CN204373180U - A kind of HVAC housing assembly be convenient to maintenance and changed internal components - Google Patents
A kind of HVAC housing assembly be convenient to maintenance and changed internal components Download PDFInfo
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- CN204373180U CN204373180U CN201420856736.4U CN201420856736U CN204373180U CN 204373180 U CN204373180 U CN 204373180U CN 201420856736 U CN201420856736 U CN 201420856736U CN 204373180 U CN204373180 U CN 204373180U
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Abstract
The utility model discloses a kind of HVAC housing assembly being convenient to keep in repair and change internal components, belong to HVAC general assembly technical field.The utility model comprises left shell, right shell body, left cover and right cover plate, described left shell and right shell body are connected and fixed by button spring, the bottom of this left shell and right shell body all offers square breach, and described left cover and right cover plate are installed in the party's v notch v; Offer a cable-through hole between left cover and right cover plate, the power supply wire harness be connected with enclosure interior device is through this cable-through hole, and this power supply wire harness is connected with hull outside device by a wire harness connector.The utility model, when HVAC assembly internal components damages, without the need to being removed by assembly integral, by opening the simple operations of left and right cover plate, can detect, keep in repair and change its internal components, greatly save maintenance cost.
Description
Technical field
The utility model relates to HVAC general assembly technical field, more particularly, relates to a kind of HVAC housing assembly being convenient to keep in repair and change internal components.
Background technology
HVAC is the abbreviation of English Heating, Ventilating and Air Conditioning, i.e. heating ventilating and air conditioning.Refer to be arranged on the unit below instrument board with heating, ventilation and air conditioning function, comprise the vitals such as evaporation fan, evaporator core, expansion valve, heater cores, air door and actuating mechanism thereof.
At present, major part air conditioning for automobiles all uses the HVAC assembly structure of integrated form in order to save the limited space of driver's cabin, expansion valve, evaporator core, heater cores, evaporation fan and other functional parts are all arranged in an overall housing cavity of HVAC assembly by this structure.But, there is a significant deficiency in the scheme of this overall assembling, namely when the inner arbitrary functional parts of HVAC assembly breaks down and needs detection, maintenance, whole HVAC assembly is often needed to pull down from installation site, again external shell overall pulling down could be keeped in repair trouble unit wherein and change, sometimes even need because of maintenance difficult directly to change HVAC assembly, this considerably increases the examination and repair cost of HVAC undoubtedly.
Through retrieval, Chinese Patent Application No. 201310614823.9, the applying date is on November 28th, 2013, invention and created name is: construction engine A/C evaporator assembly, this application case includes evaporation fan, evaporator core and heater cores, evaporator shell is by upper shell, and lower house and front shroud surround; Upper shell and lower house all have side to be provided with opening, and upper shell is connected up and down with lower house, and their opening coexists side, and be provided with lower clapboard between upper shell and lower house, front shroud is connected to the side of upper shell and lower house opening; Evaporation fan is arranged in upper shell, and the air outlet of evaporation fan is located on the opening of upper shell; Evaporator core and heater cores are erect side by side and are arranged in lower house.When this application case can solve the maintenance of construction engine A/C evaporator, housing can not dismounting separately, evaporimeter integral demounting must be got off, could overhaul evaporimeter inner components and cause the repair time long, the problem that maintenance efficiency is low.But this application case complex structural designs, manufacturing cost are high, are not easy to apply.
Summary of the invention
1. the utility model technical problem that will solve
The purpose of this utility model is to overcome the detection of prior art to HVAC assembly internal components, the deficiency of inconvenient maintenance, provides a kind of HVAC housing assembly being convenient to keep in repair and change internal components; It is detachable structure that tradition is shaped as holistic HVAC housing design by the utility model, when HVAC assembly internal components damages, without the need to assembly integral is removed, by opening the simple operations of left and right cover plate, can its internal components be detected, keeps in repair and be changed, greatly save maintenance cost.
2. technical scheme
For achieving the above object, the technical scheme that the utility model provides is:
A kind of HVAC housing assembly be convenient to maintenance and changed internal components of the present utility model, comprise left shell, right shell body, left cover and right cover plate, described left shell and right shell body are connected and fixed by button spring, the bottom of this left shell and right shell body all offers square breach, and described left cover and right cover plate are installed in the party's v notch v; Offer a cable-through hole between left cover and right cover plate, the power supply wire harness be connected with enclosure interior device is through this cable-through hole, and this power supply wire harness is connected with hull outside device by a wire harness connector.
Further improve as the utility model, the edge of described right cover plate offers groove, and accordingly, the square gap edge of described right shell body is provided with projection, and the junction of right cover plate and right shell body is sealed by groove and male cooperation; Between described left cover and left shell, same hermetically-sealed construction is set.
Further improve as the utility model, described left cover and right cover plate are all fixed on left shell, right shell body by button spring.
Further improve as the utility model, described left cover and right cover plate are also fixed by screw and left shell, right shell body.
3. beneficial effect
The technical scheme adopting the utility model to provide, compared with existing known technology, has following beneficial effect:
(1) a kind of HVAC housing assembly be convenient to maintenance and changed internal components of the present utility model, by button spring, left cover and right cover plate are fixed on left shell and right shell body, easy installation and removal, when there is device fault in HVAC assembly inside, can fast by left cover and right detachable cover plate, internal components is detected, keep in repair or changes, and without the need to whole assembly shell or assembly being removed, greatly saved maintenance cost and maintenance time;
(2) a kind of HVAC housing assembly be convenient to maintenance and changed internal components of the present utility model, its left shell and left cover, be provided with the hermetically-sealed construction of groove and male cooperation between right shell body and right cover plate, whole HVAC housing seal is effective, inleakage is little;
(3) a kind of HVAC housing assembly be convenient to maintenance and changed internal components of the present utility model, its power supply wire harness is drawn by cable-through hole and is convenient to be connected with external devices, and power supply wire harness is provided with wire harness connector, fast power supply wire harness and overall wire sheaves can be disconnected when need keep in repair assembly internal components, avoid power supply wire harness to affect detachable cover plate and Measuring error operation.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation being convenient to the HVAC housing assembly keeping in repair and change internal components of the present utility model;
Fig. 2 is the schematic cross-section of right cover plate in the utility model.
Label declaration in schematic diagram:
11, left shell; 12, right shell body; 21, spring is detained; 22, screw; 31, left cover; 32, right cover plate; 321, groove; 41, power supply wire harness; 42, wire harness connector; 43, cable-through hole.
Detailed description of the invention
For understanding content of the present utility model further, in conjunction with the accompanying drawings and embodiments the utility model is described in detail.
Embodiment 1
Referring to Fig. 1, a kind of of the present embodiment is convenient to the HVAC housing assembly keeping in repair and change internal components, comprises left shell 11, right shell body 12, left cover 31 and right cover plate 32, and described left shell 11 and right shell body 12 are connected and fixed by button spring 21.Left shell 11 and right shell body 12 form the basic housing of HVAC assembly, generally this housing is not dismantled when assembly internal components breaks down, just by the screw opening button spring 21 and left shell 11, right shell body 12 periphery plays fixation when only having failure condition more complicated, left shell 11, right shell body 12 fast dismantling are removed.
The bottom of left shell 11 and right shell body 12 all offers square breach, the party's v notch v offer position and dimensional parameters is determined on a case-by-case basis, main starting point is convenient to the detection of internal components, maintenance and replacing.Described left cover 31 and right cover plate 32 are installed in the party's v notch v, the edge of right cover plate 32 joint portion of right shell body 12 (namely with) offers groove 321, accordingly, the square gap edge of right shell body 12 is provided with the projection coordinated with groove 321.Referring to Fig. 2, the cross section of the present embodiment further groove 321 is approximate V-structure, the projection at right shell body 12 edge snaps in this groove 321 and forms hermetically-sealed construction, can ensure right cover plate 32 and the junction good sealing effect of right shell body 12, avoid whole HVAC housing assembly to leak out.In like manner, between described left cover 31 and left shell 11, same hermetically-sealed construction is set.In the present embodiment, left cover 31 and right cover plate 32 are all fixed on left shell 11, right shell body 12 by button spring 21.And in order to ensure left cover 31 and right cover plate 32 fixed.Also be provided with the auxiliary fixing left cover 31 of screw 22 and right cover plate 32.
In addition, a cable-through hole 43 is offered between left cover 31 and right cover plate 32, the object offering this cable-through hole 43 is mainly the extraction being convenient to enclosure interior device power source wire harness 41, enclosure interior device is facilitated to be electrically connected with external devices, simultaneously, the power line of enclosure interior device is concentrated by cable-through hole 43 and is drawn, and it also avoid the winding of power line, conveniently manages power line.In the present embodiment, power supply wire harness 41 is connected with hull outside device through cable-through hole 43, and between power supply wire harness 41 with hull outside device, be connected in series a wire harness connector 42.
When in HVAC assembly during component failure, fast power supply wire harness 41 and overall wire sheaves are disconnected by wire harness connector 42, power supply wire harness 41 is avoided to affect left cover 31, the dismounting of right cover plate 32 and Measuring error operation, by disassembling screw 22 and opening the simple operations of buckleing spring 21, left cover 31 and right cover plate 32 are unloaded from left shell 11 and right shell body 12 again, expose parts in housing cavity, can carry out easily detecting, keeping in repair and replacement operation, and without the need to whole assembly shell or assembly being removed, greatly saved maintenance cost and maintenance time.
Schematically above be described the utility model and embodiment thereof, this description does not have restricted, and also just one of the embodiment of the present utility model shown in accompanying drawing, actual structure is not limited thereto.So, if those of ordinary skill in the art enlightens by it, when not departing from the utility model and creating aim, design the frame mode similar to this technical scheme and embodiment without creationary, protection domain of the present utility model all should be belonged to.
Claims (4)
1. be convenient to the HVAC housing assembly keeping in repair and change internal components for one kind, comprise left shell (11) and right shell body (12), it is characterized in that: also comprise left cover (31) and right cover plate (32), described left shell (11) and right shell body (12) are connected and fixed by button spring (21), the bottom of this left shell (11) and right shell body (12) all offers square breach, and described left cover (31) and right cover plate (32) are installed in the party's v notch v; A cable-through hole (43) is offered between left cover (31) and right cover plate (32), the power supply wire harness (41) be connected with enclosure interior device is through this cable-through hole (43), and this power supply wire harness (41) is connected with hull outside device by a wire harness connector (42).
2. a kind of HVAC housing assembly be convenient to maintenance and changed internal components according to claim 1, it is characterized in that: the edge of described right cover plate (32) offers groove (321), accordingly, the square gap edge of described right shell body (12) is provided with projection, and right cover plate (32) is sealed by groove (321) and male cooperation with the junction of right shell body (12); Between described left cover (31) and left shell (11), same hermetically-sealed construction is set.
3. a kind of HVAC housing assembly be convenient to maintenance and changed internal components according to claim 2, is characterized in that: described left cover (31) and right cover plate (32) are all fixed on left shell (11), right shell body (12) by button spring (21).
4. a kind of HVAC housing assembly be convenient to maintenance and changed internal components according to Claims 2 or 3, is characterized in that: described left cover (31) and right cover plate (32) are also fixed by screw (22) and left shell (11), right shell body (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420856736.4U CN204373180U (en) | 2014-12-30 | 2014-12-30 | A kind of HVAC housing assembly be convenient to maintenance and changed internal components |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420856736.4U CN204373180U (en) | 2014-12-30 | 2014-12-30 | A kind of HVAC housing assembly be convenient to maintenance and changed internal components |
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| CN204373180U true CN204373180U (en) | 2015-06-03 |
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| CN201420856736.4U Active CN204373180U (en) | 2014-12-30 | 2014-12-30 | A kind of HVAC housing assembly be convenient to maintenance and changed internal components |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107244214A (en) * | 2017-07-03 | 2017-10-13 | 博耐尔汽车电气系统有限公司 | A kind of air conditioning for automobiles HVAC controls box mounting structure |
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2014
- 2014-12-30 CN CN201420856736.4U patent/CN204373180U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107244214A (en) * | 2017-07-03 | 2017-10-13 | 博耐尔汽车电气系统有限公司 | A kind of air conditioning for automobiles HVAC controls box mounting structure |
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