of access lock provided by the utility model for lower part input
Out, personnel's operating gate is made to be more in line with the requirement of ergonomics.
3, transmission case in the middle part of access lock provided by the utility model, space structure compact layout, suitable for small-sized people
Member's gate.It is top output the power-conversion of lower part input, operation is made to meet base of principle of human engineering.The deceleration utensil of arrangement
There are deceleration and turning function, is suitable for the transmission of large torque.
Those skilled in the art can use different methods to achieve the described function each specific application, but
It is this realize it is not considered that beyond the scope of the utility model.
Obviously, it is practical new without departing from this can to carry out various modification and variations to utility model by those skilled in the art
The spirit and scope of type.If in this way, these modifications and variations of the present invention belong to the utility model claims and its
Within the scope of equivalent technologies, then the utility model is also intended to including these modification and variations.
Claims (4)
1. transmission case in the middle part of a kind of access lock, which is characterized in that including box assembly, the box assembly includes:
Outer upper transmission shaft, outside handwheel, inside handwheel, inside upper part transmission shaft, outer lower portion transmission shaft, lower inside pass
Moving axis, outside speed reducer, outside intermediate propeller shaft, inside intermediate propeller shaft and inside speed reducer；Wherein, the inside speed reducer
Input terminal connect with the inside handwheel, the output of one end of the inside speed reducer is driven axis connection with the inside upper part,
The inside speed reducer the other end output is connected with the middle inside transmission shaft, the middle inside transmission shaft with it is described outside
The connection of side lower part transmission shaft driven, the input terminal of the outside speed reducer are connect with the outside handwheel, the outside speed reducer
One end output be driven axis connection with the outer upper, other end output and the outer middle side part of the outside speed reducer pass
Moving axis is connected, and the outer middle side part transmission shaft is connect with the lower inside transmission shaft driven.
2. transmission case in the middle part of access lock as described in claim 1, which is characterized in that it further include sprocket wheel, the sprocket wheel installation
It is connect on the middle inside transmission shaft, and through chain with the outer lower portion transmission shaft driven.
3. transmission case in the middle part of access lock as described in claim 1, which is characterized in that it further include sprocket wheel, the sprocket wheel installation
It is connect on the outer middle side part transmission shaft, and through chain with the lower inside transmission shaft driven.
4. transmission case in the middle part of access lock as claimed in claim 2 or claim 3, which is characterized in that it further include tensioning apparatus, described
Tight device is connect to be tensioned the chain with the chain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821447526.4U CN209369578U (en) | 2018-09-04 | 2018-09-04 | A kind of access lock middle part transmission case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821447526.4U CN209369578U (en) | 2018-09-04 | 2018-09-04 | A kind of access lock middle part transmission case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209369578U true CN209369578U (en) | 2019-09-10 |
Family
ID=67823470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821447526.4U Active CN209369578U (en) | 2018-09-04 | 2018-09-04 | A kind of access lock middle part transmission case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209369578U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109025605A (en) * | 2018-09-04 | 2018-12-18 | 上海核工程研究设计院有限公司 | A kind of access lock middle part transmission case |
-
2018
- 2018-09-04 CN CN201821447526.4U patent/CN209369578U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109025605A (en) * | 2018-09-04 | 2018-12-18 | 上海核工程研究设计院有限公司 | A kind of access lock middle part transmission case |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 29 Hong Cao Road, Xuhui District, Shanghai Patentee after: Shanghai Nuclear Engineering Research and Design Institute Co.,Ltd. Address before: No. 29 Hong Cao Road, Xuhui District, Shanghai Patentee before: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |