CN209444605U - A kind of connection of desulfurization stock pump impeller and sealing structure - Google Patents
A kind of connection of desulfurization stock pump impeller and sealing structure Download PDFInfo
- Publication number
- CN209444605U CN209444605U CN201822004758.9U CN201822004758U CN209444605U CN 209444605 U CN209444605 U CN 209444605U CN 201822004758 U CN201822004758 U CN 201822004758U CN 209444605 U CN209444605 U CN 209444605U
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- China
- Prior art keywords
- impeller
- sealing
- stock pump
- pump
- stock
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Abstract
The utility model discloses a kind of connection of desulfurization stock pump impeller and sealing structures, including impeller and stock pump pump shaft, position is provided with round end general flat key to the stock pump pump shaft between two sides and impeller up and down, the stock pump pump shaft right positions are provided with the fixed lid of impeller positioning, the impeller positions fixed lid outer right wall and is fixedly connected by hexagon socket head cap screw with stock pump pump shaft far from midline position, the impeller positions fixed lid right positions and is provided with sealing gland, the sealing gland outer right wall midline position is fixedly connected by sealing bolt with stock pump pump shaft, the utility model relates to MACHINERY JOINT fields, specially a kind of desulfurization stock pump impeller connection and sealing structure, fixed lid is positioned to impeller and sealing gland is designed effective connection structure of a kind of simple and not damaged original impeller and pump shaft, guarantee the reliable of stock pump torque transmitting Property, and there is the requirement of repeated removal location sealing, while improving disassembly efficiency, shortening the repair time.
Description
Technical field
The utility model relates to MACHINERY JOINT field, specially a kind of desulfurization stock pump impeller connection and sealing structure.
Background technique
Desulfurization stock pump impeller, is the chief component of desulfurization slurry centrifugal pump, and impeller needs and the fixed company of stock pump pump shaft
It connects, is rotated synchronously with stock pump pump shaft.It is connected between former desulfurization slurry impeller and stock pump pump shaft using double bond, impeller and stock pump pump shaft
Using the connection type of transition fit, the fixed lid of impeller positioning is threadedly coupled with sealing gland using closely-pitched sealing, can be applicable in
In middling speed rotating mechanism and can guarantee effectively to transmit torsional moment.But the fixed lid of impeller positioning is adopted with sealing gland
It is sealed and is threadedly coupled with closely-pitched, difficulty is big when disassembly every time, disassembly is difficult, reduces removal efficiency.
Therefore, for the trip service technical staff of this field, how fixed lid and sealing gland are positioned to impeller
It is designed effective connection structure of a kind of simple and not damaged original impeller and pump shaft, guarantees the reliable of stock pump torque transmitting
Property, and there is the requirement of repeated removal location sealing, while improving disassembly efficiency, shortening the repair time is the skill for needing to solve at present
Art problem.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of connection of desulfurization stock pump impeller and sealing structure, solution
Determined to impeller position fixed lid and sealing gland be designed simple one kind and not damaged original impeller and pump shaft it is effective
Connection structure guarantees the reliability of stock pump torque transmitting, and has the requirement of repeated removal location sealing, while improving dismounting effect
Rate shortens the problem of repair time.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of desulfurization stock pump impeller company
It connects and sealing structure, including impeller and stock pump pump shaft, position is provided with round end to the stock pump pump shaft between two sides and impeller up and down
General flat key, the stock pump pump shaft right positions are provided with the fixed lid of impeller positioning, and the impeller positions fixed lid outer right wall
It is fixedly connected by hexagon socket head cap screw with stock pump pump shaft far from midline position, the impeller positions fixed lid right positions and is provided with
Sealing gland, the sealing gland outer right wall midline position are fixedly connected by sealing bolt with stock pump pump shaft, the impeller
It is provided with the first O-ring seal with sealing gland link position, the sealing gland and sealing bolt link position are provided with
Second O-ring seal.
Preferably, the stock pump pump shaft right end face and be located at hexagon socket head cap screw the same horizontal position offer and its phase
With the first internal thread hole.
Preferably, the stock pump pump shaft right end face and it is located at sealing bolt the same horizontal position and offers and matched with its case
The second internal thread hole.
Preferably, the sealing gland and impeller faying face offer the first seal groove, the first O-ring seal setting
In the first seal groove cavity position.
Preferably, the sealing gland and sealing bolt faying face offer the second seal groove, second O-ring seal
It is set to the second seal groove cavity position.
Preferably, there are four the hexagon socket head cap screw settings.
(3) beneficial effect
The utility model provides a kind of connection of desulfurization stock pump impeller and sealing structure.Have it is following the utility model has the advantages that
Desulfurization stock pump impeller connection and sealing structure position fixed lid by impeller and are fixed to by being uniformly bolted
On stock pump pump shaft.Sealing gland and impeller step, which cooperate, positions fixed lid centre bore and stock pump pump shaft by impeller by sealing bolt
Centre bolt hole is connected and fixed on stock pump pump shaft, while sealing ring is arranged in each faying face.Realize that impeller and stock pump pump shaft are logical
Key, impeller positioning fixed lid, sealing gland, hexagon socket head cap screw, sealing bolt are crossed, axial restraint and seal request is realized, reaches
It has arrived and has had and repeated dismounting location sealing requirement, while the effect for improving disassembly efficiency, shortening the repair time.
Detailed description of the invention
Fig. 1 is the connection of the utility model desulfurization stock pump impeller and sealing structure overall schematic；
Fig. 2 is the connection of the utility model desulfurization stock pump impeller and sealing structure partial schematic diagram；
Fig. 3 is the utility model partial structurtes enlarged drawing.
In figure: 1 impeller, 2 stock pump pump shafts, 3 round end general flat keys, 4 impellers position fixed lid, 5 hexagon socket head cap screws, 6 sealings
Gland, 7 sealing bolts, 8 first O-ring seals, 9 second O-ring seals, 10 first internal thread holes, 11 second internal thread holes, 12
First seal groove, 13 second seal grooves.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-3, the utility model provides a kind of technical solution: a kind of connection of desulfurization stock pump impeller is tied with sealing
Structure, including impeller 1 and stock pump pump shaft 2, position is provided with round end general flat key 3 between about 2 two sides of stock pump pump shaft and impeller 1,
2 right positions of stock pump pump shaft are provided with impeller and position fixed lid 4, and it is logical far from midline position that impeller positions fixed 4 outer right wall of lid
It crosses hexagon socket head cap screw 5 to be fixedly connected with stock pump pump shaft 2, impeller positions fixed 4 right positions of lid and is provided with sealing gland 6, seals
6 outer right wall midline position of gland is fixedly connected by sealing bolt 7 with stock pump pump shaft 2, impeller 1 and with the connection of sealing gland 6
Position is provided with the first O-ring seal 8, and sealing gland 6 and 7 link position of sealing bolt are provided with the second O-ring seal 9, slurry
Pump 2 right end face of pump shaft and it is located at 5 the same horizontal position of hexagon socket head cap screw and offers and its first internal thread hole 10 that matches, slurry
Pump 2 right end face of pump shaft and be located at 7 the same horizontal position of sealing bolt offer with matched second internal thread hole 11 of its case, it is close
Sealed cover 6 and 1 faying face of impeller offer the first seal groove 12, and the first O-ring seal 8 is set to 12 inner cavity of the first seal groove position
It sets, sealing gland 6 and 7 faying face of sealing bolt offer the second seal groove 13, and the second O-ring seal 9 is set to the second sealing
13 cavity position of slot, there are four the settings of hexagon socket head cap screw 5, has reached solution and has set to the fixed lid of impeller positioning with sealing gland
The effective connection structure for counting a kind of simple and not damaged original impeller and pump shaft, guarantees the reliability of stock pump torque transmitting, and
With the requirement of repeated removal location sealing, while improving the purpose of disassembly efficiency, shortening repair time problem.
When installation, impeller 1, stock pump pump shaft 2,3 three of round end general flat key are first installed into fix in position, impeller is positioned solid
Lid 4 is determined by the way that on the fixed stock pump pump shaft 2 of hexagon socket head cap screw 5, the first O-ring seal 8, the second O-ring seal 9 are separately mounted to close
On sealed cover 6, sealing bolt 7, sealing gland 6 is fixed on stock pump pump shaft 2 with sealing bolt 7, demounting procedure and peace
Dress step positions fixed lid to impeller with sealing gland to be designed one kind simple and not damaged original on the contrary, having reached solution
Effective connection structure of impeller and pump shaft guarantees the reliability of stock pump torque transmitting, and has the requirement of repeated removal location sealing,
The purpose for improving disassembly efficiency simultaneously, shortening repair time problem.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions.By sentence " element limited including one ..., it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element ".
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of desulfurization stock pump impeller connection and sealing structure, including impeller (1) and stock pump pump shaft (2), it is characterised in that: described
Position is provided with round end general flat key (3) stock pump pump shaft (2) between two sides and impeller (1) up and down, on the right side of the stock pump pump shaft (2)
Position is provided with the fixed lid (4) of impeller positioning, and fixed lid (4) outer right wall of impeller positioning passes through interior six far from midline position
Corner bolt (5) is fixedly connected with stock pump pump shaft (2), and described fixed lid (4) right positions of impeller positioning are provided with sealing gland
(6), sealing gland (6) the outer right wall midline position is fixedly connected by sealing bolt (7) with stock pump pump shaft (2), described
Impeller (1) and sealing gland (6) link position are provided with the first O-ring seal (8), the sealing gland (6) and sealing bolt
(7) link position is provided with the second O-ring seal (9).
2. a kind of desulfurization stock pump impeller connection according to claim 1 and sealing structure, it is characterised in that: the stock pump pump
Axis (2) right end face and it is located at hexagon socket head cap screw (5) the same horizontal position and offers and match the first internal thread hole (10) with it.
3. a kind of desulfurization stock pump impeller connection according to claim 1 and sealing structure, it is characterised in that: the stock pump pump
Axis (2) right end face and be located at sealing bolt (7) the same horizontal position offer and matched second internal thread hole (11) of its case.
4. a kind of desulfurization stock pump impeller connection according to claim 1 and sealing structure, it is characterised in that: the sealing pressure
Lid (6) and impeller (1) faying face offer the first seal groove (12), and first O-ring seal (8) is set to the first seal groove
(12) cavity position.
5. a kind of desulfurization stock pump impeller connection according to claim 1 and sealing structure, it is characterised in that: the sealing pressure
Lid (6) and sealing bolt (7) faying face offer the second seal groove (13), and it is close that second O-ring seal (9) is set to second
Sealing groove (13) cavity position.
6. a kind of desulfurization stock pump impeller connection according to claim 1 and sealing structure, it is characterised in that: the interior hexagonal
There are four bolt (5) settings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822004758.9U CN209444605U (en) | 2018-12-02 | 2018-12-02 | A kind of connection of desulfurization stock pump impeller and sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822004758.9U CN209444605U (en) | 2018-12-02 | 2018-12-02 | A kind of connection of desulfurization stock pump impeller and sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209444605U true CN209444605U (en) | 2019-09-27 |
Family
ID=68012441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822004758.9U Expired - Fee Related CN209444605U (en) | 2018-12-02 | 2018-12-02 | A kind of connection of desulfurization stock pump impeller and sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209444605U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113443734A (en) * | 2020-03-24 | 2021-09-28 | 福建华电可门发电有限公司 | Desulfurization wastewater and slag water coupling system process |
-
2018
- 2018-12-02 CN CN201822004758.9U patent/CN209444605U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113443734A (en) * | 2020-03-24 | 2021-09-28 | 福建华电可门发电有限公司 | Desulfurization wastewater and slag water coupling system process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190927 Termination date: 20211202 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |