CN214470253U - Roots blower heat recycling device for leather production - Google Patents
Roots blower heat recycling device for leather production Download PDFInfo
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- CN214470253U CN214470253U CN202120260509.5U CN202120260509U CN214470253U CN 214470253 U CN214470253 U CN 214470253U CN 202120260509 U CN202120260509 U CN 202120260509U CN 214470253 U CN214470253 U CN 214470253U
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Abstract
The utility model discloses a roots's fan heat recovery utilizes device for leather production is provided with out the tuber pipe on roots's the air outlet, is provided with heat exchange device on the play tuber pipe, and the part that goes out the tuber pipe is located heat exchange device, and heat exchange device includes disc heat exchanger, working pump and storage water tank, goes out the tuber pipe and seals from bottom to top and passes disc heat exchanger, and the storage water tank passes through the water inlet intercommunication of working pump with disc heat exchanger. The heat exchange device can absorb and utilize the heat carried by the compressed air in the air outlet pipe of the Roots blower, the temperature of the compressed air in the Roots blower is between 110 and 130 ℃ when the compressed air is discharged, the air outlet pipe penetrates through the disc heat exchanger in the heat exchange device, most of heat in the pipe is exchanged into a heat exchange agent of the disc heat exchanger, so that the heat loss and waste are reduced, the collected heat can be used for subsequent processing and production, the heat exchange efficiency of the Roots blower heat recycling device is high, the energy is saved, and the generation cost is reduced.
Description
Technical Field
The utility model relates to a waste heat utilization equipment technical field, concretely relates to Roots fan heat recovery utilizes device for leather production.
Background
The Roots blower belongs to a positive displacement blower, and the end faces of an impeller and front and rear end covers of the blower. The principle is a rotary compressor which compresses and conveys gas by utilizing the relative motion of two blade-shaped rotors in a cylinder. The blower has simple structure and convenient manufacture, is widely applied to aquaculture oxygenation, sewage treatment aeration and cement conveying, is more suitable for a gas conveying and pressurizing system in a low-pressure occasion, and can also be used as a vacuum pump and the like.
When the Roots blower works, heat generated by work loss is discharged from the air outlet after being mixed with compressed air, the temperature of the air outlet of the Roots blower is approximately 110-130 ℃ under the normal working state of the Roots blower, the heat is extremely considerable, however, the heat of the Roots blower is basically discharged in actual production, the heat is wasted, energy loss is caused, and hot water with a certain temperature is required to be input into the rotary drum to clean and tanne leather in later production, so that the heat of the Roots blower is collected and utilized by the heat recycling device to produce the leather, energy is saved, and production cost is saved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a roots fan heat recovery utilizes device is used in leather production to solve roots fan self's heat evacuation basically, the white waste of heat causes the problem of energy loss.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a roots's fan heat recovery utilizes device for leather production, includes the roots's fan, be provided with out the tuber pipe on the air outlet of roots's fan, be provided with heat exchange device on the play tuber pipe, just the part that goes out the tuber pipe is located in the heat exchange device, heat exchange device includes disc heat exchanger, working shaft and storage water tank, it passes to go out the tuber pipe from bottom to top sealedly disc heat exchanger, the storage water tank passes through the working shaft with disc heat exchanger's water inlet intercommunication.
The further technical scheme is as follows: the disc heat exchanger comprises a heat exchange box, a lower flow distribution disc, a heat exchange bundle pipe, an upper flow collection disc and a flow equalizer, wherein the heat exchange box is installed on the Roots fan, the lower flow distribution disc is horizontally installed on the inner bottom surface of the heat exchange box through a support, the heat exchange bundle pipe is vertically arranged, the bottom end of the heat exchange bundle pipe is communicated with the upper surface of the lower flow distribution disc, the upper end of the heat exchange bundle pipe is communicated with the lower surface of the upper flow collection disc, the flow equalizer is horizontally installed in the lower flow distribution disc, and an air outlet pipe penetrates through the heat exchange box, the lower flow distribution disc and the upper flow collection disc from bottom to top in a sealing mode.
The further technical scheme is as follows: the flow equalizer is a circular plate evenly provided with a plurality of flow equalizing through holes, and two ends of each flow equalizing through hole are arranged to be inverted cones.
The further technical scheme is as follows: and the outer side wall of the air outlet pipe in the heat exchange box is uniformly provided with drum-shaped bulges.
The further technical scheme is as follows: and a plurality of U-shaped heat-conducting plates which are annularly arrayed along the horizontal direction are uniformly arranged on the outer side wall of the air outlet pipe in the heat exchange box.
The further technical scheme is as follows: the heat exchange agent filled in the heat exchange box is heat conduction oil.
