Steam generator

Abstract

The utility model relates to the technical field of steam generators, and discloses a steam generator which comprises a water tank body, a steam heat exchange pipe is arranged in the water tank body, a medium flow guide pipe fitting is arranged on the side face of the water tank body, and a steam guide-in pipe is arranged at the bottom of the water tank body. According to the water tank, the steam heat exchange pipe is arranged in the water tank body, the steam heat exchange heating effect on media in the water tank body is achieved, the steam heat exchange pipe is matched with the auxiliary flow guide end, the steam dispersion flow guide effect is achieved, heat at the steam outlet end is prevented from being excessively concentrated, and the heat-resisting flow guide plate assists steam flow guide and is good in deformation resistance and durability. The supporting tube plates are arranged on the steam heat exchange tubes, the bearing elastic assemblies are arranged on the supporting tube plates, tube bodies are not prone to being damaged due to temperature changes, the overall pulling-off resistance performance is good, the device is good in steam heat dispersing and flow guiding effect, deformation caused by high-temperature concentration can be avoided, the anti-spalling and pulling-off resistance performance is excellent, and operation stability and safety are high.

Description

Technical Field

[0001] The utility model relates to the technical field of steam generators, in particular to a steam generator. Background Art

[0002] Steam generator, also called steam heat source machine (commonly known as boiler), is a mechanical device that uses the thermal energy of fuel or other energy sources to heat water into hot water or steam. The original meaning of pot refers to a water container heated on fire, and furnace refers to a place where fuel is burned. Boiler includes two parts: pot and furnace. With the continuous development of industrial production, steam generators have been widely used in many fields.

[0003] Existing steam generation uses the heat obtained from the gas turbine in the reduced pressure working medium or gas to generate steam for the steam turbine in the gas and steam turbine equipment. However, in actual use, the equipment is under high temperature working conditions, the toxicity of the pipe medium is moderately hazardous and flammable and explosive, the heat dispersion capacity of high-temperature steam is relatively insufficient, the steam outlet end is prone to deformation or even leakage due to long-term high temperature concentration, and toxic substances are easily leaked due to deformation. The steam pipe structure has insufficient anti-pull-off performance, and the operation safety and stability are not good enough. Therefore, we propose a steam generator to solve the above problems. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the shortcomings of the prior art, the utility model provides a steam generator, which has good steam heat dispersion and conduction effects, can avoid deformation caused by high temperature concentration, and has excellent anti-expansion and anti-pull-off performance, high operating stability and safety. It solves the problems that the existing steam generator is prone to deformation and leakage due to long-term high temperature concentration, insufficient anti-pull-off performance, and poor safety and stability.

[0006] (II) Technical solution

[0007] In order to achieve the above-mentioned purpose of good steam heat dispersion and diversion effect, avoiding deformation caused by high temperature concentration, and having excellent anti-expansion and anti-pull-off performance, and high operating stability and safety, the utility model provides the following technical solutions: a steam generator, including a water tank body, wherein a steam heat exchange pipe is arranged inside the water tank body;

[0008] A medium guide pipe is provided on the side of the water tank body, a steam inlet pipe is provided at the bottom of the water tank body, the steam inlet pipe is connected with the steam heat exchange pipe, an auxiliary guide terminal is provided on the top of the steam heat exchange pipe, a plurality of support tube sheets are provided on the steam heat exchange pipe, a load-bearing elastic component is provided between the support tube sheet and the steam heat exchange pipe, and a steam outlet pipe is provided on the top of the water tank body;

[0009] Among them, a heat-resistant guide plate is provided inside the water tank body, and the heat-resistant guide plate corresponds to the position of the auxiliary guide end head. A threaded partition plate is provided inside the water tank body.

[0010] Preferably, a load-bearing corrosion-resistant pipe sleeve is provided at the connection between the water tank body and the steam inlet pipe, and the load-bearing corrosion-resistant pipe sleeve is made of elastic corrosion-resistant rubber material.

[0011] Preferably, a steam-water separation device is provided inside the water tank body, and the bottom of the steam outlet pipe extends to the inside of the water tank body and is connected to the steam-water separation device.

[0012] Preferably, the auxiliary guide end is stepped and becomes shorter from left to right, and the heat-resistant guide plate is inclined, and the position of the heat-resistant guide plate matches that of the auxiliary guide end.

[0013] Preferably, the threaded partition plate divides the water tank body into an upper chamber and a lower chamber, and the auxiliary guide end and the heat-resistant guide plate are both located inside the upper chamber.

[0014] Preferably, an inlet pipe and an outlet pipe are respectively provided on the upper and lower sides of the steam heat exchange tube, and the inlet pipe and the outlet pipe are separated by a threaded partition plate.

[0015] Preferably, a pressure gauge and a safety valve are provided on the top of the water tank body, and a sewage pipe is provided on the bottom of the water tank body.

[0016] Preferably, the load-bearing elastic component includes a mounting hole and a load-bearing clamping block, the steam inlet pipe is inserted into the mounting hole, the load-bearing clamping block is engaged with the upper and lower sides of the mounting hole, and two adjacent load-bearing clamping blocks are clamped on the steam inlet pipe.

[0017] (III) Beneficial effects

[0018] Compared with the prior art, the utility model provides a steam generator having the following beneficial effects:

[0019] 1. The steam generator has a medium guide pipe fitting to guide the medium. A steam heat exchange pipe is arranged in the water tank body to heat the steam when the medium flows. The steam heat exchange pipe cooperates with the auxiliary guide end to disperse and guide the steam, so as to avoid excessive heat concentration at the steam outlet. The heat dispersion effect is better. The heat-resistant guide plate is used to guide the steam to avoid erosion of the tank body by steam output. The anti-deformation durability is better, so that the steam heat dispersion and guidance effect of the device is good, deformation caused by high temperature concentration can be avoided, and the safety and leakage-proof performance of the device are increased.

[0020] 2. The steam generator has a supporting tube sheet on the steam heat exchange tube to play a supporting and positioning role. The supporting tube sheet is provided with a load-bearing elastic component. The load-bearing elastic component as a whole has the ability to move and retract, and can flexibly support the steam heat exchange tube. The tube body is not easily damaged due to temperature changes, and the overall anti-pull-off performance is good, so that the device has excellent anti-expansion and anti-pull-off performance, and high operating stability and safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a frontal perspective schematic diagram of the structure of the utility model;

[0022] Figure 2 This is a front view cross-sectional perspective diagram of the structure of the utility model;

[0023] Figure 3 It is a side view cross-sectional perspective schematic diagram of the structure of the utility model;

[0024] Figure 4 For this utility model Figure 3 A magnified schematic diagram of structure A;

[0025] Figure 5 It is a bottom-up stereoscopic schematic diagram of the utility model.

[0026] In the figure: 1. water tank body; 2. steam heat exchange tube; 3. medium guide pipe; 4. steam inlet pipe; 5. auxiliary guide end; 6. support tube plate; 7. load-bearing elastic component; 71. mounting hole; 72. load-bearing clamping block; 8. steam outlet pipe; 9. heat-resistant guide plate; 10. threaded partition plate; 11. load-bearing corrosion-resistant pipe sleeve; 12. steam-water separation device; 13. pressure gauge; 14. safety valve; 15. sewage pipe. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1-Figure 5 , a steam generator, comprising a water tank body 1, wherein a steam heat exchange pipe 2 is arranged inside the water tank body 1;

[0029] A medium flow guide pipe 3 is provided on the side of the water tank body 1, a steam inlet pipe 4 is provided at the bottom of the water tank body 1, the steam inlet pipe 4 is connected to the steam heat exchange pipe 2, an auxiliary flow guide terminal 5 is provided on the top of the steam heat exchange pipe 2, a plurality of support tube sheets 6 are provided on the steam heat exchange pipe 2, a load-bearing elastic component 7 is provided between the support tube sheet 6 and the steam heat exchange pipe 2, and a steam outlet pipe 8 is provided on the top of the water tank body 1;

[0030] A heat-resistant guide plate 9 is provided inside the water tank body 1, and the position of the heat-resistant guide plate 9 corresponds to the auxiliary guide terminal 5, and a threaded partition plate 10 is provided inside the water tank body 1;

[0031] The beneficial effects to be expressed by this scheme are as follows: by arranging a steam heat exchange tube 2 in the water tank body 1, the medium in the water tank body 1 is heated by steam heat exchange, the steam heat exchange tube 2 cooperates with the auxiliary guide end 5 to play a role in steam dispersion and diversion, avoiding excessive heat concentration at the steam outlet end, the heat-resistant guide plate 9 assists in steam diversion, avoiding erosion of the tank body by steam outlet, and having good anti-deformation durability, the steam heat exchange tube 2 is provided with a support tube sheet 6 to play a supporting and positioning role, the support tube sheet 6 is provided with a load-bearing elastic component 7, which is not easy to damage the tube body due to temperature changes, and has good overall anti-pull-off performance, so that the device has good steam heat dispersion and diversion effect, can avoid deformation caused by high temperature concentration, and has excellent anti-expansion and anti-pull-off performance, and has high operating stability and safety.

[0032] Furthermore, a load-bearing corrosion-resistant pipe sleeve 11 is provided at the connection between the water tank body 1 and the steam inlet pipe 4, and the load-bearing corrosion-resistant pipe sleeve 11 is made of elastic corrosion-resistant rubber material;

[0033] By providing the load-bearing corrosion-resistant pipe sleeve 11 made of elastic corrosion-resistant rubber material, the steam inlet pipe 4 is not prone to swelling or falling off when steam is introduced, has good tolerance, and has strong overall anti-pulling performance.

[0034] Furthermore, a steam-water separation device 12 is provided inside the water tank body 1, and the bottom of the steam outlet pipe 8 extends to the inside of the water tank body 1 and is connected to the steam-water separation device 12;

[0035] By providing the steam-water separation device 12, when the residual steam is diverted, the steam-water separation device 12 can separate the medium in the tank from the water vapor, thereby increasing the practicability of the device.

[0036] Furthermore, the auxiliary guide end 5 is stepped and becomes shorter from left to right, and the heat-resistant guide plate 9 is inclined, and the position of the heat-resistant guide plate 9 matches that of the auxiliary guide end 5;

[0037] By arranging the auxiliary flow guide end 5 to be shorter from left to right in a step-like manner, the dispersion of the steam flow guide is increased, and the heat-resistant flow guide plate 9 is inclined to match the auxiliary flow guide end 5, so the overall performance is strong.

[0038] Furthermore, the threaded partition plate 10 divides the water tank body 1 into an upper chamber and a lower chamber, and the auxiliary guide end 5 and the heat-resistant guide plate 9 are both located inside the upper chamber;

[0039] The water tank body 1 is divided into an upper chamber and a lower chamber by setting a threaded partition plate 10, so that the medium in the water tank body 1 can be diverted from the upper chamber to the lower chamber and then discharged. The overall diversion is stable and the medium heat exchange effect is good.

[0040] Furthermore, an inlet pipe and an outlet pipe are respectively provided on the upper and lower sides of the steam heat exchange tube 2, and the inlet pipe and the outlet pipe are separated by a threaded partition plate 10;

[0041] By arranging the upper and lower sides of the steam heat exchange tube 2 with an inlet pipe and an outlet pipe respectively, the medium is introduced through the inlet pipe at the top of the medium guide pipe 3, circulated through the water tank body 1 for heat exchange, and then discharged through the outlet pipe of the medium guide pipe 3, so that the overall guide effect is better.

[0042] Furthermore, a pressure gauge 13 and a safety valve 14 are provided on the top of the water tank body 1, and a sewage pipe 15 is provided on the bottom of the water tank body 1;

[0043] By arranging the pressure gauge 13 and the safety valve 14, the pressure gauge 13 can display the pressure of the water tank body 1 in real time, the safety valve 14 plays a safety protection role to avoid safety hazards caused by excessive pressure in the tank body, and the sewage pipe 15 plays a sewage discharge role, which increases the practicality of the device.

[0044] Furthermore, the bearing elastic component 7 includes a mounting hole 71 and a bearing clamping block 72, the steam introduction pipe 4 is inserted into the mounting hole 71, the bearing clamping block 72 is engaged with the upper and lower sides of the mounting hole 71, and two adjacent bearing clamping blocks 72 are clamped on the steam introduction pipe 4;

[0045] By setting the load-bearing elastic component 7 including the mounting hole 71 and the load-bearing clamping block 72, the mounting hole 71 plays a load-bearing support role, the load-bearing clamping block 72 is slidably engaged with the mounting hole 71, and the load-bearing clamping block 72 can play a movable engaging role on the steam heat exchange tube 2. When the tube body expands due to overheating, the load-bearing clamping block 72 can be movably displaced, so that the tube body is not easily damaged due to temperature changes, and the overall anti-pull-off performance is good.

[0046] It should be noted that the various devices in this application are common devices in the market, and can be selected according to specific needs during specific use. The circuit connection relationship of each device belongs to a simple series and parallel connection circuit. There is no innovation in the circuit connection. Those skilled in the art can easily implement it. It belongs to the existing technology and will not be elaborated.

[0047] Working principle: by providing a medium guide pipe 3 on the side of the water tank body 1, the medium is introduced by the introduction pipe on the top of the medium guide pipe 3, circulated in the water tank body 1 for heat exchange, and then discharged by the outlet pipe of the medium guide pipe 3. A steam heat exchange pipe 2 is provided in the water tank body 1. When the medium circulates, it plays a role of steam heating. The steam introduction pipe 4 can introduce steam from the outside into the steam heat exchange pipe 2. The steam heat exchange pipe 2 cooperates with the auxiliary guide end 5 to play a role of steam dispersion and diversion, avoiding excessive heat concentration at the steam outlet end, and the heat dispersion effect is better. With the guidance of the heat-resistant guide plate 9, the erosion of the tank body by the steam outlet is avoided, and the anti-deformation durability is better. The steam outlet pipe 8 plays a role of steam surplus diversion;

[0048] A support tube sheet 6 is provided on the steam heat exchange tube 2 to play a supporting and positioning role. A load-bearing elastic component 7 is provided on the support tube sheet 6. The load-bearing elastic component 7 consists of a mounting hole 71 and a load-bearing clamping block 72. The mounting hole 71 plays a load-bearing and supporting role. The load-bearing clamping block 72 is slidably engaged with the mounting hole 71, and the load-bearing clamping block 72 can play a movable engaging role on the steam heat exchange tube 2. When the tube body expands due to overheating, the load-bearing clamping block 72 can be movably displaced, so that the tube body is not easily damaged due to temperature changes. The overall anti-pull-off performance is good, so that the steam heat dispersion and diversion effect of the device is good, and deformation caused by high temperature concentration can be avoided. The anti-expansion and anti-pull-off performance is excellent, and the operation stability and safety are high, which solves the problems that the existing steam generator is prone to deformation and leakage due to long-term high temperature concentration, the anti-pull-off performance is insufficient, and the safety and stability are not good enough.

[0049] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0050] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A steam generator, comprising a water tank body (1), characterized in that: A steam heat exchange pipe (2) is provided inside the water tank body (1); A medium flow guide pipe (3) is provided on the side of the water tank body (1), a steam inlet pipe (4) is provided at the bottom of the water tank body (1), the steam inlet pipe (4) is connected to the steam heat exchange pipe (2), an auxiliary flow guide terminal (5) is provided on the top of the steam heat exchange pipe (2), a plurality of support tube sheets (6) are provided on the steam heat exchange pipe (2), a load-bearing elastic component (7) is provided between the support tube sheet (6) and the steam heat exchange pipe (2), and a steam outlet pipe (8) is provided on the top of the water tank body (1); Wherein, a heat-resistant guide plate (9) is provided inside the water tank body (1), the heat-resistant guide plate (9) corresponds to the position of the auxiliary guide terminal (5), and a threaded partition plate (10) is provided inside the water tank body (1).

2. The steam generator according to claim 1, characterized in that: A load-bearing corrosion-resistant pipe sleeve (11) is provided at the connection between the water tank body (1) and the steam inlet pipe (4), and the load-bearing corrosion-resistant pipe sleeve (11) is made of elastic corrosion-resistant rubber material.

3. The steam generator according to claim 1, characterized in that: A steam-water separation device (12) is provided inside the water tank body (1), and the bottom of the steam outlet pipe (8) extends into the interior of the water tank body (1) and is connected to the steam-water separation device (12).

4. The steam generator according to claim 1, characterized in that: The auxiliary flow guide end (5) is in a stepped shape and becomes shorter from left to right, and the heat-resistant flow guide plate (9) is in an inclined shape. The positions of the heat-resistant flow guide plate (9) and the auxiliary flow guide end (5) are matched.

5. The steam generator according to claim 1, characterized in that: The threaded partition plate (10) divides the water tank body (1) into an upper chamber and a lower chamber, and the auxiliary guide end (5) and the heat-resistant guide plate (9) are both located inside the upper chamber.

6. The steam generator according to claim 1, characterized in that: An inlet pipe and an outlet pipe are respectively provided on the upper and lower sides of the steam heat exchange pipe (2), and the inlet pipe and the outlet pipe are separated by a threaded partition plate (10).

7. The steam generator according to claim 1, characterized in that: The top of the water tank body (1) is provided with a pressure gauge (13) and a safety valve (14), and the bottom of the water tank body (1) is provided with a sewage discharge pipe (15).

8. The steam generator according to claim 1, characterized in that: The load-bearing elastic component (7) comprises a mounting hole (71) and a load-bearing clamping block (72); the steam inlet pipe (4) is inserted into the mounting hole (71); the load-bearing clamping block (72) is engaged with the upper and lower sides of the mounting hole (71); and two adjacent load-bearing clamping blocks (72) are clamped on the steam inlet pipe (4).

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