CN110725831A

CN110725831A - Cooling structure for hydraulic oil circuit

Info

Publication number: CN110725831A
Application number: CN201911130813.1A
Authority: CN
Inventors: 宋立伟
Original assignee: Xuzhou Pilot Hydraulic Oil Road Block Manufacturing Co Ltd
Current assignee: Xuzhou Pilot Hydraulic Oil Road Block Manufacturing Co Ltd
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-01-24

Abstract

The invention relates to the technical field of cooling structures for oil circuit blocks, and particularly discloses a cooling structure for a hydraulic oil circuit. According to the cooling structure for the hydraulic oil circuit block, due to the structural design among the air outlet pipe, the opening and the spring hinge, when the temperature in the cooling pipe is too high, the cooling liquid is vaporized and expands, the rotating cover can be pushed to selectively enable high-temperature gas to be sprayed out of the air outlet pipe, and the situation that the cooling pipe explodes due to the fact that the internal air pressure of the cooling pipe rises due to the fact that the temperature is too high is prevented, so that a worker can be reminded that the temperature in the cooling pipe is too high, and the purpose that the inner cavity of the oil circuit block can be cooled is achieved through the cooling structure.

Description

Cooling structure for hydraulic oil circuit

Technical Field

The invention relates to the technical field of oil circuit block cooling structures, in particular to a cooling structure for a hydraulic oil circuit.

Background

The oil circuit block is an assembly which integrates dispersed hydraulic oil circuits, is a square block which is used for controlling the work of hydraulic oil and is usually made of metal, and is required to be designed independently according to a hydraulic schematic diagram for each hydraulic system. The hydraulic system has the advantages of simplifying the installation, the overhaul, the replacement and the later maintenance of the hydraulic system, and has the defects of higher design and processing requirements, high single-piece cost and unsuitability for single-piece small-batch production.

At present, the service environment of the oil circuit block is generally in a machine room or a factory, the temperature in the machine room or the factory is higher due to the fact that the machine does not stop working in the machine room and the factory, the temperature in the oil circuit block is influenced by the environment, the temperature in the oil circuit block can rise, and the oil liquid flowing inside the oil circuit block can cause the oil liquid in the oil circuit block to generate the spontaneous combustion once the temperature rises too high.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a cooling structure for a hydraulic oil circuit, which has the advantage of cooling the inner cavity of an oil circuit block and solves the problem that the oil in the oil circuit block can spontaneously combust once the temperature of the oil flowing in the oil circuit block is too high.

The invention relates to a cooling structure for a hydraulic oil circuit, which comprises an oil circuit block, wherein an inner cavity on the front side of the oil circuit block is connected with a plurality of oil circuit pipelines in a penetrating manner, heat conduction rings are fixedly attached to a pipe body of each oil circuit pipeline at equal intervals along the horizontal and longitudinal directions, one side, away from each oil circuit pipeline, of each heat conduction ring is fixedly attached with a hollow heat conduction copper column, the left side and the right side of the bottom of each oil circuit pipeline are both connected with connecting pipes in a penetrating manner, the inner cavity of the oil circuit block is connected with a plurality of cooling pipes in a penetrating manner, the left side and the right side of the top of each cooling pipe body are connected with communicating pipes in a penetrating manner along the.

According to the cooling structure for the hydraulic oil circuit, the air outlet holes are formed in the center of the front face of the cover body of the sealing cover at equal intervals around the circumference, the diameter of the front face of the sealing cover is matched with that of the front face of the connecting port, and high-pressure gas in the cooling pipe can be sprayed out of the air outlet holes, so that surrounding workers are reminded to replace cooling liquid in the cooling pipe.

According to the cooling structure for the hydraulic oil circuit, each cooling pipe in the oil circuit block is located right below the oil circuit pipeline, the communicating pipe is communicated with the connecting pipe, and the cooling liquid in the cooling pipes can enter the hollow heat-conducting copper columns beneficially due to the design.

According to the cooling structure for the hydraulic oil circuit, the center of the front face of the opening is connected with the one-way valve in a penetrating mode, the top and the bottom of the front face of the opening are both connected with the air outlet pipes in a penetrating mode, and the cooling structure is beneficial to facilitating cooling liquid filling in the cooling pipe by workers.

According to the cooling structure for the hydraulic oil circuit, the spring hinge is fixedly connected to the bottom of the side, away from the opening, of the air outlet pipe, the rotating cover is fixedly connected to the side, away from the air outlet pipe, of the spring hinge, the rotating cover is matched with the front face of the air outlet pipe in shape and size, and the cooling pipe is beneficial to preventing liquid leakage in a normal state.

According to the cooling structure for the hydraulic oil circuit, the front face of the hollow heat-conducting copper column is in the shape of the inverted U, the shape and the size of the front face of the hollow heat-conducting copper column are matched with those of the front face of the oil circuit pipeline, and the design is beneficial to the fact that the hollow heat-conducting copper column can be attached to the oil circuit pipeline.

Compared with the prior art, the invention has the following beneficial effects:

the invention can lead the cooling liquid in the cooling pipe to be poured into the cooling pipe by workers through the structural design among the connecting port, the cooling pipe and the one-way valve, and lead the cooling liquid in the cooling pipe to be led into the inner cavity of the hollow heat-conducting copper column through the structural design among the communicating pipe and the connecting pipe, and lead the heat on the oil pipeline to be transferred to the hollow heat-conducting copper column through the position among the cooling pipe and the oil pipeline and the structural design among the hollow heat-conducting copper column, the hollow heat-conducting copper column and the heat-conducting ring, and lead the cooling liquid flowing in the hollow heat-conducting copper column to quickly cool the oil pipeline and simultaneously cool the inner cavity of the whole oil circuit block, and lead the cooling liquid to be vaporized and expanded when the temperature in the cooling pipe is too high through the structural design among the air outlet pipe, the opening and the spring hinge, can promote to rotate the lid and make its selection make high-temperature gas spout from the outlet pipe in, thereby prevent that the cooling tube from appearing leading to the circumstances that inside atmospheric pressure rises the explosion because of the high temperature to make it can remind the temperature in the staff cooling tube too high, make this cooling structure for hydraulic circuit reach the purpose that can cool down to the inner chamber of oil circuit piece.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic front view of the overall structure of the present invention;

FIG. 2 is a side cross-sectional structural schematic view of the present invention;

FIG. 3 is a schematic view of a structure for connecting an oil line pipeline, a hollow heat-conducting copper column and a side surface of a cooling pipe;

FIG. 4 is a schematic side view of the cooling tube and the connection port according to the present invention;

FIG. 5 is a schematic view of the connection structure between the air outlet pipe and the side of the rotary cover.

In the figure: 1. an oil circuit block; 2. an oil line conduit; 3. a sealing cover; 4. an air outlet; 5. a hollow heat-conducting copper column; 6. a cooling pipe; 7. a heat conducting ring; 8. a connecting pipe; 9. a communicating pipe; 10. a connecting port; 11. a one-way valve; 12. an opening; 13. an air outlet pipe; 14. the cover is rotated.

Detailed Description

In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the invention. That is, in some embodiments of the invention, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-4, the cooling structure for the hydraulic oil circuit comprises an oil circuit block 1, wherein a plurality of oil circuit pipelines 2 are connected in a penetrating manner in an inner cavity of the front side of the oil circuit block 1, heat conduction rings 7 are fixedly attached to a pipe body of each oil circuit pipeline 2 at equal intervals along the horizontal and longitudinal directions, a hollow heat conduction copper column 5 is fixedly attached to one side, away from each oil circuit pipeline 2, of each heat conduction ring 7, connecting pipes 8 are connected in a penetrating manner on the left side and the right side of the bottom of each oil circuit pipeline 2, a plurality of cooling pipes 6 are connected in a penetrating manner in the inner cavity of the oil circuit block 1, communicating pipes 9 are connected in a penetrating manner on the left side and the right side of the top of the pipe body of each cooling pipe 6 at equal intervals along the horizontal and longitudinal directions.

The air outlet 4 has been seted up around the circumference equidistance in the positive central authorities of sealed lid 3 lid body, and the positive diameter of sealed lid 3 agrees with mutually with the positive diameter of connector 10, and this design is favorable to the high-pressure gas in cooling tube 6 and can follow blowout in the air outlet 4 to remind staff on every side to change the coolant liquid in cooling tube 6.

Every cooling tube 6 all is located oil circuit pipeline 2 under in the oil circuit piece 1, and through connection between communicating pipe 9 and the connecting pipe 8, this design is favorable to in the coolant liquid in cooling tube 6 can enter into hollow heat conduction copper post 5.

The positive central authorities through connection of opening 12 have check valve 11, and the positive top of opening 12 all through connection has outlet duct 13 with the bottom, and this design is favorable to making things convenient for the staff to pack the coolant liquid in the cooling tube 6.

