CN201763667U - Sliding bearing body structure of heavy-caliber double suction pump for chemical circulation - Google Patents
Sliding bearing body structure of heavy-caliber double suction pump for chemical circulation Download PDFInfo
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- CN201763667U CN201763667U CN 201020279571 CN201020279571U CN201763667U CN 201763667 U CN201763667 U CN 201763667U CN 201020279571 CN201020279571 CN 201020279571 CN 201020279571 U CN201020279571 U CN 201020279571U CN 201763667 U CN201763667 U CN 201763667U
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- drive end
- end bearing
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Abstract
The utility model relates to a sliding bearing body structure of a heavy-caliber double suction pump for chemical circulation, which comprises a tail end bearing part and a driving end bearing part, wherein the tail end bearing part comprises a tail end bearing base, a tail end bisection-type oil seal cover plate, a tail end bisection-type oil seal, a tail end bearing end cover, a tail end automatic vent, a tail end bearing cover, a tail end sliding bearing, a tail end double-oil slinger ring, a rolling bearing and a bearing tail cover, and the driving end bearing part comprise a driving end bearing base, a driving end bisection-type oil seal cover plate, a driving end bisection-type oil seal, a driving end bearing end cover, a driving end automatic vent, a driving end bearing cover, a driving end sliding bearing and a driving end double-oil slinger ring. The sliding bearing structure has the advantages of avoiding the mixing of oil and gas, achieving good oil leakage prevention and dust prevention effects, enabling maintenance, hauling and changing to be convenient and ensuring that a bearing works more stably, achieves high vibration reduction capability, good noise reduction effect, long service life and large borne load and eradicates a shaft shifting phenomenon.
Description
Technical field
The utility model relates to the heavy caliber double suction pump, particularly a kind of heavy caliber chemical industry circulation sliding bearing body structure of double suction pump.
Background technique
By Fig. 1, Fig. 2 as seen: the prior art bearing support partly is made up of tail end bearing support part and drive end bearing.Its tail end bearing part comprises: oil baffle 201, felt collar oil sealing 202, bearing (ball) cover 203, rolling bearing 204, rubber plug 205, disc 206, bearing tail-hood 207 and bearing cavity 208; Disc 206, rolling bearing 204 are placed in the bearing cavity 208; Disc 206 is arranged in rolling bearing 204 next doors; Bearing tail-hood 207 is in bearing cavity 208 left sides sealing, fixing; Bearing tail-hood 207 is connected and fixed by bolt and bearing cavity 208; Bearing (ball) cover 203 is in bearing cavity 208 right sides sealing, fixing; Bearing (ball) cover 203 is connected and fixed by bolt and bearing cavity 208; Felt collar oil sealing 202 places bearing (ball) cover 203 inboards; Oil baffle 201 places bearing (ball) cover 203 outsides, and cooperates with seam; Its drive end bearing has partly comprised oil baffle 101, felt collar oil sealing 102, bearing (ball) cover 103, rolling bearing 104, rubber plug 105, disc 106, right cover plate 107, bearing cavity 108, oil sealing cover plate 109 and integrated type oil sealing 110.Disc 106, rolling bearing 104 are placed in the bearing cavity 108; Disc 106 is arranged in rolling bearing 104 next doors; Bearing (ball) cover 103 is in bearing cavity 108 left sides sealing, fixing; Bearing (ball) cover 103 is connected and fixed by bolt and bearing cavity 108; Felt collar oil sealing 102 places bearing (ball) cover 103 inboards; Oil baffle 101 places bearing (ball) cover 103 outsides, and cooperates with seam; Right cover plate 107 is in bearing cavity 108 right sides sealing, fixing; Right cover plate 107 is connected and fixed by bolt and bearing cavity 108; Integrated type oil sealing 110 places right cover plate 107 inboards; Oil sealing cover plate 109 is fastened on right cover plate 107 external right side end faces, shutoff integrated type oil sealing 110 by bolt.
But the problem that above-mentioned structure exists is: radial dimension is big, vibration is big, noise is high, the life-span is short; Join single disc during thin oil lubricant, disc infinite place bar, disc is done eccentric rotation around main shaft, and disc whipping amplitude is big during work, thin oil in the bearing cavity stirred everywhere splashes, thin oil under disc significantly stirs not the heat of discharging running in time have the heating phenomenon to exist; And the replacing of integrated type oil sealing after being worn be inconvenience very, even lose the greater for less (dismantling coupling because of changing the integrated type oil sealing); Be communicated with by crack submergence between itself rolling element about the bearing below of existing structure, easily cause the thin oil circulation not smooth; The bearing body part of existing structure is difficult to the thin oil seal that splashes is everywhere lived, cause leakage more serious, cause the thin oil deficiency in the bearing cavity, filling thin oil in the past bearing cavity that must be frequent, the security and stability of entire pump group is reduced greatly, and caused certain environmental pollution; The bearing body part of existing structure, bearing and disc mounting or dismounting difficulty, when the disc of bearing support is difficult to guarantee the disc motion all the time with cavity in thin oil contact, circulation brings hidden danger with the reliability of double suction pump to chemical industry.
So be necessary the sliding bearing body structure of heavy caliber chemical industry circulation with double suction pump improved.
Summary of the invention
The utility model technical issues that need to address have provided the sliding bearing body structure of a kind of heavy caliber chemical industry circulation with double suction pump, are intended to solve the above problems.
In order to solve the problems of the technologies described above, the utility model is achieved through the following technical solutions:
The utility model comprises: tail end bearing part and drive end bearing part; Described tail end bearing part comprises: tail end bearing support, tail end divide half formula oil sealing cover plate, tail end to divide half formula oil sealing, tail end bearing (ball) cover, tail end valve air relief, tail end bearing cap, tail end sliding bearing, the two discs of tail end, rolling bearing and bearing tail-hood; The lower end of the upper end of tail end bearing support and tail end bearing cap is bolted to connection forms the tail end bearing bore; Left end in the tail end bearing bore is settled rolling bearing, and the right-hand member in the tail end bearing bore is settled the tail end sliding bearing; The bearing tail-hood is in tail end bearing bore left side sealing and fixing, and bearing tail-hood top is fixed by bolt and tail end bearing cap, and bearing tail-hood bottom is fixed by bolt and tail end bearing support; The tail end bearing (ball) cover is in tail end bearing bore right side sealing and fixing; Tail end bearing (ball) cover top is fixed by bolt and tail end bearing cap, and tail end bearing (ball) cover bottom is fixed by bolt and tail end bearing support; Maze trough also is set in the tail end bearing (ball) cover; Maze trough right side inner chamber is laid tail end and is divided half formula oil sealing, tail end divide half formula oil sealing cover plate by bolt in tail end bearing (ball) cover its right end face, divide half formula oil sealing shutoff in the inner chamber of tail end bearing (ball) cover right side tail end; Tail end bearing cap top also is provided with the tail end valve air relief; The two discs of tail end are arranged in the tail end sliding bearing; Described drive end bearing partly comprises: drive end axle bearing, drive end divide half formula oil sealing cover plate, drive end to divide half formula oil sealing, drive end bearing end cap, drive end valve air relief, drive end bearing lid, drive end sliding bearing and the two discs of drive end; The lower end of the upper end of drive end axle bearing and drive end bearing lid is connected and fixed by bolt forms the drive end bearing chamber; Right-hand member in the drive end bearing chamber is settled the drive end sliding bearing; The drive end bearing end cap is in drive end bearing chamber and arranged on left and right sides sealing and fixing; Drive end bearing end cap top is fixing by bolt and drive end bearing lid, and drive end bearing end cap bottom is fixed by bolt and drive end axle bearing; Maze trough also is set in the drive end bearing end cap; Maze trough left side inner chamber is laid drive end and is divided half formula oil sealing, drive end divide half formula oil sealing cover plate by bolt in drive end bearing end cap left end face, divide half formula oil sealing shutoff in the inner chamber of drive end bearing end cap left side drive end; The maze trough right side inner chamber of drive end bearing end cap is laid drive end and is divided half formula oil sealing, drive end divide half formula oil sealing cover plate by bolt in drive end bearing end cap its right end face, divide half formula oil sealing shutoff in the inner chamber of drive end bearing end cap right side drive end; The drive end bearing side of covering also is provided with the drive end valve air relief; The two discs of drive end are arranged in the drive end sliding bearing.
Compared with prior art, the beneficial effects of the utility model are:
The setting of A, valve air relief allows the gas of operating generation freely discharge, and has avoided the oil gas mixing, and the lubrication effect of its thin oil is better, and heating is few;
B, labyrinth seal reach dustproof better effects if with branch half formula oil sealing (interior bag matrix type lip type) with the anti-leakage of oil that divides cooperating of half formula oil sealing cover plate to make the sliding bearing body component;
The cooperation of C, two discs makes that the circulation of thin oil is more unobstructed, and is lubricated reliable;
The change of D, bearing support structure allows the dismounting of bearing body part become simply, divide half formula oil sealing (interior bag matrix type lip type) and be arranged so that maintenance, maintenance, the replacing that divide half formula oil sealing cover plate to make things convenient for;
The change of E, bearing support structure allows bearing working is more steady, damping capacity is strong, excellent noise reduction effect, the life-span is long, bearing load is big, stopped a string axle phenomenon.
Description of drawings
Fig. 1 is a tail end bearing support part-structure schematic representation of the prior art;
Fig. 2 is a drive end bearing body portion structural representation of the prior art;
Fig. 3 is the tail end bearing support part-structure schematic representation in the utility model;
Fig. 4 is the drive end bearing body portion structural representation in the utility model.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described in further detail:
By Fig. 3, Fig. 4 as seen: the utility model comprises: tail end bearing part and drive end bearing part; Described tail end bearing part comprises: tail end bearing support 21, tail end divide half formula oil sealing cover plate 22, tail end to divide half formula oil sealing 23, tail end bearing (ball) cover 24, tail end valve air relief 25, tail end bearing cap 26, tail end sliding bearing 27, the two discs 28 of tail end, rolling bearing 29 and bearing tail-hood 20; The lower end of the upper end of tail end bearing support 21 and tail end bearing cap 26 is bolted to connection forms the tail end bearing bore; Left end in the tail end bearing bore is settled rolling bearing 29, and the right-hand member in the tail end bearing bore is settled tail end sliding bearing 27; Bearing tail-hood 20 is in tail end bearing bore left side sealing and fixing, and bearing tail-hood 20 tops are fixing by bolt and tail end bearing cap 26, and bearing tail-hood 20 bottoms are fixing by bolt and tail end bearing support 21; Tail end bearing (ball) cover 24 is in tail end bearing bore right side sealing and fixing; Tail end bearing (ball) cover 24 tops are fixing by bolt and tail end bearing cap 26, and tail end bearing (ball) cover 24 bottoms are fixing by bolt and tail end bearing support 21; Maze trough also is set in tail end bearing (ball) cover 24; Maze trough right side inner chamber is laid tail end and is divided half formula oil sealing 23, tail end divide half formula oil sealing cover plate 22 by bolt in tail end bearing (ball) cover 24 its right end face, divide 23 shutoff of half formula oil sealing in tail end bearing (ball) cover 24 right side inner chambers tail end; Tail end bearing cap 26 tops also are provided with tail end valve air relief 25; The two discs 28 of tail end are arranged in the tail end sliding bearing 27; Described drive end bearing partly comprises: drive end axle bearing 11, drive end divide half formula oil sealing cover plate 12, drive end to divide half formula oil sealing 13, drive end bearing end cap 14, drive end valve air relief 15, drive end bearing lid 16, drive end sliding bearing 17 and the two discs 18 of drive end; The lower end of the upper end of drive end axle bearing 11 and drive end bearing lid 16 is connected and fixed by bolt forms the drive end bearing chamber; Right-hand member in the drive end bearing chamber is settled drive end sliding bearing 17; Drive end bearing end cap 14 is in drive end bearing chamber and arranged on left and right sides sealing and fixing; Drive end bearing end cap 14 tops are 16 fixing by bolt and drive end bearing lid, drive end bearing end cap 14 bottoms are fixed by bolt and drive end axle bearing 11; Maze trough also is set in drive end bearing end cap 14; Maze trough left side inner chamber is laid drive end and is divided half formula oil sealing 13, drive end divide half formula oil sealing cover plate 12 by bolt in drive end bearing end cap 14 left end face, divide 13 shutoff of half formula oil sealing in drive end bearing end cap 14 left side inner chambers drive end; The maze trough right side inner chamber of drive end bearing end cap 14 is laid drive end and is divided half formula oil sealing 13, drive end divide half formula oil sealing cover plate 12 by bolt in drive end bearing end cap 14 its right end face, divide 13 shutoff of half formula oil sealing in drive end bearing end cap 14 right side inner chambers drive end; Drive end bearing covers 16 tops drive end valve air relief 15 also is set; The two discs 18 of drive end are arranged in the drive end sliding bearing 17.
Bearing cavity of the present utility model is to be combined by bearing support and bearing cap subdivision, and it is time saving and energy saving to assemble and dismantle; Sliding bearing radial dimension in the utility model is little, work is more steady, damping capacity is strong, excellent noise reduction effect, the life-span is long, bearing load is big, stopped a string phenomenon; Drive the thin oil splash because of running and disc in the bearing cavity of the present utility model, be sealed in fully in the bearing cavity, and by the oil return annular groove on the bearing (ball) cover this part oil is led and to get back in the bearing cavity, cut off the possibility that thin oil leaks out from the source; The bearing caping is provided with valve air relief, in time with the heat discharge of turning round, the leakage phenomenon of having avoided thermal expansion to cause; Have the labyrinth seal groove on the bearing (ball) cover, installed additional and divided half formula oil sealing, so both prevented to cause the gap between axle and the bearing (ball) cover to strengthen because the pump group leader time turns round, thin oil leaks out, prevented that again external dust and sewage from entering the bearing cavity, polluted thin oil; The dismounting of bearing body part of the present utility model becomes simply, divides half formula oil sealing (interior bag matrix type lip type) and be arranged so that maintenance, maintenance, the replacing that divide half formula oil sealing cover plate to make things convenient for; Bearing body part of the present utility model is provided with two discs, makes disc contacting with the thin oil of bearing cavity all the time when axle moves, and has guaranteed that bearing is in good lubricating status all the time.
Claims (1)
1. a heavy caliber chemical industry circulates with the sliding bearing body structure of double suction pump, it is characterized in that comprising: tail end bearing part and drive end bearing part; Described tail end bearing part comprises: tail end bearing support, tail end divide half formula oil sealing cover plate, tail end to divide half formula oil sealing, tail end bearing (ball) cover, tail end valve air relief, tail end bearing cap, tail end sliding bearing, the two discs of tail end, rolling bearing and bearing tail-hood; The lower end of the upper end of tail end bearing support and tail end bearing cap is bolted to connection forms the tail end bearing bore; Left end in the tail end bearing bore is settled rolling bearing, and the right-hand member in the tail end bearing bore is settled the tail end sliding bearing; The bearing tail-hood is in tail end bearing bore left side sealing and fixing, and bearing tail-hood top is fixed by bolt and tail end bearing cap, and bearing tail-hood bottom is fixed by bolt and tail end bearing support; The tail end bearing (ball) cover is in tail end bearing bore right side sealing and fixing; Tail end bearing (ball) cover top is fixed by bolt and tail end bearing cap, and tail end bearing (ball) cover bottom is fixed by bolt and tail end bearing support; Maze trough also is set in the tail end bearing (ball) cover; Maze trough right side inner chamber is laid tail end and is divided half formula oil sealing, tail end divide half formula oil sealing cover plate by bolt in tail end bearing (ball) cover its right end face, divide half formula oil sealing shutoff in the inner chamber of tail end bearing (ball) cover right side tail end; Tail end bearing cap top also is provided with the tail end valve air relief; The two discs of tail end are arranged in the tail end sliding bearing; Described drive end bearing partly comprises: drive end axle bearing, drive end divide half formula oil sealing cover plate, drive end to divide half formula oil sealing, drive end bearing end cap, drive end valve air relief, drive end bearing lid, drive end sliding bearing and the two discs of drive end; The lower end of the upper end of drive end axle bearing and drive end bearing lid is connected and fixed by bolt forms the drive end bearing chamber; Right-hand member in the drive end bearing chamber is settled the drive end sliding bearing; The drive end bearing end cap is in drive end bearing chamber and arranged on left and right sides sealing and fixing; Drive end bearing end cap top is fixing by bolt and drive end bearing lid, and drive end bearing end cap bottom is fixed by bolt and drive end axle bearing; Maze trough also is set in the drive end bearing end cap; Maze trough left side inner chamber is laid drive end and is divided half formula oil sealing, drive end divide half formula oil sealing cover plate by bolt in drive end bearing end cap left end face, divide half formula oil sealing shutoff in the inner chamber of drive end bearing end cap left side drive end; The maze trough right side inner chamber of drive end bearing end cap is laid drive end and is divided half formula oil sealing, drive end divide half formula oil sealing cover plate by bolt in drive end bearing end cap its right end face, divide half formula oil sealing shutoff in the inner chamber of drive end bearing end cap right side drive end; The drive end bearing side of covering also is provided with the drive end valve air relief; The two discs of drive end are arranged in the drive end sliding bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020279571 CN201763667U (en) | 2010-08-03 | 2010-08-03 | Sliding bearing body structure of heavy-caliber double suction pump for chemical circulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020279571 CN201763667U (en) | 2010-08-03 | 2010-08-03 | Sliding bearing body structure of heavy-caliber double suction pump for chemical circulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201763667U true CN201763667U (en) | 2011-03-16 |
Family
ID=43716274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020279571 Expired - Fee Related CN201763667U (en) | 2010-08-03 | 2010-08-03 | Sliding bearing body structure of heavy-caliber double suction pump for chemical circulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201763667U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102734204A (en) * | 2012-07-13 | 2012-10-17 | 襄樊五二五泵业有限公司 | Circulating lubricating cooling bearing oil tank for pumps |
| CN112065860A (en) * | 2020-09-24 | 2020-12-11 | 哈尔滨电气动力装备有限公司 | Thin oil lubricating structure of rolling bearing |
-
2010
- 2010-08-03 CN CN 201020279571 patent/CN201763667U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102734204A (en) * | 2012-07-13 | 2012-10-17 | 襄樊五二五泵业有限公司 | Circulating lubricating cooling bearing oil tank for pumps |
| CN112065860A (en) * | 2020-09-24 | 2020-12-11 | 哈尔滨电气动力装备有限公司 | Thin oil lubricating structure of rolling bearing |
| CN112065860B (en) * | 2020-09-24 | 2022-03-15 | 哈尔滨电气动力装备有限公司 | Thin oil lubricating structure of rolling bearing |
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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: 20110316 Termination date: 20130803 |