CN107724854B - Double-opening sliding door system - Google Patents

Double-opening sliding door system Download PDF

Info

Publication number
CN107724854B
CN107724854B CN201711130062.4A CN201711130062A CN107724854B CN 107724854 B CN107724854 B CN 107724854B CN 201711130062 A CN201711130062 A CN 201711130062A CN 107724854 B CN107724854 B CN 107724854B
Authority
CN
China
Prior art keywords
locking
unlocking
screw rod
transmission frame
nut component
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201711130062.4A
Other languages
Chinese (zh)
Other versions
CN107724854A (en
Inventor
葛汉青
戴祖信
黄东盛
史旭东
俎文凯
位云成
吴翔
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nanjing Kangni Mechanical and Electrical Co Ltd
Original Assignee
Nanjing Kangni Mechanical and Electrical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nanjing Kangni Mechanical and Electrical Co Ltd filed Critical Nanjing Kangni Mechanical and Electrical Co Ltd
Priority to CN201711130062.4A priority Critical patent/CN107724854B/en
Publication of CN107724854A publication Critical patent/CN107724854A/en
Application granted granted Critical
Publication of CN107724854B publication Critical patent/CN107724854B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/60—Power-operated mechanisms for wings using electrical actuators
    • E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
    • E05F15/632—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings
    • E05F15/652—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings operated by screw-and-nut mechanisms
    • 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
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/60—Power-operated mechanisms for wings using electrical actuators
    • E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
    • E05F15/632—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings
    • E05F15/655—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings specially adapted for vehicle wings
    • E05F15/657—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings specially adapted for vehicle wings enabling manual drive, e.g. in case of power failure
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05Y2201/00—Constructional elements; Accessories therefore
    • E05Y2201/40—Motors; Magnets; Springs; Weights; Accessories therefore
    • E05Y2201/404—Motors; Magnets; Springs; Weights; Accessories therefore characterised by the function
    • E05Y2201/408—Motors; Magnets; Springs; Weights; Accessories therefore characterised by the function for braking
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05Y2201/00—Constructional elements; Accessories therefore
    • E05Y2201/60—Suspension or transmission members; Accessories therefore
    • E05Y2201/622—Suspension or transmission members elements
    • E05Y2201/696—Screw mechanisms
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05Y2400/00—Electronic control; Power supply; Power or signal transmission; User interfaces
    • E05Y2400/10—Electronic control
    • E05Y2400/30—Electronic control of motors
    • E05Y2400/32—Position control, detection or monitoring
    • E05Y2400/322—Position control, detection or monitoring by using absolute position sensors
    • E05Y2400/324—Switches
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
    • E05Y2900/13—Application of doors, windows, wings or fittings thereof for buildings or parts thereof characterised by the type of wing
    • E05Y2900/132—Doors
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
    • E05Y2900/51—Application of doors, windows, wings or fittings thereof for vehicles for railway cars or mass transit vehicles
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
    • E05Y2900/53—Application of doors, windows, wings or fittings thereof for vehicles characterised by the type of wing
    • E05Y2900/531—Doors

Abstract

The invention discloses a double-opening sliding door system, which comprises a mechanism mounting frame, a bearing bracket, a driving mechanism, locking slide ways and locking mechanisms, wherein the mechanism mounting frame and the bearing bracket are arranged at two ends; the driving mechanism comprises a screw rod driven by a motor and transmission components symmetrically arranged left and right, and the screw rod drives the transmission components to axially reciprocate along the screw rod; the transmission assembly comprises a transmission frame, a nut assembly sleeved on the screw rod and a locking roller fixed on the nut assembly, the nut assembly is arranged in the transmission frame, and the transmission frame is connected with a controlled object; the locking mechanism comprises baffle plate assemblies which are rotatably connected with the bearing support and are symmetrically arranged left and right, and reset torsion springs, one ends of the reset torsion springs are fixed, the other ends of the reset torsion springs are fixedly connected with the baffle plate assemblies and are used for limiting the rotation of the baffle plate assemblies, and the baffle plate assemblies and the side surfaces of corresponding locking slide ways respectively form locking spaces capable of falling into the locking rollers. The invention solves the safety risk problem of the existing door system.

