CN220374364U - Turnover device - Google Patents

Abstract

The utility model relates to the technical field of rotating connection structures, and discloses a turnover device which comprises a fixed part and a rotating part which is rotationally connected to the fixed part through a rotating shaft, wherein an auxiliary rotating mechanism is arranged between the rotating part and the fixed part, and a damping mechanism is arranged on the auxiliary rotating mechanism. The auxiliary rotating mechanism is utilized to provide auxiliary support for the rotation of the rotating member, the damping mechanism is utilized to control the rotation speed of the rotating member, the stability and the safety of the rotating member in the rotating process are improved, and the problems that the stability of the fixing member and the rotating member which are rotationally connected by utilizing the rotating shaft in the prior art in the relative rotating process is poor and the rotating member is easy to collide and damage are solved.

Description

Turnover device

Technical Field

The utility model relates to the technical field of rotating connection structures, in particular to a turnover device.

Background

In the automobile structure, the rotating shaft structure is generally utilized to realize the rotating connection of two parts which are connected in a rotating way, the rotating speed and the rotating stability of the rotating shaft are not very high for most parts, and the common rotating shaft matching mode can realize the transmission, but for partial special rotation, for example, the inventor designs a rotatable handrail, the handrail part is rotationally connected to a vehicle door, meanwhile, a storage space for storing is additionally arranged on the vehicle door, the storage space is positioned below the handrail part, when the handrail part is rotated to the upper end of the storage space, the shielding protection effect can be realized on articles in the storage space, and the handrail part can be used as a vehicle handrail at the moment; when the armrest part rotates to the outside of the opening at the upper end of the storage space, the articles can be conveniently taken and placed from the storage space.

The inventor finds that when the common rotating shaft is arranged between the armrest component and the vehicle door for connection, although the connection of the armrest component can be realized, in the actual use process, all the weight of the armrest component acts on a user and the rotating shaft when the armrest component rotates relative to the vehicle door, so that the stability is poor when the user rotates the armrest component, the rotating speed of the armrest component is not easy to control, and the armrest component is easy to collide and damage.

Disclosure of Invention

The utility model aims to provide a turnover device which solves the problems that a fixed part and a rotating part which are rotationally connected by a rotating shaft in the prior art are poor in stability and easy to collide and damage in the relative rotation process.

In order to solve the problems, the utility model adopts the following technical scheme: a turnover device comprises a fixing piece and a rotating piece which is rotationally connected to the fixing piece through a rotating shaft, wherein an auxiliary rotating mechanism is arranged between the rotating piece and the fixing piece, and a damping mechanism is arranged on the auxiliary rotating mechanism.

The principle and beneficial effect of this scheme are: in the application, when the rotating piece is rotationally connected with the fixing piece through the rotating shaft, the auxiliary rotating mechanism is also utilized to play a role in auxiliary support and auxiliary rotation on the rotating piece relative to the fixing piece, so that the rotating piece rotates more stably relative to the fixing piece, and the auxiliary rotating mechanism is utilized to play a role in auxiliary support on the rotating piece, so that the rotating piece is supported by the auxiliary rotating mechanism and two points of the rotating shaft in the rotating process, the stability of the rotating piece in the rotating process is further improved, the acting force on the rotating piece when the rotating piece is manually rotated is reduced, and the rotating process is easier and more convenient; in addition, be provided with damping mechanism on supplementary slewing mechanism in this application, utilize damping mechanism to play the damping effect to the rotation piece rotation process, avoid rotating piece relative to mounting rotational speed too fast and bump the damage with the mounting, play certain guard action to rotating piece and mounting.

Preferably, as an improvement, the auxiliary rotating mechanism comprises a gear and an arc-shaped rack meshed with the gear, wherein the gear is rotationally connected to the fixed part or the rotating part, and the arc-shaped rack is fixedly connected to the rotating part or the fixed part; all the teeth on the arc-shaped rack are equidistantly arranged on an arc line taking the central axis of the rotating shaft as a rotating center.

In this scheme, utilize intermeshing's gear and arc rack, the gear rotates to be connected on mounting or rotating the piece, correspond, arc rack fixed connection is on rotating the piece or mounting, and all teeth on the arc rack equidistance arrange on the circular arc line that uses the axis of pivot as center of rotation, thereby when rotating the relative mounting of piece, teeth on the arc rack can be in the meshing state with the gear all the time, in order to make gear and arc rack play auxiliary stay and auxiliary pivoted effect to the rotation of rotating the piece, make the rotation piece can rotate more steadily and accurately.

Preferably, as an improvement, the damping mechanism comprises a damper fixedly connected to the fixed member or the rotary member, and the gear is connected to the damper.

In this scheme, directly with attenuator fixed connection on mounting or rotating the piece, and with gear connection on the attenuator to at the relative gear rotation of arc rack and meshing in-process, the attenuator plays the damping effect to the rotation of gear, can avoid arc rack and gear relative rotation in-process speed too fast, control the rotation rate of rotating the piece, reduce the condition emergence that rotates the too fast collision damage of rotating the piece.

Preferably, as an improvement, the rotating shaft is connected to the fixing member, a matching hole matched with the rotating shaft is formed in the rotating member, and the damper is fixedly connected to the fixing member.

In this scheme, all connect pivot and attenuator on the mounting, effectively simplify the structure of rotating the piece and alleviate the weight of rotating the piece to the user can promote the rotation portion more easily and rotate, uses laborsaving and rotate the risk that the piece weight reduced back was bumped and is also reduced thereupon.

Preferably, as an improvement, the rotating shaft is sleeved with a sleeve, and the sleeve is in running fit with the rotating shaft.

In this scheme, through setting up the sleeve in the pivot, utilize sleeve and pivot normal running fit, avoid the pivot direct and rotate the wearing and tearing that the piece normal running fit caused the mating hole, influence follow-up pivot and the accurate being connected of mating hole, in this scheme, sleeve and pivot normal running fit, the sleeve can be conveniently changed the maintenance after being worn and torn.

Preferably, as an improvement, the rotation range of the rotating member is located between the first limit position and the second limit position, and an elastic supporting member is connected between the rotating member and the fixing member, and when the elastic supporting member is in a natural state, the rotating member is located at the first limit position or the second limit position.

In this scheme, the rotation scope of rotating the piece is located between first extreme position and the second extreme position, through setting up elastic support piece between rotating piece and mounting, utilize elastic support piece's elasticity supporting role, can make the relative position that rotates the piece and keep not changing with the mounting when rotating piece rotation to first extreme position or second extreme position to make the rotation piece rotate to one of them extreme position after not receiving the exogenic action and keep the position stable, the convenience of customers carries out other operations.

Preferably, as an improvement, the elastic supporting member is a supporting torsion spring fixedly connected between the rotating member and the fixing member, and the supporting torsion spring is sleeved on the sleeve.

In this scheme, elastic support spare is fixed connection in the support torsional spring between rotating piece and the mounting, supports torsional spring simple structure and simple to operate, can provide stable elasticity to rotating the piece and support simultaneously on the torsional spring cover is established and the sleeve, utilizes the sleeve to play auxiliary stay effect to supporting the torsional spring, avoids supporting the torsional spring and twists inefficacy because of the atress in using, promotes the stability of its use.

Preferably, as an improvement, a baffle ring is fixedly connected to the sleeve, and the baffle ring is located between the supporting torsion spring and the matching hole.

In this scheme, utilize the baffle ring to separate the position that supports the torsional spring and rotates the piece and probably have friction for the elastic support who supports the torsional spring and the rotation of rotating the piece each other do not influence, promote the stability of whole device.

Preferably, as an improvement, the fixing piece is a supporting seat fixedly connected to the vehicle door, and the rotating piece is a connecting seat fixedly connected to the armrest component; when the elastic support piece is in a natural state, the armrest part rotates to a limit position outside the upper end opening of the storage space.

In the scheme, the fixing piece is a supporting seat fixedly connected to the vehicle door, the rotating piece is a connecting seat fixedly connected to the handrail component, the handrail component can rotate relative to the supporting seat and the vehicle door through the rotation of the connecting seat relative to the supporting seat, and the storage space is formed in the vehicle door, so that the handrail component can rotate to the opening at the upper end of the storage space to shield articles in the storage space, and meanwhile, the handrail component can also rotate to one side outside the opening at the upper end of the storage space, thereby facilitating a user to take and put the articles from the storage space; in the scheme, when the elastic support piece is in a natural state, the handrail part rotates to the limit position outside the opening at the upper end of the storage space, and the handrail part can keep a state of not shielding the opening at the upper end of the storage space when the handrail part is not acted by external force by utilizing the supporting function of the elastic support piece, so that a user can take and put articles from the storage space more conveniently; more importantly, when the handrail part is positioned at the opening at the upper end of the storage space to play a role in shielding, the elastic support piece is in a compressed state, so that the elastic support piece can play a role in supporting the handrail part in an auxiliary manner in the process that the handrail part rotates out of the opening at the upper end of the storage space, the force applied when a user manually rotates the handrail part is reduced, and the rotation process is more labor-saving.

Preferably, as an improvement, the arc-shaped rack is fixedly connected to the handrail component, a rotating hole matched with the sleeve is formed in the arc-shaped rack, a clamping protrusion and a clamping groove which are mutually clamped are arranged between the connecting seat and the arc-shaped rack, and a wire passing groove for threading is formed between the connecting seat and the arc-shaped rack in a surrounding mode.

In this scheme, arc rack is fixed in on the handrail part and set up joint arch and the draw-in groove of mutual joint between arc rack and the connecting seat, the connecting seat is also fixed connection on the handrail part for when the handrail part rotates relative door, arc rack and connecting seat can follow handrail part synchronous rotation, thereby make the wire casing synchronous rotation that encloses between connecting seat and the arc rack, can utilize the wire casing to walk the line from the door to the handrail part, and walk the line in-process can make the wire rod be located the wire casing all the time, can not appear the wire rod and expose and influence pleasing to the eye etc. at handrail part rotation in-process.

Drawings

Fig. 1 is a schematic view showing the connection of a door, a storage plate and an armrest component according to a first embodiment of the present utility model.

Fig. 2 is a schematic view of a connection between a handrail portion and a supporting seat according to an embodiment of the present utility model.

Fig. 3 is a schematic diagram of a first embodiment of the present utility model.

Fig. 4 is a schematic view of fig. 3 after the support base is hidden.

Fig. 5 is a schematic diagram of the connecting seat and the arc rack after being detached in the first embodiment of the utility model.

Fig. 6 is a schematic diagram of a second embodiment of the present utility model after hiding the support base.

Fig. 7 is a schematic diagram of a second embodiment of the present utility model after hiding the supporting base and the connecting base.

Detailed Description

The following is a further detailed description of the embodiments:

reference numerals in the drawings of the specification include: the automobile door comprises a rotating shaft 1, a flange 101, an automobile door 2, an article storage plate 3, an article storage space 301, an armrest component 4, a supporting seat 5, a connecting seat 6, a matching hole 601, a clamping groove 602, a gear 7, an arc-shaped rack 8, a rotating hole 801, a clamping protrusion 802, a damper 9, a wire passing groove 10, a clamp spring 11, a supporting torsion spring 12, a sleeve 13 and a baffle ring 1301.

Example 1

This embodiment is shown in fig. 1-5: the turnover device comprises a fixing piece and a rotating piece which is rotationally connected to the fixing piece through a rotating shaft 1, an auxiliary rotating mechanism which is used for supporting and assisting the rotation of the rotating piece is arranged between the rotating piece and the fixing piece, and a damping mechanism is arranged on the auxiliary rotating mechanism. In this embodiment, the fixing member and the rotating member are applied to the door 2 and the armrest of the automobile, specifically, as shown in fig. 1, the door 2 is fixedly connected with the storage plate 3 through screws, the storage plate 3 and the door 2 enclose a storage space 301 with an open upper end, and various articles of a user in the process of using the automobile can be stored by using the storage space 301; meanwhile, the handrail part 4 positioned above the storage space 301 is rotationally connected to the vehicle door 2, the handrail part 4 can rotate to the opening of the upper end of the storage space 301 to shield the opening of the upper end of the storage space 301, so that articles in the storage space 301 are prevented from falling out in the running process of the vehicle, the handrail part 4 can also be rotated to the outside of one side of the opening of the upper end of the storage space 301, and at the moment, since the opening of the upper end of the storage space 301 is in an open state, a vehicle operator can conveniently take and put the articles from the storage space 301.

In this embodiment, combine fig. 2 and 3, the mounting is the supporting seat 5 on car door 2 through screw fixed connection, the rotating member is the connecting seat 6 on handrail part 4 through screw fixed connection, connecting seat 6 rotates with supporting seat 5 to be connected for handrail part 4 rotates relative door 2, and in handrail part 4 rotates the in-process, utilize supplementary rotary mechanism to play supplementary support and supplementary rotation to handrail part 4's rotation, make handrail part 4's rotation more steady, utilize damping mechanism to control handrail part 4 pivoted speed simultaneously, avoid handrail part 4 rotational speed too fast and bump damage with door 2. Meanwhile, in order to improve the rotation stability of the armrest part 4, the number of the supporting seats 5 and the connecting seats 6 is two.

It should be noted that, in this embodiment, the armrest component 4 and the door 2 in the automobile are rotationally connected as examples, the supporting seat 5 is used as a fixing element, the connecting seat 6 is used as a rotating element, in other embodiments other than this embodiment, the fixing element and the rotating element can be components which are rotationally connected relative to each other in other mechanical structures, and by means of the auxiliary pushing mechanism and the damping mechanism in this embodiment, the rotating process of the rotating element can be more stable and safe, and the use scenarios thereof are not exhaustive one by one, which belong to the protection scope of the present application.

As shown in fig. 3, the auxiliary rotating mechanism includes a gear 7 and an arc-shaped rack 8 meshed with the gear 7, wherein the gear 7 is rotatably connected to the supporting seat 5 or the connecting seat 6, and the arc-shaped rack 8 is correspondingly fixedly connected to the connecting seat 6 or the supporting seat 5. In this embodiment, the gear 7 is connected to the supporting seat 5, the arc-shaped rack 8 is fixedly connected to the connecting seat 6 through a screw, and in other embodiments other than this embodiment, the gear 7 may be connected to the connecting seat 6, and the arc-shaped rack 8 may be connected to the supporting seat 5, so that the specific connection manner thereof will not be described in detail. Referring to fig. 4, in this embodiment, all the teeth on the arc-shaped rack 8 are equidistantly arranged on an arc line with the central axis of the rotating shaft 1 as the rotation center, so that when the connecting seat 6 rotates relative to the supporting seat 5 through the rotating shaft 1, the arc-shaped rack 8 follows the connecting seat 6 to rotate together, and the gear 7 is guaranteed to keep a meshing relationship with the arc-shaped rack 8 all the time.

With reference to fig. 3 and 4, the damping mechanism is a damper 9 fixedly connected to the supporting seat 5 through a screw, and the gear 7 is fixedly connected to the damper 9, so that when the arc-shaped rack 8 rotates and is meshed with the gear 7 to drive the gear 7 to rotate, the damper 9 can play a damping role in the rotation of the gear 7, the arc-shaped rack 8 is prevented from rotating too fast relative to the gear 7, and the rotation speed of the connecting seat 6 and the handrail component 4 is finally controlled, so that the handrail component 4 is more stable and safer in the rotation process.

As shown in fig. 4, in this embodiment, the connecting seat 6 and the arc rack 8 are provided with coaxially arranged lock holes, so that the connecting seat 6 and the arc rack 8 can be fixedly connected to the armrest component 4 of fig. 2 by the same screw, meanwhile, in order to enable the armrest component 4 to rotate, the connecting seat 6 and the arc rack 8 can more synchronously follow the armrest component 4 to rotate, in combination with fig. 5, a clamping protrusion 802 and a clamping groove 602 which are mutually clamped are arranged between the connecting seat 6 and the arc rack 8, in this embodiment, the arc rack 8 is located below the connecting seat 6 and is attached to the connecting seat 6, the clamping protrusion 802 is arranged on the arc rack 8, the clamping groove 602 is arranged on the connecting seat 6, and a threading groove 10 for threading is formed between the arc rack 8 and the connecting seat 6, so that a cable in the vehicle door 2 can be led into the armrest component 4 through the threading groove 10.

As shown in fig. 4 and 5, the connecting seat 6 is provided with a matching hole 601 matched with the rotating shaft 1 in fig. 4, the arc-shaped rack 8 is provided with a rotating hole 801 matched with the rotating shaft 1, one end of the rotating shaft 1 is provided with a flange 101, the other end is provided with a clamping groove 602, and a clamping spring 11 retainer ring of a C type is clamped in the clamping groove 602, so that the rotating shaft 1 is fixedly connected in a mounting groove of the supporting seat 5, and the arc-shaped rack 8 and the connecting seat 6 are in running fit with the rotating shaft 1.

In this embodiment, the rotation range of the connection seat 6 is located between the first limit position and the second limit position, and the corresponding armrest component 4 can only rotate within a certain angle range under the condition that the rotation range of the connection seat 6 is limited, when the connection seat 6 rotates to the first limit position, the armrest component 4 rotates to the opening at the upper end of the storage space 301 to shield the opening at the upper end of the storage space 301, and when the connection seat 6 rotates to the second limit position, the armrest component 4 rotates to the outside of the opening at the upper end of the storage space 301 to conveniently take and put articles from the storage space 301.

In order to better control the armrest part 4 to rotate to the extreme position and keep the position fixed, an elastic support is connected between the support seat 5 and the connection seat 6, and when the elastic support is in a natural state, the connection seat 6 rotates to the first extreme position or the second extreme position. As shown in fig. 3, the elastic supporting member is a supporting torsion spring 12 clamped between the arc-shaped rack 8 and the supporting seat 5, and the supporting torsion spring 12 is sleeved on the rotating shaft 1, in this embodiment, when the supporting torsion spring 12 is in a natural state, the connecting seat 6 is located at the second limit position, and the armrest member 4 rotates out of the opening at the upper end of the storage space 301, so that when a user takes and puts an article from the storage space 301, the armrest member 4 can be kept in an "open" state without shielding the opening at the upper end of the storage space 301.

The specific implementation process is as follows:

in a normal state, the handrail component 4 is located at the opening at the upper end of the storage space 301 to play a role in shielding, so that articles in the storage space 301 are prevented from falling out of the storage space 301 at will, and at this time, the handrail component 4 can be fixed on the supporting seat 5 by using fixing mechanisms such as a bolt and a lock tongue, and specific structures of the fixing mechanisms such as the bolt and the lock tongue are not repeated here. The supporting torsion spring 12 is now in a stressed state.

When the armrest part 4 needs to be rotated, the fixing mechanism for fixing the armrest part 4 is released, and then the armrest part 4 is rotated to gradually rotate outside the opening at the upper end of the storage space 301, and in the rotation process of the armrest part 4, the supporting torsion spring 12 gradually resets to play a role in supporting and pushing the armrest part 4 in an auxiliary manner, so that labor is saved in the rotation process of the armrest part 4. And in the rotation process of the handrail component 4, the connecting seat 6 and the arc-shaped rack 8 synchronously rotate along with the handrail component 4, the arc-shaped rack 8 and the gear 7 are always in a meshed state, and the gear 7 is connected with the damper 9, so that the over-high speed of the handrail component 4 in the rotation process can be avoided, and the stability and the safety of the handrail component 4 in the rotation process are ensured.

Example two

The second embodiment differs from the first embodiment in that: as shown in fig. 6 and 7, in this embodiment, a sleeve 13 is sleeved on the outer side of the rotating shaft 1, the sleeve 13 is in running fit with the rotating shaft 1, a baffle ring 1301 is integrally formed on the outer wall of the sleeve 13, and the baffle ring 1301 is located between the supporting torsion spring 12 and the arc-shaped rack 8, so that relative friction loss between the supporting torsion spring 12 and the arc-shaped rack 8 can be avoided. In this embodiment, through the running fit of the sleeve 13 and the rotating shaft 1, the sleeve 13 can be made of wear-resistant materials, so that the relative wear between the rotating shaft 1 and the arc-shaped rack 8 and the connecting seat 6 in the rotating process is reduced.

The foregoing is merely exemplary of the present utility model, and specific technical solutions and/or features that are well known in the art have not been described in detail herein. It should be noted that, for those skilled in the art, several variations and modifications can be made without departing from the technical solution of the present utility model, and these should also be regarded as the protection scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the practical applicability of the patent. The protection scope of the present application shall be subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims (10)

1. The utility model provides a turning device, includes the mounting and rotates the rotating member of being connected on the mounting through the pivot, its characterized in that: an auxiliary rotating mechanism is arranged between the rotating piece and the fixing piece, and a damping mechanism is arranged on the auxiliary rotating mechanism.

2. A flipping unit according to claim 1, wherein: the auxiliary rotating mechanism comprises a gear and an arc-shaped rack meshed with the gear, the gear is rotationally connected to the fixed piece or the rotating piece, and the arc-shaped rack is fixedly connected to the rotating piece or the fixed piece; all the teeth on the arc-shaped rack are equidistantly arranged on an arc line taking the central axis of the rotating shaft as a rotating center.

3. A flipping unit according to claim 2, wherein: the damping mechanism comprises a damper fixedly connected to the fixed piece or the rotating piece, and the gear is connected to the damper.

4. A flipping unit according to claim 3, wherein: the rotary shaft is connected to the fixing piece, the rotary piece is provided with a matching hole matched with the rotary shaft, and the damper is fixedly connected to the fixing piece.

5. A flipping unit according to claim 4, wherein: the sleeve is sleeved on the rotating shaft and is in running fit with the rotating shaft.

6. A flipping unit according to any one of claims 2 to 5, wherein: the rotating range of the rotating piece is positioned between the first limit position and the second limit position, an elastic supporting piece is connected between the rotating piece and the fixing piece, and when the elastic supporting piece is in a natural state, the rotating piece is positioned at the first limit position or the second limit position.

7. A flipping unit according to claim 6, wherein: the elastic support piece is a support torsion spring fixedly connected between the rotating piece and the fixing piece, and the support torsion spring is sleeved on the sleeve.

8. A flipping unit according to claim 7, wherein: the sleeve is fixedly connected with a baffle ring, and the baffle ring is positioned between the supporting torsion spring and the matching hole.

9. A flipping unit according to claim 6, wherein: the fixed part is a supporting seat fixedly connected to the vehicle door, and the rotating part is a connecting seat fixedly connected to the armrest part; when the elastic support piece is in a natural state, the armrest part rotates to a limit position outside the upper end opening of the storage space.

10. A flipping unit according to claim 9, wherein: the arc-shaped rack is fixedly connected to the handrail component, a rotating hole matched with the sleeve is formed in the arc-shaped rack, a clamping protrusion and a clamping groove which are clamped with each other are arranged between the connecting seat and the arc-shaped rack, and a threading groove for threading is formed between the connecting seat and the arc-shaped rack in a surrounding mode.