CN110702308A - Oil cup device of pressure calibrator - Google Patents
Oil cup device of pressure calibrator Download PDFInfo
- Publication number
- CN110702308A CN110702308A CN201911068377.XA CN201911068377A CN110702308A CN 110702308 A CN110702308 A CN 110702308A CN 201911068377 A CN201911068377 A CN 201911068377A CN 110702308 A CN110702308 A CN 110702308A
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- cup
- oil
- cover
- base
- oil return
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- 238000001914 filtration Methods 0.000 claims abstract description 36
- 238000007789 sealing Methods 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 5
- 239000011148 porous material Substances 0.000 claims description 5
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000004891 communication Methods 0.000 abstract description 4
- 230000000903 blocking effect Effects 0.000 abstract 1
- 239000012535 impurity Substances 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 101150038956 cup-4 gene Proteins 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L27/00—Testing or calibrating of apparatus for measuring fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/02—Settling tanks with single outlets for the separated liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/2444—Discharge mechanisms for the classified liquid
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to an oil cup device of a pressure calibrator, which comprises a base, wherein an oil outlet hole group is arranged at the edge of the base, a communication hole is arranged in the middle of the base, a cup body is arranged on the base, a cup cover is connected to the upper end of the cup body, an oil filling plug is arranged on the cup cover, a filtering cup body is arranged in the cup body, a plurality of oil return hole groups which are uniformly arranged at intervals are arranged on the filtering cup body along the circumferential direction of the filtering cup body, each oil return hole group consists of a plurality of oil return holes which are linearly arranged from top to bottom, an end cover is connected to the bottom end of the filtering cup body and arranged in the middle of the base, an oil return rod is arranged in the middle of the end cover and is positioned in the filtering cup body. The oil return filtering cup is simple in structure, filtering and purifying of oil return are achieved through the cup body, the filtering cup body and the oil return rod which are sequentially arranged from outside to inside, blocking is not prone to occurring, oil outlet and oil return are smooth, and flow is large.
Description
Technical Field
The invention belongs to the technical field of pressure check meters, and particularly relates to an oil cup device of a pressure check meter.
Background
The pressure instrument is used for measuring the pressure of gas, liquid and steam, has a plurality of varieties and large quantity, is one of the most extensive and important instruments used in the production and processing industries, has the quality and performance directly related to safe production and product quality, and must be periodically checked in order to ensure the normal work of the pressure instrument in the service life, and the existing checking equipment is divided into three types, namely a pneumatic type, a hydraulic type or a gas-liquid compatible type.
The invention is applied to a hydraulic pressure calibrator which comprises a hand pump or an electric pump, a fine adjustment device, a return check valve, an oil cup, an output device, a standard instrument and the like, and converts mechanical energy of reciprocating linear motion into hydraulic energy. During operation, close and return the inspection valve, step up through hand pump or electric pump, during the oil admission system pipeline of oil cup, step up fast, when being close to the target value, utilize the micro-adjustment valve to realize the fine setting, relatively treat the numerical value of examining table and standard table, check up, when the inspection is accomplished, open and return the inspection valve, the pressure release, the oil of system is got back to the oil cup fast. Therefore, the oil cup is an important element in the hydraulic pressure type pressure check gauge.
The main function of the oil cup is oil storage, which is used for oil outlet and oil return, the impurities in the oil are filtered and purified in the oil return process, the purified oil is discharged through the oil outlet, and the operation process is completed by the circulation. A oil cup device for pressure check gauge among the prior art includes the cup and arranges the filter equipment in the cup in, filter equipment is the filter mostly, and the filter effect is although good, but uses repeatedly and causes the filter core to block up easily, needs often to change and wash the filter core, and it is inconvenient to use, adopts the filter core filtration simultaneously, and the flow is little, causes out oil, the oil return is unsmooth.
Disclosure of Invention
The invention aims to provide an oil cup device of a pressure calibrator, which solves the problems that a filter element of an oil cup filter is easy to block, and the flow of oil outlet and oil return is small and unsmooth in the prior art.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the utility model provides a pressure check gauge oil cup device, includes the base, and the oil outlet punch combination has been seted up at the edge of base, and the intercommunicating pore has been seted up to the centre of base, is connected with the cup on the base, and the cup upper end is connected with the bowl cover, is connected with the oiling stifled on the bowl cover, be equipped with the filtration cup in the cup, filter and set up the oil return punch combination that a plurality of even intervals set up along its circumference on the cup, the oil return punch combination comprises a plurality of top-down's the oil return hole that is a linear arrangement, and the bottom of filtering the cup is connected with the end cover, and the end cover setting is in the centre of base, the pole of returning oil is installed in the centre of end cover, the inside cavity of pole of returning oil, the pole of.
