WO2013131280A1 - 一种水桶式高压清洗机 - Google Patents

一种水桶式高压清洗机 Download PDF

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Publication number
WO2013131280A1
WO2013131280A1 PCT/CN2012/072154 CN2012072154W WO2013131280A1 WO 2013131280 A1 WO2013131280 A1 WO 2013131280A1 CN 2012072154 W CN2012072154 W CN 2012072154W WO 2013131280 A1 WO2013131280 A1 WO 2013131280A1
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WO
WIPO (PCT)
Prior art keywords
bucket
filter
water
high pressure
pump assembly
Prior art date
Application number
PCT/CN2012/072154
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English (en)
French (fr)
Inventor
刘楷
高雪松
Original Assignee
江苏苏美达五金工具有限公司
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
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Application filed by 江苏苏美达五金工具有限公司 filed Critical 江苏苏美达五金工具有限公司
Publication of WO2013131280A1 publication Critical patent/WO2013131280A1/zh

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/02Cleaning by the force of jets or sprays
    • B08B3/026Cleaning by making use of hand-held spray guns; Fluid preparations therefor

Definitions

  • the invention relates to a high pressure cleaning machine, in particular to a water bucket type high pressure cleaning machine, belonging to the field of cleaning equipment.
  • the purpose of the invention is:
  • a bucket type high pressure cleaner is designed, which can be used without being connected to tap water, that is, it is not restricted by the site of the inlet water source, and is convenient to operate, and can be cleaned by using waste water. Achieve environmental protection.
  • a bucket type high pressure cleaner mainly comprises a water bucket, a pump assembly and a high pressure water gun.
  • the water bucket is fastened to the upper side of the pump assembly by a locking device, and the water outlet of the pump assembly is connected with a high pressure water gun, and the bottom of the water bucket corresponds to The water inlet joint of the pump assembly is opened and a check valve is provided.
  • the one-way valve comprises a valve seat, the central portion of the valve seat is opened in a vertical direction, the top end of the through hole is provided with a circular ring-shaped bayonet, the valve core is sleeved in the valve seat, and the valve core is hollow at the upper end.
  • the upper end of the tube is provided with a valve core sealing ring, the upper part of the valve core wall is provided with an opening, the return spring is sleeved on the outer side of the valve core and the inner side of the through hole, and the two ends of the return spring are respectively at the lower part of the valve core and the lower side of the bayonet When connected, the return spring has a certain preload.
  • Below the valve core there is a convex shape, a water inlet joint that opens up and down, and the top of the water inlet joint abuts against the bottom end of the valve core in the through hole.
  • a joint sealing ring is arranged between the valve seat and the water inlet joint.
  • a detachable filter device is mounted above the one-way valve.
  • the filter device comprises a filter plate and a bucket filter.
  • the bucket filter is a cover filter and the lower edge is horizontally disposed at least one filter buckle.
  • the top of the valve seat is slightly higher than the bottom surface of the bucket.
  • the top edge of the valve seat is annularly outward.
  • the filter plate is a ring piece, the bottom end of which is provided with an annular inner edge horizontally and is caught between the annular outer edge of the valve seat and the top surface of the bucket, and the top end of the filter plate is horizontally outward.
  • a convex retaining rib is arranged on the bottom surface of the water tub along the periphery of the bucket filter, and a filter sealing ring is arranged between the bucket filter and the retaining rib.
  • the locking device includes at least one set of locking card slots, a locking bracket and a locking panel.
  • the locking card slot is opened on the outer wall of the water bucket, and the locking bracket is pivoted or hinged on the outer side of the pump assembly, and the locking bracket is The upper end is pivotally connected or hinged with a locking panel.
  • the top inner side of the locking panel is provided with a locking buckle matched with the locking card slot so that the locking buckle is engaged in the locking card slot and the locking panel and the locking bracket are buckled downwardly.
  • the bucket type high pressure cleaner of the present invention can be connected to the tap water pipe or not connected to the water pipe, and only the water tank can be assembled above the pump assembly. Cleaning is carried out by means of water supply from the bucket.
  • the bucket type high pressure cleaner of the present invention has a filtering device, which can be cleaned by using waste water to achieve environmental protection.
  • the filter device of a bucket type high pressure cleaner of the present invention can be disassembled to facilitate its own cleaning, maintenance and containment work.
  • a bucket type high pressure cleaner of the present invention has the advantages of simple operation, easy realization of technical solutions, and saving production cost.
  • Figure 1 is a diagram showing the overall structure of the present invention
  • Fig. 2 is a schematic view showing a part of the partial structure of the present invention, which is a combination of the water tub 1 and the machine pump assembly 2.
  • Fig. 3 is a second partial schematic view of the present invention, which is an exploded view of the water tub 1.
  • Figure 4 is a third schematic view of the partial structure of the present invention, which is an exploded view of the pump assembly 2.
  • Figure 5 is a fourth partial schematic view of the present invention, which is a schematic structural view of the check valve 5, wherein Figure 5 (a) shows the state of the check valve 5 when the bucket 1 is placed downward, and Figure 5 (b) shows the bucket. 1 The state of the check valve 5 when it is lifted up.
  • Fig. 6 is a schematic view showing the structure of the filtering device 15 according to a fifth partial schematic view of the present invention.
  • Figure 7 is a sixth partial schematic view of the present invention, which is an exploded view of the bucket filter 17 and the snap fastener 29.
  • a bucket type high pressure cleaner of the present invention mainly comprises a water tank 1, a pump assembly 2, and a high pressure water gun 3.
  • the water outlet of the pump assembly 2 is connected to the high pressure water gun 3.
  • the water tub 1 is fastened to the upper side of the pump assembly 2 by the locking device 4.
  • the bottom of the water tub 1 is opened corresponding to the water inlet joint 13 of the pump assembly 2 and is provided with a check valve 5.
  • the check valve 5 includes a valve seat 6, and the valve seat 6 can be fixed to the bottom of the water tub 1 through the valve seat nut 24, and the valve seat 6 and the bottom of the water tank 1 intersect with each other at the gap, and a valve is added.
  • a through hole 7 is defined in the center of the valve seat 6 in the vertical direction.
  • the top end of the through hole 7 is provided with a circular ring-shaped bayonet 8 , the valve core 9 is sleeved in the valve seat 6 , and the valve core 9 is a hollow tube sealed at the upper end,
  • the upper end is provided with a valve core sealing ring 10
  • the upper part of the wall of the valve core 9 is provided with an opening hole 11
  • the return spring 12 is sleeved on the inner side of the valve core 9 and the inner side of the through hole 7, and the two ends of the return spring 12 are respectively respectively on the valve core 9.
  • the lower part is connected to the lower side of the bayonet 8 and the return spring has a certain preload. Below the spool 9, there is a fluted, water inlet joint that opens up and down.
  • a joint seal 14 is provided between the valve seat 6 and the water inlet joint 13.
  • a water inlet screen 26 may be added to the water inlet joint 13, and the water inlet joint 13 is fixed to the pump unit 2 through the water inlet joint nut 27.
  • the one-way valve 5 of a bucket type high-pressure cleaner of the present invention is equipped with a detachable filter device 15 for filtering water using water, and is easy to disassemble and easy to clean.
  • the filtering device 15 includes a screen pressure
  • the plate 16 and the bucket filter 17, the bucket filter 17 is a cover screen and the lower edge is provided with at least one screen buckle 28 horizontally inward.
  • the top end of the valve seat 6 is slightly higher than the bottom surface of the water tub 1.
  • the top edge of the valve seat 6 is horizontally outwardly provided with an annular outer edge, and the screen pressing plate 16 is a ring piece.
  • the bottom end is provided with an annular inner edge horizontally and is caught between the annular outer edge of the valve seat 6 and the top surface of the water tub 1, and the top end of the filter press plate 16 is horizontally outwardly provided with an annular and filter buckle 28 phase.
  • the latching fastener 29 is provided with at least one snap notch 30 matching the filter clip 28, and the bucket filter 17 passes through the slot buckle 30 and rotates through the slot buckle 30.
  • the buckle fixing member 29 is fitted below the screen pressing plate 16. In the production application, an open/unlock mark can be provided on the snap fastener 29 and the strainer buckle 28 for ease of use.
  • a baffle 19 is provided on the bottom surface of the bucket 1 along the periphery of the bucket filter 17, and a filter seal 18 is disposed between the bucket filter 17 and the fouling rib 19.
  • the locking device 4 includes at least one set of the locking card slot 20 , the locking bracket 21 and the locking panel 22 .
  • the locking card slot 20 is formed on the outer wall of the water tub 1 , and the locking bracket 21 is pivotally connected or Hinged to the outside of the pump assembly 2, the upper end of the latch bracket 21 is pivotally connected or hinged with a locking panel 22, and the top inner side of the latch panel 22 is provided with a latch 23 matching the latching slot 20 so that the latch 23 is engaged
  • the water tub 1 is fastened to the upper side of the pump assembly 2.
  • the bucket 1 In use, when the bucket 1 is filled with water and assembled to the pump assembly 2, the bucket 1 is clamped by the latching device 4 on the pump assembly 2. When the washing machine is working, there is a certain vibration, and at this time, the water tub 1 is fixed to the pump assembly 2 by the locking device 4, thereby ensuring the stability of the water supply of the water tub 1.
  • the main working process of the invention adopting the water supply mode of the bucket is as follows:
  • the pump assembly 2 is connected to the AC power supply by the power cord, and the main switch of the starter pump assembly 2 is used to clean the water in the water tank 1.
  • the main working process of the invention adopting the water supply mode of the bucket is as follows:
  • tap water is convenient to connect, and the washing machine of the present invention can be directly connected to tap water to work.
  • the main switch of the starter pump assembly, the washing machine of the present invention realizes a water supply method using tap water.
  • the invention relates to parts which are identical to the prior art or can be implemented using prior art techniques.

Abstract

一种水桶式高压清洗机,主要包括了水桶(1)、机泵总成(2)、高压水枪(3),水桶(1)通过锁扣装置(4)扣紧在机泵总成(2)上侧,机泵总成(2)的出水口连接高压水枪(3),水桶(1)底部对应于机泵总成(2)的进水接头(13)处开通并设有单向阀(5)。该清洗机的使用不受进水水源的场地限制,操作方便,能利用废水清洗,实现环保节约。

Description

一种水桶式高压清洗机
技术领域
本发明涉及一种高压清洗机, 特别涉及一种水桶式高压清洗机, 属于清洗设备领域。
常规电动高压清洗机由自来水供水。 使用清洗机时, 需用水管连接到自来水, 这样限制 了清洗机的操作范围, 只能在离交流电源和自来水水源很近的区域工作。 清洗机的进水一般 只能接自来水, 而无法利用身边的一些生活废水, 如游泳池、 池塘、 小溪里的水。 发明内容
本发明的目的是:
主要针对现有技术中的上述问题, 设计了一种水桶式高压清洗机, 该清洗机不需要连接 到自来水也可使用, 即不受进水水源的场地限制, 操作方便, 能利用废水清洗, 实现环保节 约。
本发明的目的可通过以下技术方案实现:
一种水桶式高压清洗机, 主要包括了水桶、 机泵总成、 高压水枪, 水桶通过锁扣装置扣 紧在机泵总成上侧, 机泵总成的出水口连接高压水枪, 水桶底部对应于机泵总成的进水接头 处开通并设有单向阀。
所述单向阀包括了阀座, 阀座中央沿竖直方向开设通孔, 通孔的顶端设有圆环形的卡口, 阀芯套在阀座内, 阀芯为上端密封的中空管, 其上端设有阀芯密封圈, 阀芯壁的上部设有开 孔, 复位弹簧套在阀芯外侧、 通孔内侧, 复位弹簧的两端分别于阀芯的下部和卡口的下侧相 连接, 复位弹簧有一定预紧力。 阀芯的下方设有凸字形、 上下开通的进水接头, 进水接头的 顶部在通孔内抵在阀芯底端。
所述阀座和进水接头之间设有接头密封圈。
所述单向阀上方装配有可拆卸的过滤装置。
所述过滤装置包括了滤网压板和水桶滤网, 水桶滤网为一罩状滤网且其下缘水平向内设 有至少一个滤网卡扣, 所述阀座的顶端略高于水桶底面, 阀座的顶端边缘水平向外设有环状 外沿, 滤网压板为一环片, 其底端水平向内设有环状内沿并卡在阀座的环状外沿和水桶顶面 之间, 滤网压板的顶端水平向外设有环状的与滤网卡扣相配合的卡扣固定件, 卡扣固定件上 至少开设一个与滤网卡扣相配的卡扣缺口, 水桶滤网通过将滤网卡扣从卡扣缺口中穿过并旋 转入卡扣固定件下方而与滤网压板紧配。
所述水桶底面上沿水桶滤网外围设有凸起的挡污筋, 水桶滤网和挡污筋之间设有滤网密 封圈。
所述锁扣装置包括了至少一组锁扣卡槽、 锁扣支架和锁扣面板, 锁扣卡槽开设在水桶外 壁上, 锁扣支架枢接或铰接在机泵总成外侧, 锁扣支架上端枢接或铰接有锁扣面板, 锁扣面 板的顶部内侧设有与锁扣卡槽相配的锁扣使得锁扣卡入锁扣卡槽内而锁扣面板和锁扣支架向 下扣至贴合水桶外壁时, 水桶扣紧在机泵总成上侧。
本发明具有以下有益效果:
1、 不受进水水源的场地限制: 本发明的一种水桶式高压清洗机既可连接自来水管使用, 也可不连接自来水管、 只需把装有水的水桶组装到机泵总成上方, 通过水桶供水的方式进行 清洗工作。
2、 不受进水水源的限制: 本发明的一种水桶式高压清洗机具有过滤装置, 能利用废水清 洗, 实现环保节约。
3、 维护方便: 本发明的一种水桶式高压清洗机的过滤装置能拆卸, 方便自身的清洁、 维 护包养工作。
4、本发明的一种水桶式高压清洗机还具有操作简便、 技术方案易实现、节约生产成本等 优点。 附图说明
图 1是本发明的总体结构示
图 2是本发明的局部结构示意图之一, 为水桶 1和机泵总成 2组合的示意图。
图 3是本发明的局部结构示意图之二, 为水桶 1的爆炸图。
图 4是本发明的局部结构示意图之三, 为机泵总成 2的爆炸图。
图 5是本发明的局部结构示意图之四, 为单向阀 5的结构示意图, 其中, 图 5 ( a ) 为水桶 1 向下放置时的单向阀 5的状态, 图 5 ( b) 为水桶 1上提时单向阀 5的状态。
图 6为本发明的局部结构示意图之五, 为过滤装置 15的结构示意图。 图 7为本发明的局部结构示意图之六, 为水桶滤网 17和卡扣固定件 29的爆炸图。
其中: 1、 水桶; 2、 机泵总成; 3、 高压水枪; 4、 锁扣装置; 5、 单向阀; 6、 阀座; 7、 通孔; 8、 卡口; 9、 阀芯; 10、 阀芯密封圈; 11、 开孔; 12、 复位弹簧; 13、 进水接头; 14、 接头密封圈; 15、 过滤装置; 16、 滤网压板; 17、 水桶滤网; 18、 滤网密封圈; 19、 挡污筋; 20、 锁扣卡槽; 21、 锁扣支架; 22、 锁扣面板; 23、 锁扣; 24、 阀座螺母; 25、 阀座密封圈; 26、 进水滤网; 27、 进水接头螺母; 28、 滤网卡扣; 29、 卡扣固定件; 30、 卡扣缺口。 具体实施方式
下面结合附图和实例对本发明作进一步的说明。
如图 1所示, 本发明的一种水桶式高压清洗机, 主要包括了水桶 1、 机泵总成 2、 高压水 枪 3。机泵总成 2的出水口连接高压水枪 3。 如图 2所示, 水桶 1通过锁扣装置 4扣紧在机泵 总成 2上侧。 如图 4、 图 6所示, 水桶 1底部对应于机泵总成 2的进水接头 13处开通并设有 单向阀 5。
如图 5、 图 6所示, 单向阀 5包括了阀座 6, 阀座 6可通过阀座螺母 24固定在水桶 1底 部, 阀座 6和水桶 1底部相交面的缝隙处, 加设阀座密封圈 25。 阀座 6中央沿竖直方向开设 通孔 7, 通孔 7的顶端设有圆环形的卡口 8, 阀芯 9套在阀座 6内, 阀芯 9为上端密封的中空 管, 其上端设有阀芯密封圈 10, 阀芯 9壁的上部设有开孔 11, 复位弹簧 12套在阀芯 9夕卜侧、 通孔 7内侧, 复位弹簧 12的两端分别于阀芯 9的下部和卡口 8的下侧相连接, 复位弹簧有一 定预紧力。 阀芯 9的下方设有凸字形、 上下开通的进水接头 13, 进水接头 13的顶部在通孔 7 内抵在阀芯 9底端。 阀座 6和进水接头 13之间设有接头密封圈 14。 如图 4所示, 进水接头 13内可加设进水滤网 26, 进水接头 13通过进水接头螺母 27固定在机泵总成 2上。
如图 5 ( a ) 所示, 水桶 1向下放置时, 进水接头 13推动阀芯 9向上运动, 此时复位弹 簧 12被压縮, 单向阀 5被向上顶开, 水桶 1里的水从阀芯 9的窗口流入进水接头 13, 实现 水桶供水。
如图 5 ( b) 所示, 水桶 1上提时, 进水接头 13退出阀座 6, 复位弹簧 12推动阀芯 9向 下运动, 并使得阀芯 9端部的阀芯密封圈 10紧压在阀座 6上, 单向阀 5呈闭阀状态, 挡住水 桶 1向下的水流, 实现水桶 1底部的密封。
如图 3、 图 6所示, 本发明的一种水桶式高压清洗机的单向阀 5上方装配有可拆卸的过 滤装置 15, 对使用水进行过滤, 同时拆卸方便, 易于清洗。 所述过滤装置 15包括了滤网压 板 16和水桶滤网 17,水桶滤网 17为一罩状滤网且其下缘水平向内设有至少一个滤网卡扣 28。 如图 6所示, 阀座 6的顶端略高于水桶 1底面, 如图 7所示, 阀座 6的顶端边缘水平向外设 有环状外沿,滤网压板 16为一环片, 其底端水平向内设有环状内沿并卡在阀座 6的环状外沿 和水桶 1顶面之间, 滤网压板 16的顶端水平向外设有环状的与滤网卡扣 28相配合的卡扣固 定件 29, 卡扣固定件 29上至少开设一个与滤网卡扣 28相配的卡扣缺口 30, 水桶滤网 17通 过将滤网卡扣 28从卡扣缺口 30中穿过并旋转入卡扣固定件 29下方而与滤网压板 16紧配。 在生产应用时, 可在卡扣固定件 29和滤网卡扣 28上设置开 /解锁标记, 以方便使用。
如图 6所示, 水桶 1底面上沿水桶滤网 17外围设有凸起的挡污筋 19, 水桶滤网 17和挡 污筋 19之间设有滤网密封圈 18。
如图 2所示, 锁扣装置 4包括了至少一组锁扣卡槽 20、 锁扣支架 21和锁扣面板 22, 锁 扣卡槽 20开设在水桶 1外壁上, 锁扣支架 21枢接或铰接在机泵总成 2外侧, 锁扣支架 21 上端枢接或铰接有锁扣面板 22, 锁扣面板 22的顶部内侧设有与锁扣卡槽 20相配的锁扣 23 使得锁扣 23卡入锁扣卡槽 20内而锁扣面板 22和锁扣支架 21向下扣至贴合水桶 1外壁时, 水桶 1扣紧在机泵总成 2上侧。 在使用时, 当水桶 1装满水装配到机泵总成 2上, 用机泵总 成 2上的锁扣装置 4卡紧水桶 1。清洗机工作时, 存在一定的振动, 此时水桶 1被锁扣装置 4 固定在机泵总成 2上, 从而保证了水桶 1供水的稳定性。
本发明采用水桶供水模式的主要工作过程如下:
将水桶 1装满水装配到机泵总成 2上, 用机泵总成 2上的锁扣装置 4卡紧水桶。 机泵总 成 2出水口连接到高压水枪 3。
机泵总成 2用电源线连接到交流电源, 起动机泵总成 2的主开关, 实现用水桶 1里的水 进行清洗工作。
本发明采用水桶供水模式的主要工作过程如下:
在某些区域, 自来水连接方便, 本发明的清洗机, 可直接连接自来水工作。
用水管连接水龙头和机泵总成 2上的进水口, 用高压水管连接机泵总成 2出水口和高压 水枪 3, 用电源线连接到交流电源。
启动机泵总成的主开关, 本发明的清洗机实现用自来水的供水方式。
虽然在这里通过某个或某些特殊配置描述和阐明本发明, 然而其目的并不在于限制所述 细节, 因为可能在专利要求范围内有各种修改和结构变更, 并不偏离发明精神。
本发明涉及部分均与现有技术相同或可采用现有技术加以实现。

Claims

权利要求书 、 一种水桶式高压清洗机, 主要包括了水桶 (1 )、 机泵总成 (2)、 高压水枪 (3), 其特 征在于所述水桶 (1 ) 通过锁扣装置 (4) 扣紧在机泵总成 (2) 上侧, 机泵总成 (2) 的出水口连接高压水枪 (3), 水桶 (1 ) 底部对应于机泵总成 (2) 的进水接头 (13) 处开通并设有单向阀 (5)。
、 根据权利要求 1所述的一种水桶式高压清洗机, 其特征在于所述单向阀 (5) 包括了 阀座 (6), 阀座 (6) 中央沿竖直方向开设通孔 (7), 通孔 (7) 的顶端设有圆环形的 卡口 (8 ), 阀芯 (9) 套在阀座 (6) 内, 阀芯 (9) 为上端密封的中空管, 其上端设 有阀芯密封圈 (10), 阀芯 (9) 壁的上部设有开孔 (11 ), 复位弹簧 (12) 套在阀芯
(9) 外侧、 通孔 (7) 内侧, 复位弹簧 (12) 的两端分别于阀芯 (9) 的下部和卡口 ( 8 ) 的下侧相连接, 阀芯 (9) 的下方设有凸字形、 上下开通的进水接头 (13), 进 水接头 (13) 的顶部在通孔 (7) 内抵在阀芯 (9) 底端。
、 根据权利要求 2所述的一种水桶式高压清洗机, 其特征在于所述阀座 (6) 和进水接 头 (13) 之间设有接头密封圈 (14)。
、 根据权利要求 1所述的一种水桶式高压清洗机, 其特征在于所述单向阀 (5) 上方装 配有可拆卸的过滤装置 (15)。
、 根据权利要求 4所述的一种水桶式高压清洗机, 其特征在于所述过滤装置 (15)包括 了滤网压板 (16) 和水桶滤网 (17), 水桶滤网 (17) 为一罩状滤网且其下缘水平向 内设有至少一个滤网卡扣 (28 ), 所述阀座 (6) 的顶端略高于水桶 (1 ) 底面, 阀座
(6) 的顶端边缘水平向外设有环状外沿, 滤网压板 (16) 为一环片, 其底端水平向 内设有环状内沿并卡在阀座 (6) 的环状外沿和水桶 (1 ) 顶面之间, 滤网压板 (16) 的顶端水平向外设有环状的与滤网卡扣 (28) 相配合的卡扣固定件 (29), 卡扣固定 件 (29) 上至少开设一个与滤网卡扣 (28 ) 相配的卡扣缺口 (30), 水桶滤网 (17 ) 通过将滤网卡扣 (28) 从卡扣缺口 (30) 中穿过并旋转入卡扣固定件 (29) 下方而与 滤网压板 ( 16) 紧配。
、 根据权利要求 5所述的一种水桶式高压清洗机, 其特征在于所述水桶 (1 ) 底面上沿 水桶滤网 (17) 外围设有凸起的挡污筋 (19), 水桶滤网 (17 ) 和挡污筋 (19) 之间 设有滤网密封圈 (18)。
、 根据权利要求 1所述的一种水桶式高压清洗机, 其特征在于所述锁扣装置 (4) 包括 了至少一组锁扣卡槽 (20)、 锁扣支架 (21) 和锁扣面板 (22), 锁扣卡槽 (20) 开设 在水桶(1)外壁上, 锁扣支架(21)枢接或铰接在机泵总成(2)外侧, 锁扣支架(21) 上端枢接或铰接有锁扣面板 (22), 锁扣面板 (22) 的顶部内侧设有与锁扣卡槽 (20) 相配的锁扣 (23) 使得锁扣 (23) 卡入锁扣卡槽 (20) 内而锁扣面板 (22) 和锁扣支 架 (21) 向下扣至贴合水桶 (1) 外壁时, 水桶 (1) 扣紧在机泵总成 (2) 上侧。
PCT/CN2012/072154 2012-03-07 2012-03-09 一种水桶式高压清洗机 WO2013131280A1 (zh)

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