CN208832536U - Cleaning device and smoke exhaust ventilator with the cleaning device - Google Patents

Abstract

The utility model discloses a kind of cleaning device and with the smoke exhaust ventilator of the cleaning device.The cleaning device includes: detergent source；Detergent jet pipe, the detergent jet pipe has detergent import and multiple detergent spray-holes, the detergent outlet of the detergent import of the detergent jet pipe and the detergent source, the plurality of detergent spray-hole are arranged at interval along the length direction of the detergent jet pipe；And sliding block, the sliding block are movably arranged in the detergent jet pipe along the length direction of the detergent jet pipe, the sliding block covers a part of multiple detergent spray-holes.Have the advantages that cleaning effect is good, cleaning is thorough, cleaning is comprehensive, structure is simple, assembly difficulty is low, manufacturing cost is low etc. according to the cleaning device of the utility model embodiment.

Description

Cleaning device and smoke exhaust ventilator with the cleaning device

Technical field

The utility model relates to field of household appliances, and in particular, to cleaning device further relates to the oil pumping with the cleaning device Smoke machine.

Background technique

Smoke exhaust ventilator after a period of use, can adhere to grease on wind wheel.Grease is adhered on wind wheel will increase the weight of wind wheel Amount, and then the load of the motor of driving wind wheel rotation is aggravated, so that reducing the service life of motor.The relevant technologies can use spray It penetrates steam or cleaning agent jet pipe is cleaned grease on wind wheel to remove to wind wheel.In order to remove the oil on wind wheel comprehensively Rouge needs to be arranged the axial movement that driving device drives the jet pipe along wind wheel.

Utility model content

The purpose of this utility model is to overcome problem of the existing technology, cleaning device is provided and there is the cleaning The smoke exhaust ventilator of device.

To achieve the goals above, the utility model first aspect provides a kind of cleaning device, and the cleaning device includes: Detergent source；Detergent jet pipe, the detergent jet pipe have detergent import and multiple detergent spray-holes, the detergent The detergent outlet of the detergent import of jet pipe and the detergent source, the plurality of detergent spray-hole is described in The length direction of detergent jet pipe is arranged at interval；And sliding block, the sliding block can along the length direction of the detergent jet pipe It is movably located in the detergent jet pipe, the sliding block covers a part of multiple detergent spray-holes.

Cleaning device according to the present utility model is good with cleaning effect, cleaning is thorough, cleans comprehensive, structure simply, dress Advantage low with difficulty, manufacturing cost is low.

Preferably, the sliding block is made of magnetic part or the sliding block of ferrimagnet, and the cleaning device is further Including the first electromagnet, first electromagnet and the sliding block cooperate to drive the sliding block in the detergent jet pipe It is mobile.

Preferably, the first end and second end opposite in its longitudinal direction of the detergent jet pipe is opened wide to be formed Two detergent imports, the cleaning device further comprises: the first detergent delivery pipe, the first detergent delivery pipe The detergent outlet of first end and the detergent source, the second end of the first detergent delivery pipe and the detergent The first end of jet pipe is connected to；Second detergent delivery pipe, the first end of the second detergent delivery pipe and the detergent source Detergent outlet, the second end of the second detergent delivery pipe is connected to the second end of the detergent jet pipe；With And first pressure regulator valve and the second pressure regulator valve, first pressure regulator valve be located in the first detergent delivery pipe, described second adjusts Pressure valve is located in the second detergent delivery pipe.

Preferably, the first end and second end opposite in its longitudinal direction of the detergent jet pipe is opened wide to be formed Two detergent imports, the cleaning device further comprise triple valve, and the triple valve has the first import, the first detergent Outlet and the outlet of the second detergent, the detergent outlet of first import and the detergent source, first cleaning Agent outlet is connected to the first end of the detergent jet pipe, the second end of the second detergent outlet and the detergent jet pipe Connection.

Preferably, the triple valve includes: valve body, and there is the valve body first import, first detergent to go out Mouthful and second detergent outlet, first import be located at first detergent outlet and described the in a first direction Between the outlet of two detergents；And spool, the spool is along the first direction in closed position, the first open position and second dozen It is movably arranged between open position in the valve body, the spool has the first closure portion and the second closure portion, wherein described First import lie in said first direction first closure portion of the spool of the closed position with it is described Between second closure portion, first closure portion for being in the spool of the closed position covers first detergent and goes out Mouthful, second closure portion for being in the spool of the closed position covers the second detergent outlet, is located at described First closure portion of the spool of first open position covers the second detergent outlet or in the first party It is located between first import and second detergent outlet upwards, the spool positioned at second open position First closure portion is located in said first direction between first import and first detergent outlet, and described the The outlet of two detergents is located at first import in said first direction and is in the spool of second open position Second closure portion between.

Preferably, the spool is made of magnetic part or the spool of ferrimagnet, and the cleaning device is further Including the second electromagnet, second electromagnet and the spool cooperate to drive the spool in the closed position, institute It states and is moved between the first open position and second open position.

Preferably, the length direction of the sliding block is consistent with the length direction of the detergent jet pipe, the detergent spray The length ratio of the length of pipe and the sliding block be greater than 2 so as to detergent spray-hole described at least one at least part always Expose.

Preferably, the cleaning device further comprises the first locating part and the second locating part, first locating part and Second locating part is located in the detergent jet pipe at interval along the length direction of the detergent jet pipe, wherein described Sliding block and each detergent spray-hole are located at first locating part and institute on the length direction of the detergent jet pipe It states between the second locating part.

Preferably, the detergent source is steam generator or cleaning agent box.

The utility model second aspect provides a kind of smoke exhaust ventilator, and the smoke exhaust ventilator includes: wind wheel；And cleaning device, The cleaning device is the cleaning device according to the utility model second aspect, the detergent jet pipe of the cleaning device At least part along the axially extending of the wind wheel, described at least part of the detergent jet pipe and the wind wheel cooperate with Just the wind wheel is cleaned.

Smoke exhaust ventilator according to the present utility model is good with cleaning effect, cleaning is thorough, cleans comprehensive, structure simply, dress Advantage low with difficulty, manufacturing cost is low.

Detailed description of the invention

Fig. 1 is the structural schematic diagram according to the smoke exhaust ventilator of the utility model embodiment；

Fig. 2 is the structural schematic diagram according to the spiral case component of the smoke exhaust ventilator of the utility model embodiment；

Fig. 3 is the structural schematic diagram according to the heating tube of the smoke exhaust ventilator of the utility model embodiment；

Fig. 4 is the partial structural diagram according to the smoke exhaust ventilator of the utility model embodiment；

Fig. 5 is the structural schematic diagram according to the heat-conducting piece of the smoke exhaust ventilator of the utility model embodiment；

Fig. 6 is the structural schematic diagram according to the heat-conducting piece of the smoke exhaust ventilator of the utility model embodiment；

Fig. 7 is the structural schematic diagram according to the cleaning device of the smoke exhaust ventilator of the utility model embodiment；

Fig. 8 is the partial structural diagram according to the cleaning device of the smoke exhaust ventilator of the utility model embodiment；

Fig. 9 is the partial structural diagram according to the cleaning device of the smoke exhaust ventilator of the utility model embodiment；

Figure 10 is that spool, which is located at, closes according to the structural schematic diagram of the triple valve of the smoke exhaust ventilator of the utility model embodiment Position；

Figure 11 is according to the structural schematic diagram of the triple valve of the smoke exhaust ventilator of the utility model embodiment, and spool is located at first Open position；

