CN207848014U - A kind of connection structure of mechanical seal of feed pump cooling cylinder - Google Patents
A kind of connection structure of mechanical seal of feed pump cooling cylinder Download PDFInfo
- Publication number
- CN207848014U CN207848014U CN201820022558.3U CN201820022558U CN207848014U CN 207848014 U CN207848014 U CN 207848014U CN 201820022558 U CN201820022558 U CN 201820022558U CN 207848014 U CN207848014 U CN 207848014U
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- Prior art keywords
- screw
- connecting plate
- pressure
- feed pump
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Abstract
The utility model discloses a kind of connection structures of mechanical seal of feed pump cooling cylinder,Its structure includes screw,Baffle ring,Connecting plate,Nut,Spring,Level-one screw,Water pump connecting plate,Sealing ring,Anti pressure devices,Screw hole,Screw is connect with nut thread,Screw is located at the left end of baffle ring,Screw is threadedly coupled with connecting plate,Spring is located at the right end of baffle ring,Level-one screw is threadedly coupled with baffle ring,Level-one screw is threadedly coupled with water pump connecting plate,A kind of connection structure of mechanical seal of feed pump cooling cylinder of the utility model,Structure is equipped with anti pressure devices,Anti pressure devices are mounted on water pump connecting plate,By primary seal circle pipeline is fitted closely with feed pump,Feed pump enters flow inside anti pressure devices by pipeline,It is prevented by pressure-resisting plate because hydraulic pressure is excessive to damage connection structure,The hydraulic pressure that feed pump is brought is buffered by pressure reductor again,Reduce the hydraulic pressure inside pipeline,Connecting pin is prevented to burst,It ensure that the personal safety of personnel.
Description
Technical field
The utility model is a kind of connection structure of mechanical seal of feed pump cooling cylinder, belongs to industrial circle.
Background technology
The main function of mechanical seal of feed pump is reduced in operation to water loss, is effectively sealed in feed pump internal operation
Pressure water, cooling water need to be accessed when machine is enclosed in normal operation and is cooled down to it, the cooling water after cooling is with feed pump internal pressure
Water enters the feed water system of boiler.
Prior art discloses application No. is:201520655952.7 a kind of mechanical seal of feed pump cooling cylinder connection
Structure, structure include feed pump and cooling cylinder, are installed on feed pump there are two mechanical seal, two mechanical seals pass through respectively
Pipeline connects high-pressure feed water main pipe and low pressure feed water main pipe, and two mechanical seals are connected to cooling cylinder after converging by pipeline, cold
Stainless Steel Coil is but installed in cylinder, one end of Stainless Steel Coil is connected to two mechanical seals, the other end be connected to high pressure to
Jellyfish pipe, but the prior art connection structure resistance to compression is poor, when leading to water supply water supplying pump, is burst when internal pressure is excessive, to work
Personnel damage.
Utility model content
In view of the deficienciess of the prior art, the utility model aim is to provide a kind of mechanical seal of feed pump cooling cylinder
Connection structure, it is poor to solve prior art connection structure resistance to compression, it when leading to water supply water supplying pump, is burst when internal pressure is excessive, to work
The problem of being damaged as personnel.
To achieve the goals above, the utility model is to realize by the following technical solutions:A kind of feed pump machinery
The connection structure of cooling cylinder is sealed, structure includes screw, baffle ring, connecting plate, nut, spring, level-one screw, water pump connection
Plate, sealing ring, anti pressure devices, screw hole, the screw are connect with nut thread, and the screw is located at the left end of baffle ring, the spiral shell
Silk is threadedly coupled with connecting plate, and the spring is located at the right end of baffle ring, and the level-one screw is threadedly coupled with baffle ring, the level-one
Screw is threadedly coupled with water pump connecting plate, and the left surface of the sealing ring fits with the right surface of water pump connecting plate, described anti-
Pressure device is located at same axle center with water pump connecting plate, and the screw hole is integrated with water pump connecting plate, a left side for the spring
Surface and the right surface of baffle ring fit, and the right surface and the left surface of water pump connecting plate of the spring fit, the level-one
Screw is threadedly coupled with connecting plate, and the sealing ring is located at the right end of water pump connecting plate, and the anti pressure devices include pressure reductor, pipe
Road, primary seal circle, shell, pressure-resisting plate, level-one screw hole, the lower surface of the pressure reductor and the upper surface of pressure-resisting plate fit,
The pipeline is integrated with shell, and the right surface of the primary seal circle and the left surface of pressure reductor fit, described
Shell is integrated with level-one screw hole, and the pressure-resisting plate is located at the inside of shell.
Further, the right surface of the nut and the left surface of connecting plate fit.
Further, the spring wrap is in the outer surface of anti pressure devices.
Further, the level-one screw hole is connect with level-one screw thread.
Further, a diameter of 1cm of the screw hole, a height of 2cm.
Further, the screw hole is cylindrical structure.
Further, the screw is made of stainless steel, and hardness is high and is not easy to get rusty.
Advantageous effect
A kind of connection structure of mechanical seal of feed pump cooling cylinder of the utility model, structure are equipped with anti pressure devices, will resist
Pressure device is mounted on water pump connecting plate, by primary seal circle pipeline is fitted closely with feed pump, and feed pump is by flow
Entered inside anti pressure devices by pipeline, is prevented by pressure-resisting plate because hydraulic pressure is excessive to damage connection structure, then by subtracting
The hydraulic pressure that pressing plate buffering feed pump is brought, reduces the hydraulic pressure inside pipeline, it is therefore prevented that connecting pin is burst, and ensure that the person of personnel
Safety.
Description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model
Sign, objects and advantages will become more apparent upon:
Fig. 1 is a kind of structural schematic diagram of the connection structure of mechanical seal of feed pump cooling cylinder of the utility model;
Fig. 2 is a kind of cross-sectional view of anti pressure devices of the utility model.
In figure:It is screw -1, baffle ring -2, connecting plate -3, nut -4, spring -5, level-one screw -6, water pump connecting plate -7, close
Seal -8, anti pressure devices -9, screw hole -10, pressure reductor -901, pipeline -902, primary seal circle -903, shell -904, pressure-resisting plate -
905, level-one screw hole -906.
Specific implementation mode
To make the technical means, creative features, achievement of purpose, and effectiveness of the utility model be easy to understand, below
In conjunction with specific implementation mode, the utility model is expanded on further.
It please refers to Fig.1, Fig. 2, the utility model provides a kind of connection structure technical side of mechanical seal of feed pump cooling cylinder
Case:Its structure includes screw 1, baffle ring 2, connecting plate 3, nut 4, spring 5, level-one screw 6, water pump connecting plate 7, sealing ring 8, resists
Pressure device 9, screw hole 10, the screw 1 are threadedly coupled with nut 4, and the screw 1 is located at the left end of baffle ring 2, the screw 1 with
Connecting plate 3 is threadedly coupled, and the spring 5 is located at the right end of baffle ring 2, and the level-one screw 6 is threadedly coupled with baffle ring 2, and described one
Grade screw 6 is threadedly coupled with water pump connecting plate 7, and the left surface of the sealing ring 8 fits with the right surface of water pump connecting plate 7,
The anti pressure devices 9 are located at same axle center with water pump connecting plate 7, and the screw hole 10 is integrated with water pump connecting plate 7, institute
The left surface for stating spring 5 and the right surface of baffle ring 2 fit, the right surface of the spring 5 and the left surface phase of water pump connecting plate 7
Fitting, the level-one screw 6 are threadedly coupled with connecting plate 3, and the sealing ring 8 is located at the right end of water pump connecting plate 7, the resistance to compression
Device 9 includes pressure reductor 901, pipeline 902, primary seal circle 903, shell 904, pressure-resisting plate 905, level-one screw hole 906, described to subtract
The lower surface of pressing plate 901 and the upper surface of pressure-resisting plate 905 fit, and the pipeline 902 is integrated with shell 904, institute
The right surface and the left surface of pressure reductor 901 for stating primary seal circle 903 fit, and the shell 904 is one with level-one screw hole 906
Body structure, the pressure-resisting plate 905 are located at the inside of shell 904, the right surface of the nut 4 and the left surface phase of connecting plate 3
Fitting, the spring 5 are wound in the outer surface of anti pressure devices 9, and the level-one screw hole 906 is threadedly coupled with level-one screw 6, described
A diameter of 1cm of screw hole 10, a height of 2cm, the screw hole 10 are cylindrical structure, and the screw 1 is made of stainless steel, and hardness is high
And it is not easy to get rusty.
Screw 1 described in this patent is the physics and mathematical principle of the inclined-plane circular rotating and frictional force that utilize object,
The tool of implements parts is fastened by easy stages, and screw is the general saying of fastener, and daily pet phrase, screw is daily life
In indispensable industrial necessity, such as camera, glasses, clock and watch, the minimum screw that electronics etc. uses, TV is electrical to make
Product, musical instrument, the general screw of furniture etc., as engineering, building, bridge then uses large-scale screw, nut, traffic tool, aircraft,
Electric car, automobile etc. are then that big primary screw is used in combination, and screw industrially bears vital task, as long as there is industry on the earth, then
The function of screw is forever important, and screw is the joint invention in people's production and living over the past thousands of years, from the point of view of application field, it
The first major invention of the mankind, the spring 5 be it is a kind of using elasticity come the machine components of work, zero made of elastic material
Part deforms upon under external force, restores to the original state after removing external force, is generally made of spring steel again, and the type of spring is complicated more
Sample mainly has helical spring, scroll spring, flat spring, heterotypic spring etc. by shape point.
Anti pressure devices 9 are mounted on water pump connecting plate 7 when being used, by primary seal circle 903 so that pipeline
902 fit closely with feed pump, and feed pump enters flow inside anti pressure devices 9 by pipeline 902, anti-by pressure-resisting plate 905
Only because hydraulic pressure is excessive to damage connection structure, then the hydraulic pressure that feed pump is brought is buffered by pressure reductor 901, reduces pipeline
Hydraulic pressure inside 902, it is therefore prevented that connecting pin is burst, and ensure that the personal safety of personnel.
It is poor that the utility model solves prior art connection structure resistance to compression, when leading to water supply water supplying pump, when internal pressure is excessive
The problem of bursting, being damaged to staff, the utility model are combined with each other by above-mentioned component, anti pressure devices are installed
On water pump connecting plate, by primary seal circle pipeline is fitted closely with feed pump, feed pump by flow by pipeline into
Enter inside anti pressure devices, prevented by pressure-resisting plate because hydraulic pressure is excessive to damage connection structure, then by pressure reductor buffer to
The hydraulic pressure that water pump is brought reduces the hydraulic pressure inside pipeline, it is therefore prevented that connecting pin is burst, and ensure that the personal safety of personnel, specifically
As described below:
The anti pressure devices 9 include pressure reductor 901, pipeline 902, primary seal circle 903, shell 904, pressure-resisting plate 905, one
Grade screw hole 906, the lower surface and the upper surface of pressure-resisting plate 905 of the pressure reductor 901 fit, the pipeline 902 and shell 904
Be integrated, the right surface and the left surface of pressure reductor 901 of the primary seal circle 903 fit, the shell 904 with
Level-one screw hole 906 is integrated, and the pressure-resisting plate 905 is located at the inside of shell 904.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above, for
For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this
In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute
Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent requirements of the claims
All changes are embraced therein.Any reference numeral in claim should not be considered as to the involved right of limitation
It is required that.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (5)
1. a kind of connection structure of mechanical seal of feed pump cooling cylinder, it is characterised in that:Its structure includes screw (1), baffle ring
(2), connecting plate (3), nut (4), spring (5), level-one screw (6), water pump connecting plate (7), sealing ring (8), anti pressure devices
(9), screw hole (10), the screw (1) are threadedly coupled with nut (4), and the screw (1) is located at the left end of baffle ring (2), the spiral shell
Silk (1) is threadedly coupled with connecting plate (3), and the spring (5) is located at the right end of baffle ring (2), the level-one screw (6) and baffle ring
(2) it is threadedly coupled, the level-one screw (6) is threadedly coupled with water pump connecting plate (7), the left surface of the sealing ring (8) and water
The right surface of pump connecting plate (7) fits, and the anti pressure devices (9) are located at same axle center, the screw hole with water pump connecting plate (7)
(10) it is integrated with water pump connecting plate (7), the left surface and the right surface of baffle ring (2) of the spring (5) fit, institute
The right surface and the left surface of water pump connecting plate (7) for stating spring (5) fit, the level-one screw (6) and connecting plate (3) screw thread
Connection, the sealing ring (8) are located at the right end of water pump connecting plate (7), and the anti pressure devices (9) include pressure reductor (901), pipeline
(902), primary seal circle (903), shell (904), pressure-resisting plate (905), level-one screw hole (906), under the pressure reductor (901)
The upper surface on surface and pressure-resisting plate (905) fits, and the pipeline (902) is integrated with shell (904), the level-one
The right surface of sealing ring (903) and the left surface of pressure reductor (901) fit, and the shell (904) is with level-one screw hole (906)
Integral structure, the pressure-resisting plate (905) are located at the inside of shell (904).
2. a kind of connection structure of mechanical seal of feed pump cooling cylinder according to claim 1, it is characterised in that:The spiral shell
The right surface and the left surface of connecting plate (3) of female (4) fit.
3. a kind of connection structure of mechanical seal of feed pump cooling cylinder according to claim 1, it is characterised in that:The bullet
Spring (5) is wound in the outer surface of anti pressure devices (9).
4. a kind of connection structure of mechanical seal of feed pump cooling cylinder according to claim 1, it is characterised in that:Described one
Grade screw hole (906) is threadedly coupled with level-one screw (6).
5. a kind of connection structure of mechanical seal of feed pump cooling cylinder according to claim 1, it is characterised in that:The spiral shell
A diameter of 1cm in hole (10), a height of 2cm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820022558.3U CN207848014U (en) | 2018-01-05 | 2018-01-05 | A kind of connection structure of mechanical seal of feed pump cooling cylinder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820022558.3U CN207848014U (en) | 2018-01-05 | 2018-01-05 | A kind of connection structure of mechanical seal of feed pump cooling cylinder |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207848014U true CN207848014U (en) | 2018-09-11 |
Family
ID=63417460
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201820022558.3U Expired - Fee Related CN207848014U (en) | 2018-01-05 | 2018-01-05 | A kind of connection structure of mechanical seal of feed pump cooling cylinder |
Country Status (1)
Country | Link |
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CN (1) | CN207848014U (en) |
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2018
- 2018-01-05 CN CN201820022558.3U patent/CN207848014U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
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: 20180911 Termination date: 20190105 |