CN217129898U

CN217129898U - Vortex pump impeller mounting structure convenient to dismouting

Info

Publication number: CN217129898U
Application number: CN202220790682.0U
Authority: CN
Inventors: 王满亮
Original assignee: Jiangsu Hanna Pump Industry Co ltd
Current assignee: Jiangsu Hanna Pump Industry Co ltd
Priority date: 2022-04-07
Filing date: 2022-04-07
Publication date: 2022-08-05
Anticipated expiration: 2032-04-07

Abstract

The utility model relates to a vortex pump impeller mounting structure convenient to dismouting, which comprises a rotating shaft, the drive groove has been seted up to the right-hand member of pivot, the mounting hole has been seted up to the centre of pivot right-hand member, the outside welding of pivot has the locating plate, the right-hand member of pivot has the fixed plate through the bolt fastening, the right side of locating plate with the ball groove has been seted up in the left side of fixed plate, the inside swing joint in ball groove has the ball, the locating plate with the centre of fixed plate is provided with the impeller and cup joints with the pivot mutually. The utility model relates to a vortex pump impeller mounting structure convenient to dismouting sets up the kelly through the inside at the fixed plate, utilizes the cooperation of its and the inside draw-in groove of impeller, can carry out dual fixed to the fixed plate, even the fixing bolt of fixed plate takes place not hard up, and the kelly receives impeller rotation centrifugal force's influence can carry out the joint with the draw-in groove all the time to prevent that the fixed plate is not hard up and influence the normal use of device.

Description

Vortex pump impeller mounting structure convenient to dismouting

Technical Field

The utility model relates to a vortex pump impeller technical field specifically is a vortex pump impeller mounting structure convenient to dismouting.

Background

The vortex pump is a kind of vane pump, which sucks and discharges liquid by the action of vortex motion generated by liquid when the impeller rotates, and the impeller is damaged to some extent with the use of the vortex pump, so that the impeller needs to be maintained periodically.

At present, the flat key, the impeller and the interference fit of a rotating shaft and the bolt are commonly utilized to install the impeller, the installation structure is simple, but the impeller is not convenient to disassemble, the maintenance operation of the impeller is inconvenient, meanwhile, the fixing bolt of the impeller can be loosened in the rotating operation process, the impeller and the pump body are abraded, and the normal use of the device is influenced.

Therefore, there is a need for a vane wheel mounting structure of a vortex pump that is firmly fixed and easy to assemble and disassemble.

Disclosure of Invention

An object of the utility model is to overcome above-mentioned not enough, provide a fixed firm vortex pump impeller mounting structure of just being convenient for dismouting.

The purpose of the utility model is realized like this:

an impeller mounting structure of a vortex pump convenient to disassemble and assemble comprises a rotating shaft, a driving groove is arranged at the right end of the rotating shaft, a mounting hole is arranged in the middle of the right end of the rotating shaft, a positioning plate is welded on the outer side of the rotating shaft, a fixing plate is fixed at the right end of the rotating shaft through a bolt, the right side of the positioning plate and the left side of the fixing plate are provided with ball grooves, the insides of the ball grooves are movably connected with balls, the middle parts of the positioning plate and the fixed plate are provided with impellers which are sleeved with the rotating shaft, the left side and the right side of each impeller are respectively provided with a fixed groove which is clamped with the positioning plate and the fixed plate, the side wall in the fixed groove on the right side of the device is provided with a clamping groove, a fixed hole is arranged in the middle of the left side of the fixed plate, a sliding chute is arranged on the side wall in the fixed hole, the inside sliding connection of spout has the kelly, just the outer end of kelly with swing joint between the draw-in groove.

Preferably, the positioning plate is of a circular ring-shaped plate-shaped structure, and a plurality of rectangular teeth are arranged on the outer side of the positioning plate.

Preferably, the fixing plate is a circular plate-shaped structure, and a plurality of rectangular teeth are arranged on the outer side of the fixing plate.

Preferably, the fixing groove is of a circular groove-shaped structure, and a plurality of rectangular tooth sockets are formed in the side wall of the fixing groove.

Preferably, the cross section of the clamping groove is T-shaped.

Preferably, the sliding groove is of a dovetail groove-shaped structure, and the clamping rod is of a rod-shaped structure with a dovetail-shaped end face.

Preferably, the inner end of the clamping rod is in a slope shape.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model relates to a vortex pump impeller mounting structure convenient to dismouting, through set up the kelly in the inside of fixed plate, utilize its cooperation with the draw-in groove in the impeller, can carry out dual fixed to the fixed plate, even the fixing bolt of fixed plate takes place to become flexible, the kelly receives the influence of impeller rotation centrifugal force and can carry out the joint with the draw-in groove all the time to prevent that the fixed plate from becoming flexible, and influence the normal use of device;

2. the utility model relates to a vortex pump impeller mounting structure convenient to dismouting, through set up the drive groove at the right-hand member of pivot, utilize the drive groove to the promotion of kelly and the fastening of fixed plate fixing bolt can accomplish the installation of impeller, and after the fixing bolt of dismantlement fixed plate, can carry out quick dismantlement to the device through the mode that the draw-in groove stirred the kelly inwards or utilized magnetism to inhale the kelly inwards to inhale the device to promote the dismouting convenience of device, made things convenient for the maintenance of impeller;

3. the utility model relates to a vortex pump impeller mounting structure convenient to dismouting is through seting up the ball groove in the inside of locating plate and fixed plate to at the internally mounted ball in ball groove, utilize the roll cooperation of ball and vortex pump casing, can guarantee that the impeller steadily rotates, increase the life of device.

Drawings

Fig. 1 is the utility model relates to a vortex pump impeller mounting structure right side's schematic structure view convenient to dismouting.

Fig. 2 is the utility model relates to a left schematic structure of vortex pump impeller mounting structure convenient to dismouting.

Fig. 3 is the utility model relates to a vortex pump impeller mounting structure middle rotating shaft department's schematic structure view convenient to dismouting.

Fig. 4 is the utility model relates to a vortex pump impeller mounting structure mid-mounting plate department's schematic structure view convenient to dismouting.

Fig. 5 is the utility model relates to a structural schematic diagram of draw-in groove department among volute pump impeller mounting structure convenient to dismouting.

Fig. 6 is the utility model relates to a sectional structure schematic diagram of ball department among volute pump impeller mounting structure convenient to dismouting.

Fig. 7 is the utility model relates to a sectional structure schematic diagram of kelly department in vortex pump impeller mounting structure convenient to dismouting.

Wherein: the device comprises a rotating shaft 1, a driving groove 2, a mounting hole 3, a positioning plate 4, a fixing plate 5, a ball groove 6, a ball 7, an impeller 8, a fixing groove 9, a clamping groove 10, a fixing hole 11, a sliding groove 12 and a clamping rod 13.

Detailed Description

Referring to fig. 1 to 7, the utility model relates to a vortex pump impeller mounting structure convenient for disassembly and assembly, which comprises a rotating shaft 1, a driving groove 2 is arranged at the right end of the rotating shaft 1, the driving groove 2 is similar to a chamfered structure, thereby playing a driving role, a mounting hole 3 is arranged in the middle of the right end of the rotating shaft 1, and is used for mounting a fixing bolt, and fixing the subsequent structure, a positioning plate 4 is welded at the outer side of the rotating shaft 1, a fixing plate 5 is fixed at the right end of the rotating shaft 1 through a bolt, a ball groove 6 is arranged at the right side of the positioning plate 4 and the left side of the fixing plate 5, a ball 7 is movably connected inside the ball groove 6, the ball 7 is arranged inside the positioning plate 4 and the fixing plate 5, the impeller 8 can be ensured to stably rotate by the rolling fit of the ball 7 and a vortex pump shell, the service life of the impeller is prolonged, the impeller 8 is arranged in the middle of the positioning plate 4 and the fixing plate 5 and is sleeved with the rotating shaft 1, the left side and the right side of the impeller 8 are respectively provided with a fixing groove 9 which is clamped with the positioning plate 4 and the fixing plate 5, the impeller 8 and the rotating shaft 1 can keep synchronous rotation by utilizing the clamping fit of the positioning plate 4, the fixing plate 4 can be set into a circular plate-shaped structure, the outer side of the positioning plate 4 is provided with a plurality of rectangular teeth, the fixing plate 5 is set into a circular plate-shaped structure, the outer side of the fixing plate 5 is provided with a plurality of rectangular teeth, the fixing groove 9 is set into a circular groove-shaped structure, the side wall in the fixing groove 9 is provided with a plurality of rectangular tooth sockets, the positioning plate 4, the fixing plate 5 and the fixing groove 9 all form a spline-shaped structure, the stability of synchronous operation of the impeller 8 and the rotating shaft 1 is ensured, the side wall in the fixing groove 9 at the right side of the device is provided with a clamping groove 10, the middle of the left side of the fixing plate 5 is provided with a fixing hole 11, the side wall in the fixed hole 11 is provided with a sliding groove 12, the inside of the sliding groove 12 is connected with a clamping rod 13 in a sliding manner, the outer end of the clamping rod 13 is movably connected with a clamping groove 10, when the fixed plate 5 is installed, the driving groove 2 can push the inner end of the clamping rod 13 to clamp the outer end of the clamping rod 13 with the clamping groove 10, so that the fixed plate 5 and the impeller 8 are fixed, the sliding groove 12 can be set into a dovetail groove-shaped structure, the clamping rod 13 is set into a rod-shaped structure with a dovetail-shaped end surface, the sliding smoothness of the clamping rod 13 in the sliding groove 12 is improved, the inner end of the clamping rod 13 can also be set into a slope surface shape, the driving groove 2 can push the inner end of the clamping rod 13 smoothly, the fixing firmness of the device can be doubly ensured by utilizing the fixing bolt in the mounting hole 3 and the clamping cooperation of the clamping rod 13 and the clamping groove 10, even if the fixing bolt is loosened, the clamping rod 13 can also move outwards by the centrifugal force generated by the rotation of the impeller 8, thereby guarantee its outer end and draw-in groove 10 to carry out the joint all the time, prevent effectively that locating plate 4 and impeller 8 from taking place not hard up.

Further, the device is fixed also very simply, only utilize the fixing bolt in the fastening mounting hole 3 to fix impeller 8, when needs are dismantled impeller 8, dismantle the fixing bolt in the mounting hole 3 earlier, can utilize magnetism to inhale the device and adsorb each kelly 13 to the middle part position, the outer end of time kelly 13 breaks away from with draw-in groove 10 mutually, can dismantle fixed plate 5 and impeller 8, can set up draw-in groove 10 into the cross-section and be the T shape, thereby when dismantling the fixing bolt who plays mounting hole 3 in, can see through draw-in groove 10 and inwards stir kelly 13, the dismantlement of device has equally been accomplished, the maintenance operation of device has been made things convenient for.

The utility model relates to a vortex pump impeller mounting structure theory of operation convenient to dismouting is: when the impeller 8 is installed, firstly, the impeller 8 and the fixed plate 5 are sequentially installed at the right end of the rotating shaft 1, the fixed plate 5 and the impeller 8 are preliminarily positioned by preliminarily installing the fixed bolt in the installation hole 3, then, the ball 7 is placed in the ball groove 6, finally, the impeller 8 and the fixed plate 5 are respectively rotated, the positioning plate 4 and the fixed plate 5 are clamped with the fixed groove 9, the fixed plate 5 is fastened by screwing the fixed bolt in the installation hole 3, the driving groove 2 at the right end of the rotating shaft 1 pushes the clamping rod 13 to move outwards, and the outer end of the clamping rod 13 is clamped into the clamping groove 10; when dismantling impeller 8, at first dismantle the fixing bolt in the mounting hole 3, then through draw-in groove 10 with kelly 13 inwards undulant one by one, perhaps utilize magnetism to inhale the mode that device attracts kelly 13 with kelly 13 unified removal to the middle part position of device, can dismantle fixed plate 5 and impeller 8 one by one.

In addition: it should be noted that the above-mentioned embodiment is only a preferred embodiment of the present patent, and any modification or improvement made by those skilled in the art based on the above-mentioned conception is within the protection scope of the present patent.

Claims

1. The utility model provides a vortex pump impeller mounting structure convenient to dismouting which characterized in that: comprises a rotating shaft (1), a driving groove (2) is arranged at the right end of the rotating shaft (1), a mounting hole (3) is arranged in the middle of the right end of the rotating shaft (1), a positioning plate (4) is welded at the outer side of the rotating shaft (1), a fixing plate (5) is fixed at the right end of the rotating shaft (1) through bolts, a ball groove (6) is arranged at the right side of the positioning plate (4) and the left side of the fixing plate (5), balls (7) are movably connected in the ball groove (6), an impeller (8) is arranged in the middle of the positioning plate (4) and the fixing plate (5) and is sleeved with the rotating shaft (1), a fixing groove (9) which is clamped with the positioning plate (4) and the fixing plate (5) is respectively arranged at the left side and the right side of the impeller (8), and a clamping groove (10) is arranged at the right side wall in the fixing groove (9), fixed orifices (11) have been seted up to the left centre of fixed plate (5), spout (12) have been seted up to lateral wall department in fixed orifices (11), the inside sliding connection of spout (12) has kelly (13), just the outer end of kelly (13) with swing joint between draw-in groove (10).

2. A vortex pump impeller mounting structure facilitating disassembly and assembly as claimed in claim 1, wherein: the positioning plate (4) is of a circular ring-shaped plate-shaped structure, and a plurality of rectangular teeth are arranged on the outer side of the positioning plate (4).

3. A vortex pump impeller mounting structure facilitating disassembly and assembly as claimed in claim 1, wherein: the fixing plate (5) is of a circular plate-shaped structure, and a plurality of rectangular teeth are arranged on the outer side of the fixing plate (5).

4. A vortex pump impeller mounting structure facilitating disassembly and assembly according to claim 2 or 3, wherein: the fixing groove (9) is of a circular groove-shaped structure, and a plurality of rectangular tooth grooves are formed in the side wall of the fixing groove (9).

5. A vortex pump impeller mounting structure facilitating disassembly and assembly as claimed in claim 1, wherein: the cross section of the clamping groove (10) is T-shaped.

6. A vortex pump impeller mounting structure facilitating disassembly and assembly as claimed in claim 1, wherein: the sliding groove (12) is of a dovetail groove-shaped structure, and the clamping rod (13) is of a rod-shaped structure with a dovetail-shaped end face.

7. A vortex pump impeller mounting structure facilitating disassembly and assembly according to claim 1 or 6, wherein: the inner end of the clamping rod (13) is in a slope shape.