CN115254851B - Inside belt cleaning device of liquid ammonia holding vessel - Google Patents
Inside belt cleaning device of liquid ammonia holding vessel Download PDFInfo
- Publication number
- CN115254851B CN115254851B CN202210874281.8A CN202210874281A CN115254851B CN 115254851 B CN115254851 B CN 115254851B CN 202210874281 A CN202210874281 A CN 202210874281A CN 115254851 B CN115254851 B CN 115254851B
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- clamping rod
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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
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/20—Cleaning containers, e.g. tanks by using apparatus into or on to which containers, e.g. bottles, jars, cans are brought
- B08B9/36—Cleaning containers, e.g. tanks by using apparatus into or on to which containers, e.g. bottles, jars, cans are brought the apparatus cleaning by using brushes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- 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
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/20—Cleaning containers, e.g. tanks by using apparatus into or on to which containers, e.g. bottles, jars, cans are brought
- B08B9/28—Cleaning containers, e.g. tanks by using apparatus into or on to which containers, e.g. bottles, jars, cans are brought the apparatus cleaning by splash, spray, or jet application, with or without soaking
- B08B9/34—Arrangements of conduits or nozzles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses an internal cleaning device of a liquid ammonia storage tank, which comprises a movable base, a tank outer wall clamping mechanism and a tank inner wall cleaning mechanism, wherein the tank outer wall clamping mechanism and the tank inner wall cleaning mechanism are respectively arranged at the front end and the top of the movable base, the tank outer wall clamping mechanism comprises a left arc clamping rod and a right arc clamping rod, the left arc clamping rod and the right arc clamping rod are symmetrically arranged left and right along the horizontal direction, one end of the left arc clamping rod and one end of the right arc clamping rod are hinged with the movable base, a plurality of left friction wheels are arranged on the inner side of the left arc clamping rod at equal intervals along the circumferential direction of the inner side of the left arc clamping rod, a plurality of right friction wheels are arranged on the inner side of the right arc clamping rod at equal intervals along the circumferential direction of the inner side of the right arc clamping rod, pressure sensors are respectively arranged on the left friction wheels and the right friction wheels, and two groups of travelling wheels are rotationally arranged on the end face of the movable base, which is provided with the left arc clamping rod. The inside washing to the vertical jar body of being convenient for has improved cleaning efficiency, makes the use of the vertical jar body not receive the restriction.
Description
Technical Field
The invention relates to the technical field of storage tank cleaning, in particular to an internal cleaning device of a liquid ammonia storage tank.
Background
Liquid ammonia, also known as anhydrous ammonia, is a colorless liquid with a strong pungent odor, a relative density of 0.77 (liquid), a melting point of-77.7 ℃, and a boiling point of-33.5 ℃. Ammonia is an important chemical raw material, and for convenience in transportation and storage, gaseous ammonia is usually pressurized or cooled to obtain liquid ammonia. The liquid ammonia is easy to dissolve in water, ammonium ions NH4 < + > and hydroxyl ions OH < - >, the solution is alkaline, and can not coexist with substances such as acetaldehyde, acrolein, boron and the like, and the solution is decomposed into ammonia and hydrogen at high temperature. The liquid ammonia is widely applied in industry, has corrosiveness and is easy to volatilize, so that the occurrence rate of chemical accidents is very high; liquid ammonia is corrosive and volatile, so that the manual cleaning of the interior of the liquid ammonia storage tank has a large safety risk, the automatic cleaning device is required to clean the interior of the hydraulic storage tank, the liquid ammonia storage tank is divided into a vertical type liquid ammonia storage tank and a horizontal type liquid ammonia storage tank, the horizontal type liquid ammonia storage tank is easy to clean, but the vertical type liquid ammonia storage tank is high in requirement on the cleaning device due to the limitation of the height, the existing cleaning device cannot clean the interior of the liquid ammonia storage tank, and the use of the vertical type liquid ammonia storage tank is greatly limited.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides the internal cleaning device for the liquid ammonia storage tank, which is convenient for cleaning the inside of the vertical tank body, improves the cleaning efficiency and ensures that the use of the vertical tank body is not limited.
The aim of the invention is realized by the following technical scheme: the utility model provides an inside belt cleaning device of liquid ammonia holding vessel, includes removes base, jar outer wall fixture and jar inner wall cleaning mechanism set up respectively remove front end and the top of base, jar outer wall fixture includes left arc clamping lever and right arc clamping lever, left arc clamping lever and right arc clamping lever set up along horizontal bilateral symmetry, the one end of left arc clamping lever and the one end of right arc clamping lever all with remove the base and articulate, the inboard of left arc clamping lever is provided with a plurality of left friction wheels along self circumferencial direction equidistant, the inboard of right arc clamping lever is provided with a plurality of right friction wheels along self circumferencial direction equidistant, the axial of right friction wheel and left friction wheel is vertical direction, all be provided with pressure sensor on left friction wheel and the right friction wheel, the lateral wall rotation of removing the base is provided with two sets of walking wheels are located respectively the top and the below of left arc clamping lever, the walking wheel axial perpendicular to the axial of left friction wheel;
the tank inner wall cleaning mechanism comprises a stand column, a mounting plate, a lifting mechanism and a telescopic rod, wherein the stand column is vertically arranged and is rotationally connected with the movable base, the mounting plate is fixed at the top of the stand column, the lifting mechanism is mounted at the bottom of the mounting plate, one end of the lifting mechanism, which is far away from the mounting plate, is provided with the telescopic rod, the telescopic rod is perpendicular to the stand column, and one end of the telescopic rod, which is far away from the lifting mechanism, is provided with a cleaning ball.
Further, a driving cavity is arranged in the moving base, a window communicated with the driving cavity is formed in the front end of the moving base, one end of the left arc-shaped clamping rod is located in the driving cavity and is rotationally connected with the moving base through a left hinge shaft, one end of the right arc-shaped clamping rod is located in the driving cavity and is rotationally connected with the moving base through a right hinge shaft, the other end of the left arc-shaped clamping rod and the other end of the right arc-shaped clamping rod penetrate out of the window, gears are arranged on the left hinge shaft and the right hinge shaft, and the two gears are meshed.
Further, the worm and the worm wheel shaft are rotationally arranged in the driving cavity, the worm wheel is arranged on the worm wheel shaft, the worm wheel is meshed with the worm, one end of the worm penetrates out of the moving base to be connected with the clamping motor in a transmission mode, a spur gear is arranged on the worm wheel shaft, and the spur gear is meshed with one of the gears.
Further, the left friction wheel is the same with the right friction wheel in structure, the left arc clamping rod is the same with the right arc clamping rod in structure, the left friction wheel comprises a wheel body and a friction rubber sleeve, the friction rubber sleeve is arranged on the wheel body, a mounting groove is formed in the inner side of the left arc clamping rod, sliding grooves are formed in the upper inner wall and the lower inner wall of the mounting groove in the radial direction of the left arc clamping rod, sliding shafts are fixed at the two ends of the wheel body, the sliding shafts are arranged in the sliding grooves in a sliding mode, a pressure sensor is located in the mounting groove, and a probe of the pressure sensor is in contact with the left friction wheel.
Further, two groups of walking grooves are formed in the front end of the movable base, the two groups of walking grooves correspond to the two groups of walking wheels one by one, a driving shaft is rotationally arranged in the walking grooves, the walking wheels are sleeved on the driving shaft, and one of the driving shafts penetrates out of the movable base to be connected with a servo motor in a transmission mode.
Further, be equipped with the rotation chamber in the removal base, the rotation chamber is located the top of drive chamber, the bottom of stand is located the rotation intracavity is provided with the stand worm wheel, the rotation intracavity rotation is provided with rotatory worm, rotatory worm with the meshing of stand worm wheel, the motor is installed to the lateral wall of removal base, the output shaft of motor with the one end transmission of rotatory worm is connected.
Further, elevating system is the pneumatic cylinder of vertical setting, the cylinder body of pneumatic cylinder rotates to set up on the mounting panel, the telescopic link includes dead lever and movable rod, the one end of dead lever with the telescopic shaft of pneumatic cylinder is connected, and the other end slides wears to be equipped with the movable rod, the cleaning ball sets up on the movable rod, the dead lever rotation is provided with the lead screw, the movable rod thread bush is established on the lead screw.
Further, the connecting shaft is rotatably arranged on the mounting plate, one end of the connecting shaft is connected with the cylinder body of the hydraulic cylinder, a first gear is arranged at the other end of the connecting shaft, a first motor is mounted at the top of the mounting plate, a second gear is arranged on an output shaft of the first motor and meshed with the first gear, a second motor is arranged at one end, far away from the movable rod, of the fixed rod, and an output shaft of the second motor is connected with the screw rod in a transmission mode.
Further, a ratchet cavity is formed at one end, far away from the movable rod, of the fixed rod, an output shaft of the second motor extends into the ratchet cavity and is provided with a first ratchet, one end of the screw rod extends into the ratchet cavity and is fixedly provided with a telescopic cylinder, a second ratchet is arranged on the telescopic cylinder and is meshed with the first ratchet, and a spring is sleeved on the telescopic cylinder.
Further, a water cavity is arranged in the cleaning ball, a plurality of water spray holes communicated with the water cavity are formed in the outer wall of the cleaning ball, the cleaning ball is connected with a water inlet pipe, and brushes are densely arranged on the outer wall of the cleaning ball.
The beneficial effects of the invention are as follows:
1. the left arc clamping rod and the right arc clamping rod are tightly held on the outer wall of the tank, at least one left friction wheel is in contact with the outer wall of the tank on the left arc clamping rod, at least one right friction wheel is in contact with the outer wall of the tank on the right arc clamping rod, the contact pressure of the left friction wheel and the right friction wheel is sensed by the pressure sensor, the friction force between the left friction wheel and the outer wall of the tank is improved through the increase of the contact pressure, after the contact pressure reaches the preset pressure, the left arc clamping rod and the right arc clamping rod stop deflecting, so that the position of the cleaning device is stabilized, when the cleaning device needs to be moved, the contact pressure between the left friction wheel and the outer wall of the tank is properly reduced, the travelling wheel is started, the moving base is driven to move along the height direction of the storage tank through the travelling wheel, and the tank inner wall cleaning mechanism is brought to the top of the storage tank, so that the tank inner wall cleaning mechanism can extend into the tank from the opening at the top of the tank to clean, the height difficulty of the vertical tank is overcome, the automatic cleaning of the vertical tank is realized, and the cleaning efficiency is improved.
2. The diameter change through the telescopic link in order to adapt to jar inner wall makes the laminating of cleaning ball to wash with the diameter change of jar inner wall, guarantees to have better cleaning performance, produce the interference damage jar body or belt cleaning device for avoiding telescopic link and jar wall, be equipped with ratchet, after cleaning ball offsets with jar inner wall, under the prerequisite that the second motor continued to work, the removal of movable rod receives the restriction, make the movable rod receive the extrusion force, thereby make the flexible section of thick bamboo shrink of second ratchet compression spring drive, and then make first ratchet and second ratchet separation, make the second motor be in idle running state, avoid the movable rod to continuously apply effort and jar inner wall contact, guarantee jar body and belt cleaning device not receive the damage.
Drawings
FIG. 1 is a perspective view of an internal cleaning device of a liquid ammonia storage tank according to the present invention;
FIG. 2 is a schematic view showing the internal structure of a driving chamber in an internal cleaning device of a liquid ammonia storage tank according to the present invention;
FIG. 3 is a schematic view of a part of a right arc-shaped clamping rod in an internal cleaning device of a liquid ammonia storage tank according to the present invention;
FIG. 4 is a schematic view showing the internal structure of a telescopic rod in an internal cleaning device of a liquid ammonia storage tank according to the present invention;
FIG. 5 is a schematic view showing the internal structure of a rotating chamber in an internal cleaning device of a liquid ammonia storage tank according to the present invention;
FIG. 6 is a schematic diagram of the structure of the left friction wheel 4 of the internal cleaning device of the liquid ammonia storage tank;
in the figure, the base is moved 1-left arc clamping rod, 3-right arc clamping rod, 4-left friction wheel, 5-right friction wheel, 6-pressure sensor, 7-walking wheel, 8-upright post, 9-mounting plate, 10-telescopic rod, 11-cleaning ball, 12-driving cavity, 13-window, 14-left hinge shaft, 15-right hinge shaft, 16-gear, 17-worm, 18-worm wheel, 19-clamping motor, 20-wheel body, 21-friction rubber sleeve, 22-mounting groove, 23-sliding groove, 24-sliding shaft, 25-walking groove, 26-driving shaft, 27-servo motor, 28-rotating cavity, 29-upright post worm wheel, 30-rotating worm, 31-motor, 32-hydraulic cylinder, 33-fixed rod, 34-movable rod, 35-lead screw, 36-connecting shaft, 37-first gear, 38-first motor, 39-second gear, 40-second motor, 41-water inlet pipe, 42-brush, 43-ratchet cavity, 44-second ratchet wheel, 45-telescopic cylinder, 46-first ratchet wheel, 47-first gear, 48-straight spring.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.
As shown in fig. 1 to 6, an internal cleaning device of a liquid ammonia storage tank comprises a movable base 1, a tank outer wall clamping mechanism and a tank inner wall cleaning mechanism, wherein the tank outer wall clamping mechanism and the tank inner wall cleaning mechanism are respectively arranged at the front end and the top of the movable base 1, the tank outer wall clamping mechanism comprises a left arc clamping rod 2 and a right arc clamping rod 3, the left arc clamping rod 2 and the right arc clamping rod 3 are horizontally and leftwards symmetrically arranged, one end of the left arc clamping rod 2 and one end of the right arc clamping rod 3 are hinged with the movable base 1, the rotation direction of the left arc clamping rod 2 is opposite to that of the right arc clamping rod 2, a plurality of left friction wheels 4 are arranged on the inner side of the left arc clamping rod 2 at equal intervals along the circumferential direction of the tank outer wall, a plurality of right friction wheels 5 and the left friction wheels 4 are uniformly arranged on the inner side of the right arc clamping rod 3 along the circumferential direction of the tank outer wall at equal intervals, pressure sensors 6 are respectively arranged on the left friction wheels 4 and the right friction wheels 5 along the axial direction, each left friction wheel 4 and each right friction wheel 5 is correspondingly provided with a pressure sensor 6, the movable base 1 is arranged on each left friction wheel 4 and each right friction wheel 5, two groups 7 are respectively arranged on the left friction wheels and the two groups 7 are respectively arranged on the left friction wheels, and the two groups 7 are axially arranged on the two friction wheels and are respectively arranged on the left friction wheels and are arranged on the two groups and are respectively, and the two friction wheels are arranged on the axial sides and are perpendicular to the axial, and the two friction wheels and are respectively and the travelling wheels and are respectively; the bottom of the movable base 1 is provided with a travelling mechanism for driving the whole cleaning device to travel on the ground, the cleaning device is driven to move to the vicinity of the tank body by the movable base 1, the left arc-shaped clamping rod 2 and the right arc-shaped clamping rod 3 rotate so as to form a space larger than the diameter of the tank body between the left arc-shaped clamping rod 2 and the right arc-shaped clamping rod 3, then the movable base 1 moves close to the tank body to enable the travelling wheel 7 to contact with the outer wall of the tank, at the moment, the left arc-shaped clamping rod 2 and the right arc-shaped clamping rod 3 rotate close to the tank body, the left arc-shaped clamping rod 2 is tightly held on the outer wall of the tank by the left arc-shaped clamping rod 2 and the right arc-shaped clamping rod 3, at least one left friction wheel 4 contacts with the outer wall of the tank, at least one right friction wheel 5 contacts with the outer wall of the tank by the pressure sensor 6 to sense the contact pressure of the corresponding left friction wheel 4 and the right friction wheel 5, the quantity of the left friction wheel 4 and the right friction wheel 5 which are contacted with the tank body is sensed, the friction force between the left friction wheel and the tank outer wall is improved through increasing the contact pressure, the contact pressure is designed through the weight of the cleaning device, the friction force generated by the contact pressure is larger than the gravity of the cleaning device, after the contact pressure reaches the preset pressure, the left arc-shaped clamping rod 2 and the right arc-shaped clamping rod 3 stop deflecting, thereby stabilizing the position of the cleaning device, when the cleaning device needs to be moved to change the cleaning position, the contact pressure between the left friction wheel and the right friction wheel and the tank outer wall is properly reduced, the cleaning device is ensured not to slide up and down from the tank body, the travelling wheel 7 is started, the moving base 1 is driven to move along the height direction of the storage tank through the travelling wheel 7, so that the cleaning mechanism of the tank inner wall is brought to the top of the storage tank, the cleaning mechanism of the tank inner wall can extend into the tank from the opening of the top of the tank to clean, the height difficulty of the vertical tank body is overcome, the automatic cleaning of the vertical tank is realized, and the cleaning efficiency is improved; it is worth noting that, because the axial directions of the right friction wheel 5 and the left friction wheel 4 are vertical, sliding friction is not generated between the right friction wheel 5 and the tank body and between the left friction wheel 4 and the tank body, and friction force can be effectively increased. The tank inner wall cleaning mechanism comprises a stand column 8, a mounting plate 9, a lifting mechanism and a telescopic rod 10, wherein the stand column 8 is vertically arranged and is rotationally connected with the movable base 1, the mounting plate 9 is fixed at the top of the stand column 8, the lifting mechanism is arranged at the bottom of the mounting plate 9, one end of the lifting mechanism, which is far away from the mounting plate 9, is provided with the telescopic rod 10, the telescopic rod 10 is perpendicular to the stand column 8, one end of the telescopic rod 10, which is far away from the lifting mechanism, is provided with a cleaning ball 11, before use, the mounting plate 9 is rotated to one side, which is far away from the tank, of the movable base 1, so that the tank inner wall cleaning mechanism does not interfere with the tank, when the travelling wheel 7 drives the tank inner wall cleaning mechanism to move above the tank, at this moment, the stand column 8 is rotated, so that the lifting mechanism can drive the cleaning ball 11 to enter the inside of the tank, the telescopic rod 10 stretches along the radial direction of the tank, so that the radial length of the tank is adapted, the cleaning ball 11 can be contacted with the tank inner wall to be effectively cleaned, and the telescopic rod 10 stretches out and draws back to enable the cleaning ball 11 to be suitable for the positions with different diameters of the tank opening and the tank body to be cleaned, so that the tank inner wall is completely cleaned; as shown in fig. 1, two groups of traveling grooves 25 are formed in the front end of the mobile base 1, the two groups of traveling grooves 25 are in one-to-one correspondence with the two groups of traveling wheels 7, a driving shaft 26 is rotatably arranged in the traveling grooves 25, the traveling wheels 7 are sleeved on the driving shaft 26, one driving shaft 26 penetrates out of the mobile base 1 to be connected with a servo motor 27 in a transmission manner, the driving shaft 26 is driven to rotate through the servo motor 27, and the driving shaft 26 drives the traveling wheels 7 on the driving shaft to rotate, so that the cleaning device is driven to move along the height direction of the tank body. During the concrete implementation, the size of belt cleaning device corresponds the setting according to the size of liquid ammonia holding vessel, and when on the one hand can be fine carry out abluent to the liquid ammonia holding vessel, on the other hand guarantees that the holding vessel can bear the weight of belt cleaning device who corresponds with it, avoids appearing great belt cleaning device centre gripping on the holding vessel that the size is less, leads to overcoming the condition that the contact pressure that belt cleaning device gravity applyed pressed the jar outer wall.
Further, as shown in FIG. 2, a driving cavity 12 is arranged in the moving base 1, a window 13 communicated with the driving cavity 12 is arranged at the front end of the moving base 1, one end of a left arc-shaped clamping rod 2 is positioned in the driving cavity 12 and is rotationally connected with the moving base 1 through a left hinge shaft 14, one end of a right arc-shaped clamping rod 3 is positioned in the driving cavity 12 and is rotationally connected with the moving base 1 through a right hinge shaft 15, the other end of the left arc-shaped clamping rod 2 and the other end of the right arc-shaped clamping rod 3 penetrate out of the window 13, gears 16 are arranged on the left hinge shaft 14 and the right hinge shaft 15, the two gears 16 are meshed, a worm 17 and a worm wheel shaft are rotationally arranged in the driving cavity 12, a worm wheel 18 is arranged on the worm wheel shaft, the worm wheel 18 is meshed with the worm 17, one end of the worm 17 penetrates out of the movable base 1 to be connected with a clamping motor 19 in a transmission way, a spur gear 48 is arranged on a worm wheel shaft, the spur gear 48 is meshed with one gear 16, the clamping motor 19 drives the worm 17 to rotate, the worm 17 drives the worm wheel 18 to rotate, the worm wheel 18 drives the worm wheel shaft to rotate to the gear 48, the spur gear 48 drives the gears 16 meshed with the worm wheel to rotate, so that the two meshed gears 16 rotate, the rotation directions of the two meshed cylindrical spur gears 16 are opposite, synchronous deflection of the left arc-shaped clamping rod 2 and the right arc-shaped clamping rod 3 is realized, the deflection directions are opposite, and the clamping limiting effect on the cleaning device is realized, wherein the transmission part adopts the worm wheel 18 to be meshed with the worm wheel 17, and the self-locking function is realized, so that the clamping positions of the left arc-shaped clamping rod 2 and the right arc-shaped clamping rod 3 can be effectively maintained.
Further, as shown in fig. 2 and 3, the structure of the left friction wheel 4 is the same as that of the right friction wheel 5, the structure of the left arc clamping rod 2 is the same as that of the right arc clamping rod 3, the left friction wheel 4 comprises a wheel body 20 and a friction rubber sleeve 21, the friction rubber sleeve 21 is sleeved on the wheel body 20, when the friction rubber sleeve 21 is worn, the friction rubber sleeve 21 is convenient to replace, a mounting groove 22 is formed in the inner side of the left arc clamping rod 2, sliding grooves 23 are formed in the upper inner wall and the lower inner wall of the mounting groove 22 along the radial direction of the left arc clamping rod 2, sliding shafts 24 are fixed at the two ends of the wheel body 20, the sliding shafts 24 are slidably arranged in the sliding grooves 23, a pressure sensor 6 is positioned in the mounting groove 22, a probe of the pressure sensor 6 is in contact with the left friction wheel 4, after the left friction wheel 4 and the right friction wheel 5 are in contact with a tank body, the corresponding pressure sensor 6 generates signals, so that the contact quantity of the left friction wheel 4 and the right friction wheel 5 can be judged, the contact pressure of the tank body is fed back through the pressure gauge 6, and the contact pressure can be known, so that the cleaning force of the left friction wheel 4 and the right friction wheel 5 is ensured to overcome.
Further, as shown in fig. 4 and 5, a rotating cavity 28 is arranged in the moving base 1, the rotating cavity 28 is positioned above the driving cavity 12, the bottom of the upright post 8 is positioned in the rotating cavity 28 and is provided with an upright post worm wheel 29, a rotating worm 30 is rotationally arranged in the rotating cavity 28, the rotating worm 30 is meshed with the upright post worm wheel 29, a motor 31 is arranged on the side wall of the moving base 1, an output shaft of the motor 31 is in transmission connection with one end of the rotating worm 30, the rotating worm 30 is driven to rotate by the motor 31, and the rotating worm 30 drives the upright post worm wheel 29 to rotate, so that the upright post 8 is driven to rotate, and the position switching of the tank inner wall cleaning mechanism is realized; the elevating system is the pneumatic cylinder 32 of vertical setting, the cylinder body rotation setting of pneumatic cylinder 32 is on mounting panel 9, telescopic link 10 includes dead lever 33 and movable rod 34, the one end of dead lever 33 is connected with the telescopic shaft of pneumatic cylinder 32, the other end slip wears to be equipped with movable rod 34, the cleaning ball 11 sets up on movable rod 34, the dead lever 33 internal rotation is provided with lead screw 35, movable rod 34 thread bush is established on lead screw 35, the extension through pneumatic cylinder 32 drives the cleaning ball 11 expansion tank in washing, the in-process of washing, can also make walking wheel 7 drive whole belt cleaning device and move downwards, make cleaning ball 11 remove along the direction of height of the jar body, thereby the length setting of reducible pneumatic cylinder 32, rotate on mounting panel 9 and be provided with connecting axle 36, the one end of connecting axle 36 is connected with the cylinder body of pneumatic cylinder 32, the other end is provided with first gear 37, the first motor 38 is installed at the top of mounting panel 9, the output shaft of first motor 38 is provided with second gear 39, second gear 39 meshes with first gear 37, the one end that movable rod 34 was kept away from to the dead lever 33 is provided with second motor output shaft 40, the second motor 40 drives the second gear 35 and is connected with the second gear 35, thereby realize the radial direction of rotation of the first motor 35, the same rotating cylinder 10 is realized along the radial direction of the first gear 35, the radial direction is realized and the radial direction is rotated by the second motor 35, the telescopic link 10 is rotated with the telescopic link 10, the telescopic rod is realized through the telescopic link 10, the telescopic rod is rotated and is rotated down along the telescopic rod 35, the telescopic link is rotated and is rotated down connected with the telescopic handle 35, thereby the telescopic handle is realized.
Further, as shown in fig. 4, a ratchet cavity 43 is formed at one end of the fixed rod 33 far away from the movable rod 34, an output shaft of the second motor 40 extends into the ratchet cavity 43 and is provided with a first ratchet 46, one end of the screw rod 35 extends into the ratchet cavity 43 and is fixedly provided with a telescopic cylinder 45, a second ratchet 44 is arranged on the telescopic cylinder 45, the second ratchet 44 is meshed with the first ratchet 46, a spring 47 is sleeved on the telescopic cylinder 45, the cleaning ball 11 is attached to the inner wall of the tank for cleaning through the telescopic rod 10 to adapt to the diameter change of the inner wall of the tank, a good cleaning effect is ensured, and in order to avoid interference between the telescopic rod 10 and the inner wall of the tank to damage a tank body or a cleaning device, a ratchet mechanism is provided, when the cleaning ball 11 is abutted against the inner wall of the tank, under the premise that the second motor 40 continues to work, the movement of the movable rod 34 is limited, so that the movable rod 34 is subjected to extrusion force, the second ratchet 44 is compressed to compress the spring 47, the first ratchet 46 is separated from the second ratchet 44, the second ratchet 44 is in an idle state, the second motor 40 is prevented from continuously applying an acting force to contact with the inner wall of the tank body, and the cleaning device is prevented from being damaged.
Further, as shown in fig. 1, a water cavity is provided in the cleaning ball 11, a plurality of water spray holes communicated with the water cavity are provided on the outer wall of the cleaning ball 11, the cleaning ball 11 is connected with a water inlet pipe 41, a hairbrush 42 is densely provided on the outer wall of the cleaning ball 11, the water inlet pipe 41 is connected with an external water source, water is sprayed on the tank wall through the water spray holes, and the tank wall is scrubbed through the hairbrush 42.
In the description of the present invention, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "other end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention; and those of ordinary skill in the art will appreciate that the benefits achieved by the present invention are merely better than those achieved by the current embodiments of the prior art in certain circumstances and are not intended to be the most excellent uses directly in the industry.
The foregoing is merely a preferred embodiment of the invention, and it is to be understood that the invention is not limited to the form disclosed herein but is not to be construed as excluding other embodiments, but is capable of numerous other combinations, modifications and environments and is capable of modifications within the scope of the inventive concept, either as taught or as a matter of routine skill or knowledge in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the invention are intended to be within the scope of the appended claims.
Claims (5)
1. The utility model provides an inside belt cleaning device of liquid ammonia holding vessel, its characterized in that, including moving base (1), jar outer wall fixture and jar inner wall cleaning mechanism set up respectively remove front end and top of base (1), jar outer wall fixture includes left arc clamping lever (2) and right arc clamping lever (3), left arc clamping lever (2) and right arc clamping lever (3) set up along horizontal bilateral symmetry, the one end of left arc clamping lever (2) and the one end of right arc clamping lever (3) all with remove base (1) articulated, the inboard of left arc clamping lever (2) is provided with a plurality of left friction wheels (4) along self circumferencial direction equidistant, the inboard of right arc clamping lever (3) is provided with a plurality of right friction wheels (5) along self circumferencial direction equidistant, the axial of right friction wheel (5) and left friction wheel (4) all is vertical direction, all be provided with pressure sensor (6) on left friction wheel (4) and the right friction wheel (5), left side wall (7) are located on two axial direction travelling wheel (7) of moving base (7) are located respectively;
the tank inner wall cleaning mechanism comprises a stand column (8), a mounting plate (9), a lifting mechanism and a telescopic rod (10), wherein the stand column (8) is vertically arranged and is rotationally connected with the movable base (1), the mounting plate (9) is fixed at the top of the stand column (8), the lifting mechanism is mounted at the bottom of the mounting plate (9), the telescopic rod (10) is arranged at one end, far away from the mounting plate (9), of the lifting mechanism, the telescopic rod (10) is perpendicular to the stand column (8), and a cleaning ball (11) is arranged at one end, far away from the lifting mechanism, of the telescopic rod (10);
a driving cavity (12) is arranged in the moving base (1), a window (13) communicated with the driving cavity (12) is formed in the front end of the moving base (1), one end of the left arc-shaped clamping rod (2) is positioned in the driving cavity (12) and is rotationally connected with the moving base (1) through a left hinge shaft (14), one end of the right arc-shaped clamping rod (3) is positioned in the driving cavity (12) and is rotationally connected with the moving base (1) through a right hinge shaft (15), the other end of the left arc-shaped clamping rod (2) and the other end of the right arc-shaped clamping rod (3) penetrate out of the window (13), gears (16) are arranged on the left hinge shaft (14) and the right hinge shaft (15), and the two gears (16) are meshed;
a rotating cavity (28) is arranged in the moving base (1), the rotating cavity (28) is positioned above the driving cavity (12), the bottom of the upright post (8) is positioned in the rotating cavity (28) and is provided with an upright post worm wheel (29), a rotating worm (30) is rotationally arranged in the rotating cavity (28), the rotating worm (30) is meshed with the upright post worm wheel (29), a motor (31) is arranged on the side wall of the moving base (1), and an output shaft of the motor (31) is in transmission connection with one end of the rotating worm (30);
the lifting mechanism is a hydraulic cylinder (32) which is vertically arranged, a cylinder body of the hydraulic cylinder (32) is rotatably arranged on the mounting plate (9), the telescopic rod (10) comprises a fixed rod (33) and a movable rod (34), one end of the fixed rod (33) is connected with a telescopic shaft of the hydraulic cylinder (32), the other end of the fixed rod is slidably penetrated with the movable rod (34), the cleaning ball (11) is arranged on the movable rod (34), a screw rod (35) is rotationally arranged on the fixed rod (33), and the movable rod (34) is sleeved on the screw rod (35) in a threaded manner;
the hydraulic cylinder is characterized in that a connecting shaft (36) is rotatably arranged on the mounting plate (9), one end of the connecting shaft (36) is connected with a cylinder body of the hydraulic cylinder (32), a first gear (37) is arranged at the other end of the connecting shaft, a first motor (38) is arranged at the top of the mounting plate (9), a second gear (39) is arranged on an output shaft of the first motor (38), the second gear (39) is meshed with the first gear (37), a second motor (40) is arranged at one end, far away from the movable rod (34), of the fixed rod (33), and an output shaft of the second motor (40) is in transmission connection with the screw rod (35);
the utility model discloses a motor, including fixed lever (33), movable lever (34), fixed lever (33), second motor (40), flexible section of thick bamboo (45) are fixed in ratchet chamber (43) are fixed in one end that fixed lever (33) kept away from movable lever (34) is formed with ratchet chamber (43), the output shaft of second motor (40) extends to in ratchet chamber (43) and is provided with first ratchet (46), the one end of lead screw (35) extends to ratchet chamber (43) internal fixation has flexible section of thick bamboo (45), be provided with second ratchet (44) on flexible section of thick bamboo (45), second ratchet (44) with first ratchet (46) meshing, the cover is equipped with spring (47) on flexible section of thick bamboo (45).
