Gravel vibrating screening machine

Abstract

The utility model relates to the technical field of gravel screening, and discloses a gravel vibrating screening machine. Comprising a bottom plate, height adjusting structures and a vibration screening structure, the height adjusting structures are arranged at the upper end and the lower end of the bottom plate, the vibration screening structure is arranged on the upper surface of the bottom plate, and a first connecting block and a second connecting block are driven to vibrate through the vibration effect of a first vibration motor and a second vibration motor; a first connecting block and a second connecting block vibrate to enable a first supporting plate and a second supporting plate to vibrate, so that a screening net face in the middle of the upper surface of a clamping net frame vibrates, and when the position of the screening net face in the middle of the upper surface of the clamping net frame is low, a bottom plate moves up and down on the surfaces of four sets of long threaded rods, so that the height of the bottom plate is adjusted; accordingly, the position height of the screening net face in the middle of the upper surface of the clamping net frame can be adjusted, and the four sets of threaded sleeve pieces are used for fixing the bottom plate to the surfaces of the four sets of long threaded rods and preventing the bottom plate from sliding downwards from the surfaces of the four sets of long threaded rods.

Description

Technical Field

[0001] The utility model relates to the technical field of sand and stone screening, in particular to a sand and stone vibration screening machine. Background Art

[0002] In the process of construction, sand and gravel are generally needed. When using sand and gravel, different particle sizes of sand and gravel need to be used according to different construction requirements. When screening sand and gravel, construction units often simply set up a screen on the ground, scoop up sand and gravel with a shovel and place them directly on the surface of the screen for screening. However, this method often leads to incomplete screening of sand and gravel, which may affect the quality of the project. Therefore, technical personnel in this field provide a sand and gravel vibrating screening machine to solve the problems raised in the above background technology. Summary of the invention

[0003] The purpose of the utility model is to provide a sand and gravel vibrating screening machine to solve the problems raised in the above background technology.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A sand and gravel vibration screening machine comprises a base plate, a height adjustment structure and a vibration screening structure. The upper and lower ends of the base plate are provided with height adjustment structures, the upper surface of the base plate is provided with a vibration screening structure, the height adjustment structure comprises: circular through holes, square through grooves, long threaded rods, supporting legs, stabilizing gaskets, threaded kits and limit blocks, circular through holes are penetrated all around the upper surface of the base plate, a square through groove is penetrated in the middle of the upper surface of the base plate, and long threaded rods are penetrated inside the circular through holes around the upper surface of the base plate.

[0006] Preferably: support legs are provided on the bottom surfaces of the four groups of long threaded rods and at the lower end of the bottom plate, and stabilizing gaskets are provided on the bottom surfaces of the four groups of support legs.

[0007] Preferably: threaded sleeves are provided between the four groups of supporting legs and the corresponding side surfaces of the bottom plate and on the surface of the long threaded rods, and limiting blocks are provided on the upper surfaces of the four groups of long threaded rods.

[0008] Preferably: the vibration screening structure includes: a vibration motor 1, a fixed pad block 1, a vibration motor 2, a fixed pad block 2, a connecting block 1, a connecting block 2, a support plate 1, a slot 1, a support plate 2, a slot 2, a snap-on mesh frame and a screening mesh surface, and a vibration motor 1 is symmetrically arranged at the front and rear ends of the left side of the upper surface of the bottom plate and on the front and rear sides of the left side of the square through slot.

[0009] Preferably: a fixed pad 1 is provided in the middle of the upper surface of the two groups of vibration motors 1, and vibration motors 2 are symmetrically provided at the front and rear ends of the right side of the upper surface of the bottom plate and at the front and rear sides of the right side of the square through slot.

[0010] Preferably, a fixing pad block 2 is disposed in the middle of the upper surface of the two groups of vibration motors 2, and a connecting block 1 is disposed on the upper surfaces of the two groups of fixing pad blocks 1.

[0011] Preferably: the upper surfaces of the two groups of fixed pad blocks 2 are commonly provided with connecting block 2, the positions of connecting block 1 and connecting block 2 are symmetrical, and the rear sides of the upper surfaces of connecting block 1 and connecting block 2 are commonly provided with supporting plate 1.

[0012] Preferably: a support plate 2 is commonly provided on the front sides of the upper surfaces of the connection block 1 and the connection block 2, and the positions of the support plate 1 and the support plate 2 are symmetrical.

[0013] Preferably: a first card slot is provided on the surface of the side opposite to the second support plate, and a second card slot is provided on the surface of the side opposite to the first support plate, and the positions of the first card slot and the second card slot are symmetrical.

[0014] Preferably: a snap-fitting mesh frame is provided between the one side surfaces of the support plate 1 and the support plate 2 corresponding to each other and inside the snap-fitting slot 1 and the snap-fitting slot 2, and a screening mesh surface is provided through the middle of the upper surface of the snap-fitting mesh frame.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the clamping mesh frame is clamped between the side surfaces of the support plate 1 and the support plate 2 corresponding to each other and is located inside the clamping slot 1 and the clamping slot 2, thereby making it convenient to replace the clamping mesh frame and to clean the sand and gravel that have been screened on the screening mesh surface in the middle of the upper surface of the clamping mesh frame, and the vibration of the two groups of vibration motors 1 and 2 drives the connecting block 1 and the connecting block 2 to vibrate, and the vibration of the connecting block 1 and the connecting block 2 causes the support plate 1 and the support plate 2 to vibrate, thereby making the screening mesh surface in the middle of the upper surface of the clamping mesh frame vibrate, and when the position of the screening mesh surface in the middle of the upper surface of the clamping mesh frame is low, the bottom plate is moved up and down on the surface of the four groups of long threaded rods to adjust the bottom plate. The height of the screening mesh in the middle of the upper surface of the snap-on mesh frame can be adjusted accordingly. The function of the four sets of threaded kits is to fix the bottom plate on the surface of the four sets of long threaded rods to prevent the bottom plate from sliding downward from the surface of the four sets of long threaded rods. The function of the four sets of limit blocks is to prevent the bottom plate from falling off from the upper end of the surface of the four sets of long threaded rods when moving up and down on the surface of the four sets of long threaded rods. The function of the four sets of stabilizing gaskets is to maintain the stability of the overall structure, which solves the problem mentioned above that when construction units screen sand and gravel, they often simply set up a screen on the ground, scoop up sand and gravel with a shovel and place them directly on the surface of the screen for screening. However, this method often leads to incomplete screening of sand and gravel, which may affect the quality of the project. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The figure is a schematic diagram of the overall structure of a sand and gravel vibrating screening machine.

[0017] Figure 2 It is a structural schematic diagram of a height adjustment structure in a sand and gravel vibrating screening machine.

[0018] Figure 3 The figure is a schematic diagram of the structure of the bottom plate of a sand and gravel vibrating screening machine.

[0019] Figure 4 This is a schematic diagram of the structure of a partial disassembled structure of a sand and gravel vibrating screening machine.

[0020] Figure 5 The present invention is a schematic diagram of the structure of vibration motor 1 and vibration motor 2 in a sand and gravel vibration screening machine.

[0021] Figure 6 The present invention is a schematic diagram of the structure of connecting block one and connecting block two in a sand and gravel vibrating screening machine.

[0022] Figure 7 The present invention is a schematic diagram of the structure of support plate 1 and support plate 2 in a sand and gravel vibrating screening machine.

[0023] Figure 8It is a structural schematic diagram of a vibrating screening structure in a sand and gravel vibrating screening machine.

[0024] Fig. 9 The present invention is a structural schematic diagram of a clamping mesh frame and a screening mesh surface in a sand and gravel vibrating screening machine.

[0025] In the figure: 1-bottom plate, 101-circular through hole, 102-square through slot, 2-long threaded rod, 201-support leg, 202-stabilizing gasket, 203-threaded kit, 204-limiting block, 3-vibration motor 1, 301-fixed pad 1, 4-vibration motor 2, 401-fixed pad 2, 5-connecting block 1, 6-connecting block 2, 7-support plate 1, 701-slot 1, 8-support plate 2, 801-slot 2, 9-card-connected mesh frame, 901-screening mesh surface. DETAILED DESCRIPTION

[0026] In order to make the technical means, creative features, purpose and efficacy of the utility model easy to understand, the utility model is further described below in conjunction with the specific implementation methods. In the description of the utility model, it should be noted that the orientation or position relationship indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the utility model. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense, for example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be a connection between the two elements. For those skilled in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0027] See also Figures 1 to 9In the embodiment of the utility model, a sand and stone vibration screening machine includes a bottom plate 1, a height adjustment structure and a vibration screening structure. The upper and lower ends of the bottom plate 1 are provided with height adjustment structures, and the upper surface of the bottom plate 1 is provided with a vibration screening structure. The height adjustment structure includes: a circular through hole 101, a square through groove 102, a long threaded rod 2, a supporting leg 201, a stabilizing gasket 202, a threaded kit 203 and a limit block 204. The upper surface of the bottom plate 1 is penetrated by circular through holes 101 all around, a square through groove 102 is penetrated in the middle of the upper surface of the bottom plate 1, and long threaded rods 2 are penetrated inside the circular through holes 101 around the upper surface of the bottom plate 1. Four groups of long threaded rods 2 are provided on the bottom surface and at the lower end of the bottom plate 1. There are supporting legs 201, and stabilizing washers 202 are arranged on the bottom surfaces of the four groups of supporting legs 201. The function of the four groups of stabilizing washers 202 is to maintain the stability of the overall structure. Threaded sleeves 203 are arranged between the four groups of supporting legs 201 and the corresponding side surfaces of the bottom plate 1 and on the surface of the long threaded rod 2. The upper surfaces of the four groups of long threaded rods 2 are provided with limiting blocks 204. The bottom plate 1 can move up and down on the surfaces of the four groups of long threaded rods 2, so as to adjust the height of the bottom plate 1. The function of the four groups of threaded sleeves 203 is to fix the bottom plate 1 on the surfaces of the four groups of long threaded rods 2 to prevent the bottom plate 1 from sliding downward from the surfaces of the four groups of long threaded rods 2. The function of the four groups of limiting blocks 204 is to prevent the bottom plate 1 from sliding on the four groups of long threaded rods 2. When it moves up and down on the surface, it falls off from the upper end of the surface of the four groups of long threaded rods 2. The vibration screening structure includes: a vibration motor 3, a fixed pad 301, a vibration motor 4, a fixed pad 401, a connecting block 5, a connecting block 6, a support plate 7, a slot 701, a support plate 8, a slot 801, a card-connected mesh frame 9 and a screening mesh surface 901. The front and rear ends of the left side of the upper surface of the bottom plate 1 and the front and rear sides of the left side of the square through groove 102 are symmetrically arranged with a vibration motor 3. The middle of the upper surface of the two groups of vibration motors 3 are both provided with a fixed pad 301. The front and rear ends of the right side of the upper surface of the bottom plate 1 and the front and rear sides of the right side of the square through groove 102 are symmetrically arranged with vibration motors 2 4. The two groups of vibration motors 2 A fixed pad block 2 401 is provided in the middle of the upper surface of each of the two groups of fixed pad blocks 1 301, a connecting block 1 5 is provided on the upper surfaces of the two groups of fixed pad blocks 2 401, a connecting block 2 6 is provided on the upper surfaces of the two groups of fixed pad blocks 2, the positions of the connecting block 1 5 and the connecting block 2 6 are relatively symmetrical, a supporting plate 1 7 is provided on the rear sides of the upper surfaces of the connecting block 1 5 and the connecting block 2 6, a supporting plate 2 8 is provided on the front sides of the upper surfaces of the connecting block 1 5 and the connecting block 2 6, the positions of the supporting plate 1 7 and the supporting plate 2 8 are relatively symmetrical, a card slot 1 701 is provided on the surface of the side opposite to the supporting plate 2 8, a card slot 2 801 is provided on the surface of the side opposite to the supporting plate 1 7, and the positions of the card slot 1 701 and the card slot 2 801 are relatively symmetrical,A clamping mesh frame 9 is provided between the corresponding side surfaces of the support plate 1 7 and the support plate 2 8 and inside the clamping slot 1 701 and the clamping slot 2 801. A screening mesh surface 901 is provided through the middle of the upper surface of the clamping mesh frame 9.

[0028] The working principle of the utility model is:

[0029] The utility model relates to a sand and stone vibrating screening machine. In a specific use process, the overall structure is first moved to a suitable working place, and then a clamping mesh frame is clamped between the side surfaces of a supporting plate 1 and a supporting plate 2 corresponding to each other and is located inside a clamping slot 1 and a clamping slot 2, thereby making it convenient to replace the clamping mesh frame and conveniently clean the sand and stone screened on the screening mesh surface in the middle of the upper surface of the clamping mesh frame. The vibration of two sets of vibration motors 1 and 2 drives the connecting block 1 and the connecting block 2 to vibrate, and the vibration of the connecting block 1 and the connecting block 2 causes the supporting plate 1 and the supporting plate 2 to vibrate, thereby making the clamping mesh frame The screening mesh surface in the middle of the upper surface of the mesh frame vibrates. When the position of the screening mesh surface in the middle of the upper surface of the card-connected mesh frame is low, the bottom plate is moved up and down on the surface of the four groups of long threaded rods to adjust the height of the bottom plate, and the position height of the screening mesh surface in the middle of the upper surface of the card-connected mesh frame can be adjusted accordingly. The function of the four groups of threaded kits is to fix the bottom plate on the surface of the four groups of long threaded rods to prevent the bottom plate from sliding downward from the surface of the four groups of long threaded rods. The function of the four groups of limit blocks is to prevent the bottom plate from falling off from the upper end of the surface of the four groups of long threaded rods when moving up and down on the surface of the four groups of long threaded rods. The function of the four groups of stabilizing gaskets is to maintain the stability of the overall structure.

[0030] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0031] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A sand and gravel vibrating screening machine, comprising a bottom plate (1), a height adjustment structure and a vibrating screening structure, characterized in that: The upper and lower ends of the base plate (1) are provided with height adjustment structures, and the upper surface of the base plate (1) is provided with a vibration screening structure. The height adjustment structure comprises: a circular through hole (101), a square through groove (102), a long threaded rod (2), a support leg (201), a stabilizing gasket (202), a threaded sleeve (203) and a limit block (204). The upper surface of the base plate (1) is provided with circular through holes (101) on all sides, the middle of the upper surface of the base plate (1) is provided with a square through groove (102), and the insides of the circular through holes (101) on all sides of the upper surface of the base plate (1) are provided with long threaded rods (2).

2. A sand and gravel vibrating screening machine according to claim 1, characterized in that: Support legs (201) are provided on the bottom surfaces of the four groups of long threaded rods (2) and at the lower end of the bottom plate (1), and stabilizing gaskets (202) are provided on the bottom surfaces of the four groups of support legs (201).

3. A sand and gravel vibrating screening machine according to claim 1, characterized in that: A threaded sleeve (203) is provided between the four groups of supporting legs (201) and the corresponding side surfaces of the bottom plate (1) and on the surface of the long threaded rod (2), and a limit block (204) is provided on the upper surface of the four groups of long threaded rods (2).

4. A sand and gravel vibrating screening machine according to claim 1, characterized in that: The vibration screening structure comprises: a vibration motor 1 (3), a fixed cushion block 1 (301), a vibration motor 2 (4), a fixed cushion block 2 (401), a connection block 1 (5), a connection block 2 (6), a support plate 1 (7), a clamping slot 1 (701), a support plate 2 (8), a clamping slot 2 (801), a clamping mesh frame (9) and a screening mesh surface (901). The vibration motor 1 (3) is symmetrically arranged at the front and rear ends of the left side of the upper surface of the bottom plate (1) and at the front and rear sides of the left side of the square through slot (102).

5. A sand and gravel vibrating screening machine according to claim 4, characterized in that: A fixed pad block 1 (301) is provided in the middle of the upper surface of the two groups of vibration motors 1 (3), and vibration motors 2 (4) are symmetrically provided at the front and rear ends of the right side of the upper surface of the bottom plate (1) and at the front and rear sides of the right side of the square through slot (102).

6. A sand and gravel vibrating screening machine according to claim 4, characterized in that: A second fixing pad (401) is disposed in the middle of the upper surfaces of the two groups of vibration motors (4), and a first connecting block (5) is disposed on the upper surfaces of the two groups of fixing pads (301).

7. A sand and gravel vibrating screening machine according to claim 4, characterized in that: The upper surfaces of the two groups of fixed pad blocks 2 (401) are commonly provided with connecting blocks 2 (6), the positions of connecting blocks 1 (5) and connecting blocks 2 (6) are symmetrical, and the rear sides of the upper surfaces of connecting blocks 1 (5) and connecting blocks 2 (6) are commonly provided with supporting plates 1 (7).

8. A sand and gravel vibrating screening machine according to claim 4, characterized in that: The front sides of the upper surfaces of the connecting block 1 (5) and the connecting block 2 (6) are provided with a supporting plate 2 (8) in common, and the positions of the supporting plate 1 (7) and the supporting plate 2 (8) are symmetrical.

9. A sand and gravel vibrating screening machine according to claim 4, characterized in that: A first card slot (701) is provided on the surface of the side of the support plate 1 (7) opposite to the second support plate (8), and a second card slot (801) is provided on the surface of the side of the support plate 2 (8) opposite to the first support plate (7), and the positions of the first card slot (701) and the second card slot (801) are symmetrical.

10. A sand and gravel vibrating screening machine according to claim 4, characterized in that: A snap-fit ​​mesh frame (9) is provided between the corresponding side surfaces of the support plate 1 (7) and the support plate 2 (8) and inside the snap-fit ​​groove 1 (701) and the snap-fit ​​groove 2 (801), and a screening mesh surface (901) is provided through the middle of the upper surface of the snap-fit ​​mesh frame (9).

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