CN104390327A - Three-phase PTC (Positive Temperature Coefficient) heater bracket and air conditioner - Google Patents
Three-phase PTC (Positive Temperature Coefficient) heater bracket and air conditioner Download PDFInfo
- Publication number
- CN104390327A CN104390327A CN201410579800.3A CN201410579800A CN104390327A CN 104390327 A CN104390327 A CN 104390327A CN 201410579800 A CN201410579800 A CN 201410579800A CN 104390327 A CN104390327 A CN 104390327A
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- China
- Prior art keywords
- heating tube
- ptc heater
- inserted sheet
- heater support
- bottom base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- 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
- F24F13/32—Supports for air-conditioning, air-humidification or ventilation units
Abstract
The invention discloses a three-phase PTC ((Positive Temperature Coefficient)) heater bracket and an air conditioner. The three-phase PTC heater bracket comprises a bottom base (1), a middle cover plate (2) and a top cover (3), wherein the middle cover plate (2) covers the bottom base (1); heating tube installing cavities (11) and inserting sheet partitioning cavities which are communicated with the heating tube installing cavities (11) are formed between the bottom of the middle cover plate (2) and the bottom base (1); the inserting sheet partitioning cavities are isolated from one another, and are arranged corresponding to inserting sheets on heating tubes one by one; three isolated auxiliary installing cavities (12) for installing temperature limiters (17) and fuses (18) are formed in the upper part of the middle cover plate (2); the top cover covers the middle cover plate (2); the top cover (3), the middle cover plate (2) and the bottom base (1) are fixedly connected together. The three-phase PTC heater bracket has an integral structure, is simple in structure, is convenient to machine, and can well meet the use requirement of a three-phase PTC heater.
Description
Technical field
The present invention relates to electric heater field, in particular to a kind of three-phase ptc heater support and air-conditioner.
Background technology
In recent years, along with the expansion of the market demand, the increasing extent of PTC (Positive TemperatureCoefficient) electrical heater applications is wide, and particularly household appliance technical field, as warm-air drier, dryer, air-conditioning etc.At present; the overheated safety guard of ptc heater one be all arranged on the surface of corrugated heat sink strip; it is inconvenient that such mounting means makes assembling keep in repair; overheated safety guard easily loosens; even come off, can not Accurate Determining electric heater temperature and play a protective role in abnormal cases in time.And this mounting means easily produces metal fragment, once fall into PTC element place, will directly cause the dangerous phenomenon such as arcing, arcing.
Another kind of mounting means is on fixed support, install two thermal protector; namely at one end fixed support installs disposable temperature fuse and recoverable bimetallic thermal protector simultaneously; thisly on a support, two thermal protector is installed, does not meet the requirement of relative national standards.
For improving the problems referred to above, in prior art, providing a kind of ptc heater support, in this support, two temperature limiters and two fuses being installed simultaneously, and being provided with two electric heating tubes side by side, each temperature limiter and the corresponding heating tube of fuse.
But above-mentioned ptc heater support is to the ptc heater can supporting two-phase, three-phase ptc heater can not be suitable for, and ptc heater support itself is due to the restriction of structure, if increase by a phase again, not only need larger space, and the structure of support itself also can be more complicated, do not have three-phase ptc heater support at present in prior art, the instructions for use of three-phase ptc heater can be met.
Summary of the invention
There is provided a kind of three-phase ptc heater support and air-conditioner in the embodiment of the present invention, have monolithic construction, structure is simple, easy to process, can meet the instructions for use of three-phase ptc heater well.
For solving the problems of the technologies described above, the embodiment of the present invention provides a kind of three-phase ptc heater support, comprising: bottom base; Inter panel, lid is located in bottom base, bottom and the inserted sheet compartment forming heating tube installation cavity between bottom base and be connected with heating tube installation cavity of inter panel, each inserted sheet compartment is isolated, and arrange with the inserted sheet one_to_one corresponding on heating tube, the top of inter panel is formed with three mutually isolated auxiliary installation cavitys in order to install temperature limiter and fuse; Top cover, lid is located on inter panel, and top cover, inter panel and bottom base are fixed together.
As preferably, bottom base comprises the heating tube locating slot that three parallel interval are arranged, the port of export of each heating tube locating slot is provided with an inserted sheet outlet slot corresponding with this heating tube locating slot, be provided with first dividing plate in each inserted sheet outlet slot, inserted sheet outlet slot is divided into two mutually isolated inserted sheet compartments by the first dividing plate.
As preferably, the first dividing plate extends to the bottom of inter panel from the bottom of inserted sheet outlet slot.
As preferably, bottom base also comprises the catching step of the insertion position of backstop heating tube, and catching step is separately positioned on the both sides of heating tube installation cavity.
As preferably, bottom base also comprises installing plate, and installing plate is provided with installing hole.
As preferably, the bottom of inter panel is provided with auxiliary positioning groove, and auxiliary positioning groove and heating tube locating slot one_to_one corresponding are arranged.
As preferably, auxiliary installation cavity is arranged with auxiliary positioning groove one_to_one corresponding, and assists and be provided with second partition between installation cavity and corresponding auxiliary positioning groove.
As preferably, Way out second partition is provided with towards inserted sheet extends with the interval gusset separating PTC binding post, and the free end correspondence installing plate of interval gusset to downward-extension, and correspondingly with the first dividing plate arranges to separate inserted sheet.
As preferably, on top cover, the position of corresponding temperature limiter offers peep hole.
As preferably, in peep hole, be provided with transparent baffle.
According to a further aspect in the invention, provide a kind of air-conditioner, comprise ptc heater support, this ptc heater support is above-mentioned three-phase ptc heater support.
Apply technical scheme of the present invention, three-phase ptc heater support comprises: bottom base; Inter panel, lid is located in bottom base, bottom and the inserted sheet compartment forming heating tube installation cavity between bottom base and be connected with heating tube installation cavity of inter panel, each inserted sheet compartment is isolated, and arrange with the inserted sheet one_to_one corresponding on heating tube, the top of inter panel is formed with three mutually isolated auxiliary installation cavitys in order to install temperature limiter and fuse; Top cover, lid is located on inter panel, and top cover, inter panel and bottom base are fixed together.Three-phase ptc heater support is divided into three parts by the present invention, and make every part bear part of functions, can internal stent structure be more reasonably set, the processing of various piece is more prone to, can effectively enhance productivity, simplify assembling process, operationally three-phase ptc heater can be arranged on support well.Support is provided with heating tube installation cavity and inserted sheet compartment, heating tube installation cavity can provide installing space for the installation of heating tube, the inserted sheet of heating tube can be separated by inserted sheet compartment, make between each inserted sheet isolated, avoid and the too small and potential safety hazard that causes of electrical separation between inserted sheet distortion with inserted sheet occurs.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram of the bottom base of the three-phase ptc heater support of the embodiment of the present invention;
Fig. 2 is the upward view of the bottom base according to Fig. 1;
Fig. 3 is to sectional structure schematic diagram according to the B-B of the bottom base of Fig. 1;
Fig. 4 is the sectional structure schematic diagram of the inter panel of the three-phase ptc heater support of the embodiment of the present invention;
Fig. 5 is the upward view of the inter panel according to Fig. 4;
Fig. 6 is to sectional structure schematic diagram according to the A-A of the inter panel of Fig. 4;
Fig. 7 is the structural representation of the top cover of the three-phase ptc heater support of the embodiment of the present invention;
Fig. 8 is the sectional structure chart of the top view of top cover according to Fig. 7;
Fig. 9 is the mounting structure schematic diagram of the three-phase ptc heater support of the embodiment of the present invention.
Description of reference numerals:
1, bottom base; 2, inter panel; 3, top cover; 4, heating tube locating slot; 5, outlet slot; 6, the first dividing plate; 7, catching step; 8, installing plate; 9, installing hole; 10, auxiliary positioning groove; 11, heating tube installation cavity; 12, auxiliary installation cavity; 13, second partition; 14, interval gusset; 15, PTC binding post; 16, peep hole; 17, temperature limiter; 18, fuse; 19, heating tube.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail, but not as a limitation of the invention.
See shown in Fig. 1 to Fig. 9, according to embodiments of the invention, three-phase ptc heater support comprises bottom base 1, inter panel 2 and top cover 3, inter panel 2 lid is located in bottom base 1, bottom and the inserted sheet compartment forming heating tube installation cavity 11 between bottom base 1 and be connected with heating tube installation cavity 11 of inter panel 2, each inserted sheet compartment is isolated, and arrange with the inserted sheet one_to_one corresponding on heating tube, the top of inter panel 2 is formed with three mutually isolated auxiliary installation cavitys 12 in order to install temperature limiter 17 and fuse 18; Top cover 3 lid is located on inter panel 2, and top cover 3, inter panel 2 and bottom base 1 are fixed together.Can be bolted to connection together between three, also can be fixed together by other modes such as clampings.
Three-phase ptc heater support is divided into three parts by the present invention, and make every part bear part of functions, can internal stent structure be more reasonably set, the various piece of support is carried out separate machined according to its functional block, the processing of various piece is more prone to, effectively can enhance productivity, simplify assembling process, operationally three-phase ptc heater can be arranged on support well.Support becomes as a whole structure after various piece has been assembled, just can realize supporting whole ptc heater by an overall support, therefore the packing problem again when being arranged on ptc heater support by three-phase ptc heater is avoided, also the support number needed for the installation meeting three-phase ptc heater is greatly reduced, provide cost savings, reduce assembly difficulty.
Owing to being provided with heating tube installation cavity 11 and inserted sheet compartment on support, the installation that can be therefore heating tube by heating tube installation cavity 11 provides installing space, and can be separated by the inserted sheet of inserted sheet compartment by heating tube, make between each inserted sheet isolated, avoid and the too small and potential safety hazard that causes of electrical separation between inserted sheet distortion with inserted sheet occurs.
In conjunction with see shown in Fig. 1 to 3, bottom base 1 comprises the heating tube locating slot 4 that three parallel interval are arranged, the port of export of each heating tube locating slot 4 is provided with an inserted sheet outlet slot 5 corresponding with this heating tube locating slot 4, be provided with first dividing plate 6, first dividing plate 6 in each inserted sheet outlet slot 5 and inserted sheet outlet slot 5 be divided into two mutually isolated inserted sheet compartments.
By time rack-mount for the heating tube 19 of ptc heater, can be positioned by heating tube locating slot 4 pairs of heating tubes 19, handled easily personnel heating tube 19 can be arranged on rapidly and accurately corresponding position on support, the port of export due to each heating tube locating slot 4 is provided with an inserted sheet outlet slot 5 corresponding with this heating tube locating slot 4, therefore when heating tube 19 positions postpone by heating tube locating slot 4, the inserted sheet of heating tube 19 is also just correspondingly corresponding with the inserted sheet compartment of heating tube locating slot 4 head, assembling and positioning is more simple and quick, be convenient to install, also eliminate middle assembling process, substantially increase production efficiency.
Preferably, after three sections fit of support complete, first dividing plate 6 extends to the bottom of inter panel 2 from the bottom of inserted sheet outlet slot 5, the inserted sheet being positioned at same inserted sheet outlet slot 5 can be separated by the first dividing plate 6 completely, can more effectively to avoid between adjacent inserted sheet may problem, the problem includes: discharge short problem, improve safety and reliability when ptc heater uses.
Preferably, bottom base 1 also comprises the catching step 7 of the insertion position of backstop heating tube 19, and catching step 7 is separately positioned on the both sides of heating tube installation cavity 11.After heating tube 19 is fit on heating tube locating slot 4, need heating tube 19 to continue to push in heating tube installation cavity 11, to enable heating tube 19 and its inserted sheet arrive tram fast.And the existence of catching step 7, the effect of quick position can be played to the installation of heating tube 19, after heating tube 19 arrives precalculated position, due to the existence of catching step 7, just cannot continue to go deep in heating tube installation cavity 11, also just reach precalculated position, without the need to operating personnel again row location heating tube 19 whether be in place, therefore, it is possible to further improve the installation effectiveness of heating tube 19 on support.
Bottom base 1 also comprises installing plate 8, and installing plate 8 is arranged on the outlet side of inserted sheet, installing plate 8 is provided with installing hole 9, and preferably, this installing hole 9 is waist type installing hole.Support is fixedly installed on mounting base by installing plate 8, and installing hole 9 can be finely tuned the installation site of installing plate 8, can ensure that heating tube 19 and support installing put in place more exactly.
In conjunction with see shown in Fig. 4 to 6, the top of inter panel 2 is formed with three mutually isolated auxiliary installation cavitys 12 in order to install temperature limiter 17 and fuse 18, the bottom of inter panel 2 is provided with auxiliary positioning groove 10, each auxiliary positioning groove 10 is arranged with heating tube locating slot 4 one_to_one corresponding, to enter after in heating tube locating slot 4 at heating tube 19, together can lead to heating tube 19 with heating tube locating slot 4, heating tube 19 can Fast Installation be put in place.Certainly, auxiliary positioning groove 10 and heating tube locating slot 4 are not all necessary, in other scheme, can select one both heating tube locating slot 4 and auxiliary positioning groove 10 yet, as long as can play location and guide effect to the installation of heating tube 19.
Preferably, auxiliary installation cavity 12 is arranged with auxiliary positioning groove 10 one_to_one corresponding, and assists and be provided with second partition 13 between installation cavity 12 and corresponding auxiliary positioning groove 10.Temperature limiter 17 in auxiliary installation cavity 12 and fuse 18 when installing ptc heater, can be kept apart with the heating tube 19 being positioned at heating tube installation cavity 11, avoiding heating tube 19 contact with fuse 18 with temperature limiter 17 and cause harmful effect by second partition 13.Second partition 13 also can in the middle of hollow out, can not drop as long as can ensure that temperature limiter 17 and fuse 18 can be arranged in auxiliary installation cavity 12.On the support of the present embodiment, on the circuit at each phase connection terminal place, army all can arrange temperature limiter 17 and fuse 18, therefore can carry out more effectively comprehensively protection to three-phase circuit.
Preferably, Way out second partition 13 is provided with towards inserted sheet extends with the interval gusset 14 separating PTC binding post 15, and the free end of interval gusset 14 correspondence installing plate 8 to downward-extension, and correspondingly with the first dividing plate 6 arranges to separate inserted sheet.Three of a ptc heater PTC binding post 15 can be separated by interval gusset 14, increases the electric clearance between PTC binding post 15 and creep age distance, avoids the potential safety hazard occurring that PTC binding post gap is little and produce.The corresponding installing plate 8 of free end of interval gusset 14 is to downward-extension, and correspondingly with the first dividing plate 6 to arrange, can match with the first dividing plate 6, the basis of the first dividing plate 6 extends the isolation length to two inserted sheets being positioned at same inserted sheet outlet slot 5, prevent PTC binding post 15 electric clearance that causes due to inserted sheet hypotelorism little better, the problem of creep age distance deficiency, improves security when ptc heater uses.
In conjunction with see shown in Fig. 7 and Fig. 8, on top cover 3, the position of corresponding temperature limiter 17 offers peep hole 16, can temperature data information, temperature limiter nameplate parameter on quick obtaining temperature limiter 17 by this peep hole 16, is convenient to produce and inspection.
In peep hole 16, can also transparent baffle be set, transparent baffle can not affect operating personnel and get required information in peep hole 16, can effectively prevent again dust or steam etc. from peep hole 16, entering into internal stent, damage is caused to the parts of ptc heater, improves the service life of ptc heater.
In conjunction with shown in Figure 9, by ptc heater and three-phase PTC bracket assembled to together with after, due to the three-phase PTC support of the embodiment of the present invention, three heating tube locating slots 4 installing heating tube 19 are that parallel interval is arranged, therefore electrical heating high-temperature line is made directly to draw from the head of heating tube 19, without the need to walking around heating body, the electrical safety hidden danger that can effectively prevent from electrical heating high-temperature line from touching pipe bringing.In addition, because three heating tube locating slots 4 are that parallel interval is arranged, therefore heating tube 19 can be made to narrow, windage reduces relatively, more be convenient to arrange heating tube 19, a heating tube 19 can be arranged on the air port of air-cooled ducted air conditioner, make the body of heating tube 19 spread all over whole air outlet, the leaving air temp of heating tube 19 can be made more even.
According to embodiments of the invention, air-conditioner comprises ptc heater support, and this ptc heater support is above-mentioned three-phase ptc heater support.
Certainly, be more than the preferred embodiment of the present invention.It should be pointed out that for those skilled in the art, under the prerequisite not departing from its general principles, can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (11)
1. a three-phase ptc heater support, is characterized in that, comprising:
Bottom base (1);
Inter panel (2), lid is located in described bottom base (1), bottom and the inserted sheet compartment forming heating tube installation cavity (11) between described bottom base (1) and be connected with described heating tube installation cavity (11) of described inter panel (2), each described inserted sheet compartment is isolated, and arrange with the inserted sheet one_to_one corresponding on heating tube, the top of described inter panel (2) is formed with three mutually isolated auxiliary installation cavitys (12) in order to install temperature limiter (17) and fuse (18);
Top cover (3), lid is located on described inter panel (2), and described top cover (3), described inter panel (2) and described bottom base (1) are fixed together.
2. three-phase ptc heater support according to claim 1, it is characterized in that, described bottom base (1) comprises the heating tube locating slot (4) that three parallel interval are arranged, the port of export of each described heating tube locating slot (4) is provided with an inserted sheet outlet slot (5) corresponding with this heating tube locating slot (4), be provided with first dividing plate (6) in each described inserted sheet outlet slot (5), described inserted sheet outlet slot (5) is divided into two mutually isolated inserted sheet compartments by described first dividing plate (6).
3. three-phase ptc heater support according to claim 2, is characterized in that, described first dividing plate (6) extends to the bottom of described inter panel (2) from the bottom of described inserted sheet outlet slot (5).
4. three-phase ptc heater support according to claim 2, it is characterized in that, described bottom base (1) also comprises the catching step (7) of the insertion position of heating tube described in backstop, and described catching step (7) is separately positioned on the both sides of described heating tube installation cavity (11).
5. three-phase ptc heater support according to claim 2, is characterized in that, described bottom base (1) also comprises installing plate (8), described installing plate (8) is provided with installing hole (9).
6. three-phase ptc heater support according to claim 5, it is characterized in that, the bottom of described inter panel (2) is provided with auxiliary positioning groove (10), and described auxiliary positioning groove (10) and described heating tube locating slot (4) one_to_one corresponding are arranged.
7. three-phase ptc heater support according to claim 6, it is characterized in that, described auxiliary installation cavity (12) and described auxiliary positioning groove (10) one_to_one corresponding are arranged, and are provided with second partition (13) between described auxiliary installation cavity (12) and corresponding described auxiliary positioning groove (10).
8. three-phase ptc heater support according to claim 7, it is characterized in that, the Way out described second partition (13) is provided with towards described inserted sheet extends with the interval gusset (14) separating PTC binding post (15), the corresponding described installing plate (8) of the free end at described interval gusset (14) to downward-extension, and correspondingly with described first dividing plate (6) arranges to separate described inserted sheet.
9. three-phase ptc heater support according to claim 1, is characterized in that, the position of the upper corresponding described temperature limiter (17) of described top cover (3) offers peep hole (16).
10. three-phase ptc heater support according to claim 9, is characterized in that, described peep hole is provided with transparent baffle in (16).
11. 1 kinds of air-conditioners, comprise ptc heater support, it is characterized in that, the three-phase ptc heater support of described ptc heater support according to any one of claim 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410579800.3A CN104390327B (en) | 2014-10-24 | 2014-10-24 | Three-phase ptc heater support and air-conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410579800.3A CN104390327B (en) | 2014-10-24 | 2014-10-24 | Three-phase ptc heater support and air-conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104390327A true CN104390327A (en) | 2015-03-04 |
| CN104390327B CN104390327B (en) | 2017-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410579800.3A Active CN104390327B (en) | 2014-10-24 | 2014-10-24 | Three-phase ptc heater support and air-conditioner |
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| Country | Link |
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| CN (1) | CN104390327B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105135600A (en) * | 2015-08-10 | 2015-12-09 | 珠海格力电器股份有限公司 | Control method, device and system of three-phase electric auxiliary heater and air conditioner |
| CN111405690A (en) * | 2020-03-31 | 2020-07-10 | 宁波亚希尔电器有限公司 | PTC heater convenient to disassemble |
| CN114425099A (en) * | 2022-01-22 | 2022-05-03 | 上海大学 | Multi-process composite in-situ biological 3D printing equipment and using method thereof |
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| CN111405690A (en) * | 2020-03-31 | 2020-07-10 | 宁波亚希尔电器有限公司 | PTC heater convenient to disassemble |
| CN114425099A (en) * | 2022-01-22 | 2022-05-03 | 上海大学 | Multi-process composite in-situ biological 3D printing equipment and using method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104390327B (en) | 2017-03-29 |
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