CN211945819U - High-speed low-noise ball screw device for elevator - Google Patents
High-speed low-noise ball screw device for elevator Download PDFInfo
- Publication number
- CN211945819U CN211945819U CN202020599683.8U CN202020599683U CN211945819U CN 211945819 U CN211945819 U CN 211945819U CN 202020599683 U CN202020599683 U CN 202020599683U CN 211945819 U CN211945819 U CN 211945819U
- Authority
- CN
- China
- Prior art keywords
- ball screw
- ball
- speed low
- elevator
- screw device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Types And Forms Of Lifts (AREA)
- Transmission Devices (AREA)
Abstract
The utility model discloses a high-speed low noise type ball screw device for elevator, including the lower carriage, the both sides on the top of lower carriage all are connected with the support column, and the both sides on the top of lower carriage all are provided with the axle bed, two the top of support column is connected with the upper bracket jointly, the motor is all installed on the both sides on the top of upper bracket, the bottom of motor is connected with ball screw, ball nut, two have been cup jointed in ball screw's the outside one side that ball nut is close to each other is connected with elevator room, its characterized in that jointly. The utility model discloses a lubricating-oil tank, immersible pump, defeated oil pipe, oil inlet, electric cylinder and brush, after lubricating oil on ball screw is consumed totally, can be convenient and even scribble lubricating oil on ball screw to lubricating oil is not enough to cause great wearing and tearing when avoiding ball screw and ball nut because of the transmission, thereby has improved this ball screw device's practicality.
Description
Technical Field
The utility model relates to a ball screw technical field specifically is a high-speed low noise type ball screw device for elevator.
Background
The ball screw is an ideal product for converting rotary motion into linear motion or converting linear motion into rotary motion. The ball screw is the most commonly used transmission element on tool machinery and precision machinery, and has the main function of converting rotary motion into linear motion or converting torque into axial repeated acting force, and has the characteristics of high precision, reversibility and high efficiency. Ball screws are widely used in various industrial equipments and precision instruments due to their small frictional resistance. The household elevator usually adopts a ball screw transmission mode to realize the purpose of up-down transmission, and the elevator adopting the transmission mode has the characteristics of self-locking property, high safety and the like.
There are a variety of high-speed low noise type ball screw devices for elevator on the existing market, but these ball screw devices ubiquitous can not be convenient scribble lubricating oil for the surface of lead screw, and the noise is great during ball nut transmission. Accordingly, those skilled in the art have provided a high-speed low-noise type ball screw device for an elevator to solve the problems presented in the background art as described above.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high-speed low noise type ball screw device for elevator to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a high-speed low-noise ball screw device for an elevator comprises a lower bracket, wherein two sides of the top end of the lower bracket are connected with supporting columns, and the two sides of the top end of the lower bracket are respectively provided with a shaft seat, the top ends of the two supporting columns are connected with the upper bracket together, the two sides of the top end of the upper bracket are both provided with motors, the bottom ends of the motors are connected with ball screws, the outer side of the ball screw is sleeved with a ball nut, one side of the two ball nuts close to each other is connected with an elevator room together, the two sides of the bottom end of the ball nut are both connected with a lubricating oil tank, the top of one side of the lubricating oil tank is provided with an oil inlet, the bottom of the other side of the lubricating oil tank is connected with an oil pipeline, the bottom end of the lubricating oil tank is provided with an electric cylinder, the inside of lubricating-oil tank is installed the immersible pump, the brush is installed to electric cylinder's one end.
Furthermore, one end of the oil delivery pipe is connected with one side of the submersible pump, and the other end of the oil delivery pipe is arranged above the hairbrush.
Further, ball nut's one end is provided with inhales the sound sponge, the installation cavity has been seted up to ball nut's one end, a plurality of damping spring is installed to the inside equidistance of installation cavity.
Further, a plurality of mounting groove has been seted up to the inside equidistance of installation cavity, damping spring's one end is connected with the inner wall of mounting groove, damping spring's the other end is connected with the one side of inhaling the sound sponge.
Furthermore, the outer side of the sound-absorbing sponge is attached to the inner wall of the ball nut.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through lubricating-oil tank, immersible pump, defeated oil pipe, oil inlet, electric cylinder and brush, the lubricating oil on ball is consumed totally the back, can be convenient and even scribble lubricating oil on ball to avoid ball and ball nut to cause great wearing and tearing because of the lubricating oil is not enough when the transmission, thereby improved the practicality of this ball screw device.
2. Through damping spring, installation cavity, inhale sound sponge and mounting groove, can make all the time to inhale the sound sponge and paste with ball nut's inner wall mutually to make and inhale the sound sponge and can absorb the noise that ball nut produced, and then weaken ball nut's noise, thereby improved this ball screw device's practicality.
Drawings
Fig. 1 is a schematic structural view of a high-speed low-noise type ball screw device for an elevator proposed in embodiment 1;
fig. 2 is an enlarged view of a in a high-speed low-noise type ball screw device for an elevator proposed in embodiment 1;
fig. 3 is a partial structural view of a ball screw and a ball nut in a high-speed low-noise type ball screw apparatus for an elevator proposed in embodiment 2;
fig. 4 is a top partial sectional view of a ball nut, a ball screw and a sound-absorbing sponge in a high-speed low-noise type ball screw device for an elevator proposed in embodiment 2.
In the figure: 1. a lower bracket; 2. a ball screw; 3. a support pillar; 4. a ball nut; 5. a motor; 6. an upper bracket; 7. a mounting cavity; 8. an elevator cab; 9. a shaft seat; 10. a lubricating oil tank; 11. a submersible pump; 12. an electric cylinder; 13. a brush; 14. an oil delivery pipe; 15. an oil inlet; 16. sound-absorbing sponge; 17. a shock absorbing spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1 to 2, in an embodiment of the present invention, a high-speed low-noise ball screw device for an elevator includes a lower bracket 1, support columns 3 are connected to both sides of a top end of the lower bracket 1, shaft seats 9 are provided on both sides of a top end of the lower bracket 1, an upper bracket 6 is connected to top ends of the two support columns 3, a motor 5 is installed on both sides of a top end of the upper bracket 6, a ball screw 2 is connected to a bottom end of the motor 5, a ball nut 4 is sleeved on an outer side of the ball screw 2, an elevator chamber 8 is connected to a side where the two ball nuts 4 are close to each other, a lubricating oil tank 10 is connected to both sides of a bottom end of the ball nut 4, an oil inlet 15 is provided on a top of one side of the lubricating oil tank 10, an oil delivery pipe 14 is connected to a bottom of the other side of the lubricating oil tank 10, an electric, one end of the electric cylinder 12 is mounted with a brush 13.
Wherein, one end of the oil delivery pipe 14 is connected with one side of the submersible pump 11, and the other end of the oil delivery pipe 14 is arranged above the brush 13.
The working principle is as follows: when the transmission device is used, after the ball nut 4 is driven up and down on the ball screw 2 for a long time, the lubricating oil on the ball screw 2 is consumed, the transmission of the ball nut 4 on the ball screw 2 is influenced, and causes great wear to the ball screw 2 and the ball nut 4, when the ball nut 4 moves, the electric cylinder 12 can be opened, the piston rod of the electric cylinder 12 drives the brush 13 connected with the electric cylinder to move towards the surface of the ball screw 2 and contact with the ball screw, then the submersible pump 11 is opened, the submersible pump 11 works and pumps the lubricating oil in the lubricating oil tank 10 into the oil delivery pipe 14 and drips on the brush 13 below the oil outlet of the oil delivery pipe 14, therefore, when the ball nut 4 drives the brush 13 to move, the brush 13 uniformly coats the lubricating oil on the surface of the ball screw 2, and the purpose of supplementing the lubricating oil to the surface of the ball screw 2 is achieved.
Example 2
Referring to fig. 3-4, a high-speed low noise type ball screw device for elevator, this embodiment compares in embodiment 1, still includes that ball nut 4's one end is provided with inhales sound sponge 16, and installation cavity 7 has been seted up to ball nut 4's one end, and a plurality of damping spring 17 is installed to the inside equidistance of installation cavity 7.
Wherein, a plurality of mounting groove has been seted up to the inside equidistance of installation cavity 7, and damping spring 17's one end is connected with the inner wall of mounting groove, and damping spring 17's the other end is connected with one side of inhaling sound sponge 16.
Wherein, the outer side of the sound-absorbing sponge 16 is attached to the inner wall of the ball nut 4.
The working principle is as follows: because ball nut 4 carries on the great elevator room 8 of quality, therefore ball nut 4 is when ball screw 2 overhead transmission, ball nut 4 can produce the vibrations of small range on ball screw 2's surface, and can produce the noise, when ball nut 4 shakes, damping spring 17 in the installation cavity 7 of its inside setting can drive the removal of inhaling the sound sponge 16 small range, and make all the time and inhale sound sponge 16 and ball nut 4's inner wall and paste mutually, thereby make and inhale sound sponge 16 and can absorb the noise that ball nut 4 produced, and then weaken ball nut 4's noise.
The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A high-speed low-noise ball screw device for an elevator comprises a lower support (1), wherein two sides of the top end of the lower support (1) are connected with support columns (3), shaft seats (9) are arranged on two sides of the top end of the lower support (1), the top ends of the two support columns (3) are connected with an upper support (6) together, motors (5) are installed on two sides of the top end of the upper support (6), the bottom end of each motor (5) is connected with a ball screw (2), ball nuts (4) are sleeved on the outer side of each ball screw (2), one sides of the two ball nuts (4) close to each other are connected with an elevator chamber (8) together, the high-speed low-noise ball screw device is characterized in that two sides of the bottom end of each ball nut (4) are connected with a lubricating oil tank (10), and the top of one side of each lubricating oil tank (, the bottom of the opposite side of lubricating-oil tank (10) is connected with defeated oil pipe (14), electric cylinder (12) are installed to the bottom of lubricating-oil tank (10), immersible pump (11) are installed to the inboard of lubricating-oil tank (10), brush (13) are installed to the one end of electric cylinder (12).
2. A high-speed low-noise type ball screw device for an elevator according to claim 1, wherein one end of the oil delivery pipe (14) is connected to one side of the submersible pump (11), and the other end of the oil delivery pipe (14) is disposed above the brush (13).
3. A high-speed low-noise ball screw device for an elevator according to any one of claims 1-2, wherein a sound-absorbing sponge (16) is disposed at one end of the ball nut (4), a mounting cavity (7) is opened at one end of the ball nut (4), and a plurality of damping springs (17) are equidistantly mounted inside the mounting cavity (7).
4. A high-speed low-noise type ball screw device for an elevator according to claim 3, wherein a plurality of mounting grooves are formed at equal intervals in the mounting chamber (7), one end of the damping spring (17) is connected to an inner wall of the mounting groove, and the other end of the damping spring (17) is connected to one side of the sound-absorbing sponge (16).
5. A high-speed low-noise type ball screw device for an elevator according to claim 3, wherein the outside of the sound-absorbing sponge (16) is attached to the inner wall of the ball nut (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020599683.8U CN211945819U (en) | 2020-04-21 | 2020-04-21 | High-speed low-noise ball screw device for elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020599683.8U CN211945819U (en) | 2020-04-21 | 2020-04-21 | High-speed low-noise ball screw device for elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211945819U true CN211945819U (en) | 2020-11-17 |
Family
ID=73165128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020599683.8U Active CN211945819U (en) | 2020-04-21 | 2020-04-21 | High-speed low-noise ball screw device for elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211945819U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112811349A (en) * | 2021-01-23 | 2021-05-18 | 徐雪东 | Screw type lifting equipment with self-maintenance function for outdoor building construction |
| CN115301368A (en) * | 2022-06-29 | 2022-11-08 | 枣庄鑫金山智能装备有限公司 | Impact crusher divides charging tray |
-
2020
- 2020-04-21 CN CN202020599683.8U patent/CN211945819U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112811349A (en) * | 2021-01-23 | 2021-05-18 | 徐雪东 | Screw type lifting equipment with self-maintenance function for outdoor building construction |
| CN112811349B (en) * | 2021-01-23 | 2023-09-26 | 展视网（北京）科技有限公司 | Take outdoor construction of self-maintenance function to use screw lifting device |
| CN115301368A (en) * | 2022-06-29 | 2022-11-08 | 枣庄鑫金山智能装备有限公司 | Impact crusher divides charging tray |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211945819U (en) | High-speed low-noise ball screw device for elevator | |
| CN210686885U (en) | Transmission mechanism for converting rotary motion into reciprocating motion | |
| JP2003014070A (en) | Motor-driven actuator | |
| CN209313622U (en) | A kind of motor shaft damping self-locking device of electric pushrod | |
| CN110566645A (en) | Transmission mechanism and method for converting rotary motion into reciprocating motion | |
| CN204122678U (en) | A kind of forging manipulator binding clip revolution buffer unit | |
| CN215531522U (en) | Drive assembly for a discharge device | |
| CN214888674U (en) | Ball screw pair and sealing structure | |
| CN210919447U (en) | Double-screw vacuum pump | |
| CN104265823A (en) | Shock absorber with base power generation | |
| CN113007272A (en) | High-efficient environmental protection heat pump | |
| CN214101008U (en) | Motor rotor with antifriction device | |
| CN211692971U (en) | Centrifugal pump shock-proof type mount pad | |
| CN210758492U (en) | Over-and-under type electric drill perforating device | |
| CN103453097A (en) | Nut rotating type ball screw pair device on spinning machine | |
| CN208849597U (en) | A kind of electric machine vibration reducer | |
| CN209959541U (en) | Bearing seat of fan | |
| CN213331503U (en) | Anti-pumping type screw pump | |
| CN213661359U (en) | Electric push rod | |
| CN213185722U (en) | Motor utilizing gyro principle | |
| CN213360342U (en) | Noise-reduction air pump core for air compressor | |
| CN201839173U (en) | Noise reducing shaded pole motor | |
| CN221548388U (en) | Lubricating grease injection frame for enhancing shock resistance | |
| CN219458815U (en) | DC brushless motor | |
| CN214534329U (en) | Dustproof ball screw assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |