CN216306235U - Rotation preventing structure of submersible axial flow pump - Google Patents

Abstract

The utility model relates to the technical field of axial-flow pumps, and discloses: an anti-rotation structure of a submersible axial-flow pump comprises a base, wherein a semicircular groove is arranged above the base, a cushion pad is fixedly arranged at the edge of the top end in the groove of the base, an axial-flow pump is arranged in the groove of the base, the axial flow pump comprises a pump body, a water outlet bent pipe, a suction chamber and a closed end chamber, wherein an impeller and a guide wheel are movably arranged in the pump body, the anti-rotation structure of the submersible axial-flow pump is characterized in that the bottom of the axial-flow pump is provided with a positioning block and a connecting end head on the side surface, therefore, the whole axial-flow pump can be ensured not to rotate by utilizing the clamping connection of the positioning block and the groove on the base in the use process, and the position of joint still is provided with the blotter, can cushion the absorption to the vibrations that the axial-flow pump produced when using like this, and then reduces the vibration range of whole device, guarantees the integrity and the normal use of device.

Description

Rotation preventing structure of submersible axial flow pump

Technical Field

The utility model relates to the technical field of axial-flow pumps, in particular to an anti-rotation structure of a submersible axial-flow pump.

Background

The axial-flow pump is mainly suitable for low-lift and large-flow occasions, such as irrigation, waterlogging drainage, dock drainage and water level regulation of a canal lock, or used as a large-scale circulating water pump of a power plant, the axial flow pump mainly comprises a pump body, a suction chamber and a water outlet bent pipe, the axial flow pump needs to be fixedly installed when in use, but the axial flow pump cannot be well fixed in the existing axial flow pump installation structure, so that the body of the axial flow pump can rotate when the external driving structure drives the axial flow pump to rotate, thereby causing the pump body to be unstable, further, the whole pump can generate violent vibration to affect the normal use of the pump, and meanwhile, when the impeller and the guide vane part of the existing axial flow pump are damaged, the impeller and the guide vane part cannot be conveniently overhauled and maintained, the whole pump body needs to be dismantled, then the corresponding part is taken out for maintenance, which is very inconvenient, so that an anti-rotation structure of the submersible axial-flow pump is provided.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the anti-rotation structure of the submersible axial-flow pump, which has the advantages of strong usability, convenience in use and good stability, and solves the problems in the background art.

The utility model provides the following technical scheme: an anti-rotation structure of a submersible axial-flow pump comprises a base, wherein a semicircular groove is arranged above the base, a cushion pad is fixedly arranged at the edge of the top end in the groove of the base, an axial-flow pump is arranged in the groove of the base, the axial flow pump comprises a pump body, a water outlet bent pipe, a suction chamber and a closed end chamber, wherein an impeller and a guide wheel are movably arranged in the pump body, a first opening and closing door is movably arranged in the area where the impeller and the guide wheel are arranged on the pump body, a second opening and closing door is movably arranged on the upper surface of the base in the area corresponding to the first opening and closing door, the right end of the guide wheel is fixedly provided with a transmission rod through the axial flow pump, the transmission rod is externally connected with a driving motor, the pump body and the fixed locating piece that is provided with in butt joint end bottom of delivery elbow, both sides horizontal position on the pump body and the delivery elbow all is provided with the connection end, swing joint has the gim peg in the connection end.

Preferably, the cushion pad is made of rubber, and the connecting combination of the connecting end and the fixing bolt and the positioning block are arranged in the middle of the cushion pad.

Preferably, the first opening and closing door can be opened by rotating around a lower rotating shaft at the left end of the pump body.

Preferably, the second opening and closing door is openable around a right rotating shaft on the upper surface of the base body, and the left end of the second opening and closing door can be fixedly connected to the base through a screw.

Preferably, the end of the left side of the second opening and closing door is a folding structure, the structure is matched with the rotating shaft of the left end of the first opening and closing door, the inner surface of the second opening and closing door is provided with a rubber layer, and the inner diameter of the second opening and closing door is larger than the outer diameter of the first opening and closing door.

