CN210687084U

CN210687084U - Emergency discharge valve for VOCS thermal oxidation furnace air inlet pipeline

Info

Publication number: CN210687084U
Application number: CN201921508971.1U
Authority: CN
Inventors: 陶利国; 周月彬; 钟琦
Original assignee: Zhejiang Huayue Environmental Technology Co ltd
Current assignee: Zhejiang Huayue Environmental Technology Co Ltd
Priority date: 2019-09-11
Filing date: 2019-09-11
Publication date: 2020-06-05
Anticipated expiration: 2029-09-11

Abstract

The utility model discloses an emergent bleeder valve for VOCS thermal oxidation stove admission line, which comprises a tank body, the left side top intercommunication of the jar body has first flange, the right side below intercommunication of the jar body has the second flange, the bottom rigid coupling of the jar body has the base. This an emergent blow-off valve for VOCS thermal oxidation stove admission line, through the roof, the rubber slab, the diaphragm, the pore, cooperation between threaded rod and the screw thread section of thick bamboo, make first flange communicate alone with second flange and third flange respectively, when external exhaust-gas treatment equipment damaged promptly, make waste gas discharged by the third flange, the relative ratio is compared in the hydraulic control among the prior art, this an emergent blow-off valve overall structure for VOCS thermal oxidation stove admission line is simpler, and not fragile, the problem that can't close can not appear under emergency, and routine maintenance's expense is lower, it is still less to the operation environment requirement, consequently can be better satisfy people's use needs.

Description

Emergency discharge valve for VOCS thermal oxidation furnace air inlet pipeline

Technical Field

The utility model relates to the technical field, specifically be an emergent discharge valve for VOCS thermal oxidation stove admission line.

Background

Along with the increasingly strengthened environmental protection in China, the waste gas treatment equipment is widely applied to related industries such as chemical industry, metallurgy, coating, textile and the like, however, the waste gas treatment industry in China just enters the starting stage, the related technology of waste gas treatment equipment is not mature, the equipment is not stable in operation, once the equipment has an accident, if the exhaust gas is also continuously discharged into the exhaust gas treatment equipment, which may cause damage to the equipment or even cause a significant safety risk, the prior art controls the emergency discharge valve by hydraulic means, when the device is damaged, the waste gas which is about to enter the device is led out, but the hydraulic device is not used for a long time, once the damage occurs, the damage is difficult to find, so that the function of the device cannot be ensured to be complete when the device is used, may cause a certain delay and the daily maintenance cost is high, so that the use requirement of people cannot be met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an emergent discharge valve for VOCS thermal oxidation stove admission line, with solve to propose prior art in the above-mentioned background art and pass through the emergent discharge valve of hydraulic means control, when being used for equipment to damage, will be about to get into the inside waste gas of equipment and derive, but because hydraulic means does not use for a long time, in case damage appears, hardly discover, consequently when using, can't guarantee its function is intact, probably cause certain delay, and the daily maintenance cost is higher, consequently, can't satisfy the problem of people's use needs.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an emergent blow-off valve for VOCS thermal oxidation stove admission line, includes a jar body, the left side top intercommunication of the jar body has first flange, the right side below intercommunication of the jar body has the second flange, the bottom rigid coupling of the jar body has the base, the top right side intercommunication of the jar body has the third flange, the inner wall below rigid coupling of the jar body has the guide plate, the inner wall rigid coupling of the jar body has the diaphragm, several pore is seted up at the top of diaphragm, the inner wall below interference fit of third flange has the rubber buffer, the bottom rigid coupling of rubber buffer has the roof, the bottom rigid coupling and the rubber slab of roof, the top of roof is equipped with adjusting part, adjusting part's top is equipped with supporting mechanism, the top left and right sides of roof all is equipped with elastic component.

Preferably, the right end of the deflector is flush with the top of the inner wall of the second flange.

Preferably, the adjusting part includes threaded rod, a screw thread section of thick bamboo and round handle, the top of threaded rod is in the same place with the bottom rigid coupling of round handle, the outer wall of threaded rod links to each other with the inner wall screw thread of a screw thread section of thick bamboo, the bottom of a screw thread section of thick bamboo is in the same place with the top rigid coupling of roof, the outer wall interference fit of a screw thread section of thick bamboo has the rubber tube, the outer wall rigid coupling of rubber tube has the standpipe, the outer wall of standpipe runs through a jar body, the outer wall and jar body rigid coupling of standpipe are in the.

Preferably, the supporting mechanism includes two stock, two rings and bearing, the inner wall of bearing is in the same place with the outer wall top rigid coupling of threaded rod, the equal rigid coupling in outer wall left and right sides of bearing has the down tube, two the end of down tube is in the same place with the top rigid coupling of two stock respectively, the bottom of stock is in the same place with the top rigid coupling of the jar body, two the outer wall of stock respectively with two ring clearance fit, two the inboard of ring is all in the same place through the outer wall rigid coupling of support and screw thread section of thick bamboo.

Preferably, the top of the bracket is flush with the top of the threaded cylinder.

Preferably, the elastic component comprises a spring and a circular plate, the top of the spring is fixedly connected with the top of the inner wall of the tank body, the bottom of the spring is fixedly connected with the top of the circular plate, and the bottom of the circular plate is tightly abutted to the top of the top plate.

Compared with the prior art, the beneficial effects of the utility model are that: this an emergent blow-off valve for VOCS thermal oxidation stove admission line, through the roof, the rubber slab, the diaphragm, the pore, cooperation between threaded rod and the screw thread section of thick bamboo, make first flange communicate alone with second flange and third flange respectively, when external exhaust-gas treatment equipment damaged promptly, can break off the second flange, make waste gas discharged by the third flange, the relative ratio is in hydraulic control among the prior art, this an emergent blow-off valve overall structure for VOCS thermal oxidation stove admission line is simpler, and not fragile, the problem that can't close can not appear under emergency, and routine maintenance's expense is lower, it still less to the operation environmental requirement, consequently, can be better satisfy people's use needs.

Drawings

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

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a schematic view showing the connection relationship between the threaded rod, the long rod and the tank body in FIG. 2;

fig. 4 is a schematic view showing the connection relationship between the threaded rod, the spring and the circular plate in fig. 3.

In the figure: 1. adjusting part, 101, threaded rod, 102, round handle, 103, threaded cylinder, 104, standpipe, 105, rubber tube, 2, supporting mechanism, 201, long rod, 202, ring, 203, support, 204, down tube, 205, bearing, 3, elastic component, 301, spring, 302, circular plate, 4, jar body, 5, first flange, 6, second flange, 7, base, 8, roof, 9, rubber slab, 10, rubber buffer, 11, third flange, 12, guide plate, 13, diaphragm, 14, pore.

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. 1-4, the present invention provides a technical solution: an emergency discharge valve for an air inlet pipeline of a VOCS thermal oxidation furnace comprises a tank body 4, a first flange 5 is communicated with the upper part of the left side of the tank body 4, the first flange 5 is connected with an external waste gas input device, a second flange 6 is communicated with the lower part of the right side of the tank body 4, the second flange 6 is connected with an external processing device, a base 7 is fixedly connected with the bottom of the tank body 4, a third flange 11 is communicated with the right side of the top of the tank body 4, a guide plate 12 is fixedly connected with the lower part of the inner wall of the tank body 4, the guide plate 12 plays a role of backflow, a transverse plate 13 is fixedly connected with the inner wall of the tank body 4, the top of the transverse plate 13 is provided with a plurality of pores 14, the pores 14 enable waste gas entering from the first flange 5 to be discharged from the second flange 6, a rubber plug 10 is in interference fit with the lower part of the inner wall of the third flange 11, the rubber plug, the bottom rigid coupling and the rubber slab 9 of roof 8, the top of roof 8 are equipped with adjusting part 1, and adjusting part 1's top is equipped with supporting mechanism 2, and the top left and right sides of roof 8 all is equipped with elasticity subassembly 3, and the right-hand member of guide plate 12 is parallel and level with the inner wall top of second flange 6 mutually.

Adjusting part 1 includes threaded rod 101, threaded cylinder 103 and round handle 102, the top of threaded rod 101 is in the same place with the bottom rigid coupling of round handle 102, the outer wall of threaded rod 101 links to each other with the inner wall screw thread of threaded cylinder 103, cooperation between threaded rod 101 and the threaded cylinder 103, make rotation threaded rod 101 can drive threaded cylinder 103 upwards or downstream, the bottom of threaded cylinder 103 is in the same place with the top rigid coupling of roof 8, the outer wall interference fit of threaded cylinder 103 has rubber tube 105, rubber tube 105 improves the leakproofness between threaded cylinder 103 and the standpipe 104, rubber tube 105's outer wall rigid coupling has standpipe 104, the outer wall of standpipe 104 runs through jar body 4, standpipe 104 plays spacing effect to threaded cylinder 103, the outer wall of standpipe 104 is in the same place with jar body 4 rigid coupling.

The supporting mechanism 2 comprises two long rods 201, two circular rings 202 and a bearing 205, the inner wall of the bearing 205 is fixedly connected with the upper part of the outer wall of the threaded rod 101, the bearing 205 plays a supporting role for the threaded rod 101, the left side and the right side of the outer wall of the bearing 205 are fixedly connected with inclined rods 204, the inclined rods 204 are matched with the long rods 201 to play a fixing role for the bearing 205, the tail ends of the two inclined rods 204 are respectively fixedly connected with the tops of the two long rods 201, the bottom of the long rod 201 is fixedly connected with the top of the tank body 4, the outer walls of the two long rods 201 are respectively in clearance fit with the two circular rings 202, and through the matching between the two circular rings 202, the support 203 and, can play spacing effect to thread section of thick bamboo 103, prevent that thread section of thick bamboo 103 from rotating, the inboard of two rings 202 all is in the same place through the outer wall rigid coupling of support 203 with thread section of thick bamboo 103, and the top of support 203 is parallel and level with the top of thread section of thick bamboo 103.

The elastic component 3 comprises a spring 301 and a circular plate 302, the top of the spring 301 is fixedly connected with the top of the inner wall of the tank 4, the bottom of the spring 301 is fixedly connected with the top of the circular plate 302, the bottom of the circular plate 302 is tightly abutted with the top of the top plate 8, the circular plate 302 is tightly abutted with the top of the top plate 8 through the spring 301, the spring 301 is used for rotating the threaded rod 101 by an operator to enable the threaded cylinder 103 to drive the top plate 8 to move upwards, certain resistance is achieved, and the operator can conveniently judge the height of the top plate 8.

When the emergency discharge valve for the air inlet pipeline of the VOCS thermal oxidation furnace is used, the second flange 6 is firstly connected with the air inlet pipeline of the external VOCS thermal oxidation furnace, the first flange 5 is connected with the external waste gas supply pipeline, waste gas enters the inner part of the tank body 4 through the first flange 5, then passes through the fine holes 14, and then enters the air inlet pipeline of the external VOCS thermal oxidation furnace through the second flange 6 under the action of the pair of guide plates 12, when the VOCS thermal oxidation furnace fails and waste gas treatment cannot be carried out, the round handle 102 is rotated at the moment, the round handle 102 drives the threaded rod 101 to rotate on the inner wall of the bearing 205, the threaded rod 101 drives the threaded cylinder 103 to move downwards through matching with the threaded cylinder 103, the threaded cylinder 103 drives the top plate 8 and the rubber plate 9 to move downwards at the moment, the bottom of the rubber plate 9 is pressed against the top of the transverse plate 13, the fine holes 14 are blocked at this time, and air cannot be ventilated, and at this time, the air entering the tank 4 through the first flange 5 is discharged through the third flange 11.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 an emergent discharge valve for VOCS thermal oxidation stove inlet line, includes jar body (4), its characterized in that: the left side top intercommunication of the jar body (4) has first flange (5), the right side below intercommunication of the jar body (4) has second flange (6), the bottom rigid coupling of the jar body (4) has base (7), the top right side intercommunication of the jar body (4) has third flange (11), the inner wall below rigid coupling of the jar body (4) has guide plate (12), the inner wall rigid coupling of the jar body (4) has diaphragm (13), several pore (14) are seted up at the top of diaphragm (13), the inner wall below interference fit of third flange (11) has rubber buffer (10), the bottom rigid coupling of rubber buffer (10) has roof (8), the bottom rigid coupling and the rubber slab (9) of roof (8), the top of roof (8) is equipped with adjusting part (1), the top of adjusting part (1) is equipped with supporting mechanism (2), and the left side and the right side of the top plate (8) are respectively provided with an elastic component (3).

2. An emergency drain valve for a VOCS thermal oxidizer inlet duct of claim 1, wherein: the right end of the guide plate (12) is flush with the top of the inner wall of the second flange (6).

3. An emergency drain valve for a VOCS thermal oxidizer inlet duct of claim 1, wherein: adjusting part (1) includes threaded rod (101), a screw thread section of thick bamboo (103) and round handle (102), the top of threaded rod (101) is in the same place with the bottom rigid coupling of round handle (102), the outer wall of threaded rod (101) links to each other with the inner wall screw thread of a screw thread section of thick bamboo (103), the bottom of a screw thread section of thick bamboo (103) is in the same place with the top rigid coupling of roof (8), the outer wall interference fit of a screw thread section of thick bamboo (103) has rubber tube (105), the outer wall rigid coupling of rubber tube (105) has standpipe (104), the outer wall of standpipe (104) runs through jar body (4), the outer wall of standpipe (104) is in the same place with jar body (4) rigid coupling.

4. An emergency drain valve for a VOCS thermal oxidizer inlet duct of claim 1, wherein: supporting mechanism (2) include two stock (201), two rings (202) and bearing (205), the inner wall of bearing (205) is in the same place with the outer wall top rigid coupling of threaded rod (101), the equal rigid coupling in outer wall left and right sides of bearing (205) has down tube (204), two the end of down tube (204) is in the same place with the top rigid coupling of two stock (201) respectively, the bottom of stock (201) is in the same place with the top rigid coupling of the jar body (4), two the outer wall of stock (201) respectively with two rings (202) clearance fit, two the inboard of ring (202) all is in the same place through the outer wall rigid coupling of support (203) with thread section of thick bamboo (103).

5. An emergency drain valve for a VOCS thermal oxidizer inlet duct of claim 4, wherein: the top of the bracket (203) is level with the top of the threaded cylinder (103).

6. An emergency drain valve for a VOCS thermal oxidizer inlet duct of claim 1, wherein: elasticity subassembly (3) include spring (301) and plectane (302), the inner wall top rigid coupling of the top of spring (301) and jar body (4) is in the same place, the bottom of spring (301) is in the same place with the top rigid coupling of plectane (302), the bottom of plectane (302) offsets tightly with the top of roof (8).