CN216010794U - Low-grade waste heat recovery device based on plywood production process - Google Patents
Low-grade waste heat recovery device based on plywood production process Download PDFInfo
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- CN216010794U CN216010794U CN202122117733.1U CN202122117733U CN216010794U CN 216010794 U CN216010794 U CN 216010794U CN 202122117733 U CN202122117733 U CN 202122117733U CN 216010794 U CN216010794 U CN 216010794U
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Abstract
The utility model discloses a low-grade waste heat recovery device based on plywood production process, including connecting the bottom plate, the top surface fixed mounting of connecting the bottom plate has conduction oil boiler and steam boiler, and the gas outlet of conduction oil boiler is connected with the coupling hose, and fixed mounting has waste heat recovery mechanism in the inner chamber of steam boiler, and the opposite side of coupling hose and the inner chamber fixed connection of waste heat recovery mechanism, and waste heat recovery mechanism includes the heating cabinet, and the heating cabinet is located the inner chamber of steam boiler; in the scheme, the heat conduction oil boiler, the steam boiler, the connecting hose and the waste heat recovery mechanism are matched with each other, in the actual using process, high-temperature oil smoke generated by the heat conduction oil boiler enters the inner cavity of the waste heat recovery mechanism through the connecting hose, water in the inner cavity of the steam boiler is heated through the waste heat recovery mechanism, high-temperature steam is formed, waste heat is recovered and reused through the high-temperature steam, and efficient utilization of resources is achieved.
Description
Technical Field
The utility model relates to an energy recovery technical field specifically is low-grade waste heat recovery device based on plywood production process.
Background
China is a large country for plywood production, but plywood production enterprises are mostly small and medium-sized enterprises, and certain gaps exist between the technical level and the energy consumption compared with the international advanced level. The production process of the plywood comprises the steps of stewing, drying and hot pressing of wood, and a large amount of heat is used in the glue production process, and the current plywood production business mainly adopts two modes of a steam boiler or a heat-conducting oil boiler to supply heat to the production process.
In recent years, a heat transfer oil boiler and a steam boiler are separately established in a large number of production processes. The exhaust gas temperature of the heat conducting oil boiler and the steam boiler is high, a large amount of heat is taken away, on one hand, the utilization efficiency of energy is reduced, the energy is wasted, on the other hand, the high exhaust gas temperature causes heat pollution to the periphery, the waste heat in the production process is fully utilized, and the maximization of energy utilization is achieved.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art or the correlation technique.
Therefore, the utility model discloses the technical scheme who adopts does: the low-grade waste heat recovery device based on the plywood production process comprises a connecting bottom plate, a heat conduction oil boiler and a steam boiler are fixedly mounted on the top surface of the connecting bottom plate, a gas outlet of the heat conduction oil boiler is connected with a connecting hose, a waste heat recovery mechanism is fixedly mounted in an inner cavity of the steam boiler, and the other side of the connecting hose is fixedly connected with the inner cavity of the waste heat recovery mechanism.
The present invention may be further configured in a preferred embodiment as: the waste heat recovery mechanism comprises a heating box, the heating box is located in an inner cavity of the steam boiler and is of a round table-shaped structure, and the area of the cross section of the top surface of the heating box is larger than that of the cross section of the bottom surface of the heating box.
Through adopting above-mentioned technical scheme, utilize the round platform shape structure of heating cabinet, the area size of heating cabinet top surface cross section is greater than the design of the area size of heating cabinet bottom surface cross section for at the in-process that carries out waste heat recovery and recycle, high-temperature gas can enlarge with the steam boiler inner chamber in the area of contact of rivers, improved the efficiency of heat exchange.
The present invention may be further configured in a preferred embodiment as: the bottom surface fixedly connected with air guide subassembly of heating cabinet, the air guide subassembly includes the air current pipe, the top surface of air current pipe is connected with the buoyancy dish.
Through adopting above-mentioned technical scheme, utilize the setting of air guide subassembly, in the use of reality, when the high-temperature gas temperature in the heating cabinet inner chamber reduced, follow-up high-temperature gas that comes in can extrude low-temperature gas and move down, and then makes low-temperature gas spill over through the junction between buoyancy disc and the air current pipe, has guaranteed high-temperature gas's continuous input.
The present invention may be further configured in a preferred embodiment as: the top surface fixedly connected with pressure piece of buoyancy dish, the pressure piece is located the central point of buoyancy dish, and the height of coupling hose in the heating cabinet inner chamber is higher than the height of buoyancy dish.
Through adopting above-mentioned technical scheme, utilize the setting of pressure piece and buoyancy disc, at the in-process that uses, if during rivers in the steam boiler inner chamber entered into the inner chamber of heating cabinet, rivers in the heating cabinet inner chamber promote the buoyancy disc and rise with the gap increase between buoyancy disc and the air current pipe, guaranteed that rivers overflow fast, connecting hose highly is higher than the highly guaranteed rivers that can not flow back of buoyancy disc in the heating cabinet inner chamber.
The present invention may be further configured in a preferred embodiment as: the outer side of the airflow guide pipe is connected with a pushing shaft in a sliding mode, and the top surface of the pushing shaft is fixedly connected with the bottom surface of the buoyancy disc.
Through adopting above-mentioned technical scheme, utilize the effect of ejector shaft, through the fixed connection of ejector shaft and buoyancy dish for the buoyancy dish is after floating, and the buoyancy dish can be stable fall to the top surface of air current pipe at the in-process that falls back, guarantees the butt stability between buoyancy dish and the air current pipe.
The present invention may be further configured in a preferred embodiment as: the top surface fixedly connected with filter equipment of conduction oil boiler, filter equipment includes the filtration collar, the inboard of filtering the collar is equipped with the helicla flute, the inboard rotation of helicla flute is connected with the filter disc core.
Through adopting above-mentioned technical scheme, utilize filtering mechanism's setting, the helicla flute that the inboard setting of filter collar and filter disc core are connected with the rotation of helicla flute for when using, the filter disc core can be dismantled and connect in the inboard of helicla flute, has guaranteed the quick assembly disassembly of filter disc core, and the stable connection of coupling hose also can be guaranteed in the setting of helicla flute simultaneously.
The present invention may be further configured in a preferred embodiment as: the outside of filter disc core has seted up the spacing groove, the high size of filter disc core is less than the high size of filtering the collar.
Through adopting above-mentioned technical scheme, the spacing groove that the filter disc core outside was seted up makes when using, only needs to drive the filter disc core through the spacing groove and wholly rotates and can guarantee that the quick inboard from the helicla flute of filter disc core is torn open, and the size of height that the size of height of filter disc core is less than the size of height of filtering the collar simultaneously has guaranteed that the helicla flute can have the headspace to carry out being connected of coupling hose and filtering the collar.
The present invention may be further configured in a preferred embodiment as: the outside of filtering mechanism is equipped with the heat preservation, the heat preservation is the aerogel material component.
Through adopting above-mentioned technical scheme, the heat preservation that utilizes the filter mechanism outside to set up has guaranteed that high-temperature gas can prevent that the heat from overflowing to the external world at the in-process of transportation, the aerogel material component of heat preservation, the porous structure of aerogel can be further the assurance heat preservation ability.
By adopting the technical scheme, the utility model discloses the beneficial effect who gains does:
1. the utility model discloses in, utilize mutually supporting of conduction oil boiler, steam boiler, coupling hose and waste heat recovery mechanism, in the use of reality, the high temperature oil flue gas that the conduction oil boiler produced passes through coupling hose and enters into the inner chamber of waste heat recovery mechanism, heats the water in the steam boiler inner chamber through waste heat recovery mechanism, makes it form high temperature vapor, utilizes high temperature vapor to carry out the recovery of waste heat and recycles, has realized the high-efficient utilization of resource.
2. The utility model discloses in, utilize the effect of air guide subassembly for can in the use in-process can in time derive through the low temperature gas with in the heating cabinet inner chamber, can in time derive when the temperature in the heating cabinet inner chamber is gaseous, guaranteed the atmospheric pressure balance in the waste heat recovery mechanism inner chamber, prevent that the steam that the atmospheric pressure in the waste heat recovery mechanism inner chamber too big leads to producing is difficult to influence the rivers heating effect in the steam boiler inner chamber in entering into the inner chamber of waste heat recovery mechanism, further improved the high-efficient utilization of heat energy resource.
Drawings
Fig. 1 is an overall schematic view of an embodiment of the present invention;
fig. 2 is a schematic view of a waste heat recovery mechanism according to an embodiment of the present invention;
fig. 3 is a schematic view of a flow guide assembly according to an embodiment of the present invention;
fig. 4 is a schematic view of a filter mechanism according to an embodiment of the present invention.
Reference numerals:
100. connecting the bottom plate; 110. a heat conducting oil boiler; 120. a steam boiler; 130. a connecting hose;
200. a waste heat recovery mechanism; 210. a heating box; 220. an air guide assembly; 221. an air flow conduit; 222. a buoyancy disc; 223. a pushing shaft; 224. a pressure block;
300. a filtering mechanism; 310. a filter mounting ring; 311. a helical groove; 320. a filter disc core.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
It is to be understood that such description is merely exemplary and is not intended to limit the scope of the present invention.
The following describes the low-grade waste heat recovery device based on plywood production process provided by some embodiments of the present invention with reference to the drawings, including the connection bottom plate 100, the top surface fixed mounting of the connection bottom plate 100 has the heat-conducting oil boiler 110 and the steam boiler 120, the gas outlet of the heat-conducting oil boiler 110 is connected with the connection hose 130, the fixed mounting has the waste heat recovery mechanism 200 in the inner chamber of the steam boiler 120, and the other side of the connection hose 130 is fixedly connected with the inner chamber of the waste heat recovery mechanism 200.
As shown in fig. 2, further, the heat recovery mechanism 200 includes a heating box 210, the heating box 210 is located in the inner cavity of the steam boiler 120, the heating box 210 has a truncated cone shape, and the cross-sectional area of the top surface of the heating box 210 is larger than the cross-sectional area of the bottom surface of the heating box 210.
Specifically, by using the truncated cone-shaped structure of the heating box 210, the area of the cross section of the top surface of the heating box 210 is larger than the area of the cross section of the bottom surface of the heating box 210, so that in the process of recycling waste heat, the contact area between the high-temperature gas and the water flow in the inner cavity of the steam boiler 120 can be enlarged, and the heat exchange efficiency is improved.
As shown in fig. 2 to 3, further, an air guide 220 is fixedly connected to a bottom surface of the heating chamber 210, the air guide 220 includes an air flow duct 221, and a buoyancy disc 222 is connected to a top surface of the air flow duct 221.
Specifically, by means of the arrangement of the gas guide assembly 220, in the actual use process, when the temperature of the high-temperature gas in the inner cavity of the heating box 210 is reduced, the subsequent high-temperature gas entering the heating box can extrude the low-temperature gas to move downwards, so that the low-temperature gas overflows through the connecting part between the buoyancy disc 222 and the gas flow guide pipe 221, and the continuous input of the high-temperature gas is ensured.
As shown in fig. 3, further, a pressure block 224 is fixedly connected to the top surface of the buoyancy disc 222, the pressure block 224 is located at the center of the buoyancy disc 222, a pushing shaft 223 is slidably connected to the outer side of the airflow duct 221, the top surface of the pushing shaft 223 is fixedly connected to the bottom surface of the buoyancy disc 222, and the height of the connecting hose 130 in the inner cavity of the heating box 210 is higher than the height of the buoyancy disc 222.
Specifically, by the arrangement of the pressure block 224 and the buoyancy disc 222, in the use process, if the water flow in the inner cavity of the steam boiler 120 enters the inner cavity of the heating box 210, the water flow in the inner cavity of the heating box 210 pushes the buoyancy disc 222 to ascend, so that the gap between the buoyancy disc 222 and the air flow conduit 221 is increased, thereby ensuring that the water flow quickly overflows, and the height of the connection hose 130 in the inner cavity of the heating box 210 is higher than the height of the buoyancy disc 222, thereby ensuring that the water flow cannot flow back.
Specifically, by utilizing the action of the pushing shaft 223 and the fixed connection between the pushing shaft 223 and the buoyancy disc 222, after the buoyancy disc 222 floats, the buoyancy disc 222 can stably fall onto the top surface of the airflow guide pipe 221 in the falling back process, and the abutting stability between the buoyancy disc 222 and the airflow guide pipe 221 is ensured.
As shown in fig. 4, further, the top surface of the heat transfer oil boiler 110 is fixedly connected with a filtering mechanism 300, the filtering mechanism 300 includes a filtering installation ring 310, the inner side of the filtering installation ring 310 is provided with a spiral groove 311, the inner side of the spiral groove 311 is rotatably connected with a filter disc core 320, the outer side of the filter disc core 320 is provided with a limiting groove, and the height of the filter disc core 320 is smaller than the height of the filtering installation ring 310.
Specifically, with the arrangement of the filtering mechanism 300, the spiral groove 311 arranged on the inner side of the filtering installation ring 310 and the filter disc core 320 are connected with the spiral groove 311 in a rotating manner, so that when the filter disc core 320 is used, the filter disc core 320 can be detachably connected to the inner side of the spiral groove 311, the quick assembly and disassembly of the filter disc core 320 are ensured, and meanwhile, the spiral groove 311 is also arranged to ensure the stable connection of the connecting hose 130.
Specifically, the limiting groove formed in the outer side of the filter disc core 320 enables the filter disc core 320 to be rapidly detached from the inner side of the spiral groove 311 only by driving the filter disc core 320 to integrally rotate through the limiting groove, and meanwhile, the height of the filter disc core 320 is smaller than that of the filter mounting ring 310, so that the spiral groove 311 can be provided with a reserved space for connecting the connecting hose 130 with the filter mounting ring 310.
As shown in fig. 1, further, an insulating layer is disposed on the outer side of the filtering mechanism 300, and the insulating layer is an aerogel member.
Specifically, the heat preservation that utilizes the filter mechanism 300 outside to set up has guaranteed that high-temperature gas can prevent that the heat from overflowing to the external world at the in-process of transportation, the aerogel material component of heat preservation, the porous structure of aerogel can be further guarantee heat preservation ability.
The utility model discloses a theory of operation and use flow:
the high-temperature flue gas generated by the heat conducting oil boiler 110 is transmitted into the inner cavity of the heating box 210 through the connecting hose 130, the high-temperature flue gas is located in the inner cavity of the heating box 210, heat exchange is performed between the outer wall of the heating box 210 and the water flow in the inner cavity of the steam boiler 120, the water flow in the inner cavity of the steam boiler 120 is heated to become high-temperature water vapor for secondary heating, the high-temperature flue gas is heated to the top surface of the inner cavity of the heating box 210, and the flue gas with lowered temperature is extruded by the high-temperature flue gas to flow out from a gap between the air flow conduit 221 and the buoyancy disc 222.
In the present application, the term "plurality" means two or more unless expressly defined otherwise. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
It will be understood that when an element is referred to as being "mounted to," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.
Claims (8)
1. Low-grade waste heat recovery device based on plywood production process, including connecting bottom plate (100), its characterized in that, the top surface fixed mounting who connects bottom plate (100) has conduction oil boiler (110) and steam boiler (120), the gas outlet of conduction oil boiler (110) is connected with coupling hose (130), fixed mounting has waste heat recovery mechanism (200) in the inner chamber of steam boiler (120), the opposite side of coupling hose (130) and the inner chamber fixed connection of waste heat recovery mechanism (200).
2. Plywood production process-based low-grade waste heat recovery device according to claim 1, characterized in that the waste heat recovery means (200) comprises a heating box (210), the heating box (210) is located in the inner cavity of the steam boiler (120), the heating box (210) is of a truncated cone structure, and the cross section of the top surface of the heating box (210) is larger than the cross section of the bottom surface of the heating box (210).
3. The plywood-production-process-based low-grade waste heat recovery device according to claim 2, wherein an air guide assembly (220) is fixedly connected to the bottom surface of the heating box (210), the air guide assembly (220) comprises an air flow guide pipe (221), and a buoyancy disc (222) is connected to the top surface of the air flow guide pipe (221).
4. The plywood-production-process-based low-grade waste heat recovery device according to claim 3, wherein a pressure block (224) is fixedly connected to the top surface of the buoyancy disc (222), the pressure block (224) is located at the center of the buoyancy disc (222), and the height of the connecting hose (130) in the inner cavity of the heating box (210) is higher than that of the buoyancy disc (222).
5. The plywood-production-process-based low-grade waste heat recovery device according to claim 3, wherein a pushing shaft (223) is slidably connected to the outer side of the airflow duct (221), and the top surface of the pushing shaft (223) is fixedly connected with the bottom surface of the buoyancy disc (222).
6. The plywood-production-process-based low-grade waste heat recovery device according to claim 1, wherein a filtering mechanism (300) is fixedly connected to the top surface of the heat conducting oil boiler (110), the filtering mechanism (300) comprises a filtering mounting ring (310), a spiral groove (311) is formed in the inner side of the filtering mounting ring (310), and a filter disc core (320) is rotatably connected to the inner side of the spiral groove (311).
7. The plywood-production-process-based low-grade waste heat recovery device according to claim 6, wherein a limiting groove is formed in the outer side of the filter disc core (320), and the height of the filter disc core (320) is smaller than that of the filter mounting ring (310).
8. The plywood-production-process-based low-grade waste heat recovery device according to claim 6, wherein an insulating layer is arranged on the outer side of the filtering mechanism (300), and the insulating layer is an aerogel component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122117733.1U CN216010794U (en) | 2021-09-03 | 2021-09-03 | Low-grade waste heat recovery device based on plywood production process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122117733.1U CN216010794U (en) | 2021-09-03 | 2021-09-03 | Low-grade waste heat recovery device based on plywood production process |
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| Publication Number | Publication Date |
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| CN216010794U true CN216010794U (en) | 2022-03-11 |
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| CN202122117733.1U Active CN216010794U (en) | 2021-09-03 | 2021-09-03 | Low-grade waste heat recovery device based on plywood production process |
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| CN (1) | CN216010794U (en) |
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- 2021-09-03 CN CN202122117733.1U patent/CN216010794U/en active Active
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