CN100489482C - Gravity flow type oil spout mouth detector - Google Patents
Gravity flow type oil spout mouth detector Download PDFInfo
- Publication number
- CN100489482C CN100489482C CNB2005100291101A CN200510029110A CN100489482C CN 100489482 C CN100489482 C CN 100489482C CN B2005100291101 A CNB2005100291101 A CN B2005100291101A CN 200510029110 A CN200510029110 A CN 200510029110A CN 100489482 C CN100489482 C CN 100489482C
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- China
- Prior art keywords
- piston
- oil
- oil cup
- support
- screw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000005484 gravity Effects 0.000 title claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 9
- 239000010959 steel Substances 0.000 claims abstract description 9
- 229910052802 copper Inorganic materials 0.000 claims abstract description 6
- 239000010949 copper Substances 0.000 claims abstract description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims abstract description 5
- 238000010079 rubber tapping Methods 0.000 claims description 20
- 230000001050 lubricating effect Effects 0.000 claims description 11
- 238000012856 packing Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 3
- 239000000314 lubricant Substances 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 39
- 239000000446 fuel Substances 0.000 description 12
- 238000002347 injection Methods 0.000 description 12
- 239000007924 injection Substances 0.000 description 12
- 239000010720 hydraulic oil Substances 0.000 description 8
- 238000001514 detection method Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Images
Landscapes
- Fuel-Injection Apparatus (AREA)
Abstract
The invention relates to an artesian ejector detector, which comprises: correcting connector, sealing ring, pressure meter, oil cup cover, oil cup, red copper pad, pressure meter connector, oil cup base, fixing nut, steel ball, sealing pad, valve base, plug muffle, piston, positioning screw, machine base, spring, baffle ring, piston support disc, lever, pin, base, screw, and handle, wherein the oil cup base is connected to the oil cup to be arranged at the upper end of oil inlet; the through hole of oil cup base is Phi 4-20mm. Since the oil cup is at the upper end of oil inlet, it uses artesian method, and it enlarges the oil inlet, the piston will contain oil always, to lubricant the piston and plug muffle, without dead clamp, to improve the reliability and 300% of producing efficiency. The invention can improve the detecting quality and the service life.
Description
One, technical field:
Gravity flow type oil spout mouth detector, what relate to is fuel injection nozzle detection technique field, particularly the technical field of oil spout mouth detector is applied to the detection of various fuel injection nozzles.
Two, background technology:
At present, be used for the detecting device that detects fuel injection nozzle on the domestic and international market, all adopt absorption type, this frame mode, generally speaking, storage tank is located at the downside of oil supply hole, is being similar under the vacuum state the wet unidirectional intake chamber of hydraulic pressure with chamber by the hydraulic oil of oil pipe with storage tank, extrude with piston force is unidirectional again, after reaching certain pressure fuel injection nozzle is detected, detect detailed all kinds of machineries or the internal combustion engine of being used for of qualified fuel injection nozzle, owing to adopt the method for absorption type, it is blocked easily that ubiquity oil circuit, can't adsorb hydraulic oil, hydraulic oil can't arrive the chamber under the sharp likelihood dummy status, carries out operate as normal, have again, because absorption affinity is little, oil-feed speed is slow, and work efficiency is relatively low, again because hydraulic oil can't enter chamber, piston does not have the oil extruding, causes piston to be pulled easily, and the time one is of a specified duration, piston is killed, and damages detecting device.
Three, summary of the invention:
The objective of the invention is to overcome above-mentioned defective, design a kind of lubricating cup and be located at the oil supply hole upper end, hydraulic oil enters chamber in the mode of gravity flow, again by the unidirectional gravity flow type oil spout mouth detector of extruding of piston force.Its technology is achieved in that and comprises checking joint, O-ring seal, tensimeter, oil cup cap, lubricating cup, copper washer, pressure tapping, oil cup seat, locknut, steel ball, packing washer, valve seat, plunger bushing, piston, dog screw, support, spring, back-up ring, the piston pallet, lever, pin, base, screw, handle is in interior structure, it is characterized in that: base and support are integral by screw retention, be fixed on the active connection lever of pin on the support, lever one end screws in handle, other end head props up the piston pallet, the piston pallet holds up piston, back-up ring passes piston and places in the piston pallet and fasten piston, spring is located between support and the back-up ring, in have the plunger bushing of piston to be fixed in the hole of support, its oil supply hole is aimed at oil cup seat, lubricating cup screws on the oil cup seat, be provided with packing washer between oil cup seat and support, the pressure tapping that valve seat places the plunger bushing upper end to be threaded into compresses, the lubricating cup that oil cup seat connects is located at the oil supply hole upper end, the oil cup seat through hole is Φ 4-20mm, and the screw thread of the pressure tapping above the support of Fig. 1 is provided with locknut outward.The positive effect of implementing after this technology is: at first overcome above-mentioned defective, because lubricating cup is located at the oil supply hole upper end and adopts the gravity flow oil-feed, and enlarged oil supply hole, can not stop up oil circuit, the phenomenon of oil can not appear not having like this in piston, thereby lubricated piston, piston bush and not killed, guaranteed the reliability of using, shorten running time and dynamics, improved production efficiency 300%, prolonged the serviceable life of detecting device, improved the detection quality of fuel injection nozzle, thereby improved the complete machine quality of using the machinery, particularly diesel engine of fuel injection nozzle indirectly, Promoting International Competition Ability.
Four, description of drawings:
Fig. 1 looks the sectional structure synoptic diagram for master of the present invention,
Fig. 2 be A-A of the present invention to the partial structurtes synoptic diagram,
Wherein, 1-checking joint, 2-O-ring seal, 3-tensimeter, 4-oil cup cap, 5-lubricating cup, 6-copper washer, 7-pressure tapping, 8-oil cup seat, 9-spring, 10-locknut, 11-steel ball, 12-packing washer, 13-valve seat, 14-plunger bushing, 14-1-piston, 14-2-oil supply hole, 15-dog screw, 16-support, 17-spring, 18-back-up ring, 19-piston pallet, 20-lever, 21-pin, 22-base, 23-screw, 24-handle;
Five, embodiment:
Below in conjunction with accompanying drawing the present invention is further described:
See accompanying drawing 1,2, base 22 is fixed into one with support 16 by screw 23, be fixed on the pin 21 active connection levers 20 on the support 16, lever 20 1 ends screw in handle 24, other end head props up piston pallet 19, piston pallet 19 holds up piston 14-1, back-up ring 18 passes piston 14-1 and places and fasten piston 14-1 in the piston pallet 19, spring 17 is located between support 16 and the back-up ring 18, in have the plunger bushing 14 of piston 14-1 to be fixed in the hole of support 16, its oil supply hole 14-2 aims at oil cup seat 8, the pressure tapping 7 that valve seat 13 places plunger bushing 14 upper ends to be threaded into compresses close and sealing, valve seat 13 steel balls 11 that are provided with suitable for reading, be provided with spring 9 between steel ball 11 and pressure tapping 7 endoporus, screw in tensimeter 3 in pressure tapping 7 upper end holes, seal with copper washer 6 between pressure tapping 7 and the tensimeter 3, pressure tapping 7 one sidespins are gone into checking joint 1, pressure tapping 7, be provided with O-ring seal 2 between the checking joint 1, oil cup seat 8 screws in support 16 by dog screw 15 location, 16 on oil cup seat 8 and support are provided with packing washer 12, lubricating cup 5 screws on the oil cup seat 8, screw in the oil cup cap 4 that can seal on the lubricating cup 5, checking joint 1 can connect the fuel injection nozzle of being surveyed by the school by external high-pressure oil pipe, and the screw thread of the pressure tapping 7 above the support 16 of Fig. 1 is provided with locknut 10 outward.
See accompanying drawing 1,2, when needs carried out the fuel injection nozzle detection, anchor clamps were with the sealing of fuel injection nozzle one end, and the other end is communicated with gravity flow type oil spout mouth detector, turned on oil cup cap 4 and injected hydraulic oil, and oil cup cap 4 does not screw in hermetically, and hydraulic oil is through oil cup seat
Asphalt channel is from the oil supply hole 14-2 of the plunger bushing 14 of flowing through, enter in the cavity between piston 14-1 and the plunger bushing 14, by last, press fixed handle 24 down, repeatedly drive on the lever 20 and lift, by on lift piston pallet 19, compression spring 17, jack-up piston 14-1, the hydraulic oil that will be higher than on the plunger bushing 14 oil supply hole 14-2 passes through by steel ball 11, valve seat 13, the retaining valve that spring 9 is formed, endoporus and checking joint 1 through pressure tapping 7 enter the fuel injection nozzle of being surveyed by the school through high-pressure oil pipe, when reaching detected pressures (when example is set at 50KG), tensimeter 3 pressure stop on the handle, the action of following motion, voltage stabilizing 20 minutes, detect qualified back outer end valve open pressure release, the trace routine that enters next part fuel injection nozzle repeats said process.
Claims (2)
1. gravity flow type oil spout mouth detector, comprise checking joint (1), O-ring seal (2), tensimeter (3), oil cup cap (4), lubricating cup (5), copper washer (6), pressure tapping (7), oil cup seat (8), locknut (10), steel ball (11), packing washer (12), valve seat (13), plunger bushing (14), piston (14-1), dog screw (15), support (16), spring (17), back-up ring (18), piston pallet (19), lever (20), pin (21), base (22), screw (23), handle (24) is in interior structure, it is characterized in that: base (22) is fixed into one with support (16) by screw (23), be fixed on the active connection lever of pin (21) (20) on the support (16), lever (20) one ends screw in handle (24), other end head props up piston pallet (19), piston pallet (19) holds up piston (14-1), back-up ring (18) passes piston (14-1) and places and fasten piston (14-1) in the piston pallet (19), spring (17) is located between support (16) and the back-up ring (18), in have the plunger bushing (14) of piston (14-1) to be fixed in the hole of support (16), its oil supply hole (14-2) is aimed at oil cup seat (8), the pressure tapping (7) that valve seat (13) places plunger bushing (14) upper end to be threaded into compresses close and sealing, valve seat (13) steel ball (11) that is provided with suitable for reading, be provided with spring (9) between steel ball (11) and pressure tapping (7) endoporus, screw in tensimeter (3) in pressure tapping (7) upper end hole, seal with copper washer (6) between pressure tapping (7) and the tensimeter (3), pressure tapping (7) one sidespins are gone into checking joint (1), pressure tapping (7), be provided with O-ring seal (2) between the checking joint (1), oil cup seat (8) screws in support (16) and is located by dog screw (15), be provided with packing washer (12) between oil cup seat (8) and support (16), lubricating cup (5) screws on the oil cup seat (8), lubricating cup (5) is gone up and is screwed in the oil cup cap (4) that can seal, and pressure tapping (7) screw thread face outer and support (16) is provided with locknut (10).
2. according to the described gravity flow type oil spout mouth detector of claim 1, it is characterized in that: the lubricating cup (5) that oil cup seat (8) connects is located at oil supply hole (14-2) upper end, and oil cup seat (8) through hole is Φ 4-20mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100291101A CN100489482C (en) | 2005-08-26 | 2005-08-26 | Gravity flow type oil spout mouth detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100291101A CN100489482C (en) | 2005-08-26 | 2005-08-26 | Gravity flow type oil spout mouth detector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1920514A CN1920514A (en) | 2007-02-28 |
| CN100489482C true CN100489482C (en) | 2009-05-20 |
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ID=37778283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100291101A Expired - Fee Related CN100489482C (en) | 2005-08-26 | 2005-08-26 | Gravity flow type oil spout mouth detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100489482C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102383997A (en) * | 2010-09-01 | 2012-03-21 | 北京理工大学 | Manual single-time injection instrument |
| CN105275701B (en) * | 2015-12-04 | 2017-11-24 | 广西玉柴机器股份有限公司 | The electric-controlled fuel injector detection means that open air uses |
| CN109186894B (en) * | 2018-11-01 | 2023-08-15 | 江苏烁范智能装备有限公司 | Umbrella valve airtight detection device and method |
-
2005
- 2005-08-26 CN CNB2005100291101A patent/CN100489482C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1920514A (en) | 2007-02-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI YUNCHANG ELECTRO-MECHANICAL SCIENCE + TEC Free format text: FORMER OWNER: SONG GUOXING Effective date: 20110325 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 201314 NO. 14-5, LANE 353, FENGXIN ROAD, XINYI TOWN, NANHUI DISTRICT, SHANGHAI TO: 201314 NO. 5, BRANCH LANE 14, LANE 122, XINFENG ROAD, XINCHANG TOWN, PUDONG NEW DISTRICT, SHANGHAI |
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| TR01 | Transfer of patent right |
Effective date of registration: 20110325 Address after: Xinchang Town Pudong New Area 201314 Shanghai City Xinfeng road 122 Lane 14 Lane 5 Patentee after: SHANGHAI YUNCHANG MECHANICAL AND ELECTRICAL TECHNOLOGY CO., LTD. Address before: 201314 Shanghai new town hall Nanhui District Lane 353 Fengxin Road No. 14-5 Patentee before: Song Guoxing |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090520 Termination date: 20170826 |