CN210946724U - Steel gate driven by worm wheel - Google Patents

Abstract

The utility model discloses a through worm gear drive's steel gate, including recess and steel gate board, install the motor on the steel gate board, the motor is connected with vertical worm, be provided with screw thread section and lower screw thread section on the worm, go up screw thread section department and install the worm wheel, it is provided with force transmission rod on the worm wheel to go up, go up force transmission rod and control both ends and correspond respectively and be provided with left synchronous spur gear group and last right synchronous spur gear group, lower screw thread section department installs lower worm wheel, be provided with down the force transmission rod on the lower worm wheel, both ends correspond respectively about the force transmission rod and are provided with down left synchronous spur gear group and down right synchronous spur gear group, the steel sheet rack is all installed to the front and back position in the recess, the steel sheet rack respectively with last left synchronous spur gear group, go up right synchronous spur gear group, down left synchronous spur gear group and lower. The utility model discloses its reasonable in design, simple structure, energy-conserving high-efficient, succinct pleasing to the eye and stable easy-to-use can satisfy people's user demand more.

Description

Steel gate driven by worm wheel

Technical Field

The utility model relates to a in hydraulic engineering gate technical field, especially, relate to a through worm gear driven steel gate.

Background

Hydraulic engineering is known to be built for eliminating water damage and developing and utilizing water resources, and requires different types of hydraulic buildings such as dams, dikes, spillways, water gates, water inlets, channels, transit tanks, channels, fishways and the like to achieve the purpose of the hydraulic engineering. As shown in fig. 1, the conventional elevating type water gate includes a steel gate plate 100 mounted on a dam and an electromechanical house 200 above the steel gate plate 100, an opening and closing machine 300 in the electromechanical house 200, the opening and closing machine 300 being used to control the lifting of the steel gate plate 1000, the steel gate plate 100 being opened and closed by a top opening and closing machine, the steel gate plate 100 and the electromechanical house 200 having two completely separated electromechanical device structures, the electromechanical house 200 being a reinforced concrete beam or a house, the steel gate plate 100 moving up and down in a vertical gate slot of the dam, the steel gate plate 100 rising by the opening and closing machine 300 in the electromechanical house 200 discharging flood to reduce water level, and the steel gate plate 100 falling by the opening and closing machine 300 in the electromechanical house 200 storing water to raise water level to achieve water level regulation function, as shown in fig. 2 and both side end surfaces of the steel gate plate 100 being connected to the dam by a main wheel 1000, pre-buried steel sheet 10001 has been pre-buried on the vertical gate slot of dam, is connected with main wheel 1000 through burying steel sheet 10001 to realize the up-and-down motion of steel gate board 100, the steel gate of this kind of structure has following defect:

firstly, a special electromechanical room is required to be arranged above the steel gate plate, a hoist is arranged in the electromechanical room, and the electromechanical room is a reinforced concrete beam or a house, so that civil engineering cost and matched hoist electromechanical equipment cost are increased, cost investment is increased, surrounding environmental landscape is influenced, modern advocated harmonious relation between human and nature is not satisfied, and coordination between human and landscape is realized;

secondly, the installation and debugging of the hoist and the steel gate plate are complex, so that the difficulty of maintenance and repair is increased, and the corresponding cost is also increased;

and thirdly, the steel plate is connected with the main wheel, so that the up-and-down movement of the steel gate plate is realized, the up-and-down movement is not facilitated, and the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides a through worm gear drive's steel gate, its reasonable in design, simple structure, energy-conserving high efficiency, succinct pleasing to the eye and stable easy-to-use can satisfy people's user demand more.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

a steel gate driven by a worm gear comprises grooves on two sides of a dam and a steel gate plate moving in the grooves, wherein the grooves are divided into a left groove and a right groove, a motor is mounted on the steel gate plate and connected with a vertical worm, an upper thread section and a lower thread section are arranged on the worm, an upper worm gear is mounted at the upper thread section and provided with an upper force transmission rod, the left end and the right end of the upper force transmission rod are respectively and correspondingly provided with an upper left synchronous spur gear set and an upper right synchronous spur gear set, a lower worm gear is mounted at the lower thread section and provided with a lower force transmission rod, the left end and the right end of the lower force transmission rod are respectively and correspondingly provided with a lower left synchronous spur gear set and a lower right synchronous spur gear set, the front sides of the inner sides of the left groove and the right groove are respectively and correspondingly provided with a front steel plate rack I and a front steel plate rack II, the rear sides of the groove I, the front steel plate rack I and the rear steel plate rack I are respectively in transmission meshing connection through an upper left synchronous spur gear set and a lower left synchronous spur gear set, and the front steel plate rack II and the rear steel plate rack II are respectively in transmission meshing connection through an upper right synchronous spur gear set and a lower right synchronous spur gear set.

Go up the dowel bar and correspond respectively with dowel bar down and install in steel gate board surface of water position, its design is convenient for people will go up the dowel bar and install on steel gate board with dowel bar down, has reduced the cost of installation, also is favorable to avoiding the corruption of water to last dowel bar and lower dowel bar simultaneously to can increase of service life.

Go up synchronous linear gear group in a left side, go up synchronous linear gear group in a right side, synchronous linear gear group in a left side down and synchronous linear gear group in a right side down are the action wheel and constitute from two driven wheel intermeshing gears, and wherein the action wheel all is in steel gate board surface of water position, and installs in steel gate board surface of water position from the driving wheel to be favorable to the transmission more, more importantly is through the action wheel and constitute from two driven wheel intermeshing gears, convenient transmission.

The cross section shapes of the first front steel plate rack, the second front steel plate rack, the first rear steel plate rack and the second rear steel plate rack are L-shaped, the first front steel plate rack, the second rear steel plate rack and the second rear steel plate rack are conveniently installed on the grooves 1 on two sides of the dam, and meshing of the first front steel plate rack, the second front steel plate rack, the first rear steel plate rack and the second rear steel plate rack with the upper left synchronous spur gear set, the upper right synchronous spur gear set, the lower left.

And the lower part of the back water surface of the steel gate plate is provided with a lateral limiting wheel.

The bottom water-stopping rubber is arranged on the lower bottom surface of the steel gate plate, and the side water-stopping rubber is arranged on the two sides of the upstream surface of the steel gate plate.

The recess of dam both sides is vertical form or the form of crouching to one side, and steel gate board is perpendicular, crouching to one side or its or the level is crouched down in the recess, and ordinary maintenance is overhauld at the gate slot, and it is very inconvenient to overhaul, the utility model discloses because the top does not have house or structure roof beam to block, it is very convenient that steel gate board goes out the gate slot, greatly makes things convenient for people's maintenance.

The utility model is characterized in that the motor is connected with a vertical worm, the worm is provided with an upper thread section and a lower thread section, the upper thread section is provided with an upper worm wheel, the upper worm wheel is provided with an upper force transmission rod, the left and right ends of the upper force transmission rod are respectively and correspondingly provided with an upper left synchronous spur gear set and an upper right synchronous spur gear set, the lower thread section is provided with a lower worm wheel, the lower worm wheel is provided with a lower force transmission rod, the left and right ends of the lower force transmission rod are respectively and correspondingly provided with a lower left synchronous spur gear set and a lower right synchronous spur gear set, namely, the worm is vertically and serially connected with two worm wheels, the worm rotates the upper thread section and the lower thread section to drive the two worm wheels to synchronously rotate, the worm wheel simultaneously outputs two groups of power to be transmitted to the upper left synchronous spur gear set, the upper right synchronous spur gear set, the lower left synchronous spur gear set and, only one section screw thread and a worm wheel meshing on the worm in the box, the worm drives a worm wheel output power after rotatory, becomes two-axis power output with traditional unipolar power output after the improvement, moves more stably.

In the utility model, the left and right ends of the upper dowel bar are respectively provided with an upper left synchronous spur gear set and an upper right synchronous spur gear set, the left and right ends of the lower dowel bar are respectively provided with a lower left synchronous spur gear set and a lower right synchronous spur gear set, a first front steel plate rack and a first rear steel plate rack are respectively connected through the transmission meshing of the upper left synchronous spur gear set and the lower left synchronous spur gear set, a second front steel plate rack and a second rear steel plate rack are respectively connected through the transmission meshing of the upper right synchronous spur gear set and the lower right synchronous spur gear set, which are four pairs of external meshing synchronous spur gears, each pair of each side is respectively meshed with the pre-buried steel plate racks on two sides, the lifting and the falling of the steel gate plate are changed into the gear meshing walking, the two main wheels on the two sides of the existing steel gate plate are respectively one upper and one lower main wheel, which are four circular main wheels, the steel plate is pre-buried in the, for guaranteeing that the main wheel can not block in the gate slot, the clearance of remaining 20mm between main wheel and the pre-buried steel sheet, because the steel gate can receive wave and running water pressure impact at manger plate and sluicing in-process, the steel gate main wheel can often produce vibrations at the gate slot, the impact effect of main wheel regularity, steel sheet and main wheel surface pothole in the inslot are uneven, service life is longer, gate operation frictional resistance is big more, lead to the steel sheet to rust easily, and reduce life, and improve the pre-buried steel sheet rack in the back recess, the synchronous straight-teeth gear of four external meshing in steel gate board both sides is inseparable with pre-buried steel sheet rack meshing, there is not the gap, even receive wave and running water pressure impact, the steel gate door body can not shake, the gate operating stability has been improved, the gate vibration phenomenon has been eliminated, the whole life of steel gate has been improved.

The utility model discloses following beneficial effect has:

1. the cost is low-the utility model discloses a motor is connected with the scroll bar, and the worm is connected with two worm gear drives to realize starting, do not need additionally to be equipped with headstock gear and special electromechanical house, practiced thrift the headstock gear and purchased installation cost and the special electromechanical house cost of civil engineering, its civil engineering only uses the recess, and the civil engineering simple structure destroys lessly to the surrounding environment simultaneously, can satisfy the pleasing to the eye demand of surrounding environment, and the total cost is lower than traditional mode 20% ~ 40%;

2. the worm and gear transmission of the utility model has simple structure, easy decomposition, convenient installation, only need of regular lubrication and maintenance and convenient later operation and maintenance;

3. the operation is stable and the working life is prolonged, the worm and gear transmission is stable, no noise exists, the vibration defect of the ordinary steel gate is avoided, the stable operation of the worm and gear steel gate in the lifting process can be ensured, and the service life of the steel gate is prolonged.

Drawings

FIG. 1 is a schematic view of a prior art lift gate;

FIG. 2 is a schematic view showing the connection between a lift type sluice gate plate and a gate groove in the prior art;

FIG. 3 is a schematic structural view of the present invention;

fig. 4 is a schematic top view of the present invention;

FIG. 5 is a schematic side view of the present invention;

FIG. 6 is a cross-sectional view taken at A-A of FIG. 3;

FIG. 7 is a schematic view of the connection between the steel gate plate and the groove of the present invention;

FIG. 8 is a schematic view of the present invention in a vertical groove state;

FIG. 9 is a schematic view of the present invention in a vertical and inclined rail groove state;

FIG. 10 is a schematic view of the present invention in a vertical and horizontal groove state;

fig. 11 is a schematic view showing the relationship between the worm and the synchronous spur gear set (driving wheel and driven wheel).

