CN213869677U - Movable climbing ladder - Google Patents

Abstract

The utility model relates to a workshop auxiliary assembly discloses a portable cat ladder of ascending a height. The movable climbing ladder comprises a base, a workbench arranged at the top of the base, rollers arranged at the bottom of the base and a plurality of steps, wherein the steps are arranged from one end of the bottom of the base to the workbench in sequence, handrails are arranged at two ends of the steps respectively, a wheel brake is arranged on each roller, a guardrail is arranged on each side of the workbench, a pulley assembly is arranged on each guardrail and can be used for lifting an object to the height of the workbench or above the workbench. The ladder stand is convenient to move and stable in platform, and can improve the convenience of a user for operating and taking tools and parts at half high altitude.

Description

Movable climbing ladder

Technical Field

The utility model relates to a workshop auxiliary assembly specifically relates to a portable cat ladder of ascending a height.

Background

When parts higher than a human body need to be manually operated (such as opening and closing of a valve) in a production workshop, people often need to perform related operations such as a herringbone ladder, a fixed platform and a movable ladder by means of climbing auxiliary equipment on the premise that electric modification cannot be performed. Because the double ladder's poor stability, security are low, are unfavorable for people to carry out long-term operation at half high altitude, and fixed platform needs to occupy ground, if need carry out half high altitude operation and when highly inconsistent to the multiple spot, then need put up many places fixed platform, use the flexibility low, consequently, the rate of utilization that removes the cat ladder is higher and higher.

In order to improve the convenience of the movable crawling ladder, the bottom of the movable crawling ladder is provided with a pulley for a user to push, pull, turn and move conveniently and quickly, wherein a wheel brake is arranged on the pulley, and the wheel brake can be braked after the movable crawling ladder is located at a proper position so as to improve the safety of semi-overhead operation. However, certain defects still exist in the moving ladder stand in the using process, for example, if the wheel brake needs to be manually operated, the wheel brake cannot be pulled in place, so that danger is brought to a user, if the user needs a certain tool or part in the half-height operation process, the ladder stand needs to be lifted up and down for many times, and the operation convenience needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a portable cat ladder of ascending a height is provided, this cat ladder not only remove convenient, the platform is firm, can improve the convenience that the user operated instrument and spare part of taking in half high altitude moreover.

In order to solve the technical problem, the utility model provides a portable cat ladder of ascending a height, include the base, be located the workstation at base top, be located the gyro wheel and a plurality of step of base bottom, a plurality of steps are followed the one end of base bottom extremely the workstation is arranged in proper order, the both ends of a plurality of steps are provided with the handrail respectively, be provided with the wheel on the gyro wheel and stop, the side of workstation is provided with the guardrail, be provided with loose pulley assembly on the guardrail, loose pulley assembly can be used for following the article the below of workstation promotes to the high department of workstation perhaps the top of workstation.

As a preferable mode, the pulley assembly comprises a plate, a fixed pulley connected with the plate, a rope body passing around the fixed pulley and a storage frame, the plate is located at the top of the guardrail, one end of the rope body is connected with the storage frame, and the other end of the rope body is connected with the base.

Preferably, one side of the base, which is close to the roller, is provided with a rotating disc, the rotating disc is provided with a handle, and one end, which is far away from the storage frame, of the rope body is connected with the rotating disc.

More preferably, the height of the guard rail is 60-100 cm.

As another preferable mode, the base includes a base body located below the step and at least one supporting rod located below the workbench, the rollers are located at four ends of the bottom of the base body, the step and the workbench are respectively connected with the base body through connecting rods, one end of each supporting rod is connected with the workbench, and the other end of each supporting rod is in contact with the ground.

Preferably, the supporting rod is an electric telescopic rod, a driving device for driving the supporting rod to extend or contract is arranged on the base body, and the supporting rod is electrically connected with the driving device.

More preferably, both ends of each of the stay bars are respectively provided with a stabilizing block.

Further preferably, the base body is provided with personnel detection devices, each roller is provided with a locking detection device, and the personnel detection devices and each locking detection device are electrically connected with the control device respectively.

Specifically, personnel detection device includes at least one pressure sensor, pressure sensor is located the gyro wheel with between the base body to can detect whether someone is in on the step and/or on the workstation, every pressure sensor respectively with controlling means electricity is connected.

Typically, the wheel brake includes the brake block and with the locking piece that the brake block is connected, locking detection device include with the pressure switch that the controlling means electricity is connected, pressure switch is located the brake block orientation on the side of gyro wheel.

Through the technical scheme, the movable climbing ladder of the utility model is provided with the pulley assembly on the guardrail of the workbench, when a user operates at a half height, if the user needs to take or store tools and parts, the tools and the parts can be lifted to the height of the workbench or above the workbench from the bottom of the base through the pulley assembly, the user does not need to take the climbing ladder up and down for many times, so that the user can directly take or store the tools and the parts, and the operation convenience of the user is effectively improved; simultaneously, the wheel is stopped and the setting of workstation can effectively improve this cat ladder of ascending a height's security.

In the preferred embodiment of the utility model, the rotating disc on the base is rotated by the handle, and the fixed pulley is matched to realize the up-and-down movement of the object placing frame, so that the operation is simple and convenient; the support rod is arranged as an electric telescopic rod, so that the height of the workbench can be effectively adjusted, and the electric telescopic rod can be applied to operation scenes with various heights; personnel detection device and locking detection device further improve this cat ladder security in the use.

Further advantages of the invention, as well as the technical effects of preferred embodiments, will be further explained in the following detailed description.

Drawings

Fig. 1 is a schematic structural view of a specific embodiment of the middle-sized mobile ascending ladder of the present invention;

fig. 2 is a schematic structural diagram of a specific embodiment of the middle roller and the wheel brake of the present invention.

Description of the reference numerals

1 base 11 rotating disc

12 handle 13 base body

14 brace 15 stabilizing block

16 pressure sensor 2 workstation

21 guardrail 22 plate

3 roller 31 wheel brake

32 pressure switch 4 steps

5 handrail 6 fixed pulley

7 rope body 8 storage frame

Detailed Description

The endpoints of the ranges and any values disclosed herein are not limited to the precise range or value, and such ranges or values should be understood to encompass values close to those ranges or values. For ranges of values, between the endpoints of each of the ranges and the individual points, and between the individual points may be combined with each other to give one or more new ranges of values, and these ranges of values should be considered as specifically disclosed herein.

It should be noted that, in the following description of the technical solutions of the present invention, the terms "upper", "lower", "top", "bottom", and the like are used to indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected," "mounted," and "fixed" are to be construed broadly, and for example, the connection may be a fixed connection, a detachable connection, or an integral connection; the connection may be direct or indirect through an intermediate medium, and may be a connection between two members or an interaction relationship between two members. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The utility model provides a portable cat ladder of ascending a height, refer to fig. 1, the on-line screen storage device comprises a base 1, be located the workstation 2 at base 1 top, be located gyro wheel 3 and a plurality of step 4 of base 1 bottom, a plurality of step 4 are arranged in proper order from the one end of base 1 bottom to workstation 2, the both ends of a plurality of step 4 are provided with handrail 5 respectively, be provided with the wheel 31 of stopping on the gyro wheel 3, the side of workstation 2 is provided with guardrail 21, be provided with loose pulley assembly on the guardrail 21, loose pulley assembly can be used for promoting the article from workstation 2's below to the high department of workstation 2 or workstation 2's top.

In the utility model, the steps 4 are arranged in a conventional inclined way in order, so that the user can ascend from the steps 4 to the workbench 2; pulley block can be with guardrail 21 can dismantle the connection, also can be with guardrail 21 integrated into one piece, guardrail 21 is located workstation 2 three side and fixed connection (not contain the side of being connected with step 4), the side that workstation 2 is connected with step 4 can not set up guardrail 21, also can set up and have other guardrail 21 articulated guardrail doors, the user can be with guardrail door closure in order to realize the guard action after climbing up workstation 2.

The utility model discloses above-mentioned basic technical scheme's portable cat ladder of ascending a height, the user will ascend a height the cat ladder integral movement to the position that needs carry out half high altitude operation, utilize the wheel to stop 31 with gyro wheel 3 locking, then the user can pass through loose pulley assembly with required instrument and spare part according to the demand, promote to workstation 2's high department or workstation 2's top, the user climbs a height the workstation 2 through step 4 and carries out half high altitude operation, can follow loose pulley assembly in operation process and directly take or deposit instrument and spare part, if operation needs other instrument and spare part midway, can be carried to workstation 2's high department or workstation 2's top through loose pulley assembly by other personnel under the cat ladder, do not need the user to carry out cat ladder from top to bottom many times, the operation convenience is strong.

The utility model discloses in, loose pulley assembly can be any kind of pulley combination that can realize promoting the article, and wherein the pulley can the snap-on guardrail 21, also can have some subassemblies to fix on base 1. As a preferred embodiment of the middle pulley assembly of the present invention, referring to fig. 1, the pulley assembly includes a plate 22, a fixed pulley 6 connected to the plate 22, a rope 7 passing around the fixed pulley 6, and a storage frame 8, wherein one end of the rope 7 is connected to the storage frame 8, and the other end is connected to the base 1. The plate 22 is preferably integrally formed with the guardrail 21, and the fixed pulley 6 is more stably fixed due to the arrangement of the plate 22; put the initial position of thing frame 8 and can be located ground or be located the position that the user stood on ground can operate, when required instrument or spare part are carried to needs, place it and put thing frame 8 in, the one end pulling downwards that is connected rope body 7 and base 1, can promote through fixed pulley 6's effect promptly putting thing frame 8 and promoting, the highest height that can promote to fixed pulley 6 and locate, whole operation process convenient and fast. Wherein the plate 22 can be located at the top or in the middle of the guardrail 21, preferably the plate 22 is located at the top of the guardrail 21.

Preferably, one side that is close to gyro wheel 3 on the base 1 is provided with rolling disc 11, is provided with handle 12 on the rolling disc 11, and the one end of putting thing frame 8 is kept away from to the rope body 7 is connected with rolling disc 11, and at this moment, the one end of putting thing frame 8 is kept away from to the rope body 7 coils on rolling disc 11, can rotate in order to drive rolling disc 11 through rotating handle 12, and the cooperation is with fixed pulley 6, realizes putting thing frame 8's altitude mixture control, easy operation, convenient.

The utility model discloses in, guardrail 21 highly sets up to be able to enclose the user of standing on workstation 2, and under the preferred condition, guardrail 21 highly is 60-100cm, not only can guarantee user's safety, avoids falling from workstation 2, and convenient to use person stands and operates on workstation 2 moreover, avoids guardrail 21 to hinder the space of operation.

As a preferred embodiment of the utility model, base 1 is including base body 13 that is located 4 below steps and at least one vaulting pole 14 that is located 2 below workstations, and gyro wheel 3 is located four ends of base body 13 bottom, and steps 4 and workstation 2 are connected with base body 13 through the connecting rod respectively, and the one end and the workstation 2 of every vaulting pole 14 are connected, the other end and ground contact. The supporting rods 14 enable the workbench 2 to be more stable, the safety of operation of a user on the workbench 2 is further improved, the base body 13 and the rollers 3 are arranged to enable the ladder stand to move integrally and conveniently and rapidly, and the use convenience is improved.

The utility model discloses in, vaulting pole 14 can be the fixed length, also can be telescopic length, and concrete vaulting pole 14's setting can be designed according to the scene of using, can set up vaulting pole 14 into the fixed length when the difference in height of half high altitude operation is less, can set up vaulting pole 14 into telescopic length when the difference in height of half high altitude operation changes greatly. Preferably, the supporting rod 14 is an electric telescopic rod, the base body 13 is provided with a driving device for driving the supporting rod 14 to extend or contract, the supporting rod 14 is electrically connected with the driving device, and the height of the workbench 2 is adjusted through the extension or contraction of the supporting rod 14, so that the workbench can be applied to operation scenes with various heights.

The utility model discloses in, the bottom fixed connection of vaulting pole 14 and workstation 2, in order to promote the holistic stability of this cat ladder and the security of workstation 2, preferably, the both ends of every vaulting pole 14 are provided with stabilizing block 15 respectively.

As a preferred embodiment of the utility model, be provided with personnel detection device on base body 13, be provided with locking detection device on every gyro wheel 3 respectively, personnel detection device and every locking detection device are connected with the controlling means electricity respectively. Personnel detection device can monitor whether have personnel on this cat ladder, and locking detection device can monitor whether wheel 31 of stopping carries out locking effectively with corresponding gyro wheel 3 simultaneously, and correspondingly, personnel detection device and locking detection device's monitoring data show through controlling means, if monitor that the right-hand member is located the cat ladder and gyro wheel 3 is not in the locking state, then controlling means shows alarm signal, reminds the user to overhaul wheel 31 of stopping and notice safety in utilization. The cooperation of personnel detection device and locking detection device can promote the security when using this cat ladder.

Preferably, the personnel detecting means comprise at least one pressure sensor 16, the pressure sensor 16 being positioned between the roller 3 and the base body 13 to be able to detect whether a person is present on the step 4 and/or on the work table 2, each pressure sensor 16 being electrically connected to the control means. When a person is on the step 4 and/or the workbench 2, the pressure data of the pressure sensor 16 can be obviously increased, and the data is transmitted to the control device through the electric connection and matched and displayed with the monitoring data of the locking detection device.

Further preferably, with reference to fig. 2, the wheel brake 31 comprises a brake pad and a locking member connected to the brake pad, and the locking detection means comprises a pressure switch 32 electrically connected to the control means, the pressure switch 32 being located on the side of the brake pad facing the roller 3. When the brake block reached certain setting value to corresponding gyro wheel 3's pressure, just can realize the locking state to gyro wheel 3, pressure switch 32 sets up to be switched into the on-state by the off-state under the pressure effect of this setting value simultaneously, thereby make the last corresponding switch display state of controlling means change, if the brake block of wheel 31 of stopping does not reach this setting value to gyro wheel 3's effort, then the switch display state on the controlling means is unchangeable, send the police dispatch newspaper simultaneously, remind the user to overhaul the wheel 31 of stopping.

In a relatively optimized embodiment of the utility model, the movable climbing ladder comprises a base 1, a workbench 2 positioned at the top of the base 1, a roller 3 positioned at the bottom of the base 1 and a plurality of steps 4, wherein the steps 4 are sequentially arranged from one end of the bottom of the base 1 to the workbench 2, handrails 5 are respectively arranged at two ends of the steps 4, a wheel brake 31 is arranged on the roller 3, a guardrail 21 is arranged at the side edge of the workbench 2, and the height of the guardrail 21 is 80 cm; the base 1 comprises a base body 13 positioned below the step 4 and at least one supporting rod 14 positioned below the workbench 2, the rollers 3 are positioned at four ends of the bottom of the base body 13, the step 4 and the workbench 2 are respectively connected with the base body 13 through connecting rods, one end of each supporting rod 14 is connected with the workbench 2, and the other end of each supporting rod is in contact with the ground; a pulley assembly is arranged on the guardrail 21, the pulley assembly comprises a plate 22 positioned at the top of the guardrail 21, a fixed pulley 6 connected with the plate 22, a rope 7 passing around the fixed pulley 6 and a storage frame 8, a rotating disc 11 is arranged on one side of the stay bar 14 close to the ground, a handle 12 is arranged on the rotating disc 11, one end of the rope 7 is connected with the storage frame 8, and the other end of the rope is coiled on the rotating disc 11; the supporting rods 14 are electric telescopic rods, a driving device for driving the supporting rods 14 to extend or contract is arranged on the base body 13, the supporting rods 14 are electrically connected with the driving device, and two ends of each supporting rod 14 are respectively provided with a stabilizing block 15; a pressure sensor 16 electrically connected with the control device is arranged between each roller 3 and the base body 13, the wheel brake 31 comprises a brake pad and a locking piece connected with the brake pad, a pressure switch 32 electrically connected with the control device is arranged on the brake pad of each roller 3, and the pressure switch 32 is positioned on the side surface of the brake pad facing the roller 3.

According to the mobile climbing ladder provided by the embodiment, a user integrally moves the climbing ladder to a position where half-height operation is needed, the roller 3 is locked by the wheel brake 31, the user adjusts the stay bar 14 to a proper length by the driving device according to the height of the half-height operation, so that the workbench 2 is adjusted to a height convenient for the user to operate, in an initial state, the object placing frame 8 is located at a position where a person stands on the ground for operation, the user places tools and parts into the object placing frame 8 according to requirements, the handle 12 is rotated to drive the rotating disc 11 to rotate, and the object placing frame 8 is lifted to the height of the workbench 2 by the fixed pulley 6 in a matching manner; then a user climbs the workbench 2 through the step 4 to perform half-height operation, tools and parts can be directly taken or stored from the storage frame 8 in the operation process, if other tools and parts are needed in the operation process, other personnel under the ladder stand can rotate the handle 12 to lower the storage frame 8, and after the tools and the parts are placed in the storage frame 8, the handle 12 is rotated to convey the storage frame 8 to the user; the user is at half high altitude operation in-process, and pressure sensor 16's pressure data can obviously increase, matches and shows data transport to controlling means and with locking detection device's monitoring data through the electricity connection, and pressure switch 32 detects the effort of brake block to gyro wheel 3, if the effort of the brake block of wheel 31 of stopping to gyro wheel 3 does not reach this setting value, then controlling means sends out the police dispatch newspaper, reminds the user to overhaul wheel 31 of stopping and notice safety in utilization.

The embodiment of the utility model provides an in, the software that relates to controlling means, drive arrangement all adopts prior art.

The utility model provides a portable cat ladder of ascending a height is provided with loose pulley assembly on the guardrail 21 of workstation 2, and when the user was in the operation of half high altitude, if need take or deposit instrument and spare part, can promote instrument and spare part to the high department of workstation 2 or the top of workstation 2 from the bottom of base 1 through loose pulley assembly, need not the user and go up and down the cat ladder many times and take, make the user directly take or deposit instrument and spare part, effectively improve user's operation convenience; simultaneously, the setting of wheel 31 and workstation 2 of stopping can effectively improve the security of this cat ladder of ascending a height.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto. In the technical idea scope of the present invention, it is possible to provide the technical solution of the present invention with a plurality of simple modifications, including combining each specific technical feature in any suitable manner, and in order to avoid unnecessary repetition, the present invention does not provide additional description for various possible combinations. These simple variations and combinations should also be considered as disclosed in the present invention, all falling within the scope of protection of the present invention.

Claims (10)

1. The utility model provides a portable cat ladder of ascending a height, its characterized in that includes base (1), is located workstation (2) at base (1) top, is located gyro wheel (3) and a plurality of step (4) of base (1) bottom, a plurality of step (4) are followed the one end of base (1) bottom extremely workstation (2) are arranged in proper order, the both ends of a plurality of step (4) are provided with handrail (5) respectively, be provided with on gyro wheel (3) and take turns to (31) of stopping, the side of workstation (2) is provided with guardrail (21), be provided with loose pulley assembly on guardrail (21), loose pulley assembly can be used for following the article the below of workstation (2) promotes to the high department of workstation (2) perhaps the top of workstation (2).

2. The mobile climbing ladder according to claim 1, wherein the pulley assembly comprises a plate (22), a fixed pulley (6) connected with the plate (22), a rope body (7) passing around the fixed pulley (6) and a storage frame (8), the plate (22) is positioned on the top of the guardrail (21), one end of the rope body (7) is connected with the storage frame (8), and the other end is connected with the base (1).

3. The movable climbing ladder according to claim 2, wherein a rotating disc (11) is arranged on one side of the base (1) close to the roller (3), a handle (12) is arranged on the rotating disc (11), and one end, far away from the storage frame (8), of the rope body (7) is connected with the rotating disc (11).

4. A mobile climbing ladder according to claim 2, characterized in that the height of the railing (21) is 60-100 cm.

5. The mobile climbing ladder according to any one of claims 1 to 4, wherein the base (1) comprises a base body (13) below the step (4) and at least one stay bar (14) below the workbench (2), the rollers (3) are positioned at four ends of the bottom of the base body (13), the step (4) and the workbench (2) are respectively connected with the base body (13) through connecting rods, and one end of each stay bar (14) is connected with the workbench (2) and the other end is in contact with the ground.

6. The mobile climbing ladder according to claim 5, characterized in that the stay (14) is configured as an electric telescopic rod, the base body (13) is provided with a driving device for driving the stay (14) to extend or contract, and the stay (14) is electrically connected with the driving device.

7. Mobile climbing ladder according to claim 5, characterized in that each stay (14) is provided with stabilizing blocks (15) at both ends.

8. The mobile climbing ladder according to claim 5, wherein a personnel detecting device is arranged on the base body (13), a locking detecting device is arranged on each roller (3), and the personnel detecting device and each locking detecting device are electrically connected with a control device respectively.

9. A mobile climbing ladder according to claim 8, characterized in that the people detection means comprise at least one pressure sensor (16), which pressure sensor (16) is located between the roller (3) and the base body (13) to be able to detect whether a person is on the step (4) and/or the work bench (2), each pressure sensor (16) being electrically connected to the control means, respectively.

10. A mobile climbing ladder according to claim 8, characterized in that the wheel brake (31) comprises a brake pad and a locking member connected to the brake pad, and the locking detection device comprises a pressure switch (32) electrically connected to the control device, the pressure switch (32) being located on the side of the brake pad facing the roller (3).

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