CN116892519A - Fluorine material axial flow pump with flexibly assembled components - Google Patents
Fluorine material axial flow pump with flexibly assembled components Download PDFInfo
- Publication number
- CN116892519A CN116892519A CN202311150361.XA CN202311150361A CN116892519A CN 116892519 A CN116892519 A CN 116892519A CN 202311150361 A CN202311150361 A CN 202311150361A CN 116892519 A CN116892519 A CN 116892519A
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- Prior art keywords
- shaft
- blade
- flexible
- sleeve
- flow pump
- Prior art date
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- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 229910052731 fluorine Inorganic materials 0.000 title claims abstract description 28
- 239000011737 fluorine Substances 0.000 title claims abstract description 28
- 239000000463 material Substances 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 74
- 230000008859 change Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims 1
- 230000008093 supporting effect Effects 0.000 abstract description 9
- 230000000694 effects Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 230000002035 prolonged effect Effects 0.000 description 6
- 239000000872 buffer Substances 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000012536 storage buffer Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D3/00—Axial-flow pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/02—Selection of particular materials
- F04D29/026—Selection of particular materials especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/043—Shafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/18—Rotors
- F04D29/181—Axial flow rotors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/528—Casings; Connections of working fluid for axial pumps especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/548—Specially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/669—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for liquid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The application relates to the field of axial flow pump assembly, in particular to a fluorine material axial flow pump flexibly assembled by components, which comprises an axial flow pump body, wherein the axial flow pump body is provided with a water inlet and a water outlet, a main shaft coaxial with the water inlet is arranged in the axial flow pump body, an impeller is arranged at the end part of the main shaft and positioned at the position of the water inlet, the impeller consists of a shaft sleeve and a plurality of blades uniformly distributed around the circumferential direction of the shaft sleeve, the outer surface of the shaft sleeve is provided with a rotating connecting piece for supporting each blade, flexible connecting pieces are arranged between each blade and two ends of the shaft sleeve, and a swing amplitude control component is further arranged in the shaft sleeve.
Description
Technical Field
The application relates to the field of axial flow pump assembly, in particular to a fluorine axial flow pump with a flexibly assembled component.
Background
It is known that any mechanical equipment has a service life, if the equipment ages to a certain extent, damage occurs after the equipment is inevitably damaged, especially for the turbine runner blade, cracks are easy to generate due to the action and the reaction force of the equipment and the water pressure, most of regular cracks on the turbine runner blade belong to fatigue cracks, the cracks show obvious shell lines, the fatigue cracks appear as a result that the dynamic stress born by the blade exceeds the fatigue strength limit of the blade material in terms of mechanics and material mechanics, that is, when the capability of the blade for bearing the dynamic load is insufficient, the blade cracks can possibly appear, so the blade structure is designed from the angle of relieving the impact, the service life of the blade is prolonged, and the current blade and the shaft sleeve are connected through rigid connection, so that the instantaneous impact force which is not contacted with the water flow is not relieved, and the swing angle of the blade cannot be controlled, thereby the water guiding effect cannot be controlled.
Chinese patent publication No. CN110056464a discloses a hydraulic turbine blade structure that can cushion instantaneous impact of rivers, including blade body, slip sleeve, fixed balancing weight, balancing weight and blade connection balancing weight are stainless steel cylinder structure, and wherein fixed balancing weight fixed connection is in the surface one end of slip sleeve, the balancing weight is connected through the bearing rotation on slip sleeve to the blade, and the slip sleeve surface between balancing weight and the fixed balancing weight is still connected through another bearing rotation to the blade, realizes connecting through energy storage buffer structure in proper order between fixed balancing weight, balancing weight and the blade connection balancing weight, the surface that the balancing weight was connected to the blade has three blade body around the axle center welding.
According to the above patent, the protection of the blade is achieved by increasing the absorption way of the instantaneous impact energy of the water impact by adding the energy storage structure, and the flywheel with energy participates in the power generation state of the blade structure to ensure the rotation stability, however, the blade axially slides on the shaft sleeve, although the impact force of the water flow can be relieved, but the water guiding speed can not be adjusted, and the blade still has cracks after long-term operation, so that a fluorine material axial flow pump which flexibly connects the blade with the shaft sleeve and can adjust the swing angle of the blade is needed at present, thereby controlling the water guiding effect and slowing down the contact impact force of the water flow and the blade.
Disclosure of Invention
According to the fluorine material axial flow pump with the flexible assembly, the blades and the shaft sleeve are flexibly connected together through the flexible connecting piece, so that the blades can move on the rotating connecting piece, when the blades are in instantaneous contact with water flow to receive impact force, the blades are buffered, the swing control assembly drives the rotating connecting piece to rotate, the blades are driven to rotate, the swing angle of the blades is controlled, the impact force of the water flow received by the blades is buffered, and the service life of the blades is prolonged.
In order to solve the problems in the prior art, the application adopts the following technical scheme:
the application provides a fluorine material axial flow pump with flexibly assembled components, which comprises an axial flow pump body, wherein the axial flow pump body is provided with a water inlet and a water outlet, a main shaft coaxial with the water inlet is arranged in the axial flow pump body, an impeller is arranged at the end part of the main shaft and positioned at the position of the water inlet, the impeller consists of a shaft sleeve and a plurality of blades uniformly distributed around the circumferential direction of the shaft sleeve, the shaft sleeve is fixedly arranged at the end part of the main shaft, the outer surface of the shaft sleeve is provided with a rotating connecting piece for supporting each blade, the rotating connecting piece is rotatably arranged on the shaft sleeve, the axial direction of the rotating connecting piece is parallel to the axial direction of the water outlet, each blade can move on the corresponding rotating connecting piece, flexible connecting pieces are arranged between each blade and two ends of the shaft sleeve, and a swing control component for driving each rotating connecting piece to rotate simultaneously is also arranged inside the shaft sleeve.
Preferably, the rotary connecting piece is provided with a clamping plate, the clamping plate is provided with a clamping opening for clamping the bottom of the blade, the closed side of the clamping plate is vertically extended with a rotating shaft, the rotating shaft is rotationally arranged on the shaft sleeve, the end part of the rotating shaft penetrates through the shaft sleeve to be inwards extended, the axis direction of the rotating shaft is perpendicular to the axis direction of the shaft sleeve, and the shaft sleeve is provided with a shaft hole for rotationally connecting the rotating shaft.
Preferably, the flexible connecting piece is provided with a flexible strip, the flexible strip is elastic, the side edge of each blade is provided with a first shaft rod, the end part of the shaft sleeve is provided with an end ring, the end ring is provided with a notch corresponding to the position of each blade, a second shaft rod is arranged in the notch, and two ends of the flexible strip are fixedly connected with the first shaft rod and the second shaft rod respectively.
Preferably, the flexible connecting piece is further provided with a flexible spring, one end of the flexible spring is fixedly connected with the side edge of the blade, the end ring extends towards the direction of the blade to be provided with an extension rod, and the other end of the flexible spring is fixedly connected with the end part of the extension rod.
Preferably, a flexible stay bar is arranged between the two sides of the rotating shaft and the end ring, one end of each flexible stay bar is respectively connected with the corresponding end ring in a shaft way, the other end of each flexible stay bar is respectively connected with the side edge of the rotating shaft in a shaft way, and the end ring and the rotating shaft are respectively provided with a shaft connection part for the shaft connection of the end parts of the flexible stay bars.
Preferably, the rotating shaft is sleeved with a torsion spring, two ends of the torsion spring are fixedly connected with the end part of the rotating shaft and the shaft sleeve respectively, and a columnar opening which is coaxial with the shaft hole and is provided for the torsion spring to be installed is formed in the shaft sleeve.
Preferably, the two side edges of the blade are respectively provided with a first side edge block and a second side edge block, the clamping plate is positioned between the first side edge block and the second side edge block, gaps are reserved between the first side edge block and the second side edge block and the clamping plate, and when the blade is contacted with flowing water and receives instantaneous impact force, the blade is in a sliding state on the clamping plate.
Preferably, the swing control assembly is provided with gears mounted at the end of each rotating shaft extending into the shaft sleeve, a driving member for driving each gear to rotate simultaneously is arranged in the shaft sleeve, and the driving member is arranged among the gears and is in contact with each gear.
Preferably, the driving piece is provided with a sleeve, the sleeve is coaxially arranged in the shaft sleeve, a track opening for each gear to be clamped in is formed in the sleeve along the axis direction of the sleeve, a rack meshed with the corresponding gear is arranged at one side edge of each track opening, and when the sleeve moves along the axis direction of the shaft sleeve, the gears are in a state of driving the rotating shaft to rotate so as to control the blades to change the swing angle.
Preferably, a screw driver for driving the sleeve to move is arranged in the shaft sleeve.
Compared with the prior art, the application has the beneficial effects that:
1. according to the application, the blades and the shaft sleeve are flexibly connected together through the flexible connecting piece, so that the blades can move on the rotating connecting piece, when the blades are in instantaneous contact with water flow and receive impact force, the blades are buffered, and the swing control assembly drives the rotating connecting piece to rotate, so that the blades are driven to rotate, the swing angle of the blades is controlled, the water guiding effect of the blades is controlled, the impact force of the water flow received by the blades is buffered, and the service life of the blades is prolonged.
2. According to the application, through the connection mode of the sliding clamping connection of the blade on the clamping plate, the blade can rotate along with the rotating shaft and also can slide on the clamping plate, so that the blade can control the swing angle, and the impact force caused by water flow can be buffered in the rotating process, thereby realizing the protection of the blade in the water guiding operation, prolonging the service life of the blade and improving the water guiding effect of the blade.
3. According to the application, the shaft sleeve and the blades are flexibly connected together through the flexible strip, so that the blades can obtain the buffer effect of the deformation of the flexible strip in a stretching state when being subjected to instantaneous impact of water flow, the impact force is released, and the flexible strip is restored to a normal state when the blades stop running, thereby resetting the blades, realizing buffer of the impact force in the water guiding process of the blades, and prolonging the service life of the blades.
Drawings
Fig. 1 is a schematic perspective view of a fluorine axial flow pump with a flexible assembly.
Fig. 2 is a partial perspective structural cross-sectional view of a fluorine axial flow pump with a flexible assembly.
Fig. 3 is a partial perspective view of a fluorine axial flow pump with a flexible assembly.
Fig. 4 is a cross-sectional view of a schematic partial perspective view of a fluorine axial flow pump with a flexible assembly.
Fig. 5 is a perspective view in section of a partial perspective view of a fluorine axial flow pump with a flexible assembly.
Fig. 6 is a sectional view II of a schematic partial perspective view of a fluorine axial flow pump with a flexibly assembled assembly.
Fig. 7 is a perspective view in section of a partial perspective view of a fluorine axial flow pump with a flexible assembly.
Fig. 8 is a schematic perspective view of an impeller, a shaft sleeve and a rotating shaft of a fluorine axial flow pump with flexibly assembled components.
Fig. 9 is a front view of an impeller, sleeve and shaft of a fluorine axial flow pump with a flexible assembly.
Fig. 10 is an enlarged schematic view at a of fig. 8.
Fig. 11 is an enlarged schematic view at B of fig. 6.
Fig. 12 is an enlarged schematic view at C of fig. 4.
Fig. 13 is an enlarged schematic view at D of fig. 5.
The reference numerals in the figures are: 1-an axial flow pump body; 11-water inlet; 12-water outlet; 2-a main shaft; 3-an impeller; 31-shaft sleeve; 311-end ring; 3111-extension rod; 32-leaf blades; 321-a first side block; 322-a second side block; 4-rotating the connecting piece; 41-clamping plates; 42-rotating shaft; 421—a shaft connection; 422-torsion spring; a 5-flexible connection; 51-a flexible strip; 511-a first shaft; 512-second shaft; 52-a flexible spring; 53-flexible struts; 6-swing control assembly; 61-gear; 62-a driving member; 621-sleeve; 6211-racks; 622-screw drive.
Detailed Description
The application will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the application and the specific objects and functions achieved.
Referring to fig. 1-9, a fluorine material axial flow pump with flexibly assembled components comprises an axial flow pump body 1, wherein the axial flow pump body 1 is provided with a water inlet 11 and a water outlet 12, a main shaft 2 coaxial with the water inlet 11 is arranged in the axial flow pump body 1, an impeller 3 is arranged at the end part of the main shaft 2 and positioned at the position of the water inlet 11, the impeller 3 is composed of a shaft sleeve 31 and a plurality of blades 32 uniformly distributed around the circumferential direction of the shaft sleeve 31, the shaft sleeve 31 is fixedly arranged at the end part of the main shaft 2, a rotating connecting piece 4 for supporting each blade 32 is arranged on the outer surface of the shaft sleeve 31, the rotating connecting piece 4 is rotatably arranged on the shaft sleeve 31, the axial direction of the rotating connecting piece 4 is parallel to the axial direction of the water outlet 12, each blade 32 can move on the corresponding rotating connecting piece 4, a flexible connecting piece 5 is arranged between each blade 32 and two ends of the shaft sleeve 31, and a swing control component 6 for driving each rotating connecting piece 4 to rotate simultaneously is further arranged inside the shaft sleeve 31.
When the axial-flow pump body 1 is used, the main shaft 2 drives the impeller 3 to rotate, the impeller 3 guides water into the water inlet 11 and guides the water out of the water outlet 12, and because the impeller 3 is composed of the blades 32 and the shaft sleeve 31, the blades 32 can receive instantaneous impact force in the process of guiding water by contacting the blades 32 with water flow, in order to avoid the condition that the blades 32 are cracked by the impact force, the blades 32 are flexibly connected with the shaft sleeve 31 through the flexible connecting piece 5, compared with the traditional rigid connection, the impact force received by the blades 32 is relieved, the blades 32 move on the rotating connecting piece 4 after being impacted, so as to buffer the water, the impact force caused by water flow is released when the blades 32 rotate, in order to control the water guiding rate of the axial-flow pump body 1, the rotating connecting piece 4 is driven to rotate through the connection of the blades 32 and the swing control assembly 6, the rotating connecting piece 4 on the shaft sleeve 31 simultaneously and in the same direction, and accordingly each blade 32 is driven to swing synchronously, the swing angle of the blades 32 is controlled, the swing amplitude of the blades 32 is larger, the swing amplitude of the blades 32 is lower, the swing rate of the blades 32 is lower, the impact force is generated in the process of the blades is lower, and the service life of the blades is prolonged, and the service life of the flexible connecting piece is prolonged.
Referring to fig. 4-11, the rotary connecting member 4 is provided with a clamping plate 41, a clamping opening for clamping the bottom of the blade 32 therein is formed in the clamping plate 41, a rotating shaft 42 vertically extends from the closed side of the clamping plate 41, the rotating shaft 42 is rotatably arranged on the shaft sleeve 31, the end part of the rotating shaft 42 extends inwards through the shaft sleeve 31, the axial direction of the rotating shaft 42 is perpendicular to the axial direction of the shaft sleeve 31, and a shaft hole for rotatably connecting the rotating shaft 42 is formed in the shaft sleeve 31.
When the blades 32 are installed with the shaft sleeve 31, the rotating shaft 42 is inserted into the shaft hole of the shaft sleeve 31, the blades 32 are slidably clamped in the clamping holes of the clamping plates 41, the end part of the rotating shaft 42 is connected with the swing control assembly 6, the rotating shaft 42 is driven to rotate along with the starting of the swing control assembly 6, the rotating shaft 42 drives the blades 32 to rotate along with the clamping plates 41, so that the swing angle of the blades 32 is adjusted, and the water guide effect of the axial flow pump body 1 is adjusted through the control of the swing angles of the blades 32.
Referring to fig. 4-12, the flexible connection piece 5 is provided with a flexible strip 51, the flexible strip 51 has elasticity, the side edges of the blades 32 are provided with a first shaft lever 511, the end part of the shaft sleeve 31 is provided with an end ring 311, the end ring 311 is provided with a notch corresponding to each blade 32, a second shaft lever 512 is arranged in the notch, and two ends of the flexible strip 51 are respectively fixedly connected with the first shaft lever 511 and the second shaft lever 512.
When the blade 32 is connected with the shaft sleeve 31, in order to prevent the blade 32 from sliding on the clamping plate 41 to be separated from the clamping plate 41, the two side edges of the blade 32 are connected with the end rings 311 at the two ends of the shaft sleeve 31 through the flexible strips 51, the flexible strips 51 have elasticity, so that the stretching effect is achieved on the blade 32, when the blade 32 is not impacted by water flow, the blade 32 is ensured to be in a static state in the clamping plate 41, and when the blade 32 rotates, the blade 32 is contacted with the water flow, the blade 32 is impacted by the instantaneous impact of the water flow, so that the blade 32 slides on the clamping plate 41, the impact of the water flow is buffered, the flexible strips 51 close to the water inlet 11 are in a deformed stretching state, the flexible strips 51 far away from the water inlet 11 are in a relaxed state, and when the blade 32 stops rotating, the two flexible strips 51 are restored to be in a normal state, so that the blade 32 returns to the original position.
Referring to fig. 4-12, the flexible connection piece 5 is further provided with a flexible spring 52, one end of the flexible spring 52 is fixedly connected with the side edge of the blade 32, an extension rod 3111 is extended on the end ring 311 towards the direction of the blade 32, and the other end of the flexible spring 52 is fixedly connected with the end part of the extension rod 3111.
When the blade 32 is in the water guiding process, in order to avoid the situation that the flexible strip 51 is worn after long-term use, the flexible springs 52 are connected between the blade 32 and the shaft sleeve 31, so that the buffering effect is enhanced, as the blade 32 slides on the clamping plate 41, the flexible springs 52 close to the water inlet 11 change from a normal state to a stretching state, the flexible springs 52 far from the water inlet 11 change from a normal state to a compression state, the flexible springs 52 play a further role in buffering the forced sliding of the blade 32, and when the swing angle of the blade 32 is adjusted, the two flexible springs 52 change from the normal state to the stretching state.
Referring to fig. 4-10, a flexible brace 53 is disposed between two sides of the rotating shaft 42 and the end ring 311, one end of each flexible brace 53 is respectively connected with the corresponding end ring 311 in an axial manner, the other end of each flexible brace 53 is respectively connected with a side edge of the rotating shaft 42 in an axial manner, and the end ring 311 and the rotating shaft 42 are respectively provided with an axial connection portion 421 for connecting the ends of the flexible brace 53 in an axial manner.
When the swing angle of the blade 32 is not adjusted, the two flexible supporting rods 53 connected between the rotating shaft 42 and the shaft sleeve 31 are in a normal state, so that the supporting effect on the rotating shaft 42 is enhanced, and when the swing angle of the blade 32 is adjusted, the two flexible supporting rods 53 deform, so that the supporting effect on the rotating shaft 42 is still enhanced, and the flexible supporting rods 53 are elastic, so that the flexible supporting rods 53 are restored to the normal state when the blade 32 returns to the original swing angle.
Referring to fig. 4-11, a torsion spring 422 is sleeved on the rotating shaft 42, two ends of the torsion spring 422 are fixedly connected with the end part of the rotating shaft 42 and the shaft sleeve 31 respectively, and a columnar opening coaxial with the shaft hole and used for installing the torsion spring 422 is formed in the shaft sleeve 31.
When the swing angle of the blade 32 is adjusted, the torsion spring 422 is in a torsion state, and when the blade 32 returns to the original swing angle, the torsion spring 422 gradually returns to a normal state, and a reset effect is achieved on the angle adjustment of the blade 32.
Referring to fig. 4 to 10, the blade 32 is provided with a first side block 321 and a second side block 322 at both sides thereof, and the clamping plate 41 is positioned between the first side block 321 and the second side block 322, and a gap is left between the first side block 321 and the second side block 322 and the clamping plate 41, and when the blade 32 is contacted with flowing water and receives instantaneous impact force, the blade 32 is in a sliding state on the clamping plate 41.
When the blade 32 is provided with the first side edge block 321 and the second side edge block 322, the clamping plate 41 is clamped between the first side edge block 321 and the second side edge block 322, and the sliding range of the blade 32 is limited as the blade 32 slides on the clamping plate 41, so that the condition that the blade 32 slides out of the clamping plate 41 is avoided.
Referring to fig. 4 to 13, the swing control assembly 6 is provided with gears 61 mounted at the end of each of the rotation shafts 42 extending into the shaft housing 31, and a driving member 62 for driving each of the gears 61 to rotate simultaneously is provided in the shaft housing 31, the driving member 62 being disposed between the plurality of gears 61 and in contact with each of the gears 61.
When the swing control assembly 6 is started, the driving piece 62 drives all the gears 61 contacted with the swing control assembly to rotate simultaneously, and when the gears 61 rotate to drive the corresponding rotating shafts 42 to rotate, the blades 32 rotate along with the clamping plates 41, so that the swing angles of the blades 32 are adjusted, and the swing angles of the blades 32 are synchronously adjusted, so that the water guiding effect is controlled.
Referring to fig. 4 to 13, the driving member 62 is provided with a sleeve 621, the sleeve 621 is coaxially disposed in the shaft sleeve 31, a track opening for each gear 61 to be clamped therein is formed in the sleeve 621 along the axial direction thereof, a rack 6211 engaged with the corresponding gear 61 is disposed at one side edge of each track opening, and when the sleeve 621 moves along the axial direction of the shaft sleeve 31, the gear 61 is in a state of driving the rotary shaft 42 to rotate so as to control the blades 32 to change the swing angle.
When the driving piece 62 is activated, the sleeve 621 moves in the axial direction of the boss 31, and since the rack 6211 engaged with the gear 61 is provided in the rail hole of the sleeve 621, the rack 6211 rotates the gear 61.
Referring to fig. 13, a screw driver 622 for driving the sleeve 621 is provided in the sleeve 31.
During the movement of the sleeve 621, the sleeve 621 is driven to move by the screw driver 622, and the swing angle of the vane 32 is controlled according to the moving distance of the sleeve 621.
According to the application, the blades 32 and the shaft sleeves 31 are flexibly connected together through the flexible connecting piece 5, so that the blades 32 can move on the rotating connecting piece 4, when the blades 32 are in instantaneous contact with water flow and receive impact force, the blades 32 are buffered, the swing control component 6 drives the rotating connecting piece 4 to rotate, so that the blades 32 are driven to rotate, the swing angle of the blades 32 is controlled, the blades 32 can still be buffered and supported through the flexible strips 51 and the flexible springs 52 after swinging, the impact force of the water flow received by the blades 32 is buffered, and the service life of the blades 32 is prolonged.
Based on the technical scheme disclosed by the embodiment, the working process of the fluorine material axial flow pump flexibly assembled by the assembly is as follows:
when the axial flow pump body 1 is used, the main shaft 2 drives the impeller 3 to rotate, the impeller 3 guides water from the water inlet 11 and guides the water from the water outlet 12, in the water guiding process of the blades 32 and water flow contact, the blades 32 are subjected to instantaneous impact force, the two sides of the blades 32 are connected with the end rings 311 at the two ends of the shaft sleeve 31 through the flexible strips 51, as the flexible strips 51 have elasticity, the stretching effect on the blades 32 is achieved, when the blades 32 are not subjected to the impact force of the water flow, the blades 32 are guaranteed to be in a static state in the clamping plates 41, when the blades 32 rotate, the blades 32 are contacted with the water flow, the blades 32 are subjected to the instantaneous impact force of the water flow, so that the blades 32 slide on the clamping plates 41, the impact force of the water flow is buffered, the flexible strips 51 close to the water inlet 11 are in a deformation stretching state, the flexible strips 51 far away from the water inlet 11 are in a loose state, and when the blades 32 stop rotating, so that the blades 32 return to the original positions, compared with the traditional rigid connection, the impact force born by the blades 32 is relieved, the blades 32 are moved on the rotating connecting piece 4, the rotating piece 4, the blades 32 are guaranteed, when the blades 32 are subjected to the impact force is carried out, the blades 32 are rotated, the impact force is buffered, the blades 32 is controlled to rotate, the rotating on the rotating piece is controlled, the rotating shaft is controlled, the blades is the rotating piece is 2, and the rotating body is 2, and the rotating the blades is 2, and the rotating body is more than the rotating body, and the rotating body is 2, and the rotating body is has the rotating pump, and has the rotating body.
The foregoing examples merely illustrate one or more embodiments of the application, which are described in greater detail and are not to be construed as limiting the scope of the application. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the application, which are all within the scope of the application. Accordingly, the scope of protection of the present application is to be determined by the appended claims.
Claims (10)
1. The utility model provides a fluorine material axial-flow pump of subassembly flexible assembly, including axial-flow pump body (1), axial-flow pump body (1) have water inlet (11) and delivery port (12), be equipped with in axial-flow pump body (1) with water inlet (11) coaxial main shaft (2), impeller (3) are installed to tip and the position department that is located water inlet (11) of main shaft (2), impeller (3) comprise a shaft sleeve (31) and a plurality of blade (32) that surround the circumferencial direction evenly distributed of shaft sleeve (31), shaft sleeve (31) are fixed to be set up at the tip of main shaft (2), characterized in that, the surface of shaft sleeve (31) is equipped with and supplies rotation connecting piece (4) that every blade (32) supported, rotation connecting piece (4) rotate and set up on shaft sleeve (31), the axis direction of rotation connecting piece (4) is on being on a parallel with the axis direction of delivery port (12), every blade (32) all can be movable on corresponding rotation connecting piece (4), all be equipped with flexible connection piece (5) between the both ends of every blade (32) and shaft sleeve (31), the inside of shaft sleeve (31) still is equipped with and rotates every rotation connecting piece (6) and is used for controlling rotation assembly (6) simultaneously.
2. The fluorine material axial flow pump of flexible assembly of claim 1, wherein the rotating connecting piece (4) is provided with a clamping plate (41), the clamping plate (41) is provided with a clamping opening for clamping the bottom of the blade (32) therein, the closed side of the clamping plate (41) is vertically extended with a rotating shaft (42), the rotating shaft (42) is rotatably arranged on the shaft sleeve (31), the end part of the rotating shaft (42) penetrates through the shaft sleeve (31) to be inwards extended, the axial direction of the rotating shaft (42) is perpendicular to the axial direction of the shaft sleeve (31), and the shaft sleeve (31) is provided with a shaft hole for the rotating connection of the rotating shaft (42).
3. The fluorine axial flow pump flexibly assembled by the assembly according to claim 1, wherein the flexible connecting piece (5) is provided with a flexible strip (51), the flexible strip (51) is elastic, the side edges of the blades (32) are provided with a first shaft lever (511), the end part of the shaft sleeve (31) is provided with an end ring (311), the end ring (311) is provided with a notch at the position corresponding to each blade (32), a second shaft lever (512) is arranged in the notch, and the two ends of the flexible strip (51) are fixedly connected with the first shaft lever (511) and the second shaft lever (512) respectively.
4. A fluorine axial flow pump with flexibly assembled components according to claim 3, characterized in that the flexible connecting piece (5) is further provided with a flexible spring (52), one end of the flexible spring (52) is fixedly connected with the side edge of the blade (32), the end ring (311) is provided with an extension rod (3111) extending towards the direction of the blade (32), and the other end of the flexible spring (52) is fixedly connected with the end part of the extension rod (3111).
5. A fluorine axial flow pump with flexibly assembled components according to claim 2, characterized in that a flexible stay bar (53) is arranged between the two sides of the rotating shaft (42) and the end ring (311), one end of each flexible stay bar (53) is respectively connected with the corresponding end ring (311) in an axial mode, the other end of each flexible stay bar (53) is respectively connected with the side edge of the rotating shaft (42) in an axial mode, and the end ring (311) and the rotating shaft (42) are respectively provided with an axial connection part (421) for connecting the end parts of the flexible stay bars (53) in an axial mode.
6. The fluorine material axial flow pump flexibly assembled by components according to claim 5, wherein the rotating shaft (42) is sleeved with a torsion spring (422), two ends of the torsion spring (422) are fixedly connected with the end part of the rotating shaft (42) and the shaft sleeve (31) respectively, and the shaft sleeve (31) is provided with a columnar opening which is coaxial with the shaft hole and is provided for the installation of the torsion spring (422).
7. The fluorine axial flow pump of claim 1, wherein the blade (32) is provided with a first side block (321) and a second side block (322) at both sides, the clamping plate (41) is located between the first side block (321) and the second side block (322), and a gap is left between the first side block (321) and the second side block (322) and the clamping plate (41), and when the blade (32) is contacted with flowing water and receives instantaneous impact force, the blade (32) is in a sliding state on the clamping plate (41).
8. A fluorine axial flow pump with flexible assembly according to claim 1, characterized in that the swing control assembly (6) is provided with gears (61) mounted at the end of each shaft (42) extending into the shaft sleeve (31), the shaft sleeve (31) is provided with a driving member (62) for driving each gear (61) to rotate simultaneously, and the driving member (62) is arranged between the plurality of gears (61) and in contact with each gear (61).
9. The fluorine axial flow pump of flexible assembly of claim 8, wherein the driving member (62) is provided with a sleeve (621), the sleeve (621) is coaxially arranged in the shaft sleeve (31), a track opening for each gear (61) to be clamped therein is formed in the sleeve (621) along the axial direction of the sleeve, a rack (6211) meshed with the corresponding gear (61) is arranged at one side edge of each track opening, and when the sleeve (621) moves along the axial direction of the shaft sleeve (31), the gear (61) is in a state of driving the rotating shaft (42) to rotate so as to control the blades (32) to change the swing angle.
10. A fluorine axial flow pump with flexibly assembled components according to claim 9, characterized in that a screw driver (622) for driving the sleeve (621) is provided in the sleeve (31).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311150361.XA CN116892519B (en) | 2023-09-07 | 2023-09-07 | Fluorine material axial flow pump with flexibly assembled components |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311150361.XA CN116892519B (en) | 2023-09-07 | 2023-09-07 | Fluorine material axial flow pump with flexibly assembled components |
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| CN116892519B CN116892519B (en) | 2023-12-19 |
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|---|---|
| CN116892519B (en) | 2023-12-19 |
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