CN211925814U - Air inlet structure of gas boiler - Google Patents

Abstract

The utility model relates to the technical field of boiler combustion, in particular to an air inlet structure of a gas boiler, which can conveniently filter impurities in air and preheat the air, reduce the influence on the gas combustion and improve the practicability; including the air inlet bucket, the filter vat, the ventilation pipe, the holding ring, the multiunit locating lever, rotatory handle, the separate layer, including a motor, an end cap, a controller, and a cover plate, the speed reducer, the transmission shaft, the rotation axis, first conical gear, second conical gear, solid fixed ring, two sets of dead levers, the multiunit rotating vane, the multiunit spiral pipe, intake pipe and outlet duct, be provided with the feed changing mouth on the filter vat right side wall, feed changing mouth department is provided with keeps off the lid, be provided with on the left side wall in the filter vat and separate the net, the transmission shaft top is passed the air inlet bucket top and is connected with the speed reducer output, and be provided with mechanical seal spare in transmission shaft and air inlet bucket contact department, be provided with ball bearing.

Description

Air inlet structure of gas boiler

Technical Field

The utility model relates to a technical field of boiler burning especially relates to a gas boiler's air inlet structure.

Background

As is well known, a boiler is an energy conversion device, energy input to the boiler includes chemical energy and electric energy in fuel, the boiler outputs steam, high-temperature water or an organic heat carrier having a certain heat energy, and a gas boiler is a common boiler, in the use process of the gas boiler, gas is combusted, and vigorous combustion is performed under the combustion supporting effect of air, heat is provided, and energy conversion is performed, so that a blower device is generally required to perform blowing treatment, but the conventional air inlet structure directly guides external air into the boiler to assist combustion of combustion-supporting gas in use, but because impurities in the external air are more, and because the temperature of the external air is lower, the combustion of the gas is easily affected, the heat energy generated by the gas is lower, and the practicability of the gas boiler is poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a to prior art not enough, the utility model provides a can make things convenient for impurity in the filtered air to can preheat the air, reduce the air inlet structure to gas boiler of gas combustion, improvement practicality.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: an air inlet structure of a gas boiler comprises an air inlet barrel, a filter barrel, a ventilation pipe, a positioning ring, a plurality of groups of positioning rods, a rotating handle, a separation layer, a motor, a speed reducer, a transmission shaft, a rotating shaft, a first bevel gear, a second bevel gear, a fixing ring, two groups of fixing rods, a plurality of groups of rotating blades, a plurality of groups of spiral pipes, an air inlet pipe and an air outlet pipe, wherein a processing cavity is arranged in the air inlet barrel, an air inlet and an air outlet are respectively communicated and arranged at two ends of the air inlet barrel, the separation layer is longitudinally arranged in the central area of the air inlet barrel, the central area of the separation layer is provided with a fixing hole, corresponding internal threads and external threads are arranged on the inner wall of the fixing hole and the outer wall of the ventilation pipe, two ends of the plurality of groups of positioning rods are, the material changing port is communicated with the filter cavity, the material changing port is provided with a blocking cover, the rotating handle is installed on the blocking cover, the ventilating pipe is communicated with the left side wall of the filter barrel, the outer wall of the filter barrel is provided with a plurality of groups of air inlet holes, the filter barrel penetrates through the positioning ring, the ventilating pipe is screwed to the fixed hole, a separation net is arranged on the left side wall in the filter barrel, the motor is installed at the input end of the speed reducer, the speed reducer is installed at the top of the air inlet barrel, the top end of the transmission shaft penetrates through the top of the air inlet barrel and is connected with the output end of the speed reducer, a mechanical sealing element is arranged at the contact part of the transmission shaft and the air inlet barrel, the first conical gear and the second conical gear are respectively installed at the lower end of the transmission shaft and the right end of the rotating shaft, two, first conical gear and second conical gear meshing, multiunit rotating vane all installs on the rotation axis, the interior top of air inlet bucket and the left half district in bottom are provided with casing and lower casing respectively, multiunit spiral pipe both ends respectively with last casing and lower casing intercommunication, intake pipe and outlet duct respectively with the air-supply line bottom and the left half district intercommunication in top.

Preferably, still include the filter screen, the filter screen is installed in air inlet department to be provided with on the filter screen and get and put the handle.

Preferably, the filter barrel further comprises a buffer cushion, wherein the buffer cushion is arranged on the inner wall of the positioning ring and is in contact with the outer wall of the filter barrel.

Preferably, the air inlet device further comprises two groups of supporting legs and two groups of anti-skidding seats, and two ends of the two groups of supporting legs are respectively connected with the bottom of the air inlet barrel and the two groups of anti-skidding seats.

Preferably, still include the protective housing, the protective housing is installed at the air inlet bucket top, motor and speed reducer all are located the protective housing.

Preferably, still include the dust screen, the protective housing top is provided with the multiunit louvre, the dust screen is installed at the protective housing top.

Preferably, still include two sets of protection shields, two sets of protection shields are all installed in the air inlet bucket half region on the left side, the multiunit spiral pipe all is located between two sets of protection shields, be provided with the multiunit through-hole on two sets of protection shields respectively.

Preferably, still include the spacing of multiunit right angle, the spacing of multiunit right angle all installs on the air inlet bucket inner wall to the spacing contact with two sets of protection shields of multiunit right angle respectively.

(III) advantageous effects

Compared with the prior art, the utility model provides a gas boiler's air inlet structure possesses following beneficial effect: the filter barrel can be filled with filter filler, the position of the filter barrel is fixedly installed, the position of the filter barrel is supported and fixed through a positioning rod and a positioning ring, a motor is electrified and started, power output by the motor is decelerated through a speed reducer to enable a transmission shaft to drive a first conical gear to rotate, the first conical gear is meshed with a second conical gear, so that a plurality of groups of electric rotating blades of a rotating shaft are rotated to drive air to circulate, external air enters an air inlet barrel, the filtered filler in the filter barrel enters the left half area in the air inlet barrel through a ventilation pipe after being filtered, impurities in the filtered air can be conveniently filtered, hot air can be guided into a lower shell through an air inlet pipe, the hot air is shunted and circulated through a plurality of groups of spiral pipes and enters an upper shell to be converged, finally, the filtered air is discharged through an air outlet pipe, and the filtered air is fully contacted, thereby can carry out the heat exchange, preheat the air after filtering to can reduce the influence to gas combustion, improve the practicality.

Drawings

Fig. 1 is an axial schematic view of the present invention;

FIG. 2 is a schematic view of a part of the structure of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 2;

FIG. 4 is a partial enlarged view of portion B of FIG. 2;

in the drawings, the reference numbers: 1. an air inlet barrel; 2. a filter vat; 3. a vent pipe; 4. a positioning ring; 5. positioning a rod; 6. rotating the handle; 7. a separation layer; 8. a motor; 9. a speed reducer; 10. a drive shaft; 11. a rotating shaft; 12. a first bevel gear; 13. a second bevel gear; 14. a fixing ring; 15. fixing the rod; 16. a rotating blade; 17. a spiral tube; 18. an air inlet pipe; 19. an air outlet pipe; 20. a blocking cover; 21. separating the net; 22. a mechanical seal; 23. a ball bearing; 24. an upper housing; 25. a lower housing; 26. a filter screen; 27. a cushion pad; 28. a support leg; 29. an anti-slip seat; 30. a protective shell; 31. a dust screen; 32. a protection plate; 33. a right-angle limiting frame.

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 air intake structure of a gas boiler of the present invention, when in use, can fill filter filler in a filter barrel 2, and fix the position of the filter barrel 2, support and fix the position of the filter barrel 2 through a positioning rod 5 and a positioning ring 4, power a motor 8 on and start, the power output by the motor 8 is reduced through a speed reducer 9 to make a transmission shaft 10 drive a first bevel gear 12 to rotate, because the first bevel gear 12 is engaged with a second bevel gear 13, a rotation shaft 11 is driven to rotate a plurality of groups of electric rotating blades 16 to drive air circulation, so that the outside air enters into an air intake barrel 1, firstly, the outside air is primarily filtered through a filter screen 26 to reduce the large impurities in the outside air entering into the air intake barrel 1, and then enters into the left half area in the air intake barrel 1 through a ventilation pipe 3 after being filtered by the filter filler in the filter barrel 2, therefore, impurities in the air can be conveniently filtered, hot air can be guided into the lower shell 25 through the air inlet pipe, the hot air is shunted and circulated through the multiple groups of spiral pipes 17 and enters the upper shell 24 to be converged, and is discharged through the air outlet pipe 19, the filtered air is fully contacted with the multiple groups of spiral pipes 17 so as to carry out heat exchange, and the filtered air is preheated, so that the influence on gas combustion can be reduced, the practicability is improved, the heated air is circulated and enters the gas filtration to assist the gas combustion, the motor 8 and the speed reducer 9 can be protected by the protective shell 30, the damage to the motor 8 and the speed reducer 9 is reduced, heat generated in the working process can be dissipated through the multiple groups of heat dissipation holes, and the influence on the motor 8 and the speed reducer 9 caused by external impurities can be reduced through the dustproof net 31, can hand rotatory handle 6, rotate filter vat 2, conveniently dismantle and change filter vat 2, and can reduce the wearing and tearing between filter vat 2 and the 4 inner walls of holding ring through blotter 27, can conveniently support the position of air inlet bucket 1 through two sets of landing legs 28, and can strengthen the frictional force between two sets of landing legs 28 and the contact surface through two sets of non-slip seat 29, improve holistic stability, reduce holistic displacement, can play certain guard action to multiunit spiral pipe 17 through two sets of protection shields 32, and can prescribe a limit to the position of two sets of protection shields 32 through multiunit right angle spacing frame 33.

