CN108438047B - Integral power steering oil tank - Google Patents
Integral power steering oil tank Download PDFInfo
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- CN108438047B CN108438047B CN201810289296.1A CN201810289296A CN108438047B CN 108438047 B CN108438047 B CN 108438047B CN 201810289296 A CN201810289296 A CN 201810289296A CN 108438047 B CN108438047 B CN 108438047B
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- filter element
- tank body
- tank
- air inlet
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- 229920000742 Cotton Polymers 0.000 claims abstract description 15
- 230000000149 penetrating effect Effects 0.000 claims abstract description 3
- 239000000945 filler Substances 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 abstract description 8
- 239000003921 oil Substances 0.000 description 74
- 239000010720 hydraulic oil Substances 0.000 description 15
- 238000012986 modification Methods 0.000 description 12
- 230000004048 modification Effects 0.000 description 12
- 230000000694 effects Effects 0.000 description 10
- 238000006467 substitution reaction Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 238000007789 sealing Methods 0.000 description 9
- 238000009434 installation Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000001914 filtration Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
- Power Steering Mechanism (AREA)
Abstract
The invention discloses an integral power steering oil tank, which comprises: the upper tank body and the lower tank body which are matched with each other are welded by a joint seam to form an integral tank body; the top and bottom of the tank body are provided with an air inlet and an air outlet which are communicated through an air inlet pipe and an air outlet pipe penetrating through the tank body; an air inlet and exhaust cover and filter cotton are respectively arranged above and at the bottom of the tank body at the position matched with the air inlet and exhaust pipe, and the filter cotton is further fixed through a rubber seat matched with the air inlet and exhaust pipe; the rubber seat is internally provided with an air inlet and outlet hole matched with the air inlet and outlet pipe. The invention provides an integral power steering oil tank, which can form a whole by welding an upper tank body and a lower tank body, and can prevent oil leakage.
Description
Technical Field
The invention relates to an integral power steering oil tank used under the condition of automobile power steering.
Background
The existing power steering oil tank is mostly assembled by an upper tank body and a lower tank body, and an air inlet and exhaust channel is mostly arranged in an oil level assembly of the power steering oil tank.
Specifically, an upper tank body and a lower tank body of a common power steering oil tank are assembled, the upper tank body and the lower tank body are sealed by a rubber sealing ring, and the upper tank body and the lower tank body are locked by an oil pointer assembly at the top end through threads after being matched. An air inlet and outlet channel is arranged in the oil pointer assembly at the top end, and when hydraulic oil in the tank is pumped out, air outside the tank rapidly enters the tank through the air inlet and outlet channel; when the hydraulic oil pump returns to the tank body, air in the hole in the tank body is rapidly discharged through the air inlet and outlet channels, the working state of the hydraulic oil pump is shown in fig. 1, the hydraulic oil pump returns to the tank body in fig. 1, and the air is discharged, and vice versa.
If the upper tank body is deformed, the lower tank body is deformed, the rubber sealing ring is aged, the rubber sealing ring is incorrectly installed, the oil mark assembly is not locked, and the like, more than one conditions appear, the upper tank body and the lower tank body are not completely sealed, the oil mark assembly and the upper tank body are not completely sealed, and oil leakage phenomena with different degrees appear in the use process.
When the automobile runs, hydraulic oil in the tank is used for providing steering power and is pumped in and out by the oil pump, air in the tank is also pumped in and out along with the outlet, because of the vibration during the running of the automobile, oil in the tank can continuously shake, the hydraulic oil in the tank can contact an oil mark assembly at the top end, the hydraulic oil can flow out of the tank along an inlet and outlet channel along with the inlet and outlet air, finally, the hydraulic oil is accumulated on a tank cover and a tank body, oil scale is generated, the appearance is finally influenced, the hydraulic oil in the tank can be reduced due to long-time oil leakage, the steering performance can be influenced once the hydraulic oil is lower than the safe oil quantity, serious potential safety hazards are caused, and consumers can lose markets for a long time.
After the whole automobile is assembled, the automobile manufacturer performs vacuum oil injection on the power steering oil tank, the oil mark assembly and the upper tank body shown in fig. 1 are required to be taken down, and the upper tank body and the oil mark assembly are returned after the oil injection is completed, so that the tank body is poor in sealing and oil leakage phenomenon can occur during repeated assembly.
Disclosure of Invention
It is an object of the present invention to address at least the above problems and/or disadvantages and to provide at least the advantages described below.
The invention also aims to provide an integral power steering oil tank, which can form a whole by welding an upper tank body and a lower tank body, is locked with a vacuum oiling tool through a tank cover at the upper end of the tank body during vacuum oiling and normal use, does not need to take down the upper tank body to prevent oil leakage, has better structural stability, and can realize lower air intake and exhaust, namely lower breathing in a mode of matching an air intake and exhaust pipe, an exhaust cover and an air intake and exhaust pipe through matching of the air intake and exhaust cover and the air exhaust pipe.
To achieve these objects and other advantages and in accordance with the purpose of the invention, there is provided a unitary power steering tank including:
the upper tank body and the lower tank body which are matched with each other are welded by a joint seam to form an integral tank body;
the top and bottom of the tank body are provided with an air inlet and an air outlet which are communicated through an air inlet pipe and an air outlet pipe penetrating through the tank body;
an air inlet and exhaust cover and filter cotton are respectively arranged above and at the bottom of the tank body at the position matched with the air inlet and exhaust pipe, and the filter cotton is further fixed through a rubber seat matched with the air inlet and exhaust pipe;
the rubber seat is internally provided with an air inlet and outlet hole matched with the air inlet and outlet pipe, the height of the air inlet and outlet cover is configured to be higher than the surface of the tank cover by a preset height, and a certain gap is reserved between the port of the air inlet and outlet pipe and the top surface of the air inlet and outlet cover;
a plurality of grooves are formed in the circumferential direction of the outer side wall of the tank cover.
Preferably, a tank opening with a preset height is eccentrically arranged above the tank body, and external threads matched with a vacuum oiling tool or a tank cover are arranged on the tank opening.
Preferably, the method further comprises:
a cartridge assembly removably disposed within the canister;
the filter element assembly comprises a filter element assembly, a filter element assembly and a filter element assembly, wherein a limiting plate is arranged at one end of the filter element assembly, which is matched with the inner cavity of the filter element assembly, of the filter element assembly;
the filter element assembly comprises a mounting handle and a spring seat matched with the mounting handle, the spring seat is connected with the mounting handle through a spring, a boss is arranged at one end of the spring seat matched with the filter element, and the outer diameter of the boss is configured to be larger than the inner diameter of a filter element mounting hole.
Preferably, the method further comprises: the oil inlet pipe and the oil outlet pipe are arranged below the tank body;
the oil inlet pipe and the oil outlet pipe are provided with protruding parts at ports connected with an external pipeline, the filter element is provided with an oil inlet at a position matched with the oil inlet pipe, and a rubber pad is arranged at a position matched with the bottom of the tank body at the oil inlet.
Preferably, the method further comprises: an inserted oil pointer assembly is also arranged above the tank body;
the oil level assembly is provided with an oil level which can measure and control the oil quantity in the tank body.
Preferably, the filter element is configured to adopt any one of a ceramic filter element or a filter paper filter element.
Preferably, the outer diameter of the filter element is matched with the inner diameter of the tank opening, and a plurality of filter holes with preset pore diameters are formed in the filter element;
wherein each filter hole is configured to have an inclined angle toward the bottom of the tank, and the aperture of the filter hole near the inner side wall of the filter element is configured to be larger than the other end.
Preferably, the upper end and the lower end of the filter element are respectively provided with a matched clamping groove, and the clamping grooves are used for fixing the filter screen in the clamping grooves through a filler strip with a wedge-shaped structure.
Preferably, the filler strip is configured into an L-shaped structure, and the filler strip is provided with an arc-shaped protruding part at one end extending into the clamping groove;
the free end of the arc-shaped protruding part is provided with a first cone-shaped part which is guided to extend into the clamping groove at one end matched with the clamping groove;
the other end of the arc-shaped protrusion has a second tapered portion, a height of which is configured to be greater than a maximum height of the first tapered portion.
Preferably, the filter screen is configured into three pieces matched with the outer surface of the filter element;
the outer surface of the filter element is provided with clamping seams at the positions matched with the combining seams of the filter screens, the combining seams of the filter screens are fixed through nail-shaped wedge-shaped rubber strips, and metal patches are arranged on the outer surface of the wedge-shaped rubber strips.
The invention at least comprises the following beneficial effects:
firstly, the upper tank body and the lower tank body are welded to form a whole, and the whole is locked with the vacuum oiling tool through the tank cover at the upper end of the tank body during vacuum oiling and normal use, so that the upper tank body does not need to be taken down, and the structure stability is better.
Secondly, an 'air inlet and exhaust cover' is welded on the upper surface of the tank body, the diameter of the inner cavity of the 'air inlet and exhaust cover' is small, the hole is deep, hydraulic oil in the tank shakes severely along with the vibration of an automobile, the 'air inlet and exhaust cover' is difficult to contact with the inner surface of the 'air inlet and exhaust cover', and the 'air inlet and exhaust cover' is installed in the 'air inlet and exhaust cover', and the opening position is close to the top surface of the 'air inlet and exhaust cover', so that the 'oil inlet pipe', 'oil outlet pipe', 'air inlet and exhaust pipe' is arranged at the bottom of the tank body, and the air inlet and exhaust channel of the tank body is changed into the 'air inlet and exhaust pipe' from the inside of an 'oil mark assembly' at the upper end, and the structure can effectively prevent hydraulic oil in the tank from entering the air inlet and exhaust channel due to shaking and flowing out of the tank.
Thirdly, the upper end of the tank body is provided with the plug-in type oil level assembly for observing the oil level in the tank, so that the oil level is easier to observe, and the oil leakage phenomenon can not occur.
Fourth, the replacement of the filter element in the invention is simple and convenient, and the sealing performance of the tank body is not affected by multiple times of replacement.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic diagram of a power steering tank in the prior art;
FIG. 2 is a schematic diagram of an integrated power steering tank in accordance with one embodiment of the present invention;
FIG. 3 is a schematic view of an exploded construction of an integrated power steering tank in accordance with another embodiment of the present invention;
FIG. 4 is a schematic view of another embodiment of a backing strip;
FIG. 5 is a schematic view of a wedge-shaped rubber strip according to another embodiment of the present invention;
Detailed Description
The present invention is described in further detail below with reference to the drawings to enable those skilled in the art to practice the invention by referring to the description.
It will be understood that terms, such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
Fig. 2 shows an implementation of an integrated power steering tank according to the invention, comprising:
the upper tank body 6 and the lower tank body 7 which are matched with each other are welded to form an integral tank body, the problems that when an existing metal mold is used for processing a workpiece, the inner seal is kept and the opening is smaller are solved through a welding mode, the upper tank body and the lower tank body are tightly jointed through the welding mode, the phenomenon of oil leakage caused by poor sealing effect of the upper tank body and the lower tank body due to poor matching of sealing rubber strips in the assembly process of the fixture is effectively reduced, and meanwhile, the phenomenon of oil leakage caused by aging of sealing strips in the long-term use process is solved;
the air inlet and outlet ports 16 are arranged at the corresponding positions of the top and the bottom of the tank body and are matched with the air inlet and outlet ports which are independently arranged at the upper and lower parts of the tank body and are matched with the air inlet pipe to solve the problem of air pressure change in the tank body due to oil quantity increase or decrease, and the air inlet and outlet ports are communicated through the air inlet and outlet pipe 2 which penetrates through the tank body;
an air inlet and outlet cover 1 and filter cotton (not shown) are respectively arranged above and at the bottom of the tank body and matched with the air inlet and outlet pipe, the air inlet and outlet cover is used for providing air above the air inlet and outlet pipe and accommodating air discharged by the air inlet and outlet pipe, the filter cotton is used for filtering external air in the air inlet and outlet process, and the filter cotton is further fixed through a rubber seat 14 matched with the air inlet and outlet pipe, so that the problem of instability of the filter cotton is solved, the filter cotton is fixed, and the working stability of the filter cotton is ensured;
the rubber seat is internally provided with an air inlet and outlet hole 17 matched with the air inlet and outlet pipe, the function of the rubber seat changes the existing air inlet and outlet mode into a lower air inlet and outlet mode, namely lower breathing mode, so that the appearance is better, the rubber seat is better combined with other equipment, the height of the air inlet and outlet cover is configured to be higher than the surface of the tank cover by a preset height, the rubber seat is used for enabling the inner cavity of the rubber seat to be small in diameter and deep in hole, hydraulic oil in the tank shakes severely along with the vibration of an automobile, the inner surface of the air inlet and outlet cover is difficult to contact, a gap is formed between a port of the air inlet and outlet pipe and the top surface of the air inlet and outlet cover, the air inlet and outlet pipe is installed in the air inlet and outlet cover, the opening position is close to the top surface of the air inlet and outlet cover, and the structure can effectively prevent hydraulic oil in the tank from entering an air inlet and outlet channel due to shaking;
the outer side wall circumference of the tank cover is provided with a plurality of grooves, the tank cover at the upper end of the tank body accords with ergonomics, surface friction is not reduced due to the fact that oil is smeared on the surface, manual screwing cannot be performed, a special tool is needed to unscrew or screw, and the tank cover is easier to unscrew or screw relative to the tank body. The hidden trouble of oil leakage between the upper tank body and the lower tank body is eliminated, and no oil scale is accumulated on the upper surface of the tank body, so that the scheme has the advantages of good implementation effect, strong operability, novel structure, safety, environmental protection and better practicability. And this is merely illustrative of a preferred embodiment and is not limited thereto. In practicing the present invention, appropriate substitutions and/or modifications may be made according to the needs of the user.
In another example, the tank opening 18 with a preset height is eccentrically arranged above the tank body, the external thread 19 matched with the vacuum oiling tool or the tank cover is arranged on the tank opening, and when an automobile manufacturer performs vacuum oiling, threaded connection is adopted, so that oiling efficiency and reliability are improved. The tank mouth of the upper end of the tank body is provided with the external thread, the tank mouth is locked with the vacuum oiling tool or the tank cover during normal use and can be prevented from being separated from the upper tank body and the lower tank body when the filter element is replaced, so that the influence on the stability of equipment caused by repeated disassembly of the tank body is prevented. And this is merely illustrative of a preferred embodiment and is not limited thereto. In practicing the present invention, appropriate substitutions and/or modifications may be made according to the needs of the user.
In another example, further comprising:
the filter element component is detachably arranged in the tank body, so that the filter element component can be easily replaced, and the stability of a product in the use process is further ensured;
the filter element assembly is arranged in the tank, a certain pressure is applied to a filter element installation handle supported by a spring, and the filter element installation handle is rotated in a certain direction and is just clamped in a groove of the limiting plate, so that the filter element installation handle is detachable and is convenient to replace;
the filter element assembly comprises a mounting handle 4 and a spring seat 9 matched with the mounting handle, the spring seat is connected with the mounting handle through a spring 8, a boss 21 is arranged at one end matched with a filter element 10 of the spring seat, the outer diameter of the boss is configured to be larger than the inner diameter of a filter element mounting hole 22, and one end of the filter element spring seat with the boss is inserted into the filter element hole to complete the assembly of the filter element assembly; the outer diameter of the boss is slightly larger than that of an inner hole of the filter element, and when the filter element is replaced, the filter element can come out along with the filter element mounting handle, and the filter element spring seat and the filter element are separated by using smaller pulling force. The filter element is replaced by adopting the scheme, the filter element is simple and convenient, the sealing performance of the tank body is not affected by repeated replacement, and the filter element has the advantages of good implementation effect, strong operability, good stability and good adaptability. And this is merely illustrative of a preferred embodiment and is not limited thereto. In practicing the present invention, appropriate substitutions and/or modifications may be made according to the needs of the user.
In another example, further comprising: inlet and outlet pipes 12, 13 provided below the tank for better coupling between the apparatus and external equipment;
the oil inlet pipe and the oil outlet pipe are provided with a protruding part 23 at a port connected with an external pipeline, so that the combination between the oil inlet pipe and the oil outlet pipe is more stable, an oil inlet 24 is arranged at a position matched with the oil inlet pipe, and a rubber pad 11 is arranged at a position matched with the bottom of the tank body, so that the stability of equipment is maintained, and meanwhile, the cooperation between the oil inlet pipe and the filter element can be ensured, and certain interference can be maintained. The scheme has the advantages of good implementation effect, strong operability and good adaptability. And this is merely illustrative of a preferred embodiment and is not limited thereto. In practicing the present invention, appropriate substitutions and/or modifications may be made according to the needs of the user.
In another example, further comprising: an inserted oil pointer assembly 25 is also arranged above the tank body;
the oil level assembly is provided with an oil level 26 which can measure and control the oil quantity in the tank body. By adopting the scheme, the oil pointer assembly and the tank body are matched to be plugged and unplugged, so that the hydraulic oil in the tank is more convenient to master, the phenomenon that the oil pointer assembly shown in fig. 1 is manually screwed and slipped when being stained with oil is avoided, and a special tool is required to open the tank body, so that the inspection and replacement of the oil in the tank by an automobile user are influenced. Has the advantages of good implementation effect and strong adaptability. And this is merely illustrative of a preferred embodiment and is not limited thereto. In practicing the present invention, appropriate substitutions and/or modifications may be made according to the needs of the user.
In another example, the filter element is configured to employ either a ceramic filter element or a filter paper filter element. When the filter element is detached and cleaned, compared with the existing filter element, the filter element can be cleaned by flushing, the filter element is maintained more quickly, meanwhile, the filter element is made of ceramic, the filter element is cleaner than a metal filter screen, the filter element is better in corrosion resistance, the service life is longer, and the filter element can be matched with the metal filter screen and filter paper as required, so that the filter element has the advantages of being good in implementation effect, strong in operability and good in adaptability. And this is merely illustrative of a preferred embodiment and is not limited thereto. In practicing the present invention, appropriate substitutions and/or modifications may be made according to the needs of the user.
In another example, the outer diameter of the filter element is configured to match with the inner diameter of the tank opening, the outer diameter of the filter element can be smaller than the inner diameter of the tank opening so as to be convenient for replacement and maintenance, and a plurality of filter holes 27 with preset pore diameters are arranged on the filter element and are used for filtering oil flowing into the tank body so as to ensure the stability of products when the filter element is used;
wherein, each filter hole is configured to have an inclined angle towards the bottom of the tank body, and the aperture of the filter hole near the inner side wall of the filter element is configured to be larger than the other end, and the filter hole is matched with the oil inlet mode at the lower part of the filter element, so that oil can quickly enter the filter element, and the oil can be quickly filtered under the action of pressure when entering the filter element. The scheme has the advantages of good implementation effect and strong operability. And this is merely illustrative of a preferred embodiment and is not limited thereto. In practicing the present invention, appropriate substitutions and/or modifications may be made according to the needs of the user.
In another example, the upper end and the lower end of the filter element are respectively provided with a clamping groove (not shown) which is used for fixing the filter screen, and the filter screen is fixed outside the filter element for secondary filtration, so that the filter screen can be cleaned and replaced conveniently when the filter screen is maintained in the later period, and the clamping grooves are used for fixing the filter screen in the clamping grooves through the filler strip 28 with the wedge-shaped structure, so that the filter screen is prevented from falling off from the surface of the filter element due to pressure in the process. The scheme has the advantages of good implementation effect, strong operability and good stability. And this is merely illustrative of a preferred embodiment and is not limited thereto. In practicing the present invention, appropriate substitutions and/or modifications may be made according to the needs of the user.
In another example, the filler strip is configured in an L-shaped structure, and the filler strip is provided with an arc-shaped protruding part 29 at one end extending into the clamping groove and used for blocking a gap between the clamping groove and the filter screen through the volume of the arc-shaped protruding part;
the free end of the arc-shaped protruding part is provided with a first cone-shaped part 30 which is guided to extend into the clamping groove at one end matched with the clamping groove, so that the first cone-shaped part can conveniently enter the clamping groove;
the other end of the arc-shaped projection has a second cone 31, the height of which is configured to be greater than the maximum height of the first cone, which acts to make the internal occlusion thereof tight, with a tighter bond to the external structure. The scheme has the advantages of good implementation effect, strong operability and good stability. And this is merely illustrative of a preferred embodiment and is not limited thereto. In practicing the present invention, appropriate substitutions and/or modifications may be made according to the needs of the user.
In another example, the filter screen is configured as three pieces that mate with the outer surface of the filter element, which allows replacement of the portion of the filter screen that needs replacement to control its cost;
the outer surface of filter core is provided with joint seam (not shown) in the position that combines seam matched with each filter screen, and the joint seam of each filter screen is fixed through the wedge rubber strip 32 of nail form, and it seals the joint seam, and the filter screen can set up the bending portion in the position that cooperatees with the joint seam simultaneously, and then makes its complex stability better, the surface of wedge rubber strip is provided with metal paste 33, and it is used for guaranteeing the stability of product in the complex environment use. The scheme has the advantages of good implementation effect, strong operability and good stability. And this is merely illustrative of a preferred embodiment and is not limited thereto. In practicing the present invention, appropriate substitutions and/or modifications may be made according to the needs of the user.
The assembly flow of the invention is shown in figure 2, S1, after the 'lower tank' (corresponding holes are drilled) is matched with the 'air inlet and exhaust pipe', 'oil inlet pipe', 'oil outlet pipe' according to corresponding sizes, a circle of ring welding is carried out around the 'air inlet and exhaust pipe', 'oil inlet pipe', 'oil outlet pipe' at the matched position outside the tank body;
s2, after the upper tank body (corresponding holes are drilled) is matched with the air inlet and exhaust cover, the air inlet and exhaust cover is welded around the inner side or the outer side of the tank body in a circular manner;
s3, after the upper tank body is matched with the limiting plate in corresponding size, spot welding or ring welding is carried out on the inner side of the tank body around the excircle of the limiting plate;
s4, matching the upper tank body and the lower tank body which are welded according to the corresponding size and direction, and performing circular welding on the matched position outside the tank body;
s5, performing corresponding inspection and surface treatment;
s6, oiling or oil spraying is carried out inside the tank body;
s7, as shown in FIG. 3, a filter element mounting handle, a filter element spring seat and a spring are assembled, and finally one end of the filter element spring seat with a boss is inserted into a filter element hole to complete the assembly of the filter element assembly; (the outer diameter of the boss is slightly larger than the inner hole of the filter element, when the filter element is replaced, the filter element can come out together with the filter element mounting handle, and the filter element spring seat and the filter element are separated by using smaller pulling force)
S8, loading the filter element assembly into a tank, applying a certain pressure to a filter element installation handle supported by a spring, and rotating the filter element installation handle in a certain direction, wherein the filter element installation handle is just clamped in a groove of a limiting plate;
s9, covering the opening of the air inlet and outlet pipe exposed at the bottom of the tank body with a proper amount of filter cotton, and then fixing the filter cotton with filter cotton fixing rubber;
s10, installing an oil pointer assembly and a tank cover at the corresponding positions of the top of the tank body, and finishing assembly.
The number of equipment and the scale of processing described herein are intended to simplify the description of the present invention. Applications, modifications and variations to the unitary power steering tank of the present invention will be readily apparent to those skilled in the art.
Although embodiments of the invention have been disclosed above, they are not limited to the use listed in the specification and embodiments. It can be applied to various fields suitable for the present invention. Additional modifications will readily occur to those skilled in the art. Therefore, the invention is not to be limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (6)
1. An integrated power steering tank comprising:
the upper tank body and the lower tank body which are matched with each other are welded by a joint seam to form an integral tank body;
the top and bottom of the tank body are provided with an air inlet and an air outlet which are communicated through an air inlet pipe and an air outlet pipe penetrating through the tank body;
an air inlet and exhaust cover and filter cotton are respectively arranged above and at the bottom of the tank body at the position matched with the air inlet and exhaust pipe, and the filter cotton is further fixed through a rubber seat matched with the air inlet and exhaust pipe;
the rubber seat is internally provided with an air inlet and outlet hole matched with the air inlet and outlet pipe, the height of the air inlet and outlet cover is configured to be higher than the surface of the tank cover by a preset height, and a gap is reserved between a port of the air inlet and outlet pipe and the top surface of the air inlet and outlet cover;
a plurality of grooves are formed in the circumferential direction of the outer side wall of the tank cover;
further comprises:
a cartridge assembly removably disposed within the canister;
the filter element assembly comprises a filter element assembly, a filter element assembly and a filter element assembly, wherein a limiting plate is arranged at one end of a tank opening, which is matched with the inner cavity of the tank body, and a clamping groove for limiting the filter element assembly is arranged on the limiting plate;
the filter element assembly comprises a mounting handle and a spring seat matched with the mounting handle, the spring seat is connected with the mounting handle through a spring, a boss is arranged at one end of the spring seat matched with the filter element, and the outer diameter of the boss is configured to be larger than the inner diameter of a filter element mounting hole;
the outer diameter of the filter element is configured to be matched with the inner diameter of the tank opening, and a plurality of filter holes with preset pore diameters are formed in the filter element;
wherein each filter hole is configured to have an inclined angle towards the bottom of the tank body, and the aperture of the filter hole near the inner side wall of the filter element is configured to be larger than the other end;
the upper end part and the lower end part of the filter element are respectively provided with a matched clamping groove, and the clamping grooves are used for fixing a filter screen in the clamping grooves through a filler strip with a wedge-shaped structure;
the filler strip is configured into an L-shaped structure, and the filler strip is provided with an arc-shaped protruding part at one end extending into the clamping groove;
the free end of the arc-shaped protruding part is provided with a first cone-shaped part which is guided to extend into the clamping groove at one end matched with the clamping groove;
the other end of the arc-shaped protrusion has a second tapered portion, a height of which is configured to be greater than a maximum height of the first tapered portion.
2. The integrated power steering oil tank as claimed in claim 1, wherein a tank opening with a preset height is eccentrically arranged above the tank body, and external threads matched with a vacuum oil injection tool or a tank cover are arranged on the tank opening.
3. The unitary power steering tank of claim 1 further comprising: the oil inlet pipe and the oil outlet pipe are arranged below the tank body;
the oil inlet pipe and the oil outlet pipe are provided with protruding parts at ports connected with an external pipeline, the filter element is provided with an oil inlet at a position matched with the oil inlet pipe, and the oil inlet is provided with a rubber pad at a position matched with the bottom of the tank body.
4. The unitary power steering tank of claim 1 further comprising: an inserted oil pointer assembly is also arranged above the tank body;
the oil level assembly is provided with an oil level which can measure and control the oil quantity in the tank body.
5. The unitary power steering tank of claim 1 wherein the filter element is configured to employ either a ceramic filter element or a filter paper filter element.
6. The unitary power steering tank of claim 1 wherein said screen is configured as three pieces that mate with the outer surface of the filter element;
the outer surface of the filter element is provided with clamping seams at the positions matched with the combining seams of the filter screens, the combining seams of the filter screens are fixed through nail-shaped wedge-shaped rubber strips, and metal patches are arranged on the outer surface of the wedge-shaped rubber strips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810289296.1A CN108438047B (en) | 2018-04-03 | 2018-04-03 | Integral power steering oil tank |
Applications Claiming Priority (1)
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| CN201810289296.1A CN108438047B (en) | 2018-04-03 | 2018-04-03 | Integral power steering oil tank |
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| CN108438047A (en) | 2018-08-24 |
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