CN203300840U - Connection terminal and air conditioner having the connection terminal - Google Patents
Connection terminal and air conditioner having the connection terminal Download PDFInfo
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- CN203300840U CN203300840U CN2013202815629U CN201320281562U CN203300840U CN 203300840 U CN203300840 U CN 203300840U CN 2013202815629 U CN2013202815629 U CN 2013202815629U CN 201320281562 U CN201320281562 U CN 201320281562U CN 203300840 U CN203300840 U CN 203300840U
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- temperature
- junction block
- terminal base
- base structure
- structure body
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Abstract
The utility model discloses a connection terminal and an air conditioner having the connection terminal. The connection terminal comprises a connection terminal structural body and a connecting sheet arranged on one side of the connection terminal structural body. The connecting sheet is electrically connected with an external control panel. The other side of the connection terminal structural body is provided with a temperature sensing device used for sensing the temperature of the connecting sheet and disconnecting a circuit where the temperature sensing device resides when the temperature of the connecting sheet exceeds a predetermined threshold value. The temperature sensing device is electrically connected with the control panel. The temperature sensing part of the temperature sensing device is close to a heat conduction part of the connection terminal structural body. By arranging the temperature sensing device, the connection terminal can sense the temperature of the connecting sheet in a real-time manner. When the temperature of the connecting sheet is abnormal, namely when the connecting sheet temperature exceeds the predetermined threshold value, the circuit is then disconnected. The running of an indoor set is stopped in a timely manner. The using safety of the air conditioner is thus ensured. Furthermore, current control can be achieved through the control panel. The current magnitude is lowered. The safety is enhanced.
Description
Technical field
The utility model relates to air-conditioning technical field, relates in particular to a kind of junction block and has the air conditioner of this junction block.
Background technology
At present, take the off-premises station of convertible frequency air-conditioner as example, the electric current of off-premises station all needs through junction block, makes junction block can bear larger electric current.And the off-premises station external wall installation in the building of high level usually, the difficulty of its fitting operation is larger, and operating space is limited, when occurring that installation is not in place, the local current resistance is strengthened, thus the consumption that increases invalid energy.
Simultaneously, because the junction block that adopts in air conditioner does not all have the temperature sense function, the problems referred to above are often when off-premises station continues heavy-duty service, can produce a large amount of heat, burn out junction block, the off-premises station that even ignites, cause larger loss, particularly for combustible refrigerant, the potential safety hazard that also likely sets off an explosion.
The utility model content
The air conditioner that main purpose of the present utility model is to provide a kind of junction block and has this junction block, be intended to improve the air-conditioning safety in utilization.
In order to achieve the above object, the utility model proposes a kind of junction block, comprising: terminal base structure body and the brace that is arranged on described terminal base structure body one side, described brace is electrically connected to the external control panel; The opposite side of described terminal base structure body is equiped be used to responding to described brace temperature and disconnect the temperature sensing device of place circuit when described brace temperature surpassing reservation threshold, and described temperature sensing device is electrically connected to described control panel; The temperature sense of described temperature sensing device is partly pressed close to heat conduction place of terminal base structure body.
Preferably, described temperature sensing device comprises: at least one heat conduction place of pressing close to the terminal base structure body be used for responding to described brace temperature temperature inductor, with the plug of described control panel electrical connection and the connector that described temperature inductor is connected with the lead-in wire of described plug.
Preferably, described terminal base structure body is provided with the corresponding groove structure that is used for installing the described temperature inductor in location and connector.
Preferably, the groove structure of described temperature inductor and connector is separately positioned on the two ends of described terminal base structure body.
Preferably, described temperature inductor is square body, and the cross section that the groove structure of described temperature inductor is installed is corresponding with described temperature inductor cross section square.
Preferably, described connector is the two copper cash ends that a joint copper sheet compresses, and described plug and each temperature inductor all have two lead-in wires, by two described connectors, respectively temperature inductor and two lead-in wires corresponding to plug is connected; The groove structure that described connector is installed on described terminal base structure body has two grooves, and two connectors are placed on respectively in two grooves; Be provided with a demarcation strip between two grooves with two connector electric insulations.
Preferably, described connector cross section is square, and the cross sectional shape of described groove is consistent with the shape of cross section of described connector.
Preferably, described temperature inductor is the high temperature fuse.
Preferably, described high temperature fuse comprises the fuse of a temperature sensor, a switch that is connected with fuse, and the relay that with described fuse and switch, is connected, disconnects described switch when the temperature of described fuse induction surpasses reservation threshold.
Preferably, described temperature inductor is the temperature sensor that is electrically connected to described control panel, the temperature of the described brace of described temperature sensor senses, and send temperature signal to described control panel; When described brace temperature surpassed reservation threshold, described control panel disconnected the place circuit.
Preferably, this junction block also comprises and is fastened on described terminal base structure body, is used for the junction block bottom of described temperature sensing device sealing.
Preferably, described junction block bottom cover clasp is combined on whole of described terminal base structure body.
Preferably, described junction block bottom cover clasp is combined on described terminal base structure body the regional area that is positioned at described temperature sensing device top.
Preferably, described brace is provided with the plug wire end that is electrically connected to the external control panel.
The utility model also proposes a kind of air conditioner, comprises off-premises station, and described off-premises station is connected with junction block as above.
A kind of junction block that the utility model proposes and the air conditioner with this junction block, by temperature sensing device is installed in junction block, respond in real time the temperature of brace, when the brace temperature occurs abnormal, disconnect the place circuit while namely surpassing reservation threshold, in time cut off the operation of indoor set, guarantee that air-conditioning uses safety; In addition, can also control electric current by control panel, reduce the magnitude of current, improve fail safe.
Description of drawings
Fig. 1 is the stereochemical structure decomposing schematic representation of the utility model junction block the first embodiment;
Fig. 2 is the scheme of installation of temperature sensing device in the terminal base structure body in the utility model junction block the first embodiment;
Fig. 3 is the structural representation after junction block shown in Figure 1 is assembled;
Fig. 4 is the structural representation of temperature sensing device shown in Figure 1;
Fig. 5 is a kind of electrical block diagram of temperature inductor in the utility model embodiment junction block;
Fig. 6 is the another kind of electrical block diagram of temperature inductor in the utility model embodiment junction block;
Fig. 7 is the scheme of installation of temperature sensing device in the terminal base structure body in the utility model junction block the second embodiment;
Fig. 8 is the structural representation after the second embodiment assembling of the utility model junction block.
, in order to make the technical solution of the utility model clearer, clear, below in conjunction with accompanying drawing, be described in further detail.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1 to Figure 3, the utility model the first embodiment proposes a kind of junction block, comprises terminal base structure body 2, junction block bottom 1, temperature sensing device 5 and brace 3, wherein:
Described temperature sensing device 5 is arranged on the opposite side of relative brace 3 on described terminal base structure body 2, and temperature sensing device 5 is isolated by terminal base structure body 2 and brace 3, and can respond to the temperature of brace 3; These temperature sensing device 5 tops are by 1 sealing of junction block bottom.
For the ease of installing, the present embodiment is provided with screw mounting hole 11 on junction block bottom 1, correspondence position is provided with screw mounting hole 21 on terminal base structure body 2 simultaneously, and the screw mounting hole (not shown) is set on brace 3, pass each screw mounting hole by screw junction block bottom 1, terminal base structure body 2 and brace 3 are fixedly connected with.
Described temperature sensing device 5 is electrically connected to described control panel, when described brace 3 temperature surpass reservation threshold, temperature sensing device 5 disconnects the place circuit, perhaps by control panel, control break-off signal induction installation 5 place circuit, thereby can in time cut off the operation of indoor set, guarantee that air-conditioning uses safety.
The temperature threshold values of above-mentioned setting can be set according to actual needs, such as 80 degree etc.
Particularly, as shown in Figure 4, described temperature sensing device 5 comprises: temperature inductor 51, the plug 4 that is electrically connected to described control panel and the connector 6 that the lead-in wire of described temperature inductor 51 52 is connected with the lead-in wire 41 of described plug 4.This temperature inductor 51 is pressed close to heat conduction place of terminal base structure body 2, is beneficial to sense early the high temperature of brace 3, and then circuits for triggering are controlled early, cuts off the operation of indoor set, guarantees that air-conditioning uses safety.
, for the convenient location temperature sensing device of installing, be provided with corresponding groove structure and be used for installing location said temperature inductor 51, connector 6 and corresponding lead-in wire 52,41 on terminal base structure body 2.The groove structure 24 of described temperature inductor 51 and the groove structure 23 of connector 6 are separately positioned on the two ends of described terminal base structure body 2.
In the present embodiment, temperature inductor 51 is square body, and the cross section that the groove structure 24 of described temperature inductor 51 is installed is corresponding with described temperature inductor 51 cross sections square.
Wherein, the quantity of temperature inductor 51 can be set as one or more as required, and in the present embodiment, temperature inductor 51 is two.
Above-mentioned connector 6 is the two copper cash ends that a joint copper sheet compresses, each temperature inductor 51 has two lead-in wires 52, plug 4 also has two lead-in wires 41 simultaneously, therefore by two above-mentioned connectors 6, respectively two of temperature inductor 51 and plug 4 correspondences lead-in wires is connected.The groove structure 23 that described connector 6 is installed on terminal base structure body 2 has two grooves, and when mounted, two connectors 6 are placed on respectively in two grooves; Be provided with a demarcation strip 22 between two grooves with two connector 6 isolation,, to realize the electric insulation between two connectors 6, avoid two connector 6 contacts and short circuit.
In the present embodiment, the cross section of connector 6 is square, and the cross sectional shape of the groove of placement connector 6 is consistent with the shape of cross section of connector 6; By two above-mentioned connectors 6, two of temperature inductor 51 and plug 4 correspondences lead-in wires are connected, simultaneously, the body of this connector 6 also plays the effect of stationary positioned on terminal base structure body 2.
By said structure, the integrally-built installation of the line seat that can achieve a butt joint location, so that in various tests (such as destructive testing) or transportation, not fragile connector 6 and temperature inductor 51.
As a kind of execution mode, described temperature inductor 51 can be the disconnected device of high temperature melting, its circuit structure as shown in Figure 5, this high temperature fuse comprises the fuse 511 of a temperature sensor, one switch 512 that is connected with fuse 511, and the relay 513 that with described fuse 511 and switch 512, is connected, disconnects described switch 512 when the temperature of described fuse 511 inductions surpasses reservation threshold.
As another kind of execution mode, described temperature inductor 51 can be the temperature sensor that is electrically connected to described control panel, the temperature of the described brace 3 of described temperature sensor senses, and send temperature signal to described control panel; When described brace 3 temperature surpassed reservation threshold, described control panel disconnected the place circuit.The circuit structure of this temperature inductor 51 can be as shown in Figure 6, wherein, MCU is control panel, and Rt is the temperature sensitive resister of temperature sensor, when the temperature of sensing as temperature sensitive resister Rt surpassed the first reservation threshold, MCU sent alarm signal to the display unit of indoor set; When temperature surpassed the second reservation threshold, temperature sensor sent temperature signal to MCU, by MCU, is outwards transmitted control signal, and the running frequency that reduces compressor is pointed out warning message simultaneously; When temperature surpassed the 3rd reservation threshold, temperature sensor sent temperature signal to MCU, by MCU control relay RY2, disconnected the place circuit, thereby cut off the operation of indoor set, guaranteed that air-conditioning uses safety.Above-mentioned each reservation threshold can be set according to actual conditions, at this, does not do restriction.
In addition, alarm can also be set on junction block, this alarm is connected with control panel, when the temperature of sensing brace 3 at temperature inductor 51 surpasses reservation threshold, produce alarm signal by alarm, by control panel, the electric current of off-premises station is controlled, such as reducing the magnitude of current, to improve the air-conditioning safety in utilization.
The present embodiment passes through such scheme, temperature sensing device is installed in junction block, the temperature of induction brace,, when the brace temperature occurs extremely, disconnect the place circuit while namely surpassing reservation threshold in real time, in time cut off the operation of indoor set, guarantee that air-conditioning uses safety, while preventing that off-premises station from continuing heavy-duty service, produce a large amount of heat, burn out junction block, off-premises station even ignites; In addition, can also control electric current by control panel, reduce the magnitude of current, to improve the safety in utilization of air conditioner.
as shown in Figures 7 and 8, the utility model the second embodiment proposes a kind of junction block, similar to above-mentioned the first embodiment, comprise terminal base structure body 2, junction block bottom 1, temperature sensing device and brace, temperature sensing device comprises temperature inductor 51, plug and the connector 6 that the lead-in wire of described temperature inductor 51 52 is connected with the lead-in wire 41 of described plug, its difference is, in above-mentioned the first embodiment, junction block bottom 1 is fastened on the whole appearance of described terminal base structure body 2, and in the present embodiment, described junction block bottom 1 is fastened on described terminal base structure body 2 regional area that is positioned at described temperature sensing device top.Other are identical with the first embodiment.
In addition, the utility model also proposes a kind of air conditioner, comprises off-premises station and indoor set, and described off-premises station is connected with junction block, and this junction block can adopt the junction block described in the various embodiments described above, and its structure please refer to the various embodiments described above, does not repeat them here.
