CN210262954U - Radial gate locking structure - Google Patents
Radial gate locking structure Download PDFInfo
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- CN210262954U CN210262954U CN201921074773.9U CN201921074773U CN210262954U CN 210262954 U CN210262954 U CN 210262954U CN 201921074773 U CN201921074773 U CN 201921074773U CN 210262954 U CN210262954 U CN 210262954U
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- locking
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- rotating shaft
- lifting lug
- support arm
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 8
- 239000010959 steel Substances 0.000 claims abstract description 8
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000003578 releasing effect Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000010586 diagram Methods 0.000 description 1
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Abstract
A radial gate locking structure, in particular to a radial gate locking structure for improving safety. The utility model is connected with a hydraulic hoist and is characterized in that the locking structure comprises a door leaf, a locking device, a support arm, a hinge shaft and a lifting lug, the door leaf is arc-shaped, the support arm is V-shaped, two ends of the support arm are respectively connected with two ends of the door leaf, and the middle point of the support arm is connected with a hinge of the side part of the gate pier of the runner through the hinge shaft; a lifting lug is arranged at the connecting position of the support arm and the door leaf, and the hydraulic hoist is connected with the support arm through the lifting lug and drives the support arm to rotate; the locking device is fixed on a steel frame of the gate and comprises a sleeve, a locking shaft, a connecting hinge, a locking oil cylinder and a hinge shaft, the rear end of the locking oil cylinder is connected with a support joint of the steel frame through the hinge shaft, and the front end of the locking oil cylinder is connected with the locking shaft through the connecting hinge. The utility model discloses a hydraulic locking hydro-cylinder drives the locking axle, avoids appearing the gate because of hydraulic hoist leakage trouble unable flood discharge to provide important guarantee for hydraulic and hydroelectric engineering safe operation.
Description
Technical Field
The utility model relates to a water conservancy and hydropower engineering, especially a radial gate locking structure that can lock the radial gate aperture, improves the security.
Background
The radial gate is a gate widely applied, has the advantages of simple structure, small opening and closing force, good water flow condition and the like, and is widely used as a working gate for controlling water drainage on a hydraulic work water outlet structure. The radial gate is usually operated by a hydraulic hoist, when the radial gate is required to be opened to drain water, the radial gate is operated by the hydraulic hoist to run to an appointed opening degree to drain, at the moment, a hydraulic lock of the hydraulic hoist is closed, and the radial gate is held by a hydraulic cylinder. When the hydraulic system has large leakage, the automatic reset function of the hydraulic hoist fails, so that the hydraulic cylinder cannot hold the gate. If the accident occurs in the flood period, a serious accident that the radial gate cannot discharge water normally and the dam overflows can occur.
Disclosure of Invention
The utility model aims to solve is on current hydraulic engineering, when hydraulic system had great leakage, hydraulic hoist's automatic re-setting function became invalid, leads to the pneumatic cylinder can't hold the problem of gate, provides one kind and can lock radial gate aperture, improves the radial gate locking structure of security.
The utility model discloses a radial gate locking structure is connected with hydraulic hoist, its characterized in that this locking structure includes door leaf, locking device, support arm, hinge and lug, and the door leaf is the arc, and the support arm is the V style of calligraphy, and the support arm both ends are connected with door leaf both ends respectively, and the support arm mid point is connected with the hinge of the gate pier lateral part of runner through the hinge; a lifting lug is arranged at the connecting position of the support arm and the door leaf, and the hydraulic hoist is connected with the support arm through the lifting lug and drives the support arm to rotate; the locking device is fixed on a steel frame of the gate and comprises a sleeve, a locking shaft, a connecting hinge, a locking oil cylinder and a hinge shaft, the rear end of the locking oil cylinder is connected with a bracket joint of the steel frame through the hinge shaft, and the front end of the locking oil cylinder is connected with the locking shaft through the connecting hinge; a plurality of locking holes are formed in the door leaf at equal intervals, the diameter of each locking hole is matched with that of the locking shaft, the locking oil cylinder is a double-acting industrial cylinder, and the locking shaft is operated to move axially to perform pin penetrating and pin releasing actions on the locking holes in the door leaf.
The connecting hinge comprises a lifting lug, a joint bearing, a fastener, a locking shaft joint and a limiting cylinder, the lifting lug is fixed at the front end of the locking oil cylinder, the locking shaft joint is fixed at the rear end of the locking shaft, two rectangular section annular grooves are symmetrically arranged on the inner wall of a hole of the lifting lug, a stop ring is arranged in each rectangular section annular groove, the joint bearing is arranged between the two stop rings, and the stop rings limit the axial movement of the outer ring of the joint bearing; the limiting cylinders are arranged on two sides of the knuckle bearing to limit the axial movement of the inner ring of the knuckle bearing; the locking shaft and the locking oil cylinder are connected through a connecting hinge, and rotate around the rotating shaft; the rotating shaft is of a three-section stepped structure, the middle end of the rotating shaft is matched with the inner ring of the joint bearing, the small end of the rotating shaft is provided with a thread, and the large end of the rotating shaft is matched with the end face of the locking shaft lifting lug; the fastener includes nut and elastic gasket, and the nut passes through the screw thread to be connected with the tip of axis of rotation, and elastic gasket places between nut and axis of rotation.
The hinge shaft comprises a lifting lug, a bracket joint, a fastener, a joint bearing, a stop ring, a rotating shaft and a limiting cylinder, the lifting lug is fixed at the rear end of the locking oil cylinder, two annular grooves with rectangular sections are symmetrically arranged on the inner wall of a hole of the lifting lug, one stop ring is arranged in each annular groove with rectangular sections, the joint bearing is arranged between the two stop rings, and the stop rings limit the axial movement of the outer ring of the joint bearing; the limiting cylinders are arranged on two sides of the knuckle bearing to limit the axial movement of the inner ring of the knuckle bearing; the locking shaft and the locking oil cylinder are connected through a connecting hinge, and rotate around the rotating shaft; the rotating shaft is of a three-section stepped structure, the middle end of the rotating shaft is matched with the inner ring of the joint bearing, the small end of the rotating shaft is provided with a thread, and the large end of the rotating shaft is matched with the end face of the locking shaft lifting lug; the fastener includes nut and elastic gasket, and the nut passes through the screw thread to be connected with the tip of axis of rotation, and elastic gasket places between nut and axis of rotation.
When the radial gate locking device is used, the hydraulic hoist is firstly contracted to drive the support arm to rotate around the hinge shaft so as to drive the gate leaf to rotate upwards, the radial gate is opened, after the gate leaf rotates to a proper opening degree, the hydraulic hoist fixes the radial gate, then the locking oil cylinder pushes the locking shaft to extend out of the sleeve, and the front end of the locking shaft is inserted into the corresponding locking hole of the gate leaf to lock the radial gate.
The utility model discloses a regulation formula bar gate water seal, simple structure, convenient to use, the design science drives the locking axle through hydraulic locking hydro-cylinder, with the aperture of radial gate locking at the settlement, avoids appearing the gate because of hydraulic hoist leakage fault unable flood discharge to provide important guarantee for hydraulic and hydroelectric engineering's safe operation.
Drawings
FIG. 1 is a schematic view of the radial gate closed.
Fig. 2 is a schematic view of the radial gate at the maximum opening degree.
Fig. 3 is a diagram of a hydraulic locking device.
Fig. 4 is a view showing a state where the hydraulic lock device locks the shaft in an extended state.
FIG. 5 is a detail view of the connection of the hydraulic cylinder and the locking shaft.
The locking device comprises a door leaf 1, a locking device 2, a support arm 3, a hinge shaft 4, a lifting lug 5, a support hinge 6, a hydraulic hoist 7, a sleeve 8, a locking shaft 9, a connecting hinge 10, a locking oil cylinder 11, a locking hole 12, a joint bearing 13, a locking shaft joint 14, a limiting cylinder 15, a stop ring 16 and a rotating shaft 17; nut 18, bracket joint 19.
Detailed Description
Example 1: a radial gate locking structure is connected with a hydraulic hoist 7 and comprises a gate leaf 1, a locking device 2, a support arm 3, a hinge shaft 4 and a lifting lug 5, wherein the gate leaf 1 is arc-shaped, the support arm 3 is V-shaped, two ends of the support arm 3 are respectively connected with two ends of the gate leaf 1, and the middle point of the support arm 3 is connected with a support hinge 6 at the side part of a gate pier of a flow channel through the hinge shaft 4; a lifting lug 5 is arranged at the connecting position of the support arm 3 and the door leaf 1, and a hydraulic hoist 7 is connected with the support arm 3 through the lifting lug 5 and drives the support arm 3 to rotate; the locking device 2 is fixed on a steel frame of the gate, the locking device 2 comprises a sleeve 8, a locking shaft 9, a connecting hinge 10, a locking oil cylinder 11 and a hinge shaft 4, the rear end of the locking oil cylinder 11 is connected with a support joint 19 of the steel frame through the hinge shaft 4, and the front end of the locking oil cylinder 11 is connected with the locking shaft 9 through the connecting hinge 10; a plurality of locking holes 12 are equidistantly arranged on the door leaf 1, the diameter of each locking hole 12 is matched with that of the locking shaft 9, the locking oil cylinder 11 is a double-acting industrial cylinder, the locking shaft 9 is operated to axially move, and the locking holes 12 in the door leaf 1 are subjected to pin penetrating and pin releasing actions.
The connecting hinge 10 comprises a lifting lug 5, a knuckle bearing 13, a fastener, a locking shaft joint 14 and a limiting barrel 15, the lifting lug 5 is fixed at the front end of a locking oil cylinder 11, the locking shaft joint 14 is fixed at the rear end of a locking shaft 9, two rectangular section annular grooves are symmetrically arranged on the inner wall of a hole of the lifting lug 5, a stop ring 16 is arranged in each rectangular section annular groove, the knuckle bearing 13 is arranged between the two stop rings 16, and the stop rings 16 limit the axial movement of the outer ring of the knuckle bearing 13; the limiting cylinders 15 are arranged on two sides of the knuckle bearing 13 and limit the axial movement of the inner ring of the knuckle bearing 13; the locking shaft 9 and the locking oil cylinder 11 are connected through a connecting hinge 10, and the locking shaft 9 and the locking oil cylinder 11 rotate around a rotating shaft 17; the rotating shaft 17 is of a three-section stepped structure, the middle end of the rotating shaft 17 is matched with the inner ring of the knuckle bearing 13, the small end of the rotating shaft 17 is provided with a thread, and the large end of the rotating shaft 17 is matched with the end face of the lifting lug 5 of the locking shaft 9; the fastener includes a nut 18 and an elastic washer, the nut 18 being threadedly coupled to a small end of the rotary shaft 17, the elastic washer being interposed between the nut 18 and the rotary shaft 17.
The hinge shaft 4 comprises a lifting lug 5, a bracket joint 19, a fastener, a joint bearing 13, a stop ring 16, a rotating shaft 17 and a limiting cylinder 15, the lifting lug 5 is fixed at the rear end of the locking oil cylinder 11, two annular grooves with rectangular sections are symmetrically arranged on the inner wall of a hole of the lifting lug 5, one stop ring 16 is arranged in each annular groove with rectangular sections, the joint bearing 13 is arranged between the two stop rings 16, and the stop rings 16 limit the axial movement of the outer ring of the joint bearing 13; the limiting cylinders 15 are arranged on two sides of the knuckle bearing 13 and limit the axial movement of the inner ring of the knuckle bearing 13; the locking shaft 9 and the locking oil cylinder 11 are connected through a connecting hinge 10, and the locking shaft 9 and the locking oil cylinder 11 rotate around a rotating shaft 17; the rotating shaft 17 is of a three-section stepped structure, the middle end of the rotating shaft 17 is matched with the inner ring of the knuckle bearing 13, the small end of the rotating shaft 17 is provided with a thread, and the large end of the rotating shaft 17 is matched with the end face of the lifting lug 5 of the locking shaft 9; the fastener includes a nut 18 and an elastic washer, the nut 18 being threadedly coupled to a small end of the rotary shaft 17, the elastic washer being interposed between the nut 18 and the rotary shaft 17.
When the gate valve is used, firstly, the hydraulic hoist 7 contracts to drive the support arm 3 to rotate around the hinge shaft 4, then the gate leaf 1 is driven to rotate upwards, the radial gate is opened, after the gate leaf 1 rotates to a proper opening degree, the hydraulic hoist 7 fixes the radial gate, then the locking oil cylinder 11 pushes the locking shaft 9 to extend out of the sleeve 8, and the front end of the locking shaft 9 is inserted into the corresponding locking hole 12 of the gate leaf 1 to lock the radial gate.
Claims (3)
1. A radial gate locking structure is connected with a hydraulic hoist (7), and is characterized in that the locking structure comprises a gate leaf (1), a locking device (2), a support arm (3), a hinge shaft (4) and a lifting lug (5), wherein the gate leaf (1) is arc-shaped, the support arm (3) is V-shaped, two ends of the support arm (3) are respectively connected with two ends of the gate leaf (1), and the middle point of the support arm (3) is connected with a support hinge (6) at the side part of a gate pier of a runner through the hinge shaft (4); a lifting lug (5) is arranged at the connecting position of the support arm (3) and the door leaf (1), and the hydraulic hoist (7) is connected with the support arm (3) through the lifting lug (5) and drives the support arm (3) to rotate; the locking device (2) is fixed on a steel frame of the gate, the locking device (2) comprises a sleeve (8), a locking shaft (9), a connecting hinge (10), a locking oil cylinder (11) and a hinge shaft (4), the rear end of the locking oil cylinder (11) is connected with a support joint (19) of the steel frame through the hinge shaft (4), and the front end of the locking oil cylinder (11) is connected with the locking shaft (9) through the connecting hinge (10); a plurality of locking holes (12) are equidistantly arranged on the door leaf (1), the diameters of the locking holes (12) are matched with the diameter of the locking shaft (9), the locking oil cylinder (11) is a double-acting industrial cylinder, and the locking shaft (9) is operated to axially move to perform pin penetrating and pin releasing actions on the locking holes (12) on the door leaf (1).
2. The radial gate locking structure according to claim 1, wherein the connecting hinge (10) comprises a lifting lug (5), a knuckle bearing (13), a fastener, a locking shaft joint (14) and a limiting cylinder (15), the lifting lug (5) is fixed at the front end of the locking oil cylinder (11), the locking shaft joint (14) is fixed at the rear end of the locking shaft (9), two annular grooves with rectangular cross sections are symmetrically arranged on the inner wall of the hole of the lifting lug (5), a stop ring (16) is placed in each annular groove with rectangular cross sections, the knuckle bearing (13) is installed between the two stop rings (16), and the stop ring (16) limits the axial movement of the outer ring of the knuckle bearing (13); the limiting cylinders (15) are arranged on two sides of the knuckle bearing (13) and limit the axial movement of the inner ring of the knuckle bearing (13); the locking shaft (9) and the locking oil cylinder (11) are connected through a connecting hinge (10), and the locking shaft (9) and the locking oil cylinder (11) rotate around a rotating shaft (17); the rotating shaft (17) is of a three-section ladder structure, the middle end of the rotating shaft (17) is matched with the inner ring of the joint bearing (13), the small end of the rotating shaft (17) is provided with a thread, and the large end of the rotating shaft (17) is matched with the end face of the lifting lug (5) of the locking shaft (9); the fastener comprises a nut (18) and an elastic gasket, the nut (18) is connected with the small end of the rotating shaft (17) through threads, and the elastic gasket is arranged between the nut (18) and the rotating shaft (17).
3. The radial gate locking structure according to claim 1, wherein the hinge shaft (4) comprises a lifting lug (5), a bracket joint (19), a fastener, a knuckle bearing (13), a stop ring (16), a rotating shaft (17) and a limiting cylinder (15), the lifting lug (5) is fixed at the rear end of the locking cylinder (11), two annular grooves with rectangular cross sections are symmetrically arranged on the inner wall of the hole of the lifting lug (5), one stop ring (16) is arranged in each annular groove with rectangular cross sections, the knuckle bearing (13) is arranged between the two stop rings (16), and the stop rings (16) limit the axial movement of the outer ring of the knuckle bearing (13); the limiting cylinders (15) are arranged on two sides of the knuckle bearing (13) and limit the axial movement of the inner ring of the knuckle bearing (13); the locking shaft (9) and the locking oil cylinder (11) are connected through a connecting hinge (10), and the locking shaft (9) and the locking oil cylinder (11) rotate around a rotating shaft (17); the rotating shaft (17) is of a three-section ladder structure, the middle end of the rotating shaft (17) is matched with the inner ring of the joint bearing (13), the small end of the rotating shaft (17) is provided with a thread, and the large end of the rotating shaft (17) is matched with the end face of the lifting lug (5) of the locking shaft (9); the fastener comprises a nut (18) and an elastic gasket, the nut (18) is connected with the small end of the rotating shaft (17) through threads, and the elastic gasket is arranged between the nut (18) and the rotating shaft (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921074773.9U CN210262954U (en) | 2019-07-10 | 2019-07-10 | Radial gate locking structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921074773.9U CN210262954U (en) | 2019-07-10 | 2019-07-10 | Radial gate locking structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210262954U true CN210262954U (en) | 2020-04-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921074773.9U Active CN210262954U (en) | 2019-07-10 | 2019-07-10 | Radial gate locking structure |
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| Country | Link |
|---|---|
| CN (1) | CN210262954U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110230293B (en) * | 2019-07-10 | 2024-01-23 | 中国电建集团昆明勘测设计研究院有限公司 | Radial gate locking structure |
-
2019
- 2019-07-10 CN CN201921074773.9U patent/CN210262954U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110230293B (en) * | 2019-07-10 | 2024-01-23 | 中国电建集团昆明勘测设计研究院有限公司 | Radial gate locking structure |
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