Detailed Description

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description of the present invention and simplification of description, but do not indicate or imply that the device or element to which the description refers must have a specific position, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention is further described in detail through the accompanying drawings and embodiments. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Referring to fig. 3 to 7, as shown in the figures, a steel gate driven by a worm gear comprises grooves 1 at two sides of a dam and a steel gate plate 2 moving in the grooves 1, wherein the grooves 1 are divided into a left groove 11 and a right groove 12, a motor 21 is installed on the steel gate plate 2, the motor 21 is connected with a vertical worm 22, an upper thread section 221 and a lower thread section 222 are arranged on the worm 22, an upper worm wheel 23 is installed at the upper thread section 221, an upper force transmission rod 24 is arranged on the upper worm wheel 23, an upper left synchronous spur gear set 241 and an upper right synchronous spur gear set 242 are respectively and correspondingly arranged at the left end and the right end of the upper force transmission rod 24, a lower worm wheel 25 is installed at the lower thread section 222, a lower force transmission rod 26 is arranged on the lower worm wheel 25, a lower left synchronous spur gear set 261 and a lower right synchronous spur gear set 262 are respectively and correspondingly arranged at the left end and the right end of the lower force transmission rod 26, the upper force, the design of the device is convenient for people to install the upper force transmission rod 24 and the lower force transmission rod 26 on the steel gate plate 2, so that the installation cost is reduced, and simultaneously, the corrosion of water on the upper force transmission rod 24 and the lower force transmission rod 26 is avoided, so that the service life can be prolonged, the upper left synchronous straight gear set 241, the upper right synchronous straight gear set 242, the lower left synchronous straight gear set 261 and the lower right synchronous straight gear set 262 are all formed by two gears which are in mutual meshing transmission with the driving wheel 30 and the driven wheel 40, wherein the driving wheel is arranged at the position on the back surface of the steel gate plate 2, and the driven wheel is arranged at the position on the upstream surface of the steel gate plate 2, so that the transmission is more favorable, more importantly, the transmission is facilitated by the two gears which are in mutual; the front sides of the inner sides of the left groove 11 and the right groove 12 are respectively and correspondingly provided with a first front steel plate rack 111 and a second front steel plate rack 121, the rear sides of the inner sides of the left groove 11 and the right groove 12 are respectively and correspondingly provided with a first rear steel plate rack 112 and a second rear steel plate rack 122, the first front steel plate rack 111 and the first rear steel plate rack 112 are respectively in transmission meshing connection through an upper left synchronous straight gear set 241 and a lower left synchronous straight gear set 261, the second front steel plate rack 121 and the second rear steel plate rack 122 are respectively in transmission meshing connection through an upper right synchronous straight gear set 242 and a lower right synchronous straight gear set 262, the cross sections of the first front steel plate rack 111, the second front steel plate rack 121, the first rear steel plate rack 112 and the second rear steel plate rack 122 are all L-shaped, the cross sections are conveniently installed on the grooves 1 on two sides of the dam and are also favorably meshed with the upper left synchronous straight gear set 241, the upper right synchronous straight, thereby facilitating the movement; a lateral limiting wheel 27 is arranged at the lower part of the back water surface of the steel gate plate 2; the lower bottom surface of the steel gate plate 2 is provided with a bottom water-stopping rubber 28, and the two sides of the upstream surface of the steel gate plate 2 are provided with side water-stopping rubbers 29.

The utility model discloses well motor 21 is connected with vertical worm 22, be provided with upper thread section 221 and lower thread section 222 on worm 22, upper thread section 221 department installs worm wheel 23, be provided with last force lever 24 on going up worm wheel 23, go up force lever 24 and control both ends and correspond respectively and be provided with left synchronous spur gear set 241 and last right synchronous spur gear set 242, lower thread section 222 department installs lower worm wheel 25, be provided with down force lever 26 on the lower worm wheel 24, both ends correspond respectively and are provided with down left synchronous spur gear set 261 and lower right synchronous spur gear set 262 about lower force lever 26, it has two worm wheels to establish ties from top to bottom promptly worm 22, worm 22 rotates upper thread section 221 and lower thread section 222, thereby drive two worm wheels and make synchronous revolution motion, worm wheel 22 exports two sets of power transmission to steel gate board 2 both sides engaged with simultaneously last left synchronous spur gear set 241, go up right synchronous spur gear set 242, Lower left synchronous right-hand gear set 261 and lower right synchronous right-hand gear set 262, worm gear system integration among the prior art is at the box, only has one section screw thread and a worm wheel meshing on the worm in the box, and the worm drives a worm wheel output power after rotatory, becomes two axle power output with traditional unipolar power output after improving, and the operation is more stable.

