CN112595406B - Novel anti-seismic balance - Google Patents
Novel anti-seismic balance Download PDFInfo
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- CN112595406B CN112595406B CN202011403417.4A CN202011403417A CN112595406B CN 112595406 B CN112595406 B CN 112595406B CN 202011403417 A CN202011403417 A CN 202011403417A CN 112595406 B CN112595406 B CN 112595406B
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- 230000006835 compression Effects 0.000 claims abstract description 28
- 238000007906 compression Methods 0.000 claims abstract description 28
- 238000004140 cleaning Methods 0.000 claims abstract description 15
- 238000013016 damping Methods 0.000 claims abstract description 11
- 244000309464 bull Species 0.000 description 9
- 210000003437 trachea Anatomy 0.000 description 7
- 238000005303 weighing Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000007790 scraping Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000703 anti-shock Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000010405 clearance mechanism Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000003756 stirring Methods 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
- G01G21/00—Details of weighing apparatus
- G01G21/02—Arrangements of bearings
- G01G21/10—Floating suspensions; Arrangements of shock absorbers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
- B08B1/143—Wipes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G21/00—Details of weighing apparatus
- G01G21/30—Means for preventing contamination by dust
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Vibration Prevention Devices (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a novel anti-seismic balance, which comprises an electronic balance body, wherein a damping mechanism is arranged on the outer surface of the lower end of the electronic balance body, a cleaning mechanism is arranged on the outer surface of the upper end of the electronic balance body, guide grooves are symmetrically formed in the outer surfaces of two sides of the electronic balance body, the damping mechanism mainly comprises a push rod, a telescopic cavity, an air pipe and a compression spring, the impact force of an object is absorbed by the compression spring when the object is weighed, compressed air is moved in the telescopic cavity by the push rod to blow and clean the surface of the balance through the air pipe, the cleaning mechanism mainly comprises a pull rod, a connecting block, a sliding groove, a guide block and a tensile spring, a user pulls the pull rod to enable the pull rod to overturn so that the electronic balance body can be conveniently carried, the connecting block can move along the direction of the guide grooves through the guide block, and the surface of the electronic balance body is cleaned through a scraper connected with the connecting block while the pull rod is overturned.
Description
Technical Field
The invention relates to the technical field of weighing equipment, in particular to a novel anti-seismic balance.
Background
An electronic precision balance usually uses an electromagnetic force sensor (also known as a retransmission sensor) to form a closed-loop automatic adjusting system, and has high accuracy and good stability. When a weighed object is added on a scale pan, the position detector signal of the sensor changes, and the current in the coil of the sensor is increased through the feedback of an amplifier, and the current generates a feedback force in a constant magnetic field to balance with the added load; and meanwhile, the voltage value of the current on the measuring resistor Rm is sent to a microprocessor through a filter and an analog-to-digital converter for data processing, and finally, the mass value of the weighed object is automatically displayed by a display.
In the process of implementing the invention, the inventor finds that at least the following problems in the prior art are not solved: 1. when the electronic balance scale weighs an article, the article needs to be in hard contact with the article, and a user often cannot control the falling speed of the article due to the fact that the article is large in quantity in the face of frequent weighing, so that the electronic balance scale is impacted, and the electronic balance is damaged to a certain extent; 2. traditional balance needs both hands to hold the balance at handling, under the more condition of transport article, needs the user to come and go many times, need clean the surface of balance after finishing weighing simultaneously, wastes time and energy.
To this end, a novel vibration-resistant balance is proposed.
Disclosure of Invention
The invention aims to provide a novel shock-resistant balance to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a novel antidetonation balance, includes the electronic balance main part, the lower extreme surface of electronic balance main part is provided with damper, the upper end surface of electronic balance main part is provided with clearance mechanism, the equal symmetry in both sides surface of electronic balance main part has seted up the guide way.
The damping mechanism comprises a push rod, a telescopic cavity, an air pipe, a compression spring, a one-way valve and a base, the telescopic cavity is formed in the electronic balance main body, the push rod is movably connected in the telescopic cavity, the outer surface of the lower end of the push rod is fixedly connected with the base, the compression spring is sleeved on the annular outer surface of the push rod, one end of the compression spring is fixedly connected with the push rod, the other end of the compression spring is fixedly connected with the telescopic cavity, the air pipe is fixedly connected with the symmetrical positions of the outer surfaces of the two sides of the electronic balance main body, the air pipe is communicated with the telescopic cavity, and the one-way valve is arranged at the position where the air pipe is contacted with the telescopic cavity;
the cleaning mechanism comprises a pull rod, a connecting block, a sliding groove, a guide block, a tensile spring, a rotating rod I and a rotating groove I, wherein the guide block is movably connected inside the guide groove, the outer surface of one side of the guide block is fixedly connected with the connecting block, the outer surface of one side of the connecting block is fixedly connected with the sliding block, the sliding block is positioned inside the pull rod, the sliding groove is formed in the position, corresponding to the sliding block, of the pull rod, the tensile spring is fixedly connected between the sliding block and the sliding groove, one end of the tensile spring is fixedly connected with the sliding block, the other end of the tensile spring is fixedly connected with the sliding groove, the outer surface of the other side of the pull rod is formed in the rotating groove I, the rotating rod I is rotatably connected inside the rotating groove I, and the outer surface of the other side of the rotating rod I is fixedly connected with an electronic main body.
The one-way valve comprises a second rotating rod, a second rotating groove, a bearing block and a bearing groove, wherein the bearing groove is formed in the annular inner surface of the air pipe, the bearing block is located in the bearing groove, the second rotating grooves are symmetrically formed in the positions of the two sides of the inner surface of the bearing groove, the second rotating groove is connected with the second rotating rod in a rotating mode, one end, close to the bearing block, of the second rotating rod is fixedly connected with the bearing block, a torsion spring is sleeved on the annular outer surface of the second rotating rod, one end of the torsion spring is fixedly connected with the second rotating groove, and the other end of the torsion spring is fixedly connected with the bearing block.
Through adopting above-mentioned technical scheme, the electronic balance main part is when contact article, transmit pressure to compression spring through base and push rod, make compression spring take place the impact of deformation absorption article whereabouts, in the adsorption affinity, the push rod removes in flexible intracavity, with the air compression of flexible intracavity portion, the air blows along the trachea to electronic balance main part surface through the one-way valve, the granular impurity of zeroth fraction on clearance surface, when having used up the electronic balance main part, the pulling pull rod, the pull rod uses bull stick two to overturn as the centre of a circle, the connecting block passes through the guide block and removes along the guide way backward under tensile spring's pulling force, scraper through connecting block one side carries out the scraping cleaning balance to electronic balance main part surface.
Preferably, the transverse section of the sliding block is designed to be a circular structure, the longitudinal sections of the sliding block and the sliding groove are designed to be T-shaped structures, the sliding block and the sliding groove are matched with each other and are in sliding connection, the sliding groove is in a closed state, and the connecting block and the pull rod are movably connected with the sliding groove through the sliding block.
Through adopting above-mentioned technical scheme, accept the piece and pass through the guide block and remove along the guide way, the pull rod makes to drive the connecting block and move backward along the guide way when overturning again through slider and spout.
Preferably, the guide block all is T shape structural design with the longitudinal section of guide way, and its mutual matching that corresponds, the equal fixedly connected with scraper of one side surface that the piece is close to the electronic balance main part is born to the piece, the connecting block passes through guide way and guide block swing joint with the electronic balance main part.
Through adopting above-mentioned technical scheme, through the connecting block motion, drive the scraper motion and carry out the scraping clearance to the surface of electronic balance main part, when rotating the pull rod, realize the one-hand removal electronic balance main part through portable pull rod.
Preferably, the telescopic cavity and the push rod are both in a T-shaped structural design and are matched with each other correspondingly.
Through adopting above-mentioned technical scheme, the gas of trachea inside is filled by the push rod with the repeated removal in flexible chamber for wind can be frequent blow electronic balance main part.
Preferably, the cross sections of the first rotating rod and the first rotating groove are in T-shaped structural design and are matched with each other correspondingly, and the pull rod is rotatably connected with the electronic balance main body through the first rotating rod and the first rotating groove.
Through adopting above-mentioned technical scheme, the pull rod uses bull stick two to overturn as the centre of a circle, makes the connecting block remove when overturning the pull rod.
Preferably, the second rotating rod is matched with the second rotating groove correspondingly, the one-way valves are rotatably connected with the air pipe through the second rotating rod and the second rotating groove, and the number of the one-way valves is two.
By adopting the technical scheme, the one-way valves enable gas to flow in one direction, one group of one-way valves are used for conveying gas for the gas pipe, and the other group of one-way valves are used for providing gas for the telescopic cavity.
Compared with the prior art, the invention has the beneficial effects that:
1. the damping mechanism is arranged on the outer surface of the lower end of the electronic balance main body, the damping mechanism mainly comprises a push rod, a telescopic cavity, an air pipe and a compression spring, when the electronic balance main body is used for weighing an article, the impact force of the falling article is transmitted to the push rod through the electronic balance main body, the push rod is positioned in the telescopic cavity, the compression spring is sleeved on the annular outer surface of the push rod, the upper end and the lower end of the compression spring are fixedly connected with the telescopic cavity and are transmitted to the push rod, the push rod moves upwards to force the compression spring to deform on the outer surface of the push rod, the impact force is absorbed, air in the telescopic cavity is compressed in the upward moving process of the push rod, the air passes through a one-way valve in the air pipe and blows the surface of the electronic balance main body through the air pipe, the impact force can be effectively absorbed when the electronic balance main body is impacted by the structure, internal components are protected, and the main body of the electronic balance main body can be blown and cleaned;
2. set up cleaning mechanism through the upper end surface at the electronic balance main part, cleaning mechanism mainly includes the pull rod, the connecting block, the slider, the spout, guide block and tensile spring user pulling pull rod make the pull rod use bull stick one as the upset of centre of a circle, in the upset, connecting block fixed connection's slider is at spout inside removal and relative rotation, the connecting block passes through the guide block under tensile spring's pulling and removes along the direction of guide way to the pull rod upset, the connecting block of removal can scrape the clearance to the surface of electronic balance main part through the scraper, make the user can scrape the clearance to its surface when the pulling pull rod carries the electronic balance main part through this structure.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is an overall structural view of the present invention;
FIG. 2 is a combined view of the shock absorbing mechanism and the cleaning mechanism of the present invention;
fig. 3 is a structural view of the main body of the electronic balance of the present invention;
FIG. 4 is a structural view of the cleaning mechanism of the present invention;
FIG. 5 is a view of the combination of the one-way valve and the air tube of the present invention;
FIG. 6 is an enlarged view taken at A of FIG. 3 in accordance with the present invention;
fig. 7 is a structural view of the drawbar of the present invention.
Description of reference numerals:
1. an electronic balance main body; 11. a guide groove; 2. a cleaning mechanism; 21. connecting blocks; 22. a pull rod; 23. a slider; 24. a chute; 25. a guide block; 26. a tension spring; 27. a first rotating rod; 28. a first rotary groove; 3. a damping mechanism; 31. a push rod; 32. a base; 33. a telescopic cavity; 34. an air pipe; 35. a compression spring; 4. a one-way valve; 41. a torsion spring; 42. a bearing block; 43. a receiving groove; 44. a second rotating rod; 45. and a second rotary groove.
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 to 7, the present invention provides a technical solution:
as shown in fig. 1 to 7, a novel anti-shock balance comprises an electronic balance body 1, a damping mechanism 3 is arranged on the outer surface of the lower end of the electronic balance body 1, a cleaning mechanism 2 is arranged on the outer surface of the upper end of the electronic balance body 1, and guide grooves 11 are symmetrically formed in the outer surfaces of the two sides of the electronic balance body 1.
The one-way valve 4 comprises a second rotating rod 44, a second rotating groove 45, a bearing block 42 and a bearing groove 43, the bearing groove 43 is formed in the annular inner surface of the air pipe 34, the bearing block 42 is located inside the bearing groove 43, the second rotating grooves 45 are symmetrically formed in the positions of the two sides of the inner surface of the bearing groove 43, the second rotating groove 45 is rotatably connected with the second rotating rod 44, one end, close to the bearing block 42, of the second rotating rod 44 is fixedly connected with the bearing block 42, the annular outer surface of the second rotating rod 44 is sleeved with a torsion spring 41, one end of the torsion spring 41 is fixedly connected with the second rotating groove 45, the other end of the torsion spring is fixedly connected with the bearing block 42, when the electronic main body 1 contacts with an article, pressure is transmitted to the compression spring 35 through the base 32 and the push rod 31, so that the compression spring 35 generates impact force when the article falls, the compression spring absorbs the force, the push rod 31 moves in the telescopic cavity 33, air inside the telescopic cavity 33 is compressed, the air blows the surface of the electronic main body 1 along the air pipe 34 through the single-way valve 4, zero-breaking of the surface of the balance is cleaned, when the balance is used, the balance body 22 is pulled to scrape the connecting block 21, and the pull rod 21 is pulled to the connecting block 11, and the pull rod is pulled to turn-over guide block 11.
Specifically, the transverse section of the slider 23 is in a circular structural design, the longitudinal sections of the slider 23 and the chute 24 are in a T-shaped structural design, the slider 23 and the chute 24 are matched with each other and are in sliding connection, the chute 24 is in a closed state, the connecting block 21 and the pull rod 22 are movably connected through the slider 23 and the chute 24, the bearing block 42 moves along the guide groove 11 through the guide block 25, and the pull rod 22 drives the connecting block 21 to move backwards along the guide groove 11 through the slider 23 and the chute 24 during re-overturning.
Specifically, the longitudinal section of guide block 25 and guide way 11 all is T shape structural design, and its mutual matching that corresponds, the equal fixedly connected with scraper of one side surface that the piece 42 of holding is close to electronic balance main part 1, connecting block 21 passes through guide way 11 and guide block 25 swing joint with electronic balance main part 1, through the motion of connecting block 21, drives the scraper motion and carries out the scraping clearance to electronic balance main part 1's surface, when rotating pull rod 22, realizes one-hand mobile electronic balance main part 1 through portable pull rod 22.
Specifically, the telescopic cavity 33 and the push rod 31 are both in a T-shaped structural design and are matched with each other correspondingly, and the gas in the gas pipe 34 is filled by the repeated movement of the push rod 31 and the telescopic cavity 33, so that the wind can frequently blow the electronic balance body 1.
Specifically, the cross sections of the first rotating rod 27 and the first rotating groove 28 are designed in a T-shaped structure and are matched with each other correspondingly, the pull rod 22 and the electronic balance main body 1 are connected with the first rotating groove 28 in a rotating mode through the first rotating rod 27, the pull rod 22 is overturned by taking the second rotating rod 44 as a circle center, and the connecting block 21 is moved while the pull rod 22 is overturned.
Specifically, the second rotating rod 44 and the second rotating groove 45 are correspondingly matched with each other, the one-way valves 4 are rotatably connected with the air pipe 34 through the second rotating rod 44 and the second rotating groove 45, the number of the one-way valves 4 is two, the one-way valves 4 enable air to flow in a one-way mode, the one-way valves 4 enable the air pipe 34 to convey air, and the other one-way valves 4 provide air inlet for the telescopic cavity 33.
The working principle is as follows: by arranging the damping mechanism 3 on the outer surface of the lower end of the electronic balance main body 1, the damping mechanism 3 mainly comprises a push rod 31, a telescopic cavity 33, an air pipe 34 and a compression spring 35, when an article is weighed, the falling impact force of the article is transmitted to the push rod 31 through the electronic balance main body 1, the push rod 31 is positioned in the telescopic cavity 33, the annular outer surface of the push rod 31 is sleeved with the compression spring 35, the upper end and the lower end of the compression spring 35 are fixedly connected with the telescopic cavity 33 and transmitted to the push rod 31, the push rod 31 moves upwards to force the compression spring 35 to deform on the outer surface of the push rod 31 to absorb the impact force, the air inside the telescopic chamber 33 is compressed during the upward movement of the push rod 31, so that the air passes through the one-way valve 4 inside the air tube 34 and blows the surface of the electronic balance body 1 through the air tube 34, by the structure, the electronic balance main body 1 can effectively absorb the impact force when being impacted by articles, protect internal components, the electronic balance main body 1 is cleaned by blowing, the cleaning mechanism 2 is arranged on the outer surface of the upper end of the electronic balance main body 1, the cleaning mechanism 2 mainly comprises a pull rod 22, a connecting block 21, a sliding block 23, a sliding groove 24, a guide block 25 and a tensile spring 26, a user pulls the pull rod 22 to enable the pull rod 22 to turn over by taking a rotating rod I27 as a circle center, while overturning, the sliding block 23 fixedly connected with the connecting block 21 moves in the sliding groove 24 and rotates relatively, the connecting block 21 is moved by the guide block 25 along the guide groove 11 in the direction of turning the pull rod 22 under the pulling of the tensile spring 26, the moving connecting block 21 can scrape and clean the surface of the electronic balance body 1 by a scraper, with this structure, the user can scrape and clean the surface of the electronic balance body 1 while pulling the pull rod 22 to carry the electronic balance body.
The using method comprises the following steps: the user puts article at electronic balance main part 1 upper end surface, article assault electronic balance main part 1, the impact force makes push rod 31 reciprocate in flexible chamber 33, force compression spring 35 to take place deformation and absorb the impact force, push rod 31 that reciprocates extrudees the air in flexible chamber 33, make it discharge along trachea 34, blow the clearance to electronic balance main part 1 surface, need place electronic balance main part 1 in the storage cabinet when using the completion, user pulling pull rod 22, pull rod 22 stirs, the external force that takes place the upset of pull rod 22 through slider 23 and the spout 24 relative rotation with connecting block 21 becomes the horizontal force with the guide way 11 is parallel, connecting block 21 moves along guide way 11, make connecting block 21 and electronic balance main part 1 take place relative displacement, scrape the clearance to the surface of electronic balance main part 1 through connecting block 21 fixed connection's scraper.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and these modifications or substitutions do not depart from the spirit of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a novel antidetonation balance, includes electronic balance main part (1), its characterized in that: the damping mechanism (3) is arranged on the outer surface of the lower end of the electronic balance main body (1), the cleaning mechanism (2) is arranged on the outer surface of the upper end of the electronic balance main body (1), and guide grooves (11) are symmetrically formed in the outer surfaces of the two sides of the electronic balance main body (1);
the damping mechanism (3) comprises a push rod (31), a telescopic cavity (33), an air pipe (34), a compression spring (35), a one-way valve (4) and a base (32), the telescopic cavity (33) is formed in the electronic balance main body (1), the push rod (31) is movably connected in the telescopic cavity (33), the outer surface of the lower end of the push rod (31) is fixedly connected with the base (32), the compression spring (35) is sleeved on the annular outer surface of the push rod (31), two ends of the compression spring (35) are fixedly connected with the telescopic cavity (33), the air pipe (34) is fixedly connected to the symmetrical positions of the outer surfaces of two sides of the electronic balance main body (1), the air pipe (34) is communicated with the telescopic cavity (33), and the one-way valve (4) is arranged at the position where the air pipe (34) is in contact with the telescopic cavity (33);
