Heavy metal extraction device for waste incineration fly ash

Abstract

The utility model discloses a waste incineration fly ash heavy metal extraction device which comprises a fixing clamp, the inner side of the fixing clamp is provided with a treatment box, the treatment box is composed of an upper box body and a lower box body, the two sides of the top end of the fixing clamp are each provided with a first electric push rod, and the top end of each first electric push rod is provided with a connecting sleeve; and the connecting sleeve is connected with the upper box body, and a second motor and a feeding opening are installed on the two sides of the top end of the treatment box correspondingly. The treatment box is arranged to be of a combined structure composed of the upper box body and the lower box body, the first electric push rod is started to drive the upper box body to ascend so as to be separated from the lower box body in the using process, in other words, the convenience of cleaning the bottom of the lower box body is improved, and after being closed, the upper box body and the lower box body are attached in a stepped mode, so that the cleaning efficiency is improved. And the contact area of the joint is further increased through cooperation with the action of the mounting block and the mounting groove, the sealing performance after closing is enhanced, then the treatment effect is guaranteed, and the leakage phenomenon is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of waste incineration fly ash treatment, in particular to a heavy metal extraction device for waste incineration fly ash. Background Art

[0002] Waste incineration technology has become one of the main means of treating domestic waste in economically developed cities in my country. The fly ash produced during the waste incineration process contains high concentrations of pollutants such as heavy metals and dioxins.

[0003] Since the fly ash produced by waste incineration usually contains a large amount of heavy metals, the correct treatment of fly ash is the key to controlling heavy metal pollution. At present, fly ash is usually mixed with a treatment liquid, the heavy metals are separated by the treatment liquid, and the heavy metal substances are then filtered out to recover and extract the heavy metals in the waste incineration fly ash and realize the resource utilization of heavy metals. However, the current heavy metal extraction device for waste incineration fly ash has the following shortcomings when used: first, the heavy metal substances will be separated after the reaction is completed, but after separation, it is usually necessary to manually collect the heavy metal substances on the separation net, and the operation is relatively cumbersome. Secondly, the reaction device used to react fly ash and treatment liquid usually disassembles the kettle body and the kettle cover for cleaning. The disassembly procedure is cumbersome and time-consuming, and the part located at the bottom of the kettle body is still not easy to fully clean, so there is a certain room for optimization. Utility Model Content

[0004] The utility model aims to provide a heavy metal extraction device for fly ash from garbage incineration, so as to solve the problem of inconvenience in cleaning the collection box proposed in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a heavy metal extraction device for fly ash from garbage incineration, comprising a fixing clamp, a processing box is installed on the inner side of the fixing clamp, and the processing box is composed of an upper box body and a lower box body, first electric push rods are installed on both sides of the top of the fixing clamp, and a connecting sleeve is installed on the top of the first electric push rod, and the connecting sleeve is connected to the upper box body, a second motor and a feed port are installed on both sides of the top of the processing box, respectively, the bottom end of the upper box body is evenly installed with mounting blocks, the top of the lower box body is evenly provided with mounting grooves, and the mounting grooves are all connected to the mounting blocks A discharge pipe is installed at the bottom end of the processing box, and a separation box is arranged at the bottom end of the processing box. The bottom end of the discharge pipe vertically penetrates the interior of the separation box, and a separation net is installed inside the separation box, and a discharge door is installed on one side of the separation box. A collecting box is installed on the separation box at the bottom of the discharge door, and a discharge mechanism is arranged on the other side of the separation box. A second stirring shaft is installed at the top end of the processing box, and connecting plates are installed on both sides of the second stirring shaft, and a first stirring shaft and a first motor are respectively installed at both ends of the connecting plate, and stirring rods are evenly installed on both sides of the first stirring shaft.

[0006] When using a heavy metal extraction device for waste incineration fly ash of the present technical solution, the processing box is arranged as a combined structure consisting of an upper box body and a lower box body, thereby improving the convenience of cleaning the bottom of the lower box body. By providing a discharging mechanism, the time and labor for manual cleaning can be reduced, thereby improving work efficiency.

