CN214471708U - Ultra-large capacity door machine cable-stayed test integral device for hydropower station - Google Patents
Ultra-large capacity door machine cable-stayed test integral device for hydropower station Download PDFInfo
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- CN214471708U CN214471708U CN202120650215.3U CN202120650215U CN214471708U CN 214471708 U CN214471708 U CN 214471708U CN 202120650215 U CN202120650215 U CN 202120650215U CN 214471708 U CN214471708 U CN 214471708U
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- large capacity
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Abstract
The utility model discloses a power station ultra-large capacity door machine draws experimental whole device to one side relates to hoist technical field, including drawing test device and drawing test device two liang of relatively fixed's around rail and balancing weight to one side still including setting up counter weight position sensor, drawing test device locking device, pull rod, round pin axle and a movable pulley to one side on the rail to one side, the pull rod sets up in linking to each other with the movable pulley, the movable pulley setting is in at least one side in the balancing weight top, and the movable pulley passes through the hinge and is connected with the dolly, the dolly adopts hydraulic cylinder drive, and the balancing weight slope side still sets up one and draws the fender frame to one side. The device can realize the functions of automatic oblique pulling in place, bearing horizontal load caused by oblique pulling, oblique pulling load lifting, protection in the oblique pulling process and the like.
Description
Technical Field
The utility model relates to a hoist technical field, concretely relates to power station gantry crane's that has draw function to one side draw experimental whole device to one side.
Background
The gantry crane for the hydropower station is mostly a vertical door and a closed gate, and also vertically lifts a heavy object when a test is carried out after installation and debugging in a construction site are completed. According to hydraulic stress analysis and hydraulic model tests, the dam deep hole accident gate of the double curved arch dam of the hydropower station needs to be obliquely arranged, a door machine used for opening and closing the gate also needs to have a cable-stayed function, and before the double curved arch dam is put into use, the door machine needs to perform various working condition tests including a cable-stayed test of the maximum load so as to verify that all functions of the door machine meet the requirements of contracts and specifications.
The conventional test device cannot realize oblique pulling of the test load, does not meet the requirement of horizontal component force of the oblique pulling test device, is easy to cause falling and snapping of the oblique pulling test device, and is easy to cause sliding of a balancing weight, so that reliable test devices need to be researched to ensure test safety. The utility model discloses a power station ultra large capacity door machine draws experimental integrated device to one side has successfully accomplished internal a plurality of large-scale power station ultra large capacity door machines and has drawn the experiment to one side with this device.
The power station gantry crane gate draws the in-process to one side, not only moves in vertical direction, also can move on the horizontal direction, for satisfying the requirement that power station gantry crane draws the function to one side, for this reason, has proposed among the prior art and has authorized bulletin number CN202057478U, and the chinese utility model patent document that the bulletin date is 2011 11 months 30 solves above-mentioned technical problem that exists, and the technical scheme that this patent document announces is as follows:
the utility model provides a straight, draw test device to one side for drawing two-way door machine to one side, includes the frame, articulates in the middle part of the frame has the hanger plate, is provided with many supports along its peripheral interval above the frame, is provided with a plurality of weights in the frame, and the downstream side level that lies in dam crest on the frame is provided with a plurality of side direction stoppers. The method is characterized by simple structure, low requirements on dam surface structure and stress, simple and easy operation and convenient control of the diagonal tension test, and meeting the engineering requirements. If the portal crane is only used for the dynamic and static load tests under the vertical working condition, the portal crane only needs to move up and down, has a simple structure, and in addition, when the diagonal test is carried out, the lateral stop blocks bear the horizontal load when the diagonal test is carried out, so that the inclination angle of the test device is ensured, and the test device cannot be thrown to the downstream to cause accidents.
The horizontal load that can bear when the test is drawn to one side to the partial solution of above-mentioned technique in the actual test that draws to one side, but can not accurate measurement draw the angle of device slope to one side when drawing the test to one side to and draw the distance that the device goes up and down to one side, though adopt the width between the adjacent support to be less than the width of balancing weight, but when the hoist is tested, because draw the test horizontal load to one side big, can not guarantee not to take place the situation that the weighting piece does not slide to the incline direction and cause danger.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the defect that exists to above-mentioned prior art and not enough, lie in providing a power station ultra large capacity door machine draws test method and device to one side for realize having the power station ultra large capacity door machine who draws the function to one side and draw the load test to one side, in order to accomplish the load test under the various operating mode of door machine, this test method and device can realize automatic drawing to one side and take one's place, can bear the horizontal load that draws to one side and arouse, realize drawing to one side and promote the load, draw functions such as protection of in-process to one side.
The utility model discloses a realize through adopting following technical scheme:
the utility model provides a power station ultra-large capacity door machine draws test device to one side, includes to draw test device to one side and draws test device rail and balancing weight that two liang of relatively fixed all around to one side, its characterized in that: the device is characterized by further comprising a balance weight position sensor, a diagonal pulling test device locking device, a pull rod, a pin shaft and a movable pulley, wherein the pull rod is arranged on the fence and connected with the movable pulley, the movable pulley is arranged on at least one side above the balance weight block and connected with the trolley through a hinge, the trolley is driven by a hydraulic oil cylinder, and a diagonal pulling blocking frame is further arranged on the inclined side of the balance weight block.
Furthermore, the number of the counterweight position sensors is three, and the counterweight position sensors are positioned on the inclined side of the periphery of the fence.
Furthermore, the two oblique pull test device locking devices are positioned at the upper end part of the fence, the other oblique pull test device locking device to one side with the counter weight position sensor.
Furthermore, the arrangement direction of the pin shaft is the same as the rotation direction of the pull rod.
Furthermore, a stroke detection sensor is arranged on the hydraulic oil cylinder.
Furthermore, the inclined pull baffle frame is provided with an inclined pull test device in-place sensor and a hydraulic push rod.
Furthermore, the in-place sensor of the oblique pull test device is positioned at the top of the oblique pull blocking frame.
Furthermore, the hydraulic push rods are arranged in parallel in three.
Compared with the prior art, the utility model discloses the beneficial effect who reaches as follows:
1. the utility model discloses in, draw to one side and keep off the frame and set up in balancing weight one side, when the dolly is driven by hydraulic cylinder, draw the test device bottom to one side that links to each other with the dolly and lean on and keep off the frame bottom to one side, by dolly hydraulic cylinder stroke detection sensor dolly walking distance, until reaching the inclination of design, draw to one side and keep off the frame and can bear the horizontal force that super large load slope was arranged and is produced.
2. The utility model discloses in, compare with the prior art of the patent document with CN202057478U bulletin number, be provided with hydraulic cylinder and stroke detection sensor, hydraulic cylinder drive dolly stroke, stroke detection sensor detects the stroke, can provide dolly stroke position signal.
3. The utility model discloses in, the direction of arranging of round pin axle rotates with the pull rod and enables the pull rod around drawing the connecting axle on the test device to one side to rotate in the same direction as drawing the direction to one side, and at this moment, the pull rod is the same with drawing the test device direction to one side to consequently appear the pull rod and draw the mutual power of test device to one side and cause danger.
4. The utility model discloses in, the slope side sets up counter weight position sensor on the rail, draws the lift in-process to one side, when the balancing weight appears sliding to the incline direction, draws the counter weight that keeps off the ejecting support of hydraulic push rod on the frame and live the landing to one side, and three hydraulic push rod is enough to support the balancing weight, at this moment, draws test device locking device to one side and draws the frame to one side and be connected the locking, and hydraulic push rod continues to promote counter weight to mounted position and fixed, has strengthened the protection, reduces danger.
5. The utility model discloses in, compare with the prior art of the patent document with CN202057478U publication number, still be provided with oblique pull test device sensor that targets in place on keeping off the frame to one side, can detect and pull test device inclination to one side.
Drawings
The invention will be described in further detail with reference to the following description taken in conjunction with the accompanying drawings and detailed description, in which:
FIG. 1 is a schematic view of the overall structure of the utility model before hoisting;
FIG. 2 is a schematic structural view of the utility model after being lifted integrally;
FIG. 3 is a schematic side structure view of the integral device for cable-stayed test;
FIG. 4 is a schematic diagram of the state of the integral device before hoisting in the cable-stayed test;
FIG. 5 is a schematic diagram of the cable-stayed test device lifted to an inclined state;
FIG. 6 is a schematic view showing a state that a counterweight of the cable-stayed test device slides down;
fig. 7 is a schematic view illustrating the counterweight being pushed to the mounting state.
The labels in the figure are:
1. the device comprises a diagonal pulling test device, 2, a fence, 3, a balancing weight, 4, a trolley, 5, a hydraulic oil cylinder, 6, a movable pulley, 7, a pull rod, 8, a balancing weight position sensor, 9, a diagonal pulling test device in-place sensor, 10, a diagonal pulling test device locking device, 11, a hydraulic push rod, 12, a diagonal pulling blocking frame, 13, a stroke detection sensor, 14 and a pin shaft.
Detailed Description
Example 1
As a preferred embodiment of the utility model, the utility model comprises a diagonal pulling test device 1, a fence 2 and a balancing weight 3 which are oppositely fixed in pairs around the diagonal pulling test device 1, and a balance weight position sensor 8, a diagonal pulling test device locking device 10, a pull rod 7, a pin shaft 14 and a movable pulley 6 which are arranged on the fence 2, wherein the pull rod 7 is connected with the movable pulley 6, the movable pulley 6 is arranged at one side above the balancing weight 3, and the movable pulley 6 is connected with a trolley 4 through a hinge, the trolley 4 is driven by a hydraulic oil cylinder 5, the diagonal pulling test device 1 connected with the trolley 4 is driven by the hydraulic oil cylinder 5 to move towards the oblique upper part, the oil cylinder is ensured to bear the horizontal force generated in diagonal pulling, the oil cylinder is provided with stroke detection, can provide a position signal for the walking of the trolley 4, one side of the balancing weight 3 is also provided with a diagonal pulling blocking frame 12, the diagonal pulling blocking frame 12 can bear the horizontal load caused by the diagonal pulling, the three counterweight position sensors 8 are positioned on the periphery inclined side of the fence 2, the number of the inclined pull test device locking devices 10 is two, one is positioned at the upper end part of the fence 2, the other is positioned at the lower end part of the fence 2, the two inclined pull test device locking devices 10 and the counterweight position sensor 8 are positioned on the same side, the arrangement direction of the pin shaft 14 is the same as the rotation direction of the pull rod 7, the pull rod 7 rotates to enable the pull rod 7 to rotate around a connecting shaft on the inclined pull test device 1 along the inclined pull direction, the hydraulic oil cylinder 5 is provided with a stroke detection sensor 13, the inclined pull baffle frame 12 is provided with an inclined pull test device in-place sensor 9 and a hydraulic push rod 11, the inclined pull test device in-place sensor 9 is positioned at the top of the inclined pull baffle frame 12, the hydraulic push rods 11 are two and parallel, when the inclined pull test device 1 is lifted, and when the counterweight block 3 slides towards the inclined pull direction, counter weight position sensor 8 will send alarm signal, and stop going up and down, at this moment, hydraulic push rod 11 is ejecting to support the balancing weight 3 of landing, two hydraulic push rod 11 correspond balancing weight 3 intermediate positions, when balancing weight 3 landing, every hydraulic push rod 11 can support two balancing weights 3 that fall simultaneously, to pull test device locking device 10 and draw to one side and keep off frame 12 fixing base connection locking, hydraulic push rod 11 continues to promote the counter weight to the fixed back of mounted position, after drawing test device 1 to one side targets in place, draw test device to one side and target in place sensor 9 and detect and draw test device 1 inclination to one side.
