TWI776759B - Pivoting device - Google Patents

Abstract

A pivoting device including a base, a rotating part, a fixing part, an elastic piece, and a damping gear is provided. The base has two sleeves. The rotating part is rotatably disposed between the two sleeves. The fixing part is connected to the rotating part and extended outside the base. The elastic piece is disposed around two ends of the rotating part. The damping gear is rotatably disposed in the base and engaged with the rotating part. The rotating part is adapted to drive the damping gear to rotate for receiving a resistance force provided by the damping gear, and the fixing part and the elastic piece is rotated relative to the two sleeves along by following the rotating part. The elastic piece is twisted relative to the two sleeves following the rotating part.

Description

pivoting device

The present invention relates to a pivot device, and in particular to a pivot device suitable for use with containers.

Existing hot water bottles or other similar containers are usually composed of a body, a cover and a pivot module, the cover is connected to the body through the pivot module, and the cover rotates relative to the body through the pivot module to Switch to open or closed state. However, most of the existing common pivot modules are driven by gears, so the supporting external force of the cover body is insufficient, so the cover body is prone to shaking during the opening and closing process, resulting in instability of the cover body.

In addition, the existing container using the pivot module needs to drive the rotation of the pivot mechanism through an external force, which is inconvenient for the user to use.

The present invention provides a pivoting device, which is suitable for a container structure. The pivoting device can improve the rotation stability and has the characteristics of automatic rotation and reset.

The pivoting device of the present invention includes a base, a rotating part, a fixing part, an elastic member and a damping gear. The base has two sleeves. The rotating part is rotatably arranged between the two sleeves. The fixed part is connected to the rotating part and protrudes out of the base. The elastic pieces are sleeved on both ends of the rotating part. The damping gear is rotatably disposed on the base and coupled to the rotating portion. The rotating part is suitable for driving the damping gear to rotate to receive the resistance provided by the damping gear, the fixed part and the elastic part rotate relative to the two sleeves with the rotating part, and the elastic part twists relative to the two sleeves along with the rotating part.

In an embodiment of the present invention, the above-mentioned elastic member has two torsion spring portions and a connecting section. The two torsion spring portions are respectively sleeved on both ends of the rotating portion and can be twisted and partially rotated around the two sleeves respectively. , the connecting section is fixedly connected to the two torsion spring parts and is parallel to the rotating part.

In an embodiment of the present invention, an outer side surface of the above-mentioned rotating part has a driving gear, which meshes with the damping gear.

In an embodiment of the present invention, a rotating shaft is further included, which is penetrated through the rotating portion and the two sleeves, and the rotating portion is suitable for pivoting relative to the two sleeves relatively along the rotating shaft.

In an embodiment of the present invention, a container is further included, the connection base is connected, and the two torsion spring parts abut against an inner wall surface of the container.

In an embodiment of the present invention, an outer cover is further included, connected to the fixing portion and located above the container.

In an embodiment of the present invention, when the outer cover is unfolded on the container, the outer cover drives the rotating part to rotate relative to the two sleeves in a first rotation direction through the fixed part, and the two torsion spring parts are pushed by the inner wall surface to accumulate elastic force .

In an embodiment of the present invention, when the outer cover is closed to the container, the two torsion spring parts release elastic force to drive the rotating part to rotate relative to the two sleeves in a second rotation direction opposite to the first rotation direction.

In an embodiment of the present invention, when the outer cover is unfolded on the container, a first angle is formed between the fixing portion and the base, and when the outer cover is closed on the container, a first angle is formed between the fixing portion and the base. second angle.

In an embodiment of the present invention, the damping gear has a mounting seat and a bolt, the mounting seat is opposite to a screw hole on the base, and the bolt passes through the mounting seat and is screwed into the screw hole.

In an embodiment of the present invention, it further includes a container connected to the base, and the two torsion spring parts are fixed to the base.

In an embodiment of the present invention, an outer cover is further included, connected to the fixing portion and located above the container.

In an embodiment of the present invention, when the outer cover is unfolded on the container, the two torsion spring parts release elastic force to drive the rotating part to rotate relative to the two sleeves in a first rotation direction.

In an embodiment of the present invention, when the outer cover is closed to the container, the outer cover drives the rotating portion through the fixed portion to rotate relative to the two sleeves in a second rotational direction opposite to the first rotational direction, and the two torsion spring portions rotate in a second rotational direction opposite to the first rotational direction. Restricted by the base to accumulate elastic force.

In an embodiment of the present invention, the above-mentioned rotating part is in surface contact with the rotating shaft.

Based on the above, in the pivoting device of the present invention, the rotating part is suitable for driving the damping gear to rotate to generate resistance, so the rotating part can achieve the functions of stable power transmission and rotation balance during the rotation process. In addition, the elastic part is sleeved on the rotating part. The two ends are used to provide supporting external force, which can avoid the shaking or deviation of the rotating part during the rotation.

Further, the pivoting device of the present invention is suitable for connecting the container and the outer cover. The outer cover can drive the elastic member against the container and generate elastic deformation. When the elastic member releases the accumulated elastic force, it will generate power to drive the rotating part to rotate. , and then the tooth of the rotating part rotates in conjunction with the damping gear, thereby achieving the effect of automatically closing the lid.

Referring to FIG. 1A , FIG. 3A and FIG. 3B , a pivoting device 100 of the present embodiment is suitable for connecting a container 200 and an outer cover 300 . The container 200 is, for example, a thermos bottle, a thermos bottle or other similar structures. Further, the outer cover 300 is unfolded or closed relative to the container 200 through the pivoting device 100 .

Referring to FIGS. 1A to 1D , the pivoting device 100 of this embodiment includes a base 110 , a rotating portion 120 , a fixing portion 130 , an elastic member 140 and a damping gear 150 .

The base 110 has an inner space 111 and two sleeves 112, and the two sleeves 112 are disposed in the inner space 111 at intervals along an axial direction AD. The rotating part 120 is rotatably disposed between the two sleeves 112 and the rotating part 120 is adapted to rotate along the axial direction AD. The fixed portion 130 is formed on the rotating portion 120 and protrudes out of the base 110 , and the fixed portion 130 and the rotating portion 120 are integrally formed. The elastic members 140 are sleeved on both ends of the rotating portion 120 to provide external supporting force. The damping gear 150 is rotatably disposed in the inner space 111 of the base 110 and is coupled to the rotating portion 120 .

Referring to FIG. 1B and FIG. 1D , the rotating part 120 is adapted to drive the damping gear 150 to rotate to receive the resistance provided by the damping gear 150 , thereby improving the stability of the rotating part 120 during the rotation. The fixed portion 130 rotates relative to the two sleeves 112 along with the rotating portion 120 , and the elastic member 140 twists relative to the two sleeves 112 along with the rotating portion 120 , thereby generating elastic deformation or releasing elastic force. Referring to FIG. 1B , in detail, the elastic member 140 is partially rotatably sleeved on the two sleeves 112 to be twisted, so the rotating portion 120 is suitable for driving the elastic member 140 to twist relative to the two sleeves 112 with the axial direction AD as the center to rotate Store or release elastic.

Referring to FIGS. 1A to 1D , an outer side of the rotating portion 120 has a driving gear 121 that engages with the damping gear 150 . When the rotating portion 120 rotates relative to the two sleeves 112 , the rotating portion 120 drives the damping gear 150 to rotate through the driving gear 121 . The driving gear 121 is meshed with the damping gear 150 to transmit power, especially the damper or damping structure included in the damping gear 150 to provide damping resistance, thereby realizing the effect of changing the rotational speed, torque or rotation direction.

Referring to FIGS. 1A to 1C , the elastic member 140 has two torsion spring portions 141 and a connecting section 142 . The two torsion spring portions 141 are respectively sleeved on both ends of the rotating portion 120 and can be twisted and partially rotated around the two sleeves. In the barrel 112 , the connecting section 142 is fixedly connected to the two torsion spring portions 141 and is parallel to the rotating portion 120 . In addition, the connecting section 142 connects the two torsion spring portions 141 into a whole, and the two torsion spring portions 141 respectively contact the two sleeves 112 to provide supporting force, so that the rotating portion 120 can maintain stability during the torsion process.

Referring to FIGS. 1B to 1D , the pivoting device 100 further includes a rotating shaft 160 passing through the rotating portion 120 and the two sleeves 112 . The rotating portion 120 is adapted to pivot relative to the two sleeves 112 along the rotating shaft 160 . In addition, the rotating part 120 and the rotating shaft 160 are in surface contact. By changing the surface roughness of the rotating part 120 and the rotating shaft 160 , the torsional force when the rotating part 120 rotates along the rotating shaft 160 can be changed.

For example, when the surface roughness between the rotating part 120 and the rotating shaft 160 is high, the frictional force of the rotating part 120 turning relative to the rotating shaft 160 will be increased, so as to increase the torque. When the surface roughness between the rotating part 120 and the rotating shaft 160 is low, the frictional force of the rotating part 120 turning relative to the rotating shaft 160 will be reduced, so as to reduce the torque.

Referring to FIGS. 1B to 1D , the damping gear 150 has a mounting seat 151 and a bolt 152 . The mounting seat 151 is opposite to a screw hole 113 on the base 110 , and the bolt 152 passes through the mounting seat 151 and is screwed into the screw hole 113 . This locks the damping gear 150 in the inner space 111 of the base 110 . In other embodiments, the damping gear can also be fixed in the base by means of snapping, clamping or gluing, and the present invention is not limited to this.

3A and 3B , an inner wall IS of the container 200 is connected to the base 110 and the fixing portion 130 penetrates the inner wall IS of the base 110 . The outer cover 300 is connected to the fixing portion 130 and located above the container 200 .

In other embodiments, the outer cover, the fixing portion and the rotating portion are integrally formed.

Referring to FIGS. 1D , 2B and 3B, when the outer cover 300 is unfolded on the container 200 and the user applies an external force to the outer cover 300 , the outer cover 300 drives the rotating part 120 through the fixing part 130 to rotate toward a first direction relative to the two sleeves 112 Rotation in direction D1. In detail, the rotating part 120 drives the damping gear 150 to turn by the driving tooth part 121 . During the unfolding process of the outer cover 300 , the rotating part 120 drives the two torsion spring parts 141 to rotate along the rotating shaft 160 , so that the two torsion spring parts 141 are affected by the inner wall surface. IS pushes to accumulate elasticity.

Referring to FIGS. 3B and 2B , when the outer cover 300 is unfolded on the container 200 , a first angle A1 is formed between the fixing portion 130 and the base 110 . In this embodiment, the first angle A1 is 90 degrees. In this state , the gravity of the outer cover 300 and the torsion force of the rotating portion 120 are greater than the elastic force accumulated by the two torsion spring portions 141 , so the expanded state is maintained.

Referring to FIGS. 1B , 2A and 3A , when the outer cover 300 is closed on the container 200 , the user applies a partial external force to the outer cover 300 , so that the outer cover 300 rotates toward the container 200 , thereby releasing the elastic force of the two torsion spring portions 141 The rotating portion 120 is driven to rotate relative to the two sleeves 112 in a second rotation direction D2 opposite to the first rotation direction D1. In detail, during the closing and closing process of the outer cover 300 , the two torsion spring parts 141 drive the rotating part 120 to rotate along the rotating shaft 160 , and the rotating part 120 drives the damping gear 150 to turn by the driving tooth part 121 .

Referring to FIGS. 3A and 2A , when the outer cover 300 is closed on the container 200 , a second angle A2 is formed between the fixing portion 130 and the base 110 . In this embodiment, the second angle A2 is 180 degrees. In this state Next, the elastic forces accumulated by the two torsion spring portions 141 are completely released and the outer cover 300 covers the container 200 .

Referring to FIGS. 4A and 4B , the elastic member 140 a of this embodiment is different from the elastic member 140 of FIGS. 2A-2B in that the torsion spring portion 141 a of the elastic member 140 a is fixed to the base 110 . 5A and 5B , an inner wall IS of the container 200 is connected to the base 110 and the fixing portion 130 penetrates the inner wall IS of the base 110 .

Referring to FIGS. 4B and 5B , when the outer cover 300 is unfolded on the container 200 , the user releases a latching device 400 of the outer cover 300 , so that the outer cover 300 is no longer buckled to the container 200 , and thus the two torsion spring portions 141 a release the elastic force The rotating portion 120 is driven to rotate relative to the two sleeves 112 in a first rotation direction D1. In one embodiment, the two torsion spring portions 141a release the elastic force and drive the rotating portion 120 to rotate relative to the two sleeves 112 toward the first rotation direction D1 through the connecting portion 142a. In detail, during the unfolding process of the outer cover 300 , the two torsion spring parts 141 a drive the rotating part 120 to rotate along the rotating shaft 160 , so that the two torsion spring parts 141 a release the accumulated elastic force, and at the same time the rotating part 120 is driven by the driving gear part 121 The damping gear 150 rotates to receive the resistance provided by the damping gear 150 , thereby improving the stability of the rotating part 120 during the rotation. When the outer cover 300 is unfolded on the container 200 , a first included angle A1 is formed between the fixing portion 130 and the base 110 , and in this embodiment, the first included angle A1 is 90 degrees.

In short, during the unfolding process of the outer cover 300 , the elastic force of the two torsion spring parts 141 a drives the rotating part 120 to rotate along the rotating shaft 160 , and the rotating part 120 drives the damping gear 150 to turn by the driving tooth part 121 .

Referring to FIGS. 4A and 5A , when the outer cover 300 is closed to the container 200 , the user applies a partial external force to the outer cover 300 to rotate the outer cover 300 toward the container 200 . The sleeve 112 rotates in a second rotation direction D2 opposite to the first rotation direction D1, and at the same time, the rotating portion 120 drives the two torsion spring portions 141a to twist along the rotating shaft 160 to accumulate elastic force. In one embodiment, when the rotating portion 120 rotates relative to the two sleeves 112 in the second rotation direction D2, the connecting section 142a drives the two torsion spring portions 141a to twist to accumulate elastic force.

Referring to FIGS. 4A and 5A , when the outer cover 300 is closed on the container 200 , a second angle A2 is formed between the fixing portion 130 and the base 110 . In this embodiment, the second angle A2 is 180 degrees. In this state Next, the aforementioned snap device snaps the outer cover 300 to the container 200 . In another embodiment, the gravity of the outer cover 300 and the torsion force of the rotating portion 120 are greater than the elastic force accumulated by the two torsion spring portions 141 a , so that the outer cover 300 is maintained to cover the container 200 .

To sum up, in the pivoting device of the present invention, the rotating part is suitable for driving the damping gear to rotate to generate resistance, so the rotating part can achieve the functions of stable power transmission and rotation balance during the rotation process. In addition, the elastic part is sleeved on the rotating part The two ends of the part are used to provide a supporting external force, which can avoid the shaking or deviation of the rotating part during the rotation process.

Further, the pivoting device of the present invention is suitable for connecting the container and the outer cover. The outer cover can drive the elastic piece against the container and produce elastic deformation. When the elastic piece releases the accumulated elastic force, it will generate power to drive the rotating part to rotate, and then the rotating part tooth rotates in conjunction with the damping gear, thereby achieving the effect of automatically closing the cover .

100: Pivot device 110: Pedestal 111: Internal space 112: Sleeve 113: screw hole 120: Rotary part 121: drive gear 130: Fixed part 140, 140a: elastic parts 141, 141a: Torsion spring part 142, 142a: connection segment 150: Damping gear 151: Mounting seat 152: Bolts 160: Spindle 200: Container 300: Outer cover 400: Buckle device A1: The first angle A2: Second angle AD: Axial

FIG. 1A is a schematic perspective view of a pivoting device according to an embodiment of the present invention. FIG. 1B is a perspective view of the pivoting device of FIG. 1A from another angle. FIG. 1C is an exploded schematic view of the pivoting device of FIG. 1B . FIG. 1D is a schematic perspective view of the pivot device of FIG. 1B rotated by 90 degrees. FIG. 2A is a schematic side view of the pivoting device of FIG. 1B . Figure 2B is a schematic side view of the pivoting device of Figure ID. FIG. 3A is a schematic diagram of a closed state of the pivot device combined with the container of FIG. 1B . FIG. 3B is a schematic view of the unfolded state of the pivoting device of FIG. 3A combined with the container. FIG. 4A is a schematic side view of the pivoting device of FIG. 1B using another embodiment of the elastic member. 4B is a schematic side view of the pivot device of FIG. 4A rotated 90 degrees. FIG. 5A is a schematic diagram of a closed state of the pivot device combined with the container of FIG. 4A . FIG. 5B is a schematic view of the unfolded state of the pivoting device of FIG. 5A combined with the container.

100: Pivot device

110: Pedestal

111: Internal space

112: Sleeve

120: Rotary part

130: Fixed part

140: elastic parts

141: Torsion spring part

142: Connection segment

150: Damping gear

151: Mounting seat

152: Bolts

AD: Axial

Claims (10)

A pivoting device, comprising: a base with two sleeves; a rotating part rotatably arranged between the two sleeves and an outer side surface of the rotating part has a driving gear, with the rotating part at the same time Rotation; a rotating shaft passes through the rotating part and the two sleeves, the rotating part is suitable for pivoting relative to the two sleeves along the rotating shaft; a fixed part is connected to the rotating part and protrudes from the base an elastic piece sleeved on both ends of the rotating part; and a damping gear rotatably arranged on the base and coupled to the rotating part, wherein the driving gear meshes with the damping gear, wherein the rotating part It is suitable for driving the damping gear to rotate to receive the resistance provided by the damping gear, and the fixed portion rotates relative to the two sleeves along with the rotating portion, and the elastic member twists relative to the two sleeves along with the rotating portion. The pivoting device according to claim 1, wherein the elastic member has two torsion spring parts and a connecting section, the two torsion spring parts are respectively sleeved on the two ends of the rotating part and can be twisted and partially rotated respectively. Surrounding the two sleeves, the connecting section is fixed to the two torsion spring parts and is parallel to the rotating part. The pivoting device according to claim 2, further comprising a container connected to the base, and the two torsion spring portions abut against an inner wall surface of the container. The pivoting device according to claim 3, further comprising an outer cover connected to the fixing portion and located above the container, when the outer cover is unfolded on the container, the fixing A first angle is formed between the base and the base, the outer cover drives the rotating part to rotate relative to the two sleeves in a first rotation direction through the fixed part, and the two torsion spring parts are pushed by the inner wall surface to rotate Accumulating elastic force, when the outer cover is closed to the container, a second included angle is formed between the fixed part and the base, and the two torsion spring parts release the elastic force to drive the rotating part to face the two sleeves opposite to the A second rotation direction of the first rotation direction rotates. The pivoting device according to claim 2, further comprising a container connected to the base, and the two torsion spring parts are fixed to the base. The pivoting device as claimed in claim 5, further comprising an outer cover connected to the fixing portion and located above the container, when the outer cover is unfolded on the container, a first space is formed between the fixing portion and the base The two torsion spring parts release the elastic force to drive the rotating part to rotate relative to the two sleeves toward a first rotation direction. When the outer cover is closed to the container, a second part is formed between the fixed part and the base. The outer cover drives the rotating part to rotate relative to the two sleeves in a second rotating direction opposite to the first rotating direction through the fixing part, and the two torsion spring parts are restricted by the base to accumulate elastic force. The pivoting device of claim 1, wherein the damping gear has a mounting seat and a bolt, the mounting seat is opposite to a screw hole on the base, and the bolt passes through the mounting seat and is screwed into the screw hole . The pivoting device according to claim 1, wherein the fixing portion and the rotating portion are integrally formed. The pivoting device according to claim 5, wherein the outer cover, the fixing portion and the rotating portion are integrally formed. The pivoting device according to claim 1, wherein the rotating portion is in surface contact with the rotating shaft.

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