CN112238105A - Bathroom gondola water faucet hose cleaning equipment - Google Patents
Bathroom gondola water faucet hose cleaning equipment Download PDFInfo
- Publication number
- CN112238105A CN112238105A CN202010982772.5A CN202010982772A CN112238105A CN 112238105 A CN112238105 A CN 112238105A CN 202010982772 A CN202010982772 A CN 202010982772A CN 112238105 A CN112238105 A CN 112238105A
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- hose
- sliding
- base
- rack
- mounting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention relates to cleaning equipment, in particular to bathroom shower head hose cleaning equipment. The hose cleaning equipment for the bathroom shower is capable of freely lifting and lowering the hose, fixing the hose and automatically pouring cleaning agents into the hose to clean the hose. A hose cleaning device for a bathroom shower comprises a base and a lifting mechanism, wherein the lifting mechanism is arranged at the top of the base; the cleaning mechanism is arranged on one side of the top of the base and connected with the lifting mechanism. The hose lifting device achieves the effects of freely lifting and lowering the hose, fixing the hose and automatically pouring a cleaning agent into the hose to clean the hose; under elevating system and wiper mechanism's cooperation, can realize fixed and pour the cleaner into to the hose and carry out abluent effect, easy operation need not the manual work and fixes the hose.
Description
Technical Field
The invention relates to cleaning equipment, in particular to bathroom shower head hose cleaning equipment.
Background
Along with the continuous development of society, people's daily life is more and more convenient, and most people have a bath and do not use old-fashioned bathing bucket any more, and more people select to shower with the bathroom gondola water faucet, but use bathroom gondola water faucet for a long time after, its hose inner wall probably has the manual work to be difficult to abluent incrustation scale, iron rust etc. and these materials influence the quality of water of people's daily shower water easily, consequently need in time rinse it.
Patent technology CN108114950B discloses a bathroom gondola water faucet hose cleaning device, its structure is mainly including handling the case, the poling hole, transport mechanism, clean mechanism, spray mechanism, the mechanism that absorbs water, bracing piece and collection box, through transport mechanism and clean mutually supporting of mechanism, carries out abundant cleanness to the gondola water faucet hose of placing in the poling hole, but the device still needs people to alternate the hose on its device when using, and the operation is complicated, and the clean inefficiency of hose.
Based on the problem that above-mentioned prior art exists, consequently need research and development one kind can freely lift up and reduce the hose, with the hose fixed and pour the cleaner into automatically toward the hose and carry out abluent bathroom gondola water faucet hose cleaning equipment to the hose to improve the clean efficiency of hose, make things convenient for people to clean the hose more.
Disclosure of Invention
In order to overcome the defects that the hose needs to be fixed manually and cleaning agents need to be poured manually in the existing hose cleaning technology, the invention has the technical problems that: the hose cleaning equipment for the bathroom shower is capable of freely lifting and lowering the hose, fixing the hose and automatically pouring cleaning agents into the hose to clean the hose.
Technical scheme does, a bathroom gondola water faucet hose cleaning device, including: the lifting mechanism is arranged at the top of the base; the cleaning mechanism is arranged on one side of the top of the base and connected with the lifting mechanism.
Optionally, the lifting mechanism comprises: the two sides of the top of the base are provided with the sliding cylinders; the top of the sliding cylinder is connected with a sliding rod in a sliding manner; the mounting rack is connected between the tops of the sliding rods; the fixing seats are symmetrically arranged on two sides of the mounting rack; the fixed seat is symmetrically and slidably connected with the clamping blocks for fixing the hose; the first springs are connected between the clamping blocks and the fixed seat and sleeved on the clamping blocks; the sliding sleeves are connected to the sides, far away from each other, of the rear fixed seats; the first wedge-shaped blocks are connected to the sliding sleeves in a sliding manner; the second springs are connected between the first wedge-shaped blocks and the sliding sleeve and sleeved on the first wedge-shaped blocks; the middle of one side of the mounting rack is provided with a rack; the bearing seat is arranged on the front side of the top of the base; the top of the bearing seat is rotatably provided with a rotating shaft; the rotating disc is arranged on one side of the rotating shaft, which is far away from the rack; and one side of the rotating shaft, which is close to the rack, is provided with a gear, and the gear is meshed with the rack.
Optionally, the cleaning mechanism comprises: a water storage barrel for storing a cleaning agent is arranged on one side of the top of the base; a water inlet for leading in the cleaning agent is arranged on the water storage barrel; the top of the water storage barrel is provided with a small water pump; the top of the small water pump is connected with a water pipe; the water pipe penetrates through the first mounting seat; the bottom of the cylinder body is positioned above the clamping blocks on the same side; the valve is arranged at the top of the cylinder body and used for controlling the flowing of the cleaning agent.
Optionally, the method further includes: one side of the rack, which is far away from the gear, is connected with a fixing plate; the clamping teeth are uniformly arranged at the rear part of the fixing plate; the mounting plate is arranged on one side, close to the water storage barrel, of the top of the base; the upper side of the mounting plate is connected with a clamping rod in a sliding manner; the compression springs are connected between the clamping rod and the two sides of the mounting plate and sleeved on the clamping rod; the sliding rail is arranged on one side, close to the mounting plate, of the top of the base; the sliding block is connected with the sliding rail in a sliding way; the middle part of the sliding block is provided with a second wedge-shaped block; the second mounting seat is arranged on one side, away from the mounting plate, of the top of the base; the top of the second mounting seat is rotatably connected with a rotating rod which is connected with the sliding block in a sliding manner; the pedal is arranged on one side of the rotating rod, which is far away from the slide rail; and the ejector rod is arranged on one side, close to the second mounting seat, of the top of the base and matched with the rotating rod.
Optionally, the method further includes: and the placing frame used for assisting the positioning of the hose is arranged on one side of the top of the base, which is close to the sliding barrel.
Has the advantages that: 1. the invention achieves the effects of freely lifting and lowering the hose, fixing the hose and automatically pouring cleaning agent into the hose to clean the hose.
2. Under elevating system and wiper mechanism's cooperation, can realize fixed and pour the cleaner into to the hose and carry out abluent effect, easy operation need not the manual work and fixes the hose.
3. Under the cooperation of fixed plate, latch, mounting panel, kelly, compression spring, slide rail, second wedge, second mount pad, bull stick, footboard, slider and ejector pin, can realize lifting or reducing the back with the hose, with the fixed effect of hose.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the lifting mechanism of the present invention.
Fig. 3 is a schematic perspective view of the cleaning mechanism of the present invention.
FIG. 4 is a schematic view of a first partial body structure according to the present invention.
FIG. 5 is a schematic view of a second partial body structure according to the present invention.
The meaning of the reference symbols in the figures: 1: base, 2: elevating system, 20: slide cylinder, 21: slide bar, 22: mounting frame, 23: fixing seat, 24: clamping block, 25: first spring, 26: sliding sleeve, 27: first wedge block, 28: second spring, 29: rack, 210: bearing seat, 211: rotating shaft, 212: turntable, 213: gear, 3: cleaning mechanism, 30: water storage bucket, 31: water inlet, 32: small water pump, 33: water pipe, 34: first mount, 35: cylinder, 36: valve, 4: fixing plate, 5: latch, 6: mounting plate, 7: jamming rod, 8: compression spring, 9: slide rail, 10: second wedge block, 11: second mount, 12: turning rod, 13: pedal, 14: slider, 15: ejector rod, 16: and (5) placing the shelf.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
Example 1
A bathroom shower hose cleaning device is shown in figure 1 and comprises a base 1, a lifting mechanism 2 and a cleaning mechanism 3, wherein the lifting mechanism 2 is arranged in the middle of the top of the base 1, the cleaning mechanism 3 is arranged on the left rear side of the top of the base 1, and the cleaning mechanism 3 is connected with the lifting mechanism 2.
When people need clean bathroom gondola water faucet hose, at first people pour the cleaner into wiper mechanism 3's part, people fix the both ends of hose on elevating system 2's part, open wiper mechanism 3's part again, make the cleaner flow into in the hose from wiper mechanism 3's part, when the hose inner wall is filled up with the cleaner, people close wiper mechanism 3's part, after the hose washs the completion, people pour the cleaner in the hose into the waste water jar, can accomplish the cleanness to bathroom gondola water faucet hose from this.
Example 2
On the basis of embodiment 1, as shown in fig. 2-3, the lifting mechanism 2 includes a sliding barrel 20, a sliding rod 21, an installation frame 22, a fixed seat 23, a clamping block 24, a first spring 25, a sliding sleeve 26, a first wedge block 27, a second spring 28, a rack 29, a bearing seat 210, a rotating shaft 211, a rotating disk 212 and a gear 213, the sliding barrel 20 is disposed on both sides of the top of the base 1, the sliding barrel 20 is slidably connected to the top of the sliding barrel 20, the installation frame 22 is connected between the tops of the sliding rods 21, the fixed seats 23 are symmetrically disposed on both sides of the installation frame 22, the number of the fixed seats 23 is 4, the clamping block 24 is slidably connected to the middle of the fixed seat 23, the first spring 25 is connected between the clamping block 24 and the fixed seat 23, the first spring 25 is sleeved on the clamping block 24, the sliding sleeve 26 is connected to the side of the fixed seat 23 located behind, be connected with second spring 28 between first wedge 27 and the sliding sleeve 26, second spring 28 cover is equipped with rack 29 in the middle part of the front side of mounting bracket 22 on first wedge 27, is equipped with bearing frame 210 in the middle of the top front side of base 1, and the top rotary type of bearing frame 210 is equipped with pivot 211, and the pivot 211 front end is equipped with carousel 212, and the pivot 211 rear end is equipped with gear 213, and gear 213 meshes with rack 29 mutually.
When people need to install the hose on the device, people push the first wedge-shaped block 27 inwards, the first wedge-shaped block 27 moves close to each other to enable the second spring 28 to be compressed through the sliding sleeve 26, the clamping blocks 24 move towards two sides respectively, the first spring 25 is compressed, gaps between the clamping blocks 24 are increased, people place two ends of the hose between the clamping blocks 24 respectively, then people loosen the first wedge-shaped block 27, the first spring 25 and the second spring 28 reset, the second spring 28 resets to drive the first wedge-shaped block 27 to reset, the first spring 25 resets to drive the clamping blocks 24 to move close to each other, the clamping blocks 24 close to each other to clamp two ends of the hose, so that the hose is fixed on the device, when the hose is too long and people need to lift the whole hose, people rotate the rotary table 212 clockwise, the rotary table 212 rotates clockwise to drive the rack 29 to move upwards through the gear 213, rack 29 upward movement drives mounting bracket 22 upward movement, mounting bracket 22 upward movement drives slide bar 21 and both sides fixing base 23 upward movement through slide cartridge 20, both sides fixing base 23 upward movement drives the tight piece 24 upward movement of both sides clamp, the tight piece 24 upward movement of both sides clamp drives the hose both ends upward movement, when the hose is shorter, when people need not lift the hose upwards, people anticlockwise rotate carousel 212, carousel 212 anticlockwise rotation drives rack 29 downward movement through gear 213, rack 29 downward movement drives mounting bracket 22 downward movement, mounting bracket 22 downward movement drives slide bar 21 and both sides fixing base 23 downward movement through slide cartridge 20, both sides fixing base 23 downward movement drives the tight piece 24 downward movement of both sides clamp, the tight piece 24 downward movement of both sides clamp drives the hose both ends downward movement, can realize the lift of hose from this.
Wiper mechanism 3 is including water storage bucket 30, water inlet 31, small-size water pump 32, water pipe 33, first mount pad 34, cylinder body 35 and valve 36, 1 top left rear side of base is equipped with water storage bucket 30, 30 upsides of water storage bucket are equipped with water inlet 31, 30 tops of water storage bucket are equipped with small-size water pump 32, small-size water pump 32 top is connected with water pipe 33, mounting bracket 22 top left side is equipped with first mount pad 34, water pipe 33 passes first mount pad 34 middle part, water pipe 33 end-to-end connection has cylinder body 35, cylinder body 35 bottom is located the left side and presss from both sides tight piece 24 tops, cylinder body 35 top is equipped with valve 36.
When people need to pour the cleaning agent into the hose, people firstly open the water inlet 31 and pour the cleaning agent into the water storage barrel 30 from the water inlet 31, when a proper amount of cleaning agent is poured into the water storage barrel 30, people close the water inlet 31 and start the small water pump 32, the small water pump 32 operates to press the cleaning agent in the water storage barrel 30 into the water pipe 33, with the lifting mechanism 2, the hose is connected between the two side clamping blocks 24, and one opens the valve 36, so that the cleaning agent flows into the hose from the water pipe 33 through the cylinder 35 from the top of the left side of the hose, after a suitable amount of cleaning agent has been poured into the hose, one closes valve 36, so that cleaning agent does not flow out any more, after the hose is cleaned, people turn off the small water pump 32, so that the cleaning agent in the water storage barrel 30 can not be pressed into the water pipe 33 any more, and the cleaning agent can be poured into the hose.
Example 3
On the basis of the embodiment 2, as shown in fig. 4-5, the device further comprises a fixing plate 4, a latch 5, a mounting plate 6, a clamping rod 7, a compression spring 8, a slide rail 9, a second wedge block 10, a second mounting seat 11, a rotating rod 12, a pedal 13, a slide block 14 and an ejector rod 15, wherein the rear part of a rack 29 is connected with the fixing plate 4, the rear part of the fixing plate 4 is uniformly provided with the latch 5 from top to bottom, the number of the latch 5 is at least 6, the rear side of the top of the base 1 is provided with the mounting plate 6, the upper side of the mounting plate 6 is slidably connected with the clamping rod 7, the compression spring 8 is respectively connected between the clamping rod 7 and the upper side and the lower side of the front part of the mounting plate 6, the compression spring 8 is respectively sleeved on the clamping rod 7, the slide rail 9 is arranged in the middle of the top of the right side of the base 1, the left end of the slide rail 9 is slidably connected with the, the top of the second mounting seat 11 is rotatably connected with a rotating rod 12, the rear part of the rotating rod 12 is slidably connected with a sliding block 14, the front part of the rotating rod 12 is provided with a pedal 13, the front side of the top of the base 1 is provided with an ejector rod 15, and the ejector rod 15 is matched with the rotating rod 12.
When people need to lift the hose and fix the hose, the hose is connected between the clamping blocks 24 at two sides under the coordination of the lifting mechanism 2, people step on the pedal 13 downwards by feet, the pedal 13 moves downwards and drives the rotating rod 12 to move upwards through the second mounting seat 11, the rotating rod 12 moves upwards at the back side and drives the sliding block 14 and the second wedge-shaped block 10 to move upwards through the sliding rail 9, when the second wedge-shaped block 10 moves to be contacted with and extruded with the front side of the clamping rod 7, the second wedge-shaped block 10 moves upwards and drives the clamping rod 7 to move backwards, the compression spring 8 is compressed, meanwhile, people rotate the rotating disc 212 clockwise and drive the rack 29 to move upwards, the rack 29 moves upwards and drives the fixing plate 4 to move upwards, the fixing plate 4 moves upwards and drives the clamping teeth 5 to move upwards, when the hose rises to a certain height, people release the feet from the pedal 13, the compression spring 8 resets and drives the clamping rod 7 to move forwards and reset, the clamping rod 7 moves forwards to reset and drives the second wedge-shaped block 10 and the sliding block 14 to move downwards through the sliding rail 9 to reset, the sliding block 14 moves downwards to reset and drives the rotating rod 12 to move downwards to reset, the rotating rod 12 moves downwards to reset and drives the pedal 13 to move upwards through the second mounting seat 11 to reset, the clamping rod 7 moves forwards to enable the front side of the top of the clamping rod 7 to be clamped between the clamping teeth 5, people can release the rotary disc 212, the hose can be fixed after being lifted, when people need to lower and fix the hose, people step the pedal 13 downwards with feet to enable the second wedge-shaped block 10 to move upwards to drive the clamping rod 7 to move backwards, the compression spring 8 is compressed, meanwhile, people rotate the rotary disc 212 anticlockwise, the rotary disc 212 rotates anticlockwise to drive the rack 29, the fixing plate 4 and the clamping teeth 5 to move downwards, when the hose descends to a certain height, people release the feet from the pedal 13, compression spring 8 resets and drives kelly 7 and remove to reset forward, kelly 7 moves forward and resets and drives second wedge 10 through slide rail 9, slider 14 and bull stick 12 back side direction downstream resets, bull stick 12 back side direction downstream resets drives footboard 13 upward movement through second mount pad 11 and resets, kelly 7 moves forward makes kelly 7 top front side blocked between latch 5, people can release carousel 212, can realize from this when the hose is gone up and down the back, with hose automatic fixation's effect.
The device also comprises a placing frame 16, wherein the placing frame 16 is symmetrically arranged at the rear side of the top of the base 1.
When the hose is connected between the two clamping blocks 24, the hose can be better stretched under the cooperation of the placing frame 16, so that the inner wall of the hose can be cleaned more cleanly.
The above-mentioned embodiments are merely preferred embodiments of the present invention, which are not intended to limit the scope of the present invention, and therefore, all equivalent changes made by the contents of the claims of the present invention should be included in the claims of the present invention.
Claims (5)
1. The utility model provides a bathroom gondola water faucet hose cleaning device, characterized by, including:
the lifting device comprises a base (1) and a lifting mechanism (2), wherein the lifting mechanism (2) is arranged at the top of the base (1);
the cleaning mechanism (3) is arranged on one side of the top of the base (1), and the cleaning mechanism (3) is connected with the lifting mechanism (2).
2. The sanitary shower hose cleaning device according to claim 1, characterized in that the lifting mechanism (2) comprises:
the sliding cylinders (20) are arranged on the two sides of the top of the base (1);
the top of the sliding cylinder (20) is connected with a sliding rod (21) in a sliding way;
the mounting rack (22) is connected between the tops of the sliding rods (21);
the fixing seats (23) are symmetrically arranged on two sides of the mounting rack (22);
the fixed seat (23) is symmetrically and slidably connected with the clamping blocks (24) for fixing the hose;
the first springs (25) are connected between the clamping blocks (24) and the fixed seats (23), and the first springs (25) are sleeved on the clamping blocks (24);
the sliding sleeves (26) are connected to the sides, away from each other, of the rear fixed seats (23);
the sliding sleeve (26) is connected with a first wedge block (27) in a sliding manner;
the second springs (28) are connected between the first wedge-shaped block (27) and the sliding sleeve (26), and the second springs (28) are sleeved on the first wedge-shaped block (27);
the middle of one side of the mounting rack (22) is provided with a rack (29);
the bearing seat (210) is arranged on the front side of the top of the base (1);
the top of the bearing seat (210) is rotatably provided with a rotating shaft (211);
the rotating shaft (211) is provided with a rotating disc (212) at one side far away from the rack (29);
the gear (213) is arranged on one side, close to the rack (29), of the rotating shaft (211), and the gear (213) is meshed with the rack (29).
3. The sanitary shower hose cleaning device according to claim 2, characterized in that the cleaning mechanism (3) comprises:
a water storage barrel (30), wherein one side of the top of the base (1) is provided with the water storage barrel (30) for storing a cleaning agent;
a water inlet (31) for leading in cleaning agent is arranged on the water storage barrel (30);
a small water pump (32), the top of the water storage barrel (30) is provided with the small water pump (32);
the top of the small water pump (32) is connected with the water pipe (33);
the water pipe is characterized by comprising a first mounting seat (34), wherein the first mounting seat (34) is arranged on one side of the top of the mounting frame (22), and the water pipe (33) penetrates through the first mounting seat (34);
the tail end of the water pipe (33) is connected with the cylinder body (35), and the bottom of the cylinder body (35) is positioned above the clamping block (24) on the same side;
the valve (36) is arranged on the top of the cylinder body (35), and the valve (36) used for controlling the flowing of the cleaning agent is arranged on the top of the cylinder body (35).
4. The sanitary shower hose cleaning device according to claim 3, further comprising:
the side, far away from the gear (213), of the rack (29) is connected with the fixing plate (4);
the clamping teeth (5) are uniformly arranged at the rear part of the fixing plate (4);
the mounting plate (6) is arranged on one side, close to the water storage barrel (30), of the top of the base (1);
the clamping rod (7) is connected to the upper side of the mounting plate (6) in a sliding manner;
the compression springs (8) are connected between the clamping rod (7) and the two sides of the mounting plate (6), and the compression springs (8) are sleeved on the clamping rod (7);
the sliding rail (9) is arranged on one side, close to the mounting plate (6), of the top of the base (1);
the sliding block (14) is connected with the sliding rail (9) in a sliding way;
the middle part of the sliding block (14) is provided with a second wedge-shaped block (10);
the second mounting seat (11) is arranged on one side, away from the mounting plate (6), of the top of the base (1);
the top of the second mounting seat (11) is rotatably connected with a rotating rod (12), and the rotating rod (12) is connected with a sliding block (14) in a sliding manner;
the pedal (13) is arranged on one side of the rotating rod (12) far away from the sliding rail (9);
and the ejector rod (15) is arranged on one side, close to the second mounting seat (11), of the top of the base (1), and the ejector rod (15) is matched with the rotating rod (12).
5. The sanitary shower hose cleaning device according to claim 4, further comprising:
the placing rack (16) for assisting the positioning of the hose is arranged on one side, close to the sliding barrel (20), of the top of the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010982772.5A CN112238105A (en) | 2020-09-18 | 2020-09-18 | Bathroom gondola water faucet hose cleaning equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010982772.5A CN112238105A (en) | 2020-09-18 | 2020-09-18 | Bathroom gondola water faucet hose cleaning equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112238105A true CN112238105A (en) | 2021-01-19 |
Family
ID=74171052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010982772.5A Pending CN112238105A (en) | 2020-09-18 | 2020-09-18 | Bathroom gondola water faucet hose cleaning equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112238105A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113909187A (en) * | 2021-09-08 | 2022-01-11 | 精工阀门集团有限公司 | Cleaning device and process after plunger valve production |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2889527Y (en) * | 2005-11-11 | 2007-04-18 | 梁意中 | Modified structure of respiratory hose cleaning machine |
-
2020
- 2020-09-18 CN CN202010982772.5A patent/CN112238105A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2889527Y (en) * | 2005-11-11 | 2007-04-18 | 梁意中 | Modified structure of respiratory hose cleaning machine |
Non-Patent Citations (5)
| Title |
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| 强建国: "《机械原理创新设计》", 30 June 2008, 华中科技大学出版社 * |
| 梅瑛: "《机构创新设计及CAD》", 30 September 2000, 陕西人民教育出版社 * |
| 王雪艳等: "《机械技术基础》", 31 July 2007, 华中科技大学出版社 * |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113909187A (en) * | 2021-09-08 | 2022-01-11 | 精工阀门集团有限公司 | Cleaning device and process after plunger valve production |
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Application publication date: 20210119 |
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| WD01 | Invention patent application deemed withdrawn after publication |