CN201407215Y - Pump head for cleaning machine - Google Patents

Abstract

The utility model relates to a pump head for a cleaning machine, which comprises at least one water inlet and a first water outlet. A pressurizer is arranged between the first water outlet and the water inlet. The pump head further comprises a second water outlet which is directly connected with the water inlet. The pump head realizes the absorption of cleaning solution by utilizing pressure of running water, so as to reduce energy consumption and effectively as well as reasonably save energy.

Description

A kind of washing machine pump head

Technical field

The utility model relates to jetting machine, relates in particular to a kind of washing machine pump head.

Background technique

The life that appears as people of power washer brings very big facility, and it can be used to clean as automobile, glass door and window, garden road or the like, not only efficiently but also safe ready.Power washer mainly is made of motor, high-pressure service pump, spray gun and control section.The power washer that oneself has all is the function that realizes drawing cleaning solution by the power of motor, because water all will be drawn the little throttle orifice that the cleaning solution function designs for realizing automatically by one when drawing cleaning solution and not drawing cleaning solution, so generally can consume 100 watts energy, the shortcoming that this form exists is: first, consuming excess energy when not drawing cleaning solution, is a kind of waste to the energy; The second, cost is higher; The 3rd, when breaking down, shutdown is inconvenient; The 4th, need change shower nozzle, troublesome poeration when spray cleaning solution and low pressure are clear.

The model utility content

The utility model has solved the deficiency of above-mentioned existing existence and provides a kind of compact structure, the washing machine pump head.

The technological scheme that its technical problem that solves the utility model adopts is: a kind of washing machine pump head, pump head comprises having a water intake, first water outlet at least, be provided with pressurized machine between described first water outlet and the water intake, described pump head also comprises second water outlet, and described second water outlet directly is connected with water intake.

According to another embodiment of the present utility model, washing machine comprises further between described second water outlet and the water intake with pump head and is provided with throttle orifice that throttle orifice has feed-water end and waterexit end.

According to another embodiment of the present utility model, washing machine comprises further that with pump head the cross section of described throttle orifice from feed-water end to the waterexit end is funnel shape.

According to another embodiment of the present utility model, washing machine comprises further that with pump head the cross section of described throttle orifice from feed-water end to the waterexit end is tapered.

The beneficial effects of the utility model are 1) realize drawing cleaning solution by the own pressure that utilizes tap water, reduced the consumption of energy, saving effectively and reasonably the energy; 2) during high-pressure wash, identical water-outlet quantity, compared with prior art the required power of motor is littler, the corresponding cost that reduces product; 3) can realize Rapid Cleaning, the utility model is than more than 3 times of low pressure clear water water-outlet quantity of prior art; 4) can open high low pressure simultaneously and clean, realization high-pressure spray wash low-pressure washing is once finished.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is the structural representation of the utility model preferred embodiment mesohigh washing machine;

Fig. 2 is the explosive view of the utility model preferred embodiment mesohigh washing machine;

Fig. 3 is the sectional view that washing machine low pressure is drawn cleaning solution in the utility model preferred embodiment;

Fig. 4 is the sectional view of washing machine low-pressure washing in the utility model preferred embodiment;

Fig. 5 be among Fig. 4 K-K to sectional view;

Among the figure, 1, motor, 3, pressurized machine, 5, spray gun, 7, the cleaning solution kettle, 9, the pump head assembly, 11, switch, 13, the sensitive switch assembly, 15, pump head, 17, water intake, 19, first water outlet, 21, second water outlet, 23, throttle orifice, 25, the waterexit end, 27, feed-water end, 29, liquid sucting port, 31, one-way valve, 32, framework, 33, wheel, 35, the imbibition ball valve, 37, the imbibition conversion adapter, 39, spill valve, 41, spool, 43, spring, 45, lever, 47, microswitch push-button, 49, sensitive switch, 51, the liquid sucting valve joint, 53, low-voltage tube, 55, high-voltage tube, 57, switching ball, 59, low-pressure hose, 61, the low-pressure washing head, 63, high trigger squeeze, 65, high pressure hose, 67, high-pressure nozzle, 69, sheath, 71, the imbibition knob.

Embodiment

With preferred embodiment the utility model is described in further detail in conjunction with the accompanying drawings now.These accompanying drawings are the schematic representation of simplification, basic structure of the present utility model only is described in a schematic way, so it only show the formation relevant with the utility model.

As shown in Figure 1, a kind of washing machine that has the pump head assembly, comprise motor 1, pressurized machine 3, spray gun 5, cleaning solution kettle 7, pump head assembly 9, the switch 11 of control motor, and the sensitive switch assembly 13 that prevents motor 1 overload, described pump head assembly 9 is provided with pump head 15, and pump head 15 has a water intake 17 at least, first water outlet 19, described water intake 17 connects tap water, be provided with pressurized machine 3 between described first water outlet 19 and the water intake 17, drive pump head assembly 9 by pressurized machine 3 and produce high pressure water, pressurized machine 3 preferred plunger formula pressurized machines 3, described pump head 15 also comprises second water outlet 21, be provided with throttle orifice 23 between the described water intake 17 and second water outlet 21, described throttle orifice 23 has waterexit end 25 and feed-water end 27, and the waterexit end 25 of described throttle orifice 23 is provided with liquid sucting port 29, disposes one-way valve 31 on the liquid sucting port 29.The washing machine of above-mentioned band pump head assembly 9 is positioned on the framework 32, and framework 32 bottoms are provided with accessory whorl 33, is convenient to the user at article conveniently movings such as cleaning window-glass.

Shown in Fig. 2 and 3, the feed-water end 27 of throttle orifice 23 disposes imbibition ball valve 35, described throttle orifice 23 waterexit ends 25 are provided with imbibition conversion adapter 37 with described throttle orifice 23 feed-water ends 27, select to be connected with the feed-water end 27 of throttle orifice 23 or to be connected with the waterexit end 25 of throttle orifice 23 by described imbibition ball valve 35.25 cross section preferably is funnel shape or taper to described throttle orifice 23 to the waterexit end from feed-water end 27, thereby guarantees to draw automatically by the pressure of tap water the cleaning solution of liquid sucting port.Realize drawing cleaning solution by the own pressure that utilizes tap water, reduced the consumption of energy, saving effectively and reasonably the energy.Imbibition ball valve 35 preferably is provided with seal ring.

First water outlet, 19 places are provided with spill valve 39, described spill valve 39 is connected with sensitive switch assembly 13, spill valve 39 is vertically mounted on pump head 15 bottoms, its upper end communicates with first water outlet 19, the lower end communicates with water intake 17, and sensitive switch assembly 13 is installed in the lower end of spill valve 39.Spill valve 39 is mainly by spool 41 and be installed on the outer spring 43 of spool 41, and spring 43 provides certain precompression for spool 41.Sensitive switch assembly 13 is mainly by lever 45, microswitch push-button 47 and sensitive switch 49.Lever 45 1 ends contact with spool 41 bottoms, and its other end contacts with microswitch push-button 47, and promptly the two ends of lever 45 and spool 41 bottoms, microswitch push-button 49 contact by lever principle.When motor 1 overload; first water outlet, 19 pressure are excessive, when pressure surpasses relief valve spring 43 precompressions, promote spool 41 and move down; relief valve is opened; the high pressure water of first water outlet 19 is back to water intake 17 by relief valve, simultaneously spool 41 roof pressure levers 45, then lever 45 shake-up microswitch push-buttons 47; sensitive switch 49 is disconnected; motor 1 circuit disconnects, and motor 1 is shut down, thereby effectively protects motor 1 not to be damaged.

Liquid sucting port 29 is provided with liquid sucting valve joint 51, be provided with one-way valve 31 in the liquid sucting valve joint 51, liquid sucting valve joint 51 passes through soft pipe connection with cleaning solution kettle 7, when described imbibition ball valve 35 selections are connected with the feed-water end 27 of throttle orifice 23, pressure by tap water, automatically the cleaning solution in the cleaning solution kettle 7 is sucked into second water outlet 21, realizes the automatic imbibition of washing machine low pressure.

Spray gun 5 is provided with low-voltage tube 53 and high-voltage tube 55, low-voltage tube 53 is provided with switching ball 57, the feed-water end of low-voltage tube 53 is communicated with low-pressure hose 59, and the waterexit end of low-voltage tube 53 connects low-pressure washing head 61, selects the Push And Release of low-voltage tube 53 by switching ball 57; High-voltage tube 55 is provided with high trigger squeeze 63, and the feed-water end of high-voltage tube 65 is communicated with high pressure hose 65, and the waterexit end of high-voltage tube 55 connects high-pressure nozzle 67, selects opening and managing of high-voltage tube 65 by high trigger squeeze 63.Above-mentioned low-pressure hose 59 is one-body molded with high pressure hose 65, thereby guarantees that flexible pipe is difficult for bending, and then makes the tap water in the low-pressure hose 59 to pass through smoothly.Integrated low-pressure hose 59 is respectively arranged with sheath 69 with high pressure hose 65 two ends; thereby protect integrated low-pressure hose 59 in use to be difficult for tearing with high pressure hose 65; protect pipe can not give a discount simultaneously, guaranteed the flow and the pressure of washing machine.

Fig. 3 is the sectional view that washing machine low pressure is drawn cleaning solution in the utility model preferred embodiment, and the user is adjusted to water intake 17 with imbibition ball valve 35 and is communicated with throttle orifice 23, thereby guarantees to use the tap water imbibition automatically of low pressure.

Fig. 4 is the sectional view of washing machine low-pressure washing in the utility model preferred embodiment, and the user is adjusted to water intake 17 with imbibition ball valve 35 and is communicated with imbibition conversion adapter 23, has guaranteed that the straightway flushing of low pressure tap water is cleaned thing.

Fig. 5 be among Fig. 4 K-K to sectional view, mainly forms by imbibition ball valve 35 and imbibition knob 71, drive imbibition ball valves 35 by rotation imbibition knob 71 and rotate, thereby make washing machine smoothly in imbibition state and the switching of low-pressure washing state.

Implementation process of the present utility model is as follows:

At first, high pressure hose 65 joints are inserted spray gun 5 high-voltage tubes 55 ends, with latch high pressure hose 65 joints are pinned, low-pressure hose 59 joints are inserted spray gun 5 low-voltage tubes 53 ends to be pinned, then, cleaning solution is packed in the cleaning solution kettle 7, running water pipe is connected water intake 17, then, power line is connected with the mains, then 35 rotations of imbibition ball valve are adjusted to the imbibition state, open lower pressure switch ball valve 57, tap water enters imbibition ball valve 35 with certain pressure and flow from water intake 17, then pass throttle orifice 23 ejections, because the effect of spraying, cause liquid sucting port 29 vacuum, cleaning solution backs down one-way valve 31, enters second water outlet 21 by liquid sucting port 29 and mixes with tap water, passes through low-pressure hose 59 again, low-voltage tube 53, switching ball 57, from 61 ejections of low-pressure washing head, and then, open the high trigger squeeze 63 of spray gun 5 then to being cleaned thing spraying cleaning solution, press power switch, start pressurized machine 3, high-voltage tube 55 ejection high pressure waters, tap water is through first water outlet 19, high pressure hose 65, high-voltage tube 55 is from high-pressure nozzle 67 ejections, carry out high-pressure spray wash to being cleaned thing, during high-pressure wash, identical water-outlet quantity is because first water outlet 19 has compared with prior art reduced throttle orifice, deducted quite a few resistance, compared with prior art the required power of motor 1 is littler, and then the cost of corresponding reduction product, has saved the energy; In addition, also can be at the same time imbibition ball valve 35 dextrorotations of pump head assembly 9 be turn 90 degrees the cleaning state of adjusting to, make tap water enter imbibition ball valve 35, imbibition conversion adapter 23, second water outlet 21, low-pressure hose 59, low-voltage tube 53, switching ball 57 by water intake 17, go out from low-pressure washing head 61, the cleaning thing of being crossed by hydro-peening is rinsed well.Test by the engineer, the low-pressure washing flow of the single tube washing machine of the prior art of identical caliber is 180～200L/h, and the utility model low-voltage tube low-pressure washing flow is 560～600L/h, and laboratory data shows low-pressure washing flow more than 3 times of the utility model than prior art.

Certainly, when washing machine also can adopt high trigger squeeze 63 opened, open switching ball 57, this moment, washing machine will be got express developed totally the foul that sweeps away at high pressure water, realized that the high-pressure spray wash low-pressure washing once finishes, and improved the efficient of cleaning.

Can also directly be communicated with second water outlet at water intake in the utility model, the low pressure liquid sucking device directly is configured on the pipeline of the water intake and second water outlet, realize low pressure imbibition function or low-pressure washing function at the water intake and second water outlet by pipeline.

Though toply illustrate and described the utility model, and do not mean that the utility model only is confined to wherein each kind of details with reference to some specific embodiments and example.On the contrary, on various details, making various modifications with can not departing from the utility model spirit within category that is equivalent to claims and the scope.

Claims (4)

1, a kind of washing machine pump head, pump head (15) comprise have a water intake (17) at least, first water outlet (19), be provided with pressurized machine (3) between described first water outlet (19) and the water intake (17), it is characterized in that: described pump head (15) also comprises second water outlet (21), and described second water outlet (21) directly is connected with water intake (17).

2, washing machine pump head as claimed in claim 1 is characterized in that: be provided with throttle orifice (23) between described second water outlet (21) and the water intake (17), throttle orifice (23) has feed-water end (27) and waterexit end (25).

3, washing machine pump head as claimed in claim 2 is characterized in that: the cross section of (25) is funnel shape to described throttle orifice (23) to the waterexit end from feed-water end (27).

4, washing machine pump head as claimed in claim 2 is characterized in that: described throttle orifice (23) from feed-water end (27) to the waterexit end cross section of (25) tapered.

Images