CN214439527U

CN214439527U - Particle grinding device for chemistry experiments

Info

Publication number: CN214439527U
Application number: CN202023267071.8U
Authority: CN
Inventors: 牛文杲; 张斌杰; 苏萍
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-10-22
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses a granule grinder for chemistry experiments belongs to chemistry experiment technical field. The utility model provides a granule grinder for chemistry experiments, includes the base, base right side top surface is seted up flutedly, the recess left end is equipped with the receiver, the pillar has set firmly in the recess left side, the welding of pillar middle part has the spacing collar, be equipped with grinding assembly in the spacing collar, bilateral symmetry welding has two bracing pieces around the spacing collar bottom surface, pillar left side upper end is equipped with the motor, pillar upper portion runs through and is equipped with the pivot, the pivot left end run through pillar right wall and with the coaxial fixed connection of motor, pivot right-hand member cover is equipped with bevel gear A. The utility model is simple in operation, the manual work of grinding of having saved the experimenter promptly can increase the precision that the experiment particulate matter ground again, and one stroke is two must, great improvement work efficiency.

Description

Particle grinding device for chemistry experiments

Technical Field

The utility model relates to a chemistry experiment technical field, more specifically say, relate to a granule grinder for chemistry experiments.

Background

Chemistry is a closely related discipline to experiments in which it is sometimes necessary to process reaction materials, for example, to increase the dissolution rate or reaction rate, large particles of solid materials are prepared into smaller particles of powdered materials, and the materials to be ground are typically placed in a mortar and then ground using a mortar and pestle associated with the mortar.

Through the retrieval, patent No. CN210171626U discloses a granule grinder for chemistry experiments, and this utility model can carry out pressure adjustment to the grinding miller of bottom through rotatory locking piece to replaced and used the manpower to grind the raw materials, during the use, only need hold the handle, make a round trip to promote the grinding miller and can grind the raw materials, alleviateed work load.

Although the existing device can grind the work in a labor-saving manner, the wrist is still sore due to continuous back and forth pushing and grinding, the problem that manual grinding is time-consuming and labor-consuming and is easy to lead to insufficient grinding when hard particles are encountered is solved, the whole experimental result is finally influenced, and therefore the particle grinding device for the chemical laboratory is provided.

In view of this, we propose a particle grinder for chemical experiments.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide a particle grinder for chemistry experiments to solve the problem that proposes in the above-mentioned background art.

2. Technical scheme

The utility model provides a granule grinder for chemistry experiments, includes the base, base right side top surface is seted up flutedly, the recess left end is equipped with the receiver, the pillar has set firmly in the recess left side, the welding of pillar middle part has the spacing collar, be equipped with grinding assembly in the spacing collar, bilateral symmetry welding has two bracing pieces around the spacing collar bottom surface, pillar left side upper end is equipped with the motor, pillar upper portion runs through and is equipped with the pivot, the pivot left end run through pillar right wall and with the coaxial fixed connection of motor, pivot right-hand member cover is equipped with bevel gear A.

Preferably, the groove is in sliding fit with the storage box.

Preferably, grinding component includes the cylinder shell, the ring channel has been seted up in cylinder shell outer wall middle part, the ring channel rotates with the spacing collar and is connected.

Preferably, a feeding opening is formed in the front side of the cylindrical shell, a sliding plate is fixedly arranged in the feeding opening through a torsion spring, the sliding plate is of a U-shaped structure with an inward concave surface, the front ends of the edges of two sides of the sliding plate are rounded corners, a bevel gear B is welded on the top surface of the cylindrical shell, a grinding cavity is formed in the hollow part of the cylindrical shell, a plurality of grinding teeth are uniformly formed in the inner wall of the grinding cavity, and a discharging opening is formed in the bottom surface of the grinding cavity.

Preferably, the grinding cavity is internally provided with an axis in a penetrating manner, the upper end of the axis penetrates through the middle of a bevel gear B to extend to the upper part of the axis and is sleeved with a bevel gear C, the middle of the axis is provided with a plurality of grinding wheels in a linear equidistant manner, the diameters of the grinding wheels are sequentially increased from top to bottom, and grinding teeth on the two adjacent grinding wheels are staggered.

Preferably, a bearing seat is coaxially arranged inside the discharge port, the lower end of the shaft center is inserted into the bearing seat, a plurality of connecting rods are welded on the outer side of the bearing seat at equal intervals in an annular mode, and the outer ends of the connecting rods are tightly welded with the inner wall of the discharge port.

Preferably, the upper end of the bevel gear A is in meshed connection with the bevel gear C, and the lower end of the bevel gear A is in meshed connection with the bevel gear B.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses utilize the motor to drive bevel gear A and rotate and can make and be reverse rotation motion rather than engaged bevel gear B and bevel gear C to drive grinding miller and cylinder shell with this and be reverse motion, such mode can carry out abundant grinding with the experimental particulate matter that drops into it, need not manpower operation labour saving and time saving promptly, thereby can obtain more careful powder again and improve the experimental quality, once two must.

2. The utility model discloses pan feeding mouth department is connected with the slide through torque spring, lifts the slide along the torque spring direction and can inwards drop into the experiment particulate matter when dropping into the grinding thing in needs to the device, drops into and releases the slide after finishing and makes it retract in the pan feeding mouth under torque spring's effect in, can begin to grind simple structure, convenient operation to the experiment particulate matter with the motor.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the structure of the utility model for opening the filling opening;

FIG. 3 is a schematic cross-sectional view of the grinding assembly of the present invention;

fig. 4 is a schematic view of the exploded structure of the grinding assembly of the present invention.

The reference numbers in the figures illustrate: 1. a base; 101. a groove; 2. a storage box; 3. a pillar; 4. a limiting ring; 401. a support bar; 5. a grinding assembly; 6. an electric motor; 7. a rotating shaft; 8. a bevel gear A; 9. a housing; 901. an annular groove; 902. a grinding chamber; 903. grinding the teeth; 10. a feeding port; 1001. a slide plate; 11. a bevel gear B; 12. a discharge port; 13. an axis; 14. a bevel gear C; 15. a grinding wheel; 16. a bearing seat; 1601. a connecting rod.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a granule grinder for chemistry experiments, includes base 1, recess 101 has been seted up to 1 right side top surface of base, recess 101 left end is equipped with receiver 2, recess 101 left side has set firmly

pillar

3, 3 bottom surfaces of pillar and the inseparable welding of base 1, the welding of 3 middle parts of pillar has spacing collar 4, be equipped with grinding assembly 5 in the spacing collar 4, bilateral symmetry welding has two bracing pieces 401 around the 4 bottom surfaces of spacing collar, bracing piece 401 lower extreme and the 1 top surface of base are for the inseparable welding in position of recess 101 both sides, 3 left sides upper ends of pillar are equipped with

motor

6, 3 upper portions of pillar run through and are equipped with

pivot

7, 7 left ends of pivot run through pillar 3 right walls and with the coaxial fixed connection of

motor

6, 7 right-hand members of pivot are equipped with bevel gear A8.

Specifically, recess 101 and receiver 2 sliding fit, accessible recess 101 restriction receiver 2's position guarantees that it is under grinding component 5.

Further, grinding component 5 includes cylindrical shell 9, ring channel 901 has been seted up in cylindrical shell 9 outer wall middle part, ring channel 901 rotates with spacing collar 4 and is connected, and cylindrical shell 9 can freely rotate in spacing collar 4.

Furthermore, a feeding port 10 is formed in the front side of the cylindrical shell 9, a sliding plate 1001 is fixedly arranged in the feeding port 10 through a torsion spring, the sliding plate 1001 is of a U-shaped structure with an inward concave surface, the front ends of two side edges of the sliding plate 1001 are rounded corners, a bevel gear B11 is welded on the top surface of the cylindrical shell 9, a grinding cavity 902 is formed in the cylindrical shell 9 in a hollow mode, a plurality of grinding teeth 903 are uniformly formed in the inner wall of the grinding cavity 902, a discharging port 12 is formed in the bottom surface of the grinding cavity 902, experimental particles to be ground can be thrown in through the sliding plate 1001 at the feeding port 10, and the experimental particles fall out through the discharging port 12 after a grinding process in the grinding cavity 902.

Still further, the grinding cavity 902 is internally provided with an axle center 13 in a penetrating manner, the upper end of the axle center 13 penetrates through the middle part of the bevel gear B11 to extend to the upper part and is sleeved with the bevel gear C14, the middle part of the axle center 13 is sleeved with a plurality of grinding wheels 15 at equal intervals in a linear manner, the diameters of the grinding wheels 15 are sequentially increased from top to bottom, grinding teeth on the two adjacent grinding wheels 15 are staggered with each other, and the experimental particles can be ground and ground in a fully careful manner under the matching of the grinding wheels 15 and the grinding teeth 903, so that the labor of experimenters is saved, and the grinding precision of the experimental particles is increased.

It is worth introducing, the inside coaxial bearing frame 16 that is equipped with of discharge gate 12, axle center 13 lower extreme is inserted and is located in bearing frame 16, the bearing frame 16 outside is the welding of annular equidistant a plurality of connecting rods 1601, the outside end of connecting rod 1601 closely welds with discharge gate 12 inner wall, and bearing frame 16 is used for supporting the axle center and can not be by the landing below.

It is worth to be noted that the upper end of the bevel gear A8 is in meshed connection with the bevel gear C14, the lower end of the bevel gear A8 is in meshed connection with the bevel gear B11, the bevel gear A8 is driven to rotate by the motor 6, and the bevel gear B11 and the bevel gear C14 which are meshed with the bevel gear A8 make opposite self-rotation motions along with the transmission of the bevel gear A8 and drive the shaft center 13 and the cylindrical shell 9 to make opposite self-rotation motions at the same time.

The working principle is as follows: the storage box 2 is pushed to the position right below the discharge port 12 of the grinding component 5 along the groove 101, then the sliding plate 1001 at the material inlet 10 is lifted along the direction of the torsion spring, experimental particles are put into the grinding cavity 902 through the sliding plate 1001, after the putting is finished, the hand pressing the sliding plate 1001 can be released to retract into the material inlet 10 under the action of the torsion spring, at this time, the motor 6 can be used for driving the rotating shaft 7 to rotate, the bevel gear A8 sleeved at the right end of the rotating shaft 7 also starts to rotate, the bevel gear B11 and the bevel gear C14 meshed with the bevel gear A8 do reverse self-rotation motion along with the transmission of the bevel gear A8, and the shaft center 13 and the cylindrical shell 9 are driven to do reverse self-rotation motion simultaneously, meanwhile, the experimental particles in the grinding cavity 902 are crushed by the grinding wheel 15 and the grinding teeth 903 on the inner wall of the grinding cavity under the opposite rotation of the two, and are ground into powder along with the increase of the diameter of the grinding wheel 15 from top to bottom, after the experiment particulate matter grinds via all grinding miller 15, alright obtain careful grinding powder, these powders just can fall out grinder 5 via the gap between connecting rod 1601 of discharge gate 12 to fall in receiver 2, finally, treat that grinding work accomplishes the back, the experimenter only need with receiver 2 by taking out in recess 101 take away can, convenient and fast.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a granule grinder for chemistry experiments, includes base (1), its characterized in that: base (1) right side top surface is seted up flutedly (101), recess (101) left end is equipped with receiver (2), recess (101) left side has set firmly pillar (3), pillar (3) middle part welding has spacing collar (4), be equipped with grinding assembly (5) in spacing collar (4), bilateral symmetry welding has two bracing pieces (401) around spacing collar (4) bottom surface, pillar (3) left side upper end is equipped with motor (6), pillar (3) upper portion is run through and is equipped with pivot (7), pivot (7) left end run through pillar (3) right side wall and with motor (6) coaxial fixed connection, pivot (7) right-hand member cover is equipped with bevel gear A (8).

2. A chemical experimental grain grinder assembly as set forth in claim 1, wherein: recess (101) and receiver (2) sliding fit.

3. A chemical experimental grain grinder assembly as set forth in claim 1, wherein: the grinding assembly (5) comprises a cylindrical shell (9), an annular groove (901) is formed in the middle of the outer wall of the cylindrical shell (9), and the annular groove (901) is rotatably connected with the limiting ring (4).

4. A chemical experimental grain milling apparatus as set forth in claim 3, wherein: cylindrical shell (9) front side is opened and is equipped with pan feeding mouth (10), slide (1001) have set firmly through torsion spring in pan feeding mouth (10), slide (1001) are the inward U type structure of concave surface, just slide (1001) both sides border front end is the fillet, cylindrical shell (9) top surface welding has bevel gear B (11), the inside cavity of cylindrical shell (9) forms grinding chamber (902), grinding chamber (902) inner wall has evenly seted up a plurality of grinding teeth (903), grinding chamber (902) bottom surface has seted up discharge gate (12).

5. A chemical experimental grain grinder assembly according to claim 4, wherein: grind chamber (902) inside and run through and be equipped with axle center (13), bevel gear B (11) middle part is passed to axle center (13) upper end and is extended to upper portion and cup jointed bevel gear C (14), axle center (13) middle part is linear equidistant cover and is equipped with a plurality of grinding miller (15), and is a plurality of grinding miller (15) from top to bottom diameter increases in proper order, adjacent two grinding tooth on grinding miller (15) is crisscross each other.

6. A chemical experimental grain grinder assembly according to claim 5, wherein: discharge gate (12) inside coaxial bearing frame (16) that is equipped with, axle center (13) lower extreme is inserted and is located in bearing frame (16), the bearing frame (16) outside is the welding of annular equidistant a plurality of connecting rods (1601), the outside end of connecting rod (1601) closely welds with discharge gate (12) inner wall.

7. A chemical experimental grain grinder assembly according to claim 5, wherein: the upper end of the bevel gear A (8) is in meshed connection with the bevel gear C (14), and the lower end of the bevel gear A (8) is in meshed connection with the bevel gear B (11).