CN211778187U

CN211778187U - Impeller structure of self-priming pump

Info

Publication number: CN211778187U
Application number: CN201922190415.0U
Authority: CN
Inventors: 张前
Original assignee: Wuhan 525 Pump Co Ltd
Current assignee: Wuhan 525 Pump Co Ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-10-27
Anticipated expiration: 2029-12-10

Abstract

The utility model relates to a self priming pump technical field just discloses an impeller structure of self priming pump, which comprises a motor, the motor output passes through shaft coupling fixedly connected with main shaft, main shaft outside fixedly connected with back shroud, back shroud front side fixed mounting has main blade, main blade front side fixed mounting has the front shroud, front shroud front side fixed mounting has the ring barrel casing, main shaft front end outside fixed mounting has the vice blade that is located ring barrel casing inside, the front side fixedly connected with pivot of front shroud, the outside rotation of pivot is connected with the baffle, front shroud front surface fixed mounting has quantity to be two and is located the first connecting block of downside in the pivot, the spout has been seted up to first connecting block front surface, lateral wall fixedly connected with fixed block behind the spout inslot. This impeller structure of self priming pump has solved when the self priming pump need adjust the suction, heavy operation, the problem of inconvenient regulation.

Description

Impeller structure of self-priming pump

Technical Field

The utility model relates to a self priming pump technical field specifically is an impeller structure of self priming pump.

Background

The pump impeller is made of cast iron, blades on the pump impeller play a main role, the shape and the size of the pump impeller are closely related to the performance of the water pump, the pump impeller can be divided into a single-suction type impeller and a double-suction type impeller, the single-suction type impeller absorbs water on one side, the small-flow water pump impeller is mostly of the type, the double-suction type impeller absorbs water on two sides, and the large-flow water pump impeller adopts the double-suction type impeller.

At present, the impeller for the self-priming pump on the market is generally fixed in the working process, the generated suction is also fixed, when the suction is required to be adjusted, the impeller is required to be replaced, the operation is heavy, and therefore the impeller structure of the self-priming pump is provided, and the problem that the suction is inconvenient to adjust is solved.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an impeller structure of self priming pump possesses easy operation, conveniently adjusts advantages such as suction, when having solved self priming pump and need adjusting suction, heavy operation, the problem of inconvenient regulation.

(II) technical scheme

For realize above-mentioned easy operation, the purpose of convenient regulation, the utility model provides a following technical scheme: an impeller structure of a self-priming pump comprises a motor, wherein the output end of the motor is fixedly connected with a main shaft through a coupler, the outer side of the main shaft is fixedly connected with a rear cover plate, the front side of the rear cover plate is fixedly provided with a main blade, the front side of the main blade is fixedly provided with a front cover plate, the front side of the front cover plate is fixedly provided with a ring sleeve, the outer side of the front end of the main shaft is fixedly provided with an auxiliary blade positioned in the ring sleeve, the front side of the front cover plate is fixedly connected with a rotating shaft, the outer part of the rotating shaft is rotatably connected with a baffle plate, the front surface of the front cover plate is fixedly provided with two first connecting blocks which are positioned on the upper side and the lower side of the rotating shaft, the front surface of each first connecting block is provided with a chute, the rear side wall in the chute is fixedly connected with a fixed block, the left side and the right side, the rear surface fixedly connected with second connecting block of baffle, the screens groove has all been seted up on the inner wall left and right sides of second connecting block, the vertical groove that quantity was two and communicates with the screens groove respectively is seted up to the front surface of second connecting block, the transverse groove that communicates with vertical groove is seted up respectively to the side about the second connecting block, vertical groove is fixedly connected with second spring and third spring respectively with the inslot wall of transverse groove, the inside swing joint of second spring has the pull rod that runs through the second connecting block and extend to the baffle front surface, the inside swing joint of third spring has the screens pole that runs through and extend to the second connecting block outside, the outside equal fixedly connected with of pull rod and screens pole respectively with the briquetting of second spring and the opposite side contact of third spring.

Preferably, the number of the first connecting blocks is ten, every five first connecting blocks are in one group and are divided into two groups, and the two groups of the first connecting blocks are distributed on the front cover plate in a surrounding and equidistant mode.

Preferably, pivot and baffle quantity are five, five pivot and baffle all are around the equidistance and distribute on the front shroud, and are located two sets of between the first connecting block.

Preferably, the clamping rod consists of a sliding block and a T-shaped rod, the sliding block is fixedly connected with the first spring, and the T-shaped rod is fixedly connected with the sliding block and is in an I shape.

Preferably, a clamping groove matched with the clamping rod in shape is formed in one side, close to the clamping rod, of the pull rod, and the clamping rod is clamped with the pull rod through the clamping groove.

Preferably, the transverse rods of the two T-shaped rods are internally provided with through holes matched with the pull rod in shape at the back ends, and the pull rod is clamped with the clamping rod.

(III) advantageous effects

Compared with the prior art, the utility model provides a self priming pump's impeller structure possesses following beneficial effect:

this impeller structure of self priming pump, through being provided with the screens pole, the pull rod, kelly and baffle, when needing to adjust, pulling pull rod and screens pole, make the kelly of card at the screens inslot loosen, extrude the kelly simultaneously, take the screens groove out with the kelly, make the baffle can the free rotation, rotating baffle to auxiliary blade's space department, make the baffle carry out the shielding of scope type to auxiliary blade, when the baffle reachs the target position, pulling pull rod and screens pole, go into the screens inslot with opposite side kelly card, loosen pull rod and screens pole, under the drive of spring, make the kelly block again in the screens inslot, fix the baffle, the switching region of adjustable a plurality of baffle control auxiliary blade, make the suction of self priming pump adjustable, more person's use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a side view of the first connecting block of the present invention;

FIG. 3 is a side view of the connection between the motor and the spindle of the present invention;

fig. 4 is a side view of a second connecting block of the present invention;

fig. 5 is an enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: the device comprises a motor 1, a main shaft 2, a rear cover plate 3, a main blade 4, a front cover plate 5, a ring barrel sleeve 6, an auxiliary blade 7, a rotating shaft 8, a baffle 9, a first connecting block 10, a sliding groove 11, a fixed block 12, a first spring 13, a clamping rod 14, a second connecting block 15, a clamping groove 16, a vertical groove 17, a transverse groove 18, a second spring 19, a third spring 20, a pull rod 21, a clamping rod 22 and a pressing block 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, an impeller structure of a self-priming pump comprises a motor 1, an output end of the motor 1 is fixedly connected with a main shaft 2 through a coupling, a rear cover plate 3 is fixedly connected to an outer side of the main shaft 2, a main blade 4 is fixedly installed at a front side of the rear cover plate 3, a front cover plate 5 is fixedly installed at a front side of the main blade 4, a cylinder sleeve 6 is fixedly installed at a front side of the front cover plate 5, an auxiliary blade 7 positioned inside the cylinder sleeve 6 is fixedly installed at an outer side of a front end of the main shaft 2, a rotating shaft 8 is fixedly connected to a front side of the front cover plate 5, the rotating shaft 8 and baffles 9 are five in number, the five rotating shafts 8 and the baffles 9 are all distributed on the front cover plate 5 in a surrounding equidistant manner and positioned between two groups of first connecting blocks 10, the baffles 9 are rotatably connected to an outer portion of the rotating shaft 8, two first connecting blocks 10 positioned on the upper, every five of the connecting blocks are divided into two groups, the two groups of first connecting blocks 10 are distributed on the front cover plate 5 in an encircling and equidistant manner, the front surface of each first connecting block 10 is provided with a sliding groove 11, the rear side wall in the sliding groove 11 is fixedly connected with a fixed block 12, the left side and the right side of the fixed block 12 are fixedly connected with first springs 13, one ends of the two first springs 13 far away from the fixed block 12 are fixedly connected with clamping rods 14 penetrating through the front surface of the first connecting block 10, each clamping rod 14 consists of a sliding block and a T-shaped rod, the sliding block is fixedly connected with the first springs 13, the T-shaped rods are fixedly connected with the sliding blocks and are in an I shape, through holes matched with the shape of the pull rod 21 are respectively formed in the ends of the two T-shaped rods, the pull rod 21 is clamped with the clamping rods 14, the rear surface of the baffle plate 9 is fixedly connected with a second connecting block 15, the left side and the right side of the inner wall of the second connecting block 15 are respectively provided with clamping grooves, the transverse groove 18 communicated with the vertical groove 17 is respectively formed in the left side and the right side of the second connecting block 15, the inner walls of the vertical groove 17 and the transverse groove 18 are respectively fixedly connected with a second spring 19 and a third spring 20, the inner portion of the second spring 19 is movably connected with a pull rod 21 which penetrates through the second connecting block 15 and extends to the front surface of the baffle plate 9, one side, close to the clamping rod 22, of the pull rod 21 is provided with a clamping groove matched with the clamping rod 22 in shape, the clamping rod 22 is clamped with the pull rod 21 through the clamping groove, the inner portion of the third spring 20 is movably connected with the clamping rod 22 which penetrates through and extends to the outer side of the second connecting block 15, and the pressing blocks 23 which are respectively in contact with the other sides of the second spring 19 and the third spring 20 are fixedly connected with the outer portions.

In summary, in the impeller structure of the self-priming pump, the catch rod 22, the pull rod 21, the catch rod 14 and the baffle 9 are provided, when adjustment is required, the pull rod 21 and the catch rod 22 are pulled to loosen the catch rod 14 clamped in the catch groove 16, the catch rod 14 is simultaneously pressed to be drawn out of the catch groove 16, the baffle 9 can rotate freely, the baffle 9 is rotated to the gap between the baffle 9 and the auxiliary blade 7 to enable the baffle 9 to cover the auxiliary blade 7 in a range mode, when the baffle 9 reaches a target position, the pull rod 21 and the catch rod 22 are pulled to clamp the catch rod 14 on the other side in the catch groove 16, the pull rod 21 and the catch rod 22 are loosened, the catch rod 14 is clamped in the catch groove 16 again under the driving of the spring to fix the baffle 9, the opening and closing area of the auxiliary blade 7 can be controlled by the plurality of baffles 9, the suction force of the self-priming pump can be adjusted, and the use of a user is more convenient.

It is to be noted that 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an impeller structure of self priming pump, includes motor (1), its characterized in that: the output end of the motor (1) is fixedly connected with a main shaft (2) through a coupler, the outer side of the main shaft (2) is fixedly connected with a rear cover plate (3), the front side of the rear cover plate (3) is fixedly provided with a main blade (4), the front side of the main blade (4) is fixedly provided with a front cover plate (5), the front side of the front cover plate (5) is fixedly provided with a ring sleeve (6), the outer side of the front end of the main shaft (2) is fixedly provided with an auxiliary blade (7) positioned in the ring sleeve (6), the front side of the front cover plate (5) is fixedly connected with a rotating shaft (8), the outer part of the rotating shaft (8) is rotatably connected with a baffle (9), the front surface of the front cover plate (5) is fixedly provided with two first connecting blocks (10) which are positioned on the upper side and the lower side of the rotating shaft (8), the front surface of the first connecting blocks (10) is provided with a, the left side and the right side of a fixed block (12) are fixedly connected with first springs (13), one ends, far away from the fixed block (12), of the two first springs (13) are fixedly connected with clamping rods (14) penetrating through the front surface of a first connecting block (10), the rear surface of a baffle plate (9) is fixedly connected with a second connecting block (15), clamping grooves (16) are formed in the left side and the right side of the inner wall of the second connecting block (15), vertical grooves (17) which are two in number and are respectively communicated with the clamping grooves (16) are formed in the front surface of the second connecting block (15), transverse grooves (18) communicated with the vertical grooves (17) are respectively formed in the left side and the right side of the second connecting block (15), the inner walls of the vertical grooves (17) and the transverse grooves (18) are respectively and fixedly connected with second springs (19) and third springs (20), and pull rods (21) penetrating through the second connecting block (15) and extending to the front surface of the baffle plate (9) are movably connected inside the second springs (19), the inside swing joint of third spring (20) has the screens pole (22) that run through and extend to second connecting block (15) outside, the equal fixedly connected with in outside of pull rod (21) and screens pole (22) respectively with second spring (19) and third spring (20) opposite side contact's briquetting (23).

2. The impeller structure of a self-primer pump of claim 1 wherein: the number of the first connecting blocks (10) is ten, every five connecting blocks are in one group and divided into two groups, and the first connecting blocks (10) are distributed on the front cover plate (5) in a surrounding and equidistant mode.

3. The impeller structure of a self-primer pump of claim 1 or 2 wherein: pivot (8) and baffle (9) quantity are five, five pivot (8) and baffle (9) all are to encircle the equidistance and distribute on front shroud (5), and are located two sets of between first connecting block (10).

4. The impeller structure of a self-primer pump of claim 1 wherein: the clamping rod (14) consists of a sliding block and a T-shaped rod, the sliding block is fixedly connected with the first spring (13), and the T-shaped rod is fixedly connected with the sliding block and is in an I shape.

5. The impeller structure of a self-primer pump of claim 1 wherein: draw bar (21) are close to the identical draw-in groove of draw-in groove (22) shape offered and are blocked position pole (22) one side of draw-in groove (22), draw-in groove and draw bar (21) joint are passed through to block position pole (22).

6. The impeller structure of a self-primer pump of claim 4 wherein: two the communicating holes identical with pull rod (21) shape are all seted up to the inside of the one end that the transverse bar of T shape pole carried on the back mutually, pull rod (21) and kelly (14) joint.