CN216321562U

CN216321562U - Magnetic stirrer

Info

Publication number: CN216321562U
Application number: CN202123053239.XU
Authority: CN
Inventors: 徐金荣; 杨菲霏
Original assignee: Didi Nanjing Biotechnology Co ltd
Current assignee: Didi Nanjing Biotechnology Co ltd
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-04-19
Anticipated expiration: 2031-12-07

Abstract

The utility model discloses a magnetic stirrer, which comprises a stirrer integral structure, wherein the stirrer integral structure comprises a stirrer shell and a stirrer, a centering reference printing ring is arranged in the center of the upper surface of the stirrer shell, a container limiting frame is arranged above the stirrer shell in a mirror symmetry manner, detachable stirring heads are symmetrically arranged at two ends of the stirrer, protruding mounting grooves are formed in the centers of the two ends of the stirrer, and stirring blades are arranged at one ends of the detachable stirring heads; meanwhile, the upper part of the stirrer shell is clamped with a container limiting frame, the position of the container limiting frame can be adjusted, the container limiting frame can extrude containers such as a limiting fixed beaker, the containers are prevented from shaking, and the practicability is higher.

Description

Magnetic stirrer

Technical Field

The utility model belongs to the technical field of stirrers, and particularly relates to a magnetic stirrer.

Background

Magnetic stirrers are laboratory instruments for mixing liquids, primarily for stirring or simultaneously heating and stirring low-viscosity liquids or solid-liquid mixtures. The basic principle is that magnetic stirrer inside container is driven by magnetic field to rotate circularly based on the principle of like poles repelling and opposite poles attracting magnetic field, so as to stir liquid.

However, some unreasonable factors still exist in the use process of the existing magnetic stirrers, and when the existing magnetic stirrers are used: the structure of the stirrer is single, the shape of the stirrer cannot be changed, and the shape of the stirrer cannot be adjusted according to the size of the liquid to be stirred or the size of the container; meanwhile, the structure for limiting and fixing the container is not arranged above the magnetic stirrer, so that the container cannot be well limited, supported and fixed, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the present invention is directed to a magnetic stirrer to solve the above problems.

The technical scheme is as follows: the magnetic stirrer comprises a stirrer integral structure formed by combining a stirrer shell and a stirrer stirring piece, wherein detachable stirring heads are symmetrically arranged at two ends of the stirrer stirring piece, one end of each detachable stirring head is provided with a stirring blade, a switching bulge is arranged at the center of the other end of each detachable stirring head, and bulge mounting grooves matched with the switching bulges are formed in the centers of the two ends of the stirrer stirring piece.

Furthermore, the magnetic stirrer also comprises a container limiting frame which is arranged above the stirrer shell in a mirror symmetry manner.

Furthermore, the container limiting frame of the magnetic stirrer comprises a connecting rod crossing the stirrer shell and a container extrusion bent plate arranged on one side of the center of the connecting rod, and two ends of the connecting rod are embedded with limiting frame locking screws.

Further, the center of the upper surface of the stirrer shell of the magnetic stirrer is provided with a centering reference printing ring.

Furthermore, the detachable stirring head of the magnetic stirrer is connected with the stirrer in a screwing mode through threads, the inner surface of the protrusion mounting groove is provided with threads, the outer surface of the switching protrusion is provided with threads, and the threads on the outer surface of the switching protrusion are matched with the threads on the inner surface of the protrusion mounting groove.

Furthermore, a stirrer front panel is arranged on the front surface of the stirrer shell of the magnetic stirrer, and a switch button and a power knob are arranged on the surface of the stirrer front panel.

Has the advantages that: compared with the prior art, the utility model has the advantages that: the two ends of the stirring sub shell of the magnetic stirrer are in threaded connection with detachable stirring heads, and the detachable stirring heads and the stirring sub shell are connected in two modes, so that the modes can be changed according to the size of a container and a solution to be stirred; meanwhile, the upper part of the stirrer shell is clamped with a container limiting frame, the position of the container limiting frame can be adjusted, the container limiting frame can extrude containers such as a limiting fixed beaker, the containers are prevented from shaking, and the practicability is higher.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic structural view of a stirrer agitator 1 according to the present invention;

FIG. 3 is a schematic view of the agitator body 1 of the present invention, shown in exploded configuration;

FIG. 4 is a schematic structural view of a stirrer stirring element 2 of the stirrer according to the present invention;

FIG. 5 is a schematic perspective view of a container restraint bracket according to the present invention;

FIG. 6 is a schematic top view of the container restraint bracket of the present invention;

in the figure: 1. the stirrer has an integral structure; 101. a mixer housing; 111. a front panel of the agitator; 112. a switch button; 113. A power knob; 114. centering the reference print ring; 102. a container limiting frame; 121. the container extrudes the curved plate; 122. a limiting frame locking screw; 103. a stirrer; 131. the stirring head can be disassembled; 132. switching the projection; 133. stirring blades; 134. and (6) a bulge mounting groove.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-6, the present invention provides the following technical solutions: the utility model provides a magnetic stirrer, including agitator overall structure 1, agitator overall structure 1 includes agitator casing 101 and agitator stirrer 103, agitator casing 101's upper surface center is provided with centering reference printing ring 114, and agitator casing 101's top mirror symmetry is provided with spacing 102 of container, agitator stirrer 103's both ends symmetry is provided with can dismantle agitator head 131, and agitator stirrer 103's both ends center has all seted up protruding mounting groove 134, the one end of dismantling agitator head 131 is provided with stirring leaf 133, and the other end center of dismantling agitator head 131 is provided with switches arch 132.

In order to make the detachable stirring head 131 have two installation modes, the detachable stirring head 131 and the stirrer 103 are connected by screwing threads, the size of the protrusion installation groove 134 is matched with that of the switching protrusion 132, the inner surface of the protrusion installation groove 134 is provided with threads, the outer surface of the switching protrusion 132 is provided with threads, and the threads on the outer surface of the switching protrusion 132 are matched with the threads on the inner surface of the protrusion installation groove 134.

In order to facilitate the extrusion of the fixed container, a container extrusion curved plate 121 is arranged at the center of one side of the container limiting frame 102, and limiting frame locking screws 122 are embedded into two ends of the container limiting frame 102.

In order to make the limiting frame locking screw 122 conveniently play a limiting and fixing role on the container limiting frame 102, the limiting frame locking screw 122 is screwed with the container limiting frame 102 through threads.

In order to make the magnetic stirrer convenient to use, the front surface of the stirrer housing 101 is provided with a stirrer front panel 111, and the surface of the stirrer front panel 111 is provided with a switch button 112 and a power knob 113, and the magnetic stirrer is a prior art.

In order to make the switching projection 132 have a strong strength, the switching projection 132 and the detachable stirring head 131 are of an integral structure.

The working principle is as follows: when the detachable stirring head is used, firstly, the installation mode of the detachable stirring head 131 is adjusted according to the size of a container such as a beaker, and for a smaller container, the detachable stirring head 131 is directly installed and connected with the stirrer 103 through threads, and for a larger container, one end of the switching bulge 132 of the detachable stirring head 131 is installed inside the bulge installation groove 134 through threads; then, the stirrer 103 is placed in the container, corresponding reaction solution is poured, the container is placed right above the centering reference printing ring 114, then the limiting frame locking screw 122 is screwed and unscrewed, the container limiting frame 102 slides to the container extrusion curved plate 121 and is tightly attached to the outer wall of the container, at the moment, the limiting frame locking screw 122 is screwed and screwed, extrusion limiting and fixing of the container are achieved, then the equipment is powered on, and the switch button 112 is turned on, so that the solution can be stirred.

Claims

1. A magnetic stirrer, characterized in that: this agitator includes agitator overall structure (1) that is formed by agitator casing (101) and agitator stirring (103) combination, wherein, the both ends symmetry of agitator stirring (103) is equipped with can dismantle stirring head (131), and the one end that should dismantle stirring head (131) is equipped with stirring leaf (133), and the center department of the other end is equipped with switches arch (132), protruding mounting groove (134) of protruding (132) assorted with switching are all seted up at the both ends center of agitator stirring (103).

2. A magnetic stirrer according to claim 1, wherein: the magnetic stirrer also comprises a container limiting frame (102) which is arranged above the stirrer shell (101) in a mirror symmetry manner.

3. A magnetic stirrer according to claim 2, wherein: the container limiting frame (102) comprises a connecting rod crossing the stirrer shell and a container extrusion bent plate (121) arranged on one side of the center of the connecting rod, and limiting frame locking screws (122) are embedded into two ends of the connecting rod.

4. A magnetic stirrer according to claim 1, wherein: the center of the upper surface of the stirrer shell (101) is provided with a centering reference printing ring (114).

5. A magnetic stirrer according to claim 1, wherein: can dismantle agitator head (131) and agitator stirring (103) and close the connection soon through the screw thread, the internal surface of protruding mounting groove (134) is provided with the screw thread, and the surface that switches arch (132) is provided with the screw thread, and switches the screw thread of protruding (132) surface and the screw thread looks adaptation of protruding mounting groove (134) internal surface.

6. A magnetic stirrer according to claim 1, wherein: the front surface of the stirrer shell (101) is provided with a stirrer front panel (111), and the surface of the stirrer front panel (111) is provided with a switch button (112) and a power knob (113).