CN209469573U - A kind of leakproofness is strong and the detectable pump cover of leakproofness - Google Patents
A kind of leakproofness is strong and the detectable pump cover of leakproofness Download PDFInfo
- Publication number
- CN209469573U CN209469573U CN201822043865.2U CN201822043865U CN209469573U CN 209469573 U CN209469573 U CN 209469573U CN 201822043865 U CN201822043865 U CN 201822043865U CN 209469573 U CN209469573 U CN 209469573U
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- CN
- China
- Prior art keywords
- leakproofness
- pump cover
- sealing ring
- gas
- strong
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The utility model discloses a kind of leakproofness, the detectable pump cover of strong and leakproofness, is related to pump technical field.The leakproofness of pump cover is always a pain spot, needs to be resolved, and after pump cover comes into operation, with the increase of use time, the sealing performance of pump cover may be declined, if can conveniently and efficiently detect to the leakproofness of pump cover, just be avoided that the efficiency of pump reduces or pump cover damages.The utility model is provided with two layers of special sealing ring, the side of sealing ring is waveform, enhance the sealing performance of sealing ring, gas-tight silo is equipped between two layers of sealing ring, it is set to the manograph on gas-tight silo by pressurizeing to gas-tight silo, and by observation, gas-tight silo pressure release situation can determine whether by manograph, it can thus detect the leakproofness of two layers of sealing ring, and easy to operate.
Description
Technical field
The utility model relates to pump technical field, in particular to a kind of leakproofness is strong and the detectable pump cover of leakproofness.
Background technique
The leakproofness of pump cover is always a pain spot, needs to be resolved, and after pump cover comes into operation, with using the time
Growth, the sealing performance of pump cover may be declined, if can conveniently and efficiently detect to the leakproofness of pump cover, can be kept away
Exempt from the efficiency reduction or pump cover damage of pump.
Utility model content
The purpose of this utility model is to develop a kind of good airproof performance, facilitates detection pump cover leakproofness, and structure simply seals
The property detectable pump cover of strong and leakproofness.
The utility model is realized by the following technical solutions:
A kind of leakproofness is strong and the detectable pump cover of leakproofness, including pump cover ontology, the pump cover ontology are equipped with sealing
Device and package seal checker, the sealing device include the first sealing ring and the second sealing ring on pump cover ontology, institute
The cross section for stating the first sealing ring and the second sealing ring is waveform, increases the leakproofness of pump cover；The package seal checker packet
The gas-tight silo being set on pump cover ontology close to pump housing side is included, the gas-tight silo is circular groove structure, on the pump cover ontology
It is additionally provided with the booster and manograph being connected to gas-tight silo, the manograph is equipped with mobilizable indicator, passes through booster
For gas-tight silo pressurization, the increase of gas-tight silo pressure makes the activity of the indicator on manograph, and injection pressure back pointer is lived upwards in gas-tight silo
Dynamic, if pump cover leakproofness is good, static after the upward activity of indicator, if pump cover leakproofness declines, the pressure in gas-tight silo declines,
Then indicator declines, and can conveniently and efficiently detect to the leakproofness of pump cover.
Further, first sealing ring includes several layers interconnection and cross section is round or elliptical annulus.
Further, the line of the cross-section center of several annulus is perpendicular or parallel to pump cover ontology.
Further, the cross section of second sealing ring is zigzag.
Further, the cross section of second sealing ring is made of several identical isosceles triangles.
Further, the manograph includes sealed passage, and the sealed passage is connected to gas-tight silo, the sealed passage
Top is equipped with the limiter of indicator and resulting indicator moving position.
Further, the limiter is circular ring structure, and diameter is identical as the internal diameter of sealed passage.
Further, the indicator includes the motion bar across limiter, and the motion bar top is equipped with briquetting, described
Motion bar lower part is equipped with position-arresting disk.
Further, the gas-tight silo is set between the first sealing ring and the second sealing ring, if the first sealing ring or second
There is a leakproofness decline in sealing ring, then gas-tight silo can pressure release.
The beneficial effects of the utility model are:
The utility model is provided with two layers of special sealing ring, and the side of sealing ring is waveform, enhances the close of sealing ring
Sealing property is equipped with gas-tight silo between two layers of sealing ring, is set to the survey pressure on gas-tight silo by pressurizeing to gas-tight silo, and by observation
Device can determine whether gas-tight silo pressure release situation by manograph, can thus detect the leakproofness of two layers of sealing ring, and easy to operate
Fast.
Detailed description of the invention
Fig. 1 is the utility model main view；
Fig. 2 is the utility model right view；
Fig. 3 is enlarged drawing at A in Fig. 1；
Fig. 4 is enlarged drawing at B in Fig. 3；
Wherein:
1, pump cover ontology；10, the first sealing ring；11, the second sealing ring；12, gas-tight silo；13, inflator；14, sealing is logical
Road；15, limiter；16, motion bar；17, position-arresting disk；18, briquetting；2, the pump housing；20, the first seal groove；21, the second seal groove；
3, gland；30, platen；31, snap ring.
Specific embodiment
With reference to the accompanying drawing and specific embodiment is described further the utility model.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.
As shown in Figure 1, a kind of detectable pump cover of and leakproofness strong present embodiment discloses leakproofness, including pump cover ontology
1, the pump cover ontology 1 is equipped with sealing device and package seal checker, and the sealing device increases pump cover ontology 1 and the pump housing 2
Between leakproofness, the package seal checker can detect the leakproofness between pump cover ontology 1 and the pump housing 2, and pump cover ontology 1 is pressed
Piece is fixed on the pump housing 2.
The shape of pump cover ontology 1 is circle, and 1 center of pump cover ontology is equipped with axis hole, on the pump cover ontology 1
Sealing device includes the first sealing ring 10, and the shape of first sealing ring 10 is circular ring shape, and first sealing ring 10 is located at
For pump cover ontology 1 close to 2 side of the pump housing, the diameter of the first sealing ring 10 is less than the diameter of pump cover ontology 1, first sealing ring 10
With 1 concentric of pump cover ontology, the first sealing ring 10 is made of the identical circle pad of three-decker and size, the cross section of the circle pad
Cross section for circle, three layers of circle pad is tangent, and the line in the cross section center of circle of three layers of circle pad is perpendicular to pump cover
Ontology 1, above structure make two sides all wavinesses of the first sealing ring 10, be correspondingly provided on the pump housing 2 with it is described first close
Identical first seal groove 20 of 10 shape and structure of seal, after pump cover ontology 1 is mounted on the pump housing 2, the first sealing ring 10 is in the
In one seal groove 20, the first sealing ring 10 and the first seal groove 20 are in close contact, and the manufacture material of first sealing ring 10 is excellent
It is selected as the material of certain elasticity, can be rubber product.
Sealing device further includes the second sealing ring 11 on pump cover ontology 1, and second sealing ring 11 is located at pump cover
Ontology 1 is circular ring shape close to 2 side of the pump housing, the shape of the second sealing ring 11, and second sealing ring 11 is with pump cover ontology 1 with circle
The heart, the diameter of the second sealing ring 11 is equal with the diameter of the pump cover ontology 1, and the cross section of second sealing ring 11 is also wave
Shape wave, specifically, the cross section of the second sealing ring of the present embodiment 11 are zigzag, the shape of the cross section of second sealing ring 11
Shape is that several shapes and sizes are identical and isosceles triangle interconnected composition, is correspondingly provided on the pump housing 2 and the second sealing
Identical second seal groove 21 of 11 shape and structures is enclosed, the second sealing ring 11 is engaged with the second seal groove 21, reaches sealing effect.
Package seal checker is additionally provided on pump cover ontology 1, the package seal checker includes gas-tight silo 12, the gas-tight silo
12 be also circular ring shape, and the gas-tight silo 12 is between the first sealing ring 10 and the second sealing ring 11, specifically, the gas-tight silo
12 be the toroidal cavity on pump cover ontology 1, and the groove is set between the first sealing ring 10 and the second sealing ring 11, pump
When lid ontology 1 is installed on the pump housing 2, groove and the pump housing 2 collectively form a sealing space, and the sealing space is exactly gas-tight silo
12, if the first sealing ring 10 and the second sealing ring 11 have a good leakproofness, when fault-free, gas-tight silo 12 is fully sealed.
Package seal checker further includes booster and manograph, and specifically, booster used in the present embodiment is inflator 13,
The inflator 13 is set on pump cover ontology 1, is connected to, can be injected air by the inflator 13 close with the gas-tight silo 12
It seals in storehouse 12, increases the pressure in gas-tight silo 12；The manograph includes sealed passage 14, the sealed passage 14 with it is described
Gas-tight silo 12 is connected to, and 14 top of sealed passage is equipped with limiter 15, and the limiter 15 is circular ring structure, the limiter
15 perpendicular to the sealed passage 14 axial direction, the limiter 15 it is direct identical as the internal diameter of the sealed passage 14, limit
Position device 15 is fixed in sealed passage 14, indicator is additionally provided in sealed passage 14, the indicator includes motion bar 16, institute
The diameter for stating motion bar 16 is identical as the internal diameter of the limiter 15, and the motion bar 16 can be up and down in limiter 15,
16 lower part of motion bar is equipped with diameter position-arresting disk 17 identical with 14 internal diameter of sealed passage, and 16 top of motion bar is equipped with briquetting
18, the briquetting 18 is frustum cone structure, and 18 bottom diameter of a circle of briquetting is identical as the internal diameter of sealed passage 14, and entire indicator is
Sealing state, the air in gas-tight silo 12 cannot be flowed out from indicator.
When gas-tight silo 12 is not in pressurized state, under gravity, briquetting 18 is pressed on limiter 15, using inflating
Cylinder 13 squeezes into air in gas-tight silo 12, pressurizes for gas-tight silo 12, when the pressure increase in gas-tight silo 12, in the effect of pressure
Under, position-arresting disk 17 moves up, and position-arresting disk 17 pushes motion bar 16 to move up, and motion bar 16 pushes briquetting 18 to move up,
Position-arresting disk 17 is contacted with limiter 15, and limiter 15 limits the further movement of position-arresting disk 17, and briquetting 18 is in highest order at this time
It sets, if the leakproofness of the first sealing ring 10 and the second sealing ring 11 is good, the height of briquetting 18 is remained unchanged, conversely, if first
The decline of the leakproofness of sealing ring 10 or the second sealing ring 11, then the gas in gas-tight silo 12 can be revealed, the pressure in gas-tight silo 12
It can decline, then briquetting 18 can move down under gravity for pressure decline, know that the leakproofness of pump cover is poor or goes out at this time
Existing failure, can on-call maintenance or replacement pump cover.
Pump cover ontology 1 is equipped with gland 3 far from 2 side of the pump housing, and the gland 3 includes platen 30 and snap ring 31, the platen
30 diameter is greater than the diameter of pump cover ontology 1, and snap ring 31 is circular ring structure, and snap ring 31 is fixedly connected with platen 30, and snap ring
31 is coaxial with platen 30, and the diameter of snap ring 31 is identical as the diameter of pump cover ontology 1, when gland 3 is pressed on pump cover ontology 1, snap ring
31 are stuck on pump cover ontology 1, and the part that platen 30 stretches out pump cover ontology 1 is equipped with hole, by described hole, platen 30 and the pump housing
2 are bolted.
When pump cover is installed, it is in indicator topmost, so that briquetting 18 is moved downward under gravity, be otherwise
Reduce the pressure of gas-tight silo 12, the position of briquetting 18 may not change, it is difficult to know whether gas-tight silo 12 depressurizes.By pump cover
Ontology 1 is packed into the pump housing 2, and the first sealing ring 10 is in the first seal groove 20, and the second sealing ring 11 is nibbled with the second seal groove 21
It closes, be packed into gland 3 and be fixed on the pump housing 2, injected air into gas-tight silo 12 by inflator 13, in gas-tight silo 12
Pressure increase, the briquetting 18 on indicator jack up, if after a period of time, briquetting 18 does not decline, then illustrate 10 He of the first sealing ring
The leakproofness of second sealing ring 11 is good, conversely, then illustrating the first sealing ring 10 or the if briquetting 18 declines after a period of time
There are problems for the leakproofness of two sealing rings 11.The first sealing ring 10 and the second sealing ring 11 on pump cover ontology 1 both increase with
The contact area of the pump housing 2, and the contact area between sealing position increases, leakproofness further increases.
Claims (9)
1. a kind of leakproofness is strong and the detectable pump cover of leakproofness, including pump cover ontology (1), the pump cover ontology (1) are equipped with
Sealing device and package seal checker, it is characterised in that:
The sealing device includes the first sealing ring (10) and the second sealing ring (11) on pump cover ontology (1), and described the
The cross section of one sealing ring (10) and the second sealing ring (11) is waveform；
The package seal checker includes the gas-tight silo (12) on pump cover ontology (1) close to the pump housing (2) side, the sealing
Storehouse (12) is circular groove structure, is additionally provided with the booster and manograph being connected to gas-tight silo (12) on the pump cover ontology (1),
The manograph is equipped with mobilizable indicator, is gas-tight silo (12) pressurization by booster, and gas-tight silo (12) pressure increases
Make the indicator activity on manograph.
2. leakproofness according to claim 1 is strong and the detectable pump cover of leakproofness, it is characterised in that: first sealing
Circle (10) includes several layers interconnection and cross section is round or elliptical annulus.
3. leakproofness according to claim 2 is strong and the detectable pump cover of leakproofness, it is characterised in that: several annulus
Cross-section center line perpendicular or parallel to pump cover ontology (1).
4. leakproofness according to claim 1 is strong and the detectable pump cover of leakproofness, it is characterised in that: second sealing
The cross section for enclosing (11) is zigzag.
5. leakproofness according to claim 4 is strong and the detectable pump cover of leakproofness, it is characterised in that: second sealing
The cross section of circle (11) is made of several identical isosceles triangles.
6. leakproofness according to claim 1 is strong and the detectable pump cover of leakproofness, it is characterised in that: the manograph packet
It includes sealed passage (14), the sealed passage (14) is connected to gas-tight silo (12), and sealed passage (14) top is equipped with instruction
The limiter (15) of device and resulting indicator moving position.
7. leakproofness according to claim 6 is strong and the detectable pump cover of leakproofness, it is characterised in that: the limiter
It (15) is circular ring structure, diameter is identical as the internal diameter of sealed passage (14).
8. leakproofness according to claim 7 is strong and the detectable pump cover of leakproofness, it is characterised in that: the indicator packet
The motion bar (16) across limiter (15) is included, motion bar (16) top is equipped with briquetting (18), under the motion bar (16)
Portion is equipped with position-arresting disk (17).
9. leakproofness described in any one is strong according to claim 1 ~ 8 and the detectable pump cover of leakproofness, it is characterised in that: institute
Gas-tight silo (12) are stated to be set between the first sealing ring (10) and the second sealing ring (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822043865.2U CN209469573U (en) | 2018-12-06 | 2018-12-06 | A kind of leakproofness is strong and the detectable pump cover of leakproofness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822043865.2U CN209469573U (en) | 2018-12-06 | 2018-12-06 | A kind of leakproofness is strong and the detectable pump cover of leakproofness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209469573U true CN209469573U (en) | 2019-10-08 |
Family
ID=68088951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822043865.2U Expired - Fee Related CN209469573U (en) | 2018-12-06 | 2018-12-06 | A kind of leakproofness is strong and the detectable pump cover of leakproofness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209469573U (en) |
-
2018
- 2018-12-06 CN CN201822043865.2U patent/CN209469573U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191008 Termination date: 20201206 |