CN212691813U - Variable-pitch flue joint and wall-mounted furnace - Google Patents

Abstract

The utility model provides a variable pitch flue connects, including the casing, be equipped with the discharge flue of slope in the casing, relative both sides surface has seted up into mouth and outlet flue on the casing respectively, and inlet flue and outlet flue are linked together with discharge flue's both ends respectively, and the axis of inlet flue and the axis of outlet flue are parallel to each other and have the interval. The utility model provides a center and hanging fire grate smoke vent department center of wall trompil that exists among the prior art have solved and have produced the tobacco pipe that the pitch-row leads to and can't go out wall or tobacco pipe torsion installation problem.

Description

Variable-pitch flue joint and wall-mounted furnace

Technical Field

The utility model relates to a hanging stove technical field especially relates to variable pitch flue connects and hanging stove.

Background

The connection of the flue of the wall-mounted furnace belongs to hard connection, the flue is positioned at a wall opening b1 shown in fig. 1 and is generally opened before the wall-mounted furnace is installed, a in fig. 1 is the wall-mounted furnace, the smoke outlet of the wall-mounted furnace a is a circular smoke outlet a1 shown in fig. 1, the size from the smoke outlet a1 to the side surface of the wall-mounted furnace is fixed, and once the hole distance delta is generated between the center of the wall opening b1 and the center of the smoke outlet a1 of the wall-mounted furnace a, the problem that the smoke tube cannot be installed by wall or torsion of the smoke tube occurs. In the prior art, in order to solve the above problems, a combination of a straight pipe and an elbow pipe is additionally arranged between the wall-mounted furnace smoke exhaust opening a1 and the wall opening b1 or the elbow pipe is independently arranged, and when the hole pitch range of the scheme for arranging the pipes is larger than 60mm and is smaller than the size, the pipes are usually connected by aluminum foil elbows. However, the increased pipeline occupies a certain space, and when the aluminum foil elbow is adopted, the corrosion resistance and the ageing resistance of the aluminum foil material are poor, so that the aluminum foil elbow is easy to damage after one or two years, and therefore the use of the wall-mounted furnace is influenced, and the safety problem can be caused.

SUMMERY OF THE UTILITY MODEL

To the not enough that exists among the prior art, the utility model provides a pitch-variable flue connects and hanging stove, and it has solved the central of the wall trompil that exists among the prior art and hanging fire grate smoke vent department center and has produced the tobacco pipe that the pitch-variable leads to and can't go out wall or tobacco pipe torsion installation problem.

According to the utility model discloses a variable pitch flue connects, including the casing, be equipped with the exhaust passage of slope in the casing, relative both sides surface has seted up into mouth and outlet flue on the casing respectively, and inlet flue and outlet flue are linked together with exhaust passage's both ends respectively, and the axis of inlet flue and the axis of outlet flue are parallel to each other and have the interval.

On the other hand, according to the utility model discloses the embodiment still provides hanging stove, including the furnace body, furnace body one side is equipped with the exhaust port, still includes variable pitch flue joint, advance the smoke mouth with the exhaust port links to each other.

The technical principle of the utility model is that: during the use earlier measure hanging stove smoke outlet center and the interval between the wall trompil center, then with the variable pitch flue connect advance the smoke outlet center with the exhaust port center coincidence of hanging stove, then the variable pitch flue connects whole around advancing the rotation of smoke outlet the central axis, when the center that the variable pitch flue connects the outlet flue matches with wall trompil center, will become the variable pitch flue and connect advance the smoke outlet and hang the stove smoke outlet rigid coupling with the variable pitch flue this moment, can avoid the problem that the tobacco pipe that hanging stove smoke outlet is connected can not go out wall or tobacco pipe torsion installation.

Compared with the prior art, the utility model discloses following beneficial effect has: connect the pitch-variable flue through the exhaust port at hanging stove and connect, and the inlet flue at the exhaust passage both ends that the pitch-variable flue connects is parallel to each other and has the interval with outlet flue axis, can make the pitch-variable flue connect the axial rotation that can wholly advance the inlet flue relatively, thereby make the outlet flue that the pitch-variable flue connects can with wall trompil center looks adaptation, can connect directly to be linked together with the wall trompil through the pitch-variable flue this moment, need not establish return bend or aluminium foil elbow in addition and carry out hanging stove and wall trompil's connection, the technical problem of the tobacco pipe torsion installation of wall or tobacco pipe has not been gone out to the while effectively solved.

Preferably, the smoke inlet and the smoke outlet are circular openings respectively, and the distance between the central axes of the smoke inlet and the smoke outlet is less than or equal to 100 mm.

Preferably, the smoke inlet and the smoke outlet are fixedly connected with a smoke inlet joint and a smoke outlet joint which extend out of the shell and are cylindrical respectively.

Preferably, a plurality of reducing pipes coaxial with the smoke outlet joint are arranged in the smoke outlet joint, the radial size of each reducing pipe is gradually reduced and the reducing pipes are sequentially sleeved, each reducing pipe is connected with the reducing pipe sleeved outside the reducing pipe in an axial sliding mode, the outer surface of each reducing pipe is connected with the inner surface of the reducing pipe outside the reducing pipe in a sealing mode, the outer surface of the reducing pipe with the largest radial size is connected with the inner surface of the smoke outlet joint in a sealing mode, and the reducing pipe is connected with the smoke outlet joint in an axial sliding mode.

Preferably, the outer surface of one end of each reducer pipe facing the smoke outlet is fixedly provided with an annular sealing ring coaxial with the smoke outlet joint, and the outer surface of each annular sealing ring is connected with the inner surface of the reducer pipe sleeved outside the reducer pipe where the annular sealing ring is located in a sealing manner.

Preferably, the outer surface of one end of each reducer pipe, which is far away from the smoke outlet, is provided with an annular elastic retainer ring which is coaxial with each reducer pipe, the maximum radial dimension of each elastic retainer ring is gradually reduced, and the maximum radial dimension of the elastic retainer ring with the maximum radial dimension is smaller than that of the smoke outlet.

Drawings

Fig. 1 is a schematic structural view of the flue outlet and the wall opening of the wall hanging stove in the background art of the present invention.

Fig. 2 is a schematic view of an overall structure of the first embodiment of the present invention.

Fig. 3 is a schematic diagram of an internal structure of the first embodiment of the present invention.

Fig. 4 is a schematic view of an installation range of the first embodiment of the present invention.

Fig. 5 is a schematic partial structure diagram of a second embodiment of the present invention.

In the above drawings: a. a wall-mounted furnace; a1, smoke outlet; b1, opening a wall surface; c. the installation range; 1. a housing; 2. a smoke evacuation channel; 3. a smoke inlet joint; 4. a smoke outlet joint; 5. a first reducer pipe; 6. a second reducer pipe; 7. a circlip; 8. And (5) sealing rings.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.

As shown in fig. 2-4, the embodiment of the utility model provides a variable pitch flue of hanging stove a connects, including casing 1, be equipped with the exhaust passage 2 of slope in the casing 1, casing 1 is last relative both sides surface has seted up into mouth and outlet flue respectively, and the mouth and the outlet flue are linked together with the both ends of exhaust passage 2 respectively, and the axis of the mouth that advances and the axis of outlet flue are parallel to each other and have the interval. The central axis of the smoke inlet and the central axis of the smoke outlet are arranged to be parallel to each other and have a distance, so that the whole variable pitch flue joint can rotate around the central axis of the smoke inlet, the center of the smoke outlet is adjusted to be matched with the center of a wall surface opening b1, the mounting range of the smoke outlet is shown in figure 4 after the whole variable pitch flue joint rotates, when the distance is generated between the center of the wall surface opening b1 and the center of a smoke outlet a1 of the wall-mounted furnace, the variable pitch flue joint can be rotated, so that the smoke outlet rotates clockwise or anticlockwise around the central axis of the smoke inlet along the circular mounting range c, when the smoke outlet rotates to the center of the wall surface opening b1, the smoke outlet is connected with the wall surface opening b1, smoke discharged from the wall-mounted furnace a can be discharged through the variable pitch flue joint and the wall surface opening b1, and the smoke outlet 1 of the wall-mounted furnace a can be communicated with the wall surface opening 1 without additionally arranging an elbow pipe or an aluminum foil elbow, effectively solves the problem that the smoke tube can not be installed on the wall or the torsion of the smoke tube.

Further, the smoke inlet and the smoke outlet are respectively circular openings, and the distance between the central axes of the smoke inlet and the smoke outlet is less than or equal to 100 mm. The smoke inlet and the smoke outlet are arranged to be round openings and can be effectively matched with wall-mounted furnaces a of various models, the distance between the central axes is set to be less than or equal to 100mm, and the smoke outlet can be matched with the application that the hole distance between the center of the wall-surface hole b1 and the center of the smoke outlet a1 of the wall-mounted furnace a is within the range of +/-100 mm.

Further, advance the mouth and go out the mouth rigid coupling respectively and all be cylindric advancing cigarette and connect 3 and go out cigarette joint 4 to stretching out outside the casing 1, advance cigarette and connect 3 and go out cigarette joint 4 and can make the pitch flue of change connect more conveniently with hanging stove a and wall trompil b 1's connection, need not purchase the coupling in addition and connect.

As shown in fig. 5, according to the utility model discloses another embodiment, pitch-variable flue connects be equipped with rather than coaxial a plurality of reducing pipes in the play cigarette connects 4, the radial dimension of each reducing pipe reduces gradually and cup joints in proper order, and each reducing pipe can be followed its endwise slip by its reducer pipe of cup jointing outward relatively, and the surface of each reducing pipe is connected with the internal surface sealing of its reducer pipe respectively, and the largest reducing pipe surface of radial dimension connects 4 internal surface sealing with going out the cigarette and this reducer pipe can go out cigarette connects 4 relatively and follow its endwise slip. In this embodiment, taking the two sections of reducer pipes as an example, as shown in fig. 5, by arranging the first reducer pipe 5 and the second reducer pipe 6 in the smoke outlet joint 4, the smoke outlet joint can be used for connecting smoke pipes of three sizes, that is, the outer surface of the smoke outlet joint 4 can be used for connecting smoke pipes of a larger size, the first reducer pipe 5 can be used for connecting smoke pipes of a medium size after being pulled out from the smoke outlet joint 4, and the second reducer pipe 6 can be used for connecting smoke pipes of a smaller size when being pulled out from the first reducer pipe 5, so that the application range is expanded, and meanwhile, because the outer surface of the second reducer pipe 6 is hermetically connected with the inner surface of the first reducer pipe 5 sleeved outside the second reducer pipe, the outer surface of the first reducer pipe 5 is hermetically connected with the inner surface of the smoke outlet joint 4 outside the first reducer pipe 5, smoke can be effectively prevented from leaking from the joints of the reducer pipes. The utility model provides a reducing pipe that sets up in the play cigarette connects 4 can set up the multisection as required, and multisection reducing pipe successive layer cup joints to be applicable to the tobacco pipe of connecting multiple different radial dimension, the festival number is not limited to two sections in this embodiment.

Furthermore, the first reducing pipe 5 and the second reducing pipe 6 are fixedly provided with an annular sealing ring 8 which is coaxial with the smoke outlet joint 4 towards the outer surface of one end of the smoke outlet, and the outer surface of the sealing ring 8 is connected with the inner surface of the reducing pipe sleeved outside the reducing pipe where the sealing ring is arranged in a sealing manner. The annular sealing ring 8 is used for sealing connection of the surfaces of the inner-layer reducer pipe and the outer-layer reducer pipe, and smoke leakage is prevented.

Furthermore, the first reducer pipe 5 and the second reducer pipe 6 are fixedly provided with annular elastic check rings 7 which are coaxial with the reducer pipes at one end departing from the smoke outlet joint 4, the maximum radial dimension of each elastic check ring 7 is gradually reduced, and the maximum radial dimension of the elastic check ring 7 with the maximum radial dimension is smaller than that of the smoke outlet joint 4. The elastic retainer ring 7 can be used for preventing the first reducer pipe 5 and the second reducer pipe 6 from integrally sliding into the smoke outlet joint 4 and the first reducer pipe 5, the elastic retainer ring 7 at the end part of the first reducer pipe 5 can also be matched with the sealing ring 8 fixedly arranged on the outer surface of one end of the smoke outlet of the second reducer pipe 6 in the elastic retainer ring, so that the second reducer pipe 6 is prevented from integrally separating from one end of the first reducer pipe 5 deviating from the smoke outlet, namely the elastic retainer ring is used for limiting the sliding range of each reducer pipe along the axial direction of the reducer pipe.

As shown in fig. 5, specifically, first reducing pipe 5 and second reducing pipe 6 orientation the surface of the one end of outlet flue is equipped with round annular groove, and sealing washer 8 cup joints and blocks in this annular groove to realize the rigid coupling of sealing washer 8 and reducing pipe, preferably, the radial cross-section of annular groove is rectangle or trapezoidal, and the bottom size that is close to the annular groove in the reducing pipe when being trapezoidal is greater than the size of the annular groove of reducing pipe surface, and when the annular groove was trapezoidal, its relative reducing pipe internal surface's slip is more stable, can also prevent that sealing washer 8 from following the interior roll-off of trapezoidal annular groove. The end face, deviating from the smoke outlet, of each of the first reducing pipe 5 and the second reducing pipe 6 is provided with an annular clamping table extending outwards along the radial direction of the end face, the outer diameter of each elastic check ring 7 outside each reducing pipe is larger than the maximum radial dimension of the clamping table at the end of the reducing pipe, the size of each elastic check ring 7 on the first reducing pipe 5 is smaller than the maximum radial dimension of the smoke outlet joint 4, and the size of each elastic check ring 7 on the second reducing pipe 6 is smaller than the maximum radial dimension of each elastic check ring 7 outside the first reducing pipe 5. The outer surfaces of the first reducing pipe 5 and the second reducing pipe 6 in each clamping platform are sleeved with the elastic check rings 7 respectively, one end face of the elastic check ring 7 connected outside the first reducing pipe 5, which deviates from the smoke outlet, is attached to one end face of the clamping platform, which faces the smoke outlet, of the end part of the first reducing pipe 5, when the first reducing pipe 5 slides into the smoke outlet joint 4, the end face, which faces one end of the smoke outlet, of the elastic check ring 7 on the first reducing pipe 7 is attached to the outer end face of the smoke outlet joint 4, when the second reducing pipe 6 is integrally located in the first reducing pipe 5, the end face, which faces one end of the smoke outlet, of the elastic check ring 7 on the second reducing pipe 6 is attached to the end face, which faces one end of the smoke outlet, of the elastic check ring 7 on the first reducing pipe 5, namely, the clamping platform is used for limiting the elastic check ring 7 from sliding out of the smoke outlet joint 4 or the end part of. In this embodiment, the sizes of the circlips 7 sleeved outside the first reducer pipe 5 and the second reducer pipe 6 are different, and the thickness of the circlip 7 sleeved outside the first reducer pipe 5 is obviously greater than that of the circlip 7 sleeved outside the second reducer pipe 6 in the radial direction, mainly because the sizes of the sealing rings 8 outside the first reducer pipe 5 and the second reducer pipe 6 are the same, so that the second reducer pipe 6 slides out of the first reducer pipe 5 without coming off, the circlip 7 outside the first reducer pipe 5 is selected to be a larger size, and the next-stage reducer pipe is not sleeved in the second reducer pipe 6, the circlip 7 outside the second reducer pipe can be selected to be a smaller size.

On the other hand, the embodiment of the utility model provides a hanging stove a is still provided, including the furnace body, furnace body one side is equipped with exhaust port a1, still includes the variable pitch flue connect, advance the smoke port with exhaust port a1 links to each other. The structure of the wall-mounted furnace a is the existing wall-mounted furnace a with the smoke outlet a1, and the specific structure is not within the protection scope of the application, so the detailed structure is not repeated herein.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims (7)

1. Pitch-row-variable flue joint, its characterized in that: the smoke exhaust device comprises a shell, wherein an inclined smoke exhaust channel is arranged in the shell, a smoke inlet and a smoke outlet are respectively formed in the surfaces of two opposite sides of the shell, the smoke inlet and the smoke outlet are respectively communicated with two ends of the smoke exhaust channel, and the central axis of the smoke inlet and the central axis of the smoke outlet are parallel to each other and have intervals.

2. The variable pitch flue joint of claim 1, wherein: the cigarette inlet and the cigarette outlet are respectively circular openings, and the distance between the central axes of the cigarette inlet and the cigarette outlet is less than or equal to 100 mm.

3. The variable pitch flue joint of claim 1 or 2, wherein: the smoke inlet and the smoke outlet are respectively fixedly connected with a smoke inlet joint and a smoke outlet joint which extend out of the shell and are cylindrical.

4. The variable pitch flue joint of claim 3, wherein: the smoke outlet joint is internally provided with a plurality of reducer pipes which are coaxial with the smoke outlet joint, the radial size of each reducer pipe is gradually reduced and the reducer pipes are sequentially sleeved, each reducer pipe is connected with the reducer pipe sleeved outside the reducer pipe in an axial sliding manner, the outer surface of each reducer pipe is respectively connected with the inner surface of the reducer pipe outside the reducer pipe in a sealing manner, the outer surface of the reducer pipe with the largest radial size is connected with the inner surface of the smoke outlet joint in a sealing manner, and the reducer pipe is connected with the smoke outlet joint in an axial sliding manner.

5. The variable pitch flue joint of claim 4, wherein: the outer surface of one end of each reducer pipe, which faces the smoke outlet, is fixedly provided with an annular sealing ring which is coaxial with the smoke outlet joint, and the outer surface of each annular sealing ring is hermetically connected with the inner surface of the reducer pipe sleeved outside the reducer pipe where the annular sealing ring is located.

6. The variable pitch flue joint of claim 5, wherein: each reducing pipe deviates from the solid surface of one end of outlet flue is equipped with and is annular and with the coaxial circlip of each reducing pipe, and the biggest radial dimension of each circlip is degressive step by step, and the biggest radial dimension of the biggest circlip of radial dimension is less than the biggest radial dimension of outlet flue.

7. Hanging stove, including the furnace body, furnace body one side is equipped with exhaust port, its characterized in that: the variable pitch flue joint of claim 1 or 2, wherein the flue inlet is connected to the flue outlet.

Images