CN202031840U

CN202031840U - Portable drum pump

Info

Publication number: CN202031840U
Application number: CN2010205913460U
Authority: CN
Inventors: 严际峰
Original assignee: SHANGHAI JONSN FLUID EQUIPMENT CO Ltd
Current assignee: SHANGHAI JONSN FLUID EQUIPMENT CO Ltd
Priority date: 2010-11-04
Filing date: 2010-11-04
Publication date: 2011-11-09
Anticipated expiration: 2020-11-04

Abstract

Provided is a portable drum pump which has no shaft seal, is resistant to corrosion of highly acid and alkaline solvents, and is convenient for mounting and dismounting. The portable drum pump comprises a motor portion and a pump pipe portion. The motor portion comprises a motor, a handle, an upper coupling, a motor pedestal and an upper end cover. The pump pipe portion comprises a lower coupling, a pump head, an inlet pipe, a main shaft, an inner pipe assembly, an upper pump chamber, a lower pump chamber and an outlet joint. The motor is arranged above the pump pipe. The motor and the pump pipe is butt joint via the coupling to transmit the power from the motor to the main shaft. A double-layered impeller is driven by the main shaft to rotate counterclockwise. The liquid in the drum is conveyed out of the drum by the double-layered impeller under the influence of high speed centrifugal force. The portable drum pump of the utility model is reasonable in structure and design, and is suitable for conveying organic solvents, strong acids and alkalis and other barrel-contained liquid mediums of various kinds. In addition, the portable drum pump has the advantages of rapid butt joint for the motor and the pump pipe, convenience for mounting and dismounting the pump pipe, no shaft seal, etc.

Description

Portable plug in barrel pump

Technical field

The utility model relates to a kind of barrel pump, be a kind of portable barrel pump that does not have the easy installing/dismounting of axle envelope specifically, it mainly acts on: carry all kinds of buckets such as acid, alkali, solvent, auxiliary agent, oil dope, container to adorn medium, utilization in industries such as machinery, chemical industry, electronics, pharmacy, water treatment, food, papermaking, weavings.

Technical background

Present barrel pump, most of inlet tube and pump head position are adopted and are welded to connect, cause the component installing/dismounting in the inlet tube to clean inconvenience and pump head and outlet connection employing integrated injection forming, the Teflon material of organic solvent-resistant can't molding and forming again for strong acid-base resistance, causes this material to be subjected to the influence of structure and technology not obtain industry always and well uses.

Summary of the invention

Technical problem to be solved in the utility model is a reasonable in design, and easily installing/dismounting cleans, and the Teflon material has also obtained good utilization simultaneously, has strengthened the corrosion resistance of plug in barrel pump.

The technological scheme that the problems referred to above to be solved in the utility model adopted is: a kind of portable plug in barrel pump that does not have axle envelope, the alkaline corrosion of anti-peracid solvent, easy installing/dismounting, comprise: motor part, pump line part, described motor part branch comprises: motor, handle, upper coupling, motor base, upper end cap; Pump line partly comprises: following coupling, pump head, inlet tube, main shaft, interior pipe assembly, last pump chamber, following pump chamber, outlet connection, motor is positioned at above the pump line, dock by coupling, the transmission of power of motor is arrived main shaft, main shaft drives double-deck impeller and is and rotates counterclockwise, and double-entry impeller is transported to the liquid in the bucket outside the bucket under action of centrifugal force at the bottom of the high speed.

Novel described motor part of this reality and pump line partial fixing employing handle screw are fixed, and there are two screw holes the motor base side, is used to install the handle screw, and pump head has a groove, in pump head stretches into motor base after, be tightened to groove fast by the handle screw.

Novel described pump head of this reality and inlet tube adopt fast assembling-disassembling clip connected structure, and middle with the seal ring sealing, step cutting pattern and inlet tube in the middle of the pump head closely cooperate, and guarantee the concentricity of pump head and inlet tube.

Novel described pump head of this reality and outlet connection are the body formula, pump head is cylindrical, the centre is a cylindrical cavity, the cylndrical surface Vertical direction has the G interior threaded hole, PP or Teflon rubber hose coupling are the G outside thread on one side, another side is 1 cun a hose coupling, and the centre is several circular arc recessings, and pump head and outlet connection are threaded by G.

In the middle of the novel described interior pipe assembly of this reality several centre bearings are housed, several center bearing brackets are equipped with at interior pipe middle part, and stuffing box bearing is equipped with at two ends two, and stuffing box bearing is a stepped shaft.

The novel described center bearing bracket of this reality is cross, and there is circular hole the centre, and circular hole cooperates with interior pipe, and center bearing bracket overlaps the heat-shrinkable T bush of two 40mm up and down respectively.

The novel described pump head of this reality side is provided with suction port.

The novel described double-deck impeller of this reality is rounded, be welded by impeller loam cake, impeller bodies, impeller lower cover, impeller bodies has some circular arc vanes up and down, the equidirectional even distribution of blade up and down, and link to each other with main shaft impeller loam cake and lower cover of embedded M5 stainless steel nut respectively is provided with material feeding mouth.

Pump head described in the utility model, inlet tube, rubber hose coupling, interior pipe assembly, last pump chamber, following pump chamber adopt stainless steel, PP or Teflon, and main shaft adopts Hastelloy C-276 or stainless steel.

The utility model compared with prior art has the following advantages and effect: 1. whole pump adopts quick mounting dismounting theory, greatly facilitates user's maintenance, cleaning, reasonable in design; 2. adopt the double-entry impeller structure, solved big flow and high-lift problem, performance is more stable; 3. the part that contacts with liquid except that motor of pump adopts, and PP, stainless steel, Hastelloy C-276, Teflon material can organic solvent-resistants, the corrosion of anti-concentration 98% above acid-alkali medium; 4 structural design compactnesses, volume is little, and is easy to carry.

Description of drawings

Fig. 1 is a whole pump quick attach structure schematic representation of the present utility model

Fig. 2, Fig. 3 are pump line part fast assembling-disassembling linkage structure schematic representation of the present utility model

Fig. 4 is the inner tube structure schematic representation

Fig. 5 is the double-entry impeller structural representation

Fig. 6 is a quick mounting coupler structure schematic representation

Fig. 7 is PP or Teflon pump head structural representation

Fig. 8 is PP or Teflon rubber hose coupling structural representation

Embodiment

Be described in further detail this reality is novel below in conjunction with drawings and Examples

Referring to Fig. 2, present embodiment comprises the two large divisions: motor part, pump line part; The motor part branch comprises: motor 1, coupling 2, motor base 3, handle set screw 4, power line 16, handle 17; Pump line partly comprises: stainless steel pump head 5, clip 6, clip 7, stainless steel rubber hose coupling 8, pump line 9, interior pipe assembly 10, main shaft 11, last pump chamber 12, double-entry impeller 13, following pump chamber 14, sealing gasket 15, Teflon or PP pump head 18, Teflon or PP rubber hose coupling 19.Motor partly is positioned at above the pump line part, can realize that by handle screw 4 is fixing two part rapid abutting joint fix.Motor 1 is positioned at motor base 3, and coupling 2 is positioned at motor base 3, and interior pipe main part 10 is positioned at pump line 9; Double-entry impeller 13 is positioned at pump chamber 14 down, with main shaft 11 scyewed joint; Main shaft 11 is positioned at stainless steel pump head 5 and pipe assembly 10; Pump head 5 adopts clip 6 to be connected with pump line 9, seals with sealing gasket 15 in the middle of pump head 5 and the pump line 9; Outlet connection 18 and pump line 19 adopt and are threaded;

Interior pipe assembly 10 is made up of stuffing box bearing 20, interior pipe 21, locating sleeve 22, centre bearing 23, center bearing bracket 24, stuffing box bearing 25, in the middle of the interior pipe 21 several centre bearings 23 are housed, several center bearing brackets 24 are equipped with at interior pipe 21 middle parts, stuffing box bearing 20 and stuffing box bearing 25 are equipped with in two ends, stuffing box bearing 20 and stuffing box bearing 25 are stepped shaft, and center bearing bracket 24 is cross, and the centre is provided with circular hole, circular hole cooperates with interior pipe 21, and center bearing bracket 23 overlaps the locating sleeve 22 of two 40mm up and down respectively.

Double-entry impeller 13 is made up of impeller loam cake 26, impeller bodies 27, impeller lower cover 28, set screw nut 29, double-deck impeller is rounded, impeller bodies 27 has some circular arc vanes up and down, the equidirectional even distribution of blade up and down, each blade all has two locating columns and impeller lower cover 26, impeller lower cover 28 hole location and installation, embedded set screw nut 29 links to each other with main shaft, impeller loam cake 26, impeller lower cover 28 flares, and impeller loam cake 26 and impeller lower cover 28 respectively are provided with material feeding mouth.

Present embodiment except motor section exceptionally, pump line partly is PP/ stainless steel, Teflon, Hastelloy C-276, can anti-each kind solvent, the acid-base medium corrosion of anti-concentration more than 98%.

Claims

1. one kind is not had the portable plug in barrel pump that axle seals easy installing/dismounting, comprising: motor part, pump housing part, and described motor part branch comprises: motor, handle, upper coupling, motor base, upper end cap; The pump housing partly comprises: following coupling, pump head, inlet tube, main shaft, interior pipe assembly, last pump chamber, following pump chamber, outlet connection, motor is positioned at above the pump housing, dock by coupling, the transmission of power of motor is arrived main shaft, main shaft drives double-deck impeller and does and rotate counterclockwise, and double-entry impeller is transported to the liquid in the bucket outside the bucket under action of centrifugal force at the bottom of the high speed.

2. according to the described a kind of portable plug in barrel pump that does not have the easy installing/dismounting of axle envelope of claim 1, be primarily characterized in that: described motor part and pump line partial fixing adopt the handle screw to fix, there are two screw holes the motor base side, be used to install the handle screw, pump head has a groove, after in pump head stretches into motor base, be tightened to groove fast by the handle screw.

3. according to the described a kind of portable plug in barrel pump that does not have the easy installing/dismounting of axle envelope of claim 1, it is characterized in that: described pump head and inlet tube adopt health level fast assembling-disassembling clip connected structure, the centre seals with seal ring, step cutting pattern and inlet tube in the middle of the pump head closely cooperate, and guarantee pump head and inlet tube concentricity.

4. according to the described a kind of portable plug in barrel pump that does not have the easy installing/dismounting of axle envelope of claim 1, it is characterized in that: described pump head and PP or Teflon rubber hose coupling are split type, pump head is cylindrical, the centre is a cylindrical cavity, the cylndrical surface Vertical direction has the G interior threaded hole, on one side outlet connection is the G outside thread, another side is 1 cun a hose coupling, the centre is several circular arc recessings, and pump head and outlet connection are threaded by G.

5. according to the described a kind of portable plug in barrel pump that does not have the easy installing/dismounting of axle envelope of claim 1, it is characterized in that: several centre bearings are housed in the middle of the interior pipe assembly, several center bearing brackets are equipped with at interior pipe middle part, and stuffing box bearing is equipped with at two ends two, and stuffing box bearing is a stepped shaft.

6. according to pipe assembly intermediate portion in the described a kind of portable plug in barrel pump that does not have an easy installing/dismounting of axle envelope of claim 5 several center bearing brackets are housed, it is characterized in that: described center bearing bracket is cross, there is circular hole the centre, circular hole cooperates with interior pipe, and center bearing bracket overlaps the heat-shrinkable T bush of two 40mm up and down respectively.

7. according to the described a kind of portable plug in barrel pump that does not have the easy installing/dismounting of axle envelope of claim 1, it is characterized in that: described pump head side is provided with suction port.

8. according to the described a kind of portable plug in barrel pump that does not have the easy installing/dismounting of axle envelope of claim 1, it is characterized in that: described double-entry impeller is rounded, be welded by impeller loam cake, impeller bodies, impeller lower cover, impeller bodies has some circular arc vanes up and down, the equidirectional even distribution of blade up and down, embedded M5 stainless steel nut links to each other with main shaft, and impeller loam cake and lower cover respectively are provided with material feeding mouth.