CN216156517U - Auxiliary opening and closing device for manual screw rod opening and closing machine - Google Patents
Auxiliary opening and closing device for manual screw rod opening and closing machine Download PDFInfo
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- CN216156517U CN216156517U CN202121605707.7U CN202121605707U CN216156517U CN 216156517 U CN216156517 U CN 216156517U CN 202121605707 U CN202121605707 U CN 202121605707U CN 216156517 U CN216156517 U CN 216156517U
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Abstract
The auxiliary opening and closing device for the manual screw rod opening and closing machine is characterized in that the auxiliary device comprises an assembled opening and closing wheel disc and a nut positioning ring, the assembled opening and closing wheel disc is of a symmetrical assembly type structure, and a wheel disc structure is formed by two semicircular force application discs and a splicing device through fixing bolts; the upper ends of the six connecting rods are fixedly connected with the assembling opening and closing wheel disc; the lower end of the connecting rod is fixedly connected with the nut positioning ring; when in use, the nut positioning ring is sleeved on a nut of the headstock gear, and the inside of the nut positioning ring adopts a shape and a structure which can be embedded with the appearance of a hexagonal nut. The device simplifies the process, improves the force application position, is convenient for personnel to open and close, can be operated by multiple persons continuously, ensures the safety and greatly improves the opening and closing efficiency. The device is quickly installed on site at one time, the assembled extension bar greatly improves the opening and closing torque, and the opening and closing difficulty caused by corrosion of a screw and a nut is overcome; the device design has a take the altitude, reaches the purpose that the application of force position kept away from and opens and close the roof beam, avoids the potential safety hazard, opens and close efficiency and improves 3~5 times.
Description
Technical Field
The utility model relates to the technical field of opening and closing equipment of a culvert gate of hydraulic engineering, in particular to an auxiliary device for manually opening and closing a gate of a small-sized manual screw type opening and closing machine.
Background
The water systems in the middle and lower reaches of Yangtze river are rich in China, and a large number of culvert gate projects are built in projects such as farmland irrigation, aquaculture farms, urban water supply and drainage, irrigation area transformation and the like and are used for controlling water levels. For vast rural plain areas, the manual screw hoist is widely used due to the advantages that the manual screw hoist is simple in structure, a power supply is not required to be specially arranged, and only a plurality of people operate in turn. The manual screw type hoist is single in structure, a nut with the diameter of 14-18 cm is arranged above the manual screw type hoist, a steel plate with the thickness of 10mm is arranged below the nut and placed on the hoist beam, and an operator twists the nut by using a wrench to control the screw to drive the gate to hoist when the gate is hoisted. When the method is implemented, firstly, the wrench needs to be aligned with the nut, then, horizontal force is applied, after the nut rotates, the wrench is removed to align with the nut for repeated operation, the rotation amount of one-time circular operation is about 60 degrees under normal conditions, the rotation amount is about one sixth of a thread circle, and the opening and closing efficiency is extremely low. Because the force application position and the hoist beam platform are on the same horizontal plane, the potential safety hazard of the arm and the beam platform of an operator and the clamping hand can be caused when the wrench is operated and used; for a screw hoist which is in a wet state for a long time, a screw and a nut of the screw hoist can be corroded in different degrees, so that the opening and closing force is increased sharply, and the phenomenon that a single person is difficult to open and close or cannot open and close occurs.
Therefore, it is urgently needed to develop an auxiliary device for manual opening and closing of a small-sized manual screw type hoist, so that multi-person operation is realized, the rotating torque is improved, and opening and closing operation can be completed only by one-time loading and unloading device, so that the gate can be opened and closed quickly, labor-saving, efficiently and safely.
Disclosure of Invention
The utility model aims to provide a quick, efficient, labor-saving and safe gate opening and closing auxiliary device for a manual screw rod opening and closing machine, which has a simple structure, is convenient to disassemble, can be quickly installed on site at one time, can realize continuous force application for multiple persons through an outer ring and an inner support rod of the device, and greatly improves the opening and closing efficiency; the opening and closing torque is greatly improved through the assembled extension bar, and the opening and closing difficulty caused by corrosion of a screw and a nut is overcome; the device design has a take the altitude, reaches the purpose that the application of force position kept away from and opens and close the roof beam, avoids operating personnel to take place potential safety hazards such as arm grazing, uses this auxiliary device after open and close efficiency than former mode can improve 3~5 times.
In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a promote auxiliary device for manual screw hoist which characterized in that: the auxiliary device comprises an assembled opening and closing wheel disc and a nut positioning ring, wherein the assembled opening and closing wheel disc is of a symmetrical assembly type structure, and a wheel disc structure is formed by two semicircular force application discs and the splicing device through fixing bolts; the upper ends of the six connecting rods are fixedly connected with the assembled opening and closing wheel disc; the lower ends of the six connecting rods are fixedly connected with the nut positioning rings; when in use, the nut positioning ring is sleeved on a nut of the headstock gear, and the inside of the nut positioning ring adopts a shape and a structure which can be embedded with the appearance of a hexagonal nut.
Further optimization, three extension rods are arranged on the assembling opening and closing wheel disc to increase the moment during operation.
In other words, the optimizing device comprises three parts of the assembled opening and closing wheel disc, the fixing bolt and the extension rod, wherein the opening and closing wheel disc is of a symmetrical assembly type structure, so that the on-site rapid assembly can be realized, and the transportation and the carrying are convenient. The device is in close contact with the nut of the screw hoist after being installed, the process that the nut is aligned by a wrench during the original operation is avoided, meanwhile, the force application position is improved, the opening and closing of personnel are facilitated, the continuous operation of multiple people is also realized, and the opening and closing efficiency is greatly improved under the condition of safety guarantee. The assembled extension bar provided by the device can further increase the moment, and ensure that the manual screw hoist can be normally opened and closed under the corrosion state.
In more detail and in a more preferred way, reference is made to the accompanying drawings: the device mainly comprises an opening and closing wheel disc 1, a fixing bolt 2 and an extension rod 3. Open and close rim plate 1 and be symmetrical formula assembly structure, mainly constitute by nut holding ring 11, connecting rod 12, application of force dish 13 and splicing apparatus 14: the nut positioning ring 11 is made of Q235 steel, the thickness of the nut positioning ring is about 20mm, the inner shape of the nut positioning ring is embedded with the appearance of a hexagonal nut, the nut positioning ring is used for clamping the nut of the screw hoist, the nut does not slip when the device applies force, and finally the force is transmitted to the nut of the hoist, so that the purpose of opening and closing the gate is achieved; the connecting rod 12 is a steel rod piece, six pieces of the whole device are obliquely welded on the side edge of the nut positioning ring 11 and the bottom of the force application disc 13, the height of the force application disc 13 is increased, so that the force application is not influenced by the collision of an arm with an opening and closing beam platform when a person opens and closes the device, and the connecting rod can also be used as a force application fulcrum to increase the overall rigidity of the device; the outer side of the force application disc 13 is a semicircular annular steel rod piece, the middle part of the force application disc is provided with an annular steel ring, the diameter of the annular steel ring is about 2mm wider than that of the screw rod, the annular steel ring is used for welding an inner connecting rod of the force application disc to achieve the stability of a horizontal supporting device and meanwhile conveniently penetrate through a screw rod of a hoist, the bottom of the force application disc is welded with the support of the connecting rod 12, and two threaded inner holes are symmetrically formed in the outer side of the force application disc for screwing the extension rod 3 in and installing the extension rod; splicing apparatus 14 is located application of force dish 13 both ends are primary and secondary formula structure, and one end is the extension formula pin, and the cross-sectional shape is square, and the other end is embedded square hole, and the quick concatenation of two the same disks of opening and close of being convenient for is used, and both ends all open a belt screw through-hole in center department for use after the device concatenation fixing bolt 2 is fixed.
The fixing bolt 2 is a steel bolt, and the lower end of the fixing bolt is provided with threads and is used for being screwed into the through hole of the splicing device 14 to fix the fixing bolt.
The extension rod 3 is steel pole, totally 4, and the top is equipped with threaded thin pole for the screw in internal thread hole is used for increasing device application of force moment on the application of force dish 13, and extension rod 3 only uses when headstock gear screw rod and nut corrosion, the power of opening and close sharply increases.
Compared with the prior art, the utility model has the beneficial effects that:
1. the device adopts the design of combining the force application disc with the connecting rod, can realize continuous force application and force application by multiple persons, and improves the opening and closing efficiency by 3-5 times compared with the original mode;
2. the device prevents the arms from being collided and rubbed with the beam platform of the hoist during opening and closing by adjusting the force application height, thereby improving the safety of operators;
3. the device adopts a vertical structure, so that the stability of the device is improved;
4. the device adopts an assembled screw structure, so that the opening and closing torque of the device can be further increased when the opening and closing are difficult, and the opening and closing capacity under complex conditions is improved;
5. the utility model adopts the assembled structure, is convenient to install and disassemble and is convenient to transport.
Drawings
FIG. 1 is a schematic view of the apparatus of the present invention.
FIG. 2 is a top view of the apparatus of the present invention.
FIG. 3 is a detailed view of the device for opening and closing the tray 1
In the figure, A is a screw hoist nut.
Detailed Description
The following detailed description of embodiments of the utility model is provided in conjunction with the appended drawings: a manual lifting auxiliary device for screw hoist, device mainly include and open and close dish 1, fixing bolt 2 and 3 three parts of extension rod. The opening and closing disc 1 mainly comprises a nut positioning ring 11, a connecting rod 12, a force application disc 13 and a splicing device 14. The device main part is symmetry formula assembly structure, during the installation with two open and close 1 bottom nut holding rings 11 symmetry place behind screw headstock gear nut A both sides with both ends splicing apparatus butt joint stretch into, later screw up with fixing bolt 2 and can be used for the screw rod to open and close. If the required opening and closing force is large, the extension rod 3 can be screwed into the hole on the force application disc 13, and the opening and closing of the device can be realized by directly applying force to the extension rod.
Claims (6)
1. The utility model provides an auxiliary opening and closing device for manual screw hoist which characterized in that: the auxiliary device comprises an assembled opening and closing wheel disc and a nut positioning ring, wherein the assembled opening and closing wheel disc is of a symmetrical assembly type structure, and a wheel disc structure is formed by two semicircular force application discs and the splicing device through fixing bolts; the upper ends of the six connecting rods are fixedly connected with the assembled opening and closing wheel disc; the lower ends of the six connecting rods are fixedly connected with the nut positioning rings; when in use, the nut positioning ring is sleeved on a nut of the headstock gear, and the inside of the nut positioning ring adopts a shape and a structure which can be embedded with the appearance of a hexagonal nut.
2. An auxiliary hoist device for a manual screw hoist according to claim 1, characterized in that: three extension rods are arranged on the wheel disc capable of being assembled.
3. An auxiliary hoist device for a manual screw hoist according to claim 1, characterized in that: the nut positioning ring is made of cast iron, the thickness of the nut positioning ring is 20mm, and the inner shape of the nut positioning ring is embedded with the shape of the hexagon bolt.
4. An auxiliary hoist device for a manual screw hoist according to claim 1, characterized in that: the connecting rod is a steel rod piece, six whole devices are arranged, and the connecting rod is obliquely welded on the lateral edge of the nut positioning ring and the bottom of the force application disc.
5. An auxiliary hoist device for a manual screw hoist according to claim 1, characterized in that: splicing apparatus is located application of force dish both ends, for primary and secondary formula structure, and one end is extension formula pin, and cross sectional shape is square, and the other end is embedded square hole, and two same opening and close quick concatenations of dish of being convenient for are used, and both ends all open a belt thread through-hole in center department for it is fixed with fixing bolt after the device concatenation.
6. An auxiliary opening and closing device for a manual screw hoist according to any one of claims 1 to 5, characterized in that: and a semicircular annular steel ring is arranged in the middle of the force application disc, and the diameter of the semicircular annular steel ring is 2mm wider than that of the screw rod.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121605707.7U CN216156517U (en) | 2021-07-14 | 2021-07-14 | Auxiliary opening and closing device for manual screw rod opening and closing machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121605707.7U CN216156517U (en) | 2021-07-14 | 2021-07-14 | Auxiliary opening and closing device for manual screw rod opening and closing machine |
Publications (1)
Publication Number | Publication Date |
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CN216156517U true CN216156517U (en) | 2022-04-01 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202121605707.7U Active CN216156517U (en) | 2021-07-14 | 2021-07-14 | Auxiliary opening and closing device for manual screw rod opening and closing machine |
Country Status (1)
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CN (1) | CN216156517U (en) |
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2021
- 2021-07-14 CN CN202121605707.7U patent/CN216156517U/en active Active
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