CN213990399U - Low-noise telescopic mechanism - Google Patents
Low-noise telescopic mechanism Download PDFInfo
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- CN213990399U CN213990399U CN202022918362.2U CN202022918362U CN213990399U CN 213990399 U CN213990399 U CN 213990399U CN 202022918362 U CN202022918362 U CN 202022918362U CN 213990399 U CN213990399 U CN 213990399U
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Abstract
The utility model discloses a low-noise telescoping mechanism, belonging to the technical field of telescoping mechanisms, comprising a base, wherein one side of the bottom in the base is provided with a mounting seat which is of a U-shaped structure, and the bottom of the mounting seat is provided with a fixing hole, the fixing hole on the mounting seat is arranged at one side of the bottom in the base in a penetrating way through a screw rod, the four corners of one side of the mounting seat are provided with rubber vibration damping columns, one side of each rubber vibration damping column far away from the mounting seat is provided with a motor, the motor is started to drive the screw rod to rotate, the screw rod drives the screw rod nut to move, the screw rod nut drives the movable plate to move on the base, the function of high-efficient absorbing is realized to cooperation rubber damping post when starter motor moves, has avoided the vibration that the motor operation produced to lead to influencing the problem that customer experience felt, cooperates the guide arm to realize the function of steady operation simultaneously in the motion.
Description
Technical Field
The utility model relates to a telescopic machanism especially relates to a low noise telescopic machanism, belongs to telescopic machanism technical field.
Background
The television technology has undergone three iterations of black and white television, color television and digital television represented by liquid crystal television, PDP, OLED, etc., and laser television combines DLP digital cinema projection technology using a laser light source and television technology to form fourth generation television display technology. The DLP digital cinema projection technology has acquired the technical prize of oscar science in 2015, more than eight digital cinema projectors worldwide use laser light sources and the number of the projectors is continuously increased, and laser television is a civilized product of the digital cinema projection technology and a preferred product for users to generate large screens.
In the prior art, the telescopic platform for the household laser television has high noise when in use, particularly, the sales volume can be reduced due to poor customer experience of the telescopic platform which takes experience as core competitiveness, the production cost is high, the qualification rate of batch production is low, and therefore a low-noise telescopic mechanism is designed to optimize the problems.
SUMMERY OF THE UTILITY MODEL
The main objective of the utility model is to provide a low noise telescopic machanism drives the lead screw through starter motor and rotates, drives the screw-nut motion through the lead screw, drives the movable plate through screw-nut and removes on the base, cooperates rubber damping post to realize high-efficient absorbing function when starter motor moves, and the vibration of having avoided motor operation to produce leads to influencing the problem that customer experience felt, cooperates the guide arm to realize the function of steady operation simultaneously in the motion.
The purpose of the utility model can be achieved by adopting the following technical scheme:
a low-noise telescopic mechanism comprises a base, wherein a mounting seat is installed at one side of the bottom in the base, the mounting seat is of a U-shaped structure, a fixing hole is formed in the bottom of the mounting seat, the fixing hole in the mounting seat is installed at one side of the bottom in the base in a penetrating manner through a screw rod, rubber vibration reduction columns are installed at four corners of one side of the mounting seat, a motor is installed at one side, away from the mounting seat, of each rubber vibration reduction column, a coupler penetrating through the mounting seat is installed at the output end of the motor, a first bearing is further arranged on the inner wall of the mounting seat, one end, away from the motor, of the coupler penetrates through the first bearing to install a lead screw, a lead screw nut meshed with the lead screw is sleeved on the outer side of the lead screw, a bearing fixing seat is installed at one end, away from the motor, of the lead screw is installed at one side, away from the bottom in the base, and a moving plate which can slide on the base is arranged on the outer side of the screw rod nut.
Preferably, guide rods are arranged on two sides of the bottom in the base and penetrate through the movable plate.
Preferably, a circuit board and a switching power supply are installed on one side of the bottom in the base, an input socket and an output socket are arranged on one side of the base, and the switching power supply is electrically connected with the input socket and the output socket.
Preferably, the bottom is close to in the base motor department and keeps away from motor department all is equipped with the sensor, circuit board electric connection sensor.
Preferably, the rubber vibration damping column is prepared from natural rubber, butadiene rubber or butadiene-acrylonitrile rubber.
Preferably, the switching power supply converts 220V into 24V power supply.
The utility model has the advantages of:
the utility model provides a pair of low noise telescopic machanism drives the lead screw through starter motor and rotates, drives the screw-nut motion through the lead screw, drives the movable plate through screw-nut and removes on the base, cooperates rubber damping post to realize high-efficient absorbing function in starter motor operation, and the vibration of having avoided motor operation to produce leads to influencing the problem that customer experience felt, cooperates the guide arm to realize the function of steady operation simultaneously in the motion.
Drawings
Fig. 1 is a schematic view of a transmission assembly according to a preferred embodiment of a low noise telescopic mechanism according to the present invention;
fig. 2 is a front cross-sectional view of a telescoping platform of a preferred embodiment of a low noise telescoping mechanism according to the present invention;
fig. 3 is a side view of a telescoping platform of a preferred embodiment of a low noise telescoping mechanism according to the present invention.
In the figure: 1-moving plate, 2-switching power supply, 3-base, 4-guide rod, 5-circuit board, 6-input socket, 7-output socket, 9-motor, 10-rubber damping column, 11-mounting seat, 12-coupling, 13-first bearing, 14-lead screw, 15-lead screw nut, 16-bearing fixing seat, 17-second bearing and 18-sensor.
Detailed Description
In order to make the technical solutions of the present invention clearer and clearer for those skilled in the art, the present invention will be described in further detail with reference to the following embodiments and the accompanying drawings, but the embodiments of the present invention are not limited thereto.
As shown in fig. 1-3, the low-noise telescopic mechanism provided in this embodiment includes a base 3, a mounting seat 11 is installed at one side of the bottom in the base 3, the mounting seat 11 is of a U-shaped structure, and a fixing hole is formed at the bottom of the mounting seat 11, the fixing hole on the mounting seat 11 is installed at one side of the bottom in the base 3 through a screw, a rubber damping column 10 is installed at four corners of one side of the mounting seat 11, a motor 9 is installed at one side of the rubber damping column 10 away from the mounting seat 11, a coupling 12 penetrating through the mounting seat 11 is installed at an output end of the motor 9, a first bearing 13 is further installed on an inner wall of the mounting seat 11, a lead screw 14 is installed through the first bearing 13 at one end of the coupling 12 away from the motor 9, a lead screw nut 15 engaged with the lead screw 14 is sleeved on an outer side of the lead screw 14, a bearing fixing seat 16 is installed at one end of the lead screw 14 away from the motor 9 through a second bearing 17, the outer side of the bearing fixing seat 16 is arranged at one side of the bottom in the base 3 far away from the motor 9, and the outer side of the screw nut 15 is provided with the moving plate 1 which can slide on the base 3.
In this embodiment, guide rods 4 are installed at both sides of the bottom in the base 3, and the guide rods 4 penetrate the moving plate 1.
In this embodiment, the circuit board 5 and the switching power supply 2 are installed on one side of the bottom in the base 3, the input socket 6 and the output socket 7 are arranged on one side of the base 3, the switching power supply 2 is electrically connected with the input socket 6 and the output socket 7, the input socket 6 is connected with the power supply, and the output socket 7 is connected with the laser television host.
In this embodiment, the bottom of the base 3 is provided with a sensor 18 near the motor 9 and a sensor 18 far from the motor 9, the circuit board 5 is electrically connected to the sensor 18, and the movement distance is determined by the sensor 18, wherein the sensor 18 is a displacement sensor.
In the present embodiment, the rubber vibration damping columns 10 are made of natural rubber, butadiene rubber or nitrile rubber.
In this embodiment, the switching power supply 2 converts 220V to 24V.
Above, only the further embodiments of the present invention are shown, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can replace or change the technical solution and the concept of the present invention within the protection scope of the present invention.
Claims (6)
1. A low noise telescopic machanism which characterized in that: comprises a base (3), a mounting seat (11) is installed at one side of the bottom in the base (3), the mounting seat (11) is of a U-shaped structure, a fixing hole is formed in the bottom of the mounting seat (11), the fixing hole in the mounting seat (11) is installed at one side of the bottom in the base (3) in a penetrating mode through a screw rod, a rubber damping column (10) is installed at the four corners of one side of the mounting seat (11), the rubber damping column (10) is far away from one side of the mounting seat (11) and is provided with a motor (9), a coupler (12) penetrating through the mounting seat (11) is installed at the output end of the motor (9), a first bearing (13) is further arranged on the inner wall of the mounting seat (11), one end, far away from the motor (9), of the coupler (12) is penetrated through the first bearing (13) and is provided with a screw rod nut (15) meshed with the screw rod (14), keep away from lead screw (14) bearing fixing base (16) are installed through second bearing (17) to the one end of motor (9), install the outside of bearing fixing base (16) the bottom is kept away from in base (3) one side department of motor (9), install in the outside of screw-nut (15) can gliding movable plate (1) on base (3).
2. A low noise telescopic mechanism according to claim 1, wherein: guide rods (4) are installed on two sides of the bottom in the base (3), and the guide rods (4) penetrate through the movable plate (1).
3. A low noise telescoping mechanism as in claim 2, wherein: circuit board (5) and switching power supply (2) are installed to one side of bottom in base (3), one side of base (3) is equipped with input socket (6) and output socket (7), switching power supply (2) with input socket (6) and output socket (7) electric connection.
4. A low noise telescoping mechanism as in claim 3, wherein: the bottom is close to in base (3) motor (9) department and keep away from motor (9) department all is equipped with sensor (18), circuit board (5) electric connection sensor (18).
5. A low noise telescopic mechanism according to claim 4, wherein: the rubber vibration damping column (10) is prepared from natural rubber, butadiene rubber or butadiene acrylonitrile rubber.
6. A low noise telescoping mechanism as in claim 5, wherein: the switching power supply (2) converts 220V into 24V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022918362.2U CN213990399U (en) | 2020-12-08 | 2020-12-08 | Low-noise telescopic mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022918362.2U CN213990399U (en) | 2020-12-08 | 2020-12-08 | Low-noise telescopic mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213990399U true CN213990399U (en) | 2021-08-17 |
Family
ID=77241129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022918362.2U Active CN213990399U (en) | 2020-12-08 | 2020-12-08 | Low-noise telescopic mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213990399U (en) |
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2020
- 2020-12-08 CN CN202022918362.2U patent/CN213990399U/en active Active
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