CN111729371A - A filtration system for hydraulic and hydroelectric engineering - Google Patents
A filtration system for hydraulic and hydroelectric engineering Download PDFInfo
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- CN111729371A CN111729371A CN202010569278.6A CN202010569278A CN111729371A CN 111729371 A CN111729371 A CN 111729371A CN 202010569278 A CN202010569278 A CN 202010569278A CN 111729371 A CN111729371 A CN 111729371A
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- filter
- sleeve
- sealing
- filter screen
- tube
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- 238000001914 filtration Methods 0.000 title claims abstract description 75
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 52
- 239000012535 impurity Substances 0.000 claims abstract description 41
- 238000007789 sealing Methods 0.000 claims description 55
- 238000004140 cleaning Methods 0.000 claims description 27
- 238000007790 scraping Methods 0.000 claims description 3
- 239000011148 porous material Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 11
- 230000005484 gravity Effects 0.000 description 3
- 210000004209 hair Anatomy 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/31—Self-supporting filtering elements
- B01D29/33—Self-supporting filtering elements arranged for inward flow filtration
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6407—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes
- B01D29/6415—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes with a rotary movement with respect to the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/94—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The application relates to a filtering system for water conservancy and hydropower engineering, which belongs to the field of water conservancy and hydropower facilities and comprises a water inlet pipe, filter tube and outlet pipe, be provided with a plurality of filter screens along the length direction of filter tube in the filter tube, the filtration pore diameter of a plurality of filter screens is reduced in proper order by the direction of inlet tube towards the outlet pipe, the annular opening has all been seted up along the circumference position of filter tube in the position that just is located every filter screen place on the filter tube, the position that just is located every annular opening place on the outer wall of filter tube all overlaps and establishes and rotate and is connected with the sleeve, set up the clearance mouth that is used for setting up with annular opening intercommunication on the sleeve, can dismantle on the sleeve and be connected with and be used for the confined closing plate of clearance mouth, be provided with the closing block on the closing plate, operating personnel directly through the clearance mouth to filterable impurity clearance on the filter screen, need not to take off the filter screen, the convenience.
Description
Technical Field
The application relates to the field of water conservancy and hydropower facilities, in particular to a filtering system for water conservancy and hydropower engineering.
Background
Hydraulic and hydroelectric engineering mainly is to convert the kinetic energy of water into the electric energy, generally all strike the hydraulic turbine through rivers, and then drive the engine electricity generation, and present environmental problem is bigger, the impurity debris of aquatic are more, there is not effectual filtration system, must lead to the hydraulic turbine to be disturbed by impurity in work, thereby lead to the hydraulic turbine frequent maintenance, the hydraulic turbine rate of opening is serious not enough, the generating efficiency descends by a wide margin, and can reduce the life of the hydraulic turbine, consequently can set up filter equipment in hydraulic and hydroelectric engineering's pipeline usually and filter aquatic impurity.
Chinese patent with the publication number of CN210341843U discloses a special drainage pipeline for water conservancy and hydropower, which comprises a pipeline main body, wherein the top of the pipeline main body is provided with a plurality of access holes, a filter screen is arranged on the right side below the access holes, an annular limiting boss is arranged on the inner surface of the pipeline main body on the right side of the filter screen, a plurality of corner-shaped limiting blocks are arranged on the pipeline main body on the left side of the filter screen, and the limiting blocks are connected with the inner surface of the pipeline main body through first bolts; the pipeline body on the left side of the access hole is provided with a ball valve; and a sealing cover is arranged on the outer side of the access hole and is connected with the outer surface of the pipeline main body through a second bolt.
The above related art has the following technical drawbacks: when the filter screen in the pipeline main part needs to be cleared up, operating personnel need open the access hole through unscrewing the second bolt, and the rethread takes off the filter screen with first bolt and clears up, and is comparatively troublesome.
Disclosure of Invention
In order to facilitate clearing up the filter screen, this application provides a filtration system for hydraulic and hydroelectric engineering.
