Title:
CLEANING MACHINE
Document Type and Number:
WIPO Patent Application WO/2021/110140
Kind Code:
A1
Abstract:
A cleaning machine, comprising: a main machine (1), comprising a motor (102) and a pump body (103) driven by the rotation of the motor (102); and a spray gun (2), comprising a first flow channel for cleaning liquid to circulate. A connecting piece (3) used for connecting the main machine (1) and the spray gun (2) is provided with a second flow channel. An outlet end of the pump body (103) is communicated with the first flow channel by means of the second flow channel; the spray gun (2) is provided with a microswitch (8) which is electrically connected to the motor (102) and controls the motor (102) to be started and stopped, a battery pack combination part (15) for mounting a battery pack (6), and a control circuit board (7) which is electrically connected to the battery pack combination part (15); the connecting piece (3) further comprises a transmission line (702), and the control circuit board (7) is electrically connected to the motor (102) by means of the transmission line (702) to control the motor (102). The number of the transmission lines (702) is not more than six at most. According to the cleaning machine, on the premise that the whole machine is small in size and good in portability, circuit connection is simpler, and circuit layout tends to be more reasonable.
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Inventors:
QIAO YONG (CN)
WANG QIBIN (CN)
DUAN FENGWEI (CN)
ZHU KAO (CN)
WANG QIBIN (CN)
DUAN FENGWEI (CN)
ZHU KAO (CN)
Application Number:
PCT/CN2020/133908
Publication Date:
June 10, 2021
Filing Date:
December 04, 2020
Export Citation:
Assignee:
POSITEC POWER TOOLS SUZHOU CO LTD NON SMALL ENTITY (CN)
International Classes:
B08B3/02; B08B13/00
Domestic Patent References:
| WO2018184659A1 | 2018-10-11 |
Foreign References:
| CN211726678U | 2020-10-23 | |||
| CN109570098A | 2019-04-05 | |||
| CN208825089U | 2019-05-07 | |||
| CN209124474U | 2019-07-19 | |||
| CN107150039A | 2017-09-12 | |||
| CN107073503A | 2017-08-18 | |||
| CN108941072A | 2018-12-07 |
Attorney, Agent or Firm:
SUZHOU JINHE INTELLECTUAL PROPERTY AGENCY (SPECIAL GENERAL PARTNERSHIP) (CN)
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