CN206397746U

CN206397746U - A kind of MODEL VERTICAL MULTISTAGE PUMP for being easy to measure balancing frame and the gimbal degree of wear

Info

Publication number: CN206397746U
Application number: CN201621419339.6U
Authority: CN
Inventors: 陈渊; 杨光; 孙建云
Original assignee: GUANGZOU BAIYUN PUMP GROUP Ltd
Current assignee: GUANGZOU BAIYUN PUMP GROUP Ltd
Priority date: 2016-12-22
Filing date: 2016-12-22
Publication date: 2017-08-11
Anticipated expiration: 2026-12-22

Abstract

The utility model discloses a kind of MODEL VERTICAL MULTISTAGE PUMP for being easy to measure balancing frame and the gimbal degree of wear, including lower bearing body, axle, axle sleeve, inlet segment, stage casing, stator, impeller, water exit end, pull bar, balancing frame, gimbal, tail-hood, upper bearing (metal) body and upper end cover, the lower end support of axle is on lower bearing body, upper end support is on upper bearing (metal) body, axle sleeve is sleeved on axle, described inlet segment, stage casing and water exit end are bottom-up vertically to be sleeved on axle, the gimbal is arranged on the upper surface of water exit end, the balancing frame is sleeved on axle, balancing frame is located at the top of gimbal, the tail-hood is arranged on the upper surface of water exit end, tail-hood lid covers balancing frame, the upper end cover is connected with upper bearing (metal) body phase, upper end cover is set with the upper end of axle, the top of axle is passed through to be stretched out after upper end cover, the multistage pump also has observation element, the wear extent of balancing frame and gimbal can be observed by the observation element, judge whether to need to change balancing frame and gimbal with this.

Description

A kind of MODEL VERTICAL MULTISTAGE PUMP for being easy to measure balancing frame and the gimbal degree of wear

Technical field

The utility model is related to a kind of pump, specifically refers to a kind of be easy to measure the vertical of balancing frame and the gimbal degree of wear Multistage pump.

Background technology

At present, the multistage pump of in the market, using balancing frame, gimbals structure balancing axial thrust.This structure exists certain Defect：The rotor part of the compositions such as balancing frame, impeller, axle sleeve, axle in the process of running, due to the change of operating mode cause balance Disk is constantly rubbed with gimbal, after a period of time, and both planes can wear and tear, and impeller will be moved forward after abrasion, when After abrasion to a certain extent, impeller will produce friction with stage casing, so cause impeller failure, pump is not normally functioning.

Therefore, it is desirable at regular intervals open pump come check balancing frame, gimbal the degree of wear, it is flat to change Weigh disk, gimbal, wastes time and energy.

Utility model content

The purpose of this utility model is to provide a kind of MODEL VERTICAL MULTISTAGE PUMP for being easy to measure balancing frame and the gimbal degree of wear, Being not required to take pump apart can accurately be measured the balancing frame of pump, the degree of wear of gimbal, simple and convenient, so as to can guarantee that pump Normal operation, extend pump service life.

Above-mentioned purpose of the present utility model is achieved through the following technical solutions：One kind is easy to measurement balancing frame and gimbal mill The MODEL VERTICAL MULTISTAGE PUMP of damage degree, including it is lower bearing body, axle, axle sleeve, inlet segment, stage casing, stator, impeller, water exit end, pull bar, flat Weigh disk, gimbal, tail-hood, upper bearing (metal) body and upper end cover, it is characterised in that：The axle is vertically arranged, and the lower end support of axle is under On bearing body, upper end support is on upper bearing (metal) body, and axle sleeve is sleeved on axle, and described inlet segment, stage casing and water exit end are vertically Bottom-up to be sleeved on axle, the stage casing is multistage, and stator and impeller are also multiple, and one is fitted with each stage casing Stator and impeller, impeller suit axle, described pull bar are also vertically arranged, and the two ends of pull bar are connected with inlet segment and water exit end respectively Connect, so that inlet segment, stage casing and water exit end be clamped, the gimbal is arranged on the upper surface of water exit end, the balancing frame set On axle, balancing frame is located at the top of gimbal, and both are in contact, and the tail-hood is arranged on the upper surface of water exit end, tail Lid lid covers balancing frame, and the upper end cover is connected with upper bearing (metal) body phase, and upper end cover is set with the upper end of axle, and the top of axle passes through upper end cover After stretch out, the multistage pump also have observation element, the wear extent of balancing frame and gimbal can be observed by the observation element, Judge whether to need to change balancing frame and gimbal with this.

