CN214034451U

CN214034451U - Building stair

Info

Publication number: CN214034451U
Application number: CN202021985588.8U
Authority: CN
Inventors: 梁乐; 杨建斌; 董志勇; 仁冬; 王为; 曹尚尚; 马翔文; 杨拓; 郭子梁
Original assignee: China Construction Industrial and Energy Engineering Group Co Ltd
Current assignee: China Construction Industrial and Energy Engineering Group Co Ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-08-24
Anticipated expiration: 2030-09-11

Abstract

The utility model discloses a building stair, including supporting box, supporting box's upper end fixedly connected with pneumatic cylinder, the upper end of pneumatic cylinder is provided with the telescope tube, telescope tube's upper end sliding connection has the plunger, the upper end fixedly connected with horizontal plate of plunger, telescope tube's both sides all are provided with a fastening bolt, supporting box's two sets of first sleeves of upper end fixedly connected with, and the pneumatic cylinder is located between two sets of first sleeves, and is two sets of first telescopic upper end equal sliding connection has first slide bar. The utility model discloses in, through using the pneumatic cylinder, make the plunger reciprocate, advance one and make the horizontal plate reciprocate to adjust the height of stair, during the horizontal plate motion, the third slide bar also slides in the third sleeve, when adjusting suitable height, fixes plunger and third slide bar respectively through first fastening bolt and third fastening bolt, can accomplish the debugging, can adapt to most buildings, enlarges the range of application, improves work efficiency.

Description

Building stair

Technical Field

The utility model relates to a construction machinery especially relates to a building stair.

Background

The building is used as a component for vertical traffic between floors. The method is used for traffic connection between floors and when the height difference is large. Stairways are also provided in multi-story and high-rise buildings provided with elevators and escalators as the main means of vertical transportation. High-rise buildings, although using elevators as the main vertical transport means, still need to keep staircases for escape in case of fire. The stairs are composed of continuous stair sections, platforms, enclosing members and the like. The horizontal projection distance between the lowest step and the highest step of the stair is the length of the stair, and the total height of the steps is the height of the stair. Stairs have been engraved in the heavy room image on the copper ware in the warring period of China. In italy of the 15-16 th century, the indoor stairs are liberated from the traditional closed space, so that the indoor stairs become building components with varied shapes and decorative effects.

Stair for assembly type structure, including the ladder body, the one end fixedly connected with end ladder frame of ladder body, the other end fixedly connected with top ladder frame of ladder body, the spacing ladder frame of screw fixedly connected with is passed through to the top middle part both sides of ladder body, the surface of spacing ladder frame is provided with the step, through being provided with spacing ladder frame, step and protection pad, can play a spacing effect of support to the step effectively through spacing ladder frame, the device is though can adjust the height of step, but can not stretch out and draw back in the use and adjust, the user demand of adaptation assembly type structure that this stair can not be fine, reach inconvenient removal simultaneously, and it is too stable, for this reason, provide a stair for assembly type structure now, in order to solve above-mentioned technical problem, the stair for one-tenth stair for assembly type structure

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a building stair.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a building stair comprises a supporting box, wherein a hydraulic cylinder is fixedly connected to the upper end of the supporting box, a telescopic sleeve is arranged at the upper end of the hydraulic cylinder, a plunger is slidably connected to the upper end of the telescopic sleeve, a horizontal plate is fixedly connected to the upper end of the plunger, first fastening bolts are arranged on two sides of the telescopic sleeve, two groups of first sleeves are fixedly connected to the upper end of the supporting box, the hydraulic cylinder is located between the two groups of first sleeves, first sliding rods are slidably connected to the upper ends of the two groups of first sleeves, first springs are arranged inside the two groups of first sleeves, the upper ends of the first springs are fixedly connected with the lower ends of the first sliding rods, the upper ends of the two groups of first sliding rods are fixedly connected with the horizontal plate, a first connecting plate is fixedly connected to the lower end of the supporting box, an adjusting box is fixedly connected to the lower end of the first connecting plate, and an electric motor is arranged inside the adjusting box, the front of the motor is provided with a driving gear, one side of the driving gear is engaged with a gear strip, the gear strip passes through an adjusting box and extends to one side far away from a first connecting plate, both sides of the lower end of the first connecting plate are fixedly connected with a second sleeve and a third spring, the third spring is positioned in the second sleeve, the lower end of the third spring is fixedly connected with a second sliding rod, both the lower ends of the second sliding rod and the gear strip are fixedly connected with a sliding plate, both sides of the lower end of the first connecting plate are fixedly connected with first mounting plates, the opposite sides of the two groups of first mounting plates are provided with first sliding grooves, the sliding plate is in sliding connection with the first sliding grooves, both sides of the lower end of the sliding plate are fixedly connected with second connecting plates, the opposite sides of the two groups of first mounting plates are fixedly connected with fixed blocks, and one side of the horizontal plate is fixedly connected with a second mounting plate, a second sliding groove is formed in one side of the second mounting plate, a clamping plate is connected to one side of the second sliding groove in a sliding mode, and ten groups of second springs are fixedly connected to the lower end of the clamping plate.

As a further description of the above technical solution:

the second mounting panel is the setting of L type, one side of second connecting plate is provided with second fastening bolt.

As a further description of the above technical solution:

the other side of the horizontal plate is fixedly connected with a ladder, and the front of the ladder is provided with a handrail.

As a further description of the above technical solution:

one side fixedly connected with of ladder extends the board, the lower extreme fixedly connected with third sleeve of extending the board, the lower extreme sliding connection of third sleeve has the third slide bar.

As a further description of the above technical solution:

the equal fixedly connected with connecting rod in lower extreme both sides of slide, the lower extreme of connecting rod is provided with the wheel.

As a further description of the above technical solution:

the lower ends of the ten groups of second springs are fixedly connected with the second mounting plate, and a third fastening bolt is arranged on one side of the third sliding rod.

The utility model discloses following beneficial effect has: the driving gear is driven by the motor to rotate clockwise, so that the gear strip engaged with the driving gear moves downwards, the sliding plate slides in the first sliding groove on the first mounting plate, the wheel on the connecting rod moves downwards, the wheel is finally contacted with the ground, the vertical direction of the wheel is lower than that of the first mounting plate at the moment and is a support of the whole device, meanwhile, under the matching of the second sliding rod and the third spring in the second sleeve, the load of the motor can be reduced, the motor is more stable in movement, after the movement is finished, the second connecting plate penetrating through the inside of the fixing block is fixed by the second fastening bolt, a certain supporting effect is achieved, the gear strip can be transferred and debugged more conveniently in the using process, the working efficiency is improved, when the driving gear rotates anticlockwise, the gear strip moves upwards, and the wheel is finally retracted by the same principle, at the moment, the first mounting plate is a support of the device, so that the device is more stable in a static state and more convenient to use.

Make the plunger in the telescopic sleeve reciprocate through using the pneumatic cylinder, advance one and make the horizontal plate reciprocate, thereby adjust the height of stair, the load of pneumatic cylinder can be reduced with the cooperation of first slide bar to first spring simultaneously, during the horizontal plate motion, the third slide bar also slides in the third sleeve, when adjusting suitable height, fix plunger and third slide bar respectively through first fastening bolt and third fastening bolt, can accomplish the debugging, can adapt to most of buildings, expand the range of application, and the improvement work efficiency.

Drawings

Fig. 1 is a cross-sectional view of a building staircase according to the present invention;

fig. 2 is an enlarged view of a in fig. 1 of the building stair provided by the present invention;

fig. 3 is an enlarged view of B in fig. 1 of the building stairway according to the present invention;

fig. 4 is an enlarged view of C in fig. 1 of the building stairway according to the present invention.

Illustration of the drawings:

1. a support box; 2. a first connecting plate; 3. a first mounting plate; 4. a first chute; 5. a slide plate; 6. a hydraulic cylinder; 7. a first spring; 8. a first sleeve; 9. a first slide bar; 10. a telescopic sleeve; 11. a second spring; 12. a horizontal plate; 13. a handrail; 14. a ladder; 15. a plunger; 16. a first fastening bolt; 17. an extension plate; 18. a second sleeve; 19. a third spring; 20. a second slide bar; 21. a fixed block; 22. a connecting rod; 23. a wheel; 24. a gear rack; 25. an electric motor; 26. a driving gear; 27. a second mounting plate; 28. a clamping plate; 29. a second chute; 30. a second fastening bolt; 31. a second connecting plate; 32. an adjusting box; 33. a third sleeve; 34. a third slide bar; 35. and a third fastening bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: 1. the utility model provides a building stair, includes supporting box 1, its characterized in that: the upper end of the supporting box 1 is fixedly connected with a hydraulic cylinder 6, the upper end of the hydraulic cylinder 6 is provided with a telescopic sleeve 10, the upper end of the telescopic sleeve 10 is connected with a plunger 15 in a sliding manner, the upper end of the plunger 15 is fixedly connected with a horizontal plate 12, both sides of the telescopic sleeve 10 are provided with first fastening bolts 16, the upper end of the supporting box 1 is fixedly connected with two groups of first sleeves 8, the hydraulic cylinder 6 is positioned between the two groups of first sleeves 8, the upper ends of the two groups of first sleeves 8 are respectively connected with a first slide bar 9 in a sliding manner, the inside of the two groups of first sleeves 8 is provided with a first spring 7, the upper end of the first spring 7 is fixedly connected with the lower end of the first slide bar 9, the upper ends of the two groups of first slide bars 9 are fixedly connected with the horizontal plate 12, the lower end of the supporting box 1 is fixedly connected with a first connecting plate 2, the lower end of the first connecting plate 2 is fixedly connected with an adjusting box 32, the inside of the adjusting box 32 is provided with a motor 25, the front surface of the motor 25 is provided with a driving gear 26, one side of the driving gear 26 is engaged with a gear strip 24, the gear strip 24 passes through the adjusting box 32 and extends to one side far away from the first connecting plate 2, both sides of the lower end of the first connecting plate 2 are fixedly connected with a second sleeve 18 and a third spring 19, the third spring 19 is positioned in the second sleeve 18, the lower end of the third spring 19 is fixedly connected with a second slide bar 20, both sides of the lower end of the second slide bar 20 and the lower end of the gear strip 24 are fixedly connected with a sliding plate 5, both sides of the lower end of the first connecting plate 2 are fixedly connected with first mounting plates 3, the opposite sides of the two groups of first mounting plates 3 are provided with first sliding grooves 4, the sliding plate 5 is in sliding connection with the first sliding grooves 4, both sides of the lower end of the sliding plate 5 are fixedly connected with a second connecting plate 31, both sides of the opposite sides of the two groups of the first mounting plates 3 are fixedly connected with fixed blocks 21, one side of the horizontal plate 12 is fixedly connected with a second mounting plate 27, a second sliding chute 29 is opened at one side of the second mounting plate 27, a clamping plate 28 is slidably connected at one side of the second sliding chute 29, ten sets of second springs 11 are fixedly connected at the lower end of the clamping plate 28, firstly, the motor 25 drives the driving gear 26 to rotate clockwise, so that the gear strip 24 meshed with the driving gear moves downwards, the sliding plate 5 further slides in the first sliding chute 4 on the first mounting plate 3, the wheel 23 moves downwards, finally, the wheel 23 is in contact with the ground, the vertical direction of the wheel 23 is lower than that of the first mounting plate 3 and is a support of the whole device, meanwhile, under the matching of the second sliding rod 20 and the third spring 19, the load of the motor 25 can be reduced, the device is more stable in movement, the plunger 15 in the telescopic sleeve 10 moves up and down by using the hydraulic cylinder 6, the horizontal plate 12 further moves up and down, so as to adjust the height of the stairs, meanwhile, the load of the hydraulic cylinder 6 can be reduced by the matching of the first spring 7 and the first slide rod 9, and meanwhile, when the horizontal plate 12 moves, the third slide rod 34 also slides in the third sleeve 33, and when the height is adjusted to be proper, the plunger 15 and the third slide rod 34 are respectively fixed through the first fastening bolt 16 and the third fastening bolt 35, so that debugging can be completed, most buildings can be adapted, the application range is expanded, and the working efficiency is improved.

The second mounting plate 27 is arranged in an L shape, one side of the second connecting plate 31 is provided with a second fastening bolt 30, the other side of the horizontal plate 12 is fixedly connected with the ladder 14, the front of the ladder 14 is provided with a handrail 13, one side of the ladder 14 is fixedly connected with an extension plate 17, the lower end of the extension plate 17 is fixedly connected with a third sleeve 33, the lower end of the third sleeve 33 is slidably connected with a third slide bar 34, both sides of the lower end of the sliding plate 5 are fixedly connected with connecting rods 22, the lower end of the connecting rods 22 is provided with wheels 23, the lower ends of the ten groups of second springs 11 are fixedly connected with the second mounting plate 27, one side of the third slide bar 34 is provided with a third fastening bolt 35, the second fastening bolt can fix the second connecting plate 31 and support the sliding plate 5, when the ladder 14 is used, the handrail 13 can support the human body, accidents are avoided, and the wheels 23 can make the transportation of the stairs more convenient, the third sleeve 33 and the third slide bar 34 can be used in conjunction with a height adjustment of the device.

The working principle is as follows: firstly, when the stairs move to the corresponding building, the motor 25 in the adjusting box 32 drives the driving gear 26 to rotate clockwise, so that the gear rack 24 engaged with the driving gear moves downwards, and further the sliding plate 5 slides in the first sliding groove 4 on the first mounting plate 3, so that the wheel 23 on the connecting rod 22 moves downwards, and finally the wheel 23 contacts with the ground, and the vertical direction of the wheel 23 is lower than that of the first mounting plate 3, which is the support of the whole device, the device can be moved through the wheel 23, and simultaneously, under the cooperation of the second sliding rod 20 and the third spring 19 in the second sleeve 18, the load of the motor 25 can be reduced, so that the device is more stable in movement, after the movement is completed, the second connecting plate 31 penetrating through the inside of the fixed block 21 is fixed on the first mounting plate 3 at the lower end of the first connecting plate 2 by the second fastening bolt 30, and a certain supporting effect is achieved, can more conveniently transfer and debug in the using process and improve the working efficiency, when the driving gear 26 rotates anticlockwise, the gear bar 24 moves upwards, and in the same way, the wheel 23 moves upwards and finally withdraws the wheel 23, at the moment, the first mounting plate 3 is a support of the device, the device can be more stable in a static state and is more convenient in the using process, then the plunger 15 in the telescopic sleeve 10 moves up and down by using the hydraulic cylinder 6 at the upper end of the supporting box (1), the horizontal plate 12 moves up and down, so that the height of the stair is adjusted, meanwhile, the load of the hydraulic cylinder 6 can be reduced by the matching of the first spring 7 and the first slide bar 9 in the first sleeve 8, when the horizontal plate 12 moves, the third slide bar 34 also slides in the third sleeve 33 at the lower end of the extending plate 17, when the height is adjusted to be proper, the horizontal plate 12 is parallel with the upper floor, the plunger 15 and the third slide bar 34 are respectively fixed by the first fastening bolt 16 and the third fastening bolt 35, can accomplish the debugging, can adapt to most of buildings, enlarge the range of application, improve work efficiency, the debugging is accomplished the back, horizontal plate 12 upper end and relevant position are in same water flat line, second spring 11 on the second mounting panel 27 is under reaction force this moment, upward movement, make clamp plate 28 slide in second spout 29, thereby make clamp plate 28 and upper floor lower extreme contact, under second spring 11's elasticity, make clamp plate 28 support the upper floor, thereby avoid the device to take place to remove under the exogenic action, after the completion, people's accessible handrail 13 walks on ladder 14.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A building staircase, comprising a support box (1), characterized in that: the upper end of the supporting box (1) is fixedly connected with a hydraulic cylinder (6), the upper end of the hydraulic cylinder (6) is provided with a telescopic sleeve (10), the upper end of the telescopic sleeve (10) is connected with a plunger (15) in a sliding manner, the upper end of the plunger (15) is fixedly connected with a horizontal plate (12), the two sides of the telescopic sleeve (10) are respectively provided with a first fastening bolt (16), the upper end of the supporting box (1) is fixedly connected with two groups of first sleeves (8), the hydraulic cylinder (6) is positioned between the two groups of first sleeves (8), the upper ends of the two groups of first sleeves (8) are respectively connected with a first sliding rod (9) in a sliding manner, a first spring (7) is arranged inside the two groups of first sleeves (8), the upper end of the first spring (7) is fixedly connected with the lower end of the first sliding rod (9), and the upper end of the first sliding rod (9) is fixedly connected with the horizontal plate (12), the lower end of the supporting box (1) is fixedly connected with a first connecting plate (2), the lower end of the first connecting plate (2) is fixedly connected with an adjusting box (32), a motor (25) is arranged inside the adjusting box (32), a driving gear (26) is arranged on the front surface of the motor (25), a gear rack (24) is meshed on one side of the driving gear (26), the gear rack (24) penetrates through the adjusting box (32) and extends to one side far away from the first connecting plate (2), a second sleeve (18) and a third spring (19) are fixedly connected to two sides of the lower end of the first connecting plate (2), the third spring (19) is located inside the second sleeve (18), a second sliding rod (20) is fixedly connected to the lower end of the third spring (19), a sliding plate (5) is fixedly connected to the lower ends of the second sliding rod (20) and the gear rack (24), the equal fixedly connected with first mounting panel (3) in lower extreme both sides of first connecting plate (2), it is two sets of first spout (4) have been seted up to relative one side of first mounting panel (3), slide (5) and first spout (4) sliding connection, equal fixedly connected with second connecting plate (31) in lower extreme both sides of slide (5), it is two sets of relative one side fixedly connected with fixed block (21) of first mounting panel (3), one side fixedly connected with second mounting panel (27) of horizontal plate (12), second spout (29) have been seted up to one side of second mounting panel (27), one side sliding connection of second spout (29) has clamp plate (28), the ten second spring (11) of group of lower extreme fixedly connected with of clamp plate (28).

2. A building staircase according to claim 1, characterised in that: the second mounting plate (27) is L-shaped, and one side of the second connecting plate (31) is provided with a second fastening bolt (30).

3. A building staircase according to claim 1, characterised in that: the other side of the horizontal plate (12) is fixedly connected with a ladder (14), and the front of the ladder (14) is provided with a handrail (13).

4. A building staircase according to claim 3, characterised in that: one side fixedly connected with of ladder (14) extends board (17), the lower extreme fixedly connected with third sleeve (33) of extending board (17), the lower extreme sliding connection of third sleeve (33) has third slide bar (34), one side of third slide bar (34) is provided with third fastening bolt (35).

5. A building staircase according to claim 1, characterised in that: the all fixedly connected with connecting rod (22) in lower extreme both sides of slide (5), the lower extreme of connecting rod (22) is provided with wheel (23).

6. A building staircase according to claim 1, characterised in that: the lower ends of the ten groups of second springs (11) are fixedly connected with a second mounting plate (27).