CN212841500U

CN212841500U - Sludge drying heat recovery mechanism

Info

Publication number: CN212841500U
Application number: CN202021375272.7U
Authority: CN
Inventors: 勾清宇; 范儒安; 朱相荣
Original assignee: Guangdong Wupu Sala Environmental Protection Technology Co ltd
Current assignee: Guangdong Wupu Sala Environmental Protection Technology Co ltd
Priority date: 2020-07-14
Filing date: 2020-07-14
Publication date: 2021-03-30
Anticipated expiration: 2030-07-14

Abstract

The utility model discloses a sludge drying heat power recovery mechanism, including the check valve, check valve fixed connection is in the tower body outside, tower body outside fixedly connected with water tank, water tank upper end fixedly connected with choke valve, the inboard upper end fixedly connected with hot exchange pipe of tower body, hot exchange pipe upper end fixedly connected with steam pipe, steam pipe right-hand member fixedly connected with rectifier tube, rectifier tube right-hand member fixedly connected with relief valve, rectifier tube bottom fixedly connected with collection steam pipe the inboard fixedly connected with thermal-collecting tube of tower body, thermal-collecting tube bottom fixedly connected with water diversion tray, rectifier tube lower extreme fixedly connected with barometer, barometer bottom fixedly connected with heat preservation heat collection jar, heat outlet has been seted up to heat preservation heat collection jar. This sludge drying heat recovery mechanism adopts two sets of thermal-collecting tube lines to improve collection efficiency, has increased the heat exchange area, uses the open loop circuit, can directly export hot water or steam.

Description

Sludge drying heat recovery mechanism

Technical Field

The utility model relates to a heat recovery mechanism technical field specifically is a sludge drying heat recovery mechanism.

Background

The heat recovery device is a device which takes a heat exchanger as a main part, transfers the redundant heat generated by one device to another device for heating or energy conversion, and is economical and environment-friendly.

However, the existing sludge drying heat recovery mechanism in the market mostly adopts a closed-loop design, the mode of transferring heat energy outwards is single, a single heat exchange device is adopted, various heat generated by combustion during sludge drying cannot be effectively utilized, and the heat collection means is single.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sludge drying heat recovery mechanism to provide the current sludge drying heat recovery mechanism on the market among the solution above-mentioned background art, the heat recovery round pin can single retrieve the problem that transmission efficiency is low.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sludge drying heat recovery mechanism, includes the check valve, check valve fixed connection is in the tower body outside, tower body outside fixedly connected with water tank, water tank upper end fixedly connected with choke valve, the inboard upper end fixedly connected with heat exchange pipe of tower body, heat exchange pipe upper end fixedly connected with steam pipe, steam pipe right-hand member fixedly connected with rectifier tube, rectifier tube right-hand member fixedly connected with relief valve, rectifier tube bottom fixedly connected with collection steam pipe the inboard fixedly connected with thermal-collecting tube of tower body, thermal-collecting tube bottom fixedly connected with water diversion disc, rectifier tube lower extreme fixedly connected with barometer, barometer bottom fixedly connected with heat preservation heat collection jar, heat outlet has been seted up to heat preservation heat collection jar.

Preferably, the thermal-collecting tube is cylindrical tubular structure vertical distribution, the water diversion disc is network structure, the thermal-collecting tube middle part fixedly connected with is responsible for, be responsible for outside fixedly connected with side pipe, the side pipe has the multiunit to be parallel to each other about being responsible for axis symmetric distribution.

Preferably, the rectifier tube is of a spindle tubular structure, one end of the rectifier tube is fixedly connected with a steam tube, the lower end of the steam tube is fixedly connected with a steam collecting tube, three groups of spoiler pieces are fixedly connected inside the rectifier tube, each spoiler piece is provided with a stable flow area, an output port is formed in the right side of the rectifier tube, a safety valve is fixedly connected to the upper end of the stable flow area, and a whistle is distributed on one side of the safety valve and perpendicular to the axis.

Preferably, the heat-insulating heat-collecting tank is of a cylindrical tank-shaped structure with the upper bottom surface and the lower bottom surface protruding, and the heat outlet is of a cylindrical sheet-shaped structure.

Preferably, the heat exchange tubes are arranged in a plurality of groups parallel to the tower body.

Compared with the prior art, the beneficial effects of the utility model are that: this sludge drying heat recovery mechanism adopts the mode of opening the cyclization to gather heat, can outwards conduct high temperature steam, adopts two sets of thermal-arrest systems multiple exothermic mode of effective utilization sludge drying in-process to carry out the destruction to device itself that protection design reduction gas or liquid pressure brought to possible pressure vessel, improve self maintainability and security, reduce the maintenance pressure, adopt the parallelly connected thermal-arrest mode of multiunit, increase area of contact improves heat exchange speed, increased the total amount of heat recovery.

Drawings

FIG. 1 is a schematic sectional view of the present invention;

FIG. 2 is a schematic sectional view of the heat collecting tube of the present invention;

fig. 3 is a schematic view of a cross-sectional structure of the rectifier tube of the present invention.

In the figure: 1. a one-way valve; 2. a heat exchange tube; 3. a water diversion disc; 4. a heat collecting pipe; 5. a steam collecting pipe; 6. a rectifier tube; 7. a steam pipe; 8. a pressure relief valve; 9. a barometer; 10. a heat preservation and collection tank; 11. a heat outlet; 12. a throttle valve; 13. a water tank; 401. a main pipe; 402. a bypass pipe; 601. a spoiler; 602. a safety valve; 603. whistles; 604. an output port; 605. a flow stabilizing area; 20. a tower body.

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. 1-3, the present invention provides a technical solution: the utility model provides a sludge drying heat power recovery mechanism, including

check valve

1, 1 fixed connection of check valve is in the tower body 20 outside, tower body 20 outside fixedly connected with water tank 13, water tank 13 upper end fixedly connected with choke valve 12, the inboard upper end fixedly connected with heat exchange pipe 2 of

tower body

20, 2 upper ends fixedly connected with steam pipe 7 of heat exchange pipe, 7 right-hand member fixedly connected with rectifier tube 6 of steam pipe, 6 right-hand member fixedly connected with relief valve 8 of rectifier tube, 6 bottom fixedly connected with steam collecting pipe 5 of rectifier tube inboard fixedly connected with thermal-collecting tube 4 of

tower body

20, 4 bottom fixedly connected with distributive disk 3 of thermal-collecting tube, 6 lower extreme fixedly connected with barometer 9 of rectifier tube, barometer 9 bottom fixedly connected with heat preservation heat collection jar 10, heat outlet 11.

Further, the heat collecting pipes 4 are vertically distributed in a cylindrical tubular structure, the water distribution disc 3 is in a net structure, the main pipe 401 is fixedly connected to the middle of each heat collecting pipe 4, the side pipes 402 are fixedly connected to the outer side of the main pipe 401, a plurality of groups of the side pipes 402 are parallel to each other and are symmetrically distributed about the axis of the main pipe 401, a central heat exchange mechanism is arranged, and flue gas generated by combustion is used for heating.

Further, the rectifier tube 6 is a spindle body tubular structure, one end of the rectifier tube 6 is fixedly connected with a steam tube 7, the lower end of the steam tube 7 is fixedly connected with a steam collecting tube 5, three groups of spoilers 601 are fixedly connected inside the rectifier tube 6, the spoilers 601 are provided with a flow stabilizing area 605, an output port 604 is formed in the right side of the rectifier tube 6, a safety valve 602 is fixedly connected to the upper end of the

flow stabilizing area

605, 603 whistle is distributed on one side of the safety valve 602 perpendicular to the axis, steam gas in two paths is rectified, mixed and balanced in temperature, the steam flow rate is slowed down, and pressure is detected.

Further, the heat preservation and collection tank 10 is of a cylindrical tank-shaped structure with the upper and lower bottom surfaces protruding, the heat outlet 11 is of a cylindrical sheet-shaped structure, and the pressure container is prevented from being broken under the condition of high heat drying by adopting a structure convenient for pressure dispersion.

Furthermore, the heat exchange tubes 2 are provided with a plurality of groups which are parallel to the tower body 20, and the drying heating areas are distributed to increase the volume of circulating cooling liquid and improve the heat exchange efficiency.

The working principle is as follows: the dried sludge is heated to generate heat, the cooling water is heated, the gasification pressure is reduced, the cooling water flows from a water tank 13 through a throttle valve 12 to control the flow rate, enters a heat exchange pipe 2, a one-way valve 1 prevents the cooling water from flowing reversely, enters a heat collection pipe 4 through a water distribution disc 3, flows through a bypass pipe 402, a main pipe 401 is heated, a steam collection pipe 5 and a steam pipe 7 are led into a rectifying pipe 6, the cooling water is delayed, decelerated and stably flows into a stable flow area 605 through a spoiler 601, a safety valve 602 is extruded to ensure that the pressure is within an allowable range, if the pressure is too high, a steam whistle 603 is triggered to remind a worker to relieve the pressure through a pressure release valve 8, the cooling water vapor is discharged through an output port 604 under the normal pressure condition, is decelerated, enters a heat preservation and heat collection tank 10 to perform temporary heat preservation and pressure storage, monitoring data are provided by a barometer 9 to ensure the, the heat exchanger is used, and after condensation and cooling, the heat exchanger flows back into the water tank 13 to be stored for subsequent heat storage and transmission.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sludge drying heat recovery mechanism, includes check valve, its characterized in that: the one-way valve is fixedly connected to the outer side of the tower body, the water tank is fixedly connected to the outer side of the tower body, a throttle valve is fixedly connected to the upper end of the water tank, a heat exchange pipe is fixedly connected to the upper end of the inner side of the tower body, a steam pipe is fixedly connected to the upper end of the heat exchange pipe, a rectifier tube is fixedly connected to the right end of the steam pipe, a decompression valve is fixedly connected to the right end of the rectifier tube, a steam collecting pipe is fixedly connected to the bottom end of the rectifier tube, a heat collecting pipe is fixedly connected to the inner side of the tower body, a water distributing disc is fixedly connected to the bottom end of.

2. The sludge drying heat recovery mechanism of claim 1, wherein: the heat collecting pipe is cylindrical tubular structure vertical distribution, the water diversion disc is network structure, heat collecting pipe middle part fixedly connected with is responsible for, be responsible for outside fixedly connected with side pipe, the side pipe has the multiunit to be parallel to each other about being responsible for axis symmetric distribution.

3. The sludge drying heat recovery mechanism of claim 1, wherein: the rectifying tube is of a spindle body cylindrical structure, one end of the rectifying tube is fixedly connected with a steam tube, the lower end of the steam tube is fixedly connected with a steam collecting tube, three groups of spoiler pieces are fixedly connected inside the rectifying tube, each spoiler piece is provided with a stable flow area, an output port is formed in the right side of the rectifying tube, a safety valve is fixedly connected to the upper end of the stable flow area, and a whistle is distributed on one side of the safety valve and perpendicular to the axis.

4. The sludge drying heat recovery mechanism of claim 1, wherein: the heat-preservation and heat-collection tank is of a cylindrical tank-shaped structure with the upper and lower bottom surfaces protruding, and the heat outlet is of a cylindrical sheet-shaped structure.

5. The sludge drying heat recovery mechanism of claim 1, wherein: the heat exchange tubes are distributed in parallel on the inner side of the tower body.