Figure 12 is according to the structural schematic diagram of the triple valve of the smoke exhaust ventilator of the utility model embodiment, and spool is located at second Open position；

Figure 13 is the partial structural diagram according to the smoke exhaust ventilator of the utility model embodiment；

Figure 14 is the partial structural diagram according to the steam generator of the smoke exhaust ventilator of the utility model embodiment；

Figure 15 is the partial structural diagram according to the smoke exhaust ventilator of the utility model embodiment；

Figure 16 is the partial structural diagram according to the steam generator of the smoke exhaust ventilator of the utility model embodiment；

Figure 17 is the partial structural diagram according to the smoke exhaust ventilator of the utility model embodiment；

Figure 18 is the partial structural diagram according to the steam generator of the smoke exhaust ventilator of the utility model embodiment；

Figure 19 is the partial structural diagram according to the smoke exhaust ventilator of the utility model embodiment；

Figure 20 is the structural schematic diagram according to the spiral case of the smoke exhaust ventilator of the utility model embodiment；

Figure 21 is the partial structural diagram according to the smoke exhaust ventilator of the utility model embodiment；

Figure 22 is the structural schematic diagram according to the heat-conducting piece of the smoke exhaust ventilator of the utility model embodiment；

Figure 23 is the structural schematic diagram according to the heat-conducting piece of the smoke exhaust ventilator of the utility model embodiment.

Specific embodiment

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings.Below by The embodiment being described with reference to the drawings is exemplary, it is intended to for explaining the utility model, and should not be understood as practical new to this The limitation of type.

Below with reference to the accompanying drawings cleaning device 50 according to the utility model embodiment is described.As shown in Fig. 7-Figure 12, according to The cleaning device 50 of the utility model embodiment includes detergent source 510, detergent jet pipe 520 and sliding block 530.

Detergent jet pipe 520 has detergent import and multiple detergent spray-holes 521, the cleaning of detergent jet pipe 520 The detergent outlet of agent import and detergent source 510, plurality of detergent spray-hole 521 is along detergent jet pipe 520 Length direction is arranged at interval.Sliding block 530 is movably arranged at detergent jet pipe along the length direction of detergent jet pipe 520 In 520, sliding block 530 covers a part of multiple detergent spray-holes 521.

In order to comprehensively clean wind wheel, the axial length of the length and wind wheel that can make detergent jet pipe is generally equalized.But It is that the detergent spray-hole that is will lead on detergent jet pipe in this way is excessive, and then the detergent for causing detergent jet pipe to spray Pressure is lower, can not effectively, thoroughly wash grease on wind wheel.

Therefore, the prior art shortens the length of detergent jet pipe to reduce the quantity of detergent spray-hole, and then can be with The pressure for the detergent for spraying detergent jet pipe is higher, and the axial direction using driving device driving detergent jet pipe along wind wheel is moved It moves comprehensively to clean wind wheel.But due to needing to increase setting driving device, cause the structure of smoke exhaust ventilator multiple Miscellaneous, assembly difficulty increases, manufacturing cost increases.

It can be sprayed along detergent according to the cleaning device 50 of the utility model embodiment by being arranged in detergent jet pipe 520 The mobile sliding block 530 of the length direction of pipe 520 and sliding block 530 can cover a part of multiple detergent spray-holes 521, from And when cleaning wind wheel 30 using cleaning device 50, multiple detergent spray-holes 521 of detergent jet pipe 520 some to Wind wheel 30 sprays detergent, it may thereby be ensured that the pressure for the detergent that detergent jet pipe 520 sprays is larger.

Moreover, because sliding block 530 can be moved along the length direction of detergent jet pipe 520, therefore pass through mobile sliding block 530 Different detergent spray-holes 521 can be covered, that is to say, that can be by different detergent spray-holes 521 to wind wheel 30 Detergent is sprayed, so as to realize effect identical with mobile detergent jet pipe 520.It is possible thereby to ensuring detergent jet pipe In the biggish situation of pressure of the detergent of 520 injections, wind wheel 30 is comprehensively cleaned.In other words, no setting is required for cleaning device 50 The driving device for driving detergent jet pipe 520 mobile, so that it may comprehensively clean wind wheel 30.

Therefore, according to the cleaning device of the utility model embodiment 50 have cleaning effect is good, cleaning thoroughly, cleaning it is complete Face, the advantages such as structure is simple, assembly difficulty is low, manufacturing cost is low.

As shown in Fig. 1-Figure 23, in some embodiments of the utility model, smoke exhaust ventilator 1 may include exhaust fume collecting hood 80, Petticoat pipe 70, spiral case 20, wind wheel 30 and cleaning device 50 out.Petticoat pipe 70 can be located on exhaust fume collecting hood 80 out, and spiral case 20 can be located at Out in petticoat pipe 70, wind wheel 30 can be located in spiral case 20.

Cleaning device 50 may include detergent source 510, detergent jet pipe 520 and sliding block 530.Detergent jet pipe 520 can To be cleaned to spiral case 20 and wind wheel 30, the grease on spiral case 20 and wind wheel 30 to remove.For example, detergent jet pipe 520 Steam or cleaning agent can be sprayed, to utilize the grease on steam or cleaning agent removal spiral case 20 and wind wheel 30.

As shown in Figure 8 and Figure 9, detergent jet pipe 520 can have detergent import and multiple detergent spray-holes 521, The detergent import of detergent jet pipe 520 can be with the detergent outlet in detergent source 510, multiple detergent spray-holes 521 can be arranged at interval along the length direction of detergent jet pipe 520.

Preferably, multiple detergent spray-holes 521 can be equally spacedly arranged, it is possible thereby to more uniformly injection cleaning Agent (such as steam or cleaning agent), so as to clean wind wheel 30 more uniformly more uniformly to remove on wind wheel 30 Grease.

Sliding block 530 can be movably arranged in detergent jet pipe 520 along the length direction of detergent jet pipe 520, sliding block 530 can cover a part of multiple detergent spray-holes 521.In other words, sliding block 530 can not cover whole detergent spray-holes 521。

As shown in figure 19, at least part of detergent jet pipe 520 can be sprayed along the axially extending of wind wheel 30, i.e. detergent At least part of length direction of pipe 520 is axial consistent with wind wheel 30.This of detergent jet pipe 520 at least partially may be used To cooperate with wind wheel 30 so that detergent to be ejected on wind wheel 30, (hereafter will be described in detail so as to clean wind wheel 30 How spiral case 20 is cleaned).

Preferably, sliding block 530 can be movably arranged in at least part of detergent jet pipe 520.Detergent spray At least part of length of pipe 520 can be equal to axial length (the i.e. length in its axial direction of wind wheel 30 of wind wheel 30 Or size), at least part of length of detergent jet pipe 520 can also be slightly larger than or the axial direction of slightly smaller than wind wheel 30 is long Degree.

In order to comprehensively clean wind wheel, the axial length of the length and wind wheel that can make detergent jet pipe is generally equalized.But It is that the detergent spray-hole that is will lead on detergent jet pipe in this way is excessive, and then the detergent for causing detergent jet pipe to spray Pressure is lower, can not effectively, thoroughly wash grease on wind wheel.

Therefore, the prior art shortens the length of detergent jet pipe to reduce the quantity of detergent spray-hole, and then can be with The pressure for the detergent for spraying detergent jet pipe is higher, and the axial direction using driving device driving detergent jet pipe along wind wheel is moved It moves comprehensively to clean wind wheel.But due to needing to increase setting driving device, cause the structure of smoke exhaust ventilator multiple Miscellaneous, assembly difficulty increases, manufacturing cost increases.

It can be sprayed along detergent according to the cleaning device 50 of the utility model embodiment by being arranged in detergent jet pipe 520 The mobile sliding block 530 of the length direction of pipe 520 and sliding block 530 can cover a part of multiple detergent spray-holes 521, from And when cleaning wind wheel 30 using cleaning device 50, multiple detergent spray-holes 521 of detergent jet pipe 520 some to Wind wheel 30 sprays detergent, it may thereby be ensured that the pressure for the detergent that detergent jet pipe 520 sprays is larger.

Moreover, because sliding block 530 can be moved along the length direction of detergent jet pipe 520, therefore pass through mobile sliding block 530 Different detergent spray-holes 521 can be covered, that is to say, that can be by different detergent spray-holes 521 to wind wheel 30 Detergent is sprayed, so as to realize effect identical with mobile detergent jet pipe 520.It is possible thereby to ensuring detergent jet pipe In the biggish situation of pressure of the detergent of 520 injections, wind wheel 30 is comprehensively cleaned.In other words, no setting is required for cleaning device 50 The driving device for driving detergent jet pipe 520 mobile, so that it may comprehensively clean wind wheel 30.

Therefore, according to the cleaning device of the utility model embodiment 50 have cleaning effect is good, cleaning thoroughly, cleaning it is complete Face, the advantages such as structure is simple, assembly difficulty is low, manufacturing cost is low.

Detergent source 510 can be steam generator 10 or cleaning agent box.When detergent source 510 is steam generator 10 When, detergent jet pipe 520 can be steam jet 40a, and steam jet 40a can spray steam to wind wheel 30；When detergent source 510 when being the cleaning agent box, can accommodate detergent (such as water, fumes from cleaning agent etc.), the detergent in the cleaning agent box It can be transported to by water pump in detergent jet pipe 520.

When smoke exhaust ventilator 1 after the installation is completed or be in display state when or be in use state when, the axial direction of wind wheel 30 with Front-rear direction is consistent, i.e. this of detergent jet pipe 520 can extend along the longitudinal direction at least partially.Wherein, front-rear direction is such as Shown in arrow A in Figure 19.Sliding block 530 can be along at least part of length direction of detergent jet pipe 520, neighbouring clear It is moved between the rear seal-cover position of the rear end of the preceding closure position of the front end of clean dose of jet pipe 520 and neighbouring detergent jet pipe 520 Ground is located in at least part of detergent jet pipe 520.

Preferably, the length direction of sliding block 530 can be consistent with the length direction of detergent jet pipe 520, detergent jet pipe 520 length and the length ratio of sliding block 530 can be greater than 2, so as at least part of at least one detergent spray-hole 521 Always expose.

It is possible thereby to which detergent sprays after the clean range of detergent jet pipe 520 and sliding block 530 are mobile before keeping sliding block 530 mobile The clean range of pipe 520 partially overlaps, so as to clean more fully hereinafter to wind wheel 30.It is somebody's turn to do for example, sliding block 530 is located at Detergent jet pipe 520 when the clean range of detergent jet pipe 520 and sliding block 530 are located at the rear seal-cover position when preceding closure position Clean range can partially overlap.

As shown in Figure 8 and Figure 9, detergent spray-hole 521 can be odd number (such as 5), be located in the middle detergent Spray-hole 521 can be located at the middle part of detergent jet pipe 520.That is, being located in the middle detergent spray-hole 521 and cleaning The distance of the first end (front end) of agent jet pipe 520 can be substantially equivalent to be located in the middle detergent spray-hole 521 and cleaning The distance of the second end (rear end) of agent jet pipe 520.When sliding block 530 is located at the preceding closure position, it is located in the middle cleaning Agent spray-hole 521 exposes (not covered by sliding block 530)；When sliding block 530 is located at the rear seal-cover position, it is located in the middle detergent Spray-hole 521 exposes.

As shown in Figure 8 and Figure 9, cleaning device 50 may further include the first locating part 561 and the second locating part 562, First locating part 561 and the second locating part 562 can be located at detergent spray at interval along the length direction of detergent jet pipe 520 In pipe 520.Sliding block 530 and each detergent spray-hole 521 can be located at the first limit on the length direction of detergent jet pipe 520 Between position part 561 and the second locating part 562.By the first locating part 561 of setting and the second locating part 562, so as to limit The moving range of sliding block 530 avoids sliding block 530 from hitting the end of detergent jet pipe 520.

In one embodiment of the utility model, sliding block 530 can be magnetic part or sliding block 530 by ferrimagnet system At cleaning device 50 may further include the first electromagnet (not shown), which can match with sliding block 530 It closes so that band movable slider 530 moves in detergent jet pipe 520.

Specifically, it can be powered to first electromagnet so that first electromagnet generates magnetic field, thus first electromagnetism Iron can apply magnetic force to sliding block 530.Furthermore, it is possible to be passed through the sense of current of first electromagnet by change to change this The direction of magnetic force is passed through the sense of current of first electromagnet on the contrary, the direction of the magnetic force is also opposite.Due to first electricity Magnet can be by applying the magnetic force to sliding block 530, to drive sliding block 530 to move in detergent jet pipe 520.Preferably, should First electromagnet can be adjacent to the end of detergent jet pipe 520.

In another embodiment of the utility model, opposite in its longitudinal direction first of detergent jet pipe 520 (such as front end) and second end (such as rear end) is held to open wide to form two detergent imports, cleaning device 50 can be further Including the first detergent delivery pipe, the second detergent delivery pipe, the first pressure regulator valve and the second pressure regulator valve (not shown).

The first end of the first detergent delivery pipe can be with the detergent outlet in detergent source 510, this is first clear The second end of clean dose of delivery pipe can be connected to the first end of detergent jet pipe 520.The first end of the second detergent delivery pipe Can be with the detergent outlet in detergent source 510, the second end of the second detergent delivery pipe can be with detergent jet pipe 520 second end connection.First pressure regulator valve can be located in the first detergent delivery pipe, which can be located at In the second detergent delivery pipe.

In order to make the technical solution of the application easily facilitate understanding, below using the first end of detergent jet pipe 520 as front end, Second end is the course of work of description cleaning device 50 for rear end.

When needing to clean the front of wind wheel 30, adjustable first pressure regulator valve and second pressure regulator valve, to make this The pressure of the detergent of first detergent delivery pipe output is greater than the pressure of the detergent of the second detergent delivery pipe output.By (detergent is from detergent jet pipe 520 after the detergent of this first detergent delivery pipe output enters detergent jet pipe 520 Front end enter in detergent jet pipe 520), sliding block 530 can be pushed to move backward, so as to from be located at detergent jet pipe The detergent spray-hole 521 of 520 front sprays the detergent, to clean the front of wind wheel 30.

When needing to clean the rear portion of wind wheel 30, adjustable first pressure regulator valve and second pressure regulator valve, to make this The pressure of the detergent of first detergent delivery pipe output is less than the pressure of the detergent of the second detergent delivery pipe output.By (detergent is from detergent jet pipe 520 after the detergent of this second detergent delivery pipe output enters detergent jet pipe 520 Rear end enter in detergent jet pipe 520), can push sliding block 530 move forward, so as to from be located at detergent jet pipe The detergent spray-hole 521 at 520 rear portion sprays the detergent, to clean the rear portion of wind wheel 30.

As shown in Fig. 7 and Figure 10-Figure 12, in the further embodiment of the utility model, detergent jet pipe 520 On its length direction opposite first end (such as front end) and second end (such as rear end) open wide so as to formed two detergents into Mouthful.Cleaning device 50 may further include triple valve 540, and triple valve 540 can have the first import 541, the first detergent Outlet 542 and the second detergent outlet 543.First import 541 can with the detergent outlet in detergent source 510, first Detergent outlet 542 can be connected to the first end of detergent jet pipe 520, and the second detergent outlet 543 can be sprayed with detergent The second end of pipe 520 is connected to.

In order to make the technical solution of the application easily facilitate understanding, below using the first end of detergent jet pipe 520 as front end, Second end is the course of work of description cleaning device 50 for rear end.

When needing to clean the front of wind wheel 30, the first detergent outlet 542 can be opened and close the second detergent to go out Mouth 543, thus detergent can enter in detergent jet pipe 520 from the front end of detergent jet pipe 520 and can push sliding block 530 move backward, so as to spray the detergent from the detergent spray-hole 521 for the front for being located at detergent jet pipe 520, with Just the front of wind wheel 30 is cleaned.

When needing to clean the rear portion of wind wheel 30, the first detergent outlet 542 can be closed and open the second detergent to go out Mouth 543, thus detergent can enter in detergent jet pipe 520 from the rear end of detergent jet pipe 520 and can push sliding block 530 move forward, so as to spray the detergent from the detergent spray-hole 521 at the rear portion for being located at detergent jet pipe 520, with Just the rear portion of wind wheel 30 is cleaned.

As shown in Figure 10-Figure 12, triple valve 540 may include valve body 544 and spool 545.Valve body 544 can have first Import 541, the outlet 542 of the first detergent and the second detergent outlet 543, the first import 541 can be located in a first direction Between the outlet 542 of first detergent and the second detergent outlet 543.The first direction is as shown in the arrow B in Figure 10.Spool 545 can be movably arranged at valve body between closed position, the first open position and the second open position along the first direction In 544, spool 545 has the first closure portion 5451 and the second closure portion 5452.

First import 541 can lie in the first closure portion of the spool 545 of the closed position in the first direction 5451 and second between closure portion 5452.The first closure portion 5451 for being in the spool 545 of the closed position can cover first Detergent outlet 542, the second closure portion 5452 for being in the spool 545 of the closed position can cover the outlet of the second detergent 543。

The second detergent outlet 543 can be covered positioned at the first closure portion 5451 of the spool 545 of first open position, Or the first closure portion 5451 of the spool 545 positioned at first open position can be located at the first import in the first direction 541 and second detergent outlet 543 between (including the first closure portion 5451 cover the second detergent outlet 543 a part).

The first closure portion 5451 positioned at the spool 545 of second open position can be located at first in the first direction Between import 541 and the first detergent outlet 542 (one of the first detergent outlet 542 is covered including the first closure portion 5451 Point).Second detergent outlet 543 can be located at the first import 541 in the first direction and be in second open position (a part of the second detergent outlet 543 is covered including the second closure portion 5452) between second closure portion 5452 of spool 545.

Preferably, spool 545 can be magnetic part or spool 545 is made of ferrimagnet, and cleaning device 50 can be into One step includes the second electromagnet 550, and the second electromagnet 550 can cooperate with spool 545 so that band movable valve plug 545 is in the close stance It sets, moved between first open position and second open position.The fit system of second electromagnet 550 and spool 545 with Above-mentioned first electromagnet is identical as the fit system of sliding block 530, no longer describes in detail herein.

As described above, detergent source 510 can be steam generator 10.

As shown in Figure 13 and Figure 14, in some examples of the utility model, steam generator 10 may include heater 110 and water inlet pipe 120.Heater 110 can have the heating seal chamber for accommodating heat medium, can be on heater 110 Equipped with the first through hole and the second through-hole being connected to the heating seal chamber.At least part of water inlet pipe 120 can be located at this and add Heat seal intracavitary, the water inlet end of water inlet pipe 120 can be connected with the first through hole, and the steam (vapor) outlet end of water inlet pipe 120 can be with Second through-hole is connected.

When generating steam using existing steam generator, it can use water pump and convey water into steam generator, so Water is heated into steam using the heat that steam generator generates afterwards.Due to needing to consume a large amount of water, it is transported to steam The purity of water in generator is lower.Thus existing steam generator after a period of use, will be in the wall surface of heating chamber Upper generation scale, causes the heating efficiency of steam generator to decline to a great extent.

Heat medium (such as water) can be accommodated in the heating seal chamber.Heater 110 generates heat, to add Thermal medium is heated into gaseous heat medium, which can heat the water for flowing through water inlet pipe 120 and will flow through The water of water inlet pipe 120 is heated into steam, which is condensed into the heat medium of liquid, recycles repeatedly.Wherein it is possible to sharp It is supplied water with water pump 60 to water inlet pipe 120, i.e., the water inlet end of water inlet pipe 120 can be connected to the water outlet of water pump 60.

According to the steam generator 10 of the utility model embodiment by the way that the heating seal chamber is arranged, so as to add at this Intracavitary receiving heat medium is heated seal, and heats water using the heat medium to generate steam, that is, utilizes the heat medium Phase transformation heats water to generate steam.

Due to the heat medium for only needing Reusability a small amount of, the higher heat medium of purity can be used. Even if the purity of the heat medium is lower, since the amount of the heat medium is seldom, steaming will not be reduced because generating scale The heating efficiency of vapour generator 10.

Moreover, because water flows in water inlet pipe 120, therefore water is not contacted with the wall surface of the heating seal chamber, thus not The heating efficiency of steam generator 10 can be reduced because generating scale on the wall surface in the heating seal chamber.

Therefore, heating efficiency height, low power consumption and other advantages are had according to the steam generator of the utility model embodiment 10.

The water inlet end of water inlet pipe 120 is connected with the first through hole, the steam (vapor) outlet end of water inlet pipe 120 and the second through-hole phase Company should be interpreted broadly.It is said in further detail so that the water inlet end of water inlet pipe 120 is connected with the first through hole as an example below Bright, the steam (vapor) outlet end of water inlet pipe 120 is connected with second through-hole can do same understanding and explanation.

The water inlet end of water inlet pipe 120 is connected with the first through hole, including but not limited to: the water inlet end of a. water inlet pipe 120 is stretched Enter into the first through hole or is connected with the wall surface of the first through hole；B. the water inlet end of water inlet pipe 120 and the heating seal chamber Wall surface is connected, and the interior edge of the water inlet end of water inlet pipe 120 is concordant with the edge of the first through hole or edge positioned at the first through hole Inside；C. the water inlet end of water inlet pipe 120 is connected with the wall surface of the heating seal chamber, the water inlet end of water inlet pipe 120 it is interior along position In the outside at the edge of the first through hole and the edge of the neighbouring first through hole；D. the water inlet end of water inlet pipe 120 pass through this first Through-hole and stretch out the heating seal chamber；E. the water inlet end of water inlet pipe 120 is connected with the first end of pipeline, and the second end of the pipeline is logical It crosses aforesaid way to be connected with the first through hole, i.e., the water inlet end of water inlet pipe 120 is connected by the pipeline with the first through hole.

As shown in figure 14, in an example of the utility model, heater 110 may include ontology 113 and heating member 116.Ontology 113 can have the heating seal chamber, and at least part of heating member 116 can be located in the heating seal chamber. It is possible thereby to keep the structure of steam generator 10 more reasonable.

