CN216426788U - Head-sealed type immersion evaporation slag slurry collecting and caching device - Google Patents

Abstract

The utility model discloses a novel head-sealed immersion evaporation slag slurry collecting and caching device, which comprises a cavity structure and a head sealing device; the cavity structure comprises a cavity component, a slag slurry collecting component, a slag outlet connecting pipe flange, a slag discharging hand hole connecting pipe blind plate and a reinforcing hoop ring; the end socket device comprises an end socket component, a feed inlet pipe connecting flange, a quick opening valve, an inspection manhole and a relief port pipe connecting flange; the utility model has the advantages that: the device is arranged between the SCE submerged combustion evaporator and the pump valve, so that the operations of temporary storage of solid-liquid slag slurry, cooling sedimentation, absorption of high-pressure air wave impact pressure and the like are realized. Further reducing the abrasion and impact of the pump valve and prolonging the service life of the pump valve. And the probability of pump valve blockage is reduced or avoided, and stable and continuous production is ensured.

Description

Head-sealed type immersion evaporation slag slurry collecting and caching device

Technical Field

The utility model relates to a garbage leachate treatment device, in particular to a head-sealed immersed evaporation slag slurry collecting and caching device, and belongs to the field of garbage leachate treatment devices.

Background

The submerged combustion evaporation process is a common process mode in the reduction treatment of leachate of the current waste incineration power plant. The process is a patent technology in the field of solid waste treatment of environmental engineering colleges of the Qinghua university, and is one of feasible technical schemes for treating the waste leachate membrane concentrated solution at present. The SCE submerged combustion evaporator is one of core equipment and is a main reaction container for submerged evaporation and decrement of garbage (concentrated) leachate. At present, the slag slurry generated by submerged combustion evaporation has the following problems in the pump conveying process: on the one hand, the slurry temperature is too high; on the other hand, the slurry is greatly impacted by the air waves in the evaporator. The direct conveying has large abrasion and impact on the pump valve, can greatly reduce the service life of the pump valve and easily cause the blockage of the pump valve.

Disclosure of Invention

The utility model aims to design a head-sealed immersed evaporation slag slurry collecting and caching device which is arranged between an SCE immersed combustion evaporator and a pump valve to realize the operations of temporary storage, cooling sedimentation, absorption of high-pressure air wave impact pressure and the like of solid-liquid slag slurry. Further reducing the abrasion and impact of the pump valve and prolonging the service life of the pump valve. And the probability of pump valve blockage is reduced or avoided, and stable and continuous production is ensured.

The technical scheme of the utility model is as follows:

the head-sealed immersed evaporation slag slurry collecting and caching device mainly comprises a cavity structure and a head sealing device; the cavity structure comprises a cavity component, a slag slurry collecting component, a slag outlet connecting pipe flange, a slag discharging hand hole connecting pipe blind plate and a reinforcing hoop ring; the end socket device comprises an end socket component, a feed inlet pipe connecting flange, a quick opening valve, an inspection manhole and a relief port pipe connecting flange;

the cavity component is formed by welding stainless steel plates with different thicknesses of 10-16mm according to the slag discharge capacity of the SCE evaporator, and is a main container element; the bottom of the cavity component is provided with a slurry and slag collecting component, and the cavity component and the slurry and slag collecting component are connected in a welding mode; the slurry and slag collecting component is of a two-petal structure: the upper half flap is an inclined semicircle, so that the sliding collection of scattered slurry slag is facilitated; the lower half valve is a horizontal semicircle and is used for storing the pulp residue; the connecting area of the upper valve and the lower valve is in smooth transition, so that the sliding and the outward discharge of the slurry slag are facilitated; a slag outlet pipe connecting flange and a slag discharge hand hole pipe connecting blind plate are arranged in the bottom area of the cavity component; the slag hole connecting pipe flange and the slag discharge hand hole connecting pipe blind plate are respectively connected with the cavity component in a welding mode; the center line of the tube orifice of the slag-discharging hand-hole connecting tube blind plate is positioned at the position of 90 degrees clockwise from the center line of the tube orifice of the slag-discharging port connecting tube flange and is positioned right below the quick-opening valve, so that manual slag-discharging operation from the bottom is facilitated; the slag discharge hand hole connecting pipe blind plate is normally closed at ordinary times, and is opened for emergency slag discharge; the cavity component outer cylinder wall is provided with three reinforcing hoop rings from bottom to top for reinforcing the radial strength of the cylinder wall and ensuring enough circumferential degree, and the reinforcing hoop rings are connected with the cavity component outer cylinder wall in an intermittent welding mode.

The end enclosure component adopts stainless steel materials with the thickness of 10-16mm to punch and form an integrated elliptical convex body end enclosure according to the deslagging capacity of the SCE evaporator, and is a main pressure-bearing element of the sediment tank device; the diameter of the lower cylinder of the end socket component is the same as that of the cylinder wall of the cavity component, and the end socket component and the cavity component are connected by butt welding; according to the requirement, the top of the sealing component is provided with: a feed inlet pipe connecting flange, a quick opening valve, an inspection manhole and a relief port pipe connecting pipe; the feed inlet connecting pipe flange is a channel device for communicating the SCE evaporator and the sediment tank device; the feed port connecting pipe flange is arranged in the edge area of the end socket component, and an upper half flap of the slurry collecting component is an inclined semicircle, so that falling slurry can be conveniently collected in a sliding manner;

the quick-opening valve is a daily manual slag discharging device and consists of a valve seat, a sealing rubber pad, a gland and a connecting rod opening and closing mechanism; the valve seat is positioned on the upper surface of the seal head component, forms an included angle of 90 degrees with the flange connecting pipe of the feed inlet in the direction, adopts an inner and outer welding seam full-welding connection mode with the seal head component, and is a channel for manual slag discharge and a supporting structural member of the gland and the connecting rod opening and closing mechanism; a sealing rubber pad is arranged between the gland and the valve seat to ensure that steam overflows and leaks after being compressed; the connecting rod opening and closing mechanism is connected with the gland through a stud, and the connecting rod opening and closing mechanism can realize opening and closing operation through sliding up and down in the axial direction of the stud.

The inspection manhole is used for a personnel and tool entering cavity during equipment inspection, and the inspection manhole and the end enclosure component adopt an inner and outer welding seam full-weld connection mode; the inspection manhole and the feed inlet pipe connecting flange are arranged on the same central line and are also arranged in the edge area of the end socket device; the novel head-sealed slurry collecting and caching device, the SCE evaporator and the atmosphere can be communicated through the dispersion port connecting pipe, the internal pressure and the external pressure are balanced, the pressure on the inner cavity of the novel head-sealed slurry collecting and caching device is reduced, and the service life of equipment is prolonged;

the novel head-sealed slurry collecting and caching device is arranged on the civil engineering foundation; the civil engineering basis includes: a reinforced concrete base and a pre-embedded iron part; after the novel head-sealed slurry collecting and caching device is installed in place, the reinforcing hoop and the embedded iron piece are welded and fixed; the feed inlet connecting pipe flange is connected with the brief feeding mechanism through a flange; the simple feeding mechanism comprises a feeding port manual valve and a feeding port pipe connecting flange; the outlet connecting pipe flange is connected with the brief feeding mechanism through a flange; the simple feeding mechanism comprises a feeding hole connecting pipe flange, a discharging hole manual valve, a slag discharging pump and a pump base.

The feed inlet connecting pipe flange, the manual valve at the discharge port and the slag discharge pump are all connected by flanges, so that the maintenance and the replacement are convenient; the pump base piece of the slag discharging pump is fixedly connected through a bolt; the pump base and the embedded iron pieces are fixed by welding.

Under a common working condition, the reasonable opening degree of the manual valve of the feeding port is properly adjusted according to the specific slurry generation process of the SCE immersion evaporator. The slag slurry generated by the SCE immersion evaporator through reaction enters the head-sealing type immersion evaporation slag slurry collecting and caching device from the SCE immersion evaporator under the dual actions of self gravity and wave impact of high-temperature and high-pressure steam generated by combustion. Therefore, the cavity structure can realize the collection and the buffer of the slag slurry generated by the SCE immersion and evaporation, and meanwhile, the end sealing device can also absorb and transmit the huge impact force wrapped by the high-temperature and high-pressure steam. Meanwhile, the manual valve of the slag hole and the slag discharge pump are also in an opening state, so that the slag slurry is conveyed from the seal head type immersion evaporation slag slurry collecting and caching device to the slag slurry pool through the pump. Therefore, abrasion and impact caused by that the pump valve is directly connected with the slag outlet of the SCE immersion evaporator can be avoided, and the service life of the pump valve is prolonged.

Under the emergency working condition, if the density of the slag slurry deposited in the head-sealing type immersion evaporation slag slurry collecting and caching device is too high, the slag discharge pressure of the slag discharge pump is increased steeply, and even the surge phenomenon occurs. At the moment, the manual valve of the feed inlet, the manual valve of the slag discharge pump and the manual valve of the slag outlet are closed. And then opening the quick-opening valve, timely cleaning the slag slurry deposited in the head-sealing type immersion evaporation slag slurry collecting and caching device through emergency manual slag-removing operation, and then closing the quick-opening valve. And opening the manual valve of the feeding hole, the slag discharge pump and the manual valve of the slag outlet, and continuously entering normal working conditions.

The basic working flow of the head-sealed immersed evaporation slag slurry collecting and caching device is as follows: firstly, under the normal working condition, the method is suitable for the concrete slag slurry generation process of the SCE immersion evaporator

And adjusting the reasonable opening degree of the manual valve of the feeding hole. And the slag slurry generated by the SCE immersion evaporator enters the head-sealed immersion evaporation slag slurry collecting and caching device from the SCE immersion evaporator under the dual actions of self gravity and wave impact of high-temperature and high-pressure steam generated by combustion. Therefore, the cavity structure can realize the collection and the buffer of the slag slurry generated by the SCE immersion and evaporation, and meanwhile, the end sealing device can also absorb and transmit the huge impact force wrapped by the high-temperature and high-pressure steam. Meanwhile, the manual valve of the slag hole and the slag discharge pump are also in an opening state, so that the slag slurry is conveyed from the seal head type immersion evaporation slag slurry collecting and caching device to the slag slurry pool through the pump. Therefore, abrasion and impact caused by that the pump valve is directly connected with the slag outlet of the SCE immersion evaporator can be avoided, and the service life of the pump valve is prolonged.

And secondly, under the emergency working condition, if the density of the slag slurry deposited in the sealing head type immersion evaporation slag slurry collecting and caching device is too high, the slag discharge pressure of the slag discharge pump is increased steeply, and even the surge phenomenon occurs. At the moment, the manual valve of the feed inlet, the manual valve of the slag discharge pump and the manual valve of the slag outlet are closed. And then opening the quick-opening valve, timely cleaning the slag slurry deposited in the head-sealing type immersion evaporation slag slurry collecting and caching device through emergency manual slag-removing operation, and then closing the quick-opening valve. And opening the manual valve of the feeding hole, the slag discharge pump and the manual valve of the slag outlet, and continuously entering normal working conditions.

The utility model has the beneficial effects that: the operations of temporary storage, cooling sedimentation, absorption of high-pressure air wave impact pressure and the like of solid-liquid slag slurry are realized, so that the abrasion and impact of the pump valve are reduced, and the service life of the pump valve is prolonged. And the probability of pump valve blockage is reduced or avoided, and stable and continuous production is ensured.

The utility model is further illustrated by the following figures and examples.

Drawings

Fig. 1 is a schematic front view structure diagram of a head-sealed immersion evaporation slurry collecting and caching device in an embodiment of the utility model;

fig. 2 is a schematic top view of a head-sealed immersion evaporation slurry collecting and caching device according to an embodiment of the utility model;

FIG. 3 is a schematic cross-sectional structure diagram of a head-sealed immersion evaporation slurry collecting and caching device in the novel embodiment;

FIG. 4 is a schematic front view structure diagram of a novel head-sealed immersion evaporation slurry collection and buffer loading-quick opening valve closing state of the novel embodiment;

FIG. 5 is a schematic view of a novel closed-end submerged evaporation slurry collection and buffer loading-quick-open valve closed state in a top view structure according to the novel embodiment;

FIG. 6 is a schematic front view structure diagram of a novel head-sealed immersion evaporation slurry collection and buffer loading-quick opening valve opening state of the novel embodiment;

FIG. 7 is a schematic structural diagram of a novel closed head type submerged evaporation slurry collection and buffer loading-quick opening valve in an overlooking state according to the novel embodiment;

FIG. 8 is a schematic elevation view of a quick-opening valve;

FIG. 9 is a schematic top view of the quick-opening valve;

in the figure: 1-head sealing type slag slurry collecting and caching tank; 11-shell (slot) cavity structure; 11.1-shell (slot) structural cavity member; 11.2-a slurry collection member; 11.3-slag hole pipe flange; 11.4-slag-discharging hand hole connecting pipe blind plates; 11.5-reinforcement hoop; 12-a head sealing device; 12.1-end enclosure member; 12.2-feed inlet pipe flange; 12.3-quick open valve; 12.3/1-quick opening valve base; 12.3/2-sealing rubber pad; 12.3/3, a capping mechanism; 12.3/4-connecting rod opening and closing mechanism; 12.4-manhole; 12.5-a relief port pipe connecting flange; 2, a simple feeding mechanism; 21-a manual valve of a feed inlet; 22-a feed inlet pipe flange; 3-building a foundation; 31-a steel-concrete base; 32-embedding iron pieces; 4-simple discharging mechanism; 41-a discharge port connecting pipe flange; 42-manual valve at the discharge hole; 43-a slag discharge pump; 44-pump mount.

Detailed Description

The following description of the preferred embodiments of the present invention is provided for the purpose of illustration and description, and is in no way intended to limit the utility model.

Example 1

As shown in fig. 1-9, a head-sealed immersion evaporation slurry collecting and caching device, i.e., a head-sealed slurry collecting and caching tank 1, mainly comprises a shell (tank) cavity structure 11 and a head sealing device 12; the shell (groove) cavity structure 11 and the end enclosure device 12 are connected in a welding mode, and in order to ensure that a welding seam is welded through, a groove needs to be cut according to the specification before welding. As shown in fig. 3, the shell (groove) cavity structure 11 comprises a shell (groove) cavity member 11.1, a slag slurry collecting member 11.2, a slag hole connecting pipe flange 11.3, a slag discharging hand hole connecting pipe blind plate 11.4 and a reinforcing hoop 11.5; as shown in fig. 2, the head sealing device 12 comprises a head sealing member 12.1, a feed inlet pipe connecting flange 12.2, a quick opening valve 12.3, an inspection manhole 12.4 and a relief inlet pipe connecting flange 12.5;

as shown in fig. 1, the shell (groove) cavity member 11.1 is formed by welding stainless steel plates with different thicknesses of 10-16mm according to the slag discharge capacity of the SCE evaporator, and is a main container element; the bottom of the shell (groove) cavity component 11.1 is provided with a slurry and slag collecting component 11.2, and the shell (groove) cavity component 11.1 and the slurry collecting component are connected in a welding mode; the slurry and slag collecting component 11.2 is of a two-petal structure: the upper half flap is an inclined semicircle, so that the sliding collection of scattered slurry slag is facilitated; the lower half valve is a horizontal semicircle and is used for storing the pulp residue; the connecting area of the upper valve and the lower valve is in smooth transition, so that the sliding and the outward discharge of the slurry slag are facilitated; as shown in fig. 1, a slag outlet pipe connecting flange 11.3 and a slag discharging hand hole pipe connecting blind plate 11.4 are arranged at the bottom area of the shell (groove) cavity component 11.1; the slag hole connecting pipe flange 11.3 and the slag discharging hand hole connecting pipe blind plate 11.4 are respectively connected with the shell (groove) cavity component 11.1 in a welding mode; as shown in fig. 1, the central line of the pipe orifice of the slag-discharging hand-hole connecting pipe blind plate 11.4 is positioned at the position of 90 degrees clockwise from the central line of the pipe orifice of the slag-discharging port connecting pipe flange 11.3 (viewed from the pipe orifice flange), and is positioned right below the quick-opening valve 12.3, so that manual slag-discharging operation from the bottom is facilitated; the slag discharge hand hole connecting pipe blind plate 11.4 is normally closed at ordinary times, and is opened for use during emergency slag discharge; the outer cylinder wall of the shell (groove) cavity component 11.1 is provided with three reinforcing hoops 11.5 from bottom to top for reinforcing the radial strength of the cylinder wall and ensuring enough circumferential degree, and the reinforcing hoops 11.5 are connected with the outer cylinder wall of the shell (groove) cavity component 11.1 in an intermittent welding mode.

As shown in fig. 2, the end enclosure member 12.1 is an integral elliptical convex end enclosure formed by punching a stainless steel material with a thickness of 10-16mm according to the slag discharge capacity of the SCE evaporator, and is a main pressure-bearing element of the slag settling tank device; the diameter of the lower cylinder of the end socket component 12.1 is the same as that of the cylinder wall of the shell (groove) cavity component 11.1, the two components are connected by butt welding (full internal and external welding), and before welding, the lower cylinder of the end socket component 12.1 and the cylinder wall of the shell (groove) cavity 11.1 are subjected to splitting treatment according to the industrial specifications so as to ensure that internal and external welding seams can be completely melted through and ensure that the welding seams reach enough strength levels; the structural form, thickness, material and connection mode of the end enclosure device 12 are proved by detailed calculation and tests, and the pressure impact caused by high-temperature slurry slag and high-temperature airflow surge in the SCE submerged combustion evaporator can be completely met. According to the process requirement, the top of the sealing component 12.1 is provided with: a feed inlet pipe connecting flange 12.2, a quick opening valve 12.3, an inspection manhole 12.4 and a relief port pipe connecting pipe 12.5. The feed inlet connects pipe flange 12.2 the quick-opening valve 12.3 the inspection manhole 12.4 the mouth of bleeding is taken over 12.5 and all adopt the welding mode to connect between the head component 12.1. The feed inlet connecting pipe flange 12.2 is a channel device for communicating the SCE evaporator and the sediment tank device; as shown in fig. 3, the feed inlet pipe connecting flange 12.2 is arranged in the edge area of the end enclosure member 12.1, and the upper half valve facing the slurry collecting member 11.2 is an inclined semicircle, so that the falling slurry can be conveniently collected by sliding;

as shown in fig. 8, the quick-opening valve 12.3 is a daily manual slag discharging device, and is composed of four parts, namely a valve seat 12.3/1, a sealing rubber gasket 12.3/2, a gland 12.3/3, a connecting rod opening and closing mechanism 12.3/4 and the like; the valve seat 12.3/1 is positioned on the upper surface of the seal head component 12.1, forms an included angle of 90 degrees with the flange connecting pipe 12.2 of the feed inlet in the aspect of orientation, adopts an inside and outside welding seam full-weld connection mode with the seal head component 12.1, and is a manual slag discharge channel and a support structural component of the gland 12.3/3 and the connecting rod opening and closing mechanism 12.3/4; a sealing rubber pad 12.3/2 is arranged between the gland 12.3/3 and the valve seat 12.3/1 to ensure that steam overflows and leaks after being compressed; the connecting rod opening and closing mechanism 12.3/4 and the gland 12.3/3 are connected through a stud, and the connecting rod opening and closing mechanism 12.3/3 realizes opening and closing operations through sliding up and down in the axial direction of the stud.

As shown in fig. 2, the inspection manhole 12.4 is used for a cavity for entering of personnel and tools during equipment inspection, and the inspection manhole 12.4 and the end enclosure member 12.1 adopt an inner and outer welding seam full-weld connection mode; the diameter of the inspection manhole 12.4 is more than DN500, so that the requirement of personnel entering a field is facilitated; the manhole 12.4 and the feed inlet pipe connecting flange 12.2 are arranged on the same central line, and are also arranged in the edge area of the end socket device 12 and correspond to the feed inlet pipe connecting flange 12.2 in a remote way; the dispersing port connecting pipe 12.5 can realize the communication of the novel head-sealed slurry collecting and caching device, the SCE evaporator and the atmosphere, balance the internal pressure and the external pressure, reduce the pressure on the inner cavity of the novel head-sealed slurry collecting and caching device and prolong the service life of equipment; the feed inlet pipe connecting flange 12.2 and the seal head mechanism 12.1 are connected in a full-weld mode by adopting inner and outer weld joints;

as shown in fig. 4, the novel head-sealed slurry collecting and caching device 1 is arranged on the civil foundation 3; as shown in fig. 5, the civil foundation 3 includes: a steel-concrete base 31 and a pre-buried iron piece 32; after the novel head-sealed slurry collecting and caching device 1 is installed in place, the reinforcing hoop 11.5 and the embedded iron piece 32 are welded and fixed; as shown in fig. 6, the feed inlet pipe connecting flange 12.2 of the novel head-sealed slurry collecting and caching device 1 is connected with the brief feeding mechanism 2 through a flange; the simple feeding mechanism 2 comprises a feeding hole manual valve 21 and a feeding hole pipe connecting flange 22; the outlet pipe connecting flange 11.3 of the novel head-sealed slurry collecting and caching device 1 is connected with the brief feeding mechanism 4 through a flange; the simple feeding mechanism 4 comprises a feeding hole and connecting pipe flange 41, a discharging hole manual valve 42, a slag discharging pump 43 and a pump base 44.

As shown in fig. 6, the feed inlet pipe connecting flange 41, the discharge outlet manual valve 42 and the slag discharge pump 43 are all connected by flanges, so that the maintenance and the replacement are convenient; the slag discharging pump 43 and the pump base 44 are fixedly connected through bolts. As shown in fig. 6 and 4.2, the pump base 44 and the embedded iron member 32 are fixed by welding.

As shown in FIG. 4, under normal operating conditions, evaporation is submerged according to the SCE

The reasonable opening degree of the manual valve 21 of the feeding port is properly adjusted by the specific slag slurry generation process of the device. The slag slurry generated by the SCE immersion evaporator enters the head-sealed immersion evaporation slag slurry collecting and caching device 1 from the SCE immersion evaporator under the dual actions of self gravity and the wave impact of high-temperature and high-pressure steam generated by combustion. Therefore, the shell (tank) cavity structure 11.2 realizes the collection and buffer of slurry generated by SCE immersion and evaporation, and meanwhile, the end sealing device 12 can also absorb and transmit the huge impact force carried by high-temperature and high-pressure steam. Meanwhile, the manual valve 42 of the slag hole and the slag discharge pump 43 are also in an opening state, so that the slag slurry is conveyed from the seal head type immersion evaporation slag slurry collecting and caching device to the slag slurry pool through the pump. Therefore, abrasion and impact caused by that the pump valve is directly connected with the slag outlet of the SCE immersion evaporator can be avoided, and the service life of the pump valve is prolonged.

As shown in fig. 6, under an emergency condition, if the density of the slag slurry deposited in the head-sealed immersed evaporation slag slurry collecting and caching device 1 is too high, the slag discharge pressure of the slag discharge pump 43 may rise steeply, and even a surge phenomenon may occur. At this time, the inlet hand valve 21, the slag discharge pump 43, and the slag outlet hand valve 42 should be closed. And then opening the quick-opening valve 12.3, timely cleaning the slag slurry deposited in the head-sealing type immersion evaporation slag slurry collecting and caching device 1 through emergency manual slag removing operation, and then closing the quick-opening valve 12.3. And opening the feed inlet manual valve 21, the slag discharge pump 43 and the slag outlet manual valve 42, and continuing to enter normal working conditions.

