TWI553283B - Self-regulating flow steam water heater - Google Patents

Description

Self-adjusting flow steam water dispenser

The present invention relates to a self-adjusting flow steam dewatering device, and more particularly to a vapor dehydrating device for discharging condensed water generated in a vapor system.

In steam systems such as steam lines, steam containers, steam heaters, etc., high-temperature and high-pressure steam causes a decrease in temperature due to heat exchange, and at the same time, condensed water is generated. In order to prevent the condensed water from accumulating in the vapor system and affecting the heating effect, a set of steam water heaters are generally used to connect the heaters of the steam system to assist in eliminating the generated condensed water and maintaining the vapor system. Heating effect.

The prior art steam water purifier, as shown in the new patent case of Taiwan Certificate No. M419087 "self-adjusting flow steam water purifier", is separated from the upper chamber by a partition in a hollow body. a chamber, and a drainage channel connected to the lower chamber, the tray is provided with at least one floating bucket device, and each floating bucket device comprises a floating bucket setting seat, and each floating bucket setting seat is provided The anti-reverse component is corresponding to a floating ball, and the anti-reverse component is located corresponding to the lower chamber of the body, the floating ball is correspondingly disposed on the upper chamber of the body, and a water flow adjusting tube is disposed at the bottom end of the floating ball, and the water flow is adjusted The tube extends through the partition into the lower chamber, and the wall of the water flow adjusting tube is provided with at least one longitudinally extending flow guiding hole, and the diameter of the guiding hole is uniform in upper and lower diameter. Condensed water flowing into the hollow body will first accumulate in the upper chamber of the body, along with the water When the position is raised and the float is raised, until the flow guiding hole of the water flow regulating tube provided at the bottom end of the floating ball moves to the upper chamber of the body, the condensed water can flow through the guiding hole and push open The anti-reverse assembly is further discharged into the lower chamber of the body for discharge.

However, the above-mentioned prior art steam water purifier has a problem in that, since each floating bucket device represents only one unit of displacement, a plurality of sets of floating bucket devices can be provided in a large-diameter steam water heater to increase the displacement and improve the drainage effect. However, the anti-reverse assembly of each floating bucket device needs to be composed of a plurality of components. Therefore, the steam and water heater provided with the plurality of floating bucket devices not only has complicated assembly procedures, but also has a high chance of failure in use in the future. Therefore, the prior art steam water heater still needs further improvement.

In view of the problems of the prior art described above, it is an object of the present invention to provide a self-regulating flow steam trap that is structurally simplified to facilitate assembly and reduce the chance of failure.

In order to achieve the above object, the technical means utilized by the present invention is such that a self-adjusting flow steam trap comprises: a hollow body, the interior of which is divided into an upper chamber and a lower chamber by a laterally disposed laminate. The main body has a ring side wall, a top portion and a bottom portion. The body body is provided with a water inlet flow channel and a drainage flow channel. The water inlet flow channel extends through the body to have an outer inlet connected to the outside of the body and a communication port connecting the upper chamber. An inner inlet having a lateral outlet communicating with the exterior of the body and an inner outlet communicating with the lower chamber; a pontoon device disposed in the upper chamber of the body, the pontoon device including a net cover, a float and a water flow regulating tube, the net cover is fixed and fixed The mesh cover has a ring wall, and a plurality of mesh holes are formed in the ring wall of the mesh cover, and two ends of the ring wall of the mesh cover respectively form a top surface and a lower opening, and the mesh cover The opening corresponds to the layer plate, and the pontoon is disposed in the net cover so as to be movable up and down, the water flow regulating tube is fixed at the bottom end of the pontoon, and is movably penetrated through the layer plate to protrude to the body a lower chamber, an upper end of the water flow regulating tube is fixed to the bottom end of the buoy, and a lower end of the water flow regulating tube is an open end, and at least one longitudinally extending diversion is formed in the tube wall of the water flow regulating tube a hole having a diameter from a lower end of the flow guiding hole toward an upper end of the flow guiding hole; a non-return device installed at an inner outlet of the drainage flow path and selectively The inner outlet is closed. In a normal state, the non-return device normally closes the inner outlet. When the pressure in the lower chamber of the body is greater than the pressure outside the body, the non-return device is actuated by pressure. The inner outlet is opened to allow the lower chamber of the body to be external to the body Pass.

The pontoon device may further include a gas seal elimination ring disposed on the laminate and surrounding the water flow regulation tube, and the gas seal elimination ring is located below the pontoon.

The baffle may further be provided with a baffle disposed on an inner wall surface of the upper chamber of the body, the baffle corresponding to the inner inlet of the body and spaced apart from the inner inlet.

The upper chamber of the main body may further be provided with a buffer stencil. The buffer stencil is provided with a plurality of perforations, and the buffer stencil covers the mesh cover and is located between the inner inlet and the net cover.

The top of the body may further be provided with a vacuum elimination port, and a vacuum elimination device is disposed at the vacuum elimination port. Under normal conditions, The vacuum elimination device normally closes the vacuum elimination port. When the pressure in the chamber above the body is less than the pressure outside the body, the vacuum elimination device is actuated by pressure to open the vacuum elimination port, so that the body is The upper chamber is in communication with the exterior of the body.

The top of the body may further be provided with a pressure balance port, and the pressure balance port is provided with a pressure balance device. In a normal state, the pressure balance device normally closes the pressure balance port, and when the body is above the body When the pressure is greater than the external pressure of the body, the pressure balance device is actuated by the pressure to open the pressure balance port, so that the upper chamber of the body communicates with the outside of the body.

The water inlet passage of the body may be longitudinally disposed at the top of the body.

The non-return device may include a limiting member, a valve plug and an elastic member, the limiting member is fixed in the drainage channel, and the valve plug is disposed between the limiting member and the inner outlet of the drainage channel The two ends of the elastic member respectively abut against the limiting member and the valve plug, thereby pushing the valve plug, so that the valve plug normally closes the inner outlet of the drainage channel.

The inner outlet of the drainage channel may be directed downward toward the bottom of the body. The non-return device may include a limiting member and a spherical valve plug, and the limiting member is fixed in the drainage channel of the body, the spherical valve plug The utility model is disposed in the drainage flow channel and located between the inner outlet of the drainage flow channel and the limiting member. In a general state, the spherical valve plug is moved downward by gravity and closes the inner outlet of the drainage flow channel.

The drainage channel may be longitudinally disposed at a bottom of the body, and the non-return device may include a flow guiding seat and at least one spherical valve plug, the guiding cover The cover is fixed around the inner outlet of the drainage channel, and has a top surface and at least one downwardly directed flow opening. The top surface of the flow guiding seat is spaced above the inner outlet of the body, and each of the air outlets Connecting an accommodating space in the flow guiding seat, the outer diameter of the spherical valve plug is larger than the distance between the top surface of the flow guiding seat and the inner side outlet of the body, and the spherical valve plug is respectively disposed in the guiding seat In the accommodating space, in a general state, the spherical valve plug is respectively closed by the gravity to close the diversion port of the diversion seat, so that a condensed water outlet pipe connected to the drainage channel can avoid a water hammer due to internal The phenomenon is damaged.

By providing the above-mentioned design of the non-return device at the inner outlet of the drainage channel of the body, the self-regulating flow steam trap can be controlled to accumulate condensation in the body as long as a non-return device is installed. The purpose of water discharge or not, the self-adjusting flow steam water purifier of the invention has the advantages of simple structure, convenient assembly, low failure rate, and the like.

10, 10A, 10B, 10C, 10D, 10E‧‧‧ ontology

101, 101A, 101B, 101C‧‧‧ 上上室

102, 102B, 102C‧‧‧ Lower room

11‧‧‧Layer

12, 12A, 12C, 12D, 12E‧‧‧ Inlet runner

121, 121A‧‧‧ outside entrance

122, 122A‧‧‧ inside entrance

13, 13A, 13B, 13C, 13D, 13E‧‧‧ drainage channels

131, 131A, 131B, 131C‧‧‧ outside exit

132, 132A, 132B, 132C‧‧‧ inside exit

133C‧‧‧neck

14‧‧‧vacuum elimination

15‧‧‧Pressure balance

16‧‧‧Baffle

17A‧‧‧ buffer stencil

171A‧‧‧Perforation

20‧‧‧Float device

21, 21A‧‧‧ net cover

211‧‧‧

212‧‧‧ mesh

22, 22A‧‧ ‧ pontoons

23‧‧‧Water flow regulation tube

231‧‧‧Inlet

24‧‧‧ gas seal elimination ring

30, 30A, 30B, 30C, 30D, 30E‧‧‧ non-return devices

31, 31A‧‧‧ Valve plug

32, 32A‧‧‧ elastic parts

33A, 33B‧‧‧ Limits

34B, 34C, 34E‧‧‧ spherical valve plug

35E‧‧ ‧ diversion seat

351E‧‧‧ top surface

352E‧‧‧Inlet

40‧‧‧vacuum elimination device

41‧‧‧ valve seat

411‧‧‧Intake passage

42‧‧‧ Valve plug

43‧‧‧Flexible parts

50‧‧‧ Pressure Balancer

51‧‧‧ valve seat

52‧‧‧Ball valve plug

60‧‧‧ Shell and tube heat exchanger

601‧‧‧Condensate drain

61‧‧‧Condensate inlet pipe

62‧‧‧Condensate outlet pipe

63‧‧‧pressure balance tube

64‧‧‧Vapor inlet pipe

1 is a perspective view of a first preferred embodiment of the present invention.

Figure 2 is a cross-sectional view of a side view portion of the first preferred embodiment of the present invention.

Figure 3 is an exploded perspective view of a portion of the components of the first preferred embodiment of the present invention.

Figure 4 is a cross-sectional view showing a side view portion of a second preferred embodiment of the present invention.

Figure 5 is a cross-sectional view showing a side view portion of a third preferred embodiment of the present invention.

Figure 6 is a cross-sectional view showing the side view component of the third preferred embodiment of the present invention.

Figure 7 is a cross-sectional view showing a side view portion of a fourth preferred embodiment of the present invention.

Figure 8 is a tube of a steam system according to a fourth preferred embodiment of the present invention; Road map.

Figure 9 is a cross-sectional view showing a side view portion of a fifth preferred embodiment of the present invention.

Figure 10 is a cross-sectional view showing a side view portion of a sixth preferred embodiment of the present invention.

The technical means adopted by the present invention for achieving the intended purpose of the invention are further described below in conjunction with the drawings and preferred embodiments of the invention.

1 to 3 show a first preferred embodiment of the self-adjusting flow steam trap of the present invention. As shown in FIG. 1 and FIG. 2, the self-regulating flow steam trap includes a hollow body 10 and a The pontoon device 20, a non-return device 30, a vacuum eliminating device 40 and a pressure balancing device 50.

The interior of the hollow body 10 is divided into an upper chamber 101 and a lower chamber 102 by a laterally disposed layer 11. The body 10 has a ring side wall, a top portion and a bottom portion. Further, the body 10 is provided with a water inlet flow. The track 12, a drain flow path 13, a vacuum elimination port 14, a pressure balance port 15 and a baffle 16.

The upper chamber 101 is located between the top of the body 10 and the laminate 11. The lower chamber 102 is located between the bottom of the body 10 and the laminate 11. The inlet passage 12 extends through the body 10 and has an outer inlet 121 that communicates with the exterior of the body 10 and an inner inlet 122 that communicates with the upper chamber 101. The drain channel 13 extends through the body 10 and has an outer outlet 131 that communicates with the exterior of the body 10 and an inboard outlet 132 that communicates with the lower chamber 102. Preferably, the inlet passage 12 and the drain passage 13 are respectively located at opposite positions on the body 10, and the inner inlet 122 of the inlet passage 12 is located near the top of the body 10.

The vacuum elimination port 14 is disposed at the top of the body 10 at a distance from the pressure balance port 15. The baffle 16 is disposed on an inner wall surface of the upper chamber 110 of the body 10. The baffle 16 corresponds to the inner inlet 122 of the body 10 and is spaced apart from the inner inlet 122.

Referring to FIG. 3, the pontoon device 20 is disposed in the upper chamber 101 of the body 10. The pontoon device 20 includes a mesh cover 21, a pontoon 22, a water flow regulating tube 23 and a gas seal eliminating ring 24.

The mesh cover 21 is covered and fixed on the layer plate 11. The mesh cover 21 has a ring wall 211. The ring wall 211 of the mesh cover 21 is provided with a plurality of mesh holes 212, and the ring wall of the mesh cover 21 A top surface and a lower opening are respectively formed at two ends of the 211. The top of the mesh cover 21 faces the top of the body 10. The lower opening of the mesh cover 21 corresponds to the laminate 11.

The pontoon 22 is disposed in the mesh cover 21 so as to be movable up and down. Preferably, the width of the pontoon 22 is only slightly smaller than the inner diameter of the mesh cover 21, thereby designing the pontoon 22 to smoothly follow The mesh cover 21 is moved up and down while avoiding damage to the pontoon 22 due to excessive shaking when moving inside the mesh cover 21.

The water flow regulating tube 23 is fixed to the bottom end of the pontoon 22 and movably penetrates the layer 11 to protrude into the lower chamber 102 of the body 10. The upper end of one of the water flow regulating tubes 23 is fixed to the At the bottom end of the pontoon 22, the lower end of the water flow regulating tube 23 is an open end, and at least one flow guiding hole 231 is formed in the wall of the water flow regulating tube 23, and each of the guiding holes 231 is a long hole extending longitudinally. The diameter of the guide hole 231 is tapered from the lower end of the flow guiding hole 231 toward the upper end of the flow guiding hole 231.

The gas seal elimination ring 24 is disposed on the laminate 11 and surrounds the Around the water flow regulating tube 23, as the aforementioned pontoon 22 moves downward toward the laminate 11, it moves to overlap and abut against the gas seal eliminating ring 24. In a specific embodiment of the invention, the gas seal elimination ring 24 is bent into a plum blossom shape.

The non-return device 30 is mounted at the inner outlet 132 of the drain passage 13 and selectively closes the inner outlet 132. The non-return device 30 normally closes the inner outlet 132 in a normal state. When the pressure in the chamber 102 below the body 10 is greater than the pressure outside the body 10, the non-return device 30 is actuated by pressure to open the inner outlet 132, so that the chamber 10 and the body 10 are below the body 10. The external phase is connected.

The vacuum elimination device 40 is disposed at the vacuum elimination port 14 of the body 10 and selectively closes the vacuum elimination port 14, wherein the vacuum elimination device 40 normally closes the vacuum elimination port in a normal state. 14; when the pressure in the chamber 101 above the body 10 is less than the pressure outside the body 10, the vacuum eliminating device 40 is actuated by pressure to open the vacuum eliminating port 14, so that the chamber 101 above the body 10 The exterior of the body 10 is in communication to avoid a vacuum in the chamber 101 above the body 10.

Specifically, the vacuum elimination device 40 includes a valve seat 41, a valve plug 42 and an elastic member 43. The valve seat 41 of the vacuum elimination device 40 is fixed in the vacuum elimination port 14 of the body 10, and the An intake passage 411 is defined in the valve seat 41 of the vacuum elimination device 40. The intake passage 411 has an inner end that communicates with the upper chamber 101 of the body 10, an outer end that communicates with the exterior of the body 10, and is located at the intake. a neck portion between the inner end and the outer end of the passage 411. The valve plug 42 and the elastic member 43 of the vacuum eliminating device 40 are disposed between the inner end and the neck portion of the air inlet passage 411, in a normal state. The elastic member 43 of the vacuum eliminating device 40 pushes the vacuum eliminating device 40 The valve plug 42 causes the valve plug 42 of the vacuum eliminating device 40 to close the flow passage of the intake passage 411 at the neck portion. When the pressure in the chamber 101 above the body 10 is less than the pressure outside the body 10, the high pressure gas outside the body 10 pushes the valve plug 42 of the vacuum eliminating device 40 and compresses the elastic member 43 of the vacuum eliminating device 40, so that The intake passage 411 is opened to allow the chamber 101 above the body 10 to communicate with the outside of the body 10, thereby eliminating the vacuum state in the chamber 101 above the body 10.

The pressure balance device 50 is disposed at the pressure balance port 15 of the body 10 and selectively closes the pressure balance port 15, wherein the pressure balance device 50 normally closes the pressure balance port in a normal state. 15; when the pressure in the chamber 101 above the body 10 is greater than the external pressure of the body 10, the pressure balance device 50 is actuated by pressure to open the pressure balance port 15, so that the chamber 101 and the body above the body 10 10 The external phase is connected and is in a state of pressure balance.

Specifically, the pressure balance device 50 includes a valve seat 51 and a ball valve plug 52. The valve seat 51 of the pressure balance device 50 is fixed in the pressure balance port 15 of the body 10, and the pressure balance device 50 An exhaust passage 511 is defined in the valve seat 51. The exhaust passage 511 has an inner end that communicates with the upper chamber 101 of the body 10, an outer end that communicates with the exterior of the body 10, and is located adjacent to the exhaust passage 511. a spherical neck plug 52 of the pressure balance device 50 is disposed between the outer end of the exhaust passage 511 and the neck portion. In a normal state, the ball valve plug 52 of the pressure balance device 50 is subjected to Gravity moves downward and closes the flow path at the neck of the exhaust passage 511.

