CN202542060U - Connecting device for fixing cylindrical box cover and box body and cylindrical box - Google Patents
Connecting device for fixing cylindrical box cover and box body and cylindrical box Download PDFInfo
- Publication number
- CN202542060U CN202542060U CN 201220179726 CN201220179726U CN202542060U CN 202542060 U CN202542060 U CN 202542060U CN 201220179726 CN201220179726 CN 201220179726 CN 201220179726 U CN201220179726 U CN 201220179726U CN 202542060 U CN202542060 U CN 202542060U
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- Prior art keywords
- connecting device
- cylindrical
- case lid
- cylindrical box
- cylindrical case
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Abstract
The utility model discloses a connecting device for fixing a cylindrical box cover and a box body and a cylindrical box. The connecting device is cylindrical, and a deformed slot and a connecting part are arranged on the connecting device. The cylindrical box comprises the cylindrical box cover and the cylindrical box body, and further comprises the connecting device for fixing the cylindrical box cover and the box body, wherein the connecting device is fixedly connected with the top part of the cylindrical box body; the outer diameter of the connecting device is smaller than the inner diameter of the cylindrical box cover; the inner wall of the cylindrical box cover is matched with the outer wall of the connecting device in a sliding manner; a first connecting part which is matched with the connecting part is arranged on the cylindrical box cover; a dowel pin is further arranged on the cylindrical box cover; and the dowel pin is matched with the deformed slot in a sliding manner. The connecting device has a simple structure and low cost, is quickly assembled or opened, simple, convenient and reliable, invisible and attractive, and suitable for fixing cylindrical box coves of various dimensions.
Description
Technical field
The utility model relates to a kind of connecting device, particularly relates to a kind of cylindrical case lid and casing of making and is fixedly coupled device, cylindrical case.
Background technology
The connection of present existing equipment generally uses fixed form assemblings such as assembling lockset, a plurality of screws of assembling to connect, and the more uneven or hole of outside face influences overall appearance and cost is higher.
Summary of the invention
The utility model technical matters to be solved is: the deficiency that remedies above-mentioned prior art; Propose a kind of cylindrical case lid and casing of making and be fixedly coupled device, cylindrical case, have simple in structurely, cost is low; Assembling is opened fast; Simple and convenient reliable, stealthy attractive in appearance advantage can be used for the fixing of the cylindrical case lid of various sizes.
The technical matters of the utility model solves through following technical scheme:
A kind of cylindrical case lid and casing of making is fixedly coupled device, and said connecting device is cylindrical, and said connecting device is provided with special-shaped groove and connecting portion.
Preferably, the top of said connecting device is provided with the inlet of breach as said special-shaped groove, and said special-shaped groove also comprises the stop part that extends certain distance formation from the bottom of said inlet along the circumferencial direction of said connecting device.
Preferably, said connecting portion is a screw.
A kind of cylindrical case; Comprise cylindrical case lid and cylindrical box; Comprise that also an above-mentioned any described cylindrical case lid and casing of making is fixedly coupled device, said connecting device is captiveed joint with the top of said cylindrical box, and the external diameter of said connecting device is less than the internal diameter of said cylindrical case lid; The outer wall bearing fit of the inwall of said cylindrical case lid and said connecting device; Said cylindrical case lid is provided with first connecting portion that cooperates with said connecting portion, also is provided with locating dowel pin on the said cylindrical case lid, said locating dowel pin and said special-shaped groove bearing fit.
Preferably, said first connecting portion is a screw.
A kind of cylindrical case; Comprise cylindrical case lid and cylindrical box; Comprise that also an above-mentioned any described cylindrical case lid and casing of making is fixedly coupled device, said connecting device is captiveed joint with the bottom of said cylindrical case lid, and the external diameter of said connecting device is less than the internal diameter of said cylindrical box; The outer wall bearing fit of the inwall of said cylindrical box and said connecting device; Said cylindrical box is provided with second connecting portion that cooperates with said connecting portion, also is provided with locating dowel pin on the said cylindrical box, said locating dowel pin and said special-shaped groove bearing fit.
Preferably, said second connecting portion is a screw.
The beneficial effect of the present invention and prior art contrast is: because connecting device is cylindrical, on connecting device, be provided with special-shaped groove and connecting portion, special-shaped groove can cooperate the location with the locating dowel pin on casing or the case lid; Make connecting portion on the connecting device mount that aligns with connecting portion on casing or the case lid, the utlity model has simple in structurely, cost is low; Assemble or open fast; Simple and convenient reliable, stealthy attractive in appearance advantage can be used for the fixing of the cylindrical case lid of various sizes.
Description of drawings
Fig. 1 is the connecting device scheme drawing of the utility model embodiment one;
Fig. 2 is the decomposing schematic representation of the cylindrical case of the utility model embodiment two;
Fig. 3 is the scheme drawing after the cylindrical case assembling of Fig. 2 is accomplished;
Fig. 4 is that a kind of-cylindrical walkway managerial tools of cylindrical case among casehistory the utility model embodiment two or the embodiment three assembles the scheme drawing after the completion.
The specific embodiment
The contrast accompanying drawing carries out detailed elaboration with the combination preferred embodiment to utility model below; Described cylindrical case lid of the utility model or cylindrical box not only refer to whole for columniform case lid or casing, refer to that also the only assembling junction of case lid, casing is cylindrical.
Embodiment one
As shown in Figure 1, a kind of cylindrical case lid and casing of making is fixedly coupled device 1, and it is cylindrical, and connecting device 1 is provided with special-shaped groove 11 and connecting portion 12.
Wherein, the top of connecting device 1 is provided with the inlet 111 of breach as special-shaped groove 11, and special-shaped groove 11 also comprises from 111 the bottom of entering the mouth and extends the stop part 112 that certain distance forms along the circumferencial direction of connecting device.Special-shaped groove 11 integral body are L-shaped in this example, and connecting portion 12 is a screw, and special-shaped groove 11 is respectively one with connecting portion 12; And be oppositely arranged that (certainly, in other embodiments, special-shaped groove is not limited to use one; Connecting portion also is not limited to one, and connecting portion and special-shaped groove also not necessarily are oppositely arranged).
Embodiment two
Like Fig. 2, shown in 3; A kind of cylindrical case comprises cylindrical case lid 2 (being designated hereinafter simply as case lid 2) and cylindrical box 3 (being designated hereinafter simply as casing 3), also comprises the connecting device 1 of embodiment one; Connecting device 1 is captiveed joint with the top of casing 3; The external diameter of connecting device 1 is less than the internal diameter of case lid 2, and the outer wall bearing fit of the inwall of case lid 2 and connecting device 1, case lid 2 are provided with first connecting portion 22 that cooperates with connecting portion 12; Also be provided with locating dowel pin 21 on the case lid 2, locating dowel pin 21 and special-shaped groove 11 bearing fits.First connecting portion 22 is a screw in this example.
Further, in this example, use cross recessed countersunk head sscrew 4 (certainly; In other examples, also can use the screw of other head dummys, like cross round end, a word round end etc.) make connecting device 1 fixing with case lid 2; Accordingly, first connecting portion 22 on the case lid 2 can also be provided with the nut that increases the length that is threaded for being equipped with the counter sink of countersunk head on the connecting portion 12 on the connecting device 1; Nut is captiveed joint with connecting device 1, during assembling, and the special-shaped groove inlet 111 on locating dowel pin 21 alignment coupler device 1 on the case lid 2; Be inserted in downwards; Rotate case lid 2 to counter sink again and align with screw on the connecting device, locating dowel pin is limited in the stop part 112 of special-shaped groove 11, assembles cross recessed countersunk head sscrew 4 and promptly accomplishes assembling.When pulling down, only need cross recessed countersunk head sscrew 4 is pulled down, when assembling, upwards can take off case lid 2 again behind the opposite spin case lid 2.Cross recessed countersunk head sscrew 4 and the design of position, cooresponding hole thereof can only be seen cross recessed countersunk head sscrew 4 after the assembling in appearance in non-ocular surface, can guarantee that equipment appearance is cleaner and tidier, attractive in appearance.
Embodiment three
The screens mode of case lid and casing can be exchanged (not shown); Be that connecting device can be captiveed joint with the bottom of case lid; The external diameter of connecting device is less than the internal diameter of casing, and the outer wall bearing fit of the inwall of casing and said connecting device, casing are provided with second connecting portion that cooperates with connecting portion; Also be provided with locating dowel pin on the casing, locating dowel pin and special-shaped groove bearing fit.Second connecting portion is identical with first connecting portion of embodiment one, between casing and the connecting device cooperate and assembly and disassembly all similar with embodiment two, the action of just case lid being done is accomplished by casing.
Among the above embodiment; First connecting portion, second connecting portion are not limited to use one, and the fixed form between connecting device and casing or the case lid is not limited to use screw, for example can also be the built in type resilient pin; For example among the embodiment two; When case lid 2 with after casing 3 is connected contraposition, the resilient pin in connecting device 1 ejects, and is stuck in the case lid 2 cooresponding holes.
Fig. 4 is that a kind of-cylindrical walkway managerial tools of cylindrical case among embodiment two or the embodiment three assembles the scheme drawing after the completion; It is a casehistory of cylindrical case among embodiment two or the embodiment three; Cross recessed countersunk head sscrew 4 and the design of position, cooresponding hole thereof are in non-ocular surface, and equipment appearance is cleaner and tidier, attractive in appearance.
Above content is the further explain that combines concrete preferred implementation that the utility model is done, and can not assert that the practical implementation of the utility model is confined to these explanations.For the those of ordinary skill of technical field under the utility model, do not breaking away under the prerequisite of the utility model design, make some being equal to substitute or obvious modification, and performance or purposes are identical, all should be regarded as belonging to the protection domain of the utility model.
Claims (7)
1. one kind makes cylindrical case lid and casing be fixedly coupled device, it is characterized in that: said connecting device is cylindrical, and said connecting device is provided with special-shaped groove and connecting portion.
2. connecting device as claimed in claim 1; It is characterized in that: the top of said connecting device is provided with the inlet of breach as said special-shaped groove, and said special-shaped groove also comprises the stop part that extends certain distance formation from the bottom of said inlet along the circumferencial direction of said connecting device.
3. according to claim 1 or claim 2 connecting device, it is characterized in that: said connecting portion is a screw.
4. cylindrical case; Comprise cylindrical case lid and cylindrical box; It is characterized in that: comprise that also an any described cylindrical case lid and the casing of making of claim 1-3 is fixedly coupled device, said connecting device is captiveed joint with the top of said cylindrical box, and the external diameter of said connecting device is less than the internal diameter of said cylindrical case lid; The outer wall bearing fit of the inwall of said cylindrical case lid and said connecting device; Said cylindrical case lid is provided with first connecting portion that cooperates with said connecting portion, also is provided with locating dowel pin on the said cylindrical case lid, said locating dowel pin and said special-shaped groove bearing fit.
5. cylindrical case as claimed in claim 4 is characterized in that: said first connecting portion is a screw.
6. cylindrical case; Comprise cylindrical case lid and cylindrical box; It is characterized in that: comprise that also an any described cylindrical case lid and the casing of making of claim 1-3 is fixedly coupled device, said connecting device is captiveed joint with the bottom of said cylindrical case lid, and the external diameter of said connecting device is less than the internal diameter of said cylindrical box; The outer wall bearing fit of the inwall of said cylindrical box and said connecting device; Said cylindrical box is provided with second connecting portion that cooperates with said connecting portion, also is provided with locating dowel pin on the said cylindrical box, said locating dowel pin and said special-shaped groove bearing fit.
7. cylindrical case as claimed in claim 6 is characterized in that: said second connecting portion is a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220179726 CN202542060U (en) | 2012-04-25 | 2012-04-25 | Connecting device for fixing cylindrical box cover and box body and cylindrical box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220179726 CN202542060U (en) | 2012-04-25 | 2012-04-25 | Connecting device for fixing cylindrical box cover and box body and cylindrical box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202542060U true CN202542060U (en) | 2012-11-21 |
Family
ID=47162729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220179726 Expired - Lifetime CN202542060U (en) | 2012-04-25 | 2012-04-25 | Connecting device for fixing cylindrical box cover and box body and cylindrical box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202542060U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106958787A (en) * | 2016-01-12 | 2017-07-18 | 巨铠精密工业股份有限公司 | The LED fog lamps of convenient maintenance |
-
2012
- 2012-04-25 CN CN 201220179726 patent/CN202542060U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106958787A (en) * | 2016-01-12 | 2017-07-18 | 巨铠精密工业股份有限公司 | The LED fog lamps of convenient maintenance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121121 |
|
| CX01 | Expiry of patent term |