CN109629946A - A kind of access lock driving mechanism based on cam drive - Google Patents
A kind of access lock driving mechanism based on cam drive Download PDFInfo
- Publication number
- CN109629946A CN109629946A CN201811411799.8A CN201811411799A CN109629946A CN 109629946 A CN109629946 A CN 109629946A CN 201811411799 A CN201811411799 A CN 201811411799A CN 109629946 A CN109629946 A CN 109629946A
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- cam
- gear
- cabinet
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- groove
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- 230000007246 mechanism Effects 0.000 title claims abstract description 39
- 230000033001 locomotion Effects 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000011065 in-situ storage Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 210000003464 cuspid Anatomy 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F11/00—Man-operated mechanisms for operating wings, including those which also operate the fastening
- E05F11/54—Man-operated mechanisms for operating wings, including those which also operate the fastening for doors
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/0013—Followers; Bearings therefor
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B3/00—Fastening knobs or handles to lock or latch parts
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2201/00—Constructional elements; Accessories therefor
- E05Y2201/60—Suspension or transmission members; Accessories therefor
- E05Y2201/622—Suspension or transmission members elements
- E05Y2201/638—Cams; Ramps
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2201/00—Constructional elements; Accessories therefor
- E05Y2201/60—Suspension or transmission members; Accessories therefor
- E05Y2201/622—Suspension or transmission members elements
- E05Y2201/71—Toothed gearing
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2999/00—Subject-matter not otherwise provided for in this subclass
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The present invention relates to nuclear plant safety shell systems, the access lock driving mechanism specifically based on cam drive.It includes cabinet, there is gear axis and lower tooth wheel shaft on cabinet, has upper handwheel on gear axis, there is lower handwheel on lower tooth wheel shaft.There is locking latch on the side wall of cabinet, there is the push rod being vertically arranged and unlocking gear shaft at the top of cabinet.Its main feature is that having shaft in the cabinet of gear axis and lower gear between centers, the first cam, the second cam, third cam and the 4th cam are disposed in shaft.Being located in the box body on locking latch one end has the first connecting shaft, and being located in the box body on push rod one end has the second connecting shaft.There is rack gear between first cam and the second cam in corresponding cabinet, rack gear one end is fixed with third connecting shaft.Gear axis is connected by gear drive with the first cam, and the first cam and lower gear between centers have mutual interlocking gear.The structure of the driving mechanism is simple, the space occupied is smaller, and reliability is stronger.
Description
Technical field
The present invention relates to nuclear plant safety shell systems, specifically for drive access lock switch based on cam drive
Access lock driving mechanism.
Background technique
Currently, there are two types of the access lock driving mechanisms of nuclear power plant containment shell: a kind of application No. is 201210418786X's
Chinese patent, another kind is application No. is 2013205664495 Chinese patents.
Access lock driving mechanism disclosed in Chinese patent application No. is 201210418786X includes cabinet, driving cog
Take turns train and partial gear train, the partial gear train contain driven partial gear I, driven partial gear II,
Driven partial gear III and active partial gear.The active partial gear and driven partial gear I, it is driven not
Complete gear II, driven partial gear III intermittently engage.The driven partial gear I and its wheel shaft key connecting, the wheel shaft
Upper installing connecting rods I, connecting rod I and the equilibrated valve of access lock are connected.The driven partial gear II be connected with
Connecting rod II, connecting rod II then couple with personnel gate locking device.The driven partial gear III is connected with rack gear, and rack gear is then
It is connected with the bevel gear set of transmission case in the middle part of access lock.This transmission case drives connecting rod using three partial gears respectively
I, connecting rod II and rack movement, each partial gear are required to cooperation wheel shaft and transmission gear, thus, this transmission case needs
Components it is more, structure is complicated, and the space occupied is larger.
Application No. is 2013205664495 Chinese patent disclose a kind of access lock driving mechanism include can make it is continuous
The driving part of rotary motion, the locking member equipped with locking connectivity port, is set the plate member equipped with balanced valve connectivity port
The interlocking elements for having a rotatable parts for rotation connection port and being connected with the plate member.The plate member, lock
Tight component and rotatable parts are arranged around driving part.Plate member, locking member and rotatable parts need in this driving mechanism
It is arranged around driving part, so that available space is smaller, causes the structure size of stressed member smaller, reliability is poor.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of the access lock driving mechanism based on cam drive, the driving
The structure of mechanism is simple, the space occupied is smaller, and reliability is stronger.
To solve the above problems, the following technical schemes are provided:
A kind of access lock driving mechanism based on cam drive of the invention includes cabinet, there is gear axis and lower tooth on cabinet
The both ends of wheel shaft, gear axis and lower tooth wheel shaft both pass through wall box and extend, gear axis and lower tooth wheel shaft and cabinet
Between in rotation shape cooperation, have upper handwheel on an overhanging end of gear axis, have lower handwheel on an overhanging end of lower tooth wheel shaft.Institute
Stating on the side wall of cabinet has horizontally disposed locking latch, there is the push rod being vertically arranged and unlocking gear shaft at the top of cabinet, lock
One end of tight bolt, push rod and unlocking gear shaft is respectively positioned in cabinet, and the other end is respectively positioned on outside cabinet, and locking latch, push rod
In sliding shape cooperation between unlocking gear shaft and cabinet.Its main feature is that having in the gear axis and the cabinet of lower gear between centers
Shaft is disposed with the first cam, the second cam, the in shaft in rotation shape cooperation between the both ends and wall box of shaft
Three cams and the 4th cam, the first cam, the second cam, third cam and the 4th cam are groove cam, the first cam
Groove shapes are identical as the groove shapes of the second cam, and the position of the two groove is opposite, the groove shapes of third cam and the
The groove shapes of four cams are identical, and the position of the two groove is opposite.Being located in the box body on locking latch one end has the first company
Spindle, being located in the box body on push rod one end has the second connecting shaft, and the first connecting shaft and the second connecting shaft are respectively positioned on third cam
Between the groove of the 4th cam.There are horizontally disposed rack gear, rack gear in first cam and corresponding cabinet between the second cam
Cooperate between cabinet in the longitudinal sliding motion shape along rack gear, rack gear one end is fixed with third connecting shaft, and third connecting shaft is located at first
In groove between cam and the second cam, the wheel and rack of the unlocking gear shaft is meshed.First cam is band tooth
Cam, the gear axis are connected by gear drive with the first cam, and the first cam and lower gear between centers have mutual lock machine
Structure.
Wherein, the gear drive includes driving gearshaft, there is gear wheel and pinion gear, canine tooth on driving gearshaft
It takes turns and meshes together with the gear of gear axis, pinion gear and the first cam meshing close.
Groove in the first cam and the second cam is divided into the first arc section and from one head to other end
One gradually opens section, and each position and shaft on the first arc section are equidistant, and first gradually opens in section from itself and the first arc section
Connected one becomes larger at a distance from shaft gradually to other end, and under shutdown state, third connecting shaft is located remotely from first gradually
It opens in the first arc section one of section.Groove on the third cam and the 4th cam is divided into from one head to other end
Second arc section, second gradually open section and third arc section, and each position and shaft on the second arc section are equidistant, and second
It gradually opens and becomes smaller gradually at a distance from be connected from it with the second arc section in section one to other end and shaft, on third arc section
Each position and shaft are equidistant, and under shutdown state, the first connecting shaft is located remotely from the second the second circular arc for gradually opening section
In Duan Yitou, the second connecting shaft is located at the second arc section and second and gradually opens the connecting place of section.
The mutual interlocking gear includes the snap-gauge positioned at the first cam and lower gear between centers, and the snap-gauge is L-shaped, and its vertical part and
The junction of transverse part is hinged on cabinet, is had boss on the side wall of first cam, is led in the cabinet between boss and snap-gauge
To block, there is pilot hole on guide pad, there is pull rod in pilot hole, the upper end of pull rod is connected with boss, the lower end of pull rod and snap-gauge
Transverse part is hinged, there is reset tension spring between the transverse part and cabinet of snap-gauge, the bottom of snap-gauge transverse part one end have extend downwardly it is convex
The position of tooth, double wedge is corresponding with the gear position of lower tooth wheel shaft.
There is eccentric wheel in corresponding cabinet on the inside of the snap-gauge vertical part, the distance of vertical part to the eccentric wheel core wheel of snap-gauge is greater than
The outer edge of eccentric wheel to the minimum value of its core wheel, less than the maximum value of the outer edge in eccentric wheel to its core wheel.The bias
The central axis of wheel passes through wall box and stretches out outside the enclosure, and in rotation shape cooperation between the central axis and cabinet of eccentric wheel, eccentric
Taking turns on the overhanging end of central axis has knob.
There is horizontally disposed guide sleeve in the corresponding cabinet of the rack gear, rack gear one end far from third connecting shaft, which is located at, leads
Into set, and rack gear and guiding inner room are in sliding shape cooperation.
There is sliding sleeve between the locking latch and push rod and cabinet.
The above scheme has the following advantages:
Due to having in the gear shaft and the cabinet of lower gear between centers of the access lock driving mechanism of the invention based on cam drive
Shaft is disposed with the first cam, the second cam, third cam and the 4th cam in shaft, is located in the box body locking and inserts
Pin has the first connecting shaft on one end, and being located in the box body on push rod one end has the second connecting shaft, the first connecting shaft and the second connection
Axis is respectively positioned between third cam and the groove of the 4th cam, there is rack gear, tooth between the first cam and the second cam in corresponding cabinet
One end is fixed with third connecting shaft, and third connecting shaft is in the groove between the first cam and the second cam, unlocking gear shaft
Wheel and rack be meshed, the first cam is band finger cam, and gear axis is connected by gear drive with the first cam,
First cam and lower gear between centers have mutual interlocking gear.This driving mechanism drives the first cam, the second cam, third using shaft
Cam and the rotation of the 4th cam are unlocked or are locked to drive locking latch, push rod and the movement of unlocking gear shaft.It is this
Four cams of driving mechanism share a camshaft, and using toothed first cam as transmission gear, greatly reduce
The quantity of components reduces the occupancy in space so that the structure of entire driving mechanism becomes simple.Moreover, this driving
The first cam, the second cam, third cam and the 4th cam of mechanism are not necessarily to surround driving part (i.e. gear axis and lower gear
Axis) rotation, available space is larger, so that the moderate dimensions of stressed member, reliability are stronger.
Detailed description of the invention
Fig. 1 is that (box portion cuts open for the structural schematic diagram of the access lock driving mechanism of the invention based on cam drive
Except)；
Fig. 2 is the A-A cross-sectional view of Fig. 1；
Fig. 3 is the B-B cross-sectional view of Fig. 1；
Fig. 4 is the access lock driving mechanism schematic perspective view of the invention based on cam drive；
Fig. 5 is that Fig. 4 hides the structural schematic diagram after cabinet.
Specific embodiment
Present invention will be described in further detail below with reference to the accompanying drawings.
As shown in Fig. 1 ~ 5, a kind of access lock driving mechanism based on cam drive of the invention includes cabinet 1, cabinet 1
On have a gear axis 5 and lower tooth wheel shaft 12, the both ends of gear axis 5 and lower tooth wheel shaft 12 both pass through 1 side wall of cabinet and extend,
Cooperate in rotation shape between gear axis 5 and lower tooth wheel shaft 12 and cabinet 1, have upper handwheel 6 on an overhanging end of gear axis 5,
There is lower handwheel 10 on one overhanging end of lower tooth wheel shaft 12.There are horizontally disposed locking latch 14, cabinet on the side wall of the cabinet 1
The push rod 3 and unlocking gear shaft 4 being vertically arranged, the equal position in one end of locking latch 14, push rod 3 and unlocking gear shaft 4 are arranged at 1 top
In in cabinet 1, the other end is respectively positioned on outside cabinet 1, and in cunning between locking latch 14, push rod 3 and unlocking gear shaft 4 and cabinet 1
Dynamic shape cooperation.There are shaft 18, the both ends of shaft 18 and 1 side wall of cabinet in cabinet 1 between the gear axis 5 and lower tooth wheel shaft 12
Between in rotation shape cooperation, be disposed with the first cam 11, the second cam 20, third cam 13 and the 4th cam in shaft 18
15, the first cam 11, the second cam 20, third cam 13 and the 4th cam 15 are groove cam, the groove of the first cam 11
Shape is identical as the groove shapes of the second cam 20, and the position of the two groove is opposite, the groove shapes of third cam 13 and the
The groove shapes of four cams 15 are identical, and the position of the two groove is opposite.Have on 14 one end of locking latch in cabinet 1
One connecting shaft 19 has the second connecting shaft 16, the first connecting shaft 19 and the second connecting shaft 16 on 3 one end of push rod in cabinet 1
It is respectively positioned between third cam 13 and the groove of the 4th cam 15.Corresponding cabinet 1 between first cam 11 and the second cam 20
Inside there is horizontally disposed rack gear 22, cooperates between rack gear 22 and cabinet 1 in the longitudinal sliding motion shape along rack gear 22,22 one end of rack gear is fixed
There is third connecting shaft 21, third connecting shaft 21 is in the groove between the first cam 11 and the second cam 20, the unlocking gear
The wheel and rack 22 of axis 4 is meshed.First cam 11 is band finger cam, and the gear axis 5 passes through gear drive machine
Structure is connected with the first cam 11, has mutual interlocking gear between the first cam 11 and lower tooth wheel shaft 12.
Wherein, the gear drive includes driving gearshaft 17, there is gear wheel 171 and small tooth on driving gearshaft 17
Wheel 172, gear wheel 171 and the gear of gear axis 5 mesh together, and pinion gear 172 is meshed with the first cam 11.
Groove on first cam 11 and the second cam 20 is divided into the first arc section from one head to other end
C1 and first gradually opens a section D1, and each position on the first arc section C1 is equidistant with shaft 18, and first gradually opens on section D1 certainly
Become larger gradually at a distance from its be connected with the first arc section C1 to other end and shaft 18, under shutdown state, third company
Spindle 21 is located remotely from first and gradually opens in the first arc section C1 mono- of section D1.On the third cam 13 and the 4th cam 15
Groove is divided into the second arc section C2 from one head to other end, second gradually opens section D2 and third arc section C3, the second circular arc
Each position and shaft 18 on section C2 are equidistant, and second gradually opens one to be connected with the second arc section C2 on section D2 from it
Becoming smaller gradually at a distance from shaft 18 to other end, each position on third arc section C3 is equidistant with shaft 18,
Under shutdown state, the first connecting shaft 19 is located remotely from second and gradually opens in the second arc section C2 mono- of section D2, the second connecting shaft 16
The connecting place of section D2 is gradually opened positioned at the second arc section C2 and second.
The mutual interlocking gear includes the snap-gauge 9 between the first cam 11 and lower tooth wheel shaft 12, and the snap-gauge 9 is L-shaped, and its
Vertical part and the junction of transverse part are hinged on cabinet 1, there is boss 26, boss 26 and snap-gauge 9 on the side wall of first cam 11
Between cabinet 1 in have guide pad 27, have pilot hole on guide pad 27, there is pull rod 25, the upper end of pull rod 25 and boss in pilot hole
26 are connected, and the lower end of pull rod 25 and the transverse part of snap-gauge 9 are hinged, have reset tension spring 24 between the transverse part and cabinet 1 of snap-gauge 9,
The double wedge 28 extended downwardly is arranged at the bottom of 9 transverse part one end of snap-gauge, and the position of double wedge 28 is corresponding with the gear position of lower tooth wheel shaft 12.
Have eccentric wheel 7 on the inside of 9 vertical part of snap-gauge in corresponding cabinet 1, the vertical part of snap-gauge 9 to 7 core wheel of eccentric wheel away from
From the outer edge greater than eccentric wheel 7 to the minimum value of its core wheel, less than the maximum value of the outer edge in eccentric wheel 7 to its core wheel.
The central axis of the eccentric wheel 7 passes through 1 side wall of cabinet and stretches out outside cabinet 1, and is in turn between the central axis of eccentric wheel 7 and cabinet 1
Dynamic shape cooperates, and has knob 8 on the overhanging end of 7 central axis of eccentric wheel.
There is horizontally disposed guide sleeve 23 in the corresponding cabinet 1 of the rack gear 22, the rack gear 22 far from third connecting shaft 21
One end is located in guide sleeve 23, and in sliding shape cooperation between rack gear 22 and guide sleeve 23.
There is sliding sleeve 2 between the locking latch 14 and push rod 3 and cabinet 1.
In use, the access lock driving mechanism based on cam drive is installed on the on-deck plate of access lock, it will
The push rod 3 of driving mechanism is connected with the equilibrated valve of access lock, by the locking latch 14 of driving mechanism and access lock one
The retaining mechanism at sect is connected, and the unlocking gear shaft 4 of driving mechanism is connected at the sect with access lock, will be under driving mechanism
Gear shaft 12 is connected with the driving mechanism at another sect of access lock.
When enabling, the side that upper handwheel 6 is axially unlocked is rotated, and drives gear axis 5 to rotate to the side of unlocking, upper tooth
Wheel shaft 5 is rotated by 17 the first cam of synchronous drive 11 of driving gearshaft and shaft 18 to the side of enabling, and the second cam is driven
20, third cam 13 and the 4th cam 15 are rotated to the side of enabling, and the first connecting shaft 19 is in third cam 13 and the 4th cam
It is run in the second arc section C2 between 15 groove, the second connecting shaft 16 is between third cam 13 and the groove of the 4th cam 15
Second gradually opens and runs in section D2, and third connecting shaft 21 is in the first arc section C1 between 20 groove of the first cam 11 and the second cam
It runs, in this section of operational process, the first connecting shaft 19 is run in the second arc section C2, and locking latch 14 keeps in situ, and second connects
Spindle 16 is gradually opened in section D2 second and is run, and the second connecting shaft 16 drives push rod 3 to move downward unlatching balanced valve, third connecting shaft
21 run in the first arc section C1, and unlocking gear shaft 4 keeps in situ.
It continues to rotate to the side of unlocking and rotates upper 6 axis of handwheel, the first connecting shaft 19 is in third cam 13 and the 4th cam
Second between 15 groove gradually opens and runs in section D2, the second connecting shaft 16 between third cam 13 and the groove of the 4th cam 15
It is run in third arc section C3, third connecting shaft 21 is in the first arc section C1 between 20 groove of the first cam 11 and the second cam
It continues to run, in this section of operational process, the first connecting shaft 19 is gradually opened in section D2 second and run, and inwardly movement will for locking latch 14
The unlock of that sect of corresponding access lock, the second connecting shaft 16 are run in third arc section C3, and 16 position of the second connecting shaft is constant,
Balanced valve is kept it turned on, and third connecting shaft 21 is still run in the first arc section C1, and unlocking gear shaft 4 keeps in situ.
It continues to rotate to the side of unlocking and rotates upper 6 axis of handwheel, the first connecting shaft 19 is in third cam 13 and the 4th cam
It is run in third arc section C3 between 15 groove, the second connecting shaft 16 is between third cam 13 and the groove of the 4th cam 15
It is run in third arc section C3, first gradually the opening in section D1 between 20 groove of the first cam 11 and the second cam of third connecting shaft 21
It runs, in this section of operational process, the first connecting shaft 19 is run in third arc section C3, and 14 position of locking latch is constant, personnel
That sect of gate keeps unlocked state, and the second connecting shaft 16 is run in third arc section C3, and 16 position of the second connecting shaft is constant, puts down
Weighing apparatus valve is kept it turned on, and third connecting shaft 21 is gradually opened in section D1 first and run, and rack gear 22 moves out, and drives unlocking gear
Axis 4 drives that sect of corresponding access lock to open.
At closing time, handwheel 6 is rotated backward, the movement of driving mechanism and access lock is opposite with the movement opened the door.
Interlock function, when corresponding that sect of personnel's valve of driving mechanism at closing time, the first cam 11 is to the side of shutdown
Pull rod 25 is pulled upwardly by rotation, boss 26 thereon, and pull rod 25 drives snap-gauge 9 to rotate, so that the double wedge 28 of snap-gauge 9 is transported upwards
It is dynamic, the gear of lower tooth wheel shaft 12 is left, at this point it is possible to drive another sect in personnel's valve by rotation lower tooth wheel shaft 12
Driving mechanism is opened the door.
When the corresponding personnel's valve of driving mechanism opens the door, the first cam 11 is rotated to the side of enabling, the first cam 11
Boss 26 pull rod 25 is pushed down on, pull rod 25 drive snap-gauge 9 rotate so that the double wedge 28 of snap-gauge 9 moves downward, with lower tooth
The gear of wheel shaft 12 is meshed, at this point, lower tooth wheel shaft 12 can not rotate, i.e., another sect is fail to open, and realizes interlock function.
When needing to cancel interlocking, turning knob 8, band movable eccentric wheel 7 pushes snap-gauge 9 to rotate, so that snap-gauge 9 is convex to fortune
It is dynamic, the gear of lower tooth wheel shaft 12 is left, interlocking can be cancelled.
Claims (7)
1. a kind of access lock driving mechanism based on cam drive, including cabinet (1), have on cabinet (1) gear axis (5) and
The both ends of lower tooth wheel shaft (12), gear axis (5) and lower tooth wheel shaft (12) both pass through cabinet (1) side wall and extend, gear
Cooperate in rotation shape between axis (5) and lower tooth wheel shaft (12) and cabinet (1), has upper handwheel on an overhanging end of gear axis (5)
(6), there are lower handwheel (10) on an overhanging end of lower tooth wheel shaft (12)；There is horizontally disposed locking on the side wall of the cabinet (1)
Bolt (14) has the push rod (3) and unlocking gear shaft (4) being vertically arranged, locking latch (14), push rod (3) at the top of cabinet (1)
It is respectively positioned in cabinet (1) with one end of unlocking gear shaft (4), the other end is respectively positioned on cabinet (1) outside, and locking latch (14), pushes away
In sliding shape cooperation between bar (3) and unlocking gear shaft (4) and cabinet (1)；It is characterized in that the gear axis (5) and lower tooth
Have shaft (18) in cabinet (1) between wheel shaft (12), in rotation shape cooperation between the both ends and cabinet (1) side wall of shaft (18), turns
The first cam (11), the second cam (20), third cam (13) and the 4th cam (15) are disposed on axis (18), first is convex
Taking turns (11), the second cam (20), third cam (13) and the 4th cam (15) is groove cam, the groove of the first cam (11)
Shape is identical as the groove shapes of the second cam (20), and the position of the two groove is opposite, the groove shapes of third cam (13)
It is identical as the groove shapes of the 4th cam (15), and the position of the two groove is opposite；Locking latch (14) in cabinet (1)
There are the first connecting shaft (19) on one end, has the second connecting shaft (16) on push rod (3) one end being located in cabinet (1), the first connection
Axis (19) and the second connecting shaft (16) are respectively positioned between third cam (13) and the groove of the 4th cam (15)；First cam
(11) have horizontally disposed rack gear (22) in corresponding cabinet (1) between the second cam (20), be between rack gear (22) and cabinet (1)
Longitudinal sliding motion shape along rack gear (22) cooperates, and rack gear (22) one end is fixed with third connecting shaft (21), third connecting shaft (21) position
In groove between the first cam (11) and the second cam (20), the wheel and rack (22) of the unlocking gear shaft (4) is mutually nibbled
It closes；First cam (11) is band finger cam, and the gear axis (5) passes through gear drive and the first cam (11) phase
Even, there is mutual interlocking gear between the first cam (11) and lower tooth wheel shaft (12).
2. the access lock driving mechanism based on cam drive as described in claim 1, it is characterised in that the gear drive
Mechanism includes driving gearshaft (17), there is gear wheel (171) and pinion gear (172), gear wheel (171) on driving gearshaft (17)
Mesh together with the gear of gear axis (5), pinion gear (172) is meshed with the first cam (11).
3. the access lock driving mechanism based on cam drive as described in claim 1, it is characterised in that first cam
(11) it is divided into the first arc section (C1) and first from one head to other end and gradually opens section with the groove on the second cam (20)
(D1), each position on the first arc section (C1) and shaft (18) are equidistant, and first gradually opens on section (D1) from itself and
Connected one of one arc section (C1) becomes larger at a distance from shaft (18) gradually to other end, under shutdown state, third connection
Axis (21) is located remotely from first and gradually opens in the first arc section (C1) one of section (D1)；The third cam (13) and the 4th cam
(15) groove on is divided into the second arc section (C2) from one head to other end, second gradually opens section (D2) and third arc section
(C3), each position on the second arc section (C2) and shaft (18) are equidistant, and second gradually opens on section (D2) from itself and
Connected one of two arc sections (C2) becomes smaller at a distance from shaft (18) gradually to other end, each on third arc section (C3)
Position is equidistant with shaft (18), and under shutdown state, the first connecting shaft (19) is located remotely from second and gradually opens section (D2)
In second arc section (C2) one, the second connecting shaft (16) is located at the second arc section (C2) and gradually opens being connected for section (D2) with second
Place.
4. the access lock driving mechanism based on cam drive as described in claim 1, it is characterised in that the mutual interlocking gear
Including the snap-gauge (9) between the first cam (11) and lower tooth wheel shaft (12), the snap-gauge (9) is L-shaped, and its vertical part and transverse part
Junction is hinged on cabinet (1), is had boss (26) on the side wall of first cam (11), between boss (26) and snap-gauge (9)
Cabinet (1) in have guide pad (27), have pilot hole on guide pad (27), have in pilot hole pull rod (25), pull rod (25) it is upper
End is connected with boss (26), and the lower end of pull rod (25) and the transverse part of snap-gauge (9) are hinged, the transverse part and cabinet of snap-gauge (9)
(1) have between reset tension spring (24), the double wedge (28) extended downwardly, the position of double wedge (28) are arranged at the bottom of snap-gauge (9) transverse part one end
It is corresponding with the gear position of lower tooth wheel shaft (12).
5. the access lock driving mechanism based on cam drive as claimed in claim 4, it is characterised in that the snap-gauge (9) is perpendicular
Have eccentric wheel (7) in corresponding cabinet (1) on the inside of portion, the distance of vertical part to eccentric wheel (7) core wheel of snap-gauge (9) is greater than eccentric wheel
(7) outer edge to its core wheel minimum value, be less than in eccentric wheel (7) outer edge to its core wheel maximum value；The bias
Take turns (7) central axis pass through cabinet (1) side wall stretch out cabinet (1) outside, and between the central axis of eccentric wheel (7) and cabinet (1) be in
Shape cooperation is rotated, there are knob (8) on the overhanging end of eccentric wheel (7) central axis.
6. the access lock driving mechanism based on cam drive as described in claim 1, it is characterised in that the rack gear (22)
There are horizontally disposed guide sleeve (23) in corresponding cabinet (1), rack gear (22) one end far from third connecting shaft (21), which is located at, leads
Into set (23), and in sliding shape cooperation between rack gear (22) and guide sleeve (23).
7. the access lock driving mechanism based on cam drive as described in any one of claim 1 ~ 6, it is characterised in that institute
Stating has sliding sleeve (2) between locking latch (14) and push rod (3) and cabinet (1).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811411799.8A CN109629946B (en) | 2018-11-27 | 2018-11-27 | Personnel gate driving mechanism based on cam transmission |
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|---|---|---|---|
| CN201811411799.8A CN109629946B (en) | 2018-11-27 | 2018-11-27 | Personnel gate driving mechanism based on cam transmission |
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| CN109629946A true CN109629946A (en) | 2019-04-16 |
| CN109629946B CN109629946B (en) | 2023-12-01 |
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| CN201811411799.8A Active CN109629946B (en) | 2018-11-27 | 2018-11-27 | Personnel gate driving mechanism based on cam transmission |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1260852A (en) * | 1968-05-29 | 1972-01-19 | Atomic Energy Authority Uk | Doors with interlocking means |
| JP2000241575A (en) * | 1999-02-25 | 2000-09-08 | Tdk Corp | Door and combining device for electromagnetic wave shielding |
| KR20110102972A (en) * | 2010-03-12 | 2011-09-20 | (주)동광 | Guide structure of locker fin for blast door |
| CN102913092A (en) * | 2012-10-26 | 2013-02-06 | 大连宝原核设备有限公司 | Side transmission case for personnel airlock |
| 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 |
| CN203796022U (en) * | 2014-01-27 | 2014-08-27 | 山东核电设备制造有限公司 | Door locking device of personnel air lock on containment |
| CN104153659A (en) * | 2014-07-14 | 2014-11-19 | 中国核电工程有限公司 | Personnel airlock interlocking mechanism |
| WO2015096710A1 (en) * | 2013-12-27 | 2015-07-02 | 山东核电设备制造有限公司 | Personnel airlock system and side drive apparatus thereof |
-
2018
- 2018-11-27 CN CN201811411799.8A patent/CN109629946B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1260852A (en) * | 1968-05-29 | 1972-01-19 | Atomic Energy Authority Uk | Doors with interlocking means |
| JP2000241575A (en) * | 1999-02-25 | 2000-09-08 | Tdk Corp | Door and combining device for electromagnetic wave shielding |
| KR20110102972A (en) * | 2010-03-12 | 2011-09-20 | (주)동광 | Guide structure of locker fin for blast door |
| CN102913092A (en) * | 2012-10-26 | 2013-02-06 | 大连宝原核设备有限公司 | Side transmission case for personnel airlock |
| 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 |
| WO2015096710A1 (en) * | 2013-12-27 | 2015-07-02 | 山东核电设备制造有限公司 | Personnel airlock system and side drive apparatus thereof |
| CN203796022U (en) * | 2014-01-27 | 2014-08-27 | 山东核电设备制造有限公司 | Door locking device of personnel air lock on containment |
| CN104153659A (en) * | 2014-07-14 | 2014-11-19 | 中国核电工程有限公司 | Personnel airlock interlocking mechanism |
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| Publication number | Publication date |
|---|---|
| CN109629946B (en) | 2023-12-01 |
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