2. An internal cleaning device for liquid ammonia storage tanks according to claim 1, characterized in that a worm (17) and a worm wheel shaft are rotatably arranged in the driving cavity (12), a worm wheel (18) is arranged on the worm wheel shaft, the worm wheel (18) is meshed with the worm (17), one end of the worm (17) penetrates out of the moving base (1) to be in transmission connection with a clamping motor (19), a spur gear (48) is arranged on the worm wheel shaft, and the spur gear (48) is meshed with one of the gears (16).
3. The internal cleaning device for a liquid ammonia storage tank according to claim 1, wherein the left friction wheel (4) and the right friction wheel (5) are identical in structure, the left arc-shaped clamping rod (2) and the right arc-shaped clamping rod (3) are identical in structure, the left friction wheel (4) comprises a wheel body (20) and a friction rubber sleeve (21), the friction rubber sleeve (21) is sleeved on the wheel body (20), a mounting groove (22) is formed in the inner side of the left arc-shaped clamping rod (2), sliding grooves (23) are formed in the upper inner wall and the lower inner wall of the mounting groove (22) along the radial direction of the left arc-shaped clamping rod (2), sliding shafts (24) are fixed at two ends of the wheel body (20), the sliding shafts (24) are slidably arranged in the sliding grooves (23), the pressure sensor (6) is located in the mounting groove (22), and a probe of the pressure sensor (6) is in contact with the left friction wheel (4).
4. The internal cleaning device for the liquid ammonia storage tank according to claim 1, wherein two groups of traveling grooves (25) are formed in the front end of the movable base (1), the two groups of traveling grooves (25) are in one-to-one correspondence with the two groups of traveling wheels (7), a driving shaft (26) is rotationally arranged in the traveling grooves (25), the traveling wheels (7) are sleeved on the driving shaft (26), and one driving shaft (26) penetrates out of the movable base (1) to be connected with a servo motor (27).
5. The internal cleaning device of a liquid ammonia storage tank according to claim 1, wherein a water cavity is arranged in the cleaning ball (11), a plurality of water spraying holes communicated with the water cavity are formed in the outer wall of the cleaning ball (11), the cleaning ball (11) is connected with a water inlet pipe (41), and a hairbrush (42) is densely arranged on the outer wall of the cleaning ball (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210874281.8A CN115254851B (en) | 2022-07-21 | 2022-07-21 | Inside belt cleaning device of liquid ammonia holding vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210874281.8A CN115254851B (en) | 2022-07-21 | 2022-07-21 | Inside belt cleaning device of liquid ammonia holding vessel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115254851A CN115254851A (en) | 2022-11-01 |
| CN115254851B true CN115254851B (en) | 2023-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210874281.8A Active CN115254851B (en) | 2022-07-21 | 2022-07-21 | Inside belt cleaning device of liquid ammonia holding vessel |
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| Country | Link |
|---|---|
| CN (1) | CN115254851B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3584790A (en) * | 1968-01-09 | 1971-06-15 | Dasic Equipment Ltd | Oil tank washing machine |
| CN106391533A (en) * | 2016-06-22 | 2017-02-15 | 国网山东省电力公司龙口市供电公司 | Automatic electric pole cleaning equipment |
| CN209049865U (en) * | 2018-11-22 | 2019-07-02 | 江苏科林泰电子有限公司 | A kind of recyclable phosphatide processing cleaning device |
| CN214321208U (en) * | 2020-11-20 | 2021-10-01 | 安徽凯瑞捷成新材料科技有限公司 | Coating production is with silo washing device |
| US11213119B1 (en) * | 2019-12-17 | 2022-01-04 | Nasir Mohammed | Cup holder cleaning tool |
| CN215783276U (en) * | 2021-09-01 | 2022-02-11 | 大连澳特钴镍新材料制造有限公司 | Cobalt nitrate preparation reaction elevated tank |
-
2022
- 2022-07-21 CN CN202210874281.8A patent/CN115254851B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3584790A (en) * | 1968-01-09 | 1971-06-15 | Dasic Equipment Ltd | Oil tank washing machine |
| CN106391533A (en) * | 2016-06-22 | 2017-02-15 | 国网山东省电力公司龙口市供电公司 | Automatic electric pole cleaning equipment |
| CN209049865U (en) * | 2018-11-22 | 2019-07-02 | 江苏科林泰电子有限公司 | A kind of recyclable phosphatide processing cleaning device |
| US11213119B1 (en) * | 2019-12-17 | 2022-01-04 | Nasir Mohammed | Cup holder cleaning tool |
| CN214321208U (en) * | 2020-11-20 | 2021-10-01 | 安徽凯瑞捷成新材料科技有限公司 | Coating production is with silo washing device |
| CN215783276U (en) * | 2021-09-01 | 2022-02-11 | 大连澳特钴镍新材料制造有限公司 | Cobalt nitrate preparation reaction elevated tank |
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| Publication number | Publication date |
|---|---|
| CN115254851A (en) | 2022-11-01 |
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