WO2018092995A1 - Appareil d'injection d'air pour nettoyer un véhicule de construction - Google Patents

Appareil d'injection d'air pour nettoyer un véhicule de construction Download PDF

Info

Publication number
WO2018092995A1
WO2018092995A1 PCT/KR2017/004303 KR2017004303W WO2018092995A1 WO 2018092995 A1 WO2018092995 A1 WO 2018092995A1 KR 2017004303 W KR2017004303 W KR 2017004303W WO 2018092995 A1 WO2018092995 A1 WO 2018092995A1
Authority
WO
WIPO (PCT)
Prior art keywords
air
compressed air
flow path
injected
port
Prior art date
Application number
PCT/KR2017/004303
Other languages
English (en)
Korean (ko)
Inventor
서춘성
Original Assignee
이노코퍼레이션 주식회사
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=62145551&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=WO2018092995(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 이노코퍼레이션 주식회사 filed Critical 이노코퍼레이션 주식회사
Publication of WO2018092995A1 publication Critical patent/WO2018092995A1/fr

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
    • B60S3/00—Vehicle cleaning apparatus not integral with vehicles
    • B60S3/04—Vehicle cleaning apparatus not integral with vehicles for exteriors of land vehicles
    • B60S3/044—Hand-held cleaning arrangements with liquid or gas distributing means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/02—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B5/00—Cleaning by methods involving the use of air flow or gas flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B5/00—Cleaning by methods involving the use of air flow or gas flow
    • B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
    • B60S3/00—Vehicle cleaning apparatus not integral with vehicles
    • B60S3/04—Vehicle cleaning apparatus not integral with vehicles for exteriors of land vehicles

Definitions

  • the present invention relates to an air injector for cleaning a construction vehicle, and more particularly, to an air injector installed in a construction vehicle such as an excavator and used to inject compressed air for cleaning and maintenance of the construction vehicle.
  • Korean Registered Utility Model Publication No. 20-0360178 registered on Aug. 17, 2004, hereinafter referred to as “advanced technology” has been proposed a “compressor using a hydraulic device”.
  • the compressor connected to the hydraulic motor by coupling
  • An air distributor having a check valve connected to one side and an air storage tank connector on the other side,
  • the hydraulic motor is equipped with a hydraulic pipe connector to connect the hydraulic input pipe and the hydraulic return pipe with a hydraulic hose.
  • the air distributor has a fin-shaped tube inside, so that compressed air passes through a check valve connected to one side of the fin-shaped tube, an air storage tank connector coupled to the other side, and a distribution port installed at the top.
  • the air storage tank connector is connected to the air distributor and connected to the air storage tank by a hose to enable the air distributor and the compressed air to flow through the air storage tank.
  • the dispensing port is equipped with a valve that uses compressed air by fixedly coupling a hose to the front, and an air coupling that attaches and detaches the hose and uses compressed air, and has an automatic switch and a pressure gauge mounted thereon.
  • the air injector configured by combining an air gun with a conventional compressor including the prior art, the use of the air tank is inevitable for the stable injection of the compressed air, the volume of the device is increased due to the air tank, manufacturing cost is increased There is a problem done.
  • the present invention has been made to solve the above problems, and an object of the present invention is to provide a construction vehicle cleaning air injector that can reduce the size of the device, and reduce the manufacturing cost.
  • an air gun connected to the air compressor by an air hose and for injecting compressed air generated by the air compressor.
  • a body having an inlet and outlet for circulation of compressed air, and an internal flow path connecting the inlet and the outlet;
  • a trigger coupled to the body to open and close the flow path
  • a nozzle mounted to an outlet of the body and having a nozzle formed therein.
  • the nozzle is provided with a flow rate increasing means for the external air is sucked by the compressed air injected through the jet port, to be injected together with the compressed air.
  • the body is the body,
  • It comprises a; tube formed extending toward the front from the upper end of the handle portion,
  • the distribution channel The distribution channel,
  • a first passage connected to a lower end of the inlet and extending vertically in the handle part;
  • a second flow path extending toward the front from the first flow path and open toward the front of the body and on which the trigger is mounted;
  • a third flow path formed to extend upward from the second flow path
  • a front end portion is connected to the outlet and a rear end portion is connected to the third flow passage; a fourth flow passage formed inside the tubular body;
  • the body is provided with intermittent injection means for intermittently spraying the supplied compressed air,
  • the intermittent injection means The intermittent injection means,
  • a valve body mounted to the mounting space and having a receiving space opened downward;
  • An opening / closing opening coupled to the valve body so as to be capable of lifting and lowering, and closing the connection between the third flow passage and the fourth flow passage during the lowering operation;
  • a spring inserted into the receiving space of the valve body to pressurize the opening / closing downward;
  • the opening and closing port repeats the lifting operation by the pressure change of the compressed air applied through the third flow path when the second flow path is opened by the operation of the trigger.
  • the air injection amount can be increased by using the external air by the flow increase means, so that a large amount of air injection can be obtained with a small amount of compressed air, so that the air compressor is generated. Even if the compressed air is used immediately, a sufficient amount of air can be continuously injected. Therefore, by using a small air tank of low capacity or removing the air tank from the device, the device can be miniaturized and manufacturing costs can be reduced. have.
  • the construction vehicle cleaning air injector according to the present invention since the compressed air can be intermittently injected by the intermittent injection means, there is an effect that can prevent the excessive use of the compressed air due to the continuous air injection.
  • FIG. 1 is a block diagram of a construction vehicle cleaning air injector according to an embodiment of the present invention.
  • FIG. 2 is a configuration diagram showing a state in which the air tank is excluded in FIG.
  • Figure 3 is a cross-sectional configuration of the air gun in the construction vehicle cleaning air injector according to an embodiment of the present invention.
  • the construction vehicle cleaning air injector is largely air compressor 100, air gun 200, flow increasing means 300 and intermittent injection Means 400.
  • the air compressor 100 is composed of a known air compressor that generates compressed air.
  • the air compressor 100 is installed in the construction vehicle and is operated by receiving power from the battery of the construction vehicle.
  • An air gun 200 is connected to the air compressor 100 by an air hose 500 and is used to inject compressed air generated by the air compressor 100.
  • a body 240 having an inlet port 210 and an outlet port 220 for distribution of compressed air, and an inner flow path 230 connecting the inlet port 210 and the outlet port 220;
  • a trigger 250 coupled to the body 240 to open and close the flow path 230;
  • a nozzle 260 mounted to the outlet 220 of the body 240 and having a nozzle 261 formed therein.
  • It comprises a; tubular body 242 extending toward the front end of the handle portion 241 forward.
  • the body 240 may be provided with a storage space (not shown) for storing compressed air.
  • This storage space is provided in the interior of the handle portion 241 to be connected to the first flow path 231 to be described later, or consists of a separate air tank (air tank) connected to the first flow path 231 body 240 ) Can be mounted.
