Temperature-controllable energy-saving seedling bed

Abstract

The utility model relates to the technical field of vegetable seedling growing and planting, in particular to a temperature-controllable energy-saving seedling growing bed. The temperature-controllable energy-saving seedling bed comprises a seedling bed base, a heat preservation coiled material, an electric heating wire, an agricultural film support assembly, an agricultural film, a plurality of temperature probes and a fan. A heat preservation coiled material for placing a plurality of hole trays is laid on the seedbed base, a plurality of grooves are formed in the surface of the heat preservation coiled material, and the electric heating wires are embedded and fixed in the grooves; the agricultural film support assembly is installed on the heat preservation coiled material, and the outer side of the agricultural film support assembly is covered with an agricultural film for heat preservation. The temperature probe is hung on the agricultural film bracket assembly and is used for detecting the temperature in the seedling raising bed and controlling the electric heating wire to stop and start; the fan is fixed to the agricultural film support assembly and connected with the temperature probe through an electrical element, and the fan is controlled to be started and stopped according to the temperature difference of the temperature probe, so that the temperature of the space between the seedbed base and the agricultural film is uniform.

Description

Technical Field

[0001] The utility model relates to the technical field of vegetable seedling cultivation, in particular to a temperature-controllable energy-saving seedling bed. Background Art

[0002] Seedling cultivation refers to the cultivation of seedlings in a nursery, hotbed or greenhouse in preparation for transplanting to the land for planting. The nursery bed is a plant nursery bed or seed germination bed used for seedling cultivation and flower cultivation; it is mainly used in greenhouses, greenhouse scientific research, flower bonsai cultivation, vegetable seedling cultivation, rice seedling cultivation, flower seedling cultivation, grass plant cultivation, Chinese herbal medicine seedling cultivation, etc. It is one of the indispensable equipment in modern agriculture.

[0003] The existing nursery bed is easy to operate for planting and is designed with an anti-rollover device to avoid overturning. It has the advantages of flat mesh surface, firm welding, good gloss, accurate size, convenient construction, and strong corrosion resistance.

[0004] At present, the seedling bed is generally placed in a greenhouse to maintain the temperature required for seedling cultivation. However, due to the large space of the greenhouse, it is difficult to ensure the temperature for seedling cultivation in cold areas in winter, or the energy consumption for ensuring the temperature for seedling cultivation is often large. Therefore, those skilled in the art are in urgent need of providing a temperature-controllable energy-saving seedling bed to achieve temperature control, thereby ensuring the temperature required for seedling cultivation. Utility Model Content

[0005] The utility model aims to provide a temperature-controllable energy-saving seedling raising bed, which realizes temperature control and ensures the temperature required for seedling raising.

[0006] In order to achieve the above-mentioned purpose, the utility model provides a temperature-controllable energy-saving seedling bed, including a seedling bed base, a heat-insulating coil, an electric heating wire, an agricultural film support assembly, agricultural film, a plurality of temperature probes and a fan; the seedling bed base is paved with a heat-insulating coil for placing a plurality of plug trays, the surface of the heat-insulating coil is provided with a plurality of grooves, and the electric heating wire is embedded and fixed in the grooves; the agricultural film support assembly is installed on the heat-insulating coil, and its outer side is covered with an agricultural film for heat preservation; the temperature probe is suspended on the agricultural film support assembly and connected to the electric heating wire, and is used to detect the temperature in the seedling bed and control the start and stop of the electric heating wire; the fan is fixed on the agricultural film support assembly, and the fan is connected to the temperature probe through an electrical component, and the start and stop of the fan is controlled according to the temperature difference of the temperature probe, so as to make the temperature of the space between the seedling bed base and the agricultural film uniform.

[0007] Preferably, the surface of the thermal insulation coil is provided with a plurality of grooves spaced equidistantly, and the heating wires are fixed in the grooves by aluminum foil tape.

[0008] Preferably, the outer layer of the thermal insulation coil is an aluminum film, and the inner layer is pearl cotton; the heating wires are arranged side by side and in an S shape.

[0009] Preferably, the agricultural film support assembly includes a vertical pole, a horizontal beam and a connecting rod, the vertical pole is fixed to both ends of the horizontal beam, the horizontal beam is provided with a plurality of hanging ears, and the connecting rod is fixed to the horizontal beam through the hanging ears.

[0010] Preferably, a vertical pole sliding rod is provided inside the middle section of the vertical pole to adjust the height of the vertical pole; a horizontal beam sliding rod is provided inside the middle section of the horizontal beam to adjust the width of the horizontal beam; the vertical pole sliding rod and the horizontal beam sliding rod are fixed to the vertical pole or the horizontal beam through a locking assembly.

[0011] Preferably, a bottom plate is provided at the bottom of each of the vertical poles, and the edge of the bottom plate is kept at a preset width distance from the vertical pole.

[0012] Preferably, there are two fans, which are installed in opposite directions.

[0013] Preferably, the seedling bed also includes a plug tray transport vehicle which can move left and right, and the plug tray transport vehicle is used to carry a plurality of plug trays.

[0014] The temperature-controllable energy-saving seedling bed provided by the utility model has a heat-insulating coiled material laid on the seedling bed base, and is heated by the electric heating wire in the heat-insulating coiled material, so as to ensure the temperature required for seedling cultivation; at the same time, the agricultural film support is installed on the heat-insulating coiled material, and the agricultural film is covered on the agricultural film support to effectively achieve heat preservation, create a temperature-controllable small space for the seedling bed, and achieve the purpose of energy saving; in addition, the temperature probe can detect the temperature in the seedling bed, and the fan makes the temperature of the space between the seedling bed base and the agricultural film uniform, and the two cooperate with each other to timely adjust the temperature in the greenhouse to achieve temperature control. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of the energy-saving nursery bed in the utility model that is not covered with agricultural film;

[0016] Figure 2 This is a schematic diagram of the structure of the energy-saving seedling bed covered with agricultural film in the utility model;

[0017] Figure 3 It is a structural schematic diagram of the seedling bed base and the heat-insulating coiled material with electric heating wires in the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the agricultural film support assembly in the utility model;

[0019] Figure 5 It is a schematic diagram of the structure of the temperature probe and the fan in the utility model;

[0020] Figure 6 It is a structural schematic diagram of the hole tray transport vehicle of the utility model.

[0021] in, Figure 1-Figure 6 middle:

[0022] 10. Seedbed base; 20. Insulation coil; 30. Electric heating wire; 40. Agricultural film support assembly; 50. Temperature probe; 60. Agricultural film; 70. Fan; 80. Plug tray transporter; 90. Plug tray;

[0023] 41. Vertical pole; 42. Crossbeam; 43. Connecting rod; 44. Hanging ear; 45. Vertical pole sliding rod; 46. Crossbeam sliding rod; 47. Locking assembly; 48. Bottom plate. DETAILED DESCRIPTION

[0024] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0025] Please see Figure 1-Figure 6 , Figure 1 This is a schematic diagram of the structure of the energy-saving nursery bed in the utility model that is not covered with agricultural film; Figure 2 This is a schematic diagram of the structure of the energy-saving seedling bed covered with agricultural film in the utility model; Figure 3 It is a structural schematic diagram of the seedling bed base and the heat-insulating coiled material with electric heating wires in the utility model; Figure 4 This is a schematic diagram of the structure of the agricultural film support assembly in the utility model; Figure 5 It is a schematic diagram of the structure of the temperature probe and the fan in the utility model; Figure 6 It is a structural schematic diagram of the hole tray transport vehicle of the utility model.

[0026] like Figure 1-Figure 6 As shown, the utility model provides a temperature-controllable energy-saving seedling bed, including a seedling bed base 10, a heat-insulating coil 20, an electric heating wire 30, an agricultural film support assembly 40, an agricultural film 60, a plurality of temperature probes 50, a fan 70 and a plug tray transport vehicle 80.

[0027] At present, the seedbed base 10 is usually assembled from hot-dip galvanized steel pipes to form a bed frame, with an oxidized aluminum profile as a frame and a high-strength welded steel mesh. The seedbed base 10 in the utility model is provided with upwardly turned arc edges on both sides, which cooperate with the wheels of the plug tray transport vehicle 80 so that the wheels of the plug tray transport vehicle 80 can run on the arc edges of the seedbed base 10.

[0028] like Figure 3As shown, a heat preservation coil 20 for placing a plurality of plug trays 90 is laid on the seedbed base 10, and a plurality of grooves with equal spacing are provided on the surface of the heat preservation coil 20, and the electric heating wire 30 is embedded and fixed in the groove, and the electric heating wire 30 can be preferably fixed in the groove by aluminum foil tape. The outer layer of the heat preservation coil 20 in this embodiment is an aluminum film, and the inner layer is pearl cotton; the electric heating wire 30 is arranged side by side and arranged in an S shape, and the electric heating wire 30 is a self-limiting temperature heating belt with a maximum temperature of 65 degrees, to prevent the temperature control system from failing, and the seedbed temperature is too high to affect the seedlings in the plug tray 90 and cause safety accidents.

[0029] like Figure 2 As shown, the agricultural film support assembly 40 is installed on the heat preservation coil 20, and its outer side is covered with an agricultural film 60 for heat preservation. The agricultural film 60 is covered on the agricultural film support 40 to effectively achieve heat preservation, create a small temperature-controllable space for the nursery bed, and achieve the purpose of energy saving.

[0030] like Figure 5 As shown, the temperature probe 50 in this embodiment is suspended on the agricultural film support assembly 40, and is used to detect the temperature in the seedling bed and control the start and stop of the electric heating wire 30. The number of temperature probes 50 can be set as needed.

[0031] In addition, a plurality of fans 70 are provided on the agricultural film support assembly 40, preferably two fans 70, which are installed in opposite directions. The fan 70 is connected to the temperature probe 50 through an electrical component, and the start and stop of the fan 70 are controlled according to the temperature difference of the temperature probe 50 to make the temperature of the space between the seedbed base 10 and the agricultural film 60 uniform; in addition, the fan 70 also has the function of circulating air in the greenhouse.

[0032] like Figure 4 As shown, the agricultural film support assembly 40 includes a vertical pole 41, a horizontal beam 42 and a connecting rod 43. The vertical pole 41 is fixed at both ends of the horizontal beam 42. The horizontal beam 42 is provided with a plurality of hanging ears 44. The positions of the hanging ears 44 can be set as needed. The connecting rod 43 is fixed to the horizontal beam 42 through the hanging ears 44. The connecting rod 43 can be set at both ends or in the middle of the horizontal beam 42. The connecting rod 43 is preferably flush with the top of the horizontal beam 42.

[0033] In order to facilitate the adjustment of the height or width of the agricultural film support assembly 40, a vertical rod sliding rod 45 is provided inside the middle section of the vertical rod 41 to adjust the height of the vertical rod 41; a horizontal beam sliding rod 46 is provided inside the middle section of the horizontal beam 42 to adjust the width of the horizontal beam 42; the vertical rod sliding rod 45 and the horizontal beam sliding rod 46 are fixed to the vertical rod 41 or the horizontal beam 42 through a locking assembly 47. This embodiment adjusts the height of the vertical rod 41 and the width of the horizontal beam 42 to adapt to seedling beds of different widths and seedlings of different heights and avoid the plug tray transport vehicle 80.

[0034] The locking assembly 47 in this embodiment includes a fixing nut, a small hole and a locking bolt. The locking bolt and the fixing nut cooperate to fix the vertical pole sliding rod 45 and the horizontal beam sliding rod 46.

[0035] In addition, a bottom plate 48 is provided at the bottom of each of the vertical poles 41 , and the edge of the bottom plate 48 is kept at a preset width distance from the vertical pole 41 to avoid interference with the plug tray transport vehicle 80 .

[0036] In order to facilitate the transportation of the plug trays 90, the seedling bed further includes a plug tray transport 80 which can move left and right. The plug tray transport vehicle 80 is used to carry a plurality of plug trays 90 to transport the plug trays 90 to a preset position.

[0037] In summary, the temperature-controllable energy-saving seedling bed provided by the utility model has a heat-insulating coil 20 laid on the seedling bed base 10, and is heated by the electric heating wire 30 in the heat-insulating coil 20, so as to ensure the temperature required for seedling cultivation; at the same time, the agricultural film support assembly 40 is installed on the heat-insulating coil 20, and the agricultural film 60 is covered on the agricultural film support assembly 40, so as to effectively achieve heat preservation, create a small temperature-controllable space for the seedling bed, and achieve the purpose of saving energy; in addition, the temperature probe 50 can detect the temperature in the seedling bed, and the fan 70 allows the air in the seedling bed to circulate, and the two cooperate with each other to adjust the temperature in the greenhouse in time to achieve temperature control.

[0038] The above describes in detail the structure, features and effects of the utility model based on the embodiments shown in the drawings. The above is only a preferred embodiment of the utility model, but the utility model is not limited to the scope of implementation shown in the drawings. Any changes made in accordance with the concept of the utility model, or modifications to equivalent embodiments with equivalent changes, which still do not exceed the spirit covered by the description and the drawings, should be within the protection scope of the utility model.

Claims

1. A temperature-controllable energy-saving nursery bed, characterized in that: It includes a seedbed base, a heat preservation coil, an electric heating wire, an agricultural film support assembly, agricultural film, several temperature probes and a fan; The seedbed base is provided with a heat-insulating coil for placing a plurality of plug trays, the surface of the heat-insulating coil is provided with a plurality of grooves, and the electric heating wires are embedded and fixed in the grooves; The agricultural film support assembly is installed on the thermal insulation coil, and the outer side of the agricultural film support assembly is covered with thermal insulation film; The temperature probe is suspended on the agricultural film support assembly and connected to the electric heating wire, and is used to detect the temperature in the seedling bed and control the start and stop of the electric heating wire; The fan is fixed on the agricultural film support assembly, and the fan is connected to the temperature probe through an electrical component. The start and stop of the fan are controlled according to the temperature difference of the temperature probe to make the temperature of the space between the seedbed base and the agricultural film uniform.

2. The temperature-controllable energy-saving nursery bed according to claim 1, characterized in that: The surface of the thermal insulation coil is provided with a plurality of grooves spaced equidistantly, and the heating wires are fixed in the grooves by aluminum foil tapes.

3. The temperature-controllable energy-saving nursery bed according to claim 2, characterized in that: The outer layer of the thermal insulation coil is an aluminum film, and the inner layer is pearl cotton; the electric heating wires are arranged side by side and in an S shape.

4. The temperature-controllable energy-saving nursery bed according to claim 1, characterized in that: The agricultural film support assembly comprises a vertical pole, a horizontal beam and a connecting rod. The vertical pole is fixed at both ends of the horizontal beam. The horizontal beam is provided with a plurality of hanging ears, and the connecting rod is fixed to the horizontal beam through the hanging ears.

5. The temperature-controllable energy-saving nursery bed according to claim 4, characterized in that: A vertical pole sliding rod is provided inside the middle section of the vertical pole to adjust the height of the vertical pole; a horizontal beam sliding rod is provided inside the middle section of the horizontal beam to adjust the width of the horizontal beam; the vertical pole sliding rod and the horizontal beam sliding rod are fixed to the vertical pole or the horizontal beam through a locking assembly.

6. The temperature-controllable energy-saving nursery bed according to claim 5, characterized in that: A bottom plate is provided at the bottom of each of the vertical poles, and the edge of the bottom plate is kept at a preset width distance from the vertical pole.

7. The temperature-controllable energy-saving nursery bed according to claim 1, characterized in that: There are two fans, which are installed in opposite directions.

8. The temperature-controllable energy-saving nursery bed according to claim 1, characterized in that: The seedling bed also includes a plug tray transport vehicle which can move left and right, and the plug tray transport vehicle is used to carry a plurality of plug trays.

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