The above self-adjusting flow steam dehydrator of the present invention is in use When the outer side inlet 121 of the main body 10 is connected to the condensed water discharge port of the steam system via a pipeline, the condensed water generated in the steam system can flow in through the water inlet passage 12 of the main body 10 and be accumulated in the present invention. The steam trap is then discharged from the drain channel 13 of the body 10; and the pressure equalization device 50 disposed at the pressure equalization port 15 of the body 10 communicates with the interior of the vapor system via a conduit. When the pressure in the upper chamber 101 is greater than the vapor system, the pressure balance device 50 is actuated by the pressure to open the pressure balance port 15, so that the chamber 101 above the body 10 communicates with the interior of the vapor system and is under pressure. The state of equilibrium avoids the occurrence of air resistance between the tubes of the steam water heater and the vapor system. Specifically, the high-pressure gas system in the upper chamber 101 pushes the spherical valve plug 52 of the pressure balance device 50 away from the neck portion of the exhaust passage 511, so that the chamber 101 and the interior of the vapor system are above the body 10. Connected to form a state of pressure balance. Moreover, due to the adhesion between the liquid and the solid, the gas seal elimination ring 24 can prevent the bottom surface of the float 22 from directly adhering to the laminate 11, preventing the adhesion between the float 22 and the condensed water due to adhesion. The gas seal phenomenon prevents the pontoon 22 from being able to rise with the problem that the condensed water level rises.

In the first preferred embodiment of the present invention, the inlet passage 12 and the drain passage 13 are formed at opposite positions on the ring side wall of the body 10, and the inlet passage 121 of the inlet passage 12 is The inner inlets 122 are all located near the top of the body 10 such that the inlet channels 12 form a transverse flow path. The outer side outlet 131 of the drain flow path 13 is located near the top of the body 10, and the inner side outlet 132 communicates with the lower chamber 102 at the bottom of the body 10, so that the drain flow path 13 forms a longitudinal flow path.

The check device 30 includes a valve plug 31 and an elastic member 32. The valve plug 31 of the non-return device 30 is disposed at the inner outlet 132 of the body 10. The opposite ends of the elastic member 32 respectively abut against the valve plug 31 of the body 10 and the non-return device 30, thereby pushing the top The valve plug 31 causes the valve plug 31 to normally close the inner outlet 132 of the body 10.

Referring to FIG. 4, a second preferred embodiment of the present invention, wherein the outer side outlet 121A of the inlet passage 12A is located near the bottom of the body 10A, and the inner outlet 122A is located near the top of the body 10. At the position, the water inlet passage 12A is formed into a longitudinal flow passage, and the outer side outlet 131A and the inner side outlet 132A of the drainage flow passage 13A are located at a position close to the bottom of the body 10A, so that the drainage flow passage 13A forms a lateral flow. Road.

Further, a buffer stencil 17A is further disposed in the upper chamber 101A of the main body 10A. The buffer stencil 17A is provided with a plurality of through holes 171A. The buffer stencil 17A covers the mesh cover 21A and is located at the upper portion. Between the inner inlet 122A and the mesh cover 21A, the buffer mesh plate 17A can buffer the high-temperature condensed water flowing from the inner inlet 122A of the body 10, and the high-temperature condensed water is directly prevented from directly damaging the mesh cover 21A provided in the body 10. Components such as the pontoon 22A.

The non-return device 30A includes a limiting member 33A, a valve plug 31A and an elastic member 32A. The limiting member 33A is fixed in the drainage channel 13A. The valve plug 31A is disposed on the limiting member 33A. Between the inner side outlets 132A of the drainage channel 13A, the two ends of the elastic member 32A respectively abut against the limiting member 33A and the valve plug 31A, thereby pushing the valve plug 31A, so that the valve plug 31A normally closes the valve plug 31A. The inner outlet 132A of the drain flow passage 13A.

Referring to FIG. 5 and FIG. 6 again, it is the third of the present invention. In a preferred embodiment, the outer side outlet 131B and the inner side outlet 132B of the drainage channel 13B are located near the bottom of the body 10B, so that the drainage channel 13B forms a lateral flow path, and the drainage channel 13B The inner outlet 132B faces downward toward the bottom of the body 10B.

The non-return device 30B includes a limiting member 33B and a ball valve plug 34B. The limiting member 33B is fixed in the drainage channel 13B of the body 10B. The ball valve plug 34B is disposed in the drainage channel 13B. The ball valve plug 34B is moved downward by gravity and closes the inner outlet 132B of the drain channel 13B, and is normally located between the inner outlet 132B of the drain channel 13B and the limiting member 33B. The limiting member 33B is used to limit the movable range of the spherical valve plug 34B, and the ball valve plug 31B is prevented from falling out of the body 10B from the outer outlet 131B. In a specific embodiment of the present invention, the limiting member 33B is a rod body disposed along the radial direction of the drainage channel 13B and traversing the drainage channel 13B to prevent the ball valve plug 34B from exiting to the outside. 131B moves.

As shown in FIG. 6, as the condensed water level in the chamber 101B above the body 10B gradually increases, the pontoon 22 is also gradually raised, and the water flow regulating tube 23 is moved upwardly until the water flow regulating tube When the guide hole 231 of 23 moves into the upper chamber 101B of the main body 10B, the condensed water accumulated in the upper chamber 101B of the main body 10B flows into and accumulates through the flow guiding hole 231 of the water flow regulating tube 23. The body 10B is below the chamber 102B, and thereafter, the check device 30B is pushed away by the water pressure of the condensed water in the lower chamber 102B, and the condensed water is discharged from the drain channel 13B of the body 10B. The diameter of the guide hole 231 of the water flow regulating tube 23 is tapered from the lower end of the flow guiding hole 231 toward the upper end of the guiding hole 231. Therefore, the more the condensed water accumulated in the body 10B, the higher the height at which the pontoon 22 and the water flow regulating tube 23 are lifted, the drainage hole 231 of the water flow regulating tube 23 corresponds to the drainage area of the upper chamber 101B. It will add more multiples than the height being lifted. For example, when the length of each of the air guiding holes 231 corresponding to the upper chamber 101B of the body 10B is increased by a factor of two, the area of each of the air guiding holes 231 corresponding to the upper chamber 101B is increased by more than 2 times. . In this way, the steam dehydrator of the present invention can be adjusted to automatically and gently adjust the amount of water in accordance with the amount of condensed water.

Further, referring to FIG. 7, a fourth preferred embodiment of the present invention, wherein the outer side outlet 131C of the drain flow path 13C is located near the top of the body 10C, and the inner side outlet 132C is located below the bottom of the body 10C. The chamber 102C causes the drain passage 13C to form a longitudinal flow passage.

Further, a recessed portion 133C is formed on the inner wall surface of the drain passage 13C, and the check device 30C includes a spherical valve plug 34C provided in the neck portion 133C and the outer outlet of the drain passage 13C. Between 131C, in a normal state, the spherical valve plug 34C is moved downward by gravity and closes the flow path at the neck portion 133C of the drain flow passage 13C.

Referring further to FIG. 8, a self-adjusting flow steam trap of the fourth preferred embodiment of the present invention is installed in a vapor system of a shell and tube heat exchanger 60, wherein a vapor inlet tube 64 is provided. Connected to the upper portion of the shell and tube heat exchanger 60, and the inlet passage 12C of the body 10C of the self-adjusting flow steam trap is connected to the bottom of the shell and tube heat exchanger 60 via a condensed water inlet pipe 61. A condensate drain 601 is provided. The drain runner 13C is connected to a condensate drain pipe 62 at its outer outlet 131C. The pressure balance device 50 is connected to the shell and tube via a pressure balance pipe 63. The upper portion of the heat exchanger 60. The high-temperature condensed water in the shell-and-tube heat exchanger 60 can flow into the self-adjusting steam and water heater of the present invention through the condensed water inlet pipe 61 and the inlet water flow channel 12C of the body 10, and then from the body 10C. The drain passage 13C and the condensate outlet pipe 62 are discharged for subsequent recovery and reuse.

When a high temperature gas is present in the chamber 101C of the main body 10C, and the high temperature condensed water having a specific gravity greater than the high temperature gas accumulated in the bottom of the shell and tube heat exchanger 60 flows in through the condensed water inlet pipe 61 and accumulates in the body 10C. In the upper chamber 101C, the high-temperature gas in the volume 101C above the main body 10C is discharged by the condensed water, and flows back from the pressure equalizing device 50 and the pressure equalizing tube 63 to the upper portion of the shell-and-tube heat exchanger 60. In this way, not only the air chamber 101C on the upper chamber 10C can be prevented from generating air resistance, so that the steam water heater can be drained and drained smoothly, thereby increasing the displacement and ensuring the drainage passage 13C of the steam water heater. The function of "drain only, no exhaust", and by guiding the high-temperature gas in the steam trap to the design of the shell-and-tube heat exchanger 60, the heat energy of the high-temperature gas can be further recovered. Improve energy efficiency, reduce energy waste, and fully recover residual energy.

Referring to FIG. 9, a fifth preferred embodiment of the present invention, wherein the water inlet channel 12D is longitudinally disposed at the top of the body 10D, and the drain channel 13D is longitudinally disposed at the bottom of the body 10D. The return device 30D is the same as the above-described second preferred embodiment of the non-return device 30A, and will not be described again.

Referring to FIG. 10, a sixth preferred embodiment of the present invention, wherein the water inlet channel 12E is longitudinally disposed on the top of the body 10E. The drain passage 13E is longitudinally disposed at the bottom of the body 10E. The non-return device 30E includes a flow guiding seat 35E and at least one spherical valve plug 34E. The flow guiding seat 35E is covered and fixed around the inner side outlet 132E of the drainage flow channel 13E, and has a top surface 351E and at least one downward facing surface. The upper surface 351E of the flow guiding seat 35E is spaced above the inner outlet 132E of the body 10E, and each of the air guiding openings 352E communicates with an accommodating space in the guiding seat 35E. The outer diameter of the plug 34E is greater than the distance between the top surface 351E of the flow guiding seat 35E and the inner side outlet 132E of the body 10E, and the spherical valve plug 34E is respectively disposed in the accommodating space in the flow guiding seat 35E. In the normal state, the spherical valve plug 35E is subjected to gravity to close the flow guiding port 352E of the flow guiding seat 35E, respectively. Wherein, since the outer diameter of the spherical valve plug 34E is larger than the distance between the top surface 351E of the flow guiding seat 35E and the inner side outlet 132E of the main body 10E, the spherical valve plugs 34E will only move in the respective accommodating spaces. The ball valve plug 34E of the check device 30E can also immediately and quickly discharge the condensed water in the steam water device according to the water pressure change in the steam water heater, so that the inside and the outside of the steam water heater The pressure is balanced to effectively prevent the condensed water outlet pipe 62 connected to the drain passage 13E from being damaged by the water hammer phenomenon inside.

The self-regulating flow steam trap of the present invention is provided by the inner outlets 132, 132A, 132B of the drainage channels 13, 13A, 13B, 13C, 13D, 13E of the bodies 10, 10A, 10B, 10C, 10D, 10E, 132C is provided with the design of the non-return devices 30, 30A, 30B, 30C, 30D, 30E, so that only one non-return device 30, 30A, 30B, 30C, 30D, 30E is installed in the self-adjusting flow steam dispenser. The purpose of controlling the discharge of the condensed water accumulated in the body 10, 10A, 10B, 10C, 10D, 10E can be achieved, so that The self-adjusting flow steam water purifier of the invention has the advantages of simple structure, convenient assembly, low failure rate, and the like.

The above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. The present invention has been described above by way of preferred embodiments, but is not intended to limit the present invention, and any skilled person skilled in the art. Any simple modifications, equivalent changes and modifications to the above embodiments in accordance with the technical spirit of the present invention are still within the scope of the technical solutions of the present invention.

10‧‧‧ Ontology

101‧‧‧The upper room

102‧‧‧The lower room

11‧‧‧Layer

12‧‧‧Inlet runner

121‧‧‧ outside entrance

122‧‧‧ inside entrance

13‧‧‧Drainage channel

131‧‧‧Outside exit

132‧‧‧Inside exit

14‧‧‧vacuum elimination

15‧‧‧Pressure balance

16‧‧‧Baffle

20‧‧‧Float device

21‧‧‧ net cover

22‧‧‧Float

23‧‧‧Water flow regulation tube

231‧‧‧Inlet

30‧‧‧Return device

31‧‧‧ Valve plug

32‧‧‧Flexible parts

40‧‧‧vacuum elimination device

41‧‧‧ valve seat

411‧‧‧Intake passage

42‧‧‧ Valve plug

43‧‧‧Flexible parts

50‧‧‧ Pressure Balancer

51‧‧‧ valve seat

52‧‧‧Ball valve plug

Claims (10)

