CN209877277U - Total heat exchanger - Google Patents
Total heat exchanger Download PDFInfo
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- CN209877277U CN209877277U CN201920252208.0U CN201920252208U CN209877277U CN 209877277 U CN209877277 U CN 209877277U CN 201920252208 U CN201920252208 U CN 201920252208U CN 209877277 U CN209877277 U CN 209877277U
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- air supply
- shell plate
- exhaust
- filter
- air
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Abstract
The utility model discloses a total heat exchanger, belonging to air purification equipment, comprising a shell body enclosed by an upper shell plate and a lower shell plate, the exhaust device is arranged in the shell, the exhaust filter, the air supply device, the air supply filter and the heat exchange core are arranged in the shell, the upper end of the lower shell plate is provided with an inward folded edge, the folded edge is provided with a tenon riveting blank holder, two through holes are respectively formed in two sides of the lower shell plate, the two ends of the upper shell plate are provided with a tenon riveting hole, two side vertical plates of the upper shell plate are hinged on a horizontal plate, magnetic pieces are embedded into two side edges of the lower shell plate, an exhaust inlet and an exhaust outlet are arranged diagonally, the exhaust inlet and the air supply outlet are arranged in the shell, the exhaust filter and the air supply filter are respectively arranged at the exhaust inlet and the air supply inlet, the air supply device and the exhaust device are respectively arranged at the exhaust outlet and the air supply outlet in the. The utility model has the characteristics of the assembly is simple and easy firm, the appearance is pleasing to the eye, maintain convenient in time, purification efficiency is high.
Description
Technical Field
The utility model relates to an air purification equipment, especially a total heat exchanger.
Background
The total heat exchanger is an air purifying device which can exhaust indoor dirty air and input outdoor fresh air into the room, so as to realize the replacement of the indoor air and keep the air in the room fresh and clean at every moment. In addition, the total heat exchanger can exchange heat between the air to be exhausted and the air to be input in the shell in the working process, and plays a role in heat preservation in hot summer or cold winter.
The total heat exchanger is generally composed of a casing, and components such as an air discharge device, an air discharge filter, an air blowing device, an air blowing filter, and a heat exchange core provided inside the casing. The shell is provided with an air exhaust inlet, an air exhaust outlet, an air supply inlet and an air supply outlet. The shell of the existing total heat exchanger is usually screwed by a plurality of metal plates through screws, the screws are easy to loosen and rust, the sealing property is required to be improved, the assembling procedures are multiple, time and labor are wasted, the control cost is not facilitated, the splicing parts are too many, and the appearance is not attractive enough.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: overcomes the defects of the prior art, and provides the total heat exchanger which is simple and firm in assembly, attractive in appearance, convenient and timely in maintenance and high in purification efficiency.
The utility model provides a technical scheme that its technical problem adopted is: the total heat exchanger comprises a shell body enclosed by an upper shell plate and a lower shell plate which are U-shaped, and an exhaust device, an exhaust filter, an air supply device, an air supply filter and a heat exchange core which are arranged in the shell body, wherein the upper end of the lower shell plate is provided with an inward folded edge, a plurality of tenon riveting edges are equidistantly arranged on the folded edge, two through holes are respectively arranged at two sides of the lower shell plate and used for installing an exhaust inlet, an air supply outlet, an exhaust outlet and an air supply inlet, two ends of the upper shell plate are provided with tenon riveting holes corresponding to the tenon riveting edges, two vertical plates at two sides of the upper shell plate are movably connected on a horizontal plate, magnetic parts are embedded at two side edges of the lower shell plate and used for adsorbing the two vertical plates at two sides of the upper shell plate, the exhaust inlet and the exhaust outlet are arranged in a diagonal line, the air supply inlet and the air supply outlet are arranged in a diagonal line, and the exhaust filter and the air supply filter, the shell is internally provided with an air supply outlet and an air exhaust outlet which are respectively provided with an air supply device and an air exhaust device, and the heat exchange core is arranged at the central position of the lower shell plate.
The tenon riveting edge is formed by the tongue, penetrates through the mortise hole and is pressed towards one side to realize the reliable connection of the upper shell plate and the lower shell plate.
The vertical plates at two sides of the upper shell plate are connected with the horizontal plate through the hinge pieces to be used as a maintenance door of the total heat exchanger.
The exhaust filter and the air supply filter are detachably connected to the bottom of the lower shell plate.
The exhaust filter and the air supply filter comprise a primary filter and a high-efficiency filter which are arranged along the air flow direction.
The primary filter and the high-efficiency filter are respectively connected with a first pressure difference switch and a second pressure difference switch so as to determine the replacement or cleaning time of the filter, two turbine pipes of the pressure difference switches penetrate through the outer wall of the shell and extend to the two sides of the filter, and the joints of the turbine pipes and the shell are provided with stuffing boxes.
The alarm value of the first differential pressure switch is set to be 50Pa, and when the actually measured differential pressure is greater than 50Pa, the first differential pressure switch gives an alarm to replace or back flush the primary filter; the alarm value of the second differential pressure switch is set to be 300Pa, when the actually measured differential pressure is larger than 300Pa, the second differential pressure switch gives an alarm to replace or back flush the high-efficiency filter so as to ensure the purification efficiency of the filter.
Hoisting pieces are symmetrically fixed on two sides of the lower shell plate, the hoisting pieces are right-angle pieces, one side of each hoisting piece is used for being fixed with the shell plate, a key groove is formed in the other side of each hoisting piece, and a hoisting rod placing opening is formed in the side face of each key groove.
The upper shell plate and the lower shell plate are internally provided with silencing cotton.
The total heat exchanger also comprises a control box arranged on the shell and used for controlling the opening and closing of the air exhaust device and the air supply device.
The utility model discloses a full heat exchanger, its beneficial effect is: the shell of the total heat exchanger is formed by mutually matching and connecting the tenon riveting hole of the upper shell plate and the tenon riveting edge of the lower shell plate, compared with the traditional method of splicing a plurality of metal plates by screwing screws, the assembly is more convenient and firm, and the phenomenon of generating noise due to looseness can not occur; vertical plates on two sides of the upper shell plate are hinged to the horizontal plate to serve as maintenance doors, and magnetic parts are embedded into edges on two sides of the lower shell plate, so that the full heat exchanger can be conveniently overhauled and maintained; two stages of filters are arranged at the exhaust air inlet and the air supply inlet to ensure that indoor air is fresh and clean, a differential pressure switch is connected to the filters and sets an alarm value, the actually measured differential pressure exceeds the alarm value, and the differential pressure switch gives an alarm, so that maintenance workers can replace or back flush the filters in time, and the purification efficiency of the filters is ensured to be kept at a high level all the time.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural view of the open state of the vertical plate of the present invention;
fig. 3 is a schematic structural diagram of the upper shell plate of the present invention;
fig. 4 is a schematic structural view of the lower casing plate of the present invention;
in the figure: 1. the heat exchange device comprises an upper shell plate, 11 tenon riveting holes, 12 horizontal plates, 13 vertical plates, 2 lower shell plates, 21 folded edges, 22 tenon riveting blank pressing edges, 3 heat exchange cores, 4 exhaust filters, 5 air supply filters, 6 exhaust inlets, 7 air supply outlets, 8 exhaust outlets, 9 air supply inlets and 10 hoisting pieces.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
The total heat exchanger shown in fig. 1 and 2 includes a casing enclosed by a U-shaped upper casing plate 1 and a U-shaped lower casing plate 2, an air exhaust device, an air exhaust filter 4, an air supply device, an air supply filter 5, a heat exchange core 3 arranged in the casing, and a control box for controlling the opening and closing of the air exhaust device and the air supply device. The upper end of the lower shell plate 2 is provided with an inward folded edge 21, the folded edge 21 is equidistantly provided with a plurality of tenon riveting edges 22, two sides of the lower shell plate 2 are respectively provided with two through holes which are used as an exhaust inlet 6, an air supply outlet 7, an exhaust outlet 8 and an air supply inlet 9, two ends of the upper shell plate 1 are provided with tenon riveting holes 11 corresponding to the tenon riveting edges 22, two side vertical plates 13 of the upper shell plate 1 are movably connected on a horizontal plate 12, two side edges of the lower shell plate 2 are embedded with magnetic parts for absorbing the vertical plates 13 of the upper shell plate 1, the exhaust inlet 6 and the exhaust outlet 8 are arranged in a diagonal way, the air supply inlet 9 and the air supply outlet 7 are arranged in a diagonal way, an exhaust filter 4 and an air supply filter 5 are respectively arranged at the exhaust inlet 6 and the air supply inlet 9 in the shell, the air supply device and the exhaust device are respectively arranged at the air supply outlet 7 and the exhaust outlet 8 in the shell, the heat exchange core 3 is detachably arranged, silencing cotton is arranged in the upper shell plate 1 and the lower shell plate 2.
The tenon riveting edge 22 is formed by punching a tongue, and the tenon riveting edge 22 penetrates through the tenon riveting hole 11 and is pressed towards one side to realize the reliable connection of the upper shell plate 1 and the lower shell plate 2.
The vertical plates 13 on both sides of the upper shell plate 1 are connected with the horizontal plate 12 through hinges to serve as a maintenance door of the total heat exchanger.
The exhaust filter 4 and the air supply filter 5 are detachably connected to the bottom of the lower shell plate 2 and comprise a primary filter and a high-efficiency filter which are arranged along the air flowing direction, the primary filter and the high-efficiency filter are respectively connected with a first pressure difference switch and a second pressure difference switch so as to determine the replacement or cleaning time of the filters, two turbine pipes of the pressure difference switches penetrate through the outer wall of the shell and extend to two sides of the filters, a packing box is arranged at the joint of the turbine pipes and the shell, the alarm value of the first pressure difference switch is set to be 50Pa, and when the actually measured pressure difference is larger than 50Pa, the first pressure difference switch gives an alarm to replace or back flush the primary filter; the alarm value of the second differential pressure switch is set to be 300Pa, when the actually measured differential pressure is larger than 300Pa, the second differential pressure switch gives an alarm to replace or back flush the high-efficiency filter so as to ensure the purification efficiency of the filter.
Hoisting pieces 10 are symmetrically fixed on two sides of the lower shell plate 2, the hoisting pieces 10 are right-angled pieces, one side of each hoisting piece is used for being fixed with the shell plate, a key groove is formed in the other side of each hoisting piece, and a hoisting rod placing opening is formed in the side face of each key groove.
The working principle of the total heat exchanger is as follows: under the action of the exhaust device, the indoor air is exhausted to the outdoor through an exhaust inlet 6, an exhaust filter 4, a heat exchange core 3, an exhaust device and an exhaust outlet 8 in sequence; under the action of the air supply device, outdoor air sequentially passes through the air supply inlet 9, the air supply filter 5, the heat exchange core 3, the air supply device and the air supply outlet 7 and enters the room. In this process, the indoor air and the outdoor air are heat-exchanged by the heat exchange core 3.
The casing of the total heat exchanger of the utility model is formed by mutually matching and connecting the mortise hole 11 of the upper casing plate 1 and the tenon riveting edge 22 of the lower casing plate 2, compared with the traditional method of splicing a plurality of metal plates by screwing, the assembly is more convenient and firm, and the phenomenon of generating noise due to looseness can not occur; vertical plates 13 on two sides of the upper shell plate 1 are hinged on the horizontal plate 12 to serve as maintenance doors, and magnetic parts are embedded in the edges of two sides of the lower shell plate 2, so that the full heat exchanger is convenient to maintain; two stages of filters are arranged at the exhaust inlet 6 and the air supply inlet 9, so that the indoor air is fresh and clean, a pressure difference switch is connected to the filters, the pressure difference switch sets an alarm value, the actually measured pressure difference exceeds the alarm value, and the pressure difference switch gives an alarm, so that maintenance workers can replace or back flush the filters in time, and the purification efficiency of the filters is ensured to be kept at a high level all the time.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. The total heat exchanger is characterized in that: comprises a shell enclosed by a U-shaped upper shell plate (1) and a lower shell plate (2), and an exhaust device, an exhaust filter (4), an air supply device, an air supply filter (5) and a heat exchange core (3) which are arranged in the shell, wherein the upper end of the lower shell plate (2) is provided with an inward folded edge (21), the folded edge (21) is equidistantly provided with a plurality of tenon riveting and pressing edges (22), two through holes are respectively arranged at two sides of the lower shell plate (2) and are used as an exhaust inlet (6), an air supply outlet (7), an exhaust outlet (8) and an air supply inlet (9), riveting tenon holes (11) corresponding to the tenon riveting and pressing edges (22) are arranged at two ends of the upper shell plate (1), vertical plates (13) at two sides of the upper shell plate (1) are movably connected on a horizontal plate (12), magnetic parts are embedded in the edges at two sides of the lower shell plate (2) and are used for adsorbing the vertical plates (13) of the upper shell plate (1), air exhaust inlet (6) and air exhaust outlet (8) are arranged diagonally, air supply inlet (9) and air supply outlet (7) are arranged diagonally, air exhaust filter (4) and air supply filter (5) are respectively arranged at air exhaust inlet (6) and air supply inlet (9) in the shell, air supply device and air exhaust device are respectively arranged at air supply outlet (7) and air exhaust outlet (8) in the shell, and heat exchange core (3) is detachably arranged at the center position of lower shell plate (2).
2. The total heat exchanger according to claim 1, wherein: the tenon riveting edge (22) is formed by punching a tongue.
3. The total heat exchanger according to claim 1, wherein: the vertical plates (13) at two sides of the upper shell plate (1) are connected with the horizontal plate (12) through hinges.
4. The total heat exchanger according to claim 1, wherein: the exhaust filter (4) and the air supply filter (5) are detachably connected to the bottom of the lower shell plate (2).
5. The total heat exchanger according to claim 4, wherein: the exhaust air filter (4) and the air supply filter (5) comprise a primary filter and a high-efficiency filter which are arranged along the air flowing direction.
6. The total heat exchanger according to claim 5, wherein: the primary filter and the high-efficiency filter are respectively connected with a first pressure difference switch and a second pressure difference switch so as to determine the replacement or cleaning time of the filters.
7. The total heat exchanger according to claim 6, wherein: the alarm value of the first differential pressure switch is set to be 50Pa, and the alarm value of the second differential pressure switch is set to be 300 Pa.
8. The total heat exchanger according to claim 1, wherein: the hoisting device is characterized in that hoisting pieces (10) are symmetrically fixed on two sides of the lower shell plate (2), the hoisting pieces (10) are right-angled pieces, one side of each hoisting piece is used for being fixed with the shell plate, a key groove is formed in the other side of each hoisting piece, and a hoisting rod placing opening is formed in the side face of each key groove.
9. The total heat exchanger according to claim 1, wherein: silencing cotton is arranged in the upper shell plate (1) and the lower shell plate (2).
10. The total heat exchanger according to any one of claims 1 to 8, wherein: the air exhaust device is arranged on the shell and used for exhausting air to the air outlet of the air exhaust device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920252208.0U CN209877277U (en) | 2019-02-27 | 2019-02-27 | Total heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920252208.0U CN209877277U (en) | 2019-02-27 | 2019-02-27 | Total heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209877277U true CN209877277U (en) | 2019-12-31 |
Family
ID=68953486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920252208.0U Expired - Fee Related CN209877277U (en) | 2019-02-27 | 2019-02-27 | Total heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209877277U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111720928A (en) * | 2020-06-19 | 2020-09-29 | 山东华宇工学院 | Novel heating and cooling exchange system of heating and ventilating air conditioner |
-
2019
- 2019-02-27 CN CN201920252208.0U patent/CN209877277U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111720928A (en) * | 2020-06-19 | 2020-09-29 | 山东华宇工学院 | Novel heating and cooling exchange system of heating and ventilating air conditioner |
| CN111720928B (en) * | 2020-06-19 | 2021-08-27 | 山东华宇工学院 | Cold and heat exchange system of heating ventilation air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191231 |