CN206161311U - Online calibration system of relief valve - Google Patents
Online calibration system of relief valve Download PDFInfo
- Publication number
- CN206161311U CN206161311U CN201621261607.6U CN201621261607U CN206161311U CN 206161311 U CN206161311 U CN 206161311U CN 201621261607 U CN201621261607 U CN 201621261607U CN 206161311 U CN206161311 U CN 206161311U
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- relief valve
- testing system
- valve
- line testing
- fixture
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Abstract
The utility model discloses an online calibration system of relief valve, it includes: manual hydraulic pump, relief valve anchor clamps, joint, bracing piece, force sensor, screw rod, time stop collar, last stop collar, an upper fixed plate, cavity double -acting cylinder, data processing unit and relief valve, the relief valve has the valve cap, wherein the relief valve anchor clamps press from both sides the valve cap top of relief valve tight, the bracing piece is vertical to be installed on the relief valve anchor clamps, setting of an upper fixed plate level and fixed mounting are on the top of bracing piece, the top surface of locating an upper fixed plate is sat to cavity effect jar, joint, force sensor, screw rod are along ascending direction under from series connection in proper order, connect and relief valve valve rod threaded connection, the below that just lies in an upper fixed plate on the screw rod is established to spacing ways down, go up the top that spacing ways was established on the screw rod and was lain in cavity effect jar, the data processing unit is connected with force sensor and is used for measuring the required pulling force of promotion valve rod.
Description
Technical field
This utility model is related to a kind of relief valve on-line testing system.
Background technology
Relief valve on-line testing technology is widely used to the industries such as power plant, chemical plant, paper mill at present, due to relief valve
The particularity of on-line testing instrument field operation, therefore for the portability of product, reliability and feature are proposed higher
Require, existing relief valve on-line testing instrument can meet basic job requirements in the market, but from portability and feature
Aspect need to be improved, therefore a kind of portable and multi-functional relief valve on-line testing system is necessary.
Utility model content
Technical problem to be solved in the utility model is：A kind of relief valve on-line testing system is provided.
To solve above-mentioned technical problem, the technical solution of the utility model is：
A kind of relief valve on-line testing system, which includes：Hydraulic hand-pump, relief valve fixture, joint, support bar, pulling force
Sensor, screw rod, lower limit set, upper limit set, upper mounted plate, hollow two-way cylinder, data processing unit and relief valve,
The relief valve has bonnet, wherein the relief valve fixture will be clamped at the top of the bonnet of relief valve, the support bar is vertically pacified
It is mounted on relief valve fixture, fixed plate level is arranged and is fixedly mounted on the top of support bar, the hollow acting cylinder
The top surface located at upper mounted plate is sat, the joint, pulling force sensor, screw rod are sequentially connected in series along direction from bottom to top,
The joint is connected with relief valve threaded stem, and the lower limit set is set on screw rod and positioned at the lower section of upper mounted plate, institute
State upper limit set to be set on screw rod and positioned at the top of hollow acting cylinder, the data processing unit is connected with pulling force sensor
To measure the pulling force needed for poppet stem.
Compared with prior art, this utility model has the beneficial effect that：Relief valve on-line testing system easily can be examined
Relief valve is tested, working performance is substantially increased, while improve verification accuracy and trackability.
This utility model further improves as follows：
Further, the relief valve has valve rod, and the relief valve fixture includes generally frame-type, on adjusting
Position of the fixed plate on support bar is adapting to the valve rod of different length.
Further, the relief valve clamp base is concentric clamp system, and the relief valve fixture includes outside synchronous case
Portion's bull stick, power transmission shaft, drive block and fixture block, rotate bull stick outside synchronous case manually, drive drive axis, pass during use
Moving axis drives drive block and the concentric equidistance motion of fixture block, at the top of fixture block fastening safety valve bonnet.
Further, the relief valve fixture also includes fixed block, described to be provided with the through hole passed through for power transmission shaft.
Further, the bottom of the support bar is arranged on fixed block.
Further, the relief valve on-line testing system also includes displacement transducer, and institute's displacement sensors vertically set
Put above relief valve fixture and be connected with data processing unit, to measure the displacement that flap is lifted off a seat.
Further, the relief valve has valve, and the relief valve on-line testing system also includes noise transducer, institute
State noise transducer to be directly installed on the valve of relief valve, to gather acoustical signal during valve opening.
Further, the relief valve on-line testing system also includes pull-up cap, and the pull-up cap is arranged on upper mounted plate
Side wall on.
Further, the relief valve on-line testing system also includes drop-down cap, and the drop-down cap is arranged on fixed block
On the wall of side.
Further, the drive block is located at the inner side of Synchronous Transmission case, and the fixture block is located at the inner side of drive block.
Description of the drawings
Fig. 1 is the schematic diagram of relief valve on-line testing system.
Specific embodiment
With reference to the accompanying drawings and examples this utility model is further illustrated.
As shown in figure 1, to meet a kind of relief valve on-line testing system of the present utility model, which includes：Hydraulic hand-pump
19th, relief valve fixture, joint 10, support bar 7, pulling force sensor 8, displacement transducer 20, noise transducer 17, screw rod 1, lower limit
Position set 6, upper limit set 2, upper mounted plate 5, hollow two-way cylinder 3, data processing unit 18, and relief valve 100.
The relief valve fixture will be clamped at the top of the bonnet of relief valve 100, and the support bar 7 is vertically installed at relief valve folder
On tool.Fixed plate 5 is horizontally disposed and is fixedly mounted on the top of support bar 7, and the hollow double acting cylinder 3 is sat located at upper
The top surface of fixed plate 5.The joint 10, pulling force sensor 8, screw rod 1 are sequentially connected in series along direction from bottom to top, described
Joint 10 is threadedly coupled with 100 valve rod 101 of relief valve, and the lower limit set 6 is set on screw rod 1 and positioned at upper mounted plate 5
Lower section, upper limit set 2 are set on screw rod 1 and positioned at the top of hollow double acting cylinder 3, the data processing unit 18 with
Pulling force sensor 8 connects to measure the pulling force needed for poppet stem.The noise transducer 17 is directly installed on relief valve
On valve, to gather acoustical signal during valve opening, institute's displacement sensors 20 be vertically arranged above relief valve fixture and
It is connected with data processing unit 18, to measure the displacement that flap is lifted off a seat.
Institute's displacement sensors 20 are vertically arranged, and institute's displacement sensors 20 are arranged parallel to support bar 7.The pulling force is passed
The diameter with diameter greater than institute's displacement sensors 20 of sensor 8.The height of 8 in the vertical direction of the pulling force sensor is less than institute
The height of the in the vertical direction of displacement sensors 20.The data processing unit 18 is provided with three ports 181, described three
Port point 181 is not connected respectively with pulling force sensor 8, displacement transducer 20 and noise transducer 17.The data processing unit
18 have body 182 and the display screen 183 being embedded in body 182.Three ports 181 are arranged on body 182
On.182 rectangular shape of the body, three ports 181 are arranged on the side wall of body 182.The noise is passed
Sensor 17 has two connection ends 171, and two connection end 171 is separately mounted on the two opposite sides of valve 102.
The hollow two-way cylinder 3 has two connecting holes 31, and the hydraulic hand-pump 19 has 191 points of two lines road
Two connecting holes 31 are not connected to.A cover plate 22 is provided between the hollow two-way cylinder 3 and upper limit set 2.The cover plate 22
Diameter it is identical with the diameter for having hollow two-way cylinder 3.Described two connecting holes 31 are vertically arranged.
Relief valve on-line testing system also includes radio receiver 23, the radio receiver 23 and data processing list
First 18 wireless telecommunications, so as to by the real-time data transmission in data processing unit 18 to radio receiver 23.
The relief valve fixture includes generally frame-type, to adjust position of the upper mounted plate 5 on support bar 7 with suitable
Answer the valve rod 101 of different length.The relief valve clamp base is concentric clamp system, and the relief valve fixture includes synchronous case
Outside bull stick 21, power transmission shaft 15, drive block 13, and fixture block 14, rotate bull stick 21 outside synchronous case manually, drive and pass during use
Moving axis 15 is rotated, and power transmission shaft 15 drives the 14 concentric equidistance motion of drive block 13 and fixture block, 14 fastening safety valve of fixture block, 100 bonnet top
Portion.The relief valve fixture also includes fixed block 16, and the fixed block 16 is provided with the through hole passed through for power transmission shaft 15 and (does not mark
Number).Outside the synchronous case, bull stick 21 includes the rotary shaft 211 for extending laterally, and the Synchronous Transmission case 12 is provided with axis hole, described
Rotary shaft 211 is inserted in axis hole in transverse direction.Outside the synchronous case, bull stick 21 includes connecting rod extendable in the longitudinal direction
212, the connecting rod 212 runs through rotary shaft 211 along the longitudinal direction, and the longitudinal direction is perpendicular to horizontal direction.The synchronous case
Outside bull stick 21 includes two spherosomes 213 for being separately positioned on 212 liang of opposite ends of connecting rod, and two spherosomes 213 are along rotation
Axle 211 is symmetrical arranged.The power transmission shaft 15 is two, and arranged in parallel.Fixed block 16 is vertically arranged, described solid
The bottom of block 16 is determined in arc-shaped, the rectangular shape in top of the fixed block 16.
The bottom of the support bar 7 is arranged on fixed block 16.Institute's displacement sensors 20 are vertically arranged in relief valve folder
It is connected above tool and with data processing unit 18, to measure the displacement that flap is lifted off a seat.The noise transducer 17 is straight
Connect on the valve 102 of relief valve 100, to gather acoustical signal when valve 102 is opened.
The relief valve on-line testing system also includes pull-up cap 4, and the pull-up cap 4 is arranged on the side wall of upper mounted plate 5
On.The relief valve on-line testing system also includes drop-down cap 11, and the drop-down cap 11 is arranged on the side wall of fixed block 16.Institute
Drive block 13 is stated positioned at the inner side of Synchronous Transmission case 12, the fixture block 14 is located at the inner side of drive block 13.
Compared with prior art, this utility model has the beneficial effect that：Relief valve on-line testing system easily can be examined
Relief valve is tested, working performance is substantially increased, while improve verification accuracy and trackability.
This utility model is not limited to above-mentioned specific embodiment, and one of ordinary skill in the art is visualized from above-mentioned
Send out, without performing creative labour, done a variety of conversion, all fall within protection domain of the present utility model.
Claims (10)
1. a kind of relief valve on-line testing system, which includes：Hydraulic hand-pump, relief valve fixture, joint, support bar, pulling force are passed
Sensor, screw rod, lower limit set, upper limit set, upper mounted plate, hollow two-way cylinder, data processing unit and relief valve, institute
State relief valve and there is bonnet, it is characterised in that：The relief valve fixture will be clamped at the top of the bonnet of relief valve, and the support bar is erected
Directly it is arranged on relief valve fixture, fixed plate level is arranged and is fixedly mounted on the top of support bar, the hollow work
The top surface located at upper mounted plate is sat with cylinder, the joint, pulling force sensor, screw rod are sequentially connected in series company along direction from bottom to top
Connect, the joint is connected with relief valve threaded stem, the lower limit set is set on screw rod and positioned at the lower section of upper mounted plate,
The upper limit set is set on screw rod and positioned at the top of hollow acting cylinder, and the data processing unit is connected with pulling force sensor
Connect to measure the pulling force needed for poppet stem.
2. relief valve on-line testing system as claimed in claim 1, it is characterised in that：The relief valve has valve rod, described
Relief valve fixture includes generally frame-type, to adjust position of the upper mounted plate on support bar to adapt to the valve of different length
Bar.
3. relief valve on-line testing system as claimed in claim 2, it is characterised in that：The relief valve clamp base is concentric
Clamp system, the relief valve fixture include bull stick, power transmission shaft, drive block and fixture block outside synchronous case, turn during use manually
Bull stick outside dynamic synchronization case, drives drive axis, power transmission shaft to drive drive block and the concentric equidistance motion of fixture block, fixture block to clamp peace
At the top of full valve bonnet.
4. relief valve on-line testing system as claimed in claim 3, it is characterised in that：The relief valve fixture also includes fixing
Block, it is described to be provided with the through hole passed through for power transmission shaft.
5. relief valve on-line testing system as claimed in claim 4, it is characterised in that：The bottom of the support bar is arranged on solid
Determine on block.
6. relief valve on-line testing system as claimed in claim 5, it is characterised in that：The relief valve on-line testing system is also
Including displacement transducer, institute's displacement sensors are vertically arranged above relief valve fixture and are connected with data processing unit, to
The displacement that measurement flap is lifted off a seat.
7. relief valve on-line testing system as claimed in claim 6, it is characterised in that：The relief valve has valve, described
Relief valve on-line testing system also includes noise transducer, and the noise transducer is directly installed on the valve of relief valve, is used
To gather acoustical signal during valve opening.
8. relief valve on-line testing system as claimed in claim 7, it is characterised in that：The relief valve on-line testing system is also
Including pull-up cap, the pull-up cap is arranged on the side wall of upper mounted plate.
9. relief valve on-line testing system as claimed in claim 8, it is characterised in that：The relief valve on-line testing system is also
Including drop-down cap, the drop-down cap is arranged on the side wall of fixed block.
10. relief valve on-line testing system as claimed in claim 9, it is characterised in that：The drive block is located at Synchronous Transmission
The inner side of case, the fixture block are located at the inner side of drive block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621261607.6U CN206161311U (en) | 2016-11-11 | 2016-11-11 | Online calibration system of relief valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621261607.6U CN206161311U (en) | 2016-11-11 | 2016-11-11 | Online calibration system of relief valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206161311U true CN206161311U (en) | 2017-05-10 |
Family
ID=58660798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621261607.6U Active CN206161311U (en) | 2016-11-11 | 2016-11-11 | Online calibration system of relief valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206161311U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107219072A (en) * | 2017-07-11 | 2017-09-29 | 江南大学 | Safety valve online monitoring system |
| CN108955968A (en) * | 2018-07-24 | 2018-12-07 | 黄山良业智能控制股份有限公司 | A kind of valve axial-force testing device and its test method |
-
2016
- 2016-11-11 CN CN201621261607.6U patent/CN206161311U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107219072A (en) * | 2017-07-11 | 2017-09-29 | 江南大学 | Safety valve online monitoring system |
| WO2019010921A1 (en) * | 2017-07-11 | 2019-01-17 | 江南大学 | Safety valve online monitoring system |
| CN108955968A (en) * | 2018-07-24 | 2018-12-07 | 黄山良业智能控制股份有限公司 | A kind of valve axial-force testing device and its test method |
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