CN105332989A - Bolt assembly and electric appliance structure - Google Patents
Bolt assembly and electric appliance structure Download PDFInfo
- Publication number
- CN105332989A CN105332989A CN201510779535.8A CN201510779535A CN105332989A CN 105332989 A CN105332989 A CN 105332989A CN 201510779535 A CN201510779535 A CN 201510779535A CN 105332989 A CN105332989 A CN 105332989A
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- CN
- China
- Prior art keywords
- bolt assembly
- bar portion
- snap ring
- clamping block
- groove
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The invention provides a bolt assembly and an electric appliance structure. The bolt assembly comprises a bolt body, a nut and a clamping ring. The bolt body comprises a rod part and a head part, the head part is arranged at the first end of the rod part, and a stop structure is arranged between the first end and the second end of the rod part. The nut is embedded in a first to-be-connected structure and is connected with threads at the second end of the rod part. The clamping ring is connected to a second to-be-connected structure in a clamped mode, is arranged on the rod part in a sleeving mode and can slide between the first end and the stop structure along the rod part. Meanwhile, the clamping ring is stopped at the stop structure so as to be prevented from slipping from the second end of the rod part. The bolt assembly effectively solves the problem that screws are easily loosened after being installed in the prior art.
Description
Technical field
The present invention relates to technical field of electrical equipment, in particular to a kind of bolt assembly and electrical structure.
Background technique
At present, electric equipment generally all carries out fastening assembling by screw.When common screw, easily get loose and drop, there is potential safety hazard.
For cabinet air conditioner, cabinet-type air conditioner is generally placed in indoor corner.And if the screw above top cover drops, be difficult to find, with the addition of difficulty to after-sales service.
Summary of the invention
Main purpose of the present invention is to provide a kind of bolt assembly and electrical structure, to solve the problem that in prior art, screw easily gets loose after installing.
To achieve these goals, according to an aspect of the present invention, a kind of bolt assembly is provided, comprise: bolt body, bolt body comprises bar portion and head, and head is arranged on the first end in bar portion, has stop configurations between the first end in bar portion and second end in bar portion; Nut, nut is embedded in the first structure to be connected, and nut is threaded with second end in bar portion; With the snap ring of the second structure clamping to be connected, snap ring is set in bar portion and also can slides between first end and stop configurations along bar portion, and snap ring backstop sentences the second end slippage preventing snap ring by bar portion in stop configurations.
Further, bolt assembly also comprises for being positioned at the first structural supplementary card fitting, supplementary card fitting and snap ring clamping to be connected.
Further, supplementary card fitting comprises clamping block, and clamping block has draw-in groove, snap ring and draw-in groove snap-fit engagement.
Further, supplementary card fitting comprises for being positioned at the first structural lug to be connected, and lug is projecting on clamping block.
Further, lug is two, and two lugs are symmetricly set on the both sides of clamping block.
Further, clamping block also has technology groove, to make the thickness everywhere of clamping block homogeneous on be oppositely arranged two surfaces that technology groove and draw-in groove are positioned at clamping block.
Further, bar portion is stepped stem and forms stop surface at ladder surface place, and stop surface is as stop configurations.
Further, stop configurations is the baffle plate stretched out along the radially outward in bar portion.
According to a further aspect in the invention, provide a kind of electrical structure, comprise bolt assembly, the first structure to be connected and the second structure to be connected, bolt assembly is above-mentioned bolt assembly, the snap ring of bolt assembly and the second structure clamping to be connected, second end in the bar portion of bolt assembly is connected with nut thread pre-buried in the first structure to be connected.
Further, electrical structure is air conditioner, first structure to be connected is mounting plate, second structure to be connected is decorative bottom plate, nut is on a mounting board pre-buried, mounting plate also has the locating slot with the supplementary card fitting location fit of bolt assembly, decorative bottom plate has inserting groove, and the snap ring of bolt assembly is connected in the draw-in groove of supplementary card fitting.
Further, the edge of decorative bottom plate has breach, and the edge with the decorative bottom plate of indentation, there offers inserting groove, after decorative bottom plate and mounting plate are seated, are formed and dodge hole for what hold bolt assembly between indentation, there and mounting plate.
Apply technological scheme of the present invention, first structure to be connected is embedded with nut, can slide between first end and stop configurations along bar portion in the bar portion that snap ring is set in bolt body, snap ring and the second structure clamping to be connected are to locate, and second end in the bar portion of bolt body is connected first to be connected and second to be connected to be fixed with nut thread.Adopt the bolt assembly of said structure, after itself and the first structure to be connected and the second structure installment to be connected put in place, even if bolt body loosens meeting, under the counter stopper of snap ring, structure to be connected keeps coupled condition with second, thus can not accidental, thus effectively avoid bolt assembly to lose, reduce after-sales service difficulty.And relative to needing to protect box to carry out for the fixing structure of bolt, this bolt assembly have structure simple, be convenient to the advantage of installing, manufacturing efficiency is high.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows the structural representation of the air conditioner according to an embodiment of the present invention;
Fig. 2 shows the part-structure schematic diagram of the air conditioner in Fig. 1, fuselage is not shown;
Fig. 3 shows the internal structure schematic diagram of Fig. 2;
Fig. 4 shows the P place partial enlarged drawing of Fig. 3;
View after Fig. 5 shows that bolt body in Fig. 3 is fastening and puts in place;
Fig. 6 shows the Q place partial enlarged drawing of Fig. 5;
Fig. 7 shows the assembly relation schematic diagram of top cover in Fig. 3, mounting plate, decorative bottom plate, seal closure;
Fig. 8 shows the assembly relation schematic diagram of bolt body in Fig. 3 and snap ring;
Fig. 9 shows the structural representation of the snap ring in Fig. 3;
Figure 10 shows the structural representation of the supplementary card fitting in Fig. 3; And
Figure 11 shows the structural representation of the nut in Fig. 3.
Wherein, above-mentioned accompanying drawing comprises the following drawings mark:
10, bolt body; 11, bar portion; 12, head; 13, stop configurations; 20, nut; 30, snap ring; 40, supplementary card fitting; 41, clamping block; 411, draw-in groove; 412, technology groove; 42, lug; 50, mounting plate; 60, decorative bottom plate; 61, inserting groove; 62, breach; 70, fuselage; 80, top cover; 90, seal closure.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
It is noted that following detailed description is all exemplary, be intended to provide further instruction to the application.Unless otherwise, all technology used herein and scientific terminology have the identical meanings usually understood with the application person of an ordinary skill in the technical field.
In the present invention, when not doing contrary explanation, the noun of locality of use such as " inside and outside " refers to profile inside and outside relative to each parts itself, but the above-mentioned noun of locality is not limited to the present invention.
In order to solve the problem that in prior art, screw easily gets loose after installing, the invention provides a kind of bolt assembly and air conditioner.Wherein, air conditioner comprises following bolt assembly.
As shown in Figure 1 to 11, bolt assembly comprises bolt body 10, nut 20 and the snap ring 30 with the second structure clamping to be connected, bolt body 10 comprises bar portion 11 and head 12, head 12 is arranged on the first end in bar portion 11, has stop configurations 13 between the first end in bar portion 11 and second end in bar portion 11; Nut 20 is embedded in the first structure to be connected, and nut 20 is threaded with second end in bar portion 11; Snap ring 30 is set in bar portion 11 and also can slides between first end and stop configurations 13 along bar portion 11, and snap ring 30 backstop sentences the second end slippage preventing snap ring 30 by bar portion 11 in stop configurations 13.
It can thus be appreciated that, first structure to be connected is embedded with nut 20, can slide between first end and stop configurations 13 along bar portion 11 in the bar portion 11 that snap ring 30 is set in bolt body 10, snap ring 30 and the second structure clamping to be connected are to locate, and second end in the bar portion 11 of bolt body 10 is threaded first to be connected and second to be connected to be fixed with nut 20.Adopt the bolt assembly of said structure, after itself and the first structure to be connected and the second structure installment to be connected put in place, even if bolt body 10 loosens can keep coupled condition with the second structure to be connected under the counter stopper of snap ring 30, thus can not accidental, thus effectively avoid bolt assembly to lose, reduce after-sales service difficulty.And relative to needing to protect box to carry out for the fixing structure of bolt, this bolt assembly have structure simple, be convenient to the advantage of installing, manufacturing efficiency is high.
Alternatively, snap ring 30 is pad.As shown in Figure 8 and Figure 9, the interior circular diameter L2 < L1 of pad.Like this, can effectively prevent pad from slippage the bar portion 11 of bolt body.
Alternatively, nut 20 is injection-moulded on mounting plate 50.During injection moulding, first nut is put into mould specified position, die feeding, make it form a part.Snap ring 30 plays a supportive role, invariant position between whole active stage, and lower end and the nut 20 in the bar portion 11 of bolt body are fixed.
In order to ensure that bolt assembly does not drop, bolt assembly also comprises for being positioned at the first structural supplementary card fitting 40 to be connected, supplementary card fitting 40 and snap ring 30 clamping.Like this, after supplementary card fitting 40 and the first structure to be connected are located, snap ring 30 is after the second structure to be connected and supplementary card fitting 40, just make snap ring 30 define relative position relation and the motion amplitude of bolt body 10 and the first structure to be connected and the second structure to be connected, thus effectively avoid bolt body 10 to come off.
In embodiment shown in Fig. 3 to Fig. 6, supplementary card fitting 40 comprises clamping block 41, and clamping block 41 has draw-in groove 411, snap ring 30 and draw-in groove 411 snap-fit engagement.Like this, ensureing, under the prerequisite that clamping block 41 structural strength meets the demands, the connection reliability of clamping block 41 and draw-in groove 411 can also be improved.
As shown in Figure 10, supplementary card fitting 40 comprises for being positioned at the first structural lug 42 to be connected, and lug 42 is projecting on clamping block 41.Lug 42, for locating with the first structure to be connected, like this, just ensure that the installation reliability of clamping block 41.
In the embodiment shown in Figure 10, lug 42 is in triangular prism structure.Certainly, lug 42 can also be quadrangular structure etc.
Alternatively, lug 42 is two, and two lugs 42 are symmetricly set on the both sides of clamping block 41.Like this, make supplementary card fitting 40 and the first structure to be connected not only stable connection and can disperse stressed, avoid stress to concentrate.
In the embodiment shown in Fig. 4 and Fig. 6, clamping block 41 also has technology groove 412, to make the thickness everywhere of clamping block 41 homogeneous on be oppositely arranged two surfaces that technology groove 412 and draw-in groove 411 are positioned at clamping block 41.Like this, not only effectively reduce total quality and the processing cost of clamping block 41, also improve the product qualified rate of supplementary card fitting 40, be convenient to manufacture depanning.
As shown in Figure 8, bar portion 11 is stepped stem and forms stop surface at ladder surface place, and stop surface is as stop configurations 13.Owing to being provided with stop surface, thus snap ring 30 is under the effect of stop surface, along the axial sliding movement in bar portion 11 in the bar section between stop surface and head 12, effectively prevents snap ring 30 from deviating from.
In order to illustrate clearly, the area of the cross section of second end in bar portion 11 is greater than the cross-section area of the first end in bar portion 11.Like this, just backstop can live snap ring 30, avoid slippage.
In a not shown Alternate embodiments, stop configurations 13 is the baffle plate stretched out along the radially outward in bar portion 11.This baffle plate can get in additional welding.
Bolt assembly in the present invention can be widely used in electrical structure, and during installation, need the snap ring 30 of bolt assembly and the second structure clamping to be connected, second end in the bar portion 11 of bolt assembly is threaded with nut 20 pre-buried in the first structure to be connected.
In a specific embodiment, electrical structure is air conditioner, first structure to be connected is mounting plate 50, second structure to be connected is decorative bottom plate 60, nut 20 is embedded on mounting plate 50, mounting plate 50 also has the locating slot with supplementary card fitting 40 location fit of bolt assembly, decorative bottom plate 60 has inserting groove 61, and the snap ring 30 of bolt assembly is connected in draw-in groove 411.
When assembling said structure, first should the snap ring 30 of bolt assembly be inserted in inserting groove 61, itself and decorative bottom plate 60 are fixed, then top cover 80 and decorative bottom plate 60 are glued together by 3M, form a cap assembly, finally whole cap assembly and mounting plate 50 are linked together.Certainly, mounting plate 50 needs to be connected with seal closure 90.And fuselage 70 is positioned at the below of said structure.Seal closure 90, as the supporting element of whole head piece, ensures the installation stability of head piece.The front end of cap assembly and mounting plate 50 is clasped, and rear end bolt assembly is fixed.
As shown in Fig. 3 to Fig. 7, the edge of decorative bottom plate 60 has breach 62, the edge with the decorative bottom plate 60 at breach 62 place offers inserting groove 61, after decorative bottom plate 60 and mounting plate 50 are seated, are formed and dodge hole for what hold bolt assembly between breach 62 place and mounting plate 50.Like this, effectively can reserve the space of construction bolt assembly, to improve the installation convenience of bolt assembly.
Alternatively, inserting groove 61 is semi-circular insertion groove, supplementary card fitting 40 can block pad second half to ensure the installation reliability of pad.
Specifically, breach 62 is positioned at the posterior edges place of air conditioner.
For the technological scheme that needs protection box avoids bolt to drop; the present invention can save one set of die expense; the time of fixing protection box is saved when isochrone is installed; improve manufacturing efficiency; facilitate after-sales service, the present invention, relative to traditional set screw mode, can save die cost 500,000; manufacturing efficiency improves 5%, and after-sales service efficiency improves 30%.
It should be noted that used term is only to describe embodiment here, and be not intended to the illustrative embodiments of restricted root according to the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative is also intended to comprise plural form, in addition, it is to be further understood that, " comprise " when using term in this manual and/or " comprising " time, it indicates existing characteristics, step, work, device, assembly and/or their combination.
It should be noted that, term " first ", " second " etc. in the specification of the application and claims and above-mentioned accompanying drawing are for distinguishing similar object, and need not be used for describing specific order or precedence.Should be appreciated that the data used like this can be exchanged in the appropriate case, so as the mode of execution of the application described herein can with except here diagram or describe those except order implement.
These are only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (11)
1. a bolt assembly, is characterized in that, comprising:
Bolt body (10), described bolt body (10) comprises bar portion (11) and head (12), described head (12) is arranged on the first end of described bar portion (11), has stop configurations (13) between the first end of described bar portion (11) and second end in described bar portion (11);
Nut (20), described nut (20) is embedded in the first structure to be connected, and described nut (20) is threaded with the second end of described bar portion (11);
With the snap ring (30) of the second structure clamping to be connected, described snap ring (30) is set in described bar portion (11) and above also can slides between described first end and described stop configurations (13) along described bar portion (11), and described snap ring (30) backstop sentences the second end slippage preventing described snap ring (30) by described bar portion (11) in described stop configurations (13).
2. bolt assembly according to claim 1, it is characterized in that, described bolt assembly also comprises for being positioned at described first structural supplementary card fitting (40) to be connected, described supplementary card fitting (40) and described snap ring (30) clamping.
3. bolt assembly according to claim 2, it is characterized in that, described supplementary card fitting (40) comprises clamping block (41), described clamping block (41) has draw-in groove (411), described snap ring (30) and described draw-in groove (411) snap-fit engagement.
4. bolt assembly according to claim 3, it is characterized in that, described supplementary card fitting (40) comprises for being positioned at described first structural lug (42) to be connected, and described lug (42) is projecting on described clamping block (41).
5. bolt assembly according to claim 4, is characterized in that, described lug (42) is two, and two described lugs (42) are symmetricly set on the both sides of described clamping block (41).
6. bolt assembly according to claim 3, it is characterized in that, described clamping block (41) also has technology groove (412), to make the thickness everywhere of described clamping block (41) homogeneous on be oppositely arranged two surfaces that described technology groove (412) and described draw-in groove (411) are positioned at described clamping block (41).
7. bolt assembly according to any one of claim 1 to 6, is characterized in that, described bar portion (11) is for stepped stem and at ladder surface place formation stop surface, described stop surface is as described stop configurations (13).
8. bolt assembly according to any one of claim 1 to 6, is characterized in that, described stop configurations (13) is the baffle plate stretched out along the radially outward of described bar portion (11).
9. an electrical structure, comprise bolt assembly, the first structure to be connected and the second structure to be connected, it is characterized in that, described bolt assembly is the bolt assembly according to any one of claim 1 to 8, snap ring (30) and the described second structure clamping to be connected of described bolt assembly, second end in the bar portion (11) of described bolt assembly is threaded with nut (20) pre-buried in described first structure to be connected.
10. electrical structure according to claim 9, it is characterized in that, described electrical structure is air conditioner, described first structure to be connected is mounting plate (50), described second structure to be connected is decorative bottom plate (60), described nut (20) is embedded on described mounting plate (50), described mounting plate (50) also has the locating slot with supplementary card fitting (40) location fit of described bolt assembly, described decorative bottom plate (60) has inserting groove (61), the described snap ring (30) of described bolt assembly is connected in the draw-in groove (411) of described supplementary card fitting (40).
11. electrical structures according to claim 10, it is characterized in that, the edge of described decorative bottom plate (60) has breach (62), the edge with the described decorative bottom plate (60) at described breach (62) place offers described inserting groove (61), after described decorative bottom plate (60) and described mounting plate (50) are seated, are formed between described breach (62) place and described mounting plate (50) and dodge hole for what hold described bolt assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510779535.8A CN105332989A (en) | 2015-11-13 | 2015-11-13 | Bolt assembly and electric appliance structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510779535.8A CN105332989A (en) | 2015-11-13 | 2015-11-13 | Bolt assembly and electric appliance structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105332989A true CN105332989A (en) | 2016-02-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510779535.8A Pending CN105332989A (en) | 2015-11-13 | 2015-11-13 | Bolt assembly and electric appliance structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105332989A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106225200A (en) * | 2016-09-22 | 2016-12-14 | 珠海格力电器股份有限公司 | Cap assembly and indoor apparatus of air conditioner |
| CN112177930A (en) * | 2019-07-03 | 2021-01-05 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump body subassembly, compressor and indirect heating equipment |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106225200A (en) * | 2016-09-22 | 2016-12-14 | 珠海格力电器股份有限公司 | Cap assembly and indoor apparatus of air conditioner |
| CN112177930A (en) * | 2019-07-03 | 2021-01-05 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump body subassembly, compressor and indirect heating equipment |
| CN112177930B (en) * | 2019-07-03 | 2023-08-25 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump body assembly, compressor and heat exchange equipment |
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Application publication date: 20160217 |
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