In the utility model, the observation element includes being arranged on the observation mark on upper end cover and portrayed on the top of axle The start line and terminated line at end, start line and terminated line are portrayed along the circumferential level of axle, and flat shape above and below both, terminated line is located at The top of start line, has spacing between start line and terminated line, the region between start line and terminated line is viewing area, is led to Observation observation mark is crossed to fall into the position of viewing area to judge the wear extent of balancing frame and gimbal.

In MODEL VERTICAL MULTISTAGE PUMP of the present utility model, upper end cover indicates provided with observation, and axle is provided with start line and terminated line, So in pump operation or stopping, balancing frame, the wear extent of gimbal can be all known exactly, when observing the terminated line on axle When being overlapped with the observation mark of upper end cover, balancing frame is said, the abrasion of gimbal has reached capacity, it is necessary to change balancing frame, put down Weigh ring, so ensures the normal operation of pump.

In the utility model, described observation is masked as portraying the V words in the upper surface of upper end cover, and observation indicates close to upper The centre bore of end cap.

In the utility model, oil sealing is additionally provided between the upper end cover and axle.

Compared with prior art, MODEL VERTICAL MULTISTAGE PUMP of the present utility model uses vertical structure, and observation is set on upper end cover Indicate and portray start line and terminated line on the top of axle, balancing frame and the mill of gimbal can be observed by the observation element Damage amount, judges whether to need to change balancing frame and gimbal with this, simple in construction and simple and convenient, by balancing frame peace The judgement of wear extent of ring of weighing ensures the normal operation of pump, extends the service life of pump.

The utility model have it is simple in construction, easy to operate, the situation of pump has been effectively monitored, so as to improve making for pump Use the life-span.

Brief description of the drawings

The utility model is described in further details with reference to the accompanying drawings and detailed description.

Fig. 1 is the overall structure diagram of the utility model MODEL VERTICAL MULTISTAGE PUMP；

Fig. 2 is the top view of upper end cover in the utility model MODEL VERTICAL MULTISTAGE PUMP, the shape of display observation mark；

Fig. 3 is the position of the partial structural diagram of the utility model MODEL VERTICAL MULTISTAGE PUMP axis, display start line and terminated line Put.

Description of reference numerals

1-lower bearing, 2-inlet segment of body, 3-stage casing, 4-stator, 5-impeller

6-water exit end, 7-gimbal, 8-pull bar, 9-balancing frame, 10-tail-hood

11-measurement bar, 12-upper end cover, 13-axle, 14-axle sleeve, 15-upper bearing (metal) body

16-observation mark 17-18-terminated line of start line.

Embodiment

A kind of MODEL VERTICAL MULTISTAGE PUMP for being easy to measure balancing frame and the gimbal degree of wear as shown in Figure 1 to Figure 3, including under Bearing body 1, axle 13, axle sleeve 14, inlet segment 2, stage casing 3, stator 4, impeller 5, water exit end 6, pull bar 8, balancing frame 9, gimbal 7, Tail-hood 10, upper bearing (metal) body 15 and upper end cover 12.

Axle 13 is vertically arranged, and the lower end support of axle 13 is on lower bearing body 1, and upper end support is on upper bearing (metal) body 15, axle sleeve 14 are sleeved on axle 13, inlet segment 2, stage casing 3 and water exit end 6 is bottom-up vertically is sleeved on axle 13, and stage casing 3 is multistage, Stator 4 and impeller 5 are also multiple, and a stator 4 and impeller 5, the suit axle 13 of impeller 5, pull bar are fitted with each stage casing 3 8 is also vertically arranged, and the two ends of pull bar 8 are connected with inlet segment 2 and water exit end 6 respectively, so that by inlet segment 2, stage casing 3 and water outlet Section 6 is clamped, and gimbal 7 is arranged on the upper surface of water exit end 6, and balancing frame 9 is sleeved on axle 13, and balancing frame 9 is located at gimbal 7 Top, and both are in contact, tail-hood 10 is arranged on the upper surface of water exit end 6, and the lid of tail-hood 10 covers balancing frame 9, upper end cover 12 with it is upper Bearing body 15 is connected, and upper end cover 12 is set with the upper end of axle 13, and oil sealing 11 is additionally provided between upper end cover 12 and axle 13, axle 13 Top is passed through to be stretched out after upper end cover 12, and the multistage pump also has observation element, and the He of balancing frame 9 can be observed by the observation element The wear extent of gimbal 7, judges whether to need to change balancing frame 9 and gimbal 7 with this.

Observation element in the present embodiment includes the observation mark 16 being arranged on upper end cover 12 and portrayed in axle 13 The start line 17 and terminated line 18 on top, observation mark 16 are to portray the V words in the upper surface of upper end cover 12, and observation mark 16 is tight The centre bore of adjacent upper end cover 12, start line 17 and terminated line 18 are portrayed along the circumferential level of axle, flat shape, terminated line above and below both 18 are located at the top of start line 17, have spacing between start line 17 and terminated line 18, between start line 17 and terminated line 18 Region is viewing area, falls into the position of viewing area to judge the mill of balancing frame 9 and gimbal 7 by observation mark 16 Damage amount.

The MODEL VERTICAL MULTISTAGE PUMP is first inserted in after axle sleeve 14 on axle 13 and is fitted into lower bearing body 1, then fill together in assembling Below inlet segment 2, then it is inserted on axle 13 impeller 5；First by stator 4 in stage casing 3, inlet segment 2 is then mounted in together Above；Loading water exit end 6 behind several impellers 5, stator 4, stage casing 3 is assembled in repetition, with pull bar 8 by these member grips one Rise, gimbal 7 loaded in the water exit end 6, balancing frame 9 is inserted on axle 13, then loaded onto in the top of water exit end 6 tail-hood 10, Upper bearing (metal) body 15, loads onto oil sealing 11 on upper end cover 12, and the top of upper bearing (metal) body 15 is then mounted in together.

Upper end cover 12 is provided with observation mark 16, and the top of axle 13 is provided with start line 17 and terminated line 18, and by terminated line 18 are painted with red.

So pump operation or when stopping, balancing frame 9, the wear extent of gimbal 7 can be observed exactly, when observing When terminated line 18 on axle 13 is overlapped with the observation mark 16 of upper end cover 12, balancing frame 9, gimbal 7 must be changed.So simple side Just, it is ensured that the normal operation of pump, the service life of pump is extended.

Above-described embodiment of the present utility model is not the restriction to the utility model protection domain, reality of the present utility model Mode not limited to this is applied, all this kind is according to the above of the present utility model, according to the ordinary technical knowledge of this area and used With means, under the premise of the above-mentioned basic fundamental thought of the utility model is not departed from, the utility model said structure is made its The modification, replacement or change of its diversified forms, all should fall within protection domain of the present utility model.

Claims

1. a kind of MODEL VERTICAL MULTISTAGE PUMP for being easy to measure balancing frame and the gimbal degree of wear, including lower bearing body (1), axle (13), Axle sleeve (14), inlet segment (2), stage casing (3), stator (4), impeller (5), water exit end (6), pull bar (8), balancing frame (9), gimbal (7), tail-hood (10), upper bearing (metal) body (15) and upper end cover (12), it is characterised in that：The axle (13) is vertically arranged, axle (13) Lower end support is on lower bearing body (1), and upper end support is on upper bearing (metal) body (15), and axle sleeve (14) is sleeved on axle (13), described Inlet segment (2), stage casing (3) and water exit end (6) is bottom-up vertically is sleeved on axle (13), the stage casing (3) is multistage, Stator (4) and impeller (5) are also multiple, and a stator (4) and impeller (5), impeller (5) are fitted with each stage casing (3) Be set with axle (13), described pull bar (8) is also vertically arranged, the two ends of pull bar (8) respectively with inlet segment (2) and water exit end (6) phase Connection, so that inlet segment (2), stage casing (3) and water exit end (6) be clamped, the gimbal (7) is arranged on the upper of water exit end (6) End face, the balancing frame (9) is sleeved on axle (13), and balancing frame (9) is located at the top of gimbal (7), and both are in contact, institute The upper surface that tail-hood (10) is arranged on water exit end (6) is stated, tail-hood (10) lid covers balancing frame (9), the upper end cover (12) and upper axle Hold body (15) to be connected, the upper end of upper end cover (12) suit axle (13), the top of axle (13) is stretched out afterwards through upper end cover (12), institute Stating multistage pump also has observation element, and the wear extent of balancing frame (9) and gimbal (7) can be observed by the observation element, with This judges whether to need to change balancing frame (9) and gimbal (7).

2. the MODEL VERTICAL MULTISTAGE PUMP according to claim 1 for being easy to measure balancing frame and the gimbal degree of wear, its feature exists In：The observation element includes the observation mark (16) being arranged on upper end cover (12) and portrays rising on the top of axle (13) Initial line (17) and terminated line (18), start line (17) and terminated line (18) are portrayed along the circumferential level of axle, flat shape above and below both, Terminated line (18) is located at the top of start line (17), has spacing, start line (17) between start line (17) and terminated line (18) Region between terminated line (18) is viewing area, falls into the position of viewing area to judge by observation mark (16) The wear extent of balancing frame (9) and gimbal (7).

3. the MODEL VERTICAL MULTISTAGE PUMP according to claim 2 for being easy to measure balancing frame and the gimbal degree of wear, its feature exists In：Described observation mark (16) is to portray the V words in the upper surface of upper end cover (12), and observation indicates (16) close to upper end cover (12) centre bore.