Description

Double-opening sliding door system
Technical Field
The invention relates to the field of doors, in particular to a double-opening sliding door system.
Background
The double-opening sliding door system is generally a motor driving a screw rod to drive a nut component arranged on the screw rod to reciprocate, so as to drive a controlled object connected with the nut component. Generally, a double-opening sliding door system is mainly applied to the fields of track doors and electric doors, and has locking and unlocking functions. The double-opening sliding door system is generally applied to the field, and the nut component is locked by the electromagnetic lock, so that the function of locking the door is realized. The double-opening sliding door system in the form that the electromagnetic lock needs to be electrified at any time to ensure the stability of locking the door, if the electromagnetic lock is powered off, the risk of automatically opening the door exists, and the structure for locking the door by the mechanical lock in the prior art mostly has the problem of complex structure.
Disclosure of Invention
The invention aims to: the invention provides a double-opening sliding door system, which solves the problems that in the prior art, a door system using an electromagnetic lock can be automatically opened after power failure, and the door system using a mechanical lock has complex structure, great self weight, difficult control and the like.
The technical scheme is as follows: in order to solve the technical problems, the double-opening sliding door system comprises a mechanism mounting frame, a bearing bracket, a driving mechanism, locking slide ways and locking mechanisms, wherein the mechanism mounting frame and the bearing bracket are arranged at two ends; the driving mechanism comprises a screw rod driven by a motor and transmission components symmetrically arranged left and right, and the screw rod drives the transmission components to axially reciprocate along the screw rod; the transmission assembly comprises a transmission frame, a nut assembly sleeved on the screw rod and a locking roller fixed on the nut assembly, the nut assembly is arranged in the transmission frame, and the transmission frame is connected with a controlled object; the locking mechanism comprises baffle assemblies which are rotatably connected with the bearing bracket and are symmetrically arranged left and right, and reset torsion springs, one ends of which are fixed, the other ends of which are fixedly connected with the baffle assemblies and are used for limiting the rotation of the baffle assemblies, and the baffle assemblies and the side surfaces of the corresponding locking slide ways respectively form locking spaces capable of falling into the locking rollers; in the forward rotation process of the screw rod, when the locking roller moves into the locking mechanism along the left locking slide way and the right locking slide way and is blocked by the locking mechanism, the locking roller enters a locking space between the side surface of the locking slide way and the locking mechanism along with the rotation of the screw rod to be locked; when the screw rod rotates reversely, the locking roller rotates reversely along with the screw rod to be separated from the limit of the locking mechanism so as to release the locking, and then the locking roller moves along the axial direction of the screw rod.
Wherein, the baffle assembly can trigger the signal switch in the rotation action.
Preferably, the locking mechanism further comprises a manual unlocking mechanism, the manual unlocking mechanism comprises an unlocking bracket which is in linkage connection with the unlocking fork and can move up and down, and a reset torsion spring with one end fixed and the other end fixedly connected with the unlocking fork, the unlocking fork drives the unlocking bracket to move upwards by pulling the unlocking steel wire rope, the unlocking fork drives the unlocking bracket to move upwards in the rotating process, and the unlocking bracket lifts locking rollers at two ends to a certain height to leave a locking space, so that manual unlocking is completed; and the unlocking steel wire rope is loosened, the unlocking shifting fork reversely rotates under the action of the resilience force of the reset torsion spring, and the unlocking bracket is driven to move downwards and reset.
Further, the unlocking bracket is provided with cantilever ends which are symmetrical in structure and used for limiting the locking roller, and the cantilever ends are the lower ends of the locking space.
Furthermore, a switch trigger plate is fixed on the unlocking shifting fork, and the switch trigger plate can trigger the unlocking signal switch in the rotating action.
Preferably, the unlocking shifting fork and the reset torsion spring are connected to the bearing bracket through a fixed shaft; the unlocking support moves up and down along the limiting hole through the limiting hole and the stop shaft, and the upper end of the unlocking support is connected with the unlocking shifting fork through the connecting pin shaft.
Further, a stop pin is fixed on the transmission frame, a limit hole is formed in the nut component corresponding to the stop pin, and one end of the stop pin is inserted into the limit hole and can slide along the limit Kong Laihui so as to limit the rotation angle range of the nut component along with the screw rod.
Furthermore, the lower end of the transmission frame is provided with a mounting part connected with the controlled object, and the upper end of the transmission frame is provided with a sleeve for sleeving the nut component.
Preferably, the nut component is installed in the inner hole of the transmission frame sleeve, one end of the transmission frame sleeve is used for limiting the axial movement of the nut component through a snap spring and a shaft sleeve which are sequentially arranged from outside to inside, and the other end of the transmission frame sleeve is used for limiting the axial movement of the nut component through a step surface and a shaft sleeve of the transmission frame sleeve which are sequentially arranged from outside to inside.
Further, the nut component is composed of an inner ring and an outer ring, one side of the outer ring, which faces the bearing bracket, is outwards extended to form a mounting seat for mounting the locking roller, a screw hole is formed in the mounting seat, a screw rod is arranged on the locking roller, the screw rod is screwed into the screw hole, and the locking roller is fixed on the mounting seat through the nut.
Preferably, the inner diameter of the right end sleeve of the transmission frame and the inner diameter of the shaft sleeve are matched with the outer ring diameter of the nut assembly, and the outer diameter of the shaft sleeve is matched with the inner diameter of the left end sleeve of the transmission frame.
And moreover, a locking torsion spring for applying torsion force to the nut assembly is arranged on the nut assembly, one end of the locking torsion spring is lapped on the transmission frame, and the other end of the locking torsion spring is lapped on a stop block extending outwards from the outer ring of the nut assembly.
Preferably, the installation end surface of the mechanism installation frame is arranged in the middle of the mechanism and close to the lower part.
And the device also comprises guide post fixing plates arranged at two ends of the bearing bracket, wherein two guide posts are arranged in parallel between the guide post fixing plates, and the controlled object are respectively arranged on different guide posts and can reciprocate on the corresponding guide posts.
Further, the device also comprises guide post fixing plates arranged at two ends of the bearing bracket, wherein a guide post is arranged in parallel between the guide post fixing plates, and controlled objects at two sides move on the guide post in opposite directions or in opposite directions.
The beneficial effects are that: (1) The combination of the left and right transmission components, the locking slide ways and the single symmetrical locking mechanism solves the problem that the door is automatically opened when the electromagnetic lock fails to work in the prior art, so that the safety risk is brought, and the double-opening sliding door system is simpler and more reliable than the existing mechanical lock structure; the symmetrical locking mechanism has compact structure and high reliability, is easy to process and has small dead weight due to the small number of parts forming the whole mechanism, and does not need an excessive installation space;
(2) According to the transmission assembly, the nut assembly and the transmission frame are connected through the shaft sleeve and the clamp spring, radial movement is not generated, transmission is stable, and the rotation angle of the nut assembly relative to the transmission frame is controlled through the hidden stop pin and the limit hole;
(3) The invention realizes left and right double locking through the symmetrical locking mechanism, the locking of any side can realize the locking of the door system, and the double trigger switch detects the locking signal at the same time, so the safety performance is high; the manual unlocking mechanism realizes the simultaneous unlocking of the left and right, and has simple structure and small unlocking moment; meanwhile, the locking mechanism, the signal triggering mechanism and the manual unlocking mechanism are integrally designed, so that the structure is simple and reliable, and the occupied space is small; moreover, the unlocking signal switch can identify manual unlocking and accidental door opening, so that the safety performance is high;
(4) According to the invention, the mounting end face of the mechanism mounting frame is arranged in the middle of the mechanism and close to the lower part, so that the moment generated under the impact of a door system can be reduced, and the position of the mechanism mounting frame is prevented from changing.
Drawings
FIG. 1 is a schematic diagram of a control part in the present invention;
FIG. 2 is a schematic view of the mating state of the transmission assembly and the locking assembly of the present invention;
FIG. 3 is a schematic diagram of a transmission assembly according to the present invention;
FIG. 4 is a side view of the transmission assembly of the present invention;
FIG. 5 is a cross-sectional view taken along the direction A-A in FIG. 4;
FIG. 6 is a schematic view of the transmission assembly of the present invention in an unlocked state;
FIG. 7 is a schematic view of the structure of the transmission assembly of the present invention in a locked state;
FIG. 8 is a schematic view of a hidden transmission frame of a transmission assembly according to the present invention;
FIG. 9 is an exploded view of the assembly of FIG. 8;
FIG. 10 is a front view of the locking mechanism of the present invention;
FIG. 11 is a schematic view of the locking mechanism of the present invention prior to emergency unlocking;
FIG. 12 is a schematic view of the locking mechanism of the present invention after emergency unlocking;
FIG. 13 is a schematic view of a manual unlocking mechanism according to the present invention;
FIG. 14 is a schematic view of the installation of an unlocking bracket in the present invention;
FIG. 15 is a view showing the use of the manual unlocking mechanism according to the present invention;
FIG. 16 is a reset state diagram of the manual unlocking mechanism of the present invention;
fig. 17 is a schematic structural view of the present invention.
FIG. 18 is a schematic view of a guide post installation in accordance with the present invention.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
A double-opening sliding door system as shown in fig. 1, 2 and 17 comprises a mechanism mounting frame 7 and a mechanism mounting frame 8 which are arranged at two ends, a bearing bracket 3, a motor 1 fixed on the bearing bracket 3, a locking slideway 9 and a locking slideway 10 which are symmetrically arranged left and right and a locking mechanism 4, wherein the motor 1 is connected with a controller; the shaft of the motor 1 is connected with the screw rod 2, a transmission assembly 5 and a transmission assembly 6 which are arranged symmetrically left and right are arranged on the screw rod 2 in a complete set, and a middle support 16 which plays a supporting role is arranged on the screw rod 2 between the transmission assembly 5 and the transmission assembly 6 in a penetrating way. As shown in fig. 3, the transmission assembly 5 and the transmission assembly 6 have the same structure, the transmission assembly 5 comprises a transmission frame 501, a nut assembly 502 and a locking roller 503 rigidly connected with the nut assembly 502, the nut assembly 502 and the screw rod 2 form a screw motion pair, the nut assembly 502 is installed in the transmission frame 501, and the nut assembly can relatively rotate in the transmission frame; a locking torsion spring 504 is arranged between the transmission frame 501 and the nut component 502, the locking torsion spring 504 applies pressure to the locking roller 503 by taking the transmission frame as a support, the transmission frame 501 of the transmission component 5 is connected with the controlled object 12, and the transmission frame 501 of the transmission component 6 is connected with the controlled object 11. In a specific application, the controlled object 11 and the controlled object 12 may be electric sliding plug doors or sliding doors of subways in the field of rail transit, or electric doors in other fields; in the forward rotation process of the screw rod 2, the nut component 502 and the locking roller 503 are driven to simultaneously slide along the screw rod 2, move into the locking mechanism 4 along the left and right locking slide ways and are blocked by the locking mechanism 4, and the locking roller 503 rotates along with the screw rod 2 to enter a locking space between the side surfaces of the locking slide ways 9 and 10 and the locking mechanism 4 so as to be locked; when the screw rod 2 rotates reversely, the locking roller 503 releases the lock as the screw rod 2 rotates reversely to be out of the restriction of the locking mechanism 4, and then moves axially along the screw rod 2.
