CN214536119U

CN214536119U - Boiler safety improvement device

Info

Publication number: CN214536119U
Application number: CN202120672842.7U
Authority: CN
Inventors: 孙峻岭; 王锦芳
Original assignee: Beijing Baolin Horse Technology Co ltd
Current assignee: Beijing Baolin Horse Technology Co ltd
Priority date: 2021-04-01
Filing date: 2021-04-01
Publication date: 2021-10-29
Anticipated expiration: 2031-04-01

Abstract

The utility model relates to a boiler safety improves device, comprising a boiler, install the breather pipe that is used for leading to natural gas on the boiler, the one end of breather pipe install in on the air inlet of boiler, natural gas source is connected to the one end of breather pipe, be provided with the main valve on the breather pipe, be provided with the blast pipe on the breather pipe, the blast pipe with the junction of breather pipe is located the main valve with between the boiler, the non-link end of blast pipe extends to outdoors, be provided with the air discharge valve on the blast pipe. The device has the advantage that the natural gas in the boiler can be released, and the safety performance of the boiler is improved.

Description

Boiler safety improvement device

Technical Field

The utility model relates to a boiler technical field, in particular to boiler safety improves device.

Background

The boiler is an energy conversion device, the energy input to the boiler is in the forms of chemical energy, electric energy, heat energy of high-temperature flue gas and the like in fuel, steam, high-temperature water or an organic heat carrier with certain heat energy is output outwards after conversion of the boiler, and the hot water or the steam generated in the boiler can directly provide the heat energy required by the industrial production of the feed. A feed factory has a procedure of curing feed in the feed processing process, the prior art of curing feed adopts steam curing, and water used by a boiler is softened by a water softening device and then enters the boiler to be heated into high-temperature steam.

Because the substances which can affect the health of the respiratory system of human beings and are generated in the combustion process of the natural gas are few, the generated carbon dioxide is only about 40 percent of that of the coal, and the generated sulfur dioxide is also few. The natural gas is burnt without generating waste residue and waste water, and has the advantages of safe use, high heat value, cleanness and the like compared with energy sources such as coal, petroleum and the like. Therefore, natural gas is generally used to provide energy for the boiler at present, and as the service time increases, the boiler needs to be periodically repaired, and the natural gas in the boiler needs to be released cleanly in the repairing process, otherwise, explosion can be caused.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a boiler safety improves device, the device have can release, improve the advantage of the security performance of boiler to natural gas in the boiler.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a boiler safety improves device, includes the boiler, install the breather pipe that is used for leading to natural gas on the boiler, the one end of breather pipe install in on the air inlet of boiler, natural gas source is connected to the one end of breather pipe, be provided with the main valve on the breather pipe, be provided with the blast pipe on the breather pipe, the blast pipe with the junction of breather pipe is located the main valve with between the boiler, the non-link end of blast pipe extends to outdoors, be provided with the air discharge valve on the blast pipe.

Through adopting above-mentioned technical scheme, the natural gas enters into the boiler through the breather pipe in to for the boiler provides the energy, when needs maintain the boiler, close the main valve, then open exhaust valve, the natural gas in the boiler is arranged the air through the blast pipe, then maintains the boiler, thereby prevents that the natural gas in the boiler from arousing the explosion. Therefore, the utility model has the advantages of can release, improve the security performance of boiler to the natural gas in the boiler.

Preferably, a gas pressure meter is arranged on the vent pipe and is positioned between the vent pipe and the boiler.

Through adopting above-mentioned technical scheme, through the setting of barometer, can realize the detection to the natural gas.

Preferably, the non-connection end of the exhaust pipe is provided with a blocking assembly for preventing foreign matters from entering the exhaust pipe.

Through adopting above-mentioned technical scheme, through the setting that blocks the subassembly, prevent that debris from entering into in the blast pipe to guarantee the clean and tidy of blast pipe.

Preferably, block the subassembly including install in the mounting bracket of blast pipe tip, be provided with the extensible member in the mounting bracket, the one end of extensible member set firmly in on the mounting bracket, under the extensible member natural state, the non-link end of extensible member can with the gas outlet of blast pipe is sealed.

Through adopting above-mentioned technical scheme, realize flexible function through the extensible member, when the extensible member is in natural state, the extensible member plugs up the gas outlet of blast pipe, and when needs row's natural gas, the extensible member is extruded to the natural gas to make the gas outlet department of blast pipe open, thereby can get rid of the natural gas.

Preferably, a limiting ring is arranged at the air outlet of the exhaust pipe, the outer peripheral surface of the limiting ring is fixedly arranged on the inner peripheral surface of the exhaust pipe, and the non-connecting end of the telescopic piece is used for sealing the annular opening of the limiting ring.

Through adopting above-mentioned technical scheme, through the setting of spacing ring, realize the support to the extensible member to make things convenient for the installation of extensible member.

Preferably, the extensible member is including setting firmly in fixed pipe in the mounting bracket, the cover is located installation pipe on the fixed pipe and set firmly in the installation pipe is kept away from the barrier plate of fixed pipe one end, the barrier plate be used for with the ring mouth of spacing ring is sealed, fixed intraductal elastic component that is provided with, the elastic component is close to the one end butt of barrier plate in on the barrier plate.

Through adopting above-mentioned technical scheme, realize the installation to installation pipe and elastic component through fixed pipe, through the cooperation of elastic component and barrier plate, can block the spacing ring, when natural gas discharges, can be with barrier plate jack-up to release the gas vent of blast pipe.

Preferably, the mounting rack comprises a plurality of fixing rods fixedly arranged on the exhaust pipe, the fixing rods and the exhaust pipe are arranged in parallel, one end, far away from the exhaust pipe, of each fixing rod is fixedly provided with a fixing plate, each fixing pipe is fixedly arranged on the corresponding fixing plate, and each fixing pipe is located between the corresponding fixing rods.

Through adopting above-mentioned technical scheme, through the setting of dead lever, realize the support to the fixed plate to form the installation space to the extensible member, through the setting of fixed plate, realize the installation to the extensible member.

To sum up, the utility model discloses following beneficial effect has: the natural gas enters the boiler through the vent pipe, so that energy is provided for the boiler, when the boiler needs to be maintained, the main valve is closed, the exhaust valve is opened, the natural gas in the boiler is exhausted into the air through the exhaust pipe, and then the boiler is maintained, so that the explosion caused by the natural gas in the boiler is prevented. Therefore, the utility model has the advantages of can release, improve the security performance of boiler to the natural gas in the boiler.

Drawings

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

FIG. 2 is a side view of the central vent tube, vent tube and barrier assembly of the present invention;

fig. 3 is a cross-sectional view taken along line a-a of fig. 2.

In the figure: 1. a boiler; 11. a natural gas valve; 2. a breather pipe; 21. an upper horizontal pipe; 211. a main valve; 22. a vertical tube; 221. a barometer; 23. a lower transverse pipe; 231. supporting the vertical rod; 3. an exhaust pipe; 31. connecting the transverse pipes; 32. an exhaust valve; 33. a limiting ring; 4. a blocking component; 41. fixing the rod; 42. a fixing plate; 43. a telescoping member; 431. a fixed tube; 432. installing a pipe; 433. a compression spring; 434. a barrier plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example 1: referring to fig. 1, for the utility model discloses a boiler safety improves device, including boiler 1, boiler 1 is provided with the air inlet, and boiler 1 installs the breather pipe 2 that is used for conveying the natural gas in air inlet department, and boiler 1 installs natural gas valve 11 in air inlet department, and breather pipe 2 and air inlet are linked together, and breather pipe 2 and boiler 1 sealing connection.

The snorkel 2 includes an upper cross tube 21, a lower cross tube 23, and a standpipe 22. One end of the lower horizontal pipe 23 is connected to an air inlet of the boiler 1, the other end of the lower horizontal pipe is connected to the lower end of the vertical pipe 22, one end of the upper horizontal pipe 21 is connected to the upper end of the vertical pipe 22, the other end of the upper horizontal pipe 21 is connected to a natural gas source, a main valve 211 is installed on the upper horizontal pipe 21, and natural gas can be controlled through the arrangement of the main valve 211; the vertical pipe 22 is provided with a barometer 221, the barometer 221 is arranged between the air inlet and the main valve 211, and the natural gas can be monitored through the barometer 221; the lower extreme of violently managing 23 down has set firmly two support montants 231, and the lower extreme of supporting montant 231 sets firmly on ground, through the setting of supporting montant 231, can increase breather pipe 2's fastness.

Install on the standpipe 22 and connect violently pipe 31, the one end intercommunication of connecting violently pipe 31 and keeping away from standpipe 22 has blast pipe 3, the vertical setting of blast pipe 3, the non-link of blast pipe 3 is the gas outlet, the gas outlet of blast pipe 3 extends to the roof outside, exhaust valve 32 has set firmly on blast pipe 3, setting through blast pipe 3, when needs are maintained boiler 1, can arrange the room outdoor through remaining natural gas in blast pipe 3 with boiler 1, then maintain boiler 1, thereby prevent that the interior natural gas of boiler 1 from arousing the explosion, and then increase boiler 1's security.

The utility model provides a concrete theory of operation: natural gas enters the boiler 1 through the vent pipe 2, so that energy is provided for the boiler 1; when the boiler 1 needs to be maintained, the main valve 211 is closed, then the exhaust valve 32 is opened, the natural gas in the boiler 1 is exhausted to the outside through the exhaust pipe 3, and then the boiler 1 is maintained, so that the explosion caused by the natural gas in the boiler 1 is prevented; in addition, the natural gas in the ventilation pipe 2 can be monitored at any time by the arrangement of the barometer 221.

Example 2: the difference from embodiment 1 is that, as shown in fig. 2 and 3 in combination, a blocking assembly 4 for preventing foreign materials from entering the exhaust pipe 3 is installed at the air outlet of the exhaust pipe 3.

The blocking assembly 4 includes four fixing rods 41, a fixing plate 42, and a telescopic member 43. The fixed rod 41 is vertically and fixedly arranged at the air outlet of the exhaust pipe 3, the four fixed rods 41 are arrayed along the circumference of the axis of the exhaust pipe 3, the fixed plate 42 is fixedly arranged on the fixed rod 41, and the fixed plate 42 is horizontally arranged. The inner peripheral surface of the air outlet of the exhaust pipe 3 is integrally formed with a limit ring 33, the upper end of the expansion piece 43 is fixedly arranged on the lower surface of the fixed plate 42, and the lower end of the expansion piece 43 can seal the ring opening of the limit ring 33 in a natural state.

The telescopic member 43 includes a fixing tube 431, a mounting tube 432, an elastic member, and a blocking plate 434. The fixing pipe 431 is vertically disposed between the four fixing rods 41, and an upper end of the fixing pipe 431 is fixedly disposed on a lower surface of the fixing plate 42. The installation pipe 432 is sleeved on the fixed pipe 431, and the installation pipe 432 is positioned at the lower end of the fixed pipe 431; the blocking plate 434 is horizontally disposed on the lower surface of the mounting tube 432. The elastic member is a compression spring 433, the compression spring 433 is located inside the fixing tube 431 and the mounting tube 432, the compression spring 433 abuts against the upper surface of the blocking plate 434, the blocking plate 434 abuts against the upper surface of the limit ring 33 when the compression spring 433 is in a natural state, and the blocking plate 434 seals the ring opening of the limit ring 33. Realize the installation to installation pipe 432 and compression spring 433 through fixed pipe 431, through the cooperation of compression spring 433 and barrier plate 434, can block spacing ring 33, when natural gas discharges, can jack-up barrier plate 434 to release the gas vent of blast pipe 3.

The utility model provides a concrete theory of operation: when the boiler 1 needs to be maintained, the main valve 211 is closed, then the exhaust valve 32 is opened, the natural gas in the boiler 1 is exhausted to the outside through the exhaust pipe 3, and when the natural gas is exhausted, the blocking plate 434 can be jacked up, so that the exhaust port of the exhaust pipe 3 is released, and then the boiler 1 is maintained, so that the explosion caused by the natural gas in the boiler 1 is prevented; when the natural gas does not need to be discharged, the blocking plate 434 is pressed by the compression spring 433, and the blocking plate 434 can seal the limiting ring 33, so that impurities are prevented from entering the exhaust pipe 3 through the outlet of the exhaust pipe 3, and the exhaust pipe 3 is blocked.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a boiler safety improves device, includes boiler (1), its characterized in that, install breather pipe (2) that are used for leading to natural gas on boiler (1), the one end of breather pipe (2) install in on the air inlet of boiler (1), natural gas source is connected to the one end of breather pipe (2), be provided with on breather pipe (2) total valve (211), be provided with blast pipe (3) on breather pipe (2), blast pipe (3) with the junction of breather pipe (2) is located total valve (211) with between boiler (1), the non-link end of blast pipe (3) extends to outdoors, be provided with air discharge valve (32) on blast pipe (3).

2. A boiler safety enhancement device according to claim 1, characterized in that a gas pressure gauge (221) is arranged on the snorkel (2), said gas pressure gauge (221) being located between the snorkel (2) and the boiler (1).

3. A boiler safety improvement arrangement according to claim 1 or 2, characterized in that the non-connecting end of the exhaust pipe (3) is provided with a blocking assembly (4) for preventing impurities from entering into the exhaust pipe (3).

4. A boiler safety improvement device according to claim 3, characterized in that the blocking component (4) comprises a mounting frame installed at the end of the exhaust pipe (3), a telescopic member (43) is arranged in the mounting frame, one end of the telescopic member (43) is fixedly arranged on the mounting frame, and the non-connecting end of the telescopic member (43) can seal the air outlet of the exhaust pipe (3) in the natural state of the telescopic member (43).

5. The boiler safety improvement device according to claim 4, wherein a limiting ring (33) is arranged at the air outlet of the exhaust pipe (3), the outer circumferential surface of the limiting ring (33) is fixedly arranged on the inner circumferential surface of the exhaust pipe (3), and the non-connection end of the expansion piece (43) is used for sealing the ring opening of the limiting ring (33).

6. The boiler safety improvement device according to claim 5, wherein the telescopic member (43) comprises a fixed pipe (431) fixedly arranged in the mounting frame, a mounting pipe (432) sleeved on the fixed pipe (431), and a blocking plate (434) fixedly arranged at one end of the mounting pipe (432) far away from the fixed pipe (431), the blocking plate (434) is used for sealing the opening of the limiting ring (33), an elastic member is arranged in the fixed pipe (431), and one end of the elastic member close to the blocking plate (434) abuts against the blocking plate (434).

7. The boiler safety improvement device according to claim 6, wherein the mounting bracket comprises a plurality of fixing rods (41) fixed on the exhaust pipe (3), the fixing rods (41) are arranged in parallel with the exhaust pipe (3), a fixing plate (42) is fixed on one end of the fixing rods (41) far away from the exhaust pipe (3), the fixing tube (431) is fixed on the fixing plate (42), and the fixing tube (431) is located between the plurality of fixing rods (41).