CN221093343U - Hoistway door safety protection mechanism - Google Patents
Hoistway door safety protection mechanism Download PDFInfo
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- CN221093343U CN221093343U CN202323304777.0U CN202323304777U CN221093343U CN 221093343 U CN221093343 U CN 221093343U CN 202323304777 U CN202323304777 U CN 202323304777U CN 221093343 U CN221093343 U CN 221093343U
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- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of elevator doors and discloses an elevator hoistway door safety protection mechanism which comprises a door frame, wherein a sliding groove is formed in the door frame, two moving plates are arranged in the sliding groove in a sliding manner, and the moving plates are connected with the hoistway door; further comprises: the movable plate is connected with the protection plate, and the protection plate is provided with a light curtain sensor; the buffer component is arranged in the inner cavity and connected with the movable plate, so that people or bad objects are prevented from being clamped when the two hall doors are closed; slide cavities arranged on two sides of the two hall doors close to the ends, and a protection part is arranged in the slide cavities; when the elevator hall door is closed and the light curtain sensor does not accurately detect people or objects between the two hall doors, the buffer component can slow down the extrusion of the hall door closing to middle people or objects, so that the situation that the hall door clamps hurt people or clamps bad objects is avoided, and when people or objects exist in the middle of the hall door, the protection component is not triggered, and at the moment, the elevator is forbidden to lift.
Description
Technical Field
The utility model relates to the technical field of elevator doors, in particular to an elevator hoistway door safety protection mechanism.
Background
The elevator door is a very important part of the elevator, and has two doors, called hall doors, which are fixed to each floor and seen from the outside of the elevator, and called car doors, which are fixed to the car and move along with the car, and seen from the inside. The opening and closing of the elevator door is typically a hoistway door opening and closing driven by the car door. Its stability, rationality, safety are key factors in determining the class of elevators.
At present, whether people or objects exist between two hall doors is generally detected through a light curtain sensor, but the detection of the light curtain sensor also has some defects, passengers are easily injured by clamping due to detection errors, and meanwhile, the existing elevator hall door has the defect that the elevator is not completely closed and starts to run, so that the safety problem exists, and therefore, improvement is needed.
To this end, a person skilled in the art proposes a hoistway door safety protection mechanism to solve the problems presented in the background above.
Disclosure of utility model
The utility model aims to provide a hoistway door safety protection mechanism which solves the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The elevator hoistway door safety protection mechanism comprises a portal frame, wherein a sliding groove is formed in the portal frame, two moving plates are arranged in the sliding groove in a sliding manner, and the moving plates are connected with the hoistway door; further comprises:
The movable plate is connected with the protection plate, and the protection plate is provided with a light curtain sensor for detecting people or objects between the two hall doors;
The buffer component is arranged in the inner cavity and connected with the movable plate, so that people or bad objects are prevented from being clamped when the two hall doors are closed;
the sliding cavities are arranged on two sides of the approaching ends of the two hoistway doors, and the sliding cavities are internally provided with protective components for assisting in controlling the closing of the hoistway doors.
As a further scheme of the utility model: the buffer part comprises fixed columns arranged on two sides of the inner cavity, movable grooves are formed in two sides of the fixed columns, movable blocks are arranged in the movable grooves in a sliding mode, the movable blocks are connected with movable frames, the movable frames are connected with movable plates, and first springs are arranged between the movable frames and the fixed columns.
As still further aspects of the utility model: and clamping blocks are arranged on two sides in the inner cavity and used for limiting the movement of the movable plate.
As still further aspects of the utility model: the protection part comprises a positioning block which is connected with the sliding cavity in a sliding way, the positioning block is connected with the inner wall of the sliding cavity through a second spring, limiting blocks are arranged on two sides of the positioning block, limiting grooves which are connected with the limiting blocks in a sliding way are formed on two sides of the sliding cavity, a touch switch is arranged at one end of each limiting groove, a convex block is arranged on one side of the positioning block, and a groove matched with the convex block is formed in the other side of the positioning block.
Compared with the prior art, the utility model has the beneficial effects that: the utility model is suitable for an elevator hoistway door safety protection mechanism, when an elevator hoistway door is closed, and a light curtain sensor does not accurately detect a person between two hoistway doors, the buffer part can slow down the extrusion of the closing of the hoistway door to a middle person, so that the hoistway door is prevented from hurting the person by clamping, in addition, when an object exists in the middle of the hoistway door, the protection part is not triggered, and at the moment, the elevator is prevented from ascending and descending, so that the defect that the elevator hoistway door starts to operate when the elevator is not completely closed can be avoided, and the use safety of the elevator is improved.
Drawings
Fig. 1 is a schematic diagram of an elevator hoistway door safety protection mechanism.
Fig. 2 is a partial enlarged view at a in fig. 1.
Fig. 3 is a schematic structural view of a positioning block and a stopper in an elevator hoistway door safety protection mechanism.
In the figure: 1. a door frame; 2. a chute; 3. a moving plate; 4. a hall door; 5. an inner cavity; 6. fixing the column; 7. a movable groove; 8. a movable block; 9. a movable frame; 10. a first spring; 11. a movable plate; 12. a clamping block; 13. a light curtain sensor; 14. a sliding cavity; 15. a positioning block; 16. a limit groove; 17. a limiting block; 18. a touch switch; 19. a second spring; 20. a protection plate; 21. a bump; 22. a groove.
Detailed Description
The technical scheme of the patent is further described in detail below with reference to the specific embodiments.
Referring to fig. 1-3, an elevator hoistway door safety protection mechanism comprises a door frame 1, wherein a sliding groove 2 is formed in the door frame 1, two moving plates 3 are arranged in the sliding groove 2 in a sliding manner, and the moving plates 3 are connected with a hoistway door 4; further comprises:
An inner cavity 5 arranged in the hall doors 4, a movable plate 11 is arranged in the inner cavity 5 in a sliding manner, the movable plate 11 is connected with a protection plate 20, and a light curtain sensor 13 is arranged on the protection plate 20 and used for detecting people or objects between the two hall doors 4;
The buffer component is arranged in the inner cavity 5 and connected with the movable plate 11, so that people are prevented from being injured or bad objects are prevented from being clamped when the two hall doors 4 are closed;
And the sliding cavities 14 are arranged on two sides of the approaching ends of the two hoistway doors 4, and the sliding cavities 14 are internally provided with protective components for assisting in controlling the closing of the hoistway doors 4.
When the elevator hall door 4 is closed, and when the light curtain sensor 13 does not accurately detect people or objects between the two hall doors 4, the buffer component can slow down the closing of the hall doors 4 to squeeze middle people or objects, so that the hall doors 4 are prevented from hurting people or clamping bad objects, and when people or objects exist in the middle of the hall doors 4, the protection component is not triggered, and at the moment, the elevator is prevented from ascending and descending, so that the defect that the elevator is not completely closed by the elevator hall door 4, namely, the elevator starts to operate can be avoided, and the use safety of the elevator is improved.
The buffer component comprises fixed columns 6 which are arranged on two sides in an inner cavity 5, two groups of fixed columns 6 are symmetrically arranged in the inner cavity 5, each group of fixed columns 6 can be arranged in a plurality, the number is not limited, each group of preferable fixed columns 6 is arranged in two, movable grooves 7 are formed on two sides of each fixed column 6, movable blocks 8 are arranged in the movable grooves 7 in a sliding mode, the movable grooves 7 limit the moving positions of the movable blocks 8, the movable blocks 8 are connected with movable frames 9, the movable frames 9 are connected with movable plates 11, first springs 10 are arranged between the movable frames 9 and the fixed columns 6, and clamping blocks 12 are arranged on two sides in the inner cavity 5 and used for limiting the movement of the movable plates 11; when two hall doors 4 are closed, two hall doors 4 can be close gradually, and guard plate 20 on two hall doors 4 can contact earlier simultaneously to promote guard plate 20 to remove in inner chamber 5 along with closing of hall door 4, until the surface of guard plate 20 is close to the terminal surface with hall door 4 and flushes, and one side of fly leaf 11 supports on fixture block 12 this moment, and at this in-process, fly leaf 9 on the fly leaf 11 can extrude first spring 10, and the movable block 8 of being connected with fly leaf 9 also can slide along movable groove 7 simultaneously, and then when there is people or thing between two hall doors 4, can slow down the extrusion of hall door 4 to people or thing through first spring 10, and then reduce the injury, excellent in use effect.
The protection component comprises a positioning block 15 which is in sliding connection with the sliding cavity 14, the positioning block 15 is connected with the inner wall of the sliding cavity 14 through a second spring 19, limiting blocks 17 are arranged on two sides of the positioning block 15, limiting grooves 16 which are in sliding connection with the limiting blocks 17 are formed on two sides of the sliding cavity 14, a touch switch 18 is arranged at one end of each limiting groove 16, a protruding block 21 is arranged on one side of each positioning block 15, grooves 22 matched with the protruding blocks 21 are formed on the other side of each positioning block 15, when two hall doors 4 are closed and mutually close, the protruding blocks 21 of one positioning block 15 on one hall door 4 are clamped into the grooves 22 of the positioning block 15 on the other hall door 4, meanwhile, along with the closing of the hall door 4, the positioning block 15 is pushed to move into the sliding cavity 14, so that the limiting blocks 17 slide along the limiting grooves 16, when the two hall doors 4 are completely closed, the limiting blocks 17 are contacted with the touch switch 18, and when a signal hall door 4 is completely closed, but when a person or an object exists between the two hall doors 4, the two hall doors 4 are closed, the two hall doors 4 cannot be closed, and the two hall doors cannot be completely closed, and the two hall doors cannot completely move, and the distance of the two positioning blocks cannot be completely close to the limiting blocks 4, and the two positioning blocks cannot completely move along the limiting grooves 16 due to the fact that the movement of the situation that the signal is not can be completely closed, and the moving along the limiting grooves of the limiting blocks and the sliding grooves 16; wherein the protection components are arranged at two ends of the hoistway door 4 and are hidden in the elevator door frame.
The working principle of the utility model is as follows: when two hall doors 4 are closed, the two hall doors 4 are gradually close, meanwhile, the protection plates 20 on the two hall doors 4 are contacted firstly, and the protection plates 20 are pushed to move into the inner cavity 5 along with the closing of the hall doors 4 until the outer surfaces of the protection plates 20 are flush with the end surfaces of the hall doors 4 close to, at the moment, one side of the movable plate 11 is abutted against the clamping blocks 12, in the process, the movable frame 9 on the movable plate 11 can squeeze the first springs 10, meanwhile, the movable blocks 8 connected with the movable frame 9 can slide along the movable grooves 7, and further, when people or objects exist between the two hall doors 4, the extrusion of the hall doors 4 to the people or objects can be slowed down through the first springs 10, and the damage is further reduced; when two hall doors 4 are closed and close to each other, the protruding block 21 of the positioning block 15 on one hall door 4 is clamped into the groove 22 of the positioning block 15 on the other hall door 4, meanwhile, as the hall doors 4 are closed, the positioning block 15 is pushed to move into the sliding cavity 14, so that the limiting block 17 slides along the limiting groove 16, when the two hall doors 4 are completely closed, the limiting block 17 is contacted with the touch switch 18, at the moment, the hall doors 4 are completely closed, the elevator can lift, at the moment, the elevator can lift, but when people or objects exist between the two hall doors 4, the two hall doors 4 can not be closed, at the moment, although the protruding block 21 of the positioning block 15 on one hall door 4 can be clamped into the groove 22 of the positioning block 15 on the other hall door 4, due to the fact that the hall doors 4 can not move, the limiting block 17 can not move a sufficient distance in the limiting groove 16 to touch the touch switch 18, and further, at the moment, the elevator can not lift.
The utility model is suitable for a safety protection mechanism of the elevator hall doors 4, when the elevator hall doors 4 are closed, and when the light curtain sensor 13 does not accurately detect people or objects between the two hall doors 4, the buffer component can slow down the extrusion of the hall doors 4 to middle people or objects, thereby avoiding the clamping injury of the hall doors 4 or the clamping of bad objects, and when the people or objects exist in the middle of the hall doors 4, the protection component is not triggered, and at the moment, the elevator is forbidden to lift, thereby avoiding the defect that the elevator starts to run when the elevator hall doors 4 are not completely closed, and improving the use safety of the elevator.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (5)
1. The utility model provides an elevator hoistway door safety protection mechanism, includes the portal, has seted up the spout on the portal, and the slip is provided with two movable plates in the spout, and the movable plate is connected with the hoistway door, its characterized in that still includes:
an inner cavity arranged in the hall door, wherein a movable plate is arranged in the inner cavity in a sliding way and is connected with the protection plate;
The buffer component is arranged in the inner cavity and connected with the movable plate, so that people or bad objects are prevented from being clamped when the two hall doors are closed;
the sliding cavities are arranged on two sides of the approaching ends of the two hoistway doors, and the sliding cavities are internally provided with protective components for assisting in controlling the closing of the hoistway doors.
2. The hoistway door safety protection mechanism of claim 1, wherein the protection plate is provided with a light curtain sensor for detecting a person or thing between two hoistway doors.
3. The hoistway door safety protection mechanism according to claim 1, wherein the buffer member comprises fixed columns installed on two sides of the inner cavity, movable grooves are formed in two sides of the fixed columns, movable blocks are slidably arranged in the movable grooves and connected with the movable frame, the movable frame is connected with the movable plate, and a first spring is arranged between the movable frame and the fixed columns.
4. A hoistway door safety protection mechanism according to claim 3, wherein the two sides of the interior cavity are provided with a block for restricting movement of the movable plate.
5. The hoistway door safety protection mechanism according to claim 1, wherein the protection component comprises a positioning block which is slidably connected with the sliding cavity, the positioning block is connected with the inner wall of the sliding cavity through a second spring, limiting blocks are installed on two sides of the positioning block, limiting grooves which are slidably connected with the limiting blocks are formed on two sides of the sliding cavity, a touch switch is installed at one end of each limiting groove, a protruding block is installed on one side of the positioning block, and grooves matched with the protruding blocks are formed on the other side of the positioning block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323304777.0U CN221093343U (en) | 2023-12-05 | 2023-12-05 | Hoistway door safety protection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323304777.0U CN221093343U (en) | 2023-12-05 | 2023-12-05 | Hoistway door safety protection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221093343U true CN221093343U (en) | 2024-06-07 |
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ID=91328575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323304777.0U Active CN221093343U (en) | 2023-12-05 | 2023-12-05 | Hoistway door safety protection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221093343U (en) |
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2023
- 2023-12-05 CN CN202323304777.0U patent/CN221093343U/en active Active
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