CN210825036U

CN210825036U - Elevator car

Info

Publication number: CN210825036U
Application number: CN201921341265.2U
Authority: CN
Inventors: 巨浪; 沈序清
Original assignee: Chengdu Hongqi Grease Co ltd
Current assignee: Chengdu Hongqi Grease Co ltd
Priority date: 2019-08-17
Filing date: 2019-08-17
Publication date: 2020-06-23
Anticipated expiration: 2029-08-17

Abstract

The utility model relates to an elevator car belongs to elevator technical field, including box and a pair of lift-cabin door, the box includes backplate, curb plate, roof and bottom plate, the lift-cabin door includes a plurality of mutual articulated door plants, the roof and the bottom plate of box all are provided with the guide slot of sliding with the door plant and being connected, set up the case groove that is used for holding the lift-cabin door in the curb plate, guide slot and case groove intercommunication, the box is provided with and is used for driving the drive arrangement that two lift-cabin doors are close to each other or keep away from. When the door is opened, the two elevator doors are driven by the driving device to move towards the directions away from each other and gradually slide into the box groove along the guide groove, and the elevator doors are stored in the side plates, so that the elevator doors cannot occupy the space of a hoistway additionally, the waste of limited building space is prevented, and the space utilization rate is improved.

Description

Elevator car

Technical Field

The utility model relates to an elevator technical field, in particular to elevator car.

Background

An elevator is a motor-powered vertical lift equipped with a box-like car for use in multi-story buildings for carrying people or cargo. The elevator car door moves up and down along with the elevator car, and when the elevator is stopped and opened, the car door drives the landing door to open and close. The car door is to prevent elevator passengers or materials from being released from the inside of the elevator shaft when the elevator moves upward or downward.

Chinese patent No. CN206255745U discloses an elevator car, which comprises a movable door, a left car side plate, a right car side plate, a handrail, and a rear elevator side plate. The handrail is convenient for people to hold, avoids people from tumbling, and is safer when taking the elevator.

However, the movable door is arranged in a horizontal sliding mode, and the occupied space is large when the door is opened, so that the width of a well which needs to be reserved for civil engineering is large, and limited building space is wasted.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an elevator car has the advantage that reduces occupation space.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides an elevator car, includes box and a pair of lift-cabin door, the box includes backplate, curb plate, roof and bottom plate, the lift-cabin door includes a plurality of mutual articulated door plants, the roof and the bottom plate of box all are provided with the guide slot of being connected with the door plant slides, set up the case groove that is used for holding the lift-cabin door in the curb plate, guide slot and case groove intercommunication, the box is provided with and is used for driving two lift-cabin doors and is close to each other or the drive arrangement who keeps away from.

Implement above-mentioned technical scheme, when opening the door, through the direction motion of two lift-cabin doors of drive arrangement drive to keeping away from each other to slide to the case inslot along the guide slot gradually, the lift-cabin door is accomodate in the curb plate, can not additionally occupy the space of well, prevents extravagant limited building space, improves space utilization.

The utility model discloses further set up to: drive arrangement is including opening the door stay cord, closing the door stay cord, first reel, second reel and drive assembly, first reel and second reel all rotate and set up on the backplate, open the door stay cord around locating on first reel and with lift-cabin door fixed connection, close the door stay cord around locating on the second reel and with lift-cabin door fixed connection, open the door stay cord and close the door stay cord and all set up two sets ofly, every group includes at least one stay cord that opens the door or the stay cord that closes the door, and two sets of stay cords that open the door are around establishing at first reel and two sets of stay cords that close the door around establishing the opposite direction on the second reel, drive assembly sets up and is used for ordering about first reel or second reel rotation on the backplate.

When the technical scheme is implemented, the first reel is driven to rotate by the driving assembly when the door is opened, the first reel drives the door opening pull rope to move, and the two door opening pull ropes pull the two elevator doors to move towards the directions away from each other until the elevator doors move into the box groove; when the door is closed, the driving assembly drives the second reel to rotate, the second reel drives the door closing pull rope to move, and the two elevator doors are driven to be gradually closed, so that the aim of closing the door is fulfilled.

The utility model discloses further set up to: the driving assembly comprises a driving shaft, a clutch gear and a motor, the driving shaft is rotatably arranged on the back plate, the motor is fixedly arranged on the back plate, an output shaft of the motor is coaxially and fixedly connected with the driving shaft, the clutch gear is slidably sleeved on the driving shaft, the clutch gear is axially provided with a key groove along the self-body, and the driving shaft is fixedly provided with a lug which is in sliding connection with the key groove along the axial direction of the driving shaft; rotate along vertical direction on the backplate and be provided with first pivot and second pivot, the coaxial fixed cover of first reel is located in the first pivot, the second pivot is located to the coaxial fixed cover of second reel, coaxial fixed is provided with first gear in the first pivot, coaxial fixed is provided with the second gear in the second pivot, first gear is located the top of second gear, be provided with on the backplate and be used for ordering about clutch gear and slide so that clutch gear and first gear or second gear engaged's driving source along the pivot.

When the elevator door needs to be opened, the clutch gear is driven by the driving source to move upwards until the clutch gear is meshed with the first gear, then the motor is started, the motor drives the first rotating shaft to rotate and drives the clutch gear to rotate, the clutch gear drives the first gear and the first rotating shaft to rotate and finally drives the first reel to rotate, so that the door opening pull rope is driven to move and the elevator door is pulled to be opened; when the elevator door is opened, the door closing pull rope is driven by the elevator door to move together, the door closing pull rope drives the second reel and the second rotating shaft to rotate, and the rotating direction is opposite to the direction of the door closing; when the door is opened or closed, the clutch gear is disengaged from the second gear and the first gear or the first gear and the second gear, so that the action of opening or closing the door can be realized by one motor, and the rotation of the other first rotating shaft or the other second rotating shaft can not be interfered, and the door can be opened or closed more smoothly.

The utility model discloses further set up to: the fixed sleeve pipe that is provided with of one end that motor was kept away from to separation and reunion gear, the sleeve pipe rotates the cover and locates in the drive shaft, the fixed protruding sheathed tube limit flange that is provided with of one end that separation and reunion gear was kept away from to the sleeve pipe, the cover is equipped with the bearing on the sleeve pipe, the fixed branch that is provided with in outer lane of bearing, the driving source is the fixed cylinder that sets up on the backplate, the piston rod and the branch fixed connection of cylinder.

When the technical scheme is implemented, when the door needs to be opened, the cylinder drives the supporting rod to move upwards, and the supporting rod drives the bearing and the clutch gear to move upwards; when the door is closed, the clutch gear needs to be driven to move downwards, the bearing receives downward acting force in the process, the limiting flange is arranged, the purpose of limiting the position of the bearing is achieved, the bearing is prevented from being separated from the sleeve, and the stability is improved.

The utility model discloses further set up to: the clutch gear comprises a plurality of driving teeth, guide blocks are fixedly arranged on the top wall and the bottom wall of each driving tooth, the cross sections of the guide blocks are triangular, and the ends, far away from the driving teeth, of the guide blocks are pointed.

By implementing the technical scheme, the guide block plays a role in guiding when the clutch gear moves to be meshed with the first gear or the second gear, and when the tooth grooves of the driving teeth and the first gear or the second gear are staggered, the guide block can be directly inserted into the tooth grooves, so that the clutch gear is conveniently meshed with the first gear or the second gear.

The utility model discloses further set up to: the door plate is rotatably provided with pulleys in rolling contact with the side walls of the enlarged grooves.

By implementing the technical scheme, the pulley rolls along the enlarged groove in the door opening and closing process, so that the resistance of the elevator door is reduced, and the elevators move more smoothly.

The utility model discloses further set up to: the elevator door comprises two door panels, a fence is fixedly arranged on the door panel, the door panels are close to each other, the fence is fixedly arranged on the side wall, close to the other elevator door, of the door panel along the height direction of the door panel, a cleaning piece for cleaning garbage in a guide groove is arranged on the side wall, far away from the door panel, of the fence, a mounting groove is formed in the contact position of the two door panels on the bottom plate, a collecting box for collecting garbage is arranged in the mounting groove, and an opening for the garbage to enter is formed in the side wall of.

By implementing the technical scheme, after the door is used for a period of time, a certain amount of garbage is easily accumulated in the door, so that the opening and closing of the door plate are influenced, and even the door plate is blocked; and the setting of clearance piece, at the in-process of door plant switching, can prevent to influence the normal switching of door plant in rubbish clearance collection box in the guide slot.

The utility model discloses further set up to: the clearance piece includes the brush holder and the fixed brush hair that sets up on the brush holder, the groove of stepping down has been seted up along vertical direction to the lateral wall of breast board, the clearance piece sets up in the inslot of stepping down, the thickness of brush holder is not more than the degree of depth in groove of stepping down.

Implement above-mentioned technical scheme, with the setting of clearance piece in the groove of stepping down for when the elevator door was closed, can close closely.

The utility model discloses further set up to: the clearance piece slides along vertical direction and sets up in the inslot of stepping down, it is provided with the driving piece that is used for ordering about the clearance piece along vertical direction motion to step down the inslot.

By implementing the technical scheme, when the cleaning is not carried out, the bristles are positioned above the guide groove, and when the cleaning is needed, the cleaning piece is driven by the driving piece to move downwards so that the bristles are in contact with the bottom wall of the guide groove; and after the clearance was accomplished, rethread driving piece drive clearance piece upward movement prevented that the brush hair from contradicting with the guide slot for a long time, reduced the wearing and tearing to the brush, improved clearance piece's life.

The utility model discloses further set up to: the top wall of the collecting box is fixedly provided with a mounting flange, the mounting flange is embedded in the mounting groove, the mounting flange is provided with a mounting hole, the bottom wall of the mounting groove is provided with a threaded hole, and a connecting bolt in threaded connection with the threaded hole penetrates through the mounting hole.

When the technical scheme is implemented, the collecting box is installed, the installation flange is embedded in the installation groove, and then the connecting bolt is screwed down to enable the connecting bolt to be in threaded fit with the threaded hole, so that the purpose of fixing the collecting box is achieved; the collecting box is firmly installed and is convenient to detach, and the collecting box is convenient to detach to clean the garbage in the collecting box.

To sum up, the utility model discloses the beneficial effect who contrasts in prior art does:

when the door is opened, the two elevator doors are driven by the driving device to move in the direction away from each other and gradually slide into the box groove along the guide groove, and the elevator doors are accommodated in the side plates, so that the elevator doors do not occupy the space of a hoistway additionally, the waste of limited building space is prevented, and the space utilization rate is improved;

secondly, in the process of opening the elevator door, the door closing pull rope is driven by the elevator door to move together, the door closing pull rope drives the second reel and the second rotating shaft to rotate, and the rotating direction is opposite to the direction of the door closing; when the door is opened or closed, the clutch gear is disengaged from the second gear and is meshed with the first gear or is disengaged from the first gear and the second gear, so that the door can be opened or closed by one motor without interfering the rotation of the other first rotating shaft or the other second rotating shaft, and the door can be opened or closed more smoothly;

when the clutch gear moves to be meshed with the first gear or the second gear, the guide block plays a role in guiding, and when the driving teeth are staggered with the tooth grooves of the first gear or the second gear, the guide block can be directly inserted into the tooth grooves, so that the clutch gear is conveniently meshed with the first gear or the second gear;

fourthly, the setting of clearance piece, at the in-process of door plant switching, can prevent to influence the normal switching of door plant in rubbish clearance collection box in the guide slot.

Drawings

Fig. 1 is a schematic structural view of the whole of the present invention;

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is an enlarged view of portion B of FIG. 2;

FIG. 5 is a schematic structural view of the cleaning member of the present invention;

fig. 6 is a schematic structural diagram of the driving device of the present invention;

fig. 7 is a partial structural schematic view of the driving device of the present invention;

fig. 8 is an enlarged view of a portion C in fig. 7.

Reference numerals: 1. a box body; 11. a back plate; 111. a cylinder; 12. a side plate; 121. a tank trough; 122. a transition plate; 13. a top plate; 14. a base plate; 141. mounting grooves; 1411. a threaded hole; 1412. a connecting bolt; 142. a counter bore; 2. an elevator door; 21. a door panel; 211. a pulley; 212. a breast board; 2121. a yielding groove; 2122. a drive member; 3. a guide groove; 31. enlarging the groove; 41. a door opening pull rope; 42. a door closing pull rope; 43. a first reel; 44. a second reel; 45. a drive assembly; 451. a drive shaft; 4511. a bump; 452. a clutch gear; 4521. a keyway; 4522. a sleeve; 4523. a limiting flange; 4524. a bearing; 4525. a strut; 4526. a drive tooth; 45261. a guide block; 453. a motor; 46. a winding slot; 51. a first rotating shaft; 511. a first gear; 52. a second rotating shaft; 521. a second gear; 6. cleaning the workpiece; 61. a brush handle; 62. brushing; 7. a collection box; 71. an opening; 72. a mounting flange; 721. mounting holes; 8. a guide wheel.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, an elevator car comprises a box body 1 and a pair of elevator doors 2, wherein the box body 1 comprises a back plate 11, side plates 12, a top plate 13 and a bottom plate 14, the top plate 13 and the top plate 13 are arranged in parallel, and the number of the side plates 12 is two; the elevator door 2 comprises a plurality of door plates 21 which are hinged with each other, and the door plates 21 can be connected by hinges; the cabinet 1 is provided with a driving device for driving the two elevator doors 2 to approach or separate from each other.

As shown in fig. 2 and 3, the top plate 13 and the bottom plate 14 of the box body 1 are both provided with a guide groove 3 connected with the door panel 21 in a sliding manner, the guide groove 3 is arranged along a direction perpendicular to the side plate 12, and a box groove 121 for accommodating the elevator door 2 is arranged in the side plate 12; when the door is opened, the elevator door 2 is accommodated in the box slot 121. A transition plate 122 is arranged on one side of the side plate 12 away from the back plate 11, and an arc-shaped guide groove (not marked in the figure) which is communicated with the box groove 121 and is used for the door panel 21 to pass is arranged in the transition plate 122.

As shown in fig. 2 and 3, two side walls of the guide groove 3 along the length direction thereof are provided with an enlarged groove 31, the door panel 21 is rotatably provided with a pulley 211 in rolling contact with the side wall of the enlarged groove 31, and the pulley 211 is adapted to the enlarged groove 31; in the process of opening and closing the door, the pulley 211 rolls along the enlarged slot 31, reducing the resistance of the elevator door 2, and making the elevator door 2 move more smoothly.

As shown in fig. 5, the door panel 21 of the two elevator doors 2 close to each other is fixedly provided with a fence 212, and the fence 212 is fixedly provided on the side wall of the door panel 21 close to the other elevator door 2 along the height direction of the door panel 21. The side wall of the baffle plate 212 far away from the door plate 21 is provided with a cleaning piece 6 for cleaning the garbage in the guide groove 3, and the cleaning piece 6 comprises a brush handle 61 and bristles 62 fixedly arranged on the brush handle 61. The side wall of the breast board 212 is provided with an abdicating groove 2121 along the vertical direction, the cleaning piece 6 is arranged in the abdicating groove 2121, and the thickness of the brush handle 61 is not more than the depth of the abdicating groove 2121; so that the elevator door 2 can be closed tightly when closed.

As shown in fig. 2 and 4, a mounting groove 141 is formed in the bottom plate 14 at the contact position of the two breast plates 212, a counter bore 142 is formed downward in the bottom wall of the mounting groove 141, and the counter bore 142 is communicated with the guide groove 3; so that refuse in the channel 3 can be cleared into the counterbore 142. The collection box 7 for collecting the garbage is arranged in the installation groove 141, the bottom of the collection box 7 is located in the counter bore 142, the top of the collection box 7 is arranged in a closed mode, and the side wall of the collection box 7 is provided with an opening 71 for allowing the garbage to enter. The top wall of the collecting box 7 is fixedly provided with a mounting flange 72, the mounting flange 72 is embedded in the mounting groove 141, and the upper surface of the mounting flange 72 is flush with the bottom plate 14. The mounting flange 72 is provided with a mounting hole 721, the bottom wall of the mounting groove 141 is provided with a threaded hole 1411, a connecting bolt 1412 in threaded connection with the threaded hole 1411 penetrates through the mounting hole 721, the top wall of the collecting box 7 is flush with the bottom plate 14, and the connecting bolt 1412 is a countersunk bolt.

After the door panel is used for a period of time, a certain amount of garbage is easily accumulated in the guide groove 3, so that the opening and closing of the door panel 21 are influenced, and even the door panel 21 is blocked; and the setting of clearance piece 6, at the in-process of door plant 21 switching, can be with the rubbish clearance in the guide slot 3 to the collection box 7 in, prevent to influence the normal switching of door plant 21. When the collecting box 7 is installed, the installation flange 72 is embedded in the installation groove 141, and then the connecting bolt 1412 is screwed down to enable the connecting bolt 1412 to be in threaded fit with the threaded hole 1411, so that the purpose of fixing the collecting box 7 is achieved; the collecting box 7 is firmly installed and is convenient to disassemble, and the collecting box 7 is convenient to disassemble to clean the garbage in the collecting box 7.

As shown in fig. 5, the cleaning element 6 is slidably disposed in the receding groove 2121 along the vertical direction, a driving element 2122 for driving the cleaning element 6 to move along the vertical direction is disposed in the receding groove 2121, the driving element 2122 is a pneumatic cylinder fixedly disposed in the receding groove 2121, and a piston rod of the pneumatic cylinder is fixedly connected to the brush handle 61.

When the brush is not cleaned, the brush bristles 62 are positioned above the guide groove 3, and when the brush is required to be cleaned, the cleaning piece 6 is driven to move downwards by the driving piece 2122 so that the brush is contacted with the guide groove 3; and after the clearance is accomplished, rethread driving piece 2122 drive clearance piece 6 upward movement prevents that the brush from contradicting with guide slot 3 for a long time, reduces the wearing and tearing to brush hair 62, improves clearance piece 6's life.

As shown in fig. 6 and 7, the driving device includes a door opening pull rope 41, a door closing pull rope 42, a first reel 43, a second reel 44, and a driving unit 45. The first reel 43 and the second reel 44 are rotatably arranged on the back plate 11, and a first rotating shaft 51 and a second rotating shaft 52 are rotatably arranged on the back plate 11 along the vertical direction; the first reel 43 is coaxially fixed on the first rotating shaft 51, and the second reel 44 is coaxially fixed on the second rotating shaft 52.

As shown in fig. 6 and 7, the door opening pull rope 41 is wound around the first winding wheel 43, one end of the door opening pull rope 41 is fixedly connected to the first winding wheel 43, the other end is fixedly connected to the elevator door 2, and when the elevator door 2 is in a closed state, the door opening pull rope 41 is fixedly connected to the door panel 21 close to the side panel 12.

As shown in fig. 6 and 7, the door closing pull rope 42 is wound around the second winding wheel 44 and is fixedly connected to the elevator door 2, one end of the door closing pull rope 42 is fixedly connected to the second winding wheel 44, the other end is fixedly connected to the elevator door 2, and when the elevator door 2 is in a closed state, the door closing pull rope 42 is fixedly connected to the door panel 21 far away from the side panel 12.

In this embodiment, as shown in fig. 6 and 7, two sets of the door opening pull rope 41 and the door closing pull rope 42 are provided, each set includes at least one door opening pull rope 41 or one door closing pull rope 42, and in this embodiment, two door opening pull ropes 41 and two door closing pull ropes 42 are provided for each set and distributed at the upper end and the lower end of the door panel 21. The opening rope 41 and the closing rope 42 are both located in the side plate 12 and are not exposed outside, and the guide wheels 8 for guiding the opening rope 41 and the closing rope 42 are provided in the side plate 12. The two sets of door opening pull ropes 41 are wound around the first reel 43 in opposite directions, and the two sets of door closing pull ropes 42 are wound around the second reel 44 in opposite directions. The first reel 43 and the second reel 44 are both provided with two winding slots 46 along the circumferential direction, and the two sets of door opening pull ropes 41 or door closing pull ropes 42 are respectively located in the two winding slots 46 to avoid the two sets of door opening pull ropes 41 or door closing pull ropes 42 from interfering with each other.

As shown in fig. 7, the driving assembly 45 is disposed on the back plate 11 for driving the first reel 43 or the second reel 44 to rotate, the driving assembly 45 includes a driving shaft 451, a clutch gear 452, and a motor 453, the driving shaft 451 is vertically and rotatably disposed on the back plate 11, the motor 453 is fixedly disposed on the back plate 11, the motor 453 is a servo motor, and an output shaft of the motor 453 is coaxially and fixedly connected with the driving shaft 451. The clutch gear 452 is slidably sleeved on the driving shaft 451, the clutch gear 452 has a key slot 4521 along the axial direction thereof, and the driving shaft 451 is fixedly provided with a projection 4511 slidably connected with the key slot 4521 along the axial direction of the driving shaft 451.

As shown in fig. 7 and 8, a first gear 511 is coaxially and fixedly disposed on the first rotating shaft 51, a second gear 521 is coaxially and fixedly disposed on the second rotating shaft 52, and the first gear 511 is located above the second gear 521. A sleeve 4522 is fixedly arranged at one end of the clutch gear 452 far away from the motor 453, the sleeve 4522 is rotatably sleeved on the driving shaft 451, and a gap exists between the inner wall of the sleeve 4522 and the bump 4511. A limiting flange 4523 protruding out of the sleeve 4522 is fixedly arranged at one end of the sleeve 4522 away from the clutch gear 452, a bearing 4524 is sleeved on the sleeve 4522, the limiting flange 4523 abuts against the bearing 4524, and a supporting rod 4525 is fixedly arranged on the outer ring of the bearing 4524.

As shown in fig. 7 and 8, a driving source for driving the clutch gear 452 to slide along the rotation axis so that the clutch gear 452 is engaged with the first gear 511 or the second gear 521 is disposed on the back plate 11, the driving source is a cylinder 111 fixedly disposed on the back plate 11, the cylinder 111 is vertically disposed, and a piston rod of the cylinder 111 is fixedly connected to the strut 4525.

When the elevator door 2 needs to be opened, the air cylinder 111 drives the clutch gear 452 to move upwards until the clutch gear 452 is meshed with the first gear 511, then the motor 453 is started, the motor 453 drives the ejection shaft to rotate, the clutch gear 452 drives the first gear 511 and the first rotating shaft 51 to rotate, and finally the first reel 43 is driven to rotate, so that the door opening pull rope 41 is driven to move, and the elevator door 2 is pulled to be opened. During the opening process of the elevator door 2, the door closing pull rope 42 is driven by the elevator door 2 to move together, and the door closing pull rope 42 drives the second winding wheel 44 and the second rotating shaft 52 to rotate, and the rotating direction is opposite to the direction during the door closing process; when the door is opened or closed, the clutch gear 452 is disengaged from the second gear 521 to be meshed with the first gear 511 or disengaged from the first gear 511 to be meshed with the second gear 521, so that the door can be opened or closed by one motor 453, and the other first rotating shaft 51 or the other second rotating shaft 52 can not be interfered to rotate, so that the door can be opened or closed more smoothly.

As shown in fig. 7 and 8, the clutch gear 452 includes a plurality of driving teeth 4526, guide blocks 45261 are fixedly disposed on both top and bottom walls of the driving teeth 4526, a cross section of the guide block 45261 is triangular, and an end of the guide block 45261 away from the driving teeth 4526 is pointed.

During the process that the clutch gear 452 moves to be engaged with the first gear 511 or the second gear 521, the guide block 45261 plays a role of guiding, when the driving tooth 4526 is misaligned with the tooth slot of the first gear 511 or the second gear 521, the guide block 45261 can be directly inserted into the tooth slot, so that the clutch gear 452 is engaged with the first gear 511 or the second gear 521.

The specific working process is as follows: when the door is opened and the elevator door 2 needs to be opened, the clutch gear 452 is driven to move upwards by the driving piece 2122 until the clutch gear 452 is meshed with the first gear 511; then, the motor 453 is started, the motor 453 drives the first rotating shaft 51 to rotate, and the clutch gear 452 rotates, and the clutch gear 452 drives the first gear 511 and the first rotating shaft 51 to rotate. Finally, the first winding wheel 43 is driven to rotate, the first winding wheel 43 drives the two groups of door opening pulling ropes 41 to move together, and then the door opening pulling ropes 41 pull the two elevator doors 2 to move towards the directions away from each other until the elevator doors 2 move into the box groove 121.

Similarly, when the door is closed, the driving assembly 45 drives the second winding wheel 44 to rotate, and the second winding wheel 44 drives the door closing pull rope 42 to move and drives the two elevator doors 2 to be gradually closed, so that the purpose of closing the door is achieved.

While the elevator door 2 is being pulled by the door opening pull rope 41 to open, the door closing pull rope 42 is moved together by the elevator door 2, and the door closing pull rope 42 rotates the second reel 44 and the second rotating shaft 52 in the opposite direction to the direction of the door closing. When the door is opened or closed, the clutch gear 452 is disengaged from the second gear 521 to be meshed with the first gear 511 or disengaged from the first gear 511 to be meshed with the second gear 521, so that the door can be opened or closed by one motor 453, and the other first rotating shaft 51 or the other second rotating shaft 52 can not be interfered to rotate, so that the door can be opened or closed more smoothly.

This application passes through two lift-cabin doors 2 of drive arrangement drive to the direction motion of keeping away from each other to slide to the case groove 121 along guide slot 3 gradually in, lift-cabin door 2 is accomodate in the case groove 121 of curb plate 12, can not additionally occupy the space of well, prevents extravagant limited building space, improves space utilization.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an elevator car, includes box (1) and a pair of lift-cabin door (2), box (1) includes backplate (11), curb plate (12), roof (13) and bottom plate (14), its characterized in that: the elevator door (2) comprises a plurality of door plates (21) which are hinged with each other, guide grooves (3) which are connected with the door plates (21) in a sliding mode are formed in a top plate (13) and a bottom plate (14) of the box body (1), a box groove (121) used for containing the elevator door (2) is formed in the side plate (12), the guide grooves (3) are communicated with the box groove (121), and the box body (1) is provided with a driving device used for driving the two elevator doors (2) to be close to or far away from each other.

2. An elevator car as claimed in claim 1, characterized in that: the driving device comprises a door opening pull rope (41), a door closing pull rope (42), a first reel (43), a second reel (44) and a driving assembly (45), the first reel (43) and the second reel (44) are both rotatably arranged on the back plate (11), the door opening pull rope (41) is wound on a first winding wheel (43) and is fixedly connected with the elevator door (2), the door closing pull rope (42) is wound on a second winding wheel (44) and is fixedly connected with the elevator door (2), the two groups of the door opening pull ropes (41) and the two groups of the door closing pull ropes (42) are arranged, each group at least comprises one door opening pull rope (41) or one door closing pull rope (42), the two groups of the door opening pull ropes (41) are wound on the first reel (43) and the two groups of the door closing pull ropes (42) are wound on the second reel (44) in opposite directions, the driving assembly (45) is arranged on the back plate (11) and used for driving the first reel (43) or the second reel (44) to rotate.

