CN213854109U

CN213854109U - Laboratory electric stirrer

Info

Publication number: CN213854109U
Application number: CN202022670307.6U
Authority: CN
Inventors: 段英晓; 段贵帅; 李佳青
Original assignee: Weihai Rongxin Petrochemical Equipment Co ltd
Current assignee: Weihai Rongxin Petrochemical Equipment Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-08-03
Anticipated expiration: 2030-11-18

Abstract

The utility model discloses a laboratory electric stirrer, the on-line screen storage device comprises a base, the upper end welding of base has the vertical board that two symmetries set up, two the lateral wall sliding connection that vertical board is close to mutually has the backup pad, the upper end welding of backup pad has the motor, the main shaft of motor runs through the backup pad and welds the pivot, the circumference lateral wall welding of pivot has a plurality of commentaries on classics leaf and rectangular block, two the vertical groove has all been seted up to the lateral wall that vertical board is close to mutually, two the inside in vertical groove is provided with the mobile device jointly, the inside extension device that is provided with of rectangular block. In this device, utilize lead screw and guide bar combined action for when rotating the lead screw, the backup pad can the steady movement, thereby can drive the pivot and remove, can realize then the adjustment of the position of commentaries on classics leaf and rectangular block, thereby can realize the adjustment to the stirring region, thereby can be adapted to not co-altitude stirring region, can effectively increase electric mixer's suitability.

Description

Laboratory electric stirrer

Technical Field

The utility model relates to a agitator technical field especially relates to a laboratory electric stirrer.

Background

The stirrer is a device which forces the liquid and gas media to convect and mix evenly, while the electric stirrer is suitable for the experimental fields of biology, physics and chemistry, cosmetics, health products, food, reagents and the like, and is one of the experimental equipments for mixing and stirring the liquid;

and current laboratory is with electric agitator can not adjust the agitator according to the difference of stirring regional height, and current electric agitator stirring maximum region is fixed simultaneously, can't realize the change of agitator stirring maximum region according to the difference of depositing solution household utensils size to make when using the household utensils of equidimension not to stir, need use the agitator of different specifications to realize, easily cause great wasting of resources like this, therefore we need design the regional controllable electric agitator of agitator stirring.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of uncontrollable stirring area in the prior art and providing an electric stirrer for a laboratory.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a laboratory electric stirrer, includes the base, the upper end welding of base has the vertical board that two symmetries set up, two lateral wall sliding connection that vertical board is close to has the backup pad, the upper end welding of backup pad has the motor, the main shaft of motor runs through the backup pad and welds the pivot, the circumference lateral wall welding of pivot has a plurality of commentaries on classics leaf and rectangular block, two vertical groove has all been seted up to the lateral wall that vertical board is close to mutually, two the inside in vertical groove is provided with the mobile device jointly, the inside extension device that is provided with of rectangular block.

Preferably, the moving device comprises a screw rod which is rotatably connected with the bottom in one of the vertical grooves through a bearing, the screw rod is rotatably connected with the vertical plate through threads, and a guide rod is welded in the other vertical groove.

Preferably, the screw rod circumference lateral wall screw thread is connected with changes the board, the circumference lateral wall sliding connection of guide bar has the slide, change the board and all weld with the lateral wall of backup pad with the slide.

Preferably, the extension device comprises a sliding groove formed in the side wall of the rectangular block, the inner wall of the sliding groove is connected with a moving block in a sealing and sliding mode, and the moving block is connected with the sliding groove through a spring.

Preferably, the side wall of the moving block is glued with a bump, and the bump is made of a rubber material.

Preferably, the rotating blade is in a fan blade shape, and the motor is in a 5IK90A-CF model.

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

1. in this device, utilize lead screw and guide bar combined action for when rotating the lead screw, the backup pad can the steady movement, thereby can drive the pivot and remove, can realize then the adjustment of the position of commentaries on classics leaf and rectangular block, thereby can realize the adjustment to the stirring region, thereby can be adapted to not co-altitude stirring region, can effectively increase electric mixer's suitability.

2. In this device, it is rotatory to drive the pivot through the motor, thereby can drive the commentaries on classics leaf and the rectangle piece is rotatory, can make the agitator stirring more abundant even when the commentaries on classics leaf that is the flabellum form is rotatory, and at the rotatory in-process of rectangle piece, the movable block can move to the household utensils inner wall department of depositing solution under the effect of centrifugal force, thereby can adapt to the not equidimension storage household utensils, can increase its suitability, and the lateral wall veneer of movable block has the lug that rubber materials made, can play the guard action to the household utensils of depositing solution.

Drawings

Fig. 1 is a schematic structural view of the electric stirrer in the laboratory according to the present invention.

Fig. 2 is a sectional view taken along the line a of fig. 1.

Fig. 3 is a schematic structural diagram of an extension device in a laboratory electric stirrer according to the present invention.

In the figure: the device comprises a base 1, a vertical plate 2, a vertical groove 21, a lead screw 22, a guide rod 23, a rotating plate 24, a sliding plate 25, a supporting plate 3, a motor 4, a rotating shaft 41, a rotating blade 42, a rectangular block 5, a sliding groove 51, a moving block 52, a spring 53 and a convex block 54.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, an electric stirrer for laboratories comprises a base 1, two vertical plates 2 symmetrically arranged are welded at the upper end of the base 1, a supporting plate 3 is connected to side walls, close to the two vertical plates 2, of the two vertical plates in a sliding mode, a motor 4 is welded at the upper end of the supporting plate 3, a spindle of the motor 4 penetrates through the supporting plate 3 and is welded with a rotating shaft 41, a plurality of rotating blades 42 and a rectangular block 5 are welded to the circumferential side wall of the rotating shaft 41, vertical grooves 21 are formed in the side walls, close to the two vertical plates 2, of the two vertical grooves 21, a moving device is jointly arranged inside the two vertical grooves 21, and an extension device is arranged inside the rectangular block 5.

The moving device comprises a screw rod 22 which is rotatably connected with the bottom in one vertical groove 21 through a bearing, the screw rod 22 is rotatably connected with the vertical plate 2 through threads, and a guide rod 23 is welded in the other vertical groove 21; lead screw 22 circumference lateral wall screw thread is connected with changes board 24, and the circumference lateral wall sliding connection of guide bar 23 has slide 25, changes board 24 and slide 25 all with the lateral wall welding of backup pad 3, through artificially rotating lead screw 22, can realize reciprocating of backup pad 3 to can adjust the height of stirring, thereby can be adapted to the not stirring of co-altitude and mix, can effectively increase its suitability.

The elongation device comprises a sliding groove 51 arranged on the side wall of the rectangular block 5, the inner wall of the sliding groove 51 is connected with a moving block 52 in a sealing sliding mode, and the moving block 52 is connected with the sliding groove 51 through a spring 53; the side wall of the moving block 52 is glued with a bump 54, the bump 54 is made of rubber materials, the motor 4 drives the rotating shaft 41 to rotate, so that the rectangular block 5 can be driven to rotate, in the rotating process of the rectangular block 5, the moving block 52 can move towards the outside of the rectangular block 5 under the action of centrifugal force, the stirring radius of the stirrer can be increased, when the moving block 52 moves to the inner wall of a vessel, the bump 54 made of rubber materials can be in contact with the vessel, so that the influence of the rotation of the rectangular block 5 on the vessel can be avoided, and the vessel can be protected to a certain extent; the rotating blade 42 is in a fan-blade shape, and the rotating blade 42 in the fan-blade shape can drive liquid in a vessel to alternate up and down in the rotating process, so that stirring can be more sufficient and uniform, and the motor 4 is in a 5IK90A-CF model.

In the utility model, in the working process, firstly, the vessel to be stirred is placed on the upper end of the base 1, and then the lead screw 22 is manually rotated, so that the rotating plate 24 can be driven to slide along the vertical groove 21, the sliding plate 25 can slide along the guide rod 23, and the supporting plate 3 can be moved;

the screw rod 22 is rotated to enable the support plate 3 to move upwards, when the support plate 3 moves to the maximum position of the vertical groove 21, the screw rod 22 is stopped rotating, then a vessel for storing a solution to be stirred is placed at the center of the bottom of the rotating shaft 41, the screw rod 22 is rotated in the opposite direction to enable the support plate 3 to move downwards, so that the rotating shaft 41 can be driven to move downwards until the vessel reaches an area to be stirred, the screw rod 22 is stopped rotating, the screw rod 22 and the rotating plate 24 are in threaded rotating connection, have certain self-locking capacity and cannot slide automatically, the height of a stirring area can be controlled by utilizing the screw rod 22, and therefore the vessel can be suitable for different stirring areas, and the applicability of the vessel can be effectively improved;

then, the motor 4 is started, so that the main shaft of the motor 4 rotates, the rotating blade 42 and the rectangular block 5 are driven to rotate, and the blade-shaped rotating blade 42 drives the solution in the storage vessel to realize up-down alternation in the rotating process, so that the stirrer can stir more fully and uniformly;

and in the rotatory in-process of rectangle piece 5, the movable block 52 can move to the household utensils inner wall department of depositing solution under the centrifugal force effect, until reaching the inner wall of household utensils, and the lateral wall veneer of movable block 52 has lug 54 that rubber materials made, can play certain guard action to the household utensils of depositing solution, can prevent the influence that movable block 52 caused to the household utensils, also can make lug 54 and household utensils lateral wall paste closely simultaneously, thereby can clear up the stirring to the household utensils inner wall, can clear up the material that adheres to with the household utensils inner wall, through the effect of centrifugal force, can realize the removal of movable block 52, thereby can be to the stirring radius that increases the agitator, when stirring the household utensils of equidimension not, all can realize the stirring with the biggest effect radius, thereby can adapt to the household utensils of equidimension not, can effectively increase its suitability.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a laboratory electric stirrer, includes base (1), its characterized in that, the upper end welding of base (1) has vertical board (2) that two symmetries set up, two lateral wall sliding connection that vertical board (2) are close to mutually has backup pad (3), the upper end welding of backup pad (3) has motor (4), the main shaft of motor (4) runs through backup pad (3) and welds pivot (41), the circumference lateral wall welding of pivot (41) has a plurality of commentaries on classics leaf (42) and rectangular block (5), two vertical groove (21), two have all been seted up to the lateral wall that vertical board (2) are close to mutually vertical groove (21) the inside of vertical groove (21) is provided with the mobile device jointly, rectangular block (5) inside is provided with the extension device.

2. A laboratory electric stirrer according to claim 1, characterized in that the moving means comprises a screw rod (22) rotatably connected with the bottom of one of the vertical grooves (21) through a bearing, the screw rod (22) is rotatably connected with the vertical plate (2) through a screw thread, and a guide rod (23) is welded inside the other vertical groove (21).

3. A laboratory stirrer according to claim 2, wherein the screw (22) is screwed with a rotating plate (24) on the circumferential side wall, the guide bar (23) is slidably connected with a sliding plate (25) on the circumferential side wall, and the rotating plate (24) and the sliding plate (25) are welded with the side wall of the support plate (3).

4. The laboratory electric mixer according to claim 1, characterized in that the elongation device comprises a sliding groove (51) opened on the side wall of the rectangular block (5), the inner wall of the sliding groove (51) is connected with a moving block (52) in a sealing and sliding way, and the moving block (52) is connected with the sliding groove (51) through a spring (53).

5. A laboratory stirrer according to claim 4, wherein the lateral walls of the moving mass (52) are glued with projections (54), said projections (54) being made of rubber material.

6. Laboratory electric stirrer according to claim 1, characterized in that the rotating blade (42) is fan-shaped and the motor (4) is of the 5IK90A-CF type.