CN216112342U

CN216112342U - Regulation type marine swing check valve

Info

Publication number: CN216112342U
Application number: CN202121866659.7U
Authority: CN
Inventors: 郑祥华; 郑笑愉
Original assignee: Wenzhou Xinsen Special Steel Co ltd
Current assignee: Wenzhou Xinsen Special Steel Co ltd
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2022-03-22
Anticipated expiration: 2031-08-10

Abstract

The utility model relates to the technical field of swing check valve equipment, in particular to an adjusting type ship swing check valve which comprises a valve body, wherein the left end and the right end of the valve body are respectively connected with a water inlet and a water outlet, the top end of the valve body is connected with a valve cover, a screw rod is connected between the valve cover and the valve body, the top end and the bottom end of the screw rod are connected with nuts, a sealing gasket is hermetically connected between the valve cover and the valve body, a valve shaft is connected inside the valve body, one side of the valve shaft is connected with a rocker arm, one side of the rocker arm is connected with a valve clack, a controller is arranged on a base surface of the valve body, and the water leakage condition of the check valve in a closed state is detected through a water sensitive sensor, so that subsequent maintenance is facilitated for a user.

Description

Regulation type marine swing check valve

Technical Field

The utility model relates to the technical field of swing check valve equipment, in particular to a regulating type swing check valve for a ship.

Background

The check valve is an automatic valve, mainly used on a pipeline with unidirectional medium flow and only allows the medium to flow in one direction to prevent accidents, and generally the valve of the type is horizontally arranged in the pipeline.

Although the swing check valve on the market is various at present, but the majority is the change in form, its function is not too big change, swing check valve at present can't monitor the sealed effect of opening and close the piece when using, when the opening and close piece of swing check valve is closed, the user can't know whether the inside opening and close piece department of valve body has the condition of leaking, and then can't maintain immediately, the use of check valve has been influenced, and the long-time inner wall that uses of current swing check valve corrodes easily, especially at marine in-process, the life of check valve has been reduced.

Therefore, there is a need to design a swing check valve for a regulating type ship to solve the above-mentioned problems in the background art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an adjusting type swing check valve for a ship, which solves the problems in the prior art.

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

the utility model provides a regulation type marine swing check valve, includes the valve body, both ends are connected with water inlet and delivery port respectively about the valve body, the embedded sensor who installs the condition of leaking that is used for detecting among the stagnant water process of one side that is close to the valve shaft in the inner wall both ends of water inlet, one side electric connection that water sensitive sensor kept away from the water inlet has the response piece of contact, the top of valve body is connected with the valve gap, be connected with the screw rod between valve gap and the valve body, the top and the bottom of screw rod are connected with the nut, sealing connection has seal gasket between valve gap and the valve body, the internal connection of valve body has the valve shaft, one side of valve shaft is connected with the rocking arm, one side of rocking arm is connected with the valve clack, the base face of valve body is equipped with the controller.

As a preferable scheme of the present invention, an adjusting bolt for manual adjustment is connected to one end of the valve shaft located outside the valve body, and the adjusting bolt is a hexagon socket head cap screw.

In a preferred embodiment of the present invention, the side of the sensor strip away from the water sensor is in contact with the valve flap.

As the preferable scheme of the utility model, an alarm is arranged in the controller, and the water-sensitive sensor and the induction sheet are electrically connected with the controller and the alarm.

As a preferable scheme of the utility model, one side of the water inlet close to the water-sensitive sensor is provided with a vertically-installed one-way filtering membrane, and the water passing direction of the one-way filtering membrane is consistent with that of the valve body.

As a preferable scheme of the utility model, the inner wall of the valve body is provided with the corrosion-resistant layer, the thickness of the corrosion-resistant layer is 0.8-3MM, and the corrosion-resistant layer is made of water glass material.

As a preferable scheme of the utility model, the top ends of the water inlet and the water outlet are both connected with pressure relief valves, and the bottoms of the pressure relief valves are communicated with the inside of the valve body.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the adjusting bolt is connected with the valve shaft through the adjusting bolt, so that the angle of the rocker arm can be manually adjusted through the adjusting bolt, and the overall flexibility and adjustability of the valve body are improved.

2. According to the utility model, the water-sensitive sensor and the induction sheet are arranged at the tail end of the water inlet, so that the opening and closing signals are received through the induction sheet, the water leakage condition of the check valve in the closed state is detected through the water-sensitive sensor, the alarm is used for giving an alarm, the trouble of frequent checking by a user is avoided, the follow-up maintenance is convenient for the user, and the use of the equipment is more convenient.

3. According to the utility model, through the arranged one-way filtering membrane, the water source in the water inlet direction can be filtered through the one-way filtering membrane, and meanwhile, the water source can be prevented from flowing backwards, so that the use effect of the swing check valve is improved, and the equipment is more efficient when in use.

4. According to the utility model, through the arranged corrosion-resistant layer, the corrosion-resistant effect of the inner wall of the valve body is improved through the corrosion-resistant layer, and the service life of the valve body is prolonged.

5. According to the utility model, the pressure relief valve is arranged and used for relieving the pressure in the valve body, so that the safety in use is ensured.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the valve body of the present invention;

FIG. 3 is an enlarged view of point A of the present invention;

in the figure: 1. a valve body; 101. a water inlet; 102. a water outlet; 103. a valve cover; 1031. a screw; 1032. A nut; 1033. sealing gaskets; 104. a valve shaft; 1041. adjusting the bolt; 105. a rocker arm; 106. a valve flap; 2. a controller; 201. an alarm; 3. a water sensitive sensor; 4. an induction sheet; 5. a one-way filtration membrane; 6. a corrosion-resistant layer; 7. and (4) releasing the valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

an adjustable rotary-opening check valve for ships comprises a valve body 1, wherein the left end and the right end of the valve body 1 are respectively connected with a water inlet 101 and a water outlet 102, one side of the two ends of the inner wall of the water inlet 101, which is close to a valve shaft 104, is embedded with a water-sensitive sensor 3 for detecting the water leakage condition in the water stopping process, one side of the water-sensitive sensor 3, which is far away from the water inlet 101, is electrically connected with a contact-type induction sheet 4, the top end of the valve body 1 is connected with a valve cover 103, a screw 1031 is connected between the valve cover 103 and the valve body 1, the top end and the bottom end of the screw 1031 are connected with a nut 1032, a sealing gasket 1033 is hermetically connected between the valve cover 103 and the valve body 1, the valve shaft 104 is connected inside the valve body 1, one side of the valve shaft 104 is connected with a rocker arm 105, one side of the rocker arm 105 is connected with a valve clack 106, a controller 2 is arranged on the base surface of the valve body 1, the angle of the rocker arm 105 can be manually adjusted through an adjusting bolt 1041, so that the flexibility and the adjustability of the whole valve body 1 are improved, detect the condition of leaking under the check valve closure state through water sensor 3 to through the suggestion of reporting to the police of alarm 201, avoided the trouble that the user frequently looked over, can filter the water source of the direction of intaking through one-way filtration membrane 5, can prevent the water source refluence simultaneously, improved swing check valve's result of use.

In an embodiment, referring to fig. 1 and fig. 2, an adjusting bolt 1041 for manual adjustment is connected to one end of the valve shaft 104 located outside the valve body 1, the adjusting bolt 1041 is a hexagon socket head cap screw, and the adjusting bolt 1041 is connected to the valve shaft 104 through the adjusting bolt 1041, so that the angle of the rocker arm 105 can be manually adjusted through the adjusting bolt 1041, and the flexibility and adjustability of the whole valve body 1 are improved.

An embodiment, please refer to fig. 1, fig. 2 and fig. 3, one side that water sensitive sensor 3 was kept away from to response piece 4 contacts with valve clack 106, the inside of controller 2 is equipped with alarm 201, water sensitive sensor 3, response piece 4 all with controller 2, alarm 201 electric connection, through being equipped with water sensitive sensor 3 and response piece 4 at water inlet 101 terminal, thereby receive opening and closing signal through response piece 4, detect the condition of leaking under the check valve closure state through water sensitive sensor 3, and report to the police through alarm 201 and indicate, the trouble of having avoided the user of service to frequently look over, the user of being convenient for carries out follow-up maintenance, make more convenient during the equipment uses.

The embodiment, please refer to fig. 2 and fig. 3, one side that water inlet 101 is close to water sensitive sensor 3 is equipped with one-way filtration membrane 5 of perpendicular installation, and one-way filtration membrane 5 crosses the water direction unanimous with the water direction of crossing of valve body 1, through the one-way filtration membrane 5 that sets up, can filter the water source of the direction of intaking through one-way filtration membrane 5, can prevent the water source refluence simultaneously, has improved the result of use of swing check valve for higher high efficiency when equipment uses.

