CN100419263C - Compressor having internally mounted inverter - Google Patents
Compressor having internally mounted inverter Download PDFInfo
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- CN100419263C CN100419263C CNB2006100070334A CN200610007033A CN100419263C CN 100419263 C CN100419263 C CN 100419263C CN B2006100070334 A CNB2006100070334 A CN B2006100070334A CN 200610007033 A CN200610007033 A CN 200610007033A CN 100419263 C CN100419263 C CN 100419263C
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Abstract
A compressor having an internally mounted inverter and having improved safety at low cost is provided. The compressor has a motor; a compressor mechanism driven by the motor; a first housing section having an opening and within which the motor is housed; a second housing section which is mounted on the first housing section and which closes the opening; a fixing member which fixes the second housing section to the first housing section; a controller which is provided on the first housing section and which controls the operation of the motor; a power supply section which supplies power to the controller; a protective cover which covers the controller; and a power source control apparatus which stops the supply of power to the controller by the power supply section or carries out a prescribed safety measure operation when the protective cover is removed from the controller. The protective cover has a shape which restricts manipulation of the fixing member by covering a manipulation section of the fixing member when the controller is covered.
Description
Technical field
The present invention relates to a kind of compressor having internally mounted inverter with safety installations.
Background technique
In the refrigerant circuit of aircondition, the refrigerant of low temperature of carrying out heat exchange by indoor heat converter or outdoor heat converter is sent as the gas refrigerant of High Temperature High Pressure by compressor compresses, circulates in refrigerant circuit once again.
In this compressor, have beyond the compression mechanical part of built-in motor, the situation that the voltage of supplying with to motor by control is controlled the transducer of motor action is set.
In transducer, as the drive voltage supply high voltage of motor.For example in the compressor of vehicle mounted aircondition, supply with voltage about 310V to transducer.Therefore, the conducting parts of transducer is incorporated in the housing, prevents because the electric shock accidents that unexpected contact causes.
Moreover, in transducer, for can not make the operator when safeguard waiting because of forgetting the operation under "on" position of cutting off the electricity supply, be provided with safety installations.
There is spy for example described later to open the power cut-off device that flat 6-6933 communique is put down in writing as this safety installations is known.
This power cut-off device have the terminal part of the power cut-off device (circuit breaker) that when unusual, power line cut off, protection power line safety cover, with the loading and unloading of safety cover mutually interlock with the drive assembly that opens circuit with the switch gear of supply cord switch, the line of when switch gear cuts out, cutting off the electricity supply.
The shut-off means of this power supply under also uninstalled situation, becomes the drive assembly that opens circuit and makes the power cut-off device action, with the structure of supply disconnecton in safety cover.
But in compressor, by the dismounting compression mechanical part, the conducting parts of motor exposes.In addition, under the situation of transducer energising, the possibility of motor involuntary maneuver under the state of dismounting compressor is arranged.
Therefore, in compressor, needed to forget that the safety installations under the powered-down situation is separately positioned on transducer and the compression mechanical part in the past, when structure is complicated more, caused the increase of manufacture cost.
Summary of the invention
The present invention has overcome above-mentioned technical problem, and its purpose is to provide a kind of compressor having internally mounted inverter (Built-in Ya Shrink Machine Nei イ Application バ one ) (following be called simply " compressor ") that improves Security under low cost.
In order to solve the problems of the technologies described above, the present invention has adopted following scheme.
That is, the invention provides a kind of compressor having internally mounted inverter, it has motor; By this compressors driven structure portion; Have opening portion, take in the chassis body of above-mentioned motor in inside; Be installed on this chassis body, seal the cap of above-mentioned opening portion; This cap is fixed to fixed component on the said machine casing main body; Be arranged on outside the said machine casing main body, control the transducer of the action of above-mentioned motor; The power supply of powering to this transducer; Cover the safety cover of above-mentioned transducer; Cover at this safety cover under the state of above-mentioned transducer and allow to power to above-mentioned transducer by above-mentioned power supply; under the state that above-mentioned safety cover is taken off from above-mentioned transducer, stop by the power control of above-mentioned power supply to the power supply of above-mentioned transducer or the safety measure action of stipulating; above-mentioned safety cover is formed in the state that covers above-mentioned transducer and covers the operation unit of said fixing parts down, and limits the shape of the operation of this fixed component.
In the compressor of this structure, owing under state, allow power control to power to transducer, thereby can make compressor action from power supply by safety cover cover transformation device.
In addition, owing to taking off from transducer under the state of safety cover, power control stops from power supply to the power supply of transducer or the safety measure action of stipulating, thereby has prevented to contact with the accident of transducer the electric shock that causes etc.At this, move as safety measure, for example for making high voltage parts or high voltage circuit discharge such as capacitor transducer in, or the power supply of continuation low voltage when stopping from the high-tension power supply of power supply, the action that makes the partial function of transducer continue to work etc.
On the other hand, in this compressor, cap is fixed with respect to chassis body by fixed component, and the operator needs the operation fixed component in order to take off cap from chassis body with near in the chassis body.
In compressor of the present invention, under the state of safety cover cover transformation device, safety cover covers the operation unit of fixed component, the operation of restriction fixed component.Be under the situation of bolt at fixed component for example, safety cover covers the head of bolt, the operation of restriction bolt.
Therefore, the operator need pull down safety cover from transducer when the operation fixed component.
That is, in this compressor, the operator needs to take off safety cover from transducer near transducer and under near the arbitrary situation in the chassis body.As mentioned above, by taking off safety cover, stop to the power supply of transducer or take safety measures from transducer.
The cap of this compressor was fixed to situation on the chassis body by a plurality of fixed components under, safety cover constituted and covers a fixed component at least and get final product.
At this, power control also can be a part that makes the distribution that connects power supply and transducer and crosses over transducer and safety cover and be provided with, and by take off safety cover from transducer distribution is disconnected, and stops the structure to the transducer power supply.
In addition, power control also can be to have and detects the sensor that safety cover takes off, and goes out taking off of safety cover by this sensor, thus the structure of the action that takes safety measures.
In this compressor, above-mentioned safety cover can have cover main body that covers above-mentioned transducer and the fixed component cover portion that covers the said fixing parts, this fixed component cover portion can form with above-mentioned safety cover with respect to parallel tabular of the installation direction of above-mentioned transducer.
In the compressor of this structure, when being installed to safety cover on the transducer, by safety cover is moved on respect to the installation direction of transducer, fixed component cover portion moves along this face is parallel, arrives the position relative with fixed component.That is, even, on safety cover, can not produce stress and concentrate, even long-time the use also is difficult for producing the fatigue ruption equivalent damage because safety cover has some tolerance of size or assembling tolerance, and fixed component cover portion can not interfere with other parts yet.
At this, above-mentioned cover main body and said fixing component cover portion can be by parallel and be connected with tabular joint that said fixing component cover portion intersects with respect to the installation direction of above-mentioned transducer with the cover main body.
In the case; because safety cover constitutes the shape to a plurality of direction bendings, thereby the flexural rigidity height, even to the fixed component cover portion application of force; also be difficult to be subjected to displacement, therefore can under the state that does not take off safety cover 12, unexpectedly do not operate fixed component from the position relative with fixed component.
A kind of compressor having internally mounted inverter is provided, and it has motor; By this compressors driven structure portion; Have opening portion, take in the chassis body of above-mentioned motor in inside; Be installed on this chassis body, seal the cap of above-mentioned opening portion; This cap is fixed to fixed component on the said machine casing main body; Be arranged on outside the said machine casing main body, control the transducer of the action of above-mentioned motor; The power supply of powering to this transducer; Cover the safety cover of above-mentioned transducer; Cover at this safety cover under the state of above-mentioned transducer and allow to power to above-mentioned transducer by above-mentioned power supply; stop under the state that above-mentioned safety cover is taken off from above-mentioned transducer by the power control of above-mentioned power supply to the power supply of above-mentioned transducer or the safety measure action of stipulating, above-mentioned safety cover has the cover main body that covers above-mentioned transducer and covers under the state of above-mentioned transducer the stop part (one one of ス ト Star パ) that stretches out to this cap mobile route when the said machine casing main body is taken off above-mentioned cap at above-mentioned safety cover.
In the compressor of this structure, because under the state by safety cover cover transformation device, power control allows to power to transducer from power supply, thereby can make compressor action.
In addition, owing to taking off from transducer under the state of safety cover, power control stops from power supply to the power supply of transducer or the safety measure action of stipulating, thereby has prevented to contact with the accident of transducer the electric shock that causes etc.At this, as safety measure, for example for making high voltage parts or high voltage circuit discharge such as capacitor transducer in, or the power supply of continuation low voltage when stopping from the high-tension power supply of power supply, the action that makes the partial function of transducer continue to work etc.
On the other hand, in this compressor, under the state of safety cover cover transformation device, the stop part of safety cover stretches out to the mobile route of the cap when chassis body takes off cap.Therefore, under the state of safety cover cover transformation device, even will take off cap from chassis body, stop part is also interfered with cap, can not take off cap.
Like this, in this compressor, the operator near casing the time, need take off safety cover taking off cap from chassis body.
As mentioned above, in this compressor, the operator needs to take off safety cover from circulator near transducer and under near the arbitrary situation in the chassis body.As mentioned above, by taking off safety cover, stop to the power supply of transducer or take safety measures from transducer.
At this, power control also can be a part that makes the distribution that connects power supply and transducer and crosses over transducer and safety cover and be provided with, and disconnects distribution by take off safety cover from transducer, stops the structure to the power supply of transducer.
In addition, power control also can be has the sensor that takes off that detects safety cover, goes out taking off of safety cover by this sensor, thereby carries out the structure of safety measure action.
At this, above-mentioned stop part also can together be fixed with said machine casing main body and above-mentioned cap by the said fixing parts.
In the case, the operator remove fixed component to chassis body and cap fixedly the time, can know the existence of stop part.That is, in this structure,, thereby can promptly carry out field-strip because the operator can know rapidly that not taking off safety cover just can not take off cap.
In addition, above-mentioned compressor also can be the compressor of the refrigerant circuit that constitutes aircondition, above-mentioned transducer be arranged in the said machine casing main body refrigeration agent be taken into mouthful near and can carry out heat transmission.
To the be through with gas refrigerant compression of the low temperature after the heat exchange of indoor heat converter or indoor heat converter of the compressor that constitutes the refrigerant circuit of aircondition is sent as the gas refrigerant of High Temperature High Pressure.Therefore, be taken into oral-lateral at refrigeration agent, the temperature of chassis body is relative low temperature.
Therefore, as mentioned above, the refrigeration agent that the transducer of the motor action by will controlling compressor is arranged on chassis body is taken near the mouth, with can carry out and chassis body between the heat transmission, the heat of transducer distributes to chassis body, can cool off transducer.
By such cooling transducer, even in the engine compartment that for example aircondition is arranged on vehicle, wait under the high temperature environment, also can not use special cooling construction and reduce thermogenetic influence, can improve the reliability of compressor with low cost to the electronic unit that constitutes transducer.
According to compressor of the present invention, can guarantee safety the operator near transducer and under by a safety installations near the arbitrary situation in the chassis body, can not increase into this locality and guarantee high Security.
Description of drawings
Fig. 1 is the stereogram that the compressor arrangement of first mode of execution of the present invention is shown.
Fig. 2 is that side view cuts open in the office that the compressor arrangement of first mode of execution of the present invention is shown.
Fig. 3 is for being the sectional arrangement drawing that the compressor arrangement of first mode of execution of the present invention is shown.
Fig. 4 is for being the side view that the compressor arrangement of second mode of execution of the present invention is shown.
Fig. 5 is the stereogram of another mode of execution example of safety cover that is used for the compressor of second mode of execution of the present invention.
Embodiment
Followingly embodiments of the present invention are described with reference to accompanying drawing.
First mode of execution
Below, use Fig. 1 to Fig. 3 to describe to first mode of execution of the present invention.
In the present embodiment, show the example of compressor 1 that the present invention is used for constituting the refrigerant circuit of aircondition shown in Figure 1.
Compressor 1 have motor, by compressors driven structure portion, take in they casing 2, be arranged on the outside of housing 2 and control the controller 3 (converter circuit) of the action of motor, to the power control 5 of the action of the power supply 4 of controller 3 power supply and control controller 3 and power supply 4.
Be specially, casing 2 as shown in Figures 1 and 2, the fixed component 8 that have first container 6 (chassis body) that the round-ended cylinder switch is arranged that at one end has opening portion, at one end has second container 7 (cap) that the round-ended cylinder shape is arranged of opening portion, the 1st container 6 and second container 7 are releasably fixed with the opposed facing state of opening portion.
In the present embodiment, a distolateral profile that is provided with of first container 6 is tetragonal outward flange 6a roughly, in each corner portion of outward flange 6a, forms the tapped hole along axial direction respectively.
The one distolateral profile that is provided with of second container 7 is tetragonal outward flange 7a roughly, in each corner portion of outward flange 7a, with outward flange 6 on tapped hole identical setting is set, form through hole respectively.
In addition,, used from the opposite side of second container 7 and inserted the through hole of logical lip part 7a outside, the bolt that screws togather with the tapped hole of the outward flange 6a of first container 6 as fixed component 8.
First, second container 6,7 as shown in Figure 2, dock with outward flange 7a with outward flange 6a, and the opposed state of each through hole of each tapped hole of outward flange 6a and outward flange 7a, lead to each through hole from another distolateral will inserting as the bolt of fixed component 8 respectively of second container 7, fix by this bolt and the corresponding tapped hole of each through hole are screwed togather.That is, as the bolt of fixed component 8, its axis be roughly parallel to casing 2 axis be screwed together in the tapped hole, its head 8a (operation unit) be positioned at another of outward flange 7a of second container 7 distolateral on.
On another of first container 6 is distolateral, be provided with the low pressure refrigerant chamber in inside, in this low pressure refrigerant chamber, be taken into a mouthful 6b through the refrigeration agent that is arranged on 6 sides, first container, send into by the indoor heat converter of aircondition or the refrigeration agent of outdoor heat converter.
That is, near the refrigeration agent of first container 6 other the part that is taken into part and chassis body 2 mouthful 6b is in a ratio of low temperature.
On casing 2, be provided with compressor base 2a along the length direction of casing 2, on this compressor base 2a, be provided with the guard box 11 of taking in controller 3.
At this, compressor base 12 is made of the high material of pyroconductivity of aluminium or acieral etc.In addition, controller 3 refrigeration agent that is set at first container 6 in guard box 11 is taken near the position mouthful 6b.
Thus, between first container 6 and controller 3, heat transmission is carried out with high efficiency, because in first container 6, the heat of controller 3 is distributed effectively, even thereby under the high temperature environment, also can not use special cooling construction in the engine compartment that for example aircondition is arranged on vehicle etc., and reduce heat to constituting the influence that electronic unit produced of controller 3, can improve the reliability of compressor with low cost.Certainly, loop on the controller 3 and guard box 11 and compressor base 2a insulation.
Box main body 11a has thermal conductivity, thus, allows the heat transmission (transmission of heat) between controller 3 and the compressor base 2a.
As shown in Figures 1 and 2, on guard box 11, the safety cover 12 that covers cap 11b is fixing by fixed components such as screw 13, just can not the approaching fixedly fixed component of cap 11b if fixed component 13 is not all taken off.
In the present embodiment, cover main body 12a is that the end of its second container, 7 sides is provided with the joint 12c that extends from the end of width direction below the side direction of second container 7 along the roughly rectangular flat plate shape of the length direction of casing 2.This safety cover 12 is installed from the top with respect to guard box 11 so that cover main body 12a is the state of approximate horizontal.
Joint 12c constitute with respect to cover main body 12 approximate vertical intersect tabular, distolateral in its lower end at another of second container 7, be provided with the tabular fixed component cover 12b of portion with cover main body 12a and joint 12c approximate vertical crossingly.
That is, the fixed component cover 12b of portion is with respect to cover main body 12a, by being connected with respect to installation direction (is Vertical direction in this situation) almost parallel of controller 3 and with tabular joint 12c that the fixed component cover 12b of portion intersects with safety cover 12.And the axis approximate vertical of fixed component cover 12b of portion and casing 2 is provided with crossingly, and the head 8a of fixed component 8 covers from the axial direction fixed part cover 12b of portion thus.
In addition, joint 12c is provided with to the outstanding protuberance 12d in the side of second container 7.This protuberance 12d is with respect to the mounting platform 7b that is arranged on 7 sides, second container, and is fixing by fixed components such as screw 13.
In safety cover 12, on the position relative with cap 11b, a pair of signaling line 16a, the 16b that are connected with power control 5 of an end installs with the state that the other end exposes separately.On the other end of these signaling lines 16a, 16b, be respectively arranged with contact P.
On cap 11b (outside), under the state that safety cover 12 is installed on the cap 11b, the position relative with the contact P of signaling line 16a, 16b is provided with conductor 11c.This conductor 11c only contacts and makes their conductings with the contact of signaling line 16a, 16b under the state that safety cover 12 is installed on the cap 11b.
Power control 5 covers under the state (being the state of overlay controller 3) of cap 12 at safety cover 12; permission is powered to controller 3 by power supply 4; under the state (being the state that slave controller 3 takes off) that safety cover 12 takes off from cap 11b, the portion 4 that stops power supply is to the power supply of controller 3 or the safety measure action of stipulating.
Power control 5 is judged to be safety cover 12 and has covered cap 11b under the state of a pair of signaling line 16a, 16b conducting,, is judged to be safety cover 12 and takes off from cap 11b not under the state of conducting at signaling line 16a, 16b.
In the present embodiment, constitute the safety installations of compressor by above-mentioned power control 5 and safety cover 12.
In the compressor 1 of this structure,, thereby can make compressor 1 action because under the state by safety cover 12 overlay controllers 3, power control 5 allows to power to controller 3 from power supply 4.
In addition, owing to take off under the state of safety cover 12 at slave controller 3, power control 5 stops to move to the power supply of controller 3 or the safety measure of stipulating from power supply 4, thereby has prevented to contact the electric shock that causes with the accident of controller 3.At this, as safety measure, for example for making high voltage parts or the high voltage circuit discharges such as capacitor in the controller 3, or when stopping, continuing the power supply of low voltage, the action that makes the partial function of controller 3 continue to work etc. from the High Voltage Power Supply of power supply 4.
On the other hand, in this compressor 1, second container 7 is fixing with respect to first container 6 by fixed component 8, and the operator needs operation fixed component 8 in order to take off second container 7 from first container 6 with near in the casing.
In this compressor 1, under the state of safety cover 12 overlay controllers 3, safety cover 12 covers the operation unit 8a of fixed component 8, the operation of restriction fixed component 8.That is, in the present embodiment, the head (operation unit 8a) that safety cover 12 covers as the bolt of fixed component 8 is with the operation of restriction bolt.
Therefore, the operator needs slave controller 3 places to take off safety cover 12 when operation fixed component 8.
That is, in this compressor 1, the operator needs slave controller 3 places to take off safety cover 12 near controller 3 and under near the arbitrary situation in the casing 2.As mentioned above, safety cover 12 is taken off at 3 places by slave controller, and stops to the power supply of controller 3 or take safety measures.
Thus,, can guarantee safety the operator near controller 3 and under, can not increase into this locality and guarantee high Security by a safety installations near the arbitrary situation in the casing 2 according to this compressor 1.
In addition; in this compressor 1; since the fixed component cover 12b of portion of safety cover 12 constitute with safety cover 12 with respect to parallel tabular of the installation direction of controller; thereby when being installed in safety cover 12 on the controller 3; by safety cover 12 is moved on respect to the installation direction of controller 3; the fixed component cover 12b of portion moves along this face is parallel, arrives the position relative with fixed component 8.
That is, even, on safety cover 12, do not produce stress and concentrate because safety cover 12 has some tolerance of size or assembling tolerance, and the fixed component cover 12b of portion does not interfere with other parts yet, therefore, even long-time the use also is difficult for producing the fatigue ruption equivalent damage.
In addition, in this compressor 1, cover main body 12a and the fixed component cover 12b of portion are by with to cover main body 12a parallel and be connected with tabular joint 12c that the fixed component cover 12b of portion intersects with respect to the installation direction of controller 3.Promptly; because even the shape that safety cover 12 forms to a plurality of direction bendings, thereby flexural rigidity height are to the fixed component cover 12b of the portion application of force; also be difficult to produce displacement, therefore can under the state that does not take off safety cover 12, unexpectedly do not operate fixed component 8 from the position relative with fixed component 8.
At this; in the above-described embodiment; show the contact P that a pair of signaling line 16a, 16b are set on safety cover 12; the example of the conductor 11c that a pair of signaling line 16a, 16b are connected is set on the cap 11b of guard box 11; but be not limited to this; sensors such as limit switch for example also can be set on safety cover 12; its switch under the state that is installed on the cap 11b is connection; substitute contact P and conductor 11c are set, power control 5 detects taking off of safety cover 12 according to the testing result of this sensor.
In addition; also can be shown in double dot dash line among Fig. 3; distribution 11d, 11e that signaling line 16a, 16b are connected with controller 3 are set; substitute conductor 11c is set; whether be connected with power control 5 to detect controller 3 by signaling line 16a, 16b; judge to safety cover 12 is removed in situation about connecting, carry out the structure of safety measure action.
Second mode of execution
Below use Fig. 4 that second mode of execution of the present invention is described.
As shown in Figure 4, the major character of the compressor 21 of present embodiment is to use safety cover 22 to substitute the safety cover 12 that constitutes safety installations in the compressor shown in first mode of execution 1.Below, for using same numeral, omit detailed description thereof with the same or same parts of first mode of execution.
Be specially; safety cover 22 has along the tabular stop part 22b of extending towards the below of intersecting of the axis approximate vertical with casing 2 (promptly with safety cover 22 with respect to the installation direction almost parallel of controller 3) on the end of second container, 7 sides of cover main body 12a.
In the present embodiment, stop part 22b is connected with cover main body 12a by joint 22c.
Joint 22c forms along the shape on the surface of the surface of guard box 11 and casing 2.Be specially, on the end of second container, 7 sides of cover main body 12a, have from this ora terminalis along the vertical component effect 22d that extends downwards with facing of the axis approximate vertical (craspedodromes) of casing 2 and from the axial direction of the lower end edge casing 2 of this vertical component effect 22d horizontal part 22e towards the bottom side extension of second accommodation section 7.
Moreover stop part 22b is connected on the front end of horizontal part 22e, by together linking together with first container 6 and second container 7 as one in the bolt of fixed component 8, and is fixed on first, second container 6,7.
In addition; in the present embodiment; be arranged at cap 11b in the guard box 11 and be provided with terminal to controller 3 power supply usefulness; power supply 4 has to the electricity cable 4a of controller 3 power supply usefulness and is arranged on the end of electricity cable 4a, connects the connector 4b of the power supply of electricity cable 4a and cap 11b with terminal.
On the cover main body 12a of safety cover 22, be provided for the connector assembly department 22f of mounted connector 4b, by connector 4b being installed on connector assembly department 22f, electricity cable 4a can be connected with the terminal of the power supply usefulness of cap 11b.
In the compressor 21 of this structure, with the compressor 1 shown in first mode of execution similarly, under the situation of operator, need slave controller 3 places to take off safety cover 22 near controller 3.
In addition, in this compressor 21, under the state of safety cover 22 overlay controllers 3, the stop part 22b of safety cover 22 stretches out to the mobile route of second container 7 when second container 7 is taken off in first container 6.Therefore, under the state of safety cover 22 overlay controllers 3, even will take off second container 7 from first container 6, stop part 22b also interferes with second container 7, can not take off second container 7.
So, in this compressor 21, the operator is taking off second container 7 from first container 6, near in the casing 2 time, need take off safety cover 22.
As mentioned above, in this compressor 21, the operator needs slave controller 3 places to take off safety cover 22 near controller 3 and under near the arbitrary situation in the casing 2.Moreover as mentioned above, safety cover 22 is taken off at 3 places by slave controller, can stop to the power supply of controller 3 or takes safety measures.
Thus,, can guarantee safety the operator near controller 3 and under, can not increase into this locality and guarantee high Security by a safety installations near the arbitrary situation in the casing 2 according to this compressor 21.
In addition, according to this compressor 21, the simple shape of safety cover 22, so low cost of manufacture.And, in this compressor 21, owing to do not need mounting platform 7b is set on casing 2, thereby the simple shape of casing 2, the formability of casing 2 improves, thereby can improve the rate of manufacturing a finished product.
Moreover in this compressor 21, owing to do not need the fixedly fixed component 13 of safety cover 22 and mounting platform 7b, number of components is less, therefore assembles the number minimizing, low cost of manufacture.
In addition, in this compressor 21, stop part 22b is connected on the front end of horizontal part 22e, by one in the fixed component 8, and together links together with first container 6 and second container 7, and is fixed on first, second container 6,7.
Thus, the operator remove 8 pairs first containers 6 of fixed component and second container 7 fixedly the time, can know the existence of stop part 22b.That is, in this compressor 21,, thereby can promptly carry out field-strip because the operator can know rapidly that not taking off safety cover 22 just can not take off second container 7.
Moreover in this compressor 21, the connector 4b that the electricity cable 4a and the power supply of cap 11b of power supply 4 is connected with terminal is installed on the cover main body 12a of safety cover 22.Therefore; in this compressor 21 and since with safety cover 22 when guard box 11 takes off, electricity cable 4a is cut off with being connected of terminal with the power supply of cap 11b; be stopped by the power supply of power supply 4, can guarantee operator's Security more reliably to controller 3.
At this, in the present embodiment, the joint 22c that shows safety cover 22 has the structure of vertical component effect 22d and horizontal part 22e, but is not limited to this, also can be as shown in Figure 5, and joint 22c only is made of horizontal part 22e.In the case, because the shape of safety cover 22 is simpler, thereby can further reduce manufacture cost.
Claims (6)
1. a compressor having internally mounted inverter has motor;
By this compressors driven structure portion;
Have opening portion, take in the chassis body of described motor in inside;
Be installed on this chassis body, seal the cap of described opening portion;
This cap is fixed to fixed component on the described chassis body;
Be arranged on outside the described chassis body, control the transducer of the action of described motor;
The power supply of powering to this transducer;
Cover the safety cover of described transducer; With
Cover at this safety cover under the state of described transducer and allow to power to described transducer by described power supply; under the state that described safety cover is taken off from described transducer, stop by the power control of described power supply to the power supply of described transducer or the safety measure action of stipulating
Described safety cover is formed in the state that covers described transducer and covers the operation unit of described fixed component down, and limits the shape of the operation of this fixed component.
2. compressor having internally mounted inverter according to claim 1; it is characterized in that; described safety cover has cover main body that covers described transducer and the fixed component cover portion that covers described fixed component, and this fixed component cover portion constitutes parallel with the installation direction with respect to described transducer of described safety cover tabular.
3. compressor having internally mounted inverter according to claim 2, it is characterized in that, described cover main body and described fixed component cover portion are by parallel with the installation direction with respect to described transducer of described cover main body and be connected with tabular joint that described fixed component cover portion intersects.
4. a compressor having internally mounted inverter has motor;
By this compressors driven structure portion;
Have opening portion, take in the chassis body of described motor in inside;
Be installed on this chassis body, seal the cap of described opening portion;
This cap is fixed to fixed component on the described chassis body;
Be arranged on outside the described chassis body, control the transducer of the action of described motor;
The power supply of powering to this transducer;
Cover the safety cover of described transducer; With
Cover at this safety cover under the state of described transducer and allow to power to described transducer by described power supply; under the state that described safety cover is taken off from described transducer, stop by the power control of described power supply to the power supply of described transducer or the safety measure action of stipulating
Described safety cover has the cover main body that covers described transducer and covers at described safety cover under the state of described transducer, the stop part that stretches out to the mobile route of this cap when described chassis body takes off described cap.
5. compressor having internally mounted inverter according to claim 4 is characterized in that described stop part together is fixed with described chassis body and described cap by described fixed component.
6. according to each described compressor having internally mounted inverter in the claim 1 to 5, it is characterized in that, it is the compressor having internally mounted inverter of the refrigerant circuit that constitutes aircondition, described transducer be arranged in the described chassis body refrigeration agent be taken into mouthful near and can carry out heat transmission.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005119746 | 2005-04-18 | ||
| JP2005-119746 | 2005-04-18 | ||
| JP2005119746 | 2005-04-18 | ||
| JP2005-247604 | 2005-08-29 | ||
| JP2005247604 | 2005-08-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1854520A CN1854520A (en) | 2006-11-01 |
| CN100419263C true CN100419263C (en) | 2008-09-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100070334A Expired - Fee Related CN100419263C (en) | 2005-04-18 | 2006-02-10 | Compressor having internally mounted inverter |
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| Country | Link |
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| CN (1) | CN100419263C (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5260198B2 (en) | 2008-09-08 | 2013-08-14 | 三菱重工業株式会社 | Inverter-integrated electric compressor |
| JP5699994B2 (en) * | 2012-06-29 | 2015-04-15 | 株式会社豊田自動織機 | Electric compressor |
| JP6021623B2 (en) * | 2012-12-11 | 2016-11-09 | 三菱重工業株式会社 | Inverter-integrated electric compressor |
| JP6180810B2 (en) | 2013-06-19 | 2017-08-16 | 三菱重工オートモーティブサーマルシステムズ株式会社 | Inverter-integrated electric compressor |
| JP6102589B2 (en) * | 2013-07-10 | 2017-03-29 | ダイキン工業株式会社 | Turbo compressor and turbo refrigerator |
| JP6256304B2 (en) * | 2014-10-31 | 2018-01-10 | 株式会社安川電機 | Driving device and vehicle including the same |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3148514A (en) * | 1963-04-15 | 1964-09-15 | Mccray Refrigerator Company In | Housings for condensers of refrigerator systems |
| US5129239A (en) * | 1991-10-07 | 1992-07-14 | Thurman Matt A | Roof top refrigeration equipment housing |
| JP2002191153A (en) * | 2000-12-20 | 2002-07-05 | Denso Corp | Motor-driven refrigeration cycle device |
| JP2003254566A (en) * | 2002-02-28 | 2003-09-10 | Sharp Corp | Outdoor unit of air conditioner |
-
2006
- 2006-02-10 CN CNB2006100070334A patent/CN100419263C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3148514A (en) * | 1963-04-15 | 1964-09-15 | Mccray Refrigerator Company In | Housings for condensers of refrigerator systems |
| US5129239A (en) * | 1991-10-07 | 1992-07-14 | Thurman Matt A | Roof top refrigeration equipment housing |
| JP2002191153A (en) * | 2000-12-20 | 2002-07-05 | Denso Corp | Motor-driven refrigeration cycle device |
| JP2003254566A (en) * | 2002-02-28 | 2003-09-10 | Sharp Corp | Outdoor unit of air conditioner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1854520A (en) | 2006-11-01 |
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