CN210162995U - Elevator door opening and closing device - Google Patents
Elevator door opening and closing device Download PDFInfo
- Publication number
- CN210162995U CN210162995U CN201920665772.5U CN201920665772U CN210162995U CN 210162995 U CN210162995 U CN 210162995U CN 201920665772 U CN201920665772 U CN 201920665772U CN 210162995 U CN210162995 U CN 210162995U
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- closing device
- elevator
- plate
- door opening
- sliding
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- 239000000428 dust Substances 0.000 claims abstract description 24
- 230000033001 locomotion Effects 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000001737 promoting effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 239000011435 rock Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of elevator devices, in particular to an elevator door opening and closing device, which comprises a bottom plate and two symmetrically arranged door plates which are in sliding connection with the bottom plate, and the elevator door opening and closing device also comprises two driving components which are respectively used for driving the two door plates to move in opposite directions; a chute is formed in the bottom plate, a telescopic plate is movably arranged in the chute, a placing groove is formed in the front end of the upper surface of the telescopic plate, two chutes are symmetrically formed in the rear end of the upper surface of the telescopic plate, and a dust collecting box is arranged in the placing groove; the bottom of each door plant all is provided with and stretches into push rod in the spout, the one end and the door plant fixed connection of push rod, the other end of push rod stretches into the chute, the front end of bottom plate is provided with the confession the fluting that the expansion plate stretches out. The utility model discloses novel structure, simple, the unexpected emergence that can reduce the little article that the passenger carried and drop from the elevator gap and prevent that the dust from getting into the operation rail of elevator, accept junk and dust.
Description
Technical Field
The utility model belongs to the technical field of the elevator technique and specifically relates to indicate an elevator switch door gear.
Background
Elevator refers to a permanent transportation device serving a number of specific floors in a building, the cars of which move in at least two rigid orbits perpendicular to the horizontal or inclined at an angle of less than 15 ° to the vertical, a vertical lift elevator having a car of a size and configuration to facilitate the passage of passengers in or out of or the loading and unloading of goods. No matter be passenger elevator or carry thing elevator, when its installation, all have certain clearance between elevator and the floor, about 3.5 centimeters, this is the design demand of elevator, but when the passenger was taking the elevator, the condition that can have little things such as key to drop from the gap to take place in reality often, when getting on or off the passenger in addition, can bring dust rubbish and drop from the gap, produce accident or safety problem easily.
Disclosure of Invention
The utility model provides a problem to prior art provides an elevator door opening and closing device, novel structure, simple, the operation rail that can reduce the accident that the passenger carried and take place and prevent that the dust from getting into the elevator from the elevator gap, through the motion of elevator switch door plant, push out the expansion plate in the spout of bottom plate, the clearance between shutoff elevator and the floor to be provided with the dust collecting box, accept junk and dust, reduced the dust on the passenger shoes or little article and fall into the elevartor shaft from the elevator gap.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides an elevator door opening and closing device, which comprises a bottom plate and two symmetrically arranged door plates which are connected with the bottom plate in a sliding way, and the elevator door opening and closing device also comprises two driving components which are respectively used for driving the two door plates to move in opposite directions;
a chute is formed in the bottom plate, a telescopic plate is movably arranged in the chute, a placing groove is formed in the front end of the upper surface of the telescopic plate, two chutes are symmetrically formed in the rear end of the upper surface of the telescopic plate, and a dust collecting box is arranged in the placing groove;
the bottom of each door plant all is provided with and stretches into the push rod in the spout, the one end and the door plant fixed connection of push rod, the other end of push rod stretches into the spout and is used for promoting the expansion plate reciprocating motion all around, the front end of bottom plate is provided with the confession the fluting that the expansion plate stretched out.
Wherein, be provided with the slide rail in the spout, slide rail and expansion plate sliding connection.
The bottom of the door plate is provided with pulleys, and the bottom plate is provided with a guide rail which is in sliding fit with the pulleys.
The other end of the push rod is provided with a sleeve, a sliding column is movably sleeved in the sleeve, and a knob used for fixing the sliding column is connected to one side of the sleeve in a threaded mode.
The front end of the inner wall of the sliding groove is fixedly connected with the front end of the inner wall of the sliding groove, and the other ends of the two reset springs are respectively abutted against the two sides of the front end of the telescopic plate.
Wherein, both ends all are provided with first stopper about the guide rail.
The lower end of the door plate is further provided with a convex block, the bottom plate is provided with a groove used for sliding in a matched mode with the convex block, and the convex block stretches into the groove.
Wherein, the equal fixedly connected with connecting block in top of every door plant, every drive assembly all include motor, threaded rod and slide bar, the connecting block be provided with be used for with threaded rod threaded connection's screw hole and be used for with the gliding slide opening of slide bar cooperation, the slide bar activity is worn to locate in the slide opening, the output shaft and the threaded rod transmission of motor are connected.
And a second limiting block is arranged at one end, far away from the door plate, of the sliding rod.
The utility model has the advantages that:
the utility model discloses novel structure, simple, the unexpected emergence that can reduce the little article that the passenger carried and from the elevator gap drop with prevent that the dust from getting into the operation rail of elevator, through the motion of elevator switch door plant, push out the expansion plate in the spout of bottom plate, the clearance between shutoff elevator and the floor to be provided with the dust collection box, accept junk and dust, reduced the dust on the passenger's shoes or little article and fall into the elevartor shaft from the elevator gap.
Drawings
Fig. 1 is the structural schematic diagram of an elevator door opening and closing device of the present invention.
Fig. 2 is a side view of the structure of the present invention.
Fig. 3 is a schematic structural diagram of the bottom plate and the expansion plate of the present invention.
Fig. 4 is an enlarged view of a portion a in fig. 2.
The reference numerals in fig. 1 to 4 include:
1-base plate 2-door plate 3-driving assembly
4-chute 5-expansion plate 6-placing groove
7-chute 8-dust collecting box 9-push rod
10-slot 11-slide rail 12-pulley
13-guide rail 14-sleeve 15-sliding column
16-knob 17-return spring 18-first limiting block
19-lug 20-connecting block 21-motor
22-threaded rod 23-sliding rod 24-threaded hole
25-sliding hole 26-second stop block 27-cover plate.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.
An elevator door opening and closing device is shown in fig. 1 to 4 and comprises a bottom plate 1 and two symmetrically arranged door plates 2 which are connected with the bottom plate 1 in a sliding manner, and the elevator door opening and closing device further comprises two driving components 3 which are respectively used for driving the two door plates 2 to move oppositely;
a sliding chute 4 is formed in the bottom plate 1, an expansion plate 5 is movably arranged in the sliding chute 4, a placing groove 6 is formed in the front end of the upper surface of the expansion plate 5, two inclined grooves 7 are symmetrically formed in the rear end of the upper surface of the expansion plate 5, and a dust collecting box 8 is arranged in the placing groove 6;
the bottom of every door plant 2 all is provided with and stretches into push rod 9 in the spout 4, the one end and the door plant 2 fixed connection of push rod 9, the other end of push rod 9 stretches into chute 7 is used for promoting 5 reciprocating motion around the expansion plate, the front end of bottom plate 1 is provided with the confession the fluting 10 that expansion plate 5 stretched out.
Specifically, when the utility model works, the two driving components 3 respectively control the two door panels 2 to move oppositely and open, and then the expansion plate 5 is driven to move towards the front end by moving the push rod 9 along the chute 7, and the expansion plate 5 extends out of the slot 10, so that the dust collecting box 8 is exposed out of the elevator gap and pushes against the edge of the floor, and the gap between the floor and the elevator room is supplemented, thereby reducing dust on the shoes of passengers or small articles falling into the elevator shaft from the elevator gap, when the elevator door is closed, the driving components 3 drive the door panels 2 to approach each other and close, meanwhile, the push rod 9 moves along the chute 7 to drive the expansion plate 5 to move towards the rear end, and the expansion plate 5 retracts into the chute 4; the utility model discloses novel structure, simple, the unexpected emergence that can reduce the little article that the passenger carried and drop from the elevator gap and prevent that the dust from getting into the operation rail of elevator, through elevator switch door plant 2's motion, push away the expansion plate 5 from the spout 4 of bottom plate 1 and extrude, the clearance between shutoff elevator and the floor to be provided with dust collection box 8, accept junk and dust, reduced the dust on the passenger's shoes or little article and fall into the elevartor shaft from the elevator gap.
Wherein, the inclined direction of the chute 7 is that the front end of the expansion plate 5 inclines to the rear end of the expansion plate 5.
The elevator door opening and closing device of the embodiment is characterized in that a sliding rail 11 is arranged in the sliding groove 4, and the sliding rail 11 is in sliding connection with the expansion plate 5. Specifically, the arrangement improves the fluency and accuracy of the telescopic plate 5 during moving, and the stability is good.
In the elevator door opening and closing device of the present embodiment, the bottom of the door panel 2 is provided with a pulley 12, and the bottom plate 1 is provided with a guide rail 13 for slidably fitting with the pulley 12. Specifically, the arrangement improves the smoothness and accuracy of the door panel 2 during movement, and the stability is good.
According to the elevator door opening and closing device, the other end of the push rod 9 is provided with a sleeve 14, a sliding column 15 is movably sleeved in the sleeve 14, and a knob 16 used for fixing the sliding column 15 is connected to one side of the sleeve 14 through threads. Specifically, the sliding column 15 can move up and down relative to the sleeve 14, so that the sliding column 15 can be clamped into the chute 7 of the expansion plate 5, and the sliding column 15 can be separated from the chute 7, and further the control or separation of the push rod 9 on the expansion plate 5 is realized.
The elevator door opening and closing device of this embodiment, the front end both sides of 4 inner walls of spout all are provided with reset spring 17, two reset spring 17's one end respectively with the front end both sides fixed connection of 4 inner walls of spout, two reset spring 17's the other end respectively with the both sides butt of 5 front ends of expansion plate. Specifically, reset spring 17 is preferably compression spring, and reset spring 17's setting makes things convenient for the reseing of expansion plate 5, and reset spring 17 only with expansion plate 5 butt, makes things convenient for operating personnel to carry out position control to expansion plate 5 in stretching into spout 4, avoids the dead position of expansion plate 5 of reset spring 17 lock.
According to the elevator door opening and closing device, the left end and the right end of the guide rail 13 are provided with the first limiting blocks 18. Specifically, the arrangement of the first limiting block 18 plays a role in limiting the moving range of the door panel 2, and the structure is simple and reliable.
In the elevator door opening and closing device of the present embodiment, the lower end of the door panel 2 is further provided with a protrusion 19, the bottom plate 1 is provided with a groove for sliding in cooperation with the protrusion 19, and the protrusion 19 protrudes into the groove. Specifically, through the sliding fit of the projection 19 and the groove, the stability of the door panel 2 during movement is improved, and the shaking is reduced.
The elevator door opening and closing device comprises a connecting block 20 fixedly connected to the top end of each door panel 2, each driving assembly 3 comprises a motor 21, a threaded rod 22 and a sliding rod 23, the connecting block 20 is provided with a threaded hole 24 connected with the threaded rod 22 in a threaded mode and a sliding hole 25 matched with the sliding rod 23 in a sliding mode, the sliding rod 23 is movably arranged in the sliding hole 25 in a penetrating mode, and an output shaft of the motor 21 is in transmission connection with the threaded rod 22. Specifically, the motor 21 and the sliding rod 23 are both mounted on a mounting frame fixed to the outside; when motor 21 starts, drive threaded rod 22 and rotate and drive about connecting block 20, and then drive door plant 2 and remove along guide rail 13, the cooperation of sliding hole 25 and slide bar 23 improves the accuracy nature when connecting block 20 slides, reduces and rocks, improves the stability when door plant 2 removes.
