CN114586574B - Cold-resistant detection contrast device of sample for hybrid seed production - Google Patents

Abstract

The invention discloses a cold-resistant detection and comparison device for a sample for producing hybrid seeds, which comprises a detection box, a box cover, a cold air inlet pipe, a hot air inlet pipe and a water pump, wherein the box cover is arranged on the upper surface of the detection box, a lamp post is fixed on the lower surface of the box cover, a button switch is arranged on the side surface of the lamp post, an installation block is fixed inside the detection box, and a rotating plate is connected on the outer side surface of the detection box in a sliding manner. This cold-resistant detection contrast device of sample is used in production of hybrid seed, be provided with the air conditioning intake pipe, the heating installation intake pipe, inlet box and mounting panel, utilize air conditioning intake pipe and heating installation intake pipe simultaneously to detection case and the inside injection air conditioning of inlet box and steam of injecting into, the inside speed of detection case is gushed into to the gas pocket control inlet box hot air that changes through the slow pivoted mode cooperation of mounting panel upper surface uniformity, thereby the inside air of detection case that makes can slow stable change, with the situation of change that accords with actual environment.

Description

Cold-resistant detection contrast device of sample for hybrid seed production

Technical Field

The invention relates to the technical field of agriculture, in particular to a cold resistance detection and comparison device for a sample for hybrid seed production.

Background

With the development of agriculture and the success of hybrid rice, more and more hybrid seeds are developed, compared with conventional seeds, the hybrid seeds mostly have the characteristic of large yield, but the instability of the hybrid seeds is brought, when a novel hybrid seed is manufactured, the stability and tolerance of the hybrid seeds need to be verified through various tests, wherein the cold resistance of the seeds is particularly important, which directly relates to whether the seeds can germinate and grow in a cold environment, but the existing hybrid seed cold resistance detection device has some defects:

firstly, when the existing hybrid seed cold tolerance detection device carries out comparison tests on hybrid seeds under different conditions, the actual planting environment is simulated by changing the temperature and the humidity, but the adjustment mode is usually that the culture environment is instantly adjusted by the temperature control device and the humidity control device, the slow temperature and humidity change condition in the actual condition is completely not met, and meanwhile, when the influence of different rainfall on the cold tolerance of the seeds is simulated, the soil depth at the bottom of the seeds in the existing detection device is insufficient, so that the soil water seepage speed in the actual condition can not be simulated, and the detection result can not be close to the actual condition;

secondly, current hybrid seed cold tolerance detection device is when the shining of simulation sunshine and rainfall, and the condition that the light filling lamp still lighted appears when the rainfall very easily, does not accord with the natural law that does not have sunshine in the rain completely, and the temperature of rainwater often is correlated with actual temperature simultaneously, but current hybrid seed cold tolerance detection device does not have the problem whether the temperature that need consider the rainwater is correlated with the air temperature of simulation this moment completely when the rainfall to make experimental result and actual conditions produce great deviation.

In order to solve the above problems, innovative design based on the conventional hybrid seed cold resistance detection device is urgently needed.

Disclosure of Invention

The invention aims to provide a sample cold resistance detection and comparison device for hybrid seed production, which solves the problems that the environmental variable simulation and the actual environmental change mode do not accord with each other and the change of various environmental variables cannot be combined together to better accord with the actual situation, which are provided by the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a cold-resistant detection and comparison device of a sample for hybrid seed production comprises a detection box, a box cover, an air-conditioning air inlet pipe, a heating air inlet pipe and a water pump, wherein the upper surface of the detection box is provided with the box cover, the lower surface of the box cover is fixed with a lamp post, a button switch is arranged on the side surface of the lamp post, an installation block is fixed inside the detection box, the two sides of the outer surface of the lower end of the detection box are respectively connected with the air-conditioning air inlet pipe and the heating air inlet pipe, the air inlet box is arranged inside one side of the detection box connected with the heating air inlet pipe, a mounting plate is arranged inside the lower end of the detection box, the mounting plate is designed in a hollow manner, a motor is arranged on the lower surface of the mounting plate, an air vent plate is fixed at the lower end of an output shaft of the motor, an electrified block is fixed on the lower surface of the mounting plate, a water storage tank is arranged on the upper surface of the mounting plate, the water pump is arranged inside the water storage tank, the water pump is connected with the electrifying block through a wire, the upper end of the water outlet of the water pump penetrates through the upper surface of the water storage tank and is connected with a water pipe, the upper surface of the mounting block is uniformly provided with a cavity for placing soil, the upper surface of the mounting block is penetrated through by a pull rod, the upper end of the pull rod is penetrated through by an adjusting rod, the adjusting rod is rotatably connected with the mounting block, the lower end of the mounting block is internally embedded with a water seepage box, the outer surface of the detection box is provided with a gap for installing the water seepage box, a gap communicated with the cavity in the mounting block is arranged right above the water seepage box, the inner side surface of the lower end of the detection box is rotatably connected with an adjusting disc, one end of the adjusting disc penetrates through the outer side surface of the detection box and is connected with an adjusting gear, the side surface of the detection box is provided with a mixing chamber, and spoilers are uniformly distributed in the mixing chamber, the outer side surface of the detection box is fixed with a sliding plate, the lower surface of the sliding plate is connected with a sliding limiting block, the limiting block is designed in a right trapezoid mode that the inclined plane faces the detection box, and the outer side surface of the detection box is connected with a rotating plate in a sliding mode.

Preferably, the upper surface of the air inlet box is attached to the lower surface of the aeration plate, air holes are formed in the outer surface of the aeration plate, the air holes in the outer surface of the aeration plate are symmetrically formed in two sides of the transverse center line of the aeration plate, and the density of the air holes in the aeration plate is uniformly changed towards one direction.

By adopting the technical scheme, the speed of hot air rushing out from the air inlet box can be changed by changing the density of the air holes of the part attached to the air inlet box when the ventilation board rotates.

Preferably, the upper surface of breather plate is fixed with the backup pad, the upper end of backup pad is connected with gliding contact piece, be connected with the spring between contact piece and the backup pad, the contact piece is the design of right trapezoid, the up end of contact piece is laminated with the lower terminal surface of circular telegram piece mutually.

By adopting the technical scheme, the contact block can slide downwards and is tightly attached to the electrifying block when being extruded by the electrifying block.

Preferably, the upper end of the water pipe is connected with a sliding nozzle, the upper surface of the nozzle is connected with a clamping plate in a clamping manner, and a spring is connected between the clamping plate and the water pipe.

By adopting the technical scheme, the spray head can slide towards the direction close to the water pipe under the driving of the clamping plate and the spring when not under the action of water pressure.

Preferably, the pull rod is in threaded connection with the adjusting rod, scales are printed at one end of the pull rod penetrating through the mounting block, and a bearing block is connected to one end of the pull rod extending into the cavity of the mounting block.

By adopting the technical scheme, the adjusting rod can rotate and drive the pull rod to slide up and down, and the depth of the bearing block stretching into the inner cavity of the mounting block can be confirmed through the scale on the pull rod.

Preferably, the upper surface of the bearing block is provided with an arc-shaped groove, the lower surface of the bearing block is designed in a hollow manner, the cavity of the bearing block and the cavity of the mounting block are designed in a concentric manner, and the bearing block is positioned right above the inner gap of the mounting block.

Adopt above-mentioned technical scheme for can hold the seed in the arc recess of bearing piece, utilize the fretwork of bearing piece lower surface simultaneously to make soil and moisture can leak.

Preferably, the inside of the water seepage box is filled with soil, the water seepage box is in a semicircular design, and the water seepage box is in sliding connection with the detection box.

Adopt above-mentioned technical scheme for ooze the water tank and can absorb the moisture that the bearing piece oozed.

