CN219994766U - Chemical pipeline flange protection casing - Google Patents

Abstract

The utility model relates to the technical field of flange protection and discloses a chemical pipeline flange protection cover, which comprises a lower shell, wherein the left side and the right side of the upper part of the lower shell are both provided with sealing grooves, the inside of each sealing groove is provided with a sealing mechanism, an inserting block is arranged in each sealing groove and is positioned at the upper end of each sealing mechanism, the upper ends of the two inserting blocks are fixedly connected with the same upper shell, the side, close to each other, of each lower shell and each upper shell is provided with a triggering mechanism, the right end of the front surface of each upper shell is fixedly provided with an alarm, each sealing mechanism comprises a plurality of first springs and sealing gaskets, and the first springs are fixedly connected in each sealing groove; when the flange sealing device is used, the connection tightness of the lower shell and the upper shell is guaranteed, meanwhile, timely early warning can be carried out when liquid in the chemical pipeline leaks, workers can be timely reminded to repair the flange, and the possibility of danger is reduced.

Description

Chemical pipeline flange protection casing

Technical Field

The utility model relates to the technical field of flange protection, in particular to a chemical pipeline flange protection cover.

Background

The flange pipe fitting has very wide application in production and operation of chemical industry, pharmacy, petroleum, smelting, energy sources and the like. Because most of the media running in the chemical pipeline are inflammable, explosive, toxic and corrosive dangerous chemicals, when the chemical pipeline and the flange are damaged at the joint of the flange due to the effects of pressure deformation, installation defects, sealing failure, aging corrosion and other factors, the dangerous chemicals in the pipeline can splash out from the joint of the flange, and can cause harm to staff around the flange at any time, so that larger safety accidents can be caused.

The Chinese patent publication No. CN 210484907U discloses an oil pipeline flange protective cover, which comprises a protective cover shell, wherein the protective cover shell is of a barrel-shaped structure with an opening at the lower end, is provided with a left part and a right part, can be conveniently and quickly buckled on a flange, the top of the shell is provided with a perforation, and the aperture of the perforation is matched with the outer diameter of an oil pipeline; one side of the shell is provided with a grease rapid drainage device; the utility model has the advantages that: the flange has strong safety performance, can effectively prevent the lubricating oil flange from burning when meeting a high-temperature pipeline, has wide application, and can be suitable for oil pipeline flange parts with various sizes; the safety is good, and the safe and stable operation of the turbine oil system is ensured; low price, strong popularization, low manufacturing cost and low manufacturing process requirement.

To the relevant technique in the above-mentioned, although can protect the flange through the protection casing, when the liquid in the pipeline splashes, can't in time carry out the early warning to the staff, then can not maintain the flange in the first time for still there is great risk. Accordingly, a chemical pipeline flange protection cover is provided by a person skilled in the art to solve the problems set forth in the background art.

Disclosure of Invention

The utility model provides a chemical pipeline flange protective cover, which aims to solve the problem that when liquid in a pipeline splashes, early warning cannot be carried out on workers in time.

The utility model provides a chemical pipeline flange protective cover, which adopts the following technical scheme: the utility model provides a chemical pipeline flange protection casing, includes the casing down, the seal groove has all been seted up to the upper portion left and right sides of casing down, the inside of seal groove is provided with sealing mechanism, be provided with the inserted block in the seal groove, just the inserted block is located sealing mechanism's upper end, two the upper end fixedly connected with of inserted block is same last casing, the casing all is provided with trigger mechanism with one side that last casing is close to each other down, the positive right-hand member fixed mounting of last casing has the siren.

Preferably, the sealing mechanism comprises a plurality of first springs and a sealing gasket, the first springs are fixedly connected in the sealing groove, the sealing gasket is fixedly connected at one end, far away from the inner wall of the sealing groove, of the first springs, and one end, far away from the first springs, of the sealing gasket is abutted with the insert block.

Preferably, the triggering mechanism comprises a plurality of second springs and an arc plate, the second springs are respectively and correspondingly fixedly connected to the inner sides of the lower shell and the upper shell, and the arc plate is fixedly connected to one ends of the second springs.

Preferably, a plurality of pressure sensors are fixedly arranged on the inner sides of the lower shell and the upper shell.

Preferably, the front surfaces of the lower shell and the upper shell are fixedly communicated with a guide pipe, and the front surfaces of the guide pipes are connected with sealing covers.

Preferably, the outer sides of the lower shell and the upper shell, which are close to each other, are fixedly connected with a plurality of connecting blocks, and the corresponding two connecting blocks are connected through fixing bolts.

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

1. the sealing groove, the sealing mechanism and the insert block are arranged, when the lower shell and the upper shell are connected, the insert block is inserted into the sealing groove, and then the sealing gasket is always abutted with the insert block through the first spring, so that the tightness of the lower shell and the upper shell after being connected is ensured, and liquid in a chemical pipeline is not easy to flow out when splashing;

2. the utility model also provides a trigger mechanism, an alarm and a pressure sensor, when liquid in the chemical pipeline leaks and splashes, the splashed liquid can splash on the arc plate, at the moment, the arc plate is impacted and can move to squeeze the pressure sensor, at the moment, the alarm can be used for early warning in time, and staff can be reminded of maintaining the flange in time.

Drawings

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

FIG. 2 is a schematic view of a partial explosion structure of the present utility model;

fig. 3 is a schematic cross-sectional view of the lower housing of the present utility model.

Reference numerals illustrate: 1. a lower housing; 2. sealing grooves; 3. a sealing mechanism; 301. a first spring; 302. a sealing gasket; 4. inserting blocks; 5. an upper housing; 6. a trigger mechanism; 601. a second spring; 602. an arc-shaped plate; 7. an alarm; 8. a pressure sensor; 9. a conduit; 10. sealing cover; 11. a connecting block; 12. and (5) fixing bolts.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The embodiment of the utility model discloses a chemical pipeline flange protection cover. Referring to fig. 1-3, a flange protection cover for chemical pipelines comprises a lower shell 1, wherein the left side and the right side of the upper part of the lower shell 1 are respectively provided with a sealing groove 2, the inside of the sealing groove 2 is provided with a sealing mechanism 3, the inside of the sealing groove 2 is provided with an inserting block 4, the inserting block 4 is positioned at the upper end of the sealing mechanism 3, the upper ends of the two inserting blocks 4 are fixedly connected with the same upper shell 5, one side, close to each other, of the lower shell 1 and the upper shell 5 is respectively provided with a triggering mechanism 6, and the right end of the front surface of the upper shell 5 is fixedly provided with an alarm 7;

referring to fig. 2 and 3, the sealing mechanism 3 includes a plurality of first springs 301 and a sealing pad 302, and a plurality of first springs 301 are all fixed connection in the inside of seal groove 2, and sealing pad 302 fixed connection is kept away from the one end of seal groove 2 inner wall at a plurality of first springs 301, and sealing pad 302 keep away from the one end and the butt of inserted block 4 of first spring 301, has guaranteed the leakproofness after lower casing 1 and last casing 5 are connected through the cooperation use of sealing mechanism 3 and inserted block 4 for the liquid in the chemical industry pipeline also can not spray outside when taking place to leak.

Referring to fig. 2 and 3, the trigger mechanism 6 includes a plurality of second springs 601 and an arc plate 602, the plurality of second springs 601 are respectively and correspondingly fixedly connected to the inner sides of the lower housing 1 and the upper housing 5, and the arc plate 602 is fixedly connected to one end of the corresponding plurality of second springs 601; the inner sides of the lower shell 1 and the upper shell 5 are fixedly provided with a plurality of pressure sensors 8, and when the liquid in the chemical pipeline leaks through the cooperation of the triggering mechanism 6, the pressure sensors 8 and the alarm 7, timely early warning can be carried out.

Referring to fig. 1 and 2, the front surfaces of the lower and upper cases 1 and 5 are fixedly connected with a duct 9, and the front surfaces of the duct 9 are connected with a sealing cover 10, so that the leaked liquid in the lower and upper cases 1 and 5 can be safely discharged through the duct 9.

Referring to fig. 1, a plurality of connection blocks 11 are fixedly connected to the outer sides of the lower case 1 and the upper case 5, which are close to each other, and the corresponding two connection blocks 11 are connected through fixing bolts 12, so that the lower case 1 and the upper case 5 are conveniently connected through the connection blocks 11 and the fixing bolts 12.

Working principle: when the utility model is used, the electric elements are externally connected with a power supply and a control switch, the lower shell 1 and the upper shell 5 are respectively sleeved on the outer sides of the flanges, then the plug 4 on the upper shell 5 is inserted into the sealing groove 2 on the lower shell 1, then the lower shell 1 and the upper shell 5 are fixed through the fixing bolts 12, at the moment, the sealing gasket 302 is abutted against the plug 4 through the elastic acting force of the first spring 301, the tightness of the connected lower shell 1 and the upper shell 5 is ensured, when the liquid in the chemical pipeline leaks, the arc 602 is impacted by the liquid splash, the pressure sensor 8 is extruded by the arc 602 after being impacted, and the alarm 7 can timely warn after receiving the pressure signal on the pressure sensor 8, so that the flange can be quickly maintained by workers, the situation of some dangers can be prevented, and then the sealing cover 10 can be opened during maintenance, so that the leaked liquid can be discharged through the guide pipe 9.

When the flange sealing device is used, the connection tightness of the lower shell 1 and the upper shell 5 is guaranteed, meanwhile, timely early warning can be carried out when liquid in a chemical pipeline leaks, workers can be timely reminded of maintaining the flange, and the possibility of danger is reduced.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (6)

1. The utility model provides a chemical industry pipeline flange protection casing, includes casing (1), its characterized in that: the utility model discloses a lower casing, including casing (1), sealing groove (2) have all been seted up to the upper portion left and right sides of casing (1), the inside of sealing groove (2) is provided with sealing mechanism (3), be provided with in sealing groove (2) inserted block (4), just inserted block (4) are located sealing mechanism (3)'s upper end, two the upper end fixedly connected with of inserted block (4) is same last casing (5), one side that casing (1) and last casing (5) are close to each other all is provided with trigger mechanism (6), the positive right-hand member fixed mounting of last casing (5) has siren (7).

2. A chemical conduit flange shield according to claim 1, wherein: the sealing mechanism (3) comprises a plurality of first springs (301) and a sealing gasket (302), wherein the first springs (301) are fixedly connected to the inside of the sealing groove (2), the sealing gasket (302) is fixedly connected to one end, away from the inner wall of the sealing groove (2), of the plurality of first springs (301), and one end, away from the first springs (301), of the sealing gasket (302) is abutted to the inserting block (4).

3. A chemical conduit flange shield according to claim 1, wherein: the trigger mechanism (6) comprises a plurality of second springs (601) and an arc plate (602), the second springs (601) are respectively and correspondingly fixedly connected to the inner sides of the lower shell (1) and the upper shell (5), and the arc plate (602) is fixedly connected to one end of the corresponding second springs (601).

4. A chemical conduit flange shield according to claim 1, wherein: the inner sides of the lower shell (1) and the upper shell (5) are fixedly provided with a plurality of pressure sensors (8).

5. A chemical conduit flange shield according to claim 1, wherein: the front surfaces of the lower shell (1) and the upper shell (5) are fixedly communicated with a guide pipe (9), and the front surface of the guide pipe (9) is connected with a sealing cover (10).

6. A chemical conduit flange shield according to claim 1, wherein: the outer sides of the lower shell (1) and the upper shell (5) which are close to each other are fixedly connected with a plurality of connecting blocks (11), and the corresponding two connecting blocks (11) are connected through fixing bolts (12).