As shown in fig. 1, in the dual-opening sliding door system of the present invention, a controlled object 11 and a controlled object 12 are sliding drums, the controlled object 11 is connected to one side door leaf 22 through a door carrying frame 14, and the controlled object 12 is connected to the other side door leaf 22 through a door carrying frame 13. The two ends of the bearing bracket 3 are respectively provided with a mechanism mounting frame 7 and a mechanism mounting frame 8, a guide post 15 is arranged in parallel between the frame mounting frame 7 and the frame mounting frame 8, and a controlled object 11 and a controlled object 12 are respectively sleeved on the guide post 15 and can reciprocate along the guide post 15. The double-opening sliding door system is suitable for being matched with each part in a compact way, has a relatively simple structure, is stable in the running process, is not easy to fail, can bring about weight reduction of the whole system due to the simple structure, reduces the production cost, and has good effect when being applied to the fields of rail transit, vehicles and the like in a large area.
The bearing bracket 3 is fixedly provided with a locking slide way 9 and a locking slide way 10 for the movement of the locking roller 503, and the upper surfaces of the locking slide way 9 and the locking slide way 10 are an integral horizontal surface. After the locking slide way 9 and the locking slide way 10 are arranged, the locking roller 503 is in contact with the upper surfaces of the locking slide way 9 and the locking slide way 10 and can reciprocate on the upper surfaces, in this arrangement mode, the locking roller 503 is positioned between the upper end and the lower end of a space where the locking roller 503 rotates and is not in contact with the upper end or the lower end, at the moment, the locking torsion spring 504 between the nut assembly 502 and the transmission frame 501 is in a compressed state, and when the locking roller 503 moves to be in contact with the baffle assembly 402 and the baffle assembly 407, the screw rod 2 rotates to drive the force of the nut assembly 502 to rotate and the torsion force of the locking torsion spring 504 applied to the nut assembly 502 ensure that the locking roller 503 can smoothly enter a locking space formed by the baffle assembly 402 and the side surface of the locking slide way 9, and/or the locking roller 503 can smoothly enter a locking space formed by the baffle assembly 407 and the side surface of the locking slide way 10. The locking slide way 9 and the locking slide way 10 are arranged, so that the locking roller 503 moves under the limit of the locking slide way 9 and the locking slide way 10, and the motion stability of the transmission assembly 5 can be further improved.
As shown in fig. 4 and 5, a stop pin 506 is fixed on the transmission frame 501, a limit hole 505 is formed at a position of the nut component 502 corresponding to the stop pin 506, one end of the stop pin 506 is inserted into the limit hole 505 and can slide back and forth along the limit hole 505, so as to limit the rotation angle range of the nut component 502 along with the screw rod 2, that is, the movable range of the stop pin 506 in the limit hole 505 forms a space for limiting the rotation angle range of the nut component 502 along with the screw rod 2, the locking roller 503 on the nut component 502 moves up and down along with the nut component 502 in the space, and the waist-shaped hole length of the limit hole 505 limits the rotation range of the locking roller 503, so as to limit the rotation range of the nut component 502 along with the movement of the screw rod 2, as shown in fig. 6 and 7. The lower end of the driving frame 501 has a mounting portion connected to the controlled object, and the upper end of the driving frame 501 has a sleeve for receiving the nut assembly 502. The nut component 502 is installed in the inner hole of the transmission frame 501 sleeve, one end of the transmission frame 501 sleeve limits the axial movement of the nut component 502 through a snap spring 509 and a shaft sleeve 507 which are sequentially arranged from outside to inside, and the other end of the transmission frame 501 sleeve limits the axial movement of the nut component 502 through a stepped surface of the transmission frame 501 sleeve and a shaft sleeve 508 which are sequentially arranged from outside to inside. The inner diameter of the right end sleeve of the transmission frame 501, the inner diameter of the shaft sleeve 507 and the inner diameter of the shaft sleeve 508 are all matched with the outer ring diameter of the nut assembly 502, wherein the right end sleeve of the transmission frame 501 refers to the right end of the transmission frame 501 as shown in fig. 5. The outer diameter of the sleeve 507 is adapted to the inner diameter of the left end sleeve of the transmission frame 501, wherein the left end sleeve of the transmission frame 501 refers to the left end of the transmission frame 501 as shown in fig. 5. When the nut component 502 moves axially along the screw rod 2, the transmission frame 501 is driven to move along with the nut component 502 by applying thrust to the sleeves of the shaft sleeves at two sides and the transmission frame 501, the nut component 502 is composed of an inner ring and an outer ring, the inner ring is in threaded fit with the screw rod 2, the outer ring is sleeved on the inner ring and is mutually matched with the outer ring through anti-slip teeth, a mounting seat for mounting the locking roller 503 is outwards extended from one side of the outer ring, which faces the bearing bracket 3, a screw hole is formed in the mounting seat, a screw rod is arranged on the locking roller 503, the screw rod is screwed into the screw hole, and the locking roller 503 is fixed on the mounting seat through the nut 510. The locking roller 503 may be other types of components with small surface smooth running resistance, such as sliding blocks with smooth surfaces, etc. The nut assembly 502 is provided with a locking torsion spring 504 for applying a torsion force to the nut assembly 502, one end of the locking torsion spring 504 being rested on the transmission frame 501 and the other end being rested on a stopper extending outwardly from the outer race of the nut assembly 502, as shown in fig. 8 and 9.
As shown in fig. 10, the locking mechanism 4 of the present invention includes a mounting plate 401, and a baffle plate assembly 402 and a baffle plate assembly 407 symmetrically disposed on the left and right, where the mounting plate 401 is fixedly connected with the carrier 3, and the locking mechanism 4 may also be directly mounted on the carrier 3, i.e. the carrier 3 is used as a mounting plate. Baffle plate assembly 402 and baffle plate assembly 407 are respectively fixed on mounting plate 401 in bilateral symmetry through fixed shaft 403 and fixed shaft 408, baffle plate assembly 402 can rotate on mounting plate 401 around fixed shaft 403, baffle plate assembly 407 can also rotate on mounting plate 401 around fixed shaft 408, and the rotation ranges of baffle plate assembly 402 and baffle plate assembly 407 are mutually symmetrical. One end of a reset torsion spring 404 is fixed on the mounting bottom plate 401 through a pin shaft 405, and the other end is fixedly connected with the baffle plate assembly 402 and limits the rotation of the baffle plate assembly 407; the reset torsion spring 409 is fixed to the mounting plate 401 by the fixing shaft 408, and one end is caught in the notch 422 of the mounting plate 401.
The above-mentioned baffle plate assembly 402 and the baffle plate assembly 407 are bending members, the bending members have side surfaces facing the locking slide way 9 and the locking slide way 10, the side surfaces and the side surfaces of the locking slide way 9 and the locking slide way 10 form a locking space capable of falling into the locking roller 503, the bending angles of the baffle plate assembly 402 and the baffle plate assembly 407 are prepared according to practical application, specifically, the bending plates are 3-section bending, and the locking roller 503 can be ensured to stably fall into the locking space; the shutter assemblies 402 and 407 are capable of triggering the signal switch 406 and the signal switch 411, respectively, by their edges during a rotational motion.
As shown in fig. 13, the locking mechanism 4 further includes a manual unlocking mechanism including an unlocking fork 412, an unlocking bracket 414, and a reset torsion spring 418, the unlocking fork 412 is mounted on the mounting base plate 401 through the fixed shaft 408, and the unlocking fork 412 is rotatable about the fixed shaft 408; the reset torsion spring 418 is fixed on the mounting plate through the fixed shaft 408, one end of the reset torsion spring 418 is fixed on the mounting plate 401 through the pin 410, and the other end is fixed on the unlocking fork 412. As shown in fig. 14, the unlocking bracket 414 has two cantilever ends which are symmetrical in left-right structure and are used for limiting the locking space of the locking roller 503 and a connecting end connected with the unlocking fork 412, wherein the cantilever ends are the lower ends of the locking space of the locking roller 503, the lower parts of the connecting ends are provided with U-shaped grooves, and the fixing shaft 415 penetrates through the U-shaped grooves on the unlocking bracket 414 to connect the unlocking bracket 414 with the mounting bottom plate 401. The mounting bottom plate 401 is also provided with a limiting hole 421, the unlocking shifting fork 412 is an L-shaped piece, one extending end of the unlocking shifting fork 412 is provided with a connecting hole, and the pin shaft 413 sequentially penetrates through the connecting hole of the unlocking shifting fork 412 and the connecting end of the unlocking bracket 414 and is inserted into the limiting hole 421 on the mounting bottom plate 401 to realize linkage connection of the unlocking shifting fork 412 and the unlocking bracket 414; when the unlocking fork 412 rotates, the unlocking bracket 414 can be driven to move up and down, wherein the limiting hole 421 and the fixed shaft 415 limit the vertical up and down movement range of the unlocking bracket 414. The manual unlocking mechanism further includes an unlocking signal switch 416, and the unlocking signal switch 416 is fixedly connected with the mounting base plate 401 through a switch mounting frame 420. A switch trigger plate 419 is fixed to the other end of the unlocking yoke 412, the switch trigger plate 419 can trigger the unlocking signal switch 416 in a rotation operation, an unlocking wire rope 417 is connected to the unlocking yoke 412, and the unlocking wire rope 417 is mounted on the mounting base plate 401. As shown in fig. 11 and 12, the unlocking fork 412 drives the unlocking wire rope 417 to rotate by pulling the unlocking wire rope, and in the rotating process, the unlocking fork 412 drives the unlocking bracket 414 to move upwards, the two cantilever ends of the unlocking bracket 414 lift the locking rollers 503 at two ends to a certain height to leave the locking space, and the trigger switch plate 419 triggers the unlocking signal switch 416 to send a manual unlocking signal to complete manual unlocking, as shown in fig. 15; releasing the unlocking wire 417, the unlocking fork 412 rotates reversely under the resilience of the reset torsion spring 418, driving the unlocking bracket 414 to move downward and reset, as shown in fig. 16. The unlocking wire rope 417 is connected to an unlocking switch, which may be a manual knob, and the unlocking wire rope 417 can be pulled when rotated. In practical application, the device is actually installed at a position which can be easily contacted by a person, such as an inner wall of a subway. The unlocking fork 412 and the baffle plate assembly 407 are arranged on the same fixed shaft 408, the unlocking fork 412, the baffle plate assembly 402 and the baffle plate assembly 407 are arranged on the front surface of the mounting bottom plate, the unlocking fork 412, the baffle plate assembly 402 and the baffle plate assembly 407 are not interfered with each other, the integration level is high, and the mounting space can be saved.
As shown in fig. 18, the present invention further includes guide post fixing plates 21 disposed at two ends of the bearing bracket 3, two guide posts 15 are disposed in parallel between the guide post fixing plates 21, and the controlled object 11 and the controlled object 12 are respectively disposed on different guide posts 15 and can reciprocate on each corresponding guide post 15. In addition, only one guide post 15 may be disposed between the guide post fixing plates 21, and the controlled object 12 may move on the guide post 15 in opposite directions or in opposite directions. The mounting end faces 801 on the mechanism mounting frame 7 and the mechanism mounting frame 8 are arranged in the middle of the mechanism and close to the lower part, so that moment generated under the impact of a door system can be reduced, and the position of the mechanism mounting frame is prevented from changing.
The invention discloses a double-opening sliding door system, which can be divided into the following movement processes and states:
1. electric door locking: when the door is in an open state, the motor 1 drives the screw rod 2 to rotate, the screw rod 2 drives the locking roller 503 to move along the locking slideway 9 towards the door closing direction through the nut component 502, the nut component 502 drives the controlled object 12 to move through the transmission frame 501, and the controlled object 12 is connected with the door leaf 22; the locking roller 503 slides to the right end of the locking slide way 9, the locking roller 503 rotates along the circumferential direction of the screw rod 2 under the driving of the nut component 502 and the locking torsion spring 504, the locking space on the right side of the locking slide way 9 is entered, the circumferential rotation range of the locking roller 503 is limited by the limiting hole 505 and the stop pin 506, the locking roller 503 drives the stop plate component 402 to rotate anticlockwise around the fixed shaft 403, and the closing signal switch 406 is triggered to send a left door closing signal to realize unidirectional locking. The transmission component 6 at the other end moves along the locking slideway 10 towards the door closing direction, the nut component 502 drives the controlled object 11 to move through the transmission frame 501, and the controlled object 11 is connected with the door leaf 22; the locking roller 503 slides to the left end of the locking slide way 10, the locking roller 503 rotates along the circumferential direction of the screw rod 2 under the driving of the nut component 502 and the locking torsion spring 504, enters the locking space at the left side of the locking slide way 10, the locking roller 503 drives the baffle component 407 to rotate clockwise around the fixed shaft 408, and triggers the in-place closing signal switch 411 to send out a right door in-place closing signal, so that bidirectional electric locking is realized.
2. Electric unlocking: when the door is in a locking state, the motor 1 drives the screw rod 2 to rotate, the screw rod 2 drives the locking roller 503 to rotate circumferentially around the screw rod 2 through the nut component 502, so that the locking roller 503 leaves a locking space on the right side of the locking slide 9, meanwhile, the reset torsion spring 404 drives the baffle component 402 to rotate clockwise around the fixed shaft 403 and triggers the in-place signal switch 406, the locking roller 503 leaves the locking space to move towards the door opening direction along the locking slide 9, the nut component 502 drives the controlled object 12 to move through the transmission frame 501, the controlled object 12 is connected with the door leaf 22 on the other side through the door carrying frame 13, the locking roller 503 at the other end leaves the locking space on the left side of the locking slide 10, meanwhile, the reset torsion spring 409 drives the baffle component 407 to rotate anticlockwise around the fixed shaft 408 and triggers the in-place signal switch 411, the locking roller 503 leaves the locking space to move towards the door opening direction along the locking slide 10, the nut component 502 drives the controlled object 11 to move through the transmission frame 501, and the controlled object 11 is connected with the door leaf 22 on one side through the door carrying frame 14, so that electric unlocking is realized.
3. And (3) manual locking: when the door is in an open state, the controlled object 12 is driven to move towards the closing direction by manual force through a door leaf connected with the controlled object 12, the controlled object 12 drives the nut assembly 502 to move towards the closing direction along the screw rod 2 through the transmission frame 501, the locking roller 503 slides to the right end of the locking slide way 9, the locking roller 503 rotates along the circumferential direction of the screw rod 2 under the driving of the locking torsion spring 504 and enters a locking space on the right side of the locking slide way 9, the locking roller 503 drives the baffle assembly 402 to rotate anticlockwise around the fixed shaft 403, and the closing signal switch 406 is triggered to send a left door closing signal. The other end, manual force drives the controlled object 11 to move towards the door closing direction through the door leaf 22 connected with the controlled object 11, the controlled object 11 drives the nut assembly 502 to move towards the door closing direction along the screw rod 2 through the transmission frame 501, the locking roller 503 slides to the left end of the locking slide rail 10, the locking roller 503 rotates along the circumferential direction of the screw rod 2 under the driving of the locking torsion spring 504 and enters a locking space at the left side of the locking slide rail 10, the locking roller 503 drives the baffle assembly 407 to rotate clockwise around the fixed shaft 408, and the in-place closing signal switch 411 is triggered to send a right door in-place closing signal, so that manual locking is realized.
4. Manual unlocking: when the door is in a locking state, the unlocking shifting fork 412 is pulled to rotate clockwise around the fixed shaft 408 through the unlocking steel wire rope 417, the unlocking signal switch 416 is triggered by the switch triggering plate 419 in the rotating action, the unlocking shifting fork 412 drives the unlocking support 414 to lift along the limiting hole 421 and the fixed shaft 415 through the pin shaft 413, the unlocking support 414 lifts the locking rollers 503 on the left side and the right side, the locking rollers 503 on the left side and the right side are respectively separated from the locking positions of the locking slide 9 and the locking slide 10, meanwhile, the reset torsion spring 404 drives the baffle assembly 402 to rotate clockwise around the fixed shaft 403 and triggers the on-position signal switch 406, the reset torsion spring 409 drives the baffle assembly 407 to rotate anticlockwise around the fixed shaft 408 and triggers the on-position signal switch 411, the unlocking steel wire rope 417 is reset, the unlocking support 412 is driven by the reset torsion spring 418 to rotate to the initial position and drive the unlocking support 414 to be lowered, the left locking roller 503 and the right locking roller 503 to leave the respective locking space to move along the door opening directions of the slide 9 and the locking slide 10, the nut assembly 502 drives the controlled object 11 and the controlled object 12 to move, the controlled object 11 is connected with one side 22 through the door frame 14, the controlled object 12 is connected with the door frame 12, and the other side door frame 22 is connected with the controlled object 13 through the door frame 14, and the door frame 22 is connected with the door frame 13.
The foregoing is only a preferred embodiment of the invention, it being noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present invention, and such modifications and adaptations are intended to be comprehended within the scope of the invention.

Claims (4)

1. A double-opening sliding door system, characterized in that: comprises mechanism mounting frames (7, 8) arranged at two ends, a bearing bracket (3), a driving mechanism fixed on the bearing bracket (3), locking slide ways (9, 10) symmetrically arranged left and right, and a locking mechanism (4); the driving mechanism comprises a screw rod (2) driven by a motor (1) and transmission components (5, 6) symmetrically arranged left and right, wherein the screw rod (2) drives the transmission components (5, 6) to axially reciprocate along the screw rod (2); the transmission components (5, 6) comprise a transmission frame (501), a nut component (502) sleeved on the screw rod (2) and a locking roller (503) fixed on the nut component (502), the nut component (502) is arranged in the transmission frame (501), and the transmission frame (501) is connected with the controlled objects (11, 12); the locking mechanism (4) comprises baffle plate assemblies (402, 407) which are rotatably connected with the bearing bracket (3) and are symmetrically arranged left and right, reset torsion springs (404, 409) with one ends fixed and the other ends fixedly connected with the baffle plate assemblies (402, 407) and used for limiting the rotation of the baffle plate assemblies (402, 407), and the baffle plate assemblies (402, 407) and the side surfaces of corresponding locking slide ways (9, 10) respectively form locking spaces capable of falling into the locking rollers (503); -the shutter assembly (402, 407) is capable of triggering a signal switch (406, 411) in a rotational motion; the locking mechanism (4) further comprises a manual unlocking mechanism, the manual unlocking mechanism comprises an unlocking shifting fork (412) rotatably connected with the bearing bracket (3), an unlocking bracket (414) in linkage connection with the unlocking shifting fork (412) and capable of moving up and down, and a reset torsion spring (418) with one end fixed and the other end fixedly connected with the unlocking shifting fork (412), the unlocking shifting fork (412) drives the unlocking steel wire rope (417) to rotate by pulling the unlocking steel wire rope, the unlocking shifting fork (412) drives the unlocking bracket (414) to move upwards in the rotating process, and locking rollers (503) at two ends of the unlocking bracket (414) are lifted to a certain height so as to leave a locking space, so that manual unlocking is completed; releasing the unlocking steel wire rope (417), and reversely rotating the unlocking shifting fork (412) under the action of resilience force of the reset torsion spring (418) to drive the unlocking bracket (414) to move downwards and reset; the unlocking support (414) is provided with cantilever ends which are symmetrical in structure and used for limiting the locking roller (503), the cantilever ends are the lower ends of the locking space, the unlocking shifting fork (412) is fixedly provided with a switch triggering plate (419), the switch triggering plate (419) can trigger the unlocking signal switch (416) in the rotating action, and the unlocking shifting fork (412) and the reset torsion spring (418) are connected to the bearing support (3) through the fixed shaft (408); the unlocking support (414) moves up and down along the limiting hole through the limiting hole (421) and the fixed shaft (415), and the upper end of the unlocking support (414) is connected with the unlocking shifting fork (412) through the connecting pin shaft (413); in the forward rotation process of the screw rod (2), when the locking roller (503) moves into the locking mechanism (4) along the left locking slide way and the right locking slide way and is blocked by the locking mechanism (4), the locking roller (503) enters a locking space between the side surfaces of the locking slide ways (9, 10) and the locking mechanism (4) along with the rotation of the screw rod (2) to be locked; when the screw rod (2) reversely rotates, the locking roller (503) reversely rotates along with the screw rod (2) to be separated from the limit of the locking mechanism (4) so as to release the locking, and then moves along the axial direction of the screw rod (2); a stop pin (506) is fixed on the transmission frame (501), a limit hole (505) is formed in the position of the nut component (502) corresponding to the stop pin (506), one end of the stop pin (506) is inserted into the limit hole (505) and can slide back and forth along the limit hole (505) so as to limit the rotation angle range of the nut component (502) along with the screw rod (2); the lower end of the transmission frame (501) is provided with an installation part connected with a controlled object, and the upper end of the transmission frame (501) is provided with a sleeve for sleeving a nut component (502); the nut component (502) is arranged in an inner hole of a sleeve of the transmission frame (501), one end of the sleeve of the transmission frame (501) is limited to axially move through a clamp spring (509) and a shaft sleeve (507) which are sequentially arranged from outside to inside, and the other end of the sleeve of the transmission frame (501) is limited to axially move through a step surface and a shaft sleeve (508) of the sleeve of the transmission frame (501) which are sequentially arranged from outside to inside; the nut assembly (502) is composed of an inner ring and an outer ring, one side of the outer ring, facing the bearing bracket (3), extends outwards to form a mounting seat for mounting the locking roller (503), a screw hole is formed in the mounting seat, a screw is arranged on the locking roller (503), the screw is screwed into the screw hole, and the locking roller (503) is fixed on the mounting seat through a nut (510); the inner diameter of the right end sleeve of the transmission frame (501) and the inner diameters of the shaft sleeves (507, 508) are matched with the outer ring diameter of the nut component (502), and the outer diameter of the shaft sleeve (507) is matched with the inner diameter of the left end sleeve of the transmission frame (501); the nut component (502) is provided with a locking torsion spring (504) for applying torsion force to the nut component (502), one end of the locking torsion spring (504) is supported on the transmission frame (501), and the other end is supported on a stop block extending outwards from the outer ring of the nut component (502).
2. The dual-opening sliding door system according to claim 1, wherein: the installation end faces (801) of the mechanism installation frames (7, 8) are arranged in the middle of the mechanism and close to the lower part.
3. The dual-opening sliding door system according to claim 1, wherein: the device also comprises guide post fixing plates (21) arranged at two ends of the bearing bracket (3), wherein two guide posts (15) are arranged in parallel between the guide post fixing plates (21), and the controlled object (11) and the controlled object (12) are respectively arranged on different guide posts (15) and can reciprocate on each corresponding guide post (15).
4. The dual-opening sliding door system according to claim 1, wherein: the device also comprises guide post fixing plates (21) arranged at two ends of the bearing bracket (3), wherein a guide post (15) is arranged between the guide post fixing plates (21) in parallel, and the controlled object (11) and the controlled object (12) move on the guide post (15) in opposite directions or in opposite directions.
CN201711130062.4A 2017-11-15 2017-11-15 Double-opening sliding door system Active CN107724854B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711130062.4A CN107724854B (en) 2017-11-15 2017-11-15 Double-opening sliding door system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711130062.4A CN107724854B (en) 2017-11-15 2017-11-15 Double-opening sliding door system

