Dust collection outer cover for sample preparation pulverizer

Abstract

The utility model relates to a dust collection outer cover for a sample preparation crusher, and discloses a dust collection outer cover which is used for collecting dust generated by the sample preparation crusher in time through matching of a dust collection inner pad and a blocking sponge plate, so that the dust is prevented from diffusing to damage personnel. The dust collection device is characterized by comprising a dust collection pipe, a sample preparation pulverizer cover plate, a dust collection cover, a blocking sponge plate, a dust collection groove and a dust collection inner pad, the dust collection cover is arranged on one face of the sample preparation pulverizer cover plate, one end of the dust collection cover is connected with the sample preparation pulverizer cover plate, the dust collection cover is located below the sample preparation pulverizer cover plate, the dust collection cover is of a cylindrical structure, and the blocking sponge plate is arranged in the dust collection groove. The diameter of the dust collection cover is gradually increased from one end to two fifths of the position, is kept unchanged from two fifths of the position to three fifths of the position and is gradually increased from three fifths of the position to the other end, the dust collection inner pad is arranged in the dust collection cover, the dust collection inner pad is connected with the inner wall of the dust collection cover, and a plurality of groups of dust collection grooves are formed in the dust collection inner pad.

Description

Technical Field

[0001] The utility model discloses a dust collecting cover for a sample making pulverizer, relates to a dust collecting cover used on the sample making pulverizer, belongs to the technical field of sample making pulverizers, and particularly relates to a dust collecting cover with a double-layer structure, which can collect dust generated by the sample making pulverizer in time to prevent the dust from spreading and causing harm to personnel. Background Art

[0002] Sample preparation is a relatively tedious process in coal testing. Generally, a sample preparation crusher is used to crush the coal. The principle of the sample preparation crusher is to vibrate the crushing chamber on the workbench by vibrating the workbench. The impact blocks inside the crushing chamber continuously collide irregularly with the inner wall of the crushing chamber under the action of inertia, thereby crushing the coal blocks. In this process, the sample preparation crusher will generate a large amount of dust, which will float and diffuse into the air from the gaps in the crusher cover, causing damage to the health of the sample preparation personnel and affecting the laboratory environment. It takes a lot of time to clean up after sample preparation, which is time-consuming and laborious. Summary of the invention

[0003] In order to improve the above situation, the utility model provides a dust collection cover for a sample crusher, which collects the dust generated by the sample crusher in time through a dust collection inner pad and a sealing sponge plate, thereby preventing the dust from spreading and causing harm to personnel.

[0004] The utility model is a dust suction cover for a sample preparation pulverizer, which is realized as follows: the utility model is a dust suction cover for a sample preparation pulverizer, which is composed of a dust suction pipe, a sample preparation pulverizer cover, a dust suction cover, a sealing sponge plate, a dust suction groove and a dust suction inner pad.

[0005] The dust hood is placed on one side of the cover plate of the sample preparation pulverizer, and one end of the dust hood is connected to the cover plate of the sample preparation pulverizer.

[0006] Preferably, the dust hood is located below the cover plate of the sample preparation pulverizer, and the dust hood is a cylindrical structure. The diameter of the dust hood gradually increases from one end to two-fifths, remains unchanged from two-fifths to three-fifths, and gradually increases from three-fifths to the other end.

[0007] The dust collecting inner pad is placed in the dust collecting hood, and the dust collecting inner pad is connected to the inner wall of the dust collecting hood.

[0008] The dust suction inner pad is provided with a plurality of dust suction grooves, and a group of dust suction grooves is composed of a plurality of dust suction grooves.

[0009] Preferably, the plurality of groups of dust collection grooves are evenly spaced along the circumferential direction of the dust collection inner pad, and the plurality of dust collection grooves in the same group are evenly spaced along the center line direction of the dust collection inner pad.

[0010] Preferably, the dust suction groove is a wave-shaped structure, and the dust suction groove is close to the other end of the dust suction cover.

[0011] The sealing sponge plate is placed at the other end of the dust hood.

[0012] Preferably, the plugging sponge plate is a circular rectangular structure, and the plugging sponge plate is a wavy structure.

[0013] The dust suction pipe is placed on the other side of the cover plate of the sample preparation and pulverization machine, and the dust suction pipe passes through the cover plate of the sample preparation and pulverization machine and is connected with the dust suction cover;

[0014] Further, the dust suction groove is replaced by a dust suction hole, and the dust suction inner pad is provided with a plurality of groups of dust suction holes, a group of the dust suction holes is composed of a plurality of dust suction holes, the plurality of groups of dust suction holes are evenly distributed along the circumference of the dust suction inner pad, and the plurality of dust suction holes in the same group are evenly distributed along the center line direction of the dust suction inner pad, the dust suction holes are circular in structure, the dust suction holes are close to the other end of the dust suction cover, the dust suction inner pad is placed in the dust suction cover, and the dust suction inner pad is connected to the inner wall of the dust suction cover;

[0015] Further, the dust suction groove is replaced by a strip dust suction groove, and the dust suction inner pad is provided with a plurality of groups of strip dust suction grooves, one group of the strip dust suction grooves is composed of a plurality of strip dust suction grooves, and the plurality of groups of the strip dust suction grooves are evenly distributed along the circumference of the dust suction inner pad, and the plurality of the strip dust suction grooves in the same group are evenly distributed along the center line direction of the dust suction inner pad, the strip dust suction groove is a long strip structure, the strip dust suction groove is close to the other end of the dust suction hood, the dust suction inner pad is placed in the dust suction hood, and the dust suction inner pad is connected to the inner wall of the dust suction hood;

[0016] Furthermore, the dust suction groove is replaced by a cross-shaped dust suction groove, and a plurality of groups of cross-shaped dust suction grooves are opened on the dust suction inner pad, a group of the cross-shaped dust suction grooves is composed of a plurality of cross-shaped dust suction grooves, and the plurality of cross-shaped dust suction grooves are evenly distributed along the circumference of the dust suction inner pad, and the plurality of cross-shaped dust suction grooves in the same group are evenly distributed along the center line direction of the dust suction inner pad, the cross-shaped dust suction groove is a cross-shaped structure, the cross-shaped dust suction groove is close to the other end of the dust suction hood, the dust suction inner pad is placed in the dust suction hood, and the dust suction inner pad is connected to the inner wall of the dust suction hood. Beneficial Effects

[0017] The dust generated by the sample preparation crusher can be collected in time to prevent the dust from spreading and causing harm to personnel.

[0018] Simple structure, convenient and practical.

[0019] Low cost and easy to promote. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a three-dimensional structural diagram of a dust collecting cover for a sample preparation pulverizer according to the utility model;

[0021] Figure 2 This is a schematic structural diagram of a dust collecting cover for a sample preparation pulverizer according to the utility model;

[0022] Figure 3 This is a schematic structural diagram of a second embodiment of a dust collecting cover for a sample preparation pulverizer according to the utility model;

[0023] Figure 4 This is a schematic structural diagram of a third embodiment of a dust collecting cover for a sample preparation pulverizer according to the utility model;

[0024] Figure 5 It is a schematic structural diagram of Example 4 of a dust collecting cover for a sample preparation pulverizer according to the utility model.

[0025] Attached photos

[0026] The components include: a dust suction pipe 1, a flour mill cover plate 2, a dust suction hood 3, a sealing sponge plate 4, a dust suction groove 5, a dust suction inner pad 6, a dust suction hole 7, a strip dust suction groove 8, and a cross dust suction groove 9. DETAILED DESCRIPTION Example 1

[0027] The utility model is a dust suction cover for a sample crusher, which is realized as follows: it is composed of a dust suction pipe 1, a sample crusher cover, a dust suction cover 3, a blocking sponge plate 4, a dust suction groove 5 and a dust suction inner pad 6.

[0028] The dust hood 3 is placed on one side of the cover plate of the sample preparation and pulverization machine, and one end of the dust hood 3 is connected to the cover plate of the sample preparation and pulverization machine.

[0029] Preferably, the dust hood 3 is located below the cover plate of the sample preparation pulverizer, and the dust hood 3 is a cylindrical structure. The diameter of the dust hood 3 gradually increases from one end to two-fifths, remains unchanged from two-fifths to three-fifths, and gradually increases from three-fifths to the other end.

[0030] The dust collecting inner pad 6 is placed in the dust collecting hood 3, and the dust collecting inner pad 6 is connected to the inner wall of the dust collecting hood 3.

[0031] The dust collecting inner pad 6 is provided with a plurality of dust collecting grooves 5, and a group of dust collecting grooves 5 is composed of a plurality of dust collecting grooves 5.

[0032] Preferably, the plurality of groups of dust collecting grooves 5 are evenly spaced along the circumferential direction of the dust collecting inner pad 6, and the plurality of dust collecting grooves 5 in the same group are evenly spaced along the center line direction of the dust collecting inner pad 6.

[0033] Preferably, the dust suction groove 5 is a wave-shaped structure, and the dust suction groove 5 is close to the other end of the dust suction cover 3.

[0034] The sealing sponge plate 4 is placed at the other end of the dust cover 3.

[0035] Preferably, the plugging sponge plate 4 is a circular rectangular structure, and the plugging sponge plate 4 is a wavy structure.

[0036] The dust suction pipe 1 is placed on the other side of the cover plate of the sample preparation and pulverization machine, and the dust suction pipe 1 passes through the cover plate of the sample preparation and pulverization machine and is connected with the dust suction cover 3;

[0037] Preferably, the dust collecting inner pad 6 is made of sponge strips;

[0038] When in use, in the initial state, the dust suction pipe 1 is connected to the air pump, the cover of the sample preparation crusher is opened, the coal sample is placed in the sample preparation crushing chamber, and then the cover of the sample preparation crusher is closed. At the same time, the dust suction hood 3 covers the sample preparation crushing chamber, and the sealing sponge block and the inner wall of the sample preparation crusher are in contact and closed. In the process of crushing and preparing samples, the generated dust falls into the dust suction hood 3, and part of it falls into the dust suction groove 5 of the dust suction inner pad 6 for collection. At the same time, the air pump is started to suck out the remaining dust through the dust suction pipe 1 for collection. After the sample preparation is completed, the cover of the sample preparation crusher is opened again, and the dust suction hood 3 is opened together. At this time, part of the dust adsorbed in the dust suction hood 3 is adsorbed on the dust suction inner pad 6, and will not fall and spread at will to affect the air environment; Example 2

[0039] The difference between this embodiment and embodiment 1 is that: the dust suction groove 5 is replaced by a dust suction hole 7, and the dust suction inner pad 6 is provided with a plurality of groups of dust suction holes 7, and a group of the dust suction holes 7 is composed of a plurality of dust suction holes 7, and the plurality of groups of the dust suction holes 7 are evenly distributed along the circumference of the dust suction inner pad 6, and the plurality of the dust suction holes 7 in the same group are evenly distributed along the center line direction of the dust suction inner pad 6, and the dust suction holes 7 are circular in structure, and the dust suction holes 7 are close to the other end of the dust suction hood 3, and the dust suction inner pad 6 is placed in the dust suction hood 3, and the dust suction inner pad 6 is connected to the inner wall of the dust suction hood 3; when in use, the dust suction holes 7 can be more conducive to collecting part of the dust sucked into the dust suction hood 3, so as to prevent the dust in the dust suction hood 3 from flying and scattering when it is opened again; Example 3

[0040] The difference between this embodiment and embodiment 1 is that: the dust suction groove 5 is replaced by a strip dust suction groove 8, and the dust suction inner pad 6 is provided with a plurality of groups of strip dust suction grooves 8, and a group of the strip dust suction grooves 8 is composed of a plurality of strip dust suction grooves 8, and the plurality of groups of the strip dust suction grooves 8 are evenly distributed along the circumference of the dust suction inner pad 6, and the plurality of the strip dust suction grooves 8 in the same group are evenly distributed along the center line direction of the dust suction inner pad 6, and the strip dust suction groove 8 is a long strip structure, and the strip dust suction groove 8 is close to the other end of the dust suction hood 3, and the dust suction inner pad 6 is placed in the dust suction hood 3, and the dust suction inner pad 6 is connected to the inner wall of the dust suction hood 3; when in use, the strip dust suction groove 8 can be more conducive to collecting part of the dust sucked into the dust suction hood 3, so as to prevent the dust in the dust suction hood 3 from flying and scattering when it is opened again, thereby affecting the health of personnel; Example 4

[0041] The difference between this embodiment and embodiment 1 is that: the dust suction groove 5 is replaced by a cross-shaped dust suction groove 9, and the dust suction inner pad 6 is provided with a plurality of groups of cross-shaped dust suction grooves 9, and a group of the cross-shaped dust suction grooves 9 is composed of a plurality of cross-shaped dust suction grooves 9, and the plurality of groups of the cross-shaped dust suction grooves 9 are equidistantly distributed along the circumference of the dust suction inner pad 6, and a plurality of the cross-shaped dust suction grooves 9 in the same group are equidistantly distributed along the center line direction of the dust suction inner pad 6, and the cross-shaped dust suction groove 9 is a cross-shaped structure, and the cross-shaped dust suction groove 9 is close to the other end of the dust suction hood 3, and the dust suction inner pad 6 is placed in the dust suction hood 3, and the dust suction inner pad 6 is connected to the inner wall of the dust suction hood 3; when in use, the cross-shaped dust suction groove 9 can expand the adsorption area, which is more conducive to collecting part of the dust sucked into the dust suction hood 3, so as to prevent the dust in the dust suction hood 3 from flying and scattering when it is opened again, thereby affecting the air environment;

[0042] The dust hood 3 is a cylindrical structure, and the diameter of the dust hood 3 gradually increases from one end to two-fifths, remains unchanged from two-fifths to three-fifths, and gradually increases from three-fifths to the other end. The design enables the dust hood 3 to bend in a wave shape, which is more conducive to the sound reflection of the noise generated by the sample preparation and crushing, thereby reducing the working noise;

[0043] The dust collecting groove 5 is a wave-shaped structure. The design of the dust collecting groove 5 close to the other end of the dust collecting hood 3 can increase the adsorption area, collect part of the dust sucked into the dust collecting hood 3, and prevent the dust in the dust collecting hood 3 from flying and scattering when it is opened again, thereby affecting the health of personnel;

[0044] The sealing sponge plate 4 is a circular rectangular structure, and the sealing sponge plate 4 is a wave-shaped structure design, which can block the internal space of the crushing sample making machine, so that the generated dust can only enter the dust hood 3 for collection, preventing the dust from overflowing;

[0045] The dust collecting inner pad 6 cooperates with the sealing sponge plate 4 to collect the dust generated by the sample preparation crusher in time, thereby preventing the dust from spreading and causing harm to personnel.

[0046] It should be noted that, unless otherwise clearly specified and limited, the terms "placed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection method such as a folding connection, a rivet connection, a pin connection, a bonding connection and a welding connection, or a detachable connection method such as a threaded connection, a snap connection and a hinge connection, or an integral connection, or an electrical connection, or a direct connection, or an indirect connection through an intermediate medium, or the internal connection of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0047] It should be further pointed out that, when describing the above specific embodiments, for the sake of simplicity and clarity, only the differences between the above specific embodiments are described, but those skilled in the art should know that the above specific embodiments themselves are also independent technical solutions.

Claims

1. A dust collecting cover for a sample preparation pulverizer, characterized in that: The utility model is composed of a dust suction pipe, a sample crusher cover, a dust suction hood, a sealing sponge plate, a dust suction groove and a dust suction inner pad. The dust suction hood is placed on one side of the sample crusher cover, one end of the dust suction hood is connected to the sample crusher cover, the dust suction inner pad is placed in the dust suction hood, the dust suction inner pad is connected to the inner wall of the dust suction hood, a plurality of groups of dust suction grooves are opened on the dust suction inner pad, a group of dust suction grooves is composed of a plurality of dust suction grooves, the sealing sponge plate is placed on the other end of the dust suction hood, the dust suction pipe is placed on the other side of the sample crusher cover, and the dust suction pipe passes through the sample crusher cover and is connected with the dust suction hood.

2. A dust collecting cover for a sample preparation pulverizer according to claim 1, characterized in that The dust hood is located below the cover plate of the sample preparation pulverizer.

3. A dust collecting cover for a sample preparation pulverizer according to claim 2, characterized in that The diameter of the dust hood increases gradually from one end to two-fifths, remains unchanged from two-fifths to three-fifths, and gradually increases from three-fifths to the other end.

4. A dust collecting cover for a sample preparation pulverizer according to claim 1, characterized in that The plurality of groups of dust collection grooves are evenly distributed along the circumferential direction of the dust collection inner pad, and the plurality of dust collection grooves in the same group are evenly distributed along the center line direction of the dust collection inner pad.

5. A dust collecting cover for a sample preparation pulverizer according to claim 1, characterized in that The dust suction groove is a wave-shaped structure, and the dust suction groove is close to the other end of the dust suction cover.

6. A dust collecting cover for a sample preparation pulverizer according to claim 1, characterized in that The blocking sponge plate is an annular rectangular structure.

7. A dust collecting cover for a sample preparation pulverizer according to claim 6, characterized in that The blocking sponge plate has a wave-shaped structure.

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