Mechanical support

Abstract

The utility model relates to the technical field of supports, and provides a mechanical support which comprises a hinge mechanism, the hinge mechanism comprises a first hinge piece and a second hinge piece, the first hinge piece comprises a damping mechanism, the damping mechanism comprises a rotating shaft and a third gear, and the rotating shaft can synchronously rotate along with the second hinge piece. The rotating shaft is sleeved with a first gear, the first gear is fixedly connected with the rotating shaft, the third gear is in transmission connection with the first gear, the diameter of the third gear is smaller than that of the first gear, the first gear is a shaft gear, and a shaft of the first gear is sleeved with a pressing block. According to the utility model, the multi-stage gear transmission system comprising the first gear and the third gear is introduced, and the resistance provided by the first elastic piece is combined, so that the problems of inconvenience in operation, torsion attenuation and large operation resistance under the condition of high load in the use process of the existing random stop bracket are effectively solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to support technical field especially relates to a mechanical support. BACKGROUND

[0002] In the field of modern mechanical engineering, supports are widely used as important components for supporting and fixing various types of equipment. Especially in scenarios that require frequent adjustment of position or angle, such as photography, monitoring equipment, and various display devices, the role of supports is particularly crucial. Traditional random stop supports mainly adopt buckle (one-way) self-locking type, disc spring damping type, and screw locking type, which provide users with basic support and adjustment functions.

[0003] However, the above-mentioned traditional random stop supports have exposed some problems in actual application. For example, all types of supports need to be adjusted manually to loosen the locking, which is not convenient to operate. In particular, the disc spring damping type support will have a torque decay phenomenon after a period of use, resulting in the need to adjust the base end damping to the maximum value when the load is large, thereby increasing the operation resistance. Sometimes even both hands are needed to complete the adjustment, which seriously affects the user experience and efficiency.

[0004] The utility model aims at solving the problems of inconvenient operation, torque decay, and large operation resistance under high load conditions of existing random stop supports during use. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the problems of inconvenient operation, torque decay, and large operation resistance under high load conditions of existing random stop supports during use. The utility model adopts the following technical scheme:

[0006] A mechanical support, comprising a hinge mechanism, the hinge mechanism comprising a first hinge piece and a second hinge piece, the first hinge piece comprising a damping mechanism, the damping mechanism comprising a rotating shaft, and a third gear, the rotating shaft being capable of rotating synchronously with the second hinge piece, the rotating shaft being provided with a first gear, the first gear being fixedly connected with the rotating shaft, the third gear being in transmission connection with the first gear, the diameter of the third gear being smaller than that of the first gear, the first gear being a shaft gear, the shaft of the first gear being provided with a pressing block, and the shaft of the first gear being provided with a first elastic piece, the first elastic piece being arranged between the pressing block and the first gear.

[0007] A mechanical support as described above, at least one second gear being arranged between the first gear and the third gear, the second gear being a multi-stage gear, the second gear comprising at least one large gear and at least one small gear, the first gear being in meshing connection with the small gear, and the large gear being in meshing connection with the third gear.

[0008] The mechanical support as described above, the damping mechanism comprises a bottom plate, the rotating shaft sleeve is provided with a fourth gear, the fourth gear is clamped with the rotating shaft, the rotating shaft sleeve is provided with a second elastic element, the second elastic element is arranged between the fourth gear and the first gear, the diameter of the fourth gear is smaller than the diameter of the first gear, and the fourth gear is engaged with the large gear of the second gear.

[0009] The mechanical support as described above, the second hinge comprises a shell, one end of the rotating shaft is arranged in the shell, the shell is provided with a matching part, the matching part is clamped with a connecting part, and the connecting part is fixedly connected with the rotating shaft.

[0010] The mechanical support as described above, the shell is provided with an arc-shaped through slot, a stopper is slidably connected in the arc-shaped through slot, and the stopper is fixedly connected with the bottom of the bottom plate.

[0011] The mechanical support as described above, the stopper is provided with a groove, the rotating shaft sleeve is provided with a torsion elastic element, one end of the torsion elastic element is clamped with the shell, and the other end of the torsion elastic element is clamped with the groove.

[0012] The mechanical support as described above, a gasket is arranged between the first hinge and the second hinge.

[0013] The mechanical support as described above, the first hinge is provided with a second supporting rod, the second hinge is provided with a first supporting rod, and one end of the first supporting rod and the second supporting rod is provided with a hinge mechanism.

[0014] The mechanical support as described above, the first elastic element and the second elastic element are both disc springs.

[0015] The mechanical support as described above, the torsion elastic element is a torsion spring.

[0016] The embodiment of the utility model has the following beneficial effects:

[0017] 1. The utility model discloses a multi-stage gear transmission system including a first gear and a third gear is introduced, and the resistance provided by the first elastic piece is combined, which effectively solves the problems of inconvenient operation, torque attenuation and large operation resistance under high load conditions of the existing random stop support in the use process. Specifically, the larger first gear transmits torque to the smaller third gear through its shaft, realizes the change of speed and torque, and the first elastic piece and the pressing block exert pressure on the first gear, ensuring that the angle of the support can be adjusted smoothly during operation and maintaining the required torque level. This design not only optimizes the resistance distribution in the torque transmission process, reduces torque attenuation, but also significantly reduces the operation resistance under high load conditions, making the operation of the entire support more relaxed and smooth, greatly improving the user experience and service life of the equipment.

[0018] In summary, the utility model solves the problems of inconvenient operation, torque attenuation and large operation resistance under high load conditions of the existing random stop support in the use process. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0020] Figure 1 is the overall structure of a mechanical support of the utility model.

[0021] Figure 2 is the structure schematic view of the hinge mechanism of a mechanical support of the utility model.

[0022] Figure 3 is the structure schematic view of the damping mechanism of a mechanical support of the utility model.

[0023] Figure 4 is Figure 3 the structure schematic view of another angle.

[0024] Figure 5 is the structure schematic view of the shell of a mechanical support of the utility model.

[0025] Figure 6 is the structure schematic view of the bottom plate of a mechanical support of the utility model. DETAILED DESCRIPTION

[0026] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0027] As shown in Figures 1 to 6 The utility model provides a mechanical support, including hinged mechanism 1, hinged mechanism 1 includes first hinged piece 11, second hinged piece 12, first hinged piece 11 is installed with second support 3, second hinged piece 12 is installed with first support 2, and one end of first support 2 and second support 3 is installed with hinged mechanism 1, first hinged piece 11 includes damping mechanism 111, damping mechanism 111 includes pivot shaft 1112, third gear 1115, pivot shaft 1112 can follow second hinged piece 12 synchronous rotation, pivot shaft 1112 is equipped with first gear 1113, first gear 1113 is fixedly connected with pivot shaft 1112, third gear 1115 is transmission connection with first gear 1113, and the diameter of third gear 1115 is less than the diameter of first gear 1113, and first gear 1113 is axle gear, and the axle of first gear 1113 is equipped with pressing block 1117, and the axle of first gear 1113 is equipped with first elastic part 1116, and first elastic part 1116 is arranged between pressing block 1117 and first gear 1113.When second hinged piece rotates, drives synchronous rotation pivot shaft 1112, and then drives the rotation of first gear 1113 fixed on it. Because first gear 1113 and third gear 1115 are engaged with each other, and the diameter of third gear 1115 is less than the diameter of first gear 1113, the change of speed and torque is realized. Specifically, the larger first gear 1113 passes through the axle transmission torque to smaller third gear 1115, and pressing block 1117 and first elastic part 1116 exert pressure on first gear, so that the angle of support can be adjusted smoothly during operation, and the required torque level is maintained. The torque on the end pinion is effectively reduced by the multi-stage gear combination, which solves the problem of large operating resistance of traditional random support under high load conditions, so that the operation is more relaxed and smooth. First elastic part 1116 adds resistance to the rotation of first gear 1113, so that the whole damping mechanism can work more smoothly, and the problem of torque attenuation is reduced.

[0028] Further, as a preferred embodiment of the present application but not limited, at least one second gear 1114 is arranged between the first gear 1113 and the third gear 1115, the second gear 1114 is a multi-stage gear, the second gear 1114 comprises at least one large gear and at least one small gear, the first gear 1113 is engaged with the small gear, and the large gear is engaged with the third gear 1115. When the second hinge rotates, the rotating shaft 1112 is driven to rotate synchronously, thereby driving the first gear 1113 fixed on the rotating shaft. The first gear 1113 is engaged with the small gear of the second gear 1114 through the small gear part, and then the large gear part of the second gear 1114 is engaged with the third gear 1115. This multi-stage gear transmission mode effectively realizes the change of speed and torque, so that the large initial torque is gradually reduced and transmitted to the third gear 1115 at the end, thereby effectively reducing the torsion on the small gear at the end and solving the problem of large operating resistance under high load conditions.

[0029] Further, as a preferred embodiment of the present application but not limited, the damping mechanism 111 comprises a bottom plate 1111, the rotating shaft 1112 is provided with a fourth gear 1118, the fourth gear 1118 is clamped with the rotating shaft 1112, the rotating shaft 1112 is provided with a second elastic member 1119, the second elastic member 1119 is arranged between the fourth gear 1118 and the first gear 1113, the diameter of the fourth gear 1118 is smaller than that of the first gear 1113, and the fourth gear 1118 is engaged with the large gear of the second gear 1114. By introducing the fourth gear 1118 as an additional intermediate gear, the control of speed and torque is further refined, so that the whole transmission process is more flexible and stable. The fourth gear 1118 is engaged with the large gear of the second gear 1114, effectively realizing the torque conversion from the large gear to the small gear, thereby optimizing the overall performance of the system. Secondly, the second elastic member 1119 provides necessary resistance for the rotation between the fourth gear 1118 and the first gear 1113, enhances the stability of the system and reduces the torsion decay phenomenon, and improves the comfort and reliability of operation.

[0030] Further, as a preferred embodiment of the present application but not limited, the second hinge 12 comprises a housing 121, one end of the rotating shaft 1112 is arranged in the housing 121, the housing 121 is provided with a matching part 1212, the matching part 1212 is clamped with a connecting part 11121, and the connecting part 11121 is fixedly connected with the rotating shaft 1112. The matching part 1212 is a clamping groove, and the connecting part 11121 is a clamping block. The connection between the rotating shaft 1112 and the housing 121 is realized by using the clamping groove and the clamping block, thereby simplifying the assembly process.

[0031] Optionally, in some embodiments, the fitting part 1212 is a clamping block, and the connecting part 11121 is a clamping slot.

[0032] Further, as a preferred embodiment of the present application but not limited, the shell 121 is provided with an arc-shaped through slot 1211, and a stopper 11111 is slidably connected in the arc-shaped through slot 1211, and the stopper 11111 is fixedly connected with the bottom of the bottom plate 1111. By providing the arc-shaped through slot 1211 on the shell 121 and allowing the stopper 11111 to slide in the arc-shaped through slot 1211, not only the flexible angle adjustment of the bottom plate 1111 is realized, but also the movement range of the bottom plate 1111 is effectively limited, so as to prevent unnecessary deviation or excessive rotation, thereby enhancing the safety and reliability of the support.

[0033] Further, as a preferred embodiment of the present application but not limited, the stopper 11111 is provided with a recess 11112, the rotating shaft 1112 is provided with a torsion elastic member 122, the torsion elastic member 122 is a torsion spring, one end of the torsion elastic member 122 is clamped with the shell 121, and the other end of the torsion elastic member 122 is clamped with the recess 11112. The setting of the torsion elastic member 122 makes the elastic force generated by the torsion elastic member 122 counteract the gravity of the product, so as to realize the stable hovering of the support at any angle.

[0034] Further, as a preferred embodiment of the present application but not limited, a gasket 4 is arranged between the first hinge part 11 and the second hinge part 12. By arranging the gasket 4 between the first hinge part 11 and the second hinge part 12, the direct contact and friction between the two are effectively reduced, so as to reduce the risk of wear and prolong the service life of the hinge parts.

[0035] Further, as a preferred embodiment of the present application but not limited, the first elastic member 1116 and the second elastic member 1119 are both disc springs. The disc spring can provide larger elastic force and higher rigidity in smaller space, thereby enhancing the overall rigidity and stability of the support.

[0036] Embodiment one:

[0037] The utility model provides a kind of mechanical support, including hinged mechanism 1, hinged mechanism 1 includes first hinged piece 11, second hinged piece 12, first hinged piece 11 is equipped with second support rod 3, second hinged piece 12 is equipped with first support rod 2, the one end of first support rod 2 and second support rod 3 is equipped with hinged mechanism 1, first hinged piece 11 includes damping mechanism 111, damping mechanism 111 includes shaft 1112, third gear 1115, shaft 1112 can follow second hinged piece 12 synchronous rotation, shaft 1112 is equipped with first gear 1113, first gear 1113 is fixedly connected with shaft 1112, third gear 1115 is drivingly connected with first gear 1113, the diameter of third gear 1115 is smaller than the diameter of first gear 1113, first gear 1113 is shaft gear, the shaft of first gear 1113 is equipped with pressure block 1117, the shaft of first gear 1113 is equipped with first elastic member 1116, first elastic member 1116 is arranged between pressure block 1117 and first gear 1113.When second hinged piece rotates, drives the synchronous rotation of shaft 1112, and then drives the rotation of first gear 1113 fixed on it. Because first gear 1113 and third gear 1115 are mutually engaged, and the diameter of third gear 1115 is smaller than the diameter of first gear 1113, so the change of speed and torque is realized. Specifically, larger first gear 1113 passes through its shaft transmission torque to smaller third gear 1115, while pressure block 1117 and first elastic member 1116 exert pressure on first gear, so that the angle of support can be smoothly adjusted during operation, and the required torque level is maintained. The torque on the end pinion is effectively reduced by the multi-stage gear combination, solving the problem of large operating resistance of traditional random stop support under high load conditions, making the operation more relaxed and smooth. First elastic member 1116 adds resistance to the rotation of first gear 1113, so that the entire damping mechanism can work more stably, reducing the problem of torque decay.

[0038] At least one second gear 1114 is provided between first gear 1113 and third gear 1115, and the second gear 1114 is a multi-stage gear. The second gear 1114 includes at least one large gear and at least one small gear. The first gear 1113 engages with the small gear, and the large gear engages with the third gear 1115. When the second hinged piece rotates, it drives the shaft 1112 to rotate synchronously, and then drives the first gear 1113 fixed on the shaft. The first gear 1113 engages with the small gear of the second gear 1114 through its small gear part, and then the large gear part of the second gear 1114 engages with the third gear 1115. This multi-stage gear transmission effectively realizes the change of speed and torque, so that the large initial torque is gradually reduced and transmitted to the end third gear 1115, thereby effectively reducing the torque on the end pinion and solving the problem of large operating resistance under high load conditions.

[0039] The damping mechanism 111 comprises a bottom plate 1111, the rotating shaft 1112 is sleeved with a fourth gear 1118, the fourth gear 1118 is clamped with the rotating shaft 1112, the rotating shaft 1112 is sleeved with a second elastic element 1119, the second elastic element 1119 is arranged between the fourth gear 1118 and the first gear 1113, the diameter of the fourth gear 1118 is smaller than that of the first gear 1113, and the fourth gear 1118 is meshed with the large gear of the second gear 1114. By introducing the fourth gear 1118 as an additional intermediate gear, the control of speed and torque is further refined, making the entire transmission process more flexible and stable. The fourth gear 1118 is meshed with the large gear of the second gear 1114, effectively realizing the torque conversion from the large gear to the small gear, thereby optimizing the overall performance of the system. Secondly, the second elastic element 1119 provides the necessary resistance for the rotation between the fourth gear 1118 and the first gear 1113, enhances the stability of the system and reduces the torque attenuation phenomenon, improves the comfort and reliability of operation.

[0040] The second hinge 12 comprises a shell 121, one end of the rotating shaft 1112 is arranged in the shell 121, the shell 121 is provided with a matching part 1212, the matching part 1212 is clamped with a connecting part 11121, and the connecting part 11121 is fixedly connected with the rotating shaft 1112. The matching part 1212 is a clamping groove, and the connecting part 11121 is a clamping block. The connection between the rotating shaft 1112 and the shell 121 is realized by using the clamping groove and the clamping block, and the assembly process is simplified.

[0041] The shell 121 is provided with an arc-shaped through groove 1211, and the arc-shaped through groove 1211 is slidably connected with a stop block 11111, and the stop block 11111 is fixedly connected with the bottom of the bottom plate 1111. By arranging the arc-shaped through groove 1211 on the shell 121 and making the stop block 11111 slide in the arc-shaped through groove 1211, the flexible angle adjustment of the bottom plate 1111 is realized, and the movement range of the bottom plate 1111 is effectively limited, so that unnecessary deviation or excessive rotation is prevented, thereby enhancing the safety and reliability of the support.

[0042] The stop block 11111 is provided with a groove 11112, the rotating shaft 1112 is sleeved with a torsional elastic element 122, the torsional elastic element 122 is a torsional spring, one end of the torsional elastic element 122 is clamped with the shell 121, and the other end of the torsional elastic element 122 is clamped with the groove 11112. The setting of the torsional elastic element 122 makes the elastic force generated by the torsional elastic element 122 offset the gravity of the product, so that the stable hovering of the support at any angle is realized.

[0043] A gasket 4 is arranged between the first hinge 11 and the second hinge 12. By arranging the gasket 4 between the first hinge 11 and the second hinge 12, the direct contact and friction between the two are effectively reduced, thereby reducing the risk of wear and tear and prolonging the service life of the hinges.

[0044] The first elastic member 1116 and the second elastic member 1119 are both disc springs. The disc springs can provide greater elastic force and higher rigidity in a smaller space, thereby enhancing the overall rigidity and stability of the support.

[0045] Specifically, the working principle of the present application is as follows:

[0046] When the second hinge 12 rotates, the rotating shaft 1112 in the shell 121 is driven to rotate synchronously, thereby driving the first gear 1113 fixed on the rotating shaft 1112. The first gear 1113 is engaged with the pinion of the second gear 1114. Then the large gear part of the second gear 1114 is engaged with the third gear 1115. The fourth gear 1118 serves as an additional intermediate gear, which further refines the speed and torque control by being engaged with the large gear of the second gear 1114. The whole multi-stage gear transmission system effectively realizes the torque conversion from the large gear to the small gear, so that the large initial torque is gradually reduced and transmitted to the third gear 1115 at the end, thereby optimizing the overall performance of the system. At the same time, the first elastic member 1116 and the second elastic member 1119 (both are disc springs) provide the necessary resistance for the first gear 1113 and the fourth gear 1118, ensuring the stability of the system and the smoothness of the operation.

[0047] The stop block 11111 is arranged in the arc-shaped through slot 1211 of the shell 121 and is fixedly connected with the bottom of the bottom plate 1111, so that the bottom plate 1111 can move flexibly within a predetermined range. One end of the torsion elastic member 122 (torsion spring) is clamped with the shell 121, and the other end is clamped with the groove 11112 on the stop block 11111, so that the elastic force generated is offset by the gravity of the product, realizing the stable hovering of the support at any angle. This design not only realizes the flexible angle adjustment of the bottom plate 1111, but also effectively limits the movement range thereof, preventing unnecessary deviation or excessive rotation, thereby enhancing the safety and reliability of the system.

[0048] A gasket 4 is arranged between the first hinge 11 and the second hinge 12, reducing the direct contact and friction between the two, reducing the risk of wear and tear, and prolonging the service life of the hinges.

[0049] In summary, the present application solves the problems of inconvenient operation, torsion attenuation and large operation resistance under high load conditions of the existing random stop support in use.

[0050] It should be understood that the terms "first", "second" and the like in the present application are used to describe various information, but these information should not be limited to these terms, and these terms are only used to distinguish the same type of information from each other. For example, without departing from the scope of the present application, the "first" information can also be referred to as "second" information, and similarly, the "second" information can also be referred to as "first" information. In addition, the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0051] The above is the preferred embodiment of the present application, and it should be pointed out that for ordinary skilled in the art, without departing from the principles of the present application, a number of improvements and modifications can be made, and these improvements and modifications are also considered within the scope of protection of the present application.

Claims

1. A mechanical support comprising a hinging mechanism (1) comprising a first hinging piece (11), a second hinging piece (12), characterized in that, The first hinge (11) comprises a damping mechanism (111), the damping mechanism (111) comprises a rotating shaft (1112) and a third gear (1115), the rotating shaft (1112) can rotate synchronously with the second hinge (12), the rotating shaft (1112) is provided with a first gear (1113), the first gear (1113) is fixedly connected with the rotating shaft (1112), the third gear (1115) is in transmission connection with the first gear (1113), the diameter of the third gear (1115) is smaller than that of the first gear (1113), the first gear (1113) is a shaft gear, the shaft of the first gear (1113) is provided with a pressing block (1117), and the shaft of the first gear (1113) is provided with a first elastic element (1116), and the first elastic element (1116) is arranged between the pressing block (1117) and the first gear (1113).

2. A mechanical support according to claim 1, wherein, At least one second gear (1114) is arranged between the first gear (1113) and the third gear (1115), the second gear (1114) is a multi-stage gear, the second gear (1114) comprises at least one large gear and at least one small gear, the first gear (1113) is in meshing connection with the small gear, and the large gear is in meshing connection with the third gear (1115).

3. A mechanical support according to claim 2, wherein, The damping mechanism (111) comprises a bottom plate (1111), the rotating shaft (1112) is provided with a fourth gear (1118), the fourth gear (1118) is clamped with the rotating shaft (1112), the rotating shaft (1112) is provided with a second elastic element (1119), the second elastic element (1119) is arranged between the fourth gear (1118) and the first gear (1113), the diameter of the fourth gear (1118) is smaller than that of the first gear (1113), and the fourth gear (1118) is in meshing connection with the large gear of the second gear (1114).

4. A mechanical support according to claim 3, wherein, The second hinge (12) comprises a shell (121), one end of the rotating shaft (1112) is arranged in the shell (121), the shell (121) is provided with a matching portion (1212), the matching portion (1212) is clamped with a connecting portion (11121), and the connecting portion (11121) is fixedly connected with the rotating shaft (1112).

5. A mechanical support according to claim 4, wherein, The shell (121) is provided with an arc-shaped through groove (1211), the arc-shaped through groove (1211) is in sliding connection with a stop block (11111), and the stop block (11111) is fixedly connected with the bottom of the bottom plate (1111).

6. A mechanical support according to claim 5, wherein, The stop block (11111) is provided with a groove (11112), the rotating shaft (1112) is provided with a torsion elastic element (122), one end of the torsion elastic element (122) is clamped with the shell (121), and the other end of the torsion elastic element (122) is clamped with the groove (11112).

7. The mechanical support of claim 1, wherein, A gasket (4) is arranged between the first hinge (11) and the second hinge (12).

8. The mechanical support of claim 1, wherein, The first hinge (11) is provided with a second supporting rod (3), and the second hinge (12) is provided with a first supporting rod (2), and one end of the first supporting rod (2) and the second supporting rod (3) is provided with a hinge mechanism (1).

9. The mechanical support of claim 3, wherein, The first elastic member (1116) and the second elastic member (1119) are both disc springs.

10. The mechanical support of claim 6, wherein, The torsion elastic member (122) is a torsion spring.

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