CN203710939U - Dustproof and variable speed pedaling type laboratory material agitator - Google Patents

Abstract

The utility model relates to a dust-proof and variable-speed foot-operated laboratory material agitator, which includes a sealed charging box, a stirring device arranged in the charging box, and a driving mechanism for providing power for the stirring device. transmission mechanism; the stirring device includes a rotating shaft and stirring blades fixedly connected to the rotating shaft, the rotating shaft is supported in the charging box by bearings, and the bottom end of the rotating shaft extends to the outside of the charging box to connect with the transmission mechanism, the agitator adopts a full The closed container avoids dust flying during the mixing process of materials; and its power structure adopts pedal type, which can easily adjust the mixing speed, save time and effort, and improve the uniformity of mixing.

Description

Dust-proof variable-speed foot-operated laboratory material agitator

technical field

The utility model relates to a material stirrer used in a laboratory, in particular to a foot-stepped laboratory material stirrer with dust resistance and variable speed.

Background technique

At present, laboratory ingredients are mainly artificial ingredients, which is time-consuming and labor-intensive, and it is easy to inhale dust into the nasal cavity during stirring, which will affect human health; most of the existing agitators are open, and it is easy to cause dust when stirring, which affects the experimental environment. .

Utility model content

In order to solve the above problems, the utility model proposes a dust-proof and variable-speed foot-operated laboratory material agitator, which adopts a fully enclosed container to avoid dust flying during the material mixing process; and its power structure adopts foot-operated , It is convenient to adjust the stirring speed, saving time and effort, and improving the uniformity of stirring.

The technical solution adopted by the utility model to solve the technical problem is: a dust-proof and variable-speed foot-operated laboratory material agitator, including a sealing charging box, and a stirring device arranged in the charging box, And a driving mechanism and a transmission mechanism that provide power for the stirring device; the stirring device includes a rotating shaft and a stirring blade fixedly connected to the rotating shaft, the rotating shaft is supported by a bearing in the charging box, and the bottom end of the rotating shaft extends to the outside of the charging box Connect with the transmission mechanism.

The driving mechanism is a flywheel with a crank and pedals, and the flywheel is connected by a chain and a transmission mechanism to speed up transmission.

The transmission mechanism includes a spur gear five mounted on the bottom end of the rotating shaft of the stirring device, and a transition gear set capable of transmitting the power of the driving mechanism to the rotating shaft; the transition gear set is at least three, and the transition gear set one includes a coaxial connection Spur gear 1 and spur gear 2, transition gear set 2 includes spur gear 3 and bevel gear 1 coaxially connected, transition gear set 3 includes spur gear 4 and bevel gear 2 coaxially connected; wherein spur gear 1 is composed of chain and bevel gear The flywheel is connected, the second spur gear is meshed with the third spur gear, the first bevel gear is meshed with the second bevel gear, and the fourth spur gear is meshed with the fifth spur gear.

A gear chamber is arranged at the bottom of the charging box, and a transmission mechanism is arranged in the gear chamber, and the central shafts of each transitional gear set are connected with the gear chamber by bearing shafts.

The top of the charging box is provided with a material inlet, and one side of the charging box is provided with a material outlet, and both the material inlet and the material outlet are provided with sealed doors.

The beneficial effects of the utility model are: a dust-proof variable-speed foot-operated laboratory material stirrer, which adopts a fully enclosed container to avoid dust flying during the material stirring process; and its power structure adopts a foot-operated type, which can It is convenient to adjust the stirring speed, saving time and effort, and improving the uniformity of stirring.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Accompanying drawing 1 is the structure diagram of a kind of dust-proof and variable-speed foot-operated laboratory material stirrer.

Accompanying drawing 2 is the connection structure diagram of transmission mechanism and drive mechanism of the present utility model.

In the figure, 1. charging box, 2. stirring device, 2-1. rotating shaft, 2-2. stirring blade, 3. transmission mechanism, 3-1. spur gear one, 3-2. spur gear two, 3- 3. Spur gear three, 3-4. Bevel gear one, 3-5. Bevel gear two, 3-6. Spur gear four, 3-7. Spur gear five, 4. Drive mechanism.

Detailed ways

In the accompanying drawings, a foot-operated laboratory material stirrer with dust-proof variable speed includes a sealing charging box 1, also includes a stirring device 2 located in the charging box 1, and provides a stirring device 2 A driving mechanism 4 and a transmission mechanism 3 of power; the stirring device 2 includes a rotating shaft and a stirring blade 2-2 fixedly connected to the rotating shaft 2-1, the rotating shaft 2-1 is supported in the charging box 1 by a bearing, and the rotating shaft 2 The bottom end of -1 extends to the outside of the charging box 1 and is connected with the transmission mechanism 3 .

Described driving mechanism 4 is a flywheel with crank and pedal, and flywheel is connected with transmission mechanism 3 speed-up transmission by chain.

Described transmission mechanism 3 comprises the spur gear five 3-7 that is installed in the bottom end of rotating shaft 2-1 of stirring device 2, and the transition gear set that can transmit the power of driving mechanism 3 to rotating shaft 2-1; Said transition gear set is at least Set three, the transition gear set one includes coaxially connected spur gear one 3-1 and spur gear two 3-2, the transition gear set two includes coaxially connected spur gear three 3-3 and bevel gear one 3-4, Transition gear set three includes coaxially connected spur gear four 3-6 and bevel gear two 3-5; wherein spur gear one 3-1 is connected with a flywheel by a chain, and spur gear two 3-2 meshes with spur gear three 3-3 Connection, bevel gear one 3-4 and bevel gear two 3-5 meshing connection, spur gear four 3-6 and spur gear five 3-7 meshing connection.

The bottom of the charging box 1 is provided with a gear chamber, and the transmission mechanism 3 is located in the gear chamber, and the central axis of each transition gear set is connected with the gear chamber by a bearing shaft.

The top of the charging box 1 is provided with a material inlet, and one side of the charging box 1 is provided with a material outlet, and both the material inlet and the material outlet are provided with sealed doors.

When in use, put the experimental materials into the charging box 1, and close the sealed door of the feeding port; the operator sits on the stool, and steps on the pedal with both feet to rotate the flywheel so as to drive the stirring device 2 to rotate. The materials in box 1 are stirred, which saves time and effort, and the stirring speed can be controlled by yourself; after the stirring is completed, open the sealed door of the discharge port and take out the materials.

Claims (5)

1. the pedal lab material agitator of a dust protection variable-ratio, comprise the charging box (1) that can seal, it is characterized in that, also comprise the agitating device (2) of being located in charging box (1), and be driving mechanism (4) and transmission mechanism (3) that agitating device (2) provides power; Described agitating device (2) comprises rotating shaft and is fixedly connected on the stirring vane (2-2) in rotating shaft (2-1), rotating shaft (2-1) is supported in charging box (1) by bearing, and the bottom of rotating shaft (2-1) extends to, and charging box (1) is outside to be connected with transmission mechanism (3).

2. the pedal lab material agitator of a kind of dust protection variable-ratio according to claim 1, is characterized in that, described driving mechanism (4) be one with the flywheel of crank and pedal, flywheel is driven up and is connected with transmission mechanism (3) by chain.

3. the pedal lab material agitator of a kind of dust protection variable-ratio according to claim 1, it is characterized in that, described transmission mechanism (3) comprises the spur gear five (3-7) of rotating shaft (2-1) bottom that is installed on agitating device (2), and can be by the transmission of power of driving mechanism (3) the transition gear group to rotating shaft (2-1); Described transition gear group at least arranges three, transition gear group one comprises spur gear one (3-1) and the spur gear two (3-2) of coaxial connection, transition gear group two comprises spur gear three (3-3) and the bevel gear one (3-4) of coaxial connection, and transition gear group three comprises spur gear four (3-6) and the bevel gear two (3-5) of coaxial connection; Wherein spur gear one (3-1) is connected with flywheel by chain, spur gear two (3-2) is connected with a joggle with spur gear three (3-3), bevel gear one (3-4) and bevel gear two (3-5) are connected with a joggle, and spur gear four (3-6) is connected with a joggle with spur gear five (3-7).

4. the pedal lab material agitator of a kind of dust protection variable-ratio according to claim 1, it is characterized in that, the bottom of described charging box (1) arranges gear chamber, and transmission mechanism (3) is located in gear chamber, and the axis of each transition gear group is connected with gear chamber by holding axle.

5. the pedal lab material agitator of a kind of dust protection variable-ratio according to claim 1, it is characterized in that, described charging box (1) top is provided with feeding mouth, and a side of charging box (1) is provided with discharging opening, and described feeding mouth and discharging opening are equipped with hermatic door.