CN112740985A

CN112740985A - Gardens greenery patches intelligence irrigation equipment

Info

Publication number: CN112740985A
Application number: CN202110021439.2A
Authority: CN
Inventors: 宁崴; 殷佳慧; 刘晓嘉; 才燕; 孙晓刚; 唐雪东; 杨立红; 姜大崴; 马铁明
Original assignee: Jilin Agricultural University
Current assignee: Wuhan Jianchun Technology Co ltd
Priority date: 2021-01-08
Filing date: 2021-01-08
Publication date: 2021-05-04
Anticipated expiration: 2041-01-08
Also published as: CN112740985B

Abstract

The invention discloses an intelligent irrigation device for garden greenbelts, which comprises a base, wherein two air bags are fixedly connected on the base, one end of each air bag, which is far away from the base, is fixedly connected with a connecting plate, a corrugated pipe is fixedly connected between the two connecting plates, a cavity is fixedly connected on the corrugated pipe, one end of the cavity, which is far away from the corrugated pipe, is fixedly communicated with a connector tube, and a cross rod is fixedly connected in the corrugated pipe. Thereby achieving the effect of automatic irrigation and automatic stop.

Description

Gardens greenery patches intelligence irrigation equipment

Technical Field

The invention relates to the technical field of intelligent irrigation, in particular to an intelligent irrigation device for a garden greenbelt.

Background

Because the global climate problem for people always advocate the afforestation environment for afforestation, consequently all be equipped with more gardens greenery patches in the district, firstly can improve the environment, secondly can reach pleasing to the eye effect, because the planting quilt is more in the district, hardly in time accomplish to the vegetation watering in the gardens under the not enough condition of property staff, and to intelligent irrigation mean can improve irrigation level, change the randomness of considering the operation, can reduce the irrigation recruitment simultaneously and reduce administrative cost.

The existing garden watering is realized by manually operating a faucet switch for watering, so that the water is uniformly sprayed after a faucet valve is opened, and due to different drought degrees of different areas, vegetation in the shade is not as fast as vegetation in the sunshine due to water shortage, unfavorable factors of vegetation are caused due to excessive watering, and moderate watering among different areas is difficult to achieve by achieving rapid irrigation.

Disclosure of Invention

The invention aims to solve the following defects in the prior art, the prior garden watering is realized by manually operating a faucet switch, so that uniform water spraying and watering are realized after a faucet valve is opened, due to different drought degrees in different places, vegetation in a cool place is inferior to vegetation in sunlight in water shortage blocks, and unfavorable factors for the vegetation occur due to excessive watering, and the intelligent garden green space irrigation device is provided.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a gardens greenery patches intelligence irrigation equipment, includes the base, two gasbags of fixedly connected with on the base, the one end fixedly connected with connecting plate, two of base are kept away from to the gasbag fixedly connected with bellows between the connecting plate, fixedly connected with cavity on the bellows, the fixed intercommunication of one end that the bellows was kept away from to the cavity has the interface tube, fixedly connected with horizontal pole in the bellows, horizontal pole fixedly connected with fixed spring, the one end fixedly connected with sealing plug of horizontal pole is kept away from to fixed spring, base both ends fixedly connected with riser respectively, fixedly connected with backup pad between the riser, backup pad center department is provided with the outlet pipe, be equipped with driver part in the backup pad.

Preferably, the driving part comprises an impeller, the impeller is arranged in the water outlet pipe, two ends of the impeller are respectively and fixedly connected with rotating shafts and two ends of the rotating shafts are respectively and fixedly connected with rotating wheels, one ends of the rotating wheels deviate from a rotating shaft and are fixedly connected with bumps, the bumps are hinged to supporting rods, and water spraying parts are arranged on the supporting rods.

Preferably, the water spraying part comprises a water cavity, the water cavity is communicated with the water outlet pipe in a rotating mode, rubber rings are arranged on the side wall of the water cavity in an annular array mode, and water spraying nozzles are fixedly connected in the rubber rings respectively.

Preferably, a circular ring is arranged in the water cavity, the circular ring is hinged to the water spray nozzle, and the two support rods are hinged to the circular ring.

Preferably, two ends of each of the two air bags are respectively provided with a partition plate, and the partition plates are fixedly connected to the base.

Preferably, the one side that the base deviates from the riser is equipped with two pillars, two pillar fixed connection is on the base, the bellows setting is between two pillars, the pillar lower extreme is equipped with the part that rises.

Preferably, the sealing plug is arranged in an isosceles trapezoid shape, and the sealing plug is connected with the interface tube in a sliding mode.

Preferably, a pipe sleeve is sleeved in the water outlet pipe at one end, the pipe sleeve is arranged above the mouthpiece, the water outlet pipe penetrates through the support plate and is fixedly connected with a separation net, and the separation net is fixedly connected with a fixing rod.

Preferably, the part that rises includes the installation cavity, installation cavity sliding connection is in the pillar, sliding connection has the piston in the installation cavity, piston fixedly connected with bracing piece, the bracing piece passes installation cavity fixed connection in the pillar, fixedly connected with fixed block in the installation cavity, two through-holes have been seted up on the fixed block, fixedly connected with damping spring on the fixed block, damping spring keeps away from the one end fixedly connected with slider of fixed block.

Preferably, fixedly connected with inserted bar on the slider, fixedly connected with baffler on the inserted bar, fixed intercommunication has the disappointing pipe on the installation cavity, the valve has been seted up on the disappointing pipe, the one side fixed intercommunication that the installation cavity deviates from the disappointing pipe has the intake pipe, the check valve has been seted up in the intake pipe.

Compared with the prior art, the invention has the beneficial effects that:

1. connect on the water pipe that externally sets up through the bellows, it gasifies to make the evaporating liquid in the gasbag through the rising of temperature, because gasbag fixedly connected with connecting plate, fixed connection is on the bellows between the one end of gasbag is kept away from to two connecting plates, upwards increase through the bellows, make the cavity rebound, thereby make the interface tube get into in the outlet water pipe of upper end, simultaneously because the cavity rebound makes the dead lever extrusion sealing plug, because sealing plug lower extreme fixedly connected with fixed spring, thereby move down when extrudeing fixed spring, consequently the water of bellows passes through water cavity and interface tube and carries in the outlet water pipe, thereby reach and to carry out the irrigation switch of automatically regulated water according to the temperature condition in this device area.

2. Meanwhile, after irrigation is carried out, the temperature of wrinkles is reduced, so that evaporated liquid in the air bag is cooled, the height of the air bag is reduced, the corrugated pipe and the cavity are reduced, the fixing spring enables the pushing sealing plug to move upwards under the action of elastic organisms under the condition that the fixing spring and the sealing plug are not under pressure, the sealing plug can be blocked on the connector pipe and can be prevented from flowing into the water outlet pipe, the irrigation effect of surrounding vegetation can be achieved along with the change of the ambient temperature of irrigation, the irrigation level can be improved under the condition of autonomous irrigation, meanwhile, the randomness of manual operation can be changed, labor is reduced during irrigation, the management cost of the garden greenbelt is reduced, the proper irrigation degree of different areas in the same garden greenbelt is realized, and reasonable and intelligent irrigation is realized.

3. Because be equipped with the impeller in the outlet pipe, thereby make to reach the impeller rotation under the impact of water, thereby reach the runner rotation of both sides, because runner one side fixedly connected with lug, thereby make branch be the up-and-down motion when the runner rotates, because the one end that lug was kept away from to branch articulates on the ring, and ring fixed connection is on a plurality of water spout, thereby the one end that reaches the water spout is the up-and-down motion trend, when reaching the water spray, can carry out near-and-far watering through the angle of water spout, thereby reach better irrigation effect, simultaneously can be autonomic make irrigation range increase, make more intelligent in watering.

4. Through utilizing this device to insert the pole and fix subaerial when, press the installation cavity repeatedly, reach damping spring's shrink repeatedly, consequently, it slides in the installation cavity to reach the slider, when sliding to the installation cavity below, open through the check valve in the intake pipe, make gaseous entering installation cavity, when upwards sliding through the slider, reach the gas in the extrusion installation cavity, reach through-hole on the fixed block, upward movement extrusion piston rebound, thereby reach the height of adjusting water spray irrigation device, reach the watering of appropriate amount scope. Simultaneously because the installation cavity passes through damping spring fixed connection in the slider to reach because slider fixed connection's inserted bar is fixed subaerial, thereby reach for installation cavity and pillar with the effect of a damping, thereby can effectual protection this device receives the extrusion of foreign object and impaired.

Drawings

FIG. 1 is a schematic front structural view of an intelligent irrigation device for garden greenbelts according to the present invention;

FIG. 2 is a schematic view of a portion A of FIG. 1;

FIG. 3 is a schematic view of an interior of a water chamber of the intelligent irrigation device for garden greenbelts according to the present invention;

fig. 4 is a schematic view of the front view internal structure of a water chamber of the intelligent irrigation device for garden greenbelts provided by the invention.

In the figure: the device comprises a support column 1, a base 2, a partition plate 3, a connecting plate 4, a supporting plate 5, a convex block 6, a supporting rod 7, a water spray nozzle 8, a rotating shaft 9, an impeller 10, a rubber ring 11, a water cavity 12, a rotating wheel 13, a water outlet pipe 14, a vertical plate 15, an air bag 16, a corrugated pipe 17, a circular ring 18, a fixed rod 19, a connector pipe 20, a cavity 21, a cross rod 22, a fixed spring 23, a sealing plug 24, a pipe sleeve 25, a separation net 26, a supporting rod 27, a mounting cavity 28, a fixed block 29, a damping spring 30, an air leakage pipe 31, a sliding block 32, an inserted rod 33, a separation plate.

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. 1-4, an intelligent irrigation device for garden greenbelts comprises a base 2, two air bags 16 are fixedly connected to the base 2, two ends of each air bag 16 are respectively provided with a partition plate 3, the partition plates 3 are fixedly connected to the base 2, evaporation liquid is arranged in each air bag 16, so that the evaporation liquid in each air bag 16 can be gasified when the ambient temperature of the device is higher, the air bags 16 can only be upwards increased when being increased due to the limit of the partition plates 3 arranged on two sides of each air bag 16, one end of each air bag 16 far away from the base 2 is fixedly connected with a connecting plate 4, a corrugated pipe 17 is fixedly connected between the two connecting plates 4, the corrugated pipe 17 can achieve a telescopic effect, so that one end of each corrugated pipe 17 is simultaneously elongated by the fixing of the connecting plate 4 when the air bags 16 are increased, a cavity 21 is fixedly connected to each corrugated pipe 17, and one end, therefore, when the corrugated pipe 17 rises, the cavity 21 rises, and after irrigation is carried out, the temperature of wrinkles is reduced, so that evaporation liquid in the air bag 16 is cooled, the height of the air bag 16 is reduced, the corrugated pipe 17 and the cavity 21 are reduced, so that under the condition that the fixed spring 23 and the sealing plug 24 have no pressure, the fixed spring 23 pushes the sealing plug 24 to move upwards under the action of elastic organisms, the sealing plug 24 can be plugged on the connector pipe 20 to block water flow into the water outlet pipe 14, the cross rod 22 is fixedly connected in the corrugated pipe 17, two ends of the cross rod 22 are fixedly connected in the corrugated pipe 17, the effect of fixing the fixed spring 23 is achieved under the condition that the water flow is not influenced, the fixed spring 23 is fixedly connected with the cross rod 22, one end of the fixed spring 23, which is far away from the cross rod 22, is fixedly connected with the sealing plug 24, the sealing plug 24 is arranged in an isosceles trapezoid, so that the upper end of the sealing plug 24 is narrower, the more convenient extrusion of the connector tube 20 can be achieved, a better sealing effect can be achieved, the sealing plug 24 is slidably connected into the connector tube 20, the sealing plug 24 can be extruded through the elasticity of the fixing spring 23 under normal conditions, the sealing plug 24 can be sealed by the connector tube 20, the water can be blocked, meanwhile, the fixing rod 19 extrudes the sealing plug 24 due to the upward movement of the cavity 21, the fixing spring 23 is fixedly connected to the lower end of the sealing plug 24, the fixing spring 23 is extruded, the water in the corrugated pipe 17 is conveyed into the water outlet pipe 14 through the cavity 21 and the connector tube 20, the vertical plates 15 are respectively and fixedly connected to two ends of the base 2, the support plate 5 is fixedly connected between the vertical plates 15, the center of the support plate 5 is provided with the support plate 14, and the support plate 5 can, wherein pipe sleeve 25 has been cup jointed in one end outlet pipe 14, pipe sleeve 25 sets up in interface tube 20 top, pipe sleeve 25 fixes the one end at outlet pipe 14, make interface tube 20 get into in outlet pipe 14 through the rising of cavity 21, reach the sealed of interface tube 20 and outlet pipe 14 through pipe sleeve 25, outlet pipe 14 passes fixedly connected with in backup pad 5 and separates net 26, it can reach the filtration to the water source to separate net 26 one, can also reach the effect of fixed dead lever 19 simultaneously, separate net 26 fixedly connected with dead lever 19, outlet pipe 14 runs through and fixes on backup pad 5, the one side that base 2 deviates from riser 15 is equipped with two pillars 1, two pillars 1 fixed connection is on base 2, reach and stably prop up this device, bellows 17 sets up between two pillars 1, communicate through bellows 17 has hydraulic water pipe externally, thereby provide the water source.

The supporting plate 5 is provided with a driving part, the driving part comprises an impeller 10, the impeller 10 is arranged in a water outlet pipe 14, two ends of the impeller 10 are respectively and fixedly connected with a rotating shaft 9, the two rotating shafts are respectively and rotatably connected on the side wall of the water outlet pipe 14, so that the stable rotation of the two rotating shafts 9 can be achieved, two ends of the two rotating shafts 9 are respectively and fixedly connected with a rotating wheel 13, the impeller 10 is enabled to rotate under the impact of water, the rotation of the rotating wheel 13 is achieved through the fixed connection of the rotating shafts 9, one end of the rotating wheel 13, which is far away from the rotating shaft 9, is fixedly connected with a lug 6, the lug 6 is hinged with a supporting rod 7, a sealing leather sheath is arranged at the joint of the supporting rod 7 and a water cavity 12, when the supporting rod 7 reciprocates up and down, water leakage of the water cavity 12 is prevented through the sealing leather sheath, be equipped with the water spray component on two branch poles 7, the water spray component includes water cavity 12, water cavity 12 rotates the intercommunication on outlet pipe 14, it is annular array and is provided with rubber circle 11 on the lateral wall of water cavity 12, fixedly connected with water spray nozzle 8 in the rubber circle 11 respectively, it is less with water spray nozzle 8 consequently to make the water of outlet pipe 14 get into behind the water cavity 12, therefore form water pressure and spout the watering through water spray nozzle 8, be equipped with ring 18 in the water cavity 12, ring 18 articulates on water spray nozzle 8, two branch poles 7 all articulate on ring 18, because branch pole 7 is up-down reciprocating motion trend, thereby the one end that reaches water spray nozzle 8 is reciprocal and sways from top to bottom, thereby reach the different pitch arc of water spray formation angle, consequently, reach the distance of spraying water, reach the irrigation of better effect.

The parts comprise a mounting cavity 28, the mounting cavity 28 is connected in a strut 1 in a sliding manner, a piston 36 is connected in the mounting cavity 28 in a sliding manner, the piston 36 is fixedly connected with a supporting rod 27, the supporting rod 27 penetrates through the mounting cavity 28 and is fixedly connected in the strut 1, so when the piston 36 is pushed by gas to ascend, the strut 1 is extruded through the supporting rod 27, the strut 1 moves upwards on the mounting cavity 28, a fixed block 29 is fixedly connected in the mounting cavity 28, two through holes are formed in the fixed block 29, the through holes can extrude the sliding block 32 to be gas to be extruded above the fixed block 29 through the through holes, so that the gas extrusion piston 36 moves upwards, a damping spring 30 is fixedly connected on the fixed block 29, when the parts above the strut 1 vibrate, the supporting rod 27 is extruded to achieve the gas extrusion of the sliding block 32, and the damping spring 30 is fixedly connected between the sliding block, thereby achieving that the damping spring 30 has less vibration and buffers, one end of the damping spring 30 far away from the fixed block 29 is fixedly connected with a slide block 32, the slide block 32 is fixedly connected with an insert rod 33, when the device is connected with an external water source through a corrugated pipe 17, the insert rod 33 is inserted into the ground to achieve the effect of fixing the device by downwards extruding a baffle plate 34, the baffle plate 34 is fixedly connected on the insert rod 33, a release pipe 31 is fixedly communicated on the installation cavity 28, a valve is arranged on the release pipe 31, one side of the installation cavity 28, which is far away from the release pipe 31, is fixedly communicated with an air inlet pipe 35, a one-way valve is arranged on the air inlet pipe 35, therefore, the installation cavity 28 is repeatedly pressed to achieve the repeated contraction of the damping spring 30, thereby achieving that the slide block 32 slides in the installation cavity 28, when sliding to the lower part of the installation cavity 28, the one-way valve on the air inlet pipe 35, when the sliding block 32 slides upwards, the air in the mounting cavity 28 is squeezed, the air passes through the through hole in the fixed block 29, and the squeezing piston 36 moves upwards.

In the invention, the connecting pipe 17 is connected with a water pipe which is externally arranged under the water pressure condition, the temperature of the part which can not be found by the sun is high, the evaporation liquid in the air bag 16 is gasified by the rising of the temperature, so that the air bag 16 is enlarged by expansion, the air bag 16 can only be upwards increased due to the limit of the partition boards 3 at the two ends of the air bag 16, the connecting board 4 is fixedly connected at the upper end of the air bag 16, one end of the two connecting boards 4 far away from the air bag 16 is fixedly connected with the corrugated pipe 17, the upward increase of the corrugated pipe 17 is achieved when the air bag 16 and the connecting boards 4 rise, the cavity 21 moves upwards due to the flexibility of the corrugated pipe 17, so that the interface pipe 20 enters the water outlet pipe 14 at the upper end, the pipe sleeve 25 is arranged in the water outlet pipe 14, the interface pipe 20 can be in sealing connection, and simultaneously, the fixing, because the lower end of the sealing plug 24 is fixedly connected with the fixed spring 23, the sealing plug 23 moves downwards when being extruded, water of the corrugated pipe 17 is conveyed into the water outlet pipe 14 through the cavity 21 and the connector pipe 20, meanwhile, after irrigation is carried out, evaporation liquid in the air bag 16 is cooled along with the reduction of the temperature of wrinkles, the height of the air bag 16 is reduced, the corrugated pipe 17 and the cavity 21 are reduced, under the condition that the fixed spring 23 and the sealing plug 24 have no pressure, the fixed spring 23 pushes the sealing plug 24 to move upwards under the action of elastic force biology, the sealing plug 24 can be blocked on the connector pipe 20, water flow is blocked into the water outlet pipe 14, and irrigation on surrounding gardens can be achieved along with the change of temperature around irrigation.

Because be equipped with impeller 10 in the outlet pipe 14, because impeller 10 both ends are through pivot 9 difference fixedly connected with runner 13, thereby make and reach impeller 10 and rotate under the impact of the inside water of outlet pipe 14, thereby reach the runner 13 rotation of both sides through pivot 9, because runner 13 one side fixedly connected with lug 6, thereby make branch 7 accomplish reciprocating motion from top to bottom through articulating on lug 6 when runner 13 rotates, because the one end that lug 6 was kept away from to branch 7 articulates on ring 18, and ring 18 fixed connection is on a plurality of water spout 8, thereby the trend that the one end that reaches water spout 8 is reciprocating motion from top to bottom, reach water spout 8 when the water spray, can carry out the watering of the distance of spraying water through the angle of 8 one end luffing motion of water spout.

Meanwhile, the repeated contraction of the damping spring 30 is achieved by repeatedly pressing the mounting cavity 28, so that the sliding block 32 slides in the mounting cavity 28, when the sliding block slides below the mounting cavity 28, the one-way valve on the air inlet pipe 35 is opened, air enters the mounting cavity 28, when the sliding block 32 slides upwards, the air in the mounting cavity 28 is squeezed, the squeezing piston 36 moves upwards, and the lifting of the support column 1 is achieved.

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

1. The intelligent irrigation device for the garden greenbelts comprises a base (2) and is characterized in that two air bags (16) are fixedly connected onto the base (2), one ends, far away from the base (2), of the air bags (16) are fixedly connected with connecting plates (4), corrugated pipes (17) are fixedly connected between the two connecting plates (4), cavities (21) are fixedly connected onto the corrugated pipes (17), one ends, far away from the corrugated pipes (17), of the cavities (21) are fixedly communicated with connector pipes (20), transverse rods (22) are fixedly connected into the corrugated pipes (17), fixing springs (23) are fixedly connected onto the transverse rods (22), one ends, far away from the transverse rods (22), of the fixing springs (23) are fixedly connected with connector pipes (24), vertical plates (15) are fixedly connected onto two ends of the base (2) respectively, and supporting plates (5) are fixedly connected between the vertical plates (15), the water outlet pipe (14) is arranged at the center of the supporting plate (5), and a driving part is arranged on the supporting plate (5).

2. The intelligent irrigation device for garden greenbelts according to claim 1, characterized in that the driving component comprises an impeller (10), the impeller (10) is arranged in a water outlet pipe (14), two ends of the impeller (10) are respectively and fixedly connected with a rotating shaft (9), two ends of the rotating shaft (9) are respectively and fixedly connected with a rotating wheel (13), one end of the rotating wheel (13) departing from the rotating shaft (9) is fixedly connected with a convex block (6), the convex block (6) is hinged with a supporting rod (7), a closed leather sheath is arranged at the joint of the supporting rod (7) and the water cavity (12), and a water spraying component is arranged on the two supporting rods (7).

3. The intelligent irrigation device for garden greenbelts according to claim 2, characterized in that the water spraying component comprises a water cavity (12), the water cavity (12) is fixedly communicated with a water outlet pipe (14), rubber rings (11) are arranged on the side wall of the water cavity (12) in an annular array, and water spraying nozzles (8) are respectively and fixedly connected in the rubber rings (11).

4. The intelligent irrigation device for garden greens according to claim 3, characterized in that a ring (18) is arranged in the water cavity (12), the ring (18) is hinged on the water nozzle (8), and the two struts (7) are hinged on the ring (18).

5. The intelligent irrigation device for garden greenbelts according to claim 1, characterized in that two ends of each of the two air bags (16) are respectively provided with a partition (3), and the partitions (3) are fixedly connected to the base (2).

6. An intelligent irrigation device for garden greens according to claim 1, characterized in that two pillars (1) are provided on the side of the base (2) away from the vertical plate (15), the two pillars (1) are fixedly connected to the base (2), the corrugated pipe (17) is provided between the two pillars (1), and the lower end of the pillar (1) is provided with a lifting part.

7. The intelligent irrigation device for garden greens according to claim 1, characterized in that the sealing plug (24) is in an isosceles trapezoid shape, and the sealing plug (24) is slidably connected with the inside of the mouthpiece (20).

8. The intelligent irrigation device for garden greenbelts as claimed in claim 1, wherein a pipe sleeve (25) is sleeved in the water outlet pipe (14) at one end, the pipe sleeve (25) is arranged above the interface tube (20), the water outlet pipe (14) penetrates through the support plate (5) and is fixedly connected with a separation net (26), and the separation net (26) is fixedly connected with a fixing rod (19).

9. The intelligent irrigation device for garden greenbelts according to claim 6, characterized in that the ascending component comprises a mounting cavity (28), the mounting cavity (28) is slidably connected in the supporting column (1), a piston (36) is slidably connected in the mounting cavity (28), a supporting rod (27) is fixedly connected to the piston (36), the supporting rod (27) penetrates through the mounting cavity (28) and is fixedly connected in the supporting column (1), a fixing block (29) is fixedly connected in the mounting cavity (28), two through holes are formed in the fixing block (29), a damping spring (30) is fixedly connected to the fixing block (29), and a sliding block (32) is fixedly connected to one end, far away from the fixing block (29), of the damping spring (30).

10. The intelligent irrigation device for garden greenbelts according to claim 9, wherein an insert rod (33) is fixedly connected to the slide block (32), a blocking plate (34) is fixedly connected to the insert rod (33), the installation cavity (28) is fixedly communicated with a gas release pipe (31), the gas release pipe (31) is provided with a valve, one surface of the installation cavity (28) deviating from the gas release pipe (31) is fixedly communicated with a gas inlet pipe (35), and the gas inlet pipe (35) is provided with a one-way valve.