CN214543968U - High-bearing electric lifting rod assembly and device - Google Patents
High-bearing electric lifting rod assembly and device Download PDFInfo
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- CN214543968U CN214543968U CN202120260144.6U CN202120260144U CN214543968U CN 214543968 U CN214543968 U CN 214543968U CN 202120260144 U CN202120260144 U CN 202120260144U CN 214543968 U CN214543968 U CN 214543968U
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- 230000008878 coupling Effects 0.000 claims description 11
- 238000010168 coupling process Methods 0.000 claims description 11
- 238000005859 coupling reaction Methods 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model belongs to the field of electric lifting rods, and discloses a high-bearing electric lifting rod assembly, which comprises a driving seat, a screw rod arranged on the upper side of the driving seat, a plane thrust bearing positioned between the screw rod and the upper surface of the driving seat, a rotating shaft arranged in the driving seat and coaxially connected with the screw rod, and a motor for driving the rotating shaft to rotate; the motor bearing is avoided in the realization, improves the bearable heavy burden of electric lift pole.
Description
Technical Field
The utility model relates to an electric lift pole field, especially a high electric lift pole subassembly and device that bears.
Background
The electric lifting rod is an electric driving device which converts the rotary motion of a motor into the linear reciprocating motion of a push rod. The device can be used as an execution machine in various simple or complex process flows to realize remote control, centralized control or automatic control; the motion driving unit is widely used in the industries of household appliances, kitchen ware, medical appliances, automobiles and the like.
The structure of the electric lifting rod can refer to the technical scheme with the patent application number of 201811296085.7, and discloses an electric pushing rod which can eliminate the coaxiality error of a discharging shaft and a screw rod so as to improve the transmission efficiency of the electric pushing rod, avoid the punching of a screw rod nut and enable a top pipe with one length to be used for electric pushing rods with different stroke lengths. The utility model provides an electric push rod, includes casing, lead screw, screw-nut, push pipe and pipe, be equipped with actuating mechanism in the casing, actuating mechanism's play axle passes through the shaft coupling and links with the lead screw, the shaft coupling passes through the bearing and is fixed with the casing, the shaft coupling is formed with the axial hole that runs through around the axial, the axial hole comprises axial hole one section and axial hole two-stage section at least, and the cooperation of lead screw tip is in axial hole one section, goes out the cooperation of axle tip in axial hole two-stage section, be equipped with first retaining ring on the lead screw, the one end external screw thread cooperation that the lead screw was kept away from to the shaft coupling has a spacing nut, the bearing inner circle is restricted between first retaining ring and spacing nut.
Each pipe sleeve in the scheme is driven to lift through a plurality of screw rods, the screw rods are coaxially and sequentially connected, the screw rod at the bottommost layer is connected with the motor, all pressure is finally pressed on the motor under the transmission of force, the motor bears larger pressure, and in order to protect the motor from being crushed, the load on the pipe sleeve can only be reduced, so that the load of the electric lifting rod is small.
Therefore, the technical scheme solves the problem, how to realize avoiding the motor bearing and improving the bearable load of the electric lifting rod.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high electric lift pole subassembly and device that bears realizes avoiding the motor bearing, improves electric lift pole can bear a burden.
The utility model provides a technical scheme does: the utility model provides a high bears electric lift pole subassembly, includes the drive seat, sets up the lead screw at the drive seat upside, still includes the plane thrust bearing that is located between lead screw and the drive seat upper surface, sets up in the drive seat with lead screw coaxial coupling's pivot, drive pivot pivoted motor.
In the above high-load electric lifter assembly, the driving seat has an annular convex edge on the upper surface thereof, and the planar thrust bearing is disposed in the annular convex edge.
In the high-bearing electric lifting rod assembly, the upper surface of the driving seat is provided with a plurality of reinforcing ribs extending along the radial direction of the annular convex edge; the reinforcing ribs are arranged on the outer side of the annular convex edge in a surrounding mode.
In the high-bearing electric lifting rod assembly, a coupling penetrating through the upper side of the driving seat is arranged in the inner ring of the plane thrust bearing; the rotating shaft and the screw rod are fixedly connected with the coupler respectively.
A high-bearing electric lifting rod device comprises a bottom plate, a push cylinder in threaded connection with a screw rod and the high-bearing electric lifting rod assembly, wherein a driving seat is fixed on the bottom plate; a locking module is arranged in the driving seat; and the rotating shaft is provided with a locking matching part matched with the locking module.
In the above high-load electric lifter device, the locking module and the locking matching part are arranged at the lower side of the motor.
In the above high-load electric lifting rod device, the locking engagement portion is a concave portion, and the locking module includes a locking rod extending into the concave portion and an electromagnetic mechanism driving the locking rod to move in a reciprocating manner along the radial direction of the rotating shaft; the concave part and the electromagnetic mechanism are respectively arranged at the lower side of the motor.
In the above-mentioned high-load electric lifter device, the electromagnetic mechanism includes an electromagnet disposed in the driving seat, and a return spring disposed between the locking bar and the electromagnet.
In the above high-load electric lifter device, the motor includes a stator rotationally engaged with the rotating shaft, and a rotor fixedly connected with the rotating shaft; the rotor is in running fit with the outer side of the stator; the stator and the rotor are respectively arranged at the upper side of the locking module.
The high-bearing electric lifting rod device also comprises a sleeve fixed on the bottom plate and positioned outside the push cylinder and a push plate fixed at the top of the push cylinder; the sleeve is in sliding fit with the push cylinder.
After the technical scheme is adopted in the utility model, its beneficial effect who has is:
this scheme is mutually supported through setting up the driving seat and lead screw, the lead screw utilizes plane thrust bearing as the transmission media, be connected with the motor in the driving seat, power supply machine drive lead screw rotates, plane thrust bearing places the upper surface at the driving seat, the edge of lead screw is pressed at plane thrust bearing upper surface, the middle part of lead screw then passes plane thrust bearing and pivot coaxial coupling, the motor drive pivot drives the lead screw, make lead screw axial effort see through plane thrust bearing and transmit to the driving seat on, and the motor only needs to provide lead screw pivoted moment of torsion, the motor bearing is avoided in the realization, improve the bearing heavy burden that can bear of electric lifter.
In addition, through set up locking module and locking cooperation portion in the drive seat, all be in the bottommost of device, and traditional locking structure often sets up between sleeve and telescopic node, and the same size's of force is applyed with traditional locking structure to the locking module in this scheme, and according to the relation that power and the arm of force become inverse ratio, locking effect in this scheme is better, does not need under the pivoted condition at the lead screw, can firmly lock, and the security is higher.
Drawings
Fig. 1 is a perspective view of a high-load electric lifter device according to embodiment 1 of the present invention;
fig. 2 is a schematic structural view of a high-load electric lifter device according to embodiment 1 of the present invention;
fig. 3 is a schematic structural view of a driving seat according to embodiment 1 of the present invention;
fig. 4 is a sectional view of a driving seat according to embodiment 1 of the present invention;
fig. 5 is a schematic structural view of a rotating shaft according to embodiment 1 of the present invention.
Reference numerals: 1. pushing the plate; 2. a push cylinder; 3. a sleeve; 4. a base plate; 5. a screw rod; 6. a driving seat; 7. reinforcing ribs; 8. a planar thrust bearing; 9. a coupling; 10. an annular convex edge; 11. a rotor; 12. a magnet; 13. an electromagnet; 14. a return spring; 15. a locking lever; 16. a rotating shaft; 17. a stator; 18. concave part
Detailed Description
The technical solution of the present invention will be further described in detail with reference to the following detailed description, but the present invention is not limited thereto.
Example 1:
as shown in fig. 1-5, a high-bearing electric lifting rod assembly comprises a driving seat 6, a screw rod 5 disposed on the upper side of the driving seat 6, a planar thrust bearing 8 disposed between the screw rod 5 and the upper surface of the driving seat 6, a rotating shaft 16 disposed in the driving seat 6 and coaxially connected to the screw rod 5, and a motor for driving the rotating shaft 16 to rotate.
Its implementation effect does, mutually support with lead screw 5 through setting up the driving seat 6, lead screw 5 utilizes plane thrust bearing 8 as the transmission media, be connected with the motor in the driving seat 6, power supply machine drive lead screw 5 rotates, plane thrust bearing 8 places the upper surface at driving seat 6, the edge of lead screw 5 is pressed at plane thrust bearing 8 upper surface, plane thrust bearing 8 and 16 coaxial coupling of pivot are then passed at the middle part of lead screw 5, motor drive pivot 16 drives lead screw 5, make 5 axial forces of lead screw see through plane thrust bearing 8 and transmit on driving seat 6, and the motor only needs to provide 5 pivoted moments of torsion of lead screw, the realization is avoided the motor bearing, improve electric lifter's bearing heavy burden.
In practical application, the upper surface of the driving seat 6 is provided with an annular convex edge 10, and the planar thrust bearing 8 is arranged in the annular convex edge 10.
An annular ledge 10 on the upper surface of the drive block 6 positions the flat thrust bearing 8 to provide stability for rotation of the screw 5.
In practical use, the upper surface of the driving seat 6 is provided with a plurality of reinforcing ribs 7 extending along the radial direction of the annular convex edge 10; and a plurality of reinforcing ribs 7 are arranged around the outer side of the annular convex edge 10.
The screw rod 5 and the rotating shaft 16 are connected in a mode that a coupling 9 penetrating through the upper side of the driving seat 6 is arranged in an inner ring of the plane thrust bearing 8; the rotating shaft 16 and the screw rod 5 are respectively and fixedly connected with the coupler 9.
Example 2:
as shown in fig. 1-5, a high-bearing electric lifting rod device comprises a bottom plate 4, a push cylinder 2 in threaded connection with a screw rod 5, and a high-bearing electric lifting rod assembly as described in embodiment 1 above, wherein the driving seat 6 is fixed on the bottom plate 4; a locking module is arranged in the driving seat 6; and a locking matching part matched with the locking module is arranged on the rotating shaft 16.
Its operation effect does, through set up locking module and locking cooperation portion in drive seat 6, all is in the bottommost of device, and traditional locking structure often sets up between sleeve 3 and sleeve 3's node, and the same size's power is applyed with traditional locking structure to the locking module in this scheme, and according to the relation that power and the arm of force become inverse ratio, locking effect in this scheme is better, does not need under the pivoted condition at lead screw 5, can firmly lock, and the security is higher.
Preferably, the locking module and the locking matching part are arranged on the lower side of the motor.
The specific structure of the locking module and the locking matching part is that the locking matching part is a concave part 18, the locking module comprises a locking rod 15 extending into the concave part 18 and an electromagnetic mechanism driving the locking rod 15 to move in a reciprocating manner along the radial direction of a rotating shaft 16; the concave part 18 and the electromagnetic mechanism are arranged on the lower side of the motor respectively.
The electromagnetic mechanism has a specific structure that the electromagnetic mechanism comprises an electromagnet 13 arranged in the driving seat 6 and a return spring 14 arranged between the locking rod 15 and the electromagnet 13.
The operation process of the electromagnetic structure is that under the elastic force of the reset spring 14, the head of the locking rod 15 is inserted into the concave part 18 of the rotating shaft 16, so that the rotating shaft 16 cannot rotate, and the locking effect is achieved; the electromagnet 13 is electrified to generate magnetic force, the return spring 14 is contracted under the influence of the magnetic force to drive the locking rod 15 to move, the rod head of the locking rod 15 exits the concave part 18, and the rotating shaft 16 can rotate again.
The specific structure of the motor is that the motor comprises a stator 17 rotationally matched with a rotating shaft 16 and a rotor 11 fixedly connected with the rotating shaft 16; the rotor 11 is in rotating fit with the outer side of the stator 17; the stator 17 and the rotor 11 are arranged separately on the upper side of the locking module.
A magnet 12 is arranged between the stator 17 and the rotor 11
In addition, the push rod pushing device also comprises a sleeve 3 which is fixed on the bottom plate 4 and positioned outside the push cylinder 2 and a push plate 1 which is fixed at the top of the push cylinder 2; the sleeve 3 is in sliding fit with the push cylinder 2.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.
Claims (10)
1. The utility model provides a high bears electric lift pole subassembly, includes the drive seat, sets up the lead screw at the drive seat upside, its characterized in that still includes the plane thrust bearing who is located between lead screw and the drive seat upper surface, sets up pivot, the drive pivot pivoted motor of being connected with the lead screw coaxial in the drive seat.
2. The high load electric lift bar assembly of claim 1, wherein said drive housing upper surface is provided with an annular ledge, said planar thrust bearing being disposed within said annular ledge.
3. The high load capacity motorized lift pin assembly of claim 2, wherein said drive base has a plurality of ribs extending radially along said annular protrusion; the reinforcing ribs are arranged on the outer side of the annular convex edge in a surrounding mode.
4. The high load bearing motorized lift pin assembly of claim 2, wherein said planar thrust bearing inner race has a coupling disposed therein through an upper side of the drive socket; the rotating shaft and the screw rod are fixedly connected with the coupler respectively.
5. A high-bearing electric lifting rod device comprises a bottom plate and a push cylinder in threaded connection with a screw rod, and is characterized by further comprising the high-bearing electric lifting rod assembly according to any one of the claims 1 to 4, wherein a driving seat is fixed on the bottom plate; a locking module is arranged in the driving seat; and the rotating shaft is provided with a locking matching part matched with the locking module.
6. A high capacity electric lifter apparatus according to claim 5, wherein the locking module, locking engagement portion are provided at a lower side of the motor.
7. The high load electric lifting rod device of claim 6, wherein the locking engagement portion is a concave portion, and the locking module comprises a locking rod extending into the concave portion, and an electromagnetic mechanism driving the locking rod to translate back and forth along the radial direction of the rotating shaft; the concave part and the electromagnetic mechanism are respectively arranged at the lower side of the motor.
8. The high capacity motorized lifter apparatus of claim 7, wherein the electromagnetic mechanism includes an electromagnet disposed within the drive socket, and a return spring disposed between the lock bar and the electromagnet.
9. The high capacity motorized lifter apparatus of claim 8, wherein the motor includes a stator rotationally engaged with the shaft, a rotor fixedly connected to the shaft; the rotor is in running fit with the outer side of the stator; the stator and the rotor are respectively arranged at the upper side of the locking module.
10. The high-load-bearing electric lifting rod device as claimed in claim 5, further comprising a sleeve fixed on the bottom plate and positioned outside the push cylinder, and a push plate fixed on the top of the push cylinder; the sleeve is in sliding fit with the push cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120260144.6U CN214543968U (en) | 2021-01-29 | 2021-01-29 | High-bearing electric lifting rod assembly and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120260144.6U CN214543968U (en) | 2021-01-29 | 2021-01-29 | High-bearing electric lifting rod assembly and device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214543968U true CN214543968U (en) | 2021-10-29 |
Family
ID=78312801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120260144.6U Active CN214543968U (en) | 2021-01-29 | 2021-01-29 | High-bearing electric lifting rod assembly and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214543968U (en) |
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2021
- 2021-01-29 CN CN202120260144.6U patent/CN214543968U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A high load-bearing electric lifting rod component and device Granted publication date: 20211029 Pledgee: Dongguan Yongyuan Hardware Technology Co.,Ltd. Pledgor: JIANGMEN RUNSHENG ELECTROMECHANICAL Co.,Ltd. Registration number: Y2024980004594 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |