CN115488115B - Hydraulic multi-way valve cleaning device - Google Patents
Hydraulic multi-way valve cleaning device Download PDFInfo
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- CN115488115B CN115488115B CN202211099578.8A CN202211099578A CN115488115B CN 115488115 B CN115488115 B CN 115488115B CN 202211099578 A CN202211099578 A CN 202211099578A CN 115488115 B CN115488115 B CN 115488115B
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- cleaning
- seat
- box
- rod
- valve
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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
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/043—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes
- B08B9/047—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes the cleaning devices having internal motors, e.g. turbines for powering cleaning tools
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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
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/043—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes
- B08B9/0433—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes provided exclusively with fluid jets as cleaning tools
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The utility model discloses a hydraulic multi-way valve cleaning device, which relates to the technical field of valve body cleaning and comprises a box body, wherein a cleaning box, a recovery box and a drying box are arranged at the top of the box body; a positioning and fixing part is fixedly arranged in the box body and used for fixing the valve body; the cleaning component is rotatably arranged in the box body and comprises a gear ring, a supporting rod is fixedly arranged on the gear ring, a rotating seat is rotatably arranged on the supporting rod, and a cleaning seat is slidably arranged on the rotating seat; a cleaning rod is movably arranged on the cleaning seat; the cleaning rod rotates and axially moves to move into a hole site on the valve body for cleaning; the utility model solves the problem of troublesome cleaning of the multi-way valve, avoids using a plurality of cleaning probes, cleans all oil holes on the valve body by utilizing azimuth conversion, has a drying function, and enables the cleaned valve body to be put into use as soon as possible.
Description
Technical Field
The utility model relates to the technical field of valve body cleaning, in particular to a hydraulic multi-way valve cleaning device.
Background
The multi-way valve integrally adopts a unified modularized design, and can provide a reliable system solution for manufacturers of engineering vehicles. The valve body is combined differently according to the function requirement, and is simple and reliable. The hydraulic valve can be a simple load-sensitive manual multi-way valve or an electric control proportional control valve with an unsaturated function which is irrelevant to the load and the pump flow, and most of hydraulic engineering of multi-way valves in China is mainly designed by application.
The multi-way valve after use needs to be cleaned regularly in order to ensure the service performance; the multi-way valve has a plurality of oil ways and a complex internal structure, the existing cleaning mode is to disassemble the oil ways firstly, release the space of the oil ways and then manually clean the oil ways through cleaning liquid; although the mode can achieve the aim of cleaning, the efficiency is obvious and lower; the existing cleaning equipment has single function, cannot efficiently realize the cleaning operation of the multi-way valve, and cannot enable the valve body to be quickly put into use.
The Chinese patent application with publication number of CN207413888U discloses a multi-way valve cleaning device, which comprises a nozzle system for flushing the multi-way valve and a positioning system for clamping the multi-way valve; the nozzle system comprises a probe nozzle and an external nozzle which are respectively connected with the flushing pipeline, a plurality of probe nozzles are vertically arranged above the positioning system through a lifting module and correspond to the cleaning holes of the multi-way valve clamped on the positioning system one by one, and a plurality of external nozzles are obliquely distributed above the positioning system and are arranged towards the outer wall of the valve body of the multi-way valve; the positioning system comprises a first positioning block, a second positioning block and a clamping and positioning mechanism which are arranged on the bottom plate, wherein the first positioning block and the second positioning block are mutually perpendicular and are positioned at right angles to the side edges of the multi-way valve cleaning body, and the clamping and positioning mechanism clamps and positions the multi-way valve cleaning body on the first positioning block and the second positioning block. The inner cavity and the outside of the multi-way valve are cleaned at the same time, so that the valve body with a complex structure is effectively cleaned, repeated flushing is reduced, and the flushing efficiency is improved; the flushing is realized by utilizing the plurality of probes, so that the probes correspond to the oil circuit holes, the applicability of the mode is not strong, and the probes are too many and are not easy to replace and maintain.
Disclosure of Invention
The utility model solves the problem of troublesome cleaning of the multi-way valve, avoids using a plurality of cleaning probes, cleans all oil holes on the valve body by utilizing azimuth conversion, has a drying function, and enables the cleaned valve body to be put into use as soon as possible.
The technical scheme adopted by the utility model is as follows: the hydraulic multiway valve cleaning device comprises a box body, wherein a cleaning box, a recovery box and a drying box are arranged at the top of the box body; a positioning and fixing part is fixedly arranged in the box body and used for fixing the valve body; the cleaning component is rotatably arranged in the box body and comprises a gear ring, a supporting rod is fixedly arranged on the gear ring, a rotating seat is rotatably arranged on the supporting rod, and a cleaning seat is slidably arranged on the rotating seat; a cleaning rod is movably arranged on the cleaning seat, and one end of the cleaning rod is communicated with the cleaning box, the recovery box and the drying box; the cleaning rod is of a hollow structure, the other end of the cleaning rod is provided with a ball head, the ball head is of a porous structure, the outer surface of the cleaning rod is slidably provided with a brushing cylinder sliding seat which is arranged in a circular array, and the brushing cylinder sliding seat is rotatably provided with a brushing cylinder; the cleaning rod rotates and axially moves to move into the hole position of the valve body to clean.
Further, the cleaning box, the recovery box and the drying box are respectively communicated with a valve box, and the valve box is provided with an electromagnetic valve; the valve box is provided with a communicating pipe, and one end of the communicating pipe is connected with the cleaning component.
Further, the positioning and fixing component comprises a supporting plate, a sliding seat is slidably arranged on the supporting plate, a clamping seat is slidably arranged on the sliding seat, and a first spring for providing elasticity is arranged between the clamping seat and the sliding seat.
Further, one end of the clamping seat, which is contacted with the valve body, is a spherical end; the first screw rod is rotatably arranged on the supporting plate, and the first screw rod and the sliding seat form a screw pair.
Further, the cleaning component comprises a second motor fixedly arranged on the supporting rod, an output shaft of the second motor is fixedly connected with the rotary seat, a second screw rod is rotatably arranged on the rotary seat, a third motor is fixedly arranged on the rotary seat, and the third motor is used for driving the second screw rod to rotate; the cleaning seat and the screw rod II form a screw pair.
Further, a belt structure is arranged on the cleaning seat and comprises a belt wheel I, a belt wheel II and a connecting belt; the first belt wheel is connected with the second belt wheel through a connecting belt; the end face of the first belt wheel is fixedly connected with a third gear, the end face of the third gear is fixedly connected with a third screw rod, and the third screw rod is rotatably arranged on the cleaning seat.
Further, the second belt wheel is rotatably arranged on the cleaning seat, the cleaning rod is in sliding connection with the second belt wheel, the fourth motor is fixedly arranged on the cleaning seat, the second gear is fixedly connected to an output shaft of the fourth motor, and the second gear and the third gear form a gear pair.
The cleaning seat is provided with a sliding rod in a sliding manner, the sliding rod and the screw rod form a screw pair, one end of the cleaning rod, which faces the sliding rod, is rotationally connected with the sliding rod, and the sliding rod is fixedly provided with a communication box which is rotationally connected and communicated with the cleaning rod; one end of the communicating pipe is communicated with the communicating box.
Further, an air cylinder is fixedly arranged on the outer surface of the cleaning rod, a roller is rotatably arranged on a piston rod of the air cylinder, an inclined plane in contact with the roller is arranged on the brushing cylinder sliding seat, and a second spring for providing elasticity is arranged between the brushing cylinder sliding seat and the cleaning rod.
Compared with the prior art, the utility model has the beneficial effects that: (1) Because the oil holes of the multi-way valve are large in number, the cleaning operation is generally performed manually, and the efficiency is low, the utility model replaces manual cleaning, and the cleaning efficiency is ensured by cleaning each oil hole through azimuth conversion; (2) The existing cleaning equipment mainly adopts a plurality of cleaning probes which are in one-to-one correspondence with the oil holes, so that the probes are inconvenient to replace, the problem that the replacement and maintenance are troublesome is solved by using a plurality of cleaning probes and cleaning each oil hole by using one cleaning structure through command control position change; (3) The existing cleaning equipment has single function, and after the oil hole is cleaned, cleaning liquid remains in the oil hole and cannot be cleaned in time, so that the valve body cannot be put into use in time.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic view of the internal structure of the case of the present utility model.
FIG. 3 is a schematic view of the positioning and fixing component of the present utility model.
FIG. 4 is a schematic view showing the overall structure of the cleaning member of the present utility model.
FIG. 5 is a schematic view of the belt structure installation on a cleaning element of the present utility model.
Fig. 6 is a schematic view showing a partial structure of a cleaning member of the present utility model.
FIG. 7 is a schematic view of the cleaning rod of the present utility model.
Fig. 8 is a partial enlarged view of the utility model at the a mark in fig. 7.
Reference numerals: 1-a box body; 2-a cleaning box; 3-a recovery box; 4-a drying oven; 5-valve box; 6-instruction board; 7-a deflector hole; 8-motor I; 9-gear one; 10-mounting ring; 11-a gear ring; 12-communicating pipe; 13-a support plate; 14-a first screw rod; 15-a slide; 16-spring one; 17-clamping seats; 18-transposition; 19-a second screw rod; 20-cleaning a seat; 21-a second motor; 22-supporting rod; 23-motor three; 24-connecting the boxes; 25-screw rod III; 26-slide bar; 27-connecting a belt; 28-pulley one; 29-belt wheel II; 30-cleaning a rod; 31-ball head; 32-cylinder; 33-a roller; 34-a brushing cylinder; 35-spring II; 36-a brushing cylinder sliding seat; 37-motor four; 38-gear two; 39-gear three.
Detailed Description
The utility model will be further described with reference to specific examples, illustrative examples and illustrations of which are provided herein to illustrate the utility model, but are not to be construed as limiting the utility model.
As shown in fig. 1, a cleaning tank 2, a recovery tank 3 and a drying tank 4 are arranged at the top of a tank body 1; the cleaning tank 2, the recovery tank 3 and the drying tank 4 are respectively communicated with a valve box 5, an electromagnetic valve is arranged on the valve box 5, and a communicating pipe 12 is connected to the valve box 5; one side of the instruction board 6 is provided with the instruction board 6, and one side bottom of the instruction board 6 is provided with a diversion hole 7.
As shown in fig. 1, a mounting ring 10 is fixedly arranged in the box body 1, a cleaning component is rotatably arranged on the mounting ring 10, a communicating pipe 12 is arranged on the valve box 5, and one end cleaning component of a motor II 21 is connected; the inside of the box body 1 is fixedly provided with a positioning and fixing part for fixing the valve body.
As shown in fig. 2 and 3, the positioning and fixing component comprises a supporting plate 13, a sliding seat 15 is slidably mounted on the supporting plate 13, a plurality of clamping seats 17 are slidably mounted on the sliding seat 15, and a first spring 16 for providing elasticity is arranged between the clamping seats 17 and the sliding seat 15; one end of the clamping seat 17, which is contacted with the valve body, is a spherical end; the first screw rod 14 is rotatably arranged on the supporting plate 13, and the first screw rod 14 and the sliding seat 15 form a screw pair.
As shown in fig. 2 and 4, a mounting ring 10 is fixedly arranged in the box body 1, a first motor 8 is fixedly arranged on the mounting ring 10, and a first gear 9 is fixedly arranged on an output shaft of the first motor 8; the cleaning part comprises a gear ring 11 rotatably arranged on a mounting ring 10, and a gear pair is formed by a gear I9 and the gear ring 11; a supporting rod 22 is fixedly arranged on the gear ring 11, and a rotary seat 18 is rotatably arranged on the supporting rod 22; the cleaning seat 20 is slidably arranged on the swivel base 18, the second motor 21 is fixedly arranged on the supporting rod 22, and the second motor 21 is used for driving the swivel base 18 to rotate; the rotary seat 18 is rotatably provided with a second screw rod 19 and fixedly provided with a third motor 23, and the third motor 23 is used for driving the second screw rod 19 to rotate; the cleaning seat 20 and the screw rod II 19 form a screw pair.
As shown in fig. 5, 6, 7 and 8, the cleaning seat 20 is provided with a belt structure comprising a first belt pulley 28, a second belt pulley 29 and a connecting belt 27; the belt wheel one 28 is connected with the belt wheel two 29 through a connecting belt 27; a gear III 39 is fixedly connected to the end surface of the belt wheel I28, a screw rod III 25 is fixedly connected to the end surface of the gear III 39, and the screw rod III 25 is rotatably arranged on the cleaning seat 20; the second belt pulley 29 is rotatably arranged on the cleaning seat 20, a cleaning rod 30 is slidably arranged on the second belt pulley 29, the cleaning rod 30 is of a hollow structure, a ball head 31 is arranged at the other end of the cleaning rod 30, and the ball head 31 is of a porous structure; the cleaning seat 20 is fixedly provided with a motor IV 37, an output shaft of the motor IV 37 is fixedly connected with a gear II 38, and the gear II 38 and the gear III 39 form a gear pair.
The cleaning seat 20 is slidably provided with a slide bar 26, the slide bar 26 and a screw rod III 25 form a screw pair, one end of a cleaning rod 30 facing the slide bar 26 is rotationally connected with the slide bar 26, the slide bar 26 is fixedly provided with a communication box 24, and the communication box 24 is rotationally connected and communicated with the cleaning rod 30; one end of the communication pipe 12 communicates with the communication tank 24.
The outer surface of the cleaning rod 30 is provided with a plurality of brushing cylinder sliding seats 36 which are arranged in a circular array in a sliding manner, and the brushing cylinder sliding seats 36 are provided with brushing cylinders 34 in a rotating manner; the cleaning rod 30 rotates and axially moves to move into a hole site on the valve body for cleaning; the outer surface of the cleaning rod 30 is fixedly provided with an air cylinder 32, a piston rod of the air cylinder 32 is rotatably provided with a roller 33, a brushing cylinder sliding seat 36 is provided with an inclined plane contacted with the roller 33, and a second spring 35 for providing elasticity is arranged between the brushing cylinder sliding seat 36 and the cleaning rod 30.
The working principle of the utility model is as follows: the multi-way valve is of a porous structure, and after the multi-way valve is disassembled by a worker, the valve body is arranged on the supporting plate 13 for positioning and fixing; the first screw rod 14 is rotated to enable the sliding seat 15 in all directions to slide, the clamping seat 17 on the sliding seat 15 is used for fixing the valve body, the spherical end is a contact part, and the clamping and fixing are realized through point contact; and the expansion and contraction are realized under the elastic force of the first spring 16, so that the valve body with different shapes can be adapted.
The command board 6 is used for editing commands, namely, the valve bodies with different types are processed; after the instruction is determined, the first motor 8 works, and under the transmission of a gear, the rotation of the gear ring 11, namely the direction conversion of the cleaning component is realized, and meanwhile, the second motor 21 drives the rotary seat 18 to rotate; and the motor III 23 drives the screw rod II 19 to enable the cleaning seat 20 to slide, so that the cleaning component can locally move, and the cleaning rod 30 can be aligned with each hole site on the valve body by combining rotation and translation, so that cleaning treatment can be performed.
During treatment, the specific steps are that cleaning liquid is sprayed, washed, adsorbed and recovered by the cleaning liquid and dried; for the steps of spraying cleaning liquid and washing: after the cleaning hole position is determined, the motor IV 37 works, the cleaning rod 30 rotates under the transmission of gears and belts, and the screw III 25 rotates at the same time, so that the slide rod 26 slides, and the cleaning rod 30 rotates and moves axially at the same time; the ball 31 enters the hole site, the brushing barrel 34 is used for brushing the inner wall of the hole site, the air cylinder 32 is used for controlling the roller 33 to move, and the radial position of the brushing barrel 34 can be adjusted under the contact extrusion of the roller 33 and the inclined plane on the brushing barrel sliding seat 36 so as to adapt to different apertures; the cleaning liquid is conveyed through the cleaning tank 2, enters the communication tank 24 through the communication pipe 12, is conveyed from the communication tank 24 to the cleaning rod 30, and is finally sprayed through the ball head 31; the electromagnetic valve on the valve box 5 works in different steps to control the on-off state of the valve box 5 in each step, namely, in the washing step, the corresponding passages of the other steps are in an off state; the cleaning liquid during washing can be led out through the diversion hole 7.
And (3) adsorbing and recovering the cleaning fluid: the cleaning liquid remaining in the hole site is sucked by the recovery tank 3 and recovered by the ball 31.
For the drying step: through drying box 4 carrying out the drying of blowing out, blow out hot-blast promptly, hot-blast through bulb 31 release, dry the hole site inside, realize the rapid drying of hole site, can improve cleaning operation for the valve body is reassembled and put into operation.
The present utility model is not limited to the above-described embodiments, and various modifications are possible within the scope of the present utility model without inventive labor, as those skilled in the art will recognize from the above-described concepts.
Claims (4)
1. The hydraulic multiway valve cleaning device comprises a box body (1), wherein a cleaning box (2), a recovery box (3) and a drying box (4) are arranged at the top of the box body (1); a positioning and fixing part is fixedly arranged in the box body (1) and used for fixing the valve body; the method is characterized in that: the cleaning component is rotatably arranged in the box body (1), and comprises a gear ring (11), a supporting rod (22) is fixedly arranged on the gear ring (11), a rotating seat (18) is rotatably arranged on the supporting rod (22), and a cleaning seat (20) is slidably arranged on the rotating seat (18); a cleaning rod (30) is movably arranged on the cleaning seat (20), and one end of the cleaning rod (30) is communicated with the cleaning box (2), the recovery box (3) and the drying box (4); the cleaning rod (30) is of a hollow structure, a ball head (31) is arranged at the other end of the cleaning rod (30), the ball head (31) is of a porous structure, a brushing barrel sliding seat (36) is arranged on the outer surface of the cleaning rod (30) in a sliding manner, and a brushing barrel (34) is arranged on the brushing barrel sliding seat (36) in a rotating manner; the cleaning rod (30) rotates and axially moves to move into the hole site of the valve body for cleaning;
the cleaning component comprises a motor II (21) fixedly arranged on the supporting rod (22), an output shaft of the motor II (21) is fixedly connected with the rotary seat (18), a screw rod II (19) is rotatably arranged on the rotary seat (18), a motor III (23) is fixedly arranged on the rotary seat (18), and the motor III (23) is used for driving the screw rod II (19) to rotate; the cleaning seat (20) and the screw rod II (19) form a screw pair;
the cleaning seat (20) is provided with a belt structure, and the belt structure comprises a belt wheel I (28), a belt wheel II (29) and a connecting belt (27); the belt wheel I (28) is connected with the belt wheel II (29) through a connecting belt (27); a gear III (39) is fixedly connected to the end face of the belt wheel I (28), a screw rod III (25) is fixedly connected to the end face of the gear III (39), and the screw rod III (25) is rotatably arranged on the cleaning seat (20);
the second belt wheel (29) is rotatably arranged on the cleaning seat (20), the cleaning rod (30) is in sliding connection with the second belt wheel (29), the fourth motor (37) is fixedly arranged on the cleaning seat (20), the second gear (38) is fixedly connected to an output shaft of the fourth motor (37), and the second gear (38) and the third gear (39) form a gear pair;
a slide bar (26) is slidably arranged on the cleaning seat (20), the slide bar (26) and a screw rod III (25) form a screw pair, one end of a cleaning rod (30) facing the slide bar (26) is rotationally connected with the slide bar (26), a communication box (24) is fixedly arranged on the slide bar (26), and the communication box (24) is rotationally connected and communicated with the cleaning rod (30); one end of the communicating pipe (12) is communicated with the communicating box (24);
the cleaning device is characterized in that an air cylinder (32) is fixedly arranged on the outer surface of the cleaning rod (30), a roller (33) is rotatably arranged on a piston rod of the air cylinder (32), an inclined plane in contact with the roller (33) is arranged on the brushing cylinder sliding seat (36), and a second spring (35) for providing elasticity is arranged between the brushing cylinder sliding seat (36) and the cleaning rod (30).
2. The hydraulic multiplex valve cleaning device according to claim 1, wherein: the cleaning box (2), the recovery box (3) and the drying box (4) are respectively communicated with the valve box (5), and the valve box (5) is provided with an electromagnetic valve; a communicating pipe (12) is arranged on the valve box (5), and one end of the communicating pipe (12) is connected with the cleaning component.
3. The hydraulic multiplex valve cleaning device according to claim 1, wherein: the positioning and fixing component comprises a supporting plate (13), a sliding seat (15) is slidably arranged on the supporting plate (13), a clamping seat (17) is slidably arranged on the sliding seat (15), and a first spring (16) for providing elasticity is arranged between the clamping seat (17) and the sliding seat (15).
4. A hydraulic multiplex valve cleaning apparatus according to claim 3 wherein: one end of the clamping seat (17) contacted with the valve body is a spherical end; the first screw rod (14) is rotatably arranged on the supporting plate (13), and the first screw rod (14) and the sliding seat (15) form a screw pair.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211099578.8A CN115488115B (en) | 2022-09-09 | 2022-09-09 | Hydraulic multi-way valve cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211099578.8A CN115488115B (en) | 2022-09-09 | 2022-09-09 | Hydraulic multi-way valve cleaning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115488115A CN115488115A (en) | 2022-12-20 |
| CN115488115B true CN115488115B (en) | 2023-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211099578.8A Active CN115488115B (en) | 2022-09-09 | 2022-09-09 | Hydraulic multi-way valve cleaning device |
Country Status (1)
| Country | Link |
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| CN (1) | CN115488115B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116219913B (en) * | 2023-04-13 | 2023-09-19 | 河北高速公路集团有限公司承德分公司 | Highway bridge maintenance device |
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| CN214719067U (en) * | 2021-06-01 | 2021-11-16 | 上海易冷科技有限公司 | Central air conditioning belt cleaning device |
| CN215745303U (en) * | 2021-08-19 | 2022-02-08 | 云南鼎恒机械制造有限公司 | Hydraulic valve cleaning equipment |
| CN114273283A (en) * | 2022-01-07 | 2022-04-05 | 国网山东省电力公司烟台市福山区供电公司 | Transformer substation's post insulator cleaning device |
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2022
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204276405U (en) * | 2014-11-28 | 2015-04-22 | 国家电网公司 | A kind of insulator cleaning robot cleaning mechanism |
| CN207402961U (en) * | 2017-10-23 | 2018-05-25 | 浙江新光阳照明股份有限公司 | A kind of cleaning machine of ceramic tube |
| CN208261449U (en) * | 2018-01-10 | 2018-12-21 | 上海霜揩电子科技有限公司 | A kind of petroleum pipeline cleaning device |
| CN111515171A (en) * | 2020-05-20 | 2020-08-11 | 赵天生 | Gate belt cleaning device for hydraulic engineering |
| CN111842351A (en) * | 2020-07-17 | 2020-10-30 | 重庆洁盟环保科技有限公司 | Rotary cleaning mechanism and pipeline surface cleaning mechanism |
| CN111921936A (en) * | 2020-08-21 | 2020-11-13 | 广东电网有限责任公司 | Insulator cleaning device |
| CN112547657A (en) * | 2020-12-23 | 2021-03-26 | 张琪 | Medical instrument belt cleaning device |
| CN214719067U (en) * | 2021-06-01 | 2021-11-16 | 上海易冷科技有限公司 | Central air conditioning belt cleaning device |
| CN215745303U (en) * | 2021-08-19 | 2022-02-08 | 云南鼎恒机械制造有限公司 | Hydraulic valve cleaning equipment |
| CN114273283A (en) * | 2022-01-07 | 2022-04-05 | 国网山东省电力公司烟台市福山区供电公司 | Transformer substation's post insulator cleaning device |
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| Publication number | Publication date |
|---|---|
| CN115488115A (en) | 2022-12-20 |
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