CN218491229U - Upper and lower door opening and closing mechanism - Google Patents
Upper and lower door opening and closing mechanism Download PDFInfo
- Publication number
- CN218491229U CN218491229U CN202222099469.8U CN202222099469U CN218491229U CN 218491229 U CN218491229 U CN 218491229U CN 202222099469 U CN202222099469 U CN 202222099469U CN 218491229 U CN218491229 U CN 218491229U
- Authority
- CN
- China
- Prior art keywords
- door
- assembly
- photoelectric sensor
- sliding
- closing mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model relates to an upper and lower door opening and closing mechanism, which comprises a fixed frame; a door assembly including an upper door and a lower door disposed on the same vertical plane; the rodless cylinder is fixed on the fixed frame, a sliding block of the rodless cylinder is connected with the upper door through a cylinder connecting piece, the sliding block drives the upper door to move up and down in a vertical plane, and the cylinder connecting piece is respectively connected with the sliding block and the upper door through a fastening piece. Last lower door closing mechanism, the slider through rodless cylinder drives the upper door and moves from top to bottom, and when the upper door upwards lifted under the drive of rodless cylinder's slider and opened, the lower door downstream under the combined action of upper door, guide pulley, haulage rope, thereby the door subassembly is opened, the utility model discloses a through setting up a rodless cylinder, can realize the simultaneous control to two upper and lower switching, have simple structure, the operation is smooth, speed is stable, easy control, the lower characteristics of cost.
Description
Technical Field
The utility model relates to an electromechanical device technical field especially relates to an upper and lower door opening and closing mechanism.
Background
In the fields of precision machinery industry and semiconductor technology, certain cleanliness requirements are imposed on production environments due to the particularity of products. The clean room has tighter control on parameters such as air purity, temperature, humidity, pressure and the like, and has better sealing property, so the clean room has wider application in the fields of precision machinery, semiconductors and the like. In the vertical elevator system, door assemblies need to be provided at both the entrances and exits at both ends. In particular, in a lift installed in a clean room, there is a high demand for an opening and closing mechanism of a door assembly of the lift in order to prevent foreign substances such as dust in a hoistway inside the lift from entering the clean room and to maintain air cleanliness of the clean room.
However, the door assembly opening and closing mechanism of the conventional elevator has a complicated structure, and requires a driving force provided by at least two power members, one of which controls the opening and closing of the upper door and the other of which controls the opening and closing of the lower door. Therefore, it is desirable to design a door assembly opening and closing mechanism for an elevator, which has a simple structure, a stable speed, easy control, and a low cost.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a go up lower door closing mechanism suitable for lift, this mechanism just realize the simultaneous control to last door and lower door opening and shutting through setting up a no pole cylinder, and have simple structure, the operation is smooth, and speed is stable, easily control, characteristics with low costs.
In order to solve the technical problem, the utility model provides an upper and lower door closing mechanism, the specific technical scheme of the utility model as follows:
an opening and closing mechanism for upper and lower doors, comprising,
a fixed frame;
a door assembly including an upper door and a lower door disposed on the same vertical plane;
the rodless cylinder is fixed on the fixed frame, a sliding block of the rodless cylinder is connected with the upper door through a cylinder connecting piece, the sliding block drives the upper door to move up and down in a vertical plane, and the cylinder connecting piece is respectively connected with the sliding block and the upper door through a fastening piece;
and the transmission assembly comprises a guide wheel and a traction rope which are matched with each other, one end of the traction rope is connected with the upper door, and the other end of the traction rope winds around the guide wheel and is connected with the lower door.
Preferably, the fixing frame comprises cross beams arranged in the same vertical plane at intervals and a pair of vertical columns vertically connected with the end parts of the cross beams, the outer side surfaces of the vertical columns are attached with fixing plate assemblies, and each fixing plate assembly comprises a first fixing plate and a second fixing plate which are parallel to each other.