The bottom fixedly connected with spring hinge of one side of 12 of keeping away from opening of outlet duct 13, the one side fixedly connected with that this spring hinge keeps away from outlet duct 13 rotates lid 14, rotates lid 14 and outlet duct 13 positive shape and size and agrees with mutually, and this design is favorable to making the condition that the weeping can not appear when cooling pipe 6 is under the normality.

The shape of the front surface of the hollow heat-conducting copper column 5 is inverted to be U-shaped, the shape and the size of the front surface of the hollow heat-conducting copper column are matched with those of the front surface of the oil pipeline 2, and the design is beneficial to the fact that the hollow heat-conducting copper column 5 can be attached to the oil pipeline 2.

In the use of the invention: the working personnel firstly rotate the sealing cover 3 to take the sealing cover from the connecting port 10, then pour the cooling liquid into the cooling pipe 6 from the one-way valve 11, so that the cooling liquid enters the cooling pipe 6 and fills the whole cooling pipe 6, meanwhile, the cooling liquid enters the connecting pipe 8 through the communicating pipe 9 and then enters the inner cavity of the hollow heat-conducting copper column 5, thereby reducing the temperature on the hollow heat-conducting copper column 5, the high temperature on the oil pipeline 2 can be transmitted to the hollow heat-conducting copper column 5 by the heat-conducting ring 7, thereby the hollow heat-conducting copper column 5 can cool and cool the oil pipeline 2, meanwhile, the cooling pipe 6 can cool the inner cavity of the oil circuit block 1, once the temperature of the cooling liquid in the cooling pipe 6 is continuously raised, the vaporization condition of the cooling liquid can occur, the air pressure in the cooling pipe 6 can be rapidly raised, thereby the rotating cover 14 is pushed to rotate the rotating cover 14 to the air outlet of the air outlet pipe 13, thereby discharging the high-temperature gas in the cooling pipe 6 from the gas outlet pipe 13 and discharging the high-temperature gas from the gas outlet hole 4 on the sealing cover 3, and reminding the working personnel to replace the cooling liquid in the cooling pipe 6.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a cooling structure for hydraulic circuit, includes oil circuit piece (1), its characterized in that: the positive inner chamber through connection of oil circuit piece (1) has many oil circuit pipeline (2), it has heat conduction ring (7) to follow the fixed laminating of the vertical equidistance of level on the pipe shaft of oil circuit pipeline (2), one side that oil circuit pipeline (2) were kept away from in heat conduction ring (7) is fixed to be laminated and is had hollow heat conduction copper post (5), the left and right sides of oil circuit pipeline (2) bottom all through connection has connecting pipe (8), the inner chamber through connection of oil circuit piece (1) has many cooling tube (6), the left and right sides at cooling tube (6) pipe shaft top has communicating pipe (9) along the vertical equidistance through connection of level, the front through connection of cooling tube (6) has connector (10), opening (12) have been seted up in the front of connector (10), the positive inner chamber threaded connection of opening (12) has sealed lid (3).

2. The cooling structure for a hydraulic oil circuit according to claim 1, characterized in that: the center of the front surface of the cover body of the sealing cover (3) is provided with air outlet holes (4) at equal intervals around the circumference, and the diameter of the front surface of the sealing cover (3) is matched with that of the front surface of the connecting port (10).

3. The cooling structure for a hydraulic oil circuit according to claim 1, characterized in that: each cooling pipe (6) in the oil circuit block (1) is located under the oil circuit pipeline (2), and the communicating pipe (9) is in through connection with the connecting pipe (8).

4. The cooling structure for a hydraulic oil circuit according to claim 1, characterized in that: the center of the front face of the opening (12) is connected with a one-way valve (11) in a through mode, and the top and the bottom of the front face of the opening (12) are connected with air outlet pipes (13) in a through mode.

5. The cooling structure for a hydraulic oil circuit according to claim 4, characterized in that: the bottom of one side of the air outlet pipe (13) far away from the opening (12) is fixedly connected with a spring hinge, one side of the spring hinge far away from the air outlet pipe (13) is fixedly connected with a rotating cover (14), and the rotating cover (14) is matched with the front shape and size of the air outlet pipe (13).

6. The cooling structure for a hydraulic oil circuit according to claim 1, characterized in that: the front surface of the hollow heat-conducting copper column (5) is in an inverted U shape, and the shape and the size of the front surface are matched with those of the front surface of the oil pipeline (2).