CN2308592Y

CN2308592Y - Automatic cleaning device

Info

Publication number: CN2308592Y
Application number: CN 97219198
Authority: CN
Inventors: 温成辉; 徐达承
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-07-11
Filing date: 1997-07-11
Publication date: 1999-02-24
Anticipated expiration: 2007-07-11

Abstract

The utility model discloses an automatic cleaning device. The utility model is formed by that a lotion cylinder is connected with one end of a switching valve, a lotion bottle is connected with both ends of the switching valve, and the switching valve is respectively controlled in air-entering way by a voltage-regulating valve which keeps constant voltage and a voltage-storing cylinder which has unidirectional certain voltage-discharging speed. The automatic cleaning device uses the change of the pressure difference repeatedly to automatically carry out spray cleaning action after the perfusion is stopped for certain time; the utility model can also ensure the lotion to carry out finally cleaning action without power supply. Thus, the utility model can prevent residual materials from being solidifying or corroding, and the utility model positively accords with requirements of actual use.

Description

Automatic flushing device

The utility model is about a kind of automatic flushing device, especially refer to a kind of conducting direction that utilizes pressure difference to change to control switching valve, default lotion can be sprayed for the automatic flushing device that cleans the height innovation of using in good time, no matter be that work finishes or temporary interruption and interruption of work whereby, can guarantee that all lotion carries out last cleaning automatically behind certain hour, preventing producing situations appearance such as curings, corrosion because of the chemical reaction of residual raw material, and the demand of realistic use.

Utilize two or more different materials to mix now, making it that chemical reaction take place is widely used with the synthetic technology that generates desired material, for example foam material or synthetic resins etc., it is nothing but under the certain proportion allotment, raw material is input in the mixing device, utilize nozzle to inject in the slated items then, make each raw material that chemical transformation take place to each other, produce required material to fill the inside of slated items.

But in use, normal residual in mixing device inside and the nozzle have mixing raw material, if untimely processing, can chemical transformation take place automatically after for some time and expand.Therefore in order to avoid mixing raw material in the mixing device to expand, solidify and to block the unobstructed of mixing device, clean mixing device and nozzle to spray lotion so be combined with a washing unit more.

Early stage washing unit, be to utilize magnetic valve to cooperate timing register as sequential control, timing register was set after for some time, make the magnetic valve action, lotion mixed high-voltage gas injects in the mixing device residual mixing raw material is gone out clearly, to prevent that expansion curing from blocking mixing device and nozzle, yet aforementioned washing unit is automatically controlled mode, in case interim electric current stops (as having a power failure or jumping), the user just will remove mixing device and nozzle immediately, with inside residual mixing raw material remove, in case otherwise behind the raw material foaming and intumescing, it handles just inconvenience more.Therefore, early stage washing unit is quite abstained from the situation of temporary interruption or power interruption, and defectiveness during use does not meet practical function.

Main purpose of the present utility model is to provide a kind of automatic flushing device, be to utilize pressure difference to change so that a switching valve events, lotion can be sprayed in good time, even under the unregulated power state, can guarantee that still lotion can carry out last hydro-peening action again, allow use more convenient, certain whereby, the demand of realistic use appears in the situation that does not have raw material foaming stopped nozzles.

The purpose of this utility model is achieved in that

A kind of automatic flushing device is characterized in that: its structure includes:

One lotion tube, inner ccontaining lotion, an end is connected with air compressor machine, and the other end is equipped with a liquid pipe;

One lotion bottle, one end are provided with a liquid pipe and are communicated with the lotion tube, and the other end is equipped with two liquid pipes;

One switching valve, be that inside is provided with a movable piston that blocks inlet end and exit end respectively, and inlet end is equipped with the liquid pipe from the lotion tube, reach a liquid pipe from the lotion bottle, this two liquid pipe sees through this switching valve and interconnects, exit end is equipped with another liquid pipe from the lotion bottle again, and is connected with an output tube, for exporting lotion to desiring cleaning positions;

One relief valve is that an end and switching valve join and be adjacent to the exit end place of switching valve, and the other end then is connected with a magnetic valve, and certain pressure is provided;

One storage pressure cylinder be that an end is connected near the inlet end of switching valve, and the other end joins with the aforementioned magnetic valve that is connected relief valve, and an one-way flow valves in position is set, and reduces pressure gradually with control storage pressure cylinder;

Whereby, change the piston action make switching valve, the lotion ejection in the lotion bottle is cleaned helping, and guarantee to carry out last cleaning action with pressure difference.

Described lotion tube one end can cooperate an arm and an air lead to be communicated with air compressor machine.

Can establish a magnetic valve on the described arm, pilot-gas enters the opportunity of lotion tube whereby, and when making the external world pump into gas to enter the lotion tube, and that lotion is replenished is rapider because of pressure reduction.

Can establish a joint between described arm and lotion tube and join, and this joint one side is communicated with the lotion bottle.

Described joint inner shaft when pumping into gas whereby, just can make this tubule form as vacuum generator to establishing a tubule, is flow in the lotion bottle by the lotion tube to help lotion, finishes the process of additional lotion of moment.

The appropriate location is provided with a reverse checkvalve on the described air lead, to prevent air inversion.

The utility model has following positive beneficial effect:

More than design, it is the ejection that utilizes pressure difference to change to control lotion, even so the situation in electric power stage casing takes place temporarily, need not be flurried pull down mixing device or nozzle, as long as during the pressure that the pressure that provides of relief valve provides greater than the storage pressure cylinder, can automatically lotion be sprayed, therefore in the use, no matter be end-of-job or interim power breakdown, lotion all can be discharged and be carried out last cleaning action, than limited by having or not of electric power with the washing unit of living automatically controlled mode, and inconvenience and flaw that generation is used, it is more progressive that the utility model seems, practicality, and higher reliability is arranged, really belong to the highly automatic flushing device of innovation.

Now in conjunction with the accompanying drawings the utility model is described in further detail as follows with preferred embodiment:

Fig. 1 is a structure functional diagram of the present utility model.

Fig. 2 is an action flow chart of the present utility model.

Fig. 3 is a configuration schematic diagram of the present utility model.

Fig. 4 is an action synoptic diagram of the present utility model.

The figure number part:

1, lotion tube 10, liquid pipe

11, air-intake duct 12, arm

13, magnetic valve 14, air lead

15, joint 16, reverse checkvalve

17, tubule 2, lotion bottle

20, liquid pipe 21, joint

22, liquid pipe 23, liquid pipe

24, joint 25, output tube

3, switching valve 30, piston

31, inlet end 32, exit end

4, relief valve 40, gas duct

41, gas duct 5, storage pressure cylinder

50, gas duct 51, gas duct

52, one-way flow valves 60, selector valve

61, flow valve 62, reverse checkvalve

70, magnetic valve

See also shown in Figure 1ly, automatic flushing device of the present utility model mainly is to be connected mutually to be communicated with by a lotion tube 1, a lotion bottle 2, a switching valve 3, a relief valve 4 and a storage pressure cylinder 5 to form.

More specifically, see also shown in Figure 3, termination is established an air-intake duct 11 and is linked to each other with air compressor machine on this lotion tube 1, the lower end is equipped with a liquid pipe 10, wherein divide again on this air-intake duct 11 and be connected to an arm 12, can be provided with a magnetic valve 13 on this arm 12, and the joint of in position establishing on another air lead 14 and this lotion tube 1 15 joins.And the appropriate location is provided with a reverse checkvalve 16 on this air lead 14, and these joint 15 inside are axially arranged with a tubule 17.

Secondly, this lotion bottle 2 is that a termination is established a liquid pipe 20 and is connected with the joint 15 of this lotion tube 1, and the other end is established a joint 21, is equipped with two

liquid pipes

22,23 on this joint 21 respectively.

And being inside, this switching valve 3 is provided with a movable piston 30 that blocks two inlet ends 31 and exit end 32 respectively, and the inlet end 31 of this switching valve 3 is equipped with from the liquid pipe 10 of lotion tube 1 and from the liquid pipe 22 of lotion bottle 2, and two

liquid pipe

10,22 see through this switching valve 3 is and interconnects shape, 32 of the exit end of this switching valve 3 are equipped with another liquid pipe 23 from lotion bottle 2, and the appropriate location is equipped with a joint 24, and borrow this joint 24 connecting branch 12 and an output tube 25 respectively, this liquid pipe 23 can see through this switching valve 3 like this, joint 24 is communicated with arm 12 and output tube 25.

Be equipped with a selector valve 60 on this arm 12 and whether allow air flow through, and a flow valve 61 and reverse checkvalve 62 are still arranged with pilot-gas flow and adverse current with selection.When helping mixing raw material by gas whereby, can open this pipe, gas is mixed in mixing raw material, allow raw material mixing more fast and reach more good mixing effect.

This relief valve 4 is that an end connects a gas duct 40 and joins with switching valve 3 and be adjacent to exit end 32, and the other end cooperates another gas duct 41 to be connected with a magnetic valve 70, pump into gas by the external world like this, can make the permanent maintenance of the gaseous tension that enters switching valve 3 certain through magnetic valve 70 and relief valve 4.

This stores up pressure cylinder 5, being an end is connected near the entry position of switching valve 3 with a gas duct 50, and the other end has another gas duct 51 to join with magnetic valve 70, and an one-way flow valves 52 is set in the appropriate location of this gas duct 51, gas is pumped into through magnetic valve 70 by the external world and enters in the storage pressure cylinder 5 like this, and cooperates the control of one-way flow valves 52 to reduce pressure gradually.

See also Fig. 2, shown in Figure 3, when the utility model uses, it is power supply, the air compressor machine action, and magnetic valve 13 actions make gas stream cross gas duct 14 and tracheae 17 enters in the lotion tube 1, when gas flow, because tracheae 17 apertures are less, so the flow velocity in exit is exceedingly fast, and its high speed flows and will form one gravitation, makes periphery moment form vacuum and liquid pipe 20 interior air are pulled out, as the effect of same vacuum generator, and then, these magnetic valve 70 actions make gas flow to storage pressure cylinder 5 and switching valve 3, and the piston in the switching valve 3 30 is promoted, and make inlet end 31 open-minded, and exit end 32 sealings, this moment, lotion tube 1 was because of there being pressure to inject, and liquid pipe 20 is the vacuum shape, so lotion just can replenish into storage in the lotion bottle 2 in moment.

Then please consult Fig. 2, Fig. 3, shown in Figure 4 again, these magnetic valve 70 conversion conducting directions make gas enter in the switching valve 3 through this relief valve 4, and see through the effect of this relief valve 4, the gaseous tension that enters in the switching valve 3 keeps constant, and is lower than the pressure in the storage pressure cylinder 5.

When one-way flow valves 52 effects that are connected with storage pressure cylinder 5, pressure in the storage pressure cylinder 5 is reduced, and during the pressure that the pressure that makes relief valve 4 places that constant voltage is provided is provided greater than storage pressure cylinder 5, the piston 30 of this switching valve 3 is promptly promoted and is moved to the other end, open shape to seal inlet end 31 and exit end 32 is, thus, lotions in the lotion bottle 2 be subjected to constantly pumping into lotion tube 1 gaseous tension effect and flow out, and through the exit end 32 of liquid pipe 23, switching valve 3, by output tube 25 ejections to carry out the hydro-peening effect.

After the lotion ejection, magnetic valve 70 acts on again, make air pump into the pressure that the pressure in the storage pressure cylinder 5 is imported greater than relief valve 4, or also can make relief valve 4 form moment pressure release effect at this moment, cause the input pressure of storage pressure cylinder 5 piston 30 can be back into again sealing exit end 32, the state of conducting inlet end 31, lotion then refill in the lotion bottle 2, for use next time.

In sum, the utility model utilizes the variation of pressure difference, to handle the switch direction of switching valve, to make the in good time hydro-peening of lotion bottle energy that has the predetermined amount lotion, does not need with electric power control, when stopping disconnected and end-of-job, can guarantee that lotion carries out the back hydro-peening and moves.

Claims

1, a kind of automatic flushing device is characterized in that: its structure includes:

2, automatic flushing device as claimed in claim 1 is characterized in that: described lotion tube one end can cooperate an arm and an air lead to be communicated with air compressor machine.

3, automatic flushing device as claimed in claim 2 is characterized in that: can establish a magnetic valve on the described arm, pilot-gas enters the opportunity of lotion tube whereby, and when making the external world pump into gas to enter the lotion tube, and that lotion is replenished is rapider because of pressure reduction.

4, automatic flushing device as claimed in claim 2 is characterized in that: can establish a joint between described arm and lotion tube and join, and this joint one side is communicated with the lotion bottle.

5, automatic flushing device as claimed in claim 4, it is characterized in that: described joint inner shaft when pumping into gas whereby, just can make this tubule form as vacuum generator to establishing a tubule, to help lotion to flow in the lotion bottle, finish the process of additional lotion of moment by the lotion tube.

6, automatic flushing device as claimed in claim 2 is characterized in that: the appropriate location is provided with a reverse checkvalve on the described air lead, to prevent air inversion.