CN220248440U - Novel structure for coupling impeller nut and shaft of pump - Google Patents

Abstract

The utility model discloses a novel structure for connecting an impeller nut and a shaft of a pump, which comprises a mounting seat and a shaft rod, wherein a plurality of impellers are fixedly connected to the outer side wall of the mounting seat, one side of the mounting seat is fixedly connected with the impeller nut, a screw is arranged on the impeller nut, one end of the shaft rod is fixedly connected with a connecting block, the connecting block is inserted into the screw, an external thread meshed with the screw is arranged on the outer side wall of the connecting block, a supporting rod is fixedly connected to the outer side wall of the connecting block, a positioning plate is slidably inserted at one end of the supporting rod, a positioning groove corresponding to the positioning plate is arranged on the outer side wall of the impeller nut, a transverse plate is fixedly connected to one end of the positioning plate, a threaded rod is inserted on the transverse plate, one end of the threaded rod is rotatably connected with the supporting rod, and the mounting stability between the shaft rod and the impeller nut can be effectively improved by adopting the arrangement of an external clamping fixing assembly.

Description

Novel structure for coupling impeller nut and shaft of pump

Technical Field

The utility model relates to the field of pump related products, in particular to a novel structure for connecting an impeller nut and a shaft of a pump.

Background

Pumps are machines that deliver or pressurize fluids. It transmits mechanical energy of the prime mover or other external energy to the liquid, causing the liquid to increase in energy. The pump is mainly used for conveying water, oil, acid-alkali liquor, emulsion, suspension emulsion, liquid metal and other liquids, and can also be used for conveying liquid and gas mixtures and liquids containing suspended solids.

However, the impeller nut and shaft coupling structure of the existing pump is simple, and the external part lacks a stable component, so that the connection stability is not high, and the existing pump has defects.

Disclosure of Invention

The object of the present utility model is to provide a new structure for coupling an impeller nut with a shaft of a pump, which solves the problems set forth in the background art described above.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a novel structure for impeller nut and coupling of axle of pump, includes mount pad and axostylus axostyle, fixedly connected with a plurality of impellers on the lateral wall of mount pad, one side fixedly connected with impeller nut of mount pad, be equipped with the screw socket on the impeller nut, the one end fixedly connected with connecting block of axostylus axostyle, the connecting block is inserted and is established in the screw socket, be equipped with the external screw thread with the mutual interlock of screw socket on the lateral wall of connecting block, fixedly connected with branch on the lateral wall of connecting block, the locating plate has been inserted in the one end slip of branch, be equipped with the constant head tank that corresponds with the locating plate on the lateral wall of impeller nut, the one end fixedly connected with diaphragm of locating plate, the screw thread is inserted and is equipped with the threaded rod on the diaphragm, the one end and the branch rotation of threaded rod are connected.

Preferably, one end of the threaded rod, which is far away from the supporting rod, is fixedly connected with a rotating block, and anti-skid patterns are arranged on the outer wall of the rotating block.

Preferably, the support rod is in an L-shaped structure.

Preferably, a plurality of impellers are equidistantly arranged.

Preferably, the impeller nut is fixedly connected to the middle end of the mounting seat.

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

according to the novel structure for connecting the impeller nut and the shaft of the pump, the connecting block at one end of the shaft rod is inserted into the screw hole on the impeller nut, the shaft rod is installed by mutually screwing the external screw thread on the connecting block and the screw hole, the threaded rod is rotated on the supporting rod after the installation is completed, the transverse plate sleeved on the threaded rod is moved along with the threaded rod, and the positioning plate is further driven to be inserted into the positioning groove on the impeller nut to achieve installation and fixation between the connecting block and the installation seat.

Drawings

FIG. 1 is a schematic illustration of a new construction of a coupling of an impeller nut to a shaft for a pump in accordance with the present utility model;

fig. 2 is an enlarged view at a of a new construction of the coupling of the impeller nut and shaft for the pump of the present utility model.

In the figure: 1. a mounting base; 2. a shaft lever; 3. an impeller; 4. an impeller nut; 5. a screw; 6. a connecting block; 7. an external thread; 8. a support rod; 9. a positioning plate; 10. a cross plate; 11. a threaded rod; 12. and (5) rotating the block.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-2, an embodiment of the present utility model is provided: a new structure for connecting impeller nuts and shafts of pumps comprises a mounting seat 1 and a shaft rod 2, wherein a plurality of impellers 3 are fixedly connected to the outer side wall of the mounting seat 1, one side of the mounting seat 1 is fixedly connected with an impeller nut 4, a screw opening 5 is arranged on the impeller nut 4, one end of the shaft rod 2 is fixedly connected with a connecting block 6, the connecting block 6 is inserted into the screw opening 5, an external thread 7 meshed with the screw opening 5 is arranged on the outer side wall of the connecting block 6, a supporting rod 8 is fixedly connected to the outer side wall of the connecting block 6, a positioning plate 9 is inserted into one end of the supporting rod 8 in a sliding manner, a positioning groove corresponding to the positioning plate 9 is arranged on the outer side wall of the impeller nut 4, one end fixedly connected with diaphragm 10 of locating plate 9, the screw thread is inserted on diaphragm 10 and is equipped with threaded rod 11, the one end and the branch 8 rotation of threaded rod 11 are connected, specifically speaking, in the screw socket 5 on the impeller nut 4 was inserted to connecting block 6 on the axostylus axostyle 2 one end, through the mutual spin of external screw thread 7 and the screw socket 5 on the connecting block 6 and then realize the installation of axostylus axostyle 2, rotate on branch 8 through rotating threaded rod 11 after the installation is accomplished, the diaphragm 10 of screw thread cup joint on threaded rod 11 will follow the motion and then promote locating plate 9 to insert in the constant head tank on the impeller nut 4 and realize the installation fixedly between connecting block 6 and the mount pad 1 this moment.

In the embodiment, one end of the threaded rod 11 far away from the supporting rod 8 is fixedly connected with a rotating block 12, and anti-skid patterns are arranged on the outer wall of the rotating block 12, so that the threaded rod 11 can be conveniently rotated; the supporting rod 8 is arranged in an L-shaped structure; the plurality of impellers 3 are equidistantly arranged; the impeller nut 4 is fixedly connected at the middle end of the mounting seat 1.

Working principle: firstly, a connecting block 6 on one end of a shaft lever 2 is inserted into a screw opening 5 on an impeller nut 4, the shaft lever 2 is installed by mutually screwing an external thread 7 on the connecting block 6 and the screw opening 5, a threaded rod 11 is rotated on a supporting rod 8 after the installation is completed, a transverse plate 10 which is in threaded sleeve connection with the threaded rod 11 moves along with the threaded rod, and a positioning plate 9 is further driven to be inserted into a positioning groove on the impeller nut 4, so that the installation and the fixation between the connecting block 6 and an installation seat 1 are realized.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (5)

1. A new structure for coupling an impeller nut and a shaft of a pump, comprising a mounting seat (1) and a shaft lever (2), characterized in that: fixedly connected with impeller (3) on the lateral wall of mount pad (1), one side fixedly connected with impeller nut (4) of mount pad (1), be equipped with screw (5) on impeller nut (4), the one end fixedly connected with connecting block (6) of axostylus axostyle (2), connecting block (6) are inserted and are established in screw (5), be equipped with external screw thread (7) with screw (5) interlock each other on the lateral wall of connecting block (6), fixedly connected with branch (8) on the lateral wall of connecting block (6), the one end of branch (8) is slided and is inserted and be equipped with locating plate (9), be equipped with the constant head tank that corresponds with locating plate (9) on the lateral wall of impeller nut (4), one end fixedly connected with diaphragm (10) of locating plate (9), threaded rod (11) are inserted to the screw on diaphragm (10), the one end and the branch (8) of threaded rod (11) rotate and are connected.

2. A new construction for coupling an impeller nut to a shaft for a pump according to claim 1, characterized in that: one end of the threaded rod (11) far away from the supporting rod (8) is fixedly connected with a rotating block (12), and anti-skid patterns are arranged on the outer wall of the rotating block (12).

3. A new construction for coupling an impeller nut to a shaft for a pump according to claim 1, characterized in that: the supporting rod (8) is of an L-shaped structure.

4. A new construction for coupling an impeller nut to a shaft for a pump according to claim 1, characterized in that: the impellers (3) are equidistantly arranged.

5. A new construction for coupling an impeller nut to a shaft for a pump according to claim 1, characterized in that: the impeller nut (4) is fixedly connected to the middle end of the mounting seat (1).