CN110548337A - Underground works construction abandonment mud processing apparatus - Google Patents

Abstract

The invention relates to an underground engineering construction waste mud treatment device. The upper part of a sedimentation tower is fixed on the inner wall of a fixed frame through a plurality of buffer hanging mechanisms, the top of the sedimentation tower is fixedly connected to a stirring motor through a top cover, and the output shaft of the stirring motor is fixedly connected to the stirring motor The agitator and the agitator are arranged in the precipitation tower, and the top side of the precipitation tower is provided with an overflow port, and the bottom of the overflow port is provided with a consider plate and a plurality of scrapers, and the scraper is fixedly connected with the shaft of the agitator. The bottom is provided with a stirring blade, the middle of one side of the precipitation tower is provided with a first feeding port, and the bottom of the precipitation tower is provided with a plurality of vibrators along its circumferential direction, and a first valve is fixed on the discharge port at the bottom of the precipitation tower. The extrusion cylinder is fixedly connected by a hanger, the extrusion cylinder is provided with a second feeding port, the second feeding port is connected with the discharging port through a connecting pipe, a second valve is arranged on the second feeding port, and the extrusion cylinder is The inner extrusion piston is fixedly connected to the telescopic oil cylinder, and a conveyor belt is arranged under the discharge end of the extrusion cylinder.

Description

Underground engineering construction waste mud treatment device

technical field

The invention relates to a waste mud treatment technology, in particular to a waste mud treatment device for underground engineering construction.

Background technique

As an auxiliary construction material, mud is widely used in underground projects such as pipe jacking, underground diaphragm walls, bored piles and mud-water balance shields. Tankers transport the mud to the suburbs to dry it naturally. This method of treatment is primitive and backward, inefficient, and expensive. During transportation, the mud is often spilled, causing pollution to the city. Some construction sites take advantage of regulatory loopholes to secretly drain construction mud. Arbitrary discharge has caused very serious consequences; it pollutes the environment, and the random discharge of construction mud pollutes water sources, destroys natural vegetation, hardens soil, and affects the beauty of the environment; the mud that is secretly discharged into rivers not only makes rivers turbid, destroys water quality, and damages river ecological safety , resulting in the death of a large number of fish and shrimp, endangering the safety of urban domestic water, and at the same time silting up the river, affecting the navigation of ships; destroying municipal facilities, and the mud secretly discharged into the sewers and other facilities can easily cause damage to municipal works and block pipelines; At the same time, construction mud also intensifies Soil erosion. Therefore, it is necessary to design an underground engineering construction waste mud treatment device.

SUMMARY OF THE INVENTION

The purpose of the present invention is to solve the shortcomings of the prior art, such as complicated operation, many equipments and too large temporary site, and proposes an underground engineering construction waste mud treatment device.

In order to achieve the above object, the present invention adopts the following technical solutions:

An underground engineering construction waste mud treatment device, comprising a sedimentation tower and a fixing frame, the upper part of the sedimentation tower is provided with a plurality of buffer hanging mechanisms along its circumferential direction, and the sedimentation tower is fixed on the inner wall of the fixed frame by the buffer hanging mechanism, The top of the sedimentation tower is fixedly connected to the stirring motor through the top cover, the output shaft of the stirring motor is fixedly connected with a stirrer, the stirrer is arranged in the sedimentation tower throughout, and an overflow port is provided on one side of the top of the sedimentation tower, The bottom of the overflow port is provided with a filter plate that matches the inner diameter of the sedimentation tower, the bottom of the filter plate is provided with a plurality of scrapers, and the scraper is fixedly connected with the shaft of the agitator, and the bottom of the agitator is provided with a spiral The stirring blade of the structure, a first feeding port is provided in the middle of one side of the precipitation tower, a curing agent feeding pipe is provided on the first feeding port, and the bottom of the precipitation tower is provided with a plurality of vibrators along its circumferential direction, The bottom discharge port of the sedimentation tower is fixedly provided with a first valve, the bottom of the sedimentation tower is fixedly connected to the extrusion cylinder through a hanger, and the extrusion cylinder is provided with a second feeding port, and the second inlet The material port is connected with the discharge port through a connecting pipe, the second feed port is provided with a second valve, and the discharge end of the extrusion cylinder is rotatably connected with a cover through a pin shaft, and the cover is far away from the pin shaft. One end is rotatably connected to the fixed handle, the extrusion cylinder is provided with a matching extrusion piston, the rear end of the extrusion piston is fixedly connected to the piston rod of the telescopic oil cylinder, and the rear end of the telescopic oil cylinder is fixedly connected to the inner wall of the fixed frame On the top, a conveyor belt is provided below the discharge end of the extrusion cylinder.

Further, the buffer hanging mechanism includes a lifting lug and a hanging seat, the lifting lug is evenly fixed on the outer wall of the sedimentation tower along the circumferential direction of the sedimentation tower, the hanging seat is fixed on the fixing frame, and the hanging seat is fixed on the hanging seat by a pin. A buffer tube is rotatably connected, a buffer spring is fixed in the buffer tube, a suspension arm is inserted through the buffer spring, a limit block is fixed at one end of the buffer tube, and the suspension arm is far away from the buffer tube. One end is flexibly connected to the lifting lug.

Further, the extrusion cylinder is constructed by welding an inner casing and an outer casing into an integral structure, and between the inner casing and the outer casing is sequentially provided with a gravel layer and a filter cloth layer from the inside to the outside. Inner permeable holes are uniformly arranged, and outer permeation holes are uniformly arranged on the outer casing.

Further, the bottom of the precipitation tower has a conical structure, and the stirring blade matches the conical shape of the bottom of the precipitation tower.

Further, a shaft sleeve is arranged between the filter plate and the agitator, the shaft sleeve is fixed on the filter plate, and a seal is arranged between the shaft sleeve and the shaft of the agitator.

Further, the rotation radius of the scraper is the same as the radius of the filter plate, and a brush is provided on the side of the scraper corresponding to the filter plate.

Further, the connecting pipe is a corrugated pipe made of rubber.

Further, a plurality of sealing rings are arranged on the extrusion piston.

Further, a reinforcing frame is provided on the agitator and located at the lower part of the sedimentation tower.

The beneficial effects of the present invention are as follows: the present invention makes the waste mud settle naturally after adding the solidifying agent through feeding in the middle of the precipitation tower, and under the action of the vibrator, the precipitation is accelerated, so that the precipitation layer and the clarification layer are formed in the precipitation tower, and the clarification The layer is filtered by the filter plate to meet the discharge standard and discharged. The sediment layer is extruded and dehydrated into blocks and discharged through the extrusion cylinder. The extrusion cylinder adopts a double-cylinder wall design and is filled with a gravel layer and a filter cloth layer. Excessive pressure will damage the filter cloth. This design can effectively protect the filter cloth, effectively improve the filtration quality, and extend the life of the filter cloth. The device adopts the design of layered continuous treatment, which effectively improves the treatment efficiency of waste mud.

Description of drawings

Fig. 1 is the sectional schematic diagram of the underground engineering construction waste mud treatment device of the present invention;

Fig. 2 is the enlarged structural schematic diagram of A place of Fig. 1;

FIG. 3 is an enlarged schematic view of the structure at B of FIG. 1 .

In the figure: precipitation tower 1, first feed port 11, curing agent adding pipe 111, lifting lug 12, overflow port 13, filter plate 14, vibrator 15, discharge port 16, reinforcement frame 17, first valve 18 , fixed frame 2, hanger 21, hanger 22, buffer tube 23, boom 24, buffer spring 25, limit block 26, top cover 3, stirring motor 4, agitator 41, stirring blade 42, scraper 43, Extrusion cylinder 5, cover 51, fixed handle 52, second feed port 53, second valve 54, inner shell 55, inner permeation hole 551, outer shell 56, outer permeation hole 561, filter cloth layer 57, crushed Stone layer 58 , extrusion piston 6 , sealing ring 61 , telescopic oil cylinder 7 , connecting pipe 8 , conveyor belt 9 .

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments.

1-3, an underground engineering construction waste mud treatment device includes a sedimentation tower 1 and a fixing frame 2. The upper part of the sedimentation tower 1 is provided with a plurality of buffer hanging mechanisms along its circumferential direction. The buffer hanging mechanism includes lifting ears 12 and Hanging seat 22, the lifting lug 12 is uniformly fixed on the outer wall of the sedimentation tower 1 along the circumferential direction of the sedimentation tower 1, the hanging seat 22 is fixed on the inner wall of the fixing frame 2, and the hanging seat 22 is connected to the buffer tube 23 through the pin rotation. A buffer spring 25 is fixedly provided, and a suspension arm 24 is arranged through the buffer spring 25. The end of the suspension arm 24 located at the buffer tube 23 is fixed with a limit block 26, and the end of the suspension arm 24 away from the buffer tube 23 is movably connected to the lifting lug 12 , the bottom of the sedimentation tower 1 is fixedly provided with a plurality of vibrators 15 along its circumferential direction, and the vibrators 15 are connected with an external power supply. It is beneficial to the sedimentation zone of the waste mud in the sedimentation tower 1, and the waste mud naturally settles in the sedimentation tower 1 to form a sedimentation layer and a clarification layer.

The precipitation tower 1 is fixed on the fixed frame 2 through the buffer hanging mechanism, the top of the precipitation tower 1 is fixedly provided with a top cover 3, and the top cover 3 is fixed with a stirring motor 4 at the position of the axis, and the stirring motor 4 is connected with an external power supply , the output end of the stirring motor 4 is fixedly connected with a stirrer 41, and the agitator 41 is arranged in the sedimentation tower 1 throughout, and an overflow port 13 is provided on one side of the top of the sedimentation tower 1, and the bottom of the overflow port 13 is fixed with the sedimentation tower 1. The filter plate 14 with matching inner diameter, a plurality of scrapers 43 are arranged at the bottom of the filter plate 14, one end of the scraper 43 is fixedly arranged on the shaft connection of the agitator 41, a shaft sleeve is arranged between the filter plate 14 and the agitator 41, and the shaft The sleeve is fixed on the filter plate 14, and a seal is provided between the shaft sleeve and the agitator 41, the rotation radius of the scraper 43 is the same as the radius of the filter plate 14, and the scraper 43 is provided with a hair on one side of the filter plate 14. Brush 431, the clarification layer in the upper layer of the sedimentation tower 1 can be filtered through the filter plate 14 to meet the discharge standard, and discharged from the overflow port 13, and the scraper 43 is driven by the agitator 41 to clean the filter plate 14 to avoid the filter plate 14. 14 The accumulation of debris on the surface affects the filtration efficiency.

The bottom of the agitator 41 is fixedly provided with a stirring blade 42 with a spiral structure, the middle of one side of the precipitation tower 1 is provided with a first feeding port 11, and the first feeding port 11 is provided with a solidifying agent feeding pipe 111. The bottom discharge port 16 is fixedly provided with the first valve 18, the agitator 41 is provided with a reinforcing frame 17 at the lower part of the precipitation tower 1, the bottom of the precipitation tower 1 is a cone-shaped structure, and the stirring blade 42 is connected to the bottom of the precipitation tower 1. The conical shapes are matched, and the stirring blade 42 of the spiral structure can smoothly send out the sedimentation layer formed at the bottom of the sedimentation tower 1 through the discharge port 16 .

The bottom of the sedimentation tower 1 is fixedly provided with an extrusion cylinder 5 through the hanger 21. The extrusion cylinder 5 is provided with a second feeding port 53, and a connecting pipe 8 is fixedly connected to the second feeding port 53, and the connecting pipe 8 is far from the first feeding port. One end of the second feeding port 53 is fixedly connected to the discharging port 16, the second feeding port 53 is fixedly provided with a second valve 54, the connecting pipe 8 is a corrugated pipe made of rubber, and the connecting pipe 8 plays a good feeding role , to avoid the impact of the vibration of the precipitation tower 1 on the extrusion cylinder 5.

The discharge end of the extrusion cylinder 5 is rotatably connected to the cover 51 through the pin, and the end of the cover 51 away from the pin is rotated and connected to the fixed handle 52. The extrusion cylinder 5 is provided with a matching extrusion piston 6. The extrusion piston A telescopic oil cylinder 7 is fixed on the 6, the end of the telescopic oil cylinder 7 away from the extrusion piston 6 is fixed on the fixing frame 2, a conveyor belt 9 is fixed under the discharge end of the extrusion cylinder 5, and a plurality of sealing rings are arranged on the extrusion piston 6 61. The extrusion cylinder 5 is welded into an integral structure by the inner casing 55 and the outer casing 56. Between the inner casing 55 and the outer casing 56, a gravel layer 58 and a filter cloth layer 57 are sequentially arranged from the inside to the outside. The inner permeation holes 551 are evenly arranged on the 55, and the outer permeation holes 561 are evenly arranged on the outer shell 56. The precipitation layer is extruded and dehydrated into blocks and discharged through the extrusion cylinder 5. The stone layer 58 and the filter cloth layer 57 avoid damage to the filter cloth layer 57 caused by excessive pressure when the waste mud is dewatered. This design can effectively protect the filter cloth layer 57, effectively improve the filtration quality, and extend the life of the filter cloth layer 57. , The device adopts the design of continuous layered treatment, which effectively improves the treatment efficiency of waste mud.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. The equivalent replacement or change of the inventive concept thereof shall be included within the protection scope of the present invention.

Claims (9)

1. An underground engineering construction waste mud treatment device, comprising a sedimentation tower (1) and a fixing frame (2), characterized in that the upper part of the sedimentation tower (1) is provided with a plurality of buffer hanging mechanisms along its circumferential direction, so that the The sedimentation tower (1) is fixed on the inner wall of the fixing frame (2) by means of a buffer hanging mechanism, and the top of the sedimentation tower (1) is fixedly connected to a stirring motor (4) through a top cover (3), and the stirring motor (4) The output shaft is fixedly connected with an agitator (41), the agitator (41) is arranged in the sedimentation tower (1) throughout, and an overflow port (13) is provided on the top side of the sedimentation tower (1), and the Below the overflow port (13), a filter plate (14) that matches the inner diameter of the sedimentation tower (1) is provided, and a plurality of scrapers (43) are arranged at the bottom of the filter plate (14), and the scrapers (43) are connected to the bottom of the filter plate (14). The shaft of the agitator (41) is fixedly connected, the bottom of the agitator (41) is provided with a stirring blade (42) with a spiral structure, and the middle of one side of the sedimentation tower (1) is provided with a first feeding port (11). ), the first feeding port (11) is provided with a solidifying agent adding pipe (111), the bottom of the precipitation tower (1) is provided with a plurality of vibrators (15) along its circumference, the precipitation tower (1) A first valve (18) is fixed on the bottom discharge port (16) of ), and the lower part of the sedimentation tower (1) is fixedly connected to the extrusion cylinder (5) through the hanger (21), and the extrusion cylinder ( 5) A second feeding port (53) is provided on it, the second feeding port (53) is connected with the discharging port (16) through a connecting pipe (8), and the second feeding port (53) There is a second valve (54) on it, the discharge end of the extrusion cylinder (5) is rotatably connected to a cover (51) through a pin shaft, and the end of the cover (51) away from the pin shaft is rotatably connected to a fixed handle ( 52), the extrusion cylinder (5) is provided with a matching extrusion piston (6), and the rear end of the extrusion piston (6) is fixedly connected to the piston rod of the telescopic oil cylinder (7). The rear end of the oil cylinder (7) is fixedly connected to the inner wall of the fixing frame (2), and a conveyor belt (9) is arranged below the discharge end of the extrusion cylinder (5). 2 . The apparatus for treating waste mud in underground engineering construction according to claim 1 , wherein the buffer hanging mechanism comprises a lifting lug (12) and a hanging seat (22), and the lifting lug (12) is along the sedimentation tower. 3 . (1) The circumferential direction is evenly fixed on the outer wall of the sedimentation tower (1), the hanger (22) is fixedly connected to the fixing frame (2), and the hanger (22) is connected to the buffer pipe (23) by rotating the pin ), a buffer spring (25) is arranged in the buffer pipe (23), a boom (24) is arranged in the buffer spring (25), and the boom (24) is located at the end of the buffer pipe (23). One end is provided with a limiting block (26), and one end of the suspension arm (24) away from the buffer pipe (23) is movably connected to the lifting lug (12). 3 . The underground engineering construction waste mud treatment device according to claim 1 , wherein the extrusion cylinder ( 5 ) is constructed by welding an inner casing ( 55 ) and an outer casing ( 56 ) into an integral structure, and the inner casing ( 56 ) is welded as an integral structure. A gravel layer (58) and a filter cloth layer (57) are arranged between the casing (55) and the outer casing (56) from the inside to the outside, and the inner casing (55) is evenly provided with inner penetration holes (58). 551), and outer penetration holes (561) are uniformly provided on the outer casing (56). 4. The underground engineering construction waste mud treatment device according to claim 1, characterized in that, the bottom of the sedimentation tower (1) is a cone-shaped structure, and the stirring blade (42) is connected to the bottom of the sedimentation tower (1). Cone to match. 5. The underground engineering construction waste mud treatment device according to claim 1, characterized in that, a shaft sleeve is provided between the shaft of the filter plate (14) and the mixer (41), and the shaft sleeve is fixedly connected to the filter plate (14), and a seal is provided between the shaft sleeve and the shaft of the agitator (41). 6. The underground engineering construction waste mud treatment device according to claim 1, characterized in that the rotation radius of the scraper (43) is the same as the radius of the filter plate (14), and the scraper (43) corresponds to A brush (431) is provided on one side of the filter plate (14). 7 . The apparatus for treating waste mud in underground engineering construction according to claim 1 , wherein the connecting pipe ( 8 ) is a corrugated pipe made of rubber. 8 . 8 . The apparatus for treating waste mud during underground engineering construction according to claim 1 , wherein a plurality of sealing rings ( 61 ) are provided on the extrusion piston ( 6 ). 9 . 9. The underground engineering construction waste mud treatment device according to claim 1, characterized in that, a reinforcing frame (17) is provided on the agitator (41) and located at the lower part of the sedimentation tower (1).