the cleaning mechanism (2) comprises a pull rod (22), a connecting block (21), a sliding block (23), a sliding groove (24), a guide block (25), a tensile spring (26), a first rotating rod (27) and a first rotating groove (28), the guide block (25) is movably connected in the guide groove (11), the outer surface of one side of the guide block (25) is fixedly connected with the connecting block (21), the outer surface of one side of the connecting block (21) is fixedly connected with the sliding block (23), the sliding block (23) is located in the pull rod (22), the sliding groove (24) is formed in the position, corresponding to the sliding block (23), of the pull rod (22), the tensile spring (26) is fixedly connected between the sliding block (23) and the sliding groove (24), one end of the tensile spring (26) is fixedly connected with the sliding block (23), the other end of the tensile spring is fixedly connected with the sliding groove (24), the outer surface of the other side of the pull rod (22) is provided with the first rotating groove (28), the first rotating groove (28) is rotatably connected with the rotating rod (27), and the outer surface of the other side of the rotating rod (27) is fixedly connected with the electronic balance main body (1);
the one-way valve (4) comprises a second rotating rod (44), a second rotating groove (45), a bearing block (42) and a bearing groove (43), wherein the bearing groove (43) is formed in the annular inner surface of the air pipe (34), the bearing block (42) is located inside the bearing groove (43), the second rotating groove (45) is symmetrically formed in the positions of the two sides of the inner surface of the bearing groove (43), the second rotating groove (45) is connected with the second rotating rod (44) in a rotating mode, one end, close to the bearing block (42), of the second rotating rod (44) is fixedly connected with the bearing block (42), the torsion spring (41) is sleeved on the annular outer surface of the second rotating rod (44), one end of the torsion spring (41) is fixedly connected with the second rotating groove (45), and the other end of the torsion spring is fixedly connected with the bearing block (42).
2. A novel anti-seismic balance according to claim 1, characterized in that: the transverse section of the sliding block (23) is in a circular structural design, the longitudinal sections of the sliding block (23) and the sliding groove (24) are in a T-shaped structural design, the sliding block (23) and the sliding groove (24) are matched with each other and are in sliding connection, the sliding groove (24) is in a closed state, and the connecting block (21) and the pull rod (22) are movably connected with the sliding groove (24) through the sliding block (23).
3. A novel anti-seismic balance according to claim 1, characterized in that: the longitudinal section of guide block (25) and guide way (11) all is T shape structural design, and its mutual matching that corresponds, the equal fixedly connected with scraper of one side surface that holds up piece (42) and be close to electronic balance main part (1), connecting block (21) and electronic balance main part (1) are through guide way (11) and guide block (25) swing joint.
4. A novel anti-seismic balance according to claim 1, characterized in that: the telescopic cavity (33) and the push rod (31) are both in T-shaped structural design and are matched with each other correspondingly.
5. A novel draft-resistant balance according to claim 1 wherein: the cross sections of the first rotating rod (27) and the first rotating groove (28) are in T-shaped structural design and are matched with each other correspondingly, and the pull rod (22) is rotatably connected with the electronic balance main body (1) through the first rotating rod (27) and the first rotating groove (28).
6. A novel anti-seismic balance according to claim 1, characterized in that: the rotating rod II (44) and the rotating groove II (45) are matched with each other correspondingly, the one-way valves (4) are rotatably connected with the air pipe (34) through the rotating rod II (44) and the rotating groove II (45), and the number of the one-way valves (4) is two.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011403417.4A CN112595406B (en) | 2020-12-04 | 2020-12-04 | Novel anti-seismic balance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011403417.4A CN112595406B (en) | 2020-12-04 | 2020-12-04 | Novel anti-seismic balance |
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| CN112595406A CN112595406A (en) | 2021-04-02 |
| CN112595406B true CN112595406B (en) | 2022-10-11 |
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