CN215803088U

CN215803088U - Attached scaffold lifting height control device

Info

Publication number: CN215803088U
Application number: CN202121195892.7U
Authority: CN
Inventors: 张志全
Original assignee: China MCC17 Group Co Ltd
Current assignee: China MCC17 Group Co Ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2022-02-11
Anticipated expiration: 2031-05-31

Abstract

The utility model discloses a lifting height control device for an attached scaffold, belonging to the technical field of building construction equipment; the automatic lifting device comprises a control mechanism and a supporting mechanism, wherein the control mechanism comprises an electric lifting machine and a steel rope, the electric lifting machine is fixedly arranged on a concrete structure layer, a roller is arranged on the electric lifting machine, a fixed rod is fixedly arranged on the concrete structure layer, a rotating wheel is arranged on the fixed rod, one end of the steel rope is rotatably connected with the roller, the other end of the steel rope penetrates through the rotating wheel and is fixedly connected with a scaffold, and a stop assembly is arranged at the bottom of the scaffold; by adopting the structure, the specified target place can be reached without manually lifting the scaffold.

Description

Attached scaffold lifting height control device

Technical Field

The utility model belongs to the technical field of building construction equipment, and particularly relates to a lifting height control device for an attached scaffold.

Background

When the existing attached scaffold is lifted or lowered, time control is mostly carried out by pulling the running speed of the steel rope by multiple persons, so that the synchronization of the scaffold bodies is realized, but in the actual construction process, due to the influence of the external environment, the situation that each machine position swings and rocks during the lifting or lowering process due to manual pulling during working is caused; and the required distance needs be confirmed according to people's sight to the scaffold body before, wholly lacks the accuracy, and whole attached scaffold frame only relies on electric hoist's suspension wire to accomplish omnidirectional protection to the user in addition, in case take place the steel cable fracture, will take place serious consequence.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: a single-person controllable attached scaffold lifting height control device is provided.

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 an attached scaffold lifting height control device which comprises a control mechanism and a support mechanism, wherein the control mechanism comprises an electric hoist and a steel rope, the electric hoist is fixedly installed on a concrete structure layer, a winding drum is installed at the movable end of the electric hoist, a fixed rod is fixedly installed at the top of the support mechanism, a rotating wheel is installed at the top end of the fixed rod, one end of the steel rope is in winding connection with the winding drum, the other end of the steel rope bypasses the rotating wheel and is fixedly connected with a scaffold, and a stop assembly is installed at the bottom of the scaffold.

The supporting mechanism comprises a supporting column and a concrete structure layer, the concrete structure layer is fixedly connected with the supporting column, a sliding groove is formed in the supporting column, a roller is installed on the scaffold, and the roller is installed in an inner cavity of the sliding groove.

Specifically, the increase gyro wheel can reduce the friction force between sliding tray and the scaffold frame, can reduce the work load of lifting machine.

Stop the position subassembly and include restriction unit and flexible unit, the restriction unit includes guide way and restriction pole, guide way and restriction pole all are equipped with two sets ofly, the bottom at the scaffold is seted up to the guide way, the one end and the guide way sliding connection of restriction pole, two sets of restriction poles are the splayed and distribute and install the bottom at the scaffold respectively, the reduction of flexible unit control restriction pole when expanding.

The installation of the limiting rod can prevent a steel rope from protecting a scaffold when the steel rope is broken, a guide groove is installed, and the swing amplitude can be increased when the limiting rod acts, so that the working effect of the limiting rod is more obvious.

The telescopic unit comprises an elastic telescopic rod I and an elastic telescopic rod II, the two ends of the elastic telescopic rod I are respectively hinged between the two groups of limiting rods, and the elastic telescopic rod II is respectively fixedly installed with the corresponding limiting rods and the scaffold.

The inner wall of the sliding groove is provided with a stop plate, and the stop plate is provided with a plurality of groups which are arranged at equal intervals.

The number of the steel ropes is not less than 2, guard railings are arranged on the periphery of the scaffold, and the guard railings close to one side of the fixing piece are rotatably arranged.

Still include control assembly, control assembly includes rolling disc, fixed disk and stay cord, be connected with vice rope on the stay cord, the fixed disk internal rotation is connected with the rolling disc, the wire-wound has the stay cord on the rolling disc, be connected with vice rope on two sets of restriction poles respectively, install on the fixed disk and end a piece, it is equipped with a plurality of groups and equidistance distribution on the fixed disk surface to end the piece to install on the rolling disc and end the position and tie, end the position and tie with stop a piece wantonly and peg graft.

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

1. compared with the prior art, the utility model has the advantages that the manpower cost can be saved by installing the electric hoist and the fixed rod, the friction probability between the steel rope and the concrete structure layer is reduced, and the user can freely control the electric hoist and the fixed rod according to the reached target.

2. Compared with the prior art, the sliding groove is formed, so that the moving speed of the scaffold can be increased, and the friction force can be reduced by installing the roller.

3. Compared with the prior art, the limiting rod is installed to achieve a protection effect, the limiting rod is installed to have a larger expansion angle and a wider protection range, and can better protect a user, and the shape of the limiting rod is designed to play a role in the first time.

4. Compared with the prior art, the limiting rod is not deformed when the telescopic rod is installed, and the limiting rod can continue to play a role in protection next time.

5. Compared with the prior art, the stop plate is arranged at a stressed position when the steel rope is broken and the limiting rod acts, so that the scaffold is prevented from falling to the bottom.

6. Compared with the prior art, the steel rope determination and the protection fence installation can protect the scaffold more, and the protection fence can rotate to enable a user to work when the user arrives at a target site.

7. Compared with the prior art, the utility model is provided with the autonomous control assembly, so that the limiting rod can be reduced without influencing the normal ascending and descending of the scaffold, and better service experience is achieved.

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 schematic structural view of the present invention as a whole;

FIG. 2 is a schematic view of the draft assembly of the present invention;

fig. 3 is a schematic structural view of the scaffold and the sliding chute of the present invention;

FIG. 4 is a schematic view of a drum of the electric hoist of the present invention;

FIG. 5 is a schematic structural view of a second retractable rod of the present invention;

fig. 6 is a cross-sectional view of the overall structure of the present invention.

In the figure: 1. an electric hoist; 2. a steel cord; 3. a concrete structural layer; 4. fixing the rod; 5. a rotating wheel; 6. a reel; 7. a scaffold; 8. a sliding groove; 9. a roller; 10. a first telescopic rod; 11. a second telescopic rod; 12. a guide groove; 13. a restraining bar; 14. a spring; 15. a housing; 16. an inner core; 17. a support pillar; 18. a stop plate; 19. pulling a rope; 20. fixing the disc; 22. a stop bolt; 23. rotating the disc; 24. a stop 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; including control mechanism and supporting mechanism, control mechanism includes electric hoist 1 and

steel cable

2, 1 fixed mounting of electric hoist is on concrete structure layer 3, install cylinder 6 on the electric hoist 1, fixed mounting has dead lever 4 on concrete structure layer 3, install on the dead lever 4 and rotate wheel 5, the one end and the cylinder 6 of steel cable 2 rotate and are connected, the other end of steel cable 2 passes and rotates wheel 5 and with 7 fixed connection of scaffold, the position subassembly is only installed to the bottom of scaffold frame 7. The supporting mechanism comprises a supporting column 17 and a concrete structure layer 3, the concrete structure layer 3 is fixedly connected with the supporting column 17, a sliding groove 8 is formed in the supporting column 17, a roller 9 is installed on the scaffold 7, the scaffold 7 can be installed in an inner cavity of the sliding groove 8 through the roller 9, the scaffold 7 can be driven to ascend and descend rapidly, friction force of the scaffold 7 and the sliding groove 8 is reduced, and the electric elevator 1 can obtain larger lifting force.

The working principle is as follows:

when manual operation or articles are needed on the concrete structure layer 3, a user drives the scaffold 7 to ascend by using the electric hoist 1, in order to prevent people or articles on the scaffold 7 from being out of the high altitude, guard rails are arranged around the scaffold 7, and when the scaffold 7 ascends to a destination, the electric hoist 1 is suspended, the guard rails are opened, and operation is carried out; when going up the in-process steel cable 2 and having taken place the fracture, when scaffold 7 slided down rapidly, because the fracture stay cord 19 of steel cable 2 lost the effect, the telescopic link at scaffold 7 bottom both ends will expand to restriction lever 13 will be opened, lets restriction lever 13 offset with stop board 18, thereby lets scaffold 7 stop descending, and furthest's reduction accident probability guarantees personnel's safety.

Example 2:

as shown in fig. 6; according to the embodiment 1, the stop assembly comprises a first telescopic rod 10, a second telescopic rod 11 and a limiting unit, the limiting unit comprises a groove 12 and a limiting rod 13, preferably, the limiting unit is a galvanized square steel pipe, the limiting rods 13 are respectively fixedly connected to two ends of the bottom of the scaffold 7 in a splayed manner, three groups of telescopic rods are arranged, the first telescopic rod 10 is hinged to two opposite sides of the limiting rod 13, a spring 14 is installed in the first telescopic rod 10, two groups of second telescopic rods 11 are arranged at positions, opposite to the limiting rod 13 and the scaffold 7, of the limiting rod 11, each telescopic rod 11 comprises a spring 14, an outer shell 15 and an inner core 16, inner cores 16 are installed at two ends of the spring 14, outer shells 15 are installed on the outer surfaces of the inner cores 16, when the steel rope 2 is broken, the limiting rod 13 can be unfolded, when the limiting rod 13 is in contact with the stop plate 18, the second telescopic rods 11 can be extruded and deformed, so that a buffering effect can be achieved when the scaffold 7 descends, the further injury to people or objects is reduced, the stop plates 18 are mounted on the sliding grooves 8, when the scaffold 7 falls, the stop plates 18 can be in contact with the limiting rods 13, the stop plates 18 are provided with a plurality of groups, and the stop plates 18 are arranged at equal intervals and distributed, so that the scaffold 7 can be prevented from continuously falling to the maximum extent.

Example 3:

as shown in fig. 2, according to embodiment 2, the number of the steel cables 2 is not less than 2, the steel cables 2 are installed at the corners of the scaffold 7, guard rails are installed around the scaffold 7, the guard rails can protect people or objects on the scaffold 7 when the scaffold 7 is lifted, and prevent slipping, when the scaffold 7 is moved to a designated destination, the guard rails can be opened to allow manual work to be performed, one end of a pull rope 19 passes through the scaffold 7 and is fixedly connected with a limiting rod 13, the other end of the pull rope 19 is rotatably connected with a handle, when the scaffold is moved up and down normally, the handle is rotated to drive the pull rope 19 to relatively close the whole limiting rod 13, when a user needs other activities, a stop pin 22 is pushed towards a fixed wheel and is inserted into a stop member 24 to prevent inversion, when a danger is encountered, the stop pin is retracted and the handle is released, and the limiting rod 13 automatically expands, thus, the whole restricting lever 13 can exert its effect, and the whole practicability can be ensured.

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 an attached scaffold frame elevating height control device which characterized in that: including control mechanism and supporting mechanism, control mechanism includes electric hoist (1) and steel cable (2), electric hoist (1) fixed mounting is on supporting mechanism, reel (6) are installed to the output of electric hoist (1), supporting mechanism's top fixed mounting has dead lever (4), rotation wheel (5) are installed on dead lever (4) top, the one end and reel (6) the wire-wound joint of steel cable (2), the other end of steel cable (2) is walked around rotation wheel (5) and with scaffold frame (7) fixed connection, the bottom of scaffold frame (7) is installed and is ended the position subassembly.

2. The attached scaffold lifting height control device of claim 1, wherein: the supporting mechanism comprises a supporting column (17) and a concrete structure layer (3), the supporting column (17) is fixedly connected to the outer side of the concrete structure layer (3), a sliding groove (8) is formed in the supporting column (17), rollers (9) are installed on the scaffold (7), and the rollers (9) are located in an inner cavity of the sliding groove (8).

3. The attached scaffold lifting height control device of claim 1, wherein: end position subassembly including restriction unit and flexible unit, the restriction unit includes guide way (12) and restriction pole (13), guide way (12) and restriction pole (13) all are equipped with two sets ofly, the bottom in scaffold frame (7) is seted up in guide way (12), the one end and guide way (12) sliding connection of restriction pole (13), two sets of restriction poles (13) are splayed and distribute and install the bottom in scaffold frame (7) respectively, the restoration after expansion of flexible unit control restriction pole (13).

4. The attached scaffold (7) elevation height control device according to claim 3, characterized in that: the telescopic unit comprises a first elastic telescopic rod (10) and a second elastic telescopic rod (11), two ends of the first elastic telescopic rod (10) are respectively hinged between two groups of limiting rods (13), and the second elastic telescopic rod (11) is respectively fixedly installed with the corresponding limiting rods (13) and the scaffold (7).

5. An attached scaffold raising and lowering height control device according to claim 2, wherein: the inner wall of the sliding groove (8) is provided with a stop plate (18), and the stop plate (18) is provided with a plurality of groups which are distributed in an equidistance arrangement mode.

6. The attached scaffold lifting height control device of claim 1, wherein: the number of the steel ropes (2) is not less than 2, guard railings are arranged on the periphery of the scaffold (7), and the guard railings close to one side of the fixing piece are rotatably arranged.

7. An attached scaffold raising and lowering height control device according to claim 3, wherein: still include the control assembly, the control assembly includes rolling disc (23), fixed disk (20) and stay cord (19), be connected with vice rope on stay cord (19), fixed disk (20) internal rotation is connected with rolling disc (23), the wire-wound has stay cord (19), two sets of on rolling disc (23) be connected with vice rope on restriction lever (13) respectively, install on fixed disk (20) and end position spare (24), it is equipped with a plurality of groups and equidistance distribution on fixed disk (20) surface to end position spare (24), install on rolling disc (23) and end position bolt (22), end position bolt (22) and arbitrary end position spare (24) and peg graft.