CN210745705U - Electric control box, heat switching device and refrigerating device - Google Patents
Electric control box, heat switching device and refrigerating device Download PDFInfo
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- CN210745705U CN210745705U CN201922013754.1U CN201922013754U CN210745705U CN 210745705 U CN210745705 U CN 210745705U CN 201922013754 U CN201922013754 U CN 201922013754U CN 210745705 U CN210745705 U CN 210745705U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/56—Heat recovery units
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Abstract
The utility model provides an automatically controlled box, heat recovery auto-change over device and refrigerating plant. The automatically controlled box includes: the box body is internally provided with a wire holder, the side wall of the box body corresponding to the position of the wire holder is provided with a wiring gap, and the size of the wiring gap is larger than that of the surface of the wire holder facing the wiring gap; the box cover is connected with the box body and used for sealing the opening end of the box body. The utility model provides an automatically controlled box, the position that corresponds the connection terminal at the lateral wall of box body has add large size wiring breach, guaranteed that the working process can not receive the phenomenon that the box body lateral wall blockked, the user of being convenient for directly connects a telephone switchboard through the wiring breach, therefore can reduce the distance between the lateral wall of connection terminal and box body, save the space between the lateral wall of connection terminal and box body, and then reduce the volume of automatically controlled box, be favorable to reduction in production cost and assembly cost, be favorable to reducing the demand to installation space, also be favorable to reducing the wiring degree of difficulty.
Description
Technical Field
The utility model relates to a refrigerating plant technical field particularly, relates to an automatically controlled box, including the hot auto-change over device of above-mentioned automatically controlled box and refrigerating plant including above-mentioned hot auto-change over device.
Background
Be equipped with the connection terminal in the automatically controlled box, need reserve a large amount of spaces between the lateral wall of connection terminal and automatically controlled box, supply the user handle to stretch into the wiring, lead to automatically controlled box body volume too big.
SUMMERY OF THE UTILITY MODEL
In order to solve at least one of the above technical problems, an object of the present invention is to provide an electrical control box.
Another object of the present invention is to provide a hot switching device including the above-mentioned electric control box.
Still another object of the present invention is to provide a refrigerating apparatus including the above thermal switching device.
In order to achieve the above object, the present invention provides an electric control box, including: the box body is provided with an opening at one end, a wire holder is arranged in the box body, a wiring gap is arranged on the side wall of the box body corresponding to the position of the wire holder, and the size of the wiring gap is larger than that of the surface of the wire holder facing the wiring gap; and the box cover is connected with the box body and used for sealing the opening end of the box body.
The utility model discloses the technical scheme of the first aspect provides an automatically controlled box, the wiring breach has been add at the position that the lateral wall of box body corresponds the connection terminal, and the size of wiring breach is greater than the size on connection terminal towards the surface of wiring breach, guaranteed that the wiring process can not receive the phenomenon that the box body lateral wall blockked, the direct wiring through the wiring breach of user of being convenient for, therefore can reduce the distance between the lateral wall of connection terminal and box body, space between the lateral wall of saving connection terminal and box body, and then reduce the volume of automatically controlled box, be favorable to reducing manufacturing cost and assembly cost, be favorable to reducing the demand to installation space, also be favorable to reducing the wiring degree of difficulty. After the wiring is finished, the box cover is covered, the box cover can seal the opening end of the box body, the relative integrity of the appearance of the electric control box is guaranteed, and structures such as electronic components in the electric control box are protected.
It is worth mentioning that the electronic control box needs to be wired outwards, and a wire holder is usually connected with a plurality of wire bodies, and a plurality of wiring holes are usually arranged on the box body of the electronic control box in the prior art, and the size of each wiring hole is matched with the size of the corresponding wire body, so that each wire body can penetrate through the wiring hole and extend out. Because the size of wiring hole is less than the size of connection terminal far away, only can supply the line body to pass, the lateral wall of box body has sheltered from the connection terminal almost completely in other words, therefore need reserve sufficient space in the box body, guarantees that the user can stretch into the wiring by the handle, and the line that connects then passes the wiring hole and stretches out automatically controlled box, and then links to each other with exterior structure.
And this application has then set up large-size wiring breach at the position that the box body of automatically controlled box corresponds the connection terminal, and the size of wiring breach is greater than the size on connection terminal towards the surface of wiring breach, then the connection terminal can not receive any of box body and block, directly can see the connection terminal and carry out wiring operation in connection breach department.
Additionally, the utility model provides an automatically controlled box among the above-mentioned technical scheme can also have following additional technical characteristics:
in the above technical scheme, the one end of lid is equipped with at least one and rotates connecting portion, rotate connecting portion with the last lateral wall of box body cooperatees, makes the lid is suitable for relatively the box body rotates.
The setting of rotation connecting portion for the lid can take place relative rotation with the box body, and in production installation and later stage maintenance process, be convenient for rotate the lid to suitable position as required, the customer operation and the later stage maintenance of being convenient for.
In the technical scheme, the rotary connecting part is a hanging lug which comprises a first flanging and a second flanging, the first flanging is connected with the upper end of the box cover, and the second flanging is connected with the first flanging and extends downwards; the upper side wall of the box body is provided with insertion holes which are in one-to-one correspondence with the hanging lugs, and the hanging lugs are suitable for being inserted into the corresponding insertion holes and are in clearance fit with the insertion holes, so that the box cover is suitable for being opposite to the box body to rotate.
Set up the hangers in the upper end of lid, correspond on the last lateral wall of box body and set up the jack, the cross-section of hangers is L shape, during the assembly earlier insert in the jack with the second turn-ups of hangers, because hangers and jack clearance fit, can take place relative rotation, then can with the lid rotatory position to the open end of closing cap box body, can utilize fasteners such as screw or other modes to be connected lid and box body fastening after that, guarantee the stability of being connected of lid and box body. The cooperation of hangers and jack can play the positioning action in the assembling process, is favorable to improving assembly efficiency. Simultaneously, in production installation and later stage maintenance process, can also guarantee that the lid hangs on the box body, therefore need not the user and lay the lid with the hand or with other devices, and be convenient for rotate the lid to suitable position as required, the customer operation and the later stage maintenance of being convenient for.
The hangers are arranged at the upper end of the box cover, the hangers can be inserted into the insertion holes by the aid of gravity of the box cover, the box cover is rotationally covered by the gravity, assembly of the hangers and the box body is achieved, and reduction of operation difficulty of a user is facilitated. Meanwhile, the gravity of the box cover can be utilized to effectively prevent the hangers from being separated from the jacks, and the reliability of the box cover hung on the box body is further improved. Compared with a hinge and other rotating connecting parts, the hanging lug has the same functions, is simple in structure, not only is beneficial to reducing the cost, but also is beneficial to improving the assembly efficiency. Furthermore, the number of hangers is a plurality of, and a plurality of hangers interval sets up.
In the technical scheme, the upper end of the box cover is provided with a folded edge, the folded edge is provided with a first cut and a second cut, and the part of the folded edge between the first cut and the second cut forms the first folded edge.
The upper end of lid is equipped with the hem, and the hem can laminate mutually with the upside wall of box body, improves the lid to the closing cap reliability of box body. The first notch and the second notch are arranged on the folded edge, the part between the first notch and the second notch is the first folded edge, and the hanging lug and the folded edge of the box cover are integrally formed, so that the connection strength of the hanging lug and the box cover is improved, the probability of breakage of the hanging lug is reduced, the production process of the box cover is simplified, and the reduction of the production cost is facilitated.
In any of the above technical solutions, the box cover is provided with a baffle plate for covering the wiring gap.
The lid is equipped with the baffle, and then the back that finishes of working a telephone switchboard covers the lid, and the baffle can block the wiring breach, improves the integrality of automatically controlled box outward appearance to prevent that external dust debris etc. from getting into automatically controlled box from wiring breach, play the guard action to the inner structure of automatically controlled box.
In any of the above technical solutions, the side wall of the box body where the wiring gap is provided with a wire passing structure, the wire passing structure is provided with a U-shaped wire passing hole, and the box cover is provided with a wire passing gap corresponding to the wire passing hole.
The lateral wall that the box body was equipped with the wiring breach still is equipped with the line structure, crosses the line hole that the line structure was equipped with the U-shaped, compares in the circular line hole of crossing among the prior art, and the user can directly impress the line body from the U-shaped entrance of crossing the line hole and need not to punch the line, therefore has also reduced the wiring degree of difficulty. Meanwhile, the box cover is correspondingly provided with a wire passing notch, so that the wire body can conveniently pass through the box cover to be connected with an external structure.
In the above technical solution, the wire passing structure includes a wire clamping member, the wire clamping member is U-shaped and encloses the wire passing hole, and a U-shaped inlet of the wire clamping member is of a throat structure.
The line passing structure comprises a line clamping piece, the line clamping piece is U-shaped and surrounds a line passing hole, and a U-shaped inlet is of a necking structure, so that the line body can be prevented from being separated from the U-shaped inlet, and the stability of the line body is improved.
In the above technical scheme, a first rib and a second rib are arranged at the U-shaped inlet of the wire clamping piece, one end of the first rib and one end of the second rib are respectively connected with two ends of the U-shaped inlet, and the other end of the first rib and the other end of the second rib extend obliquely in a direction approaching each other and define a wire passing gap.
The U-shaped entry of card line spare is equipped with first flange and second flange, and first flange and second flange are arranged and are the V-arrangement structure, and the V-arrangement opening is towards the U-shaped entry, and the line clearance is crossed to the most advanced of V-arrangement remaining, then the line body can get into through the line clearance, and then impresses into crossing in the line hole. And first flange and second flange can further prevent that the line body from deviating from, have improved the stability of the line body.
In the above technical solution, the wire clamping member is an elastic member.
The wire clamping piece is an elastic piece, has certain elastic deformation capacity, can protect the wire body, and can prevent the wire connection process sheet metal or other sharp structures from damaging the wire body compared with hard structures such as sheet metal.
In the above technical solution, the wire passing structure further includes a wire passing plate, the wire passing plate is provided with a wire passing groove corresponding to the wire passing hole, and the wire clamping member is installed on the wire passing plate.
The wire passing structure further comprises a wire passing plate which is used as a mounting carrier of the wire clamping piece and can play a certain supporting role on the wire clamping piece to prevent the elastic wire clamping piece from excessively deforming. Meanwhile, the wire passing plate is provided with a wire passing groove which corresponds to the wire passing hole, so that the wire routing of the wire body is not influenced.
In the above technical scheme, the wire passing member is provided with a clamping groove adapted to the wire passing plate, and part of the wire passing plate is inserted into the clamping groove and is in interference fit with the clamping groove to clamp the wire passing member on the wire passing plate.
The wire passing piece is provided with a clamping groove, the part of the wire passing plate is inserted into the clamping groove and is in interference fit with the clamping groove to clamp the wire passing piece on the wire passing plate, so that the assembly of the wire passing piece can be realized, and the wire passing piece is convenient and quick to detach and replace.
In the above technical solution, the part of the wire passing plate exposed out of the clamping groove is located on the inner side of the box cover and abuts against the baffle plate of the box cover.
The part of the wire passing plate exposed out of the clamping groove is positioned on the inner side of the box cover and is abutted against the baffle plate of the box cover, so that the baffle plate can cover the wiring gap, the gap on the appearance of the electric control box is reduced, and the integrity and the attractiveness of the appearance of a product are improved.
In any of the above technical solutions, the wiring gap is disposed on the lower sidewall of the box body; and/or the wire holder is arranged on a supporting plate, and the supporting plate is obliquely arranged and is connected with the side wall of the box body, which is provided with the wire connection notch.
Because the wire holder generally connects the wires downwards, the wire connection notch is arranged on the lower side wall of the box body, and the wire connection habit of a user is met.
The wire holder is established in the backup pad, and the backup pad slope sets up and links to each other with the lateral wall that the box body was equipped with the wiring breach for the wire holder also slopes to set up, compares in vertical setting, and the user of being convenient for is worked a telephone switchboard. Meanwhile, the space for a user to insert a hand to perform wiring operation in the prior art is saved, so that the size of the electric control box is effectively reduced.
The utility model discloses technical scheme of second aspect provides a heat recovery auto-change over device, include: a host; and the electronic control box according to any one of the technical solutions of the first aspect, which is provided on the main machine and connected with the main machine.
The utility model discloses the heat recovery auto-change over device that technical scheme of second aspect provided, because of including any one in the first aspect technical scheme automatically controlled box, therefore have all beneficial effects that any above-mentioned technical scheme had, no longer describe herein.
The utility model discloses technical scheme of third aspect provides a refrigerating plant, include: according to the heat recovery switching device in the second aspect, the host of the heat recovery switching device is provided with an indoor unit interface and an outdoor unit interface; the indoor unit is connected with the indoor unit interface; and the outdoor unit is connected with the outdoor unit interface.
The utility model discloses technical scheme of third aspect provides a refrigerating plant, because of including the second aspect technical scheme heat recovery auto-change over device, therefore have all beneficial effects that any above-mentioned technical scheme had, no longer describe here.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic perspective view of a box according to some embodiments of the present invention;
FIG. 2 is a schematic front view of the cartridge of FIG. 1;
FIG. 3 is a schematic perspective view of the cartridge of FIG. 1 from another perspective;
FIG. 4 is an enlarged schematic view of portion A of FIG. 3;
fig. 5 is a schematic perspective view of a cover according to some embodiments of the present invention;
fig. 6 is a schematic perspective view of an electric control box according to some embodiments of the present invention in a first state;
FIG. 7 is a schematic perspective view of the electrical control cabinet of FIG. 6 from another perspective in a first state;
FIG. 8 is a front view of the electrical control box of FIG. 7;
FIG. 9 is a schematic cross-sectional view taken along line B-B of FIG. 8;
FIG. 10 is a perspective view of the electrical control pod of FIG. 6 in a second position;
FIG. 11 is an enlarged schematic view of the portion C of FIG. 10;
FIG. 12 is a front view of the electrical control box of FIG. 10;
FIG. 13 is a schematic bottom view of the electrical control box of FIG. 10;
FIG. 14 is a schematic top view of the electrical control pod of FIG. 10;
fig. 15 is a schematic perspective view of a heat recovery switching device according to some embodiments of the present invention;
fig. 16 is a schematic block diagram of a refrigeration unit according to some embodiments of the present invention.
Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 16 is:
the outdoor unit comprises a box body 1, a wire holder 11, a wire gap 12, a wire clamping piece 13, a wire hole 131, a first rib 132, a second rib 133, a wire gap 134, a clamping groove 135, a wire plate 14, a jack 15, a supporting plate 16, a connecting plate 17, a box cover 2, a hanging lug 21, a first flanging 211, a second flanging 212, a baffle 22, a wire gap 23, a folding edge 24, a first notch 241, a second notch 242, a connecting hole 25, an electronic control box 100, a heat recovery switching device 200, a main unit 202, a refrigeration device 300, indoor units 302 and 304 outdoor units.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
An electronic control box, a heat recovery switching device, and a refrigeration device according to some embodiments of the present invention are described below with reference to fig. 1 to 16.
As shown in fig. 6, 7 and 10, an embodiment of the first aspect of the present invention provides an electronic control box 100, including: a box body 1 and a box cover 2.
Specifically, one end of the box body 1 is open, and the wire holder 11 is disposed in the box body 1, as shown in fig. 1, 2 and 3. The side wall of the box body 1 corresponding to the wire holder 11 is provided with a wire connection notch 12, as shown in fig. 1, and the size of the wire connection notch 12 is larger than the size of the surface of the wire holder 11 facing the wire connection notch 12.
The cap 2 is coupled to the case body 1 to close the open end of the case body 1, as shown in fig. 10 and 12.
The number of the wire holders 11 may be one or multiple (as shown in fig. 2), and the number of the wire notches 12 is equal to the number of the wire holders 11 and corresponds to one another.
The utility model discloses the embodiment of the first aspect provides an automatically controlled box 100, wiring breach 12 has been add at the position that the lateral wall of box body 1 corresponds connection terminal 11, and the size of wiring breach 12 is greater than the size on the surface of connection terminal 11 towards wiring breach 12, the phenomenon that the wiring process can not receive the lateral wall of box body 1 and block is guaranteed, the direct wiring through wiring breach 12 of user of being convenient for, therefore can reduce the distance between the lateral wall of connection terminal 11 and box body 1, save the space between the lateral wall of connection terminal 11 and box body 1, and then reduce the volume of automatically controlled box 100, be favorable to reduction in production cost and assembly cost, be favorable to reducing the demand to installation space, also be favorable to reducing the wiring degree of difficulty. After the connection is finished, the box cover 2 is covered, and the box cover 2 can cover the opening end of the box body 1, as shown in fig. 10 and 12, so that the relative integrity of the appearance of the electronic control box 100 is ensured, and the structures of electronic components and the like in the electronic control box 100 are protected.
It is worth mentioning that the electronic control box needs to be wired outwards, and one wire holder 11 is usually connected with a plurality of wire bodies, and a plurality of wiring holes are usually arranged on the box body 1 of the electronic control box in the prior art, and the size of each wiring hole is matched with the size of the corresponding wire body, so that each wire body can penetrate through the wiring hole and extend out. Because the size of wiring hole is less than the size of connection terminal 11 far away, can only supply the line body to pass, the lateral wall of box body 1 has sheltered from connection terminal 11 almost completely in other words, therefore need reserve sufficient space in box body 1, guarantees that the user can stretch into the wiring by the handle, and the line that connects then passes the wiring hole and stretches out automatically controlled box, and then links to each other with the exterior structure.
In the application, a large-size wiring notch 12 is formed in a position, corresponding to the wiring seat 11, of the box body 1 of the electric control box, the size of the wiring notch 12 is larger than that of the surface, facing the wiring notch 12, of the wiring seat 11, the wiring seat 11 cannot be blocked by the box body 1, and the wiring seat 11 can be seen directly at the wiring notch 12 to perform wiring operation.
In some embodiments of the present invention, one end of the box cover 2 is provided with at least one rotation connection portion (such as a hanging lug, a hinge, a rotating shaft, etc.), and the rotation connection portion is matched with the upper side wall of the box body 1, so that the box cover 2 is suitable for rotating relative to the box body 1.
The setting of rotation connecting portion for lid 2 can take place relative rotation with box body 1, and in production installation and later stage maintenance process, be convenient for rotate lid 2 to suitable position as required, the customer operation and the later stage maintenance of being convenient for.
In one embodiment of the present invention, the rotation connecting portion is a hanging lug 21, as shown in fig. 5. The hanging lug 21 comprises a first flange 211 and a second flange 212, the first flange 211 is connected with the upper end of the box cover 2, and the second flange 212 is connected with the first flange 211 and extends downwards. The upper side wall of the box body 1 is provided with jacks 15 which are in one-to-one correspondence with the hanging lugs 21, as shown in figure 1. The hanging lugs 21 are adapted to be inserted into the corresponding insertion holes 15 and to be loosely fitted into the insertion holes 15 (as shown in fig. 11) so that the cover 2 is adapted to be rotated relative to the case body 1 (as shown in fig. 6 to 9).
Set up hangers 21 in the one end of lid 2, it sets up jack 15 to correspond on the last lateral wall of box body 1, the cross-section of hangers 21 is L shape, during the assembly insert jack 15 with the second turn-ups 212 of hangers 21 earlier, because hangers 21 and jack 15 clearance fit, relative rotation can take place, then can with lid 2 rotatory to the position of the open end of closing cap box body 1, can utilize fasteners such as screw or other modes to be connected lid 2 and box body 1 fastening afterwards, guarantee lid 2 and box body 1's stability of being connected. The cooperation of hangers 21 and jack 15 can play the positioning action in the assembling process, is favorable to improving assembly efficiency.
Meanwhile, in the production and installation process and the later-period maintenance process, the box cover 2 can be hung on the box body 1, so that a user does not need to place the box cover 2 by hands or other devices, the box cover 2 can be conveniently rotated to a proper position (as shown in fig. 6, 7 and 9) as required, and the operation and later-period maintenance of the user are facilitated.
Specifically, a folded edge 24 can be arranged on the side periphery of the box cover 2, a hanging lug 21 is arranged on the folded edge 24, and when the box cover 2 is installed, the folded edge 24 covers the side wall of the box body 1, so that the opening end of the box body 1 is completely covered. Further, a connection hole 25 may be formed in the folded edge 24 or the body portion of the box cover 2, a corresponding connection hole 25 may be formed in the sidewall of the box body 1, and a fastening member such as a screw may be inserted through the connection hole 25 to fixedly connect the box cover 2 and the box body 1.
In one embodiment of the present invention, the hanging lug 21 is provided at the upper end of the box cover 2, as shown in fig. 5.
The hangers 21 are arranged at the upper end of the box cover 2, the hangers 21 can be inserted into the insertion holes by the gravity of the box cover 2, and the box cover 2 is rotationally covered by the gravity, so that the assembly of the hangers 21 and the box body 1 is realized, and the operation difficulty of a user is reduced. Meanwhile, the hanging lugs 21 can be effectively prevented from being separated from the insertion holes 15 by using the gravity of the box cover 2, and the reliability of hanging the box cover 2 on the box body 1 is further improved. Compared with a hinge and other rotating connection parts, the hanging lug 21 achieves the same functions, is simple in structure, and not only is beneficial to reducing the cost, but also is beneficial to improving the assembly efficiency.
Specifically, the left and right ends of the lower end of the box cover 2 are respectively provided with connection holes 25, as shown in fig. 7. The left and right ends of the lower side wall of the box cover 2 are provided with connecting plates 17 protruding upwards, and the connecting plates 17 are correspondingly provided with connecting holes 25, as shown in fig. 7. The screws pass through the connecting holes 25 on the box cover 2 and the connecting holes 25 on the connecting plate 17, so that the box cover 2 is fixedly connected with the box body 1.
Further, the upper end of the box cover 2 is provided with a flange 24, as shown in fig. 11. The flap 24 is provided with a first notch 241 and a second notch 242, as shown in fig. 11. The portion of the flap 24 between the first and second notches 241, 242 forms the first flap 211, as shown in fig. 11.
The upper end of lid 2 is equipped with hem 24, and hem 24 can be laminated with the last side wall of box body mutually, improves the closing cap reliability of lid 2 to the box body. The first notch 241 and the second notch 242 are arranged on the folding edge 24, the part between the first notch 241 and the second notch 242 is the first folding edge 211, and the hanging lug 21 and the folding edge 24 of the box cover 2 are integrally formed, so that the connection strength of the hanging lug 21 and the box cover 2 is improved, the probability of breakage of the hanging lug 21 is reduced, the production process of the box cover 2 is simplified, and the reduction of the production cost is facilitated.
Specifically, the first notch 241 and the second notch 242 may be formed by cutting, etching, or the like, or may be integrally formed with the box cover 2 directly by injection molding, casting, or the like.
Further, the number of the hanging lugs 21 is plural, and the plurality of hanging lugs 21 are arranged at intervals, as shown in fig. 5.
In some embodiments of the present invention, the box cover 2 is provided with a baffle 22 for covering the wiring gap 12, as shown in fig. 5.
The box cover 2 is provided with the baffle 22, after the wiring is finished, the box cover 2 is covered, and the baffle 22 can block the wiring gap 12, as shown in fig. 13, so that the integrity of the appearance of the electric control box 100 is improved, external dust, sundries and the like are prevented from entering the electric control box 100 from the wiring gap 12, and the internal structure of the electric control box 100 is protected.
In some embodiments of the present invention, the sidewall of the box body 1 having the wiring notch 12 is provided with a wire passing structure, and the wire passing structure is provided with a U-shaped wire passing hole 131, as shown in fig. 4. The box cover 2 is provided with a wire passing gap 23 corresponding to the wire passing hole 131, as shown in fig. 5.
The lateral wall that box body 1 was equipped with wiring breach 12 still is equipped with the line structure, crosses the line structure and is equipped with the line hole 131 of crossing of U-shaped, compares in the circular line hole 131 of crossing among the prior art, and the user can directly impress the line body from the U-shaped entrance of crossing line hole 131 and need not to punch the hole and cross the line, therefore has also reduced the wiring degree of difficulty. Meanwhile, the box cover 2 is correspondingly provided with a wire passing notch 23, so that a wire body can conveniently pass through the box cover 2 to be connected with an external structure.
Specifically, the wire passing structure includes a wire clamping member 13, as shown in fig. 1 to 3. The wire clamping member 13 is U-shaped and surrounds the wire passing hole 131, and the U-shaped inlet of the wire clamping member 13 is of a necking structure, as shown in fig. 4.
The wire passing structure comprises a wire clamping piece 13, the wire clamping piece 13 is U-shaped and surrounds a wire passing hole 131, and a U-shaped inlet is of a necking structure, so that the wire body can be prevented from being separated from the U-shaped inlet, and the stability of the wire body is improved.
Further, a first rib 132 and a second rib 133 are provided at the U-shaped entrance of the wire clamping member 13, as shown in fig. 4. One end of the first rib 132 and one end of the second rib 133 are connected to both ends of the U-shaped entrance, respectively, and the other ends of the first rib 132 and the second rib 133 extend obliquely in a direction approaching each other and define a wire passing gap 134, as shown in fig. 4.
The U-shaped entrance of the wire clamping piece 13 is provided with a first baffle 22 and a second baffle 133, the first baffle 132 and the second baffle 133 are arranged in a V-shaped structure, the V-shaped opening faces the U-shaped entrance, a wire passing gap 134 is reserved at the tip of the V-shaped opening, and a wire body can enter through the wire passing gap 134 and then is pressed into the wire passing hole 131. And the first flange 132 and the second flange 133 can further prevent the wire body from coming off, thereby improving the stability of the wire body.
Further, the wire clamping member 13 is an elastic member.
Specifically, the wire clamping member 13 may be a rubber member, a silicone member, or the like.
Further, the wire passing structure further comprises a wire passing plate 14, as shown in fig. 4. The wire-passing plate 14 is provided with a wire-passing groove (not shown) corresponding to the wire-passing hole 131, and the wire-clamping member 13 is mounted on the wire-passing plate 14.
The wire passing structure further comprises a wire passing plate 14, wherein the wire passing plate 14 is used as an installation carrier of the wire clamping piece 13 and can play a certain supporting role for the wire clamping piece 13 to prevent the elastic wire clamping piece 13 from excessively deforming. Meanwhile, the wire passing plate 14 is provided with a wire passing groove corresponding to the wire passing hole 131, so that wire routing is not affected.
Specifically, the wire guide is provided with a clamping groove 135 adapted to the wire guide plate 14, as shown in fig. 4. The part of the wire passing plate 14 is inserted into the clamping groove 135 and is in interference fit with the clamping groove 135, so that the wire passing member is clamped on the wire passing plate 14.
The wire passing piece is provided with a clamping groove 135, the part of the wire passing plate 14 is inserted into the clamping groove 135 and is in interference fit with the clamping groove 135 to clamp the wire passing piece on the wire passing plate 14, so that the assembly of the wire passing piece can be realized, and the wire passing piece is convenient and rapid to assemble and convenient to detach and replace.
Further, the part of the wire-passing board 14 exposed out of the clamping groove 135 is located on the inner side of the box cover 2 (as shown in fig. 13) and abuts against the baffle 22 of the box cover 2.
The part of the wire passing plate 14 exposed out of the clamping groove 135 is located on the inner side of the box cover 2 and abuts against the baffle plate 22 of the box cover 2, so that the baffle plate 22 can cover the wiring gap 12, gaps on the appearance of the electronic control box 100 are reduced, and the integrity and the attractiveness of the appearance of a product are improved.
In any of the above embodiments, the wire notches 12 are provided on the lower side wall of the box body 1, as shown in fig. 1.
Since the wire holder 11 is generally wired downward, the wire connection notch 12 is formed on the lower side wall of the box body 1, which is in accordance with the wiring habit of the user.
Further, the wire holder 11 is provided on a support plate 16, and the support plate 16 is obliquely provided (as shown in fig. 1 and 9) and is connected to the side wall of the box body 1 provided with the wire-connecting notch 12.
Wherein the inclination angle of the support plate 16 with respect to the vertical direction is in the range of 20 ° to 40 °. The support plate 16 is a sheet metal part and is connected to the box 1 by welding.
An embodiment of the second aspect of the present invention provides a heat recovery switching device 200, as shown in fig. 15, including: a host 202 and an electronic control box 100 as in any of the embodiments of the first aspect.
The electronic control box 100 is disposed on the host 202 and connected to the host 202.
The embodiment of the second aspect of the present invention provides a heat recovery switching device 200, which includes any one of the electric control boxes 100 of the first aspect of the present invention, and thus has all the advantages of any one of the above embodiments, and is not repeated herein.
Specifically, the electronic control box 100 is connected to a side wall or a top wall or a bottom wall of the main body 202. An electric control device is accommodated in the box body 1, the electric control device is electrically connected with the host 202, and the electric control device comprises a wiring seat 11.
An embodiment of the third aspect of the present invention provides a refrigeration apparatus 300, as shown in fig. 16, including: the heat recovery switching device 200, the indoor unit 302, and the outdoor unit 304 according to the second aspect of the embodiment.
Specifically, the main unit 202 of the heat recovery switching device 200 includes an indoor unit 302 interface and an outdoor unit 304 interface. The indoor unit 302 is connected to the indoor unit 302 interface. The outdoor unit 304 is interfaced with the outdoor unit 304.
The embodiment of the third aspect of the present invention provides a refrigeration device 300, which has all the advantages of any of the above embodiments due to the heat recovery switching device 200 of the embodiment of the second aspect, and is not repeated herein.
Specifically, the indoor unit 302 may perform a cooling operation or a heating operation, and the refrigerant flow direction may be switched by the heat recovery switching device.
One specific example is described below.
The mode that the automatically controlled box body 1 wire holder 11 of current heat recovery auto-change over device 200 adopted the welding panel beating to support, for the convenience of customer's wiring, the position of customer's wiring need be reserved, specifically need reserve a large amount of spaces in wire holder 11 below, makes things convenient for the customer to stretch into the wiring. Meanwhile, the electric control box cover 2 needs hands or other devices to place the electric control box cover 2 in the assembling and disassembling process, so that the operation and later maintenance of customers are not facilitated. Meanwhile, in the wiring process of the customer, the customer is required to pass the wire body through the wire passing hole 131 of the electric control box 100, which is not beneficial to the operation and wiring of the customer.
The automatically controlled box 100 that this example provided has adopted the mounting structure of newly-designed box body 1 and lid 2, makes things convenient for customer's wiring and later stage maintenance etc. has effectively reduced automatically controlled box 100's height, has saved the space, and the cost is reduced therefore has the installation maintenance good, good reliability, with low costs, the convenient advantage of customer's installation, has satisfied the installation demand in little space, can effectively solve above-mentioned problem.
The concrete structure is as follows:
the upper end edge 24 of the electric control box cover 2 is provided with a buckle structure (namely a hanging lug 21) which is clamped into the electric control box body 1, the electric control box cover 2 is clamped into the upper end surface of the electric control box body 1, and then the electric control box cover is rotationally covered on the electric control box body 1 by taking the buckle as a central contact point under the action of gravity. No matter the production installation process or the customer installation or the later maintenance process, the electric control box cover 2 can be hung on the electric control box body 1.
The baffle wall structure (namely the baffle plate 22) at the lower end of the electric control box body 1 is arranged on the electric control box cover 2, so that the phenomenon that the baffle wall of the electric control box body 1 blocks does not exist in the wiring process of customers, the wiring of the customers is facilitated, and the space in the height direction is saved.
After the electric control box cover 2 is covered with the electric control box body 1, the lower end edge presses the rubber part (namely the wire clamping part 13) with the U-shaped structure of the wire, the rubber part (specifically inserted on the wire passing plate 14) of the U-shaped wire passing rubber ring for inserting the electric control box body 1 is crossed by the U-shaped wire passing ring of a customer in the U-shaped notch of the rubber part, so that the wire passing body of the wire is protected from being damaged by metal plates or other objects with sharp structures.
Wherein, the structure of the wiring seat 11, namely the supporting plate 16, is arranged in the electric control box body 1 with the inclination of 20 degrees to 40 degrees, so that the wiring of customers is convenient. In order to save the lower space and prevent the lower end face of the electric control box cover 2 from blocking the wiring of the client arm, a mode that the electric control box body 1 corresponds to a notch of the lower end face of the client wiring is adopted, namely, a wiring notch 12 is arranged on the electric control box body 1, and a structure (namely, a baffle plate 22) for blocking the notch is arranged on the electric control box cover 2. Meanwhile, for the maintenance of a customer, the electric control box cover 2 adopts a structure that the upper end is clamped into the electric control box 100, and when the customer dismantles the fixing structure below the electric control box cover 2, the electric control box cover 2 cannot fall off due to gravity; meanwhile, the electric control box cover 2 can be rotated upwards by any angle through the above buckle structure. The U type structure rubber spare of line is crossed to automatically controlled box body 1, the customer will connect the line body impress to U type structure rubber spare can, and need not to do the threading structure of perforation line. Simultaneously, after the electric control box cover 2 covers the electric control box body 1, the upper end structure of the rubber part with the U-shaped structure is pressed, and the wire body is effectively protected from being damaged.
To sum up, the utility model provides an automatically controlled box has set up the wiring breach at the position that the lateral wall of box body corresponds the connection terminal, and the size of wiring breach is greater than the size on connection terminal towards the surface of wiring breach, guaranteed that the wiring process can not receive the phenomenon that the box body lateral wall blockked, the direct wiring through the wiring breach of user of being convenient for, therefore can reduce the distance between the lateral wall of connection terminal and box body, space between the lateral wall of saving connection terminal and box body, and then reduce the volume of automatically controlled box, be favorable to reducing manufacturing cost and assembly cost, be favorable to reducing the demand to installation space, also be favorable to reducing the wiring degree of difficulty. After the wiring is finished, the box cover is covered, the box cover can seal the opening end of the box body, the relative integrity of the appearance of the electric control box is guaranteed, and structures such as electronic components in the electric control box are protected.
In the present application, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "back", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or unit indicated must have a specific direction, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An electrical control box, comprising:
the box body is provided with an opening at one end, a wire holder is arranged in the box body, a wiring gap is arranged on the side wall of the box body corresponding to the position of the wire holder, and the size of the wiring gap is larger than that of the surface of the wire holder facing the wiring gap;
and the box cover is connected with the box body and used for sealing the opening end of the box body.
2. The electrical control box according to claim 1,
one end of the box cover is provided with at least one rotating connecting part, and the rotating connecting parts are matched with the side wall of the box body to enable the box cover to be suitable for rotating relative to the box body.
3. The electrical control box according to claim 2,
the rotary connecting part is a hanging lug which comprises a first flanging and a second flanging, the first flanging is connected with the upper end of the box cover, and the second flanging is connected with the first flanging and extends downwards;
the upper side wall of the box body is provided with insertion holes which are in one-to-one correspondence with the hanging lugs, and the hanging lugs are suitable for being inserted into the corresponding insertion holes and are in clearance fit with the insertion holes, so that the box cover is suitable for being opposite to the box body to rotate.
4. The electrical control box according to claim 3,
the upper end of the box cover is provided with a folded edge, a first cut and a second cut are formed in the folded edge, and the part of the folded edge between the first cut and the second cut forms the first folded edge.
5. The electrical control box according to any one of claims 1 to 3,
the box body is provided with the lateral wall of wiring breach is equipped with the line structure, the line structure is equipped with the line hole of crossing of U-shaped, the lid be equipped with cross the line breach that the line hole corresponds.
6. The electrical control box according to claim 5,
the wire passing structure comprises a wire clamping piece, the wire clamping piece is U-shaped and surrounds the wire passing hole, and a U-shaped inlet of the wire clamping piece is of a necking structure;
the wire clamping piece comprises a U-shaped inlet, a first retaining edge and a second retaining edge, wherein the U-shaped inlet of the wire clamping piece is provided with the first retaining edge and the second retaining edge, one end of the first retaining edge and one end of the second retaining edge are respectively connected with two ends of the U-shaped inlet, and the other end of the first retaining edge and the other end of the second retaining edge extend in an inclined mode towards the direction close to each other and limit a wire passing gap; and/or the wire clamping piece is an elastic piece.
7. The electrical control box according to claim 6,
the wire passing structure also comprises a wire passing plate, the wire passing plate is provided with a wire passing groove corresponding to the wire passing hole, and the wire clamping piece is arranged on the wire passing plate;
the wire passing piece is provided with a clamping groove matched with the wire passing plate, and part of the wire passing plate is inserted into the clamping groove and is in interference fit with the clamping groove so that the wire passing piece is clamped on the wire passing plate;
the part of the wire passing plate exposed out of the clamping groove is positioned on the inner side of the box cover and is abutted against the baffle plate of the box cover.
8. The electrical control box according to any one of claims 1 to 3,
the box cover is provided with a baffle plate for sealing the wiring gap; and/or
The wiring gap is arranged on the lower side wall of the box body; and/or
The wire holder is arranged on the supporting plate, the supporting plate is obliquely arranged and is connected with the side wall of the wiring notch, which is arranged on the box body.
9. A heat recovery switching device, comprising:
a host; and
an electrical control box according to any one of claims 1 to 8, provided on and connected to the main machine.
10. A refrigeration device, comprising:
the heat recovery switching device of claim 9, wherein the main unit of the heat recovery switching device is provided with an indoor unit interface and an outdoor unit interface;
the indoor unit is connected with the indoor unit interface;
and the outdoor unit is connected with the outdoor unit interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922013754.1U CN210745705U (en) | 2019-11-20 | 2019-11-20 | Electric control box, heat switching device and refrigerating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922013754.1U CN210745705U (en) | 2019-11-20 | 2019-11-20 | Electric control box, heat switching device and refrigerating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210745705U true CN210745705U (en) | 2020-06-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922013754.1U Active CN210745705U (en) | 2019-11-20 | 2019-11-20 | Electric control box, heat switching device and refrigerating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210745705U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024199365A1 (en) * | 2023-03-31 | 2024-10-03 | 美的集团武汉暖通设备有限公司 | Air conditioner |
-
2019
- 2019-11-20 CN CN201922013754.1U patent/CN210745705U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024199365A1 (en) * | 2023-03-31 | 2024-10-03 | 美的集团武汉暖通设备有限公司 | Air conditioner |
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