And the diameter of the oil return hole in each oil return hole group is reduced from top to bottom in sequence.
The cup body and the filtering cup body are both made of transparent glass products.
The oil outlet hole group comprises two small oil outlet holes arranged at the edge of the top end of the base and a big oil outlet hole arranged at the edge of the bottom end of the base, and the two small oil outlet holes extend downwards to be communicated with the big oil outlet hole.
The cup comprises a cup body and is characterized in that external threads are arranged on the peripheries of the upper end and the lower end of the cup body, internal threads are respectively arranged on the inner wall of a base and the inner wall of a cup cover, O-shaped sealing rings are respectively sleeved on the base and the cup cover, and the upper end and the lower end of the cup body are respectively in threaded connection with the cup cover and the base.
An oil filling hole is formed in the middle of the cup cover, an internal thread is arranged on the inner wall of the oil filling hole, an external thread is arranged on the periphery of the lower end of the oil filling plug, and the cup cover is connected with the oil filling plug in a threaded mode through the oil filling hole.
The middle of end cover is equipped with the rod cover, and the rod cover is linked together with the intercommunicating pore, the rod cover inner wall is equipped with the internal thread, the lower extreme periphery of oil return pole is equipped with the external screw thread, the end cover pass through the rod cover with oil return pole threaded connection, the inner wall of end cover is equipped with the internal thread, the lower extreme periphery of filtering the cup is equipped with the external screw thread, the end cover with filter cup threaded connection.
Straight lines are rolled on the outer surfaces of the cup cover and the oil injection plug.
The invention has the beneficial effects that: (1) the filter cup is arranged in the cup body to replace a filter, an oil return hole is formed in the filter cup body, an oil return rod is arranged in the filter cup body, an opening is formed in the upper end of the oil return rod, during oil return, oil is discharged from the oil return rod from bottom to top and enters the filter cup body, impurities with large particles such as silt and the like are settled to the bottom of the filter cup body under the action of gravity, relatively clean oil overflows to the cup body from the oil return holes in the periphery of the filter cup body, the traditional filter is replaced by the filter cup body for filtering, the flow of the oil is large, the oil is discharged and returned, and the oil can be prevented from being blocked while the returned oil is; (2) the diameters of oil return holes in the filtering cup body are sequentially reduced from top to bottom, impurities are gathered at the lower part of the filtering cup body under the action of gravity sedimentation, oil on the upper part of the filtering cup body is relatively clean, clean oil on the upper part flows out from a large oil return hole, the flow is large, oil return is smooth, the content of the impurities in the oil on the lower part of the filtering cup body is relatively more, the impurities flow out from a small oil return hole, and the filtering effect on silt with large particles is achieved, so that the filtering effect is better; (3) the edge of the base is provided with an oil outlet hole group, and the two small holes are converged into a large hole, so that uniform oil outlet is facilitated; (4) the cup body and the filtering cup body are made of transparent glass products, so that the turbidity degree of the oil can be observed conveniently, and the reasonable control of the oil changing time is facilitated; (5) o-shaped sealing rings are respectively sleeved on the base and the cup cover, so that the sealing effect is better; (6) the outer surfaces of the cup cover and the oil injection plug are rolled with straight lines, so that the cup cover and the oil injection plug can play a role in skid resistance during installation and disassembly, and are convenient to install and open.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic structural view of a base;
FIG. 4 is a bottom view of FIG. 3;
FIG. 5 is a schematic view of a filter bowl;
fig. 6 is a schematic structural view of the oil return rod.
In the figure: 1. the oil filter comprises a base, 2 parts of an end cover, 3 parts of an oil return rod, 4 parts of a filter cup body, 5 parts of a cup body, 6 parts of a cup cover, 7 parts of an oil filling plug, 8 parts of a communication hole, 9 parts of a small oil outlet, 10 parts of a large oil outlet, 11 parts of an O-shaped sealing ring, 12 parts of an oil return hole group, 13 parts of an oil return hole, 14 parts of an opening, 15 parts of a rod sleeve, 16 parts of straight lines and 17 parts of an oil filling hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clear, embodiments of the present invention are described in further detail below with reference to the accompanying drawings.
As shown in fig. 1 and 2, the oil cup comprises a base 1, a cup body 5 is connected to the base 1, a cup cover 6 is connected to the upper end of the cup body 5, an oil filling plug 7 is connected to the cup cover 6, straight lines 16 are rolled on the outer surfaces of the cup cover 6 and the oil filling plug 7 for facilitating installation and opening of the cup cover 6 and the oil filling plug 7, a filtering cup body 4 is arranged in the cup body 5, an end cover 2 is connected to the bottom end of the filtering cup body 4, the end cover 2 is arranged in the middle of the base 1, a rod sleeve 15 is arranged in the middle of the end cover 2, internal threads are arranged on the inner wall of the rod sleeve 15, an oil return rod 3 is connected to the end cover 2 through the rod sleeve 15 in a threaded manner; external threads are arranged on the peripheries of the upper end and the lower end of the cup body 5, internal threads are respectively arranged on the inner wall of the base 1 and the inner wall of the cup cover 6, and the upper end and the lower end of the cup body 5 are respectively in threaded connection with the cup cover 6 and the base 1; an oil filling hole 17 is formed in the middle of the cup cover 6, internal threads are formed in the inner wall of the oil filling hole 17, external threads are formed in the periphery of the lower end of the oil filling plug 7, and the cup cover 6 is in threaded connection with the oil filling plug 7 through the oil filling hole 17; the inner wall of the end cover 2 is provided with internal threads, the periphery of the lower end of the filtering cup body 4 is provided with external threads, and the end cover 2 is in threaded connection with the filtering cup body 4; in order to facilitate observation of the turbidity degree of oil in the oil cup and timely oil change, the cup body 5 and the filter cup body 4 are made of transparent glass products, and acrylic with good transparency and certain chemical stability can be selected from organic glass.
As shown in fig. 3 and 4, the edge of the base 1 is provided with an oil outlet hole group, the middle of the base 1 is provided with a communication hole 8, and the rod sleeve 15 and the communication hole 8 are mutually communicated as shown in fig. 2; the oil outlet hole group comprises two small oil outlet holes 9 arranged at the edge of the top end of the base 1 and a large oil outlet hole 10 arranged at the edge of the bottom end of the base 1, the two small oil outlet holes 9 extend downwards to be communicated with the large oil outlet hole 10, so that uniform oil outlet is facilitated, when the pressure in the system is increased, a part of oil can overflow through the oil outlet holes and return to the oil cup, and uniformly overflow from the two small holes 9, so that the oil outlet hole group is more attractive; in order to increase the sealing performance of the oil cup, O-shaped sealing rings 11 are respectively sleeved on the base 1 and the cup cover 6.
As shown in fig. 5 and 6, a plurality of oil return hole groups 12 are uniformly arranged at intervals on the filtering cup body 4 along the circumferential direction, the oil return hole groups 12 are 4 groups in total, each oil return hole group 12 is composed of a plurality of oil return holes 13 which are linearly arranged from top to bottom, and the diameter of each oil return hole 13 in each oil return hole group 12 is sequentially reduced from top to bottom; the position of the oil return rod 3 close to the top end of the oil return rod is provided with two openings 14 along the axial direction, the two openings 14 are correspondingly arranged, and when the system performs an oil return process, oil gushes out from the oil return rod 3 from bottom to top and flows out of the two openings 14 into the filtering cup body 4.
During the use, earlier with in end cover 2 imbeds base 1, in proper order with oil return pole 3 and filter cup 4 threaded connection on end cover 2, then with cup 5 respectively with base 1 and 6 threaded connection of bowl cover, at last with oiling stifled 7 and 6 threaded connection of bowl cover, with the system through advancing oil pipe and being connected with the intercommunicating pore 8 on the base 1, big oil outlet 10 of base 1 below is connected with an oil pipe, makes the system be in sealed state. When pressure is generated inside the system, under the action of the pressure, oil in the system flows into the oil return rod 3 through the oil inlet pipe, flows from bottom to top from the oil return rod 3, then flows into the filtering cup body 4 through the opening 14, impurities with large particles such as silt and the like are settled to the bottom of the filtering cup body 4 under the action of gravity settling in the filtering cup body 4, and relatively clean oil flows into the cup body 5 from the oil return hole 13 of the filtering cup body 4, so that the filtering and purifying process is completed; when the system produces oil, the oil filtered and purified by the oil cup downwards flows into the big oil outlet hole 10 through the two small oil outlet holes 9 on the base 1, flows into the oil outlet pipe through the big oil outlet hole 10 and then enters the system, and the circulation is continuously carried out.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Claims (8)
1. The utility model provides a pressure check gauge oil cup device which characterized in that: including the base, the oil outlet punch combination has been seted up at the edge of base, and the intercommunicating pore has been seted up in the centre of base, is connected with the cup on the base, and the cup upper end is connected with the bowl cover, is connected with the oiling stifled on the bowl cover, be equipped with in the cup and filter the cup, filter the oil return punch combination that sets up along its circumference on the cup, the oil return punch combination comprises a plurality of top-down is a align to grid's oil return hole, and the bottom of filtering the cup is connected with the end cover, and the end cover setting is in the centre of base, the oil return pole is installed to the centre of end cover, the inside cavity of oil return pole, oil return pole are located the inside of filtering the cup, and the trom.
2. The pressure prover oil cup assembly of claim 1 wherein: and the diameter of the oil return hole in each oil return hole group is reduced from top to bottom in sequence.
3. The pressure prover oil cup assembly of claim 1 wherein: the cup body and the filtering cup body are both made of transparent glass products.
4. The pressure prover oil cup assembly of claim 1 wherein: the oil outlet hole group comprises two small oil outlet holes arranged at the edge of the top end of the base and a big oil outlet hole arranged at the edge of the bottom end of the base, and the two small oil outlet holes extend downwards to be communicated with the big oil outlet hole.
5. The pressure prover cup apparatus of any of claims 1 to 4 wherein: the cup comprises a cup body and is characterized in that external threads are arranged on the peripheries of the upper end and the lower end of the cup body, internal threads are respectively arranged on the inner wall of a base and the inner wall of a cup cover, O-shaped sealing rings are respectively sleeved on the base and the cup cover, and the upper end and the lower end of the cup body are respectively in threaded connection with the cup cover and the base.
6. The pressure prover cup apparatus of any of claims 1 to 4 wherein: an oil filling hole is formed in the middle of the cup cover, an internal thread is arranged on the inner wall of the oil filling hole, an external thread is arranged on the periphery of the lower end of the oil filling plug, and the cup cover is connected with the oil filling plug in a threaded mode through the oil filling hole.
7. The pressure prover cup apparatus of any of claims 1 to 4 wherein: the middle of end cover is equipped with the rod cover, and the rod cover is linked together with the intercommunicating pore, the rod cover inner wall is equipped with the internal thread, the lower extreme periphery of oil return pole is equipped with the external screw thread, the end cover pass through the rod cover with oil return pole threaded connection, the inner wall of end cover is equipped with the internal thread, the lower extreme periphery of filtering the cup is equipped with the external screw thread, the end cover with filter cup threaded connection.
8. The pressure prover cup apparatus of any of claims 1 to 4 wherein: straight lines are rolled on the outer surfaces of the cup cover and the oil injection plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911068377.XA CN110702308A (en) | 2019-11-05 | 2019-11-05 | Oil cup device of pressure calibrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911068377.XA CN110702308A (en) | 2019-11-05 | 2019-11-05 | Oil cup device of pressure calibrator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110702308A true CN110702308A (en) | 2020-01-17 |
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ID=69204221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911068377.XA Pending CN110702308A (en) | 2019-11-05 | 2019-11-05 | Oil cup device of pressure calibrator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110702308A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203100973U (en) * | 2012-12-26 | 2013-07-31 | 胜利油田龙玺石油钢管有限公司 | Online pressure calibration instrument |
| CN103263800A (en) * | 2013-05-09 | 2013-08-28 | 佛山太电智能科技有限公司 | Household oil filtering machine |
| CN205940867U (en) * | 2016-01-08 | 2017-02-08 | 北京康斯特仪表科技股份有限公司 | Desk -top fluid pressure calibrator |
| CN209501019U (en) * | 2019-01-14 | 2019-10-18 | 宁波宝工电器有限公司 | A kind of visual embedded fuel strainer |
| CN210400715U (en) * | 2019-11-05 | 2020-04-24 | 河南斯贝克仪表科技有限公司 | Oil cup device of pressure calibrator |
-
2019
- 2019-11-05 CN CN201911068377.XA patent/CN110702308A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203100973U (en) * | 2012-12-26 | 2013-07-31 | 胜利油田龙玺石油钢管有限公司 | Online pressure calibration instrument |
| CN103263800A (en) * | 2013-05-09 | 2013-08-28 | 佛山太电智能科技有限公司 | Household oil filtering machine |
| CN205940867U (en) * | 2016-01-08 | 2017-02-08 | 北京康斯特仪表科技股份有限公司 | Desk -top fluid pressure calibrator |
| CN209501019U (en) * | 2019-01-14 | 2019-10-18 | 宁波宝工电器有限公司 | A kind of visual embedded fuel strainer |
| CN210400715U (en) * | 2019-11-05 | 2020-04-24 | 河南斯贝克仪表科技有限公司 | Oil cup device of pressure calibrator |
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