CN216078815U - Water hammer eliminating device - Google Patents

Abstract

The utility model relates to a water hammer eliminating device, which comprises an eliminating cylinder, a motor and a triangular block, wherein the top end and the bottom end of the eliminating cylinder are fixedly connected with fixing block fixing blocks, mounting cavities are arranged in the fixing block fixing blocks, the triangular block is positioned in the mounting cavities, and a first spring is arranged between the triangular block and the inner wall of the mounting cavity; an input groove and a discharge pipe are respectively arranged at two ends of the installation cavity, a blocking block is arranged in the input groove, one end of the blocking block is connected with a pull rod, a second spring is sleeved on the pull rod, a motor is arranged on the eliminating barrel, and a driving shaft of the motor is connected with a winding disc; water velocity transducer detects water velocity, then carries out velocity analysis through control module, so it is great to reach water velocity change, appears the water hammer phenomenon promptly, then control module starter motor drives the winding dish and twines the stay cord, so can stimulate and block the piece and not laminating with the input groove, then rivers are contradicted to three hornblocks, is decompressing rivers through first spring, so further eliminate the water hammer.

Description

Water hammer eliminating device

Technical Field

The utility model relates to the technical field of water hammer eliminating equipment, in particular to a water hammer eliminating device.

Background

At present, when a water supply pump is started and stopped in daily production and life, water flow can impact a pipeline to generate a serious water hammer, and the water flows freely because the inner wall of the pipeline is smooth inside a water pipe. When the open valve is suddenly closed or the feed pump is stopped, the water flow creates a pressure on the valve, the walls and the pump. Because the pipe wall is smooth, the water power of the subsequent water flow quickly reaches the maximum under the action of inertia, and a destructive effect is generated, namely a water hammer effect in hydraulics.

The rapid change of water speed, especially the water hammer caused by the sudden stop of the pump, can destroy the pipeline, the water pump and the valve, and cause the water pump to reversely rotate, the pressure of a pipe network to be reduced, and the like. The water hammer effect is extremely destructive; this can result in excessive pressure within the conduit, which can cause the conduit to rupture and, in addition, damage to the valve.

In summary, the present application now proposes a water hammer removing device to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a water hammer eliminating device to solve the problem that the speed of water is changed rapidly due to the over-high speed of a pump, a pump and a switch valve, and particularly the water hammer is caused by the sudden stop of the pump. The utility model has the advantages of convenient use, simple operation, high systematicness and strong practicability.

In order to achieve the purpose, the utility model provides the following technical scheme: the water hammer eliminating device comprises an eliminating cylinder, a motor and a triangular block, wherein the top end and the bottom end of the eliminating cylinder are fixedly connected with fixed blocks, an installation cavity is arranged in each fixed block, the triangular block is positioned in the installation cavity, and a first spring is arranged between the triangular block and the inner wall of the installation cavity; the both ends of installation cavity are equipped with input groove and delivery pipe respectively, the input inslot is equipped with blocks the piece, the one end that blocks the piece is connected with the pull rod, the cover is equipped with the second spring on the pull rod, the motor is established on eliminating a section of thick bamboo, and the drive shaft of motor has the winding dish, the winding has the stay cord on the winding dish, the one end and the pull rod fixed connection of stay cord.

Preferably, the inner wall of the eliminating barrel is connected with a water flow speed sensor, the outer end of the eliminating barrel is provided with a control module, and the water flow speed sensor and the motor are both electrically connected with the control module.

Preferably, the top end of the triangular block is fixedly connected with the sliding plate through a connecting column, and two ends of the first spring are respectively connected with the inner wall of the mounting cavity and the sliding plate.

Preferably, the top end of the mounting cavity is provided with an air hole.

Preferably, the top end of the triangular block is connected with a sealing gasket, and the inner wall of the input groove is provided with a blocking protrusion.

Preferably, an electric one-way valve is fixedly mounted on the discharge pipe.

