CN210600343U

CN210600343U - Dedicated zero device that lets out of rupture disk safety device

Info

Publication number: CN210600343U
Application number: CN201921592495.6U
Authority: CN
Inventors: 郁勇
Original assignee: Jiangsu Fushen Special Valve Co Ltd
Current assignee: Jiangsu Fushen Special Valve Co Ltd
Priority date: 2019-09-24
Filing date: 2019-09-24
Publication date: 2020-05-22
Anticipated expiration: 2029-09-24

Abstract

The utility model discloses a dedicated zero device that lets out of rupture disk safety device, including last holder, lower holder and grip ring, the inner wall fixedly connected with rupture disk of grip ring, the equal fixedly connected with dog in bottom of lower holder inner wall both sides, and the equal fixedly connected with buffer spring in both sides at dog top, buffer spring's top fixedly connected with negative pressure plate, sliding connection has the buffer board between the both sides of going up the holder inner wall, the utility model relates to a safe pressure release technical field. This dedicated zero device that lets out of rupture disk safety device can realize when producing the negative pressure, and the negative pressure board passes through buffer spring and just blocks on the dog, therefore the negative pressure can not influence the normal use of rupture disk, and the piece that the rupture disk produced simultaneously can be collected in unison, and the impact force that produces during the piece blasting also can be alleviated, has avoided the piece to splash the secondary injury who causes, has reduced certain potential safety hazard.

Description

Dedicated zero device that lets out of rupture disk safety device

Technical Field

The utility model relates to a safe pressure release technical field specifically is a dedicated zero device that lets out of rupture disc safety device.

Background

The non-reclosing pressure relief device comprises a rupture disk (or a rupture disk assembly), a holder (or a supporting ring) and other parts, wherein under the set pressure difference of blasting, when the pressure difference of two sides of the rupture disk reaches a preset value, the rupture disk immediately acts (breaks or falls off) and releases fluid media.

The rupture disk is in the use of reality, along with the change of atmospheric pressure, often can produce the negative pressure, then can influence the normal use of rupture disk, can cause its breakage even, the rupture disk can produce more piece at the ruptured in-process of normal pressure release simultaneously, and does not set up protection architecture on this safety device, the piece causes the injury for the worker easily, scatter to the inside inconvenient collection of device simultaneously, above problem all greatly reduced this rupture disk safety device's practicality.

SUMMERY OF THE UTILITY MODEL

The utility model provides a be not enough to prior art, the utility model provides a dedicated zero device that leaks of rupture disk safety device has solved along with the change of atmospheric pressure, often can produce the negative pressure, then can cause the rupture disk to break, and the rupture disk is at the ruptured in-process of normal pressure release simultaneously, and the piece of production causes the injury for the worker easily, scatters the inside inconvenient problem of collecting of device simultaneously.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a dedicated zero device that leaks of rupture disk safety device, includes holder, lower holder and grip ring, the inner wall fixedly connected with rupture disk of grip ring, the equal fixedly connected with dog in bottom of holder inner wall both sides down, and the equal fixedly connected with buffer spring in both sides at dog top, buffer spring's top fixedly connected with negative pressure plate, sliding connection has the buffer board between the both sides of going up the holder inner wall, and the equal fixedly connected with clamping spring in both sides at buffer board top, go up the top of holder and seted up the venthole, the gas leakage hole has been seted up at the top of buffer board, the net is collected to fixedly connected with between the both sides of holder inner wall down.

Preferably, one side of the upper clamp holder is communicated with a connecting pipe, and the top of the surface of the connecting pipe is fixedly connected with a pressure gauge.

Preferably, the bottoms of the two sides of the upper clamp holder are fixedly connected with fixing blocks, and the tops of the two sides of the lower clamp holder are fixedly connected with mounting blocks.

Preferably, the inside swing joint of fixed block has the bolt, the bottom of bolt runs through the installation piece and extends to the bottom of installation piece.

Preferably, the top and the bottom of the surface of the bolt are both in threaded connection with fastening nuts.

Preferably, the bottom of the lower clamp holder is provided with a ventilation opening.

Advantageous effects

The utility model provides a dedicated zero device that lets out of rupture disk safety device. Compared with the prior art, the method has the following beneficial effects:

(1) the special zero discharge device for the rupture disk safety device is characterized in that a rupture disk is fixedly connected with the inner wall of a clamping ring, the bottoms of two sides of the inner wall of a lower holder are fixedly connected with a stop block, two sides of the top of the stop block are fixedly connected with buffer springs, the top end of each buffer spring is fixedly connected with a negative pressure plate, a buffer plate is slidably connected between two sides of the inner wall of the upper holder, two sides of the top of the buffer plate are fixedly connected with clamping springs, the top of the upper holder is provided with an air outlet, the top of the buffer plate is provided with an air leakage hole, a collection net is fixedly connected between two sides of the inner wall of the lower holder, and the bottom of the lower holder is provided with an air vent hole, so that when negative pressure is generated, the negative pressure plate is just clamped on the stop block through the buffer springs, the normal use of, the impact force generated during fragment blasting can be relieved, secondary damage caused by fragment splashing is avoided, and certain potential safety hazard is reduced.

(2) This dedicated zero device that lets out of rupture disk safety device, one side intercommunication through last holder has the connecting pipe, and the top fixedly connected with manometer on connecting pipe surface, the equal fixedly connected with fixed block in bottom of going up the holder both sides, the equal fixedly connected with installation piece in top of holder both sides down, the inside swing joint of fixed block has the bolt, the bottom of bolt is run through the installation piece and is extended to the bottom of installation piece, the top on bolt surface and the equal threaded connection in bottom have fastening nut, can realize that the pressure value when breaking the rupture disk detects and shows, supply the staff to look over, the fixed block simultaneously, the installation piece, the cooperation setting of bolt and fastening nut can make the clamp of last holder and lower holder to the rupture disk press from both sides fixedly, establish the basis for the normal use of follow-up rupture disk.

Drawings

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

FIG. 2 is a cross-sectional view of the structure of the present invention;

fig. 3 is a partially enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: 1-upper clamp holder, 2-lower clamp holder, 3-clamp ring, 4-rupture disk, 5-stop block, 6-buffer spring, 7-negative pressure plate, 8-buffer plate, 9-clamping spring, 10-air outlet hole, 11-air leakage hole, 12-collection net, 13-connecting pipe, 14-pressure gauge, 15-fixed block, 16-mounting block, 17-bolt, 18-fastening nut and 19-air vent.

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. 1-3, the present invention provides a technical solution: a special zero discharge device for a rupture disk safety device can realize that when negative pressure is generated, a negative pressure plate 7 is just clamped on a stop block 5 through a buffer spring 6, so that the negative pressure cannot influence the normal use of a rupture disk 4, fragments generated by the rupture disk 4 can be uniformly collected, the impact force generated during fragment blasting can be relieved, the secondary damage caused by fragment splashing is avoided, and certain potential safety hazards are reduced, the special zero discharge device comprises an upper holder 1, a lower holder 2 and a holding ring 3, the bottom of the lower holder 2 is provided with a ventilation opening 19, the bottoms of two sides of the upper holder 1 are fixedly connected with fixed blocks 15, the tops of two sides of the lower holder 2 are fixedly connected with mounting blocks 16, the inside of the fixed blocks 15 is movably connected with bolts 17, the tops and the bottoms of the surfaces of the bolts 17 are both in threaded connection with fastening nuts 18, the bottom ends of the bolts 17 penetrate through the mounting blocks 16 and extend to the bottoms of the mounting blocks 16, the inner wall of the clamping ring 3 is fixedly connected with a rupture disk 4, one side of the upper clamp holder 1 is communicated with a connecting pipe 13, the top of the surface of the connecting pipe 13 is fixedly connected with a pressure gauge 14, the pressure gauge 14 can detect and display the pressure value when the rupture disk 4 is ruptured for a worker to check, meanwhile, the upper clamp holder 1 and the lower clamp holder 2 can clamp and fix the rupture disk 4 through the matching arrangement of a fixed block 15, a mounting block 16, a bolt 17 and a fastening nut 18, so that the basis is laid for the normal use of the subsequent rupture disk 4, the pressure gauge 14 conducts the pressure deformation to a pointer through the elastic deformation of sensitive elements (a Bourdon tube, a bellows) in the watch, then a conversion mechanism of a movement in the watch causes the pointer to rotate to display the pressure, the bottom parts on the two sides of the inner wall of the lower clamp holder 2 are fixedly connected with a stop block 5, and the two sides of the top part, buffer spring 6's top fixedly connected with negative pressure plate 7, sliding connection has buffer board 8 between the both sides of going up holder 1 inner wall, and the equal fixedly connected with clamping spring 9 in both sides at buffer board 8 top, go up holder 1's top and seted up venthole 10, gas leakage hole 11 has been seted up at buffer board 8's top, fixedly connected with collects net 12 between the both sides of lower holder 2 inner wall, collects the piece that net 12 can produce when breaking rupture disk 4 and collect.

During the use, 4 two sides of rupture disk pressure differential reach when presetting the value, then can make this rupture disk 4 produce and break, the fragment that produces during the fracture can be to 4 top dispersions of rupture disk, the impact force that the fragment dispersion produced can make buffer board 8 move through the buffer power of clamping spring 9 holder 1 that makes progress, the cracked impact force that produces of 4 of reducible rupture disks of setting up of clamping spring 9 and buffer board 8, the fragment falls into at last and collects the processing in unison on collecting net 12, pressure gauge 14 can show the pressure value when blasting, simultaneously when the inside negative pressure that produces of the device, negative pressure plate 7 can move down, negative pressure plate 7 can avoid rupture disk 4 to produce the negative pressure influence through the setting of buffer spring 6 and dog 5, just so accomplished whole work.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a zero device is let out in dedicated rupture disk safety device, includes holder (1), lower holder (2) and grip ring (3), the inner wall fixedly connected with rupture disk (4) of grip ring (3), its characterized in that: the utility model discloses a clamp, including lower holder (2) inner wall, the equal fixedly connected with dog (5) in bottom of both sides, and the equal fixedly connected with buffer spring (6) in both sides at dog (5) top, the top fixedly connected with negative pressure plate (7) of buffer spring (6), sliding connection has buffer board (8) between the both sides of going up holder (1) inner wall, and the equal fixedly connected with clamping spring (9) in both sides at buffer board (8) top, venthole (10) have been seted up at the top of going up holder (1), gas leakage hole (11) have been seted up at the top of buffer board (8), fixedly connected with collection net (12) between the both sides of holder (2) inner wall down.

2. The dedicated zero-discharge device for rupture disk safety device of claim 1, wherein: one side of the upper clamp holder (1) is communicated with a connecting pipe (13), and the top of the surface of the connecting pipe (13) is fixedly connected with a pressure gauge (14).

3. The dedicated zero-discharge device for rupture disk safety device of claim 1, wherein: the bottom of the two sides of the upper clamp holder (1) is fixedly connected with a fixing block (15), and the top of the two sides of the lower clamp holder (2) is fixedly connected with a mounting block (16).

4. The dedicated zero-discharge device for rupture disk safety device of claim 3, wherein: the inside swing joint of fixed block (15) has bolt (17), the bottom of bolt (17) runs through installation piece (16) and extends to the bottom of installation piece (16).

5. The dedicated zero-discharge device for rupture disk safety device of claim 4, wherein: and the top and the bottom of the surface of the bolt (17) are both in threaded connection with fastening nuts (18).

6. The dedicated zero-discharge device for rupture disk safety device of claim 1, wherein: the bottom of the lower clamp holder (2) is provided with a ventilation opening (19).