阅读说明：本技术 一种层流推进器 (Laminar flow propeller ) 是由 施浩辰 于 2021-09-10 设计创作，主要内容包括：本发明涉及游泳设备技术领域,公开了一种层流推进器,包括上壳体、下壳体和隔板,隔板将下壳体的内腔分隔成两个腔体,下壳体的左右两侧均设有第一入水口,下壳体的上侧设有第一出水口,上壳体的下侧设有与第一出水口连通的第二入水口,上壳体的前侧设有第二出水口,第一入水口处设有用于单向吸入水流的吸水组件,下壳体的内腔内设有多个能将从第一入水口进入的水流引向第一出水口的第一导流片,上壳体的内腔内设有多个能将从第二入水口进入的水流引向第二出水口的第二导流片。本发明具有能使水流形成层式流动,且工作效率高和推流效果好的优点。(The invention relates to the technical field of swimming equipment, and discloses a laminar flow propeller which comprises an upper shell, a lower shell and a partition plate, wherein the partition plate divides an inner cavity of the lower shell into two cavities, the left side and the right side of the lower shell are respectively provided with a first water inlet, the upper side of the lower shell is provided with a first water outlet, the lower side of the upper shell is provided with a second water inlet communicated with the first water outlet, the front side of the upper shell is provided with a second water outlet, the first water inlet is provided with a water suction assembly for one-way water suction, the inner cavity of the lower shell is internally provided with a plurality of first flow deflectors capable of guiding water entering from the first water inlet to the first water outlet, and the inner cavity of the upper shell is internally provided with a plurality of second flow deflectors capable of guiding water entering from the second water inlet to the second water outlet. The invention has the advantages of high working efficiency and good flow pushing effect, and can make water flow form layered flow.)

1. The laminar flow propeller is characterized by comprising an upper shell, a lower shell and a partition plate, wherein the partition plate divides an inner cavity of the lower shell into two cavities, first water inlets are formed in the left side and the right side of the lower shell, a first water outlet is formed in the upper side of the lower shell, a second water inlet communicated with the first water outlet is formed in the lower side of the upper shell, a second water outlet is formed in the front side of the upper shell, a water suction assembly used for sucking water in a one-way mode is arranged at the first water inlet, a plurality of first flow deflectors capable of guiding water entering from the first water inlet to the first water outlet are arranged in the inner cavity of the lower shell, and a plurality of second flow deflectors capable of guiding water entering from the second water inlet to the second water outlet are arranged in the inner cavity of the upper shell.

2. The laminar flow propeller according to claim 1, further comprising a rectifying casing, wherein a third water outlet communicated with the first water inlet is provided at a right side of the rectifying casing, a third water inlet is provided at a front side of the rectifying casing, a plurality of third guide vanes capable of guiding water entering from the third water inlet to the third water outlet are provided in an inner cavity of the rectifying casing, and two and symmetrical portions are provided at left and right sides of the lower casing, respectively.

3. The laminar flow propeller of claim 2, wherein the third guide vane is a circular arc vane, a central angle of the third guide vane is 90 degrees, one end of the third guide vane is directed to the third water inlet, the other end of the third guide vane is directed to the third water outlet, the plurality of third guide vanes are uniformly spaced from left to right, and a distance between the third guide vane and the third water inlet gradually decreases as the distance between the third guide vane and the third water outlet decreases.

4. The laminar flow propeller of claim 2, wherein the third water inlet is provided with a honeycomb plate through which water flows.

5. The laminar flow propeller of claim 1, wherein the first guide vane is an arc-shaped vane, a central angle of the first guide vane is 90 degrees, one end of the first guide vane is directed to the first water inlet, the other end of the first guide vane is directed to the first water outlet, the first guide vanes are uniformly spaced from bottom to top, and a distance between the first guide vane and the first water inlet gradually decreases as a height of the first guide vane increases.

6. The laminar flow propeller of claim 1, wherein the second guide vane is an arc-shaped vane, a central angle of the second guide vane is 90 degrees, one end of the second guide vane is directed to the second water inlet, the other end of the second guide vane is directed to the second water outlet, the plurality of second guide vanes are uniformly spaced from bottom to top, and a distance between the second guide vane and the second water outlet gradually increases as a height of the first guide vane increases.

7. The laminar flow propeller of claim 1, wherein the area projection of the first water outlet is located within the range of the first flow deflector on the left and right sides.

8. The laminar flow propeller of claim 1, wherein a first spacer is attached to an end of the first flow deflector adjacent to the first water outlet, and a second spacer is attached to an end of the second flow deflector adjacent to the second water outlet.

9. The laminar flow propeller of claim 1, wherein the first water outlet and the second water outlet are each provided with a honeycomb plate through which a water flow can flow.

10. The laminar flow thruster according to claim 1, wherein the water absorption assembly comprises a propeller, a fixed frame, a rotating shaft and a driving unit, the fixed frame and the driving unit are respectively arranged on the lower shell, a power output end of the driving unit is connected with the rotating shaft, and the propeller is connected with the rotating shaft and is positioned in the lower shell; preferably, the rotating shafts in the two water absorption components are the same rotating shaft, one end of the rotating shaft is connected with the driving unit, and the other end of the rotating shaft is connected with a shaft locking device; preferably, the fixed frame is provided with a supporting plate, the supporting plate is provided with a bearing hole, and the bearing hole is rotatably connected with the rotating shaft through a bearing.

Technical Field

The invention relates to the technical field of swimming equipment, in particular to a laminar flow propeller.

Background

The swimming pool without margin, namely, the water flow direction and the flow velocity are controlled by the hydraulic pushing device to produce directional water flow which can adjust the speed and attack the swimmer, when the swimmer swims forwards, the water flow is impacted backwards by the reverse water flow produced by the pushing device, so that the swimmer moves forwards and is stopped, and the purpose of swimming at a fixed speed is achieved by swimming in the swimming pool in a reverse flow manner; when the counter-flow speed is equal to the absolute value of the swimming speed, the position of a swimmer swimming in the swimming pool is unchanged relative to the position of the swimming pool, and the swimmer cannot swim to the side of the swimming pool due to the pushing action of the counter-flow, so the swimming pool is called as a borderless swimming pool, and the borderless swimming pool is popular among people in small-area spaces such as courtyards, independent rooms and the like because the borderless swimming pool has a flexible construction mode and occupies small plane space.

The existing hydraulic pushing device in the market usually sucks and discharges water flow through the rotation of a motor driving blade, so that the risk of non-separation of water and electricity exists, vortex is easily formed at a water inlet and a water outlet, and the safety is low; and the hydraulic power device usually absorbs water at the bottom of the swimming pool and discharges water at the top of the swimming pool, so that the suction force of the water flow sucked by the hydraulic power device is partially offset by the water potential energy, and the thrust of the water flow discharged by the hydraulic power device is insufficient.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the laminar flow propeller can make water flow form laminar flow, make water flow form directional constant-speed flow, and has high working efficiency and good flow pushing effect.

In order to solve the technical problem, the present invention provides a laminar flow propeller, including an upper casing, a lower casing and a partition plate, wherein the partition plate divides an inner cavity of the lower casing into two cavities, the left and right sides of the lower casing are both provided with first water inlets, the upper side of the lower casing is provided with a first water outlet, the lower side of the upper casing is provided with a second water inlet communicated with the first water outlet, the front side of the upper casing is provided with a second water outlet, the first water inlet is provided with a water suction assembly for one-way water suction, the inner cavity of the lower casing is provided with a plurality of first flow deflectors capable of guiding water entering from the first water inlets to the first water outlets, and the inner cavity of the upper casing is provided with a plurality of second flow deflectors capable of guiding water entering from the second water inlets to the second water outlets.

As a preferable scheme of the present invention, the air conditioner further comprises a rectification housing, a third water outlet communicated with the first water inlet is arranged on the right side of the rectification housing, a third water inlet is arranged on the front side of the rectification housing, a plurality of third guide vanes capable of guiding water entering from the third water inlet to the third water outlet are arranged in an inner cavity of the rectification housing, and the rectification housing is provided with two third guide vanes which are respectively and symmetrically arranged on the left side and the right side of the lower housing.

As a preferable aspect of the present invention, the third guide vane is an arc vane, a central angle of the third guide vane is 90 degrees, one end of the third guide vane is directed to the third water inlet, the other end of the third guide vane is directed to the third water outlet, the third guide vanes are uniformly spaced from left to right, and a distance between the third guide vane and the third water inlet gradually decreases as the distance between the third guide vane and the third water outlet decreases.

In a preferred embodiment of the present invention, the third water inlet is provided with a honeycomb plate through which water flows.

As a preferable aspect of the present invention, the first guide vane is an arc vane, a central angle of the first guide vane is 90 degrees, one end of the first guide vane is directed to the first water inlet, the other end of the first guide vane is directed to the first water outlet, the first guide vanes are uniformly arranged from bottom to top at intervals, and a distance between the first guide vane and the first water inlet gradually decreases as a height of the first guide vane increases.

As a preferable scheme of the present invention, the second guide vane is an arc vane, a central angle of the second guide vane is 90 degrees, one end of the second guide vane is directed to the second water inlet, the other end of the second guide vane is directed to the second water outlet, the second guide vanes are uniformly arranged from bottom to top at intervals, and a distance between the second guide vane and the second water outlet gradually increases with an increase in height of the first guide vane.

As a preferable aspect of the present invention, the area projection of the first water outlet is located in the range of the first flow deflectors on the left and right sides.

As a preferable aspect of the present invention, a first spacer is connected to one end of the first flow deflector, which is close to the first water outlet, and a second spacer is connected to one end of the second flow deflector, which is close to the second water outlet.

As a preferable scheme of the present invention, the first water outlet and the second water outlet are both provided with a honeycomb panel through which water flows.

As a preferable scheme of the present invention, the water absorption assembly includes a propeller, a fixed frame, a rotating shaft and a driving unit, the fixed frame and the driving unit are respectively disposed on the lower housing, a power output end of the driving unit is connected with the rotating shaft, and the propeller is connected with the rotating shaft and is located in the lower housing; preferably, the rotating shafts in the two water absorption components are the same rotating shaft, one end of the rotating shaft is connected with the driving unit, and the other end of the rotating shaft is connected with a shaft locking device; preferably, the fixed frame is provided with a supporting plate, the supporting plate is provided with a bearing hole, and the bearing hole is rotatably connected with the rotating shaft through a bearing.

Compared with the prior art, the laminar flow propeller provided by the embodiment of the invention has the beneficial effects that:

(1) when the water sucking assembly is started, external water flow is sucked into the lower shell from the first water inlets on the left side and the right side, and flows into the upper shell in a reversing way through the first flow deflector and is discharged from the second water outlet in a reversing way through the second flow deflector, so that the water flow is switched from a left flowing state to a right flowing state to a forward flowing state;

(2) according to the invention, through the arrangement of the first flow deflector and the second flow deflector, the reversing of the flow direction of water flow is realized, the mutual interference among the water flows is also reduced, the mutual interference among the water flows is greatly reduced through the modes of flow guiding, separated flow guiding and the like, and the efficiency of manufacturing the directional constant-speed water flow is improved;

(3) according to the invention, through the arrangement of the plurality of flow deflectors, the water flow can be separated to form a multilayer laminar flow, and the phenomenon that turbulent flow is formed at the corners of the flow deflectors due to overlarge impact force of the water flow is avoided, so that the impact of the water flow is dispersed, the energy consumption loss of the water flow is reduced, and the working efficiency of the laminar flow propeller is improved;

(4) according to the invention, through the arrangement of the water inlet and the water outlet, the area of the sucked water flow is separated from the area of the discharged water flow, so that the phenomenon that only part of the water flow forms internal circulation due to the intersection of the area of the sucked water flow and the area of the discharged water flow is avoided, the mutual influence between the sucked water flow and the discharged water flow can be avoided, the speed of the discharged water flow is improved, and the flow pushing effect of the laminar flow propeller is improved.

Drawings

FIG. 1 is a schematic structural diagram of a laminar flow thruster provided by an embodiment of the present invention;

fig. 2 is a schematic structural view of a first guide vane;

FIG. 3 is a schematic structural view of the water absorbing assembly;

fig. 4 is a schematic structural view of a second guide vane;

fig. 5 is a schematic structural view of a third guide vane;

in the figure, 1, an upper shell; 2. a lower housing; 3. a partition plate; 4. a water absorbing assembly; 41. a propeller; 42. a fixed frame; 43. a rotating shaft; 44. a drive unit; 45. a support plate; 46. a shaft locking device; 5. a first guide vane; 51. a first spacer; 6. a second guide vane; 61. a second spacer; 7. a rectifying housing; 8. a third guide vane; 9. a honeycomb panel.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, it should be understood that the terms "central", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., used herein are used in the orientation or positional relationship indicated in the drawings, which are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1 to 3, a preferred embodiment of a laminar flow pusher according to a preferred embodiment of the present invention, which comprises an upper shell 1, a lower shell 2 and a clapboard 3, wherein the clapboard 3 divides the inner cavity of the lower shell 2 into two cavities, the left side and the right side of the lower shell 2 are both provided with a first water inlet, the upper side of the lower shell 2 is provided with a first water outlet, a second water inlet communicated with the first water outlet is arranged at the lower side of the upper shell 1, a second water outlet is arranged at the front side of the upper shell 1, the first water inlet is provided with a water suction component 4 for one-way water suction, the inner cavity of the lower shell 2 is internally provided with a plurality of first guide vanes 5 which can guide the water flow entering from the first water inlet to the first water outlet, a plurality of second flow deflectors 6 capable of guiding water flow entering from the second water inlet to the second water outlet are arranged in the inner cavity of the upper shell 1; it should be further noted that, in order to facilitate taking the laminar flow propeller, a handle is disposed at the top of the upper casing 1.

From this, when subassembly 4 that absorbs water starts, outside rivers are inhaled to the lower casing 2 from the first water inlet of left and right sides in, rivers flow in upper casing 1 through first water conservancy diversion piece 5 switching-over, discharge from the second delivery port through second water conservancy diversion piece 6 switching-over again, thereby turn to the state of flowing forward from controlling the state of flowing forward with rivers, when laminar flow propeller is used for the swimming pool, rivers in the swimming pool form the inner loop, inhale the rivers of bottom left and right sides in through laminar flow propeller and again with rivers switching-over to the top and discharge forward, thereby let rivers form directional laminar flow in limited space, rivers velocity of flow output is steady, the energy consumption is low, and the resistance when having increased the swimmer when swimming, can also guarantee simultaneously that the pond water of plug flow both sides is basically static, make the swimmer just as swimming in the river that rivers are soft, experience is good.

According to the invention, the first flow deflector 5 and the second flow deflector 6 are arranged, so that the flow direction of water flow is reversed, mutual interference among water flows is reduced, the mutual interference among the water flows is greatly reduced in the modes of drainage, separation and diversion and the like, and the efficiency of manufacturing directional constant-speed water flow is improved; through the arrangement of the plurality of flow deflectors, the water flow can be separated to form a multilayer laminar flow, and the phenomenon that turbulent flow is formed at the corners of the flow deflectors due to overlarge impact force of the water flow is avoided, so that the impact of the water flow is dispersed, the energy consumption loss of the water flow is reduced, and the working efficiency of the laminar flow propeller is improved; through the setting of water inlet and delivery port, with the regional separation of the regional of inspiratory rivers and discharged rivers, avoid leading to only partial rivers to form the inner loop because the region of inspiratory rivers intersects with the region of discharged rivers, and can avoid causing the influence each other between inspiratory rivers and the discharged rivers, improve the speed of discharged rivers, improve laminar flow propeller's the class effect that pushes away.

Exemplarily, as shown in fig. 1 to 4, a laminar flow propeller further includes a rectifying casing 7, a third water outlet communicated with the first water inlet is disposed on a right side of the rectifying casing 7, a third water inlet is disposed on a front side of the rectifying casing 7, a plurality of third flow deflectors 8 capable of guiding water entering from the third water inlet to the third water outlet are disposed in an inner cavity of the rectifying casing 7, and two of the rectifying casings 7 are symmetrically disposed on left and right sides of the lower casing respectively; with the design, external water flows into the lower shell 2 from the rectifying shell 7 under the action of the water absorption assembly and flows into the lower shell 2 through the third flow deflectors 8 in a reversing way, so that the phenomenon that backflow water flows too little due to the small width of the swimming pool is prevented; simultaneously, because rivers are in being inhaled the inlet from all sides, must have the flow of equidirectional not between the rivers, lead to rivers to join the department and form the swirl easily, setting through a plurality of third water conservancy diversion pieces 8, can form multilayer laminar flow with the water flow separation, the streamline of swirl has been blocked, avoid rivers to form torrent or swirl even in first inlet department under the effect of subassembly that absorbs water or because the impact force is too big, thereby the impact of dispersion rivers, reduce the energy consumption loss of rivers, the work efficiency of laminar flow propeller has been improved.

Exemplarily, as shown in fig. 4, the third guide vane 8 is an arc-shaped vane, a central angle of the third guide vane 8 is 90 degrees, one end of the third guide vane 8 points to the third water inlet, the other end of the third guide vane 8 points to the third water outlet, the third guide vanes 8 are uniformly arranged from left to right at intervals, and a distance between the third guide vane 8 and the third water inlet gradually decreases as a distance between the third guide vane 8 and the third water outlet decreases; therefore, water flow is enabled to flow into the rectifying shell 7 in a reversing mode through the third flow deflector 8, so that the water flow is changed from a front-back flowing state to a left-right flowing state, and the water flow is reversed for the first time.

Illustratively, as shown in fig. 4, the third water inlet is provided with a honeycomb panel 9 through which water flows, so that longitudinal water flow at the third water outlet can be effectively eliminated, water at the third water outlet flows to the first water outlet, water flows from other directions at the third water inlet are reduced, vortexes generated by the water flow when the propeller 41 rotates are further weakened, turbulent flow at the third water inlet under the action of the water absorbing assembly or due to excessive impact force is avoided, water flow at the third water inlet is softer, the comfort of a swimmer is improved, and meanwhile, the swimmer can be effectively prevented from being carelessly involved, and the safety is high.

Exemplarily, as shown in fig. 2, the first baffle 5 is an arc-shaped baffle, a central angle of the first baffle 5 is 90 degrees, one end of the first baffle 5 points to the first water inlet, the other end of the first baffle 5 points to the first water outlet, the first baffle 5 is provided in plurality, the first baffles 5 are uniformly arranged from bottom to top at intervals, and a distance between the first baffle 5 and the first water inlet gradually decreases as a height of the first baffle 5 increases; therefore, water flow is enabled to flow into the upper shell 1 in a reversing mode through the first flow deflector 5, so that the water flow is changed from a left-right flowing state to an upward flowing state, and the water flow is changed for the second time.

Exemplarily, as shown in fig. 5, the second flow deflector 6 is an arc-shaped sheet, a central angle of the second flow deflector 6 is 90 degrees, one end of the second flow deflector 6 points to the second water inlet, the other end of the second flow deflector 6 points to the second water outlet, a plurality of second flow deflectors 6 are provided, the plurality of second flow deflectors 6 are uniformly arranged from bottom to top at intervals, and a distance between the second flow deflector 6 and the second water outlet gradually increases as a height of the first flow deflector 5 increases; therefore, the water flow is discharged through the second flow deflector 6 in a reversing way, so that the water flow is switched from an upward flowing state to a forward flowing state, and the water flow is reversed for the third time.

For example, as shown in fig. 2, the area projection of the first water outlet is located in the range of the first flow deflector 5 on the left and right sides; therefore, the flow of water between the first flow deflector 5 positioned on the top layer and the first water outlet is proper, and turbulent flow at the corner of the flow deflector due to overlarge impact force of the water is avoided, so that the energy consumption loss of the water is reduced, and the working efficiency of the laminar flow propeller is improved.

Illustratively, as shown in fig. 2 and 5, a first spacer 51 is connected to one end of the first baffle 5 close to the first water outlet, and a second spacer 61 is connected to one end of the second baffle 6 close to the second water outlet; therefore, mutual interference of water flows among the guide vanes is further reduced.

For example, the first water outlet and the second water outlet are both provided with a honeycomb plate 9 through which water flows, specifically, the honeycomb plate 9 includes a frame and a honeycomb core plate having a plurality of honeycomb water through holes, the frame is arranged around the honeycomb core plate, and the water through holes of the honeycomb plate 9 face the same direction as the water flow; by the design, the transverse water flow at the first water outlet and the vertical water flow at the second water outlet can be effectively eliminated, and the water flows in other directions can be reduced, so that the water flow at the first water outlet flows upwards and the water flow at the second water outlet flows forwards; from this, honeycomb panel 9 can carry out the rectification to the rivers that flow and make it more even, through be equipped with honeycomb panel 9 in two delivery port departments, can carry out the second grade rectification to rivers, makes rivers discharge uniformly, reduces the impact force of rivers, makes the flow of rivers softer, improves swimmer's travelling comfort.

Illustratively, as shown in fig. 2 and 3, the water absorbing assembly 4 includes a propeller 41, a fixed frame 42, a rotating shaft 43 and a driving unit 44, the fixed frame 42 and the driving unit 44 are respectively disposed on the lower casing 2, a power output end of the driving unit 44 is connected to the rotating shaft 43, the driving unit 44 is preferably a motor, and the propeller 41 is connected to the rotating shaft 43 and is located in the lower casing 2; specifically, the rotation directions of the propellers 41 in the two water absorption assemblies 4 are opposite; preferably, the rotating shafts 43 in the two water absorption assemblies 4 are the same rotating shaft 43, one end of the rotating shaft 43 is connected with the driving unit 44, and the other end of the rotating shaft 43 is connected with the shaft locking device 46, so that the propellers 41 are synchronously rotated by the arrangement of the rotating shaft 43, and the increase of the loss of water flow energy due to the time difference of water absorption flow of the two propellers 41 is avoided; preferably, the fixing frame 42 is provided with a supporting plate 45, specifically, the supporting plate 45 is arranged outside the fixing frame 42, so that the propeller 41 is not exposed outside the laminar flow propeller, the propeller 41 is prevented from being damaged by the swimmer when rotating, and the safety is high; the supporting plate 45 is provided with a bearing hole, and the bearing hole is rotatably connected with the rotating shaft 43 through a bearing; therefore, the influence of the water flow on the rotating shaft 43 is reduced, and the stability of the rotating shaft 43 is improved.

In the description of the present invention, it is to be understood that the terms "mounted," "connected," and "connected" are used broadly and are defined as, for example, either fixedly connected, detachably connected, or integrally connected, unless otherwise explicitly stated or limited; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.