Compared with the prior art, the utility model has the beneficial effects that: when the water flow speed sensor is used, the water flow speed sensor detects the water flow speed, then the speed analysis is carried out through the control module, and when the water flow speed changes greatly, the water hammer phenomenon occurs, so that the control module starts the motor to drive the winding disc to wind the pull rope, the blocking block can be pulled not to be attached to the input groove, then the water flow enters the installation cavity to abut against the triangular block, and the pressure of the water flow is reduced through the first spring, so that the water hammer is further eliminated, and the safety of the pipe body and the valve is protected.

Drawings

FIG. 1 is a schematic cross-sectional front view of the present invention;

FIG. 2 is an enlarged schematic view of region A of FIG. 1;

fig. 3 is a schematic diagram of the system of the present invention.

Reference numerals: 1. an elimination cartridge; 2. a mounting cavity; 3. a slide plate; 4. a first spring; 5. a triangular block; 6. a gasket; 7. a water flow rate sensor; 8. a discharge pipe; 9. an electric check valve; 10. an input slot; 11. a motor; 12. a winding disc; 13. pulling a rope; 14. a pull rod; 15. a second spring; 16. a blocking block; 17. a blocking projection; 18. and a control module.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: water hammer remove device, including eliminating a section of thick bamboo 1, motor 11 and three hornblocks 5, eliminate the equal fixedly connected with fixed block in top and the bottom of a section of thick bamboo 1, eliminate the both ends of a section of thick bamboo 1 and have the water pipe of transport water liquid through flange joint respectively.

Referring to fig. 1 and 2, wherein, be equipped with installation cavity 2 in the fixed block, three hornblocks 5 are located installation cavity 2, and with installation cavity 2's inner wall between be equipped with first spring 4, first spring 4 plays the effect to rivers decompression, when taking place the water hammer phenomenon, water liquid promotes three hornblocks 5, so three hornblocks 5 drive slide 3 and compress first spring 4 to absorb pressure.

Referring to fig. 1 and 2, wherein, an input groove 10 and an exhaust pipe 8 are respectively arranged at two ends of the installation cavity 2, the exhaust pipe 8 is fixedly embedded in the fixing block, a blocking block 16 is slidably installed in the input groove 10, a pull rod 14 is fixedly connected to one end of the blocking block 16, a second spring 15 is sleeved on the pull rod 14, two ends of the second spring 15 are respectively fixedly connected with the inner walls of the blocking block 16 and the input groove 10, the blocking block 16 is tightly attached in the input groove 10 under the elastic force of the second spring 15, and when water liquid is normally delivered, the water liquid cannot enter the input groove 10.

Referring to fig. 1 and 2, wherein, motor 11 fixed mounting is on eliminating a section of thick bamboo 1, and the drive shaft fixedly connected with winding dish 12 of motor 11, the winding has stay cord 13 on the winding dish 12, the one end and the pull rod 14 fixed connection of stay cord 13, be equipped with the spout in the fixed block, fixed mounting has the seal cover in the spout, pull rod 14 runs through and sliding connection in seal cover, stay cord 13 penetrates to the spout in with pull rod 14 fixed connection, do not mark in the seal cover picture, the seal cover plays sealed effect, avoid in water liquid gets into the spout, then flow to the outer end.

Referring to fig. 1, 2 and 3, a water flow velocity sensor 7 is fixedly connected to an inner wall of the removing cylinder 1, the water flow velocity sensor 7 is used for detecting the velocity of water flow, a control module 18 is fixedly mounted at an outer end of the removing cylinder 1, and both the water flow velocity sensor 7 and the motor 11 are electrically connected with the control module 18; the control module 18 may be a circuit including at least one processor, a circuit including at least one single chip, or a combination of multiple circuits or chips, as long as the corresponding functions can be realized. It will be appreciated by those skilled in the art that the control module 18 may also perform functions in a purely hardware manner for a conventional circuit composed of an amplifier, a comparator, a triode, a MOS transistor, etc., the water flow rate sensor 7 in the cartridge 1 transmits the detected water flow rate to the control module 18, and the control module 18 analyzes the water flow rate change.

