CN109443634A - Laminated structure is surveyed in sealing - Google Patents
Laminated structure is surveyed in sealing Download PDFInfo
- Publication number
- CN109443634A CN109443634A CN201811592416.1A CN201811592416A CN109443634A CN 109443634 A CN109443634 A CN 109443634A CN 201811592416 A CN201811592416 A CN 201811592416A CN 109443634 A CN109443634 A CN 109443634A
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- Prior art keywords
- hole
- sealing
- surveyed
- lock lever
- check lock
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Links
- 238000007789 sealing Methods 0.000 title claims abstract description 80
- 238000012360 testing method Methods 0.000 claims abstract description 25
- 210000004907 gland Anatomy 0.000 claims description 11
- 238000013461 design Methods 0.000 abstract description 13
- 230000001788 irregular Effects 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000013459 approach Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/14—Housings
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The present invention relates to a kind of sealings to survey laminated structure, belongs to hydraulic machinery technical field.The present invention includes unit under test, and the hole A and the hole B are provided on unit under test, and the hole A and B Kong Weixiang pass through cross bore, and check lock lever is inserted in the hole A, and pressure measuring rod, check lock lever and pressure measuring rod are inserted in the hole B and is threadedly coupled in the hole A and two hole intersection of the hole B；Sealing surface between check lock lever and the hole A is equipped with the first O-ring seals, and the sealing surface between pressure measuring rod and the hole B is equipped with the second O-ring seals；Pressure measuring rod outer end is provided with the connecting interface of connection unit under test inner cavity.The present invention efficiently solves the problems, such as the survey pressure of the irregular components of existing portion profile, the fixed blind plate components of not applicable conventional bolt, it is simple to complete a kind of structure, stability is good, collection compresses the design and production that laminated structure is surveyed with the sealing of the functions such as sealing, survey pressure, it has great practical value, can be widely used.
Description
Technical field
The present invention relates to a kind of sealings to survey laminated structure, can be used for a kind of sealing survey pressure detection for surveying hydraulic pressure or air pressure, belongs to
Hydraulic machinery technical field.
Background technique
Currently, the complete valve of production petrochemical industry and related components, water system fluid circuit control each type component,
When General hydraulic oil cylinder and the various components of hydraulic system, usually after completing a kind of part and component production, need by
Pressure testing is carried out according to design and the requirement of specification, pressure and time as requested carries out.It is suppressed using hydraulic pressure or air pressure and pressure maintaining,
Check whether product occurs the failures such as obviously to deform, leak, to judge whether product is qualified.The design of structure for pressure test is to Guan Chong
It wants, traditional approach is usually the components such as the directly fixed blind plate of bolt, the components irregular to portion profile, the traditional approach
And it is not suitable for.
Summary of the invention
The technical problems to be solved by the present invention are: providing a kind of sealing survey laminated structure, the shape being commonly encountered is solved not
Problem is pressed in the survey of the components such as regular components, the fixed blind plate of not applicable conventional bolt, to avoid pressure measuring tool design, production
Period is long, compresses, sealing, the problems such as pressure measuring unit is complicated.
The technical solution adopted by the present invention to solve the technical problems is: laminated structure, including unit under test are surveyed in sealing, are tested
The hole A and the hole B are provided on component, the hole A and B Kong Weixiang pass through cross bore, and check lock lever is inserted in the hole A, and survey pressure is inserted in the hole B
Bar, check lock lever and pressure measuring rod are threadedly coupled in the hole A and two hole intersection of the hole B；Sealing surface between check lock lever and the hole A is equipped with
One O-ring seals, the sealing surface between pressure measuring rod and the hole B are equipped with the second O-ring seals；Pressure measuring rod outer end is provided with connection quilt
Survey the connecting interface of member lumens.
Further, the first O-ring seals be set to the hole A outer end face at, the first O-ring seals by sealing gland into
Row is fixed, and sealing gland is threadedly coupled with check lock lever outer end.
