CN201027688Y - Packaging type welded metal-bellows mechanical seal used for slurry pump in aluminum industry - Google Patents
Packaging type welded metal-bellows mechanical seal used for slurry pump in aluminum industry Download PDFInfo
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- CN201027688Y CN201027688Y CNU200720031463XU CN200720031463U CN201027688Y CN 201027688 Y CN201027688 Y CN 201027688Y CN U200720031463X U CNU200720031463X U CN U200720031463XU CN 200720031463 U CN200720031463 U CN 200720031463U CN 201027688 Y CN201027688 Y CN 201027688Y
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- welded metal
- mechanical seal
- bellows mechanical
- compensation
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- Structures Of Non-Positive Displacement Pumps (AREA)
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Abstract
The utility model relates to a package type welded metal bellows mechanical seal for an aluminum industrial slurry pump which mainly comprises a shaft or shaft sleeve (1), a compensation structure, a non-compensation structure, a flange (10), a skeleton water seal (12), a gland (13), etc., wherein, the non-compensation structure is fixed on the shaft or shaft sleeve (1) as a rotation part; the compensation structure and the flange (10) are connected as a static part, and a seal ring 2 (15) is arranged on the flange (10), so that the compensation part is isolated from a medium to guarantee the compensation; a gap is reserved between the inner diameter of the flange (10) of the seal ring 2 (15) and the outer diameter of a static friction auxiliary seat (7), and the inner diameter position of the flange (10) is made into a bevel structure to guarantee the floatability of the compensation structure; the flange (10) is provided with a cooling inlet and a cooling outlet for cooling the compensation structure part. The structure has the advantages of excellent using performance, good compensation, good floatability, long service life, etc.
Description
Technical field
The utility model relates to a kind of welded metal-bellows mechanical seal, and particularly band protection integrated mechanical sealing extensively is used in oxidation Aluminum slag stock pump.
Background technique
At present, welded metal-bellows mechanical seal has been widely used in industries such as metallurgy, oil, chemical industry, becomes a kind of mature technology gradually, can satisfy the reduction of people for requirement on environmental protection and energy loss in practice.Chinese patent application number " 200520079513.2 ", name is called in " a kind of 38 ° of positive and negative elevation angle edge seam welding metal bellows mechanical seals " mentions a kind of mechanical seal that is widely used in industries such as metallurgy, oil, chemical industry, it is as the rotating ring parts the integral body of welded metal bellow and transmission ring, rotation ring seat and rotating ring composition, whole in use parts are along with the axle of fixing it rotation together, this structure provides compensatory for friction pair well, but has occurred certain problem when being used for the sealing of oxidation Aluminum slag stock pump.The medium aluminium paste of carrying in the slag stock pump is a granular slurry matter, the density height, easy crystallization deposition, welded metal bellow is to be formed by connecting by the positive of a wave-wave and anti-sheet, gapped between sheet and the sheet, sandwich between the wave plate behind the aluminium paste crystallization deposition, though the metal bellows high speed rotating still can not make its centrifugal throwing away, it is promptly compensatory that welded metal bellow is followed the string, thereby friction pair very quick-wearing shortage compensation cause leakage that mechanical seal is scrapped, influence its working life, so this structure is in certain narrow limitation that is sealed with of oxidation Aluminum slag stock pump.
Summary of the invention
The purpose of this utility model provides a kind of Aluminum slag stock pump unit loading type welded metal-bellows mechanical seal, this mechanical seal with the integral body of the compensated part welded metal bellow in the original structure and transmission ring, rotation ring seat and rotating ring composition as the stationary ring parts, and welded metal bellow partly protected, directly do not contact with the medium aluminium paste, 1., usability is superior in the inner chamber cooling that circulates, it has the following advantages the high temperature that produces for friction pair surfaces by the input cooling water:; 2. guaranteed the compensatory of bellows; 3., long service life.
For achieving the above object, Aluminum slag stock pump of the present utility model mainly is made up of axle or axle sleeve, collocation structure, non-collocation structure, flange, Water seal device for frame of washing machine and gland etc. with the unit loading type welded metal-bellows mechanical seal.Non-collocation structure is made up of dyanainic friction pair, dyanainic friction counter-base, screw and seal ring 1, and whole parts are fixed on axle or the axle sleeve by screw and rotate together as the rotating ring parts; Connecting ring, welded metal bellow, the static friction counter-base, the static friction pair constitutes collocation structure together, be connected as the stationary ring parts by connecting bolt with flange, wherein welded metal bellow is by a plurality of sizes, the ripple that shape is identical combines, each ripple is formed by a positive and anti-sheet, a positive internal diameter wherein and the internal diameter of an anti-sheet, the external diameter of the external diameter of one positive and an anti-sheet all adopts seam welding technology in edge, the elevation angle to be formed by connecting, so just formed an airtight welded metal bellow with certain-length, welded metal bellow one end welds mutually with connecting ring, the other end welds mutually with the static friction counter-base, the static friction pair is installed in the static friction counter-base, and the static friction pair is fitted with the secondary end face of the dyanainic friction in the non-collocation structure and constituted friction pair.
This Aluminum slag stock pump with the unit loading type welded metal-bellows mechanical seal the collocation structure part as stationary part; in order to protect welded metal bellow not compensatory by the aluminium paste congestion affects of crystalline deposit; one seal ring 2 is installed on flange; the external diameter of its internal diameter and static friction pair is fitted; welded metal bellow and medium aluminium paste are isolated, and the elasticity that has guaranteed welded metal bellow i.e. compensatory for friction pair.
The welded metal bellow parts except guarantee compensatory, also must guarantee floatability, dynamic and static friction pair surface energy is fitted tightly, after on the flange seal ring 2 being installed, influence to some extent for floatability, in order to address this problem, between the external diameter of flange internal diameter that seal ring 2 is installed and static friction counter-base, leave enough gaps, generally more than 1mm, except guaranteeing to install the intensity of seal ring 2, in the flange inner radius beveling structure that seal ring 2 is installed, so just guaranteed the floatability of collocation structure.
Above in described the utility model for guarantee welded metal bellow compensatory with the collocation structure part as stationary part and media isolated, the high temperature of friction pair surface generation just needs the feeding cooling water to solve for the influence of welded metal bellow like this, on flange, establish a water intake and a water outlet, by at seal ring 1, establish a sealing gasket between connecting ring and the flange, and a Water seal device for frame of washing machine is installed between flange and axle sleeve, thereby can being circulated, water takes away the high temperature that the friction pair surface produces in Seal cage, Water seal device for frame of washing machine is fixed on the flange by linking to each other by screw between gland and the flange, the effectively cooling in order to carry out fully, according to actual conditions can be on axle sleeve a certain section increase quantity of circulating water in the Seal cage by reducing external diameter.
Aluminum slag stock pump of the present utility model also prevents that by increasing auxiliary seal ring 3 at end face of flange medium from leaking from end face of flange with the unit loading type welded metal-bellows mechanical seal, prevent that medium is from the axle sleeve face leakage if there is axle sleeve also to increase auxiliary seal ring 4 at the axle sleeve end face, so both guaranteed the good usability of welded metal bellow, guaranteed the sealability of whole mechanical seal again for Aluminum slag stock pump.
In sum, Aluminum slag stock pump provided by the utility model with the unit loading type welded metal-bellows mechanical seal have 1., usability is superior; 2. compensatory good; 3., floatability is good; 4., advantage such as long service life.
Description of drawings
Below in conjunction with accompanying drawing the utility model is done detailed explanation:
Fig. 1 is an overall structure of the present utility model.
Fig. 2 is the structural drawing that seal ring 2 parts are installed in the utility model flange end.
Embodiment
As shown in Figure 1, the Aluminum slag stock pump that provides of the utility model mainly is made up of axle or axle sleeve (1), collocation structure, non-collocation structure, flange (10), Water seal device for frame of washing machine (12) and gland (13) etc. with the unit loading type welded metal-bellows mechanical seal.Non-collocation structure is made up of with seal ring 1 (4) dyanainic friction pair (5), dyanainic friction counter-base (3), screw (2), and whole parts are fixed on axle or the axle sleeve (1) by screw (2); Collocation structure is made of together connecting ring (9), welded metal bellow (8), static friction counter-base (7), static friction pair (6), be connected by connecting bolt (11) with flange (10), wherein welded metal bellow (8) is to be combined by a plurality of sizes, ripple that shape is identical, welded metal bellow (8) one ends weld mutually with connecting ring (9), the other end welds mutually with static friction counter-base (7), static friction pair (6) is installed in the static friction counter-base (7), and static friction pair (6) is fitted with dyanainic friction pair (5) end face in the non-collocation structure and constituted friction pair.
In order to guarantee fitting tightly of friction pair surface, will guarantee the compensatory of welded metal bellow (8), go up installation one seal ring 2 (15) at flange (10), the external diameter of its internal diameter and static friction pair (6) is fitted, welded metal bellow (8) and medium aluminium paste are isolated, prevent the crystallization deposition of aluminium paste and stopped up welded metal bellow (8), guaranteed welded metal bellow (8) compensatory for friction pair.
As shown in Figure 2, this figure is the part enlarged view of Fig. 1, in the utility model in order to guarantee the floatability of welded metal bellow (8) parts, make, the static friction secondary surface can fit tightly, after flange (10) is gone up installation seal ring 2 (15), influence to some extent for floatability, in order to address this problem, between the external diameter of flange (10) internal diameter that seal ring 2 (15) is installed and static friction counter-base (7), leave the gap more than the 1mm, except guaranteeing to install the intensity of seal ring 2 (15), in flange (10) the inner radius beveling structure that seal ring 2 (15) is installed, so just guaranteed the floatability of collocation structure.
From above structure as can be seen, in the utility model for guarantee welded metal bellow (8) compensatory with the collocation structure part as stationary part and media isolated, the high temperature of friction pair surface generation just needs the feeding cooling water to solve for the influence of welded metal bellow (8) like this, on flange (10), establish a water intake and a water outlet, by at seal ring 1 (4), establish a sealing gasket (16) between connecting ring (9) and the flange (10), and a Water seal device for frame of washing machine (12) is installed between flange (10) and axle sleeve (1), thereby can being circulated, water takes away the high temperature that the friction pair surface produces in Seal cage, link to each other by screw (14) between gland (13) and the flange (10) Water seal device for frame of washing machine (12) is fixed on the flange (10), the effectively cooling in order to carry out fully can increase quantity of circulating water in the Seal cage by reducing external diameter for last a certain section at axle sleeve (1) according to actual conditions.
The utility model also prevents that by increasing auxiliary seal ring 3 (17) at flange (10) end face medium from leaking from end face of flange, prevent that medium is from axle sleeve (1) face leakage if there is axle sleeve (1) also to increase auxiliary seal ring 4 (18) at axle sleeve (1) end face, so both guaranteed the good usability of welded metal bellow (8), guaranteed the sealability of whole mechanical seal again for Aluminum slag stock pump.
In sum, Aluminum slag stock pump integrated type welded metal-bellows mechanical seal tool of the present utility model Have serviceability superior, compensatory good, floatability is good, the benefits such as long service life.
Claims (5)
1. Aluminum slag stock pump unit loading type welded metal-bellows mechanical seal, mainly by axle or axle sleeve (1), collocation structure, non-collocation structure, flange (10), Water seal device for frame of washing machine (12) and gland compositions such as (13), wherein non-collocation structure is by dyanainic friction pair (5), dyanainic friction counter-base (3), screw (2) is formed with seal ring 1 (4), collocation structure is by connecting ring (9), welded metal bellow (8), static friction counter-base (7), static friction pair (6) constitutes together, it is characterized in that: non-collocation structure is fixed in axle or axle sleeve (1) is gone up as rotating part, and collocation structure links to each other as stationary part with flange (10).
2. Aluminum slag stock pump unit loading type welded metal-bellows mechanical seal according to claim 1 is characterized in that: go up at flange (10) seal ring 2 (15) is installed, make compensated part and media isolated.
3. Aluminum slag stock pump unit loading type welded metal-bellows mechanical seal according to claim 1 is characterized in that: leave the gap more than the 1mm between the external diameter of flange (10) internal diameter that seal ring 2 (15) is installed and static friction counter-base (7).
4. Aluminum slag stock pump unit loading type welded metal-bellows mechanical seal according to claim 1 is characterized in that: in flange (10) the inner radius beveling structure that seal ring 2 (15) is installed.
5. Aluminum slag stock pump unit loading type welded metal-bellows mechanical seal according to claim 1 is characterized in that: establish one and advance cooling nozzle and and go out cooling nozzle on flange (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720031463XU CN201027688Y (en) | 2007-04-02 | 2007-04-02 | Packaging type welded metal-bellows mechanical seal used for slurry pump in aluminum industry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720031463XU CN201027688Y (en) | 2007-04-02 | 2007-04-02 | Packaging type welded metal-bellows mechanical seal used for slurry pump in aluminum industry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201027688Y true CN201027688Y (en) | 2008-02-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200720031463XU Expired - Fee Related CN201027688Y (en) | 2007-04-02 | 2007-04-02 | Packaging type welded metal-bellows mechanical seal used for slurry pump in aluminum industry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201027688Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101871469A (en) * | 2010-07-12 | 2010-10-27 | 大连四方佳特流体设备有限公司 | Medicinal pump |
| CN102003402A (en) * | 2010-12-27 | 2011-04-06 | 丹东一正密封有限公司 | Integrated double mechanical sealing device |
| CN102313021A (en) * | 2011-09-22 | 2012-01-11 | 丹东克隆集团有限责任公司 | Mechanical sealing device for integrated water seal |
| CN102518814A (en) * | 2011-12-30 | 2012-06-27 | 大连华阳光大密封有限公司 | Static sylphon seal device for narrow space |
| CN102562648A (en) * | 2011-12-22 | 2012-07-11 | 安徽江南泵阀有限公司 | Anti-lock mechanical sealing structure for built-in type fluoroplastic pump |
| CN102619988A (en) * | 2012-03-07 | 2012-08-01 | 大连华阳光大密封有限公司 | Welded metal bellows seal with moving ring and stationary ring being interchangeable |
| CN102661393A (en) * | 2012-04-27 | 2012-09-12 | 大连华阳光大密封有限公司 | Mechanical seal |
| CN102734151A (en) * | 2012-07-06 | 2012-10-17 | 白银鸿浩化工机械制造有限公司 | Non-contact seal of pulp pump |
| CN104128748A (en) * | 2014-07-08 | 2014-11-05 | 霍山县龙鑫金属制品有限公司 | Pump body die casting welding method |
| US11396947B2 (en) | 2019-12-05 | 2022-07-26 | Eaton Intelligent Power Limited | Face seal with welded bellows |
-
2007
- 2007-04-02 CN CNU200720031463XU patent/CN201027688Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101871469A (en) * | 2010-07-12 | 2010-10-27 | 大连四方佳特流体设备有限公司 | Medicinal pump |
| CN102003402A (en) * | 2010-12-27 | 2011-04-06 | 丹东一正密封有限公司 | Integrated double mechanical sealing device |
| CN102313021A (en) * | 2011-09-22 | 2012-01-11 | 丹东克隆集团有限责任公司 | Mechanical sealing device for integrated water seal |
| CN102313021B (en) * | 2011-09-22 | 2014-04-02 | 丹东克隆集团有限责任公司 | Mechanical sealing device for integrated water seal |
| CN102562648A (en) * | 2011-12-22 | 2012-07-11 | 安徽江南泵阀有限公司 | Anti-lock mechanical sealing structure for built-in type fluoroplastic pump |
| CN102518814A (en) * | 2011-12-30 | 2012-06-27 | 大连华阳光大密封有限公司 | Static sylphon seal device for narrow space |
| CN102619988A (en) * | 2012-03-07 | 2012-08-01 | 大连华阳光大密封有限公司 | Welded metal bellows seal with moving ring and stationary ring being interchangeable |
| CN102661393A (en) * | 2012-04-27 | 2012-09-12 | 大连华阳光大密封有限公司 | Mechanical seal |
| CN102734151A (en) * | 2012-07-06 | 2012-10-17 | 白银鸿浩化工机械制造有限公司 | Non-contact seal of pulp pump |
| CN104128748A (en) * | 2014-07-08 | 2014-11-05 | 霍山县龙鑫金属制品有限公司 | Pump body die casting welding method |
| US11396947B2 (en) | 2019-12-05 | 2022-07-26 | Eaton Intelligent Power Limited | Face seal with welded bellows |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080227 Termination date: 20110402 |