CN216911399U

CN216911399U - Cleaning device in low-temperature tank

Info

Publication number: CN216911399U
Application number: CN202220735863.3U
Authority: CN
Inventors: 侯彦秀; 史玉芹; 王云雨; 石义珍
Original assignee: Taian Yueshou Energy Equipment Co ltd
Current assignee: Taian Yueshou Energy Equipment Co ltd
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-07-08
Anticipated expiration: 2032-04-01

Abstract

The utility model relates to the technical field of cleaning a low-temperature tank, in particular to a cleaning device in the low-temperature tank, which comprises a frame, wherein the frame is of a ring structure, supports are arranged on the left side and the right side of the frame, walking mechanisms are distributed on the outer side of the frame at equal intervals in a circumferential manner, a motor frame is arranged on the inner side of the frame, and a motor is arranged on the motor frame; the inner wall of the tank body is subjected to water spraying, scraping and blow-drying operations through the water spraying assembly, the cleaning brush and the blowing and sweeping assembly, so that the interior of the tank body is cleaned more thoroughly, and the working efficiency is improved; the brush cleaning device is simple in structure, the support rod is detachably arranged, the brush can be replaced in time when damaged, the problem of incomplete cleaning caused by damage of the brush is avoided, and the cleaning quality is improved.

Description

Cleaning device in low-temperature tank

Technical Field

The utility model relates to the technical field of cleaning of a low-temperature tank, in particular to a cleaning device in the low-temperature tank.

Background

The low-temperature tank body is a double-layer structure container for storing media (such as liquid nitrogen, liquid oxygen, liquid argon and liquefied natural gas) with the boiling point temperature of lower than-150 ℃. The low-temperature tank body can be used as a fixed container and placed in a fixed place, also can be used as a movable container and is arranged on a transport means such as a vehicle and a ship, and a low-temperature medium is transported along with the transport means.

After the medium is derived in the horizontal low temperature jar, the influence may be caused to the transportation next time to jar internal wall medium, and the medium intervenes and influences the product quality of transportation next time, and current jar interior cleanness mostly adopts traditional artifical manual clean, because the low temperature jar is bulky, and there is the clearance unclean in the manual cleaning, clean not thorough scheduling problem to lead to intensity of labour big, work efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides a cleaning device in a low-temperature tank, which has the following specific implementation mode:

the utility model provides a cleaning device in low temperature tank, which comprises a vehicle rack, and a support, the motor frame, including a motor, an end cap, a controller, and a cover plate, the driving gear, the clean case, running gear, the water spray subassembly, the cleaning brush with sweep the subassembly, the frame is the ring structure, the left and right sides of frame is provided with the support, running gear has been laid to the outside of frame equidistant circumference, running gear is equipped with four groups at least, the inboard of frame is provided with the motor frame, be provided with the motor on the motor frame, the output and the driving gear of motor are connected, the center department of support rotates and is connected with the clean case, the clean case is arranged in between the both sides support, rotate between clean case and the driving gear and be connected, the excircle of clean case rotates around the driving gear circumference, be provided with the water spray subassembly in the clean case respectively and sweep the subassembly, the cleaning brush has been laid to the outside circumference of clean case.

Running gear includes sleeve and preceding wheel, telescopic top sets firmly in the outside of frame, the axial is provided with and keeps off the ring in the sleeve, the sleeve with keep off and be connected through buffer spring between the ring, the bottom axial that keeps off the ring is equipped with the pillar, the bottom of pillar is provided with the fixing base, be provided with the articulated shaft on the fixing base, articulated connection between swing arm and the articulated shaft, the swing arm vertically is equipped with the walking frame along the both ends of axis, the bottom of walking frame is rotated respectively and is connected with preceding wheel and back wheel and fixed through the fastener, be equipped with on the preceding wheel and be used for driving before the wheel, the driving motor that moves after.

The cleaning box comprises a box body, the box body is of a hollow cylinder structure, a driven gear is axially and fixedly arranged on the outer side of the cleaning box, the driven gear and a driving gear are in meshing transmission, so that the cleaning box is driven by a motor to do circular motion around the driving gear, and rotating shafts are axially arranged on the left side and the right side of the box body.

The water spraying assembly comprises a water tank, a first water pipe and a second water pipe are conducted at the left end and the right end of the water tank, the end portions of the first water pipe and the second water pipe are respectively connected with the input ends of the first water pump and the second water pump, the output ends of the first water pump and the second water pump are communicated with a first branch pipe and a second branch pipe, the first branch pipe is divided into three groups, the end portion of each group of pipelines is provided with a first spray head, the first spray head stretches out of the cleaning box, the end portion of the first spray head extends to the outside of the cleaning box, the first spray head is arranged at intervals along the outer circle of the cleaning box, the second branch pipe is identical to the branch pipe in structure, and the end portions of the second branch pipe are provided with a second spray head.

The cleaning brush includes connecting rod and branch, the recess has vertically been seted up at the top of connecting rod, it has laid joint spare one to be equidistant circumference in the recess, joint spare one is the structure that appears of falling L, the axial cover is equipped with branch on the recess, branch is detachable, the outside protruding joint spare two that is equipped with of junction of recess and branch, joint spare two is the structure that appears of L, the block is connected between joint spare two and the joint spare one, the outside of branch is rotated the cover and is equipped with the lid, the top of branch is provided with the brush, the brush is located the rear of shower nozzle one, after the shower nozzle water spray, utilize the brush to strike off the dirt in with the jar.

Furthermore, the cover body is fixedly connected with the top end of the connecting rod through threads, so that the supporting rod is convenient to fix.

The blowing component comprises a fan, the fan is arranged in the cleaning box, the output end of the fan is connected with a first ventilation pipe, the first ventilation pipe is communicated with a second ventilation pipe, and the end part of the second ventilation pipe extends out of the outer side of the cleaning box and is connected with the blowing head.

Furthermore, the ventilation pipe II is a universal bamboo joint pipe, and the purposes of extension and universal positioning of the blowing head are achieved.

Due to the adoption of the technical scheme, the utility model has the beneficial technical effects that:

1. the automatic walking type frame is arranged, so that the inner wall in the tank can be cleaned in all directions, the traditional manual operation is replaced, and the problem that the inner wall of the tank is not completely cleaned is solved;

2. according to the utility model, the water spraying, scraping and blow-drying operations of the inner wall of the tank body are completed through the water spraying assembly, the cleaning brush and the blowing and sweeping assembly, so that the interior of the tank body is cleaned more thoroughly, and the working efficiency is improved;

3. the brush cleaning device is simple in structure, the support rod is detachably arranged, the brush can be replaced in time when damaged, the problem of incomplete cleaning caused by damage of the brush is avoided, and the cleaning quality is improved.

Drawings

FIG. 1 is a schematic structural view of a cleaning device in a cryogenic tank of the present invention;

FIG. 2 is a perspective view of a cryogenic tank in-tank cleaning apparatus of the present invention;

FIG. 3 is an exploded view of the traveling mechanism of the present invention;

FIG. 4 is an exploded view of a portion of the structure of a cryogenic tank cleaning apparatus of the present invention;

FIG. 5 is an enlarged view of a portion of a cryogenic tank in-tank cleaning apparatus of the present invention;

FIG. 6 is a schematic view showing the construction of the washing brush in the present invention;

FIG. 7 is a cross-sectional view of a portion of the structure of a cleaning apparatus for a cryogenic tank of the present invention;

FIG. 8 is a partial schematic view of the water spray assembly of the present invention;

FIG. 9 is a rear view of a cryogenic tank in-tank cleaning apparatus of the present invention.

Description of reference numerals:

1. a frame, 2, a bracket, 3, a motor frame, 4, a motor, 5, a driving gear, 6, a cleaning box, 7, a walking mechanism, 8, a water spraying assembly, 9, a cleaning brush, 10 and a blowing assembly,

601. a box body 602, a driven gear 603 and a rotating shaft,

701. a sleeve, 702, a buffer spring, 703, a baffle ring, 704, a support column, 705, a fixed seat, 706, a hinge shaft, 707, a swing arm, 708, a walking frame, 709, a front wheel, 710, a rear wheel, 711 and a fastener,

801. a water tank, 802, a first water pipe, 803, a first water pump, 804, a first branch pipe, 805, a first spray head, 806, a second water pipe, 807, a second water pump, 808, a second branch pipe, 809 and a second spray head,

901. a connecting rod 902, a groove 903, a first clamping piece 904, a support rod 905, a second clamping piece 906, a brush 907 and a cover body,

1001. a fan 1002, a first ventilation pipe 1003, a second ventilation pipe 1004 and a blowing head.

Detailed Description

The following description of the embodiments of the present invention refers to the accompanying drawings and examples:

it should be noted that the structures, proportions, sizes, and other dimensions shown in the drawings and described in the specification are only for the purpose of understanding and reading the present disclosure, and are not intended to limit the scope of the present disclosure, which is defined by the following claims, and any modifications of the structures, changes in the proportions and adjustments of the sizes, without affecting the efficacy and attainment of the same, are intended to fall within the scope of the present disclosure.

In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are used for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms may be changed or adjusted without substantial change in the technical content.

Embodiment 1, with reference to fig. 1 and 2, this embodiment provides a cleaning device in a cryogenic tank, including a frame 1, where the frame 1 is a ring structure, brackets 2 are disposed on left and right sides of the frame 1, traveling mechanisms 7 are disposed on outer sides of the frame 1 at equal intervals, at least four groups of the traveling mechanisms 7 are disposed, a motor frame 3 is disposed on an inner side of the frame 1, a motor 4 is disposed on the motor frame 3, an output end of the motor 4 is connected with a driving gear 5, a cleaning box 6 is rotatably connected to a center of the brackets 2, the cleaning box 6 is disposed between the brackets 2 on two sides, the cleaning box 6 is rotatably connected with the driving gear 5, an outer circle of the cleaning box 6 rotates around the driving gear 5, a water spraying assembly 8 and a purging assembly 10 are respectively disposed in the cleaning box 6, a cleaning brush 9 is disposed on an outer side circumference of the cleaning box 6, specifically, the frame 1 is disposed inside the cryogenic tank and coaxial with the tank, the traveling mechanism 7 travels forwards along the inner wall of the tank body to complete cleaning operation on the tank body, so that the problem of manual cleaning is solved, and the working efficiency is improved.

Referring to fig. 3, the traveling mechanism 7 includes a sleeve 701 and a front wheel 709, the top of the sleeve 701 is fixedly disposed on the outer side of the frame 1, a blocking ring 703 is axially disposed in the sleeve 701, the sleeve 701 is connected with the blocking ring 703 through a buffer spring 702, a pillar 704 is axially disposed at the bottom of the blocking ring 703, a fixing seat 705 is disposed at the bottom of the pillar 704, a hinge shaft 706 is disposed on the fixing seat 705, the swing arm 707 is hinged to the hinge shaft 706, a traveling frame 708 is longitudinally disposed at two ends of the swing arm 707 along the central axis, the bottom end of the traveling frame 708 is respectively rotatably connected with the front wheel 709 and a rear wheel 710 and is fixed through a fastener 711, and a driving motor for driving the front wheel 709 to move forward and backward is disposed on the front wheel 709.

In this embodiment, the traveling mechanism 7 is set as four support frames 1, the outer circles of the front wheels 709 and the rear wheels 710 are tangent to the inner wall of the tank body, the driving motor is started, the driving motor drives the front wheels 709 to travel forwards, during traveling, the baffle ring 703 is sleeved in the sleeve 701, the baffle ring 703 compresses the buffer spring 702, the strut 704 slides upwards along the sleeve 701, and therefore the buffer effect is achieved on the cleaning tank 6, the equipment in the cleaning tank is prevented from shaking, and the service life of the equipment is prolonged.

Embodiment 2, combine fig. 4, this embodiment still provides a cleaning device in cryogenic tank jar, clean case 6 still includes box 601, box 601 is the hollow cylinder structure, the outside axial of clean case 6 has set firmly driven gear 602, the left and right sides axial of box 601 is provided with pivot 603, specifically, open motor 4, motor 4 drive driving gear 5 rotates, driving gear 5 drives driven gear 602 synchronous revolution with it meshing, make box 601 use the center pin of frame 1 to make the circumferential rotation, accomplish the cleaning operation to the internal wall of jar, thereby make the internal wall of jar clean more thorough.

Embodiment 3, combine fig. 8, this embodiment still provides a cleaning device in cryogenic tank jar, water spray assembly 8 still includes water tank 801, water pipe one 802 and water pipe two 806 have been led to the both ends about water tank 801, the tip of water pipe one 802 and water pipe two 806 is connected with the input of water pump one 803 and water pump two 807 respectively, the output of water pump one 803 and water pump two 807 is respectively communicated with branch pipe one 804, branch pipe two 808, the pipeline of branch pipe one 804 is divided into three groups, the tip of each group pipeline all is equipped with shower nozzle one 805, shower nozzle one 805 stretches out the clean case 6 outside, branch pipe two 808 and branch pipe one 804 are the same in structure, the tip of branch pipe two 808 is equipped with shower nozzle two 809.

In this embodiment, the first nozzle 805 is located at the front end of the cleaning box 6, the second nozzle 809 is located at the rear end of the cleaning box 6, and when the cleaning device works, the first water pump 803 is started, the first water pump 803 pumps water in the water tank 801 to each branch of the first branch pipe 804 through the first water pipe 802, and finally the water is sprayed out from the first nozzle 805 to preliminarily wet the inner wall of the tank body, then the inner wall of the tank body is scrubbed through the cleaning brush 9, after scrubbing is completed, the second water pump 807 is started, and the second nozzle 809 performs water spraying cleaning on the inner wall of the tank body, so that the inner wall of the tank body is cleaned more thoroughly.

With reference to fig. 5 and 6, the cleaning brush 9 includes a connecting rod 901 and a supporting rod 904, the top of the connecting rod 901 is longitudinally provided with a groove 902, a first clamping member 903 is circumferentially arranged in the groove 902 at equal intervals, the first clamping member 903 is in an inverted L-shaped structure, the supporting rod 904 is axially sleeved on the groove 902, a second clamping member 905 is outwardly protruded at the joint of the groove 902 and the supporting rod 904, the second clamping member 905 is in an L-shaped structure, the second clamping member 905 is clamped and connected with the first clamping member 903, a cover 907 is rotatably sleeved outside the supporting rod 904, the top of the supporting rod 904 is provided with a brush 906, the cover 907 is fixedly connected with the top end of the connecting rod 901 through a screw thread, specifically, the end of the brush 906 abuts against the inner wall of the tank body, the bottom end of the supporting rod 904 is inserted into the groove 902, and the supporting rod 904 is rotated to clamp the first clamping member 903 with the second clamping member 905, the cover 907 is in threaded connection with the connecting rod 901, so that the purpose of fixing the brush 906 is further achieved.

With reference to fig. 7, the purging assembly 10 includes a blower 1001, the blower 1001 is disposed in the cleaning box 6, an output end of the blower 1001 is connected with a first ventilation pipe 1002, the first ventilation pipe 1002 is communicated with a second ventilation pipe 1003, an end of the second ventilation pipe 1003 extends out of the cleaning box 6 and is connected with a purging head 1004, specifically, the purging head 1004 is located at a rear end of the cleaning box 6, the second ventilation pipe 1003 can adjust an angle and a length of the purging head 1004 at will, and when the purging assembly works, the blower 1001 is turned on, air is blown to an inner wall of the tank body through the first ventilation pipe 1002, the second ventilation pipe 1003 and the purging head 1004, and the cleaning water on the inner wall of the tank body is purged away.

Embodiment 4, this embodiment provides a method for using a cleaning device in a cryogenic tank based on the above.

With reference to fig. 9, when in use, the device is firstly placed in a low-temperature tank body to be cleaned, the driving motor and the motor 4 are started, the driving motor drives the front wheel 709 to move forward, the motor 4 drives the driving gear 5 to rotate, the driving gear 5 drives the driven gear 602 engaged with the driving gear to synchronously rotate, so that the tank body 601 rotates around the central axis of the frame 1, then the first water pump 803 is started, the first water pump 803 pumps water in the water tank 801 to each branch of the first branch pipe 804 through the first water pipe 802, and finally sprays the water from the first spray head 805 to preliminarily wet the inner wall of the tank body, the brush 906 cleans the inner wall of the tank body as the frame 1 continuously moves forward, the second water pump 807 is started, the second water pump 807 pumps water in the water tank 801 to each branch of the second branch pipe 808 through the second water pipe 806, and finally sprays the water from the second spray head 809 to the inner wall of the tank body to clean the dirt on the inner wall of the tank body by spraying water, and finally, starting a fan 1001, blowing air to the inner wall of the tank body through a first ventilation pipe 1002, a second ventilation pipe 1003 and a blowing head 1004, and blowing away cleaning water on the inner wall of the tank body, so that the inner wall of the tank body is cleaned more thoroughly.

Many other changes and modifications may be made without departing from the spirit and scope of the utility model. It is to be understood that the utility model is not to be limited to the specific embodiments, but only by the scope of the appended claims.

Claims

1. A cleaning device in a low-temperature tank comprises a frame (1), a bracket (2), a motor frame (3), a motor (4), a driving gear (5), a cleaning box (6), a walking mechanism (7), a water spraying assembly (8), a cleaning brush (9) and a blowing and sweeping assembly (10),

the frame (1) is of a ring structure, the supports (2) are arranged on the left side and the right side of the frame (1), the traveling mechanisms (7) are distributed on the outer side of the frame (1) at equal intervals, at least four groups of the traveling mechanisms (7) are arranged, the motor frame (3) is arranged on the inner side of the frame (1), the motor (4) is arranged on the motor frame (3), the output end of the motor (4) is connected with the driving gear (5), the cleaning box (6) is rotatably connected at the center of the supports (2), the cleaning box (6) is arranged between the supports (2) on the two sides, the cleaning box (6) is rotatably connected with the driving gear (5), the outer circle of the cleaning box (6) rotates around the circumference of the driving gear (5), the cleaning box (6) is internally provided with a water spraying assembly (8) and a purging assembly (10) respectively, and the outer side circumference of the cleaning box (6) is provided with a cleaning brush (9).

2. The cleaning device in the low-temperature tank is characterized in that the walking mechanism (7) comprises a sleeve (701) and front wheels (709), the top of the sleeve (701) is fixedly arranged on the outer side of the vehicle frame (1), a baffle ring (703) is axially arranged in the sleeve (701), the sleeve (701) is connected with the baffle ring (703) through a buffer spring (702), a strut (704) is axially arranged at the bottom of the baffle ring (703), a fixed seat (705) is arranged at the bottom of the strut (704), a hinge shaft (706) is arranged on the fixed seat (705), a swing arm (707) is hinged with the hinge shaft (706), walking frames (708) are longitudinally arranged at two ends of the swing arm (707) along a central axis, the bottom ends of the walking frames (708) are respectively and rotatably connected with the front wheels (709) and the rear wheels (710) and are fixed through fasteners (711), the front wheels (709) are provided with driving motors for driving the front wheels (709) to move forwards and backwards.

3. The cleaning device in the low-temperature tank is characterized in that the cleaning box (6) comprises a box body (601), the box body (601) is of a hollow cylindrical structure, a driven gear (602) is axially and fixedly arranged on the outer side of the cleaning box (6), and rotating shafts (603) are axially arranged on the left side and the right side of the box body (601).

4. The cleaning device in the low-temperature tank is characterized in that the water spraying assembly (8) comprises a water tank (801), a first water pipe (802) and a second water pipe (806) are communicated with the left end and the right end of the water tank (801), the end parts of the first water pipe (802) and the second water pipe (806) are respectively connected with the input ends of a first water pump (803) and a second water pump (807), the output ends of the first water pump (803) and the second water pump (807) are respectively communicated with a first branch pipe (804) and a second branch pipe (808), the pipelines of the first branch pipe (804) are divided into three groups, the end part of each group of pipelines is provided with a first spray head (805), the first spray head (805) extends out of the cleaning tank (6), the second branch pipe (808) has the same structure as the first branch pipe (804), and the end part of the second branch pipe (808) is provided with a second spray head (809).

5. The cleaning device in the low-temperature tank is characterized in that the cleaning brush (9) comprises a connecting rod (901) and a supporting rod (904), a groove (902) is longitudinally formed in the top of the connecting rod (901), a first clamping piece (903) is arranged in the groove (902) at equal intervals and circumferentially, the first clamping piece (903) is of an inverted L-shaped structure, the supporting rod (904) is axially sleeved on the groove (902), a second clamping piece (905) is outwards and convexly arranged at the joint of the groove (902) and the supporting rod (904), the second clamping piece (905) is of an L-shaped structure, the second clamping piece (905) is connected with the first clamping piece (903) in a clamping manner, a cover body (907) is rotatably sleeved on the outer side of the supporting rod (904), and a brush (906) is arranged at the top of the supporting rod (904).

6. The cleaning device in the low-temperature tank is characterized in that the cover body (907) is fixedly connected with the top end of the connecting rod (901) in a threaded mode.

7. The cleaning device in the low-temperature tank is characterized in that the purging assembly (10) comprises a fan (1001), the fan (1001) is arranged in the cleaning tank (6), the output end of the fan (1001) is connected with a first ventilation pipe (1002), the first ventilation pipe (1002) is communicated with a second ventilation pipe (1003), and the end of the second ventilation pipe (1003) extends out of the cleaning tank (6) and is connected with a purging head (1004).

8. The cryogenic tank in-tank cleaning device of claim 7, wherein the vent pipe two (1003) is a cardan bamboo joint pipe.