CN205243929U - Desulfurization pump double mechanical seal device - Google Patents
Desulfurization pump double mechanical seal device Download PDFInfo
- Publication number
- CN205243929U CN205243929U CN201521078056.5U CN201521078056U CN205243929U CN 205243929 U CN205243929 U CN 205243929U CN 201521078056 U CN201521078056 U CN 201521078056U CN 205243929 U CN205243929 U CN 205243929U
- Authority
- CN
- China
- Prior art keywords
- ring
- axle sleeve
- spring base
- throw
- seal receptacle
- Prior art date
- 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
Links
- 238000006477 desulfuration reaction Methods 0.000 title abstract 2
- 230000023556 desulfurization Effects 0.000 title abstract 2
- 239000000498 cooling water Substances 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 20
- 230000001681 protective effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000001816 cooling Methods 0.000 abstract description 2
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Landscapes
- Mechanical Sealing (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a desulfurization pump double mechanical seal device, it is provided with left rotating seat and installs left rotating ring including the pivot, axle sleeve, spring holder and the seal receptacle that set gradually from inside to outside on the axle sleeve left part, be provided with right rotating seat and install right rotating ring on the axle sleeve right part, seal receptacle and spring holder connection back are whole just to form the inner chamber with axle sleeve bearing fit, installs to contact quiet ring sum in a complex left side and the right quiet ring of right rotating ring contact complex with left rotating ring respectively in the inner chamber, a left side quiet ring right -hand member cooperation has a left throw -out collar, and the quiet ring left end in the right side cooperates right throw -out collar, and left throw -out collar and right throw -out collar all cooperate to be had at compression state's spring and cooperate with the spring holder, axle sleeve, seal receptacle, left rotating seat, zuo jinghuan and spring holder form airtight cavity, are equipped with the cooling water in this airtight cavity, offer the cooling water passageway of the airtight cavity of intercommunication in the spring holder outside to the cooperation has corresponding end cap. The utility model discloses a cooperation of pivot, axle sleeve, spring holder and seal receptacle etc. Can be stored a large amount of cooling waters and improved cooling effect, simple structure, convenient to use moreover.
Description
Technical field
The utility model relates to a kind of mechanical seal, especially a kind of desulfur pump double end-face mechanical sealing device.
Background technology
At present, what be widely used in power industry is that single end face adds outside framework oil seal formula mechanically-sealing apparatus, and it makesNot ideal by effect, be mainly in outside framework oil seal position and easily cause the wearing and tearing of machine envelope axle sleeve, thereby drawPlay the leakage of cooling water, machine envelope easily lost efficacy, and the pressure bearing is lower than 1 kilogram, and on-site maintenance is used notJust.
Utility model content
In order to overcome above-mentioned existing technological deficiency, the purpose of this utility model is: provide a kind of raising coldBut efficiency and simple in structure, machine envelope wearing and tearing desulfur pump double end-face mechanical sealing device little, easy to use.
In order to achieve the above object, the utility model is achieved through the following technical solutions: desulfur pump Double End machineTool sealing device, comprises the rotating shaft, axle sleeve, spring base and the seal receptacle that set gradually from inside to outside, at axleOn cover left part, be provided with left rotating seat and left rotating ring is installed, on axle sleeve right part, be provided with right rotating seat peaceRight rotating ring is housed; Entirety and axle sleeve bearing fit and formation inner chamber after described seal receptacle is connected with spring base,In inner chamber, be provided with contact with left rotating ring respectively coordinate left stationary ring with contact with right rotating ring cooperation the right side quietRing; Left stationary ring right-hand member is combined with left throw-out collar, and right stationary ring left end coordinates right throw-out collar, and left throw-out collar and right throw-out collar are all joinedClose the spring in compressive state and coordinate with spring base; Described axle sleeve, seal receptacle, left rotating seat,Left stationary ring and spring base form airtight cavity, in this airtight cavity, cooling water are housed, in spring base outsideOffer the cooling-water duct that is communicated with airtight cavity, and be combined with corresponding plug.
Between described seal receptacle and spring base, be connected right rotating seat and axle sleeve by hexagon socket cap head screwBetween connect by interior hexagon concave-end locking screw.
Between axle sleeve and rotating shaft, between right rotating seat and axle sleeve, between right stationary ring and spring base, left rotating ringAnd be provided with O-ring seals between left rotating seat and between left stationary ring and seal receptacle.
The right part that is positioned at spring base on axle sleeve is provided with groove ring and is combined with the first hold-down ring and the second compressionRing, this first hold-down ring is connected by hexagon-headed bolt with the second hold-down ring.
Between described right stationary seat and spring base and between left rotating ring and left rotating seat, be all combined with bearing pin alsoBe combined with corresponding protective sleeve.
The beneficial effects of the utility model are: desulfur pump double end-face mechanical sealing device of the present utility model is logicalCross the cooperation of rotating shaft, axle sleeve, spring base and seal receptacle etc., can store a large amount of cooling waters and improve coolingEffect, and there is feature simple in structure, easy to use. Between described seal receptacle and spring baseConnect by hexagon socket cap head screw, between right rotating seat and axle sleeve, connect by interior hexagon concave-end locking screwConnect, facilitate installing/dismounting, safeguard. Due between axle sleeve and rotating shaft, between right rotating seat and axle sleeve,Between right stationary ring and spring base, all arrange between left rotating ring and left rotating seat and between left stationary ring and seal receptacleThere is O-ring seals, improved sealing property, extended service life. Owing to being positioned at spring base on axle sleeveRight part be provided with groove ring and be combined with the first hold-down ring and the second hold-down ring, this first hold-down ring and secondHold-down ring connects by hexagon-headed bolt, has strengthened mechanical stability, has improved sealing property. Due to describedRight stationary seat and spring base between and between left rotating ring and left rotating seat, be all combined with bearing pin and be combined with phaseThe protective sleeve of answering, has strengthened mechanical performance, has improved sealing property and stability.
Brief description of the drawings
Fig. 1 is the structural representation of desulfur pump double end-face mechanical sealing device of the present utility model;
In figure, 1-rotating shaft, 2-axle sleeve, 3-O-ring seals, 4-left rotating ring, 5-left stationary ring, 8-closeEnvelope seat, 10-hexagon socket cap head screw, 11-interior hexagon concave-end locking screw, 12-spring base, 14-Locating piece, 15-bearing pin, 16-hexagon-headed bolt, the 17-the first hold-down ring, 18-groove ring, 19-theTwo hold-down rings, 21-right stationary ring, 22-right rotating ring, 23-spring, 26-left throw-out collar, 29-protective sleeve.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further described, but protection domain of the present utility model is notBe limited to the following stated.
As shown in Figure 1, desulfur pump double end-face mechanical sealing device of the present utility model, comprises from inside to outside and complying withRotating shaft 1, axle sleeve 2, spring base 12 and the seal receptacle 8 of inferior setting are provided with left moving on axle sleeve 2 left partsRing seat is also provided with left rotating ring 4, is provided with right rotating seat and right rotating ring 22 is installed on axle sleeve 2 right parts;Entirety and axle sleeve 2 bearing fits and formation inner chamber after described seal receptacle 8 is connected with spring base 12, at inner chamberIn be provided with contact with left rotating ring 4 respectively coordinate left stationary ring 5 and contact with right rotating ring 22 cooperation right stationary ring21; Left stationary ring 5 right-hand members are combined with left throw-out collar 26, and right stationary ring 21 left ends coordinate right throw-out collar, left throw-out collar 26 HesRight throw-out collar is all combined with the spring 23 in compressive state and coordinates with spring base 12; Described axle sleeve 2, closeEnvelope seat 8, left rotating seat, left stationary ring 5 and spring base 12 form airtight cavity, in-built at this airtight cavityThere is cooling water, offer the cooling-water duct that is communicated with airtight cavity in spring base 12 outsides, and be combined with correspondingPlug. Desulfur pump double end-face mechanical sealing device of the present utility model, by rotating shaft 1, axle sleeve 2, springThe cooperation of seat 12 and seal receptacle 8 etc., can store a large amount of cooling waters and improve cooling effect, and haveFeature simple in structure, easy to use.
As preferably, between described seal receptacle 8 and spring base 12, pass through hexagon socket cap head screw 10Connect, between right rotating seat and axle sleeve 2, be connected by interior hexagon concave-end locking screw 11, facilitate installing/dismounting,Safeguard.
As preferably, between axle sleeve 2 and rotating shaft 1, between right rotating seat and axle sleeve 2, right stationary ring 21And between spring base 12, between left rotating ring 4 and left rotating seat and all establish between left stationary ring 5 and seal receptacle 8Be equipped with O-ring seals 3, improved sealing property, extended service life.
As preferably, the right part that is positioned at spring base 12 on axle sleeve 2 is provided with groove ring 18 and is combined withThe first hold-down ring 17 and the second hold-down ring 19, this first hold-down ring 17 and the second hold-down ring 19 pass through turret headBolt 16 connects, and has strengthened mechanical stability, has improved sealing property.
As preferably, between described right stationary seat and spring base 12 and left rotating ring 4 and left rotating seat itBetween be all combined with bearing pin 15 and be combined with corresponding protective sleeve 29, strengthened mechanical performance, improved sealingEnergy and stability.
It should be noted that, on described axle sleeve 2, be provided with the locating piece 14 of being close to spring base 12 right sides,Facilitate the installation of whole desulfur pump double end-face mechanical sealing device, improved efficiency and the precision of installing.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model,All any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., all shouldWithin being included in protection domain of the present utility model.
Claims (5)
1. desulfur pump double end-face mechanical sealing device, is characterized in that: comprise turning of setting gradually from inside to outsideAxle (1), axle sleeve (2), spring base (12) and seal receptacle (8) are provided with on axle sleeve (2) left partLeft rotating seat is also provided with left rotating ring (4), on axle sleeve (2) right part, is provided with right rotating seat and the right side is installedRotating ring (22); After described seal receptacle (8) is connected with spring base (12), entirety is joined with axle sleeve (2) bearingClose and form inner chamber, in inner chamber, be provided with contact with left rotating ring (4) respectively coordinate left stationary ring (5) andContact the right stationary ring (21) coordinating with right rotating ring (22); Left stationary ring (5) right-hand member is combined with left throw-out collar (26),Right stationary ring (21) left end coordinates right throw-out collar, and left throw-out collar (26) and right throw-out collar are all combined with in compressive stateSpring (23) and coordinate with spring base (12); Described axle sleeve (2), seal receptacle (8), left rotating ringSeat, left stationary ring (5) and spring base (12) form airtight cavity, in this airtight cavity, cooling water are housed,Offer the cooling-water duct that is communicated with airtight cavity in spring base (12) outside, and be combined with corresponding plug.
2. desulfur pump double end-face mechanical sealing device according to claim 1, is characterized in that: described inSeal receptacle (8) and spring base (12) between be connected by hexagon socket cap head screw (10), right rotating ringBetween seat and axle sleeve (2), be connected by interior hexagon concave-end locking screw (11).
3. desulfur pump double end-face mechanical sealing device according to claim 1 and 2, is characterized in that:Between axle sleeve (2) and rotating shaft (1), between right rotating seat and axle sleeve (2), right stationary ring (21) and bulletBetween spring abutment (12), between left rotating ring (4) and left rotating seat and left stationary ring (5) and seal receptacle (8)Between be provided with O-ring seals (3).
4. desulfur pump double end-face mechanical sealing device according to claim 3, is characterized in that: at axleThe right part that is positioned at spring base (12) on cover (2) is provided with groove ring (18) and is combined with the first hold-down ring (17)With the second hold-down ring (19), this first hold-down ring (17) and the second hold-down ring (19) pass through hexagon-headed bolt(16) connect.
5. desulfur pump double end-face mechanical sealing device according to claim 4, is characterized in that: described inRight stationary seat and spring base (12) between and between left rotating ring (4) and left rotating seat, be all combined with bearing pinAnd be combined with corresponding protective sleeve (29) (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521078056.5U CN205243929U (en) | 2015-12-22 | 2015-12-22 | Desulfurization pump double mechanical seal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521078056.5U CN205243929U (en) | 2015-12-22 | 2015-12-22 | Desulfurization pump double mechanical seal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205243929U true CN205243929U (en) | 2016-05-18 |
Family
ID=55943015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521078056.5U Expired - Fee Related CN205243929U (en) | 2015-12-22 | 2015-12-22 | Desulfurization pump double mechanical seal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205243929U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108204463A (en) * | 2016-12-20 | 2018-06-26 | 重庆乐迪机车车辆配件有限公司 | For the axle sealing structure of automobile |
| CN108843614A (en) * | 2018-07-23 | 2018-11-20 | 余姚市华泰邦威泵业有限公司 | A kind of Double End shaft sealer |
-
2015
- 2015-12-22 CN CN201521078056.5U patent/CN205243929U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108204463A (en) * | 2016-12-20 | 2018-06-26 | 重庆乐迪机车车辆配件有限公司 | For the axle sealing structure of automobile |
| CN108204463B (en) * | 2016-12-20 | 2024-03-01 | 河南省优普密封科技有限公司 | Shaft sealing structure for automobile |
| CN108843614A (en) * | 2018-07-23 | 2018-11-20 | 余姚市华泰邦威泵业有限公司 | A kind of Double End shaft sealer |
| CN108843614B (en) * | 2018-07-23 | 2024-06-07 | 浙江华泰邦威泵业有限公司 | Double-end-face shaft sealing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160906 Address after: 610000 Sichuan Province, Chengdu Tianfu Avenue North 1700 No. 2 Building 1 unit 15 Building No. 1501 Patentee after: Chengdu Environmental Protection Technology Co.,Ltd. Dan Ross Address before: 643000 Zigong province Sichuan City Yantan Industrial Park Huixin Road No. 1 Patentee before: SICHUAN DAN ROSS ENVIRONMENTAL TECHNOLOGY Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160518 |