CN112138299B - Chemical oxygen self-rescuer with replaceable medicine tank - Google Patents
Chemical oxygen self-rescuer with replaceable medicine tank Download PDFInfo
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- CN112138299B CN112138299B CN202011127477.8A CN202011127477A CN112138299B CN 112138299 B CN112138299 B CN 112138299B CN 202011127477 A CN202011127477 A CN 202011127477A CN 112138299 B CN112138299 B CN 112138299B
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/02—Masks
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B7/00—Respiratory apparatus
- A62B7/08—Respiratory apparatus containing chemicals producing oxygen
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Abstract
The invention discloses a chemical oxygen self-rescuer with a replaceable medicine tank, and belongs to the technical field of self-rescuers. The invention comprises a respiratory circulation system and two circulation pipes, wherein the middle of each circulation pipe is provided with a circulation pipe interface, and two ends of each circulation pipe are provided with a medicine tank interface which is opened upwards; the breathing circulation system comprises air outlet air bags, an air inlet pipe and a three-way pipe, wherein the lower end of the air outlet air bag is connected to the circulation pipe interface of one circulation pipe through a pipe interface, and the lower end of the air inlet pipe is connected to the circulation pipe interface of the other circulation pipe through a pipe interface; two sides of the respiratory circulation system are respectively provided with a replaceable medicine tank, and the lower end of the replaceable medicine tank is provided with two medicine tank inserting holes; the replaceable medicine tank is simultaneously and hermetically connected to the medicine tank interfaces on the same side of the two circulating pipes through the two medicine tank inserting holes. The chemical oxygen self-rescuer has simple structure and convenient use, can realize the simple replacement of the chemical oxygen self-rescuer medicine tank, and realizes the reasonable storage and use of the medicine tank.
Description
Technical Field
The invention relates to a chemical oxygen self-rescuer, belonging to the technical field of emergency rescue equipment.
Background
At present, in high-risk operation environments such as mines and the like, a self-rescuer is common necessary emergency rescue equipment, can provide oxygen support under emergency conditions and provides protection for a human respiratory system. Once a disaster accident occurs, the situation that oxygen deficiency or toxic gas leakage and the like seriously harm life safety can occur due to fire explosion, and under the scene, the self-rescuer is firstly worn to save self so as to protect life health and safety.
The existing self-rescuer can be divided into two types according to the oxygen generation technical principle, namely a compressed oxygen self-rescuer and a chemical oxygen self-rescuer. The compressed oxygen self-rescuer can directly store oxygen and can be recharged with oxygen for recycling after cleaning and killing, so that the compressed oxygen self-rescuer is relatively widely used. However, the tank body of the compressed oxygen self-rescuer is large in size and heavy in weight, the tank body of the compressed oxygen self-rescuer needs to be made of high-density materials, the compressed oxygen self-rescuer which can be stored and used for more than 30 minutes is often heavy, and in addition, the common isolation type layout needs to arrange absorption medicines, so that the compressed oxygen self-rescuer is large in size and heavy in weight, the bag is exposed outside and small, and inconvenience is caused to a user to wear and move. The chemical oxygen self-rescuer has the advantages of light weight and small volume, but the prior chemical oxygen self-rescuer has relatively short use time and is discarded after being used once. The traditional Chinese patents CN207168850U and CN205516052U have innovated replaceable medicine tanks, but the replacement interfaces are relatively complex, the replacement process is relatively complicated, the safety is not easy to guarantee, and the storage problem of a standby medicine tank and the time problem of judging the replacement of the medicine tank cannot be well handled.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the chemical oxygen self-rescuer with the replaceable medicine tank, which has the advantages of simple structure and convenient use, can realize the simplified replacement of the medicine tank of the chemical oxygen self-rescuer and realize the reasonable storage and use of the medicine tank.
The invention is realized by the following technical scheme: a chemical oxygen self-rescuer with a replaceable medicine tank comprises a breathing circulation system and two hollow circulation pipes, wherein the middle of each circulation pipe is provided with a circulation pipe joint which is opened upwards, and the two ends of each circulation pipe are provided with medicine tank joints which are opened upwards; the breathing circulation system comprises an air outlet air bag, an air inlet pipe and a three-way pipe, the upper ends of the air outlet air bag and the air inlet pipe are respectively connected with the two ends of the three-way pipe in a sealing way through pipe connectors, the other end of the three-way pipe is connected with a face shield in a sealing way, the lower end of the air outlet air bag is connected with the circulating pipe connector of one of the circulating pipes in a sealing way through the pipe connector, and the lower end of the air inlet pipe is connected with the circulating pipe connector of the other circulating pipe in a sealing way through the pipe connector; two sides of the respiratory circulation system are respectively provided with a replaceable medicine tank, and the lower end of each replaceable medicine tank is provided with two medicine tank insertion holes which are in insertion fit with the medicine tank interfaces; when in use, each replaceable medicine pot on the two sides is simultaneously and hermetically connected to the medicine pot interface on the same side of the two circulating pipes through the two medicine pot inserting openings; when the device is used independently, the replaceable medicine pot on one side is simultaneously and hermetically connected to the medicine pot interfaces on the same side of the two circulating pipes through the two medicine pot inserting openings, the replaceable medicine pot on the other side is inverted in a mode that the medicine pot inserting opening faces upwards, and meanwhile, the medicine pot inserting opening and the medicine pot interfaces on the side are sealed.
Furthermore, the medicine tank connector is hinged with a circulating pipe door, a return spring of the circulating pipe door is arranged on a hinged shaft of the circulating pipe door, and a rubber gasket of the circulating pipe door and an upper cover of the circulating pipe door are also arranged on the circulating pipe door.
Furthermore, sealing gaskets are arranged at the joints of the air outlet air bag, the air inlet pipe and the three-way pipe, and are fastened outside the three-way pipe through a pipe fixing clamp and a buckle, and a check valve is arranged on a pipeline between the three-way pipe and the air outlet air bag; the mask is connected with the three-way pipe through a mask breathing connecting pipe, and the lower end of the mask breathing connecting pipe is in threaded sealing connection with the three-way pipe through a mask pipe connector, a rubber pad and a spiral connector.
Furthermore, the circulating pipe is of a groove-shaped hollow structure, the medicine tank joints at two ends are rectangular joints, and the circulating pipe joint in the middle is a circular joint.
Further, an air bag protective shell is covered outside the air outlet air bag, and an air inlet pipe protective shell is covered outside the air inlet pipe; the air bag protective shell is opposite to the opening of the air inlet pipe protective shell and is butted into a whole, and the connected air outlet bag and the air inlet pipe are wrapped in a detachable whole cover body.
Further, every removable medicinal cupping includes the medicinal cupping shell, and medicinal cupping shell lower extreme has two all the other faces of medicinal cupping inserted hole, medicinal cupping shell are sealed, and the medicinal cupping shell is inside to be close to the position of medicinal cupping inserted hole is equipped with the filtration bag, is equipped with chemical oxygen generation package and exhaust-gas treatment package in the middle of the medicinal cupping shell is inside, the filtration bag is located exhaust-gas treatment package both sides, the medicinal cupping shell lateral part is equipped with the temperature measurement and caves in, is equipped with temperature indicator on the temperature measurement caves in, the medicinal cupping shell lower extreme is equipped with the constant head tank.
Further, the medicine tank shell lower extreme has carries out the sealing strip sealed to removable medicine tank when not using, is equipped with on the sealing strip and inserts protruding strip of paper used for sealing in medicine tank inserted hole and the constant head tank.
As an improvement, the invention also comprises an outer shell formed by enclosing an upper shell, a middle shell and a lower shell, wherein the breathing circulation system, the two hollow circulation pipes and the replaceable medicine tank are all arranged in the outer shell, the face mask is positioned outside the upper shell, the upper shell is provided with a breathing mask pipe mounting hole matched with a connecting pipe of the face mask and two medicine tank receiving grooves matched with the replaceable medicine tank, a limiting cushion is arranged outside the connecting pipe of the face mask, a detachable or hinged top cover is arranged outside the upper shell, and the top cover can contain the face mask.
Further, be equipped with in the mesochite two with the shell is acceptd to the medicinal cupping of removable medicinal cupping adaptation, in a medicinal cupping of loading into accepts the shell, the upper end opening that the shell was acceptd to the medicinal cupping and with medicinal cupping accepting groove position corresponds, and the upper end opening part that the shell was acceptd to the medicinal cupping articulates there is the medicinal cupping to accept the shell door, and the articulated portion that the shell door was acceptd to the medicinal cupping is equipped with the medicinal cupping and accepts shell door reset spring, medicinal cupping accepting groove inboard is equipped with medicinal cupping and accepts shell door rubber pad.
As an improvement, the invention also comprises an outer shell which is formed by enclosing an upper shell, a middle shell and a lower shell, wherein the breathing circulation system, the two hollow circulation pipes and the replaceable medicine tank are all arranged in the outer shell, the face mask is positioned outside the upper shell, the upper shell is provided with a breathing mask pipe mounting hole matched with a connecting pipe of the face mask and two medicine tank receiving grooves matched with the replaceable medicine tank, a limiting pad is arranged outside the connecting pipe of the face mask, a detachable or hinged top cover is arranged outside the upper shell, and the top cover can contain the face mask; two medicine pot receiving shells matched with the replaceable medicine pots are arranged in the middle shell, one replaceable medicine pot is arranged in one medicine pot receiving shell, the upper end opening of the medicine pot receiving shell corresponds to the position of the medicine pot receiving groove, a medicine pot receiving shell door is hinged to the upper end opening of the medicine pot receiving shell, a medicine pot receiving shell door reset spring is arranged on a hinged portion of the medicine pot receiving shell door, and a medicine pot receiving shell door rubber pad is arranged on the inner side of the medicine pot receiving groove; the side parts of the middle shell and the medicine pot receiving shell are provided with perspective holes matched with the temperature indicator, and the perspective holes of the middle shell are also provided with observation lenses; and a positioning inserting strip matched with the positioning groove is arranged in the lower shell.
The invention has the beneficial effects that: the breathing circulation part and the replaceable medicine tank are convenient to mount and dismount, the medicine tank can be replaced easily and quickly, suffocation is not needed, operation is simple, and reasonable storage and use of the medicine tank are achieved. More importantly, the invention can always ensure the communication of the mask part, the breathing circulation part and the replaceable medicine tank part of the self-rescuer, so that a user can breathe normally all the time, thereby avoiding the waiting time of replacing the medicine tank of other self-rescuers and greatly increasing the safety. The problem that the user is unskilled in replacing actions due to the fact that the operation flow or the mechanism is complex is also prevented, and the user can continuously breathe smoothly in the whole replacing process. And the gas circulation passage and the oxygen supply do not need to be cut off like other self-rescuer patents capable of replacing the medicine tank during replacement, thereby reducing the possibility of pollution caused by long-time exposure of the interface to the outside during replacement in other invention patents.
The mask part, the breathing circulation part and the replaceable medicine tank part adopt an outer shell, a medicine tank receiving shell, an air bag protective shell and the like which are formed by enclosing an upper shell, a middle shell and a lower shell to form a mixed closed structure, so that external air cannot enter a user in the using process, the user is effectively prevented from being damaged by polluted air in the environment, and the possibility of pollution of related interfaces and pipeline passages during the replacement of the medicine tank is reduced.
The pipelines of the mask part and the breathing circulation part of the invention can be screwed into the three-way pipe after being put into the pipe interfaces, and the three-way pipe can be pressed down after being screwed into the three-way pipe to ensure that the pipe interfaces are tightly connected with the pipelines and can be screwed out quickly. The device can realize the quick assembly and disassembly of parts, thereby realizing the maintenance and cleaning of the internal pipeline of the chemical oxygen self-rescuer.
The temperature indicator is arranged outside the replaceable medicine tank, so that a user can sense the use condition of the replaceable medicine tank, and the temperature indicator is provided with an indicating area for distinguishing a temperature interval, so that the user can judge the reaction condition of the medicine tank by looking up the indicating area of the temperature indicator, and further can judge the use state of the medicine tank and take measures in time.
The invention also has a structure for sealing and protecting the respiratory circulation part, such as a medicine tank receiving shell door on the medicine tank receiving shell, a circulation pipe door on the medicine tank interface and the like which have opening and resetting functions, and sealing measures are taken. When in use, the replaceable medicine pot is inserted, the circulating pipe door is jacked open, and the replaceable medicine pot is tightly connected with the breathing circulation part to form a passage. When the device is not used, the circulating pipe door is reset by the circulating pipe door resetting spring, and the passage is closed, so that sundries can be prevented from entering or positive pressure gas can be prevented from flowing through.
The replaceable medicine tank has good replaceable effect, can be made into a small-volume light medicine tank, has small volume and light weight, and reduces the volume of the chemical oxygen self-rescuer and the wearing burden of a user.
Drawings
The invention is further illustrated below with reference to the figures and examples.
FIG. 1 is a perspective exploded view of the breathing cycle system of the present invention;
FIG. 2 is a schematic view of a respiratory mask, a respiratory circulation system and a replaceable canister together forming a hybrid enclosure structure in accordance with the present invention;
FIG. 3 is a perspective exploded view of a portion of a replaceable canister of the present invention;
FIG. 4 is a schematic view of a respiratory mask of the present invention;
FIG. 5 is a temperature indicator provided on a replaceable medicament container of the present invention;
FIG. 6 is a perspective view of the present invention with the housing in use;
FIG. 7 is a perspective exploded view of a housing portion of the present invention;
figure 8 is an internal view of a replaceable cartridge according to the present invention.
In the figure, 1, a top cover, 2, an upper shell, 2.1, a respiratory mask tube mounting hole, 2.2, a medicine tank receiving groove, 3, a middle shell, 4, a lower shell, 4.1, a positioning insert, 5, a limiting pad, 6, a medicine tank receiving shell, 7, a medicine tank receiving shell door, 8, a medicine tank receiving shell door reset spring, 9, a medicine tank receiving shell door rubber pad, 10 and an observation mirror; 11. the device comprises a three-way pipe, 12, a pipe fixing clamp, 12.1, a buckle, 13, a pipe joint, 14, a check valve, 15, a sealing gasket, 16, an air inlet pipe, 17, an air inlet pipe protective shell, 18, a circulating pipe, 18.1, a circulating pipe joint, 18.2, a medicine tank joint, 19, a circulating pipe door, 20, a circulating pipe door return spring, 21, a circulating pipe door upper cover, 22, a circulating pipe door rubber gasket, 23, an air outlet air bag, 24 and an air bag protective shell; 25. 25.1 parts of a medicine tank shell, 25.2 parts of a temperature measuring recess, 25.3 parts of a medicine tank insertion opening, 26 parts of a positioning groove, a chemical oxygen generation package, 27 parts of an exhaust gas treatment package, 28 parts of a filtering bag, 29 parts of a sealing strip, 30 parts of a temperature indicator, 31 parts of a face mask, 32 parts of a face mask breathing connecting pipe, 33 parts of a face mask pipe interface, 34 parts of a rubber pad, 35 parts of a spiral interface, 36 parts of a perspective hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the specification, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.
Techniques, methods, and apparatus known to those skilled in the art may not be discussed in detail but are intended to be part of the specification as appropriate.
As shown in the attached figures 1-2, the chemical oxygen self-rescuer with the medicine replacement tank comprises a breathing circulation system and two hollow circulation pipes 18, wherein the middle of each circulation pipe 18 is provided with a circulation pipe joint 18.1 which is opened upwards, and the two ends of each circulation pipe 18 are provided with medicine tank joints 18.2 which are opened upwards; the respiratory circulation system comprises an air outlet air bag 23, an air inlet pipe 16 and a three-way pipe 11, the upper ends of the air outlet air bag 23 and the air inlet pipe 16 are respectively connected with the two ends of the three-way pipe 11 in a sealing way through a pipe connector 13, the other end of the three-way pipe 11 is connected with a face mask 31 in a sealing way, the lower end of the air outlet air bag 23 is connected with a circulation pipe connector 18.1 of one circulation pipe 18 in a sealing way through the pipe connector 13, and the lower end of the air inlet pipe 16 is connected with a circulation pipe connector 18.1 of the other circulation pipe 18 in a sealing way through the pipe connector 13; two sides of the respiratory circulation system are respectively provided with a replaceable medicine tank, and the lower end of each replaceable medicine tank is provided with two medicine tank insertion holes 25.2 which are in insertion fit with the medicine tank interfaces 18.2; when in use, each replaceable medicine can at two sides is simultaneously and hermetically connected to the medicine can interface 18.2 at the same side of the two circulating pipes 18 through the two medicine can inserting ports 25.2; when the device is used independently, the replaceable medicine pot on one side is simultaneously connected to the medicine pot connectors 18.2 on the same side of the two circulating pipes 18 in a sealing mode through the two medicine pot inserting openings 25.2, the replaceable medicine pot on the other side is inverted in a mode that the medicine pot inserting opening 25.2 faces upwards, and meanwhile, the medicine pot inserting opening 25.2 and the medicine pot connectors 18.2 on the side are sealed.
Further, a circulating pipe door 19 is hinged on the medicine tank port 18.2, a circulating pipe door return spring 20 is mounted on a hinged shaft of the circulating pipe door 19, and a circulating pipe door rubber pad 22 and a circulating pipe door upper cover 21 are further mounted on the circulating pipe door 19.
As shown in fig. 1, 2 and 4, sealing gaskets 15 are respectively arranged at the joints of the air outlet bag 23 and the air inlet pipe 16 with the three-way pipe 11, and are fastened outside the three-way pipe 11 through a pipe fixing clamp 12 and a buckle 12.1, and a check valve 14 is arranged on a pipeline between the three-way pipe 11 and the air outlet bag 23; the mask 31 is connected with the three-way pipe 11 through a mask breathing connecting pipe 32, and the lower end of the mask breathing connecting pipe 32 is in threaded sealing connection with the three-way pipe 11 through a mask pipe interface 33, a rubber pad 34 and a spiral interface 35. The three-way pipe 11, the pipe joint 13, the check valve 14 and the rubber pad 15 jointly form a set of quick-release device, by using the device, a pipeline of the respirator can be screwed into the three-way pipe after being inserted into the pipe joint, the three-way pipe 11 extrudes the pipe joint 13 by using the material characteristics to fix the air inlet pipe 16, and the three-way pipe is matched with the check valve 14 or the rubber pad 15 to ensure air tightness.
Furthermore, the circulating pipe 18 is a groove-shaped hollow structure, the medicine tank joints 18.2 at two ends are rectangular joints, and the circulating pipe joint 18.1 in the middle is a circular joint.
Further, an air bag protective shell 24 is covered outside the air outlet air bag 23, and an air inlet pipe protective shell 17 is covered outside the air inlet pipe 16; the air bag protective shell 24 is opposite to the opening of the air inlet pipe protective shell 17 and is butted into a whole, and the connected air outlet air bag 23 and the air inlet pipe 16 are wrapped in a detachable whole cover body.
As shown in fig. 3 and 8, each replaceable medicine container comprises a medicine container shell 25, the lower end of the medicine container shell 25 is provided with two medicine container insertion holes 25.2, the other surfaces of the medicine container shell 25 are closed, and the circulation pipe door 19 is ensured to be opened downwards after the medicine container insertion holes 25.2 of the medicine container shell 25 are inserted. Medicine tank shell 25 is inside to be close to medicine tank inserted hole 25.2's position is equipped with filtration bag 28, is equipped with chemical oxygen generation package 26 and exhaust-gas treatment package 27 in the middle of medicine tank shell 25 is inside, filtration bag 28 is located exhaust-gas treatment package 27 both sides, medicine tank shell 25 lateral part is equipped with temperature measurement sunken 25.1, is equipped with temperature indicator 30 on the temperature measurement sunken 25.1, medicine tank shell 25 lower extreme is equipped with constant head tank 25.3. Wherein, the chemical oxygen generating bag 26 is filled with chemical oxygen generating tablets and is filled in a medicine tank; the waste gas treatment bag 27 is used for treating waste gas such as carbon dioxide, water and the like exhaled by breathing and is arranged at a relative position above the chemical oxygen generation bag 26; the filtering bag 28 is used for filtering the gas entering and flowing out of the medicine tank and symmetrically arranged at the pipe orifice of the medicine tank; the oxygen chemistry oxygen that removable medicinal cupping internal portion arranged produces package, waste gas treatment package and realizes the hybrid processing of exhaling gas, has reduced other closed breathing structure and has produced the poor problem of gas quality.
The temperature indicator 30 is used for measuring the reaction temperature of the medicine tank and giving a user a use instruction, and the indication device is provided with an indication area for distinguishing a temperature interval, so that the user can judge the reaction condition of the medicine tank by checking the indication area of the temperature indicator, and the use condition of the medicine tank is helped to be judged. The indication area is divided into a reaction area and a static area, when the temperature indicator points to the static area, the oxygen generation reaction does not occur in the replaceable medicine tank or the reaction intensity is not enough, at the moment, the exhaled gas cannot be effectively subjected to oxygen generation waste absorption treatment after flowing through the replaceable medicine tank, and a user needs to replace the temperature indicator in time. When the temperature indicator points to the reaction area, the violent reaction in the medicine tank generates a large amount of heat, and a user can use the medicine tank normally.
Further, the lower end of the medicine tank shell 25 is provided with a sealing strip 29 for sealing the replaceable medicine tank when not in use, and the sealing strip 29 is provided with a convex sealing strip which can be inserted into the medicine tank insertion hole 25.2 and the positioning groove 25.3. The sealing strip 29 is used for sealing the medicine tank for preservation when the medicine tank is not used.
As shown in fig. 6 and 7, the present invention further includes an outer shell enclosed by an upper shell 2, a middle shell 3 and a lower shell 4, the respiratory circulation system, two hollow circulation pipes 18 and the replaceable medicine tank are all arranged in the outer shell, the face mask 31 is positioned outside the upper shell 2, the upper shell 2 is provided with a respiratory mask pipe mounting hole 2.1 adapted to a connection pipe of the face mask 31 and two medicine tank receiving grooves 2.2 adapted to the replaceable medicine tank, the connection pipe of the face mask 31 is externally provided with a limiting pad 5, the upper shell 2 is externally provided with a detachable or hinged top cover 1, and the top cover 1 can accommodate the face mask 31. Specifically, 2 cards of epitheca are in mesochite 3 tops, and 4 cards of inferior valve are in mesochite 3 below, and top cap 1 is connected with the buckle mode with mesochite 3 with the hinge, and the top cap accessible hinge is opened after opening the buckle. The top cover 1, the upper shell 2 and the middle shell 3 can form a closed space after being buckled, and the closed space is used for storing the mask and the breathing tube thereof. The invention embeds the breathing air bag, which effectively solves the problem that the breathing air bag affects the movement of the mask and further affects the movement and the movement of a user due to the connection of the mask and the external breathing air bag in the similar products.
Further, be equipped with in the mesochite 3 two with the medicine jar of removable medicine jar adaptation accepts shell 6, in a medicine jar of packing into accepts shell 6, the upper end opening that the shell 6 was accepted to the medicine jar and with 2.2 positions in the medicine jar accepting groove correspond, and the upper end opening part that the shell 6 was accepted to the medicine jar articulates there is the medicine jar to accept shell door 7, and the articulated portion that the shell door 7 was accepted to the medicine jar is equipped with medicine jar and accepts shell door reset spring 8, 2.2 inboards in the medicine jar accepting groove are equipped with medicine jar and accept shell door rubber pad 9. The medicine pot receiving shell door 7 is assembled with a medicine pot receiving shell door homing spring 8 and then is arranged on the medicine pot receiving shell 6, and the upper shell 2 covers the shell opening of the medicine pot receiving shell 6 and is used for limiting the circulating pipe door 7 and forming a closed baffle together with the medicine pot receiving shell door rubber pad 9 to prevent sundries and air flow from passing through.
As an improvement, when a scheme that a temperature measuring recess 25.1 is formed in the side of a medicine tank shell 25, a temperature indicator 30 is arranged on the temperature measuring recess 25.1, and a positioning groove 25.3 is formed in the lower end of the medicine tank shell 25 is adopted, the invention further comprises an outer shell formed by enclosing an upper shell 2, a middle shell 3 and a lower shell 4, wherein the breathing circulation system, the two hollow circulation pipes 18 and the replaceable medicine tank are all arranged in the outer shell, the face mask 31 is positioned outside the upper shell 2, a breathing mask pipe mounting hole 2.1 matched with a connecting pipe of the face mask 31 and two medicine tank receiving grooves 2.2 matched with the replaceable medicine tank are formed in the upper shell 2, a limiting cushion 5 is arranged outside the connecting pipe of the face mask 31, a detachable or hinged top cover 1 is arranged outside the upper shell 2, and the face mask 31 can be contained in the top cover 1; two medicine pot receiving shells 6 matched with the replaceable medicine pots are arranged in the middle shell 3, one replaceable medicine pot is arranged in one medicine pot receiving shell 6, the upper end opening of the medicine pot receiving shell 6 corresponds to the position of the medicine pot receiving groove 2.2, a medicine pot receiving shell door 7 is hinged to the upper end opening of the medicine pot receiving shell 6, a medicine pot receiving shell door reset spring 8 is arranged on the hinged portion of the medicine pot receiving shell door 7, and a medicine pot receiving shell door rubber pad 9 is arranged on the inner side of the medicine pot receiving groove 2.2; the side parts of the middle shell 3 and the medicine pot receiving shell 6 are provided with perspective holes 36 matched with the temperature indicator 30, and the perspective holes 36 of the middle shell 3 are also provided with observation lenses 10; and a positioning inserting strip 4.1 matched with the positioning groove 25.3 is arranged in the lower shell 4.
The judgment and use method of the replaceable medicine tank comprises the following steps: after the user starts to breathe, if the user feels a little suffocating feeling and observes the temperature indicators 30 on the medicine tanks on the corresponding sides through the observation mirror 10 of the shell part to find that the temperature indicators indicate reaction areas, the single medicine tank is not enough for supporting the user to breathe, and at the moment, the user can open the standby replaceable medicine tank and then insert the replaceable medicine tank to be used together with the original medicine tank. In the case of a single replaceable canister, after a period of reaction, the oxygen generating drug in the chemical oxygen generating packet 26 in the replaceable canister is depleted, at which point the user will feel suffocated, in which case the spare replaceable canister may be activated. Under two removable medicinal cupping in service behavior, the temperature indicator 30 on the medicinal cupping of corresponding side is observed to the sight glass 10 of user's permeable shell part, and when the temperature on the temperature indicator was less than reaction temperature, the oxygen production medicine in the chemical oxygen generation package in the medicinal cupping was used up, and the user can dismantle this removable medicinal cupping, changes new removable medicinal cupping.
Figure 6 illustrates one of the states of the invention in use, when the cap 1 has been opened and the mask 31 is worn. One of the canisters has been used, inserted right up and the other canister stored upside down sealed by a sealing strip 29. The user can judge the use condition by observing the temperature indicator 30 located on the medicine can case 25 through the observation mirror 10.
The method for replacing the medicine tank comprises the following steps: when changing removable medicinal cupping in the use, should ensure to insert a removable medicinal cupping all the time in the self-rescuer to ensure that respirator part, breathing cycle part and removable medicinal cupping part can constitute one set of mixed closed structure jointly, make the user can continue to breathe. When only inserting a removable medicinal cupping in the self-rescuer, should open another reserve removable medicinal cupping at first and insert for insert two removable medicinal cupping in this self-rescuer, later the user can take out another removable medicinal cupping that needs to be changed. When two replaceable medicine cans are inserted, only one medicine can needs to be replaced, and the medicine can be directly taken out for replacement. In the case of two replaceable canisters being inserted, the user would first remove one of the replaceable canisters for replacement and then replace the other replaceable canister after the replacement is complete.
When arranging this self-rescuer, user self should be equipped with one and sealed be equipped with two chemical oxygen self-rescuer of changing the medicinal cupping, simultaneously in working space, open up a plurality of spaces and be used for depositing sealed removable medicinal cupping, be convenient for in time look for removable medicinal cupping in the working face in the user after the emergence accident.
The above description is only exemplary of the present invention and should not be taken as limiting the invention, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a chemical oxygen self-rescuer of medicinal cupping is changed in area which characterized in that:
comprises a respiratory circulation system and two hollow circulation pipes (18), wherein the middle of each circulation pipe (18) is provided with a circulation pipe joint (18.1) which is opened upwards, and the two ends of each circulation pipe (18) are provided with a medicine tank joint (18.2) which is opened upwards; the respiratory circulation system comprises an air outlet air bag (23), an air inlet pipe (16) and a three-way pipe (11), the upper ends of the air outlet air bag (23) and the air inlet pipe (16) are respectively connected with the two ends of the three-way pipe (11) in a sealing way through a pipe connector (13), the other end of the three-way pipe (11) is connected with a face mask (31) in a sealing way, the lower end of the air outlet air bag (23) is connected with a circulating pipe connector (18.1) of one circulating pipe (18) in a sealing way through the pipe connector (13), and the lower end of the air inlet pipe (16) is connected with a circulating pipe connector (18.1) of the other circulating pipe (18) in a sealing way through the pipe connector (13); two sides of the respiratory circulation system are respectively provided with a replaceable medicine tank, and the lower end of each replaceable medicine tank is provided with two medicine tank insertion holes (25.2) which are in insertion fit with the medicine tank interfaces (18.2); when in use, each replaceable medicine can at two sides is simultaneously connected on the medicine can interface (18.2) at the same side of the two circulating pipes (18) in a sealing way through the two medicine can inserting openings (25.2); when the medicine can is used independently, the replaceable medicine can at one side is simultaneously connected on the medicine can interface (18.2) at the same side of the two circulating pipes (18) in a sealing way through the two medicine can inserting openings (25.2), the replaceable medicine can at the other side is inverted in a mode that the medicine can inserting openings (25.2) are upward, and simultaneously, the medicine can inserting openings (25.2) and the medicine can interface (18.2) at the side are sealed;
still include to enclose the shell body that closes and form by epitheca (2), mesochite (3) and inferior valve (4), respiratory system, two hollow circulating pipe (18) and removable medicinal cupping all establish in the shell body, face guard (31) are located epitheca (2) outside, be equipped with on epitheca (2) with respiratory cover pipe mounting hole (2.1) and two of the connecting pipe adaptation of face guard (31) with groove (2.2) are acceptd to the medicinal cupping of removable medicinal cupping adaptation, the connecting pipe of face guard (31) is equipped with spacing pad (5) outward, epitheca (2) are equipped with removable or articulated top cap (1) outward, and top cap (1) can hold face guard (31).
2. The chemical oxygen self-rescuer with a replacement canister as claimed in claim 1, wherein:
the medicine tank connector (18.2) is hinged with a circulating pipe door (19), a return spring (20) of the circulating pipe door is arranged on a hinged shaft of the circulating pipe door (19), and a rubber gasket (22) of the circulating pipe door and an upper cover (21) of the circulating pipe door are also arranged on the circulating pipe door (19).
3. The chemical oxygen self-rescuer with replacement canister as claimed in claim 1, wherein:
sealing gaskets (15) are arranged at the joints of the air outlet air bag (23) and the air inlet pipe (16) and the three-way pipe (11) and are fastened outside the three-way pipe (11) through a pipe fixing clamp (12) and a buckle (12.1), and a check valve (14) is arranged on a pipeline between the three-way pipe (11) and the air outlet air bag (23); the mask (31) is connected with the three-way pipe (11) through a mask breathing connecting pipe (32), and the lower end of the mask breathing connecting pipe (32) is in threaded sealing connection with the three-way pipe (11) through a mask pipe connector (33), a rubber pad (34) and a spiral connector (35).
4. The chemical oxygen self-rescuer with replacement canister as claimed in claim 1, wherein:
the circulating pipe (18) is of a groove-shaped hollow structure, the medicine tank connectors (18.2) at two ends are rectangular connectors, and the circulating pipe connector (18.1) in the middle is a circular connector.
5. The chemical oxygen self-rescuer with replacement canister as claimed in claim 1, wherein:
an air bag protective shell (24) is covered outside the air outlet air bag (23), and an air inlet pipe protective shell (17) is covered outside the air inlet pipe (16); the air bag protective shell (24) is opposite to the opening of the air inlet pipe protective shell (17) and is butted into a whole, and the connected air outlet air bag (23) and the air inlet pipe (16) are wrapped in a detachable whole cover body.
6. The chemical oxygen self-rescuer with replacement canister according to any one of claims 1 to 4, wherein:
every removable medicinal cupping includes medicinal cupping shell (25), and medicinal cupping shell (25) lower extreme has two medicinal cupping inserted hole (25.2), other faces of medicinal cupping shell (25) seal, and medicinal cupping shell (25) is inside to be close to the position of medicinal cupping inserted hole (25.2) is equipped with filtration bag (28), is equipped with chemical oxygen generation package (26) and waste gas treatment package (27) in the middle of medicinal cupping shell (25) is inside, filtration bag (28) are located waste gas treatment package (27) both sides, medicinal cupping shell (25) lateral part is equipped with temperature measurement sunken (25.1), is equipped with temperature indicator (30) on the sunken (25.1) of temperature measurement, medicinal cupping shell (25) lower extreme is equipped with constant head tank (25.3).
7. The chemical oxygen self-rescuer with replacement canister as claimed in claim 6, wherein:
the medicine tank shell (25) lower extreme has carries out sealed sealing strip (29) to removable medicine tank when not using, is equipped with on sealing strip (29) and inserts protruding strip of paper used for sealing in medicine tank inserted hole (25.2) and constant head tank (25.3).
8. The chemical oxygen self-rescuer with a replacement canister as claimed in claim 1, wherein:
be equipped with in mesochite (3) two with shell (6) is acceptd to the medicinal cupping of removable medicinal cupping adaptation, in a removable medicinal cupping packing was packed into a medicinal cupping and is acceptd shell (6), the upper end opening that the medicinal cupping was acceptd shell (6) and with medicinal cupping accepting groove (2.2) position corresponds, and the upper end opening part that the medicinal cupping was acceptd shell (6) articulates there is the medicinal cupping to accept shell door (7), and articulated portion that the medicinal cupping was acceptd shell door (7) is equipped with medicinal cupping and accepts shell door reset spring (8), medicinal cupping accepting groove (2.2) inboard is equipped with medicinal cupping and accepts shell door rubber pad (9).
9. The chemical oxygen self-rescuer with replacement canister according to claim 6, wherein:
two medicine pot receiving shells (6) matched with the replaceable medicine pots are arranged in the middle shell (3), one replaceable medicine pot is arranged in one medicine pot receiving shell (6), the upper end opening of the medicine pot receiving shell (6) corresponds to the position of the medicine pot receiving groove (2.2), a medicine pot receiving shell door (7) is hinged to the upper end opening of the medicine pot receiving shell (6), a medicine pot receiving shell door reset spring (8) is arranged on the hinged portion of the medicine pot receiving shell door (7), and a medicine pot receiving shell door rubber pad (9) is arranged on the inner side of the medicine pot receiving groove (2.2); the side parts of the middle shell (3) and the medicine pot receiving shell (6) are provided with perspective holes (36) matched with the temperature indicator (30), and the perspective holes (36) of the middle shell (3) are also provided with observation lenses (10); and a positioning inserting strip (4.1) matched with the positioning groove (25.3) is arranged in the lower shell (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011127477.8A CN112138299B (en) | 2020-10-21 | 2020-10-21 | Chemical oxygen self-rescuer with replaceable medicine tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011127477.8A CN112138299B (en) | 2020-10-21 | 2020-10-21 | Chemical oxygen self-rescuer with replaceable medicine tank |
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| Publication Number | Publication Date |
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| CN112138299A CN112138299A (en) | 2020-12-29 |
| CN112138299B true CN112138299B (en) | 2022-07-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011127477.8A Active CN112138299B (en) | 2020-10-21 | 2020-10-21 | Chemical oxygen self-rescuer with replaceable medicine tank |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113209506B (en) * | 2021-05-20 | 2022-04-22 | 广州益善通新材料科技有限公司 | Device and method for replacing medicine tank |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2543543Y (en) * | 2002-05-13 | 2003-04-09 | 薛新民 | Air regeneration circular using device |
| CN201889590U (en) * | 2010-12-03 | 2011-07-06 | 天水锻压机床有限公司 | Continuous air feeding device |
| CN205516052U (en) * | 2016-02-02 | 2016-08-31 | 河南理工大学 | But quick replacement gives birth to chemical oxygen self -rescuer device of oxygen medicinal cupping |
| CN109534294A (en) * | 2018-12-20 | 2019-03-29 | 湖北航天化学技术研究所 | A kind of passive replaceable solid oxygen generator |
| CN209900352U (en) * | 2019-01-30 | 2020-01-07 | 天津市凌风伟业科技有限公司 | Filter device of breathing machine |
| CN210277928U (en) * | 2019-03-06 | 2020-04-10 | 沧州医学高等专科学校 | Internal medicine is clinical with respiratory device |
| CN211301649U (en) * | 2019-09-28 | 2020-08-21 | 李斌斌 | Atomization treatment device of breathing machine |
| CN211634953U (en) * | 2019-12-05 | 2020-10-09 | 浙江宇安消防装备有限公司 | Chemical oxygen fire-fighting self-rescue respirator |
| CN211301607U (en) * | 2019-12-30 | 2020-08-21 | 南通市第一人民医院 | Department of anesthesia outpatient service oxygen uptake auxiliary device |
| CN211705652U (en) * | 2020-01-22 | 2020-10-20 | 北京机械设备研究所 | Self-rescue respirator shell |
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2020
- 2020-10-21 CN CN202011127477.8A patent/CN112138299B/en active Active
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| CN112138299A (en) | 2020-12-29 |
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