CN219808339U - Underwater switch type hydraulic grabbing beam pin pulling and releasing device - Google Patents
Underwater switch type hydraulic grabbing beam pin pulling and releasing device Download PDFInfo
- Publication number
- CN219808339U CN219808339U CN202222882705.3U CN202222882705U CN219808339U CN 219808339 U CN219808339 U CN 219808339U CN 202222882705 U CN202222882705 U CN 202222882705U CN 219808339 U CN219808339 U CN 219808339U
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- outer sleeve
- switch
- pin
- hydraulic
- control trigger
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- 230000001681 protective effect Effects 0.000 claims description 9
- 239000010720 hydraulic oil Substances 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000002146 bilateral effect Effects 0.000 abstract 1
- 238000012544 monitoring process Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000004590 computer program Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model provides an underwater switch type hydraulic grab beam wears out round pin device, which comprises a hydraulic cylinder, the round pin axle, the outer sleeve, two switch and switch control trigger in place, the left end fixedly connected with end cover of outer sleeve, the right-hand member of outer sleeve is uncovered, the right-hand member fixed connection of outer sleeve is on the left surface of left lug, hydraulic cylinder is coaxial to be set up in the outer sleeve, the round pin axle is in hydraulic cylinder's outside and coaxial slip setting in the outer sleeve, hydraulic cylinder's piston rod right-hand member and round pin axle fixed connection, the right-hand member of round pin axle stretches out the right-hand member of outer sleeve, two switch in place bilateral symmetry sets up left end and right-hand member on the outer circumference upside of outer sleeve, the long mouth has been seted up to the outer circumference upside of outer sleeve, switch control trigger sets up on the outer circumference upside left end of round pin axle and upwards passes the long mouth. The utility model can accurately judge whether the putting-on and putting-off pin is in place, so that the hydraulic grab beam has reliability in underwater operation, and safer operation guarantee is provided for safe lifting of the gate.
Description
Technical Field
The utility model belongs to the technical field of hydraulic engineering gate maintenance, unit overhaul or flood prevention, and particularly relates to an underwater switch type hydraulic grab beam pin pulling and releasing device.
Background
In hydraulic engineering, especially in the processes of gate maintenance, unit overhaul or flood prevention of projects such as reservoirs, hydropower stations and hydraulic hubs, various gates are frequently required to be lifted by using a gate hoist or a trolley hoist, and most gates are out of water and cannot be directly and manually hung, so that a grabbing beam is required to be connected with the gates, the gates can be lifted, and the grabbing beam which is frequently used mainly comprises a mechanical grabbing beam and a hydraulic grabbing beam. The hydraulic grab beam is often used for working at the position with the water depth of about tens of meters to about hundreds of meters, the underwater working condition is complex, the water pressure is high, and along with the increase of the water depth, the hydraulic grab beam has higher requirements on the working reliability and safety.
Whether the hydraulic grabbing beam is put on and off in place or not is guaranteed to be safe operation, if the operation is improper, the gate cannot be opened and closed, and a large safety accident can be caused, so that the underwater switch type hydraulic grabbing beam putting on and off pin device is specially designed.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides the underwater switch type hydraulic grab beam threading and releasing pin device, which can accurately judge whether the threading and releasing pin is in place, so that the hydraulic grab beam has reliability in underwater operation, and safer operation guarantee is provided for safe hoisting of a gate.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an underwater switch type hydraulic grab beam wears out round pin device, set up on two lugs of grab beam bottom, including hydraulic cylinder, the round pin axle, the outer sleeve, two open blind holes in left side are offered to the side with the switch control trigger that targets in place, hydraulic cylinder, the central line coincidence of round pin axle and outer sleeve and along horizontal setting of control trigger, the left end fixedly connected with end cover of outer sleeve, the right-hand member of outer sleeve is uncovered, the right-hand member fixed connection of outer sleeve is on the left surface of left side lug and with the coaxial corresponding setting of pinhole of lug, hydraulic cylinder sets up in the outer sleeve coaxially, hydraulic cylinder's piston rod stretches out to the right side, hydraulic cylinder's cylinder body left end passes the end cover and passes fastening bolt and end cover fixed connection, the round pin axle inside is offered with the center and is offered the blind hole of left side opening, the round pin axle cover is in the outside of hydraulic cylinder and coaxial sliding setting in the outer sleeve, the outer circumference of round pin axle and the inner circumference sliding contact of outer sleeve, hydraulic cylinder's piston rod right-hand member stretches into in the blind hole and with round pin axle fixed connection, the right end of round pin axle stretches out the right end, hydraulic cylinder drive round pin axle left and right movement is realized the pin joint of two outer sleeve is worn out to the round pin axle pin hole, the pin axle is pegged graft and is realized wearing out to the round pin work, the outer circumference of the switch control trigger is located along with the left side and right circumference of the side of outer circumference of outer sleeve and left side opening, and right side end control trigger that is stretched out to the control tip along with the circumference to the side.
The in-place switch comprises a waterproof protective shell and a switch-type sensor, wherein the bottom of the waterproof protective shell is fixedly connected to the outer circumference of the outer sleeve through a fastening screw, and the switch-type sensor is arranged in the waterproof protective shell.
The switch control trigger comprises a stand column and a switch control trigger rod, wherein the stand column vertically penetrates through a long opening, the stand column is a double-end stud with thick middle and thin two ends, the lower end of the stand column is connected with the upper side of the left end part of a pin shaft through fastening threads, the switch control trigger rod is horizontally arranged along the left-right direction, the middle part of the switch control trigger rod is sleeved on the upper side stud of the stand column, a compression bolt and a spring pad are arranged on the upper side stud of the stand column from top to bottom, the spring pad is tightly pressed on the upper part of the switch control trigger rod, the compression bolt is tightly pressed on the upper part of the spring pad, and the two ends of the switch control trigger rod respectively correspond to the left-right sides of two switch type sensors.
The left end of the cylinder body of the hydraulic cylinder is connected with a hydraulic pipeline which is connected with an external hydraulic station.
The upper part of the left side of the end cover is fixedly connected with a pull rod which is fixedly connected with the grab beam.
Compared with the prior art, the utility model has substantial characteristics and progress, and specifically, the working principle of the utility model is as follows: when a pin penetrating lifting gate is needed, after a grab beam is launched in place, a hydraulic oil cylinder is controlled to drive a pin shaft to move rightwards, the pin shaft drives a switch control trigger rod to move rightwards together through an upright post until the right end of the switch control trigger rod is correspondingly close to a right-side switch type sensor, the right-side switch type sensor generates a high-level signal and transmits the signal to a monitoring system of a control room through a cable (the conventional technology), a worker judges that the pin penetrating is in place according to the signal of the right-side switch type sensor, the hydraulic oil cylinder stops, and at the moment, the right end of the pin shaft stretches out of the right end of an outer sleeve rightwards and sequentially penetrates through pin holes of two lifting lugs, and the pin shaft is spliced in the pin holes of the two lifting lugs to complete pin penetrating; when the gate is required to be put down after the pin is out of the pin, the hydraulic cylinder is controlled to drive the pin shaft to move leftwards, the pin shaft drives the switch control trigger rod to move leftwards together through the upright post until the left end of the switch control trigger rod is correspondingly close to the left switch type sensor, the left switch type sensor generates a high-level signal and transmits the signal to a monitoring system of the control room through a cable, a worker judges that the pin is out of the pin position according to the signal of the left switch type sensor, the hydraulic cylinder is stopped, and at the moment, the pin shaft is completely contracted in the outer sleeve to finish the pin out; the utility model can accurately judge whether the putting-on and putting-off pin is in place, so that the hydraulic grab beam has reliability in underwater operation, and safer operation guarantee is provided for safe lifting of the gate.
Drawings
Fig. 1 is a schematic view of the installation of the present utility model on a grab beam.
Fig. 2 is a schematic structural view of the present utility model.
Fig. 3 is a partial enlarged view at a in fig. 2.
Detailed Description
Embodiments of the present utility model are further described below with reference to the accompanying drawings.
As shown in fig. 1-3, the underwater switch type hydraulic grab beam threading and releasing pin device is arranged on two lifting lugs 2 at the bottom of the grab beam 1 and comprises a hydraulic cylinder 15, a pin shaft 3, an outer sleeve 4, two in-place switches 5 and a switch control trigger 6, wherein the central lines of the hydraulic cylinder 15, the pin shaft 4 and the outer sleeve 4 are overlapped and horizontally arranged along the left-right direction, the left end of the outer sleeve 4 is fixedly connected with an end cover 7, the right end of the outer sleeve 4 is opened, the right end of the outer sleeve 4 is fixedly connected on the left side surface of the lifting lug 2 at the left side and coaxially corresponds to a pin hole (not shown) of the lifting lug 2, the hydraulic cylinder 15 is coaxially arranged in the outer sleeve 4, a piston rod of the hydraulic cylinder 15 extends rightwards, the left end of a cylinder body of the hydraulic cylinder 15 penetrates the end cover 7 and is fixedly connected with the end cover 7 through a fastening bolt 16, a blind hole (not shown) with an open left side is concentrically arranged in the pin shaft 3, the pin shaft 3 is sleeved outside the hydraulic oil cylinder 15 and coaxially and slidably arranged in the outer sleeve 4, the outer circumference of the pin shaft 3 is in sliding contact with the inner circumference of the outer sleeve 4, the right end of a piston rod of the hydraulic oil cylinder 15 extends into the blind hole and is fixedly connected with the pin shaft 3, the right end of the pin shaft 3 extends out of the right end of the outer sleeve 4, the hydraulic oil cylinder 15 drives the pin shaft 3 to move left and right to be inserted into pin holes of the two lifting lugs 2 to realize the pin penetrating and removing work, two in-place switches 5 are symmetrically arranged at the left end part and the right end part of the outer circumference of the outer sleeve 4, a long opening 8 positioned between the two in-place switches 5 is arranged at the upper side part of the outer circumference of the outer sleeve 4 along the left and right directions, a switch control trigger 6 is arranged at the left end part of the outer circumference of the pin shaft 3 and extends out of the outer sleeve 4 upwards through the long opening 8, the switch control trigger 6 moves left and right along with the pin shaft 3 and is respectively close to a corresponding in-place switch 5 to generate a high-level signal.
The in-place switch 5 comprises a waterproof protective shell 9 and a switch-type sensor 10, wherein the bottom of the waterproof protective shell 9 is fixedly connected to the outer circumference of the outer sleeve 4 through a fastening screw, and the switch-type sensor 10 is built in the waterproof protective shell 9.
The switch control trigger 6 comprises a stand column 11 and a switch control trigger rod 12, wherein the stand column 11 vertically penetrates through the long opening 8, the stand column 11 is a double-end stud with thick middle and thin two ends, the lower end of the stand column 11 is in fastening threaded connection with the upper side of the left end part of the pin shaft 3, the switch control trigger rod 12 is horizontally arranged along the left-right direction, the middle part of the switch control trigger rod 12 is sleeved on the upper-side stud of the stand column 11, a compression bolt 13 and a spring pad 14 are arranged on the upper-side stud of the stand column 11 from top to bottom, the spring pad 14 is tightly pressed on the upper part of the switch control trigger rod 12, the compression bolt 13 is tightly pressed on the upper part of the spring pad 14, and the two ends of the switch control trigger rod 12 respectively correspond to the left and right of the two switch type sensors 10.
The left end of the cylinder body of the hydraulic cylinder 15 is connected with a hydraulic pipeline 17, and the hydraulic pipeline 17 is connected with an external hydraulic station (not shown).
The upper left part of the end cover 7 is fixedly connected with a pull rod 18 which is fixedly connected with the grab beam 1.
The switch-type sensor 10, the switch control trigger lever 12 and the hydraulic station are all of the prior art, the specific construction and the working principle are not repeated, the signal control and the hydraulic control related to the utility model are all of the conventional technology, and no new computer program is related.
The utility model is characterized in that the working principle is as follows: when a pin-penetrating lifting gate is needed, after the grab beam 1 is launched in place, the hydraulic cylinder 15 is controlled to drive the pin shaft 3 to move rightwards, the pin shaft 3 drives the switch control trigger rod 12 to move rightwards together through the upright post 11 until the right end of the switch control trigger rod 12 is correspondingly close to the right-side switch-type sensor 10, the right-side switch-type sensor 10 generates a high-level signal and transmits the signal to a monitoring system of a control room through a cable, a worker judges that the pin-penetrating is in place according to the signal of the right-side switch-type sensor 10, the hydraulic cylinder 15 stops, at the moment, the right end of the pin shaft 3 stretches out rightwards from the right end of the outer sleeve 4 and sequentially penetrates through pin holes of the two lifting lugs 2, and the pin shaft 3 is spliced in the pin holes of the two lifting lugs 2 to complete pin-penetrating; when a gate is required to be put down after the pin shaft 3 is driven by the hydraulic cylinder 15 to move leftwards, the pin shaft 3 drives the switch control trigger rod 12 to move leftwards through the upright post 11 until the left end of the switch control trigger rod 12 is correspondingly close to the left switch type sensor 10, the left switch type sensor 10 generates a high-level signal and transmits the signal to a monitoring system of a control room through a cable, a worker judges that the pin is in place according to the signal of the left switch type sensor 10, the hydraulic cylinder 15 stops, and at the moment, the pin shaft 3 is completely contracted in the outer sleeve 4 to finish the pin removal; the utility model can accurately judge whether the putting-on and putting-off pin is in place, so that the hydraulic grab beam has reliability in underwater operation, and safer operation guarantee is provided for safe lifting of the gate.
The above embodiments are merely for illustrating the technical aspects of the present utility model, and it should be understood by those skilled in the art that the present utility model is described in detail with reference to the above embodiments; modifications and equivalents may be made thereto without departing from the spirit and scope of the utility model, which is intended to be encompassed by the claims.
Claims (5)
1. An underwater switch type hydraulic grabbing beam pin pulling and out device, set up on two lugs of grab beam bottom, its characterized in that: comprises a hydraulic cylinder, a pin shaft, an outer sleeve, two in-place switches and a switch control trigger, wherein the central lines of the hydraulic cylinder, the pin shaft and the outer sleeve are overlapped and horizontally arranged along the left and right directions, the left end of the outer sleeve is fixedly connected with an end cover, the right end of the outer sleeve is open, the right end of the outer sleeve is fixedly connected on the left side surface of a lifting lug on the left side and coaxially and correspondingly arranged with a pin hole of the lifting lug, the hydraulic cylinder is coaxially arranged in the outer sleeve, the piston rod of the hydraulic cylinder stretches out rightwards, the left end of a cylinder body of the hydraulic cylinder penetrates through the end cover and is fixedly connected with the end cover through a fastening bolt, a blind hole with an open left side is concentrically arranged in the pin shaft, the pin shaft is sleeved outside the hydraulic cylinder and coaxially and slidably arranged in the outer sleeve, the outer circumference of the pin shaft is in sliding contact with the inner circumference of the outer sleeve, the right end of a piston rod of the hydraulic oil cylinder stretches into the blind hole and is fixedly connected with the pin shaft, the right end of the pin shaft stretches out of the right end of the outer sleeve, the hydraulic oil cylinder drives the pin shaft to move left and right to be inserted into pin holes of the two lifting lugs to realize pin penetrating and removing work, the two in-place switches are symmetrically arranged at the left end part and the right end part of the upper side of the outer circumference of the outer sleeve, a long opening between the two in-place switches is formed in the upper side of the outer circumference of the outer sleeve along the left and right directions, the switch control trigger is arranged at the left end part of the upper side of the outer circumference of the pin shaft and upwards stretches out of the outer sleeve through the long opening, and the switch control trigger moves left and right along with the pin shaft and is respectively close to the corresponding in-place switch to generate high-level signals.
2. The underwater switch-type hydraulic grab beam pin pulling-out and pulling-in device according to claim 1, wherein: the in-place switch comprises a waterproof protective shell and a switch-type sensor, wherein the bottom of the waterproof protective shell is fixedly connected to the outer circumference of the outer sleeve through a fastening screw, and the switch-type sensor is arranged in the waterproof protective shell.
3. The underwater switch-type hydraulic grab beam pin pulling-out and pulling-in device according to claim 2, wherein: the switch control trigger comprises a stand column and a switch control trigger rod, wherein the stand column vertically penetrates through a long opening, the stand column is a double-end stud with thick middle and thin two ends, the lower end of the stand column is connected with the upper side of the left end part of a pin shaft through fastening threads, the switch control trigger rod is horizontally arranged along the left-right direction, the middle part of the switch control trigger rod is sleeved on the upper side stud of the stand column, a compression bolt and a spring pad are arranged on the upper side stud of the stand column from top to bottom, the spring pad is tightly pressed on the upper part of the switch control trigger rod, the compression bolt is tightly pressed on the upper part of the spring pad, and the two ends of the switch control trigger rod respectively correspond to the left-right sides of two switch type sensors.
4. The underwater switch-type hydraulic grab beam pin pulling-out and pulling-in device according to claim 1, wherein: the left end of the cylinder body of the hydraulic cylinder is connected with a hydraulic pipeline which is connected with an external hydraulic station.
5. The underwater switch-type hydraulic grab beam pin pulling-out and pulling-in device according to claim 1, wherein: the upper part of the left side of the end cover is fixedly connected with a pull rod which is fixedly connected with the grab beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222882705.3U CN219808339U (en) | 2022-10-31 | 2022-10-31 | Underwater switch type hydraulic grabbing beam pin pulling and releasing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222882705.3U CN219808339U (en) | 2022-10-31 | 2022-10-31 | Underwater switch type hydraulic grabbing beam pin pulling and releasing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219808339U true CN219808339U (en) | 2023-10-10 |
Family
ID=88209327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222882705.3U Active CN219808339U (en) | 2022-10-31 | 2022-10-31 | Underwater switch type hydraulic grabbing beam pin pulling and releasing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219808339U (en) |
-
2022
- 2022-10-31 CN CN202222882705.3U patent/CN219808339U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |