Device for accurately detecting moisture content of sludge

Abstract

The utility model discloses a device for accurately detecting the moisture content of sludge, which relates to the technical field of detection of the moisture content of sludge, and particularly comprises a box body, a placing frame is movably mounted on the inner side of the lower end of the box body, a pressure detector is arranged in the placing frame, a first vessel is movably mounted on the inner side of the placing frame, and a second vessel is movably mounted on the inner side of the first vessel. A heater is fixedly installed at the bottom end of the inner side of the box body, the heater is matched with the first vessel, a horn cavity is formed in the inner side of the box body, and the bottom end of the horn cavity is matched with the upper end of the first vessel. Sludge on the inner side of the first vessel can be heated through the heater, water on the inner side of the sludge is gasified, condensed by the cooling box and then flows into the second vessel to be stored, and the weight change of the inner sides of the first vessel and the second vessel can be detected in real time through the pressure detector and the pressure sensor. Therefore, the weight of the water and the weight of the dried sludge can be respectively measured, so that the water content of the sludge can be accurately measured.

Description

Technical Field

[0001] The utility model relates to the technical field of sludge moisture content detection, in particular to a device for accurately detecting sludge moisture content. Background Art

[0002] Sludge is solid sediment produced during water and sewage treatment, mainly composed of organic debris, inorganic particles, colloids, etc. It is a thick substance between liquid and solid, which can be transported by pumps, but it is difficult to separate solids and liquids by sedimentation. It is an inevitable product of sewage treatment. According to the source of sewage, sludge can be divided into domestic sewage sludge and industrial wastewater sludge. It usually needs to undergo concentration, digestion, dehydration, drying or incineration to achieve reduction, stabilization and harmless processing. Before treatment, it is usually necessary to test the water content of the sludge to ensure that subsequent treatment will not be affected.

[0003] The dried sludge moisture content detection device disclosed in the Chinese utility model patent application disclosure CN221528513U realizes the homogenization of dried sludge, the size of the compressed particle space and the automatic detection of the dried sludge moisture content, which alleviates the technical problems existing in the prior art that the sludge moisture content detection needs to adjust the sampling points many times and the space release of the sludge particles after crushing affects the detection accuracy. However, when the dried sludge moisture content detection device encounters sludge with a low moisture content during use, the moisture inside it may be unevenly distributed, and the results detected at different detection points may be different, resulting in the disadvantage of large errors when detecting sludge with a low moisture content, as well as inconvenient operation and inconvenience in cleaning the container containing the sample after use. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a device for accurately detecting the moisture content of sludge, which solves the problems raised in the above-mentioned background technology.

[0005] To achieve the above purpose, the utility model is implemented through the following technical scheme: it includes a box body, a placement rack is movably installed on the inner side of the lower end of the box body, the placement rack is equipped with a pressure detector, a first container is movably installed on the inner side of the placement rack, a heater is fixedly installed on the inner bottom end of the box body, the heater is adapted to the first container, a horn cavity is opened on the inner side of the box body, the bottom end of the horn cavity is adapted to the upper end of the first container, a conduit is provided on the top of the horn cavity, a heat dissipation cavity is provided on the inner upper end of the box body, a cooling pipe is provided on the inner side of the heat dissipation cavity, a cooling pipe is fixedly connected to the top end of the conduit, a cooling box is fixedly connected to the outer side of the cooling pipe, and the outer surface of the cooling box A heat sink is fixedly connected, and the other end of the cooling tube is fixedly connected to a drain pipe, a water collecting chamber is opened on the inner side of the box body, a pressure sensor is fixedly connected to the inner bottom end of the water collecting chamber, a storage rack is fixedly connected to the upper end of the pressure sensor, a second container is movably installed on the inner side of the storage rack, the bottom end of the drain pipe is adapted to the second container, a chamber door is movably installed on the open end of the water collecting chamber, an air inlet is opened on one side of the heat dissipation chamber, a filter plate is fixedly connected to the inner side of the air inlet, an exhaust port is arranged at the top of the heat dissipation chamber, a support frame is fixedly connected to the inner bottom end of the exhaust port, a heat dissipation fan is fixedly connected to the upper end of the support frame, and a switch panel is fixedly connected to one side of the box body.

[0006] Optionally, the first container is made of magnetic stainless steel, and the heater is an electromagnetic induction heater.

[0007] Optionally, the cooling tube is spiral and inclined, the cooling box and the cooling tube are sealed, a heat-conductive filler is installed on the inner side of the cooling box, and the cooling box and the heat sink are both made of metal copper.

[0008] Optionally, the filter plate is composed of a mesh plate with a pore size of 0.1 mm.

[0009] Optionally, a threaded block is fixedly connected to the bottom end of the placement rack, and a threaded hole is provided on the inner side of the threaded block.

[0010] Optionally, a motor is fixedly mounted on the inner bottom end of the box body, one end of the output shaft of the motor is fixedly connected to a screw rod, and the screw rod is threadably adapted to a threaded hole on the inner side of the threaded block.

[0011] Optionally, a plurality of supporting feet distributed in a rectangular array are fixedly connected to the bottom end of the box, and the supporting feet are made of rubber material.

[0012] Optionally, rollers are symmetrically and movably mounted on one side of the bottom end of the box, and a handle is fixedly connected to the upper end of the rear side of the box.

[0013] The utility model provides a device for accurately detecting the moisture content of sludge, which has the following beneficial effects:

[0014] 1. A device for accurately detecting the moisture content of sludge. The sludge inside a first container can be heated by a heater to vaporize the water inside the sludge, which is then condensed by a cooling box and flows into a second container for storage. The weight changes inside the first container and the second container can be detected in real time by a pressure detector and a pressure sensor, respectively, so that the weight of the water and the dried sludge can be measured respectively, thereby accurately measuring the moisture content of the sludge.

[0015] 2. This device for accurately detecting the moisture content of sludge can drive the placement frame to automatically extend and retract through the adaptation of the screw and the threaded block, thereby making it more convenient to place the sludge sample inside the first container. It is also easier to clean the first container after taking it out. The rollers and handles can also make the device movable and can be moved when necessary. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a first stereoscopic schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a second stereoscopic schematic diagram of the structure of the utility model;

[0018] Figure 3 It is a cross-sectional schematic diagram of the structure of the utility model;

[0019] Figure 4 It is a schematic diagram of the cooling pipe structure of the utility model;

[0020] Figure 5 It is a cross-sectional schematic diagram of the cooling box structure of the utility model;

[0021] Figure 6 It is a cross-sectional schematic diagram of the heat dissipation fan structure of the utility model;

[0022] Figure 7 For this utility model Figure 3 A magnified schematic diagram of the structure of area A in the middle.

[0023] In the figure: 1. box body; 2. placement rack; 3. first container; 4. heater; 5. speaker cavity; 6. conduit; 7. cooling pipe; 8. cooling box; 9. heat sink; 10. drain pipe; 11. water collecting cavity; 12. pressure sensor; 13. storage rack; 14. second container; 15. cavity door; 16. air inlet; 17. filter plate; 18. exhaust port; 19. support frame; 20. cooling fan; 21. switch panel; 22. threaded block; 23. motor; 24. screw; 25. support foot; 26. roller; 27. handle. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments. Example 1

[0025] See also Figure 1 , 3 , 4, 5 and 6, the utility model provides a technical solution: a device for accurately detecting the moisture content of sludge, comprising a box body 1, a placing rack 2 is movably installed on the inner side of the lower end of the box body 1, the placing rack 2 has a built-in pressure detector, a first container 3 is movably installed on the inner side of the placing rack 2, the first container 3 is made of magnetic stainless steel, a heater 4 is fixedly installed on the inner bottom end of the box body 1, the heater 4 is an electromagnetic induction heater, the heater 4 is adapted to the first container 3, a horn cavity 5 is opened on the inner side of the box body 1, and the bottom end of the horn cavity 5 is aligned with the upper end of the first container 3. The top of the speaker cavity 5 is provided with a conduit 6, the upper end of the inner side of the box body 1 is provided with a heat dissipation cavity, the inner side of the heat dissipation cavity is provided with a cooling pipe 7, the top of the conduit 6 is fixedly connected with the cooling pipe 7, the outer side of the cooling pipe 7 is fixedly connected with a cooling box 8, the cooling pipe 7 is spiral and inclined, the cooling box 8 and the cooling pipe 7 are sealed, the inner side of the cooling box 8 is equipped with a heat conductive filler, the outer surface of the cooling box 8 is fixedly connected with a heat sink 9, the cooling box 8 and the heat sink 9 are both made of metal copper, the other end of the cooling pipe 7 is fixedly connected with a drain pipe 10, the inner side of the box body 1 is opened A water collecting chamber 11 is provided, a pressure sensor 12 is fixedly connected to the inner bottom end of the water collecting chamber 11, a shelf 13 is fixedly connected to the upper end of the pressure sensor 12, a second container 14 is movably installed on the inner side of the shelf 13, the bottom end of the drain pipe 10 is adapted to the second container 14, a chamber door 15 is movably installed on the open end of the water collecting chamber 11, an air inlet 16 is opened on one side of the heat dissipation chamber, a filter plate 17 is fixedly connected to the inner side of the air inlet 16, and the filter plate 17 is composed of a mesh plate with an aperture of 0.1 mm, an exhaust port 18 is provided at the top of the heat dissipation chamber, and the inner side of the exhaust port 18 A support frame 19 is fixedly connected to the bottom, a heat dissipation fan 20 is fixedly connected to the upper end of the support frame 19, and a switch panel 21 is fixedly connected to one side of the box body 1. The sludge inside the first container 3 can be heated by the heater 4 so that the water inside the sludge is vaporized and then condensed by the cooling box 8 and flows into the second container 14 for storage. The changes in the weight inside the first container 3 and the second container 14 can be detected in real time by the pressure detector and the pressure sensor 12, so that the weight of the water and the dried sludge can be measured respectively, so that the moisture content of the sludge can be accurately measured.

[0026] When in use, a sludge sample to be tested is placed inside the first container 3, and the weight of the sludge sample can be detected by a pressure detector built into the placement rack 2. The first container 3 can be heated by the heater 4, thereby indirectly heating the sludge inside it. The moisture inside the sludge sample can be evaporated by heating the sludge sample, and flows into the cooling tube 7 through the horn cavity 5 and the conduit 6. The water vapor inside the cooling tube 7 can be cooled by the heat-conducting filler inside the cooling box 8 in conjunction with the heat sink 9 and the heat dissipation fan 20, so that the water vapor inside the cooling tube 7 is liquefied and flows into the second container 14 through the drain pipe 10. The separated water can be weighed by the pressure sensor 12, and the moisture content of the sludge can be measured based on the weight of the sludge sample and the weight of the water. Example 2

[0027] See also Figure 2 and 7 The utility model provides a technical solution: a device for accurately detecting the moisture content of sludge, specifically, a threaded block 22 is fixedly connected to the bottom end of the placement rack 2, and a threaded hole is opened on the inner side of the threaded block 22. A motor 23 is fixedly installed at the bottom end of the inner side of the box body 1, and one end of the output shaft of the motor 23 is fixedly connected to a screw rod 24, and the screw rod 24 is threadedly adapted to the threaded hole on the inner side of the threaded block 22. A plurality of legs 25 distributed in a rectangular array are fixedly connected to the bottom end of the box body 1, and the legs 25 are made of rubber material. Rollers 26 are symmetrically and movably installed on one side of the bottom end of the box body 1, and a handle 27 is fixedly connected to the upper end of the rear side of the box body 1. The screw rod 24 is adapted to the threaded block 22, so that the placement rack 2 can be driven to automatically retract, and then it is more convenient to place the sludge sample inside the first container 3. It is also more convenient to clean the first container 3 after taking it out. The rollers 26 and the handles 27 can also make the device movable and can be moved when necessary.

[0028] When in use, the motor 23 can drive the screw 24 to rotate and adapt to the threaded block 22, so that the placement rack 2 can be driven to move automatically, which is very convenient when placing the sample in the first container 3 or taking it out for cleaning. The support feet 25 can make the box body 1 more stable when placed, and the handle 27 and the roller 26 can make the box body 1 move, so that it can be displaced when needed.

[0029] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A device for accurately detecting the moisture content of sludge, comprising a housing (1), characterized in that: A placement rack (2) is movably mounted on the inner side of the lower end of the box (1), the placement rack (2) having a built-in pressure detector, a first container (3) is movably mounted on the inner side of the placement rack (2), a heater (4) is fixedly mounted on the inner bottom end of the box (1), the heater (4) is matched with the first container (3), a horn cavity (5) is opened on the inner side of the box (1), the bottom end of the horn cavity (5) is matched with the upper end of the first container (3), a conduit (6) is arranged on the top end of the horn cavity (5), a heat dissipation cavity is provided on the inner upper end of the box (1), a cooling pipe (7) is provided on the inner side of the heat dissipation cavity, the top end of the conduit (6) is fixedly connected to the cooling pipe (7), the outer side of the cooling pipe (7) is fixedly connected to a cooling box (8), the outer surface of the cooling box (8) is fixedly connected to a heat sink (9), and the other end of the cooling pipe (7) is fixedly connected to a heat sink (9). A water pipe (10), a water collecting chamber (11) is provided on the inner side of the box body (1), a pressure sensor (12) is fixedly connected to the inner bottom end of the water collecting chamber (11), a shelf (13) is fixedly connected to the upper end of the pressure sensor (12), a second container (14) is movably mounted on the inner side of the shelf (13), the bottom end of the drainage pipe (10) is matched with the second container (14), a chamber door (15) is movably mounted on the open end of the water collecting chamber (11), an air inlet (16) is provided on one side of the heat dissipation chamber, a filter plate (17) is fixedly connected to the inner side of the air inlet (16), an exhaust port (18) is provided on the top of the heat dissipation chamber, a support frame (19) is fixedly connected to the inner bottom end of the exhaust port (18), a heat dissipation fan (20) is fixedly connected to the upper end of the support frame (19), and a switch panel (21) is fixedly connected to one side of the box body (1).

2. The device for accurately detecting the moisture content of sludge according to claim 1, characterized in that: The first container (3) is made of magnetic stainless steel, and the heater (4) is an electromagnetic induction heater.

3. The device for accurately detecting the moisture content of sludge according to claim 1, characterized in that: The cooling tube (7) is spiral and arranged in an inclined shape, the cooling box (8) and the cooling tube (7) are sealed, a heat-conducting filler is installed on the inner side of the cooling box (8), and the cooling box (8) and the heat sink (9) are both made of metal copper.

4. The device for accurately detecting the moisture content of sludge according to claim 1, characterized in that: The filter plate (17) is composed of a mesh plate with a pore size of 0.1 mm.

5. The device for accurately detecting the moisture content of sludge according to claim 1, characterized in that: A threaded block (22) is fixedly connected to the bottom end of the placement rack (2), and a threaded hole is provided on the inner side of the threaded block (22).

6. The device for accurately detecting the moisture content of sludge according to claim 5, characterized in that: A motor (23) is fixedly mounted on the inner bottom end of the box body (1), and a screw rod (24) is fixedly connected to one end of the output shaft of the motor (23), and the screw rod (24) is threadably matched with a threaded hole on the inner side of the threaded block (22).

7. The device for accurately detecting the moisture content of sludge according to claim 1, characterized in that: A plurality of supporting feet (25) distributed in a rectangular array are fixedly connected to the bottom end of the box body (1), and the supporting feet (25) are made of rubber material.

8. The device for accurately detecting the moisture content of sludge according to claim 1, characterized in that: A roller (26) is symmetrically and movably mounted on one side of the bottom end of the box body (1), and a handle (27) is fixedly connected to the upper end of the rear side of the box body (1).

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