Marine microalgae culture device

Abstract

The utility model discloses a marine microalgae culture device, which belongs to the technical field of microalgae culture and comprises a microalgae culture pond, light supplementing mechanisms are arranged on two sides of the upper end of the microalgae culture pond, an aeration mechanism is arranged on the lower side in the microalgae culture pond, a culture solution supply pipe is arranged at one end of the microalgae culture pond, and a water pump is arranged on the upper side of the culture solution supply pipe. A material pumping assembly is arranged in the microalgae culture pond, a motor is arranged on the material pumping assembly, a microalga collecting barrel is arranged on one side of the microalgae culture pond, a discharging pipe is arranged at the lower end of the microalga collecting barrel, and a collecting pipe is arranged between the microalga collecting barrel and the water pump, when the material pumping assembly and the water pump are used for pumping microalgae in the microalgae culture pond, the motor is started to drive a lead screw to rotate, and the lead screw rotates to drive a sliding plate to move; the sliding plate moves to drive the folding pipe in the transverse plate to move, the corrugated pipe stretches out and draws back, microalgae in the microalgae culture pond enters the microalgae collecting barrel through the folding pipe and the corrugated pipe, the microalgae at different positions in the microalgae culture pond can be extracted by arranging the material extracting assembly, and the material extracting range is widened.

Description

Technical Field

[0001] The utility model belongs to the technical field of microalgae cultivation, and in particular relates to a marine microalgae cultivation device. Background Art

[0002] Microalgae are a type of autotrophic organism that is widely distributed on land and in the ocean. They are rich in nutrients and have high photosynthetic utilization rates. The polysaccharides, proteins, pigments, etc. produced by cell metabolism give them great development prospects in the fields of food, medicine, genetic engineering, liquid fuels, etc.

[0003] Chinese patent application No. 2018220849202 discloses a microalgae cultivation and collection device, including a microalgae cultivation pool and a microalgae collection bucket, an aeration device is provided at the bottom of the microalgae cultivation pool, the aeration device is externally connected to a carbon dioxide inlet pipe, an inlet valve and an anti-backflow bottle are provided on the carbon dioxide inlet pipe; a culture solution supply pipe and a microalgae collection pipe are connected to the side wall of the microalgae cultivation pool, a water pump is provided on the microalgae collection pipe, and the right end of the microalgae collection pipe is connected to the microalgae collection bucket; a fill light device is fixed on both sides of the microalgae cultivation pool, the fill light device includes a support frame, a reflector and a hydraulic telescopic rod, the outer wall of the support frame is fixed with the hydraulic telescopic rod, and the outer surface of the reflector is provided with a plant lighting lamp; the utility model solves the problem that it is inconvenient to adjust the angle of the reflector and the microalgae grows slowly at night, and also solves the problem that the culture solution is easily backflowed when the supply of carbon dioxide is stopped.

[0004] The above-mentioned patent has a low extraction range for microalgae in the microalgae culture pool and a poor extraction effect for microalgae. At the same time, the original device cannot seal the upper end of the microalgae culture pool, and impurities are likely to fall into the microalgae culture pool and pollute the growth environment of the microalgae in the microalgae culture pool. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a marine microalgae cultivation device, which has the characteristics of a wide range of extraction of microalgae in a microalgae cultivation pool.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a marine microalgae cultivation device, comprising a microalgae cultivation pool, wherein light-filling mechanisms are arranged on both sides of the upper end of the microalgae cultivation pool, an aeration mechanism is arranged on the lower side of the inside of the microalgae cultivation pool, a culture liquid supply pipe is arranged at one end of the microalgae cultivation pool, a water pump is arranged on the upper side of the culture liquid supply pipe, a microalgae collection barrel is arranged on one side of the microalgae cultivation pool, a discharge pipe is arranged at the lower end of the microalgae collection barrel, a collection pipe is arranged between the microalgae collection barrel and the water pump, and a pumping assembly is arranged on the upper side of the inside of the microalgae cultivation pool.

[0007] Preferably, the pumping assembly includes a motor, a screw, a slide plate, a cross plate, a folded pipe, a bellows and an extension assembly, wherein a motor is arranged on the upper side of one end of the microalgae cultivation tank away from the water pump, a screw is arranged at the output end of the motor, a slide plate is threadedly connected to the surface of the screw rod, a cross plate is arranged on the lower side of one end of the slide plate, a folded pipe is arranged in the cross plate, a bellows is arranged between the folded pipe and the water pump, and an extension assembly is arranged at the lower end of the folded pipe.

