CN205101216U - Overload protective device mounting structure and overload protective device support - Google Patents
Overload protective device mounting structure and overload protective device support Download PDFInfo
- Publication number
- CN205101216U CN205101216U CN201520847670.7U CN201520847670U CN205101216U CN 205101216 U CN205101216 U CN 205101216U CN 201520847670 U CN201520847670 U CN 201520847670U CN 205101216 U CN205101216 U CN 205101216U
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- Prior art keywords
- protective device
- overload protective
- mounting structure
- device mounting
- overload
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Abstract
The utility model discloses an overload protective device mounting structure, it includes overload protective device shell and overload protective device support, wherein, the overload protective device support has the portion of clamping, the end of the portion of clamping has buckle structure, the buckle structure orientation the width direction of the portion of clamping is protruding, have on the overload protective device shell with a complex block portion clamps. The utility model discloses an overload protective device mounting structure reliability is high, though can guarantee overload protective device and support strong strike also can not loosen down take off, the while is with low costs. The utility model also discloses an overload protective device support.
Description
Technical field
The utility model relates to Compressor Technology field, is specifically related to a kind of overload protective device mounting structure.
Background technique
Overload protective device is safety protection device important in compressor, such as transfinite at compressor current or temperature over-range time auto power off.In prior art, overload protective device is fixed on compressor top cover by the mode of shell fragment left-hand thread by the overload protective device of three-phase compressor usually, and the hook formation namely utilizing shell fragment bending to be formed fixes overload protective device.But, find that this mounting structure exists integrity problem at present, such as, when upper cover is subject to intense impact, due to the effect of inertia, the Accident due to quality that shell fragment left-hand thread structure gets loose may have been occurred.
Therefore, providing the new mounting structure of overload protective device, is the technical problem being badly in need of in related domain solving.
Model utility content
Based on above-mentioned present situation, main purpose of the present utility model is to provide a kind of overload protective device mounting structure, and it can improve the reliability that overload protective device is installed.
Above-mentioned purpose is achieved through the following technical solutions:
A kind of overload protective device mounting structure; it comprises overload protective device shell and overload protective device support; wherein; described overload protective device support has the portion of clamping; the described end clamping portion has buckle structure; described buckle structure, towards the described width direction projection clamping portion, described overload protective device shell has the engagement portion coordinated with the described portion of clamping.
Preferably, described engagement portion comprises the lug that described overload protective device shell is arranged, and runs through the card holding trough of described lug along assembly direction.
Preferably, the end clamping portion described in is provided with notch at the middle part of width direction.
Preferably, described notch is V-shaped groove mouth.
Preferably, described overload protective device shell is provided with wedge-shaped blocks above described card holding trough, and described wedge-shaped blocks is arranged in described notch in the assembled condition.
Preferably, described wedge-shaped blocks is integrally formed on described overload protective device shell; Or described wedge-shaped blocks is fixedly installed to described overload protective device shell.
Preferably, described wedge-shaped blocks has the shape of del.
Preferably, described overload protective device support also comprises joint, and described in two, the portion of clamping is positioned at the two ends of the main body of described joint.
Preferably, the both sides of described joint also have elastic supporting part, and described elastic supporting part is resisted against on the bottom of described overload protective device shell in the assembled condition.
Preferably, described elastic supporting part comprises the holding part coplanar with the main body of described joint, and from described holding part towards the stretch section of overload protective device side bending.
Preferably, four bights of the main body of described joint have towards the leg of joint back side bending.
Preferably, described overload protective device support is the integrated member obtained by stamping-out, bending.
On the other hand, the utility model additionally provides a kind of overload protective device support, and it is the overload protective device support in foregoing overload protective device mounting structure.
Overload protective device mounting structure reliability of the present utility model is high, even if can ensure that overload protective device and support also can not get loose under intense impact.In a preferred embodiment; the utility model also add wedge-shaped blocks on the both sides of overload protective device shell; even if thus when overload protective device support supporting leg occur distortion also in assembling, the supporting leg of support can be separated by force, greatly improve assembly reliability.Further, the utility model can not cause the raising of cost, and assembly technology is substantially constant.
Accompanying drawing explanation
Hereinafter with reference to accompanying drawing, the overload protective device mounting structure according to preferred implementation of the present utility model is described.In figure:
Fig. 1 is overload protective device of the present utility model and the perspective schematic view of overload protective device support when assembling condition;
Fig. 2 is the perspective schematic view of overload protective device support of the present utility model; And
Fig. 3 is the perspective schematic view of overload protective device of the present utility model together with its shell.
Embodiment
For the defect that overload protective device mounting structure of the prior art easily gets loose, the utility model is thought, when overload protective device is stressed press down time, the power that existing shell fragment left-hand thread structure can be born is less than normal, thus there is the hidden danger got loose.
For this reason, the utility model provides the new mounting structure of overload protective device (such as three-phase compressor overload protective device), as Figure 1-3.
Particularly, overload protective device mounting structure of the present utility model mainly comprises overload protective device shell 1 and overload protective device support 2.Wherein, overload protective device 3 is fixed in overload protective device shell 1; overload protective device shell 1 and overload protective device support 2 are installed together ordinatedly, and 2, overload protective device support is fixed on the installation positions such as such as compressor inner cap, thus is fixedly mounted relative to compressor by overload protective device 3.First and foremost, described overload protective device support 2 has the portion of clamping 21, described in clamp portion 21 end there is buckle structure 22, described buckle structure 22 is protruding towards the described width direction clamping portion 21.Accordingly, described overload protective device shell 1 has and the described engagement portion clamping portion 21 and coordinate.
Described engagement portion has containing space and buckle stop surface for clamping portion 21 described in accommodating.Described containing space preferably matches with the described portion 21 that clamps on thickness direction and width direction.The sidewall of described containing space on the thickness direction clamping portion 21 can be closed, also can be unlimited, as long as can limit the motion on the thickness direction in the portion that clamps 21.
Because buckle structure is generally paired appearance, therefore, the end clamping portion 21 preferably includes towards a pair buckle structure 22 of both sides projection.In addition, buckle structure 22 is preferably tip hangnail shape.
When clamping portion 21 through after described containing space, buckle structure 22 opens the buckle stop surface (such as upper-end surface) of the both sides of blocking described containing space by elasticity, realize fixed installation.
Usually, clamp portion 21 and there is platy structure, such as, be made up of elastic plate.For platy structure, it has width direction and thickness direction usually, and width dimensions is obviously greater than thickness size usually.In the utility model, clamp the buckle structure 22 of portion 21 end for protruding towards width direction.And in prior art, shell fragment left-hand thread structure is then that bending forms in a thickness direction.According to the relevant knowledge of the mechanics of materials, platy structure resistance to flexure is in the direction of the width far away higher than resistance to flexure in a thickness direction.Mounting structure of the present utility model is just make use of this attribute, that is, make its buckle structure realize engaging in the resiliently deformable of width direction.Therefore, mounting structure of the present utility model is once complete installation, and the engaging soundness of its buckle structure 22 is obviously far above the shell fragment back-buckling type mounting structure of prior art.
For making the elasticity of buckle structure 22 broad ways suitable, namely resistance to flexure is suitable, such as, can be that the width place determined longitudinally slots clamping portion 21, thus buckle structure 22 is positioned on the supporting leg of suitable width.The width of the groove opened is preferably greater than or equal to the height of projection of buckle structure 22, in order to avoid limit the elastical retraction amount of buckle structure and affect assembly process.After determining the width of two supporting legs by fluting, the part between two grooves also can be removed, thus forms notch at the end clamping portion 21 at the middle part of width direction.It is contemplated that part between two grooves non-fully do not act on, when supporting leg width is less, it can play the effect preventing corresponding supporting leg excessive deformation.
Preferably; described engagement portion comprises the lug 12 that described overload protective device shell 1 is arranged; with along assembly direction, (namely engagement portion and the portion of clamping carry out the direction of assembling; namely also overload protective device is mounted to the direction of overload protective device support) run through the card holding trough 11 of described lug 12, described card holding trough 11 forms foregoing containing space.In this case, the upper surface (i.e. the upper-end surface of card holding trough 11) of lug 12 is buckle stop surface, and it abuts against with buckle structure 22 in the assembled condition; Further, containing space (the i.e. card holding trough 11) sidewall on the thickness direction clamping portion 21 is closed.This structure easily ensures the structural strength of card holding trough.
Preferably, described in clamp portion 21 end be provided with notch 23 at the middle part of width direction, installed by pressing method to facilitate.Described notch 23 is preferably V-shaped groove mouth.This notch arrangement makes the width of the supporting leg at buckle structure place be gradual change, thus its resistance to flexure is different everywhere, and more close to end, resistance to flexure is lower, and resiliently deformable more easily occurs.This structure makes supporting leg that excessive deformation be less likely to occur.
Preferably, described overload protective device shell 1 is provided with wedge-shaped blocks 13 above described card holding trough 11, and the height of wedge-shaped blocks 13 is arranged to: described wedge-shaped blocks 13 is arranged in the described notch 23 in the portion of clamping 21 in the assembled condition.The effect of this wedge-shaped blocks 13 is: serve as separating device, and also, when the supporting leg clamping portion 21 occurs extremely and automatically do not open, in the process of installing under the effect of the downforce of assembling, two supporting legs can strut by wedge-shaped blocks 13 by force.
Preferably, described wedge-shaped blocks 13 is integrally formed on described overload protective device shell 1; Or described wedge-shaped blocks 13 is fixedly installed to described overload protective device shell 1.
Preferably, described wedge-shaped blocks 13 has the shape of del, especially isosceles triangle, thus can balancedly strut two supporting legs.
Preferably, described overload protective device support 2 also comprises joint 24, clamps the two ends that portion 21 is positioned at the main body of described joint 24 described in two.Also namely, two portions of clamping are connected by joint 24.Accordingly, the two ends of overload protective device shell 1 are preferably provided with aforesaid card holding trough 11, and, be preferably provided with aforesaid wedge-shaped blocks 13.In this case, only need once to press the installation that assembling can complete overload protective device.This configuration simplifies assembly process.
Overload protective device support 2 is fixed to corresponding installation position by joint 24, such as compressor inner cap etc.Preferably, the middle position of joint 24 has through hole, thus fastening piece can be utilized to fix accordingly.
Preferably, the both sides of described joint 24 also have elastic supporting part 25, and described elastic supporting part 25 is resisted against on the bottom of described overload protective device shell 1 in the assembled condition.After assembling; elastic supporting part 25 provides elastic force upwards to overload protective device shell 1 constantly; this elastic force makes overload protective device shell 1 be tending towards moving upward together with overload protective device 3, thus makes buckle structure 22 remain tight with the upper-end surface of card holding trough 11 to abut.This measure can effectively eliminate rocking of overload protective device 3.
Preferably; as shown in Figure 2; described elastic supporting part 25 comprises the holding part 251 coplanar with the main body of described joint 24, and from described holding part 251 towards the stretch section 252 of overload protective device side (also namely towards joint face side, being upwards in the drawings) bending.When overload protector outer casing 1 is in place, the position near four bights bottom it is resisted against the end of stretch section 252, and supported by the elastic reactance of each stretch section 252.
Preferably, as shown in Figure 2, four bights of the main body of described joint 24 have towards the leg 26 of joint back side (being downward in the drawings) bending.Due to downward bending, the bottom surface of the bottom surface of the end of each leg 26 and the main body of joint 24 is not coplanar, makes when being placed in the horizontal plane, and the certain distance of this horizontal plane is left by support in the bottom surface of the main body of joint 24.This structure makes when overload protector rack 2 is fixed to installation position by joint 24; under the fastening force effect of fastening piece; there is resiliently deformable in each leg 26, and produces elastic force, and this elastic force contributes to preventing fastening piece (particularly threaded fastener) from loosening.
Overload protective device support of the present utility model is preferably by stamping-out, bending and the integrated member obtained.This overall structure easily ensures component strength, and cost is lower.
To sum up, the structural design that overload protective device and support assemble by the utility model is buckle structure, even if ensure that overload protective device and support also can not get loose under intense impact.In a preferred embodiment; the utility model also add wedge-shaped blocks on the both sides of overload protective device shell; even if thus when overload protective device support supporting leg occur distortion also in assembling, the supporting leg of support can be separated by force, greatly improve assembly reliability.In addition, the utility model can not cause the raising of cost, and assembly technology is substantially constant.
On the other hand, the utility model additionally provides a kind of overload protective device support, and it is specially the overload protective device support in the overload protective device mounting structure above described in each mode of execution.
It should be noted that, employ in the utility model " on ", the noun of locality such as D score, it is convenient to be only used to describe, and these orientation are for the putting position presented in accompanying drawing.Those skilled in the art can understand; overload protective device support of the present utility model can be arranged on any suitable installation position with any orientation; thus; in real work, clamp relative position relation of the bearing of trend in portion, the wrap direction of stretch section, the wrap direction of leg and relevant factor etc. all different because of concrete condition.Therefore, these nouns of locality do not should be understood to restriction of the present utility model.
Those skilled in the art will readily understand, under the prerequisite of not conflicting, above-mentioned each advantageous manner freely can combine, superpose.
Be to be understood that, above-mentioned mode of execution is only exemplary, and it is nonrestrictive, when not departing from basic principle of the present utility model, the various obvious or equivalent amendment that those skilled in the art can make for above-mentioned details or replacement, all will be contained in right of the present utility model.
Claims (13)
1. an overload protective device mounting structure; it comprises overload protective device shell and overload protective device support; it is characterized in that; described overload protective device support has the portion of clamping; the described end clamping portion has buckle structure; described buckle structure, towards the described width direction projection clamping portion, described overload protective device shell has the engagement portion coordinated with the described portion of clamping.
2. overload protective device mounting structure according to claim 1, is characterized in that, described engagement portion comprises the lug that described overload protective device shell is arranged, and runs through the card holding trough of described lug along assembly direction.
3. overload protective device mounting structure according to claim 1, is characterized in that, described in clamp portion end be provided with notch at the middle part of width direction.
4. overload protective device mounting structure according to claim 3, is characterized in that, described notch is V-shaped groove mouth.
5. overload protective device mounting structure according to claim 3, is characterized in that, described overload protective device shell is provided with wedge-shaped blocks above described card holding trough, and described wedge-shaped blocks is arranged in described notch in the assembled condition.
6. overload protective device mounting structure according to claim 5, is characterized in that, described wedge-shaped blocks is integrally formed on described overload protective device shell; Or described wedge-shaped blocks is fixedly installed to described overload protective device shell.
7. the overload protective device mounting structure according to claim 5 or 6, is characterized in that, described wedge-shaped blocks has the shape of del.
8. according to the overload protective device mounting structure one of claim 1-6 Suo Shu, it is characterized in that, described overload protective device support also comprises joint, and described in two, the portion of clamping is positioned at the two ends of the main body of described joint.
9. overload protective device mounting structure according to claim 8, is characterized in that, the both sides of described joint also have elastic supporting part, and described elastic supporting part is resisted against on the bottom of described overload protective device shell in the assembled condition.
10. overload protective device mounting structure according to claim 9, is characterized in that, described elastic supporting part comprises the holding part coplanar with the main body of described joint, and from described holding part towards the stretch section of overload protective device side bending.
11. overload protective device mounting structures according to claim 8, is characterized in that, four bights of the main body of described joint have towards the leg of joint back side bending.
12., according to the overload protective device mounting structure one of claim 9-11 Suo Shu, is characterized in that, described overload protective device support is the integrated member obtained by stamping-out, bending.
13. 1 kinds of overload protective device supports, is characterized in that, it is the overload protective device support in the overload protective device mounting structure described in one of claim 1-12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520847670.7U CN205101216U (en) | 2015-10-28 | 2015-10-28 | Overload protective device mounting structure and overload protective device support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520847670.7U CN205101216U (en) | 2015-10-28 | 2015-10-28 | Overload protective device mounting structure and overload protective device support |
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| Publication Number | Publication Date |
|---|---|
| CN205101216U true CN205101216U (en) | 2016-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520847670.7U Expired - Fee Related CN205101216U (en) | 2015-10-28 | 2015-10-28 | Overload protective device mounting structure and overload protective device support |
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| Country | Link |
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| CN (1) | CN205101216U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105298818A (en) * | 2015-10-28 | 2016-02-03 | 珠海格力电器股份有限公司 | Overload protector mounting structure and overload protector supports |
-
2015
- 2015-10-28 CN CN201520847670.7U patent/CN205101216U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105298818A (en) * | 2015-10-28 | 2016-02-03 | 珠海格力电器股份有限公司 | Overload protector mounting structure and overload protector supports |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160323 Termination date: 20211028 |