CN210831440U - Pressure reducing device based on long-distance pipeline gravity flow water delivery - Google Patents

Abstract

The utility model discloses a pressure relief device based on long distance pipeline gravity flow water delivery, including base and decompression water tank, the lower extreme fixed mounting of base has a plurality of gyro wheels, it has inlet tube and outlet pipe to fix the intercommunication respectively on the lateral wall of decompression water tank both sides, the axis of inlet tube is in the below of outlet pipe axis, be equipped with the cavity in the base, fixed mounting has the motor on the lateral wall of base, the upper surface of base rotates and is connected with two lead screws, the lead screw passes through drive mechanism and is connected with motor drive, the lead screw external screw thread has cup jointed screw-nut, two fixedly connected with bearing plate between the screw-nut. The utility model discloses a set up the gyro wheel and can drive the decompression water tank and remove, the removal and the transport of the decompression water tank of being convenient for, and accessible stop gear unable adjustment base's position, convenient location through setting up the motor, can drive the lead screw and rotate then adjust the height of decompression water tank, the use of conduit in the different environment of adaptation of being convenient for.

Description

Pressure reducing device based on long-distance pipeline gravity flow water delivery

Technical Field

The utility model relates to a pressure relief device technical field especially relates to a pressure relief device based on long distance pipeline gravity flow water delivery.

Background

In the gravity flow water pipeline of long distance pipeline, often set up a decompression pond at certain distance or discrepancy in elevation scope, or called absorption basin, main effect lies in: (1) the water hammer pressure is reduced, and the operation condition of the water delivery pipeline is improved; (2) playing the role of energy dissipation and pressure reduction.

The pressure reduction pool or the stilling pool commonly used on the current long-distance and high-fall water pipeline is usually in an open type, and in order to ensure the energy dissipation effect, the structure needs to be enlarged or more arranged, so that the increase of the engineering cost and the high consumption of the labor cost are caused; moreover, most of the existing pressure reduction ponds are fixed and are not flexible enough to use, and for some temporary water transportation projects, the fixed pressure reduction ponds are built, which are not intended to be wasted after the pressure reduction ponds are finished.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems that the cost of the pressure reducing device is higher and the use is inflexible in the prior art, and providing the pressure reducing device which can reduce the cost and use the water flexibly based on the gravity flow of the long-distance pipeline.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a pressure relief device based on long distance pipeline gravity flow water delivery, includes base and decompression tank, the lower extreme fixed mounting of base has a plurality of gyro wheels, it has inlet tube and outlet pipe to fix the intercommunication respectively on the lateral wall of decompression tank both sides, the axis of inlet tube is in the below of outlet pipe axis, be equipped with the cavity in the base, fixed mounting has the motor on the lateral wall of base, the upper surface of base rotates and is connected with two lead screws, the lead screw passes through drive mechanism and is connected with motor drive, the lead screw external screw thread has cup jointed screw-nut, two fixedly connected with bearing plate between the screw-nut, decompression tank fixed mounting is at the upper surface of bearing plate, the below of base is equipped with and is used for the spacing stop gear to the base.

Preferably, the screw rod is rotatably connected with the base through a rotating bearing, an outer ring of the rotating bearing is fixedly connected with the base, and an inner ring of the rotating bearing is fixedly connected with the screw rod.

Preferably, the transmission mechanism comprises a worm rotatably connected to the side wall of the cavity, an output shaft of the motor penetrates through the side wall of the base and is coaxially and fixedly connected with the worm, the lower ends of the two screw rods penetrate through the base and are rotatably connected with the bottom surface of the cavity, worm gears are fixedly sleeved outside the screw rods and are meshed with the worm.

Preferably, stop gear includes that coaxial fixed cup joints the gear outside the worm, sliding connection has the rack on the lateral wall of cavity, the rack is connected with gear engagement, the upper and lower both ends of rack all run through the cavity and extend to the base and set up outward, the lower extreme fixedly connected with fixed plate of rack, the lower surface of fixed plate passes through spring fixedly connected with limiting plate.