The utility model discloses upper left synchronous spur gear group 241 and upper right synchronous spur gear group 242 are correspondingly arranged at the left and right ends of upper dowel bar 24 respectively, lower left synchronous spur gear group 261 and lower right synchronous spur gear group 262 are correspondingly arranged at the left and right ends of lower dowel bar 26 respectively, front steel plate rack I111 and rear steel plate rack I112 are respectively connected through upper left synchronous spur gear group 241 and lower left synchronous spur gear group 261 transmission engagement, front steel plate rack II 121 and rear steel plate rack II 122 are respectively connected through upper right synchronous spur gear group 242 and lower right synchronous spur gear group 262 transmission engagement, it is four pairs of external engagement synchronous spur gears, each pair at each side is respectively engaged with the embedded steel plate racks at both sides, steel gate plate 2 is lifted and descended to be gear engagement walking by rolling walking, and the two sides of the existing steel gate plate are respectively an upper main wheel and a lower main wheel and four circular main wheels, the steel plate is embedded in the slot, two main wheels at each side of the gate are contacted with the steel plate in the groove and roll to run, in order to ensure that the main wheels are not blocked in the gate groove, a gap of 20mm is left between the main wheels and the embedded steel plate, because the steel gate can be impacted by the wave and the hydrodynamic pressure in the process of water retaining and draining, the main wheel of the steel gate can often generate vibration in the gate slot, the main wheel can frequently impact, the steel plate in the slot and the main wheel have uneven surface, the service life is longer, the friction resistance of the gate in operation is larger, the steel plate is easy to rust, the service life is shortened, after improvement, a steel plate rack is pre-embedded in the groove, four external meshing synchronous straight gears on two sides of the steel gate plate 2 are tightly meshed with the pre-embedded steel plate rack, no gap exists, even if the steel gate is impacted by waves and hydrodynamic pressure, the steel gate body cannot vibrate, the operation stability of the gate is improved, the vibration phenomenon of the gate is eliminated, and the whole service life of the steel gate is prolonged.

The utility model discloses in steel gate board 2's lower bottom surface is provided with end stagnant water rubber 28, and end stagnant water rubber 28 compresses with sluice concrete bottom plate to make things convenient for the stagnant water more, steel gate board 2's upstream face both sides are provided with side stagnant water rubber 29, and side stagnant water rubber 29 compresses at sluice both sides concrete gate mound, and steel gate can realize trilateral manger plate leak-free water like this. In this state, the motor provides original power to drive the vertical worm coaxial with the motor to rotate, after the worm is meshed with the two worm wheels of the upper worm wheel 23 and the lower worm wheel 24, the vertical power torque of the worm is converted into two horizontal power torques of an upper worm wheel and a lower worm wheel, the two horizontal power torques are coaxially transmitted to the external meshed synchronous spur gears (an upper left synchronous spur gear set 241, an upper right synchronous spur gear set 242, a lower left synchronous spur gear set 261 and a lower right synchronous spur gear set 262) on the two sides through an upper force transmission rod 24 and a lower force transmission rod 26 respectively, the steel gate does ascending motion after the external meshed synchronous spur gears are meshed with the steel plate rack of the groove 1 in the gate groove, the bottom water stop rubber 28 is separated from the concrete bottom plate of the water gate, the water in front of the gate flows to the downstream from the bottom, the worm wheel steel gate is the same as, the water level control device can stay at any position according to the water level control requirement, and if the gate needs to be completely opened, the gate continues to move upwards along the track until the water passing requirement at the bottom of the gate is not influenced. Otherwise, if the gate is in an open state and needs to be downshutch for retaining water, repeating the steps, wherein the only difference is that the rotation directions of the worms are opposite.

In the utility model, the inclined rail angle at the upper part of the groove 1 at the two sides of the dam in the middle gate slot can be changed between 0-90 degrees, as shown in fig. 8, the groove 1 at the two sides of the dam is vertical, that is, the groove 1 in the gate slot is a vertical track when the angle is 90 degrees, and the gate is vertical after being lifted, the steel gate plate 2 of the utility model is a vertical operation process, thereby being very convenient to use and greatly reducing the cost; when the angle of rotation is between 0-90 degrees as shown in fig. 9, the gate is inclined in the gate slot, the grooves 1 on both sides of the dam of the utility model are vertical and inclined rail groove state operation process, the use is very convenient, and the cost is greatly reduced; when the corner is 0 as shown in fig. 10, the gate is horizontally laid in the gate slot after rising, the utility model discloses the recess 1 of dam both sides is perpendicular and horizontal groove state operation process, and it is very convenient to use, greatly reduced the cost. Recess 1 of dam both sides is vertical form or the form of crouching to one side, and steel gate board 2 is perpendicular, crouching to one side or its or level crouches down in recess 1, and the maintenance of ordinary gate is overhauld at the gate slot, and it is very inconvenient to overhaul, because the top does not have house or structure roof beam to block, and steel gate board 2 goes out the gate slot very conveniently, greatly makes things convenient for people's maintenance. Recess 1 of gate slot dam both sides becomes the inclined rail by perpendicular track, makes things convenient for the gate operation to maintain, and the headstock gear of ordinary steel gate is arranged in the top machine electricity room of steel gate to for the steel gate provides vertical lifting force, consequently the gate slot is arranged for perpendicular track according to gate lifting direction, and the utility model discloses just on the contrary, steel gate board 2 can be arranged for the inclined rail gate slot, thereby has changed and has decided gate slot track arrangement mode by external force lifting direction. The utility model discloses install motor 21 on well steel gate board 2, it is from taking the driving system, and drive power is transmitted to the synchronous spur gear of the outer meshing of gate both sides by motor 21, and consequently the traffic direction of gate has been decided to the gate slot track arrangement mode, compares the traditional mode of headstock gear + ordinary steel gate, has greatly made things convenient for the operation maintenance of gate, and the worm wheel steel gate after the promotion can crouch to one side at the gate slot, and ordinary maintenance is overhauld at the normal position, even need go out the groove and overhaul, the utility model discloses because the top does not have house or structure roof beam to block, it is very convenient that the steel gate board goes out the gate slot, greatly makes things convenient for people's maintenance.

As shown in fig. 11, the present invention is a schematic diagram of the motion relationship between the worm 22 and the synchronous spur gear set (driving wheel and driven wheel), in the present invention, the upper left synchronous spur gear set 241, the upper right synchronous spur gear set 242, the lower left synchronous spur gear set 261 and the lower right synchronous spur gear set 262 are formed by two gears of the driving wheel 30 and the driven wheel 30, which are engaged with each other, wherein the driving wheel 30 is located on the back surface of the steel gate plate 2, and the driven wheel 40 is installed on the front surface of the steel gate plate 2, which is more beneficial to transmission, and is four pairs of external-engaged synchronous spur gears, each pair of each side is engaged with the pre-buried steel plate rack on both sides, the lifting and falling of the steel gate plate 2 are changed from rolling to gear-engaging, and the two main wheels on both sides of the existing steel gate plate are four circular main wheels, the steel plate is pre-buried in the gate slot, the two main wheels on each side of the, for guaranteeing that the main wheel can not block in the gate slot, the clearance of remaining 20mm between main wheel and the pre-buried steel sheet, because the steel gate can receive wave and running water pressure impact at manger plate and sluicing in-process, the steel gate main wheel can often produce vibrations at the gate slot, the impact effect of main wheel regularity, steel sheet and main wheel surface pothole in the groove are uneven, service life is longer, gate operation frictional resistance is big more, lead to the steel sheet to rust easily, and reduce life, and improve the pre-buried steel sheet rack in the back recess, the synchronous straight-teeth gear of four external meshing in 2 both sides of steel gate board is inseparable with pre-buried steel sheet rack meshing, there is not the gap, even receive wave and running water pressure impact, the steel gate door body can not shake, the gate operating stability has been improved, the gate vibration phenomenon has been eliminated, the whole life of steel gate has also been improved.

The utility model discloses well worm gear transmission has that drive ratio is big, compact structure, characteristics such as small, arrange the motor in gate door body structure, power pack driving system's such as worm and worm wheel steel gate, the worm wheel steel gate after the improvement and the biggest difference of ordinary steel gate are that worm wheel steel gate has realized it from taking the driving system, it opens and close to become the initiative by opening and close passively, do not need additionally to be equipped with the headstock gear, wire rope supports the external toothing gear that the impetus also changed into the gate both sides by steel gate door top, worm wheel steel gate has energy-conservation high-efficient, succinctly pleasing to the eye and stabilize characteristics such as easy-to-use.

It is noted that, although the above embodiments have been described herein, the scope of the present invention is not limited thereby. Therefore, based on the innovative concept of the present invention, the changes and modifications of the embodiments described herein, or the equivalent structure or equivalent process changes made by the contents of the specification and the drawings of the present invention, directly or indirectly apply the above technical solutions to other related technical fields, all included in the protection scope of the present invention.

Claims (7)

1. The utility model provides a through worm gear's steel gate, includes recess (1) and steel gate board (2) of motion in recess (1) of dam both sides, recess (1) divide into left recess (11) and right recess (12), its characterized in that: an electric motor (21) is installed on the steel gate plate (2), the electric motor (21) is connected with a vertical worm (22), an upper thread section (221) and a lower thread section (222) are arranged on the worm (22), an upper worm wheel (23) is installed at the position of the upper thread section (221), an upper force transmission rod (24) is arranged on the upper worm wheel (23), an upper left synchronous spur gear set (241) and an upper right synchronous spur gear set (242) are respectively and correspondingly arranged at the left end and the right end of the upper force transmission rod (24), a lower worm wheel (25) is installed at the position of the lower thread section (222), a lower force transmission rod (26) is arranged on the lower worm wheel (25), a lower left synchronous spur gear set (261) and a lower right synchronous spur gear set (262) are respectively and correspondingly arranged at the left end and the right end of the lower force transmission rod (26), a front steel plate rack I (111) and a front steel plate rack, the rear sides of the inner sides of the left groove (11) and the right groove (12) are respectively and correspondingly provided with a first rear steel plate rack (112) and a second rear steel plate rack (122), the first front steel plate rack (111) and the first rear steel plate rack (112) are respectively in transmission meshing connection through an upper left synchronous straight gear set (241) and a lower left synchronous straight gear set (261), and the second front steel plate rack (121) and the second rear steel plate rack (122) are respectively in transmission meshing connection through an upper right synchronous straight gear set (242) and a lower right synchronous straight gear set (262).

2. The steel gate driven by the worm gear according to claim 1, wherein: the upper force transmission rod (24) and the lower force transmission rod (26) are respectively and correspondingly arranged on the back surface of the steel gate plate (2).

3. The steel gate driven by the worm gear according to claim 1, wherein: the upper left synchronous spur gear set (241), the upper right synchronous spur gear set (242), the lower left synchronous spur gear set (261) and the lower right synchronous spur gear set (262) are formed by two gears which are in meshed transmission with each other and are a driving wheel (30) and a driven wheel (40).

4. The steel gate driven by the worm gear according to claim 1, wherein: the cross sections of the front steel plate rack I (111), the front steel plate rack II (121), the rear steel plate rack I (112) and the rear steel plate rack II (122) are all L-shaped.

5. The steel gate driven by the worm gear according to claim 1, wherein: and a lateral limiting wheel (27) is arranged at the lower part of the back water surface of the steel gate plate (2).

6. The steel gate driven by the worm gear according to claim 1, wherein: the lower bottom surface of the steel gate plate (2) is provided with bottom water-stopping rubber (28), and two sides of the upstream surface of the steel gate plate (2) are provided with side water-stopping rubber (29).

7. The steel gate driven by the worm gear according to claim 1, wherein: the grooves (1) on the two sides of the dam are vertical or horizontal.

Images