CN220318663U

CN220318663U - Multifunctional water hammer-proof water supply equipment for non-negative-pressure booster pump station

Info

Publication number: CN220318663U
Application number: CN202321287857.7U
Authority: CN
Inventors: 杨萌; 徐海林; 陈飞
Original assignee: Zhejiang Huayuan Water Service Co ltd
Current assignee: Zhejiang Huayuan Water Service Co ltd
Priority date: 2023-05-25
Filing date: 2023-05-25
Publication date: 2024-01-09
Anticipated expiration: 2033-05-25

Abstract

The utility model discloses water supply equipment of a multifunctional waterproof hammer non-negative pressure booster pump station, and relates to the technical field of non-negative pressure water supply equipment. This multi-functional water hammer does not have negative pressure booster pump station water supply equipment, through installing buffer, when appearing closing suddenly or opening the valve, from pipeline and the inside "water hammer" of trunk line can enter into the buffer tank internal surface through the screwed pipe, through the inside pressure of sliding tray, cushion the pressure that the closing plate surface received, and eliminate "water hammer", simultaneously when being negative pressure state from pipeline and trunk line inside, buffer tank inside also is negative pressure state, and pull the sealing block through closing plate and connective bar, can eliminate the negative pressure, the life of pipeline has been improved, through setting up regulation chamber and servo motor etc. can be according to the inside hydraulic pressure intensity of pipeline, nimble to closing plate gliding resistance is adjusted, the adaptability has been strengthened.

Description

Multifunctional water hammer-proof water supply equipment for non-negative-pressure booster pump station

Technical Field

The utility model relates to the technical field of non-negative pressure water supply equipment, in particular to multifunctional water hammer-proof non-negative pressure booster pump station water supply equipment.

Background

The non-negative pressure water supply device is a pressurized water supply unit, is directly connected with a municipal water supply network, is used for series pressure-superposed water supply on the basis of the residual pressure of the municipal pipe network, ensures that the pressure of the municipal pipe network is not less than the set protection pressure (the set pressure is necessarily higher than the pressure requirement of a district direct supply area and is generally not lower than 1.2 Kg), but when a water hammer booster pump in the non-negative pressure water supply device works, the external collision damage of the non-negative pressure water supply device is serious, the pipeline fixing effect is poor, the normal work of the non-negative pressure water supply device is influenced, and therefore the non-negative pressure water supply device needs to be protected and improved.

The waterproof hammer equipment in the existing market does not have the function of pressure regulation, and the pressure inside the pipeline of the booster pump station is different, so that the effect of the waterproof hammer is also different, and the waterproof hammer in the existing market cannot adapt to pipelines with different pressures for use, so that the adaptability is poor.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the water supply equipment of the multifunctional water hammer-free negative pressure booster pump station, which solves the problems that the internal pressure of the pipelines of the booster pump station is different, so that the effect of the water hammer is different, the water hammer on the market cannot adapt to the use of pipelines with different pressures, and the adaptability is poor.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a multi-functional waterproof hammer does not have negative pressure booster pump station water supply equipment, includes a jar body, fixed connection at the inlet tube at jar body top, fixed mounting at jar external surface booster pump, fixed connection at the trunk line of jar body output and fixed connection at the from pipeline on trunk line surface, the both ends fixed mounting of trunk line have buffer, fixed screw thread has all been seted up at the inside both ends of trunk line, the draw-in groove has been seted up to fixed screw thread's surface equidistance, fixed screw thread's surface laminating is connected with the sealing ring;

the buffer device comprises a fixing nut attached to the surface of the sealing ring, a threaded pipe is fixedly connected to the surface of the fixing nut, which is close to the main pipe, the outer surface of the threaded pipe is in threaded engagement with the inside of the fixing thread, the fixing nut is far away from the surface of the threaded pipe, an outer cylinder is fixedly connected to the surface of the threaded pipe, a buffer groove is formed in the inside of the outer cylinder, a first positioning block is fixedly connected to the inside of the buffer groove at equal intervals, a sealing plate is connected to the inside of the buffer groove in a sealing sliding manner, a connecting rod is fixedly connected to the surface of the sealing plate, which is far away from the fixing nut, a sliding groove is formed in the inside of the outer cylinder, a second positioning block is fixedly connected to the inside of the sliding groove at equal intervals, a sealing block is connected to the inside of the sliding groove in a sealing sliding manner, the sealing block is fixedly connected with the surface of the connecting rod at one end far away from the sealing plate, the surface of the outer cylinder is provided with an air outlet groove, the inside of one end close to the buffer groove and the sliding groove is communicated with the outside of the outer cylinder through the air outlet groove, the inside of the outer cylinder is provided with an adjusting cavity, the inside of the adjusting cavity is communicated with the inside of the sliding groove, the inside of the adjusting cavity is in sealing sliding connection with an adjusting plate, the inside of the outer cylinder is fixedly provided with a servo motor, the output end of the servo motor is fixedly provided with a threaded rod, the outer surface of the threaded rod is in threaded rotation connection with the inner center of the adjusting plate, and the surface of the outer cylinder far away from the fixing nut is provided with an air passing groove.

Preferably, the inner part of the adjusting cavity, which is close to the servo motor, is communicated with the outer part of the outer cylinder through an air passing groove.

Preferably, the screw hole matched with the screw rod is formed in the center of the inside of the adjusting plate, long grooves are formed in the two sides of the screw hole in the screw rod, limiting rods are connected in a sliding mode in the long grooves, and one ends, away from the adjusting plate, of the limiting rods are fixedly connected to the inner wall of the adjusting cavity.

Preferably, the sliding groove is in a strong pressure state in a normal state.

Preferably, sealing rings are fixedly arranged on the outer surfaces of the sealing plate and the adjusting plate.

Preferably, the clamping groove is hexagonal, the surface of the sealing ring, which is close to the main pipeline, is equidistantly provided with a convex block matched with the clamping groove, and the sealing ring is sleeved on the outer surface of the threaded pipe; one end of the connecting rod, which is far away from the sealing plate, extends to the inside of the sliding groove.

Advantageous effects

The utility model provides a water supply device of a multifunctional waterproof hammer non-negative pressure booster pump station. Compared with the prior art, the method has the following beneficial effects:

1. this multi-functional waterproof hammer does not have negative pressure booster pump station water supply equipment, through installing buffer, when appearing closing suddenly or opening the valve, from pipeline and the inside "water hammer" of trunk line can enter into buffer tank internal surface through the screwed pipe, and strike the surface at the closing plate, through the inside pressure of sliding tray, cushion the pressure that the closing plate surface received, and eliminate "water hammer", simultaneously when being negative pressure state from pipeline and trunk line inside, buffer tank inside is negative pressure state too, and pull the sealing block through closing plate and connective bar, can eliminate the negative pressure, the life of pipeline has been improved, through setting up regulating cavity, regulating plate and servo motor etc. can adjust the inside pressure of sliding tray, can be according to the inside hydraulic pressure intensity of pipeline, nimble to the gliding resistance of closing plate is adjusted, adaptability has been strengthened, the functional is stronger.

2. This multi-functional waterproof hammer does not have negative pressure booster pump station water supply equipment through setting up screwed pipe, sealing ring and draw-in groove etc. can be fast with buffer and pipeline equipment, also be convenient for change it when buffer appears damaging, has strengthened the practicality.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the connection of a main pipe and a buffer device in the present utility model;

FIG. 3 is a schematic view of a buffer device according to the present utility model;

fig. 4 is a schematic structural view of the adjusting plate in the present utility model.

In the figure: 1. a tank body; 2. a water inlet pipe; 3. a booster pump; 4. a main pipe; 5. a slave pipe; 6. a buffer device; 7. a fixed thread; 8. a clamping groove; 9. a seal ring; 61. an outer cylinder; 62. a fixing nut; 63. a threaded tube; 64. a buffer tank; 65. a first positioning block; 66. a sealing plate; 67. a connecting rod; 68. a sliding groove; 69. a second positioning block; 610. a sealing block; 611. a regulating chamber; 612. an adjusting plate; 613. a servo motor; 614. a threaded rod; 615. a gas passing groove; 616. an air outlet groove; 6141. a threaded hole; 6142. an elongated slot.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a multi-functional waterproof hammer does not have negative pressure booster pump station water supply equipment, including a jar body 1, the inlet tube 2 of fixed connection at jar body 1 top, fixed mounting is at the booster pump 3 of jar body 1 surface, the trunk line 4 of fixed connection at jar body 1 output and fixed connection is at the slave pipeline 5 on trunk line 4 surface, buffer 6 is fixed to the both ends of trunk line 4, fixed screw thread 7 has all been seted up at the inside both ends of trunk line 4, draw-in groove 8 has been seted up to fixed screw thread 7's surface equidistance, fixed screw thread 7's surface laminating is connected with sealing ring 9, draw-in groove 8 is the hexagon, sealing ring 9 is close to trunk line 4's surface equidistance and has been seted up with draw-in groove 8 assorted lug, through setting up draw-in groove 8 and lug, can surface sealing ring 9 rotate at trunk line 4's terminal surface, avoid sealing ring 9 to wear because of frictional force causes, sealing ring 9's life has been prolonged;

the buffer device 6 comprises a fixing nut 62 attached to the surface of a sealing ring 9, a threaded pipe 63 is fixedly connected to the surface of the fixing nut 62, which is close to the main pipe 4, the sealing ring 9 is sleeved on the outer surface of the threaded pipe 63, the outer surface of the threaded pipe 63 is in threaded engagement with the inside of a fixed thread 7, the surface of the fixing nut 62, which is far away from the threaded pipe 63, is fixedly connected with an outer cylinder 61, a buffer groove 64 is formed in the inside of the outer cylinder 61, a first positioning block 65 is fixedly connected with the inside of the buffer groove 64 at equal intervals, a sealing plate 66 is fixedly connected with the inside of the buffer groove 64 in a sealing sliding manner, a connecting rod 67 is fixedly connected with the surface of the sealing plate 66, which is far away from the fixing nut 62, a sliding groove 68 is formed in the inside of the outer cylinder 61, one end of the connecting rod 67, which is far away from the sealing plate 66, extends to the inside of the sliding groove 68, the inside of the sliding groove 68 is in a strong pressure state in a normal state, the inside of the sliding groove 68 is fixedly connected with a second positioning block 69 at equal intervals, the inner part of the sliding groove 68 is in sealed sliding connection with a sealing block 610, the surface of the sealing block 610 is fixedly connected with one end of a connecting rod 67 far away from a sealing plate 66, the surface of the outer cylinder 61 is provided with an air outlet groove 616, the inner parts of the buffer groove 64 and the close end of the sliding groove 68 are communicated with the outer part of the outer cylinder 61 through the air outlet groove 616, the inner part of the outer cylinder 61 is provided with an adjusting cavity 611, the inner part of the adjusting cavity 611 is communicated with the inner part of the sliding groove 68, the inner parts of the adjusting cavity 611 are in sealed sliding connection with an adjusting plate 612, the outer surfaces of the sealing plate 66 and the adjusting plate 612 are fixedly provided with sealing rings, the inner part of the outer cylinder 61 is fixedly provided with a servo motor 613, the output end of the servo motor 613 is fixedly provided with a threaded rod 614, the outer surface of the threaded rod 614 is in threaded rotary connection with an inner center of the adjusting plate 612, the surface of the outer cylinder 61 far away from a fixing nut 62 is provided with an air passing groove 615, the adjusting cavity 611 is communicated with the outside of the outer cylinder 61 through the air passing groove 615 near the servo motor 613, when a valve is suddenly closed or opened, a 'water hammer' in the pipeline 5 and the main pipeline 4 enters the inner surface of the buffer groove 64 through the threaded pipe 63 and impacts the surface of the sealing plate 66, the pressure in the sliding groove 68 is used for buffering the pressure received by the surface of the sealing plate 66 and eliminating the 'water hammer', and meanwhile, when the pipeline 5 and the main pipeline 4 are in a negative pressure state, the inside of the buffer groove 64 is also in a negative pressure state, and the sealing block 610 is pulled through the sealing plate 66 and the connecting rod 67, so that the negative pressure can be eliminated, the service life of the pipeline is prolonged, the pressure in the sliding groove 68 can be adjusted through the adjusting cavity 611, the adjusting plate 612, the servo motor 613 and the like, the sliding resistance of the sealing plate 66 can be flexibly adjusted according to the water pressure intensity in the pipeline, and the adaptability is enhanced;

screw hole 6141 matched with screw rod 614 is arranged in the center of the inner part of adjusting plate 612, long grooves 6142 are arranged in the screw rod 614 and are positioned on two sides of screw hole 6141, limiting rods are connected in the long grooves 6142 in a sliding mode, one ends of the limiting rods, away from the adjusting plate 612, are fixedly connected to the inner wall of adjusting cavity 611, and adjusting plate 612 can be limited through mounting long grooves 6142 and the limiting rods, and rotation of adjusting plate 612 is avoided.

When the valve is suddenly closed or opened, a water hammer in the pipeline 5 and the main pipeline 4 enters the inner surface of the buffer groove 64 through the threaded pipe 63 and collides with the surface of the sealing plate 66, the surface of the sealing plate 66 is pressurized and then drives the connecting rod 67 and the sealing block 610 to slide in the sliding groove 68, the pressure on the surface of the sealing plate 66 is buffered through the pressure in the sliding groove 68, the water hammer is eliminated, meanwhile, when the pipeline 5 and the main pipeline 4 are in a negative pressure state, the buffer groove 64 is in a negative pressure state, the sealing block 610 is pulled through the sealing plate 66 and the connecting rod 67, the negative pressure can be eliminated, the service life of the pipeline is prolonged, the pressure in the sliding groove 68 can be regulated through the adjusting cavity 611, the adjusting plate 612, the servo motor 613 and the like, the sliding resistance of the sealing plate 66 can be flexibly regulated according to the water pressure intensity in the pipeline, and the adaptability is enhanced.

And all that is not described in detail in this specification is well known to those skilled in the art.

Claims

1. The utility model provides a multi-functional waterproof hammer does not have negative pressure booster pump station water supply equipment, includes a jar body (1), fixed connection at inlet tube (2) at jar body (1) top, fixed mounting at booster pump (3) of jar body (1) surface, trunk line (4) and the follow pipeline (5) of fixed connection at trunk line (4) surface of the main line (1) output, its characterized in that: the two ends of the main pipeline (4) are fixedly provided with buffer devices (6), the two ends of the inside of the main pipeline (4) are provided with fixed threads (7), clamping grooves (8) are formed in the surface of the fixed threads (7) at equal intervals, and sealing rings (9) are attached to the surface of the fixed threads (7);

the buffer device (6) comprises a fixing nut (62) attached to the surface of the sealing ring (9), a threaded pipe (63) is fixedly connected to the surface of the fixing nut (62) close to the main pipe (4), the outer surface of the threaded pipe (63) is in threaded engagement with the inside of a fixing thread (7), the fixing nut (62) is far away from the surface of the threaded pipe (63) and is fixedly connected with an outer cylinder (61), a buffer groove (64) is formed in the inside of the outer cylinder (61), a first positioning block (65) is fixedly connected to the inside of the buffer groove (64) at equal intervals, a sealing plate (66) is fixedly connected to the inside of the buffer groove (64) in a sealing sliding manner, a connecting rod (67) is fixedly connected to the surface of the sealing plate (66) far away from the fixing nut (62), a sliding groove (68) is formed in the inside of the outer cylinder (61), a second positioning block (69) is fixedly connected to the inside of the sliding groove (68) at equal intervals, a sealing block (610) is connected to the inside of the sliding groove (68), one end of the sealing block (610) is fixedly connected to the connecting rod (67) far away from the surface of the sealing plate (616), the inside of the close one end of buffer tank (64) and sliding tray (68) all is linked together with the outside of urceolus (61) through air outlet groove (616), regulation chamber (611) have been seted up to the inside of urceolus (61), the inside of regulation chamber (611) is linked together with the inside of sliding tray (68), the inside sealed sliding connection of regulation chamber (611) has regulating plate (612), the inside fixed mounting of urceolus (61) has servo motor (613), the output fixed mounting of servo motor (613) has screw rod (614), the inside center department at regulating plate (612) is rotated to the surface screw thread of screw rod (614), the surface that fixation nut (62) were kept away from to urceolus (61) has been seted up and has crossed air groove (615).

2. The water supply equipment of a multifunctional waterproof hammer non-negative pressure booster pump station according to claim 1, wherein: the inner part of the adjusting cavity (611) close to the servo motor (613) is communicated with the outer part of the outer cylinder (61) through an air passing groove (615).

3. A multi-functional water hammer non-negative pressure booster pump station water supply equipment according to claim 1 or 2, characterized in that: screw holes (6141) matched with the screw rods (614) are formed in the inner center of the adjusting plate (612), long grooves (6142) are formed in the screw rods (614) and located on two sides of the screw holes (6141), limiting rods are connected to the inner portions of the long grooves (6142) in a sliding mode, and one ends, away from the adjusting plate (612), of the limiting rods are fixedly connected to the inner wall of the adjusting cavity (611).

4. A multi-functional water hammer non-negative pressure booster pump station water supply equipment according to claim 1 or 2, characterized in that: the sliding groove (68) is normally in a strong pressure state.

5. A multi-functional water hammer non-negative pressure booster pump station water supply equipment according to claim 1 or 2, characterized in that: sealing rings are fixedly arranged on the outer surfaces of the sealing plate (66) and the adjusting plate (612).

6. A multi-functional water hammer non-negative pressure booster pump station water supply equipment according to claim 1 or 2, characterized in that: the clamping groove (8) is hexagonal, the surface of the sealing ring (9) close to the main pipeline (4) is provided with convex blocks matched with the clamping groove (8) at equal intervals, and the sealing ring (9) is sleeved on the outer surface of the threaded pipe (63); one end of the connecting rod (67) far away from the sealing plate (66) extends into the sliding groove (68).