CN214889686U

CN214889686U - Low-temperature gas emptying silencer

Info

Publication number: CN214889686U
Application number: CN202120649572.8U
Authority: CN
Inventors: 戴洋; 杜守民; 王巧丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-29
Filing date: 2021-03-29
Publication date: 2021-11-26
Anticipated expiration: 2031-03-29

Abstract

The utility model provides a low temperature gas muffler of empting, including the muffler core, the muffler core is fixed on box bottom plate surface, the box bottom plate is fixed in box all curb plate bottom surface, and the muffler core is located box all curb plate, four turning positions of box all curb plate all are provided with the supporting leg, four equal fixedly connected with angle steel between each other of supporting leg, the box bottom plate is passed to muffler core bottom to with flange fixed connection. The utility model discloses small can install near low temperature tank wagon fills dress region, simple structure, and it is wide to be suitable for the medium, and noise reduction effect is obvious, and is with low costs, convenient operation during the use.

Description

Low-temperature gas emptying silencer

Technical Field

The utility model relates to a muffler technical field especially relates to a low temperature gas unloading muffler.

Background

With the improvement of industrialization degree and the sharp increase of the demand of low-temperature liquid, the low-temperature tank car is the most convenient transportation mode. However, when a liquid tank car fills liquid into a production enterprise every time, the pressure of the liquid left in the tank car is very high after vaporization, and the gas in the tank car must be discharged before filling, so that the current mode of discharging the gas in the tank car is to directly discharge the gas to the atmosphere, the noise is very high, and the discharged gas easily causes frostbite and suffocation accidents; the normal life of people around the house is seriously affected, and the method belongs to the hidden trouble of noise pollution and potential unsafe.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a low temperature gas unloading muffler overcomes above-mentioned problem or solves above-mentioned problem partially at least to solve the problem of the big and potential safety hidden danger of current tank wagon unloading noise.

In order to achieve the above object, the technical solution of the present invention is specifically realized as follows:

the utility model provides a low temperature gas muffler of coming to nothing, including the muffler core, the muffler core is fixed on box bottom plate surface, the box bottom plate is fixed in box all curb plate bottom surface, and the muffler core is located box all curb plate, four turning positions of box all curb plate all are provided with the supporting leg, four equal fixedly connected with angle steel between each other, the box bottom plate is passed to muffler core bottom to with flange fixed connection.

As a further scheme of the utility model, supporting leg bottom welded fastening has the baseboard pad, two through-holes have been seted up to baseboard stacking up to be the diagonal angle direction, all be provided with rag bolt on two through-holes on the baseboard pad, through rag bolt, be convenient for link together supporting leg and low temperature tank car are firm.

As a further scheme of the utility model, the round hole has all been seted up on supporting leg and the angle steel, it has the locking bolt to run through on the round hole, the supporting leg passes through locking bolt and angle steel fixed connection, and the angle steel is equipped with four, four the angle steel sets gradually between four supporting legs, and the top of four angle steels all contacts with box bottom plate lower surface, is convenient for support the supporting leg fixedly through the angle steel, avoids deformation, is convenient for carry out the outrigger through the angle steel moreover to the box bottom plate.

As the utility model discloses further scheme, supporting leg upper portion is run through and is provided with connecting bolt, the screw hole meshing that connecting bolt front end portion passes through four corners of screw thread and box all curb plate is connected, the length of supporting leg is 3600mm, the height of box all curb plate is 1000mm, conveniently carries out dismouting and change, equipment convenience to box all curb plate.

As a further scheme of the utility model, curb plate inside wall welded fastening in box week has the crossbeam, the crossbeam upside is provided with the support, support welded fastening is at muffler core side, and support bottom welded fastening has the location arch, the protruding vertical locating hole that passes on the crossbeam in location stretches into in the locating hole through the location arch to fix a position placing of muffler core.

As a further scheme of the utility model, muffler core bottom is annular array welded fastening has two above spliced poles, the vertical box bottom plate that passes of spliced pole tail end to be connected through screw thread and nut meshing, the nut is located box bottom plate bottom surface, through spliced pole and nut, has realized conveniently carrying out the dismouting to the muffler core.

As a further scheme of the utility model, bottom welded fastening has the flange protection casing in the flange, and flange passes through the screw thread and is connected with the inlet port meshing of intake pipe, the inlet port welded fastening of the port of giving vent to anger of intake pipe and muffler core, the length of intake pipe is 1000mm, has realized intercepting through the impurity of flange protection casing in to exhaust gas and has filtered.

As a further scheme of the utility model, box curb plate top all around is provided with prevents the bird net, and box curb plate top all around passes through the bolt and prevents bird net fixed connection, has realized intercepting birds through preventing the bird net.

As a further scheme of the utility model, the box all curb plate, flange and the bird prevention net that muffler core and near contact are made by stainless steel and are formed, and muffler core surface bonding has polytetrafluoroethylene membrane, has improved the life and the stability of muffler core, has also improved barrier propterty.

The utility model provides a gaseous unloading muffler of low temperature, beneficial effect lies in: the volume is small, can install near low temperature tank wagon filling area, simple structure, and it is wide to be suitable for the medium, and noise reduction effect is obvious, and is with low costs, and convenient operation during the use has improved the experience of user, ensures that low temperature gas unloading muffler is safe, economy, high efficiency, environmental protection, has solved the problem that low temperature tank wagon discharged at the low temperature gas's before filling safety, environmental protection.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a front view of an embodiment of the present invention.

Fig. 2 is a left side view of the embodiment of the present invention.

Fig. 3 is a top view of an embodiment of the present invention.

Fig. 4 is the embodiment of the present invention provides a schematic structural diagram of a supporting leg and a foot margin plate pad.

Fig. 5 is a schematic structural diagram of a connecting flange according to an embodiment of the present invention.

Fig. 6 is a schematic structural diagram of the support in the embodiment of the present invention.

Fig. 7 is an enlarged schematic structural diagram of a point a in fig. 1 according to an embodiment of the present invention.

Fig. 8 is an enlarged schematic structural diagram of the embodiment of the present invention at B in fig. 1.

Fig. 9 is an enlarged schematic structural diagram of the embodiment of the present invention at C in fig. 1.

In the figure: 1. supporting legs; 2. angle steel; 3. a box body bottom plate; 4. a bird net; 5. a peripheral side plate of the box body; 6. a cross beam; 7. a muffler core; 8. a connecting flange; 9. anchor bolts; 10. a baseboard cushion; 11. a flange shield; 12. a connecting bolt; 13. a support; 14. locking the bolt; 15. an air inlet pipe; 71. connecting columns; 72. a nut; 101. a through hole; 131. and a positioning projection.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

Referring to fig. 1-9, the embodiment of the utility model provides a low temperature gas emptying muffler, including muffler core 7, muffler core 7 is fixed on box bottom plate 3 surfaces, and box bottom plate 3 is fixed in 5 bottom surfaces of box all curb plates, and muffler core 7 is located box all

curb plates

5, and 5 four turning positions of box all curb plates all are provided with supporting leg 1, four supporting leg 1 equal fixedly connected with angle steel 2 each other, and box bottom plate 3 is passed to 7 bottoms of muffler core to with flange 8 fixed connection.

Supporting leg 1 bottom welded fastening has baseboard pad 10, is two through-holes 101 seted up to diagonal direction on the baseboard pad 10, all is provided with rag bolt 9 on two through-holes 101 on baseboard pad 10.

All seted up the round hole on supporting leg 1 and the angle steel 2, run through on the round hole and have had locking bolt 14, and supporting leg 1 passes through

locking bolt

14 and 2 fixed connection of angle steel, and angle steel 2 is equipped with four, and four angle steel 2 set gradually between four supporting legs 1, and four angle steel 2's top all contacts with 3 lower surfaces of box bottom plate.

The upper portion of the supporting leg 1 is provided with a connecting bolt 12 in a penetrating mode, the front end portion of the connecting bolt 12 is meshed and connected with threaded holes in four corners of the side plate 5 around the box body through threads, the length of the supporting leg 1 is 3600mm, and the height of the side plate 5 around the box body is 1000 mm.

5 inside walls welded fastening of box week curb plate has

crossbeam

6, and 6 upsides of crossbeam are provided with support 13, and support 13 welded fastening is at 7 sides of muffler core, and 13 bottom welded fastening of support have the protruding 131 in location, and the protruding 131 in location vertically passes the locating hole on the crossbeam 6.

The bottom end of the silencer core body 7 is fixedly welded with more than two connecting columns 71 in an annular array, the tail ends of the connecting columns 71 vertically penetrate through the box body bottom plate 3 and are meshed and connected with nuts 72 through threads, and the nuts 72 are located on the bottom surface of the box body bottom plate 3.

The silencer core body 7, the box peripheral side plate 5, the connecting flange 8 and the bird-preventing net 4 which are contacted nearby are all made of stainless steel, and a polytetrafluoroethylene film is bonded on the surface of the silencer core body 7.

The utility model discloses in the use, low temperature gas unloading muffler is at the initial stage of design, the medium of considering to use is low temperature gas, and the medium of tank wagon transportation is many, there is liquid oxygen, liquid nitrogen, liquid argon etc, the temperature is about-196 ℃, the material of stainless steel has been adopted to the place that contacts main muffler core 7 and near, the flow of the low temperature gas of the biggest instantaneous emission through calculating is about 2000Nm3/h, the diameter of calculating muffler core 7 through software is 700mm, length 1000mm, the noise cancelling effect has been guaranteed, 3600mm is selected to the height of supporting leg 1, frostbite and the emergence of stifling accident have been avoided, the security of low temperature gas emission has been guaranteed, carbon steel has been selected to the material of supporting leg 1, and production cost is reduced.

The emission performance of the silencer core body 7 meets the requirements of GB12348-2008 environmental noise emission standard of industrial enterprise factory, then the silencer core body 7 and the nearby box peripheral side plate 5, the connecting flange 8 and the bird-proof net 4 which are contacted are all made of stainless steel, the supporting legs 1, the angle steel 2, the box bottom plate 3, the cross beam 6, the support 13, the foot plate pad 10 and the foot bolts 9 are all made of carbon steel, then the supporting legs 1 and the angle steel 2 are assembled together through the locking bolts 14, the box peripheral side plate 5, the box bottom plate 3 and the silencer core body 7 are assembled together, then the connecting flange 8 is installed on the silencer core body 7, then the box peripheral side plate 5 and the box bottom plate 3 are placed on the supporting legs 1, are limited and supported through the angle steel 2 and are fixed through the connecting bolts 12, through the mode of combination assembly, realized making things convenient for the purpose of dismouting, fix supporting leg 1 on the low temperature tank wagon through rag bolt 9 afterwards, before being connected the hose of low temperature tank wagon with flange 8, need earlier carry out the washing pipe to the blast pipe on the low temperature tank wagon, clear intraductal impurity, then be connected the hose of low temperature tank wagon with flange 8 on the gaseous muffler that empties of low temperature to open the emptying valve of low temperature tank wagon, it can to empty.

As shown in fig. 5, a flange protective cover 11 is welded and fixed on the bottom inside the connecting flange 8, the connecting flange 8 is engaged and connected with an air inlet port of the air inlet pipe 15 through threads, an air outlet port of the air inlet pipe 15 is welded and fixed with an air inlet port of the muffler core 7, and the length of the air inlet pipe 15 is 1000 mm.

The utility model discloses in the use, through addding flange protection casing 11, be favorable to filtering the impurity in the exhaust low temperature gas in the low temperature groove car.

As shown in fig. 1 and 2, the bird-preventing net 4 is arranged on the top end of the case peripheral side plate 5, and the top end of the case peripheral side plate 5 is fixedly connected with the bird-preventing net 4 through a bolt.

The utility model discloses in the use, through addding bird prevention net 4, be favorable to carrying out the interception protection to birds, guaranteed the long period operation of low temperature gas unloading muffler, embodied humanized design.

The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. The utility model provides a low temperature gas emptying muffler, includes muffler core (7), its characterized in that, muffler core (7) are fixed on box bottom plate (3) surface, box bottom plate (3) are fixed in box all curb plate (5) bottom surface, and muffler core (7) are located box all curb plate (5), four turning positions of box all curb plate (5) all are provided with supporting leg (1), four equal fixedly connected with angle steel (2) between each other supporting leg (1), box bottom plate (3) are passed to muffler core (7) bottom to with flange (8) fixed connection.

2. The low-temperature gas emptying silencer according to claim 1 is characterized in that an anchor plate pad (10) is fixed to the bottom end of the supporting leg (1) in a welded mode, two through holes (101) are formed in the anchor plate pad (10) in the diagonal direction, and anchor bolts (9) are arranged on the two through holes (101) in the anchor plate pad (10).

3. The low-temperature gas emptying silencer according to claim 2 is characterized in that round holes are formed in the supporting legs (1) and the angle steel (2), locking bolts (14) penetrate through the round holes, the supporting legs (1) are fixedly connected with the angle steel (2) through the locking bolts (14), the number of the angle steel (2) is four, the four angle steel (2) are sequentially arranged among the four supporting legs (1), and the top ends of the four angle steel (2) are all in contact with the lower surface of the box bottom plate (3).

4. The muffler for emptying cryogenic gas as defined in claim 2, wherein the upper part of the supporting leg (1) is provided with a connecting bolt (12) in a penetrating way, the front end of the connecting bolt (12) is engaged with the threaded holes at the four corners of the peripheral side plate (5) of the box body by threads, the length of the supporting leg (1) is 3600mm, and the height of the peripheral side plate (5) of the box body is 1000 mm.

5. The muffler for discharging cryogenic gas as defined in claim 4, wherein a cross beam (6) is welded and fixed on the inner side wall of the peripheral side plate (5) of the tank body, a support (13) is arranged on the upper side of the cross beam (6), the support (13) is welded and fixed on the side of the muffler core (7), a positioning protrusion (131) is welded and fixed on the bottom end of the support (13), and the positioning protrusion (131) vertically penetrates through a positioning hole on the cross beam (6).

6. A silencer for discharging low-temperature gas according to claim 5, wherein the bottom end of the silencer core body (7) is fixedly welded with more than two connecting columns (71) in an annular array, the tail ends of the connecting columns (71) vertically penetrate through the bottom plate (3) of the box body and are meshed and connected with nuts (72) through threads, and the nuts (72) are located on the bottom surface of the bottom plate (3) of the box body.

7. A silencer for discharging low-temperature gas according to claim 1, wherein a flange protective cover (11) is welded and fixed on the inner bottom of the connecting flange (8), the connecting flange (8) is engaged and connected with an air inlet of an air inlet pipe (15) through threads, an air outlet of the air inlet pipe (15) is welded and fixed with an air inlet of the silencer core body (7), and the length of the air inlet pipe (15) is 1000 mm.

8. The low-temperature gas emptying silencer according to claim 1 is characterized in that the bird-proof net (4) is arranged at the top end of the box body peripheral side plate (5), and the top end of the box body peripheral side plate (5) is fixedly connected with the bird-proof net (4) through a bolt.

9. A silencer for discharging low-temperature gas according to claim 1, wherein the silencer core (7) and the nearby peripheral side plate (5) of the box body, the connecting flange (8) and the bird-preventing net (4) are all made of stainless steel, and the surface of the silencer core (7) is adhered with a polytetrafluoroethylene film.