CN104153660B - Personnel airlock locking mechanism - Google Patents
Personnel airlock locking mechanism Download PDFInfo
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- CN104153660B CN104153660B CN201410334572.3A CN201410334572A CN104153660B CN 104153660 B CN104153660 B CN 104153660B CN 201410334572 A CN201410334572 A CN 201410334572A CN 104153660 B CN104153660 B CN 104153660B
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- gear
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- door bolt
- shaft
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Abstract
The invention relates to a personnel airlock locking mechanism. The personnel airlock locking mechanism comprises a gear mechanism which is connected with external driving equipment and a door bolt mechanism, wherein the door bolt mechanism comprises two door bolts, and the two door bolts are arranged on two sides of the gear mechanism, respectively, and are driven to synchronously move by the gear mechanism; a limiting mechanism for limiting back-and-forth positions of the door bolts is arranged on the gear mechanism; the gear mechanism is further connected with an indicator mechanism. The personnel airlock locking mechanism is simple and compact in structure and small in occupying space and can be used for locking and unlocking the door bolts by virtue of relatively small driving force.
Description
Technical field
The invention belongs to the structure-design technique of access lock system is and in particular to a kind of personnel gate locking device.
Background technology
The major function of access lock is that permission personnel safely pass in and out safety during Nuclear Power Station, operation and shutdown
Shell, and do not damage the sealing property of containment.For this reason, access lock is designed to two pass door body structure, every sect have a set of
Locking device opens the door (closing the door) to ensure access lock.Existing personnel gate locking device mostly complex structure, operating efficiency
Not high it is therefore desirable to a kind of simple and compact personnel gate locking device of structure of otherwise designed.
Content of the invention
For the needs of the deficiencies in the prior art and practical application, it is an object of the invention to provide a kind of structure
Simple and compact personnel gate locking device.
Technical scheme is as follows: a kind of personnel gate locking device, including be connected with external drive equipment
Gear mechanism, described gear mechanism is connected with door bolt mechanism；Described door bolt mechanism includes two and is separately positioned on gear mechanism
The door bolt of both sides, is synchronized with the movement in two door bolts driving Xiamen pin mechanism of gear mechanism；Described gear mechanism is provided with
Come and go the position-limit mechanism of position for limiting door bolt；Described gear mechanism is also connected with indicator means.
Further, personnel gate locking device as above, wherein, described gear mechanism includes setting with external drive
The standby first gear axle being connected, described first gear axle is nibbled with the gear wheel phase being relatively large in diameter being arranged on intermediate gear shaft
Close, the less shaft gear of diameter of described intermediate gear shaft with first axle setting gear be meshed, described gear and
The door bolt of side is connected；In described first axle, the lower gear of setting is meshed with linkage gear, described linkage gear and two
One end of drag link mechanism is connected, and the two of the other end difference lower equalizer bar on the second axle for the connect setting of two drag link mechanisms
End, the upper equalizer bar being arranged on the second axle is connected with the door bolt of opposite side.
Further, personnel gate locking device as above, wherein, described door bolt mechanism includes being arranged on support
Axle sleeve, door bolt passes through axle sleeve can sliding in axle sleeve.
Further, personnel gate locking device as above, wherein, described linkage gear is arranged on by bearing
On one gear shaft, linkage gear can rotate around first gear axle.
Further, personnel gate locking device as above, wherein, described position-limit mechanism includes two and is arranged on institute
State the limited support of linkage gear side, each limited support is provided with adjustment bolt, limit linkage by adjusting adjustment bolt
The rotational angle of gear, and then limit the round position of door bolt.
Further, personnel gate locking device as above, wherein, described indicator means include indicator shaft and
It is arranged on the indicator gear wheel in indicator shaft, described indicator gear wheel and the indicator sliding tooth being arranged on first gear axle
Wheel is meshed, and described indicator shaft drives pointer to show the locking state of door bolt.
Further, personnel gate locking device as above, wherein, described gear mechanism also includes setting with external drive
Standby the second drive shaft being connected, described second drive shaft and first gear axle be arranged in parallel, through in two drag link mechanisms
Between space, for controlling another locking device；It is fixed on another indicator driving gear drives in the second drive shaft another
Individual indicator gear wheel drives another indicator shaft to rotate and then drives another pointer to show the locking state of opposite side door bolt.
Further, personnel gate locking device as above, wherein, the cooperation between each gear and corresponding axle is adopted
Use expansion sleeve.
Beneficial effects of the present invention are as follows: it is same that access lock retaining mechanism provided by the present invention is capable of two door bolts
Step motion locking door body, and reduce the driving force of drive mechanism by gear mechanism, by position-limit mechanism mechanical restriction door bolt
Round position, by indicator means show in flood tide gate locking state.Present configuration is simple, compact, is taken up space
Little, locking and the unblock of door bolt can be driven using less driving.
Brief description
Fig. 1 is a kind of structural representation of present invention access lock retaining mechanism；
Fig. 2 is the structural representation of gear mechanism；
Fig. 3 is the structural representation of door bolt mechanism；
Fig. 4 is the structural representation of position-limit mechanism；
Fig. 5 is the structural representation of indicator means.
In figure, 1. support, 2. axle sleeve, 3. door bolt, 4. first gear axle, 5. gear wheel, 6. intermediate gear shaft, 7. go up tooth
Wheel, 8. first axle, 9. lower gear, 10. linkage gear, 11. drag link mechanisms, 12. time equalizer bars, 13. second axles, balance on 14.
Beam, 15. limited supports, 16. adjustment bolts, 17. second drive shafts, 18. indicator gear wheel, 19. indicator shaft, 20. indicators
Driving gear, 21, bearing.
Specific embodiment
With reference to the accompanying drawings and examples the present invention is described in detail.
A kind of personnel gate locking device provided by the present invention, mainly includes 4 functional entities, gear mechanism, door bolt
Mechanism, position-limit mechanism and indicator means.Gear mechanism is connected with external drive equipment and door bolt mechanism, external drive equipment
By gear mechanism synchronization driving gate pin mechanism；Described door bolt mechanism is follower, is separately positioned on gear mechanism including two
The door bolt of structure both sides, is synchronized with the movement in two door bolts driving Xiamen pin mechanism of gear mechanism；Described gear mechanism sets
Put the position-limit mechanism coming and going position for limiting door bolt；Described gear mechanism is also connected with indicator means, indicator means
Being connected with point gear, driving needle pivot to rotate thus driving indicators turn to realize the display of locking state by gear mechanism.
The population structure of personnel gate locking device is as shown in Figure 1.
In structure shown in Fig. 1, the gear mechanism of the present invention include two first gear axles 4 arranged in parallel,
Two drive shafts 17, first gear axle 4 controls works as front locking device, and the second drive shaft 17 controls another locking device, and (in figure is not
Draw).Two gear shafts are connected with external drive equipment respectively.Second drive shaft passes through when two pull bars of front locking device
The intermediate gaps of mechanism 11, make integrally-built arrangement compacter.Another locking device that second drive shaft 17 controls
Concrete structure refers to work as front locking device.
As shown in Fig. 2 gear mechanism includes the first gear axle 4 being connected with external drive equipment, described first gear
Axle 4 is meshed with the gear wheel 5 being relatively large in diameter being arranged on intermediate gear shaft 6, and the diameter of described intermediate gear shaft 6 is less
Shaft gear is meshed with the gear 7 of setting in first axle 8, and described gear 7 is connected with the door bolt of side；Described first axle
On 8, the lower gear 9 of setting is meshed with linkage gear 10, and described linkage gear 10 is connected with one end of two drag link mechanisms 11
Connect, the two ends of the other end of two drag link mechanisms 11 lower equalizer bar 12 on the second axle 13 for the connect setting respectively, be arranged on the
Upper equalizer bar 14 on two axles 13 is connected with the door bolt of opposite side.Wherein, drag link mechanism 11 is by two threads (left side
Rotation a, dextrorotation), thread adapter (one, two ends screw thread is left-handed, a dextrorotation) and nut form.
In operation, two kinds of functions realized by gear mechanism: change gear ratio and change into greatly less driving torque
Driving force；Realize being synchronized with the movement of two door bolts.As shown in Fig. 2 external drive equipment passes through first gear axle 4, gear
5th, the gear 7 of intermediate gear shaft 6 and first axle 8 achieves the function of changing gear ratio.By the gear 7 of first axle 8,
One axle 8, the lower gear 9 of first axle, linkage gear 10, drag link mechanism 11, the lower equalizer bar 12 of the second axle 13 achieve the second axle
13 and upper equalizer bar 14 rotated round about with identical rotating speed, it is achieved thereby that the synchronous door bolt mechanism driving both sides.On
The fixation stating structure middle gear with axle is to transmit larger torque using expansion sleeve, by two in rotating rod mechanism 11
Individual thread adapter achieves synchronous regulatory function, and linkage gear 10 is rotated around first gear axle 4 by bearing 21.
As shown in figure 3, door bolt mechanism includes the axle sleeve 2 being arranged on support 1, door bolt 3 passes through axle sleeve 2 can be in axle sleeve
Slide in 2.
In operation, totally two sets of door bolt mechanism, function is to maintain the axially-movable of door bolt, can be relatively by axle sleeve 2
Less friction acts on.
As shown in figure 1, position-limit mechanism includes two limited supports 15 being arranged on described linkage gear 10 side, each limit
Position support 15 is provided with adjustment bolt 16, and concrete structure is shown in Fig. 4, limits the rotation of linkage gear 10 by adjusting adjustment bolt 16
Angle, and then limit the round position of door bolt 3.
In operation, it is provided with Liang Tao mechanical position limitation mechanism as shown in Figure 4 to pass through to limit linkage gear 10 and then limit
The extreme position of pivot pin mechanism processed, can adjust extreme position by adjusting adjustment bolt 16.
As shown in figure 5, indicator means include indicator shaft 19 and the indicator gear wheel 18 being arranged in indicator shaft 19,
Described indicator gear wheel 18 is meshed with the indicator driving gear 20 being arranged on first gear axle 4, described indicator shaft 19
Pointer is driven to show the locking state of door bolt.Due to being additionally provided with the second drive shaft paralleled with first gear axle 4 in the present invention
17, the second drive shaft 17 is equally connected with nested structure identical indicator means.It is fixed in the second drive shaft 17 another
Indicator driving gear 20 drives another indicator gear wheel 18 to drive another indicator shaft 19 to rotate and then drive another
Pointer shows the locking state of opposite side door bolt.
In operation, as shown in figure 5, passing through first gear axle 4, indicator driving gear 20, indicator gear wheel 18
To drive pointer can show when the locking state of front locking device door bolt with indicator shaft 19；By the second drive shaft 17, refer to
Show that device driving gear 20, indicator gear wheel 18 and indicator shaft 19 drive pointer can show the door bolt shape of another locking device
State.
Obviously, those skilled in the art can carry out the various changes and modification essence without deviating from the present invention to the present invention
God and scope.So, if these modifications to the present invention and modification belong to the model of the claims in the present invention and its equivalent technology
Within enclosing, then the present invention is also intended to comprise these changes and modification.
Claims (7)
1. a kind of personnel gate locking device, including the gear mechanism being connected with external drive equipment, described gear mechanism with
Door bolt mechanism is connected, and described door bolt mechanism includes two door bolts being separately positioned on gear mechanism both sides, in gear mechanism
Drive two door bolts of Xiamen pin mechanism to be synchronized with the movement it is characterised in that: described gear mechanism includes and external drive equipment
The first gear axle (4) being connected, described first gear axle (4) be arranged on intermediate gear shaft (6) be relatively large in diameter big
Gear (5) is meshed, the less shaft gear of diameter of described intermediate gear shaft (6) upper gear (7) arranging with first axle (8)
It is meshed, described gear (7) is connected with the door bolt of side；The lower gear (9) of the upper setting of described first axle (8) and linkage tooth
Wheel (10) is meshed, and described linkage gear (10) is connected with one end of two drag link mechanisms (11), two drag link mechanisms (11)
The other end respectively lower equalizer bar (12) on the second axle (13) for the connect setting two ends, be arranged on upper on the second axle (13)
Equalizer bar (14) is connected with the door bolt of opposite side；Described gear mechanism is provided with and comes and goes the spacing of position for limiting door bolt
Mechanism；Described gear mechanism is also connected with indicator means.
2. personnel gate locking device as claimed in claim 1 it is characterised in that: described door bolt mechanism includes being arranged on
Axle sleeve (2) on frame (1), door bolt (3) passes through axle sleeve (2) and can slide in axle sleeve (2).
3. personnel gate locking device as claimed in claim 1 it is characterised in that: described linkage gear (10) pass through bearing
(21) it is arranged on first gear axle (4), linkage gear (10) can rotate around first gear axle (4).
4. the personnel gate locking device as described in claim 1 or 3 it is characterised in that: described position-limit mechanism includes two
It is arranged on the limited support (15) of described linkage gear (10) side, each limited support (15) is provided with adjustment bolt (16),
Limit the rotational angle of linkage gear (10) by adjusting adjustment bolt (16), and then limit the round position of door bolt (3).
5. personnel gate locking device as claimed in claim 1 it is characterised in that: described indicator means include indicator
Axle (19) and the indicator gear wheel (18) being arranged in indicator shaft (19), described indicator gear wheel (18) be arranged on the first tooth
Indicator driving gear (20) on wheel shaft (4) is meshed, and described indicator shaft (19) drives pointer to show the locking shape of door bolt
State.
6. the personnel gate locking device as described in claim 1 or 5 it is characterised in that: described gear mechanism also include with outward
The second drive shaft (17) that portion's driving equipment is connected, described second drive shaft (17) and first gear axle (4) be arranged in parallel, wear
Cross the intermediate gaps of two drag link mechanisms (11), for controlling another locking device；It is fixed on the second drive shaft (17) upper another
One indicator driving gear (20) drive another indicator gear wheel (18) to drive another indicator shaft (19) to rotate and then
Another pointer is driven to show the locking state of opposite side door bolt.
7. the personnel gate locking device as described in claim 1 or 5 it is characterised in that: between each gear and corresponding axle
Cooperation adopt expansion sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410334572.3A CN104153660B (en) | 2014-07-14 | 2014-07-14 | Personnel airlock locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410334572.3A CN104153660B (en) | 2014-07-14 | 2014-07-14 | Personnel airlock locking mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104153660A CN104153660A (en) | 2014-11-19 |
| CN104153660B true CN104153660B (en) | 2017-01-18 |
Family
ID=51879273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410334572.3A Active CN104153660B (en) | 2014-07-14 | 2014-07-14 | Personnel airlock locking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104153660B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109610958B (en) * | 2018-11-27 | 2023-12-01 | 无锡海核装备科技有限公司 | Personnel gate interlocking mechanism |
| CN109958376B (en) * | 2019-04-04 | 2020-12-22 | 岭东核电有限公司 | Nuclear power station air lock gate transmission equipment |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5726238Y2 (en) * | 1977-12-27 | 1982-06-07 | ||
| JPS5832855U (en) * | 1981-08-28 | 1983-03-03 | 株式会社イト−キ東光製作所 | Interlock door lock mechanism |
| CN101717846A (en) * | 2009-11-12 | 2010-06-02 | 大连宝原核设备有限公司 | Personnel air lock automatic control system |
| CN103147647A (en) * | 2013-03-08 | 2013-06-12 | 大连宝原核设备有限公司 | Personnel gate transmission case based on sheave transmission |
| CN103670071A (en) * | 2013-12-31 | 2014-03-26 | 山东核电设备制造有限公司 | Interlocking clutch device of containment personnel airlock transmission mechanism |
| CN203531603U (en) * | 2013-09-12 | 2014-04-09 | 中国核电工程有限公司 | Personnel air lock drive mechanism |
| CN103758417A (en) * | 2014-01-27 | 2014-04-30 | 山东核电设备制造有限公司 | Personnel gate lock device for containment |
| CN204081752U (en) * | 2014-07-14 | 2015-01-07 | 中国核电工程有限公司 | A kind of access lock locking device |
-
2014
- 2014-07-14 CN CN201410334572.3A patent/CN104153660B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5726238Y2 (en) * | 1977-12-27 | 1982-06-07 | ||
| JPS5832855U (en) * | 1981-08-28 | 1983-03-03 | 株式会社イト−キ東光製作所 | Interlock door lock mechanism |
| CN101717846A (en) * | 2009-11-12 | 2010-06-02 | 大连宝原核设备有限公司 | Personnel air lock automatic control system |
| CN103147647A (en) * | 2013-03-08 | 2013-06-12 | 大连宝原核设备有限公司 | Personnel gate transmission case based on sheave transmission |
| CN203531603U (en) * | 2013-09-12 | 2014-04-09 | 中国核电工程有限公司 | Personnel air lock drive mechanism |
| CN103670071A (en) * | 2013-12-31 | 2014-03-26 | 山东核电设备制造有限公司 | Interlocking clutch device of containment personnel airlock transmission mechanism |
| CN103758417A (en) * | 2014-01-27 | 2014-04-30 | 山东核电设备制造有限公司 | Personnel gate lock device for containment |
| CN204081752U (en) * | 2014-07-14 | 2015-01-07 | 中国核电工程有限公司 | A kind of access lock locking device |
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| Publication number | Publication date |
|---|---|
| CN104153660A (en) | 2014-11-19 |
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