CN218269587U

CN218269587U - Energy-conserving full premix low nitrogen condensation boiler

Info

Publication number: CN218269587U
Application number: CN202221922115.2U
Authority: CN
Inventors: 邓长新
Original assignee: Shenyang Dongnuan Thermal Technology Co ltd
Current assignee: Shenyang Dongnuan Thermal Technology Co ltd
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2023-01-10
Anticipated expiration: 2032-07-25

Abstract

The utility model discloses an energy-conserving full premix low nitrogen condensing boiler relates to low nitrogen boiler technical field, including delivery pipe and the wet return of casing and fixed connection at the casing lateral wall, the inside fixedly connected with flue, combustor and a plurality of heat transfer body of casing, the lateral wall fixedly connected with intake pipe of combustor, the bottom fixedly connected with fan of intake pipe, the lateral wall fixedly connected with tobacco pipe of flue, the top of casing is provided with the roof, the outside fixedly connected with curb plate of casing, the lateral wall fixedly connected with mounting panel of casing, sliding connection has protective assembly on the mounting panel, fixedly connected with locating component on the mounting panel. The utility model discloses it is rational in infrastructure, through mutually supporting of locating component and protective assembly, realize that low nitrogen condensation boiler carries out the function of quick dismantlement, let the inside spare part of casing expose to simplify its daily cleanness, maintenance step, make its holistic use more convenient.

Description

Energy-conserving full premix low nitrogen condensation boiler

Technical Field

The utility model relates to a low-nitrogen boiler technical field, in particular to energy-conserving full premix low-nitrogen condensing boiler.

Background

The low-nitrogen condensing boiler mainly comprises a burner shell, a program controller, a fan, a servo motor, a gas butterfly valve, a combustion head, an ionization electrode or an ultraviolet electric eye, a flame stabilizing disc, a gas valve group and other component assemblies, wherein during the use period of the low-nitrogen condensing boiler, combustible fuel and air can be fed into a hearth through the burner according to required concentration, speed, turbulence and mixing modes, and the fuel can be stably ignited and combusted in the hearth, so that the low-nitrogen condensing boiler integrally achieves the effects of absorbing sensible heat in flue gas and latent heat released by water vapor condensation and directly converting the latent heat into heat energy in the boiler.

The heat exchanger of the existing fully-premixed low-nitrogen condensing boiler consists of a plurality of heat exchange bodies, flame and smoke generated by combustion flow from gaps between adjacent heat exchange bodies, the sealing performance is poor, and part of heat can be dissipated to the outside from the contact of two sides of the gaps between the adjacent heat exchange bodies and a shell, so that the energy utilization rate is further improved.

For example, chinese patent publication No. CN215809332U discloses an energy-saving fully premixed low-nitrogen condensing boiler. The device comprises a shell, wherein a metal fiber burner and a heat exchanger are arranged in the shell, and a flue is arranged at the lower part of one side of the shell; one end of the metal fiber combustor is connected with a fan, a proportional valve is arranged in an air inlet of the fan, and an air inlet pipe is arranged on the proportional valve; the heat exchanger comprises a plurality of heat exchange bodies, and the upper part and the lower part of one side of each heat exchange body are both provided with water pipes and communicated with the water pipes; a channel which penetrates through the heat exchange body up and down is arranged in the heat exchange body, the channel is provided with a plurality of second spoilers, cavities are formed in the four walls of the heat exchange body, and a plurality of first spoilers are arranged in the cavities; the upper part and the lower part of one side of the heat exchanger are respectively provided with a water supply interface and a water return interface. The utility model discloses the heat utilization is more abundant to it is more energy-conserving.

Although the fully premixed low-nitrogen condensing boiler has the effect of energy conservation, when the fully premixed low-nitrogen condensing boiler is used for a long time, certain dust and impurities can be attached to the flue, the heat exchange body and the combustor inside the fully premixed low-nitrogen condensing boiler, and even certain blocking is caused, so that certain blocking is caused to the flowing of gas inside the fully premixed low-nitrogen condensing boiler, the integral use efficiency of the fully premixed low-nitrogen condensing boiler is reduced, and therefore the fully premixed low-nitrogen condensing boiler meets the requirements.

SUMMERY OF THE UTILITY MODEL

The utility model provides an aim at provides an energy-conserving full premix low nitrogen condensation boiler, through mutually supporting of locating component and protective component, the realization need not with the help of outside instrument, can carry out the function of quick dismantlement to low nitrogen condensation boiler, lets the inside spare part of casing expose to simplify its daily cleanness, maintenance step, it is more convenient to make its holistic use.

In order to achieve the above purpose, the present application provides the following technical solutions: an energy-saving fully-premixed low-nitrogen condensing boiler comprises a shell, a water supply pipe and a water return pipe, wherein the water supply pipe and the water return pipe are fixedly connected to the side wall of the shell, a flue, a burner and a plurality of heat exchange bodies are fixedly connected to the inside of the shell, the heat exchange bodies are located between the flue and the burner, the side wall of the burner is fixedly connected with an air inlet pipe, the bottom of the air inlet pipe is fixedly connected with a fan, the side wall of the flue is fixedly connected with a smoke pipe, the top of the shell is provided with a top plate, the outside of the shell is fixedly connected with a side plate, the bottom of the side plate and the bottom of the shell are arranged on the same plane, the top of the side plate and the top of the top plate are arranged on the same plane, the side wall of the shell is fixedly connected with an installation plate, the longitudinal section of the installation plate is L-shaped, the top of the installation plate is abutted against one side of the bottom of the top plate, a protection assembly is slidably connected onto the installation plate and is used for protecting the inside of the shell, a positioning assembly is fixedly connected onto the installation plate, and used for limiting the position of the protection assembly;

the protection component comprises a protection plate which is connected to the mounting plate in a sliding mode, the top of the protection plate is connected to one side of the bottom of the top plate in a sliding mode, a sliding groove is formed in the bottom of the protection plate, a sliding block is connected to the inside of the sliding groove in a sliding mode, the sliding block penetrates through the bottom of the protection plate, three base plates are fixedly connected to the outer wall of the protection plate, compression springs are fixedly connected to the side walls of the base plates, and one ends of the compression springs are abutted to the mounting plate.

Preferably, the outer wall of the shell is fixedly connected with two hinges, and the shell is rotatably connected with the top plate through the two hinges.

Preferably, the guide way has been seted up to top one side of roof, the inside sliding connection of guide way has the guide bar, the bottom of guide bar is inconsistent with top one side of guard plate, fixedly connected with adapter sleeve on the guide bar, adapter sleeve sliding connection is in the inside of guide way.

Preferably, both sides of the interior of the guide groove are fixedly connected with fixing baffle plates, and the fixing baffle plates are made of rubber.

Preferably, the water supply pipe and the water return pipe are fixedly sleeved with sealing rings, and the side walls of the sealing rings are abutted against the inner wall of the shell.

Preferably, locating component fixed connection is at the riser on the mounting panel, a plurality of constant head tank has all been seted up to one side of riser and curb plate, the constant head tank on the riser runs through the both sides of riser, one side sliding connection of riser has the locating piece, the locating piece passes through the both sides that the constant head tank runs through the riser, the locating piece passes through one side that the constant head tank runs through the curb plate.

To sum up, the utility model discloses a technological effect and advantage:

1. the utility model discloses rational in infrastructure, through being provided with protection component and locating component, can pull the locating piece, make it slide along the constant head tank and take out, the guard plate will lose fixed connection structure this moment, can remove under compression spring's promotion, when guard plate roll-off mounting panel, the slider will fall under the effect of its own gravity, because the top area of slider is greater than the bottom area of spout, so when slider lapse to certain distance, with slider and spout block, thereby make the bottom of slider will be located the coplanar with the bottom of casing, and contact with the outer wall of mounting panel, make can effectually fix the position of slider and guard plate, the casing will be open state this moment, thereby accomplish its dismantlement step, direct maintenance operation to the inside spare part of casing.

2. The utility model discloses in, through being provided with the baffle, during its use, the baffle can be effectual fixes the position of guide bar, avoid its possibility of removing during the use, and when the guard plate atress, its removal force can effectual transmission to the guide bar on, make the guide bar remove and transmit its power to the baffle on, when the atress of baffle will be greater than its self deformation power, can produce deformation under its power, thereby make the guide bar can effectually remove, the guide way can be injectd the removal orbit of guide bar this moment, make its holistic regulating step more stable.

Drawings

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

FIG. 1 is a schematic perspective view of a first view of an energy-saving fully-premixed low-nitrogen condensing boiler;

FIG. 2 is a schematic sectional view of an energy-saving fully-premixed low-nitrogen condensing boiler shell;

FIG. 3 is a schematic view of a three-dimensional connection structure of a protection assembly in an energy-saving fully-premixed low-nitrogen condensing boiler;

fig. 4 is a schematic view of a three-dimensional connection structure of a guide rod in an energy-saving fully-premixed low-nitrogen condensing boiler.

In the figure: 1. a housing; 2. a water supply pipe; 3. a water return pipe; 4. a flue; 5. a heat exchange body; 6. a burner; 7. an air inlet pipe; 8. a fan; 9. a smoke pipe; 10. a top plate; 11. a hinge; 12. a side plate; 13. mounting a plate; 14. a guard assembly; 141. a protection plate; 142. a chute; 143. a slider; 144. a base plate; 145. a compression spring; 15. a positioning assembly; 151. a vertical plate; 152. positioning a groove; 153. positioning blocks; 16. a guide groove; 17. a guide rod; 18. connecting sleeves; 19. fixing a baffle plate; 20. and (5) sealing rings.

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.

The embodiment is as follows: referring to fig. 1-4, an energy-saving fully-premixed low-nitrogen condensing boiler comprises a housing 1, a water supply pipe 2 and a water return pipe 3 fixedly connected to the side wall of the housing 1, wherein the water supply pipe 2 and the water return pipe 3 are both fixedly sleeved with a sealing ring 20, the side wall of the sealing ring 20 is in contact with the inner wall of the housing 1, the sealing ring 20 can effectively seal the gap between the two pipes, so that the pipes are kept stable during use, the possibility of leakage is avoided, and the overall use efficiency is improved, a flue 4, a burner 6 and a plurality of heat exchange bodies 5 are fixedly connected to the inside of the housing 1, the heat exchange bodies 5 are positioned between the flue 4 and the burner 6, an air inlet pipe 7 is fixedly connected to the side wall of the burner 6, a fan 8 is fixedly connected to the bottom of the air inlet pipe 7, a smoke pipe 9 is fixedly connected to the side wall of the flue 4, a top plate 10 is arranged at the top of the housing 1, and two hinges 11 are fixedly connected to the outer wall of the housing 1, the shell 1 is rotatably connected with the top plate 10 through the two hinges 11, the top plate 10 can be directly pulled to bear force during maintenance, at the moment, the top plate 10 rotates through the hinges 11 under the action of force, so that the self angle position of the shell is effectively changed, the top of the shell 1 is in an open state, the whole disassembly and maintenance of the shell is more convenient, the outer part of the shell 1 is fixedly connected with a side plate 12, the bottom of the side plate 12 and the bottom of the shell 1 are arranged on the same plane, the top of the side plate 12 and the top of the top plate 10 are arranged on the same plane, the side wall of the shell 1 is fixedly connected with a mounting plate 13, the longitudinal section of the mounting plate 13 is L-shaped, the top of the mounting plate 13 is abutted against one side of the bottom of the top plate 10, a protection component 14 is slidably connected on the mounting plate 13, and the protection component 14 is used for protecting the inner part of the shell 1, a positioning assembly 15 is fixedly connected to the mounting plate 13, and the positioning assembly 15 is used for defining the position of the protection assembly 14.

Can place casing 1 on ground before using, supply water through delivery pipe 2, can pass through microcomputer control system with combustible gas according to program control, make its effectual inside that gets into combustor 6 of combustor, mix by primary air and combustible gas, it is combustion-supporting through ignition burning and overgrate air, realize abundant burning, can fix the effectual position to protective assembly 14 through locating component 15 at its end of using, when making protective assembly 14 lose the atress, can effectually reduce its protection to casing 1, make its inside spare part expose, thereby can be directly to its clean maintenance, thereby simplify its holistic operating procedure, it is more convenient to make its holistic use.

Referring to fig. 1 and 3, the protection assembly 14 includes a protection plate 141 slidably connected to the mounting plate 13, a top of the protection plate 141 is slidably connected to one side of a bottom of the top plate 10, a sliding groove 142 is formed at the bottom of the protection plate 141, a sliding block 143 is slidably connected to an inside of the sliding groove 142, the sliding block 143 penetrates through the bottom of the protection plate 141, three backing plates 144 are fixedly connected to an outer wall of the protection plate 141, the backing plates 144 can effectively buffer a rebound force of the compression spring 145 to avoid a possibility of vibration during adjustment, the compression spring 145 is fixedly connected to side walls of the backing plates 144, when the protection assembly is used, the compression spring 145 is deformed and shortened by a force, so that potential energy is effectively stored, one end of the compression spring 145 is abutted against the mounting plate 13, a guide groove 16 is formed at one side of the top plate 10, and a guide rod 17 is slidably connected to an inside of the guide groove 16, the fixed baffles 19 are fixedly connected to both sides of the interior of the guide groove 16, the fixed baffles 19 are made of rubber, the position of the guide rod 17 can be effectively fixed by the baffles 19, the possibility that the fixed baffles move during use is avoided, meanwhile, when the guide rod 17 needs to move, the baffles 19 can deform under the action of force when the stress of the baffles 19 is larger than the deformation force of the baffles, so that the guide rod 17 can effectively move, the bottom of the guide rod 17 is in contact with one side of the top of the protection plate 141, the connecting sleeve 18 is fixedly connected to the guide rod 17, during use, the connecting sleeve 18 can effectively protect the guide rod 17, so that the friction force generated during moving and sliding of the guide rod 17 is reduced, the service life of the whole guide rod is prolonged, the connecting sleeve 18 is slidably connected to the interior of the guide groove 16, when the protection plate 141 is stressed, the moving force of the connecting sleeve 18 can be effectively transmitted to the guide rod 17, so that the guide bar 17 slides along the guide groove 16 under the action of the force, and the guide groove 16 can effectively limit the moving track of the guide bar 17.

When maintenance is needed, the compression spring 145 effectively pushes the protection plate 141 to move under the action of self reaction force, at the moment, the protection plate 141 slides out of the mounting plate 13 under the action of the self force, at the moment, the sliding block 143 is far away from the mounting plate 13 and falls under the action of the self gravity, and as the area of the top of the sliding block 143 is larger than that of the bottom of the sliding groove 142, the sliding block 142 is clamped with the sliding groove 142 when sliding downwards to a certain distance, so that the position of the sliding block 142 is fixed, at the moment, the bottom of the sliding block 142 is positioned on the same plane with the bottom of the shell 1, the outer wall of the mounting plate 13 is also in contact with the outer wall of the sliding block 142, so that the position of the sliding block 142 is kept stable, the position of the protection plate 141 is fixed, at the moment, the dismounting step can be completed, and maintenance operation can be directly performed on the parts inside the shell 1.

Locating component 15 fixed connection is the riser 151 on mounting panel 13, a plurality of constant head tank 152 has all been seted up to one side of riser 151 and curb plate 12, constant head tank 152 on the riser 151 runs through the both sides of riser 151, one side sliding connection of riser 151 has locating piece 153, locating piece 153 runs through the both sides of riser 151 through constant head tank 152, locating piece 153 runs through one side of curb plate 12 through constant head tank 152, locating piece 153's fixed when using, can effectually carry out the separation with guard plate 141's removal orbit, thereby make its position can fix, let guard plate 141 remain stable, thereby avoid taking place to remove or the skew possibility during the use.

This practical theory of operation:

before using, can place casing 1 on ground, supply water through delivery pipe 2, can pass through microcomputer control system with combustible gas according to program control, make its effectual inside that gets into combustor 6 of combustor, mix by primary air and combustible gas, through the combustion-supporting of ignition and overgrate air, realize abundant burning, can effectually use. After the long-term use of the shell, the positioning block 153 can be directly pulled to bear force, and the positioning block can slide along the positioning groove 152 under the action of force, so that the positioning block can be effectively pulled out, after the protection plate 141 is pulled out, the protection plate 141 loses a fixed connection structure, namely, the protection plate 141 can move under the pushing of the compression spring 145, so that the protection plate 141 slides out of the mounting plate 13, at the moment, the sliding block 143 is far away from the mounting plate 13, so that the sliding block falls under the action of self gravity, because the top area of the sliding block 143 is larger than the bottom area of the sliding groove 142, when the sliding block 142 slides downwards to a certain distance, the sliding block 142 is clamped with the sliding groove 142, so that the position of the sliding block 142 is fixed, at the moment, the bottom of the sliding block 142 is positioned on the same plane with the bottom of the shell 1, the outer wall of the mounting plate 13 is also contacted with the outer wall of the sliding block 142, so that the position of the sliding block 142 is kept stable, so that the position of the protection plate 141 is fixed, at the moment, the dismounting step can be completed, and the parts in the shell 1 can be directly maintained.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides an energy-conserving full premix low nitrogen condensing boiler, includes casing (1) and fixed connection delivery pipe (2) and wet return (3) at casing (1) lateral wall, the inside fixedly connected with flue (4), combustor (6) and a plurality of heat transfer body (5) of casing (1), heat transfer body (5) are located between flue (4) and combustor (6) position, the lateral wall fixedly connected with intake pipe (7) of combustor (6), the bottom fixedly connected with fan (8) of intake pipe (7), the lateral wall fixedly connected with tobacco pipe (9) of flue (4), its characterized in that: the top of the shell (1) is provided with a top plate (10), the outside of the shell (1) is fixedly connected with side plates (12), the bottom of each side plate (12) and the bottom of the shell (1) are arranged on the same plane, the top of each side plate (12) and the top of each top plate (10) are arranged on the same plane, the side wall of the shell (1) is fixedly connected with a mounting plate (13), the longitudinal section of each mounting plate (13) is L-shaped, the top of each mounting plate (13) and one side of the bottom of each top plate (10) are in contact, each mounting plate (13) is slidably connected with a protection assembly (14), each protection assembly (14) is used for protecting the inner part of the shell (1), each mounting plate (13) is fixedly connected with a positioning assembly (15), and each positioning assembly (15) is used for limiting the position of each protection assembly (14);

protection component (14) include guard plate (141) of sliding connection on mounting panel (13), the top sliding connection of guard plate (141) is in bottom one side of roof (10), spout (142) have been seted up to the bottom of guard plate (141), the inside sliding connection of spout (142) has slider (143), the bottom of guard plate (141) is run through in slider (143), the three backing plate (144) of outer wall fixedly connected with of guard plate (141), the lateral wall fixedly connected with compression spring (145) of backing plate (144), the one end and mounting panel (13) of compression spring (145) are inconsistent.

2. The energy-saving fully-premixed low-nitrogen condensing boiler as claimed in claim 1, wherein: the outer wall fixedly connected with two hinges (11) of casing (1), casing (1) rotates through two hinges (11) and roof (10) to be connected.

3. The energy-saving fully-premixed low-nitrogen condensing boiler according to claim 1, characterized in that: guide way (16) have been seted up to top one side of roof (10), the inside sliding connection of guide way (16) has guide bar (17), the bottom of guide bar (17) and the top one side of guard plate (141) are inconsistent, fixedly connected with adapter sleeve (18) on guide bar (17), adapter sleeve (18) sliding connection is in the inside of guide way (16).

4. The energy-saving fully-premixed low-nitrogen condensing boiler according to claim 3, characterized in that: the inner two sides of the guide groove (16) are fixedly connected with fixing baffle plates (19), and the fixing baffle plates (19) are made of rubber.

5. The energy-saving fully-premixed low-nitrogen condensing boiler according to claim 1, characterized in that: all fixed the cup jointing sealing washer (20) on delivery pipe (2) and wet return (3), the lateral wall of sealing washer (20) and the inner wall of casing (1) are inconsistent.

6. The energy-saving fully-premixed low-nitrogen condensing boiler as claimed in claim 1, wherein: locating component (15) fixed connection is riser (151) on mounting panel (13), a plurality of constant head tank (152) have all been seted up to one side of riser (151) and curb plate (12), constant head tank (152) on riser (151) run through the both sides of riser (151), one side sliding connection of riser (151) has locating piece (153), locating piece (153) run through the both sides of riser (151) through constant head tank (152), locating piece (153) run through one side of curb plate (12) through constant head tank (152).