CN215385293U - High-protection electric shifter - Google Patents
High-protection electric shifter Download PDFInfo
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- CN215385293U CN215385293U CN202120830207.7U CN202120830207U CN215385293U CN 215385293 U CN215385293 U CN 215385293U CN 202120830207 U CN202120830207 U CN 202120830207U CN 215385293 U CN215385293 U CN 215385293U
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- outer pipe
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Abstract
The utility model discloses a high-protection electric shifter, which comprises: the lifting mechanism comprises an underframe assembly, two groups of seat frames and a lifting mechanism, wherein the two groups of seat frames can be respectively and rotatably arranged on the underframe assembly movably; the lifting mechanism comprises at least one group of electric lifting components, each electric lifting component comprises an outer pipe element and an electric push rod, each electric push rod comprises a motor component and a push rod capable of being pushed by the motor component, one of the outer pipe element and the motor component is connected to the underframe component, the other one of the outer pipe element and the motor component is connected to the seat frame, the outer pipe element is sleeved on the shell of the motor component, the push rods are located in the outer pipe element and can push the outer pipe element to move relative to the motor component, the outer pipe element can shield the connection part of the push rods and the motor component, the outer pipe element is sleeved outside the motor component, the connection part of the motor component and the push rods can be effectively shielded, the occurrence of the situation that water flows into the motor component is reduced, and the waterproof effect is better.
Description
Technical Field
The utility model relates to the field of medical instruments, in particular to a high-protection electric shifter.
Background
The shifter in the medical equipment is usually used for transferring the patient incapable of walking by oneself, and generally comprises a seat which is opened in half and in half at the left and the right, wherein the lower part of the seat is provided with a roller, when in use, the shifter is pushed to the bedside, the chair is pushed into the bed surface, the chair is opened left and right, the patient is moved to the position corresponding to the chair, then the chair is closed, the patient is adjusted to the proper sitting posture, the shifter can be pushed out, meanwhile, in order to adapt to beds with different heights, the shifter is also provided with a height adjusting device, the traditional height adjusting device is mostly driven by hands, and the use is inconvenient, therefore, at present, some shifters are also provided with an electrically driven lifting mechanism, for example, an electric push rod is adopted, but a gap is formed at the joint of the push rod of the electric push rod and the motor main body, so that the condition of water inlet is easily caused, especially when the shifter is used in the shower room, the electric push rod is easy to damage or cause internal corrosion.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides the high-protection electric shifter which has a good waterproof effect.
A high protection electrical displacer according to an embodiment of the first aspect of the utility model, comprising: the lifting mechanism comprises an underframe assembly, two groups of seat frames and a lifting mechanism, wherein the two groups of seat frames can be respectively and rotatably arranged on the underframe assembly movably; elevating system includes at least a set of electric lift subassembly, electric lift subassembly includes outer pipe fitting, electric putter include motor element and can by the push rod that motor element promoted, outer pipe fitting with the two one of them of motor element is connected to the chassis subassembly, another is connected to the seat frame, outer pipe fitting cover is established on motor element's shell, the push rod is located in outer pipe fitting and can promote outer pipe fitting for motor element removes, and in the removal stroke that outer pipe fitting set for, outer pipe fitting can shelter from the push rod with motor element's department of meeting.
The high-protection electric shifter provided by the embodiment of the utility model at least has the following beneficial effects: the outer pipe is sleeved outside the motor assembly, so that the connection part of the motor assembly and the push rod can be effectively shielded, the condition that water flows into the motor assembly is reduced, and a better waterproof effect is achieved.
And form waterproof construction through outer pipe fitting and motor element cooperation, satisfy lift driven function simultaneously, the mechanism is simple compact.
In some embodiments of the present invention, two sets of the electric lifting assemblies are configured, and the two sets of the electric lifting assemblies are configured corresponding to the two sets of the seat frames one by one, and the two sets of the electric lifting assemblies can synchronously drive the two sets of the seat frames to move, so that the driving force is large, and the stability is good.
In some embodiments of the utility model, the outer pipe is connected with the seat frame, the motor assembly is arranged on the underframe assembly, one end of the outer pipe is of a closed structure, and the other end of the outer pipe is sleeved on a shell of the motor assembly and is respectively shielded from the side and the upper part, so that a better waterproof effect can be achieved.
In some embodiments of the utility model, a limiting mechanism capable of limiting the relative rotation of the motor assembly and the chassis assembly is arranged between the motor assembly and the chassis assembly, so as to prevent the motor assembly from rotating and affecting the normal performance of the electric push rod.
In some embodiments of the present invention, the limiting mechanism includes a limiting member disposed on the bottom frame assembly, the limiting member is provided with a non-circular positioning hole, the bottom of the motor assembly is provided with a positioning portion corresponding to the positioning hole, and the purpose of limiting the rotation of the motor assembly is achieved by the cooperation of the positioning portion and the positioning hole.
In some embodiments of the present invention, a rotation shaft is disposed on a side surface of the outer pipe, and the seat frame is provided with a connecting rod, and the connecting rod is provided with a shaft hole rotatably matched with the rotation shaft, so that the seat frame can rotate relative to the outer pipe and the underframe assembly.
In some embodiments of the present invention, a limiting structure capable of limiting the relative rotation between the motor assembly and the outer pipe may be disposed between the motor assembly and the outer pipe, for example, the motor assembly and the outer pipe are disposed in a matched non-circular structure, such as a square structure or an oval structure, or a long groove is disposed on the outer pipe, and a convex limiting portion slidably engaged with the long groove is disposed on a housing of the motor assembly, so as to achieve the purpose of limiting the rotation of the outer pipe.
In some embodiments of the present invention, both ends of the rotation shaft are respectively connected to the outer pipe member by a connection member to dispose the rotation shaft at an outer side of the outer pipe member.
In some embodiments of the utility model, a fixing pipe capable of being filled with the motor assembly is arranged on the chassis assembly so as to facilitate the installation of the motor assembly.
In some embodiments of the utility model, the fixing pipe is provided with a threaded through hole, a fixing bolt is arranged at the threaded through hole, and the fixing bolt can penetrate through the threaded through hole to be pressed on the motor assembly, so that the motor assembly is limited from sliding out, and the reliability of the mechanism is improved.
In some embodiments of the utility model, the chassis assembly is provided with an electric control box, the electric control box is internally provided with a driving module and a power supply module which are connected with the electric push rod, and the driving module and the power supply module can be protected through the electric control box, so that the waterproof performance is improved.
In some embodiments of the utility model, the drive module is configured with a controller to facilitate control of the shifter lift
In some embodiments of the utility model, the driving module is provided with a wireless remote controller, and a placing box for placing the wireless remote controller is arranged on the seat frame, so that the shifter is convenient to operate.
In some embodiments of the utility model, a front armrest and a rear armrest are provided on the seat frame to facilitate operation of the shifter.
In some embodiments of the present invention, a locking mechanism is disposed between the two sets of seat frames to facilitate locking and positioning of the two sets of seat frames.
In some embodiments of the present invention, a pedal is rotatably disposed on the undercarriage assembly to facilitate use by the rider.
In some embodiments of the present invention, rollers are provided on the undercarriage assembly to facilitate movement of the shifter.
In some embodiments of the utility model, the seat frame is provided with a toilet opening, and the seat frame is provided with a baffle plate capable of sliding to open or shield the toilet opening, so that the shifter is convenient to use.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of a high-protection electric shifter according to an embodiment of the present invention;
FIG. 2 is an exploded view of the high protection electric shifter according to the embodiment of the present invention;
FIG. 3 is a schematic cross-sectional view of a portion of a motorized lift assembly of a high protection motorized shifter in accordance with an embodiment of the present invention;
FIG. 4 is an enlarged view of a portion A of FIG. 3;
FIG. 5 is a schematic structural diagram of a position limiting component according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of a rear structure of the waterproof electrical shifter according to the embodiment of the present invention;
fig. 7 is a schematic structural view of the waterproof electric shifter according to the embodiment of the present invention when deployed.
Reference numerals:
the base frame assembly 100, the fixing pipe 110, the fixing bolt 111, the limiting member 120 and the positioning hole 121;
two sets of seat frames 200, connecting rods 210 and shaft holes 211;
an outer pipe 320, an electric push rod 330, a rotating shaft 321, a connecting piece 322, a motor component 331, a push rod 332 and a positioning part 333;
an electronic control box 400;
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 or similar 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 accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, if there are first and second described only for the purpose of distinguishing technical features, it is not understood that relative importance is indicated or implied or that the number of indicated technical features or the precedence of the indicated technical features is implicitly indicated or implied.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
As shown in fig. 1, the high-protection electric shifter according to the embodiment of the present invention includes: the device comprises an underframe assembly 100, two groups of seat frames 200 and a lifting mechanism, wherein the two groups of seat frames 200 can be respectively and rotatably arranged on the underframe assembly 100 movably; the lifting mechanism comprises at least one group of electric lifting components, each electric lifting component comprises an outer pipe 320 and an electric push rod 330, each electric push rod 330 comprises a motor component 331 and a push rod 332 capable of being pushed by the motor component 331, one of the outer pipe 320 and the motor component 331 is connected to the underframe component 100, the other one of the outer pipe 320 and the motor component 331 is connected to the seat frame 200, the outer pipe 320 is sleeved on a shell of the motor component 331, the push rods 332 are located in the outer pipe 320 and can push the outer pipe 320 to move relative to the motor component 331, and in a moving stroke set by the outer pipe 320, the outer pipe 320 can shield a joint of the push rods 332 and the motor component 331.
The outer pipe 320 is sleeved outside the motor assembly 331, so that the joint of the motor assembly 331 and the push rod 332 can be effectively shielded, the situation that water flows into the motor assembly 331 is reduced, and a better waterproof effect is achieved.
And form waterproof construction through outer pipe 320 and motor element 331 cooperation, satisfy lift driven function simultaneously, the mechanism is simple compact.
Specifically, in the present invention, the movement stroke of the outer tube 320 is the lifting stroke of the seat frame 200, so as to ensure that a good shielding effect can be achieved in the whole lifting range.
In the present invention, the electric push rod 330 is a common linear driving mechanism, which converts the rotation motion of the motor assembly 331 into the linear motion of the push rod 332 by the driving principle of the screw rod mechanism, and when the electric push rod 330 is not limited to the product defined as the electric push rod by the product name in the market, it can also be a linear motor with similar structure or other motor-driven screw rod mechanisms.
As shown in fig. 1 and 2, in some embodiments of the present invention, two sets of the electric lifting assemblies are disposed, and the two sets of the electric lifting assemblies are disposed corresponding to the two sets of the seat frames 200 one by one, and the two sets of the electric lifting assemblies can synchronously drive the two sets of the seat frames 200 to move, so that the driving force is large, and the stability is good.
Of course, in the specific implementation process, only one set of electric lifting assembly may be provided, and the two sets of seat frames 200 are connected by the connection structure, so that one set of electric lifting assembly can simultaneously drive the two sets of seat frames 200 to ascend or descend.
As shown in fig. 3, in some embodiments of the present invention, the outer tube 320 is connected to the seat frame 200, the motor assembly 331 is disposed on the bottom frame assembly 100, one end of the outer tube 320 is a closed structure, and the other end of the outer tube 320 is sleeved on the outer shell of the motor assembly 331, so as to shield the motor assembly 331 from the side and from the top, respectively, thereby achieving a better waterproof effect.
Specifically, the lower extreme of outer pipe 320 is open structure, from the top down the cover on motor element 331's shell to form sliding fit, simple structure is compact, and the gap between the lower extreme of outer pipe 320 and motor element 331's shell also is the opening down, and the difficult inner chamber that gets into outer pipe 320 of water has better water-proof effects.
Of course, in the specific implementation process, the motor assembly 331 may also be connected to the seat frame 200, and the outer pipe 320 is disposed on the bottom frame assembly 100, that is, the above structure is disposed in the opposite direction, and a good waterproof effect can also be achieved.
In some embodiments of the present invention, a limiting mechanism capable of limiting the relative rotation between the motor assembly 331 and the chassis assembly 100 is disposed between the motor assembly 331 and the chassis assembly 100, so as to prevent the motor assembly 331 from rotating and affecting the normal performance of the electric putter 330.
As shown in fig. 2, 3, and 5, in some embodiments of the present invention, the limiting mechanism includes a limiting member 120 disposed on the bottom frame assembly 100, a positioning hole 121 with a non-circular structure is disposed on the limiting member 120, a positioning portion 333 corresponding to the positioning hole 121 is disposed at the bottom of the motor assembly 331, and the purpose of limiting the rotation of the motor assembly 331 is achieved by the cooperation of the positioning portion 333 and the positioning hole 121.
Of course, in the specific implementation process, the motor assembly can be directly locked through the screw, and the effect of positioning the motor assembly can also be achieved.
As shown in fig. 2 and 3, in some embodiments of the present invention, a rotation shaft 321 is disposed at a side of the outer pipe 320, the seat frame 200 is disposed with a connecting rod 210, and the connecting rod 210 is disposed with a shaft hole 211 rotatably engaged with the rotation shaft 321, so that the seat frame 200 can rotate relative to the outer pipe 320 and the underframe assembly 100.
Of course, in the specific implementation process, the seat frame 200 can also be directly fixed on the outer tube 320, the outer tube 320 can be configured to rotate relative to the motor assembly 331, and the seat frame 200 can also be configured to rotate.
In some embodiments of the present invention, a limiting structure capable of limiting the relative rotation between the motor assembly 331 and the outer pipe 320 may be disposed between the motor assembly 331 and the outer pipe 320, for example, the motor assembly 331 and the outer pipe 320 are disposed in a matched non-circular structure, such as a square or an oval, or a long groove is disposed on the outer pipe 320, and a convex limiting portion slidably engaged with the long groove is disposed on a housing of the motor assembly 331, so as to achieve the purpose of limiting the rotation of the outer pipe 320.
As shown in fig. 2 and 3, in some embodiments of the present invention, both ends of the rotating shaft 321 are respectively connected to the outer pipe 320 through connecting members 322, so that the rotating shaft 321 is disposed outside the outer pipe 320.
Specifically, two connecting pieces 322 are arranged on the outer pipe piece 320 at intervals, insertion holes are formed in the connecting pieces 322, the rotating shaft 321 penetrates through the shaft hole 211 and is inserted into the insertion holes, and a limiting structure is arranged at the upper end of the rotating shaft 321, so that the assembly is convenient.
In the embodiment, the rotating shaft 321 is movably connected to the connecting member 322, but the rotating shaft 321 may also be fixedly disposed through a nut mechanism or the like in a specific implementation process, which is not described in detail herein.
As shown in fig. 2, 3 and 4, in some embodiments of the present invention, the base frame assembly 100 is provided with a fixing tube 110 into which the motor assembly 331 can be inserted, so as to mount the motor assembly 331.
Specifically, the limiting member 120 is disposed at the bottom of the fixing tube 110, and when the motor assembly 331 is installed, the motor assembly 331 can be circumferentially limited.
Of course, in a specific implementation process, a dedicated motor base may be disposed on the chassis assembly 100 to mount the motor assembly.
In some embodiments of the present invention, the fixing tube 110 may be configured in a non-circular structure, and the housing of the motor assembly 331 corresponds to the fixing tube, so as to limit the rotation of the motor assembly 331 relative to the base frame assembly 100.
As shown in fig. 2, 3, and 4, in some embodiments of the present invention, a threaded through hole is formed in the fixing tube 110, a fixing bolt 111 is disposed at the threaded through hole, and the fixing bolt 111 can penetrate through the threaded through hole and press against the motor assembly 331, so as to limit the sliding out of the motor assembly 331, and improve the reliability of the mechanism.
As shown in fig. 6 and 7, in some embodiments of the present invention, an electronic control box 400 is disposed on the chassis assembly 100, a driving module and a power supply module connected to the electric push rod 330 are disposed in the electronic control box 400, and the driving module and the power supply module can be protected by the electronic control box 400, so as to improve waterproof performance.
Specifically, the wires of the electric push rod 330 can be wound under the underframe assembly 100 and penetrate into the electronic control box 400, so that the water entering the installation cavity and the electronic control box 400 can be reduced.
The driving module is generally a motor driving module, the power supply module is a storage battery, and a charging module can be configured in the electronic control box 400 so as to charge the storage battery.
In some embodiments of the utility model, the drive module is configured with a controller to facilitate control of the shifter lift
In some embodiments of the present invention, the driving module is configured with a wireless remote controller, and a placing box for placing the wireless remote controller is provided on the seat frame 200 to facilitate the operation of the shifter.
As shown in fig. 1, 6 and 7, in some embodiments of the present invention, a front arm rest 510 and a rear arm rest 520 are provided on the seat frame 200 to facilitate the operation of the shifter.
As shown in fig. 6 and 7, in some embodiments of the present invention, a locking mechanism 530 is disposed between the two sets of seat frames 200 to facilitate locking and positioning of the two sets of seat frames 200.
As shown in fig. 1, 6 and 7, in some embodiments of the present invention, a pedal 540 is rotatably disposed on the undercarriage assembly 100 to facilitate the use of the rider.
As shown in fig. 1, 6, and 7, in some embodiments of the present invention, rollers 550 are provided on the undercarriage assembly 100 to facilitate the movement of the shifter.
As shown in fig. 6 and 7, in some embodiments of the present invention, the seat frame 200 is provided with a toilet opening 560, and the seat frame 200 is provided with a baffle plate capable of sliding to open or shield the toilet opening 560, so as to facilitate the use of the shifter.
The utility model is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the utility model, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.
Claims (10)
1. A high protection electric shifter, comprising:
a chassis assembly (100);
two groups of seat frames (200), wherein the two groups of seat frames (200) can be respectively and rotatably arranged on the underframe assembly (100) movably;
the lifting mechanism comprises at least one group of electric lifting components, the electric lifting components comprise an outer pipe (320) and an electric push rod (330), the electric push rod (330) comprises a motor component (331) and a push rod (332) which can be pushed by the motor component (331), one of the outer tube (320) and the motor assembly (331) is connected to the chassis assembly (100) and the other is connected to the mount (200), the outer pipe (320) is sleeved on the shell of the motor component (331), the push rod (332) is positioned in the outer pipe (320) and can push the outer pipe (320) to move relative to the motor component (331), and in the movement stroke set by the outer pipe (320), the outer pipe (320) can shield the joint of the push rod (332) and the motor component (331).
2. The high protection electric shifter of claim 1,
the electric lifting components are provided with two groups, and the two groups of electric lifting components are correspondingly arranged with the two groups of seat frames (200) one by one.
3. High protection electric displacer according to claim 1 or 2,
the outer pipe (320) is connected with the seat frame (200), the motor component (331) is arranged on the underframe component (100), one end of the outer pipe (320) is of a closed structure, and the other end of the outer pipe (320) is sleeved on a shell of the motor component (331).
4. The high protection electric shifter of claim 3,
a limiting mechanism capable of limiting the relative rotation of the motor component (331) and the underframe component (100) is arranged between the motor component (331) and the underframe component.
5. The high protection electric shifter of claim 4,
the limiting mechanism comprises a limiting part (120) arranged on the underframe assembly (100), a non-circular locating hole (121) is arranged on the limiting part (120), and a locating part (333) corresponding to the locating hole (121) is arranged at the bottom of the motor assembly (331).
6. The high protection electric shifter of claim 3,
the side of outer pipe (320) is provided with pivot (321), be provided with connecting rod (210) on seat frame (200), be provided with on connecting rod (210) with pivot (321) normal running fit's shaft hole (211).
7. The high-protection electric shifter according to claim 6, wherein both ends of the rotating shaft (321) are connected to the outer pipe member (320) through connecting members (322), respectively.
8. High protection electric displacer according to claim 1 or 2,
the underframe assembly (100) is provided with a fixed pipe (110) into which the motor assembly (331) can be installed.
9. The high protection electric shifter of claim 8,
the fixing pipe (110) is provided with a threaded through hole, a fixing bolt (111) is arranged at the threaded through hole, and the fixing bolt (111) can penetrate through the threaded through hole to be pressed on the motor component (331).
10. The high protection electric shifter of claim 1,
an electric control box (400) is arranged on the underframe assembly (100), and a driving module and a power supply module which are connected with the electric push rod (330) are arranged in the electric control box (400).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120830207.7U CN215385293U (en) | 2021-04-21 | 2021-04-21 | High-protection electric shifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120830207.7U CN215385293U (en) | 2021-04-21 | 2021-04-21 | High-protection electric shifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215385293U true CN215385293U (en) | 2022-01-04 |
Family
ID=79672318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120830207.7U Active CN215385293U (en) | 2021-04-21 | 2021-04-21 | High-protection electric shifter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215385293U (en) |
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2021
- 2021-04-21 CN CN202120830207.7U patent/CN215385293U/en active Active
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