CN201859186U - Testing machine for service life of partially rotary type valve electric actuator - Google Patents
Testing machine for service life of partially rotary type valve electric actuator Download PDFInfo
- Publication number
- CN201859186U CN201859186U CN2010205459730U CN201020545973U CN201859186U CN 201859186 U CN201859186 U CN 201859186U CN 2010205459730 U CN2010205459730 U CN 2010205459730U CN 201020545973 U CN201020545973 U CN 201020545973U CN 201859186 U CN201859186 U CN 201859186U
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- valve
- input shaft
- rotary type
- limited block
- electric device
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Abstract
The utility model discloses a testing machine for service life of a partially rotary type valve electric actuator. The testing machine comprises a machine base, an input shaft supported on the machine base through a bracket, and a loading mechanism for simulating a valve switch. The testing machine is characterized in that a transmission mechanism is connected between the input shaft and the loading mechanism; the input end of the transmission mechanism is connected with the output end of the input shaft; and an output end of the transmission mechanism is connected with the loading mechanism performing reciprocating linear motion. The loading mechanism of the testing machine adopts a disk spring with large rigidity, is connected with the input shaft of the testing machine through a link mechanism and transforms the rotary motion of the input shaft into the linear motion of the loading mechanism, so as to lead an output shaft of the partially rotary type valve electric actuator to generate force required by simulating the valve switch in a rotating range of 90 degrees, reduce the rotating circles of the output shaft, reduce the abnormal strain of the partially rotary type valve electric actuator and obtain accurate testing data. The testing machine has simple structure, works reliably and runs stably without noise.
Description
Technical field
The utility model belongs to electric device for valve experimental technique field, and specifically, the utility model relates to a kind of life test machine of part rotary type electric device for valve.
Background technology
The electric device for valve life test machine is the checkout equipment of electric device for valve manufacturing enterprise indispensability, its workpiece principle is to utilize life test machine can produce the characteristic of damping when operation, simulation valve operational process, again by this operational process of electric device cycle control, thereby realize the purpose of electric device for valve durability test.Part rotary type electric device for valve is meant 90 ° of rotating electric device for valve of output shaft work, comprise support, be installed on the input shaft on the support and produce the load maintainer of the required power of analog valve door switch, present its durability test is continued to use many rotary types electric device for valve life test machine and is finished, being about to it is transformed into many rotary types electric device for valve and tests, be specially the distance caging device of cancellation part turning valve electric device, increase the number of turn-taking of its input shaft, just can make load maintainer produce the required power of analog valve door switch.But adopt the test method of this increase stroke certainly will aggravate the strain of part rotary type electric device for valve, thereby cause accurately to obtain the related data of part rotary type electric device for valve complete machine performance and the material strain situation of main building block thereof.
The utility model content
The technical problems to be solved in the utility model is to realize a kind of part rotary type electric device for valve life test machine, the resistance that makes part rotary type electric device for valve output shaft just can produce the simulation valve opening or close in 90 ° of scopes of revolution.
To achieve these goals, the technical solution adopted in the utility model is: a kind of part rotary type electric device for valve life test machine, comprise support, by the input shaft of stent support on support and the load maintainer of analog valve door switch, between described input shaft and load maintainer, be connected with gear train, described gear train input end is connected in described input shaft output terminal, and the gear train output terminal is connected in the described load maintainer that does reciprocating linear motion.
Described load maintainer comprises dish spring group and the pull bar that is combined by the multi-disc disk spring, and described dish spring group is socketed on the described pull bar.
Described gear train comprises rocking arm and the connecting rod that is connected in described input shaft output terminal, and the two ends of described connecting rod are articulated in described rocking arm and pull bar respectively.
Be provided with at the two ends of described dish spring group and be fixed on opening the valve limited block and closing the valve limited block on the test-bed; Be provided with sliding sleeve described opening between valve limited block and the pass valve limited block, the two ends of described dish spring group are connected with the pass valve thrust plate that matches with described sliding sleeve inwall respectively and open the valve thrust plate, this pass valve thrust plate and the described valve limited block of opening fit, this opens the valve thrust plate and described pass valve limited block fits, this two thrust plate and dish spring group are become one and are socketed on the described pull bar, and spacing by the set nut that is installed in the two thrust plates outside respectively; Described pull bar runs through described to be opened the valve limited block and closes the valve limited block, and described rocking arm drives described pull bar by connecting rod and makes that described thrust plate compact disc spring group is reciprocating in sliding sleeve together.
Described input shaft) be parallel to described support plane, be separately installed with input shaft axial location adapter sleeve and end cap at the two ends of described support input shaft support, the described adapter sleeve other end is connected on the part rotary type electric device for valve.
Advantage of the present utility model is that load maintainer adopts the big disk spring of rigidity, be connected in the testing machine input shaft by linkage assembly, rotatablely moving of input shaft changed into the rectilinear motion of load maintainer, make part rotary type electric device for valve output shaft in 90 ° of scopes of revolution, just can produce the required power of analog valve door switch, reduced the number of turn-taking of output shaft, thereby reduced the improper strain of part rotary type electric device for valve, obtain test figure accurately, and the utility model is simple in structure, reliable operation, noiselessness operates steadily.
Description of drawings
Below the content of each width of cloth accompanying drawing expression of the utility model instructions and the mark among the figure are made brief description:
Fig. 1 is the utility model structural representation;
Fig. 2 is that Figure 1A is to structural representation.
Mark among the above-mentioned figure is: 1, rocking arm; 2, connecting rod; 3, pull bar; 4, a joint alive; 5, open the valve limited block; 6, close the valve limited block; 7, open the valve thrust plate; 8, close the valve thrust plate; 9, dish spring group; 10, set nut; 11, sliding sleeve; 12, support; 13, adapter sleeve; 14, bearing; 15, input shaft; 16, support; 17, end cap; 18, part rotary type electric device for valve.
Embodiment
Contrast accompanying drawing below, by description to embodiment, effect and principle of work, the manufacturing process of mutual alignment between the shape of embodiment of the present utility model such as related each member, structure, the each several part and annexation, each several part and manipulate method etc., be described in further detail, inventive concept of the present utility model, technical scheme had more complete, accurate and deep understanding to help those skilled in the art.
As described in Figure 1, a kind of part rotary type electric device for valve 18 life test machines, the load maintainer that comprises support 12, input shaft 15 and the required power of generation analog valve door switch, described input shaft 15 is parallel to described support 12 planes and is installed in by bearing 14 on the support 16 of support 12, two ends at the support 16 of described support input shaft 15 are separately installed with adapter sleeve 13 and the end cap 17 that input shaft 15 is carried out axial location, and described adapter sleeve 13 other ends are connected on the part rotary type electric device for valve 18.Described input shaft 15 input ends are connected in part rotary type electric device for valve 18 output terminals, in 90 ° of scopes, turn round, between described input shaft 15 and load maintainer, be connected with gear train, described gear train input end is connected in described input shaft 15 output terminals, and the gear train output terminal is connected in described load maintainer and drives it and do reciprocating linear motion.
Described load maintainer comprises dish spring group 9 and the pull bar 3 that is combined by the multi-disc disk spring, and described dish spring group is socketed on the described pull bar 3.
As shown in Figure 1 and Figure 2, described gear train comprises rocking arm 1 and the connecting rod 2 that is connected in described input shaft 15 output terminals, and the two ends of described connecting rod 2 are articulated in described rocking arm 1 and pull bar 3 respectively.Described rocking arm 1 one ends are positioned on the input shaft 15 by flat key, and the other end is articulated in connecting rod 2 one ends by a joint 4 of living, and connecting rod 2 other ends are articulated in pull bar 3 by a joint 4 of living.Described rocking arm 1, connecting rod 2 and load maintainer constitute the rocking arm slide block mechanism together.Be provided with at the two ends of described dish spring group 9 and be fixed on opening valve limited block 5 and closing valve limited block 6 on the test-bed; Be provided with sliding sleeve described opening between valve limited block 5 and the pass valve limited block 6, the two ends of described dish spring group 9 are connected with the pass valve thrust plate 8 that matches with described sliding sleeve inwall respectively and open valve thrust plate 7, become one with dish spring group 9 and be socketed on the described pull bar 3, and spacing by the set nut 10 that is installed in the two thrust plates outside respectively; Described pass valve thrust plate 8 is with described to open valve limited block 5 adjacent, and described to open valve thrust plate 7 adjacent with described pass valve limited block 6; Described pull bar 3 runs through described to be opened valve limited block 5 and closes valve limited block 6, and described rocking arm 1 drives described pull bar 3 by connecting rod 2 and makes that described thrust plate compact disc spring group 9 is reciprocating in sliding sleeve together.
The course of work is: as shown in Figure 1; During life test machine work; Plugged; When part rotary type electric device for valve closes to operation; Its output shaft motoring ring test machine power shaft 15 rotations; Rocking arm 1 is swung thereupon; Driving pull bar 3 moves right; Close the valve thrust plate 8 compact disc spring group 9 that in sliding sleeve 11, moves right; Make 9 compressions of dish spring group produce simulation valve closing power by closing valve thrust plate 8 and closing valve limited block 6; When the simulation power of closing reaches part rotary type electric device for valve 18 setting value; After operation stops and delaying time 3 seconds; Part rotary type electric device for valve 18 is opened to operation; Its output shaft motoring ring test machine power shaft 15 reverse rotations; Thereupon backswing of rocking arm 1; Driving pull bar 3 is moved to the left; Open valve thrust plate 7 and in sliding sleeve 11, be moved to the left compact disc spring group 9; Make 9 compressions of dish spring group produce simulation valve opening force by opening valve thrust plate 7 and opening valve limited block 5; When the simulation opening force reaches part rotary type electric device for valve 18 setting value; After operation stops and delaying time 3 seconds; Part rotary type electric device for valve 18 closes again to operation, so the moment of analog switch valve is carried out loop control, realizes the purpose of its life test.
In conjunction with the accompanying drawings the present invention has been carried out exemplary description above; obviously the utility model specific implementation is not subjected to the restriction of aforesaid way; as long as adopted the improvement of the various unsubstantialities that method of the present invention design and technical scheme carry out; or design of the present invention and technical scheme are directly applied to other occasion without improving, all within protection domain of the present utility model.
Claims (5)
1. part rotary type electric device for valve life test machine, comprise support (12), be supported in the input shaft (15) on the support (12) and the load maintainer of analog valve door switch by support (16), it is characterized in that: between described input shaft (15) and load maintainer, be connected with gear train, described gear train input end is connected in described input shaft (15) output terminal, and the gear train output terminal is connected in the described load maintainer that does reciprocating linear motion.
2. a kind of part rotary type electric device for valve life test machine according to claim 1, it is characterized in that: described load maintainer comprises dish spring group (9) and the pull bar (3) that is combined by the multi-disc disk spring, and described dish spring group is socketed on the described pull bar (3).
3. a kind of part rotary type electric device for valve life test machine according to claim 2, it is characterized in that: described gear train comprises rocking arm (1) and the connecting rod (2) that is connected in described input shaft (15) output terminal, and the two ends of described connecting rod (2) are articulated in described rocking arm (1) and pull bar (3) respectively.
4. according to claim 2 or 3 described a kind of part rotary type electric device for valve life test machines, it is characterized in that: be provided with at the two ends of described dish spring group (9) and be fixed on opening valve limited block (5) and closing valve limited block (6) on the test-bed; Be provided with sliding sleeve (11) described opening between valve limited block (5) and the pass valve limited block (6), the two ends of described dish spring group (9) are connected with the pass valve thrust plate (8) that matches with described sliding sleeve (11) inwall respectively and open valve thrust plate (7), this pass valve thrust plate (8) fits with the described valve limited block (5) of opening, this is opened valve thrust plate (7) and fits with described pass valve limited block (6), this two thrust plate and dish spring group (9) are become one and are socketed on the described pull bar (3), and spacing by the set nut (10) that is installed in the two thrust plates outside respectively; Described pull bar (3) runs through described to be opened valve limited block (5) and closes valve limited block (6), and described rocking arm (1) drives described pull bar (3) by connecting rod (2) makes described thrust plate compact disc spring group (9) reciprocating in sliding sleeve (11) together.
5. a kind of part rotary type electric device for valve according to claim 4 (18) life test machine, it is characterized in that: described input shaft (15) is parallel to described support (12) plane, two ends at described support input shaft support (16) are separately installed with input shaft (15) axial location adapter sleeve (13) and end cap (17), and described adapter sleeve (13) other end is connected on the part rotary type electric device for valve (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205459730U CN201859186U (en) | 2010-09-26 | 2010-09-26 | Testing machine for service life of partially rotary type valve electric actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205459730U CN201859186U (en) | 2010-09-26 | 2010-09-26 | Testing machine for service life of partially rotary type valve electric actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201859186U true CN201859186U (en) | 2011-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205459730U Expired - Fee Related CN201859186U (en) | 2010-09-26 | 2010-09-26 | Testing machine for service life of partially rotary type valve electric actuator |
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| CN (1) | CN201859186U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102736026A (en) * | 2012-07-16 | 2012-10-17 | 无锡市凯旋电机有限公司 | Service life testing device for motor-operated mechanism |
| CN105445015A (en) * | 2015-12-16 | 2016-03-30 | 常州电站辅机总厂有限公司 | Service lifetime testing device of part-turn valve electric actuator |
| CN104267289B (en) * | 2014-10-08 | 2017-05-31 | 兰州飞行控制有限责任公司 | One kind linear motion electric actuator loading bench |
| CN111595678A (en) * | 2020-06-11 | 2020-08-28 | 青岛豪江智能科技股份有限公司 | Electric push rod aging test machine and method |
-
2010
- 2010-09-26 CN CN2010205459730U patent/CN201859186U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102736026A (en) * | 2012-07-16 | 2012-10-17 | 无锡市凯旋电机有限公司 | Service life testing device for motor-operated mechanism |
| CN102736026B (en) * | 2012-07-16 | 2015-07-08 | 无锡市凯旋电机有限公司 | Service life testing device for motor-operated mechanism |
| CN104267289B (en) * | 2014-10-08 | 2017-05-31 | 兰州飞行控制有限责任公司 | One kind linear motion electric actuator loading bench |
| CN105445015A (en) * | 2015-12-16 | 2016-03-30 | 常州电站辅机总厂有限公司 | Service lifetime testing device of part-turn valve electric actuator |
| CN111595678A (en) * | 2020-06-11 | 2020-08-28 | 青岛豪江智能科技股份有限公司 | Electric push rod aging test machine and method |
| CN111595678B (en) * | 2020-06-11 | 2023-09-22 | 青岛豪江智能科技股份有限公司 | Electric push rod aging testing machine and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110608 Termination date: 20120926 |