CN214537313U - Dry-method steam waste heat multi-utilization energy-saving system - Google Patents
Dry-method steam waste heat multi-utilization energy-saving system Download PDFInfo
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- CN214537313U CN214537313U CN202120885508.XU CN202120885508U CN214537313U CN 214537313 U CN214537313 U CN 214537313U CN 202120885508 U CN202120885508 U CN 202120885508U CN 214537313 U CN214537313 U CN 214537313U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The utility model discloses a dry process steam waste heat reuse economizer system, including the oven, to the steam house steward that provides the heat source in the oven and the oven inside pass through a plurality of groups of radiators of tube coupling with the steam house steward, the oven divide into oven low-temperature region, warm area and oven high-temperature region in the oven, be equipped with the temperature-sensing valve on the connecting pipeline between the at least five groups of radiators in steam house steward and the oven, still be connected with the high temperature condensation drain pipe on at least five groups of radiators in the oven, be connected with the cistern on the high temperature condensation drain pipe, respectively have at least one group of radiator only to be connected with the high temperature condensation drain pipe in oven low-temperature region, the oven in warm area and the oven high-temperature region of oven, and do not connect with steam house steward and energy-conserving drain valve group; the problems of complex system structure and high production cost in the prior art are solved, and the problem that the utilization efficiency of the recovered steam waste heat resources is low due to the fact that part of heat of the steam condensate water is separated by the steam-water separator is also solved.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a steam energy-saving field, in particular to dry process steam waste heat reuse economizer system many times.
[ background of the invention ]
The steam condensate water is hot water generated after steam heat exchange, the temperature of the steam condensate water is higher than 100 ℃, so the steam condensate water belongs to low-temperature waste heat resources, and in products such as leather and the like needing steam drying, the utilization efficiency of the resources is not high at present, and the waste of the resources is caused.
In the prior art, the recycling effect of the resource is poor, so that the drying effect of the product is affected, for example, the chinese utility model patent with publication number CN211575080U discloses a steam secondary utilization energy-saving system of a multi-temperature zone heating device, the system uniformly recycles steam condensate to a steam-water separator for separation, the separated gas enters a low-temperature zone of an oven, but in the process, due to the steam-water separation, part of heat of the high-temperature steam condensate is separated, so that the separated heat cannot be utilized; in the method, a set of energy-saving drain valve bank, a set of temperature control valve bank and a set of steam-water separator which is connected in series and collects steam condensate water of the low-temperature region, the medium-temperature region and the high-temperature region are additionally arranged in the drying setting of the low-temperature region, the medium-temperature region and the high-temperature region of the drying oven, so that the structure is complex, the production cost is high, in addition, the heat of part of the steam condensate water is separated by the steam-water separator, the utilization efficiency of the recovered steam waste heat resource is not high, and therefore, the dry-method steam waste heat multi-utilization energy-saving system is provided for solving the problems.
[ summary of the invention ]
The utility model aims at solving prior art, system architecture is complicated, and manufacturing cost is high, in addition, because the heat of part steam condensate water is separated by catch water, leads to the not high problem of steam waste heat utilization efficiency by the recovery.
In order to achieve the above purpose, the utility model provides an energy-saving system for multi-time utilization of dry-method steam waste heat, which comprises an oven, a steam header pipe for providing a heat source to the oven and a plurality of groups of radiators connected with the steam header pipe in the oven through pipelines, wherein the oven is divided into an oven low-temperature region, an oven middle-temperature region and an oven high-temperature region, a temperature control valve is arranged on a connecting pipeline between the steam header pipe and at least five groups of radiators in the oven, at least five groups of radiators in the oven are also connected with a high-temperature condensation drain pipe, an energy-saving drain valve group is connected between the high-temperature condensation drain pipe and at least five groups of radiators in the oven through pipelines, a reservoir is connected on the high-temperature condensation drain pipe, and the energy-saving system is characterized in that at least one group of radiators in the oven low-temperature region, the oven middle-temperature region and the oven high-temperature region of the oven is only connected with the high-temperature condensation drain pipe, and is not connected with the steam main pipe and the energy-saving drain valve group.
Preferably, the energy-saving drain valve group comprises a drain pipeline for connecting a radiator in the oven with the high-temperature condensation drain pipe, a manual valve, a filter valve, a drain valve, a bypass pipe and a manual valve, wherein the manual valve, the filter valve, the drain valve and the bypass pipe are arranged on the drain pipeline.
Preferably, the radiator of the low-temperature area of the oven, which is only connected with the high-temperature condensation drain pipe, is connected with the radiator of the medium-temperature area of the oven, which is only connected with the high-temperature condensation drain pipe, through the high-temperature condensation drain pipe; and the radiator of which the temperature zone is only connected with the high-temperature condensation drain pipe in the oven is connected with the radiator of which the high-temperature zone is only connected with the high-temperature condensation drain pipe in the oven through the high-temperature condensation drain pipe.
Preferably, the drain valve comprises a single-cavity valve body, a valve cover detachably connected with the single-cavity valve body, a drain switch assembly arranged in the single-cavity valve body, a water inlet channel integrally formed with the single-cavity valve body, and drain channels communicated with each other through the single-cavity valve body and the valve cover in an integrally formed mode respectively.
Preferably, a drainage channel at the end of the valve cover is provided with a drainage nozzle and a scouring pad, and a steam inlet channel at the end of the single-cavity valve body is provided with a sealing plug.
Preferably, a sealing gasket is arranged between the valve cover and the single-cavity valve body, and liquid is prevented from leaking from the joint of the valve cover and the single-cavity valve body through the sealing gasket.
Preferably, the drainage switch assembly comprises a floating ball switch, a valve rod detachably mounted on the single-cavity valve body and a floating ball switch base mounted on the valve rod, and the floating ball switch base is fixed between the single-cavity valve body and the valve rod.
Preferably, the valve rod is provided with a liquid channel, and the top end of the valve rod is also provided with a plurality of liquid ejection outlets communicated with the liquid channel.
Preferably, the floating ball switch is further provided with a micropore.
The utility model has the advantages that: the problems of complex system structure and high production cost in the prior art are solved, and the problem that the utilization efficiency of the recovered steam waste heat resources is low due to the fact that the heat of part of steam condensate water is separated by the steam-water separator in the prior art is also solved.
In the utility model, the radiator of the low temperature area of the oven which is only connected with the high temperature condensation drain pipe is connected with the radiator of the middle temperature area of the oven which is only connected with the high temperature condensation drain pipe through the high temperature condensation drain pipe and the radiator of the middle temperature area of the oven which is only connected with the high temperature condensation drain pipe is connected with the radiator of the high temperature area of the oven which is only connected with the high temperature condensation drain pipe through the high temperature condensation drain pipe, thereby the steam condensate water of the low temperature area of the high temperature area and the middle temperature area is connected in series, the condensate water is used for a plurality of times without passing through a steam-water separator, and finally the condensate water is discharged to a reservoir by the radiator in the low temperature area; and the radiators at the product inlets of the low-temperature area of the oven, the middle-temperature area of the oven and the high-temperature area of the oven are not required to be connected with a steam main pipe, a temperature control valve group, an energy-saving drain valve group and a steam-water separator, so that the system structure is simplified, the production efficiency of the system is improved, and the production cost is reduced.
[ description of the drawings ]
FIG. 1 is a system flow diagram of the present invention;
FIG. 2 is a schematic view of the energy-saving trap valve assembly of the present invention;
FIG. 3 is a schematic view of the trap structure of the present invention;
fig. 4 is a schematic structural diagram of the trap switch assembly of the present invention.
Detailed Description
The energy-saving system for multiple utilization of waste heat of steam by dry method according to the present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1-2, the energy-saving system for multiple utilization of dry-method steam waste heat comprises an oven 1, a steam header pipe 2 for providing a heat source to the oven 1, and a plurality of radiators 3 connected with the steam header pipe 2 through pipelines inside the oven 1, wherein the oven 1 is divided into an oven low-temperature region, an oven internal temperature region and an oven high-temperature region, a temperature control valve 4 is arranged on a connecting pipeline between the steam header pipe 2 and at least five groups of radiators 3 in the oven, a high-temperature condensation drain pipe 5 is further connected to at least five groups of radiators 3 in the oven, an energy-saving drain valve group 6 is connected between the high-temperature condensation drain pipe 5 and at least five groups of radiators 3 in the oven 1 through pipelines, a reservoir 7 is connected to the high-temperature condensation drain pipe, and is characterized in that at least one radiator 3 in the oven low-temperature region, the oven internal temperature region and the oven high-temperature region is connected with the high-temperature condensation drain pipe 5, is not connected with the connecting steam main pipe 2 and the energy-saving drain valve group 6.
Referring to fig. 2, in the present invention, the energy-saving drain valve group 6 includes a drain pipeline 601 for connecting the radiator and the high-temperature condensation drain pipe 5 in the oven 1, a manual valve 602 installed on the drain pipeline 601, a filter valve 603, a drain valve 604, a bypass pipe 605, and a manual valve 602 installed on the bypass pipe 605.
Referring to fig. 1, in the present invention, the radiator 3 connected with the high temperature condensation drain pipe 5 in the low temperature area of the oven is connected with the radiator connected with the high temperature condensation drain pipe 5 in the medium temperature area of the oven through the high temperature condensation drain pipe 5; the radiator 3 connected with the high-temperature condensation drain pipe 5 in the middle temperature area of the oven is connected with the radiator connected with the high-temperature condensation drain pipe 5 in the high temperature area of the oven through the high-temperature condensation drain pipe 5.
Referring to fig. 3, the drain valve 604 includes a single-chamber valve body 6041, a valve cover 6042 detachably connected to the single-chamber valve body, a drain switch assembly 8 disposed in the single-chamber valve body 6041, a water inlet passage 6043 integrally formed with the single-chamber valve body 6041, and a drain passage 6044 integrally formed with the single-chamber valve body 6041 and the valve cover 6042 respectively and communicating with each other.
Referring to fig. 3, a drainage channel 6044 at the end of the valve cover 6042 is provided with a drainage nozzle 6045 and a scouring pad 6046, and the scouring pad prevents water from being sprayed out and then directly contacting the valve cover, so that the valve cover is protected; a sealing plug 6047 is installed on the steam inlet channel 6043 at the end of the single-cavity valve body 6041, liquid is prevented from flowing out through the sealing plug, and water and impurities of the water inlet channel can be discharged during maintenance.
Referring to fig. 3, a sealing gasket is disposed between the valve cover 6042 and the single-chamber valve body 6041. The sealing gasket prevents liquid from leaking from the joint of the valve cover and the single-cavity valve body.
Referring to fig. 3 to 4, the drain switch assembly 8 includes a float switch 801, a valve rod 802 detachably mounted on a single-chamber valve body 6041, and a float switch base 803 mounted on the valve rod 802, wherein the float switch base 803 is fixed between the single-chamber valve body 6041 and the valve rod 802.
Referring to fig. 3-4, a liquid channel 8021 is formed in the valve stem 802, and a plurality of liquid outlets 8022 communicated with the liquid channel 8021 are further formed at the top end of the valve stem 802; the liquid is facilitated to enter the float switch 801 and the cavity of the single chamber valve body through the liquid passage 8021 and the liquid ejection port 8022.
Referring to fig. 3 to 4, a micropore 8011 is further formed in the float switch 801; when in maintenance, the floating ball is conveniently taken out from the single-cavity valve body through the pulling rope penetrating through the micropore; in addition, the gas in the floating ball switch can be discharged through the design of the micropores, so that the air resistance is avoided, and the recovery efficiency of steam waste heat resources is improved.
Referring to fig. 3-4, the float switch 801 is movably mounted on the valve rod 802, so that the float floats upwards and falls down along with the liquid level in the inner cavity of the valve body.
In the utility model, the working process of the drain valve is that steam waste heat resource (high temperature condensate water) enters from the water inlet pipeline and flows into the cavity and the float switch in the single-cavity valve body through the liquid channel and the liquid jet outlet, and the high temperature condensate water drives the float switch to float upwards along with the rising of the water level, and the drainage nozzle is sealed through the outer wall of the float switch; when the water level in the float switch in the cavity of the single-cavity valve body reaches a certain amount, the float switch sinks to be no longer sealed with the drainage nozzle, high-temperature condensate water enters the drainage channel through the drainage nozzle and flows into the pipeline connected with the valve, and through the arrangement of the drainage valve, the problems that the float switch cannot be timely lowered to cause unsmooth recycling of the high-temperature condensate water and poor recycling effect are effectively prevented.
In the working process of the utility model, steam enters from the steam header pipe and enters into a plurality of radiators in the high-temperature area of the oven, the middle-temperature area of the oven and the low-temperature area of the oven through the temperature control valves, thereby controlling the temperature of each block in the oven; steam condensate water formed after steam enters a high-temperature area of the oven enters a radiator at the product inlet of the area through an energy-saving drain valve group and a high-temperature condensate drain pipe, the product inlet of the high-temperature area of the oven is heated and heated through the heat of the waste heat of the steam condensate water, and the steam does not need to be independently connected to raise the temperature, so that the use amount of the steam is reduced, and the steam waste heat is utilized for the first time;
high-temperature condensate water in a high-temperature area of the oven enters a high-temperature condensate water drainage pipe of a temperature area in the oven through a high-temperature condensate water drainage pipe and a radiator at a product inlet of the high-temperature area of the oven, is mixed with steam condensate water formed in the radiator of a medium-temperature area of the oven and then enters the radiator at the product inlet of the temperature area in the oven through the high-temperature condensate water drainage pipe, and the product inlet of the medium-temperature area of the oven is heated and warmed, so that the steam heating is not needed at the inlet of the medium-temperature area of the oven, and the steam waste heat is secondarily utilized; the high-temperature condensate water after secondary utilization enters a high-temperature condensate water drainage pipe at a low-temperature region of the oven through a radiator at a product inlet of the medium-temperature region of the oven, is mixed with steam condensate water formed in the radiator at the low-temperature region of the oven and then enters the radiator at the product inlet of the low-temperature region of the oven through a high-temperature condensate drainage pipe, and the temperature of the product inlet of the low-temperature region of the oven is raised, so that the product inlet of the low-temperature region of the oven is heated and raised, the steam consumption is reduced, and steam waste heat resources are utilized for the third time; finally, condensed water is discharged into a water storage tank for storage and utilization through a radiator at a product inlet of a low-temperature area of the oven, so that water generated by steam waste heat is used for other low-temperature domestic water or industrial water, and the steam waste heat is utilized for the fourth time.
The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.
Claims (10)
1. Energy-saving system is utilized many times to dry process steam waste heat, including oven (1), to in oven (1) steam house steward (2) and the oven (1) that provide the heat source with steam house steward (2) in a plurality of groups radiator (3) through the tube coupling, oven (1) divide into oven low-temperature region (101), oven middle-temperature region (102) and oven high-temperature region (103), be equipped with temperature-sensing valve (4) on the connecting tube between at least five groups radiator (3) in steam house steward (2) and the oven, still be connected with high-temperature condensation drain pipe (5) on having five groups radiator (3) at least in the oven, there are energy-conserving hydrophobic valves (6) through the tube coupling between high-temperature condensation drain pipe (5) and at least five groups radiator (3) in oven (1), high-temperature condensation drain pipe (5) are connected with cistern (7), its characterized in that oven low-temperature region (101) of oven (1), At least one group of radiators (3) in the warm area (102) and the high-temperature area (103) of the oven are only connected with the high-temperature condensation drain pipe (5) and are not connected with the steam main pipe (2) and the energy-saving drain valve group (6).
2. The dry process steam waste heat multi-use energy-saving system according to claim 1, characterized in that: the energy-saving drain valve group (6) comprises a drain pipeline (601) used for connecting a radiator (3) in the oven (1) with a high-temperature condensation drain pipe (5), a manual valve (602) installed on the drain pipeline (601), a filter valve (603), a drain valve (604), a bypass pipe (605) and a manual valve (602) installed on the bypass pipe (605).
3. The dry process steam waste heat multi-use energy-saving system according to claim 1, characterized in that: the radiator (3) of the low-temperature area (101) of the oven, which is only connected with the high-temperature condensation drain pipe (5), is connected with the radiator of the high-temperature condensation drain pipe (5) of the high-temperature area (102) of the oven through the high-temperature condensation drain pipe (5); the radiator (3) of the oven inner temperature zone (102) which is only connected with the high-temperature condensation drain pipe (5) is connected with the radiator (3) of the oven high temperature zone (103) which is only connected with the high-temperature condensation drain pipe (5) through the high-temperature condensation drain pipe (5).
4. The dry process steam waste heat multi-use energy-saving system according to claim 2, characterized in that: trap (604) include single chamber valve body (6041), can dismantle valve gap (6042) of being connected with the single chamber valve body, set up hydrophobic switch subassembly (8) in single chamber valve body (6041) and with single chamber valve body (6041) integrated into one piece's inlet channel (6043) and through single chamber valve body (6041) and valve gap (6042) respectively integrated into one piece have hydrophobic passageway (6044) that are linked together.
5. The dry process steam waste heat multi-use energy-saving system according to claim 4, characterized in that: be equipped with drainage nozzle (6045) and wash away pad (6046) on hydrophobic passageway (6044) of valve gap (6042) end, install sealed end cap (6047) on water inlet channel (6043) of single chamber valve body (6041) end.
6. The dry process steam waste heat multi-use energy-saving system according to claim 4, characterized in that: a sealing gasket (6048) is arranged between the valve cover (6042) and the single-cavity valve body (6041).
7. The dry process steam waste heat multi-use energy-saving system according to claim 4, characterized in that: the drain switch assembly (8) comprises a floating ball switch (801), a valve rod (802) which is detachably mounted on a single-cavity valve body (6041) and a floating ball switch base (803) which is mounted on the valve rod (802), wherein the floating ball switch base (803) is fixed between the single-cavity valve body (6041) and the valve rod (802).
8. The dry process steam waste heat multi-use energy-saving system according to claim 7, characterized in that: the valve rod (802) is provided with a liquid channel (8021), and the top end of the valve rod (802) is also provided with a plurality of liquid spray outlets (8022) communicated with the liquid channel (8021).
9. The dry process steam waste heat multi-use energy-saving system according to claim 7, characterized in that: and a micropore (8011) is also arranged on the floating ball switch (801).
10. The dry process steam waste heat multi-use energy-saving system according to claim 7, characterized in that: the float switch (801) is movably arranged on the valve rod (802).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120885508.XU CN214537313U (en) | 2021-04-27 | 2021-04-27 | Dry-method steam waste heat multi-utilization energy-saving system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120885508.XU CN214537313U (en) | 2021-04-27 | 2021-04-27 | Dry-method steam waste heat multi-utilization energy-saving system |
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| Publication Number | Publication Date |
|---|---|
| CN214537313U true CN214537313U (en) | 2021-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120885508.XU Active CN214537313U (en) | 2021-04-27 | 2021-04-27 | Dry-method steam waste heat multi-utilization energy-saving system |
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| CN (1) | CN214537313U (en) |
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2021
- 2021-04-27 CN CN202120885508.XU patent/CN214537313U/en active Active
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