Publications (2)

Publication Number Publication Date
CN107724854A CN107724854A (en) 2018-02-23
CN107724854B true CN107724854B (en) 2023-08-01

Family

ID=61216047

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711130062.4A Active CN107724854B (en) 2017-11-15 2017-11-15 Double-opening sliding door system

Country Status (1)

Country Link
CN (1) CN107724854B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108756571A (en) * 2018-05-29 2018-11-06 南京康尼机电股份有限公司 A kind of compact emergency unlocking device

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6446389B1 (en) * 2000-04-14 2002-09-10 Westinghouse Air Brake Technologies Corporation Tandem sliding door operator
JP2014194135A (en) * 2013-03-29 2014-10-09 Toshintec Kk Slide door closure for vehicle
CN105350854A (en) * 2015-11-25 2016-02-24 宁波南车时代传感技术有限公司 Passive locking device for door system of urban rail vehicle and public bus
CN105696913A (en) * 2016-01-22 2016-06-22 南京康尼机电股份有限公司 Double-open sliding plug door system
CN205743424U (en) * 2016-07-13 2016-11-30 宁波中车时代传感技术有限公司 Rail Door system whole process blocking device
CN207686502U (en) * 2017-11-15 2018-08-03 南京康尼机电股份有限公司 It is double to open sliding door system

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6446389B1 (en) * 2000-04-14 2002-09-10 Westinghouse Air Brake Technologies Corporation Tandem sliding door operator
JP2014194135A (en) * 2013-03-29 2014-10-09 Toshintec Kk Slide door closure for vehicle
CN105350854A (en) * 2015-11-25 2016-02-24 宁波南车时代传感技术有限公司 Passive locking device for door system of urban rail vehicle and public bus
CN105696913A (en) * 2016-01-22 2016-06-22 南京康尼机电股份有限公司 Double-open sliding plug door system
CN205743424U (en) * 2016-07-13 2016-11-30 宁波中车时代传感技术有限公司 Rail Door system whole process blocking device
CN207686502U (en) * 2017-11-15 2018-08-03 南京康尼机电股份有限公司 It is double to open sliding door system

Also Published As

Publication number Publication date
CN107724854A (en) 2018-02-23

Similar Documents

Publication Publication Date Title
CN107747450B (en) Double-opening sliding plug door system
EP3404188B1 (en) Double sliding-plug door system
JP6676190B2 (en) Screw drive control system
CN108086818B (en) Electric control manual locking mechanism of sliding plug door and sliding plug door applying same
CN106629357B (en) A kind of safe elevator
CN107724854B (en) Double-opening sliding door system
CN107762332B (en) Screw drive control system
US9080361B2 (en) Overhead door backup spring system
CN105587214B (en) Singly open sliding plug door system
CN105545139A (en) Automatic door sliding system
CN207761495U (en) Singly open sliding plug door system
CN207686501U (en) Double open plug door system
CN207728211U (en) Singly open sliding door system
CN105507729B (en) The nut assembly of automatic door drive system
CN207761494U (en) Screw drives control system
CN107740652A (en) Singly open sliding door system
CN204457242U (en) The core device of rotary door in gate control system
CN207686502U (en) It is double to open sliding door system
CN102677990A (en) Sliding door lock for half-height safety door
CN107740653A (en) Singly open sliding plug door system
CN205577702U (en) Automatic nut component of door actuating system
CN207453745U (en) The transmission component of automatic door drive system
CN116279145A (en) Sliding door mechanism

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant