CN113074426A

CN113074426A - Ventilation and disinfection equipment for hospital and hospital department

Info

Publication number: CN113074426A
Application number: CN202110370382.7A
Authority: CN
Inventors: 谢秀璋
Original assignee: Changzhou Wujin Peoples Hospital
Current assignee: Changzhou Wujin Peoples Hospital
Priority date: 2021-04-07
Filing date: 2021-04-07
Publication date: 2021-07-06
Anticipated expiration: 2041-04-07
Also published as: CN113074426B

Abstract

The invention discloses a ventilation and disinfection device for a hospital and a hospital department, which comprises a disinfection box provided with an air outlet pipe body, wherein the disinfection box is provided with a first filter screen through a disassembling and assembling mechanism. Has the advantages that: the sealing support block, the second connecting rod, the block body, the supporting rod and the spring rod are matched for use, so that air entering the transparent disinfection ball can be stored in the transparent disinfection ball for a certain short time, the transparent disinfection ball is conveniently irradiated by ultraviolet rays, and the sterilization and disinfection operation is better carried out; the liquid placed between the two partition plates and the second filter screen are matched to generate a certain cleaning effect on dust intercepted on the second filter screen, and the blocking probability is effectively reduced to a certain extent; the setting of at last cushion can carry out striking off of certain degree to the liquid of two surperficial adhesions of filter screen, avoids rotating the in-process liquid and splashes, and the accessible is adjusted the tight degree of support between cushion and the filter screen two simultaneously and is controlled the humidity when air passes through filter screen two, improves the device's practicality.

Description

Ventilation and disinfection equipment for hospital and hospital department

Technical Field

The invention relates to the technical field of ventilation and disinfection, in particular to ventilation and disinfection equipment for a hospital and a hospital department.

Background

The nosocomial department is called the nosocomial infection management department, and the main work of the nosocomial department is to prevent and control nosocomial infection, such as disinfection treatment of medical waste; the importance of the method is self-evident, in order to ensure the safety of the academia department, more ventilation and disinfection equipment can be installed in the department to sterilize and disinfect the air of the academia department;

however, the existing ventilation and disinfection equipment for the department of academia has the following defects in the concrete use: the flowing air entering the equipment is irradiated and disinfected by ultraviolet rays, but the air flow rate is relatively high, and the air irradiation and sterilization effects of the ultraviolet rays are general; meanwhile, the air circulating in hot weather is dry, and the dry environment in the department can not be relieved by using the equipment.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides ventilation and disinfection equipment for an academic department.

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

a ventilation and disinfection device for a hospital and hospital department comprises a disinfection box provided with an air outlet pipe body, wherein a first filter screen is installed on the disinfection box through a disassembly and assembly mechanism, a first motor is fixedly installed in the disinfection box through a first two rods, a first rotating shaft is fixedly installed on the first motor, a fan and a first two connecting rods are fixedly installed on the first rotating shaft, an annular cover cylinder is fixedly installed on the first two connecting rods together, an air inlet pipe is rotatably installed in the annular cover cylinder through a mounting seat, and a transparent disinfection ball is fixedly communicated with the air inlet pipe;

the annular cover cylinder is fixedly provided with a first mounting plate and two second mounting plates, the first mounting plate is fixedly provided with an ultraviolet lamp, and the two second mounting plates are both fixedly provided with a reflector which is obliquely arranged;

an air outlet pipe is fixedly communicated with the transparent disinfection ball, and an elastic sealing mechanism is arranged between the air outlet pipe and the transparent disinfection ball;

a support screen plate is fixedly arranged in the disinfection box, a filter screen II is arranged on the support screen plate through a rotating structure, two partition plates are fixedly arranged in the disinfection box, and the filter screen II is positioned in the middle of the two partition plates;

a third mounting plate is mounted on the sterilizing box through a moving mechanism, and an elastic pad is fixedly mounted on one side, close to the second filter screen, of the third mounting plate;

a pipe body is fixedly communicated with the sterilizing box, and a valve is arranged on the pipe body.

In foretell universities' department with ventilation disinfecting equipment, dismouting mechanism comprises screw hole one, circular slot one, cylinder and location structure, install on the disinfect box with filter screen matched with screw hole one, circular slot one has been seted up on the filter screen one, integrated into one piece has the cylinder on the diapire of circular slot one, and the shortest straight-line distance between circular slot one and the cylinder more than or equal to 4cm, install locating component between filter screen one and the screw hole one.

In the above-mentioned ventilation and disinfection equipment for the department of academia, the locating component comprises a circular groove II and two limiting rods, a circular groove II is arranged on the inner wall of the threaded hole I, and two limiting rods matched with the circular groove II are fixedly installed on the outer wall of the filter screen I.

In the above ventilating and sterilizing apparatus for the hospital department, the elastic sealing mechanism is composed of a sealing support block, a second connecting rod, a block body, a supporting rod and a plurality of spring rods, the sealing support block is slidably mounted in the air outlet pipe, a plurality of air outlet grooves are arranged on the surface of one side of the sealing support block close to the transparent disinfection ball, the depth of each air outlet groove is half of the thickness of the sealing support block, a connecting rod II is fixedly arranged on one side of the sealing support block far away from the transparent disinfection ball, and one end of the second connecting rod far away from the sealing support block is fixedly provided with a block body, the support screen plate is fixedly provided with a support rod, the end surface of the support rod is square, the second connecting rod and the block body are both provided with sliding holes matched with the support rod, a plurality of spring rods are fixedly installed between the block body and the transparent disinfection ball, and the shortest straight-line distance between the block body and the supporting screen plate is equal to the difference between the length of the air outlet pipe and half of the thickness of the sealing supporting block.

In the above-mentioned ventilation and disinfection equipment for the department of cinematology, the revolution mechanic comprises a motor two and a pivot two, support on the side of the otter board that keeps away from transparent disinfection ball fixed mounting have a motor two, fixed mounting has a pivot two on the drive end of motor two, and filter screen two fixed mounting is on pivot two.

In foretell hospital bed uses ventilation disinfecting equipment, moving mechanism comprises screw rod, knob, screw hole two and location structure, set up threaded hole on the disinfect box, the screw rod is installed to the screw thread on the screw hole, the screw rod is located the outside one end fixed mounting of disinfect box and has the knob, the screw rod is located the inside one end of disinfect box and is rotated with mounting panel three and be connected, install location structure between mounting panel three and the disinfect box.

In the above-mentioned ventilation sterilizing equipment for the department of colleges and universities, location structure comprises two locating holes and two locating levers, two locating holes have been seted up to the third one side of keeping away from the cushion of mounting panel, fixed mounting has two locating levers with locating hole matched with on the inner wall of disinfect box.

In the above described hospital ventilation and disinfection equipment, the ultraviolet lamp is a short wave ultraviolet lamp with a wavelength of 240NM-265 NM.

Compared with the prior art, the invention has the advantages that:

1: the first filter screen capable of being rapidly disassembled and assembled is arranged, so that the first filter screen can be conveniently and periodically cleaned and cleaned, and the fan in the disinfection box can be conveniently cleaned and cleaned.

2: the setting can carry out pivoted ultraviolet lamp along with the fan and be convenient for better the disinfection of disinfecting to the air that gets into in the transparent disinfection ball, the disinfection operation of disinfecting to the air that is convenient for better, faster under the mating reaction of reflector simultaneously, improves disinfection effect.

3: utilize the cooperation of sealed bracer, connecting rod two, block, bracing piece and spring beam to use for the air that gets into in the transparent disinfection ball can be stored certain shorter time in the transparent disinfection ball, thereby be convenient for better by the ultraviolet ray shine, thereby better disinfection operation of disinfecting.

4: the liquid placed between the two clapboards and the second filter screen are matched to generate a certain cleaning effect on the dust intercepted on the second filter screen, and the probability of blockage is effectively reduced to a certain extent.

5: the setting of cushion can carry out striking off of certain degree to the liquid of two surperficial adhesions of filter screen, avoids rotating the liquid of in-process and splashes, and the accessible is adjusted the humidity when tight degree of support between cushion and the filter screen two and is controlled the air and pass through filter screen two simultaneously, improves the practicality.

Drawings

FIG. 1 is a schematic view of a ventilating and disinfecting device for hospital and hospital use according to the present invention;

FIG. 2 is an enlarged schematic view of a portion of the screen of FIG. 1;

FIG. 3 is a transverse cross-sectional view of FIG. 1;

FIG. 4 is an enlarged view of the ring-shaped cover cylinder part of the ventilating and disinfecting equipment for the hospital department.

FIG. 5 is an enlarged view of the structure of the mounting plate of the ventilating and disinfecting device for the hospital department according to the present invention;

FIG. 6 is a schematic structural view of a transparent disinfection ball part in the ventilation and disinfection equipment for the hospital department, which is provided by the invention;

FIG. 7 is an assembly view of a filter screen of a ventilating and disinfecting device for an institutional environment according to the present invention;

fig. 8 is a partial cross-sectional view of fig. 6.

In the figure: the disinfection box comprises a disinfection box 1, a threaded hole I2, a filter screen I3, a circular groove I4, a column 5, a circular groove II 6, a limiting rod 7, a rod I8, a motor I9, a rotating shaft I10, a connecting rod I11, a ring-shaped cover cylinder 12, a mounting seat I13, an air inlet pipe 14, a transparent disinfection ball 15, a mounting plate I16, an ultraviolet lamp 17, a mounting plate II 18, a reflective mirror 19, an air outlet pipe 20, a sealing support block 21, a connecting rod II 22, a positioning hole 23, a block body 24, a supporting rod 25, a positioning rod 26, a spring rod 27, a motor II 28, a rotating shaft II 29, a partition plate 30, a filter screen II 31, a screw rod 32, a mounting plate III 33, an elastic.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the ventilation and disinfection equipment for the hospital and hospital department comprises a disinfection box 1 provided with an air outlet pipe body, wherein a first filter screen 3 is arranged on the disinfection box 1 through a disassembly and assembly mechanism;

the following points are notable:

1. the disassembly and assembly mechanism is composed of a threaded hole I2, a circular groove I4, a cylinder 5 and a positioning structure, the disinfection box 1 is provided with a threaded hole I2 matched with a filter screen I3, the filter screen I3 is provided with the circular groove I4, the cylinder 5 is integrally formed on the bottom wall of the circular groove I4, the shortest straight-line distance between the circular groove I4 and the cylinder 5 is more than or equal to 4cm, and the positioning assembly is installed between the filter screen I3 and the threaded hole I2.

2. The positioning assembly comprises a circular groove II 6 and two limiting rods 7, the inner wall of the threaded hole I2 is provided with the circular groove II 6, and the outer wall of the filter screen I3 is fixedly provided with the two limiting rods 7 matched with the circular groove II 6.

3. In the state shown in fig. 1, when the limiting rod 7 contacts with the inner wall of the circular groove II 6, the outer surface of the filter screen I3 is just flush with the outer surface of the disinfection box 1.

4. The setting of gag lever post 7 also can exert a turning force to filter screen 3, is convenient for carry out the dismouting operation of filter screen 3, nevertheless preferentially exerts the turning force to cylinder 5 during specific operation, exerts the turning force of equidimension to gag lever post 7, cylinder 5, and the probability that cylinder 5 takes place the damage will be less than gag lever post 7.

5. The openings of the first filter screen 3 shown in fig. 1 are only schematic, and the specific shape and size can be selected according to needs.

A first motor 9 is fixedly installed in the disinfection box 1 through a first two rods 8, a first rotating shaft 10 is fixedly installed on the first motor 9, a fan and a first two connecting rods 11 are fixedly installed on the first rotating shaft 10, the first two connecting rods 11 are jointly and fixedly installed with an annular cover cylinder 12, an air inlet pipe 14 is rotatably installed in the annular cover cylinder 12 through a first mounting seat 13, and a transparent disinfection ball 15 is fixedly communicated with the air inlet pipe 14;

the following points are notable:

1. the air inlet pipe 14 is preferably a one-way pipe, so that the air entering the transparent disinfection ball 15 can be better sterilized and disinfected.

2. The first mounting seat 13 and the annular cover cylinder 12 can be in rotary connection or fixed connection, so long as the first mounting seat 13 and the air inlet pipe 14 are in rotary connection.

3. The transparent disinfection ball 15 is made of transparent material, and the material needs to be selected in consideration of light transmission, ultraviolet transmission and strength of the material, such as optical quartz glass.

4. The fan is not shown in the drawing and is preferably arranged at a position between the motor one 9 and the connecting rod one 11.

The annular cover cylinder 12 is fixedly provided with a first mounting plate 16 and two second mounting plates 18, the first mounting plate 16 is fixedly provided with an ultraviolet lamp 17, and the two second mounting plates 18 are fixedly provided with a reflector 19 which is obliquely arranged;

the following points are notable:

1. the ultraviolet lamp 17 is a short-wave ultraviolet lamp, and the wavelength of the short-wave ultraviolet lamp is 240NM-265 NM; so that the air entering the transparent disinfection ball 15 can be sterilized and disinfected more quickly.

2. The two reflectors 19 are used in a matched mode, so that the ultraviolet rays emitted by the ultraviolet lamp 17 can sterilize and disinfect air more sufficiently, and the sterilization and disinfection efficiency is improved.

3. The number of the reflectors 19 can be distributed at equal intervals during specific setting, the preferred number is two, and the auxiliary effect provided by the reflectors 19 and the cost performance for manufacturing the reflectors 19 are optimal.

An air outlet pipe 20 is fixedly communicated with the transparent disinfection ball 15, and an elastic sealing mechanism is arranged between the air outlet pipe 20 and the transparent disinfection ball 15;

the following points are notable:

1. elastic sealing mechanism is by a sealed bracer 21, a connecting rod two 22, a block 24, a bracing piece 25 and a plurality of spring beam 27 are constituteed, slidable mounting has a sealed bracer 21 in outlet duct 20, and sealed bracer 21 has seted up a plurality of air outlet grooves on being close to one side surface of transparent aseptic ball 15, the groove depth in air outlet groove is half of sealed bracer 21 thickness, one side fixed mounting that transparent aseptic ball 15 was kept away from to sealed bracer 21 has connecting rod two 22, and the one end fixed mounting that sealed bracer 21 was kept away from to connecting rod two 22 has block 24, fixed mounting has bracing piece 25 on the supporting web plate 36, connecting rod two 22, all seted up on the block 24 with bracing piece 25 matched with slide opening, fixed mounting has a plurality of spring beam 27 between block 24 and the transparent aseptic ball 15.

2. The shortest straight line distance between the block body 24 and the supporting net plate 36 is equal to the difference between the length of the air outlet pipe 20 and half of the thickness of the sealing supporting block 21; thereby ensuring that the sealing support block 21 can not be separated from the air outlet pipe 20 while meeting the air leakage, and always having a supporting effect on the air outlet pipe 20.

3. When the sealing support block is specifically arranged, a sealing ring can be arranged on the outer wall of the sealing support block 21 for the part provided with the air outlet groove, so that the sealing property in use is improved.

4. A rubber pad is fixedly arranged on one side of the block body 24 far away from the spring rod 27, and the impact effect generated by collision during movement is reduced by the elasticity of the rubber pad.

5. In a specific arrangement, the end surface of the support rod 25 may be non-circular, such as square, so that the block 24 can only move relatively, and the block does not deflect during the movement.

A supporting screen plate 36 is fixedly arranged in the disinfection box 1, a second filter screen 31 is arranged on the supporting screen plate 36 through a rotating structure, two partition plates 30 are fixedly arranged in the disinfection box 1, and the second filter screen 31 is positioned in the middle of the two partition plates 30;

the following points are notable:

1. the two partitions 30 are provided so as to form a single housing space in the sterilization case 1, and then purified water or sterilized water can be placed in the housing space as desired, and are appropriately selected as desired.

2. A pipe body is fixedly communicated with the sterilizing box 1, and a valve is arranged on the pipe body; the provision of the tube facilitates the addition or replacement of liquid to the space formed between the partitions 30.

3. The rotating structure comprises a second motor 28 and a second rotating shaft 29, the second motor 28 is fixedly installed on the side surface of the supporting screen plate 36 far away from the transparent disinfection ball 15, the second rotating shaft 29 is fixedly installed on the driving end of the second motor 28, and the second filter screen 31 is fixedly installed on the second rotating shaft 29.

A third mounting plate 33 is mounted on the sterilizing box 1 through a moving mechanism, and an elastic pad 34 is fixedly mounted on one side, close to the second filter screen 31, of the third mounting plate 33;

the following points are notable:

1. the moving mechanism is composed of a screw rod 32, a knob 35, a second threaded hole and a positioning structure, the threaded hole is formed in the sterilizing box 1, the screw rod 32 is installed in the threaded hole in a threaded mode, the knob 35 is fixedly installed at one end, located outside the sterilizing box 1, of the screw rod 32, one end, located inside the sterilizing box 1, of the screw rod 32 is rotatably connected with the third mounting plate 33, and the positioning structure is installed between the third mounting plate 33 and the sterilizing box 1.

2. The positioning structure comprises two positioning holes 23 and two positioning rods 26, two positioning holes 23 are formed in one side, away from the elastic pad 34, of the mounting plate III 33, and the two positioning rods 26 matched with the positioning holes 23 are fixedly mounted on the inner wall of the disinfection box 1.

3. The elastic pad 34 can be made of rubber material or sponge material, and can be selected or replaced according to the requirement, and meanwhile, the elastic pad 34 and the mounting plate 33 can be fixed in a gluing fixing mode for facilitating the replacement of the elastic pad 34 on the mounting plate.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

In the invention, when the device is required to be used, the first motor 9, the ultraviolet lamp 17 and the second motor 28 are firstly enabled to work, the first motor 9 drives the fan to rotate through the first rotating shaft 10 when working, the fan rotates to enable outside air to enter the disinfection box 1, the air can firstly pass through the first filter screen 3 and then enter the transparent disinfection ball 15 through the air inlet pipe 14 in the process, and at the moment, the sealing support block 21 is in a state shown in fig. 6;

when the rotating shaft I10 works, the connecting rod I11 drives the annular cover cylinder 12 to rotate together, the annular cover cylinder 12 rotates to drive the mounting plate I16 mounted on the annular cover cylinder to rotate together, the mounting plate I16 rotates to drive the ultraviolet lamp 17 to rotate, so that gas entering the transparent disinfection ball 15 is better sterilized and disinfected, and ultraviolet rays emitted by the ultraviolet lamp 17 are reflected for multiple times under the action of the reflector 19, so that the air is better and faster sterilized and disinfected;

when the air pressure in the transparent disinfection ball 15 reaches a certain degree, the sealing spacer 21 is moved, so that the air leakage operation is performed, and when the air leakage is completed, the sealing spacer 21 restores to the initial position shown in fig. 6 under the action of the spring rod 27;

the gas discharged from the transparent disinfection ball 15 passes through the supporting screen plate 36 to be in contact with the second filter screen 31, the second motor 28 works to drive the second filter screen 31 to rotate through the second rotating shaft 29, and the second filter screen 31 can be in contact with liquid between the two partition plates 30 in the rotating process, so that a certain cleaning effect can be generated on dust intercepted on the second filter screen 31, and meanwhile, the occurrence of blocking conditions is effectively reduced;

the filter screen two 31 is after contacting the separation with liquid, and its surface can the more liquid of adhesion, can carry out striking off of certain degree to this part of liquid under the effect of cushion 34 this moment, avoids rotating the liquid in-process and splashes, and the accessible is adjusted the humidity when supporting tight degree between cushion 34 and the filter screen two 31 and is controlled the air and pass through filter screen two 31 simultaneously, improves the practicality.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The ventilation and disinfection equipment for the hospital and hospital department comprises a disinfection box (1) provided with an air outlet pipe body, and is characterized in that a filter screen I (3) is installed on the disinfection box (1) through a disassembly and assembly mechanism, a motor I (9) is fixedly installed in the disinfection box (1) through two rods I (8), a rotating shaft I (10) is fixedly installed on the motor I (9), a fan and two connecting rods I (11) are fixedly installed on the rotating shaft I (10), an annular cover cylinder (12) is fixedly installed on the two connecting rods I (11) together, an air inlet pipe (14) is rotatably installed in the annular cover cylinder (12) through a mounting seat I (13), and a transparent disinfection ball (15) is fixedly communicated with the air inlet pipe (14);

the annular cover cylinder (12) is fixedly provided with a first mounting plate (16) and two second mounting plates (18), the first mounting plate (16) is fixedly provided with an ultraviolet lamp (17), and the two second mounting plates (18) are respectively fixedly provided with a reflector (19) which is obliquely arranged;

an air outlet pipe (20) is fixedly communicated with the transparent disinfection ball (15), and an elastic sealing mechanism is arranged between the air outlet pipe (20) and the transparent disinfection ball (15);

a supporting screen plate (36) is fixedly installed in the disinfection box (1), a second filter screen (31) is installed on the supporting screen plate (36) through a rotating structure, two partition plates (30) are fixedly installed in the disinfection box (1), and the second filter screen (31) is located in the middle of the two partition plates (30);

a third mounting plate (33) is mounted on the sterilizing box (1) through a moving mechanism, and an elastic pad (34) is fixedly mounted on one side, close to the second filter screen (31), of the third mounting plate (33);

a pipe body is fixedly communicated with the sterilizing box (1), and a valve is arranged on the pipe body.

2. The hospital department ventilation and disinfection equipment according to claim 1, wherein the disassembling and assembling mechanism comprises a first threaded hole (2), a first circular groove (4), a column body (5) and a positioning structure, the first threaded hole (2) matched with the first filter screen (3) is installed on the disinfection box (1), the first circular groove (4) is formed in the first filter screen (3), the column body (5) is integrally formed on the bottom wall of the first circular groove (4), the shortest straight-line distance between the first circular groove (4) and the column body (5) is greater than or equal to 4cm, and a positioning assembly is installed between the first filter screen (3) and the first threaded hole (2).

3. The hospital-sensing ventilation and disinfection equipment of claim 2, wherein the positioning assembly comprises a circular groove II (6) and two limiting rods (7), the inner wall of the threaded hole I (2) is provided with the circular groove II (6), and the outer wall of the filter screen I (3) is fixedly provided with the two limiting rods (7) matched with the circular groove II (6).

4. The hospital-sensing ventilation and disinfection equipment for the department of hospital wards according to claim 1, wherein the elastic sealing mechanism is composed of a sealing support block (21), a connecting rod II (22), a block body (24), a supporting rod (25) and a plurality of spring rods (27), the sealing support block (21) is slidably mounted in the air outlet pipe (20), a plurality of air outlet grooves are formed in the surface of one side, close to the transparent disinfection ball (15), of the sealing support block (21), the depth of each air outlet groove is half of the thickness of the sealing support block (21), the connecting rod II (22) is fixedly mounted on one side, far away from the transparent disinfection ball (15), of the sealing support block (21), the block body (24) is fixedly mounted at one end, far away from the sealing support block (21), of the connecting rod II (22), the supporting rod (25) is fixedly mounted on the supporting screen plate (36), and the end face of the supporting rod (25) is square in shape, the sliding holes matched with the supporting rods (25) are formed in the connecting rods II (22) and the block bodies (24), a plurality of spring rods (27) are fixedly mounted between the block bodies (24) and the transparent sterilizing balls (15), and the shortest straight-line distance between the block bodies (24) and the supporting net plates (36) is equal to the difference value of the length of the air outlet pipe (20) and the half thickness of the sealing supporting block (21).

5. The hospital ventilation and disinfection equipment as claimed in claim 1, wherein the rotating structure comprises a second motor (28) and a second rotating shaft (29), the second motor (28) is fixedly installed on the side surface of the supporting screen plate (36) away from the transparent disinfection ball (15), the second rotating shaft (29) is fixedly installed on the driving end of the second motor (28), and the second filter screen (31) is fixedly installed on the second rotating shaft (29).

6. The hospital bed ventilation and disinfection equipment is characterized in that the moving mechanism is composed of a screw rod (32), a knob (35), a threaded hole II and a positioning structure, the disinfection box (1) is provided with a threaded hole, the screw rod (32) is installed on the threaded hole in a threaded mode, the knob (35) is fixedly installed at one end, located outside the disinfection box (1), of the screw rod (32), one end, located inside the disinfection box (1), of the screw rod (32) is rotatably connected with a mounting plate III (33), and the positioning structure is installed between the mounting plate III (33) and the disinfection box (1).

7. The hospital-sensing ventilation and disinfection equipment of claim 6, wherein the positioning structure comprises two positioning holes (23) and two positioning rods (26), the two positioning holes (23) are formed in one side, away from the elastic pad (34), of the mounting plate III (33), and the two positioning rods (26) matched with the positioning holes (23) are fixedly mounted on the inner wall of the disinfection box (1).

8. An hospital ventilation disinfection apparatus according to claim 1, characterized in that the ultraviolet lamp (17) is embodied as a short-wave ultraviolet lamp, the wavelength of which is 240NM-265 NM.