CN208778258U - A kind of magnetic centrifugal pump accessory - Google Patents

Abstract

The utility model discloses a kind of magnetic centrifugal pump accessories, including diversion trench in wheel disc, wheel blade and No.1, the wheel blade is provided on the outside of the wheel disc, diversion trench in the No.1 is provided on the upside of the wheel blade, the quantity of diversion trench is six in the No.1, is provided with diversion trench under No.1 on the downside of diversion trench in the No.1.Beneficial effect is: the antirust wearing layer and scuff-resistant coating that the utility model passes through setting, so that impeller reduces after high speed rotation with the abrasion of liquid, so that the leakproofness of impeller is guaranteed, it ensure that the lift of centrifugal pump, pass through diversion trench, No. two upper diversion trenches and No. two lower diversion trenches under diversion trench, No.1 in the No.1 of setting, so that speed when liquid is flowed out from impeller will not be lowered, and then guarantee flow rate of liquid.

Description

A kind of magnetic centrifugal pump accessory

Technical field

The utility model relates to arrive magnetic centrifugal pump field, and in particular to a kind of magnetic centrifugal pump accessory.

Background technique

Magnetic centrifugal pump is made of centrifugal pump, magnetic driver, motor three parts.Critical component magnetic driver is by outer Magnet rotor, interior magnet rotor and non-magnetic separation sleeve composition.When motor drives the rotation of outer magnet rotor, magnetic field energy penetrates air Gap and namagnetic substance drive the interior magnet rotor being connected with impeller to make synchronous rotary, realize the non contact transmission of power, close by moving Envelope is converted into static seal.Abrasion can be generated after the accessory wheel blade of magnetic centrifugal pump at work is easy and liquid rubs for a long time, So that the leakproofness of impeller reduces, and then reduces the lift of centrifugal pump, meanwhile, liquid is easy when by impeller outflow because flat The shape in face, so that the speed of the liquid outflow pump housing reduces, it is therefore desirable to which a kind of novel device is existing to solve the problems, such as.

Utility model content

(1) technical problems to be solved

In order to overcome the shortage of prior art, it is proposed that a kind of magnetic centrifugal pump accessory, the leakproofness for solving impeller reduce The problem of being reduced with flow rate of liquid.

(2) technical solution

The utility model is achieved through the following technical solutions: the utility model proposes a kind of magnetic centrifugal pump accessory, packets It includes wheel disc, diversion trench in wheel blade and No.1, is provided with the wheel blade on the outside of the wheel disc, is provided with described one on the upside of the wheel blade Number upper diversion trench, the quantity of diversion trench is six in the No.1, is provided with water conservancy diversion under No.1 on the downside of diversion trench in the No.1 Slot, the quantity of diversion trench is six under the No.1, and the wheel blade is provided on No. two far from diversion trench side in the No.1 Diversion trench, the quantity of described No. two upper diversion trenches are six, are provided with No. two lower diversion trenches, institute on the downside of described No. two upper diversion trenches The quantity for stating No. two lower diversion trenches is six, and antirust wearing layer is provided on the outside of the wheel blade, is provided on the downside of the wheel blade anti- Grind layer, terminal pad be provided on the inside of the wheel disc, be provided with connection bolt on the inside of the terminal pad, the connection bolt with it is described Terminal pad is connected through a screw thread, and the connection bolt is connected through a screw thread with the wheel disc, and the quantity of the connection bolt is eight A, the terminal pad is provided with gathering ground far from the wheel disc side, and the wheel blade is provided with point close to the terminal pad side The mouth of a river is provided with centrifugation area between the wheel blade, and the centrifugation area takes shape between the wheel blade, is arranged on the inside of the terminal pad There is pump shaft, the wheel disc is provided with gasket far from the wheel blade side, and the gasket and the wheel disc are glued.

Further, the wheel blade takes shape in the wheel disc far from the gasket side, in the No.1 diversion trench at Type is on the upside of the wheel blade, and diversion trench takes shape in the No.1 on the downside of diversion trench under the No.1.

Further, the antirust wearing layer takes shape in the wheel blade far from the gasket side, the scuff-resistant coating with The wheel blade is glued, and described No. two upper diversion trenches take shape in the wheel blade far from diversion trench side in the No.1.

Further, No. two lower diversion trenches take shape in the wheel blade far from diversion trench side under the No.1, described Gathering ground takes shape in the terminal pad and welds far from the pump shaft side, the pump shaft and the terminal pad.

Further, the terminal pad is bolted with the wheel disc by the connection.

Further, the bleeder takes shape in the wheel blade close to the gathering ground side.

Further, the quantity of the wheel blade is six.

(3) beneficial effect

The utility model compared with the existing technology, has the advantages that

1, for solve magnetic centrifugal pump wheel blade at work be easy and liquid rub for a long time after can generate abrasion so that The leakproofness of impeller reduces, and then the problem of reduce the lift of centrifugal pump, the utility model by the antirust wearing layer of setting and Scuff-resistant coating, so that the leakproofness of impeller is guaranteed, guarantees so that impeller reduces after high speed rotation with the abrasion of liquid The lift of centrifugal pump；

2, it is easy the shape because of plane to solve liquid when by impeller outflow, so that the speed of the liquid outflow pump housing The problem of reduction, in the No.1 that the utility model passes through setting under diversion trench, No.1 under diversion trench, No. two upper diversion trenches and No. two Diversion trench so that speed when liquid is flowed out from impeller will not be lowered, and then guarantees flow rate of liquid.

Detailed description of the invention

Fig. 1 is a kind of main view of magnetic centrifugal pump accessory described in the utility model；

Fig. 2 is a kind of sectional view of magnetic centrifugal pump accessory described in the utility model；

Fig. 3 is the side view of impeller in a kind of magnetic centrifugal pump accessory described in the utility model.

The reference numerals are as follows:

1, wheel disc；2, wheel blade；3, terminal pad；4, bolt is connected；5, pump shaft；6, bleeder；7, it is centrifuged area；8, gasket； 9, antirust wearing layer；10, scuff-resistant coating；11, diversion trench in No.1；12, diversion trench under No.1；13, gathering ground；14, it leads on No. two Chute；15, No. two lower diversion trenches.

Specific embodiment

In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain The utility model is not used to limit the utility model.

As shown in Figure 1-Figure 3, diversion trench 11 on a kind of magnetic centrifugal pump accessory, including wheel disc 1, wheel blade 2 and No.1, wheel disc 1 outside be provided with wheel blade 2, diversion trench 11 in No.1 are provided on the upside of wheel blade 2, in No.1 the quantity of diversion trench 11 be six, one Diversion trench 12 under No.1 are provided on the downside of diversion trench 11 on number, the quantity of diversion trench 12 is six under No.1, and wheel blade 2 is far from No.1 Upper 11 side of diversion trench is provided with No. two upper diversion trenches 14, and the quantity of No. two upper diversion trenches 14 is six, No. two upper diversion trenches 14 Downside is provided with No. two lower diversion trenches 15, in No.1 under diversion trench 11, No.1 under diversion trench 12, two upper diversion trenches 14 and No. two Diversion trench 15 can will not reduce the speed that liquid is flowed out from impeller 2, and the quantity of No. two lower diversion trenches 15 is six, wheel blade 2 Outside is provided with antirust wearing layer 9, and scuff-resistant coating 10 is provided on the downside of wheel blade 2, and antirust wearing layer 9 and scuff-resistant coating 10 can make leaf Wheel 2 reduces abrasion when rotated, is provided with terminal pad 3 on the inside of wheel disc 1, and connection bolt 4 is provided on the inside of terminal pad 3, connects spiral shell Bolt 4 is connected through a screw thread with terminal pad 3, and connection bolt 4 is connected through a screw thread with wheel disc 1, and the quantity of connection bolt 4 is eight, Terminal pad 3 is provided with gathering ground 13 far from 1 side of wheel disc, and wheel blade 2 is provided with bleeder 6, gathering ground 13 close to 3 side of terminal pad Interior water can be separated from bleeder 6, then into centrifugation area 7, centrifugation area 7 is provided between wheel blade 2, centrifugation area 7 forms Between wheel blade 2, be provided with pump shaft 5 on the inside of terminal pad 3, wheel disc 1 is provided with gasket 8 far from 2 side of wheel blade, gasket 8 with Wheel disc 1 is glued.

Wherein, wheel blade 2 takes shape in wheel disc 1 far from 8 side of gasket, and diversion trench 11 takes shape in 2 upside of wheel blade in No.1, and one Number lower diversion trench 12 takes shape in 11 downside of diversion trench in No.1, and antirust wearing layer 9 takes shape in wheel blade 2 far from 8 side of gasket, prevents It grinds layer 10 and wheel blade 2 is glued, No. two upper diversion trenches 14 take shape in wheel blade 2 far from 11 side of diversion trench in No.1, No. two lower water conservancy diversion Slot 15 takes shape in wheel blade 2 far from 12 side of diversion trench under No.1, and gathering ground 13 takes shape in terminal pad 3 far from 5 side of pump shaft, pump shaft 5 weld with terminal pad 3, and terminal pad 3 and wheel disc 1 are connected by connection bolt 4, and bleeder 6 takes shape in wheel blade 2 close to gathering ground 13 Side, the quantity of wheel blade 2 are six.

A kind of working principle for magnetic centrifugal pump accessory that the utility model is mentioned: when in use, external water body enters Gathering ground 13 is entered after to the pump housing, motor drives pump shaft 5 to be rotated, so that pump shaft 5 drives terminal pad 3 and wheel disc 1 rotates, and the rotation of wheel blade 2 is so that liquid enters centrifugation area 7 by bleeder 6 from gathering ground 13, then from centrifugation on wheel disc 1 Area 7 pumps out, and wheel blade 2 is in rotation because the setting of antirust wearing layer 9 and scuff-resistant coating 10 reduces wear rate, so that wheel blade 2 obtains Protection, liquid is after diversion trench 12, two under diversion trench 11, No.1 in No.1 upper diversion trenches 14 and No. two lower diversion trenches 15 What flow velocity reduced lacks, and guarantees the flow velocity of liquid.

Embodiment described above is only that preferred embodiments of the present invention are described, not practical to this Novel conception and scope is defined.Without departing from the design concept of the present utility model, ordinary people in the field couple The all variations and modifications that the technical solution of the utility model is made, should fall within the protection scope of the present utility model, this reality With novel claimed technology contents, it is all described in the claims.

Claims (7)

1. a kind of magnetic centrifugal pump accessory, it is characterised in that: including diversion trench (11) in wheel disc (1), wheel blade (2) and No.1, institute It states and is provided with the wheel blade (2) on the outside of wheel disc (1), be provided with diversion trench (11) in the No.1 on the upside of the wheel blade (2), it is described The quantity of diversion trench (11) is six in No.1, is provided with diversion trench under No.1 (12) on the downside of diversion trench (11) in the No.1, The quantity of diversion trench (12) is six under the No.1, and the wheel blade (2) is far from diversion trench (11) side setting in the No.1 Have No. two upper diversion trench (14), the quantity of described No. two upper diversion trench (14) is six, on the downside of described No. two upper diversion trench (14) No. two lower diversion trenches (15) are provided with, the quantity of No. two lower diversion trenches (15) is six, is provided on the outside of the wheel blade (2) Antirust wearing layer (9), wheel blade (2) downside are provided with scuff-resistant coating (10), are provided with terminal pad (3) on the inside of the wheel disc (1), Connection bolt (4) is provided on the inside of the terminal pad (3), the connection bolt (4) and the terminal pad (3) are connected by screw thread It connects, the connection bolt (4) is connected through a screw thread with the wheel disc (1), and the quantity of connection bolt (4) is eight, described Terminal pad (3) is provided with gathering ground (13) far from the wheel disc (1) side, and the wheel blade (2) is close to the terminal pad (3) side It is provided with bleeder (6), centrifugation area (7) is provided between the wheel blade (2), the centrifugation area (7) takes shape in the wheel blade (2) Between, it is provided with pump shaft (5) on the inside of the terminal pad (3), the wheel disc (1) is provided with sealing far from the wheel blade (2) side It pads (8), the gasket (8) and the wheel disc (1) are glued.

2. a kind of magnetic centrifugal pump accessory according to claim 1, it is characterised in that: the wheel blade (2) takes shape in described Wheel disc (1) is far from the gasket (8) side, and diversion trench (11) takes shape on the upside of the wheel blade (2) in the No.1, and described one Number lower diversion trench (12) takes shape in the No.1 on the downside of diversion trench (11).

3. a kind of magnetic centrifugal pump accessory according to claim 1, it is characterised in that: antirust wearing layer (9) molding In the wheel blade (2) far from the gasket (8) side, the scuff-resistant coating (10) and the wheel blade (2) are glued, on described No. two Diversion trench (14) takes shape in the wheel blade (2) far from diversion trench (11) side in the No.1.

4. a kind of magnetic centrifugal pump accessory according to claim 1, it is characterised in that: No. two lower diversion trenches (15) at For type in the wheel blade (2) far from diversion trench (12) side under the No.1, the gathering ground (13) takes shape in the terminal pad (3) Far from the pump shaft (5) side, the pump shaft (5) and the terminal pad (3) are welded.

5. a kind of magnetic centrifugal pump accessory according to claim 1, it is characterised in that: the terminal pad (3) and the wheel Disk (1) is connected by the connection bolt (4).

6. a kind of magnetic centrifugal pump accessory according to claim 1, it is characterised in that: the bleeder (6) takes shape in institute Wheel blade (2) are stated close to the gathering ground (13) side.

7. a kind of magnetic centrifugal pump accessory according to claim 1, it is characterised in that: the quantity of the wheel blade (2) is six It is a.