CN114964435A - Gravity sensor with protection function for weighing - Google Patents
Gravity sensor with protection function for weighing Download PDFInfo
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- CN114964435A CN114964435A CN202210571008.8A CN202210571008A CN114964435A CN 114964435 A CN114964435 A CN 114964435A CN 202210571008 A CN202210571008 A CN 202210571008A CN 114964435 A CN114964435 A CN 114964435A
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- 230000005484 gravity Effects 0.000 title claims abstract description 62
- 238000005303 weighing Methods 0.000 title claims abstract description 15
- 230000035939 shock Effects 0.000 claims abstract description 3
- 238000001035 drying Methods 0.000 claims description 16
- 239000002184 metal Substances 0.000 claims description 15
- 230000003139 buffering effect Effects 0.000 claims description 13
- 238000003825 pressing Methods 0.000 claims description 8
- 230000007423 decrease Effects 0.000 abstract description 2
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 description 11
- 239000013078 crystal Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000002265 prevention Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000000703 anti-shock Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G3/00—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances
- G01G3/12—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing
- G01G3/13—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing having piezoelectric or piezoresistive properties
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G21/00—Details of weighing apparatus
- G01G21/02—Arrangements of bearings
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G23/00—Auxiliary devices for weighing apparatus
- G01G23/06—Means for damping oscillations, e.g. of weigh beams
- G01G23/08—Means for damping oscillations, e.g. of weigh beams by fluid means
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fluid-Damping Devices (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a gravity sensor with a protection function for weighing, and relates to the technical field of sensors. This gravity sensor is used to title with safeguard function is provided with protecting against shock device, when the instantaneous impact force that receives above the measuring plate is great, the measuring plate can drive the synchronous fast decline of hydraulic stem, hydraulic pressure storehouse internal pressure risees rapidly this moment, the check valve is opposite because the direction is opposite with the direction of giving vent to anger this moment, consequently, the inside gas in hydraulic pressure storehouse can only be followed piston plate internal surface through-hole department and through the filter screen discharge, consequently can upwards promote the piston plate fast and rise, thereby the rubber slab can contact the measuring plate this moment and provide auxiliary stay and cushion decurrent instantaneous pressure, thereby can prevent that the instantaneous pressure that gravity sensor received is too big and damage.
Description
Technical Field
The invention relates to the technical field of sensors, in particular to a gravity sensor with a protection function for weighing.
Background
The gravity sensor, also called gravity sensor, belongs to the new sensor technology, it uses the elastic sensitive element to make the cantilever type displacement device, and uses the energy storage spring made of the elastic sensitive element to drive the electric contact, and completes the conversion from gravity change to electric signal, the gravity sensor works according to the principle of piezoelectric effect, the so-called piezoelectric effect is that the external force applied on the crystal to heteropolar crystal without symmetry center can change the polarization state of the crystal besides the deformation of the crystal, and establishes the electric field in the crystal, the phenomenon that the medium is polarized due to the mechanical force is called positive piezoelectric effect.
When gravity sensor detects or removes, because top coming power size and acceleration are uncertain, so can because the too big damage of causing to gravity sensor of instantaneous impact force when the board is measured in the initial contact of top device to gravity sensor's gravity measurement result causes the influence, and then influences gravity sensor's use.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a weighing gravity sensor with a protection function, which solves the problems mentioned in the background technology.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the gravity sensor with the protection function for the weighing device comprises a base, wherein a clamping groove device is arranged at the lower end of the inner surface of the base, a hydraulic bin is fixedly connected to the left end of the inner surface of the base, a limiting block is fixedly connected to the left end of the inner surface of the hydraulic bin, an impact prevention device is contacted with the upper surface of the limiting block, and a buffer device is arranged on the outer wall of the front surface of the hydraulic bin.
Preferably, the inner surface of the base is fixedly connected with a supporting plate, the inner surface of the supporting plate is fixedly connected with a gravity sensor, and one end, far away from the base, of the gravity sensor is fixedly connected with a measuring plate.
Preferably, the lower surface of the measuring plate is fixedly connected with a hydraulic rod, and the side surface of the hydraulic rod is connected with a hydraulic cabin in a sliding mode.
Preferably, the impact prevention device comprises a piston plate, the upper surface of the piston plate is fixedly connected with a supporting rod, and the upper surface of the supporting rod is fixedly connected with a rubber plate.
Preferably, a through hole is formed in the inner surface of the rubber plate, a filter screen is fixedly connected to the through hole in the inner surface of the rubber plate, and a one-way valve is fixedly connected to the inner surface of the piston plate.
Preferably, the clamping groove device comprises a bottom plate, the upper surface of the bottom plate is fixedly connected with a supporting seat, the upper surface of the supporting seat is fixedly connected with a fixing rib, and the upper surface of the supporting seat is in contact with a drying annular plate.
Preferably, the center of the upper surface of the supporting seat is fixedly connected with a fixing column, the side surface of the supporting seat is fixedly connected with a metal clamping block, the lower end of the inner surface of the base is fixedly connected with a clamping groove, and the upper surface of the clamping groove is fixedly connected with a guide block.
Preferably, the buffering device comprises a sliding rod, a sliding block is connected to the outer surface of the sliding rod in a sliding mode, a buffering spring is fixedly connected to the right surface of the sliding block, and a connecting plate is fixedly connected to the lower surface of the sliding block.
Preferably, the right surface of connecting plate fixedly connected with briquetting, the side surface sliding connection of briquetting has the sealed cabin, the internal surface contact of sealed cabin has the buffering gasbag, the upper surface of slider articulates there is the connecting rod, the one end that the slider was kept away from to the connecting rod articulates there is the crashproof board.
(III) advantageous effects
The invention provides a gravity sensor with a protection function for weighing. The method has the following beneficial effects:
(1) this gravity sensor is used to title with safeguard function is provided with protecting against shock device, when the instantaneous impact force that the measurement board top was received is great, it can drive the synchronous quick decline of hydraulic stem to measure the board, hydraulic pressure storehouse internal pressure risees rapidly this moment, the check valve is because direction and the opposite direction of giving vent to anger this moment, consequently, the inside gas in hydraulic pressure storehouse can only follow piston plate internal surface through-hole department and through the filter screen discharge, consequently can upwards promote the piston board fast and rise, thereby the rubber slab can contact the measurement board this moment and provide auxiliary stay and cushion decurrent instantaneous pressure, thereby can prevent that the instantaneous pressure that gravity sensor received is too big and damage.
(2) The gravity sensor with the protection function is provided with the clamping groove device, when the gravity sensor is normally used, the interior of the base needs to be dried due to more internal precise electrical components, at the moment, the metal clamping block needs to be aligned to the gap between the clamping grooves, the base plate rotates anticlockwise, the metal clamping block can be embedded into the clamping groove, at the same time, the metal clamping block can be attracted due to the magnet arranged on the inner surface of the clamping groove, so that the connection tightness between the base and the clamping groove device is enhanced, meanwhile, the base plate can be tightly attached to the base, so that external corrosive gas is prevented from entering, at the moment, the drying annular plate above the supporting seat can continuously adsorb water vapor in the base, the service life of the gravity sensor is prolonged, and when the drying annular plate needs to be replaced, the base plate can be detached only by rotating the base plate clockwise, at the moment, the drying ring plate can be directly taken out for replacement, so that the subsequent maintenance of operators is facilitated.
(3) This gravity sensor for weighing with safeguard function is provided with buffer, fall or receive external impact force when this device carelessly, external impact force can be preferred extrudees the crash plate, crash plate can produce certain deformation this moment, and can extrude the connecting rod, can promote the slider to remove to slide bar center department when the connecting rod receives the extrusion, both sides slider can extrude buffer spring this moment, thereby cushion external impact force, the slider can remove longer distance when the impact force is too big, can drive the connecting plate and remove to capsule center department simultaneously, the connecting plate can drive the inside buffering gasbag of briquetting extrusion capsule simultaneously, thereby provide the buffering effect when heavily pressing in the face, and then make this device can trigger the buffering of different degrees when the external impact force in the face of different degrees, make this device more durable.
Drawings
FIG. 1 is a schematic view of the overall apparatus of the present invention;
FIG. 2 is a schematic structural view of an inner side section of the fender panel of the present invention;
FIG. 3 is a schematic view of the impact protection device of the present invention;
FIG. 4 is a schematic structural diagram of a card slot apparatus according to the present invention;
FIG. 5 is a schematic view of the lower end of the inner surface of the base according to the present invention;
FIG. 6 is a schematic top view of the present invention;
FIG. 7 is a schematic view of a buffer device according to the present invention.
In the figure: 1. a base; 2. an anti-shock device; 3. a card slot device; 4. a buffer device; 5. a limiting block; 6. a hydraulic pressure cabin; 7. a hydraulic lever; 8. a gravity sensor; 9. measuring a plate; 10. an anti-collision plate; 11. a connecting rod; 12. a support plate; 201. a filter screen; 202. a rubber plate; 203. a support bar; 204. a one-way valve; 205. a piston plate; 301. drying the ring plate; 302. a base plate; 303. a metal fixture block; 304. a supporting seat; 305. fixing the ribs; 306. a guide block; 307. a card slot; 308. fixing a column; 401. a buffer spring; 402. a slider; 403. a slide bar; 404. sealing the cabin; 405. a buffer air bag; 406. briquetting; 407. a connecting plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: a gravity sensor with a protection function for weighing comprises a base 1, wherein a clamping groove device 3 is arranged at the lower end of the inner surface of the base 1, a hydraulic chamber 6 is fixedly connected to the left end of the inner surface of the base 1, a limiting block 5 is fixedly connected to the left end of the inner surface of the hydraulic chamber 6, the limiting block 5 can limit the lowest position of an impact prevention device 2, so that the sensitivity of the impact prevention device 2 is increased, the impact prevention device 2 is contacted with the upper surface of the limiting block 5, a buffer device 4 is arranged on the outer wall of the front surface of the hydraulic chamber 6, a supporting plate 12 is fixedly connected to the inner surface of the base 1, a gravity sensor 8 is fixedly connected to the inner surface of the supporting plate 12, a resistance strain gauge inside the gravity sensor 8 can generate different resistance values according to the gravity borne by an upper measuring plate 9, and the numerical values of the gravity sensor 8 can be collected and processed by an external device, simultaneously gravity sensor 8 has certain elastic deformation ability, consequently can reset by oneself after top pressure is eliminated, and gravity sensor 8 keeps away from the one end fixedly connected with of base 1 and measures board 9, and the cross sectional area of this measurement board 9 is greater than the cross sectional area of gravity sensor 8 upper surface, consequently can make gravity sensor 8's detection area bigger, and the lower fixed surface of measuring board 9 is connected with hydraulic stem 7, and the side surface sliding connection of hydraulic stem 7 has hydraulic pressure storehouse 6.
In this embodiment, the anti-impact device 2 includes a piston plate 205, the side surface of the piston plate 205 is tightly attached to the inner wall of the hydraulic chamber 6, so that when the pressure inside the hydraulic chamber 6 rises, the gas inside the hydraulic chamber 6 can jack the piston plate 205 up, and the through hole on the inner surface of the rubber plate 202 continuously penetrates through the piston plate 205, so that the piston plate 205 can descend at a relatively fast speed when buffering the pressure of the measurement plate 9, thereby preventing the measurement value of the gravity sensor 8 from being affected, the upper surface of the piston plate 205 is fixedly connected with a support rod 203, the upper surface of the support rod 203 is fixedly connected with a rubber plate 202, the upper surface of the rubber plate 202 is made of rubber, so that the instantaneous pressure above the measurement plate 9 can be buffered to a certain extent, the inner surface of the rubber plate 202 is provided with a through hole, and the through hole on the inner surface of the rubber plate 202 is fixedly connected with a filter screen 201, the inner surface of the piston plate 205 is fixedly connected with a one-way valve 204, the one-way valve 204 can make the external air be replenished into the hydraulic chamber 6 again when the measuring plate 9 drives the hydraulic rod 7 to reset, when the pressure in the hydraulic chamber 6 rises, the one-way valve 204 can reduce the air leakage speed of the hydraulic chamber 6, so that the piston plate 205 can rise, the gravity sensor with the protection function is provided with the anti-impact device 2, when the instantaneous impact force received above the measuring plate 9 is large, the measuring plate 9 can drive the hydraulic rod 7 to synchronously and rapidly fall, at the moment, the pressure in the hydraulic chamber 6 rapidly rises, at the moment, the direction of the one-way valve 204 is opposite to the air outlet direction, so that the air in the hydraulic chamber 6 can only be discharged from the through hole on the inner surface of the piston plate 205 through the filter screen 201, so that the piston plate 205 can be rapidly pushed upwards, at the moment, the rubber plate 202 can contact with the measuring plate 9 to provide auxiliary support and buffer the downward instantaneous pressure, so that the gravity sensor 8 can be prevented from being damaged by excessive instantaneous pressure.
In this embodiment, the card slot apparatus 3 includes a bottom plate 302, a sealing gasket is fixedly connected to the upper surface of the bottom plate 302, so that when the base 1 is attached, external air can be prevented from entering the inside of the base 1, thereby prolonging the service life of the gravity sensor 8, a supporting seat 304 is fixedly connected to the upper surface of the bottom plate 302, a fixing rib 305 is fixedly connected to the upper surface of the supporting seat 304, the annular drying ring plate 301 can be fixed by the fixing rib 305 and the fixing column 308, the drying ring plate 301 is contacted with the upper surface of the supporting seat 304, the drying ring plate 301 is made of silica gel material, so that the water vapor inside the base 1 can be efficiently absorbed, thereby preventing the gravity sensor 8 from contacting the water vapor in the air for a long time and further influencing the measurement accuracy, when the drying ring plate 301 made of silica gel material absorbs moisture, the drying ring plate can be taken out for high-temperature drying, thereby enabling the apparatus to more fit the usage concept of green environmental protection, the center of the upper surface of the supporting seat 304 is fixedly connected with a fixing column 308, one end of the fixing column 308 close to the bottom plate 302 is provided with a cross-shaped groove, so that the clamping groove device 3 can be quickly detached through a cross screwdriver, the drying annular plate 301 is convenient to replace, the side surface of the supporting seat 304 is fixedly connected with a metal clamping block 303, the lower end of the inner surface of the base 1 is fixedly connected with a clamping groove 307, the inner surface of the clamping groove 307 is provided with a magnetic stripe, when the metal clamping block 303 is embedded into the clamping groove 307, the magnetic stripe can enhance the fixing effect of the clamping groove 307 on the metal clamping block 303, the upper surface of the clamping groove 307 is fixedly connected with a guide block 306, the weighing gravity sensor with the protection function is provided with the clamping groove device 3, when the gravity sensor 8 is normally used, because more precise electrical components are arranged in the gravity sensor, the interior of the base 1 needs to be dried, at the moment, the metal clamping block 303 needs to be firstly aligned to the gap between the clamping grooves 307, and anticlockwise rotation bottom plate 302, inside metal fixture block 303 can imbed draw-in groove 307 this moment, simultaneously because draw-in groove 307 internal surface is provided with magnet, consequently can actuation metal fixture block 303, thereby strengthen bottom plate 302 and draw-in groove device 3's the tightness of being connected, bottom plate 302 can closely laminate base 1 simultaneously, thereby prevent that external corrosive gas from getting into, the dry crown plate 301 of supporting seat 304 top can last to adsorb the inside steam of base 1 this moment, thereby increase gravity sensor 8's life, and also only need clockwise rotation bottom plate 302 to accomplish the dismantlement to bottom plate 302 when needing to change dry crown plate 301, just can directly take out dry crown plate 301 this moment and change, thereby make things convenient for operating personnel's subsequent maintenance.
In this embodiment, the buffer device 4 includes a sliding rod 403, the outer surface of the sliding rod 403 is relatively smooth, so that the sliding block 402 is not easily jammed when sliding on the outer surface of the sliding rod 403, the outer surface of the sliding rod 403 is slidably connected with a sliding block 402, the right surface of the sliding block 402 is fixedly connected with a buffer spring 401, the buffer spring 401 can reset the sliding block 402 when the sliding block 402 is not subjected to an external force, and because of the limit of the side wall of the sealed cabin 404, the two sliding blocks 402 are not simultaneously located on the same side, the lower surface of the sliding block 402 is fixedly connected with a connecting plate 407, the right surface of the connecting plate 407 is fixedly connected with a pressing block 406, the side surface of the pressing block 406 is tightly attached to the sealed cabin 404, so that the gas inside the sealed cabin 404 can be prevented from leaking, the side surface of the pressing block 406 is slidably connected with the sealed cabin 404, the inner surface of the sealed cabin 404 is contacted with a buffer air bag 405, the buffer air bag 405 is made of nylon material and the inner surface is filled with a sealing paint, therefore, the device has better pressure resistance when being pressurized by the pressing blocks 406 at two sides, the upper surface of the sliding block 402 is hinged with the connecting rod 11, one end of the connecting rod 11, which is far away from the sliding block 402, is hinged with the anti-collision plate 10, the outer surface of the anti-collision plate 10 is made of rubber materials, so that the damage of the internal gravity sensor 8 can be prevented when the device falls, the weighing gravity sensor with the protection function is provided with the buffer device 4, when the device falls carelessly or receives external impact force, the external impact force can preferentially extrude the anti-collision plate 10, at the moment, the anti-collision plate 10 can generate certain deformation and extrude the connecting rod 11, when the connecting rod 11 is extruded, the sliding block 402 can be pushed to move towards the center of the sliding rod, at the moment, the sliding blocks 402 at two sides can extrude the buffer spring 401, so as to buffer the external impact force, when the impact force is overlarge, the sliding block 402 can move for a longer distance, and simultaneously drive the connecting plate 407 to move towards the center of the sealed cabin 404, simultaneously connecting plate 407 can drive briquetting 406 extrusion sealed cabin 404 inside buffering gasbag 405 to the buffering effect when providing the face heavily to press, and then make this device can trigger the buffering of different degrees when the external impact force of different degrees, make this device more durable.
When the device works (or is used), the device needs to be placed below an object to be measured, when the instantaneous impact force received above the measuring plate 9 is large, the measuring plate 9 can drive the hydraulic rod 7 to synchronously and rapidly descend, at the moment, the internal pressure of the hydraulic chamber 6 rapidly rises, at the moment, the direction of the check valve 204 is opposite to the air outlet direction, so that the air in the hydraulic chamber 6 can only be exhausted from the through hole on the inner surface of the piston plate 205 through the filter screen 201, the piston plate 205 can be rapidly pushed upwards to ascend, at the moment, the rubber plate 202 can contact the measuring plate 9 to provide auxiliary support and buffer downward instantaneous pressure, and as the through hole on the inner surface of the rubber plate 202 continuously penetrates through the piston plate 205, the piston plate 205 can descend at a relatively rapid speed when the pressure of the measuring plate 9 is buffered, and the gravity sensor 8 can be prevented from being damaged due to overlarge instantaneous pressure, when the measurement is completed, the gravity sensor 8 will reset by itself, at this time, the measurement plate 9 will drive the hydraulic rod 7 to reset, at this time, the external air can be replenished into the hydraulic chamber 6 through the check valve 204, when the measurement is completed and the gravity sensor 8 needs to be moved or stored, and at this time, when the device falls carelessly or receives external impact force, the external impact force will preferentially extrude the anti-collision plate 10, at this time, the anti-collision plate 10 will deform to some extent and extrude the connecting rod 11, when the connecting rod 11 is extruded, the sliding block 402 will be pushed to move to the center of the sliding rod 403, at this time, the sliding blocks 402 on both sides will extrude the buffer spring 401, thereby buffering the external impact force, when the impact force is too large, the sliding block 402 will move for a long distance, at the same time, the connecting plate 407 will be driven to move to the center of the sealed chamber 404, and at the connecting plate 407 will drive the pressing block 406 to extrude the buffer air bag 405 inside the sealed chamber 404, therefore, the buffering effect in the face of heavy pressure is provided, when the base is stored, because the number of internal precise electrical components is large, the interior of the base 1 needs to be dried, at the moment, the metal fixture block 303 needs to be aligned to the gap between the clamping grooves 307, the base plate 302 rotates anticlockwise, at the moment, the metal fixture block 303 is embedded into the clamping groove 307, at the same time, because the magnet is arranged on the inner surface of the clamping groove 307, the metal fixture block 303 is attracted, so that the connection tightness between the base plate 302 and the clamping groove device 3 is enhanced, meanwhile, the base plate 302 can be tightly attached to the base 1, so that the external corrosive gas is prevented from entering, at the moment, the drying annular plate 301 above the supporting seat 304 can continuously adsorb the water vapor in the base 1, so that the service life of the gravity sensor 8 is prolonged, and when the drying annular plate 301 needs to be replaced, the disassembly of the base plate 302 can be completed only by rotating the base plate 302 clockwise, at this point, the drying ring plate 301 can be directly taken out and replaced.
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.
Claims (9)
1. The utility model provides a gravity sensor is used to weighing with safeguard function, includes base (1), its characterized in that: the internal surface lower extreme of base (1) is provided with draw-in groove device (3), the internal surface left end fixedly connected with hydraulic pressure storehouse (6) of base (1), the internal surface left end fixedly connected with stopper (5) in hydraulic pressure storehouse (6), the upper surface contact of stopper (5) has protecting against shock device (2), the front surface outer wall in hydraulic pressure storehouse (6) is provided with buffer (4).
2. The gravity sensor with a guard function according to claim 1, wherein: the inner surface of the base (1) is fixedly connected with a supporting plate (12), the inner surface of the supporting plate (12) is fixedly connected with a gravity sensor (8), and one end, far away from the base (1), of the gravity sensor (8) is fixedly connected with a measuring plate (9).
3. The gravity sensor for weighing with protection function according to claim 2, wherein: the lower surface of the measuring plate (9) is fixedly connected with a hydraulic rod (7), and the side surface of the hydraulic rod (7) is connected with a hydraulic bin (6) in a sliding mode.
4. The gravity sensor with a guard function according to claim 1, wherein: the anti-impact device (2) comprises a piston plate (205), the upper surface of the piston plate (205) is fixedly connected with a supporting rod (203), and the upper surface of the supporting rod (203) is fixedly connected with a rubber plate (202).
5. The gravity sensor with a guarding function, according to claim 4, wherein: the through hole that runs through is seted up to the internal surface of rubber slab (202), and the internal surface through hole fixedly connected with filter screen (201) of rubber slab (202), the internal surface fixed connection of piston plate (205) has check valve (204).
6. The gravity sensor with a guarding function, according to claim 1, wherein: the clamping groove device (3) comprises a bottom plate (302), wherein a supporting seat (304) is fixedly connected to the upper surface of the bottom plate (302), a fixing rib (305) is fixedly connected to the upper surface of the supporting seat (304), and a drying annular plate (301) is contacted with the upper surface of the supporting seat (304).
7. The gravity sensor for weighing with protection function according to claim 6, wherein: the supporting base is characterized in that a fixing column (308) is fixedly connected to the center of the upper surface of the supporting base (304), a metal clamping block (303) is fixedly connected to the side surface of the supporting base (304), a clamping groove (307) is fixedly connected to the lower end of the inner surface of the base (1), and a guide block (306) is fixedly connected to the upper surface of the clamping groove (307).
8. The gravity sensor with a guard function according to claim 1, wherein: the buffer device (4) comprises a sliding rod (403), a sliding block (402) is connected to the outer surface of the sliding rod (403) in a sliding mode, a buffer spring (401) is fixedly connected to the right surface of the sliding block (402), and a connecting plate (407) is fixedly connected to the lower surface of the sliding block (402).
9. The gravity sensor for weighing with protection function according to claim 8, wherein: the right surface of the connecting plate (407) is fixedly connected with a pressing block (406), the side surface of the pressing block (406) is connected with a sealed cabin (404) in a sliding mode, the inner surface of the sealed cabin (404) is in contact with a buffering air bag (405), the upper surface of the sliding block (402) is hinged with a connecting rod (11), and one end, far away from the sliding block (402), of the connecting rod (11) is hinged with an anti-collision plate (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210571008.8A CN114964435B (en) | 2022-05-24 | 2022-05-24 | Gravity sensor with protection function for weighing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210571008.8A CN114964435B (en) | 2022-05-24 | 2022-05-24 | Gravity sensor with protection function for weighing |
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| Publication Number | Publication Date |
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| CN114964435A true CN114964435A (en) | 2022-08-30 |
| CN114964435B CN114964435B (en) | 2023-05-09 |
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| CN202210571008.8A Active CN114964435B (en) | 2022-05-24 | 2022-05-24 | Gravity sensor with protection function for weighing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116524668A (en) * | 2023-05-11 | 2023-08-01 | 南京航空航天大学 | Machine carries intelligent combined type fire detection device |
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