Steam condensate drainage drain valve

Abstract

The invention discloses a drain valve for discharging steam condensation water. According to the technical scheme, the valve is characterized by comprising a first external connection pipe, one end of the first external connection pipe is connected with a main valve body, one end of the main valve body is fixedly communicated with a first internal connection pipe, one side of the first internal connection pipe is connected with a second internal connection pipe, and the end of the second internal connection pipe is fixedly communicated with a secondary valve body; one side of the secondary valve body is fixedly communicated with a second external connecting pipe, the top of the main valve body is connected with a first vertical pipe, the first vertical pipe is connected with a second vertical pipe through a first flange piece, the top of the secondary valve body is connected with a third vertical pipe, and the top of the third vertical pipe is connected with a fourth vertical pipe through a second flange piece; the steam condensation water discharging drain valve has multi-path output, multi-path outflow of steam can be conveniently controlled, water condensed by the steam can be purified, and follow-up recycling application is facilitated.

Description

Technical Field

[0001] The invention belongs to the technical field of water valve management, and in particular relates to a steam condensate discharge trap. Background Art

[0002] The steam condensate discharge trap is usually used to automatically discharge steam condensate and non-condensable gases such as air in heating equipment or steam pipes without leaking steam. Since the steam trap has the function of blocking steam and draining water, it can make the steam heating equipment evenly heated and make full use of the latent heat of steam to prevent water hammer in the steam pipe.

[0003] For example, a steam condensate atmospheric pressure discharger disclosed in the authorization announcement number CN102759009B is characterized by comprising an upper cover, a shell provided with a condensate inlet, a drainage shunt plate and a displacement temperature control plate arranged in sequence from top to bottom in the inner cavity of the shell, a water diversion channel communicating with the inner cavity of the shell is axially provided on the drainage shunt plate, a drainage circular hole communicating with the water diversion channel is provided on the displacement temperature control plate, the drainage circular hole is communicated with the steam condensate drainage pipe fixed on the bottom cover, the drainage shunt plate is provided with circular holes in the radial direction of the circumference, and the circular holes are connected to the displacement control valve. Beneficial effect: The steam condensate atmospheric pressure discharger can completely solve a series of steam energy waste problems caused by the current use of steam traps because they do not have the function of adjusting the drainage temperature.

[0004] Another example is the Chinese patent with the existing publication number CN113108232A, which discloses a Venturi phase change float integrated precision steam trap, including a main valve body, a steam condensate inlet communicated with the main valve body cavity, and a condensate output unit composed of a condensate condensation chamber and a steam condensate outlet at the bottom of the main valve body, a built-in filter sleeve is provided in the main valve body, and a filter screen is installed outside the built-in filter sleeve; it also includes a phase change float unit, the phase change float unit includes a float, a condensate drainage connector connected to the float, and a condensate discharge floating sleeve screwedly connected to the condensate drainage connector, and a monomer vapor-liquid phase change nozzle module is installed in the condensate discharge floating sleeve.

[0005] The above patent has some advantages, but also has some disadvantages, such as the inability to intelligently control the multi-channel outflow and application of steam, and the inability to process the water after the steam condenses. Summary of the invention

[0006] The object of the present invention is to provide a steam condensate discharge trap to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a steam condensate discharge trap, comprising a first external pipe, one end of the first external pipe is connected to a main valve body, one end of the main valve body is connected to and fixed with a first internal pipe, one side of the first internal pipe is connected to a second internal pipe, the end of the second internal pipe is connected to and fixed with a secondary valve body, one side of the secondary valve body is connected to and fixed with a second external pipe, the top of the main valve body is connected to a first vertical pipe, the first vertical pipe is connected to a second vertical pipe via a first flange, the top of the secondary valve body is connected to a third vertical pipe, and the third vertical pipe is connected to the A fourth vertical pipe is connected to the top through a second flange, a first gas cylinder is connected and fixed to the top of the second vertical pipe, a second gas cylinder is connected and fixed to the top of the fourth vertical pipe, a first steam pipe is connected and fixed to the first gas cylinder, a second steam pipe is connected and fixed to the second gas cylinder, a steam hose is connected and fixed between the first gas cylinder and the second gas cylinder, a ball valve is installed at the first internal pipe, a slag dust treatment structure is provided at the second internal pipe, a first control valve is installed at the second vertical pipe, a second control valve is installed at the fourth vertical pipe, and a third control valve is installed on the steam hose.

[0008] By adopting the above technical scheme, the steam condensate discharge trap has multi-way output, which can conveniently control the multi-way outflow of steam, and can purify the water condensed by the steam, so as to facilitate the subsequent recycling and application; when the steam condensate discharge trap is applied, steam can flow in from the first external pipe, and be divided into two ways through the main valve body, one way flows into the first vertical pipe and the second vertical pipe into the first gas cylinder, and then flows out from the first steam pipe on the first gas cylinder; and the steam in the first gas cylinder can flow into the second gas cylinder through the steam hose, and then flow out from the second steam pipe, so as to realize two-way steam; and the steam input from the first external pipe can also flow into the second gas cylinder through the first internal pipe, the second internal pipe, the third vertical pipe and the fourth vertical pipe, so as to realize gas path control.

[0009] Preferably, a threaded pipe head is fixedly connected to the second inner pipe, a return hose interconnected with the second vertical pipe is connected to the threaded pipe head, and a fourth control valve is installed on the return hose.

[0010] By adopting the above technical solution, the condensed water in the first gas cylinder can be input into the slag dust treatment structure for treatment by using the reflux hose connected at the threaded pipe head.

[0011] Preferably, the slag dust processing structure includes an end plate, a first filter cartridge, and a magnetic adsorption assembly, the end plate is fixed on the second inner tube, the first filter cartridge is threadedly connected to the end of the second inner tube, and the magnetic adsorption assembly is arranged at the end of the first filter cartridge.

[0012] By adopting the above technical solution, the end plate and the first filter cartridge can be used to filter dust residues, and the magnetic adsorption component can absorb fine magnetic substances.

[0013] Preferably, a second filter cartridge is installed in the first filter cartridge, and a mesh cloth is fixed to the end of the second filter cartridge.

[0014] By adopting the above technical solution, the dust filtering effect can be improved by using the second filter cartridge and the mesh cloth.

[0015] Preferably, the magnetic adsorption assembly comprises a support tube and a plurality of magnetic adsorption rods, and the plurality of magnetic adsorption rods are respectively installed and fixed in the support tube.

[0016] By adopting the above technical solution, the magnetic substances in the liquid can be adsorbed and recovered by using the support tube and the magnetic adsorption rod.

[0017] Preferably, an auxiliary discharge port is provided on the second external pipe, and a sealing cap is threadedly connected to the auxiliary discharge port.

[0018] By adopting the above technical solution, the auxiliary discharge port can be used for convenient maintenance, and some accumulated particles can be processed by opening the cover at the auxiliary discharge port.

[0019] Preferably, the ends of the first external tube and the second external tube are respectively fixed with connecting plates, and the connecting plates are provided with a plurality of threaded holes.

[0020] By adopting the above technical solution, the external installation of the steam trap can be facilitated by utilizing the connection plates at the ends of the first external pipe and the second external pipe.

[0021] Preferably, the end of the support cylinder is clamped with the first filter cylinder, and a support spring is provided outside the support cylinder.

[0022] By adopting the above technical solution, the support cylinder and the first filter cylinder can be easily disassembled and installed by clamping them together, and the support spring can improve the fixing tightness.

[0023] Compared with the prior art, the present invention has the following beneficial effects: The steam condensate discharge trap has multiple outputs, which can conveniently control the multiple outflows of steam, and can purify the water condensed by the steam, so as to facilitate subsequent recycling and application; when the steam condensate discharge trap is applied, steam can flow in from the first external pipe, and be divided into two ways through the main valve body, one way flows into the first vertical pipe and the second vertical pipe into the first gas cylinder, and then flows out from the first steam pipe on the first gas cylinder; and the steam in the first gas cylinder can flow into the second gas cylinder through the steam hose, and then flow out from the second steam pipe, so as to realize two-way steam; and the steam input from the first external pipe can also flow into the second gas cylinder through the first internal pipe, the second internal pipe, the third vertical pipe and the fourth vertical pipe, so as to realize gas path control. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is one of the system structure schematic diagrams of the present invention; Figure 2 This is the second schematic diagram of the system structure of the present invention; Figure 3 It is a cross-sectional view of the system structure of the present invention; Figure 4 for Figure 3 A in the enlarged view; Figure 5 This is the third schematic diagram of the system structure of the present invention.