Compared with the prior art, the utility model discloses can reach one of following beneficial effect at least:
1. the utility model provides a roots fan heat recovery utilizes device for leather production, can go out the heat absorption that the intraductal compressed air of roots fan carried and utilize through heat exchange device, the temperature is between 110 ℃ -130 ℃ when the interior compressed air of roots fan is discharged, go out the tuber pipe and pass the disc heat exchanger among the heat exchange device, give disc heat exchanger's heat transfer agent with intraductal most heat exchange, so that reduce thermal scattering and disappearing and extravagant, the heat of collection still can be used to subsequent processing production and use, this roots fan heat recovery utilizes device heat exchange efficiency is high-efficient, and energy is saved, and the production cost is reduced.
2. This disk heat exchanger among roots's fan heat recovery utilizes device can increase the area of being heated of fluid (water) through flow distribution disc, heat transfer beam tube and current equalizer down on the one hand, and on the other hand is heated the fluid and is restrainted a tub even flow at the heat transfer to improve its homogeneity of being heated, the lateral wall that goes out the tuber pipe is provided with U type heat-conducting plate and drum-shaped arch, improves the area of contact with the heat transfer agent, improves heat exchange efficiency.
Drawings
Fig. 1 is the structure schematic diagram of the roots blower heat recycling device for leather production of the present invention.
Fig. 2 is a schematic structural diagram of the disc heat exchanger in fig. 1 according to the present invention.
Fig. 3 is a schematic structural diagram of the current equalizer of fig. 2 according to the present invention.
Fig. 4 is a schematic structural view of the air outlet pipe in fig. 1 according to the present invention.
Fig. 5 is a schematic structural view of the U-shaped heat conducting plate and the drum-shaped protrusion in fig. 4 according to the present invention.
Reference numerals: 1. a Roots blower; 2. an air outlet pipe; 3. a heat exchange device; 31. a disc heat exchanger; 311. a heat exchange box; 312. a lower diverter tray; 313. a heat exchange bundle tube; 314. an upper confluence disc; 315. a current equalizer; 3151. a flow equalizing through hole; 32. a water supply pump; 33. a water storage tank; 4. a support; 5. a drum-shaped protrusion; 6. u-shaped heat-conducting plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1:
embodiment 1 please refer to an embodiment shown in fig. 1, a roots blower heat recycling device for leather production includes a roots blower 1, an air outlet pipe 2 is arranged on an air outlet of the roots blower 1, a heat exchange device 3 is arranged on the air outlet pipe 2, a part of the air outlet pipe 2 is located in the heat exchange device 3, the heat exchange device 3 includes a disc heat exchanger 31, a water supply pump 32 and a water storage tank 33, the air outlet pipe 2 hermetically penetrates through the disc heat exchanger 31 from bottom to top, and the water storage tank 33 is communicated with a water inlet of the disc heat exchanger 31 through the water supply pump 32.
The Roots blower heat recycling device for leather production is high in heat exchange efficiency, energy is saved, loss of heat energy is greatly reduced, production cost is reduced, the economic benefit of production is improved.
Example 2:
on the basis of the above embodiment 1, in embodiment 2, referring to an embodiment shown in fig. 2, the disc heat exchanger 31 includes a heat exchange box 311, a lower diversion plate 312, a heat exchange bundle tube 313, an upper confluence plate 314 and a current equalizer 315, the heat exchange box 311 is installed on the roots blower 1, the lower diversion plate 312 is horizontally installed on an inner bottom surface of the heat exchange box 311 through a bracket 4, the heat exchange bundle tube 313 is vertically arranged, and a bottom end of the heat exchange bundle tube 313 is communicated with an upper surface of the lower diversion plate 312, an upper end of the heat exchange bundle tube 313 is communicated with a lower surface of the upper confluence plate 314, the current equalizer 315 is horizontally installed in the lower diversion plate 312, and the air outlet tube 2 hermetically penetrates through the heat exchange box 311, the lower diversion plate 312 and the upper confluence plate 314 from bottom to top.
The disc type heat exchanger 31 comprises a heat exchange box 311, a lower splitter plate 312, a heat exchange bundle pipe 313, an upper confluence plate 314 and a flow equalizer 315, wherein water enters from the bottom surface of the lower splitter plate 312 in the heat exchange box 311, is split by the flow equalizer 315 in the heat exchange box, the flow of water entering the heat exchange bundle pipe 313 is uniform and stable in flow speed, so that the uniform heating of the water is ensured, the heating area of heated fluid (water) can be increased by the heat exchange bundle pipe 313, and the heat exchange efficiency is improved.
Example 3:
on the basis of the above embodiments, in embodiment 3, please refer to an embodiment shown in fig. 3, the current equalizer 315 is a circular plate uniformly provided with a plurality of current equalizing through holes 3151, and two ends of the current equalizing through holes 3151 are arranged in an inverted cone shape.
The through hole 3151 that flow equalizes can shunt the rivers that get into lower flow distribution disc 312, guarantees that the flow of rivers is even and the velocity of flow is stable, and the both ends of through hole 3151 that flow equalizes set up to the back taper, and the aspect of one end is intake, and the other end reduces out the water velocity of flow.
Example 4:
on the basis of the above embodiments, in embodiment 4, referring to fig. 4 and fig. 5, drum-shaped protrusions 5 are uniformly arranged on the outer side wall of the air outlet pipe 2 in the heat exchange box 311.
Preferably, a plurality of U-shaped heat conducting plates 6 arranged in a horizontal annular array are uniformly arranged on the outer side wall of the air outlet pipe 2 in the heat exchange box 311.
The outer side wall of the air outlet pipe 2 is provided with a U-shaped heat conduction plate 6 and a drum-shaped bulge 5, so that the contact area of heated fluid and a heating agent is increased, and the heat exchange efficiency is improved.
Example 5:
on the basis of the above embodiment, in an embodiment shown in embodiment 5, the heat exchange agent filled in the heat exchange box 311 is heat conduction oil.
The air outlet temperature of the air outlet pipe 2 of the Roots blower 1 is about 110-130 ℃, the boiling point of the heat conducting oil is basically 150-350 ℃, and the heat generated by the Roots blower 1 can be absorbed to a greater extent.
Reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," "a preferred embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally in this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (6)
1. The utility model provides a roots's fan heat recovery utilizes device for leather production, includes roots's fan (1), be provided with out tuber pipe (2) on the air outlet of roots's fan (1), its characterized in that: be provided with heat exchange device (3) on tuber pipe (2), just the part that goes out tuber pipe (2) is located in heat exchange device (3), heat exchange device (3) are including disc heat exchanger (31), working pump (32) and storage water tank (33), it passes to go out tuber pipe (2) from bottom to top sealedly disc heat exchanger (31), storage water tank (33) pass through working pump (32) with the water inlet intercommunication of disc heat exchanger (31).
2. The Roots blower heat recycling device for leather production as claimed in claim 1, wherein: the disc type heat exchanger (31) comprises a heat exchange box (311), a lower splitter disc (312), a heat exchange bundle pipe (313), an upper convergence disc (314) and a flow equalizer (315), wherein the heat exchange box (311) is installed on the Roots blower (1), the lower splitter disc (312) is horizontally installed on the inner bottom surface of the heat exchange box (311) through a support (4), the heat exchange bundle pipe (313) is vertically arranged, the bottom end of the heat exchange bundle pipe is communicated with the upper surface of the lower splitter disc (312), the upper end of the heat exchange bundle pipe (313) is communicated with the lower surface of the upper convergence disc (314), the flow equalizer (315) is horizontally installed in the lower splitter disc (312), and the air outlet pipe (2) penetrates through the heat exchange box (311), the lower splitter disc (312) and the upper convergence disc (314) in a sealing mode from bottom to top.
3. The Roots blower heat recycling device for leather production as claimed in claim 2, wherein: the flow equalizer (315) is a circular plate uniformly provided with a plurality of flow equalizing through holes (3151), and two ends of each flow equalizing through hole (3151) are arranged to be inverted cones.
4. The Roots blower heat recycling device for leather production as claimed in claim 2, wherein: and the outer side wall of the air outlet pipe (2) in the heat exchange box (311) is uniformly provided with drum-shaped bulges (5).
5. The Roots blower heat recycling device for leather production as claimed in claim 2, wherein: and a plurality of U-shaped heat-conducting plates (6) which are annularly arrayed along the horizontal direction are uniformly arranged on the outer side wall of the air outlet pipe (2) in the heat exchange box (311).
6. The Roots blower heat recycling device for leather production as claimed in claim 2, wherein: and the heat exchange agent filled in the heat exchange box (311) is heat conduction oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120260509.5U CN214470253U (en) | 2021-01-29 | 2021-01-29 | Roots blower heat recycling device for leather production |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120260509.5U CN214470253U (en) | 2021-01-29 | 2021-01-29 | Roots blower heat recycling device for leather production |
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| CN214470253U true CN214470253U (en) | 2021-10-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114562806A (en) * | 2021-12-22 | 2022-05-31 | 兴鼎工程(深圳)有限公司 | Total heat recovery device for energy-saving fresh air system |
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2021
- 2021-01-29 CN CN202120260509.5U patent/CN214470253U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114562806A (en) * | 2021-12-22 | 2022-05-31 | 兴鼎工程(深圳)有限公司 | Total heat recovery device for energy-saving fresh air system |
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