CN105545139B - Automatic moving door system - Google Patents

Abstract

The invention discloses a kind of automatic moving door system, including crossbeam, the drive mechanism on crossbeam and position-limit mechanism, drive mechanism branch sleeve component connects door leaf, crossbeam is provided with guiding closing piece by taking door frame；Drive mechanism is included by motor-driven screw mandrel and nut assembly；Nut assembly includes gear frame, the nut being sheathed on screw mandrel, the follow-up unit being fixed on nut；Nut is arranged in gear frame, gear frame branch sleeve component；Screw mandrel drive nut component is along screw mandrel axially reciprocating；During screw mandrel is rotated forward, when follow-up unit touches guiding closing piece, move downwardly to position-limit mechanism being oriented to leading for closing piece upper surface and stopped by the position-limit mechanism, follow-up unit is rotated into the space that is oriented between the side of closing piece and position-limit mechanism with screw mandrel and locked；When screw mandrel is rotated backward, follow-up unit is rotated backward to the limitation for departing from guiding closing piece with screw mandrel and unlocked, and is then axially moved along screw mandrel.

Description

Automatic moving door system

Technical field

The present invention relates to automatic control system field, specifically a kind of automatic moving door system applied to automatically-controlled door.

Background technology

Existing automatic moving door system, generally electric motor driven screw, drive the nut assembly being arranged on screw rod to carry out Move back and forth, and then drive the door leaf being connected with nut assembly.Typically, sliding door system more application is in track traffic, big The mass transportation facilities such as bar door field, it also has locking and unlocking function simultaneously.It is commonly used to the sliding door system in above-mentioned field System, is locked by electromagnetic lock to nut assembly, and then realizes the function of locking a door.The sliding door system of this form, electromagnetic lock must Must be at any time powered the stability that just can guarantee that and lock a door, if after electromagnetic lock power-off, can have door and automatically open up risk, and existing Enter line-locked structure, the problem of having complicated mostly, as mainly by mechanical structure structure in technology on the door with mechanical lock Into system, complicated to bring poor reliability, from great, the problems such as being difficult to control especially is led applied to public transport During domain, the personal safety of passenger can be threatened.

The content of the invention

Goal of the invention：A kind of automatic moving door system that the present invention is provided, to solve in the prior art, using the door of electromagnetic lock The problem of power-off back door present in system can be automatically opened up, and it is complicated present in the door system of application mechanical lock, From great, the problems such as being difficult to control.

Technical scheme：In order to solve the above technical problems, the present invention kind automatic moving door system, including crossbeam, located at crossbeam On drive mechanism and position-limit mechanism, drive mechanism branch sleeve component, connect door leaf by taking door frame, the crossbeam is provided with It is oriented to closing piece；The drive mechanism is included by motor-driven screw mandrel and nut assembly；The nut assembly includes gear frame, set Nut on screw mandrel, the follow-up unit being fixed on nut；Nut is arranged in gear frame, gear frame branch sleeve group Part；Screw mandrel drive nut component is along screw mandrel axially reciprocating；During screw mandrel is rotated forward, when follow-up unit touches guiding During closing piece, move downwardly to position-limit mechanism being oriented to leading for closing piece upper surface and stop that follow-up unit is with silk by the position-limit mechanism Bar is rotated into the space being oriented between the side of closing piece and position-limit mechanism and is locked；When screw mandrel is rotated backward, follow-up unit Rotate backward to the limitation for departing from guiding closing piece and unlock with screw mandrel, be then axially moved along screw mandrel.

Further, there is the mechanism for limiting nut with screw mandrel rotational angle range in the gear frame.

Further, the gear frame has the installation portion being connected with sleeve assembly, and installation portion upwardly extends to be formed by four The nut installation portion that root post is constituted, nut is arranged in the space that four root posts are constituted, wherein towards the two of crossbeam side Root post top is provided with the spacer pin for limiting nut with screw mandrel rotational angle range.

Further, the external diameter of the nut is more than the distance between two heel posts, therefore to be limited in two edge-on for nut In space between post, when nut is axially moved along screw mandrel, by applying thrust to the column of not homonymy, drive gear frame with Nut is moved together.

Further, the nut is made up of inner ring and outer ring, and inner ring coordinates with wire rod thread, and outer ring is enclosed on inner ring simultaneously Cooperated by anti-slop serrations, outer ring is outward extended with the mounting seat of follow-up unit towards crossbeam side.

Further, the mounting seat has a screw, and follow-up unit has a screw rod, and screw rod is screwed in screw, makes to be servo-actuated Part is fixedly connected with nut.

Further, the follow-up unit is roller, using roller with being oriented to closing piece collocation, by being oriented to closing piece surface When can reduce the running resistance of nut assembly, the use stationarity of lifting system to greatest extent.

Further, the outer ring both sides of the nut respectively be located at corresponding adjacent upright posts between, screw mandrel by nut outside Circle driving gear frame is moved axially along screw mandrel.

Further, the elastomeric element for applying twisting resistance to nut is also included in the nut assembly.

Further, the elastomeric element is torsion spring, and one end is ridden against on gear frame, and the other end rides against nut On.

Further, the nut outer ring is outward extended with block, and one end is ridden against on the block.

Further, it is described to be oriented to the smooth upper surface that there is closing piece a guiding follow-up unit to be moved to position-limit mechanism.

Further, the guiding closing piece has one towards the side of position-limit mechanism, shape between the side and position-limit mechanism Into the space of follow-up unit can be fallen into.

Further, the side is that can limit the inclined-plane of follow-up unit ejection.

Further, the angle between the side and vertical plane is 0-10 °, in this angular range, has been oriented to closing piece both Can to follow-up unit apply active force, again will not because angle is excessive cause follow-up unit by it is locked the problem of, the angle is preferred For 3 °.

Further, the slide rail moved for follow-up unit is additionally provided with, the slide rail connects and and guide pad with being oriented to closing piece Upper surface seamlessly transit.Slide rail is set, follow-up unit is moved under the limitation of slide rail, can further increase nut assembly The stationarity of motion.

Further, the position-limit mechanism include one be arranged on crossbeam on limiting plate, the limiting plate have one towards The side of closing piece is oriented to, this is configured to fall into the space of follow-up unit with being oriented to the side of closing piece sideways.

Further, the limiting plate is rotatably installed on crossbeam by bearing pin, the limiting plate towards be oriented to closing piece Side has the riser of bending；Back-moving spring is provided between limiting plate and bearing pin.

Further, the limiting plate being capable of trigger signal switch in spinning movement.

Further, the limiting plate is provided with waist hole, the crossbeam and is provided with spacer pin, and spacer pin is stretched into waist hole Limit limiting plate rotational steps.

Further, the position-limit mechanism includes a man-operated mechanism, and the man-operated mechanism includes one and is arranged on crossbeam Fixed support and a travel(l)ing rest being arranged on bearing pin, back-moving spring is installed, travel(l)ing rest leads between two supports Manual drawstring driving is crossed to rotate around bearing pin, can be by follow-up unit between guiding closing piece and position-limit mechanism in rotation process Transferred in space.

Further, the travel(l)ing rest is arranged on same bearing pin with limiting plate.

Further, the crossbeam two ends are provided with parallel provided with long guide pillar between hanger, hanger, and sleeve assembly is led located at length On post, and it can be moved back and forth on long guide pillar.

Further, it is provided between the hanger on two long guide pillars, each long guide pillar and is respectively equipped with a sleeve assembly, One of sleeve assembly connects drive mechanism, and connects another sleeve assembly by link gear.

Further, the link gear includes the roller being respectively arranged on each hanger and the traction being arranged on roller Part, traction element forms closed loop between the rollers 27 and 28, and the both sides of the closed loop traction element connect with each sleeve assembly respectively Connect.

