CN206636776U - A kind of rotor pump packing structure and there is its impeller pump - Google Patents
A kind of rotor pump packing structure and there is its impeller pump Download PDFInfo
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- CN206636776U CN206636776U CN201720277145.5U CN201720277145U CN206636776U CN 206636776 U CN206636776 U CN 206636776U CN 201720277145 U CN201720277145 U CN 201720277145U CN 206636776 U CN206636776 U CN 206636776U
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Abstract
The utility model provides a kind of rotor pump packing structure and has its impeller pump, wherein, rotor pump packing structure includes：First stationary ring, the second stationary ring and and appearance liquid space.Wherein, hold liquid space, be arranged between the first stationary ring and the second stationary ring, be in communication with the outside by connecting line, for accommodating coolant and/or lubricating fluid；Hold liquid space connect with the seam between the seam between the first stationary ring and rotating shaft and the second stationary ring and rotating shaft, during causing axis of rotation, can enter seam positioned at the coolant and/or lubricating fluid held inside liquid space, rubbed and reduction temperature so as to reduce.Compared with the inwall of prior art stationary ring and the direct dry friction of the outer wall of rotating shaft, rotor pump packing structure of the present utility model, due to reducing friction and drop bottom temperature, the working life of the first stationary ring and the second stationary ring substantially prolongs.
Description
Technical field
It the utility model is related to rotor pump technical field, and in particular to a kind of rotor pump packing structure and there is its rotor
Pump.
Background technology
Impeller pump, also known as colloid pump, vane pump, general-purpose delivery pump, especially suitable for transfer of highly viscous, high concentration and any
Medium containing particle, the material through its conveying can keep original quality constant, and will not rise in course of conveying any
Physical and chemical reaction.
During rotor pump work, material bears elevated pressures in rotor pump output terminal, it is easy between from the circumference of axle and the pump housing
Revealed in gap, therefore, it is necessary to carry out sealing.At present, the sealing of impeller pump mainly uses mechanical seal and packing seal.
In the prior art, a kind of common rotor pump packing structure is that stationary ring is arranged in the pump housing, good in order to ensure
Sealing effectiveness, the inwall of stationary ring and the outer wall of rotating shaft are brought into close contact, but do not follow rotating shaft to rotate together, are adopted between stationary ring and the pump housing
Sealed with O-ring.The defects of this structure setting, is：During axis of rotation, the inwall of stationary ring and the direct unlubricated friction of the outer wall of rotating shaft
Wipe, cause stationary ring easily to wear, shortened working life, add maintenance replacement cost, once and stationary ring wear, material meeting
Leakage, influences equipment and personal safety.
The content of the invention
Therefore, the technical problems to be solved in the utility model is to overcome the stationary ring of rotor pump packing structure in the prior art
Rotate friction between inwall and rotating shaft outer wall, causes stationary ring easily to wear, so that the technological deficiency that working life is short, so as to
A kind of frictional force that can be reduced between stationary ring inwall and rotating shaft outer wall is provided, and then the impeller pump for extending stationary ring working life is close
Seal structure.
The utility model also provides a kind of impeller pump with above-mentioned rotor pump packing structure.
Therefore, the utility model provides a kind of rotor pump packing structure, including：
First stationary ring, it is fixedly mounted on the madial wall towards rotating shaft side of the pump housing, and is leaned on by the first mounting structure
Nearly rotor is set, and rotatable sealing connects between the inwall of first stationary ring and the outer wall of the rotating shaft；
Second stationary ring, the pump housing is fixedly mounted on towards on the inwall of the rotating shaft side by the second mounting structure,
And set away from the rotor, rotatable sealing connects between the inwall of second stationary ring and the outer wall of the rotating shaft；
Hold liquid space, be arranged between first stationary ring and second stationary ring, be in communication with the outside by connecting line,
For accommodating coolant and/or lubricating fluid；The seam held between liquid space and first stationary ring and the rotating shaft and
Second stationary ring connects with the seam between the rotating shaft, during causing the axis of rotation, in the appearance liquid space
The coolant and/or lubricating fluid in portion can enter the seam, so as to reduce friction and reduce temperature.
As a kind of preferred scheme, first mounting structure includes：
First annular projection, the pump housing is arranged on towards on the inwall of the rotating shaft side；
Second annular lug, it is oppositely arranged with the first annular projection, centre is formed for installing first stationary ring
The first mounting groove.
As a kind of preferred scheme, first mounting structure also includes：
First sealing ring, installed in the described first installation trench bottom, for being tightly connected first stationary ring and the pump
Body.
As a kind of preferred scheme, the first annular projection and second annular lug respectively with the rotating shaft outer wall
Relative to form the first gap and the second gap, second gap connects with the appearance liquid space, and the height in second gap
Height of the degree more than first gap.
As a kind of preferred scheme, second mounting structure includes：
3rd annular lug, the pump housing is arranged on towards on the inwall of the rotating shaft side；
Fourth annular projection, it is oppositely arranged with the 3rd annular lug, centre is formed for installing second stationary ring
The second mounting groove.
As a kind of preferred scheme, second mounting structure also includes：
Second sealing ring, installed in the described second installation trench bottom, for being tightly connected second stationary ring and the pump
Body.
As a kind of preferred scheme, the 3rd annular lug and the fourth annular projection respectively with the rotating shaft outer wall
Relative to form third space and the 4th gap, the third space connects with the appearance liquid space, and the height of the third space
Height of the degree more than the 4th gap.
As a kind of preferred scheme, on the inwall of the direction rotating shaft of first stationary ring and/or second stationary ring
Provided with least one annular groove, shape is split in the inner side of first stationary ring and/or second stationary ring by the annular groove
As multiple annular protrusions being distributed side by side.
As a kind of preferred scheme, in addition to inlet opening and fluid hole, it is arranged on the pump housing, there is internal thread, with
The connecting line matches, for the connecting line to be fixedly mounted.
The utility model also provides a kind of impeller pump, is provided with rotor pump packing structure as described above.
Rotor pump packing structure provided by the utility model and there is its impeller pump, there is advantages below：
1. a kind of rotor pump packing structure of the present utility model, including：First stationary ring, the second stationary ring and and appearance liquid space.
Wherein, hold liquid space, be arranged between the first stationary ring and the second stationary ring, be in communication with the outside by connecting line, it is cold for accommodating
But liquid and/or lubricating fluid；Hold connecing between the seam between liquid space and the first stationary ring and rotating shaft and the second stationary ring and rotating shaft
Seam connection, during causing axis of rotation, can enter seam positioned at the coolant and/or lubricating fluid held inside liquid space, so that
Reduce friction and reduce temperature.Compared with the inwall of prior art stationary ring and the direct dry friction of the outer wall of rotating shaft, the utility model
Rotor pump packing structure, due to reduce friction and drop bottom temperature, substantially prolongs the work of the first stationary ring and the second stationary ring
In the life-span, in addition, even if there is a small amount of material to be revealed at the first stationary ring, the material of leakage can rapidly dissolve in coolant or profit
In synovia, and by being discharged in the calm liquid space of connecting pipe, without solidification and crystallization, the first stationary ring and are further extended
The working life of two stationary rings.
2. a kind of rotor pump packing structure of the present utility model, the first mounting structure include：First annular projection, is arranged on
The pump housing is towards on the inwall of rotating shaft side；Second annular lug, it is oppositely arranged with first annular projection, centre is formed for installing
First mounting groove of the first stationary ring.Because first annular projection and the second annular lug are integrally formed on the pump housing, centre is formed
For installing the first mounting groove of the first stationary ring, this structure setting mode make it that the first stationary ring of installation is very efficient and convenient.
3. a kind of rotor pump packing structure of the present utility model, first annular projection and the second annular lug respectively with rotating shaft
Outer wall is relative to form the first gap and the second gap, and the second gap connects with holding liquid space, and the height in the second gap is more than the
The height in one gap.The height in the first gap is set smaller, reduces the material of rotor side and the contact surface of the first stationary ring
Product, so as to be not easy to reveal, the height in the second gap is set larger, increases the first stationary ring with holding the contact area of liquid space,
Coolant/or lubricating fluid can be more allowed to be contacted with the first stationary ring, so as to preferably play a part of cooling down or lubricate.
4. a kind of rotor pump packing structure of the present utility model, the second mounting structure include：3rd annular lug, is arranged on
The pump housing is towards on the inwall of rotating shaft side；Fourth annular projection, it is oppositely arranged with the 3rd annular lug, centre is formed for installing
Second mounting groove of the second stationary ring.Because the 3rd annular lug and fourth annular projection are integrally formed on the pump housing, centre is formed
For installing the second mounting groove of the second stationary ring, this structure setting mode make it that the second stationary ring of installation is very efficient and convenient.
5. a kind of rotor pump packing structure of the present utility model, the 3rd annular lug and fourth annular projection respectively with rotating shaft
Outer wall is relative to form third space and the 4th gap, third space connect with water space capacity, and the height of third space is more than the
The height in four gaps.The height setting of third space is larger, increases the second stationary ring with holding the contact area of liquid space, Neng Gougeng
Coolant/or lubricating fluid is allowed to be contacted with the second stationary ring more, so as to preferably play a part of cooling down or lubricate, between the 4th
Gap is set smaller, and the dust or impurity for reducing the external world are entered in the pump housing.
6. a kind of rotor pump packing structure of the present utility model, the first stationary ring and/or the second stationary ring towards in rotating shaft
Wall is provided with least one annular groove, and the segmentation of the inner side of the first stationary ring and/or the second stationary ring is formed as multiple by annular groove
The annular protrusion being distributed side by side.By setting annular groove, so that there is more coolants/lubricating fluid enters first quiet
In gap between ring and/or the second stationary ring and rotating shaft, so as to reduce friction and reduce temperature, the first stationary ring and second quiet is extended
The working life of ring.
7. a kind of impeller pump of the present utility model, there is rotor pump packing structure as described above, as a result of above-mentioned
Rotor pump packing structure, thus have naturally because using all advantages caused by above-mentioned rotor pump packing structure.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme in prior art or the utility model embodiment, below to existing
There is the accompanying drawing used in technology or embodiment description to be briefly described, it should be apparent that, for the common skill in this area
For art personnel, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of rotor pump packing structure in the present embodiment.
Fig. 2 is the enlarged diagram of part A in Fig. 1.
Reference：1st, the first stationary ring；10th, the first sealing ring；11st, first annular projection；12nd, the second annular lug；13、
First mounting groove；14th, the first gap；15th, the second gap；16th, annular groove；2nd, the second stationary ring；20th, the second sealing ring；21st,
Three annular lugs；22nd, fourth annular projection；23rd, the second mounting groove；24th, third space；25th, the 4th gap；3rd, the pump housing；31st, enter
Fluid apertures；32nd, fluid hole；4th, rotor；5th, rotating shaft；6th, liquid space is held；7th, the 3rd sealing ring；8th, locking nut；9th, the 4th sealing ring.
Embodiment
The technical solution of the utility model is described with reference to Figure of description, it is clear that following embodiments are not
It is the whole embodiment of the utility model.Based on the embodiment described by the utility model, those of ordinary skill in the art are not having
There is the every other embodiment made and obtained under the premise of other creative works, belong to the scope of protection of the utility model.
It should be noted that in description of the present utility model, term " first ", " second " are only used for describing purpose, and
It is not intended that instruction or hint relative importance.It is in addition, involved in the utility model different embodiments disclosed below
As long as and technical characteristic do not form each other conflict can be combined with each other.
Embodiment 1
The present embodiment provides a kind of rotor pump packing structure, as shown in Figure 1-2, including：First stationary ring 1, pass through the first peace
Assembling structure is fixedly mounted on the madial wall towards the side of rotating shaft 5 of the pump housing 3, and is set close to rotor 4, first stationary ring 1
Inwall and the rotating shaft 5 outer wall between rotatable sealing connect；Second stationary ring 2, it is fixedly mounted by the second mounting structure
Set on inwall of the pump housing 3 towards the side of rotating shaft 5, and away from the rotor 4, the inwall of second stationary ring 2
Rotatable sealing is connected between the outer wall of the rotating shaft 5；Hold liquid space 6, be arranged on first stationary ring 1 and described second quiet
Between ring 2, it is in communication with the outside by connecting line, for accommodating coolant and/or lubricating fluid；It is described appearance liquid space 6 with it is described
The seam between seam and second stationary ring 2 and the rotating shaft 5 between first stationary ring 1 and the rotating shaft 5 connects, with
During so that the rotating shaft 5 rotating, the coolant and/or lubricating fluid inside the appearance liquid space 6 can enter described
Seam, so as to reduce friction and reduce temperature.
The rotor pump packing structure of the present embodiment, due to reducing friction and drop bottom temperature, it substantially prolongs the first stationary ring 1
With the working life of the second stationary ring 2, in addition, even if there is a small amount of material to be revealed at the first stationary ring 1, the material of leakage can be fast
Speed is dissolved in coolant or lubricating fluid, and by being discharged in the calm liquid space 6 of connecting pipe, without solidification and crystallization, enters one
Step extends the working life of the first stationary ring 1 and the second stationary ring 2.
