CN105424295A - Sealing property detection device for submersible pump - Google Patents
Sealing property detection device for submersible pump Download PDFInfo
- Publication number
- CN105424295A CN105424295A CN201510889727.4A CN201510889727A CN105424295A CN 105424295 A CN105424295 A CN 105424295A CN 201510889727 A CN201510889727 A CN 201510889727A CN 105424295 A CN105424295 A CN 105424295A
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- CN
- China
- Prior art keywords
- cover
- submersible pump
- tank body
- cable
- installing plate
- Prior art date
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B51/00—Testing machines, pumps, or pumping installations
Abstract
The invention belongs to the technical field of a detection device, and relates to a sealing property detection device for a submersible pump. A pressure tank body and a guide bar at the outside of the tank body are fixed on a pedestal of a box; a tank cover of the pressure tank is slidingly arranged on the guide bar which is arranged between a top board and the tank body, and can be lifted and dropped driven by a cylinder; the tank body and the tank cover are locked together through an automatic locking device; the lower side of a vertical mounting board fixed on the bottom surface of the tank cover is provided with a supporting plate, a submersible pump positioning clamp and a bulkhead; the bulkhead is driven by the cylinder to move in the lateral direction and is used for blocking an oil chamber detection joint of the submersible pump; the middle part of the tank cover is provided with a bulkhead which is driven by the cylinder to move up and down and is used for blocking a motor chamber detection joint for the submersible pump; and the side wall of the tank cover is provided with a cable slot and a cable sealing locking block. The sealing property detection device for a submersible pump has the advantages of being accurate in the control motion, being high in detection precision, having more detection items, and being suitable for high accuracy detection of the submersible pump.
Description
Technical field
The invention belongs to checkout equipment technical field, refer in particular to a kind of leak-testing apparatus of submersible pump.
Background technology
Submersible pump, as the term suggests slip into the water pump worked in water when being exactly work, requires very strict to the impermeability of water pump; At present, common detection method has three kinds: one to be immersion method, and two is pressure differential detection methods, and three is rare gas detection methods three kinds.
Immersion method detection method is the gas by being filled with certain pressure toward water pump inside, and by water pump submerged, by operating personnel's eye observation water pump surface with or without bubbling phenomenon, thus judges the sealing of water pump; There is some wretched insufficiency following in this detection mode; One is that water pump detection data cannot quantize, and human factor cannot be avoided; Two is that this detection method and the actual applying working condition of water pump deviate from, and this detection method cannot be guaranteed to get rid of water pump packing sex chromosome mosaicism completely; Three is that misoperation detection plug does not seal pore, the fragile water pump of submerged completely; Four is that immersion method affects operation below, as: product line is moist, oven dry energy consumption is large, affect painting quality; Five is to complete Aulomatizeted Detect transformation.
Rare gas detection method accuracy of detection is the highest, and rare gas reclaims more difficult, and the later stage costly;
Differential pressure measuring method: have vertical compression to detect and differential pressure measuring, because water pump exists cable leakage problem, and amount of leakage is inconsistent, cannot directly adopt the method to detect.
Summary of the invention
The object of this invention is to provide a kind of leak-testing apparatus of submersible pump.
The object of the present invention is achieved like this:
The leak-testing apparatus of submersible pump, comprise casing and be fixed on the tank body of the head tank on cabinet base, on base outside described tank body, circumference is evenly equipped with more than three vertical guide poles, the top of guide pole is fixed on top board, the cover of head tank to be slidably installed on the guide pole between top board and tank body and by being fixed on its lifting of air cylinder driven on top board, it is sealed that tank body and cover pass through automatic locking device, the downside of vertical installing plate fixing on cover bottom surface is provided with supporting plate, submersible pump positioning fixture and air cylinder driven transverse shifting are used for the plug of shutoff submersible pump oil pocket detection tabs, plug is provided with airway and sensor or is circumscribed with the sensor detection line of analog quantity pressure switch, the middle part of cover is provided with air cylinder driven and moves up and down plug for shutoff motor for submerged pump chamber detection tabs, the sidewall of cover is provided with cable draw-in groove and cable sealing latch segment, tank body is provided with safety valve, pressure switch and be with valvular intake and exhaust pipe joint.
The upper surface of above-mentioned submersible pump supporting plate is provided with wear-resisting cushion block.
