CN216041742U

CN216041742U - Multi-layer telescopic protective pull cover

Info

Publication number: CN216041742U
Application number: CN202121462271.0U
Authority: CN
Inventors: 胡振亚
Original assignee: Shenyang Xingya Chuangwei Technology Development Co ltd
Current assignee: Shenyang Xingya Chuangwei Technology Development Co ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2022-03-15
Anticipated expiration: 2031-06-30

Abstract

The utility model discloses a multilayer telescopic protective pull cover which comprises a base cover, a plurality of stretching covers and a tail end cover, wherein a sliding groove is formed in the base cover, the stretching covers are arranged in the sliding groove, the stretching covers are mutually overlapped, the tail end cover is arranged in the innermost stretching cover, and a plurality of sliding telescopic components are arranged among the stretching covers, between the base cover and the outermost stretching cover and between the innermost stretching cover and the tail end cover; the utility model relates to the technical field of protective pull covers, in particular to a multilayer telescopic protective pull cover which is simple in structure and convenient to use, can adjust and pull a stretching cover on an inner layer and a tail end cover to slide on a stretching cover on an outer layer and a base cover through sliding telescopic components, so that the protective pull cover can be adjusted to slide, a sliding groove is formed in a protective cover and matched with a sliding block, sliding resistance can be effectively reduced, meanwhile, no additional part is arranged outside a cover shell, and good sealing can be realized.

Description

Multi-layer telescopic protective pull cover

Technical Field

The utility model relates to the technical field of protective pull covers, in particular to a multilayer telescopic protective pull cover.

Background

The protective pull cover is a protective device used in equipment or a building, and is divided into a single-layer telescopic pull cover and a multi-layer pull cover in the application process of the protective pull cover, while in the use process of the existing protective pull cover, if a multi-layer sliding cover structure is adopted, air leakage of gaps among all layers of the protective cover is easily generated in the application process, the sealing of the building or the equipment is not tight, and the pulling resistance of the protective pull cover is also large.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a multi-layer telescopic protective pull cover, which solves the problem of the prior art.

In order to achieve the purpose, the utility model is realized by the following technical scheme: a multilayer telescopic protective pull cover comprises a base cover, a plurality of stretching covers and a tail end cover, wherein a sliding groove is formed in the base cover, the stretching covers are arranged in the sliding groove, the stretching covers are arranged in a mutually overlapped mode, the tail end cover is arranged in the innermost stretching cover, and a plurality of sliding telescopic components are arranged among the stretching covers, between the base cover and the outermost stretching cover and between the innermost stretching cover and the tail end cover;

the sliding telescopic assembly comprises: a pair of support plates, a pair of sliding grooves, a pair of sliding blocks, a pair of expansion plates and a pair of rolling shafts;

the edge of the two sides of the sliding groove is provided with a pair of supporting plates, a pair of sliding grooves are formed in the pair of supporting plates, a pair of sliding blocks are assembled in the pair of sliding grooves, the bottom edge of the stretching cover is provided with a pair of telescopic plates, the pair of telescopic plates are in contact with the pair of supporting plates, a pair of rolling shafts are embedded in the pair of sliding blocks, and the two sides of the pair of sliding blocks are installed on the bottom surfaces of the pair of telescopic plates.

Preferably, two pairs of limiting blocks are arranged at two ends of the pair of sliding grooves respectively.

Preferably, the pair of sliding blocks are plates with a concave structure, and two ends of the pair of sliding blocks are connected to the bottom surfaces of the pair of expansion plates.

Preferably, a pair of through-holes are opened at two ends of the sliding block, and a pair of threaded rods are connected in the through-holes and are in threaded connection with the bottom surfaces of the telescopic plates.

Preferably, the base cover, the plurality of stretching covers and the tail end cover are all rectangular structural plates of steel structures.

Preferably, the end of the end cap is provided with a pull ring.

Advantageous effects

The utility model provides a multi-layer telescopic protective pull cover. The method has the following beneficial effects: this cover is drawn in protection of multilayer retractable type, simple structure, convenient to use through the flexible subassembly of sliding, can adjust the tensile cover of pulling inlayer and end cover and slide on outer tensile cover and basis to can adjust the protection and draw the cover to slide, be equipped with the sliding tray on the protection casing and match with the sliding block, can effectual reduction gliding resistance, the outside of housing does not have the addition simultaneously, can realize good sealed.

Drawings

Fig. 1 is a schematic front view of a multi-layer retractable protective pull cover according to the present invention.

Fig. 2 is a schematic top view of the multi-layer retractable protective pull cover according to the present invention.

Fig. 3 is a partially enlarged structural schematic view of a multi-layer retractable protective pull cover according to the present invention.

In the figure: 1. a base cover; 2. stretching the cover; 3. a tip shroud; 4. a support plate; 5. a sliding groove; 6. a slider; 7. a retractable plate; 8. a roller; 9. a limiting block; 10. a threaded rod; 11. and (4) a pull ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

All the electrical components in the present application are connected with the power supply adapted to the electrical components through a wire, and an appropriate controller and an appropriate encoder should be selected according to actual conditions to meet control requirements, and specific connection and control sequences should be obtained.

Example (b): according to the attached drawings 1-3 of the specification, the scheme is that the multilayer telescopic protective pull cover comprises a base cover 1, a plurality of stretching covers 2 and a tail end cover 3, wherein a sliding groove is formed in the base cover 1, the stretching covers 2 are arranged in the sliding groove, the stretching covers 2 are mutually overlapped, the tail end cover 3 is arranged in the innermost stretching cover 2, and a plurality of sliding telescopic assemblies are arranged among the stretching covers 2, between the base cover 1 and the outermost stretching cover 2 and between the innermost stretching cover 2 and the tail end cover 3;

as can be seen from fig. 1 to 3 of the specification, the sliding telescopic assembly comprises: a pair of support plates 4, a pair of slide grooves 5, a pair of slide blocks 6, a pair of expansion plates 7, and a pair of rollers 8, which are connected and positioned as follows;

a pair of supporting plates 4 are arranged at the edges of the two sides of the sliding chute, a pair of sliding grooves 5 are formed in the pair of supporting plates 4, a pair of sliding blocks 6 are assembled in the pair of sliding grooves 5, a pair of telescopic plates 7 are arranged at the bottom edge of the stretching cover 2, the pair of telescopic plates 7 are in contact with the pair of supporting plates 4, a pair of rolling shafts 8 are embedded in the pair of sliding blocks 6, and the two sides of the pair of sliding blocks 6 are installed on the bottom surfaces of the pair of telescopic plates 7;

in the concrete implementation process, a pair of backup pads 4 through outer basic cover 1 or tensile cover 2 both ends support tensile cover 2 or end cover 3 of spacing its inlayer, utilize end cover 3 and the inboard expansion plate 7 of backup pad 4 of the tensile cover 2 of inlayer and backup pad 4 laminating, carry on spacingly when supporting, utilize sliding block 6 and sliding tray 5's matching, can spacing sliding block 6's movement track, through roller 8 and the 5 inner wall contacts of sliding tray on the sliding block 6, reduce the frictional force at contact position, it is more laborsaving during the pulling.

Preferably, two pairs of limit blocks 9 are respectively disposed at two ends of the pair of sliding grooves 5, and are used for limiting the sliding range of the pair of sliding blocks 6, so as to prevent the sliding blocks 6 from coming off the sliding grooves 5.

Preferably, the pair of sliding blocks 6 are plates having a concave structure, and both ends of the pair of sliding blocks 6 are connected to the bottom surfaces of the pair of telescopic plates 7, so that the sliding blocks 6 are supported to prevent the rollers from contacting the bottom surfaces of the telescopic plates 7.

Preferably, a pair of through holes are formed at two ends of the pair of sliding blocks 6, a pair of threaded rods 10 are connected in the pair of through holes and are in threaded connection with the bottom surfaces of the pair of telescopic plates 7, and the pair of threaded rods 10 are connected on the telescopic plates 7, so that the adjustment is convenient.

Preferably, the base hood 1, the stretching hoods 2 and the tail end hood 3 are all rectangular structural plates of steel structures, and the structure is simple and the strength is high.

Preferably, the end of the end cover 3 is provided with a pull ring 11 to facilitate pulling the cover.

To sum up, this multilayer retractable type protection draws cover, simple structure, convenient to use through the flexible subassembly that slides, can adjust the tensile cover 2 and the end cover 3 that draw the inlayer and slide on outer tensile cover 2 and basic cover 1 to can adjust the protection and draw the cover to slide, be equipped with sliding tray 5 on the protection casing and match with sliding block 6, can effectual reduction gliding resistance, the outside of housing does not have the additional simultaneously, can realize good sealed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A multi-layer telescopic protective pull cover comprises a base cover (1), a plurality of stretching covers (2) and a tail end cover (3), wherein a sliding groove is formed in the base cover (1), the stretching covers (2) are arranged in the sliding groove, the stretching covers (2) are arranged in a mutually overlapped mode, and the tail end cover (3) is arranged in the innermost stretching cover (2), and is characterized in that a plurality of sliding telescopic assemblies are arranged among the stretching covers (2), between the base cover (1) and the outermost stretching cover (2) and between the innermost stretching cover (2) and the tail end cover (3);

the sliding telescopic assembly comprises: a pair of support plates (4), a pair of sliding grooves (5), a pair of sliding blocks (6), a pair of expansion plates (7) and a pair of rolling shafts (8);

spout both sides border is equipped with a pair of backup pad (4), and is a pair of sliding tray (5) have been seted up on backup pad (4), and is a pair of sliding block (6) are equipped with in sliding tray (5), tensile cover (2) end border is equipped with a pair of expansion plate (7), and is a pair of expansion plate (7) and a pair of backup pad (4) contact, it is a pair of sliding block (6) embedded a pair of roller bearing (8) of being equipped with, it is a pair of sliding block (6) both sides are installed in a pair of on expansion plate (7) bottom surface.

2. The multi-layer telescopic protective pull cover according to claim 1, wherein two pairs of limit blocks (9) are respectively arranged at two ends of a pair of the sliding grooves (5).

3. The multi-layer retractable protective cover according to claim 1, wherein the pair of sliding blocks (6) are plates with a concave structure, and both ends of the pair of sliding blocks (6) are connected to the bottom surfaces of the pair of retractable plates (7).

4. The multi-layer telescopic type drawing shield according to claim 3, wherein a pair of through holes are formed at two ends of a pair of sliding blocks (6), and a pair of threaded rods (10) are connected in the pair of through holes and are in threaded connection with the bottom surfaces of a pair of telescopic plates (7).

5. The multi-layer telescopic type drawing hood for protection according to claim 1, wherein the base hood (1), the plurality of drawing hoods (2) and the end hood (3) are all rectangular structural plates of steel structure.

6. A multi-layer telescopic type of safety pull cover according to claim 1, characterized in that the end cover (3) is provided with a pull ring (11) at the end.