CN104858081A - Spraying gun for sprayer - Google Patents
Spraying gun for sprayer Download PDFInfo
- Publication number
- CN104858081A CN104858081A CN201510308693.5A CN201510308693A CN104858081A CN 104858081 A CN104858081 A CN 104858081A CN 201510308693 A CN201510308693 A CN 201510308693A CN 104858081 A CN104858081 A CN 104858081A
- Authority
- CN
- China
- Prior art keywords
- rifle body
- microswitch
- spray gun
- quick
- spanner
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/002—Manually-actuated controlling means, e.g. push buttons, levers or triggers
- B05B12/0022—Manually-actuated controlling means, e.g. push buttons, levers or triggers associated with means for restricting their movement
- B05B12/0024—Manually-actuated controlling means, e.g. push buttons, levers or triggers associated with means for restricting their movement to a single position
- B05B12/0026—Manually-actuated controlling means, e.g. push buttons, levers or triggers associated with means for restricting their movement to a single position to inhibit delivery
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
- B05B9/03—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
- B05B9/04—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump
- B05B9/0403—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump with pumps for liquids or other fluent material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/002—Manually-actuated controlling means, e.g. push buttons, levers or triggers
Landscapes
- Nozzles (AREA)
Abstract
The invention discloses a spraying gun for a sprayer. The spraying gun comprises a gun body with a trigger device. A detachable rapid-replacing spraying nozzle is arranged at the front part of the gun body, and the gun body is internally provided with a motor (2), a water pump (3), a control valve (4) and a power supply device. A water inlet of the water pump (3) is connected with a water inlet pipe (9), and a water outlet of the water pump (3) is connected to the rapid-replacing spraying nozzle through the control valve (4). The trigger device comprises a wrench (71) pivoted to the gun body, a transmission mechanism and a reset mechanism (72), the gun body is provided with a limiting part (15), the wrench (71) is arranged between the reset mechanism (72) and the limiting part (15), the wrench (71) is used for controlling a microswitch (82) for the work of the motor to be in a normally-open state under the un-triggered condition, and in the using process, the microswitch (82) is triggered through the transmission mechanism after the wrench (71) is triggered. The spraying gun for the sprayer is reasonable in structure, compact in layout and reliable in function.
Description
Technical field
The present invention relates to sprayer technical field, particularly a kind of spray gun used for sprayer.
Background technology
Current spray gun of sprayer generally comprises rifle body, the front end of rifle body is provided with dismountable Quick-change nozzle, the bottom of rifle body has water supply connector, motor is provided with in rifle body, pump, control valve and electric supply installation, water supply connector is connected with the water inlet of pump by water inlet pipe, the delivery port of pump is connected with the water inlet interface of control valve by tube connector, the delivery port of control valve is communicated with Quick-change nozzle by outlet pipe, the trigger gear of current this spray gun comprises the control spanner be articulated on handle, control spanner and be provided with control convex tendon near pivot end, spring is connected with between joystick and rifle body handle, touch during use and control wrench, control the microswitch that convex tendon triggers battery case, now electric supply installation is to feeding electric motors, driven by motor pump work, make water in spray gun outer water tank through water supply connector, water inlet pipe, pump, tube connector, spray from Quick-change nozzle after control valve and outlet pipe, control spanner is unclamped when not using, control wrench to reset under the action of the spring.
The microswitch of this structure is arranged in battery case, and battery case is arranged in handle, cause that the volume of handle is larger is inconvenient to grip, and the control convex tendon of the trigger gear adopted at present carries out arranging according to the position of microswitch, make the structure of whole spray gun not compact, and back-moving spring is exposed to handle and controls between spanner, therefore the structure of trigger gear awaits being optimized, to optimize the structure of spray gun further.
Summary of the invention
The object of the invention is to provide a kind of spray gun used for sprayer, its trigger gear reasonable in design, compact in design, reliable in function.
Based on the problems referred to above, technical scheme provided by the invention is:
A kind of spray gun used for sprayer, comprise the rifle body with trigger gear, the front portion of described rifle body is provided with dismountable Quick-change nozzle, motor is provided with in described rifle body, water pump, control valve and electric supply installation, the water inlet of described water pump connects water inlet pipe, the delivery port of described water pump is connected to Quick-change nozzle through control valve, described trigger gear comprises the spanner be articulated on described rifle body, transmission mechanism and resetting-mechanism, described rifle body is provided with limiting section, described spanner is placed between described resetting-mechanism and described limiting section, the microswitch making described spanner control machine operation in intact situation is in normally open, described microswitch is triggered through described transmission mechanism after touching described spanner during use.
Further, described transmission mechanism comprises switch lever and switch drive link, described switch lever comprises first driving section and the second driving section of rotating and being arranged on rotation section on the first fixed bar of described rifle body and be arranged in the circumference of described rotation section, described first driving section is resisted against on the control protuberance of described spanner, described second driving section is resisted against one end of described switch drive link, and the other end of described switch drive link is resisted against on the control key of microswitch.
Further, described resetting-mechanism is torsion spring, on the second fixed bar that described torsion spring set is located at described rifle body and two leg is resisted against the side of gag lever post on described rifle body and described spanner respectively.
Further, described microswitch comprises microswitch container and is arranged on the microswitch in described microswitch container, described microswitch container is provided with the switch hole stretched out for described control key, described control key is covered with sealing cap and described sealing cap stretches out described switch hole, between described microswitch container top and described rifle body, is provided with sealing ring.
Further; the lithium electric protection plate that described electric supply installation comprises lithium battery and is connected with described lithium battery; described lithium electric protection plate is connected with charger; described rifle body is made up of the first casing and the second casing; described first casing and described second casing are provided with the first dividing plate and second partition in the periphery correspondence of described electric supply installation, first, second dividing plate described after first, second casing split described are formed the separate cavities of described electric supply installation.
Further, the contact surface of described first dividing plate and described second partition is provided with sealing strip.
Further, insulation board is provided with between described lithium battery and described lithium electric protection plate.
Further, described lithium electric protection plate is provided with charging indicator light, and bottom described rifle body, the position corresponding with described charging indicator light is provided with Transparent lamp shade.
Further, the water inlet end of described water inlet pipe is connected with quick union.
Further, described Quick-change nozzle comprises Quick-change nozzle body and is arranged on the cap of spraying nozzle on described Quick-change nozzle body, and described Quick-change nozzle body is connected with extension rod, and described extension rod is connected to the quick female joint on described rifle body through quick male joint.
Compared with prior art, advantage of the present invention is:
1. adopt technical scheme of the present invention, this trigger gear comprises the spanner, transmission mechanism and the reduction torsion spring that are articulated on rifle body, touch spanner during use and touch the microswitch controlling machine operation by transmission mechanism, resetted by reduction torsion spring when not using, compact conformation, reliable in function, makes the structure of whole spray gun compacter;
2. adopt technical scheme of the present invention, electric supply installation is directly placed in rifle body, by rifle body casing is arranged on dividing plate, electric supply installation is isolated, reduce the battery case adopted in prior art, simplify the structure of electric supply installation, optimize the structure of spray gun;
3. adopt technical scheme of the present invention, microswitch is arranged separately, makes full use of the space in rifle body, make rifle body inner space more reasonable, thus make the structure of spray gun compacter.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of spray gun used for sprayer embodiment of the present invention;
Fig. 2 is the partial enlarged drawing at A place in Fig. 1;
Fig. 3 is the structural representation of electric-motor pump in the embodiment of the present invention;
Fig. 4 is the structural representation of tee ball valve in the embodiment of the present invention;
Fig. 5 is the structural representation of Quick-change nozzle in the embodiment of the present invention;
Wherein: 1, the first casing; 11, the first dividing plate; 12, the first fixed bar; 13, gag lever post; 14, the second fixed bar; 15, limiting section; 2, motor; 21, reductor; 211, gear wheel; 212, pinion; 213, duplex-gear; 3, water pump; 31, pump gear; 4, control valve; 41, spool; 42, water inlet; 43, delivery port; 5, lithium battery; 6, lithium electric protection plate; 61, charger; 62, Transparent lamp shade; 7, trigger gear; 71, spanner; 72, resetting-mechanism; 73, switch lever; 731, rotation section; 732, the first driving section; 733, the second driving section; 74, switch drive link; 75, secure latch; 8, microswitch; 81, microswitch container; 82, microswitch; 83, control key; 84, sealing cap; 9, water inlet pipe; 91, quick union; 10, female joint fast; 100, Quick-change nozzle body; 101, cap of spraying nozzle; 102, extension rod; 103, male joint fast.
Detailed description of the invention
Below in conjunction with specific embodiment, such scheme is described further.Should be understood that these embodiments are not limited to for illustration of the present invention limit the scope of the invention.The implementation condition adopted in embodiment can do further adjustment according to the condition of concrete producer, and not marked implementation condition is generally the condition in normal experiment.
See Fig. 1-5, for embodiments of the invention, a kind of spray gun used for sprayer is provided, it comprises the rifle body with trigger gear, the front portion of rifle body is provided with dismountable Quick-change nozzle, motor 2 is provided with in rifle body, water pump 3, control valve 4 and electric supply installation, the water inlet of water pump 3 connects water inlet pipe 9, the delivery port of water pump 3 is connected to Quick-change nozzle through control valve 4, this trigger gear comprises the spanner 71 be articulated on rifle body, transmission mechanism and resetting-mechanism 72, rifle body is provided with limiting section 15, spanner is placed between resetting-mechanism 72 and limiting section 15, in the intact situation of spanner 71, the microswitch 82 controlling machine operation is in normally open, microswitch 82 is triggered through transmission mechanism after touching spanner 71 during use.
This transmission mechanism comprises switch lever 73 and switch drive link 74, switch lever 73 comprises the first driving section 732 and the second driving section 733 that rotation is arranged on the rotation section 731 on rifle body first fixed bar 12 and arranges in the circumference of rotation section 731, wherein the first driving section 732 is resisted against on the control protuberance of spanner 71, second driving section 733 is resisted against one end of switch drive link 74, the other end of switch drive link 74 is resisted against on the control key 82 of microswitch, rifle body is also provided with the chute for supporting switch drive link 74, resetting-mechanism 72 is arranged on the opposite side controlling protuberance, in this example, resetting-mechanism 72 is torsion spring, on the second fixed bar 14 that torsion spring set is located at rifle body and two leg is resisted against the side of gag lever post 13 on rifle body and spanner 71 respectively, spanner 71 is touched during use, spanner 71 is close and control protuberance and make it rotate by the 732 pairs of switch levers 73 in the first driving section force to handle, now the second driving section 733 pull switch drive link 74 moves and triggers the control key 83 of microswitch 82, motor 2 works and drives water pump 3 to work, make water in spray gun outer water tank through water inlet pipe 9, water pump 3, spray from Quick-change nozzle after control valve 4 and outlet pipe, spanner 71 is unclamped when not using, spanner 71 resets under torsion spring effect, so that trigger action next time.
In this example, water pump 3 is gear pump, motor 2 is connected with gear pump transmission through reductor 21, the output shaft of motor 2 drives pinion 212 to rotate, pinion 212 drives gear wheel 211 to rotate through duplex-gear 213, pump gear 31 in gear wheel 211 output shaft and water pump is in transmission connection, control valve 4 is tee ball valve, and two water outlet mouthpieces 43 of tee ball valve are connected to fixed nozzle and Quick-change nozzle respectively by outlet pipe, and the spool 41 of control valve is connected with the knob protruding from rifle body.
