A seedling medium sterilization device

Abstract

The utility model discloses a seedling culture medium sterilization device, comprising a box body, a feed inlet is provided at the top of the box body, a steam generator is fixedly installed at one side of the box body, an air outlet of the steam generator is connected to an air supply pipe through a conduit, a plurality of groups of air outlet pipes are fixedly installed at the bottom of the air supply pipe, the air supply pipe and the air outlet pipe are internally communicated, a constant pressure dividing mechanism is provided below the air outlet pipe, an air inlet pipe is provided below the constant pressure dividing mechanism, the air inlet pipe is fixedly installed at the top of the box body, the air inlet pipe vertically penetrates the top of the box body, a first mixing drum is horizontally provided inside the box body, a plurality of groups of mixing paddles are symmetrically installed on the upper and lower sides of the first mixing drum, the first mixing drum is fixedly sleeved on a first rotating shaft, a feed outlet is provided at the bottom of the box body, and the steam in the air supply pipe can be distributed into the interior of the box body through a plurality of constant pressure dividing mechanisms with equal pressure, so as to ensure the temperature balance of various parts in the box body, thereby ensuring the sterilization effect.

Description

Technical Field

[0001] The utility model relates to the technical field of seedling culture matrix processing, in particular to a seedling culture matrix sterilization device. Background Art

[0002] Factory-based seedling cultivation is an important part of modern agriculture. With the continuous increase in the human population, traditional vegetable cultivation methods are becoming increasingly incapable. People are paying more attention to the research on finding rapid seedling cultivation substrates. Currently, the most commonly used seedling cultivation substrate materials are peat, rock wool, vermiculite, perlite, gravel, and expanded clay.

[0003] The high-temperature steam in the existing high-temperature sterilization device for seedling substrate cannot be evenly distributed inside the disinfection box to ensure that the temperature of various parts inside the disinfection box remains consistent, thereby effectively sterilizing the substrate. In addition, the accumulation of substrate inside the disinfection box can easily cause the substrate to be unable to fully contact with the steam. Therefore, we propose a seedling substrate sterilization device. Utility Model Content

[0004] The utility model aims to provide a seedling culture medium sterilization device to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A seedling medium sterilization device comprises a box body, a feed inlet is arranged at the top of the box body, a sealing cover is threadedly connected to the top of the feed inlet, a steam generator is fixedly installed on one side of the box body, a water injection port is arranged on one side of the top of the steam generator, a sealing cover is threadedly connected to the top of the water injection port, an air outlet of the steam generator is connected to an air supply pipe through a conduit, a plurality of groups of air outlet pipes are fixedly installed at the bottom of the air supply pipe, the air supply pipe and the air outlet pipe are internally connected, a constant pressure dividing mechanism is arranged below the air outlet pipe, an air inlet pipe is arranged below the constant pressure dividing mechanism, the air inlet pipe is fixedly installed on the top of the box body, and the air inlet pipe A through hole is vertically penetrated through the top of the box, and the top of the box is provided with a through hole for the air intake pipe to pass through. A sealing rubber ring is fixedly installed on the inner wall of the through hole. A first mixing drum is horizontally arranged inside the box, and a plurality of groups of mixing paddles are symmetrically installed on the upper and lower sides of the first mixing drum. The first mixing drum is fixedly sleeved on the first rotating shaft, and one end of the first rotating shaft is rotatably connected to the inner side of the box through a bearing seat, and the other end of the first rotating shaft passes through the side wall of the box and is fixedly connected to the output shaft of the motor. The motor is fixedly installed on the top of the fixed plate, and the side wall of the fixed plate is fixedly connected to the side wall of the box. A discharge port is provided at the bottom of the box.

[0007] As a further scheme of the utility model: the constant pressure dividing mechanism includes, a connecting tube, a rod body, a spring, a baffle, a sealing plate and a limit block, the top end of the connecting tube is fixedly connected to the bottom end of the outlet pipe, the bottom end of the connecting tube is fixedly connected to the top end of the inlet pipe, both ends of the connecting tube are respectively provided with through holes with the same inner diameter as the outlet pipe and the inlet pipe, the inner bottom end of the connecting tube is located at the positions on both sides of the opening and the rod body is fixedly installed, the rod body is fixedly sleeved with a first limit block, the top end of the rod body vertically penetrates the baffle, the baffle is provided with a through hole for the rod body to pass through, the rod body is sleeved with a spring, the bottom of the spring is fixedly connected to the top of the first limit block, the top of the spring is fixedly connected to the bottom of the baffle, the sealing plate is fixedly installed on the top of the baffle, and the sealing plate is plugged into the outlet pipe.

[0008] As a further solution of the utility model: a driving gear is fixedly sleeved on one end of the first rotating shaft located outside the box body, the driving gear vertically penetrates the fixed plate, the fixed plate is provided with a through hole for the driving gear to penetrate, the driving gear meshes with the driven gear, the driven gear is fixedly sleeved on the second rotating shaft, one end of the second rotating shaft penetrates the side wall of the box body horizontally, the other end of the second rotating shaft is rotatably connected to the inner side of the box body through a bearing seat, a second limit block is fixedly installed on one end of the second rotating shaft penetrating the side wall of the box body, the second rotating shaft is located on the shaft body of the box body and is fixedly sleeved with a second mixing drum, and a plurality of groups of mixing paddles are symmetrically installed on the upper and lower sides of the second mixing drum.

[0009] As a further solution of the present invention: the stirring paddles fixedly connected to the first stirring drum and the stirring paddles fixedly connected to the second stirring drum are arranged alternately.

[0010] As a further solution of the utility model: conical troughs are symmetrically arranged at the inner bottom of the box body at the positions on both sides of the discharge port.

[0011] As a further solution of the utility model: a switch is fixedly installed on the front surface of the box body, and the switch is electrically connected to the steam generator and the motor through a wire, and the switch is electrically connected to an external power supply through a wire.

[0012] As a further solution of the utility model: support legs are symmetrically installed on both sides of the bottom of the box.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model can distribute the steam in the air supply pipe into the box body at equal pressure through multiple constant pressure distribution mechanisms, so as to ensure the temperature balance of each part of the box body, thereby ensuring the sterilization effect;

[0015] 2. The utility model drives the first rotating shaft and the second rotating shaft to rotate simultaneously, thereby driving the first mixing drum mounted on the first rotating shaft and the second rotating shaft to rotate simultaneously. The first mixing drum drives the mixing paddle to rotate, thereby achieving uniform stirring of the seedling matrix inside the box body, turning over the seedling matrix in the box body, so that the seedling matrix is ​​fully in contact with the steam, thereby preventing insufficient contact between the matrix and the steam, which affects the effect of the matrix seedling cultivation. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of the seedling medium sterilization device.

[0017] Figure 2 It is a front view of the seedling medium sterilization device.

[0018] Figure 3 This is a schematic diagram of the structure at point A in the seedling medium sterilization device.