Preferably, the surface of adjustment disk has bleeder vent not of uniform size according to the circumference order range, the bleeder vent of adjustment disk surface coincides with the air inlet of mixing chamber, one side of adjustment disk orientation detection case inner wall is the arc design, the adjustment disk is laminated with the detection case inner wall through the one side of arc design mutually, the adjustment disk is sliding connection with adjusting gear.

By adopting the technical scheme, the adjusting disc rotates to change the flow velocity of a ball body flowing into the mixing chamber through the air holes with different sizes, and meanwhile, the sliding adjusting gear is utilized to realize the separation of the adjusting gear from the meshing with the tooth block.

Preferably, a sliding rod is fixed on the upper surface of the rotating plate, and tooth blocks are uniformly arranged on the lower surface of the rotating plate and are located right above the adjusting gear.

Adopt above-mentioned technical scheme for the tooth piece can mesh with adjusting gear when the commentaries on classics board lapse.

Preferably, the slide bar is provided with horizontal bellied L type design for the upper end, the horizontal bellied lower surface of slide bar upper end is connected with the spring, the spring lower surface of slide bar upper end and the upper surface of slide are laminated mutually.

By adopting the technical scheme, the rotating plate can slide through the sliding rod and the spring when rotating, and when the rotating plate is not stressed, the rotating plate can be separated from the meshing of the driving gear block and the adjusting gear under the support of the sliding rod and the spring.

Compared with the prior art, the invention has the beneficial effects that: this cold-resistant detection and comparison device of sample for hybrid seed production:

1. the detection box is provided with a cold air inlet pipe, a warm air inlet pipe, an air inlet box and a mounting plate, cold air and hot air are simultaneously injected into the detection box and the air inlet box by utilizing the cold air inlet pipe and the warm air inlet pipe, and the speed of the hot air in the air inlet box rushing into the detection box is controlled by matching with an air hole with the uniformly changed upper surface in a slow rotating mode of the mounting plate, so that the air in the detection box can slowly and stably change to meet the change condition of the actual environment;

2. the water seepage tank is arranged below the bearing block, and water seeped from soil above the bearing block is absorbed by the water seepage tank arranged below the bearing block, so that water in the soil above the bearing block can seep out, the water seepage effect is simulated when a large amount of soil still exists below the hybrid seeds in the actual situation, and the situation that the water in the test soil is too large due to insufficient water seepage depth is avoided;

3. the water storage tank is arranged, and the water temperature in the water storage tank can change under the influence of the temperature of gas in the detection tank by using the mode that the water storage tank is placed in the detection tank, so that the water temperature of water in the water storage tank can continuously change along with the simulated temperature when the water is sprayed out, the simulated authenticity is enhanced, and the experimental result can be more accurate;

4. be provided with the shower nozzle, utilize the shower nozzle to slide with the water pipe relatively under water spun pressure drives to can slide and extrude button switch when making the shower nozzle water spray, make the light filling lamp of lamppost lower extreme installation close, thereby do not have sunshine's scene when raining in the simulation reality, make testing result laminate reality more.

Drawings

FIG. 1 is a schematic overall front cross-sectional structural view of the present invention;

FIG. 2 is a schematic side sectional view of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 4 is a schematic view of a top cross-sectional view of the connection between the detection box and the infiltration box according to the present invention;

FIG. 5 is a schematic view of the connection between the aeration panel and the inspection box in a sectional view;

FIG. 6 is a schematic view of a sectional view of the adjusting disk and the adjusting gear;

fig. 7 is a schematic top sectional view of the present invention.

In the figure: 1. a detection box; 2. a box cover; 3. a lamp post; 4. a push button switch; 5. mounting blocks; 6. a cold air inlet pipe; 7. a heating air inlet pipe; 8. an air intake box; 9. mounting a plate; 10. a motor; 11. a breather plate; 12. a support plate; 13. a contact block; 14. a power-on block; 15. a water storage tank; 16. a water pump; 17. a water pipe; 18. a spray head; 19. clamping a plate; 20. a pull rod; 21. adjusting a rod; 22. a bearing block; 23. a water seepage tank; 24. an adjusting disk; 25. an adjusting gear; 26. a mixing chamber; 27. a spoiler; 28. a slide plate; 29. a limiting block; 30. rotating the plate; 31. a slide bar; 32. a tooth block.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: a cold-resistant detection and comparison device for a sample for producing hybrid seeds comprises a detection box 1, a box cover 2, a lamp post 3, a button switch 4, a mounting block 5, an air-conditioning air inlet pipe 6, a heating air inlet pipe 7, an air inlet box 8, a mounting plate 9, a motor 10, a vent plate 11, a support plate 12, a contact block 13, an electrifying block 14, a water storage box 15, a water pump 16, a water pipe 17, a spray head 18, a clamping plate 19, a pull rod 20, an adjusting rod 21, a bearing block 22, a water seepage box 23, an adjusting plate 24, an adjusting gear 25, a mixing chamber 26, a spoiler 27, a sliding plate 28, a limiting block 29, a rotating plate 30, a sliding rod 31 and a tooth block 32, wherein the box cover 2 is arranged on the upper surface of the detection box 1, the lamp post 3 is fixed on the lower surface of the box cover 2, the button switch 4 is arranged on the side surface of the lamp post 3, the mounting block 5 is fixed inside the detection box 1, the two sides of the outer surface of the lower end of the detection box 1 are respectively connected with the air inlet pipe 6 and the heating air inlet pipe 7, an air inlet box 8 is arranged in one side of the detection box 1 connected with a heating air inlet pipe 7, a mounting plate 9 is arranged in the lower end of the detection box 1, the mounting plate 9 is in a hollow design, a motor 10 is arranged on the lower surface of the mounting plate 9, an aeration plate 11 is fixed at the lower end of an output shaft of the motor 10, an energization block 14 is fixed on the lower surface of the mounting plate 9, the upper surface of the air inlet box 8 is attached to the lower surface of the aeration plate 11, air holes are formed in the outer surface of the aeration plate 11, the air holes in the outer surface of the aeration plate 11 are symmetrically arranged on two sides of the transverse central line of the aeration plate 11, the density of the air holes in the aeration plate 11 uniformly changes towards one direction, a support plate 12 is fixed on the upper surface of the aeration plate 11, a sliding contact block 13 is connected to the upper end of the support plate 12, a spring is connected between the contact block 13 and the support plate 12, and the contact block 13 is in a right-angle trapezoidal design, the up end of contact piece 13 laminates with the lower terminal surface of circular telegram piece 14 mutually, motor 10 on the mounting panel 9 drives breather plate 11 and rotates, cold air intake pipe 6 and warm braw intake pipe 7 inject cold and hot air into detection case 1 and air intake box 8 respectively this moment, along with breather plate 11 rotates and the gas pocket that breather plate 11 surface density gradually changes, make the hot gas flow that flows into detection case 1 inside through breather plate 11 in the air intake box 8 change, thereby make the gas mixture temperature of cold and hot air constantly slow emergence change, with the change of temperature in the simulation actual environment, utilize breather plate 11 to drive backup pad 12 and contact piece 13 pivoted mode simultaneously, make the part that the most sparse in breather plate 11 surface gas pocket rotates to the air intake box 8 directly over when, contact piece 13 can pass through inclined plane and circular telegram piece 14 contact and lapse, thereby make the up end of contact piece 13 can be stable with circular telegram piece 14 contact, thereby supply power for contact piece 14 through the wire that contact piece 13 lower extreme and external power supply are connected, wherein the wire that contact piece 13 lower extreme and external power supply are connected passes through the detection ring and is connected with external power supply, this moment in the gas temperature mixing condition in the simulation rain box 1, thereby the scene is low in the time.

As shown in fig. 1 and 3, a water storage tank 15 is arranged on the upper surface of the mounting plate 9, a water pump 16 is arranged inside the water storage tank 15, the water pump 16 is connected with an electrifying block 14 through a wire, a water pipe 17 is connected to the upper surface of a water outlet of the water pump 16 penetrating through the water storage tank 15, a sliding nozzle 18 is connected to the upper end of the water pipe 17, a clamping plate 19 is connected to the upper surface of the nozzle 18 in a clamping manner, a spring is connected between the clamping plate 19 and the water pipe 17, the nozzle 18 slides relative to the water pipe 17 under the driving of water spraying pressure, so that the nozzle 18 can slide and press the button switch 4 when spraying water, a light supplement lamp installed at the lower end of the lamppost 3 can be turned off, a scene without sunlight in a simulation reality is realized, when the nozzle 18 stops spraying water, the clamping plate 19 can drive the nozzle 18 to slide towards a direction far away from the button switch 4 under the action of the spring between the nozzle 18 and the water pipe 17, so that the button switch 4 is turned off and the light supplement lamp installed at the lower end of the lamppost 3 is turned on, thereby simulating the irradiation and the temperature of sunlight, wherein a normally closed contact inside the button switch 4 is set as a contact.

As shown in fig. 1-7, the upper surface of the mounting block 5 is uniformly provided with cavities for placing soil, the upper surface of the mounting block 5 is penetrated by a pull rod 20, the upper end of the pull rod 20 is penetrated by an adjusting rod 21, the adjusting rod 21 is rotatably connected with the mounting block 5, a water seepage box 23 is embedded in the lower end of the mounting block 5, the outer surface of the detection box 1 is provided with a notch for installing the water seepage box 23, a notch communicated with the cavity in the mounting block 5 is arranged right above the water seepage box 23, the pull rod 20 is in threaded connection with the adjusting rod 21, one end of the pull rod 20 penetrating through the mounting block 5 is printed with scales, one end of the pull rod 20 extending into the cavity of the mounting block 5 is connected with a bearing block 22, the upper surface of the bearing block 22 is provided with an arc-shaped groove, the lower surface of the bearing block 22 is designed to be hollow, the cavities of the bearing block 22 and the mounting block 5 are designed to be concentric, the bearing block 22 is positioned right above the notch in the mounting block 5, the inside of the infiltration tank 23 is filled with soil, the infiltration tank 23 is in a semicircular design, the infiltration tank 23 is in sliding connection with the detection box 1, the adjusting rod 21 is rotated, the adjusting rod 21 drives the bearing block 22 to slide in the cavity of the installation block 5 to a proper depth, the depth of the bearing block 22 relative to the upper surface of the installation block 5 can be determined by the scale at one end of the pull rod 20 at the moment, then soil is filled in the cavity of the installation block 5 until the hollow part at the bottom of the bearing block 22 does not fall downwards, at the moment, seeds are placed in the grooves on the bearing block 22, then soil is filled in the installation block 5 continuously until the soil is flush with the upper surface of the installation block 5, the height of the bearing block 22 in the cavity of each installation block 5 can be different by rotating the adjusting rod 21, so as to form contrast of different soil depths, when the spray head 18 sprays water to simulate rain, infiltration case 23 of bearing piece 22 below absorbs the water that bearing piece 22 top soil oozed, make the moisture in the soil of bearing piece 22 top ooze, thereby the infiltration effect when still having a large amount of earth in the simulation actual conditions below the hybrid seed, after the rainfall simulation is accomplished, board 30 is changeed in the lapse, make change board 30 spill the breach of detection case 1 both sides, can take out semicircular infiltration case 23 and change soil through the breach of detection case 1 both sides this moment, infiltration case 23 can continue to absorb the infiltration when making the rainfall simulation next time.

As shown in fig. 1, 2 and 6, the inner side surface of the lower end of the detection box 1 is rotatably connected with an adjusting disc 24, one end of the adjusting disc 24 penetrates through the outer side surface of the detection box 1 and is connected with an adjusting gear 25, the side surface of the detection box 1 is provided with a mixing chamber 26, spoilers 27 are uniformly distributed in the mixing chamber 26, the outer side surface of the detection box 1 is fixed with a sliding plate 28, the lower surface of the sliding plate 28 is connected with a sliding limiting block 29, the limiting block 29 is designed as a right trapezoid with an inclined plane facing the detection box 1, the outer side surface of the detection box 1 is slidably connected with a rotating plate 30, air holes with different sizes are sequentially arranged on the outer surface of the adjusting disc 24 according to the circumference, the air holes on the outer surface of the adjusting disc 24 are overlapped with an air inlet of the mixing chamber 26, one side of the adjusting disc 24 facing the inner wall of the detection box 1 is designed as an arc, and the adjusting disc 24 is attached to the inner wall of the detection box 1 through the arc-shaped side, a sliding rod 31 is fixed on the upper surface of the rotating plate 30, a tooth block 32 is uniformly arranged on the lower surface of the rotating plate 30, the tooth block 32 is positioned right above the adjusting gear 25, the sliding rod 31 is in an L-shaped design with a transverse bulge at the upper end, a spring is connected with the lower surface of the transverse bulge at the upper end of the sliding rod 31, the lower surface of the spring at the upper end of the sliding rod 31 is attached to the upper surface of the sliding plate 28, when the air-mixing device is used, the adjusting disk 24 is rotated through the adjusting gear 25, the air holes on the outer surface of the adjusting disk 24 are driven to rotate by the adjusting disk 24, so that the air holes overlapped with the air inlet of the mixing chamber 26 are changed, the flow rate of gas flowing into the mixing chamber 26 is controlled, the wind speed of an analog variable is changed, meanwhile, cold and hot gas can be fully mixed due to turbulent flow of the irregularly-shaped turbulent flow plate 27 in the mixing chamber 26, the condition of uneven temperature is prevented, when the wind speed needs to be synchronously adjusted, the rotating plate 30 is pushed while the limiting block 29 is rotated, the rotating plate 30 slides on the upper surface of the sliding plate 28 through a spring on the lower surface of the sliding rod 31, the limiting block 29 presses the rotating plate 30 through the inclined surface on the lower end of the limiting block to enable the rotating plate 30 to slide downwards, the rotating plate 30 slides downwards while being meshed with the adjusting gear 25 through the tooth block 32 in the rotating process, so that the rotating plate 30 can drive the adjusting disc 24 to rotate, the limiting block 29 is completely positioned between the sliding plate 28 and the rotating plate 30 at the moment, the tooth block 32 can be stably meshed with the adjusting gear 25, when a certain adjusting disc 24 does not need to be adjusted, the adjusting gear 25 slides in the direction far away from the detection box 1, the adjusting gear 25 is enabled to be disengaged from the tooth block 32, the rotating plate 30 is rotated at the moment, the rotating plate 30 cannot drive the adjusting gear 25 after sliding through the tooth block 32 to rotate, and the adjusting disc 24 corresponding to the adjusting gear 25 can be independently unadjusted.

The working principle is as follows: when the sample cold resistance detection and comparison device for producing hybrid seeds is used, firstly, the box cover 2 is opened, the adjusting rod 21 is rotated to drive the pull rod 20 and the bearing block 22 to the proper height and confirmed through the scale of the pull rod 20, the rotating plate 30 is slid downwards, then the water seepage box 23 filled with soil is inserted into the mounting block 5 in the detection box 1, soil is filled into the cavity of the mounting block 5 until the hollow part at the bottom of the bearing block 22 does not fall down, at the moment, seeds are placed into the groove on the bearing block 22, then soil is continuously filled into the mounting block 5 until the soil is flush with the upper surface of the mounting block 5, then sufficient water is filled into the water storage tank 15 through the water pipe 17, then the spray head 18 is arranged at one end of the water pipe 17, the clamping plate 19 is clamped with the spray head 18, then the box cover 2 is covered, and the box cover 2 and the detection box 1 are connected with an external power supply, starting a motor 10 on the lower surface of a mounting plate 9, injecting cold air and hot air into a detection box 1 and an air inlet box 8 through a cold air inlet pipe 6 and a hot air inlet pipe 7, slowly adjusting the proportion of the cold air and the hot air through the rotation of an air vent plate 11, enabling mixed air to enter a mixing chamber 26 through air holes of an adjusting disc 24, enabling fully mixed air passing through a spoiler 27 to be sprayed into soil in a cavity of a mounting block 5 through an air outlet at the upper end of the mixing chamber 26, gradually changing water in a water storage tank 15 along with the influence temperature of the temperature in the detection box 1 during rainfall simulation, then enabling an electrifying block 14 to be communicated with an external power supply through a contact block 13 when the air vent plate 11 drives a support plate 12 and the contact block 13 to rotate to the electrifying block 14, so as to electrify a water pump 16, starting the water pump 16 to inject water into a spray nozzle 18 from a water pipe 17 and spray the water out, wherein the spray nozzle 18 slides and extrudes a button switch 4 under the pressure action, make the light filling lamp of 3 lower extreme installations of lamp pole close, after the rainfall simulation was accomplished, water pump 16 stop work makes water pipe 17 stop the water injection, cardboard 19 drives shower nozzle 18 and slides under the effect of its spring between with water pipe 17 and break away from the contact with button switch 4, make the light filling lamp of 3 lower extreme installations of lamp pole open, ooze water tank 23 and absorb the water that bearing piece 22 top soil oozed simultaneously, make the moisture in the soil of bearing piece 22 top can ooze, when needing to adjust wind-force, promote stopper 29 and rotate swivel plate 30, swivel plate 30 slides and drives adjusting gear 25 through tooth piece 32 at the below of slide 28 through slide bar 31 and rotates, adjusting gear 25 drives adjusting disk 24 and rotates, in order to realize surging into the change of gas velocity of flow in mixing chamber 26, realize simultaneously the contrast detection to a plurality of hybridization seed cold tolerance through the above-mentioned process, and through the actual environmental change of the laminating of different environmental variables of simulation, make the result of detection press close to reality more.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a cold-resistant contrast device that detects of sample is used in hybrid seed production, includes detection case (1), case lid (2), air conditioning intake pipe (6), heating installation intake pipe (7) and water pump (16), its characterized in that: the upper surface of detection case (1) is provided with case lid (2), the lower fixed surface of case lid (2) has lamp pole (3), button switch (4) are installed to the side surface of lamp pole (3), the inside of detection case (1) is fixed with installation piece (5), the lower extreme surface both sides of detection case (1) are connected with air conditioning intake pipe (6) and warm air intake pipe (7) respectively, one side inside that detection case (1) is connected with warm air intake pipe (7) is provided with inlet box (8), the lower extreme inside of detection case (1) is provided with mounting panel (9), mounting panel (9) are the fretwork design, the lower surface mounting of mounting panel (9) has motor (10), the output shaft lower extreme of motor (10) is fixed with air vent plate (11), the upper surface of inlet box (8) is laminated with the lower surface of air vent plate (11), the surface of air vent plate (11) is seted up the gas pocket, the gas pocket symmetry of air vent plate (11) surface sets up in the horizontal central line of air vent plate (11) storage water tank (11), air vent plate (11) goes up the gas density direction towards one even change mounting panel (9), the upper surface mounting panel (15) is provided with water pump (15), the utility model discloses a soil infiltration detection device, including water pump (16), installation piece (5), lower extreme inside embedded installation infiltration case (23) of installation piece (5), the breach that supplies infiltration case (23) installation is seted up to the upper surface of installation piece (5), the breach that supplies infiltration case (23) installation is seted up to the surface of detection case (1), set up the breach that link up with installation piece (5) inner cavity directly over infiltration case (23), set up the breach that link up mutually with installation piece (5) inner cavity directly over infiltration case (23), the lower extreme inside surface rotation of detection case (1) is connected with adjustment disc (24), the outside surface that the one end of adjustment disc (24) runs through detection case (1) is connected with adjusting gear (25), mixing chamber (26) has been seted up to the side surface of detection case (1), the surface of adjustment disc (24) is connected with adjustment disc (24) according to the order of arc shape adjustment disc (24), the outer surface coincidence of adjustment disc (24) has the inner wall of bleeder vent to adjust disc (24) the coincidence to adjust disc (24), the inner wall of adjustment disc (24) the inner wall of bleeder vent inner wall of the design is the mixing chamber (26) towards the coincidence of bleeder vent inner wall of bleeder vent (24), the inner wall of adjustment disc (24), adjusting disk (24) are laminated mutually through one side of arc design and detection case (1) inner wall, adjusting disk (24) are sliding connection with adjusting gear (25), the inside evenly distributed of mixing chamber (26) has spoiler (27), the outside fixed surface of detection case (1) has slide (28), the lower surface of slide (28) is connected with gliding stopper (29), stopper (29) are the right trapezoid design of inclined plane orientation detection case (1), the outside surface sliding connection of detection case (1) has rotor plate (30).

2. The device for detecting and comparing cold resistance of a sample for hybrid seed production according to claim 1, wherein: the upper surface of breather plate (11) is fixed with backup pad (12), the upper end of backup pad (12) is connected with gliding contact piece (13), be connected with the spring between contact piece (13) and backup pad (12), contact piece (13) are the design of right trapezoid, the up end of contact piece (13) is laminated with the lower terminal surface of circular telegram piece (14) mutually.

3. The device for detecting and comparing cold resistance of a sample for hybrid seed production according to claim 1, wherein: the upper end of the water pipe (17) is connected with a sliding nozzle (18), the upper surface of the nozzle (18) is connected with a clamping plate (19) in a clamping mode, and a spring is connected between the clamping plate (19) and the water pipe (17).

4. The sample cold resistance detection and comparison device for hybrid seed production according to claim 1, characterized in that: the pull rod (20) is in threaded connection with the adjusting rod (21), scales are printed at one end, penetrating through the mounting block (5), of the pull rod (20), and a bearing block (22) is connected to the inner portion of a cavity, extending into the mounting block (5), of one end of the pull rod (20).

5. The sample cold resistance detection and comparison device for hybrid seed production according to claim 4, wherein: the arc-shaped groove is formed in the upper surface of the bearing block (22), the lower surface of the bearing block (22) is designed in a hollowed-out mode, the cavity of the bearing block (22) and the cavity of the mounting block (5) are designed in a concentric mode, and the bearing block (22) is located right above the notch in the mounting block (5).

6. The device for detecting and comparing cold resistance of a sample for hybrid seed production according to claim 1, wherein: the inside of infiltration case (23) is filled with soil, infiltration case (23) are semi-circular design, infiltration case (23) are sliding connection with detection case (1).

7. The sample cold resistance detection and comparison device for hybrid seed production according to claim 1, characterized in that: the upper surface of the rotating plate (30) is fixed with a sliding rod (31), the lower surface of the rotating plate (30) is uniformly provided with tooth blocks (32), and the tooth blocks (32) are located right above the adjusting gear (25).

8. The device for detecting and comparing cold resistance of a sample for hybrid seed production according to claim 7, wherein: the sliding rod (31) is designed to be L-shaped, the upper end of the sliding rod is provided with a transverse bulge, the lower surface of the transverse bulge at the upper end of the sliding rod (31) is connected with a spring, and the lower surface of the spring at the upper end of the sliding rod (31) is attached to the upper surface of the sliding plate (28).

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