CN212833418U - Microwave drying device for sludge treatment - Google Patents
Microwave drying device for sludge treatment Download PDFInfo
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- CN212833418U CN212833418U CN202021157204.3U CN202021157204U CN212833418U CN 212833418 U CN212833418 U CN 212833418U CN 202021157204 U CN202021157204 U CN 202021157204U CN 212833418 U CN212833418 U CN 212833418U
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- sludge
- adjusting
- portal frame
- inclined baffle
- limiting
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Abstract
The utility model discloses a microwave drying device for sludge treatment, which comprises a frame, be equipped with the transport mechanism who is used for carrying mud in the frame, transport mechanism's top is equipped with the rigid coupling and is in box in the frame, be equipped with the microwave cavity in the box. And a portal frame is fixedly connected to one side of the box body, one side of the portal frame is communicated with the microwave resonant cavity, and the other side of the portal frame is limited to form a feed inlet for sludge to enter. The feed inlet is also provided with an inclined baffle plate for limiting the thickness of the sludge, the inclined baffle plate is arranged on the portal frame in a sliding manner, and the upper end of the inclined baffle plate is connected with an adjusting component for adjusting the movement of the portal frame. And a height limiting opening for sludge to pass through is defined between the lower end of the inclined baffle and the conveying mechanism. The utility model discloses a microwave drying device has avoided the too big insufficient problem of drying that leads to of mud thickness.
Description
Technical Field
The utility model relates to a sludge treatment equipment technical field especially relates to a microwave drying device for sludge treatment.
Background
The dewatered sludge is the final product of municipal sewage treatment plants, and the yield of the dewatered sludge is increased along with the increasing discharge amount and treatment efficiency of municipal sewage. The sludge is made into granular fertilizer by drying or is made into mixed fertilizer by adding chemical fertilizer at the same time, and the method enters the market for sale, thereby achieving the purposes of safety, convenient use and sludge treatment cost balance. However, since the amount of moisture contained in the sludge is at least eighty percent of the total weight, the drying treatment has certain difficulty.
The microwave drying is to dry the water in the materials by a microwave heating method. The microwave has penetrating performance to heat the material inside and outside simultaneously, so that the temperature difference between the inside and the outside of the material is small, the material is heated uniformly, and the drying quality of the material is greatly improved. However, the existing sludge stays in the microwave drying device for a fixed time, if the thickness of the sludge is too large, the moisture of the sludge positioned at the bottom layer is difficult to overflow sufficiently during drying, the dried sludge still contains a large amount of moisture, and the drying effect is poor.
Disclosure of Invention
In order to overcome the defects, the utility model aims to provide a microwave drying device for sludge treatment, which avoids the problem of insufficient drying caused by excessive sludge thickness.
In order to achieve the above purpose, the utility model discloses a technical scheme is: the microwave drying device for sludge treatment comprises a rack, wherein a conveying mechanism for conveying sludge is arranged in the rack, a box body fixedly connected to the rack is arranged above the conveying mechanism, and a microwave resonant cavity is arranged in the box body. And a portal frame is fixedly connected to one side of the box body, one side of the portal frame is communicated with the microwave resonant cavity, and the other side of the portal frame is limited to form a feed inlet for sludge to enter. The feed inlet is also provided with an inclined baffle plate for limiting the thickness of the sludge, the inclined baffle plate is arranged on the portal frame in a sliding manner, and the upper end of the inclined baffle plate is connected with an adjusting component for adjusting the movement of the portal frame. And a height limiting opening for sludge to pass through is defined between the lower end of the inclined baffle and the conveying mechanism.
The beneficial effects of the utility model reside in that: the adjusting assembly drives the inclined baffle to move along the portal frame, so that the height of the height limiting opening is changed; when the sludge moves towards the direction of the box body along the conveying mechanism, the sludge sequentially enters the feeding hole and the height limiting opening, when the sludge moves to the height limiting opening, the sludge higher than the height limiting opening is resisted at the outer side of the height limiting opening by the inclined baffle, and the sludge lower than the height limiting opening enters the microwave resonant cavity through the height limiting opening to be dried; the sludge thickness entering into the microwave resonant cavity is limited by the inclined baffle, so that the problem of insufficient drying caused by excessive sludge thickness is avoided, and the drying effect of sludge is guaranteed.
Further, the inner side wall of the portal frame is symmetrically provided with obliquely arranged sliding grooves, and two sides of each oblique baffle are provided with sealing strips capable of being in dynamic sealing connection with the sliding grooves. The moving direction of the inclined baffle is limited by the arrangement of the sliding groove, and the sludge can be prevented from entering the gap between the sliding groove and the inclined baffle by the arrangement of the sealing strip.
Further, a roller shaft capable of freely rotating is further installed on one side, close to the feeding hole, of the portal frame, and the side wall of the roller shaft abuts against the inclined baffle. Through the arrangement of the roll shafts, rolling friction is formed between the inclined baffle and a top plate of the portal frame when the inclined baffle moves, and the moving smoothness of the inclined baffle is improved.
Further, the adjusting assembly comprises a connecting plate, an adjusting plate and an adjusting groove. The connecting plate is horizontally arranged, one end of the connecting plate is fixedly connected with the inclined baffle, and the other end of the connecting plate is hinged with the adjusting plate. The adjusting groove is arranged at the top end of the portal frame, a plurality of parallel limiting barrier strips are arranged in the adjusting groove, and a limiting channel is defined between any two adjacent limiting barrier strips. The bottom end of the adjusting plate is provided with a limiting block which can be embedded into any limiting channel.
When in adjustment, the connecting plate is pulled upwards to enable the limiting block to be separated from the limiting channel; the inclined baffle is pulled to move up or down along the sliding groove, and the connecting plate and the adjusting plate move along with the inclined baffle; when the slope baffle removed to the assigned position (limit for height the open-ended highly reach appointed height promptly), rotated the regulating plate, made the stopper can imbed in the spacing channel that corresponds, at this moment, the slope baffle is fixed under the combined action of spout, connecting plate, regulating plate, stopper, spacing channel.
Furthermore, the outer wall of the limiting barrier strip is coated with an elastic rubber layer.
Further, one side, close to the feed inlet, of the top end of the box body is provided with a dosing port, and the other side of the top end of the box body is provided with an exhaust port.
Further, the conveying mechanism comprises a feeding conveying roller group and a discharging conveying roller group which are arranged on the frame. And the feeding conveying roller group and the discharging conveying roller group are jointly wound with a conveying belt for conveying sludge.
Further, a tension adjusting roller set used for adjusting the tension of the conveying belt is arranged between the feeding conveying roller set and the discharging conveying roller set.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present invention;
FIG. 2 is a partial enlarged view of portion A of FIG. 1;
fig. 3 is a cut-away schematic view of an adjusting assembly according to an embodiment of the present invention;
fig. 4 is a schematic perspective view of a gantry according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of an adjusting plate according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of an embodiment of the present invention.
In the figure:
1-a frame; 2-a transfer mechanism; 21-a set of feed transfer rollers; 22-a set of outfeed transfer rollers; 23-a tension adjustment assembly; 3, a box body; 31-a medicine adding port; 32-an exhaust port; 4-a portal frame; 41-a feed inlet; 42-a chute; 43-roll axis; 5-inclined baffles; 61-a connecting plate; 62-adjusting plate; 621-a limiting block; 63-an adjustment groove; 631-limit stop strip.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Examples
Referring to the attached drawings 1-2, the utility model discloses a microwave drying device for sludge treatment, including frame 1, be equipped with the transport mechanism 2 that is used for carrying mud in the frame 1, the top of transport mechanism 2 is equipped with the rigid coupling and is in box 3 on the frame 1, be equipped with the microwave cavity in the box 3. And a portal frame 4 is fixedly connected to one side of the box body 3, one side of the portal frame 4 is communicated with the microwave resonant cavity, and the other side of the portal frame 4 is limited to form a feed inlet 41 for sludge to enter. The feed inlet 41 is also provided with an inclined baffle 5 for limiting the thickness of the sludge, the inclined baffle 5 is arranged on the portal frame 4 in a sliding manner, and the upper end of the inclined baffle 5 is connected with an adjusting component for adjusting the movement of the portal frame. The lower end of the inclined baffle 5 and the conveying mechanism 2 define a height-limiting opening for sludge to pass through.
The inclined baffle 5 is driven by the adjusting assembly to move along the portal frame 4, so that the height of the height limiting opening is changed; when the sludge moves towards the box body 3 along the conveying mechanism 2, the sludge sequentially enters the feeding hole 41 and the height limiting opening, when the sludge moves to the height limiting opening, the sludge higher than the height limiting opening is blocked outside the height limiting opening by the inclined baffle 5, and the sludge lower than the height limiting opening enters the microwave resonant cavity through the height limiting opening for drying; the sludge thickness entering into the microwave resonant cavity is limited by the inclined baffle 5, so that the problem of insufficient drying caused by excessive sludge thickness is avoided, and the drying effect of the sludge is ensured.
In this embodiment, referring to fig. 2 to 4, obliquely arranged sliding grooves 42 are symmetrically arranged on the inner side wall of the portal frame 4, and sealing strips capable of being in dynamic sealing connection with the sliding grooves 42 are respectively arranged on both sides of the oblique baffle 5. The moving direction of the inclined baffle 5 is limited by the arrangement of the chute 42, and the sludge can be prevented from entering the gap between the chute 42 and the inclined baffle 5 by the arrangement of the sealing strip.
And a roller shaft 43 capable of freely rotating is further installed on one side, close to the feeding hole 41, of the portal frame 4, and the side wall of the roller shaft 43 abuts against the inclined baffle 5. Due to the arrangement of the roller shaft 43, rolling friction is formed between the inclined baffle 5 and the top plate of the portal frame 4 when the inclined baffle 4 moves, and the moving smoothness of the inclined baffle 4 is improved.
In the present embodiment, referring to fig. 3, the adjusting assembly includes a connecting plate 61, an adjusting plate 62, and an adjusting groove 63. The connecting plate 61 is horizontally arranged, one end of the connecting plate is fixedly connected with the inclined baffle 5, and the other end of the connecting plate is hinged with the adjusting plate 62. The adjusting groove 63 is arranged at the top end of the portal frame 4, a plurality of parallel limit stop strips 631 are arranged in the adjusting groove, and a limit channel is defined between any two adjacent limit stop strips 631. The bottom end of the adjusting plate 62 is provided with a limiting block 621 which can be embedded into any limiting groove channel.
When adjusting, the connecting plate 61 is pulled up to make the limiting block 621 separated from the limiting groove channel; the inclined baffle 5 is pulled to move up or down along the sliding groove 42, and the connecting plate 61 and the adjusting plate 62 move along with the inclined baffle; when the inclined baffle 5 moves to the designated position (namely, the height of the height limiting opening reaches the designated height), the adjusting plate 62 is rotated to enable the limiting block 621 to be embedded into the corresponding limiting channel, and at the moment, the inclined baffle 5 is fixed under the combined action of the sliding groove 42, the connecting plate 61, the adjusting plate 62, the limiting block 621 and the limiting channel.
Preferably, in order to avoid the rigid friction between the limiting block 621 and the limiting bar 631 when the limiting block 621 is inserted into or separated from the limiting groove, the outer wall of the limiting bar 631 is coated with an elastic rubber layer. In addition, referring to fig. 5, a plurality of limiting blocks 621 may be provided, so as to avoid the locking failure caused by the damage of a single limiting block 621.
In this embodiment, a chemical feeding port 31 for feeding a chemical is provided at one side of the top end of the box body 3 near the feeding port 41, and an exhaust port 32 for exhausting steam is provided at the other side. It should be noted that the microwave resonant cavity is the prior art, and the description of this embodiment is omitted.
In the present embodiment, referring to fig. 6, the conveying mechanism 2 includes a feed conveying roller group 21, a discharge conveying roller group 22, and a tension adjusting roller group 23 mounted on the frame 1. The feeding conveying roller group 21 comprises an upper feeding roller and a lower feeding roller, and the discharging conveying roller group 22 comprises an upper discharging roller and a lower discharging roller. The tension adjusting roller group 23 is located between the lower feeding roller and the lower discharging roller, and comprises a pair of waist-shaped holes which are symmetrically arranged on the rack, a pair of tension adjusting rollers are jointly installed on the waist-shaped holes, and push rods used for pushing the tension adjusting rollers are further arranged in the waist-shaped holes in a penetrating mode. And the upper feeding roller, the lower feeding roller, the tension adjusting roller, the lower discharging roller and the upper discharging roller are jointly wound with a conveying belt for conveying sludge.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.
Claims (8)
1. A microwave drying device for sludge treatment comprises a rack (1), wherein a conveying mechanism (2) for conveying sludge is arranged in the rack (1), a box body (3) fixedly connected to the rack (1) is arranged above the conveying mechanism (2), and a microwave resonant cavity is arranged in the box body (3); the method is characterized in that: a portal frame (4) is fixedly connected to one side of the box body (3), one side of the portal frame (4) is communicated with the microwave resonant cavity, and the other side of the portal frame defines a feed port (41) for sludge to enter; the feed inlet (41) is also provided with an inclined baffle (5) for limiting the thickness of the sludge, the inclined baffle (5) is arranged on the portal frame (4) in a sliding manner, and the upper end of the inclined baffle is connected with an adjusting component for adjusting the movement of the portal frame; a height limiting opening for sludge to pass through is limited and formed between the lower end of the inclined baffle (5) and the conveying mechanism (2).
2. A microwave drying apparatus as in claim 1, wherein: the gantry crane is characterized in that sliding grooves (42) which are obliquely arranged are symmetrically formed in the inner side wall of the gantry frame (4), and sealing strips which can be connected with the sliding grooves (42) in a dynamic sealing mode are arranged on two sides of the oblique baffle (5).
3. A microwave drying apparatus as in claim 2, wherein: and a roller shaft (43) capable of freely rotating is further installed on one side, close to the feeding hole (41), of the portal frame (4), and the side wall of the roller shaft (43) abuts against the inclined baffle (5).
4. A microwave drying apparatus as in any of claims 1-3, wherein: the adjusting assembly comprises a connecting plate (61), an adjusting plate (62) and an adjusting groove (63); the connecting plate (61) is horizontally arranged, one end of the connecting plate is fixedly connected with the inclined baffle (5), and the other end of the connecting plate is hinged with the adjusting plate (62); the adjusting groove (63) is arranged at the top end of the portal frame (4), a plurality of parallel limiting blocking strips (631) are arranged in the adjusting groove, and a limiting channel is limited and formed between any two adjacent limiting blocking strips (631); the bottom end of the adjusting plate (62) is provided with a limiting block (621) which can be embedded into any limiting channel.
5. A microwave drying apparatus as in claim 4, wherein: the outer wall of the limiting barrier strip (631) is coated with an elastic rubber layer.
6. A microwave drying apparatus as in claim 1, wherein: one side of the top end of the box body (3) close to the feed inlet (41) is provided with a medicine adding opening (31), and the other side is provided with an exhaust opening (32).
7. A microwave drying apparatus as in claim 1, wherein: the conveying mechanism (2) comprises a feeding conveying roller set (21) and a discharging conveying roller set (22) which are arranged on the rack (1); and the feeding conveying roller group (21) and the discharging conveying roller group (22) are jointly wound with a conveying belt for conveying sludge.
8. A microwave drying apparatus as in claim 7, wherein: a tension adjusting roller set (23) used for adjusting the tension of the conveying belt is arranged between the feeding conveying roller set (21) and the discharging conveying roller set (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021157204.3U CN212833418U (en) | 2020-06-19 | 2020-06-19 | Microwave drying device for sludge treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021157204.3U CN212833418U (en) | 2020-06-19 | 2020-06-19 | Microwave drying device for sludge treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212833418U true CN212833418U (en) | 2021-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021157204.3U Active CN212833418U (en) | 2020-06-19 | 2020-06-19 | Microwave drying device for sludge treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212833418U (en) |
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2020
- 2020-06-19 CN CN202021157204.3U patent/CN212833418U/en active Active
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