As shown in Figure 13 and Figure 14, ontology 113 may include main body 1133 and end cap 1134, and main body 1133 can limit The first end of accommodating chamber 111, accommodating chamber 111 can open wide.End cap 1134 can be welded in main body 1133, and end cap 1134 may be used also To be removably mounted in main body 1133 by multiple fasteners.Wherein, end cap 1134 can cover accommodating chamber 111 this One end can limit the heating seal chamber to form the heating seal chamber between main body 1133 and end cap 1134.

Preferably, sealing ring can be equipped between end cap 1134 and main body 1133, multiple fasteners can be with respect to main body Each of longitudinal centre line of 1133 longitudinal centre line and end cap 1134 is symmetrical, and multiple fasteners can be with respect to main body Each of cross central line of 1133 cross central line and end cap 1134 is symmetrical.It is possible thereby to further increase end cap Leakproofness between 1134 and main body 1133, so as to further increase the leakproofness of the heating seal chamber.

Specifically, the longitudinal centre line of the longitudinal centre line with end cap 1134 of main body 1133 can be overlapped, main body 1133 Cross central line can be overlapped with the cross central line of end cap 1134, and the longitudinal centre line of main body 1133 (end cap 1134) can edge The length direction of main body 1133 (end cap 1134) extends, and the cross central line of main body 1133 (end cap 1134) can be along main body 1133 The width direction of (end cap 1134) extends.

As shown in figure 14, heating member 116 this can be at least partially it is U-shaped or be configured to it is snakelike, it is possible thereby to mention The heating surface area of heat medium in the high heating seal chamber, so as to more efficiently heat the heat medium.Water inlet pipe 120 this can be at least partially it is U-shaped or be configured to it is snakelike, it is possible thereby to when extending the heating of the water in water inlet pipe 120 Between, so as to which the water in water inlet pipe 120 is more efficiently heated into steam.

Preferably, heating member 116 can be adjacent to one in the top wall surface and wall surface of the heating seal chamber, water inlet pipe 120 can be adjacent to another in top wall surface and the wall surface of the heating seal chamber.It is possible thereby to make the heating seal chamber It is interior to accommodate enough heat mediums, so as to so that the structure of steam generator 10 is more reasonable.

In a specific example of the utility model, steam generator 10 may further include temperature detector and pressure Force detector (not shown), the temperature detector can be contacted with heater 110 to detect the temperature of heater 110, The pressure detector can be located in the heating seal chamber to detect the pressure in the heating seal chamber.Thus work as heater When pressure when 110 temperature is more than the first preset value or in the heating seal chamber is more than the second preset value, steam can be made to send out Raw device 10 stops heating to improve the safety of steam generator 10.

As shown in Figure 15 and Figure 16, in other examples of the utility model, steam generator 10 may include fever Body 110, heater 110 can have accommodating chamber 111 and preheating channel 112, and the water outlet of preheating channel 112 can be with accommodating chamber 111 connections.

As described above, existing steam generator is after a period of use, scale will be generated on the wall surface of heating chamber, The heating efficiency of steam generator is caused to decline to a great extent.

Can use water pump 60 to preheating channel 112 supply water, i.e., the water inlet of preheating channel 112 can with water pump 60 go out Mouth of a river connection.Water is heated during flowing through preheating channel 112 by heater 110, and the water for leaving preheating channel 112 can enter Into accommodating chamber 111, the water in accommodating chamber 111 generates steam by 110 reheating of heater.

Connected by being arranged on heater 110 with accommodating chamber 111 according to the steam generator 10 of the utility model embodiment Logical preheating channel 112 is first preheated, is reheated so as to be heated twice using heater 110 to water.Thus may be used Fully to utilize the heat of heater 110, so as to improve the heating efficiency of steam generator 10.

Therefore, according to the steam generator of the utility model embodiment 10 have heating efficiency is high, heat utilization sufficiently, energy Consume low advantage.

As shown in figure 16, in an example of the utility model, heater 110 may include ontology 113, ontology 113 It can have accommodating chamber 111, can have hollow cavity at least one of side plate 1131 and bottom plate 1132 of ontology 113, it should Hollow cavity may be constructed preheating channel 112.

In another example of the utility model, heater 110 may include ontology 113 and economizer bank 114.Ontology 113 can have accommodating chamber 111, and economizer bank 114 can be located on the outer surface of ontology 113, and the channel in economizer bank 114 can be with Constitute preheating channel 112.

As shown in Figure 4-Figure 6, heater 110 may further include heat-conducting piece 115, and heat-conducting piece 115 can have relatively First surface 1151 and second surface 1152, at least part of first surface 1151 can be plane, second surface 1152 At least part can be curved surface.Wherein, this of first surface 1151 can connect at least partially with the outer surface of ontology 113 Touching, this of second surface 1152 can contact at least partially at least part of the outer peripheral surface of economizer bank 114.

Since this of the first surface 1151 of heat-conducting piece 115 is plane at least partially, and the first surface of heat-conducting piece 115 1151 this at least partially with the appearance face contact of ontology 113 (outer surface of ontology 113 be plane), therefore heat-conducting piece 115 It is face contact with ontology 113.Since this of the second surface 1152 of heat-conducting piece 115 is curved surface at least partially, and the curved surface with Economizer bank 114 contacts, therefore economizer bank 114 and heat-conducting piece 115 are face contact.It is possible thereby to make economizer bank 114 and ontology 113 with The mode of face contact contacts.

Pass through setting and each of ontology 113 and economizer bank 114 according to the heater 110 of the utility model embodiment For the heat-conducting piece 115 of face contact, so as to contact economizer bank 114 in a manner of face contact with ontology 113.It is possible thereby to pole The earth increases the contact area of economizer bank 114 and ontology 113, so as to greatly increase changing for economizer bank 114 and ontology 113 Heat area, so as to more efficiently be heated to the water in economizer bank 114, so as to further increase steam generation The heating efficiency of device 10, the heat for more fully utilizing steam generator 10.

As shown in Figure 4-Figure 6, first surface 1151 can be plane, at least part of shape of second surface 1152 With at least part of shape adaptation of the outer peripheral surface of economizer bank 114.It is possible thereby to further increase economizer bank 114 with it is thermally conductive The contact area of part 115, so as to more efficiently be heated to the water in economizer bank 114, so as to further mention The heating efficiency of high steam generator 10, the heat for more fully utilizing steam generator 10.

Preferably, as shown in Figure 4-Figure 6, economizer bank 114 can be round tube, and second surface 1152 can be cylindrical surface extremely Few a part, entire second surface 1152 can contact at least partially with this of the outer peripheral surface of economizer bank 114.It is possible thereby to Keep the structure of steam generator 10 and heater 110 more reasonable.

As shown in Figure 4 and Figure 5, in one embodiment of the utility model, the cross section 1156 of heat-conducting piece 115 can have There are opposite the first edge 1153 and the second edge 1154, the first edge 1153 can be located on first surface 1151, the second side It can be located on second surface 1152 along 1154.Wherein, the first edge 1153 can be straight line, and the second edge 1154 can be circle Arc.Thus second surface 1152 can be a part on cylindrical surface, and second surface 1152 can be with the outer peripheral surface of economizer bank 114 A part contact.

Preferably, the central angle at the second edge 1154 can be more than or equal to 120 degree and be less than or equal to 240 degree, i.e. the second side 120 degree can be more than or equal to along 1154 corresponding central angles and be less than or equal to 240 degree.It is further preferred that the second edge 1154 Central angle can be more than or equal to 160 degree and be less than or equal to 200 degree.Most preferably, the central angle at the second edge 1154 can be 180 Degree.Thus the contact area of economizer bank 114 Yu heat-conducting piece 115 can not only be increased, but also can be by economizer bank 114 and heat-conducting piece 115 are more firmly assembled together.In addition, heat-conducting piece 115 has many advantages, such as that structure is simple, is convenient for manufacture.

As shown in fig. 6, heat-conducting piece 115 can have along economizer bank 114 in another embodiment of the utility model The through-hole 1155 that length direction extends, the cross section of through-hole 1155 can be round (i.e. through-hole 1155 can be round hole), lead to The wall surface in hole 1155 can be second surface 1152.Wherein, heat-conducting piece 115 can be set on economizer bank 114, through-hole 1155 The outer of the periphery face contact of wall surface and economizer bank 114, the cross section 1156 of heat-conducting piece 115 can be quadrangle.Thus not only The contact area of economizer bank 114 Yu heat-conducting piece 115 can be further increased, and can be by economizer bank 114 and heat-conducting piece 115 more Add and is firmly assembled together.

Preferably, preheating channel 112 can be configured to snakelike, and specifically, which can be configured to snakelike or pre- Heat pipe 114 can be configured to snakelike.Preheating channel 112 may include multiple flat segments and at least one segmental arc.Multiple this is put down Straight section being arranged circumferentially spacedly along ontology, the of one end and the segmental arc in the two neighboring flat segments One end is connected, another the end in the two neighboring flat segments is connected with the second end of the segmental arc.In other words, phase Adjacent two flat segments can be connected by the segmental arc.It is possible thereby to make the knot of heater 110 and steam generator 10 Structure is more reasonable.

As shown in Figure 17 and Figure 18, in still other example of the utility model, steam generator 10 may include ontology 113, first electrode 131 and second electrode 132, ontology 113 can have accommodating chamber 111.First electrode 131 and second electrode 132 can be located at interval on ontology 113 along the vertical direction, and at least part of first electrode 131 can be located at accommodating chamber In 111, at least part of second electrode 132 can be located in accommodating chamber 111.

First electrode according to the steam generator 10 of the utility model embodiment by setting in accommodating chamber 111 131 and second electrode 132, so as to detect whether that water is transported in accommodating chamber 111 using detection resistance value.

Specifically, when there is water to be transported in accommodating chamber 111, a part and second electrode 132 of first electrode 131 A part be immersed in the water of accommodating chamber 111, it is possible thereby to which first electrode 131 and second electrode 132 are accessed circuit, the electricity The voltage value of the pull down resistor on road is not equal to zero.When there is no water to be transported in accommodating chamber 111 (such as into accommodating chamber 111 The water pump 60 for conveying water generates failure), at least one of a part and a part of second electrode 132 of first electrode 131 It is not immersed in the water of accommodating chamber 111, thus forms open circuit between first electrode 131 and second electrode 132, resistance is infinite Greatly, i.e., the voltage value of the pull down resistor of the circuit is equal to zero.

It can be primary every the voltage value of the pull down resistor of the primary circuit of the first preset time acquisition, such as acquisition per second The voltage value of the pull down resistor of the circuit.If the voltage value for the being consecutively detected the pull down resistor null time is more than second Preset time (such as three seconds) then shows that no water is transported to accommodating chamber 111, and steam generator 10 is in dry-fire condition.

Therefore, according to the steam generator of the utility model embodiment 10 with high security the advantages that.

Preferably, first electrode 131 can be made of metal, and second electrode 132 can also be made of metal.More preferably Ground, first electrode 131 can be made of stainless steel, and second electrode 132 can also be made of stainless steel.

As shown in Figure 17 and Figure 18, in an example of the utility model, ontology 113 may include main body 1133 and inspection Survey body 1135.Main body 1133 can have heating chamber, and water is heated to form steam in the heating chamber.Detecting body 1135 has detection Chamber 1136, test chamber 1136 are connected to the heating chamber.That is, accommodating chamber 111 may include the heating chamber and test chamber 1136。

First electrode 131 and second electrode 132 can be located on detection body 1135 compartment of terrain along the vertical direction, first electrode 131 at least part can be located in test chamber 1136, and at least part of second electrode 132 can be located at test chamber 1136 It is interior.Wherein, the water inlet of water pump 60 can be connected to the water outlet of water tank 90, and the water inlet of test chamber 1136 can be with water pump 60 Water outlet connection, the water outlet of test chamber 1136 can be connected to the water inlet of the heating chamber.

It is relatively quickly heated into steam since the water energy entered in the heating chamber is enough, so if by first electrode 131 and second electrode 132 be located in main body 1133, may cause testing result inaccuracy.There is test chamber 1136 by setting Detection body 1135 and by first electrode 131 and second electrode 132 be located at detection body 1135, so as to greatly improve inspection The accuracy for surveying result, it is possible thereby to further increase the security performance of steam generator 10.

As shown in figure 18, this of first electrode 131 at least partially can be with the top wall surface and bottom wall of proximity detection chamber 1136 One in face, this of second electrode 132 at least partially can be in the top wall surface of proximity detection chamber 1136 and the wall surface Another.It is possible thereby to make first electrode 131 this at least partially with second electrode 132 this at least partially upper and lower There is biggish distance, so as to avoid influencing testing result because of water level (water surface) fluctuation in test chamber 1136 on direction Accuracy, so as to further increase the security performance of steam generator 10.

Preferably, the area of the horizontal cross-section of test chamber 1136 can be less than or equal to preset value.Thus when there is no water defeated When being sent to test chamber 1136 (accommodating chamber 111), the water level in test chamber 1136 can rapidly decline, so as to rapidly examine It measures no water to be transported in test chamber 1136, it can detection speed is improved, so as to further increase steam generation The security performance of device 10.

As shown in Figure 17 and Figure 18, steam generator 10 may further include connecting tube 140, the water inlet of connecting tube 140 End can be connected with the water outlet of test chamber 1136, and the water outlet of connecting tube 140 can be connected with the water inlet of the heating chamber.By This can make the structure of steam generator 10 more reasonable.The meaning of " connected " can be managed with reference to above explanation herein Solution.

Preferably, as shown in figure 18, first electrode 131 can be horizontally arranged, and second electrode 132 can horizontally be set It sets.It the upper edge of the water outlet of test chamber 1136 in the up-down direction can be between first electrode 131 and second electrode 132. Wherein, shown in the arrow C of up and down direction as shown in figure 1.It thus, can further really when there is no water to be transported to test chamber 1136 The water level protected in test chamber 1136 can drop between first electrode 131 and second electrode 132, so as to further increase The security performance of steam generator 10.

Existing smoke exhaust ventilator can only clean wind wheel, and can not clean to spiral case.In order to overcome existing skill The defect of art, the application provide the smoke exhaust ventilator 1 that can clean spiral case 20.

As shown in Fig. 1-Fig. 3, Figure 19 and Figure 20, the spiral case 20 of smoke exhaust ventilator 1 can have steam channel, the steam channel Steam inlet 220 can be connected to the steam (vapor) outlet of steam generator 10.Smoke exhaust ventilator 1 may further include steam jet The steam inlet of 40a, steam jet 40a can be connected to the steam (vapor) outlet 230 of the steam channel, and steam jet 40a can be with Wind wheel 30 cooperates to spray steam to wind wheel 30.Specifically, steam jet 40a can be detergent jet pipe 520.

The process of cleaning spiral case 20 and wind wheel 30 is described below with reference to Fig. 1-Fig. 3, Figure 19 and Figure 20.Firstly, utilizing steam Generator 10 generates steam, which can be transported in the steam channel of spiral case 20 and be adhered on spiral case 20 to heat Grease, be adhered to grease on spiral case 20 it is heated after in soft state.The steam leave the steam channel of spiral case 20 after, It enters in steam jet 40a, which is ejected into the grease removed on wind wheel 30 on wind wheel 30 by steam jet 40a.

The steam contacted with wind wheel 30 after, condensation become condensed water, since wind wheel 30 is in rotation status, wind wheel 30 The condensed water can be thrown on spiral case 20.Specifically, which can be thrown on the inner peripheral surface of spiral case 20 by wind wheel 30, oil Rouge is mainly adhered on the inner peripheral surface of spiral case 20.The condensed water can wash away the inner peripheral surface of spiral case 20, can wash away By the grease of thermal softening, to remove the grease being adhered on the inner peripheral surface of spiral case 20, achieve the effect that clean spiral case 20.

According to the smoke exhaust ventilator 1 of the utility model embodiment by making spiral case 20 that there is the steam channel, so as to benefit The grease being adhered on spiral case 20 is heated and softened with by the steam of the steam channel.It is possible thereby to be generated using cleaning wind wheel 30 Condensed water wash away the grease by thermal softening, so as to remove the grease being adhered on spiral case 20.

Therefore, wind wheel 30 can not only be cleaned according to the smoke exhaust ventilator of the utility model embodiment 1, and snail can be cleaned Shell 20, to have many advantages, such as that smoke evacuation is smooth, low noise, low energy consumption, motor long service life.

The steam channel for leaving the steam channel can enter steam jet 40a (cleaning by above-mentioned triple valve 540 Agent jet pipe 520) in, steam can also be entered by above-mentioned the first detergent delivery pipe and the second detergent delivery pipe In jet pipe 40a.

As shown in figure 20, in one embodiment of the utility model, spiral case 20 can have hollow cavity, and (i.e. steam is pressed from both sides Layer), which may be constructed the steam channel, i.e. steam can flow through the hollow cavity.

In another embodiment of the utility model, as shown in Figure 1-Figure 3, spiral case 20 may include shell 210 and add Heat pipe 220, wind wheel 30 can be located in shell 210.Heating tube 220 can be located on the outer peripheral surface 212 of shell 210, heating tube Channel in 220 may be constructed the steam channel, i.e. steam can flow through heating tube 220.

As shown in figure 21 and figure, spiral case 20 may further include heat-conducting piece 230, and heat-conducting piece 230 can have relatively First surface 231 and second surface 232, at least part of first surface 231 can be curved surface, and second surface 232 is extremely Few a part is also possible to curved surface.Wherein, this of first surface 231 at least partially can be with the outer peripheral surface 212 of shell 210 At least part contacts, and this of second surface 232 can connect at least partially at least part of the outer peripheral surface of heating tube 220 Touching.

Since this of the first surface 1151 of heat-conducting piece 230 is curved surface at least partially, the outer peripheral surface 212 of shell 210 At least part is also curved surface, and the outer peripheral surface with shell 210 at least partially of the first surface 231 of heat-conducting piece 230 212 at least part contacts, therefore heat-conducting piece 230 and shell 210 are face contact.Due to the second surface of heat-conducting piece 230 This of 232 is curved surface at least partially, and the curved surface is contacted with heating tube 220, therefore heating tube 220 and heat-conducting piece 230 are face Contact.It is possible thereby to contact heating tube 220 in a manner of face contact with shell 210.

It is by being arranged with each of shell 210 and heating tube 220 according to the spiral case 20 of the utility model embodiment The heat-conducting piece 230 of face contact, so as to contact heating tube 220 in a manner of face contact with shell 210.It is possible thereby to greatly Ground increases the contact area of heating tube 220 and shell 210, so as to greatly increase the heat exchange of heating tube 220 Yu shell 210 Area, so as to more efficiently be heated to the grease being adhered on shell 210, so as to so as to be adhered to shell Grease on 210 is more easily washed down, more efficiently, more to thoroughly wash the shell 210 of spiral case 20.

As shown in figure 21 and figure, the outer peripheral surface 212 of at least part of shape of first surface 231 and shell 210 At least part of shape adaptation, the outer peripheral surface of at least part of shape and heating tube 220 of second surface 232 At least part of shape adaptation.It is possible thereby to further increase the contact area and heating of heat-conducting piece 230 Yu shell 210 The contact area of pipe 220 and heat-conducting piece 230, so as to further increase the contact area of heating tube 220 Yu shell 210, with More efficiently the grease being adhered on shell 210 can be heated, so as to so as to be adhered to the oil on shell 210 Rouge is more easily washed down, more efficiently, more to thoroughly wash the shell 210 of spiral case 20.

Preferably, as shown in figure 21 and figure, heating tube 220 can be round tube, and second surface 232 can be cylindrical surface At least partially, entire second surface 232 can contact at least partially with this of the outer peripheral surface of heating tube 220.Thus may be used So that the structure of spiral case 20 is more reasonable.

As shown in figure 21 and figure, in one embodiment of the utility model, the cross section 236 of heat-conducting piece 230 can be with With opposite the first edge 233 and the second edge 234, the first edge 233 can be located on first surface 231, the second edge 234 can be located on second surface 232.Wherein, the first edge 233 can be a part of involute, and the second edge 234 can be with It is arc-shaped.Thus second surface 232 can be a part on cylindrical surface, and second surface 232 can be with the periphery of heating tube 220 A part contact in face.

Preferably, the central angle at the second edge 234 can be more than or equal to 120 degree and be less than or equal to 240 degree, i.e. the second edge 234 corresponding central angles can be more than or equal to 120 degree and be less than or equal to 240 degree.It is further preferred that the center of circle at the second edge 234 Angle can be more than or equal to 160 degree and be less than or equal to 200 degree.Most preferably, the central angle at the second edge 234 can be 180 degree.By This can not only increase the contact area of heating tube 220 Yu heat-conducting piece 230, but also can be by heating tube 220 and heat-conducting piece 230 more Add and is firmly assembled together.In addition, heat-conducting piece 230 has many advantages, such as that structure is simple, is convenient for manufacture.

As shown in figure 23, in another embodiment of the utility model, heat-conducting piece 230 be can have along heating tube 220 The through-hole 235 that extends of length direction, the cross section of through-hole 235 can be round (i.e. through-hole 235 can be round hole), through-hole 235 wall surface can be second surface 232.

Wherein, heat-conducting piece 230 can be set in heating tube 220, the wall surface of through-hole 235 and the outer peripheral surface of heating tube 220 Contact.Thus the contact area of heating tube 220 Yu heat-conducting piece 230 can be not only further increased, but also can be by heating tube 220 It is more firmly assembled together with heat-conducting piece 230.

Preferably, which can be configured to snakelike, and specifically, which can be configured to snakelike or heating Pipe 220 can be configured to snakelike.The steam channel may include multiple flat segments and at least one segmental arc.Multiple flat segments Can being arranged circumferentially spacedly along spiral case 20, each flat segments can be along the axially extending of spiral case 20.It is two neighboring to be somebody's turn to do One end in flat segments is connected with the first end of the segmental arc, another the end in the two neighboring flat segments It is connected with the second end of the segmental arc.In other words, the two neighboring flat segments can be connected by the segmental arc.Thus The structure of spiral case 20 can be made more reasonable.

Preferably, the two neighboring flat segments in the distance in the circumferential direction of spiral case 20 in the circumferential direction of spiral case 20 along far from snail The direction of the volute tongue 211 of shell 20 reduces.Specifically, the grease for being adhered to the lower part of spiral case 20 is more, it is adhered to spiral case 20 The grease on top is less.It is located in multiple flat segments of the lower part of spiral case 20, week of the two neighboring flat segments in spiral case 20 Upward distance is smaller, that is, the density for being located at multiple flat segments of the lower part of spiral case 20 is larger；It is located at the top of spiral case 20 In multiple flat segments, distance of the two neighboring flat segments in the circumferential direction of spiral case 20 is larger, that is, is located at the top of spiral case 20 Multiple flat segments density it is smaller.It is possible thereby to simplify in the case where the grease for ensuring effectively to clean on spiral case 20 The structure of the steam channel.

As shown in Figures 2 and 3, heating tube 220 is configured to snakelike, and heating tube 220 may include multiple flat segments 221 and extremely A few segmental arc 222.Multiple flat segments 221 being arranged circumferentially spacedly along spiral case 20, each flat segments 221 can be with Along the axially extending of spiral case 20.Two neighboring flat segments 221 edge in the circumferential direction of spiral case 20 in the distance in the circumferential direction of spiral case 20 The direction of volute tongue 211 far from spiral case 20 reduces.The of one end in two neighboring flat segments 221 and segmental arc 222 One end is connected, another the end in two neighboring flat segments 221 is connected with the second end of segmental arc 222.

Preferably, insulating layer can be equipped on the outer peripheral surface of heating tube 220 not contacted with shell 210 or heat-conducting piece 230. It is possible thereby to the steam for flowing through heating tube 220 is made only to carry out heat exchange with shell 210, without carrying out heat exchange with the external world, thus It can prevent from flowing through the heat losses of the steam of heating tube 220, to prevent a part condensation of the steam as condensed water, simultaneously Ensure the effect using the steam clean wind wheel 30.

Insulating layer can also be equipped on the outer peripheral surface 212 of shell 210, so as to after preventing the grease softened to be cooled again Secondary solidification or reduction softening degree.

In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is orientation based on the figure Or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than the device of indication or suggestion meaning or Element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limit to the utility model System.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include at least one this feature.The meaning of " plurality " is at least two, such as two in the description of the present invention, It is a, three etc., unless otherwise specifically defined.

In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be Mechanical connection is also possible to be electrically connected or can communicate each other；It can be directly connected, the indirect phase of intermediary can also be passed through Even, the connection inside two elements or the interaction relationship of two elements be can be, unless otherwise restricted clearly.For this For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.

In the present invention unless specifically defined or limited otherwise, fisrt feature is in the second feature " on " or " down " It can be that the first and second features directly contact or the first and second features are by intermediary mediate contact.Moreover, first is special Sign can be fisrt feature above the second feature " above ", " above " and " above " and be directly above or diagonally above the second feature, or only Indicate that first feature horizontal height is higher than second feature.Fisrt feature under the second feature " below ", " below " and " below " can be with It is that fisrt feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into Row combination and combination.

Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model Inside it can make changes, modifications, alterations, and variations to the above described embodiments.

Claims (10)

1. a kind of cleaning device characterized by comprising

Detergent source；

Detergent jet pipe, the detergent jet pipe have detergent import and multiple detergent spray-holes, the detergent jet pipe Detergent import and the detergent source detergent outlet, the plurality of detergent spray-hole is along the cleaning The length direction of agent jet pipe is arranged at interval；With

Sliding block, the sliding block is movably arranged in the detergent jet pipe along the length direction of the detergent jet pipe, described Sliding block covers a part of multiple detergent spray-holes.

2. cleaning device according to claim 1, which is characterized in that the sliding block is magnetic part or the sliding block by ferromagnetic Property material be made, the cleaning device further comprises the first electromagnet, first electromagnet and the sliding block cooperate so as to The sliding block is driven to spray in-pipe in the detergent.

3. cleaning device according to claim 1, which is characterized in that the phase in its longitudinal direction of the detergent jet pipe Pair first end and second end open wide to form two detergent imports, the cleaning device further comprises:

The detergent in the first detergent delivery pipe, the first end of the first detergent delivery pipe and the detergent source, which exports, to be connected Logical, the second end of the first detergent delivery pipe is connected to the first end of the detergent jet pipe；

The detergent in the second detergent delivery pipe, the first end of the second detergent delivery pipe and the detergent source, which exports, to be connected Logical, the second end of the second detergent delivery pipe is connected to the second end of the detergent jet pipe；And

First pressure regulator valve and the second pressure regulator valve, first pressure regulator valve are located in the first detergent delivery pipe, and described second Pressure regulator valve is located in the second detergent delivery pipe.

4. cleaning device according to claim 1, which is characterized in that the phase in its longitudinal direction of the detergent jet pipe Pair first end and second end open wide to form two detergent imports, the cleaning device further comprises triple valve, institute Triple valve is stated with the first import, the outlet of the first detergent and the outlet of the second detergent, first import and the detergent The detergent outlet in source, the first detergent outlet are connected to the first end of the detergent jet pipe, and described second is clear Clean dose of outlet is connected to the second end of the detergent jet pipe.

5. cleaning device according to claim 4, which is characterized in that the triple valve includes:

Valve body, the valve body has first import, first detergent outlet and second detergent outlet, described First import is located in a first direction between the first detergent outlet and second detergent outlet；With

Spool, the spool are removable between closed position, the first open position and the second open position along the first direction It is located in the valve body dynamicly, the spool has the first closure portion and the second closure portion, wherein first import is described It is lain on first direction between first closure portion of the spool of the closed position and second closure portion, First closure portion for being in the spool of the closed position covers the first detergent outlet, is in the closing Second closure portion of the spool of position covers the second detergent outlet, the institute positioned at first open position First closure portion for stating spool covers the second detergent outlet or in said first direction positioned at described first Between import and second detergent outlet, first closure portion positioned at the spool of second open position exists It is located between first import and first detergent outlet on the first direction, the second detergent outlet is in institute State second closure portion for being located at first import with the spool in second open position on first direction Between.

6. cleaning device according to claim 5, which is characterized in that the spool is magnetic part or the spool by ferromagnetic Property material be made, the cleaning device further comprises the second electromagnet, second electromagnet and the spool cooperate so as to The spool is driven to move between the closed position, first open position and second open position.

7. cleaning device according to claim 1, which is characterized in that the length direction of the sliding block and the detergent spray The length direction of pipe is consistent, and the length of the detergent jet pipe and the length ratio of the sliding block are greater than so as to described at least one At least part of detergent spray-hole is exposed always.

8. cleaning device according to claim 1, which is characterized in that further comprise the first locating part and the second limit Part, first locating part and second locating part are located at described clear at interval along the length direction of the detergent jet pipe In clean dose of jet pipe, wherein the sliding block and each detergent spray-hole are located on the length direction of the detergent jet pipe Between first locating part and second locating part.

9. cleaning device according to claim 1, which is characterized in that the detergent source is steam generator or cleaning agent Box.

10. a kind of smoke exhaust ventilator characterized by comprising

Wind wheel；With

Cleaning device, the cleaning device are according to cleaning device of any of claims 1-9, the cleaning device Detergent jet pipe at least part along the axially extending of the wind wheel, described at least part of the detergent jet pipe with The wind wheel cooperation is to clean the wind wheel.