Magnetic stirrer for biological feed processing
Through the design of the magnetic stirrer, the use of magnetic stirring principle and sound absorbing cover technologies, the problems of large noise and proportion deviation of raw material crushing in biological feed production are solved, and low-noise, efficient crushing and accurate feed ratio are achieved.
Patent Information
- Application Number
- CN202420339390.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-02-23
- Publication Date
- 2024-12-17
- Estimated Expiration
- 2034-02-23
AI Technical Summary
In the production of biological feed, the prior art uses a household wall breaker to crush raw materials and makes raw materials with hard texture not easy to break, resulting in proportion deviation and raw material consumption. There is a risk of oil pollution when the rotating spindle is combined with the motor.
A magnetic stirrer is designed, using the principle of magnetic stirring to separate the rotating spindle and motor, and the crushing silo and crushing inner chamber are combined with a crushing knife and an annular grid. The sound absorbing cover and seal are used to reduce noise and the escape of crushing objects. .
Low-noise and efficient raw material crushing is achieved, preventing oil pollution and proportion deviation, and improving the accuracy and efficiency of feed proportioning experiments.
Smart Images
Figure CN222173880U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of biological feed proportioning, in particular to a magnetic stirrer for biological feed processing. Background Art
[0002] Before the production of biological feed, it is necessary to conduct a small-scale proportioning experiment on the purchased feed raw material samples, and then decide to purchase feed raw materials of corresponding varieties in the corresponding region based on the fermentation effect. Then large-scale powdering and other subsequent processing steps are carried out. At present, household wall breaking machines are often used to crush raw material samples. During the experiment, the noise is very loud, and in the process of grinding dry powder, hard raw materials are not easy to break, and large particles appear. They are not easy to ferment in the mixed powder. Therefore, after crushing, they need to be poured out and filtered out using a filter screen. During the filtering process, a certain amount of raw material samples are consumed, resulting in ratio deviation. Utility Model Content
[0003] The utility model aims to provide a magnetic stirrer for biological feed processing, which can facilitate biological feed ratio experiments.
[0004] The embodiment of the utility model is achieved as follows:
[0005] A magnetic stirrer for biological feed processing, the magnetic stirrer comprises a power seat and a stirring silo, the power seat comprises a base, a DC motor arranged in the base and a fixed magnet electrically connected to the DC motor, the top of the base is provided with a sunken circular groove, and the fixed magnet is arranged close to the circular groove; the bottom of the stirring silo is inserted into the circular groove, the bottom of the inner cavity of the stirring silo is provided with a magnet rotor matching the fixed magnet, a rotating main shaft is installed on the upper part of the magnet rotor, and a stirring rod and a cleaning rod are provided on the outer wall of the rotating main shaft; an annular holder is provided in the middle of the inner cavity of the stirring silo, and a circular bracket is detachably connected to the annular holder; a crushing inner silo is also provided in the stirring silo, the bottom of the crushing inner silo is clamped with the circular bracket, a coupling and a rotating secondary shaft connected in sequence with the rotating main shaft are provided in the crushing inner silo, and a crushing knife is provided on the rotating secondary shaft; an annular grid for transmitting micro powder is provided at the bottom of the crushing inner silo.
[0006] In a preferred embodiment of the utility model, the above-mentioned magnetic stirrer also includes a sound-absorbing hood, which is generally in the shape of an inverted barrel, and the bottom of the sound-absorbing hood is provided with a first annular seal and a second annular seal for sealing the crushing inner bin and the mixing silo; the inner ring wall of the sound-absorbing hood is provided with noise-reducing crest cotton, and the bottom of the sound-absorbing hood is a transparent bottom.
[0007] In a preferred embodiment of the present utility model, an annular rubber pad support is fixedly or detachably provided on the opening surface of the sound absorbing cover.
[0008] In a preferred embodiment of the present utility model, the cross section of the annular holder is a right-angled trapezoid with an arc-shaped hypotenuse, and the lower bottom of the annular holder is provided with a vertical slot for clamping the circular bracket.
[0009] In a preferred embodiment of the utility model, the above-mentioned circular bracket includes a first connecting ring, a connecting rod and a second connecting ring which are arranged in sequence from the outside to the inside, the bottom of the first connecting ring is provided with a vertical block matching the vertical slot, and the inner ring wall of the first connecting ring is provided with an L-shaped slot; multiple connecting rods are distributed in a circular array, and the two ends of the connecting rods are respectively connected to the first connecting ring and the second connecting ring, the connecting rod and the second connecting ring are sunken, and the crushing inner chamber is arranged in the sunken space formed by the connecting rod and the second connecting ring; the bottom side wall of the crushing inner chamber is provided with a horizontal block matching the L-shaped slot; the center hole of the second connecting ring can allow part of the coupling to pass through.
[0010] In a preferred embodiment of the present utility model, an impact plate is further provided on the inner wall of the above-mentioned crushing inner bin.
[0011] The beneficial effects of the embodiments of the utility model are:
[0012] 1. The principle of magnetic stirring is adopted to separate the rotating main shaft and the motor, so as to prevent the oil leakage from contaminating the raw material powder; by setting the mixing silo and the crushing inner silo, the crushing knife in the crushing inner silo crushes the material and passes it through the annular grid into the mixing silo, so that the larger particles of feed raw materials can be directly separated after crushing, which is convenient for feed ratio experiments;
[0013] 2. A stirring rod and a cleaning rod are arranged on the rotating main shaft so that after taking out the larger particles, the fine powder can be dispersed to prevent accumulation at the bottom of the mixing silo;
[0014] 3. The sound-absorbing cover is sealed by the first annular seal and the second annular seal to prevent the escape of micro powder during the crushing and mixing process;
[0015] 4. Reduce the crushing noise by setting up a sound-absorbing cover. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.
[0017] Figure 1 This is a schematic diagram of the structure of a magnetic stirrer according to an embodiment of the utility model;
[0018] Figure 2This is a schematic diagram of the connection structure of the mixing silo and the crushing inner silo according to an embodiment of the utility model;
[0019] Icons: 100-power seat; 110-base; 120-DC motor; 130-fixed magnet; 111-circular groove; 112-silicon suction cup; 200-mixing silo; 210-magnet rotor; 220-rotating main shaft; 221-mixing rod; 222-cleaning rod; 230-annular seat; 231-vertical slot; 240-circular bracket; 241-first connecting ring; 242-connecting rod; 243-second connecting ring; 244-vertical block; 245-L-shaped slot; 300-crushing inner chamber; 301-horizontal block; 310-coupling; 320-rotating secondary shaft; 321-crushing knife; 330-annular grid; 340-impact plate; 400-sound-absorbing cover; 410-first annular seal; 420-second annular seal; 430-noise-reducing wave crest cotton; 440-rubber pad support. DETAILED DESCRIPTION
[0020] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.
[0021] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.
[0022] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.
[0023] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, or the orientation or position relationship in which the utility model product is usually placed when in use, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", "third", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.
[0024] In addition, the terms "horizontal", "vertical", "overhanging" and the like do not mean that the components are required to be absolutely horizontal or overhanging, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.
[0025] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0026] First embodiment
[0027] See also Figure 1 and 2 The present embodiment provides a magnetic agitator for biological feed processing, which includes a power base 100 and a mixing silo 200, a crushing inner bin 300 arranged in the mixing silo 200, and a sound absorbing cover 400 covering the power base 100 and the mixing silo 200.
[0028] The power base 100 includes a base 110, a DC motor 120 disposed in the base 110, and a fixed magnet 130 electrically connected to the DC motor 120. The wires connected to the DC motor are not described in detail. For ease of assembly, a sunken circular groove 111 is provided on the top of the base 110, and the fixed magnet 130 is arranged close to the circular groove 111. In order to ensure stability, a plurality of silicone suction cups 112 are provided at the bottom of the power base 100.
[0029] The bottom of the mixing silo 200 is inserted into the circular groove 111. The bottom of the inner cavity of the mixing silo 200 is provided with a magnet rotor 210 matching the fixed magnet 130. The magnetic rotor fixed magnet 130 is fixed by the magnetic field. After the DC motor 120 is powered on, it drives the fixed magnet 130. The fixed magnet 130 drives the magnet rotor 210 to rotate through the magnetic field attraction. The motor and the rotating shaft are separated to prevent the oil from entering the mixing chamber and causing raw material pollution.
[0030] A rotating main shaft 220 is installed on the upper part of the magnet rotor 210 to drive the rotating main shaft 220 to rotate. A stirring rod 221 and a cleaning rod 222 are arranged on the outer wall of the rotating main shaft 220, so as to stir and clean the raw material powder to prevent the powder from sticking to the wall.
[0031] In order to fix and assemble the crushing inner bin 300 , this embodiment provides an annular holder 230 in the middle of the inner cavity of the mixing silo 200 , to which a circular bracket 240 is detachably connected; the bottom of the crushing inner bin 300 is engaged with the circular bracket 240 .
[0032] The crushing inner chamber 300 is provided with a coupling 310 and a rotating secondary shaft 320 which are connected in sequence with the rotating main shaft 220. The coupling 310 is used to connect the rotating main shaft 220 and the rotating secondary shaft 320 so that they rotate together to transmit torque. A crushing knife 321 is provided on the rotating secondary shaft 320 to crush the raw materials during the rotation process; an annular grid 330 for the transmission of fine powder is provided at the bottom of the crushing inner chamber 300 to filter the raw material fine powder and retain the large particles of raw materials in the crushing inner chamber 300 for continuous crushing or filtering. In order to increase the crushing effect of the crushing inner chamber 300, an impact plate 340 is also provided on the inner wall of the crushing inner chamber 300.
[0033] The magnetic stirrer is also provided with a sound absorbing cover 400, which is in the shape of an inverted cylinder as a whole. The sound absorbing cover 400 covers the mixing silo 200 and the crushing inner silo 300. The bottom of the sound absorbing cover 400 is provided with a first annular seal 410 and a second annular seal 420 for sealing the crushing inner silo 300 and the mixing silo 200, which are used to prevent the raw materials from escaping during the crushing and mixing process. The first annular seal 410 and the second annular seal 420 are silicone sealing rings with a thickness matching the crushing inner silo 300 and the mixing silo 200.
[0034] The inner ring wall of the sound absorbing cover 400 is provided with noise reduction crest cotton 430 to reduce noise during operation. The bottom of the sound absorbing cover 400 is set as a transparent bottom to facilitate the staff to observe the particle size of the raw materials. In order to improve the sound insulation effect of the sound absorbing cover 400, the opening surface of the sound absorbing cover 400 in this embodiment is fixedly or detachably provided with an annular rubber pad support 440. Through the flexible rubber pad support, it can cope with work surfaces that are not completely horizontal or have pits, etc., and the sound insulation effect is better.
[0035] In order to ensure that the raw material powder can be poured out smoothly, the cross-section of the annular holder 230 in this embodiment is a right-angled trapezoid with an arc surface on the hypotenuse, which can pour the powder along the arc surface. The lower bottom (the longer bottom) of the annular holder 230 is provided with a vertical slot 231 connected to the circular bracket 240.
[0036] The circular bracket 240 in this embodiment is used to fix the crushing inner bin 300 and can ensure that the fine powder can pass smoothly into the mixing silo 200. The circular bracket 240 includes a first connecting ring 241, a connecting rod 242 and a second connecting ring 243 which are arranged in sequence from the outside to the inside.
[0037] Specifically, a vertical block 244 matching the vertical slot 231 is provided at the bottom of the first connecting ring 241. The circular bracket 240 can be vertically inserted into the vertical slot 231 corresponding to the annular holder 230 to clamp it, thereby completing the fixed assembly of the circular bracket 240 and the mixing silo 200.
[0038] The inner ring wall of the first connecting ring 241 is provided with an L-shaped slot 245, and the bottom side wall of the crushing inner chamber 300 is provided with a horizontal block 301 matching the L-shaped slot 245. The crushing inner chamber 300 can be fixed on the circular bracket 240 by aligning the horizontal block 301 of the crushing inner chamber 300 with the vertical slot of the L-shaped slot 245 and screwing it into the horizontal slot to clamp it.
[0039] Specifically, the circular bracket 240 is shaped as a plurality of connecting rods 242 distributed in a circular array, the two ends of the connecting rod 242 are respectively connected to the first connecting ring 241 and the second connecting ring 243, the connecting rod 242 and the second connecting ring 243 are sunken, and the crushing inner chamber 300 is arranged in the sunken space formed by the connecting rod 242 and the second connecting ring 243, and the center hole of the second connecting ring 243 can allow part of the coupling 310 to pass through.
[0040] In summary, the stirring device in this embodiment has the following advantages:
[0041] 1. The principle of magnetic stirring is adopted to separate the rotating main shaft 220 and the motor, thereby preventing oil leakage from contaminating the raw material powder; by setting the mixing silo 200 and the crushing inner bin 300, the crushing knife 321 in the crushing inner bin 300 crushes the material and passes it through the annular grid 330 into the mixing silo 200, so that larger particles of feed raw materials are directly separated after crushing, which is convenient for feed ratio experiments;
[0042] 2. A stirring rod 221 and a cleaning rod 222 are arranged on the rotating main shaft 220 so that after taking out the larger particles, the fine powder can be stirred to prevent accumulation at the bottom of the mixing silo 200;
[0043] 3. The sound absorbing cover 400 is sealed by the first annular seal 410 and the second annular seal 420 to prevent the escape of micro powder during the crushing and mixing process;
[0044] 4. By setting up a sound absorbing cover 400, the crushing noise can be reduced.
[0045] This specification describes examples of embodiments of the utility model, and it is not intended that these embodiments illustrate and describe all possible forms of the utility model. It should be understood that the embodiments in the specification can be implemented in a variety of alternative forms. The drawings do not need to be drawn to scale; some features can be enlarged or reduced to show the details of specific components. The specific structural and functional details disclosed should not be interpreted as limiting, but are merely representative bases for teaching those skilled in the art to implement the utility model in various forms. It should be understood by those skilled in the art that the multiple features illustrated and described with reference to any of the drawings can be combined with the features illustrated in one or more other drawings to form embodiments that are not explicitly described or described. The described combined features provide representative embodiments for typical applications. However, various combinations and variations of features consistent with the teachings of the utility model can be used for specific applications or implementations as needed.
[0046] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.
Claims
1. A magnetic stirrer for biological feed processing, It is characterized in that The magnetic stirrer comprises: a power base, the power base comprises a base, a DC motor arranged in the base, and a fixed magnet electrically connected to the DC motor, a sunken circular groove is arranged on the top of the base, and the fixed magnet is arranged closely against the circular groove; A mixing silo, wherein the bottom of the mixing silo is inserted into the circular groove, a magnet rotor matching the fixed magnet is arranged at the bottom of the inner cavity of the mixing silo, a rotating main shaft is installed on the upper part of the magnet rotor, and a stirring rod and a cleaning rod are arranged on the outer wall of the rotating main shaft; an annular holder is arranged in the middle of the inner cavity of the mixing silo, and a circular bracket is detachably connected to the annular holder; a crushing inner bin is also arranged in the mixing silo, the bottom of the crushing inner bin is clamped with the circular bracket, a coupling and a rotating secondary shaft connected in sequence with the rotating main shaft are arranged in the crushing inner bin, and a crushing knife is arranged on the rotating secondary shaft; an annular grid for transmitting micro powder is arranged at the bottom of the crushing inner bin.
2. The magnetic stirrer for biological feed processing according to claim 1, It is characterized in that The magnetic stirrer also includes a sound-absorbing cover, which is in the shape of an inverted cylinder as a whole. The bottom of the sound-absorbing cover is provided with a first annular seal and a second annular seal for sealing the crushing inner bin and the mixing silo; the inner ring wall of the sound-absorbing cover is provided with noise-reducing crest cotton, and the bottom of the sound-absorbing cover is a transparent bottom.
3. The magnetic stirrer for biological feed processing according to claim 2, It is characterized in that The opening surface of the sound absorbing cover is fixedly or detachably provided with an annular rubber pad support.
4. The magnetic stirrer for biological feed processing according to claim 1, It is characterized in that The cross section of the annular clamping seat is a right-angled trapezoid with an arc-shaped hypotenuse, and the lower bottom of the annular clamping seat is provided with a vertical clamping groove for clamping the circular bracket.
5. The magnetic stirrer for biological feed processing according to claim 4, It is characterized in that The circular bracket includes a first connecting ring, a connecting rod and a second connecting ring which are arranged in sequence from the outside to the inside. The bottom of the first connecting ring is provided with a vertical block matching the vertical slot, and the inner ring wall of the first connecting ring is provided with an L-shaped slot; multiple connecting rods are distributed in a circular array, and the two ends of the connecting rods are respectively connected to the first connecting ring and the second connecting ring, the connecting rod and the second connecting ring are sunken, and the crushing inner chamber is arranged in the sunken space formed by the connecting rod and the second connecting ring; the bottom side wall of the crushing inner chamber is provided with a horizontal block matching the L-shaped slot; the center hole of the second connecting ring can allow part of the coupling to pass through.
6. The magnetic stirrer for biological feed processing according to claim 1, It is characterized in that The inner wall of the crushing inner bin is also provided with a counterattack plate.