CN201008816Y - High pressure cleaning machine gun stopping device - Google Patents
High pressure cleaning machine gun stopping device Download PDFInfo
- Publication number
- CN201008816Y CN201008816Y CNU2007200680477U CN200720068047U CN201008816Y CN 201008816 Y CN201008816 Y CN 201008816Y CN U2007200680477 U CNU2007200680477 U CN U2007200680477U CN 200720068047 U CN200720068047 U CN 200720068047U CN 201008816 Y CN201008816 Y CN 201008816Y
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- Prior art keywords
- switch
- valve rod
- sealing
- switch enclosure
- pressure
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- Expired - Fee Related
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Abstract
The utility model relates to a high pressure cleaning machine stopping device which comprises a pressure regulating unloading valve assembly, a slide valve spindle, a pressure regulating spring and a micro switch. The utility model is characterized in that: the lower end of valve seat of the pressure regulating unloading valve assembly is provided with an unloading valve spindle, a dead joint base adaptor and a switch box; the unloading valve spindle which has a spherical head penetrates into the switch box through the base adaptor and is in contact with the micro switch in the switch box, and the micro switch and a main power supply switch are connected in series with a control circuit; the lower end of the valve seat is in coordination with the spherical head of the unloading valve spindle to form spherical seal; an unloading spring is arranged between the lower part of the spherical head of the unloading valve spindle and the base adaptor. As the utility model shuts down the water gun and cuts off the power supply synchronously, the utility model overcomes the defect that a prior stopping device shuts down the water gun trigger without cutting off the power supply, thereby eliminating friction and heating phenomenon of circulating water, prolonging the service life of the complete machine, eliminating the trouble of cutting off the power supply after shutting down the water gun, bringing about convenience to operators, saving electric power and reducing noise, and further reinforcing reliability of the complete machine.
Description
Technical field
The utility model relates to the arresting gear of a kind of high pressure water-jet cleaner or spraying machine, and is especially a kind of by the Motor Drive high-pressure plunger pump, produces high-pressure water jet by giant, carries out washing and cleaning operation; The device of the start and the shutdown of motor is being controlled in the outflow and stopping of opening and closing the control High-Pressure Water of giant trigger simultaneously.
Background technology
Employed in the market homemade jetting machine only disposes the pressure regulation unloader; When the needs break-off, close the giant trigger, High-Pressure Water cuts off, and slide valve lever is opened unloader (steel ball) to lower slider, and the pump internal pressure reduces off-load; But because the power supply of motor does not cut off, still in rotation, at this moment current carry out interior circulation to motor in pump, and the current temperature raises rapidly in the pump, certainly will cause the interior rubber seal of pump overheated, and shorten service life; The motor drives pump produces the noise pollution environment flogging a dead horse of not stopping simultaneously, waste electric energy and the service life of reducing complete machine; If need motor to shut down, just must cut off main power switch separately when closing giant; Otherwise, if main power source cut off, must press main switch again after opening spray gun, starter motor is reworked jetting machine; Use is very inconvenient like this, even needs two people to operate, and causes artificial waste.
The existing part producer of homemade in addition family expenses jetting machine has adopted cleaning machine automatic switch etc., can realize that closing rifle shuts down function, but because microswitch or main switch directly are connected on the main circuit, the electric current that bears is very big, performance is not quite reliable, can not be for a long time or frequent operation; So this structure is of no use on the jetting machine of high-power (surpassing 2.2KW), can not be applied in the commercial and industrial field.
Summary of the invention
The utility model is in order to overcome existing technological deficiency; provide a kind of high-pressure wash machine-operated rifle arresting gear; but this device be can be when the giant of jetting machine closes and opens the Guan Hekai of Synchronization Control complete machine main circuit, save the pass rifle arresting gear of cutting off the electricity supply required separately.
The technical solution of the utility model is: the machine-operated rifle arresting gear of a kind of high-pressure wash, comprise the pressure regulation unloader assembly that is installed on the jetting machine pump head, slide valve lever in the pressure regulation unloader, and the pressure spring that slide valve lever is resetted, microswitch, be characterized in: pressure regulation is unloaded in the valve seat lower end of valve assembly and is provided with off-load valve rod, fixedly connected base joint and switch enclosure, the unloader club head is sphere, following valve rod penetrates switch enclosure through the base joint and contacts with microswitch shell fragment in the switch enclosure, and microswitch and main power switch are connected on the control circuit; The valve seat lower end cooperates the formation ball face sealing with off-load valve rod bulb; Below the bulb of off-load valve rod and between the base joint unloading spring is housed.
