CN217409993U - Device for filtering nisin - Google Patents

Abstract

The utility model discloses a nisin filtering device, comprising a main casing and an addition pipe, the addition pipe is arranged on the side of the main casing, a filter cartridge is arranged inside the main casing, and the addition pipe is The inner end is arranged inside the filter cartridge, and the liquid is transported to the inside of the filter cartridge. The right side of the filter cartridge is fixed with a connecting gear, and the surface of the connecting gear is designed with a toothless structure, and the right side of the connecting gear rotates A base is connected, and a motor is arranged inside the base. The nisin filtration device is provided with a rotatable filter cartridge and a knocking block, the fermentation liquid is filtered through the rotation of the filter cartridge, and the moving filter cartridge can prevent the surface from being blocked, ensuring the smooth progress of subsequent filtration operations, and When the filter cartridge rotates, the knocking block can knock the filter cartridge to make it vibrate, so as to facilitate the vibration of the filtrate adhering to the surface of the filter cartridge and avoid the blockage of the filter cartridge.

Description

A kind of nisin filtering device

technical field

The utility model relates to the technical field of nisin production, in particular to a nisin filtration device.

Background technique

Nisin is a natural preservative widely used in the food field. When it is produced and extracted, nisin is mainly produced by fermentation. The method for extracting nisin from fermentation broth mainly includes: Organic solvent extraction method, salting out method, resin separation method, etc. After the fermentation broth is treated by means such as salting out, certain sediments will be produced in the fermentation broth, and the liquid can be filtered through a filtration device. The filtrate can be further processed to extract the required nisin, but the existing nisin filtration device still has some deficiencies in use:

When the existing filtration device filters the fermented liquid, because the fermented liquid is relatively thick, the filter plate is easily blocked, resulting in a decrease in the subsequent filtration efficiency, and the blockage is easy to adhere to the filter plate at the same time. The blockage reduces the overall working efficiency of the device.

In view of the above problems, it is urgent to carry out innovative design on the basis of the original nisin filtration device.

SUMMARY OF THE INVENTION

The purpose of this utility model is to provide a nisin filtration device, so as to solve the problem that when the existing filtration device on the market proposed by the above-mentioned background technology filters the fermented liquid, because the fermented liquid is relatively thick, its filter plate Blockage is easy to occur, resulting in a decrease in subsequent filtration efficiency, and at the same time, the blockage is easy to adhere to the filter plate, causing continuous blockage of the filter plate.

In order to achieve the above purpose, the present invention provides the following technical solutions: a nisin filtering device, comprising a main casing and an adding pipe, the adding pipe is arranged on the side of the main casing, and the main casing is There is a filter cartridge inside, the inner end of the adding pipe is set inside the filter cartridge, and the liquid is transported to the inside of the filter cartridge. The right side of the filter cartridge is fixed with a connecting gear, and the surface of the connecting gear is designed with a toothless structure. , the right side of the connecting gear is rotatably connected with a base, and the interior of the base is provided with a motor, which provides a rotating driving force for the connecting gear, the outer side of the connecting gear is meshed with a transmission gear, and the middle of the transmission gear is fixed with a mounting shaft, and the installation shaft is rotatably installed on the surface of the base, the outer side of the installation shaft is provided with a torsion spring, which provides a rotational reset force for the installation shaft, the left end of the installation shaft is fixed with a transmission plate, and the end of the transmission plate is fixed with a Knock block, when the installation shaft rotates, the knock block can be controlled to move, and the filter cartridge can be knocked through the knock block to prevent the filter material from being blocked on the surface of the filter cartridge.

The technical solution is further optimized. Auxiliary plates are evenly distributed inside the filter cartridge, and the liquid can be stirred by the auxiliary plates when the filter cartridge rotates, so as to improve the subsequent filtration efficiency of the liquid.

To further optimize the technical solution, the knocking blocks are evenly distributed on the outside of the filter cartridge, and the knocking blocks and the transmission plate are in an integrated structure.

To further optimize the technical solution, the base and the main casing form a nested connection, the base is connected to the main casing through a snap mechanism, and an auxiliary handle is fixed on the right side of the base to control the movement of the base.

Further optimizing the technical solution, the engaging mechanism includes a positioning groove, a positioning block, a return spring, a traction rope and a control block;

The positioning groove is opened on the outer surface of the base;

The positioning block is arranged inside the main casing, and forms a concave-convex matching structure with the positioning groove;

The return spring is arranged above the positioning block to provide downward thrust for the positioning block;

The traction rope is fixed above the positioning block to control the movement of the positioning block;

The control block is fixed on the upper end of the traction rope, and the control block is arranged outside the main casing.

The technical solution is further optimized. A guide groove is provided on the left side of the positioning groove, and the left side of the guide groove is designed with an open structure, and the right side of the guide groove is designed with an inclined structure. The connection of the positioning groove is used for positioning to ensure that the subsequent positioning block can be smoothly connected with the positioning groove.

Compared with the prior art, the beneficial effects of the present utility model are:

(1) The nisin filtration device is equipped with a rotatable filter cartridge and a knocking block. The fermentation broth is filtered through the rotation of the filter cartridge. The moving filter cartridge can avoid the surface being blocked and ensure the smoothness of subsequent filtration operations. When the filter cartridge is rotated, the knocking block can knock the filter cartridge to make it vibrate, so as to facilitate the vibration of the filtrate adhering to the surface of the filter cartridge, avoid the blockage of the filter cartridge, and improve the follow-up performance of the device. Filtration efficiency;

(2) The nisin filtering device is provided with a detachable base, and the filter cartridge can be pulled out from the main casing by releasing the engaging connection between the base and the main casing, so that the filtrate in the filter cartridge can be easily taken out. It is also convenient for subsequent sufficient cleaning of the surface of the filter cartridge and improves the convenience of use.

Description of drawings

Fig. 1 is the main sectional structure schematic diagram of the present utility model;

Fig. 2 is the side view structure schematic diagram of the transmission plate of the utility model;

Figure 3 is a schematic diagram of the side sectional structure of the transmission gear of the present invention;

Fig. 4 is the enlarged structural schematic diagram at a place in Fig. 1 of the utility model;

Figure 5 is a schematic side view of the structure of the auxiliary handle of the present invention.

In the figure: 1. Main shell; 2. Addition pipe; 3. Filter cartridge; 4. Connecting gear; 5. Base; 6. Motor; 7. Auxiliary plate; 8. Transmission gear; 9. Installation shaft; 10. Torque Spring; 11, transmission plate; 12, percussion block; 13, auxiliary handle; 14, positioning groove; 15, positioning block; 16, return spring; 17, traction rope; 18, control block; 19, guide groove.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-5, the present utility model provides a technical solution: a nisin filtration device, comprising a main casing 1 and an addition pipe 2, the addition pipe 2 is arranged on the side of the main casing 1, and the main The inside of the housing 1 is provided with a filter cartridge 3, and the inner end of the addition tube 2 is provided inside the filter cartridge 3 to transport the liquid to the inside of the filter cartridge 3. The right side of the filter cartridge 3 is fixed with a connection gear 4, and the connection gear The surface of the gear 4 is designed with a toothless structure. The right side of the connecting gear 4 is rotatably connected with a base 5, and a motor 6 is arranged inside the base 5. The motor 6 provides a rotational driving force for the connecting gear 4, and the outer side of the connecting gear 4 meshes. There is a transmission gear 8, and an installation shaft 9 is fixed in the middle of the transmission gear 8, and the installation shaft 9 is rotated and installed on the surface of the base 5, and the outer side of the installation shaft 9 is provided with a torsion spring 10, which provides a rotational reset force for the installation shaft 9. The left end of the shaft 9 is fixed with a transmission plate 11, and the end of the transmission plate 11 is fixed with a knocking block 12. When the installation shaft 9 rotates, the knocking block 12 can be controlled to move, and the filter cartridge 3 can be knocked through the knocking block 12. Auxiliary plates 7 are evenly distributed inside the filter cylinder 3. When the filter cylinder 3 rotates, the liquid can be stirred by the auxiliary plate 7 to improve the subsequent filtration efficiency of the liquid. The striking blocks 12 are evenly distributed on the outside of the filter cartridge 3, and the striking blocks 12 and the transmission plate 11 are in an integrated structure;

The liquid to be filtered can be added to the filter cartridge 3 through the adding pipe 2, and the motor 6 can be started at the same time to drive the connecting gear 4 and the filter cartridge 3 to rotate. Stir to make the sediment evenly distributed, and the liquid can be filtered faster. At the same time, the auxiliary plate 7 can also drive the filtered sediment to keep the bottom of the filter cartridge 3 with good filtering performance. When the connecting gear 4 rotates, it will drive its surface. The missing tooth moves, when the missing tooth meshes with the transmission gear 8, it will drive the transmission gear 8 to rotate, the transmission gear 8 drives the transmission plate 11 and the knocking block 12 to move through the installation shaft 9, and the knocking block 12 and the filter cartridge are released. 3 contacts, while the torsion spring 10 is charged, when the missing tooth on the surface of the connecting gear 4 and the transmission gear 8 are disengaged, the torsion spring 10 will drive the installation shaft 9 to reverse, so that the knocking block 12 rotates to the filter cartridge 3. Knock it to make it vibrate, which can shake off the filter material attached to the inner wall of the filter cartridge 3, so as to avoid the continuous blockage of the filter cartridge 3.

A nested connection is formed between the base 5 and the main casing 1, and the base 5 is connected with the main casing 1 through a snap-fit mechanism, and an auxiliary handle 13 is fixed on the right side of the base 5 to control the movement of the base 5, and the card The closing mechanism includes a positioning groove 14, a positioning block 15, a return spring 16, a traction rope 17, and a control block 18. The positioning groove 14 is opened on the outer surface of the base 5, and the positioning block 15 is provided inside the main casing 1. A concave-convex matching structure is formed between the grooves 14. The return spring 16 is arranged above the positioning block 15 to provide a downward thrust for the positioning block 15. The traction rope 17 is fixed above the positioning block 15 to control the movement of the positioning block 15. The control block 18, It is fixed on the upper end of the traction rope 17, and the control block 18 is arranged on the outer side of the main housing 1. The left side of the positioning groove 14 is provided with a guide groove 19, and the left side of the guide groove 19 is designed in an open structure, and the guide groove 19 The right side of the frame is designed with an inclined structure, and the connection between the positioning block 15 and the positioning groove 14 can be positioned through the guide groove 19 to ensure that the subsequent positioning block 15 can be smoothly connected with the positioning groove 14;

When the filter material in the filter cartridge 3 needs to be taken out later, the control block 18 can be pulled to drive the positioning block 15 to move through the traction rope 17, and the connection between the positioning block 15 and the positioning groove 14 can be released, and then the auxiliary handle 13 can be used. Pull the base 5 and the filter cartridge 3 out of the main casing 1 to take out the filter material. During subsequent installation, align the guide groove 19 with the positioning block 15 and then push the base 5 to enter the main casing 1. The positioning block 15 can move upward along the inclined surface on the right side of the guide groove 19, and then engage with the positioning groove 14 under the action of the return spring 16, so the installation is convenient and quick.

Working principle: When using the nisin filtration device, the fermentation broth to be filtered can be added to the filter cartridge 3 through the addition tube 2 for filtration, and the filter cartridge 3 is driven by the motor 6 to rotate at the same time. The repeated knocking of the striking block 12 causes the surface of the filter cartridge 3 to vibrate while rotating, which effectively prevents the filter cartridge 3 from being blocked by the filtrate.

Contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Within the spirit and principle of the present utility model, any modifications, equivalent replacements, improvements, etc. made shall be included within the protection scope of the present utility model.

Claims (6)

1. A device for filtration of nisin, comprising a main casing (1) and an addition pipe (2), wherein the addition pipe (2) is arranged on the side of the main casing (1); It is characterized in that: a filter cartridge (3) is arranged inside the main casing (1), the inner end of the adding pipe (2) is arranged inside the filter cartridge (3), and the liquid is transported to the filter cartridge (3). Inside, a connecting gear (4) is fixed on the right side of the filter cartridge (3), and the surface of the connecting gear (4) is designed with a toothless structure, and the right side of the connecting gear (4) is rotatably connected with a base ( 5), and a motor (6) is arranged inside the base (5), and the motor (6) provides a rotational driving force for the connecting gear (4), and the outer side of the connecting gear (4) is meshed with a transmission gear (8), And a mounting shaft (9) is fixed in the middle of the transmission gear (8), and the mounting shaft (9) is rotatably mounted on the surface of the base (5), and a torsion spring (10) is provided on the outside of the mounting shaft (9), which is The installation shaft (9) provides a rotational reset force, the left end of the installation shaft (9) is fixed with a transmission plate (11), and the end of the transmission plate (11) is fixed with a knocking block (12), the installation shaft (9) The percussion block (12) can be controlled to move when rotated. 2. The nisin filtration device according to claim 1, characterized in that: an auxiliary plate (7) is evenly distributed in the inside of the filter cartridge (3), and the filter cartridge (3) can be rotated when the filter cartridge (3) is rotated. The liquid is stirred by the auxiliary plate (7). 3. A nisin filtering device according to claim 1 or 2, characterized in that: the knocking blocks (12) are evenly distributed on the outside of the filter cartridge (3), and the knocking blocks (12) are uniformly distributed on the outside of the filter cartridge (3). ) and the transmission plate (11) is an integrated structure. 4 . The nisin filtering device according to claim 1 , wherein a nested connection is formed between the base ( 5 ) and the main casing ( 1 ), and the base ( 5 ) passes through the card The closing mechanism is connected with the main casing (1), and an auxiliary handle (13) is fixed on the right side of the base (5) for controlling the movement of the base (5). 5 . The nisin filtering device according to claim 4 , wherein the engaging mechanism comprises a positioning groove ( 14 ), a positioning block ( 15 ), a return spring ( 16 ), a traction rope ( 5 . 17) and control block (18); The positioning groove (14) is opened on the outer surface of the base (5); The positioning block (15) is arranged inside the main casing (1), and forms a concave-convex matching structure with the positioning groove (14); The return spring (16) is arranged above the positioning block (15) to provide a downward thrust for the positioning block (15); The traction rope (17) is fixed above the positioning block (15) to control the movement of the positioning block (15); The control block (18) is fixed on the upper end of the traction rope (17), and the control block (18) is arranged outside the main casing (1). 6 . The nisin filtering device according to claim 5 , wherein a guide groove ( 19 ) is provided on the left side of the positioning groove ( 14 ), and the left side of the guide groove ( 19 ) is provided with a guide groove ( 19 ). 7 . It is designed in an open structure, and the right side of the guide groove (19) is designed in an inclined structure.

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