CN215411834U - Tire vulcanization external temperature condensate water and secondary flash steam recycling device - Google Patents

Abstract

The utility model relates to a tire vulcanization external temperature condensed water and secondary flash steam recycling device, which comprises a buffer tank arranged at the front end and connected with a workshop through a recycling pipe, wherein the recycling device is divided into two recycling pipelines from the buffer tank, one of the two recycling pipelines is a steam recycling pipeline, the other recycling pipeline is a condensed water recycling pipeline, the condensed water recycling pipeline comprises a liquid level control mechanism arranged in the buffer tank, a high-temperature pump arranged at the rear end of the buffer tank and a deaerator communicated with the high-temperature pump, and an anti-cavitation mechanism is arranged between the high-temperature pump and the buffer tank to prevent the high-temperature pump from being damaged due to secondary vaporization of the condensed water. The utility model can safely and fully recover the condensed water and the heat contained in the secondary flash steam, and fully recycle the condensed water.

Description

Tire vulcanization external temperature condensate water and secondary flash steam recycling device

Technical Field

The utility model relates to a device for recycling external temperature condensate water and secondary flash steam in tire vulcanization.

Background

At present, a nitrogen vulcanization process is mostly used for producing TBR (all-steel radial truck tire) tire lines, the use amount of internal temperature steam is relatively small, and the use amount of main steam is at an external temperature. After the heat of the external warm steam is transferred by the hot plate and the mould shell, the heat is transferred to the tire blank by the tire mould, thereby completing the vulcanization of the tire blank and manufacturing the finished tire. Saturated steam after heat exchange becomes condensed water, and the condensed water is discharged from the vulcanizing machine through a steam trap; the higher the pressure used by the steam heating system, the more secondary steam will be generated in the condensate line, and the plant will have recovered this heat, but not done completely.

Condensed water (containing secondary flash steam) and partial steam (a small amount of leakage exists in a vulcanization external temperature steam trap of a plurality of machines) formed after external pressure external temperature steam in an original system is used are intensively recovered by a flash tank, then the condensed water enters a steam condensed water tank, and is conveyed to a specified place together with steam condensed water (used by an air conditioner, various heating and using and the like) from other workshops for recycling, the condensed water in the way is recycled, but the system has certain problems: firstly, flash-evaporated secondary steam is not utilized, after the flash-evaporated steam and condensed water enter a condensed water tank (with the pressure of 0 MPa), a large amount of flash-evaporated secondary steam is discharged to the atmosphere to form a discharged steam long dragon; the external temperature condensate water of the TBR tire vulcanization in the existing tire factory generally uses an open condensate water recovery system, and part of the condensate water is discharged into the atmosphere in the condensate water conveying process; and the situation of low hydrophobic back pressure is often encountered, the prior art generally adopts management with large enough caliber to solve the problem, but secondary flash steam and steam leakage of a drain valve are all discharged, and condensed water is polluted by secondary dissolved oxygen, carbon dioxide and other impurities, so that part of heat is lost.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a tire vulcanization external temperature condensate water and secondary flash steam recycling device which can safely and fully recycle the condensate water and the heat contained in the secondary flash steam and fully recycle the condensate water.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a tire vulcanization external temperature comdenstion water and secondary flash distillation vapour recovery recycles device, is including setting up the buffer tank that passes through recovery tube and workshop connection at the front end, and this recovery recycles device falls into two recovery tube ways from the buffer tank, and one of them is the steam recovery pipeline, and another is the comdenstion water recovery pipeline, the comdenstion water recovery pipeline is including setting up liquid level control mechanism in the buffer tank, setting at the high temperature pump of buffer tank rear end and with the oxygen-eliminating device of high temperature pump intercommunication, be equipped with one between high temperature pump and the buffer tank and prevent that cavitation erosion mechanism from causing the damage of high temperature pump in order to prevent that comdenstion water secondary vaporization from causing.

Preferably, the steam recovery pipeline comprises a one-way valve arranged at the rear end of the buffer tank and a connecting pipe for connecting the one-way valve and the boiler branch cylinder.

Preferably, the liquid level control mechanism comprises a high liquid level control mechanism, a medium liquid level control mechanism and a low liquid level control mechanism.

Preferably, the cavitation erosion preventing mechanism is a pressurizing mechanism capable of increasing the supercooling degree of the condensed water.

Preferably, a safety valve is arranged at the buffer tank.

Preferably, the condensed water recovery pipeline further comprises a controller, and the controller is connected with the high-temperature pump, the liquid level control mechanism and the anti-cavitation mechanism.

The utility model has the following advantages: starting from the whole condensate recovery system, fully considering the characteristics of steam-water mixing of condensate water in a backpressure pipeline and multiphase flow, actively conducting with a high-temperature pump through a liquid level control mechanism, starting from a micro-supercooling principle and a dynamic two-phase flow principle, arranging an anti-cavitation mechanism between the high-temperature pump and a buffer tank, applying positive pressure on the condensate water at the inlet of the water pump, increasing the supercooling degree of the condensate water, preventing the condensate water from being vaporized for the second time to inhibit the cavitation of the high-temperature pump on the whole, reducing the damage of the high-temperature pump, controlling the optimal state of the condensate water in a single-phase high-temperature water, and adopting proper condensate water conveying technology in different residual pressure sections. On the premise of not changing the production process, the conveying capacity of the condensed water is improved, the mutual influence caused by different parameters of the recovery pipelines is eliminated, the cavitation problem of a high-temperature pump during pumping of high-temperature saturated water is effectively solved, the condensed water can enter the main recovery equipment, and the energy and water conservation is realized to the maximum extent; the pressure in the buffer tank is always 0.3MPa and is kept consistent with the pressure in the steam-dividing cylinder of the boiler room, and secondary flash steam and leaked partial external temperature steam are directly recycled from the recycling route; and the condensate water in the buffer tank is automatically controlled (high-level and low-level discharge points are set) through the liquid level control mechanism, and the part of the discharged condensate water is directly conveyed to the boiler deaerator, so that the secondary steam and the condensate water are completely recycled and utilized.

Drawings

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

wherein, 1, a recovery pipe; 2. a buffer tank; 3. a liquid level control mechanism; 4. a high temperature pump; 5. a deaerator; 6. an anti-cavitation mechanism; 7. a one-way valve; 8. and (3) a boiler branch cylinder.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate positional relationships based on the orientations and positional relationships shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the method or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," "retained," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; the two elements can be directly connected or electrically connected, or indirectly connected through an intermediate medium, or the two elements can be communicated with each other at the inner sections. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

As shown in fig. 1, an embodiment of the present invention provides a tire vulcanization external temperature condensed water and secondary flash steam recycling device, including a buffer tank 2 disposed at a front end and connected to a workshop through a recovery pipe 1, the recycling device is divided into two recovery pipes 1 from the buffer tank 2, one of the two recovery pipes is a steam recovery pipe 1, and the other is a condensed water recovery pipe 1, the condensed water recovery pipe 1 includes a liquid level control mechanism 3 disposed in the buffer tank 2, a high temperature pump 4 disposed at a rear end of the buffer tank 2, and a deaerator 5 communicated with the high temperature pump 4, and an anti-cavitation mechanism 6 is disposed between the high temperature pump 4 and the buffer tank 2 to prevent the condensed water from being secondarily vaporized to cause damage to the high temperature pump 4.

Further, the steam recovery pipe 1 includes a check valve 7 disposed at the rear end of the buffer tank 2 and a connection pipe connecting the check valve 7 and the boiler gas-distributing cylinder 8.

Further, the liquid level control mechanism 3 comprises.

Furthermore, the cavitation erosion prevention mechanism 6 is a pressurizing mechanism capable of increasing the super-cooling degree of the condensed water.

Further, a safety valve 10 is arranged at the buffer tank.

Further, the condensate recovery pipeline also comprises a controller 9, and the controller is connected with the high-temperature pump, the liquid level control mechanism and the anti-cavitation mechanism.

This technical scheme is from whole condensate recovery system, fully consider the condensate water and water mixture in the backpressure pipeline, be the characteristics of heterogeneous flow, through liquid level control mechanism 3 and high temperature pump 4 initiative drainage, from little supercooling principle and dynamic two-phase flow principle, set up an anti-cavitation erosion mechanism 6 between high temperature pump 4 and buffer tank 2, exert the malleation to the condensate water of water pump entrance, increase the super-cooled rate of condensate water, prevent condensate water secondary vaporization suppression water high temperature pump 4 cavitation on the whole, reduce the damage of high temperature pump 4, control the condensate water at the optimum state of a single-phase high-temperature water, adopt appropriate condensate water transport technique in the residual pressure section of difference. On the premise of not changing the production process, the conveying capacity of the condensed water is improved, the mutual influence caused by different parameters of 1 path of each recovery pipe is eliminated, the cavitation problem of the high-temperature pump 4 during pumping of high-temperature saturated water is effectively solved, the condensed water can enter the main recovery equipment, and the energy and water conservation is realized to the maximum extent; the pressure in the buffer tank 2 is always 0.3MPa and is kept consistent with the pressure in a steam-separating cylinder of a boiler room, and secondary flash steam and leaked partial external temperature steam are directly recycled from the recycling route; and the condensate water in the buffer tank 2 is automatically controlled (high-level and low-level discharge points are set) through the liquid level control mechanism 3, and the part of the discharged condensate water is directly conveyed to the boiler deaerator 5, so that the secondary steam and the condensate water are completely recycled and utilized.

It should be noted that the above embodiments are merely representative examples of the present invention. Many variations of the utility model are possible. Any simple modification, equivalent change and modification of the above embodiments according to the spirit of the present invention should be considered to be within the protection scope of the present invention.

Claims (6)

1. The utility model provides a tire vulcanization external temperature comdenstion water and secondary flash distillation vapour recovery reuse device which characterized in that: including setting up buffer tank (2) that pass through recovery tube (1) and workshop connection at the front end, this recovery recycles device and falls into two recovery tube ways from buffer tank (2), one of them is the steam recovery pipeline, and another is the comdenstion water recovery pipeline, the comdenstion water recovery pipeline is including setting up liquid level control mechanism (3) in buffer tank (2), setting up high temperature pump (4) in buffer tank (2) rear end and oxygen-eliminating device (5) with high temperature pump (4) intercommunication, be equipped with one between high temperature pump (4) and buffer tank (2) and prevent cavitation erosion mechanism (6) so as to prevent that comdenstion water secondary vaporization from causing the damage of high temperature pump (4).

2. The tire vulcanization external temperature condensed water and secondary flash steam recycling device according to claim 1, characterized in that the steam recycling pipeline comprises a check valve (7) disposed at the rear end of the buffer tank (2) and a connecting pipe connecting the check valve (7) and the boiler branch cylinder (8).

3. The tire vulcanization external temperature condensed water and secondary flash steam recycling device according to claim 1, characterized in that the liquid level control mechanism (3) comprises a high liquid level control mechanism, a medium liquid level control mechanism and a low liquid level control mechanism.

4. The apparatus as claimed in claim 1, wherein the anti-cavitation mechanism is a pressurizing mechanism for increasing the super-cooling degree of the condensed water.

5. The apparatus for recycling condensed water and secondary flash steam generated by external temperature of tire vulcanization according to claim 1, characterized in that a safety valve (10) is provided at the buffer tank.

6. The device for recycling and reusing the outside temperature condensed water and secondary flash steam generated in tire vulcanization according to claim 1, wherein the condensed water recycling pipeline further comprises a controller (9), and the controller is connected with the high temperature pump, the liquid level control mechanism and the anti-cavitation mechanism.

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