CN212149914U - Knob formula bottleneck seal structure of stomach nutrition bag - Google Patents

Knob formula bottleneck seal structure of stomach nutrition bag Download PDF

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Publication number
CN212149914U
CN212149914U CN202020811905.8U CN202020811905U CN212149914U CN 212149914 U CN212149914 U CN 212149914U CN 202020811905 U CN202020811905 U CN 202020811905U CN 212149914 U CN212149914 U CN 212149914U
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CN
China
Prior art keywords
sliding block
inner support
groove
section
nutrition bag
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN202020811905.8U
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Chinese (zh)
Inventor
韩秀秀
宦迎春
李孟喜
秦洁
秦宜梅
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Affiliated Hospital of Jiangsu University
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Affiliated Hospital of Jiangsu University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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Priority to CN202020811905.8U priority Critical patent/CN212149914U/en
Application granted granted Critical
Publication of CN212149914U publication Critical patent/CN212149914U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

A knob type bottleneck sealing structure of a gastrointestinal nutrition bag comprises a bottleneck seat, an inner support leg, a sliding sleeve, a lower fixing block, a sliding block, an upper fixing block, a spring, a twist cover, a sealing ring and a protective film; the bottom end of the bottleneck seat is fixedly arranged with the bag body of the gastrointestinal nutrition bag; the inner support is arranged at the top end of the bottleneck seat, and the inner support legs are circumferentially arranged on the side wall of the inner support; the sliding sleeve is arranged at the top end of the inner support; the lower fixed block is arranged in the sliding sleeve; the sliding block and the sliding sleeve are arranged in a sliding manner; the upper fixed block is arranged at the bottom end of the sliding block; the spring is arranged in the sliding sleeve; the twist cover is arranged on the outer wall of the top end of the bottleneck seat, the outer clamping ring is embedded into the outer clamping groove, the twist cover and the bottleneck seat are rotatably arranged, and the sliding block is in threaded connection with the liquid leakage section; the protective film is arranged on the top end face of the twist cover. The utility model has the advantages of easy and convenient operation process, safe and pollution-free use process and strong safety; the gastrointestinal nutrition bag has stronger sealing property when in use.

Description

Knob formula bottleneck seal structure of stomach nutrition bag
Technical Field
The utility model relates to the field of medical supplies, especially a knob formula bottleneck seal structure of stomach nutrition bag.
Background
At present, aiming at the phenomenon that a special patient cannot eat food, for example, a patient with esophageal cancer cannot eat food normally, a doctor generally adopts a mode of inserting a nasogastric tube or a nasointestinal tube into the patient body, and drips a homogenate diet or an element diet into the nasogastric tube or the nasointestinal tube through a nutrition bag so as to maintain nutritional elements required in the patient body, including carbohydrates, fat emulsion and the like, essential and non-essential amino acids, vitamins, electrolytes, trace elements and the like, so that the patient can recover to provide enough nutritional support as soon as possible after a surgery.
A common disposable gastrointestinal nutrition bag generally comprises a medicine adding port, a bag body, a guide pipe, a regulator, a dropping bottle, a connector and a protective cap. The bottleneck is filled in through the bottleneck stopper of interior stopper in the medicine mouth department of stomach nutrition bag during current use, realizes sealing the bottleneck to be provided with the hasp structure in the side of bottleneck stopper and carry out the overlap joint fixed, realize that bottleneck stopper and bottleneck are spacing fixed. When the medicine process is added to the gastrointestinal nutrition bag, the hasp structure needs to be contacted, and the medicine process can be added to the bottleneck by pulling out the bottleneck plug. The prior gastrointestinal nutrition bag has the following defects when being used at the bottle mouth: (1) bottle mouth department adopts the bottle plug structure to seal, need to pull open the bottle plug when filling medicine, but the laminating of bottle plug structure and bottle mouth department is inseparable, and the bottle plug has great suction, opens the bottle plug and need use great effort, opens the difficulty, leads the interior nutrient solution of stomach nutrition bag to pour away easily when opening the bottle plug, and the security is relatively poor. (2) When the gastrointestinal nutrition bag is opened, the bottle plug is turned outwards to one side of the bottle neck, in the process of filling nutrient solution into the gastrointestinal nutrition bag, the structure of the bottle plug is easy to contact with other objects, so that the bottle plug is polluted, when the bottle plug is covered again, the pollution in the gastrointestinal nutrition bag is easy to cause, and the sanitation of the gastrointestinal nutrition bag is poor.
SUMMERY OF THE UTILITY MODEL
In order to solve the existing problem, the utility model discloses a intestines and stomach nutrition bag's knob formula bottleneck seal structure, its concrete technical scheme as follows: a knob type bottleneck sealing structure of a gastrointestinal nutrition bag comprises a bottleneck seat, an inner support leg, a sliding sleeve, a lower fixing block, a sliding block, an upper fixing block, a spring, a twist cover, a sealing ring and a protective film;
the bottom end of the bottleneck seat is fixedly arranged with the bag body of the gastrointestinal nutrition bag; the bottle neck seat is of a groove-shaped structure at the circumferential direction of the outer side wall of the top end to form an outer clamping groove; the inner support is arranged at the top end of the bottleneck seat, the inner support legs are circumferentially arranged on the side wall of the inner support, one side of each inner support leg is fixedly arranged with the inner support, and one side of each inner support leg is fixedly arranged with the inner side wall of the bottleneck seat; the inner support legs of the two connected sleeves are in a through hole-shaped structure to form a through hole; the sliding sleeve is arranged at the top end of the inner support and is vertically and fixedly arranged with the inner support; the inner wall of the sliding sleeve is circumferentially provided with a limiting block; the lower fixed block is arranged in the sliding sleeve and is fixedly arranged with the top surface of the inner support; the sliding block is arranged on the top surface of the inner support, and the side wall of the sliding block is in an external thread shape; the bottom surface of the sliding block is provided with a sliding block bottom groove, and one side of the sliding block bottom groove is circumferentially provided with a sliding block limiting groove; the top end of the sliding sleeve is embedded into the sliding block bottom groove, the limiting block is embedded into the sliding block limiting groove, and the sliding block and the sliding sleeve are arranged in a sliding mode; the upper fixed block is arranged at the bottom end of the sliding block and is fixedly arranged with the sliding block; the spring is arranged in the sliding sleeve, the bottom end of the spring is embedded in the outer side wall of the lower fixed block to realize fixation with the inner support, and the top end of the spring is embedded in the outer side wall of the upper fixed block to realize fixation with the sliding block; the twist cover is arranged on the outer wall of the top end of the bottle neck seat, the inner wall of the twist cover is of a through hole structure and is divided into a liquid adding section, a liquid leaking section and a liquid injecting section, the liquid adding section, the liquid leaking section and the liquid injecting section are arranged in an end-to-end mode, and the circumferential direction of the inner side wall of the liquid adding section is in an internal thread shape; the inner side wall of the liquid leakage section is of an internal thread structure in the circumferential direction, and the inner side wall of the liquid leakage section is of a groove structure in the circumferential direction to form a liquid leakage groove; the top end surface of the liquid injection section is of a groove-shaped structure to form a sealing groove, and the sealing ring is embedded into the sealing groove; an outer clamping ring is circumferentially arranged on the inner side wall of the bottom end of the liquid injection section, and the outer clamping ring is fixedly arranged with the inner side wall of the liquid injection section; the liquid injection section is sleeved on the outer wall of the bottleneck seat, the outer clamping ring is embedded into the outer clamping groove, the twist cover and the bottleneck seat are rotatably arranged, and the sliding block is in threaded connection with the liquid leakage section; the protective film is arranged on the top end face of the twisting cover and connected with the twisting cover through hot melting.
Furthermore, the number of the supporting legs in the sleeve is four, the supporting legs are circumferentially arranged on the outer wall of the inner support, and each supporting leg in the sleeve is of a fan-shaped structure.
Furthermore, the number of the through holes is four, and each through hole is of a fan-shaped structure.
Further, the outer diameter of the sliding sleeve is slightly smaller than the diameter of the inner support.
Furthermore, the quantity of stopper is four, every stopper circumference is "ten" font setting.
Furthermore, the lower fixing block is of a cylindrical structure.
Furthermore, the cross-section of sliding block is circular boss column structure, the bottom diameter of sliding block with the internal face diameter of weeping section suits, the top diameter of sliding block with the internal face diameter of liquid feeding section suits.
Furthermore, the sliding block bottom groove is of a circular ring-shaped structure, and the shape of the sliding block bottom groove is matched with that of the sliding sleeve.
Furthermore, the number of the sliding block limiting grooves is four, and the position of each sliding block limiting groove is matched with the position of the limiting block.
Furthermore, the top surface of sliding block adopts rubber material.
The utility model has the advantages that:
the utility model discloses abandon traditional bottle plug and fill in the seal structure of bottleneck, adopt the structure of built-in sliding block formation built-in bottle plug, turn round the lid structure through the rotation during the liquid feeding of stomach nutrition bag and can go up and down to the sliding block and handle, alright realize opening and close to stomach nutrition bag liquid feeding mouth department, the process of rotation knob lid is laborsaving, and the operation process is light convenient, prevents that liquid from shaking because of opening and close in the stomach nutrition bag and leading to pouring down, and the security is strong.
The utility model has the advantages that the liquid feeding process of the gastrointestinal nutrition bag is free from contacting with the built-in sliding block structure, the pollution at the bottle mouth caused by opening the bottle plug structure is avoided, the sanitation at the bottle mouth during liquid feeding is ensured, and the cleanliness is high; before the device is not opened or when the device is transported and stored, the bottle mouth is provided with the protective film structure, the sanitation and safety of the gastrointestinal nutrition bag before use are guaranteed, a built-in plugging structure is formed through the sliding block after filling, the gastrointestinal nutrition bag is discarded after liquid dropping is completed, the whole using process of the gastrointestinal nutrition bag is safe and pollution-free, and the safety is high.
The utility model discloses a sliding block passes through threaded connection with the inner wall of turning round the lid, has guaranteed that the sliding block is opened or all is in stable state under the closure state, and connection structure is stable, has guaranteed that having when stomach nutrition bag uses has stronger leakproofness.
Drawings
Fig. 1 is a schematic overall sectional view of the present invention.
Fig. 2 is an assembly view of the bottle neck seat of the present invention.
Fig. 3 is a bottom view of the sliding block of the present invention.
Fig. 4 is a schematic cross-sectional view of the twist cap of the present invention.
List of reference numerals:
a bottleneck seat 1 and an external clamping groove 1-1;
an in-sleeve support 2;
inner support legs 3 and through holes 3-1;
a sliding sleeve 4 and a limiting block 4-1;
a lower fixing block 5;
a sliding block 6, a sliding block bottom groove 6-1 and a sliding block limiting groove 6-2;
an upper fixing block 7;
a spring 8;
the liquid filling device comprises a twist cover 9, a liquid adding section 9-1, a liquid leaking section 9-2, a liquid leaking groove 9-2-1, a liquid injecting section 9-3, a sealing groove 9-3-1 and an outer snap ring 9-3-2;
a seal ring 10;
and a protective film 11.
Detailed Description
For making the technical scheme of the utility model clear more clearly and definitely, it is right to combine the drawing below the utility model discloses further describe, any is right the utility model discloses technical scheme's technical characteristic carries out the scheme that equivalent replacement and conventional reasoning reachs and all falls into the utility model discloses protection scope. The fixed connection, the fixed arrangement and the fixed structure mentioned in the embodiment are all known technologies known to those skilled in the art, such as injection molding, integral molding, hot melt connection, gluing, welding, riveting, and the like.
The attached drawing shows that the knob type bottleneck sealing structure of the gastrointestinal nutrition bag comprises a bottleneck seat 1, an inner support 2, an inner support leg 3, a sliding sleeve 4, a lower fixing block 5, a sliding block 6, an upper fixing block 7, a spring 8, a twist cover 9, a sealing ring 10 and a protective film 11;
the bottom end of the bottleneck seat 1 is fixedly arranged with the bag body of the gastrointestinal nutrition bag; the bottle neck seat 1 is of a groove-shaped structure at the circumferential direction of the outer side wall of the top end to form an outer clamping groove 1-1; the inner support 2 is arranged at the top end of the bottleneck base 1, the inner support legs 3 are circumferentially arranged on the side wall of the inner support 2, one side of each inner support leg 3 is fixedly arranged with the inner support 2, and one side of each inner support leg 3 is fixedly arranged with the inner side wall of the bottleneck base 1; the inner support legs 3 of the two connected sleeves are in a through hole 3-1-shaped structure to form a through hole 3-1; the sliding sleeve 4 is arranged at the top end of the inner support 2 and is vertically fixed with the inner support 2; the inner wall of the sliding sleeve 4 is circumferentially provided with a limiting block 4-1; the lower fixing block 5 is arranged in the sliding sleeve 4 and is fixedly arranged on the top surface of the inner support 2; the sliding block 6 is arranged on the top surface of the inner support 2, and the side wall of the sliding block 6 is in an external thread shape; a sliding block bottom groove 6-1 is formed in the bottom surface of the sliding block 6, and a sliding block limiting groove 6-2 is formed in the circumferential direction of one side of the sliding block bottom groove 6-1; the top end of the sliding sleeve 4 is embedded into the sliding block bottom groove 6-1, the limiting block 4-1 is embedded into the sliding block limiting groove 6-2, and the sliding block 6 and the sliding sleeve 4 are arranged in a sliding mode; the upper fixed block 7 is arranged at the bottom end of the sliding block 6 and is fixedly arranged with the sliding block 6; the spring 8 is arranged in the sliding sleeve 4, the bottom end of the spring 8 is embedded in the outer side wall of the lower fixed block 5 to realize the fixation with the inner support 2, and the top end of the spring 8 is embedded in the outer side wall of the upper fixed block 7 to realize the fixation with the sliding block 6; the twist cover 9 is arranged on the outer wall of the top end of the bottleneck seat 1, the inner wall of the twist cover 9 is of a through hole 3-1 structure and is divided into a liquid adding section 9-1, a liquid leaking section 9-2 and a liquid injecting section 9-3, the liquid adding section 9-1, the liquid leaking section 9-2 and the liquid injecting section 9-3 are arranged in an end-to-end connection mode, and the inner side wall of the liquid adding section 9-1 is in an internal thread shape in the circumferential direction; the inner side wall of the liquid leakage section 9-2 is of an internal thread structure in the circumferential direction, and the inner side wall of the liquid leakage section 9-2 is of a groove structure in the circumferential direction to form a liquid leakage groove 9-2-1; the top end surface of the liquid injection section 9-3 is of a groove-shaped structure to form a sealing groove 9-3-1, and the sealing ring 10 is embedded into the sealing groove 9-3-1; an outer clamping ring 9-3-2 is circumferentially arranged on the inner side wall of the bottom end of the liquid injection section 9-3, and the outer clamping ring 9-3-2 is fixedly arranged on the inner side wall of the liquid injection section 9-3; the liquid injection section 9-3 is sleeved on the outer wall of the bottleneck seat 1, the outer snap ring 9-3-2 is embedded into the outer clamping groove 1-1, the twist cover 9 and the bottleneck seat 1 are rotatably arranged, and the sliding block 6 is in threaded connection with the liquid leakage section 9-2; the protective film 11 is arranged on the fixed end face of the twist cover 9, and the protective film 11 is connected with the twist cover 9 through hot melting.
Furthermore, the number of the inner support legs 3 is four, the inner support legs are circumferentially arranged on the outer wall of the inner support 2, and each inner support leg 3 is of a fan-shaped structure.
Furthermore, the number of the through holes 3-1 is four, and each through hole 3-1 is of a fan-shaped structure.
Further, the outer diameter of the sliding sleeve 4 is slightly smaller than the diameter of the inner support 2.
Furthermore, the number of the limiting blocks 4-1 is four, and each limiting block 4-1 is circumferentially arranged in a cross shape.
Further, the lower fixing block 5 is of a cylindrical structure.
Furthermore, the section of the sliding block 6 is of a circular boss-shaped structure, the diameter of the bottom end of the sliding block 6 is matched with the diameter of the inner wall surface of the liquid leakage section 9-2, and the diameter of the top end of the sliding block 6 is matched with the diameter of the inner wall surface of the liquid adding section 9-1.
Furthermore, the sliding block bottom groove 6-1 is of a circular ring-shaped structure, and the shape of the sliding block bottom groove 6-1 is matched with that of the sliding sleeve 4.
Furthermore, the number of the sliding block limiting grooves 6-2 is four, and the position of each sliding block limiting groove 6-2 is matched with the position of the limiting block 4-1.
Further, the top surface of the sliding block 6 is made of rubber.
The utility model discloses a theory of use is:
when nutrient solution is filled into the gastrointestinal nutrition bag, the protective film is uncovered; the outer clamping ring rotates in the outer clamping groove, the torsion cover is kept to rotate circumferentially on the outer wall of the bottleneck seat, the internal thread of the liquid leakage section is matched with the external thread of the side wall of the sliding block, the bottom end of the sliding block is limited by the limiting block through the sliding block limiting groove, the sliding block moves downwards along the sliding sleeve longitudinally, the spring is in a compressed state, and the top surface of the sliding block is separated from the liquid adding section; can connect external funnel device and turn round lid liquid feeding section department internal thread connection or directly annotate the liquid feeding section after that, nutrient solution flows into in the weeping section through the liquid feeding section to from a plurality of weeping groove departments flow down and pour into to annotate the liquid section from through-hole department in, the bottleneck seat is sealed through the sealing ring realization with turning round lid department.
When stomach nutrition bag advances to accomplish the nutrient solution filling, the rotatory lid that turns round, the lateral wall external screw thread of the interior screw-thread fit sliding block of weeping section, the sliding block rises, and the spring resumes deformation, and the sliding block realizes that the weeping section is isolated with external realization until rising and in filling in the liquid feeding section, accomplishes the filling to the nutrient solution, and stomach nutrition bag can be in encapsulated situation.
The utility model has the advantages that:
the utility model discloses abandon traditional bottle plug and fill in the seal structure of bottleneck, adopt the structure of built-in sliding block formation built-in bottle plug, turn round the lid structure through the rotation during the liquid feeding of stomach nutrition bag and can go up and down to the sliding block and handle, alright realize opening and close to stomach nutrition bag liquid feeding mouth department, the process of rotation knob lid is laborsaving, and the operation process is light convenient, prevents that liquid from shaking because of opening and close in the stomach nutrition bag and leading to pouring down, and the security is strong.
The utility model has the advantages that the liquid feeding process of the gastrointestinal nutrition bag is free from contacting with the built-in sliding block structure, the pollution at the bottle mouth caused by opening the bottle plug structure is avoided, the sanitation at the bottle mouth during liquid feeding is ensured, and the cleanliness is high; before the device is not opened or when the device is transported and stored, the bottle mouth is provided with the protective film structure, the sanitation and safety of the gastrointestinal nutrition bag before use are guaranteed, a built-in plugging structure is formed through the sliding block after filling, the gastrointestinal nutrition bag is discarded after liquid dropping is completed, the whole using process of the gastrointestinal nutrition bag is safe and pollution-free, and the safety is high.
The utility model discloses a sliding block passes through threaded connection with the inner wall of turning round the lid, has guaranteed that the sliding block is opened or all is in stable state under the closure state, and connection structure is stable, has guaranteed that having when stomach nutrition bag uses has stronger leakproofness.

Claims (10)

1. A knob type bottleneck sealing structure of a gastrointestinal nutrition bag is characterized by comprising a bottleneck seat (1), an inner support seat (2), an inner support leg (3), a sliding sleeve (4), a lower fixing block (5), a sliding block (6), an upper fixing block (7), a spring (8), a twist cover (9), a sealing ring (10) and a protective film (11);
the bottom end of the bottleneck seat (1) is fixedly arranged with the bag body of the gastrointestinal nutrition bag; the bottle neck seat (1) is of a groove-shaped structure at the circumferential direction of the outer side wall of the top end to form an outer clamping groove (1-1); the inner support (2) is arranged at the top end of the bottleneck seat (1), the inner support legs (3) are circumferentially arranged on the side wall of the inner support (2), one side of each inner support leg (3) is fixedly arranged with the inner support (2), and one side of each inner support leg (3) is fixedly arranged with the inner side wall of the bottleneck seat (1); the inner support legs (3) of the two connected sleeves are in a through hole (3-1) structure to form a through hole (3-1); the sliding sleeve (4) is arranged at the top end of the inner support (2) and is vertically fixed with the inner support (2); the inner wall of the sliding sleeve (4) is circumferentially provided with a limiting block (4-1); the lower fixing block (5) is arranged in the sliding sleeve (4) and is fixedly arranged on the top surface of the inner support (2); the sliding block (6) is arranged on the top surface of the inner support (2), and the side wall of the sliding block (6) is in an external thread shape; a sliding block bottom groove (6-1) is formed in the bottom surface of the sliding block (6), and a sliding block limiting groove (6-2) is formed in the circumferential direction of one side of the sliding block bottom groove (6-1); the top end of the sliding sleeve (4) is embedded into the sliding block bottom groove (6-1), the limiting block (4-1) is embedded into the sliding block limiting groove (6-2), and the sliding block (6) and the sliding sleeve (4) are arranged in a sliding mode; the upper fixed block (7) is arranged at the bottom end of the sliding block (6) and is fixedly arranged with the sliding block (6); the spring (8) is arranged in the sliding sleeve (4), the bottom end of the spring (8) is embedded in the outer side wall of the lower fixing block (5) to realize the fixation with the inner support (2), and the top end of the spring (8) is embedded in the outer side wall of the upper fixing block (7) to realize the fixation with the sliding block (6); the twist cover (9) is arranged on the outer wall of the top end of the bottleneck seat (1), the inner wall of the twist cover (9) is of a through hole (3-1) structure and is divided into a liquid adding section (9-1), a liquid leaking section (9-2) and a liquid injecting section (9-3), the liquid adding section (9-1), the liquid leaking section (9-2) and the liquid injecting section (9-3) are arranged in an end-to-end connection mode, and the inner side wall of the liquid adding section (9-1) is in an internal thread shape in the circumferential direction; the inner side wall of the liquid leakage section (9-2) is of an internal thread structure in the circumferential direction, and the inner side wall of the liquid leakage section (9-2) is of a groove structure in the circumferential direction to form a liquid leakage groove (9-2-1); the top end surface of the liquid injection section (9-3) is of a groove-shaped structure to form a sealing groove (9-3-1), and the sealing ring (10) is embedded into the sealing groove (9-3-1); an outer clamping ring (9-3-2) is circumferentially arranged on the inner side wall of the bottom end of the liquid injection section (9-3), and the outer clamping ring (9-3-2) and the inner side wall of the liquid injection section (9-3) are fixedly arranged; the liquid injection section (9-3) is sleeved on the outer wall of the bottleneck seat (1), the outer clamping ring (9-3-2) is embedded into the outer clamping groove (1-1), the twist cover (9) and the bottleneck seat (1) are rotatably arranged, and the sliding block (6) is in threaded connection with the liquid leakage section (9-2); the protective film (11) is arranged on the top end face of the twisting cover (9), and the protective film (11) is connected with the twisting cover (9) through hot melting.
2. The knob type bottle mouth sealing structure of the gastrointestinal nutrition bag according to claim 1, wherein the number of the inner support legs (3) is four, the inner support legs are circumferentially arranged on the outer wall of the inner support base (2), and each inner support leg (3) is of a fan-shaped structure.
3. The knob type bottle mouth sealing structure of the gastrointestinal nutrition bag according to claim 1, wherein the number of the through holes (3-1) is four, and each through hole (3-1) is in a fan-shaped structure.
4. The knob type bottle mouth sealing structure of the gastrointestinal nutrition bag according to claim 1, wherein the outer diameter of the sliding sleeve (4) is slightly smaller than the diameter of the inner support (2).
5. The knob type bottle mouth sealing structure of the gastrointestinal nutrition bag according to claim 1, wherein the number of the limiting blocks (4-1) is four, and each limiting block (4-1) is arranged in a cross shape along the circumferential direction.
6. The knob type bottle mouth sealing structure of the gastrointestinal nutrition bag according to claim 1, wherein the lower fixing block (5) is in a cylindrical structure.
7. The knob type bottle opening sealing structure of the gastrointestinal nutrition bag according to claim 1, wherein the section of the sliding block (6) is in a circular boss-shaped structure, the diameter of the bottom end of the sliding block (6) is adapted to the diameter of the inner wall surface of the liquid leakage section (9-2), and the diameter of the top end of the sliding block (6) is adapted to the diameter of the inner wall surface of the liquid adding section (9-1).
8. The knob type bottle mouth sealing structure of the gastrointestinal nutrition bag according to claim 1, wherein the sliding block bottom groove (6-1) is of a circular ring structure, and the shape of the sliding block bottom groove (6-1) is adapted to the shape of the sliding sleeve (4).
9. The knob type bottle mouth sealing structure of the gastrointestinal nutrition bag according to claim 5, wherein the number of the sliding block limiting grooves (6-2) is four, and the position of each sliding block limiting groove (6-2) is matched with the position of the limiting block (4-1).
10. The knob type bottle mouth sealing structure of the gastrointestinal nutrition bag according to claim 1, wherein the top surface of the sliding block (6) is made of rubber.
CN202020811905.8U 2020-05-15 2020-05-15 Knob formula bottleneck seal structure of stomach nutrition bag Expired - Fee Related CN212149914U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020811905.8U CN212149914U (en) 2020-05-15 2020-05-15 Knob formula bottleneck seal structure of stomach nutrition bag

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020811905.8U CN212149914U (en) 2020-05-15 2020-05-15 Knob formula bottleneck seal structure of stomach nutrition bag

Publications (1)

Publication Number Publication Date
CN212149914U true CN212149914U (en) 2020-12-15

Family

ID=73706897

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020811905.8U Expired - Fee Related CN212149914U (en) 2020-05-15 2020-05-15 Knob formula bottleneck seal structure of stomach nutrition bag

Country Status (1)

Country Link
CN (1) CN212149914U (en)

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Granted publication date: 20201215

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