[0025] Among them: 1. first external pipe; 2. main valve body; 3. first internal pipe; 4. second internal pipe; 5. secondary valve body; 6. second external pipe; 7. first vertical pipe; 8. second vertical pipe; 9. third vertical pipe; 10. fourth vertical pipe; 11. first gas cylinder; 12. second gas cylinder; 13. first steam pipe; 14. second steam pipe; 15. steam hose; 16. ball valve; 17. first control valve; 18. second control valve; 19. third control valve; 20. threaded pipe head; 21. return hose; 22. fourth control valve; 23. end plate; 24. first filter cartridge; 25. second filter cartridge; 26. magnetic adsorption rod; 27. support cylinder; 28. auxiliary drain port; 29. ​​cover; 30. support spring. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0027] See also Figure 1-Figure 5 The present invention provides a technical solution: a steam condensate discharge trap, comprising a first external pipe 1, one end of the first external pipe 1 is connected to a main valve body 2, one end of the main valve body 2 is connected and fixed with a first internal pipe 3, one side of the first internal pipe 3 is connected to a second internal pipe 4, the end of the second internal pipe 4 is connected and fixed with a secondary valve body 5, one side of the secondary valve body 5 is connected and fixed with a second external pipe 6, the valve body channel between the main valve body 2 and the secondary valve body 5 is a transverse channel, when the upper channels of the main valve body 2 and the secondary valve body 5 are cut off, steam can flow out from the first external pipe 1, the main valve body 2, the first internal pipe 3, the second internal pipe 4, the secondary valve body 5, and the second external pipe 6 to form a transverse steam flow channel.

[0028] See also Figure 1-Figure 5In order to form a vertical steam flow channel, a first vertical pipe 7 is connected to the top of the main valve body 2, and the first vertical pipe 7 is connected to the second vertical pipe 8 through a first flange, a third vertical pipe 9 is connected to the top of the secondary valve body 5, and the top of the third vertical pipe 9 is connected to the fourth vertical pipe 10 through a second flange, a first gas cylinder 11 is connected and fixed to the top of the second vertical pipe 8, a second gas cylinder 12 is connected and fixed to the top of the fourth vertical pipe 10, a first steam pipe 13 is connected and fixed to the first gas cylinder 11, and a second steam pipe 14 is connected and fixed to the second gas cylinder 12; when the first vertical pipe 7 and the second vertical pipe 8 form a passage, a steam flow channel can be formed through the top of the first gas cylinder 11; when the third vertical pipe 9 and the fourth vertical pipe 10 form a passage, a steam flow channel can be formed through the second steam pipe 14 at the top of the second gas cylinder 12.

[0029] refer to Figures 1 to 5 In order to realize the recovery and recycling of steam, a steam hose 15 is connected and fixed between the first gas cylinder 11 and the second gas cylinder 12, a ball valve 16 is installed at the first internal pipe 3, and a slag dust treatment structure is provided at the second internal pipe 4. In order to realize control, a first control valve 17 is installed at the second vertical pipe 8, a second control valve 18 is installed at the fourth vertical pipe 10, and a third control valve 19 is installed on the steam hose 15; when no steam flow channel is formed at the first gas cylinder 11, water droplets can flow out through the steam hose 15 and be recovered.

[0030] See also Figure 1-Figure 5 In summary, the steam condensate discharge trap has multi-way outputs, can conveniently control the multi-way outflow of steam, and can purify the water condensed by the steam, which is convenient for subsequent recycling and application; when the steam condensate discharge trap is applied, steam can flow in from the first external pipe 1, and be divided into two ways through the main valve body 2, one way flows into the first vertical pipe 7 and the second vertical pipe 8 into the first gas cylinder 11, and then flows out from the first steam pipe 13 on the first gas cylinder 11; and the steam in the first gas cylinder 11 can flow into the second gas cylinder 12 through the steam hose 15, and then flow out from the second steam pipe 14, realizing two-way steam; and the steam input from the first external pipe 1 can also flow into the second gas cylinder 12 through the first internal pipe 3, the second internal pipe 4, the third vertical pipe 9 and the fourth vertical pipe 10, realizing gas path control.

[0031] See also Figure 1-Figure 5In order to facilitate the reflux, the steam trap is fixedly connected with a threaded pipe head 20 on the second internal pipe 4, and a reflux hose 21 interconnected with the second vertical pipe 8 is connected to the threaded pipe head 20, and a fourth control valve 22 is installed on the reflux hose 21. The reflux hose 21 connected at the threaded pipe head 20 can be used to input the condensed water in the first air cylinder 11 into the slag dust treatment structure for treatment. In order to ensure that the refluxed water vapor is free of slag dust after condensation, the slag dust treatment structure includes an end plate 23, a first filter cartridge 24, and a magnetic adsorption component. The end plate 23 is fixed on the second internal pipe 4, the first filter cartridge 24 is threadedly connected to the end of the second internal pipe 4, and the magnetic adsorption component is arranged at the end of the first filter cartridge 24. The end plate 23 and the first filter cartridge 24 can be used to filter dust residues, and the magnetic adsorption component can absorb fine magnetic substances.

