A kind of water pump auto-irrigation formula leakage tester
Technical field
The present invention relates to the detection field of water pump seamless, particularly a kind of water pump auto-irrigation formula leak testMachine.
Background technology
In water pump operation process, if the sealing property of water pump and effect are bad, not only have a strong impact on confessionThe safe operation of water system, and easily cause the waste of a large amount of manpower and financial resources, therefore need waterThe sealing property of pump is done accurately and is detected. Existing water pump leak testing process comprises that manual operation detects and passes throughLeak test Equipment Inspection, when manual operation detects, each product needs artificial sealing gap in multiple times, noOnly labour intensity is large, and operation progress is slow, and mistake probability increases, and products air tightness is difficult for inspectionGo out, increase production cost. And existing leak test equipment often has complex structure, cost is higher, takes up an areaThe shortcomings such as area is large.
Summary of the invention
In order to overcome, existing leak testing process labour intensity is large in the present invention, complex structure and high in cost of production technology lackFall into, invented a kind of water pump auto-irrigation formula leakage tester, have simple in structurely, can automatically detect, detectSensitive and accurate, operating efficiency advantages of higher.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of water pump auto-irrigation formula leakage tester, it comprises: the support, the irrigation device that are provided with tooling platformAnd warning device, described tooling platform is provided with plugging device and clamping device corresponding to water pump, wherein: instituteStating plugging device comprises: water inlet and the delivery port shutoff unit one to one of several and described water pump;Described irrigation device comprises: an inner chamber is divided into the device for storing liquid of Ji Wu liquid zone, liquid storage district, and described liquid storage district is logicalCross irrigation pipe and be at least connected with a described shutoff unit, when described shutoff unit shutoff is at described water pumpWhen water inlet and delivery port, described liquid storage district communicates with described water pump inner chamber by described irrigation pipe; DescribedBe connected with a source of the gas by a gas tube without liquid zone, on described gas tube, be provided with pressure-detecting device, andDescribedly also be provided with exhaust apparatus without liquid zone.
Preferably, described shutoff unit is for being fixedly installed on tooling platform and piston rod head end is provided with stifledThe shutoff cylinder of lid, described blanking cover is corresponding one by one with water inlet and the delivery port of described water pump, and described storageThe liquid storage district of liquid device is at least connected with a described blanking cover by described irrigation pipe, and described irrigation pipe andThe link of described blanking cover through described blanking cover with when described shutoff unit shutoff is in the water inlet of described water pumpWhen mouth and delivery port, described liquid storage district communicates with described water pump inner chamber by described irrigation pipe.
Preferably, described irrigation pipe is one and is connected with blanking cover described in one of them.
Preferably, on described blanking cover, be arranged with the seal that a material is silica gel.
Preferably, described device for storing liquid is that a liquid storage is filled with, and it is fixedly installed on described support and positionIn the below of described tooling platform.
Preferably, the liquid storing in the liquid storage district of described device for storing liquid is the water body that is added with antirust agent.
Preferably, described pressure-detecting device comprises: one is arranged at the pressure measurement probe and on gas tubeWith the described pressure measurement Pressure gauge being connected of popping one's head in, described Pressure gauge is arranged on support.
Preferably, described exhaust apparatus comprise a blast pipe being connected without liquid zone with described device for storing liquid andBe arranged at the air discharge cook on described blast pipe.
Preferably, it is characterized in that: also comprise reflux, described reflux comprises: one arrangesOn support and be positioned at the water storage tray of described tooling platform bottom, described water storage tray by a return duct with described inDevice for storing liquid connects, and on described return duct, is provided with a backflow switch.
Preferably, described return duct is connected with the storage area of described fluid reservoir.
Preferably, described warning device is an alarm lamp.
Preferably, described clamping device comprises that one is fixed on the bearing on described tooling platform and is arranged at instituteState the pressurized cylinder on bearing, the piston rod of described pressurized cylinder downward and be installed on described frockWater pump correspondence on platform.
