CN212746804U - Pipeline type fresh air self-heat exchange system - Google Patents

Abstract

A pipeline type fresh air self-heat-exchange system comprises a fresh air ventilator (10), an exhaust pipe (1) and an air inlet pipe (2), wherein the exhaust pipe (1) is communicated with a front exhaust port (10-1) of the fresh air ventilator (10), the air inlet pipe (2) is communicated with a front exhaust port (10-2) of the fresh air ventilator (10), and a heating belt (2-1) is wound outside the air inlet pipe (2). The utility model discloses a product is a pipeline formula new trend from heat transfer system, and is nimble convenient, energy-conserving, and because the utility model discloses product system simple structure is applicable to the family and uses.

Description

Pipeline type fresh air self-heat exchange system

Technical Field

The utility model relates to a pipeline formula new trend is from heat transfer system, especially can replace fresh air and keep indoor temperature.

Background

With the improvement of living standard, people have higher requirements on air quality, and the closing of doors and windows can save energy consumption but is not good for human health. Currently, to address this situation, various products for replacing fresh air are manufactured. Through the research technical development and engineering practice, the pipeline type fresh air self-heat exchange system is a novel energy-saving heat preservation system with good comprehensive performance, and research tests and application prove that the pipeline type fresh air self-heat exchange system is good in heat preservation performance, reasonable in bearing and low in cost, and can purify the pollution of indoor environment and save energy. Along with the development of environmental protection and energy conservation, the production process of the pipeline type fresh air self-heat exchange system is simple and mature, the whole production process is pollution-free, the performance of reducing energy consumption is stronger, abundant changes are provided, and a brand new fresh air ventilation and heat preservation style is formed.

The present pipeline type fresh air self-heat-exchange system is a fresh air ventilator (with heat exchange function) through a central part, and then the two ends are respectively connected with an air inlet pipe and an exhaust pipe, and the pipeline type fresh air system has the following disadvantages:

1. the fresh air system needs to compensate the temperature in the process of inputting outdoor air into the room, particularly in winter, if the compensation is insufficient, the indoor temperature is reduced, the existing central fresh air ventilator has a self-heat exchange function, but for northern areas, particularly northeast areas, in winter, the temperature compensation is slightly insufficient sometimes, so that the indoor heating is influenced to a greater or lesser extent, and the use feeling is influenced;

2. present pipeline formula new trend system, generally all be the construction before the fitment furred ceiling, then with the pipeline pre-buried in the furred ceiling, will with the fixed integration on the furred ceiling of the hole of airing exhaust and the fresh air inlet of indoor intercommunication, the fixed air exit rigidity of the indoor foul air of discharge does not influence the body and feels, but with the indoor air intake of fresh air introduction fixed, will keep a fixed direction that blows downwards or blow downwards to one side, so can bring following drawback:

2.1, the air is blown downwards all the time, the angle cannot be adjusted, people below the air inlet feel uncomfortable, if the situation is avoided, the design needs to be carefully carried out before decoration and pipe distribution, and people often leave the positions as far as possible, so that the design process is very laborious, common people can walk freely in a home, the movement area of the people cannot be avoided completely, the operation is not practical, and the ventilation effect can be influenced if the air is limited to a certain angle in order to leave the people;

2.2, the air intake position is fixed, can lead to air intake surrounding air quality to promote very fast, and other positions are relatively slow, in the long run, are unfavorable for the efficiency of taking a breath.

In conclusion, a new pipeline type fresh air self-heat exchange system capable of solving the above problems is needed.

SUMMERY OF THE UTILITY MODEL

Utility model purpose:

the utility model provides a pipeline formula new trend is from heat transfer system, the problem that exists in the past is solved to its purpose.

The technical scheme is as follows:

a pipeline type fresh air self-heat-exchange system comprises a fresh air ventilator, an exhaust pipe and an air inlet pipe, wherein the exhaust pipe is communicated with a front exhaust port of the fresh air ventilator, the air inlet pipe is communicated with a front air inlet of the fresh air ventilator, and a heating belt is wound outside the air inlet pipe.

The system also comprises a sleeve part which can extend out of the outdoor space, the sleeve part is connected with an exhaust pipe and is connected with a front exhaust port of the fresh air ventilator through the exhaust pipe, and an air inlet pipe connected with the front exhaust port penetrates through the sleeve part and then is connected with the outdoor space.

The two ends of the sleeve part are respectively provided with an opening A for the air inlet pipe to pass through, the side wall of the sleeve part is provided with a branch pipe, and the branch pipe is connected with the exhaust pipe and is connected with a front exhaust port of the fresh air ventilator through the exhaust pipe; the air inlet pipe penetrates through the sleeve part from openings A at two ends of the sleeve part and then is connected to a front air inlet of the fresh air ventilator.

An inner pipe for the air inlet pipe to pass through is arranged in the sleeve part, and two ends of the inner pipe are communicated with openings A at two ends of the exhaust pipe.

A rear air outlet of the fresh air ventilator is communicated with an indoor air outlet in the communicating chamber, and a rear air inlet of the fresh air ventilator is communicated with an indoor air inlet vertical pipe in the communicating chamber;

the bottom of the air inlet vertical pipe is provided with a pipeline direction adjusting device, and the pipeline direction adjusting device comprises a movable sleeve, an L-shaped pipe and a fixed locking disc;

the movable sleeve and the fixed locking disk are both sleeved outside the air inlet vertical pipe, the fixed locking disk and the air inlet vertical pipe are fixed, and the movable sleeve is arranged above the fixed locking disk and can move up and down along the axial direction of the air inlet vertical pipe relative to the fixed locking disk; the movable sleeve can rotate by taking the vertical air inlet pipe as an axis;

the upper end of the L-shaped pipe is sleeved at the bottom of the air inlet vertical pipe and is connected with the movable sleeve, so that the L-shaped pipe can move up and down and rotate along with the movable sleeve.

Be provided with many radial bar grooves on the fixed locking dish, the bottom of removing the cover is provided with the spacing arch that can insert radial bar inslot.

A tension spring is arranged between the movable sleeve and the fixed locking disk;

an inner sleeve is arranged in the movable sleeve, the inner sleeve is sleeved outside the air inlet vertical pipe, the movable sleeve is sleeved outside the inner sleeve, the inner sleeve can move up and down along the axial direction of the air inlet vertical pipe relative to the fixed locking disc, and the movable sleeve can rotate relative to the inner sleeve;

the upper end of the tension spring is connected with the bottom of the inner sleeve, and the lower end of the tension spring is connected with the top of the fixed locking disc.

The inner wall of the inner sleeve is provided with a vertical key groove, and the outer wall of the air inlet vertical pipe is provided with a key which extends into the key groove and is matched with the key groove.

The vertical pipe and the transverse pipe of the L-shaped pipe are connected by a (metal) corrugated pipe.

The part of the sleeve part extending to the outside is provided with an external branch pipe, the external branch pipe is communicated with the branch pipe, and the axial direction of the external branch pipe is vertical to the axial direction of the sleeve part.

The advantages and effects are as follows:

the utility model adopts the form that the exhaust pipe is sleeved outside the air inlet pipe, namely the sleeve part, to solve the current punching problem, the utility model can realize the functions of air inlet and exhaust only by punching one hole, and one hole can be better operated when sealing the gap between the processing pipe and the wall;

the heating belt is wound outside the air inlet pipe, so that in winter in the north, if the heat compensation of the fresh air ventilator is insufficient, the heating belt can be started to carry out appropriate compensation, so as to reduce the problem of uncomfortable body feeling caused by insufficient temperature compensation; meanwhile, the sleeve part can also enable heat energy generated by the heating belt to be gathered, so that the effect of thermal compensation is further ensured, and in addition, the air passing through the gap B is hot air with indoor temperature extracted from the indoor space, so that the excessive loss of heat in the gap B can be avoided, and meanwhile, the fluidity of the sleeve part can also avoid other problems caused by the excessive heat in the gap B;

the utility model discloses a pipeline is transferred to the device and is got into indoor air intake of fresh air by the fixed form that original vertical downblowing has become horizontal multi-angle adjustable activity form, promptly, horizontal rotation angle can carry out 360 degrees rotations, has solved the fixed and angle problem of air intake among the prior art, that is to say can the orientation blow, for example: the air circulation device can be aligned to the position of the air circulation dead angle in a room, so that the flexibility is better;

the utility model discloses a product is a pipeline formula new trend from heat transfer system, and is nimble convenient, energy-conserving, and because the utility model discloses product system simple structure is applicable to the family and uses.

Drawings

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

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

FIG. 3 is a schematic structural diagram of a pipeline direction-adjusting device;

FIG. 4 is a top view of FIG. 3;

FIG. 5 is a schematic view of a portion of the components of the line director;

FIG. 6 is a top view of FIG. 5;

FIG. 7 is a schematic view showing a structure of one form of the exhaust duct (sleeve portion) fitted over the intake duct;

FIG. 8 is a schematic view showing a structure of one form of an exhaust duct (jacket portion);

FIG. 9 is a schematic view showing another configuration of an exhaust duct (jacket portion);

fig. 10 is a partially exploded view of the exhaust duct (casing portion).

Detailed Description

The utility model provides a pipeline formula new trend is from heat transfer system, includes fresh air ventilator 10, exhaust pipe 1 and air-supply line 2, and exhaust pipe 1 communicates with the front exhaust mouth 10-1 of fresh air ventilator 10, and air-supply line 2 communicates with the front air inlet mouth 10-2 of fresh air ventilator 10, its characterized in that: the air inlet pipe 2 is externally wound with a heating belt 2-1 (also called an electric tracing belt (brand jin control, astrakali, coda, etc.), a silicon rubber electric heating belt (brand new kyushu, etc.), an electric heating belt glass fiber electric heating belt (step ox brand, etc.)).

The system also comprises a sleeve part 111 which can extend out of the room, the sleeve part 111 is connected with the exhaust pipe 1 and is connected with a front exhaust port 10-1 of the fresh air ventilator 10 through the exhaust pipe 1, and an air inlet pipe 2 connected with the front exhaust port 10-2 penetrates through the sleeve part 111 and is connected with the room.

The two ends of the sleeve part 111 are respectively provided with an opening A for the air inlet pipe 2 to pass through, the side wall of the sleeve part 111 is provided with a branch pipe 1-2, the branch pipe 1-2 is connected with the exhaust pipe 1, and is connected with the front exhaust port 10-1 of the fresh air ventilator 10 through the exhaust pipe 1; the air inlet pipe 2 is connected to the front air inlet 10-2 of the fresh air ventilator 10 after passing through the double-end opening a of the double-pipe part 111 through the double-pipe part 111. The jacket part 111 serves to insulate the air inlet duct 2 in the jacket part 111 to improve the temperature compensation effect of the air inlet duct 2, because the heat generated by the heating zone 2-1 is collected around the air inlet duct 2 after the jacket is mounted on the air inlet duct 2, thereby preventing the heat from being diffused too fast and improving the heating efficiency.

An inner pipe 1-1 for the air inlet pipe 2 to pass through is arranged in the sleeve part 111, and two ends of the inner pipe 1-1 are communicated with openings A at two ends of the exhaust pipe 1. The inner tube 1-1 has the first function of ensuring that the air inlet tube 2 can more accurately pass through the opening a at one end and the opening at the other end when passing through (especially when the air inlet tube 2 is a hose, and when the air inlet tube 2 is a hose, a gap B for air outlet can be ensured between the air inlet tube 2 and the inner wall of the sleeve part 111), and on the other hand, the heat preservation effect can be further increased, so that heat is accumulated in the inner tube 1-1, and in addition, a heating belt can be wound on the outer wall of the inner tube 1-1.

A rear air outlet 10-3 of the fresh air ventilator 10 is communicated with an indoor air outlet in a communicating chamber, and a rear air inlet 10-4 of the fresh air ventilator 10 is communicated with an indoor air inlet vertical pipe 2-2 in the communicating chamber;

the bottom of the vertical air inlet pipe 2-2 is provided with a pipeline direction adjusting device, and the pipeline direction adjusting device comprises a movable sleeve 6, an L-shaped pipe 7 and a fixed locking disc 8;

the movable sleeve 6 and the fixed locking disk 8 are sleeved outside the air inlet vertical pipe 2-2, the fixed locking disk 8 is fixed with the air inlet vertical pipe 2-2, and the movable sleeve 6 is arranged above the fixed locking disk 8 and can move up and down along the axial direction of the air inlet vertical pipe 2-2 relative to the fixed locking disk 8 (the moving direction is shown by an arrow in fig. 2); the movable sleeve 6 can rotate by taking the vertical air inlet pipe 2-2 as an axis;

the upper end of the L-shaped pipe 7 is sleeved at the bottom of the air inlet vertical pipe 2-2 and is connected with the moving sleeve 6, so that the L-shaped pipe 7 can move up and down and rotate along with the moving sleeve 6.

