The utility model content
It is a kind of simple in structure that main purpose of the present utility model is to provide, easy operating, and the antitheft interlock of safe automatic curtain door to solve above-mentioned variety of issue, perhaps solves wherein a part of problem at least.
According to an aspect of the present utility model, a kind of antitheft interlock of automatic curtain door is provided, comprising: doorframe, be arranged at doorframe top by motor-driven rotating shaft, drive the door body that is connected with rotating shaft, the door body comprises: the first dodge gate body is connected with rotating shaft; The second dodge gate body, be positioned at the end of the first dodge gate body, slidably be connected with the first dodge gate body, make the last back timber of the second dodge gate body and the following bottom girder of the first dodge gate body have first operating position that fits and reach second operating position of presetting spacing; This antitheft interlock also comprises: the driving member that can vertically move, and its upper end is on the following bottom girder of the first dodge gate body and the second dodge gate body between the back timber, and the lower end is stretched in the second dodge gate body; Transversely movable tight lock part is fixed in the inboard of the second dodge gate body, and its lock pin matches with lockhole on the doorframe; Linear motion conversion mechanism is arranged on the inboard of the second dodge gate body, drives with tight lock part with driving member respectively to be connected, and is used for the rectilinear motion vertically of driving member is converted to the rectilinear motion of the along continuous straight runs of tight lock part.
Further, linear motion conversion mechanism comprises the gear that is arranged on the second dodge gate body; The upper end of driving member is connected with the following bottom girder of the first dodge gate body, and the lower end has the first spur rack section with the engagement of the primary importance of gear; Tight lock part comprises second spur rack section and the lock pin that is connected, the second place engagement of the second spur rack section and gear.
Further, the inboard of the second dodge gate body also is provided with clamping device, cooperates the grasping part that forms the clamping driving member with gear;
Further, linear motion conversion mechanism comprises the gear that is arranged on the second dodge gate body; Pass the spacing hole of the upper end of driving member back timber from the second dodge gate body, the lower end has the first spur rack section with the engagement of the primary importance of gear; Tight lock part comprises: the elasticity reset device of Lian Jieing, second spur rack section and the lock pin successively, and wherein, the outer end of elasticity reset device is connected with the second dodge gate body, the second place engagement of the second spur rack section and gear; This antitheft interlock also comprises: clamping device, be arranged on the second dodge gate body, and cooperate the grasping part that forms the clamping driving member with gear.
Further, clamping device comprises: the bearing pin that at least one vertically is arranged on the second dodge gate body inboard is arranged with turning set on the bearing pin.
Further, the second dodge gate body inboard is provided with the gathering sill that the control tight lock part laterally moves.
Further, the bottom of the first dodge gate body is provided with sliding recess, is fixed with the joint portion of matching with sliding recess on the last back timber of the second dodge gate body.
Further, the second dodge gate body comprises the shell body with last back timber and is positioned at the installation housing of shell body inboard that gear and bearing pin are installed in to be installed on the housing.
Further, gear is a compound gear, and the primary importance of gear is first gear that is connected with the driving member driving of compound gear, and the second place of gear is second gear that is connected with the driving of second spur rack of compound gear.
According to another aspect of the present utility model, a kind of automatic curtain door is provided, this rolling door has disposed above-mentioned any one antitheft interlock.
According to the technical solution of the utility model, because the door body comprises the first dodge gate body and the second dodge gate body that slidably connects; The driving member that can vertically move, its upper end is on the following bottom girder of the first dodge gate body and the second dodge gate body between the back timber, and the lower end is stretched in the second dodge gate body; Transversely movable tight lock part is fixed in the inboard of the second dodge gate body, and linear motion conversion mechanism, is arranged on the inboard of the second dodge gate body, drives with tight lock part with driving member respectively to be connected.Like this, when the door body in the process of closing automatically, form the gap between the second dodge gate body and the first dodge gate body, the upper end of driving member is arranged in this gap, when the second dodge gate body close put in place after, the first dodge gate body continues to move down under the driving of rotating shaft, until eliminating with the gap of the second dodge gate body, the down motion under the promotion of bottom girder under the first dodge gate body of driving member this moment drives linear motion conversion mechanism, and then drive tight lock part and laterally move, reach self-locking purpose.When the first dodge gate body was up opened under the rotating shaft effect, the upper end of driving member returned back in the gap between the first dodge gate body and the second dodge gate body, and tight lock part laterally is retracted in the body simultaneously, realizes the purpose of automatic unlocking.Thereby antitheft interlock complex structure of the automatic curtain door that has overcome prior art and the high problem of cost, and then reached and reduce cost, simple to operation, the effect of good anti-theft effect.
The specific embodiment
Hereinafter will describe the utility model with reference to the accompanying drawings and in conjunction with the embodiments in detail.Need to prove that under the situation of not conflicting, embodiment and the feature among the embodiment among the application can make up mutually.
Fig. 1 illustrates first embodiment according to the antitheft interlock of automatic curtain door of the present utility model, as shown in the figure, this antitheft interlock comprises doorframe 1, be arranged on the doorframe 1 by motor-driven rotating shaft (not shown), drive the door body 2 that is connected with rotating shaft, wherein door body 2 comprises: the first dodge gate body 21 that is connected with rotating shaft; Be positioned at the second dodge gate body 22 of the end of the first dodge gate body 21, it slidably is connected with the first dodge gate body 21, makes the last back timber of the second dodge gate body 22 and the following bottom girder of the first dodge gate body 21 have first operating position that fits and second operating position that forms default spacing; This antitheft interlock also comprises: the driving member 3 that can vertically move, and its upper end is on the following bottom girder of the first dodge gate body 21 and the second dodge gate body 22 between the back timber, and the lower end is stretched in the second dodge gate body 22; Transversely movable tight lock part 4 is fixed in the inboard of the second dodge gate body 22, and its lock pin 41 matches with lockhole on the doorframe 1; Linear motion conversion mechanism 5 is arranged on the inboard of the second dodge gate body 22, drives with tight lock part 4 with driving member 3 respectively to be connected, and is used for the rectilinear motion vertically of driving member 3 is converted to the rectilinear motion of the along continuous straight runs of tight lock part 4.
In the present embodiment, the linear motion conversion mechanism 5 of antitheft interlock comprises the gear 51 that is arranged on the second dodge gate body 22, and gear 51 comprises the primary importance 511 and the second place 512; Fixedly connected with the following bottom girder of the first dodge gate body 21 in the upper end of driving member 3, the lower end has the first spur rack section with primary importance 511 engagement of gear 51; Tight lock part 4 comprises the second spur rack section 42 and lock pin 41, the second spur rack sections and 512 engagements of the gear second place that are connected.
In the present embodiment, rolling door is closed in the closed procedure, after the second dodge gate body 22 contacts to earth, remain on static relatively position, and the hidden theftproof lock that is installed in the second dodge gate body 22 also remains on static relatively position, the first dodge gate body 21 is because of the existence in the gap between itself and the second dodge gate body 22, under the effect of the gravity of rolling door self or automatic curtain door drive, continue to move downward, compressing driving member 3 moves downward, driving member 3 is in the process that moves downward, primary importance 511 engagements of its first spur rack section and gear 51, thereby driven gear 51 rotates, accordingly, the second place 512 of gear 51 also begins to rotate thereupon, the second spur rack section that drives on the tight lock part 4 that meshes with the second place 512 is outwards moved, and then drive tight lock part 4 outwards moves, make lock pin 41 enter the lockhole that is located in the doorframe 1, when the first dodge gate body 21 moves to preset distance, contact with the last back timber of the second dodge gate body 22, thus stop motion, at this moment, lock pin 41 has been finished the action that enters lockhole, thereby has realized locking function.Fig. 5 shows this antitheft interlock and is in perspective view under the locking states, wherein, under the first dodge gate body on the bottom girder and the second dodge gate body bottom girder be in the state that fits, lock pin is in the middle of the lockhole fully, the antitheft chain locking states that is in.
When rolling door is opened, under the effect of the drive unit of automatic curtain door self, the first dodge gate body 21 begins to move upward, because driving member 3 and the first dodge gate body 21 are for fixedlying connected, therefore, driving member 3 moves upward with the first dodge gate body 21, and then driven gear 51 begins to clockwise rotate, and under the drive of gear 51, the second spur rack section on the tight lock part 4 begins to move to the inside, driving tight lock part 4 moves to the inside, lockhole is deviate from lock pin 41 beginnings gradually, because lock pin 41 still is arranged in lockhole, therefore, the second dodge gate body 22 still is in locked state, keeps static relatively.When the sliding recess 211 of the first dodge gate body 21 by the bottom moves upward to joint portion 221 clamped positions of last back timber of the second dodge gate body 22, lock pin 41 is deviate from lockhole fully, under the effect of the first dodge gate body 21, begin to drive the second dodge gate body 22 and move upward, thereby realize the process of unblanking.The antitheft interlock that Fig. 6 shows the utility model embodiment is in the perspective view under the open mode, in the present embodiment, the first dodge gate body is in second operating position that forms default spacing with the second dodge gate body, in this state, lock pin is deviate from lockhole fully, the antitheft chain open mode that is in.
Driving member 3 can be fixed on the following bottom girder of the first dodge gate body 21 in the present embodiment, can link with the first dodge gate body 21, because driving member 3 has been fixedly installed on the first dodge gate body 21, carry out clamping so can need not 6 pairs of driving members of clamping device 3, certainly, in the present embodiment, also can install clamping device 6 additional in the second dodge gate body, 22 inboards, match with the primary importance 511 in the gear 51, form the grasping part of clamping driving member 3, the outside problem of skew in the time of can avoiding driving member 3 to carry out gear motion makes transmission better effects if between the two.This clamping device 6 can be at least one trundle 61 with drive sleeve 62, so that it has better firm effect and littler frictional force, and the opposition when reducing the driving member lengthwise movement, thus realize better engaged transmission.For reaching disguised preferably effect, the installing hole of the installing hole of trundle 61 and linear motion conversion mechanism 5 is blind hole.
The second dodge gate body, 22 inboards of the antitheft interlock of present embodiment can also be provided with the laterally steering groove 44 that control tight lock part 4 laterally moves, and to prevent can't to enter lockhole owing to tight lock part 4 off normals cause lock pin 41, cause door lock to lose efficacy.This gathering sill 44 is for example formed by the rib that is fixed in the dodge gate body.
Fig. 2, Fig. 3 shows second embodiment according to the antitheft interlock of automatic curtain door of the present utility model, the difference of present embodiment and Fig. 1 embodiment is, the upper end of driving member 3 is a free end, be not connected with the first dodge gate body 21, offering spacing hole 222 on the back timber on the second dodge gate body 22, the upper end of driving member 3 passes from spacing hole 222, also be provided with clamping device 6 in the second dodge gate body, 22 inboards, this clamping device 6 can be at least one trundle 61, match with gear, the skew that restriction driving member 3 takes place except that vertically moving, preferably, on trundle 61, be with drive sleeve 62,, keep transmission effect preferably simultaneously so that frictional force is littler between driving member 3 and the trundle 61.Simultaneously, tight lock part 4 in the present embodiment is except comprising the second spur rack section 42 and lock pin 41 that is connected, also comprise an elasticity reset device 43, an end of this elasticity reset device 43 is connected on the second dodge gate body 22, and the other end is connected with the second spur rack section.
In the present embodiment, the motion process of locking of antitheft interlock is identical with first embodiment, all is to drive driving member 3 by 21 times bottom girders of the first dodge gate body to do vertically moving down, under the effect of linear motion conversion mechanism 5, the tight lock part 4 that drives transverse movement stretches out, and finishes the process of locking.
The process of unblanking according to present embodiment is as described below: when the automatic curtain door begins to move upward under the drive unit effect, the first dodge gate body 21 moves upward with driving rotating shaft, at this moment, the antitheft chain locked state that is in, in the process that the first dodge gate body 21 moves upward gradually, under the tension of elasticity reset device 43, the second spur rack section begins to left movement, drive lock pin 41 to left movement, under the driving of the second spur rack section, gear 51 begins to do and clockwise rotates, the driving member 3 that is in engagement with gear 51 begins to move upward, because the contention effect of the first dodge gate body 21, so moving upward of the inside motion of elasticity reset device 43 and the first dodge gate body 21 always adapts.When the first dodge gate body 21 moves to clamped position with the joint portion 221 of the second dodge gate body 22, under the effect of elasticity reset device 43, lock pin 41 breaks away from lockhole fully, thereby 22 beginnings of the second dodge gate body have realized the breakdown action of door along with the first dodge gate body 21 moves upward.Preferably, elasticity reset device 43 is a spring.
Preferably, as shown in Figure 4, antitheft interlock of the present utility model can also comprise the shell body with last back timber and be positioned at the installation housing 7 of described shell body inboard, gear 51, bearing pin 61 are installed in to be installed on the housing 7, generally speaking, the thickness of door body all has certain restriction, therefore, is very much inconvenience for the installation of bearing pin.Under the effect of housing 7, gear 51 and bearing pin 61 can have more firm installation position.In addition, for making when the door body is in locked state, reach higher disguised effect, the door external body is mutually concordant, makes the first dodge gate body 21 consistent with the outward appearance of other joint portion of door with the joint portion of the second dodge gate body 22.Referring to Fig. 7, antitheft chain bearing pin all is installed on the second dodge gate body, can't see the installation site of lock from the outside, therefore has good disguise and safety.
Preferably, gear 51 is a compound gear, and first gear with driving member 3 engagements of compound gear is the primary importance 511 of gear 51, and second gear of second spur rack engagement compound gear and tight lock part 4 is the second place 512 of gear 51.
Preferably, gear 51 can have the bearing pin that is mated, and bearing pin is installed on the second dodge gate body 22 or installs on the shell 7.
The antitheft interlock of each above-mentioned embodiment all can be installed in the interior arbitrary curtain sheet position of arbitrary rail length of the second dodge gate body 22, and the position flexibility and changeability has further improved theftproof performance.
In order to play better antitheft effect, antitheft interlock can be installed in the second dodge gate body both sides, and quantity is two.
The utility model also provides a kind of automatic curtain door, and this rolling door has above-mentioned any one antitheft interlock of mentioning.
Be preferred embodiment of the present utility model only below, be not limited to the utility model, for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.