[0008] Preferably, the extension component includes an extension tube, a cavity, an electric push rod, a convex plate and a rubber pad, wherein an extension tube is provided at the lower end of the folded tube, a rubber pad is provided on the surface of the extension tube, a convex plate is provided at one end of the extension tube, a cavity is provided at the position of the lower end of the slide plate corresponding to the convex plate, and an electric push rod is provided in the cavity.

[0009] Preferably, both ends of the slide plate are in close contact with the inner wall of the microalgae culture tank, a bearing rotating seat is provided between the screw rod and the microalgae culture tank, and the folded tube and the horizontal plate are welded by spot welding.

[0010] Preferably, a light-transmitting plate is slidably connected to the upper end of the microalgae cultivation pool, a pull plate is provided at one end of the light-transmitting plate, a limit strip is provided on the upper end of the light-transmitting plate away from the pull plate, two fixing bolts are provided on one side of the upper end of the microalgae cultivation pool, and fixing holes corresponding to the fixing bolts are provided on one side of the light-transmitting plate.

[0011] Preferably, a slide groove corresponding to the light-transmitting plate is provided on the upper side of one end of the microalgae culture pool, and a through hole corresponding to the fixing bolt is provided on one side of the upper end of the microalgae culture pool.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model provides a pumping assembly. When the water pump extracts the microalgae in the microalgae culture pool, the motor is turned on to drive the screw to rotate. The rotation of the screw drives the slide to move. The movement of the slide drives the folded tube in the horizontal plate to move, and the bellows is extended and retracted. The microalgae in the microalgae culture pool enters the microalgae collection barrel through the folded tube and the bellows. By providing the pumping assembly, microalgae at different positions in the microalgae culture pool can be extracted, thereby increasing the pumping range.

[0014] 2. The utility model provides a light-transmitting plate. When it is not necessary to add microalgae through the upper end of the microalgae culture pool, the light-transmitting plate is pushed to slide on the upper end of the microalgae culture pool by pulling the plate. After the light-transmitting plate is moved to the position, the fixing bolts are passed through the upper end of the microalgae culture pool and screwed into the fixing holes of the light-transmitting plate, so as to achieve the effect of limiting and fixing the light-transmitting plate and avoid displacement of the light-transmitting plate due to vibration. By providing the light-transmitting plate, the upper end of the microalgae culture pool can be sealed to avoid impurities falling into the microalgae culture pool and polluting the growth environment of the microalgae in the microalgae culture pool. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 This is a cutaway stereoscopic diagram of the microalgae culture pool of the utility model;

[0017] Figure 3 It is a cutaway stereogram of the slide plate and the folded tube of the utility model;

[0018] In the figure: 1. microalgae culture tank; 2. extraction assembly; 21. motor; 22. screw rod; 23. slide plate; 24. horizontal plate; 25. folding tube; 26. bellows; 27. extension assembly; 271. extension tube; 272. cavity; 273. electric push rod; 274. convex plate; 275. rubber pad; 3. culture liquid supply pipe; 4. discharge pipe; 5. microalgae collection bucket; 6. collection tube; 7. water pump; 8. light-filling mechanism; 9. light-transmitting plate; 10. aeration mechanism; 11. pull plate; 12. limit strip; 13. fixing bolt; 14. fixing hole. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] Example 1

[0021] See also Figure 1-3 The utility model provides the following technical solutions: a marine microalgae cultivation device, comprising a microalgae cultivation pool 1, light-filling mechanisms 8 are arranged on both sides of the upper end of the microalgae cultivation pool 1, an aeration mechanism 10 is arranged on the lower side of the inside of the microalgae cultivation pool 1, a culture liquid supply pipe 3 is arranged at one end of the microalgae cultivation pool 1, a water pump 7 is arranged on the upper side of the culture liquid supply pipe 3, a microalgae collecting barrel 5 is arranged on one side of the microalgae cultivation pool 1, a discharge pipe 4 is arranged at the lower end of the microalgae collection barrel 5, a collection pipe 6 is arranged between the microalgae collection barrel 5 and the water pump 7, and a pumping component 2 is arranged on the upper side of the inside of the microalgae cultivation pool 1.

[0022] Specifically, the pumping assembly 2 includes a motor 21, a screw rod 22, a slide plate 23, a cross plate 24, a folded tube 25, a bellows 26 and an extension assembly 27, wherein a motor 21 is arranged on the upper side of one end of the microalgae cultivation pool 1 away from the water pump 7, a screw rod 22 is arranged at the output end of the motor 21, a slide plate 23 is threadedly connected to the surface of the screw rod 22, a cross plate 24 is arranged on the lower side of one end of the slide plate 23, a folded tube 25 is arranged in the cross plate 24, a bellows 26 is arranged between the folded tube 25 and the water pump 7, and an extension assembly 27 is arranged at the lower end of the folded tube 25.

[0023] By adopting the above technical solution, when the water pump 7 extracts the microalgae in the microalgae culture pool 1, the motor 21 is turned on to drive the screw rod 22 to rotate, the screw rod 22 rotates to drive the slide plate 23 to move, the slide plate 23 moves to drive the folded tube 25 in the cross plate 24 to move, the bellows 26 is extended and retracted, and the microalgae in the microalgae culture pool 1 enters the microalgae collecting barrel 5 through the folded tube 25 and the bellows 26. By setting the extraction component 2, microalgae at different positions in the microalgae culture pool 1 can be extracted, thereby improving the extraction range.

[0024] Specifically, the extension component 27 includes an extension tube 271, a cavity 272, an electric push rod 273, a convex plate 274 and a rubber pad 275, wherein the extension tube 271 is provided at the lower end of the folding tube 25, the rubber pad 275 is provided on the surface of the extension tube 271, a convex plate 274 is provided at one end of the extension tube 271, a cavity 272 is provided at the position of the lower end of the slide plate 23 corresponding to the convex plate 274, and the electric push rod 273 is provided in the cavity 272.

[0025] By adopting the above technical solution, the electric push rod 273 is turned on to push the convex plate 274 to move, and the convex plate 274 drives the extension tube 271 to move in the folded tube 25. The microalgae can enter the folded tube 25 through the extension tube 271. A rubber pad 275 is arranged on the surface of the extension tube 271 to improve the sealing between the extension tube 271 and the folded tube 25. By arranging the extension component 27, it is convenient to extract microalgae at different heights in the microalgae culture pool 1.

[0026] Specifically, both ends of the slide plate 23 are in close contact with the inner wall of the microalgae culture pool 1 , a bearing rotating seat is provided between the screw rod 22 and the microalgae culture pool 1 , and the folded tube 25 and the horizontal plate 24 are welded by spot welding.

[0027] By adopting the above technical solution, the slide plate 23 will not rotate with the screw rod 22, and the spot welding makes the folded tube 25 and the horizontal plate 24 more secure.

[0028] When the present embodiment is used, when the marine microalgae cultivation device is used, the device is installed in a suitable position, and the culture solution is added to the microalgae cultivation pool 1 through the culture solution supply pipe 3, and then the microalgae is inoculated into the microalgae cultivation pool 1 for cultivation. The aeration mechanism 10 can aerate the microalgae cultivation pool 1 to supplement carbon dioxide, and the light supplement mechanism 8 can supplement light inside the microalgae cultivation pool 1. When the growth density of the microalgae in the microalgae cultivation pool 1 is relatively large, the water pump 7 can transport the microalgae in the microalgae cultivation pool 1 to the microalgae collection bucket 5 through the collection pipe 6. By setting the extraction component 2, when the water pump 7 extracts the microalgae in the microalgae cultivation pool 1, the motor 21 is turned on to drive the screw rod 22 to rotate, and the rotation of the screw rod 22 drives the slide plate 23 to move, and the slide plate 23 The movement drives the folded tube 25 in the horizontal plate 24 to move, and the bellows 26 to expand and contract. The microalgae in the microalgae culture pool 1 enters the microalgae collecting barrel 5 through the folded tube 25 and the bellows 26. By setting the extraction component 2, the microalgae at different positions in the microalgae culture pool 1 can be extracted to increase the extraction range. By setting the extension component 27, the electric push rod 273 is turned on to push the convex plate 274 to move. The convex plate 274 drives the extension tube 271 to move in the folded tube 25. The microalgae can enter the folded tube 25 through the extension tube 271. A rubber pad 275 is set on the surface of the extension tube 271 to make the sealing between the extension tube 271 and the folded tube 25 better. By setting the extension component 27, it is convenient to extract the microalgae at different heights in the microalgae culture pool 1.

[0029] Example 2

[0030] The difference between this embodiment and embodiment 1 is that: a light-transmitting plate 9 is slidably connected to the upper end of the microalgae cultivation pool 1, a pull plate 11 is provided at one end of the light-transmitting plate 9, a limiting strip 12 is provided on the side of the upper end of the light-transmitting plate 9 away from the pull plate 11, two fixing bolts 13 are provided on one side of the upper end of the microalgae cultivation pool 1, and a fixing hole 14 corresponding to the fixing bolt 13 is provided on one side of the light-transmitting plate 9.

[0031] By adopting the above technical scheme, when it is not necessary to add microalgae through the upper end of the microalgae culture pool 1, the light-transmitting plate 9 is pushed to slide on the upper end of the microalgae culture pool 1 by the pull plate 11. After the light-transmitting plate 9 is moved to the position, the fixing bolts 13 are passed through the upper end of the microalgae culture pool 1 and screwed into the fixing holes 14 of the light-transmitting plate 9, so as to achieve the effect of limiting and fixing the light-transmitting plate 9 and avoid displacement of the light-transmitting plate 9 due to vibration. By setting the light-transmitting plate 9, the upper end of the microalgae culture pool 1 can be sealed to prevent impurities from falling into the microalgae culture pool 1 and polluting the growth environment of the microalgae in the microalgae culture pool 1.

[0032] Specifically, a slide groove corresponding to the light-transmitting plate 9 is provided on the upper side of one end of the microalgae culture pool 1 , and a through hole corresponding to the fixing bolt 13 is provided on one side of the upper end of the microalgae culture pool 1 .

[0033] By adopting the above technical solution, the light-transmitting plate 9 can slide on the upper side of the microalgae cultivation pool 1 , and the fixing bolts 13 can pass through the microalgae cultivation pool 1 and be screwed into the fixing holes 14 of the light-transmitting plate 9 .

[0034] When the present embodiment is used, by setting the light-transmitting plate 9, when it is not necessary to add microalgae through the upper end of the microalgae culture pool 1, the light-transmitting plate 9 is pushed to slide on the upper end of the microalgae culture pool 1 by the pull plate 11. After the light-transmitting plate 9 is moved to the position, the fixing bolts 13 are passed through the upper end of the microalgae culture pool 1 and screwed into the fixing holes 14 of the light-transmitting plate 9, so as to achieve the effect of limiting and fixing the light-transmitting plate 9 and avoid displacement of the light-transmitting plate 9 due to vibration. By setting the light-transmitting plate 9, the upper end of the microalgae culture pool 1 can be sealed to avoid impurities falling into the microalgae culture pool 1 and polluting the growth environment of the microalgae in the microalgae culture pool 1.

[0035] The motor 21 in the utility model is an existing disclosed technology, and the selected model is 5IK120GN-CF.

[0036] The electric push rod 273 in the present invention is an existing disclosed technology, and the selected model is FTG50.

[0037] The structure and working principle of the microalgae culture pool 1, culture solution supply pipe 3, discharge pipe 4, microalgae collection barrel 5, collection pipe 6, water pump 7, light supplement mechanism 8 and aeration mechanism 10 in the utility model have been disclosed in a microalgae culture and collection device disclosed in Chinese patent application No. 2018220849202. The working principle is to add culture solution into the microalgae culture pool 1 through the culture solution supply pipe 3, and then inoculate the microalgae into the microalgae culture pool 1 for cultivation. The aeration mechanism 10 can aerate and supplement carbon dioxide in the microalgae culture pool 1, and the light supplement mechanism 8 can supplement light inside the microalgae culture pool 1. When the growth density of microalgae in the microalgae culture pool 1 is relatively large, the water pump 7 can transport the microalgae in the microalgae culture pool 1 to the microalgae collection barrel 5 through the collection pipe 6.

[0038] The working principle and use process of the utility model are as follows: when the marine microalgae cultivation device is used, the device is installed at a suitable position, and the culture solution is added to the microalgae cultivation pool 1 through the culture solution supply pipe 3, and then the microalgae are inoculated into the microalgae cultivation pool 1 for cultivation, the aeration mechanism 10 can aerate the microalgae cultivation pool 1 to supplement carbon dioxide, and the light supplement mechanism 8 can supplement light inside the microalgae cultivation pool 1. When the growth density of the microalgae in the microalgae cultivation pool 1 is relatively large, the water pump 7 can pump the microalgae in the microalgae cultivation pool 1 through the collection pipe 2. 6 is transported to the microalgae collection barrel 5. By setting the extraction component 2, when the water pump 7 extracts the microalgae in the microalgae culture pool 1, the motor 21 is turned on to drive the screw rod 22 to rotate, the screw rod 22 rotates to drive the slide plate 23 to move, the slide plate 23 moves to drive the folded tube 25 in the cross plate 24 to move, and the bellows 26 is extended and retracted. The microalgae in the microalgae culture pool 1 enters the microalgae collection barrel 5 through the folded tube 25 and the bellows 26. By setting the extraction component 2, microalgae at different positions in the microalgae culture pool 1 can be extracted, which improves The extraction range is set by setting the extension component 27, turning on the electric push rod 273 to push the convex plate 274 to move, and the convex plate 274 drives the extension tube 271 to move in the folded tube 25. The microalgae can enter the folded tube 25 through the extension tube 271. A rubber pad 275 is set on the surface of the extension tube 271 to make the sealing between the extension tube 271 and the folded tube 25 better. By setting the extension component 27, it is convenient to extract microalgae at different heights in the microalgae culture pool 1. By setting the light-transmitting plate 9, when it is not necessary to pass through the microalgae culture pool 1, the microalgae can be extracted from the microalgae culture pool 1. When microalgae are added to the upper end of the pool 1, the light-transmitting plate 9 is pushed to slide on the upper end of the microalgae culture pool 1 by the pull plate 11. After the light-transmitting plate 9 is moved to the position, the fixing bolts 13 are passed through the upper end of the microalgae culture pool 1 and screwed into the fixing holes 14 of the light-transmitting plate 9 to achieve the effect of limiting and fixing the light-transmitting plate 9 to avoid displacement of the light-transmitting plate 9 due to vibration. By setting the light-transmitting plate 9, the upper end of the microalgae culture pool 1 can be sealed to prevent impurities from falling into the microalgae culture pool 1 and polluting the growth environment of the microalgae in the microalgae culture pool 1.

[0039] 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 variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A marine microalgae cultivation device, comprising a microalgae cultivation pool, characterized in that: The microalgae culture pool is provided with light-supplementing mechanisms on both sides of the upper end, an aeration mechanism is provided on the lower side of the microalgae culture pool, a culture solution supply pipe is provided at one end of the microalgae culture pool, a water pump is provided on the upper side of the culture solution supply pipe, a microalgae collection bucket is provided on one side of the microalgae culture pool, a discharge pipe is provided at the lower end of the microalgae collection bucket, a collection pipe is provided between the microalgae collection bucket and the water pump, and a pumping assembly is provided on the upper side of the microalgae culture pool; The material extraction component includes a motor, a screw, a slide plate, a transverse plate, a folded pipe, a bellows and an extension component, wherein a motor is arranged on the upper side of one end of the microalgae culture pool away from the water pump, a screw is arranged on the output end of the motor, a slide plate is threadedly connected on the surface of the screw, a transverse plate is arranged on the lower side of one end of the slide plate, a folded pipe is arranged in the transverse plate, a bellows is arranged between the folded pipe and the water pump, a light-transmitting plate is slidably connected to the upper end of the microalgae culture pool, a pull plate is arranged at one end of the light-transmitting plate, a limit strip is arranged on the side of the upper end of the light-transmitting plate away from the pull plate, two fixing bolts are arranged on one side of the upper end of the microalgae culture pool, a fixing hole corresponding to the fixing bolts is arranged on one side of the light-transmitting plate, and an extension component is arranged at the lower end of the folded pipe; The extension component includes an extension tube, a cavity, an electric push rod, a convex plate and a rubber pad, wherein an extension tube is arranged at the lower end of the folded tube, a rubber pad is arranged on the surface of the extension tube, a convex plate is arranged at one end of the extension tube, a cavity is arranged at the position corresponding to the convex plate at the lower end of the slide plate, and an electric push rod is arranged in the cavity.

2. A marine microalgae cultivation device according to claim 1, characterized in that: The two ends of the slide plate are in close contact with the inner wall of the microalgae culture pool, a bearing rotating seat is arranged between the screw rod and the microalgae culture pool, and the folded tube and the horizontal plate are spot welded.

3. A marine microalgae cultivation device according to claim 1, characterized in that: A slide groove corresponding to the light-transmitting plate is arranged on the upper side of one end of the microalgae culture pool, and a through hole corresponding to the fixing bolt is arranged on one side of the upper end of the microalgae culture pool.

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