The fixed locking disk 8 is provided with a plurality of radial strip-shaped grooves 8-1 (namely, the extension lines of the strip-shaped grooves pass through the circle center of the fixed locking disk), and the bottom of the movable sleeve 6 is provided with a limiting bulge 6-1 which can be inserted into the radial strip-shaped grooves 8-1.

A tension spring 9 is arranged between the movable sleeve 6 and the fixed locking disc 8;

an inner sleeve 6-6 is arranged in the movable sleeve 6, the inner sleeve 6-6 is sleeved outside the air inlet vertical pipe 2-2, the movable sleeve 6 is sleeved outside the inner sleeve 6-6, the inner sleeve 6-6 can move up and down along the axial direction of the air inlet vertical pipe 2-2 relative to the fixed locking plate 8, and the movable sleeve 6 can rotate relative to the inner sleeve 6-6;

the upper end of the tension spring 9 is connected with the bottom of the inner sleeves 6-6, and the lower end of the tension spring 9 is connected with the top of the fixed locking disk 8.

The inner wall of the inner sleeve 6-6 is provided with a vertical (namely axial) key groove 6-6-1, and the outer wall of the air inlet vertical pipe 2-2 is provided with a key 2-2-1 which extends into the key groove 6-6-1 and is matched with the key groove (so that the inner sleeve 6-6 can only move up and down relative to the air inlet vertical pipe 2-2 but cannot rotate under the matching of the key 2-2-1).

The vertical tube 7-1 and the horizontal tube 7-2 of the L-shaped tube 7 are connected by a (metal) corrugated tube (so that the rising and sinking angles of the horizontal tube 7-2 can be conveniently adjusted).

The air inlet pipe 2 is an aluminum foil pipe.

The part of the sleeve part 111 extending to the outside is provided with an external branch pipe 1-2-1, the external branch pipe 1-2-1 is communicated with the branch pipe 1-2, the axial direction of the external branch pipe 1-2-1 is vertical to the axial direction of the sleeve part 111 (mainly, the air inlet and the air outlet are separated as much as possible, as can be seen from fig. 2, the external branch pipe 1-2-1 is communicated with the gap B, that is, the gas exhausted by the branch pipe 1-2 can only be exhausted through the external branch pipe 1-2-1, and no other outlet is arranged).

The wires of the heating belt are led out from the pipe wall, and the pipe wall at the led-out position is sealed by sealant.

The exhaust pipe 1 is a PVC pipe, wherein the main component of the PVC pipe is polyvinyl chloride, and other components are added to enhance the heat resistance, toughness and ductility of the PVC pipe. The PVC pipe has better tensile strength and compressive strength, small fluid resistance, good excellent corrosion resistance and good water tightness.

The aluminum foil tube has the advantages of moisture resistance, air tightness, shading and abrasion resistance; the inner wall is smooth, the wind resistance is small, and the attenuation of the wind quantity is not obvious. Therefore, the utility model is more easily favored by people.

The heating belt has the characteristics of quick heating and high heat efficiency, and has good temperature resistance and reliable insulating property. When in use, the utility model can be directly wound on the surface of the heated part for heating, and is convenient, safe and reliable to use. The heating belt is suitable for heating and heat preservation of various industrial equipment and other containers, and has the characteristics of quick heating, high heat efficiency, long service life and the like.

An exhaust hole is formed in the PVC pipe 1 at 800-1200 m away from the ground, so that indoor air can enter the pipe more quickly, and fresh air ventilation is performed.

The fresh air ventilator 10 is hung on an indoor wall, and the height H of the transverse pipe 1-2 can be 800-1200 m from the ground.

The utility model discloses during the use, to the construction environment, select the different combination forms of bushing portion 111, as shown in fig. 10, that is to say, bushing portion 111 can be selected by the three kinds of pipes of segmentation in this figure and make up, but no matter how select, the structure of the section of pipe of the bottom in the figure must be selected because this structure is the indispensable connecting piece of being connected with fresh air ventilator 10, for example: the form of the pipe shown in fig. 2 needs to be combined, three sections of pipes in fig. 10 are all selected, when the three sections of pipes are connected, adhesive glue is firstly coated at the interface (only one of the existing glue is selected), then pipe openings are aligned and compacted, and a fixing adhesive tape is wound at the joint of the pipes until the pipes are completely fixed; if the uppermost 90 degree bend of figure 10 is not required, the lower two sections of pipe of figure 10 need only be joined as described above.

Taking the sleeve part 111 shown in fig. 2 as an example, after the sleeve part 111 is assembled, the air inlet pipe 2 introduced into a room is inserted through the sleeve part 111 from the upper opening a and the lower opening a, then the gap between the opening a of the sleeve part 111 and the air inlet pipe 2 is sealed by a sealant (the sealant can be silicone adhesive, also called silicone sealant, commonly called glass adhesive), then the fresh air ventilator 10 is hung on a wall (or hung on a ceiling in any optional form, if the fresh air ventilator is hung on the wall in a kitchen, then the fresh air ventilator 10 is covered in the cabinet when the cabinet is made, thus the use and the appearance are not affected, when maintenance and replacement are needed, the cabinet door is opened, and if the fresh air ventilator is hung on the ceiling, the cabinet is directly sealed in a suspended ceiling, and then an access hole is left), then the transverse pipes 1-2 on the side wall of the sleeve part 111 are communicated with the front exhaust port 10-1 of the fresh air ventilator 10, the lower end of an air inlet pipe 2 is connected to a front air inlet 10-2 of a fresh air ventilator 10 to form a state as shown in fig. 2, the pre-stage matching is completed, then a rear air outlet 10-3 of the fresh air ventilator 10 is connected with an air exhaust pipe which extends to an indoor air outlet B, a rear air inlet 10-4 of the fresh air ventilator 10 is connected with the air inlet pipe which extends to an air inlet vertical pipe 2-2 at an air inlet position, during construction, the air inlet vertical pipe 2-2 penetrates through a ceiling of indoor decoration, so that the position where the air inlet vertical pipe 2-2 penetrates on the ceiling can be reinforced for facilitating the installation and use of a pipeline direction-adjusting device, any one of the conventional known reinforcing methods is adopted, and the common knowledge in the decoration field, for example, a fine wood board (commonly called as a sandwich board or a large core board) can be lined on the upper portion of the ceiling, other reinforcing modes can be adopted, for example, the general air inlet is close to the wall, a steel bracket can be fixed on the wall, then the vertical air inlet pipe 2-2 is welded or fixed on a steel frame in other modes, then the steel frame is directly sealed in the suspended ceiling when the suspended ceiling is made, and then the vertical air inlet pipe 2-2 is corrected to penetrate through the suspended ceiling;

taking a sandwich plate reinforcing mode as an example, when an air inlet vertical pipe 2-2 with a pipeline direction adjusting device is installed, the upper part of the air inlet vertical pipe 2-2 is provided with external threads, then two nuts are sleeved on the air inlet vertical pipe, after a suspended ceiling sandwich plate is installed and before suspended ceiling packaging is carried out, a hole for the air inlet vertical pipe 2-2 to pass through is reserved at the position of the sandwich plate, then a nut F1 above the air inlet vertical pipe 2-2 is removed through rotation, the air inlet vertical pipe 2-2 passes through the sandwich plate from the lower part of a reserved hole of the sandwich plate, so that a nut F2 below the air inlet vertical pipe 2-2 is propped against the sandwich plate from the bottom, then the nut F1 above is sleeved on the air inlet vertical pipe 2-2 from the upper part and is screwed to enable the sandwich plate to downwards until the nut above and the nut below clamp the sandwich plate, and then the fixing of the air inlet, then, the vertical air inlet pipe 2-2 is communicated with a rear air inlet 10-4 of the fresh air ventilator 10 through an air inlet pipe, at the moment, the vertical air inlet pipe 2-2 with the pipeline direction adjusting device is installed completely, then, as shown in fig. 3, the upper end of the L-shaped pipe 7 is connected with the movable sleeve 6 in a screwing mode, (namely, the outer part of the movable sleeve 6 is provided with external threads, the upper end of the L-shaped pipe 7 is provided with internal threads, and the L-shaped pipe 7 is connected with the movable sleeve 6 through thread matching) or the L-shaped pipe 7 and the movable sleeve 6 can be directly bonded or welded, the welding can be completed on site or in advance at a manufacturer, and thus, the installation of the pipeline direction adjusting device is completed;

when the pipeline direction adjusting device is used, due to the existence of the L-shaped pipe 7, the air inlet is transversely blown, so people cannot be directly blown downwards, when the air is blown to a certain specific corner, the air inlet direction needs to be adjusted, the air inlet angle can be regularly adjusted at ordinary times so that the air inlet is more reasonable, at the moment, the L-shaped pipe 7 is jacked upwards, the L-shaped pipe 7 and the moving sleeve 6 move upwards together (in the structure with the tensioning spring 9, at the moment, the tensioning spring 9 is stretched), the limiting bulge 6-1 moves upwards out of the strip-shaped groove 8-1, then the L-shaped pipe 7 is rotated, the moving sleeve 6 also rotates together, when the L-shaped pipe 7 rotates to the next angle, the L-shaped pipe 7 rotates downwards (in the structure with the tensioning spring 9, at the moment, the L-shaped pipe 7 rotates downwards under the tension of the tensioning spring 9), the movable sleeve 6 is enabled to be downward together until the limiting bulge 6-1 is inserted into the strip-shaped groove 8-1 corresponding to the angle, the temporary positioning of the angle is completed, a movable sealing structure can be processed between the vertical pipe 7-1 and the fixed locking disc 8 under the general condition, or no movable sealing is needed, a gap between the vertical pipe 7-1 and the fixed locking disc 8 can be rotated and moved up and down relative to the air inlet vertical pipe 2-2 only by the movable sleeve 6, even if the movable sealing is not carried out, a small amount of air leakage exists, air exchange is not influenced, because the air leakage is caused upwards along the air inlet vertical pipe 2-2 even if the air leakage is caused firstly, the phenomenon of direct downward blowing is not caused, and the air inlet efficiency is not influenced by the second slight air leakage.

To sum up, the utility model discloses a product is a pipeline formula new trend is from heat transfer system has, and it adopts the fan, relies on mechanical strength by a side to indoor air supply, forms the new trend flow field in the system by the outdoor exhaust mode of opposite side direction. The air entering the room is filtered and ventilated while the air is supplied. Thereby meeting the requirement of indoor fresh air ventilation. It is divided into two parts, the first part is a ventilation pipeline: the aluminum foil pipe and the PVC pipe are respectively a building material, the aluminum foil pipe takes a thin steel wire as a framework and is wrapped by an aluminum foil, and thus, the aluminum foil pipe can play a role in heat preservation for indoor air. When in use, the heating belt can be directly wound on the surface of the heated part for heating, so that the temperature of the heating belt is uniform. The PVC pipe has small fluid resistance, very smooth pipe wall, simple installation and high temperature resistance and fire resistance, and is suitable for high-pressure and low-pressure air conditioners and ventilation systems. A second part: a filtration system.

The utility model discloses an indoor exhaust foul air and the outdoor fresh air of sending into pass through the aluminum pipe way and handle to reach ventilation and keep the stable effect of indoor temperature again. This is the exchange process of fresh air self-heat exchange.

The utility model discloses the air supply volume is big, and when the extremely cold weather in the north, the pipeline to the air inlet heats through the heating band, realizes that temperature compensation makes the air supply difference in temperature little, and room temperature is more even. The air inlet mode adopts a reasonable air supply mode, the air inlet angle is adjustable, transverse air inlet is realized, the air flow organization is optimized, the scheme which cannot be formulated according to the specific conditions of the house type is realized, and the comfort of the human body is enhanced.

This application can pass through outdoor gaseous entering after filtering indoor, still can carry out the treatment of changing oneself with indoor contaminated gas, and the discharge is outdoor. But the indoor temperature basically does not change too much, and people can be ensured to have a comfortable environment. Meanwhile, the reasonable arrangement of the indoor and outdoor units does not damage the overall appearance of the building.

The aluminum foil pipe 2 is a building material, takes a thin steel wire as a framework, is wrapped by aluminum foil and is used for building ventilation. The heating belt is wound on the aluminum pipe, so that the heating belt has the characteristic of quick heating, is soft in structure, can be directly wound on the surface of a heated part for heating during use, and is uniform in temperature and convenient to use. The sleeve part 111 is a PVC pipe which has strong corrosion resistance and low price. The PVC pipe is arranged outside the aluminum foil pipe 2. The filtering system mainly comprises filter cotton and a fan, and is a self-powered air supply filtering device, and a fan filter unit sucks and filters air from the top, is suitable for a ventilation system, and belongs to the known prior art.

The system principle of this application is, in supporting facilities such as installing pipeline formula scavenger fan and exhaust duct, installs the air intake in bedroom etc.. When the fan operates, the original indoor air is discharged, so that the indoor air generates negative pressure, and outdoor fresh air enters the room through the air inlet under the action of the indoor and outdoor air pressure difference, or the outdoor fresh air is introduced into the room through the draught fan (or the fresh air ventilator 10), so that the purposes of indoor ventilation and air exchange are achieved. Make the utility model discloses the aforesaid utility model purpose has been reached effectively.

The following description of the present invention will be made in detail with reference to the accompanying drawings, as shown in fig. 1, the product of the present invention is a pipeline type fresh air self-heat-exchanging system, which can supply air in positive pressure, and the principle of the system is that air is directly supplied into the room through power. The other form is negative pressure ventilation, the air is sucked by a fan, indoor air is pumped out, the indoor air pressure is smaller than the outdoor air pressure, and the outside air automatically enters the room under the atmospheric pressure, so that directional and stable air flow is formed in the room. (to ensure stability, the air intake and exhaust of the present embodiment is generally achieved by active air circulation via a fan, whereas the fresh air ventilator 10 of the present invention is a mature product already on the market)

The air flow is mainly characterized by being directional and stable, and communicated with the outside, rather than internally circulating in the space. The pipeline type fresh air self-heat exchange system is connected with a fresh air ventilator 10 through two pipelines, and the system principle is that supporting facilities such as a pipeline type air inlet pipeline and an exhaust pipeline are arranged in a bedroom and the like, and an air inlet is arranged. When the fresh air ventilator 10 operates, the original indoor air is discharged, at the moment, the indoor air generates negative pressure, and the outdoor fresh air passes through the fresh air ventilator 10 and then enters the room through the air inlet, so that the purpose of indoor ventilation is achieved.

The pipeline fan of the fresh air ventilator 10 makes the air flow have partial axial flow function and partial centrifugal function after entering the fan, and the fresh air ventilator 10 can provide medium wind quantity and medium wind pressure, and is suitable for ventilation systems in civil buildings.

In addition, this application also has conventional temperature controller, and the temperature controller heats ambient temperature through temperature sensor, and control circuit starts when ambient temperature is higher than the control set value, can set up the control temperature. So that the indoor temperature achieves the corresponding effect. The temperature controller is the same with the temperature control mode of current pipeline formula new trend, belongs to prior art, and the heating independent control of heating band can, also can integrate to the temperature controller in, the function integration belongs to prior art, and it is not repeated, and the filter position of this application can also set up the humidifier, can carry out the humidification to the room air.

Claims (10)

1. The utility model provides a pipeline formula new trend is from heat transfer system, includes fresh air ventilator (10), exhaust pipe (1) and air-supply line (2), and exhaust pipe (1) and front exhaust wind gap (10-1) intercommunication of fresh air ventilator (10), air-supply line (2) and the preceding wind gap (10-2) intercommunication of fresh air ventilator (10), its characterized in that: a heating belt (2-1) is wound outside the air inlet pipe (2).

2. The ducted fresh air self-heat exchange system according to claim 1, wherein: the system also comprises a sleeve part (111) which can extend out of the room, the sleeve part (111) is connected with the exhaust pipe (1) and is connected with a front exhaust port (10-1) of the fresh air ventilator (10) through the exhaust pipe (1), and an air inlet pipe (2) connected with the front exhaust port (10-2) penetrates through the sleeve part (111) and is connected with the room.

3. The ducted fresh air self-heat exchange system according to claim 2, wherein: the two ends of the sleeve part (111) are respectively provided with an opening (A) for the air inlet pipe (2) to pass through, the side wall of the sleeve part (111) is provided with a branch pipe (1-2), the branch pipe (1-2) is connected with the exhaust pipe (1), and the branch pipe is connected with a front exhaust port (10-1) of the fresh air ventilator (10) through the exhaust pipe (1); the air inlet pipe (2) penetrates through the sleeve part (111) from openings (A) at two ends of the sleeve part (111) and then is connected to a front air inlet (10-2) of the fresh air ventilator (10).

4. The ducted fresh air self-heat exchange system according to claim 3, wherein: an inner pipe (1-1) for an air inlet pipe (2) to penetrate through is arranged in the sleeve part (111), and two ends of the inner pipe (1-1) are communicated with openings (A) at two ends of the exhaust pipe (1).

5. The ducted fresh air self-heat exchange system according to claim 1, wherein: a rear air outlet (10-3) of the fresh air ventilator (10) is communicated with an indoor air outlet in a communicating chamber, and a rear air inlet (10-4) of the fresh air ventilator (10) is communicated with an indoor air inlet vertical pipe (2-2) in the communicating chamber;

a pipeline direction adjusting device is arranged at the bottom of the air inlet vertical pipe (2-2), and comprises a movable sleeve (6), an L-shaped pipe (7) and a fixed locking disc (8);

the movable sleeve (6) and the fixed locking disc (8) are sleeved outside the air inlet vertical pipe (2-2), the fixed locking disc (8) and the air inlet vertical pipe (2-2) are fixed, and the movable sleeve (6) is arranged above the fixed locking disc (8) and can move up and down along the axial direction of the air inlet vertical pipe (2-2) relative to the fixed locking disc (8); the movable sleeve (6) can rotate by taking the air inlet vertical pipe (2-2) as an axis;

the upper end of the L-shaped pipe (7) is sleeved at the bottom of the air inlet vertical pipe (2-2) and is connected with the movable sleeve (6), so that the L-shaped pipe (7) can move up and down and rotate along with the movable sleeve (6).

6. The ducted fresh air self-heat exchange system according to claim 5, wherein: a plurality of radial strip-shaped grooves (8-1) are formed in the fixed locking disc (8), and limiting bulges (6-1) capable of being inserted into the radial strip-shaped grooves (8-1) are arranged at the bottom of the movable sleeve (6).

7. The ducted fresh air self-heat exchange system according to claim 5, wherein: a tension spring (9) is arranged between the movable sleeve (6) and the fixed locking disc (8);

an inner sleeve (6-6) is arranged in the movable sleeve (6), the inner sleeve (6-6) is sleeved outside the air inlet vertical pipe (2-2), the movable sleeve (6) is sleeved outside the inner sleeve (6-6), the inner sleeve (6-6) can move up and down along the axial direction of the air inlet vertical pipe (2-2) relative to the fixed locking disc (8), and the movable sleeve (6) can rotate relative to the inner sleeve (6-6);

the upper end of the tension spring (9) is connected with the bottom of the inner sleeve (6-6), and the lower end of the tension spring (9) is connected with the top of the fixed locking disc (8).

8. The ducted fresh air self-heat exchange system according to claim 7, wherein: the inner wall of the inner sleeve (6-6) is provided with a vertical key groove (6-6-1), and the outer wall of the vertical air inlet pipe (2-2) is provided with a key (2-2-1) which extends into the key groove (6-6-1) and is matched with the key groove.

9. The ducted fresh air self-heat exchange system according to claim 8, wherein: the vertical pipe (7-1) of the L-shaped pipe (7) is connected with the horizontal pipe (7-2) by a corrugated pipe.

10. The ducted fresh air self heat exchange system according to any one of claims 3 to 9, wherein: an external branch pipe (1-2-1) is arranged on the part of the sleeve part (111) extending outdoors, the external branch pipe (1-2-1) is communicated with the branch pipe (1-2), and the axial direction of the external branch pipe (1-2-1) is vertical to the axial direction of the sleeve part (111).

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