Further, the first O-ring seals are set at the inner wall in the hole A, check lock lever side wall, which is provided with, seals the first O shape
The first step of inner end positioning is enclosed, the first O-ring seals are fixed by locking stud；Lock stud by directly with locking
Bar outer end is threadedly coupled to be fixed or be threadedly coupled by locking nut with check lock lever outer end and be fixed or by upper
The combination for stating two kinds of threaded connections is fixed.When second O-ring seals are set at the inner wall in the hole B, the second O-ring seals can be adopted
With mounting structure identical with the first above-mentioned O-ring seals.
Further, the second O-ring seals are set at the outer end face in the hole B, the second O-ring seals survey pressure side by sealing
Lid is fixed, and sealing is surveyed pressure side lid and is threadedly coupled with pressure measuring rod outer end, and sealing survey pressure side covers to have to be adapted with pressure gauge
Interface.
Further, sealing survey pressure side lid pressure gauge Interface design sealing survey pressure side lid protruding apex at or
Sealing is surveyed on the flange face of pressure side lid.
Further, check lock lever inner end is cooperatively connected by the threaded hole on external screw thread and pressure measuring rod.
Further, check lock lever side wall is provided with second step, a side end face of second step is in contact with pressure measuring rod
To realize the connection positioning of check lock lever and pressure measuring rod.
Further, the threaded hole in pressure measuring rod is provided with the second step with check lock lever in one end towards check lock lever
Compatible sink hole.
The beneficial effects of the present invention are: the application is novel to have the operating condition for mutually passing through cross bore suitable for unit under test, mutually pass through
Cross bore is orthogonal or oblique, and the installation of pressure measuring rod is realized by the interlocking connection of check lock lever and pressure measuring rod, the of setting
One O-ring seals and the second O-ring seals ensure that the airtightness of device, and check lock lever and pressure measuring rod are inserted in hole, even if
The outer end face in hole is irregular shape, nor affects on installation.The present invention adaptable design cycle is short, structure is simple, production
The advantage that period effectively shortens, cost is accordingly lower, provides practical, convenient side for the manometric test of existing portioned product
Method.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the embodiment of the present invention one.
Fig. 2 is the front view of the embodiment of the present invention one.
Fig. 3 is the A-A cross-sectional view of Fig. 2.
Fig. 4 is the schematic perspective view of the embodiment of the present invention two.
Fig. 5 is the front view of the embodiment of the present invention two.
Fig. 6 is the B-B cross-sectional view of Fig. 5.
In the figure, it is marked as 1- sealing gland, 2- check lock lever, 21- first step, 22- second step, the sealing of the first O shape of 3-
Circle, the second O-ring seals of 4-, 5- sealing survey pressure side lid, 51- protruding apex, 52- flange face, 6- pressure measuring rod, 7- unit under test,
The hole 71-A, the hole 72-B, 8- lock stud, 9- locking nut.
Specific embodiment
The present invention is further described with reference to the accompanying drawings and embodiments.
As shown in Figures 1 to 6, including unit under test 7, the hole A 71 and the hole B 72, the hole A 71 and the hole B are provided on unit under test 7
72, mutually to pass through cross bore, are inserted with check lock lever 2, pressure measuring rod 6 are inserted in the hole B 72, check lock lever 2 and pressure measuring rod 6 are in A in the hole A 71
Hole 71 and 72 liang of the hole B hole intersection are threadedly coupled；Sealing surface between check lock lever 2 and the hole A 71 is equipped with the first O-ring seals 3,
Sealing surface between pressure measuring rod 6 and the hole B 72 is equipped with the second O-ring seals 4；6 outer end of pressure measuring rod is provided with connection unit under test 7
The connecting interface of inner cavity.The application is novel to have the operating condition for mutually passing through cross bore suitable for unit under test 7, and it is orthogonal for mutually passing through cross bore
Or oblique, the installation of pressure measuring rod 6 are realized by the interlocking connection of check lock lever 2 and pressure measuring rod 6, the first O shape sealing of setting
Circle 3 and the second O-ring seals 4 ensure that the airtightness of device, and check lock lever 2 and pressure measuring rod 6 are inserted in hole, even if hole is outer
End face is irregular shape, nor affects on installation.
Outer end face the present disclosure applies equally to hole is the situation of plane.By taking the outer end face in the hole A 71 is plane as an example, at this time
The preferred fit mode of first O-ring seals 3 is that the first O-ring seals 3 are set at the outer end face in the hole A 71, the sealing of the first O shape
Circle 3 is fixed by sealing gland 1, and sealing gland 1 can directly be welded with check lock lever 2 or processing is into a single integrated structure, for convenience
Processing and assembly, the present invention are threadedly coupled using sealing gland 1 with 2 outer end of check lock lever.Using the outer end face in the hole B 72 as plane
For, the preferred fit mode of the second O-ring seals 4 is at this time, and the second O-ring seals 4 are set at the outer end face in the hole B 72, the
Two O-ring seals 4 are surveyed pressure side lid 5 by sealing and are fixed, and sealing is surveyed pressure side lid 5 and is threadedly coupled with 6 outer end of pressure measuring rod, seal
Surveying has interface compatible with pressure gauge on pressure side lid 5.The connecting interface of 6 outer end of pressure measuring rod is usually arranged as the cavity of L-type
Runner, the pressure gauge interface that pressure side lid 5 is surveyed in sealing can design at the protruding apex 51 that pressure side lid 5 is surveyed in sealing or sealing is surveyed
On the flange face 52 of pressure side lid 5.Pressure gauge and the water inlet tube interface usually aperture on the flange face 51 that pressure side lid 5 is surveyed in sealing, such as
The smaller space of caliber is limited, can seal aperture at the protruding apex 51 for surveying pressure side lid 5, not need as usual situation at it
Its Position Design connects the connector of pressure gauge and water pipe.
When the outer end face in hole is irregular shape, by taking the hole A 71 as an example, the preferred fit mode of the first O-ring seals 3 at this time
For the first O-ring seals 3 are set at the inner wall in the hole A 71, and 2 side wall of check lock lever, which is provided with, positions 3 inner end of the first O-ring seals
First step 21, the first O-ring seals 3 by lock stud 8 be fixed；Stud 8 is locked to pass through directly and outside check lock lever 2
End is threadedly coupled to be fixed or be threadedly coupled by locking nut 9 with 2 outer end of check lock lever and be fixed or by above-mentioned
The combination of two kinds of threaded connections is fixed.The present invention is fixed here by the combination of above two threaded connection, is
Refer to that locking stud 8 is threadedly coupled with check lock lever 2, while locking nut 9 is threadedly coupled with 2 outer end of check lock lever.If the outer end in the hole B 72
Face is also irregular shape, and mounting structure identical with the first above-mentioned O-ring seals 3 can be used in the second O-ring seals 4.
The interlocking connection of check lock lever 2 and pressure measuring rod 6 can be and external screw thread is arranged on check lock lever 2, sets in pressure measuring rod 6
Threaded hole is set, is also possible to that threaded hole is arranged on check lock lever 2, external screw thread is set in pressure measuring rod 6.To guarantee stable structure
Property, the present invention is cooperatively connected using 2 inner end of check lock lever by the threaded hole on external screw thread and pressure measuring rod 6.In addition, for convenience
Assembly, 2 side wall of check lock lever are provided with second step 22, and a side end face of second step 22 is in contact to realize lock with pressure measuring rod 6
The connection positioning of tight bar 2 and pressure measuring rod 6.Threaded hole in pressure measuring rod 6 is provided with and check lock lever 2 in one end towards check lock lever 2
The compatible sink hole of second step 22.
The present invention should meet the structure and test request of unit under test 7 when adaptability design makes.Total layout
System Testing Pressure and seal request should be met with intensity and the design of the performance and structure of each part, guarantee test safety.
Laminated structure is surveyed in sealing can select the existing pore-forming of 7 original part of unit under test, also can use and be connected to unit under test 7
Auxiliary pressure measuring tool or other purposes toolings on pore-forming.
Embodiment one:
As shown in Figure 1 to Figure 3, the hole A 71 and the hole B 72 are provided on unit under test 7, the hole A 71 and the hole B 72 are orthogonal thereto arrangement
Mutually pass through cross bore, the angle between check lock lever 2 and pressure measuring rod 6 is right angle, and the outer end face in the hole A 71 and the hole B 72 is plane.
