CN209838931U - Hinge linkage mechanism - Google Patents
Hinge linkage mechanism Download PDFInfo
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- CN209838931U CN209838931U CN201920094484.9U CN201920094484U CN209838931U CN 209838931 U CN209838931 U CN 209838931U CN 201920094484 U CN201920094484 U CN 201920094484U CN 209838931 U CN209838931 U CN 209838931U
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Abstract
The utility model discloses a hinge link gear, on the secondary shaft section of axle core was located to cladding ring section cladding cover through the cladding frame, provided rotatory torsion with the help of the cladding power between cladding ring section and the axle core, realized the relative rotation function between cladding frame and the axle core, realized 360 degrees rotations and the locate function of electronic equipment's host computer part and display part promptly. Because the cladding frame body of the cladding frame is connected with the driving frame body of the driving frame through the fastener, the screen driving medium is movably arranged on the heat dissipation window cover driving medium through the rotating shaft, when the cladding frame rotates relative to the shaft core, the driving frame drives the driving gear arranged on the driving frame to rotate relative to the driven gear, and then the driving frame can drive the heat dissipation window cover driving medium and the screen driving medium to rotate relative to the driving frame for setting the angle, and driving force is provided for the automatic opening and closing of the heat dissipation window cover of the electronic equipment and the display screen.
Description
Technical Field
The invention relates to the technical field of hinges, in particular to a hinge linkage mechanism.
Background
The hinge is also called as a rotating shaft or a hinge device, is a connecting element capable of providing mutual rotation, is mainly applied between a display part and a host part, is widely applied to various digital products and electronic equipment at present, such as a notebook computer, and can realize the opening and closing function between the body of the notebook computer and the display part through the rotation of the hinge.
Taking a notebook computer as an example, a host part and a display part (display screen) of an electronic device (such as a notebook computer) are rotatably connected by arranging a left hinge and a right hinge to realize 360-degree rotation and positioning functions, the display part is usually fixed and comprises a shell, a display screen and an integrated circuit module and the like which are fixed in the shell, along with the thinning and personalized development of the electronic device such as the notebook computer, the heat dissipation problem of the display part becomes a restriction restricting the thinning and personalized development of the notebook computer, therefore, the design of the display screen of the notebook computer needs to be further innovated, people assume that a movable heat dissipation window cover is added behind the shell of the notebook computer, when the display screen is opened, the heat dissipation window cover can be automatically opened, when the display screen is closed, the heat dissipation window cover can be automatically retracted, so as to meet the requirements of convenient carrying and beautiful when the heat dissipation is not used, and people imagine that the shell and the display screen of the display part can be designed into a movable form, when the display screen is opened, the display screen can be forward convex relative to the shell, so that a heat dissipation gap is formed, when the display is closed, the display screen can be automatically folded and closed with the shell, so as to better meet the requirements of heat dissipation when in use, convenient carrying and beauty when not in use, therefore, a hinge linkage mechanism which has the rotation function of a hinge and can provide driving force for the automatic opening and closing of the heat dissipation window cover and the display screen needs to be developed and designed.
Disclosure of Invention
In order to solve the above technical problems, the present invention provides a hinge linkage mechanism having a rotation function of a hinge and providing a driving force for automatically opening and closing a heat dissipation window cover and a display screen.
The technical scheme of the invention is realized as follows:
a hinge linkage mechanism comprises a shaft core, a cladding frame, a driving frame, a heat dissipation window cover transmission piece, a screen transmission piece, a driving gear, a driven gear, a pin shaft and two connecting plates, the shaft core comprises a first shaft section, a second shaft section and a third shaft section which are connected in sequence, a first shaft shoulder is formed between the first shaft section and the second shaft section, a second shaft shoulder is formed between the second shaft section and the third shaft section, the cladding frame comprises a cladding frame body and a cladding ring barrel formed by bending one edge of the cladding frame body, the driving frame comprises a driving frame body and two clamping arms which are cut from one side of the driving frame body and are bent in the same direction, a clamping opening is formed between the two clamping arms, the free ends of the two clamping arms extend out of the driving frame body for a set distance, and the heat dissipation window cover transmission piece comprises two side arms which are arranged at a set distance and oppositely and a middle rod connected between the two side arms; the driving gear is arranged between the two connecting plates, the two connecting plates are arranged between the two side arms, the two side arms are arranged in a clamping opening between the two clamping arms, the driving gear, one end of the two connecting plates, one end of the two side arms and the free ends of the two clamping arms are all sleeved on the pin shaft and locked through a first nut, the pin shaft can rotate circumferentially freely relative to the clamping arms and the connecting plates and cannot rotate circumferentially automatically relative to the side arms and the driving gear, and the other ends of the side arms and the middle rod extend out of the clamping opening and are attached to the upper side of the driving frame body; the driving frame body and the coating frame body are locked together through a fastener, so that the clamping arm is positioned on the side edge of the coating frame body, the second shaft section is coated and sleeved with the coating ring barrel, and one side of the coating ring barrel is stopped on the first shaft shoulder; the driven gear is fixedly sleeved on the third shaft section, the other ends of the two connecting plates are sleeved on the third shaft section and positioned at two ends of the driven gear, the driven gear and the two connecting plates are locked at the second shaft shoulder through second nuts, and meanwhile, the driven gear is meshed with the driving gear; one end of the screen transmission part is movably arranged between the two side arms through a rotating shaft and is positioned in the clamping opening, the other end of the screen transmission part extends out of the clamping opening, the middle part of the screen transmission part is arranged between the middle rod and the driving frame body, the first shaft section of the shaft core is arranged on the base body part of the electronic equipment, and the cladding frame body and the driving frame body are arranged on the display part of the electronic equipment.
Furthermore, an arc-shaped notch A is formed in the middle of the coating ring barrel, an arc-shaped limiting notch B is formed in one side, facing the first shaft shoulder, of the coating ring barrel, and a limiting stop matched with the limiting notch B for limiting is formed in one side, facing the second shaft section, of the first shaft shoulder.
Furthermore, the plane of the clamping arm is perpendicular to the plane of the driving frame body.
Furthermore, the upper side edge of the middle part of the side arm is provided with a downward concave arc-shaped avoiding groove, the lower side edge of the middle part of the side arm is provided with a downward convex arc-shaped reinforcing lug corresponding to the avoiding groove, the rotating shaft is arranged at the reinforcing lug, and the gravity center of the rotating shaft is lower than that of the pin shaft.
Furthermore, screen driving medium one end has waist shape hole, waist shape hole movable sleeve is located in the pivot, screen driving medium middle part has the clearance groove of keeping away the position the carriage body.
Further, a roller is installed between the other ends of the two side arms, and the middle rod is close to the roller.
Further, the driven gear includes that the cross-section is circular shape gear body A and is formed at gear body A outside is fan-shaped straight-teeth A, the driving gear including be fan-shaped gear body B with form at gear body B's arc limit be fan-shaped straight-teeth B.
The invention has the beneficial effects that: the invention provides a hinge linkage mechanism, which is characterized in that a cladding ring tube of a cladding frame is sheathed on a second shaft section of a shaft core in a cladding way, and a rotary torque force is provided by virtue of a cladding force between the cladding ring tube and the shaft core, so that the relative rotation function between the cladding frame and the shaft core is realized, thus, when the first shaft section of the shaft core is arranged on a base body part of electronic equipment and a cladding frame body and a driving frame body are arranged on a display part of the electronic equipment, the 360-degree rotation and positioning functions of a host part and the display part (display screen) of the electronic equipment (such as a notebook computer) can be realized. The cladding frame body of the cladding frame is connected with the driving frame body of the driving frame through the fastening piece, when the cladding frame rotates relative to the shaft core, the driving frame also rotates relative to the shaft core, the driving frame rotates to drive the driving gear mounted on the driving frame to rotate relative to the driven gear, and thus, the pin shaft of the driving gear and the heat dissipation window cover transmission piece mounted on the pin shaft rotate relative to the driving frame, namely, the heat dissipation window cover transmission piece can be automatically opened relative to the driving frame, namely opened relative to the shell of the display part of the electronic equipment, and at the moment, the heat dissipation window cover transmission piece can provide driving force for the automatic opening and closing of the heat dissipation window cover. Similarly, because the screen transmission part is movably mounted on the heat dissipation window cover transmission part through the rotating shaft, when the heat dissipation window cover transmission part rotates relatively relative to the cladding frame and the driving frame (display part), the screen transmission part also rotates relatively relative to the cladding frame and the driving frame (display part), namely, the screen transmission part is opened relative to the shell of the display part of the electronic equipment, and at the moment, the screen transmission part can provide driving force for the automatic opening and closing of the display screen. Therefore, the invention has the rotation function of the hinge and can provide driving force for the automatic opening and closing of the heat radiation window cover and the display screen.
Drawings
FIG. 1 is a perspective view of the hinge linkage from a top perspective of the present invention;
FIG. 2 is a perspective view of the bottom view of the hinge linkage of the present invention;
FIG. 3 is a top view of the hinge linkage of the present invention;
FIG. 4 is a side view of the hinge linkage of the present invention;
FIG. 5 is a schematic structural view of a shaft core according to the present invention;
FIG. 6 is a schematic view of the structure of the coating frame according to the present invention;
FIG. 7 is a schematic structural view of a driving frame according to the present invention;
FIG. 8 is a schematic view of a heat dissipation window cover driving member according to the present invention;
FIG. 9 is a schematic view of a screen driving member according to the present invention;
FIG. 10 is a schematic view of the engagement between the driving gear and the driven gear according to the present invention.
Detailed Description
In order to clearly understand the technical contents of the present invention, the following examples are given in detail for the purpose of better understanding the contents of the present invention and are not intended to limit the scope of the present invention. The components in the structures of the drawings of the embodiments are not necessarily to scale, and do not represent actual relative sizes of the structures in the embodiments. The upper side or upper side of the structure or surface includes the case where other layers are interposed.
As shown in fig. 1, 2, 3, 4, 5, 6, 7, 8, 9 and 10, a hinge linkage mechanism comprises a core 1, a cladding frame 2, a driving frame 3, a heat dissipation window cover driving medium 4, a screen driving medium 5, a driving gear 6, a driven gear 7, a pin 8 and two connecting plates 9, wherein the core comprises a first shaft section 11, a second shaft section 12 and a third shaft section 13 which are connected in sequence, a first shoulder 14 is formed between the first shaft section and the second shaft section, a second shoulder 15 is formed between the second shaft section and the third shaft section, the cladding frame comprises a cladding frame body 21 and a cladding ring tube 22 formed by bending one edge of the cladding frame body, the driving frame comprises a driving frame body 31 and two clamping arms 32 formed by cutting one edge of the driving frame body and bending the same direction, a clamping opening 33 is formed between the two clamping arms, the free ends of the two clamping arms extend out of the driving frame body for a set distance, and the heat dissipation window cover transmission piece comprises two side arms 41 which are arranged at a set distance and oppositely and a middle rod 42 connected between the two side arms; the driving gear is arranged between the two connecting plates, the two connecting plates are arranged between the two side arms, the two side arms are arranged in a clamping opening between the two clamping arms, the driving gear, one end of the two connecting plates, one end of the two side arms and the free ends of the two clamping arms are all sleeved on the pin shaft and locked through a first nut 110, the pin shaft can rotate circumferentially freely relative to the clamping arms and the connecting plates and cannot rotate circumferentially automatically relative to the side arms and the driving gear, and the other ends of the side arms and the middle rod extend out of the clamping opening and are attached to the upper side of the driving frame body; the driving frame body and the coating frame body are locked together through a fastener, so that the clamping arm is positioned on the side edge of the coating frame body, the second shaft section is coated and sleeved with the coating ring barrel, and one side of the coating ring barrel is stopped on the first shaft shoulder; the driven gear is fixedly sleeved on the third shaft section, the other ends of the two connecting plates are sleeved on the third shaft section and positioned at two ends of the driven gear, the driven gear and the two connecting plates are locked at the second shaft shoulder through a second nut 120, and meanwhile, the driven gear is meshed with the driving gear; one end of the screen transmission part is movably mounted between the two side arms through a rotating shaft 130 and is located in the clamping opening, the other end of the screen transmission part extends out of the clamping opening, the middle part of the screen transmission part is located between the middle rod and the driving frame body, the first shaft section of the shaft core is mounted on the base body part of the electronic equipment, and the coating frame body and the driving frame body are mounted on the display part of the electronic equipment.
In the above structure, the second shaft section of the shaft core is sleeved with the cladding ring barrel of the cladding frame in a cladding manner, and the rotary torque force is provided by means of the cladding force between the cladding ring barrel and the shaft core, so that the relative rotation function between the cladding frame and the shaft core is realized. The cladding frame body of the cladding frame is connected with the driving frame body of the driving frame through the fastening piece, when the cladding frame rotates relative to the shaft core, the driving frame also rotates relative to the shaft core, the driving frame rotates to drive the driving gear mounted on the driving frame to rotate relative to the driven gear, and thus, the pin shaft of the driving gear and the heat dissipation window cover transmission piece mounted on the pin shaft rotate relative to the driving frame, namely, the heat dissipation window cover transmission piece can be automatically opened relative to the driving frame, namely opened relative to the shell of the display part of the electronic equipment, and at the moment, the heat dissipation window cover transmission piece can provide driving force for the automatic opening and closing of the heat dissipation window cover. Similarly, because the screen transmission part is movably mounted on the heat dissipation window cover transmission part through the rotating shaft, when the heat dissipation window cover transmission part rotates relatively relative to the cladding frame and the driving frame (display part), the screen transmission part also rotates relatively relative to the cladding frame and the driving frame (display part), namely, the screen transmission part is opened relative to the shell of the display part of the electronic equipment, and at the moment, the screen transmission part can provide driving force for the automatic opening and closing of the display screen. Therefore, the invention has the rotation function of the hinge and can provide driving force for the automatic opening and closing of the heat radiation window cover and the display screen.
Preferably, referring to fig. 5, the second shaft section of the shaft core is formed with an annular or spiral oil groove 17 for lubrication.
Preferably, referring to fig. 5 and 6, the middle of the cladding ring barrel is provided with an arc-shaped notch a221, one side of the cladding ring barrel facing the first shaft shoulder forms an arc-shaped limit notch B222, and one side of the first shaft shoulder facing the second shaft section forms a limit stop 16 which is matched with the limit notch B for limiting. Therefore, the cladding ring cylinder is divided into two parts which are connected partially through the arc-shaped notch A, so that the cladding ring cylinder is convenient to bend. Through the cooperation of the limiting notch B and the limiting stop, the rotation angle of the cladding frame and the driving frame relative to the shaft core can be limited, for example, the maximum limited maximum rotation angle is 125 degrees.
Preferably, referring to fig. 7, the plane of the clamping arm is perpendicular to the plane of the driving rack body. Like this, the mouth of pressing from both sides between two arm locks is upright state, can carry on spacingly to the intraoral heat dissipation window lid driving medium of centre gripping and screen driving medium.
Preferably, referring to fig. 8, the upper side of the middle part of the side arm has a downward concave arc-shaped avoiding groove 411, the lower side of the middle part of the side arm has a downward convex arc-shaped reinforcing protrusion 412 corresponding to the avoiding groove, the rotating shaft is disposed at the reinforcing protrusion, and the center of gravity of the rotating shaft is lower than the center of gravity of the pin shaft. The avoiding groove formed in the middle of the side arm of the radiating window cover transmission piece is used for avoiding the shell of the display part of the electronic equipment. The lower side edge of the middle part of the side arm is provided with an arc-shaped reinforcing lug protruding downwards corresponding to the position avoiding groove for reinforcing the supporting strength of the side arm. The rotating shaft is arranged at the position of the reinforcing lug, and the gravity center is lower than that of the pin shaft, so that the effect of improving the height of the rotating shaft when the rotating shaft is opened can be achieved.
Preferably, referring to fig. 9, one end of the screen transmission member has a waist-shaped hole 51, the waist-shaped hole is movably sleeved on the rotating shaft, and the middle of the screen transmission member has an avoiding groove 52 for avoiding the driving frame body. Like this, screen driving medium one end is passed through waist shape hole and is connected of pivot, has realized the swing joint of screen driving medium and heat dissipation window lid driving medium, when driving the relative carriage of screen driving medium and opening through heat dissipation window lid driving medium, can keep the relative independence of screen driving medium. Through keeping away the dead slot, at initial condition (closed state), the screen driving medium middle part can attach on the carriage body, can not increase the height that the screen driving medium stretches out the end.
Preferably, referring to fig. 8, a roller 140 is installed between the other ends of the two side arms, and the center bar is disposed adjacent to the roller. Therefore, the heat radiation window cover transmission piece is transmitted on the linkage mechanism of the heat radiation window cover of the display through the roller to form a movable linkage mechanism. The king-rod is close to the setting of gyro wheel, is close to the tip setting of the other end of limit arm promptly, can dodge out the screen driving medium.
Preferably, referring to fig. 10, the driven gear includes a gear body a having a circular cross-section and a fan-shaped straight tooth a formed at an outer side of the gear body a, and the driving gear includes a fan-shaped gear body B and a fan-shaped straight tooth B formed at an arc-shaped side of the gear body B. Thus, the transmission function of the set angle can be realized through the mutual meshing between the fan-shaped straight tooth B of the driving gear and the straight tooth A of the driven gear. And the gear body B of the driving gear is designed into a fan shape, so that the distance between the shaft core and the pin shaft can be enlarged, and the requirement on the swing amplitude is met.
The working principle of the hinge linkage mechanism applied to the electronic equipment is as follows:
the main body part and the display part (display screen) of the electronic equipment (such as a notebook computer) are rotatably connected through a left hinge linkage mechanism and a right hinge linkage mechanism, a first shaft section of a shaft core of the hinge linkage mechanism is arranged on a base body part of the electronic equipment, the first shaft section of the shaft core is inserted into a cladding body of a shell body fixed on the base body part, and a cladding frame and a driving frame are arranged on the display part of the electronic equipment and are locked on a shell of the display part through a fastener. At the initial position, the other end of the side arm of the radiating window cover transmission piece and the middle rod extend out of the clamping opening between the two clamping arms of the driving frame and are attached to the upper side of the driving frame body; the other end of the screen transmission piece extends out of the clamping opening, so that the middle part of the screen transmission piece is arranged between the middle rod and the driving frame body. When the electronic equipment is opened, the shell of the display part is opened relative to the shell of the base body part, the shell drives the cladding frame and the driving frame to open a first angle relative to the shell of the base body part, meanwhile, the heat dissipation window cover driving piece and the screen driving piece open a second angle relative to the cladding frame and the driving frame under the meshing transmission effect of the driving gear and the driven gear, so that driving force is provided for automatic opening and closing of the heat dissipation window cover and the display screen, the heat dissipation window cover of the display part is automatically opened during the opening, and meanwhile, the function of forward projection of the display screen of the display part is realized. Similarly, when the display part is closed, the display screen and the heat dissipation window cover of the display part are automatically retracted.
The above embodiments have been described in detail with reference to the accompanying drawings. Those skilled in the art can make various modifications and changes to the above embodiments without departing from the spirit of the invention, and the scope of the invention is covered thereby.
Claims (7)
1. A hinge link gear which characterized in that: comprises a shaft core (1), a coating frame (2), a driving frame (3), a heat radiation window cover driving medium (4), a screen driving medium (5), a driving gear (6), a driven gear (7), a pin shaft (8) and two connecting plates (9), wherein the shaft core comprises a first shaft section (11), a second shaft section (12) and a third shaft section (13) which are sequentially connected, a first shaft shoulder (14) is formed between the first shaft section and the second shaft section, a second shaft shoulder (15) is formed between the second shaft section and the third shaft section, the coating frame comprises a coating frame body (21) and a coating ring barrel (22) formed by bending one side of the coating frame body, the driving frame comprises a driving frame body (31) and two clamping arms (32) formed by cutting one side of the driving frame body and bending in the same direction, and a clamping opening (33) is formed between the two clamping arms, the free ends of the two clamping arms extend out of the driving frame body for a set distance, and the heat dissipation window cover transmission piece comprises two side arms (41) which are arranged oppositely at a set distance and a middle rod (42) connected between the two side arms; the driving gear is arranged between the two connecting plates, the two connecting plates are arranged between the two side arms, the two side arms are arranged in a clamping opening between the two clamping arms, the driving gear, one end of the two connecting plates, one end of the two side arms and the free ends of the two clamping arms are all sleeved on the pin shaft and locked and attached through a first nut (110), the pin shaft can rotate circumferentially freely relative to the clamping arms and the connecting plates and cannot rotate circumferentially automatically relative to the side arms and the driving gear, and the other ends of the side arms and the middle rod extend out of the clamping opening and are attached to the upper side of the driving frame body; the driving frame body and the coating frame body are locked together through a fastener, so that the clamping arm is positioned on the side edge of the coating frame body, the second shaft section is coated and sleeved with the coating ring barrel, and one side of the coating ring barrel is stopped on the first shaft shoulder; the driven gear is fixedly sleeved on the third shaft section, the other ends of the two connecting plates are sleeved on the third shaft section and positioned at two ends of the driven gear, the driven gear and the two connecting plates are locked at the second shaft shoulder through a second nut (120), and meanwhile, the driven gear is meshed with the driving gear; one end of the screen transmission piece is movably arranged between the two side arms through a rotating shaft (130) and is positioned in the clamping opening, the other end of the screen transmission piece extends out of the clamping opening, the middle part of the screen transmission piece is positioned between the middle rod and the driving frame body, the first shaft section of the shaft core is arranged on the base body part of the electronic equipment, and the coating frame body and the driving frame body are arranged on the display part of the electronic equipment.
2. The hinge linkage of claim 1, wherein: the middle part of the coating ring barrel is provided with an arc-shaped gap A (221), one side of the coating ring barrel, facing the first shaft shoulder, is provided with an arc-shaped limiting gap B (222), and one side of the first shaft shoulder, facing the second shaft section, is provided with a limiting stop (16) which is matched with the limiting gap B for limiting.
3. The hinge linkage of claim 1, wherein: the plane of the clamping arm is perpendicular to the plane of the driving frame body.
4. The hinge linkage of claim 1, wherein: the upper side edge of the middle part of the side arm is provided with a downward concave arc-shaped avoiding groove (411), the lower side edge of the middle part of the side arm is provided with a downward convex arc-shaped reinforcing lug (412) corresponding to the avoiding groove, the rotating shaft is arranged at the position of the reinforcing lug, and the gravity center of the rotating shaft is lower than that of the pin shaft.
5. The hinge linkage of claim 4, wherein: screen driving medium one end has waist shape hole (51), waist shape hole movable sleeve is located in the pivot, screen driving medium middle part has keeps away the position empty groove (52) of keeping away of carriage body.
6. The hinge linkage of claim 1, wherein: and a roller (140) is arranged between the other ends of the two side arms, and the middle rod is arranged close to the roller.
7. The hinge linkage of claim 1, wherein: the driven gear includes that the cross-section is circular shape gear body A and forms in gear body A outside be sectorial straight-tooth A, the driving gear including be sectorial gear body B with form in gear body B's arc limit be sectorial straight-tooth B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920094484.9U CN209838931U (en) | 2019-01-21 | 2019-01-21 | Hinge linkage mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920094484.9U CN209838931U (en) | 2019-01-21 | 2019-01-21 | Hinge linkage mechanism |
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| Publication Number | Publication Date |
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| CN209838931U true CN209838931U (en) | 2019-12-24 |
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| CN201920094484.9U Active CN209838931U (en) | 2019-01-21 | 2019-01-21 | Hinge linkage mechanism |
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| CN (1) | CN209838931U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109654114A (en) * | 2019-01-21 | 2019-04-19 | 昆山玮硕恒基智能科技股份有限公司 | Hinge linkage mechanism |
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2019
- 2019-01-21 CN CN201920094484.9U patent/CN209838931U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109654114A (en) * | 2019-01-21 | 2019-04-19 | 昆山玮硕恒基智能科技股份有限公司 | Hinge linkage mechanism |
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