CN110950275A - Lifting device based on gas-liquid linkage sensor - Google Patents
Lifting device based on gas-liquid linkage sensor Download PDFInfo
- Publication number
- CN110950275A CN110950275A CN201911312158.1A CN201911312158A CN110950275A CN 110950275 A CN110950275 A CN 110950275A CN 201911312158 A CN201911312158 A CN 201911312158A CN 110950275 A CN110950275 A CN 110950275A
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- Prior art keywords
- lifting
- gas
- storage cavity
- shaft
- gear
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
- B66F7/16—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by one or more hydraulic or pneumatic jacks
- B66F7/18—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by one or more hydraulic or pneumatic jacks by a single central jack
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/52—Weighing apparatus combined with other objects, e.g. furniture
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G5/00—Weighing apparatus wherein the balancing is effected by fluid action
- G01G5/006—Weighing apparatus wherein the balancing is effected by fluid action with pneumatic means
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention discloses a lifting device based on a gas-liquid linkage sensor, which comprises a bearing base and a lifting platform, wherein the lifting platform is positioned on the upper side of the bearing base, goods are placed on the lifting platform, the lower end of the lifting platform is bilaterally symmetrical and is fixedly connected with a lifting shaft, a threaded hole with a downward opening is formed in the lifting shaft, and a lifting screw is connected in the threaded hole in a threaded manner.
Description
Technical Field
The invention relates to the field of sensors, in particular to a lifting device based on a gas-liquid linkage sensor.
Background
The sensor is a detection device which can sense the measured information and convert the sensed information into an electric signal or other information in a required form according to a certain rule to output so as to meet the requirements of information transmission, processing, storage, display, recording, control and the like.
In the process of carrying goods, the goods are often lifted, at the moment, the weight of the goods needs to be detected and limited in order to guarantee safety, the weight detection of the goods and the lifting and carrying are generally carried out separately, but the operation mode is low in working efficiency, and the lifting device based on the gas-liquid linkage sensor can solve the problems.
Disclosure of Invention
In order to solve the problems, the lifting device based on the gas-liquid linkage sensor is designed in the embodiment, the lifting device based on the gas-liquid linkage sensor comprises a bearing base and a lifting platform, the lifting platform is positioned on the upper side of the bearing base, goods are placed on the lifting platform, the lower end of the lifting platform is bilaterally symmetrical and is fixedly connected with a lifting shaft, a threaded hole with a downward opening is arranged in the lifting shaft, a lifting screw is connected in the threaded hole in a threaded manner, a driving device is arranged in the bearing base, the lower end of the lifting screw is fixedly connected with a sliding gear in the driving device, the driving device drives the sliding gear to rotate, the lifting shaft is driven to lift through the lifting screw, the lifting platform and the goods are driven to lift, and buffer springs are fixedly connected on the upper end of the bearing base in a bilaterally, the upper end of the buffer spring is abutted against the lifting platform, the buffer spring can prevent the lower end of the lifting shaft from colliding with the bearing base, the upper end of the bearing base is fixedly connected with a shell, a sensor assembly is arranged in the shell, the lower end of the lifting platform is fixedly connected with a push rod, goods are placed at the upper end of the lifting platform to drive the lifting platform and the push rod to descend, the lower end of the push rod slides into the shell and drives the sensor assembly, the sensor assembly senses and detects the weight of the goods on the lifting platform, clamping structures are symmetrically arranged in the shell in the left and right direction and are electrically connected to the sensor assembly, clamping holes with opposite openings are symmetrically arranged in the push rod in the left and right direction, when the sensor assembly detects that the lifting platform is overloaded, the clamping structures are started and are respectively clamped into the clamping holes in the two sides through two L-shaped rods, thereby preventing the push rod and the lifting platform from rising. Beneficially, drive arrangement is including locating the gear chamber in the bearing base, the gear intracavity internal rotation is equipped with intermediate gear, the intermediate gear internal fixation has the motor shaft, the driving motor has set firmly in the gear chamber downside inner wall, motor shaft lower extreme power connect in driving motor, two sliding gear mesh respectively in both ends about the intermediate gear, start driving motor, and then through the motor shaft drives intermediate gear rotates, and then drives sliding gear rotates, and then through the lifting screw drive the lift axle goes up and down, and then drives lift platform and goods go up and down.
Preferably, spring grooves are symmetrically arranged in the inner wall of the upper side of the gear cavity in a left-right mode, the upper end of the sliding gear is rotatably connected with a connecting shaft, the connecting shaft and the lifting screw rod can rotate relatively, the upper end of the connecting shaft is propped against the lifting shaft, a return spring is fixedly connected between the connecting shaft and the inner wall of the spring groove, when goods are placed on the lifting platform, the lifting platform is pushed to slide downwards under the action of the goods, thereby driving the lifting shaft to slide downwards, further pushing the connecting shaft to slide downwards and compressing the return spring, meanwhile, the connecting shaft drives the sliding gear to slide downwards and is disengaged from the intermediate gear, and simultaneously drives the lifting screw rod to slide downwards, because the lifting screw and the lifting shaft synchronously slide downwards, the sliding gear cannot rotate, and the overload and overweight on the lifting platform are indicated at the moment.
Beneficially, the sensor assembly comprises a gas storage cavity arranged in the shell, a limiting hole with an upward opening is formed in the inner wall of the upper side of the gas storage cavity in a communicated mode, the cross section of the limiting hole is smaller than that of the gas storage cavity, a sealing sliding plate is arranged in the gas storage cavity in a sliding mode, the limiting hole limits the sealing sliding plate to slide out of the gas storage cavity, gas is stored on the lower side of the sealing sliding plate, the lower end of a push rod extends into the gas storage cavity and abuts against the sealing sliding plate, communicating grooves are formed in the inner wall of the lower side of the gas storage cavity in a bilateral symmetry mode and are communicated with each other, a partition plate is arranged in the communicating grooves in a sliding mode, liquid columns are stored on the side, far away from the gas storage cavity, two pairs of visible light probes are arranged in the shell in a bilateral symmetry mode, the visible light probes, the connecting groove is internally and fixedly provided with a valve, the valve is provided with an initial limit value, after goods are placed on the lifting platform, the lifting platform slides downwards along the push rod to further push the sealing sliding plate to slide downwards and increase the air pressure in the air storage cavity, when the air pressure in the air storage cavity reaches the initial limit value, the valve is communicated with the air storage cavity and the connecting groove, at the moment, the air in the air storage cavity enters the connecting groove and is positioned at one side of the isolating plate close to the air storage cavity, the isolating plate is further pushed to slide, the liquid column is further pushed to move and block the light column between the visible light probes, at the moment, due to the refraction effect of the liquid, the visible light column between the visible light probes is disconnected, at the moment, the clamping structure is started, the inner wall of the upper side of the connecting groove is internally and fixedly provided with an air pump, the air pump inflates the connecting groove and pushes the air at one side of the isolating plate close to the air storage And (4) the following steps.
Beneficially, the clamping structure comprises a through hole which is formed in the L-shaped rod in a through mode, the through hole is internally threaded with a connecting rod, the front end of the connecting rod is fixedly connected with an indicating head, the connecting rod is connected with the shell in a sliding mode, a connecting hole with a backward opening is formed in the connecting rod, a supporting shaft is connected in the connecting hole in a spline mode, the rear end of the supporting shaft is rotatably connected to the inner wall of the rear side of the groove, electromagnetic torsion springs are fixedly connected between the front end and the rear end of the L-shaped rod and the front inner wall and the rear inner wall of the groove and are electrically connected with the visible light probes, the visible light beams are connected between the visible light probes initially, the electromagnetic torsion springs are in a power-on state, the L-shaped rod is received in the groove under the elastic force of the electromagnetic torsion springs, and when the visible light beams, and then drive under the elastic force of electromagnetism torsional spring L type pole rotates and the card is gone into in the card hole, drive simultaneously the connecting rod slides forward, and then will the indicator stretches out forward and lights, passes through at this moment the suggestion of indicator the lift platform is transshipped overweight, the air pump to aerify in the intercommunication inslot and make when the light beam reconnects between the visible light probe, right the electromagnetism torsional spring circular telegram, and then make L type pole resumes initial condition, and then drives the connecting rod slides backward and will the indicator is withdrawed and is extinguished.
The invention has the beneficial effects that: the invention can directly place goods on the lifting platform for overload detection, thereby reducing the goods weight detection steps, improving the working efficiency, being capable of disconnecting the power connection during overload and simultaneously clamping the lifting platform, further being capable of avoiding lifting the overloaded goods when the power is accidentally started, improving the safety, improving the continuity of the goods weight detection by detecting through the gas-liquid linkage sensor, and improving the accuracy.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic diagram of the overall structure of a lifting device based on a gas-liquid linkage sensor according to the present invention;
FIG. 2 is an enlarged schematic view of "A" of FIG. 1;
FIG. 3 is an enlarged schematic view of "B" of FIG. 1;
FIG. 4 is a schematic view of the structure in the direction "C-C" of FIG. 3.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The lifting device based on the gas-liquid linkage sensor comprises a bearing base 11 and a lifting platform 19, wherein the lifting platform 19 is positioned on the upper side of the bearing base 11, goods are placed on the lifting platform 19, the lower end of the lifting platform 19 is bilaterally symmetrical and fixedly connected with a lifting shaft 17, a threaded hole 18 with a downward opening is formed in the lifting shaft 17, a lifting screw 21 is connected with the threaded hole 18 in a threaded manner, a driving device 100 is arranged in the bearing base 11, the lower end of the lifting screw 21 is fixedly connected with a sliding gear 20 in the driving device 100, the driving device 100 drives the sliding gear 20 to rotate, the lifting shaft 17 is driven to lift through the lifting screw 21, the lifting platform 19 and the goods are driven to lift, a buffer spring 16 is fixedly connected to the upper end of the bearing base 11 in a bilaterally symmetrical manner, the upper end of the buffer spring 16 is abutted against the lifting platform 19, the buffer spring 16 can prevent the lower end of the lifting shaft 17 from colliding with the bearing base 11, the upper end of the bearing base 11 is fixedly connected with a shell 34, a sensor assembly 101 is arranged in the shell 34, the lower end of the lifting platform 19 is fixedly connected with a push rod 25, goods are placed at the upper end of the lifting platform 19, the lifting platform 19 and the push rod 25 are driven to descend, the lower end of the push rod 25 slides into the shell 34 and drives the sensor assembly 101, the sensor assembly 101 senses and detects the weight of the goods on the lifting platform 19, clamping structures 102 are symmetrically arranged in the shell 34 in the left and right direction, the clamping structures 102 are electrically connected to the sensor assembly 101, clamping holes 26 with opposite openings are symmetrically arranged in the push rod 25 in the left and right direction, when the sensor assembly 101 detects that the lifting platform 19 is overloaded, the clamping structures 102 are started and are respectively clamped into the clamping holes 26 on both sides through two L-shaped rods 39, thereby preventing the push rod 25 and the elevating platform 19 from ascending.
According to the embodiment, the driving device 100 is described in detail below, the driving device 100 includes a gear cavity 15 disposed in the bearing base 11, an intermediate gear 12 is disposed in the gear cavity 15 for rotating, a motor shaft 13 is fixedly connected to the intermediate gear 12, a driving motor 14 is fixedly disposed in an inner wall of a lower side of the gear cavity 15, a lower end of the motor shaft 13 is connected to the driving motor 14, two sliding gears 20 are respectively engaged with the left end and the right end of the intermediate gear 12 to start the driving motor 14, and then the intermediate gear 12 is driven to rotate by the motor shaft 13, so as to drive the sliding gears 20 to rotate, and further drive the lifting shaft 17 to lift through the lifting screw 21, and further drive the lifting platform 19 and the goods to lift.
Beneficially, spring grooves 24 are symmetrically arranged in the inner wall of the upper side of the gear cavity 15 in a bilateral mode, the upper end of the sliding gear 20 is rotatably connected with a connecting shaft 22, the connecting shaft 22 and the lifting screw 21 can rotate relatively, the upper end of the connecting shaft 22 abuts against the lifting shaft 17, a return spring 23 is fixedly connected between the connecting shaft 22 and the inner wall of the spring groove 24, when goods are placed on the lifting platform 19, the lifting platform 19 is pushed to slide downwards under the action of the goods, so that the lifting shaft 17 is driven to slide downwards, the connecting shaft 22 is further pushed to slide downwards and compress the return spring 23, meanwhile, the connecting shaft 22 drives the sliding gear 20 to slide downwards and be disengaged from the intermediate gear 12, and the lifting screw 21 is driven to slide downwards, and as the lifting screw 21 and the lifting shaft 17 slide downwards synchronously, so that the sliding gear 20 cannot rotate, this indicates an overload and overweight on the lifting platform 19.
According to the embodiment, the sensor assembly 101 is described in detail below, the sensor assembly 101 includes a gas storage cavity 28 disposed in the housing 34, a limiting hole 27 with an upward opening is disposed in the inner wall of the upper side of the gas storage cavity 28 in a communicating manner, the cross section of the limiting hole 27 is smaller than the cross section of the gas storage cavity 28, a sealing slide plate 29 is slidably disposed in the gas storage cavity 28, the limiting hole 27 limits the sealing slide plate 29 to slide out of the gas storage cavity 28, gas is stored at the lower side of the sealing slide plate 29, the lower end of the push rod 25 extends into the gas storage cavity 28 and abuts against the sealing slide plate 29, communicating grooves 31 are disposed in the inner wall of the lower side of the gas storage cavity 28 in a bilateral symmetry manner and are communicated with each other, a partition plate 32 is slidably disposed in the communicating grooves 31, a liquid column 33 is stored on one side of the partition plate 32 away from the gas storage cavity 28, the visible light probes 35 are connected through visible light beams, the light beams penetrate through the communication groove 31, the visible light probes 35 are electrically connected with the clamping structure 102, a valve 30 is fixedly arranged in the communication groove 31, the valve 30 is provided with an initial limit value, after goods are placed on the lifting platform 19, the lifting platform 19 and the push rod 25 slide downwards to further push the sealing sliding plate 29 to slide downwards and increase the air pressure in the air storage cavity 28, when the air pressure in the air storage cavity 28 reaches the initial limit value, the valve 30 is communicated with the air storage cavity 28 and the communication groove 31, at the moment, the air in the air storage cavity 28 enters the communication groove 31 and is positioned at one side of the isolation plate 32 close to the air storage cavity 28 to further push the isolation plate 32 to slide, so that the liquid column 33 is pushed to move and block the light column between the visible light probes 35, at this time, due to the refraction effect of the liquid, the visible light column between the visible light probes 35 is disconnected, at this time, the clamping structure 102 is started, the air pump 36 is fixedly arranged in the inner wall of the upper side of the communicating groove 31, the air pump 36 inflates the communicating groove 31, and the air on one side, close to the air storage cavity 28, of the partition plate 32 is pushed back into the air storage cavity 28 again.
According to an embodiment, the details of the chucking structure 102 will be described in the following, the chucking structure 102 includes a through hole 38 penetrating from front to back and disposed in the L-shaped rod 39, a connecting rod 42 is connected to the through hole 38 through an internal thread, an indicating head 41 is fixedly connected to a front end of the connecting rod 42, the connecting rod 42 is slidably connected to the housing 34, a connecting hole 40 with a backward opening is disposed in the connecting rod 42, a supporting shaft 43 is connected to an internal spline of the connecting hole 40, a rear end of the supporting shaft 43 is rotatably connected to an inner wall of a rear side of the groove 37, an electromagnetic torsion spring 44 is fixedly connected between front and rear ends of the L-shaped rod 39 and the front and rear inner walls of the groove 37, the electromagnetic torsion spring 44 is electrically connected to the visible light probe 35, initially, the visible light beam is connected between the visible light probes 35, the electromagnetic torsion spring 44 is in an energized state, the L-shaped rod 39 is received in, when the visible light beam between the visible light probes 35 is disconnected, the electromagnetic torsion spring 44 is powered off, the L-shaped rod 39 is driven to rotate under the elastic action of the electromagnetic torsion spring 44 and is clamped into the clamping hole 26, the connecting rod 42 is driven to slide forwards, the indicating head 41 extends forwards and is lightened, the lifting platform 19 is overloaded and overweight through the indicating head 41, the air pump 36 inflates the communication groove 31 and enables the visible light probes 35 to be reconnected with the visible light beam, the electromagnetic torsion spring 44 is powered on, the L-shaped rod 39 is enabled to restore to the initial state, and the connecting rod 42 is driven to slide backwards, and the indicating head 41 is retracted and extinguished.
The following describes in detail the use steps of a lifting device based on a gas-liquid linkage sensor in the present document with reference to fig. 1 to 4:
at the beginning, the visible light beams are connected between the visible light probes 35, the electromagnetic torsion spring 44 is in a power-on state, the sliding gear 20 is meshed with the intermediate gear 12, the return spring 23 is in a normal state, the upper end of the connecting shaft 22 abuts against the lifting shaft 17, and the sealing sliding plate 29 is located at the upper limit position and abuts against the push rod 25.
When the lifting platform is used, goods are placed on the lifting platform 19, the lifting platform 19 is pushed to slide downwards under the action of the weight of the goods, the lifting shaft 17 is driven to slide downwards, the connecting shaft 22 is further pushed to slide downwards and compress the return spring 23, meanwhile, the connecting shaft 22 drives the sliding gear 20 to slide downwards and be disengaged from the intermediate gear 12, the lifting screw 21 is driven to slide downwards, the lifting screw 21 and the lifting shaft 17 synchronously slide downwards, the sliding gear 20 cannot rotate, the condition that the lifting platform 19 is overloaded and overweight is indicated at the moment, and the lower end of the lifting shaft 17 is prevented from colliding with the bearing base 11 under the action of the elastic force of the buffer spring 16.
The lifting platform 19 is pushed to slide downwards under the action of the weight of goods, the push rod 25 pushes the sealing sliding plate 29 to slide downwards, so that the gas in the gas storage cavity 28 is compressed and the gas pressure is increased, when the gas pressure in the gas storage cavity 28 reaches the initial limit value of the valve 30, the valve 30 is communicated with the gas storage cavity 28 and the communicating groove 31, at the moment, the gas in the gas storage cavity 28 enters the communicating groove 31 and is positioned on one side of the partition plate 32 close to the gas storage cavity 28, so that the partition plate 32 is pushed to slide, so that the liquid column 33 is pushed to move and the light column between the visible light probes 35 is blocked, at the moment, the visible light column between the visible light probes 35 is disconnected due to the refraction effect of liquid, at the moment, the electromagnetic torsion spring 44 is powered off, the L-shaped rod 39 is driven to rotate and is clamped into the clamping hole 26 under the elastic effect of the electromagnetic torsion spring 44, the connecting rod 42 is driven to slide forwards, so that, the lifting platform 19 cannot be lifted at this time.
When resetting is carried out after unloading, when the air pump 36 inflates air into the communicating groove 31 and the light beams between the visible light probes 35 are reconnected, the electromagnetic torsion spring 44 is electrified, so that the L-shaped rod 39 is restored to the initial state, the connecting rod 42 is driven to slide backwards and the indicating head 41 is retracted and extinguished, meanwhile, the air on one side of the isolating plate 32 close to the air storage cavity 28 is pushed back into the air storage cavity 28 again, the sealing sliding plate 29 and the push rod 25 are pushed to rise, the lifting platform 19 is pushed to rise, the lifting shaft 17 is driven to rise, at the moment, the connecting shaft 22 is driven to rise under the elastic force of the reset spring 23, and the sliding gear 20 is driven to slide upwards and be meshed with the intermediate.
The invention has the beneficial effects that: the invention can directly place goods on the lifting platform for overload detection, thereby reducing the goods weight detection steps, improving the working efficiency, being capable of disconnecting the power connection during overload and simultaneously clamping the lifting platform, further being capable of avoiding lifting the overloaded goods when the power is accidentally started, improving the safety, improving the continuity of the goods weight detection by detecting through the gas-liquid linkage sensor, and improving the accuracy.
In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.
Claims (5)
1. The utility model provides a elevating gear based on gas-liquid linkage sensor, includes bearing base and lift platform, lift platform is located bearing base upside, the goods is put on lift platform, its characterized in that: the lower end of the lifting platform is bilaterally symmetrical and is fixedly connected with a lifting shaft, a threaded hole with a downward opening is formed in the lifting shaft, and a lifting screw is connected with the threaded hole in a threaded manner; a driving device is arranged in the bearing base, the lower end of the lifting screw is fixedly connected with a sliding gear in the driving device, buffer springs are fixedly connected to the upper end of the bearing base in a bilateral symmetry mode, and the upper ends of the buffer springs abut against the lifting platform; the upper end of the bearing base is fixedly connected with a shell, a sensor assembly is arranged in the shell, the lower end of the lifting platform is fixedly connected with a push rod, and the lower end of the push rod slides into the shell and drives the sensor assembly; bilateral symmetry is equipped with the chucking structure in the casing, chucking structure electric connection in sensor subassembly, bilateral symmetry in the push rod is equipped with the card hole that the opening was carried on the back mutually, the chucking structure blocks respectively into both sides through two L type poles in the card hole, prevent the push rod with lift platform rises.
2. The lifting device based on the gas-liquid linkage sensor as claimed in claim 1, wherein: the driving device comprises a gear cavity arranged in the bearing base, an intermediate gear is arranged in the gear cavity in a rotating mode, a motor shaft is fixedly connected into the intermediate gear, a driving motor is fixedly arranged in the inner wall of the lower side of the gear cavity, the lower end of the motor shaft is in power connection with the driving motor, and the two sliding gears are respectively meshed with the left end and the right end of the intermediate gear.
3. The lifting device based on the gas-liquid linkage sensor as claimed in claim 2, wherein: the sliding gear is characterized in that spring grooves are symmetrically arranged in the inner wall of the upper side of the gear cavity in a bilateral mode, the upper end of the sliding gear is rotatably connected with a connecting shaft, the connecting shaft and the lifting screw rod can rotate relatively, the upper end of the connecting shaft supports against the lifting shaft, and a reset spring is fixedly connected between the connecting shaft and the inner wall of the spring groove.
4. The lifting device based on the gas-liquid linkage sensor as claimed in claim 1, wherein: the sensor assembly comprises a gas storage cavity arranged in the shell, a limiting hole with an upward opening is formed in the inner wall of the upper side of the gas storage cavity in a communicated mode, the cross section of the limiting hole is smaller than that of the gas storage cavity, a sealing sliding plate is arranged in the gas storage cavity in a sliding mode, the limiting hole limits the sealing sliding plate to slide out of the gas storage cavity, gas is stored at the lower side of the sealing sliding plate, and the lower end of the push rod extends into the gas storage cavity and abuts against the sealing sliding plate; the inner wall of the lower side of the gas storage cavity is provided with communicating grooves which are bilaterally symmetrical and communicated, a separation plate is arranged in the communicating grooves in a sliding manner, one side of the separation plate, far away from the gas storage cavity, is provided with a liquid column, two pairs of visible light probes are arranged in the shell in a bilaterally symmetrical manner, and the visible light probes are connected through visible light beams; the visible light probe is electrically connected with the clamping structure, a valve is fixedly arranged in the communicating groove, and the valve is provided with an initial limit value.
5. The lifting device based on the gas-liquid linkage sensor as claimed in claim 1, wherein: the clamping structure comprises a through hole which is arranged in the L-shaped rod in a through manner from front to back, a connecting rod is connected with the through hole in an internal thread manner, an indicating head is fixedly connected to the front end of the connecting rod, and the connecting rod is connected with the shell in a sliding manner; a connecting hole with a backward opening is formed in the connecting rod, a supporting shaft is connected to the inner spline of the connecting hole, and the rear end of the supporting shaft is rotatably connected to the inner wall of the rear side of the groove; and electromagnetic torsion springs are fixedly connected between the front end and the rear end of the L-shaped rod and the front inner wall and the rear inner wall of the groove and are electrically connected with the visible light probe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911312158.1A CN110950275A (en) | 2019-12-18 | 2019-12-18 | Lifting device based on gas-liquid linkage sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911312158.1A CN110950275A (en) | 2019-12-18 | 2019-12-18 | Lifting device based on gas-liquid linkage sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110950275A true CN110950275A (en) | 2020-04-03 |
Family
ID=69982689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911312158.1A Withdrawn CN110950275A (en) | 2019-12-18 | 2019-12-18 | Lifting device based on gas-liquid linkage sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110950275A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111673890A (en) * | 2020-06-16 | 2020-09-18 | 东莞狐马商贸有限公司 | Rotating bracket for spraying glaze on closestool |
| TWI760997B (en) * | 2020-12-25 | 2022-04-11 | 徐瑞峯 | Load protection device for telescopic rod |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8601560D0 (en) * | 1986-01-23 | 1986-02-26 | Arnell S G | Linear actuator |
| JPH0216608A (en) * | 1988-04-21 | 1990-01-19 | Mannesmann Ag | Rail type working equipment |
| CN101171197A (en) * | 2005-05-12 | 2008-04-30 | 空中客车法国公司 | Sling device for a piece with force compensation and hoisting system comprising the same |
| CN105502244A (en) * | 2016-02-22 | 2016-04-20 | 林晓 | Medical platform device capable of performing limiting and speed adjustment and adjustment method thereof |
| CN108094388A (en) * | 2017-12-21 | 2018-06-01 | 佛山市佛禅健康管理有限公司 | A kind of elevating control platform for mosquito expelling box |
-
2019
- 2019-12-18 CN CN201911312158.1A patent/CN110950275A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8601560D0 (en) * | 1986-01-23 | 1986-02-26 | Arnell S G | Linear actuator |
| JPH0216608A (en) * | 1988-04-21 | 1990-01-19 | Mannesmann Ag | Rail type working equipment |
| CN101171197A (en) * | 2005-05-12 | 2008-04-30 | 空中客车法国公司 | Sling device for a piece with force compensation and hoisting system comprising the same |
| CN105502244A (en) * | 2016-02-22 | 2016-04-20 | 林晓 | Medical platform device capable of performing limiting and speed adjustment and adjustment method thereof |
| CN108094388A (en) * | 2017-12-21 | 2018-06-01 | 佛山市佛禅健康管理有限公司 | A kind of elevating control platform for mosquito expelling box |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111673890A (en) * | 2020-06-16 | 2020-09-18 | 东莞狐马商贸有限公司 | Rotating bracket for spraying glaze on closestool |
| TWI760997B (en) * | 2020-12-25 | 2022-04-11 | 徐瑞峯 | Load protection device for telescopic rod |
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Application publication date: 20200403 |
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