Preferably, the outer side wall of the door assembly is fixedly connected with a sliding assembly, and the door assembly is slidably connected with the first fixing plate and the second fixing plate through the sliding assembly.
Preferably, the protruding slide rail that establishes of fixed plate subassembly, the slip subassembly with slide rail sliding connection, the slip subassembly is followed the door subassembly direction is equipped with the baffle, the baffle pass through the bolt with the lateral wall reciprocal anchorage of door subassembly.
Preferably, the sliding assembly is including setting up the last sliding assembly of last door and setting are in the lower sliding assembly of lower door, go up the sliding assembly setting and be in the lower extreme of last door lateral wall, the lower sliding assembly is established the upper end of lower door lateral wall.
Preferably, a positioning assembly is included, the positioning assembly comprising:
and the detection plate assembly comprises an upper detection plate arranged on the upper sliding assembly and a lower detection plate arranged on the lower sliding assembly.
The photoelectric sensor assembly is arranged on the stand column and comprises a first photoelectric sensor, a second photoelectric sensor, a third photoelectric sensor and a fourth photoelectric sensor which are sequentially arranged from top to bottom, the distance between the first photoelectric sensor and the fourth photoelectric sensor is the maximum displacement distance of the door assembly, when the door assembly is closed, the upper detection plate triggers the second photoelectric sensor, and the lower detection plate triggers the third photoelectric sensor.
Preferably, the photoelectric sensor assembly comprises a U-shaped photoelectric sensor, and the detection plate assembly passes through the middle of the U-shaped photoelectric sensor when moving up and down along with the sliding assembly.
Preferably, the guide pulley sets up the lateral surface of stand, just the position of guide pulley is higher than go up the door, the guide pulley is mutually supported with the haulage rope, the haulage rope with the guide pulley uses the axis of door subassembly is the center, is equipped with two sets of symmetrically.
Preferably, one end of the pulling rope is connected with the top end of the upper door through a fixing piece, the other end of the pulling rope is connected with the outer side of the lower door through the fixing piece, the fixing piece comprises a connecting rod connected with the door assembly and a chain arranged on the connecting rod, and the chain is connected with the pulling rope.
Preferably, the door assembly comprises a plurality of horizontal rods and vertical rods which are perpendicular to each other, a transparent panel is arranged between the horizontal rods and the vertical rods, and sealing parts are arranged on contact surfaces of the upper door and the lower door and comprise sealing rubber strips.
Compared with the prior art, the technical scheme of the utility model have following advantage:
last lower door closing mechanism, the slider through rodless cylinder drives the upper door and moves from top to bottom, when the upper door upwards lifts up under the drive of rodless cylinder's slider and opens, the lower door downstream under the combined action of upper door, guide pulley, haulage rope, thereby door subassembly is opened, otherwise, door subassembly is closed. The utility model discloses a set up a rodless cylinder, can realize having simple structure to the simultaneous control of upper and lower two switching, the operation is smooth, and speed is stable, easily control, the lower characteristics of cost.
Drawings
In order to make the content of the invention more clearly understood, the invention will now be described in further detail with reference to specific embodiments thereof, in conjunction with the accompanying drawings, in which
Fig. 1 is a schematic front view of the preferred embodiment of the present invention.
Fig. 2 is a schematic side view of the preferred embodiment of the present invention.
Fig. 3 is a schematic diagram of a partially enlarged structure of the preferred embodiment of the present invention.
Fig. 4 is a schematic diagram of a partially enlarged structure of the preferred embodiment of the present invention.
The specification reference numbers indicate: 1-a fixed frame, 11-an upper door, 12-a lower door, 2-a rodless cylinder, 21-a cylinder connecting piece, 3-a guide wheel, 4-a traction rope, 51-an upper sliding component, 511-an upper detection plate, 52-a lower sliding component, 521-a lower detection plate, 61-a first photoelectric sensor, 62-a second photoelectric sensor, 63-a third photoelectric sensor, 64-a fourth photoelectric sensor, 7-a connecting rod, 71-a chain, 8-a sliding rail and 9-a fixed plate component.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not limited to the present invention.
Examples
Referring to fig. 1 to 4, the present invention provides an upper and lower door opening and closing mechanism, including,
a fixed frame 1;
a door assembly including an upper door 11 and a lower door 12 disposed in the same vertical plane;
the rodless cylinder 2 is fixed on the fixed frame 1, a sliding block of the rodless cylinder 2 is connected with the upper door 11 through a cylinder connecting piece 21, the sliding block drives the upper door 11 to move up and down in a vertical plane, and the cylinder connecting piece 21 is respectively connected with the sliding block and the upper door 11 through a fastener;
and the transmission assembly comprises a guide wheel 3 and a traction rope 4 which are matched with each other, one end of the traction rope 4 is fixedly connected with the upper door 11, and the other end of the traction rope is wound around the guide wheel 3 and is connected with the lower door 12.
Go up lower door opening and closing mechanism, including rodless cylinder 2, slider on the rodless cylinder 2 with the upper door links to each other, thereby drives upper door 11 carries out the up-and-down motion. The upper door 11 is fixed with the lower door 12 through the guide wheel 3 and the traction rope 4, when the upper door 11 moves upwards, the lower door 12 moves downwards to open the door assembly, when the upper door 11 moves downwards, the lower door 12 moves upwards to close the door assembly, the upper door 11 and the lower door 12 can be controlled simultaneously only through a rodless cylinder to open and close the upper door and the lower door, and the door assembly is simple in structure, delicate in design and low in cost.
Further, fixed frame 1 includes the crossbeam that the interval set up in same vertical plane, and with a pair of stand of crossbeam tip perpendicular connection, the outside facial features of stand pastes establishes fixed plate subassembly 9, fixed plate subassembly 9 includes first fixed plate, the second fixed plate that is parallel to each other. Particularly, the protruding slide rail 8 of establishing of fixed plate subassembly 9's lateral surface, be equipped with the slip subassembly on the slide rail, the slip subassembly is followed the door subassembly direction is equipped with the baffle, the baffle pass through the bolt with the door subassembly is fixed, consequently, the slip subassembly can be along with the door subassembly carries out up-and-down motion in step.
The outer side wall of the door assembly is fixedly connected with a sliding assembly, and the door assembly is in sliding connection with the first fixing plate and the second fixing plate through the sliding assembly and moves up and down along the first fixing plate and the second fixing plate. Therefore, through the cooperation of the fixing plate assembly 9, the sliding assembly and the sliding rail 8, on one hand, the door assembly can be fixed and limited, so that the door assembly can be smoothly and stably opened and closed in a vertical plane; on the other hand, can reduce the noise that the door subassembly up-and-down motion in-process produced reaches the effect of silence.
Specifically, the sliding assembly includes an upper sliding assembly 51 disposed on the upper door 11 and a lower sliding assembly 52 disposed on the lower door 12, the upper sliding assembly 51 is disposed at the lower end of the side wall of the upper door 11, the lower sliding assembly 52 is disposed at the upper end of the side wall of the lower door 12, the upper sliding assembly 51 moves along with the upper door 11, and the lower sliding assembly 52 moves along with the lower door 12.
In addition, the upper and lower door opening and closing mechanism of the embodiment comprises a control power supply and a control end, so that the door assembly can be remotely controlled to be opened and closed.
The upper and lower door opening and closing mechanism of the embodiment further comprises a positioning assembly for positioning the door assembly, wherein the positioning assembly comprises a detection plate assembly and a photoelectric sensor assembly, wherein,
a sensing plate assembly including an upper sensing plate 511 provided at the upper slide assembly 51 and a lower sensing plate 521 provided at the lower slide assembly 52.
And the photoelectric sensor assembly is arranged on the upright post. In this embodiment, it is disposed on the rear side wall of the pillar, and the photoelectric sensing assembly includes a first photoelectric sensor 61, a second photoelectric sensor 62, a third photoelectric sensor 63, and a fourth photoelectric sensor 64, which are sequentially disposed from top to bottom. The distance between the first photoelectric sensor 61 and the fourth photoelectric sensor 64 is the maximum displacement distance of the door assembly, so that when the upper door 11 and the lower door 12 are opened and the displacement distance between the upper door 11 and the lower door 12 reaches the maximum, the upper detection plate 511 triggers the first photoelectric sensor 61, and the lower detection plate 521 triggers the fourth photoelectric sensor 64; when the door assembly is closed, the upper detection plate 511 triggers the second photo sensor 62, and the lower detection plate 521 triggers the third photo sensor 63.
The photoelectric sensor assembly is a U-shaped photoelectric sensor, the detection plate assembly is bent towards the rear side of the stand column to form a bent part, and the bent part is matched with a U-shaped groove of the U-shaped photoelectric sensor, so that when the detection plate assembly moves up and down along with the sliding assembly, the detection plate assembly can pass through the U-shaped groove of the U-shaped photoelectric sensor. When the detection board assembly passes through the U-shaped photoelectric sensor, the U-shaped photoelectric sensor is triggered at the moment, the U-shaped photoelectric sensor transmits a signal to the control end, and the control end controls the rodless cylinder to stop running, so that the door assembly is accurately limited.
Further, the guide wheel 3 is arranged on the outer side surface of the upright, and the position of the guide wheel 3 is higher than the upper door 11. The haulage rope with the guide pulley uses the axis of door subassembly is the center, is equipped with two sets ofly symmetrically to make overall structure more stable, make the atress of door subassembly more even, thereby make the operation of door subassembly more steady. The guide wheel 3 is matched with the traction rope 4 to pull up or move down the lower door 12, and the guide wheel 3 plays a role of a fixed pulley.
Specifically, in this embodiment, the hauling cable 4 is a steel cable, one end of the hauling cable 4 is connected to the top end of the upper door 11 through a fixing member, the other end of the hauling cable 4 is connected to the outer side of the lower door 12 through the fixing member, the fixing member includes a connecting rod 7 connected to the door assembly, and a chain 71 arranged on the connecting rod 7, and the chain 71 is connected to the hauling cable 4. Thereby, a circulation structure is formed, and further, the upper door 11 and the lower door 12 having the same weight are used, so that the weight of the upper door 11 is balanced by the weight of the lower door 12, thereby enabling to reduce the model selection specification of the rodless cylinder 2, and further reducing the cost.
The door subassembly includes a plurality of mutually perpendicular's horizon bar and vertical pole, the horizon bar with be equipped with transparent panel between the vertical pole, upper door 11 with the contact surface of lower door 12 is equipped with the sealing, the sealing is joint strip, thereby guarantees the door subassembly has good leakproofness when the closure, has reduced the source of sending out dust, can play better dustproof effect.
The operating principle of the upper and lower door opening and closing mechanism of the embodiment is as follows:
the slider of the rodless cylinder 2 drives the upper door 11 to move upwards through the cylinder connecting piece 21, the upper detection plate 511 also moves upwards along with the upper door 11, meanwhile, the lower door 12 moves downwards under the driving of the traction rope 4, meanwhile, the lower detection plate 521 moves downwards along with the lower door 12, the door assembly is opened up and down, when the upper detection plate 511 reaches the first photoelectric sensor 61 and the lower detection plate 521 reaches the fourth photoelectric sensor 64, the first photoelectric sensor 61 and the fourth photoelectric sensor 64 are triggered at the moment, the control end receives signals and controls the rodless cylinder 2 to stop running, so that the door assembly stops moving, and the door assembly is opened. Similarly, when the upper door 11 and the lower door 12 need to be closed, the rodless cylinder 2 is controlled by the control end to drive the upper door 11 to move downwards, at this time, the traction rope 4 drives the lower door 12 to move upwards, and when the upper door 11 and the lower door 12 are closed, the upper detection plate 511 and the lower detection plate 521 trigger the second photoelectric sensor 62 and the third photoelectric sensor 63 respectively, so that the control end receives a signal and controls the rodless cylinder 2 to stop operating, the door assembly stops moving, and the door assembly is closed.
To sum up, the upper and lower door opening and closing mechanism of the utility model can realize the simultaneous control of the upper and lower doors by arranging the rodless cylinder, and has the characteristics of simple structure, smooth operation, stable speed, easy control and lower cost; in addition, the sliding rail is arranged on the fixed plate assembly, and the door assembly is connected with the sliding rail in a sliding manner through the sliding assembly and can be limited in the movement track, so that the door assembly is ensured to be opened and closed smoothly and stably, the operation stability of the door assembly is improved, the noise generated in the vertical movement process of the door assembly can be reduced, and the silencing effect is achieved; further, a sealing part is arranged between the upper door and the lower door, so that a good dustproof effect is achieved.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (10)
1. The utility model provides an upper and lower door opening and closing mechanism which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
a fixed frame;
a door assembly including an upper door and a lower door disposed on the same vertical plane;
the rodless cylinder is fixed on the fixed frame, a sliding block of the rodless cylinder is connected with the upper door through a cylinder connecting piece, the sliding block drives the upper door to move up and down in a vertical plane, and the cylinder connecting piece is respectively connected with the sliding block and the upper door through a fastening piece;
and the transmission assembly comprises a guide wheel and a traction rope which are matched with each other, one end of the traction rope is connected with the upper door, and the other end of the traction rope winds around the guide wheel and is connected with the lower door.
2. The upper and lower door opening and closing mechanism according to claim 1, wherein: the fixed frame comprises cross beams arranged in the same vertical plane at intervals and a pair of stand columns vertically connected with the end parts of the cross beams, the outer side surfaces of the stand columns are attached with fixed plate assemblies, and each fixed plate assembly comprises a first fixed plate and a second fixed plate which are parallel to each other.
3. The opening and closing mechanism for the upper and lower doors according to claim 2, wherein: the outer side wall of the door assembly is fixedly connected with a sliding assembly, and the door assembly is in sliding connection with the first fixing plate and the second fixing plate through the sliding assembly.
4. An opening and closing mechanism for upper and lower doors according to claim 3, wherein: the outer side surface of the fixed plate component is convexly provided with a sliding rail, the sliding component is in sliding connection with the sliding rail, the sliding component is provided with a baffle plate along the door component direction, and the baffle plate is mutually fixed with the outer side wall of the door component through a bolt.
5. An opening and closing mechanism for upper and lower doors according to claim 4, wherein: the sliding assembly is in including setting up the last sliding assembly of last door is in with the setting the lower sliding assembly of lower door, it sets up to go up the sliding assembly the lower extreme of last door lateral wall, the lower sliding assembly is established the upper end of lower door lateral wall.
6. An upper and lower door opening and closing mechanism according to claim 5, wherein: including the locating component, the locating component includes:
the detection plate assembly comprises an upper detection plate arranged on the upper sliding assembly and a lower detection plate arranged on the lower sliding assembly;
the photoelectric sensor assembly is arranged on the stand column and comprises a first photoelectric sensor, a second photoelectric sensor, a third photoelectric sensor and a fourth photoelectric sensor which are sequentially arranged from top to bottom, the distance between the first photoelectric sensor and the fourth photoelectric sensor is the maximum displacement distance of the door assembly, when the door assembly is closed, the upper detection plate triggers the second photoelectric sensor, and the lower detection plate triggers the third photoelectric sensor.
7. The upper and lower door opening and closing mechanism according to claim 6, wherein the photoelectric sensor assembly comprises a U-shaped photoelectric sensor, and the detection plate assembly passes through the middle of the U-shaped photoelectric sensor when moving up and down along with the sliding assembly.
8. The opening and closing mechanism for the upper and lower doors according to claim 2, wherein: the guide pulley sets up the lateral surface of stand, just the position of guide pulley is higher than go up the door, the haulage rope with the guide pulley uses the axis of door subassembly is the center, is equipped with two sets ofly symmetrically.
9. An upper and lower door opening and closing mechanism according to claim 1, wherein: the one end of haulage rope passes through the mounting and connects the top of going up the door, the other end of haulage rope passes through the mounting is connected the outside of lower door, the mounting include with the connecting rod that the door subassembly links to each other and establish chain on the connecting rod, the chain with the haulage rope links to each other.
10. An opening and closing mechanism for upper and lower doors according to claim 1, wherein: the door assembly comprises a plurality of horizontal rods and vertical rods which are perpendicular to each other, a transparent panel is arranged between the horizontal rods and the vertical rods, and a sealing part is arranged on the contact surface of the upper door and the lower door and comprises a sealing rubber strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222099469.8U CN218491229U (en) | 2022-08-10 | 2022-08-10 | Upper and lower door opening and closing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222099469.8U CN218491229U (en) | 2022-08-10 | 2022-08-10 | Upper and lower door opening and closing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218491229U true CN218491229U (en) | 2023-02-17 |
Family
ID=85185634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222099469.8U Active CN218491229U (en) | 2022-08-10 | 2022-08-10 | Upper and lower door opening and closing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218491229U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116395538A (en) * | 2023-04-27 | 2023-07-07 | 广州广日电梯工业有限公司 | Unpowered elevator door system and control method |
-
2022
- 2022-08-10 CN CN202222099469.8U patent/CN218491229U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116395538A (en) * | 2023-04-27 | 2023-07-07 | 广州广日电梯工业有限公司 | Unpowered elevator door system and control method |
| CN116395538B (en) * | 2023-04-27 | 2023-12-19 | 广州广日电梯工业有限公司 | Unpowered elevator door system and control method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN218491229U (en) | Upper and lower door opening and closing mechanism | |
| CA2501142C (en) | Equipment for fine positioning of a cage of a multi-stage cage | |
| US11365094B2 (en) | Device for limiting sway in an elevator travelling cable | |
| JP3957724B2 (en) | Telesco frame elevator | |
| CN113816239B (en) | Landing door for elevator and elevator | |
| CN103266833A (en) | Lifting type folding door or window convenient to open and close | |
| CN203754189U (en) | Three-piece swing-up door linkage mechanism for elevator | |
| CN113047761B (en) | Lifting platform door mechanism | |
| CN114263415A (en) | Lifting heat insulation door | |
| KR102149715B1 (en) | Door driving apparatus using running block | |
| KR100295777B1 (en) | seat shutter | |
| CN216583665U (en) | Novel sightseeing elevator | |
| CN220552598U (en) | Curtain detection equipment without stay cord spring system | |
| CN220059277U (en) | Electric lifting device for glass curtain wall | |
| US20210139285A1 (en) | Synchronizing assembly for elevator door and elevator | |
| CN213540114U (en) | Linkage device and magnetic suspension linkage door comprising same | |
| CN215632491U (en) | Novel translation hangs and pushes away window | |
| CN213654610U (en) | Novel multifunctional automatic door | |
| JP2000255934A (en) | Winding drum type elevator | |
| JPH054543Y2 (en) | ||
| CN104944262A (en) | Opening/closing device of elevator door | |
| CN2242319Y (en) | Drawing type electric canopy door | |
| CN103216184A (en) | Modified lift type folding door / window | |
| CN111071895A (en) | Chain reciprocating elevator with falling prevention and falling functions | |
| JPH06239554A (en) | Safety device for rising type elevator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |