CN215521298U

CN215521298U - Vertical middle-opening centrifugal pump set

Info

Publication number: CN215521298U
Application number: CN202121343429.2U
Authority: CN
Inventors: 唐春仁; 吴尉; 仲林俊; 郭娜; 唐晓晨
Original assignee: Jiangsu Zhenhua Haike Equipment Technology Co Ltd
Current assignee: Jiangsu Zhenhua Haike Equipment Technology Co Ltd
Priority date: 2021-06-16
Filing date: 2021-06-16
Publication date: 2022-01-14
Anticipated expiration: 2031-06-16

Abstract

The utility model discloses a vertical type middle-opening centrifugal pump set, which comprises a pump head, a motor, a coupler, a bracket for fixing the motor and the pump head and a waist mounting support frame, wherein the bracket is composed of an upper bracket flange and a lower bracket flange, the motor is fixed at the upper flange surface of the upper flange of the bracket through a bolt, the pump head is fixed at the lower flange surface of the lower flange of the bracket through a bolt, the motor is connected with the pump head through the coupler, the bracket is fixed above the waist mounting support frame through the lower flange surface of the upper flange of the bracket, the waist mounting support frame is composed of a support top plate positioned above and a machine leg positioned below, and the support top plate is clamped and fixed on the machine leg. The waist installation support frame of the vertical split centrifugal pump has the advantages of high stability, stable operation, safety, reliability and simple structure, is convenient to maintain, and can be maintained in situ as long as a motor, the waist installation support frame and a pump body are not required to be disassembled when pump set parts are required to be maintained.

Description

Vertical middle-opening centrifugal pump set

Technical Field

The utility model belongs to the technical field of middle-open centrifugal pumps, and particularly relates to a vertical middle-open centrifugal pump set.

Background

The vertical split centrifugal pump with small floor area is natural due to the fact that a unit which wants to adopt a horizontal split centrifugal pump cannot be used due to the limitation of the space of a client pump room, and a motor of the vertical split centrifugal pump is arranged on the upper layer, so that moisture prevention and ventilation are facilitated. The vertical type split centrifugal pump on the market at present is characterized in that a motor and a pump are integrated through a support, then the motor and the pump are connected with a base through a pump body, the base is fixed at last, the vibration transmission route is long when the pump set operates, the swing amplitude of the motor side at the top is large, and the stability is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a vertical type split centrifugal pump set to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a vertical well-opening centrifugal pump group, includes bracket and waist erection bracing frame of pump head, motor, shaft coupling, fixed motor and pump head, the bracket comprises two upper and lower bracket flanges, wherein the motor passes through the last flange face department of bolt fastening flange on the bracket, the pump head passes through the lower flange face department of bolt fastening flange under the bracket, and the motor passes through the shaft coupling and links to each other with the pump head, the lower flange face that the bracket passes through the flange on the bracket is fixed in waist erection bracing frame top, just waist erection bracing frame comprises the supporting roof that is located the top and the undercarriage that is located the below, and wherein the supporting roof joint is fixed on the undercarriage.

Furthermore, slots are formed downwards in the top ends of the four support legs of the machine leg, four corners of the bottom end face of the supporting top plate are welded with insertion rods which are inserted into the slots in an inosculated mode, and the supporting top plate is fixed with the machine leg through the matching of the insertion rods and the slots.

Furthermore, the supporting top plate comprises an upper plate surface, a lower plate surface, a plurality of main supporting plates and auxiliary supporting plates, the main supporting plates and the auxiliary supporting plates are connected with the upper plate surface and the lower plate surface, and a square through hole is formed in the middle of the supporting top plate.

Furthermore, a machine foot supporting rib plate for reinforcing and fixing is welded between the machine foot and the supporting top plate.

Furthermore, the upper end face of the supporting top plate is positioned on the outer side of the square through hole and is also provided with a bracket mounting flange face, and the bracket mounting flange face and the upper flange of the bracket are fixed through bolts.

Furthermore, the pump shaft of pump head is installed to the pump antithetical couplet of shaft coupling, and the electricity antithetical couplet of shaft coupling is installed on the motor.

The utility model has the technical effects and advantages that: this vertical middle-open centrifugal pump waist erection bracing frame, when whole pump package takes place the vibration, transmit on the supporting roof plane on the waist erection bracing frame through the last flange face of flange on the bracket, transmit again to waist erection bracing frame's undercarriage department, because pump package focus is in the plane department on the bracket, whole pump package here vibration is minimum, the vibration value that transmits on the waist erection bracing frame from the plane on the bracket like this also is minimum, finally transmit the vibration of pump house ground through this waist erection bracing frame also minimum, the vertical middle-open centrifugal pump of this kind of structure is stable high, the operation is steady, safety and reliability, moreover, the steam generator is simple in structure, it is convenient to maintain simultaneously, need not to dismantle the motor when needing to maintain the pump package part, waist erection bracing frame and the pump body, as long as original place maintenance can.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a front view of the lumbar mount support of the present invention;

FIG. 3 is a cross-sectional view of the lumbar mount support of the present invention;

fig. 4 is a cross-sectional view of the present invention.

In the figure: 1. a motor; 2. a coupling; 3. a bracket; 4. a pump head; 5. a support frame is arranged at the waist; 101. a bracket mounting flange surface; 102. inserting a rod; 103. a slot; 104. a machine foot supporting rib plate; 105. a machine leg; 106. a main supporting plate; 107. and (4) an auxiliary supporting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a vertical type middle-open centrifugal pump set comprises a pump head 4, a motor 1, a coupler 2, a bracket 3 for fixing the motor 1 and the pump head 4, and a waist mounting support frame 5, wherein the bracket 3 is composed of an upper bracket flange and a lower bracket flange, the motor 1 is fixed at the upper flange surface of the upper flange of the bracket through a bolt, the pump head 4 is fixed at the lower flange surface of the lower flange of the bracket 3 through a bolt, the motor 1 is connected with the pump head 4 through the coupler 2, the bracket 3 is fixed above the waist mounting support frame 5 through the lower flange surface of the upper flange of the bracket, the waist mounting support frame 5 is composed of a support top plate positioned above and a machine foot 105 positioned below, and the support top plate is clamped and fixed on the machine foot 105.

Referring to fig. 2-3, when the machine leg 105 is fixedly connected with the supporting top plate, in order to facilitate the connection between the machine leg 105 and the supporting top plate, the top ends of four legs of the machine leg 105 are respectively provided with a downward slot 103, four corners of the bottom end surface of the supporting top plate are respectively welded with an insertion rod 102 which is inserted into the slots 103 in a matching manner, and the supporting top plate is fixed with the machine leg 105 through the matching of the insertion rods 102 and the slots 103, so that the clamping and the post-fixing can be conveniently carried out during the initial installation.

Referring to fig. 2 and 4, the supporting top plate is composed of an upper plate surface, a lower plate surface, a plurality of main supporting plates 106 and auxiliary supporting plates 107, the upper plate surface and the lower plate surface are connected, welding processes are adopted for connection between the supporting plates and the supporting plates, so that the waist installing and supporting frame 5 is good in integrity and high in strength, a square through hole is formed in the middle of the supporting top plate, and the motor 1 crankshaft, the shaft coupling 2 and the pump head 3 are convenient to install and place.

After the supporting top plate is matched with the machine leg 105, in order to strengthen the connection between the supporting top plate and the machine leg 105, a machine leg supporting rib plate 104 for strengthening and fixing can be welded between the machine leg 105 and the supporting top plate.

Referring to fig. 1, 2 and 4, a bracket mounting flange surface 101 is further arranged on the upper end surface of the supporting top plate and located on the outer side of the square through hole, and the bracket mounting flange surface 101 and an upper flange of the bracket 3 are fixed through bolts, so that the installation is convenient.

Referring to fig. 3, the pump coupling of the coupling 2 is installed on the pump shaft of the pump head 4, the electric coupling of the coupling 2 is installed on the motor 1, the pump head 4 is inside the waist mounting support frame 5, and the motor 1 is above the waist mounting support frame 5.

The working principle is as follows: this vertical split centrifugal pump waist erection bracing frame, when the installation install bracket mounting flange face 101 department of installing bracket 5 with the last flange face of bracket 3 through bolted connection at first, then install the pump shaft of pump head 4 with the pump antithetical couplet of shaft coupling 2 on, again with pump head 4 through bolted connection on the lower flange face of bracket 3, install the electricity antithetical couplet of shaft coupling 2 on motor 1 at last, motor 1 through bolted connection on the last flange face of bracket 3 can.

Finally, it should be noted that: 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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a vertical centrifugal pump group of opening, includes bracket (3) and waist erection bracing frame (5) of pump head (4), motor (1), shaft coupling (2), fixed motor (1) and pump head (4), its characterized in that: bracket (3) comprises two upper and lower bracket flanges, wherein motor (1) passes through the last flange face department of bolt fastening flange on the bracket, pump head (4) pass through the lower flange face department of bolt fastening flange under bracket (3), and motor (1) links to each other with pump head (4) through shaft coupling (2), bracket (3) pass through the lower flange face of bracket upper flange and fix in waist erection bracing frame (5) top, just waist erection bracing frame (5) comprise by the roof support that is located the top and undercarriage (105) that are located the below, and wherein the roof support joint is fixed on undercarriage (105).

2. The vertical split centrifugal pump group of claim 1, wherein: four landing leg tops of machine foot (105) all open downwards and have slot (103), the bottom face four corners of supporting the roof all welds inserted bar (102) that coincide and insert in slot (103), and supporting the roof and pass through the adaptation of inserted bar (102) and slot (103) and fix with machine foot (105).

3. The vertical split centrifugal pump group of claim 2, wherein: the supporting top plate comprises an upper plate surface, a lower plate surface, a plurality of main supporting plates (106) and auxiliary supporting plates (107), wherein the main supporting plates and the auxiliary supporting plates are connected with the upper plate surface and the lower plate surface, and a square through hole is formed in the middle of the supporting top plate.

4. The vertical split centrifugal pump group of claim 2, wherein: and a supporting rib plate of the machine leg (105) for reinforcing and fixing is welded between the machine leg (105) and the supporting top plate.

5. The vertical split centrifugal pump group of claim 2, wherein: and the upper end surface of the supporting top plate is positioned on the outer side of the square through hole and is also provided with a bracket mounting flange surface (101) which is fixed with an upper flange of the bracket (3) through bolts.

6. The vertical split centrifugal pump group of claim 1, wherein: the pump shaft of pump head (4) is installed to the pump antithetical couplet of shaft coupling (2), and the electricity antithetical couplet of shaft coupling (2) is installed on motor (1).