CN201236812Y - Submerged non-shaft sewage pump with strong self-suction capability - Google Patents

Submerged non-shaft sewage pump with strong self-suction capability Download PDF

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Publication number
CN201236812Y
CN201236812Y CNU2008200147487U CN200820014748U CN201236812Y CN 201236812 Y CN201236812 Y CN 201236812Y CN U2008200147487 U CNU2008200147487 U CN U2008200147487U CN 200820014748 U CN200820014748 U CN 200820014748U CN 201236812 Y CN201236812 Y CN 201236812Y
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CN
China
Prior art keywords
pump
bearing
suction
shaft
contained
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNU2008200147487U
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Chinese (zh)
Inventor
闫家林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LIAONING XINTIANYUAN PUMP CO., LTD.
Original Assignee
闫家林
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 闫家林 filed Critical 闫家林
Priority to CNU2008200147487U priority Critical patent/CN201236812Y/en
Application granted granted Critical
Publication of CN201236812Y publication Critical patent/CN201236812Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a strong self-sucking shaft-free submerged sewage pump, which belongs to water transportation equipment in industries and cities, and is used for the using conditions of replacing a long-shaft pump. The strong self-sucking shaft-free submerged sewage pump is characterized in that a sliding gear and an eccentric gear are mounted on a pump shaft; the handle of a change gear is connected with the sliding gear; a crankshaft is mounted on the eccentric gear; an upper bearing, an upper bearing gland, a lower bearing, and a lower bearing gland are mounted on the pump shaft; the pump shaft is mounted on a bearing support; the pump shaft is connected with a coupling; a motor support is mounted on the bearing support; a shaft sleeve, an oil seal gland, an oil seal, an oil ring and a pump cover are mounted on the pump shaft; an intermediate support is arranged on the bearing support and a base; an auxiliary impeller and an impeller are mounted on the pump shaft; a wear-resistant plate is mounted on the impeller; the pump body is mounted on the intermediate support; a sealing ring is arranged in the pump body; a suction pipe is mounted on the pump body, a suction chamber body is mounted on a base; a gas-liquid separating device is mounted on the suction chamber body; a suction and discharge device is mounted on the bearing support, and connected with the crankshaft; and the suction and discharge device is communicated with the the gas-liquid seaperting device through a pipe. The utility model has the advantages of strong self-sucking capacity, long service life and low maintenance cost.

Description

Strong self-priming undersurface shaftless sewage pump
Technical field: the invention is to be used for conveying equipments such as industry and city water, draining, fire-fighting.
Background technique: at present, sewage pump under the Under Water Pumps of use, especially the major axis liquid, its maximum weakness is exactly the major axis instability, adds the wearing and tearing of sewage sludge to axle bush, axle sleeve, and its maintenance is very frequent, and working life is extremely short, and pump efficiency is low.
Summary of the invention: the purpose of the invention provide a kind of pump self can exhaust the suction self-suction strong and increase the service life, reduce the Strong self-priming undersurface shaftless sewage pump of maintenance cost; The purpose of the invention is achieved through the following technical solutions: Strong self-priming undersurface shaftless sewage pump is characterized in that being made up of pick-up tube, base, the pump housing, seal ring, axle cap, impeller, wearing plate, sub-propeller, pump cover, axle sleeve, oil sealing, oil sealing cover, suction-chamber's body, oil ring, intermediate support, lower bearing gland, lower bearing, pump shaft, change gear handle, sliding gear, eccentricity gear, crank, gas-liquid separation device, suction-exhaust device, bearing bracket stand, upper bearing (metal), bearing nut, upper bearing (metal) gland, shaft coupling, electric machine support; Sliding gear tube will be connected with key on pump shaft, eccentricity gear is sleeved on the pump shaft and through bearing is connected with pump shaft, the change gear handle is connected with sliding gear, crank is contained on the eccentricity gear and through bearing fixing and connects, on pump shaft, install bearing, the upper bearing (metal) gland, lower bearing, the lower bearing gland, pump shaft is contained on the bearing bracket stand, with the upper bearing (metal) gland, the lower bearing gland is fixed on the bearing bracket stand with bearing nut, the pump shaft upper end connects motor through shaft coupling, electric machine support is contained on the bearing bracket stand, at pump shaft lower end dress axle sleeve, at axle sleeve outside charge of oil sealed cover, oil sealing, oil ring, pump cover, oil sealing cover is fixed on the pump cover, the intermediate support upper end is contained on the bearing bracket stand, the lower end is connected with base, with sub-propeller, impeller is contained on the pump shaft through key, fix with axle cap, at sub-propeller, wearing plate is installed between the impeller, the pump housing is contained on the intermediate support, between pump housing endoporus bottom and impeller, adorn seal ring, pick-up tube is contained on the pump housing, suction-chamber's body is contained on the base and with the pump housing is connected, on suction-chamber's body gas-liquid separation device is installed, suction-exhaust device is contained on the bearing bracket stand, be connected suction-exhaust device with crank, gas-liquid separation device is communicated with pipe.
The advantage of the invention: owing to when having adopted gas-liquid separation device, suction-exhaust device primer pump, need not pour water,,, realize pump self exhaust suction, improved suction capacity without bottom valve without vacuum pump; Owing to adopted pick-up tube, make liquid level to being in the near vacuum state between the impeller all the time, reduced the cavitation damage of impeller, reduced maintenance cost, saved the unstable structure of major axis, improved the efficient of pump, prolonged the working life of pump.
Description of drawings:
Fig. 1 is the Strong self-priming undersurface shaftless sewage pump structural representation.
Among the figure: 1, pick-up tube 2, base 3, the pump housing 4, seal ring 5, axle cap 6, impeller 7, wearing plate 8, sub-propeller 9, pump cover 10, axle sleeve 11, oil sealing 12, oil sealing cover 13, suction-chamber's body 14, oil ring 15, intermediate support 16, lower bearing gland 17, lower bearing 18, pump shaft 19, change gear handle 20, sliding gear 21, eccentricity gear 22, crank 23, gas-liquid separation device 24, suction-exhaust device 25, bearing bracket stand 26, upper bearing (metal) 27, bearing nut 28, upper bearing (metal) gland 29, shaft coupling 30, electric machine support
Embodiment: Strong self-priming undersurface shaftless sewage pump is characterized in that being made up of pick-up tube, base, the pump housing, seal ring, axle cap, impeller, wearing plate, sub-propeller, pump cover, axle sleeve, oil sealing, oil sealing cover, suction-chamber's body, oil ring, intermediate support, lower bearing gland, lower bearing, pump shaft, change gear handle, sliding gear, eccentricity gear, crank, gas-liquid separation device, suction-exhaust device, bearing bracket stand, upper bearing (metal), bearing nut, upper bearing (metal) gland, shaft coupling, electric machine support; Sliding gear tube will be connected with key on pump shaft, eccentricity gear is sleeved on the pump shaft and through bearing is connected with pump shaft, the change gear handle is connected with sliding gear, crank is contained on the eccentricity gear and through bearing fixing and connects, on pump shaft, install bearing, the upper bearing (metal) gland, lower bearing, the lower bearing gland, pump shaft is contained on the bearing bracket stand, with the upper bearing (metal) gland, the lower bearing gland is fixed on the bearing bracket stand with bearing nut, the pump shaft upper end connects motor through shaft coupling, electric machine support is contained on the bearing bracket stand, at pump shaft lower end dress axle sleeve, at axle sleeve outside charge of oil sealed cover, oil sealing, oil ring, pump cover, oil sealing cover is fixed on the pump cover, the intermediate support upper end is contained on the bearing bracket stand, the lower end is connected with base, with sub-propeller, impeller is contained on the pump shaft through key, fix with axle cap, at sub-propeller, wearing plate is installed between the impeller, the pump housing is contained on the intermediate support, between pump housing endoporus bottom and impeller, adorn seal ring, pick-up tube is contained on the pump housing, suction-chamber's body is contained on the base and with the pump housing is connected, on suction-chamber's body gas-liquid separation device is installed, suction-exhaust device is contained on the bearing bracket stand, be connected suction-exhaust device with crank, gas-liquid separation device is communicated with pipe.
Sliding gear and eccentricity gear can be realized clutch by the drive of handle, then sliding gear and eccentricity gear are closed when needing self-priming before the primer pump, primer pump, suction-exhaust device and gas-liquid separation device are started working, after finishing, sliding gear and eccentricity gear can be separated self-priming, suction-exhaust device and gas-liquid separation device promptly quit work, reduce suction-exhaust device and gas-liquid separation device operating time, thereby reached the purpose that prolongs suction-exhaust device and gas-liquid separation device working life and energy saving; Gas-liquid separation device is a kind of float-ball type bleed valve, ball falls valve and opens when air-breathing, after the air-breathing liquid Yan that finishes is full because the buoyancy of liquid effect makes ball float grow and valve cuts out, thereby avoided sucked liquid to enter suction-exhaust device and and cause the pollution damage of suction-exhaust device; Suction-exhaust device essence is the double-acting diaphragm pump of a single suction, drives the move reciprocatingly volume circulation change that makes pump chamber of barrier film by crank and reaches the purpose of suction gas; Be shaped on entery and delivery port on the pump housing.
Pump work process: before the pump startup, when needing self-priming, sliding gear and eccentricity gear are closed by handle; Primer pump, suction-exhaust device and gas-liquid separation device are started working, and the gas in the pump suction pipe road is discharged, and liquid is full of the pump housing after the gas emptying, and ball floats the valve of closing in the gas-liquid separation device; After the outlet of impeller working pump reaches usage requirement, can sliding gear be separated with eccentricity gear by handle, suction-exhaust device quits work, and pump begins to run well.
Strong self-priming undersurface shaftless sewage pump advantage: when 1, starting, need not pour water, without vacuum Pump, without bottom valve, pump self can exhaust suction; 2, self-priming time is short, and suction capacity is strong; 3, unique getter device: make liquid level to being in all the time the near vacuum state between the impeller, carry The high efficient of pump has reduced the cavitation damage of pavilion wheel; 4, inhale vacuum plant: can pass through Clutch is realized automatically or is entered control, to reach the order that increases the service life with energy savings ; 5, easy to install, need not build underground pump house, pump is installed on the ground, will inhale The liquid pipe inserts in the water and can absorb water; 6, greatly lengthened the service life of pump: this pump is at liquid Lower shaftless, reduced the wearing and tearing to axle bush, axle sleeve, prolonged service life; 7, maintenance side Just; 8, save maintenance cost.
Strong self-priming undersurface shaftless sewage pump is applicable to industry and city water, draining, fire-fighting, Also can be used for the family property irrigation and drainage, be not higher than 90 ℃ clear water or a fixed solid is arranged for delivery temperature Sewage or the greasy dirt of grain are particularly suitable for doing the usefulness of sewage treatment plant, oil field, electric power plant circulating water pump, Also can do the purposes such as steel plant, dock, municipal blowdown.

Claims (1)

1, Strong self-priming undersurface shaftless sewage pump is characterized in that being made up of pick-up tube, base, the pump housing, seal ring, axle cap, impeller, wearing plate, sub-propeller, pump cover, axle sleeve, oil sealing, oil sealing cover, suction-chamber's body, oil ring, intermediate support, lower bearing gland, lower bearing, pump shaft, change gear handle, sliding gear, eccentricity gear, crank, gas-liquid separation device, suction-exhaust device, bearing bracket stand, upper bearing (metal), bearing nut, upper bearing (metal) gland, shaft coupling, electric machine support; Sliding gear tube will be connected with key on pump shaft, eccentricity gear is sleeved on the pump shaft and through bearing is connected with pump shaft, the change gear handle is connected with sliding gear, crank is contained on the eccentricity gear and through bearing fixing and connects, on pump shaft, install bearing, the upper bearing (metal) gland, lower bearing, the lower bearing gland, pump shaft is contained on the bearing bracket stand, with the upper bearing (metal) gland, the lower bearing gland is fixed on the bearing bracket stand with bearing nut, the pump shaft upper end connects motor through shaft coupling, electric machine support is contained on the bearing bracket stand, at pump shaft lower end dress axle sleeve, at axle sleeve outside charge of oil sealed cover, oil sealing, oil ring, pump cover, oil sealing cover is fixed on the pump cover, the intermediate support upper end is contained on the bearing bracket stand, the lower end is connected with base, with sub-propeller, impeller is contained on the pump shaft through key, fix with axle cap, at sub-propeller, wearing plate is installed between the impeller, the pump housing is contained on the intermediate support, between pump housing endoporus bottom and impeller, adorn seal ring, pick-up tube is contained on the pump housing, suction-chamber's body is contained on the base and with the pump housing is connected, on suction-chamber's body gas-liquid separation device is installed, suction-exhaust device is contained on the bearing bracket stand, be connected suction-exhaust device with crank, gas-liquid separation device is communicated with pipe.
CNU2008200147487U 2008-08-12 2008-08-12 Submerged non-shaft sewage pump with strong self-suction capability Expired - Fee Related CN201236812Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008200147487U CN201236812Y (en) 2008-08-12 2008-08-12 Submerged non-shaft sewage pump with strong self-suction capability

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008200147487U CN201236812Y (en) 2008-08-12 2008-08-12 Submerged non-shaft sewage pump with strong self-suction capability

Publications (1)

Publication Number Publication Date
CN201236812Y true CN201236812Y (en) 2009-05-13

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105201862A (en) * 2014-06-23 2015-12-30 中国人民解放军总后勤部油料研究所 Automatic liquid pouring device of liquid transfer pump

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105201862A (en) * 2014-06-23 2015-12-30 中国人民解放军总后勤部油料研究所 Automatic liquid pouring device of liquid transfer pump

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
EE01 Entry into force of recordation of patent licensing contract

Assignee: Liaoning Tianyuan Pump Manufacture Co., Ltd.

Assignor: Yan Jialin

Contract fulfillment period: 2009.3.1 to 2014.3.1

Contract record no.: 2009210000018

Denomination of utility model: Submerged non-shaft sewage pump with strong self-suction capability

Granted publication date: 20090513

License type: Exclusive license

Record date: 20090318

LIC Patent licence contract for exploitation submitted for record

Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.3.1 TO 2014.3.1; CHANGE OF CONTRACT

Name of requester: LIAONING TIANYUAN PUMP INDUSTRY MANUFACTURING CO.,

Effective date: 20090318

ASS Succession or assignment of patent right

Owner name: LIAONING XINTIANYUAN PUMP MANUFACTURE CO., LTD.

Free format text: FORMER OWNER: YAN JIALIN

Effective date: 20140409

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20140409

Address after: 115007 Beihai motor industry zone, Yingkou, Liaoning, Yingkou

Patentee after: LIAONING XINTIANYUAN PUMP CO., LTD.

Address before: A green industrial area 115007 in Liaoning Province, Yingkou City Economic and Technological Development Zone Liaoning Tianyuan Pump Manufacturing Co.

Patentee before: Yan Jialin

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090513

Termination date: 20170812

CF01 Termination of patent right due to non-payment of annual fee