The downside of above-mentioned installing plate is provided with vertical guide rail, and described supporting plate to be slidably installed on guide rail and to insert one of some pilot holes of installing plate by the register pin be arranged on supporting plate and positions.
The side of above-mentioned casing is provided with gas-holder, escape pipe on gas-holder by conduit to be communicated with respectively after the steam supply valve of oil-water separator and solenoid-driven respectively with cylinder, the plug of shutoff submersible pump oil pocket detection tabs and the inner space of head tank, near automatic locking device, cable draw-in groove and be provided with sensor in head tank, the casing both sides of tank body upper end are provided with grating protective device, and the action and the alarm lamp that are accepted the signal Controlling solenoid valve of sensor and the transmission of grating protective device by controller are reported to the police.
Be provided with O-ring seal between above-mentioned cover and tank body, the upper surface of cover be provided with cable holder.
The concrete structure of above-mentioned submersible pump positioning fixture is: one end of the locking wall of C type by the installing plate of hinge on the upside of supporting plate, the other end is provided with hook, described hook can horizontally rotate to installing plate side around bearing pin and be hinged with the latch hook be stuck in by gravity on hook in described installing plate side, screw rod the inner that the threaded hole at the middle part of locking wall spins is provided with locating piece, and the cylinder of the plug of described driving shutoff submersible pump oil pocket detection tabs is arranged on the relative installing plate of locating piece; Or
The concrete structure of described submersible pump positioning fixture is: one end of the locking wall of C type by the installing plate of hinge on the upside of supporting plate, the other end is provided with spliced eye, the spliced eye of locking wall can horizontally rotate to installing plate side around bearing pin and be provided with lockhole on the jam plate of described installing plate side setting, lockhole on jam plate utilizes lock pin sealed with the spliced eye of locking wall, screw rod the inner that threaded hole in the middle part of locking wall spins is provided with locating piece, and the plug cylinder of described driving shutoff submersible pump oil pocket detection tabs is arranged on the relative installing plate of locating piece.
The concrete structure sidewall of above-mentioned cover being provided with cable draw-in groove and cable sealing latch segment is: the sidewall of cover is provided with two cable draw-in grooves, the cover of cable draw-in groove side is revolved by bolt and establishes a cantilever, the cable that is connected with that the other end of cantilever rotates seals latch segment, latch segment is corresponding with the junction of cable draw-in groove two side is provided with the buckling groove and projection that coordinate clamping in cable sealing, the bar hole that cantilever is arranged can bolt be that axle moves and rotates, or
The concrete structure sidewall of described cover being provided with cable draw-in groove and cable sealing latch segment is: the sidewall of cover is provided with two cable draw-in grooves, the cover of cable draw-in groove both sides is provided with two bolts hole, described cable sealing latch segment is locked on cover by bolt and two bolts hole.
The helium extension spring balancing cover weight is provided with between above-mentioned top board and cover.
The concrete structure of above-mentioned automatic locking device is: on the outer wall of tank body opening part, circumference is arranged at intervals with the holder of more than three, articulated section in the middle part of lock dog is hinged on holder by jointed shaft, there is latch hook the upside of lock dog, there is actuating arm downside, the downside of actuating arm is provided with propulsion system driving and moves up and down and be sleeved on tank wall and be slidably installed in the driving ring on guide pole, driving ring is provided with the tapered wedges driving actuating arm to rotate around jointed shaft; Cover covers on the opening of tank body and after propulsion system drive driving ring and tapered wedges move, tapered wedges drives actuating arm to rotate the upper surface making the latch hook of lock dog be clamped on cover and realize tank body and cover auto lock, and described actuating arm is arc-shaped actuating arm or described actuating arm are hinged with the roller or bearing that can roll on tapered wedges or the roller with bearing; Or
The concrete structure of described automatic locking device is: on the outer wall of tank body opening part, circumference is arranged at intervals with the holder of more than three, articulated section in the middle part of the lock dog of more than three is hinged on the holder of more than three by jointed shaft respectively, there is latch hook the upside of each lock dog, there is actuating arm downside, and each actuating arm rotates respectively by the air cylinder driven actuating arm be arranged on tank body the upper surface making the latch hook of lock dog be clamped on cover and realizes tank body and cover auto lock.
The present invention gives prominence to compared to existing technology and useful technique effect is:
1, the present invention drives the actuating arm that moves up and down and then drive of driving ring and tapered wedges to rotate around jointed shaft by propulsion system, the upper surface making the latch hook of lock dog be clamped on cover realizes tank body and cover auto lock, sealed action is simple, fast, sealed power is even, sealed fastness and good stability.
2, submersible pump is positioned on cover by the supporting plate that arranges of the downside of the installing plate that the present invention is fixing on cover bottom surface and submersible pump positioning fixture, and the lifting of cover and submersible pump is controlled by cylinder, be convenient to the region installing submersible pump of people at erect position convenient operation, handled easily.
3, the present invention arranges cable draw-in groove and cable sealing latch segment on cover, can the cable of submersible pump be caused outside tank body by what seal in tank body, reduce because the gap in cable between electric wire is to detecting the error caused when detecting, the accuracy of detection is significantly improved.
4, pressure survey original paper of the present invention adopts sensor, sensor highly sensitive, and then makes the accuracy that detects high.
5, supporting plate of the present invention is slidably installed on guide rail, by the adjustment diverse location of supporting plate on guide rail, is applicable to the detection of the submersible pump to different size and specification.
6, the present invention carries out the sealing propertytest of submersible pump by air pressure, can not damage detected submersible pump; There will not be the generation that the product line caused because of the sealing of immersion method detection submersible pump is moist, dry energy consumption, affect the situations such as painting quality.
7, the present invention utilizes the plug of plug on cover and oil pocket detection tabs by after submersible pump shutoff, and both can detect the sealing between submersible pump and oil pocket motor cavity, and also can detect the overall tightness of submersible pump, the function of detection is many, and accuracy is high.
8, the present invention is accepted action and the alarm lamp warning of the signal Controlling solenoid valve of sensor and the transmission of grating protective device by controller, and control action is accurate, can prevent misoperation and cover misoperation from falling to hurting sb.'s feelings.
9, the present invention is applicable to detect the high accuracy of submersible pump.
Accompanying drawing explanation
Fig. 1 is schematic perspective view of the present invention.
Fig. 2 is front view of the present invention.
Fig. 3 is rear view of the present invention.
Fig. 4 is part-structure schematic perspective view of the present invention.
Fig. 5 is part-structure side view of the present invention.
Fig. 6 is the A portion enlarged drawing of Fig. 4.
Fig. 7 is the B portion enlarged drawing of Fig. 5.
Embodiment
Below in conjunction with accompanying drawing, with specific embodiment, the invention will be further described, see Fig. 1-Fig. 7:
The leak-testing apparatus of submersible pump, comprise casing 37 and be fixed on the tank body 10 of the head tank on casing 37 base 44, on base 44 outside described tank body 10, circumference is evenly equipped with more than three vertical guide poles 41, the top of guide pole 41 is fixed on top board 38, the cover 21 of head tank to be slidably installed on the guide pole 41 between top board 38 and tank body 10 and to drive it to be elevated by the cylinder 39 be fixed on top board 38, tank body 10 is sealed by automatic locking device with cover 21, the downside of vertical installing plate 17 fixing on cover 21 bottom surface is provided with supporting plate 28, submersible pump positioning fixture and air cylinder driven transverse shifting are used for the plug 16 of shutoff submersible pump oil pocket detection tabs, plug 16 is provided with airway and sensor or is circumscribed with the sensor detection line of analog quantity pressure switch, the middle part of cover 21 is provided with cylinder 22 and drives the plug 52 moved up and down for shutoff motor for submerged pump chamber detection tabs, the sidewall of cover 21 is provided with cable draw-in groove 56 and cable sealing latch segment 61, tank body 10 is provided with safety valve 33, pressure switch 35 and be with valvular intake and exhaust pipe joint 34.
The upper surface of above-mentioned submersible pump supporting plate 28 is provided with wear-resisting cushion block 25.
The downside of above-mentioned installing plate 17 is provided with vertical guide rail 18, and described supporting plate 28 to be slidably installed on guide rail 18 and to position by being arranged on one of register pin 63 some pilot holes inserting installing plate 17 on supporting plate 28.
The side of above-mentioned casing 37 is provided with gas-holder 36, escape pipe on gas-holder 36 by conduit to be communicated with respectively after the air valve 50 that oil-water separator 51 and solenoid valve 49 drive respectively with cylinder, the plug of shutoff submersible pump oil pocket detection tabs and the inner space of head tank, at automatic locking device, sensor is provided with near cable draw-in groove and in tank body, casing 37 both sides of tank body 10 upper end are provided with grating protective device 43, this grating protective device 43 is identical with the grating protective device that the elevator door both sides of vertical lift are arranged, the action and the alarm lamp 47 that are accepted the signal Controlling solenoid valve of sensor and the transmission of grating protective device by controller 45 are reported to the police.
Be provided with O-ring seal 29 between above-mentioned cover 21 and tank body 10, the upper surface of cover 21 be provided with cable holder 19.
The concrete structure of above-mentioned submersible pump positioning fixture is: one end of the locking wall 26 of C type is hinged on the installing plate 17 on the upside of supporting plate 28 by bearing pin 24, the other end is provided with hook 54, described hook 54 can horizontally rotate to installing plate 17 side around bearing pin 24 and be hinged with the latch hook 15 be stuck in by gravity on hook 54 in described installing plate 17 side, screw rod 27 the inner that the threaded hole at the middle part of locking wall 26 spins is provided with locating piece 14, and the cylinder of the plug 16 of described driving shutoff submersible pump oil pocket detection tabs is arranged on the relative installing plate of locating piece 14 17; Or
The concrete structure of described submersible pump positioning fixture is: one end of the locking wall 26 of C type is hinged on the installing plate 17 on the upside of supporting plate 28 by bearing pin 24, the other end is provided with spliced eye, the spliced eye of locking wall 26 can horizontally rotate to installing plate 17 side around bearing pin 24 and be provided with lockhole on the jam plate of described installing plate 17 side setting, lockhole on jam plate utilizes lock pin sealed with the spliced eye of locking wall 26, screw rod 27 the inner that threaded hole in the middle part of locking wall 26 spins is provided with locating piece 14, the cylinder of the plug 16 of described driving shutoff submersible pump oil pocket detection tabs is arranged on the relative installing plate of locating piece 14 17.
The concrete structure sidewall of above-mentioned cover 21 being provided with cable draw-in groove 56 and cable sealing latch segment 61 is: the sidewall of cover 21 is provided with two cable draw-in grooves 56, the cover 21 of cable draw-in groove 56 side is revolved by bolt 57 and establishes a cantilever 59, the cable that is connected with that the other end of cantilever 59 rotates seals latch segment 61, cable sealing latch segment 61 is corresponding with the junction of cable draw-in groove 56 two side is provided with the buckling groove 62 and protruding 60 that coordinate clamping, the bar hole 58 that cantilever 59 is arranged can move for axle and rotates by bolt 57, or
The concrete structure sidewall of described cover 21 being provided with cable draw-in groove 56 and cable sealing latch segment 61 is: the sidewall of cover 21 is provided with two cable draw-in grooves 56, the cover 21 of cable draw-in groove 56 both sides is provided with two bolts hole, described cable sealing latch segment 61 is locked on cover 21 by bolt and two bolts hole.
The helium extension spring 40 balancing cover 21 weight is provided with between above-mentioned top board 38 and cover 21.
The concrete structure of above-mentioned automatic locking device is: on the outer wall of tank body 10 opening part, circumference is arranged at intervals with the holder 12 of more than three, articulated section in the middle part of lock dog 13 is hinged on holder 12 by jointed shaft, there is latch hook 131 upside of lock dog 13, there is actuating arm 132 downside, the downside of actuating arm 132 is provided with propulsion system driving and moves up and down and be sleeved on tank body 10 outer wall and be slidably installed in the driving ring 46 on guide pole 41, driving ring 46 is provided with the tapered wedges 11 driving actuating arm 132 to rotate around jointed shaft, the top of tapered wedges 11 is the inwardly oblique inclined-plane 31 of very wise move, bottom is vertical plane 32, cover 21 covers on the opening of tank body 10 and after propulsion system drive driving ring 46 and tapered wedges 11 move, tapered wedges 11 drives actuating arm 132 to rotate the upper surface making the latch hook 131 of lock dog 13 be clamped on cover 21 and realizes tank body 10 and cover 21 auto lock, and described actuating arm 132 is that arc-shaped actuating arm 132 or described actuating arm 132 are hinged with the roller 30 or bearing or the roller 30 with bearing that can roll on tapered wedges 11, or
The concrete structure of described automatic locking device is: on the outer wall of tank body 10 opening part, circumference is arranged at intervals with the holder 12 of more than three, articulated section in the middle part of the lock dog 13 of more than three is hinged on the holder 12 of more than three by jointed shaft respectively, there is latch hook 131 upside of each lock dog 13, there is actuating arm 132 downside, and each actuating arm 132 rotates respectively by the air cylinder driven actuating arm 132 be arranged on tank body 10 upper surface making the latch hook 131 of lock dog 13 be clamped on cover 21 and realizes tank body 10 and cover 21 auto lock.
In addition, one is the installing plate in tank body 10 or on the downside of cover 21 connects or installs inserts, can reduce actual volume or the volume of head tank inner chamber, reduce the charge of gas, good energy-conserving effect; Two are at automatic locking device, sealing latch segment and arrange microswitch or sensor at places such as human users places or/and grating protective device, can ensure that switch puts in place.
Above-described embodiment is only preferred embodiment of the present invention, not limits the scope of the invention according to this, therefore: all equivalence changes done according to structure of the present invention, shape, principle, all should be covered by within protection scope of the present invention.
Claims (9)
1. the leak-testing apparatus of submersible pump, comprise casing and be fixed on the tank body of the head tank on cabinet base, it is characterized in that: on the base outside described tank body, circumference is evenly equipped with more than three vertical guide poles, the top of guide pole is fixed on top board, the cover of head tank to be slidably installed on the guide pole between top board and tank body and by being fixed on its lifting of air cylinder driven on top board, it is sealed that tank body and cover pass through automatic locking device, the downside of vertical installing plate fixing on cover bottom surface is provided with supporting plate, submersible pump positioning fixture and air cylinder driven transverse shifting are used for the plug of shutoff submersible pump oil pocket detection tabs, plug is provided with airway and sensor or is circumscribed with the sensor detection line of analog quantity pressure switch, the middle part of cover is provided with air cylinder driven and moves up and down plug for shutoff motor for submerged pump chamber detection tabs, the sidewall of cover is provided with cable draw-in groove and cable sealing latch segment, tank body is provided with safety valve, pressure switch and be with valvular intake and exhaust pipe joint.
2. the leak-testing apparatus of submersible pump according to claim 1, is characterized in that: the upper surface of described submersible pump supporting plate is provided with wear-resisting cushion block.
3. the leak-testing apparatus of submersible pump according to claim 1, it is characterized in that: the downside of described installing plate is provided with vertical guide rail, described supporting plate to be slidably installed on guide rail and to insert one of some pilot holes of installing plate by the register pin be arranged on supporting plate and positions.
4. the leak-testing apparatus of submersible pump according to claim 1, it is characterized in that: the side of described casing is provided with gas-holder, escape pipe on gas-holder by conduit to be communicated with respectively after the steam supply valve of oil-water separator and solenoid-driven respectively with cylinder, the plug of shutoff submersible pump oil pocket detection tabs and the inner space of head tank, at automatic locking device, sensor is provided with near cable draw-in groove and in head tank, the casing both sides of tank body upper end are provided with grating protective device, the action and the alarm lamp that are accepted the signal Controlling solenoid valve of sensor and the transmission of grating protective device by controller are reported to the police.
5. the leak-testing apparatus of submersible pump according to claim 1, is characterized in that: be provided with O-ring seal between described cover and tank body, the upper surface of cover is provided with cable holder.
6. the leak-testing apparatus of submersible pump according to claim 1, it is characterized in that: the concrete structure of described submersible pump positioning fixture is: one end of the locking wall of C type is by the installing plate of hinge on the upside of supporting plate, the other end is provided with hook, described hook can horizontally rotate to installing plate side around bearing pin and be hinged with the latch hook be stuck in by gravity on hook in described installing plate side, screw rod the inner that the threaded hole at the middle part of locking wall spins is provided with locating piece, the cylinder of the plug of described driving shutoff submersible pump oil pocket detection tabs is arranged on the relative installing plate of locating piece, or
The concrete structure of described submersible pump positioning fixture is: one end of the locking wall of C type by the installing plate of hinge on the upside of supporting plate, the other end is provided with spliced eye, the spliced eye of locking wall can horizontally rotate to installing plate side around bearing pin and be provided with lockhole on the jam plate of described installing plate side setting, lockhole on jam plate utilizes lock pin sealed with the spliced eye of locking wall, screw rod the inner that threaded hole in the middle part of locking wall spins is provided with locating piece, and the plug cylinder of described driving shutoff submersible pump oil pocket detection tabs is arranged on the relative installing plate of locating piece.
7. the leak-testing apparatus of submersible pump according to claim 1, it is characterized in that: the concrete structure sidewall of described cover being provided with cable draw-in groove and cable sealing latch segment is: the sidewall of cover is provided with two cable draw-in grooves, the cover of cable draw-in groove side is revolved by bolt and establishes a cantilever, the cable that is connected with that the other end of cantilever rotates seals latch segment, latch segment is corresponding with the junction of cable draw-in groove two side is provided with the buckling groove and projection that coordinate clamping in cable sealing, the bar hole that cantilever is arranged can bolt be that axle moves and rotates, or
The concrete structure sidewall of described cover being provided with cable draw-in groove and cable sealing latch segment is: the sidewall of cover is provided with two cable draw-in grooves, the cover of cable draw-in groove both sides is provided with two bolts hole, described cable sealing latch segment is locked on cover by bolt and two bolts hole.
8. the leak-testing apparatus of submersible pump according to claim 1, is characterized in that: be provided with the helium extension spring balancing cover weight between described top board and cover.
9. the leak-testing apparatus of the submersible pump according to any one of claim 1-8, it is characterized in that: the concrete structure of described automatic locking device is: on the outer wall of tank body opening part, circumference is arranged at intervals with the holder of more than three, articulated section in the middle part of lock dog is hinged on holder by jointed shaft, there is latch hook the upside of lock dog, there is actuating arm downside, the downside of actuating arm is provided with propulsion system driving and moves up and down and be sleeved on tank wall and be slidably installed in the driving ring on guide pole, driving ring is provided with the tapered wedges driving actuating arm to rotate around jointed shaft; Cover covers on the opening of tank body and after propulsion system drive driving ring and tapered wedges move, tapered wedges drives actuating arm to rotate the upper surface making the latch hook of lock dog be clamped on cover and realize tank body and cover auto lock, and described actuating arm is arc-shaped actuating arm or described actuating arm are hinged with the roller or bearing that can roll on tapered wedges or the roller with bearing; Or
The concrete structure of described automatic locking device is: on the outer wall of tank body opening part, circumference is arranged at intervals with the holder of more than three, articulated section in the middle part of the lock dog of more than three is hinged on the holder of more than three by jointed shaft respectively, there is latch hook the upside of each lock dog, there is actuating arm downside, and each actuating arm rotates respectively by the air cylinder driven actuating arm be arranged on tank body the upper surface making the latch hook of lock dog be clamped on cover and realizes tank body and cover auto lock.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510889727.4A CN105424295B (en) | 2015-12-05 | 2015-12-05 | The leak-testing apparatus of immersible pump |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510889727.4A CN105424295B (en) | 2015-12-05 | 2015-12-05 | The leak-testing apparatus of immersible pump |
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| CN105424295A true CN105424295A (en) | 2016-03-23 |
| CN105424295B CN105424295B (en) | 2018-01-23 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106153268A (en) * | 2016-08-24 | 2016-11-23 | 昆山杰士德精密工业有限公司 | Wrist-watch air tightness detection equipment |
| CN109026652A (en) * | 2018-09-13 | 2018-12-18 | 宁波恒帅微电机有限公司 | A kind of washing pump detection device |
| CN110220647A (en) * | 2019-07-22 | 2019-09-10 | 徐佳斌 | Air-tightness detection device for water pump manufacture |
| CN112032073A (en) * | 2020-07-22 | 2020-12-04 | 安徽金力泵业科技有限公司 | Leakage detection device for automobile engine water pump |
| CN112901484A (en) * | 2021-01-27 | 2021-06-04 | 西南石油大学 | Double-screw pump performance test and fault diagnosis device |
| CN113804367A (en) * | 2021-11-17 | 2021-12-17 | 济宁安泰矿山设备制造有限公司 | Sealing detection device for submersible pump |
| CN114705462A (en) * | 2022-02-28 | 2022-07-05 | 正帆百泰(苏州)科技有限公司 | Testing device |
| CN116818202A (en) * | 2023-08-31 | 2023-09-29 | 启东通润润滑液压设备有限公司 | Improved generation immersible pump airtight check out test set |
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Effective date of registration: 20200721 Address after: Wenling City, Taizhou City, Zhejiang Province town of Ocean City 317525 Industrial Zone Patentee after: SHIMGE PUMP (ZHEJIANG) Co.,Ltd. Address before: Wenling City, Taizhou City, Zhejiang Province town of Ocean City 317500 Industrial Zone Patentee before: SHIMGE PUMP INDUSTRY Co.,Ltd. |