CN201723596U - S-shaped sealed cooling water passageway for large-size rotatable roll shaft bearing pedestal - Google Patents
S-shaped sealed cooling water passageway for large-size rotatable roll shaft bearing pedestal Download PDFInfo
- Publication number
- CN201723596U CN201723596U CN2010202359092U CN201020235909U CN201723596U CN 201723596 U CN201723596 U CN 201723596U CN 2010202359092 U CN2010202359092 U CN 2010202359092U CN 201020235909 U CN201020235909 U CN 201020235909U CN 201723596 U CN201723596 U CN 201723596U
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- CN
- China
- Prior art keywords
- cooling water
- bearing support
- tapered thread
- bearing pedestal
- screw thread
- 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
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- Rolls And Other Rotary Bodies (AREA)
- Mounting Of Bearings Or Others (AREA)
Abstract
The utility model provides an S-shaped sealed cooling water passageway for a large-size rotatable roll shaft bearing pedestal. The radial end face of the bearing pedestal with the diameter of an inner hole being Phi d1 is provided with a plurality of through holes; the two ends of each through hole are machined in to two tapered screw thread holes; and each tapered screw thread hole is provided with a tapered screw thread interface. The adjoining two tapered screw thread interfaces at one radial end face of the bearing pedestal are connected with each other by a plurality of U-shaped connecting pipe, and the tapered screw thread interfaces which are not communicated with each other are connected with each other by the U-shaped connecting pipes at the other radial end face of the bearing pedestal, so that the phi d2 periphery of the bearing pedestal is formed into a sealed passageway which is penetrated through the bearing pedestal and is in the shape of S. One tapered screw thread interface which is not communicated is taken as a water inlet, and the other tapered screw thread interface which is not communicated at the last end is taken as a water outlet to form into the S-shaped sealed cooling water passageway. The cooling water is charged from the water inlet and is discharged from the water outlet through the tapered screw thread interfaces, the U-shaped connecting pipes and the through holes. With the circulation of the cooling water, the S-shaped sealed cooling water passageway reduces the temperature of the bearing pedestal and transfers the temperature to the bearing, thereby achieving the aim of cooling the bearing.
Description
Technical field
The utility model belongs to bearing cooling technology field, especially a kind ofly is used for the S shape sealing cooling water passage that roller briquetting machine, roll squeezer or rolling grinder etc. have large-scale rotation roll shaft bearing support.
Background technique
At present, have at roller briquetting machine, roll squeezer or rolling grinder etc. and to dispose rolling bearing on the large-scale swing roller, the methods for cooling of this rolling bearing is to be inlaid with the cooling water ring in the hole within it, the cooling water ring is communicated with the looping cooling water channel with inner hole of bearing seat, cool off rolling bearing by the cooling water that feeds in the annular cooling water road.
Above-mentioned methods for cooling needs respectively bearing support, cooling water ring to be processed during fabrication, and labor content is big, and the cycle is long.Because bearing support is generally forge piece, thus need machine away a large amount of blanks man-hour adding, the processing cost height, and amount of finish is big, the process-cycle is long, and reliability is not fine.The cooling water ring generally is to adopt steel plate to be bent into annulus, and middle employing groove welding butt joint is adopted the cut weldering to weld and is one between cooling water ring and the bearing support.When equipment runs well, generally be in rotatablely moving that the high capacity band impacts cause easily down cooling off water ring in self joint or each welding part of cooling water ring and bearing support junction crackle appears, cause cooling water channel to leak and do not reach the purpose of cooling off rolling bearing.
Summary of the invention
In order to address the above problem, the utility model has designed a kind of S shape cooling unit that is used for large-scale rotation roll shaft bearing support, this S shape sealing cooling water passage is offered several through holes by the radial end face that brearing bore is installed at bearing support and these through holes is joined end to end and forms S shape sealing cooling water passage, feeds the bearing of the cooling large-sized rotation roll shaft of cooling water then in S shape sealing cooling water passage.
For achieving the above object, the utility model adopts following technological scheme:
A kind of S shape sealing cooling water passage that is used for large-scale rotation roll shaft bearing support is that the diameter of bore at bearing support is φ d
1Radial end face on be processed with several through holes, the even cloth of several through holes is φ d at diameter
2Circumference on and φ d
2＞φ d
1, all through holes all are parallel to the interior axially bored line of bearing support; Conical screw hole all is processed at the two ends of each through hole, each conical screw hole place configuration tapered thread joint; If adjacent two the tapered thread joints of a radial end face of bearing support are linked to each other by U type connecting tube, middle tapered thread joint at interval is not communicated with, then disconnected tapered thread joint links to each other by U type connecting tube at another radial end face place of bearing support again, two radial end faces that is to say bearing support play between the U type connecting tube link position of connection effect and stagger mutually, like this at the φ of bearing support d
2A penetrating shaft bearing and S-shaped closed channel have just been formed on the circumference; A tapered thread joint that is not communicated with is made as water intake and the tapered thread joint that another caudal end is not communicated with is made as water outlet promptly constitutes S shape sealing cooling water passage.
The described S shape sealing cooling water passage that is used for large-scale rotation roll shaft bearing support, its φ d
2With φ d
1The diameter difference be controlled between 50～150mm.
Because adopt aforesaid technological scheme, the utility model produces following good effect:
1, by in the integrated shaft bearing along bearings mounted endoporus circumferencial direction offer through hole and the integrated shaft bearing distolateral by pipeline, tapered thread joint with each through hole interconnection, make it form S shape sealing cooling water passage, in S shape sealing cooling water passage, feed the bearing of the cooling large-sized rotation roll shaft of cooling water.
2, owing on the integrated shaft bearing, adopt S shape sealing cooling water passage, reduce the process-cycle, reduced processing cost, greatly improved the run stability of equipment, thereby improved equipment normal operation rate, reduced the manufacturing cycle.
3, improved reliable guarantee for device fabrication producer reduction manufacturing cycle, raising market share, reduction user maintenance cost.
4, can greatly reduce manufacture cost and processing cost, shorten the apparatus processing cycle, improve the stability of equipment operation, improve the equipment integral performance.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the plan view of Fig. 1;
Among the above-mentioned figure: the 1-bearing support; The 2-bearing; The 3-axle; 4-tapered thread joint; 5-U type connecting tube; The 6-through hole; The 7-water intake; The 8-water outlet.
Embodiment
In conjunction with Fig. 1-3, the S shape sealing cooling water passage that is used for large-scale rotation roll shaft bearing support of the present utility model is that the diameter of bore at bearing support 1 is φ d
1Radial end face on be processed with several through holes 6, several through holes 6 even cloth are φ d at diameter
2Circumference on and φ d
2＞φ d
1, all through holes 6 all are parallel to the interior axially bored line of bearing support 1.Conical screw hole is processed at the two ends of each through hole 6, each conical screw hole place configuration tapered thread joint 4.If adjacent two tapered thread joint 4 places of a radial end face of bearing support 1 are linked to each other by U type connecting tube 5, middle tapered thread joint at interval is not communicated with, then disconnected tapered thread joint links to each other by U type connecting tube at another radial end face place of bearing support 1 again, two radial end faces that is to say bearing support 1 play between U type connecting tube 5 link positions of connection effect and stagger mutually, like this at the φ of bearing support d
2A penetrating shaft bearing and S-shaped closed channel have just been formed on the circumference.A tapered thread joint that is not communicated with is made as water intake and the tapered thread joint that another caudal end is not communicated with is made as water outlet promptly constitutes S shape sealing cooling water passage.φ d
1Be bearings mounted diameter of bore size on the bearing support, φ d
2Be that several through holes are joined drill diameter size, φ d on the bearing support radial end face
2With φ d
1The diameter difference be controlled between 50～150mm.
During use, cooling water enters from water intake 7, through tapered thread joint 4, U type connecting tube 5 and the through hole 6 S-shaped sealing cooling water passage that is formed by connecting, discharges from water outlet 8.Cooling water makes the bearing support cooling and passes to bearing 2 in the circulation of S shape sealing cooling water passage, thereby plays the purpose of cooling bearing 2.
Because bearing support 1 adopts overall structure and does not need to cool off water ring, and processing cost is reduced greatly.Simultaneously owing to adopting U type connecting tube to be rigidly connected between each through hole rather than being welded to connect, thereby avoided weld to be subjected to the bearing support impact shock and crack and cause poorly sealed and water leakage phenomenon, for reducing the product goods cycle of establishing, improve market share and improve capacity utilization, device fabrication producer provides reliable guarantee.
Claims (2)
1. a S shape that is used for large-scale rotation roll shaft bearing support is sealed cooling water passage, and it is characterized in that: the diameter of bore at bearing support (1) is φ d
1Radial end face on be processed with several through holes (6), the even cloth of several through holes (6) is φ d at diameter
2Circumference on and φ d
2＞φ d
1, all through holes (6) all are parallel to the interior axially bored line of bearing support (1); Conical screw hole all is processed at the two ends of each through hole (6), each conical screw hole place configuration tapered thread joint (4); If adjacent two the tapered thread joints of a radial end face (4) of bearing support (1) are located to link to each other by U type connecting tube (5), a middle tapered thread joint (4) at interval is not communicated with, then disconnected tapered thread joint (4) links to each other by U type connecting tube (5) at another radial end face place of bearing support (1) again, two radial end faces that is to say bearing support (1) play between U type connecting tube (5) link position of connection effect and stagger mutually, like this at the φ d of bearing support (1)
2A penetrating shaft bearing and S-shaped closed channel have just been formed on the circumference; A tapered thread joint that is not communicated with is made as water intake (7) and the tapered thread joint that another caudal end is not communicated with is made as water outlet (8) promptly constitutes S shape sealing cooling water passage.
2. the S shape sealing cooling water passage that is used for large-scale rotation roll shaft bearing support as claimed in claim 1 is characterized in that: φ d
2With φ d
1The diameter difference be controlled between 50～150mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202359092U CN201723596U (en) | 2010-06-17 | 2010-06-17 | S-shaped sealed cooling water passageway for large-size rotatable roll shaft bearing pedestal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202359092U CN201723596U (en) | 2010-06-17 | 2010-06-17 | S-shaped sealed cooling water passageway for large-size rotatable roll shaft bearing pedestal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201723596U true CN201723596U (en) | 2011-01-26 |
Family
ID=43491919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202359092U Expired - Fee Related CN201723596U (en) | 2010-06-17 | 2010-06-17 | S-shaped sealed cooling water passageway for large-size rotatable roll shaft bearing pedestal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201723596U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021060315A (en) * | 2019-10-08 | 2021-04-15 | 日鉄テックスエンジ株式会社 | Pressure test machine |
| CN114810839A (en) * | 2021-09-30 | 2022-07-29 | 中维化纤股份有限公司 | Bearing protection device for high-speed operation of drafting roller |
-
2010
- 2010-06-17 CN CN2010202359092U patent/CN201723596U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021060315A (en) * | 2019-10-08 | 2021-04-15 | 日鉄テックスエンジ株式会社 | Pressure test machine |
| JP7334101B2 (en) | 2019-10-08 | 2023-08-28 | 日鉄テックスエンジ株式会社 | pressure tester |
| CN114810839A (en) * | 2021-09-30 | 2022-07-29 | 中维化纤股份有限公司 | Bearing protection device for high-speed operation of drafting roller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110126 Termination date: 20180617 |