CN213524160U - Plug-type honeycomb device and umbrella - Google Patents

Abstract

The utility model relates to a push-pull honeycomb device and an umbrella, which comprises a supporting sleeve, a positioning cam and a push-pull sleeve; the middle part of the supporting sleeve is provided with a positioning hole; the positioning cam is in an eccentric wheel structure and is arranged in the positioning hole, the positioning cam is rotatably connected with the supporting sleeve through a rotating shaft, and the axis direction of the rotating shaft is vertical to the axis direction of the middle rod; the push-pull sleeve can be sleeved outside the support sleeve in a vertically sliding mode, and when the push-pull sleeve slides upwards, the positioning cam is pushed to rotate so that a part of the positioning cam can be clamped into the clamping hole of the middle rod, and the support sleeve and the middle rod are fixed. The embodiment of the utility model has the advantages that the positioning cam is in the rolling process when entering and leaving the hole, the process is gentle, no sudden entering or protruding process exists, no instant impact load exists, the noise generated when the umbrella is folded is obviously reduced, and the use experience of the user is greatly improved; and because the stress is uniform in the whole process of opening and closing the umbrella, the abrasion is extremely small, and the service life is greatly prolonged.

Description

Plug-type honeycomb device and umbrella

Technical Field

The utility model belongs to the technical field of the parachute kit accessory, especially, relate to a plug-type honeycomb device and umbrella.

Background

The honeycomb structure device on the umbrella is responsible for connecting the middle rod and the rib of the umbrella, plays the role of fixing and opening and closing, and the honeycomb device on the market is roughly divided into a push type honeycomb and a push-pull type honeycomb:

the push type honeycomb of the first kind triggers preset bow piece through the button and realizes opening and shutting, and the in-process of receiving the umbrella needs to press the button earlier and then drop the honeycomb down, and the action process is more loaded down with trivial details, and releases suddenly, produces "slamming" the sound because of the tension of umbrella changes suddenly, can bring bad impression for user and peripheral people, simultaneously, because of having impact load, drill way and knot position wear and tear easily, and the outstanding position is easy to be split, and then influences life.

The second push-pull type honeycomb is mostly in a hooking and buckling mode at present, a lower nest and an upper nest are utilized to form buckling fixation, or the lower nest and a middle rod are utilized to form buckling fixation, and then a pull cylinder is used for unlocking the buckles, so that the structure is relatively complex, the size is relatively large, and the appearance of the whole umbrella is not fine enough.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve not enough among the prior art to a certain extent at least, provide a plug-type honeycomb device and umbrella.

To achieve the above object, in one aspect, an embodiment of the present invention provides a push-pull honeycomb device, including:

the support sleeve is used for being sleeved on a middle rod of the umbrella, a honeycomb structure for mounting umbrella ribs is arranged at the upper end of the support sleeve, and at least one positioning hole is formed in the middle of the support sleeve;

the positioning cam is in an eccentric wheel structure, is arranged in the positioning hole and is rotatably connected with the support sleeve through a rotating shaft, and the axis direction of the rotating shaft is perpendicular to the axis direction of the middle rod;

the push-pull sleeve is sleeved outside the support sleeve in a vertically sliding mode, and when the push-pull sleeve slides upwards, the positioning cam is pushed to rotate so that a part of the positioning cam is clamped into the clamping hole of the middle rod, and the support sleeve and the middle rod are fixed.

Preferably, the positioning cam is generally fan-shaped as a whole, and has a supporting portion and a holding portion, and the rotating shaft is integrally formed at the center of the fan-shaped positioning cam.

Preferably, connectors are respectively arranged on the outer wall of the supporting sleeve on two sides of the positioning hole, and shaft holes for mounting the rotating shaft are respectively formed in two opposite side walls of the connectors.

Preferably, the outer wall of the bottom of the supporting sleeve is provided with a first buckle, the inner wall of the bottom of the push-pull sleeve is provided with a second buckle, and when the second buckle and the first buckle are fastened with each other, the clamping part is clamped in the clamping hole of the middle rod.

Preferably, when the second buckle and the first buckle are fastened to each other, the inner wall of the push-pull sleeve abuts against the outer side of the abutting portion, and the outer side of the abutting portion is a plane or a curved surface.

Preferably, when the second buckle and the first buckle are fastened to each other, the top end of the push-pull sleeve abuts against the honeycomb structure, and a clearance groove is formed in the position, corresponding to the positioning cam, of the top end of the push-pull sleeve.

Preferably, when the supporting sleeve slides up and down on the middle upper, the abutting part is located in the clearance groove and abuts against the bottom of the clearance groove, and one side of the clamping part facing the middle rod is a plane or a curved surface.

Preferably, the opposite sides of the supporting sleeve are respectively provided with a guide hole along the vertical direction, and the opposite inner walls of the push-pull sleeve are respectively provided with a guide block extending into the guide holes.

Preferably, the supporting sleeve is provided with vertical cutting grooves on two sides of each guiding hole respectively, and the cutting grooves extend to the bottom end of the supporting sleeve.

On the other hand, the embodiment of the present invention further provides an umbrella, which includes the push-pull honeycomb device as described in the above embodiment.

The embodiment of the utility model has the advantages that the positioning cam is in the rolling process when entering and leaving the hole, the process is gentle, no sudden entering or protruding process exists, no instant impact load exists, the noise generated when the umbrella is folded is obviously reduced, and the use experience of the user is greatly improved; and because the stress is uniform in the whole process of opening and closing the umbrella, the abrasion is extremely small, and the service life is greatly prolonged.

Drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a front view of a push-pull honeycomb device according to an embodiment of the present invention;

fig. 2 is a schematic view of an exploded structure of a push-pull honeycomb device according to an embodiment of the present invention;

FIG. 3 is a cross-sectional view of the push-pull honeycomb device of the embodiment of the present invention in the umbrella-closed state;

FIG. 4 is a cross-sectional view of the push-pull honeycomb device of the embodiment of the present invention in the open state;

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be illustrative of the present invention and should not be construed as limiting the present invention, and all other embodiments that can be obtained by one skilled in the art based on the embodiments of the present invention without inventive efforts shall fall within the scope of protection of the present invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "circumferential," "radial," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 to 4, an embodiment of the present invention discloses a push-pull honeycomb device, which includes a supporting sleeve 2, at least one positioning cam 4, and a push-pull sleeve 3; the supporting sleeve 2 is used for being sleeved on the middle rod 1 of the umbrella, the upper end of the supporting sleeve is provided with a honeycomb structure 21 for mounting umbrella ribs, and the middle part of the supporting sleeve is provided with at least one positioning hole 25; the positioning cam 4 adopts an eccentric wheel structure and is arranged in the positioning hole 25, and is rotatably connected with the supporting sleeve 2 through a rotating shaft 5, and the axis direction of the rotating shaft 5 is vertical to the axis direction of the middle rod 1; the push-pull sleeve 3 can be sleeved outside the support sleeve 2 in a vertically sliding manner.

When the umbrella is opened, the push-pull sleeve 3 is pushed upwards to drive the support sleeve 2 to move upwards on the middle rod 1, when the support sleeve moves to the position of the clamping hole 11 at the upper end of the middle rod 1, the top end of the push-pull sleeve 3 pushes the positioning cam 4 to rotate towards the direction of the middle rod 1, so that a part of the positioning cam 4 is clamped into the clamping hole 11, the support sleeve 2 and the middle rod 1 are fixed, and the umbrella is kept in an umbrella opening state; when the umbrella is folded, the push-pull sleeve 3 is pulled downwards to remove the limiting effect of the push-pull sleeve 3 on the positioning cam 4, the push-pull sleeve 3 drives the supporting sleeve 2 to move downwards along the middle rod 1 and simultaneously drives the positioning cam 4 to rotate and separate from the clamping hole 11, the supporting sleeve 2 can move downwards (in the handle direction) along the middle rod 1, and therefore the umbrella is folded.

Therefore, the push-pull honeycomb device of the embodiment is matched with the clamping hole 11 of the middle rod 1 by adopting the positioning cam 4, the positioning cam 4 is preferably made of a metal material, the volume of the structure is greatly reduced, the buckling effect of opening and closing is realized by rotating, and the volume of the structure is further reduced; meanwhile, due to the structure, automatic adaptation can be realized, the requirement on product precision is low, the universality is strong, and the processing and production difficulty is reduced, so that the stability, the reliability and the interchangeability are ensured; in addition, the positioning cam 4 is in a rolling process when entering and leaving the hole, the process is smooth, no processes of protruding or protruding exist, no instant impact load exists, the noise generated when the umbrella is folded is obviously reduced, and the use experience of a user is greatly improved; and because the stress is uniform in the whole process of opening and closing the umbrella, the abrasion is extremely small, and the service life is greatly prolonged.

The utility model discloses do not do special restriction to positioning cam 4's shape, as long as be about the eccentric wheel structure, and positioning cam 4 can receive push-and-pull sleeve 3's impetus, make positioning cam 4 partly can get into behind the rotation in the card hole 11 can. In this embodiment, the positioning cam 4 is generally fan-shaped as a whole, and has a holding portion 41 and a holding portion 42, and the rotating shaft 5 is integrally formed at the center of the fan-shaped positioning cam 4; thus, when the push-pull sleeve 3 slides upwards, the abutting part 41 is pushed to enable the clamping part 42 to rotate into the clamping hole 11 of the middle rod 1; when the push-pull sleeve 3 slides downward, the urging force to the abutting portion 41 is released so that the catching portion 42 can be disengaged from the catching hole 11. Of course, the material of the positioning cam 4 is not limited in this embodiment, and it may be made of hard materials such as metal, ceramic, or plastic.

Further, in order to improve the installation strength of the positioning cam 4, the connectors 22 are respectively arranged on the outer wall of the supporting sleeve 2 at two sides of the positioning hole 25, shaft holes are respectively formed on two opposite side walls of the two connectors 22, and the rotating shaft 5 of the positioning cam 4 is installed in the shaft holes of the two connectors 22. It should be noted that, in order to facilitate the installation of the positioning cam 4, the shaft hole on the connector 22 is actually a groove structure, and when the rotating shaft 5 of the positioning cam 4 is placed on the groove, the push-pull sleeve 3 is sleeved on the supporting sleeve 2, so that the rotating shaft 5 of the positioning cam 4 is limited on the groove, and the rotating installation of the rotating shaft 5 is realized.

In one embodiment, the outer wall of the bottom of the supporting sleeve 2 is provided with a first buckle 23, the inner wall of the bottom of the push-pull sleeve 3 is provided with a second buckle 32, and after the push-pull sleeve 3 pushes the abutting part 41 of the positioning cam 4 upwards to clamp the clamping part 42 into the clamp of the middle rod 1, the second buckle 32 of the push-pull sleeve 3 and the first buckle 23 of the supporting sleeve 2 are buckled with each other to fix the supporting sleeve 2 on the middle rod 1, so that the umbrella is kept in an open state.

Further, when the second buckle 32 and the first buckle 23 are fastened to each other, the inner wall of the push-pull sleeve 3 is pressed against the outer side of the abutting portion 41, and in order to improve the stability between the push-pull sleeve 3 and the positioning cam 4, the outer side surface of the abutting portion 41 contacting the push-pull sleeve 3 is a plane or a curved surface adapted to the inner wall of the push-pull sleeve 3. Further, at this time, the top end of the push-pull sleeve 3 abuts against the honeycomb structure 21, and a clearance groove 31 is formed at the top end of the push-pull sleeve 3 corresponding to the position of the positioning cam 4. Thus, when the supporting sleeve 2 is pulled downwards by the supporting sleeve 2, the supporting portion 41 of the positioning cam 4 rotates outwards and is just located in the clearance groove 31, after the clamping portion 42 of the positioning cam 4 is completely separated from the clamping hole 11, the bottom surface of the supporting portion 41 abuts against the bottom of the clearance groove 31, and the side surface of the clamping portion 42 facing the middle rod 1 is a plane or a curved surface matched with the outer wall of the middle rod 1, so that the stability of the positioning cam 4 when the supporting sleeve 2 slides up and down on the middle rod 1 is further ensured.

In one embodiment, the opposite sides of the support sleeve 2 are respectively vertically provided with a guide hole 24, and the opposite inner walls of the push-pull sleeve 3 are respectively provided with a guide block extending into the guide hole 24. The sliding up and down of the push-pull sleeve 3 on the support sleeve 2 is realized by the sliding fit of the guide block in the guide hole 24.

Preferably, in order to facilitate the sliding sleeve 3 to be sleeved on the supporting sleeve 2, the supporting sleeve 2 is provided with vertical slots on two sides of each guiding hole 24, and the slots extend to the bottom end of the supporting sleeve 2, so as to form an elastic plate with the guiding holes 24. So, this embodiment honeycomb device is when the equipment, with push-and-pull sleeve 3 from the lower extreme of support sleeve 2 up cover, elastic plate extrusion deformation on with support sleeve 2 through the guide block on the 3 inner walls of push-and-pull sleeve, until guiding hole 24 gets into in the guiding hole 24 of elastic plate, then establish support sleeve 2 cover on well stick 1 again, thereby the elastic plate is in and loses the deformation space between stick 1 and the push-and-pull sleeve 3, so that the gliding quilt of push-and-pull sleeve 3 about can be restricted on support sleeve 2, this structure has reduced honeycomb device's whole volume, easy assembly has also been guaranteed, easy maintenance, job stabilization is reliable.

The embodiment of the utility model provides an umbrella is still provided, it includes the plug-type honeycomb device as above embodiment. When the umbrella needs to be opened, the push-pull sleeve 3 is pushed upwards along the middle rod 1, and then the support sleeve 2 is driven to move upwards, when the positioning cam 4 moves to the position of the clamping hole 11 of the middle rod 1, the abutting part 41 of the positioning cam 4 is acted by the push-pull sleeve 3, the positioning cam 4 rotates towards the direction of the clamping hole 11, so that the clamping part 42 is clamped in the clamping hole 11, when the push-pull sleeve 3 continues to be pushed upwards, the second buckle 32 of the push-pull sleeve 3 and the first buckle 23 of the support sleeve 2 are buckled with each other, so that the push-pull sleeve 3, the support sleeve 2 and the middle rod 1 are fixed with each other, and the umbrella is kept in an opening state.

When the umbrella needs to be folded, the push pull cylinder is pulled downwards along the middle rod 1, the push pull cylinder 3 can freely descend after the second buckle 32 of the push pull cylinder 3 and the first buckle 23 of the support sleeve 2 are bounced to be separated, when the push pull cylinder 3 releases the blocking of the abutting part 41 of the positioning cam 4, the positioning cam 4 is subjected to the interaction force of the support sleeve 2 and the clamping hole 11, the clamping part 42 is rotatably separated from the clamping hole 11, at the moment, the support sleeve 2 loses the supporting force and moves downwards along with the push pull cylinder 3, and the umbrella folding action is completed.

The umbrella of the embodiment has the advantages that the process of rolling is carried out when the positioning cam 4 enters and leaves the hole, the process is smooth, no processes of protruding or protruding exist, no instant impact load exists, the noise generated when the umbrella is folded is obviously reduced, and the use experience of a user is greatly improved; and because the stress is uniform in the whole process of opening and closing the umbrella, the abrasion is extremely small, and the service life is greatly prolonged.

In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.

Above is the description to the technical scheme that the utility model provides, to technical personnel in the field, according to the utility model discloses the thought of embodiment all has the change part on concrete implementation and range of application, to sum up, this description content should not be understood as the restriction of the utility model.

Claims (10)

1. A push-pull honeycomb device, comprising:

the support sleeve is used for being sleeved on a middle rod of the umbrella, a honeycomb structure for mounting umbrella ribs is arranged at the upper end of the support sleeve, and at least one positioning hole is formed in the middle of the support sleeve;

the positioning cam is in an eccentric wheel structure, is arranged in the positioning hole and is rotatably connected with the support sleeve through a rotating shaft, and the axis direction of the rotating shaft is perpendicular to the axis direction of the middle rod;

the push-pull sleeve is sleeved outside the support sleeve in a vertically sliding mode, and when the push-pull sleeve slides upwards, the positioning cam is pushed to rotate so that a part of the positioning cam is clamped into the clamping hole of the middle rod, and the support sleeve and the middle rod are fixed.

2. A push-pull honeycomb device according to claim 1, wherein the positioning cam is generally fan-shaped in its entirety, having a holding portion and a retaining portion, and the rotating shaft is integrally formed at a center of the fan-shaped positioning cam.

3. A push-pull honeycomb device according to claim 2, wherein the outer wall of the support sleeve is provided with connectors at both sides of the positioning hole, and two opposite side walls of the connectors are provided with shaft holes for mounting the rotating shaft.

4. A push-pull honeycomb device according to claim 2, wherein the support sleeve is provided with a first snap on the outer bottom wall and a second snap on the inner bottom wall, and when the second snap is fastened to the first snap, the retaining portion is engaged in the retaining hole of the middle rod.

5. A push-pull honeycomb device according to claim 4, wherein when the second clip and the first clip are fastened to each other, the inner wall of the push-pull sleeve abuts against the outer side of the abutting portion, and the outer side of the abutting portion is a plane or a curved surface.

6. A push-pull honeycomb device according to claim 4, wherein when the second clip and the first clip are fastened to each other, the top end of the push-pull sleeve abuts against the honeycomb structure, and a clearance groove is formed at the top end of the push-pull sleeve corresponding to the position of the positioning cam.

7. A push-pull honeycomb device according to claim 6, wherein when the support sleeve slides up and down on the middle ledge, the abutting portion is located in the clearance groove and abuts against the bottom of the clearance groove, and one side of the holding portion facing the middle rod is a plane or a curved surface.

8. A push-pull honeycomb device according to claim 1, wherein the support sleeve is vertically perforated with guide holes on opposite sides thereof, and the push-pull sleeve is vertically perforated with guide blocks on opposite inner walls thereof.

9. A push-pull honeycomb device according to claim 8, wherein the support sleeve is provided with vertical slots on both sides of each guide hole, and the slots extend to the bottom end of the support sleeve.

10. An umbrella comprising a push-pull honeycomb device according to any one of claims 1 to 9.

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