CN212375143U - Filter pressing device for printing and dyeing waste slurry - Google Patents

Abstract

The utility model discloses a filter pressing device of printing and dyeing waste mud belongs to environmental protection science and technology field, crawler-type mud filter-pressing mechanism including preceding level's convolution formula dewatering mechanism and back level, convolution formula dewatering mechanism includes framework and rotary drum, the rotary drum is equipped with feed inlet and discharge gate, is equipped with ring gear, last ring gear and lower ring gear on the outer wall, be equipped with wheel carrier and lower wheel carrier on the framework, go up ring gear and lower ring gear respectively with last wheel carrier and lower wheel carrier cooperation to make the rotary drum become the slope and arrange the state, be equipped with gear, reduction gear and motor on the wheel carrier, gear and ring gear cooperation, a plurality of pores have evenly been arranged to the lateral wall of rotary drum, and its inside has arranged a plurality of semicircular baffles that become crawler-type mud mechanism, including track part and filter bowl, the top at the filter bowl is arranged to the discharge gate of rotary drum.

Description

Filter pressing device for printing and dyeing waste slurry

Technical Field

The utility model relates to an environmental protection science and technology field, in particular to filter pressing device of printing and dyeing waste mud.

Background

In industrial production and environmental management work, muddy water containing a large amount of water is often treated, and the requirement on water treatment is higher and higher along with the stricter and stricter national requirement on environmental protection;

when the existing dewatering equipment is used for treating mud such as river sludge, printing and dyeing sludge or mining sludge, the existing dewatering equipment is easy to damage due to the existence of impurities or uncertain foreign matters, certain preceding-stage treatment is needed, and the overall efficiency is reduced.

The inventor researches the device and develops a crawler-type slurry filter-pressing device to solve the technical problem of low adaptability in continuous filter pressing in the prior art.

Disclosure of Invention

An object of the utility model is to provide a filter pressing device of printing and dyeing waste mud to efficiency is not good and the technical problem that adaptability is low when solving the continuous filter-pressing of prior art.

In order to achieve the above purpose, the technical solution of the present invention is as follows:

a filter pressing device for printing and dyeing waste mud comprises a front-stage rotary type dehydration mechanism and a rear-stage crawler type mud filter pressing mechanism, wherein the rotary type dehydration mechanism comprises a framework and a rotary drum, the rotary drum is provided with a feed inlet and a discharge outlet, a gear ring, an upper wheel ring and a lower wheel ring are arranged on the outer wall of the rotary drum, an upper wheel frame and a lower wheel frame are arranged on the framework, the upper wheel ring and the lower wheel ring are respectively matched with the upper wheel frame and the lower wheel frame, the rotary drum is in an inclined arrangement state, a gear, a speed reducer and a motor are arranged on the wheel frame, the gear is matched with the gear ring, a plurality of pores are uniformly arranged on the side wall of the rotary drum, and a plurality of semicircular;

the crawler-type mud mechanism comprises a crawler component and a filter tank, and the discharge port of the rotary drum is arranged above the filter tank.

Further, the filter tank becomes the slope and arranges the state, and the filter tank includes straight bottom plate and curb plate, track part is including becoming a plurality of briquetting of circling round the arrangement, the briquetting passes through chain end to end connection, and the both ends of circling round the arrangement briquetting are equipped with the guide pulley, and one side of guide pulley is equipped with the guide pulley motor, and one side of briquetting forms a straight extrusion face, the extrusion face becomes the shape of checing with the bottom plate and arranges the state, be equipped with the filtration pore on the bottom plate of filter tank, the below of filter tank is equipped with the receipts cistern, it is connected with the catheter to receive the cistern.

Furthermore, the pressing block is connected with a rotating shaft, and bearings are arranged at two ends of the rotating shaft. The briquetting of being convenient for smoothly rotates.

Furthermore, one end of the pressing block is provided with a vertical bump, and the top of the vertical bump is trimmed to form a pointed end. A structure similar to a claw is formed, so that the mud can be conveniently inserted into the mud and driven to move.

Further, the partitions inside the drum are in a staggered arrangement. Improving the rotating and extruding effects.

After this scheme of adoption, contrast prior art has following benefit:

according to the scheme, a front-stage rotary dehydration mechanism and a rear-stage crawler-type slurry filter-pressing mechanism are adopted to perform filter-pressing operation on the printing and dyeing waste slurry, and the slurry is rolled and extruded in a rotary drum, so that water is collected by a water receiving tank;

in the crawler-type slurry filter pressing mechanism, the main body adopts a pressing block structure which is arranged in a circling manner to form an extrusion surface similar to a crawler, so that the crawler-type slurry filter pressing mechanism has the characteristics of stable pressure, straight extrusion surface and good extrusion linearity, compared with a traditional belt filter press, when foreign matters are embedded, the filter pressing belt is easy to damage, the surface of the pressing block is smooth, slurry is not easy to adhere, the filter pressing belt does not need to be continuously cleaned or washed like the traditional belt filter press, and the working efficiency is greatly improved;

this scheme has the ability of continuous high-efficient operation, through two-stage filtration dehydration simultaneously, has improved its efficiency and dehydration filter effect greatly, so be particularly suitable for printing and dyeing waste silt to carry out the filter-pressing operation, under the uncertain condition of impurity or foreign matter, carry out the efficient dehydration operation of continuity, the more meticulous dehydration operation of the epilogue of also being convenient for has better popularization meaning.

Drawings

Fig. 1 is a schematic view of the overall structural arrangement.

FIG. 2 is a schematic view of the drum structure of the rotary dewatering mechanism.

FIG. 3 is a schematic diagram of the components in the drum of the rotary dewatering mechanism.

Fig. 4 is a schematic structural diagram of the crawler-type slurry filter-pressing mechanism.

Fig. 5 is a schematic diagram of the structure of the crawler-type slurry filter-pressing mechanism.

FIG. 6 is a schematic diagram of a briquetting structure of the crawler-type slurry filter-pressing mechanism.

Detailed Description

Referring to fig. 1, a filter press apparatus for printing and dyeing waste slurry comprises a rotary dewatering mechanism at a front stage and a crawler-type slurry filter press mechanism at a rear stage;

referring to fig. 2 and fig. 3, the rotary dewatering mechanism includes a frame 1 and a drum 2, an outer wall of the drum 2 is provided with an upper wheel 21 and a lower wheel 22, and a gear ring 23, the frame 1 is provided with an upper wheel frame 11 and a lower wheel frame 12, three upper guide wheels 111 and three lower guide wheels 121 are arranged on the upper wheel frame 11 and the lower wheel frame 12 in a circular center, the upper guide wheels 111 and the lower guide wheels 121 are respectively matched with the upper wheel ring 21 and the lower wheel ring 22, the upper wheel frame 11 is provided with a motor 13, a reducer and a gear 14, the gear 14 is meshed with the gear ring 23, the frame 1 rotatably supports the drum 2 through the lower wheel frame 12 of the upper wheel frame 11 and the upper guide wheels 111 and the lower guide wheels 121, and enables the drum 2 to be in an inclined arrangement state, in some embodiments, the inclined arrangement angle is about 30 degrees, which facilitates the output of.

The drum 2 is driven to rotate about its own center line by the motor 13, the speed reducer, and the gear 14 via the gear ring 23.

Be equipped with water receiving tank 18 in the below of rotary drum 2, a plurality of pores 24 have been arranged to the lateral wall of rotary drum 2, a plurality of semicircular baffles 25 have been arranged to its inside, crisscross arrangement state around the baffle 25, the rotary drum 2 both ends opening that the slope was arranged, wherein the upper end opening is the feed inlet, the lower extreme opening is the discharge gate, be equipped with ejection of compact board 17 in the below of discharge gate, ejection of compact board 17 is connected with the framework through the pivot, ejection of compact board 17 can be through pivot rotation direction, change the direction of the ejection of compact with the guide.

Referring to fig. 4 and fig. 5 and fig. 6, the crawler-type slurry filter-pressing mechanism comprises a crawler component 4 and a filter tank 3, the filter tank 3 is arranged obliquely, the filter tank 3 comprises a straight bottom plate 31 and side plates 32 on both sides, the crawler component 4 comprises a plurality of press blocks 41 arranged in a circle, the press blocks 41 are provided with rotating shafts 44 in a crossing manner, chains 43 are connected between the adjacent rotating shafts 44, thereby realizing the end-to-end connection of the press blocks 41, and a straight extrusion surface is formed on the outer edges of both sides, guide wheels 47 are provided on both ends of the press blocks 41 arranged in a circle, grooves are provided on the guide wheels 47, the grooves are used for accommodating the rotating shafts 44, a guide wheel motor 48 is provided on one side of the top guide wheel 47, the guide wheel motor 48 can drive the guide wheels 47, the guide wheels 47 drive the rotating shafts 44, and drive all the press blocks 41 to rotate under the action of the chains 43, and form a, namely, the state where the opening at the upper end is large and the opening at the lower end is small.

The bottom plate 31 is provided with a plurality of filter holes 33 for leading out the moisture of the squeezed slurry, a liquid collecting tank 34 is arranged below the filter tank 3, the liquid collecting tank 34 is connected with a liquid guide pipe 35 for outputting the water after filter pressing, the width of the filter tank 3 is consistent with that of the pressing block 41, and two sides of the pressing block 41 are attached to the side edges 32 of the filter tank 3, so that a relatively sealed squeezing space is formed inside the filter tank.

In order to better improve the filter pressing effect and the filter pressing pressure, bearings 45 are arranged at two ends of the rotating shaft 44, pressing strips 46 are arranged at corresponding positions of the pressing surfaces, the surfaces of the pressing strips 46 are also in contact with the wheel surfaces of the bearings 45, and when the pressing is carried out, the pressing pressure born by the pressing block 41 can be transmitted to the pressing strips 46 through the rotating shaft 44 and the bearings 45 and is transferred to the framework.

In order to better improve the filter-pressing effect, one end of the pressing block 41 is provided with a vertical lug 42, the top of the vertical lug 42 is trimmed and is in a pointed state, when the crawler belt component 4 rotates, the vertical lug 42 can be inserted into the slurry and drives the slurry to advance, the sliding of the slurry during extrusion is reduced, and the filter-pressing effect is improved.

In practical use, slurry substances such as river sludge, printing and dyeing precipitated sludge or mining slag water are conveyed to a feeding port of the rotary drum 2 through a conveying pump, the rotary drum 2 is driven to rotate at a low rotation speed by taking the central line of the rotary drum 2 as the axis through the gear ring 23 under the action of the motor 13, the speed reducer and the gear 14, the slurry passes through the partition plate 25 at intervals and performs swinging, extruding and stirring operations with each other in the rotating process, and partial moisture in the slurry flows out of the fine holes 25 to the filter screen 15 under the obstruction of the partition plate 25;

according to the scheme, the rotary dehydration mechanism at the front stage and the crawler-type slurry filter-pressing mechanism at the rear stage are adopted to perform filter-pressing operation on the printing and dyeing waste slurry, the slurry is rolled and extruded in the rotary drum, moisture is collected at a water receiving tank through the pores of the rotary drum, and in the crawler-type slurry filter-pressing mechanism, the main body of the crawler-type slurry filter-pressing mechanism adopts a briquetting structure which is arranged in a rotary manner to form an extrusion surface similar to a crawler, so that the crawler-type slurry filter-pressing mechanism has the characteristics of stable pressure, straight extrusion surface and good extrusion linearity; this scheme has the ability of continuous high-efficient operation, through two-stage filtration dehydration simultaneously, has improved its efficiency and dehydration filter effect greatly, so be particularly suitable for printing and dyeing waste silt to carry out the filter-pressing operation, under the uncertain condition of impurity or foreign matter, carry out the efficient dehydration operation of continuity, the more meticulous dehydration operation of the epilogue of also being convenient for has better popularization meaning.

Claims (5)

1. The utility model provides a filter pressing device of printing and dyeing waste mud which characterized in that: the rotary type sludge press-filtering device comprises a rotary type dewatering mechanism at the front stage and a crawler type sludge press-filtering mechanism at the rear stage, wherein the rotary type dewatering mechanism comprises a framework and a rotary drum, the rotary drum is provided with a feed inlet and a discharge outlet, a gear ring, an upper wheel ring and a lower wheel ring are arranged on the outer wall of the rotary drum, an upper wheel carrier and a lower wheel carrier are arranged on the framework, the upper wheel ring and the lower wheel ring are respectively matched with the upper wheel carrier and the lower wheel carrier, the rotary drum is in an inclined arrangement state, a gear, a speed reducer and a motor are arranged on the wheel carrier, the gear is matched with the gear ring, a plurality of pores are uniformly arranged on the side wall;

the crawler-type mud mechanism comprises a crawler component and a filter tank, and the discharge port of the rotary drum is arranged above the filter tank.

2. A filter press apparatus as set forth in claim 1 for printing and dyeing waste slurry, wherein: the filter tank is in an inclined arrangement state, the filter tank comprises a flat bottom plate and a flat side plate, the track component comprises a plurality of pressing blocks which are arranged in a rotating mode, the pressing blocks are connected end to end through chains, guide wheels are arranged at two ends of the pressing blocks in the rotating mode, a guide wheel motor is arranged on one side of each guide wheel, a straight extrusion surface is formed on one side of each pressing block, the extrusion surfaces and the bottom plate are in a wedge-shaped arrangement state, filter holes are formed in the bottom plate of the filter tank, a liquid collecting tank is arranged below the filter tank, and the liquid collecting tank is connected with a liquid guide pipe.

3. A filter press apparatus as set forth in claim 2 for printing and dyeing waste slurry, wherein: the briquetting is connected with the pivot, and the both ends of pivot are equipped with the bearing.

4. A filter press apparatus as set forth in claim 3 for printing and dyeing waste slurry, wherein: one end of the pressing block is provided with a vertical bump, and the top of the vertical bump is trimmed to form a pointed end.

5. A filter press apparatus as set forth in claim 1 for printing and dyeing waste slurry, wherein: the baffles inside the drum are in a staggered arrangement.

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