CN216518679U

CN216518679U - Upper-in, upper-out multistage magnetic pump

Info

Publication number: CN216518679U
Application number: CN202122636909.4U
Authority: CN
Inventors: 赵强; 李居海; 李东洋; 李颢琦; 辛德珍
Original assignee: Seles Pump Dalian Co ltd
Current assignee: Seles Pump Dalian Co ltd
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-05-13
Anticipated expiration: 2031-10-28

Abstract

The utility model discloses an upper-inlet upper-outlet multistage magnetic pump, which comprises a base, wherein the top of the base is fixedly connected with a motor and a multistage magnetic pump body, the multistage magnetic pump body is in transmission connection with the motor, the top of the multistage magnetic pump body is provided with a water inlet pipe and a water outlet pipe, the top ends of the outer walls of the water inlet pipe and the water outlet pipe are respectively welded and fixed with a flange plate, the bottom of the flange plate is rotatably connected with a plurality of clamping sleeves through pin shafts, the cross sections of the clamping sleeves are L-shaped, and the flange plates are positioned on the inner sides of the clamping sleeves; when the quick connection device is used, the flange plate, the sealing gasket and the flange are attached to each other, the corresponding hand wheel is rotated, the worm wheel is driven to drive the driving rod to rotate by utilizing the mutual engagement of the worm and the worm wheel, the clamping sleeve is driven to rotate by utilizing the matching of the driving rod and the driving groove, the flange plate, the sealing gasket and the flange are clamped into the inner side of the clamping sleeve, and the quick connection of the water inlet pipe, the water outlet pipe and an external pipeline is completed.

Description

Upper-in, upper-out multistage magnetic pump

Technical Field

The utility model relates to a multistage magnetic pump, in particular to an upper-inlet and upper-outlet multistage magnetic pump.

Background

The isolating sleeve component in the magnetic pump completely isolates the inner magnetic rotor and the medium from the outside, thereby fundamentally solving the problems of leakage, overflow, dripping and leakage of the mechanical seal pump in the chemical process and achieving no leakage completely. The sliding bearing adopted by the magnetic pump is lubricated and cooled by the conveyed medium, and no additional lubricating oil or cooling water system is needed, so that the energy consumption is reduced. Can be used for conveying toxic, flammable and explosive, volatile, corrosive, radioactive and other liquid media and is widely applied to the fields of chemical industry, petrochemical industry, medicine, textile, nuclear power, refrigeration and the like. When the impeller of the magnetic pump is two or more than two, the pump is called a multi-stage magnetic pump, and the multi-stage magnetic pump is mostly used in the working condition of high lift.

At present, the water inlet and outlet pipelines of most of multistage magnetic pumps are connected by adopting bolt matching flange plates, are time-consuming and long, and can not be quickly connected when being used for emergency operations such as emergency rescue and the like, and need to be improved.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a multi-stage magnetic pump with upper inlet and lower outlet to solve the above problems.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides an enterprising go up multistage magnetic drive pump, the on-line screen storage device comprises a base, the top fixedly connected with motor and the multistage magnetic drive pump body of base, the multistage magnetic drive pump body is connected with motor drive, the top of multistage magnetic drive pump body is provided with inlet tube and outlet pipe, the equal welded fastening in outer wall top of inlet tube, outlet pipe has the ring flange, the bottom of ring flange is rotated through the round pin axle and is connected with a plurality of cutting ferrule, the old L shape of cross section of cutting ferrule, the ring flange is located the inboard of cutting ferrule, be provided with two actuating mechanism on the base, the cutting ferrule that is located on same ring flange is connected with the actuating mechanism transmission that corresponds.

As a further scheme of the utility model: two actuating mechanism is including rotating the worm wheel and two worms that correspond that cup joint on inlet tube and outlet pipe, the worm rotates with the top of multistage magnetic drive pump body to be connected, the one end fixedly connected with hand wheel of worm the worm meshes with corresponding worm wheel each other, the cutting ferrule is connected with the worm wheel transmission that corresponds.

As a further scheme of the utility model: the bottom of cutting ferrule has seted up the drive groove, the top fixedly connected with a plurality of actuating levers of worm wheel, the actuating lever and drive groove one-to-one, the top of actuating lever is located the drive inslot that corresponds.

As a further scheme of the utility model: the top inside wall of cutting ferrule is provided with the slope.

As a still further scheme of the utility model: the top of the flange plate is fixedly connected with a plurality of screw rods.

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

1. when the quick connection device is used, after the sealing pad is placed on the flange plate, the screw rod is inserted into the corresponding through hole in the flange at the end part of the external pipeline, then the flange plate, the sealing pad and the flange are mutually attached, the corresponding hand wheel is rotated, the worm wheel is driven to rotate by utilizing the mutual meshing of the worm and the worm wheel, so that the cutting sleeve is driven to rotate by utilizing the matching of the driving rod and the driving groove, the flange plate, the sealing pad and the flange are clamped into the inner side of the cutting sleeve, and the quick connection of the water inlet pipe, the water outlet pipe and the external pipeline is completed.

2. Through the setting on slope, can utilize the inclined plane on slope and the top edge contact of flange, utilize the guide effect on inclined plane then to push down the flange to make sealed the pad produce deformation, then with the inboard of flange dish, sealed pad and flange equal card income cutting ferrule, and through the sealed inboard that provides good sealing between flange dish and the flange of sealed pad that flattens, thereby the condition that can not appear leaking when guaranteeing magnetic drive pump short time operation takes place.

3. According to the utility model, through the arrangement of the screw rod, after the flange of the external pipeline is fixed through the clamping sleeve, the connection between the flange and the flange plate can be reinforced through the matching of the nut and the screw rod, so that the long-time stable operation of the magnetic pump is facilitated.

Drawings

Fig. 1 is a schematic structural view of an up-and-down multistage magnetic pump.

Fig. 2 is an enlarged view of a point a in fig. 1.

Fig. 3 is a schematic bottom view of a flange and a ferrule of a multi-stage magnetic pump with an upper inlet and a lower outlet.

Fig. 4 is a schematic top view of a flange and a ferrule of a multi-stage magnetic pump with an upper inlet and a lower outlet.

Fig. 5 is a schematic structural view of a driving rod in an up-and-down multistage magnetic pump.

The device comprises a base 1, a motor 2, a multi-stage magnetic pump body 3, a water inlet pipe 4, a water outlet pipe 5, a worm wheel 6, a worm 7, a hand wheel 8, a flange plate 9, a pin shaft 10, a clamping sleeve 11, a driving groove 12, a slope 13, a driving rod 14 and a screw rod 15.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more apparent, the present invention will be further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships that are based on the orientations or positional relationships shown in the drawings, are used merely to facilitate description of the present invention and to simplify description, and do not indicate or imply that the referenced devices or elements must have the particular orientations, configurations and operations described in the specification, and therefore are not to be considered limiting.

Furthermore, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

Referring to fig. 1 to 5, in the embodiment of the utility model, an upper-inlet and upper-outlet multistage magnetic pump comprises a base 1, a motor 2 and a multistage magnetic pump body 3 are fixedly connected to the top of the base 1, the multistage magnetic pump body 3 is in transmission connection with the motor 2, a water inlet pipe 4 and a water outlet pipe 5 are arranged on the top of the multistage magnetic pump body 3, flanges 9 are fixedly welded to the top ends of the outer walls of the water inlet pipe 4 and the water outlet pipe 5, the bottom of each flange 9 is rotatably connected with a plurality of clamping sleeves 11 through a pin shaft 10, the cross sections of the clamping sleeves 11 are L-shaped, the flanges 9 are located on the inner sides of the clamping sleeves 11, two driving mechanisms are arranged on the base 1, and the clamping sleeves 11 located on the same flange 9 are in transmission connection with the corresponding driving mechanisms.

Two actuating mechanism is including rotating worm wheel 6 and two worms 7 that correspond that cup joint on inlet tube 4 and outlet pipe 5, worm 7 rotates with the top of multistage magnetic drive pump body 3 to be connected, the one end fixedly connected with hand wheel 8 of worm 7, worm 7 and the worm wheel 6 intermeshing that corresponds, cutting ferrule 11 is connected with the worm wheel 6 transmission that corresponds.

The worm 7 is rotated through the hand wheel 8, the corresponding worm wheel 6 can be driven to rotate, and then the clamping sleeve 11 is driven to rotate on the flange plate 9.

The bottom of the cutting sleeve 11 is provided with a driving groove 12, the top of the worm wheel 6 is fixedly connected with a plurality of driving rods 14, the driving rods 14 are in one-to-one correspondence with the driving grooves 12, and the top ends of the driving rods 14 are located in the corresponding driving grooves 12.

When the worm wheel 6 rotates, the driving rod 14 is driven to rotate, and at the moment, the cutting sleeve 11 is rotatably connected with the flange plate 9 through the pin shaft 10, so that the driving rod 14 can drive the cutting sleeve 11 to rotate while moving in the driving groove 12.

The top inside wall of the cutting sleeve 11 is provided with a slope 13.

When being connected flange 9 and the flange on the external pipeline, need place sealed the pad between flange 9 and flange and seal, flange 9 this moment, the gross thickness of sealed pad and flange will be greater than the inboard height dimension of cutting ferrule 11, setting through slope 13, can utilize the inclined plane of slope 13 and the top edge contact of flange, then utilize the guide effect on inclined plane to push down the flange, so that sealed pad produces deformation, then with flange 9, sealed pad and flange all block into the inboard of cutting ferrule 11, and provide good sealing through the sealed pad of flattening between flange 9 and the flange.

As shown in fig. 4, the top of the flange 9 is fixedly connected with a plurality of screws 15, and the plurality of screws and the cutting ferrule 11 do not interfere with each other; therefore, after the flange of the external pipeline is fixed through the clamping sleeve 11, the connection between the flange and the flange plate 9 can be reinforced through the matching of the nut and the screw rod 15.

The working principle of the utility model is as follows:

when the quick connection device is used, after the sealing gasket is placed on the flange plate 9, the screw rod 15 is inserted into the corresponding through hole on the flange at the end part of the external pipeline, then the flange plate 9, the sealing gasket and the flange are mutually attached, the corresponding hand wheel 8 is rotated, the worm wheel 6 is driven to drive the driving rod 14 to rotate by utilizing the mutual meshing of the worm 7 and the worm wheel 6, so that the sleeve 11 is driven to rotate by utilizing the matching of the driving rod 14 and the driving groove 12, the flange plate 9, the sealing gasket and the flange are clamped into the inner side of the sleeve 11, and the quick connection of the water inlet pipe 4 and the water outlet pipe 5 with the external pipeline is completed.

Through the setting of slope 13, can utilize the inclined plane of slope 13 and the top edge contact of flange, utilize the guide effect on inclined plane then to push down the flange to make sealed the pad produce deformation, then with ring flange 9, sealed inboard that cutting ferrule 11 was all gone into to sealed pad and flange, and provide good sealed through the sealed pad that flattens between ring flange 9 and the flange, thereby the condition that can not appear leaking when guaranteeing magnetic drive pump short time operation takes place.

According to the utility model, through the arrangement of the screw 15, after the flange of the external pipeline is fixed through the clamping sleeve 11, the connection between the flange and the flange plate 9 can be reinforced through the matching of the nut and the screw 15, so that the long-time stable operation of the magnetic pump is facilitated.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides an upper-inlet upper-outlet multistage magnetic drive pump which characterized in that: including base (1), the top fixedly connected with motor (2) and multistage magnetic drive pump body (3) of base (1), multistage magnetic drive pump body (3) are connected with motor (2) transmission, the top of multistage magnetic drive pump body (3) is provided with inlet tube (4) and outlet pipe (5), the outer wall top of inlet tube (4), outlet pipe (5) all welded fastening has ring flange (9), the bottom of ring flange (9) is rotated through round pin axle (10) and is connected with a plurality of cutting ferrule (11), the old L shape of cross section of cutting ferrule (11), ring flange (9) are located the inboard of cutting ferrule (11), be provided with two actuating mechanism on base (1), cutting ferrule (11) that are located on same ring flange (9) are connected with the actuating mechanism transmission that corresponds.

2. An on-top-out multistage magnetic pump as claimed in claim 1, wherein: two actuating mechanism is including rotating worm wheel (6) and two worm (7) that correspond that cup joint on inlet tube (4) and outlet pipe (5), worm (7) are rotated with the top of multistage magnetic drive pump body (3) and are connected, the one end fixedly connected with hand wheel (8) of worm (7), worm (7) and worm wheel (6) intermeshing that corresponds, cutting ferrule (11) are connected with worm wheel (6) transmission that corresponds.

3. An on-top-out multistage magnetic pump as claimed in claim 2, wherein: the bottom of cutting ferrule (11) has seted up drive groove (12), the top fixedly connected with of worm wheel (6) a plurality of actuating levers (14), actuating lever (14) and drive groove (12) one-to-one, the top of actuating lever (14) is located corresponding drive groove (12).

4. An on-top-out multistage magnetic pump as claimed in claim 1, wherein: the top inside wall of cutting ferrule (11) is provided with slope (13).

5. An on-top-out multistage magnetic pump as claimed in claim 1, wherein: the top of the flange plate (9) is fixedly connected with a plurality of screw rods (15).