CN214714723U

CN214714723U - Negative pressure solid-liquid separation equipment

Info

Publication number: CN214714723U
Application number: CN202120782060.9U
Authority: CN
Inventors: 李靖; 蒋昌旺; 徐子木; 王翠玉
Original assignee: Suzhou Bojingyuan Environmental Technology Co ltd
Current assignee: Suzhou Bojingyuan Environmental Technology Co ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-11-16
Anticipated expiration: 2031-04-16

Abstract

The utility model discloses a negative pressure solid-liquid separation equipment, including the filter-tank, the filter-tank outside is uncovered form cylinder, and the welding of filter-tank inner circle has annular lock ring, and the outer wall of filter-tank is provided with external fluid-discharge tube and external vacuum tube, and the top block of lock ring has the filter cloth support frame, and the circular shape filter cloth has been set up to the top of filter cloth support frame, the one end of external fluid-discharge tube and external vacuum tube is connected with suction filtration liquid pump and vacuum aspiration pump respectively, and the other end threaded connection of external fluid-discharge tube and external vacuum tube has built-in fluid-discharge tube and built-in vacuum tube, and suction filtration liquid pump and vacuum aspiration pump outer wall are provided with drain pipe and outlet duct respectively, and the one end threaded connection of outlet duct has the air duct, and the air duct is in the top of filter cloth. This negative pressure solid-liquid separation equipment adopts negative pressure filtration, and what can last carries out the work of filtering separation to muddy water, and the staff can directly clear up muddy water simultaneously, improves the filter effect of muddy water.

Description

Negative pressure solid-liquid separation equipment

Technical Field

The utility model relates to a solid-liquid filtering equipment technical field specifically is a negative pressure solid-liquid separation equipment.

Background

Sewage treatment is a process of purifying sewage to meet the water quality requirement of discharging the sewage into a certain water body or reusing the sewage. Sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and is increasingly used in daily life of common people.

In the using process of the existing sludge-water separation equipment for sewage treatment, sludge and water cannot be continuously filtered, sludge on the filtering equipment needs to be cleaned, and the filtering efficiency is relatively low.

In the using process of the existing muddy water filtering equipment, the muddy dirt is easy to accumulate on the surface of the filtering cloth, so that the meshes of the filtering cloth are easy to block, and the filtering effect of the filtering cloth is reduced.

(III) the muddy water filtering equipment has more complex structure and is inconvenient for later maintenance

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a negative pressure solid-liquid separation equipment to solve the in-process that muddy water separation equipment that sewage treatment used on the existing market that above-mentioned background art provided is using, because muddy water filters going on that can not last, need clear up the mud on the filtration equipment, filtration efficiency is slower, and the mesh of filter cloth appears blockking easily, and water filtration equipment structure is more complicated, inconvenient later maintenance's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a negative pressure solid-liquid separation equipment, includes the filter-tank, the filter-tank outside is uncovered form cylinder, and the welding of filter-tank inner circle has annular lock ring, and the outer wall of filter-tank is provided with external fluid-discharge tube and external vacuum tube, and the top block of lock ring has the filter cloth support frame, and the circular shape filter cloth has been set up to the top of filter cloth support frame, the one end of external fluid-discharge tube and external vacuum tube is connected with suction filtration liquid pump and vacuum aspiration pump respectively, and the other end threaded connection of external fluid-discharge tube and external vacuum tube has built-in fluid-discharge tube and built-in vacuum tube, and suction filtration liquid pump and vacuum aspiration pump outer wall are provided with drain pipe and outlet duct respectively, and one end threaded connection of outlet duct has the air duct, and the air duct is in the top of filter cloth.

Preferably, the lower end of the filter tank is in a shape of a chamfered frustum, an annular clamping ring is arranged on the outer ring of the filter tank, and the outer ring of the filter cloth is positioned below the clamping ring.

Preferably, an annular contraction pipe is sewn on the outer ring of the filter cloth, the inner part of the contraction pipe is hollow, a contraction rope is arranged inside the contraction pipe, and two ends of the contraction rope extend out of the outer wall of the contraction pipe.

Preferably, the outer ring of the filter cloth support frame is circular, and the filter cloth support frame is formed by welding rectangular steel pipes.

Preferably, the length of the air duct is smaller than the radius of the filter cloth, and air nozzles are uniformly distributed on the outer wall of the air duct.

Preferably, one end, far away from the external liquid discharge pipe, of the internal liquid discharge pipe is connected with the liquid discharge pipe through threads, a rectangular protruding block is arranged at the lower end of the liquid discharge pipe, and the protruding block at the lower end of the liquid discharge pipe is fixed on the inner wall of the filter tank through welding.

