阅读说明：本技术 残渣收集设备 (Residue collecting device ) 是由 岳东北 于 2020-06-30 设计创作，主要内容包括：本申请提出一种残渣收集设备,所述残渣收集设备包括：箱体,所述箱体设置有进料口,所述进料口设置有阀门,浓缩液和残渣能够通过所述进料口进入所述箱体；以及减震单元,所述减震单元设置于所述箱体的顶部,所述减震单元包括气缸、活塞和气阀,所述气阀连接于所述气缸,所述活塞设置于所述气缸的内部,所述活塞将所述气缸分隔形成第一气腔和第二气腔,所述第一气腔与所述箱体的内部连通,所述第二气腔与所述气阀连通,能够经由所述气阀向所述第二气腔充气。通过采用上述技术方案,活塞可以在一定压力的气体和不规则水击双重作用下沿上下方向运动,形成一个动态的平衡,缓冲不规则的水击波震荡,防止残渣收集装置长期连续运行后变形甚至损坏。(The application provides a residue collection equipment, residue collection equipment includes: the device comprises a box body, a liquid inlet and a liquid outlet, wherein the box body is provided with a feed inlet, the feed inlet is provided with a valve, and concentrated liquid and residues can enter the box body through the feed inlet; and the damping unit is arranged at the top of the box body and comprises a cylinder, a piston and an air valve, the air valve is connected with the cylinder, the piston is arranged in the cylinder, the piston separates the cylinder into a first air cavity and a second air cavity, the first air cavity is communicated with the interior of the box body, and the second air cavity is communicated with the air valve and can be inflated to the second air cavity through the air valve. Through adopting above-mentioned technical scheme, the piston can form a dynamic balance along the up-and-down direction motion under the gas of certain pressure and irregular water hammer dual function, cushions irregular water hammer ripples and vibrates, prevents that residue collection device warp even damage after long-term continuous operation.)

1. A debris collection apparatus, comprising:

the device comprises a box body (1), wherein the box body (1) is provided with a feed inlet (11), the feed inlet (11) is provided with a valve (111), and concentrated solution and residues can enter the box body (1) through the feed inlet (11); and

shock absorption unit (4), shock absorption unit (4) set up in the top of box (1), shock absorption unit (4) include cylinder (41), piston (42) and pneumatic valve (45), pneumatic valve (45) connect in cylinder (41), piston (42) set up in the inside of cylinder (41), piston (42) will cylinder (41) separate and form first air cavity (41a) and second air cavity (41b), first air cavity (41a) with the inside intercommunication of box (1), second air cavity (41b) with pneumatic valve (45) intercommunication, can via pneumatic valve (45) to second air cavity (41b) aerify.

2. The residue collecting device according to claim 1, wherein the tank (1) is mounted to a mounting (16), and wherein a shock absorbing means (17) is arranged between the tank (1) and the mounting (16), the shock absorbing means (17) comprising a spring.

3. The residue collection apparatus according to claim 1, further comprising a residue blowing unit (2), wherein the residue blowing unit (2) is connected to the tank (1), the residue blowing unit (2) comprises a residue blower (21) and a residue blowing pipe (22), one end of the residue blowing pipe (22) is connected to the residue blower (21), the other end of the residue blowing pipe (22) is connected to the bottom plate (12) of the tank (1), and gas can be introduced into the tank (1) from the bottom plate (12) through the residue blowing pipe (22).

4. The residue collection apparatus according to claim 1, further comprising a stirring unit (3), wherein the stirring unit (3) comprises a stirring motor (31), a stirring shaft (32) and a stirring blade (33), wherein the stirring shaft (32) extends in a vertical direction, the stirring blade (33) is connected to the stirring shaft (32), the stirring shaft (32) is connected to the stirring motor (31), and the stirring motor (31) is connected to the tank (1).

5. The slag collecting device according to claim 1, further comprising a slag discharging unit (6), wherein the slag discharging unit (6) comprises a screw conveyor (61), a slag pump (62) and a slag discharging valve (63), wherein a feeding end of the screw conveyor (61) is connected to the discharging port (13) of the tank (1), a discharging end of the screw conveyor (61) is connected to the slag pump (62), and the slag discharging valve (63) is disposed at a downstream side of the slag pump (62).

6. The slag collection apparatus according to claim 5, wherein the slag discharge unit (6) further comprises a control unit (64), the control unit (64) comprising a densitometer, a conductivity meter and a controller, the densitometer and the conductivity meter being disposed inside the tank (1), the densitometer and the conductivity meter and the controller being electrically connected, the controller being electrically connected to the screw conveyor (61), the slag pump (62) and the slag discharge valve (63).

7. The residue collecting device according to claim 1, wherein the lower part of the tank (1) is provided with a discharge hole (13), the bottom plate (12) of the tank (1) is inclined, the discharge hole (13) is located at the side of the bottom plate (12) where the height is lower, and the residue can slide along the bottom plate (12) and be discharged from the discharge hole (13).

8. The residue collection apparatus of claim 7, wherein the surface of the base plate (12) has a layer of slip paint to smooth the surface of the base plate (12).

9. The residue collection apparatus according to claim 1, further comprising a visual inspection unit (5), wherein the visual inspection unit (5) is provided at the top of the tank (1), wherein the visual inspection unit (5) comprises a riser pipe (51) and an end cover (52), wherein the riser pipe (51) is provided with a visual inspection scope (511), through which the inside of the tank (1) can be observed through the visual inspection scope (511).

10. The residue collection apparatus according to claim 1, wherein a weighing station (14) is provided below the tank (1), a weight sensor (15) being provided below the weighing station (14) for measuring the weight of the tank.

Technical Field

The application belongs to the organic waste liquid processing field of high salt, in particular to residue collecting equipment.

Background

Domestic garbage in China has high water content, the garbage leachate has high yield and high pollutant concentration, so the treatment difficulty is obviously higher than that of European and American countries. At present, most of landfill leachate is treated by a combined process to reach the required concentration of a discharge standard, and a main flow treatment process of the landfill leachate adopts a 'reinforced biochemistry + membrane reactor', so that effluent can be effectively discharged up to the standard, but membrane concentrated solution which is generated by the membrane reactor and is enriched with high-concentration organic matters and salt is difficult to treat. The membrane concentrate is a typical high-salt organic wastewater, the dichromate index (CODcr) is 3500 to 20000mg/L, and the conductivity is 35 to 150 mS/cm.

The submerged combustion evaporation technology based on the direct contact heat transfer principle is an evaporation mode without a fixed heat transfer surface, the heat transfer efficiency is generally up to more than 95%, and the high-efficiency evaporation of the high-salt organic wastewater can be realized.

Residual liquid generated after the high-salt organic wastewater is subjected to evaporation treatment is introduced into a residue collector for transfer, the concentration of the residual liquid can reach more than 10-20 times of that of membrane concentrated solution, crystallization residue can be separated out from the residual liquid, and high-concentration pollutants are discharged in a residue or crystallization form and are solidified and sealed for storage.

The existing residue collection device for the submerged combustion evaporator has the following problems:

1. part of the residue is accumulated and attached to the side wall or the bottom of the residue collection device, so that the residue cannot be completely discharged.

2. The residue collection device receives the influence of evaporimeter can appear irregularly shaking and continuous vibrations at the operation in-process, and long-term continuous operation back residue collection device produces the deformation easily, probably causes equipment damage even.

3. Adopt the mode of artifical sediment clearance of taking out, it is long to consume time, need the manpower many to because the sediment moisture content is inhomogeneous, lead to partial residue to adhere to the device inner wall, the residue that is located the corner easily causes and piles up, lead to the residue can not be totally by the pump suction clean.

Disclosure of Invention

Based on above-mentioned problem, this application aims at providing a residue collecting device, makes residue collecting device receive the influence of evaporimeter less, avoids residue collecting device to warp and even damages.

The application provides a residue collection equipment, residue collection equipment includes:

the device comprises a box body, a liquid inlet and a liquid outlet, wherein the box body is provided with a feed inlet, the feed inlet is provided with a valve, and concentrated liquid and residues can enter the box body through the feed inlet; and

the shock absorption unit is arranged at the top of the box body and comprises a cylinder, a piston and an air valve, the air valve is connected to the cylinder, the piston is arranged in the cylinder, the piston separates the cylinder to form a first air cavity and a second air cavity, the first air cavity is communicated with the interior of the box body, and the second air cavity is communicated with the air valve and can be inflated to the second air cavity through the air valve.

Preferably, the box body is arranged on the fixing frame, and a vibration buffering device is arranged between the box body and the fixing frame and comprises a spring.

Preferably, the residue collecting device still including blow the sediment unit, blow the sediment unit connect in the box, blow the sediment unit including blow the sediment ware with blow the sediment pipe, the one end of blowing the sediment pipe connect in blow the sediment ware, the other end of blowing the sediment pipe connect in the bottom plate of box, through blow the sediment pipe can follow the bottom plate to the box lets in gas.

Preferably, the residue collecting device further comprises a stirring unit, the stirring unit comprises a stirring motor, a stirring shaft and stirring blades, the stirring shaft extends along the vertical direction, the stirring blades are connected to the stirring shaft, the stirring shaft is connected to the stirring motor, and the stirring motor is connected to the box body.

Preferably, the residue collecting device is still including arranging the sediment unit, arrange the sediment unit and include screw conveyer, sediment stuff pump and slag discharge valve, screw conveyer's feed end connect in the discharge gate of box, screw conveyer's discharge end is connected the sediment stuff pump, slag discharge valve set up in the downstream side of sediment stuff pump.

Preferably, the slag discharging unit further comprises a control unit, the control unit comprises a density meter, a conductivity meter and a controller, the density meter and the conductivity meter are arranged inside the box body, the density meter and the conductivity meter are electrically connected with the controller, and the controller is electrically connected with the screw conveyor, the slag slurry pump and the slag discharging valve.

Preferably, the lower part of the box body is provided with a discharge hole, the bottom plate of the box body is inclined, the discharge hole is positioned at the lower side of the bottom plate, and residues can slide along the bottom plate and be discharged from the discharge hole.

Preferably, the surface of the base plate is provided with a slip coating layer to make the surface of the base plate smooth.

Preferably, residue collecting device still includes the visual unit of patrolling and examining, the visual unit of patrolling and examining set up in the top of box, the visual unit of patrolling and examining includes riser and end cover, the riser is provided with the visual mirror of patrolling and examining, through the visual mirror of patrolling and examining can observe the inside of box.

Preferably, a weighing platform is arranged below the box body, and a weight sensor is arranged below the weighing platform and used for measuring the weight of the box body.

By adopting the technical scheme, at least one of the following beneficial effects can be obtained.

(1) The piston can move along the up-and-down direction under the dual action of gas and irregular water hammer of certain pressure, forms a dynamic balance, buffers the vibration of irregular water hammer waves, and prevents the residue collection device from deforming or even being damaged after long-term continuous operation.

(2) High-pressure air generated by the slag blower is led to the tank body, so that the sediment deposition and clogging are avoided, and the residue discharge rate is improved

(3) Rely on agitator motor to drive the (mixing) shaft rotatory, utilize stirring vane to mix residue and raffinate, make the residue keep the degree of consistency, prevent that the residue from bonding at the inner wall of box and/or piling up at local dead angle.

(4) The slag discharging unit is used for automatically discharging slag, so that the efficiency is improved, and the labor is saved. And the slag discharge is automatically started according to the monitoring data, so that the slag discharge efficiency is improved.

Drawings

Fig. 1 shows a schematic configuration diagram of a debris collection apparatus according to an embodiment of the present application.

Description of the reference numerals

1 box 11 feed inlet 111 valve 12 bottom plate 13 discharge outlet 14 weighing platform 15 weight sensor 16 mount 17 vibration buffer

2 blow sediment unit 21 and blow sediment ware 22 and blow sediment pipe

3 stirring unit 31 stirring motor 32 stirring shaft 33 stirring blade

4 damping unit 41 cylinder 41a first air chamber 41b second air chamber 42 piston 43 sealing ring 44 pressure gauge 45 air valve

5 visual inspection unit 51 riser 511 visual inspection mirror 52 end cover 53 screw rod 54 handle 55 positioning part

6-slag-off unit 61 screw conveyor 62 slurry pump 63 slag-off valve 64 control unit.

Detailed Description

In order to more clearly illustrate the above objects, features and advantages of the present application, a detailed description of the present application is provided in this section in conjunction with the accompanying drawings. This application is capable of embodiments in addition to those described herein, and is intended to cover such departures from the present disclosure as come within known or customary practice in the art to which this application pertains and which fall within the limits of the appended claims. The protection scope of the present application shall be subject to the claims.

As shown in fig. 1, the present application provides a residue collecting apparatus, which includes a tank 1, a slag blowing unit 2, a stirring unit 3, a shock absorption unit 4, a visual inspection unit 5, and a slag discharge unit 6.

The bin outlet of evaporating equipment can be connected to the residue collecting device of this application, and the concentrate and the residue that produce after evaporating equipment evaporates can be discharged to the residue collecting device, contains a large amount of solutes in these concentrates, can deposit and form solid residue. The evaporation apparatus may be, for example, a submerged combustion evaporation apparatus.

(case body)

The top of the box body 1 is provided with a feed inlet 11, the feed inlet 11 is provided with a valve 111, and the concentrated solution and the residue in the evaporation equipment can be discharged to the box body 1 through the feed inlet 11 by opening the valve 111. The case 1 may be mounted to a fixing frame 16. The holder 16 may be plate-shaped or frame-shaped, which holder may also represent, for example, a hardened foundation or a floor.

The case 1 may be cylindrical, for example, the height of the case 1 may be 1.2m to 1.4m, the inner diameter of the case 1 may be 1.5m to 1.8m, and the effective volume of the case 1 may be about 2.0m³To 2.5m³。

The lower part of the box body 1 is provided with a discharge port 13, the bottom plate 12 of the box body 1 is inclined, and the discharge port 13 is positioned on the lower side of the bottom plate 12, so that the residue can slide along the bottom plate 12 and can be discharged from the discharge port 13, and the residue discharge speed is improved. The inclination angle of the bottom plate 12 with respect to the horizontal plane may be 30 to 60 degrees, and the inclination angle of the bottom plate 12 may be adjusted according to circumstances, for example, the composition of the concentrate, the environment of the region where the residue collecting apparatus is located, and the like.

Further, the surface of the bottom plate 12 is provided with a slip coating layer, and the slip coating layer can smooth the surface of the bottom plate 12 and prevent residues from accumulating in the process of sliding along the bottom plate. Specifically, the thickness of the slip-coat layer may be 100 to 200 micrometers, and the coefficient of friction between the slip-coat layer and the deposit (residue) is less than 0.2. The type of the coating of the slip coating layer can be selected according to the characteristics of the concentrated solution, and different types of coatings can be used for different concentrated solutions.

A weighing table 14 is provided under the cabinet 1, and a weight sensor 15 is provided under the weighing table 14, and the weight sensor 15 can measure the weight of the concentrate and the residue inside the cabinet 1 by measuring the weight of the cabinet 1. The weighing range of the weight sensor can be 2 to 5 tons, and the weight sensor 15 can be connected with a display screen to display the weight value.

A vibration buffering device 17 is arranged between the fixed frame 16 and the box body 1, and the vibration buffering device 17 comprises a spring. It will be appreciated that the evaporation apparatus to which the residue collection apparatus is connected generates vibrations, and that vibrations are transmitted to the residue collection apparatus, and the vibration damping means 17 can damp such vibrations.

(slag blowing unit)

The slag blowing unit 2 is connected to the box body 1, the slag blowing unit 2 comprises a slag blowing device 21 and a slag blowing pipe 22, one end of the slag blowing pipe 22 is connected to the slag blowing device 21, and the other end of the slag blowing pipe 22 is connected to the bottom plate 12. The slag blower 21 can be an air compressor, high-pressure air can be introduced into the tank body 1 from the bottom through the slag blowing pipe 22, and the high-pressure air can be used for avoiding sediment deposition and clogging and improving the slag discharging speed. The slag blowing pipes 22 can be provided with a plurality of slag blowing pipes, and the slag blowing pipes 22 can blow air to the box body 1 from the bottom at the same time to better avoid residue deposition.

(stirring Unit)

The stirring unit 3 is connected to the box 1, the stirring unit 3 includes a stirring motor 31, a stirring shaft 32 and a stirring blade 33, the stirring blade 33 is connected to the stirring shaft 32, the stirring shaft 32 is connected to the stirring motor 31, and the stirring motor 31 is connected to the box 1. The (mixing) shaft 32 can be followed vertical direction and extended, drives the (mixing) shaft 32 rotation through agitator motor 31, can utilize stirring vane 33 to carry out the even stirring with residue and concentrate, prevents that the residue from bonding at the inner wall of box 1 and/or piling up in the dead angle position.

(damping unit)

The damping unit 4 is disposed at the top of the case 1, and includes a cylinder 41, a piston 42, a sealing ring 43, a pressure gauge 44, and a gas valve 45. The cylinder 41 may have a cylindrical shape, the piston 42 is disposed inside the cylinder 41, the sealing ring 43 is sleeved on the outer circumference of the piston 42, the piston 42 and the sealing ring 43 partition the cylinder to form a first air cavity 41a and a second air cavity 41b, and the first air cavity 41a is communicated with the inside of the box 11. A pressure gauge 44 and a gas valve 45 are connected to the gas cylinder 41, and the pressure gauge 44 and the gas valve 45 communicate with the second gas chamber 41b, and can inflate the second gas chamber 41b via the gas valve 45. The cylinder 41 and the piston 42 may be made of, for example, a stainless steel material.

The valve 111 is opened, when the concentrated solution falls into the box body 11, the concentrated solution falls suddenly to form irregular shock impact, the impact force can act on the piston 42 to enable the piston 42 to move towards the second air cavity, and the piston 42 can move in the up-and-down direction under the dual actions of gas with certain pressure and irregular water shock waves to form dynamic balance to buffer irregular water shock wave shock.

The damping unit 4 can be a water hammer absorber, the nominal pressure of the water hammer absorber can be 0.6 to 2.5MPa, the nominal diameter can be 15 to 300mm, and the working medium temperature can be 0 to 90 ℃.

(visual inspection unit)

The visual inspection unit 5 is disposed on the top of the case 1, and the visual inspection unit 5 includes a stand pipe 51, an end cap 52, a screw 53, a handle 54, and a positioning portion 55. The riser pipe 51 is provided with a visual inspection mirror 511, and the inside of the case 1 can be observed through the visual inspection mirror 511. The inner diameter of the stand pipe 51 is matched with the outer diameter of the end cover 52, and a sealing ring is arranged between the stand pipe 51 and the end cover 52, so that peculiar smell can be prevented from being separated out. The positioning part 55 is connected to the stand pipe 51, the screw rod 53 is fixedly connected with the handle 54, the screw rod 53 is in threaded fit connection with the end cover 52, and the screw rod 53 is rotatably connected to the positioning part 55. Rotation of the handle 54 moves the end cap 52 axially of the standpipe 51 to open or close the end cap 52, which can be easily accessed for servicing.

(slag discharge unit)

The slag discharge unit 6 is connected to the tank 1, and the slag discharge unit 6 includes a screw conveyor 61, a slurry pump 62, a slag discharge valve 63, and a control unit 64. The feed end of the screw conveyor 61 is connected to the discharge port 13 of the casing 1, the discharge end of the screw conveyor 61 is connected to the slurry pump 62, and the residue discharge valve 63 may be disposed on the downstream side of the slurry pump 62. During slag discharging, the solid-liquid mixed slurry is conveyed to the slurry pump 62 by the screw conveyer 61, and the screw conveyer 61 can uniformly mix the slurry introduced into the slurry pump 62 and break large slag possibly existing in the slurry.

The control unit 64 includes a densitometer, a conductivity meter, an audible and visual alarm, a controller, which may be a Programmable Logic Controller (PLC), and a time relay, the densitometer and the conductivity meter being disposed inside the case 1. The density meter, the conductivity meter, the audible and visual alarm, the time relay and the controller are electrically connected, and the controller is electrically connected with the screw conveyer, the slurry pump and the slag discharge valve and is used for controlling slag discharge. The controller controls the slag discharge according to the indexes measured by the densimeter, the conductivity meter and the like, for example, when the measured value of the densimeter is more than or equal to 1.5kg/L or the measured value of the conductivity meter is more than or equal to 700mS/cm, the controller controls the spiral conveyer 61, the slag pump 62 and the slag discharge valve 63 to be opened for slag discharge. The time relay may be timed after the start of the slag discharge, and the time relay is turned off to stop the slag discharge for a certain time, for example, 30 to 60 seconds, after the start of the slag discharge.

The audible and visual alarm is used as a protection means for controlling the time relay, and the controller controls the screw conveyer 61, the slurry pump 62 and the slag discharge valve 63 to stop discharging slag and enables the audible and visual alarm to be started under the condition that the time relay is not disconnected on time, so that the safety of workers and the safety of equipment are protected.