CN209866861U - Pipeline inner wall descaling machine - Google Patents
Pipeline inner wall descaling machine Download PDFInfo
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- CN209866861U CN209866861U CN201920267133.3U CN201920267133U CN209866861U CN 209866861 U CN209866861 U CN 209866861U CN 201920267133 U CN201920267133 U CN 201920267133U CN 209866861 U CN209866861 U CN 209866861U
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- friction plate
- shovel
- pipeline
- cylinder
- connecting rod
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Abstract
The utility model relates to a descaling machine technical field especially relates to a pipeline inner wall descaling machine, and it includes that cylinder, friction running gear and shovel scrape broken mechanism, are equipped with blow vent and lower blow vent on the cylinder body, and the cover is equipped with the slider on the connecting rod free end of cylinder, friction running gear includes that the hinge adorns a plurality of friction plate connecting rods on the slider, with friction plate connecting rod tip hinge friction plate and hinge dress in the pull rod between friction plate connecting rod middle part and connecting rod free end, the shovel scrapes broken mechanism and includes that fixed mounting scrapes shovel, fixed mounting in circular the scraping shovel middle part ejector pin, hinge dress in circular a plurality of support frames of scraping the shovel bottom, fixed mounting in the gyro wheel frame of support frame bottom, the gyro wheel of suit on the gyro wheel frame of support frame bottom and install the elasticity stop device between ejector pin and support frame. The device provided by the utility model simple structure, with low costs, efficient and have the mobility.
Description
Technical Field
The utility model relates to a descaling machine technical field especially relates to a pipeline inner wall descaling machine.
Background
After the pipeline is used for a period of time, scaling phenomenon can occur on the inner wall of the pipeline. Especially for the liquid and gas pipelines containing more impurities, after a period of use, the inner wall of the pipeline can generate thicker scale, which affects the parameters of pressure, flow rate and the like of the system and needs to be removed.
The drive for the movement of the pipe descaling machine, which is common today, inside the pipe may be provided by its own components or by the liquid flowing inside the pipe. The descaling principle comprises a physical method and a chemical method, wherein the physical method can be used for removing internal scales by cold cutting, high-pressure water jet, electromagnetic field and the like; the chemical method can be used for corrosion cleaning by chemical agents such as acid liquor and the like. For example, the pipeline descaling robot disclosed in the Chinese patent CN200920143614.X uses the liquid medium sprayed by the working head part to perform descaling on impact and corrosion of inner scale, uses the movable trolley to realize movement, and has the advantages of motility and complex structure; the high-efficiency pipeline cleaner disclosed in the Chinese patent CN200420053167.6 is used for removing scale by directly acting mechanical components and the scale in the pipeline in a cold cutting mode, is driven by fluid in the pipeline, and has large scale removal depth and lack of activity; the ultrasonic pipeline cleaner disclosed in the chinese patent CN00214308.9 uses ultrasonic waves to remove scale, and is not suitable for long pipeline work. With the attention of enterprises on energy conservation and emission reduction and the continuous optimization of cost, the existing descaling machine cannot meet the indexes of higher descaling efficiency, simpler structure and higher activity.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a pipeline inner wall descaling machine that simple structure, with low costs, efficient and have the motility.
The utility model discloses a realize through following technical scheme:
the utility model provides a pipeline inner wall descaling machine, its includes that cylinder, friction running gear and shovel scrape broken mechanism, are equipped with vent and lower vent on the cylinder body, and the cover is equipped with the slider on the connecting rod free end of cylinder, friction running gear includes that the hinge adorns a plurality of friction plate connecting rods on the slider, with the friction plate of friction plate connecting rod tip hinge dress and the hinge dress pull rod between friction plate connecting rod middle part and connecting rod free end, the shovel scrapes broken mechanism and includes that fixed mounting scrapes the circular shovel of scraping in cylinder body bottom, fixed mounting in the circular shovel middle part in the scraping, hinge dress in a plurality of support frames of circular shovel bottom, fixed mounting in the gyro wheel frame of support frame bottom, suit the gyro wheel on the gyro wheel frame and install the elasticity stop device between ejector rod and support frame.
Furthermore, the elastic limiting device comprises a sleeve hinged to the middle part of the ejector rod and a top core hinged to the support frame and extending into the sleeve, a limiting groove is formed in the inner wall of the sleeve, a limiting step is formed in the outer wall of the top core, and a plurality of limiting springs are arranged between the limiting groove of the sleeve and the rear part of the limiting step of the top core.
Further, a gasket is arranged between the end part of the sleeve and the front part of the top core limiting step.
Further, the number of the friction plate connecting rods is three.
Further, the number of the supporting frames is three.
Beneficial effects of the utility model
The utility model discloses a pipeline inner wall descaling machine of protection has following advantage:
(1) only one pneumatic cylinder is used as a power element for moving and descaling, and the power source is few and easy to control.
(2) The friction running mechanism utilizes the reaction force of the friction force between the friction plate and the inner wall of the pipeline to realize the direct driving of the work of the descaling machine. And when the connecting rod of the cylinder contracts, the friction plate can be automatically separated from the inner wall of the pipeline, and the friction plate is driven to move along with the contraction of the connecting rod of the cylinder, so that the self-walking of the descaling machine is realized, and the descaling cost is lower.
(3) The descaling process comprises high-pressure extrusion and crushing of the inner scale by the roller and secondary removal of the inner scale by the circular scraper, so that the descaling efficiency is higher.
(4) The elastic limiting device is used, so that the roller has a force along the radial direction of the pipeline on the premise that the inner scale is pressed in all the time, the self-supporting function is realized, and the auxiliary cylinder controls the movement of the descaling machine in the pipeline.
(5) The long-distance work can be carried out under the condition of not disassembling the pipeline, and the mechanism is simple, the working time is short and the cost is low.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic sectional view of the present invention;
FIG. 3 is a schematic structural view of the elastic limiting device of the present invention;
in the figure, 1, a friction plate, 2, a cylinder body, 3, a connecting rod of a cylinder, 4, a support frame, 5, a roller frame, 6, an ejector rod, 7, a roller, 8, a circular spatula, 9, a lower vent hole, 10, an upper vent hole, 11, a sliding block, 12, a friction plate connecting rod, 13, a pull rod, 14, an elastic limiting device, 15, a limiting step, 16, a top core, 17, a gasket, 18, a sleeve, 19, a limiting groove and 20 are limiting springs.
Detailed Description
A pipeline inner wall descaling machine comprises a cylinder, a friction mechanism and a scraping and crushing mechanism, wherein an upper vent 10 and a lower vent 9 are arranged on a cylinder body 2, a slide block 11 is sleeved on the free end of a connecting rod 3 of the cylinder, the friction mechanism comprises a plurality of friction plate connecting rods 12 hinged on the slide block, friction plates 1 hinged with the end parts of the friction plate connecting rods and pull rods 13 hinged between the middle parts of the friction plate connecting rods and the free ends of the connecting rods, and the scraping and crushing mechanism comprises a circular scraping shovel 8 fixedly installed at the bottom of the cylinder body, a push rod 6 fixedly installed in the middle part of the circular scraping shovel, a plurality of supporting frames 4 hinged at the bottom of the circular scraping shovel, a roller frame 5 fixedly installed at the bottom of the supporting frames, a roller 7 sleeved on the roller frame and an elastic limiting device 14 installed between the push rod and the supporting frames.
Furthermore, the elastic limiting device comprises a sleeve 18 hinged to the middle part of the ejector rod and a top core 16 hinged to the support frame and extending into the sleeve, a limiting groove 19 is formed in the inner wall of the sleeve, a limiting step 15 is formed in the outer wall of the top core, and a plurality of limiting springs 20 are arranged between the rear parts of the limiting groove of the sleeve and the limiting step of the top core.
Further, a gasket 17 is arranged between the end part of the sleeve and the front part of the top core limiting step.
Further, the number of the friction plate connecting rods is three.
Further, the number of the supporting frames is three.
When the descaling machine works, the descaling machine is placed in the pipeline, and due to the action of the elastic limiting device, an interaction force along the radial direction of the pipeline exists between the roller and the pipeline all the time, and the descaling machine cannot automatically move relative to the pipeline. When the lower vent hole is used for air inlet and the upper vent hole is used for air outlet, the air cylinder is in a process, the connecting rod of the air cylinder moves relative to the cylinder body under the action of air pressure, the connecting rod of the air cylinder moves upwards relative to the pipeline under the condition that the cylinder body is static relative to the pipeline due to the interaction force of the roller and the pipeline, so that the friction plate is contacted and pressed with the pipeline under the action of the connecting rod of the friction plate, the friction force opposite to the moving direction of the connecting rod of the air cylinder is generated between the friction plate and the pipeline, the friction force between the friction plate and the inner wall of the pipeline is rapidly increased along with the movement of the connecting rod of the air cylinder, the friction plate is self-locked relative to the pipeline, the connecting rod of the air cylinder stops moving relative to the pipeline, at the moment, the air cylinder body drives the circular scraping shovel and the roller to move downwards under the action of the, the round scraper further scrapes off the dirt, so that a descaling process of the descaling machine in the pipeline is completed, the descaling efficiency is high, and the descaling effect is good.
When the air pressure in the upper air vent is reduced to be less than the pressure in the air cylinder, the connecting rod of the air cylinder drives the friction plate to move downwards, so that the descaling machine can move in the pipeline. The process and the return process above the pneumatic cylinder are continuously circulated, so that the descaling machine is periodically in a descaling and moving state in the pipeline, and the function of removing dirt in the pipeline by the descaling machine is further realized. The utility model discloses only regard as power component through a cylinder, both can accomplish the scale removal action of descaling machine, but also can realize the walking of descaling machine, simple structure and scale removal are with low costs.
The elastic limiting device comprises a sleeve hinged to the middle part of the ejector rod and an ejector core hinged to the support frame and extending into the sleeve, a limiting groove is formed in the inner wall of the sleeve, a limiting step is formed in the outer wall of the ejector core, and a plurality of limiting springs are arranged between the rear parts of the limiting groove of the sleeve and the limiting step of the ejector core, so that the elastic limiting device can move reliably and can be effectively buffered.
The number of the friction plate connecting rods is three, and the number of the supporting frames is three, so that the structure is more stable, and the action is more reliable.
To sum up, the utility model provides a pair of pipeline inner wall descaling machine, simple structure, with low costs, efficient and have the mobility.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The descaling machine for the inner wall of the pipeline is characterized by comprising a cylinder, a friction walking mechanism and a scraping and crushing mechanism, wherein an upper vent hole and a lower vent hole are formed in a cylinder body of the cylinder, a sliding block is sleeved on the free end of a connecting rod of the cylinder, the friction walking mechanism comprises a plurality of friction plate connecting rods hinged on the sliding block, friction plates hinged with the end parts of the friction plate connecting rods and pull rods hinged between the middle parts of the friction plate connecting rods and the free end of the connecting rod, and the scraping and crushing mechanism comprises a circular scraping shovel fixedly installed at the bottom of the cylinder body, ejector rods fixedly installed in the middle of the circular scraping shovel, a plurality of support frames hinged at the bottom of the circular scraping shovel, roller frames fixedly installed at the bottom of the support frames, rollers sleeved on the roller frames and an elastic limiting device installed between the ejector rods.
2. The pipeline inner wall descaling machine of claim 1, wherein the elastic limiting device comprises a sleeve hinged to the middle part of the ejector rod and an ejector core hinged to the support frame and extending into the sleeve, a limiting groove is formed on the inner wall of the sleeve, a limiting step is formed on the outer wall of the ejector core, and a plurality of limiting springs are arranged between the limiting groove of the sleeve and the rear part of the limiting step of the ejector core.
3. The machine for descaling inner wall of pipeline of claim 2 wherein a gasket is installed between the end of the sleeve and the front part of the top core limiting step.
4. The machine of claim 1, wherein there are three friction plate linkages.
5. The machine of claim 1, wherein the number of the supporting frames is three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920267133.3U CN209866861U (en) | 2019-03-04 | 2019-03-04 | Pipeline inner wall descaling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920267133.3U CN209866861U (en) | 2019-03-04 | 2019-03-04 | Pipeline inner wall descaling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209866861U true CN209866861U (en) | 2019-12-31 |
Family
ID=68953808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920267133.3U Expired - Fee Related CN209866861U (en) | 2019-03-04 | 2019-03-04 | Pipeline inner wall descaling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209866861U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111531838A (en) * | 2020-06-08 | 2020-08-14 | 华创天元实业发展有限责任公司 | Device and method for producing functional layer on inner wall of pipeline |
| CN112427352A (en) * | 2020-11-29 | 2021-03-02 | 河南基兆建筑工程有限公司 | Buoyancy lifting type water tower inner wall cleaning equipment for hydraulic engineering |
| CN112974433A (en) * | 2021-04-21 | 2021-06-18 | 山东鹤鹏技术有限公司 | Improved oil gas pipeline descaling device |
| CN114405939A (en) * | 2022-03-28 | 2022-04-29 | 山东昊瑞得智能科技有限公司 | Dirt preventing and removing device for honeycomb type oil dirt purifier for medical deep hole plate |
-
2019
- 2019-03-04 CN CN201920267133.3U patent/CN209866861U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111531838A (en) * | 2020-06-08 | 2020-08-14 | 华创天元实业发展有限责任公司 | Device and method for producing functional layer on inner wall of pipeline |
| CN112427352A (en) * | 2020-11-29 | 2021-03-02 | 河南基兆建筑工程有限公司 | Buoyancy lifting type water tower inner wall cleaning equipment for hydraulic engineering |
| CN112974433A (en) * | 2021-04-21 | 2021-06-18 | 山东鹤鹏技术有限公司 | Improved oil gas pipeline descaling device |
| CN112974433B (en) * | 2021-04-21 | 2021-07-30 | 山东鹤鹏技术有限公司 | Improved oil gas pipeline descaling device |
| CN114405939A (en) * | 2022-03-28 | 2022-04-29 | 山东昊瑞得智能科技有限公司 | Dirt preventing and removing device for honeycomb type oil dirt purifier for medical deep hole plate |
| CN114405939B (en) * | 2022-03-28 | 2022-06-14 | 山东昊瑞得智能科技有限公司 | Dirt preventing and removing device for honeycomb type oil dirt purifier for medical deep hole plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191231 |