CN219614540U

CN219614540U - Toxin expelling first-aid device

Info

Publication number: CN219614540U
Application number: CN202222578692.0U
Authority: CN
Inventors: 张晓娜; 白雪峰; 詹萌萌; 张战坡
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-09-01
Anticipated expiration: 2032-09-28

Abstract

The utility model provides a toxin expelling first-aid device, which comprises a three-way valve, a vacuum flexible sucker, a needle cylinder and an air bag, wherein the three-way valve is arranged on the needle cylinder; three first interfaces are arranged on the three-way valve, protective caps are respectively arranged corresponding to the first interfaces, and second interfaces are respectively arranged on the needle cylinder, the air bag and the vacuum flexible sucker; an inner wall of the first interface is provided with an inner thread; the outer wall of the second interface is provided with external threads; the first interface is connected with the second interface through threads; the check component is arranged in the three-way valve, so that a one-way flow passage is formed in the three-way valve, and fluid can only flow from the vacuum flexible sucker to the air bag or the needle cylinder. The detoxification emergency treatment device is mainly used for emergency treatment after being bitten by a venomous snake in the wild, and can carry out negative pressure detoxification on the bitten parts (such as joints and finger tips).

Description

Toxin expelling first-aid device

Technical Field

The utility model relates to a field first-aid apparatus, in particular to a toxin-expelling first-aid apparatus.

Background

In the field operation process, people wear certain protective equipment, but accidents happen occasionally, and emergency treatment is needed. In particular, once the wild insect bites by the poisonous snakes and insects, the wild insect bites lightly, the wild insect bites heavily, and must be treated in time. In the prior art, measures are usually taken to suck out the venom at the wound.

Chinese patent CN210250708U discloses a field snake and insect bite emergency treatment ware, and it includes transparent plastic tubing and fixes at its one end and the rubber vacuum chuck of intercommunication each other, the plastic tubing is kept away from one side of rubber vacuum chuck and is link up and be provided with the stock, the stock is located the one end threaded connection of plastic tubing inner chamber and has detachable cross tool bit, the stock is located the position that is close to cross tool bit on one section of plastic tubing inner chamber and has linked firmly with plastic tubing inner wall complex rubber piston, the other end of stock is located the outside of plastic tubing and fixedly connected with handle. The emergency device can be operated by one hand, is applicable to all parts of the whole body, and can also avoid the problem of secondary infection caused by the process that a rescuer sucks out venom by using the mouth or infection of a rescuer caused by virus carried by the blood of the wounded person. However, after the device performs negative pressure detoxification, the vacuum sucker leaves the skin and loses the negative pressure state, and the negative pressure-sucked venom can be released in a backflow way to pollute the surrounding skin and the environment.

In order to solve the above problems, an ideal technical solution is always sought.

Disclosure of Invention

The utility model aims at overcoming the defects of the prior art, thereby providing a toxin expelling first-aid device.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

a toxin expelling first-aid device comprises a three-way valve, a vacuum flexible sucker, a needle cylinder and an air bag; three first interfaces are arranged on the three-way valve, protective caps are respectively arranged corresponding to the first interfaces, and second interfaces are respectively arranged on the needle cylinder, the air bag and the vacuum molding sucker; an inner wall of the first interface is provided with an inner thread; the outer wall of the second interface is provided with external threads; the first interface is connected with the second interface through threads; the check component is arranged in the three-way valve, so that a one-way flow passage is formed in the three-way valve, and fluid can only flow from the vacuum flexible sucker to the air bag or the needle cylinder.

The air bag comprises a flexible bag body, the flexible bag body is in an olive shape in an expanded state, one end of the flexible bag body is provided with a hard base, the outer end of the hard base is provided with a second interface, and the front end of the second interface is provided with a liquid inlet pipe section; the other end of the flexible capsule body is provided with an outflow port, the outflow port is connected with a hard pipe section, the hard pipe section is provided with a sealing plug, the upper end of the sealing plug is provided with a cap peak, and the cap peak is connected with the outer wall of the hard pipe section through a flexible strip.

The needle cylinder comprises a cylindrical barrel and a plunger arranged in the cylindrical barrel, one end of the plunger is connected with a plunger rod, the outer end of the plunger rod is provided with a cylindrical handle, and the cylindrical handle is round and has an outer diameter larger than the inner diameter of the cylindrical barrel; the front end of the cylindrical barrel is provided with a second interface, and the front end of the second interface is provided with a liquid inlet pipe section; the outer diameters of the cylinder, the second connector and the liquid inlet pipe section are sequentially reduced.

The vacuum flexible suction disc comprises a soft silica gel chassis, a second interface is arranged at the tail part of the soft silica gel chassis, and a liquid inlet pipe section is arranged at the end part of the second interface.

The three-way valve comprises a shell and flow channels arranged in the shell, check assemblies are respectively arranged in the flow channels, three first interfaces are arranged on the side part of the shell, and third interfaces are respectively and correspondingly connected with the flow channels.

The flow channel comprises a first flow section, a second flow section and a third flow section, the first flow section, the second flow section and the third flow section are positioned on the same straight line and are connected end to end, the inner diameter of the second flow section is larger than that of the first flow section and the third flow section, and the check assembly is positioned in the second flow section.

The non-return subassembly is including being fixed in the mounting of second flow section, and the external diameter of mounting suits with the internal diameter of second flow section, and the circulation hole is seted up at the middle part of mounting, and the mounting is connected with the moving part through the elastic component, and the external diameter of moving part is less than the internal diameter of second flow section, and the one end that the moving part is close to first flow section is the toper section, and the minimum external diameter of toper section is less than the internal diameter of first flow section, and the biggest external diameter of toper section is greater than the internal diameter of first flow section, and toper section pointed end is towards first flow section.

The shell is T-shaped, and three ends of the T-shaped are connecting ends.

The connecting end of the shell is inserted into the first interface and is connected in a sealing way.

Compared with the prior art, the toxin expelling first-aid device provided by the utility model has the beneficial effects that the toxin expelling first-aid device can be used for carrying out first-aid after being bitten by a snake or a pest in the wild, the three-way valve is connected with the air bag through the three-way valve, the vacuum flexible sucker and the needle cylinder, the check component is arranged in the three-way valve to enable the three-way valve to form a one-way flow passage, the flexible sucker is prevented from being separated from a wound after negative pressure toxin extraction, and the toxin flows back to pollute surrounding skin and environment.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic structural view of a three-way valve according to the present utility model.

Fig. 3 is a schematic view of the structure of the airbag of the present utility model.

Fig. 4 is a schematic view of the structure of the cylinder in the present utility model.

Fig. 5 is a schematic view of the structure of the vacuum chuck according to the present utility model.

In the figure: 1. a three-way valve; 2. a first interface; 3. an air bag; 4. a vacuum flexible chuck; 5. a needle cylinder; 6. a second interface; 7. a liquid inlet pipe section; 8. hat brim; 9. a flexible strip; 10. a fixing member; 11. a conical section; 12. an elastic member; 13. a mounting block; 14. a through hole; 15. a first interface A;16. a first interface B;17. a first interface C;18. a plunger rod.

Detailed Description

The technical scheme of the utility model is further described in detail through the following specific embodiments.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. "mounting", "providing", "connecting" etc. may be by means conventional in the art, for example: integral arrangement, clamping installation, welding connection, bonding connection, bolt connection and the like. The specific meaning of the terms in the present utility model will be understood by those skilled in the art in specific cases, and suitable connection, arrangement or installation means will be selected in the prior art.

1-5, a toxin expelling first-aid device comprises a three-way valve 1, a vacuum flexible sucker 4, a needle cylinder 5 and an air bag 3; three first interfaces 2 are arranged on the three-way valve 1, protective caps are respectively arranged corresponding to the first interfaces 2, and second interfaces 6 are respectively arranged on the needle cylinder 5, the air bag 3 and the vacuum flexible sucker 4; the inner wall of the first interface 2 is provided with internal threads; the outer wall of the second interface 6 is provided with external threads; the first interface 2 and the second interface 6 are connected through threads; the three-way valve 1 is internally provided with a check component, so that a one-way flow passage is formed inside the three-way valve 1, and fluid can only flow from the vacuum flexible sucker 4 to the air bag 3 or the needle cylinder 5. Referring to the mark in the drawing, before use, a first interface A15 is connected with a vacuum flexible sucker 4, a first interface B16 is connected with an air bag 3, a first interface C17 is connected with a needle cylinder 5, and in a packaging state, a protective cap is buckled on the first interface and adopts a conventional cap type structure; the airbag is in a folded state. Specifically, the three-way valve may be a commercially available three-way check valve.

The toxin expelling first-aid device can be used for carrying out first-aid after being bitten by poisonous snakes and poisonous insects in the wild, and before use, the three-way valve, the vacuum flexible sucker and the needle cylinder are connected with the air bag, the flexible sucker is attached to a wound to draw out toxin, and the non-return component can prevent negative pressure from releasing venom to flow back to pollute surrounding skin and environment. The flexible sucker is soft in texture and can be used even in the positions of joints and the like, and in the use process, the flexible sucker is clung to the skin, and a negative pressure environment is formed under the action of an air bag or an operating syringe so as to suck the venom at a wound. In addition, the air in the air bag is exhausted first when in use.

The specific using method comprises the following steps: binding the proximal end of a wound, reducing blood flow, scraping sweat near the wound, flushing and sterilizing, assembling and connecting a needle cylinder, an air bag, a vacuum flexible sucker and a three-way valve, attaching the vacuum flexible sucker to the wound by using a toxin expelling emergency device, operating the needle cylinder to absorb venom at the wound, expelling toxin, taking down the flexible sucker at the wound after the absorption is completed (the flexible sucker leaves the skin, and the three-way valve and a flexible sucker interface are disconnected), and finally, taking orally and coating related toxin removing drugs externally.

Preferably, the air bag 3 comprises a flexible bag body, the flexible bag body is in an olive shape in an expanded state, one end of the flexible bag body is provided with a hard base, the outer end of the hard base is provided with a second interface 6, and the front end of the second interface 6 is provided with a liquid inlet pipe section 7; the other end of the flexible capsule body is provided with an outflow opening, the outflow opening is connected with a hard tube section, the hard tube section is provided with a sealing plug, the upper end of the sealing plug is provided with a cap peak 8, and the cap peak 8 is connected with the outer wall of the hard tube section through a flexible strip 9.

Preferably, the syringe 5 comprises a cylindrical barrel and a plunger arranged in the cylindrical barrel, one end of the plunger is connected with a plunger rod 18, the outer end of the plunger rod 18 is provided with a cylindrical handle, and the cylindrical handle is circular and has an outer diameter larger than the inner diameter of the cylindrical barrel; the front end of the cylindrical barrel is provided with a second interface 6, and the front end of the second interface 6 is provided with a liquid inlet pipe section 7; the outer diameters of the cylinder, the second connector 6 and the liquid inlet pipe section 7 are sequentially reduced.

Preferably, the vacuum flexible sucker 4 comprises a soft silica gel chassis which can be shaped and absorb non-planar parts such as joints, the tail part of the soft silica gel chassis is provided with a second interface 6, and the end part of the second interface 6 is provided with a liquid inlet pipe section 7.

Preferably, the three-way valve 1 includes a housing and a flow passage provided inside the housing, each flow passage is provided with a check assembly, the side of the housing is provided with three first connectors 2, and the third connectors are respectively connected with the flow passage correspondingly.

Preferably, the flow channel comprises a first flow section, a second flow section and a third flow section, the first flow section, the second flow section and the third flow section are positioned on the same straight line and are connected end to end, the inner diameter of the second flow section is larger than that of the first flow section and the third flow section, and the non-return assembly is positioned in the second flow section. It should be noted that the first flow section, the second flow section, and the third flow section are named for the purpose of describing the distinction only.

Preferably, the non-return subassembly includes being fixed in the mounting 10 of second flow section, the external diameter of mounting 10 suits with the internal diameter of second flow section, the circulation hole is seted up at the middle part of mounting 10, mounting 10 is connected with the moving part through elastic component 12, the external diameter of moving part is less than the internal diameter of second flow section, the one end that the moving part is close to first flow section is toper section 11, the minimum external diameter of toper section 11 is less than the internal diameter of first flow section, the maximum external diameter of toper section 11 is greater than the internal diameter of first flow section, toper section 11 pointed end is towards first flow section. Referring to the drawings, the check assembly corresponds to the three first interfaces one by one, the movable piece further comprises mounting blocks 13 which are connected with the conical sections in two, the outer walls of the mounting blocks are attached to the inner walls of the second flow sections, a transition section is arranged between the mounting blocks and the conical sections, an elastic piece mounting groove is formed in the movable piece, and a through hole 14 communicated with the elastic piece mounting groove is formed in the transition section.

In the use, the fluid flows from first flow section to second pipe section, compresses the elastic component and can flow in, on the contrary, the fluid flows from second flow section to first pipe section, and the conical section blocks up first flow section unable circulation to play the non return effect. The conical section blocks the first flow section in the natural state of the elastic element. The elastic piece can be made of a spring, the elastic piece is made of a material with smaller rigidity, and the opening pressure of the three-way valve is 0.035-0.05MPa.

Preferably, the shell is T-shaped, and three ends of the T-shape are connecting ends.

Preferably, the connection end of the housing is inserted into the first interface 2 and connected in a sealing manner, or is formed by bonding or integrally forming, and the first interface can be made of transparent materials for observation.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same; while the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art will appreciate that: modifications may be made to the specific embodiments of the present utility model or equivalents may be substituted for part of the technical features thereof; without departing from the spirit of the utility model, it is intended to cover the scope of the utility model as claimed.

Claims

1. The utility model provides a toxin expelling first aid device which characterized in that: comprises a three-way valve, a vacuum flexible sucker, a needle cylinder and an air bag; three first interfaces are arranged on the three-way valve, protective caps are respectively arranged corresponding to the first interfaces, and second interfaces are respectively arranged on the needle cylinder, the air bag and the vacuum flexible sucker; an inner wall of the first interface is provided with an inner thread; the outer wall of the second interface is provided with external threads; the first interface is connected with the second interface through threads; the check component is arranged in the three-way valve, so that a one-way flow passage is formed in the three-way valve, and fluid can only flow from the vacuum flexible sucker to the air bag or the needle cylinder; the three-way valve comprises a shell and flow channels arranged in the shell, check assemblies are respectively arranged in the flow channels, three first interfaces are arranged on the side part of the shell, and third interfaces are respectively and correspondingly connected with the flow channels; the flow channel comprises a first flow section, a second flow section and a third flow section, the first flow section, the second flow section and the third flow section are positioned on the same straight line and are connected end to end, the inner diameter of the second flow section is larger than that of the first flow section and the third flow section, and the non-return assembly is positioned in the second flow section; the non-return subassembly is including being fixed in the mounting of second flow section, and the external diameter of mounting suits with the internal diameter of second flow section, and the circulation hole is seted up at the middle part of mounting, and the mounting is connected with the moving part through the elastic component, and the external diameter of moving part is less than the internal diameter of second flow section, and the one end that the moving part is close to first flow section is the toper section, and the minimum external diameter of toper section is less than the internal diameter of first flow section, and the biggest external diameter of toper section is greater than the internal diameter of first flow section, and toper section pointed end is towards first flow section.

2. The detoxification emergency device according to claim 1, wherein: the air bag comprises a flexible bag body, the flexible bag body is in an olive shape in an expanded state, one end of the flexible bag body is provided with a hard base, the outer end of the hard base is provided with a second interface, and the front end of the second interface is provided with a liquid inlet pipe section; the other end of the flexible capsule body is provided with an outflow port, the outflow port is connected with a hard pipe section, the hard pipe section is provided with a sealing plug, the upper end of the sealing plug is provided with a cap peak, and the cap peak is connected with the outer wall of the hard pipe section through a flexible strip.

3. The detoxification emergency device according to claim 1, wherein: the needle cylinder comprises a cylindrical barrel and a plunger arranged in the cylindrical barrel, one end of the plunger is connected with a plunger rod, the outer end of the plunger rod is provided with a cylindrical handle, and the cylindrical handle is round and has an outer diameter larger than the inner diameter of the cylindrical barrel; the front end of the cylindrical barrel is provided with a second interface, and the front end of the second interface is provided with a liquid inlet pipe section; the outer diameters of the cylinder, the second connector and the liquid inlet pipe section are sequentially reduced.

4. The detoxification emergency device according to claim 1, wherein: the vacuum flexible sucker comprises a soft silica gel chassis, a second interface is arranged at the tail part of the soft silica gel chassis, and a liquid inlet pipe section is arranged at the end part of the second interface.

5. The detoxification emergency device according to claim 1, wherein: the movable part still includes the installation piece that is connected with the toper section is two, and the outer wall of installation piece is laminated mutually with the inner wall of second flow section, sets up the changeover portion between installation piece and the toper section, set up the elastic component mounting groove on the movable part, set up the through-hole with the elastic component mounting groove intercommunication on the changeover portion.

6. The detoxification emergency device according to claim 1, wherein: the shell is T-shaped, and three ends of the T-shaped are connecting ends.

7. The detoxification emergency device according to claim 6, wherein: the connecting end of the shell is inserted into the first interface and is connected in a sealing way.