CN212840042U

CN212840042U - Deep sea piston type pressure feedback compensator

Info

Publication number: CN212840042U
Application number: CN202021163789.XU
Authority: CN
Inventors: 韩野; 范朝伟; 刘雷; 钟齐; 赵刚; 闫克建; 张凯
Original assignee: Tianjin Haoye Technology Co ltd
Current assignee: Tianjin Haoye Technology Co ltd
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2021-03-30
Anticipated expiration: 2030-06-22

Abstract

The utility model discloses a deep sea piston pressure feedback type compensator, including piston pipe, piston dish, first pressure zone and second pressure zone. This deep sea piston pressure feedback type compensator, during the use, at first twist the pressure compensator on the pipe joint that the pipeline was reserved through the sleeve pipe, the second pressure district passes through second connecting pipe and pipeline looks UNICOM this moment, then carry out atmospheric pressure regulation with external aeration equipment through first valve and second valve to the pressure in first pressure district and second pressure district, finally make the atmospheric pressure in the first pressure district the same with the atmospheric pressure in second pressure district, portable power source supplies power for pressure sensor and wireless transmitter this moment, make pressure sensor and wireless transmitter all work, when the pipeline internal pressure changes, the piston dish slides in the piston tube, extrude or draw and rise first pressure district, make the change of pressure value in second pressure district and the pipeline reduce, provide pressure compensation for pipeline pressure.

Description

Deep sea piston type pressure feedback compensator

Technical Field

The utility model relates to a pressure compensation field specifically is deep sea piston pressure feedback type compensator.

Background

The ocean is a precious land for storing resources and maintaining national security, and the reasonable development of ocean resources is gradually one of important strategic measures of each country. The watertight connector is one of key general matching devices of a submersible and other marine equipment, and is an indispensable configuration for completing deep sea exploration, resource exploration and evaluation. Therefore, with the increasing development of ocean research and ocean development industry, the requirement for deep water operation is higher and higher.

The piston type pressure compensator is an air pressure compensation device which changes position along with the change of pipeline air pressure, but the existing piston type pressure compensator cannot feed back the air pressure compensation condition when being used in deep sea, so that an operator cannot know when the air pressure of the pipeline is changed beyond the compensation range, and the air pressure of the pipeline is abnormal.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a deep sea piston pressure feedback type compensator to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the deep sea piston type pressure feedback compensator comprises a piston pipe, wherein a piston disc is arranged in the piston pipe, the outer wall of the piston disc is in sliding connection with the inner wall of the piston pipe, the piston disc divides the piston pipe into a first pressure area and a second pressure area, the outer wall of the piston disc is symmetrically and fixedly connected with a first sealing ring, the outer wall of the first sealing ring is contacted with the inner wall of the piston pipe, the upper side wall of the piston pipe is fixedly connected with a first valve, the first valve is communicated with the first pressure area, the lower side wall of the piston pipe is fixedly connected with a second valve, the second valve is communicated with the second pressure area, the top surface of the piston pipe is fixedly connected with a first connecting pipe, the inner wall of the first connecting pipe is in threaded connection with a pressure sensor, the bottom surface of the piston pipe is fixedly connected with a second connecting pipe, one side of the piston pipe is fixedly connected with an electrical box, the wireless transmitter is arranged above the mobile power supply.

As a further aspect of the present invention: the first sealing ring is made of rubber, and inner threads are arranged on the inner wall of the first connecting pipe.

As a further aspect of the present invention: the bottom inner wall circumference equidistance fixedly connected with guide bar of piston pipe, set up the guiding hole corresponding with the guide bar on the piston dish, the inner wall symmetry fixedly connected with second sealing ring of guiding hole.

As a further aspect of the present invention: the second sealing ring is made of rubber, and the inner wall of the second sealing ring is in contact with the outer wall of the guide rod.

As a further aspect of the present invention: the bottom outer wall of second connecting pipe rotates the cover and is equipped with the sleeve pipe, and sheathed tube inner wall is equipped with the internal thread, and the bottom surface fixedly connected with third sealing ring of second connecting pipe, third sealing ring are the rubber material, and the third sealing ring is established in the sleeve pipe.

As a further aspect of the present invention: the pressure sensor and the wireless transmitter are both electrically connected with the mobile power supply through electric wires, and the pressure sensor is electrically connected with the wireless transmitter through electric wires.

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

1. the deep sea piston type pressure feedback compensator can compensate the pressure change value of the connecting pipeline through the air pressure conversion of the first pressure area and the second pressure area by the matching use between the piston pipe and the piston disc, the pressure change value of the first pressure area can be fed back to an operator for observation through the matching use among the pressure sensor, the electrical appliance box, the mobile power supply and the wireless transmitter, through the matching use among the piston tube, the piston disc, the first pressure area, the second pressure area, the first valve and the second valve, the pressure of the first pressure area and the second pressure area can be adjusted, the adjustment of the pressure in the early stage and the maintenance of the pressure in the later stage are more convenient, therefore, the deep sea piston type pressure feedback type compensator can compensate and feed back the pipeline pressure, and the condition that the pressure compensation exceeds the limit to cause the deep sea piston type pressure feedback type compensator to lose efficacy is avoided.

2. The utility model discloses a piston pipe, the guide bar, cooperation between piston dish and the guiding hole is used, make the piston dish slide more smoothly in the piston pipe, cooperation through between first sealing ring and the second sealing ring is used, make the piston dish, connection between piston pipe and the guide bar is inseparabler, the gas tightness has been increased, use through first connecting pipe, make pressure sensor's fixed more convenient, through the second connecting pipe, cooperation between sleeve pipe and the third sealing ring is used, make this deep sea piston pressure feedback type compensator can be more convenient install the position that needs the installation, thereby make the use of this deep sea piston pressure feedback type compensator more convenient.

Drawings

Fig. 1 is a schematic structural diagram of a deep sea piston type pressure feedback type compensator.

Fig. 2 is an exploded view of a deep sea piston type pressure feedback type compensator.

Fig. 3 is a front sectional view of a deep sea piston type pressure feedback type compensator.

In the figure: the device comprises a piston pipe 1, a guide rod 2, a piston disc 3, a first pressure area 4, a second pressure area 5, a first sealing ring 6, a guide hole 7, a second sealing ring 8, a first valve 9, a second valve 10, a first connecting pipe 11, a pressure sensor 12, a second connecting pipe 13, a sleeve pipe 14, a third sealing ring 15, an electric appliance box 16, a mobile power supply 17 and a wireless transmitter 18.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, in the embodiment of the present invention, a deep sea piston type pressure feedback compensator includes a piston tube 1, a guide rod 2 is fixedly connected to a circumference of a bottom inner wall of the piston tube 1 at an equal distance, a piston disc 3 is disposed in the piston tube 1, an outer wall of the piston disc 3 is slidably connected to an inner wall of the piston tube 1, the piston disc 3 divides the piston tube 1 into a first pressure region 4 and a second pressure region 5, a first sealing ring 6 is symmetrically and fixedly connected to an outer wall of the piston disc 3, the first sealing ring 6 is made of rubber, an outer wall of the first sealing ring 6 contacts with the inner wall of the piston tube 1, a guide hole 7 corresponding to the guide rod 2 is formed in the piston disc 3, a second sealing ring 8 is symmetrically and fixedly connected to the inner wall of the guide hole 7, the second sealing ring 8 is made of rubber, the inner wall of the second sealing ring 8 contacts with the outer wall of the guide rod 2, a first valve 9, the first valve 9 is communicated with the first pressure area 4, the lower side wall of the piston tube 1 is fixedly connected with a second valve 10, the second valve 10 is communicated with the second pressure area 5, the top surface of the piston tube 1 is fixedly connected with a first connecting tube 11, the inner wall of the first connecting tube 11 is provided with internal threads, the inner wall of the first connecting tube 11 is in threaded connection with a pressure sensor 12, the model of the pressure sensor 12 is MIK-P300, the piston tube is manufactured and sold by Hangzhou American control automation technology, Inc., the bottom surface of the piston tube 1 is fixedly connected with a second connecting tube 13, the outer wall of the bottom of the second connecting tube 13 is rotatably sleeved with a sleeve 14, the inner wall of the sleeve 14 is provided with internal threads, the bottom surface of the second connecting tube 13 is fixedly connected with a third sealing ring 15, the third sealing ring 15 is made of rubber, the third sealing ring 15 is arranged in the sleeve 14, a mobile power supply 17 and a wireless transmitter 18 are fixedly connected to the inner wall of one side of the electrical box 16, the model of the wireless transmitter 18 is SIMCOM7600CE-T, which is manufactured and sold by Fuzhou Orola electronic technology Co., Ltd., the wireless transmitter 18 is arranged above the mobile power supply 17, the pressure sensor 12 and the wireless transmitter 18 are both electrically connected with the mobile power supply 17 through wires, and the pressure sensor 12 is electrically connected with the wireless transmitter 18 through wires.

The utility model discloses a theory of operation is:

when the pressure compensator is used, firstly, the pressure compensator is screwed on a pipe joint reserved in a pipeline through the sleeve 14, at the moment, the second connecting pipe 13 and the pipe joint extrude the third sealing ring 15, so that the pressure compensator and the pipeline form closed connection, at the moment, the second pressure area 5 is communicated with the pipeline through the second connecting pipe, then, the pressure of the first pressure area 4 and the pressure of the second pressure area 5 are adjusted through the first valve 9 and the second valve 10 by using external ventilation equipment, finally, the air pressure in the first pressure area 4 is the same as that of the second pressure area 5, the piston disc 3 is positioned at the middle position of the piston pipe 1, the adjustment work of the pressure compensator is completed, at the moment, the mobile power supply 17 supplies power for the pressure sensor 12 and the wireless transmitter 18, so that the pressure sensor 12 and the wireless transmitter 18 both work, when the pressure in the pipeline changes, the piston disc 3 slides in the piston tube 1 to extrude or pull the first pressure area 4, so that the variation of the pressure value in the second pressure area 5 and the pipeline is reduced, pressure compensation is provided for the pipeline pressure, the pipeline deformation caused by the large change of the pipeline pressure is avoided, the guide rod 2 plays a role in guiding the piston disc 3 at the moment, the phenomenon of blocking and stopping caused by the sliding of the piston disc 3 in the piston tube 1 is avoided, meanwhile, the first sealing ring 6 and the second sealing ring 8 play a role in sealing, so that the first pressure area 4 and the second pressure area 5 are mutually independent, when the pressure value of the first pressure area 4 is changed, the pressure sensor 12 generates a pressure signal, the pressure signal is transmitted to an external receiving device through the wireless transmitter 18 to be observed by an operator, the feedback observation effect of compensating and feeding back the pipeline pressure is achieved, and when the feedback pressure of the pressure compensator exceeds the compensation upper limit, at the moment, an operator enters the water, the pressure of the first pressure area 4 and the pressure of the second pressure area 5 are adjusted and balanced through the first valve 9 and the second valve 10 by using external ventilation equipment, and pressure compensation maintenance work is carried out, so that the possibility that the pressure compensator fails due to large pipeline pressure change is avoided.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. Deep sea piston pressure feedback type compensator, including piston pipe (1), its characterized in that: a piston disc (3) is arranged in the piston pipe (1), the outer wall of the piston disc (3) is in sliding connection with the inner wall of the piston pipe (1), the piston disc (3) divides the piston pipe (1) into a first pressure area (4) and a second pressure area (5), the outer wall of the piston disc (3) is symmetrically and fixedly connected with a first sealing ring (6), the outer wall of the first sealing ring (6) is in touch contact with the inner wall of the piston pipe (1), the upper side wall of the piston pipe (1) is fixedly connected with a first valve (9), the first valve (9) is communicated with the first pressure area (4), the lower side wall of the piston pipe (1) is fixedly connected with a second valve (10), the second valve (10) is communicated with the second pressure area (5), the top surface of the piston pipe (1) is fixedly connected with a first connecting pipe (11), the inner wall of the first connecting pipe (11) is in threaded connection with a pressure sensor (12), the bottom surface of the piston pipe (1) is fixedly connected with a second connecting pipe (13), one side of the piston pipe (1) is fixedly connected with an electric appliance box (16), the inner wall of one side of the electric appliance box (16) is fixedly connected with a mobile power supply (17) and a wireless transmitter (18), and the wireless transmitter (18) is arranged above the mobile power supply (17).

2. The deep sea piston pressure feedback compensator of claim 1, wherein: the first sealing ring (6) is made of rubber, and inner threads are arranged on the inner wall of the first connecting pipe (11).

3. The deep sea piston pressure feedback compensator of claim 1, wherein: the bottom inner wall circumference equidistance fixedly connected with guide bar (2) of piston pipe (1), seted up on piston dish (3) with guide bar (2) corresponding guiding hole (7), the inner wall symmetry fixedly connected with second sealing ring (8) of guiding hole (7).

4. The deep sea piston pressure feedback compensator of claim 3, wherein: the second sealing ring (8) is made of rubber, and the inner wall of the second sealing ring (8) is in contact with the outer wall of the guide rod (2).

5. The deep sea piston pressure feedback compensator of claim 1, wherein: the bottom outer wall of second connecting pipe (13) rotates the cover and is equipped with sleeve pipe (14), and the inner wall of sleeve pipe (14) is equipped with the internal thread, and the bottom surface fixedly connected with third sealing ring (15) of second connecting pipe (13), third sealing ring (15) are the rubber material, and third sealing ring (15) are established in sleeve pipe (14).

6. The deep sea piston pressure feedback compensator of claim 1, wherein: the pressure sensor (12) and the wireless transmitter (18) are both electrically connected with the mobile power supply (17) through electric wires, and the pressure sensor (12) is electrically connected with the wireless transmitter (18) through electric wires.