Metal sludge drying device

Abstract

The utility model relates to the technical field of sludge drying devices, in particular to a metal sludge drying device which comprises a support and a heating barrel, two second rotating shafts are rotatably connected into the support, first connecting rods are fixedly connected to the opposite outer walls of the two second rotating shafts, and second connecting rods are fixedly connected to the opposite outer walls of the two first connecting rods. An annular scraper is arranged in the support, two connecting rods are fixedly connected to the upper end face of the annular scraper, third connecting rods are fixedly connected to the upper end faces of the two connecting rods, slotted holes are formed in the outer walls of the two third connecting rods, a second connecting rod is slidably connected to the interiors of the two slotted holes, and four sliding rods are fixedly connected to the upper end face of the support. The two third connecting rods are in sliding connection with the four sliding rods correspondingly, through cooperation of a second driving motor, a second rotating shaft, the first connecting rods, the second connecting rods, the third connecting rods, the slotted holes, the sliding rods, the connecting rods and the annular scraper, the annular scraper can be driven to reciprocate up and down, and caked sludge adhering to the inner wall of the heating barrel is scraped off.

Description

Technical Field

[0001] The utility model relates to the technical field of sludge drying devices, in particular to a metal sludge drying device. Background Art

[0002] The amount of heavy metal sludge generated by many enterprises such as electroplating, electronics, hardware, chemical, and smelting is increasing rapidly. During the treatment process of heavy metal sludge, due to its high water content and fine particle size, the sludge must first be dried in the process of using the dry method to reduce the water content of the sludge from 80% to below 50%. An important stage in the environmental protection and resource utilization process of sludge treatment is the sludge drying stage.

[0003] After the existing sludge drying device sludge is dried, the sludge itself clumps and easily adheres to the inner wall of the drying device, making it difficult to remove and inconvenient for subsequent processing and use. Therefore, a metal sludge drying device is needed to solve this problem. Utility Model Content

[0004] The utility model provides a drying device for metal sludge, which can scrape off the sludge adhering to the inner wall of a heating barrel and automatically discharge the sludge, and has a good use effect.

[0005] The utility model is implemented as follows: a metal sludge drying device comprises a bracket and a heating barrel, wherein the bracket is internally rotatably connected to two symmetrically distributed second rotating shafts, the outer walls opposite to the two second rotating shafts are fixedly connected to a first connecting rod, the outer walls opposite to the two first connecting rods are fixedly connected to a second connecting rod, a second driving motor is installed on the right end surface of the bracket, the output end of the second driving motor is fixedly connected to the second rotating shaft on the right side, an annular scraper is arranged inside the bracket, the upper end surface of the annular scraper is fixedly connected to two symmetrically distributed connecting rods, the upper end surfaces of the two connecting rods are fixedly connected to a third connecting rod, the outer walls of the two third connecting rods are provided with slots, the second connecting rod is slidably connected to the inside of the two slots, the upper end surface of the bracket is fixedly connected to four symmetrically distributed sliding rods, and the two third connecting rods are slidably connected to the four sliding rods respectively;

[0006] The outer wall of the heating barrel is fixedly connected to two symmetrically distributed first rotating shafts, and the two first rotating shafts are both rotatably connected to the bracket. A servo motor is installed on the right end face of the bracket, and the output end of the servo motor is fixedly connected to the first rotating shaft on the right side.

[0007] In order to facilitate the crushing of the dried sludge, as a preferred metal sludge drying device of the utility model, a first drive motor is installed on the lower end surface of the heating barrel, the output end of the first drive motor extends to the interior of the heating barrel and is fixedly connected to a connecting shaft, and a plurality of crushing blades are fixedly connected to the outer wall of the connecting shaft.

[0008] In order to facilitate the slide rod to maintain stability, as a preferred metal sludge drying device of the utility model, the inner wall of the bracket is fixedly connected with four symmetrically distributed support plates, and the four slide rods are fixedly connected with the four support plates respectively.

[0009] In order to facilitate the rotation of the heating barrel, as a preferred metal sludge drying device of the utility model, the servo motor is a worm gear reduction motor.

[0010] In order to facilitate the sliding of the second connecting rod in the slot, as a preferred metal sludge drying device of the utility model, the second connecting rod is cylindrical.

[0011] In order to facilitate the control of the equipment, as a preferred metal sludge drying device of the utility model, a controller is provided on the left end face of the bracket, and the servo motor, the first drive motor and the second drive motor are all electrically connected to the controller.

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

[0013] The metal sludge drying device can drive the annular scraper to reciprocate up and down through the cooperation of the second driving motor, the second rotating shaft, the first connecting rod, the second connecting rod, the third connecting rod, the slot hole, the sliding rod, the connecting rod and the annular scraper, so as to scrape off the agglomerated sludge adhering to the inner wall of the heating barrel, and the servo motor drives the heating barrel to flip so that the dried sludge powder in the heating barrel is automatically poured out, thereby reducing the labor intensity of the operator and being easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is an overall structural diagram of a metal sludge drying device of the utility model;

[0015] Figure 2 This is a front cross-sectional view of a metal sludge drying device according to the utility model;

[0016] Figure 3 This is a structural diagram of the annular scraper of the utility model.

[0017] In the figure, 1. bracket; 2. heating barrel; 3. first rotating shaft; 4. servo motor; 5. first driving motor; 6. connecting shaft; 7. crushing blade; 8. second rotating shaft; 9. first connecting rod; 10. second connecting rod; 11. annular scraper; 12. connecting rod; 13. third connecting rod; 14. slot; 15. second driving motor; 16. controller; 17. support plate; 18. sliding rod. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0019] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0020] See also Figure 1-3 , a metal sludge drying device, comprising a bracket 1 and a heating barrel 2, the bracket 1 is internally rotatably connected with two symmetrically distributed second rotating shafts 8, the outer walls opposite to the two second rotating shafts 8 are fixedly connected with a first connecting rod 9, the outer walls opposite to the two first connecting rods 9 are fixedly connected with a second connecting rod 10, a second drive motor 15 is installed on the right end surface of the bracket 1, the output end of the second drive motor 15 is fixedly connected to the second rotating shaft 8 on the right side, an annular scraper 11 is arranged inside the bracket 1, the upper end surface of the annular scraper 11 is fixedly connected with two symmetrically distributed connecting rods 12, the upper end surfaces of the two connecting rods 12 are fixedly connected with third connecting rods 13, the outer walls of the two third connecting rods 13 are both provided with slots 14, the second connecting rod 10 is slidably connected inside the two slots 14, the upper end surface of the bracket 1 is fixedly connected with four symmetrically distributed sliding rods 18, the two third connecting rods 13 are slidably connected with the four sliding rods 18 respectively;

[0021] The outer wall of the heating barrel 2 is fixedly connected with two symmetrically distributed first rotating shafts 3, and the two first rotating shafts 3 are both rotatably connected to the bracket 1. A servo motor 4 is installed on the right end face of the bracket 1, and the output end of the servo motor 4 is fixedly connected to the first rotating shaft 3 on the right side.

[0022] In this embodiment: the second drive motor 15 is started, and the second drive motor 15 drives the second rotating shaft 8 on the right side to rotate, and then drives the first connecting rod 9 on the right side to rotate, and the first connecting rod 9 on the right side further drives the second connecting rod 10 to rotate, and then drives the two third connecting rods 13 to reciprocate up and down along the sliding rod 18 through the slot 14, and then drives the connecting rod 12 and the annular scraper 11 to reciprocate up and down, and scrapes off the agglomerated sludge adhered to the inner wall of the heating barrel 2, and starts the servo motor 4, and the servo motor 4 drives the first rotating shaft 3 on the right side to rotate, and then drives the heating barrel 2 to rotate, so that the barrel mouth of the heating barrel 2 rotates to tilt downward, so that the dried and crushed sludge powder inside is automatically poured out, reducing the labor intensity of the operator.

[0023] As a technical optimization solution of the utility model, a first drive motor 5 is installed on the lower end surface of the heating barrel 2, the output end of the first drive motor 5 extends to the interior of the heating barrel 2 and is fixedly connected to a connecting shaft 6, and a plurality of crushing blades 7 are fixedly connected to the outer wall of the connecting shaft 6.

[0024] In this embodiment: the first drive motor 5 is started, and the first drive motor 5 drives the connecting shaft 6 to rotate, and then drives the multiple crushing blades 7 to rotate. The crushing blades 7 rotate when the sludge is drying, and the sludge can be stirred to make it dry evenly. After drying, the agglomerated sludge can be crushed by the rotating crushing blades 7 to facilitate discharge.

[0025] As a technical optimization solution of the present utility model, four symmetrically distributed support plates 17 are fixedly connected to the inner wall of the bracket 1, and four sliding rods 18 are fixedly connected to the four support plates 17 respectively.

[0026] In this embodiment, the lower end of the slide bar 18 is fixed by the support plate 17 so that the slide bar 18 remains stable.

[0027] As a technical optimization solution of the present invention, the servo motor 4 is a worm gear reduction motor.

