CN219623215U - Oil cooler structure of ore card speed changer - Google Patents
Oil cooler structure of ore card speed changer Download PDFInfo
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- CN219623215U CN219623215U CN202320685579.4U CN202320685579U CN219623215U CN 219623215 U CN219623215 U CN 219623215U CN 202320685579 U CN202320685579 U CN 202320685579U CN 219623215 U CN219623215 U CN 219623215U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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Abstract
The utility model provides an oil cooler structure of an ore-blocking transmission, which can cool cooling liquid and oil flowing out of the transmission sufficiently and reliably, and can cool working oil of the transmission stably and reliably for a long time under severe tools. The device comprises a front cover, a cavity and a rear cover; the rear surface of the front cover is fixedly connected with the periphery of the cavity and the front surface of the rear cover through fasteners to form an integral structure, a cavity oil way and a cavity cooling liquid passage are arranged in the cavity, a cooling liquid flow inlet is arranged on the rear cover corresponding to the initial opening of the cavity cooling liquid passage, and a cooling liquid flow outlet is arranged on the rear cover corresponding to the outlet position of the cavity cooling liquid passage; the cavity is internally provided with a cavity oil way and a cavity cooling liquid passage which are spirally arranged outwards from the center, the cavity oil way and the cavity cooling liquid passage are in profiling arrangement, and two sides of the track direction of the cavity oil way are respectively provided with a profiling cavity cooling liquid passage.
Description
Technical Field
The utility model relates to the technical field of oil cooler structures, in particular to an oil cooler structure of an ore card transmission.
Background
An oil cooler is a device that cools oil (or other liquid) by way of heat exchange with a cooling liquid. The working occasion of the mining truck is special, and the use condition of the mining truck speed changer is extremely bad. The method has the following characteristics: 1. heavy load climbing and long-time climbing; 2. because of the huge load, the overall speed is lower; 3. mining areas are most severely conditioned, both in terms of temperature and road conditions. Therefore, the conventional working condition of the mine truck speed changer is that the temperature difference between the upper and lower parts is large, the road surface and jolt thereof are large, the full-power climbing is carried out for a long time, and the overall speed is low. It is apparent that mine truck transmissions generate significantly more heat than conventional transmissions and operate at relatively high temperatures. Heavy duty high temperatures have a significant impact on the life of the transmission, so conventional mining truck transmissions generally do not have a long life. Due to its harsh operating conditions, conventional oil coolers have difficulty meeting cooling requirements. Therefore, development of an oil cooler structure capable of running for a long time under severe working conditions is urgently needed, so that the temperature of a transmission is reduced, the service life of the transmission is prolonged, and the competitiveness of products is improved.
Disclosure of Invention
In order to solve the problems, the utility model provides an oil cooler structure of a mineral truck transmission, which enables cooling liquid and oil flowing out of the transmission to be cooled sufficiently and reliably, and the working oil of the transmission is cooled stably and reliably for a long time under severe tools.
An oil cooler construction for a mineral truck transmission, comprising:
a front cover;
a cavity;
a rear cover;
the rear surface of the front cover is fixedly connected with the periphery of the cavity and the front surface of the rear cover through fasteners to form an integral structure, a cavity oil way and a cavity cooling liquid passage are arranged in the cavity, a cooling liquid flow inlet is arranged on the rear cover corresponding to the initial opening of the cavity cooling liquid passage, and a cooling liquid flow outlet is arranged on the rear cover corresponding to the outlet position of the cavity cooling liquid passage;
the cavity is internally provided with a cavity oil way and a cavity cooling liquid passage which are spirally arranged outwards from the center, the cavity oil way and the cavity cooling liquid passage are in profiling arrangement, and two sides of the track direction of the cavity oil way are respectively provided with a profiling cavity cooling liquid passage;
the front cover is provided with an oil way input connecting passage corresponding to the initial position of the oil way, the front cover is provided with an oil way output connecting passage corresponding to the outlet position of the oil way, the hot oil of the mine truck transmission is connected with the oil way input connecting passage through an external joint, and the cooled oil is connected with the oil way output connecting passage and the cooling oil inlet end of the mine truck transmission through the external joint.
