CN103712870A - Jet flow type mortar erosive wearing testing device with precise and controllable sand percentage - Google Patents
Jet flow type mortar erosive wearing testing device with precise and controllable sand percentage Download PDFInfo
- Publication number
- CN103712870A CN103712870A CN201310740651.XA CN201310740651A CN103712870A CN 103712870 A CN103712870 A CN 103712870A CN 201310740651 A CN201310740651 A CN 201310740651A CN 103712870 A CN103712870 A CN 103712870A
- Authority
- CN
- China
- Prior art keywords
- sand
- water tank
- hopper
- jet flow
- experimental provision
- 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.)
- Pending
Links
Landscapes
- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
Abstract
The invention discloses a jet flow type mortar erosive wearing testing device with the precise and controllable sand percentage. The device comprises a sand storage funnel, a belt transmission unit, a sand-water mixing funnel, a nozzle, a sample clamp, a water pump, a water tank and a jet flow chamber, wherein the sand funnel is positioned right above one side of the belt transmission unit; the sand-water mixing funnel is arranged right below the other side of the belt transmission unit; the jet flow chamber is arranged at the lower end of the sand-water mixing funnel; the nozzle is connected with the front end of the jet flow chamber; the sample clamp is positioned on the opposite side of the nozzle; the rear end of the jet flow chamber is communicated with the water pump through a pipeline; the water pump is communicated with the water tank through a pipeline. The jet flow type mortar erosive wearing testing device with the precise and controllable sand percentage has the advantages that practical working condition requirements can be simulated, the mortar conveying amount is precise and controllable, the impact angel and the speed can be adjusted, and the like, not only is a wear-resisting material selection experiment research achieved, but also a research on an erosive wearing principle is achieved, and the device is simple in principle and convenient to operate and has a good application prospect.
Description
Technical field
The present invention relates to abrasion techniques detection field, be specifically related to accurately controlled jetting type slurry wear experimental provision of a kind of sand factor.
Background technology
Wearing and tearing are one of principal modes of mechanical component inefficacy, corresponding 50% of the fret wear that accounts for of abrasive wear.In abrasive wear, low stress erosive wear accounts for again certain proportion, and low stress erosive wear is extensively present in modern industry production, as the wearing and tearing of the slurry pump flow passage components such as mine, power plant and pipeline and valve.These consumable accessorys not only bear erosion and the shear action of solids in the course of the work, but also will bear the corrosive attack of liquid medium or the effect of high temperature, and working environment is extremely severe, has reduced the serviceable life of these wearing pieces.Therefore, the Erosive Properties of material, the serviceable life of prolongation consumable accessory need to be investigated, just the research of slurry wear need to be carried out.And the research of this respect must have stable performance and the good experimental facilities of data reappearance.
At present, conventional erosive wear experimental facilities mainly contains: fluid-guiding type experimental provision, pot type erosive wear experimental provision, injecting type erosive wear experimental provision and rotary erosion experiment apparatus, wherein the major advantage of fluid-guiding type experimental provision is the actual condition of energy simulate pipe flushing, but whole system takes up space very large, test required solution amount large, cycle is long, and the expense of package unit is higher; Pot type erosive wear experimental provision slurry can produce eddy current, makes erosion speed and angle of attack uncontrollable, is not suitable for the research of On Erosion mechanism and rule; Injecting type erosive wear experimental provision advantage is to reach high velocity stream, experimental period is short, but be difficult to accurately control the flow velocity of material slurry stream, therefore can not simulate well actual condition, reach higher erosion speed and must increase bleed pressure and power, making more difficultly, and is not the circulation system, for very inconvenience of slurry; More a kind of of at present research during rotary erosion experiment apparatus, but because of sample rotation, impact angle is difficult to effective control.
Existing jet stream type erosion abrasion experimental provision, comprise centrifugal pump and the pipeline being connected with centrifugal pump, one end of pipeline is fixedly connected with a shower nozzle, the front end of shower nozzle is corresponding with the position of style, the bottom of shower nozzle and sample is provided with storage bin hopper, in storage bin hopper, by one deck screen pack, be divided into A chamber, left and right and B chamber, the indoor sand hopper that is provided with of storage bin hopper A with the relative position of shower nozzle and sample, shower nozzle stretches in sand hopper by stalk, the B of storage bin hopper is indoor has pair of electrodes to insert into the inner, electrode is also connected with outside potential test table by wire, the other end of pipeline is connected with the B chamber of storage bin hopper.But this experimental provision can not accurately be controlled the concentration that is flushed to the mortar on sample.And pulp consistency is a key factor that determines erosive wear amount.The concentration difference of mortar causes the wear data deviation that records larger, affects the repeatability of slurry erosion wear.
Summary of the invention
Technical matters solved by the invention is to overcome existing jet stream type erosion abrasion experimental provision can not accurately control the pulp consistency impacting on sample, and then causes the wear data deviation that records larger, affects the problem of the repeatability of slurry erosion wear.
In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is:
A kind of sand factor is controlled jetting type slurry wear experimental provision accurately, it is characterized in that: comprise and deposit sand hopper, belt gear unit, sand water mixing hopper, shower nozzle, sample holder, water pump, water tank and jet chamber, described deposit sand hopper be positioned at described belt gear unit one side directly over, under the opposite side of described belt gear unit, be provided with sand water mixing hopper, described jet chamber is arranged on the lower end of sand water mixing hopper, the front end in described jet chamber is connected with shower nozzle, described sample holder is positioned at the opposite of shower nozzle, the rear end in described jet chamber is connected by pipeline and water pump, described water pump is connected by pipeline and water tank.
Aforesaid a kind of sand factor is controlled jetting type slurry wear experimental provision accurately, it is characterized in that: on the rear end in described jet chamber and the pipeline of water pump, pressure gauge is installed.
Aforesaid a kind of sand factor is controlled jetting type slurry wear experimental provision accurately, it is characterized in that: described in deposit sand hopper below be provided with hopper valve.
Aforesaid a kind of sand factor is controlled jetting type slurry wear experimental provision accurately, it is characterized in that: in described water tank, be provided with screen pack, screen pack is divided into left and right two half-unit by water tank, described water pump is connected with the right-hand part of water tank by pipeline, described shower nozzle and sample holder be positioned at water tank left side directly over.
Aforesaid a kind of sand factor is controlled jetting type slurry wear experimental provision accurately, it is characterized in that: the sampling angle of described sample holder is adjustable.
Aforesaid a kind of sand factor is controlled jetting type slurry wear experimental provision accurately, it is characterized in that: described belt gear unit comprises speed regulator, motor, belt and roll shaft, described belt is arranged on roll shaft, described motor drive roller shaft is rotated, roll shaft drives belt to be used for transporting sand material, described speed regulator is for regulating the speed of motor, to reach the speed of controlling sand material blanking.
The invention has the beneficial effects as follows: sand factor of the present invention is controlled jetting type slurry wear experimental provision accurately, can simulate actual working condition requirement, pulp consistency is accurately controlled, the advantages such as angle of attack and speed are adjustable, not only can carry out the experimental study of high-abrasive material material selection, also be suitable for the research of On Erosion mechanism, principle is simple, easy to operate, have a good application prospect.
Accompanying drawing explanation
Fig. 1 is the accurately structural representation of controlled jetting type slurry wear experimental provision of sand factor of the present invention.
Reference numeral implication is as follows:
1: deposit sand hopper; 2: hopper valve; 3: belt gear unit; 4: sand water mixing hopper; 5: pressure gauge; 6: shower nozzle; 7: sample holder; 8: water pump; 9: water tank; 901: left side; 902: right-hand part; 10: screen pack; 11: jet chamber.
Embodiment
Below in conjunction with Figure of description, the present invention is further illustrated.
As shown in Figure 1, sand factor of the present invention is controlled jetting type slurry wear experimental provision accurately, comprise and deposit sand hopper 1, belt gear unit 3, sand water mixing hopper 4, shower nozzle 6, sample holder 7, water pump 8, water tank 9 and jet chamber 11, deposit sand hopper 1 be positioned at belt gear unit 3 one sides directly over, be belt gear unit 3 belt one sides directly over, the below of depositing sand hopper 1 is provided with hopper valve 2, control the dirty of sand material, belt gear unit 3 comprises speed regulator, motor, belt and roll shaft, belt is arranged on roll shaft, motor drive roller shaft is rotated, roll shaft drives belt to be used for transporting sand material, speed regulator is for regulating the speed of motor, to reach the speed of controlling sand material blanking, adjusting falls into the sand material blanking amount of the sand water mixing hopper 4 of below, under the opposite side of belt gear unit 3, be provided with sand water mixing hopper 4, be under the belt of belt gear unit 3, jet chamber 11 is arranged on the lower end of sand water mixing hopper 4, the front end in jet chamber 11 is connected with shower nozzle 6, sample holder 7 is positioned at the opposite of shower nozzle 6, the sampling angle of sample holder 7 is adjustable, realize the different angle of attack of sand material, in water tank 9, be provided with screen pack 10, screen pack 10 is divided into a left side by water tank 9, right two half-unit, water pump 8 is connected with the right-hand part 901 of water tank 9 by pipeline, shower nozzle 6 and sample holder 7 be positioned at water tank 9 left side 902 directly over, the rear end in jet chamber 11 is connected by pipeline and water pump 8, pressure gauge 5 is installed on the pipeline of the rear end in jet chamber 11 and water pump 8, by by-pass flow valve adjustable water Flow Velocity.
The course of work of the jetting type slurry wear experimental provision that sand factor of the present invention is accurate controlled is as follows, first, at the placement sample of sample holder 7, mixes up angle, then, the sand hopper 1 of depositing being arranged in is above filled it up with sand, the rotating speed that regulates speed regulator to control motor drives the belt speed of belt gear unit 3 to reach the sand material blanking amount of controlling, regulate blanking to the speed in sand water mixing hopper 4, just can accurately control pulp consistency, opening the hopper valve 2 of depositing sand hopper 1 allows sand material flow on the belt rotating, by conveyor-belt apparatus 3, sand material is sent in the sand water mixing hopper 4 that water is housed below, simultaneously, start water pump 8 work, from water tank 9 right-hand parts 901, extract current out, by pressure gauge 5, control water velocity, sand material converges at 11 places, jet chamber by sand water mixing hopper 4 and current like this, by shower nozzle 6, impact on the sample being fixed on sample holder 7, the mortar having rushed is fallen the left side 902 of water tank 9 below, after sand material deposition, water flows to the right-hand part 901 of water tank 9 by screen pack 10, realize circulation.By speed regulator, can change motor speed and control belt speed to reach the object of controlling pulp consistency, by adjusting sample, press from both sides 7 angle and can realize different angle of attack.
Described in summary, sand factor of the present invention is controlled jetting type slurry wear experimental provision accurately, can simulate actual working condition requirement, the advantages such as mortar is accurately controlled, and angle of attack and speed are adjustable, the experimental study that not only can carry out the selection of high-abrasive material material, also be suitable for the research of On Erosion mechanism, principle is simple, easy to operate, has a good application prospect.
More than show and described ultimate principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that in above-described embodiment and instructions, describes just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (6)
1. the accurate controlled jetting type slurry wear experimental provision of a sand factor, it is characterized in that: comprise and deposit sand hopper (1), belt gear unit (3), sand water mixing hopper (4), shower nozzle (6), sample holder (7), water pump (8), water tank (9) and jet chamber (11), described deposit sand hopper (1) be positioned at described belt gear unit (3) one sides directly over, under the opposite side of described belt gear unit (3), be provided with sand water mixing hopper (4), described jet chamber (11) is arranged on the lower end of sand water mixing hopper (4), the front end in described jet chamber (11) is connected with shower nozzle (6), described sample holder (7) is positioned at the opposite of shower nozzle (6), the rear end in described jet chamber (11) is connected by pipeline and water pump (8), described water pump (8) is connected by pipeline and water tank (9).
2. the accurate controlled jetting type slurry wear experimental provision of a kind of sand factor according to claim 1, is characterized in that: on the pipeline of the rear end in described jet chamber (11) and water pump (8), pressure gauge (5) is installed.
3. the accurate controlled jetting type slurry wear experimental provision of a kind of sand factor according to claim 1, is characterized in that: described in deposit sand hopper (1) below be provided with hopper valve (2).
4. the accurate controlled jetting type slurry wear experimental provision of a kind of sand factor according to claim 1, it is characterized in that: in described water tank (9), be provided with screen pack (10), screen pack (10) is divided into left and right two half-unit by water tank (9), described water pump (8) is connected with the right-hand part (901) of water tank (9) by pipeline, described shower nozzle (6) and sample holder (7) be positioned at water tank (9) left side (902) directly over.
5. the accurate controlled jetting type slurry wear experimental provision of a kind of sand factor according to claim 1, is characterized in that: the sampling angle of described sample holder (7) is adjustable.
