KR20090029346A - Dehydrating apparatus of sludge - Google Patents

Abstract

A waste sludge dehydrating apparatus is provided to reduce a time for dehydration by promptly processing separation of sludge cake and improve dehydration efficiency by removing sludge adhered to a front/rear filter material. A waste sludge dehydrating apparatus comprises a plurality of membrane plates(110), a plurality of horizontal supports(140), a plurality of air cylinders(142), and a plurality of front/rear filter materials(150a,150b). Each membrane plate is installed in an upper part of a guide and supported by the guide. The horizontal supports are formed in an upper part of the membrane plate. The membrane plate is switched according to pressurization and release of a pressure type hydraulic cylinder.

Description

Waste Sludge Dewatering Equipment {DEHYDRATING APPARATUS OF SLUDGE}

 The present invention relates to a waste sludge dewatering apparatus used to dehydrate waste sludge generated in various factories and the like to be caked by properly diluting with water and a neutralizing agent, and more particularly, to sequentially configure several membrane plates horizontally. In the combined dehydration device, between the membrane plate plate by installing the front and rear filtration fabric to move up and down by the operation of the vertical air cylinder, several membrane plate by pressing and releasing operation of the pressure hydraulic cylinder Is easily opened and closed, and the front and rear filtration cloths are moved up and down by the operation of the vertical air cylinder, and the separation process of the caked sludge cake is quick and easy to shorten the dehydration time, thereby increasing the amount of sludge in a short time. Increase cake production and move up and down by scraper It is effective to improve the sludge dewatering efficiency by removing the sludge stuck to the front and rear filter cloth.

Conventionally, as shown in Figs. 11 to 12, a wheel press type device has been used as a waste sludge dewatering device, and two nonwoven fabrics 12 and 14 made of polypropylene are bonded to each other with a connecting fabric 16 in the middle. The upper part is detachable by the Velcro tapes 17 and 18, and the lower part of both sides is the filter cloth 10 which became mutually separable and detachable by the binding strap 19, and the center so that this filter cloth 10 may be fitted to both sides. The sludge inlet 22 of the filter plate 20 to allow the nonwoven fabrics 12 and 14 to pass therethrough, and the discharge plate 24 attached to the side to discharge the filtrate (water) passing through the filter cloth 10. )

In the conventional configuration, the filter plate 30 is provided with a plurality of filter plates 20 covered with the conventional filter cloth 10 between the fixing plate 32 and the pressing portion 34 of the filter press 30 so as to overlap each other. When the filter plate 20 is pressed by the pressurizing part 34 while supplying sludge from one side of the water, the water passes through the filter cloth 10 sandwiched between the adjacent filter plates 20 and the discharge pipe 24 at the side of the filter plate 20 is supplied. Is discharged into the channel 36 and the sludge is filtered out of the filter cloth 10 to be in a cake state. After receiving the pressure for a predetermined time and releasing the pressure on the filter plate 20, the cake sticks to the outside of the filter cloth 10. The sludge that was present falls down and is collected.

Therefore, when making the sludge into a cake state by using the conventional sludge apparatus as described above, when the sludge is introduced into the sludge inlet 22 by a pump (not shown) in a separate concentration tank (not shown), the fixed plate Sludge is introduced from the (32) side and sequentially filled to the pressure plate 34 side, and the sludge is dewatered by the compression of the fixed plate 32 side and the pressure plate 34, and after dehydration of the sludge, the pressure plate 34 side Since the filter plate 20 is sequentially separated from the caked sludge is desorbed, there was a drawback that takes a lot of dewatering and dewatering of the sludge.

In addition, since the filter cloth 10 formed on the filter plate 20 is fixed, there is a drawback that the replacement and cleaning operations of the filter cloth 10 formed on the filter plate 20 are cumbersome after separation of the dewatered sludge cake.

An object of the present invention is to solve the above problems, the sludge dewatering apparatus of the present invention that is operated while sliding in a batch is composed of several membrane plates horizontally sequentially, the vertical air between the several membrane plates By installing and configuring the front and rear filtration cloths that move up and down by the operation of the cylinder, several membrane plates can be opened and closed easily by pressurizing and releasing the pressurized hydraulic cylinder, and by the operation of the vertical air cylinder. The filter cloth is moved up and down to quickly and easily separate the caked sludge cake and shorten the dehydration time, thereby increasing the production of a large amount of sludge cake in a short time, and moving up and down by the scraper. Improve sludge dewatering efficiency by removing sludge stuck to rear filter cloth The purpose is to sleep.

According to the present invention, several membrane plates 110 for dehydrating waste sludge generated at various factories and the like with water and neutralizing agent are dehydrated to be caked, and are supported by a guide 100 and a rear of the guide 100. In the waste sludge dewatering device is installed in the front and rear framework (300a, 300b) for supporting the front and rear of the guide 100 is installed by the pressure hydraulic cylinder 200 is installed, the The vertical air cylinder 142 is installed on the horizontal support 140 formed on the upper portion of each membrane plate 110 supported by the upper portion, and the front and rear filtration cloth 150a between the respective membrane plates 110. 150b is installed and configured to open and close several membrane plates 110 by the pressurizing and releasing operation of the pressurized hydraulic cylinder 200, the front and rear filter cloth (150a) by the operation of the vertical air cylinder 142 ) 150b is configured to be coupled to move up and down.

As described above, in the present invention, the sludge dewatering device which is operated while slidingly moving in a collective manner opens and closes the membrane plate collectively by pressurizing and releasing operation of the hydraulic cylinder, and moves forward and backward by the operation of the vertical air cylinder. By moving the filter cloth up and down at the same time quickly and easily to shorten the separation time of the caked sludge, increase the production of a large amount of sludge cake in a short time, and the front and rear filter cloth moving up and down by scraper It has the effect of improving the sludge dewatering efficiency by removing the sludge attached to the sludge, it is possible to prevent environmental pollution due to the unauthorized discharge of the sludge.

Hereinafter, the configuration and operation of the present invention will be described in detail with reference to the accompanying drawings.

According to the present invention, several membrane plates 110 for dehydrating waste sludge generated at various factories and the like with water and neutralizing agent are dehydrated to be caked, and are supported by a guide 100 and a rear of the guide 100. The pressure hydraulic cylinder 200 is installed to be coupled to the front and rear frameworks 300a and 300b for supporting the front and rear of the guide 100.

The several membrane plates 110 are formed with a sludge receiving groove 112 in the front and rear, and a through hole 114 into which the sludge is injected and moved to the upper center portion, and the guides are formed at both left and right sides thereof. The support part 116 is seated and supported by the upper surface of the slide 100 to slide.

The upper bracket 120 formed with the horizontal support 140 is coupled to the upper left and right sides of the membrane plate 110 formed as described above, and the lower bracket 130 formed with the nozzle pipe 137 is coupled to the lower portion. Is formed.

Inside the upper bracket 130, the front upper wire support rods 122, the front middle wire support rods 123, the front lower wire support rods 124, the rear upper wire support rods 125 are installed.

In addition, a vertical air cylinder 142 is installed on the horizontal support 140 installed inwardly of the upper bracket 120, and a seating groove 144 is formed at one side where the vertical air cylinder 142 is formed.

Inside the lower bracket 130, the front upper filter cloth support rod 132, the front lower filter cloth support rod 133, the rear upper filter cloth support rod 134, the rear lower filter cloth support rod 135 is installed.

In addition, a scraper 136 is installed at the lower portion of the front lower filtration support rod 133 and the rear lower filtration support rod 135.

Therefore, the membrane plate 110 is configured as described above, as shown in Figures 1 to 3, a plurality of sequentially installed inside the guide 100 constituting the sludge dewatering apparatus of the present invention, at this time, The membrane plate 110 is fixedly coupled to the plate fixing part 102, and the membrane plate 110 located at the rear end is fixedly installed to the pressure plate 202 coupled to the pressure hydraulic cylinder 200.

As described above, the front filter cloth 150a and the rear filter cloth 150b are dually installed to face each other between and between the membrane plates 110 installed inside the guide 100, and the front filter cloth 150a installed to face each other. The upper end of the) is fixedly coupled to the upper filtration support 152, the lower end is fixedly coupled to the rear lower filtration support (154a).

At this time, the lower end of the front filter cloth (150a) is supported by wound around the rear lower filter cloth support rod 135 and the rear upper filter cloth support rod 134 and fixed to the rear lower filter cloth support (154b), the front filter cloth (150a) and The rear filter cloth 150b facing each other is fixed to the upper end coupled to the upper filter cloth support 152, the lower end is the front lower filter cloth rod 154a and the front upper portion formed to be installed below the membrane plate 110 of the rear sequentially installed It is connected to and fixed to the front lower filter cloth support 154b wound and supported by the filter cloth support rod 132.

On the other hand, the front and rear filter cloth (150a, 150b) corresponding to the through hole 114 formed in the upper center portion of the membrane plate 110, the porter metal fixing plate 151 to facilitate the introduction and movement of sludge This combination is installed.

The front and rear filter cloth (150a, 150b) is installed as described above, the front and rear wires (160, 162) is fixed to the both ends of the upper filter support 152, the upper end is fixedly coupled, the front fixed connection The wire 160 is wound around the front upper wire support rod 122, supported by the front middle wire support rod 123, and wound around and supported on the rear lower filtration support rod 135 positioned inwardly of the lower bracket 130, and the rear upper portion. It is wound around the filter cloth support rod 134 and fixedly coupled to the rear lower filter cloth support 154b.

In addition, the rear wire 162 is wound on the rear upper wire support rod 125 and is wound around the front lower filtration support rod 133 formed to be installed to the lower portion of the membrane plate 110 of the rear installed sequentially is the front lower filtration supporter 154a is fixed to the connection.

Further, the front and rear wires 160 and 162 are wound on and supported by the front upper wire support rods 122, the front middle wire support rods 123, and the rear upper wire support rods 125, respectively. The roller 127 is installed so that the 162 can be stably rotated and supported.

As described above, a lower portion of the rear lower filter cloth support rod 135 and the front lower filter cloth support rod 133 on which the lower portion of the front and rear filter cloths 150a and 150b are rotated and supported are provided with the scraper 136. During the rotational movement of the filter cloths 150a and 150b, the sludge adhering to the front and rear filter cloths 150a and 150b is desorbed.

On the other hand, the left and right sides of the plurality of membrane plates 110, the front and rear filter cloth (150a, 150b) as described above is coupled to the chain cord 117 connecting the membrane plate 110 and the membrane plate 110 Is installed.

Hereinafter, the configuration and operation of the present invention configured as described above will be described in more detail.

As shown in Figure 1 to 4, the waste sludge dewatering device of the present invention, the front and rear frame 300a, 300b is fixed to the front and rear plate is fixed to the position of the front frame (300a) The front part 102 is installed, and the pressing plate 202 is reciprocated forward and backward by the pressure hydraulic cylinder 200 is formed on the rear frame (300b) side, the left and right of the front and rear frameworks (300a, 300b) The right side is provided with a guide 100 supported by the front and rear frameworks 300a and 300b.

As described above, a plurality of membrane plates provided with the front and rear filter cloths 150a and 150b for making the sludge cake 500 inside the left and right guides 100 in which the plate fixing part 102 and the pressure plate 202 are formed. 110 is installed in a state that is mounted on the guide 100 by the support portion 116.

The front and rear filtration cloths 150a and 150b installed between the plurality of membrane plates 110 are moved up and down by the operation of the vertical air cylinder 142 formed as an upper portion of the horizontal support 140.

In the waste sludge dewatering device configured as described above, a plurality of membrane plates 110 are sequentially opened and closed by a pulling and pushing operation of the pressure plate 202 connected to the pressure hydraulic cylinder 200.

At this time, the plurality of membrane plates 110 that are sequentially opened and closed are pulled by the membrane plate 110 is fixed to the pressure plate 202 is pulled by pulling the pressure hydraulic cylinder 200, respectively The membrane plate 110 of the left and right sides are installed while being pulled sequentially by the chain cord 117 connected.

In addition, as the pressing plate 202 is pushed by the pushing hydraulic cylinder 200, the membrane plate 110 is sequentially closed in the reverse order of the opening, and is pressed by the pressing plate 202.

At this time, the pressing plate 202 is in close contact with the membrane plate 110 toward the plate fixing part 102 by the pushing operation of the pressure hydraulic cylinder 200, the plurality of membrane plates 110 are in close contact with the sludge A space for making the cake 500 is formed.

On the other hand, when the plurality of membrane plates 110 are closely coupled in sequence, between the plurality of membrane plates 110, a plurality of support rods 122, 123, 124, 125 are formed in the upper and lower support The front and rear filter cloths 150a and 150b are rotatably supported by 132, 133, 134, and 135 to move up and down.

In order to dewater the waste sludge by the waste sludge dewatering device configured as described above, as shown in FIG. 1, when the first pressurized hydraulic cylinder 200 is operated, the pressurized hydraulic cylinder 200 is connected to the pressurizing plate ( 202 is pushed toward one side, that is, the front frame 300a in which the plate fixing part 102 is installed.

At this time, the membrane plate 110 is maintained between the membrane plate 110 in a state in which the front and rear filter cloth (150a, 150b) is sandwiched between the sludge receiving grooves 112 of the inner side.

In addition, the vertical air cylinder 142 formed at a position projecting rearward to the horizontal support 140, when the membrane plate 110 abuts each other, to prevent the respective vertical air cylinders 142 collide with each other, Is to be seated in the seating groove 144 is to be completely in contact with the membrane plate (110).

Membrane plate 110 through the sludge inlet 320 at a predetermined pressure by the pump (not shown) diluted in the sludge receiving groove 112 is closed with the membrane plate 110 in contact with each other as described above. Continue to flow into the sludge receiving groove (112).

At this time, the sludge introduced into the sludge accommodating groove 112 is introduced between the front and rear filter cloth (150a) (150b) is dehydrated through the front and rear filter cloth (150a) (150b) and the dewatered filtrate is membrane plate The drainage (not shown) formed in the lower portion of the 110 is made to drain outside the same time, and after a certain time, the sludge in the sludge accommodating groove 112 is dehydrated to become a cake.

On the other hand, the front and rear filtration cloth (150a, 150b) is surrounded by a sludge receiving groove 112 in order to facilitate the dewatering of the waste sludge accommodated in the sludge receiving groove 112, forced injection of dewatered air into the interior of the sludge It can promote the dewatering of sludge.

Therefore, when the dewatering of the waste sludge is completed as described above, by releasing the pressure of the pressure hydraulic cylinder 200 to space the pressure plate 202, the membrane plate 110 fixed to the pressure plate 202 side is spaced and fitted A plurality of membrane plates 110 that have been touched are sequentially spaced apart by being pulled by the chain string 117.

At this time, as the plurality of membrane plates 110 are spaced apart, the front and rear filter cloth (150a, 150b) accommodated in the sludge receiving groove 112 is opened and some of the sludge cake 500 dehydrated and caked by gravity It is spun off and collected by itself.

Therefore, when the sludge cake 500 is spaced apart enough to be detached to the bottom of the membrane plate 110 as described above, by operating the vertical air cylinder 142 installed above each membrane plate 110, By lowering the rear filter cloth (150a) (150b), as shown in Figure 5, the sludge cake (500) wrapped in the front and rear filter cloth (150a, 150b) falls off the bottom, membrane plate ( Collected by a moving tray (not shown) formed in the lower portion of the 110.

After the caked sludge cake 500 is desorbed as described above, the vertical air cylinder 142 is operated upward again to raise the front and rear filter cloths 150a and 150b, and then pressurize the hydraulic cylinder 200. By pressurizing the pressure plate 202 by operating), several membrane plates 110 which are opened are brought into close contact with the front frame 300a on which the plate fixing part 102 is installed, so that the front and rear filter cloths 150a and 150b are closed. When the membrane plate 110 is in a state of being fitted to each other to maintain a state of being closed to each other is a de-level ratio state, the sludge dehydration device that is operated by sliding movement in a batch is pressurized and released operation of the pressure hydraulic cylinder 200 It facilitates opening and closing of the membrane plate 110 by the vertical air cylinder 142, the operation of the front and rear filter cloth (150a, 150b) to move up and down quickly and easily separation of the caked sludge Processing time Speed, is capable of dehydrating a large amount of waste sludge in a short period of time by.

On the other hand, the sludge cake 500 wrapped in the front and rear filter cloth (150a, 150b) by the dewatering operation of the repetitive sludge as described above is desorbed to the upper portion of each membrane plate 110 by the cleaning process. By operating the installed vertical air cylinder 142 downward to lower the front and rear filter cloth (150a) (150b), the front and rear filter cloth (150a) (150b) is the rear lower filter bag support 135 and the front lower filter bag support rod The sludge adhering to the front and rear filter cloths 150a and 150b is removed while passing through the scraper 136 formed as the lower portion of the 133, and at the same time to the water sprayed from the lower nozzle pipe 137 of the membrane plate 110. In this case, the clogging phenomenon of the front and rear filter cloths 150a and 150b is eliminated, thereby increasing the dewatering efficiency of the sludge.

Figure 9 is a partially enlarged front view of another embodiment according to the present invention, Figure 10 is a side cross-sectional view showing the upper bracket portion of another embodiment according to the present invention,

As shown in FIG. 9 and FIG. 10, an air motor 128 is connected to the one end of the front upper wire supporting rod 122 installed inside the upper bracket 130 constituting the present invention by a coupling 128a. The sprocket 127a is fixedly installed at both sides of the front upper wire support rod 122, the front middle wire support rod 123, the front lower wire support rod 124, and the rear upper wire support rod 125.

The air motor 128 connected to the front upper wire support rod 122 is coupled by the coupling 128a so that the front upper wire support rod 122 rotates by the rotation of the air motor 128.

On the other hand, the front and rear chain 162a (162b) is coupled to both ends of the upper filter cloth support 152, the upper end of the front and rear filter cloth (150a, 150b) is fixed fixedly coupled.

The front chain 160a is wound around the sprocket 127a formed on the front upper wire support rod 122 and supported by the sprocket 127a formed on the front middle wire support rod 123 to the inside of the lower bracket 130. It is wound around and supported on the rear lower filter cloth support rod 135 located and wound on the rear upper filter cloth support rod 134 and fixedly coupled to the rear lower filter cloth support 154b.

In addition, the rear chain 162a is wound around the sprocket 127a formed on the rear upper wire support rod 125 and wound on the front lower filtration support rod 133 formed to be installed below the membrane plate 110 in the rear. It is supported and fixed to the front lower filtration support (154a).

As described above, the air motor 128 is configured to be coupled, and the sludge dewatering device of another embodiment formed by being connected to the front and rear chains 162a and 162b is the rotation of the air motor 128 connected to the front upper wire support rod 122. By the front and rear chains (162a, 162b) by the front and rear filtration fabric (150a, 150b) is configured to move up and down to quickly remove and defrost caked sludge to shorten the time It can be.

1 is a side view of a state in which the waste sludge dewatering apparatus according to the present invention is compressed.

Figure 2 is a side view of a state of releasing the pressure of the waste sludge dewatering apparatus according to the present invention.

Figure 3 is a plan view of the released state of the waste sludge dewatering apparatus according to the present invention.

Figure 4 is an exploded perspective view showing an extract of several membrane plates according to the present invention.

Figure 5 is a side cross-sectional view showing an upper bracket portion according to the present invention.

Figure 6 is a side cross-sectional view showing a lower bracket portion according to the present invention.

Figure 7 is a front view showing an extract of the membrane plate installed front, rear filter cloth in accordance with the present invention.

8 is a front view showing an extract of a state in which the front, rear filter cloth is moved to the lower side in accordance with the present invention.

9 is a partially enlarged front view of another embodiment according to the present invention.

Figure 10 is a side cross-sectional view showing the upper bracket portion of another embodiment according to the present invention.

Figure 11 is a schematic perspective view showing the separation of the conventional filter plate and filter cloth.

Figure 12 is a schematic side view showing a waste sludge dewatering apparatus using a conventional filter plate and filter cloth.

Explanation of symbols on the main parts of the drawings

100 Guide 102 Plate

110 Membrane Plate 112 Sludge Receiving Groove

114 Through Hole 116 Support

117 chain

120 Upper Bracket 122 Front Upper Wire Support Rod

123 Front middle wire support rod 124 Front lower wire support rod

125 Rear upper wire support rod 127 Roller

127a Sprocket 128 Air Motor

128a coupling

130 Lower Bracket 132 Front Upper Filtration Support Rod

133 Anterior Lower Filtration Support Rod 134 Anterior Upper Filtration Support Rod

135 Rear Lower Filtration Support Rod 136 Scraper

137 nozzle pipe

140 Horizontal support 142 Vertical air cylinder

144 Seating Home

150a, 150b Front and Rear Filtration Cannon 151 Porter Metal

152 Upper Filtration Support 154a Anterior Lower Filtration Support

154b Rear Lower Filtration Support 160 Front Wire

160a Front Chain 162 Rear Wire

162a Rear Chain 200 Pressurized Hydraulic Cylinder

202 Pressure plate 300a, 300b Front / rear frame 320 Sludge inlet 500 Sludge cake

Claims (6)

Guide membrane 100, which is supported by mounting several membrane plates 110 for dewatering the waste sludge generated in various factories and the like to be caked by diluting with water and neutralizer, etc., and pressurizing to the rear of the guide 100 In the waste sludge dewatering device which is provided with a hydraulic cylinder 200 is coupled to the front and rear frameworks (200a, 200b) for supporting the front and rear of the guide 100, The vertical air cylinder 142 is installed on the horizontal support 140 formed on the upper side of each membrane plate 110 supported by the upper part of the guide 100, and between the respective membrane plates 110. , The rear filter cloth (150a, 150b) is installed is configured to open and close several membrane plate 110 by the pressure and release operation of the pressure hydraulic cylinder 200, by the operation of the vertical air cylinder 142 Waste sludge dewatering device characterized in that the front, rear filter cloth (150a) (150b) is configured to move up, down. The method of claim 1. The plurality of membrane plates 110 are formed to combine the upper and lower brackets 120 and 130 to the left, right, top, and bottom, and form a vertical air cylinder 142 to the upper portion of the upper bracket 120. The horizontal support 140 is installed, and several wire support rods 122, 123, 124, 125 are supported on the inside, and several filter cloth support rods 132 are provided on the inner side of the lower bracket 130. Wastewater sludge dewatering apparatus characterized in that the support (133) (134, 135) is installed. The method of claim 1, The front and rear filter cloths 150a and 150b installed between the respective membrane plates 110 are doubled so that the front filter 150a and the rear filter cloth 150b face each other between and between the respective membrane plates 110. It is installed and fixed to the upper end of the front and rear filter cloth (150a) (150b) is coupled to the upper filter cloth support 152, the lower end of the front filter cloth (150a) rear lower filter cloth support rod 135 and the rear upper filter cloth support rod 134 The lower end of the rear filter cloth 150b, which is wound around and supported by the rear lower filter cloth support 154b and installed to face the front filter cloth 15a, is lowered to the sequentially installed rear membrane plate 110. It is fixedly connected to the front lower filter cloth support (154a) installed and wound around the front lower filter cloth support rod 133 and the front upper filter cloth support rod 132 is installed, The front and rear wires 160 and 162 are connected and fixed to both side ends of the upper filter cloth support 152 to which the upper and rear filter cloths 150a and 150b are coupled and fixed. It is wound on the upper wire support rod 122 and is supported on the front middle wire support rod 123 and is wound on the rear lower filter cloth support rod 135 positioned inwardly of the lower bracket 130 and supported on the rear upper filter cloth support rod 134. And fixedly coupled to the rear lower filtration supporter 154b, and the rear wire 162 is wound around the rear upper wire support rod 125 and installed below the membrane plate 110 of the rear, which is sequentially installed. Wastewater sludge dewatering device, characterized in that fixed to the 133 is wound around the front lower filter support (154a). The method of claim 1, The scraper 136 is installed at the lower portion of the rear lower filter cloth support rod 135 and the front lower filter cloth support rod 133 installed at the lower portion of each membrane plate 110, so that the front and rear filter cloths 150a and 150b are disposed. Waste sludge dewatering device characterized in that the sludge attached to the front and rear filter cloth (150a, 150b) during the rotational movement. The method of claim 2, At one end of the front upper wire support rod 122 installed inwardly of the upper bracket 130, the air motor 128 is coupled and installed by the coupling 128a, the front upper wire support rod 122, the front middle wire support rod 123, the front lower wire support rod 124, the sprocket 127a is fixed to both sides of the rear upper wire support rod 125, characterized in that the waste sludge dewatering device. The method of claim 3, wherein The front and rear filter cloth (150a, 150b), the upper end of the upper filter cloth support 152, the upper end of the coupling is fixed fixedly, the front and rear chains (162a, 162b) by connecting to configure, but the front chain (160a) ) Is wound around the sprocket 127a formed on the front upper wire support rod 122, and is supported by the sprocket 127a formed on the front middle wire support rod 123, and is located on the inner side of the lower bracket 130. It is wound on the support 135 and wound on the rear upper filter cloth support rod 134 is fixed and coupled to the rear lower filter cloth support 154b, The rear chain 162a is wound around the sprocket 127a formed on the rear upper wire support rod 125 and wound around the front lower filtration support rod 133 formed below the membrane plate 110 of the rear side. Waste sludge dewatering device characterized in that fixed to the front lower filtration support (154a).

Images