CN215928583U

CN215928583U - Blasting needle type pressure relief device with monitoring function in needle cage

Info

Publication number: CN215928583U
Application number: CN202122162597.8U
Authority: CN
Inventors: 李忠芳
Original assignee: Hanzhong Nanjing Technology Co ltd
Current assignee: Hanzhong Nanjing Technology Co ltd
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-03-01
Anticipated expiration: 2031-09-08

Abstract

The utility model discloses a blasting needle type pressure relief device with a monitoring function in a needle cage, relates to the technical field of blasting needle valves, and aims to solve the problem that the reminding performance is low because a blasting needle in the needle cage of the conventional blasting needle type pressure relief device is not monitored before and after instability. The lower extreme of needle cage is provided with the valve gap, and needle cage and valve gap welded connection, the lower extreme of valve gap is provided with the method valve body, the lower extreme of valve body is provided with the disk seat, and disk seat and valve body welded connection, one side of valve body is provided with the pressure release mouth of pipe, and pressure release mouth of pipe and valve body welded connection, the inside of needle cage is provided with the blasting needle, the lower extreme of blasting needle is provided with the valve rod, the lower extreme of valve rod is provided with the plunger type valve clack, the inner wall of needle cage is provided with the camera, the below of camera is provided with infrared sensor, the front surface of needle cage is provided with suggestion banks spare.

Description

Blasting needle type pressure relief device with monitoring function in needle cage

Technical Field

The utility model relates to the technical field of blasting needle valves, in particular to a blasting needle type pressure relief device with a monitoring function in a needle cage.

Background

The explosion needle valve belongs to a safety pressure relief device and is used for protecting the safety of pressure-bearing equipment and personnel and reducing loss, and is mainly installed on pressure vessels such as pipelines, reaction kettles, boilers and the like, particularly when fluid is conveyed in the pipelines, the system pressure can be rapidly increased due to factors such as the conveying speed, media, temperature of the fluid, chemical reaction among different substances and the like, so that the equipment and the personnel in a factory can be greatly damaged and lost, and the pressure of the system can be adjusted through the explosion needle valve at the moment, so that the purposes of protecting the equipment and not stopping production are achieved.

However, the blasting needles in the needle cage of the existing blasting needle type pressure relief device are not monitored in time before and after instability, so that the reminding performance is low; thus, the present need is not met, and to this end we propose a burst pin pressure relief device with a monitoring function in the pin cage.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a blasting needle type pressure relief device with a monitoring function in a needle cage, and the blasting needle type pressure relief device is used for solving the problem that the reminding performance is low because a blasting needle in the needle cage of the conventional blasting needle type pressure relief device is not monitored before and after instability.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a blasting needle type pressure relief device who has monitoring function in needle cage, includes the needle cage, the lower extreme of needle cage is provided with the valve gap, and needle cage and valve gap welded connection, the lower extreme of valve gap is provided with the method valve body, the lower extreme of valve body is provided with the disk seat, and disk seat and valve body welded connection, one side of valve body is provided with the pressure release mouth of pipe, and pressure release mouth of pipe and valve body welded connection, the inside of needle cage is provided with the blasting needle, the lower extreme of blasting needle is provided with the valve rod, the lower extreme of valve rod is provided with the plunger type valve clack, the inner wall of needle cage is provided with the camera, the below of camera is provided with infrared sensor, the front surface of needle cage is provided with suggestion banks spare.

Preferably, infrared sensor's one end is provided with the fixed plate, and infrared sensor inlays inside the needle cage, the both ends of fixed plate all are provided with the bolt, and the fixed plate passes through bolt and needle cage threaded connection.

Preferably, the prompting lamp assembly is provided with two, the prompting lamp assembly is electrically connected with the infrared sensor and the camera, and the two side surfaces of the needle cage are provided with needle cage openings.

Preferably, the front end face of the needle cage is provided with a nameplate, and the nameplate is detachably connected with the needle cage.

Preferably, the inside of disk seat is provided with the spacing seat of valve clack, and the spacing seat of valve clack and disk seat structure as an organic whole, the lower extreme of disk seat is provided with the disk seat flange, and disk seat flange and disk seat welded connection.

Preferably, one end of the pressure relief pipe orifice is provided with a connecting flange, the connecting flange is connected with the pressure relief pipe orifice in a welding mode, and the upper end of the needle cage is provided with a connecting column.

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

1. according to the utility model, the infrared sensor is arranged on the inner wall of the needle cage, the fixed end of the infrared sensor penetrates through the needle cage and is fixed with the needle cage through the fixing plate and the bolt, the two prompting lamp assemblies are arranged on the outer wall of the needle cage, one of the prompting lamps is electrically connected with the infrared sensor, the valve rod is monitored through the infrared sensor, when the blasting needle is unstable, the valve rod moves upwards, and signals are transmitted to the prompting lamp assemblies after the movement is sensed by the infrared sensor, so that a reminding effect is achieved, personnel can know the occurrence of the instability phenomenon at the first time, the later-stage replacement treatment can be rapidly carried out, and the reminding performance is improved, wherein the model of the infrared sensor is D203S.

2. Through set up the camera in infrared sensor top, the camera is aimed at explosion needle and valve rod, monitors explosion needle and valve rod, and the operating conditions is kept watch on to the personnel of being convenient for long-range, closely observes with regard to not needing personnel, improves the convenience, reports to the police for current remote connection, realizes dual supervision, prevents that remote alarm from damaging unable very first time understanding the condition, increases the camera and directly monitors, can improve the security, and the camera model is FTX-H1.

Drawings

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

FIG. 2 is a schematic view of the overall internal structure of the unstabilized blasting needle of the present invention;

FIG. 3 is an enlarged view of a portion of the present invention at A;

in the figure: 1. a needle cage; 2. a valve cover; 3. a valve body; 4. a pressure relief pipe orifice; 5. a connecting flange; 6. a valve seat; 7. connecting columns; 8. opening a needle cage; 9. a nameplate; 10. a notification light assembly; 11. a valve stem; 12. a blasting needle; 13. a plunger type valve clack; 14. a valve clack limiting seat; 15. a camera; 16. an infrared sensor; 17. a fixing plate; 18. a bolt; 19. a valve seat flange.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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, and not all of the embodiments.

Referring to fig. 1-3, an embodiment of the present invention is shown: the utility model provides a blasting needle type pressure relief device who has monitoring function in needle cage, including needle cage 1, the lower extreme of needle cage 1 is provided with valve gap 2, and needle cage 1 and valve gap 2 welded connection, the lower extreme of valve gap 2 is provided with method valve body 3, the lower extreme of valve body 3 is provided with disk seat 6, and disk seat 6 and valve body 3 welded connection, one side of valve body 3 is provided with the pressure release mouth of pipe 4, and pressure release mouth of pipe 4 and valve body 3 welded connection, the inside of needle cage 1 is provided with blasting needle 12, the lower extreme of blasting needle 12 is provided with valve rod 11, the lower extreme of valve rod 11 is provided with plunger type valve clack 13, the inner wall of needle cage 1 is provided with camera 15, camera 15's below is provided with infrared sensor 16, the front surface of needle cage 1 is provided with suggestion banks spare 10.

Further, infrared sensor 16's one end is provided with fixed plate 17, and infrared sensor 16 inlays inside needle cage 1, and fixed plate 17's both ends all are provided with bolt 18, and fixed plate 17 passes through

bolt

18 and 1 threaded connection of needle cage, utilize infrared sensor 16 to sense valve rod 11 and remove after transmission signal for suggestion banks spare 10 to play the warning effect, the personnel of being convenient for know the unstability phenomenon very first time and take place.

Further, suggestion banks spare 10 is provided with two, and suggestion banks spare 10 and the equal electric connection of infrared sensor 16 and camera 15, and the both sides surface of needle cage 1 all is provided with needle cage opening 8, lights through suggestion banks spare 10, and more audio-visual understanding has exploded needle 12 unstability, can in time change.

Further, the front end face of the needle cage 1 is provided with a nameplate 9, and the nameplate 9 is detachably connected with the needle cage 1 and used for writing notes and improving safety.

Further, the inside of disk seat 6 is provided with the spacing seat of valve clack 14, and the spacing seat of valve clack 14 and disk seat 6 structure as an organic whole, and the lower extreme of disk seat 6 is provided with disk seat flange 19, and disk seat flange 19 and disk seat 6 welded connection are convenient for disk seat 6 external fixation through disk seat flange 19.

Further, the one end of pressure release mouth of pipe 4 is provided with flange 5, and flange 5 and 4 welded connection of pressure release mouth of pipe, and the upper end of needle cage 1 is provided with spliced pole 7, is convenient for the external fixed of 4 pressure release mouths of pipe through flange 5.

The working principle is as follows: when the device is used, the infrared sensor 16 penetrates through the needle cage 1, the infrared sensor is fixed with the needle cage 1 through the fixing plate 17 and the bolt 18, the sensing end is positioned inside the needle cage 1 to monitor the valve rod 11, the valve rod 11 and the blasting needle 12 are monitored by the camera 15, so that a person can conveniently and remotely monitor, the plunger type valve flap 13 is upwards pushed by medium pressure entering the valve body 3 from the valve seat 6, when the medium pressure reaches the instability critical load of the blasting needle 12, the blasting needle 12 is unstable and loses bearing capacity, the blasting needle 12 is unstable and deformed and then drives the valve rod 11 to move upwards, so that the plunger type valve flap 13 is instantaneously separated from the limiting seat 14, accurate and quick pressure relief is realized, at the instant when the blasting needle 12 is unstable, the infrared sensor 16 is used for sensing the movement of the valve rod 11 and then transmitting a signal to the prompting lamp assembly 10, thereby playing a role in reminding and facilitating the person to know the occurrence of instability phenomenon at the first time, rely on camera 15 simultaneously and be convenient for personnel long-range understanding the unstability condition, can carry out the post replacement processing fast, improve and remind the performance.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a blasting needle type pressure relief device who has monitor function in needle cage, includes needle cage (1), its characterized in that: the lower end of the needle cage (1) is provided with a valve cover (2), the needle cage (1) is welded with the valve cover (2), the lower end of the valve cover (2) is provided with a valve body (3), the lower end of the valve body (3) is provided with a valve seat (6), the valve seat (6) is welded with the valve body (3), one side of the valve body (3) is provided with a pressure relief pipe orifice (4), the pressure relief pipe orifice (4) is welded with the valve body (3), the inside of the needle cage (1) is provided with a blasting needle (12), a valve rod (11) is arranged at the lower end of the blasting needle (12), a plunger type valve clack (13) is arranged at the lower end of the valve rod (11), the inner wall of needle cage (1) is provided with camera (15), the below of camera (15) is provided with infrared sensor (16), the front surface of needle cage (1) is provided with suggestion banks spare (10).

2. A rupture pin pressure relief device with monitoring in a pin cage as claimed in claim 1, wherein: one end of the infrared sensor (16) is provided with a fixing plate (17), the infrared sensor (16) is embedded in the needle cage (1), bolts (18) are arranged at two ends of the fixing plate (17), and the fixing plate (17) is in threaded connection with the needle cage (1) through the bolts (18).

3. A rupture pin pressure relief device with monitoring in a pin cage as claimed in claim 1, wherein: suggestion banks spare (10) are provided with two, and suggestion banks spare (10) and infrared sensor (16) and the equal electric connection of camera (15), the both sides surface of needle cage (1) all is provided with needle cage opening (8).

4. A rupture pin pressure relief device with monitoring in a pin cage as claimed in claim 1, wherein: the front end face of the needle cage (1) is provided with a nameplate (9), and the nameplate (9) is detachably connected with the needle cage (1).

5. A rupture pin pressure relief device with monitoring in a pin cage as claimed in claim 1, wherein: the valve seat is characterized in that a valve clack limiting seat (14) is arranged inside the valve seat (6), the valve clack limiting seat (14) and the valve seat (6) are of an integral structure, a valve seat flange (19) is arranged at the lower end of the valve seat (6), and the valve seat flange (19) is connected with the valve seat (6) in a welding mode.

6. A rupture pin pressure relief device with monitoring in a pin cage as claimed in claim 1, wherein: one end of the pressure relief pipe orifice (4) is provided with a connecting flange (5), the connecting flange (5) is connected with the pressure relief pipe orifice (4) in a welded mode, and the upper end of the needle cage (1) is provided with a connecting column (7).