It is further characterized by:
the oil way input connection path comprises an oil inlet interface of the front cover and the cavity, a first thickness direction process hole, and an oil inlet interface of the front cover and the transmission, wherein the oil inlet interface of the front cover and the cavity is arranged in a concave manner on the end face of the front cover facing the cavity, the oil inlet interface of the front cover and the transmission is arranged on the exposed surface of the front cover, the first thickness direction process hole is arranged in the thickness direction of the front cover and is used for communicating the oil inlet interface of the front cover and the cavity and the oil inlet interface of the front cover and the transmission, a front cover connecting bolt interface is arranged at the exposed end of the first thickness direction process hole, and the process bolt seals the front cover connecting bolt interface;
the oil circuit output connecting passage comprises an oil outlet interface of the front cover and the cavity, a second thickness direction process hole, and an oil outlet interface of the front cover and the speed changer, wherein the oil outlet interface of the front cover and the cavity is arranged in a concave manner on the end face of the front cover facing the cavity, the oil outlet interface of the front cover and the speed changer is arranged on the exposed surface of the front cover, the second thickness direction process hole is arranged in the thickness direction of the front cover and is used for communicating the oil outlet interface of the front cover and the cavity with the oil outlet interface of the front cover and the speed changer, and a front cover connecting bolt interface is arranged at the exposed end of the second thickness direction process hole and is used for plugging the front cover connecting bolt interface;
an oil pressure sensor interface is also arranged at the position of the front cover facing the end surface of the cavity body and corresponding to the oil path, the third thickness direction process hole is communicated with the oil pressure sensor interface from outside to inside, and the oil pressure sensor is inserted into the third thickness direction process hole and the sensing end of the oil pressure sensor is communicated with the oil in the inner cavity;
the cavity oil ways and the cavity cooling liquid passages are all arranged in a spiral-like line mode, the cavity oil ways and the cavity cooling liquid passages are staggered and arranged at intervals in a cross-sectional state, the cavity cooling liquid passages of corresponding sections are respectively arranged beside the single-section cavity oil way, the cavity oil ways of corresponding sections are respectively arranged on two sides of the corresponding sections of the rest cooling liquid passages except the outermost periphery cavity cooling liquid passages, the heat exchange area of hot oil and cooling liquid is increased maximally in a staggered mode, and the arrangement of the spiral-like lines can effectively reduce water resistance; the arrangement of the structure of the adaptive transmission that can be maximized in this way while maximizing the utilization of space;
the cooling liquid flow inlet and the cooling liquid flow outlet of the rear cover are respectively connected with a water pipe connector, the water pipe connector consists of a water nozzle, a water nozzle adjusting nut and an O-shaped ring, and the water nozzle adjusting nut and the rear cover are of a double-nut threaded connection structure, so that the orientation of the water nozzle can be conveniently adjusted, and the arrangement in any direction can be realized.
After the utility model is adopted, the cavity oil way and the cavity cooling liquid passage which are spirally arranged from the center to the outside are arranged, the cavity oil way and the cavity cooling liquid passage are in profiling arrangement, the two sides of the track direction of the cavity oil way are respectively provided with the profiling cavity cooling liquid passages, cooling liquid is introduced into the cavity cooling liquid passage through the rear cover, oil in the ore card speed changer flows into the ore card speed changer after flowing into the cavity oil way through the front cover, and more heat exchange areas are realized in the minimum space through the staggered oil way and cooling liquid passage structure; the cooling device ensures that cooling liquid and oil flowing out of the transmission are sufficiently and reliably cooled, and the working oil of the transmission is stably and reliably cooled for a long time under severe tools.
Drawings
FIG. 1 is a schematic diagram of a perspective view of the present utility model;
FIG. 2 is a schematic diagram of a perspective view of the second embodiment of the present utility model;
FIG. 3 is a schematic diagram of the arrangement of the cavity oil circuit and the cavity cooling liquid circuit of the present utility model;
FIG. 4 is a schematic front view of the front cover of the present utility model;
FIG. 5 is a schematic rear view of the rear cover of the present utility model;
the names corresponding to the serial numbers in the figures are as follows:
the front cover 10, the joint surface 101, the front cover and cavity oil outlet port 11, the front cover and cavity oil inlet port 12, the front cover and transmission oil outlet port 13, the oil pressure sensor port 14, the front cover and transmission oil inlet port 15, the front cover mounting bolt port 16, the first thickness direction process hole 17, the third thickness direction process hole 18, the second thickness direction process hole 19, the oil pressure sensor 20, the cavity 30, the cavity oil path 31, the cavity cooling liquid path 32, the cavity connecting bolt port 33, the water pipe port 40, the water nozzle 41, the water nozzle adjusting nut 42, the rear cover 50, the cooling liquid flow inlet port 51, the cooling liquid flow outlet port 52, the rear cover connecting bolt port 53 and the front cover connecting bolt port 60.
Detailed Description
1-5, which include a front cover 10, a cavity 30, and a rear cover 50; in practice, the cavity 30 and the rear cover 50 may be cast into a single housing using a sand core casting process.
The rear surface of the front cover 10, the outer periphery of the cavity 30 and the front surface of the rear cover 50 are fixedly connected through fasteners to form an integral structure, and when the integrated structure is implemented, three shells formed by the front cover 10, the cavity 30 and the rear cover 50 are fastened through a plurality of bolts through the front cover mounting bolt interface 16, the cavity connecting bolt interface 33 and the rear cover connecting bolt interface 53.
A cavity oil way 31 and a cavity cooling liquid passage 32 are arranged in the cavity 30, a cooling liquid inlet 51 is arranged on the rear cover 50 corresponding to the initial opening of the cavity cooling liquid passage 32, and a cooling liquid outlet 52 is arranged on the rear cover 50 corresponding to the outlet position of the cavity cooling liquid passage 32;
a cavity oil way 31 and a cavity cooling liquid passage 32 which are spirally arranged outwards from the center are arranged in the cavity 30, the cavity oil way 31 and the cavity cooling liquid passage 32 are in profiling, and profiling cavity cooling liquid passages 32 are respectively arranged on two sides of the cavity oil way 31 in the track direction;
the front cover 10 is provided with an oil path input connection path corresponding to the initial position of the cavity oil path 31, the front cover 10 is provided with an oil path output connection path corresponding to the outlet position of the cavity oil path 31, the hot oil of the mineral card transmission is connected with the oil path input connection path through an external joint, and the cooled oil is connected with the oil path output connection path and the cooling oil inlet end of the mineral card transmission through the external joint.
In specific implementation, the oil way input connection path comprises an oil inlet port 12 of a front cover and a cavity, a first thickness direction process hole 17 and an oil inlet port 15 of the front cover and the transmission, wherein the oil inlet port 12 of the front cover and the cavity is arranged in a concave manner on the end face of the front cover 10 facing the cavity 30, the oil inlet port 15 of the front cover and the transmission is arranged on the exposed surface of the front cover 10, the first thickness direction process hole 17 is arranged in the thickness direction of the front cover 10 and is used for communicating the oil inlet port 12 of the front cover and the cavity with the oil inlet port 15 of the front cover and the transmission, a front cover connecting bolt port 60 is arranged at the exposed end of the first thickness direction process hole 17, and the process bolt seals the front cover connecting bolt port 60;
the oil way output connecting passage comprises an oil outlet port 11 of the front cover and the cavity, a second thickness direction process hole 19, an oil outlet port 13 of the front cover and the transmission, wherein the oil outlet port 11 of the front cover and the cavity is arranged in a concave manner on the end face of the front cover 10 facing the cavity, the oil outlet port 13 of the front cover and the transmission is arranged on the exposed surface of the front cover 10, the second thickness direction process hole 19 is arranged in the thickness direction of the front cover and is used for communicating the oil outlet port 11 of the front cover and the cavity with the oil outlet port 13 of the front cover and the transmission, a front cover connecting bolt port 60 is arranged at the exposed end of the second thickness direction process hole 19, and the process bolt plugs the front cover connecting bolt port;
the front cover 10 is connected with the transmission shell forwards through the joint surface 101, and the oil inlet port 15 of the front cover and the transmission and the oil outlet port 13 of the front cover and the transmission are connected with the transmission through oil paths.
The front cover 10 is provided with an oil pressure sensor interface 14 at the position corresponding to the cavity oil path 31 on the end face of the cavity 30, the third thickness direction process hole 18 is connected to the oil pressure sensor interface 14 from outside to inside, the oil pressure sensor 20 is inserted into the third thickness direction process hole 18, and the sensing end of the oil pressure sensor is communicated with the oil in the inner cavity;
the cavity oil way 31 and the cavity cooling liquid passages 32 are all arranged in a spiral-like line mode, the cavity oil way 31 and the cavity cooling liquid passages 32 are arranged at intervals in a cross-section state, the cavity cooling liquid passages 32 of corresponding sections are respectively arranged beside the single-section cavity oil way 31, the cavity oil way 31 of corresponding sections are arranged on two sides of the corresponding sections of the rest cavity cooling liquid passages 32 except the outermost cavity cooling liquid passages 32, the heat exchange area of hot oil and cooling liquid is increased to the greatest extent by the arrangement of the spiral-like lines, and the water resistance can be effectively reduced by the arrangement of the spiral-like lines; the arrangement of the structure of the adaptive transmission that can be maximized in this way while maximizing the utilization of space;
the cooling fluid inlet 51 and the cooling fluid outlet 52 of the rear cover 50 are respectively connected with a water pipe connector 40, the water pipe connector 40 consists of a water nozzle 41, a water nozzle adjusting nut 42 and an O-shaped ring, and the water nozzle adjusting nut 42 and the rear cover 50 are of a double-nut threaded connection structure, so that the orientation of the water nozzle can be conveniently adjusted, and the arrangement in any direction can be realized. The water nozzle 41 is directly connected with a water pipe on the assembly frame, so that the overall structural strength is very high, and the mining truck is suitable for extremely severe working conditions.
The working principle is as follows: one end face of the cavity is respectively provided with a cavity oil way which is spirally arranged from the center to the outside, the other end face of the cavity is provided with a cavity cooling liquid passage which is spirally arranged from the center to the outside, a single oil way (or cooling liquid passage) can move from the middle to the edge (or reverse direction) in a spiral line track, the cavity oil way and the cavity cooling liquid passage are in profiling arrangement, two sides of the track direction of the cavity oil way are respectively provided with a profiling cavity cooling liquid passage, cooling liquid is introduced into the cavity cooling liquid passage through a rear cover, oil in the ore card speed changer flows into the cavity oil way through a front cover and then flows into the ore card speed changer, and more heat exchange areas are realized in a minimum space through the staggered oil way and cooling liquid passage structure; the cooling device ensures that cooling liquid and oil flowing out of the transmission are sufficiently and reliably cooled, and the working oil of the transmission is stably and reliably cooled for a long time under severe tools.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. An oil cooler construction for a mineral truck transmission, comprising:
a front cover;
a cavity;
a rear cover;
the rear surface of the front cover is fixedly connected with the periphery of the cavity and the front surface of the rear cover through fasteners to form an integral structure, a cavity oil way and a cavity cooling liquid passage are arranged in the cavity, a cooling liquid flow inlet is arranged on the rear cover corresponding to the initial opening of the cavity cooling liquid passage, and a cooling liquid flow outlet is arranged on the rear cover corresponding to the outlet position of the cavity cooling liquid passage;
the cavity is internally provided with a cavity oil way and a cavity cooling liquid passage which are spirally arranged outwards from the center, the cavity oil way and the cavity cooling liquid passage are in profiling arrangement, and two sides of the track direction of the cavity oil way are respectively provided with a profiling cavity cooling liquid passage;
the front cover is provided with an oil way input connecting passage corresponding to the initial position of the oil way, the front cover is provided with an oil way output connecting passage corresponding to the outlet position of the oil way, the hot oil of the mine truck transmission is connected with the oil way input connecting passage through an external joint, and the cooled oil is connected with the oil way output connecting passage and the cooling oil inlet end of the mine truck transmission through the external joint.
2. A mining truck transmission oil cooler construction as defined in claim 1, wherein: the oil way input connecting passage comprises an oil inlet interface of the front cover and the cavity, a first thickness direction process hole, an oil inlet interface of the front cover and the transmission, wherein the oil inlet interface of the front cover and the cavity is arranged on the inner concave side of the front cover facing the end face of the cavity, the oil inlet interface of the front cover and the transmission is arranged on the exposed surface of the front cover, the first thickness direction process hole is arranged in the thickness direction of the front cover and is used for communicating the oil inlet interface of the front cover and the cavity and the oil inlet interface of the front cover and the transmission, and a front cover connecting bolt interface is arranged at the exposed end of the first thickness direction process hole and is used for plugging the front cover connecting bolt interface.
3. A mining truck transmission oil cooler construction as defined in claim 1, wherein: the oil way output connecting passage comprises an oil outlet interface of the front cover and the cavity, a second thickness direction process hole, an oil outlet interface of the front cover and the speed changer, wherein the oil outlet interface of the front cover and the cavity is arranged on the concave end face of the front cover, which faces the cavity, the oil outlet interface of the front cover and the speed changer is arranged on the exposed surface of the front cover, the second thickness direction process hole is arranged in the thickness direction of the front cover and is used for communicating the oil outlet interface of the front cover and the cavity and the oil outlet interface of the front cover and the speed changer, and a front cover connecting bolt interface is arranged at the exposed end of the second thickness direction process hole and is used for plugging the front cover connecting bolt interface.
4. A mining truck transmission oil cooler construction as defined in claim 1, wherein: the front cover is provided with an oil pressure sensor interface at the position corresponding to the oil path on the end face of the cavity facing the cavity, the third thickness direction process hole is connected to the oil pressure sensor interface from outside to inside, the oil pressure sensor is inserted into the third thickness direction process hole, and the sensing end of the oil pressure sensor is communicated with the oil in the inner cavity.
5. A mining truck transmission oil cooler construction as defined in claim 1, wherein: the cavity oil ways and the cavity cooling liquid passages are all arranged in a spiral-like line mode, the cavity oil ways and the cavity cooling liquid passages are staggered and arranged at intervals under a sectional state, the cavity cooling liquid passages of corresponding sections are respectively arranged beside the single-section cavity oil way, and the cavity oil ways of corresponding sections are respectively arranged on two sides of the corresponding sections of the rest cooling liquid passages except the outermost cavity cooling liquid passage.
6. A mining truck transmission oil cooler construction as defined in claim 1, wherein: the cooling liquid inlet and the cooling liquid outlet of the rear cover are respectively connected with a water pipe interface, the water pipe interface consists of a water nozzle, a water nozzle adjusting nut and an O-shaped ring, and the water nozzle adjusting nut and the rear cover are of a double-nut threaded connection structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320685579.4U CN219623215U (en) | 2023-03-31 | 2023-03-31 | Oil cooler structure of ore card speed changer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320685579.4U CN219623215U (en) | 2023-03-31 | 2023-03-31 | Oil cooler structure of ore card speed changer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219623215U true CN219623215U (en) | 2023-09-01 |
Family
ID=87793166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320685579.4U Active CN219623215U (en) | 2023-03-31 | 2023-03-31 | Oil cooler structure of ore card speed changer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219623215U (en) |
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2023
- 2023-03-31 CN CN202320685579.4U patent/CN219623215U/en active Active
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