A multifunctional machine to assist the use of sterile bags

CN224829736UActive Publication Date: 2026-10-09GUANGZHOU DAQIAO FOOD EQUIP CO LTD
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Patent Information

Application Number
CN202522328594.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-11-03
Publication Date
2026-10-09
Estimated Expiration
2035-11-03

AI Technical Summary

Technical Problem

1、取料时,需要将一只手拖住无菌袋,一只手用于打开出料龙头,操作非常不便,如果无菌袋体积较大,需要将无菌袋放置在操作台上进行取料,由于无菌袋为柔性袋,无菌袋无法稳定的放置在操作台上,容易变形倾倒,影响取料

Benefits of technology

1、本实用新型中的多功能机器,通过设置机壳,可以对无菌袋起到稳定的固定作用,使得无菌袋可以在料仓中保持直立和稳定,不会随意塌陷,有效防止无菌袋发生倾倒,通过将出料龙头从通孔中穿出,并位于机壳外,无菌袋经过固定后,非常方便的将出料龙头打开,从而十分方便对液态食品原料进行取用,操作更加简单,起到很好的辅助效果。

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Abstract

The utility model discloses a kind of multifunctional machines for assisting sterile bag use, including shell, the bin for placing sterile bag being arranged in the inside of shell and pressure plate and the extrusion driving mechanism for driving pressure plate movement to extrude sterile bag are arranged in bin interior;Wherein, the shell is equipped with through-hole, the through-hole is communicated with bin, and the sterile bag's discharge tap is extended outside shell through the through-hole.This multifunctional machine is rich in function, can stably support sterile bag, assist sterile bag use, so that liquid food raw materials are more conveniently taken, operation is simpler, and the material taking speed of sterile bag can also be improved, the residue of liquid food raw materials is reduced, discharge is very sufficient, and work efficiency is higher.
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Description

Technical Field

[0001] This utility model relates to the field of food packaging technology, specifically to a multifunctional machine that assists in the use of aseptic bags. Background Technology

[0002] Liquid food ingredients mainly include fruit juice, puree, jam, premixed liquid, thin porridge, sugar water, syrup, etc.; they are the main ingredients used in tea shops, dessert shops, central kitchens, and other similar establishments. For ease of use in various locations, factory-produced liquid food ingredients are typically stored in flexible aseptic bags equipped with a dispensing nozzle. When needed, the nozzle is opened to remove the liquid food ingredient from the aseptic bag, which is then used by staff to prepare beverages. However, this method has the following drawbacks: 1. When picking up materials, one hand needs to hold the sterile bag and the other hand is used to open the discharge faucet, which is very inconvenient. If the sterile bag is large, it needs to be placed on the operating table for picking up materials. Since the sterile bag is a flexible bag, it cannot be placed stably on the operating table and is easy to deform and tip over, affecting the picking up of materials.

[0003] 2. Due to the good sealing of the aseptic bag, there is only one outlet on the aseptic bag, which makes the discharge of the material from the outlet very slow. This is especially true for liquid food ingredients with high viscosity, which are difficult to discharge. At the same time, most of the liquid food ingredients will remain in the aseptic bag, resulting in low discharge efficiency and insufficient discharge. Utility Model Content

[0004] The purpose of this invention is to overcome the aforementioned problems and provide a multifunctional machine that assists in the use of aseptic bags. This multifunctional machine has a variety of functions, can provide stable support for aseptic bags, assist in the use of aseptic bags, thereby making it more convenient to handle liquid food raw materials, simplifying operation, improving the material handling speed of aseptic bags, reducing the residue of liquid food raw materials, ensuring thorough material discharge, and increasing work efficiency.

[0005] The objective of this utility model is achieved through the following technical solution: A multifunctional machine for assisting in the use of sterile bags includes a housing, a hopper disposed inside the housing for holding sterile bags, a pressing plate disposed inside the hopper, and a pressing drive mechanism for driving the pressing plate to squeeze the sterile bags; wherein, the housing is provided with a through hole, the through hole is connected to the hopper, and the discharge nozzle of the sterile bags extends out of the housing through the through hole.

[0006] The working principle of the multi-functional machine used to assist in the production of sterile bags is as follows: The casing provides stable fixation for the aseptic bags, ensuring they remain upright and stable within the hopper, preventing collapse and tipping. The discharge nozzle, extending from the through-hole and positioned outside the casing, allows for easy opening of the nozzle after the aseptic bag is secured, facilitating the retrieval of liquid food ingredients. The casing and aseptic bags work together to form a closed "packaging-storage-retrieval" system. During retrieval, a pressure plate is driven by a compression mechanism, compressing the aseptic bag and providing power for the liquid food ingredients to flow out, accelerating the discharge speed, especially suitable for high-viscosity liquids.

[0007] In a preferred embodiment of this utility model, the through hole is located on the front of the housing, the pressure plate is located between the aseptic bag and the back of the housing, and the extrusion drive mechanism includes a tension spring that acts between the housing and the pressure plate. In this structure, when the aseptic bag is filled with liquid food ingredients, it pushes the pressure plate outwards, increasing the distance between the pressure plate and the front of the housing. The tension spring then stretches against its own elasticity, ensuring the aseptic bag is always subjected to the tension spring's force, resulting in the pressure plate squeezing the bag. During use, simply opening the discharge tap allows the pressure plate to automatically squeeze the aseptic bag under the tension spring's force, providing power for the liquid food ingredients to flow out, accelerating the discharge speed, and making operation more convenient.

[0008] Preferably, the lower ends of the hopper are provided with guide grooves on both sides, and the lower ends of the pressure plate are provided with sliding columns on both sides. The guide grooves and the sliding columns are connected in cooperation. By providing guide grooves, the pressure plate can be guided. By providing sliding columns, the sliding columns can rotate and slide in the guide grooves, allowing the pressure plate to swing outwards and open the hopper for easy replacement of sterile bags.

[0009] Preferably, the number of tension springs is three, including one upper tension spring and two lower tension springs. The lower end of the pressure plate has outwardly protruding seats on both sides, and the lower tension springs are correspondingly arranged with the protruding seats. One end of the upper tension spring acts on the upper middle part of the pressure plate, and the other end acts on the machine housing. One end of the lower tension spring acts on the end of the protruding seat, and the other end acts on the machine housing. By using three tension springs, the extrusion effect can be improved, and the discharge speed can be increased.

[0010] Preferably, the bottom of the housing is provided with a base, and the base is provided with a receiving platform for placing the receiving device. In the above structure, the receiving platform is located below the dispensing faucet. When it is necessary to pick up the material, the receiving device (such as a measuring cup or a cup) is placed on the receiving platform and aligned with the dispensing faucet. Then, the dispensing faucet is opened, and the liquid food raw material in the aseptic bag flows out from the dispensing faucet and falls into the receiving device.

[0011] Preferably, the lower front end of the housing is provided with an inwardly recessed clearance groove. By providing the clearance groove, a larger placement space can be provided when placing the receiving device on the receiving platform, and the receiving device can extend into the clearance groove to ensure that the receiving device can be aligned with the discharge nozzle.

[0012] Preferably, a display screen is provided on the upper front of the casing. The display screen can show various information, such as the ingredient information and expiration date of the liquid food raw materials in the aseptic bag. It will automatically prompt that the liquid food raw materials have passed their optimal usage time and recommend replacement after the aseptic bag has been opened and used for 30 hours.

[0013] Preferably, a weighing module is provided at the bottom of the base. In the above structure, the weighing module can weigh the liquid food ingredients in the aseptic bag. When the weight of the liquid food ingredients falls below a certain weight (threshold), the display screen will provide a prompt, facilitating timely replacement of the aseptic bag. At the same time, the weighing module can also serve as a timer. When the liquid food ingredients are used for the first time, the weight of the liquid food ingredients in the aseptic bag will begin to decrease, allowing the time of opening the aseptic bag to be recorded and a countdown to be started. When the countdown reaches 30 hours, the display screen will display a message indicating that the liquid food ingredients are not safe to drink, ensuring the safety of the liquid food ingredients.

[0014] Preferably, before use, the outlet of the discharge faucet is sealed with an electronic tag seal. The electronic tag seal uses RFID technology. When replacing the aseptic bag, the display screen automatically identifies the RFID tag and reads the information. When the electronic tag seal is torn, the electronic tag is also destroyed and cannot be recognized by the display screen. This prevents refilling, reuse, and verifies the authenticity of the product.

[0015] Preferably, the interior of the housing is provided with a partition, and the hopper is located above the partition. By setting the partition, the sterile bags can be supported, and the internal space of the housing can be divided into upper and lower cavities, with the upper cavity forming the hopper.

[0016] Compared with the prior art, the present invention has the following advantages: 1. The multifunctional machine of this utility model, by setting up a casing, can stably fix the aseptic bag, so that the aseptic bag can remain upright and stable in the hopper and will not collapse at will, effectively preventing the aseptic bag from tipping over. By passing the discharge nozzle through the through hole and being located outside the casing, the discharge nozzle can be easily opened after the aseptic bag is fixed, making it very convenient to take out liquid food raw materials. The operation is simpler and plays a very good auxiliary role.

[0017] 2. The multifunctional machine in this utility model can compress the sterile bags by setting a pressure plate, which further ensures that the sterile bags remain upright and stable in the hopper and will not collapse at will.

[0018] 3. The multifunctional machine of this utility model opens the discharge faucet during the material handling process. The pressure plate is driven by the extrusion drive mechanism to move. The pressure plate can squeeze the aseptic bag, and the aseptic bag is subjected to continuous pressure, simulating the effect of "squeezing a bottle". This provides power for the flow of liquid food raw materials, speeds up the discharge speed, and is especially suitable for high viscosity liquids, improving discharge efficiency. It has a wide range of applications and is suitable for handling a variety of liquid food raw materials, from low viscosity fruit juice to high viscosity syrup, jam, yogurt and other liquids.

[0019] 4. The multifunctional machine in this utility model can completely squeeze out most of the residual liquid food raw materials through the pressure plate, and the discharge is very sufficient, which reduces the waste of liquid food raw materials and reduces costs and increases efficiency. Attached Figure Description

[0020] Figure 1 This is a three-dimensional structural schematic diagram of the first specific embodiment of a multifunctional machine for assisting in the use of sterile bags according to the present invention.

[0021] Figure 2 This is a three-dimensional structural diagram of the multifunctional machine of this utility model from another perspective.

[0022] Figure 3 This is a cross-sectional view of the multifunctional machine in this utility model.

[0023] Figure 4 This is a three-dimensional structural diagram of the multifunctional machine in this utility model without a back panel.

[0024] Figure 5 A cross-sectional view showing the multifunctional machine of this utility model without the sterile bag.

[0025] Figure 6 This is a three-dimensional structural diagram of the pressure plate in this utility model.

[0026] Figure 7 This is a three-dimensional structural diagram of the aseptic bag in this utility model.

[0027] Figure 8 This is a cross-sectional view of the second specific embodiment of the multifunctional machine in this utility model.

[0028] Figure 9 This is a cross-sectional view of the third specific embodiment of the multifunctional machine in this utility model.

[0029] Figure 10 This is a partial cross-sectional view of the fifth specific embodiment of the multifunctional machine in this utility model. Detailed Implementation

[0030] To enable those skilled in the art to fully understand the technical solution of this utility model, the present utility model will be further described below in conjunction with the embodiments and accompanying drawings, but the implementation of this utility model is not limited thereto.

[0031] Example 1 See Figures 1-7 This embodiment discloses a multifunctional machine for assisting in the use of sterile bags, including a housing 1, a hopper 2 disposed inside the housing 1 for holding sterile bags 6, a pressing plate 3 disposed inside the hopper 2, and a pressing drive mechanism 4 for driving the pressing plate 3 to move to squeeze the sterile bags 6; wherein, the housing 1 is provided with a through hole 5, the through hole 5 is connected to the hopper 2, and the discharge nozzle 7 of the sterile bags 6 extends out of the housing 1 through the through hole 5.

[0032] See Figures 1-7 In this embodiment, the pressure plate 3 and the extrusion drive mechanism 4 serve three main purposes: The purpose of the support is to compress the sterile bag 6, keeping it upright and stable inside the casing 1, and preventing it from collapsing at will.

[0033] The purpose of pressurization is to apply continuous pressure to the aseptic bag 6 when the discharge faucet 7 is opened, simulating the effect of "squeezing a bottle", providing initial power for the liquid food raw materials in the aseptic bag 6 to flow out, and accelerating the discharge speed, which is especially suitable for high viscosity liquids.

[0034] Purpose of emptying: When there is little liquid food material remaining in the aseptic bag 6, by increasing the pressure, most of the liquid food material remaining in the aseptic bag 6 can be completely squeezed out, basically achieving zero waste.

[0035] See Figures 1-7The through hole 5 is located on the front of the housing 1, and the pressure plate 3 is located between the aseptic bag 6 and the back of the housing 1. The extrusion drive mechanism 4 includes a tension spring 4-1, which acts between the housing 1 and the pressure plate 3. The elastic force of the tension spring 4-1 causes the pressure plate 3 to move towards the front of the housing 1, thereby extruding the aseptic bag 6. In the above structure, when the aseptic bag 6 is filled with liquid food raw materials, it will push the pressure plate 3 outward, increasing the distance between the pressure plate 3 and the front of the housing 1. The tension spring 4-1 will then stretch against its own elastic force. Therefore, the aseptic bag 6 is always subjected to the elastic force of the tension spring 4-1, resulting in the aseptic bag 6 being extruded by the pressure plate 3. In use, simply open the discharge tap 7. Under the elastic force of the tension spring 4-1, the pressure plate 3 will automatically extrude the aseptic bag 6, providing power for the liquid food raw materials to flow out, accelerating the discharge speed, and making operation more convenient.

[0036] See Figures 1-7 The lower end of the hopper 2 is provided with guide grooves 8 on both sides, and the lower end of the pressure plate 3 is provided with sliding columns 9 on both sides. The guide grooves 8 and the sliding columns 9 are connected in cooperation. By setting the guide grooves 8, the pressure plate 3 can be guided. By setting the sliding columns 9, the sliding columns 9 can rotate and slide in the guide grooves 8, allowing the pressure plate 3 to swing outward and open the hopper 2 for easy replacement of the sterile bag 6.

[0037] See Figures 1-7 The number of tension springs 4-1 is three, including one upper tension spring and two lower tension springs. The lower end of the pressure plate 3 has outwardly protruding seats 10 on both sides, and the lower tension springs are correspondingly arranged with the protruding seats 10. One end of the upper tension spring acts on the upper middle part of the pressure plate 3, and the other end acts on the machine housing 1. One end of the lower tension spring acts on the end of the protruding seat 10, and the other end acts on the machine housing 1. By setting three tension springs 4-1, the extrusion effect can be improved, and the discharge speed can be increased.

[0038] See Figures 1-7The aseptic bag 6 is a two-opening bag, equipped with a filling connector 11 and a discharging connector 12. The filling connector 11 has a sealing plug 13, and the discharging nozzle 7 is located on the discharging connector 12. The filling connector 11 is mainly used to fill the aseptic bag 6 with liquid food ingredients. After filling, the aseptic filling port on the filling connector 11 is sealed by the plug 13. This multi-functional machine is suitable for the aseptic packaging, storage, and retrieval of liquid food ingredients (such as juice, jam, premixed liquid, thin porridge, sugar water, syrup, dairy liquids, etc.), and is particularly suitable for commercial scenarios such as tea shops, coffee shops, and restaurants that require hygienic and efficient handling of liquid ingredients. The aseptic bag 6 in this embodiment adopts a dual-port design, with one inlet (aseptic filling port) on the filling connector 11 and one outlet on the discharging connector 12.

[0039] See Figures 1-7 The bottom of the housing 1 is provided with a base 24, and a receiving platform 14 for placing receiving devices is provided on the base 24. In the above structure, the receiving platform 14 is located below the dispensing faucet 7. When it is necessary to pick up materials, the receiving device (such as a measuring cup or a cup) is placed on the receiving platform 14 and aligned with the dispensing faucet 7. Then the dispensing faucet 7 is opened, and the liquid food raw materials in the aseptic bag 6 flow out from the dispensing faucet 7 and fall into the receiving device.

[0040] See Figures 1-7 The lower front end of the housing 1 is provided with an inwardly recessed clearance groove 15. By providing the clearance groove 15, when placing the receiving device on the receiving platform 14, there is a larger placement space, and the receiving device can extend into the clearance groove 15 to ensure that the receiving device can be aligned with the discharge faucet 7.

[0041] See Figures 1-7 The upper front of the casing 1 is equipped with a display screen 16. By setting the display screen 16, various information can be displayed, such as the ingredient information and expiration date information of the liquid food raw materials in the aseptic bag 6. When the aseptic bag 6 has been opened and used for 30 hours, it will automatically prompt that the liquid food raw materials have passed the optimal use time and recommend replacement, and the display screen 16 will provide the prompt.

[0042] See Figures 1-7The base 24 has a weighing module 17 at its bottom, which can be a weighing sensor and is connected to the display screen 16. In the above structure, the weighing module 17 can weigh the liquid food raw material in the aseptic bag 6. When the weight of the liquid food raw material is lower than a certain weight (threshold), the display screen 16 will provide a prompt, facilitating the timely replacement of the aseptic bag 6. At the same time, the weighing module 17 can also start a timer. When the liquid food raw material is used for the first time, the weight of the liquid food raw material in the aseptic bag will begin to decrease, allowing the time of opening of the aseptic bag 6 to be recorded and a countdown to be performed. When the countdown reaches 30 hours, the display screen 16 will indicate that the liquid is not for consumption, ensuring the safety of the liquid food raw material and prompting the timely replacement of the aseptic bag 6.

[0043] See Figures 1-7 Before use, the outlet of the discharge tap 7 of the aseptic bag 6 is sealed with an electronic tag seal 18. The electronic tag seal 18 adopts RFID technology. When the aseptic bag 6 is replaced, the display screen 16 will automatically identify the electronic tag of the RFID (electronic tag seal 18) and read the information. When the electronic tag seal 18 is torn, the electronic tag will also be destroyed and the display screen 16 will not be able to identify it. This can prevent refilling, reuse, and detect whether it is genuine.

[0044] See Figures 1-7 The housing 1 has an internal partition 19, and the hopper 2 is located above the partition 19. The through hole 5 is located in the middle or lower middle part of the housing 1. Its purpose is to allow the through hole 5 to be at a certain height from the bottom of the housing 1, so that the discharge tap 7 can be raised, making it convenient to place the receiving device below the discharge tap 7. By setting the partition 19, the sterile bag 6 can be supported, and the internal space of the housing 1 can be divided into upper and lower cavities. The upper cavity constitutes the hopper 2.

[0045] See Figures 1-7 The multifunctional machine in this embodiment can integrate a microcontroller and connect with a weighing sensor and a display screen 16 to achieve weight monitoring and inventory management.

[0046] See Figures 1-7 The back of the housing 1 is provided with a detachable back plate 20. The back plate 20 makes the entire multi-functional machine very compact.

[0047] See Figures 1-7The aseptic bag 6 is a flexible aseptic bag made of a flexible composite film material, such as PE / PA / EVOH composite material, which has high barrier properties, light-blocking properties, and food-grade safety characteristics. The flexible aseptic bag 6 greatly saves transportation and storage space. The housing 1 is a rigid structure, such as a food-grade plastic housing 1 or a stainless steel housing 1, used to accommodate and support the frameless aseptic bag 6.

[0048] See Figures 1-7 The working principle of the aforementioned multi-functional machine used to assist in the use of sterile bags is as follows: The housing 1 provides stable fixation for the aseptic bag 6, ensuring it remains upright and stable within the hopper 2, preventing it from collapsing and tipping over. The discharge nozzle 7, extending from the through hole 5 and positioned outside the housing 1, allows for easy opening of the nozzle after the aseptic bag 6 is secured, facilitating the retrieval of liquid food ingredients. The housing 1 and the aseptic bag 6 work together to form a closed "packaging-storage-retrieval" system. During retrieval, the extrusion drive mechanism 4 drives the pressure plate 3, which in turn extrudes the aseptic bag 6, providing power for the liquid food ingredients to flow out and accelerating the discharge speed, making it particularly suitable for high-viscosity liquids.

[0049] Example 2 See Figure 8 In this embodiment, the other structures are the same as in Embodiment 1, except that the pressing plate 3 can be horizontally arranged in the hopper 2. The extrusion drive mechanism 4 includes a compression spring 4-2, which is positioned between the top of the housing 1 and the pressing plate 3. The upper end of the compression spring 4-2 acts on the top of the housing 1, and the lower end acts on the pressing plate 3. By setting the compression spring 4-2, the aseptic bag 6 can be automatically extruded. When the aseptic bag 6 is filled with liquid food raw materials, it will push the pressing plate 3 upward in the hopper 2, thus compressing the compression spring 4-2. Therefore, the pressing plate 3 will be subjected to a downward force from the compression spring 4-2, squeezing the aseptic bag 6 downward. In use, simply open the discharge tap 7. Under the elastic force of the compression spring 4-2, the pressing plate 3 will automatically squeeze the aseptic bag 6, providing power for the liquid food raw materials to flow out, accelerating the discharge speed, and making operation more convenient. A removable top plate can be provided on the top of the housing 1 for easy operation.

[0050] Example 3 See Figure 9In this embodiment, the other structures are the same as in Embodiment 1, except that the extrusion drive mechanism 4 includes a compression spring 4-2. The compression spring 4-2 is disposed between the back plate 20 and the pressure plate 3. One end of the compression spring 4-2 acts on the back plate 20, and the other end acts on the pressure plate 3. By setting the compression spring 4-2, the aseptic bag 6 can be automatically extruded. When the aseptic bag 6 is filled with liquid food raw materials, it will push the pressure plate 3 towards the back plate 20 in the hopper 2, thus compressing the compression spring 4-2. Therefore, the pressure plate 3 will be subjected to the force of the compression spring 4-2 towards the front of the housing 1, extruding the aseptic bag 6. In use, simply open the discharge tap 7. Under the elastic force of the compression spring 4-2, the pressure plate 3 will automatically extrude the aseptic bag 6, providing power for the liquid food raw materials to flow out, accelerating the discharge speed, and making operation more convenient.

[0051] The number of compression springs 4-2 can be multiple.

[0052] Example 4 See Figure 5 and Figure 10 The other structures in this embodiment are the same as in Embodiment 1, except that the discharge connector 12 can be cylindrical, and the diameter of the discharge connector 12 matches the diameter of the through hole 5. In the above structure, the diameter of the discharge connector 12 matches the diameter of the through hole 5, that is, the diameter of the discharge connector 12 is the same as the diameter of the through hole 5. The through hole 5 can play a good radial positioning role for the discharge connector 12, thereby ensuring the stability of the material taking out by the discharge faucet 7 and preventing shaking.

[0053] The maximum dimension of the discharge nozzle 7 in the radial direction of the discharge connector 12 is smaller than the diameter of the through hole 5. This is to facilitate the discharge nozzle 7 to pass through the through hole 5, making it very convenient to use.

[0054] Example 5 See Figure 5 and Figure 10 Based on embodiment 4, a fixing mechanism can be provided between the housing 1 and the discharge connector 12. By providing the fixing mechanism, the discharge connector 12 can be fixed on the through hole 5, thereby preventing the discharge connector 12 from shaking. This prevents the discharge faucet 7 from shaking, falling off, or shifting when taking liquid food raw materials, ensuring more stable operation.

[0055] See Figure 5 and Figure 10The fixing mechanism includes mounting ears 21 on both sides of the through hole 5, screws 22 on each mounting ear 21, and fixing screw holes on both sides of the discharge connector 12. The mounting ears 21 are fixed to the outer wall of the housing 1, and the screws 22 pass through the mounting ears 21 and engage with the fixing screw holes. In the above structure, during installation, the sterile bag 6 is placed in the hopper 2 of the housing 1, and the discharge nozzle 7 is passed through the through hole 5, extending out of the housing 1. The fixing screw holes of the discharge connector 12 also extend out of the housing 1. The positions of the fixing screw holes are aligned with the screws 22, and the screws 22 are screwed into the fixing screw holes to fix the discharge connector 12, thereby fixing the discharge nozzle 7.

[0056] Example 6 The other structures in this embodiment are the same as in embodiment 1. The difference is that the extrusion drive mechanism 4 can be an electric push rod, which can extrude the pressure plate 3 by extending and retracting the electric push rod.

[0057] The above are preferred embodiments of the present utility model, but the embodiments of the present utility model are not limited to the above content. Any changes, modifications, substitutions, combinations, or simplifications made without departing from the spirit and principle of the present utility model shall be considered equivalent substitutions and shall be included within the protection scope of the present utility model.

Claims

1. A multifunctional machine for assisting in the use of sterile bags, characterized in that, The device includes a housing, a hopper inside the housing for holding sterile bags, a pressing plate inside the hopper, and a pressing drive mechanism for driving the pressing plate to squeeze the sterile bags; wherein, the housing has a through hole, the through hole is connected to the hopper, and the discharge nozzle of the sterile bags extends out of the housing through the through hole.

2. The multifunctional machine according to claim 1, characterized in that, The through hole is located on the front of the housing, the pressure plate is located between the sterile bag and the back of the housing, and the extrusion drive mechanism includes a tension spring that acts between the housing and the pressure plate.

3. The multifunctional machine according to claim 2, characterized in that, The lower end of the hopper is provided with guide grooves on both sides, and the lower end of the pressure plate is provided with sliding columns on both sides. The guide grooves are connected to the sliding columns.

4. The multifunctional machine according to claim 2, characterized in that, The number of tension springs is three, including one upper tension spring and two lower tension springs. The lower end of the pressure plate has outwardly protruding seats on both sides, and the lower tension springs are arranged in a one-to-one correspondence with the protruding seats. One end of the upper tension spring acts on the middle of the upper end of the pressure plate, and the other end of the upper tension spring acts on the machine housing. One end of the lower tension spring acts on the end of the protruding seat, and the other end of the lower tension spring acts on the machine housing.

5. The multifunctional machine according to claim 1, characterized in that, The bottom of the housing is provided with a base, and the base is provided with a receiving platform for placing receiving tools.

6. The multifunctional machine according to claim 5, characterized in that, The lower front end of the housing is provided with an inwardly recessed clearance groove.

7. The multifunctional machine according to claim 1, characterized in that, The front of the casing is equipped with a display screen.

8. The multifunctional machine according to claim 7, characterized in that, The base is equipped with a weighing module at its bottom.

9. The multifunctional machine according to claim 7, characterized in that, Before use, the outlet of the aseptic bag is sealed with an electronic tag seal.

10. The multifunctional machine according to claim 1, characterized in that, The machine casing has a partition inside, and the hopper is located above the partition.