CN217810093U

CN217810093U - Dust explosion prevention device of medical washing machine and medical washing machine

Info

Publication number: CN217810093U
Application number: CN202222274596.7U
Authority: CN
Inventors: 孙爽; 刘增源; 王昶昀
Original assignee: Shandong Dacheng Washing Machinery Co ltd
Current assignee: Shandong Dacheng Washing Machinery Co ltd
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2022-11-15
Anticipated expiration: 2032-08-29

Abstract

The utility model belongs to the technical field of washing machine, concretely relates to medical washing machine's dust explosion prevention device, including the washing machine casing, the contact has dust concentration sensor on the washing machine casing, the last fixedly connected with locating piece of dust concentration sensor, the inside sliding connection of washing machine casing has the locating piece, be provided with detaching mechanism on the washing machine casing, fixedly connected with mounting bracket on the washing machine casing, fixed mounting has the water pump on the mounting bracket, fixedly connected with shower nozzle on the water pump, the inside sliding connection of mounting bracket has the water pump. The utility model discloses a be provided with parts such as locating piece, slider, fixture block, spring, the slider is removed to the accessible, makes the slider drive the fixture block and removes, makes the fixture block roll-off from the locating piece in the dust concentration sensor, alright remove spacing to the locating piece, alright pull down dust concentration sensor from the washing machine casing, convenient and fast.

Description

Dust explosion prevention device of medical washing machine and medical washing machine

Technical Field

The utility model relates to a washing machine technical field specifically is a dust explosion prevention device and medical washing machine of medical washing machine.

Background

Washing machines are cleaning appliances that use electrical energy to generate mechanical action to wash clothes, and are generally specified to use water as the primary cleaning liquid. The washing machine mainly comprises a shell, a washing and dehydrating barrel, a transmission and control system and the like, and a heating device is also arranged in some washing machines. Can install dust explosion prevention device according to the environmental requirement in some special occasions in medical washing machine, dust explosion prevention device generally comprises PLC controller, dust concentration sensor, sprays the mechanism, fan, compressed air intake pipe isotructure, when dust concentration sensor detects the dust of washing machine casing and reaches the setting value, feeds back the signal to the PLC controller, and the PLC controller feeds back to corresponding device and takes corresponding measure: (1) spraying water drops by a spraying mechanism to fall dust; (2) The fan discharges the dust in the shell of the washing machine to the outside; (3) Compressed air is blown into the shell of the washing machine through a compressed air inlet pipe. The dust concentration sensor in the dust explosion prevention device of the current medical washing machine is fixedly connected in the shell of the washing machine through a bolt, and the washing machine works in a humid environment, so that the bolt is easily corroded, the dust concentration sensor is inconvenient to disassemble when maintenance is needed, and dust in the air of the external environment is easily sucked into the shell of the washing machine when the dust in the shell of the washing machine is removed through a fan, so that improvement is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a medical washing machine's dust explosion prevention device and medical washing machine, the dust consistency transmitter who has solved among present medical washing machine's the dust explosion prevention device is through bolt fixed connection in the washing machine casing, because of washing machine is work under humid environment, make the bolt corroded easily, lead to inconvenient dismantling dust consistency transmitter when needs are maintained, and inhale the problem in the washing machine casing with the dust in the external environment air of place easily when getting rid of the dust in the washing machine casing through the fan.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a medical washing machine's dust explosion prevention device, includes the washing machine casing, the last contact of washing machine casing has dust concentration sensor, fixedly connected with locating piece on the dust concentration sensor, the inside sliding connection of washing machine casing has the locating piece, be provided with detaching mechanism on the washing machine casing, fixedly connected with mounting bracket on the washing machine casing, fixed mounting has the water pump on the mounting bracket, fixedly connected with shower nozzle on the water pump, fixedly connected with inlet tube on the water pump, be provided with the connecting pipe on the water pump, fixedly connected with watering circle on the connecting pipe, fixedly connected with fan on the washing machine casing, be provided with filter equipment on the mounting bracket, be provided with the compressed air intake pipe on the washing machine casing, be provided with the solenoid valve in the compressed air intake pipe, be provided with the PLC controller on the washing machine casing, the through-hole has been seted up on the washing machine casing.

Preferably, the disassembling mechanism comprises a sliding block, a sliding rod, a limiting ring, a spring, a push plate and a clamping block, the sliding block is connected to the inside of the shell of the washing machine in a sliding mode, the sliding rod is fixedly connected to the sliding block, the limiting ring is fixedly connected to the shell of the washing machine, the spring is arranged on the outer side of the sliding rod, the clamping block is fixedly connected to the sliding block, the clamping block is connected to the inside of the shell of the washing machine in a sliding mode, the clamping block is connected to the inside of the positioning block in a sliding mode, and the dust concentration sensor can be conveniently disassembled through the design of the disassembling mechanism.

Preferably, the inside sliding connection of spacing ring has the slide bar, the inside sliding connection of washing machine casing has the slide bar, through the design of slide bar, can make the spring drive slider remove.

Preferably, one end of the spring is in contact with the sliding rod, the other end of the spring is in contact with the limiting ring, and the clamping block can be driven to limit the positioning block through the design of the spring.

Preferably, one end of the sliding block is fixedly connected with a push plate, the push plate is in contact with the shell of the washing machine, and the clamping block can be conveniently moved through the design of the push plate.

Preferably, filtering mechanism includes filter screen, pivot, flabellum, scraper blade, fixedly connected with filter screen on the mounting bracket, be connected with the pivot through the bearing on the filter screen, the one end fixedly connected with flabellum of pivot, the other end fixedly connected with scraper blade of pivot, the scraper blade contacts with the filter screen, through filtering mechanism's design, can prevent that the dust from getting into in the washing machine casing.

Preferably, the inside sliding connection of washing machine casing has the inlet tube, fixedly connected with electric putter on the washing machine casing, electric putter's output fixedly connected with closing plate, the closing plate contacts with washing machine casing, through the design of electric putter and closing plate, can make things convenient for opening and closing of through-hole and fan department.

A medical washing machine comprises the dust explosion prevention device.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a be provided with parts such as locating piece, slider, fixture block, spring, the slider is removed to the accessible, makes the slider drive the fixture block and removes, makes the fixture block roll-off from the locating piece in the dust concentration sensor, alright remove spacing to the locating piece, alright pull down dust concentration sensor from the washing machine casing, convenient and fast.

2. The utility model discloses a be provided with the filter screen, can filter the dust in the outside air, and through being provided with parts such as flabellum, scraper blade, can make the air current drive the flabellum and rotate, make the flabellum drive the scraper blade and scrape the filter screen, can effectually prevent the filter screen jam, and through being provided with the water pump, can rush out the washing machine casing with the dust of scraping down.

Drawings

FIG. 1 is a schematic view of the present invention;

fig. 2 is an enlarged view of the structure of the part a in fig. 1 of the present invention;

fig. 3 is an enlarged view of the structure of the part B in fig. 1 of the present invention.

In the figure: 1. a washing machine shell; 2. a dust concentration sensor; 21. positioning a block; 3. a disassembly mechanism; 31. a slider; 32. a slide bar; 33. a limiting ring; 34. a spring; 35. pushing a plate; 36. a clamping block; 4. a mounting frame; 5. a water pump; 51. a spray head; 52. a water inlet pipe; 53. a connecting pipe; 54. a watering ring; 6. a fan; 7. a filtering mechanism; 71. filtering with a screen; 72. a rotating shaft; 73. a fan blade; 74. a squeegee; 8. a compressed air inlet pipe; 81. an electromagnetic valve; 9. a PLC controller; 10. a through hole; 11. an electric push rod; 12. and (7) sealing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, a dust explosion prevention device for a medical washing machine includes a washing machine housing 1, a dust concentration sensor 2 is contacted on the washing machine housing 1, a positioning block 21 is fixedly connected to the dust concentration sensor 2, a positioning block 21 is slidably connected to the inside of the washing machine housing 1, a detaching mechanism 3 is provided on the washing machine housing 1, a mounting frame 4 is fixedly connected to the washing machine housing 1, a water pump 5 is fixedly mounted on the mounting frame 4, a spray head 51 is fixedly connected to the water pump 5, a water inlet pipe 52 is slidably connected to the inside of the washing machine housing 1, a connecting pipe 53 is provided on the water pump 5, a water spray ring 54 is fixedly connected to the connecting pipe 53, a fan 6 is fixedly connected to the washing machine housing 1, a filter mechanism 7 is provided on the mounting frame 4, a compressed air inlet pipe 8 is provided on the washing machine housing 1, a compressed air inlet pipe 81 is provided on the compressed air inlet pipe 8, a washing machine housing 1 is provided with a PLC controller 9, a through hole 10 is provided on the washing machine housing 1, a motor push rod 11 is fixedly connected to the washing machine housing 1, a sealing plate 12 is fixedly connected to the output end of the motor push rod 11, a sealing plate 12 is fixedly connected to the sealing plate 12, and the motor push plate 12 is contacted with the washing machine housing 1, and the solenoid valve 6.

Referring to fig. 2-3, the detaching mechanism 3 includes a sliding block 31, a sliding rod 32, a limiting ring 33, a spring 34, a pushing plate 35, and a clamping block 36, the sliding block 31 is slidably connected to the inside of the washing machine housing 1, the sliding rod 32 is fixedly connected to the sliding block 31, the limiting ring 33 is fixedly connected to the washing machine housing 1, the sliding rod 32 is slidably connected to the inside of the limiting ring 33, the sliding rod 32 is slidably connected to the inside of the washing machine housing 1, the sliding block 31 is driven to move by the spring 34 through the design of the sliding rod 32, the spring 34 is disposed on the outer side of the sliding rod 32, one end of the spring 34 contacts the sliding rod 32, the other end of the spring 34 contacts the limiting ring 33, the clamping block 36 is driven to limit the positioning block 21 through the design of the spring 34, the pushing plate 35 is fixedly connected to one end of the sliding block 31, the pushing plate 35 contacts the washing machine housing 1, the clamping block 36 is convenient to move through the design of the pushing plate 35, the clamping block 36 is fixedly connected to the sliding block 36 on the sliding block 31, the inside of the washing machine housing 1, the clamping block 36 is slidably connected to the positioning block 21, and the clamping block 36 is convenient to detach the dust concentration sensor 2 through the design of the detaching mechanism 3.

Referring to fig. 2-3, the filtering mechanism 7 includes a filter screen 71, a rotating shaft 72, a fan blade 73, and a scraper 74, the filter screen 71 is fixedly connected to the mounting rack 4, the rotating shaft 72 is connected to the filter screen 71 through a bearing, the fan blade 73 is fixedly connected to one end of the rotating shaft 72, the scraper 74 is fixedly connected to the other end of the rotating shaft 72, and the scraper 74 contacts the filter screen 71, so that the design of the filtering mechanism 7 can prevent dust from entering the washing machine housing 1.

The utility model discloses the concrete implementation process as follows: when the dust concentration sensor 2 senses that dust in the washing machine shell 1 reaches a set value, the PLC controller 9 controls the electric push rod 11 to retract to drive the sealing plate 12 to move, and meanwhile, the PLC controller 9 carries out three dust treatment modes to prevent dust explosion, firstly, the PLC controller 9 starts the water pump 5 to inject water into the connecting pipe 53, the water spraying ring 54 sprays water to spray dust, and secondly, the PLC controller 9 starts the fan 6, the fan 6 can pump the dust in the washing machine shell 1 to the outside, meanwhile, outside air enters the washing machine shell 1 through the through hole 10 and passes through the filter screen 71, the dust in air flow can be filtered on the filter screen 71, the air flow can drive the fan blade 73 to rotate, the fan blade 73 drives the rotating shaft 72 to rotate, the rotating shaft 72 drives the scraper 74 to scrape the filter screen 71, the filter screen 71 can be used for a long time, meanwhile, the water pump 5 is started through the PLC controller 9, the water pump 5 sprays water through the spray nozzle 51, and the scraped dust can be flushed out of the washing machine shell 1 through the through hole 10; thirdly, the solenoid valve 81 is started through the PLC 9, so that the compressed air in the external compressed air tank enters the washing machine shell 1 through the compressed air inlet pipe 8, and the air in the washing machine shell 1 is compressed.

When the dust concentration sensor 2 needs to be disassembled and maintained, the two push plates 35 move in opposite directions, so that the push plates 35 drive the sliding block 31 to move, the sliding block 31 drives the sliding rod 32 to extrude the spring 34, meanwhile, the sliding block 31 drives the clamping block 36 to move, the clamping block 36 slides out of the positioning block 21, the limiting on the positioning block 21 can be released, and the dust concentration sensor 2 can be disassembled.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a dust explosion prevention device of medical washing machine, includes washing machine casing (1), its characterized in that: the washing machine casing (1) is gone up the contact and is had dust concentration sensor (2), fixedly connected with locating piece (21) are gone up in dust concentration sensor (2), the inside sliding connection of washing machine casing (1) has locating piece (21), be provided with detaching mechanism (3) on washing machine casing (1), fixedly connected with mounting bracket (4) are gone up in washing machine casing (1), fixedly connected with water pump (5) are gone up in mounting bracket (4), fixedly connected with shower nozzle (51) are gone up in water pump (5), fixedly connected with inlet tube (52) are gone up in water pump (5), be provided with connecting pipe (53) on water pump (5), fixedly connected with watering circle (54) are gone up in connecting pipe (53), fixedly connected with fan (6) are gone up in washing machine casing (1), be provided with filtering mechanism (7) on mounting bracket (4), be provided with compressed air intake pipe (8) on washing machine casing (1), be provided with solenoid valve (81) on compressed air intake pipe (8), be provided with PLC controller (9) on washing machine casing (1), through-hole (10) have been seted up in washing machine casing (1).

2. The dust explosion preventing apparatus for a medical washing machine according to claim 1, wherein: disassembly body (3) are including slider (31), slide bar (32), spacing ring (33), spring (34), push pedal (35), fixture block (36), the inside sliding connection of washing machine casing (1) has slider (31), fixedly connected with slide bar (32) is gone up in slider (31), fixedly connected with spacing ring (33) is gone up in washing machine casing (1), the outside of slide bar (32) is provided with spring (34), fixedly connected with fixture block (36) is gone up in slider (31), the inside sliding connection of washing machine casing (1) has fixture block (36), the inside sliding connection of locating piece (21) has fixture block (36).

3. The dust explosion preventing apparatus for a medical washing machine according to claim 2, wherein: the inside sliding connection of spacing ring (33) has slide bar (32), the inside sliding connection of washing machine casing (1) has slide bar (32).

4. The dust explosion preventing apparatus for a medical washing machine according to claim 2, wherein: one end of the spring (34) is in contact with the sliding rod (32), and the other end of the spring (34) is in contact with the limiting ring (33).

5. The dust explosion preventing device for medical washing machine as claimed in claim 2, wherein: one end of the sliding block (31) is fixedly connected with a push plate (35), and the push plate (35) is in contact with the washing machine shell (1).

6. The dust explosion preventing apparatus for a medical washing machine according to claim 1, wherein: filtering mechanism (7) includes filter screen (71), pivot (72), flabellum (73), scraper blade (74), fixedly connected with filter screen (71) is gone up in mounting bracket (4), be connected with pivot (72) through the bearing on filter screen (71), the one end fixedly connected with flabellum (73) of pivot (72), the other end fixedly connected with scraper blade (74) of pivot (72), scraper blade (74) and filter screen (71) contact.

7. The dust explosion preventing apparatus for a medical washing machine according to claim 1, wherein: the washing machine is characterized in that a water inlet pipe (52) is connected to the inside of the washing machine shell (1) in a sliding mode, an electric push rod (11) is fixedly connected to the washing machine shell (1), a sealing plate (12) is fixedly connected to the output end of the electric push rod (11), and the sealing plate (12) is in contact with the washing machine shell (1).

8. A medical washing machine is characterized in that: comprising the dust explosion protection device of any one of claims 1 to 7.