[0028] In this embodiment, by configuring the servo motor 4 as a worm gear reduction motor, it is convenient to drive the heating barrel 2 to rotate to a fixed angle and then fix it.

[0029] As a technical optimization solution of the present invention, the second connecting rod 10 is cylindrical.

[0030] In this embodiment, the second connecting rod 10 is configured to be cylindrical, so that the second connecting rod 10 can slide in the slot 14 easily.

[0031] As a technical optimization solution of the present invention, a controller 16 is provided on the left end surface of the bracket 1 , and the servo motor 4 , the first drive motor 5 and the second drive motor 15 are all electrically connected to the controller 16 .

[0032] In this embodiment, the device is controlled by the controller 16, which saves time and effort and improves the degree of automation.

[0033] The working principle and use process of the utility model are as follows: when in use, firstly, the sludge is passed into the heating barrel 2, and then the heating barrel 2 is turned on to heat and dry the sludge, then the first driving motor 5 is started, the first driving motor 5 drives the connecting shaft 6 to rotate, and then drives a plurality of crushing blades 7 to rotate, the crushing blades 7 rotate when the sludge is dried, stirs the sludge, and makes the drying uniform, after drying, the rotating crushing blades 7 crush the agglomerated sludge, and then the second driving motor 15 is started, the second driving motor 15 drives the second rotating shaft 8 on the right side to rotate, and then drives the first The connecting rod 9 rotates, and the first connecting rod 9 on the right further drives the second connecting rod 10 to rotate, and then drives the two third connecting rods 13 to reciprocate up and down along the sliding rod 18 through the slot 14, and then drives the connecting rod 12 and the annular scraper 11 to reciprocate up and down, and scrapes off the agglomerated sludge adhered to the inner wall of the heating barrel 2, and then starts the servo motor 4, and the servo motor 4 drives the first rotating shaft 3 on the right to rotate, and then drives the heating barrel 2 to rotate, so that the barrel mouth of the heating barrel 2 rotates to tilt downward, so that the dried and crushed sludge powder inside is automatically poured out, reducing the labor intensity of the operator.

[0034] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A metal sludge drying device, comprising a support (1) and a heating barrel (2), characterized in that: The support (1) is internally rotatably connected with two symmetrically distributed second rotating shafts (8), the outer walls opposite to the two second rotating shafts (8) are fixedly connected with first connecting rods (9), the outer walls opposite to the two first connecting rods (9) are fixedly connected with second connecting rods (10), the right end face of the support (1) is installed with a second driving motor (15), the output end of the second driving motor (15) is fixedly connected with the second rotating shaft (8) on the right side, an annular scraper (11) is arranged inside the support (1), the upper end face of the annular scraper (11) is fixedly connected with two symmetrically distributed connecting rods (12), the upper end faces of the two connecting rods (12) are fixedly connected with third connecting rods (13), the outer walls of the two third connecting rods (13) are provided with slots (14), the second connecting rod (10) is slidably connected inside the two slots (14), the upper end face of the support (1) is fixedly connected with four symmetrically distributed sliding rods (18), the two third connecting rods (13) are slidably connected with the four sliding rods (18) respectively; The outer wall of the heating barrel (2) is fixedly connected to two symmetrically distributed first rotating shafts (3), and the two first rotating shafts (3) are both rotatably connected to the bracket (1). A servo motor (4) is installed on the right end surface of the bracket (1), and the output end of the servo motor (4) is fixedly connected to the first rotating shaft (3) on the right side.

2. A metal sludge drying device according to claim 1, characterized in that: A first drive motor (5) is installed on the lower end surface of the heating barrel (2); an output end of the first drive motor (5) extends into the interior of the heating barrel (2) and is fixedly connected to a connecting shaft (6); and a plurality of crushing blades (7) are fixedly connected to the outer wall of the connecting shaft (6).

3. The metal sludge drying device according to claim 1, characterized in that: Four symmetrically distributed support plates (17) are fixedly connected to the inner wall of the bracket (1), and the four sliding rods (18) are respectively fixedly connected to the four support plates (17).

4. The metal sludge drying device according to claim 1, characterized in that: The servo motor (4) is a worm gear reduction motor.

5. The metal sludge drying device according to claim 1, characterized in that: The second connecting rod (10) is cylindrical.

6. A metal sludge drying device according to claim 2, characterized in that: A controller (16) is disposed on the left end surface of the bracket (1), and the servo motor (4), the first drive motor (5) and the second drive motor (15) are all electrically connected to the controller (16).

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