CN213510112U - Electric lifting mechanism for box cover and infant culture device - Google Patents
Electric lifting mechanism for box cover and infant culture device Download PDFInfo
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- CN213510112U CN213510112U CN202022162040.XU CN202022162040U CN213510112U CN 213510112 U CN213510112 U CN 213510112U CN 202022162040 U CN202022162040 U CN 202022162040U CN 213510112 U CN213510112 U CN 213510112U
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- rotating shaft
- crank
- driving
- rotatably connected
- box cover
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Abstract
The utility model relates to a case lid electric lifting mechanism and a baby culture device, which comprises a base body, a double-crank mechanism and a driving mechanism, wherein the double-crank mechanism comprises a driving crank and a driven crank which are parallel to each other and have the same action length; one end of the driven crank is rotatably connected to the base body through a third rotating shaft, and the other end of the driven crank is rotatably connected to the box cover through a fourth rotating shaft; the driving mechanism is in transmission connection with the first rotating shaft and used for driving the driving crank to rotate around the axis of the first rotating shaft. The embodiment of the utility model provides a drive mechanism drives double crank mechanism and rotates to driving the case lid along the rising or decline of arc orbit, accomplishing opening or the lid of case lid and closing the action, enabling the in-process that the case lid rises or descends and keeping the horizontality all the time, and guarantee that the case lid can be better when the lid closes on the box and the box cooperation.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, especially, relate to case lid electric lift mechanism and infant culture apparatus.
Background
Along with the improvement of the living standard of people, the demand on medical equipment is more and more diversified, and the infant culture device is the medical equipment that can provide suitable humiture, clean cultivation treatment environment of air for the infant. The existing infant culture device comprises components such as an infant box, a stand column and a control unit, wherein a humidifier, a heating device, a ventilation device, an air purification device and other environment adjusting devices are installed in the infant box.
The baby box is provided with a transparent box cover, medical staff can observe the condition of a baby through the box cover, a heating lamp is usually arranged inside the box cover, the box cover of the conventional baby box is generally arranged on an upright post through a flip-type rotating mechanism or a guide rail type lifting mechanism, the horizontal state cannot be kept when the box cover is opened by adopting the connection mode of the flip-type rotating mechanism, so that the heating lamp cannot effectively provide heat for the box body, and the problem of insufficient fit is easily caused when the box cover is closed on the box body of the baby box; and the connection mode of the guide rail type lifting mechanism can keep a horizontal state when the box cover is opened and can be well matched with the box body when the box cover is closed, but the mode needs larger occupied installation space.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the deficiencies in the prior art to at least a certain extent, and provide an electric lifting mechanism for a box cover and a baby culture device.
In order to achieve the above object, the utility model provides a case lid electric lift mechanism, include:
a substrate;
the double-crank mechanism comprises a driving crank and a driven crank which are parallel to each other and have the same action length, one end of the driving crank is rotatably connected to the base body through a first rotating shaft, and the other end of the driving crank is rotatably connected to the box cover through a second rotating shaft; one end of the driven crank is rotatably connected to the base body through a third rotating shaft, and the other end of the driven crank is rotatably connected to the box cover through a fourth rotating shaft;
and the driving mechanism is arranged on the base body, is in transmission connection with the first rotating shaft and is used for driving the driving crank to rotate around the axis of the first rotating shaft.
In one embodiment, the double-crank mechanism further comprises a connecting piece, the second rotating shaft and the fourth rotating shaft are both arranged on the connecting piece, and the connecting piece is used for being fixed on the box cover.
In one embodiment, the driving mechanism includes a driving motor and a speed reducer, and the driving motor is in transmission connection with the first rotating shaft through the speed reducer.
In one embodiment, the gas spring further comprises a gas spring, one end of the gas spring is rotatably connected to the base body through a fifth rotating shaft, the other end of the gas spring is rotatably connected to the middle part of the driving crank or the driven crank through a sixth rotating shaft, and a connecting line between the first rotating shaft and the second rotating shaft is not parallel to a central line of the gas spring.
In one embodiment, a fixing seat is disposed below the first rotating shaft on the base, and the third rotating shaft and the fifth rotating shaft are both disposed on the fixing seat.
In one embodiment, the driving crank includes two opposite first connecting rods, two ends of the sixth rotating shaft are respectively fixed to the middle portions of the two first connecting rods, and the other end of the gas spring is rotatably connected to the sixth rotating shaft.
In one embodiment, the driven crank comprises two opposite second connecting rods, and the two second connecting rods are respectively positioned at the outer sides of the two first connecting rods.
In one embodiment, the first and second links are each in the shape of a boomerang and are made of sheet material.
The utility model also provides an infant culture device, include as above embodiment case lid electric lift mechanism.
In one embodiment, the device further comprises an angle detection assembly and a control system, wherein the angle detection assembly is arranged on the driving mechanism, an input end of the control system is connected with the angle detection assembly, an output end of the control system is connected with the driving mechanism, and the angle detection assembly can detect the rotating angle of the first rotating shaft, so that the control system controls the driving mechanism to drive the first rotating shaft to rotate.
From the aforesaid the embodiment of the utility model provides a can know, drive driven crank and then same direction rotation when driving initiative crank pivoted through actuating mechanism to drive the case lid along the rising or the decline of arc orbit, accomplish opening or the lid of case lid and close the action, enable the in-process that the case lid rises or descends and remain the horizontality throughout, and guarantee that the case lid can be better when the lid closes on the box and the box cooperation.
Drawings
In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a side view of an embodiment of the present invention;
fig. 2 is a schematic perspective view of the embodiment of the present invention in an open state;
fig. 3 is a schematic view illustrating a connection between a driving mechanism and a first rotating shaft according to an embodiment of the present invention;
fig. 4 is a schematic connection diagram of a gas spring according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention, and all other embodiments obtained by those skilled in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "circumferential", "radial", and the like, indicate the orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do 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, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1-2, the present invention discloses a box cover electric lifting mechanism applied to a baby culturing device for controlling the opening and closing of a box cover of a baby box on the baby culturing device. The electric lid lifting mechanism of the present embodiment includes a base 10, a double crank mechanism 20, and a drive mechanism 30.
The base 10 is fixed on the upright of the infant culture apparatus, or the base 10 and the upright are of an integrally formed structure.
The double-crank mechanism 20 comprises a driving crank 21 and a driven crank 24 which are parallel to each other and have the same action length, one end of the driving crank 21 is rotatably connected to the base body 10 through a first rotating shaft 22, and the other end of the driving crank is rotatably connected to the box cover 40 through a second rotating shaft 23; one end of the driven crank 24 is rotatably connected to the base 10 through a third rotating shaft 25, and the other end is rotatably connected to the case cover 40 through a fourth rotating shaft 26; specifically, the dual-crank mechanism 20 further includes a connecting member 27, the second rotating shaft 23 and the fourth rotating shaft 26 are both disposed on the connecting member 27, and the connecting member 27 is configured to be fixed on the case cover 40, so that the dual-crank mechanism 20 is connected with the case cover 40 through the connecting member 27.
The driving mechanism 30 is disposed on the base 10, and is in transmission connection with the first rotating shaft 22, so as to drive the driving crank 21 to rotate around the first rotating shaft 22.
According to the electronic elevating system of case lid of this embodiment, the driving crank 21, driven crank 24, first rotation axis 22, second rotation axis 23, third rotation axis 25 and fourth rotation axis 26 constitute parallel double crank mechanism 20 jointly, thereby make actuating mechanism 30 drive driven crank 24 and follow same direction rotation when driving crank 21 pivoted, thereby drive the ascending or decline of case lid 40 along the arc orbit, accomplish opening or the action of closing of case lid 40, the in-process that so structure can make case lid 40 rise or descend keeps the horizontality all the time, and guarantee that case lid 40 can be better when closing on the box with the box cooperation.
The driving mechanism 30 of the present embodiment includes a driving motor 31 and a speed reducer 32, and the driving motor 31 is in transmission connection with the first rotating shaft 22 through the speed reducer 32. Specifically, the double-crank mechanism 20 is arranged on one side of the substrate 10, the driving mechanism 30 is arranged on the other side of the substrate 10, the output shaft of the driving motor 31 is provided with a driving gear 311, and the reducer 32 is a transmission gear 321 meshed with the driving gear 311 and a driven gear 322 meshed with the transmission gear 321; the first rotating shaft 22 is rotatably disposed on the base 10 through a supporting bearing 222, two ends of the first rotating shaft respectively extend out from two sides of the base 10, one end of the first rotating shaft facing the driving mechanism 30 is fixedly connected with a driven gear 322, and the driven gear 322 is in transmission connection with the driving gear 311 through a transmission gear 321; a connecting portion 221 is integrally formed at one end of the first rotating shaft 22 facing the double crank mechanism 20, and one end of the driving crank 21 is fixed to the connecting portion 221.
The speed reducer 32 according to the present embodiment is not limited to the speed reducing mechanism having the gear structure, and may be a speed reducing mechanism having another form such as a timing belt, a sprocket, a worm gear, or the like.
In one embodiment, in order to avoid the hard contact between the cover 40 and the box when the cover is closed, the electric cover lifting mechanism of the present embodiment further includes an air spring 50, a connecting end of the air spring 50 is rotatably connected to the base 10 through a fifth rotating shaft 51, and a free end of the air spring is rotatably connected to the middle of the driving crank 21 or the driven crank 24 through a sixth rotating shaft 52.
Wherein the first rotation axis 22 is located above the third rotation axis 25, and the second rotation axis 23 is located above the fourth rotation axis 26;
in the present embodiment, the line connecting the first rotating shaft 22 and the sixth rotating shaft 52 and the center line of the gas spring 50 are not on the same line, and the extension line of the telescopic end of the gas spring 50 in the extension direction is at the upper end of the line connecting the first rotating shaft 22 and the sixth rotating shaft 52, and the fifth rotating shaft 51 is located below and to the left of the first rotating shaft 22.
It should be noted that the connecting line between the first rotating shaft 22 and the second rotating shaft 23 is not parallel to the center line of the gas spring 50, i.e., the connecting line between the first rotating shaft 22 and the second rotating shaft 23 and the center line of the gas spring 50 form an angle θ greater than 0, and the angle θ varies with the expansion and contraction length of the gas spring 50. In this way, in the process that the driving mechanism 30 drives the double-crank mechanism 20 to drive the box cover 40 to descend, since the elastic acting force of the gas spring 50 plays a damping role for the rotation of the double-crank mechanism 20, the speed of the box cover 40 during descending and covering is slowed down, so that the box cover 40 is smoothly and stably covered on the box body; in the process that the driving mechanism 30 drives the dual-crank mechanism 20 to lift the case cover 40, the gas spring 50 can provide an upward component force to the case cover 40 to assist the driving mechanism 30 in providing a power.
Further, a fixed seat 53 is disposed below the position of the first rotating shaft 22 on the base 10, and the third rotating shaft 25 and the fifth rotating shaft 51 are both disposed on the fixed seat 53; the fifth rotating shaft 51 is located below the third rotating shaft 25, and when the driving mechanism 30 drives the dual-crank mechanism 20 to lift the case cover 40, the elastic force of the gas spring 50 plays a role of auxiliary support.
In a preferred embodiment, the driving crank 21 includes two opposite first links 211, the first links 211 are in a boomerang shape and made of a plate material, so as to improve the structural strength of the driving crank 21, the connecting ends of the two first links 211 are respectively disposed on both sides of a fixed block 28 along the axial direction of the first rotating shaft 22, and the two first links 211 and the fixed block 28 are fastened to the connecting portion 221 of the first rotating shaft 22 by screws; the free ends of the two first links 211 are fixed to both ends of the second rotating shaft 23, respectively. Both ends of the sixth rotating shaft 52 are respectively fixed on the middle parts of the two first connecting rods 211, and the free end of the gas spring 50 is rotatably connected to the sixth rotating shaft 52; thus, the gas spring 50 is hidden between the two first connecting rods 211, and the structure is more compact.
Further, the driven crank 24 includes two opposite second connecting rods 241, the second connecting rods 241 are also in the shape of boomerang and made of plate material, the connecting ends of the two second connecting rods 241 are respectively installed on both ends of the third rotating shaft 25, the free ends are respectively installed on both ends of the fourth rotating shaft 26, and the lengths of the third rotating shaft 25 and the fourth rotating shaft 26 are greater than that of the second rotating shaft 23, so that the two second connecting rods 241 are respectively located outside the two first connecting rods 211.
Further, the driving crank 21 and the driven crank 24 are parallel to each other and have the same action length, specifically, for the first connecting rod 211 and the second connecting rod 241 on the same side, the connecting holes are formed in the first connecting rod 211 and the second connecting rod 241 so as to be rotatably connected to the base body 10 and the case cover 40, the length of the connecting line of the two connecting holes in the first connecting rod 211 is equal to the length of the connecting line of the two connecting holes in the second connecting rod 211, the two connecting holes in the first connecting rod 211 are parallel to each other, and the two connecting holes in the first connecting rod 211 do not overlap with the two connecting holes in the second connecting rod 211.
In this embodiment, the electric lifting mechanism for the box cover is applied to an infant culturing device, wherein the infant culturing device further comprises an angle detecting component and a control system, the angle detecting component is arranged on the driving mechanism 30, an input end of the control system is connected with the angle detecting component, an output end of the control system is connected with the driving mechanism 30, and the angle detecting component can detect a rotating angle of the first rotating shaft 22, so that the control system controls the driving mechanism 30 to drive the first rotating shaft 22 to rotate.
Specifically, angle detection device is including setting up the angle sensor in reduction gear 32, and wherein angle sensor is including setting up light sense receiver and the photoelectric detection piece in reduction gear 32, and the outer wall at first rotation axis 22 is established to the photoelectric detection piece cover, and the week side of photoelectric detection piece is provided with detects the position, and the quantity that detects the position can set up according to actual demand, to adjacent detection position between with the axle center of first rotation axis 22 as the centre of a circle formation certain angle, through the rotation of light sense receiver response detection position messenger control system control first rotation axis 22.
In another embodiment, the angle detecting means may be a magnetic encoder disposed in the speed reducer 32, the magnetic encoder being mounted on the first rotating shaft 22, the magnetic encoder being capable of detecting the rotation angle of the first rotating shaft 22 and inputting the detected rotation angle into a control system, and the control system controlling the rotation of the motor to control the rotation of the first rotating shaft 22.
In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
Above is the description to the technical scheme that the utility model provides, to technical personnel in the field, according to the utility model discloses the thought of embodiment all has the change part on concrete implementation and range of application, to sum up, this description content should not be understood as the restriction of the utility model.
Claims (10)
1. The utility model provides a case lid electric lift mechanism which characterized in that includes:
a substrate;
the double-crank mechanism comprises a driving crank and a driven crank which are parallel to each other and have the same action length, one end of the driving crank is rotatably connected to the base body through a first rotating shaft, and the other end of the driving crank is rotatably connected to the box cover through a second rotating shaft; one end of the driven crank is rotatably connected to the base body through a third rotating shaft, and the other end of the driven crank is rotatably connected to the box cover through a fourth rotating shaft;
and the driving mechanism is arranged on the base body, is in transmission connection with the first rotating shaft and is used for driving the driving crank to rotate around the axis of the first rotating shaft.
2. The electric lifting mechanism for the box cover according to claim 1, wherein the double crank mechanism further comprises a connecting member, the second rotating shaft and the fourth rotating shaft are both disposed on the connecting member, and the connecting member is used for being fixed on the box cover.
3. The electric box cover lifting mechanism according to claim 1, wherein the driving mechanism comprises a driving motor and a speed reducer, and the driving motor is in transmission connection with the first rotating shaft through the speed reducer.
4. The electric lifting mechanism for the box cover according to claim 1, further comprising a gas spring, one end of the gas spring is rotatably connected to the base body through a fifth rotating shaft, the other end of the gas spring is rotatably connected to the middle portion of the driving crank or the driven crank through a sixth rotating shaft, and a connecting line between the first rotating shaft and the second rotating shaft is not parallel to a center line of the gas spring.
5. The electric cover lifting mechanism according to claim 4, wherein a fixing seat is provided below the first rotating shaft on the base, and the third rotating shaft and the fifth rotating shaft are both provided on the fixing seat.
6. The electric cover lifting mechanism according to claim 4, wherein the driving crank comprises two opposite first connecting rods, two ends of the sixth rotating shaft are respectively fixed to the middle portions of the two first connecting rods, and the other end of the gas spring is rotatably connected to the sixth rotating shaft.
7. The cover lifter mechanism of claim 6, wherein the driven crank includes two opposing second links, the two second links being located outside of the two first links, respectively.
8. The electric lid lifting mechanism according to claim 7, wherein the first link and the second link are each in the shape of a boomerang and made of a plate material.
9. An infant care apparatus comprising a lid motorized lift mechanism according to any one of claims 1 to 8.
10. The infant culturing device according to claim 9, further comprising an angle detecting assembly and a control system, wherein the angle detecting assembly is disposed on the driving mechanism, an input end of the control system is connected to the angle detecting assembly, an output end of the control system is connected to the driving mechanism, and the angle detecting assembly is capable of detecting an angle of rotation of the first rotating shaft, so that the control system controls the driving mechanism to drive the first rotating shaft to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022162040.XU CN213510112U (en) | 2020-09-27 | 2020-09-27 | Electric lifting mechanism for box cover and infant culture device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022162040.XU CN213510112U (en) | 2020-09-27 | 2020-09-27 | Electric lifting mechanism for box cover and infant culture device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213510112U true CN213510112U (en) | 2021-06-22 |
Family
ID=76463127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022162040.XU Active CN213510112U (en) | 2020-09-27 | 2020-09-27 | Electric lifting mechanism for box cover and infant culture device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213510112U (en) |
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2020
- 2020-09-27 CN CN202022162040.XU patent/CN213510112U/en active Active
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