CN210258798U - Water-jet propeller - Google Patents

Abstract

The utility model relates to a water jet propulsion ware, include: the impeller part is arranged in the propelling pipe, the energy storage pipe is rotatably arranged at the water outlet of the propelling pipe, and the rotating part is communicated with the water outlet of the energy storage pipe. The water jet propeller realizes that water flow is sucked into the propelling pipe and then discharged to the outlet of the propelling pipe through the arrangement of the propelling pipe and the impeller part, then water can preliminarily realize preliminary energy storage in the energy storage pipe, and then the water is ejected out from the outlet of the second corrugated pipe through the rotating part after being preliminarily stored; wherein, the setting of rotation portion can realize turning to the effect of turning to the injection is realized.

Description

Water-jet propeller

Technical Field

The utility model relates to a boats and ships field relates to a water jet propulsion ware especially.

Background

The water jet propeller is a propeller in which a jet part of a propulsion mechanism is immersed in water and a reaction force generated by the jet water flow is used to drive a ship to move forward. The water jet propeller is composed of a water pump, a pipeline, a suction port, a nozzle and the like, has lower efficiency than a propeller, but has good operating performance, and particularly has good adaptability to a shallow water channel with a sediment bottom.

However, the water jet propeller in the prior art has the disadvantages that the jet direction of the water jet propeller is oriented, the redirection is relatively difficult, and secondly, the jet intensity of the water jet is general.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: provided is a water jet propulsion device capable of enhancing water jet strength.

The utility model provides a technical scheme that its technical problem adopted is: a water jet propeller comprising: a propelling pipe, an impeller part arranged in the propelling pipe, an energy storage pipe rotatably arranged at the water outlet of the propelling pipe, a rotating part communicated with the water outlet of the energy storage pipe, an

The energy storage pipe comprises a ring pipe, a first corrugated pipe and a second corrugated pipe, wherein the first corrugated pipe and the second corrugated pipe are positioned at two ends of the ring pipe, the first corrugated pipe is communicated with the water outlet of the propelling pipe, the second corrugated pipe is communicated with the rotating part, and the inner diameter of the ring pipe is larger than that of the first corrugated pipe, wherein

When the impeller portion is operated, water can be accumulated in the annular tube and then ejected from the rotating portion.

Preferably, the ratio of the inner diameter of the loop to the inner diameter of the first bellows is 2: 1.

Preferably, the inner wall of the collar has a spiral texture.

Preferably, the rotating part comprises an outer sleeve, an inner sleeve arranged coaxially with the outer sleeve, and a driving part, and the water inlet of the inner sleeve is communicated with the second corrugated pipe;

the driving part is fixed on the outer sleeve and connected with the propelling pipe; wherein

The driving part can drive the outer sleeve to rotate.

Preferably, the driving part comprises two driving cylinders;

two first positioning columns are arranged on two sides of the propelling pipe in a mirror image mode;

two second positioning columns are arranged on two sides of the outer sleeve in a mirroring mode;

the distance between the two second positioning columns is smaller than the distance between the two first positioning columns;

one end of each driving cylinder is sleeved on the first positioning column through a joint bearing, and a piston rod at the other end of each driving cylinder is sleeved on the second positioning column through a joint bearing; wherein

When the driving cylinder pushes the first positioning column, the outer sleeve can rotate relative to the propelling pipe.

Preferably, an adjusting part is fixed at the water outlet of the inner sleeve, wherein

The adjusting part can adjust the size of the water outlet of the inner sleeve.

Preferably, the adjusting part comprises an adjusting cylinder, a fixing shaft hinged with a piston rod of the adjusting cylinder, a hinge shaft hinged with the outer sleeve, a baffle plate fixed on the hinge shaft, and

two ends of the fixed shaft are fixedly connected with two ends of the hinged shaft; wherein

The adjusting cylinder can push the fixed shaft to drive the hinged shaft to rotate, so that the baffle plate can adjust the size of the water outlet of the inner sleeve.

Preferably, the surface of the shielding plate is provided with a plurality of shunt brackets

The utility model has the advantages that:

the water jet propeller realizes that water flow is sucked into the propelling pipe and then discharged to the outlet of the propelling pipe through the arrangement of the propelling pipe and the impeller part, then water can preliminarily realize preliminary energy storage in the energy storage pipe, and then the water is ejected out from the outlet of the second corrugated pipe through the rotating part after being preliminarily stored;

wherein, the setting of rotation portion can realize turning to the effect of turning to the injection is realized.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a side view of a water jet propeller of the present invention;

fig. 2 is a schematic view of the connection structure of the outer sleeve and the inner sleeve according to the present invention;

fig. 3 is a top view of a water jet propeller according to the present invention.

