阅读说明：本技术 一种热油热能回收系统 (Hot oil heat energy recovery system ) 是由 何全德 于 2021-07-29 设计创作，主要内容包括：本申请提供了一种热油热能回收系统,包括第一后清洗池、第一喷管和第一散热片,第一散热片的进口端连接有第一高温淬火油管,第一散热片的出口端连接有第一低温淬火油管,第一喷管的侧壁上设有第一喷水孔,第一喷水孔朝向第一散热片,第一高温淬火油管上连接有油泵,油泵的用于将淬火池中的淬火油抽向第一高温淬火油管,第一低温淬火油管的出油口通向淬火池,第一喷管喷在第一散热片上的水能够流向第一后清洗池；热水流到第一后清洗池内,工件在淬火前或退火后经过第一后清洗池,热水能够快速使工件表面的油渍或附着物与工件分离,提升清洁效率和清洁效果,低温油从第一低温淬火油管流回到淬火池,降低淬火池内淬火油的油温,提升淬火效果。(The application provides a hot oil heat energy recovery system, which comprises a first rear cleaning pool, a first spray pipe and a first cooling fin, wherein the inlet end of the first cooling fin is connected with a first high-temperature quenching oil pipe, the outlet end of the first cooling fin is connected with a first low-temperature quenching oil pipe, a first water spray hole is arranged on the side wall of the first spray pipe, the first water spray hole faces the first cooling fin, an oil pump is connected onto the first high-temperature quenching oil pipe and is used for pumping quenching oil in the quenching pool to the first high-temperature quenching oil pipe, the oil outlet of the first low-temperature quenching oil pipe is communicated with the quenching pool, and water sprayed on the first cooling fin by the first spray pipe can flow to the first rear cleaning pool; in the hot-water flow cleaned the pond after first, the work piece was before quenching or after the annealing through first back cleaning the pond, and the hot-water can make the oil stain on work piece surface or attachment and work piece separation fast, promotes clean efficiency and clean effect, and the low temperature oil flows back to the quenching pond from first low temperature quenching oil pipe, reduces the oil temperature of quenching oil in the quenching pond, promotes the quenching effect.)

1. A hot oil heat energy recovery system is characterized by comprising a first post-cleaning pool (101), a first spray pipe (102) and a first cooling fin (103), the inlet end of the first radiating fin (103) is connected with a first high-temperature quenching oil pipe (104), the outlet end of the first radiating fin (103) is connected with a first low-temperature quenching oil pipe (105), a first water spray hole is arranged on the side wall of the first spray pipe (102) and faces the first cooling fin (103), the first high-temperature quenching oil pipe (104) is connected with an oil pump (106), the oil pump (106) is used for pumping quenching oil in a quenching bath to the first high-temperature quenching oil pipe (104), an oil outlet of the first low-temperature quenching oil pipe (105) is communicated with the quenching tank, and water sprayed on the first cooling fins (103) by the first spray pipe (102) can flow to the first rear cleaning tank (101).

2. Hot oil heat energy recovery system according to claim 1, characterized in that the first heat sink (103) is located directly above the first post-wash basin (101).

3. Hot oil heat recovery system according to claim 1 or 2, characterized in that the first lance (102) is placed transversely directly above the first heat sink (103).

4. Hot oil thermal energy recovery system according to claim 3, characterized in that the first lance (102) comprises a first branch pipe (107) and a second branch pipe (108), the first branch pipe (107) and the second branch pipe (108) are parallel, the first branch pipe (107) and the second branch pipe (108) are located on the same horizontal plane, the same end of the first branch pipe (107) and the second branch pipe (108) is provided with a first tee (109), two ports of the first tee (109) are respectively communicated with the first branch pipe (107) and the second branch pipe (108), the end of the first branch pipe (107) far away from the first tee (109) is closed, the first spray hole is arranged on the outer wall of the first branch pipe (107) and the second branch pipe (108), the other port of the first tee (109) is connected with a first water pump (110), the first water pump (110) is connected with the water tank, and the first water pump (110) is used for pumping water in the water tank into the first branch pipe (107) and the second branch pipe (108).

5. The hot oil heat recovery system according to claim 1, further comprising a second post-cleaning bath (111), a second spray pipe (112) and a second heat sink (113), the inlet end of the second cooling fin (113) is connected with a second high-temperature quenching oil pipe (114), the outlet end of the second cooling fin (113) is connected with a second low-temperature quenching oil pipe (115), a second water spray hole is arranged on the side wall of the second spray pipe (112), the second water spray hole faces the second cooling fin (113), an oil outlet of the second low-temperature quenching oil pipe (115) is communicated with the quenching bath, the first high-temperature quenching oil pipe (104) is communicated with the second high-temperature quenching oil pipe (114), the water sprayed on the second heat radiating fins (113) by the second spray pipe (112) can flow to the first post-cleaning tank (101).

6. Hot oil heat recovery system according to claim 5, characterized in that the second heat sink (113) is located directly above the second post-wash basin (111).

7. Hot oil heat recovery system according to claim 5 or 6, characterized in that the second lance (112) is placed transversely directly above the second fin (113).

8. Hot oil thermal energy recovery system according to claim 7, characterized in that the second lance (112) comprises a third branch (116) and a fourth branch (117), the third branch (116) and the fourth branch (117) are parallel, the third branch (116) and the fourth branch (117) are located on the same horizontal plane, a second tee (118) is provided at the same end of the third branch (116) and the fourth branch (117), two ports of the second tee (118) are respectively communicated with the third branch (116) and the fourth branch (117), the end of the third branch (116) far away from the second tee (118) is closed, the first orifice is provided on the outer wall of the third branch (116) and the fourth branch (117), and a second water pump (119) is connected to the other port of the second tee (118), the second water pump (119) is connected with the water tank, and the second water pump (119) is used for pumping water in the water tank into the third branch pipe (116) and the fourth branch pipe (117).

Technical Field

The application relates to the technical field of heat recovery, in particular to a hot oil heat energy recovery system.

Background

In the production and manufacturing process of fasteners such as bolts, nuts and the like, a quenching and annealing process is required to be used, in order to improve the quenching and annealing efficiency, the fasteners are generally conveyed to pass through a quenching furnace and an annealing furnace, a heater and quenching liquid (water or oil) are arranged in the quenching furnace, workpieces are placed on a conveying belt, the workpieces are heated firstly when passing through the quenching furnace along with the conveying belt, then quenching is finished, and annealing is finished after the quenching is finished and then passing through the annealing furnace along with the conveying belt.

Before quenching and after annealing, the workpiece needs to be cleaned, however, in the prior art, the cleaning pool is adopted, the temperature of the workpiece is higher before quenching and after annealing, water in the cleaning pool absorbs heat and partially evaporates when the conveying belt passes through the cleaning pool, the heat cannot be reused, and the heat absorbed by the quenching liquid cannot be reused when the workpiece is quenched.

The contact temperature of quenching oil used in the quenching process and a high-temperature workpiece is increased to become high-temperature quenching oil, the high-temperature quenching oil can influence the quenching effect, so a cooling device needs to be additionally arranged, the cooling in the prior art is generally realized by blowing air by a fan, and the heat energy of the hot oil is dissipated into the air and cannot be fully utilized.

Disclosure of Invention

The application provides a hot oil heat recovery system for adopt the fan to blow the cooling to hot oil among the solution prior art, the heat energy of hot oil scatters and disappears the unable problem by make full use of in the air.

In order to achieve the above purpose, the embodiments of the present application propose the following technical solutions:

the utility model provides a hot oil heat recovery system, includes first back washing pond, first spray tube and first fin, the entrance connection of first fin has first high temperature quenching oil pipe, the exit end of first fin is connected with first low temperature quenching oil pipe, be equipped with first hole for water spraying on the lateral wall of first spray tube, first hole for water spraying orientation first fin, be connected with the oil pump on the first high temperature quenching oil pipe, the quenching oil that is arranged in with in the quenching pond that is arranged in of oil pump is taken out to first high temperature quenching oil pipe, the oil-out of first low temperature quenching oil pipe accesss to the quenching pond, first spray tube spouts hydroenergy on the first fin can flow to first back washing pond.

In some embodiments, the first heat sink is positioned directly above the first post-wash tank.

In some embodiments, the first nozzle is positioned laterally directly above the first fin.

In some embodiments, the first spray pipe includes a first branch pipe and a second branch pipe, the first branch pipe and the second branch pipe are parallel, the first branch pipe and the second branch pipe are located on the same horizontal plane, a first three-way pipe is arranged at the same end of the first branch pipe and the second branch pipe, two ports of the first three-way pipe are respectively communicated with the first branch pipe and the second branch pipe, one end of the first branch pipe, which is far away from the first three-way pipe, is closed, the first spray hole is arranged on the outer walls of the first branch pipe and the second branch pipe, the other port of the first three-way pipe is connected with a first water pump, the first water pump is connected with a water tank, and the first water pump is used for pumping water in the water tank into the first branch pipe and the second branch pipe.

In some embodiments, the hot oil thermal energy recovery system further includes a second post-cleaning pool, a second spray pipe and a second heat sink, the inlet end of the second heat sink is connected with a second high-temperature quenching oil pipe, the outlet end of the second heat sink is connected with a second low-temperature quenching oil pipe, a second water spray hole is arranged on the side wall of the second spray pipe, the second water spray hole faces the second heat sink, the oil outlet of the second low-temperature quenching oil pipe leads to the quenching pool, the first high-temperature quenching oil pipe is communicated with the second high-temperature quenching oil pipe, and water sprayed on the second heat sink by the second spray pipe can flow to the first post-cleaning pool.

In some embodiments, the second heat sink is positioned directly above the second post-wash tank.

In some embodiments, the second nozzle is positioned laterally directly above the second fin.

In some embodiments, the second spray pipe includes a third branch pipe and a fourth branch pipe, the third branch pipe and the fourth branch pipe are parallel, the third branch pipe and the fourth branch pipe are located on the same horizontal plane, a second three-way pipe is disposed at the same end of the third branch pipe and the fourth branch pipe, two ports of the second three-way pipe are respectively communicated with the third branch pipe and the fourth branch pipe, one end of the third branch pipe, which is far away from the second three-way pipe, is closed, the first spray hole is disposed on the outer walls of the third branch pipe and the fourth branch pipe, the other port of the second three-way pipe is connected with a second water pump, the second water pump is connected with a water tank, and the second water pump is used for pumping water in the water tank into the third branch pipe and the fourth branch pipe.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural view of a thermal oil heat energy recovery system in an embodiment of the present application.

Reference numerals:

101. a first post-cleaning tank; 102. a first nozzle; 103. a first heat sink; 104. a first high temperature quenched oil pipe; 105. a first low temperature quenched oil pipe; 106. an oil pump; 107. a first branch pipe; 108. a second branch pipe; 109. a first three-way pipe; 110. a first water pump; 111. a second post-cleaning tank; 112. a second nozzle; 113. a second heat sink; 114. a second high temperature quenched oil pipe; 115. a second low temperature quenched oil pipe; 116. a third branch pipe; 117. a fourth branch pipe; 118. a second three-way pipe; 119. and a second water pump.

Detailed Description

Embodiments of the present application will be described in further detail below with reference to the drawings and examples. The following examples are intended to illustrate the present application but are not intended to limit the scope of the present application.

In the description of the embodiments of the present application, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the embodiments of the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the embodiments of the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present application, it should be noted that the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, unless explicitly stated or limited otherwise; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. Specific meanings of the above terms in the embodiments of the present application can be understood in specific cases by those of ordinary skill in the art.

In the embodiments of the present application, unless otherwise explicitly specified or limited, the first feature "on" or "under" the second feature may be directly contacted with the second feature or indirectly contacted with the second feature through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," "some examples," or "possible implementations" or the like, mean 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 an embodiment of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to 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. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

As shown in fig. 1, in the embodiment of the present application, a hot oil thermal energy recovery system is provided, which includes a first post-cleaning tank 101, a first spray pipe 102 and a first heat sink 103, an inlet end of the first heat sink 103 is connected with a first high-temperature quenching oil pipe 104, an outlet end of the first heat sink 103 is connected with a first low-temperature quenching oil pipe 105, a side wall of the first spray pipe 102 is provided with a first water spray hole, the first water spray hole faces the first heat sink 103, the first high-temperature quenching oil pipe 104 is connected with an oil pump 106, the oil pump 106 is configured to pump quenching oil in the quenching tank to the first high-temperature quenching oil pipe 104, an oil outlet of the first low-temperature quenching oil pipe 105 leads to the quenching tank, and water sprayed on the first heat sink 103 by the first spray pipe 102 can flow to the first post-cleaning tank 101.

In the hot oil heat energy recovery system provided by this embodiment, in the working process, the oil pump 106 pumps the high-temperature quenching oil from the first high-temperature quenching oil pipe 104 into the first heat sink 103, the heat dissipation coil is disposed in the first heat sink 103, and at the same time, the first spray pipe 102 sprays the cold water onto the first heat sink 103, the first cooling fin 103 is cooled, the cooled quenching oil becomes low-temperature quenching oil, the low-temperature quenching oil is changed into hot water after cold water absorbs heat of the first cooling fin 103 from the first low-temperature quenching oil pipe 105, the hot water flows into the first rear cleaning tank 101, the workpiece passes through the first rear cleaning tank 101 before quenching or after annealing, the hot water can quickly separate oil stains or attachments on the surface of the workpiece from the workpiece, cleaning efficiency and cleaning effect are improved, the low-temperature oil flows back to the quenching tank from the first low-temperature quenching oil pipe 105, the oil temperature of the quenching oil in the quenching tank is reduced, and the quenching effect is improved.

In some embodiments, the first heat sink 103 is located directly above the first post-cleaning bath 101.

In some embodiments, the first nozzle 102 is positioned directly above the first fin 103.

Through the above embodiment, water is sprayed from the first spray pipe 102 and then sprinkled on the first heat sink 103, absorbs heat of the first heat sink 103 and then drops back into the first post-cleaning tank 101, so that an additional connecting pipeline is not required, the structure is more compact, and the manufacturing cost and the maintenance cost of the system are reduced.

In some embodiments, the first spray pipe 102 includes a first branch pipe 107 and a second branch pipe 108, the first branch pipe 107 and the second branch pipe 108 are parallel, the first branch pipe 107 and the second branch pipe 108 are located on the same horizontal plane, a first tee 109 is disposed at the same end of the first branch pipe 107 and the second branch pipe 108, two ports of the first tee 109 are respectively communicated with the first branch pipe 107 and the second branch pipe 108, one end of the first branch pipe 107 away from the first tee 109 is closed, a first spray hole is disposed on the outer wall of the first branch pipe 107 and the second branch pipe 108, the other port of the first tee 109 is connected with a first water pump 110, the first water pump 110 is connected with a water tank (the water tank is not shown in fig. 1, and is used for containing cold water and spraying on the heat sink), and the first water pump 110 is used for pumping water in the water tank into the first branch pipe 107 and the second branch pipe 108.

Through the above embodiment, the first branch pipe 107 and the second branch pipe 108 are respectively connected with the first three-way pipe 109 to form a U-shaped structure, so that the spraying range is wider, cold water can be more dispersedly sprayed on the first radiating fins 103, and the heat exchange efficiency is improved.

In some embodiments, the hot oil thermal energy recovery system further includes a second post-cleaning tank 111, a second spray pipe 112 and a second heat sink 113, an inlet end of the second heat sink 113 is connected with a second high-temperature quenching oil pipe 114, an outlet end of the second heat sink 113 is connected with a second low-temperature quenching oil pipe 115, a second water spray hole is formed in a side wall of the second spray pipe 112, the second water spray hole faces the second heat sink 113, an oil outlet of the second low-temperature quenching oil pipe 115 leads to the quenching tank, the first high-temperature quenching oil pipe 104 is communicated with the second high-temperature quenching oil pipe 114, and water sprayed on the second heat sink 113 by the second spray pipe 112 can flow to the first post-cleaning tank 101.

Through the above embodiment, in the working process, the oil pump 106 pumps high-temperature quenching oil from the second high-temperature quenching oil pipe 114 into the second heat sink 113, the heat sink coil is arranged in the second heat sink 113, meanwhile, the second spray pipe 112 sprays cold water on the second heat sink 113 to cool the second heat sink 113, the cooled quenching oil becomes low-temperature quenching oil, the low-temperature quenching oil from the second low-temperature quenching oil pipe 115 becomes hot water after absorbing heat of the second heat sink 113, the hot water flows into the second post-cleaning tank 111, the workpiece passes through the second post-cleaning tank 111 before quenching or after annealing, the hot water can quickly separate oil stains or attachments on the surface of the workpiece from the workpiece, cleaning efficiency and cleaning effect are improved, the low-temperature oil flows back to the quenching tank from the second low-temperature quenching oil pipe 115, the oil temperature of the quenching oil in the quenching tank is reduced, and the quenching effect is improved.

In some embodiments, the second heat sink 113 is located directly above the second post-cleaning bath 111.

In some embodiments, the second nozzle 112 is disposed directly above the second fin 113.

Through the above embodiment, water is sprayed from the second spray pipe 112 and then sprinkled on the second heat sink 113, and after absorbing heat of the second heat sink 113, the water is dripped back into the second post-cleaning tank 111, no additional connecting pipeline is needed, the structure is more compact, and the manufacturing cost and the maintenance cost of the system are reduced.

In some embodiments, the second spray pipe 112 includes a third branch pipe 116 and a fourth branch pipe 117, the third branch pipe 116 and the fourth branch pipe 117 are parallel, the third branch pipe 116 and the fourth branch pipe 117 are located on the same horizontal plane, a second tee pipe 118 is disposed at the same end of the third branch pipe 116 and the fourth branch pipe 117, two ports of the second tee pipe 118 are respectively communicated with the third branch pipe 116 and the fourth branch pipe 117, one end of the third branch pipe 116 away from the second tee pipe 118 is closed, a first spray hole is disposed on the outer wall of the third branch pipe 116 and the fourth branch pipe 117, the other port of the second tee pipe 118 is connected with a second water pump 119, the second water pump 119 is connected with the water tank, and the second water pump 119 is used for pumping water in the water tank into the third branch pipe 116 and the fourth branch pipe 117.

Through the above embodiment, the third branch pipe 116 and the fourth branch pipe 117 are respectively connected with the second three-way pipe 118 to form a U-shaped structure, so that the spraying range is wider, cold water can be more dispersedly sprayed on the second cooling fins 113, and the heat exchange efficiency is improved.

The above examples are only for explaining the present application and are not intended to limit the present application, and those skilled in the art can make modifications to the embodiments of the present application without inventive contribution as needed after reading the present specification, but are protected by patent laws within the scope of the claims of the present application.