CN220910815U

CN220910815U - Novel automatic pressure regulating valve for sewage treatment

Info

Publication number: CN220910815U
Application number: CN202322427637.6U
Authority: CN
Inventors: 张洋; 高健; 郭宇强
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-09-07
Filing date: 2023-09-07
Publication date: 2024-05-07
Anticipated expiration: 2033-09-07

Abstract

The utility model provides a novel automatic air-vent valve of sewage treatment, including the valve body, first piston tube of outside fixed mounting and second piston tube of valve body, the through-hole is seted up to the upside of valve body, square hole is seted up to the downside of valve body, square hole department slidable mounting baffle, the through-hole is linked together with first piston tube, airtight slidable mounting first piston plate in the first piston tube, first piston plate one side is equipped with the perforated plate, be equipped with the spring between perforated plate and the first piston plate, be equipped with the screw thread through-hole in the middle of the perforated plate, screw thread through-hole internal thread cooperation installation lead screw, the perforated plate only can slide from top to bottom in first piston tube, the centre bore is seted up at first piston tube top, the lead screw passes through sealed bearing with the centre bore and rotates to be connected. The pressure regulating valve is simple in structure and ingenious in conception, the automatic regulation of the pressure regulating valve can be realized through a simple device, the pressure relief range of the pressure regulating valve can be regulated according to different pressure relief requirements, the pressure regulating valve is convenient and quick to use, the actual requirements can be met, and the pressure regulating valve is suitable for popularization.

Description

Novel automatic pressure regulating valve for sewage treatment

Technical Field

The utility model belongs to the technical field of automatic pressure regulating devices, and particularly relates to a novel automatic pressure regulating valve for sewage treatment.

Background

The pump used for treating wastewater and sewage in the market at present has short service life because of the variable water pressure, and the pressure of a water pipe is regulated by manually screwing a valve, so that the time and the labor are wasted, the feedback is not timely, and an automatic pressure regulating valve for treating sewage is disclosed in the utility model patent with the patent number of CN217538981U, and comprises a columnar valve body with an opening at the lower end, and is characterized in that an induction device is arranged in the valve body, and is connected with an amplifying device which is connected with an executing device; the induction device comprises a vertical bar fixedly connected with the left side of the inner wall of the valve body, a sealing sleeve with vertical arrangement and an opening at the lower end is fixedly connected with the right end of the vertical bar, a through hole is coaxially formed in the upper end of the sealing sleeve, a plug rod is coaxially and vertically matched with the lower end of the plug rod in a sliding manner, a piston sheet is coaxially and fixedly connected with the inner wall of the sealing sleeve in a sliding manner, the structure of the induction device is complex, used mechanical parts are arranged on the inner side of the valve body and can be corroded inevitably in long-term contact with sewage, the service life of the pressure regulating valve is influenced, and the induction device cannot regulate different pipeline pressures, is poor in adaptability and is unfavorable for popularization.

Disclosure of utility model

The utility model provides a novel automatic pressure regulating valve for sewage treatment, which is used for solving the defects in the prior art.

The utility model is realized by the following technical scheme:

The utility model provides a novel automatic air-vent valve of sewage treatment, which comprises a valve body, first piston tube of outside fixed mounting and second piston tube of valve body, the through-hole is seted up to the upside of valve body, square hole is seted up to the downside of valve body, square hole department slidable mounting baffle, the through-hole is linked together with first piston tube, airtight slidable mounting first piston plate in the first piston tube, first piston plate one side is equipped with the perforated plate, be equipped with the spring between perforated plate and the first piston plate, be equipped with the screw thread through-hole in the middle of the perforated plate, screw thread through-hole internal thread cooperation installation lead screw, the perforated plate only can slide from top to bottom in first piston tube, the centre bore is seted up at first piston tube top, the lead screw passes through sealed bearing with the centre bore and rotates to be connected, airtight slidable mounting second piston plate in the second piston tube, the outside fixed mounting push rod of second piston plate, the other end and baffle fixed connection of push rod, be connected through the hydraulic pressure pipe intercommunication between first piston tube and the second piston tube.

The novel automatic pressure regulating valve for sewage treatment is characterized in that the diameter of the through hole is smaller than the inner diameter of the first piston tube.

According to the novel automatic pressure regulating valve for sewage treatment, the first piston pipe is fixedly arranged with the valve body through the bolts, and the rubber pad is fixedly arranged between the first piston pipe and the valve body.

The novel automatic pressure regulating valve for sewage treatment is characterized in that a hand wheel is fixedly arranged at the upper end of the screw rod.

According to the novel automatic pressure regulating valve for sewage treatment, the valve body is a square tube, and circular flanges are arranged at two ends of the square tube.

The novel automatic pressure regulating valve for sewage treatment is characterized in that the first piston pipe, the second piston pipe and the hydraulic pipe are filled with hydraulic oil.

According to the novel automatic pressure regulating valve for sewage treatment, the reset spring is sleeved on the periphery of the push rod, one end of the reset spring is fixedly arranged on the second piston tube, and the other end of the reset spring is in abutting contact fit with the second piston plate.

According to the novel automatic pressure regulating valve for sewage treatment, the sliding rail is fixedly arranged on the inner side of the valve body where the square hole is located, the baffle is slidably arranged in the sliding rail, the bottom side of the baffle is in airtight sliding contact fit with the inner bottom side of the valve body, and the baffle seals the square hole.

The utility model has the advantages that: the pressure regulating valve is simple in structure and ingenious in conception, the automatic regulation of the pressure regulating valve can be realized through a simple device, the pressure relief range of the pressure regulating valve can be regulated according to different pressure relief requirements, the pressure regulating valve is convenient and quick to use, the actual requirements can be met, and the pressure regulating valve is suitable for popularization. When the hydraulic valve is used, when the water pressure in the valve body is larger than the pressure applied by the spring to the first piston plate, the spring is compressed, the first piston plate moves towards the first piston pipe, under the communication action of the hydraulic pipe, in order to ensure that the pressure in the first piston pipe and the pressure in the second piston pipe are unchanged, the second piston plate moves outwards, the second piston plate drives the push rod to move rightwards, the push rod moves rightwards to drive the baffle to move rightwards in the sliding rail, the square hole is gradually exposed, sewage is discharged from the square hole, and the water pressure in the pipeline is reduced; after the constant water pressure is reduced to a proper pressure value, the spring elasticity is larger than the water pressure, so that the first piston plate is driven to reset, and under the communication action of the hydraulic pipes, in order to ensure that the pressure in the first piston pipe and the pressure in the second piston pipe are unchanged, the second piston plate moves inwards, the second piston plate drives the push rod to move left, and the push rod moves left to drive the baffle to move left in the sliding rail, so that the square hole is covered, and sewage is prevented from flowing out; because the pressure release demands of pipelines with different strengths are different, the upper and lower positions of the perforated plate in the first piston pipe are adjusted by rotating the screw rod, and the elasticity of the spring to the first piston plate is changed by the compression spring, so that the pressure release range of the pressure regulating valve can be changed.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it will be obvious that the drawings in the following description are some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model; fig. 2 is a right side view of fig. 1.

Reference numerals: 1. valve body, 2, first piston tube, 3, second piston tube, 4, through-hole, 5, square hole, 6, baffle, 7, first piston plate, 8, perforated plate, 9, spring, 10, threaded through-hole, 11, lead screw, 12, centre bore, 13, second piston plate, 14, push rod, 15, hydraulic tube, 16, slider, 17, spout, 30, rubber pad, 40, hand wheel, 70, return spring, 80, slide rail.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. 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.

The utility model provides a novel sewage treatment automatic pressure regulating valve, as shown in fig. 1, 2, including valve body 1, the outside fixed mounting first piston tube 2 of valve body 1 and second piston tube 3, in this embodiment, the one end of first piston tube 2 and the upside fixed connection of valve body 1, the lateral wall of second piston tube 3 and the downside fixed connection of valve body 1, the area ratio of first piston tube 2 and second piston tube 3 pressure surface is 2:1, through-hole 4 is seted up to the upside of valve body 1, square hole 5 is seted up to the downside of valve body 1, square hole 5 department slidable mounting baffle 6, through-hole 4 is linked together with first piston tube 2, airtight slidable mounting first piston plate 7 in the first piston tube 2, one side of first piston plate 7 is equipped with perforated plate 8, be equipped with spring 9 between perforated plate 8 and the first piston plate 7, the both ends of spring 9 are contacted with the corresponding first piston plate 7, perforated plate 8 supports the contact cooperation, be equipped with screw thread through-hole 10 in the middle of perforated plate 8, screw thread through-hole 10 internal thread cooperation installation lead screw 11, perforated plate 8 can only slide about first piston tube 2, perforated plate 8 is equipped with piston tube 16 outside the fixed connection piston tube 16 is equipped with piston tube 16 in the periphery of perforated plate 8, piston tube 16 is equipped with piston tube 12 and piston tube 12 is equipped with the inside piston tube 3, piston tube 12 is connected with piston tube 13 outside the second piston tube is equipped with the piston tube 3, piston tube is connected through the inside the piston tube is equipped with the piston tube is fixed through the piston tube 13, piston tube is connected with the piston tube is fixed to the piston tube 13, the piston tube is connected through the piston tube is fixed to the piston tube has a piston tube 13, the piston rod has a piston rod 13, the top has a piston rod and a piston rod. The pressure regulating valve is simple in structure and ingenious in conception, the automatic regulation of the pressure regulating valve can be realized through a simple device, the pressure relief range of the pressure regulating valve can be regulated according to different pressure relief requirements, the pressure regulating valve is convenient and quick to use, the actual requirements can be met, and the pressure regulating valve is suitable for popularization. When the hydraulic pressure in the valve body 1 is higher than the pressure applied by the spring 9 to the first piston plate 7, the spring 9 is compressed, the first piston plate 7 moves towards the inside of the first piston pipe 2, the second piston plate 13 moves outwards under the communication action of the hydraulic pipe 15 to ensure that the pressure in the first piston pipe 2 and the pressure in the second piston pipe 3 are unchanged, the second piston plate 13 drives the push rod 14 to move rightwards, the push rod 14 moves rightwards to drive the baffle 6 to move rightwards in the sliding rail 12, the square hole 5 is gradually exposed, sewage is discharged from the square hole 5, and the water pressure in a pipeline is reduced; after the constant water pressure is reduced to a proper pressure value, the elastic force of the spring 9 is larger than the water pressure, so that the first piston plate 7 is driven to reset, and under the communication action of the hydraulic pipe 15, in order to ensure that the pressure in the first piston pipe 2 and the pressure in the second piston pipe 3 are unchanged, the second piston plate 13 moves inwards, the second piston plate 13 drives the push rod 14 to move left, and the push rod 14 moves left to drive the baffle 6 to move left in the slide rail 12, so that the square hole 5 is covered, and sewage is prevented from flowing out; because the pressure release demands of pipelines with different strengths are different, the upper and lower positions of the porous plate 8 in the first piston pipe 2 are adjusted by rotating the screw rod 11, the elastic force of the spring 9 to the first piston plate 7 is changed by the compression spring 9, and the pressure release range of the pressure regulating valve can be changed.

Specifically, as shown in the figure, the diameter of the through hole 4 is smaller than the inner diameter of the first piston tube 2. The above structure plays a limiting role, and prevents the first piston plate 7 from being pushed out of the first piston tube 2 under the action of the elastic force of the spring 9.

Specifically, as shown in the figure, in this embodiment, the first piston tube 2 is fixedly installed with the valve body 1 through a bolt, and a rubber pad 30 is fixedly disposed between the first piston tube 2 and the valve body 1. The installation of the first piston plate 7, the spring 9, the porous plate 8 and the screw rod 11 in the first piston tube 2 is facilitated, and the rubber gasket 30 plays a sealing role between the first piston tube 2 and the through hole 4.

Further, as shown in the figure, the upper end of the screw 11 in this embodiment is fixedly provided with a hand wheel 40. So that the screw 11 can be rotated more effort-saving.

Further, as shown in the figure, the valve body 1 in this embodiment is a square tube, and two ends of the square tube are provided with circular flanges. Compared with a round pipe, the square pipe is more convenient for the installation of the first piston pipe 2, and the round flange is better in adaptation degree when being installed with various round water pipes.

Further, as shown in the figure, the first piston tube 2, the second piston tube 3 and the hydraulic tube 15 are filled with hydraulic oil. The hydraulic transmission ratio has higher pneumatic transmission efficiency, larger power and higher precision.

Further, as shown in the figure, the outer periphery of the push rod 14 in this embodiment is sleeved with a return spring 70, one end of the return spring 70 is fixedly mounted on the second piston tube 3, and the other end is in abutting contact fit with the second piston plate 13. The presence of the return spring 70 can assist the quick return of the second piston plate 13 when the water pressure in the valve body 1 decreases.

Further, as shown in the figure, the sliding rail 80 is fixedly installed on the inner side of the valve body 1 where the square hole 5 is located in this embodiment, the baffle 6 is slidably installed in the sliding rail 80, the bottom side of the baffle 6 is in airtight sliding contact with the bottom side of the valve body 1, and the baffle 6 seals the square hole 5. The baffle 6 can slide in the chute 80, so that the baffle 6 is always abutted against the inner wall of the valve body 1, and the tightness of the valve body 1 is ensured.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides a novel automatic air-vent valve of sewage treatment which characterized in that: comprises a valve body (1), a first piston tube (2) and a second piston tube (3) are fixedly arranged on the outer side of the valve body (1), a through hole (4) is formed in the upper side of the valve body (1), a square hole (5) is formed in the lower side of the valve body (1), a baffle plate (6) is slidably arranged at the square hole (5), the through hole (4) is communicated with the first piston tube (2), a first piston plate (7) is hermetically and slidably arranged in the first piston tube (2), a porous plate (8) is arranged on one side of the first piston plate (7), a spring (9) is arranged between the porous plate (8) and the first piston plate (7), a threaded through hole (10) is arranged in the middle of the porous plate (8), a screw rod (11) is mounted in the threaded through hole (10) in a threaded fit manner, the porous plate (8) can only slide up and down in the first piston tube (2), a central hole (12) is formed in the top of the first piston tube (2), the screw rod (11) is rotationally connected with the central hole (12) through a sealing bearing, a second piston plate (13) is hermetically and slidably arranged in the second piston tube (3), the other end (14) of the second piston plate (13) is fixedly connected with a push rod (6), the first piston tube (2) and the second piston tube (3) are communicated and connected through a hydraulic tube (15).

2. The novel automatic pressure regulating valve for sewage treatment according to claim 1, wherein: the diameter of the through hole (4) is smaller than the inner diameter of the first piston tube (2).

3. The novel automatic pressure regulating valve for sewage treatment according to claim 1, wherein: the first piston tube (2) is fixedly arranged with the valve body (1) through bolts, and a rubber pad (30) is fixedly arranged between the first piston tube (2) and the valve body (1).

4. The novel automatic pressure regulating valve for sewage treatment according to claim 1, wherein: a hand wheel (40) is fixedly arranged at the upper end of the screw rod (11).

5. The novel automatic pressure regulating valve for sewage treatment according to claim 1, wherein: the valve body (1) is a square tube, and round flanges are arranged at two ends of the square tube.

6. The novel automatic pressure regulating valve for sewage treatment according to claim 1, wherein: the first piston tube (2), the second piston tube (3) and the hydraulic tube (15) are filled with hydraulic oil.

7. The novel automatic pressure regulating valve for sewage treatment according to claim 1, wherein: and a reset spring (70) is sleeved on the periphery of the push rod (14), one end of the reset spring (70) is fixedly arranged on the second piston tube (3), and the other end of the reset spring is in abutting contact fit with the second piston plate (13).

8. The novel automatic pressure regulating valve for sewage treatment according to claim 1, wherein: the sliding rail (80) is fixedly arranged on the inner side of the valve body (1) where the square hole (5) is located, the baffle plate (6) is slidably arranged in the sliding rail (80), the bottom side of the baffle plate (6) is in airtight sliding contact fit with the inner bottom side of the valve body (1), and the baffle plate (6) seals the square hole (5).