In the embodiment, referring to fig. 2, the corrosion-resistant layer 6 is arranged on the inner wall of the valve body 1, the thickness of the corrosion-resistant layer 6 is 0.8 MM to 3MM, and the corrosion-resistant layer 6 is made of water glass material, so that by arranging the corrosion-resistant layer 6, the corrosion-resistant effect of the inner wall of the valve body 1 is improved through the corrosion-resistant layer 6, and the service life of the valve body is prolonged.

In an embodiment, referring to fig. 1, the top ends of the water inlet 101 and the water outlet 102 are both connected with a pressure release valve 7, the bottom of the pressure release valve 7 is communicated with the inside of the valve body 1, and the pressure release valve 7 is used for performing pressure release processing on the pressure inside the valve body 1, so that safety in use is ensured.

The working principle is as follows: when the check valve is used, the water-sensitive sensor 3 and the induction sheet 4 are arranged at the tail end of the water inlet 101, so that an opening and closing signal is received through the induction sheet 4, when the valve clack 106 touches the induction sheet 4, the closed state is represented, the water leakage condition of the check valve in the closed state is detected through the water-sensitive sensor 3, when the water leakage condition is met, the water-sensitive sensor 3 transmits data to the controller 2, and the alarm 201 gives an alarm to prompt, so that the trouble of frequent checking by a user is avoided, the follow-up maintenance by the user is convenient, the user can finely adjust the angle of the rocker arm 105 through the adjusting bolt 1041, further, the valve body 1 can be manually closed, the overall flexibility and adjustability of the valve body 1 are improved, the water source in the water inlet direction can be filtered through the one-way filtering membrane 5, meanwhile, the water source can be prevented from flowing backwards, and the use effect of the swing check valve is improved, the pressure relief valve 7 is used for relieving the pressure inside the valve body 1, so that the safety in use is ensured, the corrosion-resistant effect of the inner wall of the valve body 1 is improved through the corrosion-resistant layer 6, the service life of the valve body 1 is prolonged, and certain popularization value is achieved.

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

1. The utility model provides a regulation type marine swing check valve, includes valve body (1), its characterized in that: the water-saving water-stop valve is characterized in that the left end and the right end of the valve body (1) are respectively connected with a water inlet (101) and a water outlet (102), one side, close to the valve shaft (104), of the two ends of the inner wall of the water inlet (101) is embedded with a water-sensitive sensor (3) for detecting the water leakage condition in the water-stop process, one side, far away from the water inlet (101), of the water-sensitive sensor (3) is electrically connected with a contact-type induction sheet (4), the top end of the valve body (1) is connected with a valve cover (103), a screw rod (1031) is connected between the valve cover (103) and the valve body (1), the top end and the bottom end of the screw rod (1031) are connected with nuts (1032), a sealing gasket (1033) is hermetically connected between the valve cover (103) and the valve body (1), the valve shaft (104) is connected with one side of the valve shaft (104) is connected with a rocker arm (105), one side of the rocker arm (105) is connected with a valve flap (106), the base surface of the valve body (1) is provided with a controller (2).

2. The swing check valve of claim 1, wherein: one end of the valve shaft (104) is located on the outer side of the valve body (1) and is connected with an adjusting bolt (1041) used for manual adjustment, and the adjusting bolt (1041) is an inner hexagonal bolt.

3. The swing check valve of claim 1, wherein: one side of the sensing sheet (4) far away from the water-sensitive sensor (3) is contacted with the valve clack (106).

4. The swing check valve of claim 1, wherein: the inside of controller (2) is equipped with alarm (201), equal and controller (2), alarm (201) electric connection of water-sensitive sensor (3), response piece (4).

5. The swing check valve of claim 1, wherein: one side that water inlet (101) are close to water sensor (3) is equipped with one-way filtering membrane (5) of perpendicular installation, the water direction of crossing of one-way filtering membrane (5) is unanimous with the water direction of crossing of valve body (1).

6. The swing check valve of claim 1, wherein: the inner wall of the valve body (1) is provided with a corrosion-resistant layer (6), the thickness of the corrosion-resistant layer (6) is 0.8-3MM, and the corrosion-resistant layer (6) is made of water glass material.

7. The swing check valve of claim 1, wherein: the top ends of the water inlet (101) and the water outlet (102) are both connected with a pressure release valve (7), and the bottom of the pressure release valve (7) is communicated with the inside of the valve body (1).