CN110025255B

CN110025255B - Sweeper for sickbed

Info

Publication number: CN110025255B
Application number: CN201910343727.2A
Authority: CN
Inventors: 李向君
Original assignee: First Peoples Hospital of Changzhou
Current assignee: First Peoples Hospital of Changzhou
Priority date: 2019-04-26
Filing date: 2019-04-26
Publication date: 2021-03-16
Anticipated expiration: 2039-04-26
Also published as: CN110025255A

Abstract

The invention discloses a sweeper for a sickbed, which comprises a shell and a dust collection unit, wherein the dust collection unit is arranged at one end of the shell, a plurality of through holes are formed in the side surfaces of two sides of the shell, and the through holes are symmetrically arranged. The sweeper has the advantages of having a dust collection function, being capable of adsorbing and collecting dust and powdery dirt on a sickbed, effectively preventing the dust and the powdery dirt which are diffused in air from aggravating the state of an illness of a patient, playing a positive role in early rehabilitation of the patient, having a drying function, being capable of conveniently drying clothes of the patient and sheets and bedding on the sickbed by adopting the sweeper for the sickbed, creating a comfortable environment for the patient, keeping the patient in a good mood, being beneficial to improvement of the state of the illness of the patient, having a sterilization and disinfection function, being capable of sterilizing and disinfecting the clothes of the patient and the sheets and bedding on the sickbed, having a good dust collection effect, being comprehensive, being convenient to clean and clean.

Description

Sweeper for sickbed

Technical Field

The invention relates to the technical field of cleaning equipment, in particular to a sweeper for a sickbed.

Background

The traditional sweeper for the sickbed does not have a dust absorption function, can not adsorb and collect dust and powdery dirt on the sickbed, particularly for patients in the respiratory department, the dust and the powdery dirt are diffused in the air to aggravate the illness condition of the patients and seriously affect the recovery of the patients, and also does not have a drying function, can not dry clothes of the patients and wet parts on the sickbed, particularly, the patients who are in hospital are exposed to long-term rainy weather during the hospital stay, the clothes of the patients, the sheets and the bedding on the sickbed are easily wet, the mood of the patients is affected, in addition, for the patients who can not get off the sickbed for a long time, the problem that the urine is scattered on the sickbed is easily caused, and the clothes, the sheets and the bedding of the patients are inconvenient to replace due to a plurality of pipelines on the patients, the environment where the patients are located seriously affects the mood of the patients, be unfavorable for the improvement of patient's state of an illness, it still does not possess the sterile function of disinfecting simultaneously, can not disinfect to the sheet, bed clothes on patient's clothing and the sick bed for its practicality is relatively poor, and in addition, traditional scavenging machine for the sick bed, the cleanness of self is more troublesome, and the surface is infected with a large amount of foul easily and nourishes a large amount of bacteriums, and the sanitary conditions is relatively poor.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a sweeper for a sickbed, which has a dust absorption function, can absorb and collect dust and powdery dirt on the sickbed, has important significance for rehabilitation particularly for patients in the respiratory department, can effectively prevent the dust and the powdery dirt which are diffused in air from aggravating the illness state of the patients, has a positive effect on early rehabilitation of the patients, has a drying function, can dry clothes of the patients and wet parts on the sickbed, particularly easily causes the clothes of the patients and sheets and bedding on the sickbed to be wet when the patients who are in hospital meet long-time rainy days during the hospital stay, can effectively solve the problem of the dampness, and can easily cause the problem that the urine is scattered on the sickbed for the patients who can not get out of the sickbed for a long time, inconvenient patient's clothing and the sheet on the sick bed of changing, when bed clothes, this sweeper for sick bed of adoption that can be convenient is with patient's clothing and the sheet on the sick bed, bed clothes are dried, can build a comfortable environment for the patient, can make the patient keep a good mood, be favorable to the improvement of the patient's state of an illness, still possess the sterile function of disinfecting, can be to patient's clothing and the sheet on the sick bed, bed clothes disinfect and disinfect, the dust absorption effect is better, it is comparatively comprehensive, it is more convenient to clean, clean health, in order to solve the problem of proposing in the above-mentioned background art.

In order to achieve the purpose, the invention provides the following technical scheme:

a sweeper for a sickbed comprises a shell and a dust absorption unit, wherein the dust absorption unit is arranged at one end of the shell, a plurality of through holes are formed in the side surfaces of two sides of the shell, and the through holes are symmetrically arranged;

the dust collection unit comprises a first annular connecting plate, a first shell, a plurality of clamping blocks, a filter element, an annular seat, a rubber sealing ring and a first fan, wherein the first annular connecting plate is integrally arranged at one end of the shell, both ends of the first shell are open ends, one end of the first shell is a necking end, the other end of the first shell is a flaring end, the flaring end of the first shell is screwed outside the first annular connecting plate, the clamping blocks are arranged on the inner wall of the first shell in an annular integral manner, the filter element can be detachably clamped inside the clamping blocks, the annular seat is fixedly arranged inside the first annular connecting plate and is close to the side surface of the filter element and is provided with an annular clamping groove, the rubber sealing ring is clamped inside the annular clamping groove, and one end of the filter element, which faces the necking end of the first shell, is a closed end, and the filter element faces to one end of the flared end of the first shell and is an open end, the open end of the filter element is in butt sealing arrangement with one side surface of the rubber sealing ring, the first fan is fixedly arranged in the shell, an air suction opening of the first fan is communicated with the inside of the annular seat, and an air outlet of the first fan is communicated with the through holes.

By adopting the technical scheme, the shell is used as the main body structure of the sweeper for the sickbed, the dust collection unit is used for adsorbing and collecting dust and powdery dirt on the sickbed, and particularly has important significance for keeping the sickbed clean and tidy for rehabilitation for patients in the department of respiration, can effectively prevent the dust diffused in air and the powdery dirt from aggravating the state of illness of the patients, and plays a positive role in early rehabilitation of the patients, secondly, the first shell of the dust collection unit adopts a mounting mode of screw connection and the filter element of the dust collection unit adopts a mounting mode of clamping connection, so that the dust collection unit is more convenient to mount, the dust and the powdery dirt collected in the first shell are more convenient to clean, meanwhile, the filter element is more convenient to clean and replace, in addition, the open end of the filter element is in contact sealing arrangement with one side face of the rubber sealing ring, the first fan can be effectively prevented from being damaged due to the suction of dust and powdery dirt.