Preferably, the lower surface of limiting plate is equipped with the spacing groove that a plurality of equidistance arrays set up, the fixed antiskid rubber piece that is equipped with of spacing inslot.

Compared with the prior art, the utility model discloses possess following advantage:

1. the utility model discloses a set up the gyro wheel and can drive the decompression water tank and remove, the removal and the transport of the decompression water tank of being convenient for, and accessible stop gear unable adjustment base's position, convenient location, it is easy and simple to handle, the flexibility ratio is high.

2. The utility model discloses a set up the motor, can drive the lead screw and rotate then adjust the height of decompression water tank, be convenient for adapt to the use of conduit among the different environment, the practicality is strong.

Drawings

Fig. 1 is a schematic structural view of a pressure reducing device based on gravity flow water delivery of a long-distance pipeline, which is provided by the utility model;

fig. 2 is the utility model provides a bottom surface structure schematic diagram of limiting plate among pressure relief device based on long distance pipeline gravity flow water delivery.

In the figure: the device comprises a base 1, a pressure reducing water tank 2, rollers 3, a water inlet pipe 4, a water outlet pipe 5, a cavity 6, a motor 7, a lead screw 8, a lead screw nut 9, a bearing plate 10, a rotating bearing 11, a worm 12, a worm gear 13, a gear 14, a rack 15, a fixing plate 16, a limiting plate 17, an anti-skid rubber block 18 and a spring 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-2, a pressure reducing device based on long distance pipeline gravity flow water delivery, including base 1 and decompression water tank 2, the lower extreme fixed mounting of base 1 has a plurality of gyro wheels 3, gyro wheel 3 has four, and gyro wheel 3 is the universal wheel, it has inlet tube 4 and outlet pipe 5 to be fixed the intercommunication respectively on the lateral wall of decompression water tank 2 both sides, the axis of inlet tube 4 is located the below of 5 axis of outlet pipe, be equipped with cavity 6 in the base 1, fixed mounting has motor 7 on the lateral wall of base 1, the model of motor 7 is TCH/V-2200, the upper surface of base 1 rotates and is connected with two lead screws 8, it needs to notice, lead screw 8 rotates through rolling bearing 11 and is connected with base 1, rolling bearing 11's outer lane and base 1 fixed connection, rolling bearing 11's inner circle and lead screw 8 fixed connection.

The utility model discloses in, lead screw 8 is connected with the transmission of motor 7 through drive mechanism, need explain that, drive mechanism is including rotating the worm 12 of connection on the lateral wall of cavity 6, and motor 7's output shaft runs through base 1's lateral wall and with the coaxial fixed connection of worm 12, and two lead screw 8's lower extreme all runs through base 1 and rotates with the bottom surface of cavity 6 to be connected, and 8 external fixings of lead screw have cup jointed worm wheel 13, and two worm wheel 13 all are connected with worm 12 meshing.

The utility model discloses in, 8 external screw threads of lead screw have cup jointed screw-nut 9, fixedly connected with bearing plate 10 between two screw- nut 9, 2 fixed mounting at the upper surface of bearing plate 10 of decompression water tank, base 1's below is equipped with and is used for the spacing stop gear to base 1, it needs to explain, stop gear cup joints the gear 14 outside worm 12 including coaxial fixed, sliding connection has rack 15 on the lateral wall of cavity 6, rack 15 is connected with the meshing of gear 14, the upper and lower both ends of rack 15 all run through cavity 6 and extend to base 1 and set up outward, the lower extreme fixedly connected with fixed plate 16 of rack 15, 19 fixedly connected with limiting plate 17 is passed through to the lower surface of fixed plate 16, what is worth mentioning is, the lower surface of limiting plate 17 is equipped with the spacing groove that a plurality of equidistance array set up, spacing inslot fixed the inlaying is equipped with anti-slip rubber piece 18, the frictional.

The utility model discloses its functional principle is explained to following mode of operation of accessible: drive base 1 through gyro wheel 3 and remove decompression water tank 2 to operating position, be convenient for decompression water tank 2's removal and transport, starter motor 7 drives worm 12 and rotates, drive worm wheel 13 with it meshing then and rotate, then drive the lead screw 8 with the coaxial fixed connection of worm wheel 13 and rotate, because of lead screw nut 9 is unable to rotate, then drive two lead screw nuts 9 rebound, promote decompression water tank 2's position through bearing plate 10 then, be convenient for adapt to the use of conduit among the different environment, therefore, the clothes hanger is strong in practicability.

The worm 12 pivoted in the time, gear 14 rotates, drive rack 15 with it meshing and move down, then drive and drive limiting plate 17 through fixed plate 16 and move down, make limiting plate 17 and ground counterbalance contact, still need promote if decompression water tank 2's position this moment, then continue to make motor 7's output shaft rotate, then rack 15 drives fixed plate 16 at this moment and continues to move down, and limiting plate 17 no longer moves down, spring 19 is compressed, strengthen the contact force degree of limiting plate 17 and ground, convenient location, easy and simple to handle, high flexibility ratio.

After the use is finished, the reverse rotation motor 7 can drive the limiting plate 17 to move upwards to leave the ground, and then the base 1 can be driven to move through the roller 3 again.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

1. The utility model provides a pressure relief device based on long distance pipeline gravity flow water delivery, includes base (1) and decompression water tank (2), its characterized in that, the lower extreme fixed mounting of base (1) has a plurality of gyro wheels (3), it has inlet tube (4) and outlet pipe (5) to fix the intercommunication respectively on the lateral wall of decompression water tank (2) both sides, the axis of inlet tube (4) is in the below of outlet pipe (5) axis, be equipped with cavity (6) in base (1), fixed mounting has motor (7) on the lateral wall of base (1), the upper surface of base (1) rotates and is connected with two lead screws (8), lead screw (8) are connected with motor (7) transmission through drive mechanism, lead screw nut (9) has been cup jointed to lead screw (8) external screw thread, two fixedly connected with bearing plate (10) between lead screw nut (9), the pressure reduction water tank (2) is fixedly installed on the upper surface of the bearing plate (10), and a limiting mechanism used for limiting the base (1) is arranged below the base (1).

2. The pressure reducing device based on the gravity flow water transmission of the long-distance pipeline is characterized in that the screw rod (8) is rotatably connected with the base (1) through a rotating bearing (11), the outer ring of the rotating bearing (11) is fixedly connected with the base (1), and the inner ring of the rotating bearing (11) is fixedly connected with the screw rod (8).

3. The decompression device based on the gravity flow water delivery of the long-distance pipeline is characterized in that the transmission mechanism comprises a worm (12) rotatably connected to the side wall of the cavity (6), an output shaft of the motor (7) penetrates through the side wall of the base (1) and is coaxially and fixedly connected with the worm (12), the lower ends of the two screw rods (8) penetrate through the base (1) and are rotatably connected with the bottom surface of the cavity (6), worm wheels (13) are fixedly sleeved outside the screw rods (8), and the two worm wheels (13) are meshed and connected with the worm (12).

4. The pressure reducing device based on the gravity flow water transmission of the long-distance pipeline is characterized in that the limiting mechanism comprises a gear (14) which is coaxially and fixedly sleeved outside a worm (12), a rack (15) is slidably connected to the side wall of the cavity (6), the rack (15) is meshed with the gear (14), the upper end and the lower end of the rack (15) penetrate through the cavity (6) and extend to the outside of the base (1), a fixing plate (16) is fixedly connected to the lower end of the rack (15), and a limiting plate (17) is fixedly connected to the lower surface of the fixing plate (16) through a spring (19).

5. The pressure reducing device based on the gravity flow water delivery of the long-distance pipeline as claimed in claim 4, wherein the lower surface of the limiting plate (17) is provided with a plurality of limiting grooves arranged in an equidistant array, and anti-skid rubber blocks (18) are fixedly embedded in the limiting grooves.

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