CN217841284U - Mechanism and IVD equipment open and shut - Google Patents
Mechanism and IVD equipment open and shut Download PDFInfo
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- CN217841284U CN217841284U CN202221734162.4U CN202221734162U CN217841284U CN 217841284 U CN217841284 U CN 217841284U CN 202221734162 U CN202221734162 U CN 202221734162U CN 217841284 U CN217841284 U CN 217841284U
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- guide
- elastic
- connecting rod
- guide sleeve
- opening
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Abstract
The utility model provides an opening and closing mechanism and IVD equipment, including face-piece, first rotating member, elastic component, connecting rod and support, rotate through the first rotating member between the face-piece and the support and connect, the elastic component is installed in the support, one end of the connecting rod rotates with the elastic component and connects, the other end of the connecting rod rotates with the face-piece and connects; when the face shell rotates relative to the support, the face shell drives the connecting rod to rotate so as to compress the elastic assembly or enable the elastic assembly to recover elastic deformation, and the elastic assembly and the first rotating piece provide supporting force for hovering of the face shell. The utility model discloses a face-piece self gravity moment is overcome to the support moment that elastic component provided to the realization effect of hovering.
Description
Technical Field
The utility model belongs to the technical field of the medical instrument technique and specifically relates to indicate a mechanism and IVD equipment open and shut.
Background
In IVD (In Vitro Diagnostic products) devices, there are many cases where it is necessary for an operator or maintenance staff to open the front housing, perform reagent replacement or troubleshooting, and a mechanism is needed to allow the user to open and close the front housing In a labor and time saving manner.
In the present trade, opening and shutting of face-piece mainly realizes through hinge and air spring cooperation, though can realize that the face-piece multi-angle hovers, the control face-piece angle etc. that opens and shuts, opens at face-piece at that time after the air spring expose, because this is the human-computer interaction region, so not only occupy more operating space, but also influence beautifully.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve not enough among the prior art to a certain extent at least, provide a mechanism and IVD equipment open and shut.
The embodiment of the utility model provides an opening and closing mechanism, including face-piece, first rotating member, elastic component, connecting rod and support, rotate through the first rotating member between the face-piece and the support and connect, the elastic component is installed in the support, one end of the connecting rod with the elastic component rotate and connect, the other end of the connecting rod with the face-piece rotate and connect;
when the face shell rotates relative to the support, the face shell drives the connecting rod to rotate so as to compress the elastic assembly or enable the elastic assembly to recover elastic deformation, and the elastic assembly and the first rotating piece provide supporting force for hovering of the face shell.
Furthermore, the elastic assembly comprises two elastic pieces, a guide sleeve piece and two guide rods, the guide rods are arranged in the bracket, the guide sleeve piece is sleeved on the two guide rods, the two elastic pieces are sleeved on the corresponding guide rods, one end of each elastic piece is abutted against the bracket, the other end of each elastic piece is abutted against the guide sleeve piece, and the guide sleeve piece is rotatably connected with one end, far away from the face shell, of the connecting rod; wherein, the guide sleeve part is a double-shaft guide sleeve.
Furthermore, the elastic assembly comprises an elastic part, a guide sleeve part and a guide rod, the guide rod is arranged in the bracket, the elastic part and the guide sleeve part are sleeved on the guide rod, one end of the elastic part is abutted against the bracket, the other end of the elastic part is abutted against the guide sleeve part, and the guide sleeve part is rotatably connected with one end of the connecting rod, which is far away from the face shell; wherein, the guide sleeve part is a single-shaft guide sleeve.
Furthermore, the guide device also comprises a guide plate with a guide groove, the guide plate is arranged on the bracket, and the connecting rod is connected with the guide sleeve piece through the guide groove.
Further, still include the second and rotate the piece, lead the external member with pass through between the connecting rod the second rotates the piece and rotates the connection, the connecting rod with pass through between the face-piece the second rotates the piece and rotates the connection.
Furthermore, the second rotating part is in clearance fit with the connecting rod.
Further, the connecting rod include first branch portion and with first branch portion integrated into one piece's second branch portion, first branch portion with the second has the contained angle between the branch portion, first branch portion with the face-piece rotates to be connected, second branch portion with elastic component rotates to be connected.
Furthermore, a connecting piece is arranged on the face shell and is in rotating connection with the connecting rod.
Furthermore, the guide arm is close to the one end of face-piece is provided with the bolster, the bolster set up in the guide arm with between the support.
The IVD equipment comprises the opening and closing mechanism and the main body part, and the opening and closing mechanism is assembled on the main body part.
The embodiment of the utility model provides a beneficial effect lies in: the utility model discloses a face-piece is fixed at the corresponding position of support through first rotation piece, and when the face-piece rotated, the face-piece drove the connecting rod and rotates, and along with the rotation of face-piece, connecting rod compression elastic component or make elastic component resume elastic deformation simultaneously to provide the support moment who overcomes face-piece self gravity moment, thereby realize the effect of hovering.
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 schematic structural view of an opening and closing mechanism according to a first embodiment of the present invention;
fig. 2 is an exploded view of an opening and closing mechanism according to a first embodiment of the present invention;
fig. 3 is a schematic diagram of the opening and closing mechanism provided by the embodiment of the present invention for realizing free hovering of the surface shell;
fig. 4 is a torque diagram of the opening and closing mechanism provided by the embodiment of the present invention for realizing free hovering of the surface shell;
fig. 5 is a schematic view of a closed position of the front shell according to an embodiment of the present invention;
fig. 6 is a diagram illustrating movement of a panel to a position according to an embodiment of the present invention;
fig. 7 is a schematic view illustrating a fully opened front cover according to a first embodiment of the present invention;
fig. 8 is a schematic structural view of an opening and closing mechanism according to a second embodiment of the present invention;
fig. 9 is an exploded view of the opening and closing mechanism according to the second embodiment of the present invention;
fig. 10 is an exploded view of the opening and closing mechanism according to the third 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.
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.
The utility model provides an IVD equipment, including opening and shutting mechanism and main part, opening and shutting mechanism assembles in the main part for realize that the freedom of face-piece 1 hovers, be applied to like products such as full-automatic specific protein analysis appearance.
Referring to fig. 1 and 2, an embodiment of the present invention provides an opening and closing mechanism, including a face shell 1, a first rotating member 2, an elastic component 3, a connecting rod 4 and a bracket 5, wherein the face shell 1 and the bracket 5 are rotatably connected through the first rotating member 2, the elastic component 3 is installed in the bracket 5, one end of the connecting rod 4 is rotatably connected with the elastic component 3, and the other end of the connecting rod 4 is rotatably connected with the face shell 1; when the face shell 1 rotates relative to the bracket 5, the face shell 1 drives the connecting rod 4 to rotate so as to compress the elastic component 3 or make the elastic component 3 recover elastic deformation, and the elastic component 3 and the first rotating part 2 provide supporting force for hovering of the face shell 1.
The face-piece 1 of this embodiment is fixed at 5 corresponding positions of support through first rotation piece 2, and when face-piece 1 rotated, face-piece 1 drove connecting rod 4 and rotates, and simultaneously along with face-piece 1's rotation, connecting rod 4 compression elastic component 3 or make elastic component 3 resume elastic deformation to provide the support moment who overcomes face-piece 1 self gravity moment, thereby realize the effect of hovering.
Referring to fig. 1 and 2, in the present embodiment, the bracket 5 is used as a supporting member to be assembled on the main body portion (or placed on the platform), one end of the first rotating member 2 is installed on the bracket, and an installation groove 51 is formed at a corresponding position, and the elastic member 3 is installed in the installation groove 51 and hidden in the bracket 5, so that the occupied operation space is reduced, and the appearance is more beautiful. The panel shell 1 is used as a movable component and is fixed at the other end of the first rotating member 2 so as to realize the motion track motion of the panel shell 1 around the first rotating member 2. The connecting piece 11 is arranged at the corresponding position of the face shell 1 and rotates along with the face shell 1, and the connecting piece 11 is rotatably connected with the connecting rod 4, namely the connecting rod 4 can rotate around the connecting rod 4 by taking the connecting rod as an axis. Specifically, the connecting member 11 includes a fixing portion 111 and a connecting portion 112, the fixing portion 111 is fixed to the face shell 1, the connecting portion 112 is rotatably connected to the link 4, so as to facilitate rotation between the link 4 and the connecting portion 112 and avoid collision, and a length of a portion where the link 4 overlaps the connecting portion 112 is smaller than a length of the connecting portion 112. In the present embodiment, in order to reduce the manufacturing difficulty of the panel 1, the fixing portion 111 and the connecting portion 112 have an included angle, in this case, the fixing portion 111 can be directly fixed on the side surface of the panel 1, and in order to avoid the collision with the fixing portion 111 when the connecting rod 4 rotates, the fixing portion 111 and the connecting portion 112 are preferably arranged perpendicularly. Of course, in some other embodiments, the fixing portion 111 and the connecting portion 112 are an integral long strip, that is, an included angle between the fixing portion 111 and the connecting portion 112 is 180 °, and at this time, a notch may be formed on the face casing 1 to facilitate the insertion and fixing of the connecting portion 112. The shape of the connecting member 11 is not particularly limited, as long as the connecting member 11 moves along with the panel 1 to move the connecting rod 4 during the closing process of the panel 1.
Referring to fig. 2, in the present embodiment, the connecting rod 4 includes a first branch portion 41 and a second branch portion 42 integrally formed with the first branch portion 41, the first branch portion 41 is rotatably connected to the panel 1, and the second branch portion 42 is rotatably connected to the elastic component 3 to connect the panel 1 and the bracket 5. The first branch portion 41 and the second branch portion 42 in this embodiment form an included angle therebetween, so as to facilitate connection between the face shell 1 and the elastic component 3, convert rotation of the face shell 1 into linear motion along the guide rod 33, and improve strength and toughness of the connecting rod 4. Of course, it is preferable that the first branch portion 41 and the second branch portion 42 enclose to form an arc structure, so that the rotation performance is better, the rotation is smoother, and the locking is prevented.
Referring to fig. 1 to 7, in the present embodiment, the double guide rods 33 are taken as an example, that is, the guide rods 33 are two groups, and the elastic component 3 includes two elastic parts 31, a guide sleeve part 32 and two guide rods 33, wherein the guide sleeve part 32 adopts a double-shaft guide sleeve, that is, the guide sleeve part 32 has two sleeve holes for being sleeved on the two guide rods 33. Specifically, the two guide rods 33 are mounted in the mounting groove 51 of the bracket 5 through fasteners such as screws and the like, and are limited by the bracket 5 in the axial direction and the radial direction, and the guide sleeve piece 32 is sleeved on the two guide rods 33 and can linearly slide along the guide rods 33; the two elastic pieces 31 are sleeved on the corresponding guide rods 33, one end of each elastic piece 31 is abutted with the corresponding support 5, the other end of each elastic piece 31 is abutted with the corresponding guide sleeve piece 32, the two ends of each elastic piece 31 are limited through the corresponding supports 5 and the corresponding guide sleeve pieces 32, and supporting force is provided for the face shell 1 to hover; meanwhile, the guide sleeve part 32 is rotatably connected with one end of the connecting rod 4 far away from the face shell 1, so that the rotation of the connecting rod 4 is converted into linear sliding motion.
One end of the connecting rod 4 is fixed on the side surface of the guide sleeve part 32 (namely, revolute pair connection), and the other end is fixed on the connecting piece 11 (namely, revolute pair connection); when the face shell 1 rotates (opens or closes) along the bracket 5 through the first rotating part 2, the connecting part 11 is driven to rotate so as to drive the connecting rod 4 to rotate, the connecting rod 4 converts the rotation into linear motion along the guide rod 33, and the guide sleeve part 32 is driven to move so as to compress the elastic part 31 to overcome the gravity of the face shell 1, so that the hovering effect is realized; of course, the panel shell 1 may also rotate along the bracket 5 through the first rotating member 2, so as to drive the connecting member 11 to rotate, so as to drive the connecting rod 4 to rotate, the connecting rod 4 converts the rotation into a linear motion along the guide rod 33, and drives the guide sleeve member 32 to move to release the potential energy of the elastic member 31 (i.e., the elastic member 31 recovers the elastic deformation) to provide a supporting force to overcome the gravity of the panel shell 1, thereby achieving the hovering effect. In this embodiment, the elastic member 31 may be a spring member such as a compression spring or a tension spring, which is not limited herein as long as it can provide a supporting force for hovering the panel housing 1. The guide sleeve component in this embodiment is composed of 2 or more uniaxial guide sleeves, that is, in some embodiments, the guide sleeve component may also be a three-sleeve or a four-sleeve, which is not particularly limited herein.
It should be noted that, after the panel shell 1 is opened, the supporting moment provided by the elastic member 31 overcomes the gravity moment of the panel shell 1 itself, so as to realize the hovering effect, a certain position in the opening process is taken to perform moment analysis, as shown in fig. 3, and the following formula can be obtained according to the moment analysis; t is F ＝F 1 *L F ，T M ＝M*L M If free hovering is to be achieved, T is required F ≥T M 。
Referring to fig. 8 to 10, in other embodiments, a single guide rod 33 may be taken as an example, that is, the guide rod 33 is a group, and the elastic component 3 includes an elastic component 31, a guide sleeve component 32 and the guide rod 33, where the guide sleeve component 32 is a uniaxial guide sleeve, that is, the guide sleeve component 32 has a sleeve hole for being sleeved on the guide rod 33. Specifically, the guide rod 33 is mounted in the mounting groove 51 of the bracket 5 through a fastener such as a screw, and is limited by the bracket 5 in the axial direction and the radial direction, and the guide sleeve part 32 is sleeved on the guide rod 33 and can linearly slide along the guide rod 33; the elastic piece 31 is sleeved on the guide rod 33, one end of the elastic piece 31 is abutted with the bracket 5, the other end of the elastic piece 31 is abutted with the guide sleeve piece 32, the two ends of the elastic piece 31 are limited by the bracket 5 and the guide sleeve piece 32, and supporting force is provided for hovering the face shell 1; meanwhile, the guide sleeve part 32 is rotatably connected with one end of the connecting rod 4 far away from the face shell 1, so that the rotation of the connecting rod 4 is converted into linear sliding motion.
One end of the connecting rod 4 is fixed on the side surface of the guide sleeve member 32 (namely, revolute pair connection), and the other end is fixed on the connecting member 11 (namely, revolute pair connection); when the face shell 1 rotates (opens or closes) along the bracket 5 through the first rotating part 2, the connecting part 11 is driven to rotate so as to drive the connecting rod 4 to rotate, the connecting rod 4 converts the rotation into linear motion along the guide rod 33, and the guide sleeve part 32 is driven to move so as to compress the elastic part 31 to overcome the gravity of the face shell 1, so that the hovering effect is realized; of course, the panel shell 1 may also rotate along the bracket 5 through the first rotating member 2, so as to drive the connecting member 11 to rotate, so as to drive the connecting rod 4 to rotate, the connecting rod 4 converts the rotation into a linear motion along the guide rod 33, and drives the guide sleeve member 32 to move to release the potential energy of the elastic member 31 (i.e., the elastic member 31 recovers the elastic deformation) to provide a supporting force to overcome the gravity of the panel shell 1, thereby achieving the hovering effect.
It should be noted that the elastic element 31 may be a spring element such as a compression spring or a tension spring (as shown in fig. 10), which is not limited herein, as long as it can provide a supporting force for hovering the panel housing 1.
Referring to fig. 2, in some embodiments, the apparatus further includes a second rotating member 6, wherein the second rotating member 6 is a rotating shaft. At this time, the guide sleeve member 32 is rotatably connected to the link 4 via the second rotating member 6, and the link 4 is rotatably connected to the face housing 1 via the second rotating member 6. Namely, the second rotating part 6 passes through the connecting rod 4 and the guide sleeve part 32 to realize the rotating connection of the connecting rod 4 and the guide sleeve part 32 and limit the connecting rod 4 and the guide sleeve part in the axial direction; the second rotating piece 6 penetrates through the connecting rod 4 and the connecting piece 11 to realize the rotating connection of the connecting rod 4 and the connecting piece 11 and limit the connecting rod 4 and the connecting piece 11 in the axial direction. Meanwhile, the second rotating part 6 and the hole of the connecting rod 4 are in small clearance fit in the radial direction and the axial direction, and the shaking generated in the opening and closing process can be effectively improved by matching with the guide rod 33 and the guide sleeve part 32, wherein preferably, the minimum fit clearance is 0.05mm-0.1mm on one side; the second rotating member 6 may be a rotating shaft, or other rotating member, as long as the rotating connection can be achieved.
When the guide member is a uniaxial guide, the guide plate 7 having the guide groove 71 is attached to the bracket 5, the guide member 32 and the link 4 are respectively located on both sides of the guide plate 7, and the link 4 and the guide member 32 are connected by the guide groove 71. Specifically, the second rotating member 7 sequentially passes through the connecting rod 4 and the guide groove 71 and is connected to the guide sleeve member 32, and the second rotating member 7 slides along the guide groove 71 to drive the guide sleeve member 32 and the connecting rod 4 to slide. The width of the guide groove 71 is preferably larger than the width of the second rotating member 7 to facilitate the rotation of the second rotating member 7. The guide groove 71 in this embodiment guides the sliding of the guide sleeve 32 and also limits the position of the guide sleeve 32.
Of course, the two ways of cooperation between the guide sleeve member 32 and the guide rod 33 may be used interchangeably. Compared with a single-shaft sleeve structure, the double-shaft sleeve structure has the advantages that the guide sleeve piece 32 and the guide groove 71 are not required to be matched, the installation is convenient, the service life is long, and the structure is stable; compared with a double-shaft sleeve structure, the single-shaft sleeve structure has lower cost.
Referring to fig. 2, in practical application, a buffer 8 is disposed at an end of the guide rod 33 close to the panel case 1, and the buffer 8 is disposed between the guide rod 33 and the bracket 5. When the panel shell 1 is opened to a specified position (such as an extreme position), the guide sleeve part 32 is matched to provide soft contact for the panel shell, so that the shaking and the sound caused by impact are reduced, and a buffering effect is achieved.
Referring to fig. 2, in the present embodiment, a fixing groove 52 is formed on the bracket 5 for mounting the first rotating member 2. The first rotating piece 2 can be a hinge, one end of the hinge is hinged to the face shell 1, the other end of the hinge is hinged to the support 5, the support 5 and the face shell 1 are connected, a track is provided for the overturning motion of the face shell 1, and the overturning track is limited. Of course, in other embodiments, the first rotating member 2 may also be a hinge, the hinge includes two leaves and a connecting shaft, the two leaves are rotatably connected by the connecting shaft, and two ends (i.e. the two leaves) of the hinge are respectively fixedly connected with the face shell 1 and the bracket 5; alternatively, the first rotating member 2 may be a rotating shaft as long as a mechanism for relative rotational movement can be provided, and the structure of the first rotating member 2 is not particularly limited.
It should be noted that, in the present embodiment, 1 first rotating member 2 is taken as an example, and of course, the number of the first rotating members 2 may also be 2, 3 or more, and may be adjusted as needed, and the number is not limited herein.
To sum up, the utility model provides an opening and shutting mechanism and IVD equipment, its most structure is hidden inside the instrument, can realize that face-piece 1 freely hovers to can be more free control the biggest angle that opens and shuts of face-piece 1 through adjusting, practice thrift the cost more.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (10)
1. The opening and closing mechanism is characterized by comprising a face shell, a first rotating piece, an elastic assembly, a connecting rod and a support, wherein the face shell is rotatably connected with the support through the first rotating piece;
when the face shell rotates relative to the support, the face shell drives the connecting rod to rotate so as to compress the elastic assembly or enable the elastic assembly to recover elastic deformation, and the elastic assembly and the first rotating piece provide supporting force for hovering of the face shell.
2. The opening and closing mechanism according to claim 1, wherein the elastic assembly comprises two elastic members, a guide sleeve member and two guide rods, the guide rods are mounted in the brackets, the guide sleeve member is sleeved on the two guide rods, the two elastic members are sleeved on the corresponding guide rods, one end of each elastic member abuts against the bracket, the other end of each elastic member abuts against the guide sleeve member, and the guide sleeve member is rotatably connected with one end of the connecting rod, which is far away from the face shell; wherein, the guide sleeve part is a double-shaft guide sleeve.
3. The opening and closing mechanism according to claim 1, wherein the elastic component comprises an elastic member, a guide sleeve member and a guide rod, the guide rod is mounted in the bracket, the elastic member and the guide sleeve member are sleeved on the guide rod, one end of the elastic member abuts against the bracket, the other end of the elastic member abuts against the guide sleeve member, and the guide sleeve member is rotatably connected with one end of the connecting rod, which is far away from the face shell; wherein, the guide sleeve part is a single-shaft guide sleeve.
4. The opening and closing mechanism according to claim 3, further comprising a guide plate having a guide groove, wherein the guide plate is mounted to the holder, and the link is connected to the guide member through the guide groove.
5. The opening and closing mechanism according to any one of claims 2 to 4, further comprising a second rotating member, wherein the guide sleeve member is rotatably connected to the connecting rod via the second rotating member, and the connecting rod is rotatably connected to the face housing via the second rotating member.
6. The opening and closing mechanism of claim 5 wherein said second rotating member is a clearance fit with said connecting rod.
7. The opening and closing mechanism according to claim 1, wherein said connecting rod includes a first branch portion and a second branch portion integrally formed with said first branch portion, an included angle is formed between said first branch portion and said second branch portion, said first branch portion is rotatably connected to said panel housing, and said second branch portion is rotatably connected to said elastic member.
8. The opening and closing mechanism according to claim 1, wherein a connecting member is provided on said face housing, said connecting member being rotatably connected to said connecting rod.
9. The opening and closing mechanism according to any one of claims 2 or 3, wherein a buffer member is provided at an end of the guide rod adjacent to the face shell, and the buffer member is provided between the guide rod and the bracket.
10. An IVD device comprising an opening and closing mechanism as claimed in any one of claims 1 to 9 and a body portion to which the opening and closing mechanism is fitted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221734162.4U CN217841284U (en) | 2022-07-06 | 2022-07-06 | Mechanism and IVD equipment open and shut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221734162.4U CN217841284U (en) | 2022-07-06 | 2022-07-06 | Mechanism and IVD equipment open and shut |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217841284U true CN217841284U (en) | 2022-11-18 |
Family
ID=84034268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221734162.4U Active CN217841284U (en) | 2022-07-06 | 2022-07-06 | Mechanism and IVD equipment open and shut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217841284U (en) |
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2022
- 2022-07-06 CN CN202221734162.4U patent/CN217841284U/en active Active
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