CN217813983U

CN217813983U - Slurry pump with cavitation-reducing function

Info

Publication number: CN217813983U
Application number: CN202221617538.3U
Authority: CN
Inventors: 徐泰原
Original assignee: Haitaike Hangzhou Industrial Pump Co ltd
Current assignee: Haitaike Hangzhou Industrial Pump Co ltd
Priority date: 2022-06-27
Filing date: 2022-06-27
Publication date: 2022-11-15
Anticipated expiration: 2032-06-27

Abstract

The utility model belongs to the technical field of the sediment stuff pump technique and specifically relates to a sediment stuff pump with reduce cavitation and produce function, including the mounting panel, the bottom fixed mounting of mounting panel has the bearing box, and there is the install bin bottom of bearing box through bolt fixed mounting, and install the discharge pipe outside the install bin fixed mounting, and there is the cartridge filter bottom of install bin through bolt fixed mounting, and the hollow shaft is installed in the inboard rotation of bearing box, and the hollow shaft runs through mounting panel and bearing box, and extends to inside the install bin, and the bottom of hollow shaft is installed and is inhaled the sediment subassembly, installs actuating mechanism on the mounting panel, in order to inhale the sediment subassembly and drive. The utility model discloses an arc scraper blade can slide along the outer wall of cartridge filter, and then clears up the outer wall of straining a section of thick bamboo, just also can effectively avoid straining a problem that the section of thick bamboo blockked up.

Description

Slurry pump with function of reducing cavitation generation

Technical Field

The utility model relates to a sediment stuff pump technical field especially relates to a sediment stuff pump with reduce cavitation and produce function.

Background

The slurry pump refers to a machine which increases the energy of solid-liquid mixed media by means of the action of centrifugal force, and converts electric energy into kinetic energy and potential energy of the media, and is mainly applicable to: in the fields of industries such as mines, power plants, dredging, metallurgy, chemical engineering, building materials, petroleum and the like, the traditional slurry pump is inconvenient for rapidly cooling the bearing box, and the service life of the slurry pump is easily shortened;

to this end, chinese patent publication No. CN202120141014.0 discloses "a slurry pump with cavitation reduction function, including a mounting plate and a baffle, the upper surface of the mounting plate is fixed with a water pump, and the left side of the water pump is provided with a motor, the lower end of the motor is connected with a transmission shaft, and the surface of the transmission shaft is provided with a rolling bearing, the bottom end of the transmission shaft is provided with a fastening nut, the upper end of the fastening nut is fixed with an inducer, and the upper side of the inducer is connected with an impeller, the lower surface of the mounting plate is provided with a bearing box, and the inside of the bearing box is provided with a cooling water pipe, and the baffle is fixed below the bearing box;

according to the cooling device, the cooling water pipe is arranged on the outer wall of the bearing box, and the bearing box is subjected to circulating cooling through the cooperation of the water pump and the cooling water pipe, so that the purpose of conveniently and quickly cooling the bearing box is achieved; in addition, the filter screen filters the slurry, but a large amount of impurities are attached to the filter screen after the filter screen filters, and the filter screen is blocked in time, so that the slurry cannot be introduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the filter screen is easy to block in the prior art, and providing a slurry pump with the function of reducing cavitation generation.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides a design one kind and has the sediment stuff pump that reduces cavitation and produce the function, including the mounting panel, the bottom fixed mounting of mounting panel has the bearing box, there is the install bin bottom of bearing box through bolt fixed mounting, install bin outside fixed mounting has the discharge pipe, there is the cartridge filter bottom of install bin through bolt fixed mounting, the hollow shaft is installed in the inboard rotation of bearing box, the hollow shaft runs through the mounting panel and the bearing box, and extends to the install bin inside, the bottom of hollow shaft is installed and is inhaled the sediment subassembly, install actuating mechanism on the mounting panel, in order to inhale the sediment subassembly and drive.

Preferably, the slag suction assembly comprises an impeller, a first connecting disc, a second connecting disc and an inducer; the impeller is fixedly installed at the bottom of the hollow shaft, the first connecting disc is fixedly installed at the bottom of the impeller, the second connecting disc is fixedly connected with the first connecting disc through a bolt, and the inducer is fixedly installed at the bottom of the second connecting disc.

Preferably, the driving mechanism comprises a motor, a first gear and a second gear; the motor is fixedly installed at the top of the installation plate, the first gear is fixedly installed on an output shaft of the motor, and the second gear is fixedly installed at the top of the hollow shaft and meshed with the first gear.

Preferably, a water pump is fixedly mounted on the mounting plate, a cooling pipe is fixedly mounted at an outlet end of the water pump, the cooling pipe is mounted on the inner wall of the bearing box, and an inlet end of the water pump is externally connected with a water tank through a guide pipe.

