CN211301817U - Folding step based on platform of fleing - Google Patents
Folding step based on platform of fleing Download PDFInfo
- Publication number
- CN211301817U CN211301817U CN201920760013.7U CN201920760013U CN211301817U CN 211301817 U CN211301817 U CN 211301817U CN 201920760013 U CN201920760013 U CN 201920760013U CN 211301817 U CN211301817 U CN 211301817U
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- base
- screw
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- driving system
- folding
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Abstract
A folding step based on an escape platform can well realize the construction of an escape channel of high-rise personnel under emergency, and is simple to operate and compact in structure; the foldable type stair climbing mechanism comprises a base and a top plate, wherein a foldable step is arranged on the left side of the base, two sides of the step are formed into a continuous parallelogram structure by means of cross hinge splicing of a plurality of first movable strips and second movable strips, a pedal is connected between two sides of the step, the upper end of the step is connected to the top plate, the lower end of the step is fixed on the base in a sliding mode, a driving system is arranged on the right side of the base and can push the step to move to the left outside the base, when the step moves to the outside of the base, the step is unfolded to form a step structure, and the driving system can; the utility model discloses think about novelty, the structure is ingenious, the realization high-rise personnel that can be fine are in putting up of emergency escape way under emergency, easy operation simultaneously, compact structure.
Description
Technical Field
The utility model relates to a fire control safety technical field, especially a foldable step based on platform of fleing.
Background
High-rise buildings are high in floors, many people inside the buildings are in the buildings, when accidents happen, people need to be evacuated as soon as possible, the speed is slow, confusion is easy to occur, smoke generated by fire is toxic gas, people are easy to fumigate, the corridor is the place with the most smoke and cannot be used, an elevator can be closed, people can only wait for rescue, and the high-rise buildings are very passive and do not have devices capable of escaping from the high-rise buildings quickly and safely.
Therefore, the device which can be installed indoors and can be operated by personnel to safely escape from a high-rise building is designed, the device needs to use a step which can be extended out when in use, the use of trapped personnel is facilitated, but the floor area can be reduced as much as possible when the step is not used, and the purpose of compact structure is achieved.
SUMMERY OF THE UTILITY MODEL
To the above situation, for overcoming prior art's defect, the utility model provides a foldable step based on platform of fleing, realization high-rise personnel that can be fine are under emergency's escape route build, easy operation simultaneously, compact structure.
Its technical scheme who solves the problem includes a foldable step based on platform of fleing, including base and roof, the left side is equipped with foldable step on the base, the step both sides form continuous parallelogram structure by a plurality of first movable strip and the articulated amalgamation of second activity strip cross, the footboard is connected between the both sides of step, the step upper end is connected on the roof, the step lower extreme slides and fixes on the base, the right side of base is equipped with actuating system, actuating system can promote the step and move to the base outside left, when the step moves to the base outside, the step expandes and forms the stair structure, actuating system also can pull step portion back in the base.
The utility model discloses think about novelty, the structure is ingenious, the realization high-rise personnel that can be fine are in putting up of emergency escape way under emergency, easy operation simultaneously, compact structure.
Drawings
Fig. 1 is a schematic view of the gear and rack driving of the present invention.
Fig. 2 is the schematic view of the hydraulic drive of the present invention.
Fig. 3 is a schematic view of the screw driving device according to the present invention.
Fig. 4 is a schematic view of the section of the middle screw rod connected with the wheel disc.
Fig. 5 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.
Fig. 6 is a schematic diagram of the state of the step part of the present invention after stretching out.
Detailed Description
The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.
As can be known from figures 1-6, a foldable step based on platform of fleing, including base 1 and roof 2, the left side is equipped with foldable step on the base 1, the step both sides form continuous parallelogram structure by the articulated amalgamation of a plurality of first movable strip 3 and the second movable strip 4 alternately, footboard 5 is connected between the both sides of step, the step upper end is connected on roof 2, the step lower extreme slides and fixes on base 1, the right side of base 1 is equipped with actuating system, actuating system can promote the step and remove to the base 1 outside left, when the step removes to the base 1 outside, the step expandes and forms the stair structure, actuating system also can pull the step back in the base 1.
The step bottom be equipped with gyro wheel 6, be equipped with the push pedal 7 of cup jointing at gyro wheel 6 epaxial on gyro wheel 6 on the gyro wheel 6, push pedal 7 is connected with actuating system.
The push plate 7 in be equipped with T type groove 8, actuating system is equipped with the T type pole 9 that inserts in T type groove 8, when gyro wheel 6 controlled about, T type pole 9 was connected with T type groove 8 cooperation all the time.
The driving system comprises a rack 10 which is arranged on the base 1 and horizontally placed in the left-right direction, a gear 11 is meshed on the rack 10, the gear 11 is connected to a motor 12, the left side of the rack 10 is fixedly connected with the T-shaped rod 9, and the motor 12 can drive the gear 11 to rotate to drive the rack 10 to move so as to drive the steps to be folded and unfolded.
The driving system comprises a hydraulic cylinder 17 which is arranged on the base 1 and arranged on the right side of the step, the hydraulic cylinder 17 is connected to a hydraulic pump, a hydraulic rod 18 which is horizontally arranged left and right is arranged in the hydraulic cylinder 17, the left end of the hydraulic rod 18 is connected to the T-shaped rod 9, and the hydraulic pump can push the hydraulic rod 18 to move left and right to drive the step to be folded and unfolded.
Drive system including setting up on base 1 and arranging step portion right side's support 19 in, screw rod 20 that the level was placed about threaded connection on the support 19, be equipped with the rim plate 21 of arranging support 19 right side in on the screw rod 20, rim plate 21 is connected with motor 12, the left end of screw rod 20 is rotated and is connected to T type pole 9, be keyway sliding fit between rim plate 21 and the screw rod 20, but relative slip between rim plate 21 and the screw rod 20, rim plate 21 rotates the rotation that can drive screw rod 20, thereby screw rod 20's rotation can drive step portion remove about thereby realize launching and folding.
When the utility model is used in a concrete way,
first when step portion does not use, step portion shrink in base 1, the first movable strip 3 and the second movable strip 4 rotation of step this moment fold the step, make its width reduce, by a wide margin reduction base 1's volume, guarantee the compactness of structure, when needing to use under the critical condition, make the step expand through actuating system this moment, the concrete driving mode of step is described by following a plurality of embodiments in proper order:
the first embodiment is as follows: realize through the cooperation of motor 12, gear 11 and rack 10, motor 12 drives gear 11 and rotates, and gear 11 rotates and drives rack 10 and removes about, and rack 10 left end is connected with push pedal 7 of step lower extreme, promotes the step when rack 10 moves left and shifts out base 1 left to expand the step, after the step expandes, a plurality of footboards 5 are horizontal position and distribute in proper order, and people can reach 2 tops on the roof by footboard 5, thereby flee.
The electric power of the motor 12 is supplied by a battery placed on the base 1.
Example two: the steps are unfolded through the hydraulic cylinder 17 and the hydraulic rod 18, and the hydraulic cylinder 17 controls the hydraulic rod 18 to stretch and retract so as to drive the steps to be unfolded and recovered.
Example three: the steps are unfolded and recovered through the matching of the motor 12, the support 19 and the screw 20, the motor 12 drives the wheel disc 21 to rotate, the wheel disc 21 rotates to drive the screw 20 to rotate, the screw 20 moves left and right while rotating under the effect of threaded connection of the screw 20 and the support 19, and the steps are unfolded and recovered through the left and right movement of the screw 20.
The utility model discloses in, for the convenience expansion and the recovery of step, the step sets up gyro wheel 6 bottom, and gyro wheel 6 sideslip on base 1 provides the holding power to the step when providing the track that slides for the step.
In order to facilitate the expansion and recovery of the driving system control step, the roller 6 is sleeved with the push plate 7, the left end of the driving system and the push plate 7 are in sliding connection through the matching of the T-shaped groove 8 and the T-shaped rod 9, so that the T-shaped rod 9 is always positioned inside the T-shaped groove 8 when the driving system moves left and right, and the driving system is ensured to be capable of always controlling the expansion and recovery of the step.
The utility model discloses a designed can stretch out automatically and the foldable step of withdrawal, realization that can be fine is to the climbing of platform, this structure easy operation in addition, simultaneously through can carrying out the volume that reduces whole device that the folding step can be fine, reduced area.
The utility model discloses think about novelty, the structure is ingenious, the realization high-rise personnel that can be fine are in putting up of emergency escape way under emergency, easy operation simultaneously, compact structure.
Claims (6)
1. The utility model provides a foldable step based on platform of fleing, a serial communication port, including base (1) and roof (2), the left side is equipped with foldable step on base (1), the step both sides are by a plurality of first movable strip (3) and second movable strip (4) articulated amalgamation alternately and form continuous parallelogram structure, footboard (5) are connected between the both sides of step, the step upper end is connected on roof (2), the step lower extreme slides and fixes on base (1), the right side of base (1) is equipped with actuating system, actuating system can promote the step and remove to the base (1) outside left, when the step removes to base (1) outside, the step expandes and forms the stair structure, actuating system also can pull the step back in base (1).
2. The folding step based on the escape platform as claimed in claim 1, wherein the bottom of the step is provided with a roller (6), the roller (6) is provided with a push plate (7) sleeved on the shaft of the roller (6), and the push plate (7) is connected with a driving system.
3. The folding step based on the escape platform as claimed in claim 2, wherein a T-shaped groove (8) is formed in the push plate (7), a T-shaped rod (9) inserted into the T-shaped groove (8) is arranged in the driving system, and when the roller (6) moves left and right, the T-shaped rod (9) and the T-shaped groove (8) are always connected in a matching manner.
4. The folding step based on the escape platform as claimed in claim 3, wherein the driving system comprises a rack (10) which is arranged on the base (1) and horizontally arranged in the left-right direction, a gear (11) is engaged on the rack (10), the gear (11) is connected to a motor (12), the left side of the rack (10) is fixedly connected with the T-shaped rod (9), and the motor (12) can drive the gear (11) to rotate to drive the rack (10) to move so as to drive the step to be folded and unfolded.
5. The folding step based on the escape platform as claimed in claim 3, wherein the driving system comprises a hydraulic cylinder (17) arranged on the base (1) and arranged on the right side of the step, the hydraulic cylinder (17) is connected to a hydraulic pump, a left hydraulic rod (18) and a right hydraulic rod (18) are horizontally arranged in the hydraulic cylinder (17), the left end of the hydraulic rod (18) is connected to the T-shaped rod (9), and the hydraulic pump can push the hydraulic rod (18) to move left and right to drive the step to fold and unfold.
6. The folding step based on the escape platform is characterized in that the driving system comprises a support (19) which is arranged on the base (1) and is arranged on the right side of the step part, the support (19) is in threaded connection with a screw (20) which is horizontally arranged left and right, a wheel disc (21) which is arranged on the right side of the support (19) is arranged on the screw (20), the wheel disc (21) is connected with a motor (12), the left end of the screw (20) is rotatably connected to the T-shaped rod (9), the wheel disc (21) is in key groove sliding fit with the screw (20), the wheel disc (21) and the screw (20) can slide relatively, the wheel disc (21) can drive the screw (20) to rotate, and the screw (20) can drive the step part to move left and right to realize unfolding and folding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920760013.7U CN211301817U (en) | 2019-05-24 | 2019-05-24 | Folding step based on platform of fleing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920760013.7U CN211301817U (en) | 2019-05-24 | 2019-05-24 | Folding step based on platform of fleing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211301817U true CN211301817U (en) | 2020-08-21 |
Family
ID=72077128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920760013.7U Active CN211301817U (en) | 2019-05-24 | 2019-05-24 | Folding step based on platform of fleing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211301817U (en) |
-
2019
- 2019-05-24 CN CN201920760013.7U patent/CN211301817U/en active Active
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