Sample grinding device for chemical detection

Abstract

The utility model provides a sample grinding device for chemical detection. The sample grinding device comprises a grinding assembly, a filtering assembly and a main body assembly, the filtering assembly comprises a grinding barrel, a sliding groove, a sliding block, a feeding hopper, a sealing cover, an air cylinder and a filtering net plate. The outer side wall of the grinding barrel is provided with a feeding hopper, the outer side wall of the filter screen plate is installed on the inner side wall of the grinding barrel, the bottom of the sliding block is connected to the interior of the sliding groove in a sliding mode, and the outer side wall of the air cylinder is fixedly connected to one side of the feeding hopper. When feeding is needed, the air cylinder is controlled to stretch out to drive the sealing cover to move upwards, so that a worker can conduct feeding conveniently, when grinding is needed, the air cylinder is controlled to drive the sealing cover to move downwards, so that the sealing cover has the sealing effect on the feeding hopper, dust in the grinding barrel is prevented from seeping out of the feeding hopper during grinding operation, and the body health of the worker is guaranteed.

Description

Technical Field

[0001] The utility model relates to a grinding device, in particular to a sample grinding device used for chemical detection, belonging to the technical field of chemical detection. Background Art

[0002] Grinding is the finishing process (such as cutting) of the machined surface by using abrasive particles coated or pressed on the grinding tool through the relative movement of the grinding tool and the workpiece under a certain pressure. Grinding can be used to process various metal and non-metal chemical samples.

[0003] The Chinese patent publication (Announcement No.: CN215389661U) discloses a sample grinding device for chemical detection, which relates to the technical field of chemical detection devices, including a bottom plate, a support symmetrically fixedly connected to the bottom of the bottom plate, a storage cylinder fixedly connected to the bottom of the storage cylinder, a discharge valve fixedly connected to the bottom of the storage cylinder, a mounting plate symmetrically fixedly connected to the two sides of the bottom plate, a reagent cylinder movably connected to the top of the mounting plate, an infusion tube fixedly connected to the top of the reagent cylinder, and a pressing plate movably connected to one end of the infusion tube. The utility model puts the chemical detection sample into the filter plate surface inside the grinding cylinder through the lower hopper and the transmission port, and the sample is conveniently ground into powder through the connection of the first motor and the grinding disc, and the height of the moving plate is stably adjusted through the connection of the second motor, the gear and the rack, so that the height of the grinding disc is raised and lowered, so that the ground chemical sample is conveniently put into the filter plate surface at the bottom of the grinding disc, which is convenient for rapid material change and grinding, and improves work efficiency; in the actual use of the utility model, the dust generated by grinding will seep out from the transmission port, causing harm to the surrounding environment and staff, so a sample grinding device for chemical detection is proposed. Utility Model Content

[0004] In view of this, the utility model provides a sample grinding device for chemical testing to solve or alleviate the technical problems existing in the prior art and at least provide a beneficial choice.

[0005] The technical solution of the utility model is implemented as follows: a sample grinding device for chemical testing, comprising a grinding component, a filtering component and a main body component;

[0006] The filtering assembly comprises a grinding barrel, a chute, a slider, a feed hopper, a sealing cover, a cylinder and a filter screen plate;

[0007] A feed hopper is installed on the outer wall of the grinding barrel, the outer wall of the filter plate is installed on the inner wall of the grinding barrel, a slide groove is opened on the outer wall of the grinding barrel, the bottom of the slider is slidably connected to the inside of the slide groove, the outer wall of the cylinder is fixedly connected to one side of the feed hopper, the piston rod of the cylinder is fixedly connected to the bottom of the sealing cover, and the size of the sealing cover and the feed hopper are adapted to each other.

[0008] Further preferably, the grinding assembly includes a top cover, a first drive motor, a screw, a rod body, a movable plate, a second drive motor, a rotating shaft and a grinding wheel; the bottom of the top cover is fixedly connected to the top of the grinding barrel, the outer side wall of the first drive motor is fixedly connected to the top of the top cover, the output shaft of the first drive motor is fixedly connected to one end of the screw, and the outer side wall of the screw is threadedly connected to the inside of the movable plate.

[0009] Further preferably, the outer side wall of the rod body is slidably connected to the inside of the movable plate, one end of the rod body is fixedly connected to the top of the top cover, and the outer side wall of the second drive motor is fixedly connected to the bottom of the movable plate.

[0010] Further preferably, the output shaft of the second drive motor is fixedly connected to one end of the rotating shaft, the other end of the rotating shaft passes through the interior of the top cover, the outer side wall of the rotating shaft is slidably connected to the interior of the top cover, and a grinding wheel is installed at the other end of the rotating shaft.

[0011] Further preferably, the main body component includes a base plate, a storage bin, a support rod, a discharge port and a discharge valve; the inner wall of the base plate is fixedly connected to the outer wall of the grinding barrel, and the four bottom corners of the base plate are respectively fixedly connected to one end of the support rod.

[0012] Further preferably, the top of the material storage bin is fixedly connected to the bottom of the grinding barrel, the bottom of the material storage bin is provided with a discharge port, and the outer side wall of the discharge port is provided with a discharge valve.

[0013] The embodiment of the utility model has the following advantages due to the adoption of the above technical solution:

[0014] The utility model drives the sealing cover to move by controlling the extension and retraction of the air cylinder. When feeding is required, the air cylinder is controlled to extend to drive the sealing cover to move upward, thereby facilitating the staff to feed the materials. When grinding is required, the sealing cover is driven downward by the air cylinder, so that the sealing cover seals the feed hopper, preventing dust in the grinding barrel from seeping out of the feed hopper during the grinding operation, thereby ensuring the health of the staff.

[0015] The above summary is for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features of the utility model will be readily apparent by reference to the accompanying drawings and the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 This is a bottom view of the structure of the utility model;

[0018] Figure 2 It is a side view structural diagram of the utility model;

[0019] Figure 3 This is the internal structure diagram of the grinding barrel of the utility model;

[0020] Figure 4 This is a partially enlarged structural diagram of the feed hopper of the utility model.

[0021] Figure numerals: 101, grinding assembly; 10, top cover; 11, first drive motor; 12, screw rod; 13, rod body; 14, movable plate; 15, second drive motor; 16, rotating shaft; 17, grinding wheel; 201, filter assembly; 20, grinding barrel; 21, slide groove; 22, slider; 23, feed hopper; 24, sealing cover; 25, cylinder; 26, filter screen; 301, main body assembly; 30, bottom plate; 31, storage bin; 32, support rod; 33, discharge port; 34, discharge valve. DETAILED DESCRIPTION

[0022] In the following, only some exemplary embodiments are briefly described. As those skilled in the art will appreciate, the described embodiments may be modified in various ways without departing from the spirit or scope of the present invention. Therefore, the drawings and descriptions are considered to be exemplary and non-restrictive in nature.

[0023] The embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

[0024] like Figure 1 As shown in FIG. 4 , the embodiment of the utility model provides a sample grinding device for chemical testing, including a grinding component 101, a filtering component 201 and a main body component 301;

[0025] The filter assembly 201 includes a grinding barrel 20, a chute 21, a slider 22, a feed hopper 23, a sealing cover 24, a cylinder 25 and a filter screen 26;

[0026] A feed hopper 23 is installed on the outer wall of the grinding barrel 20, and the outer wall of the filter plate 26 is installed on the inner wall of the grinding barrel 20. A slide groove 21 is opened on the outer wall of the grinding barrel 20, and the bottom of the slider 22 is slidably connected to the inside of the slide groove 21. The outer wall of the cylinder 25 is fixedly connected to one side of the feed hopper 23, and the piston rod of the cylinder 25 is fixedly connected to the bottom of the sealing cover 24. The size of the sealing cover 24 and the feed hopper 23 are adapted to each other.

[0027] In one embodiment, the grinding assembly 101 includes a top cover 10, a first drive motor 11, a screw 12, a rod body 13, a movable plate 14, a second drive motor 15, a rotating shaft 16 and a grinding wheel 17; the bottom of the top cover 10 is fixedly connected to the top of the grinding barrel 20, the outer side wall of the first drive motor 11 is fixedly connected to the top of the top cover 10, the output shaft of the first drive motor 11 is fixedly connected to one end of the screw 12, and the outer side wall of the screw 12 is threadedly connected to the inside of the movable plate 14. The setting of the grinding barrel 20 fixes the top cover 10, and the setting of the top cover 10 fixes the first drive motor 11 and the rod body 13.

[0028] In one embodiment, the outer wall of the rod body 13 is slidably connected to the inside of the movable plate 14, one end of the rod body 13 is fixedly connected to the top of the top cover 10, and the outer wall of the second drive motor 15 is fixedly connected to the bottom of the movable plate 14. Through the setting of the movable plate 14, the second drive motor 15 is fixed.

[0029] In one embodiment, the output shaft of the second drive motor 15 is fixedly connected to one end of the rotating shaft 16, the other end of the rotating shaft 16 passes through the interior of the top cover 10, the outer wall of the rotating shaft 16 is slidably connected to the interior of the top cover 10, and a grinding wheel 17 is installed at the other end of the rotating shaft 16. By controlling the first drive motor 11 to drive the screw rod 12 to rotate, the movable plate 14 can move up and down, thereby adjusting the height of the grinding wheel 17.

[0030] In one embodiment, the main body component 301 includes a base plate 30, a storage bin 31, a support rod 32, a discharge port 33 and a discharge valve 34; the inner wall of the base plate 30 is fixedly connected to the outer wall of the grinding barrel 20, and the four bottom corners of the base plate 30 are respectively fixedly connected to one end of the support rod 32. Through the setting of the base plate 30, the grinding barrel 20 is fixed, and through the setting of the support rod 32, the base plate 30 is supported.

[0031] In one embodiment, the top of the material storage bin 31 is fixedly connected to the bottom of the grinding barrel 20, a discharge port 33 is installed at the bottom of the material storage bin 31, and a discharge valve 34 is installed on the outer wall of the discharge port 33. By setting the discharge port 33 at the bottom of the material storage bin 31 and the discharge valve 34 on the outer wall of the discharge port 33, it is more convenient for the staff to take out the materials and the amount of materials to be taken.

[0032] When the utility model is working: by controlling the cylinder 25 to drive the sealing cover 24 to move up, the staff will put the chemical sample to be ground into the grinding barrel 20 through the feed hopper 23. After the putting is completed, the sealing cover 24 is driven downward by the cylinder 25 to make the sealing cover 24 seal the feed hopper 23 to prevent the dust in the grinding barrel 20 from seeping out from the feed hopper 23 during grinding, thereby ensuring the health of the staff. By controlling the first drive motor 11 to drive the screw rod 12 to rotate, the movable plate 14 drives the second drive motor 15 to move, so that the height of the grinding wheel 17 can be adjusted according to the amount of chemical samples. The ground chemical samples are filtered into the storage bin 31 through the filter screen 26, and the staff can conveniently take out the ground chemical samples through the discharge port 33.

[0033] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of various changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A sample grinding device for chemical testing, characterized in that: It comprises a grinding component (101), a filtering component (201) and a main body component (301); The filtering assembly (201) comprises a grinding barrel (20), a chute (21), a slider (22), a feed hopper (23), a sealing cover (24), a cylinder (25) and a filtering screen plate (26); A feed hopper (23) is installed on the outer wall of the grinding barrel (20), the outer wall of the filter screen (26) is installed on the inner wall of the grinding barrel (20), a slide groove (21) is opened on the outer wall of the grinding barrel (20), the bottom of the slider (22) is slidably connected to the inside of the slide groove (21), the outer wall of the cylinder (25) is fixedly connected to one side of the feed hopper (23), the piston rod of the cylinder (25) is fixedly connected to the bottom of the sealing cover (24), and the size of the sealing cover (24) and the feed hopper (23) are adapted to each other.

2. A sample grinding device for chemical testing according to claim 1, characterized in that: The grinding assembly (101) comprises a top cover (10), a first drive motor (11), a screw (12), a rod body (13), a movable plate (14), a second drive motor (15), a rotating shaft (16) and a grinding wheel (17); the bottom of the top cover (10) is fixedly connected to the top of the grinding barrel (20), the outer side wall of the first drive motor (11) is fixedly connected to the top of the top cover (10), the output shaft of the first drive motor (11) is fixedly connected to one end of the screw (12), and the outer side wall of the screw (12) is threadedly connected to the inside of the movable plate (14).

3. A sample grinding device for chemical testing according to claim 2, characterized in that: The outer wall of the rod body (13) is slidably connected to the inside of the movable plate (14), one end of the rod body (13) is fixedly connected to the top of the top cover (10), and the outer wall of the second drive motor (15) is fixedly connected to the bottom of the movable plate (14).

4. A sample grinding device for chemical testing according to claim 3, characterized in that: The output shaft of the second driving motor (15) is fixedly connected to one end of the rotating shaft (16), the other end of the rotating shaft (16) passes through the interior of the top cover (10), the outer side wall of the rotating shaft (16) is slidably connected to the interior of the top cover (10), and the other end of the rotating shaft (16) is installed with a grinding wheel (17).

5. A sample grinding device for chemical testing according to claim 1, characterized in that: The main body component (301) comprises a base plate (30), a material storage bin (31), a support rod (32), a discharge port (33) and a discharge valve (34); the inner wall of the base plate (30) is fixedly connected to the outer wall of the grinding barrel (20), and the four bottom corners of the base plate (30) are respectively fixedly connected to one end of the support rod (32).

6. A sample grinding device for chemical testing according to claim 5, characterized in that: The top of the material storage bin (31) is fixedly connected to the bottom of the grinding barrel (20), the bottom of the material storage bin (31) is provided with a discharge port (33), and the outer side wall of the discharge port (33) is provided with a discharge valve (34).

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