CN111296250B

CN111296250B - Garden plant planting and maintaining method

Info

Publication number: CN111296250B
Application number: CN202010114647.2A
Authority: CN
Inventors: 范永辉; 冯惠成; 朱雨涵; 洪丽珊; 彭小燕; 蔡华钊
Original assignee: Guangzhou Longsheng Landscape Construction Co ltd
Current assignee: Guangzhou Longsheng Landscape Construction Co ltd
Priority date: 2020-02-25
Filing date: 2020-02-25
Publication date: 2021-08-13
Anticipated expiration: 2040-02-25
Also published as: CN111296250A

Abstract

The invention relates to a garden plant planting and maintaining method, which comprises the following specific steps: detecting the humidity of soil in the cultivating pot by using a sensor, and transmitting soil humidity information to a main control box by using the sensor; the water storage tank is provided with an irrigation mechanism, and when the soil humidity is lower than a standard value, the main control box controls the irrigation mechanism to operate, so that the water in the water storage tank irrigates the plants in the cultivation pot through the spray heads; when the soil humidity is higher than a standard value by a certain value, the main control box closes the operation of the irrigation mechanism and stops watering operation; draining and recycling redundant water in the cultivating pot to a water storage tank; the storage water tank is provided with rabbling mechanism and fertilizing mechanism, and master control case control rabbling mechanism and fertilizing mechanism function, and the rabbling mechanism stirs fertilizer, and inside the fertilizer mechanism will stir the fertilizer and apply to the soil of cultivating the basin. The invention can automatically carry out the maintenance operation of watering and fertilizing to the plants, reduces the manual operation procedures and saves time and labor.

Description

Garden plant planting and maintaining method

Technical Field

The invention relates to the technical field of garden maintenance, in particular to a garden plant planting and maintaining method.

Background

Gardens are unique in traditional Chinese buildings, have the effects of improving the living environment, the close nature and the ceramic plot of people, and can form an attractive natural environment by planting trees, flowers and plants, arranging garden paths and the like. Gardens have the functional and artistic effects in modern living environment, have the effects of absorbing carbon and oxygen, absorbing dust, killing bacteria, conditioning temperature, reducing noise, beautifying the environment and the like, and are well received by people. The existing maintenance of landscape plants is completely finished manually, workers are required to carry out maintenance work such as watering and fertilizing on time, the working efficiency is low, and time and labor are wasted.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a garden plant planting and maintaining method which can automatically carry out watering and fertilizing maintenance on garden plants and is time-saving and labor-saving.

The above object of the present invention is achieved by the following technical solutions:

detecting the humidity of soil in the cultivating pot by using a sensor, and transmitting soil humidity information to a main control box by using the sensor; the water storage tank is provided with an irrigation mechanism, and when the soil humidity is lower than a standard value, the main control box controls the irrigation mechanism to operate, so that the water in the water storage tank irrigates the plants in the cultivation pot through the spray heads; when the soil humidity is higher than a standard value by a certain value, the main control box closes the operation of the irrigation mechanism and stops watering operation;

draining and recycling redundant water in the cultivating pot to a water storage tank;

the storage water tank is provided with rabbling mechanism and fertilizing mechanism, and master control case control rabbling mechanism and fertilizing mechanism function, and the rabbling mechanism stirs fertilizer, and inside the fertilizer mechanism will stir the fertilizer and apply to the soil of cultivating the basin.

By adopting the technical scheme, the humidity of the soil is detected by using the sensor, the soil information is transmitted to the main control box, and when the humidity of the soil in the 7-step cultivation pot is lower than a standard value, the irrigation mechanism operates to water the plants; when the soil humidity of all the cultivating pots is higher than a standard value by a certain value, the irrigation mechanism is closed; during the fertilization, add fertilizer in the storage vat, main control box control fertilizing mechanism and rabbling mechanism function can fertilize the operation to the plant, reduces artifical manual operation process, and is laborsaving during the festival.

The present invention in a preferred example may be further configured to: irrigation mechanism includes storage water tank, outlet pipe, delivery pipe and a plurality of sprinkler head that waters the plant, the storage water tank is provided with the inlet tube, the one end and the storage water tank of outlet pipe are linked together, the outlet pipe is provided with first output pump, the other end and the delivery pipe of outlet pipe rotate to be connected, be provided with the ladder frame on the storage water tank, it is a plurality of cultivate the basin and set up on the ladder frame, the delivery pipe rotates and sets up in the ladder frame, the delivery pipe is located cultivates the basin top, and is a plurality of the sprinkler head sets up in the delivery pipe, the delivery pipe is connected with the actuating mechanism who drives its reciprocal upset.

Through adopting above-mentioned technical scheme, actuating mechanism drive delivery pipe carries out reciprocal upset, and inside water of storage water tank conveyed the delivery pipe through first output pump, watered through the plant that the sprinkler head cultivated the basin afterwards, and the sprinkler head is followed the delivery pipe upset, can make a plurality of volumes of watering of cultivating the basin even, and the plant of avoiding locally cultivating in the basin waters too much or too little.

The present invention in a preferred example may be further configured to: one side of ladder frame is provided with the storage vat, rabbling mechanism includes: set up in the inside stirring rake of storage vat and with stirring rake fixed connection's second motor, the storage vat is provided with the feeder hopper, the storage vat is linked together through discharging pipe and fertilizing mechanism.

Through adopting above-mentioned technical scheme, when the plant need fertilize, add solid fertilizer and water from the feeder hopper inside the storage vat, second motor drive stirring rake rotates, can accelerate solid fertilizer's dissolution, carries fertilizer injection mechanism with fertilizer liquid afterwards, and fertilizer injection mechanism waters fertile operation to the soil of cultivating in the basin.

The present invention in a preferred example may be further configured to: fertilizing mechanism includes a plurality of sleeve pipes and a plurality of cylinder, the basin outside is located to the sleeve pipe cover, and is a plurality of the cylinder hoop sets up in the sleeve pipe, the lateral wall of cultivating the basin is worn to locate by the cylinder and is deepened inside the soil, the one end that the storage vat was kept away from to the discharging pipe is linked together with a plurality of sleeve pipes, the discharging pipe is provided with the second delivery pump.

Through adopting above-mentioned technical scheme, inside the fertilizer liquid pump of second output pump with the storage vat was sent the cover to inside, permeate the soil that cultivates the basin inside through the cylinder afterwards, make the soil and the fertilizer misce bene of each part in cultivating the basin, improve nutrient's concentration in the soil, improve the absorption efficiency of plant to fertilizer.

The present invention in a preferred example may be further configured to: the drive mechanism includes: the first motor is arranged on the step frame, the driving gear is fixedly connected to an output shaft of the first motor, the driven gear is fixedly arranged on the water feeding pipe, and the driving gear is meshed with the driven gear.

The present invention in a preferred example may be further configured to: the top surface of each step frame inclines downwards towards one side of the external corner, one side, close to the external corner, of the top surface of each step frame is provided with a diversion trench, and the bottom of each diversion trench is provided with a drain hole communicated with the inside of the water storage tank.

Through adopting above-mentioned technical scheme, the sprinkler head waters the operation to a plurality of cultivation basins, and partly drop to ladder frame surface, collect inside the guiding gutter afterwards, inside the storage water tank was retrieved through the wash port to the water of guiding gutter, can water the plant again, avoids extravagant, the water economy resource.

The present invention in a preferred example may be further configured to: the one end that the outlet pipe is close to the storage water tank is provided with first filter screen, the one end that the discharging pipe is close to the storage vat is provided with the second filter screen.

By adopting the technical scheme, the water recovered in the water storage tank is provided with impurities, and the first filter screen filters the impurities, so that the blockage of the sprinkler head can be avoided; when the solid fertilizer is dissolved, insoluble impurities exist, the second filter screen filters the insoluble impurities, and the needle cylinder can be prevented from being blocked by the impurities.

The present invention in a preferred example may be further configured to: the bottom of storage vat is the toper setting, the blanking mouth has been seted up to the bottom of storage vat, the blanking mouth can be dismantled and be provided with the bottom.

Through adopting above-mentioned technical scheme, the inside insoluble impurity of storage vat can pile up in the storage vat bottom after the second filter screen filters, dismantles the bottom, and impurity can drop out from the blanking mouth, conveniently clears up the inside of storage vat.

The present invention in a preferred example may be further configured to: the sensor sets up in the interior bottom of cultivating the basin, sensor and master control case electric connection.

Through adopting above-mentioned technical scheme, the soil moisture of bottom goes up and down slowest in the soil, and the sensor buries the bottom in cultivating the basin soil, can survey the minimum of soil moisture, then transmits soil information to the master control case, and the master control case in time waters the maintenance operation to the plant according to soil information, can accurately master vegetation's demand, improves the plant survival rate.

In summary, the invention includes at least one of the following beneficial technical effects:

1. detecting the humidity of soil by using a sensor, transmitting soil information to a main control box, and when the humidity of the soil in the 7-step cultivation pot is lower than a standard value, operating an irrigation mechanism to water plants; when the soil humidity of all the cultivating pots is higher than a standard value by a certain value, the irrigation mechanism is closed; during fertilization, fertilizer is added into the storage barrel, the main control box controls the fertilization mechanism and the stirring mechanism to operate, so that the plant can be fertilized, manual operation procedures are reduced, and time and labor are saved;

2. when a plant needs to be fertilized, solid fertilizer and water are added into the storage barrel from the feed hopper, the second motor drives the stirring paddle to rotate, so that the dissolution of the solid fertilizer can be accelerated, the fertilizer liquid in the storage barrel is pumped into the sleeve by the second output pump and then permeates into the soil of the cultivation pot through the needle cylinder, so that the soil of each part in the cultivation pot is uniformly mixed with the fertilizer, the concentration of nutrient substances in the soil is improved, and the absorption efficiency of the plant on the fertilizer is improved;

3. the sensor transmits the detected soil humidity information to the main control box, the main control box controls the irrigation mechanism to run, the first motor drives the driving gear to rotate, the driving gear drives the driven gear and the water delivery pipe to synchronously rotate, the sprinkler head can be driven to do reciprocating turnover motion, water in the water storage tank is delivered into the water delivery pipe through the first output pump, then the plants in the cultivation pots are watered through the sprinkler head, the sprinkler head turns over along with the water delivery pipe, the watering amount of the cultivation pots is uniform, and the phenomenon that the plants in the local cultivation pots are watered too much or too little is avoided.

Drawings

FIG. 1 is a schematic structural diagram of a garden plant cultivation and maintenance method;

FIG. 2 is a schematic sectional view of the garden plant cultivation and maintenance method;

FIG. 3 is an enlarged partial schematic view of portion A of FIG. 1;

FIG. 4 is an enlarged partial schematic view of portion B of FIG. 1;

fig. 5 is a schematic sectional view of the storage vat.

In the figure, 1, a ladder frame; 11. a water storage tank; 111. a water inlet pipe; 12. a diversion trench; 121. a drain hole; 13. a baffle plate; 14. a support frame; 141. a first motor; 142. a driving gear; 2. a water supply pipe; 21. a rotating drum; 22. a water outlet pipe; 221. a first output pump; 222. a first filter screen; 23. a sprinkler head; 24. a driven gear; 3. a storage barrel; 31. a feed hopper; 32. a second motor; 321. a stirring paddle; 33. a discharge pipe; 331. a second output pump; 332. a second filter screen; 34. a blanking port; 341. a bottom cover; 4. a master control box; 5. cultivating pots; 51. a water leakage hole; 52. a sleeve; 521. a needle cylinder; 53. avoiding holes; 54. a sensor.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the garden plant cultivation and maintenance method disclosed by the invention comprises a step frame 1 and a plurality of cultivation pots 5 for planting plants, wherein the plurality of cultivation pots 5 are fixed on the top surface of each step frame 1, and the cultivation pots 5 on the step frame 1 are aligned vertically and horizontally.

Referring to fig. 1 and 2, an irrigation mechanism for watering plants is installed on a water storage tank 11, the irrigation mechanism comprises a water storage tank 11, a water supply pipe 2, a water outlet pipe 22 and a plurality of sprinkler heads 23, the water storage tank 11 is installed below a ladder frame 1, water for watering plants is filled in the water storage tank 11, and the water storage tank 11 is connected with a water inlet pipe 111 for adding water into the water storage tank 11. The bottom of the cultivation basin 5 is provided with a water leakage hole 51 communicated with the water storage tank 11, and redundant water in the cultivation basin 5 can be recycled to the water storage tank 11 through the water leakage hole 51 for recycling.

Both sides of the ladder frame 1 are fixed with support frames 14, both ends of the water supply pipe 2 are respectively rotated to penetrate through the support frames 14 on both sides, and the water supply pipe 2 is positioned above the cultivating pot 5. A plurality of spray heads 23 are arranged and installed on the water feed pipe 2, the spray heads 23 correspond to the cultivation pots 5 on the same step of the ladder rack 1, and the spray heads 23 are disposed toward the cultivation pots 5. One end of the water supply pipe 2 is communicated with the water outlet pipe 22, the connection position of the water outlet pipe 22 and the water supply pipe 2 is rotationally connected through the rotary drum 21, one end, far away from the water supply pipe 2, of the water outlet pipe 22 is communicated with the bottom of the inner side wall of the water storage tank 11, the water outlet pipe 22 is provided with a first output pump 221, the first output pump 221 pumps water in the water storage tank 11 into the water supply pipe 2, and then the plants are irrigated through the sprinkler head 23.

Referring to fig. 1 and 3, the water feeding pipe 2 is driven to rotate reciprocally by a driving mechanism, the driving mechanism includes a first motor 141, a driving gear 142 and a driven gear 24, the first motor 141 is mounted on one of the supporting frames 14, and an output shaft of the first motor 141 and the driving gear 142 are fixed to each other. The driven gear 24 is fixedly installed at a side wall of the water feeding pipe 2, and the driving gear 142 and the driven gear 24 are engaged with each other. The first motor 141 drives the driving gear 142 to rotate, thereby driving the driven gear 24 and the water supply pipe 2 to rotate, and the sprinkler head 23 can synchronously perform the turning motion, so that the watering amount of the plants in the plurality of cultivating basins 5 is uniform, and the survival rate of the plants is improved.

Referring to fig. 1 and 4, a first filter 222 is installed at one end of the water outlet pipe 22 close to the water storage tank 11, when water in the cultivation basin 5 flows into the water storage tank 11, a small amount of silt impurities are easily carried, the impurities are filtered by the first filter 222, and when the water flows back to the water supply pipe 2 again for irrigation, the impurities can be prevented from blocking the sprinkler head 23.

Referring to fig. 1 and 5, a storage vat 3 is arranged on one side of the ladder frame 1, a stirring mechanism for stirring fertilizer is arranged in the storage vat 3, a feed hopper 31 is arranged on one side of the top of the storage vat 3, and the feed hopper 31 is communicated with the inside of the storage vat 3. The stirring mechanism comprises a stirring paddle 321 and a second motor 32, the stirring paddle 321 is rotatably installed in the storage barrel 3, the second motor 32 is installed at the top of the storage barrel 3, and an output shaft of the second motor 32 is fixedly connected with the stirring paddle 321. The cultivating pot 5 is provided with a fertilizing mechanism for injecting fertilizer to plants, the bottom of the storage barrel 3 is connected with a discharge pipe 33, one end of the discharge pipe 33, which is far away from the storage barrel 3, is communicated with the fertilizing mechanism, and the discharge pipe 33 is provided with a second output pump 331. Inside fertilizer solid and water added storage vat 3 from feeder hopper 31, stirring rake 321 passed through second motor 32 drive rotation, can dissolve fertilizer fast and become liquid, and second output pump 331 carries fertilizing mechanism with fertilizer liquid.

Referring to fig. 1 and 2, the fertilizing mechanism includes a plurality of sleeves 52 and a plurality of syringes 521, the sleeves 52 are sleeved outside the cultivating basin 5, and the plurality of sleeves 52 are communicated with the discharging pipe 33. A plurality of syringes 521 are circumferentially fixed to the side of the casing 52 facing the cultivating tub 5, and the syringes 521 communicate with the inside of the casing 52. The side wall of the cultivating basin 5 corresponding to the needle cylinder 521 is provided with an avoiding hole 53, one end of the needle cylinder 521 far away from the sleeve 52 penetrates through the avoiding hole 53, and the needle cylinder 521 is inserted into the soil of the cultivating basin 5. The fertilizer in the discharging pipe 33 is conveyed to the inside of the sleeve 52 by the second output pump 331, and then permeates into the soil of the cultivating pot 5 through the needle cylinder 521, so that the nutrition of each part of the soil is balanced, and the absorption efficiency of the plants is improved.

Referring to fig. 5, a second filter screen 332 is installed at one end of the discharge pipe 33 close to the storage vat 3, and the second filter screen 332 filters insoluble impurities in the fertilizer liquid, so as to prevent the needle cylinder 521 from being blocked by the impurities. The bottom of storage vat 3 is hopper-shaped and sets up, and blanking mouth 34 has been seted up to the bottom of storage vat 3, and blanking mouth 34 threaded connection has bottom 341. Undissolved impurity collects in storage vat 3's funnel bottom, detaches bottom 341, and impurity can drop out storage vat 3, convenient clearance from blanking mouth 34.

Referring to fig. 1 and 2, the water storage tank 11 is fixed with baffles 13 on both sides of the step frame 1, and water drops from the sprinkler heads 23 drop on the surface of the step frame 1, and the baffles 13 can block water flow on the surface of the step frame 1. One side downward sloping setting that the 1 top surface of ladder frame is close to the external corner, diversion trench 12 has been seted up to one side that ladder frame 1 is close to the external corner, and the rivers of 1 top surface of ladder frame can flow inside diversion trench 12. The length direction of guiding gutter 12 and the range direction mutually perpendicular of each ladder of ladder frame 1, the inside wash port 121 of intercommunication storage water tank 11 has all been seted up to the both ends bottom of guiding gutter 12, and the inside rivers of guiding gutter 12 are collected inside storage water tank 11 through wash port 121, can carry out rational utilization to the water resource, reduce extravagantly.

Every is cultivated the interior bottom of basin 5 and is installed the sensor 54 that detects the humidity of soil, and master control case 4 is installed to one side of storage water tank 11, and sensor 54, first motor 141, second motor 32, first output pump 221, second output pump 331 all with master control case 4 electric connection, and sensor 54 gives master control case 4 with soil information transmission, and master control case 4 can control the operation of irrigating the mechanism to realize the automatic maintenance of watering to the plant.

The garden plant planting and maintaining method comprises the following specific steps:

the sensor 54 detects the humidity of the soil in the cultivating pot 5 in real time, and the sensor 54 transmits the soil information to the main control box 4;

the main control box 4 analyzes the soil data, when the humidity of the soil of the cultivating pot 5 which exceeds 7 is lower than a standard value, the main control box 4 controls the operation of the irrigation mechanism, so that the water in the water storage tank 11 irrigates the plants of the cultivating pot 5 through the sprinkler head 23, and the humidity of the soil in the cultivating pot 5 is increased; when the sensor 54 detects that the soil humidity of all the cultivating pots 5 is higher than a standard value by a certain value, the main control box 4 closes the irrigation mechanism to operate, and the watering operation of the plants is stopped;

after watering is finished, the excess water in the soil is discharged out of the cultivating pot 5 and is recycled to the water storage tank 11 for reuse;

the fertilizer is added with water according to a certain proportion and mixed in the storage vat 3, the main control box 4 controls the stirring mechanism and the fertilizing mechanism to operate, the stirring mechanism stirs and dissolves the solid fertilizer, the dissolved fertilizer permeates into the soil of the cultivation basin 5 through the needle cylinder 521, and the plant fertilizing operation is completed.

The implementation principle of the embodiment is as follows: the sensor 54 detects soil information in the cultivating pot 5 and then transmits the soil information to the main control box 4, and when the soil humidity of the cultivating pot 5 exceeding 7 is lower than a standard value, the main control box 4 controls the irrigation mechanism to water plants. First output pump 221 pumps the water in storage water tank 11 to water supply pipe 2, and first motor 141 operates, can drive water supply pipe 2 and carry out reciprocal upset, sprays a plurality of pots 5 of cultivating and waters, cultivates the interior unnecessary water of pot 5 and retrieves inside storage water tank 11. When the soil humidity in all the cultivating basins 5 is larger than a certain value of the standard value, the irrigation mechanism is closed. During the fertilization, main control box 4 control rabbling mechanism and fertilizing mechanism function, add solid-state fertilizer and water inside storage vat 3, second motor 32 drive stirring rake 321 rotates for solid-state fertilizer's dissolution, second output pump 331 carries sleeve pipe 52 with fertilizer liquid, inside the soil of basin 5 is cultivated in the infiltration of syringe 521 afterwards. The invention can reduce manual operation processes, and is time-saving and labor-saving.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. A garden plant planting and maintaining method is characterized in that: the method comprises the following steps:

the humidity of the soil in the cultivating pot (5) is detected by a sensor (54), and the soil humidity information is transmitted to the main control box (4) by the sensor (54); an irrigation mechanism is arranged, when the soil humidity is lower than a standard value, the main control box (4) controls the irrigation mechanism to operate, so that the water in the water storage box (11) irrigates the plants in the cultivation basin (5) through a sprinkler head (23); when the soil humidity is higher than a standard value by a certain value, the main control box (4) closes the operation of the irrigation mechanism and stops watering operation;

draining and recycling redundant water in the cultivating basin (5) to a water storage tank (11);

the main control box (4) controls the operation of the stirring mechanism and the fertilizing mechanism, the stirring mechanism stirs the fertilizer, and the fertilizing mechanism applies the stirred fertilizer to the soil inside the cultivating pot (5);

the irrigation mechanism comprises a water storage tank (11), a water outlet pipe (22), a water delivery pipe (2) and a plurality of spray heads (23) for watering plants, wherein the water storage tank (11) is provided with a water inlet pipe (111), one end of the water outlet pipe (22) is communicated with the water storage tank (11), the water outlet pipe (22) is provided with a first output pump (221), the other end of the water outlet pipe (22) is rotatably connected with the water delivery pipe (2), the water storage tank (11) is provided with a stepped frame (1), a plurality of cultivation basins (5) are arranged on the stepped frame (1), the water delivery pipe (2) is rotatably arranged on the stepped frame (1), the water delivery pipe (2) is positioned above the cultivation basins (5), the plurality of spray heads (23) are arranged on the water delivery pipe (2), and the water delivery pipe (2) is connected with a driving mechanism for driving the water delivery pipe; one side of ladder frame (1) is provided with storage vat (3), rabbling mechanism includes: the device comprises a stirring paddle (321) arranged in a storage barrel (3) and a second motor (32) fixedly connected with the stirring paddle (321), wherein the storage barrel (3) is provided with a feed hopper (31), and the storage barrel (3) is communicated with a fertilizing mechanism through a discharge pipe (33); the fertilizer applying mechanism comprises a plurality of sleeves (52) and a plurality of needle cylinders (521), the sleeves (52) are sleeved outside the cultivation basin (5), the needle cylinders (521) are annularly arranged on the sleeves (52), the needle cylinders (521) penetrate through the side wall of the cultivation basin (5) and go deep into soil, one end, far away from the storage barrel (3), of the discharge pipe (33) is communicated with the sleeves (52), and the discharge pipe (33) is provided with a second output pump (331); the drive mechanism includes: the water supply device comprises a first motor (141) arranged on a ladder frame (1), a driving gear (142) fixedly connected to an output shaft of the first motor (141), and a driven gear (24) fixedly arranged on a water supply pipe (2), wherein the driving gear (142) is meshed with the driven gear (24); the top surface of each stage of the ladder frame (1) is inclined downwards towards one side of the external corner, one side, close to the external corner, of the top surface of each stage of the ladder frame (1) is provided with a guide groove (12), and the bottom of the guide groove (12) is provided with a drain hole (121) communicated with the inside of the water storage tank (11).

2. The landscape plant cultivation and maintenance method according to claim 1, wherein: one end of the water outlet pipe (22) close to the water storage tank (11) is provided with a first filter screen (222), and one end of the discharge pipe (33) close to the storage barrel (3) is provided with a second filter screen (332).

3. The landscape plant cultivation and maintenance method according to claim 2, wherein: the bottom of storage vat (3) is the toper setting, blanking mouth (34) have been seted up to the bottom of storage vat (3), blanking mouth (34) can be dismantled and be provided with bottom (341).

4. The landscape plant cultivation and maintenance method according to claim 1, wherein: the sensor (54) is arranged at the inner bottom of the cultivating basin (5), and the sensor (54) is electrically connected with the main control box (4).