阅读说明：本技术 一种应用于低温真空环境的运动机构 (Be applied to motion of low temperature vacuum environment ) 是由 邹金成 鲜伟 刘成 黎革 于 2020-12-17 设计创作，主要内容包括：本发明公开了一种应用于低温真空环境的运动机构,包括驱动组件、冷板、从动组件、驱动机构保温件和从动机构保温件,所述冷板的两端分别与驱动组件和从动组件连接,所述驱动机构保温件设置在所述驱动组件上,以使得所述驱动组件维持一定温度,所述从动机构保温件设置在所述从动组件上,以使得所述从动组件维持一定温度,本发明设计新颖,通过真空容器模拟真空环境,驱动组件和从动组件安装在真空容器内部,冷板为真空容器提供冷环境,且冷板实现了驱动组件和从动组件之间的传动连接,驱动机构保温件向驱动组件进行保温处理,从从动机构保温件向从动组件进行保温处理,减少卡死现象的发生,提高使用效果。(The invention discloses a movement mechanism applied to a low-temperature vacuum environment, which comprises a driving component, a cold plate, a driven component, a driving mechanism heat preservation part and a driven mechanism heat preservation part, wherein two ends of the cold plate are respectively connected with the driving component and the driven component, the driving mechanism heat preservation part is arranged on the driving component to ensure that the driving component maintains a certain temperature, the driven mechanism heat preservation part is arranged on the driven component to ensure that the driven component maintains a certain temperature, the invention has novel design, the vacuum environment is simulated through a vacuum container, the driving component and the driven component are arranged in the vacuum container, a cold plate provides a cold environment for the vacuum container, the cold plate realizes the transmission connection between the driving component and the driven component, the driving mechanism heat preservation part carries out heat preservation treatment on the driving component, and the driven mechanism heat preservation part carries out heat preservation treatment on the driven component, the occurrence of the phenomenon of jamming is reduced, and the using effect is improved.)

1. The utility model provides a motion mechanism for low temperature vacuum environment which characterized in that: including drive assembly (2), cold drawing (3), driven subassembly (4), actuating mechanism heat preservation (5) and driven mechanism heat preservation (6), the both ends of cold drawing (3) are connected with drive assembly (2) and driven subassembly (4) respectively, actuating mechanism heat preservation (5) set up on drive assembly (2), so that drive assembly (2) maintain the uniform temperature, driven mechanism heat preservation (6) set up on driven subassembly (4), so that driven subassembly (4) maintain the uniform temperature.

2. The motion mechanism of claim 1, wherein the motion mechanism is applied to a low-temperature vacuum environment, and comprises: the driving mechanism heat-insulating piece (5) and the driven mechanism heat-insulating piece (6) comprise heat-insulating covers and heating devices, and the temperature of the driving assembly (2) and the temperature of the driven assembly (4) can reach above 0 ℃.

3. The motion mechanism of claim 1, wherein the motion mechanism is applied to a low-temperature vacuum environment, and comprises: still include vacuum vessel (1), drive assembly (2), cold drawing (3), driven subassembly (4), actuating mechanism keep warm piece (5) and driven mechanism keep warm piece (6) all set up inside vacuum vessel (1), drive assembly (2) with driven subassembly (4) fixed connection respectively is in vacuum vessel (1) inner wall.

4. A movement mechanism for application in a cryogenic vacuum environment according to any of claims 1-3, wherein: the driving assembly (2) comprises a driving mechanism (22), a transmission assembly (23), a driving guide rail (25), a rack (26), a gear (27), a first connecting plate (28) and a first rolling wheel (29); the driving mechanism (22) comprises a motor and a speed reducer, the transmission assembly (23) comprises a transmission shaft and a transmission shaft mounting seat, one end of a transmission shaft of the transmission assembly (23) is connected with the output end of the speed reducer, and the other end of the transmission shaft is in transmission connection with the gear (27); one end of the first connecting plate (28) is connected with the cold plate (3), the other end of the first connecting plate is in transmission connection with a first rolling wheel (29), the first rolling wheel (29) is arranged on a driving guide rail (25), the first connecting plate (28) is fixedly connected with a rack (26), and a gear (27) is matched with the rack (26), so that the transmission assembly (23) can drive the first connecting plate (28) and the first rolling wheel (29) to slide along the driving guide rail (25).

5. The motion mechanism of claim 4, wherein the motion mechanism comprises: the driving assembly (2) further comprises a first mounting seat (21) and a second mounting seat (24), the driving mechanism (22) is fixedly connected to the inner wall of the vacuum container (1) through the first mounting seat (21), and the driving guide rail (25) is fixedly connected to the inner wall of the vacuum container (1) through the second mounting seat (24).

6. The motion mechanism of claim 4, wherein the motion mechanism comprises: the first connecting plate (28) is connected with two first rolling wheels (29), and the two first rolling wheels (29) are respectively positioned on the tracks on two sides of the main body of the driving guide rail (25), so that the first connecting plate (28) is hung on the driving guide rail (25) through the two first rolling wheels (29).

7. A movement mechanism for application in a cryogenic vacuum environment according to any of claims 1-3, wherein: the driven assembly (4) comprises a driven guide rail (42), a second connecting plate (43) and a second rolling wheel (44), the second rolling wheel (44) is fixedly connected to the lower end portion of the second connecting plate (43), the second connecting plate (43) is in rolling connection with the driven guide rail (42) through the second rolling wheel (44), and the upper end of the second connecting plate (43) is fixedly connected with the cold plate (3).

8. The motion mechanism applied to a low-temperature vacuum environment according to claim 7, wherein: the driven assembly (4) further comprises a third mounting seat (41), and the driven guide rail (42) is fixedly connected to the inner wall of the vacuum container (1) through the third mounting seat (41).

9. The motion mechanism applied to a low-temperature vacuum environment according to claim 4, wherein: the heat-insulating cover substantially encloses the transmission assembly (23), the drive rail (25), the rack (26), the gear (27) and the first rolling wheel (29).

10. The motion mechanism applied to a low-temperature vacuum environment according to claim 7, wherein: the heat-retaining cover substantially encloses the driven rail (42) and the second rolling wheel (44).

Technical Field

The invention relates to the technical field of motion mechanisms, in particular to a motion mechanism applied to a low-temperature vacuum environment.

Background

The low temperature is commonly called cold, and according to the regulations of meteorological departments in China, the local strong cold air with the temperature reduced for 24 hours to be more than 10 ℃ or the temperature reduced for 48 hours to be more than 12 ℃ and the lowest temperature reduced to be less than 5 ℃ is called cold tide. The low-temperature operation refers to operation at a working site with an average temperature of 5 ℃ or lower during production labor. The low temperature work can be classified into 4 stages according to the temperature of the work place and the low temperature work time rate, and the higher the number of stages is, the higher the cold strength is.

Vacuum means a state of gas below one atmosphere in a given space, which is a physical phenomenon. In "virtual space," sound cannot be transmitted because there is no medium, but the transmission of electromagnetic waves is not affected by vacuum. In fact, in vacuum technology, vacuum is applied to the atmosphere, and a part of the material in a specific space is exhausted to a pressure less than a standard atmospheric pressure, so that the space is generally called as vacuum or vacuum state. Vacuum is usually applied in pascals (Pascal) or Torr (Torr) as a unit of pressure. In the natural environment, only the outer space can be called the space closest to the vacuum.

However, the existing motion mechanism used under low-temperature vacuum has the following disadvantages:

the vacuum ring simulation equipment simulates the environment of space, the temperature change is from +90 to-196 ℃, the vacuum ring simulation equipment can be applied to a motion mechanism in the environment, and the motion mechanism can be stuck in a low-temperature environment particularly due to the temperature change.

Disclosure of Invention

The invention aims to provide a motion mechanism applied to a low-temperature vacuum environment, and aims to solve the problems that the motion mechanism applied to the low-temperature vacuum environment in the prior art simulates the space environment in a vacuum ring simulation device, the temperature changes from +90 to-196 ℃, the motion mechanism can be applied to the environment, and the motion mechanism can be stuck particularly in the low-temperature environment due to the temperature change.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a be applied to motion of low temperature vacuum environment, includes drive assembly, cold board, driven component, drive mechanism heat preservation and driven mechanism heat preservation, the both ends of cold board are connected with drive assembly and driven component respectively, drive mechanism heat preservation sets up on the drive assembly, so that drive assembly maintains the uniform temperature, driven mechanism heat preservation sets up driven component is last, so that driven component maintains the uniform temperature.

Preferably, the driving mechanism heat preservation piece and the driven mechanism heat preservation piece both comprise a heat preservation cover and a heating device, and the temperature of the driving assembly and the temperature of the driven assembly can reach above 0 ℃.

Preferably, still include vacuum vessel, drive assembly, cold plate, driven subassembly, drive mechanism heat preservation piece and driven mechanism heat preservation piece all set up inside vacuum vessel, drive assembly with driven subassembly fixed connection is respectively at the vacuum vessel inner wall.

Preferably, the driving assembly comprises a driving mechanism, a transmission assembly, a driving guide rail, a rack, a gear, a first connecting plate and a first rolling wheel; the driving mechanism comprises a motor and a speed reducer, the transmission assembly comprises a transmission shaft and a transmission shaft mounting seat, one end of a transmission shaft of the transmission assembly is connected with the output end of the speed reducer, and the other end of the transmission shaft of the transmission assembly is in transmission connection with a gear; one end of the first connecting plate is connected with the cold plate, the other end of the first connecting plate is in transmission connection with a first rolling wheel, the first rolling wheel is arranged on the driving guide rail, the first connecting plate is fixedly connected with a rack, and the gear is matched with the rack, so that the transmission assembly can drive the first connecting plate and the first rolling wheel to slide along the driving guide rail.

Preferably, the driving assembly further comprises a first mounting seat and a second mounting seat, the driving mechanism is fixedly connected to the inner wall of the vacuum container through the first mounting seat, and the driving guide rail is fixedly connected to the inner wall of the vacuum container.

Preferably, the first connecting plate is connected with two first rolling wheels, and the two first rolling wheels are respectively located on the tracks on two sides of the driving guide rail main body, so that the first connecting plate is hung on the driving guide rail through the two first rolling wheels.

Preferably, the driven assembly comprises a driven guide rail, a second connecting plate and a second rolling wheel, the second rolling wheel is fixedly connected to the lower end portion of the second connecting plate, the second connecting plate is in rolling connection with the driven guide rail through the second rolling wheel, and the upper end of the second connecting plate is fixedly connected with the cold plate.

Preferably, the driven assembly further comprises a third mounting seat, and the driven guide rail is fixedly connected to the inner wall of the vacuum container through the third mounting seat.

Preferably, the heat-insulating cover substantially encloses the transmission assembly, the drive rail, the rack, the gear, and the first rolling wheel.

Preferably, the heat-retaining cover substantially encloses the driven rail and the second rolling wheel.

The invention provides a movement mechanism applied to a low-temperature vacuum environment, which has the following beneficial effects:

according to the vacuum environment simulation device, the vacuum environment is simulated through the vacuum container, the driving assembly and the driven assembly are installed in the vacuum container, the cold plate provides a cold environment for the vacuum container, the cold plate realizes transmission connection between the driving assembly and the driven assembly, the driving mechanism heat preservation part carries out heat preservation treatment on the driving assembly, the driven mechanism heat preservation part carries out heat preservation treatment on the driven assembly, the occurrence of the blocking phenomenon is reduced, and the using effect is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of a motion mechanism applied in a low temperature vacuum environment according to the present invention;

FIG. 2 is a schematic view of a kinematic mechanism driving assembly applied in a low temperature vacuum environment according to the present invention;

FIG. 3 is a schematic structural diagram of a heat-insulating member of a driving mechanism of a motion mechanism applied in a low-temperature vacuum environment according to the present invention;

FIG. 4 is a schematic diagram of the driving assembly and the driven assembly of the motion mechanism applied to a low temperature vacuum environment according to the present invention;

fig. 5 is a schematic structural view of a heat-insulating member of a driven mechanism of a motion mechanism applied to a low-temperature vacuum environment.

In the figure: 1. a vacuum vessel; 2. a drive assembly; 21. a first mounting seat; 22. a drive mechanism; 23. a transmission assembly; 24. a second mounting seat; 25. a drive rail; 26. a rack; 27. a gear; 28. a first connecting plate; 29. a first rolling wheel; 3. a cold plate; 4. a driven assembly; 41. a third mounting seat; 42. a guide rail; 43. a second connecting plate; 44. a second rolling wheel; 5. a drive mechanism heat preservation member; 6. driven mechanism heat preservation piece.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1 to 5, the movement mechanism applied to a low-temperature vacuum environment of the present invention may include a vacuum container 1, a driving assembly 2, a cold plate 3, a driven assembly 4, a driving mechanism heat-insulating member 5, and a driven mechanism heat-insulating member 6, wherein both ends of the cold plate 3 are respectively connected to the driving assembly 2 and the driven assembly 4, the driving mechanism heat-insulating member 5 is disposed on the driving assembly 2 to maintain a certain temperature of the driving assembly 2, and the driven mechanism heat-insulating member 6 is disposed on the driven assembly 4 to maintain a certain temperature of the driven assembly 4; the driving assembly 2 and the driven assembly 4 are respectively fixed on the inner wall of the vacuum container 1.

More specifically, as shown in fig. 2, the driving assembly 2 may include a first mounting seat 21, a driving mechanism 22, a transmission assembly 23, a second mounting seat 24, a driving rail 25, a rack 26, a gear 27, a first connecting plate 28, and a first rolling wheel 29; the driving mechanism 22 is fixedly connected to the inner wall of the vacuum container 1 through a first mounting seat 21; the driving mechanism 22 comprises a motor and a speed reducer, the transmission assembly 23 comprises a transmission shaft and a transmission shaft mounting seat, and the transmission shaft mounting seat is fixed on the first mounting seat 21 and the driving guide rail 25 so as to fix the transmission shaft; one end of a transmission shaft of the transmission assembly 23 is connected with the output end of the speed reducer, and the other end of the transmission shaft is in transmission connection with the gear 27; one end of the first connecting plate 28 is connected with the cold plate 3, the other end of the first connecting plate is in transmission connection with a first rolling wheel 29, the first rolling wheel 29 is arranged on the driving guide rail 25, the first connecting plate 28 is fixedly connected with the rack 26, and the gear 27 is matched with the rack 26.

A plurality of second mounting seats 24 (three are shown in the figure) are arranged on the driving guide rail 25, and the driving guide rail 25 is fixedly connected to the inner wall of the vacuum container 1 through the second mounting seats 24.

The first connecting plate 28 may be provided with a plurality of first connecting plates (two are shown in the figure), two first rolling wheels 29 are connected to each first connecting plate 28, and the two first rolling wheels 29 are respectively positioned on the tracks at two sides of the main body of the driving guide rail 25, so that the first connecting plate 28 is hung on the driving guide rail 25 through the two first rolling wheels 29, and the transmission assembly 23 can drive the first connecting plate 28 and the first rolling wheels 29 to slide along the driving guide rail 25.

Referring to fig. 4, the driven assembly 4 may include a third mounting seat 41 (a plurality of which are shown in fig. 3), a driven rail 42, a second connecting plate 43 and a second rolling wheel 44, wherein the second rolling wheel 44 is fixedly connected to the lower end of the connecting plate 28, and as shown, the driven rail 42 is fixedly connected to the inner wall of the vacuum container 1 through the third mounting seat 41; the two second rolling wheels 44 are respectively disposed at two sides of the main body of the driven rail 42, the second connecting plate 43 is in rolling connection with the driven rail 42 through the second rolling wheels 44, and the upper end of the second connecting plate 28 is fixedly connected with the cold plate 3, so that the transmission assembly 23 can drive the cold plate 3 to slide along the driving rail 25 and the driven rail 42.

Referring to fig. 3, the drive mechanism thermal insulating member 5 includes a thermal insulating cover and a heating device (not shown) capable of maintaining the drive assembly 2 at a temperature, for example, above 0 ℃. The heat preservation cover is made by heat preservation heat-resisting material (for example organic macromolecular material such as phenolic resin cystosepiment, polystyrene extruded sheet, inorganic material such as ceramic heated board etc.), and heating device can set up inside the heat preservation cover, can be electric heating element for example, provides the heat for drive assembly 2. As shown in fig. 3, the heat-insulating cover substantially encloses the transmission assembly 23, the driving rail 25, the rack 26, the gear 27 and the first rolling wheel 29, thereby preventing the motion mechanism from being locked in a low-temperature environment. In addition, a slit (not shown) is formed on the bottom surface of the heat-retaining cover in order not to interfere with the movement of the first connection plate 28.

Referring to fig. 5, the driven mechanism thermal insulation member 6 includes a thermal insulation cover and a heating device, and can enable the driven assembly 4 to maintain a certain temperature, for example, a temperature of 0 ℃. The heat-insulating cover is made of heat-insulating and heat-resisting materials, and the heating device can be arranged inside the heat-insulating cover and can be an electric heating element for providing heat for the driving assembly 2. As shown in fig. 3, the heat-insulating cover substantially encloses the driven rail 42 and the second rolling wheels 44, thereby preventing a movement mechanism from being locked in a low-temperature environment. In addition, slits are formed on the top surface of the heat-retaining cover so as not to hinder the movement of the second connecting plate 43.

It should be noted that, in the motion mechanism applied to the low-temperature vacuum environment, during operation, two ends of the cold plate 3 are respectively connected with the driving assembly 2 and the driven assembly 4, and the driving assembly 2 includes a driving mechanism 22, a transmission assembly 23, a driving guide rail 25, a rack 26, a gear 27, a first connecting plate 28 and a first rolling wheel 29; the driving mechanism 22 comprises a motor and a speed reducer, the transmission assembly 23 comprises a transmission shaft and a transmission shaft mounting seat, one end of a transmission shaft of the transmission assembly 23 is connected with the output end of the speed reducer, and the other end of the transmission shaft is in transmission connection with the gear 27; one end of the first connecting plate 28 is connected with the cold plate 3, the other end of the first connecting plate is in transmission connection with a first rolling wheel 29, the first rolling wheel 29 is arranged on the driving guide rail 25, the first connecting plate 28 is fixedly connected with the rack 26, and the gear 27 is matched with the rack 26, so that the transmission assembly 23 can drive the first connecting plate 28 and the first rolling wheel 29 to slide along the driving guide rail 25; the driven assembly 4 comprises a driven guide rail 42, a second connecting plate 43 and a second rolling wheel 44, the rolling wheel 29 is fixedly connected with the lower end part of the connecting plate 28, the second connecting plate 43 is in rolling connection with the driven guide rail 42 through the second rolling wheel 44, and the upper end of the second connecting plate 28 is fixedly connected with the cold plate 3; the driving mechanism heat-insulating piece 5 and the driven mechanism heat-insulating piece 6 both comprise a heat-insulating cover and a heating device, so that the temperature of the driving assembly 2 and the temperature of the driven assembly 4 can reach more than 0 ℃.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.