Preferably, one end of the built-in vacuum tube, which is far away from the external vacuum tube, is connected with an exhaust plate through threads, a through hole is formed below the exhaust plate, 4 symmetrically distributed support rods are welded below the exhaust plate, a sleeve is sleeved at the lower end of each support rod, and the lower end of each sleeve is welded and fixed on the inner wall of the filter tank.

Preferably, an annular sealing rubber ring is arranged above the support ring in an overlapping mode, the inner side of the sealing rubber ring is arc-shaped, and the arc-shaped edge of the inner ring of the sealing rubber ring is attached to the lower end face of the filter cloth.

Compared with the prior art, the beneficial effects of the utility model are that:

one of them, this negative pressure solid-liquid separation equipment adopts negative pressure filtration, can last carry out the work of filtering separation to muddy water, and the staff can directly clear up muddy water simultaneously, improves the filter effect of muddy water.

Secondly, the device is provided with the air guide structure, can blow up the mud on filtering surface with the leading-in surface of filter cloth of gas, avoids the mud accumulation on the surface of filter cloth, improves the device's filter effect.

Thirdly, the device structure is fairly simple, can dismantle the work of installing fast, makes things convenient for the staff to carry out the work of later maintenance.

Drawings

FIG. 1 is a schematic structural view of a negative pressure solid-liquid separation apparatus of the present invention;

FIG. 2 is an enlarged schematic structural view of the negative pressure solid-liquid separation apparatus of the present invention at A in FIG. 1;

FIG. 3 is a schematic view of the structure of a filter tank of the negative pressure solid-liquid separation device of the present invention;

FIG. 4 is a top view of a filter cloth support frame of the negative pressure solid-liquid separation device of the present invention;

FIG. 5 is a schematic view of the structure of the gas-guide tube of the negative pressure solid-liquid separation device of the present invention;

fig. 6 is the utility model discloses a negative pressure solid-liquid separation equipment air discharge plate structure sketch map.

In the figure: 1. the device comprises a filter tank, 2, a support rod, 3, a sleeve, 4, filter cloth, 5, a filter cloth support frame, 6, an air guide pipe, 7, an exhaust plate, 8, a liquid discharge pipe, 9, an internal liquid discharge pipe, 10, an internal vacuum pipe, 11, an external liquid discharge pipe, 12, a suction filtration liquid pump, 13, a liquid discharge pipe, 14, an air outlet pipe, 15, a vacuum air pump, 16, an external vacuum pipe, 17, a clamping ring, 18, a contraction pipe, 19, a sealing rubber ring, 20, a support ring, 21 and an air nozzle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a negative pressure solid-liquid separation equipment, including filter tank 1, filter tank 1 outside is uncovered form cylinder, the welding of 1 inner circle of filter tank has annular backing ring 20, the outer wall of filter tank 1 is provided with external fluid-discharge tube 11 and external vacuum tube 16, the top block of backing ring 20 has filter cloth support frame 5, circular shape filter cloth 4 has been set up to filter cloth support frame 5's top, the inboard backing ring 20 of filter tank 1 of this structure plays the effect of supporting filter cloth support frame 5, support the below of filter cloth 4 through filter cloth support frame 5, filter cloth 4 can form interior concavity, filter cloth 4 through interior concavity carries out the filter work of muddy water.

One end of an external liquid discharge pipe 11 and one end of an external vacuum pipe 16 are respectively connected with a suction pump 12 and a vacuum pump 15, the other ends of the external liquid discharge pipe 11 and the external vacuum pipe 16 are in threaded connection with an internal liquid discharge pipe 9 and an internal vacuum pipe 10, the outer walls of the suction pump 12 and the vacuum pump 15 are respectively provided with a liquid outlet pipe 13 and an air outlet pipe 14, one end of the air outlet pipe 14 is in threaded connection with an air guide pipe 6, and the air duct 6 is positioned above the filter cloth 4, the pump suction pump 12 and the vacuum pump 15 of the structure can be connected with the built-in liquid discharge pipe 9 and the built-in vacuum pipe 10 through the built-in liquid discharge pipe 11 and the built-in vacuum pipe 16, the filtrate and air in the filter tank 1 are pumped out through the built-in liquid discharge pipe 9 and the built-in vacuum pipe 10, when the air in the filter tank 1 is reduced, the water above the filter cloth 4 is sucked into the filter tank 1, thereby realizing the filtering operation.

The lower extreme of filter tank 1 is chamfered frustum shape, and the outer lane of filter tank 1 is provided with annular rand 17, and the outer lane of filter cloth 4 is in rand 17 below, and the 1 lower extreme of filter tank of this structure is more sharp, makes things convenient for the concentrated work of the inside filtrating of filter tank 1, and rand 17 of filter tank 1 outer lane can form unsmooth shape in addition, makes things convenient for the fixed work of filter cloth 4 outer lane, makes the difficult condition that the displacement appears in filter cloth 4 outer lane.

The annular contraction pipe 18 is sewn on the outer ring of the filter cloth 4, the contraction pipe 18 is hollow, the contraction rope is arranged inside the contraction pipe 18, two ends of the contraction rope extend out of the outer wall of the contraction pipe 18, the contraction pipe 18 on the outer ring of the filter cloth 4 of the structure plays a role in fixing the contraction rope, when the contraction rope inside the contraction pipe 18 is contracted, the contraction rope can tighten the contraction pipe 18, the contraction pipe 18 is tightly attached to the lower portion of the clamping ring 17, the position of the outer ring of the filter cloth 4 is fixed, and the situation that the outer ring of the filter cloth 4 is displaced is avoided.

The outer lane of filter cloth support frame 5 is circular, and filter cloth support frame 5 forms through the welding of rectangle steel pipe, and filter cloth support frame 5 of this structure can the gomphosis in the top of lock ring 20, supports the condition of filter cloth 4 below through filter cloth support frame 5, makes filter cloth 4 be difficult to appear great deformation, avoids filter cloth 4 to cross the screen hole grow.

The length of air duct 6 is less than the radius of

filter cloth

4, and 6 outer wall evenly distributed of air duct has

air nozzle

21, and 6 air ducts of this structure can set up in

filter cloth

4, and 6 inside air nozzles 21 blowout of air duct, blows away the mud on filter cloth 4 surface through air nozzle 21 spun air, and the improvement is avoided the mud to plug up filter cloth 4 mesh for a long time, improves filter cloth 4 filtration efficiency.

There is fluid-discharge tube 8 built-in fluid-discharge tube 9 to keep away from the one end of external fluid-discharge tube 11 through threaded connection, and the 8 lower extremes of fluid-discharge tube are provided with the protruding piece of 4 rectangles, the protruding piece of 8 lower extremes of fluid-discharge tube passes through welded fastening on the inner wall of filter-tank 1, fluid-discharge tube 8 that built-in fluid-discharge tube 9 of this structure is connected is in the inboard bottom of filter-tank 1, and the below of fluid-discharge tube 8 is provided with the arch, fluid-discharge tube 8 can form the space with 1 inner wall of filter-tank like this, make things convenient for fluid-discharge tube 8 to take out the inside filtrating of filter-tank 1.

There is exhaust plate 7 built-in vacuum tube 10 one end far away from external vacuum tube 16 through threaded connection, the through-hole has been seted up to the below of exhaust plate 7, the welding of the below of exhaust plate 7 has 4 symmetric distribution's bracing piece 2, the pot head is equipped with sleeve pipe 3 under the bracing piece 2, the lower extreme welded fastening of sleeve pipe 3 is on filter-tank 1 inner wall, bracing piece 2 of the exhaust plate 7 below of this structure can insert the top of establishing at sleeve pipe 3, exhaust plate 7 is detachable construction like this, the work of dismantling is conveniently carried out exhaust plate 7, the through-hole has been seted up to exhaust plate 7 below simultaneously, exhaust plate 7 can not inhale filtrating like this in the inhaled air.

Annular sealing rubber ring 19 has been set up to the top of lock ring 20, and sealing rubber ring 19's inboard is the arc, and the terminal surface under filter cloth 4 is laminated on 19 inner circles arc limits of sealing rubber ring, and sealing rubber ring 19 on this structure lock ring 20 can laminate terminal surface under filter cloth 4, improves filter cloth 4 terminal surface sealed effect all around, avoids filter cloth 4 terminal surface and filter tank 1 inner wall to form great space down, reduces the device's the effect of bleeding.

The working principle is as follows: when the negative pressure solid-liquid separation device is used, firstly, the filter tank 1 of the device is arranged at a proper place, then, in the using process, mud can be poured into the inner side of the filter cloth 4, then, the vacuum air pump 15 is started, the vacuum air pump 15 can pump air in the filter tank 1 through the external vacuum tube 16, the internal vacuum tube 10 and the exhaust plate 7, thus, a negative pressure state is formed in the filter tank 1, water in the mud in the inner side of the filter cloth 4 can be sucked into the filter tank 1, the vacuum air pump 15 can lead the pumped air into the mud in the inner side of the filter cloth 4 through the air outlet tube 14, the air guide tube 6 and the air nozzle 21, the mud in the inner side of the filter cloth 4 is stirred, the filtering effect of the mud is improved, then, filtrate can flow to the position of the liquid discharge tube 8, then, the suction pump 12 is started, and the suction pump 12 can pump 11 through the external liquid discharge tube 11, Built-in fluid-discharge tube 9 and fluid-discharge tube 8 take filtrating out, the rethread drain pipe 13 is with the leading-in other equipment of filtrating, and the shrink rope in the shrink tube 18 of the in-process filter cloth 4 outer lane of using can tighten up, can block in the shrink tube 18 the below at rand 17 like this, fix filter cloth 4 outer lane position, avoid the condition that the displacement appears in the filter cloth 4 outer lane, and the below laminating of filter cloth 4 has sealed rubber ring 19, reduce the gap between filter cloth 4 and the filter-tank 1 through sealed rubber ring 19, improve filter cloth 4 sealed effect all around, thereby accomplish a series of work.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a negative pressure solid-liquid separation equipment, includes filter tank (1), its characterized in that: the filter tank is characterized in that the outer part of the filter tank (1) is a cover-free cylinder, an annular support ring (20) is welded on the inner ring of the filter tank (1), a filter cloth support frame (5) is clamped above the support ring (20), an external liquid discharge pipe (11) and an external vacuum pipe (16) are arranged on the outer wall of the filter tank (1), a round filter cloth (4) is arranged above the filter cloth support frame (5), one ends of the external liquid discharge pipe (11) and the external vacuum pipe (16) are respectively connected with a suction pump (12) and a vacuum air pump (15), the other ends of the external liquid discharge pipe (11) and the external vacuum pipe (16) are in threaded connection with an internal liquid discharge pipe (9) and an internal vacuum pipe (10), the outer walls of the suction pump (12) and the vacuum air pump (15) are respectively provided with a liquid outlet pipe (13) and an air outlet pipe (14), and one end of the air outlet pipe (14) is in threaded connection with an air guide pipe (6), and the air duct (6) is positioned above the filter cloth (4).

2. The negative-pressure solid-liquid separation device according to claim 1, characterized in that: the lower end of the filter tank (1) is in a shape of a reversed frustum, an annular clamping ring (17) is arranged on the outer ring of the filter tank (1), and the outer ring of the filter cloth (4) is positioned below the clamping ring (17).

3. The negative-pressure solid-liquid separation device according to claim 1, characterized in that: an annular contraction pipe (18) is sewn on the outer ring of the filter cloth (4), the interior of the contraction pipe (18) is hollow, a contraction rope is arranged inside the contraction pipe (18), and two ends of the contraction rope extend out of the outer wall of the contraction pipe (18).

4. The negative-pressure solid-liquid separation device according to claim 1, characterized in that: the outer ring of the filter cloth support frame (5) is circular, and the filter cloth support frame (5) is formed by welding rectangular steel pipes.

5. The negative-pressure solid-liquid separation device according to claim 1, characterized in that: the length of the air duct (6) is less than the radius of the filter cloth (4), and air nozzles (21) are uniformly distributed on the outer wall of the air duct (6).

6. The negative-pressure solid-liquid separation device according to claim 1, characterized in that: one end, far away from the external liquid discharge pipe (11), of the internal liquid discharge pipe (9) is connected with a liquid discharge pipe (8) through threads, the lower end of the liquid discharge pipe (8) is provided with 4 rectangular protruding blocks, and the protruding blocks at the lower end of the liquid discharge pipe (8) are fixed on the inner wall of the filter tank (1) through welding.

7. The negative-pressure solid-liquid separation device according to claim 1, characterized in that: the vacuum filter is characterized in that one end, far away from the external vacuum tube (16), of the built-in vacuum tube (10) is connected with an exhaust plate (7) through threads, a through hole is formed in the lower portion of the exhaust plate (7), 4 symmetrically-distributed support rods (2) are welded to the lower portion of the exhaust plate (7), a sleeve (3) is sleeved on the lower end of each support rod (2), and the lower end of each sleeve (3) is welded and fixed to the inner wall of the filter tank (1).

8. The negative-pressure solid-liquid separation device according to claim 1, characterized in that: an annular sealing rubber ring (19) is arranged above the support ring (20), the inner side of the sealing rubber ring (19) is arc-shaped, and the arc-shaped edge of the inner ring of the sealing rubber ring (19) is attached to the lower end face of the filter cloth (4).