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.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

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 (8)

1. An air inlet structure of a gas boiler is characterized by comprising an air inlet barrel (1), a filter barrel (2), a ventilating pipe (3), a positioning ring (4), a plurality of groups of positioning rods (5), a rotating handle (6), a separating layer (7), a motor (8), a speed reducer (9), a transmission shaft (10), a rotating shaft (11), a first bevel gear (12), a second bevel gear (13), a fixing ring (14), two groups of fixing rods (15), a plurality of groups of rotating blades (16), a plurality of groups of spiral pipes (17), an air inlet pipe (18) and an air outlet pipe (19), wherein a processing cavity is arranged in the air inlet barrel (1), two ends of the air inlet barrel (1) are respectively communicated with an air inlet and an air outlet, the separating layer (7) is longitudinally arranged in the central area of the air inlet barrel (1), a fixing hole is arranged in the central area of the separating layer (7), and corresponding internal threads and external threads are, the two ends of the multi-group positioning rod (5) are respectively connected with the right half area of the inner wall of the air inlet barrel (1) and the positioning ring (4), the inner wall of the filtering barrel (2) is provided with a filtering cavity, a material changing port is arranged on the right side wall of the filtering barrel (2) and communicated with the filtering cavity, a blocking cover (20) is arranged at the material changing port, the rotary handle (6) is arranged on the blocking cover (20), the ventilation pipe (3) is communicated with the left side wall of the filtering barrel (2), the outer wall of the filtering barrel (2) is provided with multi-group air inlet holes, the filtering barrel (2) passes through the positioning ring (4), the ventilation pipe (3) is screwed to the fixed hole, the inner left side wall of the filtering barrel (2) is provided with a separation net (21), the motor (8) is arranged at the input end of the speed reducer (9), the speed reducer (9) is arranged at the top of the air inlet barrel (1), and the top end of the transmission shaft (10, and a mechanical sealing element (22) is arranged at the contact position of the transmission shaft (10) and the air inlet barrel (1), a first bevel gear (12) and a second bevel gear (13) are respectively arranged at the lower end of the transmission shaft (10) and the right end of the rotating shaft (11), two ends of two groups of fixed rods (15) are respectively connected with the fixed ring (14) and the inner wall of the air inlet barrel (1), the rotating shaft (11) penetrates through the fixed ring (14), a ball bearing (23) is arranged between the rotating shaft (11) and the inner wall of the fixed ring (14), the first bevel gear (12) is meshed with the second bevel gear (13), a plurality of groups of rotating blades (16) are respectively arranged on the rotating shaft (11), the left half area of the top and the bottom in the air inlet barrel (1) is respectively provided with an upper shell (24) and a lower shell (25), two ends of a plurality of groups of spiral pipes (17) are respectively communicated with the upper, the air inlet pipe (18) and the air outlet pipe (19) are respectively communicated with the left half area of the bottom and the top of the air inlet pipe.

2. The air intake structure of a gas boiler according to claim 1, further comprising a filter screen (26), wherein the filter screen (26) is installed at the air inlet, and a pick-and-place handle is provided on the filter screen (26).

3. A gas boiler air intake structure according to claim 2, characterized by further comprising a buffer pad (27), wherein the buffer pad (27) is mounted on the inner wall of the positioning ring (4), and the buffer pad (27) is in contact with the outer wall of the filter vat (2).

4. The air intake structure of a gas boiler according to claim 3, further comprising two sets of legs (28) and two sets of anti-slip seats (29), wherein two ends of the two sets of legs (28) are respectively connected with the bottom of the air intake barrel (1) and the two sets of anti-slip seats (29).

5. The air intake structure of the gas boiler as claimed in claim 4, further comprising a protective shell (30), wherein the protective shell (30) is installed on the top of the air intake barrel (1), and the motor (8) and the speed reducer (9) are both located in the protective shell (30).

6. The air intake structure of the gas boiler as claimed in claim 5, further comprising a dust screen (31), wherein multiple groups of heat dissipation holes are formed in the top of the protective shell (30), and the dust screen (31) is installed on the top of the protective shell (30).

7. The air intake structure of a gas boiler as claimed in claim 6, further comprising two sets of protection plates (32), wherein the two sets of protection plates (32) are installed in the left half region of the air intake barrel (1), the plurality of sets of spiral pipes (17) are located between the two sets of protection plates (32), and the two sets of protection plates (32) are respectively provided with a plurality of sets of through holes.

8. The air intake structure of a gas boiler as claimed in claim 7, further comprising a plurality of right angle position-limiting frames (33), wherein the right angle position-limiting frames (33) are all installed on the inner wall of the air intake barrel (1), and the right angle position-limiting frames (33) are respectively in contact with the two sets of protection plates (32).

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