CN220770176U

CN220770176U - SIS system emergency cutting device with on-line detection function

Info

Publication number: CN220770176U
Application number: CN202322573368.4U
Authority: CN
Inventors: 郑超; 李锋; 朱利阳; 卞清泉
Original assignee: Special Equipment Safety Supervision Inspection Institute of Jiangsu Province
Current assignee: Special Equipment Safety Supervision Inspection Institute of Jiangsu Province
Priority date: 2023-09-21
Filing date: 2023-09-21
Publication date: 2024-04-12
Anticipated expiration: 2033-09-21

Abstract

The utility model discloses an SIS system emergency cutting device with an on-line detection function, which comprises the following technical scheme: the valve comprises a main body, a valve core A and a valve core B, wherein a cutoff groove A is formed in one side of the inner part of the main body, a cutoff groove B is formed in one side of the inner part of the main body, which is away from the cutoff groove A, the valve core A is arranged in the cutoff groove A, the valve core B is arranged in the cutoff groove B, a through hole is formed in the inner bottom of the valve core B, a movable column is arranged in the middle of the inner part of the main body, and a transmission gear is arranged on one side of the inner part of the main body, which is close to the cutoff groove A, through a positioning shaft. The utility model provides a SIS system emergency cut-off device that possesses on-line measuring's function has solved current emergency cut-off mechanism and has adopted single shutdown mechanism to cut off the fluid more, if single case and valve body appear the clearance, can lead to cutting off inefficacy, influences the problem of fluid transportation safety, has improved the cutting off effect of fluid to the transportation safety of fluid has been improved.

Description

SIS system emergency cutting device with on-line detection function

Technical Field

The utility model relates to the technical field of SIS systems, in particular to an emergency cutting device of an SIS system with an on-line detection function.

Background

The SIS safety instrument system is a protection system which takes emergency measures for the danger possibly happened to a heavy dangerous device or equipment, responds to the continuously deteriorated state in time and enables the continuously deteriorated state to enter a predefined safety working condition, so that the danger and the loss are minimized, and the safety of production equipment, environment and personnel is ensured. According to the requirements of relevant and latest national documents, gas tank equipment of enterprises such as metallurgy, petroleum and petrochemical industry, coking, carbon black, calcium carbide, municipal administration, chemical industry, power generation and the like is evaluated to belong to a major hazard source range specified by the country according to the size of the gas tank, a corresponding safety instrument system is required to be configured, and an emergency cutting mechanism is often required to be used in an SIS system.

The existing emergency cutting mechanism adopts a single cutting mechanism to cut off fluid, if a gap exists between a single valve core and a valve body, cutting failure can be caused, and fluid conveying safety is affected.

Disclosure of Invention

The utility model aims to provide an emergency cutting device of an SIS system with an on-line detection function, which has the advantage of double cutting functions and solves the problems that the existing emergency cutting mechanism adopts a single cutting mechanism to cut off fluid, and if a gap exists between a single valve core and a valve body, cutting failure can be caused, and the fluid conveying safety is affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an SIS system emergency cut-off device that possesses on-line measuring's function, includes main part, case A and case B, wherein main part inside one side is equipped with cuts groove A, the inside one side that deviates from cuts groove A of main part is equipped with cuts groove B, cut groove A internally mounted has case A, cut groove B internally mounted has case B, be equipped with the through-hole in the case B, install the movable column in the middle of the main part is inside, the inside transmission gear that is close to cuts groove A one side through the locating shaft of installing of main part.

Preferably, a transmission groove is formed in one side, close to the transmission gear, of the valve core A, transmission teeth are arranged in the transmission groove, and the transmission teeth in the transmission groove are meshed with the transmission gear.

Preferably, the control box is installed at the main part top, the motor is installed at the top in the control box, the pivot is installed to the motor output shaft, the pivot cup joints inside the removal post, the pivot is connected through the screw thread spin with removing the post.

Preferably, the connecting pipes are arranged in the middle of two sides of the main body, and the detecting heads are arranged at the top in the connecting pipes at two sides.

Preferably, a controller is installed in the middle of one side inside the control box, the top of the controller is connected to the detection head through a connecting wire harness, and a control module, a wireless transmission module, a data storage module and an alarm module are installed inside the controller.

Preferably, a moving frame is installed on one side of the moving column near the top, and the moving frame is connected to one side of the valve core B.

Preferably, a battery is installed at the inner bottom of the control box, and a sealing ring is installed at the outer surface of the movable column at the inner bottom of the control box.

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

1. according to the emergency cutting mechanism, the valve core A, the valve core B, the movable column and the transmission gear are arranged, so that the effect of double cutting of fluid is achieved, the problem that if a single valve core and a valve body are in clearance, cutting failure is possibly caused, and fluid conveying safety is affected is solved, the cutting effect of fluid is improved, and accordingly fluid conveying safety is improved.

2. According to the utility model, the effect of safely detecting the fluid transportation is achieved by arranging the detection head, the controller and the connecting wire harness, so that the problems that the fluid transportation cannot be safely detected during the fluid transportation and cannot be cut off during the abnormal state, and the fluid transportation safety is affected are solved, and the fluid transportation safety is improved.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is an enlarged schematic view of the structure A in FIG. 2;

FIG. 4 is an enlarged schematic view of the structure B in FIG. 2;

fig. 5 is an enlarged schematic view of the structure of C in fig. 2.

Reference numerals: 1. a main body; 2. a connecting pipe; 3. a control box; 4. connecting the wire harness; 5. a valve core A; 6. cutting off the groove A; 7. a moving column; 8. a controller; 9. a rotating shaft; 10. a motor; 11. a battery; 12. a valve core B; 13. a through hole; 14. a cutting groove B; 15. a transmission groove; 16. a transmission gear; 17. a moving rack; 18. a seal ring; 19. and a detection head.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Example 1

As shown in fig. 1-5, in order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a SIS system emergency cut-off device that possesses on-line measuring's function, including main part 1, case A5 and case B12, main part 1 inside one side is equipped with cuts groove A6, main part 1 inside deviates from cuts groove A6 one side and is equipped with cuts groove B14, cut groove A6 internally mounted has case A5, cut groove B14 internally mounted has case B12, be equipped with through-hole 13 in case B12, install movable column 7 in the middle of the main part 1 inside, main part 1 inside is close to cuts groove A6 one side and installs drive gear 16 through the locating shaft, drive case A5 through drive gear 16 removes, case A5 is close to drive gear 16 one side and is equipped with drive groove 15, drive groove 15 and movable column 7 adjacent one side all are equipped with the drive tooth, the drive tooth of drive groove 15 meshes with drive gear 16 respectively with the drive tooth of movable column 7, control box 3 is installed at main part 1 top, motor 10 is installed at the top in the control box 3, motor 10 output shaft 9 cup joints in movable column 7 inside, movable column 7 passes through screw thread and closes the connection with movable column 7, movable column 7 one side is close to top and movable column 17 installs movable frame 17 in movable frame 17 one side.

The working principle of the SIS system emergency shutdown device with the on-line detection function based on the embodiment 1 is as follows: after the utility model is installed, when the flow rate of fluid is required to be regulated, the motor 10 is started, the rotating shaft 9 is driven to rotate by the motor 10, the moving column 7 is driven to move by the rotating shaft 9, the moving frame 17 is driven to move by the moving column 7, the valve core B12 is driven to move downwards by the moving frame 17, so that the sectional area of the through hole 13 is regulated, namely, the size of the fluid is regulated, when an abnormality occurs, the motor 10 is started, the rotating shaft 9 is driven to rotate by the motor 10, the moving column 7 is driven to move by the rotating shaft 9, the moving frame 17 is driven to move by the moving frame 17, the valve core B12 is driven to move downwards, the fluid is primarily intercepted by the valve core B12, meanwhile, the driving gear 16 is driven to rotate by the moving column 7, the valve core A5 is driven to move upwards by the driving gear 16, and the fluid is intercepted again, so that the working flow of the device is completed.

Example 2

As shown in fig. 1 to 5, the SIS system emergency shutdown device with the online detection function according to the present utility model further includes, compared with the first embodiment: the connecting pipe 2 is all installed to the centre of main part 1 both sides, and detection head 19 is installed at the top in the connecting pipe 2 of both sides, installs controller 8 in the middle of the inside one side of control box 3, and controller 8 is connected with the SIS system, and controller 8 top is connected in detection head 19 through connecting pencil 4, carries out safety monitoring to the inside fluid of connecting pipe 2, and controller 8 internally mounted has control module, wireless transmission module, data storage module and alarm module, installs battery 11 in the control box 3, and the sealing washer 18 is installed to the internal position of control box 3 outside surface of removal post 7, seals the junction.

In this embodiment, during use, the detection head 19 is used to monitor the internal operation state of the connecting pipe 2, and when an abnormality occurs, a detection signal is transmitted to the inside of the controller 8 through the connecting wire harness 4, and is transmitted to the SIS system server through the internal module of the controller 8, so that the SIS system server can control the valve core A5 and the valve core B12 to intercept the fluid.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims

1. An emergency cutting device of an SIS system with an on-line detection function comprises a main body (1), a valve core A (5) and a valve core B (12), and is characterized in that: the utility model discloses a motor vehicle is characterized by comprising a main body (1), wherein a cutting groove A (6) is arranged on one side of the inside of the main body (1), a cutting groove B (14) is arranged on one side of the main body (1) deviating from the cutting groove A (6), a valve core A (5) is arranged in the cutting groove A (6), a valve core B (12) is arranged in the cutting groove B (14), a through hole (13) is arranged in the inner bottom of the valve core B (12), a movable column (7) is arranged in the middle of the inside of the main body (1), and a transmission gear (16) is arranged on one side of the main body (1) close to the cutting groove A (6) through a positioning shaft.

2. An SIS system emergency shutdown apparatus having an on-line detection function according to claim 1, characterized in that: the valve core A (5) is provided with a transmission groove (15) at one side close to the transmission gear (16), transmission teeth are arranged in the transmission groove (15), and the transmission teeth in the transmission groove (15) are meshed with the transmission gear (16).

3. An SIS system emergency shutdown apparatus having an on-line detection function according to claim 1, characterized in that: the control box (3) is installed at main part (1) top, motor (10) are installed at top in control box (3), pivot (9) are installed to motor (10) output shaft, pivot (9) cup joint in removal post (7) inside, pivot (9) are connected through the screw thread spin with removal post (7).

4. A SIS system emergency shutdown apparatus having an on-line detection function according to claim 3, wherein: the middle of two sides of the main body (1) is provided with a connecting pipe (2), and the tops of the two sides in the connecting pipe (2) are provided with detection heads (19).

5. An SIS system emergency shutdown apparatus having an on-line detection function according to claim 4, wherein: the intelligent control device is characterized in that a controller (8) is arranged in the middle of one side of the inside of the control box (3), the top of the controller (8) is connected to a detection head (19) through a connecting wire harness (4), and a control module, a wireless transmission module, a data storage module and an alarm module are arranged in the controller (8).

6. An SIS system emergency shutdown apparatus having an on-line detection function according to claim 1, characterized in that: and a movable frame (17) is arranged on one side of the movable column (7) close to the top, and the movable frame (17) is connected to one side of the valve core B (12).

7. A SIS system emergency shutdown apparatus having an on-line detection function according to claim 3, wherein: the battery (11) is installed in the inner bottom of the control box (3), and a sealing ring (18) is installed on the outer surface of the movable column (7) at the inner bottom of the control box (3).