Preferably, a rotating shaft is rotatably mounted on the inner side of the hollow shaft, penetrates through the rotating shaft and extends to the inner side of the mounting box, a cleaning assembly is mounted at the bottom end of the rotating shaft, and the cleaning assembly comprises a threaded head, an internal thread sleeve, a connecting shaft, a connecting plate and an arc-shaped scraper; screw thread head fixed mounting runs through the cartridge filter in the bottom of pivot, the connecting axle runs through the cartridge filter, and extends to the install bin inboard, internal thread cover fixed mounting at the top of connecting axle, and with screw thread head screw-thread fit, the one end fixed mounting of connecting plate is in the bottom of connecting axle, arc scraper blade fixed mounting at the other end of connecting plate, and laminate with the lateral wall of cartridge filter.

Preferably, the driving mechanism further comprises a third gear and a fourth gear; the third gear is fixedly installed on an output shaft of the motor, and the fourth gear is fixedly installed at the top end of the rotating shaft and meshed with the third gear.

The utility model provides a pair of sediment stuff pump with reduce cavitation and produce function, beneficial effect lies in:

1. the slurry passes through the inducer and then reaches the impeller, so that cavitation can be greatly reduced, and the slurry can provide certain pressure when placed under liquid when the slurry pump is used, so that the cavitation can be effectively reduced due to the increase of the inlet pressure;

2. the arc scraper blade can slide along the outer wall of cartridge filter, and then clears up the outer wall of straining a section of thick bamboo, just also can effectively avoid straining a problem of section of thick bamboo jam.

Drawings

Fig. 1 is a schematic structural view of a slurry pump with cavitation reduction function according to the present invention;

fig. 2 is a schematic structural view of a slag suction assembly of a slurry pump with a function of reducing cavitation generation according to the present invention;

fig. 3 is a schematic structural diagram of a driving mechanism of a slurry pump having a function of reducing cavitation according to the present invention;

fig. 4 is a schematic structural view of a cleaning assembly of a slurry pump with a function of reducing cavitation generation according to the present invention.

In the figure: the device comprises a mounting plate 1, a bearing box 2, a mounting box 3, a discharge pipe 4, a filter cylinder 5, a hollow shaft 7, a slag suction assembly 8, an impeller 81, a first connecting disc 82, a second connecting disc 83, an inducer 84, a rotating shaft 9, a cleaning assembly 10, a threaded head 101, an internal thread sleeve 102, a connecting shaft 103, a connecting plate 104, an arc-shaped scraper 105, a driving mechanism 11, a motor 111, a first gear 112, a second gear 113, a third gear 114, a fourth gear 115, a water pump 12 and a cooling pipe 13.

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.

Example 1:

referring to fig. 1-3, the slurry pump with the function of reducing cavitation comprises a mounting plate 1, wherein a bearing box 2 is fixedly mounted at the bottom of the mounting plate 1, a mounting box 3 is fixedly mounted at the bottom of the bearing box 2 through bolts, a discharge pipe 4 is fixedly mounted on the outer side of the mounting box 3, a filter cartridge 5 is fixedly mounted at the bottom end of the mounting box 3 through bolts, a hollow shaft 7 is rotatably mounted on the inner side of the bearing box 2, the hollow shaft 7 penetrates through the mounting plate 1 and the bearing box 2 and extends into the mounting box 3, a slag suction assembly 8 is mounted at the bottom end of the hollow shaft 7, and a driving mechanism 11 is mounted on the mounting plate 1 to drive the slag suction assembly 8; the water pump 12 is fixedly mounted on the mounting plate 1, the cooling pipe 13 is fixedly mounted at the outlet end of the water pump 12, the cooling pipe 13 is mounted on the inner wall of the bearing box 2, and the inlet end of the water pump 12 is externally connected with a water tank through a guide pipe.

The slag suction assembly 8 comprises an impeller 81, a first connecting disc 82, a second connecting disc 83 and an inducer 84; the impeller 81 is fixedly installed at the bottom of the hollow shaft 7, the first connecting disc 82 is fixedly installed at the bottom of the impeller 81, the second connecting disc 83 is fixedly connected with the first connecting disc 82 through a bolt, and the inducer 84 is fixedly installed at the bottom of the second connecting disc 83.

The drive mechanism 11 includes a motor 111, a first gear 112, and a second gear 113; the motor 111 is fixedly arranged on the top of the mounting plate 1, the first gear 112 is fixedly arranged on an output shaft of the motor 111, and the second gear 113 is fixedly arranged on the top of the hollow shaft 7 and meshed with the first gear 112.

The working principle is as follows: firstly, the starting motor 111 enables the first gear 112 to rotate, so that the second gear 113 drives the hollow shaft 7 to rotate, the impeller 81 and the inducer 84 also rotate synchronously, and the slurry reaches the impeller 81 after passing through the inducer 84, so that cavitation can be greatly reduced.

Example 2:

referring to fig. 1-4, as another preferred embodiment of the present invention, it is different from embodiment 1 in that a rotating shaft 9 is rotatably mounted inside a hollow shaft 7, the rotating shaft 9 penetrates through the rotating shaft 9 and extends to the inside of a mounting box 3, a cleaning assembly 10 is mounted at the bottom end of the rotating shaft 9, and the cleaning assembly 10 includes a screw head 101, an internal thread sleeve 102, a connecting shaft 103, a connecting plate 104 and an arc-shaped scraper 105; screw thread 101 fixed mounting is in the bottom of pivot 9, and connecting axle 103 runs through cartridge filter 5 and extends to the install bin 3 inboard, and internal thread cover 102 fixed mounting at the top of connecting axle 103 and with screw thread 101 screw-thread fit, the one end fixed mounting of connecting plate 104 is in the bottom of connecting axle 103, arc scraper blade 105 fixed mounting at the other end of connecting plate 104 and with the laminating of the lateral wall of cartridge filter 5.

The drive mechanism 11 further includes a third gear 114 and a fourth gear 115; the third gear 114 is fixedly installed on the output shaft of the motor 111, and the fourth gear 115 is fixedly installed on the top end of the rotating shaft 9 and engaged with the third gear 114.

The working principle is as follows: firstly, the motor 111 is started to enable the first gear 112 to rotate, so that the second gear 113 drives the hollow shaft 7 to rotate, the impeller 81 and the inducer 84 also rotate synchronously, slurry passes through the inducer 84 and then reaches the impeller 81, cavitation can be greatly reduced, certain pressure can be provided by the slurry when the slurry pump is placed under liquid when the slurry pump is used, and cavitation can be effectively reduced due to the fact that inlet pressure is increased;

the third gear 114 is rotated by the starting motor 111, so that the fourth gear 115 drives the rotating shaft 9 to rotate, the connecting shaft 103 drives the connecting plate 104 to rotate, the arc-shaped scraper 105 slides along the outer wall of the filter cartridge 5, the outer wall of the filter cartridge 5 is cleaned, and the problem that the filter cartridge 5 is blocked can be effectively solved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a sediment stuff pump with reduce cavitation and produce function, includes mounting panel (1), its characterized in that, the bottom fixed mounting of mounting panel (1) has bearing box (2), there is mounting box (3) bottom of bearing box (2) through bolt fixed mounting, mounting box (3) outside fixed mounting has discharge pipe (4), there is cartridge filter (5) bottom of mounting box (3) through bolt fixed mounting, hollow shaft (7) are installed in bearing box (2) inboard rotation, hollow shaft (7) run through mounting panel (1) and bearing box (2), and extend to inside mounting box (3), the bottom of hollow shaft (7) is installed and is inhaled sediment subassembly (8), install actuating mechanism (11) on mounting panel (1) in order to drive to inhaling sediment subassembly (8).

2. The slurry pump with cavitation generation reduction function according to claim 1, wherein the slag suction assembly (8) includes an impeller (81), a first connection disc (82), a second connection disc (83) and an inducer (84); impeller (81) fixed mounting is in the bottom of hollow shaft (7), first connection pad (82) fixed mounting is in the bottom of impeller (81), second connection pad (83) pass through bolt fixed connection with first connection pad (82), inducer (84) fixed mounting is in the bottom of second connection pad (83).

3. The slurry pump having a cavitation reduction function according to claim 2, wherein the drive mechanism (11) includes a motor (111), a first gear (112) and a second gear (113); the motor (111) is fixedly installed at the top of the installation plate (1), the first gear (112) is fixedly installed on an output shaft of the motor (111), and the second gear (113) is fixedly installed at the top of the hollow shaft (7) and meshed with the first gear (112).

4. The slurry pump with the cavitation generation reducing function according to claim 3, wherein a water pump (12) is fixedly mounted on the mounting plate (1), a cooling pipe (13) is fixedly mounted at an outlet end of the water pump (12), the cooling pipe (13) is mounted on an inner wall of the bearing box (2), and an inlet end of the water pump (12) is externally connected with a water tank through a conduit.

5. The slurry pump with the cavitation generation reducing function according to claim 3, wherein a rotating shaft (9) is rotatably mounted on the inner side of the hollow shaft (7), the rotating shaft (9) penetrates through the rotating shaft (9) and extends to the inner side of the mounting box (3), a cleaning assembly (10) is mounted at the bottom end of the rotating shaft (9), and the cleaning assembly (10) comprises a threaded head (101), an internal thread sleeve (102), a connecting shaft (103), a connecting plate (104) and an arc-shaped scraper (105); the thread head (101) is fixedly mounted at the bottom of the rotating shaft (9), the connecting shaft (103) penetrates through the filter cartridge (5) and extends to the inner side of the mounting box (3), the internal thread sleeve (102) is fixedly mounted at the top of the connecting shaft (103) and in threaded fit with the thread head (101), one end of the connecting plate (104) is fixedly mounted at the bottom of the connecting shaft (103), and the arc-shaped scraper blade (105) is fixedly mounted at the other end of the connecting plate (104) and attached to the outer side wall of the filter cartridge (5).

6. The slurry pump with cavitation reduction function according to claim 5, wherein the drive mechanism (11) further includes a third gear (114) and a fourth gear (115); the third gear (114) is fixedly arranged on an output shaft of the motor (111), and the fourth gear (115) is fixedly arranged at the top end of the rotating shaft (9) and meshed with the third gear (114).