CN111642847A

CN111642847A - Cooling and dehumidifying type medical protective clothing

Info

Publication number: CN111642847A
Application number: CN202010634739.3A
Authority: CN
Inventors: 赵琳
Original assignee: Peoples Hospital of Rizhao
Current assignee: Peoples Hospital of Rizhao
Priority date: 2020-07-02
Filing date: 2020-07-02
Publication date: 2020-09-11

Abstract

The invention discloses cooling and dehumidifying type medical protective clothing, which comprises integrated protective clothing and a negative pressure ventilation device, wherein the integrated protective clothing is provided with a heat insulation layer, the face part of the protective clothing is provided with an air filter layer, the air suction end of the negative pressure ventilation device is communicated with the inside of the protective clothing, the air exhaust end of the negative pressure ventilation device is communicated with the outside, the negative pressure ventilation device comprises an air pump and a filter device, the air pump is arranged at the bottom of boots of the protective clothing and provides power for the air pump through the treading of a user, and the filter device is arranged on one side of the air exhaust end of the air pump and is connected with the air pump through. The invention has the beneficial effects that: the damp and hot air in the protective clothing is changed into the fresh and dry air outside the protective clothing through air extraction and air exchange, the muggy use environment of a user of the protective clothing is improved, the user can breathe smoothly, the protective clothing is cool, and meanwhile, the danger such as sudden death caused by the damp and hot environment can be effectively reduced for the user with cardiovascular and cerebrovascular diseases.

Description

Cooling and dehumidifying type medical protective clothing

Technical Field

The invention belongs to the technical field of cooling and dehumidifying in the technical field of medical protection, and particularly relates to a cooling and dehumidifying type medical protective garment.

Background

The medical protective clothing is protective clothing used by medical staff and people entering specific medical and health areas, and has the functions of isolating germs, harmful ultrafine dust, acid-base solution, electromagnetic radiation and the like, ensuring the safety of the staff and keeping the environment clean.

Then, because the protective clothing is designed to be closed, when a user uses the protective clothing, the air in the protective clothing is high temperature, sultry and moist due to body heating and sweating, the body temperature regulation mechanism of the human body is temporarily obstructed under the action of overhigh environment temperature, so that heat accumulation in the human body occurs, heatstroke is caused, and for patients with hypertension and cardiovascular and cerebrovascular diseases, in the environment with high temperature, moist, no wind and low pressure, the human body perspiration is inhibited, the heat accumulation in the human body is continuously increased, the myocardial oxygen consumption is increased, the cardiovascular system is in a tension state, the sultry can also cause the blood vessel of the human body to expand, the blood viscosity is increased, cerebral hemorrhage, cerebral infarction, myocardial infarction and other symptoms are easy to occur, and death can be caused seriously.

Chinese utility model patent CN03260005.4 discloses a totally enclosed medical protective clothing, which is an integrated protective clothing, the middle part of the front chest area is provided with a zipper, the two sides of the protective clothing are provided with double covering sealing strips, the inner trunk and the helmet part of the protective clothing are respectively provided with a placing bag with an upward opening, a cold storage bag is arranged in the placing bag, the mouth and nose part of the helmet part of the protective clothing is provided with two side-by-side circular openings, the middle part of the disposable mask with a sealing ring at the periphery is provided with cavity joints with different lengths corresponding to the openings and are respectively provided with an inserting tube with a plug, the end of the plug which is respectively inserted with an air suction pipe is connected to a humidifying bottle inserting tube which is arranged on a mobile device and is provided with an oxygen bottle with a temperature reduction layer, the end of the air suction pipe is provided with a filtering shell and is internally provided with a filtering tube with active carbon, the base part of the breathing pipe is respectively, the miniature receiver is provided with a socket for connecting a main rubber hose of the stethoscope.

The utility model has the disadvantages that the utility model adopts the heatstroke prevention cooling device, different parts of the integrated protective clothing need to be loaded with burden and cooled by the cooling bags, so that the integrated protective clothing has a plurality of burden points, and when the integrated protective clothing is used by a user, the user can feel that the part of the integrated protective clothing is dragged, thereby affecting the normal work, and meanwhile, the facial fog of the totally-enclosed protective clothing can not be effectively treated, so that the visual line of the user is affected by the generation of the facial fog of the totally-enclosed protective clothing.

In summary, there is an urgent need for a cooling and dehumidifying type medical protective garment to achieve heatstroke prevention, cooling and demisting of the medical protective garment.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides a cooling and dehumidifying type medical protective garment.

The invention adopts the following specific technical scheme:

the utility model provides a medical protective clothing of cooling dehumidification type, is including integral type protective clothing and the negative pressure breather that is equipped with the insulating layer, and the protective clothing is established facial and is equipped with air filter layer, and negative pressure breather suction end and the inside intercommunication of protective clothing, exhaust end and external intercommunication, its characterized in that, negative pressure breather includes air pump, filter equipment, the air pump sets up in the boot bottom of protective clothing and is equipped with the auxiliary power supply slot, steps on through the user and steps on and provide power for the air pump, filter equipment sets up in exhaust end one side of air pump to link to each other with the air pump through the trachea.

By adopting the design, the protective clothing is provided with the negative pressure ventilation device which can pump out the damp and hot air in the protective clothing, simultaneously, the fresh air enters the inside of the protective clothing through the air filter layer to provide a dry and fresh environment for a user, the negative pressure ventilation device is arranged on the protective boots, wherein the air pump is arranged at the bottoms of the boots of the protective clothing, the air pump is trampled by the walking of the user, the air pump is trampled when the user lifts the foot and falls the foot every time, the air pump is driven to pump and exhaust the air once, when the activity of the user is increased, the trampling frequency is increased, the air pumping and exhausting frequency of the air pump is increased, thus, the aims of more ventilation when the damp and hot air is more, less ventilation when the damp and hot air is less, the air pump is also provided with the auxiliary power supply groove, when the user executes the work without walking, the auxiliary power supply, the air pump is driven to ventilate by an electric mode, a standby battery can be plugged in the auxiliary power supply slot when short-time auxiliary ventilation is carried out according to actual needs, a power line needs to be plugged in the auxiliary power supply slot to supply power for long-time static work, the ventilation device is arranged at the bottom of the boots of the protective clothing, the ventilation device can be used on newly produced protective clothing and can also be used after the existing protective clothing is modified, only the boots need to be replaced for the existing protective clothing, the trouser legs are sleeved outside the boots, and the ankle is replaced or wrapped and sealed by bandages, and then, the burden of the leg parts, the trunk parts and the arm parts of the protective clothing is not changed actually, the burden of the working activities of a user is not caused, the static work does not increase any burden feeling, only the feeling of wearing heightening shoes is realized during walking, and the filtering device can prevent external air from entering the protective clothing along an exhaust channel in the exhaust process, the air in the protective clothing is polluted, and the protective effect is achieved.

As a further improvement of the invention, the boot and boot tube of the protective suit is provided with a plurality of air inlet belts, the air inlet belts are tightly combined with the lower leg of a user, a plurality of air inlet holes are arranged on the air inlet belts, and the air inlet belts are connected with the air inlet end of the air pump through air pipes.

By adopting the design, when the bootleg of the boot is tightly attached to the lower leg of the user, the damp and hot air in the protective clothing can be exhausted after being pumped into the air pump through the air hole, and the problem that the air inlet channel of the air pump is blocked because the bootleg is tightly attached to the lower leg of the user is avoided.

As a further improvement of the invention, one side of the air inlet strap, which is combined with the lower leg of the user, is provided with a plurality of bulges, and the air inlet holes are arranged between the adjacent bulges.

By adopting the design, when the boot leg of the boot is tightly attached to the lower leg of the user, air can be sucked through the air inlet hole on the side combined with the lower leg of the user through the air inlet belt, so that the air inlet area is further increased, the air suction efficiency is increased, and meanwhile, the air permeability of the combination part is also improved.

As a further improvement of the present invention, the air intake tether is provided with a tightening band for tightening the air intake tether to the lower leg portion of the user.

Adopt such design, can adjust the size of the band constraint scope that admits air to adapt to different users 'shank, the band of tightening simultaneously can fix the band of admitting air at user's shank, and the effect of band of tightening is used for taut and fixed band of admitting air, and its concrete form can be for the magic subsides, also can be for the belt of taking the button, perhaps has locking function plastics buckle.

As a further improvement of the invention, the air pump comprises a valve body, and an air suction one-way valve, an elastic air bag and an air exhaust one-way valve which are sequentially fixed on the valve body according to the flowing direction of working air flow, wherein the air suction one-way valve is connected with the air inlet bridle through an air pipe, and the air exhaust one-way valve is connected with the filtering device through an air pipe.

As a further improvement of the invention, the air pump comprises an air suction one-way valve, a plunger pump and an air exhaust one-way valve, wherein the valve body is sequentially fixed on the valve body according to the flowing direction of working air flow, and the plunger pump is provided with a distance-multiplying stepping device for increasing the stroke of the plunger.

As a further improvement of the invention, the double-distance treading device comprises a base, a crisscross vertical slideway and a horizontal slideway are arranged in the base, a treading rod is arranged in the vertical slideway, a spring resetting device is arranged in one end of the horizontal slideway, which is connected with a plunger hole of the plunger pump, a plunger of the plunger pump is fixed with the spring resetting device through a pull wire, and the pull wire passes through the horizontal slideway and is fixed at the other end of the horizontal slideway after bypassing a non-treading section of the treading rod.

Adopt such design, utilize the movable pulley principle, promote the acting as go-between through the one end of trampling the pole and move in vertical slide, make the plunger stroke of plunger pump become the twice of trampling the pole stroke, want to wait to bigger formation can increase the quantity of vertical slide, and then make the plunger stroke cost increase of plunger pump, reset spring can reset the initial position to acting as go-between simultaneously, for next time bleed ready.

As a further improvement of the invention, an upper grooved wheel is arranged at the intersection of the horizontal slideway and the vertical slideway and used for reducing the friction force between the pull line and the base.

By adopting the design, the stay wire can not be directly contacted with the wall of the slideway when passing through the intersection of the horizontal slideway and the vertical slideway, but drives the grooved pulley to rotate when the stay wire moves in the groove of the upper grooved pulley, so that the stay wire can slide only by overcoming the rolling resistance of the grooved pulley, the stay wire can be ensured to slide smoothly and quickly in the slideway, meanwhile, the difficulty of processing and polishing is reduced, the intersection of the horizontal slide way and the vertical slide way is positioned in the base, the intersecting line polishing in the hole can not be realized by common polishing, but an auxiliary hole can be processed at the position of the intersecting line by arranging the upper grooved wheel, the upper grooved wheel and a shaft for fixing the upper grooved wheel are arranged in the auxiliary hole, therefore, the upper grooved wheel is arranged at the intersection of the horizontal slide way and the vertical slide way, compared with the operation of polishing the intersecting line in the hole, the auxiliary hole is easier to manufacture and operate, and the processing cost is lower although the structure is increased.

As a further improvement of the invention, the treading rod comprises a treading plate and a self-lubricating slide rod, one end of the self-lubricating slide rod is connected with the treading plate, the other end of the self-lubricating slide rod is provided with a lower grooved wheel, and the pull wire is arranged in the lower grooved wheel in a sliding manner.

By adopting the design, the treading rod is designed into a self-lubricating structure, the smooth sliding of the treading rod in the vertical slide way can be ensured, the friction force of the treading rod in the vertical slide way is reduced, and the resistance born by a user when treading is reduced.

As a further improvement of the invention, the lower end of the lower sheave is provided with a wire binding hoop for preventing the pulling wire from sliding off from the lower sheave.

By adopting the design, the stay wire can be ensured not to slide off the grooved pulley, the fault caused by the stay wire accidentally sliding off the grooved pulley in the working process is eliminated, and the normal work of the internal air pump is ensured.

The invention has the positive effects that:

1. set up breather on the protective clothing, take a breath through bleeding and change the damp and hot air in the protective clothing into the outer fresh and dry air of protective clothing, improve protective clothing user's vexed service environment, can let the user breathe smoothly, the refreshing is breathed, can effectively reduce danger such as sudden death that damp and hot environment and lead to the user that has cardiovascular and cerebrovascular disease simultaneously.

2. The air interchanger is arranged at the boot of the protective clothing, the air pump is arranged at the bottom of the boot, the walking of a user is used as power to perform air interchanging, no power source is required to be carried on the back, the energy is saved, the environment is protected, meanwhile, the load of the user is reduced, in addition, the auxiliary power supply slot is arranged at the bottom of the boot, the auxiliary air exhausting is carried out by means of an external power supply when the user does not walk, and the air in the protective clothing can be guaranteed to be fresh and cool all the.

3. The distance-multiplying device is adopted to ensure that the air interchanger obtains large air extraction in a small space and a small device, thereby ensuring the feasibility and the practicability of air interchange.

4. The grooved pulley, the self-lubricating sliding rod and the wire binding hoop ensure the smooth operation of the air interchanger, and improve the reliability and stability of the operation of the air interchanger.

Drawings

FIG. 1 is a schematic side view of a cooling and dehumidifying type medical protective garment according to the present invention;

FIG. 2 is a schematic view of the structure and connection of the ventilation device in the cooling and dehumidifying type medical protective clothing of the present invention;

FIG. 3 is a schematic layout view of a first embodiment of an air pump included in an air interchanger of a cooling and dehumidifying type medical protective garment according to the present invention;

FIG. 4 is a schematic layout view of a second embodiment of an air pump included in an air interchanger of a cooling and dehumidifying type medical protective garment according to the present invention;

FIG. 5 is a schematic structural diagram of a first embodiment of an air pump included in an air interchanger of a cooling and dehumidifying type medical protective garment according to the present invention;

FIG. 6 is an enlarged view of the air pump of the first embodiment of the air interchanger in the cooling and dehumidifying type medical protective clothing of FIG. 5 at the point A;

FIG. 7 is a schematic structural diagram of another embodiment of the structure at the position A of the first embodiment of the air pump of the air interchanger in the cooling and dehumidifying type medical protective clothing of FIG. 5;

fig. 8 is a schematic structural diagram of an air pump in a first embodiment of the air exchange device in the cooling and dehumidifying type medical protective clothing of fig. 3.

Illustration of the drawings: 1-boot with negative pressure ventilation device, 10-filtering device, 11-stepping rod, 12-air pipe, 13-air outlet, 14-air inlet belt, 1401-side wall air inlet hole, 1402-joint surface air inlet hole, 1403-bulge, 1404-lacing tape 2-rubber sole with air pump packaged therein, 3-air pump component, 301-horizontal slide way, 302-pull wire, 303-upper sheave, 304-stepping plate, 305-self-lubricating slide rod, 306-vertical slide way upper gland, 307-pull wire fixing seat, 308-base, 309-vertical slide way lower gland, 310-self-lubricating slide rod pull wire groove, 311-lower sheave, 312-lacing wire hoop, 313-plug, 314-spring return device, 315-vertical slide way, 4-facial air filter layer, 5-air pump with elastic air bag, 501-air suction check valve, 502-exhaust check valve, 6-air pump, 601-plunger, 602-large air suction check valve, 603-small exhaust check valve, 604-valve body, 605-plunger hole, 606-stay wire pressure head, 7-filter device, 8-electric negative pressure air pump, 801-electric negative pressure air pump exhaust pipe, 802-electric negative pressure air pump air suction pipe, and 9-auxiliary power supply slot.

Detailed Description

The invention is described in detail below with reference to the following figures and specific embodiments:

the specific embodiment is as follows:

in the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

The first embodiment is as follows:

a cooling and dehumidifying type medical protective garment comprises an integrated protective garment, the protective garment is provided with boots 1 with negative pressure ventilation devices and a face air filter layer 4, the face air filter layer 4 is arranged at the front part of the forehead of a face guard, when a user breathes or the negative pressure ventilation devices bleed air, dry and comfortable air enters the protective garment from the face air filter layer 4, the dry and comfortable air can pass through a face mask and eyes in the entering process and is used for blowing cold air to the face mask and the eyeglasses, meanwhile, the cold air blows the face of the user, the comfort and the waking degree of the user can be effectively improved, the negative pressure ventilation devices comprise air pump assemblies 3, air pipes 12, air inlet belts 14 and filtering devices 10, the air pump assemblies 3 are arranged at the bottoms of the boots, rubber soles 2 packaged with air pumps are arranged at the bottoms of the boots, the rubber soles 2 packaged with the air pumps are provided with two air pump assemblies 3 which are respectively positioned at the front soles and the rear heels, the band 14 that admits air is located leg of a boot department, fix on user's shank through lacing tape 1404, be equipped with lateral wall inlet port 1401 on the lateral wall of band 14 that admits air, be used for the air pump when bleeding the humid and hot air suction in the protection abdomen, band 14 and the pump subassembly 3 that admits air link together through trachea 12, contain two air pumps 6 in the pump subassembly 3, the parallelly connected connection of big check valve 602 that admits air of air pump 6 is on trachea 12, little check valve 603 of exhaust is connected with filter equipment 10 respectively, filter equipment 10 can prevent that the exhaust in-process external air from getting into in the protective clothing along exhaust passage, pollute the air in the protective clothing, play the guard action, still be equipped with electronic negative pressure air pump 8 in the air pump subassembly 3, electronic negative pressure air pump blast pipe 801 links to each other with filter equipment 10, electronic negative pressure air pump 802 links. The power interface of the electric negative pressure air pump is an auxiliary power slot 9, the air pump is provided with a distance doubling device, the distance doubling device is arranged at the left end of the air pump and comprises a base 308, a horizontal slide way 301 and a vertical slide way 315 are arranged in the base 308, a treading rod is arranged in the vertical slide way 315 in a sliding manner and comprises a self-lubricating rod 305 inserted in the vertical slide way 315 and a treading plate 304 at the top of the self-lubricating rod 305, self-lubricating rod pull grooves 310 are formed in the left side and the right side of the self-lubricating rod 305 and used for pulling a wire to slide in the self-lubricating rod, three lower grooved wheels 311 are arranged below the self-lubricating rod, a wire binding hoop 312 is arranged below the lower grooved wheels 311, the treading rod is packaged in the vertical slide way 315 by an upper gland 306 and a lower gland 309 of the vertical slide way, one end of a pull wire 302 is fixed on a pull wire fixing seat 307 of the base 308, then bypasses the self-lubricating, the plunger 601 moves in the plunger hole 605, and when air is sucked, the plunger 601 is pulled by the pull wire 302 to move leftward along the plunger hole 605, the large air suction check valve 602 provided in the valve body 604 is opened, the small air discharge check valve 603 is closed, and when air is discharged, the large air suction check valve 602 provided in the valve body 604 is closed, and the small air discharge check valve 603 is opened.

When the auxiliary power supply slot 9 is used to start the electric negative pressure air pump 8, the air pump 6 stops working, and the electric negative pressure air pump 8 is a micro electric air pump commonly used in the market, which is well known by persons in the art and will not be described again.

Example two:

a cooling and dehumidifying type medical protective garment comprises an integrated protective garment, the protective garment is provided with boots 1 with negative pressure ventilation devices and a face air filter layer 4, the face air filter layer 4 is arranged at the front part of the forehead of a face guard, when a user breathes or the negative pressure ventilation devices bleed air, dry and comfortable air enters the protective garment from the face air filter layer 4, the dry and comfortable air can pass through a face mask and eyes in the entering process and is used for blowing cold air to the face mask and the eyeglasses, meanwhile, the cold air blows the face of the user, the comfort and the waking degree of the user can be effectively improved, the negative pressure ventilation devices comprise air pump assemblies 3, air pipes 12, air inlet belts 14 and filtering devices 10, the air pump assemblies 3 are arranged at the bottoms of the boots, rubber soles 2 packaged with air pumps are arranged at the bottoms of the boots, the rubber soles 2 packaged with the air pumps are provided with two air pump assemblies 3 which are respectively positioned at the front soles and the rear heels, the air intake strap 14 is located boot leg department, fix on user's shank through lacing tape 1404, be equipped with lateral wall inlet port 1401 on the lateral wall of air intake strap 14, be used for the air pump when bleeding the wet and hot air suction in the protection abdomen, air intake strap 14 and air pump subassembly 3 link together through trachea 12, contain air pump 5 in the air pump subassembly 3, the check valve 501 that breathes in of air pump 5 is connected on trachea 12, exhaust check valve 502 is connected with filter equipment 10, filter equipment 10 can prevent that the exhaust process external air from getting into in the protective clothing along exhaust passage, pollute the air in the protective clothing, play the guard action, still be equipped with electronic negative pressure air pump 8 in the air pump subassembly 3, electronic negative pressure air pump blast pipe 801 links to each other with filter equipment 10, electronic negative pressure air pump 802 links to each other with trachea 12, the power source of electronic negative pressure air pump is auxiliary power source slot 9.

Example three:

on the basis of the first embodiment, the wire fixing seat 307 is a fixed structure, and when the pulling wire is loosened, the adjustment is inconvenient, the present embodiment provides a solution, that is, a threaded hole is arranged on the wire fixing seat 307, a plug 313 is matched in the threaded hole, the pulling wire 302 is fixed on the right side of the plug 313, when the tension of the pulling wire 302 needs to be adjusted to a maximum extent, the plug 313 is rotated, and in order to prevent the pulling wire 302 from rotating and twisting together when the plug 313 is rotated, the plug 313 can fix the pulling wire 302 by adopting a basket bolt or other structural forms.

When in specific use:

the user wears the protective clothing on one's body, presses into air intake band 14 and tightly ties 1404 behind the shank, and the fixed air intake band 14 can, then wears the helmet of face protection, wears the back deep breathing several times, if do not feel forehead and face have the cool wind to brush, then need take off the helmet and inspect whether facial air filter layer 4 blocks up, if facial air filter layer 4 blocks up, then need pull down facial air filter layer 4, reserve intact facial air filter layer 4 of cartridge.

After wearing, when a user steps on a pedal 304 at the bottom of the boot in the walking process, the pedal 304 drives the self-lubricating rod 305 to move downwards, at this time, the pull wire 302 arranged in the self-lubricating rod 305 moves downwards along with the self-lubricating rod 305, because one end of the pull wire 302 is fixed on the pull wire fixing seat 307, the other end of the pull wire 302 is pulled to move by double distance to the left, the spring in the spring resetting device 314 is compressed, the plunger 601 is pulled to the left, the big air suction check valve 602 arranged on the valve body 604 is opened, the small exhaust check valve 603 is closed, damp-heat gas in the protective clothing enters the air pipe 12 through the side wall air inlet hole 1401 and the joint surface air inlet hole 1402 and then enters the plunger hole 602, when the user lifts the foot, the spring in the spring resetting device 314 is released by the elastic potential energy stored in the compression, the spring pushes the plunger 601 to reset, the big air suction check valve 602 arranged on the valve, the small exhaust check valve 603 is opened, the damp and hot air in the plunger hole is exhausted from the small exhaust check valve 603 and exhausted out of the protective clothing through the filtering device 10, and meanwhile, the pull wire 302 is reset to drive the self-lubricating rod 305 to move upwards to return to the initial position, so that one air suction and exhaust action is completed.

The foregoing has outlined broadly some of the aspects and features of the various embodiments, which should be construed to be merely illustrative of various potential applications. Other beneficial results can be obtained by applying the disclosed information in a different manner or by combining various aspects of the disclosed embodiments. Other aspects and a more complete understanding may be obtained by reference to the detailed description of the exemplary embodiments taken in conjunction with the accompanying drawings, based on the scope defined by the claims.

In addition, the invention also discloses the following technical scheme:

the first scheme is as follows:

the air inlet strap is provided with a plurality of bulges at one side combined with the lower leg of the user, and the air inlet hole is arranged between the adjacent bulges.

Scheme II:

an auxiliary hole can be processed at the position of the intersecting line by arranging the upper grooved wheel, and the upper grooved wheel and a shaft for fixing the upper grooved wheel are arranged in the auxiliary hole, so that the upper grooved wheel is arranged at the intersection of the horizontal slideway and the vertical slideway.

The third scheme is as follows:

the air inlet strap is provided with a tightening strap for tightening the air inlet strap on the lower leg of the user.

And the scheme is as follows:

the pull wire fixing seat 307 and the self-lubricating rod pull wire groove 310 play a role in guiding and preventing rotation for the treading rod.

And a fifth scheme:

the face air filter layer 4 is of a detachable plug-in structure.

The above examples illustrate the present invention in detail. It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and that various changes, modifications, additions, deletions, and substitutions which may be made by those skilled in the art within the spirit of the present invention are also within the scope of the present invention.

Claims

1. The utility model provides a medical protective clothing of cooling dehumidification type, is including integral type protective clothing and the negative pressure breather that is equipped with the insulating layer, and the protective clothing face is equipped with air filter layer, and negative pressure breather suction end and the inside intercommunication of protective clothing, exhaust end and external intercommunication, its characterized in that, negative pressure breather includes air pump, filter equipment, the air pump sets up in the boot bottom of protective clothing and is equipped with the auxiliary power supply slot, steps on through the user and steps on and provide power for the air pump, filter equipment sets up in exhaust end one side of air pump to link to each other with the air pump through the trachea.

2. The cooling and dehumidifying medical protective clothing of claim 1, wherein the boots and boots of the protective clothing are provided with a plurality of air inlet belts, the air inlet belts are tightly combined with the lower legs of the user, the air inlet belts are provided with a plurality of air inlet holes, and the air inlet belts are connected with the air inlet ends of the air pumps through air pipes.

3. The cooling and dehumidifying medical protective clothing of claim 2, wherein a plurality of protrusions are formed on a side of the air intake strap, which is connected to the lower leg of the user, and the air intake holes are formed between the adjacent protrusions.

4. The cooling and dehumidifying medical protective garment of claim 3, wherein the air inlet strap is provided with a tightening strap for tightening the air inlet strap to the lower leg of the user.

5. The cooling and dehumidifying type medical protective clothing as claimed in any one of claims 1 to 4, wherein the air pump comprises a valve body, and an air suction one-way valve, an elastic air bag and an air exhaust one-way valve which are sequentially fixed on the valve body according to the flowing direction of the working air flow, the air suction one-way valve is connected with the air inlet strap through an air pipe, and the air exhaust one-way valve is connected with the filtering device through an air pipe.

6. The cooling and dehumidifying type medical protective clothing as claimed in any one of claims 1 to 4, wherein the air pump comprises an air suction check valve, a plunger pump and an air exhaust check valve, the valve body of the air pump is sequentially fixed on the valve body in the flowing direction of the working air flow, and the plunger pump is provided with a stepping device with multiple distances for increasing the stroke of the plunger.

7. The cooling and dehumidifying type medical protective clothing of claim 6, wherein the stepping device comprises a base, a criss-cross vertical slide and a horizontal slide are arranged in the base, a stepping rod is arranged in the vertical slide, a spring return device is arranged in one end of the horizontal slide, which is connected with a plunger hole of the plunger pump, a plunger of the plunger pump is fixed with the spring return device through a pull wire, and the pull wire passes through the horizontal slide and is fixed at the other end of the horizontal slide after bypassing a non-stepping section of the stepping rod.

8. The cooling and dehumidifying medical protective clothing of claim 7, wherein an upper sheave is provided at an intersection of the horizontal slide and the vertical slide to reduce friction between the pull line and the base.

9. The cooling and dehumidifying medical protective clothing of claim 8, wherein the pedal rod comprises a pedal and a self-lubricating rod, one end of the self-lubricating rod is connected with the pedal, the other end of the self-lubricating rod is provided with a lower sheave, and the pull wire is slidably arranged in the lower sheave.

10. The cooling and dehumidifying type medical protective clothing of claim 9, wherein a wire binding hoop is provided at a lower end of the lower sheave for preventing the pulling wire from sliding off the lower sheave.