CN213870332U

CN213870332U - Low-pulsation upper slurry flushing pump

Info

Publication number: CN213870332U
Application number: CN202023113020.XU
Authority: CN
Inventors: 高志耀
Original assignee: Hangzhou Jiudian Light Industry Machinery Co ltd
Current assignee: Hangzhou Jiudian Light Industry Machinery Co ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-08-03
Anticipated expiration: 2030-12-22

Abstract

The utility model discloses a low-pulsation upper punching pump, which comprises a pump body, wherein the top of the pump body is provided with a top cover, the two sides of the pump body are respectively provided with a first pump shaft and a second pump shaft, the end parts of the first pump shaft and the second pump shaft are respectively provided with an annular groove and a rectangular groove, the first pump shaft and the second pump shaft are connected with a sliding sleeve through the rectangular groove, and an internal thread is arranged in the sliding sleeve; an impeller shaft is arranged between the first pump shaft and the second pump shaft, rectangular columns matched with the rectangular grooves and external threads matched with the internal threads are arranged at two ends of the impeller shaft, grooves are further formed in two ends of the impeller shaft, clamping blocks are hinged in the grooves, an impeller is arranged in the middle of the impeller shaft, a shaft hole is formed in the middle of the impeller, and a clamping groove matched with the clamping blocks is formed in the side of the shaft hole. The utility model discloses an overall structure's setting makes the installation of impeller, dismantlement become simpler, swift, has made things convenient for the change and the maintenance of impeller.

Description

Low-pulsation upper slurry flushing pump

Technical Field

The utility model relates to a fan pump, especially a low pulsation fan pump.

Background

The core structure of the fan pump is the impeller, and once the impeller is damaged, the fan pump cannot work normally, so that the impeller of the fan pump needs to be overhauled or replaced regularly. In the traditional structure, the pump shaft of the fan pump is a whole, when the fan pump is installed, the impeller sleeve is sleeved on the pump shaft and then fixed, then the pump shaft is fixed on the pump body, when the impeller is disassembled, the pump shaft is also required to be disassembled firstly, and the process is complex, so that the maintenance and replacement processes of the impeller of the fan pump are complex. Therefore, the need to design a fan pump that facilitates the maintenance and replacement of the impeller is a problem to be solved in the industry.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low pulsation upper stuff pump. The impeller can be mounted and dismounted more simply and quickly, and replacement and maintenance of the impeller are facilitated.

The technical scheme of the utility model: a low-pulsation upper slurry pump comprises a pump body, wherein a top cover is arranged at the top of the pump body, a first pump shaft and a second pump shaft are respectively arranged on two sides of the pump body, annular grooves and rectangular grooves are respectively formed in the end parts of the first pump shaft and the second pump shaft, the first pump shaft and the second pump shaft are connected with a sliding sleeve through the rectangular grooves, and internal threads are formed in the sliding sleeve; an impeller shaft is arranged between the first pump shaft and the second pump shaft, rectangular columns matched with the rectangular grooves and external threads matched with the internal threads are arranged at two ends of the impeller shaft, grooves are further formed in two ends of the impeller shaft, clamping blocks are hinged in the grooves, an impeller is arranged in the middle of the impeller shaft, a shaft hole is formed in the middle of the impeller, and a clamping groove matched with the clamping blocks is formed in the side of the shaft hole.

In the low-pulsation upper-impact slurry pump, the end part of the impeller shaft is provided with the cavity, the cavity is internally provided with the sliding block, one side of the sliding block is provided with the spring, and the other side of the sliding block is connected with the rectangular column.

In the low-pulsation upper slurry pump, the sliding sleeve is provided with the positioning bolt.

In the low-pulsation upper slurry pump, the fixture block is provided with the hand-held block.

In the low pulsation upper pumping pump, the first pump shaft and the second pump shaft are on the same axis.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model is characterized in that a first pump shaft and a second pump shaft are respectively arranged at two sides of a pump body, the end parts of the first pump shaft and the second pump shaft are respectively provided with an annular groove and a rectangular groove, the first pump shaft and the second pump shaft are connected with a sliding sleeve through the rectangular groove, an internal thread is arranged in the sliding sleeve, an impeller shaft is arranged between the first pump shaft and the second pump shaft, two ends of the impeller shaft are provided with a rectangular column matched with the rectangular groove and an external thread matched with the internal thread, two ends of the impeller shaft are also provided with grooves, clamping blocks are hinged in the grooves, the middle part of the impeller shaft is provided with an impeller, the middle part of the impeller is provided with a shaft hole, the side of the shaft hole is provided with a clamping groove matched with the clamping block, when the fan pump is installed, the first pump shaft and the second pump shaft are respectively fixed at two sides of the pump body, then the impeller is sleeved at the middle part of the impeller shaft and the clamping block is lifted, so as to be matched with the clamping groove, the rectangular column is pressed, make it retract back to the rectangular channel in, then place the impeller shaft with first pump shaft and second pump shaft between, the rectangular column block fits in the rectangular channel, the rotatory sliding sleeve for internal thread and external screw thread fit, withstand the fixture block until sliding sleeve, through above-mentioned structure setting and connected mode, make the installation of impeller more convenient, only need during the dismantlement with impeller shaft and impeller part pull down can, need not to unpack whole device apart, quick and convenient.

2. The utility model discloses tip at first pump shaft and second pump shaft all is equipped with the rectangular channel, and the both ends of impeller shaft are equipped with the rectangle post with rectangular channel matched with, through the cooperation of rectangular channel and rectangle post, when the second pump shaft is connected with the motor, the second pump shaft rotates, and the impeller shaft can rotate along with the second pump shaft, drives the impeller and carries out the operation.

3. The utility model discloses a top cap is equipped with at the top of the pump body for this pump case is whole to be well open structure, when the pump body overhauls, need not to dismantle into, go out pipeline and motor, and it is more convenient to the maintenance of impeller.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of an end portion of a first pump shaft according to the present invention;

FIG. 3 is a schematic structural view of an impeller shaft according to the present invention;

fig. 4 is a schematic structural view of the impeller of the present invention;

fig. 5 is a schematic structural view of the end of the impeller shaft of the present invention.

The labels in the figures are: 1-pump body, 2-first pump shaft, 3-second pump shaft, 4-impeller shaft, 5-impeller, 6-top cover, 201-ring groove, 202-rectangular groove, 203-sliding sleeve, 204-internal thread, 205-locating bolt, 401-cavity, 402-sliding block, 403-rectangular column, 404-spring, 405-groove, 406-clamping block, 407-external thread, 501-shaft hole and 502-clamping groove.

Detailed Description

The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.

Example (b): the utility model provides a low pulsation upward fan pump, constitutes as shown in figure 1, and including the pump body 1, the top of the pump body 1 is equipped with top cap 6, and the both sides of the pump body 1 are equipped with first pump shaft 2 and second pump shaft 3 respectively, and first pump shaft 2 is in same axis with second pump shaft 3, guarantees that first pump shaft 2 and second pump shaft 3 are coaxial motion, and the fan pump normally works. As shown in fig. 2, the end portions of the first pump shaft 2 and the second pump shaft 3 are both provided with a ring groove 201 and a rectangular groove 202, the first pump shaft 2 and the second pump shaft 3 are connected with a sliding sleeve 203 through the rectangular groove 202, an internal thread 204 is arranged in the sliding sleeve 203, and a positioning bolt 205 is arranged on the sliding sleeve 203 to prevent the sliding sleeve 203 from being loosely connected with the impeller shaft due to mechanical vibration. An impeller shaft 4 is arranged between the first pump shaft 2 and the second pump shaft 3, as shown in fig. 3, a rectangular column 403 matched with the rectangular groove 202 and an external thread 407 matched with the internal thread 204 are arranged at two ends of the impeller shaft 4, a groove 405 is further arranged at two ends of the impeller shaft 4, a clamping block 406 is hinged in the groove 405, and a hand-held block is arranged on the clamping block 406, so that the clamping block 406 can be conveniently lifted from the groove 405. The middle part of the impeller shaft 4 is provided with an impeller 5, as shown in fig. 5, the end part of the impeller shaft 4 is provided with a cavity 401, a sliding block 402 is arranged in the cavity 401, one side of the sliding block 402 is provided with a spring 404, and the other side of the sliding block 402 is connected with a rectangular column 403. As shown in fig. 4, the impeller 5 has a shaft hole 501 at the middle thereof, and a locking groove 502 engaged with the locking block 406 is formed at the side of the shaft hole 501.

When the fan pump is installed, the first pump shaft 2 and the second pump shaft 3 are fixed on two sides of the pump body 1 respectively, the impeller 5 is sleeved in the middle of the impeller shaft 4, the clamping block 406 is lifted to be matched with the clamping groove 405, the rectangular column 403 is pressed to be retracted into the rectangular groove 202, the impeller shaft 4 is placed between the first pump shaft 2 and the second pump shaft 3, the rectangular column 403 is clamped in the rectangular groove 202, the sliding sleeve 203 is rotated to enable the internal thread 204 to be matched with the external thread 407 until the sliding sleeve 203 abuts against the clamping block 406, the installation of the impeller 5 is more convenient and rapid through the structure setting and connection mode, only the impeller shaft 4 and the impeller 5 need to be partially disassembled during disassembly, the whole device does not need to be disassembled, and the fan pump is rapid and convenient.

Claims

1. A low pulsation upper slurry pump characterized in that: the pump comprises a pump body (1), wherein a top cover (6) is arranged at the top of the pump body (1), a first pump shaft (2) and a second pump shaft (3) are respectively arranged on two sides of the pump body (1), annular grooves (201) and rectangular grooves (202) are respectively formed in the end parts of the first pump shaft (2) and the second pump shaft (3), the first pump shaft (2) and the second pump shaft (3) are connected with a sliding sleeve (203) through the rectangular grooves (202), and an internal thread (204) is formed in the sliding sleeve (203); be equipped with impeller shaft (4) between first pump shaft (2) and second pump shaft (3), the both ends of impeller shaft (4) are equipped with rectangle post (403) with rectangular groove (202) matched with to and with internal thread (204) matched with external screw thread (407), the both ends of impeller shaft (4) still are equipped with recess (405), it has fixture block (406) to articulate in recess (405), the middle part of impeller shaft (4) is equipped with impeller (5), the middle part of impeller (5) is equipped with shaft hole (501), the avris of shaft hole (501) is equipped with draw-in groove (502) with fixture block (406) matched with.

2. The low pulsation upper fan pump according to claim 1, wherein: the end part of the impeller shaft (4) is provided with a cavity (401), a sliding block (402) is arranged in the cavity (401), one side of the sliding block (402) is provided with a spring (404), and the other side of the sliding block (402) is connected with a rectangular column (403).

3. The low pulsation upper fan pump according to claim 1, wherein: and a positioning bolt (205) is arranged on the sliding sleeve (203).

4. The low pulsation upper fan pump according to claim 1, wherein: the fixture block (406) is provided with a hand-held block.

5. The low pulsation upper fan pump according to claim 1, wherein: the first pump shaft (2) and the second pump shaft (3) are positioned on the same axis.