Further, the drying device also comprises a drying unit which is arranged at the end part of the other end of the shell, and the drying unit comprises a second annular connecting plate, a second shell, a second fan, a fitting seat and an annular electric heating wire, the second annular connecting plate is integrally arranged at the end part of the other end of the shell, both ends of the second shell are open ends, one end of the second shell is a necking end, the other end of the second shell is a flaring end, the flaring end of the second shell is screwed outside the second annular connecting plate, the second fan is fixedly arranged inside the shell, the air outlet of the second fan is arranged towards the necking end of the second shell, the air suction inlet of the second fan is communicated with the through holes, the assembling seat is integrally arranged on the inner wall of the second shell, and the annular electric heating wire is fixedly arranged on the assembling seat.

By adopting the technical scheme, the drying unit is used for drying clothes of a patient and wet parts on a hospital bed, especially, the patient who is in hospital meets long-time rainy weather during the hospital stay, the clothes of the patient and the sheet on the hospital bed are easily caused, the bedding is wet, the sweeping machine for the hospital bed can effectively solve the wet problem, in addition, the problem that the urine is scattered on the hospital bed is easily caused to the patient who cannot get out of the bed for a long time, when the clothes of the patient, the sheet on the hospital bed and the bedding are inconvenient to replace, the sweeping machine for the hospital bed can be conveniently adopted to dry the clothes of the patient and the sheet and the bedding on the hospital bed, a comfortable environment can be created for the patient, the patient can be enabled to keep a good mood, and the improvement of the patient's condition is facilitated.

Further, the drying unit further comprises an ozone generator and a mounting seat, the mounting seat is integrally arranged on the inner wall of the second shell, the ozone generator is fixedly mounted on the mounting seat, and the ozone generator is located between the second fan and the annular heating wire.

Through adopting above-mentioned technical scheme, the ozone generator of installation between second fan and annular heating wire can be so that blow off the outside in-process of second casing with the air at the second fan, turns into ozone with the oxygen in the air, and ozone has better disinfection and isolation effect to make this scavenging machine for the sick bed still possess the sterile function of disinfecting, thereby make this scavenging machine for the sick bed function more, the practicality is stronger.

Furthermore, the inside dust inlet that still integratively is equipped with of the throat end of first casing, dust inlet sets up to the one side, the throat end of second casing still integratively is equipped with the mouth of blowing, the mouth level of blowing sets up.

Through adopting above-mentioned technical scheme, the inside an organic whole of throat end at first casing sets up into dirt mouth, and advances the dirt mouth and set up in the slant, can prevent effectively that the dust and the likepowder filth of inhaling the inside of first casing from spilling, is less than the internal diameter of the throat end of second casing when the bore of the mouth of blowing sets up, can strengthen drying unit's the effect of blowing like this to this improves drying efficiency.

Further, still include the extension unit, extension unit demountable installation is in the dust absorption unit is kept away from one side of shell, just the extension unit includes connector, hose and dust absorption head, the one end of connector can be dismantled and assign in the inside of advancing the dirt mouth, the one end of hose can be dismantled and assign in the other end of connector is outside, the one end of dust absorption head can be dismantled and assign in inside the other end of hose.

Through adopting above-mentioned technical scheme, the extension unit comprises connector, hose and dust absorption head for the extension unit equipment is more convenient, and the dust absorption head is convenient for insert the gap on the sick bed, and the cooperation hose simultaneously can conveniently be with dust and the likepowder filth cleanness in the gap on the sick bed, thereby makes this sweeper for sick bed's dust absorption effect better, comparatively comprehensive.

Furthermore, the connector comprises an insertion shell matched with the dust inlet, a first insertion pipe integrally communicated with one end of the insertion shell, and a baffle arranged outside the joint of the insertion shell and the first insertion pipe.

Through adopting above-mentioned technical scheme, the connector comprises plug shell, baffle and first grafting pipe for the connector installation is more convenient, and the baffle can restrict the plug shell and insert into the inside degree of depth of dirt mouth, thereby makes to be connected more closely between dirt mouth and the plug shell, can prevent that the problem that the connector drops easily from taking place, and secondly, first grafting pipe makes connector and hose connection comparatively convenient.

Furthermore, the dust collection head comprises a second insertion pipe inserted into the other end of the hose, a cylindrical connecting shell integrally communicated with one end of the second insertion pipe, and a flat shell integrally communicated with one end of the cylindrical connecting shell, wherein an inclined notch is formed in the end part, far away from the cylindrical connecting shell, of the flat shell.

Through adopting above-mentioned technical scheme, the dust absorption head comprises the second pipe of pegging graft, cylindric connecting shell and platykurtic casing, the second pipe of pegging graft is used for coupling hose, cylindric connecting shell plays spacing effect, can make between second peg graft pipe and the hose be connected more closely, platykurtic casing can strengthen dust absorption unit's suction, keep away from the scarf that cylindric connecting shell's one end tip was seted up at platykurtic casing, the dust absorption head of being convenient for closely laminates with the quilt suction, can improve dust absorption unit's dust absorption effect.

Further, the upper portion of shell integrative being equipped with the handle between two parties, one side of handle is equipped with first control switch, just the opposite side of handle is equipped with second control switch, first control switch pass through the wire with first fan series connection, second control switch pass through the wire with the second fan, annular heating wire and ozone generator series connection.

Through adopting above-mentioned technical scheme, the handle that integrative set up between two parties in the upper portion of shell for this scavenging machine for sick bed is taken and is put the operation more convenient, adopts first control switch control first fan and adopts second control switch control second fan, annular heating wire and ozone generator, thereby makes dust absorption unit and drying unit autonomous working, and is more energy-conserving, thereby makes this scavenging machine for sick bed design comparatively reasonable.

Further, the upper portion of shell is the arc structure, just the bottom of shell is planar structure, there is the bottom the shell through screw fixed mounting, the bottom symmetry fixed mounting of bottom has two rubber stabilizer blades, two the rubber stabilizer blade is waist circle type sheet rubber stabilizer blade.

Through adopting above-mentioned technical scheme, set up the upper portion of shell into the arc structure, can prevent the upper portion laying dust of shell, set up the bottom of shell into planar structure, be convenient for install the bottom, be convenient for steady the placing of this scavenging machine for the sick bed, secondly two rubber stabilizer blades at the bottom symmetry fixed mounting of bottom, make this scavenging machine for the sick bed difficult slip when placing, can prevent the emergence of the phenomenon of falling, all set up two rubber stabilizer blades into oval type flaky rubber stabilizer blade, can increase the rubber stabilizer blade and place the area of contact of the holding surface of this scavenging machine for the sick bed, and then strengthen the anti-skidding effect of rubber stabilizer blade.

Furthermore, the upper portion of bottom still fixed mounting have two rubber support, two rubber support symmetry sets up, and two the upper surface of rubber support respectively with the lower surface inconsistent setting of first fan and second fan.

Through adopting above-mentioned technical scheme, two rubber support of upper portion fixed mounting at the bottom can pass through the screw at the bottom and tighten, push up first fan and second fan, can prevent that first fan and second fan from taking place the phenomenon of rocking in the use, can avoid influencing the stability in use of this sweeper for sick bed.

Furthermore, a first external thread is arranged on the outer surface of the first annular connecting plate, a first internal thread matched with the first external thread is arranged inside the flaring end of the first shell, a second external thread is arranged on the outer surface of the second annular connecting plate, a second internal thread matched with the second external thread is arranged inside the flaring end of the second shell, the first shell is made of transparent plastic through injection molding, and the second shell is made of opaque plastic through injection molding.

Through adopting above-mentioned technical scheme, make first casing more convenient with being connected of first annular connecting plate, and make the second casing more convenient with being connected of second annular connecting plate, secondly first casing adopts transparent plastic to mould plastics and makes, be convenient for look over the dust of the inside collection of first casing and how much of likepowder filth, be convenient for in time clear up the dust and the likepowder filth of the inside collection of first casing, the second casing adopts opaque plastics to mould plastics and makes, can prevent that the light that ozone generator during operation sent from shooting injury user's eyes.

Further, protective layers are arranged on the surfaces of the first shell and the second shell, and are prepared by the following method:

weighing the following raw materials in parts by weight: 23-28 parts of epoxy resin, 10-14 parts of calcium carbonate powder, 11-13 parts of copper oxide powder, 15-20 parts of polytetrafluoroethylene, 10-14 parts of nano silver powder, 9-13 parts of titanium dioxide powder, 3-5 parts of alcohol ester dodeca, 3-5 parts of triethanolamine, 2-4 parts of silicone emulsion and 30-50 parts of water;

s1, adding weighed dodecyl alcohol ester, triethanolamine, emulsified silicone oil and water into a stirrer, and stirring for 15-20min at the stirring speed of 500-700r/min to obtain a mixed solution;

s2, adding epoxy resin, calcium carbonate powder, copper oxide powder, polytetrafluoroethylene, nano silver powder and titanium dioxide powder into a grinder to grind until the particle diameter of the material is not more than 100nm, and preparing a mixed powder material;

s3, adding the mixed solution prepared in the step S1 and the mixed powder material prepared in the step S2 into a reaction kettle, and stirring for 20-30min, wherein the stirring speed of the reaction kettle is set to be 700-900r/min, and the temperature is set to be 60-80 ℃, so as to prepare the protective coating;

s4, filtering the protective coating prepared in the step S3 by adopting a stainless steel wire filter screen with 100 meshes and 200 meshes to obtain a fine protective coating;

s5, cleaning the surfaces of the first shell and the second shell, and drying by using a hot air blower;

s6, uniformly spraying the fine protective coating prepared in the step S4 on the surfaces of the first shell and the second shell after blow drying by using a high-pressure sprayer spray gun;

and S7, drying the first shell and the second shell which are sprayed with the protective coating in the step S6 in an oven, wherein the drying temperature is set to be 80-100 ℃, and the time is set to be 20-30min, namely, the protective layers are manufactured on the surfaces of the first shell and the second shell.

By adopting the technical scheme, the process for preparing the protective coating is simple in steps and easy to realize, the prepared protective coating is moderate in viscosity, not easy to layer, convenient to spray, free of bubble generation, fully combined in components and good in comprehensive performance, the protective coating can form a better coating film after being sprayed, cracks are not easy to generate, the film forming effect is better, the prepared protective layer has better performances of corrosion resistance, bacteria resistance, adhesion resistance and ageing resistance, the adhesiveness is better, and the protective layer is not easy to fall off, can effectively improve the performances of corrosion prevention, bacteria prevention, adhesion prevention and aging resistance of the first shell and the second shell, therefore, the sweeper for the sickbed has longer service life, and more importantly, the phenomena that a large amount of dirt is stained on the surfaces of the first shell and the second shell and a large amount of bacteria are nourished can be prevented, so that the sweeper for the sickbed is convenient to clean and sanitary.

In summary, the invention mainly has the following beneficial effects:

1. according to the invention, the dust collection unit is used for adsorbing and collecting dust and powdery dirt on the sickbed, especially for patients in the department of respiration, the dust collection unit has important significance for rehabilitation by keeping the sickbed clean and tidy, can effectively prevent the dust and the powdery dirt diffused in the air from aggravating the illness state of the patients, and plays a positive role in early rehabilitation of the patients;

2. according to the invention, the drying unit is used for drying clothes of a patient and wet parts on a hospital bed, particularly when the patient in hospital meets long-time rainy weather, the clothes of the patient and sheets and bedding on the hospital bed are very easy to be wet, the sweeper for the hospital bed can effectively solve the problem of the wetness, in addition, the problem that the urine is scattered on the hospital bed is very easy to be caused to the patient who cannot get out of the bed for a long time, when the clothes of the patient and the sheets and bedding on the hospital bed are inconvenient to replace, the sweeper for the hospital bed can be conveniently used for drying the clothes of the patient and the sheets and bedding on the hospital bed, a comfortable environment can be created for the patient, the patient can keep a good mood, and the improvement of the patient's condition is facilitated;

3. according to the invention, the ozone generator arranged between the second fan and the annular heating wire can convert oxygen in the air into ozone in the process of blowing the air out of the second shell by the second fan, and the ozone has a good sterilization effect, so that the sweeper for the sickbed also has the sterilization function, and the sweeper for the sickbed has more functions and is high in practicability;

4. according to the sweeper for the sickbed, the extension unit is composed of the connector, the hose and the dust collection head, so that the extension unit is convenient to assemble, the dust collection head is convenient to insert into a gap on the sickbed, and meanwhile, the hose is matched, so that dust and powdery dirt in the gap on the sickbed can be conveniently cleaned, and the sweeper for the sickbed has a good dust collection effect and is comprehensive;

5. according to the invention, the first fan is controlled by the first control switch, and the second fan, the annular heating wire and the ozone generator are controlled by the second control switch, so that the dust collection unit and the drying unit can work independently, more energy is saved, and the cleaner for the sickbed is designed more reasonably;

6. the prepared protective layer has better performances of corrosion prevention, bacteria prevention, adhesion prevention and aging resistance, has better adhesiveness, is not easy to fall off, and can effectively improve the performances of corrosion prevention, bacteria prevention, adhesion prevention and aging resistance of the first shell and the second shell, so that the sweeper for the sickbed has longer service life, and particularly can prevent the surfaces of the first shell and the second shell from being infected with a large amount of dirt and nourishing a large amount of bacteria, thereby ensuring that the sweeper for the sickbed is more convenient to clean and sanitary.

Drawings

Fig. 1 is a schematic structural view of a sweeper for a hospital bed according to an embodiment;

FIG. 2 is a schematic structural view of another perspective of the sweeper for a hospital bed according to one embodiment;

FIG. 3 is a schematic cross-sectional view of a sweeper for a hospital bed according to an embodiment;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3;

FIG. 5 is an exploded cross-sectional structural view of an embodiment of the present invention after removal of the extension unit;

FIG. 6 is a schematic view of an exploded structure after removal of an extension unit according to an embodiment of the present invention;

FIG. 7 is a schematic cross-sectional view of a first housing according to an embodiment of the present invention;

FIG. 8 is a schematic cross-sectional view of a second housing according to an embodiment of the present invention;

FIG. 9 is an exploded view of an extension unit according to an embodiment of the present invention;

fig. 10 is a circuit diagram of an ozone generator according to an embodiment of the present invention.

In the figure: 1. a housing; 2. a dust suction unit; 3. a drying unit; 4. an extension unit; 5. a handle; 6. a second control switch; 7. a first control switch; 8. a through hole; 9. a screw; 10. a bottom cover; 11. a rubber foot; 12. a first housing; 13. a filter element; 14. a rubber seal ring; 15. an annular seat; 16. a first fan; 17. a first annular connecting plate; 18. a second annular connecting plate; 19. a second housing; 20. an air blowing port; 21. an annular heating wire; 22. an ozone generator; 23. a second fan; 24. a rubber support; 25. an annular neck; 26. a clamping block; 27. a hose; 28. a connector; 29. a dust collection head; 30. a dust inlet; 31. a first internal thread; 32. a second internal thread; 33. a mounting seat; 34. assembling a base; 35. a plug-in housing; 36. a baffle plate; 37. a first bayonet tube; 38. a second bayonet tube; 39. a cylindrical connecting shell; 40. a flat housing; 41. and (4) chamfering.

Detailed Description

The present invention is described in further detail below with reference to figures 1-10.

Example 1

A sweeper for a hospital bed is shown in figures 1-2 and comprises a shell 1 and a dust collection unit 2, wherein the dust collection unit 2 is arranged at one end of the shell 1, a plurality of through holes 8 are formed in the side surfaces of two sides of the shell 1, and the through holes 8 are symmetrically arranged;

as shown in fig. 3-7, the dust collection unit 2 includes a first annular connecting plate 17, a first housing 12, a plurality of fixture blocks 26, a filter element 13, an annular seat 15, a rubber seal ring 14, and a first fan 16, the first annular connecting plate 17 is integrally disposed at an end of the housing 1, both ends of the first housing 12 are open ends, one end of the first housing 12 is a throat end, and the other end of the first housing 12 is a flare end, the flare end of the first housing 12 is screwed to the outside of the first annular connecting plate 17, the fixture blocks 26 are integrally disposed on the inner wall of the first housing 12 in an annular shape, the filter element 13 is detachably clamped inside the fixture blocks 26, the annular seat 15 is fixedly mounted inside the first annular connecting plate 17, and an annular clamping groove 25 is disposed on a side surface of the annular seat 15 close to the filter element 13, 14 joints of rubber seal is in ring groove 25's inside, filter core 13 moves towards the one end of first casing 12 throat end is the blind end, just filter core 13 moves towards the one end of first casing 12 flaring end is the open end, the open end of filter core 13 with the inconsistent sealed setting in a side of rubber seal 14, 16 fixed mounting of first fan is in the inside of shell 1, just the inlet scoop of first fan 16 with the inside of annular seat 15 is linked together the setting, the air outlet of first fan 16 is with a plurality of through-hole 8 is linked together the setting.

By adopting the technical scheme, the shell 1 is used as the main body structure of the sweeper for the sickbed, the dust collection unit 2 is used for adsorbing and collecting dust and powdery dirt on the sickbed, particularly, the dust collection unit has important significance for rehabilitation for keeping the sickbed clean and tidy for patients in the respiratory department, can effectively prevent the dust and the powdery dirt which are diffused by air from aggravating the illness state of the patients, and plays a positive role in early rehabilitation of the patients, secondly, the first shell 12 contained in the dust collection unit 2 adopts a mounting mode of screw connection and the filter element 13 contained in the dust collection unit 2 adopts a mounting mode of clamping connection, so that the dust collection unit 2 is more convenient to mount, the dust and the powdery dirt collected in the first shell 12 are also more convenient to clean, meanwhile, the filter element 13 is also more convenient to clean and replace, in addition, the open end of the filter element 13 is in a butt sealing arrangement with one side face of the rubber sealing ring 14, the first fan 16 can be effectively prevented from being damaged by the sucked dust and the powdery dirt.

Preferably, as shown in fig. 1, 3, 5, 6 and 8, the drying unit 3 is further included, the drying unit 3 is disposed at the other end portion of the outer shell 1, and the drying unit 3 includes a second annular connecting plate 18, a second shell 19, a second fan 23, a fitting seat 34 and an annular heating wire 21, the second annular connecting plate 18 is integrally disposed at the other end portion of the outer shell 1, both ends of the second shell 19 are open ends, one end of the second shell 19 is a contracted end, the other end of the second shell 19 is a flared end, the flared end of the second shell 19 is screwed outside the second annular connecting plate 18, the second fan 23 is fixedly mounted inside the outer shell 1, an air outlet of the second fan 23 is disposed toward the contracted end of the second shell 19, an air inlet of the second fan 23 is communicated with the plurality of through holes 8, the fitting seat 34 is integrally provided on the inner wall of the second housing 19, and the annular heating wire 21 is fixedly mounted on the fitting seat 34.

Through adopting above-mentioned technical scheme, stoving unit 3 is used for drying patient's clothing and the moist position on the sick bed, especially the patient who is in hospital meets long-time overcast and rainy weather during being in hospital, lead to patient's clothing and the sheet on the sick bed very easily, bed clothes and comparatively moist, this scavenging machine for sick bed can effectively solve above-mentioned moist problem, in addition, to the patient that can not get off the bed for a long time, lead to the problem that spills the urine on the sick bed very easily, inconvenient change patient's clothing and the sheet on the sick bed, when bed clothes, can be convenient adopt this scavenging machine for sick bed with patient's clothing and the sheet on the sick bed, bed clothes are dried, can build a comfortable environment for the patient, can make the patient keep a good mood, be favorable to the improvement of patient's state of an illness.

Preferably, as shown in fig. 1, 6 and 8, the drying unit 3 further includes an ozone generator 22 and a mounting seat 33, the mounting seat 33 is integrally disposed on the inner wall of the second housing 19, the ozone generator 22 is fixedly mounted on the mounting seat 33, and the ozone generator 22 is located between the second fan 23 and the annular heating wire 21.

Through adopting above-mentioned technical scheme, the ozone generator 22 of installation between second fan 23 and annular heating wire 21 can make the second fan 23 blow off the outside of second casing 19 with the air in-process, turns into ozone with the oxygen in the air, and ozone has better disinfection effect of disinfecting to make this scavenging machine for the sick bed still possess the sterile function of disinfecting, thereby make this scavenging machine for the sick bed function more, the practicality is stronger.

Preferably, as shown in fig. 7-8, a dust inlet 30 is further integrally formed inside the constricted end of the first housing 12, the dust inlet 30 is disposed obliquely upward, a blowing port 20 is further integrally formed at the constricted end of the second housing 19, and the blowing port 20 is disposed horizontally.

Through adopting above-mentioned technical scheme, at the inside integrative dust inlet 30 that sets up of throat end of first casing 12, and dust inlet 30 upwards sets up to one side, can prevent effectively that the inside dust and the likepowder filth of inhaling first casing 12 from spilling, is less than the internal diameter of the throat end of second casing 19 when the bore of the mouth of blowing 20 sets up, can strengthen drying unit 3's the effect of blowing like this to this improves drying efficiency.

Preferably, as shown in fig. 1, 3 and 9, still include extension unit 4, extension unit 4 demountable installation is in dust absorption unit 2 keeps away from one side of shell 1, just extension unit 4 includes connector 28, hose 27 and dust absorption head 29, the one end of connector 28 can be dismantled and insert in the inside of dust inlet 30, the one end of hose 27 can be dismantled and insert in the other end of connector 28 is outside, the one end of dust absorption head 29 can be dismantled and insert in inside the other end of hose 27.

Through adopting above-mentioned technical scheme, extension unit 4 comprises connector 28, hose 27 and dust absorption head 29 for extension unit 4 equipment is more convenient, and dust absorption head 29 is convenient for insert the gap on the sick bed, and cooperation hose 27 simultaneously can conveniently be clean with dust and the likepowder filth in the gap on the sick bed, thereby makes this dust absorption effect of sweeper for sick bed better, comparatively comprehensive.

Preferably, as shown in fig. 7 and 9, the connector 28 includes a plug-in housing 35 matching with the dust inlet 30, a first plug-in pipe 37 integrally communicated with one end of the plug-in housing 35, and a baffle 36 disposed outside a connection portion of the plug-in housing 35 and the first plug-in pipe 37.

Through adopting above-mentioned technical scheme, connector 28 comprises grafting shell 35, baffle 36 and first grafting pipe 37 for connector 28 installation is more convenient, and baffle 36 can restrict the inside degree of depth of inserting into dirt mouth 30 of inserting shell 35, thereby makes to be connected more closely between dirt mouth 30 and the grafting shell 35, can prevent that the problem that connector 28 drops easily from taking place, and secondly, first grafting pipe 37 makes connector 28 be connected comparatively convenient with hose 27.

Preferably, as shown in fig. 9, the dust suction head 29 includes a second insertion pipe 38 inserted into the other end of the hose 27, a cylindrical connecting shell 39 integrally communicated with one end of the second insertion pipe 38, and a flat housing 40 integrally communicated with one end of the cylindrical connecting shell 39, wherein an end of the flat housing 40 away from the cylindrical connecting shell 39 is provided with a chamfered opening 41.

By adopting the technical scheme, the dust collection head 29 is composed of the second plug pipe 38, the cylindrical connecting shell 39 and the flat shell 40, the second plug pipe 38 is used for connecting the hose 27, the cylindrical connecting shell 39 plays a limiting role, so that the connection between the second plug pipe 38 and the hose 27 is tighter, the flat shell 40 can enhance the suction force of the dust collection unit 2, the inclined notch 41 is formed in the end part of the flat shell 40, which is far away from the cylindrical connecting shell 39, so that the dust collection head 29 is conveniently and tightly attached to an object to be absorbed, and the dust collection effect of the dust collection unit 2 can be improved.

Preferably, as shown in fig. 1, 2, 6 and 10, a handle 5 is integrally provided in the middle of the upper portion of the housing 1, a first control switch 7 is provided on one side of the handle 5, a second control switch 6 is provided on the other side of the handle 5, the first control switch 7 is connected in series with the first fan 16 through a wire, and the second control switch 6 is connected in series with the second fan 23, the annular heating wire 21 and the ozone generator 22 through wires.

Through adopting above-mentioned technical scheme, handle 5 at the integrative setting in the middle of the upper portion of shell 1 for this sweeper for sick bed is taken and is put the operation more convenient, adopts first control switch 7 to control first fan 16 and adopts second control switch 6 to control second fan 23, annular heating wire 21 and ozone generator 22, thereby makes dust absorption unit 2 and drying unit 3 independently work, and is more energy-conserving, thereby makes this sweeper for sick bed design comparatively reasonable.

Preferably, as shown in fig. 2, the upper portion of the housing 1 has an arc-shaped structure, the bottom of the housing 1 has a planar structure, a bottom cover 10 is fixedly mounted at the bottom of the housing 1 through screws 9, two rubber legs 11 are symmetrically and fixedly mounted at the bottom of the bottom cover 10, and both the two rubber legs 11 are kidney-round sheet-shaped rubber legs.

Through adopting above-mentioned technical scheme, set up the upper portion of shell 1 into the arc structure, can prevent the upper portion laying dust of shell 1, set up the bottom of shell 1 into planar structure, be convenient for install bottom 10, be convenient for this scavenging machine for the sick bed is steady to be placed, secondly two rubber stabilizer blades 11 at bottom 10's symmetry fixed mounting, make this scavenging machine for the sick bed difficult slip when placing, can prevent the emergence of phenomenon of falling, all set up two rubber stabilizer blades 11 into oval type lamellar rubber stabilizer blade, can increase rubber stabilizer blade 11 and place the area of contact of the holding surface of this scavenging machine for the sick bed, and then reinforcing rubber stabilizer blade 11's anti-skidding effect.

Preferably, as shown in fig. 6, two rubber supports 24 are further fixedly mounted on the upper portion of the bottom cover 10, the two rubber supports 24 are symmetrically arranged, and the upper surfaces of the two rubber supports 24 are respectively arranged to be in contact with the lower surfaces of the first fan 16 and the second fan 23.

Through adopting above-mentioned technical scheme, two rubber support 24 of upper portion fixed mounting at bottom cover 10 can be when bottom cover 10 passes through screw 9 to be tightened, push up first fan 16 and second fan 23 tightly, can prevent that first fan 16 and second fan 23 from taking place the phenomenon of rocking in the use, can avoid influencing this for the sick bed cleaning machine's stability in use.

Preferably, as shown in fig. 6 to 8, a first external thread is formed on an outer surface of the first annular connecting plate 17, a first internal thread 31 matched with the first external thread is formed inside a flared end of the first housing 12, a second external thread is formed on an outer surface of the second annular connecting plate 18, a second internal thread 32 matched with the second external thread is formed inside a flared end of the second housing 19, the first housing 12 is made of transparent plastic by injection molding, and the second housing 19 is made of opaque plastic by injection molding.

Through adopting above-mentioned technical scheme, it is more convenient to make first casing 12 and first annular connecting plate 17 be connected, and make second casing 19 and second annular connecting plate 18 be connected more conveniently, secondly first casing 12 adopts transparent plastics to mould plastics and makes, be convenient for look over the dust and the likepowder filth of first casing 12 inside collection how much, be convenient for in time clear up the dust and the likepowder filth of first casing 12 inside collection, second casing 19 adopts opaque plastics to mould plastics and makes, can prevent that the light that ozone generator 22 during operation sent from shooting injury user's eyes.

It should be noted that in this embodiment, the first fan 16 and the second fan 23 may both be turbo-charged super-silent fans, and the annular heating wire 21 may be a nickel-chromium resistance wire.

Example 2

The difference from the embodiment 1 is that the surfaces of the first shell 12 and the second shell 19 are provided with a protective layer, and the protective layer is prepared by the following method:

weighing the following raw materials in parts by weight: 23 parts of epoxy resin, 10 parts of calcium carbonate powder, 11 parts of copper oxide powder, 15 parts of polytetrafluoroethylene, 10 parts of nano silver powder, 9 parts of titanium dioxide powder, twelve 3 parts of alcohol ester, 3 parts of triethanolamine, 2 parts of emulsified silicone oil and 30 parts of water;

s1, adding weighed dodecyl alcohol ester, triethanolamine, emulsified silicone oil and water into a stirrer, and stirring for 15min at the stirring speed of 500r/min to obtain a mixed solution;

s3, adding the mixed solution prepared in the step S1 and the mixed powder material prepared in the step S2 into a reaction kettle, and stirring for 20min, wherein the stirring speed of the reaction kettle is set to be 700r/min, and the temperature is set to be 60 ℃, so that the protective coating is prepared;

s4, filtering the protective coating prepared in the step S3 by a stainless steel wire filter screen of 100 meshes to obtain a fine protective coating;

s5, cleaning the surfaces of the first shell 12 and the second shell 19, and drying by a hot air blower;

s6, uniformly spraying the fine protective coating prepared in the step S4 on the surfaces of the first shell 12 and the second shell 19 after drying by using a high-pressure sprayer;

and S7, drying the first shell 12 and the second shell 19 sprayed with the protective coating in the step S6 in an oven, wherein the drying temperature is set to 80 ℃, and the drying time is set to 20min, namely, the protective layer is prepared on the surfaces of the first shell 12 and the second shell 19.

Example 3

The difference from the example 2 lies in the preparation of the protective layer, and the specific preparation method is as follows:

weighing the following raw materials in parts by weight: 26 parts of epoxy resin, 12 parts of calcium carbonate powder, 12 parts of copper oxide powder, 18 parts of polytetrafluoroethylene, 12 parts of nano silver powder, 11 parts of titanium dioxide powder, 4 parts of alcohol ester, 4 parts of triethanolamine, 3 parts of emulsified silicone oil and 40 parts of water;

s1, adding weighed dodecyl alcohol ester, triethanolamine, emulsified silicone oil and water into a stirrer, and stirring for 18min at the stirring speed of 600r/min to obtain a mixed solution;

s3, adding the mixed solution prepared in the step S1 and the mixed powder material prepared in the step S2 into a reaction kettle, and stirring for 25min, wherein the stirring speed of the reaction kettle is set to be 800r/min, and the temperature is set to be 70 ℃, so that the protective coating is prepared;

s4, filtering the protective coating prepared in the step S3 by a stainless steel wire filter screen of 150 meshes to obtain a fine protective coating;

and S7, drying the first shell 12 and the second shell 19 sprayed with the protective coating in the step S6 in an oven, wherein the drying temperature is set to 90 ℃ and the time is set to 25min, and then the protective layer is formed on the surfaces of the first shell 12 and the second shell 19.

Example 4

weighing the following raw materials in parts by weight: 28 parts of epoxy resin, 14 parts of calcium carbonate powder, 13 parts of copper oxide powder, 20 parts of polytetrafluoroethylene, 14 parts of nano silver powder, 13 parts of titanium dioxide powder, 5 parts of alcohol ester, 5 parts of triethanolamine, 4 parts of emulsified silicone oil and 50 parts of water;

s1, adding weighed dodecyl alcohol ester, triethanolamine, emulsified silicone oil and water into a stirrer, and stirring for 20min at the stirring speed of 700r/min to obtain a mixed solution;

s3, adding the mixed solution prepared in the step S1 and the mixed powder material prepared in the step S2 into a reaction kettle, and stirring for 30min, wherein the stirring speed of the reaction kettle is set to 900r/min, and the temperature is set to 80 ℃, so that the protective coating is prepared;

s4, filtering the protective coating prepared in the step S3 by a stainless steel wire filter screen of 200 meshes to obtain a fine protective coating;

and S7, drying the first shell 12 and the second shell 19 sprayed with the protective coating in the step S6 in an oven, wherein the drying temperature is set to 100 ℃, and the time is set to 30min, namely, the protective layer is prepared on the surfaces of the first shell 12 and the second shell 19.

The bed sweepers of examples 1 to 4 all suck the same amount of dust and powdery dirt, and then stand in the same environment for 100 hours, and then all the sucked dust and powdery dirt are poured out, and all the first and

second housings

12 and 19 are taken to be observed under a microscope as follows:

	observation results
		Example 1	The surfaces of the first case 12 and the second case 19 are contaminated with a large amount of bacteria
Example 2	The surfaces of the first and second housings 12 and 19 are populated with a reduced amount of bacteria
		Example 3	The surfaces of the first and second housings 12 and 19 are populated with a reduced amount of bacteria
Example 4	The surfaces of the first and second housings 12 and 19 are populated with a reduced amount of bacteria

The surfaces of the first shell 12 and the second shell 19 in example 1 are stained with more dirt under visual observation, while the surfaces of the first shell 12 and the second shell 19 in examples 2-4 are stained with less dirt, and when the conditions of bacteria growing on the surfaces of the first shell 12 and the second shell 19 in examples 2-4 are compared under a microscope, the bacteria growing on the surfaces of the first shell 12 and the second shell 19 in example 3 are found to be the least, so that example 3 is the best embodiment, by adopting the technical scheme, the process steps for preparing the protective paint are simple and easy to implement, the prepared protective paint has moderate viscosity, is not easy to delaminate, is convenient to spray, does not generate air bubbles, fully combines the components, has good comprehensive performance, can form a better coating film after spraying, is not easy to generate cracks, the film forming effect is better, the prepared protective layer has better performances of corrosion prevention, bacteria prevention, adhesion prevention and aging resistance, the adhesiveness is better, the anti-corrosion performance, the bacteria prevention performance, the adhesion prevention performance and the aging resistance of the first shell 12 and the second shell 19 can be effectively improved, the service life of the sweeper for the sickbed is longer, more importantly, the phenomena that a large amount of dirt is stained on the surfaces of the first shell 12 and the second shell 19 and a large amount of bacteria are nourished can be prevented, and the sweeper for the sickbed is convenient to clean and sanitary.

The working principle is as follows: the sweeper for the sickbed, the dust absorption unit 2 is used for absorbing and collecting dust and powdery dirt on the sickbed, the drying unit 3 is used for drying clothes of a patient and wet parts on the sickbed, the ozone generator 22 can convert oxygen in the air into ozone in the process that the second fan 23 blows the air out of the second shell 19, the ozone has a good sterilization effect, so that the sweeper for the sickbed has a sterilization function, the functions of the sweeper for the sickbed are multiple, the practicability is strong, the extension unit 4 is composed of a connector 28, a hose 27 and a dust absorption head 29, the assembly of the extension unit 4 is convenient, the dust absorption head 29 is conveniently inserted into a gap on the sickbed, the hose 27 is matched to conveniently clean the dust and the powdery dirt in the gap on the sickbed, and the dust absorption effect of the sweeper for the sickbed is good, is relatively comprehensive.

The using method comprises the following steps: when the sweeper for the sickbed is used, the power supply is connected to the sweeper for the sickbed, when dust removal is needed, the first fan 16 is controlled to be started through the first control switch 7, the dust inlet 30 is aligned with dust and powdery dirt on the sickbed to be adsorbed and collected, when the dust in the gap needs to be cleaned, the extension unit 4 can be installed, the dust suction head 29 is inserted into the dust suction head 29 to suck dust, the first fan 16 is controlled to be closed through the first control switch 7 after the dust is collected and cleaned, when the clothes of a patient and the wet parts on the sickbed need to be dried, the second fan 23, the annular heating wire 21 and the ozone generator 22 are controlled to be opened through the second control switch 6, the air blowing port 20 is aligned with the clothes of the patient and the wet parts on the sickbed to be blown with hot air, meanwhile, ozone generated by the ozone generator 22 is blown with the hot air, and the clothes of the patient and the wet parts on the sickbed can be sterilized and disinfected, after the use, the second fan 23, the annular heating wire 21 and the ozone generator 22 are controlled to be turned off by the second control switch 6, and the power supply is cut off.

The installation method comprises the following steps:

first, according to fig. 3-6, a first fan 16 and a second fan 23 are fixedly installed inside the housing 1;

secondly, assembling the dust collection unit 2 according to the attached drawings 3-6, detachably clamping the filter element 13 in the clamping blocks 26, clamping the rubber sealing rings 14 in the annular clamping grooves 25, fixedly installing the annular seats 15 in the first annular connecting plate 17, and then screwing the flaring ends of the first shell 12 on the outer side of the first annular connecting plate 17;

thirdly, assembling the extension unit 4 according to the attached drawing 9, detachably inserting one end of the connector 28 into the dust inlet 30, detachably inserting one end of the hose 27 into the other end of the connector 28, and detachably inserting one end of the dust collection head 29 into the other end of the hose 27;

fourthly, according to the attached figures 3-6, the drying unit 3 is assembled, the annular heating wire 21 is fixedly arranged on the assembling seat 34, the ozone generator 22 is fixedly arranged on the mounting seat 33, and then the flaring end of the second shell 19 is screwed outside the second annular connecting plate 18;

and fifthly, installing the first control switch 7 and the second control switch 6, symmetrically installing the first control switch 7 and the second control switch 6 on two sides of the handle 5, then wiring, and then fixedly installing the bottom cover 10 at the bottom of the shell 1 through the screws 9 until the installation is finished.

The parts not involved in the present invention are the same as or can be implemented by the prior art. The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides a sweeper for sick bed which characterized in that: the dust collection device comprises a shell (1) and a dust collection unit (2), wherein the dust collection unit (2) is arranged at one end of the shell (1), a plurality of through holes (8) are formed in the side surfaces of two sides of the shell (1), and the through holes (8) are symmetrically arranged;

the dust collection unit (2) comprises a first annular connecting plate (17), a first shell (12), a plurality of clamping blocks (26), a filter element (13), an annular seat (15), a rubber sealing ring (14) and a first fan (16), wherein the first annular connecting plate (17) is integrally arranged at one end part of the shell (1), two ends of the first shell (12) are open ends, one end of the first shell (12) is a reducing end, the other end of the first shell (12) is an expanding end, the expanding end of the first shell (12) is screwed outside the first annular connecting plate (17), the clamping blocks (26) are integrally arranged on the inner wall of the first shell (12) in an annular shape, the filter element (13) can be detachably clamped inside the clamping blocks (26), the annular seat (15) is fixedly arranged inside the first annular connecting plate (17), an annular clamping groove (25) is formed in the side face, close to the filter element (13), of the annular seat (15), the rubber sealing ring (14) is clamped inside the annular clamping groove (25), one end, facing the throat end of the first shell (12), of the filter element (13) is a closed end, one end, facing the flared end of the first shell (12), of the filter element (13) is an open end, the open end of the filter element (13) is in abutting and sealing arrangement with one side face of the rubber sealing ring (14), the first fan (16) is fixedly installed inside the shell (1), an air suction opening of the first fan (16) is communicated with the inside of the annular seat (15), and an air outlet of the first fan (16) is communicated with the through holes (8);

the drying device is characterized by further comprising a drying unit (3), the drying unit (3) is arranged at the end part of the other end of the shell (1), the drying unit (3) comprises a second annular connecting plate (18), a second shell (19), a second fan (23), a matching seat (34) and an annular heating wire (21), the second annular connecting plate (18) is integrally arranged at the end part of the other end of the shell (1), both ends of the second shell (19) are open ends, one end of the second shell (19) is a reducing end, the other end of the second shell (19) is a flaring end, the flaring end of the second shell (19) is screwed outside the second annular connecting plate (18), the second fan (23) is fixedly arranged inside the shell (1), and an air outlet of the second fan (23) faces the reducing end of the second shell (19), the exhaust inlet of the second fan (23) is communicated with the through holes (8), the assembling seat (34) is integrally arranged on the inner wall of the second shell (19), and the annular heating wire (21) is fixedly arranged on the assembling seat (34).

2. The sweeper for the hospital bed according to claim 1, characterized in that: the drying unit (3) further comprises an ozone generator (22) and a mounting seat (33), the mounting seat (33) is integrally arranged on the inner wall of the second shell (19), the ozone generator (22) is fixedly mounted on the mounting seat (33), and the ozone generator (22) is located between the second fan (23) and the annular heating wire (21).

3. The sweeper for the hospital bed according to claim 1, characterized in that: the dust inlet (30) is further integrally arranged in the throat end of the first shell (12), the dust inlet (30) is arranged in the inclined upward direction, the air blowing port (20) is further integrally arranged at the throat end of the second shell (19), and the air blowing port (20) is horizontally arranged.

4. The sweeper for the hospital bed according to claim 3, characterized in that: still include extension unit (4), extension unit (4) demountable installation is in keep away from dust absorption unit (2) one side of shell (1), just extension unit (4) are including connector (28), hose (27) and dust absorption head (29), the one end of connector (28) can be dismantled and insert into the inside of entering dirt mouth (30), the one end of hose (27) can be dismantled and insert into the other end of connector (28) is outside, the one end of dust absorption head (29) can be dismantled and insert inside the other end of hose (27).

5. The sweeper for the hospital bed according to claim 4, characterized in that: the connector (28) comprises an insertion shell (35) matched with the dust inlet (30), a first insertion pipe (37) integrally communicated with one end of the insertion shell (35), and a baffle (36) arranged outside the joint of the insertion shell (35) and the first insertion pipe (37).

6. The sweeper for the hospital bed according to claim 4, characterized in that: the dust collection head (29) comprises a second insertion pipe (38) inserted into the other end of the hose (27), a cylindrical connecting shell (39) integrally communicated with one end of the second insertion pipe (38), and a flat shell (40) integrally communicated with one end of the cylindrical connecting shell (39), wherein a bevel notch (41) is formed in one end part, far away from the cylindrical connecting shell (39), of the flat shell (40).

7. The sweeper for the hospital bed according to claim 2, characterized in that: the upper portion of shell (1) integrative handle (5) that is equipped with between two parties, one side of handle (5) is equipped with first control switch (7), just the opposite side of handle (5) is equipped with second control switch (6), first control switch (7) pass through the wire with first fan (16) series connection, second control switch (6) pass through the wire with second fan (23), annular heating wire (21) and ozone generator (22) series connection.

8. The sweeper for the hospital bed according to claim 1, characterized in that: the upper portion of shell (1) is the arc structure, just the bottom of shell (1) is planar structure, there is bottom (10) bottom the bottom of shell (1) through screw (9) fixed mounting, the bottom symmetry fixed mounting of bottom (10) has two rubber stabilizer blades (11).

9. The sweeper for the hospital bed according to claim 8, wherein: the upper portion of bottom (10) still fixed mounting have two rubber support (24), two rubber support (24) symmetry sets up, and two the upper surface of rubber support (24) respectively with first fan (16) and the lower surface of second fan (23) is inconsistent sets up.