Insertion needle type material supplementing device

Abstract

The utility model provides a pin type material supplementing device, which comprises a transition joint, a material supplementing welding seat and a silica gel sealing cover, the material supplementing welding seat is welded at the top end of a tank body, the top end of the material supplementing welding seat is sealed by the silica gel sealing cover, and the top end of the material supplementing welding seat is in threaded connection with the transition joint; according to the utility model, the transition joint is arranged on the material supplementing welding seat fixed at the top end of the reaction tank or the fermentation tank, and then different types of material supplementing heads, including but not limited to double-contact-pin type material supplementing heads and single-contact-pin type material supplementing heads, are assembled on the transition joint; the material supplementing head is not in contact with the silica gel sealing cover, so that the silica gel sealing cover is not abraded when the material supplementing head is detached; the material supplementing head is connected with a material source through a silica gel hose, and materials are conveyed to the silica gel hose in a timed control mode through a pump and then enter the material supplementing head, so that the whole process is non-contact and does not need to be disassembled and assembled, and bacterial infection in the material supplementing process is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a pin type material supplementing device belongs to the field of bioreactor auxiliary equipment. BACKGROUND

[0002] The fermentation tank is used for microbial fermentation in industry, and is a chemical reaction and physical reaction container. In the specific use process, the materials that need to be fermented or reacted in the early stage are put into the tank body, and the tank is sealed and stored. During the fermentation reaction process, sometimes continuous material supplementing is needed to promote the reaction. When the subsequent additives are added, cleaning and sterility are required, and the material supplementing device is required to be high.

[0003] The prior art discloses a patent application number 201510874614.7, and the patent application name is a kind of fermentation tank material supplementing socket device, disclose for fixed on fermentation tank cover, including socket cap, pin, shaft elastic check ring, plug-in block and material supplementing interface;It can effectively realize in the process of material supplementing simple operation, shorten the material supplementing time, avoid bringing miscellaneous bacteria into fermentation tank, at the same time also not easy to hurt to operator, guarantee the sealing of fermentation tank to avoid that miscellaneous bacteria is brought into fermentation tank after material supplementing.

[0004] The prior art discloses a patent application number 202221439197.5, and the patent application name is a kind of fermentation tank material supplementing device, disclose the multiple material supplementing pipes that are provided can simultaneously transport different materials to the inside of fermentation tank, the inside of the current collector seat is designed as inclined plane and can make materials all flow into the inside of fermentation tank, prevent accumulation, affect fermentation data, the thread connection mode between material supplementing seat and material supplementing seat nut, simple structure is convenient for installation, when material supplementing seat and material supplementing seat nut are installed, the sealing ring in the inside can guarantee the sealing property of whole, prevent leakage.

[0005] However, on the actual production line, the material supplementing welding seat is welded on the top of the reaction tank or the fermentation tank, and the end face of the material supplementing welding seat is sealed by a silica gel sealing cover. The feeding pipe is inserted into the tank body. Since the material used for the silica gel sealing cover cannot withstand friction, the above two devices are connected by screw threads. When different types of material supplementing heads are replaced, frequent disassembly and assembly can cause the sealing effect of the silica gel sealing cover to be lost. In addition, when the material supplementing head is replaced, the additives will drip on the silica gel sealing cover, which cannot be cleaned.

[0006] Therefore, the utility model provides a pin type material supplementing device with easy cleaning and replaceable pins. UTILITY MODEL CONTENTS

[0007] Therefore, the utility model provides a pin type material supplementing device with easy cleaning and replaceable pins.

[0008] The utility model is implemented as follows:

[0009] A pin type refilling device, comprising an excess joint, a refilling welding seat, a silica gel sealing cover, the refilling welding seat is welded at the top end of the tank body, the top end of the refilling welding seat is sealed by the silica gel sealing cover, and the refilling welding seat is threadedly connected with the excess joint;

[0010] A refilling needle, a refilling threaded joint and a refilling head, the refilling head is detachably connected to the middle of the refilling threaded joint, the bottom end of the refilling head is exposed from the bottom end of the refilling threaded joint, the refilling threaded joint is threadedly connected with the top end of the excess joint, so that the refilling needle fixed at the bottom end of the refilling head is aligned with the silica gel sealing cover and passes through the refilling welding seat.

[0011] Further comprising a plurality of silica gel hoses, one end of the silica gel hose is communicated with the top end of the refilling head, and the other end of the silica gel hose is connected with a material source.

[0012] As a further improvement, the utility model also comprises a sealing ring, a first groove is formed in the outer wall of the bottom end of the refilling head, and the sealing ring is arranged in the groove when the refilling head is connected with the excess joint.

[0013] As a further improvement, the utility model also comprises a shaft retaining ring, a second groove is formed in the outer wall of the top end of the refilling head, and the shaft retaining ring is arranged in the second groove when the refilling head is installed in the refilling threaded joint, and the shaft retaining ring is in contact with the top end of the refilling threaded joint.

[0014] As a further improvement, the refilling head is a double-pin type refilling head.

[0015] As a further improvement, the refilling head comprises a pipe body, two pins and a refilling needle, a plurality of pins are fixed at the top end of the pipe body, the bottom end of the pin is communicated with a mixing cavity in the pipe body after penetrating through the top end of the pipe body, and the other end of the pin is communicated with the silica gel hose; the refilling needle is installed at the bottom end of the pipe body and mixed with the mixing cavity.

[0016] As a further improvement, the refilling head is a single-pin type refilling head.

[0017] As a further improvement, the refilling head comprises a pipe body, a pin and a refilling needle, the refilling needle is installed at the bottom end of the pipe body, the pin is located at the top end of the pipe body, one end of the pin is communicated with the silica gel hose, and the other end of the pin is vertically penetrated through the pipe body and communicated with the refilling needle.

[0018] As a further improvement, the end face of the bottom end of the refilling needle is an inclined surface.

[0019] As a further improvement, threads are engraved on the outer surfaces of the excess joint and the refilling threaded joint.

[0020] The utility model discloses beneficial effect is: the utility model discloses the overjoint of installing on the feeding welding seat of the top of reaction tank or fermentation tank, then the different types of feeding head of assembling on overjoint, including but not limited to double pin type feeding head, single pin type feeding head, the feeding head does not contact silica gel sealing cover, and the silica gel sealing cover abrasion will not be caused when feeding head is dismantled.

[0021] In addition, the feeding head is connected with the material source through the silica gel hose, the pump is used to control the timing control of conveying material to the silica gel hose, and then the silica gel hose is entered into the feeding head, so that the whole process is realized without contact, without disassembly, and bacterial infection in the feeding process is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will be briefly introduced the drawing needed to be used in the embodiment, and it should be understood that the following drawings only show some embodiments of the utility model, and therefore should not be regarded as the limitation to the scope, and for the ordinary skilled person in the art, other related drawings can be obtained according to these drawings without creating labor.

[0023] Figure 1 It is the structure schematic diagram of the pin type feeding device of the embodiment of the utility model and is provided with double pin type feeding head.

[0024] Figure 2 It is the plane schematic diagram of the pin type feeding device of the embodiment of the utility model and is provided with double pin type feeding head.

[0025] Figure 3 It is the section schematic diagram of the pin type feeding device of the embodiment of the utility model and is provided with double pin type feeding head.

[0026] Figure 4 It is the section schematic diagram of the pin type feeding device of the embodiment of the utility model and is provided with double pin type feeding head.

[0027] Figure 5 It is the structure schematic diagram of the pin type feeding device of the embodiment of the utility model and is provided with single pin type feeding head.

[0028] Figure 6 It is the section schematic diagram of the pin type feeding device of the embodiment of the utility model and is provided with single pin type feeding head. DETAILED DESCRIPTION

[0029] In order to make the purposes, technical schemes and advantages of the embodiments of the present application clearer, the technical schemes of the embodiments of the present application will be described clearly and completely below in conjunction with the drawings of the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application. Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only to represent selected embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0030] In the description of the present application, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0031] Referring to Figures 1-6 The present application provides a specific embodiment of a pin type refilling device, which comprises an excess joint 30, a refilling welding seat 20, and a silica gel sealing cover 11. The refilling welding seat 20 is welded at the top end of the tank body, the top end of the refilling welding seat 20 is sealed by the silica gel sealing cover 11, and the refilling welding seat 20 is threadedly connected with the excess joint 30 at the top end.

[0032] The refilling device comprises a refilling needle 10, a refilling threaded joint 40, and a refilling head 50. The refilling head 50 is detachably connected to the middle of the refilling threaded joint 40, the bottom end of the refilling threaded joint 40 is exposed by the bottom end of the refilling head 50, the refilling threaded joint 40 is threadedly connected to the top end of the excess joint 30, and the refilling needle 10 fixed at the bottom end of the refilling head 50 is aligned with the silica gel sealing cover 11 and penetrates through the refilling welding seat 20.

[0033] The refilling device further comprises silica gel hoses 70, the number of which is several. One end of each silica gel hose 70 is connected to the top end of the refilling head 50, and the other end is connected to a material source. The material source refers to a reaction agent that needs to be added for auxiliary reaction.

[0034] In the embodiment, the overjoint 30 is installed on the feeding welding base 20 fixed on the top of the reaction tank or the fermentation tank, and different types of feeding heads 50 are assembled on the overjoint 30, including but not limited to double-pin type feeding heads and single-pin type feeding heads; the feeding head 50 does not contact the silica gel sealing cover 11, and the silica gel sealing cover 11 is not abraded when the feeding head 50 is disassembled; if the material drops on the overjoint 30, the overjoint 30 can also be disassembled and cleaned.

[0035] The feeding head 50 is connected with the material source through the silica gel hose 70, the pump is used to control the timing of the material to be transported to the silica gel hose 70, and then the material enters the feeding head 50, so that the whole process is contactless, the feeding head 50 does not need to be disassembled and assembled, and bacterial infection in the feeding process is reduced.

[0036] The utility model also includes sealing ring 90, first recess 501 is opened on the outer wall of the bottom of feeding head 50, when the feeding head 50 is connected with overjoint 30, sealing ring 90 is placed in recess 501, here sealing ring 90 includes but is not limited to O type sealing ring.

[0037] The utility model also includes shaft baffle 80, second recess 502 is opened on the outer wall of the top of feeding head 50, when the feeding head 50 is installed in feeding screw joint 40, shaft baffle 80 is located in second recess 502, and shaft baffle 80 is in contact with the top of feeding screw joint 40.

[0038] When the feeding head 50 is assembled, the upper end and the lower end are sealed by sealing ring 90 and shaft baffle 80 respectively, the air tightness of the feeding head 50 and the feeding screw joint 40 is enhanced, and bacteria cannot run into the device.

[0039] In some embodiments, the feeding head 50 is a double-pin type feeding head.

[0040] Furthermore, the feeding head 50 includes a pipe body 503, two pins 504, and a feeding needle 10, the top of the pipe body 503 is fixed with the pins 504, the bottom of the pins 504 penetrates the top of the pipe body 503 and communicates with a mixing cavity 505 inside the pipe body, and the other end of the pins 504 communicates with the silica gel hose 70; the feeding needle 10 is installed at the bottom of the pipe body 503 and mixes with the mixing cavity.

[0041] The two pins 504 of the double-pin type feeding head can be connected with two different material sources, two auxiliary agents can be added, and the utility is stronger.

[0042] As a possible embodiment, two or more pins 504 are assembled at the top of the pipe body 503, multiple material sources are connected, multiple auxiliary agents are added, and the application range is wider.

[0043] In some embodiments, the feeding head 50 is a single-needle feeding head.

[0044] Further, the feeding head 50 comprises a tube body 503, a needle 504, and a feeding needle 10. The feeding needle 10 is installed at the bottom end of the tube body 503. The needle 504 is located at the top end of the tube body 503. One end of the needle 504 is in communication with the silicone hose 70, and the other end vertically penetrates the tube body 503 and is in communication with the feeding needle 10.

[0045] The single-needle feeding head is connected with only one material source. However, the needle 504 vertically penetrates the tube body 503 and is in communication with the feeding needle 10, so that the feeding head 50 does not accumulate materials and is not blocked.

[0046] In some embodiments, the end face of the bottom end of the feeding needle 10 is an inclined surface. The bottom end of the feeding needle 10 is sharp, so that the feeding needle 10 can easily pierce the silicone sealing cover 11 and enter the reaction tank or the fermentation tank.

[0047] In some embodiments, the outer surface of the excess joint 30 and the feeding threaded joint 40 is engraved with threads. When the feeding head 50 or the excess joint 30 is disassembled, the friction force with the hand is increased, so that the feeding head 50 or the excess joint 30 can be directly twisted and opened, and the labor is saved.

[0048] In some embodiments, the outer diameter of the top end of the needle 504 is smaller than the outer diameter of the middle of the needle 504. When the needle 504 is connected with the silicone hose 70, the connection is more compact.

[0049] The above only describes preferred embodiments of the present application and is not used to limit the present application. For those skilled in the art, the present application can be variously changed and modified. Any modification, equivalent replacement, improvement, etc. within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A pin-type feeder, characterized in that: The tank comprises a transition joint (30), a material replenishing welding seat (20), and a silicone sealing cover (11). The material replenishing welding seat (20) is welded to the top of the tank body. The top of the material replenishing welding seat (20) is sealed with the silicone sealing cover (11). The top of the material replenishing welding seat (20) is threadedly connected to the transition joint (30). A feeding needle (10), a feeding threaded joint (40) and a feeding head (50), wherein the feeding head (50) is detachably connected to the middle of the feeding threaded joint (40), with the bottom end of the feeding head (50) exposed from the bottom end of the feeding threaded joint (40), and the feeding threaded joint (40) is threadedly connected to the top end of the transition joint (30), so that the feeding needle (10) fixed at the bottom end of the feeding head (50) is aligned with the feeding silicone sealing cover (11) and passes through the feeding welding seat (20); It also includes a plurality of silicone hoses (70), one end of which is connected to the top of the feeding head (50) and the other end is connected to the material source.

2. The pin-type feeder according to claim 1, characterized in that: It also includes a sealing ring (90). A first groove (501) is opened on the outer wall of the bottom end of the feeding head (50). When the feeding head (50) is connected to the transition joint (30), the sealing ring (90) is placed in the groove (501).

3. The pin-type feeder according to claim 1, characterized in that: The invention also includes a shaft retaining ring (80), and a second groove (502) is formed on the outer wall of the top end of the feeding head (50). When the feeding head (50) is installed on the feeding threaded joint (40), the shaft retaining ring (80) is located in the second groove (502), and the shaft retaining ring (80) is in contact with the top end of the feeding threaded joint (40).

4. The pin-type feeder according to claim 1, characterized in that: The feeding head (50) is a double-pin type feeding head.

5. The pin-type feeder according to claim 4, characterized in that: The feeding head (50) comprises a tube body (503), two insertion pins (504), and a feeding needle (10). A plurality of insertion pins (504) are fixed to the top of the tube body (503), and the bottom ends of the insertion pins (504) pass through the top of the tube body (503) and are connected to the mixing chamber (505) inside the tube body. The other ends of the insertion pins (504) are connected to the silicone hose (70); the feeding needle (10) is installed at the bottom end of the tube body (503) and mixes with the mixing chamber.

6. The pin-type feeder according to claim 1, characterized in that: The feeding head (50) is a single-pin type feeding head.

7. The pin-type feeder according to claim 6, characterized in that: The feeding head (50) includes a tube body (503), an insertion needle (504), and a feeding needle (10), wherein the feeding needle (10) is installed at the bottom end of the tube body (503), and the insertion needle (504) is located at the top end of the tube body (503), and one end of the insertion needle (504) is connected to the silicone hose (70), and the other end vertically penetrates the tube body (503) and is connected to the feeding needle (10).

8. The pin-type feeder according to claim 1, characterized in that: The end surface of the bottom end of the feeding needle (10) is an inclined surface.

9. The pin-type feeder according to claim 1, characterized in that: The outer surfaces of the transition joint (30) and the material feeding threaded joint (40) are both engraved with threads.

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