CN111795017A - Steering oil tank - Google Patents
Steering oil tank Download PDFInfo
- Publication number
- CN111795017A CN111795017A CN202010641435.XA CN202010641435A CN111795017A CN 111795017 A CN111795017 A CN 111795017A CN 202010641435 A CN202010641435 A CN 202010641435A CN 111795017 A CN111795017 A CN 111795017A
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- Prior art keywords
- liquid separation
- oil
- separation plate
- circular
- gas
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
- F15B1/26—Supply reservoir or sump assemblies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D5/00—Power-assisted or power-driven steering
- B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
- B62D5/062—Details, component parts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/041—Removal or measurement of solid or liquid contamination, e.g. filtering
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Power Steering Mechanism (AREA)
Abstract
A steering oil tank comprises an oil tank cover, go up jar body and lower jar of body, the oil tank cover is including the cover that oils and the cover that puts down, the upper portion of the cover that puts down is provided with gas-liquid separation chamber and first air channel, the lower part of the cover that puts down is provided with four circular gas-liquid separation boards, be provided with the air vent on the circular gas-liquid separation board of first slice, the inner wall of the cover that puts up oil is provided with the second air channel, the lower part of the upper jar of body is provided with the oil filler hole, the internal circumference boss that is provided with of lower jar, the position that one side of the lower jar of body is located circumference boss top is provided with into oil pipe, the position that the opposite side of the lower jar of body is located circumference boss below is provided with out oil pipe, the internal stationary flow filter equipment that is provided with of lower jar, stationary flow filter equipment includes body and. The design not only solves the oil leakage phenomenon, but also improves the flow stabilizing effect and the cleanliness.
Description
Technical Field
The invention relates to the technical field of automobile manufacturing, in particular to a steering oil tank which is mainly suitable for solving the oil leakage phenomenon and improving the flow stabilizing effect.
Background
At present, a light commercial vehicle mostly adopts a hydraulic power steering system, a steering oil tank provides hydraulic oil for the power steering system, the hydraulic oil flows to a steering machine through a rotary pump under high pressure, power is provided for the work of the steering machine, and the steering operation of a driver can be carried out conveniently. When the power steering system is used, the steering system is affected by abnormal sound, heaviness and the like due to the fact that the pressure in the steering oil tank is increased, air exists in the steering system, and liquid flowing from the oil inlet pipe to the steering oil tank is unstable.
In order to solve the problem of the increase of the pressure in the oil tank and the existence of air in the steering system, an exhaust device is usually arranged on the steering oil tank or an exhaust hole is usually arranged on an oil tank cover. Because the exhaust device is arranged to influence the vacuumizing and filling, the exhaust hole arranged on the oil tank cover is directly communicated with the atmosphere at present, and the exhausted gas is not subjected to gas-liquid separation or is not completely subjected to gas-liquid separation, so that the exhausted gas-liquid mixture can be condensed to cause the oil leakage phenomenon of the steering oil tank, and the appearance of a vehicle is influenced. For solving the unstable problem of liquid flow of the oil inlet pipe to the steering oil tank, a small baffle is usually added at the oil inlet, but the effect is not good generally.
Disclosure of Invention
The invention aims to overcome the defects and problems of poor oil leakage and flow stabilizing effects in the prior art, and provides a steering oil tank which is difficult to leak oil and has a good flow stabilizing effect.
In order to achieve the above purpose, the technical solution of the invention is as follows: a steering oil tank comprises an oil tank cover, an upper tank body and a lower tank body, wherein the upper tank body is connected with the oil tank cover and the lower tank body, the oil tank cover comprises an upper oil tank cover and a lower oil tank cover, the lower oil tank cover is inserted into the upper tank body, the upper part of the lower oil tank cover is provided with a gas-liquid separation cavity and a first vent groove, the lower part of the lower oil tank cover is sequentially provided with a first circular gas-liquid separation plate, a second circular gas-liquid separation plate, a third circular gas-liquid separation plate and a fourth circular gas-liquid separation plate from top to bottom, the first circular gas-liquid separation plate is provided with a vent hole, the inner wall of the upper oil tank cover is provided with a second vent groove, the lower part of the upper tank body is provided with an oil filling port positioned in the lower tank body, a circumferential boss is arranged in the lower tank body, an oil inlet pipe is arranged at the position, above the circumferential boss, the internal stationary flow filter equipment that is provided with of lower jar, stationary flow filter equipment includes body and filter screen, the middle part outer wall of body is provided with steady flow hole, the lower part inner wall of body is provided with No. two recesses, the filter screen assembly just the overlap joint is on the circumference boss in No. two recesses.
The body includes a ring shape section, No. two ring shape sections, No. three ring shape sections that from the top down communicates in proper order, No. two ring shape sections's external diameter is less than the external diameter of a ring shape section, No. three ring shape sections, and No. two ring shape sections's outer wall is provided with six steady flow holes along the circumferencial direction, No. three ring shape sections's inner wall is provided with the recess No. two, the mouth of pipe that advances oil pipe is located between a ring shape section and No. three ring shape sections.
The outer wall of the first circular ring section is provided with a second circular groove, and a second rubber sealing ring attached to the inner wall of the lower tank body is assembled in the second circular groove.
The oil filling port is in a funnel shape.
The first circular gas-liquid separation plate and the second circular gas-liquid separation plate are located in the upper tank body, gaps for gas-liquid mixtures to pass through are formed among the first circular gas-liquid separation plate, the second circular gas-liquid separation plate and the inner wall of the upper tank body, the third circular gas-liquid separation plate and the fourth circular gas-liquid separation plate are located in the oil filling port, and gaps for gas-liquid mixtures to pass through are formed among the third circular gas-liquid separation plate, the fourth circular gas-liquid separation plate and the inner wall of the oil filling port.
The outer wall of the first circular gas-liquid separation plate is provided with a circular groove, and a first rubber sealing ring attached to the inner wall of the upper tank body is assembled in the circular groove.
The upper portion outside of lower oil tank cover is provided with the buckle, the upper portion of going up the jar body is provided with the draw-in groove with buckle looks joint.
The inner wall of the oiling cover is provided with a clamping jaw, and the oiling cover is connected with the lower oiling cover in a clamped mode through the clamping jaw.
The middle part of the upper tank body is provided with a convex block, and the upper part of the lower tank body is provided with a first groove matched with the convex block.
The upper tank body and the lower tank body are of an integrally formed structure, and both the upper tank body and the lower tank body are made of transparent PP6-GF15 materials.
Compared with the prior art, the invention has the beneficial effects that:
1. when a gas-liquid mixture is discharged from a steering oil tank in the steering oil tank, the direction of the gas-liquid mixture in the exhaust process is changed through multiple reflections of the circular gas-liquid separation plate, wherein oil liquid molecules with high specific gravity return to the inside of the steering oil tank again under the action of gravity, pure air with low specific gravity is discharged to a gas-liquid separation cavity between the lower oil tank cover and the upper oil tank cover through the vent hole to form first gas-liquid separation, the gas flows back into the steering oil tank through the vent hole after entering the gas-liquid separation cavity to be condensed, and the rest of a small amount of gas is discharged to the outside through the first vent groove and the second vent groove to perform gas-liquid separation twice, so that the purpose of separating the gas-liquid mixture is achieved, and the oil leakage phenomenon; when the power steering oil is filled, the oil tank cover is opened to fill the power steering oil, and the steering fluid is filtered by the filter screen, so that the cleanliness of the steering fluid flowing out of the oil outlet pipe is ensured; when the steering system works, the steering fluid returns to the steering oil tank from the oil inlet pipe, the steady flow filtering device prevents the steering fluid from directly entering the steering oil tank, but flows into the body through the steady flow hole, and then is filtered by the filter screen, so that the flowing stability of the steering fluid is ensured, and the cleanliness of the steering fluid flowing out of the oil outlet pipe is ensured. Therefore, the invention not only solves the oil leakage phenomenon, but also improves the flow stabilizing effect and the cleanliness.
2. According to the steady flow filtering device with the structure, not only is the flow stability of the steering fluid well ensured, but also the steering fluid is well ensured to be free of impurities; the outer wall of the first circular ring section is provided with a second circular groove, and a second rubber sealing ring attached to the inner wall of the lower tank body is assembled in the second circular groove, so that the sealing effect of the steering oil tank is improved. Therefore, the invention has high reliability and good sealing effect.
3. According to the steering oil tank, gaps for gas-liquid mixture to pass through are formed among the first circular gas-liquid separation plate, the second circular gas-liquid separation plate and the inner wall of the upper tank body, the oil filling port is in a funnel shape, and gaps for gas-liquid mixture to pass through are formed among the third circular gas-liquid separation plate, the fourth circular gas-liquid separation plate and the inner wall of the oil filling port, so that the gas-liquid mixture is well separated; the outer wall of the first circular gas-liquid separation plate is provided with a circular groove, and a first rubber sealing ring attached to the inner wall of the upper tank body is assembled in the circular groove, so that the sealing effect of the steering oil tank is improved. Therefore, the invention has high reliability and good sealing effect.
4. According to the steering oil tank, the buckle is arranged on the outer side of the upper part of the lower oil tank cover, the clamping groove clamped with the buckle is formed in the upper part of the upper tank body, the clamping jaw is arranged on the inner wall of the upper oil tank cover, the upper oil tank cover is clamped with the lower oil tank cover through the clamping jaw, the projection is arranged in the middle of the upper tank body, the first groove matched with the projection is formed in the upper part of the lower tank body, and the design not only enables connection to be firm, but also enables installation and disassembly to be simple; the upper tank body and the lower tank body are of an integrally formed structure, so that the manufacturing is simple; the upper tank body and the lower tank body are made of transparent PP6-GF15 materials, so that the cost of the steering oil tank is reduced, and the height of the liquid level in the steering oil tank can be directly observed from the outside. Therefore, the invention has the advantages of firm connection, simple and convenient installation and disassembly, simple manufacture, low cost and convenient use.
Drawings
Fig. 1 is a schematic structural view of the present invention.
FIG. 2 is a schematic diagram of the oil tank lid of FIG. 1.
FIG. 3 is a schematic view of the upper tank cover of FIG. 2.
FIG. 4 is a front view of the lower tank cover of FIG. 2.
Fig. 5 is a schematic perspective view of the lower tank cover in fig. 2.
Fig. 6 is a schematic structural view of the upper tank of fig. 1.
Fig. 7 is a schematic view of the structure of the lower can body of fig. 1.
Fig. 8 is a schematic structural view of the steady flow filter device of fig. 1.
In the figure: the oil tank cover 1, the upper oil tank cover 11, the second vent groove 111, the clamping jaw 112, the lower oil tank cover 12, the gas-liquid separation cavity 121, the first vent groove 122, the first circular gas-liquid separation plate 123, the second circular gas-liquid separation plate 124, the third circular gas-liquid separation plate 125, the fourth circular gas-liquid separation plate 126, the vent hole 127, the first circular groove 128, the buckle 129, the first rubber sealing ring 13, the upper tank body 2, the oil filling opening 21, the clamping groove 22, the bump 23, the lower tank body 3, the circumferential boss 31, the oil inlet pipe 32, the oil outlet pipe 33, the first groove 34, the steady flow filtering device 4, the body 41, the first circular ring section 411, the second circular ring section 412, the third circular ring section 413, the steady flow hole 414, the second groove 415, the second circular groove 416, the filter screen 42 and the second rubber sealing ring 43.
Detailed Description
The present invention will be described in further detail with reference to the following description and embodiments in conjunction with the accompanying drawings.
Referring to fig. 1 to 8, a steering oil tank comprises an oil tank cover 1, an upper tank body 2 and a lower tank body 3, wherein the upper tank body 2 is connected with the oil tank cover 1 and the lower tank body 3, the oil tank cover 1 comprises an upper oil tank cover 11 and a lower oil tank cover 12, the lower oil tank cover 12 is inserted in the upper tank body 2, the upper part of the lower oil tank cover 12 is provided with a gas-liquid separation cavity 121 and a first vent groove 122, the lower part of the lower oil tank cover 12 is provided with a first circular gas-liquid separation plate 123, a second circular gas-liquid separation plate 124, a third circular gas-liquid separation plate 125 and a fourth circular gas-liquid separation plate 126 from top to bottom in sequence, the first circular gas-liquid separation plate 123 is provided with a vent hole 127, the inner wall of the upper oil tank cover 11 is provided with a second vent groove 111, the lower part of the upper tank body 2 is provided with an oil filling port 21 positioned in the lower tank body 3, a circumferential boss 31 is arranged in the lower tank body 3, the position that the opposite side of the lower jar of body 3 is located circumference boss 31 below is provided with out oil pipe 33, be provided with stationary flow filter equipment 4 in the jar of body 3 down, stationary flow filter equipment 4 includes body 41 and filter screen 42, the middle part outer wall of body 41 is provided with steady flow hole 414, the lower part inner wall of body 41 is provided with No. two recesses 415, filter screen 42 assembles in No. two recesses 415 and the overlap joint is on circumference boss 31.
The outer wall of the first circular ring section 411 is provided with a second circular groove 416, and a second rubber sealing ring 43 attached to the inner wall of the lower tank body 3 is assembled in the second circular groove 416.
The oil filler port 21 has a funnel shape.
The first circular gas-liquid separation plate 123 and the second circular gas-liquid separation plate 124 are located in the upper tank body 2, gaps through which gas-liquid mixtures pass are formed between the first circular gas-liquid separation plate 123 and the second circular gas-liquid separation plate 124 and the inner wall of the upper tank body 2, the third circular gas-liquid separation plate 125 and the fourth circular gas-liquid separation plate 126 are located in the oil filler 21, and gaps through which gas-liquid mixtures pass are formed between the third circular gas-liquid separation plate 125 and the inner wall of the oil filler 21 and between the fourth circular gas-liquid separation plate 126 and the inner wall of the oil filler 21.
The outer wall of the first circular gas-liquid separation plate 123 is provided with a first circular groove 128, and a first rubber sealing ring 13 attached to the inner wall of the upper tank body 2 is assembled in the first circular groove 128.
The outer side of the upper part of the lower oil tank cover 12 is provided with a buckle 129, and the upper part of the upper tank body 2 is provided with a clamping groove 22 clamped with the buckle 129.
The inner wall of the upper oil tank cover 11 is provided with a clamping jaw 112, and the upper oil tank cover 11 is clamped with the lower oil tank cover 12 through the clamping jaw 112.
The middle part of the upper tank body 2 is provided with a convex block 23, and the upper part of the lower tank body 3 is provided with a first groove 34 matched with the convex block 23.
The upper tank body 2 and the lower tank body 3 are both of an integrally formed structure, and the upper tank body 2 and the lower tank body 3 are both made of transparent PP6-GF15 materials.
The principle of the invention is illustrated as follows:
the 4 round gas-liquid separation plates contained in the lower oil tank cover are designed into a plurality of layers of circles with different diameters, which are matched with the inner wall of the upper tank body and the oil filling port in a funnel shape.
The steering fluid flowing from the oil inlet pipe to the steering oil tank passes through the steady flow filtering device, so that the stable flowing of the fluid is ensured; the steering fluid flowing from the oil outlet pipe to the rotary pump is filtered, so that the steering fluid is ensured to be free of impurities; the filter screen has played refuel and has filtered and return oil and filter two effects, avoids arranging two filter screens in turning to the oil tank.
Example (b):
referring to fig. 1, the steering oil tank comprises an oil tank cover 1, an upper tank body 2 and a lower tank body 3, wherein the upper tank body 2 is connected with the oil tank cover 1 and the lower tank body 3, and a steady flow filtering device 4 is arranged in the lower tank body 3;
referring to fig. 1 to 5, the oil tank cover 1 includes an upper oil tank cover 11 and a lower oil tank cover 12, the inner wall of the upper oil tank cover 11 is provided with a second vent groove 111 and a jaw 112, the upper oil tank cover 11 is clamped with the lower oil tank cover 12 through the jaw 112, the lower oil tank cover 12 is inserted into the upper tank body 2, the upper portion of the lower oil tank cover 12 is provided with a gas-liquid separation cavity 121 and a first vent groove 122, the lower portion of the lower oil tank cover 12 is sequentially provided with a first circular gas-liquid separation plate 123, a second circular gas-liquid separation plate 124, a third circular gas-liquid separation plate 125 and a fourth circular gas-liquid separation plate 126 from top to bottom, and the first circular gas-liquid separation plate 123 is provided with a vent hole 127; the first circular gas-liquid separation plate 123 and the second circular gas-liquid separation plate 124 are positioned in the upper tank body 2, gaps for gas-liquid mixtures to pass through are formed between the first circular gas-liquid separation plate 123 and the inner wall of the upper tank body 2 and between the second circular gas-liquid separation plate 124 and the inner wall of the upper tank body 2, the third circular gas-liquid separation plate 125 and the fourth circular gas-liquid separation plate 126 are positioned in the oil filling port 21, and gaps for gas-liquid mixtures to pass through are formed between the third circular gas-liquid separation plate 125 and the inner wall of the oil filling port 21 and between the fourth circular gas-liquid separation plate 126 and the inner wall of the oil filling; a first circular groove 128 is formed in the outer wall of the first circular gas-liquid separation plate 123, a first rubber sealing ring 13 attached to the inner wall of the upper tank body 2 is assembled in the first circular groove 128, and a buckle 129 is arranged on the outer side of the upper portion of the lower oil tank cover 12;
referring to fig. 1, 4 and 6, the upper tank body 2 is of an integrally formed structure, the upper tank body 2 is made of transparent PP6-GF15, the lower part of the upper tank body 2 is provided with an oil filling port 21 positioned in the lower tank body 3, the oil filling port 21 is in a funnel shape, the upper part of the upper tank body 2 is provided with a clamping groove 22 clamped with the clamp buckle 129, and the middle part of the upper tank body 2 is provided with a lug 23;
referring to fig. 1, 6 and 7, the lower tank 3 is of an integrally formed structure, the lower tank 3 is made of transparent PP6-GF15, a circumferential boss 31 is arranged in the lower tank 3, an oil inlet pipe 32 is arranged at a position on one side of the lower tank 3 above the circumferential boss 31, an oil outlet pipe 33 is arranged at a position on the other side of the lower tank 3 below the circumferential boss 31, and a first groove 34 matched with the boss 23 is arranged at the upper part of the lower tank 3;
referring to fig. 1, 7 and 8, the steady flow filtering device 4 comprises a body 41 and a filter screen 42, the body 41 comprises a first circular ring section 411, a second circular ring section 412 and a third circular ring section 413 which are communicated with each other from top to bottom in sequence, the outer diameter of the second circular ring section 412 is smaller than the outer diameters of the first circular ring section 411 and the third circular ring section 413, six flow stabilizing holes 414 are formed in the outer wall of the second circular ring section 412 in the circumferential direction, the inner wall of the third circular ring section 413 is provided with a second groove 415, the filter screen 42 is assembled in the second groove 415 and is lapped on the circumferential boss 31, the opening of the oil inlet pipe 32 is positioned between the first circular ring section 411 and the third circular ring section 413, the outer wall of the first circular ring section 411 is provided with a second circular groove 416, and a second rubber sealing ring 43 attached to the inner wall of the lower tank body 3 is assembled in the second circular groove 416.
Claims (10)
1. The utility model provides a steering oil tank, includes oil tank cover (1), goes up jar body (2) and lower jar of body (3), go up jar body (2) and oil tank cover (1), lower jar of body (3) are connected, its characterized in that: the oil tank cover (1) comprises an upper oil tank cover (11) and a lower oil tank cover (12), the lower oil tank cover (12) is inserted into the upper tank body (2), the upper part of the lower oil tank cover (12) is provided with a gas-liquid separation cavity (121) and a first vent groove (122), the lower part of the lower oil tank cover (12) is sequentially provided with a first circular gas-liquid separation plate (123), a second circular gas-liquid separation plate (124), a third circular gas-liquid separation plate (125) and a fourth circular gas-liquid separation plate (126) from top to bottom, a vent hole (127) is formed in the first circular gas-liquid separation plate (123), the inner wall of the upper oil tank cover (11) is provided with a second vent groove (111), the lower part of the upper tank body (2) is provided with an oil filling port (21) positioned in the lower tank body (3), a circumferential boss (31) is arranged in the lower tank body (3), and an oil inlet pipe (32) is arranged at the position, above the circumferential boss, the position that the opposite side of the lower jar of body (3) is located circumference boss (31) below is provided with out oil pipe (33), be provided with stationary flow filter equipment (4) in the lower jar of body (3), stationary flow filter equipment (4) are including body (41) and filter screen (42), the middle part outer wall of body (41) is provided with stationary flow hole (414), the lower part inner wall of body (41) is provided with No. two recess (415), filter screen (42) assembly just the overlap joint is on circumference boss (31) in No. two recess (415).
2. A steering column according to claim 1, wherein: body (41) include from the top down in proper order the intercommunication No. one circle ring section (411), No. two circle ring section (412), No. three circle ring section (413), the external diameter of No. two circle ring section (412) is less than the external diameter of No. one circle ring section (411), No. three circle ring section (413), and the outer wall of No. two circle ring section (412) is provided with six steady flow holes (414) along the circumferencial direction, the inner wall of No. three circle ring section (413) is provided with No. two recess (415), the mouth of pipe that advances oil pipe (32) is located between a circle ring section (411) and No. three circle ring section (413).
3. A steering column according to claim 2, wherein: the outer wall of the first circular ring section (411) is provided with a second circular groove (416), and a second rubber sealing ring (43) attached to the inner wall of the lower tank body (3) is assembled in the second circular groove (416).
4. A steering column according to claim 1, wherein: the oil filling port (21) is funnel-shaped.
5. A steering column according to claim 4, wherein: the first circular gas-liquid separation plate (123) and the second circular gas-liquid separation plate (124) are positioned in the upper tank body (2), gaps for gas-liquid mixtures to pass through are formed among the first circular gas-liquid separation plate (123), the second circular gas-liquid separation plate (124) and the inner wall of the upper tank body (2), the third circular gas-liquid separation plate (125) and the fourth circular gas-liquid separation plate (126) are positioned in the oil filling port (21), and gaps for gas-liquid mixtures to pass through are formed among the third circular gas-liquid separation plate (125), the fourth circular gas-liquid separation plate (126) and the inner wall of the oil filling port (21).
6. A steering column according to claim 5, wherein: the outer wall of the first circular gas-liquid separation plate (123) is provided with a first circular groove (128), and a first rubber sealing ring (13) attached to the inner wall of the upper tank body (2) is assembled in the first circular groove (128).
7. A steering column according to any one of claims 1 to 6, wherein: the upper portion outside of lower oil tank cover (12) is provided with buckle (129), the upper portion of going up jar body (2) is provided with draw-in groove (22) with buckle (129) looks joint.
8. A steering column according to any one of claims 1 to 6, wherein: the inner wall of the oiling tank cover (11) is provided with a clamping jaw (112), and the oiling tank cover (11) is clamped with the lower oil tank cover (12) through the clamping jaw (112).
9. A steering column according to any one of claims 1 to 6, wherein: the middle part of the upper tank body (2) is provided with a convex block (23), and the upper part of the lower tank body (3) is provided with a first groove (34) matched with the convex block (23).
10. A steering column according to any one of claims 1 to 6, wherein: the upper tank body (2) and the lower tank body (3) are both of an integrally formed structure, and the upper tank body (2) and the lower tank body (3) are both made of transparent PP6-GF15 materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010641435.XA CN111795017A (en) | 2020-07-06 | 2020-07-06 | Steering oil tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010641435.XA CN111795017A (en) | 2020-07-06 | 2020-07-06 | Steering oil tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111795017A true CN111795017A (en) | 2020-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010641435.XA Pending CN111795017A (en) | 2020-07-06 | 2020-07-06 | Steering oil tank |
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| CN (1) | CN111795017A (en) |
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| CN206493995U (en) * | 2017-01-22 | 2017-09-15 | 东风商用车有限公司 | Steering oil tank with built-in ventilation overflow device |
| CN107143538A (en) * | 2017-06-12 | 2017-09-08 | 东风汽车股份有限公司 | Steering oil tank |
| CN208057539U (en) * | 2018-03-06 | 2018-11-06 | 北汽福田汽车股份有限公司 | Steering reservoir and vehicle |
| CN109882458A (en) * | 2019-03-21 | 2019-06-14 | 武汉金达利机电发展有限公司 | A kind of steering reservoir and its processing technology |
| CN110979454A (en) * | 2019-12-18 | 2020-04-10 | 东风商用车有限公司 | Steering oil tank |
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Application publication date: 20201020 |