CN102606466B - Test unit - Google Patents
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- CN102606466B CN102606466B CN201210070559.2A CN201210070559A CN102606466B CN 102606466 B CN102606466 B CN 102606466B CN 201210070559 A CN201210070559 A CN 201210070559A CN 102606466 B CN102606466 B CN 102606466B
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- connecting tube
- pump
- testing apparatus
- leverage
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Abstract
The invention discloses a test unit of a pump, comprising a support, a first connection tube, a second connection tube and a lever device, wherein the first connection tube and the second connection tube are respectively arranged at the two sides of the support; the lever device comprises a pivot which is fixed on the support, a butted part which is connected to the first connection tube and a force application part which is used for driving the lever device to turn around the pivot; and the butted part comprises an end part which is far away from a pivot axis and an end part which is close to the pivot axis. When the lever device turns, the first connection tube can move at the direction far away from or close to the second connection tube. The test unit of the pump can rapidly assemble and clamp the pump.
Description
Technical field
The present invention relates to a kind of testing installation improved, particularly can carry out the testing apparatus of quick mounting, dismounting to pump series products.
Background technique
Before water pump dispatches from the factory, need be arranged on testing apparatus and carry out pump water test, whether normally can work to check each pump and reach the performance index of regulation.Existing testing apparatus has first connecting tube and second connecting tube, the i.e. connecting tube of a connecting tube to water pump water supply and a reception pumping drainage, during test, the entery and delivery port of water pump respectively with the first connecting tube and the correct abutting joint of the second connecting tube.Between first and second connecting tube and entery and delivery port of water pump, the main flange arrangement that adopts is connected, namely the entery and delivery port flange of water pump is linked together by screw bolt and nut with first, second connecting tube flange of testing apparatus respectively and locks, thus realize the installation of water pump and testing apparatus, test complete, after needing first to tear bolt fastener open, take off water pump, its deficiency is that dismounting speed is slow, causes test efficiency low.
Such as, during a test water pump, first reconciled the height of water pump by lowering or hoisting gear, the entery and delivery port of water pump is adjusted to the height identical with first, second connecting tube; The water outlet of water pump is docked with the second connecting tube and adjacent, then mobile first connecting tube, docks it with pump intake again; Finally use 4 pairs of screw bolt and nut by pump intake flange and the first connecting tube Flange joint and locked.Screw bolt and nut will be taken apart after completing test, dismounting test period is relatively long again.Particularly to the testing apparatus of large discharge water pump, its first, second connecting tube is very heavy, the labor intensity of workman is larger, test efficiency is lower, and also flange docking can be caused to go wrong because bolt installs uneven in test installation process, producing because sealing bad and phenomenon that is that leak, forcing and again dismounting once, manufacturing efficiency will be had a strong impact on.
Summary of the invention
For solving the problem, a kind of testing apparatus being exclusively used in pump that can improve test efficiency provided by the invention.
Testing apparatus provided by the invention comprises support, the first connecting tube and the second connecting tube; First connecting tube and the second connecting tube are separately positioned on the both sides of support; Leverage, comprises the pivot be fixed on support, the contact part connected with the first connecting tube and the force section pivoted for driving lever device; Contact part comprises one away from the end and of pivotal axis near the end of pivotal axis; When leverage rotates, the first connecting tube can away from or move up near the side of the second connecting tube.
The testing apparatus of technique scheme, adopt leverage to realize steady, the rapid abutting joint of pump entery and delivery port and first, second connecting tube, structure is simple, and sealing is reliable.
Present invention also offers a kind of testing apparatus of pump, its leverage comprises eccentric wheel, and contact part is the guiding groove be arranged on eccentric wheel, and force section is from the outward extending spanner in eccentric wheel edge; Guiding groove is involute shape, and it has the end away from pivotal axis and the end near pivotal axis; Guiding groove coordinates with the guide finger be fixed on the first connecting tube, and drives the first connecting tube to move up in close or away from the second connecting tube side by guide finger.
The testing apparatus of technique scheme, adopts eccentric wheel in leverage, utilizes the cooperation between guiding groove and guide finger to promote the first connecting tube and moves, and structure is simple, handiness, can realize the function of quick-clamping and dismounting pump.
Present invention also offers a kind of testing apparatus of pump, its leverage comprises cam, and contact part is the cam edge part of conflict first connecting tube, and force section is from the outward extending spanner of cam edge; Spring, the active force that spring applies the first connecting tube is contrary with the force direction that contact part applies the first connecting tube.
The testing apparatus of technique scheme, provides the structural type of another leverage, can realize the function of quick-clamping and dismounting pump equally.
Accompanying drawing explanation
Fig. 1 is the stereogram of the embodiment of the present invention;
Fig. 2 is schematic diagram when pump is in removal position in the embodiment of Fig. 1;
Fig. 3 is schematic diagram when pump is in clamping position in the embodiment of Fig. 1.
Below in conjunction with drawings and Examples, the invention will be further described.
Embodiment
Because the major constituents of testing apparatus of the present invention is basic identical with existing testing apparatus, now only the improvement part of the relatively existing testing apparatus of the present invention is stressed.
As shown in Figure 1, Figure 2 and Figure 3, in this example, the first connecting tube is for providing the intake pipe at water source to pump, the second connecting tube is the outlet pipe receiving pump output for embodiment.First connecting tube 6 of this testing apparatus and the second connecting tube 9 are separately positioned on the both sides of support 1, and the second connecting tube 9 and the first connecting tube 6 are respectively arranged with the second seal rubber pad 10 and the first seal rubber pad 7 on the wall of the side near pump.The homonymy of the first connecting tube 6 is provided with the eccentric leverage of band, comprises eccentric wheel 3, the spanner 4 extended along eccentric wheel 3 radial direction, is arranged on the pivot 2 of guiding groove 11 on eccentric wheel and eccentric wheel 3.Guiding groove 11 is parts of the involute centered by pivot 2, and therefore, it has one near the end of pivot 2 and the end away from pivot 2; Pivot 2 is supported in the axis hole of support 1, and eccentric wheel 3 can pivotally 2 rotations under the effect of spanner 4.Guide finger 5 is fixed on the outer wall of the first connecting tube 6, and can slide by respective guide slot 11 when eccentric wheel 3 rotates, thus makes the first connecting tube 6 opposite brackets 1 advance towards the direction of the second connecting tube 9 or retreat.
As shown in Figure 2, when testing pump 8, first pump 8 is placed on support 1, the mouth of a river 82 will be pumped and aim at the second connecting tube 9, now, first connecting tube 6 is in the position away from pump water inlet mouth 81, and the guide finger 5 be limited in guiding groove 11 is in the position near pivot 2, and spanner 4 is horizontal.Because the first connecting tube 6 is arranged on support 1 in the mode axially can retreated along it, can move up in close or away from pump water inlet mouth 81 side, the substantially horizontal namely in Fig. 2.When pulling spanner 4 upward, eccentric wheel 3 rotates, and guide finger 5 is directed to groove 11 and promotes and move on the left of Fig. 2, and then drives the first connecting tube 6 to move up towards the side near pump 8.
As shown in Figure 3, when being in the vertical position in Fig. 3 when spanner 4, the first connecting tube 6 has pushed against pump water inlet mouth 81, pumps the mouth of a river 82 under the thrust of the first connecting tube 6, also pushes against second connecting tube 9.Because the first connecting tube 6 can keep flatly moving to pump water inlet mouth 81, inlet seal rubber cushion 7 and water outlet seal rubber pad 10 are subject to even extruding, not only realize the installation of pump 8 on testing apparatus fast but also watertight.
When test is complete, when needing to take off pump 8, spanner 4 is pulled towards the right in Fig. 3, during the position that arrival Fig. 2 shows, pump 8 can be taken off.
In above-described embodiment, just can realize rapidly pump water inlet mouth 81 and clamping and the sealing of pumping the mouth of a river 82 by pulling spanner 4, structure is simple, easy to operate.
In a further embodiment, eccentric wheel is replaced by cam, between support and the first connecting tube, arrange spring, and cam is arranged on the side of the first connecting tube away from pump, and namely cam edge is conflicted the outer wall of the first connecting tube away from pump.Spring applies the active force away from pump water inlet mouth to the first connecting tube, thus ensures to conflict at the first connecting tube all the time away from the outer wall of pump in the edge of cam.In this embodiment, under the drive of spanner, cam pivotally rotates, and the conflict part of the first connecting tube of cam edge constantly changes.When pump water inlet mouth is separated completely with the first connecting tube, cam is conflicted near the edge of pivot the first connecting tube; When pump is in complete clamping state, cam to be conflicted the first connecting tube away from the edge of pivot; Be separated and clamping pump movement process in, the conflict part of the first connecting tube of cam constantly moves between the part of cam edge near pivot and the part away from pivot.Certainly, cam also can be arranged on the side of the first connecting tube near pump as required, and now, spring applies the active force near pump water inlet mouth to the first connecting tube, thus ensures to conflict all the time at the first connecting tube on the outer wall of pump in the edge of cam.Rotating spanner, can realize equally the first connecting tube to pump water inlet mouth near with away from.
Above-mentioned eccentric wheel and cam are a kind of form of lever, any device with running shaft, the part (or position) away from running shaft and the part (or position) near running shaft, such as there is the straight-bar of rotating center, the function of quick-clamping pump entery and delivery port can be realized.More than convert to various embodiments of the present invention and around the dependency structure of embodiment the explanation carried out.
Claims (4)
1. testing apparatus, is exclusively used in the test to pump, comprises
Support, the first connecting tube and the second connecting tube;
Described first connecting tube and described second connecting tube are separately positioned on the both sides of described support;
It is characterized in that:
Leverage, comprises fixing pivot on the bracket, the contact part connected with described first connecting tube and for driving described leverage around described pivotally supported force section;
Described contact part comprises one away from the end and of described pivotal axis near the end of described pivotal axis;
When described leverage rotates, described first connecting tube can away from or move up near the side of described second connecting tube.
2. testing apparatus according to claim 1, is characterized in that:
Described leverage comprises
Eccentric wheel, described contact part is be arranged on the guiding groove on described eccentric wheel, and described force section is from the outward extending spanner in described eccentric wheel edge;
Described guiding groove is involute shape, and it has the end away from described pivotal axis and the end near described pivotal axis;
Described guiding groove coordinates with the guide finger be fixed on described first connecting tube, and by described guide finger drive described first connecting tube away from or move up near the side of described second connecting tube.
3. testing apparatus according to claim 1, is characterized in that:
Described leverage comprises
Cam, described contact part is the cam edge part of described first connecting tube of conflicting, and described force section is from the outward extending spanner of described cam edge;
Spring, the active force that described spring applies described first connecting tube is contrary with the force direction that described contact part applies described first connecting tube.
4. the testing apparatus according to any one of claims 1 to 3, is characterized in that:
The mouth of pipe of described first connecting tube is provided with the first seal rubber pad;
The mouth of pipe of described second connecting tube is provided with the second seal rubber pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210070559.2A CN102606466B (en) | 2012-03-16 | 2012-03-16 | Test unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210070559.2A CN102606466B (en) | 2012-03-16 | 2012-03-16 | Test unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102606466A CN102606466A (en) | 2012-07-25 |
| CN102606466B true CN102606466B (en) | 2015-03-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210070559.2A Active CN102606466B (en) | 2012-03-16 | 2012-03-16 | Test unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN102606466B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103742398A (en) * | 2013-12-29 | 2014-04-23 | 博耐尔汽车电气系统有限公司 | Abutting tooling for rapid detection of performance of electric compressor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1638366A1 (en) * | 1989-11-24 | 1991-03-30 | 12-Й Таксомоторный Парк Управления Легкового Автомобильного Транспорта Мосгорисполкома | Pump test bed |
| CN201013580Y (en) * | 2007-01-22 | 2008-01-30 | 山东省农业机械科学研究所 | Water pump test-bed few-restrict clamping device |
| CN201827054U (en) * | 2010-06-19 | 2011-05-11 | 张明亮 | Stretching device capable of flowing |
| CN102052882A (en) * | 2009-11-02 | 2011-05-11 | 西安华科光电有限公司 | Quick clamping device |
| CN102248484A (en) * | 2011-07-22 | 2011-11-23 | 天津市中马骏腾精密机械制造有限公司 | Eccentric clamping fixture |
| CN102371490A (en) * | 2010-08-04 | 2012-03-14 | 吴艳丽 | Machine tool fixture for clamping cylindrical workpiece tightly |
-
2012
- 2012-03-16 CN CN201210070559.2A patent/CN102606466B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1638366A1 (en) * | 1989-11-24 | 1991-03-30 | 12-Й Таксомоторный Парк Управления Легкового Автомобильного Транспорта Мосгорисполкома | Pump test bed |
| CN201013580Y (en) * | 2007-01-22 | 2008-01-30 | 山东省农业机械科学研究所 | Water pump test-bed few-restrict clamping device |
| CN102052882A (en) * | 2009-11-02 | 2011-05-11 | 西安华科光电有限公司 | Quick clamping device |
| CN201827054U (en) * | 2010-06-19 | 2011-05-11 | 张明亮 | Stretching device capable of flowing |
| CN102371490A (en) * | 2010-08-04 | 2012-03-14 | 吴艳丽 | Machine tool fixture for clamping cylindrical workpiece tightly |
| CN102248484A (en) * | 2011-07-22 | 2011-11-23 | 天津市中马骏腾精密机械制造有限公司 | Eccentric clamping fixture |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102606466A (en) | 2012-07-25 |
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| 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 | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Haibo Inventor after: Yan Rixiao Inventor after: Huang Houqing Inventor after: Yan Fei Inventor before: Yan Rixiao Inventor before: Huang Houqing Inventor before: Yan Fei |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: YAN RIXIAO HUANG HOUQING YAN FEI TO: WANG HAIBO YAN RIXIAO HUANG HOUQING YAN FEI |