CN114165504B - Section bar self-locking connection structure and air conditioner box body adopting same - Google Patents

Section bar self-locking connection structure and air conditioner box body adopting same Download PDF

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Publication number
CN114165504B
CN114165504B CN202111441042.5A CN202111441042A CN114165504B CN 114165504 B CN114165504 B CN 114165504B CN 202111441042 A CN202111441042 A CN 202111441042A CN 114165504 B CN114165504 B CN 114165504B
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CN
China
Prior art keywords
plate
plate body
box
profile
section bar
Prior art date
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Active
Application number
CN202111441042.5A
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Chinese (zh)
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CN114165504A (en
Inventor
王正烘
王家桥
陈乃道
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Comfort Zhejiang Environmental Technology Co ltd
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Comfort Zhejiang Environmental Technology Co ltd
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Priority to CN202111441042.5A priority Critical patent/CN114165504B/en
Publication of CN114165504A publication Critical patent/CN114165504A/en
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
    • F16B5/0004—Joining sheets, plates or panels in abutting relationship
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
    • F16B5/06—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of clamps or clips
    • F16B5/0607—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of clamps or clips joining sheets or plates to each other
    • F16B5/0614—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of clamps or clips joining sheets or plates to each other in angled relationship
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
    • F16B5/06—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of clamps or clips
    • F16B5/0685—Joining sheets or plates to strips or bars
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
    • F16B5/12—Fastening strips or bars to sheets or plates, e.g. rubber strips, decorative strips for motor vehicles, by means of clips
    • F16B5/121—Fastening strips or bars to sheets or plates, e.g. rubber strips, decorative strips for motor vehicles, by means of clips fastened over the edge(s) of the sheet(s) or plate(s)
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
    • F16B5/12—Fastening strips or bars to sheets or plates, e.g. rubber strips, decorative strips for motor vehicles, by means of clips
    • F16B5/123—Auxiliary fasteners specially designed for this purpose
    • F16B5/125—Auxiliary fasteners specially designed for this purpose one of the auxiliary fasteners is comprising wire or sheet material or is made thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
    • F16B7/04—Clamping or clipping connections
    • F16B7/0433—Clamping or clipping connections for rods or tubes being in parallel relationship
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
    • F16B7/18—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using screw-thread elements
    • F16B7/187—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using screw-thread elements with sliding nuts or other additional connecting members for joining profiles provided with grooves or channels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/02—Sealings between relatively-stationary surfaces
    • F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
    • F16J15/061—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with positioning means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20—Casings or covers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/22—Means for preventing condensation or evacuating condensate
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
    • F16B5/06—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of clamps or clips
    • F16B5/0607—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of clamps or clips joining sheets or plates to each other
    • F16B2005/0678—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of clamps or clips joining sheets or plates to each other in abutting relationship
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/22—Means for preventing condensation or evacuating condensate
    • F24F2013/221—Means for preventing condensation or evacuating condensate to avoid the formation of condensate, e.g. dew

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Connection Of Plates (AREA)
  • Refrigerator Housings (AREA)

Abstract

The invention discloses a profile self-locking connection structure and an air conditioner box body adopting the same, comprising box plates, profile parts and connection parts, wherein the profile parts comprise a first plate body, a second plate body and a third plate body, the lower side of the second plate body is provided with a first bulge, and when first inclined planes of the profile parts at the end parts of two adjacent box plates are respectively contacted with two inner groove walls of a connecting groove and move towards the bottom of the connecting groove, the third plate bodies of the two profile parts move towards each other in opposite directions away from one side of the box plates until the third plate bodies are mutually attached. When the two box plates are installed and connected, the distance between the section bar piece and the connecting piece is reduced only by tightening the fasteners such as screws on the section bars, so that the two section bars on the two box plates can be driven to move in opposite directions until the two section bars are mutually attached, the process of converting the longitudinal movement of the fasteners into the transverse movement of the section bars is realized, the attachment sealing and locking of the end parts of the two box plates are ensured, the displacement or detachment of the box plates can be effectively avoided, the locking force is strong, and the stability of the structure is good.

Description

Section bar self-locking connection structure and air conditioner box body adopting same
Technical Field
The invention relates to the field of air-conditioning boxes, in particular to a profile self-locking connection structure and an air-conditioning box adopting the same.
Background
The air conditioning box body is formed by splicing a plurality of box plate structures, and the box body is applied to the air conditioning unit, because the temperature difference and the air pressure difference between the inside and the outside of the air conditioning box body are large in the treatment process of the air conditioning unit, in order to ensure the working stability of the air conditioning unit and ensure the stability and the tightness of the air conditioning box body, the standardization degree of the air conditioning box plate structures of manufacturers is extremely high, and the air conditioning box body has a good enough broken cold bridge effect while optimizing the cost. Some existing air conditioner boxes are usually formed by butt joint of two male and female sealing and buckling box plates, namely, sealing and buckling of the two box plates are of two different structures, production cost of manufacturers is high, a tensioner is required to be used for tensioning in the process of assembling the box plates, assembling procedures are complicated, operation difficulty is high, and adjacent box plates are easy to be out of the same plane in the tensioning process. And loose strainer back leads to the piece to be big again, sealed effect is poor to this structure is at rectifying, later stage dismantlement degree of difficulty such as maintenance is very big, needs to dismantle from the end, causes follow-up rectifying, the maintenance degree of difficulty is very big, and the structure of two other yin and yang seals knot is unable self-locking after the concatenation, and for this reason it is uncontrollable to assemble the gap, and sealed effect is poor.
In addition, the prior art discloses a frameless box body (China patent No. CN 212132856U) for an air conditioning unit, the frameless box body is of a hexahedral structure formed by splicing heat preservation plates, the heat preservation plates comprise an outer plate and an inner plate, a heat preservation layer is filled between the outer plate and the inner plate, the outer plate and the inner plate are connected through an aluminum-plastic composite heat insulation frame section bar, the outer plate is positioned on one side of the inner surface of the aluminum-plastic composite heat insulation frame section bar, the inner plate is positioned on one side of the outer surface of the aluminum-plastic composite heat insulation frame section bar, and the frameless box body can be assembled and disassembled quickly and repeatedly through a plurality of heat preservation plates.
Disclosure of Invention
The invention provides a section bar self-locking connection structure and an air conditioner box body adopting the structure, aiming at the defects in the prior art, the connection structure has the function of connecting section bar parts at the end parts of two adjacent box boards, avoids displacement or separation of the box boards, has strong locking force and good stability, and on the other hand, when two first bulges are completely clamped and connected in a connection groove, one sides of the third plate bodies of the section bar parts, which are far away from the box boards, are mutually attached and abutted, no gap is arranged between the two third plate bodies, and the sealing performance is good, so that an assembling gap between the two third plate bodies is controllable when an operator installs the two adjacent box boards and the connection piece.
The invention is solved by the following technical scheme:
A section bar self-locking connection structure is used for an air conditioner box body formed by a plurality of box boards, and comprises section bar pieces positioned at the end parts of the box boards and connecting pieces for connecting the section bar pieces at the end parts of two adjacent box boards;
The profile piece comprises a first plate body connected with the box plate, a third plate body perpendicular to the box plate and a second plate body with two ends respectively connected with the first plate body and the third plate body, wherein a first bulge is arranged on the lower side of the second plate body, and the first bulge is close to a first inclined surface which is inclined in the direction away from the box plate from one side of the box plate;
The upper portion of connecting piece is provided with the spread groove, two interior cell walls of spread groove all incline to two outer cell wall directions, when two adjacent boxboard tip section bar piece's first inclined plane respectively with two interior cell walls of spread groove contact and to the tank bottom removal, two section bar piece's third plate body keep away from boxboard one side and move in opposite directions until laminating each other.
Preferably, the box panel comprises an outer wall panel and an inner wall panel surrounding a heat insulating chamber formed with a profile member, the profile member comprising a first profile and a second profile connected to each other, the first profile being connected to the outer wall panel and the second profile being connected to the inner wall panel;
The first section bar still includes the fourth plate body, first plate body one end perpendicular connect in fourth plate body downside, the first plate body other end is connected with the second section bar, the fourth plate body is connected with the outer wallboard in the part that first plate body is close to thermal-insulated cavity side, and thermal-insulated cavity one end is kept away from to the fourth plate body and is connected with the third plate body is perpendicular, second plate body both ends are connected with second section bar tip and third plate body tip respectively.
Preferably, the first plate body, the second plate body, the third plate body and the fourth plate body surround to form a reinforcing cavity, a fastener is arranged in the reinforcing cavity, a connecting hole for the connecting end of the fastener to pass through is formed in the second plate body, and a connecting base is arranged on the upper part of the connecting piece corresponding to the connecting hole;
When the connecting end of the fastener gradually penetrates into the connecting base through the connecting hole, the first inclined surface of the first bulge is contacted with the inner wall on the same side of the connecting groove and moves towards the groove bottom, and the third plate body moves towards the direction away from the box plate.
Preferably, the lower side of the second plate body is further provided with second protrusions, the second protrusions and the first protrusions are respectively arranged on two sides of the connecting hole and are abutted against and connected with the upper end of the connecting piece, and the height of the second protrusions is equal to that of the first protrusions.
Preferably, the side of the first protrusion away from the box plate and the side of the third plate body away from the box plate are in the same plane.
Preferably, the second protrusion is connected to the lower part of the second plate body, which is close to one end of the heat insulation chamber, and is connected to the lower end of the first plate body, which is far away from the side of the heat insulation chamber, and the lower end of the first plate body, which is close to the side of the heat insulation chamber, is provided with a third protrusion, the third protrusion and the second protrusion are oppositely arranged and clamped to form a mounting groove, the upper end of the second profile is accommodated in and connected to the mounting groove, and the lower end of the second protrusion is a plane matched with the upper surface of the connecting piece.
Preferably, the connecting piece comprises a first connecting plate, a second connecting plate which is arranged symmetrically up and down with the first connecting plate, and a third connecting plate with two ends respectively connected with the first connecting plate and the second connecting plate;
The upper end of first connecting plate and the bellied lower extreme of first arch and second are supported and are leaned on and are connected, the upper end of first connecting plate is provided with the interval and forms the connection arch of spread groove, the connection base is located the protruding outer cell wall side of connection, the connection arch is located one side of interior cell wall and sets up to the second inclined plane that inclines to keeping away from the connection base direction, the second inclined plane can laminate each other with first inclined plane, the bellied height of connection is less than or equal to first bellied height.
Preferably, the second plate body comprises a first bending part and a second bending part, one end of the first bending part far away from the first plate body is vertically connected with the lower end side of the third plate body close to the first plate body, and the second bending part is obliquely bent downwards and connected with one end of the first bending part close to the first plate body;
the first bending part, the second bending part and the first bulge surround to form a limiting groove, and the connecting bulge can be positioned in the limiting groove.
Preferably, the first section bar is an aluminum plate, and the second section bar is a PVC plate; the first connecting plate and the second connecting plate are arranged as aluminum plates, and the third connecting plate is arranged as a PVC plate;
The second section bar includes that the first board of moulding and connect in the first board of moulding is close to the second of thermal-insulated cavity side and mould the board, the lower tip of first board of moulding offsets with the interior wallboard and leans on and be connected, the second is moulded the board and is close to the first board lower extreme of moulding and mould the board mutually perpendicularly with first and form a draw-in groove, the end connection of interior wallboard in the draw-in groove, still be provided with the centre gripping in the draw-in groove and mould the first sealing member between the board in wall board and the second, the first board of moulding is kept away from thermal-insulated cavity side and is provided with the second sealing member between the second connecting plate.
The invention also discloses an air conditioner box body with the connecting structure, which comprises: the box boards are provided with a plurality of box boards which are spliced with each other; the self-locking connection structure of the section bar according to any one of the above, wherein the section bar is arranged on the end parts of the box boards, and the connection piece is connected with the section bar of the end parts of the two adjacent box boards and fixes the two adjacent box boards.
The invention has the following beneficial effects: the invention discloses a section bar self-locking connection structure and an air conditioner box body adopting the structure, and the self-locking between two box boards is realized by arranging specific section bar parts and connecting parts, wherein the section bar parts comprise a first plate body connected with the box boards, a third plate body perpendicular to the box boards and a second plate body with two ends respectively connected with the first plate body and the third plate body, the lower side of the second plate body is provided with a first bulge with an inclined plane, and meanwhile, by arranging the connecting parts with connecting grooves matched with the first bulges on section bars on two sides, when the two box boards are arranged, the distance between the section bar parts and the connecting parts is reduced by screwing up fasteners on the section bars, so that the two section bars on the two box boards can be simultaneously driven to move in opposite directions until the two section bars are mutually attached, the two section bar ends are attached more tightly, the longitudinal movement of the fasteners is converted into the transverse movement process of the section bars, the attachment sealing and locking of the two section bar ends are realized, the displacement or detachment of the box boards is effectively avoided, and the stability of the structure is high.
Additional aspects and detailed advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of the overall structure of an air conditioning cabinet according to an embodiment of the disclosure.
FIG. 2 is a schematic view of section A of FIG. 1 according to one embodiment.
Fig. 3 is a schematic diagram of two adjacent box boards and a connecting piece when separated according to an embodiment.
Fig. 4 is a schematic structural view of a section bar on a box board according to an embodiment of the disclosure.
Fig. 5 is a schematic structural view of a first section bar and a second section bar according to an embodiment of the disclosure.
Fig. 6 is a schematic structural view of a first section disclosed in an embodiment.
Fig. 7 is a schematic structural view of a connector according to an embodiment of the disclosure.
Fig. 8 is a schematic partial cutaway view of an air conditioning cabinet according to an exemplary embodiment.
Fig. 9 is an enlarged schematic B of fig. 7 in accordance with an exemplary disclosure.
Fig. 10 and 11 are partial schematic views of an air conditioning case according to an embodiment of the present disclosure.
FIG. 12 is a schematic view of the section C of FIG. 9 according to one embodiment.
Fig. 13 is a schematic structural view of a third section bar and a fourth section bar according to an embodiment of the disclosure.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention. It should be noted that, in the present description, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different manner from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
In the description of the present invention, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless explicitly specified and limited otherwise, the terms "above," "over" and "above" a second feature include the first feature being directly above or obliquely above the second feature, or simply mean that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
As shown in fig. 1 to 7, as an embodiment of the present invention, a profile self-locking connection structure is disclosed for an air conditioner cabinet composed of a plurality of cabinet panels, comprising a profile 2 at the end of the cabinet panels, and a connection 3 connecting the profile 2 at the end of the adjacent two cabinet panels, the profile 2 comprising a first plate 21 connected to the cabinet panels, a third plate 23 perpendicular to the cabinet panels, and a second plate 22 having both ends respectively connected to the first plate 21 and the third plate 23, the second plate 22 being provided at the lower side with a first protrusion 25, the first protrusion 25 being provided near one side of the cabinet panels with a first inclined surface 251 inclined away from the cabinet panels, the connection 3 being provided at the upper portion with a connection groove 34, both inner groove walls 341 of the connection groove 34 being inclined toward both outer groove walls 342. In the present embodiment and the following embodiments, the terms "upper", "lower", "upper" and "lower" in the case plate and the profile 2 are all expressed with reference to the vertical direction, and specifically refer to the upper and lower positions as shown in the drawing figures. In the present invention, the profile member 2 is connected to the end of the junction box, the profile member may be an aluminum profile or a plastic profile or an aluminum-plastic composite profile, the connecting member 3 is mainly used for connecting two adjacent end profiles of the junction box, the profile member may be an aluminum profile or a plastic profile or an aluminum-plastic composite profile, in this embodiment, the first plate 21 of the profile member 2 is vertically connected to the upper end of the junction box, the third plate 23 is spaced from and parallel to the first plate 21, the second plate 22 is connected between the first plate 21 and the lower end of the third plate 23, in addition, the lower side of the second plate 22 is provided with a first protrusion 25 extending from top to bottom, and the first protrusion 25 is disposed near one side of the junction box as a first inclined surface 251, and the inner groove wall 341 of the same junction box 34 is disposed as a wall surface capable of being attached to the first inclined surface 251, so that in the process of actually connecting the two adjacent end profiles of the junction box and the connecting member 3, the inclined surface is set in consideration that, in the installation, the first protrusion 251 is not vertically clamped into the junction box 34, but gradually clamped into the junction box 34, and gradually clamped into the width of the junction box 34 gradually becomes gradually reduced, and the width gradually becomes gradually reduced to the width gradually reduced as compared with the first protrusion 251, the cross section is gradually reduced as the width gradually becomes the width gradually reduced as compared with the first protrusion 251, and the width gradually becomes gradually reduced when the width is required to be gradually clamped into the first protrusion structure, and gradually reduced. Specifically, when the first inclined surfaces 251 of the adjacent two box-plate end section bar members 2 are respectively contacted with the two inner groove walls 341 of the connecting groove 34 and move to the groove bottom, the third plate bodies 23 of the two box-plate end section bar members 2 move toward each other away from the box plate side until being attached to each other. In this embodiment, two adjacent box boards are spliced with each other along the same horizontal line, the section bar pieces 2 at the end parts of the two box boards are gradually close to each other, so that the two first protrusions 251 are gradually close to each other and are clamped into the connecting groove 34, the two first inclined surfaces 251 are respectively contacted with the two inner groove walls 341, and move along with the two first protrusions 251 towards the groove bottom until the two first protrusions 251 are completely clamped in the connecting groove 34, the connecting groove 34 has a restraining effect on the two first protrusions 251, at the same time, one side of the third plate bodies 23 of the two section bar pieces 2 away from the box boards moves towards each other and is attached to each other, and it is noted that the opposite movement means that the third plate bodies 23 of one section bar piece 2 and the third plate bodies 23 of the other section bar pieces 2 move towards each other. In some existing frameless air-conditioning cases, two male and female sealing and buckling case plates are usually used for butt joint, namely, sealing and buckling of the two case plates are of two different structures, the production cost of manufacturers is high, in addition, a tensioner needs to be tensioned in the process of assembling the case plates, so that an operator is extremely laborious in assembling or disassembling the case plates, the structures of the two male and female sealing and buckling cannot be self-locked after the assembling, the assembling gap is uncontrollable, and the sealing effect is poor. Therefore, the connecting structure of the invention has the functions of connecting and locking the profile parts 2 at the end parts of two adjacent box boards, avoids the displacement or separation of the box boards, has good structural stability and strong reliability, and on the other hand, when the two first bulges 25 are completely clamped and connected in the connecting grooves 34, the third board bodies 23 of the profile parts 2 are mutually attached and abutted at one side far away from the box boards, no gap is arranged between the two third board bodies 23, the sealing performance is good, and the assembly gap between the two third board bodies 23 is controllable when an operator installs the two adjacent box boards 2 and the connecting parts 3. When the two box plates are installed and connected, the distance between the section bar piece and the connecting piece is reduced only by tightening the fasteners such as screws on the section bars, so that the two section bars on the two box plates can be driven to move in opposite directions until the two section bars are mutually attached, the process of converting the longitudinal movement of the fasteners into the transverse movement of the section bars is realized, the attachment sealing and locking of the end parts of the two box plates are ensured, the displacement or detachment of the box plates can be effectively avoided, the locking force is strong, and the stability of the structure is good.
As another embodiment of the invention, the box panel comprises an outer wall panel 11 and an inner wall panel 12 surrounding a heat insulating chamber 13 formed with a profile element 2, the profile element 2 comprising a first profile 210 and a second profile 220 connected to each other, the first profile 210 being connected to the outer wall panel 11 and the second profile 220 being connected to the inner wall panel 12. In the invention, the box board is mainly assembled by the inner and outer wall plates and the profile piece 2, and the transition profile for connecting the inner and outer wall plates and the profile piece 2 is not arranged, so that the production cost of manufacturers is saved, the structure of the box board is simplified, compared with the box board which is mainly used by single wall plates in some air-conditioning boxes in the current market for reducing the number of manufacturers, the box board has poor condensation prevention effect and heat preservation and insulation performance and low reliability, and the invention not only solves the problem of high production cost, but also improves the effect of a box body broken cold bridge. The first section bar 210 further includes a fourth plate 24, one end of the first plate 21 is vertically connected to the lower side of the fourth plate 24, the other end of the first plate 21 is connected to the second section bar 220, the fourth plate 24 is connected to the outer wall plate 11 at a portion of the first plate 21 near the side of the heat insulation chamber 13, one end of the fourth plate 24 far away from the heat insulation chamber 13 is vertically connected to the third plate 23, and two ends of the second plate 22 are respectively connected to the end of the second section bar 220 and the end of the third plate 23. In the present embodiment, the third plate body 23 is arranged in parallel with the first plate body 21 in a direction away from the heat insulation chamber 13, the fourth plate body 24 is vertically connected between the upper ends of the first plate body 21 and the third plate body 23, and when the adjacent two box plate end section members 2 are connected in parallel, the fourth plate body 24 of the first box plate and the fourth plate body 24 of the second box plate are in the same plane, and furthermore, the second box plate 22 and the second section member 220 of the first box plate and the second box plate 22 and the second section member 220 of the second box plate surround a chamber space which is slightly larger than the size of the connecting member 3 for mounting and accommodating the connecting member 3, and the lower end of the connecting member 3 is substantially in the same plane as the inner wall plate 12. Therefore, the connecting piece 3 can connect two adjacent box boards and can be hidden in the cavity space, and the connecting piece is reasonable in structural arrangement, good in overall attractive degree and high in space utilization rate.
As another embodiment of the present invention, the first plate 21, the second plate 22, the third plate 23 and the fourth plate 24 surround to form a reinforced cavity 26, a fastening member 27 is disposed in the reinforced cavity 26, a connecting hole for passing a connecting end of the fastening member 27 is disposed on the second plate 22, and a connecting base 35 is disposed on an upper portion of the connecting member 3 corresponding to the connecting hole 207, and it should be noted that in this embodiment, two connecting bases 35 are disposed to match and connect the fastening members 27 on two adjacent box boards. In this embodiment, the first plate 21, the second plate 22, the third plate 23 and the fourth plate 24 are vertically connected at the end to form a rectangular reinforcing cavity 26, the structure is stable and firm, the fastening member 27 may be a fastening structure such as a bolt, a screw, etc., the fastening member 27 may vertically penetrate through a connecting hole on the second plate 22, and a connecting end below the fastening member 27 abuts against an upper end face of the second plate 22, and likewise, the connecting base 35 may be a base structure such as a nut, etc., and a mounting through hole for connecting the fastening member 27 is provided in the middle of the connecting base 35, and in the actual mounting process, the connecting base 35 vertically penetrates through a base hole at the upper end of the connecting member 3 and is fixedly connected with the base hole, when the connecting end of the fastening member 27 gradually penetrates into the connecting base 35 through the connecting hole, the first inclined surface 251 of the first protrusion 25 contacts with the inner wall at the same side of the connecting groove 34 and moves toward the groove bottom, and the third plate 23 moves away from the box plate. Therefore, the invention not only clamps and restrains the first protrusion 25 and the connecting groove 34, but also installs the fastener 27 and the connecting base 35, thereby having double fixing function and further enhancing the stability of the structure. In addition, in the case where the first inclined surface 251 and the ipsilateral inner groove wall 341 are attached to each other, the distance from the axis of the attachment hole to the first inclined surface 251 is equal to the distance from the axis of the attachment through hole to the inner groove wall 341, in other words, when the first protrusion 25 is not completely engaged in the attachment groove 34, the fastener 27 and the attachment base 35 cannot be completely attached, and only when the first protrusion is engaged in place in the attachment groove 34, the fastener 27 and the attachment base 35 can be mutually coupled, thereby further verifying and ensuring the attachment of the first protrusion 25 and the attachment groove 34 with high reliability.
As another embodiment of the present invention, the lower side of the second plate body 22 is further provided with second protrusions 28, the second protrusions 28 and the first protrusions 25 are respectively disposed at both sides of the connection hole and are abutted against the upper end of the connection member 3, and the height of the second protrusions 28 is equal to the height of the first protrusions 25. Specifically, the first protrusion 25 is disposed below the end portion of the second plate 22, which is close to the third plate 23, and when the upper end of the connecting piece 3 abuts against the lower end of the second protrusion 28, the upper end of the connecting piece is also abutted against the lower end of the first protrusion 25, so that the second protrusion 28 has the effect of limiting the excessive upward movement of the connecting piece 3, and on the other hand, the second protrusion 28 is relatively disposed with the first protrusion 25, so that the stability is stronger when the second protrusion 28 is connected with the connecting piece 3, and the situation that the connection between the first protrusion 25 and the connecting groove 34 is not in place due to the inclination of the connecting piece 3 to two sides is avoided. In other embodiments, the side of the first protrusion 25 away from the box plate is in the same plane with the side of the third plate 23 away from the box plate, the side of the first protrusion 25 away from the box plate of the first box plate is opposite to the first inclined plane 251, and when the side of the first protrusion 25 away from the box plate of the first box plate and the side of the first protrusion 25 away from the box plate of the second box plate are mutually bonded, the side of the third plate 23 away from the box plate of the first box plate and the side of the third plate 23 away from the box plate of the first box plate are mutually bonded, so that the assembly gap is controllable and the sealing performance is good.
As another embodiment of the present invention, the second protrusion 28 is connected to the lower portion of the end portion of the second plate 22 near the heat insulation chamber 13 and is connected to the lower end of the first plate 21 far away from the heat insulation chamber 13, the lower end of the first plate 21 near the heat insulation chamber 13 is provided with a third protrusion 29, the third protrusion 29 and the second protrusion 28 are oppositely arranged and clamped to form a mounting groove 209, the upper end portion of the second profile 220 is accommodated and connected in the mounting groove 209, and the lower end of the second protrusion 28 is a plane matched with the upper surface of the connecting piece 3. In this embodiment, the second protrusion 28 has not only the above-mentioned function, but also forms the mounting groove 209 with the third protrusion 29 to connect the upper end portion of the second profile 220, and in other embodiments, the lower end of the third protrusion 29 is provided with the first extension plate 291 near the heat insulation chamber 13 side, the second profile 220 is provided with the second extension plate 292 near the heat insulation chamber side, the second extension plate 292 is bent to the upper end of the first extension plate 291 around the lower end of the first extension plate 291 in the direction near the heat insulation chamber 13, and the first extension plate 291 and the second extension plate 292 may be embedded in the foam of the heat insulation chamber 13 to strengthen the connection between the second profile 220 and the first profile 210. It should be noted that, in this embodiment, the lower end surface of the second protrusion 28 is a plane, and correspondingly, the upper surface of the connecting piece 3 is a plane that can be attached to the second protrusion 28, and of course, in other embodiments, the lower end surface of the second protrusion 28 may be a concave arc surface, a convex arc surface, or an inclined surface, and correspondingly, the upper surface of the connecting piece 3 is a convex arc surface, a concave arc surface, or an inclined surface that can be attached to the second protrusion 28, so as to ensure the connection smoothness between the lower end of the second protrusion 28 and the upper surface of the connecting piece 3, and the connection is tight and the stability is better.
As another embodiment of the present invention, the connecting member 3 includes a first connecting plate 31, a second connecting plate 32 disposed symmetrically above and below the first connecting plate 31, and a third connecting plate 33 having two ends connected to the first connecting plate 31 and the second connecting plate 32, respectively, wherein the first connecting plate 31, the second connecting plate 32 and the third connecting plate are connected to each other and surround a hollow chamber, and the lower portion of the connecting base 35 can be located in the hollow chamber. Specifically, the upper end of the first connecting plate 31 is abutted against and connected with the lower ends of the first protrusion 25 and the second protrusion 28, the upper end of the first connecting plate 31 is provided with a connecting protrusion 311 with a connecting groove 34 formed at intervals, the connecting base 35 is located on the outer groove wall 342 side of the connecting protrusion 311, the inner groove wall 341 of the connecting protrusion 311 is provided with a second inclined surface inclined away from the connecting base 35, the second inclined surface and the first inclined surface 251 can be mutually attached, and the height of the connecting protrusion 311 is smaller than or equal to that of the first protrusion 25. In this embodiment, the connecting protrusion 311 is located at the middle position of the first connecting plate 31, the cross-sectional width of the connecting protrusion 311 gradually increases from top to bottom, and the inner groove wall 341 of the connecting protrusion 311 is configured as a second inclined surface, so that in the process of actually connecting the two adjacent end section members of the box boards and the connecting member 3, such inclined surface is configured in consideration of that the first protrusion 251 is not vertically and downwardly clamped into the connecting groove 34 but gradually clamped into the connecting groove 34 at an inclined angle during installation, so as to ensure the installation smoothness and stability.
As another embodiment of the present invention, the second plate 22 includes a first bending portion 2211 and a second bending portion 2212, one end of the first bending portion 2211 away from the first plate 21 is vertically connected to the lower end side of the third plate 23 near the first plate 21, the second bending portion 2212 is bent obliquely downward and connected to one end of the first bending portion 2211 near the first plate 21, in addition, a limiting groove 2213 is formed around the first bending portion 2211, the second bending portion 2212 and the first protrusion 25, and the connecting protrusion 311 may be located in the limiting groove 2213. Therefore, the groove shape of the limiting groove 2213 is larger than the shape of the connecting protrusion 25, when the connecting protrusion 311 is located in the limiting groove 2213, the side of the connecting protrusion 311 away from the connecting groove 34 can abut against the side of the second bending portion 2212 away from the reinforcing cavity 26, so as to avoid the excessive displacement of the connecting protrusion 311, and have limiting and restraining effects on the connecting protrusion 311. In other embodiments, the lower end surface of the fastener 27 may be abutted against the first bending portion 2211 or the second bending portion 2212, so as to improve the bearing force of the first bending portion 2211 or the second bending portion 2212 on the fastener 27.
As another embodiment of the present invention, the first profile 210 is provided as an aluminum plate, and the second profile 220 is provided as a PVC plate (polyvinyl chloride); the first connecting plate 31 and the second connecting plate 32 are set to be aluminum plates, the third connecting plate 33 is set to be a PVC plate (polyvinyl chloride), in other implementations, the materials of the first section bar 210, the first connecting plate 31 and the second connecting plate 32 can also be metal plates such as copper plates and steel plates, and the materials of the second section bar 220 and the third connecting plate 33 can also be other substitute plates with heat insulation and heat preservation effects. Because the rigidity intensity of PVC section bar is poor, but thermal-insulated effectual, and sheet metal's rigidity intensity is good, but because sheet metal's heat transfer performance is strong, and heat flow is intensive, and under the circumstances that the difference in temperature is big outside in box 1, the phenomenon of cold bridge appears very easily to adopt the compound concatenation of these two kinds of section bars, can guarantee the stability of structure, can separate the heat transfer between the metal plate body again, it is effectual to break the cold bridge. Specifically, the second profile 220 includes a first plastic plate 221, and a second plastic plate 222 connected to the side of the first plastic plate 221 near the heat insulation chamber 13, where the lower end of the first plastic plate 221 is abutted against and connected with the inner wall plate 12, the second plastic plate 222 is close to the lower end of the first plastic plate 221 and is perpendicular to the first plastic plate 221 to form a clamping groove 223, the end of the inner wall plate 12 is connected in the clamping groove 223, a first sealing member 2231 clamped between the inner wall plate 12 and the second plastic plate 222 is further arranged in the clamping groove 223, and a second sealing member 2232 is arranged between the side of the first plastic plate 221 far from the heat insulation chamber 13 and the second connecting plate 32, where the first sealing member 2231 is mainly used for sealing a joint gap between the inner wall plate 12 and the first plastic plate 221, and the second sealing member 2232 is mainly used for sealing the joint gap between the first plastic plate 221 and the connecting member 3, thereby isolating the inner and outer air leakage and the cold leakage.
As another embodiment of the present invention, the present invention also discloses an air conditioner cabinet adopting the structure, which comprises a plurality of mutually spliced cabinet bodies 1, and the section bar self-locking connection structure as described in any one of the above, wherein the section bar parts 2 are arranged on the end parts of the cabinet boards, and the connection parts 3 are connected with the section bar parts 2 on the end parts of the two adjacent cabinet boards and fix the two adjacent cabinet boards.
As shown in fig. 8 to 13, as an embodiment of the present invention, the case board in any of the above embodiments is provided as a first case board 4, and further includes a second case board 5 and a third case board 6 which are connected to the first case board 4 perpendicularly to each other, the three case boards are connected perpendicularly to each other to form one corner of the air conditioning case, and are connected perpendicularly to each other with the other plurality of first case boards 4, second case boards 5 and third case boards 6 to form an integral air conditioning case. The end parts of the first box plate 4, the second box plate 5 and the third box plate 6 are all provided with sections for splicing two adjacent box plates, and because gaps exist in the splicing of the two adjacent sections, sealing strips for isolating wind are arranged on the sections to ensure the tightness between the two adjacent sections, wherein the section on the first end part of the first box plate 4 is provided with a first sealing strip 41, the section on the fourth end part of the second box plate 5 is provided with a fourth sealing strip 51, the section on the second end part of the third box plate 6 is provided with a second sealing strip 61 parallel to the first sealing strip 41, the section on the third end part of the third box plate 5 is provided with a third sealing strip 62 parallel to the fourth sealing strip 51, and therefore, when the first box plate 4, the second box plate 5 and the third box plate 6 are mutually vertically connected, the first sealing strip 41 is vertically connected with the fourth sealing strip 51 to form a first sealing channel, the second sealing strip 61 is vertically connected with the third sealing strip 62 to form a second sealing channel, and when a plurality of box plates are vertically connected to form an integral body, the first plurality of sealing strips and the second sealing strips are vertically connected with the fourth sealing strips 61 to form a plurality of sealing strips. The second seal 2232 in any of the above embodiments includes the first seal strip 41, the sixth seal strip 42, the fourth seal strip 51, and the fifth seal strip 52. The sealing strips of some existing air-conditioning boxes are usually only used for sealing the box plates and the sectional materials, although wind can be prevented from entering the box plates, when two adjacent sectional materials are spliced, gaps are formed at the splicing positions, so that the wind inside and outside the air-conditioning boxes is convected from the splicing gaps, cold bridge phenomenon is extremely easy to occur, of course, some existing air-conditioning boxes are provided with sealing strips between the two adjacent sectional materials, but manufacturers only consider the splicing gaps between the sealing sectional materials, gaps are formed between the adjacent sealing strips in the whole air-conditioning box, and therefore when a plurality of box plates are spliced, the sealing strips on the whole air-conditioning box cannot form closed-loop sealing channels, and the wind inside and outside the air-conditioning box is convected from the sealing strips, so that the air leakage inside and outside the air-conditioning box cannot be blocked. Therefore, when a plurality of box plates are vertically connected to form an integral air-conditioning box body, the plurality of first sealing strips 41 are vertically connected with the plurality of fourth sealing strips 51 to form a first sealing channel of a closed loop, the plurality of second sealing strips 61 are vertically connected with the plurality of third sealing strips 62 to form a second sealing channel of a closed loop, and gaps are not formed between adjacent sealing strips in the integral air-conditioning box body through the sealing channels of the closed loop, so that the problems of internal and external air leakage and cold leakage can be effectively prevented, the cold bridge breaking effect of the air-conditioning box body is greatly improved, and the double sealing channels are provided, have double sealing guarantee, and improve the integral sealing performance.
As another embodiment of the present invention, the sixth end section of the first box board 4 is provided with a sixth sealing strip 42, the fifth end section of the second box board 5 is provided with a fifth sealing strip 52 parallel to the sixth sealing strip 42, further, the end of the sixth sealing strip 42 is perpendicularly connected to the end of the first sealing strip 41, the end of the fifth sealing strip 52 is perpendicularly connected to the end of the fourth sealing strip 51, and the end of the third sealing strip 62 is perpendicularly connected to the end of the second sealing strip 61. In this embodiment, two sealing strips are respectively disposed on end sections of the first tank board 4, the second tank board 5 and the third tank board 6, and the ends of the sealing strips on each tank board are all connected vertically, so that, for the single first tank board 4, the single second tank board 5 and the single third tank board 6, the ends of the sealing strips are connected vertically, on one hand, the structural stability of the sealing strips can be enhanced, and for the whole air-conditioning box, a closed-loop sealing channel is also formed, and for the whole air-conditioning box, the ends of the sealing strips on the single tank board are connected vertically to form a closed-loop sealing channel, so that the sealing strips are sealed along a complete air channel on the air-conditioning box, but not the sealing of a local air channel, and the air-conditioning box has reasonable structural design and stronger wind resistance.
As another embodiment of the present invention, the first weather strip 41 abuts against the end side of the fifth weather strip 52 away from the fourth weather strip 51 on the side close to the fourth weather strip 51, and the fifth weather strip 52 abuts against the end side of the third weather strip 62 away from the second weather strip 61 on the side close to the second weather strip 61. In this embodiment, when a plurality of box boards are vertically connected to form an integral air-conditioning box body, the upper end portion of the fifth sealing strip 52 is abutted against and connected with the first sealing strip 41, and the upper end surfaces of the first sealing strip 41 and the fourth sealing strip 51 are in the same plane; the lower position of the fifth sealing strip 52 near the upper end is abutted against and connected with the third sealing strip 62, and the upper end surfaces of the second sealing strip 61 and the third sealing strip are in the same plane, and the side of the second sealing strip 61 away from the third sealing strip 62 and the side of the fifth sealing strip 52 away from the third sealing strip 62 are in the same plane, which should be noted that, in the present embodiment and the following embodiments, the "upper side", "lower side", "upper side", "lower side" in the sealing strips are expressed by taking the vertical direction as the reference, and the specific reference indicates the upper and lower positions as shown in the drawing. As another embodiment of the present invention, the side of the first sealing strip 41 abutting against the fifth sealing strip 52 is in the same plane as the side of the second sealing strip 61 away from the third sealing strip 62, and the side of the third sealing strip 62 abutting against the fifth sealing strip 52 is in the same plane as the side of the fourth sealing strip 51 away from the sixth sealing strip 42, so that the sealing engagement is better. In addition, when the air conditioner box body is combined with the actual air flow, the second sealing strips 61, the third sealing strips 62 and the fifth sealing strips 52 are closer to the air conditioner box body, so that the air flows along the inner end surfaces of the three sealing strips preferentially, the second sealing strips 61 are vertically connected with the third sealing strips 62 to form a closed-loop second sealing channel, the air flow inside and outside is blocked, and certain air possibly flows upwards from the position where the fifth sealing strips 52 are abutted against the third sealing strips 62, and the first sealing strips 41 are vertically connected with the fourth sealing strips 51 to form a closed-loop first sealing channel, so that the air flow inside and outside is blocked, and the air conditioner box body is blocked by the first sealing channel and the second sealing channel when the external air flows, so that the effect of a cold bridge is effectively achieved.
As another embodiment of the invention, the profile of the first end or the sixth end is provided as a first profile structure 71, the profile of the fourth end or the fifth end is provided as a second profile structure 72, the second end or the third end profile is provided as a third profile structure 73, further wherein the first sealing strip 41 is connected between the first profile structure 71 and the third profile structure 72, the second sealing strip 61 is located below the first sealing strip 41 and is connected between the third profile structure 73 and the inner wall panel of the first box panel 4. In other embodiments, the fourth sealing strip 51 is connected between the first profile structure 71 and the third profile structure 73, the third sealing strip 62 being located below the fourth sealing strip 51 and being connected between the third profile structure 73 and the inner wall panel of the second box panel 5; the sixth sealing strip 42 is connected between the second profile structure 72 and the third profile structure 73, and the fifth sealing strip 52 is located inside the sixth sealing strip 42 close to the second sealing strip 61 and is connected between the second profile structure 72 and the inner wall panel of the first box panel 4. Therefore, in the invention, when a plurality of box boards are vertically connected to form an integral air conditioner box body, the sealing strips on the first box board 1, the second box board 2 and the third box board 3 are clamped between two adjacent section bar structures to separate air channels between the section bar structures, the first sealing strip, the fourth sealing strip and the sixth sealing strip are far away from the cavity of the air conditioner box body and mainly separate air flow and wind flow entering the cavity of the box body from the outside, and the second sealing strip, the third sealing strip and the fifth sealing strip are close to the cavity of the air conditioner box body and mainly separate air flow and wind flow from the inside to the outside of the cavity of the box body. In this embodiment, the first profile structure 71 and the second profile structure 72 are the profile members 2 in any of the above embodiments.
As another embodiment of the present invention, the first box board 4 or the second box board 5 comprises an outer wall board 11 and an inner wall board 12, the first profile structure 71 or the second profile structure 72 comprises a first profile 210 connected to the outer wall board 11, and a second profile 220 connected to the inner wall board 12, one end of the second profile 220 near the outer wall board 11 is connected to the lower end side of the first profile 210 far from the outer wall board 11, and one end of the second profile 220 far from the outer wall board 12 is connected to the inner wall board 11. As another embodiment of the invention, the third box panel 6 comprises a second outer wall panel 110 and a second inner wall panel 120, the third profile structure 73 comprises a third profile 230 connected to the second outer wall panel 110, a fourth profile 240 connected to the second inner wall panel 120, one end of the fourth profile 240 near the second outer wall panel 110 being connected to the lower end of the third profile 230 on the side remote from the second outer wall panel 110, and one end of the fourth profile 240 remote from the second outer wall panel 110 being connected to the second inner wall panel 120. In the present invention, the materials of the first section bar 210 and the third section bar 230 are aluminum plates, or metal plates such as steel plates or copper plates, and the heat transfer performance of the metal plates is strong, the heat flow is dense, and the phenomenon of cold bridge is very easy to occur under the condition of large temperature difference between the inside and the outside of the box body, so that the heat transfer is blocked or reduced, and the cold bridge effect can be effectively achieved, therefore, the second section bar 220 and the fourth section bar 240 in the present invention are PVC (polyvinyl chloride) section bars, and in other embodiments, other alternative section bars with heat insulation effect can be adopted, because the rigidity strength of the PVC section bars is poor, but the heat insulation effect is good, and the rigidity strength of the metal plate body is good, but the heat transfer speed is fast, thereby adopting the composite splicing of the two section bars, not only ensuring the stability of the structure, but also isolating the heat transfer between the metal plate bodies. In addition, the first box board 4 or the second box board 5 is mainly formed by assembling inner and outer wall boards and sectional materials, and transitional sectional materials for connecting the inner and outer wall boards and the sectional materials are not arranged, so that the production cost of manufacturers is saved, the structure of the box board is simplified, and compared with the box boards with single wall boards in some air conditioner boxes in the current market, the box board has poor condensation preventing effect and heat insulating performance, and the invention not only solves the problem of high production cost, but also improves the effect of a box body broken cold bridge.
As another embodiment of the invention, the upper end of the second profile 210 is provided with a first sealing strip 41 or a sixth sealing strip 42 or a fourth sealing strip 51 or a fifth sealing strip 52, and the fourth profile 240 is provided with a second sealing strip 61 or a third sealing strip 62 on the side facing away from the chamber of the third box plate 6. Further, in the third box panel 6 and the first box panel 4 or the second box panel 5 which are connected to each other perpendicularly, the lower end of the third profile 230 is abutted against the first sealing strip 41 or the sixth sealing strip 61 or the fourth sealing strip 51 or the fifth sealing strip 52, and the side of the first inner wall panel 12 away from the first outer wall panel 11 is abutted against the second sealing strip 61 or the third sealing strip 62, and furthermore, in some specific embodiments, the cross-sectional length of the side of the third profile 230 away from the cavity of the third box panel 6 is equal to the cross-sectional length of the side of the first profile away from the first outer wall panel 11. Thus, in the present invention, the first profile 210 and the second profile 220 are connected to each other and fixed to the first outer wall panel 11 and the first inner wall panel 12, respectively, to seal the cavity of the first box panel 4 or the second box panel 5, and the first profile 210 and the second profile 220 are spliced to each other with the third profile 230 and the fourth profile 240 to fix the adjacent two box panels, and when the above profiles are spliced to each other, the lower end of the third profile 230 is abutted against the first sealing strip 41 or the sixth sealing strip 61 or the fourth sealing strip 51 or the fifth sealing strip 52, and the side of the first inner wall panel 12 remote from the first outer wall panel 11 is abutted against the second sealing strip 61 or the third sealing strip 62 to seal the spliced gap between the adjacent two box panels.
As another embodiment of the present invention, the second profile 220 or the fourth profile 240 includes a first plastic plate 221 and a second plastic plate 222, the first plastic plate 221 is vertically connected to the first inner wall plate 12 or the second inner wall plate 120 near the first inner wall plate 12 or the second inner wall plate 120, the second plastic plate 222 is parallel to the first inner wall plate 12 or the second inner wall plate 120 and is vertically connected to the first plastic plate 221 to form a slot 223, the first inner wall plate 12 is connected to the slot 223, and a sealing piece clamped between the second plastic plate 222 and the first inner wall plate 12 or the second inner wall plate 120 is further disposed in the slot 223, which is the first sealing member 2231 in any embodiment. Therefore, in the present invention, the second profile 220 and the fourth profile 240 are both of a standard type, and the present invention has a simple structure and high standardization, and can reduce the production line and simplify the production process for manufacturers, and can greatly reduce the difficulty of installing the box board for operators, and is convenient to assemble. In addition, the sealing piece is disposed in the clamping groove 223, and is mainly used for sealing the gap between the second plastic plate 222 and the first inner wall plate 12 or the second inner wall plate 120, so as to prevent air flow and wind flow from entering the cavity of the box plate. In addition, in other embodiments, a second fastening member 25 is further provided, where the second fastening member 25 may be a fastening connection member such as a bolt, a stud, or the like, and the third section bar 230 is provided with a through second connection channel on a side away from the cavity of the third box board 6, and the first section bar 210 is provided with a first connection channel on a side away from the first outer wall board 11, where the first connection channel and the second connection channel are correspondingly through for installing the second fastening member 25, and in the third box board 6 and the first box board 4 or the second box board 5 that are connected perpendicularly to each other, the second fastening member 25 enters the second connection channel through the first connection channel to achieve connection, so that the second fastening member 25 can further fix the third box board 6 and the first box board 4 or the second box board 5 that are connected perpendicularly to each other, so as to enhance structural stability, be firm in structure, and have a long service life, and avoid loosening or separation between the box boards.
Furthermore, in other embodiments, the chamber side of the third profile 230 away from the third box plate 6 is vertically provided with the fourth protrusion 231, the lower end of the third profile 230 away from the chamber side of the third box plate 6 is provided with the fifth protrusion 232, and when the first box plate 4 or the second box plate 5 and the third box plate 6 are vertically connected with each other, the fourth protrusion 231 is accommodated and/or connected in the limit groove 2213, the lower end surface of the fifth protrusion 232 is abutted against and connected with the upper end surface of the first plastic plate 221, and the chamber side of the fifth protrusion 232 away from the third box plate 6 is abutted against and connected with the side of the second protrusion 28 away from the first outer wall plate 11, so that the fifth protrusion 232 has a supporting function, preventing the third profile 230 from being displaced downwards, the stability is better, and the distance between the upper end of the third plate 23 and the lower end of the second protrusion 28 is equal to the distance between the upper end of the second outer wall plate 110 and the lower end of the fifth protrusion 232.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
In summary, the foregoing description is only of the preferred embodiments of the present invention, and all equivalent changes and modifications made in accordance with the claims should be construed to fall within the scope of the invention.

Claims (8)

1. A section bar self-locking connection structure for the air conditioner box that comprises a plurality of boxboards, its characterized in that: the connecting piece comprises profile pieces positioned at the end parts of the box boards and connecting pieces for connecting the profile pieces at the end parts of the two adjacent box boards;
The profile piece comprises a first plate body connected with the box plate, a third plate body perpendicular to the box plate and a second plate body with two ends respectively connected with the first plate body and the third plate body, wherein a first bulge is arranged on the lower side of the second plate body, and the first bulge is close to a first inclined surface which is inclined in the direction away from the box plate from one side of the box plate;
the upper part of the connecting piece is provided with a connecting groove, two inner groove walls of the connecting groove incline towards two outer groove walls, and when first inclined surfaces of two adjacent box plate end section bar pieces are respectively contacted with the two inner groove walls of the connecting groove and move towards the groove bottom, the third plate bodies of the two section bar pieces move towards each other until being mutually attached at one side far away from the box plate;
The box board comprises an outer wall board and an inner wall board which are surrounded by a profile piece and form a heat insulation cavity, the profile piece comprises a first profile and a second profile which are connected with each other, the first profile is connected with the outer wall board, and the second profile is connected with the inner wall board; the first section bar comprises a first plate body, a second plate body and a third plate body; the first section bar further comprises a fourth plate body, one end of the first plate body is vertically connected to the lower side of the fourth plate body, the other end of the first plate body is connected with the second section bar, the part, close to the heat insulation chamber, of the first plate body is connected with the outer wall plate, one end, far away from the heat insulation chamber, of the fourth plate body is vertically connected with the third plate body, and two ends of the second plate body are respectively connected with the end part of the second section bar and the end part of the third plate body;
The first plate body, the second plate body, the third plate body and the fourth plate body surround to form a reinforcing cavity, a fastener is arranged in the reinforcing cavity, a connecting hole for the connecting end of the fastener to pass through is formed in the second plate body, and a connecting base is arranged on the upper part of the connecting piece corresponding to the connecting hole; when the connecting end of the fastener gradually penetrates into the connecting base through the connecting hole, the first inclined surface of the first bulge is contacted with the inner wall on the same side of the connecting groove and moves towards the groove bottom, and the third plate body moves towards the direction away from the box plate.
2. The profile self-locking connection according to claim 1, characterized in that: the lower side of the second plate body is also provided with second bulges, the second bulges and the first bulges are respectively arranged on two sides of the connecting hole and are propped against and connected with the upper end of the connecting piece, and the height of the second bulges is equal to that of the first bulges.
3. The profile self-locking connection according to claim 2, characterized in that: the side, away from the box plate, of the first bulge and the side, away from the box plate, of the third plate body are located on the same plane.
4. A profile self-locking connection as in claim 3, wherein: the second bulge is connected to the lower part of the second plate body, which is close to one end part of the heat insulation chamber, and is connected with the lower end of the first plate body, which is far away from the side of the heat insulation chamber, a third bulge is arranged on the side of the lower end of the first plate body, which is close to the side of the heat insulation chamber, and is oppositely arranged with the second bulge and clamped to form a mounting groove, the upper end part of the second section bar is accommodated in and connected with the mounting groove, and the lower end of the second bulge is a plane matched with the upper surface of the connecting piece.
5. The profile self-locking connection according to claim 3 or 4, characterized in that: the connecting piece comprises a first connecting plate, a second connecting plate and a third connecting plate, wherein the second connecting plate is vertically symmetrically arranged with the first connecting plate, and the two ends of the third connecting plate are respectively connected with the first connecting plate and the second connecting plate;
The upper end of first connecting plate and the bellied lower extreme of first arch and second are supported and are leaned on and are connected, the upper end of first connecting plate is provided with the interval and forms the connection arch of spread groove, the connection base is located the protruding outer cell wall side of connection, the connection arch is located one side of interior cell wall and sets up to the second inclined plane that inclines to keeping away from the connection base direction, the second inclined plane can laminate each other with first inclined plane, the bellied height of connection is less than or equal to first bellied height.
6. The profile self-locking connection according to claim 5, wherein: the second plate body comprises a first bending part and a second bending part, one end of the first bending part far away from the first plate body is vertically connected with the side, close to the lower end of the first plate body, of the third plate body, and the second bending part is bent in a downward inclined manner and is connected with one end, close to the first plate body, of the first bending part;
the first bending part, the second bending part and the first bulge surround to form a limiting groove, and the connecting bulge can be positioned in the limiting groove.
7. The profile self-locking connection according to claim 6, wherein: the first section bar is arranged as an aluminum plate, and the second section bar is arranged as a PVC plate; the first connecting plate and the second connecting plate are arranged as aluminum plates, and the third connecting plate is arranged as a PVC plate;
The second section bar includes that the first board of moulding and connect in the first board of moulding is close to the second of thermal-insulated cavity side and mould the board, the lower tip of first board of moulding offsets with the interior wallboard and leans on and be connected, the second is moulded the board and is close to the first board lower extreme of moulding and mould the board mutually perpendicularly with first and form a draw-in groove, the end connection of interior wallboard in the draw-in groove, still be provided with the centre gripping in the draw-in groove and mould the first sealing member between the board in wall board and the second, the first board of moulding is kept away from thermal-insulated cavity side and is provided with the second sealing member between the second connecting plate.
8. An air conditioning case, comprising:
The box boards are provided with a plurality of box boards which are spliced with each other;
The profile self-locking connection structure according to any one of claims 1 to 7, wherein the profile members are provided on the end portions of the case plates, and the connection member is connected to the profile members of the end portions of the adjacent case plates and fixes the adjacent case plates.
CN202111441042.5A 2021-11-30 2021-11-30 Section bar self-locking connection structure and air conditioner box body adopting same Active CN114165504B (en)

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CN114165504B true CN114165504B (en) 2024-04-19

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Publication number Priority date Publication date Assignee Title
EP1742316A1 (en) * 2005-07-05 2007-01-10 Richard Lesonitzky GmbH Installation box
CN201992787U (en) * 2011-04-08 2011-09-28 苏州苏净安发空调有限公司 Connecting structure of wall boards of central air-conditioning case body
CN203396061U (en) * 2013-06-22 2014-01-15 广东西屋康达空调有限公司 Combined air-conditioning box
CN203595237U (en) * 2013-09-23 2014-05-14 深圳麦克维尔空调有限公司 Air conditioner casing and air-conditioning unit
CN104344531A (en) * 2013-08-08 2015-02-11 浙江盾安机电科技有限公司 Panel connecting structure of air handling unit
CN208652876U (en) * 2018-09-10 2019-03-26 顿汉布什(中国)工业有限公司 A kind of air-conditioning box unit box body structure
CN212132856U (en) * 2020-10-31 2020-12-11 山东雅士股份有限公司 Frameless box body for air conditioning unit
CN214094904U (en) * 2020-09-17 2021-08-31 天津华信机械有限公司 Air-conditioning box heat insulation plate structure and air-conditioning box with same
CN217303156U (en) * 2021-11-30 2022-08-26 康弗特(浙江)环境技术有限公司 Self-locking profile piece and connecting structure adopting same

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1742316A1 (en) * 2005-07-05 2007-01-10 Richard Lesonitzky GmbH Installation box
CN201992787U (en) * 2011-04-08 2011-09-28 苏州苏净安发空调有限公司 Connecting structure of wall boards of central air-conditioning case body
CN203396061U (en) * 2013-06-22 2014-01-15 广东西屋康达空调有限公司 Combined air-conditioning box
CN104344531A (en) * 2013-08-08 2015-02-11 浙江盾安机电科技有限公司 Panel connecting structure of air handling unit
CN203595237U (en) * 2013-09-23 2014-05-14 深圳麦克维尔空调有限公司 Air conditioner casing and air-conditioning unit
CN208652876U (en) * 2018-09-10 2019-03-26 顿汉布什(中国)工业有限公司 A kind of air-conditioning box unit box body structure
CN214094904U (en) * 2020-09-17 2021-08-31 天津华信机械有限公司 Air-conditioning box heat insulation plate structure and air-conditioning box with same
CN212132856U (en) * 2020-10-31 2020-12-11 山东雅士股份有限公司 Frameless box body for air conditioning unit
CN217303156U (en) * 2021-11-30 2022-08-26 康弗特(浙江)环境技术有限公司 Self-locking profile piece and connecting structure adopting same
CN217357501U (en) * 2021-11-30 2022-09-02 康弗特(浙江)环境技术有限公司 Combined type connecting structure and air conditioner box body adopting same

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