CN204436712U - A kind of liquid feeding pump - Google Patents
A kind of liquid feeding pump Download PDFInfo
- Publication number
- CN204436712U CN204436712U CN201520056565.1U CN201520056565U CN204436712U CN 204436712 U CN204436712 U CN 204436712U CN 201520056565 U CN201520056565 U CN 201520056565U CN 204436712 U CN204436712 U CN 204436712U
- Authority
- CN
- China
- Prior art keywords
- pump
- pipeline
- connecting rod
- way valve
- pump housing
- 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.)
- Active
Links
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
A kind of liquid feeding pump, relate to and a kind ofly inhale the machinery sent for Lower tank slurry, belong to mechanical field, comprise the pump housing, the pump cover at pump housing two ends, described pump housing surface of internal cavity, two ends pump cover internal surface, one-way valve internal surface, plasma discharge pipeline, midge pipeline and slide damper surface are provided with anticorrosion antiwear layer, described connecting rod are arranged with anticorrosion antiwear sheath.Its degree of suction vacu um is high, can inhale and send mud slurry, solid matter volume throughput large, and have Corrosion Protection, inhale send efficiency high, can inhale and send low level pond, convenient operating maintenance.
Description
Technical field
The utility model relates to a kind ofly inhales the machinery sent for Lower tank slurry, belong to mechanical field.
Background technique
City inspection shaft sludge slurry, Sewage Plant settled sludge, the operating modes such as chemical plant, smelter, cesspool, accident groove all also exist the precipitating sludge slurry in low level pond, these sludge slurries are when entering next procedure process, all to promote to be delivered to down and process post together, but it is a difficult problem long-term in the industry that the lifting of the mud slip of this operating mode suction is sent, suitable transfer pump.Such as: if carried with dirty formula centrifugal pump of diving, because of a large amount of granular solids things meeting clogging impellers in mud, cause stuck, submerged pump does not have anti-corrosion function simultaneously, just cannot use the corrosivity mud in chemical plant; And for example, state mud slip if having the suction of the displacement pump of self-absorption function to serve with screw pump, rotor pump etc., owing to containing a large amount of silk, sheet and granular solid matter in this type of mud, be easy to stuck screw pump or rotor pump; For another example, if select the centrifugal Under Water Pumps of chemical industry and self-priming pump to inhale serve the slip stating low level pond, because of the restriction of Under Water Pumps concentration and the reason damage pump such as self-priming centrifugal pump impeller channel is narrow and small, ideal effect can not reached yet.Therefore, the settled sludge in a lot of Lower tank, inspection shaft, change Dung pond and sediment, can only draw cleaning with excavated by manual work.Because these sediments are all in the bottom of pond groove, often have biogas to gather, if cleaning personnel run into biogas gently, injure health, heavy then entail dangers to life, the report that the whole nation is dug slag because of lower cloaca, inspection shaft, Dung pond and got killed often occurs, and operate under these operating modes, environment is dirty smelly, and this work of operating conditions extreme difference is the mind pain that vast sanitationman is difficult to overcome for a long time.But not yet have up till now and be applicable to inhaling the conveying mechanism sending low level sludge slurry, slag.The utility model people once carried out the trial exploitation of this respect for a long time; such as attempt the sludge slurry carrying low level pond with direct acting bellowspump, membrane pump with pneumatic drive, sliding vane rotary pump isometric(al) pump; especially inhale when sending the corrosivity mud of the enterprises such as chemical industry hydrometallurgy; easily be corroded; also has the machinery of each industrial field slurry bodies such as current chemical industry, smelting, environmental protection; usually still to carry with centrifugal pump, the major defect of centrifugal pump slurry body is that efficiency is low, general 100m
3the transfer efficiency of the small flow shurry pump within/h only has about 30% ~ 50%, energy consumption is high especially, another shortcoming of centrifugal pump conveying slip is that the linear velocity of overcurrent slurry is large, generally to reach more than 20 meters per second, slip at a high speed produces erosion to the assembly of centrifugal shurry pump inner chamber, digs the wearing and tearing of cutter property, makes centrifugal shurry pump extremely short for working life.The post of general height abrasion, the leaching slurry delivery pump of such as zinc abstraction, the life-span only has 1 ~ 2 month.In slurry pipeline transport field, so far energy large size is not yet had to replace the product of centrifugal shurry pump, although market has small-sized plunger pump, diaphragm pump, peristaltic pump isometric(al) slurry delivery pump, but it is little owing to there is feed flow, without shortcomings such as anti-corrosive properties, at industrial field still without the value of large size large-scale popularization application.
In sum, no matter the slurry pipeline transport mechanical aspects in industrial field is that the suction of common slip is sent, the conveying of corrosivity slip or the suction of low level slip are sent, and all there is the improvement space of conveying equipment.The space promoted further is all had from aspects such as working life, utilization efficiency, cost-saving, using function.
Summary of the invention
The utility model is for the deficiency of present technology, provide a kind of degree of suction vacu um high, can inhale and send mud slurry, solid matter volume throughput large, and have Corrosion Protection, inhale send efficiency high, the liquid feeding pump of sludge slurry sending low level pond, convenient operating maintenance can be inhaled.
For realizing the utility model object, provide following technological scheme: a kind of liquid feeding pump, comprise the pump housing, the pump cover at pump housing two ends, it is characterized in that described pump housing inner chamber is provided with slide damper inner chamber being divided into two transfiguration active chambers, slide damper outer circumferential face and pump housing surface of internal cavity are slidably matched, slide damper right side is provided with a connecting rod parallel longitudinal with pump housing inner chamber, connecting rod connects reciprocating power end pull bar, described connecting rod and pump cover shaft sealing, pump cover center, described left side offers through hole, through hole is communicated with three-way pipeline horizontal ends, the vertical upper end of three-way pipeline is communicated with one-way valve, one-way valve is communicated with plasma discharge pipeline, the vertical lower end of three-way pipeline is communicated with one-way valve, one-way valve is communicated with midge pipeline, pump cover center, described right side offers the punched out that connecting rod passes, connecting rod and punched out are provided with shaft sealing, pump cover upper and lower end or 45 ° angles vertical with connecting rod in described right side offer plasma discharge mouth and pulp absorbing hole, plasma discharge mouth is all connected one-way valve with pulp absorbing hole, one-way valve connects plasma discharge pipeline, midge pipeline, described pump housing surface of internal cavity, two ends pump cover internal surface, one-way valve internal surface, plasma discharge pipeline, midge pipeline and slide damper surface are provided with anticorrosion antiwear layer, described connecting rod is arranged with anticorrosion antiwear sheath.
As preferably, anticorrosion antiwear layer is plastics, pottery or metal alloy.In the pump housing, the structure of anticorrosion antiwear layer can be any one forms such as lining, compression molding, cover lining.
As preferably, in order to the wear-and corrosion-resistant layer making lining more can the high pressure of bearing pump intracoelomic cavity, good method in the pump housing and anticorrosion antiwear layer, pours into a mould thermosetting resin or cement, to promote the pressure tolerance of inside liner.
As preferably, anticorrosion antiwear sheath is plastics, pottery or metal alloy.
As preferably, plastics are the ultra-high molecular weight polyethylene of 5,000,000 molecular weight.
As preferably, pottery is silicon carbide.
The beneficial effects of the utility model: because this liquid feeding pump working efficiency is high, general transfer efficiency reaches more than 85%, especially be applicable to the high slurry of all kinds of solid content of conveying, be specially adapted to the conveying of pulp material material of chemical industry, environmental protection, smelting, papermaking, each industry of food.And the conveying of these materials is now all with the conveying of traditional centrifugal pump substantially, and the major defect one of centrifugal pump conveying is that efficiency is low, and generally only have between 30 ~ 50%, efficiency of the present utility model can reach 80 ~ 90%; Two was that the linear velocity of fluid is large, and what the assembly such as impeller, pump case produced by material impact digs cutter property serious wear, caused short, a series of shortcoming such as spare part loss is large, user cost is high in working life.Numerous based on advantage of the present utility model, and can overcome that the above-mentioned efficiency of centrifugal shurry pump is low, wearing and tearing are large, high in cost of production shortcoming, therefore liquid feeding pump of the present utility model has the possibility replacing centrifugal slurry delivery pump in enormous quantities.Because the utility model adopts square cylinder structure inside lining anti-corrosive abrasion-proof backing block technology, facilitate making, provide possibility to the large-scale corrosion-proof type liquid feeding pump of making, the technical barrier that cannot compensate after also simultaneously solving the wearing and tearing of displacement pump, the plunger of plunger pump and cylinder body, has increased substantially the reliability of anticorrosion displacement pump.For the manufacturing technology of large anticorrosion displacement pump in the industry breaks Liao Yitiaoxin road.This liquid feeding pump motive sealing performance is good, the to-and-fro motion of 10 ~ 20 times per minute is generally adopted during this pump operation, catch bar motion amplitude is little, amount of exercise is little, therefore motive sealing performance is good, the not easily fluid of external leakage conveying, effectively run, drip, leak be can prevent, running environment and the ride quality of equipment improved.This liquid feeding pump is bordering on quiet run when running, and traditional equipment such as slurry pipeline transport centrifugal pump, screw pump compares, and significantly can reduce operation noise, improve working environment.Very high vacuum performance is sucted because liquid feeding pump of the present utility model has, can inhale send pond to be deeply no more than the low level slip of 6 meters, that other defeated pulp grinder tool is unrivaled, this function solves low level pond slip in industrial field, especially corrosivity low level pond slip, selects the difficult problem that pump difficulty, difficult clear pond, difficult suction are sent, if be applied to removing contamination of Municipal inspection shaft, effectively can reduce the working strength of sanitationman, improve the operating conditions of sanitationman, promote The Surroundings in Cities managerial skills.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Embodiment 1: a kind of liquid feeding pump, comprise the pump housing 1, the pump cover 2 at the pump housing 1 two ends, the described pump housing 1 inner chamber is provided with the slide damper 3 inner chamber being divided into two transfiguration active chambers, slide damper 3 outer circumferential face and the pump housing 1 surface of internal cavity are slidably matched, slide damper 3 right side is provided with a connecting rod 4 parallel longitudinal with the pump housing 1 inner chamber, connecting rod 4 connects reciprocating power end 5 pull bar, described connecting rod 4 and pump cover 2 shaft sealing, pump cover 2.1 center, described left side offers through hole, through hole is communicated with three-way pipeline 6 horizontal ends, three-way pipeline 6 vertically upper end is communicated with one-way valve 7, one-way valve 7 is communicated with plasma discharge pipeline 9, three-way pipeline 6 vertically lower end is communicated with one-way valve 7, one-way valve 7 is communicated with midge pipeline 8, pump cover 2.2 center, described right side offers the punched out 2.2.1 that connecting rod 4 passes, connecting rod 4 and punched out 2.2.1 are provided with shaft sealing, pump cover 2.2 upper and lower end or 45 ° angles vertical with connecting rod 4 in described right side offer plasma discharge mouth 2.2.2 and pulp absorbing hole 2.2.3, plasma discharge mouth 2.2.2 is all connected one-way valve 7 with pulp absorbing hole 2.2.3, one-way valve 7 connects plasma discharge pipeline 9, midge pipeline 8, the described pump housing 1 surface of internal cavity, two ends pump cover 2 internal surface, one-way valve 7 internal surface, plasma discharge pipeline 9, midge pipeline 8 and slide damper 3 surface are provided with anticorrosion antiwear layer 11, described connecting rod 4 is arranged with anticorrosion antiwear sheath 12.Such as making a flow per hour is 30m
3, discharge pressure 1MPa, efficiency is 86%, movement velocity per minute is at 18 times, suction capacity is 6 meters, the conveyer sending acid resistance to corrode slip can be inhaled, concrete making method: it is 400mm that the seamless steel pipe choosing internal diameter 300mm makes a length, the liquid feeding pump metal pump housing 1 of both sides band connecting flange, open metal pattern compression mould processed, select the ultra-high molecular weight polyethylene powder raw material of 5,000,000 molecular weight, die-fillingly heat to 240 ~ 380 DEG C, press ultra-high molecular weight polyethylene mould pressing process more molded, the demoulding after cooling, carry out machining again, then obtain the pump housing 1 of a lined with ultra-high molecular weight polyethylene anticorrosion wearing layer 11, existing wear resistance, also fabulous antiseptic property is had, make slide damper 3 respectively again, connecting rod 4, the anticorrosion antiwear sheath 12 of connecting rod 4 periphery, be lined with the two ends pump cover 2 of anticorrosion antiwear layer 11, one-way valve 7, above-mentioned component combination is installed, between connecting rod 4 and right side pump cover 2.2, arrange sliding axle seal, and then the pump housing 1 of liquid feeding pump and power end 5 are fixed on support 10 between the two.Again connecting rod 4 is connected with power end 5.Just obtain one and have antiseptic property, high efficiency, the anticorrosion liquid feeding pump that has fabulous self-priming performance, in the work position needed for being installed, mix hydraulic station, all kinds of corrosivity slurries in low level pond can be carried.
Anticorrosion antiwear layer 11 in the present embodiment can be select other plastics having wear-and corrosion-resistant performance, metallic material, stupalith, and the method for lining can adopt form and the methods such as lining, weldering lining, plating lining, cover lining.
The interior anticorrosion antiwear layer 11 at the positions such as the two ends pump cover 2 described in the present embodiment, one-way valve 7, can plastic-coated be selected, the material such as coated lining PP, PE, PO, also can adopt compression molding, the anti-corrosion method of surface metallization, ceramic layer routine, is not construed as limiting in the utility model.
The anticorrosion antiwear sheath 12 that in the present embodiment, connecting rod 4 periphery is arranged the quality such as Ceramics, silicon carbide, metal alloy can have firmly, again the material of antiseptic property, etch-proof requirement can be obtained, the reciprocal process medium fluid of connecting rod 4 can be stood again and wash away the wearing and tearing with seal ring friction.
Embodiment 2: with reference to embodiment 1, the pump housing 1 metal shell 1.1 is made into square, the square metal pump housing 1 inner sleeve lining anticorrosion antiwear layer 11:500 ten thousand molecular weight, the high molecular weight polyethylene board material of thickness 20 ~ 25mm, and with bar welding piece and the flange of flange, the square pump housing 1 of a square liquid feeding pump can be obtained.The upper square slide damper 3 of configuration again, square pump cover 2, and after pump cover 2 carries out preservative treatment, can produce a square anticorrosion liquid feeding pump.
Square liquid feeding pump in the present embodiment, because structure is simple, choose inside lining anti-corrosive high-abrasive material convenient, it is also very convenient to make, and therefore making flow preferably is at 100m
3the large anticorrosion liquid feeding pump of/h.
In order to the anticorrosion antiwear layer promoting the metal pump housing 1 lining bears the ability of internal pressure, effective method pours into a mould thermosetting resin in the parietal suture between anticorrosion antiwear layer 11 and the metal pump housing 1, plays the function of pressure-bearing after solidification.
In order to increase the performance of the anti-negative pressure of anticorrosion antiwear layer 11, be more conducive to liquid feeding pump and inhale that send low level pond, that viscosity is high slurry, effective method reinforces with metallic screw between the metal shell and the anticorrosion antiwear layer 11 of plastic plate of the pump housing 1.
In the present embodiment, the anticorrosion antiwear sheet material of liner also can select metal alloy compositions to make according to operating modes such as actual serviceability temperatures.
Claims (5)
1. a liquid feeding pump, comprise the pump housing, the pump cover at pump housing two ends, it is characterized in that described pump housing inner chamber is provided with slide damper inner chamber being divided into two transfiguration active chambers, slide damper outer circumferential face and pump housing surface of internal cavity are slidably matched, slide damper right side is provided with a connecting rod parallel longitudinal with pump housing inner chamber, connecting rod connects reciprocating power end pull bar, described connecting rod and pump cover shaft sealing, pump cover center, described left side offers through hole, through hole is communicated with three-way pipeline horizontal ends, the vertical upper end of three-way pipeline is communicated with one-way valve, one-way valve is communicated with plasma discharge pipeline, the vertical lower end of three-way pipeline is communicated with one-way valve, one-way valve is communicated with midge pipeline, pump cover center, described right side offers the punched out that connecting rod passes, connecting rod and punched out are provided with shaft sealing, pump cover upper and lower end or 45 ° angles vertical with connecting rod in described right side offer plasma discharge mouth and pulp absorbing hole, plasma discharge mouth is all connected one-way valve with pulp absorbing hole, one-way valve connects plasma discharge pipeline, midge pipeline, described pump housing surface of internal cavity, two ends pump cover internal surface, one-way valve internal surface, plasma discharge pipeline, midge pipeline and slide damper surface one or more be provided with anticorrosion antiwear layer, described connecting rod is arranged with anticorrosion antiwear sheath.
