CN217264110U

CN217264110U - Protection device, support arm and cat ladder direction type tower section of thick bamboo lift

Info

Publication number: CN217264110U
Application number: CN202220666918.XU
Authority: CN
Inventors: 余铁辉; 缪瑞平; 刘占利
Original assignee: Ficont Industry Beijing Co Ltd
Current assignee: Ficont Industry Beijing Co Ltd
Priority date: 2022-03-25
Filing date: 2022-03-25
Publication date: 2022-08-23
Anticipated expiration: 2032-03-25

Abstract

The utility model provides a protector, support arm and cat ladder direction type tower section of thick bamboo lift, protector include at least one protection casing, the protection casing sets up on being used for the support arm with the lift along the cat ladder operation. The utility model discloses a protection casing cover prevents that the foreign matter from falling into support arm and cat ladder junction on the support arm, causes the operation jamming, can prevent simultaneously that the support arm from sliding process on the slide, and the user contacts the support arm tong.

Description

Protection device, support arm and cat ladder direction type tower section of thick bamboo lift

Technical Field

The utility model belongs to the technical field of wind-powered electricity generation auxiliary assembly, concretely relates to protector, support arm and cat ladder direction type tower section of thick bamboo lift.

Background

At present, high-altitude operation is generally required in the field of wind power generation. Certain lifting equipment is required for conveying personnel and materials between the aerial work platform and the ground and for overhauling. The lifting equipment can convey personnel and materials, and meanwhile, various factors such as the actual working environment, the safety and the like of the lifting device need to be considered. The support arm of the ladder stand guiding lifter is not protected, foreign matters in the operation process easily cause the clamping stagnation of the support arm, and simultaneously the hands are also easily clamped.

SUMMERY OF THE UTILITY MODEL

One or more to among the prior art problem, the utility model provides a protector, including at least one protection casing, the protection casing setting is being used for along the support arm of cat ladder operation with the lift.

Optionally, the protective cover covers guide wheels on the support arm, and the protective cover avoids the ladder which is matched with the guide wheels to slide.

Optionally, the shield is removably connected to the support arm.

Optionally, the protective cover includes a top plate and a front plate, the top plate is located above the guide wheel, and the front plate is located at an outer end of the guide wheel.

Optionally, the guard further comprises an outer plate, the outer plate is located at the side end of the guide wheel far away from the ladder stand.

Optionally, the shield further comprises a base plate located below the guide wheel.

Optionally, the top plate or/and the bottom plate extend beyond the outer side plate, the extension being for connection with the support arm.

According to a second aspect of the present invention, there is provided a support arm comprising an arm and the above guard, the guard being disposed on the arm.

Optionally, the ladder further comprises a pair of guide wheels, and the ladder stand is slidably connected between the pair of guide wheels.

According to the utility model discloses a third aspect provides a cat ladder direction type tower section of thick bamboo lift, including cat ladder, lift and above-mentioned support arm, the support arm is fixed on the lift, and be used for with the lift is followed the cat ladder moves.

Protector passes through the protection casing cover on the support arm, prevents that the foreign matter from falling into support arm and cat ladder junction, causes the operation jamming, can prevent simultaneously that the support arm from sliding process on the slide, user contact support arm tong.

The protection device can be arranged on the existing supporting arm and also can be used as an accessory of the supporting arm. The support arm has protection device, can not cause the guide pulley operation jamming, can not cause the guide pulley tong yet.

The cat ladder of cat ladder direction type tower section of thick bamboo lift can be used for the user to scramble the guide rail that also can regard as the lift, and the guide pulley moves about as the slider, is covered with protector on the guide pulley, and the foreign matter can not fall into between the guide pulley for the guide pulley slides smoothly on the cat ladder and also can not cause the tong.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is a schematic perspective view of the protective device of the present invention mounted on a support arm;

fig. 2 is a schematic view of a protective cover of the protective device according to the invention;

fig. 3 is an exploded perspective view of the support arm of the present invention;

FIG. 4 is a schematic view of a ladder guide tower lift of the present invention;

wherein, 1-a support arm; 11-an arm portion; 12-a guide wheel; 2-a guard device; 21-a connector; 22-a protective cover; 221-a top plate; 222-a front panel; 223-outer panel; 224-a backplane; 3-climbing a ladder; 4-a lifter.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Fig. 1 is a schematic perspective view of the protection device according to the present invention mounted on a support arm, as shown in fig. 1, the protection device 2 comprises at least one protection cover 22, and the protection cover 22 is arranged on the support arm 1 for moving the elevator along a ladder.

