CN109556966A - A kind of test device and its test method examined for slim hydraulic rubber capsule operating pressure - Google Patents
A kind of test device and its test method examined for slim hydraulic rubber capsule operating pressure Download PDFInfo
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- CN109556966A CN109556966A CN201811435878.2A CN201811435878A CN109556966A CN 109556966 A CN109556966 A CN 109556966A CN 201811435878 A CN201811435878 A CN 201811435878A CN 109556966 A CN109556966 A CN 109556966A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0048—Hydraulic means
Abstract
The present invention provides a kind of test devices and its test method examined for slim hydraulic rubber capsule operating pressure, and test device includes high-pressure tank, top cover clamping plate, base splint and auxiliary device.High-pressure tank is placed in the center between top cover clamping plate and base splint by auxiliary device, corresponds to bolt hole across upper lower clamp plate by bolt fastener and is connected and fixed compression.Top cover clamping plate is equipped with pressure test hole and pressurising hole, and pressure test hole connects pressure gauge, the external hydraulic pump in pressurising hole.The present invention can carry out pressurising test to slim hydraulic rubber capsule, and can test capsule reach design work pressure and keep stable working state, while the measurement of maximum working pressure (MWP) can be carried out to it, and examine the airtightness at its each component contact connectio.
Description
Technical field
The present invention relates to the operating pressure the field of test technology of hydraulic rubber capsule, and in particular to one kind is for slim hydraulic
The test device and its test method that rubber capsule operating pressure is examined.
Background technique
Thin rubber capsule is non-standard component, domestic at present to make without related specifications to its standard specification and relevant parameter
Regulation.A large amount of scientific researches and industrial practice prove, in all technological parameters, rubber capsule operating pressure index on products matter
Amount influences maximum, is the overall target of quality of item.Therefore, thin rubber capsule is needed after the completion of production and processing to its correlation
It can be carried out test, examine whether its indices reaches design requirement, and there is no about thin rubber capsule in the prior art
Design work pressure test and leakproofness quality inspection test device and its test method.
So inventing one kind can be used for slim hydraulic rubber capsule designs operating pressure inspection, maximum working pressure (MWP) test
And the test device and its test method of leakproofness quality inspection just seem necessary.
Summary of the invention
In order to solve the above technical problems, the purpose of the present invention is to provide one kind for slim hydraulic rubber capsule work pressure
The test device and its test method of force inspecting, can be under different on-load pressures, load time effect, to thin rubber capsule work
The leakproofness of the stability and each connection component of making state carries out loop test.
The technical solution of the present invention is as follows: it is a kind of for slim hydraulic rubber capsule operating pressure examine test device and its
Test method, including high-pressure tank, top cover clamping plate, base splint and auxiliary device；Pressure test is provided through on top cover clamping plate
Hole and pressurising hole, pressure test hole connect pressure gauge, and pressurising hole connects hydraulic pump；High-pressure tank is placed on top cover clamping plate and pedestal
Between clamping plate, normal pressure case is fixed and clamped by the bolt hole for being fastened by bolts part across upper lower clamp plate；Auxiliary device include claw,
Movable snap-gauge, threaded rod and component is adjusted, there are four claws, and the upper surface of four claws is provided with sliding groove, in sliding groove
Activity is connected with thread bush, and thread bush can horizontally slip in sliding groove, and four claws are divided into two groups, each group of two cards
It is flexibly connected between pawl, the opening direction of two groups of claws is opposite, and there are four movable snap-gauges, four movable snap-gauge activity settings respectively
In four claws, the both ends of four claws and upper lower clamp plate, which are clamped, to be connected, and there are four threaded rods, and four threaded rods distinguish screw thread
It is connected on four thread bush and is flexibly connected with four movable snap-gauges, the upper end of four threaded rods is provided with bevel type gear
One, it adjusts and is provided with rocking bar on component, adjust component with four bevel type gears one and engage connection, can be manipulated by rotating rocker
Adjusting component drives four bevel type gears one to rotate, and then manipulates four movable snap-gauges and move up and down in four claws.
Further, adjusting component includes shell, linkage gear, interlocking bar；Linkage gear is movably arranged on interior of shell
Center, rocking bar are connect with linkage gear, and linkage gear periphery is uniformly arranged there are four bevel type gear two, four bevel type gears
Two engage connection with linkage gear, and there are four interlocking bar, and four interlocking bar are arranged at interior of shell, one end of four interlocking bar
It is connect respectively with four bevel type gears two, the other end of four interlocking bar is provided with bevel type gear three, four bevel type gears three
Engage connection with four bevel type gears one respectively, the rocking bar on component adjusted by rotation so that four movable snap-gauges simultaneously to
Lower movement, to the clamping plate being arranged two-by-two up and down while compressing, and guarantees that pressing force is uniform, avoids manually to bolt fastener
When being screwed, degree difference is screwed, cabinet is caused stress and is pressurized unevenly, test result is impacted.
Further, the bottom centre position of top cover clamping plate is provided with positive stop lug boss, the outer diameter and high-pressure tank of positive stop lug boss
Open internal diameter it is equal, the top center of base splint is provided with limiting groove, the internal diameter of limiting groove and high-pressure tank
Bottom outer diameter is equal, in use, the bolt hole being effectively ensured on top cover clamping plate is aligned with the bolt hole in base splint, it is convenient solid
It is fixed.
Further, it is provided with telescopic adjustment plate between each group of two claws, convenient for adjusting the position of claw.
Further, it is provided with latch assembly on rocking bar, locking is carried out to component is adjusted, convenient for being fastened by bolts part pair
Clamping plate is fixed.
Further, bolt fastener includes bolt, nut, retainingf key circle, is uniformly set on bolt along bolt length direction
6 keyways are equipped with, 6 corresponding keyways is evenly arranged on the inside of nut, 6 positive stop keys is evenly arranged on retainingf key circle, when
After bolts and nuts connection, retainingf key circle can be set in outside bolt, make to prevent from testing in 6 positive stop key insertion keyways
More bolt fasteners loosen in journey, improve the accuracy of test result.
Preferably, it is above-mentioned it is a kind of for slim hydraulic rubber capsule operating pressure examine test device further include one from
Dynamic pressure calibration equipment, the automatic pressure calibration equipment pressure gauge external with pressure tap are connect, on automatic pressure calibration equipment also
It is connected with pressure generator and pressure transmitter, pressure generator provides and exports the predetermined pressure for collimation pressure,
Automatic pressure calibration equipment exports the driving signal of 22-25mA/6-10V to pressure transmitter, and pressure transmitter will be sent out from pressure
The measured value of the predetermined pressure of raw device input is output to the DC current for being superimposed upon electric current and the 22-25mA in reflux, then by its
It is sent to automatic pressure calibration equipment；Pressure calibration can be carried out to pressure gauge by automatic pressure calibration equipment, make result more
Accurately.
The present invention also provides the test device progress examined using above-mentioned slim hydraulic rubber capsule operating pressure is slim
The method of hydraulic rubber capsule operating pressure test, comprising the following steps:
1) high-pressure tank is open upwards, it is placed in the limiting groove of base splint top；
2) slim hydraulic rubber capsule tip side is placed upwards, tiling is packed into high-pressure tank；
3) top cover clamping plate bottom positive stop lug boss alignment high-pressure tank is open, respectively by two connectors at the top of capsule from top cover clamping plate
On pressure test hole and pressurising hole draw；
4) top cover clamping plate is placed on high-pressure tank, is aligned with each end face of base splint, first use auxiliary device by pressure-bearing
The top cover clamping plate of upper box part and the base splint of lower part synchronize be fixed, then pass through upper lower clamp plate phase using bolt fastener
With the bolt hole at position, using retainingf key circle by screw bolt and nut locking, lock high-pressure tank；
5) hydraulic pump is opened, air in rubber capsule is discharged by the connector of the extraction in pressure test hole, to empty in capsule
After gas drains, which is connect with pressure gauge；
6) hierarchical loading test is carried out using hydraulic pump, observes high-pressure tank and top cover clamping plate under every grade of on-load pressure acts on and connects
Whether whether the place of connecing, pressure test hole and pressurising hole have liquid exudation and pressure gauge reading stable, until on-load pressure reaches
To capsule designs operating pressure；
If 7) at the appointed time, high-pressure tank and top cover clamping plate junction, pressure test hole and pressurising hole no liquid are oozed out,
And pressure gauge stable reading then closes hydraulic pump, repeats step 2)~6), continue to test next group of rubber capsule.
Compared with prior art, beneficial effects of the present invention: test device through the invention can carry out slim hydraulic rubber
The test of design work pressure stability and each component sealed nature amount of glue capsule are examined, and slim hydraulic rubber capsule quality is filled up
The vacancy of detection technique；The present invention can be under different on-load pressures, load time effect, to thin rubber capsule working condition
The leakproofness of stability and each component carries out loop test, and test device is safe and reliable, test method is simple, it is quick, can operate
Property is strong.Auxiliary device of the invention enables to lower clamp plate uniform-compression simultaneously, avoids and manually carries out to bolt fastener
Degree difference is screwed when screwing, and is caused stress cabinet and is pressurized unevenly, improves the accuracy of test result.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is side view of the invention；
Fig. 3 is top view of the invention；
Fig. 4 is the structural schematic diagram of high-pressure tank of the invention；
Fig. 5 is the top structure schematic diagram of top cover clamping plate of the invention；
Fig. 6 is the bottom substance schematic diagram of top cover clamping plate of the invention；
Fig. 7 is the structural schematic diagram of base splint of the invention；
Fig. 8 is the explosive view of bolt fastener of the invention；
Fig. 9 is the external structure schematic diagram of auxiliary device of the invention；
Figure 10 is the structural schematic diagram of claw of the invention；
Figure 11 is the attachment structure schematic diagram of adjusting component and claw of the invention；
Figure 12 is the top view of adjusting component of the invention；
Wherein, 1- high-pressure tank, 2- top cover clamping plate, 21- positive stop lug boss, 3- base splint, 31- limiting groove, 4- bolt are tight
Firmware, 41- bolt, 42- nut, 43- retainingf key circle, 44- keyway, 45- positive stop key, 5- pressure test hole, 6- pressurising hole, 7- spiral shell
Keyhole, 8- auxiliary device, 801- claw, 802- activity snap-gauge, 803- threaded rod, 804- adjust component, 805- sliding groove, 806-
Thread bush, 807- telescopic adjustment plate, 808- bevel type gear one, 809- rocking bar, 810- shell, 811- linkage gear, 812- linkage
Bar, 813- bevel type gear two, 814- bevel type gear three.
Specific embodiment
Embodiment 1: it as shown in Fig. 1,9, for the test device that slim hydraulic rubber capsule operating pressure is examined, including holds
Press case 1, top cover clamping plate 2, base splint 3, auxiliary device 8 and automatic pressure calibration equipment；
As shown in Figure 2,4, high-pressure tank 1 is placed between base splint 3 and top cover clamping plate 2, and bolt fastener 4 passes through top cover
Clamping plate 2 is locked by connecting high-pressure tank 1 after bolt hole 7 corresponding with base splint 3；
As shown in Figure 6,7, the bottom centre position of top cover clamping plate 2 is provided with positive stop lug boss 21, the positive stop lug boss 21
Outer diameter is equal with the open internal diameter of high-pressure tank 1, and the top center of base splint 3 is provided with limiting groove 31, the limit
The internal diameter of groove 31 is equal with the bottom outer diameter of high-pressure tank 1；
As shown in Fig. 3,5, it is provided on top cover clamping plate 2 through the pressure test hole 5 and pressurising hole 6 of upper and lower plate face, pressure
Instrument connection 5 connects pressure gauge, and pressurising hole 6 connects hydraulic pump；Top cover clamping plate 2 is provided with 3 edge of base splint through upper
The bolt hole 7 of lower face；The pressure gauge connection that automatic pressure calibration equipment is connect with pressure test hole 5, automatic pressure verification
Pressure generator and pressure transmitter are also connected on device, pressure generator is provided and exported for the pre- of collimation pressure
Constant-pressure, for automatic pressure calibration equipment to the driving signal of pressure transmitter output 22-25mA/6-10V, pressure transmitter will be from
The measured value of the predetermined pressure of pressure generator input is output to the DC current for being superimposed upon electric current and the 22-25mA in reflux,
It is sent to automatic pressure calibration equipment again；
As shown in figure 8, bolt fastener 4 includes bolt 41, nut 42, retainingf key circle 43, grown on bolt 41 along bolt 41
Degree direction is evenly arranged with 6 keyways 44, and 42 are evenly arranged with 6 corresponding keyways 44 on the inside of nut, on retainingf key circle 43
Even to be provided with 6 positive stop keys 45, after bolt 41 is connect with nut 42, retainingf key circle 43 can be set in outside bolt 41, make 6
A positive stop key 45 is inserted into keyway 44；
As shown in Figure 10,11,12, auxiliary device 8 includes claw 801, movable snap-gauge 802, threaded rod 803 and adjusts component
804, there are four claws 801, and the upper surface of four claws 801 is provided with sliding groove 805, and activity is connected in sliding groove 805
Thread bush 806, thread bush 806 can horizontally slip in sliding groove 805, and it is two groups, two of each group that four claws 801, which are divided to,
Telescopic adjustment plate 807 is provided between claw 801, the opening direction of two groups of claws 801 is opposite, and there are four movable snap-gauges 802,
Four movable snap-gauges 802 are movably arranged on respectively in four claws 801, and the both ends of four claws 801 and four I-steel 5 are clamped
Connection, there are four threaded rods 803, four threaded rods 803 be threaded on four thread bush 806 respectively and with four active cards
Plate 802 is flexibly connected, and the upper end of four threaded rods 803 is provided with bevel type gear 1, and adjusting component 804 includes shell
810, linkage gear 811, interlocking bar 812, linkage gear 811 are movably arranged on 810 inner hub location of shell, rocking bar 809 with
Linkage gear 811 connects, and 811 periphery of linkage gear is uniformly arranged there are four bevel type gear 2 813, four bevel type gears 2 813
Connection is engaged with linkage gear 811, there are four interlocking bar 812, and four interlocking bar 812 are arranged inside shell 810, four connection
One end of lever 812 is connect with four bevel type gears 2 813 respectively, and the other end of four interlocking bar 812 is provided with umbellate form tooth
3 814 are taken turns, four bevel type gears 3 814 engage connection with four bevel type gears 1 respectively, are provided on linkage gear 811
Rocking bar 809 is provided with latch assembly on rocking bar 809, adjusts component 804 with four bevel type gears 1 and engages connection, by turn
Four rotations of bevel type gears 1 of the drive of linkage gear 811 can be manipulated by shaking bar 809, and then manipulate four movable snap-gauges 802
It is moved up and down in four claws 801.
The present invention also provides the test device progress examined using above-mentioned slim hydraulic rubber capsule operating pressure is slim
The method of hydraulic rubber capsule operating pressure test, comprising the following steps:
1) high-pressure tank 1 is open upwards, it is placed in 5 top limiting groove 31 of base splint；
2) slim hydraulic rubber capsule tip side is placed upwards, tiling is packed into high-pressure tank 1；
3) 2 bottom positive stop lug boss 21 of top cover clamping plate alignment high-pressure tank 1 is open, respectively by two connectors at the top of capsule from top cover
Pressure test hole 5 and pressurising hole 6 on clamping plate 2 are drawn；
4) top cover clamping plate 2 is placed on high-pressure tank 1, is aligned with each end face of base splint 3, first use auxiliary device 8 will
The top cover clamping plate 2 on 1 top of high-pressure tank and the base splint 3 of lower part synchronize be fixed, then passed through using bolt fastener 4 upper
Bolt hole 7 at lower clamp plate same position, using retainingf key circle 43 by 42 locking of bolt 41 and nut, lock high-pressure tank 1；
5) hydraulic pump is opened, air in rubber capsule is discharged by the connector of the extraction in pressure test hole 5, to empty in capsule
After gas drains, which is connect with pressure gauge；
6) hierarchical loading test is carried out using hydraulic pump, observes every grade of on-load pressure and acts on lower high-pressure tank 1 and top cover clamping plate 2
Whether whether junction, pressure test hole 5 and pressurising hole 6 have liquid exudation and pressure gauge reading stable, until load is pressed
Power reaches capsule designs operating pressure；
If 7) at the appointed time, high-pressure tank 1 and 2 junction of top cover clamping plate, pressure test hole 5 and 6 no liquid of pressurising hole
Exudation, and pressure gauge stable reading then close hydraulic pump, repeat step 2)~6), continue to test next group it is slim hydraulic
Rubber capsule.
Embodiment 2: difference from Example 1 is that embodiment 2 further includes an automatic pressure calibration equipment, automatically
The pressure checking device pressure gauge external with pressure test hole 5 is connect.Pressure hair is also connected on automatic pressure calibration equipment
Raw device and pressure transmitter, pressure generator provide and export the predetermined pressure for collimation pressure, automatic pressure verification
Device exports the driving signal of 22-25mA/6-10V to pressure transmitter, and pressure transmitter is pre- by what is inputted from pressure generator
The measured value of constant-pressure is output to the DC current for being superimposed upon electric current and the 22-25mA in reflux, then is sent to automatic pressure
Calibration equipment.
Slim hydraulic rubber capsule work is carried out using the test device that above-mentioned slim hydraulic rubber capsule operating pressure is examined
Make the method for pressure test, comprising the following steps:
1) high-pressure tank 1 is open upwards, it is placed in 5 top limiting groove 31 of base splint；
2) slim hydraulic rubber capsule tip side is placed upwards, tiling is packed into high-pressure tank 1；
3) 2 bottom positive stop lug boss 21 of top cover clamping plate alignment high-pressure tank 1 is open, respectively by two connectors at the top of capsule from top cover
Pressure test hole 5 and pressurising hole 6 on clamping plate 2 are drawn；
4) top cover clamping plate 2 is placed on high-pressure tank 1, is aligned with each end face of base splint 3, first use auxiliary device 8 will
The top cover clamping plate 2 on 1 top of high-pressure tank and the base splint 3 of lower part synchronize be fixed, then passed through using bolt fastener 4 upper
Bolt hole 7 at lower clamp plate same position, using retainingf key circle 43 by 42 locking of bolt 41 and nut, lock high-pressure tank 1；
5) hydraulic pump is opened, air in rubber capsule is discharged by the connector of the extraction in pressure test hole 5, to empty in capsule
After gas drains, which is connect with pressure gauge；
6) hierarchical loading test is carried out using hydraulic pump, observes every grade of on-load pressure and acts on lower high-pressure tank 1 and top cover clamping plate 2
Whether whether junction, pressure test hole 5 and pressurising hole 6 have liquid exudation and pressure gauge reading stable, until load is pressed
Power reaches capsule designs operating pressure；
7) rubber capsule internal pressure is calibrated by automatic pressure calibration equipment；
If 8) at the appointed time, high-pressure tank 1 and 2 junction of top cover clamping plate, pressure test hole 5 and 6 no liquid of pressurising hole
Exudation, and pressure gauge stable reading then close hydraulic pump, repeat step 2)~6), continue to test next group it is slim hydraulic
Rubber capsule.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify to technical solution documented by previous embodiment or equivalent replacement of some of the technical features；And
These are modified or replaceed, the spirit and model of technical solution of the embodiment of the present invention that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (8)
1. a kind of test device examined for slim hydraulic rubber capsule operating pressure, which is characterized in that including high-pressure tank
(1), top cover clamping plate (2), base splint (3) and auxiliary device (8)；
Pressure test hole (5) and pressurising hole (6), pressure test hole (5) connection are provided through on the top cover clamping plate (2)
Pressure gauge, the pressurising hole (6) connect hydraulic pump, are provided through bolt hole (7) on top cover clamping plate (2)；
The high-pressure tank (1) is placed at base splint (3) center, and top cover clamping plate (2) is fastened by bolts part (4) and base pinch
It is connected after bolt hole (7) alignment of setting on plate (3), high-pressure tank (1) is fixed and clamped；
The auxiliary device (8) includes claw (801), movable snap-gauge (802), threaded rod (803) and adjusts component (804), institute
It states there are four claw (801), the upper surface of four claws (801) is provided with sliding groove (805), in the sliding groove (805)
Activity is connected with thread bush (806), and the thread bush (806) can horizontally slip in sliding groove (805), four claws
(801) it is divided into two groups, is flexibly connected between each group of two claws (801), the opening direction of two groups of claws (801) is opposite,
There are four the activity snap-gauges (802), and four movable snap-gauges (802) are movably arranged on respectively in four claws (801), four cards
The both ends of pawl (801) and top cover clamping plate (2), base splint (3), which are clamped, to be connected, and there are four the threaded rods (803), four screw threads
Bar (803) is threaded on four thread bush (806) respectively and is flexibly connected with four movable snap-gauges (802), four screw threads
The upper end of bar (803) is provided with bevel type gear one (808), is provided with rocking bar (809) on the adjusting component (804), adjusts
Component (804) engages connection with four bevel type gears one (808), can manipulate adjusting by rotating the rocking bar (809)
Component (804) drives four bevel type gear one (808) rotations, and then manipulates four movable snap-gauges (802) in four claws (801)
Inside move up and down.
2. the test device according to claim 1 examined for slim hydraulic rubber capsule operating pressure, feature exist
In the adjusting component (804) includes shell (810), linkage gear (811), interlocking bar (812)；The linkage gear (811)
It is movably arranged on the shell (810) inner hub location, the rocking bar (809) connect with linkage gear (811), linkage gear
(811) periphery is uniformly arranged there are four bevel type gear two (813), four bevel type gears two (813) and linkage gear (811)
Engagement connection, there are four the interlocking bar (812), and four interlocking bar (812) are arranged at shell (810) inside, four linkages
One end of bar (812) is connect with four bevel type gears two (813) respectively, and the other end of four interlocking bar (812) is provided with umbrella
Type gear three (814), four bevel type gears three (814) engage connection with four bevel type gears one (808) respectively.
3. the test device according to claim 1 examined for slim hydraulic rubber capsule operating pressure, feature exist
In, the bottom centre position of the top cover clamping plate (2) is provided with positive stop lug boss (21), the outer diameter of the positive stop lug boss (21) with hold
Press the open internal diameter of case (1) equal.
4. the test device according to claim 1 examined for slim hydraulic rubber capsule operating pressure, feature exist
In, the top center of the base splint (3) is provided with limiting groove (31), the internal diameter of the limiting groove (31) with hold
Press the bottom outer diameter of case (1) equal.
5. the test device according to claim 1 examined for slim hydraulic rubber capsule operating pressure, feature exist
In being provided with telescopic adjustment plate (807) between each group of two claws (801).
6. the test device according to claim 1 examined for slim hydraulic rubber capsule operating pressure, feature exist
In being provided with latch assembly on the rocking bar (809).
7. the test device according to claim 1 examined for slim hydraulic rubber capsule operating pressure, feature exist
In, the bolt fastener (4) include bolt (41), nut (42), retainingf key circle (43), along bolt on the bolt (41)
(41) length direction is evenly arranged with 6 keyways (44), and (42) are evenly arranged with 6 corresponding keyways on the inside of the nut
(44), 6 positive stop keys (45) are evenly arranged on the retainingf key circle (43), after bolt (41) is connect with nut (42), institute
Bolt (41) outside can be set in by stating retainingf key circle (43), be inserted into 6 positive stop keys (45) in the keyways (44).
8. utilizing the test device examined for slim hydraulic rubber capsule operating pressure as claimed in any one of claims 1 to 6
The method for carrying out rubber capsule pressure test, which comprises the following steps:
1) high-pressure tank (1) is open upwards, it is placed in base splint (5) top limiting groove (31)；
2) slim hydraulic rubber capsule tip side is placed upwards, tiling is packed into high-pressure tank (1)；
3) top cover clamping plate (2) bottom positive stop lug boss (21) alignment high-pressure tank (1) is open, respectively by two connectors at the top of capsule from top
Pressure test hole (5) and pressurising hole (6) on lid clamping plate (2) are drawn；
4) top cover clamping plate (2) is placed on high-pressure tank (1), is aligned with base splint (3) each end face, first use auxiliary device
(8) by the top cover clamping plate (2) on high-pressure tank (1) top and the base splint (3) of lower part synchronize be fixed, it is then tight using bolt
Firmware (4) passes through the bolt hole (7) at upper lower clamp plate same position, using retainingf key circle (43) by bolt (41) and nut (42)
Locking locks high-pressure tank (1)；
5) hydraulic pump is opened, air in rubber capsule is discharged by the connector of the extraction of pressure test hole (5), to air in capsule
After draining, which is connect with pressure gauge；
6) hierarchical loading test is carried out using hydraulic pump, observes every grade of on-load pressure and acts on lower high-pressure tank (1) and top cover clamping plate (2)
Whether junction, pressure test hole (5) and pressurising hole (6) have liquid exudation and pressure gauge to read whether stable, Zhi Daojia
It carries pressure and reaches capsule designs operating pressure；
If 7) at the appointed time, high-pressure tank (1) and top cover clamping plate (2) junction, pressure test hole (5) and pressurising hole (6) nothing
Liquid exudation, and pressure gauge stable reading then close hydraulic pump, repeat step 2)~6), continue to test next group it is slim
Hydraulic rubber capsule.
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| CN201811435878.2A CN109556966B (en) | 2018-11-28 | 2018-11-28 | Testing device and testing method for testing working pressure of thin hydraulic rubber capsule |
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|---|---|---|---|
| CN201811435878.2A CN109556966B (en) | 2018-11-28 | 2018-11-28 | Testing device and testing method for testing working pressure of thin hydraulic rubber capsule |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110553923A (en) * | 2019-09-10 | 2019-12-10 | 中国水利水电科学研究院 | Large-area flat rubber bag pressure-bearing deformation capacity testing device and testing method |
| CN111122075A (en) * | 2019-12-20 | 2020-05-08 | 贵州电网有限责任公司 | Device and method for detecting air tightness of oil conservator |
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| CN111122075A (en) * | 2019-12-20 | 2020-05-08 | 贵州电网有限责任公司 | Device and method for detecting air tightness of oil conservator |
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