Preferably, also comprise for controlling described shutoff cylinder, pressurized cylinder, backflow switch, exhaustThe electromagnetic valve component of switch and source of the gas cooperating, and described electromagnetic valve component be arranged at one be fixed on described inIn electromagnetic valve component case on support, described electromagnetic valve component manipulates by control system, and described control isSystem be arranged in a control panel being fixedly installed on described support, on described control panel corresponding to instituteStating set-up of control system has shift knob with handled easily personnel operation, and described pressure measurement probe can be believed pressureBreath feeds back to described control system, and reports to the police by alarm lamp described in described control system control.
The present invention compared with prior art, has following beneficial effect:
1, a kind of water pump auto-irrigation of the present invention formula leakage tester, it is poured into water in water pump by air pressure, andThe sealing property that judges water pump by detecting air pressure change and the situation of leaking, does not need the extra power of pouring waterDevice, only need be inflated and just can be realized testing by source of the gas, simple in structure, detects sensitive and accurate.
2, a further advantage of the invention is can be in time the information that seepage occurs by Pressure gauge and alarm lampFeed back to operating personnel.
3, the liquid a further advantage of the invention is in fluid reservoir is the water body that is added with antirust agent, and it canAfter completing, detection effectively prevents that water pump from getting rusty.
4, the present invention further advantage be by be arranged with second close taking silica gel as material on blanking coverSealing, its good springiness is also wear-resisting, and sealing is strong, high life. .
5, the present invention further advantage be that it can manually be controlled progressively and work, can be by control alsoSystem carries out automatic operation, and work is flexible and detection efficiency is high, and labor intensity of operating staff is little.
6, the present invention further advantage be to be provided with reflux, can circulate fully to water bodyUtilize, cost-saving.
Brief description of the drawings
The structural representation that accompanying drawing 1 is a kind of water pump auto-irrigation of the present invention formula leakage tester;
Wherein:
1, support;
2, fluid reservoir;
3, air discharge cook;
4, warning device;
5, shutoff cylinder;
6, Pressure gauge;
7, machine frame;
8, gas tube;
9, pressure measurement probe;
10, pressurized cylinder;
11, blanking cover;
12, irrigation pipe;
13, electromagnetic valve component case;
14, backflow switch;
15, water storage tray;
16, control panel;
17, return duct;
18, bearing;
19, blast pipe.
Detailed description of the invention
Further describe the present invention referring to accompanying drawing and in conjunction with detailed description of the invention, to make this area skillArt personnel can implement according to this with reference to description word, but are to be understood that protection scope of the present invention is not subject toThe restriction of detailed description of the invention. It will be appreciated that, mentioned in following embodiment of the present invention" on ", D score, " left side ", " right side " be all taking the direction shown in each figure as benchmark, these are used for limiting directionWord be only used to be convenient to explanation, do not represent the restriction to the concrete technical scheme of the present invention.
Embodiment
As shown in Figure 1, a kind of water pump auto-irrigation formula leakage tester, it comprises: support 1, machine frame 7,Irrigation device, checkout gear, reflux and warning device 4, wherein:
Machine frame 7 is fixed on the upper end of support 1, and machine frame 7 is provided with alignment pin so that water pump (is schemed notDepending on) can accurately locate time mounted thereto, and on machine frame 7, arrange one with water pump installation site pairThe bearing 18 of answering, bearing 18 comprise two lower ends, left and right be fixed on working plate 4 and upper end upwardly extendingClamping plate, two clamping plate upper ends are folded with a supporting plate, are fixed with a pressurized cylinder 10, pressurized cylinder on supporting plate10 piston rod is towards lower end, and after water pump is had good positioning, the piston rod of pressurized cylinder 10 stretch out downwards withWater pump is fixed on machine frame 7, and pressurized cylinder 10 also claims pneumohydraulic pressure-cylinder, its by pressure cylinder andBooster integral type combines, larger with respect to its pressure providing of common cylinder, to meet water pumpNeeded thrust when fixing.
On machine frame 7, also correspond respectively to mounted thereto and have good positioning after water inlet and the water outlet of water pumpMouth is provided with the shutoff cylinder 5 of respective amount, and the piston rod head end of shutoff cylinder 5 is provided with blanking cover 11,Blanking cover 11 can entirety process with silica gel material, also can be arranged with a use silicon by a metallic object outsideGlue forms as the seal combination of material, the therefore good springiness of blanking cover 11 wear-resisting, and sealing is strong, makesHigh with the life-span. Blanking cover 11 is corresponding one by one with water inlet and the delivery port of water pump respectively, so that shutoff cylinder 5Piston rod protruding, blanking cover 11 can seal all water inlets and the delivery port of water pump accordinglyCome, so that an airtight cavity of the inner formation of water pump. The present embodiment is for ease of understanding, and setting water pump isThe conventional water pump that only has a water inlet and a delivery port, only need be in the left and right sides on machine frame 7Two shutoff cylinders 5 corresponding with the half-finished water inlet of water pump and delivery port are set respectively.
Irrigation device comprises: fluid reservoir 2, irrigation pipe 12, gas tube 9 and source of the gas (figure does not look), liquid storageTank 2 is fixedly installed on support 1 and is positioned at the below of machine frame 7, and the inner chamber of fluid reservoir 2 stores to have and addsBe added with the water body of antirust agent, it can effectively prevent that after detection completes water pump from getting rusty, and water body is not full of storageThe inner chamber of flow container 2, therefore the inner chamber bottom of fluid reservoir 2 is liquid storage district, Wei Wu liquid zone, top, liquid storage districtBe connected one end that irrigation pipe 12 is connected with blanking cover 11 with one of them blanking cover 11 by an irrigation pipe 12Through blanking cover 11 so that blanking cover 11 shutoff on the water inlet of water pump or delivery port time, liquid storage district and waterPump inner chamber communicates. Be connected with source of the gas by gas tube 9 without liquid zone, when source of the gas passes through gas tube 9 toward aneroidWhen district is charged into gas, the pressure in fluid reservoir 2 increases, and just water body can be circulated in water pump and sealProperty detects. On gas tube 9, be provided with pressure measurement probe 8, and pressure measurement probe 8 be arranged at the pressure on supportTable 6 connects, and pressure measurement is popped one's head in for detection of the pressure condition in fluid reservoir 2, and shows by Pressure gauge 6Out, when filling after water body in water pump, source of the gas stops inflation, keeps each parts motionless to enter pressurizeState, the pressurize regular hour to be to detect the sealing of water pump, the preferred pressurize of the present embodiment five minutes, asFruit water pump seamless is good, and in pressure maintaining period, the force value in fluid reservoir 2 is constant, if water pump is sent outWhen raw seepage, because the pressure in fluid reservoir 2 is larger, it can constantly supplement water body and enter in water pump, fromAnd make becoming greatly without liquid zone volume in fluid reservoir 2, and pressure diminishes, and the numerical value on Pressure gauge 6 just can becomeLittle, therefore whether change by the force value on Pressure gauge 6 and the stool and urine that changes can judge water pumpSealing property.
Fluid reservoir 2 be also provided with exhaust apparatus without liquid zone, exhaust apparatus comprises that blast pipe 19 and exhaust leaveClose 3, one end of blast pipe 19 and fluid reservoir 2 without liquid zone be connected be connected without liquid zone, exhaust is openedClose 3 break-makes that are arranged on blast pipe 19 to control blast pipe 19, air discharge cook 3 is a magnetic valve,After detecting, open air discharge cook 3, the gas in fluid reservoir 2 is just discharged by blast pipe 19,Gas unclamps blanking cover 11 by shutoff cylinder 5 after having discharged again.
The lower end of machine frame 7 is also provided with a reflux, and reflux comprises water storage tray 15 and return duct17, water storage tray is fixedly installed on support 1, and between machine frame 7 and fluid reservoir 2, and it is logicalCross return duct 17 and communicate with the liquid storage district of fluid reservoir 2, on return duct 17, be provided with a backflow switch 14 withThe break-make of controlling return duct 17, backflow switch 14 is a magnetic valve, after detecting, shutoff cylinder 5Reclaim piston rod, make blanking cover 11 leave water pump, the piston rod of pressurized cylinder 10 rises to unclamp water simultaneouslyPump, is discharged to the water body in water pump on water storage tray 15, then opens backflow switch 14, and water body is just at gravityUnder effect, be back in fluid reservoir 2 by return duct 17, automatically realize water body and recycle, cost-saving.
Warning device 4 is arranged on support 1, and it is an alarm lamp, existing when there is seepage in testing processWhile elephant, it can be reported to the police by sending light.
Pressurized cylinder 10, shutoff cylinder 5 and source of the gas are by control device control, and control device comprises electromagnetismValve module (figure does not look), control system and control panel 11, electromagnetic valve component is arranged at and is fixed on support 1In the electromagnetic valve component case 13 of side, set-up of control system is in a control panel 16 being fixed on support 1In, it is PLC system, control system is used for controlling electromagnetic valve component, backflow switch 14, air discharge cook3 and warning device 4 cooperatings, on control panel 11, be also provided with the switch corresponding with control system byButton and the display screen being connected with control system, whole leakage tester can move automatically by numerical control programming,Again can be manually by operation, convenience and high-efficiency, practical.
The course of work of the present invention: backflow switch 14 and air discharge cook 3 keep closing, and it is fixed that water pump is passed throughPosition finger setting is installed on machine frame 7, and stretches out lower pressure handle water pump compression by pressurized cylinder 10 piston rodsBe fixed on machine frame 7, then shutoff cylinder 5 stretches out piston rod, the owning water pump by blanking cover 11Water inlet and discharge outlet shutoff are got up, then source of the gas inflating with handle without liquid zone from gas tube toward fluid reservoir 2Water body in fluid reservoir 2 is filled with in intake pump by irrigation pipe 12, treats that water body is full of water pump inner chamber and fluid reservoirPressure in 2 reaches after certain value, and source of the gas stops inflation, and pressurize five minutes, in pressure maintaining period, and inspectionMeasure force value in fluid reservoir 2 unchanged, represent that water pump seamless is good, after pressurize finishes, openAir discharge cook 3, to discharge without the gas in liquid zone by blast pipe 19, reclaims by shutoff cylinder 5 simultaneouslyPiston rod, makes each blanking cover 11 leave water inlet and the delivery port of water pump, and reclaims by pressurized cylinder 10Piston rod, to unclamp water pump, is discharged to the water body in water pump in water storage tray, then opens backflow switch 14,Water body is flow in fluid reservoir 2 by return duct 17 again, finally again closing volume switch 14 andAir discharge cook 3. If detect in pressure maintaining period that the force value in fluid reservoir 2 changes, the dress of reporting to the policePut and send alarm signal and keep current state not carry out next step action, operating personnel just can be by observingFlow out the position of water body, mark water pump and specifically occur the position of seepage, answer when operating personnel report to the policeBehind position, more again then carry out exhaust, unclamp water pump and a working cycles has been moved in discharge opeing.
The present invention utilizes air pressure that water is filled with in intake pump and judged the airtight of water pump by detected pressures situationProperty, does not need the extra power set of pouring water, simple in structure, and detects sensitive and accurately, and operating efficiency is high.The present invention is by doing after transformation pointedly, also with respect to other product clamping device and plugging deviceThe tightness that can be applicable to other products detects.
Disclosed is above only specific embodiments of the invention, and still, the present invention is not limited thereto, appointsWhat those skilled in the art can think variation, as all fallen into protection scope of the present invention.