CN206801861U - A kind of mechanically-sealing apparatus of impeller pump - Google Patents
A kind of mechanically-sealing apparatus of impeller pump Download PDFInfo
- Publication number
- CN206801861U CN206801861U CN201720547200.8U CN201720547200U CN206801861U CN 206801861 U CN206801861 U CN 206801861U CN 201720547200 U CN201720547200 U CN 201720547200U CN 206801861 U CN206801861 U CN 206801861U
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- Prior art keywords
- ring
- stationary
- sealing
- seal receptacle
- rotating
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Abstract
The utility model discloses a kind of mechanically-sealing apparatus of impeller pump, including the pump housing, the end face of the pump housing is provided with rotating shaft, and the pump housing is provided with the mounting hole being engaged with rotating shaft, the mounting hole is provided with seal receptacle, the interior of the seal receptacle is provided with stationary ring and rotating ring, and stationary ring and rotating ring end face connect, the first sealing ring is provided between the rotating ring and rotating shaft, side of the stationary ring away from rotating ring is provided with stationary seat, the second sealing ring is provided between the stationary seat and seal receptacle, side of the stationary seat away from stationary ring is provided with sealing ring flat-plate, sealing ring flat-plate is vertically mounted on seal receptacle, sealing ring flat-plate is vertically provided with postive stop baffle away from seal receptacle one end, tell that side of the sealing ring flat-plate away from rotating shaft is provided with second spring, and stationary seat is connected by second spring with seal receptacle, side of the rotating ring away from stationary ring is provided with rotating seat.The utility model is simple in construction, effectively reduces the possibility of the elastic failure of spring, substantially increases the sealing effectiveness of impeller pump.
Description
Technical field
It the utility model is related to impeller pump field, more particularly to a kind of mechanically-sealing apparatus of impeller pump.
Background technology
Impeller pump is also known as colloid pump, lobe pump, three blade pump, general-purpose delivery pump etc., and impeller pump belongs to displacement pump, it be by
The periodicity of multiple fixed volumes conveying unit in working chamber is converted the purpose that reaches trandfer fluid.The machine of motor
Tool can be converted into the pressure energy of trandfer fluid by pump, the flow of pump be solely dependent upon working chamber volume changing value and its
Change frequency in unit interval, and it is (in theory) unrelated with discharge pressure；Impeller pump in the course of the work indeed through
The rotor of a pair of synchronous rotaries.Rotor has a pair of synchromesh gears in casing to be driven, and rotor enters under the drive of major-minor axle
The synchronous opposite direction rotation of row.The volume of pump is set to change, so as to form higher vacuum and discharge pressure.It is particularly suitable for defending
Raw level medium and corrosivity, the conveying of high viscosity medium.
Rotor pump mechanical sealing is by a pair or several to making the relative end face slided in Fluid pressure and compensation perpendicular to axle
Elastic force (or magnetic force) effect of mechanism is lower to be kept being bonded and is equipped with auxiliary seal and reaches the gland seal device of Drain Resistance.Conventional impeller pump
Mechanical seal structure is made up of elements such as stationary ring, rotating ring, spring and sealing rings.Because the medium flow field of conveying enters stationary seat and the pump housing
Between cavity after, once accumulation, can make the elastic failure of spring, so as to add the probability of whole mechanical seal failure, be
We have devised a kind of mechanically-sealing apparatus of impeller pump to solve problem above for this.
Utility model content
The purpose of this utility model is and the machine of a kind of impeller pump proposed in order to solve shortcoming present in prior art
Tool sealing device.
To achieve these goals, the utility model employs following technical scheme：
A kind of mechanically-sealing apparatus of impeller pump, including the pump housing, the end face of the pump housing is provided with rotating shaft, and the pump housing is provided with
The mounting hole being engaged with rotating shaft, the mounting hole are provided with seal receptacle, and the interior of the seal receptacle is provided with stationary ring and rotating ring, and quiet
Ring and rotating ring end face connect, and the first sealing ring is provided between the rotating ring and rotating shaft, and side of the stationary ring away from rotating ring is provided with
Stationary seat, is provided with the second sealing ring between the stationary seat and seal receptacle, side of the stationary seat away from stationary ring is provided with sealing
Ring flat-plate, the sealing ring flat-plate are vertically mounted on seal receptacle, and the sealing ring flat-plate is vertically provided with limiting block away from seal receptacle one end
Plate, the stationary seat are provided with the Telescopic path being engaged with postive stop baffle, and the postive stop baffle is close to the side of sealing ring flat-plate
It is connected by the first spring with Telescopic path, tells that side of the sealing ring flat-plate away from rotating shaft is provided with second spring, and stationary seat leads to
Cross second spring with seal receptacle to be connected, side of the rotating ring away from stationary ring is provided with rotating seat.
Preferably, side of the rotating seat away from rotating ring is provided with closure.
Preferably, the closure is connected with seal receptacle, and closure is provided with the 3rd sealing ring close to the side of seal receptacle.
Preferably, the seal receptacle is fixed by screws on the pump housing.
Preferably, the postive stop baffle is provided with sealing rubber pad close to the side of sealing ring flat-plate.
Preferably, the outside of the seal receptacle is provided with the shaft shoulder.
Compared with prior art, the beneficial effects of the utility model are：In the utility model, by second spring both sides
Sealing ring flat-plate and the second sealing ring are respectively equipped with, can prevent medium from flowing in second spring, by sealing ring flat-plate and stationary seat
Cooperation, directly stationary seat and stationary ring can be taken out of when dismantling seal receptacle, dismounting it is convenient, apparatus structure is simple, effectively
The possibility of the elastic failure of spring is reduced, substantially increases the sealing effectiveness of impeller pump.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of impeller pump mechanically-sealing apparatus structural representation；
Fig. 2 be the utility model proposes a kind of impeller pump mechanically-sealing apparatus stationary seat sectional view.
In figure：1 pump housing, 2 rotating shafts, 3 seal receptacles, 4 stationary rings, 5 rotating rings, 6 stationary seats, 7 sealing ring flat-plates, 8 postive stop baffles, 9 the
Two springs, 10 rotating seats, 11 first sealing rings, 12 second sealing rings, 13 closures, 14 the 3rd sealing rings.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.
Reference picture 1-2, a kind of mechanically-sealing apparatus of impeller pump, including the pump housing 1, the end face of the pump housing 1 are provided with rotating shaft 2, and
The pump housing 1 is provided with the mounting hole being engaged with rotating shaft 2, and mounting hole is provided with seal receptacle 3, and the outside of seal receptacle 3 is provided with the shaft shoulder, close
Envelope seat 3 is fixed on the pump housing 1 by fastener, and the interior of seal receptacle 3 is provided with stationary ring 4 and rotating ring 5, and stationary ring 4 and the end face phase of rotating ring 5
Connect, be provided with the first sealing ring 11 between rotating ring 5 and rotating shaft 2, side of the stationary ring 4 away from rotating ring 5 is provided with stationary seat 6, stationary seat 6 with
The second sealing ring 12 is provided between seal receptacle 3, side of the stationary seat 6 away from stationary ring 4 is provided with sealing ring flat-plate 7, and sealing ring flat-plate 7 is vertical
On seal receptacle 3, sealing ring flat-plate 7 is vertically provided with postive stop baffle 8 away from the one end of seal receptacle 3, and postive stop baffle 8 is close to sealing ring
The side of plate 7 is provided with sealing rubber pad, and stationary seat 6 is provided with the Telescopic path being engaged with postive stop baffle 8, and postive stop baffle 8 leans on
The side of nearly sealing ring flat-plate 7 is connected by the first spring with Telescopic path, tells that side of the sealing ring flat-plate 7 away from rotating shaft 2 is provided with
Second spring 9, and stationary seat 6 is connected by second spring 9 with seal receptacle 3, side of the rotating ring 5 away from stationary ring 4 is provided with rotating seat
10, side of the rotating seat 10 away from rotating ring 5 is provided with closure 13, and closure 13 is connected with seal receptacle 3, and closure 13 is close to close
The side of envelope seat 3 is provided with the 3rd sealing ring 14.
Operation principle：During work, rotating ring 5 rotates with rotating shaft 2, and closure 13 can prevent medium from flowing into seal receptacle 3, the
The both sides of two springs 9 are respectively equipped with the sealing sealing ring 12 of ring flat-plate 7 and second, can prevent medium from flowing in second spring 9, spacing
Baffle plate 8 can prevent stationary seat and sealing ring flat-plate 7 from departing from, can be close in dismounting by sealing the cooperation of ring flat-plate 7 and stationary seat 6
When sealing seat 3, directly stationary seat 6 and stationary ring 4 are taken out of, dismounting is convenient, and apparatus structure is simple, effectively reduces the elasticity mistake of spring
The possibility of effect, substantially increase the sealing effectiveness of impeller pump.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (6)
1. a kind of mechanically-sealing apparatus of impeller pump, including the pump housing (1), it is characterised in that the end face of the pump housing (1), which is provided with, to be turned
Axle (2), and the pump housing (1) is provided with the mounting hole being engaged with rotating shaft (2), the mounting hole is provided with seal receptacle (3), described close
The interior of envelope seat (3) is provided with stationary ring (4) and rotating ring (5), and stationary ring (4) and rotating ring (5) end face connect, the rotating ring (5) and rotating shaft
(2) the first sealing ring (11) is provided between, side of the stationary ring (4) away from rotating ring (5) is provided with stationary seat (6), the stationary ring
The second sealing ring (12) is provided between seat (6) and seal receptacle (3), side of the stationary seat (6) away from stationary ring (4) is provided with sealing
Ring flat-plate (7), the sealing ring flat-plate (7) are vertically mounted on seal receptacle (3), and the sealing ring flat-plate (7) is away from seal receptacle (3) one end
Vertical to be provided with postive stop baffle (8), the stationary seat (6) is provided with the Telescopic path being engaged with postive stop baffle (8), described spacing
Baffle plate (8) is connected close to the side of sealing ring flat-plate (7) by the first spring with Telescopic path, is told that sealing ring flat-plate (7) is remote and is turned
The side of axle (2) is provided with second spring (9), and stationary seat (6) is connected by second spring (9) with seal receptacle (3), the rotating ring
(5) side away from stationary ring (4) is provided with rotating seat (10).
2. the mechanically-sealing apparatus of a kind of impeller pump according to claim 1, it is characterised in that the rotating seat (10) is remote
Side from rotating ring (5) is provided with closure (13).
A kind of 3. mechanically-sealing apparatus of impeller pump according to claim 1 or 2, it is characterised in that the closure
(13) it is connected with seal receptacle (3), and closure (13) is provided with the 3rd sealing ring (14) close to the side of seal receptacle (3).
4. the mechanically-sealing apparatus of a kind of impeller pump according to claim 1, it is characterised in that the seal receptacle (3) is logical
Fastener is crossed to be fixed on the pump housing (1).
A kind of 5. mechanically-sealing apparatus of impeller pump according to claim 1, it is characterised in that the postive stop baffle (8)
Sealing rubber pad is provided with close to the side of sealing ring flat-plate (7).
6. the mechanically-sealing apparatus of a kind of impeller pump according to claim 1, it is characterised in that the seal receptacle (3)
Outside is provided with the shaft shoulder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720547200.8U CN206801861U (en) | 2017-05-17 | 2017-05-17 | A kind of mechanically-sealing apparatus of impeller pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720547200.8U CN206801861U (en) | 2017-05-17 | 2017-05-17 | A kind of mechanically-sealing apparatus of impeller pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206801861U true CN206801861U (en) | 2017-12-26 |
Family
ID=60740034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720547200.8U Expired - Fee Related CN206801861U (en) | 2017-05-17 | 2017-05-17 | A kind of mechanically-sealing apparatus of impeller pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206801861U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112502967A (en) * | 2020-11-30 | 2021-03-16 | 强大泵业集团行唐泵业有限公司 | Mechanical sealing structure of high-pressure rotor pump |
| CN112628232A (en) * | 2020-12-08 | 2021-04-09 | 徐州市中液液压科技有限公司 | Integrated multi-cylinder synchronous hydraulic oil cylinder |
-
2017
- 2017-05-17 CN CN201720547200.8U patent/CN206801861U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112502967A (en) * | 2020-11-30 | 2021-03-16 | 强大泵业集团行唐泵业有限公司 | Mechanical sealing structure of high-pressure rotor pump |
| CN112628232A (en) * | 2020-12-08 | 2021-04-09 | 徐州市中液液压科技有限公司 | Integrated multi-cylinder synchronous hydraulic oil cylinder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20171226 Termination date: 20210517 |