Referring to fig. 1 and 2, the top end of the triangular block 5 is fixedly connected with the sliding plate 3 through a connecting column, two ends of the first spring 4 are respectively fixedly connected with the inner wall of the installation cavity 2 and the sliding plate 3, and the triangular block 5 drives the sliding plate 3 to compress the first spring 4.

Referring to fig. 1 and 2, the top end of the installation cavity 2 is provided with a vent hole for ventilation.

Referring to fig. 1 and 2, the top end of the triangular block 5 is connected with a sealing gasket 6, the inner wall of the input groove 10 is provided with a blocking protrusion 17, the blocking protrusion 17 is used for limiting the movement of the blocking block 16, and when the sealing gasket 6 allows the triangular block 5 to slide, the sealing performance of the triangular block 5 is improved.

Referring to fig. 1 and 2, an electric check valve 9 is fixedly installed on the discharge pipe 8 for discharging the water in the installation chamber 2.

The working principle is as follows: the two ends of the eliminating cylinder 1 respectively pass through flanged water pipes, when the water hammer eliminating device is used, the speed of detected water flow is transmitted to the control module 18 by the water flow speed sensor 7 in the eliminating cylinder 1, the control module 18 analyzes that the change of the water flow speed is large, namely when the water hammer phenomenon in the background technology occurs, the first motor 11 and the electric one-way valve 9 are opened, the first motor 11 drives the winding disc 12 to wind the pull rope 13, the pull rope 13 pulls the pull rod 14, the pull rod 14 drives the blocking block 16 to move to the leftmost end of the input groove 10, the blocking block 16 is not attached to the input groove 10, the water flow flows into the installation cavity 2 through the input groove 10, the water flow pushes the triangular block 5, the bottom end of the triangular block 5 is a bevel edge, when the water flow moves to the rightmost end of the installation cavity 2, the extrusion force to the triangular block 5 is the largest, and the triangular block 5 drives the sliding plate 3 to compress the first spring 4, and the triangular block 5 slides upwards until the discharge pipe 8 leaks, then the water flow is discharged through the discharge pipe 8 and the electric one-way valve 9, the pressure reduction effect on the water flow is realized through the first spring 4, the water hammer is further eliminated, and the safety of the pipe body and the valve is protected.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The water hammer eliminating device comprises an eliminating cylinder (1), a motor (11) and a triangular block (5), wherein the top end and the bottom end of the eliminating cylinder (1) are fixedly connected with fixing blocks; the method is characterized in that: an installation cavity (2) is formed in the fixed block, the triangular block (5) is located in the installation cavity (2), and a first spring (4) is arranged between the triangular block and the inner wall of the installation cavity (2); the both ends of installation cavity (2) are equipped with input groove (10) and delivery pipe (8) respectively, be equipped with in input groove (10) and block piece (16), the one end that blocks piece (16) is connected with pull rod (14), the cover is equipped with second spring (15) on pull rod (14), motor (11) are established on eliminating a section of thick bamboo (1), and the drive shaft of motor (11) is connected with winding dish (12), the winding has stay cord (13) on winding dish (12), the one end and the pull rod (14) fixed connection of stay cord (13).

2. The water hammer removing device according to claim 1, wherein: the inner wall of eliminating a section of thick bamboo (1) is connected with water velocity transducer (7), the outer end of eliminating a section of thick bamboo (1) is equipped with control module (18), water velocity transducer (7) and motor (11) all with control module (18) electric connection.

3. The water hammer removing device according to claim 1, wherein: the top of triangle piece (5) passes through spliced pole and slide (3) fixed connection, the both ends of first spring (4) are connected with the inner wall and slide (3) of installation cavity (2) respectively.

4. The water hammer removing device according to claim 1, wherein: the top end of the mounting cavity (2) is provided with an air hole.

5. The water hammer removing device according to claim 1, wherein: the top of triangle piece (5) is connected with sealed pad (6), block protruding (17) have been seted up to the inner wall of input groove (10).

6. The water hammer removing device according to claim 1, wherein: and an electric one-way valve (9) is fixedly arranged on the discharge pipe (8).

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