CN210802181U

CN210802181U - Total heat exchange core

Info

Publication number: CN210802181U
Application number: CN201921439593.6U
Authority: CN
Inventors: 丁海军
Original assignee: Zhejiang Blogelin Environmental Protection Technology Co ltd
Current assignee: Zhejiang Blogelin Environmental Protection Technology Co ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-06-19
Anticipated expiration: 2029-08-30

Abstract

The utility model relates to a total heat exchange core, it includes the core, the core includes a plurality of hexagonal slab that pile up into the lamellar distribution, two adjacent opposite faces of slab through set up the sealing strip subassembly in their wherein four edges and seal back, make the slab link as an organic whole from top to bottom and reserve and have the stacking clearance, this stacking clearance makes two adjacent between the remaining two edges of slab opposite face establish a ventilation channel; the sealing strip assembly comprises a clamping seat arranged on the front side of the plate and a flexible clamping strip arranged on the back side of the plate, a clamping groove is formed in the clamping seat, and the clamping strip is embedded into the clamping groove in a detachable mode. The utility model discloses a seal assembly is sealed fixed with two adjacent slab, and the cassette that will block the strip simultaneously and have the draw-in groove is connected with the mode of lock, and the dismouting between the slab of being convenient for is convenient for to the periodic overhaul maintenance of total heat exchange core, clear away the dirt that produces in the use.

Description

Total heat exchange core

Technical Field

The utility model belongs to the technical field of the technique of air exchange equipment and specifically relates to a full heat exchange core is related to.

Background

The total heat exchanger is generally a fresh air and exhaust air exchange device containing a total heat exchange core. The working principle is as follows: when the product is in operation, indoor exhaust air and fresh air respectively flow through the heat exchanger core in a quadrature mode, because the temperature difference and the steam partial pressure difference exist in the air flow at the two sides of the airflow division plate, the heat and mass transfer phenomenon is presented when the two air flows pass through the division plate, and the total heat exchange process is caused. When the air conditioner runs in summer, the fresh air obtains cold energy from air exhaust of the air conditioner, so that the temperature is reduced, and meanwhile, the fresh air is dried by air of the air conditioner, so that the moisture content of the fresh air is reduced; when the air conditioner runs in winter, the fresh air obtains heat from the air exhaust of the air conditioning room, the temperature is raised, and meanwhile, the fresh air is humidified by the air exhaust of the air conditioning room. Therefore, the energy of the fresh air is recovered from the air exhaust of the air conditioner through the total heat exchange process of the heat exchange core body.

The total heat exchange core body configured in the air exchanger body is formed by laminating a plurality of total heat exchange chips, and the upper surface and the lower surface of each total heat exchange chip respectively provide a fresh air channel and an exhaust air channel. One face of a total heat exchange chip in the prior art is composed of a frame, total heat exchange paper arranged in the frame, and ventilation channels arranged on the total heat exchange paper. The ventilation channel is defined by the partition plate disposed on the total heat exchange paper, the frame, and the total heat exchange paper of the bottom surface. However, the total heat exchange time of the heat exchange chip is not long enough, and the heat exchange effect is not ideal.

The chinese patent with the publication number of CN205425384U discloses a cold-heat exchange core of an air purifier, which includes a core body and a shell body enclosing the core body, wherein the core body includes a plurality of first cold-heat exchange sheets and second cold-heat exchange sheets alternately attached at intervals, and a first air flow passage is formed by a gap between adjacent first convex strips of the first cold-heat exchange sheets and a gap between adjacent third convex strips of the second cold-heat exchange sheets; the first groove and the second groove of the first cold-heat exchange piece are opposite to the third groove and the fourth groove of the other adjacent second cold-heat exchange piece in orientation, and the second groove of the first cold-heat exchange piece and the fourth groove of the second cold-heat exchange piece form a second air flow ventilation channel; the end part of the front side of the first heat exchange fin, which is close to the second shell plate, is provided with a first sealing folding fin, and the end part of the second heat exchange fin, which is far away from the second shell plate, is provided with a second sealing folding fin.