In the present embodiment, first mounting structure includes：First annular projection 11, the pump housing 3 is arranged on towards institute
On the inwall for stating the side of rotating shaft 5；Second annular lug 12, it is oppositely arranged with the first annular projection 11, centre, which is formed, to be used for
First mounting groove 13 of first stationary ring 1 is installed.Because the first annular annular lug 12 of projection 11 and second is integrally formed
On the pump housing 3, centre forms the first mounting groove 13 for installing the first stationary ring 1, and this structure setting mode causes installation first
Stationary ring 1 is very efficient and convenient.
In this implementation, first mounting structure also includes：First sealing ring 10, installed in the bottom of the first mounting groove 13
Portion, for being tightly connected first stationary ring 1 and the pump housing 3.
The rotor pump packing structure of this implementation, the first annular projection 11 and second annular lug 12 respectively with institute
The outer wall of rotating shaft 5 the first gap 14 of relative formation and the second gap 15 are stated, second gap 15 connects with the appearance liquid space 6,
And the height in second gap 15 is more than the height in first gap 14.The height in the first gap 14 is set smaller, is subtracted
Lacked the material of rotor side and the contact area of the first stationary ring 1, so as to be not easy to reveal, the height in the second gap 15 set compared with
Greatly, increase the first stationary ring 1 and hold the contact area of liquid space 6, can more allow coolant/or lubricating fluid and the first stationary ring
1 contact, so as to preferably play a part of cooling down or lubricate.
The rotor pump packing structure of this implementation, second mounting structure include：3rd annular lug 21, it is arranged on described
The pump housing 3 is towards on the inwall of the side of rotating shaft 5；Fourth annular projection 22, it is oppositely arranged with the 3rd annular lug 21, in
Between form the second mounting groove 23 for installing second stationary ring 2.Due to the 3rd annular lug 21 and fourth annular projection 22
It is integrally formed on the pump housing 3, centre forms the second mounting groove 23 for installing the second stationary ring 2, and this structure setting mode makes
It is very efficient and convenient that second stationary ring must be installed.
In the present embodiment, second mounting structure also includes：Second sealing ring 20, installed in second mounting groove 23
Bottom, for being tightly connected second stationary ring 2 and the pump housing 3.
The rotor pump packing structure of the present embodiment, the 3rd annular lug 21 and the fourth annular projection 22 respectively with
The outer wall of rotating shaft 5 is relative to form the gap 25 of third space 24 and the 4th, and the third space 24 connects with the appearance liquid space 6
It is logical, and the height of the third space 24 is more than the height in the 4th gap 25.The height of third space 24 sets larger, increasing
Big contact area of second stationary ring 2 with holding liquid space 6, can more allow coolant/or lubricating fluid to be connect with the second stationary ring 2
Touch, so as to preferably play a part of cool down or lubricate, the 4th gap 25 set it is smaller, reduce the external world dust or
Impurity is entered in the pump housing 3.
Turn described in the direction of the rotor pump packing structure of the present embodiment, first stationary ring 1 and/or second stationary ring 2
The inwall of axle 5 is provided with least one annular groove 16, and the annular groove 16 is by first stationary ring 1 and/or described second
The inner side segmentation of stationary ring 2 is formed as multiple annular protrusions being distributed side by side.By setting annular groove 16, so that having more
Coolant/lubricating fluid enter in the gap between the first stationary ring 1 and/or the second stationary ring 2 and rotating shaft 5, so as to reduce friction and
Temperature is reduced, extends the working life of the first stationary ring 1 and the second stationary ring 2.
In the present embodiment, in addition to inlet opening 31 and fluid hole 32, it is arranged on the pump housing 3, there is internal thread, with institute
State connecting line to match, for the connecting line to be fixedly mounted.
The rotor pump packing structure of the present embodiment, in addition to the 3rd sealing ring 7, it is arranged on the rotor 4 and the rotating shaft 5
Between, for sealing the rotor 4 and rotating shaft 5.
The rotor pump packing structure of the present embodiment, described one end of rotating shaft 5 is installed with locking nut 8, for limiting
The position of rotor 4 is stated, the 4th sealing ring 9 is provided between the locking nut 8 and the rotor 4, for sealing the He of rotor 4
The rotating shaft 5.
Embodiment 2
The present embodiment provides a kind of impeller pump, is provided with the rotor pump packing structure being performed as described above described in example 1, due to using
Above-mentioned rotor pump packing structure, thus have naturally because using all advantages caused by above-mentioned rotor pump packing structure.
Obviously, above-described embodiment is only intended to clearly illustrate example, and is not the restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among changing still in the scope of protection of the utility model.
Claims (10)
- A kind of 1. rotor pump packing structure, it is characterised in that：Including：First stationary ring (1), it is fixedly mounted on by the first mounting structure on the madial wall towards rotating shaft (5) side of the pump housing (3), And set close to rotor (4), rotatable sealing is connected between the inwall and the outer wall of the rotating shaft (5) of first stationary ring (1)；Second stationary ring (2), the pump housing (3) is fixedly mounted on towards the interior of the rotating shaft (5) side by the second mounting structure On wall, and set away from the rotor (4), it is rotatable between the inwall of second stationary ring (2) and the outer wall of the rotating shaft (5) It is tightly connected；Hold liquid space (6), be arranged between first stationary ring (1) and second stationary ring (2), pass through connecting line and the external world Connection, for accommodating coolant and/or lubricating fluid；The appearance liquid space (6) and first stationary ring (1) and the rotating shaft (5) Between seam and second stationary ring (2) and the rotating shaft (5) between seam connect, with cause the rotating shaft (5) turn When dynamic, the seam can be entered positioned at the internal coolant of the appearance liquid space (6) and/or lubricating fluid, so as to reduce Friction and reduction temperature.
- 2. rotor pump packing structure according to claim 1, it is characterised in that：First mounting structure includes：First annular projection (11), the pump housing (3) is arranged on towards on the inwall of the rotating shaft (5) side；Second annular lug (12), it is oppositely arranged with the first annular projection (11), centre is formed for installing described first The first mounting groove (13) of stationary ring (1).
- 3. rotor pump packing structure according to claim 2, it is characterised in that：First mounting structure also includes：First sealing ring (10), installed in the first mounting groove (13) bottom, for be tightly connected first stationary ring (1) and The pump housing (3).
- 4. the rotor pump packing structure according to Claims 2 or 3, it is characterised in that：The first annular projection (11) and second annular lug (12) are relative with the rotating shaft (5) outer wall respectively to form the One gap (14) and the second gap (15), second gap (15) connects with the appearance liquid space (6), and second gap (15) height is more than the height of first gap (14).
- 5. rotor pump packing structure according to claim 1, it is characterised in that：Second mounting structure includes：3rd annular lug (21), the pump housing (3) is arranged on towards on the inwall of the rotating shaft (5) side；Fourth annular projection (22), it is oppositely arranged with the 3rd annular lug (21), centre is formed for installing described second The second mounting groove (23) of stationary ring (2).
- 6. rotor pump packing structure according to claim 5, it is characterised in that：Second mounting structure also includes：Second sealing ring (20), installed in the second mounting groove (23) bottom, for be tightly connected second stationary ring (2) and The pump housing (3).
- 7. the rotor pump packing structure according to claim 5 or 6, it is characterised in that：3rd annular lug (21) and the fourth annular projection (22) are relative with the rotating shaft (5) outer wall respectively to form the Three gaps (24) and the 4th gap (25), the third space (24) connects with the appearance liquid space (6), and the third space (24) height is more than the height of the 4th gap (25).
- 8. rotor pump packing structure according to claim 1, it is characterised in that：First stationary ring (1) and/or described The inwall of the direction rotating shaft (5) of two stationary rings (2) is provided with least one annular groove (16), and the annular groove (16) will The segmentation of the inner side of first stationary ring (1) and/or second stationary ring (2) is formed as multiple annular protrusions being distributed side by side.
- 9. rotor pump packing structure according to claim 1, it is characterised in that：Also include inlet opening (31) and fluid hole (32), it is arranged on the pump housing (3), there is internal thread, match with the connecting line, for the connection to be fixedly mounted Pipeline.
- 10. a kind of impeller pump, rotor pump packing structure as claimed in any one of claims 1-9 wherein is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720277145.5U CN206636776U (en) | 2017-03-21 | 2017-03-21 | A kind of rotor pump packing structure and there is its impeller pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720277145.5U CN206636776U (en) | 2017-03-21 | 2017-03-21 | A kind of rotor pump packing structure and there is its impeller pump |
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| Publication Number | Publication Date |
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| CN206636776U true CN206636776U (en) | 2017-11-14 |
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| CN201720277145.5U Active CN206636776U (en) | 2017-03-21 | 2017-03-21 | A kind of rotor pump packing structure and there is its impeller pump |
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| CN (1) | CN206636776U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115776037A (en) * | 2022-11-28 | 2023-03-10 | 重庆师范大学 | Optical rotation adjusting device utilizing liquid metal for heat conduction |
-
2017
- 2017-03-21 CN CN201720277145.5U patent/CN206636776U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115776037A (en) * | 2022-11-28 | 2023-03-10 | 重庆师范大学 | Optical rotation adjusting device utilizing liquid metal for heat conduction |
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