In the elevator door opening and closing device of this embodiment, one end of the sliding rod 23 away from the door panel 2 is provided with a second limiting block 26. Specifically, the second limiting block 26 is arranged to limit the moving range of the connecting block 20, so as to limit the moving opening distance of the door panel 2.
In the elevator door opening and closing device of the present embodiment, the bottom plate 1 is detachably connected to a cover plate 27 for covering the sliding chute 4, and the cover plate 27 can be detachably connected to the bottom plate 1 through screws; when the dust collecting box 8 needs to be cleaned, the cover plate 27 is opened to clean dust or remove fallen objects, and the use is convenient.
The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.
Claims (9)
1. An elevator door opening and closing device, its characterized in that: the elevator door opening and closing device comprises a bottom plate, two door plates which are symmetrically arranged and are in sliding connection with the bottom plate, and two driving components which are respectively used for driving the two door plates to move in opposite directions;
a chute is formed in the bottom plate, a telescopic plate is movably arranged in the chute, a placing groove is formed in the front end of the upper surface of the telescopic plate, two chutes are symmetrically formed in the rear end of the upper surface of the telescopic plate, and a dust collecting box is arranged in the placing groove;
the bottom of each door plant all is provided with and stretches into the push rod in the spout, the one end and the door plant fixed connection of push rod, the other end of push rod stretches into the spout and is used for promoting the expansion plate reciprocating motion all around, the front end of bottom plate is provided with the confession the fluting that the expansion plate stretched out.
2. An elevator door opening and closing device according to claim 1, wherein: a sliding rail is arranged in the sliding groove and is in sliding connection with the telescopic plate.
3. An elevator door opening and closing device according to claim 1, wherein: the bottom of door plant is provided with the pulley, the bottom plate is provided with and is used for the guide rail with pulley sliding fit.
4. An elevator door opening and closing device according to claim 1, wherein: the other end of the push rod is provided with a sleeve, a sliding column is movably sleeved in the sleeve, and a knob used for fixing the sliding column is connected to one side of the sleeve in a threaded mode.
5. An elevator door opening and closing device according to claim 1, wherein: the front end both sides of spout inner wall all are provided with reset spring, two reset spring's one end respectively with the front end both sides fixed connection of spout inner wall, two reset spring's the other end respectively with the both sides butt of expansion plate front end.
6. An elevator door opening and closing device according to claim 3, wherein: the left end and the right end of the guide rail are provided with first limiting blocks.
7. An elevator door opening and closing device according to claim 1, wherein: the lower end of the door plate is further provided with a convex block, the bottom plate is provided with a groove which is used for sliding in a matched mode with the convex block, and the convex block stretches into the groove.
8. An elevator door opening and closing device according to claim 1, wherein: the equal fixedly connected with connecting block in top of every door plant, every drive assembly all include motor, threaded rod and slide bar, the connecting block be provided with be used for with threaded rod threaded connection's screw hole and be used for with the gliding slide opening of slide bar cooperation, the slide bar activity is worn to locate in the slide opening, the output shaft and the threaded rod transmission of motor are connected.
9. An elevator door opening and closing device according to claim 8, wherein: and a second limiting block is arranged at one end, far away from the door plate, of the sliding rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920665772.5U CN210162995U (en) | 2019-05-09 | 2019-05-09 | Elevator door opening and closing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920665772.5U CN210162995U (en) | 2019-05-09 | 2019-05-09 | Elevator door opening and closing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210162995U true CN210162995U (en) | 2020-03-20 |
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ID=69790764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920665772.5U Expired - Fee Related CN210162995U (en) | 2019-05-09 | 2019-05-09 | Elevator door opening and closing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210162995U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110092273A (en) * | 2019-05-09 | 2019-08-06 | 中山职业技术学院 | A kind of elevator switch door gear |
-
2019
- 2019-05-09 CN CN201920665772.5U patent/CN210162995U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110092273A (en) * | 2019-05-09 | 2019-08-06 | 中山职业技术学院 | A kind of elevator switch door gear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200320 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |