CN106286616A - A kind of water circulating heat-exchanging device - Google Patents
A kind of water circulating heat-exchanging device Download PDFInfo
- Publication number
- CN106286616A CN106286616A CN201610935239.7A CN201610935239A CN106286616A CN 106286616 A CN106286616 A CN 106286616A CN 201610935239 A CN201610935239 A CN 201610935239A CN 106286616 A CN106286616 A CN 106286616A
- Authority
- CN
- China
- Prior art keywords
- cooling water
- exchanging device
- circulating heat
- ring
- outer ring
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C37/00—Cooling of bearings
- F16C37/007—Cooling of bearings of rolling bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/583—Details of specific parts of races
- F16C33/585—Details of specific parts of races of raceways, e.g. ribs to guide the rollers
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mounting Of Bearings Or Others (AREA)
Abstract
The invention discloses a kind of water circulating heat-exchanging device, the bending of built-in cooling water channel is few, around simple, and good airproof performance, it does not interfere with each other, safety is high.A kind of water circulating heat-exchanging device in the present invention, including: bearing outer ring (1) and bearing inner race (2)；The inwall of bearing outer ring (1) is communicated with portion (3) in the hollow circuit cylinder body of the outer wall laminating composition of bearing inner race (2)；Connecting portion (3) including: at least one cooling water channel (33) and at least two ball orbits (35)；Cooling water channel (33) radially ring hollow circular cylinder one week, ball orbit (35) radially ring hollow circular cylinder one week；Ball orbit (35) is built with some balls.
Description
Technical field
The present invention relates to field of mechanical technique, particularly relate to a kind of water circulating heat-exchanging device.
Background technology
The today being showing improvement or progress day by day along with science and technology, armarium is gradually improved, and the state of an illness to patient is done step-by-step and carries out in many ways
The observation of position and treatment.Existing relatively large rotary-type armarium, as a set of rotary frame is fixed on support by bearing
On, move rotary frame by motor driven belts and rotate and then the patient inside rotary frame inner core carried out 360 ° of ground observations or controls
Treat.Pivotably observe due to needs or treat, when equipment is at rotational run, carrying out water cooling the most more expense
Strength.
At present, typically taking the method using hose to be wound to provide water cooling, this canoe can add respin
The load of rotary device, the easy jackknifing of water pipe, it is impossible to meet existing water cooling demand.Separately there is TOMO radiotherapy system, use wind
Cooling down, this mode has certain requirement to environment, typically easily need to affect the disease in therapeutic process at about 20 DEG C
The situation of people.
Summary of the invention
The invention provides a kind of water circulating heat-exchanging device, the bending of built-in cooling water channel is few, around simple, and sealing
Good, it does not interfere with each other, safety is high.
A kind of water circulating heat-exchanging device in the present invention, including:
Bearing outer ring 1 and bearing inner race 2；The hollow that the inwall of bearing outer ring 1 is constituted with the outer wall laminating of bearing inner race 2 is round
Portion 3 it is communicated with in cylinder；Connecting portion 3 includes: at least one cooling water channel 33 and at least two ball orbits 35；Cooling water channel
33 radially ring hollow circular cylinder one week, ball orbit 35 radially ring hollow circular cylinder one weeks；If ball orbit 35 built with
Dry milling pearl.
Optionally,
Bearing outer ring 1 and bearing inner race 2 are connected by least 2 sealing members 34；Sealing member 34 is located at cooling water channel 33 He
Between ball orbit 35.
Optionally,
Connection cooling water inlet, cooling water channel 33 one end pipe 31, the other end connects cooling water outlet pipe 32；Cooling water inlet
Equipped with water pipe plug on pipe 31 and cooling water outlet pipe 32.
Optionally,
Bearing inner race 2 is provided with the aperture that Cooling Water inlet tube 31 passes；Bearing outer ring 1 is provided with Cooling Water outlet
The aperture that pipe 32 passes.
Optionally,
Equipped with the ball orbit mouth 36 connected with ball orbit 35 on bearing outer ring 1；Matching installation on ball orbit mouth 36
Sealing plug 361.
Optionally,
Equipped with collar stop 4 on bearing outer ring 1；Block 4 is radially separately mounted to the upper and lower surface of bearing outer ring 1.
Optionally,
Block 4 internal diameter is fitted equipped with back-up ring 41；Fit with bearing inner race 2 in back-up ring 41 one end.
Optionally,
The connection gap of one or more in bearing outer ring 1, bearing inner race 2, block 4 and back-up ring 41 is marked with silicone grease.
Optionally,
Felt is filled between back-up ring 41 and bearing inner race 2.
Optionally,
It is respectively arranged with sealing ring on cooling water inlet pipe 31, cooling water outlet pipe 32, block 4, water pipe plug and sealing plug 361.
As can be seen from the above technical solutions, the embodiment of the present invention has the advantage that
A kind of water circulating heat-exchanging device of the present invention, including: bearing outer ring 1 and bearing inner race 2；Bearing outer ring 1 interior
Wall is communicated with portion 3 in the hollow circuit cylinder body of the outer wall laminating composition of bearing inner race 2；Connecting portion 3 includes: at least one cooling
Water channel 33 and at least two ball orbits 35；Cooling water channel 33 radially ring hollow circular cylinder one week, ball orbit 35 is radially
Ring hollow circular cylinder one week；Ball orbit 35 is built with some balls.In application, bearing outer ring 1 is enclosed within outside bearing inner race 2
Portion, the inwall of bearing outer ring 1 fits tightly with the outer wall of bearing inner race 2, constitutes the cylinder of a hollow, and fitting part is formed
Interconnecting part 3.Wherein, connecting portion 3 includes: cooling water channel 33 and ball orbit 35；Cooling water channel 33 is along the laminating of hollow circular cylinder
Place's ring cylinder one week, if desired, cooling water channel 33 can be increased and accelerate cooling, or hot and cold water be completely cut off, ball orbit 35
Radially ring hollow circular cylinder one week, ball orbit 35 is built with some balls.Ball orbit 35 is combined with ball in bearing
Circle 2 and bearing outer ring 1 axial-rotation, the water in cooling water channel 33 helps to take away heat and reduces temperature, ball orbit 35 and cooling
Water channel 33 be arranged in parallel, it is ensured that rotary course each work, do not interfere with each other, safety high.Meanwhile, built-in cooling water channel 33 is curved
Bent few, around simple, it is difficult to loss, it is simple to maintenance.
Accompanying drawing explanation
Fig. 1 is the structure chart of a kind of water circulating heat-exchanging device embodiment in the present invention；
Fig. 2 is the front view of a kind of water circulating heat-exchanging device embodiment in the present invention；
Fig. 3 is the sectional view of a kind of water circulating heat-exchanging device embodiment in the present invention.
Detailed description of the invention
The invention provides a kind of water circulating heat-exchanging device, the bending of built-in cooling water channel is few, around simple, and sealing
Good, complementary interference, safety is high.
Referring next to Fig. 1-3, water circulating heat-exchanging device embodiment a kind of in the present invention is illustrated:
A kind of water circulating heat-exchanging device embodiment in the present invention, including: bearing outer ring 1 and bearing inner race 2；Outside bearing
The inwall of circle 1 is communicated with portion 3 in the hollow circuit cylinder body of the outer wall laminating composition of bearing inner race 2；Connecting portion 3 includes: at least
Article one, cooling water channel 33 and at least two ball orbits 35；Cooling water channel 33 radially ring hollow circular cylinder one week, ball orbit
35 radially ring hollow circular cylinder one weeks；Ball orbit 35 is built with some balls.
In the present embodiment, bearing outer ring 1 is enclosed within the outside of bearing inner race 2, the inwall of bearing outer ring 1 and bearing inner race 2
Outer wall fit tightly, constitute a hollow cylinder, fitting part formed interconnecting part 3.Wherein, connecting portion 3 includes: cooling
Water channel 33 and ball orbit 35；Cooling water channel 33 is along the joint place ring cylinder one week of hollow circular cylinder, if desired, can increase cooling
Water channel 33 accelerates cooling, or completely cuts off hot and cold water, ball orbit 35 along the joint place ring cylinder one week of hollow circular cylinder,
Ball orbit 35 is built with some balls.Ball orbit 35 is combined for bearing inner race 2 and bearing outer ring 1 axial-rotation with ball,
Water in cooling water channel 33 helps to take away heat and reduces temperature, and ball orbit 35 be arranged in parallel with cooling water channel 33, it is ensured that rotate
During each work, do not interfere with each other, safety high.Meanwhile, the bending of built-in cooling water channel 33 is few, around simple, is difficult to loss,
Easy access.
Below a kind of water circulating heat-exchanging device embodiment in the present invention is described further, bearing outer ring 1 and axle
Hold inner ring 2 to be connected by least 2 sealing members 34；Sealing member 34 is located between cooling water channel 33 and ball orbit 35.
In the present embodiment, in installation process, sealing member 34 is packed into bearing inner race 2, then bearing inner race 2 is packed into outside bearing
Circle 1.On the one hand, it is ensured that the interconnecting part 3 that bearing outer ring 1 and bearing inner race 2 are constituted is neat, alignment mouth position, prevents rotary course
Middle dislocation skew；On the other hand, sealing member 34 is located at and is prevented from water between cooling water channel 33 and ball orbit 35 and leaks into
Ball orbit 35, affects machine run, it is ensured that safety.
Below a kind of water circulating heat-exchanging device embodiment in the present invention is described further, cooling water channel 33 one end
Connecting cooling water inlet pipe 31, the other end connects cooling water outlet pipe 32；On cooling water inlet pipe 31 and cooling water outlet pipe 32
Equipped with water pipe plug.
In the present embodiment, cooling water inlet pipe 31 Cooling Water injects cooling water channel 33, and cooling water outlet pipe 32 is for cooling
Water discharges cooling water channel 33, when needs change cooling water or maintenance, it is simple to operation, fills in water pipe plug and prevent operating after injecting water
Middle cooling water leakage.
Below a kind of water circulating heat-exchanging device embodiment in the present invention is described further, bearing inner race 2 sets
There is the aperture that Cooling Water inlet tube 31 passes；Bearing outer ring 1 is provided with the aperture that Cooling Water outlet 32 passes.
In the present embodiment, in reality, can there be different choice the position of cooling water inlet pipe 31 and cooling water outlet pipe 32, as
With being installed on bearing inner race 2 or bearing outer ring 1, cooling water inlet pipe 31 is arranged on bearing inner race 2, by coolant outlet
Pipe 32 is arranged on bearing outer ring 1, it is simple to discharge cooling water.
Below a kind of water circulating heat-exchanging device embodiment in the present invention is described further, bearing outer ring 1 fills
There is the ball orbit mouth 36 connected with ball orbit 35；Matching installation sealing plug 361 on ball orbit mouth 36.
In the present embodiment, from ball orbit mouth 36, ball being filled in ball orbit 35 one by one, ball is in track transfer
Dynamic, if finding that operating is inharmonious to can be taken off and change ball, simple to operate, material saving.Sealing plug 361 prevents ball from skidding off rail
Road.
Below a kind of water circulating heat-exchanging device embodiment in the present invention is described further, bearing outer ring 1 fills
There is collar stop 4；Block 4 is radially separately mounted to the upper and lower surface of bearing outer ring 1.
In the present embodiment, block 4 is arranged on bearing outer ring 1 by screw, can effectively protect the inside and outside circle of bearing completely to paste
Conjunction, firm and durable, operating are stable.
Being described further a kind of water circulating heat-exchanging device embodiment in the present invention below, block 4 internal diameter is fitted
Equipped with back-up ring 41；Fit with bearing inner race 2 in back-up ring 41 one end.
In the present embodiment, back-up ring 41 is enclosed within the annulus that block 4 is formed, and locks block 4, and bearing inner race is close in side
2, play the effect of sealing, the material of back-up ring may select felt, because felt uses Pilus Caprae seu Ovis to make, utilizes processing to be bonded,
High resilience, shockproof effect is good, sealing is strong.
Below a kind of water circulating heat-exchanging device embodiment in the present invention is described further, bearing outer ring 1, bearing
The connection gap of one or more in inner ring 2, block 4 and back-up ring 41 is marked with silicone grease.
In the present embodiment, silicone grease is by thick inorganic thickening agent oily based on refine artificial oil, and added with structural stabilizing agent,
Anticorrosive additive is refined to be formed, be injected into connect gap can be risen good waterproof seal, waterproof, solvent resistance is equivalent
Really.
Below a kind of water circulating heat-exchanging device embodiment in the present invention is described further, in back-up ring 41 and bearing
Felt is filled between circle 2.
In the present embodiment, felt bond properties is good, is difficult to loose, after injecting silicone grease between back-up ring 41 and bearing inner race 2
Fill felt, silicone grease can be sealed up for safekeeping, increase the service life.
Being described further a kind of water circulating heat-exchanging device embodiment in the present invention below, cooling water inlet is managed
31, it is respectively arranged with sealing ring on cooling water outlet pipe 32, block 4, water pipe plug and sealing plug 361.
In the present embodiment, because whole device uses water cooling, water mobility is strong, but easily leaks outside, and manages in cooling water inlet
31, it is respectively mounted sealing ring on cooling water outlet pipe 32, block 4, water pipe plug and sealing plug 361 and can effectively prevent leaking outside of water, protect
Card machine safe handling.
Those skilled in the art is it can be understood that arrive, for convenience and simplicity of description, and the device of foregoing description
Specific works process, be referred to the corresponding process in preceding method embodiment, do not repeat them here.Provided herein
Several embodiments in, it should be understood that disclosed device can realize by another way.
Above example only in order to technical scheme to be described, is not intended to limit；Although with reference to previous embodiment
The present invention is described in detail, it will be understood by those within the art that: it still can be to aforementioned each enforcement
Technical scheme described in example is modified, or wherein portion of techniques feature is carried out equivalent；And these amendment or
Replace, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a water circulating heat-exchanging device, it is characterised in that including:
Bearing outer ring (1) and bearing inner race (2)；
The inwall of described bearing outer ring (1) and the company of being provided with in the hollow circuit cylinder body of the outer wall laminating composition of described bearing inner race (2)
Logical portion (3)；
Described connecting portion (3) including: at least one cooling water channel (33) and at least two ball orbits (35)；
Hollow circular cylinder one week described in described cooling water channel (33) radially ring；
Hollow circular cylinder one week described in described ball orbit (35) radially ring；
Described ball orbit (35) is built with some balls.
A kind of water circulating heat-exchanging device the most according to claim 1, it is characterised in that
Described bearing outer ring (1) and described bearing inner race (2) are connected by least 2 sealing members (34)；
Described sealing member (34) is located between described cooling water channel (33) and described ball orbit (35).
A kind of water circulating heat-exchanging device the most according to claim 1, it is characterised in that
Connection cooling water inlet, described cooling water channel (33) one end pipe (31), the other end connects cooling water outlet pipe (32)；
Equipped with water pipe plug on described cooling water inlet pipe (31) and described cooling water outlet pipe (32).
A kind of water circulating heat-exchanging device the most according to claim 3, it is characterised in that
Described bearing inner race (2) is provided with the aperture passed for described cooling water inlet pipe (31)；
Described bearing outer ring (1) is provided with the aperture passed for described cooling water outlet pipe (32).
A kind of water circulating heat-exchanging device the most according to claim 1, it is characterised in that
Equipped with the ball orbit mouth (36) connected with described ball orbit (35) on described bearing outer ring (1)；
The upper Matching installation sealing plug (361) of described ball orbit mouth (36).
A kind of water circulating heat-exchanging device the most according to claim 1, it is characterised in that
Equipped with collar stop (4) on described bearing outer ring (1)；
Described block (4) is radially separately mounted to the upper and lower surface of described bearing outer ring (1).
A kind of water circulating heat-exchanging device the most according to claim 6, it is characterised in that
Described block (4) internal diameter is fitted equipped with back-up ring (41)；
Fit with described bearing inner race (2) in described back-up ring (41) one end.
A kind of water circulating heat-exchanging device the most according to claim 7, it is characterised in that
One or more in described bearing outer ring (1), described bearing inner race (2), described block (4) and described back-up ring (41)
Connect in gap and be marked with silicone grease.
A kind of water circulating heat-exchanging device the most according to claim 8, it is characterised in that
Felt is filled between described back-up ring (41) and described bearing inner race (2).
10. according to a kind of water circulating heat-exchanging device described in claim 1-9 any claim, it is characterised in that
Described cooling water inlet pipe (31), described cooling water outlet pipe (32), described block (4), described water pipe plug and described envelope
It is respectively arranged with sealing ring on mouth plug (361).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610935239.7A CN106286616A (en) | 2016-11-01 | 2016-11-01 | A kind of water circulating heat-exchanging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610935239.7A CN106286616A (en) | 2016-11-01 | 2016-11-01 | A kind of water circulating heat-exchanging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106286616A true CN106286616A (en) | 2017-01-04 |
Family
ID=57719780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610935239.7A Pending CN106286616A (en) | 2016-11-01 | 2016-11-01 | A kind of water circulating heat-exchanging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106286616A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107575492A (en) * | 2017-10-24 | 2018-01-12 | 无锡民联汽车零部件有限公司 | Water cooling high-efficiency heat radiating type bearing |
| CN114624020A (en) * | 2021-11-17 | 2022-06-14 | 浙江航驱汽车科技有限公司 | Steering gear running state cooling system device |
| CN116576199A (en) * | 2023-07-14 | 2023-08-11 | 德力佳传动科技(江苏)股份有限公司 | High-speed shaft bearing cooling device of wind power gear box |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09280257A (en) * | 1996-04-09 | 1997-10-28 | Enshu Ltd | Cooling device for bearing of main shaft |
| CN201038879Y (en) * | 2007-04-29 | 2008-03-19 | 黄显飚 | A cooling motor bearing device |
| DE102009009128A1 (en) * | 2009-02-17 | 2010-08-19 | Bosch Mahle Turbo Systems Gmbh & Co. Kg | Bearing device for shaft of charging device, particularly exhaust gas turbocharger of internal combustion engine, has two angular contact ball bearings, which have one or multiple inner rings, and one or multiple outer rings |
| CN201757233U (en) * | 2010-07-26 | 2011-03-09 | 江阴新仁科技有限公司 | Hindrance-free rotary joint |
| CN203670509U (en) * | 2014-01-20 | 2014-06-25 | 温岭市鑫标精密轴承有限公司 | Heat dissipating bearing |
| CN204113892U (en) * | 2014-10-06 | 2015-01-21 | 蚌埠雷诺真空技术有限公司 | High temperature rolling bearing |
| CN204784210U (en) * | 2015-06-02 | 2015-11-18 | 宁波市鄞州金鑫轴承五金有限公司 | Take bearing of intercommunicating pore |
| CN206159296U (en) * | 2016-11-01 | 2017-05-10 | 广东中能加速器科技有限公司 | Hydrologic cycle heat exchange device |
-
2016
- 2016-11-01 CN CN201610935239.7A patent/CN106286616A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09280257A (en) * | 1996-04-09 | 1997-10-28 | Enshu Ltd | Cooling device for bearing of main shaft |
| CN201038879Y (en) * | 2007-04-29 | 2008-03-19 | 黄显飚 | A cooling motor bearing device |
| DE102009009128A1 (en) * | 2009-02-17 | 2010-08-19 | Bosch Mahle Turbo Systems Gmbh & Co. Kg | Bearing device for shaft of charging device, particularly exhaust gas turbocharger of internal combustion engine, has two angular contact ball bearings, which have one or multiple inner rings, and one or multiple outer rings |
| CN201757233U (en) * | 2010-07-26 | 2011-03-09 | 江阴新仁科技有限公司 | Hindrance-free rotary joint |
| CN203670509U (en) * | 2014-01-20 | 2014-06-25 | 温岭市鑫标精密轴承有限公司 | Heat dissipating bearing |
| CN204113892U (en) * | 2014-10-06 | 2015-01-21 | 蚌埠雷诺真空技术有限公司 | High temperature rolling bearing |
| CN204784210U (en) * | 2015-06-02 | 2015-11-18 | 宁波市鄞州金鑫轴承五金有限公司 | Take bearing of intercommunicating pore |
| CN206159296U (en) * | 2016-11-01 | 2017-05-10 | 广东中能加速器科技有限公司 | Hydrologic cycle heat exchange device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107575492A (en) * | 2017-10-24 | 2018-01-12 | 无锡民联汽车零部件有限公司 | Water cooling high-efficiency heat radiating type bearing |
| CN114624020A (en) * | 2021-11-17 | 2022-06-14 | 浙江航驱汽车科技有限公司 | Steering gear running state cooling system device |
| CN116576199A (en) * | 2023-07-14 | 2023-08-11 | 德力佳传动科技(江苏)股份有限公司 | High-speed shaft bearing cooling device of wind power gear box |
| CN116576199B (en) * | 2023-07-14 | 2023-09-12 | 德力佳传动科技(江苏)股份有限公司 | High-speed shaft bearing cooling device of wind power gear box |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106286616A (en) | A kind of water circulating heat-exchanging device | |
| CN206159296U (en) | Hydrologic cycle heat exchange device | |
| CN103307440B (en) | Special rotating joint for ultra-low-temperature fluid loading and unloading arm | |
| CN103671969B (en) | A kind of outer wash sterile formula mixing-preventing valve of two butterfly plate | |
| CN108429402A (en) | A kind of motor cooling based on coolant liquid | |
| CN109630552A (en) | A kind of water circulating heat-exchanging device | |
| CN101938191A (en) | Dry-submarine dual-purpose motor system | |
| CN207334040U (en) | A kind of rotatable connector of high-voltage high-speed | |
| CN207454967U (en) | A kind of high intensity PE pipes | |
| ITPN20070006A1 (en) | "PERFECTED SPHERICAL SOLAR COLLECTOR" | |
| CN205560064U (en) | Rotating -barrel way fluid transition water sealing device returns | |
| CN106208526A (en) | The weather resistant motor of vortex water-cooled, air-cooled dual intensity cooling | |
| CN206600473U (en) | A kind of hot joint of rotation based on magnet fluid sealing | |
| CN109412310B (en) | Cylinder type oil-submersible linear motor protector | |
| CN208535180U (en) | A kind of water cooling turnover panel gate valve | |
| CN207701778U (en) | Integrated form cupuliform tube coupling | |
| CN206299712U (en) | A kind of low friction universal joint bearing | |
| CN207514087U (en) | A kind of associated sealing arrangement for bearings and high-temperature melting salt pump and submerged pump including the device | |
| CN205559570U (en) | High leakproofness deep groove ball bearing | |
| CN106678457B (en) | A kind of storage station's water-impervious water transport structure | |
| CN207297891U (en) | A kind of mechanically-sealing apparatus | |
| CN204194435U (en) | A kind of hot line rolling line orbit motor water-proof protection device | |
| CN205761482U (en) | A kind of water-cooled ball mill | |
| CN203771001U (en) | Oil supplementing balance mechanism, pulley assembly with same and underwater operation machine | |
| CN217056657U (en) | High-temperature medium conveying heat-insulating pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170104 |