CN104858081B - A kind of spray gun used for sprayer - Google Patents

A kind of spray gun used for sprayer Download PDF

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Publication number
CN104858081B
CN104858081B CN201510308693.5A CN201510308693A CN104858081B CN 104858081 B CN104858081 B CN 104858081B CN 201510308693 A CN201510308693 A CN 201510308693A CN 104858081 B CN104858081 B CN 104858081B
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CN
China
Prior art keywords
gun body
microswitch
quick
spanner
spray gun
Prior art date
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Active
Application number
CN201510308693.5A
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Chinese (zh)
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CN104858081A (en
Inventor
张晓兵
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Crosstec Co Ltd
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Suzhou Crosstec Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
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Priority to CN201510308693.5A priority Critical patent/CN104858081B/en
Publication of CN104858081A publication Critical patent/CN104858081A/en
Application granted granted Critical
Publication of CN104858081B publication Critical patent/CN104858081B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B12/00Arrangements for controlling delivery; Arrangements for controlling the spray area
    • B05B12/002Manually-actuated controlling means, e.g. push buttons, levers or triggers
    • B05B12/0022Manually-actuated controlling means, e.g. push buttons, levers or triggers associated with means for restricting their movement
    • B05B12/0024Manually-actuated controlling means, e.g. push buttons, levers or triggers associated with means for restricting their movement to a single position
    • B05B12/0026Manually-actuated controlling means, e.g. push buttons, levers or triggers associated with means for restricting their movement to a single position to inhibit delivery
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B9/00Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
    • B05B9/03Spraying 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
    • B05B9/04Spraying 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
    • B05B9/0403Spraying 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B12/00Arrangements for controlling delivery; Arrangements for controlling the spray area
    • B05B12/002Manually-actuated controlling means, e.g. push buttons, levers or triggers

Abstract

The invention discloses a kind of spray gun used for sprayer, including the gun body with trigger gear, the front portion of the gun body is provided with dismountable Quick-change nozzle, motor is provided with the gun body, water pump, control valve and electric supply installation, the water inlet connection water inlet pipe of the water pump, the delivery port of the water pump is connected to Quick-change nozzle through control valve, the trigger gear includes the spanner being articulated in the gun body, transmission mechanism and resetting-mechanism, the gun body is provided with limiting section, the spanner is placed between the resetting-mechanism and the limiting section, the spanner microswitch that controlled motor works in the case of untouched is set to be in normally open, touched when using after the spanner through the transmission mechanism triggering microswitch.The spray gun used for sprayer that the present invention is provided, rational in infrastructure, compact in design, function is reliable.

Description

A kind of spray gun used for sprayer
Technical field
The present invention relates to sprayer technical field, more particularly to a kind of spray gun used for sprayer.
Background technology
Current spray gun of sprayer generally comprises gun body, and the front end of gun body is provided with dismountable Quick-change nozzle, the bottom of gun body Portion has a water supply connector, is provided with motor, pump, control valve and electric supply installation in gun body, and water supply connector is entered by water inlet pipe and pump The mouth of a river is connected, and the delivery port of pump is connected by the water inlet interface of connecting tube and control valve, and the delivery port of control valve passes through outlet pipe Connected with Quick-change nozzle, the trigger gear of current this spray gun includes the control spanner being articulated on handle, control spanner is close Pivot end is connected with spring provided with control convex tendon between joystick and gun body handle, and control wrench, control are touched when using Convex tendon triggers the microswitch of battery case, and now electric supply installation is powered to motor, and motor drives pump work, makes in spray gun outer water tank Water after water supply connector, water inlet pipe, pump, connecting tube, control valve and outlet pipe from Quick-change nozzle spray, when not in use unclamp control Spanner processed, control wrench resets under the action of the spring.
The microswitch of this structure is arranged in battery case, and battery case is arranged in handle, causes the body of handle Product is larger to be inconvenient to grip, and the control convex tendon of the trigger gear used at present is set according to the position of microswitch Put so that the structure of whole spray gun is not compact, and back-moving spring is between handle and control spanner, therefore trigger is filled The structure put awaits optimizing, further to optimize the structure of spray gun.
The content of the invention
It is an object of the present invention to provide a kind of spray gun used for sprayer, its trigger gear reasonable in design, compact in design, function Reliably.
Based on above mentioned problem, the technical scheme that the present invention is provided is:
A kind of spray gun used for sprayer, including the gun body with trigger gear, the front portion of the gun body is provided with dismountable fast Change and motor, water pump, control valve and electric supply installation are provided with nozzle, the gun body, the water inlet connection water inlet pipe of the water pump, institute State the delivery port of water pump and be connected to Quick-change nozzle through control valve, spanner that the trigger gear includes being articulated in the gun body, Transmission mechanism and resetting-mechanism, the gun body are provided with limiting section, and the spanner is placed in the resetting-mechanism and the limiting section Between, the spanner microswitch that controlled motor works in the case of untouched is in normally open, touched when using Move after the spanner through the transmission mechanism triggering microswitch.
Further, the transmission mechanism includes switch lever and switch drive link, and the switch lever is set including rotation Put the rotation section in the first fix bar of the gun body and the first driving section and second being arranged in the rotation section circumference Driving section, first driving section is resisted against on the control convex portion of the spanner, and second driving section is resisted against the switch One end of drive link, the other end of the switch drive link is resisted against on the control key of microswitch.
Further, the resetting-mechanism is torsion spring, and the torsion spring is set in the second fix bar of the gun body and it Two legs are resisted against the side of the gag lever post and the spanner in the gun body respectively.
Further, the microswitch includes microswitch container and is arranged on the microswitch container Interior microswitch, the microswitch container is provided with the switch hole stretched out for the control key, the control key upper cover Provided with seal cap and the seal cap stretching switch hole, it is provided between the microswitch container top and the gun body Sealing ring.
Further, the electric supply installation includes lithium battery and the lithium electric protection plate being connected with the lithium battery, the lithium Electric protection plate is connected with charger, and the gun body is made up of the first casing and the second casing, first casing and described second Casing is correspondingly provided with the first dividing plate and second partition in the periphery of the electric supply installation, after the first, second casing split First, second dividing plate forms the separate cavities of the electric supply installation.
Further, the contact surface of first dividing plate and the second partition is provided with sealing strip.
Further, insulation board is provided between the lithium battery and the lithium electric protection plate.