The utility model embodiment junction block and have the air conditioner of this junction block, by temperature sensing device 5 is installed in junction block, respond in real time the temperature of brace 3, when brace 3 temperature occur abnormal, disconnect the place circuit while namely surpassing reservation threshold, in time cut off the operation of indoor set, guarantee that air-conditioning uses safety; In addition, can also control electric current by control panel, reduce the magnitude of current, improve fail safe.
Above are only preferred embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or flow process conversion that utilizes the utility model specification and accompanying drawing content to do; or directly or indirectly be used in other relevant technical field, all in like manner be included in scope of patent protection of the present utility model.
Claims (15)
1. a junction block, is characterized in that, comprising: terminal base structure body and the brace that is arranged on described terminal base structure body one side, and described brace is electrically connected to the external control panel; The opposite side of described terminal base structure body is equiped be used to responding to described brace temperature and disconnect the temperature sensing device of place circuit when described brace temperature surpassing reservation threshold, and described temperature sensing device is electrically connected to described control panel; The temperature sense of described temperature sensing device is partly pressed close to heat conduction place of terminal base structure body.
2. junction block according to claim 1, it is characterized in that, described temperature sensing device comprises: at least one heat conduction place of pressing close to the terminal base structure body be used for responding to described brace temperature temperature inductor, with the plug of described control panel electrical connection and the connector that described temperature inductor is connected with the lead-in wire of described plug.
3. junction block according to claim 2, is characterized in that, described terminal base structure body is provided with the corresponding groove structure that is used for installing the described temperature inductor in location and connector.
4. junction block according to claim 3, is characterized in that, the groove structure of described temperature inductor and connector is separately positioned on the two ends of described terminal base structure body.
5. junction block according to claim 3, is characterized in that, described temperature inductor is square body, and the cross section that the groove structure of described temperature inductor is installed is corresponding with described temperature inductor cross section square.
6. junction block according to claim 3, it is characterized in that, described connector is the two copper cash ends that a joint copper sheet compresses, and described plug and each temperature inductor all have two lead-in wires, by two described connectors, respectively temperature inductor and two lead-in wires corresponding to plug is connected; The groove structure that described connector is installed on described terminal base structure body has two grooves, and two connectors are placed on respectively in two grooves; Be provided with a demarcation strip between two grooves with two connector electric insulations.
7. junction block according to claim 6, is characterized in that, described connector cross section is square, and the cross sectional shape of described groove is consistent with the shape of cross section of described connector.
8. junction block according to claim 2, is characterized in that, described temperature inductor is the high temperature fuse.
9. junction block according to claim 8, it is characterized in that, described high temperature fuse comprises the fuse of a temperature sensor, one switch that is connected with fuse, and the relay that with described fuse and switch, is connected, disconnects described switch when the temperature of described fuse induction surpasses reservation threshold.
10. junction block according to claim 2, is characterized in that, described temperature inductor is the temperature sensor that is electrically connected to described control panel, the temperature of the described brace of described temperature sensor senses, and send temperature signal to described control panel; When described brace temperature surpassed reservation threshold, described control panel disconnected the place circuit.
11. according to claim 1-10, the described junction block of any one, is characterized in that, also comprises and be fastened on described terminal base structure body, be used for the junction block bottom of described temperature sensing device sealing.
12. junction block according to claim 11, is characterized in that, described junction block bottom cover clasp is combined on whole of described terminal base structure body.
13. junction block according to claim 11, is characterized in that, described junction block bottom cover clasp is combined on described terminal base structure body the regional area that is positioned at described temperature sensing device top.
14. according to claim 1-10, the described junction block of any one, is characterized in that, described brace is provided with the plug wire end that is electrically connected to the external control panel.
15. an air conditioner, comprise off-premises station, it is characterized in that, described off-premises station is connected with junction block as described in any one in claim 1-14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202815629U CN203300840U (en) | 2013-05-21 | 2013-05-21 | Connection terminal and air conditioner having the connection terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202815629U CN203300840U (en) | 2013-05-21 | 2013-05-21 | Connection terminal and air conditioner having the connection terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203300840U true CN203300840U (en) | 2013-11-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202815629U Expired - Lifetime CN203300840U (en) | 2013-05-21 | 2013-05-21 | Connection terminal and air conditioner having the connection terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203300840U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103280641A (en) * | 2013-05-21 | 2013-09-04 | 广东美的制冷设备有限公司 | Wire holder, air conditioner comprising same and temperature control method |
-
2013
- 2013-05-21 CN CN2013202815629U patent/CN203300840U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103280641A (en) * | 2013-05-21 | 2013-09-04 | 广东美的制冷设备有限公司 | Wire holder, air conditioner comprising same and temperature control method |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131120 |
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| CX01 | Expiry of patent term |