CN217577929U - Car door opening and closing device - Google Patents

Abstract

The utility model provides a car door device that opens and shuts. The car door opening and closing apparatus includes: the car door opening and closing device comprises an opening and closing device body, wherein the opening and closing device body comprises a car, a sliding rail, a transmission mechanism and side doors, the sliding rail is fixedly arranged at two ends of one side of the car, the transmission mechanism is arranged on the car, the side doors are slidably arranged on the sliding rail and are matched with the transmission mechanism, and an anti-clamping mechanism is arranged at the closing side of each side door; prevent pressing from both sides mechanism and include the buffer board, the buffer board sets up the closed side of side door, the closed side of side door is opened and is equipped with the recess, fixed mounting has trigger switch in the recess, sliding mounting in the recess with trigger switch triggers the trigger bar that the end contacted, the trigger bar with buffer board fixed connection. The utility model provides a car door device that opens and shuts has and detects comparatively comprehensively on preventing pressing from both sides, can improve the advantage of safety in utilization.

Description

Car door opening and closing device

Technical Field

The utility model relates to an elevator technical field especially relates to a car door device that opens and shuts.

Background

Elevators are fixed lifting devices that serve a given floor. The vertical lift elevator has a car that runs between at least two vertical rows of rigid guide rails or guide rails with an angle of inclination of less than 15 °. The size and the structural form of the car are convenient for passengers to access or load and unload goods. It is customary to use elevators as a generic term for vertical transport means in buildings, irrespective of their drive mode.

Through the retrieval, the patent document with the publication number of CN208648509U discloses an elevator door opening and closing device, which comprises a car, a sliding rail, a left side door, a right side door, a rotating motor, a driving pulley, a driven pulley and a belt, wherein the sliding rail is fixed at both ends of one side of the car, a left sliding block and a right sliding block are connected in the sliding rail in a sliding way, one side of the car is provided with the left side door and the right side door, both ends of the left side door are respectively fixedly connected with the two left sliding blocks, both ends of the right side door are respectively fixedly connected with the two right sliding blocks, the top of the car is fixed with the rotating motor and a supporting column, an output shaft of the rotating motor is fixed with the driving pulley, one side of the supporting column is rotatably connected with the driven pulley through a rotating shaft, the driving pulley is connected with the outer side of the driven pulley through belt transmission, a left supporting rod is fixed at the top of the left side door, although the device can be clamped on the belt, the belt is guaranteed not to shake with the belt, and the device is simple in principle and easy to operate.

However, the elevator used at present mostly adopts the grating as an anti-pinch structure, so that the elevator often suffers from the problem of pinching personnel or being incapable of stopping closing in time due to the problem of the installation position of the grating in use, and is dangerous in use.

Therefore, it is necessary to provide a new car door opening and closing apparatus to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a car door device that opens and shuts with detect comparatively comprehensively on preventing pressing from both sides, can improve safety in utilization.

For solving the technical problem, the utility model provides a car door device that opens and shuts includes: the car door opening and closing device comprises an opening and closing device body, wherein the opening and closing device body comprises a car, a sliding rail, a transmission mechanism and side doors, the sliding rail is fixedly arranged at two ends of one side of the car, the transmission mechanism is arranged on the car, the side doors are slidably arranged on the sliding rail and are matched with the transmission mechanism, and an anti-clamping mechanism is arranged at the closing side of each side door; prevent pressing from both sides mechanism and include the buffer board, the buffer board sets up the closed side of side door, the closed side of side door is opened and is equipped with the recess, fixed mounting has trigger switch in the recess, sliding mounting in the recess with trigger switch triggers the trigger bar that the end contacted, the trigger bar with buffer board fixed connection.

Preferably, the closed side of side door is opened and is equipped with the direction chamber, direction intracavity slidable mounting has the guide bar, the one end of guide bar slides and extends to outside the side door and with buffer board fixed connection, the direction intracavity is equipped with buffer spring.

Preferably, the closed side fixed mounting of side door has the rubber ripple cover, the rubber ripple cover with be equipped with connection frame between the buffer board, connection frame with rubber ripple cover fixed connection.

Preferably, recess, trigger switch, trigger bar, direction chamber, guide bar and buffer spring all are the multiunit setting.

Preferably, the closed side of buffer board is opened and is equipped with a plurality of notches, and is a plurality of all be equipped with the bolt in the notch, it is a plurality of the bolt respectively with triggering lever, guide bar and connection frame threaded connection.

Preferably, the buffer plate is made of rubber, and the trigger switch is connected with a control system of the elevator.

Compared with the prior art, the utility model provides a car door device that opens and shuts has following beneficial effect:

the utility model provides a car door device that opens and shuts:

1. the car door can be opened and closed through the original opening and closing device body, the anti-clamping mechanism can improve the use safety and prevent the foreign matter clamping problem, the movable buffer plate can trigger the trigger switch to realize emergency stop opening and closing, the use safety is ensured, the trigger rod is used as a trigger component of the trigger switch and has a guide effect, the guide stability of the buffer plate during sliding is improved through the guide cavity and the guide rod, meanwhile, the guide rod is prevented from being separated, and the buffer spring can rebound the buffer plate;

2. shelter from each subassembly through the rubber ripple cover, the prevention foreign matter inserts and is pressed from both sides, and connection frame connects rubber ripple cover and buffer board, and recess, trigger switch, trigger bar, direction chamber, guide bar and the buffer spring that set up through the multiunit trigger stably, and the direction is effectual, is convenient for demolish each subassembly when overhauing through the bolt in the notch.

Drawings

Fig. 1 is a schematic front view of a car door opening/closing device according to a preferred embodiment of the present invention;

FIG. 2 is a schematic sectional view of the side door of the present invention;

fig. 3 is an enlarged schematic view of a portion a shown in fig. 2.

Reference numbers in the figures: 1. an opening and closing device body; 2. a car; 3. a slide rail; 4. a transmission mechanism; 5. a side door; 6. a buffer plate; 7. a groove; 8. a trigger switch; 9. a trigger lever; 10. a guide cavity; 11. a guide bar; 12. a buffer spring; 13. a rubber bellows; 14. the frame is connected.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1-3, which are schematic front view structural diagrams of a car door opening/closing device according to a preferred embodiment of the present invention; FIG. 2 is a schematic sectional view of the side door of the present invention; fig. 3 is an enlarged schematic view of a portion a shown in fig. 2. The car door opening and closing device includes: the device comprises an opening and closing device body 1, wherein the opening and closing device body 1 comprises a lift car 2, a sliding rail 3, a transmission mechanism 4 and a side door 5, the sliding rail 3 is fixedly arranged at two ends of one side of the lift car 2, the transmission mechanism is arranged on the lift car 2, the side door 5 is slidably arranged on the sliding rail 3 and is matched with the transmission mechanism, and an anti-clamping mechanism is arranged at the closing side of the side door 5; prevent pressing from both sides mechanism and include buffer board 6, buffer board 6 sets up the closed side of side door 5, the closed side of side door 5 is opened and is equipped with recess 7, fixed mounting has trigger switch 8 in the recess 7, sliding mounting has with trigger switch 8 triggers the trigger bar 9 that the end contacted, trigger bar 9 with 6 fixed connection of buffer board, through former opening and shutting device body 1 can realize opening and shutting of car door, prevent that pressing from both sides mechanism can improve the security of using, centre gripping foreign matter problem appears in the prevention, mobilizable buffer board 6 can touch trigger switch 8 and realize that emergency stop opens and shuts, ensures safe in utilization, and trigger bar 9 has the guide effect as trigger switch's trigger assembly simultaneously.

The closed side of side door 5 is opened and is equipped with direction chamber 10, slidable mounting has guide bar 11 in the direction chamber 10, the one end of guide bar 11 slides and extends to outside the side door 5 and with 6 fixed connection of buffer board, be equipped with buffer spring 12 in the direction chamber 10, improve the direction stability of buffer board 6 when sliding through direction chamber 10 and guide bar 11, prevent simultaneously that guide bar 11 breaks away from, buffer spring 12 can kick-back buffer board 16.

The closed side fixed mounting of side door 5 has rubber ripple cover 13, rubber ripple cover 13 with be equipped with linking frame 14 between the buffer board 6, linking frame 14 with rubber ripple cover 13 fixed connection shelters from each subassembly through rubber ripple cover 13, and the prevention foreign matter inserts and is pressed from both sides, and linking frame 14 connects rubber ripple cover 13 and buffer board 6.

Recess 7, trigger switch 8, trigger bar 9, direction chamber 10, guide bar 11 and buffer spring 12 all are the multiunit setting, and recess 7, trigger switch 8, trigger bar 9, direction chamber 10, guide bar 11 and buffer spring 12 through the multiunit setting trigger stably, and it is effectual to lead.

The closed side of buffer board 6 is opened and is equipped with a plurality of notches, and is a plurality of all be equipped with the bolt in the notch, it is a plurality of the bolt respectively with trigger bar 9, guide bar 11 and connecting frame 14 threaded connection, each subassembly is convenient for demolish when overhauing through the intraoral bolt in notch.

The buffer plate 6 is made of rubber, and the trigger switch 8 is connected with a control system of the elevator.

It should be noted that the present invention relates to circuits, electronic components and modules, all of which are prior art, and that the present invention is fully capable of implementation by those skilled in the art, and does not relate to any improvement in software and methods.

The transmission mechanism in the scheme specifically comprises a specific structure in a patent document of CN208648509U and other specific structures, and the rest structures except the side door 5 are not changed and are only the improvement of the original scheme.

The utility model provides a car door opening and closing device's theory of operation as follows:

when the clamping device is used, a round hole is formed in a belt in the original scheme, the belt is located between a fixed block and a clamping block, a clamping rod is fixed below the clamping block, a first rack is fixed on one side of the clamping rod, the first rack penetrates through the round hole to be meshed with a tooth block, the belt can be driven to move when a rotating motor rotates, the belt drives two fixed blocks to move, a left supporting rod and a right supporting rod are fixed at the bottoms of the two fixed blocks respectively, a left door and a right door move when the left supporting rod and the right supporting rod move, when an L-shaped rod is pulled, a gear can drive the other L-shaped rod, the tooth block does not contact with the first rack, and the clamping block can be ejected out by a spring;

in order to avoid the tong when side door 5 is closed, except the grating of elevator itself from the area, this device still carries trigger switch 8, when closing the door, two when having the foreign matter between buffer board 6, buffer board 6 is blocked, the interval reduces between buffer board 6 and the side door 5, 13 compressions of rubber ripple cover this moment, guide bar 11 retraction is to compressing buffer spring 12 in the direction chamber 10, trigger switch 8 is pressed to synchronous trigger bar 9, make the closed scram of side door 5 and open, buffer board 6 resets after side door 5 is opened, trigger switch 8 reentries and awaits orders the state.

Compared with the prior art, the utility model provides a car door device that opens and shuts has following beneficial effect:

the utility model provides a car door device that opens and shuts, can realize opening and shutting of car door through former device body 1 that opens and shuts, prevent that clamping mechanism can improve the security of using, centre gripping foreign matter problem appears in the prevention, mobilizable buffer board 6 can touch trigger switch 8 and realize the scram and open and shut, ensure safe in utilization, trigger bar 9 is as trigger switch's trigger component, the direction effect has simultaneously, improve the direction stability of buffer board 6 when sliding through direction chamber 10 and guide bar 11, prevention guide bar 11 breaks away from simultaneously, buffer spring 12 can kick-back buffer board 16, shelter from each subassembly through rubber ripple cover 13, the prevention foreign matter inserts to be pressed from both sides, connecting frame 14 connects rubber ripple cover 13 and buffer board 6, recess 7 through the multiunit setting, trigger switch 8, trigger bar 9, direction chamber 10, guide bar 11 and buffer spring 12 trigger stably, the direction is effectual, bolt through in the notch is convenient for demolish each subassembly when overhauing.

It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the technology of this design principle, the settings of the power mechanism, the power supply system, the control system, etc. of the device are not completely described, and the details of the power mechanism, the power supply system, and the control system can be clearly known on the premise that those skilled in the art understand the principle of the present invention.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims (6)

1. A car door opening and closing apparatus, comprising:

the car door opening and closing device comprises an opening and closing device body, wherein the opening and closing device body comprises a car, a sliding rail, a transmission mechanism and side doors, the sliding rail is fixedly arranged at two ends of one side of the car, the transmission mechanism is arranged on the car, the side doors are slidably arranged on the sliding rail and are matched with the transmission mechanism, and an anti-clamping mechanism is arranged at the closing side of each side door;

prevent pressing from both sides mechanism and include the buffer board, the buffer board sets up the closed side of side door, the closed side of side door is opened and is equipped with the recess, fixed mounting has trigger switch in the recess, slidable mounting in the recess with trigger switch triggers the trigger bar that the end contacted, the trigger bar with buffer board fixed connection.

2. The car door opening and closing device according to claim 1, wherein a guide chamber is opened on a closed side of the side door, a guide rod is slidably mounted in the guide chamber, one end of the guide rod slidably extends out of the side door and is fixedly connected with the buffer plate, and a buffer spring is disposed in the guide chamber.

3. The car door opening and closing device according to claim 2, wherein a rubber bellows is fixedly mounted to the closed side of the side door, and a connecting frame is provided between the rubber bellows and the buffer plate and is fixedly connected to the rubber bellows.

4. The car door opening and closing apparatus according to claim 2, wherein said grooves, trigger switches, trigger levers, guide chambers, guide levers, and buffer springs are provided in plural sets.

5. The car door opening and closing apparatus according to claim 3, wherein a plurality of notches are opened on a closing side of the dash panel, and a plurality of bolts are provided in each of the plurality of notches, and are respectively screwed to the trigger lever, the guide lever, and the connecting frame.

6. The car door opening and closing apparatus according to claim 1, wherein the buffer plate is made of rubber, and the trigger switch is connected to a control system of the elevator.

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