Old material collecting device for building site

By designing the old material collection device for building sites, using elastic collection cages and adjustable qiu-rate, the problems of time-consuming and labor-intensive collection and debris mixing are solved, and efficient and fast collection and discharge of old material is achieved, and the collection efficiency is improved.

CN222533232UActive Publication Date: 2025-02-28TIANYUAN CONSTR GROUP +2
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Patent Information

Application Number
CN202421280269.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-06
Publication Date
2025-02-28
Estimated Expiration
2034-06-06

AI Technical Summary

Technical Problem

The collection method of old materials on existing construction sites is time-consuming and labor-intensive, easy to mix debris, and low collection efficiency, so it is impossible to collect old materials efficiently and quickly.

Method used

Design a used material collection device for building sites, including a mounting frame, a collection cage and an adjustment rod. The mounting frame is in an inverted U-shaped shape, the collection cage is an elastomeric, an elliptical structure, and the adjustment rod is retractable to adjust the centrifugal rate of the collection cage. By pushing the mounting frame to roll, the collection cage is elastically deformed, the old material is squeezed into the collection cage, and the hole seam size is adjusted through the adjustment rod to complete the collection and discharge of the old material.

Benefits of technology

It realizes that no debris is mixed in the collection process of old materials, no subsequent screening is required, time and effort are saved, and the collection of old materials can be completed efficiently and quickly, improving collection efficiency.

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Abstract

The utility model relates to the technical field of buildings, and discloses an old material collecting device for a building site, which comprises a mounting frame body, a collecting cage and an adjusting rod. The mounting frame body is of an inverted-U-shaped structure, and an assembly rod is connected between the two opposite side walls of the mounting frame body and located at the bottoms of the two opposite side walls of the mounting frame body. The collecting cages are arranged in pairs, the paired collecting cages are movably arranged on the assembling rod in a sleeving mode side by side, and the collecting cages are elastic bodies and are of oval structures; the adjusting rod is connected between the paired collecting cages, the adjusting rod is of a telescopic structure, and the adjusting rod is used for adjusting the eccentricity of the collecting cages. According to the waste material collecting device, sundries cannot be mixed in collected waste materials, subsequent screening is not needed, more time and labor are saved, collection of the waste materials can be efficiently and rapidly completed, and the collecting efficiency is improved.
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Description

Technical Field

[0001] The present application relates to the field of construction technology, for example, to a waste material collection device for a construction site. Background Art

[0002] During construction at a construction site, a lot of waste materials are generated, such as concrete blocks produced when crushing concrete, block-shaped waste materials produced when cutting metal or plastic, etc. These waste materials can be recycled to avoid waste of raw materials and reduce material costs.

[0003] At present, the collection of these old materials usually adopts the method of manual picking or cleaning, which is time-consuming and labor-intensive, and is easily mixed with a lot of debris during cleaning, and requires subsequent processing, which is time-consuming and labor-intensive, and it is impossible to complete the collection of old materials efficiently and quickly.

[0004] Therefore, how to efficiently and quickly complete the collection of old materials and improve the collection efficiency has become a technical problem that needs to be urgently solved by technical personnel in this field.

[0005] It should be noted that the information disclosed in the above background technology section is only used to enhance the understanding of the background of the present application, and therefore may include information that does not constitute the prior art known to ordinary technicians in the field. Utility Model Content

[0006] In order to provide a basic understanding of some aspects of the disclosed embodiments, a brief summary is given below. The summary is not an extensive review, nor is it intended to identify key / critical elements or delineate the scope of protection of these embodiments, but rather serves as a prelude to the detailed description that follows.

[0007] The disclosed embodiment provides a waste material collection device for construction sites, which not only prevents the collected waste materials from being mixed with debris and eliminates the need for subsequent screening, thus saving time and effort, but also enables efficient and quick collection of waste materials, thereby improving collection efficiency.

[0008] In some embodiments, a waste material collection device for a construction site includes: a mounting frame, a collection cage, and an adjustment rod. The mounting frame is an inverted U-shaped structure, and an assembly rod is connected between two opposite side walls of the mounting frame, and the assembly rod is located at the bottom of the two opposite side walls of the mounting frame; the collection cages are arranged in pairs, and the paired collection cages are movably sleeved on the assembly rods side by side, wherein the collection cages are elastic and have an elliptical structure; the adjustment rod is connected between the paired collection cages, and the adjustment rod is a retractable structure, wherein the adjustment rod is used to adjust the eccentricity of the collection cages.

[0009] Optionally, the collection cage includes: a mounting plate and a connecting rod body. The mounting plates are arranged in pairs, and each mounting plate is mounted on the assembly rod through a bearing; the connecting rod body is an elastic rod body and has an arc-shaped structure, one end of the connecting rod body is connected to the side of one of the mounting plates, and the other end is connected to the side of the other mounting plate, wherein there are multiple connecting rod bodies, and the multiple connecting rod bodies are evenly arranged along the circumference of the mounting plate.

[0010] Optionally, one of the paired mounting plates is fixedly connected to the assembly rod via a bearing, and the other is movably sleeved on the assembly rod via a bearing, and both ends of the adjustment rod are respectively connected to the paired movable mounting plates of the collection cage.

[0011] Optionally, the connecting rod body and the mounting plate are detachably connected.

[0012] Optionally, the adjusting rods are arranged in pairs, and the paired adjusting rods are symmetrical about the center of the rotation axis.

[0013] Optionally, the adjusting rod is an electric push rod structure with both ends being able to be retracted and extended synchronously.

[0014] Optionally, the bottom endpoint of the short axis of the collecting cage is located below the bottom surface of the side wall of the mounting frame.

[0015] Optionally, two ends of the assembly rod are detachably connected to two opposite side walls of the mounting frame.

[0016] Optionally, the waste material collection device for construction sites further comprises: a push handle structure. The push handle structure is rotatably arranged on the top wall of the mounting frame, wherein the push handle structure and the top wall of the mounting frame have two rotation connection points, and the two rotation connection points are respectively arranged corresponding to the two ends of the top wall of the mounting frame.

[0017] Optionally, the waste material collection device for construction sites further comprises: a storage frame. The storage frame is arranged on the top wall of the mounting frame and is located at the position of the dividing line therein.

[0018] The waste material collection device for construction sites provided by the embodiments of the present disclosure can achieve the following technical effects:

[0019] When collecting the old materials generated in the construction site, the eccentricity of the collection cage is adjusted by using the adjusting rod according to the size of the old materials in the ground area, so that the holes on the collection cage are smaller than the size of the old materials. After the adjustment is completed, by pushing the mounting frame to roll in the ground area where the old materials are generated, the collection cage at the bottom of the mounting frame can be elastically deformed, so that the old materials on the ground are squeezed into the collection cage, and the collection of the old materials is completed. When the old materials need to be taken out, it is only necessary to adjust the eccentricity of the collection cage by using the adjusting rod again to expand the holes on the collection cage, and the old materials can be discharged from the collection cage. Compared with the manual method of collecting old materials, not only can the collected old materials not be mixed with debris, and there is no need for subsequent screening, which is more time-saving and labor-saving, but also the collection of old materials can be completed efficiently and quickly, thereby improving the collection efficiency.

[0020] The above general description and the following description are exemplary and explanatory only and are not intended to limit the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] One or more embodiments are exemplarily described by corresponding drawings, which do not limit the embodiments. Elements with the same reference numerals in the drawings are shown as similar elements, and the drawings do not constitute a scale limitation, and wherein:

[0022] Figure 1 It is a structural schematic diagram of a waste material collection device for a construction site provided by an embodiment of the present disclosure;

[0023] Figure 2 yes Figure 1 A magnified view of part A in FIG.

[0024] Figure 3 is a schematic diagram of the structure of a collection cage provided by an embodiment of the present disclosure;

[0025] Figure 4 is a schematic structural diagram of an adjustment rod provided in an embodiment of the present disclosure;

[0026] Figure 5 is a schematic diagram of the structure of a collection cage and a mounting frame provided in an embodiment of the present disclosure;

[0027] Figure 6 is a structural schematic diagram of a push handle structure provided by an embodiment of the present disclosure;

[0028] Figure 7 It is a schematic diagram of the structure of the storage frame provided in an embodiment of the present disclosure.

[0029] Reference numerals:

[0030] 100, mounting frame; 101, assembly rod; 200, collection cage; 201, mounting plate; 202, connecting rod body; 300, adjustment rod; 400, push handle structure; 401, U-shaped push handle; 402, connecting through hole; 500, storage frame. DETAILED DESCRIPTION

[0031] In order to be able to understand the features and technical contents of the embodiments of the present disclosure in more detail, the implementation of the embodiments of the present disclosure is described in detail below in conjunction with the accompanying drawings. The attached drawings are for reference only and are not used to limit the embodiments of the present disclosure. In the following technical description, for the convenience of explanation, a full understanding of the disclosed embodiments is provided through multiple details. However, one or more embodiments can still be implemented without these details. In other cases, to simplify the drawings, well-known structures and devices can be simplified for display.

[0032] The terms "first", "second", etc. in the specification and claims of the embodiments of the present disclosure and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the terms used in this way can be interchanged where appropriate, so that the embodiments of the embodiments of the present disclosure described herein. In addition, the terms "including" and "having" and any variations thereof are intended to cover non-exclusive inclusions.

[0033] In the embodiments of the present disclosure, the terms "upper", "lower", "inside", "middle", "outside", "front", "back" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. These terms are mainly intended to better describe the embodiments of the present disclosure and their embodiments, and are not intended to limit the indicated devices, elements or components to have a specific direction, or to be constructed and operated in a specific direction. Moreover, in addition to being used to indicate directions or positional relationships, some of the above terms may also be used to indicate other meanings. For example, the term "upper" may also be used to indicate a certain dependency or connection relationship in certain circumstances. For those of ordinary skill in the art, the specific meanings of these terms in the embodiments of the present disclosure can be understood according to specific circumstances.

[0034] In addition, the terms "disposed", "connected", and "fixed" should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection, or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, elements, or components. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present disclosure can be understood according to the specific circumstances.

[0035] Unless otherwise stated, the term "plurality" means two or more.

[0036] In the embodiment of the present disclosure, the character " / " indicates that the preceding and following objects are in an "or" relationship. For example, A / B indicates: A or B.

[0037] The term "and / or" is a description of the association relationship between objects, indicating that three relationships can exist. For example, A and / or B means: A or B, or, A and B.

[0038] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present disclosure may be combined with each other.

[0039] Combination Figure 1-3 As shown, the embodiment of the present disclosure provides a waste material collection device for construction sites, including: a mounting frame 100, a collection cage 200 and an adjustment rod 300. The mounting frame 100 is an inverted U-shaped structure, and an assembly rod 101 is connected between the two opposite side walls of the mounting frame 100, and the assembly rod 101 is located at the bottom of the two opposite side walls of the mounting frame 100; the collection cages 200 are arranged in pairs, and the paired collection cages 200 are movably sleeved on the assembly rod 101 side by side, wherein the collection cages 200 are elastic bodies and are elliptical structures; the adjustment rod 300 is connected between the paired collection cages 200, and the adjustment rod 300 is a retractable structure, wherein the adjustment rod 300 is used to adjust the eccentricity of the collection cages 200.

[0040] By using the waste material collection device for construction sites provided by the embodiment of the present disclosure, when collecting the waste materials generated in the construction sites, the eccentricity of the collecting cage 200 is adjusted by using the adjusting rod 300 according to the size of the waste materials in the ground area, so that the holes on the collecting cage 200 are smaller than the size of the waste materials. After the adjustment is completed, by pushing the mounting frame 100 to roll in the ground area where the waste materials are generated, the collecting cage 200 at the bottom of the mounting frame 100 can be elastically deformed, so that the waste materials on the ground are squeezed into the collecting cage 200, and the collection of the waste materials is completed. When the waste materials need to be taken out, it is only necessary to adjust the eccentricity of the collecting cage 200 by using the adjusting rod 300 again to expand the holes on the collecting cage 200, so that the waste materials can be discharged from the collecting cage 200. Compared with the manual method of collecting waste materials, not only can the collected waste materials not be mixed with debris, and there is no need for subsequent screening, which is more time-saving and labor-saving, but also the collection of waste materials can be completed efficiently and quickly, thereby improving the collection efficiency.

[0041] Optionally, the assembly rod 101 is parallel to the top wall of the mounting frame 100. In this way, the collection cage 200 can be installed more evenly and neatly, so that the collection cage 200 can roll more stably to collect the old materials in the ground area, and the area where it rolls can collect the old materials to the greatest extent, thereby ensuring the collection amount of the old materials.

[0042] Optionally, the distance between the assembly rod 101 and the top wall of the mounting frame 100 is greater than or equal to one-half of the height of the side wall of the mounting frame 100, and less than or equal to the height of the side wall of the mounting frame 100. In this way, after the collection cage 200 is installed, there can be a distance between the top end point of the short axis of the collection cage 200 and the top side wall of the mounting frame 100, reducing the influence of the top wall of the mounting frame 100 on the movement of the collection cage 200, ensuring that the adjustment rod 300 can stably and smoothly adjust the eccentricity of the collection cage 200, so as to better collect the old materials.

[0043] Optionally, the collection cage 200 includes: a mounting plate 201 and a connecting rod body 202. The mounting plates 201 are arranged in pairs, and each mounting plate 201 is installed on the assembly rod 101 through a bearing; the connecting rod body 202 is an elastic rod body and has an arc-shaped structure, one end of the connecting rod body 202 is connected to the side of one of the mounting plates 201, and the other end is connected to the side of another mounting plate 201, wherein there are multiple connecting rod bodies 202, and the multiple connecting rod bodies 202 are evenly arranged along the circumference of the mounting plate 201. In this way, when the mounting frame 100 is pushed, the collection cage 200 can be rolled on the ground, so that the old materials on the ground can enter the collection cage 200 through the gap between the two adjacent connecting rod bodies 202, thereby simplifying the collection method of the old materials, and being able to stably and quickly complete the collection of the old materials, and having a simple structure, easy to produce and manufacture, and reducing costs.

[0044] Optionally, the cross section of the connecting rod body 202 is circular. In this way, the side of the connecting rod body 202 can be relatively smooth, and can roll on the ground more stably, thereby ensuring the stability of the old material collection.

[0045] Optionally, a plurality of connecting rods 202 are evenly arranged along the circumference of the mounting plate 201 to form an elliptical structure. In this way, the collection cage 200 with an elliptical structure can make the collection cage 200 roll more stably, can smoothly complete the collection of the old materials on the ground, and can prevent the old materials entering the collection cage 200 from falling again, thereby improving the collection effect of the old materials.

[0046] Optionally, one of the paired mounting plates 201 is fixedly connected to the assembly rod 101 through a bearing, and the other is movably sleeved on the assembly rod 101 through a bearing, and both ends of the adjustment rod 300 are respectively connected to the movable mounting plates 201 of the paired collection cages 200. In this way, by connecting the adjustment rod 300 between the movable mounting plates 201, and since the other mounting plates 201 of the paired collection cages 200 are fixed, the extension and contraction of the adjustment rod 300 can drive the movable mounting plates 201 to move along the assembly rod 101 to adjust the eccentricity of the collection cage 200 and change its flatness, so that the adjustment of the collection cage 200 is more stable, the adjustment can be completed quickly and smoothly, and the adjustment method is simplified, which improves the convenience of adjustment.

[0047] Optionally, the connecting rod body 202 is detachably connected to the mounting plate 201. In this way, the connection between the connecting rod body 202 and the mounting plate 201 is more flexible, and it is convenient to disassemble and replace the connecting rod body 202 alone when the connecting rod body 202 is damaged or has insufficient elasticity, without disassembling and replacing the collecting cage 200 as a whole, thereby improving the convenience of replacement and reducing costs.

[0048] Optionally, a buckle groove is provided on the side of the mounting plate 201, and one end of the connecting rod 202 can be inserted into the buckle groove. In this way, the connecting rod 202 and the mounting plate 201 are detachably connected, which is convenient for individually disassembling and replacing the damaged connecting rod 202, improving the convenience of replacement while reducing costs, and the buckle connection method is relatively firm, ensuring the stability of the connection between the connecting rod 202 and the mounting plate 201, thereby ensuring the stability of the old material collection process.

[0049] like Figure 4-5 As shown, optionally, the adjusting rods 300 are arranged in pairs, and the paired adjusting rods 300 are symmetrical about the center of the rotation axis. In this way, by installing two symmetrically arranged adjusting rods 300 between the movable mounting plates 201, when the eccentricity of the collection cage 200 is adjusted, the mounting plates 201 can be kept moving in a balanced manner on the assembly rod 101, so that the collection cage 200 can be deformed more regularly, avoiding the situation that the collection of old materials is affected by the irregular deformation of the collection cage 200 after adjustment, and the friction between the mounting plates 201 and the assembly rod 101 can be reduced, effectively avoiding the situation that one of the mounting plates 201 and the assembly rod 101 is damaged due to long-term friction, and enhancing the protection of the mounting plates 201 and the assembly rod 101.

[0050] Optionally, the adjustment rod 300 is an electric push rod structure with synchronously retractable ends. In this way, the paired collection cages 200 can be deformed in the same manner, making the overall structure more symmetrical and neat, enhancing the adjustment effect, and ensuring the stability of the collection cages 200 during rolling, which helps the two collection cages 200 to collect the old materials synchronously, and avoids the situation where the overall structure tilts due to different eccentricities of the two collection cages 200, affecting the collection of old materials.

[0051] Optionally, the maximum extension amount of one end of the adjustment rod 300 is greater than or equal to one fifth of the length of the assembly rod 101, and less than or equal to one quarter of the length of the assembly rod 101. In this way, the collection cage 200 can be ensured to always be in an elliptical structure during the adjustment process, and the collection of the old materials on the ground can be completed smoothly, while the old materials entering the collection cage 200 can be prevented from falling again.

[0052] It can be understood that in order to make the collection cage 200 deform regularly, when the collection cage 200 is adjusted using the paired adjustment rods 300, the paired adjustment rods 300 also contract synchronously, which will not be described in detail here. As for the adjustment rods 300, electric push rods are used. Electric push rods are existing technology and will not be described in detail here.

[0053] Optionally, the bottom end point of the short axis of the collection cage 200 is located below the bottom surface of the side wall of the mounting frame 100. In this way, the collection cage 200 can always be in contact with the ground, so that the collection cage 200 can roll smoothly on the ground, and the old materials on the ground can be collected by deformation, which ensures the stability of the old material collection, and can also effectively reduce the influence of the side wall of the mounting frame 100 on the rolling process of the collection cage 200, avoid the situation where the side wall of the mounting frame 100 hinders the rolling of the collection cage 200, and ensure the smoothness of the old material collection.

[0054] Optionally, the two ends of the assembly rod 101 are detachably connected to the two opposite side walls of the mounting frame 100. In this way, the collection cage 200 can be disassembled as a whole by disassembling the assembly rod 101, so that the collection cage 200 can be stored separately, and the collection cage 200 can be prevented from being excessively compressed and deformed due to being placed on the ground for a long time, resulting in a weakening of its elastic performance, thereby enhancing the protection of the collection cage 200.

[0055] Optionally, the two ends of the assembly rod 101 are screwed to the two opposite side walls of the mounting frame 100. In this way, the assembly rod 101 and the mounting frame 100 are detachably connected, which is convenient for storing the collection cage 200 separately, enhancing the protection of the collection cage 200, and the screw connection is relatively firm, ensuring the stability of the connection.

[0056] like Figure 6 As shown, optionally, the waste material collection device for construction sites further includes: a push handle structure 400. The push handle structure 400 is rotatably arranged on the top wall of the mounting frame, wherein the push handle structure 400 and the top wall of the mounting frame have two rotation connection points, and the two rotation connection points are respectively arranged corresponding to the two ends of the top wall of the mounting frame. In this way, the push handle structure 400 can be used to push the mounting frame 100 to move, so that the collection cage 200 rolls on the ground to collect the waste materials on the ground, improve the convenience of operation, bring better user experience, and ensure the stability of the moving process, so as to avoid the situation where the mounting frame 100 tilts during the moving process and affects the collection of waste materials by the collection cage 200.

[0057] Optionally, the other end of the push handle structure 400 is connected to a U-shaped push handle 401, and a connection through hole 402 is provided on the U-shaped push handle 401. In this way, it is more convenient for users to operate, and the convenience of operation is further improved. The connection through hole 402 is provided on the U-shaped push handle 401, and the connection through hole 402 is convenient for connecting with an external pulling device, and the pulling device is used to drag the collection cage 200 to move for collecting old materials, thereby reducing the labor intensity of manual operation.

[0058] like Figure 7 As shown, optionally, the waste material collection device for construction sites further includes: a storage frame 500. The storage frame 500 is arranged on the top wall of the mounting frame and is located at the position of the dividing line therein. In this way, by installing the storage frame 500 on the mounting frame, it is convenient to stably place a counterweight object on the mounting frame, and the counterweight object is used to better provide pressure, so that the collection cage 200 is deformed under pressure, so that the waste materials on the ground can pass through the strip-shaped gap more smoothly into the collection cage 200, thereby ensuring the stability of waste material collection.

[0059] Optionally, the storage frame 500 is detachably connected to the top wall of the mounting frame. Preferably, the storage frame 500 is screwed to the top wall of the mounting frame. In this way, when the storage frame 500 is not needed, the storage frame 500 can be removed, reducing the impact of the storage frame 500 on the waste material collection process, meeting the diverse usage needs of users, and the screw connection method is relatively firm and easy to disassemble and install.

[0060] The above description and the accompanying drawings sufficiently illustrate the embodiments of the present disclosure to enable those skilled in the art to practice them. Other embodiments may include structural and other changes. The embodiments represent only possible variations. Unless explicitly required, individual components and functions are optional, and the order of operations may vary. Portions and features of some embodiments may be included in or replace portions and features of other embodiments. The embodiments of the present disclosure are not limited to the structures described above and shown in the accompanying drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims

1. A waste material collection device for a construction site, characterized in that: include: The mounting frame (100) is in an inverted U-shaped structure, and an assembly rod (101) is connected between two opposite side walls of the mounting frame (100), and the assembly rod (101) is located at the bottom of the two opposite side walls of the mounting frame (100); The collecting cages (200) are arranged in pairs, and the paired collecting cages (200) are movably sleeved on the assembly rod (101) side by side, wherein the collecting cages (200) are elastic bodies and have an elliptical structure; The adjusting rod (300) is connected between the paired collecting cages (200), and the adjusting rod (300) is a telescopic structure, wherein the adjusting rod (300) is used to adjust the eccentricity of the collecting cages (200).

2. The waste material collection device for construction sites according to claim 1, characterized in that: The collection cage (200) comprises: The mounting plates (201) are arranged in pairs, and each mounting plate (201) is mounted on the mounting rod (101) via a bearing; The connecting rod body (202) is an elastic rod body and has an arc-shaped structure. One end of the connecting rod body (202) is connected to the side of one of the mounting plates (201), and the other end is connected to the side of the other mounting plate (201). There are multiple connecting rod bodies (202), and the multiple connecting rod bodies (202) are evenly arranged along the circumference of the mounting plate (201).

3. The waste material collection device for construction sites according to claim 2, characterized in that: One of the paired mounting plates (201) is fixedly connected to the mounting rod (101) via a bearing, and the other is movably sleeved on the mounting rod (101) via a bearing, and both ends of the adjustment rod (300) are respectively connected to the movably mounted plates (201) of the paired collection cages (200).

4. The waste material collection device for construction sites according to claim 2, characterized in that: The connecting rod body (202) and the mounting plate (201) are detachably connected.

5. The waste material collection device for construction sites according to claim 1, characterized in that: The adjustment rods (300) are arranged in pairs, and the pair of adjustment rods (300) are symmetrical about the center of the rotation axis.

6. The waste material collection device for construction sites according to claim 4, characterized in that: The adjusting rod (300) is an electric push rod structure with two ends being able to be synchronously retracted.

7. The waste material collection device for construction sites according to any one of claims 1 to 6, characterized in that: The bottom end point of the short axis of the collection cage (200) is located below the bottom surface of the side wall of the mounting frame (100).

8. The waste material collection device for construction sites according to any one of claims 1 to 6, characterized in that: The two ends of the assembly rod (101) are detachably connected to the two side walls of the mounting frame (100) opposite to each other.

9. The waste material collection device for construction sites according to any one of claims 1 to 6, characterized in that: Also includes: The push handle structure (400) is rotatably arranged on the top wall of the mounting frame, wherein the push handle structure (400) and the top wall of the mounting frame have two rotation connection points, and the two rotation connection points are respectively arranged corresponding to the two ends of the top wall of the mounting frame.

10. The waste material collection device for construction sites according to any one of claims 1 to 6, characterized in that: Also includes: The storage frame (500) is arranged on the top wall of the mounting frame and is located at the position of the dividing line therein.