[0019] As shown in the figure: 1. Box body; 2. Support legs; 3. Feed port; 4. Steam generator; 5. Air supply pipe; 6. Air outlet pipe; 7. Connecting pipe; 8. Air inlet pipe; 9. Rod body; 10. Spring; 11. Baffle; 12. Sealing plate; 13. First limit block; 14. First mixing drum; 15. Agitator; 16. Constant pressure dividing mechanism; 17. First rotating shaft; 18. Second rotating shaft; 19. Driven gear; 20. Driving gear; 21. Fixed plate; 22. Motor; 23. Feed port; 24. Conical trough; 25. Switch; 26. Second mixing drum; 27. Second limit block. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figures 1 to 3In the embodiment of the utility model, a seedling medium sterilization device includes a box body 1, a supporting leg 2, a feed port 3, a steam generator 4, an air supply pipe 5, an air outlet pipe 6, a connecting pipe 7, an air inlet pipe 8, a rod body 9, a spring 10, a baffle 11, a sealing plate 12, a limit block 13, a first mixing drum 14, a stirring paddle 15, a constant pressure dividing mechanism 16, a first rotating shaft 17, a second rotating shaft 18, a driven gear 19, a driving gear 20, a fixed plate 21, a motor 22, a feed port 23, a conical trough body 24, a switch 25, a second mixing drum 26 and a second limit block 27. Support legs 2 are symmetrically installed on both sides of the bottom of the box body 1, a feed port 3 is opened at the top of the box body 1, and a sealing cover is threadedly connected to the top of the feed port 3, a steam generator 4 is fixedly installed on one side of the box body 1, a water injection port is opened on one side of the top of the steam generator 4, and a sealing cover is threadedly connected to the top of the water injection port, the air outlet of the steam generator 4 is connected to the air supply pipe 5 through a conduit, a plurality of groups of air outlet pipes 6 are fixedly installed at the bottom of the air supply pipe 5, the air supply pipe 5 and the air outlet pipe 6 are internally connected, a constant pressure dividing mechanism 16 is arranged below the air outlet pipe 6, and an air inlet pipe 8 is arranged below the constant pressure dividing mechanism 16.

[0022] The constant pressure dividing mechanism 16 includes a connecting tube 7, a rod body 9, a spring 10, a baffle 11, a sealing plate 12 and a first limit block 13. The top of the connecting tube 7 is fixedly connected to the bottom of the outlet pipe 6, and the bottom of the connecting tube 7 is fixedly connected to the top of the inlet pipe 8. Both ends of the connecting tube 7 are respectively provided with through holes with the same inner diameter as the outlet pipe 6 and the inlet pipe 8. The inner bottom end of the connecting tube 7 is fixedly installed with the rod body 9 at the positions on both sides of the opening. The rod body 9 is fixedly sleeved with a first limit block 13. The top of the rod body 9 is vertically The baffle 11 is penetrated, and the baffle 11 is provided with a through hole for the rod body 9 to pass through. The rod body 9 is sleeved with a spring 10. The bottom of the spring 10 is fixedly connected to the top of the first limit block 13, and the top of the spring 10 is fixedly connected to the bottom of the baffle 11. A sealing plate 12 is fixedly installed on the top of the baffle 11, and the sealing plate 12 is inserted into the air outlet pipe 6. The steam in the air supply pipe 5 can be distributed at equal pressure into the interior of the box 1 through multiple constant pressure dividing mechanisms 16, thereby ensuring the temperature balance of various parts in the box 1, thereby ensuring the sterilization effect.

[0023] The air inlet pipe 8 is fixedly mounted on the top of the housing 1, and the air inlet pipe 8 vertically penetrates the top of the housing 1. A through hole is provided on the top of the housing 1 for the air inlet pipe 8 to pass through, and a sealing rubber ring is fixedly installed on the inner wall of the through hole. A first mixing drum 14 is horizontally arranged inside the housing 1, and a plurality of groups of mixing paddles 15 are symmetrically installed on the upper and lower sides of the first mixing drum 14. The first mixing drum 14 is fixedly sleeved on a first rotating shaft 17, and one end of the first rotating shaft 17 is rotatably connected to the inner side of the housing 1 through a bearing seat, and the other end of the first rotating shaft 17 penetrates the side wall of the housing 1 and is fixedly connected to the output shaft of the motor 22. The motor 22 is fixedly mounted on the top of a fixing plate 21, and the side wall of the fixing plate 21 is fixedly connected to the side wall of the housing 1. A driving gear 20 is fixedly sleeved on one end of the first rotating shaft 17 outside the housing 1, and the driving gear 20 vertically penetrates the fixing plate 21, and the fixing plate 21 is provided with a through hole for the driving gear 20 to pass through. The driving gear 20 meshes with the driven gear 19, and the driven gear 19 is fixedly sleeved The second rotating shaft 18 is arranged on the second rotating shaft 18, one end of which is fixedly sleeved with a bearing, and the bearing passes through the side wall of the box body 1 horizontally, and the other end of the second rotating shaft 18 is rotatably connected to the inner side of the box body 1 through a bearing seat, and one end of the second rotating shaft 18 passing through the side wall of the box body 1 is fixedly installed with a second limit block 27, and the second rotating shaft 18 is located on the shaft body of the box body 1 and is fixedly sleeved with a second mixing drum 26, and a plurality of groups of stirring paddles 15 are symmetrically installed on the upper and lower sides of the second mixing drum 26, and the stirring paddles 15 fixedly connected to the first mixing drum 14 and the stirring paddles 15 fixedly connected to the second mixing drum 26 are staggered, and a discharge port 23 is opened at the bottom of the box body 1, and conical trough bodies 24 are symmetrically arranged at the positions on both sides of the discharge port 23 at the inner bottom of the box body 1, and a switch 25 is fixedly installed on the front surface of the box body 1, and the switch 25 is electrically connected to the steam generator 4 and the motor 22 through a wire, and the switch 25 is electrically connected to the external power supply through a wire, and the model of the steam generator 4 is LDR-0.2-0.8.

[0024] The working principle of the utility model is:

[0025] The staff puts the substrate for seedling cultivation into the box body 1 through the feed port 3, turns on the steam generator 4, and the steam generator 4 generates steam. The steam enters the air supply pipe 5 from the conduit, and the air supply pipe 5 enters the constant pressure dividing mechanism 26 through the air outlet pipe 6. The sealing plate 12 is pushed downward by the gas pressure of the steam, thereby applying pressure downward to the baffle 11, and the baffle 11 further presses the spring 10 below, so that the spring 10 is in a compressed state at this time, and the sealing plate 12 is separated from the inside of the air outlet pipe 6, so that the air outlet pipe 6 and the inside of the connecting pipe 7 are realized, and the steam enters the box body 1 through the connecting pipe 7 to perform high-temperature disinfection on the substrate material; after the steam generator is turned off, the spring 10 releases its elastic potential energy, drives the sealing plate 12 to reset, and the steam in the air supply pipe 5 can pass through multiple A constant pressure dividing mechanism 26 distributes equal pressure into the interior of the box body 1 to ensure the temperature balance of each part of the box body 1, thereby ensuring the sterilization effect; turn on the motor 22, the motor 22 drives the first rotating shaft 17 to rotate, and at the same time drives the driving gear 20 to rotate, the driving gear 20 drives the driven gear 19 to rotate, and the driven gear 19 drives the second rotating shaft 8 to rotate, so that the first rotating shaft 17 and the second rotating shaft 8 rotate at the same time, thereby driving the first mixing drum 14 mounted on the first rotating shaft 17 and the second rotating shaft 8 to rotate at the same time, the first mixing drum 14 drives the mixing paddle 15 to rotate, so as to achieve uniform stirring of the seedling matrix inside the box body 1, turn over the seedling matrix in the box body 1, so that the seedling matrix is ​​fully in contact with the steam, to prevent insufficient disinfection and sterilization of the matrix, affecting the matrix seedling effect.

[0026] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A seedling medium sterilization device, comprising a housing (1), characterized in that: The top of the box body (1) is provided with a feed inlet (3), the top of the feed inlet (3) is threadedly connected to a sealing cover, a steam generator (4) is fixedly installed on one side of the box body (1), the air outlet of the steam generator (4) is connected to an air supply pipe (5) through a conduit, a plurality of groups of air outlet pipes (6) are fixedly installed at the bottom of the air supply pipe (5), the air supply pipe (5) and the air outlet pipe (6) are internally connected, a constant pressure dividing mechanism (16) is provided below the air outlet pipe (6), an air inlet pipe (8) is provided below the constant pressure dividing mechanism (16), the air inlet pipe (8) is fixedly installed on the top of the box body (1), the air inlet pipe (8) vertically penetrates the top of the box body (1), and a hole for the air inlet pipe (8) is provided on the top of the box body (1). ) passes through a through hole, and a sealing rubber ring is fixedly installed on the inner wall of the through hole. A first mixing drum (14) is horizontally arranged inside the box body (1), and a plurality of groups of mixing paddles (15) are symmetrically installed on the upper and lower sides of the first mixing drum (14). The first mixing drum (14) is fixedly sleeved on a first rotating shaft (17), and one end of the first rotating shaft (17) is rotatably connected to the inner side of the box body (1) through a bearing seat, and the other end of the first rotating shaft (17) passes through the side wall of the box body (1) and is fixedly connected to the output shaft of the motor (22). The motor (22) is fixedly installed on the top of the fixing plate (21), and the side wall of the fixing plate (21) is fixedly connected to the side wall of the box body (1). A discharge port (23) is opened at the bottom of the box body (1).

2. The seedling culture medium sterilization device according to claim 1, characterized in that: The constant pressure dividing mechanism (16) comprises a connecting tube (7), a rod body (9), a spring (10), a baffle (11), a sealing plate (12) and a first limit block (13); the top end of the connecting tube (7) is fixedly connected to the bottom end of the outlet pipe (6); the bottom end of the connecting tube (7) is fixedly connected to the top end of the inlet pipe (8); through holes having the same inner diameter as the outlet pipe (6) and the inlet pipe (8) are respectively opened at both ends of the connecting tube (7); the rod body (9) is fixedly installed at the inner bottom end of the connecting tube (7) at positions on both sides of the opening 9), a first limit block (13) is fixedly sleeved on the rod body (9), the top of the rod body (9) vertically penetrates the baffle (11), the baffle (11) is provided with a through hole for the rod body (9) to pass through, the rod body (9) is sleeved with a spring (10), the bottom of the spring (10) is fixedly connected to the top of the first limit block (13), the top of the spring (10) is fixedly connected to the bottom of the baffle (11), a sealing plate (12) is fixedly installed on the top of the baffle (11), and the sealing plate (12) is inserted into the air outlet pipe (6).

3. The seedling culture medium sterilization device according to claim 1, characterized in that: A driving gear (20) is fixedly sleeved on one end of the first rotating shaft (17) located outside the housing (1), the driving gear (20) vertically penetrates a fixing plate (21), the fixing plate (21) is provided with a through hole for the driving gear (20) to penetrate, the driving gear (20) meshes with a driven gear (19), the driven gear (19) is fixedly sleeved on a second rotating shaft (18), a bearing is fixedly sleeved on the outer side of one end of the second rotating shaft (18), the bearing penetrates the side wall of the housing (1) horizontally, the other end of the second rotating shaft (18) is rotatably connected to the inner side of the housing (1) through a bearing seat, a second limiting block (27) is fixedly installed on one end of the second rotating shaft (18) penetrating the side wall of the housing (1), a second mixing drum (26) is fixedly sleeved on the shaft body of the second rotating shaft (18) located on the housing (1), and a plurality of groups of mixing paddles (15) are symmetrically installed on the upper and lower sides of the second mixing drum (26).

4. The seedling culture medium sterilization device according to claim 3, characterized in that: The stirring paddles (15) fixedly connected to the first stirring drum (14) and the stirring paddles (15) fixedly connected to the second stirring drum (26) are arranged alternately.

5. The seedling culture medium sterilization device according to claim 1, characterized in that: Conical trough bodies (24) are symmetrically arranged at the inner bottom of the box body (1) at positions on both sides of the discharge port (23).

6. The seedling culture medium sterilization device according to claim 1, characterized in that: A switch (25) is fixedly mounted on the front surface of the box body (1); the switch (25) is electrically connected to the steam generator (4) and the motor (22) via a wire; and the switch (25) is electrically connected to an external power source via a wire.

7. The seedling culture medium sterilization device according to claim 1, characterized in that: The model of the steam generator (4) is LDR-0.2-0.

8.

8. The seedling culture medium sterilization device according to claim 1, characterized in that: Support legs (2) are symmetrically mounted on both sides of the bottom of the box body (1).

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