CN112121512A - Automatic industrial sewage treatment device - Google Patents
Automatic industrial sewage treatment device Download PDFInfo
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- CN112121512A CN112121512A CN202010992248.6A CN202010992248A CN112121512A CN 112121512 A CN112121512 A CN 112121512A CN 202010992248 A CN202010992248 A CN 202010992248A CN 112121512 A CN112121512 A CN 112121512A
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- moving groove
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/15—Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/35—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/48—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
- B01D33/76—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging the filter cake, e.g. chutes
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- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses an automatic industrial sewage treatment device, which comprises a sewage channel, wherein a motor is arranged on the side wall of one end of the sewage channel, an output shaft of the motor is fixedly connected with a rotating rod, a rotating roller is fixedly sleeved on the rotating rod, and four impurity containing mechanisms are fixedly arranged on the rotating roller at equal intervals; every it includes the filter screen to accomodate impurity mechanism, both ends are equipped with first diaphragm and second diaphragm respectively around the filter screen, both ends are equipped with first curb plate and second curb plate respectively about the filter screen, first curb plate is the arc, filter screen fixed connection is on the lower lateral wall of first curb plate and second curb plate, second diaphragm lower extreme rotates to be connected on the lateral wall of first curb plate and second curb plate. The device can regularly clear up the impurity in the sewage passageway to can realize the washing to the filter screen, realize automatic impurity clearance and automatic washing to the filter screen, improve sewage treatment efficiency greatly.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to an automatic industrial sewage treatment device.
Background
The industrial sewage comprises production wastewater, production wastewater and cooling water, and refers to wastewater and waste liquid generated in the industrial production process, wherein the wastewater and the waste liquid contain industrial production materials, intermediate products, byproducts and pollutants generated in the production process, which are lost along with water.
At present, industrial sewage treatment only causes blockage easily through a filter screen in the process of taking out impurities, and the filter screen needs to be cleaned manually and a sewage channel needs to be dredged, so that labor force is consumed, the sewage discharge efficiency is influenced, and the requirement of current automatic industry is not met.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an automatic industrial sewage treatment device.
In order to achieve the purpose, the invention adopts the following technical scheme:
an automatic industrial sewage treatment device comprises a sewage channel, wherein a motor is arranged on the side wall of one end of the sewage channel, an output shaft of the motor is fixedly connected with a rotating rod, a rotating roller is fixedly sleeved on the rotating rod, and four impurity containing mechanisms are fixedly arranged on the rotating roller at equal intervals;
each impurity containing mechanism comprises a filter screen, a first transverse plate and a second transverse plate are respectively arranged at the front end and the rear end of the filter screen, a first side plate and a second side plate are respectively arranged at the left end and the right end of the filter screen, the first side plate is an arc-shaped plate, the filter screen is fixedly connected on the lower side walls of the first side plate and the second side plate, the lower end of the second transverse plate is rotatably connected on the side walls of the first side plate and the second side plate, L-shaped chutes are respectively arranged in the first side plate and the second side plate, a limiting opening is arranged in the middle of the first transverse plate, a first iron block is fixed at one side of the limiting opening close to the filter screen, two first moving grooves are arranged in the first transverse plate, two first moving grooves are positioned at two sides of the limiting opening, moving rods are respectively arranged in the two first moving grooves, one end of each moving rod close to the L-shaped chute is fixedly connected with a first magnet, and, one end, far away from the moving rod, of the first spring is fixedly connected to the side wall of the first moving groove, a second moving groove is formed above one ends, close to the second transverse plate, of the two L-shaped sliding grooves, a second iron block is connected in the second moving groove in a sliding mode, one end of the second iron block is fixedly connected with a connecting wire, one end, far away from the second iron block, of the connecting wire is fixedly connected to the side wall of the second transverse plate, the other end of the second iron block is fixedly connected with a second spring, and one end, far away from the second iron block, of the second spring is fixedly connected to the side wall of the second moving groove; and a sewage discharge pushing mechanism and a cleaning mechanism are arranged on the side wall of the sewage channel.
Preferably, the sewage pushing mechanism comprises a second mounting plate fixed at the upper end of the sewage channel, the second mounting plate is positioned at one side of the second transverse plate, a third moving groove is arranged on the second mounting plate, one end of the third moving groove, which is close to the second transverse plate, corresponds to one end of the L-shaped sliding groove, a second magnet is arranged in the third moving groove, a third spring is arranged at one end of the second magnet, which is far away from the second transverse plate, one end of the third spring, which is far away from the second magnet, is fixedly connected to the side wall of the third moving groove, a fourth moving groove is further arranged on the side wall of the second mounting plate, the fourth moving groove is positioned under the third moving groove, an opening is arranged on the side wall of the third moving groove, the third moving groove and the fourth moving groove are communicated through the opening, an L-shaped connecting rod is arranged at the lower side of the second magnet, and the L-shaped connecting, one end, far away from the second magnet, of the L-shaped connecting rod is connected with a switch, and the switch is located on the side wall of the second mounting plate;
the sewage treatment device is characterized in that a first mounting plate is arranged on the side wall of the sewage channel, a multi-stage telescopic hydraulic cylinder is arranged on the first mounting plate, a telescopic end of the multi-stage telescopic hydraulic cylinder is provided with a third magnet, and the third magnet is matched with the limiting port.
Preferably, the cleaning mechanism comprises a water tank, the water tank is located on the side wall of the sewage channel, a water spray pipe is sleeved on the side wall of the telescopic end of the multi-stage telescopic hydraulic cylinder, a water pump is arranged in the water tank and connected with a connecting pipe, and one end, far away from the water tank, of the connecting pipe penetrates through the side wall of the water tank and is connected into the water spray pipe.
Preferably, the magnetic poles of the first magnet and the second magnet are in N stages.
Preferably, the motor is a servo motor, and the switch is used for simultaneously controlling the water pump and the multi-stage telescopic hydraulic cylinder in the water tank.
Preferably, the connecting pipe is a hose, the lower end of the water spraying pipe is provided with water spraying ports at equal intervals, the side wall of the sewage channel is provided with an inclined plane receiving table, and the inclined plane receiving table is positioned below the second transverse plate.
Compared with the prior art, the automatic industrial sewage treatment device has the advantages that:
1. according to the invention, the impurity containing mechanism is arranged, and the impurities in the impurity containing mechanism can be pushed to the first transverse plate to be cleaned to the inclined plane receiving table through the telescopic end of the multi-stage telescopic hydraulic oil cylinder by matching with the multi-stage telescopic hydraulic oil cylinder, so that the impurities are received.
2. According to the invention, the switch is arranged to control the multistage telescopic hydraulic oil cylinder and the water pump in the water tank, so that when impurities are removed, water can enter the spray pipe to be sprayed by the water pump, the filter screen is cleaned, the filter screen is ensured to be cleaned at regular time, and blockage is prevented.
3. According to the invention, the first magnet, the third magnet, the L-shaped connecting rod and the switch position are arranged, so that the impurity containing mechanism reaches a certain position to start the multistage telescopic hydraulic oil cylinder and the water pump in the water tank, after impurities are cleaned, the multistage telescopic hydraulic oil cylinder can be reset, the water pump in the water tank is closed, and the automatic cleaning of the impurities is realized.
Drawings
FIG. 1 is a schematic structural view of an automatic industrial sewage treatment apparatus according to the present invention.
Fig. 2 is a sectional view taken along line a-a in fig. 1.
Fig. 3 is a sectional view of the storage mechanism and the second installation plate.
Fig. 4 is an enlarged view of the structure at B in fig. 1.
Fig. 5 is an enlarged view of the structure at C in fig. 2.
Fig. 6 is an enlarged view of the structure at D in fig. 2.
Fig. 7 is an enlarged view of the structure at E in fig. 3.
Fig. 8 is an enlarged view of the structure at F in fig. 3.
Fig. 9 is a front cross-sectional view of the second mounting plate of fig. 2.
Fig. 10 is an enlarged view of the structure at G in fig. 3.
In the figure: 1 sewage passageway, 2 motors, 3 dwang, 4 live rollers, 5 multistage flexible pneumatic cylinders, 6 second mounting panels, 7 first diaphragm, 8 first curb plates, 9 second curb plates, 10 filter screens, 11 switches, 12 second diaphragm, 13 first magnet, 14 second magnet, 15 third springs, 16 second iron plate, 17 connecting wires, 18 second springs, 19L type spout, 20 carriage release levers, 21 first spring, 22 first iron plate, 23L type connecting rod, 24 water tanks, 25 spray pipes, 26 connecting pipes, 27 third magnet, 28 spacing mouth, 29 inclined plane receiving stations, 30 first mounting panels.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-9, an automatic industrial sewage treatment device comprises a sewage channel 1, a motor 2 is arranged on the side wall of one end of the sewage channel 1, an output shaft of the motor 2 is fixedly connected with a rotating rod 3, a rotating roller 4 is fixedly sleeved on the rotating rod 3, four impurity containing mechanisms are fixedly arranged on the rotating roller 4 at equal intervals, more impurity containing mechanisms can be arranged according to needs in practical application, it is worth noting that most impurities can be filtered when the four impurity containing mechanisms are arranged, and a small amount of impurities are not intercepted by the impurity containing mechanisms in the rotating process of the four impurity containing mechanisms, namely, the device realizes primary filtration of sewage;
each impurity containing mechanism comprises a filter screen 10, the filter screen 10 ensures that impurities can be contained in the impurity containing mechanism while filtering water, a first transverse plate 7 and a second transverse plate 12 are respectively arranged at the front end and the rear end of the filter screen 10, a first side plate 8 and a second side plate 9 are respectively arranged at the left end and the right end of the filter screen 10, the first side plate 8 is an arc-shaped plate, the first side plate 8 can rotate at the bottom of the sewage channel 1 when the rotating roller 4 is driven, the filter screen 10 is fixedly connected to the lower side walls of the first side plate 8 and the second side plate 9, the lower end of the second transverse plate 12 is rotatably connected to the side walls of the first side plate 8 and the second side plate 9, L-shaped chutes 19 are respectively arranged in the first side plate 8 and the second side plate 9, a limit opening 28 is arranged at the middle position of the first transverse plate 7, a first iron block 22 is fixed at one side of the limit opening 28 close to the filter screen, the power of the multi-stage telescopic hydraulic cylinder 5 is greater than the magnetic force of the third magnet 27, so that the third magnet 27 can be separated from the limit opening 28, two first moving grooves are arranged in the first transverse plate 7, the two first moving grooves are positioned at two sides of the limit opening 28, moving rods 20 are arranged in the two first moving grooves, one end of each moving rod 20, which is close to the L-shaped sliding groove 19, is fixedly connected with a first magnet 13, one end of each moving rod 20, which is far away from the L-shaped sliding groove 19, is fixedly connected with a first spring 21, one end of each first spring 21, which is far away from the moving rod 20, is fixedly connected to the side wall of the corresponding first moving groove, so that when the third magnet 27 is not in the limit opening 28, the first magnet 13 is inserted into the L-shaped sliding groove 19 (the groove which is in the same horizontal line with the first transverse plate 7 in fig. 3), the first transverse plate 7 can slide along the length direction of the first side plate 8, it is worth noting that through openings are formed in the opposite side walls of the first side plate 8 and the second side plate 9, so that the first transverse plate 7 can slide conveniently, second moving grooves are formed in the upper portions of the two ends, close to the second transverse plate 12, of the two L-shaped sliding grooves 19, second iron blocks 16 are connected in the second moving grooves in a sliding mode, one ends of the second iron blocks 16 are fixedly connected with connecting wires 17, one ends, far away from the second iron blocks 16, of the connecting wires 17 are fixedly connected to the side walls of the second transverse plate 12, the other ends of the second iron blocks 16 are fixedly connected with second springs 18, one ends, far away from the second iron blocks 16, of the second springs 18 are fixedly connected to the side walls of the second moving grooves, so that the first magnets 13 can be driven to move when reaching the lower portions of the second iron blocks 16, the second transverse plate 12 can rotate, and;
a sewage discharge pushing mechanism and a cleaning mechanism are arranged on the side wall of the sewage channel 1.
The sewage draining pushing mechanism comprises a second mounting plate 6 fixed at the upper end of the sewage channel 1, the second mounting plate 6 is positioned at one side of a second transverse plate 12, a third moving groove is arranged on the second mounting plate 6, the third moving groove corresponds to one end, close to the second transverse plate 12, of an L-shaped sliding groove 19, a second magnet 14 is arranged in the third moving groove, one end, far away from the second transverse plate 12, of the second magnet 14 is provided with a third spring 15, one end, far away from the second magnet 14, of the third spring 15 is fixedly connected to the side wall of the third moving groove, the side wall of the second mounting plate 6 is also provided with a fourth moving groove, the fourth moving groove is positioned right below the third moving groove, the lower side wall of the third moving groove is provided with an opening, the third moving groove is communicated with the fourth moving groove through the opening, the lower side of the second magnet 14 is provided with an L-shaped connecting rod 23, the L-shaped connecting rod 23 penetrates through the opening, and one, the switch 11 is positioned on the side wall of the second mounting plate 6, the switch 11 is positioned below the arc of the first side plate 8 and can be released only by touching once, so that the first magnet 13 is repelled with the second magnet 14 when reaching one end of the L-shaped chute 19 close to the second transverse plate 12 (namely, impurities are all pushed to the inclined surface receiving table 29), the switch 11 is driven by the L-shaped connecting rod 23, and the switch 11 is closed after the impurities are pushed by the first transverse plate 7; a first mounting plate 30 is arranged on the side wall of the sewage channel 1, a multi-stage telescopic hydraulic cylinder 5 is arranged on the first mounting plate 30, a third magnet 27 is arranged at the telescopic end of the multi-stage telescopic hydraulic cylinder 5, and the third magnet 27 is matched with the limiting opening 28, so that the third magnet 27 can enter the limiting opening 28, and can drive the first transverse plate 7 to push impurities to the inclined surface receiving table 29 after attracting the moving rod 20;
the cleaning mechanism comprises a water tank 24, the water tank 24 is positioned on the side wall of the sewage channel 1, a spray pipe 25 is sleeved on the side wall of the telescopic end of the multi-stage telescopic hydraulic cylinder 5, a water pump is arranged in the water tank 24 and connected with a connecting pipe 26, one end, far away from the water tank 24, of the connecting pipe 26 penetrates through the side wall of the water tank 24 and is connected into the spray pipe 25, a switch 11 is used for simultaneously controlling the water pump in the water tank 24 and the multi-stage telescopic hydraulic cylinder 5, so that the spray pipe 25 can spray water to clean the filter screen 10 simultaneously when the first transverse plate 7 pushes impurities, the opposite magnetic poles of the first magnet 13 and the second magnet 14 are N-level, the first magnet 13 and the second magnet 14 are repelled when opposite, the motor 2 is a servo motor, a single chip microcomputer is arranged, the impurity containing mechanism can be driven to rotate for 90 degrees every thirty seconds, the connecting pipe 26 is a hose, the spray pipe, can wash comprehensively, be equipped with inclined plane receiving station 29 on the sewage passageway 1 lateral wall, inclined plane receiving station 29 is located second diaphragm 12 below, can receive the impurity of fishing for.
In the invention, every thirty seconds, the motor 2 drives the impurity containing mechanism to rotate for 90 degrees, in the rotating process, the first side plate 8 touches the switch 11, and simultaneously the rotation stops (as shown in figure 1), the telescopic end of the multi-stage telescopic hydraulic cylinder 5 starts to move, so that the third magnet 27 reaches the limiting opening 28, because the third magnet 27 attracts the two moving rods 20 to move oppositely, the outer sides of the two moving rods 20 are separated from the L-shaped chute 19 positioned at the front side, at the moment, the first transverse plate 7 can slide in the L-shaped chute 19 (along the length direction of the first side plate 8 or the second side plate 9), under the pushing of the telescopic end of the multi-stage telescopic hydraulic cylinder 5, the first transverse plate 7 pushes impurities to advance, when the first magnet 13 in the first transverse plate 7 reaches the lower end of the first moving chute, the second iron block 16 is driven to move against the elastic force of the second spring 18 under the magnetic attraction, so that the second transverse plate 12 can rotate to open and pour out the impurities, the impurities are received by the inclined receiving platform 29, when the first magnet 13 reaches one end of the L-shaped chute 19 close to the second transverse plate 12, the first magnet and the third magnet 27 are mutually repelled, and the switch 11 is pressed again under the action of the L-shaped connecting rod 23, so that the multi-stage telescopic hydraulic cylinder 5 is closed, namely, the multi-stage telescopic hydraulic cylinder returns to the original position;
because the switch 11 controls the water pump in the water tank 24 at the same time, water reaches the spray pipe 25 through the connecting pipe 26, and the filter screen 10 is cleaned when the telescopic end of the multistage telescopic hydraulic cylinder 5 moves, the operation is realized once every 30 seconds, and automatic impurity cleaning and cleaning of the filter screen 10 are realized.
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 person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. An automatic industrial sewage treatment device comprises a sewage channel (1), and is characterized in that a motor (2) is arranged on the side wall of one end of the sewage channel (1), an output shaft of the motor (2) is fixedly connected with a rotating rod (3), a rotating roller (4) is fixedly sleeved on the rotating rod (3), and four impurity containing mechanisms are fixedly arranged on the rotating roller (4) at equal intervals;
each impurity containing mechanism comprises a filter screen (10), a first transverse plate (7) and a second transverse plate (12) are respectively arranged at the front end and the rear end of the filter screen (10), a first side plate (8) and a second side plate (9) are respectively arranged at the left end and the right end of the filter screen (10), the first side plate (8) is an arc-shaped plate, the filter screen (10) is fixedly connected onto the lower side walls of the first side plate (8) and the second side plate (9), the lower end of the second transverse plate (12) is rotatably connected onto the side walls of the first side plate (8) and the second side plate (9), L-shaped chutes (19) are respectively arranged in the first side plate (8) and the second side plate (9), a limiting opening (28) is arranged at the middle position of the first transverse plate (7), a first iron block (22) is fixed at one side of the limiting opening (28) close to the filter screen (10), two first moving grooves are arranged in the first transverse, the two first moving grooves are positioned at two sides of a limiting opening (28), moving rods (20) are arranged in the two first moving grooves, one end, close to an L-shaped sliding groove (19), of each moving rod (20) is fixedly connected with a first magnet (13), one end, far away from the L-shaped sliding groove (19), of each moving rod (20) is fixedly connected with a first spring (21), one end, far away from the moving rods (20), of each first spring (21) is fixedly connected to the side wall of the corresponding first moving groove, a second moving groove is arranged above one end, close to a second transverse plate (12), of each L-shaped sliding groove (19), a second iron block (16) is connected in the corresponding second moving groove in a sliding mode, one end, far away from the second iron block (16), of each connecting wire (17) is fixedly connected to the side wall of the corresponding second transverse plate (12), and the other end of each second iron block (16) is fixedly connected with a second spring (18), one end of the second spring (18) far away from the second iron block (16) is fixedly connected to the side wall of the second moving groove;
and a sewage discharge pushing mechanism and a cleaning mechanism are arranged on the side wall of the sewage channel (1).
2. The automatic industrial sewage treatment device according to claim 1, wherein the sewage pushing mechanism comprises a second mounting plate (6) fixed at the upper end of the sewage channel (1), the second mounting plate (6) is located at one side of a second transverse plate (12), a third moving groove is arranged on the second mounting plate (6), the third moving groove corresponds to one end of the L-shaped chute (19) close to the second transverse plate (12), a second magnet (14) is arranged in the third moving groove, a third spring (15) is arranged at one end of the second magnet (14) far from the second transverse plate (12), one end of the third spring (15) far from the second magnet (14) is fixedly connected to the side wall of the third moving groove, a fourth moving groove is further arranged on the side wall of the second mounting plate (6), and the fourth moving groove is located right below the third moving groove, an opening is formed in the lower side wall of the third moving groove, the third moving groove is communicated with the fourth moving groove through the opening, an L-shaped connecting rod (23) is arranged on the lower side of the second magnet (14), the L-shaped connecting rod (23) penetrates through the opening, one end, far away from the second magnet (14), of the L-shaped connecting rod (23) is connected with a switch (11), and the switch (11) is located on the side wall of the second mounting plate (6);
be equipped with first mounting panel (30) on sewage passageway (1) lateral wall, be equipped with multistage flexible pneumatic cylinder (5) on first mounting panel (30), the flexible end of multistage flexible pneumatic cylinder (5) is equipped with third magnet (27), third magnet (27) cooperate with spacing mouthful (28).
3. An automatic industrial sewage treatment device according to claim 2, wherein the cleaning mechanism comprises a water tank (24), the water tank (24) is located on the side wall of the sewage channel (1), the side wall of the telescopic end of the multi-stage telescopic hydraulic cylinder (5) is sleeved with a water spray pipe (25), a water pump is arranged in the water tank (24) and connected with a connecting pipe (26), and the end of the connecting pipe (26) far away from the water tank (24) penetrates through the side wall of the water tank (24) and is connected in the water spray pipe (25).
4. An automatic industrial sewage treatment plant according to claim 2, characterized in that said first magnet (13) and said second magnet (14) have N-level poles.
5. An automatic industrial sewage treatment plant according to claim 3, characterized in that said motor (2) is a servo motor and said switch (11) is used to control both the water pump and the multi-stage telescopic hydraulic cylinders (5) in the tank (24).
6. An automatic industrial sewage treatment plant according to claim 3 characterized in that said connection pipe (26) is a hose, the lower ends of said water spray pipes (25) are provided with water spray nozzles at equal intervals, the side wall of said sewage channel (1) is provided with a slope receiving table (29), said slope receiving table (29) is located below said second cross plate (12).
Priority Applications (1)
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CN202010992248.6A CN112121512A (en) | 2020-09-21 | 2020-09-21 | Automatic industrial sewage treatment device |
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CN202010992248.6A CN112121512A (en) | 2020-09-21 | 2020-09-21 | Automatic industrial sewage treatment device |
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CN202010992248.6A Pending CN112121512A (en) | 2020-09-21 | 2020-09-21 | Automatic industrial sewage treatment device |
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Cited By (2)
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CN112843896A (en) * | 2021-01-12 | 2021-05-28 | 吉林大学 | Air purification equipment for respiratory tract stimulation |
CN112973242A (en) * | 2021-02-05 | 2021-06-18 | 陈吉辉 | Weaving sewage treatment plant |
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CN112843896A (en) * | 2021-01-12 | 2021-05-28 | 吉林大学 | Air purification equipment for respiratory tract stimulation |
CN112973242A (en) * | 2021-02-05 | 2021-06-18 | 陈吉辉 | Weaving sewage treatment plant |
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