Energy-saving temperature and pressure reducing device

Abstract

The utility model is suitable for the technical field of temperature and pressure reducing devices, and provides an energy-saving temperature and pressure reducing device which comprises a steam inlet pipe, a temperature and pressure reducing pipe is arranged on one side of the steam inlet pipe, and a first temperature reducing assembly is arranged on one side of the upper end of the temperature and pressure reducing pipe; a second temperature reducing assembly is arranged at the lower end of the temperature and pressure reducing pipe; the top end of the interior of the temperature and pressure reduction pipe is fixedly connected with a water accumulation tank, the bottom of the water accumulation tank communicates with a plurality of atomization nozzles, by arranging the first temperature reduction assembly and the second temperature reduction assembly, the temperature reduction efficiency of steam is conveniently improved, cooling water is sprayed out through the atomization nozzles, the contact area with the steam is conveniently increased, and therefore temperature reduction is fast.

Description

Technical Field

[0001] The utility model belongs to the technical field of temperature reduction and pressure reduction devices, and in particular relates to an energy-saving temperature reduction and pressure reduction device. Background Art

[0002] The temperature and pressure reduction device can reduce the temperature and pressure of the steam output from power stations, industrial boilers, thermal power plants, etc., so that the steam temperature and pressure meet the requirements of the production process.

[0003] The utility model cited in the application number CN202321561302.7 discloses a cooling and pressure reducing device, which belongs to the technical field of cooling and pressure reducing devices, and includes a cooling and pressure reducing device body, the cooling and pressure reducing device body including a steam inlet pipe, a pressure reducing valve, a cooling and pressure reducing pipe, a small cooling water control and regulation system and a large cooling water control and regulation system, the top of the steam inlet pipe is provided with a first temperature and pressure measuring structure, one end of the steam inlet pipe is connected with a pressure reducing valve, and one end of the pressure reducing valve is connected with the cooling and pressure reducing pipe; the technical solution of the present application is to set an inner cavity on the inner wall of the cooling and pressure reducing pipe, and then the cooling water in the small cooling water control and regulation system or the large cooling water control and regulation system directly enters the inner cavity and is then discharged from the discharge pipe, so that the cooling water can cool the steam without contacting the steam, and will not affect the steam discharge, and the heated cooling water can be used as domestic water or recycled by external refrigeration equipment, making the device energy-saving and environmentally friendly.

[0004] The above-mentioned prior art also has the following deficiencies:

[0005] The existing technology has a slow cooling speed and cannot be fully mixed with steam, which reduces work efficiency and increases equipment costs. Utility Model Content

[0006] The utility model provides an energy-saving temperature and pressure reduction device, aiming to solve the problems of the prior art in that the temperature reduction speed is slow, the steam cannot be fully mixed, the working efficiency is reduced, and the equipment cost is increased.

[0007] The utility model is implemented as follows: an energy-saving temperature reduction and pressure reduction device comprises: a steam inlet pipe, a temperature reduction and pressure reduction pipe is provided on one side of the steam inlet pipe, a first temperature reduction component is provided on one side of the upper end of the temperature reduction and pressure reduction pipe; a second temperature reduction component is provided on the lower end of the temperature reduction and pressure reduction pipe; the inner top end of the temperature reduction and pressure reduction pipe is fixedly connected to a water storage tank, and the bottom of the water storage tank is connected to a plurality of atomizing nozzles.

[0008] Preferably, a cooling groove is provided at the bottom of the inner wall of the cooling and pressure reducing pipe; one side of the bottom of the cooling and pressure reducing pipe is connected to a water outlet recovery pipe, and one side of the cooling groove is connected to the water outlet recovery pipe; a valve is installed on the water outlet recovery pipe.

[0009] Preferably, the first cooling component includes a water inlet pipe connected to one side of the top of the cooling and decompression pipe, and a solenoid valve is installed on the side of the water inlet pipe close to the cooling and decompression pipe.

[0010] Preferably, the first cooling component also includes a check valve, a regulating valve, a throttle valve and a stop valve installed on the water inlet pipe, the second cooling component has the same structure as the first cooling component, the extended end of the water inlet pipe in the first cooling component is connected to the water accumulation tank, and the water inlet pipe in the second cooling component is connected to the cooling tank.

[0011] Preferably, a first temperature and pressure measuring structure is installed on the steam inlet pipe, a second temperature and pressure measuring structure is installed on one side of the temperature reducing and pressure reducing pipe, and a third temperature and pressure measuring structure is installed on the other side of the temperature reducing and pressure reducing pipe. The side of the temperature reducing and pressure reducing pipe away from the steam inlet pipe is connected to an exhaust pipe.

[0012] Preferably, a pressure reducing valve is provided between the steam inlet pipe and the temperature reducing and pressure reducing pipe, a first flange is provided between the pressure reducing valve and the steam inlet pipe, and a second flange is provided between the pressure reducing valve and the temperature reducing and pressure reducing pipe, wherein the two second flanges close to one side are detachably fixedly connected by bolts.

