CN202165301U - Bearing lubricating oil chamber structure for double suction pump - Google Patents
Bearing lubricating oil chamber structure for double suction pump Download PDFInfo
- Publication number
- CN202165301U CN202165301U CN2011202601137U CN201120260113U CN202165301U CN 202165301 U CN202165301 U CN 202165301U CN 2011202601137 U CN2011202601137 U CN 2011202601137U CN 201120260113 U CN201120260113 U CN 201120260113U CN 202165301 U CN202165301 U CN 202165301U
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- bearing
- bearing support
- oil
- gland
- suction pump
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Abstract
A bearing lubricating oil chamber structure for a double suction pump relates to the technical filed of enhancing lubricating effect on bearings by using an oil slinger, a round nut, a thread wave sleeve, a frame oil seal and an oil return hole. A bearing body is installed on a volute body. The thread valve sleeve, the round nut, the bearing and a retaining ring are sleeved on a pump shaft. A left frame oil seal is arranged between the retaining ring and a pressing cover of the bearing. A right frame oil seal is arranged between the thread wave sleeve and the bearing body. The oil slinger is arranged on the thread wave sleeve. The pressing cover of the bearing is installed on the bearing body. The pressing cover of the bearing body is installed on the volute body. A connecting pipe of a bend bearing body in an automatic oil pump assembly is installed in an oil inlet hole of the bearing body. A vent valve, an oil window mirror and a plug are arranged on the bearing body. The bearing lubricating oil chamber structure improves lubricating effect on bearings, prolongs service life of the bearings, improves sealing reliability of a bearing cavity and purifies the environment.
Description
Technical field
The utility model double suction pump relates to through disc, round nut, screw thread ripple cover, outside framework oil seal, spill port with the bearing oil cell structure and strengthens the technical field to the bearing lubrication effect in bearing support, bearing gland and the water retaining ring.
Background technique
Centrifugal pump for double suction inlet impeller is arranged is called for short double suction pump, need increase the thin oil lubricant effect to the bearing in the bearing support, burns out because of frictional heating with the bearing that prevents to be installed on the pump shaft.Then should replace traditional wool felt seal form, also should on the pump shaft in the grease chamber of bearing support, install round nut, screw thread ripple cover, disc additional and strengthen lubrication effect bearing with outside framework oil seal.Therefore, need the double suction pump of a kind of novelty of design to use the bearing oil cell structure.
Summary of the invention
The purpose of the utility model provides double suction pump and uses the bearing oil cell structure; Strengthen lubrication effect through installing round nut, screw thread ripple cover and disc on the pump shaft in the grease chamber of bearing support additional to the bearing in the bearing support; And, further strengthened lubrication effect to bearing installing left outside framework oil seal between bearing gland and the water retaining ring additional, between bearing support and screw thread ripple cover, installing the sealing effect that right outside framework oil seal comes agents enhance overall additional.
Double suction pump is used the bearing oil cell structure; It is made up of automatic oiling cup assembly, bearing gland, water retaining ring, left outside framework oil seal, bearing, right outside framework oil seal, screw thread ripple cover, round nut, disc, bearing support gland, outlet valve and bearing support, and double suction pump is installed on the volute body with the bearing oil cell structure; Be set with screw thread ripple cover, round nut, bearing and water retaining ring on the pump shaft in the bearing bore in bearing support and bearing gland; Left outside framework oil seal is housed between water retaining ring and bearing gland, between screw thread ripple cover and bearing support, right outside framework oil seal is housed, on the disc groove of screw thread ripple cover, mounted disc; The outer ring of bearing is between bearing gland and bearing support, and the inner ring of bearing is between water retaining ring and round nut, and round nut is between bearing and screw thread ripple cover, and bearing gland is installed on the bearing support, and the bearing support gland is installed on the volute body; Elbow bearing support connecting tube in the automatic oiling cup assembly is installed in the bearing support oil inlet hole of bearing support; In the air release valve hole of bearing support top, add outlet valve, on the bearing body wall, add oily window mirror, in the pipe plug opening of bearing support bottom, add plug, in bearing support, have spill port; The disc lower end is immersed in the lubricant oil in the grease chamber of bearing support.
The utility model double suction pump is following with each component Action Specification of bearing oil cell structure:
Being sleeved on water retaining ring between pump shaft and the bearing gland is used for preventing getting in the bearing bore from the liquid medium of the sealed member seepage of double suction pump.
Round nut plays main axial locking effect to bearing, and screw thread ripple cover further plays locking locking effect to bearing.
The interior disc lower end of disc groove that is mounted on screw thread ripple cover is immersed in the lubricant oil of bearing support grease chamber; Lubricant oil in the grease chamber is thrown on the round nut in the bearing bore of bearing support at the disc that the screw thread ripple puts rotation; For lubricating to bearing; And the screw thread that the screw thread ripple puts is further caught up with round nut to the inside with lubricant oil, bearing is lubricated, and left outside framework oil seal and right outside framework oil seal further strengthens the integral sealing effect of double suction pump.
Outlet valve in the air release valve hole of bearing support top can be got rid of the mist of oil pressure in the bearing bore.
Oily window mirror on the bearing support sidewall can supply to observe the height of the lubricant oil in the grease chamber.
After plug in the pipe plug opening of bearing support bottom unloads, for rare lubricant oil of discharging in the grease chamber.
The return port of opening in bearing support can make the rare lubricant oil in the bearing support and arranged on left and right sides bearing bore be connected.
The bearing support bottom has the bearing support oil inlet hole; Elbow bearing support connecting tube the inner in the automatic oiling cup assembly is installed on the bearing support oil inlet hole, and the lubricant oil in the automatic oil cup is got in the grease chamber of bearing support through short circuit head, short tube, elbow and elbow bearing support connecting tube.
The bearing support gland links into an integrated entity through bolt and elastic washer and volute body, and bearing support is locked.
The bearing support gland is positioned on the volute body bearing support through bearing support gland resilient pad and bearing support holding down bolt; The volute body resilient pad and the volute body holding down bolt that are installed in the volute body are positioned on the volute body bearing support.
Bearing gland is installed through bearing gland connecting bolt and bearing gland elastic washer and is connected on the bearing support.
The bearing support bottom through volute body resilient pad and volute body holding down bolt installing and locating on volute body.
The utility model double suction pump has strengthened the lubrication effect to the bearing support inner bearing with the bearing oil cell structure through the spill port in round nut, screw thread ripple cover, oil slinger and left outside framework oil seal, right outside framework oil seal, water retaining ring and the bearing support greatly; Can make bearing normally move work; Can not burn out; Prolonged bearing working life; Improved the sealing reliability of the bearing bore in bearing support and the bearing gland of double suction pump simultaneously, avoided race, emit, oil leakage phenomenon is to the pollution of environment, purified environment.
Description of drawings
Fig. 1: for double suction pump is looked schematic representation with the master of bearing oil cell structure.
Fig. 2: be the cross-sectional schematic of Fig. 1.
Embodiment
Referring to Fig. 1 and Fig. 2; Double suction pump is used the bearing oil cell structure; It is made up of automatic oiling cup assembly, bearing gland 9, water retaining ring 10, left outside framework oil seal 12, bearing 20, right outside framework oil seal 22, screw thread ripple cover 23, round nut 24, disc 30, bearing support gland 26, outlet valve 25 and bearing support 17, and double suction pump is installed on the volute body 16 with the bearing oil cell structure; Be set with screw thread ripple cover 23, round nut 24, bearing 20 and water retaining ring 10 on the pump shaft 11 in the bearing bore 31 in bearing support 17 and bearing gland 9; At water retaining ring 10 and 9 of bearing glands left outside framework oil seal 12 is housed, right outside framework oil seal 22 is housed, on the disc groove of screw thread ripple cover 23, mounted disc 30 at screw thread ripple cover 23 and 17 of bearing suppories; The outer ring of bearing 20 is between bearing gland 9 and bearing support 17; The inner ring of bearing 20 is between water retaining ring 10 and round nut 24; Round nut 24 is between bearing 20 and screw thread ripple cover 23, and bearing gland 9 is installed on the bearing support 17, and bearing support gland 26 is installed on the volute body 16; Elbow bearing support connecting tube 7 in the automatic oiling cup assembly is installed in the bearing support oil inlet hole 29 of bearing support 17; In bearing support 17 top air release valve holes, add outlet valve 25, on bearing support 17 walls, add oily window mirror 21, in the pipe plug opening of bearing support 17 bottoms, add plug 15, in bearing support 17, have spill port 19; Disc 30 lower ends are immersed in the lubricant oil in the grease chamber 18 of bearing support 17.
Referring to Fig. 2, overlapping at the screw thread ripple on the side of 23 outer rings has outside thread, and overlapping 23 opposite sides at the screw thread ripple has the disc groove.
Lubricant oil in the automatic oil cup 3 in the automatic oiling cup assembly are connected to through short circuit head 4, short tube 5, elbow 6 and the elbow bearing support connecting tube 32 that connects successively on the bearing support oil inlet hole 29 in the grease chamber 18 of bearing support 17.
Bearing support 17 bottoms through volute body resilient pad 13 and volute body holding down bolt 14 installing and locating on volute body 16.
Claims (7)
1. double suction pump is used the bearing oil cell structure; It is made up of automatic oiling cup assembly, bearing gland (9), water retaining ring (10), left outside framework oil seal (12), bearing (20), right outside framework oil seal (22), screw thread ripple cover (23), round nut (24), disc (30), bearing support gland (26), outlet valve (25) and bearing support (17), it is characterized in that double suction pump is installed on the volute body (16) with the bearing oil cell structure; Be set with screw thread ripple cover (23), round nut (24), bearing (20) and water retaining ring (10) on the pump shaft (11) in the bearing bore (31) in bearing support (17) and bearing gland (9); Between water retaining ring (10) and bearing gland (9), left outside framework oil seal (12) is housed, between screw thread ripple cover (23) and bearing support (17), right outside framework oil seal (22) is housed, on the disc groove of screw thread ripple cover (23), mounted disc (30); The outer ring of bearing (20) is positioned between bearing gland (9) and the bearing support (17); The inner ring of bearing (20) is positioned between water retaining ring (10) and the round nut (24); Round nut (24) is positioned between bearing (20) and the screw thread ripple cover (23); Bearing gland (9) is installed on the bearing support (17), and bearing support gland (26) is installed on the volute body (16); Elbow bearing support connecting tube (32) in the automatic oiling cup assembly is installed in the bearing support oil inlet hole (29) of bearing support (17); In the air release valve hole of bearing support (17) top, add outlet valve (25), on bearing support (17) wall, add oily window mirror (21), in the pipe plug opening of bearing support (17) bottom, add plug (15), in bearing (17), have spill port (19); Disc (30) lower end is immersed in the lubricant oil in the grease chamber (18) of bearing support (17).
2. double suction pump according to claim 1 is used the bearing oil cell structure, and it is characterized in that has outside thread on a side of screw thread ripple cover (23) outer ring, and the opposite side in screw thread ripple cover (23) outer ring has the disc groove.
3. double suction pump according to claim 1 is used the bearing oil cell structure, it is characterized in that the lubricant oil in the automatic oil cup (3) in the automatic oiling cup assembly is connected on the interior bearing support oil inlet hole (29) in the grease chamber (18) of bearing support (17) through short circuit head (4), short tube (5), elbow (6) and the elbow bearing support connecting tube (32) that connects successively.
4. double suction pump according to claim 1 is used the bearing oil cell structure, it is characterized in that bearing support gland (26) links into an integrated entity with volute body (16) through bolt (1) and elastic washer (2), is locked bearing support (17).
5. double suction pump according to claim 1 is used the bearing oil cell structure, it is characterized in that bearing support gland (26) is positioned on the volute body (16) bearing support (17) through bearing support gland resilient pad (27) and bearing support holding down bolt (28).
6. double suction pump according to claim 1 is used the bearing oil cell structure, it is characterized in that bearing gland (9) is installed on the bearing support (17) through bearing gland connecting bolt (7) and bearing gland elastic washer (8).
7. double suction pump according to claim 1 is used the bearing oil cell structure, it is characterized in that bearing support (17) bottom through volute body resilient pad (13) and volute body holding down bolt (14) installing and locating on volute body (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202601137U CN202165301U (en) | 2011-07-22 | 2011-07-22 | Bearing lubricating oil chamber structure for double suction pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202601137U CN202165301U (en) | 2011-07-22 | 2011-07-22 | Bearing lubricating oil chamber structure for double suction pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202165301U true CN202165301U (en) | 2012-03-14 |
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ID=45801129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202601137U Expired - Lifetime CN202165301U (en) | 2011-07-22 | 2011-07-22 | Bearing lubricating oil chamber structure for double suction pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202165301U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102221010A (en) * | 2011-07-22 | 2011-10-19 | 李冬庆 | Bearing lubricating oil chamber structure for double suction pump |
-
2011
- 2011-07-22 CN CN2011202601137U patent/CN202165301U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102221010A (en) * | 2011-07-22 | 2011-10-19 | 李冬庆 | Bearing lubricating oil chamber structure for double suction pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120314 Effective date of abandoning: 20130227 |
|
| RGAV | Abandon patent right to avoid regrant |