Beneficial effect：A kind of automatic moving door system of the present invention, nut assembly and guiding closing piece, the combination of position-limit mechanism, Solve existing electromagnetic lock automatic moving door system door in failure to automatically open up, the problem of bringing security risk, also than existing machine The automatic moving door system of tool lock construction is more simple and reliable, and nut assembly is relative to the shape being engaged in the prior art with chute Formula, structure is more succinct, and operation is also more steady, and due to constituting, its overall number of components is few therefore easy to process and deadweight is small, Excessive installing space is not needed.

Brief description of the drawings

Fig. 1 is overall structure diagram of the present invention；

Fig. 2 is second of embodiment structural representation of the invention；

Fig. 3 is the first embodiment for being oriented to closing piece；

Fig. 4 is second of embodiment for being oriented to closing piece；

Fig. 5 is nut assembly structural representation；

Fig. 6 is the combining structure schematic diagram of nut assembly and gear frame；

Fig. 7 is gear frame structural representation；

Fig. 8 is nut structure schematic diagram；

Fig. 9 is guiding closing piece and position-limit mechanism, the mated condition schematic diagram of follow-up unit；

Figure 10 is man-operated mechanism structural representation；

Figure 11 is the structural representation for including link gear on crossbeam.

Embodiment

The present invention is further described below in conjunction with the accompanying drawings.

A kind of automatic moving door system as shown in Figure 1, including crossbeam 11 and to be used for driving gate on crossbeam 11 past The drive mechanism moved again, drive mechanism branch sleeve component 6, sleeve assembly 6 connects door 48 by taking door frame；In 11 liang of crossbeam End be respectively mounted it is parallel between hanger 49, hanger 49 two long guide pillar 50 is housed, sleeve assembly 6 is sleeved on long guide pillar 50, and It can be moved back and forth on long guide pillar 50.

As shown in Figures 3 to 10, drive mechanism includes being fixed on crossbeam 11 motor 1, it is oriented to closing piece 51 and spacing Mechanism 4, motor 1 is connected with controller；The axle connection wire rod 2 of motor 1, it is complete on screw mandrel 2 to be configured with nut assembly 3；Nut Component 3 includes nut 31 and constitutes screw pair with the rigidly connected follow-up unit of nut 31 7, nut 31 and screw mandrel 2, The outside of nut 31 is provided with gear frame 9, can be movable relatively between gear frame 9 and nut 31；Set between gear frame 9 and nut 31 There is torsion spring 10, torsion spring 10 applies pressure, the branch sleeve component 6 of gear frame 9, screw mandrel 2 for support with gear frame 9 to follow-up unit 7 During rotating forward, drive nut 31 to be moved simultaneously with follow-up unit 7, connect when moving to follow-up unit 7 with being oriented to closing piece 51 After touch, follow-up unit 7 moves downwardly to position-limit mechanism 4 and stopped by the position-limit mechanism 4 being oriented to leading for closing piece 51 upper surface, with Dynamic component 7 is rotated into the space being oriented between the side of closing piece 51 and position-limit mechanism 4 with screw mandrel 2 and is locked；Screw mandrel 2 is reverse During rotation, follow-up unit 7 is rotated backward to the limitation for departing from guiding closing piece 51 with screw mandrel 2 and unlocked, then along the axle of screw mandrel 2 To motion.Being oriented to closing piece 51 has one towards the side of position-limit mechanism 4, and being formed between the side and position-limit mechanism 4 to fall into The space of follow-up unit 7.Side is can limit the inclined-plane of the ejection of follow-up unit 7, and the angle between side and vertical plane is 0- 10 °, in this angular range, active force can be applied to follow-up unit 7 by being oriented to closing piece 51, will not be caused again because angle is excessive Follow-up unit 7 by it is locked the problem of, the angle is preferably 3 °.And also have in gear frame 9 and limit nut 31 with the angle of rotation of screw mandrel 2 The mechanism of scope is spent, the mechanism is that the follow-up unit 7 on a space, nut 31 moves up and down with nut 31 within this space, The top and bottom in the space define the slewing area of follow-up unit 7, and then define turning when nut 31 is moved with screw mandrel 2 Dynamic scope.

As shown in figure 3, as the first embodiment, being oriented to closing piece 51 has a guiding follow-up unit 7 to position-limit mechanism 4 Mobile smooth upper surface, in the motion process of follow-up unit 7, when it is not with being oriented to 51 upper surface of closing piece, is in Free state, i.e., the lower end in the space rotated positioned at above-mentioned restriction follow-up unit 7, is arranged between nut 31 and gear frame 9 Torsion spring 10 may be configured as being in relaxation state or less compressive state, not apply twisting resistance to nut 31, or to nut 31 apply less twisting resistance, can make nut 31 in driving follow-up unit 7 to run, more steadily.When follow-up unit 7 is by leading During to 51 upper surface of closing piece, torsion spring 10 is compressed, and torsion is applied to nut 31, thereby it is ensured that follow-up unit 7 can be in contact To after limiting plate 13, the twisting resistance for driving nut 31 and torsion spring 10 to apply is rotated by screw mandrel 2, limiting plate can be smoothly entered Space between 13 and guiding closing piece 51.

As shown in figure 4, as second of embodiment, being also installed with what is moved for follow-up unit 7 on crossbeam 11 Slide rail 5, the slide rail 5 connects with guiding closing piece 51 and the upper surface with being oriented to closing piece 51 is seamlessly transitted, specifically, being oriented to closing piece 51 Slide rail 5 is arranged on close to one end of limiting component, and with horizontal upper surface, is connected with the upper surface of slide rail 5 as one Integral level surface.Set after slide rail 5, follow-up unit 7 i.e. with the upper surface of slide rail 5 and can back and forth transport on this upper surface Dynamic, under this setup, follow-up unit 7 is located between the top and bottom in the space that above-mentioned restriction follow-up unit 7 is rotated, Not with upper end or lower end in contact, now the torsion spring 10 between nut 31 and gear frame 9 is in compressive state, when follow-up unit 7 is transported Move after being contacted with limiting plate 13, screw mandrel 2 rotates the torsion that the power for driving nut 31 to rotate and torsion spring 10 apply to nut 31 Power, it is ensured that follow-up unit 7 can smoothly enter limiting plate 13 and the space being oriented between closing piece 51.Slide rail 5 is set, makes to be servo-actuated Part 7 is moved under the limitation of slide rail 5, can further increase the stationarity of the motion of nut assembly 3.

As shown in Fig. 5 to Fig. 8, gear frame 9 has the installation portion 91 being connected with sleeve assembly 6, and installation portion 91 is upwardly extended The nut installation portion being made up of four root posts 92 is formed, nut 31 is arranged in the space that four root posts 92 are constituted, wherein face The spacer pin 12 that nut 31 is limited with the rotational angle range of screw mandrel 2 is installed to the top of two root posts 92 of the side of crossbeam 11, because This, forms nut 31 between the bottom of the two root posts 92 of spacer pin 12 and the side of crossbeam 11 and spacer pin 12 and is rotated with screw mandrel 2 When rotation space, spacer pin 12 is above-mentioned upper end, and the bottom in space is then lower end between two root posts 92.Nut 31 External diameter be more than the distance between two heel posts 92, therefore nut 31 is limited in the space between two heel posts 92, in spiral shell Mother 31 along screw mandrel 2 is axially moved when, by applying thrust to the column 92 of not homonymy, drive gear frame 9 is started shipment with nut 31 1 Dynamic, nut 31 is made up of inner ring and outer ring, and inner ring coordinates with the screw thread of screw mandrel 2, and outer ring is enclosed on inner ring and mutual by anti-slop serrations Coordinate, outer ring is outward extended with the mounting seat of follow-up unit 7 towards the side of crossbeam 11, and mounting seat has a screw, and follow-up unit 7 has One screw rod, screw rod is screwed in screw, follow-up unit 7 is fixedly connected with nut 31.Follow-up unit 7 can use roller, But the small part of the smooth running resistance in other types surface, the smooth sliding shoe in such as surface.Using roller with being oriented to closing piece 51 collocation, can reduce the running resistance of nut assembly 3, the use of lifting system to greatest extent when by being oriented to 51 surface of closing piece Stationarity.The outer ring both sides of nut 31 are located between corresponding adjacent upright posts 92 respectively, and screw mandrel 2 is driven by the outer ring of nut 31 and passed Moving frame 9 is moved axially along screw mandrel 2.Also included in nut assembly 3 to nut 31 and apply twisting resistance torsion spring 10, one end rides against On gear frame 9, the other end is ridden against on nut 31, and torsion spring is more than the model of the diameter of screw mandrel 2 using internal diameter, is enclosed on outside screw mandrel 2, The outer ring of nut 31 is outward extended with block 32, and one end is ridden against on the block 32.

As shown in figure 9, position-limit mechanism 4 includes a limiting plate 13 being arranged on crossbeam 11, the limiting plate 13 has face To the side for being oriented to closing piece 51, this is configured to fall into the space of follow-up unit 7, limiting plate with being oriented to the side of closing piece 51 sideways 13 are rotatably installed on crossbeam 11 by bearing pin 14, and the limiting plate 13 has the riser of bending towards the side of closing piece 51 is oriented to 26, manufactured when the angle of the riser 26 is according to practical application, specifically, when follow-up unit 7 is not contacted with riser 26, the bending The upper semisection of riser 26 is vertical, and lower semisection is bent to the direction for being oriented to closing piece 51, and after follow-up unit 7 is contacted with riser 26, Driving limiting plate 13 is rotated, after stopping is rotated, and lower semisection is changed into vertical direction, and upper semisection is curved to the direction for being oriented to closing piece 51 Folding, the bending degree of riser 26 is set according to the rotational angle of limiting plate 13, and such as rotational angle of limiting plate 13 is α, then vertical The angle at folded obtuse angle is 180 ° of-α between the upper semisection and lower semisection of plate 26；It is additionally provided between limiting plate 13 and bearing pin 14 multiple Position spring, back-moving spring can be torsion spring, and torsion spring set is on bearing pin 14, and its one end is fixed on limiting plate 13, and the other end is fixed On crossbeam 11, limiting plate 13 can be switched on 15, limiting plate 13 by its edge triggered signal in spinning movement and be provided with waist Spacer pin 19 is installed, spacer pin 19 stretches into the limitation anglec of rotation of limiting plate 13 in waist hole 27 on hole 27, crossbeam 11.

As shown in Figure 9, Figure 10, position-limit mechanism 4 also includes a man-operated mechanism, and the man-operated mechanism includes one and is arranged on horizontal stroke Reset bullet is installed between fixed support 20 and a travel(l)ing rest 17 being arranged on bearing pin 14 on beam 11, two supports Spring, back-moving spring can be torsion spring, and torsion spring set is in bearing pin 14, and its one end is fixed on fixed support 20, and the other end is propped up with activity Frame 17 is fixedly connected, and travel(l)ing rest 17 can be by follow-up unit 7 between guiding closing piece 51 and position-limit mechanism 4 in rotary course Space in transfer to, specifically, the slide block 21 of a bending can be set in the bottom of travel(l)ing rest 17, slide block 21 is from servo-actuated portion The lower section of part 7 transfers to it from the space being oriented between closing piece 51 and position-limit mechanism 4, and travel(l)ing rest 17 can pass through manual drawstring 8 Driving is rotated around bearing pin 14, and manual drawstring 8 is connected with solution lock-switch, and solution lock-switch can be for a manual knob, energy during rotation Enough pull manual drawstring 8.In actual applications, its actual position that can make one to readily access installed in subway inwall etc. Put.When it is that center of rotation is rotated with bearing pin 14 that turn solution lock-switch, which drives travel(l)ing rest 17, slide block 21 promotes servo-actuated portion Part 7 is moved upwards.Travel(l)ing rest 17 is arranged on same bearing pin 14 with limiting plate 13, and the two will not interfere with each other, and And integrated level is high, can save installing space.

The above is recited as the sliding door singly an opened system, and when setting two sleeve assemblies 6, as shown in Fig. 2 two Individual sleeve assembly 6 is connected by link gear, and each sleeve assembly 6 connects door 48 by taking door frame respectively, then constitutes one Individual pair is opened sliding door system, and two doors 48 are opposite under the drive of link gear or move opposite to each other.As shown in figure 11, link gear Including the roller being separately mounted on each hanger 49 and the traction element 63 being wound on roller, traction element 63 is in two rollers Between form closed loop, one side of the closed loop traction element 63 is connected with sleeve assembly 6, and another side connects with driven socket component 61 Connect, and traction element 63 can be timing belt, steel wire rope, driving-chain etc., and gear is replaced by using roller during driving-chain.

A kind of automatic moving door system of the present invention, can be divided into following motion process and state：

1st, it is electronic to lock a door：Controller sends signal to motor 1, rotates the drive screw 2 of motor 1, screw mandrel 2 passes through nut group Part 3 drives follow-up unit 7 axially to be moved along screw mandrel 2 to position-limit mechanism 4, when follow-up unit 7 touches guiding closing piece 51, is leading Move downwardly to limiting plate 13 to leading for the upper surface of closing piece 51 and stopped by the limiting plate 13, follow-up unit 7 with screw mandrel 2 rotate into Enter to be oriented to the space between the side of closing piece 51 and limiting plate 13 and be locked, in the process, limiting plate 13 is rotated, and triggering is set Signaling switch 15 thereunder is put, signaling switch 15 is sent after signal in place to controller, and controller controlled motor 1 is stalled, Completion is locked a door.

2nd, electric open-door：Controller to motor 1 send signal, make motor 1 drive screw mandrel 2 rotate backward, follow-up unit 7 with Screw mandrel 2 is rotated backward to the limitation for departing from guiding closing piece 51 and unlocked, and is departed from limiting plate 13, and limiting plate 13 is in torsion spring In the presence of return, trigger signal switch 15 sends unlocking signal to controller, and then limiting component 7 is axially moved along screw mandrel 2. When follow-up unit 7 moves to 2 other end of screw mandrel, motor 1 is stalled, and completes to open the door.

3rd, lock a door manually：Manual actuation sleeve assembly 6, makes nut assembly 3 axially be moved in screw mandrel 2 to position-limit mechanism 4, this When screw mandrel 2 be passive rotation.When follow-up unit 7 touches guiding closing piece 51, transported in the case where being oriented to the guiding of the upper surface of closing piece 51 Move to limiting plate 13 and stopped by the limiting plate 13, follow-up unit 7 with screw mandrel 2 be rotated into be oriented to closing piece 51 side with it is spacing Space between plate 13 and be locked, in the process, limiting plate 13 is rotated, and triggering sets signaling switch 15 thereunder, Signaling switch 15 is sent after signal in place to controller, completes to lock a door.

4th, open Door by Hand：During locked door condition, by rotating solution lock-switch so that manual drawstring 8 pulls travel(l)ing rest 17 Done rotationally clockwise around bearing pin 14, the slide block 21 of travel(l)ing rest 17 stirs follow-up unit 7 from bottom, makes follow-up unit 7 leave latched position, while torsion spring driving limiting plate 13 is rotated clockwise around bearing pin 14, and trigger signal switch 15, unclamp solution After lock-switch, travel(l)ing rest 17 rotates to original position under the driving of back-moving spring, and then manual actuation sleeve assembly 6, makes Nut assembly 3 is axially moved in screw mandrel 2 to the direction away from position-limit mechanism 4, and realization opens Door by Hand.

Described above is only the preferred embodiment of the present invention, it should be pointed out that：For the ordinary skill people of the art For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should It is considered as protection scope of the present invention.

Claims (24)

1. a kind of automatic moving door system, including crossbeam（11）, located at crossbeam（11）On drive mechanism and position-limit mechanism（4）, drive Motivation structure branch sleeve component（6）, door leaf is connected by taking door frame, it is characterised in that：The crossbeam（11）It is provided with guide lock Block（51）；The drive mechanism is included by motor（1）The screw mandrel of driving（2）And nut assembly（3）；The nut assembly（3）Bag Include gear frame（9）, be sheathed on screw mandrel（2）On nut, the follow-up unit that is fixed on nut（7）；Nut is arranged on gear frame （9）It is interior, gear frame（9）Connect active sleeve assembly（6）；Screw mandrel（2）Drive nut component（3）Along screw mandrel（2）Axial reciprocating is transported It is dynamic；Screw mandrel（2）During rotating forward, work as follow-up unit（7）Touch guiding closing piece（51）When, it is being oriented to closing piece（51）Upper table Leading for face moves downwardly to position-limit mechanism（4）And by the position-limit mechanism（4）Stop, follow-up unit（7）With screw mandrel（2）It is rotated into It is oriented to closing piece（51）Side and position-limit mechanism（4）Between space and be locked；Screw mandrel（2）When rotating backward, follow-up unit （7）With screw mandrel（2）Rotate backward to disengaging and be oriented to closing piece（51）Limitation and unlock, then along screw mandrel（2）It is axially moved； The position-limit mechanism（4）Crossbeam is arranged on including one（11）On limiting plate（13）, the limiting plate（13）With one side guide To closing piece（51）Side, this sideways be oriented to closing piece（51）Side be configured to fall into follow-up unit（7）Space.

2. automatic moving door system according to claim 1, it is characterised in that：The gear frame（9）In have restriction nut （31）With screw mandrel（2）The mechanism of rotational angle range.

3. automatic moving door system according to claim 2, it is characterised in that：The gear frame（9）Have and controlled device The installation portion of connection（91）, installation portion（91）Upwardly extend to be formed by four root posts（92）The nut installation portion of composition, nut peace Mounted in four root posts（92）In the space of composition, wherein towards crossbeam（11）The two root posts of side（92）Install limited in top Determine nut（31）With screw mandrel（2）The spacer pin of rotational angle range（12）.

4. automatic moving door system according to claim 3, it is characterised in that：The nut（31）External diameter be more than it is two edge-on Post（92）The distance between.

5. automatic moving door system according to claim 3, it is characterised in that：The nut（31）By inner ring and outer ring structure Into inner ring and screw mandrel（2）Screw thread coordinates, and outer ring is enclosed on inner ring and cooperated by anti-slop serrations, and outer ring is towards crossbeam（11） Side is outward extended with follow-up unit（7）Mounting seat.

6. automatic moving door system according to claim 5, it is characterised in that：The mounting seat has a screw, follow-up unit （7）There is a screw rod, screw rod is screwed in screw, makes follow-up unit（7）And nut（31）It is fixedly connected.

7. the automatic moving door system according to claim any one of 1-6, it is characterised in that：The follow-up unit（7）For rolling Wheel.

8. automatic moving door system according to claim 5, it is characterised in that：The nut（31）Outer ring both sides difference position In corresponding adjacent upright posts（92）Between, screw mandrel（2）Pass through nut（31）Outer ring drives gear frame（9）Along screw mandrel（2）Axially move It is dynamic.

9. the automatic moving door system according to claim 1 or 3, it is characterised in that：The nut assembly（3）In also include to Nut（31）Apply the elastomeric element of twisting resistance（10）.

10. automatic moving door system according to claim 9, it is characterised in that：The elastomeric element（10）For torsion spring, torsion spring One end rides against gear frame（9）On, the other end rides against nut（31）On.

11. automatic moving door system according to claim 10, it is characterised in that：The nut（31）Outer ring is outward extended with Block（32）, one end rides against the block（32）On.

12. automatic moving door system according to claim 1, it is characterised in that：The guiding closing piece（51）With a guiding Follow-up unit（7）To position-limit mechanism（4）Mobile smooth upper surface.

13. the automatic moving door system according to claim 1 or 12, it is characterised in that：The guiding closing piece（51）With one Towards limiting plate（13）Side, this side and position-limit mechanism（4）Between formed can fall into follow-up unit（7）Space.

14. automatic moving door system according to claim 13, it is characterised in that：The side is that can limit follow-up unit （7）The inclined-plane of ejection.

15. automatic moving door system according to claim 14, it is characterised in that：Angle between the side and vertical plane For 0-10 °.

16. the automatic moving door system according to claim 1 or 12, it is characterised in that：It is additionally provided with for follow-up unit（7）Move Dynamic slide rail（5）, the slide rail（5）With being oriented to closing piece（51）Connect and with being oriented to closing piece（51）Upper surface seamlessly transit.

17. automatic moving door system according to claim 1, it is characterised in that：The limiting plate（13）It can be revolved by bearing pin Turn ground and be arranged on crossbeam（11）On, the limiting plate（13）Towards guiding closing piece（51）Side has the riser of bending（26）；It is spacing Plate（13）Back-moving spring is provided between bearing pin.

18. automatic moving door system according to claim 17, it is characterised in that：The limiting plate（13）In spinning movement Being capable of trigger signal switch（15）.

19. automatic moving door system according to claim 17, it is characterised in that：The limiting plate（13）It is provided with waist hole （27）, the crossbeam（11）On spacer pin is installed（19）, spacer pin（19）Stretch into waist hole（27）Interior limitation limiting plate（13）Rotation Gyration.

20. the automatic moving door system according to claim 1,17 or 18, it is characterised in that：The position-limit mechanism（4）Including One man-operated mechanism, the man-operated mechanism includes one and is arranged on crossbeam（11）On fixed support（20）Bearing pin is arranged on one On travel(l)ing rest（17）, back-moving spring, travel(l)ing rest are installed between two supports（17）Pass through manual drawstring（8）Driving around Bearing pin is rotated, can be by follow-up unit in rotation process（7）From guiding closing piece（51）With limiting plate（13）Between space in Transfer to.

21. automatic moving door system according to claim 20, it is characterised in that：The travel(l)ing rest（17）With limiting plate （13）Installed in same bearing pin（14）On.

22. automatic moving door system according to claim 1, it is characterised in that：The crossbeam（11）Two ends are provided with hanger （44）, hanger（44）Between it is parallel be provided with long guide pillar（45）, sleeve assembly（6）Located at long guide pillar（45）On, and can be in long guide pillar （45）It is upper to move back and forth.

23. automatic moving door system according to claim 22, it is characterised in that：The hanger（44）Between provided with two long Guide pillar（45）, each long guide pillar（45）On be respectively equipped with a sleeve assembly（6）, one of sleeve assembly（6）Connection driving Mechanism, and another sleeve assembly is connected by link gear（6）.

24. automatic moving door system according to claim 23, it is characterised in that：The link gear includes being respectively arranged on respectively Individual hanger（44）On roller and the traction element that is arranged on roller（63）, traction element（63）Formed between the rollers 27 and 28 Closed loop, the closed loop traction element（63）Both sides respectively with each sleeve assembly（6）Connection.