CN2685629Y - Connecting parts of assembly - Google Patents
Connecting parts of assembly Download PDFInfo
- Publication number
- CN2685629Y CN2685629Y CN 200320117641 CN200320117641U CN2685629Y CN 2685629 Y CN2685629 Y CN 2685629Y CN 200320117641 CN200320117641 CN 200320117641 CN 200320117641 U CN200320117641 U CN 200320117641U CN 2685629 Y CN2685629 Y CN 2685629Y
- Authority
- CN
- China
- Prior art keywords
- boss
- upper shell
- lower shell
- shell body
- lockhole
- Prior art date
- 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.)
- Expired - Fee Related
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- Clamps And Clips (AREA)
Abstract
The utility model relates to a connecting member for assemblies, which comprises an upper casing (11) and a lower casing (12) which are mutually buckled to form a hollow closed casing (1), wherein lug bosses (31) and (41) with internal threads are respectively arranged on two planes (3) and (4) on the casing (1); a thread (53) arranged on a rod body (51) of a screw cap (5) is an external thread; locking devices (6) which can connect the upper casing (11) and the lower casing (12) tightly and firmly in the buckling state the upper casing (11) and the lower casing (12) are respectively arranged on the upper casing (11) and the lower casing (12). Threaded holes are formed on the casing of the connecting member of the utility model, and thus a semicircular threaded injection mould is additionally arranged on the basis of the original injection mould when injection molding is carried out, and a mould rod does not need to be screwed out during demoulding. When the screw cap is processed by injection molding, two buckled moulds can be adopted to carry out injection molding. Therefore, the utility model has the advantages of convenient processing, low cost and injection molding processing in batches.
Description
Technical field the utility model relates to mechanical fastener, particularly is used for the link of combined decoration thing and meccano.
The general employing of link that background technique is used for combined decoration thing and meccano at present is provided with screw rod on the link body, and the mode of screw is set on nut.Because the link body is generally the two halves housing and fastens composition one integral body, so above-mentioned setting method does not have any inconvenience for the processing of housing, and for the processing of nut, then need the injection molding bar is screwed out screw, be unfavorable for that batch process and cost are higher.
The summary of the invention the purpose of this utility model provides a kind of composition link easy to process, lower-cost.
The utility model is realized by implementing following technological scheme, this composition link, comprise upper shell and lower shell body, above-mentioned two symmetrical fully housings fasten mutually forms a sealing hollow housing, and be hinged by a limit separately, described housing includes at least two planes, be respectively equipped with threaded two boss on described two planes, this link also includes nut, described nut comprises the cap shape handle that the body of rod and one end are provided with, the body of rod be provided with above-mentioned two boss on the screw thread of set threads engaged; Described two tubulars that boss is a hollow, the internal circular surfaces of this tubular boss is respectively equipped with the internal thread of injection molded and forms tapped hole; Set screw thread is an outside thread on the body of rod of described nut; Be respectively arranged with locking device on described upper shell and the lower shell body, this locking device is connected both close and firm under upper shell and lower shell body buckling state; With upper shell and lower shell body fasten mutually, by composition one housing of locking device with both close and firm, two boss of link are penetrated composition respectively need be connected in the hole on the plate 7, the external diameter of described two boss is slightly less than the internal diameter in hole, screw in the body of rod of nut in the tapped hole on two boss and screw, the composition plate is clamped with the lower surface and the plane on the link housing of cap shape handle.
The utility model is provided with screw on the link housing, forms because this housing is fastened by two housing sections, so during this housing of injection moulding, need only and add a threaded injection molding of semicircle on former injection molding basis, tringle need not be screwed out during the demoulding; And when the nut injection moulding, can adopt two sectional dies to carry out injection moulding, so, process very convenient, and in batches injection moulding processing, cost reduces.
Description of drawings
Fig. 1 is that the master of the utility model composition link looks cross-sectional schematic.
Fig. 2 is that the master of Fig. 1 middle shell 1 deployed condition looks schematic representation.
Fig. 3 is the schematic top plan view of A-A section among Fig. 1.
Fig. 4 is the schematic top plan view that locking device 6 adopts the A-A section of seizing type.
Fig. 5 is the schematic top plan view of B-B section among Fig. 1.
Embodiment further describes embodiment of the present utility model below in conjunction with accompanying drawing.
By finding out among Fig. 1 and Fig. 2, this composition link, comprise upper shell 11 and lower shell body 12, above-mentioned two the housing 11 and 12 mutual fastenings of symmetry are formed a sealing hollow housing 1 fully, and be hinged by a limit separately, described housing 1 includes at least two planes 3 and 4, be respectively equipped with threaded boss 31 and 41 on described two planes 3 and 4, this link also includes nut 5, described nut 5 comprises the cap shape handle 52 that the body of rod 51 and one end are provided with, the body of rod 51 be provided with boss 31 and 41 on the screw thread 53 of set threads engaged; Described boss 31 and 41 is the tubular of hollow, and this tubular boss 31 and 41 internal circular surfaces are respectively equipped with the internal thread of injection molded and form tapped hole 32 and 42; Set screw thread is an outside thread on the body of rod 51 of described nut 5; Be respectively arranged with locking device 6 on described upper shell 11 and the lower shell body 12, this locking device 6 is connected both close and firm under upper shell 11 and lower shell body 12 buckling states; Upper shell 11 and lower shell body 12 are fastened, pass through composition one housing 1 of locking device 6 with both close and firm mutually, the boss 31 and 41 of link is penetrated composition respectively need be connected in the hole 71 on the plate 7, described boss 31 and 41 external diameter are slightly less than the internal diameter in hole 71, screw in the body of rod 51 of nut 5 in the tapped hole 32 and 42 on the boss 31 and 41 and screw, with the lower surface of cap shape handle 52 and plane 3 or 4 with 7 clampings of composition plate.In the time of in the tapped hole 32 and 42 that the body of rod 51 screws on the boss 31 and 41, upper shell 11 and lower shell body 12 will certainly be strutted to both sides, because, hole 71 on the plate 7 tightly is enclosed within the outside of boss 31 and 41, so, will limit upper shell 11 and lower shell body 12 and strut to both sides, make boss 31 and 41 being kept perfectly property, and make the internal circular surfaces in the outer round surface of boss 31 and 41 and hole 71 closely connected, so that plate 7 will connect will be more fastening.
By finding out among Fig. 3, described locking device 6 comprises lock 61 and the lockhole 62 that column cap is slightly outstanding, and wherein lock 61 is arranged on the internal surface of upper shell 11 or lower shell body 12, and lockhole 62 is arranged on the internal surface of lower shell body 12 or upper shell 11; Upper shell 11 and lower shell body 12 are under the buckling state, and lock 61 inserts in the lockhole 62, because the column cap of lock 61 is slightly outstanding, so lock 61 will be stuck in the lockhole 62 tightly, can guarantee that upper shell 11 and lower shell body 12 are in conjunction with firmly tight.
By finding out among Fig. 4, described locking device 6 also can adopt another mode, its concrete structure is: this locking device 6 comprises locking plate 63 and the locked groove 64 that column cap is outstanding slightly to the outside, wherein locking plate 63 is arranged on upper shell 11 or lower shell body 12 internal surfaces, and locked groove 64 is arranged on lower shell body 12 or upper shell 11 internal surfaces; Upper shell 11 and lower shell body 12 are under the buckling state, and the projection of locking plate 63 heads snaps in the locked groove 64.
By can finding out among Fig. 2, the limit that described upper shell 11 and lower shell body 12 are hinged or its elongation line and plane 3 or 4 angles at 45, described boss 31 and 41 shaft axis intersect at the mid point on hinged limit.Above-mentioned design mainly is to fasten after two identical housings can being launched to be one again, the link of forming a four sides, if the hinged limit correspondence of two housings is assembled together, like this, the hinged limit that fastens the new housing that forms after the assembling is everywhere in a kind of active state; So, for the new housing that combination back is formed has certain stability, need be when assembling fit together again after with one of them housing half-twist, like this, the hinged limit of two housings is in crossing condition, can guarantee the stability of new housing.When so above-mentioned designing requirement launches when this housing 1, boss 31 and 41 respectively with its opposing side on boss be on the shaft axis, and guarantee when behind one of them housing half-twist during again with other shell combination, the position of each boss can correspondence together, guarantee the integrity of this housing.Because above-mentioned requirements, so the setting of locking device 6 also needs to carry out necessary design, promptly to guarantee the requirement when single housing fastens, needs when guaranteeing two shell combination again simultaneously, so locking device 6 be arranged at boss 31 and 41 around, wherein boss 31 and 41 both sides respectively are respectively arranged with lock 61 and lockhole 62, with boss 31 half-twists to boss 41 positions, the lock 61 that boss 31 both sides are set and lockhole 62 and set lock 61 and lockhole 62 position consistency in boss 41 both sides.After with one of them housing 1 half-twist, at this moment, lock 61 and lockhole 62 still can match in twos, guarantee that two housings 1 can be combined into one easily.Described locking device 6 can adopt locking plate 63 and locked groove 64 equally, and the position of this locking plate 63 is provided with identical with the position of described lock 61, and the position of locked groove 64 is provided with identical with the position of described lockhole 62.
By can finding out among Fig. 5, tapped hole 32 parts of described upper shell 11, its axial limit is provided with chamfering or fillet, and 42 parts of lower shell body 12 also are provided with chamfering or fillet on its axial limit.Above-mentioned design is in order to guarantee to be combined into one, and does not have obstacle at helical thread portion, and nut 5 can be screwed in smoothly.
Claims (6)
1. composition link, comprise upper shell (11) and lower shell body (12), above-mentioned two symmetrical fully housings fasten the housing (1) of forming hollow sealing mutually, and be hinged by a limit separately, described housing (1) includes at least two planes (3) and (4), be respectively equipped with threaded boss (31) and (41) on described two planes (3) and (4), this link also includes nut (5), described nut (5) comprises the cap shape handle (52) that the body of rod (51) and one end are provided with, and the body of rod (51) is provided with the screw thread (53) of going up set threads engaged with boss (31) and (41);
It is characterized in that: described boss (31) and (41) are the tubular of hollow, and the internal circular surfaces of this tubular boss (31) and (41) is respectively equipped with the internal thread of injection molded and forms tapped hole (32) and (42);
It is outside thread that the body of rod (51) of described nut (5) is gone up set screw thread (53); Be respectively arranged with locking device (6) on described upper shell (11) and the lower shell body (12) with both firm lockings;
The external diameter of described boss (31) and (41) is slightly less than the internal diameter that plate (7) is gone up hole (71), and this link is under the locking state, and the lower surface of nut (5) cap shape handle (52) and plane (3) or (4) clamp composition plate (7).
2. composition link according to claim 1, it is characterized in that: described locking device (6) comprises lock (61) and the lockhole (62) that column cap is slightly outstanding, wherein lock (61) is arranged on the internal surface of upper shell (11) or lower shell body (12), and lockhole (62) is arranged on the internal surface of lower shell body (12) or upper shell (11); Upper shell (11) and lower shell body (12) are under the buckling state, and lock (61) inserts in the lockhole (62).
3. composition link according to claim 1, it is characterized in that: described locking device (6) comprises locking plate (63) and the locked groove (64) that column cap is outstanding slightly to the outside, wherein locking plate (63) is arranged on upper shell (11) or lower shell body (12) internal surface, and locked groove (64) is arranged on lower shell body (12) or upper shell (11) internal surface; Upper shell (11) and lower shell body (12) are under the buckling state, and the projection of locking plate (63) head snaps in the locked groove (64).
4. according to claim 1 or 2 or 3 described composition links, it is characterized in that: the plane (3) on the limit that described upper shell (11) and lower shell body (12) are hinged or its elongation line and the housing (1) or (4) angle at 45, the shaft axis of described boss (31) and (41) intersects at the mid point on hinged limit.
5. composition link according to claim 4, it is characterized in that: described locking device (6) be arranged at boss (31) and (41) around, wherein boss (31) and (41) both sides respectively are respectively arranged with lock (61) and lockhole (62), with boss (31) half-twist to boss (41) position, lock (61) that its both sides are set and lockhole (62) and set lock (61) and lockhole (62) position consistency in boss (41) both sides.
6. composition link according to claim 1 is characterized in that: tapped hole (32) part of described upper shell (11), and its axial limit is provided with chamfering or fillet, and (42) part of lower shell body (12) also is provided with chamfering or fillet on its axial limit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320117641 CN2685629Y (en) | 2003-10-30 | 2003-10-30 | Connecting parts of assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320117641 CN2685629Y (en) | 2003-10-30 | 2003-10-30 | Connecting parts of assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2685629Y true CN2685629Y (en) | 2005-03-16 |
Family
ID=34661876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320117641 Expired - Fee Related CN2685629Y (en) | 2003-10-30 | 2003-10-30 | Connecting parts of assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2685629Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102139632A (en) * | 2011-04-27 | 2011-08-03 | 贝洱(济南)热系统有限公司 | Fine radiator |
-
2003
- 2003-10-30 CN CN 200320117641 patent/CN2685629Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102139632A (en) * | 2011-04-27 | 2011-08-03 | 贝洱(济南)热系统有限公司 | Fine radiator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |