Feeding device for cement stabilized macadam

Abstract

The utility model discloses a feeding device for cement stabilized macadam, and relates to the technical field of cement stabilized macadam conveying. The device comprises a shell, a supporting ring is arranged in the shell, a vertical partition plate is arranged on the upper surface of the supporting ring, and filtering structures are arranged on the supporting ring located on the two sides of the partition plate respectively. A guide plate is rotatably connected between two opposite side walls of the shell above the partition plate through a rotating shaft; limiting mechanisms for fixing the positions of the inclined flow guide plates are arranged at the opening ends, located on the two sides of the partition plate, of the shell; in the installation process, the shell is installed over a feeding port of the packing auger or under a discharging port of the packing auger. The two detachable filtering structures are arranged on the shell to form the feeding device, and the partition plate and the flow guide plate are arranged in a matched mode, so that conveyed cement stabilized macadam is filtered when the filtering structures are controlled to be used alternately in the using process.

Description

Technical Field

[0001] The utility model belongs to the technical field of cement-stabilized crushed stone conveying, in particular to a cement-stabilized crushed stone feeding device. Background Art

[0002] Cement-stabilized crushed stone mixture is a commonly used material for subbase and semi-rigid pavement of high-grade highways in my country. It uses graded crushed stone as aggregate, a certain amount of cementitious materials and sufficient mortar volume to fill the gaps in the aggregate, and is spread and compacted according to the principle of interlocking. Cement-stabilized crushed stone is used as the underlying layer of asphalt concrete because of its good plate properties, water stability and frost resistance, mechanical strength that can be adjusted according to actual needs, and strong overall bearing capacity. It has been promoted and applied.

[0003] During the production and transportation process, the existing cement-stabilized gravel is easily mixed with some large gravel that far exceeds the specifications, and these large gravel are easy to destroy the stability of the cement-stabilized gravel. Utility Model Content

[0004] The utility model aims to provide a feeding device for cement-stabilized crushed stone. Two detachable filtering structures are arranged on a shell to form a feeding device, so as to realize the control of the filter structures to be used alternately during use, thereby solving the problems raised by the existing background technology.

[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model discloses a feeding device for cement-stabilized crushed stone, comprising a shell, a support ring is arranged inside the shell, a vertical partition is arranged on the upper surface of the support ring, and filtering structures are arranged on the support rings on both sides of the partition respectively; a guide plate is rotatably connected between two opposite side walls of the shell above the partition via a rotating shaft; limiting mechanisms for fixing the position of the inclined guide plate are arranged at the opening ends of the shell on both sides of the partition; when installing, the shell is installed just above the feed port of the auger or just below the discharge port of the auger.

[0007] Furthermore, the limiting mechanism includes rectangular holes arranged on the two side walls of the opening end of the shell, and a pair of baffle rod structures are connected between the two rectangular holes and respectively abut against the two sides of the guide plate; the baffle rod structure includes a baffle rod body abutting against the guide plate, and studs passing through the rectangular holes are respectively arranged at both ends of the guide plate, and any of the studs is at least threadedly connected with a nut abutting against one side wall of the shell.

[0008] Furthermore, the limiting mechanism includes a socket arranged on the side of the guide plate end, a limiting hole matching the socket is arranged on the side wall of the shell opening end, and a convex column that abuts against the guide plate is arranged on the inner wall of the shell opening end located on one side of the limiting hole; when the guide plate is controlled to rotate to abut against the convex column on one side, the positioning rod is passed through the limiting hole and the socket.

[0009] Furthermore, side panels are provided on the edge sides of both sides of the guide plate, and material-blocking leather curtains are fixed on the bottom ends of both sides of the guide plate.

[0010] Furthermore, the filtering structure includes a rectangular frame body resting on the support ring, a plurality of metal rods are welded between two opposite inner side walls of the rectangular frame body, and a U-shaped handle, the bottom end of the U-shaped handle is welded to the metal rod.

[0011] Furthermore, the shell includes a rectangular portion A located at the top, a contraction portion connected to the bottom of the rectangular portion A, and a rectangular portion B connected to the bottom of the contraction portion, and the size of the contraction portion gradually decreases from top to bottom.

[0012] The utility model has the following beneficial effects:

[0013] The utility model forms a feeding device by arranging two detachable filtering structures on a shell body, and realizes the control of the filter structures to be used alternately during use through the coordinated arrangement of a partition plate and a guide plate, thereby filtering the transported cement stabilized gravel.

[0014] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0016] Figure 1 This is a schematic diagram of the structure of the second feeding device of the utility model;

[0017] Figure 2 for Figure 1 A top view of

[0018] Figure 3 It is a structural schematic diagram of a feeding device mode 1 of the utility model. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] In the description of the present invention, it should be understood that terms such as "opening", "upper", "lower", "thickness", "top", "middle", "length", "inside", "all around" and the like indicating orientation or positional relationship are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0021] See also Figure 1-2 As shown, the utility model is a feeding device for cement-stabilized gravel, which includes an auger, and a shell is arranged just above the feed port or just below the discharge port of the auger, and the shell includes a rectangular portion A1, a contraction portion 10 and a rectangular portion B11 welded and connected in sequence from top to bottom, and the size of the contraction portion 10 gradually decreases from top to bottom; at the same time, in order to facilitate the filtering of the cement-stabilized gravel entering the auger or discharged from the auger, and to avoid large gravel that far exceeds the specifications affecting the normal use of the cement-stabilized gravel, a filtering structure 2 is installed in the shell.

[0022] Specifically, in order to facilitate the use of one for backup, the present application sets a protruding support ring 19 on the inner wall of the bottom of the rectangular portion A1, and a vertical partition 12 is set on the upper surface of the support ring 19. The filter structure 2 is respectively set on the support rings 19 on both sides of the partition 12, and the filter structure 2 includes a rectangular frame 20, and a plurality of metal rods 21 are welded between the two opposite inner walls of the rectangular frame 20 to set a plurality of gaps, and a U-shaped handle 22 is connected to the filter assembly composed of multiple metal rods 21, and the bottom end of the U-shaped handle 22 is welded to the metal rod 21. When installed, the rectangular frame 20 is placed on the support ring 19.

[0023] It can be understood that in order to conveniently control the switching of the filtering structure 2, the technical solution of the present application has a guide plate 13 rotatably connected between the two opposite side walls of the shell above the partition 12 through a rotating shaft, and in order to control the position of the guide plate 13 after rotation, a limiting mechanism for fixing the position of the inclined guide plate 13 is provided at the opening ends of the shell on both sides of the partition 12.

[0024] Method 1: If Figure 3The limiting mechanism includes a rectangular hole 101 arranged on the two side walls of the shell opening end, and a pair of baffle rod structures are connected between the two rectangular holes 101, which are respectively against the two sides of the guide plate 13; the baffle rod structure includes a baffle rod body 102 against the guide plate 13, and studs 103 passing through the rectangular holes 101 are respectively arranged at both ends of the guide plate 13, and any stud 103 is threadedly connected to two nuts 104 respectively against the two side walls of the shell. In the above, the two baffle rod bodies 102 respectively against the two sides of the guide plate 13 are used to fix the position of the guide plate 13. At the same time, through the arrangement of the rectangular hole 101 and the nut 104, the horizontal position of the baffle rod body 102 can be adjusted according to needs during use.

[0025] Method 2: If Figure 1-2 The limiting mechanism includes a socket 16 arranged on the side surface of the guide plate 13, a limiting hole 17 cooperating with the socket 16 is arranged on the side wall of the shell opening end, and a convex column 18 that abuts against the guide plate 13 is arranged on the inner wall of the shell opening end located on one side of the limiting hole 17; when the control guide plate 13 is rotated to abut against the convex column 18 on one side, the positioning rod is passed through the limiting hole 17 and the socket 16.

[0026] Based on the setting of method 2, when in use, in order to prevent the material from impacting the guide plate 13 and splashing from both sides when feeding at the upper part of the rectangular part A1, side panels 15 are provided on the edge sides of both sides of the guide plate 13, and material blocking leather curtains 14 are fixed to the bottom ends of both sides of the guide plate 13.

[0027] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0028] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A feeding device for cement-stabilized crushed stone, characterized in that: It comprises a shell, a support ring (19) is arranged inside the shell, a vertical partition (12) is arranged on the upper surface of the support ring (19), and filtering structures (2) are respectively arranged on the support rings (19) located on both sides of the partition (12); A guide plate (13) is rotatably connected between two opposite side walls of the shell above the partition plate (12) via a rotating shaft; The shell opening ends located on both sides of the partition plate (12) are provided with limiting mechanisms for fixing the position of the inclined guide plate (13); During installation, the housing is installed just above the auger feed port or just below the auger discharge port.

2. A cement-stabilized crushed stone feeding device according to claim 1, characterized in that: The limiting mechanism comprises rectangular holes (101) arranged on the two side walls of the shell opening end, and a pair of blocking rod structures are connected between the two rectangular holes (101) and respectively abut against the two sides of the guide plate (13); The baffle rod structure comprises a baffle rod body (102) abutting against the guide plate (13), and studs (103) penetrating through the rectangular hole (101) are respectively arranged at both ends of the baffle rod abutting against the guide plate (13), and any of the studs (103) is at least threadedly connected with a nut (104) abutting against a side wall of the shell.

3. A cement-stabilized crushed stone feeding device according to claim 1, characterized in that: The limiting mechanism comprises a plug hole (16) arranged on the side surface of the guide plate (13), a limiting hole (17) matching with the plug hole (16) is arranged on the side wall of the shell opening end, and a convex column (18) abutting against the guide plate (13) is arranged on the inner wall of the shell opening end located on one side of the limiting hole (17); When the control guide plate (13) is rotated to abut against a side boss (18), the positioning rod is passed through the limiting hole (17) and the insertion hole (16).

4. A cement-stabilized crushed stone feeding device according to claim 3, characterized in that: Side plates (15) are provided on the edge sides of both sides of the guide plate (13), and material blocking leather curtains (14) are fixed on the bottom ends of both sides of the guide plate (13).

5. A cement-stabilized crushed stone feeding device according to any one of claims 1 to 4, characterized in that: The filtering structure (2) comprises a rectangular frame (20) resting against a supporting ring (19), a plurality of metal rods (21) being welded between two opposite inner side walls of the rectangular frame (20) and provided with gaps therebetween, and also comprises a U-shaped handle (22), the bottom end of the U-shaped handle (22) being welded to the metal rod (21).

6. A cement-stabilized crushed stone feeding device according to any one of claims 1 to 4, characterized in that: The shell comprises a rectangular portion A (1) located at the top, a contraction portion (10) connected to the bottom of the rectangular portion A (1), and a rectangular portion B (11) connected to the bottom of the contraction portion (10), wherein the size of the contraction portion (10) gradually decreases from top to bottom.

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