The defects of the prior art are that the end parts of the cold and heat exchange sheet are folded together through the sealing folding sheet, so that a first air flow air channel and a second air flow air channel which are arranged in a staggered mode and are crossed in opening direction are formed; because the sealing folding piece needs to be folded and pressed fixedly with cold and hot exchange piece through the mode of welding or bonding, in order to guarantee the leakproofness of the passageway of ventilating, when needs overhaul the maintenance, although the separation can be dismantled relatively fast to the casing, but cold and hot exchange piece need remove the sealing folding piece and just can make two cold and hot exchange pieces break away from, need install sealing folding piece again after the maintenance is ended, cold and hot exchange piece's dismouting efficiency is not high, the down time of cold and hot exchange core has been prolonged, be not convenient for the overhaul maintenance of cold and hot exchange core.

SUMMERY OF THE UTILITY MODEL

The to-be-solved problem of the utility model is to the above-mentioned not enough and provide a total heat exchange core that exists among the prior art, it has solved the problem of the dismouting of being not convenient for of current total heat exchange core, has the advantage that the total heat exchange core of being convenient for overhauls the maintenance.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a total heat exchange core comprises a core body, wherein the core body comprises a plurality of hexagonal plate sheets which are stacked and distributed in a layered mode, opposite surfaces of two adjacent plate sheets are sealed through sealing strips arranged at four edges of the two adjacent plate sheets, so that the plate sheets are connected into a whole from top to bottom and a stacking gap is reserved, the stacking gap enables a vent channel to be built between the remaining two edges of the opposite surfaces of the two adjacent plate sheets, the core body is built with a plurality of vent channels from top to bottom, the airflow paths of odd number of the vent channels are consistent, the airflow paths of even number of the vent channels are consistent, and the airflow paths of even number of the vent channels are crossed with the orthographic projection of the airflow paths of odd number of the vent channels in the vertical direction to form an X-shaped distribution; the sealing strip assembly comprises a clamping seat arranged on the front side of the plate and a flexible clamping strip arranged on the back side of the plate, a clamping groove is formed in the clamping seat, and the clamping strip is embedded into the clamping groove in a detachable mode.

By adopting the technical scheme, in the actual use process, two air flows respectively enter the core body from the first channel and the second channel, and are discharged from different directions after meeting in the core body; two adjacent plates are sealed and fixed through a sealing assembly, and meanwhile, the clamping strip is connected with the clamping seat with the clamping groove in a buckling mode, so that a detachable structure is formed between the plates; after using a period, the incrustation scale or the material precipitate of different degrees will be produced on the slab surface, owing to adopt above-mentioned structure, only need slide the opening of card strip orientation draw-in groove, can realize the dismouting between the slab, be convenient for to the periodic overhaul maintenance of total heat exchange core, clear away the dirt that produces in the use, reduce the flow resistance on slab surface.

The utility model discloses further set up to: the front surface of the plate sheet is provided with a plurality of convex strips side by side, and the back surface of the plate sheet is provided with a groove which is concavely arranged in the convex strips; the odd ventilation channels are arranged into first channels, the even ventilation channels are arranged into second channels, and the convex strips of the first channels and the convex strips of the second channels are distributed in an X shape in the crossed mode in the orthographic projection direction.

By adopting the technical scheme, the raised lines are utilized to divide the first channel or the second channel into a plurality of single channels, so that the heat transfer efficiency between the air at the two sides of the plate is increased; meanwhile, partial impurities and water in the air are intercepted by the raised lines, and the air quality is improved.

The utility model discloses further set up to: the clamping strip comprises a mounting strip, an accommodating groove formed in the end face of the mounting strip and a positioning strip arranged on the circumferential side wall of the mounting strip, and the cross section of the positioning strip is semicircular; the clamping groove comprises a mounting groove formed in the end face of the clamping seat and a positioning groove formed in the side wall of the mounting groove, the mounting strip is embedded in the mounting groove, and the positioning strip is embedded in the mounting groove.

By adopting the technical scheme, during installation, the installation strip deforms and drives the accommodating groove to contract, so that space is provided for the positioning strip to enter the installation groove, the semicircular surface of the positioning strip is favorable for guiding the positioning strip into the positioning groove, and then the clamping strip is limited to be easily separated from the clamping groove through the limiting matching of the installation strip and the installation groove as well as the positioning strip and the positioning groove; when the clamping strip is detached, the clamping strip can be pulled out only by continuously applying force, and the operation is simple and rapid.

The utility model discloses further set up to: be provided with the elastic strip of two relative settings between the lateral wall of holding tank, the cross section of elastic strip is "omega" shape to force the outer wall of card strip closely contradict in the inner wall of draw-in groove.

Through adopting above-mentioned technical scheme, utilize the pretension effect of elasticity strip, the elasticity that the shape of "omega" shape is favorable to strengthening the elasticity strip simultaneously to this impels mounting bar and mounting groove, location strip and constant head tank to form the sealed face of closely conflicting, is favorable to strengthening seal assembly's leakproofness.

The utility model discloses further set up to: the core body is characterized by further comprising a shell body covered outside the core body, wherein the shell body comprises two end plates which are arranged side by side and attached to the end surfaces of the plates, and hexagonal surrounding plates which are arranged between the end plates and sleeved outside the core body, and the surrounding plates are fixed on the end plates through bolts; the circumferential side wall fixed by the enclosing plate is provided with a first inlet and a first outlet which are communicated with the first channel, and a second outlet and a second inlet which are communicated with the second channel, and the first inlet, the second outlet, the first outlet and the second inlet all penetrate through the enclosing plate along the direction vertical to the end face of the end plate.

Through adopting above-mentioned technical scheme, through setting up first entry, second export, first export and the second entry on the casing, the law of the air in further control first passageway and the second passageway flows, utilizes the mode of bolt fastening simultaneously to make bounding wall and two end plates constitute detachable construction, the getting of the core of being convenient for is put.

The utility model discloses further set up to: the end face of the end plate is provided with a surrounding strip, and the surrounding strip surrounds the plate sheet at the end part of the core body so as to shield a gap between the plate sheet and the end plate; the end part of the enclosing plate is provided with a limiting strip, and a limiting groove which is embedded with the limiting strip is concavely arranged on the enclosing strip.

Through adopting above-mentioned technical scheme, through setting up the bounding wall, avoid the air in first passageway and the second passageway to mix through the clearance between slab and the end plate, utilize spacing cooperation of spacing and spacing groove simultaneously, spacing bounding wall removes.

To sum up, the utility model discloses a beneficial technological effect does: through sealing assembly with two adjacent slab seals fixed, be connected the card strip with the cassette that has the draw-in groove with the mode of lock simultaneously, the dismouting between the slab of being convenient for is convenient for to the periodic overhaul maintenance of total heat exchange core, clear away the dirt that produces in the use.

Drawings

Fig. 1 is a schematic structural view of the total heat exchange core of the present invention.

Fig. 2 is an exploded schematic view of the total heat exchange core of the present invention.

Fig. 3 is a schematic view of the connection between the sheet and the sealing member according to the present invention.

Fig. 4 is a schematic sectional view of the total heat exchange core of the present invention.

Fig. 5 is a partially enlarged schematic view of a portion a in fig. 4.

In the figure, 1, a core; 2. a housing; 3. an end plate; 31. a surrounding strip; 32. a limiting groove; 4. enclosing plates; 41. a first inlet; 42. a second outlet; 43. a first outlet; 44. a second inlet; 45. a limiting strip; 5. a sheet; 51. the first side; 52. the second side; 53. edge three; 54. side four; 55. fifthly, performing side five; 56. edge six; 57. a convex strip; 58. a groove; 6. a seal assembly; 61. a card holder; 62. clamping the strip; 621. mounting a bar; 622. accommodating grooves; 623. an elastic strip; 624. a positioning bar; 63. a card slot; 631. mounting grooves; 632. positioning a groove; 7. a vent passage; 71. a first channel; 72. a second channel.

Detailed Description

In order to make the utility model realize that technical means, creation characteristics, achievement purpose and effect are clearer and easily understand, it is right to combine below the figure and the detailed implementation mode the utility model discloses do further explanation:

referring to fig. 1, for the utility model discloses a total heat exchange core, including core 1, cover casing 2 of locating outside core 1. The shell 2 comprises two end plates 3 which are respectively arranged at the upper end and the lower end of the core body 1, and a coaming 4 which is detachably connected between the end plates 3. The core body 1 comprises plates 5 arranged side by side up and down and sealing assemblies 6 arranged between the plates 5, and the sealing assemblies 6 are locked and separated in a buckling mode. Therefore, only the shell 2 and the core 1 need to be sequentially disassembled and assembled, the dirt generated on the surface of the plate 5 in the using process can be periodically overhauled and maintained and removed, and the flow resistance on the surface of the plate 5 is reduced.

Referring to fig. 2, the plate 5 and the housing 2 are hexagonal in cross section, and the plate 5 includes a first side 51, a second side 52, a third side 53, a fourth side 54, a fifth side 55, and a sixth side 56 in the circumferential direction. A plurality of closed vent channels 7 are formed between two adjacent plates 5 and the sealing assembly 6. Wherein the sealing assemblies 6 of odd number layers are arranged on the second edge 52, the third edge 53, the fifth edge 55 and the sixth edge 56 of the two plates 5 which are opposite to each other, and the corresponding vent channels 7 of odd number are arranged as the first channels 71 with the inlet and the outlet facing the first edge 51 and the fourth edge 54; the sealing assemblies 6 of the even number layer are arranged on the first 51, the second 52, the fourth 54 and the fifth 55 opposite to the two plates 5, and the corresponding vent channels 7 of the even number are arranged as second channels 72 with the inlet and the outlet facing to the third 53 and the sixth 56. In addition, the front surface of the sheet 5 is provided with a plurality of convex strips 57 side by side, and the back surface of the sheet 5 is provided with grooves 58 which are concavely arranged in the convex strips 57; the longitudinal direction of the ribs 57 of the first channel 71 is parallel to side three 53, and the longitudinal direction of the ribs 57 of the second channel 72 is parallel to side one 51.

Meanwhile, a first inlet 41, a second outlet 42, a first outlet 43 and a second inlet 44 are sequentially formed in the circumferential side wall of the shroud plate 4 along the circumferential direction, and the first inlet 41, the second outlet 42, the first outlet 43 and the second inlet 44 vertically penetrate through the shroud plate 4, so that the shroud plate 4 is divided into four independent pieces. In actual use, once the air flow enters the first passage 71 through the first inlet 41, the air flow enters the second passage 72 through the second inlet 44, and the two air flows are converged in the core 1 and then discharged through the first outlet 43 and the second outlet 42 respectively.

Referring to fig. 4, in order to prevent the air in the first channel 71 and the second channel 72 from mixing through the gap between the plate 5 and the end plate 3, a surrounding strip 31 is disposed on the end surface of the end plate 3, and the surrounding strip 31 tightly surrounds the plate 5 disposed at the end of the core 1 to block the gap between the plate 5 and the end plate 3. Meanwhile, the end part of the coaming 4 is provided with a limiting strip 45, and the upper part of the coaming 31 is concavely provided with a limiting groove 32 which is embedded with the limiting strip 45 so as to limit the movement of the coaming 4. During installation, the bolts penetrate through the end plate 3 and are in threaded connection with the limiting strips 45 and the coaming 4, and operation is simple and rapid.

Referring to fig. 3, the sealing assembly 6 includes a clamping seat 61 disposed on the front surface of the plate 5 and a flexible clamping strip 62 disposed on the back surface of the plate 5, a clamping groove 63 is disposed on the clamping seat 61, and the clamping strip 62 is limited by the clamping groove 63 and is separated from the clamping seat 61 along an opening of the clamping groove 63. Referring to fig. 5, the clamping strip 62 includes a mounting strip 621, a receiving groove 622 opened on a lower end surface of the mounting strip 621, two elastic strips 623 fixed on an inner wall of the receiving cavity and oppositely arranged up and down, and positioning strips 624 arranged on circumferential side walls of the mounting strip 621 two by two. The elastic strip 623 is an elastic copper sheet, and the cross section of the elastic strip is in an omega shape; the cross-section of the locator bar 624 is semi-circular. The card slot 63 includes a mounting groove 631 opened on the end surface of the card seat 61 and engaged with the mounting bar 621, and a positioning groove 632 disposed on the side wall of the mounting groove 631 and engaged with the positioning bar 624.

When the installation is performed, the installation bar 621 is aligned with the opening of the installation groove 631 and pressed downward, and when the semicircular outer wall of the positioning bar 624 contacts the clamping seat 61, the installation bar 621, the accommodating cavity and the elastic bar 623 deform in sequence to provide space for the positioning bar 624 to enter the installation groove 631. When the positioning strip 624 is abutted against the positioning groove 632, under the pre-tightening action of the elastic strip 623, the positioning strip 624 is tightly embedded in the positioning groove 632, and meanwhile, the outer wall of the mounting strip 621 tightly abuts against the inner wall of the mounting groove 631. When the clamping strip 62 is detached, the clamping strip can be pulled out only by continuously applying force, and the operation is simple and rapid.

The implementation principle of the embodiment is as follows: after using a period of time, the 5 surfaces of slab will produce incrustation scale or material precipitate of different degrees, owing to adopt above-mentioned structure, only need slide card strip 62 towards the opening of draw-in groove 63, can realize the dismouting between slab 5, be convenient for to the regular maintenance of total heat exchange core, clear away the dirt that produces in the use, reduce the flow resistance on 5 surfaces of slab.

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

1. An all heat exchange core comprising a core body (1), said core body (1) comprising a plurality of hexagonal plates (5) stacked in a laminar distribution, characterized in that: after the opposite surfaces of two adjacent plates (5) are sealed by arranging sealing strip assemblies (6) at four edges of the plates, the plates (5) are connected into a whole up and down, and a stacking gap is reserved, the stacking gap enables a ventilation channel (7) to be built between the remaining two edges of the opposite surfaces of the two adjacent plates (5), a plurality of ventilation channels (7) are built in the core body (1) from top to bottom, the airflow paths of odd number of ventilation channels (7) are consistent, the airflow paths of even number of ventilation channels (7) are consistent, and the airflow paths of even number of ventilation channels (7) are crossed with the orthogonal projection of the airflow paths of odd number of ventilation channels (7) in the vertical direction to form an X-shaped distribution; the sealing strip assembly (6) comprises a clamping seat (61) arranged on the front surface of the plate (5) and a flexible clamping strip (62) arranged on the back surface of the plate (5), a clamping groove (63) is formed in the clamping seat (61), and the clamping strip (62) is detachably embedded into the clamping groove (63).

2. A total heat exchange core according to claim 1, wherein: the front surface of the plate piece (5) is provided with a plurality of convex strips (57) side by side, and the back surface of the plate piece (5) is provided with grooves (58) which are concavely arranged in the convex strips (57); the odd ventilation channels (7) are arranged into a first channel (71), the even ventilation channels (7) are arranged into a second channel (72), and the convex strips (57) of the first channel (71) and the convex strips (57) of the second channel (72) are distributed in an X shape in the way that the orthographic projection of the convex strips (57) in the vertical direction is crossed.

3. A total heat exchange core according to claim 1, wherein: the clamping strip (62) comprises a mounting strip (621), an accommodating groove (622) formed in the end face of the mounting strip (621), and a positioning strip (624) arranged on the circumferential side wall of the mounting strip (621), and the cross section of the positioning strip (624) is semicircular; the clamping groove (63) comprises a mounting groove (631) formed in the end face of the clamping seat (61) and a positioning groove (632) formed in the side wall of the mounting groove (631), the mounting strip (621) is embedded in the mounting groove (631), and the positioning strip (624) is embedded in the mounting groove (631).

4. A total heat exchange core according to claim 3, wherein: two oppositely arranged elastic strips (623) are arranged between the side walls of the accommodating groove (622), and the cross sections of the elastic strips (623) are in omega shapes so as to force the outer wall of the clamping strip (62) to tightly abut against the inner wall of the clamping groove (63).

5. A total heat exchange core according to claim 2, wherein: the core is characterized by further comprising a shell (2) covered outside the core body (1), wherein the shell (2) comprises two end plates (3) which are arranged side by side and attached to the end surfaces of the plates (5), and hexagonal enclosing plates (4) which are arranged between the end plates (3) and sleeved outside the core body (1), and the enclosing plates (4) are fixed on the end plates (3) through bolts; the side wall of the periphery of the enclosing plate (4) is provided with a first inlet (41) and a first outlet (43) which are communicated with the first channel (71), and a second outlet (42) and a second inlet (44) which are communicated with the second channel (72), and the first inlet (41), the second outlet (42), the first outlet (43) and the second inlet (44) penetrate through the enclosing plate (4) along the direction perpendicular to the end face of the end plate (3).

6. A total heat exchange core according to claim 5, wherein: a surrounding strip (31) is arranged on the end face of the end plate (3), and the surrounding strip (31) is wound outside the plate (5) at the end part of the core body (1) so as to shield a gap between the plate (5) and the end plate (3); the end part of the coaming (4) is provided with a limiting strip (45), and the upper part of the coaming (31) is concavely provided with a limiting groove (32) which is embedded with the limiting strip (45).