[0032] See also Figure 1-Figure 5 In order to improve the dust filtering effect, a second filter cartridge 25 is installed in the first filter cartridge 24, and a mesh is fixed at the end of the second filter cartridge 25. The second filter cartridge 25 and the mesh can improve the dust filtering effect. The magnetic adsorption component includes a support cylinder 27 and a plurality of magnetic adsorption rods 26, and the plurality of magnetic adsorption rods 26 are respectively installed and fixed in the support cylinder 27. The support cylinder 27 and the magnetic adsorption rods 26 can be used to adsorb and recover magnetic substances in the liquid.

[0033] See also Figure 1-Figure 5 In order to better clear the internal dirt during maintenance, an auxiliary discharge port is provided on the second external pipe 6, and a cover 29 is threadedly connected to the auxiliary discharge port. The auxiliary discharge port can be used to facilitate maintenance, and some accumulated particles can be processed by opening the cover 29 at the auxiliary discharge port. The ends of the first external pipe 1 and the second external pipe 6 are respectively fixed with connecting plates, and a number of threaded holes are provided on the connecting plates. The connecting plates at the ends of the first external pipe 1 and the second external pipe 6 can facilitate the external installation of the steam trap; the end of the support tube 27 is clamped with the first filter cartridge 24, and a support spring 30 is arranged on the outside of the support tube 27. By clamping the support tube 27 with the first filter cartridge 24, it can be convenient for disassembly and installation, and the support spring 30 can improve the fixing tightness.

[0034] 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 condensate discharge trap, comprising a first external pipe (1), characterized in that: One end of the first external pipe (1) is connected to a main valve body (2), one end of the main valve body (2) is connected to and fixed with a first internal pipe (3), one side of the first internal pipe (3) is connected to a second internal pipe (4), an end of the second internal pipe (4) is connected to and fixed with a secondary valve body (5), one side of the secondary valve body (5) is connected to and fixed with a second external pipe (6), the top of the main valve body (2) is connected to a first vertical pipe (7), the first vertical pipe (7) is connected to a second vertical pipe (8) via a first flange, the top of the secondary valve body (5) is connected to a third vertical pipe (9), the top of the third vertical pipe (9) is connected to a fourth vertical pipe (10) via a second flange, the top of the second vertical pipe (8) is connected to A first gas cylinder (11) is fixed thereto, a second gas cylinder (12) is connected and fixed to the top of the fourth vertical pipe (10), a first steam pipe (13) is connected and fixed to the first gas cylinder (11), a second steam pipe (14) is connected and fixed to the second gas cylinder (12), a steam hose (15) is connected and fixed between the first gas cylinder (11) and the second gas cylinder (12), a ball valve (16) is installed at the first internal pipe (3), a slag dust treatment structure is provided at the second internal pipe (4), a first control valve (17) is installed at the second vertical pipe (8), a second control valve (18) is installed at the fourth vertical pipe (10), and a third control valve (19) is installed on the steam hose (15).

2. A steam condensate discharge trap according to claim 1, characterized in that: A threaded pipe head (20) is fixedly connected to the second internal pipe (4), and a return hose (21) which is in communication with the second vertical pipe (8) is connected to the threaded pipe head (20), and a fourth control valve (22) is installed on the return hose (21).

3. The steam condensate discharge trap according to claim 1, characterized in that: The slag dust processing structure comprises an end plate (23), a first filter cartridge (24), and a magnetic adsorption component; the end plate (23) is fixed on the second internal pipe (4); the first filter cartridge (24) is threadedly connected to the end of the second internal pipe (4); and the magnetic adsorption component is arranged at the end of the first filter cartridge (24).

4. A steam condensate discharge trap according to claim 3, characterized in that: A second filter cartridge (25) is installed in the first filter cartridge (24), and a mesh cloth is fixed to the end of the second filter cartridge (25).

5. The steam condensate discharge trap according to claim 3, characterized in that: The magnetic adsorption assembly comprises a support tube (27) and a plurality of magnetic adsorption rods (26), and the plurality of magnetic adsorption rods (26) are respectively installed and fixed in the support tube (27).

6. The steam condensate discharge trap according to claim 1, characterized in that: The second external pipe (6) is provided with an auxiliary discharge port, and a sealing cover (29) is threadedly connected to the auxiliary discharge port.

7. The steam condensate discharge trap according to claim 1, characterized in that: The ends of the first external pipe (1) and the second external pipe (6) are respectively fixed with connection plates, and the connection plates are provided with a plurality of threaded holes.

8. The steam condensate discharge trap according to claim 5, characterized in that: The end of the support cylinder (27) is clamped with the first filter cylinder (24), and a support spring (30) is arranged outside the support cylinder (27).

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