In one embodiment, the shield 22 is detachably connected to the support arm 1, and preferably the shielding device 2 further comprises a connector 21 for fixing the shield to the support arm 1, optionally a screw, a rivet or the like.

The utility model discloses protector can solve among the prior art support arm that cat ladder direction lift does not protect, and the operation in-process foreign matter leads to its jamming easily, the problem of the easy tong of while also.

Wherein the protective cover 22 covers the guide wheel on the supporting arm 1, and the protective cover 22 avoids the ladder stand 3 which slides in cooperation with the guide wheel. The present shield 22 will be described in detail below with reference to various embodiments.

In one embodiment, one of the support arms 1 is slidably connected to a ladder by means of a pair of guide wheels 12 (shown in figures 3 and 4), the ladder comprising two vertical beams and a plurality of transverse beams secured between the vertical beams, the pair of guide wheels 12 of the support arm 1 being arranged on either side of the respective vertical beams of the ladder.

In one embodiment, a protective device 2 is arranged on a support arm 1, and a space is provided in the protective hood 22 of the protective device 2 for the free passage of the ladder up and down.

In one embodiment, a support arm 1 is slidably connected to the ladder via a pair of guide wheels 12, two guide wheels 12 are provided on both sides of the corresponding vertical beam of the ladder, and a shield 22 is provided to cover the two guide wheels 12 of the support arm, and a space is provided in the shield 22 for allowing the ladder 3 to freely pass up and down.

In one embodiment, as shown in figures 3 and 4, a support arm 1 is slidably connected to the ladder via a pair of guide wheels 12, two guide wheels 12 being provided on either side of the corresponding vertical beam of the ladder, and two guards 22 respectively covering the two guide wheels 12, the ladder being freely movable up and down between the two guards. The protective cover of the protective device covers the guide wheel, effectively prevents foreign matters from falling into the guide wheel to cause the clamping stagnation of the guide wheel, effectively avoids the risk of clamping hands of the guide wheel by the guide wheel cover, and does not influence the sliding of the guide wheel on the ladder.

In one embodiment, as shown in fig. 2, the shield 22 comprises a top plate 221 and a front plate 222, the top plate is located above the guide wheel, the front plate 222 is located at the outer end of the guide wheel, wherein the outer side of the guide wheel is the end of the guide wheel extending out of the support arm 1. Preferably the guard also comprises an outer side plate 223, which outer side plate 223 covers the outer side of the runner, i.e. the outer side plate 223 covers the side end of the runner remote from the ladder rung.

Preferably, the shield further includes a base plate 224 that is positioned below the guide wheels.

Preferably, the top plate or/and the bottom plate extend out of the outer side plate 223, the extending portion is used for connecting with the supporting arm 1, preferably, the top plate or/and the bottom plate is detachably connected with the supporting arm 1, the top plate or/and the bottom plate is fixed on the supporting arm 1 through a connecting member, for example, a plurality of screw holes are arranged on the top plate or/and the bottom plate, the connecting member is a screw, and the protective cover 22 is fixed on the supporting arm 1 through a screw connection. The protective cover 22 is fixed on the support arm through the upper surface and the lower surface of the top plate and the bottom plate, and the fixation is firm.

In one embodiment, the top panel 221, the front panel 222, the outer panel 223, and the bottom panel 224 of the shield 22 are integrally formed.

In one embodiment, the top panel 221, the front panel 222 and the bottom panel 224 are integrally formed, and the outer panel 223 is detachably mounted on the integrally formed structure to facilitate the mounting and dismounting of the protective cover, for example, the outer panel 223 and the integrally formed structure are connected by a snap, and as another example, the integrally formed structure is U-shaped.

In summary, the shield 22 has at least two openings. When the protection casing adopts two openings, an opening is located the one side of attached support arm for cover into the guide pulley, and another opening is located the guide pulley medial surface (be close to the one side that the cat ladder erects the roof beam), exposes the side that the guide pulley is close to the cat ladder.

In one embodiment, as shown in fig. 2, the shape of the shield 22 may be a rectangular parallelepiped shape having two openings, but the present invention is not limited thereto, and the shield 22 may also be a sphere shape having two openings, so that a falling object easily slides off the shield.

The protection device can be mounted on the existing support arm, or can be used as an accessory for the support arm, fig. 3 is an exploded perspective view of the support arm, as shown in fig. 3, the support arm 1 includes an arm 11 and the protection device 2, and the protection device covers the arm.

In one embodiment the support arm further comprises a pair of guide wheels 12 between which the ladder rung vertical beams are slidably connected.

In one embodiment the support arms are slidably connected to the ladder riser beams via guide wheels, one part of the support arms being slidably connected to the left side of the ladder and the other part of the support arms being slidably connected to the right side of the ladder, preferably symmetrically arranged.

Preferably, the four support arms are slidably connected with the vertical beam of the ladder stand through guide wheels, and the two support arms are slidably connected to the upper end of the ladder stand, are respectively positioned on the left side and the right side of the vertical beam of the ladder stand and are preferably symmetrically arranged; but two other support arms sliding connection are located the left side and the right side of cat ladder vertical beam respectively at cat ladder lower extreme, preferred symmetry setting.

Fig. 4 is a schematic view of a cat ladder direction type tower drum lift, as shown in fig. 4, cat ladder direction type tower drum lift is including support arm 1, cat ladder 3 and lift 4 that have protector, the support arm is fixed on the lift, the cat ladder is as the guide rail of lift.

In one embodiment, the ladder guide type tower elevator comprises a support arm 1, a protection device 2, a ladder 3 and a lifter 4, wherein the protection device 2 covers the support arm 1, the support arm 1 is fixed on the lifter, the lifter 4 slides on the ladder through the support arm 1, and the ladder is used as a guide rail of the lifter 4.

As shown in fig. 4, the ladder 3 passes through between the two guide wheels 12 in pair and slides up and down through the guide wheels 12, thereby achieving the purpose of lifting.

In one embodiment, the ladder guiding type tower elevator comprises a plurality of supporting arms 1, each supporting arm is slidably connected with a ladder 3 through a pair of guide wheels 12, in order to better realize stable lifting of the ladder, the supporting arms 1 are symmetrically arranged on two sides of the ladder, two vertical beams of the ladder 3 are respectively arranged between the pair of guide wheels 12, and the ground guide wheels 12 move up and down. Obviously, if the protective device is not provided, the guide wheel on the supporting arm is easily stuck with rainwater, sundries and other foreign matters, and at the moment, the two sides of the ladder stand are easily stuck with the guide wheel.

In one embodiment, two support arms 1 are included, the two pairs of guide wheels 12 of the two support arms being slidably connected to the ladder stand 3, one support arm being slidably connected to the left side of the ladder stand by a pair of guide wheels and the other support arm being slidably connected to the right side of the ladder stand by another pair of guide wheels.

Preferably, including four support arms 1 and four pairs of guide pulleys 12, two pairs of guide pulleys of two support arms set up in the cat ladder upper end, are located the left side and the right side of cat ladder vertical beam respectively, and two pairs of guide pulleys of two other support arms set up at the cat ladder lower extreme, are located the left side and the right side of cat ladder vertical beam respectively.

In one embodiment, as shown in fig. 4, the ladder stand is detachably connected between four pairs of guide wheels of the support arm (for example, the upper two pairs of guide wheels and the lower two pairs of guide wheels are symmetrically arranged on two sides of a vertical beam of the ladder stand respectively), the support arm is fixed on the elevator, the support arm is driven by the elevator to slide on the ladder stand, eight protective covers respectively cover the eight guide wheels, the guide wheels are protected, and the condition that the guide wheels are blocked due to the fact that foreign matters fall into the guide wheels is prevented.

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 may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A protective device is characterized by comprising at least one protective cover, wherein the protective cover is arranged on a supporting arm used for moving an elevator along a ladder.

2. The shield apparatus of claim 1, wherein the shield covers guide wheels on the support arm and the shield avoids the ladder that slides in cooperation with the guide wheels.

3. The shielding apparatus of claim 1, wherein the shield is removably coupled to the support arm.

4. The guard of claim 2, wherein the shield includes a top plate positioned above the guide wheels and a front plate positioned at an outer end of the guide wheels.

5. The guard of claim 4 further comprising an outer plate at the side of the guide wheel remote from the ladder.

6. The guard of claim 5, further comprising a base plate positioned below the guide wheel.

7. Guard means according to claim 6 characterised in that the top and/or bottom plate extends beyond the outer side plate, the extension being adapted to be connected to the support arm.

8. A support arm comprising an arm portion and the guard of any of claims 1 to 7, the guard being provided on the arm portion.

9. A support arm according to claim 8, further comprising a pair of guide wheels, the ladder being slidably connected between the pair of guide wheels.

10. A ladder-guided tower lift comprising a ladder, a lift and a support arm as claimed in claim 8 or 9, which support arm is fixed to the lift and is adapted to run the lift along the ladder.