A self-adjusting flow steam trap comprising a hollow body, a pontoon device and a non-return device, wherein: the interior of the hollow body is divided into an upper chamber and a lower chamber by a laterally disposed laminate The main body has a ring side wall, a top portion and a bottom portion. The body is provided with a water inlet flow channel and a drainage flow channel. The water inlet flow channel has a lateral inlet communicating with the outside of the body and an inner side communicating with the upper chamber. An inlet, the drainage channel has a lateral outlet communicating with the outside of the body and an inner outlet communicating with the lower chamber; the pontoon device is disposed in the upper chamber of the body, the pontoon device includes a mesh cover a pontoon and a water flow regulating tube, the net cover is covered and fixed on the layer plate, the net cover has a ring wall, and a plurality of mesh holes are formed in the ring wall of the net cover, and two ring walls of the net cover are Forming a top surface and a lower opening respectively, the opening under the mesh cover corresponds to the layer plate, and the floating tube is disposed in the net cover so as to be movable up and down, and the water flow regulating tube is fixed at the bottom end of the floating tube. And can be moved Extending through the layer to the lower chamber of the body, an upper end of the water flow regulating tube is fixed to the bottom end of the buoy, and a lower end of the water flow regulating tube is an open end, and the water flow regulating tube is on the tube wall Having at least one longitudinally extending flow guiding hole, the diameter of the flow guiding hole is tapered from a lower end of the flow guiding hole toward an upper end of the flow guiding hole; the non-return device is installed in the drainage flow channel The inner outlet is selectively closed, and in the normal state, the non-return device normally closes the inner outlet, and when the pressure in the lower chamber of the body is greater than the pressure outside the body, the non-return The device is actuated by pressure to open the inner outlet such that the lower chamber of the body communicates with the exterior of the body. The self-adjusting flow steam trap of claim 1, wherein the pontoon device further comprises a gas seal elimination ring disposed on the laminate and surrounding the water flow regulation tube, and the gas The seal elimination ring is located below the float. The self-adjusting flow steam trap of claim 1, wherein the body is further provided with a baffle disposed on an inner wall surface of the upper chamber of the body, the baffle corresponding to the body The inner inlet is spaced from the inner inlet. The self-adjusting flow steam trap according to claim 1, wherein the upper chamber of the main body further comprises a buffer stencil, wherein the buffer slab is provided with a plurality of perforations, and the buffer slab covers the net cover. Above and between the inner inlet and the mesh. The self-adjusting flow steam water purifier according to any one of claims 1 to 4, wherein a top of the body is further provided with a vacuum elimination port, and a vacuum elimination device is disposed at the vacuum elimination port, in a general state The vacuum elimination device normally closes the vacuum elimination port. When the pressure in the chamber above the body is less than the pressure outside the body, the vacuum elimination device is actuated by pressure to open the vacuum elimination port, so that the body The upper chamber is in communication with the exterior of the body. The self-adjusting flow steam trap according to any one of claims 1 to 4, wherein a top of the body is further provided with a pressure balance port, and a pressure balance device is installed at the pressure balance port. The pressure balance device normally closes the pressure balance port. When the pressure in the chamber above the body is greater than the external pressure of the body, the pressure balance device is actuated by pressure to open the pressure balance port, so that the body is Upper room and this The outside of the body is connected. The self-adjusting flow steam trap of claim 1, wherein the inlet passage of the body is longitudinally disposed at the top of the body. The self-adjusting flow steam trap according to claim 1, wherein the non-return device comprises a limiting member, a valve plug and an elastic member, and the limiting member is fixed in the drainage channel, the valve plug Between the limiting member and the inner outlet of the drainage channel, the two ends of the elastic member respectively abut against the limiting member and the valve plug, thereby pushing the valve plug to make the valve plug normally closed The inner outlet of the drain channel. The self-adjusting flow steam water heater according to claim 1, wherein the inner outlet of the drainage channel is directed downward toward the bottom of the body, and the non-return device comprises a limiting member and a spherical valve plug, the limit The ball valve is fixed in the drainage channel of the body, the ball valve plug is disposed in the drainage channel, and is located between the inner outlet of the drainage channel and the limiting member. In a normal state, the ball valve plug is subjected to gravity Actuate to move down and close the inside outlet of the drain channel. The self-adjusting flow steam trap according to claim 1, wherein the drain passage is longitudinally disposed at a bottom of the body, and the non-return device comprises a flow guide seat and at least one spherical valve plug, the flow guide cover The cover is fixed around the inner outlet of the drainage channel, and has a top surface and at least one downwardly directed flow opening. The top surface of the flow guiding seat is spaced above the inner outlet of the body, and each of the air outlets Connecting an accommodating space in the flow guiding seat, the outer diameter of the spherical valve plug is larger than the distance between the top surface of the flow guiding seat and the inner side outlet of the body, and the spherical valve plug is respectively disposed in the guiding seat In the accommodating space, in a general state, the spherical valve plug is subjected to gravity to respectively close the flow guiding seat. Diversion port.