CN212532724U - Sludge dryer - Google Patents

Abstract

The utility model belongs to the technical field of sludge treatment's technique and specifically relates to a sludge dryer is related to, it includes drying cylinder, hot-blast main, hot-blast pump, drying cylinder is vertical to be placed in stacking spiral shell machine discharge gate below, the gas injection chamber has been seted up to circumference on drying cylinder's the lateral wall, the fumarole has been seted up on the inboard lateral wall of drying cylinder, the fumarole communicates with each other with the gas injection chamber, hot-blast main fixed connection is on drying cylinder, hot-blast main communicates with each other with the gas injection chamber, hot-blast main other end fixed connection is on the hot-blast pump. The utility model discloses a sludge dryer has the effect that improves sludge dewatering.

Description

Sludge dryer

Technical Field

The utility model belongs to the technical field of sludge treatment's technique and specifically relates to a sludge dryer is related to.

Background

Sludge is a solid waste generated in the industrial production and municipal sewage treatment processes, secondary pollution to soil can be caused if the sludge is directly buried, but the sludge is difficult to incinerate due to high water content, so that the sludge needs to be dewatered firstly.

The existing common sludge dewatering device is used for dewatering by a spiral sludge dewatering machine, the working principle of the spiral sludge dewatering machine is that a spiral body is formed by staggered and overlapped fixed rings and movable rings, a spiral shaft penetrates through a filtering and pushing device formed in the spiral sludge dewatering machine, the front end of the spiral sludge dewatering machine is a concentration part, the rear end of the spiral sludge dewatering machine is a dewatering part, sludge is gradually reduced along with filter seams and screw pitches in the advancing process, internal pressure is generated under the action of a pressing plate, the volume is continuously reduced, and the purpose of dewatering is achieved.

However, much water remains in the sludge discharged from the screw stacking machine, and the sludge is insufficiently dewatered.

SUMMERY OF THE UTILITY MODEL

To the deficiency that prior art exists, one of the purposes of the utility model is to provide a sludge dryer has the effect that improves sludge dewatering.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: a sludge dryer comprises a drying cylinder, a hot air pipe and a hot air pump, wherein the drying cylinder is vertically placed below a discharge port of a screw stacking machine, an air injection cavity is circumferentially formed in the side wall of the drying cylinder, an air injection hole is formed in the side wall of the inner side of the drying cylinder and communicated with the air injection cavity, the hot air pipe is fixedly connected onto the drying cylinder and communicated with the air injection cavity, and the other end of the hot air pipe is fixedly connected onto the hot air pump.

Through adopting above-mentioned technical scheme, hot-blast entering hot-blast main under the effect of hot-blast pump is in the air-blast main, again from the hot-blast main in getting into the gas-injection chamber, spout from the fumarole, when mud falls down from the discharge gate of stacking the spiral shell machine, hot-blast can contact with mud, bloies mud, lets the further evaporation of moisture in the mud discharge, reaches the effect that improves sludge dewatering.

The present invention may be further configured in a preferred embodiment as: the utility model discloses a drying cylinder, including a drying cylinder, a motor shaft, a blade, a dwang, a motor shaft, a motor shaft, a blade level is fixed respectively to be provided with the mounting bracket in the nozzle department of drying cylinder upside and downside, is provided with the garrulous subassembly of beating that is used for beating garrulous mud on the mounting bracket, it includes motor, dwang, blade to beat garrulous subassembly, motor fixed connection is on the mounting bracket that is located the upside.

Through adopting above-mentioned technical scheme, open the motor, can let the dwang rotate, the blade rotates along with the dwang, and when mud dropped from the discharge gate and got into the drying section of thick bamboo, the blade can be broken into pieces with the mud of blocking, lets mud become the fragment, lets fragment and hot-blast abundant contact, reaches the effect that improves sludge drying.

The present invention may be further configured in a preferred embodiment as: the blade is provided with a plurality of blades at intervals along the circumferential direction of the rotating rod.

Through adopting above-mentioned technical scheme, the multi-disc blade can be more abundant to mud is kibbling, reaches the crushing effect that improves mud.

The present invention may be further configured in a preferred embodiment as: a plurality of the blades form a group, and the blades are provided with a plurality of groups on the rotating rod.

Through adopting above-mentioned technical scheme, at the in-process that mud constantly descends, multiunit blade can be constantly to striking mud, reaches the effect that further improves mud crushing.

The present invention may be further configured in a preferred embodiment as: the blade is provided with sawteeth.

Through adopting above-mentioned technical scheme, when the blade lies in mud contact, sawtooth on the blade can conveniently hit garrulous mud, lets mud kibbling more abundant, reaches to improve the kibbling effect of mud

The present invention may be further configured in a preferred embodiment as: the fixed anchor strut that is provided with on the blade, anchor strut and dwang fixed connection.

Through adopting above-mentioned technical scheme, when blade and mud contact, the anchor strut can reduce rocking of blade, reaches the effect of stabilizing blade and smashing mud.

The present invention may be further configured in a preferred embodiment as: and a heat-insulating layer is fixedly arranged on the side wall of the outer side of the drying cylinder.

Through adopting above-mentioned technical scheme, after hot-blast letting in spouts the air cavity, the heat preservation can keep warm to the drying cylinder, reduces the temperature and descends, reaches the effect that reduces the loss of jet-propelled heat.

The present invention may be further configured in a preferred embodiment as: a closing ring is fixedly arranged at the lower side of the drying cylinder.

Through adopting above-mentioned technical scheme, fall out at mud from the nozzle, can contact with the binding off ring, outside preventing that mud scattering department from dry section of thick bamboo, reach the effect of conveniently collecting mud.

To sum up, the utility model discloses a following at least one useful technological effect: when mud fell to the drying cylinder from the discharge gate of folding spiral shell machine, mud can contact with the blade, becomes the mud fragment, drives the hot-blast pump, and hot-blast blowout is contacted with the mud bits and ends from the fumarole, evaporates the evaporation to dryness with remaining moisture in the mud, reaches the effect that improves the mud drying.

Drawings

Fig. 1 is a schematic view of the overall structure of the drying cylinder in the present embodiment.

Fig. 2 is a schematic structural view of the crushing assembly in the present embodiment.

In the figure: 1. a drying cylinder; 2. a motor; 3. a mounting ring; 4. fixing the rod; 5. a hot air pipe; 6. a hot air pump; 7. a collar; 8. a support bar; 9. spraying an air cavity; 10. a gas injection hole; 11. a reinforcing rod; 12. rotating the rod; 13. a blade; 14. and (7) an insulating layer.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a sludge dryer, including drying cylinder 1, hot-blast main 5, hot-blast pump 6, the fixed three spinal branch vaulting poles 8 that set up of drying cylinder 1 downside, the upside and the downside opening setting of drying cylinder 1. The drying cylinder 1 is vertically placed below a discharge port of the screw stacking machine, the side wall of the drying cylinder 1 is circumferentially provided with an air spraying cavity 9, the side wall of the inner side of the drying cylinder 1 is provided with air injection holes 10, the air injection holes 10 are communicated with the air spraying cavity 9, and the air injection holes 10 are arranged on the side wall of the drying cylinder 1 in a plurality. The hot-blast main 5 is fixed connection on the drying cylinder 1, the hot-blast main 5 is communicated with the air injection cavity 9, the other end of the hot-blast main 5 is fixed connection on the hot-blast pump 6, and the hot-blast pump 6 can convey hot air to the air injection cavity 9. When sludge falls into the drying cylinder 1 from the discharge port of the screw stacking machine, the hot air pump 6 is started, hot air enters the air spraying cavity 9 through the hot air pipe 5 and is sprayed out of the air spraying holes 10 to be contacted with the falling sludge, and the residual moisture on the sludge is dried by the hot air, so that the effect of improving the sludge drying is achieved.

Referring to fig. 1 and 2, specifically, the mounting frames are respectively and fixedly arranged at the positions of the openings of the upper side and the lower side of the drying cylinder 1, the mounting frames wrap the fixing rods 4 and the mounting rings 3, the fixing rods 4 are three, the three fixing rods 4 are respectively and fixedly connected to the cylinder wall of the drying cylinder 1, meanwhile, one ends of the three fixing rods 4 are respectively and fixedly arranged on the mounting rings 3, and the two mounting rings 3 are arranged in a vertically corresponding manner. Be provided with the garrulous subassembly of smashing that is used for smashing garrulous mud on the mounting bracket, smash the subassembly and include motor 2, dwang 12, blade 13, motor 2 fixed connection is on the mounting bracket that is located the upside, and motor 2 in this embodiment is fixed to be set up on the collar 3 that is located the upside, 2 pivot rotations of motor are connected on collar 3. The lower end of the rotating rod 12 is rotatably connected to the mounting ring 3 positioned on the lower side, the upper end of the rotating rod 12 is fixedly connected with the rotating shaft of the motor 2 in a coaxial mode, and the driving motor 2 can rotate along with the rotating shaft. The blades 13 are fixedly arranged on the rotating rod 12, the blades 13 are circumferentially arranged on the rotating rod 12 at intervals, a plurality of circumferential blades 13 form a group, the blades 13 are arranged on the rotating rod 12 in a plurality of groups, the adjacent two groups of blades 13 are arranged in a staggered mode, and the blades 13 can be more fully contacted with sludge when the sludge falls. Multiunit blade 13 can follow the rotation and rotate, and when mud dropped to drying cylinder 1, blade 13 can just beat mud, cuts up mud, lets the mud of blocking become the fragment, and the abundant contacts with hot-blast of spun in fumarole 10 reaches the effect that improves sludge drying.

Referring to fig. 1 and 2, specifically, the blade 13 is provided with saw teeth (not shown in the figure), which can increase the crushing degree of the blade 13 on the sludge, so that the sludge is crushed more sufficiently, and the drying effect of the sludge is improved. The blade 13 is fixedly provided with the reinforcing rod 11, the reinforcing rod 11 is fixedly arranged on the upper side of the blade 13, the reinforcing rod 11 is fixedly connected with the rotating rod 12, and when sludge contacts with the blade 13, the reinforcing rod 11 can reduce the shaking of the blade 13 and enable the blade 13 to more stably crush the sludge. The outer side wall of the drying cylinder 1 is fixedly provided with a heat insulation layer 14, the heat insulation layer 14 in the embodiment is a heat insulation rubber layer, and after hot air is introduced into the air injection cavity 9, the heat insulation layer 14 can reduce heat loss of the hot air, so that the hot air is kept at a certain temperature to be in contact with sludge. The fixed closing ring 7 that is provided with of 1 downside of drying cylinder, 7 upside openings of closing ring set up, and the downside slot sets up, and 7 upsides of closing ring are fixed to be set up at 1 downside opening part of drying cylinder, and when mud came out from drying cylinder 1, can contact with closing ring 7, prevent that mud from splashing outside drying cylinder 1, reach the effect of conveniently collecting mud.

The implementation principle of the embodiment is as follows: the hot air pump 6 is opened, hot air is introduced into the air spraying cavity 9 through the hot air pipe 5, and the hot air is sprayed out of the air spraying holes 10; the mud that comes out from folding spiral shell machine discharge gate drops in drying cylinder 1, and multiunit blade 13 can hit the breakage with mud, lets mud become the fragment, and mud fragment and hot-blast abundant contact weather remaining moisture on the mud, reach the effect that improves sludge drying.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. A sludge dryer is characterized in that: including drying cylinder (1), hot-blast main (5), hot-blast pump (6), drying cylinder (1) is vertical to be placed in stacking spiral shell machine discharge gate below, gas injection chamber (9) have been seted up to circumference on the lateral wall of drying cylinder (1), fumarole (10) have been seted up on drying cylinder (1) inboard lateral wall, fumarole (10) communicate with each other with gas injection chamber (9), hot-blast main (5) fixed connection is on drying cylinder (1), hot-blast main (5) communicate with each other with gas injection chamber (9), hot-blast main (5) other end fixed connection is on hot-blast pump (6).

2. The sludge dryer as claimed in claim 1, wherein: the utility model discloses a drying cylinder, including a drying cylinder (1), motor (2), blade (13), dwang (12), blade (13), the fixed mounting bracket that is provided with respectively on drying cylinder (1) upside and the nozzle department of downside, be provided with the garrulous subassembly of smashing that is used for smashing garrulous mud on the mounting bracket, it includes motor (2), dwang (12), blade (13) to smash garrulous subassembly, motor (2) fixed connection is on the mounting bracket that is located the upside, dwang (12) are rotated and are connected between two mounting brackets, dwang (12) and the coaxial fixed connection of motor (2) pivot, blade.

3. The sludge dryer as claimed in claim 2, wherein: the blades (13) are arranged along the circumferential direction of the rotating rod (12) at intervals.

4. The sludge dryer as claimed in claim 3, wherein: a plurality of the blades (13) form a group, and the blades (13) are provided with a plurality of groups on the rotating rod (12).

5. The sludge dryer as claimed in claim 4, wherein: the blade (13) is provided with sawteeth.

6. The sludge dryer as claimed in claim 5, wherein: the fixed reinforcing rod (11) that is provided with on blade (13), reinforcing rod (11) and dwang (12) fixed connection.

7. The sludge dryer as claimed in claim 1, wherein: and a heat-insulating layer (14) is fixedly arranged on the outer side wall of the drying cylinder (1).

8. The sludge dryer as claimed in claim 1, wherein: a closing ring (7) is fixedly arranged on the lower side of the drying cylinder (1).

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