CN105588686B - A kind of testing equipment for testing big-diameter ball valve sealing effectiveness - Google Patents
A kind of testing equipment for testing big-diameter ball valve sealing effectiveness Download PDFInfo
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- CN105588686B CN105588686B CN201610080389.4A CN201610080389A CN105588686B CN 105588686 B CN105588686 B CN 105588686B CN 201610080389 A CN201610080389 A CN 201610080389A CN 105588686 B CN105588686 B CN 105588686B
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- ball valve
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- sealing effectiveness
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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
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- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a kind of testing equipment for testing big-diameter ball valve sealing effectiveness, including frame, compression platform and the mobile rack platform for placing ball valve；The compression platform and mobile rack platform are installed in frame and can be provided with an end cover coaxial with the ball valve on mobile rack platform with respect to frame transverse shifting, the frame and compression platform；Two end covers are located at the left and right sides of ball valve respectively, and the compression platform drives end cover to be tightly connected ball valve and two end covers toward the movement of ball valve direction, and described two end covers are provided with the test led to inside a ball valve stomata.The testing equipment testing efficiency of the test big-diameter ball valve sealing effectiveness of the present invention is high, easy to operate, and is hardly damaged ball valve.
Description
Technical field
The invention belongs to a kind of ball valve test equipment field, and in particular to a kind of examination for testing big-diameter ball valve sealing effectiveness
Test equipment.
Background technology
Combustion gas polyethylene (PE) ball valve is the important control unit of pipe network, therefore requires that pressurization carries out sealing property before using
Experiment.When prior art is tested ball valve, the simple and crude jack frock of generally use is clamped in ball valve both ends, is tested, effect
Rate is relatively low, and is easily damaged ball valve.
The content of the invention
(1) technical problems to be solved
The technical problem to be solved in the present invention is to propose a kind of testing equipment for testing big-diameter ball valve sealing effectiveness, with
Releasing in conventional art, efficiency is low, and the problem of be easily damaged ball valve.
(2) technical scheme
In order to solve the above technical problems, the technical solution adopted in the present invention is：One kind test big-diameter ball valve sealing effect
The testing equipment of fruit, including frame, compression platform and the mobile rack platform for placing ball valve；The compression platform and movement
Rack platform is installed in frame and can be provided with one with moving with respect to frame transverse shifting, the frame and compression platform
The coaxial end cover of ball valve on dynamic rack platform；Two end covers are located at the left and right sides of ball valve, the compression respectively
Platform drives end cover to be tightly connected ball valve and two end covers toward the movement of ball valve direction, and described two end covers are set
It is equipped with the test led to inside a ball valve stomata.
In the testing equipment of above-mentioned test big-diameter ball valve sealing effectiveness, the end cover is in sleeve-shaped, and it is open
The edge of inner side is provided with a sealing ring being connected with ball valve sealing.
In the testing equipment of above-mentioned test big-diameter ball valve sealing effectiveness, the sealing ring is provided with a V-shaped part, institute
It is opposite with the opening direction of end cover to state V-shaped part direction.
In the testing equipment of above-mentioned test big-diameter ball valve sealing effectiveness, the compression platform, which is provided with, makes it laterally move
Dynamic hydraulic cylinder.
In the testing equipment of above-mentioned test big-diameter ball valve sealing effectiveness, the frame is provided with one and laterally laid
Guide rail, the compression platform and mobile rack platform are arranged on guide rail and moved along guide rail.
In the testing equipment of above-mentioned test big-diameter ball valve sealing effectiveness, the structure of the guide rail is the axis of guide.
In the testing equipment of above-mentioned test big-diameter ball valve sealing effectiveness, the mobile rack platform has 2, and respectively
Positioned at the left and right sides for compressing platform, the left and right sides of the mobile rack platform and the left and right sides for compressing platform are pacified
Mounted in end cover, the compression platform is tested the ball valve on the mobile rack platform of its both sides by transverse shifting.
In the testing equipment of above-mentioned test big-diameter ball valve sealing effectiveness, 2 are provided with the top of the mobile rack platform
The individual support for sustaining ball valve, 2 supports are located at the bottom at ball valve axial direction both ends respectively, and 2 supports relatively move branch
Body panel is moved forward and backward so as to adjust the spacing between two 2 supports.
In the testing equipment of above-mentioned test big-diameter ball valve sealing effectiveness, it is provided with the top of the support before and after two
The pulley of positional symmetry, the periphery of the pulley and ball valve are in rolling contact.
In the testing equipment of above-mentioned test big-diameter ball valve sealing effectiveness, the support is shaped as V-arrangement.
(3) beneficial effect
The testing equipment of the test big-diameter ball valve sealing effectiveness of the present invention, end cover is driven towards ball by compressing platform
Valve moves, and is tightly connected ball valve and two end covers, then by being imitated to test stomata supercharging to test the sealing of ball valve
Fruit, operation is very easy, and test effect is high, and is hardly damaged ball valve.
Brief description of the drawings
Fig. 1 is the stereogram of the testing equipment of the test big-diameter ball valve sealing effectiveness of first embodiment of the invention；
Fig. 2 is the plan of the end cover in first embodiment of the invention；
Fig. 3 is the sectional view of A-A in Fig. 2；
Fig. 4 is the enlarged drawing of B in Fig. 3；
Fig. 5 is the side view of the first structure of invention first embodiment medium-height trestle；
Fig. 6 is the side view of the second structure of invention first embodiment medium-height trestle；
Fig. 7 is the plan of the testing equipment of the test big-diameter ball valve sealing effectiveness of second embodiment of the invention；
In figure 1 be frame, 2 be compress platform, 3 be ball valve, 4 be mobile rack platform, 5 be end cover, 6 be test gas
Hole, 7 be sealing ring, 8 be hydraulic cylinder, 9 be guide rail, 10 be support, 11 be pulley, 12 be V-shaped part.
Embodiment
With reference to the accompanying drawings and examples, the embodiment of the present invention is described in further detail.Implement below
Example is used to illustrate the present invention, but is not limited to the scope of the present invention.
Embodiment one：A kind of testing equipment of test big-diameter ball valve sealing effectiveness as Figure 1-Figure 4, including frame
1st, platform 2 and the mobile rack platform 4 for placing ball valve 3 are compressed；The compression platform 2 and mobile rack platform 4 are respectively mounted
On the guide rail 9 of the guide pillar structure of frame and can the transverse shifting of opposite rail 9, make its horizontal wherein the compression platform 2 is provided with
To mobile hydraulic cylinder 8, the frame 1 and compress platform 2 be provided with one with move rack platform 4 on ball valve it is coaxial
End cover 5；Two end covers 5 are located at the left and right sides of ball valve 3 respectively, and the compression platform 2 drives end cover 5 toward ball
The movement of valve direction is tightly connected ball valve 3 and two end covers 5, and described two end covers 5 are provided with one and lead to ball valve 3
Internal test stomata 6, so as to the internal pressurization of ball valve.The end cover 5 is in sleeve-shaped, the side of its opening inner side
Edge is provided with a sealing ring being connected with ball valve sealing 7.The sealing ring 7 is provided with a V-shaped part 12, the V-shaped part 12
It is opposite with the opening direction towards end cover 5.
Specifically, the top of above-mentioned mobile rack platform 4 is provided with 2 10,2 branch of support for being used for sustaining ball valve
Frame 10 is located at the bottom at ball valve axial direction both ends respectively.
As shown in figure 5, the top of above-mentioned support 10 is provided with the symmetrical pulley 11 of two front and back positions, the pulley 11
It is in rolling contact with the periphery of ball valve 3, traditional ball valve is typically provided with the 3rd siphunculus vertical with the first two, and the present invention is sliding
The resistance of wheel is small, siphunculus downwards, so without manually every time placing siphunculus downwards, is put automatically by the gravity of siphunculus
Put very convenient.
As shown in fig. 6, being shaped as the support 10 can be V-arrangement, it is highly stable so as to place ball valve 3.
2 above-mentioned supports relatively move rack platform 4 and can moved forward and backward so as to adjust between two 2 supports 10
Spacing, to adapt to the ball valve of different length.
The course of work：Ball valve is placed into mobile rack platform 4 first, is then driven and is compressed on platform 2 by hydraulic cylinder 8
End cover 5 it is traversing, the end cover 5 contacts one end of ball valve 3 during traversing and continues to move to make ball valve 3
The other end contacts with another end cover 5, so as to which the sealing ring on end cover 5 is socketed on the periphery of ball valve 3, passes through
Testing stomata 6 can be to the internal pressurization of ball valve, and because pressure acts on, V-shaped seal ring is expanded, internal diameter and ball valve wall contacts,
Sealing is realized, and air pressure is bigger, sealing effectiveness is better.
Implement two：As shown in fig. 7, the present embodiment and the structure of embodiment one and the function of realization are essentially identical, institute is different
Be that the mobile rack platform 4 has 2, and respectively positioned at the left and right sides for compressing platform 2, the mobile rack platform 4
The left and right sides and the left and right sides for compressing platform 2 are installed in end cover 5, and the compression platform 2 passes through transverse shifting
Ball valve on the mobile rack platform 4 of its both sides is tested.
The course of work：When compressing the ball on the mobile rack platform 4 of side thereto of platform 2 on the basis of embodiment one
When valve is inflated test, the ball valve on the mobile rack platform 4 of opposite side is unloaded and installs new ball valve, works as inflation
After the completion of test, compress the traversing ball valve on opposite side of platform 2 and be inflated test, circulate successively, improve the effect of test
Rate.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, some improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (9)
- A kind of 1. testing equipment for testing big-diameter ball valve sealing effectiveness, it is characterised in that the test big-diameter ball valve sealing The testing equipment of effect includes frame (1), compresses platform (2) and the mobile rack platform (4) for placing ball valve (3)；It is described Compression platform (2) and mobile rack platform (4) are installed in frame and can be with respect to frame (1) transverse shifting, the frames (1) The end cover (5) coaxial with the ball valve on mobile rack platform (4) is provided with platform (2) is compressed；Two end covers (5) it is located at the left and right sides of ball valve (3) respectively, the compression platform (2) drives end cover (5) to make ball toward the movement of ball valve direction Valve (3) and two end covers (5) are tightly connected, and described two end covers (5) are provided with one and lead to ball valve (3) inside Test stomata (6)；The mobile rack platform (4) has 2, and respectively positioned at the left and right sides for compressing platform (2), the mobile rack platform (4) the left and right sides and described compress is installed in end cover (5) at left and right sides of platform (2), the compression platform (2) is logical Transverse shifting is crossed to test the ball valve on the mobile rack platform (4) of its both sides.
- 2. the testing equipment of test big-diameter ball valve sealing effectiveness according to claim 1, it is characterised in that the sealing End cap (5) is in sleeve-shaped, and the edge of its opening inner side is provided with a sealing ring being connected with ball valve sealing (7).
- 3. the testing equipment of test big-diameter ball valve sealing effectiveness according to claim 2, it is characterised in that the sealing Circle (7) is provided with a V-shaped part (12), and the V-shaped part (12) is open towards opposite towards with end cover (5).
- 4. the testing equipment of test big-diameter ball valve sealing effectiveness according to claim 1, it is characterised in that the compression Platform (2) is provided with the hydraulic cylinder (8) for making its transverse shifting.
- 5. the testing equipment of test big-diameter ball valve sealing effectiveness according to claim 1, it is characterised in that the frame (1) guide rail laterally laid (9) is provided with, the compression platform (2) and mobile rack platform (4) are arranged on guide rail simultaneously Moved along guide rail.
- 6. the testing equipment of test big-diameter ball valve sealing effectiveness according to claim 5, it is characterised in that the guide rail (9) structure is the axis of guide.
- 7. the testing equipment of test big-diameter ball valve sealing effectiveness according to claim 1, it is characterised in that the movement 2 supports (10) for being used for sustaining ball valve are provided with the top of rack platform (4), 2 supports (10) are respectively positioned at ball valve axial direction The bottom at both ends, and 2 supports relatively move rack platform (4) can move forward and backward so as to adjust two 2 supports (10) it Between spacing.
- 8. the testing equipment of test big-diameter ball valve sealing effectiveness according to claim 7, it is characterised in that the support (10) two symmetrical pulleys of front and back position (11) are provided with the top of, the pulley (11) and the periphery of ball valve (3) roll Contact.
- 9. the testing equipment of test big-diameter ball valve sealing effectiveness according to claim 7, it is characterised in that the support (10) be shaped as V-arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610080389.4A CN105588686B (en) | 2016-02-04 | 2016-02-04 | A kind of testing equipment for testing big-diameter ball valve sealing effectiveness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610080389.4A CN105588686B (en) | 2016-02-04 | 2016-02-04 | A kind of testing equipment for testing big-diameter ball valve sealing effectiveness |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105588686A CN105588686A (en) | 2016-05-18 |
| CN105588686B true CN105588686B (en) | 2018-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610080389.4A Active CN105588686B (en) | 2016-02-04 | 2016-02-04 | A kind of testing equipment for testing big-diameter ball valve sealing effectiveness |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109655209A (en) * | 2019-01-30 | 2019-04-19 | 杭州坦布科技有限公司 | A kind of sealing property of ball valves test equipment and test method |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109470412A (en) * | 2018-12-15 | 2019-03-15 | 樊凌风 | A kind of detecting device for sealing property of ball valves |
| CN109623329A (en) * | 2018-12-15 | 2019-04-16 | 樊凌风 | A kind of ball valve assembles and detects automatically integrated apparatus |
| CN109612641B (en) * | 2019-01-30 | 2020-09-08 | 博纳斯威阀门股份有限公司 | Ball valve sealing performance testing equipment and detection method |
| CN109612642B (en) * | 2019-01-30 | 2020-10-30 | 江苏苏盐阀门机械有限公司 | Ball valve leakproofness test equipment |
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| DE2138688A1 (en) * | 1970-09-25 | 1972-03-30 | Coors Container Co | Device for checking the edges of cylinders for defects |
| CN201417206Y (en) * | 2009-06-23 | 2010-03-03 | 北京北内柴油机有限责任公司 | Engine cylinder cover valve leakage testing device |
| CN203376122U (en) * | 2013-08-06 | 2014-01-01 | 宁波东生建材有限公司 | Simple type ball valve air leakage testing machine |
| CN204228344U (en) * | 2014-12-12 | 2015-03-25 | 杭州戴雷科技有限公司 | A kind of end cover mechanism of ball valve air tightness test machine |
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| CN205538103U (en) * | 2016-02-04 | 2016-08-31 | 宁波恒元精工管阀科技有限公司 | Testing equipment of sealed effect of test heavy -calibre ball valve |
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2016
- 2016-02-04 CN CN201610080389.4A patent/CN105588686B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2138688A1 (en) * | 1970-09-25 | 1972-03-30 | Coors Container Co | Device for checking the edges of cylinders for defects |
| CN201417206Y (en) * | 2009-06-23 | 2010-03-03 | 北京北内柴油机有限责任公司 | Engine cylinder cover valve leakage testing device |
| CN203376122U (en) * | 2013-08-06 | 2014-01-01 | 宁波东生建材有限公司 | Simple type ball valve air leakage testing machine |
| CN204228344U (en) * | 2014-12-12 | 2015-03-25 | 杭州戴雷科技有限公司 | A kind of end cover mechanism of ball valve air tightness test machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109655209A (en) * | 2019-01-30 | 2019-04-19 | 杭州坦布科技有限公司 | A kind of sealing property of ball valves test equipment and test method |
| CN109655209B (en) * | 2019-01-30 | 2020-09-08 | 博纳斯威阀门股份有限公司 | Ball valve sealing performance testing equipment and testing method |
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| Publication number | Publication date |
|---|---|
| CN105588686A (en) | 2016-05-18 |
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