Example 2
As a best mode of the utility model, the utility model comprises a diagonal pulling test device 1, two opposite fixed fences 2 and three counter weight blocks 3 around the diagonal pulling test device 1, a counterweight position sensor 8, a diagonal pulling test device locking device 10, a pull rod 7, a pin shaft 14 and a movable pulley 6 which are arranged on the fence 2, wherein the pull rod 7 is connected with the movable pulley 6, the movable pulley 6 is arranged at one side above the counter weight block 3, the movable pulley 6 is connected with a trolley 4 through a hinge, the trolley 4 is driven by a hydraulic oil cylinder 5, the diagonal pulling test device 1 connected with the trolley 4 moves towards the oblique upper side through the driving of the hydraulic oil cylinder 5, the oil cylinder is ensured to bear the horizontal force generated in diagonal pulling, the oil cylinder is provided with stroke detection and can provide a position signal for the walking of the trolley 4, a diagonal pulling blocking frame 12 is also arranged at one side of the counter weight block 3, the diagonal pulling blocking frame 12 can bear the horizontal load caused by the diagonal pulling, the counterweight position sensor 8 is three, and is located the peripheral slope side of the rail 2, the test device locking device 10 of said oblique pulling is two, one locates at the upper end of the rail 2, another locates at the underpart of the rail 2, two test device locking devices 10 and counter weight position sensor 8 of oblique pulling locate at the same side, the arrangement direction of the said axis pin 14 is the same as direction that the tie rod 7 rotates, the tie rod 7 rotates and can make the tie rod 7 rotate in the oblique pulling direction around the connecting axle on the test device 1 of oblique pulling, there are travel detection sensors 13 on the said hydraulic cylinder 5, the said oblique pull stop 12 sets up a test device of oblique pulling and puts in place the sensor 9 and hydraulic push rod 11, the said test device of oblique pulling puts in place the sensor 9 and locates at the top of the oblique pull stop 12, the said hydraulic push rod 11 is three and parallel arrangement, when the test device 1 of oblique pulling, when the counterweight 3 appears and slides to the slope direction, the counter weight position sensor 8 will send the alarm signal, and stop going up and down, at this moment, hydraulic push rod 11 is ejecting to support the balancing weight 3 of landing, three hydraulic push rod 11 can support balancing weight 3 one-to-one, three hydraulic push rod 11 corresponds with the 3 layers of balancing weight, guarantee that a hydraulic push rod 11 supports a counter weight, will pull test device locking device 10 and keep off the frame 12 fixing base connection locking to one side, hydraulic push rod 11 continues to promote the counter weight to the fixed back of mounted position, after pulling test device 1 targets in place to one side, pull test device 1 inclination to one side that sensor 9 targets in place detects to pull test device 1 to one side.
Example 3
As a preferred embodiment of the utility model, the utility model comprises a diagonal pulling test device 1, a fence 2 and a balancing weight 3 which are oppositely fixed in pairs around the diagonal pulling test device 1, and a balance weight position sensor 8, a diagonal pulling test device locking device 10, a pull rod 7, a pin shaft 14 and a movable pulley 6 which are arranged on the fence 2, wherein the pull rod 7 is connected with the movable pulley 6, the movable pulley 6 is arranged at one side above the balancing weight 3, and the movable pulley 6 is connected with a trolley 4 through a hinge, the trolley 4 is driven by a hydraulic oil cylinder 5, the diagonal pulling test device 1 connected with the trolley 4 is driven by the hydraulic oil cylinder 5 to move towards the oblique upper part, the oil cylinder is ensured to bear the horizontal force generated in diagonal pulling, the oil cylinder is provided with stroke detection, can provide a position signal for the walking of the trolley 4, one side of the balancing weight 3 is also provided with a diagonal pulling blocking frame 12, the diagonal pulling blocking frame 12 can bear the horizontal load caused by the diagonal pulling, the device is characterized in that one counter weight position sensor 8 is arranged at the inclined side of the bottom of the periphery of the fence 2, two inclined pull test device locking devices 10 are arranged, one is arranged at the upper end part of the fence 2, the other is arranged at the lower end part of the fence 2, the two inclined pull test device locking devices 10 and the counter weight position sensor 8 are arranged at the same side, the arrangement direction of the pin shaft 14 is the same as the rotation direction of the pull rod 7, the pull rod 7 rotates to enable the pull rod 7 to rotate around a connecting shaft on the inclined pull test device 1 along the inclined pull direction, the hydraulic oil cylinder 5 is provided with a stroke detection sensor 13, the inclined pull barrier 12 is provided with an inclined pull test device in-place sensor 9 and a hydraulic push rod 11, the inclined pull test device in-place sensor 9 is arranged at the top of the inclined pull barrier 12, the hydraulic push rods 11 are arranged in three and parallel, when the inclined pull test device 1 is lifted, and when the counter weight 3 slides along the inclined direction, counter weight position sensor 8 will send alarm signal to stop going up and down, at this moment, hydraulic push rod 11 ejecting supports the balancing weight 3 of landing, and three hydraulic push rod 11 can support balancing weight 3 one-to-one, will draw test device locking device 10 and keep off the frame 12 fixing base connection locking to one side, and hydraulic push rod 11 continues to promote the counter weight to the fixed back of mounted position, after drawing test device 1 to the right place to one side, draws test device to the right place sensor 9 to detect to draw test device 1 inclination to one side.
Claims (8)
1. The utility model provides a power station ultra-large capacity door machine draws experimental overall device to one side, includes to draw test device (1) and draw test device (1) two liang of relatively fixed rail (2) and balancing weight (3) all around to one side, its characterized in that: still including setting up counter weight position sensor (8), drawing test device locking device (10), pull rod (7), round pin axle (14) and a movable pulley (6) to one side on rail (2), pull rod (7) set up in linking to each other with movable pulley (6), movable pulley (6) set up in balancing weight (3) top one side at least, and movable pulley (6) are connected with dolly (4) through the hinge, dolly (4) adopt hydraulic cylinder (5) drive, and balancing weight (3) slope side still sets up one and pulls fender frame (12) to one side.
2. The hydropower station ultra-large capacity portal crane cable-stayed test integral device according to claim 1, which is characterized in that: the number of the counterweight position sensors (8) is three, and the counterweight position sensors are positioned on the peripheral inclined side of the fence (2).
3. The hydropower station ultra-large capacity portal crane cable-stayed test integral device according to claim 1, which is characterized in that: the two diagonal test device locking devices (10) are arranged, one is located at the upper end part of the fence (2), the other is located at the lower end part of the fence (2), and the two diagonal test device locking devices (10) and the counterweight position sensor (8) are located on the same side.
4. The hydropower station ultra-large capacity portal crane cable-stayed test integral device according to claim 1, which is characterized in that: the arrangement direction of the pin shaft (14) is the same as the rotation direction of the pull rod (7).
5. The hydropower station ultra-large capacity portal crane cable-stayed test integral device according to claim 1, which is characterized in that: and a stroke detection sensor (13) is arranged on the hydraulic oil cylinder (5).
6. The hydropower station ultra-large capacity portal crane cable-stayed test integral device according to claim 1, which is characterized in that: the inclined pull stop frame (12) is provided with an inclined pull test device in-place sensor (9) and a hydraulic push rod (11).
7. The hydropower station ultra-large capacity portal crane cable-stayed test integral device according to claim 6, characterized in that: the cable-stayed test device in-place sensor (9) is positioned at the top of the cable-stayed baffle frame (12).
8. The hydropower station ultra-large capacity portal crane cable-stayed test integral device according to claim 6, characterized in that: the hydraulic push rods (11) are arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120650215.3U CN214471708U (en) | 2021-03-31 | 2021-03-31 | Ultra-large capacity door machine cable-stayed test integral device for hydropower station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120650215.3U CN214471708U (en) | 2021-03-31 | 2021-03-31 | Ultra-large capacity door machine cable-stayed test integral device for hydropower station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214471708U true CN214471708U (en) | 2021-10-22 |
Family
ID=78176397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120650215.3U Active CN214471708U (en) | 2021-03-31 | 2021-03-31 | Ultra-large capacity door machine cable-stayed test integral device for hydropower station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214471708U (en) |
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2021
- 2021-03-31 CN CN202120650215.3U patent/CN214471708U/en active Active
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