CN208900205U - A kind of cooling recirculation system and bull-dozer - Google Patents
A kind of cooling recirculation system and bull-dozer Download PDFInfo
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- CN208900205U CN208900205U CN201821424378.4U CN201821424378U CN208900205U CN 208900205 U CN208900205 U CN 208900205U CN 201821424378 U CN201821424378 U CN 201821424378U CN 208900205 U CN208900205 U CN 208900205U
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- oil cooler
- water
- tube assembly
- ontology
- flange
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Abstract
The utility model belongs to cooling technical field of heat dissipation, discloses a kind of cooling recirculation system and bull-dozer.The cooling recirculation system includes: the oil cooler of engine；The water outlet main pipe of engine；Chassis oil cooler, chassis oil cooler include that ontology, water intaking tube assembly and return water tube assembly, the one end for tube assembly of fetching water are connected to oil cooler, and the other end is connected to ontology, and one end of return water tube assembly is connected to ontology, and the other end is connected to water outlet main pipe.Cooling water in the oil cooler of chassis is derived from oil cooler, cooling water is not influenced by thermostat open amount, it is synchronous with the holding of engine interior coolant temperature, hydraulic oil is rapidly heated to suitable operating temperature, and then ensure that the normal work of entire hydraulic system, bull-dozer complete machine is significantly reduced in the failure rate of low temperature environment.
Description
Technical field
The utility model relates to cooling technical field of heat dissipation more particularly to a kind of cooling recirculation systems and bull-dozer.
Background technique
Existing bull-dozer during the work time, in order to guarantee that hydraulic fluid temperature is no more than limit value, needs hydraulic to chassis
Oil is cooled down.
Currently, chassis oil cooler uses independent heat sink modules, it is arranged in the radiator of engine, utilizes engine
The cooling water of water tank cools down hydraulic oil, then by the fan of radiator to cooling water temperature.Wherein thermostat can be with
Enter the water of radiator, according to the automatic adjustment of the height of cooling water temperature to guarantee engine work within the scope of suitable temperature
Make.
There can be engine long-time thermostat when environment temperature is lower or is in extremely cold area using such mode
It is not turned on or the very small state of open amount, the range of DO of the cooling water of engine water tank is smaller at this time, can not be in water tank
Cooling water heat up, this has resulted in hydraulic oil and has been constantly in low-temperature condition and transmission oil is caused to be subcooled, and is unfavorable for bending moment
The normal work of the hydraulic systems such as device.If long-time in this work status, will cause, bull-dozer complete machine working impact is big, shakes
The failures such as dynamic big and inordinate wear.
Utility model content
The purpose of this utility model is to provide a kind of cooling recirculation system and bull-dozers, in low temperature environment, hydraulic oil
It still can reach ideal operating temperature, significantly reduce bull-dozer complete machine in the failure rate of low temperature environment.
For this purpose, the utility model uses following technical scheme:
A kind of cooling recirculation system, comprising: the oil cooler of engine；The water outlet main pipe of engine；Chassis oil is cooling
Device, the chassis oil cooler include ontology, water intaking tube assembly and return water tube assembly, and one end of the water intaking tube assembly is connected to
The oil cooler, the other end are connected to the ontology, and one end of the return water tube assembly is connected to the ontology, the other end
It is connected to the water outlet main pipe.
Preferably, the oil cooler and the water outlet main pipe are respectively arranged at the two sides of the ontology.
Preferably, the water intaking tube assembly is connected on the top cover of the oil cooler.
Preferably, the water intaking tube assembly includes intake pipe, it is cooling that one end of the intake pipe is connected to the machine oil
Device, the other end are connected to the ontology.
Preferably, the water intaking tube assembly further includes being respectively arranged at the first flange and second at the intake pipe both ends
Flange, the first flange are connected to the oil cooler, and the second flange is connected to the ontology.
Preferably, the water intaking tube assembly further includes the first sealing ring and the second sealing ring, first sealing ring is set
It is placed between the first flange and the oil cooler, second sealing ring is set to the second flange and described
Between body.
Preferably, the return water tube assembly includes return pipe, one end of the return pipe is connected to the ontology, another
End is connected to the water outlet main pipe.
Preferably, the return water tube assembly further includes the third flange and the 4th for being respectively arranged at the return pipe both ends
Flange, the third flanged joint is in the ontology, and the 4th flanged joint is in the water outlet main pipe.
Preferably, the water intaking tube assembly further includes third sealing ring and the 4th sealing ring, the third sealing ring is set
Be placed between the third flange and the ontology, the 4th sealing ring be set to the 4th flange and the water outlet main pipe it
Between.
In order to achieve the above object, the utility model additionally provides a kind of bull-dozer, including above-mentioned chassis oil cooler.
The utility model has the beneficial effects that
Cooling water in the oil cooler of chassis is derived from oil cooler by the utility model, and cooling water is not by thermostat open amount
Influence, it is synchronous with the holding of engine interior coolant temperature, hydraulic oil is rapidly heated to suitable operating temperature,
And then ensure that the normal work of entire hydraulic system, bull-dozer complete machine is significantly reduced in the failure rate of low temperature environment.
Meanwhile it being arranged on engine or pushing away using the chassis oil cooler as independent radiating module using this kind of mode
On native machine vehicle, compared with prior art, radiator can reduce by an air-cooled oil cooler, so that engine radiator is windward
Area reduces, and then smaller fan or speed ratio may be selected, conducive to the arrangement of engine and the reduction of noise.In addition, with
The prior art is compared without fetching water from engine water tank, is reduced the manufacture difficulty of water tank, is thereby reduced processing cost.
In addition, due in the oil cooler of chassis cooling water be derived from the oil cooler of engine, and return water is to engine
Water outlet main pipe, so that cooling water is only recycled in engine interior, the heating rate of cooling water is very fast, is conducive to hydraulic oil low
Still it can achieve ideal operating temperature under warm environment.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model cooling recirculation system；
Fig. 2 is partial enlarged view of the Fig. 1 at I.
In figure:
1, ontology；2, water intaking tube assembly；3, return water tube assembly；4, oil cooler；5, water outlet main pipe；
21, intake pipe；22, first flange；23, second flange；
31, return pipe；32, third flange；33, the 4th flange.
Specific embodiment
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.This implementation
Example provides a kind of cooling recirculation system, as shown in Figs. 1-2, the cooling recirculation system, comprising: the oil cooler 4 of engine,
The water outlet main pipe 5 and chassis oil cooler of engine, wherein chassis oil cooler includes ontology 1, water intaking tube assembly 2 and return pipe
One end of component 3, water intaking tube assembly 2 is connected to oil cooler 4, and the other end is connected to ontology 1, one end of return water tube assembly 3
It is connected to ontology 1, the other end is connected to water outlet main pipe 5.
Cooling recirculation system provided in this embodiment, the machine oil that the cooling water of chassis oil cooler is derived from engine are cooling
Device 4, cooling water are not influenced by thermostat open amount, synchronous with the holding of engine interior cooling water temperature, so that hydraulic oil can
It to be rapidly heated to suitable operating temperature, and then ensure that the normal work of entire hydraulic system, significantly reduce soil-shifting
Failure rate of the machine complete machine in low temperature environment.
Meanwhile it being arranged on engine or pushing away using the chassis oil cooler as independent radiating module using this kind of mode
On native machine vehicle, compared with prior art, radiator can reduce by an air-cooled oil cooler, so that engine radiator is windward
Area reduces, and then smaller fan or speed ratio may be selected, conducive to the arrangement of engine and the reduction of noise.In addition, with
The prior art is compared without fetching water from engine water tank, is reduced the manufacture difficulty of water tank, is thereby reduced processing cost.
In order to form the water route of hydraulic oil cooling water circulation, one end of return water tube assembly 3 is connected to ontology 1, and the other end connects
Pass through the water outlet main pipe 5 of engine.Since cooling water is derived from the oil cooler 4 of engine, and return water in the oil cooler of chassis
To the water outlet main pipe 5 of engine, so that cooling water is only recycled in engine interior, the heating rate of cooling water is very fast, benefit
It still can achieve ideal operating temperature at low ambient temperatures in hydraulic oil.
In order to guarantee that preferable effect, oil cooler 4 and water outlet main pipe 5 are respectively arranged at the two sides of ontology 1, intake pipe group
Part 2 and return water tube assembly 3 can be respectively arranged at the both ends of ontology 1.
As shown in Fig. 2, water intaking tube assembly 2 includes intake pipe 21 and the first flange 22 for being respectively arranged at 21 both ends of intake pipe
Oil cooler 4 is connected to by first flange 22 with one end of second flange 23, intake pipe 21, the other end passes through second flange
23 are connected to ontology 1.Wherein first flange 22 is connected on the top cover of oil cooler 4 by the first fastener, second flange
23 are connected to ontology 1 by the second fastener.The first fastener and the second fastener are bolt in the present embodiment.
In order to guarantee sealing effect, water intaking tube assembly 2 further includes the first sealing ring (not shown) and the second sealing ring
(not shown), the first sealing ring are set between first flange 22 and oil cooler 4, and the second sealing ring is set to second
Between flange 23 and ontology 1, to prevent between first flange 22 and oil cooler 4 and go out between second flange 23 and ontology 1
The case where now leaking.
As shown in Fig. 2, return water tube assembly 3 includes return pipe 31 and the third flange 32 for being respectively arranged at 31 both ends of return pipe
Ontology 1 is connected to by third flange 32 with one end of the 4th flange 33, return pipe 31, the other end is connected to by the 4th flange 33
In water outlet main pipe 5.Wherein third flange 32 is connected to ontology 1 by third fastener, and the 4th flange 33 passes through the 4th fastener
It is connected to water outlet main pipe 5.Third fastener and the 4th fastener are bolt in the present embodiment.
In order to guarantee sealing effect, return water tube assembly 3 further includes third sealing ring (not shown) and the 4th sealing ring
(not shown), third sealing ring are set between third flange 32 and ontology 1, and the 4th sealing ring is set to the 4th flange 33
Between water outlet main pipe 5, to prevent from letting out between third flange 32 and ontology 1 and between the 4th flange 33 and water outlet main pipe 5
The case where leakage.
The present embodiment additionally provides a kind of bull-dozer, including above-mentioned cooling recirculation system.In low temperature environment, pass through setting
The chassis oil cooler significantly reduces bull-dozer complete machine in low temperature so that hydraulic oil still can reach ideal operating temperature
The failure rate of environment.
Obviously, the above embodiments of the present invention is used for the purpose of clearly illustrating examples for clearly illustrating the present invention, and
It is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
Exhaustion.Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc., should be included in
Within the protection scope of the utility model claims.
Claims (10)
1. a kind of cooling recirculation system characterized by comprising
The oil cooler (4) of engine；
The water outlet main pipe (5) of engine；
Chassis oil cooler, the chassis oil cooler include ontology (1), water intaking tube assembly (2) and return water tube assembly (3), institute
The one end for stating water intaking tube assembly (2) is connected to the oil cooler (4), and the other end is connected to the ontology (1), the return water
One end of tube assembly (3) is connected to the ontology (1), and the other end is connected to the water outlet main pipe (5).
2. cooling recirculation system according to claim 1, which is characterized in that the oil cooler (4) and the water outlet
Supervisor (5) is respectively arranged at the two sides of the ontology (1).
3. cooling recirculation system according to claim 1, which is characterized in that the water intaking tube assembly (2) is connected to described
On the top cover of oil cooler (4).
4. cooling recirculation system according to claim 1, which is characterized in that the water intaking tube assembly (2) includes intake pipe
(21), one end of the intake pipe (21) is connected to the oil cooler (4), and the other end is connected to the ontology (1).
5. cooling recirculation system according to claim 4, which is characterized in that the water intaking tube assembly (2) further includes difference
It is set to the first flange (22) and second flange (23) at the intake pipe (21) both ends, the first flange (22) is connected to institute
It states oil cooler (4), the second flange (23) is connected to the ontology (1).
6. cooling recirculation system according to claim 5, which is characterized in that the water intaking tube assembly (2) further includes first
Sealing ring and the second sealing ring, first sealing ring be set to the first flange (22) and the oil cooler (4) it
Between, second sealing ring is set between the second flange (23) and the ontology (1).
7. cooling recirculation system according to claim 2, which is characterized in that the return water tube assembly (3) includes return pipe
(31), one end of the return pipe (31) is connected to the ontology (1), and the other end is connected to the water outlet main pipe (5).
8. cooling recirculation system according to claim 7, which is characterized in that the return water tube assembly (3) further includes difference
It is set to the third flange (32) and the 4th flange (33) at the return pipe (31) both ends, the third flange (32) is connected to institute
It states ontology (1), the 4th flange (33) is connected to the water outlet main pipe (5).
9. cooling recirculation system according to claim 8, which is characterized in that the water intaking tube assembly (2) further includes third
Sealing ring and the 4th sealing ring, the third sealing ring is set between the third flange (32) and the ontology (1), described
4th sealing ring is set between the 4th flange (33) and the water outlet main pipe (5).
10. a kind of bull-dozer, which is characterized in that including any cooling recirculation system of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821424378.4U CN208900205U (en) | 2018-08-31 | 2018-08-31 | A kind of cooling recirculation system and bull-dozer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821424378.4U CN208900205U (en) | 2018-08-31 | 2018-08-31 | A kind of cooling recirculation system and bull-dozer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208900205U true CN208900205U (en) | 2019-05-24 |
Family
ID=66570995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821424378.4U Active CN208900205U (en) | 2018-08-31 | 2018-08-31 | A kind of cooling recirculation system and bull-dozer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208900205U (en) |
-
2018
- 2018-08-31 CN CN201821424378.4U patent/CN208900205U/en active Active
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