The application provides a filtration system for hydraulic and hydroelectric engineering adopts following technical scheme:
a filtering system for water conservancy and hydropower engineering comprises a water inlet pipe, wherein one end of the water inlet pipe is communicated with the water inlet pipe and is provided with a filtering pipe, the end part of the filter pipe far away from the water inlet pipe is communicated with the filter pipe and is provided with a water outlet pipe, a plurality of filter screens are arranged in the filter pipe along the length direction of the filter pipe, the diameters of filter holes of the plurality of filter screens are sequentially reduced from the water inlet pipe to the water outlet pipe, the filter pipe is provided with an annular opening at the position where each filter screen is positioned along the circumferential direction of the filter pipe, the outer wall of the filter pipe is sleeved and rotationally connected with a sleeve at the position of each annular opening, the sleeve is used for sealing the annular opening, a cleaning port communicated with the annular opening is arranged on the sleeve, the sleeve is detachably connected with a sealing plate used for sealing the cleaning opening, and a sealing block used for being inserted into the cleaning opening is arranged on the sealing plate.
By adopting the technical scheme, when the impurities filtered on the filter screen need to be cleaned, the sealing plate drives the sealing block to be positioned on the cleaning port to be taken down, at the moment, an operator drives the sleeve to be positioned on the outer wall of the filter pipe to rotate, and the sleeve can drive the cleaning port to rotate to any position in the circumferential direction of the filter screen, so that the operator can directly clean the impurities filtered on the filter screen through the cleaning port conveniently, the filter screen does not need to be taken down, and the filter screen is convenient to clean; the setting of a plurality of filter screens has improved the filter effect to aquatic impurity, has prolonged whole filtration system's filter time, has reduced operating personnel and has opened the number of times of clearance mouth to the filter screen clearance.
Preferably, the spread groove has all been seted up to the upper portion and the lower part that just are located every annular opening on the outer wall of filter tube, the spread groove is seted up on the filter tube along the circumference position hoop of filter tube, be provided with on the sleeve and be used for sliding connection in the connecting strip of spread groove, the connecting strip sets up on the sleeve along telescopic circumference position hoop, the sleeve passes through the spread groove and the connecting strip rotates to be connected on the filter tube.
Through adopting above-mentioned technical scheme, the setting of spread groove and connecting strip can make the sleeve rotate to be connected on the filter tube to the leakproofness when adopting setting up of spread groove and connecting strip to improve the sleeve and being located the rotation on the filter tube prevents that the water in the filter tube from flowing along the clearance between filter tube and the sleeve.
Preferably, first fixing rods are arranged on the outer wall of the sleeve and on two sides of the cleaning opening, second fixing rods are arranged on two sides of the first fixing rods and between the end portions of the first fixing rods far away from the sleeve, springs are arranged between the second fixing rods and the closing plate, and two ends of each spring are fixedly connected to the second fixing rods and the closing plate respectively.
Through adopting above-mentioned technical scheme, when the spring is in compression state, the spring can be resisted to the closing plate and the elasticity drive of spring seals the piece and pegs graft to in the clearance mouth to make closing plate and seal the piece play sealed effect to the clearance mouth, prevent that the water in the filter tube from flowing along the clearance between closing piece and the clearance mouth, and the setting that adopts the spring is convenient to be located the clearance mouth with the closing plate drive and is taken out, thereby further makes things convenient for operating personnel to clear up the impurity on the filter screen.
Preferably, a guide rod is arranged between the second fixing rod and the closing plate, one end of the guide rod is fixedly connected to the closing plate, the other end of the guide rod penetrates through the second fixing rod and is slidably connected to the second fixing rod, and the spring is sleeved on the guide rod.
Through adopting above-mentioned technical scheme, the setting of guide bar can prevent the spring slope when tensile and compression to prevent that the closing plate from driving the closing block slope, further indirectly improved the closing plate and driven the closing effect of closing block to the clearance mouth, thereby further improved the leakproofness between closing plate and closing block and the clearance mouth.
Preferably, the position of the sealing plate close to the guide rod is provided with an external thread, the position on the second fixing rod and located at the position where the guide rod penetrates is provided with an internal thread, and the external thread and the internal thread are matched to drive the sealing block to be separated from the insertion state with the cleaning port.
Through adopting above-mentioned technical scheme, the elasticity through resisting the spring drives the guide bar and moves towards the direction of keeping away from the sleeve, when the guide bar drives the external screw thread and moves to the position at internal thread place, can resist the elasticity drive guide bar rotation of spring for the guide bar drives external screw thread and interior screw-thread fit, and the guide bar can drive the dog that hides on the shielding plate this moment and be fixed to the state that breaks away from the clearance mouth, and operating personnel need not to stimulate the guide bar always, and further convenience is cleared up the filter screen.
Preferably, the sealing plate is provided with the sealing strip towards the circumferential position of edge sealing plate on the telescopic face, the seal groove has been seted up along the circumferential position of clearance mouth on the telescopic outer wall, the seal groove is used for supplying the sealing strip to insert.
Through adopting above-mentioned technical scheme, the shielding plate can resist the elasticity of spring and drive the sealing strip and peg graft to the seal groove in to improve the sealed effect between shielding plate and the sleeve, prevented that the water in the filter tube from flowing along the clearance between shielding plate and the sleeve.
Preferably, every the filter screen all is the annular setting, on one side fixed connection to the inner wall of filter tube of annular filter screen, the setting is extended to the direction slope of another side orientation keeping away from the outlet pipe, it is used for carrying out filterable filtration space to the impurity of aquatic to form between the inner wall of filter screen and filter tube, annular opening is intercommunication setting each other with the bottom of filtration space, the top that just is located every filter screen in the filter tube all is provided with the water conservancy diversion piece, the water conservancy diversion piece is used for water conservancy diversion to the filtration space in getting into the filter tube.
Through adopting above-mentioned technical scheme, the water conservancy diversion piece can be to getting into the water conservancy diversion in the filter tube, make water by the water conservancy diversion to the filter space in, thereby the filter effect of filter screen to aquatic impurity has been improved, the magazine that is located the filter space can be followed gravity automatically move to the position at lower part annular opening place, thereby be convenient for to all impurity clearance on the filter screen, the filter space of filter screen has been increased in the setting of the annular filter screen that adopts the slope, thereby the filter effect of filter screen to aquatic impurity has been improved, the result of use of filter screen is improved.
Preferably, the whole flow guide block is arranged in a conical shape, the vertex of the conical flow guide block is overlapped with the axis of the filter pipe and is arranged towards the direction departing from the water outlet pipe, a plurality of connecting rods are uniformly arranged on the edge of each filter screen far away from the inner wall of the filter pipe, and the flow guide block is fixedly arranged on the end part of each connecting rod far away from the filter screen.
By adopting the technical scheme, the conical flow guide block is simple in structure, when water passes through the flow guide block, the water can be guided into the filtering space along the inclined surface of the flow guide block, and the water guide effect is good; the edge of the connecting rods is adopted to fix the flow guide block.
Preferably, a scraper is arranged on the surface of the sealing block, which is far away from the sealing plate, and bristles used for abutting against the filter screen are arranged on the edge of the scraper, which is far away from the sealing block.
Through adopting above-mentioned technical scheme, when the sleeve is located the rotation on the filter tube, the sleeve drives the scraper blade on the enclosed block and drives the brush hair and scrape the impurity of getting on the filter screen to prevent that partial impurity from adhering to on the filter screen, conveniently clear up the impurity of adhesion on the filter screen, and when the sleeve rotated, can drive the scraper blade and promote sedimentary impurity in filter space bottom to be in the same place, thereby be convenient for once only clear up filterable impurity on the filter screen, further convenient impurity clearance to the filter screen.
Preferably, a plurality of linkage rods are arranged between the adjacent sleeves along the circumferential direction of the sleeves, and two ends of each linkage rod are respectively and fixedly connected to the opposite surfaces of the adjacent sleeves.
Through adopting above-mentioned technical scheme, the setting of trace can make a plurality of sleeves rotate in step for a plurality of sleeves drive simultaneously scraper blade and brush hair and cross the filtration clearance to the impurity on the filter screen, and further convenience is to the accumulational impurity clearance on the filter screen.
In summary, the present application includes at least one of the following beneficial technical effects:
the sleeve is driven to rotate on the filter pipe, the cleaning port can be driven by the sleeve to move to any position in the circumferential direction of the filter screen, the sealing block on the sealing plate is driven to be positioned in the cleaning port to be taken out by resisting the elasticity of the spring, and at the moment, an operator can conveniently clean impurities deposited due to gravity in the filter space, the filter screen does not need to be detached, and the filter screen is convenient to clean;
drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
fig. 2 is a partial structural schematic diagram of a half section of an embodiment of the present application.
Description of reference numerals: 1. a water inlet pipe; 11. a filter tube; 12. a water outlet pipe; 13. a filter screen; 131. filtering the space; 132. a flow guide block; 133. a connecting rod; 14. an annular opening; 141. a sleeve; 142. cleaning the opening; 143. a closing plate; 144. a sealing block; 145. connecting grooves; 146. a connecting strip; 147. a squeegee; 148. brushing; 15. a first fixing lever; 151. a second fixing bar; 152. a spring; 153. a guide bar; 154. an external thread; 155. an internal thread; 156. a sealing groove; 157. a sealing strip; 16. a linkage rod.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses hydraulic and hydroelectric engineering's filtration system. Referring to fig. 1, a filtration system for hydraulic and hydroelectric engineering, including inlet tube 1, the one end of inlet tube 1 is provided with filter tube 11 with inlet tube 1 intercommunication, and the tip that inlet tube 1 was kept away from to filter tube 11 is provided with outlet pipe 12 with filter tube 11 intercommunication.
Referring to fig. 1 and 2, a plurality of filter screens 13 are disposed in the filter pipe 11 along a length direction of the filter pipe 11, and filter hole diameters of the plurality of filter screens 13 are sequentially reduced from the water inlet pipe 1 to the water outlet pipe 12 (not shown).
With reference to fig. 1 and 2, in order to improve the filtering effect of the filtering net 13 on the impurities in the water, each filtering net 13 is annularly disposed, one side of the annularly disposed filtering net 13 is fixedly connected to the inner wall of the filtering pipe 11, the other side of the annularly disposed filtering net 13 is obliquely extended toward the direction away from the water outlet pipe 12, and a filtering space 131 for filtering the impurities in the water is formed between the filtering net 13 and the inner wall of the filtering pipe 11.
With reference to fig. 1 and 2, in order to guide the water entering the filtering pipe 11 into the filtering space 131, so as to improve the filtering effect on the impurities in the water, a flow guiding block 132 is disposed in the filtering pipe 11 and above each filtering net 13, and the flow guiding block 132 is used for guiding the water entering the filtering pipe 11 into the filtering space 131.
With reference to fig. 1 and fig. 2, in the present embodiment, the diversion block 132 is integrally disposed in a cone shape, and a vertex of the cone-shaped diversion block 132 is overlapped with an axis of the filter pipe 11 and disposed in a direction away from the water outlet pipe 12; in other embodiments, the diversion block 132 may be integrally formed in an umbrella shape.
Referring to fig. 1 and 2, in order to fix the flow guide block 132 above each filter screen 13, a plurality of connecting rods 133 are uniformly arranged on the edge of each filter screen 13 away from the inner wall of the filter pipe 11, and the flow guide block 132 is fixedly arranged on the end of the connecting rods 133 away from the filter screen 13.
With reference to fig. 1 and 2, in order to clean up impurities in the filtering space 131 in the filtering pipe 11, an annular opening 14 is provided at a position where each filtering net 13 is located on the filtering pipe 11 along the circumferential direction of the filtering pipe 11, the annular opening 14 is communicated with the bottom of the filtering space 131, a sleeve 141 is sleeved and rotatably connected at a position where each annular opening 14 is located on the outer wall of the filtering pipe 11, and the sleeve 141 is used for sealing the annular opening 14.
With reference to fig. 1 and 2, in order to improve the sealing effect between the sleeve 141 and the filtering pipe 11 when the sleeve 141 is located on the filtering pipe 11 for rotation, a connecting groove 145 is respectively formed on the outer wall of the filtering pipe 11 and located at the upper portion and the lower portion of each annular opening 14, the connecting groove 145 is circumferentially formed on the filtering pipe 11 along the circumferential position of the filtering pipe 11, a connecting strip 146 for being slidably connected into the connecting groove 145 is arranged on the sleeve 141, the connecting strip 146 is circumferentially formed on the sleeve 141 along the circumferential position of the sleeve 141, and the sleeve 141 is rotatably connected to the filtering pipe 11 through the connecting groove 145 and the connecting strip 146.
In the present embodiment, with reference to fig. 1 and 2, in order to further improve the sealing performance between the sleeve 141 and the filter tube 11, the cross section of the connecting groove 145 is arranged in a "T" shape, and the connecting strip 146 is arranged to match with the "T" shaped connecting groove 145.
With reference to fig. 1 and 2, in order to facilitate cleaning of impurities deposited in the filtering space 131, a cleaning port 142 for communicating with the annular opening 14 is formed in the sleeve 141, a closing plate 143 for closing the cleaning port 142 is detachably connected to the sleeve 141, and a closing block 144 for inserting into the cleaning port 142 is arranged on the closing plate 143.
With reference to fig. 1 and 2, in order to facilitate detachment of the closing plate 143, so that an operator can clean impurities deposited in the filtering space 131 through the cleaning opening 142, first fixing rods 15 are disposed on the outer wall of the sleeve 141 and on both sides of the cleaning opening 142, second fixing rods 151 are disposed between end portions of the first fixing rods 15 on both sides far away from the sleeve 141, a spring 152 is disposed between the second fixing rods 151 and the closing plate 143, and both ends of the spring 152 are fixedly connected to the second fixing rods 151 and the closing plate 143, respectively.
When the filterable impurity clearance on needs are to filter screen 13, elasticity through resisting spring 152 drives closing plate 143 and moves towards the direction of keeping away from sleeve 141, make closing plate 143 drive closing block 144 and be located to take off on clearance mouth 142, operating personnel rotates on being located the outer wall of filter tube 11 through driving sleeve 141 this moment, sleeve 141 can drive clearance mouth 142 and rotate to the arbitrary position of filter screen 13 circumference, thereby make things convenient for operating personnel to directly clear up filterable impurity on filter screen 13 through clearance mouth 142, need not to take off filter screen 13, the convenience is cleared up filter screen 13.
Referring to fig. 1 and 2, in order to prevent the spring 152 from tilting during stretching and compressing, and thus prevent the spring 152 from driving the closing plate 143 to tilt, a guide rod 153 is disposed between the second fixing rod 151 and the closing plate 143, one end of the guide rod 153 is fixedly connected to the closing plate 143, the other end of the guide rod 153 is inserted into and slidably connected to the second fixing rod 151, and the spring 152 is sleeved on the guide rod 153.
With reference to fig. 1 and fig. 2, in order to enable the closing plate 143 to drive the closing block 144 to be fixed to a state of being separated from the cleaning opening 142, an external thread 154 is disposed at a position of the closing plate 143 near the guide rod 153, an internal thread 155 is disposed on the second fixing rod 151 at a position where the guide rod 153 penetrates, and the external thread 154 and the internal thread 155 cooperate to drive the closing block 144 to be separated from the cleaning opening 142 in an inserted state.
The guide rod 153 is driven to move towards the direction far away from the sleeve 141 by resisting the elastic force of the spring 152, when the guide rod 153 drives the external thread 154 to move to the position of the internal thread 155, the guide rod 153 can be driven to rotate by resisting the elastic force of the spring 152, so that the guide rod 153 drives the external thread 154 to be matched with the internal thread 155, the guide rod 153 can drive the blocking piece on the shielding plate to be fixed to the state of being separated from the cleaning port 142, an operator does not need to pull the guide rod 153 all the time, and the filter screen 13 is further conveniently cleaned.
In other embodiments, bolts can be inserted into four corners of the closing plate 143, and the rod portions of the bolts can be inserted and screwed into the sleeve 141, so that the installation and the removal of the shielding plate can be completed.
With reference to fig. 1 and 2, in order to prevent water in the filter pipe 11 from flowing out along the gap between the closing plate 143 and the sleeve 141, a sealing strip 157 is disposed on the surface of the closing plate 143 facing the sleeve 141 along the circumferential direction of the closing plate 143, and a sealing groove 156 is disposed on the outer wall of the sleeve 141 along the circumferential direction of the cleaning opening 142, and the sealing groove 156 is used for inserting the sealing strip 157.
With reference to fig. 1 and 2, in this embodiment, in order to facilitate the sealing plate 143 to drive the sealing strip 157 to be inserted into the sealing groove 156, the cross section of the sealing groove 156 is set to be "U" shaped, the sealing strip 157 and the "U" shaped sealing groove 156 are cooperatively arranged, and because the sleeve 141 is circular, the sealing strip 157 is inserted into the sealing groove 156 to be better driven, and the sealing strip 157 is set to be a rubber strip.
In combination with fig. 1 and 2, in order to prevent some impurities from adhering to the filter screen 13, a scraper 147 is provided on the face of the closing block 144 facing away from the closing plate 143, and the edge of the scraper 147 facing away from the closing block 144 is provided with bristles 148 for abutting against the filter screen 13; the sleeve 141 can drive the brush hairs 148 to clean impurities adhered to the filter screen 13 when rotating, and can clean the impurities deposited in the filter space 131 together, thereby facilitating one-time treatment.
Referring to fig. 1 and 2, in order to drive the plurality of sleeves 141 to rotate simultaneously, so that the plurality of sleeves 141 drive the scraper 147 to clean impurities in the filtering space 131, a plurality of linkage bars 16 are disposed between adjacent sleeves 141 along a circumferential direction of the sleeves 141, and two ends of each linkage bar 16 are respectively and fixedly connected to opposite surfaces of the adjacent sleeves 141.
The implementation principle of the filtering system for the hydraulic and hydroelectric engineering in the embodiment of the application is as follows: the water in the filtering pipe 11 can be guided into the filtering space 131 through the guiding block 132, at this time, the filtering net 13 can filter the impurities in the water, the filtered impurities can be deposited into the filtering space 131 due to gravity, when the impurities deposited in the filtering space 131 need to be cleaned, the sleeves 141 are firstly driven to be positioned on the filtering pipe 11 to rotate, because the plurality of sleeves 141 arranged on the linkage rod 16 can be positioned on the filtering pipe 11 to rotate at the same time, at this time, the sleeves 141 can drive the bristles 148 on the scraping plate 147 to clean the impurities adhered on the filtering net 13, and simultaneously can push the impurities deposited in the filtering space 131 together, when the impurities need to be taken out from the filtering space 131, the guiding rod 153 is driven to move towards the direction far away from the sleeves 141 by resisting the elasticity of the spring 152, at this time, the sealing plate 143 can drive the sealing block 144 to be positioned in the cleaning opening 142 to be taken out, at this time, the guiding rod 153 can drive the external thread 154 to move to the, drive guide bar 153 through the elasticity that resists spring 152 and rotate for guide bar 153 drives external screw thread 154 and internal thread 155 screw-thread fit, and guide bar 153 can drive the sheltering from piece on the shielding plate and fix to the state that breaks away from clearance mouth 142 this moment, and operating personnel can be directly through the impurity clearance of clearance in to filtration space 131, need not to take off filter screen 13, and need not to twist a plurality of bolts, conveniently clears up filter screen 13.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a filtration system for hydraulic and hydroelectric engineering, includes inlet tube (1), the one end of inlet tube (1) is provided with filter tube (11) with inlet tube (1) intercommunication, the tip that inlet tube (1) was kept away from in filter tube (11) is provided with outlet pipe (12), its characterized in that with filter tube (11) intercommunication: a plurality of filter screens (13) are arranged in the filter pipe (11) along the length direction of the filter pipe (11), the diameters of filter holes of the plurality of filter screens (13) are sequentially reduced from the water inlet pipe (1) to the water outlet pipe (12), the filter pipe (11) is provided with an annular opening (14) at the position where each filter screen (13) is located along the circumferential direction of the filter pipe (11), a sleeve (141) is sleeved and rotationally connected on the outer wall of the filtering pipe (11) and at the position of each annular opening (14), the sleeve (141) is used for sealing the annular opening (14), a cleaning opening (142) communicated with the annular opening (14) is formed in the sleeve (141), a sealing plate (143) used for sealing the cleaning opening (142) is detachably connected to the sleeve (141), the sealing plate (143) is provided with a sealing block (144) which is inserted into the cleaning opening (142).
2. A filtration system for hydraulic and hydroelectric engineering according to claim 1, wherein: connecting groove (145) have all been seted up to the upper portion and the lower part that just are located every annular opening (14) on the outer wall of filter tube (11), connecting groove (145) are seted up on filter tube (11) along the circumferential position hoop of filter tube (11), be provided with on sleeve (141) and be used for connecting strip (146) of sliding connection in connecting groove (145), connecting strip (146) set up on sleeve (141) along the circumferential position hoop of sleeve (141), sleeve (141) are rotated through connecting groove (145) and connecting strip (146) and are connected on filter tube (11).
3. A filtration system for hydraulic and hydroelectric engineering according to claim 1, wherein: the cleaning device is characterized in that first fixing rods (15) are arranged on the outer wall of the sleeve (141) and located on two sides of the cleaning opening (142), second fixing rods (151) are arranged on two sides of the end portions, far away from the sleeve (141), of the first fixing rods (15), springs (152) are arranged between the second fixing rods (151) and the closing plate (143), and two ends of each spring (152) are fixedly connected to the second fixing rods (151) and the closing plate (143) respectively.
4. A filtration system for hydraulic and hydroelectric engineering according to claim 3, wherein: a guide rod (153) is arranged between the second fixing rod (151) and the closing plate (143), one end of the guide rod (153) is fixedly connected to the closing plate (143), the other end of the guide rod (153) penetrates through the second fixing rod (151) and is connected to the second fixing rod in a sliding mode, and the guide rod (153) is sleeved with the spring (152).
5. A filtration system for hydraulic and hydroelectric engineering according to claim 4, wherein: the position of the closing plate (143) that guide bar (153) is close to is provided with external screw thread (154), the position that just is located guide bar (153) and wears to establish on second dead lever (151) is provided with internal thread (155), external screw thread (154) and internal thread (155) cooperation drive closing block (144) and clearance mouth (142) break away from the grafting state.
6. A filtration system for hydraulic and hydroelectric engineering according to claim 5, wherein: the sealing plate (143) is provided with sealing strip (157) along the circumferential direction of sealing plate (143) on the face towards sleeve (141), sealing groove (156) have been seted up along the circumferential direction position of clearance mouth (142) on the outer wall of sleeve (141), sealing groove (156) are used for supplying sealing strip (157) to insert.
7. A filtration system for hydraulic and hydroelectric engineering according to claim 1, wherein: every filter screen (13) all are the annular setting, on the inner wall of one side fixed connection to filter tube (11) of annular filter screen (13), the another side orientation is kept away from the direction slope of outlet pipe (12) and is extended the setting, it is used for carrying out filterable filter space (131) to the impurity of aquatic to form between the inner wall of filter screen (13) and filter tube (11), annular opening (14) are intercommunication setting each other with the bottom of filter space (131), the top that just is located every filter screen (13) in filter tube (11) all is provided with water conservancy diversion piece (132), water conservancy diversion piece (132) that are used for getting into in filter tube (11) are water conservancy diversion to filter space (131).
8. A filtration system for hydraulic and hydroelectric engineering according to claim 8, wherein: the water guide block (132) is integrally arranged in a conical shape, the vertex of the conical water guide block (132) coincides with the axis of the filter pipe (11) and faces the direction deviating from the water outlet pipe (12), each connecting rod (133) is uniformly arranged on the edge of the filter screen (13) far away from the inner wall of the filter pipe (11), and the water guide block (132) is fixedly arranged on the end part of the connecting rods (133) far away from the filter screen (13).
9. A filtration system for hydraulic and hydroelectric engineering according to claim 1, wherein: a scraping plate (147) is arranged on the surface, away from the sealing plate (143), of the sealing block (144), and bristles (148) used for being abutted to the filter screen (13) are arranged on the edge, away from the sealing block (144), of the scraping plate (147).
10. A filtration system for hydraulic and hydroelectric engineering according to claim 1, wherein: a plurality of linkage rods (16) are arranged between the adjacent sleeves (141) along the circumferential direction of the sleeves (141), and two ends of each linkage rod (16) are respectively and fixedly connected to the opposite surfaces of the adjacent sleeves (141).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010569278.6A CN111729371A (en) | 2020-06-20 | 2020-06-20 | A filtration system for hydraulic and hydroelectric engineering |
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| CN202010569278.6A CN111729371A (en) | 2020-06-20 | 2020-06-20 | A filtration system for hydraulic and hydroelectric engineering |
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| CN111729371A true CN111729371A (en) | 2020-10-02 |
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| CN202010569278.6A Pending CN111729371A (en) | 2020-06-20 | 2020-06-20 | A filtration system for hydraulic and hydroelectric engineering |
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| CN112275001A (en) * | 2020-10-22 | 2021-01-29 | 王婷 | Energy-conserving construction is with plumbing device |
| CN113617112A (en) * | 2021-10-12 | 2021-11-09 | 莫朗(江苏)电气有限公司 | Well water filtering device |
| CN113982902A (en) * | 2021-10-18 | 2022-01-28 | 中电建十一局工程有限公司 | Waterproof device for hydraulic engineering |
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