CN101601527B

CN101601527B - Umbrella framework convenient for assembly

Info

Publication number: CN101601527B
Application number: CN2009101084978A
Authority: CN
Inventors: 黄自力
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-07-03
Filing date: 2009-07-03
Publication date: 2010-12-08
Anticipated expiration: 2029-07-03
Also published as: CN101601527A

Abstract

The invention discloses an umbrella framework convenient for assembly, which comprises a lower nest (2), a pull rod (3), a support rib (4) and a main rib (5). The lower nest (2) and the pull rod (3) form an integral flexible connection structure, an outer end of the pull rod (3) is provided with an enlarged part (31) which extends outwards, a connecting sleeve (6) is movably sleeved outside the pull rod (3) and the support rib (4), the inner wall of the connecting sleeve is convexly provided with a blockage part (61) for preventing the enlarged part (31) from separating out of the connecting sleeve (6) inwards, the inside of the support rib (4) is fixedly provided with a projecting tongue (42), and the height of an inner cavity of the connecting sleeve (6) is greater than the sum of the heights of the pull rod (3) and the support rib (4) so as to form a gap for inserting the projecting tongue (42). The lower nest of the umbrella framework is free from being bound with iron wires and a joint of the umbrella framework is free from being riveted, so the umbrella framework has the advantages of convenient and quick assembly, low processing cost and firm connection without scratching the hand, is safe during the use, and is particularly suitable for the umbrella framework using fiber ribs.

Description

Umbrella framework convenient for assembly

Technical field

The present invention relates to a kind of en-toutcas parts used in everyday, relate in particular to the architecture advances of the umbrella frame frame of en-toutcas in the umbrella frame junction.

Background technology

In the prior art, the following nest of en-toutcas and pull bar junction are typically provided with the protruding nest of a circle, end connector stretches in this protruding nest and by iron wire and wears in the pull bar of every group of umbrella frame, operation was comparatively complicated when the umbrella frame frame was assembled like this, and when assembling iron wire interface line overtorquing sometimes, after using a period of time like this, iron wire may be broken the phenomenon that causes the umbrella frame that is connected down on the nest to come off and hurt sb.'s feelings, and the interface of iron wire also is easy to scratch user's hand during use.And the diameter of protruding nest will be done to such an extent that more just can hold each umbrella cephalic par and iron wire usually, has not only increased the volume that closes one's umbrella of umbrella thus greatly, and the profile of following nest is not attractive in appearance yet.In addition, the method that riveter nail is normally adopted in the umbrella frame junction is hinged together the joint of two umbrella frames, still, is easy to the phenomenon that causes rivet to come off or damage because of misoperation during the riveter nail.

In addition, existing application is in the metal joint of Fibrous umbrella rib or plastic umbrella, its with umbrella frame between be to use punching press to be connected, but the punching press meeting destroys the metal joint surface configuration, make its surface form punching press concave point and destroy and electroplate the top layer and influence the attractive in appearance of joint, joint can get rusty after using a period of time; In addition, because iron sheet has certain thickness, the little concave point of punching press can form bigger salient point on the inwall of iron sheet outside, sometimes even can destroy fiber or plastic umbrella makes it to produce the phenomenon of fracture.

Summary of the invention

The technical problem to be solved in the present invention is to provide a kind of umbrella framework convenient for assembly that need not to use the iron wire cylinder lever connecting rod.

The technical scheme that the present invention solves the problems of the technologies described above employing is, manufactures and designs a kind of umbrella framework convenient for assembly, comprising: rod, slip cap are connected on pull bar that the following nest of rod in the umbrella, inner and described nest down be connected, prop up support bone and main bone in the umbrella; Described pull bar outer end is connected with described support bone, and the outer end joint of described support bone flexibly connects with the middle dish that is fixedly arranged on described main bone middle part; Wherein:

The flexible connecting structure that described nest down and pull bar are formed in one is descended just to need not between nest and the pull bar to connect with iron wire like this; The outer end of described pull bar is provided with outward extending expansion section and connects a support bone by an adapter sleeve, this adapter sleeve is actively socketed on outside a described pull bar and the support bone, its inwall convexes with the stop section that stops described expansion section inwardly to deviate from described adapter sleeve, the inboard of described support bone is installed with a protruding tongue, and the height of described adapter sleeve inner chamber forms the space that only can supply described protruding tongue to insert thus greater than the height sum of a described pull bar and a support bone.Like this when umbrella frame struts, move in the space that makes protruding tongue insert this adapter sleeve inner chamber in the expansion section pulling adapter sleeve of pull bar, the outer end of pull bar is promptly tightly entangled, its connection is very firm, and it is very convenient during this syndeton assembling of pull bar and support bone, need not use rivet, more save operation.

The outer end joint of described the support bone structure that is formed in one, its outer end is provided with through hole along the vertical direction; Dish comprises the clip slot of parcel and fixing described main bone and the crotch that extends from this clip slot diapire downwards in described; The described through hole that described crotch passes joint outer end, outer end make described in dish and outer end joint hinged.The hinged of dish place need not be used rivet equally like this, and sound construction is durable.

Dish adopts metal material and one-body molded in described, and its clip slot inwall is provided with one or above convex cone point, and this convex cone point embeds described main bone is fixed together described clip slot and main bone.So just, can avoid in the surperficial phenomenon that forms the punching press concave point and electroplate surface peeling of middle dish, and the easy control of the size of convex cone point can damaged fiber umbrella frame or plastic umbrella.

Described crotch is located at a side of described clip slot, and its end upwards is bent to approaching or the described main bone of conflicting, and can prevent that the outer end joint of a support bone breaks away from crotch.

Described support bone the inner is installed with long interior end connector, and described protruding tongue outside top of end connector in this stretches out.

The outer end of end connector also convexes with and stops the rib that moves in the described adapter sleeve in described.

Described adapter sleeve is the flat of width less than height, and the width of its inner chamber both had been a bit larger tham the width of described support bone, also was a bit larger tham the width of described pull bar, and this adapter sleeve just can arbitrarily not rotate like this.

The stop section of described adapter sleeve can be convexly set in the inner chamber diapire of this adapter sleeve, and correspondingly, extend downwards from the outer end of described pull bar described expansion section.

The top sidewall of described nest down is thicker than the bottom, forms a circle convex edge thus, and the inner of described pull bar flexibly connects in place, described convex edge, and this structure can guarantee that there is enough intensity both junctions.

Compare with prior art, the following nest and the pull bar of the umbrella framework that the present invention is convenient for assembly are one-body molded, need not to use iron wire to connect, pull bar and support bone be connected and a support bone with need not riveter being connected of main bone and follow closely and need not butt joint and roughly grind, hand that can the scratch user during use, more safe and reliable, and assemble very convenient quick, can save operation and man-hour, and can reduce the down diameter of nest and pull bar junction greatly, correspondingly reduced the collection volume of umbrella greatly; In addition, dish adopts integrated formed structure in the metal of main bone, its inwall is provided with convex cone point and can embeds in Fibrous umbrella rib or the plastic umbrella and be fixed, technology is very simple, and saving metal material, can reduce the cost of joint, and middle dish can be designed to the shape that needs as required, also can be according to the different thickness of stressing conditions design at each position; Simultaneously, middle dish surface is smooth, does not have the punching press concave point, and is more attractive in appearance, can not destroy and electroplate the top layer, and middle dish is not easy to get rusty, and the control easily of convex cone point size, can not destroy umbrella frame.

Description of drawings

Fig. 1 is the structural representation of the present invention's umbrella framework convenient for assembly;

Fig. 2 is the syndeton schematic diagram of described nest 2 down and pull bar 3;

Fig. 3 is the exploded view of a described pull bar 3 and support bone 4 junction;

Fig. 4 is the assembly drawing of a described pull bar 3 and support bone 4 junction;

Fig. 5 is the structural representation of described support bone 4 and main bone 5 junctions;

Fig. 6 is the structural representation of described middle dish 51;

Fig. 7 is the structural representation of the outer end joint 41 of described support bone 4;

Fig. 8 is the profile of described middle dish 51 and main bone 5 junctions.

The specific embodiment

Below in conjunction with accompanying drawing is that the invention will be further described for example with the straight rib self-opening umbrella.

As shown in Figure 1, umbrella framework convenient for assembly of the present invention comprises: rod 1 in the umbrella, Gu in deciding umbrella excellent 1 top on nest 7, slip cap is connected in the umbrella the middle nest 8 and the following nest 2 of rod 1, inner respectively with describedly go up main bone 5 that nest 7, middle nest 8 be connected with following nest 2, prop up support bone 4 and pull bar 3.Described pull bar 3 outer ends are connected with described support bone 4, and the outer end joint 41 of described support bone 4 flexibly connects with the middle dish that is fixedly arranged on described main bone 5 middle parts 51, are equipped with one between described middle nest 8 and the following nest 2 and are enclosed within middle excellent 1 outer deployment spring 9.

As shown in Figure 2, the flexible connecting structure that described down nest 2 and pull bar 3 are formed in one, both can adopt has appropriate flexible plastic material or other pliability material preferably, make thus pull bar 3 can with nest 2 down slide up and down and bending downward or upward.The benefit that adopts this structure is to make pull bar need not to use iron wire to be connected with following nest junction, avoided the shortcoming of firm inadequately, the easy scratch hand that iron wire connects, and assembles more conveniently, and the diameter of following nest also can be done forr a short time.In order to guarantee down the intensity of nest 2 and pull bar 3 junctions, the top sidewall of described nest 2 down is thicker than the bottom, forms a circle convex edge 21 thus, and the inner of described pull bar 3 flexibly connects in 21 places, described convex edge.

As shown in Figure 3, for fear of using rivet to connect, described pull bar 3 outer ends are connected with a support bone 4 by an adapter sleeve 6.The outer end of described pull bar 3 extends to form an expansion section 31 downwards, and described support bone 4 inside top are installed with a protruding tongue 42.Described adapter sleeve 6 is actively socketed on outside a described pull bar 3 and the support bone 4, its vertical cross-section roughly is flat rectangle or other shape of width less than height, the width of its inner chamber both had been a bit larger tham the width of described support bone 4, the width that also is a bit larger tham described pull bar 3, make this adapter sleeve 6 to move but can not arbitrarily rotate along inward-outward direction, the height of its inner chamber is then greater than the height sum of pull bar 3 with a support bone 4, forming thus only can be for the space of described protruding tongue 42 insertions, simultaneously, the convex stop section 61 that stops described expansion section 31 inwardly to deviate from described adapter sleeve 6 that is provided with, chamber bottom within it.During assembling, earlier this adapter sleeve 6 is enclosed within the position in support bone 4 protruding tongues 42 outsides, the expansion section, outer end 31 of pull bar 3 get final product from the position that the extruding of adapter sleeve 6 inner chamber bottoms passes through to beyond the described stop section 61 again, need not riveter follow closely, operation is very simple and convenient.Under the state that umbrella struts, the expansion section 31 of described pull bar 3 is inserted adapter sleeve 6 and jam-packed by described protruding tongue 42 toward interior stretching space to these adapter sleeve 6 inner chambers, at this moment, as shown in Figure 4, described pull bar 3 outer ends can be enclosed within the adapter sleeve 6 tightly, its syndeton is very firm, and can not scrape hand, uses comparison safety.

As shown in Figure 3, support bone 4 the inners are installed with long interior end connector 43, and described protruding tongue 42 is that the outside top of end connector 43 stretches out and comes in this.Simultaneously, in order to prevent to move in described adapter sleeve 6 excessively, the outer end of described interior end connector 43 also convexes with and stops the rib 44 that moves in the described adapter sleeve 6.

As Fig. 5 and shown in Figure 7, the outer end joint 41 of described support bone 4 structure that is formed in one, its outer end is provided with through hole 411 along the vertical direction, and these through hole 411 outsides are sealed by a horizontal circular shaft 412 perpendicular to main bone 5.As shown in Figure 6, dish 51 comprises the clip slot 511 of parcel and fixing described main bone 5 and the crotch 512 that extends from these clip slot 511 diapires downwards in described, the described through hole 411 that described crotch 512 passes outer end joint 41 outer ends make described in dish 51 and outer end joint 41 hinged, need not the riveter nail equally, just can relatively rotate smoothly between a main bone 5 and the support bone 4, solve the problem that the rivet ease of connection is damaged or come off in the prior art.Deviate from for the outer end joint 41 that prevents a support bone 4, the end of described crotch 512 upwards is bent to approaching or the described main bone 5 (as Fig. 5) of conflicting.

Dish 51 adopts metal material such as allumen etc. one-body molded in described, described main bone 5 adopts plastic cement or fiber material, and as shown in Figure 6, its clip slot 511 inwalls are provided with convex cone point 513, the quantity of convex cone point 513 can be one or more, adopts two in the present embodiment and gets final product.During assembling, earlier crotch 512 is passed the through hole 411 of outer end joint 41, then main bone 5 is put into clip slot 511 and punching press and can be made the described main bone 5 of these convex cone point 513 embeddings that both are firmly linked together (as shown in Figure 8).Dish adopts this structure not only can save material, reduce cost in the metal, and need not to be provided with salient point on the punch press, the metal joint surface is smooth after the moulding, the phenomenon that can not produce the punching press concave point and electroplate surface peeling, more attractive in appearance and practical, and dish gets rusty in can avoiding.In addition, owing to be integrated formed structure, convex cone point size control easily on the middle dish inwall, can be because of excessive Fibrous umbrella rib or the plastic umbrella of destroying, in addition, in dish can be designed to different shape as required, also can be according to the different thickness of the stressing conditions at each position design, this be the metal joint that is bent into iron sheet etc. can not accomplish.

Claims

1. umbrella framework convenient for assembly comprises: rod (1), slip cap are connected on pull bar (3) that the following nest (2) of rod (1) in the umbrella, inner and described nest (2) down be connected, prop up support bone (4) and main bone (5) in the umbrella; Described pull bar (3) outer end is connected with described support bone (4), and the outer end joint (41) of described support bone (4) flexibly connects with the middle dish (51) that is fixedly arranged on described main bone (5) middle part; It is characterized in that:

The flexible connecting structure that described nest (2) down and pull bar (3) are formed in one, the outer end of described pull bar (3) is provided with outward extending expansion section (31) and connects a support bone (4) by an adapter sleeve (6), this adapter sleeve (6) is actively socketed on outside a described pull bar (3) and the support bone (4), its inwall convexes with and stops described expansion section (31) inwardly to deviate from the stop section (61) of described adapter sleeve (6), the inboard of described support bone (4) is installed with a protruding tongue (42), and the height of described adapter sleeve (6) inner chamber forms the space that only can supply described protruding tongue (42) to insert thus greater than the height sum of a described pull bar (3) and a support bone (4).

2. umbrella framework convenient for assembly according to claim 1 is characterized in that: the outer end joint (41) of described support bone (4) structure that is formed in one, and its outer end is provided with through hole (411) along the vertical direction; Dish (51) comprises the clip slot (511) of parcel and fixing described main bone (5) and the crotch (512) that extends from this clip slot (511) diapire downwards in described; The described through hole (411) that described crotch (512) passes outer end joint (41) outer end make described in dish (51) and outer end joint (41) hinged.

3. umbrella framework convenient for assembly according to claim 2, it is characterized in that: dish (51) adopts metal material and one-body molded in described, its clip slot (511) inwall is provided with one or above convex cone point (513), and this convex cone point (513) embeds described main bone (5) is fixed together described clip slot (511) and main bone (5).

4. umbrella framework convenient for assembly according to claim 2 is characterized in that: described crotch (512) is located at a side of described clip slot (511), and its end upwards is bent to approaching or the described main bone (5) of conflicting.

5. according to each described umbrella framework convenient for assembly of claim 1 to 4, it is characterized in that: described support bone (4) the inner is installed with long interior end connector (43), and described protruding tongue (42) outside top of end connector (43) in this stretches out.

6. according to each described umbrella framework convenient for assembly of claim 5, it is characterized in that: the outer end of end connector (43) also convexes with and stops the rib (44) that moves in the described adapter sleeve (6) in described.

7. according to each described umbrella framework convenient for assembly of claim 1 to 4, it is characterized in that: described adapter sleeve (6) is the flat of width less than height, the width of its inner chamber both had been a bit larger tham described support bone (4) width, also was a bit larger tham the width of described pull bar (3).

8. according to each described umbrella framework convenient for assembly of claim 1 to 4, it is characterized in that: the stop section (61) of described adapter sleeve (6) is convexly set in the inner chamber diapire of this adapter sleeve (6), and extend downwards from the outer end of described pull bar (3) described expansion section (31).

9. according to each described umbrella framework convenient for assembly of claim 1 to 4, it is characterized in that: the top sidewall of described nest (2) down is thicker than the bottom, form a circle convex edge (21) thus, the inner of described pull bar (3) flexibly connects in described convex edge (21) and locates.