CN116942538A - Multi-pipe diameter clamping mechanism - Google Patents

Multi-pipe diameter clamping mechanism Download PDF

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Publication number
CN116942538A
CN116942538A CN202210410036.1A CN202210410036A CN116942538A CN 116942538 A CN116942538 A CN 116942538A CN 202210410036 A CN202210410036 A CN 202210410036A CN 116942538 A CN116942538 A CN 116942538A
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CN
China
Prior art keywords
clamping
piece
pivot
clamping piece
arm
Prior art date
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Pending
Application number
CN202210410036.1A
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Chinese (zh)
Inventor
苏建忠
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Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN202210410036.1A priority Critical patent/CN116942538A/en
Publication of CN116942538A publication Critical patent/CN116942538A/en
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J15/00—Feeding-tubes for therapeutic purposes
    • A61J15/0026—Parts, details or accessories for feeding-tubes
    • A61J15/0053—Means for fixing the tube outside of the body, e.g. by a special shape, by fixing it to the skin

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  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Clamps And Clips (AREA)

Abstract

The invention relates to a multi-diameter clamping mechanism, comprising: the device comprises an adhesive piece, a connecting piece, a first clamping piece, a second clamping piece and a clamping piece, wherein the connecting piece is connected with the adhesive piece; the first clamping piece is provided with a guide groove and an elastic arm; the second clamping piece and the clamping piece are respectively pivoted on two sides of the first clamping piece, the second clamping piece is provided with a clamping arm, and the outer edge of the clamping arm is provided with a plurality of unidirectional helical teeth; the two ends of the clamping piece are respectively provided with a clamping tooth and a pressing part, and when the second clamping piece is pivoted into the guide groove relative to the first clamping piece, the unidirectional helical teeth are embedded and clamped with the clamping teeth; when the pressing part is pressed against the elastic arm by external force, the clamping piece pivots relative to the first clamping piece, and the clamping tooth is separated from the unidirectional helical tooth, so that the second clamping piece is swung away from the guide groove; therefore, the device can be opened and closed simply, and is not easy to break and damage during pressing.

Description

Multi-pipe diameter clamping mechanism
Technical Field
The invention relates to a clamping mechanism, in particular to a multi-tube-diameter clamping mechanism for fixing nasogastric tubes with different tube diameters.
Background
With the development of technology and the progress of medical technology, the disease is found and treated with great breakthrough and evolution, and the survival rate of the patient is relatively improved, however, when the patient cannot eat by himself due to injury or aging, medical staff or family members are required to detect the residual food in the stomach and gastric acid through nasogastric tubes, namely in a intubation mode, and the stomach is filled with warm water, warm the stomach and moisten the intestines, and fluid food or nutrient solution (such as milk) is filled to provide nutrition required by the patient and the treatment effect is provided.
Generally, a connecting part structure for introducing or removing fluid is arranged at one end of the outer part of a human body, so that the nose stomach tube is penetrated into the stomach from nostrils, a section of the nose stomach tube is usually exposed, the section is arbitrarily hung, the interference to a patient can be caused, and when the patient turns over or performs any nursing measures, the nose stomach tube is carelessly pulled, the nose stomach tube is easy to slip, the normal life of the patient is influenced, and the injury to the patient and the medical accident are easy to increase.
In order to solve the above-mentioned problems, there is a nasogastric tube fixing device as shown in fig. 10 to 12, comprising: the adhesive member 91, a connecting member 92, a first clamping jaw 93, a second clamping jaw 94 and a pivot 95, wherein a connecting portion 911 is disposed on one side of the adhesive member 91, the connecting member 92 is fixedly disposed on the connecting portion 911 of the adhesive member 91, a lock hole 921 is disposed at one end of the connecting member 92, a first clamping arm 931 is disposed at one end of the first clamping jaw 93, an elastic fastening arm 932 is disposed at the other end of the connecting member 92, a pivot space 933 and a first pivot 934 passing through the pivot space 933 are disposed between the first clamping arm 931 and the elastic fastening arm 932, at least one locking tooth 9321 is disposed on one side of the elastic fastening arm 932 facing the pivot space 933, a second clamping arm 941 is disposed at one end of the second clamping jaw 94, a pivot portion 942 is disposed at the other end of the second clamping jaw 942, a plurality of unidirectional bevel teeth 9422 are disposed at the outer edge of the pivot portion 942, the pivot 95 passes through the pivot space 933 of the first clamping jaw 93, and the pivot 95 passes through the first clamping jaw 93 and the first pivot hole 933 to connect the second clamping jaw 92 with the first pivot hole 93.
In use, the adhesive member 91 is adhered to the bridge of the nose of a patient, the nasogastric tube is placed between the first clamping arm 931 of the first clamping jaw 93 and the second clamping arm 941 of the second clamping jaw 94, the first clamping jaw 93 is operated to clamp with the second clamping jaw 94, and the locking teeth 9321 of the elastic fastening arms 932 of the first clamping jaw 93 and the unidirectional oblique teeth 9422 of the pivoting portion 942 of the second clamping jaw 94 are engaged with each other to limit the clamping of the first clamping arm 931 of the first clamping jaw 93 and the second clamping arm 941 of the second clamping jaw 94, so that the nasogastric tube can be clamped between the first clamping arm 931 of the first clamping jaw 93 and the second clamping arm 941 of the second clamping jaw 94.
However, when the nasogastric tube fixing device of the prior art is to open the first clamping arm 931 of the first clamping jaw 93 and the second clamping arm 941 of the second clamping jaw 94, the elastic fastening arm 932 needs to be pulled outwards, so that the locking teeth 9321 of the elastic fastening arm 932 are separated from the unidirectional bevel teeth 9422 of the pivoting portion 942, which is inconvenient to operate and is easy to break and damage when the elastic fastening arm 932 is pulled.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art nasogastric tube securement devices, the present invention provides a multi-tube clamping mechanism comprising: the adhesive piece is provided with an adhesive surface and a joint surface which are oppositely arranged, and the adhesive surface can be repeatedly adhered to the nose bridge of a user; one end of the connecting piece is connected with the joint surface of the sticking piece; the first clamping piece is connected with the connecting piece, one side of the first clamping piece is provided with a guide groove in a penetrating mode, and an elastic arm is arranged adjacent to the guide groove; one end of the second clamping piece is pivoted on one side of the first clamping piece, the other end of the second clamping piece is provided with a clamping arm, and the outer edge of the clamping arm is provided with a plurality of unidirectional helical teeth; the clamping piece is pivoted on the other side of the first clamping piece, which is provided with the second clamping piece, one end of the clamping piece is provided with a clamping tooth, and the other end of the clamping piece is provided with a pressing part, wherein when the second clamping piece is pivoted into the guide groove relative to the first clamping piece, the unidirectional oblique tooth of the clamping arm can be embedded and clamped with the clamping tooth; when the pressing part is pressed against the elastic arm by external force, the clamping piece pivots relative to the first clamping piece, and the clamping tooth is separated from the unidirectional helical tooth of the clamping arm, so that the second clamping piece swings away from the guide groove.
In summary, according to the multi-diameter clamping mechanism disclosed by the invention, when the first clamping piece and the second clamping piece are to be opened, only the pressing part of the clamping piece is required to be pressed, so that the clamping piece is pivoted relative to the first clamping piece, the clamping teeth of the clamping piece are lifted to be separated from the unidirectional inclined teeth of the second clamping piece, the first clamping piece can be smoothly swung away from the guide groove, the operation is convenient, and the situation that breakage and damage are not easy to occur during pressing is achieved.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is an exploded perspective view of the present invention.
FIG. 3 is a schematic diagram of the assembly operation of the present invention.
Fig. 4 is a cross-sectional view of the present invention.
Fig. 5 is a schematic diagram (one) of the action of the present invention for holding a nasogastric tube.
Fig. 6 is a schematic diagram (II) of the action of the present invention for holding a nasogastric tube.
Fig. 7 is a schematic diagram (III) of the action of the present invention for holding a nasogastric tube.
Fig. 8 is a schematic diagram (IV) of the action of the present invention for holding a nasogastric tube.
Fig. 9 is a schematic side view of the present invention in use.
Fig. 10 is a top plan view of the prior art.
Fig. 11 is a partially exploded perspective view of the prior art.
Fig. 12 is a partial front plan view of the prior art.
Reference numerals
< Prior Art >
91 adhesive 911 connecting portion
92 connecting piece 921 locking hole
93 first clamping jaw 931 first clamping arm
932 spring catch arm 9321 locking tooth
933 pivot space 934 first pivot hole
94 second jaw 941 second clamping arm
942 pivoting portion 9421 second pivot hole
9422 one-way helical tooth 95 pivot
< invention >
10, an adhesive piece 11, an adhesive surface
12, joint surface 13, pin joint seat
131 first spherical groove 132 first cut groove
20 connecting piece 21 rod-shaped body
22 first ball axle 23 pivot joint
231 second spherical groove 232 second split groove
30 first clamping piece 31 first pivot hole
32 a first clamping surface 33 a second pivot hole
34 guide groove 35 elastic arm
36, round bar 37, second ball axle
40 second clamping piece 41 clamping arm
411 unidirectional helical tooth 42 first pivot
43 a second clamping surface 431 a concave arc portion
50, fastener 51, fastener tooth
52, pressing part 53, second pivot
A1 nasal gastric tube
Detailed Description
The following detailed description of the preferred embodiments of the invention refers to the accompanying drawings, in which:
referring to fig. 1 to 9, the present invention provides a multi-path clamping mechanism, which includes:
an adhesive member 10 having an adhesive surface 11 and a joint surface 12 disposed opposite to each other, wherein the adhesive surface 11 can be repeatedly adhered to the nose bridge of the user, as shown in fig. 9; the joint surface 12 is provided with a pivot seat 13, and the pivot seat 13 is arranged at the center of the joint surface 12 of the adhesive piece 10, as shown in fig. 1 and 2; in the embodiment of the present invention, the adhesive member 10 is substantially in a circular sheet shape, as shown in fig. 1.
Furthermore, a first spherical groove 131 is disposed inside the pivot seat 13, a first split groove 132 is disposed on one side of the first spherical groove 131, and the first split groove 132 is communicated with the first spherical groove 131, as shown in fig. 3.
One end of the connecting piece 20 is connected with the joint surface 12 of the adhesive piece 10, the connecting piece 20 is provided with a rod-shaped body 21, one end of the rod-shaped body 21 is provided with a first ball shaft 22, the other end of the rod-shaped body 21 is provided with a pivot joint 23, the first ball shaft 22 is universally pivoted in a first spherical groove 131 of the pivot seat 13, and the rod-shaped body 21 movably penetrates through a first cut-away groove 132 of the pivot seat 13, as shown in fig. 2 and 3.
Furthermore, a second spherical groove 231 is disposed inside the pivot joint 23, a second split groove 232 is disposed at one side of the second spherical groove 231, and the second split groove 232 is in communication with the second spherical groove 231, as shown in fig. 3.
A first clamping member 30 connected to the connecting member 20, wherein a first pivot hole 31 is formed on one side of the first clamping member 30 and a first clamping surface 32 is formed adjacent to the first pivot hole 31, a second pivot hole 33 and a guide slot 34 are formed on the other side of the first clamping member 30, and an elastic arm 35 is formed adjacent to the guide slot 34 on the first clamping member 30; in the embodiment of the present invention, the first clamping surface 32 is an arc surface, as shown in fig. 4 to 6.
Furthermore, a round rod 36 extends outwards between the first pivot hole 31 and the elastic arm 35, a second ball shaft 37 is disposed at the end of the round rod 36, the second ball shaft 37 is universally pivoted in the second spherical groove 231 of the pivot joint 23, and the round rod 36 movably passes through the second cut-away groove 232 of the pivot joint 23, as shown in fig. 4 to 6.
In the embodiment of the invention, the second clamping member 40 is convexly provided with a first pivot 42, the first pivot 42 is pivotally arranged in the first pivot hole 31 of the first clamping member 30, the second clamping member 40 can pivot relative to the first clamping member 30, and the clamping arm 41 can be inserted into or swung away from the guide slot 34 of the first clamping member 30, as shown in fig. 4 to 6.
Furthermore, the outer edge of the clamping arm 41 is provided with a plurality of unidirectional bevel gears 411, a second clamping surface 43 is arranged between the clamping arm 41 and the first pivot 42, and the second clamping surface 43 is provided with a concave arc portion 431; when the second clamping member 40 pivots into the guide groove 34 relative to the first clamping member 30, the second clamping surface 43 faces the first clamping surface 32, and the concave arc portion 431 of the second clamping surface 43 and the first clamping surface 32 form a clamping space, which can clamp the nasogastric tube A1, and the nasogastric tube A1 can be positioned between the first clamping surface 32 and the concave arc portion 431, as shown in fig. 8.
The clamping piece 50 is pivoted on the other side of the first clamping piece 30, provided with the second clamping piece 40, one end of the clamping piece 50 is provided with a clamping tooth 51, the other end of the clamping piece 50 is provided with a pressing part 52, a second pivot 53 is convexly arranged between the clamping tooth 51 and the pressing part 52, and the second pivot 53 is pivoted on the second pivot hole 33 of the first clamping piece 30; when the second clamping member 40 pivots relative to the first clamping member 30 into the guide slot 34, one of the unidirectional helical teeth 411 of the clamping arm 41 can be in engagement with the clamping tooth 51; when the pressing portion 52 is pressed against the elastic arm 35 by an external force, the buckling member 50 can pivot relative to the first clamping member 30, and the buckling teeth 51 are disengaged from the unidirectional bevel 411 of the buckling arm 41, so that the second clamping member 40 swings away from the guide slot 34.
It should be noted that, the buckle teeth 51 are embedded and clamped in different unidirectional helical teeth 411 according to the pipe diameter size of the nasogastric pipe A1, and the direction of the drawing of fig. 8 illustrates that when the buckle teeth 51 are embedded and clamped with the unidirectional helical teeth 411 closer to the lower left, the smaller the pipe diameter of the nasogastric pipe A1 is indicated; on the contrary, when the buckling teeth 51 are embedded and buckled with the unidirectional helical teeth 411 which are closer to the upper right, the larger the pipe diameter of the nasogastric tube A1 is indicated.
When the nasogastric tube A1 is not clamped, the second clamping member 40 can be clamped with the buckle member 50 or separated from the first clamping member 30 to be in an open state; referring to fig. 4, in the embodiment of the present invention, when the nasogastric tube A1 is not clamped, the second clamping member 40 is clamped with the fastening member 50; in the following description, the initial state of not clamping the nasogastric tube A1 is described by the second clamping member 40 being engaged with the fastening member 50, but the invention is not limited thereto.
Referring to fig. 5 to 9, when the nasogastric tube A1 needs to be clamped, the adhesive surface 11 of the adhesive element 10 can be adhered to the nose bridge of the user; then, the pressing portion 52 of the buckle 50 is pressed by an external force, the pressing portion 52 is pressed against the elastic arm 35 (as shown in fig. 5) of the first clamping member 30, the elastic arm 35 is bent, the buckle 50 can pivot relative to the first clamping member 30, and the buckle teeth 51 of the buckle 50 are tilted to separate from the unidirectional oblique teeth 411 of the second clamping member 40, so that the second clamping member 40 is swung away from the guide groove 34, and the second clamping member 40 and the first clamping member 30 are opened (as shown in fig. 6); next, the nasogastric tube A1 attached to the user is placed between the first clamp 30 and the second clamp 40 (as shown in fig. 7); then, the second clamp 40 can be pivoted about the first pivot 42 toward the guide slot 34, the second clamp 40 can be inserted into the guide slot 34 to clamp the first clamp 30 (as shown in fig. 8), and the nasogastric tube A1 can be positioned between the first clamp surface 32 and the concave arc portion 431 of the second clamp surface 43, and the second clamp 40 is prevented from being separated from the first clamp 30 by the unidirectional oblique teeth 411 of the clamping arm 41 and the clamping teeth 51 of the clamping member 50.
Furthermore, after the nasogastric tube A1 is clamped and fixed by the first clamping member 30 and the second clamping member 40, the position and angle of the nasogastric tube A1 can be freely adjusted by the universal pivoting structure between the connecting member 20 and the adhesive member 10 and between the connecting member 20 and the first clamping member 30 according to the nose shape and the use habit of the user.
From the above embodiments, the following beneficial effects can be obtained:
1. in the multi-diameter clamping mechanism, when the first clamping piece 30 and the second clamping piece 40 are to be opened, only the pressing part 52 of the clamping piece 50 is required to be pressed, the pressing part 52 can press the elastic arm 35 to bend the elastic arm 35, the clamping piece 50 pivots relative to the first clamping piece 30, and the clamping teeth 51 of the clamping piece 50 tilt to separate from the unidirectional bevel teeth 411 of the second clamping piece 40, so that the second clamping piece 40 swings away from the guide groove 34, the nasogastric tube A1 can be simply opened and disassembled, the operation is convenient, and the situation that breakage and damage are difficult to occur during pressing is achieved.
2. According to the multi-tube-diameter clamping mechanism, through the universal pivoting structure of the connecting piece 20, the adhesive piece 10 and the first clamping piece 30, the position and the angle of the nasogastric tube A1 can be freely adjusted during use, the nasogastric tube A1 is not easy to be pressed against the fixed position at the inner side of the nostril of a user for a long time, and the comfort and the practicability of use are improved.
3. According to the multi-tube-diameter clamping mechanism, the clamping space between the first clamping surface 32 and the second clamping surface 43 can be changed through the clamping of the clamping teeth 51 and the different unidirectional helical teeth 411, so that the multi-tube-diameter clamping mechanism can be suitable for fixing nasogastric tubes A1 with various tube diameters, and the using range is improved.

Claims (10)

1. A multi-path clamping mechanism comprising:
the adhesive piece is provided with an adhesive surface and a joint surface which are oppositely arranged, and the adhesive surface can be repeatedly adhered to the nose bridge of a user;
one end of the connecting piece is connected with the joint surface of the sticking piece;
the first clamping piece is connected with the connecting piece, one side of the first clamping piece is provided with a guide groove in a penetrating mode, and an elastic arm is arranged adjacent to the guide groove;
one end of the second clamping piece is pivoted on one side of the first clamping piece, the other end of the second clamping piece is provided with a clamping arm, and the outer edge of the clamping arm is provided with a plurality of unidirectional helical teeth; and
the clamping piece is pivoted on the other side of the first clamping piece, provided with the second clamping piece, one end of the clamping piece is provided with a clamping tooth, and the other end of the clamping piece is provided with a pressing part, wherein when the second clamping piece is pivoted into the guide groove relative to the first clamping piece, the unidirectional helical tooth of the clamping arm can be clamped with the clamping tooth in an embedding way; when the pressing part is pressed against the elastic arm by external force, the clamping piece pivots relative to the first clamping piece, and the clamping tooth is separated from the unidirectional bevel gear of the clamping arm, so that the second clamping piece swings away from the guide groove.
2. The multi-diameter clamping mechanism according to claim 1, wherein a first pivot hole and a second pivot hole are respectively arranged on two sides of the first clamping piece; one end of the second clamping piece, which is different from the clamping arm, is convexly provided with a first pivot; the buckle piece is convexly provided with a second pivot, and the second pivot is convexly arranged between the buckle tooth and the pressing part; the first pivot is pivoted to the first pivot hole, and the second pivot is pivoted to the second pivot hole.
3. The multi-diameter clamping mechanism according to claim 2, wherein the joint surface of the adhesive piece is provided with a pivot seat; one end of the connecting piece is provided with a first ball shaft which is in universal pin joint with the pin joint seat.
4. A multi-diameter clamping mechanism according to claim 3, wherein a pivot joint is arranged at the other end of the connecting piece, which is different from the first ball shaft; a second ball shaft extends outwards between the first pivot hole and the elastic arm, and the second ball shaft is in universal pivot joint with the pivot joint.
5. The multi-diameter clamping mechanism according to claim 3, wherein a first spherical groove is formed in the pivoting seat, a first split groove is formed in one side of the first spherical groove, and the first split groove is communicated with the first spherical groove; the connecting piece is provided with a rod-shaped body, the first ball shaft is universally pivoted in the first spherical groove, and the rod-shaped body movably penetrates through the first groove.
6. The multi-diameter clamping mechanism according to claim 4, wherein a second spherical groove is formed in the pivot joint, a second split groove is formed in one side of the second spherical groove, the second split groove is communicated with the second spherical groove, a round rod extends outwards between the first pivot hole and the elastic arm, the second ball shaft is arranged at the end part of the round rod, the second ball shaft is universally pivoted in the second spherical groove of the pivot joint, and the round rod movably penetrates through the second split groove.
7. The multi-diameter clamping mechanism according to claim 2, wherein a side of the first clamping member adjacent to the first pivot hole is provided with a first clamping surface, and the first clamping surface is an arc surface.
8. The multi-diameter clamping mechanism of claim 7, wherein the second clamping member has a second clamping surface between the clamping arm and the first pivot, the second clamping surface facing the first clamping surface when the second clamping member is pivoted into the guide slot relative to the first clamping member.
9. The multi-diameter clamping mechanism of claim 8 wherein the second clamping surface has a concave arc.
10. The multi-path clamping mechanism of claim 1, wherein the sticker is generally circular sheet-like.
CN202210410036.1A 2022-04-19 2022-04-19 Multi-pipe diameter clamping mechanism Pending CN116942538A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210410036.1A CN116942538A (en) 2022-04-19 2022-04-19 Multi-pipe diameter clamping mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210410036.1A CN116942538A (en) 2022-04-19 2022-04-19 Multi-pipe diameter clamping mechanism

Publications (1)

Publication Number Publication Date
CN116942538A true CN116942538A (en) 2023-10-27

Family

ID=88456960

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210410036.1A Pending CN116942538A (en) 2022-04-19 2022-04-19 Multi-pipe diameter clamping mechanism

Country Status (1)

Country Link
CN (1) CN116942538A (en)

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