In the present invention, microswitch 8 is arranged on separately the transmission mechanism side of trigger gear, the microswitch 82 that microswitch 8 comprises microswitch container 81 and is arranged in microswitch container 81, microswitch container 81 is provided with the switch hole stretched out for control key 83, control key 83 is covered with sealing cap 84 and sealing cap 84 stretches out switch hole, switch drive link 74 is resisted against on sealing cap 84, in order to improve the sealing effectiveness of microswitch further, sealing ring is provided with between the top of microswitch container 81 and rifle body, avoiding leaks in the spray gun course of work affects the work of microswitch.
The lithium electric protection plate 6 that electric supply installation comprises lithium battery 5 and is connected with lithium battery 5, lithium electric protection plate 6 is connected with charger 61, rifle body comprises the first casing 1 and the second casing (not shown), on the first casing 1 and the second casing, the periphery correspondence of electric supply installation is provided with the first dividing plate 11 and second partition, the separate cavities of electric supply installation will be formed after first casing 1 and the second casing split, battery case is not adopted to seal electric supply installation in this example, greatly can reduce the volume of handle, handle is made to be more convenient for gripping, thus make the more compact structure of spray gun reasonable, in order to improve the sealing effectiveness of electric supply installation further, also sealing strip can be set on the contact surface of the first dividing plate 11 and second partition.
In order to optimize implementation result of the present invention further, between lithium battery 5 and lithium electric protection plate 6, being also provided with insulation board, lithium battery 5 can be avoided to be punctured by the electrical equipment on lithium electric protection plate 6 short circuit problem caused.
Conveniently electric supply installation is charged; lithium electric protection plate 6 has been provided with charging indicator light; position corresponding with charging indicator light bottom rifle body is provided with Transparent lamp shade 62; when to fill, indicator lamp is for red; be full of back light to go out; the operation principle of charging indicator light is prior art, and the present invention does not repeat herein.
In order to prevent false touch spanner 71, secure latch 75 is connected with at the movable end of spanner 71, when not using spray gun, secure latch 75 is turned to the position vertical with spanner 71 around spanner 71, make on its handle withstanding on rifle body, namely spanner 71 cannot be touched, when using spray gun, secure latch 75 being rotated the position to flushing with spanner 71, spanner 71 can be touched.
In this example, the water inlet end of water inlet pipe 9 is connected with quick union 91, so that connection is connected to the water tank outside spray gun after connecing flexible pipe soon.
In order to increase the jet length of spray gun, also alleviate the labour intensity of user simultaneously, the cap of spraying nozzle 101 that Quick-change nozzle in this example comprises Quick-change nozzle body 100 and is arranged on Quick-change nozzle body 100, Quick-change nozzle body 100 is connected with extension rod 102, and this extension rod 102 is connected to the quick female joint 10 on rifle body through quick male joint 103.
Above-mentioned example, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalent transformations of doing according to Spirit Essence of the present invention or modification, all should be encompassed within protection scope of the present invention.
Claims (10)
1. a spray gun used for sprayer, comprise the rifle body with trigger gear, the front portion of described rifle body is provided with dismountable Quick-change nozzle, motor (2) is provided with in described rifle body, water pump (3), control valve (4) and electric supply installation, the water inlet of described water pump (3) connects water inlet pipe (9), the delivery port of described water pump (3) is connected to Quick-change nozzle through control valve (4), it is characterized in that: described trigger gear comprises the spanner (71) be articulated on described rifle body, transmission mechanism and resetting-mechanism (72), described rifle body is provided with limiting section (15), described spanner (71) is placed between described resetting-mechanism (72) and described limiting section (15), the microswitch (82) making described spanner (71) control machine operation in intact situation is in normally open, touch described spanner (71) during use and trigger described microswitch (82) by described transmission mechanism.
2. spray gun used for sprayer according to claim 1, it is characterized in that: described transmission mechanism comprises switch lever (73) and switch drive link (74), described switch lever (73) comprises the rotation section (731) and the first driving section (732) be arranged in described rotation section (731) circumference and the second driving section (733) of rotating and being arranged on first fixed bar (12) of described rifle body, described first driving section (732) is resisted against on the control protuberance of described spanner (71), described second driving section (733) is resisted against one end of described switch drive link (74), the other end of described switch drive link (74) is resisted against on the control key (83) of microswitch (82).
3. spray gun used for sprayer according to claim 1, it is characterized in that: described resetting-mechanism (72) is torsion spring, described torsion spring set is located at the side that upper and two leg of second fixed bar (14) of described rifle body is resisted against gag lever post (13) on described rifle body and described spanner (71) respectively.
4. spray gun used for sprayer according to claim 1, it is characterized in that: described microswitch (8) comprises microswitch container (81) and is arranged on the microswitch (82) in described microswitch container (81), described microswitch container (81) is provided with the switch hole stretched out for described control key (83), described control key (83) is covered with sealing cap (84) and described sealing cap (84) stretches out described switch hole, sealing ring is provided with between described microswitch container (81) top and described rifle body.
5. spray gun used for sprayer according to claim 1, it is characterized in that: the lithium electric protection plate (6) that described electric supply installation comprises lithium battery (5) and is connected with described lithium battery (5), described lithium electric protection plate (6) is connected with charger (61), described rifle body is made up of the first casing (1) and the second casing, described first casing (1) and described second casing are provided with the first dividing plate (11) and second partition in the periphery correspondence of described electric supply installation, by described first, after second casing split described first, second partition forms the separate cavities of described electric supply installation.
6. spray gun used for sprayer according to claim 5, is characterized in that: the contact surface of described first dividing plate (11) and described second partition is provided with sealing strip.
7. spray gun used for sprayer according to claim 5, is characterized in that: be provided with insulation board between described lithium battery (5) and described lithium electric protection plate (6).
8. spray gun used for sprayer according to claim 5, is characterized in that: described lithium electric protection plate (6) is provided with charging indicator light, and bottom described rifle body, the position corresponding with described charging indicator light is provided with Transparent lamp shade (62).
9. spray gun used for sprayer according to claim 1, is characterized in that: the water inlet end of described water inlet pipe (9) is connected with quick union (91).
10. spray gun used for sprayer according to claim 1, it is characterized in that: described Quick-change nozzle comprises Quick-change nozzle body (100) and is arranged on the cap of spraying nozzle (101) on described Quick-change nozzle body (100), described Quick-change nozzle body (100) is connected with extension rod (102), and described extension rod (102) is connected to the quick female joint (10) on described rifle body through quick male joint (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510308693.5A CN104858081B (en) | 2015-06-08 | 2015-06-08 | A kind of spray gun used for sprayer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510308693.5A CN104858081B (en) | 2015-06-08 | 2015-06-08 | A kind of spray gun used for sprayer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104858081A true CN104858081A (en) | 2015-08-26 |
| CN104858081B CN104858081B (en) | 2017-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510308693.5A Active CN104858081B (en) | 2015-06-08 | 2015-06-08 | A kind of spray gun used for sprayer |
Country Status (1)
| Country | Link |
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| CN (1) | CN104858081B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107061213A (en) * | 2015-11-20 | 2017-08-18 | 苏州宝时得电动工具有限公司 | Pump unit and Handheld high-voltage cleaning machine |
| CN108451437A (en) * | 2018-05-24 | 2018-08-28 | 苏州萨得尔电动工具有限公司 | cleaning device with spraying function |
| CN108787552A (en) * | 2017-04-28 | 2018-11-13 | 苏州宝时得电动工具有限公司 | Jetting machine |
| CN110694976A (en) * | 2018-07-09 | 2020-01-17 | 苏州宝时得电动工具有限公司 | High pressure cleaning machine |
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| CN108451437A (en) * | 2018-05-24 | 2018-08-28 | 苏州萨得尔电动工具有限公司 | cleaning device with spraying function |
| CN110694976A (en) * | 2018-07-09 | 2020-01-17 | 苏州宝时得电动工具有限公司 | High pressure cleaning machine |
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| Publication number | Publication date |
|---|---|
| CN104858081B (en) | 2017-10-20 |
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