CN215802776U

CN215802776U - Portable removes stair

Info

Publication number: CN215802776U
Application number: CN202121410166.2U
Authority: CN
Inventors: 李业福; 刘涛
Original assignee: China MCC17 Group Co Ltd
Current assignee: China MCC17 Group Co Ltd
Priority date: 2021-06-24
Filing date: 2021-06-24
Publication date: 2022-02-11
Anticipated expiration: 2031-06-24

Abstract

The utility model discloses a portable movable stair, which belongs to the field of construction equipment and comprises a stair surface and a bottom block, wherein the stair surface is arranged on the bottom block and fixedly connected with the bottom block; the bottom block is provided with a handrail frame, the handrail frame is fixedly connected with the bottom block, a brake wheel is arranged below the bottom block, and the brake wheel is detachably connected with the bottom of the bottom block; the stair surface is provided with an inclined rail which is suitable for conveniently pushing the cart; the utility model solves the practical problems that the existing stair can not be constructed and carried conveniently and can not enhance the connection and fixing effects of the stair surface.

Description

Portable removes stair

Technical Field

The utility model belongs to the field of construction equipment, and particularly relates to a portable movable stair.

Background

In recent years, with the continuous development of national civil construction, steel is widely applied to various industrial and civil buildings due to the advantages of high strength, good plasticity and heat resistance, high working reliability, simple and convenient manufacture, good assembly and the like compared with other engineering materials.

In industrial and civil buildings, outdoor steps are usually designed in a single entrance hall, and outdoor projects are used as ending construction projects, so that the outdoor steps cannot be constructed early. The existing outdoor staircases mostly made of traditional wooden nails have the defects of low strength, poor stability, poor assembly, flammability and the like, so that the stability, the assembly, the strength and the like of the staircases need to be enhanced, and the staircases lack the functions of being movable, fixable, reusable, supporting a cart for carrying and the like.

Remove stair except that successive layer stack connects among the existing construction equipment, also have needs direct mount on some wall, need the stair to support the position of transportation with some on the side of foundation ditch, need realize different linkage effects according to the connecting piece of difference to strengthen its practicality.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: the current convenient construction transport that can not, and can't strengthen the connection and the fixed effect of stair face.

In order to solve the technical problems, the inventor obtains the technical scheme of the utility model through practice and summary, and the utility model discloses a portable movable stair which comprises a stair plate surface and a bottom block, wherein the stair plate surface is arranged on the bottom block, the stair plate surface is fixedly connected with the bottom block, the bottom block is provided with an installation groove, a rotating piece and a supporting piece are arranged in the installation groove, the rotating piece is suitable for extending out of the installation groove in a rotating mode, and the supporting piece is suitable for being detachably connected to the rotating piece;

the bottom block is provided with a handrail frame, the handrail frame is fixedly connected with the bottom block, a brake wheel is arranged below the bottom block, and the brake wheel is detachably connected with the bottom of the bottom block;

the stair is characterized in that the surface of the stair is provided with an inclined rail, and the inclined rail is suitable for conveniently pushing the cart.

Further, the rotation piece includes the upper rotation board, install in the mounting groove upper end of upper rotation board, the upper rotation board is suitable for along self upper end rotation, the upper end of stair face is provided with horizontal board, the upper rotation board is suitable for to rotate to being parallel with horizontal board, first locating hole has been seted up on the upper rotation board, the upper rotation board is suitable for to rotate and with connecting piece threaded connection.

Further, go up the rotor plate lower surface and seted up the standing groove, install lower rotor plate in the standing groove, the upper end of lower rotor plate is suitable for at the standing groove internal rotation, the mounting groove is the ladder groove and down expands gradually along vertical direction, be provided with the extensible member in the mounting groove, the output of extensible member is suitable for the butt under on the rotor plate, the second locating hole has been seted up on the lower rotor plate, the second locating hole is suitable for and connects on the connecting piece.

Further, the extensible member includes interior pole and urceolus, urceolus and bottom piece fixed connection, be provided with the transverse groove in the urceolus, the transverse spring is installed to the transverse groove, the one end and the urceolus inner wall fixed connection of transverse spring, the other end and interior pole fixed connection of transverse spring, interior pole is suitable for to extend the mounting groove and can dismantle with lower rotating plate and be connected.

Further, be provided with three groups of inclined plane tracks on the stair face, three groups the inclined plane track is equidistant to be set up on the stair face, be provided with the friction line on the stair face.

Furthermore, the bottom of bottom piece is provided with four groups of brake wheels, and four groups of brake wheels are square distribution in bottom piece bottom, and four groups brake wheel center department installs the locating part, the locating part includes regulating part and lower friction plate, the lower extreme of lower friction plate is provided with the friction surface, go up the position that regulating part is suitable for adjusting lower friction plate.

Further, the upper adjusting part comprises a fixing groove, the fixing groove is located at the bottom of the bottom block, an upper column is installed in the fixing groove and fixedly connected with the fixing groove, a vertical spring is installed outside the upper column and located in the fixing groove and fixedly connected with the fixing groove, a lower friction plate is installed at the lower end of the vertical spring, a fixing cylinder is arranged on the lower friction plate, the lower end of the upper column is arranged in the fixing cylinder, and the fixing cylinder is fixedly connected with the bottom end of the vertical spring;

the upper column is provided with a protrusion, the fixed cylinder is internally provided with a groove matched with the protrusion, and the bottom end of the upper column is suitable for being clamped on the fixed cylinder.

Further, the longitudinal length of the lower friction plate is greater than the longitudinal length of the bottom block

Compared with the prior art, the utility model can obtain the following technical effects:

according to the utility model, most of the actual moving stairs are concentrated on the fixed part, and the actual moving stairs correspond to a construction site, a large number of trolleys are required to be transported up and down, and the hanging towers cannot be transported when the stairs are installed on each floor, so that an inclined plane track is designed;

secondly, the upper rotating plate, the lower rotating plate and the telescopic piece are designed to form effective combination by coping with the existing construction site changeability, such as coping with the transportation requirement of a foundation pit, so that different actual installation requirements are met;

aiming at the problem that the existing lower friction plate is mostly unadjustable, the utility model designs the vertical spring, the upper column is provided with the bulge, and the fixed cylinder is provided with the groove, so that one end of the friction plate can be stepped down by feet, the friction force between the fixed cylinder and the lower end is enhanced, and the fixed cylinder can be manually restored.

Drawings

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a front view of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a cross-sectional view of the present invention taken along the axis of the transverse slot;

FIG. 4 is an enlarged view of portion A of FIG. 3;

FIG. 5 is a block diagram of a rotating member of the present invention;

fig. 6 is a cross-sectional view of a limiter according to the present invention.

In the figure: 1. a stair board surface; 2. a bottom block; 3. mounting grooves; 4. a handrail frame; 5. a brake wheel; 6. a ramp track; 7. rotating the plate upwards; 8. a transverse plate; 9. a first positioning hole; 10. a placement groove; 11. a lower rotating plate; 12. a second positioning hole; 13. an inner rod; 14. an outer cylinder; 15. a transverse slot; 16. a lateral spring; 17. a lower friction plate; 18. fixing grooves; 19. an upper column; 20. a vertical spring; 21. a fixed cylinder; 22. a connecting member.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

The application of the principles of the present invention will be further described with reference to the accompanying drawings and specific embodiments.

Example 1

As shown in fig. 1 to 6, in an embodiment of the present invention, a portable moving staircase, referring to fig. 1, includes a staircase panel 1 and a bottom block 2, the staircase panel 1 is mounted on the bottom block 2, the staircase panel 1 is fixedly connected to the bottom block 2, the bottom block 2 is provided with a mounting groove 3, a rotating member and a supporting member are mounted in the mounting groove 3, the rotating member is adapted to extend out of the mounting groove 3 in a rotating manner, and the supporting member is adapted to be detachably connected to the rotating member;

the bottom block 2 is provided with an armrest frame 4, the armrest frame 4 is fixedly connected with the bottom block 2, a brake wheel 5 is arranged below the bottom block 2, and the brake wheel 5 is detachably connected with the bottom of the bottom block 2;

the stair surface 1 is provided with an inclined rail 6, and the inclined rail 6 is suitable for conveniently pushing a cart or a component needing to be moved.

Further describe and rotate the piece, realize rotating the function of locking, rotate the piece and include last rotating plate 7, go up the upper end of rotating plate 7 and install in mounting groove 3, go up rotating plate 7 and be suitable for along self upper end rotation, the upper end of stair face 1 is provided with horizontal board 8, goes up rotating plate 7 and is suitable for rotating to being parallel with horizontal board 8, has seted up first locating hole 9 on going up rotating plate 7, goes up rotating plate 7 and is suitable for rotating and with connecting piece 22 threaded connection.

See in detail that fig. 5 shows, standing groove 10 has been seted up to upper rotating plate 7 lower surface, install lower rotating plate 11 in the standing groove 10, the upper end of lower rotating plate 11 is suitable for at the 10 internal rotations of standing groove, mounting groove 3 is the ladder groove and down expands gradually along vertical direction, be convenient for the folding installation of lower rotating plate 11 and upper rotating plate 7 in the later stage, be provided with the extensible member in the mounting groove 3, the output of extensible member is suitable for the butt on lower rotating plate 11, be provided with the notch groove under see fig. 5 on the lower rotating plate 11, be suitable for the butt of extensible member, can set up the erection joint board on the extensible member when necessary, connect on second locating hole 12, second locating hole 12 has been seted up on lower rotating plate 11, second locating hole 12 is suitable for to connect on connecting piece 22.

Specifically described, the telescopic part comprises an inner rod 13 and an outer cylinder 14, the outer cylinder 14 is fixedly connected with the bottom block 2, a transverse groove 15 is arranged in the outer cylinder 14, a transverse spring 16 is arranged in the transverse groove 15, one end of the transverse spring 16 is fixedly connected with the inner wall of the outer cylinder 14, the other end of the transverse spring 16 is fixedly connected with the inner rod 13, and the inner rod 13 is suitable for extending out of the mounting groove 3 and is detachably connected with the lower rotating plate 11.

Further, be provided with three inclined plane tracks 6 of group on the stair face 1, three equidistant settings of inclined plane track 6 of group are provided with the friction line on the stair face 1, and inclined plane track 6's quantity sets up three groups, and common and required shallow is two-wheeled setting mostly, and track quantity is enough to promote.

Four groups of brake wheels 5 are arranged at the bottom of the bottom block 2, the four groups of brake wheels 5 are distributed at the bottom of the bottom block 2 in a square mode, a limiting part is installed in the center of each group of brake wheels 5 and comprises an upper adjusting part and a lower friction plate 17, the lower end of the lower friction plate 17 is provided with a friction surface, and the upper adjusting part is suitable for adjusting the position of the lower friction plate 17.

In order to conveniently adjust the lower friction plate 17, the upper adjusting part is limited to comprise a fixing groove 18, the fixing groove 18 is located at the bottom of the bottom block 2, an upper column 19 is installed in the fixing groove 18, the upper column 19 is fixedly connected with the fixing groove 18, a vertical spring 20 is installed outside the upper column 19, the vertical spring 20 is located in the fixing groove 18 and is fixedly connected with the fixing groove 18, the lower friction plate 17 is installed at the lower end of the vertical spring 20, a fixing barrel 21 is arranged on the lower friction plate 17, the lower end of the upper column 19 is arranged in the fixing barrel 21, and the fixing barrel 21 is fixedly connected with the bottom end of the vertical spring 20;

the upper column 19 is provided with a bulge, a groove matched with the bulge is arranged in the fixed cylinder 21, and the bottom end of the upper column 19 is suitable for being clamped on the fixed cylinder 21.

Further, the longitudinal length of the lower friction plate 17 is larger than that of the bottom block 2, so that manual fixation and resetting are facilitated.

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 invention may be embodied in other specific forms without departing from the spirit or essential attributes 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a portable removes stair which characterized in that: the stair comprises a stair board surface (1) and a bottom block (2), wherein the stair board surface (1) is installed on the bottom block (2), the stair board surface (1) is fixedly connected with the bottom block (2), the bottom block (2) is provided with a mounting groove (3), a rotating piece and a supporting piece are installed in the mounting groove (3), the rotating piece is suitable for extending out of the mounting groove (3) in a rotating mode, and the supporting piece is suitable for being detachably connected to the rotating piece;

the handrail frame (4) is arranged on the bottom block (2), the handrail frame (4) is fixedly connected with the bottom block (2), the brake wheel (5) is arranged below the bottom block (2), and the brake wheel (5) is detachably connected with the bottom of the bottom block (2);

the stair surface (1) is provided with an inclined plane track (6), and the inclined plane track (6) is suitable for conveniently pushing the cart.

2. The portable mobile stairway as claimed in claim 1, further comprising: the rotation piece includes last rotation board (7), install in mounting groove (3) the upper end of going up rotation board (7), go up rotation board (7) and be suitable for along self upper end rotation, the upper end of stair face (1) is provided with horizontal board (8), go up rotation board (7) and be suitable for to rotate to being parallel with horizontal board (8), go up rotation board (7) and go up and seted up first locating hole (9), go up rotation board (7) and be suitable for to rotate and with connecting piece (22) threaded connection.

3. The portable mobile stairway as claimed in claim 2, wherein: go up rotor (7) lower surface and seted up standing groove (10), install lower rotor (11) in standing groove (10), the upper end of lower rotor (11) is suitable for at standing groove (10) internal rotation, mounting groove (3) are the ladder groove and down expand gradually along vertical direction, be provided with the extensible member in mounting groove (3), the output of extensible member is suitable for the butt under on rotor (11), second locating hole (12) have been seted up on lower rotor (11), second locating hole (12) are suitable for and connect on connecting piece (22).

4. The portable mobile stairway as claimed in claim 3, wherein: the telescopic part includes interior pole (13) and urceolus (14), urceolus (14) and bottom piece (2) fixed connection, be provided with transverse groove (15) in urceolus (14), install transverse spring (16) in transverse groove (15), the one end and urceolus (14) inner wall fixed connection of transverse spring (16), the other end and interior pole (13) fixed connection of transverse spring (16), interior pole (13) are suitable for extending mounting groove (3) and can dismantle with lower rotor plate (11) and be connected.

5. The portable mobile stairway as claimed in claim 1, further comprising: the stair surface (1) is provided with three groups of inclined plane rails (6), the three groups of inclined plane rails (6) are arranged on the stair surface (1) at equal intervals, and friction grains are arranged on the stair surface (1).

6. The portable mobile stairway as claimed in claim 2, wherein: the bottom of bottom piece (2) is provided with four groups brake wheel (5), and four groups brake wheel (5) are square distribution in bottom piece (2) bottom, and four groups brake wheel (5) center department installs the locating part, the locating part includes regulating part and lower friction plate (17), the lower extreme of lower friction plate (17) is provided with the friction surface, it is suitable for the position of adjusting lower friction plate (17) to go up the regulating part.

7. The portable mobile stairway as claimed in claim 6, wherein: the upper adjusting part comprises a fixing groove (18), the fixing groove (18) is located at the bottom of the bottom block (2), an upper column (19) is installed in the fixing groove (18), the upper column (19) is fixedly connected with the fixing groove (18), a vertical spring (20) is installed outside the upper column (19), the vertical spring (20) is located in the fixing groove (18) and is fixedly connected with the fixing groove (18), a lower friction plate (17) is installed at the lower end of the vertical spring (20), a fixing barrel (21) is arranged on the lower friction plate (17), the lower end of the upper column (19) is arranged in the fixing barrel (21), and the fixing barrel (21) is fixedly connected with the bottom end of the vertical spring (20);

the upper column (19) is provided with a bulge, the fixed cylinder (21) is internally provided with a groove matched with the bulge, and the bottom end of the upper column (19) is suitable for being clamped on the fixed cylinder (21).

8. The portable mobile stairway as claimed in claim 6, wherein: the longitudinal length of the lower friction plate (17) is greater than the longitudinal length of the bottom block (2).