CN101619717B - Terminal protecting component of electric compressor - Google Patents
Terminal protecting component of electric compressor Download PDFInfo
- Publication number
- CN101619717B CN101619717B CN200910150993XA CN200910150993A CN101619717B CN 101619717 B CN101619717 B CN 101619717B CN 200910150993X A CN200910150993X A CN 200910150993XA CN 200910150993 A CN200910150993 A CN 200910150993A CN 101619717 B CN101619717 B CN 101619717B
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- Prior art keywords
- terminal
- projection
- protecting component
- protector
- motor compressor
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Abstract
The present terminal protecting component of an electric compressor is capable of ensuring jogged connection of a protuberance of a terminal cover relative to a blocking hole of a blocking sheet of a terminal protecting piece without great swinging after jogging even there is a micro size error. A protecting component (10) composed of the terminal protecting piece (4) fixed on a lid body (1a) and the terminal cover (5) jogged and fixed on the terminal protecting piece (4) protects a terminal (2) mounted on the lid body (1a) of a closed container (1), wherein an upper end portion of the protuberance (8) formed on the terminal cover (5) is provided with an inclined plane (8) sloping downward for jogging in a blocking hole (7a) of a blocking sheet (7) formed on the terminal protecting piece (4), and a lower end portion is provided with an inclined plane (8b) sloping upward. Even though there is a micro size error between the blocking hole of the blocking sheet and the protuberance, it is capable of ensuing the jogging connection of the protuberance without great swinging after jogging by absorbing the error by the inclined plane of the protuberance sloping downward.
Description
Technical field
The present invention relates to a kind of motor compressor, relate in particular to the improvement of the protection member that is used to protect the terminal of installing at seal container.
Background technique
Usually, motor compressor contains mechanism portion and by this mechanism portion compressor driven structure portion, in this seal container terminal is installed in seal container, by the energising of this terminal and described mechanism portion and make the compression mechanical part action.And, gas (typically referring to freezing mixture) is imported compression mechanical part and compression, the pressurized gas that spray by discharge tube simultaneously in the outside drain seal container by ingress pipe.
As shown in Figure 4, the outer electrode 2a that is positioned at seal container 1 outside of described terminal is electrically connected with the connector 3a of the front end of the many flexible cords 3 that are installed in mains side, and, though not shown, the inner electrode that is positioned at seal container 1 inside is electrically connected by lead with the stator (stator) of described mechanism portion.
The joint of the outer electrode 2a of this terminal 2 and the connector 3a of mains side flexible cord 3 exposes.Thereby, if the electrical connection section of terminal 2 externally exposes, then can be owing to dust adheres to or situation such as attachment of moisture causes insulating property to reduce, energising is bad.
In order to address the above problem, patent documentation 1,2 etc. discloses the prior art of the external electric joint that is intended to protect terminal.
[patent documentation 1] TOHKEMY 2008-75547;
[patent documentation 2] TOHKEMY 2006-220000.
As shown in Figure 4; the chimeric terminal cover 5 that is fixed on this terminal protector 4 constitutes the protection member of the external electric joint of protection terminal 2 with inserting also by terminal protector 4; in this case; the wall portion of terminal cover 5 is embedded in the inboard of a plurality of catch 6 that the sidepiece of terminal protector 4 forms; and the projection 8 chimeric fastenings that are provided with in the end wall bottom of terminal cover 5 are in the card complex hole 7a at the fastening sheet 7 of terminal protector 4 end opposite disposed.
In this case, shown in Fig. 5 (b), when the projection 8 of terminal cover 5 was embedded in the card complex hole 7a of fastening sheet 7 of terminal protector 4, the lower edge of terminal cover 5 abutted to the substrate 4a upper surface of terminal protector 4.
But, shown in Fig. 5 (a), hold difficulty to distance A with from the substrate 4a upper surface of terminal protector 4 to the size apart from B of card complex hole 7a upper limb from terminal cover 5 lower edges to projection 8 upper limbs, as shown in Figure 6, when the distance A ratio produces error C slightly greatly apart from B, when projection 8 also is not fitted to the card complex hole 7a of fastening sheet 7, the lower edge of terminal cover 5 has abutted to the substrate 4a upper surface of terminal protector 4, owing to can not descend again, be not entrenched in unfavorable condition among the card complex hole 7a so can produce projection 8.If above-mentioned distance A is set at than the little a lot of size of distance B can prevents that projection 8 can't be embedded in the situation of card complex hole 7a, but terminal cover 5 is shambled after chimeric.
Summary of the invention
The present invention makes in order to solve the unfavorable condition that exists in the prior art; purpose is to provide a kind of terminal protecting component of motor compressor; even produce small size error a little; the projection of terminal cover also can be chimeric reliably with respect to the card complex hole of the fastening sheet of terminal protector, and can not take place to rock greatly after chimeric.
As the mode that is used to realize above-mentioned purpose; the invention provides a kind of terminal protecting component of motor compressor; wherein; in described motor compressor; the terminal that is used for to described mechanism portion energising is installed in containing mechanism portion and the seal container by this mechanism portion compressor driven structure portion; and in order to protect the external electric joint of this terminal; be equipped with in the described motor compressor by terminal protector and the protection member that inserts and the chimeric terminal cover that is fixed in this terminal protector constitutes; the terminal protecting component of described motor compressor is characterised in that; be used to be entrenched in the card complex hole of the fastening sheet that is formed at described terminal protector and form downward-sloping plane of inclination, and the underpart forms acclivitous plane of inclination in the upper end portion of the projection of the hood-shaped one-tenth of described terminal.
The invention effect
According to the present invention; be equipped with by the terminal protector and insert and the motor compressor of the protection member that the chimeric terminal cover that is fixed on this terminal protector constitutes in; for in the card complex hole that is entrenched in the fastening sheet that is formed at described terminal protector and form downward-sloping plane of inclination in the upper end portion of the projection of the hood-shaped one-tenth of described terminal; and the underpart forms acclivitous plane of inclination; therefore; even the position of the projection of terminal cover is departed from the position of the card complex hole of fastening sheet a little, its size error also can be absorbed by the downward-sloping plane of inclination of upper end portion.Thus, the projection that can guarantee the terminal cover is chimeric with respect to the card complex hole of the fastening sheet of terminal protector, and can not take place after chimeric to rock greatly.
Description of drawings
Fig. 1 is the summary exploded perspective view of mode of execution of the terminal protecting component of expression motor compressor involved in the present invention.
Fig. 2 is the summary longitudinal section of state that the terminal protecting component of motor compressor involved in the present invention has been installed in expression.
Fig. 3 (a) is the summary longitudinal section of the projection on the terminal cover of terminal protecting component of expression motor compressor involved in the present invention, (b) is the summary longitudinal section of chimeric status of card complex hole of the fastening sheet of the projection of expression terminal cover and terminal protector.
Fig. 4 is the summary exploded perspective view of the terminal protecting component of the motor compressor among the existing embodiment of expression.
Fig. 5 is in the terminal protecting component of expression conventional example; the figure of the chimeric status of the card complex hole of the fastening sheet of the projection of terminal cover and terminal protector; (a) being the summary longitudinal section of the state of expression before chimeric, (b) is the summary longitudinal section of the state of expression after chimeric.
Fig. 6 is in the terminal protecting component of expression conventional example, causes the summary longitudinal section that the card complex hole of the fastening sheet of the projection of terminal cover and terminal protector can't chimeric status owing to size error.
Among the figure:
The 1-seal container
The 2-terminal
The 3-flexible cord
4-terminal protector
5-terminal cover
The 6-catch
7-fastening sheet
The 7a-card complex hole
The 8-projection
8a, 8b-plane of inclination
The 9-relay block
10-protects member
11-flexible cord fairlead
The 12-flexible cord is accepted sheet
The projection of 13-the brim of a hat shape
The 14-flexible cord
15-flexible cord group
Embodiment
Below, with reference to accompanying drawing embodiments of the present invention are described.
Fig. 1 is the summary exploded perspective view of mode of execution of the terminal protecting component of expression motor compressor involved in the present invention.The member identical in fact with conventional example shown in Figure 4 is marked with the symbol identical with above-mentioned record to be described.
In Fig. 1, the 1st, seal container runs through to be fixed with terminal 2 at the top of the lid 1a of this seal container 1.The outer electrode 2a of this terminal 2 is electrically connected with the connector 3a of many flexible cords 3 front ends that are installed on mains side, and, though not shown, the inner electrode that is positioned at the inside of seal container 1 is electrically connected with the lead that is used for to stator (stator) energising of the mechanism portion that is contained in seal container 1.In addition, the 9th, be housed in the relay block in the terminal cover 5.
The 4th, the terminal protector of steel plate system, the sidepiece of substrate 4a is erect a plurality of catch 6 is set, and the end of substrate 4a is erected to opposite disposed fastening sheet 7, is dividing other this fastening sheet 7 to be formed with card complex hole 7a.
The chimeric fastening of this terminal cover 5 is formed with jut 5a respectively laterally in the wall portion of a plurality of catch 6 inboards of described terminal protector 4, and at the inboard plane of inclination 5b that forms of the lower direction of this jut 5a.In this case, along with descending jut 5a gradually also forms the plane of inclination that tilts to the inside.This is the inboard that easily embeds the catch 6 of terminal protector 4 for the wall portion that makes terminal cover 5, and and catch 6 between do not produce the gap.
In addition, the outer lower portion at the opposed end wall of terminal cover 5 is provided with the projection 8 that engages respectively with the card complex hole 7a of described fastening sheet 7.Shown in Fig. 3 (a), the upper end portion of this projection 8 forms downward-sloping plane of inclination 8a, and underpart and prior art are made like and are acclivitous plane of inclination 8b.
And then as shown in Figure 1, the sidepiece of a side of terminal cover 5 is provided with flexible cord fairlead 11, and flexible cord is accepted sheet 12 and these flexible cord fairlead 11 opposed and outstanding roughly L fonts that are set to, and the last ora terminalis that this flexible cord is accepted sheet 12 is formed with recess 12a.
The peripheral portion of above-mentioned flexible cord fairlead 11 is provided with the brim of a hat shape projection 13, accepting the opposed underpart of the front end 12b side of sheet 12 with described flexible cord and downcut to be formed with and be convenient to the curved part 13a that described flexible cord 3 grades are walked around easily in this projection 13.In addition, the flexible cord front end 12b that accepts sheet 12 also walks around for the ease of described flexible cord 3 grades and forms curved shape and do not have corner angle.
The related protection member 10 of present embodiment constitutes as described above; when described terminal cover 5 being inserted and is embedded in terminal protector 4; shown in Fig. 3 (b); the plane of inclination 8b fastening of the underpart of projection 8 is in the lower edge of the card complex hole 7a of fastening sheet 7, and the plane of inclination 8a fastening of upper end portion is in the upper limb of card complex hole 7a.Therefore, even produce aforesaid size error C, this size error C also can be absorbed by the plane of inclination 8a of projection 8 upper end portions, thereby makes projection 8 be embedded in card complex hole 7a reliably.
The projection 8 that causes owing to size error C that thus, can not take place to occur in the prior art can't be fitted to the unfavorable condition among the card complex hole 7a of fastening sheet 7.In addition and since the lower edge of terminal cover 5 abut to terminal protector 4 substrate 4a upper surface or and this upper surface between micro-gap is only arranged, so terminal cover 5 can not take place to rock greatly after chimeric.
After terminal cover 5 chimeric the fixing, with three flexible cords 3 of described mains side and two flexible cords 14 that are connected with relay block 9 and become under a branch of state, the front end 12b that makes the flexible cord group 15 that draws to the outside from described flexible cord fairlead 11 accept sheet 12 at flexible cord walks around, and terminates in the recess 12a of ora terminalis.This is to contact with the lid 1a of seal container 1 for fear of flexible cord group 15.Because seal container 1 temperature raises when using motor compressor, so must protect flexible cord group 15 not to be subjected to high temperature.
Commercial viability
The present invention can be as the terminal protecting component extensive use of motor compressor.
Claims (1)
1. the terminal protecting component of a motor compressor, wherein,
In described motor compressor; the terminal that is used for to described mechanism portion energising is installed in containing mechanism portion and the seal container by this mechanism portion compressor driven structure portion; and in order to protect the external electric joint of this terminal; be equipped with in the described motor compressor by terminal protector and the protection member that inserts and the chimeric terminal cover that is fixed on this terminal protector constitutes
The terminal protecting component of described motor compressor is characterised in that,
The upper end portion that is used to be entrenched in the card complex hole of the fastening sheet that is formed at described terminal protector and is formed at the projection of described terminal cover forms downward-sloping plane of inclination, and the underpart of described projection forms acclivitous plane of inclination.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008-173570 | 2008-07-02 | ||
| JP2008173570 | 2008-07-02 | ||
| JP2008173570A JP2010013986A (en) | 2008-07-02 | 2008-07-02 | Terminal protective member for electric compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101619717A CN101619717A (en) | 2010-01-06 |
| CN101619717B true CN101619717B (en) | 2011-05-11 |
Family
ID=41513091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910150993XA Active CN101619717B (en) | 2008-07-02 | 2009-07-01 | Terminal protecting component of electric compressor |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2010013986A (en) |
| CN (1) | CN101619717B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105298818B (en) * | 2015-10-28 | 2017-03-08 | 珠海格力电器股份有限公司 | Overload protector mounting structure and overload protector support |
| JP6583367B2 (en) * | 2017-08-21 | 2019-10-02 | ダイキン工業株式会社 | Hermetic compressor |
| CN107527557A (en) * | 2017-09-29 | 2017-12-29 | 合肥惠科金扬科技有限公司 | A kind of display device and assembly method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2055183B2 (en) * | 1970-11-10 | 1976-04-08 | Danfoss A/S, Nordborg (Dänemark) | ELECTRICAL CONNECTION ARRANGEMENT FOR AN ENCLOSED COOLING MACHINE |
| US4984973A (en) * | 1990-03-21 | 1991-01-15 | Tecumseh Products Company | Hermetic motor compressor unit having a hermetic terminal with electrically insulating anti-tracking cap |
| CN1514134A (en) * | 2002-05-17 | 2004-07-21 | 松下冷机株式会社 | Protector for compressor joint |
| EP1689044A1 (en) * | 2005-02-08 | 2006-08-09 | Sanyo Electric Co., Ltd. | Terminal cover |
| CN2821211Y (en) * | 2005-07-14 | 2006-09-27 | 乐金电子(天津)电器有限公司 | Power line module for closed compressor |
| JP2008075547A (en) * | 2006-09-21 | 2008-04-03 | Sanyo Electric Co Ltd | Overload relay retention device for electric compressor |
| JP4334944B2 (en) * | 2003-08-26 | 2009-09-30 | 株式会社マキタ | Screw tightening machine with synchronize mechanism |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61129458U (en) * | 1985-01-30 | 1986-08-13 | ||
| JP4121314B2 (en) * | 2002-06-10 | 2008-07-23 | 河西工業株式会社 | Vehicle door pocket structure |
| JP4390533B2 (en) * | 2003-03-10 | 2009-12-24 | 三洋電機株式会社 | Compressor terminal protector |
-
2008
- 2008-07-02 JP JP2008173570A patent/JP2010013986A/en active Pending
-
2009
- 2009-07-01 CN CN200910150993XA patent/CN101619717B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2055183B2 (en) * | 1970-11-10 | 1976-04-08 | Danfoss A/S, Nordborg (Dänemark) | ELECTRICAL CONNECTION ARRANGEMENT FOR AN ENCLOSED COOLING MACHINE |
| US4984973A (en) * | 1990-03-21 | 1991-01-15 | Tecumseh Products Company | Hermetic motor compressor unit having a hermetic terminal with electrically insulating anti-tracking cap |
| CN1514134A (en) * | 2002-05-17 | 2004-07-21 | 松下冷机株式会社 | Protector for compressor joint |
| JP4334944B2 (en) * | 2003-08-26 | 2009-09-30 | 株式会社マキタ | Screw tightening machine with synchronize mechanism |
| EP1689044A1 (en) * | 2005-02-08 | 2006-08-09 | Sanyo Electric Co., Ltd. | Terminal cover |
| CN2821211Y (en) * | 2005-07-14 | 2006-09-27 | 乐金电子(天津)电器有限公司 | Power line module for closed compressor |
| JP2008075547A (en) * | 2006-09-21 | 2008-04-03 | Sanyo Electric Co Ltd | Overload relay retention device for electric compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101619717A (en) | 2010-01-06 |
| JP2010013986A (en) | 2010-01-21 |
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |