CN211110816U - Motor-hidden electric jack - Google Patents
Motor-hidden electric jack Download PDFInfo
- Publication number
- CN211110816U CN211110816U CN201922103130.9U CN201922103130U CN211110816U CN 211110816 U CN211110816 U CN 211110816U CN 201922103130 U CN201922103130 U CN 201922103130U CN 211110816 U CN211110816 U CN 211110816U
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- motor
- hidden
- jack
- nut
- inner tube
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- 239000003638 chemical reducing agent Substances 0.000 claims description 14
- 238000010586 diagram Methods 0.000 description 3
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a hidden electric jack of motor belongs to jack and makes technical field. It has solved the big scheduling problem of current jack occupation space. The hidden electric jack comprises a main body, a motor, a screw rod, a nut and an inner tube, wherein the motor, the screw rod, the nut and the inner tube are arranged in the main body, the motor is used for driving the screw rod to rotate, the nut is in threaded connection with the screw rod and reciprocates along the screw rod, the inner tube is connected with the nut and reciprocates along the length direction of the screw rod along with the nut, and the motor and the screw rod are coaxially arranged. The utility model has the advantages of small occupied space and the like.
Description
Technical Field
The utility model belongs to the technical field of the jack is made, a jack is related to, in particular to hidden electric jack of motor.
Background
The electric jack is mainly installed on special vehicles such as motor homes and trailers and can support the special vehicles and stabilize the vehicle body when the special vehicles work. Most of motors of the existing electric jacks are arranged at the lower part or the upper part of an outer tube of the jack, and the motors are exposed outside the outer tube, so that the structure not only occupies a large amount of space of a vehicle, but also is not beneficial to operation of a user when the structure is installed; and the electric jack on the market at the present stage has a complex structure and is expensive.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a hidden electric jack of motor that occupation space is few to the above-mentioned problem that exists among the prior art.
The purpose of the utility model can be realized by the following technical proposal: the hidden motor-driven jack is characterized by comprising a main body, a motor, a screw rod, a nut and an inner tube, wherein the motor, the screw rod, the nut and the inner tube are arranged in the main body, the motor is used for driving the screw rod to rotate, the nut is in threaded connection with the screw rod and reciprocates along the screw rod, the inner tube is connected with the nut and reciprocates along the length direction of the screw rod along with the nut, and the motor and the screw rod are coaxially arranged.
The utility model discloses a theory of operation: the utility model discloses a motor drive lead screw for the nut is reciprocating motion on the lead screw, thereby drives the flexible of inner tube. Because the motor is located the inside of main part, motor and the coaxial setting of lead screw for the circumference size of jack is less, simple structure.
In the motor-concealed electric thousand top, the inner tube is located inside the main body, and one side of the inner tube, which is far away from the main body, is connected with the lifting part.
In the hidden electric thousand top of motor, the main body is provided with a switch for controlling the motor to start and stop, and the switch is positioned at the top end of the main body.
In the motor-hidden electric jack, a circuit breaker is connected between the switch and the motor.
In the hidden electric thousand tops of motor, pass through the support connection between nut and the inner tube, inner tube and support between link firmly through the bolt.
In the hidden electric thousand top of motor, the main part includes upper casing and lower casing, the upper casing is connected with the lower casing through the screw thread spare, the motor is installed in the upper casing, the lead screw is installed in the lower casing.
In the hidden electric jack with the motor, the motor is connected with a speed reducer, the speed reducer comprises at least one group of planetary gear sets, and the screw rod is connected with the speed reducer.
In the hidden electric thousand top of motor, the planetary gear set includes a gear carrier, a sun gear and at least one planet gear, the sun gear and at least one planet gear are mounted on the gear carrier, a ring gear is arranged on the outer periphery of the planetary gear set, the planet gear is meshed with the ring gear, the planet gear is meshed with the sun gear, and the planet gear runs around the sun gear.
In the motor-hidden electric jack, the number of the planetary gear sets is 3.
In the hidden electric jack of the motor, the speed reducer is provided with an output slot, and one end of the screw rod is inserted into the output slot and fixed.
Compared with the prior art, the novel motor is hidden in the outer tube, and the appearance is novel; the structure is simple, and the operation is easy; and the occupied space is small, and the installation is convenient.
Drawings
Fig. 1 is a schematic sectional structure of the present invention.
Fig. 2 is a schematic view of a partial cross-sectional structure of the periphery of the motor according to the present invention.
Fig. 3 is a schematic structural diagram of the middle motor and the speed reducer of the present invention.
Fig. 4 is a schematic structural diagram of the middle gear ring of the present invention.
Fig. 5 is a schematic structural view of the interior of the speed reducer of the present invention.
Fig. 6 is a schematic structural diagram of a planetary gear set of the present invention.
In the figure, 1, main body; 2. a motor; 3. a screw rod; 4. a nut; 5. an inner tube; 6. a lifting part; 7. a switch; 8. a circuit breaker; 9. a support; 10. a bolt; 11. sleeving a sleeve; 12. setting a sleeve; 13. a threaded member; 14. a reduction gear; 15. a planetary gear set; 16. a gear carrier; 17. a sun gear; 18. a planet wheel; 19. a ring gear; 20. and (4) an output groove.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1-6, the hidden electric jack with the motor 2 comprises a main body 1, and the motor 2, a screw rod 3, a nut 4 and an inner tube 5 which are arranged inside the main body 1, wherein the motor 2 is used for driving the screw rod 3 to rotate, the nut 4 is in threaded connection with the screw rod 3 and reciprocates along the screw rod 3, the inner tube 5 is connected with the nut 4 and reciprocates along the length direction of the screw rod 3 along with the nut 4, and the motor 2 and the screw rod 3 are coaxially arranged.
More specifically, the inner tube 5 is located inside the main body 1, and the elevating portion 6 is connected to a side of the inner tube 5 away from the main body 1. The lifting is used for abutting, and the effect of jacking the vehicle body is achieved.
In further detail, the main body 1 is provided with a switch 7 for controlling the start and stop of the motor 2, and the switch 7 is located at the top end of the main body 1. This setting makes switch 7 can not influence the size of main part 1 week portion direction for the space that this jack's structure occupy is little.
In more detail, a circuit breaker 8 is connected between the switch 7 and the motor 2. This setting can make motor 2 open circuit under emergency, promotes the factor of safety of jack.
In more detail, the nut 4 is connected with the inner tube 5 through a support 9, and the inner tube 5 is fixedly connected with the support 9 through a bolt 10.
In more detail, the main body 1 comprises an upper sleeve 11 and a lower sleeve 12, the upper sleeve 11 is connected with the lower sleeve 12 through a screw 13, the motor 2 is installed in the upper sleeve 11, and the screw rod 3 is installed in the lower sleeve 12. In the arrangement, the upper sleeve 11 and the lower sleeve 12 are arranged in a split manner, so that the motor 2 is conveniently installed in the main body 1, and the disassembly and maintenance are also convenient.
In more detail, the motor 2 is connected with a speed reducer 14, the speed reducer 14 comprises at least one planetary gear set 15, and the screw rod 3 is connected with the speed reducer 14. This setting uses planetary gear set 15 to reduce the rotational speed of motor 2 output, promotes the moment of torsion for the moment of torsion reaches service standard.
In further detail, the planetary gear set 15 includes a carrier 16, a sun gear 17 and at least one planet gear 18, the sun gear 17 and the at least one planet gear 18 are mounted on the carrier 16, an outer circumference of the planetary gear set 15 is provided with a ring gear 19, the planet gear 18 is meshed with the sun gear 17, and the planet gear 18 runs around the sun gear 17.
Preferably, the number of planetary gear sets 15 is 3.
More specifically, the speed reducer 14 is provided with an output groove 20, and one end of the screw rod 3 is inserted into the output groove 20 and fixed.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although a large number of terms are used here more, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (10)
1. The utility model provides a hidden electric jack of motor, its characterized in that includes main part (1) and sets up in inside motor (2), lead screw (3), nut (4), inner tube (5) of main part (1), motor (2) be used for driving lead screw (3) rotatory, nut (4) and lead screw (3) threaded connection and be reciprocating motion along lead screw (3), inner tube (5) be connected with nut (4) and be reciprocating motion along lead screw (3) length direction along with nut (4), motor (2) with the coaxial setting of lead screw (3).
2. The jack with the hidden electric motor as claimed in claim 1, wherein the inner tube (5) is located inside the main body (1), and a lifting part (6) is connected to a side of the inner tube (5) away from the main body (1).
3. The electric jack with the hidden motor as claimed in claim 1, wherein the main body (1) is provided with a switch (7) for controlling the on/off of the motor (2), and the switch (7) is located at the top end of the main body (1).
4. The jack with the hidden motor as claimed in claim 3, wherein a circuit breaker (8) is connected between the switch (7) and the motor (2).
5. The electric jack with the hidden motor as claimed in claim 1, wherein the nut (4) is connected with the inner tube (5) through a bracket (9), and the inner tube (5) is fixedly connected with the bracket (9) through a bolt (10).
6. The electric jack with the hidden motor as claimed in claim 1, wherein the main body (1) comprises an upper sleeve (11) and a lower sleeve (12), the upper sleeve (11) is connected with the lower sleeve (12) through a screw (13), the motor (2) is installed in the upper sleeve (11), and the screw (3) is installed in the lower sleeve (12).
7. The electric jack with hidden motor as claimed in claim 1, wherein the motor (2) is connected with a speed reducer (14), the speed reducer (14) comprises at least one planetary gear set (15), and the screw rod (3) is connected with the speed reducer (14).
8. The electric motor hidden electric jack of claim 7, characterized in that the planetary gear set (15) comprises a gear carrier (16) and a sun gear (17) and at least one planet gear (18) which are arranged on the gear carrier (16), a ring gear (19) is arranged on the periphery of the planetary gear set (15), the planet gear (18) is meshed with the ring gear (19), the planet gear (18) is meshed with the sun gear (17), and the planet gear (18) runs around the sun gear (17).
9. The jack set with hidden electric motor as claimed in claim 7, wherein the number of the planetary gear sets (15) is 3.
10. The electric jack with the hidden motor as claimed in claim 7, wherein the speed reducer (14) is provided with an output slot (20), and one end of the screw rod (3) is inserted into the output slot (20) and fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922103130.9U CN211110816U (en) | 2019-11-29 | 2019-11-29 | Motor-hidden electric jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922103130.9U CN211110816U (en) | 2019-11-29 | 2019-11-29 | Motor-hidden electric jack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211110816U true CN211110816U (en) | 2020-07-28 |
Family
ID=71699589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922103130.9U Active CN211110816U (en) | 2019-11-29 | 2019-11-29 | Motor-hidden electric jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211110816U (en) |
-
2019
- 2019-11-29 CN CN201922103130.9U patent/CN211110816U/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 | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A motor hidden electric jack Granted publication date: 20200728 Pledgee: Zhejiang Tailong Commercial Bank Co.,Ltd. Hangzhou Yuhang sub branch Pledgor: HANGZHOU HENGJUN TECHNOLOGY Co.,Ltd. Registration number: Y2024980001800 |