CN218610607U

CN218610607U - Scale cleaning device

Info

Publication number: CN218610607U
Application number: CN202223214071.0U
Authority: CN
Inventors: 魏明珍; 史庆泰; 杨玲玲; 魏明武
Original assignee: Quanhuiyou Fluid Technology Hubei Co ltd
Current assignee: Quanhuiyou Fluid Technology Hubei Co ltd
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-03-14
Anticipated expiration: 2032-11-28

Abstract

The utility model provides a scale deposit cleaning device, comprising a main body, the one end of main part is equipped with the connector, still be equipped with mobilizable main shaft in the main part, order about main shaft pivoted first drive assembly and order about the second drive assembly that the main shaft removed, the one end of main shaft stretches out the connector and the one end that the main shaft stretches out the connector is equipped with the detachable blade disc outward, be equipped with rotatable scraper on the blade disc and hold the storage tank of scraper, one end in the relative both ends of scraper rotates with the blade disc to be connected, the other end stretches out outside the storage tank, still be equipped with the torsional spring with scraper matched with in the storage tank, the torsional spring orders about the scraper and rotates in the one end withdrawal storage tank that makes the scraper stretch out the storage tank outside. The utility model provides an in-process of clearance scale deposit can damage the technical problem of equipment, produced effectively clear away the scale deposit in the phosphoric acid production facility, ensured the technological effect that production goes on smoothly to can avoid phosphoric acid production facility impaired in the clearance process, do benefit to the life of extension phosphoric acid production facility.

Description

Scale cleaning device

Technical Field

The utility model relates to a phosphoric acid production technical field especially relates to a scale deposit cleaning device.

Background

Phosphoric ore is generally adopted as raw materials in the industrial production phosphoric acid, because the phosphorus ore contains a large amount of impurities, the ground paste of producing is being filtered and is being carried to the in-process of storage tank because the solubility of the impurity in the temperature variation thick liquids descends, lead to the impurity supersaturation in the thick liquids and separate out, the impurity of appearing can be attached to the valve of production facility, pipeline and this internal department such as equipment formation scale deposit, can reduce gradually or even block up completely along with the flow of piling up pipeline and valve of scale deposit, influence production normal clear, just need shut down and clear up production facility this moment.

At present, scales in pipelines and valves of phosphoric acid production equipment are generally cleaned in a chemical cleaning and manual cleaning mode, chemical agents can corrode the pipelines and the valves in the chemical cleaning process, and equipment damage can be caused when the pipelines or the valves are knocked to cause the scales to fall off in the manual cleaning process. Therefore, the existing scale cleaning mode can cause certain damage to equipment and influence the service life of the equipment.

SUMMERY OF THE UTILITY MODEL

Not enough to exist among the prior art, the utility model provides a scale deposit cleaning device, it has solved the problem that the clearance scale deposit in-process that exists can damage equipment among the prior art.

According to the utility model discloses an embodiment, a scale deposit cleaning device, comprising a main body, the one end of main part is equipped with the connector, still be equipped with mobilizable main shaft in the main part, order about main shaft pivoted first drive assembly and order about the second drive assembly that the main shaft removed, stretch out the one end of main shaft the connector is outer just the main shaft stretches out the one end of connector is equipped with the detachable blade disc, be equipped with rotatable scraper on the blade disc and hold the storage tank of scraper, one end in the relative both ends of scraper with the blade disc rotates to be connected, the other end stretches out outside the storage tank, still be equipped with in the storage tank with scraper matched with torsional spring, the torsional spring orders about the scraper rotates and makes the scraper stretches out the outer one end withdrawal of storage tank is in the storage tank.

Furthermore, a drill bit is further arranged on the cutter head and is located on the end face of one end, far away from the main shaft, of the cutter head.

Furthermore, the opposite two sides of the cutter head are respectively provided with the containing grooves, and the containing grooves are respectively internally provided with one scraper.

Furthermore, the first driving component comprises a motor arranged on the main body, a first gear arranged on the output end of the motor and a second gear meshed with the first gear, a movable sliding block is sleeved on the main shaft, the sliding block is matched with the second gear, and the sliding block is positioned at the circle center of the second gear.

Furthermore, be equipped with the external splines on the periphery wall of main shaft, be equipped with on the slider with external splines matched with internal splines.

Furthermore, the second driving assembly comprises a screw rod, the screw rod is movably arranged on the main body, the axial direction of the screw rod is consistent with the axial direction of the main shaft, and one end, close to the main shaft, of the screw rod is provided with a rotatable universal coupling which is connected with the main shaft in a transmission manner.

Furthermore, one end of the screw rod, which is far away from the main shaft, extends out of the main body, the second driving assembly further comprises a hand wheel which is rotatably arranged on the main body, and the hand wheel is provided with a threaded hole matched with the screw rod.

Furthermore, the screw rod is provided with an indicating needle, the main body is provided with a graduated scale matched with the indicating needle, and the length direction of the graduated scale is consistent with the axial direction of the screw rod.

Furthermore, still be equipped with the discharge valve on the connector, the discharge valve with the space intercommunication inside the connector.

Furthermore, one side of the connector, which is close to the main body, is provided with a groove, sealing filler is filled in the groove, and the main body covers the opening of the groove.

Compared with the prior art, the utility model discloses following beneficial effect has: the scale cleaning device is fixed with the phosphoric acid production equipment by matching the end face of the valve of the phosphoric acid production equipment through the connector, the main shaft is driven to rotate and move by the first driving component and the second driving component after the scale cleaning device is fixed, one end of the main shaft with the cutter head sequentially extends into the valve of the phosphoric acid production equipment, the pipeline and the equipment body, the cutter head rotates while moving, scales attached to the valve, the pipeline and the equipment body are scraped by the scraper arranged on the cutter head, the scraper rotates and partially extends out of the accommodating groove on the cutter head due to centrifugal force generated during rotation of the cutter head, the scales in the phosphoric acid production equipment are further removed to increase the cross-sectional area of a channel for liquid flowing in the phosphoric acid production equipment, the cleaning effect of the scale cleaning device is enhanced, the scraper is driven to reset by the torsion spring after cleaning is completed, the cutter head is driven to slowly move by the second driving component to take out the cutter head from the phosphoric acid production equipment, the scraper does not contact with the inner wall of the phosphoric acid production equipment in the cleaning process, chemical or external force is not needed, the scale production equipment is avoided being damaged, the scale cleaning technology is beneficial to prolonging the service life of the phosphoric acid production equipment, and the equipment.

Drawings

Fig. 1 is a schematic structural view of a scale cleaning apparatus according to an embodiment of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

fig. 3 is an enlarged view at B in fig. 1.

In the drawings, wherein: 1. a main body; 11. a graduated scale; 12. a bearing; 2. a connector; 21. a discharge valve; 22. sealing and filling; 3. a main shaft; 31. a slider; 4. a first drive assembly; 41. a motor; 42. a first gear; 43. a second gear; 5. a second drive assembly; 51. a screw; 52. a universal coupling; 53. a hand wheel; 54. an indicator needle; 6. a cutter head; 61. a scraper; 62. a containing groove; 63. a torsion spring; 64. a drill bit; 100. a valve; 200. a pipeline; 300. an apparatus body; 400. and (4) scaling.

Detailed Description

The technical solution of the present invention is further explained with reference to the drawings and the embodiments.

As shown in fig. 1 to fig. 3, an embodiment of the present invention provides a scale 400 cleaning apparatus for cleaning scale 400 in a valve 100, a pipeline 200 and an apparatus body 300 of a phosphoric acid production apparatus to make the phosphoric acid production apparatus keep unobstructed.

Referring to fig. 1 and 2, the scale 400 cleaning device includes a main body 1, a connector 2 is disposed at one end of the main body 1, the connector 2 is used for being matched with an end face of a valve 100 of a phosphoric acid production device to fix the scale 400 cleaning device on the phosphoric acid production device, a movable main shaft 3, a first driving component 4 driving the main shaft 3 to rotate and a second driving component 5 driving the main shaft 3 to rotate are disposed on the main body 1, one end of the main shaft 3 penetrates through the connector 2 and extends out of the connector 2, one end of the main shaft 3 extending out of the connector 2 is detachably connected with a cutter head 6, a rotatable scraper 61 and a containing groove 62 containing the scraper 61 are disposed on the cutter head 6, the first driving component 4 and the second driving component 5 drive the main shaft 3 to move, so that the cutter head 6 sequentially enters the valve 100, a pipeline 200 and an equipment body 300 of the phosphoric acid production device, and by second drive assembly 5 orders about main shaft 3 rotates the drive scraper 61 rotates and scrapes down with the scale deposit 400 that will attach to in valve 100, pipeline 200 and equipment body 300, the one end in the relative both ends of scraper 61 with cutter head 6 rotates to be connected, the other end stretches out outside storage tank 62, main shaft 3 drives under the effect of centrifugal force during cutter head 6 rotates scraper 61 for cutter head 6 rotates and makes scraper 61 stretches out the outer one end of storage tank 62 is kept away from gradually cutter head 6 to get rid of scale deposit 400 in the equipment body 300 and increase the cross-sectional area of the passageway of liquid flow in the phosphoric acid production facility as much as possible, just still be equipped with in storage tank 62 with scraper 61 matched with torsional spring 63, work as main shaft 3 stall or the centrifugal force that main shaft 3's rotational speed crosses low production is not enough to make the scraper When the cutter head 61 is unfolded, the torsion spring 63 drives the scraper 61 to rotate so that one end of the scraper 61 extending out of the accommodating groove 62 retracts into the accommodating groove 62, so that the cutter head 6 can exit the phosphoric acid production equipment after the scale 400 is cleaned.

As shown in fig. 2, in order to make in the blade disc 6 can pass through valve 100 and pipeline 200 entering equipment body 300 smoothly, still be equipped with drill bit 64 on the blade disc 6, drill bit 64 is located blade disc 6 is kept away from on the terminal surface of the one end of main shaft 3, work as blade disc 6 is in when rotating under the drive of main shaft 3 drill bit 64 rotates in step, thereby the in-process that blade disc 6 removed drill bit 64 will block scale deposit 400 in blade disc 6 the place ahead is smashed, makes blade disc 6 can stretch into equipment body 300 smoothly.

Specifically, the relative both sides of blade disc 6 are equipped with respectively storage tank 62, every be equipped with one respectively in the storage tank 62 scraper 61 works as two when blade disc 6 rotates scraper 61 synchronization motion promotes scale deposit 400 cleaning device's work efficiency. Just the blade disc 6 with the main shaft 3 adopts threaded connection spare can dismantle the connection to change corresponding size's blade disc 6 and scraper 61 according to the internal diameter of valve 100 and pipeline 200, thereby make scale deposit 400 cleaning device can with the phosphoric acid production equipment adaptation of multiple different models, do benefit to the promotion scale deposit 400 cleaning device's commonality.

Referring to fig. 1 and 3, in this embodiment, the first driving assembly 4 includes a motor 41 disposed on the main body, a first gear 42 disposed at an output end of the motor 41, and a second gear 43 engaged with the first gear 42, a slider 31 is sleeved on the spindle 3, the slider 31 is located at a center of the second gear 43 and is matched with the second gear 43, the slider 31 is used for transmitting power output by the motor 41 to the spindle 3 to drive the spindle 3 to rotate, and the slider 31 is movable on the spindle 3 along an axial direction of the spindle 3, so that when the spindle 3 is driven by the second driving assembly 5 to move, a position of the slider 31 relative to the main body 1 is kept fixed, and the first gear 42 is prevented from being separated from the second gear 43.

In detail, be equipped with the external splines on the periphery wall of main shaft 3, be equipped with on the slider 31 with external splines matched with internal splines, thereby make the slider 31 can be steadily with the power transmission of motor 41 output extremely main shaft 3 drives main shaft 3 rotates, simultaneously when main shaft 3 removes the slider 31 can slide on main shaft 3 without the hindrance, just the relative both sides of main shaft 3 are equipped with bearing 12 respectively, bearing 12 install in on main part 1 just main shaft 3 respectively with two bearing 12 cooperates, so that main shaft 3 can for main part 1 smoothly rotates.

As shown in fig. 1, the second driving assembly 5 includes a screw 51, the screw 51 is movably disposed in the main body 1, the axial direction of the screw 51 is consistent with the axial direction of the main shaft 3, the screw 51 is close to one end of the main shaft 3 is provided with a rotatable universal coupling 52 and the universal coupling 52 is matched with the main shaft 3, so that the screw 51 is in transmission connection with the main shaft 3, a limiting groove is formed in the screw 51, the length direction of the limiting groove is consistent with the axial direction of the screw 51, a limiting block extending into the limiting groove is arranged on the main body 1, the screw 51 is prevented from rotating relative to the main body 1 by the aid of the limiting block and the matching of the limiting groove, and when the screw 51 rotates, the screw 51 is in the main body 1 along the axial direction of the screw 51, so that the main shaft 3 is driven to move, and the cutter 6 is driven to extend into or withdraw from the phosphoric acid production equipment.

Optionally, one end of the screw 51, which is far away from the main shaft 3, extends out of the main body 1, the second driving assembly 5 further comprises a hand wheel 53 which is rotatably arranged on the main body 1, the hand wheel 53 is provided with a threaded hole matched with the screw 51, the hand wheel 53 is operated to rotate so as to drive the screw 51 to move along the axial direction of the screw 51, and the moving direction of the screw 51 can be adjusted by controlling the forward and reverse rotation of the hand wheel 53.

Please refer to fig. 1, in order to facilitate understanding the position of cutter head 6 in phosphoric acid production facility, still be equipped with pointer 54 on the screw rod 51 just be equipped with the confession in the main part 1 the opening that pointer 54 passed, still be equipped with in the main part 1 with pointer 54 matched with scale 11 just the length direction of scale 11 with the axial of screw rod 51 is unanimous, through reading pointer 54 indicates scale on the scale 11 can audio-visually confirm the distance that cutter head 6 removed, thereby judges the concrete position of cutter head 6.

As shown in fig. 1, still be equipped with discharge valve 21 on the connector 2, discharge valve 21 with the inside space intercommunication of connector 2 works as when the blade disc 6 withdraws from phosphoric acid production facility, the impurity that the part was scraped can get into under the promotion of blade disc 6 in the connector 2, open this moment discharge valve 21 will impurity discharge in the connector 2 can avoid connector 2 blocks up.

Preferably, the connector 2 is close to the one side of main part 1 has the recess, the recess intussuseption is filled with sealing filler 22 just main part 1 covers the opening part of recess, sealing filler 22 encircles main shaft 3 sets up, sealing filler 22 can be the polytetrafluoroethylene packing, also can be rubber O type circle, sets up sealing filler 22 can make connector 2 with keep sealing between the main part 1, avoid impurity to get into influence in the main part 1 scale deposit 400 cleaning device normal operating.

As shown in fig. 1 to fig. 3, the operation steps of cleaning the valve 100, the pipe 200 and the apparatus body 300 of the phosphoric acid production apparatus by using the cleaning apparatus for scale 400 provided in this embodiment are: close valve 100 earlier and will use threaded connection will connector 2 fixes in the one end of valve 100, then opens valve 100, restarts motor 41 drive 3 slow rotating, slow rotating hand wheel 53 orders about cutter head 6 passes valve 100 and pipeline 200 in proper order and gets into equipment body 300 slowly, the in-process that cutter head 6 removed drill bit 64 reaches scraper 61 clears away the scale 400 in valve 100 and the pipeline 200, and pass through the scale that pointer 54 marked can judge whether cutter head 6 gets into equipment body 300 completely, cutter head 6 gets into control behind the equipment body 300 motor 41 orders about 3 high-speed rotation of main shaft, at this moment scraper 61 expandes and continues to rotate under the effect of centrifugal force cutter head 53 orders about cutter head 6 continues to move, when the operation when hand wheel 53 orders about cutter head 6 in to equipment body 300 without resistance, then shows that the passageway in the equipment body 300 has been cleared up and is accomplished, control this moment motor 41 reduces the rotational speed of main shaft 3, scraper 61 is in torsion spring 63 orders about under the cutter head, the operation 53 makes open when cutter head 6 resets to equipment body 300 the initial position of unloading is closed again and is the initial position of unloading is enough to be got back to and is 2 and can be accomplished motor connector 2 again.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. A scale deposit cleaning device which characterized in that: which comprises a main body, the one end of main part is equipped with the connector, still be equipped with mobilizable main shaft in the main part, order about main shaft pivoted drive assembly and order about the second drive assembly that the main shaft removed, the one end of main shaft is stretched out the connector is outer just the main shaft stretches out the one end of connector is equipped with the detachable blade disc, be equipped with rotatable scraper on the blade disc and hold the storage tank of scraper, one end in the relative both ends of scraper with the blade disc rotates to be connected, the other end stretches out outside the storage tank, still be equipped with in the storage tank with scraper matched with torsional spring, the torsional spring orders about the scraper rotates and makes the scraper stretches out the outer one end retraction of storage tank is in the storage tank.

2. A fouling cleaning apparatus as claimed in claim 1, wherein: the drill bit is further arranged on the cutter head and is located on the end face, away from one end of the main shaft, of the cutter head.

3. A fouling cleaning apparatus as claimed in claim 1, wherein: the opposite two sides of the cutter head are respectively provided with the containing grooves, and the containing grooves are internally provided with the scrapers respectively.

4. A fouling cleaning apparatus as claimed in claim 1, wherein: the first driving assembly comprises a motor arranged on the main body, a first gear arranged on the output end of the motor and a second gear meshed with the first gear, a movable sliding block is sleeved on the main shaft, and the sliding block is matched with the second gear and is positioned at the circle center of the second gear.

5. A fouling cleaning apparatus as claimed in claim 4, wherein: the outer circumference wall of the main shaft is provided with an external spline, and the sliding block is provided with an internal spline matched with the external spline.

6. A fouling cleaning apparatus as claimed in claim 1, wherein: the second driving assembly comprises a screw rod, the screw rod is movably arranged on the main body, the axial direction of the screw rod is consistent with the axial direction of the main shaft, one end, close to the main shaft, of the screw rod is provided with a rotatable universal coupling, and the universal coupling is in transmission connection with the main shaft.

7. A fouling cleaning apparatus as claimed in claim 6, wherein: one end of the screw rod, which is far away from the main shaft, extends out of the main body, the second driving assembly further comprises a hand wheel which is rotatably arranged on the main body, and the hand wheel is provided with a threaded hole matched with the screw rod.

8. A fouling cleaning apparatus as claimed in claim 6, wherein: the screw rod is provided with an indicating needle, the main body is provided with a graduated scale matched with the indicating needle, and the length direction of the graduated scale is consistent with the axial direction of the screw rod.

9. A scale cleaning apparatus according to claim 1, wherein: still be equipped with the discharge valve on the connector, the discharge valve with the space intercommunication inside the connector.

10. A scale cleaning apparatus according to claim 1, wherein: the connector is close to one side of main part has the recess, the recess intussuseption is filled with sealing filler and the main part covers the opening part of recess.