CN210737480U - Device for preventing gate screw rod is crooked - Google Patents
Device for preventing gate screw rod is crooked Download PDFInfo
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- CN210737480U CN210737480U CN201921452812.4U CN201921452812U CN210737480U CN 210737480 U CN210737480 U CN 210737480U CN 201921452812 U CN201921452812 U CN 201921452812U CN 210737480 U CN210737480 U CN 210737480U
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Abstract
The utility model relates to a prevent crooked device of gate screw rod belongs to agricultural irrigation control technical field. The technical scheme is as follows: a first fixing bolt (6) on one side of the screw hoist base (2) fixes the screw hoist base, the bottom beam, the elastic O-shaped ring and the gasket together; the screw hoist base and the bottom beam are fixed together by a second fixing bolt (19) on the other side, and an elastic O-shaped ring and a gasket are not arranged on the second fixing bolt (19) on the other side; the pressure monitor and the adjusting bolt are arranged at one end of a screw hoist base with an elastic O-shaped ring and a gasket. The utility model has the advantages that: no matter be hand screw rod headstock gear or electronic screw rod headstock gear, adopt the utility model discloses, when the screw rod gate takes place the card floodgate accident, pressure monitor can in time send the card floodgate signal to stop the gate operation, prevent that the gate screw rod from appearing crooked.
Description
Technical Field
The utility model relates to a prevent crooked device of gate screw rod belongs to agricultural irrigation control technical field.
Background
At present, a screw gate which is widely used in the water conservancy industry generally comprises a screw hoist, a gate screw, a gate plate and a bottom beam, wherein the bottom beam is arranged above a channel, the screw hoist is fixed on the bottom beam, the gate plate is positioned in the channel below the bottom beam, and the gate plate is connected with the screw hoist through the gate screw. The screw hoist is driven by hand or electric mode to control the gate plate to lift. The flashboard is at the in-process that descends, because the base of flashboard sinks in aqueous, there is floater or siltation to cause the card floodgate in aqueous, or actual gate is on the earth and the headstock gear is still descending, can make the headstock gear continue to push away the gate screw rod and descend, and the flashboard of screw rod bottom is motionless will cause the screw rod crooked, because when the flashboard under water blocks, operating personnel operates on the floorbar, can not in time discover, also can not in time stop the headstock gear operation, it is very general to cause the crooked phenomenon of gate screw rod, do not have better solution at present to solve this problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a prevent crooked device of gate screw rod in time informs the operator when taking place the card floodgate and stops the headstock gear operation to prevent that the gate screw rod is crooked, solve the above-mentioned problem among the background art.
The technical scheme of the utility model is that:
a device for preventing a gate screw from bending comprises a screw hoist, a screw hoist base, a gate screw, a gate plate, a bottom beam and a pressure monitor; the screw hoist is integrated with a screw hoist base, a bottom beam is arranged above a channel, the screw hoist base is arranged on the bottom beam, the flashboard is positioned in the channel below the bottom beam, and the flashboard is connected with the screw hoist through a gate screw; one side of the screw hoist base is fixed on the bottom beam through a first fixing bolt, a gasket and an elastic O-shaped ring are arranged between the upper surface of the screw hoist base and a fastening nut of the first fixing bolt, and the upper surface of the screw hoist base is in elastic contact with the fastening nut of the first fixing bolt; the other side of the screw hoist base is fixed on the bottom beam through a second fixing bolt, a washer and an elastic O-shaped ring are not arranged on the second fixing bolt, and the upper surface of the screw hoist base is in rigid contact with a fastening nut of the second fixing bolt; a pressure monitor support is arranged on the bottom beam close to the first fixing bolt, a pressure monitor is arranged on the pressure monitor support, the pressure monitor comprises a long-strip-shaped weighing sensor, a lithium battery buzzer and a waterproof box, the lithium battery and the buzzer are arranged in the waterproof box, and the long-strip-shaped weighing sensor, the lithium battery and the buzzer are connected with each other; the one end of rectangular shape weighing sensor length direction is fixed on the pressure monitor support, and for the stiff end, the other end stretches to the screw headstock gear, and for the cantilever end, rectangular shape weighing sensor cantilever end is equipped with the screw hole, and adjusting bolt passes from the screw hole, and adjusting bolt's lower extreme is pressed on the screw headstock gear base, and the fixing bolt on this side screw headstock gear base is equipped with elasticity O type ring and packing ring.
The strip-shaped weighing sensor is a strip-shaped common weighing sensor and is also called a force transducer, and the strip-shaped weighing sensor outputs an electric signal to drive the buzzer to send out an alarm signal. The appearance of a common weighing sensor sold in the market is manufactured into a strip shape, and a stress detection sensor of the weighing sensor is arranged at the cantilever end of the strip-shaped weighing sensor.
The strip-shaped weighing sensor is internally provided with a known and common comparator (logic circuit), the value measured by the weighing sensor is compared with a set value, and if the value exceeds the set value, an electric signal is output to drive a buzzer to send out an alarm signal. The setting value of the elongated load cell may be set when the load cell is purchased or assembled.
A circuit or a device that can perform such a comparison function is called a comparator, and two or more data items are compared to determine whether they are equal or to determine the magnitude relationship and the arrangement order between them. A comparator is a circuit that compares an analog voltage signal with a reference voltage. The two paths of input of the comparator are analog signals, the output is binary signals 0 or 1, and when the difference value of the input voltage is increased or decreased and the positive sign and the negative sign are unchanged, the output is kept constant.
The waterproof box is located above the fixed end of the elongated weighing sensor. The buzzer may be an audible and visual alarm.
The screw hoist comprises a hand-operated screw hoist and an electric screw hoist.
The utility model discloses still be equipped with the protection casing, detain pressure monitor, adjusting bolt and pressure monitor support in the protection casing. The protective cover is provided with an anti-theft lock.
When the screw hoist is an electric screw hoist, the pressure monitor can be connected with a public gate control instrument, and the gate control instrument is called a gate control instrument and used for controlling the electric screw hoist; the contact of pressure monitor output is connected to the floodgate accuse appearance, and the electronic screw headstock gear of floodgate accuse appearance control works.
The bottom beam and the screw hoist base are horizontally arranged, the screw hoist, the gate screw and the gate plate are on the same central line, and the central line is perpendicular to the bottom beam and the screw hoist base. The strip-shaped weighing sensor is horizontally arranged.
When the gate normally runs downwards, the gate plate is heavier, the screw hoist bears the gravity of the gate plate connected with a gate screw, the screw hoist base is supported by the bottom beam, and the first fixing bolt and the second fixing bolt for fixing the screw hoist base and the bottom beam are not stressed; when the gate is blocked, the gate plate does not move downwards any more, the screw hoist continues to push the gate screw downwards, and the screw hoist base can bear an upward force under the condition; at the moment, the elastic O-shaped ring of one side of the screw hoist base with the elastic O-shaped ring and the gasket is extruded upwards by the screw hoist base to deform, so that the screw hoist base at the side is displaced upwards; the upward displacement of the screw hoist base acts on an adjusting bolt connected with the pressure monitor, and the adjusting bolt transmits the force generated by the upward displacement of the screw hoist base to the pressure monitor. The pressure monitor sends out an alarm signal to inform the operator to stop the electric screw hoist, thereby preventing the screw from being further bent.
The utility model relates to a screw hoist, screw hoist base, gate screw, flashboard, floorbar, fixing bolt, packing ring, elasticity O type ring, pressure monitor support, adjusting bolt, floodgate accuse appearance, lithium cell, bee calling organ, protection casing etc. are the publicly known products in the field, and ordinary technical personnel in the field can choose for use as required or make by oneself.
The utility model has the advantages that: no matter be hand screw rod headstock gear or electronic screw rod headstock gear, adopt the utility model discloses, when the screw rod gate takes place the card floodgate accident, pressure monitor can in time send the card floodgate signal to stop the gate operation, prevent that the gate screw rod from appearing crooked.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a second embodiment of the present invention;
fig. 3 is a schematic structural diagram of a pressure monitor according to an embodiment of the present invention;
in the figure: the device comprises a screw hoist 1, a screw hoist base 2, a gate screw 3, a gate plate 4, a bottom beam 5, a first fixing bolt 6, a gasket 7, an elastic O-shaped ring 8, a pressure monitor 9, a pressure monitor support 10, an adjusting bolt 11, a long-strip-shaped weighing sensor 12, a lithium battery 14, a buzzer 16, a protective cover 17, a gate control instrument 18, a second fixing bolt 19, a waterproof box 20 and a threaded hole 21.
Detailed Description
The present invention will be further explained by embodiments with reference to the accompanying drawings.
A device for preventing gate screw bending comprises a screw hoist 1, a screw hoist base 2, a gate screw 3, a gate plate 4, a bottom beam 5 and a pressure monitor 9; the screw hoist 1 and the screw hoist base 2 are integrated, the bottom beam 5 is arranged above a channel, the screw hoist base 2 is arranged on the bottom beam, the flashboard 4 is positioned in the channel below the bottom beam, and the flashboard 4 is connected with the screw hoist 1 through the gate screw 3; one side of the screw hoist base 2 is fixed on the bottom beam 5 through a first fixing bolt 6, a gasket 7 and an elastic O-shaped ring 8 are arranged between the upper surface of the screw hoist base 2 and a fastening nut of the first fixing bolt 6, and the upper surface of the screw hoist base 2 is in elastic contact with the fastening nut of the first fixing bolt 6; the other side of the screw hoist base 2 is fixed on the bottom beam 5 through a second fixing bolt 19, a washer and an elastic O-shaped ring are not arranged on the second fixing bolt 19, and the upper surface of the screw hoist base 2 is in rigid contact with a fastening nut of the second fixing bolt 19; a pressure monitor support 10 is arranged on the bottom beam 5 close to the first fixing bolt 6, a pressure monitor 9 is arranged on the pressure monitor support 10, the pressure monitor 9 comprises a long-strip-shaped weighing sensor 12, a lithium battery 14, a buzzer 16 and a waterproof box 20, the lithium battery and the buzzer are arranged in the waterproof box, and the long-strip-shaped weighing sensor, the lithium battery and the buzzer are connected with each other; one end of the length direction of the long-strip-shaped weighing sensor 12 is fixed to the pressure monitor support 10 and is a fixed end, the other end of the long-strip-shaped weighing sensor 12 extends to the screw hoist 1 and is a cantilever end, the cantilever end of the long-strip-shaped weighing sensor 12 is provided with a threaded hole 21, the adjusting bolt 11 penetrates through the threaded hole 21, the lower end of the adjusting bolt is pressed on the screw hoist base 2, and a first fixing bolt 6 on the screw hoist base 2 is provided with an elastic O-shaped ring 8 and a gasket 7.
The strip-shaped weighing sensor 12 is a strip-shaped common weighing sensor, also called a force transducer, and the strip-shaped weighing sensor 12 outputs an electric signal to drive the buzzer to send out an alarm signal. The shape of a common weighing sensor sold in the market is manufactured into a strip shape, and a stress detection sensor of the weighing sensor is arranged at the cantilever end of a strip-shaped weighing sensor 12.
The strip-shaped weighing sensor 12 is internally provided with a known and common comparator (logic circuit), compares the value measured by the weighing sensor with a set value, outputs an electric signal when the value exceeds the set value, and drives a buzzer to send out an alarm signal. The setting of the elongated load cell 12 may be set at the time of purchase or assembly of the load cell.
A circuit or a device that can perform such a comparison function is called a comparator, and two or more data items are compared to determine whether they are equal or to determine the magnitude relationship and the arrangement order between them. A comparator is a circuit that compares an analog voltage signal with a reference voltage. The two paths of input of the comparator are analog signals, the output is binary signals 0 or 1, and when the difference value of the input voltage is increased or decreased and the positive sign and the negative sign are unchanged, the output is kept constant.
The waterproof box 20 is positioned above the fixed end of the elongated weighing sensor 12. The buzzer may be an audible and visual alarm.
The screw hoist 1 comprises a hand-operated screw hoist and an electric screw hoist.
The utility model discloses still be equipped with protection casing 17, detain pressure monitor 9, adjusting bolt 11 and pressure monitor support 10 in protection casing 17. The protective cover is provided with an anti-theft lock.
When the screw hoist is an electric screw hoist, the pressure monitor 9 can be connected with a public gate control instrument 18, and the gate control instrument 18 is called a gate control instrument for controlling the electric screw hoist; the contact of pressure monitor 9 output is connected to the floodgate accuse appearance, and the electronic screw headstock gear of floodgate accuse appearance control works.
The bottom beam 5 and the screw hoist base 2 are horizontally arranged, the screw hoist 1, the gate screw 3 and the gate plate 4 are on the same central line, and the central line is perpendicular to the bottom beam 5 and the screw hoist base 2. The elongated load cell 12 is horizontally disposed.
The first embodiment is as follows:
a first fixing bolt 6 on one side of the screw hoist base 2 fixes the screw hoist base, the bottom beam, the elastic O-shaped ring and the gasket together; the screw hoist base and the bottom beam are fixed together by the second fixing bolt 19 on the other side, and an elastic O-shaped ring and a gasket are not arranged on the second fixing bolt 19 on the side; the pressure monitor and the adjusting bolt are arranged at one end of a screw hoist base with an elastic O-shaped ring and a gasket;
the screw hoist 1 is an electric screw hoist, and the pressure monitor 9 is connected with the gate control instrument 18; when the gate controller 18 controls the gate to normally move downwards, the gate plate is heavy, the electric screw hoist bears the gravity of the gate plate connected with a gate screw, a screw hoist base is supported by a bottom beam, and a first fixing bolt 6 and a second fixing bolt 19 for fixing the screw hoist base and the bottom beam are not stressed;
when the gate is blocked, the gate plate 4 does not move downwards any more, the gate controller controls the electric screw hoist to continuously push the gate screw 3 downwards, and the screw hoist base can bear an upward force under the condition; at the moment, the elastic O-shaped ring of one side of the screw hoist base with the elastic O-shaped ring and the gasket is extruded upwards by the screw hoist base to deform, so that the screw hoist base at the side is displaced upwards;
the upward displacement of the screw hoist base acts on an adjusting bolt 11 connected with a pressure monitor, and the adjusting bolt transmits the force generated by the upward displacement of the screw hoist base to the pressure monitor;
the pressure monitor sends out alarm signal, informs the staff, controls the brake control appearance simultaneously and stops electronic screw headstock gear to prevent that the screw rod from being further kicked over and bent.
Pressure that the ascending displacement of screw headstock gear base produced is received to rectangular shape weighing sensor 12 of pressure monitor, and rectangular shape weighing sensor 12 output signal drive bee calling organ sends alarm signal.
Example two:
the screw hoist 1 is a hand screw hoist, when the gate normally runs downwards, the gate plate is heavy, the hand screw hoist bears the gravity of the gate plate connected with the gate screw, the screw hoist base is supported by the bottom beam, and the first fixing bolt 6 and the second fixing bolt 19 which are used for fixing the screw hoist base and the bottom beam are not stressed; when the gate is blocked, the gate plate 4 does not run downwards any more, the hand-operated screw hoist continues to push the gate screw 3 downwards, and the screw hoist base can bear an upward force under the condition; at the moment, the elastic O-shaped ring of one side of the screw hoist base with the elastic O-shaped ring and the gasket is extruded upwards by the screw hoist base to deform, so that the screw hoist base at the side is displaced upwards; the upward displacement of the screw hoist base acts on an adjusting bolt 11 connected with a pressure monitor, and the adjusting bolt transmits the pressure generated by the upward displacement of the screw hoist base to the pressure monitor. The pressure monitor sends out alarm signal, informs the operator to stop the hand screw hoist to prevent the screw from being further bent. Pressure that the ascending displacement of screw headstock gear base produced is received to rectangular shape weighing sensor 12 of pressure monitor, and rectangular shape weighing sensor 12 output signal drive bee calling organ sends alarm signal.
Claims (7)
1. The utility model provides a prevent crooked device of gate screw rod which characterized in that: comprises a screw hoist (1), a screw hoist base (2), a gate screw (3), a gate plate (4), a bottom beam (5) and a pressure monitor (9); the screw hoist (1) is integrated with a screw hoist base (2), a bottom beam (5) is arranged above a channel, the screw hoist base (2) is arranged on the bottom beam, a gate plate (4) is positioned in the channel below the bottom beam, and the gate plate (4) is connected with the screw hoist (1) through a gate screw (3); one side of the screw hoist base (2) is fixed on the bottom beam (5) through a first fixing bolt (6), a gasket (7) and an elastic O-shaped ring (8) are arranged between the upper surface of the screw hoist base (2) and a fastening nut of the first fixing bolt (6), and the upper surface of the screw hoist base (2) is in elastic contact with the fastening nut of the first fixing bolt (6); the other side of the screw hoist base (2) is fixed on the bottom beam (5) through a second fixing bolt (19), a washer and an elastic O-shaped ring are not arranged on the second fixing bolt (19), and the upper surface of the screw hoist base (2) is in rigid contact with a fastening nut of the second fixing bolt (19); a pressure monitor support (10) is arranged on a bottom beam (5) close to a first fixing bolt (6), a pressure monitor (9) is arranged on the pressure monitor support (10), the pressure monitor (9) comprises a long-strip-shaped weighing sensor (12), a lithium battery (14), a buzzer (16) and a waterproof box (20), the lithium battery and the buzzer are arranged in the waterproof box, and the long-strip-shaped weighing sensor, the lithium battery and the buzzer are connected with each other; the one end of rectangular shape weighing sensor (12) length direction is fixed on pressure monitor support (10), for the stiff end, and the other end stretches to screw hoist (1), for the cantilever end, and rectangular shape weighing sensor (12) cantilever end is equipped with screw hole (21), and adjusting bolt (11) pass from screw hole (21), and adjusting bolt's lower extreme is pressed on screw hoist base (2).
2. The apparatus for preventing a gate screw from bending according to claim 1, wherein: the waterproof box (20) is positioned above the fixed end of the elongated weighing sensor (12).
3. A gate screw bending prevention apparatus according to claim 1 or 2, wherein: the buzzer is an audible and visual alarm.
4. A gate screw bending prevention apparatus according to claim 1 or 2, wherein: the screw hoist (1) is a hand screw hoist or an electric screw hoist.
5. The apparatus for preventing a gate screw from bending according to claim 1, wherein: the pressure monitoring device is also provided with a protective cover (17), and the pressure monitoring device (9), the adjusting bolt (11) and the pressure monitoring device bracket (10) are buckled in the protective cover (17).
6. The apparatus for preventing a gate screw from bending according to claim 5, wherein: the protective cover is provided with an anti-theft lock.
7. A gate screw bending prevention apparatus according to claim 1 or 2, wherein: the bottom beam (5) and the screw hoist base (2) are horizontally arranged, the screw hoist (1), the gate screw (3) and the gate plate (4) are on the same central line, and the central line is perpendicular to the bottom beam (5) and the screw hoist base (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921452812.4U CN210737480U (en) | 2019-09-03 | 2019-09-03 | Device for preventing gate screw rod is crooked |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921452812.4U CN210737480U (en) | 2019-09-03 | 2019-09-03 | Device for preventing gate screw rod is crooked |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210737480U true CN210737480U (en) | 2020-06-12 |
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ID=70989478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921452812.4U Active CN210737480U (en) | 2019-09-03 | 2019-09-03 | Device for preventing gate screw rod is crooked |
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| Country | Link |
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| CN (1) | CN210737480U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110485385A (en) * | 2019-09-03 | 2019-11-22 | 唐山现代工控技术有限公司 | A kind of method and device preventing gate bent screws |
-
2019
- 2019-09-03 CN CN201921452812.4U patent/CN210737480U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110485385A (en) * | 2019-09-03 | 2019-11-22 | 唐山现代工控技术有限公司 | A kind of method and device preventing gate bent screws |
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