Sand mill screen with anti-blocking effect

Abstract

The utility model discloses a sand mill screen with an anti-blocking effect, which relates to the technical field of sand mills, and comprises a sand mill body, and a connecting rod and a heating block are arranged, so that when a cleaning device is used for carrying out anti-blocking cleaning on the sand mill filter screen, in order to further improve the dredging effect after the filter screen is cleaned, the sand mill screen can be conveniently cleaned. The effect of conveniently drying water stains adsorbed on the surfaces of filter holes is achieved, the situation that dust is adsorbed due to the fact that the filter screen is directly installed in the sand mill after being cleaned is prevented, after the filter screen is clamped and detached through clamping blocks, an electric push rod is opened to drive a sliding rod to slide along the inner wall of a first limiting groove, and a swing rod is driven to conveniently rotate; and a connecting rod is driven to slide along the inner walls of a second limiting groove and a fixing groove, so that heating blocks slide in a centering mode on the two sides of the filter screen, the two sets of heating blocks are connected to the surface of the filter screen in a sleeving mode, meanwhile, under the action of an electric heating wire, heat is conveyed to the surface of the filter screen through a conveying opening, and the effect of drying the filter screen is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to sand mill technical field, concretely is a sand mill screen of anti -blocking effect. BACKGROUND

[0002] Sand mill is widely used in chemical raw material production, is the most advanced, the most efficient grinding equipment of material adaptability, the most narrow grinding cavity, the minimum pole clearance, the most dense grinding energy, with high performance cooling system and automatic control system, can realize material continuous processing continuous discharge, greatly improve the production efficiency, sand mill is also called bead mill, mainly used for wet grinding of chemical liquid product, according to the use performance, it can be divided into horizontal sand mill, basket sand mill, vertical sand mill etc., mainly by body, grinding cylinder, sand mill disc (pole), grinding medium, motor and feeding pump, the speed of feeding is controlled by feeding pump, the grinding medium of the equipment is generally divided into zirconia beads, glass beads, zirconium silicate beads etc.

[0003] As the announcement number for CN 221514706 U discloses a kind of sand mill that can avoid screen blockage, it is related to sand mill technical field, including: base, the lower surface of the base is fixedly connected with several support columns, grinding assembly, the grinding assembly is set to the upper surface of base, the blockage removal assembly, the blockage removal assembly is set to the upper surface of base away from the side of grinding assembly, wherein, the blockage removal assembly includes connecting plate, outer cylinder, fixed disc, bearing, screen, screw slot, screw motor, screw and guide rod, the upper surface of the base is fixedly connected with connecting plate;The utility model can remove the blockage of the screen by the blockage removal assembly, when the surface of filter screen is blocked by material, by external water source, by water pump pressurization along water pipe, by nozzle, water is sprayed to screen blockage, by the impact force of water flow, the blocked material is washed, that is, the blockage removal operation of screen can be realized, the device is simple in structure and convenient to use, meet the existing use demand.

[0004] But this kind of sand mill screen of anti -blocking effect when using, although the washing device can be set to the impurities on the surface of filter screen is washed and dredged, but for the water stain adsorbed on the surface of filter screen after washing, drying effect is not high, so that after washing the surface of filter screen continues to use, it is more likely to adsorb impurities due to the existence of water stain, reduces the problem of the smoothness of filter screen use.

[0005] Therefore, in view of the above, the existing structure is improved, and a sand mill screen with anti-blocking effect is provided. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a kind of sand mill screen of anti -blocking effect to solve the problem of the water stain adsorbed on the surface of filter screen after washing, drying effect is not high as described in the above background art.

[0007] In order to achieve the above object, the utility model provides following technical scheme: a sand mill screen effect of preventing blockage, including sand mill body, the outer wall of sand mill body is provided with grinding cylinder, the inner wall of grinding cylinder is rotatably connected with grinding disc, the inner side wall of grinding cylinder is detachably connected with filter screen, the outer wall of sand mill body is fixedly connected with electric push rod, one end of electric push rod is fixedly connected with the outer wall of sand mill body and is connected with the sliding rod of sliding connection, the top of sliding rod is fixedly connected with servo motor, the output of servo motor is fixedly connected with the top of sliding rod and is connected with the threaded rod of rotation connection, the outer wall of threaded rod is threadedly connected with the top of sliding rod and is connected with the clamping block of sliding connection, the connecting part of the top of sliding rod and clamping block is equipped with the sliding groove, the outer wall of sliding rod is rotatably connected with the outer wall of sand mill body and is connected with the swing rod of sliding connection, the outer wall of swing rod is rotatably connected with the outer wall of sand mill body and is connected with the connecting rod of sliding connection, the connecting part of the outer wall of swing rod and connecting rod is equipped with the second limit slot, the connecting part of the outer wall of sand mill body and connecting rod is equipped with fixed slot, the top of connecting rod is fixedly connected with heating block, the inside of heating block is equipped with electric heating wire, the inner side wall of heating block is equipped with the delivery port at one side of electric heating wire.

[0008] Further, the threaded rod is provided with two groups, and the rotation directions of the two groups of threaded rods are opposite.

[0009] Further, the clamping block is connected through the sliding structure between the threaded rod and the sliding groove, the clamping block is provided with two groups, and the positions of the two groups of clamping blocks are symmetric about the central axis of the filter screen.

[0010] Further, the swing rod is connected through the sliding structure between the sliding rod, the first limit slot and the sand mill body, and the positions of the first limit slot and the second limit slot are equidistantly distributed about the rotation center of the swing rod.

[0011] Further, the connecting rod is connected through the sliding structure between the swing rod, the second limit slot and the fixed slot, and the connecting rod is provided with two groups, and the positions of the two groups of connecting rods are symmetric about the central axis of the filter screen.

[0012] Further, the heating block is provided with two groups, and the positions of the two groups of heating blocks are symmetric about the central axis of the filter screen, and the heating block is arranged on the movement track of the filter screen.

[0013] Further, the delivery port is annularly arranged on the inner side wall of the heating block.

[0014] Compared with the prior art, the utility model has the beneficial effects that:

[0015] The utility model discloses a connecting rod and the setting of heating block, when in the anti -blocking cleaning of sand mill filter screen through the cleaning device, in order to further improve the dredging effect of filter screen after being washed, the effect that the water stain adsorbed on the filter hole surface is conveniently dried when washing the filter screen, prevent the dust adsorption of filter screen after washing and install directly in the sand mill, after the clamping block clamps the filter screen and dismounts, opens electric push rod and drives the sliding rod to slide along the inner wall of first limit slot, and drives swing rod to conveniently rotate, the rotation of swing rod drives connecting rod to slide along the inner wall of second limit slot and fixed slot, make heating block centring slide on the both sides of filter screen, make two groups of heating block sleeve joint on the surface of filter screen, simultaneously, under the action of electric heating wire, make heat delivery to the filter screen surface through delivery port, reach the effect that the filter screen is dried. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the three -dimensional structure schematic diagram of sand mill;

[0017] Figure 2 It is another direction's three -dimensional structure schematic diagram of sand mill;

[0018] Figure 3 It is swing rod and connecting rod connection structure schematic diagram;

[0019] Figure 4 It is screw rod and clamping block connection structure schematic diagram;

[0020] Figure 5 It is heating block internal section structure schematic diagram.

[0021] In the drawing: 1, sand mill body;2, grinding cylinder;3, grinding disc;4, filter screen;5, electric push rod;6, sliding rod;7, servo motor;8, screw rod;9, clamping block;10, sliding groove;11, swing rod;12, first limit slot;13, connecting rod;14, second limit slot;15, fixed slot;16, heating block;17, electric heating wire;18, delivery port. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings of the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the range of protection of the utility model.

[0023] Embodiment: as Figures 1-5As shown, a kind of anti-clogging effect sand mill screen, including sand mill body 1, the outer wall of sand mill body 1 is provided with grinding cylinder 2, the inner wall of grinding cylinder 2 is rotatably connected with grinding disc 3, the inner side wall of grinding cylinder 2 is detachably connected with filter screen 4, the outer wall of sand mill body 1 is fixedly connected with electric push rod 5, one end of electric push rod 5 is fixedly connected with the sliding rod 6 with the outer wall of sand mill body 1 sliding connection, the top of sliding rod 6 is fixedly connected with servo motor 7, the output end of servo motor 7 is fixedly connected with the threaded rod 8 with the top of sliding rod 6 rotatably connected, the outer wall of threaded rod 8 is threadedly connected with the clamping block 9 with the top of sliding rod 6 sliding connection, the connecting part of sliding rod 6 and clamping block 9 is provided with sliding groove 10, the outer wall of sliding rod 6 is slidingly connected with the swing rod 11 rotatably connected with the outer wall of sand mill body 1, the outer wall of swing rod 11 is slidingly connected with the connecting rod 13 slidingly connected with the outer wall of sand mill body 1, the connecting part of the outer wall of swing rod 11 and connecting rod 13 is provided with second limiting groove 14, the connecting part of the outer wall of sand mill body 1 and connecting rod 13 is provided with fixed groove 15, the top of connecting rod 13 is fixedly connected with heating block 16, the inside of heating block 16 is provided with electric heating wire 17, the inner side wall of heating block 16 is provided with delivery port 18 on the side of electric heating wire 17.

[0024] Further, the threaded rod 8 is provided with two groups, the rotating directions of the two groups of threaded rod 8 are opposite, and the two groups of threaded rod 8 are opposite, which is beneficial to the clamping and dismounting of the filter screen 4 by the clamping block 9.

[0025] Further, the clamping block 9 is slidably connected between the threaded rod 8 and the sliding groove 10, the clamping block 9 is provided with two groups, the positions of the two groups of clamping block 9 are symmetric about the central axis of the filter screen 4, which is beneficial to the rotation of the threaded rod 8, drives the clamping block 9 to slide along the inner wall of the sliding groove 10, and plays the role of convenient clamping and fixing of the filter screen 4.

[0026] Further, the swing rod 11 is rotatably connected between the sliding rod 6 and the first limiting groove 12 and the sand mill body 1, the positions of the first limiting groove 12 and the second limiting groove 14 are equidistantly distributed about the rotation center of the swing rod 11, which is beneficial to the sliding of the sliding rod 6 along the inner wall of the first limiting groove 12, drives the swing rod 11 to conveniently rotate along the outer wall of the sand mill body 1, and plays the role of driving the connecting rod 13 to slide relatively.

[0027] Further, the connecting rod 13 is slidably connected between the swing rod 11 and the second limiting groove 14 and the fixed groove 15, the connecting rod 13 is provided with two groups, the positions of the two groups of connecting rod 13 are symmetric about the central axis of the filter screen 4, which is beneficial to the rotation of the swing rod 11, drives the connecting rod 13 to synchronously slide along the inner wall of the second limiting groove 14 and the fixed groove 15, and plays the role of driving the heating block 16 to slide relatively.

[0028] Further, the heating block 16 is provided with two groups, the positions of the two groups of heating block 16 are symmetrical about the center axis of the filter screen 4, and the heating block 16 is arranged on the movement track of the filter screen 4, which is beneficial to conveniently dry the cleaned filter screen 4 by arranging the two groups of heating block 16 which are symmetrical about the center axis of the filter screen 4.

[0029] Further, the conveying port 18 is annularly arranged on the inner side wall of the heating block 16, which is beneficial to achieve the effect of omnibearing drying of the filter holes on the surface of the filter screen 4 by arranging the conveying port 18 on the inner side wall of the heating block 16.

[0030] Working principle: when the filter screen 4 of the sand mill is cleaned by the cleaning device to prevent blockage, in order to further improve the dredging effect of the filter screen 4 after being cleaned, the water stains adsorbed on the surface of the filter holes can be conveniently dried during cleaning of the filter screen 4, and the dust adsorption phenomenon of the filter screen 4 after being cleaned and directly installed in the sand mill can be prevented, after the filter screen 4 is clamped and disassembled by the clamping block 9, the electric push rod 5 is opened to drive the sliding rod 6 to slide along the inner wall of the first limiting groove 12, and the swing rod 11 is conveniently rotated, the rotation of the swing rod 11 drives the connecting rod 13 to slide along the inner wall of the second limiting groove 14 and the fixed groove 15, so that the heating block 16 is centered and slides on both sides of the filter screen 4, the two groups of heating block 16 are sleeved on the surface of the filter screen 4, and under the action of the electric heating wire 17, heat is conveyed to the surface of the filter screen 4 through the conveying port 18, so as to achieve the effect of drying the filter screen 4.

[0031] This is the working principle of the sand mill screen with the effect of preventing blockage.

[0032] The embodiments of the present application are given for the purpose of example and description, and are not exhaustive or limit the present application to the disclosed forms. Many modifications and variations will be apparent to those skilled in the art. The embodiments are selected and described in order to better illustrate the principles and practical application of the present application, and to enable those skilled in the art to understand the present application so as to design various embodiments with various modifications suitable for specific purposes.

Claims

1. A sand mill screen with anti-clogging effect, comprising a sand mill body (1), characterized in that, The outer wall of the sand mill body (1) is provided with a grinding cylinder (2), the inner wall of the grinding cylinder (2) is rotatably connected with a grinding disc (3), the inner side wall of the grinding cylinder (2) is detachably connected with a filter screen (4), the outer wall of the sand mill body (1) is fixedly connected with an electric push rod (5), one end of the electric push rod (5) is fixedly connected with a sliding rod (6) which is slidably connected with the outer wall of the sand mill body (1), the top of the sliding rod (6) is fixedly connected with a servo motor (7), the output end of the servo motor (7) is fixedly connected with a threaded rod (8) which is rotatably connected with the top of the sliding rod (6), the outer wall of the threaded rod (8) is threadedly connected with a clamping block (9) which is slidably connected with the top of the sliding rod (6), the top of the sliding rod (6) and the connecting part of the clamping block (9) are provided with a sliding groove (10), the outer wall of the sliding rod (6) is slidably connected with a swing rod (11) which is rotatably connected with the outer wall of the sand mill body (1), the outer wall of the swing rod (11) is slidably connected with a connecting rod (13) which is slidably connected with the outer wall of the sand mill body (1), the outer wall of the swing rod (11) and the connecting part of the connecting rod (13) are provided with a second limiting groove (14), the connecting part of the outer wall of the sand mill body (1) and the connecting rod (13) is provided with a fixed groove (15), the top of the connecting rod (13) is fixedly connected with a heating block (16), the inside of the heating block (16) is provided with an electric heating wire (17), the inner side wall of the heating block (16) is provided with a conveying port (18) which is located on one side of the electric heating wire (17).

2. A sand mill screen of the type defined in claim 1, characterized in that The threaded rod (8) is provided with two groups, and the rotation directions of the two groups of threaded rods (8) are opposite.

3. A sand mill screen of the type defined in claim 1, characterized in that The clamping block (9) is slidably connected between the threaded rod (8) and the sliding groove (10), the clamping block (9) is provided with two groups, and the positions of the two groups of clamping blocks (9) are symmetrically distributed about the central axis of the filter screen (4).

4. A self-cleaning, non-clogging, abrasive mill screen in accordance with claim 1, wherein, The swing rod (11) is rotatably connected between the sliding rod (6), the first limiting groove (12) and the sand mill body (1), the positions of the first limiting groove (12) and the second limiting groove (14) are equidistantly distributed about the rotation center of the swing rod (11).

5. A self-cleaning, non-clogging, abrasive mill screen in accordance with claim 1, wherein, The connecting rod (13) is slidably connected between the swing rod (11), the second limiting groove (14) and the fixed groove (15), the connecting rod (13) is provided with two groups, and the positions of the two groups of connecting rods (13) are symmetrically distributed about the central axis of the filter screen (4).

6. A self-cleaning, non-clogging, abrasive mill screen in accordance with claim 1, wherein, The heating block (16) is provided with two groups, and the positions of the two groups of heating blocks (16) are symmetrically distributed about the central axis of the filter screen (4), and the heating block (16) is arranged on the movement track of the filter screen (4).

7. A self-cleaning, non-clogging, abrasive mill screen in accordance with claim 1 wherein, The conveying port (18) is annularly arranged in the inner side wall of the heating block (16).

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