CN207516021U - A kind of safety valve calibration apparatus - Google Patents
A kind of safety valve calibration apparatus Download PDFInfo
- Publication number
- CN207516021U CN207516021U CN201721739048.XU CN201721739048U CN207516021U CN 207516021 U CN207516021 U CN 207516021U CN 201721739048 U CN201721739048 U CN 201721739048U CN 207516021 U CN207516021 U CN 207516021U
- Authority
- CN
- China
- Prior art keywords
- hydraulic
- oil pipe
- valve
- fuel tank
- oil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Fluid-Pressure Circuits (AREA)
Abstract
The utility model discloses a kind of safety valve calibration apparatus,Including hydraulic cylinder,Hydraulic pump,Hydraulic valve block,Motor,Fuel tank,The fuel tank top surface upper left corner is equipped with motor,Hydraulic pump is installed on the right side of the motor,The inlet port of the hydraulic pump is equipped with oil pipe,The oil pipe stretches into fuel tank internal,The oil outlet of hydraulic pump is equipped with oil pipe,And oil pipe is connected to hydraulic valve block arrival end,The hydraulic valve block is mounted on the fuel tank top surface lower left corner,Overflow valve is installed at the top of hydraulic valve block,Pressure regulator valve,Three position four-way directional control valve,And the port of export of hydraulic valve is equipped with oil pipe,Oil pipe is connected at the oiler of hydraulic cylinder,The hydraulic cylinder oil outlet is equipped with oil pipe,Oil pipe is connected to safe valve inlet to be measured,Safe valve outlet to be measured takes back oil pipe until hydraulic valve block oil return opening,Hydraulic valve block oil outlet is equipped with oil pipe,Oil pipe is connected to fuel tank internal.The utility model is simple in structure, is not limited to safety valve latus rectum, is easily changed parts, is easy to maintain wide range of measurement.
Description
Technical field
The utility model is related to valve Calibration Technology field, specifically a kind of safety valve calibration apparatus.
Background technology
Safety valve is a kind of automatic valve, and when medium superpressure automatically turns on the fluid of discharge load quantity, works as pressure recovery
A kind of Special valve for being automatically closed and preventing medium to flow out after normal.The verification of safety valve is to detect safety valve by boosting
Play whether seat pressure accurate, reliable and standard compliant verification project, it is the important guarantor on pressure vessel and process system
Equipment is protected, mainly applies on the device and equipment of the industries such as space flight, petrochemical industry, the energy, medicine, metallurgy be widely used.
Traditional method need to be installed on large scale equipment or lathe and carry out adjustment mostly, make troubles to adjustment work, and
Purchase of equipment is of high cost.
Utility model content
The purpose of this utility model is to provide a kind of safety valve calibration apparatus, to solve the problems of the prior art.
To achieve the above object, the utility model provides following technical solution：
A kind of safety valve calibration apparatus includes hydraulic cylinder, hydraulic stem, hydraulic pump, oil pipe, pressure regulator valve, hydraulic valve block, overflow
Valve, three position four-way directional control valve, motor, fuel tank, the fuel tank top surface upper left corner is equipped with motor, and sets gas vent, gas vent
Mounted on the upper right corner of fuel tank top surface, the motor output end side is equipped with hydraulic pump, and is connected by bell cover, the liquid
The inlet port of press pump is equipped with oil pipe, and the oil pipe stretches into fuel tank internal, and until from tank bottoms, the oil outlet of hydraulic pump is pacified
Equipped with oil pipe, and oil pipe is connected to hydraulic valve block arrival end, and the hydraulic valve block is mounted on the fuel tank top surface lower left corner, hydraulic valve block
Top is equipped with overflow valve, pressure regulator valve, three position four-way directional control valve, and pressure regulator valve is equipped on the left of overflow valve, is installed on the left of pressure regulator valve
There is three position four-way directional control valve, and the port of export of hydraulic valve is equipped with oil pipe, oil pipe is connected at the oiler of hydraulic cylinder, the hydraulic pressure
Cylinder oil outlet is equipped with oil pipe, and oil pipe is connected to safe valve inlet to be measured, and safe valve outlet to be measured takes back oil pipe until hydraulic valve block
Oil return opening, hydraulic valve block oil outlet is equipped with oil pipe, and oil pipe is connected to fuel tank internal, and hydraulic cylinder is embedded in hydraulic stem, and
Hydraulic cylinder is concentric with hydraulic stem.
Preferably, the motor is connected with mode with fuel tank and fixes.
Preferably, the hydraulic pump is attached with motor by way of bell cover.
Preferably, the hydraulic valve block is connected with mode with fuel tank and fixes.
Preferably, the end that first oil pipe stretches into fuel tank is slightly above tank bottoms.
Preferably, the end that the 6th oil pipe stretches into fuel tank is slightly below top of oil-tank.
Compared with prior art, the beneficial effects of the utility model are：The utility model is in scientific and reasonable for structure, structure letter
Single, small, pressure controllable system, security performance is high, energy saving.
Description of the drawings
Fig. 1 is a kind of structure diagram of safety valve calibration apparatus of the utility model.
Fig. 2 is a kind of vertical view of safety valve calibration apparatus of the utility model.
Fig. 3 is a kind of side view of safety valve calibration apparatus of the utility model.
In figure：1- fuel tanks, 2- motors, 3- bells cover, 4- hydraulic pumps, the first oil pipes of 5-, 6- gas vents, 7- hydraulic cylinders, 8-
Hydraulic stem, 9- three position four-way directional control valves, 10- hydraulic valve blocks, 11- pressure regulator valves, 12- overflow valves, 13- products to be measured, 14- pipes connect
Head, the second oil pipes of 15-, 16- thirds oil pipe, the 4th oil pipes of 17-, the 5th oil pipes of 18-, the 6th oil pipes of 19-.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
Below in conjunction with attached drawing, the present invention will be described in detail：
Such as Fig. 1-3, a kind of safety valve calibration apparatus, including hydraulic cylinder 7, hydraulic stem 8, hydraulic pump 4, pressure regulator valve 11, hydraulic pressure
Valve block 10, overflow valve 12, three position four-way directional control valve 9, motor 2, fuel tank 1, the 1 top surface upper left corner of fuel tank are equipped with motor 2, and
Gas vent 6 is set, gas vent 6 is mounted on the upper right corner of 1 top surface of fuel tank, and the 2 output terminal side of motor is equipped with hydraulic pump 4,
And connected by bell cover 3, the inlet port of the hydraulic pump 4 is equipped with the first oil pipe 5, and first oil pipe 5 stretches into fuel tank 1
Inside, and until from 1 bottom of fuel tank, the oil outlet of hydraulic pump 4 is equipped with the second oil pipe 15, and the second oil pipe 15 is connected to hydraulic valve
10 arrival end of block, the hydraulic valve block 10 are mounted on the lower left corner of 1 top surface of fuel tank, and the top of hydraulic valve block 10 is equipped with overflow
Valve 12, pressure regulator valve 11, three position four-way directional control valve 9,12 left side of overflow valve are equipped with pressure regulator valve 11, and 11 left side of pressure regulator valve is equipped with three
Position and four-way reversing valve 9, and the port of export of hydraulic valve block 10 is equipped with third oil pipe 16, third oil pipe 16 is connected to entering for hydraulic cylinder 7
Oil port, 7 oil outlet of hydraulic cylinder are equipped with the 4th oil pipe 17, and the 4th oil pipe 17 is connected to 13 entrance of safety valve to be measured, to be measured
Safety valve 13, which exports, takes back the 5th oil pipe 18 until the oil return opening of hydraulic valve block 10,10 oil outlet of hydraulic valve block are equipped with the 6th
Oil pipe 19, the 6th oil pipe 19 are connected to inside fuel tank 1, and hydraulic cylinder 7 embeds hydraulic stem 8, and hydraulic cylinder 7 and hydraulic stem 8 are concentric.
Motor 2 is connected with mode with fuel tank 1 and fixes, and hydraulic pump 4 is connect with motor 2 by using bell cover 3, liquid
Pressure valve block 10 is connected with mode with fuel tank 1 and fixes, and the end that the first oil pipe (5) stretches into fuel tank (1) is slightly above fuel tank (1) bottom
Bottom is omited at the top of fuel tank (1) in portion, the end that the 6th oil pipe (19) stretches into fuel tank (1).
The operation principle of the utility model is：Motor 2 rotates, so as to which hydraulic pump 4 be driven to rotate, the oil inlet of hydraulic pump 4
Start oil suction, hydraulic oil flows through the entrance of hydraulic valve block 10 from the outlet of hydraulic pump 4, and hydraulic oil flows to 10 interior oil of hydraulic valve block
Road, by the entrance of overflow valve 12, hydraulic oil is exported from overflow valve 12 to flow out, then flow to the entrance of pressure regulator valve 11, hydraulic oil from
The outlet outflow of pressure regulator valve 11, then 9 entrance of three position four-way directional control valve is flowed to, open the switch of three position four-way directional control valve 9, hydraulic oil
It exports and flows out from three position four-way directional control valve 9, then flow to the rodless cavity of hydraulic cylinder 7, hydraulic stem 8 stretches out, and hydraulic oil is from rod chamber stream
Go out, in the entrance for flowing to product 13 to be measured, hydraulic oil flows out 10 oil return opening of hydraulic valve block from product 13 to be measured, and hydraulic oil passes through liquid
10 oil outlet of pressure valve block, flows to the 6th pipeline 19, until inside oil return box 1.When motor 2 works, pressure regulator valve 11 is adjusted
Switch, so as to obtain the pressure value for needing to test.
The technical scheme in the utility model embodiment is clearly and completely described, it is clear that described embodiment
Only the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, ability
It is new to belong to this practicality for domain those of ordinary skill all other embodiments obtained without making creative work
The range of type protection.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned exemplary embodiment, and
And in the case of the spirit or essential attributes without departing substantially from the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that by containing in the equivalent requirements of the claims is fallen
All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
Claims (6)
1. a kind of safety valve calibration apparatus, including hydraulic cylinder (7), hydraulic stem (8), hydraulic pump (4), pressure regulator valve (11), hydraulic valve
Block (10), overflow valve (12), three position four-way directional control valve (9), motor (2), fuel tank (1), it is characterised in that：Fuel tank (1) top
The face upper left corner is equipped with motor (2), and sets gas vent (6), and gas vent (6) is mounted on fuel tank (1) the top surface upper right corner, the electricity
Machine (2) output terminal side is equipped with hydraulic pump (4), and the inlet port of the hydraulic pump (4) is equipped with the first oil pipe (5), and described
One oil pipe (5) stretches into fuel tank (1) inside, and until from fuel tank (1) bottom, the oil outlet of hydraulic pump (4) is equipped with the second oil pipe
(15), and the second oil pipe (15) is connected to hydraulic valve block (10) arrival end, and the hydraulic valve block (10) is mounted on fuel tank (1) top surface left side
Inferior horn is equipped with overflow valve (12), pressure regulator valve (11), three position four-way directional control valve (9), overflow valve at the top of hydraulic valve block (10)
(12) left side is equipped with pressure regulator valve (11), and three position four-way directional control valve (9), and hydraulic valve block (10) are equipped on the left of pressure regulator valve (11)
The port of export third oil pipe (16) is installed, third oil pipe (16) is connected at the oiler of hydraulic cylinder (7), the hydraulic cylinder (7)
Oil outlet is equipped with the 4th oil pipe (17), and the 4th oil pipe (17) is connected to safety valve to be measured (13) entrance, and safety valve (13) to be measured goes out
Mouth connects the 5th oil pipe (18) up to hydraulic valve block (10) oil return opening, and hydraulic valve block (10) oil outlet is equipped with the 6th oil pipe (19),
6th oil pipe (19) is connected to fuel tank (1) inside, and hydraulic cylinder (7) is embedded in hydraulic stem (8), and hydraulic cylinder (7) and hydraulic stem (8)
With one heart.
2. a kind of safety valve calibration apparatus according to claim 1, it is characterised in that：The motor (2) is logical with fuel tank (1)
The connection mode for crossing bolt is fixed.
3. a kind of safety valve calibration apparatus according to claim 1, it is characterised in that：The hydraulic pump (4) and motor (2)
It is connected by bell cover (3).
4. a kind of safety valve calibration apparatus according to claim 1, it is characterised in that：The hydraulic valve block (10) and fuel tank
(1) it is fixed by the connection mode of bolt.
5. a kind of safety valve calibration apparatus according to claim 1, it is characterised in that：First oil pipe (5) stretches into oil
The end of case (1) is slightly above fuel tank (1) bottom.
6. a kind of safety valve calibration apparatus according to claim 1, it is characterised in that：6th oil pipe (19) stretches into oil
Bottom is omited at the top of fuel tank (1) in the end of case (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721739048.XU CN207516021U (en) | 2017-12-12 | 2017-12-12 | A kind of safety valve calibration apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721739048.XU CN207516021U (en) | 2017-12-12 | 2017-12-12 | A kind of safety valve calibration apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207516021U true CN207516021U (en) | 2018-06-19 |
Family
ID=62543887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721739048.XU Expired - Fee Related CN207516021U (en) | 2017-12-12 | 2017-12-12 | A kind of safety valve calibration apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207516021U (en) |
-
2017
- 2017-12-12 CN CN201721739048.XU patent/CN207516021U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206876359U (en) | A kind of valve air-tightness automatic detection device | |
| CN205139726U (en) | Can set for automatic liquid supplementation device of liquid level | |
| CN201331469Y (en) | High-pressure high-volume fatigue test system of pressure equipment | |
| CN207516021U (en) | A kind of safety valve calibration apparatus | |
| CN208594892U (en) | Christmas tree | |
| CN205064262U (en) | Screw pump oil gas is defeated auxiliary system thoughtlessly | |
| CN204986375U (en) | Steam of falling well -bucket trap | |
| CN207439669U (en) | A kind of valve Quick-action pressure-testing detection device | |
| CN206386108U (en) | A kind of new oil-water-gas three-phase metering mechanism | |
| CN206417853U (en) | A kind of skid-mounted type quantifying and loading control station | |
| CN105256860A (en) | Pressure-superposed water supply pressure-stabilized tank and method for measuring gas missing amount | |
| CN204434265U (en) | Liquid material tank car discharging protection system | |
| CN207814922U (en) | A kind of carbon dioxide charging device | |
| CN203145914U (en) | Automatic high-pressure sand discharging device | |
| CN201660119U (en) | Hydraulic system of pressure oil tank of side thruster | |
| CN206112097U (en) | Petroleum casing pipe static pressure type hydrostatic testing machine high pressure fills valve | |
| CN103114838A (en) | High-pressure automatic sand discharge device | |
| CN105715957B (en) | The liquid level safety control system and control method of a kind of Large scale cryogenic liquid tank | |
| CN205247226U (en) | Liquid -level monitoring device | |
| CN205299065U (en) | Natural gas gas -liquid separation pressurizing vessel | |
| CN205073747U (en) | From basket pipe -line filter of blowdown | |
| CN210834323U (en) | Vacuum safety sampling device for chemical reaction kettle | |
| CN108760255A (en) | A kind of low-capacity pump valve liquid flow test table apparatus | |
| CN209130369U (en) | A kind of oil pipeline receiving ball tube automatic exhaust device | |
| CN210543797U (en) | Gas-liquid separator for well head |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180619 Termination date: 20201212 |