6. the accurate controlled jetting type slurry wear experimental provision of a kind of sand factor according to claim 1, it is characterized in that: described belt gear unit (3) comprises speed regulator, motor, belt and roll shaft, described belt is arranged on roll shaft, described motor drive roller shaft is rotated, roll shaft drives belt to be used for transporting sand material, described speed regulator is for regulating the speed of motor, to reach the speed of controlling sand material blanking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310740651.XA CN103712870A (en) | 2013-12-30 | 2013-12-30 | Jet flow type mortar erosive wearing testing device with precise and controllable sand percentage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310740651.XA CN103712870A (en) | 2013-12-30 | 2013-12-30 | Jet flow type mortar erosive wearing testing device with precise and controllable sand percentage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103712870A true CN103712870A (en) | 2014-04-09 |
Family
ID=50406019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310740651.XA Pending CN103712870A (en) | 2013-12-30 | 2013-12-30 | Jet flow type mortar erosive wearing testing device with precise and controllable sand percentage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103712870A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104849162A (en) * | 2015-05-05 | 2015-08-19 | 浙江海洋学院 | Erosion angle and density controllable erosion wear test device |
| CN105067464A (en) * | 2015-07-30 | 2015-11-18 | 长江大学 | Sand control pipe erosion rate experiment device |
| CN105424528A (en) * | 2016-01-11 | 2016-03-23 | 中国石油大学(北京) | Experimental device for simulating erosion wear of ball injection sliding sleeve |
| CN107121349A (en) * | 2017-04-28 | 2017-09-01 | 重庆长安汽车股份有限公司 | A kind of automobile headlamp coating tester of abrasion resistant |
| CN108254276A (en) * | 2018-01-31 | 2018-07-06 | 烟台杰瑞石油装备技术有限公司 | A kind of fluid product life test apparatus and test method |
| CN108982342A (en) * | 2018-07-20 | 2018-12-11 | 中海石油(中国)有限公司湛江分公司 | A kind of high temperature and pressure Horizontal Wells For Gas Reservoirs sand control screen anti-erosion property evaluating apparatus and evaluation method and application |
| CN109323945A (en) * | 2018-08-14 | 2019-02-12 | 重庆交通大学 | A kind of corrosion-inhibiting coating accelerates erosion test device and test method |
| CN109342107A (en) * | 2018-12-17 | 2019-02-15 | 西南石油大学 | It is a kind of for measuring the model test apparatus and application method of shield machine cutter abrasion |
| CN109975148A (en) * | 2019-01-15 | 2019-07-05 | 中信戴卡股份有限公司 | A kind of automatic sand erosion device |
| CN114018201A (en) * | 2021-11-04 | 2022-02-08 | 河海大学 | Experimental device and method for measuring notch abrasion of impulse turbine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2935124Y (en) * | 2006-07-27 | 2007-08-15 | 四川大学 | Anti-impact wearable test device for high speed sand-containing water flow hydraulic engineering material |
| CN101477011A (en) * | 2009-01-16 | 2009-07-08 | 北京工业大学 | High-temperature erosion abrasion test device and method |
| CN201716245U (en) * | 2010-06-13 | 2011-01-19 | 河海大学常州校区 | Test piece surface erosion wear testing device |
| CN201881275U (en) * | 2010-06-13 | 2011-06-29 | 河海大学常州校区 | Polishing device adopting hydraulic erosion |
| JP5073558B2 (en) * | 2008-04-01 | 2012-11-14 | 勇 長束 | Abrasion test equipment |
-
2013
- 2013-12-30 CN CN201310740651.XA patent/CN103712870A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2935124Y (en) * | 2006-07-27 | 2007-08-15 | 四川大学 | Anti-impact wearable test device for high speed sand-containing water flow hydraulic engineering material |
| JP5073558B2 (en) * | 2008-04-01 | 2012-11-14 | 勇 長束 | Abrasion test equipment |
| CN101477011A (en) * | 2009-01-16 | 2009-07-08 | 北京工业大学 | High-temperature erosion abrasion test device and method |
| CN201716245U (en) * | 2010-06-13 | 2011-01-19 | 河海大学常州校区 | Test piece surface erosion wear testing device |
| CN201881275U (en) * | 2010-06-13 | 2011-06-29 | 河海大学常州校区 | Polishing device adopting hydraulic erosion |
Non-Patent Citations (1)
| Title |
|---|
| 朱韬等: "0Cr17Ni7Al沉淀硬化不锈钢的冲蚀磨损性能研究", 《钢铁钒钛》 * |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104849162A (en) * | 2015-05-05 | 2015-08-19 | 浙江海洋学院 | Erosion angle and density controllable erosion wear test device |
| CN105067464A (en) * | 2015-07-30 | 2015-11-18 | 长江大学 | Sand control pipe erosion rate experiment device |
| CN105067464B (en) * | 2015-07-30 | 2016-12-28 | 长江大学 | Sand-proof pipe erosion rate experimental provision |
| CN105424528A (en) * | 2016-01-11 | 2016-03-23 | 中国石油大学(北京) | Experimental device for simulating erosion wear of ball injection sliding sleeve |
| CN107121349A (en) * | 2017-04-28 | 2017-09-01 | 重庆长安汽车股份有限公司 | A kind of automobile headlamp coating tester of abrasion resistant |
| CN108254276A (en) * | 2018-01-31 | 2018-07-06 | 烟台杰瑞石油装备技术有限公司 | A kind of fluid product life test apparatus and test method |
| CN108982342A (en) * | 2018-07-20 | 2018-12-11 | 中海石油(中国)有限公司湛江分公司 | A kind of high temperature and pressure Horizontal Wells For Gas Reservoirs sand control screen anti-erosion property evaluating apparatus and evaluation method and application |
| CN108982342B (en) * | 2018-07-20 | 2021-11-09 | 中海石油(中国)有限公司湛江分公司 | Device and method for evaluating erosion resistance of sand control screen pipe of high-temperature high-pressure gas reservoir horizontal well and application of device and method |
| CN109323945A (en) * | 2018-08-14 | 2019-02-12 | 重庆交通大学 | A kind of corrosion-inhibiting coating accelerates erosion test device and test method |
| CN109342107A (en) * | 2018-12-17 | 2019-02-15 | 西南石油大学 | It is a kind of for measuring the model test apparatus and application method of shield machine cutter abrasion |
| CN109975148A (en) * | 2019-01-15 | 2019-07-05 | 中信戴卡股份有限公司 | A kind of automatic sand erosion device |
| CN109975148B (en) * | 2019-01-15 | 2024-01-26 | 中信戴卡股份有限公司 | Automatic sand grain wearing and tearing device |
| CN114018201A (en) * | 2021-11-04 | 2022-02-08 | 河海大学 | Experimental device and method for measuring notch abrasion of impulse turbine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103712870A (en) | Jet flow type mortar erosive wearing testing device with precise and controllable sand percentage | |
| CN106885749B (en) | Tank type erosion wear test device and method | |
| CN204286967U (en) | A kind of pin disc type corrosive wear test unit | |
| CN203380011U (en) | Automatic feeding control device for decanter centrifuge | |
| CN103149144A (en) | Device and method for testing high-temperature corrosion and erosion properties of oil well pipe string | |
| CN108952711B (en) | Coal cutter capable of smoothly cutting hard coal rock and coal mining method | |
| CN105084786B (en) | A kind of lime slaking dosing feed device | |
| CN103225514B (en) | Mixed type mine dust falling agent automatic adding device | |
| CN103640874B (en) | A kind of charging gear | |
| CN108868762B (en) | Device and method for breaking hard rock of coal mining machine by aid of abrasive jet | |
| CN203178168U (en) | Device for testing high-temperature erosion performance of oil well tubular column | |
| CN106226185A (en) | A kind of abrasion wear test machine | |
| CN103394405B (en) | Horizontal novel centrifugal concentrator | |
| CN103406049A (en) | Powdered activated carbon charging method and powdered activated carbon charging device | |
| CN204734988U (en) | Defoaming device is selected in ore deposit | |
| CN203061284U (en) | Machine tool filter | |
| CN203437192U (en) | Horizontal novel centrifugal concentrating machine | |
| CN109382215B (en) | Automatic lime milk adding system | |
| CN109946060A (en) | Multi-parameter is adjustable high pressure nozzle performance development test platform | |
| CN2459652Y (en) | Jetting type liquid-solid double-phase scouring corrosion experiment apparatus | |
| CN210243258U (en) | Automatic sampling device with adjustable solid-liquid incompatible fluid crosscut is equallyd divide | |
| CN110469363B (en) | Vertical sand silo sand discharging device capable of discharging materials continuously and stably | |
| CN201529498U (en) | Coal mine intelligent emulsion liquid matching device | |
| CN109939821B (en) | Novel high-efficient tailing magnetic separation recovery plant | |
| CN209715380U (en) | A kind of water-flow classifying device for corundum abrasive |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140409 |