CN220295163U - Asphalt mixture screening disc convenient to use - Google Patents

Abstract

The utility model discloses a convenient-to-use asphalt mixture screening disc, which comprises a first upper ring body, wherein a first screening frame is fixed at the lower end of the first upper ring body, a first lower ring body is fixed at the lower end of the first screening frame, a second screening frame is arranged at the lower end of the first lower ring body, a second upper ring body is fixed at the upper end of the second screening frame, dismounting components are arranged at the upper ends of the second screening frame and the first screening frame, a second lower ring body is also fixed at the lower end of the second screening frame, a material receiving seat is arranged at the outer side of the lower end of the second lower ring body, and connecting components are arranged between the material receiving seat and the second lower ring body and between the material receiving seat and the first lower ring body. According to the asphalt mixture screening tray convenient to use, provided by the utility model, the screening range is conveniently and flexibly adjusted through the integral structure cooperation design, and meanwhile, the installation between the first screening frame and the second screening frame, the installation connection between the first lower ring body and the material receiving seat and the installation connection between the second lower ring body and the material receiving seat are more convenient through the dismounting assembly and the connecting assembly.

Description

Asphalt mixture screening disc convenient to use

Technical Field

The utility model relates to the technical field of asphalt mixtures, in particular to an asphalt mixture screen tray convenient to use.

Background

The asphalt mixture is usually composed of asphalt mastic broken stone, mineral powder and the like, and when the asphalt mixture is processed, the asphalt mixture is required to be screened and classified according to different purposes, so that an asphalt screen disc is often used, and the purpose of screening is mainly to facilitate the subsequent proportioning of the mixture with corresponding size.

The Chinese patent (CN 211914546U) discloses a screening device for processing asphalt mixture, which can be collected in a classified manner, wherein: "can come to adjust screening scope through the screen box of demolishing upper and lower position, because block each other between the rear side of screen box and the transfer line, the transfer line can idle after demolishing the screen box, when the installation screen box, can accomplish the installation work as long as aim at the transfer line with the block groove of screen box rear side, promoted the convenience that the device used to proposed: the technology of screening out mixed materials with different sizes because asphalt types used by different highways are different, and the screening range is inconvenient to adjust according to the requirements when the materials are screened out is insufficient.

In summary, the following technical problems exist in the prior art: at present, a bitumen sieve tray is often used for sieving the bituminous mixture, and the existing sieve trays are simple in structure and only comprise a tray body and a leaking groove formed in the tray body, so that the sieving range of the bituminous mixture is inconvenient to adjust according to requirements when the bituminous mixture is sieved.

Disclosure of Invention

Based on this, it is necessary to provide a convenient asphalt mixture screening tray, through holistic structure cooperation design, the convenience is nimble to adjust screening scope, when first screen frame and second screen frame independently use alone, can carry out single kind screening to the mixture, make the mixture divide into two kinds of different sizes, and through connect the installation to first lower ring body and second lower ring body lower extreme respectively with two material receiving seats and conveniently receive the storage to the mixture after the screening, and when first screen frame and second screen frame installation are connected, and install the material receiving seat behind the second lower ring body lower extreme, the convenience is sieved the mixture respectively into three kinds of different sizes, and make it store respectively in first screen frame upper end, second screen frame upper end and material receiving seat inboard, dismantle between first screen frame and the second screen frame when taking out can.

In order to solve the technical problems, the utility model adopts the following technical scheme:

an asphalt mixture screening disc convenient to use is applied to variety screening of asphalt mixtures;

including first last ring body, the lower extreme of first last ring body is fixed with first screen frame, the lower extreme of first screen frame is fixed with first lower ring body, the lower extreme of first lower ring body is provided with the second screen frame, the upper end of second screen frame is fixed with the second and goes up the ring body, the upper end of second screen frame and first screen frame all is provided with dismouting subassembly, two dismouting subassembly is located first last ring body and second respectively and goes up the ring body inboard, the lower extreme of second screen frame still is fixed with the second and goes up the ring body, the outside of second lower ring body lower extreme is provided with connects the material seat, connect all to be provided with coupling assembling between material seat and second lower ring body, the first lower ring body.

As a preferred embodiment of the convenient-to-use asphalt mixture screening tray provided by the utility model, the outer sides of the first screening frame and the second screening frame are symmetrically fixed with handles.

As a preferred implementation mode of the convenient asphalt mixture screening disc provided by the utility model, through holes are symmetrically formed in the lower ends of the first lower ring body and the second lower ring body.

As a preferred implementation mode of the convenient-to-use asphalt mixture screening disc provided by the utility model, each connecting component comprises external threads, the external threads are arranged at the outer sides of the lower ends of the first lower ring body and the second lower ring body, limiting rings are fixed at the outer sides of the upper ends of the first lower ring body and the second lower ring body, internal threads are arranged at the inner sides of the material receiving seats, pull rods are symmetrically and slidingly connected at the inner sides of the lower ends of the material receiving seats, a first spring is fixed between the outer side of the lower end of each pull rod and the material receiving seat, and the upper ends of the pull rods are slidingly connected with the through holes.

As a preferred implementation mode of the convenient-to-use asphalt mixture screening disc provided by the utility model, each dismounting component comprises a fixed seat, the upper ends of the second screening frame and the first screening frame are symmetrically fixed with the fixed seat, the outer sides of the fixed seats are respectively attached to the first upper ring body and the second upper ring body, the inner sides of the fixed seats are respectively connected with a threaded column in a sliding manner, the lower ends of the threaded columns are fixedly provided with second springs, one ends of the second springs, which are far away from the threaded columns, are fixedly connected with the fixed seat, the outer sides of the threaded columns are symmetrically fixedly provided with connecting blocks, and one ends of the connecting blocks, which are far away from the threaded columns, extend to the outer sides of the fixed seat and are in sliding connection with the fixed seat, and the upper ends of the threaded columns are also connected with nuts in a sliding manner.

As a preferred implementation mode of the convenient asphalt mixture screening tray provided by the utility model, the threaded column is in sliding connection with the through hole, and the lower end of the nut is positioned on the inner side of the first lower ring body and is attached to the first lower ring body.

Compared with the prior art, the utility model has the following beneficial effects:

according to the asphalt mixture screening disc convenient to use, provided by the utility model, through the integral structure cooperation design, the screening range is conveniently and flexibly adjusted, when the first screening frame and the second screening frame are independently used, single-type screening can be carried out on the mixture, the mixture is divided into two different sizes, the two material receiving seats are respectively connected and installed to the lower ends of the first lower ring body and the second lower ring body to conveniently receive and store the screened mixture, when the first screening frame and the second screening frame are connected and installed at the lower end of the second lower ring body, the mixture is conveniently screened into three different sizes respectively, the three different sizes are respectively stored at the upper end of the first screening frame, the upper end of the second screening frame and the inner side of the material receiving seat, the first screening frame and the second screening frame are disassembled when the mixture is required to be taken out, and meanwhile, the installation between the first screening frame and the second screening frame, the first lower ring body and the material receiving seat and the second lower ring body and the material receiving seat are more convenient and convenient to install and connect through the disassembly assembly and the connection assembly.

Drawings

In order to more clearly illustrate the solution of the present utility model, a brief description will be given below of the drawings required for the description of the embodiments, it being obvious that the drawings in the following description are some embodiments of the present utility model, and that other drawings may be obtained from these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of a convenient-to-use asphalt mixture screen pan provided by the utility model;

FIG. 2 is a schematic view of the structure of the first and second frames of the asphalt mixture screening tray for convenient use provided by the utility model when the first and second frames are used independently;

FIG. 3 is an exploded view of the structure between the first and second frames of the asphalt mixture screening tray of the present utility model for convenient use;

FIG. 4 is a schematic structural view of a convenient-to-use asphalt mixture screen tray connection assembly provided by the utility model;

FIG. 5 is a schematic view of the construction of the convenient asphalt mixture screening tray of the present utility model after installation between the first lower ring and the second screen frame;

fig. 6 is a schematic structural view of an asphalt mixture screen tray assembly and disassembly assembly which is convenient to use.

The labels in the figures are illustrated below:

1. a first upper ring body; 2. a first screen frame; 3. a first lower ring body; 4. a second upper ring body; 5. a second screen frame; 6. a second lower ring body; 7. a grip; 8. an external thread; 9. a limiting ring; 10. a receiving seat; 11. an internal thread; 12. a pull rod; 13. a first spring; 14. a fixing seat; 15. a threaded column; 16. a second spring; 17. a connecting block; 18. and (5) a screw cap.

Detailed Description

In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

As described in the background art, asphalt sieve trays are often used for sieving asphalt mixtures at present, but some existing sieve trays have simple structures and are only composed of a tray body and a leakage groove formed in the tray body, so that the sieving range is inconvenient to adjust according to requirements when the mixture is sieved.

In order to solve the technical problem, the utility model provides a convenient-to-use asphalt mixture screening disc which is applied to the type screening of asphalt mixtures;

including first last ring body 1, the lower extreme of first last ring body 1 is fixed with first screen frame 2, the lower extreme of first screen frame 2 is fixed with first lower ring body 3, the lower extreme of first lower ring body 3 is provided with second screen frame 5, the upper end of second screen frame 5 is fixed with second and goes up ring body 4, the upper end of second screen frame 5 and first screen frame 2 all is provided with dismouting subassembly, two dismouting subassemblies are located first last ring body 1 and second respectively and go up ring body 4 inboard, the lower extreme of second screen frame 5 still is fixed with second lower ring body 6, the outside of second lower ring body 6 lower extreme is provided with connects material seat 10, connect all be provided with coupling assembling between material seat 10 and second lower ring body 6, the first lower ring body 3.

According to the asphalt mixture screening disc convenient to use, provided by the utility model, through the integral structure cooperation design, the screening range is convenient and flexible to adjust, when the first screening frame 2 and the second screening frame 5 are independently used, single type screening can be carried out on the mixture, the mixture is divided into two different sizes, and when the first screening frame 2 and the second screening frame 5 are connected in a mounting manner, the material receiving seat 10 is arranged at the lower end of the second lower ring body 6, the mixture is conveniently screened into three different sizes respectively, and meanwhile, the mounting between the first screening frame 2 and the second screening frame 5, the mounting connection between the first lower ring body 3 and the material receiving seat 10 as well as the mounting connection between the second lower ring body 6 and the material receiving seat 10 are more convenient through the dismounting assembly and the connecting assembly.

In order to make the person skilled in the art better understand the solution of the present utility model, the technical solution of the embodiment of the present utility model will be clearly and completely described below with reference to the accompanying drawings.

In the description of the present utility model, it should 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", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

It should be noted that, under the condition of no conflict, the embodiments of the present utility model and the features and technical solutions in the embodiments may be combined with each other.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

Example 1:

referring to fig. 1-6, an asphalt mixture screening disc convenient to use comprises a first upper ring body 1, wherein a first screening frame 2 is fixed at the lower end of the first upper ring body 1, a first lower ring body 3 is fixed at the lower end of the first screening frame 2, a second screening frame 5 is arranged at the lower end of the first lower ring body 3, coarse-pore screening plates and fine-pore screening plates are respectively arranged at the inner sides of the first screening frame 2 and the second screening frame 5, a second upper ring body 4 is fixed at the upper end of the second screening frame 5, in order to facilitate the installation between the second screening frame 5 and the first screening frame 2, dismounting components are respectively arranged at the upper ends of the second screening frame 5 and the first screening frame 2, and in order to facilitate the installation operation, the coarse-pore screening plates and the first screening frame 2 and the fine-pore screening plates and the second screening frame 5 are detachably connected;

specifically, each dismounting component comprises a fixed seat 14, the upper ends of the second screen frame 5 and the first screen frame 2 are symmetrically fixed with the fixed seats 14, the outer sides of the fixed seats 14 are respectively attached to the first upper ring body 1 and the second upper ring body 4, the inner sides of the fixed seats 14 are slidably connected with threaded columns 15, the lower ends of the threaded columns 15 are fixedly provided with second springs 16, one ends of the second springs 16, which are far away from the threaded columns 15, are fixed with the fixed seats 14, in order to conveniently grab the threaded columns 15, the second springs 16 are driven to move upwards or move downwards to extrude the second springs 16, connecting blocks 17 are symmetrically fixed on the outer sides of the threaded columns 15, one ends of the connecting blocks 17, which are far away from the threaded columns 15, extend to the outer sides of the fixed seats 14 and are slidably connected with the fixed seats 14, and the upper ends of the threaded columns 15 are further connected with nuts 18 in a threaded manner;

the lower end of the second screen frame 5 is also fixedly provided with a second lower ring body 6, after the second screen frame 5 and the first screen frame 2 are installed, the mixture screened by the second screen frame 5 and the first screen frame 2 is received and stored conveniently, the outer side of the lower end of the second lower ring body 6 is provided with a material receiving seat 10, and when the second screen frame 5 and the first screen frame 2 are independently used, the mixture screened by the second screen frame 5 and the first screen frame 2 is received and stored conveniently, and connecting components are arranged between the material receiving seat 10 and the second lower ring body 6 and the first lower ring body 3;

when the first screen frame 2 and the second screen frame 5 are installed, in order to facilitate connection with the dismounting assembly, through holes are symmetrically formed in the lower ends of the first lower ring body 3 and the second lower ring body 6, and the first lower ring body 3 and the second lower ring body 6 are further convenient to independently install with the receiving seat 10 through the through holes;

specifically, each connecting component comprises an external thread 8, the external sides of the lower ends of the first lower ring body 3 and the second lower ring body 6 are respectively provided with the external thread 8, the external sides of the upper ends of the first lower ring body 3 and the second lower ring body 6 are respectively fixed with a limiting ring 9, the inner sides of the material receiving seats 10 are provided with internal threads 11, the material receiving seats 10 are conveniently and respectively connected with the external threads 8 on the external sides of the first lower ring body 3 and the second lower ring body 6 through the internal threads 11, and after the threaded connection, the friction force is improved to the material receiving seats 10 so as to improve the fixing effect, and the upper ends of the material receiving seats 10 are tightly attached to the limiting rings 9;

after the material receiving seat 10 is installed, in order to limit the material receiving seat, pull rods 12 are symmetrically and slidingly connected in the lower end of the material receiving seat 10, after the pull rods 12 are pulled, the material receiving seat 10 is automatically reset for convenience, a first spring 13 is fixed between the outer side of the lower end of each pull rod 12 and the material receiving seat 10, the upper end of each pull rod 12 is slidingly connected with a through hole, and when the material receiving seat 10 needs to be disassembled through the pull rods 12, the pull rods 12 need to be pulled out from the through holes, so that the material receiving seat 10 is convenient to rotate;

in the process of installation between the first screen frame 2 and the second screen frame 5, the threaded column 15 is in sliding connection with the through hole, and after the connecting block 17 is pulled to drive the threaded column 15 to move upwards to pass through the through hole, the screw cap 18 is in threaded connection with the threaded column 15, so that the lower end of the screw cap 18 is positioned on the inner side of the first lower ring body 3 and is attached to the first lower ring body 3, the first lower ring body 3 and the second screen frame 5 are fixed, and installation is completed;

example 2:

the first sieve frame 2 and the second sieve frame 5 provided in embodiment 1 are further optimized, specifically, as shown in fig. 3, when the sieve tray is used for sieving the mixture, in order to facilitate staff to grasp and drive the sieve tray to vibrate, thereby accelerating the sieving efficiency, handles 7 are symmetrically fixed on the outer sides of the first sieve frame 2 and the second sieve frame 5;

the convenient-to-use asphalt mixture screen tray provided by the utility model has the following use process: when the first screen frame 2 and the second screen frame 5 are required to be connected and installed, the lower end of the first lower ring body 3 is attached to the second upper ring body 4, the threaded column 15 is axially aligned with the through hole, the connecting block 17 is further grabbed to pull the threaded column 15 to move upwards, the second spring 16 is driven to stretch, the threaded column 15 passes through the through hole in the first lower ring body 3, the nut 18 is further connected with the upper end of the threaded column 15 in a threaded manner, the bottom end of the nut 18 is attached to the first lower ring body 3, and installation is completed;

when the mixture is screened after being installed between the first screen frame 2 and the second screen frame 5, the mixture can be respectively divided into three different sizes, the larger mixture is stored at the upper end of the first screen frame 2 through the primary screening interception of the first screen frame 2, the smaller mixture falls into the material receiving seat 10 for storage through the screening of the first screen frame 2 and the second screen frame 5, the medium-size mixture is intercepted by the second screen frame 5 and stored at the upper end of the second screen frame 5, and when the mixture needs to be taken out, the mixture can be taken out after being disassembled between the first screen frame 2 and the second screen frame 5 and between the second lower ring body 6 and the material receiving seat 10;

when the first sieve frame 2 and the second sieve frame 5 are independently used, two material receiving seats 10 are respectively arranged at the lower ends of the first lower ring body 3 and the second lower ring body 6, so that the mixed materials can be conveniently received and stored.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

It is apparent that the above-described embodiments are only some embodiments of the present utility model, but not all embodiments, and the preferred embodiments of the present utility model are shown in the drawings, which do not limit the scope of the patent claims. This utility model may be embodied in many different forms, but rather, embodiments are provided in order to provide a thorough and complete understanding of the present disclosure. Although the utility model 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 in the foregoing description, or equivalents may be substituted for elements thereof. All equivalent structures made by the content of the specification and the drawings of the utility model are directly or indirectly applied to other related technical fields, and are also within the scope of the utility model.

Claims (6)

1. The utility model provides an asphalt mixture screening tray that facilitates use, its characterized in that, including first last ring body (1), the lower extreme of first last ring body (1) is fixed with first screen frame (2), the lower extreme of first screen frame (2) is fixed with first lower ring body (3), the lower extreme of first lower ring body (3) is provided with second screen frame (5), the upper end of second screen frame (5) is fixed with second and goes up ring body (4), the upper end of second screen frame (5) and first screen frame (2) all is provided with dismouting subassembly, two dismouting subassembly is located first last ring body (1) and second respectively and goes up ring body (4) inboard, the lower extreme of second screen frame (5) still is fixed with second lower ring body (6), the outside of second lower ring body (6) lower extreme is provided with connects material seat (10), all is provided with coupling assembling between second lower ring body (6), the first lower ring body (3).

2. The asphalt mixture screen pan convenient to use according to claim 1, wherein grips (7) are symmetrically fixed on the outer sides of the first screen frame (2) and the second screen frame (5).

3. The asphalt mixture screening tray convenient to use according to claim 1, wherein through holes are symmetrically formed in the lower ends of the first lower ring body (3) and the second lower ring body (6).

4. The asphalt mixture screening tray convenient to use according to claim 3, wherein each connecting component comprises an external thread (8), the external sides of the lower ends of the first lower ring body (3) and the second lower ring body (6) are respectively provided with the external thread (8), the external sides of the upper ends of the first lower ring body (3) and the second lower ring body (6) are respectively fixed with a limiting ring (9), the inner side of the material receiving seat (10) is provided with an internal thread (11), the inside of the material receiving seat (10) is symmetrically and slidingly connected with a pull rod (12), a first spring (13) is respectively fixed between the external side of the lower end of each pull rod (12) and the material receiving seat (10), and the upper end of each pull rod (12) is slidingly connected with a through hole.

5. The asphalt mixture screening tray convenient to use according to claim 3, wherein each dismounting component comprises a fixed seat (14), the upper ends of the second screening frame (5) and the first screening frame (2) are symmetrically fixed with the fixed seat (14), the outer sides of the fixed seats (14) are respectively attached to the first upper ring body (1) and the second upper ring body (4), the inner sides of the fixed seats (14) are respectively and slidably connected with a threaded column (15), the lower ends of the threaded columns (15) are fixedly provided with a second spring (16), one ends of the second springs (16) away from the threaded columns (15) are fixedly provided with fixed seats (14), the outer sides of the threaded columns (15) are symmetrically fixed with connecting blocks (17), one ends of the connecting blocks (17) away from the threaded columns (15) extend to the outer sides of the fixed seats (14) and are slidably connected with the fixed seats (14), and the upper ends of the threaded columns (15) are further connected with nuts (18).

6. The asphalt mixture screening tray for easy use according to claim 5, wherein the threaded column (15) is slidably connected to the through hole, and the lower end of the nut (18) is located inside the first lower ring body (3) and is attached to the first lower ring body (3).