Claims (6)

1. End sealing formula submergence evaporation sediment thick liquid is collected and buffer memory device, its characterized in that: comprises a cavity structure and a head sealing device; the cavity structure comprises a cavity component, a slag slurry collecting component, a slag outlet connecting pipe flange, a slag discharging hand hole connecting pipe blind plate and a reinforcing hoop ring; the end socket device comprises an end socket component, a feed inlet pipe connecting flange, a quick opening valve, an inspection manhole and a relief port pipe connecting flange;

the bottom of the cavity component is provided with a slurry residue collecting component which is of a two-petal structure: the upper half lobe is an inclined semicircle; the lower half valve is a horizontal semicircle and is used for storing the pulp residue; the upper valve connecting area and the lower valve connecting area are in smooth transition; a slag outlet pipe connecting flange and a slag discharge hand hole pipe connecting blind plate are arranged in the bottom area of the cavity component; the slag hole connecting pipe flange and the slag discharge hand hole connecting pipe blind plate are respectively connected with the cavity component in a welding mode; the center line of the tube orifice of the slag discharge hand hole connecting tube blind plate is positioned at the position of 90 degrees clockwise from the center line of the tube orifice of the slag discharge port connecting tube flange and is positioned right below the quick opening valve; and three reinforcing hoop rings are arranged on the outer cylinder wall of the cavity component from bottom to top.

2. A head-sealed immersion evaporation slurry collecting and buffering device according to claim 1, wherein: the diameter of the lower cylinder of the end socket component is the same as that of the cylinder wall of the cavity component, and the top of the end socket component is provided with: a feed inlet pipe connecting flange, a quick opening valve, an inspection manhole and a relief port pipe connecting pipe; the feed inlet connecting pipe flange is a channel device for communicating the SCE evaporator and the sediment tank device; the feed port connecting pipe flange is arranged in the edge area of the end enclosure component and is an inclined semicircle facing the upper half flap of the slurry collecting component.

3. A head-sealed immersion evaporation slurry collecting and buffering device according to claim 1, wherein: the quick-opening valve consists of a valve seat, a sealing rubber pad, a gland and a connecting rod opening and closing mechanism; the valve seat is positioned on the upper surface of the end socket component and forms an included angle of 90 degrees with the flange connecting pipe of the feed port; a sealing rubber pad is arranged between the gland and the valve seat; the connecting rod opening and closing mechanism is connected with the gland through a stud, and the connecting rod opening and closing mechanism slides up and down in the axial direction of the stud.

4. A head-sealed immersion evaporation slurry collecting and buffering device according to claim 1, wherein: the inspection manhole is used for a personnel and tool entering cavity during equipment inspection, and the inspection manhole and the end enclosure component adopt an inner and outer welding seam full-weld connection mode; the inspection manhole and the feed inlet pipe connecting flange are arranged on the same central line.

5. A head-sealed immersion evaporation slurry collecting and buffering device according to claim 1, wherein: the head-sealed slurry collecting and caching device is arranged on a civil engineering foundation; the civil engineering basis includes: a reinforced concrete base and a pre-embedded iron part; after the head-sealed slurry collecting and caching device is installed in place, the reinforcing hoop and the embedded iron piece are welded and fixed; the feed inlet connecting pipe flange is connected with the brief feeding mechanism through a flange; the simple feeding mechanism comprises a feeding port manual valve and a feeding port pipe connecting flange; the outlet connecting pipe flange is connected with the brief feeding mechanism through a flange; the simple feeding mechanism comprises a feeding hole connecting pipe flange, a discharging hole manual valve, a slag discharging pump and a pump base.

6. A head-sealed immersion evaporation slurry collecting and buffering device as claimed in claim 5, wherein: the feed inlet connecting pipe flange, the manual valve at the discharge port and the slag discharge pump are all connected by flanges, so that the maintenance and the replacement are convenient; the pump base piece of the slag discharging pump is fixedly connected through a bolt; the pump base and the embedded iron pieces are fixed by welding.

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