Compared with the prior art, the utility model has the following beneficial effects:

1. this anti-rotation structure of dive axial-flow pump is provided with the locating piece through the bottom at the axial-flow pump to and the connection end of side, can make whole axial-flow pump utilize the joint of the recess on locating piece and the base to guarantee that the axial-flow pump can not take place rotatoryly in the use like this, and the position of joint still is provided with the blotter, the vibrations that produce when the axial-flow pump uses like this cushion and absorb, and then reduce the vibration range of whole device, guarantee integrity and the normal use of device.

2. This anti-rotation structure of dive axial-flow pump, be provided with the first door that opens and shuts of mobile opening through the position that will be provided with impeller and guide pulley, like this can be when the axial-flow pump breaks down the first door that opens and shuts of opening that can be convenient, thereby timely effectual overhaul this part, the convenience of use has been improved greatly, the outside of the first door that opens and shuts also the activity on the base is provided with the second door that opens and shuts simultaneously, can further guarantee the axial-flow pump in the use to the stable fixed of the first door that opens and shuts, guarantee the normal use of axial-flow pump.

Drawings

FIG. 1 is a schematic perspective view of a first embodiment of the present invention;

FIG. 2 is a schematic diagram of a second three-dimensional structure according to the present invention;

FIG. 3 is a schematic view of a first three-dimensional structure of the present invention with two open/close doors open;

FIG. 4 is another schematic perspective view of the axial flow pump of the present invention with two open/close doors;

FIG. 5 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 6 is an enlarged view of the structure at B in FIG. 2 according to the present invention.

In the figure: the device comprises a base 1, a cushion pad 2, a pump body 3, a water outlet bent pipe 4, a suction chamber 5, a closed end chamber 6, an impeller 7, a guide wheel 8, a first opening and closing door 9, a second opening and closing door 10, a transmission rod 11, a positioning block 12, a connecting end 13 and a fixing bolt 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, an anti-rotation structure of a submersible axial-flow pump comprises a base 1, a semicircular groove is formed above the base 1, a cushion pad 2 is fixedly installed at the edge of the top end of the groove of the base 1, the axial-flow pump is installed in the groove of the base 1, the axial-flow pump comprises a pump body 3, a water outlet bent pipe 4, a suction chamber 5 and a closed end chamber 6, an impeller 7 and a guide wheel 8 are movably arranged in the pump body 3, a first opening and closing door 9 is movably installed in the area where the impeller 7 and the guide wheel 8 are installed on the pump body 3, a second opening and closing door 10 is movably installed on the upper surface of the base 1 in the corresponding area where the first opening and closing door 9 is located, a transmission rod 11 is fixedly installed at the right end of the guide wheel 8 through the axial-flow pump, a driving motor is externally connected to the transmission rod 11, a positioning block 12 is fixedly installed at the bottom end of the butt joint end of the pump body 3 and the water outlet bent pipe 4, and connecting end 13 are respectively arranged at the horizontal positions of the two sides of the pump body 3 and the water outlet bent pipe 4, a fixed bolt 14 is movably connected in the connecting end head 13.

Wherein, blotter 2 is the rubber material, the connection combination and the locating piece 12 of connecting end 13 and gim peg 14 all set up in the middle of blotter 2, can utilize the installation of locating piece 12 in blotter 2 to guarantee that the axial-flow pump can not take place the rotation of pump self after installing work like this, guarantee the normal use of device, blotter 2 then can guarantee to carry out a certain amount of absorption buffering to the strong vibrations of pump production at the during operation, and then guarantee the stability of pump at the during operation.

Wherein, first door 9 that opens and shuts can be rotatory to be opened round the below rotation axis of the body left end of the pump body 3, can directly open first door 9 that opens and shuts like this when needs clearance maintenance to the axial-flow pump, greatly increased the follow-up convenience of overhauing of axial-flow pump, embodied the device's practicality.

Wherein, the second door 10 that opens and shuts can be opened round the right side rotation axis of base 1 body upper surface, and the left end accessible screw rod fixed connection of the second door 10 that opens and shuts on base 1, can guarantee like this to utilize the second door 10 that opens and shuts to further guarantee the locking fastness of the first door 9 that opens and shuts to the restraint limiting action of the first door 9 that opens and shuts of needs axial-flow pump normal during operation, thereby the effect of the kinetic energy with rotary motion of having remain axial-flow pump itself is converted into pressure energy, and then the normal use of the device has been guaranteed.

Wherein, the left tip of second door 10 that opens and shuts sets up to foldable structure, and this structure agrees with the rotation axis of first door 9 left end that opens and shuts, the internal surface of second door 10 that opens and shuts is provided with the rubber layer and the internal diameter of second door 10 that opens and shuts is greater than the external diameter of first door 9 that opens and shuts, second door 10 that opens and shuts like this wraps up in the outside of first door 9 that opens and shuts, utilize the rubber circle not only can guarantee that the axial-flow pump is eliminated partly when producing vibrations in the use, can also utilize the performance of rubber to improve the frictional force of second door 10 and axial-flow pump body that opens and shuts, and then can not take place the rotation when further guaranteeing the axial-flow pump to use.

The working principle is as follows: during the use, the axial-flow pump is assembled through the connecting end 13 and the fixing bolt 14, then the axial-flow pump is placed into a groove in the base 1, the positioning block 12 is clamped into a corresponding clamping groove in the base 1, the transmission rod 11 is externally connected with the driving structure, then the second opening and closing door 10 is closed, the screw is installed, the axial-flow pump is fixed, the driving structure drives the impeller 7 and the guide wheel 8 to rotate, liquid is sucked from the suction chamber 5 end and then enters the pump body 3, the liquid is conveyed to the water outlet bent pipe 4 to be discharged, pumping of the liquid is achieved, when a fault occurs, the second opening and closing door 10 is opened, then the first opening and closing door 9 is opened, the impeller 7 and the guide wheel 8 inside are overhauled, and convenience in use is embodied.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Also in the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the present invention. In the drawings of the present invention, the filling pattern is only for distinguishing the layers, and is not limited to any other way.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a dive axial-flow pump prevent rotating structure, includes base (1), the recess of semicircle form, its characterized in that are seted up to the top of base (1): the utility model discloses a water pump, including base (1), the recess of base (1) top edge fixed mounting have blotter (2), set up in the recess of base (1) and install the axial-flow pump, the axial-flow pump includes the pump body (3), goes out water return bend (4), suction chamber (5) and closed end room (6), the pump body (3) internalization is provided with impeller (7) and guide pulley (8), the regional movable mounting who installs impeller (7) and guide pulley (8) on the pump body (3) has first door (9) that opens and shuts, the upper surface of base (1) has second door (10) that opens and shuts at the regional movable mounting that corresponds in first door (9) place, the right-hand member of guide pulley (8) runs through axial-flow pump fixed mounting has transfer line (11), external driving motor in transfer line (11), the butt joint end bottom end fixed setting of the pump body (3) and play water return bend (4) has locating piece (12), the pump body (3) and go out both sides horizontal position on water return bend (4) and all be provided with connection end (13), swing joint has gim peg (14) in connection end (13).

2. An anti-rotation structure of a submersible axial flow pump according to claim 1, characterized in that: the buffer pad (2) is made of rubber, and the connecting combination of the connecting end (13) and the fixing bolt (14) and the positioning block (12) are arranged in the middle of the buffer pad (2).

3. An anti-rotation structure of a submersible axial flow pump according to claim 1, characterized in that: the first opening and closing door (9) can be opened in a rotating mode around a rotating shaft below the left end of the pump body (3) body.

4. An anti-rotation structure of a submersible axial flow pump according to claim 1, characterized in that: the second opening and closing door (10) can be opened around a right rotating shaft on the upper surface of the base (1) body, and the left end of the second opening and closing door (10) can be fixedly connected onto the base (1) through a screw.

5. An anti-rotation structure of a submersible axial flow pump according to claim 1, characterized in that: the end part of the left side of the second opening and closing door (10) is of a folding structure, the structure is matched with a rotating shaft of the left end of the first opening and closing door (9), a rubber layer is arranged on the inner surface of the second opening and closing door (10), and the inner diameter of the second opening and closing door (10) is larger than the outer diameter of the first opening and closing door (9).

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