CN211693408U - Driver with hand-cranking structure - Google Patents
Driver with hand-cranking structure Download PDFInfo
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- CN211693408U CN211693408U CN201922321239.XU CN201922321239U CN211693408U CN 211693408 U CN211693408 U CN 211693408U CN 201922321239 U CN201922321239 U CN 201922321239U CN 211693408 U CN211693408 U CN 211693408U
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- driver
- connecting rod
- hand
- rod
- lead screw
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Abstract
The utility model discloses a take driver of hand structure relates to medical care and modern house mechatronic equipment technical field, has solved the flexible problem of unable continuation control push rod after current driver outage or damage. Technical scheme is a take driver of hand structure, including the driver body, this internal lead screw of driver deviates from the coaxial fixedly connected with of one end of push rod and is used for connecting the connecting rod of hand handle, the connecting rod deviates from lead screw one end and wears out the driver body. The utility model discloses it is rational in infrastructure, can the flexible of manual control driver push rod.
Description
Technical Field
The utility model relates to a medical care and modern house mechatronic equipment technical field, in particular to take driver of hand structure.
Background
At present, the household driver is widely applied to household furniture such as electric sofas, electric beds and the like, and is widely popular in electric sitting and lying devices such as nursing beds, dental chairs and the like in hospitals due to convenient operation and diversified functions.
For example, the patent of publication No. CN103812266B discloses a novel waterproof driver, which comprises an outer shell, the main part base that sets up in the shell, actuating mechanism, control circuit board and driving motor, control circuit board installs in main part base one side, the last power cord of being connected with external power source and driving motor respectively that sets up of control circuit board, actuating mechanism installs in the main part base, driving motor is connected with control circuit board, the driving motor main shaft cooperatees with actuating mechanism's turbine, actuating mechanism one end sets up the back support piece, it is fixed through the clamp ring between actuating mechanism and the back support piece.
In the patent of my application, detach waterproof construction, the main structure principle is that the driving motor in the shell drives the lead screw to rotate, and then through the setting of lead screw nut mechanism, by the removal of lead screw drive push rod to realize the flexible of push rod, but above-mentioned driver needs the power supply just can work, and when driving motor damages, or under the circumstances of outage, the driver can't continue to work in order to control its push rod flexible, awaits the improvement.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a take driver of hand structure, the push rod that can manual control driver is flexible.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a take driver of hand structure, includes the driver body, this internal lead screw of driver deviates from the coaxial fixedly connected with of one end of push rod and is used for connecting the connecting rod of hand handle, the connecting rod deviates from lead screw one end and wears out the driver body.
Through adopting above-mentioned scheme, when the driver outage, perhaps when the driving motor in the driver damaged, can connect hand handle on the connecting rod, rotate hand handle through the personnel and drive the connecting rod and rotate, and coaxial fixed connection is again on the inside lead screw of driver, so the lead screw rotates in step, and the lead screw rotates the in-process and drives the push rod removal rather than constituting lead screw nut mechanism to the push rod that realizes the manual control driver is flexible.
The utility model discloses further set up to: an additional shell is fixedly arranged on the driver body to cover the part of the connecting rod penetrating out.
Through adopting above-mentioned scheme, increase the casing outward and cover the part that the connecting rod wore out the driver body, can play the guard action to the connecting rod, carry on spacingly to the connecting rod simultaneously, avoid the connecting rod to take place great bending, when connecting hand handle, the link of hand handle inserts and increases in the casing outward and is connected with the connecting rod, and rethread rotation hand handle drives connecting rod and lead screw and rotates in order to control the push rod flexible.
The utility model discloses further set up to: the one end that the connecting rod deviates from the lead screw is non-cylindrical and has still cup jointed the adapter sleeve rather than matching, adapter sleeve deviates from the coaxial fixedly connected with of one end of connecting rod is used for connecting the installation pole of hand crank, the installation pole also is non-cylindrical, adapter sleeve rotates to be connected increase the casing outward, the installation pole is worn out increase the casing outward.
Through adopting above-mentioned scheme, the shell that increases outward plays fixed action to adapter sleeve, when the hand handle of installation, hand handle cover connects on the installation pole in order to carry out the transmission, when rotating hand handle, installation pole and the direct atress of adapter sleeve, receive great torsional force effect, torsional force indirectly transmits to the connecting rod again, because adapter sleeve cup joints and carries out the transmission at the connecting rod, thereby make the whole atress of connecting rod, the torsional force effect that the connecting rod received has been reduced, the torsional force effect that the lead screw received in the driver has also been reduced, the deformation of connecting rod and lead screw has been reduced.
The utility model discloses further set up to: and a guide sleeve is further arranged between the connecting sleeve and the additional shell and is sleeved on the connecting sleeve.
Through adopting above-mentioned scheme, set up the guide pin bushing of cup jointing on adapter sleeve between adapter sleeve and the outer casing that increases, the guide pin bushing firstly can reduce adapter sleeve and increase the friction between the casing outward, secondly the guide pin bushing can paint lubricating oil before using, lubricating oil can seal to a certain extent, it is internal to reduce dust and impurity entering outer casing reentrant driver again.
The utility model discloses further set up to: and a limiting frame for limiting the guide sleeve is further arranged in the external casing.
By adopting the scheme, the limiting frame is arranged in the outer casing to limit the guide sleeve, so that the guide sleeve is not easy to be stressed and is not bent and deformed.
The utility model discloses further set up to: the connecting rod deviates from one end of the screw rod, and the mounting rod is in a hexagonal prism shape.
Through adopting above-mentioned scheme, the one end that the connecting rod deviates from the lead screw can set up with the same structure of installation, also can adopt different pattern structure, all sets up the one end that deviates from the lead screw with the connecting rod, installation pole into the hexagonal prism type, and firstly the hexagonal prism type is better processed, and secondly the adaptation degree is higher, what on some spanners all can connect and carry out the transmission on the installation pole, and is more convenient.
The utility model discloses further set up to: the connecting rod deviates from the one end of lead screw the installation pole all is the integral key shaft form.
Through adopting above-mentioned scheme, the one end that deviates from the lead screw with the connecting rod, the installation pole all sets up to the integral key shaft form, and the connecting rod of integral key shaft form more makes things convenient for manual the holding to hold between the fingers the rotation with the installation pole, under the circumstances of the push rod of driver body unsupported object, can hold between the fingers the connecting rod with the hand earlier or install the pole and rotate the flexible with the adjustment push rod, later supports again, and it is more convenient to use under some circumstances.
The utility model discloses further set up to: the connecting rod with it cup joints still to be provided with between the outer casing to increase on the connecting rod sealing ring seals, it is used for settling still to correspond to be provided with on the outer casing to increase be provided with the annular of sealing ring, outer increase the casing with still be provided with seal ring between the driver body and seal.
Through adopting above-mentioned scheme, seal through sealing ring and seal ring, avoid outside dust and water to enter into the driver body inside, keep dustproof, the waterproof nature of driver body.
The utility model discloses further set up to: the connecting rod deviates from an end face of the screw rod, the mounting rod deviates from a connecting hole is formed in one end face of the connecting sleeve, and the connecting hole is non-circular.
Through adopting above-mentioned scheme, set up the connecting hole on a terminal surface that deviates from the lead screw at the connecting rod, an installation pole deviates from connecting sleeve's a terminal surface, the connecting hole is non-circular, and the connecting hole can set up to interior hexagonal, can be in order to carry out the transmission with inserting interior hexagonal handle to increased the connected mode of installation pole, the application scope is wider.
To sum up, the utility model discloses following beneficial effect has: one of the two is a push rod which can be connected with a hand-cranking handle to manually control the driver to stretch; the second mode is that the connection mode of hand handle is various, is suitable for extensively.
Drawings
FIG. 1 is a schematic view of the overall structure of embodiment 1;
FIG. 2 is a partial schematic structural view of embodiment 1;
FIG. 3 is a schematic view of the overall structure of embodiment 2;
FIG. 4 is a schematic view of the overall structure of embodiment 3;
FIG. 5 is a schematic view of the overall structure of embodiment 4;
FIG. 6 is a partial structural view of embodiment 4;
FIG. 7 is a schematic view of the overall structure of embodiment 5;
FIG. 8 is a schematic view of the overall structure of embodiment 6.
Reference numerals: 1. a driver body; 2. a connecting rod; 3. a shell is added outside; 4. connecting a sleeve; 5. mounting a rod; 6. a limiting frame; 7. a guide sleeve; 8. a seal ring; 9. a ring groove; 10. a sealing gasket; 11. and connecting the holes.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1: referring to fig. 1 and 2, a driver with a hand-cranking structure includes a driver body 1, the driver body 1 mainly includes a housing, a driving motor is fixed in the housing, and a lead screw driven by the driving motor to rotate, a push rod is connected to the lead screw through a thread, and a lead screw nut mechanism is formed between the push rod and the lead screw, so that the push rod can be controlled to stretch and contract when the driving motor works (the detailed structure is disclosed in the background patent with publication No. CN103812266B, and detailed description is omitted here).
The coaxial fixedly connected with of one end that the lead screw deviates from the push rod is used for connecting the connecting rod 2 of hand handle, and the shell that driver body 1 was worn out and is the hexagonal prism form in the middle of this embodiment to the one end that connecting rod 2 deviates from the lead screw, and the one end that connecting rod 2 deviates from the lead screw in fact can be the non-circular shape such as hexagonal prism form, integral key shaft form.
Still fixed mounting has outer casing 3 that increases on driver body 1's shell, and the upper and lower surface that increases casing 3 outward all is provided with the mounting hole that is used for installing on the bedstead, wears to be equipped with the bolt on the outer casing 3 that increases, and bolt threaded connection is fixed in order to increase casing 3 outward on driver body 1's the shell to outer casing 3 that increases is divided into upper and lower two halves, and the concatenation of two parts is in order to cover connecting rod 2 and establish including. When connecting hand handle, the link of hand handle inserts in the increase casing 3 outward and is connected with connecting rod 2.
In order to not destroy the waterproof and dustproof performance of the driver body 1, a sealing ring 8 sleeved on the connecting rod 2 is arranged between the externally-added shell 3 and the connecting rod 2, the sealing ring 8 is used for sealing, a ring groove 9 used for placing the sealing ring 8 is correspondingly arranged on the externally-added shell 3, a sealing gasket is also arranged between the two parts of the externally-added shell 3 for sealing, and a sealing gasket 10 (not shown in the figure) is also arranged between the externally-added shell 3 and the shell of the driver body 1 for sealing.
Example 2: as shown in fig. 3, the present embodiment is different from embodiment 1 in that one end of the connecting rod 2 away from the screw rod penetrates through the housing of the actuator body 1 and is spline-shaft-shaped, and a hand-cranking handle is not allowed to be installed under some conditions, and the part of the connecting rod 2 penetrating through the housing of the actuator body 1 can be directly pinched by hand to rotate.
Example 3: as shown in fig. 4, the difference between this embodiment and embodiment 1 is that a connecting hole 11 is provided on an end surface of the connecting rod 2 facing away from the screw rod, and the connecting hole 11 is non-circular, and in this embodiment, is an internal hexagon.
Example 4: as shown in fig. 5 and fig. 6, the difference between this embodiment and embodiment 1 lies in that one end of the connecting rod 2 departing from the screw rod is non-cylindrical and is sleeved with the connecting sleeve 4 matched with the connecting rod, one end of the connecting sleeve 4 departing from the connecting rod 2 is sealed and is coaxially and fixedly connected with the mounting rod 5 in hexagonal prism shape, the mounting rod 5 can be in hexagonal prism shape, spline shaft shape and other non-circular shapes, the mounting rod 5 is used for connecting the hand crank, the mounting rod 5 penetrates out of the additional shell 3, when connecting the hand crank, the connecting end of the hand crank is sleeved on the mounting rod 5.
The connecting sleeve 4 is further sleeved with a guide sleeve 7, and a limiting frame 6 is further arranged in the externally-added shell 3 to limit the guide sleeve 7, so that the connecting sleeve 4 and the guide sleeve 7 are not easy to bend.
Example 5: as shown in fig. 7, the present embodiment is different from embodiment 4 in that the mounting rod 5 is spline shaft shaped, and the mounting of the hand crank handle is not allowed under some conditions, and the mounting rod 5 can be directly pinched by hand to rotate.
Example 6: as shown in fig. 8, this embodiment is different from embodiment 4 in that a connecting hole 11 is provided on an end surface of the mounting rod 5 facing away from the connecting sleeve 4, and the connecting hole 11 is non-circular, and in this embodiment, is an internal hexagon.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (9)
1. The utility model provides a take driver of hand structure, includes driver body (1), its characterized in that: the coaxial fixedly connected with of one end that the lead screw in driver body (1) deviates from the push rod is used for connecting rod (2) of hand handle, connecting rod (2) deviate from lead screw one end and wear out driver body (1).
2. The driver with hand cranking structure as claimed in claim 1, wherein: an additional shell (3) is fixedly arranged on the driver body (1) to cover the part of the connecting rod (2) penetrating out.
3. The driver with hand cranking structure as claimed in claim 2, wherein: connecting rod (2) deviate from the one end of lead screw for non-cylindrical and still cup jointed connecting sleeve (4) rather than matching, connecting sleeve (4) deviate from the coaxial fixedly connected with of one end of connecting rod (2) is used for connecting installation pole (5) of hand handle, installation pole (5) also are non-cylindrical, connecting sleeve (4) rotate to be connected increase in casing (3) outward, installation pole (5) are worn out increase casing (3) outward.
4. A driver with hand cranking structure as claimed in claim 3, wherein: a guide sleeve (7) is further arranged between the connecting sleeve (4) and the externally-added shell (3), and the guide sleeve (7) is sleeved on the connecting sleeve (4).
5. The driver with hand cranking structure as claimed in claim 4, wherein: and a limiting frame (6) for limiting the guide sleeve (7) is further arranged in the externally-added shell (3).
6. A driver with hand cranking structure as claimed in claim 3, wherein: the end of the connecting rod (2) departing from the screw rod and the mounting rod (5) are both hexagonal prisms.
7. A driver with hand cranking structure as claimed in claim 3, wherein: the connecting rod (2) deviates from one end of the screw rod, and the mounting rods (5) are all in a spline shaft shape.
8. The driver with hand cranking structure as claimed in claim 2, wherein: connecting rod (2) with it is in still to be provided with to cup joint between outer casing (3) sealing ring (8) on connecting rod (2) seal, it is used for settling still to correspond to be provided with on outer casing (3) to increase annular (9) of sealing ring (8), outer casing (3) that increases with still be provided with between driver body (1) seal ring (10).
9. A driver with hand cranking structure as claimed in claim 3, wherein: connecting rod (2) deviate from a terminal surface of lead screw installation pole (5) deviate from all be provided with connecting hole (11) on the terminal surface of connecting sleeve (4), connecting hole (11) are non-circular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922321239.XU CN211693408U (en) | 2019-12-21 | 2019-12-21 | Driver with hand-cranking structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922321239.XU CN211693408U (en) | 2019-12-21 | 2019-12-21 | Driver with hand-cranking structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211693408U true CN211693408U (en) | 2020-10-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922321239.XU Active CN211693408U (en) | 2019-12-21 | 2019-12-21 | Driver with hand-cranking structure |
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| Country | Link |
|---|---|
| CN (1) | CN211693408U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024066777A1 (en) * | 2022-09-26 | 2024-04-04 | 德沃康科技集团有限公司 | Linear driver with hand-cranking function |
-
2019
- 2019-12-21 CN CN201922321239.XU patent/CN211693408U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024066777A1 (en) * | 2022-09-26 | 2024-04-04 | 德沃康科技集团有限公司 | Linear driver with hand-cranking function |
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