CN214840046U

CN214840046U - Heat exchanger for return oil

Info

Publication number: CN214840046U
Application number: CN202022745559.0U
Authority: CN
Inventors: 李英超; 李雷; 封光
Original assignee: Hebei Feitian Petrochemical Group Co Ltd
Current assignee: Hebei Feitian Petrochemical Group Co Ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-11-23
Anticipated expiration: 2030-11-24

Abstract

The utility model discloses a heat exchanger for oil reflux, including machine tooling main part, treatment tank main part and oil tank main part, oil tank main part upper end has set up water pump one, and water pump one end is through defeated oil pipe and machine tooling main part intercommunication, the oil feed tank has been seted up to machine tooling main part lower extreme, machine tooling main part lower extreme has been at the inside fixed connection toper collecting plate of treatment tank main part, and toper collecting plate lower extreme is through two and filter equipment intercommunications in mobile chamber, the inside filter screen that has set up of filter equipment, the filter screen lower extreme has set up the active carbon, filter screen and active carbon one side fixed connection have the connecting block, and the inside mobile chamber two that has set up with the filter equipment intercommunication of heat exchanger main part, two insides in mobile chamber have set up and have kept off and flow the board, keep off the flow board surface and seted up the oil leak hole. A heat exchanger for oil that flows back, can reach fine heat exchange effect, can also carry out filtration treatment, relatively practical to the oil that flows back.

Description

Heat exchanger for return oil

Technical Field

The utility model relates to a heat exchanger scope specifically is a heat exchanger for oil return.

Background

Heat exchangers (also known as heat exchangers or heat exchange devices) are devices used to transfer heat from a hot fluid to a cold fluid to meet specified process requirements, and are an industrial application of convective and conductive heat transfer. Heat exchangers can be classified in different ways. The operation process can be divided into three categories of dividing wall type, mixed type and heat accumulating type (or called regenerative type); the degree of compactness of the surface thereof can be classified into two types, compact and non-compact. Most of the existing heat exchangers for returning oil have no device for slowing down the flow rate of the returning oil, so the cooling effect is not ideal, and if the heat of the oil in the machine is too large, the machine can be damaged. And the return oil contains a plurality of impurities, and the traditional heat exchanger has no filtering device, so that a heat exchanger for the return oil is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heat exchanger is used to backward flow oil to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a heat exchanger for backflow oil comprises a machining main body, a treatment box main body and an oil tank main body, wherein a first water pump is arranged at the upper end of the oil tank main body, one end of the first water pump is communicated with the machining main body through an oil conveying pipe, an oil inlet groove is formed in the lower end of the machining main body, a conical oil collecting plate is fixedly connected to the lower end of the machining main body in the treatment box main body, the lower end of the conical oil collecting plate is communicated with a filtering device through a second flow cavity, a filter screen is arranged in the filtering device, activated carbon is arranged at the lower end of the filter screen, a connecting block is fixedly connected to one side of the filter screen and the activated carbon, the lower end of the filtering device is provided with a heat exchanger main body fixedly connected with the lower end of the treatment box main body, the second flow cavity communicated with the filtering device is arranged in the heat exchanger main body, a flow baffle plate is arranged in the second flow cavity, and an oil leakage hole is formed in the surface of the flow baffle plate, a first flow cavity is formed in the heat exchanger on two sides of the second flow cavity, a cooling box fixedly connected with the treatment box main body is arranged on one side of the rear surface of the heat exchanger main body, a second water pump is arranged at the upper end of the cooling box, the output end of the second water pump is connected with a double-head water delivery pipe communicated with the first flow cavity, a return pipe penetrating through the heat exchanger main body and communicated with the cooling box is connected to the bottom of the first flow cavity, and the second flow cavity is communicated with the oil tank main body.

As a further aspect of the present invention: the upper end of the oil tank main body is provided with an oil inlet.

As a further aspect of the present invention: the upper end of the cooling box is provided with a water inlet.

As a further aspect of the present invention: the surface of the connecting block is provided with a handle.

As a further aspect of the present invention: the number of the oil leakage holes is a plurality.

As a further aspect of the present invention: the number of the oil inlet grooves is a plurality.

As a further aspect of the present invention: the first flow cavity is provided with two groups which are tightly attached to the second flow cavity and are symmetrical with the second flow cavity.

Compared with the prior art, the beneficial effects of the utility model are that:

1. when the machine inside the machine tooling main part is in operation, because the inside oil of water pump extraction oil tank main part lubricates inside machine, then the inside oil of machine tooling main part is flowing to toper oil collecting plate surface through the oil feed groove, then flows to inside the filtering device through toper oil collecting plate and filters, can reach the filter effect through filter screen and active carbon. The filter screen and the active carbon can be pulled out of the filter device by pulling the connecting block through the handle, and the filter device is convenient to clean and replace.

2. The oil passing through the filtering device flows onto the flow baffle plate through the flow cavity, slowly flows through the flow baffle plate and the oil leakage holes formed in the surface, then the cooling liquid in the cooling box is extracted through the water pump II, the cooling liquid flows into the flow cavity I through the double-end water delivery pipe to absorb heat of the return oil, then the return oil flows into the cooling box through the return pipe to circulate, and then the cooled oil circulates in the two-flow oil return box main body of the flow cavity.

Drawings

Fig. 1 is a schematic view of a main structure of a heat exchanger for returning oil.

Fig. 2 is a schematic view of the internal structure of a treatment tank main body in a heat exchanger for return oil.

Fig. 3 is a plan view of the inside of a treatment tank main body in a heat exchanger for return oil.

Fig. 4 is a schematic view showing a structure of a filter device in a heat exchanger for return oil.

Fig. 5 is a schematic view of the internal structure of a second flow chamber in a heat exchanger for returning oil.

In the figure: 1. an oil inlet; 2. a first water pump; 3. an oil delivery pipe; 4. a tank main body; 5. machining the body; 6. a treatment tank main body; 7. a filtration device; 8. an oil inlet groove; 9. a conical oil collecting plate; 10. a double-end water delivery pipe; 11. a first flow cavity; 12. a heat exchanger body; 13. a second flow cavity; 14. a flow baffle plate; 15. an oil leak hole; 16. a filter screen; 17. activated carbon; 18. a second water pump; 19. a cooling tank; 20. a water inlet; 21. a return pipe; 22. and (4) connecting the blocks.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1 to 5, a heat exchanger for return oil includes a machining main body 5, a treatment tank main body 6 and a tank main body 4, the upper end of the oil tank main body 4 is provided with a first water pump 2, one end of the first water pump 2 is communicated with a machine processing main body 5 through an oil pipeline 3, the lower end of the machine processing main body 5 is provided with an oil inlet groove 8, the return oil can enter the tapered oil collecting plate 9, the tapered oil collecting plate 9 is fixedly connected to the lower end of the machine processing main body 5 inside the processing box main body 6, the tapered oil collecting plate 9 can enable the oil to intensively flow into the filtering device 7, the lower end of the conical oil collecting plate 9 is communicated with the filtering device 7 through a second flow cavity 13, a filter screen 16 is arranged inside the filtering device 7, can reach the effect of filtering impurity, filter screen 16 lower extreme has set up active carbon 17, can play absorbent effect, filter screen 16 and active carbon 17 one side fixed connection connecting block 22.

The lower end of the filtering device 7 is provided with a heat exchanger main body 12 fixedly connected with the lower end of the treatment tank main body 6, a flow cavity II 13 communicated with the filtering device 7 is arranged in the heat exchanger main body 12, a flow baffle plate 14 is arranged in the flow cavity II 13, the flow baffle plate 14 can slow down the flow rate of oil to fully cool the oil, an oil leakage hole 15 is arranged on the surface of the flow baffle plate 14 to enable return oil to flow, a flow cavity I11 is arranged on two sides of the flow cavity II 13 in the heat exchanger, a cooling tank 19 fixedly connected with the treatment tank main body 6 is arranged on one side of the rear surface of the heat exchanger main body 12, a water pump II 18 is arranged on the upper end of the cooling tank 19, the output end of the water pump II 18 is connected with a double-head water pipe 10 communicated with the flow cavity I11 to convey cooling liquid to flow, the bottom of the flow cavity I11 is connected with a return pipe 21 communicated with the cooling tank 19 and penetrating through the heat exchanger main body 12, the second flow cavity 13 is communicated with the oil tank main body 4. An oil inlet 1 is arranged at the upper end of the oil tank main body 4. The upper end of the cooling tank 19 is provided with a water inlet 20. The handle is arranged on the surface of the connecting block 22. The number of the oil leakage holes 15 is several. The number of the oil inlet grooves 8 is a plurality. The first flow cavity 11 is provided with two groups which are tightly attached to the second flow cavity 13 and are symmetrical with the second flow cavity 13.

The utility model discloses a theory of operation is: the utility model relates to a heat exchanger for return oil, when the machine worked, lubricated the inside machine of 5 machine processing main parts through the fluid of a 2 extraction oil tank main parts of water pump 4 the inside, then the fluid that drops after the lubrication flows to toper oil trap 9 through the oil feed tank 8 on, then through the quick-witted gathering of toper oil trap 9, filters in the final inflow filter equipment 7. After filtering, the oil flows onto the flow baffle plate 14 through the second flow cavity 13, slowly flows through the flow baffle plate 14 and the oil leakage holes 15 formed in the surface, then the cooling liquid in the cooling box 19 is pumped by the second water pump 18, flows into the first flow cavity 11 through the double-head water conveying pipe 10 to absorb heat of the return oil, then flows into the cooling box 19 through the return pipe 21 to circulate, and then the cooled oil flows back into the oil tank main body 4 through the second flow cavity 13 to circulate. The filter screen 16 and the active carbon 17 can be pulled out of the filter device 7 by pulling the connecting block 22 through the handle, so that the cleaning and the replacement are convenient.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a heat exchanger for return oil, includes machine tooling main part (5), handles case main part (6) and oil tank main part (4), its characterized in that, oil tank main part (4) upper end has set up water pump (2), and defeated oil pipe (3) and machine tooling main part (5) intercommunication are passed through to water pump (2) one end, oil feed tank (8) have been seted up to machine tooling main part (5) lower extreme, machine tooling main part (5) lower extreme has handled case main part (6) inside fixed connection toper oil collecting plate (9), and toper oil collecting plate (9) lower extreme passes through flow chamber two (13) and filter equipment (7) intercommunication, filter equipment (7) inside has set up filter screen (16), and filter screen (16) lower extreme has set up active carbon (17), filter screen (16) and active carbon (17) one side fixed connection connecting block (22), the lower end of the filtering device (7) is provided with a heat exchanger main body (12) fixedly connected with the lower end of the treatment box main body (6), a flow cavity II (13) communicated with the filtering device (7) is arranged in the heat exchanger main body (12), a flow baffle plate (14) is arranged in the flow cavity II (13), oil leakage holes (15) are formed in the surface of the flow baffle plate (14), flow cavities I (11) are formed in the two sides of the flow cavity II (13) in the heat exchanger, one side of the rear surface of the heat exchanger main body (12) is provided with a cooling box (19) fixedly connected with the treatment box main body (6), the upper end of the cooling box (19) is provided with a water pump II (18), the output end of the water pump II (18) is connected with a double-head water pipe (10) communicated with the flow cavity I (11), and the bottom of the flow cavity I (11) is connected with a return pipe (21) communicated with the cooling box (19) and penetrates through the heat exchanger main body (12), the second flow cavity (13) is communicated with the oil tank main body (4).

2. A heat exchanger for return oil according to claim 1, wherein the tank main body (4) is provided at an upper end thereof with an oil inlet (1).

3. A heat exchanger for return oil according to claim 1, characterized in that the upper end of the cooling tank (19) is provided with a water inlet (20).

4. A heat exchanger for return oil according to claim 1, wherein a handle is provided on the surface of the connecting block (22).

5. A heat exchanger for return oil according to claim 1, wherein the number of the oil leakage holes (15) is several.

6. A heat exchanger for return oil according to claim 1, wherein the number of the oil feed grooves (8) is several.

7. A heat exchanger for return oil according to claim 1, wherein said first flow chamber (11) has two sets abutting against the second flow chamber (13) and symmetrical to the second flow chamber (13).