Further, the lithium electric protection plate is provided with charging indicator light, the gun body bottom and the charging indicator light pair The position answered is provided with Transparent lamp shade.
Further, the water inlet end of the water inlet pipe is connected with quick union.
Further, the Quick-change nozzle includes Quick-change nozzle body and the cap of spraying nozzle being arranged on the Quick-change nozzle body, The Quick-change nozzle body is connected with extension rod, and the quick mother that the extension rod is connected to through quick pin end in the gun body connects Head.
Compared with prior art, it is an advantage of the invention that:
1. using technical scheme, the trigger gear is including the spanner being articulated in gun body, transmission mechanism and answers Position torsion spring, spanner is touched when using can touch the microswitch that controlled motor works by transmission mechanism, when not in use Resetted by reduction torsion spring, compact conformation, function is reliable so that the structure of whole spray gun is compacter;
2. using technical scheme, electric supply installation is placed directly within gun body, by being arranged on gun body casing Dividing plate is isolated electric supply installation, reduces the battery case used in the prior art, simplifies the structure of electric supply installation, optimizes spray gun Structure;
3. using technical scheme, microswitch is separately provided, the space in gun body is made full use of, makes Gun body inner space is more reasonable, so that the structure of spray gun is compacter.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, being used required in being described below to embodiment Accompanying drawing be briefly described, drawings in the following description are only some embodiments of the present invention, for the common skill in this area For art personnel, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of spray gun used for sprayer embodiment of the invention;
Fig. 2 is the partial enlarged drawing at A 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:1st, the first casing;11st, the first dividing plate;12nd, the first fix bar;13rd, gag lever post;14th, the second fix bar;15、 Limiting section;2nd, motor;21st, reductor;211st, gear wheel;212nd, little gear;213rd, duplex-gear;3rd, water pump;31st, pump gear;4、 Control valve;41st, valve element;42nd, water inlet;43rd, delivery port;5th, lithium battery;6th, lithium electric protection plate;61st, charger;62nd, clear lamp Cover;7th, trigger gear;71st, spanner;72nd, resetting-mechanism;73rd, switch lever;731st, rotation section;732nd, the first driving section;733、 Second driving section;74th, drive link is switched;75th, secure latch;8th, microswitch;81st, microswitch container;82nd, fine motion Switch;83rd, control key;84th, seal cap;9th, water inlet pipe;91st, quick union;10th, quick female joint;100th, Quick-change nozzle body; 101st, cap of spraying nozzle;102nd, extension rod;103rd, quick pin end.
Embodiment
Such scheme is described further below in conjunction with specific embodiment.It should be understood that these embodiments are to be used to illustrate The present invention and be not limited to limit the scope of the present invention.The implementation condition used in embodiment can be done according to the condition of specific producer Further adjustment, unreceipted implementation condition is usually the condition in normal experiment.
It is embodiments of the invention there is provided a kind of spray gun used for sprayer referring to Fig. 1-5, it is included with trigger gear Gun body, the front portion of gun body is provided with dismountable Quick-change nozzle, provided with motor 2, water pump 3, control valve 4 and power supply dress in gun body Put, the water inlet connection water inlet pipe 9 of water pump 3, the delivery port of water pump 3 is connected to Quick-change nozzle through control valve 4, the trigger gear bag The spanner 71 being articulated in gun body, transmission mechanism and resetting-mechanism 72 are included, limiting section 15 is provided with gun body, spanner is placed in reset Between mechanism 72 and limiting section 15, in the case where spanner 71 is untouched, the microswitch 82 of controlled motor work is in often Open state, touches after spanner 71 when using through transmission mechanism triggering microswitch 82.
The transmission mechanism includes switch lever 73 and switch drive link 74, and switch lever 73 includes being rotatably arranged on gun body the The first driving section 732 and the second driving section 733 on rotation section 731 and the setting circumference of rotation section 731 in one fix bar 12, its In the first driving section 732 be resisted against on the control convex portion of spanner 71, the second driving section 733 be resisted against switch drive link 74 one End, the other end of switch drive link 74 is resisted against on the control key 82 of microswitch, is additionally provided with and is passed for supporting switch in gun body The chute of lever 74, it is torsion spring that resetting-mechanism 72, which is arranged on resetting-mechanism 72 in the opposite side of control convex portion, this example, and torsion spring is arranged In the second fix bar 14 of gun body and two leg is resisted against the side of the gag lever post 13 and spanner 71 in gun body respectively, make Used time touch spanner 71, spanner 71 to handle it is close and control convex portion by the first driving section 732 to switch lever 73 exert a force make It is rotated, and now the pull switch drive link 74 of the second driving section 733 moves and triggers the control key 83 of microswitch 82, motor 2 Work and drive water pump 3 to work, make the water in spray gun outer water tank after water inlet pipe 9, water pump 3, control valve 4 and outlet pipe from quick change Nozzle sprays, and spanner 71 is unclamped when not in use, spanner 71 resets under torsion spring effect, in order to trigger action next time.
Water pump 3 is gear pump in this example, and motor 2 is connected through reductor 21 with gear pump transmission, and the output shaft of motor 2 drives Little gear 212 is rotated, and little gear 212 drives gear wheel 211 to rotate through duplex-gear 213, in the output shaft of gear wheel 211 and water pump Pump gear 31 is connected, and control valve 4 is tee ball valve, and two water outlet mouthpieces 43 of tee ball valve are connected by outlet pipe respectively To fixed nozzle and Quick-change nozzle, the valve element 41 of control valve is connected with the knob for protruding from gun body.
Microswitch 8 is provided separately within the transmission mechanism side of trigger gear in the present invention, and microswitch 8 is wrapped Include and set on microswitch container 81 and the microswitch 82 being arranged in microswitch container 81, microswitch container 81 There is the switch hole stretched out for control key 83, seal cap 84 is covered with control key 83 and the seal cap 84 stretches out switch hole, is opened Close drive link 74 to be resisted against in seal cap 84, in order to further improve the sealing effectiveness of microswitch, hold in microswitch Put and sealing ring is provided between the top of box 81 and gun body, it is to avoid leak influences the work of microswitch in the spray gun course of work.
Electric supply installation includes lithium battery 5 and the lithium electric protection plate 6 being connected with lithium battery 5, and lithium electric protection plate 6 is connected with charging Device 61, gun body includes the first casing 1 and the second casing (not shown), the electric supply installation on the first casing 1 and the second casing Periphery be correspondingly provided with the first dividing plate 11 and second partition, electric supply installation will be formed after the first casing 1 and the second casing split Do not use battery case to seal electric supply installation in separate cavities, this example, the volume of handle can be greatly reduced so that handle is more It is easy to grip, so that the more compact structure of spray gun is rationally, can also be the in order to further improve the sealing effectiveness of electric supply installation Sealing strip is set on the contact surface of one dividing plate 11 and second partition.
In order to further optimize the implementation result of the present invention, insulation is additionally provided between lithium battery 5 and lithium electric protection plate 6 Plate, can avoid lithium battery 5 from puncturing caused short circuit problem by the electrical equipment on lithium electric protection plate 6.
Electric supply installation is charged for convenience, lithium electric protection plate 6 has charging indicator light, gun body bottom with The corresponding position of charging indicator light is provided with Transparent lamp shade 62, and indicator lamp is red when filling, is gone out full of back light, charging indicator light Operation principle is prior art, and the present invention is not repeated here.
In order to prevent false touch spanner 71, secure latch 75 is connected with the movable end of spanner 71, will when without using spray gun Secure latch 75 turns to the position vertical with spanner 71 around spanner 71, it is withstood on the handle of gun body, and spanner 71 i.e. can not It is touched, when using spray gun, secure latch 75 is rotated to the position flushed with spanner 71, you can touch spanner 71.
The water inlet end of water inlet pipe 9 is connected with quick union 91 in this example, is connected to connect to connect soon after flexible pipe outside spray gun Water tank.
In order to increase the jet length of spray gun, while also mitigating the Quick-change nozzle bag in the labor intensity of user, this example Quick-change nozzle body 100 and the cap of spraying nozzle 101 being arranged on Quick-change nozzle body 100 are included, Quick-change nozzle body 100 is connected with extension rod 102, the extension rod 102 is connected to the quick female joint 10 in gun body through quick pin end 103.
The foregoing examples are merely illustrative of the technical concept and features of the invention, its object is to allow the person skilled in the art to be Present disclosure can be understood and implemented according to this, it is not intended to limit the scope of the present invention.It is all smart according to the present invention Equivalent transformation or modification that refreshing essence is done, should all be included within the scope of the present invention.

Claims (7)

1. a kind of spray gun used for sprayer, including the gun body with trigger gear, the front portion of the gun body are provided with dismountable quick change Motor (2), water pump (3), control valve (4) and electric supply installation are provided with nozzle, the gun body, the water inlet of the water pump (3) connects Water pipe (9) is tapped into, the delivery port of the water pump (3) is connected to Quick-change nozzle through control valve (4), it is characterised in that:Trigger gear Including the spanner (71), transmission mechanism and resetting-mechanism (72) being articulated in the gun body, the gun body is provided with limiting section (15), the spanner (71) is placed between the resetting-mechanism (72) and the limiting section (15), makes the spanner (71) not The microswitch (82) that controlled motor works in the case of being touched is in normally open, is touched when using after the spanner (71) The microswitch (82) is triggered through the transmission mechanism;
The electric supply installation includes lithium battery (5) and the lithium electric protection plate (6) being connected with the lithium battery (5), and the lithium electricity is protected Backplate (6) is connected with charger (61), and the gun body is made up of the first casing (1) and the second casing, first casing (1) and Second casing is correspondingly provided with the first dividing plate (11) and second partition in the periphery of the electric supply installation, by described first, First, second dividing plate forms the separate cavities of the electric supply installation after two casing splits, first dividing plate (11) and described The contact surface of second partition is provided with sealing strip;
Microswitch (8) is additionally provided with the gun body, the microswitch (8) includes microswitch container (81) With the microswitch (82) being arranged in the microswitch container (81), the microswitch container (81) is provided with confession Seal cap (84) is covered with the switch hole that control key (83) stretches out, the control key (83) and the seal cap (84) stretches out institute Switch hole is stated, sealing ring is provided between microswitch container (81) top and the gun body.
2. spray gun used for sprayer according to claim 1, it is characterised in that:The transmission mechanism includes switch lever (73) With switch drive link (74), the switch lever (73) includes being rotatably arranged on turning in the first fix bar (12) of the gun body Dynamic portion (731) and the first driving section (732) and the second driving section (733) being arranged in the rotation section (731) circumference, it is described First driving section (732) is resisted against on the control convex portion of the spanner (71), and second driving section (733) is resisted against described open One end of drive link (74) is closed, the other end of the switch drive link (74) is resisted against the control key (83) of microswitch (82) On.
3. spray gun used for sprayer according to claim 1, it is characterised in that:The resetting-mechanism (72) is torsion spring, described Torsion spring is set in the second fix bar (14) of the gun body and two leg is resisted against the gag lever post in the gun body respectively (13) and the spanner (71) side.
4. spray gun used for sprayer according to claim 1, it is characterised in that:The lithium battery (5) and the lithium electric protection Insulation board is provided between plate (6).
5. spray gun used for sprayer according to claim 1, it is characterised in that:The lithium electric protection plate (6) refers to provided with charging Show lamp, gun body bottom position corresponding with the charging indicator light is provided with Transparent lamp shade (62).
6. spray gun used for sprayer according to claim 1, it is characterised in that:The water inlet end of the water inlet pipe (9) is connected with Quick union (91).
7. spray gun used for sprayer according to claim 1, it is characterised in that:The Quick-change nozzle includes Quick-change nozzle body (100) and the cap of spraying nozzle (101) that is arranged on the Quick-change nozzle body (100), the Quick-change nozzle body (100) is connected with extension Bar (102), the extension rod (102) is connected to the quick female joint (10) in the gun body through quick pin end (103).
CN201510308693.5A 2015-06-08 2015-06-08 A kind of spray gun used for sprayer Active CN104858081B (en)

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CN201510308693.5A CN104858081B (en) 2015-06-08 2015-06-08 A kind of spray gun used for sprayer

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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

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CN104858081B true CN104858081B (en) 2017-10-20

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN209510562U (en) 2015-11-20 2019-10-18 苏州宝时得电动工具有限公司 Handheld high-voltage cleaning machine
CN108787552B (en) * 2017-04-28 2023-10-10 苏州宝时得电动工具有限公司 High-pressure 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

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CN2907914Y (en) * 2006-03-31 2007-06-06 褚孟品 Spray gun
CN101396680A (en) * 2007-09-25 2009-04-01 周立伟 Continuous sprayer and spraying control method
CN101992164A (en) * 2010-08-04 2011-03-30 苏州智泽电动工具有限公司 Spray gun for dual-nozzle sprayer
CN203648753U (en) * 2013-12-17 2014-06-18 台州东泰塑胶有限公司 Dual-purpose electric sprayer
CN204746672U (en) * 2015-06-08 2015-11-11 苏州科劳斯贸易有限公司 Spray gun for atomizer

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2907914Y (en) * 2006-03-31 2007-06-06 褚孟品 Spray gun
CN101396680A (en) * 2007-09-25 2009-04-01 周立伟 Continuous sprayer and spraying control method
CN101992164A (en) * 2010-08-04 2011-03-30 苏州智泽电动工具有限公司 Spray gun for dual-nozzle sprayer
CN203648753U (en) * 2013-12-17 2014-06-18 台州东泰塑胶有限公司 Dual-purpose electric sprayer
CN204746672U (en) * 2015-06-08 2015-11-11 苏州科劳斯贸易有限公司 Spray gun for atomizer

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