[0007] Preferably, sliders are installed on the outer sides of the connecting plates, and slide grooves are arranged on the inner sides of the upper boxes, and the slide grooves are connected to the sliders.

[0008] Preferably, the size of the slider matches the size of the slide groove, and the cross-sections of the slider and the slide groove are both convex.

[0009] Preferably, grooves are evenly arranged on the outer side of the slider and the inner side of the slide groove, and balls are installed inside the grooves.

[0010] Preferably, the discharging mechanism includes a third electric push rod, and the third electric push rod is installed on the outside of the separation box, a mounting seat is installed on the inner side of the third electric push rod, and a second electric push rod is installed on the top of the mounting seat, a mounting plate is installed at the bottom end of the second electric push rod, and scrapers and brush plates are respectively installed on both sides of the bottom end of the mounting plate.

[0011] Preferably, a connecting block is installed on one side of the collecting box close to the separation box, and a connecting groove is provided on one side of the separation box close to the collecting box, and the connecting groove is connected to the connecting block.

[0012] Preferably, the size of the connecting block is equal to the size of the connecting groove, and the cross-sections of the connecting block and the connecting groove are both arranged to be trapezoidal.

[0013] Compared with the prior art, the beneficial effects of the utility model are: the heavy metal extraction device for fly ash from garbage incineration realizes the functions of convenient cleaning and discharging as well as efficient stirring;

[0014] By setting the treatment box as a combined structure consisting of an upper box body and a lower box body, the first electric push rod is started during use to drive the upper box body to rise so as to separate it from the lower box body, which improves the convenience of cleaning the bottom of the lower box body. Secondly, after closing, the upper box body and the lower box body are fitted in a stepped manner, and the contact area of ​​the connection is further increased with the help of the mounting block and the mounting groove, thereby enhancing the sealing after closing, thereby ensuring the treatment effect and avoiding leakage.

[0015] By providing a discharging mechanism, the third electric push rod and the second electric push rod are started during use to drive the mounting seat to move and make the scraper contact with the separation net, so that the heavy metal substances on the separation net are pushed out from the discharging door through the action of the scraper, and the discharging of the heavy metal substances is further assisted by the action of the brush plate, so as to reduce the time and labor of manual cleaning and improve work efficiency;

[0016] By starting the first motor and the second motor during the stirring and mixing process to drive the first stirring shaft and the second stirring shaft to rotate, the stirring rod can be driven to rotate synchronously, which effectively improves the stirring and mixing effect of the materials inside the processing box and enhances the reaction efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0019] Figure 2 This is a schematic diagram of the front cross-sectional structure of the discharging mechanism of the utility model;

[0020] Figure 3 For the utility model Figure 1 Schematic diagram of the structure at A in the middle;

[0021] Figure 4 For the utility model Figure 1 Schematic diagram of the structure at B in the middle;

[0022] Figure 5 It is a front view structural schematic diagram of the utility model.

[0023] Explanation of the reference numerals in the figure: 1. processing box; 2. connecting sleeve; 3. first electric push rod; 4. fixing clamp; 5. separation box; 6. discharge door; 7. collecting box; 8. connecting block; 9. connecting groove; 10. separation net; 11. discharge mechanism; 1101. mounting seat; 1102. second electric push rod; 1103. mounting plate; 1104. scraper; 1105. brush plate; 1106. third electric push rod; 12. discharge pipe; 13. stirring rod; 14. connecting plate; 15. first stirring shaft; 16. first motor; 17. second stirring shaft; 18. second motor; 19. feed port; 20. upper box body; 21. lower box body; 22. mounting groove; 23. mounting block; 24. slide groove; 25. groove; 26. ball bearing; 27. slider. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of 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.

[0025] See also Figure 1-5 , the utility model provides an embodiment: a heavy metal extraction device for fly ash from garbage incineration, comprising a fixing clamp 4, a processing box 1 is installed on the inner side of the fixing clamp 4, and the processing box 1 is composed of an upper box body 20 and a lower box body 21, first electric push rods 3 are installed on both sides of the top of the fixing clamp 4, and a connecting sleeve 2 is installed on the top of the first electric push rod 3, and the connecting sleeve 2 is connected to the upper box body 20, and a second motor 18 and a feeding port 19 are installed on both sides of the top of the processing box 1, respectively, and mounting blocks 23 are evenly installed at the bottom end of the upper box body 20, and mounting grooves 22 are evenly arranged at the top of the lower box body 21, and the mounting grooves 22 are all connected to the mounting blocks 23, a discharge pipe 12 is installed at the bottom end of the processing box 1, and a separation box 5 is arranged at the bottom end of the processing box 1, and the bottom end of the discharge pipe 12 vertically penetrates the interior of the separation box 5, and a separation net 10 is installed inside the separation box 5, and a discharge door 6 is installed on one side of the separation box 5, and a collection box 7 is installed on the separation box 5 at the bottom of the discharge door 6;

[0026] A connecting block 8 is installed on one side of the collecting box 7 close to the separating box 5, and a connecting groove 9 is provided on one side of the separating box 5 close to the collecting box 7, and the connecting groove 9 is connected to the connecting block 8;

[0027] Specifically, Figure 1 As shown, when in use, the connection block 8 and the connection slot 9 facilitate the installation and removal of the collection box 7;

[0028] A discharging mechanism 11 is provided on the other side of the separation box 5;

[0029] The discharging mechanism 11 includes a third electric push rod 1106, and the third electric push rod 1106 is installed on the outside of the separation box 5, a mounting seat 1101 is installed on the inner side of the third electric push rod 1106, and a second electric push rod 1102 is installed on the top of the mounting seat 1101, and a mounting plate 1103 is installed on the bottom end of the second electric push rod 1102, and a scraper 1104 and a brush plate 1105 are installed on both sides of the bottom end of the mounting plate 1103;

[0030] Specifically, Figure 2As shown, when in use, the discharge mechanism 11 facilitates the discharge of heavy metals on the separation net 10;

[0031] A second stirring shaft 17 is installed at the top of the processing box 1, and connecting plates 14 are installed on both sides of the second stirring shaft 17;

[0032] Slide blocks 27 are installed on the outer side of the connecting plate 14, and slide grooves 24 are provided on the inner side of the upper box body 20, and the slide grooves 24 are connected to the slide blocks 27. The size of the slide blocks 27 matches the size of the slide grooves 24. The cross-sections of the slide blocks 27 and the slide grooves 24 are both convex. Grooves 25 are evenly provided on the outer side of the slide blocks 27 and the inner side of the slide grooves 24, and balls 26 are installed inside the grooves 25.

[0033] Specifically, Figure 1 As shown, when in use, the slider 27 and the slide groove 24 facilitate the guide and limit function when the connecting plate 14 rotates;

[0034] A first stirring shaft 15 and a first motor 16 are respectively mounted on both ends of the connecting plate 14 , and stirring rods 13 are evenly mounted on both sides of the first stirring shaft 15 .

[0035] Working principle: When the utility model is used, firstly, the fly ash raw material and the treatment liquid are poured into the treatment box 1 through the feed port 19, and the first motor 16 and the second motor 18 are started to drive the first stirring shaft 15 and the second stirring shaft 17 to rotate, so as to synchronously drive the stirring rod 13 to rotate, so that the substances inside the treatment box 1 are stirred and mixed to make them react;

[0036] Secondly, after the reaction is completed, the heavy metals are precipitated, and the discharge pipe 12 is opened to allow the heavy metal substances and the mixed liquid to fall into the separation box 5. The heavy metal substances are filtered through the separation net 10, and the third electric push rod 1102 and the second electric push rod 1106 are started to drive the mounting seat 1101 to move and make the scraper 1104 contact with the separation net 10, so that the heavy metal substances on the separation net 10 are pushed out from the discharge door 6 through the action of the scraper 1104, and the brush plate 1105 is used to further assist the discharge of the heavy metal substances;

[0037] Finally, when the processing box 1 needs to be cleaned, the first electric push rod 3 is started to drive the upper box body 20 to rise so as to separate it from the lower box body 21, thereby improving the convenience of cleaning the bottom of the lower box body 21. Secondly, after closing, the upper box body 20 and the lower box body 21 are fitted in a stepped manner, and the contact area of ​​the connection is further increased with the help of the mounting block 23 and the mounting groove 22, thereby enhancing the sealing after closing.

[0038] 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 heavy metal extraction device for waste incineration fly ash, comprising a fixing clamp (4), characterized in that: A processing box (1) is installed on the inner side of the fixing clamp (4), and the processing box (1) is composed of an upper box body (20) and a lower box body (21). First electric push rods (3) are installed on both sides of the top of the fixing clamp (4), and a connecting sleeve (2) is installed on the top of the first electric push rod (3), and the connecting sleeve (2) is connected to the upper box body (20). A second motor (18) and a feed port (19) are installed on both sides of the top of the processing box (1), respectively. The bottom end of the upper box body (20) is evenly installed with a mounting block (23), and the top end of the lower box body (21) is evenly provided with a mounting groove (22), and the mounting groove (22) is connected to the mounting block (23). A discharge pipe (12) is installed at the bottom end of the processing box (1). A separation box (5) is arranged at the bottom end of the processing box (1), the bottom end of the discharge pipe (12) vertically penetrates the interior of the separation box (5), a separation net (10) is installed inside the separation box (5), and a discharge door (6) is installed on one side of the separation box (5), a collection box (7) is installed on the separation box (5) at the bottom end of the discharge door (6), and a discharge mechanism (11) is arranged on the other side of the separation box (5), a second stirring shaft (17) is installed at the top end of the processing box (1), and connecting plates (14) are installed on both sides of the second stirring shaft (17), the first stirring shaft (15) and the first motor (16) are installed at both ends of the connecting plate (14), and stirring rods (13) are evenly installed on both sides of the first stirring shaft (15).

2. The heavy metal extraction device for waste incineration fly ash according to claim 1, characterized in that: The outer sides of the connecting plates (14) are all provided with sliding blocks (27), the inner sides of the upper boxes (20) are all provided with sliding grooves (24), and the sliding grooves (24) are all connected to the sliding blocks (27).

3. The heavy metal extraction device for waste incineration fly ash according to claim 2 is characterized in that: The size of the slider (27) matches the size of the slide groove (24), and the cross-sections of the slider (27) and the slide groove (24) are both convex.

4. The heavy metal extraction device for waste incineration fly ash according to claim 2 is characterized in that: Grooves (25) are evenly arranged on the outer side of the slider (27) and the inner side of the slide groove (24), and balls (26) are installed inside the grooves (25).

5. The heavy metal extraction device for waste incineration fly ash according to claim 1, characterized in that: The discharging mechanism (11) comprises a third electric push rod (1106), and the third electric push rod (1106) is installed on the outside of the separation box (5), the inner side of the third electric push rod (1106) is installed with a mounting seat (1101), and the top end of the mounting seat (1101) is installed with a second electric push rod (1102), the bottom end of the second electric push rod (1102) is installed with a mounting plate (1103), and the two sides of the bottom end of the mounting plate (1103) are respectively installed with a scraper (1104) and a brush plate (1105).

6. The heavy metal extraction device for waste incineration fly ash according to claim 1, characterized in that: A connection block (8) is installed on one side of the collection box (7) close to the separation box (5), and a connection groove (9) is provided on one side of the separation box (5) close to the collection box (7), and the connection groove (9) is connected to the connection block (8).

7. The heavy metal extraction device for waste incineration fly ash according to claim 6, characterized in that: The size of the connection block (8) is equal to the size of the connection groove (9), and the cross-sections of the connection block (8) and the connection groove (9) are both arranged to be trapezoidal.

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