A kind of vertical portion of gear drive has the gas-tight silo door system of elastomeric material
Technical field
The application relates to a kind of door system, and the vertical portion being specially a kind of gear drive has the gas-tight silo door system of elastomeric material.
Background technology
Storage for grain, fruit, clothing, electronic product, chemical products etc. needs to reach strict sealing effectiveness usually, to prevent the generation of the intrusion of impurity or dust, aging acceleration and other destructive effects.At present, the warehouse in order to stored goods needs to install weather strip additional to reach preferably sealing effectiveness usually.And when choosing weather strip, usually need the size of consideration warehouse gate, specification and material, bring inconvenience to user, also improve the cost of door.
Summary of the invention
The present invention is in order to overcome defect of the prior art, and the vertical portion providing a kind of gear drive has the gas-tight silo door system of elastomeric material, and it can realize preferably sealing performance automatically by the driving of motor.
The vertical portion of gear drive has a gas-tight silo door system for elastomeric material, comprises gate seat, and described gate seat has storehouse opening for connection warehouse; Described gate seat is hinged by jointed shaft in the bottom of the right side of described storehouse opening and door plate, the front of described door plate is installed with opening cock body and is pressed in the storehouse opening of described gate seat in end-state by described opening cock body, the bottom of described storehouse opening is provided with sealing ring around the passage of described storehouse opening, and described opening cock body engages when end-state is pressed into described storehouse opening with described sealing ring and formed and seals; Described opening cock body has elasticity.
Described door plate upper end is arranged side by side two through holes on the direction of described jointed shaft, passed by two door-plate guide rods respectively, opening cock body on described door plate is between described two through holes, described two door-plate guide rods have circular arc portion and vertical portion, wherein, the center of circle of described circular arc portion is positioned at described jointed shaft place, and the upper right side of described circular arc portion is connected with the upper end one of described vertical portion.
The left lower end of described circular arc portion is provided with spherical protuberance, described two through holes of wherein said door plate are elongated hole, the lower end of described vertical portion is arranged in the groove of described gate seat right-hand member, the lower-left end of described circular arc portion is arranged in the groove of gate seat left end, right groove elastomeric material is filled with, for by described vertical portion bias voltage left in the groove of wherein said right-hand member; Left groove elastomeric material is filled with, for by described circular arc portion bias voltage left in the groove of described left end; When described door plate rotates along described two door-plate guide rods, when described elongated hole is without described spherical protuberance, described door-plate guide rod contacts with the outer end of described elongated hole under the bias voltage of described elastomeric material, has gap between the inner of described elongated hole and described door-plate guide rod; When described elongated hole through described spherical protuberance when, described door-plate guide rod is pushed to the right by described door plate, and thus described elastomeric material is compressed; When described door plate the most at last opening cock body to be in place in the opening of described storehouse and after entering end-state, described elastomeric material is again by described door-plate guide rod bias voltage left, and position-limiting action is played to described door plate in described spherical protruding parts above the elongated hole outer end edges of described door plate.
Described jointed shaft is fixedly connected with described gate seat, described door plate is supported on described jointed shaft rotationally, also driven gear is rotatably mounted with in one end of described jointed shaft, described driven gear is fixedly connected with by welding with described door plate, and described driven gear engages with travelling gear; Described travelling gear is connected with motor power; Motor can drive described travelling gear to rotate, thus drives described driven gear to rotate, and door plate can rotate along described two door-plate guide rods around described hinged axonometer then.
Described door system also has circular arc guide plate, described circular arc guide plate is concentric with the described circular arc portion of described door-plate guide rod, the left end of described circular arc guide plate to be fixedly installed on described gate seat and to be positioned on the left of described jointed shaft, the right-hand member of described circular arc guide plate to be arranged on fixed block and to be positioned on the right side of described jointed shaft, and described fixed block is fixedly connected with described gate seat, described door plate is provided with the guide plate passed for described circular arc guide plate and passes hole, described fixed block is rotatably mounted with worm gear, described worm gear coordinates with worm screw, described worm gear has axial central through hole, internal thread is provided with in described axial central through hole, described axial central through hole coordinates with external screw thread latch lever, described circular arc guide plate is provided with the left plate hole and right panel hole that pass through for described external screw thread latch lever, when described door plate is in end-state, described worm screw can drive described worm gear wheel, and then described external screw thread latch lever can be moved to the left and its left end through left plate hole, now described external screw thread latch lever can be fitted with the back side of described door plate thus by described door plate breech lock, when described in described worm-gear driven, external screw thread latch lever moves right, the right-hand member of described external screw thread latch lever can through described right panel hole and its left end can return in described axial central through hole, and now the back side of described external screw thread latch lever and described door plate departs from and fits and described door plate can be allowed freely to rotate.
Two end faces of described worm gear are provided with annular protrusion, and described annular protrusion is arranged on described fixed block by ball bearing.
In the present invention, by arranging drive and driven pulley, opening cock body can be put in place by Auto-mounting under the driving of motor; By the left lower end at circular arc portion, spherical protuberance is set, right groove elastomeric material is filled in the groove of right-hand member, in the groove of left end, fill left groove elastomeric material, after opening cock body is in place by door plate, position-limiting action can be played to door plate; The setting of circular arc guide plate, worm and worm wheel can realize the breech lock of door plate and freely rotate.
Accompanying drawing explanation
Fig. 1 is that the master of gas-tight silo door system when original state that the vertical portion of a kind of gear drive of the present invention has an elastomeric material looks generalized section;
Fig. 2 is that the master of gas-tight silo door system when end-state that the vertical portion of a kind of gear drive of the present invention has an elastomeric material looks generalized section;
Fig. 3 is the schematic diagram of external screw thread latch lever when fitting in the back side with door plate of the embodiment of the present invention;
Fig. 4 is the external screw thread latch lever of the embodiment of the present invention departs from when fitting schematic diagram at the back side with door plate.
Detailed description of the invention
The vertical portion of gear drive has a gas-tight silo door system for elastomeric material, comprises gate seat 2, and described gate seat 2 has storehouse opening 3 for connection warehouse; Described gate seat 2 is hinged by jointed shaft in the bottom of the right side of described storehouse opening 3 and door plate 8, the front of described door plate 8 is installed with opening cock body 9 and is pressed in the storehouse opening 3 of described gate seat 2 in end-state by described opening cock body 9, the bottom of described storehouse opening is provided with sealing ring around the passage of described storehouse opening, and described opening cock body 9 engages when end-state is pressed into described storehouse opening with described sealing ring and formed and seals; Described opening cock body 9 has elasticity.
Described door plate 8 upper end is arranged side by side two through holes on the direction of described jointed shaft, passed by two door-plate guide rods respectively, opening cock body on described door plate 8 is between described two through holes, described two door-plate guide rods have circular arc portion 10 and vertical portion 5, wherein, the center of circle of described circular arc portion 10 is positioned at described jointed shaft place, and the upper right side of described circular arc portion 10 is connected with the upper end one of described vertical portion 5.
The left lower end of described circular arc portion 10 is provided with spherical protuberance 21, described two through holes of wherein said door plate 8 are elongated hole, the lower end of described vertical portion 5 is arranged in the groove of described gate seat 2 right-hand member, the lower-left end of described circular arc portion 10 is arranged in the groove of gate seat 2 left end, right groove elastomeric material 22 is filled with, for by described vertical portion 5 bias voltage left in the groove of wherein said right-hand member; Left groove elastomeric material 23 is filled with, for by described circular arc portion 10 bias voltage left in the groove of described left end; When described door plate 8 rotates along described two door-plate guide rods, when described elongated hole is without described spherical protuberance, described door-plate guide rod contacts with the outer end of described elongated hole under the bias voltage of described elastomeric material 22,23, has gap between the inner of described elongated hole and described door-plate guide rod; When described elongated hole through described spherical protuberance when, described door-plate guide rod is pushed to the right by described door plate 8, and thus described elastomeric material 22,23 is compressed; When described door plate 8 the most at last opening cock body 9 to be in place in described storehouse opening 3 and after entering end-state, described elastomeric material 22,23 is again by described door-plate guide rod bias voltage left, and position-limiting action is played to described door plate 8 in described spherical protruding parts above the elongated hole outer end edges of described door plate 8.
Described jointed shaft is fixedly connected with described gate seat 2, described door plate 8 is supported on described jointed shaft rotationally, driven gear 7 is also rotatably mounted with in one end of described jointed shaft, described driven gear 7 is fixedly connected with by welding with described door plate 8, and described driven gear 7 engages with travelling gear 6; Described travelling gear 6 is connected with motor power; Motor can drive described travelling gear 6 to rotate, thus drives described driven gear 7 to rotate, and door plate 8 can rotate along described two door-plate guide rods around described hinged axonometer then.
Described door system also has circular arc guide plate 20, described circular arc guide plate 20 is concentric with the described circular arc portion of described door-plate guide rod, the left end of described circular arc guide plate 20 to be fixedly installed on described gate seat 2 and to be positioned on the left of described jointed shaft, the right-hand member of described circular arc guide plate 20 to be arranged on fixed block 60 and to be positioned on the right side of described jointed shaft, and described fixed block is fixedly connected with described gate seat 2, described door plate 8 is provided with the guide plate passed for described circular arc guide plate 20 and passes hole, described fixed block 60 is rotatably mounted with worm gear 40, described worm gear 40 coordinates with worm screw 50, described worm gear 40 has axial central through hole, internal thread is provided with in described axial central through hole, described axial central through hole coordinates with external screw thread latch lever 30, described circular arc guide plate 20 is provided with the left plate hole and right panel hole 28 that pass through for described external screw thread latch lever 30, when described door plate 8 is in end-state, described worm screw 50 can drive described worm gear 40 to rotate, and then described external screw thread latch lever 30 can be moved to the left and its left end through left plate hole, now described external screw thread latch lever 30 can be fitted with the back side of described door plate 8 thus by described door plate 8 breech lock, when described worm gear 40 drives described external screw thread latch lever 30 to move right, the right-hand member of described external screw thread latch lever 30 can through described right panel hole 28 and its left end can return in described axial central through hole, and now described external screw thread latch lever 30 departs from the back side of described door plate 8 and fits and described door plate 8 can be allowed freely to rotate.
Two end faces of described worm gear 40 are provided with annular protrusion, and described annular protrusion is arranged on described fixed block by ball bearing.