3. An elevator car as claimed in claim 2, characterized in that: the driving assembly (45) comprises a driving shaft (451), a clutch gear (452) and a motor (453), the driving shaft (451) is rotatably arranged on the back plate (11), the motor (453) is fixedly arranged on the back plate (11), an output shaft of the motor (453) is coaxially and fixedly connected with the driving shaft (451), the clutch gear (452) is slidably sleeved on the driving shaft (451), the clutch gear (452) is axially provided with a key slot (4521) along the self axis, and the driving shaft (451) is fixedly provided with a bump (4511) connected with the key slot (4521) in a sliding manner along the axial direction of the driving shaft (451); the utility model discloses a novel spinning reel, including backplate (11), backplate (11) go up and rotate along vertical direction and be provided with first pivot (51) and second pivot (52), on first pivot (51) was located to coaxial fixed cover of first reel (43), on second pivot (52) was located to coaxial fixed cover of second reel (44), coaxial fixed being provided with first gear (511) on first pivot (51), coaxial fixed being provided with second gear (521) on second pivot (52), first gear (511) are located the top of second gear (521), be provided with on backplate (11) and be used for driving clutch gear (452) along the pivot slip so that clutch gear (452) and first gear (511) or second gear (521) meshing's driving source.

4. An elevator car as claimed in claim 3, characterized in that: the fixed sleeve pipe (4522) that is provided with of one end that motor (453) was kept away from in clutch gear (452), sleeve pipe (4522) rotate the cover and locate drive shaft (451), sleeve pipe (4522) are kept away from the fixed limit flange (4523) that is provided with outstanding sleeve pipe (4522) of one end of clutch gear (452), the cover is equipped with bearing (4524) on sleeve pipe (4522), the fixed branch (4525) that is provided with in outer lane of bearing (4524), the driving source is for fixed cylinder (111) that sets up on backplate (11), the piston rod and the branch (4525) fixed connection of cylinder (111).

5. An elevator car as claimed in claim 4, characterized in that: the clutch gear (452) comprises a plurality of driving teeth (4526), guide blocks (45261) are fixedly arranged on the top wall and the bottom wall of each driving tooth (4526), the cross section of each guide block (45261) is triangular, and one end, far away from the driving teeth (4526), of each guide block (45261) is a tip.

6. An elevator car as claimed in claim 1, characterized in that: the door plate (21) is rotatably provided with a pulley (211) which is in rolling contact with the side wall of the enlarged groove (31).

7. An elevator car as claimed in claim 1 or 5, characterized in that: two fixed breast boards (212) that are provided with on door plant (21) that lift-cabin door (2) are close to each other, fixed the setting in door plant (21) is close to the lateral wall of another lift-cabin door (2) along the direction of height of door plant (21) in breast board (212), the lateral wall that door plant (21) were kept away from in breast board (212) is provided with clearance piece (6) that are used for clearing up rubbish in guide slot (3), it offers mounting groove (141) to lie in two door plant (21) contact departments on bottom plate (14), is provided with collecting box (7) that are used for collecting rubbish in mounting groove (141), opening (71) that supply rubbish to get into are seted up to the lateral wall of collecting box (7).

8. An elevator car as claimed in claim 7, characterized in that: clearance spare (6) include brush holder (61) and fixed brush hair (62) of setting on brush holder (61), the lateral wall of breast board (212) has been seted up along vertical direction and has been stepped down groove (2121), clearance spare (6) set up in stepping down groove (2121), the thickness of brush holder (61) is not more than the degree of depth of stepping down groove (2121).

9. An elevator car as claimed in claim 8, characterized in that: the cleaning piece (6) is arranged in the abdicating groove (2121) in a sliding mode along the vertical direction, and a driving piece (2122) used for driving the cleaning piece (6) to move along the vertical direction is arranged in the abdicating groove (2121).

10. An elevator car as claimed in claim 9, characterized in that: the top wall of the collection box (7) is fixedly provided with a mounting flange (72), the mounting flange (72) is embedded in a mounting groove (141), the mounting flange (72) is provided with a mounting hole (721), the bottom wall of the mounting groove (141) is provided with a threaded hole (1411), and a connecting bolt (1412) in threaded connection with the threaded hole (1411) penetrates through the mounting hole (721).