2. a kind of liquid feeding pump according to claim 1, is characterized in that anticorrosion antiwear layer is plastics, pottery or metal alloy.
3. a kind of liquid feeding pump according to claim 1, is characterized in that anticorrosion antiwear sheath is plastics, pottery or metal alloy.
4. a kind of liquid feeding pump according to Claims 2 or 3, is characterized in that plastics are the ultra-high molecular weight polyethylene of 5,000,000 molecular weight.
5. a kind of liquid feeding pump according to Claims 2 or 3, is characterized in that pottery is silicon carbide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520056565.1U CN204436712U (en) | 2015-01-28 | 2015-01-28 | A kind of liquid feeding pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520056565.1U CN204436712U (en) | 2015-01-28 | 2015-01-28 | A kind of liquid feeding pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204436712U true CN204436712U (en) | 2015-07-01 |
Family
ID=53604586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520056565.1U Active CN204436712U (en) | 2015-01-28 | 2015-01-28 | A kind of liquid feeding pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204436712U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104612932A (en) * | 2015-01-28 | 2015-05-13 | 宜兴市宙斯泵业有限公司 | Mud conveying pump |
| CN112012901A (en) * | 2020-07-21 | 2020-12-01 | 中山凯旋真空科技股份有限公司 | Metering pump device for glue filling system |
-
2015
- 2015-01-28 CN CN201520056565.1U patent/CN204436712U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104612932A (en) * | 2015-01-28 | 2015-05-13 | 宜兴市宙斯泵业有限公司 | Mud conveying pump |
| CN112012901A (en) * | 2020-07-21 | 2020-12-01 | 中山凯旋真空科技股份有限公司 | Metering pump device for glue filling system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204436712U (en) | A kind of liquid feeding pump | |
| CN113279967A (en) | Long shaft pump structure | |
| CN201896762U (en) | Submerged pump | |
| CN204436713U (en) | A kind of liquid feeding pump | |
| CN104612932A (en) | Mud conveying pump | |
| CN105257548B (en) | A kind of pump | |
| CN104612931A (en) | Mud conveying pump | |
| CN204532733U (en) | A kind of liquid feeding pump | |
| CN201827090U (en) | Corrosion-resistant all-plastic glandless vertical submerged pump | |
| CN207774364U (en) | A kind of deep-sea ores lifting system storage bin with material guide device | |
| CN205277898U (en) | Multiple -stage centrifugal pump | |
| CN206280294U (en) | Pulp pump water seal water filter | |
| CN204941975U (en) | A kind of liquid following formula shurry pump | |
| CN104612930A (en) | Mud conveying pump | |
| CN114225748A (en) | Industrial sewage treatment is with retrieving purifier | |
| CN108045988A (en) | A kind of deep-sea ores lifting system storage bin with material guide device | |
| CN203926041U (en) | A kind of hydraulic power sand pump | |
| CN107301260A (en) | A kind of slurry water-pumping chamber Hydraulic Optimizing Design method | |
| CN107664137B (en) | Unpowered sealing device for molten salt pump | |
| CN201502797U (en) | Metal-ceramic high polymer material composite pipe | |
| CN204942045U (en) | A kind of Veritical mud pump | |
| CN205225603U (en) | Piston drive formula mud promotes conveyer | |
| CN202646133U (en) | Auxiliary sealing equipment for pump and long shaft pump | |
| CN217481546U (en) | Submerged slurry pump | |
| CN217614407U (en) | Device for strengthening treatment of high-concentration polluted medium |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |