CN207980612U - The back purge system after secondary failure in unit operation - Google Patents
The back purge system after secondary failure in unit operation Download PDFInfo
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- CN207980612U CN207980612U CN201820167604.9U CN201820167604U CN207980612U CN 207980612 U CN207980612 U CN 207980612U CN 201820167604 U CN201820167604 U CN 201820167604U CN 207980612 U CN207980612 U CN 207980612U
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- filter screen
- shell
- annular filter
- blowdown
- unit operation
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Abstract
The utility model discloses the back purge systems after the secondary failure in a kind of unit operation, the device includes shell, backwash mechanism, driving mechanism and automatic controls, wherein, blade described in the backwash mechanism is affixed with the annular filter screen and drives its rotation, the top that box is inhaled in the blowdown is arranged to abut with the bottom surface of the annular filter screen, and flowing through out-of-date water to avoid water enters the blow-off pipe;It drives gear to be set to described in the driving mechanism to engage with the driven gear, to drive its rotation, and the lower end of the fixed link and the rotary cylinder are affixed, to drive its rotation;The automatic controls is detected the pressure of both sides above and below the annular filter screen and feeds back to the decelerating motor, starts that the annular filter screen is made to rotate, and dirt enters blowdown and inhales box, and the blowdown motor-driven valve is opened.The utility model of simple structure and strong practicability has good market prospects.
Description
Technical field
The utility model is related to water body filtration fields.More specifically, the utility model is related in a kind of unit operation
Back purge system after secondary failure.
Background technology
In unit operation, flow can carry out filtering and purification appropriate, not because of water quality when by conveyance conduit
Together, water quality can retain some impurity on strainer and eventually cause deposit buildup with the extension of time, impurity can be more and more,
To form line clogging.In actual production, usually using the method removing impurity for replacing strainer or cleaning strainer, but this
Sample must stop unit operation, seriously affect actual production work, not only wasted time but also influenced working efficiency, be badly in need of a kind of fast
Speed and simple method solve the problems, such as this.
Utility model content
One purpose of the utility model is to solve at least the above, and provide the advantages of at least will be described later.
The utility model is to provide the back purge system after the secondary failure in a kind of unit operation there are one purpose, should
Device includes shell, backwash mechanism, driving mechanism and automatic controls, wherein the backwash mechanism is described anti-
The main part of flusher, the backwash mechanism include that box, the ring are inhaled in annular filter screen, rotary cylinder, blow-off pipe and blowdown
Shape strainer is mainly filtered the water from below, and the rotary cylinder is located at the top of the annular filter screen, the paddle
Piece is affixed with the annular filter screen and drives its rotation, and the blow-off pipe is equipped with blowdown and inhales box, and top is arranged to and institute
The bottom surface for stating annular filter screen abuts, and flowing through out-of-date water to avoid water enters the blow-off pipe;The driving mechanism include fixed link,
Drive rod and locking cap, the fixed link are fixedly connected and are coaxially disposed with a horizontally disposed driven gear, the drive rod
It is fixedly connected and is coaxially disposed with the driving gear that one is vertically arranged, and the driving gear is set to and is nibbled with the driven gear
It closes, to drive its rotation, and the lower end of the fixed link and the rotary cylinder are affixed, to drive its rotation;The automatic control
Mechanism processed includes differential pressure controller, blowdown motor-driven valve and decelerating motor, and the differential pressure controller is by the differential pressure gauge to described
The pressure of both sides is detected above and below annular filter screen, pressure signal is fed back to the decelerating motor, the decelerating motor starts
The drive rod is driven to rotate, to make the annular filter screen rotate, dirt enters blowdown and inhales box, inside the blowdown motor-driven valve
Pressure sensor generate pressure signal and pass to the controller, the controller receives signal and controls institute after handling
The opening and closing of blowdown motor-driven valve is stated, the backwash process after the secondary failure in unit operation is completed.The utility model is simple in structure,
It is highly practical, there are good market prospects.
In order to realize these purposes and other advantages according to the present utility model, provide secondary in a kind of unit operation
Back purge system after failure comprising:
Shell is hollow cylinder structure;
Backwash mechanism, is set to the inside of the shell, and the backwash mechanism includes:
Annular filter screen is horizontally set in the shell, and the edge of the annular filter screen and the inner wall of the shell paste
It closes;
Rotary cylinder is vertically arranged in the upper center of the annular filter screen, and the rotary cylinder is driven by driving mechanism to be revolved
Turn, the rotary cylinder is provided at circumferentially spaced the blade that polylith is vertically arranged, the bottom of the blade and the annular filter along it
The surface of net is affixed and extends out to the edge of the annular filter screen;
Blow-off pipe, one end top closure are simultaneously vertically arranged in the middle part of the lower section of the annular filter screen, and the other end is pierced by institute
State shell setting;
Box is inhaled in blowdown, and the one side of top end opening, the blowdown suction box is affixed with the blow-off pipe top and connects with it
Logical, the top that box is inhaled in the blowdown is arranged to abut with the bottom surface of the annular filter screen.
Preferably, rotary cylinder described in the back purge system after the secondary failure in the unit operation is opened for upper end
The hollow cylinder structure of mouth, the driving mechanism include:
Fixed link is vertically arranged, and lower end is set in the inside of the rotary cylinder and is secured to connect, upper end protrusion
The rotary cylinder is simultaneously fixedly connected with a horizontally disposed driven gear, and the driven gear is coaxially set with the fixed link
It sets;
Drive rod is horizontally disposed with, and one end of the drive rod is fixedly connected with the driving gear that one is vertically arranged, described
Gear is driven to be coaxially disposed with the drive rod, the driving gear is set to the lower section of the driven gear and engages, institute
The other end sealing for stating drive rod is pierced by the shell and the output shaft of decelerating motor is coaxially disposed and is detachably connected;
Locking cap is the cylindrical structure of lower ending opening, is sheathed on the driving gear and the driven gear
Outside is adapted out on the side wall of the locking cap with the drive rod position equipped with the through-hole passed through for drive rod, described solid
The lower part for determining cap is sheathed on the outside of the rotary cylinder and slides airtight connection with it.
Preferably, further include robot brain in the back purge system after the secondary failure in the unit operation
Structure, is set to the outside of the shell, and the automatic controls includes:
Differential pressure controller, is set to the side of the shell, and the differential pressure controller is equipped with differential pressure gauge, low pressure end interface
With high pressure end interface, the low pressure end interface is connected to by the first water pipe with the inside of the shell of the top of the annular filter screen,
The high pressure end interface is connected to by the second water pipe with the inside of the shell of the lower section of the annular filter screen, the differential pressure controller
It is electrically connected with the decelerating motor;
Blowdown motor-driven valve, is set to the side of the shell, and one end of the blowdown motor-driven valve is another with the blow-off pipe
One end is connected to, and the blow-off pipe is internally provided with pressure sensor, and the outside of the blowdown motor-driven valve is equipped with controller, the control
Device processed is electrically connected with the pressure sensor.
Preferably, the lower end of shell described in the back purge system after the secondary failure in the unit operation with into
Water pipe is connected, and upper end is connected with outlet pipe.
Preferably, the outside of blade described in the back purge system after the secondary failure in the unit operation is by upper
And lower gradually extend outwardly and abutted with the inner wall of the shell.
Preferably, on the outside of rotary cylinder described in the back purge system after the secondary failure in the unit operation
End fixing sleeve is connected to a bearing, and the lower part of the locking cap is fixedly connected with the outer ring of the bearing.
Preferably, differential pressure gauge described in the back purge system after the secondary failure in the unit operation is set as working as
When its pressure value is 120kpa~150kpa, the differential pressure controller regulates and controls the decelerating motor and opens.
The utility model includes at least following advantageous effect:
First, the device in the utility model includes shell, backwash mechanism, driving mechanism and automatic controls, knot
Structure is simple, highly practical, has good market prospects.
Second, the backwash mechanism in the utility model is the main part of the back purge system, described anti-
Flushing machine includes that box is inhaled in annular filter screen, rotary cylinder, blow-off pipe and blowdown, by the annular filter screen to by below come
Water be filtered, the rotary cylinder is located at the top of the annular filter screen, and the blade is affixed with the annular filter screen and band
Its rotation is moved, the blow-off pipe is equipped with blowdown and inhales box, and when there is water in lower section, the top that box is inhaled in the blowdown is arranged by hydraulic pressure
Impact is abutted with the bottom surface of the annular filter screen, and flowing through out-of-date water to avoid water enters the blow-off pipe.The backwash mechanism
Structure it is simple, principle is strong, can actual operation it is strong.
The automatic controls in third, the utility model includes differential pressure controller, blowdown motor-driven valve and the electricity that slows down
Machine, the differential pressure controller are detected the pressure of both sides above and below the annular filter screen by the differential pressure gauge, pressure are believed
It number feeds back to the decelerating motor and starts the decelerating motor according to pressure signal value, the process is simple and practicable, and in reality
In the application process of border, the production time is saved and has avoided the waste of manpower, improved production efficiency.
Part is illustrated to embody by the further advantage, target and feature of the utility model by following, and part will also pass through
Research and practice to the utility model and be understood by the person skilled in the art.
Description of the drawings
Fig. 1 is the cross-sectional view of the utility model;
Fig. 2 is the structural schematic diagram of backwash mechanism described in the utility model and driving mechanism.
Specific implementation mode
The following describes the utility model in further detail with reference to the accompanying drawings, to enable those skilled in the art with reference to explanation
Book word can be implemented according to this.
It should be noted that experimental method described in following embodiments is unless otherwise specified conventional method, institute
Reagent and material are stated, unless otherwise specified, is commercially obtained;In the description of the present invention, term " transverse direction ",
The instructions such as " longitudinal direction ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside"
Orientation or positional relationship be to be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the utility model and letter
Change description, be not instruction or imply signified device or element must have a particular orientation, with specific azimuth configuration and
Operation, therefore should not be understood as limiting the present invention.
As shown in Fig. 1~2, the utility model provides the back purge system after the secondary failure in a kind of unit operation,
Including:
Shell 1 is hollow cylinder structure;
Backwash mechanism, is set to the inside of the shell 1, and the backwash mechanism includes:
Annular filter screen 2 is horizontally set in the shell 1, and the edge of the annular filter screen 2 is interior with the shell 1
Wall is bonded;
Rotary cylinder 3, is vertically arranged in the upper center of the annular filter screen 2, and the rotary cylinder 3 is driven by driving mechanism
Rotation, the rotary cylinder 3 are provided at circumferentially spaced the blade 301 that polylith is vertically arranged, the bottom of the blade 301 and institute along it
The surface for stating annular filter screen 2 is affixed and extend out to the edge of the annular filter screen 2;
Blow-off pipe 4, one end top closure are simultaneously vertically arranged in the middle part of the lower section of the annular filter screen 2, and the other end is pierced by
The shell 1 is arranged;
Box 5, top end opening are inhaled in blowdown, the blowdown inhale box 5 one side it is affixed with 4 top of the blow-off pipe and and its
Connection, the top that box 5 is inhaled in the blowdown are arranged to abut with the bottom surface of the annular filter screen 2.
In the above-mentioned technical solutions, shell 1 is equipped in the back purge system after the secondary failure in the unit operation
And backwash mechanism, the backwash mechanism include that box 5, the annular are inhaled in annular filter screen 2, rotary cylinder 3, blow-off pipe 4 and blowdown
Strainer 2 is mainly filtered the water from below, and the rotary cylinder 3 is located at the top of the annular filter screen 2, the paddle
Piece 301 is affixed with the annular filter screen 2 and drives its rotation, and the blow-off pipe 4 is equipped with blowdown and inhales box 5, and top is set as
It can be abutted with the bottom surface of the annular filter screen 2, flowing through out-of-date water to avoid water enters the blow-off pipe 4, and can be by the annular
When strainer 2 rotates, the dirt that the blowdown is inhaled on the part-toroidal strainer 2 that box 5 covers is got rid of because of the centrifugal force of rotation described in
Box 5 is inhaled in blowdown, to flow into the blow-off pipe 4 of its connection, to carry out cleaning to the annular filter screen 2, described in extension
The pot life of annular filter screen 2, to save man power and material, to improve production efficiency.
In another technical solution, rotated described in the back purge system after secondary failure in the unit operation
Cylinder 3 is the hollow cylinder structure of upper end opening, and the driving mechanism includes:
Fixed link 6, is vertically arranged, and lower end is set in the inside of the rotary cylinder 3 and is secured to connect, and upper end is convex
Go out the rotary cylinder 3 and be fixedly connected with a horizontally disposed driven gear, and the driven gear and the fixed link 6 are coaxial
Setting, in order to which the fixed link 6 follows the driven gear to rotate together;
Drive rod 7 is horizontally disposed with, and one end of the drive rod 7 is fixedly connected with the driving gear that one is vertically arranged, institute
Driving gear is stated to be coaxially disposed with the drive rod 7, in order to which the drive rod 7 drives the driving gear to rotate together, institute
It states driving gear to be set to the lower section of the driven gear and engage, makes it that the sliding tooth wheel can be followed to rotate, the drive
The other end sealing of lever 7 is pierced by the shell 1 and the output shaft of decelerating motor is coaxially disposed and is detachably connected, and makes described subtract
Speed motor drives the drive rod 7 to rotate, and power is provided for the driving mechanism;
Locking cap 8 is the cylindrical structure of lower ending opening, is sheathed on the driving gear and the driven gear
Outside avoids blocking to protect the driving gear and the driven gear, on the side wall of the locking cap 8 with the driving
Bar position is adapted out equipped with the through-hole passed through for drive rod 7, and the lower part of the locking cap 8 is sheathed on the outer of the rotary cylinder 3
Portion and slide airtight connection with it.
Further include certainly in another technical solution, in the back purge system after secondary failure in the unit operation
Dynamic control mechanism, is set to the outside of the shell 1, and the automatic controls includes:
Differential pressure controller is set to the side of the shell 1, and the differential pressure controller is equipped with differential pressure gauge 9, low pressure terminates
Mouth and high pressure end interface, the low pressure end interface passes through the first water pipe and the inside of the shell 1 of the top of the annular filter screen 2 connects
Logical, the high pressure end interface is connected to by the second water pipe with the inside of the shell 1 of the lower section of the annular filter screen 2, the differential pressure
Controller is electrically connected with the decelerating motor 10, with by the low pressure end interface and the high pressure end interface to the annular filter
The hydraulic pressure of about 2 both sides of net measures and regulates and controls the startup and closing of the decelerating motor 10 by information processing;
Blowdown motor-driven valve 11 is set to the side of the shell 1, one end and the blow-off pipe of the blowdown motor-driven valve 11
4 other end connection, the blow-off pipe 4 are internally provided with pressure sensor, and the outside of the blowdown motor-driven valve 11 is equipped with control
Device, the controller are electrically connected with the pressure sensor, and the pressure sensor inside the blowdown motor-driven valve 11 generates pressure
Signal simultaneously passes to the controller, and the controller receives signal and controls opening for the blowdown motor-driven valve 11 after handling
It closes, the sewage draining exit that the blow-off pipe 4 is connected to is turned off or on, to realize to its controllable adjustment.
In another technical solution, shell described in the back purge system after secondary failure in the unit operation
1 lower end is connected with water inlet pipe, and upper end is connected with outlet pipe, so that flow generates upward impulse force, box 5 is inhaled in the blowdown
Top abutted with the bottom surface of the annular filter screen 2, and inhale box 5 in the blowdown and cover the upside of 2 part of the annular filter screen
Downward recoil strength is generated to be pressed down against dirt on the annular filter screen 2 and flow into the blow-off pipe 4.
In another technical solution, blade described in the back purge system after secondary failure in the unit operation
301 outside from top to bottom gradually extends outwardly and is abutted with the inner wall of the shell 1, and the blade 301 complies with water (flow) direction,
Reduce resistance.
In another technical solution, rotated described in the back purge system after secondary failure in the unit operation
The outer upper ends fixing sleeve of cylinder 3 is connected to a bearing, and the lower part of the locking cap 8 is fixedly connected with the outer ring of the bearing, passes through
The steel ball being clamped between the bearing internal external circle alleviate the rotary cylinder 3 rotation axial force, to not driving the fixation
Cap 8 rotates.
In another technical solution, differential pressure described in the back purge system after secondary failure in the unit operation
Table is set as when its pressure value is 120kpa~150kpa, and the differential pressure controller regulates and controls the decelerating motor and opens.
It is not only in the description and the implementation although the embodiments of the present invention have been disclosed as above
Listed utilization, it can be applied to various fields suitable for the present invention completely, for those skilled in the art,
Other modifications may be easily implemented, therefore without departing from the general concept defined in the claims and the equivalent scope, this reality
It is not limited to specific details and legend shown and described herein with novel.
Claims (7)
1. the back purge system after secondary failure in unit operation, which is characterized in that it includes:
Shell is hollow cylinder structure;
Backwash mechanism, is set to the inside of the shell, and the backwash mechanism includes:
Annular filter screen is horizontally set in the shell, and the edge of the annular filter screen is bonded with the inner wall of the shell;
Rotary cylinder is vertically arranged in the upper center of the annular filter screen, and the rotary cylinder is driven by driving mechanism to be rotated, institute
It states rotary cylinder and is provided at circumferentially spaced the blade that polylith is vertically arranged, the table of the bottom of the blade and the annular filter screen along it
Face is affixed and extends out to the edge of the annular filter screen;
Blow-off pipe, one end top closure are simultaneously vertically arranged in the middle part of the lower section of the annular filter screen, and the other end is pierced by the shell
Body is arranged;
Box is inhaled in blowdown, and the one side of top end opening, the blowdown suction box is affixed with the blow-off pipe top and communicates therewith, institute
The top for stating blowdown suction box is arranged to abut with the bottom surface of the annular filter screen.
2. the back purge system after secondary failure in unit operation as described in claim 1, which is characterized in that the rotation
Cylinder is the hollow cylinder structure of upper end opening, and the driving mechanism includes:
Fixed link is vertically arranged, and lower end is set in the inside of the rotary cylinder and is secured to connect, described in the protrusion of upper end
Rotary cylinder is simultaneously fixedly connected with a horizontally disposed driven gear, and the driven gear is coaxially disposed with the fixed link;
Drive rod is horizontally disposed with, and one end of the drive rod is fixedly connected with the driving gear that one is vertically arranged, the driving
Gear is coaxially disposed with the drive rod, and the driving gear is set to the lower section of the driven gear and engages, the drive
The other end sealing of lever is pierced by the shell and the output shaft of decelerating motor is coaxially disposed and is detachably connected;
Locking cap is the cylindrical structure of lower ending opening, is sheathed on the outside of the driving gear and the driven gear,
It is adapted out equipped with the through-hole passed through for drive rod with the drive rod position on the side wall of the locking cap, the locking cap
Lower part is sheathed on the outside of the rotary cylinder and slides airtight connection with it.
3. the back purge system after secondary failure in unit operation as claimed in claim 2, which is characterized in that it further includes
Automatic controls, is set to the outside of the shell, and the automatic controls includes:
Differential pressure controller, is set to the side of the shell, and the differential pressure controller is equipped with differential pressure gauge, low pressure end interface and height
Pressure side interface, the low pressure end interface is connected to by the first water pipe with the inside of the shell of the top of the annular filter screen, described
High pressure end interface is connected to by the second water pipe with the inside of the shell of the lower section of the annular filter screen, the differential pressure controller and institute
State decelerating motor electrical connection;
Blowdown motor-driven valve is set to the side of the shell, the other end of one end and the blow-off pipe of the blowdown motor-driven valve
Connection, the blow-off pipe are internally provided with pressure sensor, and the outside of the blowdown motor-driven valve is equipped with controller, the controller
It is electrically connected with the pressure sensor.
4. the back purge system after secondary failure in unit operation as described in claim 1, which is characterized in that the shell
Lower end be connected with water inlet pipe, upper end is connected with outlet pipe.
5. the back purge system after secondary failure in unit operation as described in claim 1, which is characterized in that the blade
Outside from top to bottom gradually extend outwardly and abutted with the inner wall of the shell.
6. the back purge system after secondary failure in unit operation as claimed in claim 2, which is characterized in that the rotation
The outer upper ends fixing sleeve of cylinder is connected to a bearing, and the lower part of the locking cap is fixedly connected with the outer ring of the bearing.
7. the back purge system after secondary failure in unit operation as claimed in claim 3, which is characterized in that the differential pressure
Table is set as when its pressure value is 120kpa~150kpa, and the differential pressure controller regulates and controls the decelerating motor and opens.
Priority Applications (1)
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CN201820167604.9U CN207980612U (en) | 2018-01-31 | 2018-01-31 | The back purge system after secondary failure in unit operation |
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CN201820167604.9U CN207980612U (en) | 2018-01-31 | 2018-01-31 | The back purge system after secondary failure in unit operation |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113289399A (en) * | 2021-04-21 | 2021-08-24 | 江阴市锦绣江南环境发展有限公司 | High smooth liquid supply pipeline |
CN113304536A (en) * | 2021-06-11 | 2021-08-27 | 广州市大进工业设备有限公司 | Filtering device |
-
2018
- 2018-01-31 CN CN201820167604.9U patent/CN207980612U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113289399A (en) * | 2021-04-21 | 2021-08-24 | 江阴市锦绣江南环境发展有限公司 | High smooth liquid supply pipeline |
CN113304536A (en) * | 2021-06-11 | 2021-08-27 | 广州市大进工业设备有限公司 | Filtering device |
CN113304536B (en) * | 2021-06-11 | 2022-05-17 | 广州市大进工业设备有限公司 | Filtering device |
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