In the figure: the device comprises a propelling pipe 1, an impeller part 2, an energy storage pipe 3, a ring pipe 31, a first corrugated pipe 32, a second corrugated pipe 33, a rotating part 4, an outer sleeve 41, an inner sleeve 42, a connecting sheet 43, a driving cylinder 44, a first positioning column 45, a second positioning column 46, an adjusting part 5, an adjusting cylinder 51, a fixed shaft 52, a hinge shaft 53, a baffle plate 54, a shunt frame 541 and a linkage plate 55.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

As shown in fig. 1 to 3, a water jet propeller includes: propulsion pipe 1, set up impeller portion 2 in propulsion pipe 1, rotationally set up energy storage pipe 3 and with the rotation portion 4 of the delivery port intercommunication of energy storage pipe 3 of delivery port department of propulsion pipe 1, wherein, impeller portion 2's concrete structure is the fixed impeller of cover in the pivot, because this impeller portion 2 is prior art, consequently no longer states by force, water can be under impeller portion 2's effect, realize the effect of spraying through propulsion pipe 1, energy storage pipe 3 and rotation portion 4 in proper order to and

the energy storage pipe 3 comprises a ring pipe 31, and a first corrugated pipe 32 and a second corrugated pipe 33 which are positioned at two ends of the ring pipe 31, wherein the first corrugated pipe 32 is communicated with a water outlet of the propulsion pipe 1, the second corrugated pipe 33 is communicated with the rotating part 4, the inner diameter of the ring pipe 31 is larger than that of the first corrugated pipe 32, and the first corrugated pipe 32 and the second corrugated pipe 33 are arranged, so that when the rotating part 4 rotates, the first corrugated pipe 32 and the second corrugated pipe 33 can synchronously rotate along with the rotating part 4, wherein

When the impeller part 2 is operated, water can be accumulated in the loop pipe 31 and then ejected from the rotation part 4. It should be noted that the inner diameter of the collar 31 is larger than any conduit through which water flows, and is indicated in the figures and is not related to the relative size.

In this embodiment, it is preferable that, in order to ensure that the diameter of the loop pipe 31 is adapted to the diameter of the first bellows 32 and the second bellows 33 to realize larger injection energy storage, the relationship between the inner diameters of the loop pipe 31 and the first bellows 32 and the second bellows 33 is set, and it should be noted that the inner diameters of the first bellows 32 and the second bellows 33 are the same, and the ratio of the inner diameter of the loop pipe 31 to the inner diameter of the first bellows 32 is 2: 1.

In the present embodiment, in order to form a rotational flow in the water flow in the loop pipe 31, so as to promote the water flow to have a larger energy to be ejected, the following technical solutions are adopted: the inner wall of the grommet 31 has a spiral texture. The spiral texture is adopted to promote the water flow to form a rotational flow, so that the water flow can form rotational flow jet to be discharged.

In this embodiment, the rotating portion 4 includes an outer sleeve 41, an inner sleeve 42 coaxially disposed with the outer sleeve 41, and a driving portion, and a water inlet of the inner sleeve 42 communicates with the second bellows 33; and the driving part is fixed on the outer sleeve 41 and connected with the propelling pipe 1; wherein the driving part can drive the outer sleeve 41 to rotate. The outer wall of the inner sleeve 42 has a plurality of connecting pieces 43, the connecting pieces 43 are fixedly connected with the inner wall of the outer sleeve 41 to form a positioning effect, and the driving part is fixed on the outer sleeve 41 to promote the steering of the outer sleeve 41.

Specifically, the structure of the driving part is: the driving portion includes two driving cylinders 44; two first positioning columns 45 are arranged on two sides of the propelling pipe 1 in a mirror image manner; two second positioning columns 46 are arranged on two sides of the outer sleeve 41 in a mirror image manner; the distance between the two second positioning columns 46 is smaller than the distance between the two first positioning columns 45; one end of each driving cylinder 44 is sleeved on the first positioning column 45 through a joint bearing, and a piston rod at the other end is sleeved on the second positioning column 46 through a joint bearing; wherein

When the driving cylinder 44 pushes the first positioning column 45, the outer sleeve 41 can rotate relative to the propelling pipe 1.

The shell of the driving cylinder 44 and a second positioning column 46 are positioned through a joint bearing, that is, the driving cylinder 44 pushes the first positioning column 45, the relative pushing effect between the shell of the driving cylinder 44 and the second positioning column 46 is synchronously driven, and the pushing degrees of the piston rods of the driving cylinder 44 are different, so that the steering effect of the outer sleeve 41 in different degrees is realized, and the steering injection effect of the injection force is realized.

In this embodiment, an adjusting portion 5 is fixed at the water outlet of the inner sleeve 42, wherein the adjusting portion 5 can adjust the size of the water outlet of the inner sleeve 42. The adjustment part 5 is provided to adjust the water jet force by adjusting the size of the water outlet of the inner tube 42.

Wherein, the concrete structure of regulating part 5 is: the adjusting part 5 comprises an adjusting cylinder 51, a fixed shaft 52 hinged with a piston rod of the adjusting cylinder 51, a hinged shaft 53 hinged with the outer sleeve 41, a baffle plate 54 fixed on the hinged shaft 53, and two ends of the fixed shaft 52 fixedly connected with two ends of the hinged shaft 53; the adjusting cylinder 51 can push the fixed shaft 52 to drive the hinge shaft 53 to rotate, so that the baffle 54 can adjust the size of the water outlet of the inner sleeve 42.

The piston rod of the adjusting cylinder 51 pushes the fixed shaft 52, the two ends of the fixed shaft 52 and the two ends of the hinge shaft 53 are fixedly provided with the linkage plates 55, the fixed shaft 52 and the linkage plates 55 can synchronously rotate around the hinge shaft 53, so that the shielding plate 54 is driven to be erected, the erection degree of the shielding plate 54 is different, and the adjustment of the size of the drainage of the water outlet of the inner sleeve 42 is realized.

Further, in order to promote the water sprayed from the water outlet of the inner sleeve 42 to achieve a good flow dividing effect, the following technical scheme is adopted:

the surface of the shielding plate 54 has a plurality of shunt brackets 541. The sprayed water flow can be divided by the flow dividing effect of the flow dividing frame 541.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (8)

1. A water jet propulsor, comprising: a propelling pipe, an impeller part arranged in the propelling pipe, an energy storage pipe rotatably arranged at the water outlet of the propelling pipe, a rotating part communicated with the water outlet of the energy storage pipe, an

The energy storage pipe comprises a ring pipe, a first corrugated pipe and a second corrugated pipe, wherein the first corrugated pipe and the second corrugated pipe are positioned at two ends of the ring pipe, the first corrugated pipe is communicated with the water outlet of the propelling pipe, the second corrugated pipe is communicated with the rotating part, and the inner diameter of the ring pipe is larger than that of the first corrugated pipe, wherein

When the impeller portion is operated, water can be accumulated in the annular tube and then ejected from the rotating portion.

2. The water jet according to claim 1,

the ratio of the inner diameter of the ring pipe to the inner diameter of the first corrugated pipe is 2: 1.

3. The water jet according to claim 2,

the inner wall of the collar has a spiral texture.

4. The water jet according to claim 1,

the rotating part comprises an outer sleeve, an inner sleeve and a driving part, the inner sleeve and the driving part are coaxially arranged with the outer sleeve, and a water inlet of the inner sleeve is communicated with the second corrugated pipe;

the driving part is fixed on the outer sleeve and connected with the propelling pipe; wherein

The driving part can drive the outer sleeve to rotate.

5. Water jet according to claim 4,

the driving part comprises two driving cylinders;

two first positioning columns are arranged on two sides of the propelling pipe in a mirror image mode;

two second positioning columns are arranged on two sides of the outer sleeve in a mirroring mode;

the distance between the two second positioning columns is smaller than the distance between the two first positioning columns;

one end of each driving cylinder is sleeved on the first positioning column through a joint bearing, and a piston rod at the other end of each driving cylinder is sleeved on the second positioning column through a joint bearing; wherein

When the driving cylinder pushes the first positioning column, the outer sleeve can rotate relative to the propelling pipe.

6. Water jet according to claim 5,

an adjusting part is fixed at the water outlet of the inner sleeve, wherein

The adjusting part can adjust the size of the water outlet of the inner sleeve.

7. Water jet according to claim 6,

the adjusting part comprises an adjusting cylinder, a fixed shaft hinged with a piston rod of the adjusting cylinder, a hinged shaft of the outer sleeve, a fixed baffle plate on the hinged shaft, and

two ends of the fixed shaft are fixedly connected with two ends of the hinged shaft; wherein

The adjusting cylinder can push the fixed shaft to drive the hinged shaft to rotate, so that the baffle plate can adjust the size of the water outlet of the inner sleeve.

8. Water jet according to claim 7,

the surface of the shielding plate is provided with a plurality of shunt brackets.

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