[0013] Compared with the prior art, the embodiments of the present application have the following beneficial effects:

[0014] By setting up the first cooling component and the second cooling component, the cooling efficiency of the steam is improved, and the cooling water is sprayed out through the atomizing nozzle, which is convenient for increasing the contact area with the steam, thereby quickly cooling the steam. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the internal structure of the temperature and pressure reduction pipe of the utility model;

[0017] Figure 3 This utility model Figure 1 A in the middle is an enlarged structural diagram;

[0018] In the figure: 1. Steam inlet pipe; 2. First temperature and pressure measuring structure; 3. First flange; 4. Pressure reducing valve; 5. Second flange; 6. Second temperature and pressure measuring structure; 7. Third temperature and pressure measuring structure; 8. Air outlet pipe; 9. Temperature and pressure reducing pipe; 10. First temperature reducing assembly; 11. Second temperature reducing assembly; 12. Water inlet pipe; 13. Solenoid valve; 14. Check valve; 15. Regulating valve; 16. Throttle valve; 17. Stop valve; 18. Water accumulation tank; 19. Atomizing nozzle; 20. Temperature reducing tank; 21. Water recovery pipe. DETAILED DESCRIPTION

[0019] Unless otherwise defined, all technical and scientific terms used herein have the same meanings as commonly understood by those skilled in the art to which this application belongs. The terms used in the specification of the application are only for the purpose of describing specific embodiments and are not intended to limit this application. The terms "including" and "having" and any variations thereof in the specification and claims of this application and the above-mentioned drawings are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of this application or the above-mentioned drawings are used to distinguish different objects, not to describe a specific order.

[0020] References herein to "embodiments" mean that a particular feature, structure, or characteristic described in connection with the embodiments may be included in at least one embodiment of the present application. The appearance of this phrase in various places in the specification does not necessarily refer to the same embodiment, nor does it constitute an independent or alternative embodiment that is mutually exclusive of other embodiments. It is understood, both explicitly and implicitly, by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0021] The present invention provides an energy-saving, temperature-reducing and pressure-reducing device. Figure 1-3 As shown, it includes: a steam inlet pipe 1, a cooling and pressure reducing pipe 9 is provided on one side of the steam inlet pipe 1, and a first cooling component 10 is provided on one side of the upper end of the cooling and pressure reducing pipe 9; a second cooling component 11 is provided on the lower end of the cooling and pressure reducing pipe 9; the top end of the cooling and pressure reducing pipe 9 is fixedly connected to a water storage tank 18, and the bottom of the water storage tank 18 is connected to a plurality of atomizing nozzles 19.

[0022] It should be noted that, since the existing technology has a slow cooling speed and cannot be fully mixed with steam, which reduces work efficiency and increases equipment costs, this solution facilitates improving the cooling efficiency of steam by setting a first cooling component 10 and a second cooling component 11, and spraying cooling water through the atomizing nozzle 19 to increase the contact area with the steam, thereby quickly cooling.

[0023] In a further preferred embodiment of the present invention, Figure 1-2 As shown, a cooling tank 20 is provided at the bottom of the inner wall of the cooling and pressure reducing pipe 9; a water outlet recovery pipe 21 is connected to one side of the bottom of the cooling and pressure reducing pipe 9, and one side of the cooling tank 20 is connected to the water outlet recovery pipe 21; a valve is installed on the water outlet recovery pipe 21.

[0024] In this embodiment, water can be recycled and reused after refrigeration, thereby saving energy.

[0025] In a further preferred embodiment of the present invention, Figure 1As shown, the first cooling assembly 10 includes a water inlet pipe 12 connected to one side of the top of the cooling and pressure reducing pipe 9 , and a solenoid valve 13 is installed on the side of the water inlet pipe 12 close to the cooling and pressure reducing pipe 9 .

[0026] In this embodiment, it is convenient to control water inflow.

[0027] In a further preferred embodiment of the present invention, Figure 1 As shown, the first cooling component 10 also includes a check valve 14, a regulating valve 15, a throttle valve 16 and a stop valve 17 installed on the water inlet pipe 12. The second cooling component 11 has the same structure as the first cooling component 10. The extended end of the water inlet pipe 12 in the first cooling component 10 is connected to the water storage tank 18, and the water inlet pipe 12 in the second cooling component 11 is connected to the cooling tank 20.

[0028] In this embodiment, the check valve 14, the regulating valve 15, the throttle valve 16 and the stop valve 17 are all structures for controlling the delivery of the desuperheated water, which are existing technologies and will not be described in detail here.

[0029] In a further preferred embodiment of the present invention, Figure 1 As shown, a first temperature and pressure measuring structure 2 is installed on the steam inlet pipe 1, a second temperature and pressure measuring structure 6 is installed on one side of the temperature reducing and pressure reducing pipe 9, a third temperature and pressure measuring structure 7 is installed on the other side of the temperature reducing and pressure reducing pipe 9, and an outlet pipe 8 is connected to the side of the temperature reducing and pressure reducing pipe 9 away from the steam inlet pipe 1.

[0030] In this embodiment, the first temperature and pressure measuring structure 2, the second temperature and pressure measuring structure 6 and the third temperature and pressure measuring structure 7 have the same structure, and the first temperature and pressure measuring structure 2, the second temperature and pressure measuring structure 6 and the third temperature and pressure measuring structure 7 are all composed of temperature sensors and pressure sensors. The temperature sensors and pressure sensors can measure the temperature and pressure of steam, which is the existing technology and will not be elaborated here.

[0031] In a further preferred embodiment of the present invention, Figure 1-3 As shown, a pressure reducing valve 4 is provided between the steam inlet pipe 1 and the temperature reducing and pressure reducing pipe 9, a first flange 3 is provided between the pressure reducing valve 4 and the steam inlet pipe 1, and a second flange 5 is provided between the pressure reducing valve 4 and the temperature reducing and pressure reducing pipe 9, wherein the two second flanges 5 close to one side are detachably fixedly connected by bolts.

[0032] In this embodiment, connection and installation are facilitated.

[0033] It should be noted that for the aforementioned embodiments, for simplicity of description, they are all expressed as a series of action combinations. However, those skilled in the art should be aware that the present invention is not limited by the order of the actions described, because according to the present invention, certain steps may be performed in other orders or simultaneously. Secondly, those skilled in the art should also be aware that the embodiments described in this specification are all preferred embodiments, and the actions and modules involved are not necessarily required by the present invention.

[0034] In the several embodiments provided in this application, it should be understood that the disclosed devices can be implemented in other ways. For example, the device embodiments described above are merely illustrative, such as the division of the above-mentioned units. In actual implementation, there may be other division methods, such as multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the coupling or communication connection between each other shown or discussed can be through some interfaces, and the indirect coupling or communication connection between devices or units can be in the form of telecommunications or other forms.

[0035] The units described above as separate components may or may not be physically separate, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed across multiple network units. Some or all of these units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

[0036] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit the scope of protection of the present invention. Obviously, the embodiments described are only some embodiments of the present invention, rather than all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without making any creative work are within the scope to be protected by the present invention. Although the present invention has been described in detail with reference to the above embodiments, ordinary technicians in this field can still combine, add, delete or make other adjustments to the features in the various embodiments of the present invention according to the circumstances without conflict, without making any creative work, so as to obtain different other technical solutions that do not deviate from the concept of the present invention in essence, and these technical solutions also fall within the scope to be protected by the present invention.

Claims

1. An energy-saving temperature and pressure reduction device, characterized in that: include: A steam inlet pipe (1), a temperature reduction and pressure reduction pipe (9) is provided on one side of the steam inlet pipe (1), and a first temperature reduction component (10) is provided on one side of the upper end of the temperature reduction and pressure reduction pipe (9); A second cooling component (11) is provided at the lower end of the cooling and pressure reducing pipe (9); The top end of the interior of the temperature-reducing and pressure-reducing pipe (9) is fixedly connected to a water trough (18), and the bottom of the water trough (18) is connected to a plurality of atomizing nozzles (19).

2. The energy-saving temperature and pressure reduction device according to claim 1, characterized in that: A cooling groove (20) is provided at the bottom of the inner wall of the cooling and pressure reducing pipe (9); A water outlet recovery pipe (21) is connected to one side of the bottom of the temperature reduction and pressure reduction pipe (9), and one side of the temperature reduction tank (20) is connected to the water outlet recovery pipe (21); A valve is installed on the water outlet recovery pipe (21).

3. The energy-saving temperature and pressure reduction device according to claim 2, characterized in that: The first cooling component (10) includes a water inlet pipe (12) connected to one side of the top of the cooling and pressure reducing pipe (9), and a solenoid valve (13) is installed on the side of the water inlet pipe (12) close to the cooling and pressure reducing pipe (9).

4. The energy-saving temperature and pressure reduction device according to claim 3, characterized in that: The first cooling component (10) further comprises a check valve (14), a regulating valve (15), a throttle valve (16) and a stop valve (17) installed on the water inlet pipe (12); the second cooling component (11) and the first cooling component (10) have the same structure; the extended end of the water inlet pipe (12) in the first cooling component (10) is connected to the water trough (18); and the water inlet pipe (12) in the second cooling component (11) is connected to the cooling trough (20).

5. The energy-saving temperature and pressure reduction device according to claim 1, characterized in that: A first temperature and pressure measuring structure (2) is installed on the steam inlet pipe (1), a second temperature and pressure measuring structure (6) is installed on one side of the temperature reduction and pressure reduction pipe (9), a third temperature and pressure measuring structure (7) is installed on the other side of the temperature reduction and pressure reduction pipe (9), and an air outlet pipe (8) is connected to the side of the temperature reduction and pressure reduction pipe (9) away from the steam inlet pipe (1).

6. The energy-saving temperature and pressure reduction device according to claim 1, characterized in that: A pressure reducing valve (4) is provided between the steam inlet pipe (1) and the temperature reducing and pressure reducing pipe (9), a first flange (3) is provided between the pressure reducing valve (4) and the steam inlet pipe (1), and a second flange (5) is provided between the pressure reducing valve (4) and the temperature reducing and pressure reducing pipe (9), wherein the two second flanges (5) close to one side are both detachably fixedly connected by bolts.

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