CN205136647U - Detection apparatus for sealing ring and use this sealing ring for valve - Google Patents
Detection apparatus for sealing ring and use this sealing ring for valve Download PDFInfo
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- CN205136647U CN205136647U CN201520750484.1U CN201520750484U CN205136647U CN 205136647 U CN205136647 U CN 205136647U CN 201520750484 U CN201520750484 U CN 201520750484U CN 205136647 U CN205136647 U CN 205136647U
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- seal ring
- valve
- air flue
- gas
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Abstract
The utility model provides a detection apparatus for sealing ring and use this sealing ring for valve, belongs to the technical field of valve. A sealing ring for the valve, the inside of sealing ring is provided with the air flue that is used for detecting the sealing ring damaged condition, the air flue can communicate with the air supply. Be provided with the air flue that is used for detecting self damaged condition on this sealing ring, conveniently be used for the maintenance to the valve, guarantee the normal work of valve.
Description
Technical field
The utility model relates to the technical field of valve, particularly the detection device of a kind of valve seal ring and use sealing ring.
Background technique
In common valve, due to the frequent opening and closing of valve, in the backplate of flashboard and valve, wall friction very easily produces wearing and tearing, once the backplate wearing and tearing of flashboard and/or valve, will affect the sealability of valve.
Especially the valve used in current powder pneumatic conveying industries, Geldart-D particle requires that valve seal is good, durable in use.Valve wants good airproof performance just must reduce gap between flashboard and the inwall of housing, the gap reduced between flashboard and the inwall of housing will make the abrasiveness between flashboard and the inwall of housing greatly increase, the effect of adding conveying powder makes the wearing and tearing between flashboard and the inwall of housing more serious, therefore, the life-span of valve in powder pneumatic transporting system is not long.
As at patent " a kind of novel valve ", its application number is: 201420533743.0, in order to increase the life-span of whole valve, backplate has been installed a conveniently replaced seal ring, after the sealing surface wear of flashboard and seal ring, do not need to change whole valve backplate.At patent " a kind of novel double-gate plate valve ", its application number is: 201420533582.5, in order to increase the life-span of whole valve, the housing of valve has been installed seal ring I and seal ring II, when flashboard I and seal ring I, wear and tear between flashboard II and seal ring II after, do not need the housing changing whole valve.
But because of behind wearing and tearing generation gap between flashboard and seal ring, pressurized gas are very easily by seal ring blow loss, and the damaged condition of seal ring progressively strengthens, and the damaged condition of seal ring is inconvenient to detect.The deficiency that Here it is existing for prior art.
Model utility content
Technical problem to be solved in the utility model, is exactly for the deficiency existing for prior art, and provides a kind of valve seal ring, and it can be used for the damaged condition detecting seal ring after being communicated with source of the gas.
This programme is achieved by the following technical measures: a kind of valve seal ring, and the inside of described seal ring is provided with the air flue for detecting seal ring damaged condition, and described air flue can be communicated with source of the gas.
The technical characteristics of this programme also comprises: above-mentioned air flue is annular air channel.Adopt the technical program, employing air flue is annular air channel, as long as detect that annular air channel leaks gas, just detect that seal ring has damaged to air flue place, therefore no matter seal ring damages wherein, all can be detected.
The technical characteristics of this programme also comprises: above-mentioned air flue is one group of gas storage hole of annular spread.Adopt the technical program, the one group of gas storage hole annular spread arranged, when a gas storage hole gas leakage, just can detect that seal ring has damaged to air flue place, described air flue is one group of gas storage hole of annular spread, on the one hand, be convenient to processing, on the other hand, be annular air channel relative to air flue, the intensity of seal ring is higher.
The technical characteristics of this programme also comprises: above-mentioned air flue comprises the air reservoir I be arranged on seal ring, and for sealing the Sealing of air reservoir I.Adopt the technical program, directly can cut out air reservoir I on seal ring, facilitate manufacturing.
Preferably, described Sealing comprises seal ring I and for the jump ring of fixed seal ring I or fixing back-up ring.Employing the technical program, is provided with jump ring or fixing back-up ring is for positioning seal ring I.
Preferably, described jump ring or fixing back-up ring are arranged in the draw-in groove on seal ring.
The technical characteristics of this programme also comprises: above-mentioned seal ring is also provided with the air reservoir II for connecting source of the gas and air flue, described air reservoir II is arranged on the surface of seal ring or the inside of seal ring; Preferably, when described air reservoir II is arranged on seal ring surperficial, described seal ring is provided with the seal groove for installing seal ring II in the both sides of air reservoir II.Adopt the technical program, being provided with air reservoir II facilitates source of the gas to be communicated with air flue, when air reservoir II is arranged on the upper surface of seal ring, during use, the flange plate be connected with seal ring coordinates with seal ring, under the cooperation of seal ring II, air reservoir II is sealed, and it is communicated with source of the gas only, when air flue is communicated with source of the gas, suction port can be arranged on seal ring, also can be arranged on flange plate, can select according to different valve mechanism; When air reservoir II is arranged on the inside of seal ring, described air reservoir II is only communicated with air flue with source of the gas.
The technical characteristics of this programme also comprises: above-mentioned seal ring is integrated casting.Adopt the technical program, conveniently on seal ring, directly process the structures such as air flue.
The technical characteristics of this programme also comprises: the backplate of above-mentioned seal ring and valve or the housing of valve are structure as a whole.This situation refers to when the backplate of valve and the housing of seal ring or valve and seal ring are structure as a whole, and the backplate of valve and the specified position of seal ring, the housing of valve and the integrative-structure of seal ring are provided with air flue.
The technical characteristics of this programme also comprises: the distance between the bottom of above-mentioned air flue and the bottom of seal ring is 2mm ~ 10mm.Adopt the technical program, if the distance between the bottom of air flue and the bottom of seal ring is excessive, the bottom broken parts of seal ring is less, when the air flue in seal ring not being damaged, then can not detect out seal ring damaged condition, detect insensitive, if the distance between the bottom of air flue and the bottom of seal ring is too small, detect sensitive, but the intensity of seal ring itself can be affected largely, suitable distance is selected in the bottom of air flue and the bottom of seal ring, is the comprehensive consideration of one to detection sensitivity and seal ring working life.
Preferably, the distance between the bottom of described air flue and the bottom of seal ring is 3mm ~ 7mm.Adopt the technical program, the distance between the bottom of air flue and the bottom of seal ring selects 3mm ~ 7mm, is on the basis ensureing seal ring intensity, improves the sensitivity detected.
Use a detection device for above-mentioned seal ring, comprise above-mentioned seal ring, the air flue on described seal ring is communicated with source of the gas, is provided with gas valve and the pressure detecting instrument for detecting air flue internal pressure between air flue and source of the gas.Adopt the technical program, when detecting, air flue being communicated with source of the gas, opening gas valve and ventilate in air flue, if the increasing pressure that pressure detecting instrument detects is large, then illustrate that seal ring does not have damaged to air flue place, otherwise seal ring is damaged to air flue place.
The beneficial effects of the utility model can be learnt from above-mentioned technological scheme: a kind of valve seal ring, and the inside of described seal ring is provided with the air flue for detecting seal ring damaged condition, and described air flue is used for being communicated with source of the gas.This seal ring is provided with the air flue for detecting self damaged condition, the convenient maintenance be used for valve, ensures the normal work of valve.
As can be seen here, the utility model compared with prior art, has substantive distinguishing features and progress, and its beneficial effect implemented also is apparent.
Accompanying drawing explanation
Fig. 1 is the structural representation of seal ring in embodiment 1;
Fig. 2 is the structural representation of seal ring in embodiment 2;
Fig. 3 is the A-A sectional structure schematic diagram in Fig. 2;
Fig. 4 is the structural representation of the detection device using seal ring in embodiment 1.
In figure: 1-connects pore, 2-air reservoir I, 3-seal ring I, 4-jump ring, 5-air reservoir II, 6-seal groove, 7-seal ring II, 8-draw-in groove, 9-flange plate, the backplate of 10-valve, 11-flashboard, 12-source of the gas, 13-gas valve, 14-pressure detecting instrument, 15-gas storage hole.
Embodiment
For the technical characterstic of this programme can be clearly demonstrated, below by embodiment, and in conjunction with its accompanying drawing, this programme is set forth.
Embodiment 1
As shown in Figure 1, a kind of valve seal ring, the inside of described seal ring is provided with the air flue for detecting seal ring damaged condition, and described air flue can be communicated with source of the gas 12.
Described air flue is annular air channel, is preferably ring air flue.Employing air flue is annular air channel, as long as detect that annular air channel leaks gas, just detects that seal ring has damaged to air flue place, and therefore no matter seal ring damages in any position at air flue place, all can be detected.
Described air flue comprises the air reservoir I 2 be arranged on seal ring, and for sealing the Sealing of air reservoir I 2.
Preferably, described air reservoir I 2 is ring, directly can cut out air reservoir I 2 on seal ring, facilitate manufacturing.
Described Sealing comprises seal ring I 3 and for the jump ring 4 of fixed seal ring I 3 or fixing back-up ring, be provided with jump ring 4 or fixing back-up ring is for positioning seal ring I, described jump ring 4 or fixing back-up ring are arranged in the draw-in groove 8 on seal ring, are jump ring 4 in the present embodiment.
Described seal ring is also provided with the air reservoir II 5 for connecting source of the gas 12 and air flue, described air reservoir II 5 is arranged on the surface of seal ring or the inside of seal ring; When described air reservoir II 5 is arranged on seal ring surperficial, described seal ring is provided with the seal groove 6 for installing seal ring II 7 in the both sides of air reservoir II 5.Being provided with air reservoir II 5 facilitates source of the gas 12 to be communicated with air flue, when air reservoir II 5 is arranged on the upper surface of seal ring, during use, the flange plate 9 be connected with seal ring coordinates with seal ring, under the cooperation of seal ring II 7, air reservoir II 5 is sealed, it is communicated with source of the gas 12 only, and when air flue is communicated with source of the gas 12, suction port can be arranged on seal ring, also can be arranged on flange plate 9, can select according to different valve mechanism.In addition, when air reservoir II 5 is arranged on the inside of seal ring, described air reservoir II 5 is communicated with air flue with source of the gas 12, and in the present embodiment, described air reservoir II 5 is arranged on the upper surface of seal ring.
Described seal ring is integrated casting.Conveniently on seal ring, directly process the structures such as air flue.
Distance between the bottom of described air flue and the bottom of seal ring is 2mm ~ 10mm.Adopt the technical program, if the distance between the bottom of air flue and the bottom of seal ring is excessive, the bottom broken parts of seal ring is less, when the air flue in seal ring not being damaged, then can not detect out seal ring damaged condition, detect insensitive, if the distance between the bottom of air flue and the bottom of seal ring is too small, detect sensitive, but the intensity of seal ring itself can be affected largely, suitable distance is selected in the bottom of air flue and the bottom of seal ring, is the comprehensive consideration of one to detection sensitivity and seal ring working life.
Preferably, the distance between the bottom of described air flue and the bottom of seal ring is 3mm ~ 7mm.Adopt the technical program, the distance between the bottom of air flue and the bottom of seal ring selects 3mm ~ 7mm, is on the basis ensureing seal ring intensity, improves the sensitivity detected.
As shown in Figure 3, a kind of detection device using above-mentioned seal ring, comprises above-mentioned seal ring, and the air flue on described seal ring is communicated with source of the gas 12, is provided with gas valve 13 and the pressure detecting instrument 14 for detecting air flue internal pressure between air flue and source of the gas 12.When detecting, air flue being communicated with source of the gas 12, opening gas valve 13 and ventilate in air flue, if the increasing pressure that pressure detecting instrument 14 detects is large, then illustrate that seal ring does not have damaged, otherwise seal ring is damaged.Air flue is communicated with source of the gas 12, and suction port is arranged on flange plate 9, and described pressure detecting instrument 14 is preferably pressure gauge.In addition, suction port also can be arranged on seal ring.
Embodiment 2
As shown in Figure 2: be with the difference of embodiment 1: described air flue is one group of gas storage hole 15 of annular spread, and in the present embodiment, the import in described gas storage hole 15 is arranged in air reservoir II 5.One group of gas storage hole 15 annular spread arranged, when a gas storage hole 15 leaks gas, just can detect that seal ring has damaged to air flue place, described air flue is one group of gas storage hole 15 of annular spread, on the one hand, is convenient to processing, on the other hand, be annular air channel relative to air flue, the intensity of seal ring is higher.The size of the distance between adjacent gas storage hole 15 can affect the sensitivity of detection and the intensity of seal ring, and preferably, the distance between adjacent gas storage hole 15 is 5mm ~ 10mm, and this distance refers to the minimum distance between adjacent gas storage hole 15.
Can pass through without the technical characteristics described in the utility model or adopt existing techniques in realizing; do not repeat them here; certainly; above-mentioned explanation is not to restriction of the present utility model; the utility model is also not limited in above-mentioned mode of execution; the change that those of ordinary skill in the art makes in essential scope of the present utility model, remodeling, interpolation or replacement, also should belong to protection domain of the present utility model.
Claims (13)
1. a valve seal ring, is characterized in that: the inside of described seal ring is provided with the air flue for detecting seal ring damaged condition, and described air flue can be communicated with source of the gas.
2. valve seal ring according to claim 1, is characterized in that: described air flue is annular air channel.
3. valve seal ring according to claim 1, is characterized in that: described air flue is one group of gas storage hole of annular spread on seal ring.
4. valve seal ring according to claim 1 and 2, is characterized in that: described air flue comprises the air reservoir I be arranged on seal ring, and for sealing the Sealing of air reservoir I.
5. valve seal ring according to claim 4, is characterized in that: described Sealing comprises seal ring I and for the jump ring of fixed seal ring I or fixing back-up ring.
6. valve seal ring according to claim 5, is characterized in that: described jump ring or fixing back-up ring are arranged in the draw-in groove on seal ring.
7. the valve seal ring according to claim 1 or 2 or 3, is characterized in that: described seal ring is also provided with the air reservoir II for connecting source of the gas and air flue, described air reservoir II is arranged on the surface of seal ring or the inside of seal ring.
8. valve seal ring according to claim 7, is characterized in that: when described air reservoir II is arranged on seal ring surperficial, described seal ring is provided with the seal groove for installing seal ring II in the both sides of air reservoir II.
9. the valve seal ring according to claim 1 or 2 or 3, is characterized in that: described seal ring is integrated casting.
10. the valve seal ring according to claim 1 or 2 or 3, is characterized in that: the backplate of described seal ring and valve or the housing of valve are structure as a whole.
11. valve seal rings according to claim 1 or 2 or 3, is characterized in that: the distance between the bottom of described air flue and the bottom of seal ring is 2mm ~ 10mm.
12. valve seal rings according to claim 11, is characterized in that: the distance between the bottom of described air flue and the bottom of seal ring is 3mm ~ 7mm.
13. 1 kinds of detection devices using the seal ring described in any one of claim 1-12, it is characterized in that: comprise seal ring, air flue on described seal ring is communicated with source of the gas, is provided with gas valve and the pressure detecting instrument for detecting air flue internal pressure between air flue and source of the gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520750484.1U CN205136647U (en) | 2015-09-25 | 2015-09-25 | Detection apparatus for sealing ring and use this sealing ring for valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520750484.1U CN205136647U (en) | 2015-09-25 | 2015-09-25 | Detection apparatus for sealing ring and use this sealing ring for valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205136647U true CN205136647U (en) | 2016-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520750484.1U Active CN205136647U (en) | 2015-09-25 | 2015-09-25 | Detection apparatus for sealing ring and use this sealing ring for valve |
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| Country | Link |
|---|---|
| CN (1) | CN205136647U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179725A (en) * | 2015-09-25 | 2015-12-23 | 马莉 | Sealing ring for valve and detecting device and detecting method using sealing ring |
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2015
- 2015-09-25 CN CN201520750484.1U patent/CN205136647U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179725A (en) * | 2015-09-25 | 2015-12-23 | 马莉 | Sealing ring for valve and detecting device and detecting method using sealing ring |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220614 Address after: 256209 East head of Tengda 1st Road, dongyangdi village, Huangshan sub district office, Zouping City, Binzhou City, Shandong Province Patentee after: Shandong Chuangxing auxiliary power equipment Co.,Ltd. Address before: 256200 Jianbu village, Huangshan sub district office, Zouping County, Binzhou City, Shandong Province Patentee before: Ma Li |