CN218395187U

CN218395187U - Storage tank cleaning device

Info

Publication number: CN218395187U
Application number: CN202222109097.2U
Authority: CN
Inventors: 李佩斯; 但珂; 朱欢; 贺辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-09
Filing date: 2022-08-09
Publication date: 2023-01-31
Anticipated expiration: 2032-08-09

Abstract

The utility model discloses a storage tank cleaning device, which belongs to the technical field of cleaning equipment and comprises a lifting structure and a cleaning structure, wherein the cleaning structure comprises an outer sleeve and an inner sleeve which are coaxially sleeved, and an annular cavity is formed between the inner sleeve and the outer sleeve; the outer wall of the pipe section of the inner sleeve outside the outer sleeve and the outer wall of the outer sleeve are both rotationally and hermetically connected with an injection mechanism; the rotary disc of one injection mechanism is communicated with the interior of the inner sleeve through a through hole arranged on the inner sleeve, and the rotary disc of the other injection mechanism is communicated with the annular cavity through a through hole arranged on the outer sleeve. The utility model discloses be provided with two runners and supply water for two fixed connection's injection mechanism respectively, an injection mechanism supplies high pressure water and plays the washing effect, but self water spray can not lead to its rotation, and another injection mechanism is rotatory nozzle, utilizes low pressure water injection drive rotatory, and this device can control rotation rate through the pressure of adjusting low pressure water, and this operation can be accomplished at the tank deck, need not to remove whole equipment, and easy operation saves time.

Description

Storage tank cleaning device

Technical Field

The utility model relates to a cleaning equipment technical field specifically is a storage tank belt cleaning device.

Background

High-pressure water cleaning is a cleaning means generally adopted by a storage tank, namely water is pressurized by a pressurizing device and then converted into high-speed fine water jet by a spray head with a fine pore diameter, and the water jet has huge striking energy and can remove scaling substances on the inner wall of the storage tank. The automatic high-pressure water cleaning device for the suspension type storage tank disclosed in the Chinese patent CN202122661895.1 belongs to the equipment, however, the use of the equipment is inconvenient at present. It is known that, in order to achieve higher cleanliness, the inner wall of a storage tank needs to be cleaned in a traversing manner, which requires that a nozzle moves axially along the storage tank to clean the inner walls with different heights in the cleaning process, and simultaneously requires that the nozzle rotates to clean the wall surface with the same height in the circumferential direction, but the equipment lacks related settings and is difficult to realize.

SUMMERY OF THE UTILITY MODEL

For solving the not enough of prior art condition, the utility model provides a storage tank cleaning device, this belt cleaning device set up two root canals way that the axle sleeve was established, and two root canals way respectively rotate injection mechanism of sealing connection, two injection mechanism fixed connection, and one of them injection mechanism sprays the water under high pressure in order to wash the storage tank, and another injection mechanism adopts the low pressure water drive to form the rotary action and drives preceding injection mechanism and rotate together.

The utility model discloses a concrete scheme as follows:

a storage tank cleaning device comprises a lifting structure and a cleaning structure, wherein the lifting structure is used for driving the cleaning structure to move axially along a storage tank; the cleaning structure comprises two sleeves which are coaxially sleeved, namely an outer sleeve and an inner sleeve positioned in the outer sleeve, wherein two ends of the inner sleeve penetrate through two ends of the outer sleeve and are in sealed connection with the outer sleeve; the outer wall of the pipe section of the inner sleeve pipe positioned outside the outer sleeve pipe and the outer wall of the outer sleeve pipe are both connected with injection mechanisms in a rotating and sealing manner, each injection mechanism comprises an injection pipe and a rotary table, the rotary table is a cavity body, and the injection pipes are communicated with the rotary table; the rotating disc of one injection mechanism is communicated with the interior of the inner sleeve through a through hole formed in the inner sleeve, the rotating disc of the other injection mechanism is communicated with the annular cavity through a through hole formed in the outer sleeve, the central axis of the outlet of the injection pipe of one injection mechanism is positioned in the vertical half section of the inner sleeve and faces the inner wall of the storage tank, so that the rotating disc cannot form rotary thrust after water flow is sprayed out, the central axis of the outlet of the injection pipe of the other injection mechanism is not positioned in the vertical half section of the inner sleeve, namely, an included angle between the central axis of the outlet of the injection pipe of the injection mechanism and the vertical half section of the inner sleeve is an acute angle, so that the rotating disc can form rotary thrust after the water flow is sprayed out; at the same time, the two injection mechanisms are fixedly connected, so that the two injection mechanisms rotate together.

As a specific embodiment of the present invention, the rotary plate is a hollow annular shell structure, and both sides of the inner ring shell of the rotary plate are respectively connected with the outer wall of the sleeve in a sealing manner.

Furthermore, two sides of the inner ring shell of the turntable are respectively connected with the outer wall of the sleeve in a rotating and sealing way through mechanical sealing bearings.

As a specific embodiment of the present invention, the two injection mechanisms are fixedly connected via a flexible connecting member.

Further, the flexible connecting piece is an iron chain, and can be a rope, such as a steel wire rope, and when the flexible connecting piece is used, the two sections of the flexible connecting piece are respectively connected with the two injection mechanisms.

As a specific embodiment of the present invention, the lifting structure is an electric telescopic rod.

As a specific embodiment of the present invention, each of the injection mechanisms includes a plurality of the injection pipes, and the plurality of injection pipes are arranged around the circular ring of the rotary table, and of course, these injection pipes may be arranged in the same plane, or may be arranged in different planes, respectively, and the distance between any two injection pipes may not be equal, but preferably the distance between them is equal, that is, the plurality of injection pipes are arranged around the circular ring of the rotary table.

The number of the injection pipes can be selected according to the requirement, for example, 4 injection pipes are provided. The two injection mechanisms have different purposes, so the number of the two injection pipes can be respectively set according to the requirements, and the two injection pipes can be the same or different.

Compared with the prior art, the method has the following advantages: the utility model discloses be provided with two runners and be two fixed connection's injection mechanism water supply respectively, one of them injection mechanism supplies high pressure water and plays the washing action, but self water spray can not lead to its rotation, and another injection mechanism is rotatory for rotatory nozzle, can utilize low pressure water injection drive self rotatory, and then drives the injection mechanism that plays the washing action and rotate together, the utility model discloses can control the rotation rate through the pressure of adjusting low pressure water, this operation can be accomplished at the tank deck, need not to remove whole equipment, and easy operation saves time.

Drawings

FIG. 1 is a schematic view of the overall structure of a tank cleaning apparatus according to the present embodiment;

FIG. 2 is a schematic structural view of a cleaning structure of the present embodiment;

FIG. 3 is a schematic structural view of a low pressure water jet mechanism;

fig. 4 is a schematic structural view of the high-pressure water jet mechanism.

Detailed Description

The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.

Examples

Referring to fig. 1, fig. 1 is a schematic view of the overall structure of the device. The utility model provides a storage tank cleaning device, includes elevation structure 1 and washs structure 2, elevation structure 1 is electric telescopic handle, its and wash 2 fixed connection of structure for drive wash structure 2 along storage tank axial displacement, wash structure 2 and be used for washing the storage tank inner wall.

Referring to fig. 2, fig. 2 is a schematic structural diagram of a cleaning structure. The cleaning structure 2 comprises two sleeves which are coaxially sleeved, namely an outer sleeve 21 and an inner sleeve 22 positioned in the outer sleeve 21, wherein two ends of the inner sleeve 22 respectively penetrate through two ends of the outer sleeve 21 and are in sealing connection with the outer sleeve, a closed annular cavity 23 is formed between the inner sleeve 22 and the outer sleeve 21 and is used as a flow channel of high-pressure water, and the annular cavity 23 is provided with a fluid inlet 231 for connecting with a high-pressure water supply port; the inner sleeve 22 is connected to a low-pressure water supply port as a flow passage for low-pressure water. Therefore, the circulation of high-pressure water and low-pressure water in the shunt channels is realized.

The outer wall of the pipe section of inner sleeve 22 that is located outside outer tube 21, the outer wall of outer tube 21 all rotate sealing connection and have injection mechanism, and every injection mechanism all includes carousel 2402 and 4 injection pipe 2401, and carousel 2402 is the cavity body, specifically speaking, is hollow annular shell structure, and the both sides of its inner ring casing are through mechanical seal bearing 25 and sleeve pipe outer wall rotation sealing connection respectively, and 4 injection pipe 2401 are annular array distribution and radially outwards extend along carousel 2402 outer loop circumference. The rotating disc 2402 of one injection mechanism is communicated with the inside of the inner sleeve 22 through a through hole 26 arranged on the inner sleeve 22, and the rotating disc 2402 of the other injection mechanism is communicated with the annular cavity 23 through a through hole 26 arranged on the outer sleeve 21 so as to respectively inject water with different pressures.

For convenience of explanation of the difference between the two injection mechanisms, the injection mechanism coaxially fitted to the outer wall of the outer tube 21 is referred to as a high-pressure water injection mechanism 241, and the injection mechanism coaxially fitted to the outer wall of the inner tube 22 is referred to as a low-pressure water injection mechanism 242. Referring to fig. 3 and 4, fig. 3 is a schematic structural view of the low pressure water injection mechanism, and fig. 4 is a schematic structural view of the high pressure water injection mechanism. The central axis of the outlet of the injection pipe 2401 of the high-pressure water injection mechanism 241 is positioned in the vertical half-section of the inner sleeve 22 and is opposite to the inner wall of the storage tank, water is directly sprayed out to wash the pipe wall, and water flow is sprayed out and then cannot form rotary thrust to the rotary disc 2402 to drive the rotary disc 2402 to rotate, so that the high-pressure water injection does not influence the rotating speed of the rotary disc. The central axis of the outlet of the injection pipe 2401 of the low-pressure injection mechanism 242 is not located in the vertical half-section of the inner sleeve 22, specifically, the central axis of the outlet of the injection pipe 2401 of the low-pressure injection mechanism 242 is parallel to the cross section of the inner sleeve 22 and parallel to the tangent line of the edge of the cross section of the inner sleeve 22, after the water flow is sprayed out, the water flow can turn to the turntable to rotate and push the turntable 2402 to rotate, and in addition, the low-pressure injection mechanism 242 and the high-pressure injection mechanism 241 are fixedly connected through the iron chain 27, so that the low-pressure injection mechanism 242 can drive the high-pressure injection mechanism 241 to rotate in the same direction after rotating.

This belt cleaning device has two runners and supplies water for two fixed connection's injection mechanism respectively, and one of them injection mechanism supplies high pressure water and plays the washing effect, but self water spray can not lead to its rotation, and another injection mechanism is rotatory nozzle, utilizes low pressure water injection drive rotation, can control the rotation rate through the pressure of adjusting low pressure water during the use, and this operation can be accomplished at the tank deck, need not to remove whole equipment, and easy operation saves time.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the embodiments of the present invention are all covered by the scope of the present invention.

Claims

1. The storage tank cleaning device is characterized by comprising a lifting structure and a cleaning structure, wherein the lifting structure is used for driving the cleaning structure to move axially along a storage tank; the cleaning structure comprises two sleeves which are coaxially sleeved, namely an outer sleeve and an inner sleeve; two ends of the inner sleeve penetrate through two ends of the outer sleeve and are in sealed connection with the outer sleeve, an annular cavity is formed between the inner sleeve and the outer sleeve, and the annular cavity is provided with a fluid inlet; the outer wall of the pipe section of the inner sleeve pipe, which is positioned outside the outer sleeve pipe, and the outer wall of the outer sleeve pipe are both in rotary sealing connection with injection mechanisms, each injection mechanism comprises an injection pipe and a rotary table, the rotary table is of a hollow cavity structure, and the injection pipes are communicated with the rotary table; the rotary disc of one injection mechanism is communicated with the interior of the inner sleeve through a through hole arranged on the inner sleeve, and the rotary disc of the other injection mechanism is communicated with the annular cavity through a through hole arranged on the outer sleeve; the central axis of the outlet of the jet pipe of one jet mechanism is positioned in the vertical half section of the inner sleeve and faces the inner wall of the storage tank, and the included angle between the central axis of the outlet of the jet pipe of the other jet mechanism and the vertical half section of the inner sleeve is an acute angle; and the two injection mechanisms are fixedly connected.

2. The cleaning device for the storage tank as claimed in claim 1, wherein the turntable is a hollow annular housing structure, and both sides of the inner annular housing of the turntable are respectively connected with the outer wall of the sleeve in a rotating and sealing manner.

3. The cleaning device for the storage tank as claimed in claim 2, wherein two sides of the inner ring shell of the turntable are respectively connected with the outer wall of the sleeve in a rotating and sealing manner through mechanical sealing bearings.

4. The tank cleaning device according to claim 3, wherein the two spraying mechanisms are fixedly connected via a flexible connection.

5. The tank cleaning device according to claim 4, wherein the flexible connecting member is an iron chain.

6. The tank cleaning device according to claim 4, wherein the flexible connecting member is a rope.

7. The tank cleaning device according to claim 1, wherein each of said spraying mechanisms comprises a plurality of said spraying pipes, and said plurality of spraying pipes are annularly arranged around said rotating disk.

8. The tank cleaning device according to claim 7, wherein said plurality of spray tubes are arranged in an annular array around said turntable.

9. The tank cleaning device according to claim 7, wherein each of said spraying means comprises 4 of said spraying pipes.

10. The tank cleaning device according to claim 7, wherein the number of said spray pipes of said two spray mechanisms is different.