阅读说明：本技术 一种限高型探空气球自动释放装置 (Automatic release device of limit for height type sounding balloon ) 是由 黄晓杰 李自强 张亚乾 郭振杰 刘泽林 侯伟 罗云辉 李世杰 陆岩 谢建清 邓光 于 2019-12-02 设计创作，主要内容包括：本发明公开了一种限高型探空气球自动释放装置,包括本体,本体的上端设有放球筒,放球筒的上端开口处设有可打开或关闭其的顶盖,顶盖的后端与放球筒的上端转动连接,还包括顶盖开合机构和两块扇形的挡板,顶盖的后端为方形,放球筒的上端开口处水平设有与顶盖的后端对应的方形的延伸部,两块挡板分别沿前后方向竖直设置延伸部的左右两侧,且其位于上方的半径分别与顶盖下端的左右两端连接,顶盖开合机构驱动顶盖绕其后端转动,顶盖带动挡板均绕其轴线转动,以使顶盖完全打开时,两块挡板与顶盖合围成一个上端和前侧均开口的放球腔。本发明提供一种可限定放球方向、超低设备高度的探空气球自自动释放装置。(The invention discloses a height-limiting type sounding balloon automatic release device which comprises a body, wherein a ball placing barrel is arranged at the upper end of the body, a top cover capable of opening or closing the ball placing barrel is arranged at an opening at the upper end of the ball placing barrel, the rear end of the top cover is rotatably connected with the upper end of the ball placing barrel, the device also comprises a top cover opening and closing mechanism and two fan-shaped baffles, the rear end of the top cover is square, a square extending part corresponding to the rear end of the top cover is horizontally arranged at the opening at the upper end of the ball placing barrel, the two baffles are respectively and vertically arranged on the left side and the right side of the extending part along the front-back direction, the radius of the two baffles above the two baffles is respectively connected with the left end and the right end of the lower end of the top cover, the top cover opening and closing mechanism drives the top cover to rotate around the rear end of the top cover. The invention provides an automatic release device of an sounding balloon, which can limit the balloon-launching direction and has an ultralow equipment height.)

1. A height-limited automatic release device for sounding balloons comprises a body, wherein a balloon-placing barrel (1) is arranged at the upper end of the body, a top cover (2) capable of being opened or closed is arranged at an upper opening of the balloon-placing barrel (1), and the rear end of the top cover (2) is rotatably connected with the upper end of the balloon-placing barrel (1), and the device is characterized by further comprising a top cover opening and closing mechanism and two fan-shaped baffles (3), wherein the rear end of the top cover (2) is square, a square extending part corresponding to the rear end of the top cover (2) is horizontally arranged at the upper opening of the balloon-placing barrel (1), the two baffles (3) are respectively vertically arranged at the left side and the right side of the extending part along the front-back direction, the radius of the baffles above the baffles is respectively connected with the left end and the right end of the lower end of the top cover (2), and the top cover opening and closing mechanism drives the top cover, the top cover (2) drives the baffle plates (3) to rotate around the axes of the baffle plates, so that when the top cover (2) is completely opened, the two baffle plates (3) and the top cover (2) enclose a ball placing cavity with an upper end and a front side both opened.

2. The automatic release device for the height-limited sounding balloon according to claim 1, wherein the baffle (3) is made of flexible material, the left and right ends of the extending portion are respectively provided with a containing box (4), the upper end of each containing box (4) is provided with a gap along the front-back direction, the radius of the baffle (3) below is connected with the edge of the corresponding gap of the containing box (4), and when the top cover opening and closing mechanism drives the top cover (2) to rotate downwards, the baffle (3) is gradually accommodated in the corresponding containing box (4).

3. The automatic release device of a height-limited sounding balloon according to claim 1, characterized in that a plurality of radially arranged fan ribs (5) are uniformly distributed on the baffle (3).

4. The automatic release device of the height-limiting type sounding balloon according to claim 2 or 3, characterized in that the top cover opening and closing mechanism comprises two electro-hydraulic push rods (6) and a push rod driving assembly, the top cover (2) is hollow, the left side and the right side of the rear end of the lower end of the top cover are respectively provided with a strip-shaped groove (7), the two electro-hydraulic push rods (6) are respectively arranged on the left side and the right side of the ball discharge barrel (1), the end parts of the telescopic rods of the two electro-hydraulic push rods (10) are respectively rotatably connected with the left side and the right side of the lower end of the ball discharge barrel (1), the end parts of the cylinder bodies of the two electro-hydraulic push rods (10) respectively extend into the two strip-shaped grooves (7) and are rotatably connected with the inner wall of the strip-shaped groove (7), and the two electro-hydraulic push rods (6) are both in transmission connection with the, the push rod driving assembly drives the two electro-hydraulic push rods (6) to synchronously stretch.

5. The automatic release device of claim 4, wherein the push rod driving assembly comprises a driving unit and two transmission units corresponding to the two electro-hydraulic push rods (6), the driving unit is arranged between the two electro-hydraulic push rods (6), the transmission units comprise a first rotating shaft (8), a second rotating shaft (9), a first universal joint (10) and a gear transmission assembly, the gear transmission assembly is arranged at the end of the cylinder body of the electro-hydraulic push rod (6) and is in transmission connection with a corresponding bidirectional oil pump of the electro-hydraulic push rod (6), the first rotating shaft (8) is arranged along the left-right direction, one end of the first rotating shaft is in transmission connection with the driving unit, the second rotating shaft (9) is arranged along the left-right direction, one end of the second rotating shaft is in transmission connection with the gear transmission assembly, the first universal joint (10) is arranged between the first rotating shaft (8) and the second rotating shaft (9), and two ends of the first rotating shaft are respectively and rotatably connected with the other end of the first rotating shaft (8) and the other end of the second rotating shaft (9).

6. The automatic release device for the height-limiting sounding balloon according to claim 5, wherein the driving unit comprises a driving motor (11) and a gear box (12), the driving motor (11) is in transmission connection with the gear box (12), the gear box (12) has two output shafts, and the two output shafts of the gear box (12) are both arranged along the left-right direction and are respectively in rotational connection with one end of each of the two first rotating shafts (8).

7. The automatic release device of claim 5, wherein the gear transmission assembly comprises a sleeve (13), a third rotating shaft (14), a first worm (15) and a connecting shaft (16), the sleeve (13) is fixedly arranged at the end of the cylinder body of the electro-hydraulic push rod (6) along the left-right direction, the second rotating shaft (9) is a worm, one end of the second rotating shaft (9) extends into the corresponding sleeve (13) and is rotatably arranged in the sleeve (13), the other end of the second rotating shaft is rotatably connected with the corresponding first universal joint (10), the sleeve (13) is provided with an accommodating cavity corresponding to the thread of the second rotating shaft (9), the inner wall of the accommodating cavity is provided with a connecting hole communicated with the inside of the cylinder body of the electro-hydraulic push rod (6), and the third rotating shaft (14) and the first worm (15) are vertically spaced and are arranged along the left-right direction, and the cylinder of the electro-hydraulic push rod (6) Internal, and its both ends all with the inner wall of the cylinder body of electricity liquid push rod (6) rotates to be connected, coaxial cover is equipped with and a turbine (17) on third pivot (14), turbine (17) respectively with second pivot (9) and first worm (15) meshing, it is equipped with first bevel gear (18) still to go up coaxial cover on first worm (15), the one end of connecting axle (16) with the two-way oil pump transmission of electricity liquid push rod (6) is connected, and its other end coaxial coupling has second bevel gear (19), second bevel gear (19) with first bevel gear (18) meshing.

8. The automatic release device of a height-limiting sounding balloon according to claim 1, wherein the top cover opening and closing mechanism comprises a driving unit (20), two gears (21) and two sets of transmission units corresponding to the two gears (21), the driving unit (20) is disposed at the upper end of the front end of the ball placing cylinder (1), the two sets of transmission units are disposed at the left and right sides of the driving unit (20) respectively and are in transmission connection with the driving unit (20), the baffle (3) is coaxially disposed on the outer periphery thereof with a circular arc-shaped rack (25), the two gears (21) are disposed at the left and right sides of the ball placing cylinder (1) respectively and are engaged with the two racks (25) respectively, the gears (21) are vertically disposed along the left and right directions and are in transmission connection with the corresponding driving units (20), the driving unit (20) drives the two gears (21) to rotate through the two groups of transmission units respectively, and the gears (21) drive the corresponding baffle (3) to rotate around the axis of the baffle through the racks (25).

9. The automatic release device of claim 8, wherein the driving unit (20) is a two-shaft motor, and the output shafts of the two-shaft motor are arranged in the left-right direction.

10. The automatic release device of a height-limiting sounding balloon according to claim 8, wherein the transmission unit includes a fourth rotating shaft (22), a fifth rotating shaft (23) and a second universal joint (24), the fourth rotating shaft (22) is disposed along the left-right direction, one end of the fourth rotating shaft is coaxially connected to the end of the corresponding gear (21) close to the ball-placing cylinder (1), the fourth rotating shaft (22) is rotatably connected to the extending portion through a bearing seat, the fifth rotating shaft (23) is disposed along the left-right direction, one end of the fifth rotating shaft is rotatably connected to the driving unit (20), the other end of the fifth rotating shaft is rotatably connected to one end of the second universal joint (24), and the other end of the second universal joint (24) is rotatably connected to the other end of the fourth rotating shaft (22).

Technical Field

The invention relates to the field of sounding equipment. More particularly, the invention relates to an automatic release device for a height-limiting type sounding balloon.

Background

The sounding balloon is an important tool for human to study stratosphere and plays an important role in meteorological development and weather forecast. The sounding balloon is mainly used for carrying the radiosonde to the high altitude so as to detect meteorological elements such as temperature, pressure, humidity and wind and collect meteorological data at the high altitude.

The high-altitude meteorological detection is an important component of atmospheric detection, and the discharge work of the sounding balloon must be completed in the collection process. At the present stage, the sounding balloon is mainly manually discharged, and the normal and successful discharge of the sounding balloon under the windy weather condition is always the vision of the meteorological department, especially the meteorological research unit. When the wind speed on the ground or sea surface exceeds 7m/s, the sounding balloons cannot be normally deployed manually, so that data loss is caused to weather forecast, particularly climate research, and the accuracy of forecast is influenced.

At present, mainstream high-altitude meteorological detection equipment manufacturers at home and abroad successively release automatic balloon releasing equipment and an automatic sounding system, which can automatically release sounding balloons under the condition of highest eight-level strong wind. However, the height of the automatic ball placing system is more than 2.5-3 meters, and the automatic ball placing system cannot be installed and used in certain environments with limited high requirements.

Disclosure of Invention

The invention aims to provide an automatic release device of a sounding balloon, which can limit the balloon-launching direction, and the automatic balloon-launching structure of the sounding balloon can also be applied to an automatic sounding system.

In order to achieve the purposes and other advantages, the invention provides a height-limiting type sounding balloon automatic release device, which comprises a body, a ball placing cylinder is arranged at the upper end of the body, a top cover capable of opening or closing the ball placing cylinder is arranged at an opening at the upper end of the ball placing cylinder, the rear end of the top cover is rotatably connected with the upper end of the ball placing cylinder, the device also comprises a top cover opening and closing mechanism and two fan-shaped baffles, the rear end of the top cover is square, a square extending part corresponding to the rear end of the top cover is horizontally arranged at the opening at the upper end of the ball placing cylinder, the two baffles are respectively vertically arranged at the left side and the right side of the extending part along the front-back direction, the radiuses positioned above the baffles are respectively connected with the left end and the right end of the lower end of the top cover, the top cover opening and closing mechanism drives the top cover to rotate around the rear, when the top cover is completely opened, the two baffle plates and the top cover enclose a ball placing cavity with openings at the upper end and the front side.

The invention has the beneficial effects that: through set up two baffles between a ball-discharging section of thick bamboo and top cap, two baffles and top cap surround into the equal open-ended ball-discharging chamber in upper end and front side, just inject the removal orbit of sounding balloon when blowing, when avoiding the strong wind more than six grades, the striking ball-discharging section of thick bamboo wall when the sounding balloon is taking the sonde to rise appears, causes the emergence of the circumstances such as sonde damage, detection experiment failure.

Preferably, in the height-limiting type automatic release device for sounding balloons, the baffle is made of flexible materials, the left end and the right end of the extension portion are respectively provided with a containing box, the upper end of each containing box is provided with a notch along the front-back direction, the radius of the baffle below the baffle is connected with the corresponding edge of the notch of each containing box, and when the top cover opening and closing mechanism drives the top cover to rotate downwards, the baffle is gradually stored in the corresponding containing box.

Preferably, in the automatic release device for the height-limited sounding balloon, a plurality of fan ribs arranged along the radial direction are uniformly distributed on the baffle.

Preferably, in the automatic release device of limit for height type sounding balloon, the top cap mechanism that opens and shuts includes two electric liquid push rods and push rod drive assembly, the inside cavity of top cap, the rear end of its lower extreme is equipped with a bar recess respectively, two the electric liquid push rod sets up respectively put the left and right sides of ball section of thick bamboo, the tip of its telescopic link respectively with put the ball section of thick bamboo lower extreme about both ends rotate to be connected, the tip of its cylinder body stretches into two respectively in the bar recess and with the inner wall of bar recess rotates to be connected, two the electric liquid push rod all with set up the inside push rod drive assembly transmission of top cap is connected, push rod drive assembly drive two the electric liquid push rod is synchronous flexible.

Preferably, in the automatic release device for the height-limited sounding balloon, the push rod driving assembly comprises a driving unit and two transmission units corresponding to the two electro-hydraulic push rods respectively, the driving unit is arranged between the two electro-hydraulic push rods, the transmission unit comprises a first rotating shaft, a second rotating shaft, a first universal joint and a gear transmission assembly, the gear transmission assembly is arranged on the end part of the cylinder body of the electro-hydraulic push rod, and is in transmission connection with a bidirectional oil pump of the corresponding electro-hydraulic push rod, the first rotating shaft is arranged along the left and right direction, one end of the first universal joint is in transmission connection with the driving unit, the second rotating shaft is arranged along the left-right direction, one end of the second rotating shaft is in transmission connection with the gear transmission assembly, the first universal joint is arranged between the first rotating shaft and the second rotating shaft, and two ends of the first rotating shaft are respectively connected with the other end of the first rotating shaft and the other end of the second rotating shaft in a rotating way.

Preferably, in the height-limiting type automatic release device for sounding balloons, the driving unit comprises a driving motor and a gear box, the driving motor is in transmission connection with the gear box, the gear box is provided with two output shafts, and the two output shafts of the gear box are arranged along the left-right direction and are respectively in rotation connection with one end of each of the two first rotating shafts.

Preferably, in the height-limiting type automatic release device for sounding balloons, the gear transmission assembly comprises a sleeve, a third rotating shaft, a first worm and a connecting shaft, the sleeve is fixedly arranged at the end part of the cylinder body of the electro-hydraulic push rod along the left-right direction, the second rotating shaft is a worm, the other end of the second rotating shaft is rotatably connected with the corresponding first universal joint, one end of the second rotating shaft extends into the corresponding sleeve and is rotatably arranged in the sleeve, the sleeve is provided with a containing cavity corresponding to the worm of the second rotating shaft, the inner wall of the containing cavity is provided with a connecting hole communicated with the inside of the cylinder body of the electro-hydraulic push rod, the third rotating shaft and the first worm are arranged along the left-right direction at intervals up and down, the two ends of the third rotating shaft are rotatably connected with the inner wall of the cylinder body of the electro-hydraulic push rod, and a turbine is coaxially sleeved on the third rotating shaft, the worm wheel is respectively meshed with the second rotating shaft and the first worm, a first bevel gear is further coaxially sleeved on the first worm, one end of the connecting shaft is in transmission connection with the bidirectional oil pump of the electro-hydraulic push rod, the other end of the connecting shaft is coaxially connected with a second bevel gear, and the second bevel gear is meshed with the first bevel gear.

Preferably, in the automatic release device for the height-limited sounding balloon, the top cover opening and closing mechanism comprises a driving unit, two gears and two groups of transmission units corresponding to the two gears respectively, the driving unit is arranged at the upper end of the front end of the ball placing cylinder, the two groups of transmission units are respectively arranged at the left side and the right side of the driving unit, and are in transmission connection with the driving unit, the periphery of the baffle is coaxially provided with a circular arc-shaped rack, the two gears are respectively arranged at the left side and the right side of the ball placing cylinder, and are respectively meshed with the two racks, the gears are vertically arranged along the left and right directions and are in transmission connection with the corresponding driving units, the driving units drive the two gears to rotate through the two groups of transmission units respectively, and the gears drive the corresponding baffle plates to rotate around the axis of the baffle plates through the racks.

Preferably, in the automatic release device for the height-limiting sounding balloon, the driving unit is a double-shaft motor, and output shafts of the driving unit are arranged along the left and right directions.

Preferably, a limit for height type sounding balloon automatic release device in, drive unit includes fourth pivot, fifth pivot and second universal joint, the fourth pivot sets up along left right direction, its one end with correspond the gear is close to put the one end coaxial coupling of a ball section of thick bamboo, the fourth pivot pass through the bearing frame with the extension rotates to be connected, the fifth pivot sets up along left right direction, its one end with the drive unit transmission is connected, its other end with the one end of second universal joint rotates to be connected, the other end of second universal joint with the other end of fourth pivot rotates to be connected.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

FIG. 1 is a schematic view of an embodiment of an automatic release device with an open top cover;

FIG. 2 is a schematic structural view of the automatic release device according to an embodiment of the present invention when the top cover is closed;

FIG. 3 is a schematic structural diagram of a putter driving assembly according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a gear assembly according to an embodiment of the present invention;

FIG. 5 is a schematic view of an open top cover of an automatic release device according to another embodiment of the present invention;

FIG. 6 is a schematic view of a cover of the automatic release device according to another embodiment of the present invention;

fig. 7 is a schematic structural diagram of a top cover opening and closing mechanism according to another embodiment of the present invention.

Detailed Description

The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.

It should be noted that in the description of the present invention, the terms "lateral", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-4, an embodiment of the invention provides a height-limited type sounding balloon automatic release device, which comprises a body, a ball placing cylinder 1 is arranged at the upper end of the body, a top cover 2 capable of opening or closing the ball placing cylinder 1 is arranged at an upper opening of the ball placing cylinder 1, the rear end of the top cover 2 is rotatably connected with the upper end of the ball placing cylinder 1, the device further comprises a top cover opening and closing mechanism and two fan-shaped baffles 3, the rear end of the top cover 2 is square, a square extending part corresponding to the rear end of the top cover 2 is horizontally arranged at the upper opening of the ball placing cylinder 1, the two baffles 3 are respectively vertically arranged at the left side and the right side of the extending part along the front-back direction, the radius above the two baffles is respectively connected with the left end and the right end of the lower end of the top cover 2, the top cover opening and closing mechanism drives the top cover 2 to rotate around the rear end thereof, the top cover, when the top cover 2 is completely opened, the two baffles 3 and the top cover 2 surround to form a ball placing cavity with an upper end and a front side both opened, the baffles 3 are made of flexible materials, the left end and the right end of the extending part are respectively provided with a containing box 4, the upper end of the containing box 4 is respectively provided with a notch along the front-back direction, the radius of the lower part of each baffle 3 is connected with the edge of the corresponding notch of the containing box 4, and when the top cover opening and closing mechanism drives the top cover 2 to rotate downwards, the baffles 3 are gradually accommodated in the corresponding containing boxes 4.

In this embodiment, the body adopts the prior art, for example, in the invention application of 'a small-sized full-automatic sounding device' with application number 201910688994.3 previously applied by the applicant, the upper end of the body is provided with a rotating seat, the ball placing cylinder 1 is arranged on the rotating seat, the rotating seat can drive the ball placing cylinder 1 to rotate, so that the ball placing cylinder 1 is adjusted to a required angle when a ball is placed, specifically, two baffles 3 are arranged between the top cover 2 and the extending part, the upper ends of the baffles 3 are linked with the top cover 2, when the top cover 2 covers the upper end opening of the ball placing cylinder 1, the two baffles 3 made of flexible materials are folded and are contained in the corresponding containing boxes 4, the baffles 3 can be made of canvas, when the top cover opening and closing mechanism drives the front end of the top cover 2 to rotate upwards, the top cover 2 gradually opens the upper end opening of the ball placing cylinder 1, and drives the two baffles 3 to rotate along with the radius above, the radius that baffle 3 is located the below is connected with the border that holds the breach of box 4 that corresponds, and when extreme position was opened to top cap 2 like this, two baffles 3 were accomplished to strut, are in along the vertical setting of left right direction, and two baffles 3 surround into an upper end and the equal open-ended cavity of putting of front side with top cap 2, and when the high altitude is put the ball, the sounding balloon will follow the opening part in putting the ball cavity and shift out, and the removal orbit of sounding balloon was injectd just like this when putting the ball.

Preferably, as another embodiment of the present invention, on the basis of the embodiments shown in fig. 1 to 4, the present invention further includes: and a plurality of fan ribs 5 arranged along the radial direction are uniformly distributed on the baffle 3.

In this embodiment, the baffle 3 is made by the flexible material similar to canvas etc. and the equipartition has many fan bones 5 along radial setting on it, intensity when can strengthening the baffle 3 and strut completely, and when also can be convenient for top cap 2 rotates downwards simultaneously, the baffle 3 is accomodate gradually to corresponding holding in the box 4.

Preferably, as another embodiment of the present invention, on the basis of the embodiments shown in fig. 1 to 4, the present invention further includes: the top cover opening and closing mechanism comprises two electro-hydraulic push rods 6 and a push rod driving assembly, the top cover 2 is hollow, a strip-shaped groove 7 is formed in the rear end of the lower end of the top cover 2, the two electro-hydraulic push rods 6 are arranged on the left side and the right side of the ball discharge barrel 1 respectively, the end portions of telescopic rods of the electro-hydraulic push rods are rotatably connected with the left end and the right end of the lower end of the ball discharge barrel 1 respectively, the end portions of cylinder bodies of the electro-hydraulic push rods 6 extend into the two strip-shaped grooves 7 respectively and are rotatably connected with the inner walls of the strip-shaped grooves 7, the two electro-hydraulic push rods 6 are in transmission connection with the push rod driving assembly arranged in the top; specifically, the push rod driving assembly comprises a driving unit 20 and two transmission units respectively corresponding to the two electro-hydraulic push rods 6, the driving unit 20 is arranged between the two electro-hydraulic push rods 6, the transmission unit comprises a first rotating shaft 8, a second rotating shaft 9, a first universal joint 10 and a gear transmission assembly, the gear transmission assembly is arranged on the end part of the cylinder body of the electro-hydraulic push rods 6, and is in transmission connection with a two-way oil pump of the corresponding electro-hydraulic push rod 6, the first rotating shaft 8 is arranged along the left and right direction, one end of the second rotating shaft is connected with the driving unit 20 in a transmission way, the second rotating shaft 9 is arranged along the left-right direction, one end of the first universal joint is in transmission connection with the gear transmission assembly, the first universal joint 10 is arranged between the first rotating shaft 8 and the second rotating shaft 9, and two ends of the first rotating shaft are respectively and rotatably connected with the other end of the first rotating shaft 8 and the other end of the second rotating shaft 9.

In the embodiment, the top cover opening and closing mechanism comprises two electro-hydraulic push rods 6 and a push rod driving component, the push rod driving component is arranged inside the top cover 2, the rear ends of the lower end of the top cover 2 are respectively provided with a strip-shaped groove 7, the end parts of the cylinder bodies of the two electro-hydraulic push rods 6 respectively extend into the two strip-shaped grooves 7 and are rotationally connected with the inner walls of the strip-shaped grooves 7, the driving unit 20 is arranged between the two electro-hydraulic push rods 6 and respectively drives the electro-hydraulic push rods 6 to stretch and retract through two transmission units, specifically, the transmission units drive two first rotating shafts 8 to synchronously rotate, the first rotating shafts 8 drive corresponding second rotating shafts 9 to rotate through first universal joints 10, the second rotating shafts 9 drive bidirectional oil pumps of the electro-hydraulic push rods 6 to work through gear transmission parts, so that the electro-hydraulic push rods 6 stretch and retract, and the end parts of telescopic rods of the electro, the end part of the cylinder body rotates with the inner wall of the corresponding strip-shaped groove 7, and the relative position of the other end of the second rotating shaft 9 and the other end of the first rod body also changes at the moment, namely, the other end of the second rotating shaft 9 is connected with the other end of the first rod body through the first universal joint 10; as shown in fig. 3, a bearing seat may be disposed inside the top cover 2, and the other end of the second rotating shaft 9 passes through the bearing seat and is connected to the inner ring of the bearing seat, so that the rotation of the first rotating shaft 8 is more stable through the bearing seat.

Preferably, as another embodiment of the present invention, on the basis of the embodiments shown in fig. 1 to 4, the present invention further includes: the driving unit 20 comprises a driving motor 11 and a gear box 12, the driving motor 11 is in transmission connection with the gear box 12, the gear box 12 is provided with two output shafts, and the two output shafts of the gear box 12 are arranged along the left-right direction and are respectively in rotation connection with one end of each of the two first rotating shafts 8.

In this embodiment, the driving motor 11 drives the two first rotating shafts 8 to rotate synchronously through the gear box 12, so as to ensure synchronous forward rotation or reverse rotation of the two first rod bodies, thereby ensuring synchronous extension and retraction of the two electro-hydraulic push rods 6.

Preferably, as another embodiment of the present invention, on the basis of the embodiments shown in fig. 1 to 4, the present invention further includes: the gear transmission assembly comprises a sleeve 13, a third rotating shaft 14, a first worm 15 and a connecting shaft 16, the sleeve 13 is fixedly arranged at the end part of a cylinder body of the electro-hydraulic push rod 6 along the left-right direction, the second rotating shaft 9 is a worm, the other end of the second rotating shaft is rotatably connected with the corresponding first universal joint 10, one end of the second rotating shaft extends into the corresponding sleeve 13 and is rotatably arranged in the sleeve 13, a containing cavity corresponding to the worm of the second rotating shaft 9 is arranged on the sleeve 13, a connecting hole communicated with the inside of the cylinder body of the electro-hydraulic push rod 6 is formed in the inner wall of the containing cavity, the third rotating shaft 14 and the first worm 15 are arranged at intervals along the left-right direction inside the cylinder body of the electro-hydraulic push rod 6, the two ends of the third rotating shaft are rotatably connected with the inner wall of the cylinder body of the electro-hydraulic push rod 6, and a turbine 17 is coaxially sleeved on the third, the worm wheel 17 is respectively meshed with the second rotating shaft 9 and the first worm 15, a first bevel gear 18 is further coaxially sleeved on the first worm 15, one end of the connecting shaft 16 is in transmission connection with the two-way oil pump of the electro-hydraulic push rod 6, the other end of the connecting shaft is coaxially connected with a second bevel gear 19, and the second bevel gear 19 is meshed with the first bevel gear 18.

In this embodiment, the second rotating shaft 9 is a worm, the worm wheel 17 is disposed on the third rotating shaft 14, the second rotating shaft 9 rotates to drive the worm wheel 17 to rotate, the worm wheel 17 drives the first worm 15 and the first bevel gear 18 thereon to rotate, the first bevel gear 18 drives the second bevel gear 19 to rotate, so that the connecting shaft 16 rotates therewith, the connecting shaft 16 drives the bidirectional oil pump of the electro-hydraulic push rod 6 to operate, the driving unit 20 can drive the first rotating shaft 8 to rotate forward or backward, so as to drive the second rotating shaft 9 to rotate forward or backward, the rotating directions of the second rotating shaft 9 are different, so that the operating states of the bidirectional oil pump are different, and the telescopic rod of the electro-hydraulic push rod 6 contracts or extends.

As shown in fig. 5-7, another embodiment of the invention provides a height-limited type sounding balloon automatic release device, which comprises a body, a ball placing cylinder 1 is arranged at the upper end of the body, a top cover 2 capable of opening or closing the ball placing cylinder 1 is arranged at an upper opening of the ball placing cylinder 1, the rear end of the top cover 2 is rotatably connected with the upper end of the ball placing cylinder 1, the device further comprises a top cover opening and closing mechanism and two fan-shaped baffles 3, the rear end of the top cover 2 is square, a square extending part corresponding to the rear end of the top cover 2 is horizontally arranged at the upper opening of the ball placing cylinder 1, the two baffles 3 are respectively vertically arranged at the left side and the right side of the extending part along the front-back direction, the radius above the two baffles is respectively connected with the left end and the right end of the lower end of the top cover 2, the top cover opening and closing mechanism drives the top cover 2 to rotate around the rear end thereof, the top cover, when the top cover 2 is completely opened, the two baffles 3 and the top cover 2 enclose a ball placing cavity with an upper end and a front side both opened, the top cover opening and closing mechanism comprises a driving unit 20, two gears 21 and two sets of transmission units corresponding to the two gears 21, the driving unit 20 is arranged at the upper end of the front end of the ball placing barrel 1, the two sets of transmission units are respectively arranged at the left and right sides of the driving unit 20 and are in transmission connection with the driving unit 20, the periphery of the baffle 3 is coaxially provided with a circular arc-shaped rack 25, the two gears 21 are respectively arranged at the left and right sides of the ball placing barrel 1 and are respectively meshed with the two racks 25, the gears 21 are vertically arranged along the left and right direction and are in transmission connection with the corresponding driving units 20, the driving unit 20 drives the two gears 21 to rotate through the two sets of transmission units respectively, the gear 21 drives the corresponding baffle 3 to rotate around the axis thereof through the rack 25.

In this embodiment, the body adopts the prior art, for example, in the invention application of 'a small-sized full-automatic sounding device' with application number 201910688994.3 previously applied by the applicant, the upper end of the body is provided with a rotating seat, the ball placing cylinder 1 is arranged on the rotating seat, the rotating seat can drive the ball placing cylinder 1 to rotate, so that the ball placing cylinder 1 is adjusted to a required angle when a ball is placed, specifically, two baffles 3 are arranged between the top cover 2 and the extension part, the upper ends of the baffles 3 are linked with the top cover 2, the baffles 3 can rotate around the axis thereof, when the top cover 2 covers the opening at the upper end of the ball placing cylinder 1, the baffles 3 all rotate to the lower part of the top cover 2, the peripheries of the baffles 3 are coaxially provided with an arc-shaped rack 25, the outer sides of the racks 25 of the two baffles 3 are respectively provided with gears 21 engaged with the gears, and are respectively in transmission connection with the driving unit 20 through the transmission unit, the driving unit 20 drives the two gears 21 to synchronously rotate through, thereby make two racks 25 rotate around the axis that corresponds baffle 3, the radius that two baffles 3 are located the top all with top cap 2 fixed connection, two racks 25 will drive top cap 2 tilting at the rotation in-process like this, when top cap 2 is opened extreme position like this, two baffles 3 and top cap 2 surround into the equal open-ended cavity of putting of an upper end and front side, when high altitude is put the ball, the sounding balloon will follow the opening part of putting the cavity and shift out, the removal orbit of sounding balloon was injectd when putting the ball like this.

Preferably, as another embodiment of the present invention, on the basis of the embodiments shown in fig. 5 to 7, the present invention further includes: the transmission unit comprises a fourth rotating shaft 22, a fifth rotating shaft 23 and a second universal joint 24, the fourth rotating shaft 22 is arranged along the left-right direction, one end of the fourth rotating shaft is coaxially connected with one end, close to the ball placing barrel 1, of the corresponding gear 21, the fourth rotating shaft 22 is rotatably connected with the extending part through a bearing seat, the fifth rotating shaft 23 is arranged along the left-right direction, one end of the fifth rotating shaft is in transmission connection with the driving unit 20, the other end of the fifth rotating shaft is rotatably connected with one end of the second universal joint 24, and the other end of the second universal joint 24 is rotatably connected with the other end of the fourth rotating shaft 22; the driving unit 20 is a double-shaft motor, and output shafts thereof are arranged in the left-right direction.

In this embodiment, the driving unit 20 is a dual-shaft motor, two output shafts of the dual-shaft motor are both arranged along the left-right direction and on the left side and the right side of the dual-shaft motor, the two output shafts of the dual-shaft motor respectively drive two fifth rotating shafts 23 to rotate, the fifth rotating shafts 23 drive the fourth rotating shafts 22 to rotate through second universal joints 24, one ends of the fourth rotating shafts 22 are coaxially connected with corresponding gears 21, and thus the fourth rotating shafts 22 drive the gears 21 to rotate; when the rotation directions of the two-shaft motors are different, the rotation directions of the gears 21 are also different, so that the corresponding racks 25 are driven to rotate upwards or downwards.

While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable to various fields of endeavor for which the invention may be embodied with additional modifications as would be readily apparent to those skilled in the art, and the invention is therefore not limited to the details given herein and to the embodiments shown and described without departing from the generic concept as defined by the claims and their equivalents.