  • a first flow path 231 connected to the lower end of the inlet 210 and extending vertically in the handle 241;
  • a second flow path 232 extending toward the front from the first flow path 231 and open to the front of the body 240;
  • a third flow path 233 formed to extend upward from the second flow path 232;
  • the front end is connected to the outlet 220, the rear end is connected to the third flow path 233, the fourth flow path 234 formed inside the tubular body 242; comprises a.
  • the air hose 500 is connected to the inlet 210 by pneumatic fitting or coupling, and the compressed air supplied from the air compressor 100 to the air gun 200 through the air hose 500. Air is injected through the nozzle 260 through the first passage 231, the second passage 232, the third passage 233, the fourth passage 234, and the outlet 220.
  • the first flow path 231 is formed to open to the upper side of the body 240
  • the pressure gauge 700 may be mounted on the upper end of the open first flow path (231).
  • the pressure gauge 700 may be configured to actuate or stop the air compressor 100 according to the pressure of the compressed air acting on the first flow path 231 by applying a function of a pressure switch as necessary.
  • the pressure switch may be separately provided to be installed in the air compressor 100 or the air hose 500 as necessary.
  • the trigger 250 is mounted on the second flow path 232 to open and close the second flow path 232.
  • the trigger 250 the internal structure is not shown in detail, the shape and internal structure of the trigger 250, the user pulls the trigger 250 to the second flow path 232
  • the trigger 250 When the trigger 250 is released and the trigger 250 is released, it may be returned to the present invention and may be variously applied within a range capable of closing the second flow path 232.
  • the nozzle 260 is mounted to the outlet 220 by being screwed inside the front end of the tubular body 242.
  • the ejection opening 261 of the nozzle 260 is formed to have a diameter smaller than that of the fourth flow passage 234 and the exhaust opening 220, so that a venturi effect occurs in the ejection opening 261.
  • the flow rate increasing means 300 is provided in the nozzle 260 so that the outside air is sucked by the compressed air injected through the ejection port 261 of the nozzle 260 and sprayed with the compressed air.
  • the flow increasing means 300 includes a vent formed through the outer circumferential surface of the nozzle 260 to be connected to the jet port 261, as shown in FIG.
  • the vent hole penetrates inclined toward the front of the nozzle 260 from the outer circumferential surface of the nozzle 260 toward the front of the nozzle 260, and a plurality of vents are formed to be radially arranged with respect to the center of the nozzle 260.
  • vent hole provides a passage for supplying external air to the spray port 261 by the Venturi effect generated by the compressed air passing through the spray port 261.
  • the flow rate increasing means 300 may be applied to various means for injecting the outside air together with the compressed air by using the venturi effect, in addition to the same structure as the vent hole.
  • the construction vehicle cleaning air injector according to the present invention can increase the air injection amount by using the external air by the flow increase means 300, thereby obtaining a large amount of air injection amount with a small amount of compressed air. .
  • the intermittent injection means 400 is provided in the body 240 of the air gun 200 so that compressed air can be intermittently injected,
  • a mounting space 410 formed to be open toward the upper side of the body 240 on the upper side of the third passage 233 so as to be connected to the third passage 233 and the fourth passage 234;
  • a valve body 420 mounted to the mounting space 410 and having a receiving space 421 open downward;
  • An opening and closing hole 430 coupled to the valve body 420 so as to be liftable and blocking the connection of the third flow path 233 and the fourth flow path 234 during the lowering operation;
  • the spring 440 for pressing down the opening and closing port 430 comprises.
  • a female screw is formed on the inner circumferential surface of the mounting space 410, and a male screw is formed on the outer circumferential surface of the valve body 420 so that the valve body 420 is mounted on the mounting space 410. Screwed on.
  • the spring 440 is made of a known compression coil spring to press down the opening and closing port 430, and the opening and closing opening 430 is pressed down by the spring 440, in close contact with the bottom of the mounting space 410 is made By closing the third flow path 233, the connection of the third flow path 233 and the fourth flow path 234 is blocked.
  • the spring 440 is compression-deformed so that the opening and closing port 430 can be lifted up when the pressure of the compressed air applied to the opening and closing port 430 through the third flow path 233 is greater than or equal to a predetermined pressure, thereby causing the third flow path.
  • the opening and closing port 430 is maintained in a lowered state. Allow distribution channel 233 to be closed.
  • the valve body 420 is formed with a guide hole 422 penetrated up and down to be connected to the receiving space 421, the center of the upper surface of the opening and closing port 430 The rod 431 inserted into the guide hole 422 of the valve body 420 to be lifted and raised is protruded.
  • the intermittent injection means 400 having the above configuration, when the opening and closing port 430 opens the second flow path 232 by the operation of the trigger 250, through the third flow path 233.
  • the lifting and lowering operation is repeated by the pressure change of the compressed air applied, and thus, the compressed air injected through the nozzle 260 may be intermittently injected, thereby overusing the compressed air due to continuous air injection. You can prevent it.
  • the intermittent injection means 400 it is possible to inject a high pressure air as compared to the method of continuously injecting compressed air.
  • the intermittent operation may be performed.
  • the air injected from the nozzle 260 can be continuously intermittently sprayed at a pressure of 8bar to 9.5bar.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Nozzles (AREA)
  • Cleaning In General (AREA)
  • Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)

Abstract

La présente invention concerne un appareil d'injection d'air qui est installé dans un véhicule de construction, tel qu'une excavatrice, et utilisé pour injecter de l'air comprimé afin de nettoyer et entretenir le véhicule de construction, l'appareil d'injection d'air destiné à nettoyer des véhicules de construction comprenant : un compresseur d'air ; et un pistolet à air, relié au compresseur d'air par un tuyau d'air, pour injecter de l'air comprimé produit par le compresseur d'air, le pistolet à air comprenant : un corps ayant une entrée et une sortie pour la circulation de l'air comprimé, et un canal de circulation intérieur reliant l'entrée et la sortie ; une gâchette, fixée au corps, pour ouvrir et fermer le canal de circulation ; et une buse fixée à la sortie du corps, et ayant une sortie d'éjection dans l'intérieur, la buse étant pourvue d'un moyen d'augmentation d'écoulement dans lequel l'air extérieur est aspiré en raison de l'air comprimé, qui passe par la sortie d'éjection et est injecté, et est injecté conjointement avec l'air comprimé. En permettant à la quantité d'air injectée d'être augmentée en utilisant l'air extérieur à l'aide du moyen d'augmentation de débit, l'appareil d'injection d'air destiné à nettoyer des véhicules de construction selon la présente invention peut fournir une grande quantité d'air injecté à partir d'une petite quantité d'air comprimé, et en conséquence, même lorsque l'air comprimé produit par le compresseur d'air est immédiatement utilisé, une quantité d'air adéquate peut être injectée en continu, et ainsi un petit réservoir d'air à faible capacité peut être utilisé ou un réservoir d'air peut être exclu de l'appareil, et par conséquent la présente invention a l'avantage de permettre à l'appareil d'être miniaturisé et de réduire le coût de production.
PCT/KR2017/004303 2016-11-21 2017-04-21 Appareil d'injection d'air pour nettoyer un véhicule de construction WO2018092995A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2016-0154650 2016-11-21
KR1020160154650A KR101872800B1 (ko) 2016-11-21 2016-11-21 건설차량 청소용 공기 분사장치

Publications (1)

Publication Number Publication Date
WO2018092995A1 true WO2018092995A1 (fr) 2018-05-24

Family

ID=62145551

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2017/004303 WO2018092995A1 (fr) 2016-11-21 2017-04-21 Appareil d'injection d'air pour nettoyer un véhicule de construction

Country Status (3)

Country Link
JP (1) JP2018083188A (fr)
KR (1) KR101872800B1 (fr)
WO (1) WO2018092995A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111229494A (zh) * 2020-01-18 2020-06-05 王珂欣 一种预除尘自动喷涂机器人
WO2021115391A1 (fr) * 2019-12-13 2021-06-17 苏州宝时得电动工具有限公司 Pistolet de pulvérisation et système de pistolet de pulvérisation
US12119685B2 (en) 2019-12-13 2024-10-15 Positec Power Tools (Suzhou) Co., Ltd Control device and electric power tool system

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109930531A (zh) * 2019-03-29 2019-06-25 重庆进发物业管理有限公司 节水型喷水枪

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200406436Y1 (ko) * 2005-11-09 2006-01-20 이경일 에어건용 개량 노즐어셈블리
KR20080017137A (ko) * 2006-08-21 2008-02-26 주식회사 청운하이테크 분사노즐팁
KR101010832B1 (ko) * 2010-06-07 2011-01-25 이경일 에어건용 노즐팁
KR101418997B1 (ko) * 2012-11-28 2014-07-15 조우형 에어건 노즐
JP2015194257A (ja) * 2014-03-28 2015-11-05 群馬県 無電源間欠供給装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4026474A (en) * 1976-01-22 1977-05-31 Western Electric Company, Inc. Venturi nozzle for air guns
JP3638580B2 (ja) * 2002-10-07 2005-04-13 有限会社ベイクルーズ 流体増速安定装置
KR200360178Y1 (ko) 2004-06-14 2004-08-25 윤명호 유압장치를 이용한 컴프레서
US20120318891A1 (en) * 2011-06-14 2012-12-20 Wu-Chiao Chou Siphon nozzle for air blow gun
KR101311996B1 (ko) * 2012-08-27 2013-09-27 조우형 에어건

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200406436Y1 (ko) * 2005-11-09 2006-01-20 이경일 에어건용 개량 노즐어셈블리
KR20080017137A (ko) * 2006-08-21 2008-02-26 주식회사 청운하이테크 분사노즐팁
KR101010832B1 (ko) * 2010-06-07 2011-01-25 이경일 에어건용 노즐팁
KR101418997B1 (ko) * 2012-11-28 2014-07-15 조우형 에어건 노즐
JP2015194257A (ja) * 2014-03-28 2015-11-05 群馬県 無電源間欠供給装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021115391A1 (fr) * 2019-12-13 2021-06-17 苏州宝时得电动工具有限公司 Pistolet de pulvérisation et système de pistolet de pulvérisation
US12119685B2 (en) 2019-12-13 2024-10-15 Positec Power Tools (Suzhou) Co., Ltd Control device and electric power tool system
CN111229494A (zh) * 2020-01-18 2020-06-05 王珂欣 一种预除尘自动喷涂机器人
CN111229494B (zh) * 2020-01-18 2021-12-31 钮帕机器人科技(上海)有限公司 一种预除尘自动喷涂机器人

Also Published As

Publication number Publication date
JP2018083188A (ja) 2018-05-31
KR101872800B1 (ko) 2018-08-02
KR20180056831A (ko) 2018-05-30

Similar Documents

Publication Publication Date Title
WO2018092995A1 (fr) Appareil d'injection d'air pour nettoyer un véhicule de construction
WO2012121442A1 (fr) Pompe à vide à libération rapide
WO2015108314A1 (fr) Récipient cosmétique présentant une buse rétractable
WO2010143916A2 (fr) Buse d'injection pour électro-filage et dispositif d'électro-filage l'utilisant
CN106019566A (zh) 一种清洗用内窥镜系统
WO2015050306A1 (fr) Boîtier de buse de pulvérisation et dispositif de pulvérisation de deux fluides l'utilisant
US9604367B2 (en) Area vacuum gripper
WO2023029331A1 (fr) Dispositif d'injection de liquide
US6478036B1 (en) Method and apparatus for cleaning exhaust gas recirculation system
CN110124894B (zh) 一种背部连接式喷嘴
WO2019164080A1 (fr) Appareil de pulvérisation pour l'éclaircissage de fleurs d'arbres fruitiers et sa méthode de contrôle
CN107121740B (zh) 一种光纤配线箱
CN208341269U (zh) 一种承载治具自动清洁装置
WO2011142528A2 (fr) Soupape à membrane
CN208169961U (zh) 一种喷油装置
CN107121741B (zh) 一种内置odf的转接结构
CN108561736A (zh) 一种喷油系统
CN218293126U (zh) 一种建筑工地用的环围墙水幕隔离装置
CN209258125U (zh) 具有高平稳性的负压式撒砂器
CN213997162U (zh) 智能网关防尘除尘套件
CN218773938U (zh) 一种一次性闭合夹存储柜
CN215580035U (zh) 一种供电线路清理装置
CN212941070U (zh) 一种新型消防装置
CN218543224U (zh) 一种端面驱动气动插板阀
CN213586582U (zh) 智能网关防尘保护壳

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 17872271

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 17872271

Country of ref document: EP

Kind code of ref document: A1