The base joint is fixedlyed connected by latch with switch enclosure; The valve rod head of off-load valve rod is a ball-type, forms ball face sealing and uses sealing ring respectively with base joint and switch enclosure cooperation place with valve seat, the sealing of sealing plain cushion; Switch sealing cushion for cover above the switch enclosure is fixedlyed connected fastening by tapping screw with switch enclosure; Between sealing plain cushion and the base joint bottom surface unloading spring is installed.
The utility model is owing to close hydraulic giant and cut off the electricity supply to carrying out synchronously, overcome the conventional shortcoming that hydraulic giant trigger power supply is not closed of closing, no recirculated water frictional heating phenomenon, prolong the service life of complete machine, solve simultaneously and close the hydraulic giant trouble of powered-down more subsequently in the operation, bring convenience to the operator, but saves energy and minimizing noise, and the reliability of enhancing complete machine.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model structure partial enlarged drawing.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further described.
As Fig. 1, shown in Figure 2, at jetting machine pump head 1 delivery port pressure regulation unloader 2 assemblies are installed, off-load valve rod 5, unloading spring 6 are installed in lower end at pressure regulation unloader 2, base joint 7, seal with O type circle 9 and sealing plain cushion 10, connect switch enclosure 12, microswitch 13 is installed in the switch enclosure by latch 11; Off-load valve rod 5 spherical surfaces and valve seat 4 form ball face sealing, off-load 5 valve rods pass 7 base joints and 12 switch enclosures, contact with 13 microswitch shell fragments, the valve rod of off-load valve rod 5 and switch enclosure 12 cooperation places sealing ring 9,8 sealings of sealing plain cushion, 13 microswitches are connected with main power switch by being fixedly coupled lead 15 with lead sealing ring 16 and 17 lead sealing gaskets; Switch cover 14 adds that sealing gasket is connected fastening by tapping screw with switch enclosure 12.
Jetting machine in normal operation, giant place opening, motor normal operation pressure regulation unloader 2 is in the stress balance inactive state, slide valve lever 3 is in top dead centre under the effect of pressure spring, unloader 5 cuts out.
When jetting machine needs break-off, close the giant trigger valve, high pressure water chamber hydraulic pressure raises rapidly, be about 1.5 times of operating pressure, act on the slide valve lever 3 by the inclined hole in the pressure regulation valve body 2, slide valve lever 3 has formed height pressure reduction up and down, slide valve lever 3 overcomes spring force and slides down to lower dead center rapidly, push off-load valve rod 5 head spheres, off-load valve rod 5 is moved down, unloader is opened, and the cleaning machine water outlet is connected by return pipe with water inlet, and the pump head inside water pressure quickly falls to below the 1MPa; Off-load valve rod 5 has pushed microswitch 13 shell fragments in the time of lower slider, press microswitch 13 contacts, and microswitch 13 normally-closed contacts are disconnected, and cuts off control circuit, ac contactor coil dead electricity in the electric appliance control box, and the A.C. contactor main contacts disconnects; The motor outage shuts down, and jetting machine is in halted state.
When jetting machine is reworked, open the giant trigger valve, high pressure water chamber hydraulic pressure descends, and the pressure spring on the slide valve lever 3 resets slide valve lever 3, unloading spring 6 on the off-load valve rod 5 resets off-load valve rod 5, off-load valve rod 5 spheres and off-load valve seat are fitted again, and the microswitch shell fragment resets microswitch normally-closed contact closure simultaneously, control circuit recloses, A.C. contactor main contacts closure, main circuit is connected, and motor turns round again; Jetting machine enters operate as normal again.
Without the opening and closing power main switch, utilize the startup-shutdown of the open and close of giant like this with regard to energy Remote motor; In addition, by transformer the voltage of control circuit is become 24V, the electric current that microswitch and power main switch are born is very little, handling safety, and long-time frequent operation dependable performance, very suitable to powerful cleaning machine; This covering device makes the safer convenience of cleaning operation.
Claims (5)
1. high-pressure wash office rifle arresting gear, comprise the pressure regulation unloader assembly (2) that is installed on the jetting machine pump head (1), slide valve lever (3) in the pressure regulation unloader (2), and the pressure spring that slide valve lever (3) is resetted, microswitch (13), it is characterized in that, described pressure regulation is unloaded in the valve seat lower end of valve (2) assembly and is provided with off-load valve rod (5), fixedly connected base joint (7) and switch enclosure (12), off-load valve rod (5) head is sphere, valve rod penetrates switch enclosure (12) through base joint (7) and contacts with microswitch (13) shell fragment in the switch enclosure (12) below it, and microswitch (13) is connected on the control circuit with main power switch; The valve seat lower end cooperates the formation ball face sealing with off-load valve rod (5) bulb; Unloading spring (6) is housed below the bulb of off-load valve rod (5) and between the base joint (7).
2. the machine-operated rifle arresting gear of high-pressure wash according to claim 1 is characterized in that described base joint (7) is fixedlyed connected by latch (11) with switch enclosure (12).
3. the machine-operated rifle arresting gear of high-pressure wash according to claim 1; it is characterized in that; the valve rod head of described off-load valve rod (5) is a ball-type; form ball face sealing and use sealing ring (9,10), sealing plain cushion (8) and sealing ring (9), sealing plain cushion (8) sealing respectively with valve seat with base joint (7) and switch enclosure (12) cooperation place.
4. the machine-operated rifle arresting gear of high-pressure wash according to claim 1 is characterized in that the switch cover (14) above the described switch enclosure (12) is fixedlyed connected fastening by tapping screw with switch enclosure (12) with sealing gasket.
5. the machine-operated rifle arresting gear of high-pressure wash according to claim 3 is equipped with unloading spring (6) between described sealing plain cushion (8) and base joint (7) bottom surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200680477U CN201008816Y (en) | 2007-03-22 | 2007-03-22 | High pressure cleaning machine gun stopping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200680477U CN201008816Y (en) | 2007-03-22 | 2007-03-22 | High pressure cleaning machine gun stopping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201008816Y true CN201008816Y (en) | 2008-01-23 |
Family
ID=39043748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200680477U Expired - Fee Related CN201008816Y (en) | 2007-03-22 | 2007-03-22 | High pressure cleaning machine gun stopping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201008816Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102755971A (en) * | 2012-07-18 | 2012-10-31 | 梁福根 | Airbag ball pressure controller of high-pressure washer |
| CN105642594A (en) * | 2016-01-20 | 2016-06-08 | 台州市啊瓦诺机电有限公司 | Gun shutoff and delayed shutdown device on high-pressure cleaning machine |
| CN107214010A (en) * | 2017-07-14 | 2017-09-29 | 宁波汇力电器有限公司 | A kind of band closes the discharging device of rifle stopping function |
-
2007
- 2007-03-22 CN CNU2007200680477U patent/CN201008816Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102755971A (en) * | 2012-07-18 | 2012-10-31 | 梁福根 | Airbag ball pressure controller of high-pressure washer |
| CN105642594A (en) * | 2016-01-20 | 2016-06-08 | 台州市啊瓦诺机电有限公司 | Gun shutoff and delayed shutdown device on high-pressure cleaning machine |
| CN107214010A (en) * | 2017-07-14 | 2017-09-29 | 宁波汇力电器有限公司 | A kind of band closes the discharging device of rifle stopping function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG TONTOP PUMPS CO., LTD. Free format text: FORMER OWNER: XU MEIJUAN Effective date: 20120401 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 215007 SUZHOU, JIANGSU PROVINCE TO: 317500 TAIZHOU, ZHEJIANG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120401 Address after: 317500, Zhejiang City, Wenling Province West Street industrial city on the south side of Kowloon Avenue Patentee after: Zhejiang TONTOP Pumps Co., Ltd. Address before: Canglang District of Suzhou City, Jiangsu province 215007 pan Xu Road No. 68 City tim garden room 27-409 Patentee before: Xu Meijuan |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080123 Termination date: 20150322 |
|
| EXPY | Termination of patent right or utility model |