It is inserted with check lock lever 2 in the hole A 71, pressure measuring rod 6 is inserted in the hole B 72, check lock lever 2 and pressure measuring rod 6 are in the hole A 71 and B
72 liang of hole hole intersection is threadedly coupled.2 side wall of check lock lever is provided with second step 22, and a side end face of second step 22 and survey are pressed
Bar 6 is in contact to realize the connection positioning of check lock lever 2 and pressure measuring rod 6.Threaded hole in pressure measuring rod 6 is towards the one of check lock lever 2
End is provided with sink hole compatible with the second step 22 of check lock lever 2.
First O-ring seals 3 are set at the outer end face in the hole A 71, and the first O-ring seals 3 are consolidated by sealing gland 1
Fixed, sealing gland 1 is threadedly coupled with 2 outer end of check lock lever, and sealing gland 1 is tightened to required torque, the first O-ring seals
3 reach required decrement, reach required sealing effect.Second O-ring seals 4 are set at the outer end face in the hole B 72, the
Two O-ring seals 4 are surveyed pressure side lid 5 by sealing and are fixed, and sealing is surveyed pressure side lid 5 and is threadedly coupled with 6 outer end of pressure measuring rod, seal
Surveying has interface compatible with pressure gauge on pressure side lid 5.Pressure side lid 5 is surveyed into sealing and is tightened to required torque, the 2nd O shape
Sealing ring 4 reaches required decrement, reaches required sealing effect.Pressure gauge and water inlet tube interface are usually surveyed in sealing
Aperture on the flange face 51 of pressure side lid 5 can be opened if the smaller space of caliber is limited at the protruding apex 51 that pressure side lid 5 is surveyed in sealing
Hole does not need to connect the connector of pressure gauge and water pipe in other positions design as usual situation.
Embodiment two:
As shown in Figures 4 to 6, the hole A 71 and the hole B 72 are provided on unit under test 7, the hole A 71 and the hole B 72 are to arrange in oblique
Mutually pass through cross bore, the angle between check lock lever 2 and pressure measuring rod 6 is acute angle, and the outer end face in the hole A 71 is irregular shape, the hole B 72
Outer end face be plane.
It is inserted with check lock lever 2 in the hole A 71, pressure measuring rod 6 is inserted in the hole B 72, check lock lever 2 and pressure measuring rod 6 are in the hole A 71 and B
72 liang of hole hole intersection is threadedly coupled.
First O-ring seals 3 are set at the inner wall in the hole A 71, and 2 side wall of check lock lever is provided with 3 inner end of the first O-ring seals
The first step 21 of positioning, 3 outer end of the first O-ring seals are fixed by locking stud 8；Locking stud 8 passes through locking screw
Mother 9 is threadedly coupled with 2 outer end of check lock lever to be fixed, and locking nut 9 is tightened to required torque, the first O-ring seals 3
Reach required decrement, reaches required sealing effect.Second O-ring seals 4 are set at the outer end face in the hole B 72, the
Two O-ring seals 4 are surveyed pressure side lid 5 by sealing and are fixed, and sealing is surveyed pressure side lid 5 and is threadedly coupled with 6 outer end of pressure measuring rod, seal
Surveying has interface compatible with pressure gauge on pressure side lid 5.Pressure side lid 5 is surveyed into sealing and is tightened to required torque, the 2nd O shape
Sealing ring 4 reaches required decrement, reaches required sealing effect.Pressure gauge and water inlet tube interface are usually surveyed in sealing
Aperture on the flange face 51 of pressure side lid 5 can be opened if the smaller space of caliber is limited at the protruding apex 51 that pressure side lid 5 is surveyed in sealing
Hole does not need to connect the connector of pressure gauge and water pipe in other positions design as usual situation.
The present invention efficiently solves the irregular components of existing portion profile, the fixed blind plate zero of not applicable conventional bolt
Problem is pressed in the survey of part, completes that a kind of structure is simple, and stability is good, and collection is compressed to be surveyed with sealing, the sealing for surveying the functions such as pressure
The design and production of laminated structure, effectively increase working efficiency, shorten test preparation process.Meet production petrochemical industry at
It covers valve and related components, water system fluid circuit controls each type component, General hydraulic oil cylinder and hydraulic system various zero
When the survey pressure request of component, this sealing surveys laminated structure and has great practical value, and can be widely used.
Claims (9)
1. laminated structure, including unit under test (7) are surveyed in sealing, the hole A (71) and the hole B (72), the hole A are provided on unit under test (7)
It (71) is mutually to pass through cross bore with the hole B (72), it is characterised in that: be inserted with check lock lever (2) in the hole A (71), be inserted in the hole B (72)
Pressure measuring rod (6), check lock lever (2) and pressure measuring rod (6) are threadedly coupled in the hole A (71) and (72) two hole intersection of the hole B；Check lock lever (2)
Sealing surface between the hole A (71) is equipped the first O-ring seals (3), and the sealing surface between pressure measuring rod (6) and the hole B (72) is matched
Equipped with the second O-ring seals (4)；Pressure measuring rod (6) outer end is provided with the connecting interface of connection unit under test (7) inner cavity.
2. laminated structure is surveyed in sealing as described in claim 1, it is characterised in that: the first O-ring seals (3) are set to the hole A (71)
At outer end face, the first O-ring seals (3) are fixed by sealing gland (1), sealing gland (1) and check lock lever (2) outer end spiral shell
Line connection.
3. laminated structure is surveyed in sealing as described in claim 1, it is characterised in that: the first O-ring seals (3) are set to the hole A (71)
At inner wall, check lock lever (2) side wall is provided with the first step (21) for positioning the first O-ring seals (3) inner end, and the first O shape is close
Seal (3) is fixed by locking stud (8)；Locking stud (8) is by being directly threadedly coupled progress with check lock lever (2) outer end
It fixes or is threadedly coupled by locking nut (9) with check lock lever (2) outer end and be fixed or connected by above two screw thread
The combination connect is fixed.
4. laminated structure is surveyed in sealing as claimed in claim 3, it is characterised in that: the second O-ring seals (4) are set to the hole B (72)
At inner wall, the second O-ring seals (4) are using the identical mounting structure with the first O-ring seals (3).
5. laminated structure is surveyed in sealing as described in claim 1, it is characterised in that: the second O-ring seals (4) are set to the hole B (72)
At outer end face, the second O-ring seals (4) are surveyed pressure side lid (5) by sealing and are fixed, and pressure side lid (5) and pressure measuring rod are surveyed in sealing
(6) outer end is threadedly coupled, and sealing, which is surveyed, has interface compatible with pressure gauge on pressure side lid (5).
6. laminated structure is surveyed in sealing as claimed in claim 5, it is characterised in that: the pressure gauge interface that pressure side lid (5) are surveyed in sealing is set
It counts at the protruding apex (51) that pressure side lid (5) are surveyed in sealing or sealing is surveyed on the flange face (52) of pressure side lid (5).
7. laminated structure is surveyed in the sealing as described in any one of claim 1 to 6, it is characterised in that: check lock lever (2) inner end passes through
Threaded hole on external screw thread and pressure measuring rod (6) is cooperatively connected.
8. laminated structure is surveyed in sealing as claimed in claim 7, it is characterised in that: check lock lever (2) side wall is provided with second step
(22), a side end face of second step (22) is in contact to realize the connection of check lock lever (2) and pressure measuring rod (6) with pressure measuring rod (6)
Positioning.
9. laminated structure is surveyed in sealing as claimed in claim 8, it is characterised in that: the threaded hole in pressure measuring rod (6) is locked in direction
One end of bar (2) is provided with and the compatible sink hole of second step (22) of check lock lever (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811592416.1A CN109443634B (en) | 2018-12-25 | 2018-12-25 | Sealing pressure measuring structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811592416.1A CN109443634B (en) | 2018-12-25 | 2018-12-25 | Sealing pressure measuring structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109443634A true CN109443634A (en) | 2019-03-08 |
| CN109443634B CN109443634B (en) | 2024-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811592416.1A Active CN109443634B (en) | 2018-12-25 | 2018-12-25 | Sealing pressure measuring structure |
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