CN115979485A - Hyperbolic beam high-precision force sensor - Google Patents
Hyperbolic beam high-precision force sensor Download PDFInfo
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- CN115979485A CN115979485A CN202211726874.6A CN202211726874A CN115979485A CN 115979485 A CN115979485 A CN 115979485A CN 202211726874 A CN202211726874 A CN 202211726874A CN 115979485 A CN115979485 A CN 115979485A
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- force sensor
- beam high
- measuring box
- positioning insertion
- precision force
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The invention discloses a hyperbolic beam high-precision force sensor, which relates to the technical field of sensors and comprises a base and a measuring box arranged above the base, wherein the measuring box and the base are detachably connected through an installation part, an installation cavity is arranged in the measuring box, a sensor body for detecting force is arranged in the installation cavity, and a buffer cushion is arranged at the detection end of the lower side of the sensor body.
Description
Technical Field
The invention relates to the technical field of sensors, in particular to a hyperbolic beam high-precision force 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. The sensor is characterized in that: the novel force sensor is miniaturized, digitalization, intellectualization, multifunctionalization, systematization and networking, the like products on the market can not prevent dust from entering the sensor main body when in use, and can not prevent the sensor main body from deviating when in use, on the basis, the patent with the prior patent publication No. CN216483635U discloses a high-precision force sensor, an internal thread connection protection barrel is screwed on an external thread connection base ring, a limit embedded ring is simultaneously inserted between a second limit seat ring and the internal thread connection protection barrel, then the sensor main body with the external thread connection sleeve is screwed in the internal thread connection protection barrel, so that the connection between the sensor main body and a hydraulic jack lifting shaft is completed, the sensor main body is stable in the use process and is not easy to deviate, the detection precision of the sensor main body is further ensured, the use effect is better, but the detected force of the product is only the actually acquired force when in use, the force cannot be further processed, for example, the force is amplified, and the data outside the measurement range can also be accurately measured.
Based on this, provide a hyperbolic roof beam high accuracy force transducer now, can eliminate the drawback that current device exists.
Disclosure of Invention
The invention aims to provide a hyperbolic beam high-precision force sensor to solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a hyperbolic roof beam high accuracy force sensor, includes the base and sets up the measuring box in its top, can dismantle the connection through the installed part between measuring box and the base, the measuring box inside is equipped with an installation cavity, be equipped with a sensor body that is used for detecting power in the installation cavity, the sense terminal of sensor body downside is equipped with a blotter, the blotter adopts rubber materials to make, just so can adsorb the impact in the twinkling of an eye that detects, help guaranteeing the life of product, measuring box upper end outside slip cover is equipped with a lag, the lag upper end is equipped with two doubly curved roof beams, doubly curved roof beam passes through the fix with screw on the lag, the lag inboard is equipped with the lever drive unit who is used for producing the effect to the sensor body.
On the basis of the technical scheme, the invention also provides the following optional technical scheme:
in one alternative: the lever transmission unit comprises two vertically arranged fulcrum rods, a lever is arranged at the upper end of each fulcrum rod in a rotating mode, one end of each lever is fixedly connected with the bottom of the mounting cavity through a second spring, the fulcrum rods are arranged at the positions of at least one third of the positions of the second springs, a transmission sliding groove is formed in the surface of the measuring box where the lever is located, a poking plate is arranged on the inner side of the protecting sleeve where the transmission sliding groove is located, and the poking plates are in abutting contact with the upper sides of the levers.
In one alternative: the width of the poking plate is smaller than that of the cushion pad.
In one alternative: the measuring box top is equipped with a plurality of first spring, first spring is connected fixedly with the interior top of lag.
In one alternative: the upper end of the measuring box is provided with a plurality of through holes, and the through holes are communicated with the inner cavity of the protective sleeve.
In one alternative: the outer side of the lower end of the protective sleeve is provided with a sealing ring, and the outer side of the measuring box where the sealing ring is located is provided with a sealing surface, so that the sealing property between the protective sleeve and the measuring box can be ensured.
In one alternative: the sensor comprises a sensor body and is characterized in that a mounting seat is arranged at the top of a mounting cavity where the sensor body is located, a connecting hole convenient for mounting the sensor body is formed in the end portion of the mounting seat, and the connecting hole is in threaded connection with the sensor body.
In one alternative: the installed part is including setting up the reference column at measuring case lower extreme intermediate position, reference column lower extreme bilateral symmetry is equipped with the location jack, the base upper end is equipped with a fixed cassette, fixed cassette upper end is seted up and is convenient for reference column male jack, the inside a plurality of location inserted block that is equipped with of jack, the location inserted block cooperatees with the location jack, the location inserted block is connected and is used for driving the two relative slip's screw thread regulating part.
In one alternative: the thread adjusting piece comprises a guide inner cavity arranged inside the fixed clamping seat, the positioning insertion block is arranged in a sliding mode with the guide inner cavity, and the outer side of the positioning insertion block is connected with the upper end of the threaded sliding block. The lower end of the threaded sliding block is arranged at the bottom of the guide inner cavity in a sliding mode, the middle of the guide inner cavity is horizontally provided with a locking bolt, the locking bolt is provided with a threaded transmission area in threaded fit with the two threaded sliding blocks, one end of the locking bolt is rotatably connected with the inner wall of the guide inner cavity, and the other end of the locking bolt penetrates through the fixing clamping seat to be fixedly connected with the adjusting knob, so that the locking bolt can be driven to rotate through the adjusting knob.
In one alternative: the outside of the adjusting knob is provided with angle scales for providing reference for adjustment.
Compared with the prior art, the invention has the following beneficial effects:
the invention designs aiming at the defects of the prior device, amplifies the measured force by utilizing the lever principle, thereby improving the measurement precision, arranging the buffer structure at the measuring end, avoiding the instant impact generated by the force from damaging the sensor, arranging the sealing ring, and leading the whole measuring part to be in a relatively closed environment, avoiding the interference of external humidity and dust, and further ensuring the measurement precision.
Drawings
FIG. 1 is a schematic view of the present invention.
Fig. 2 is a schematic view of the internal structure of the present invention.
Fig. 3 is a schematic view of the inside structure of the measuring chamber of the present invention.
Notations for reference numerals: the sensor comprises a base 11, an adjusting knob 12, a positioning column 13, a measuring box 14, a cushion pad 15, a lever 16, a sensor body 17, a first spring 18, a double-curved beam 19, a protective sleeve 20, a mounting seat 21, a transmission sliding groove 22, a poking plate 23, a sealing ring 24, a fulcrum rod 25, a second spring 26, a locking bolt 27, a positioning insertion hole 28, a positioning insertion block 29, a threaded sliding block 30 and a fixing clamping seat 31.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.
In one embodiment, as shown in fig. 1 to 3, a hyperbolic beam high-precision force sensor includes a base 11 and a measuring box 14 disposed above the base 11, the measuring box 14 and the base 11 are detachably connected through a mounting member, a mounting chamber is disposed inside the measuring box 14, a sensor body 17 for detecting force is disposed in the mounting chamber, a buffer pad 15 is disposed at a detection end of a lower side of the sensor body 17, the buffer pad 15 is made of a rubber material, so that instant impact of detection can be absorbed, and service life of a product can be guaranteed, a protective sleeve 20 is slidably sleeved outside an upper end of the measuring box 14, two hyperbolic beams 19 are disposed at an upper end of the protective sleeve 20, the hyperbolic beams 19 are fixed on the protective sleeve 20 through screws, a lever transmission unit for acting on the sensor body 17 is disposed inside the protective sleeve 20, and force applied to the hyperbolic beams 19 can be transmitted to the sensor body 17 in an amplified manner through the lever transmission unit, so that detection precision of the sensor body 17 is guaranteed;
the lever transmission unit comprises two vertically arranged fulcrum rods 25, a lever 16 is rotatably arranged at the upper end of each fulcrum rod 25, one end of each lever 16 is fixedly connected with the bottom of the installation chamber through a second spring 26, the fulcrum rods 25 are arranged at least one third of the position of the second spring 26, a transmission sliding groove 22 is formed in the surface of the measurement box 14 where the lever 16 is arranged, a poking plate 23 is arranged on the inner side of the protection sleeve 20 where the transmission sliding groove 22 is arranged, the poking plate 23 is in abutting contact with the upper side of the lever 16, so that when the double-bent-beam 19 is stressed in actual use, the double-bent-beam 19 acts on the protection sleeve 20, the protection sleeve 20 slides downwards along the measurement box 14, the poking plate 23 connected with the protection sleeve 20 can move downwards along the transmission sliding groove 22, the transmission sliding groove 22 generates a downward pushing force on the end of the lever 16, and the other end of the lever 16 can move upwards so as to extrude the detection end of the sensor body 17;
the lever design can amplify the initial value of the detected force, so that the detection precision is increased;
the top of the measurement box 14 is provided with a plurality of first springs 18, and the first springs 18 are fixedly connected with the inner top of the protective sleeve 20, so that the initial distance between the protective sleeve 20 and the measurement box 14 can be maintained;
the upper end of the measuring box 14 is provided with a plurality of through holes which are communicated with the inner cavity of the protective sleeve 20, so that a negative pressure state is not formed when the protective sleeve 20 moves, and the detection precision is ensured;
a sealing ring 24 is arranged on the outer side of the lower end of the protecting sleeve 20, and a sealing surface is arranged on the outer side of the measuring box 14 where the sealing ring 24 is located, so that the sealing property between the protecting sleeve 20 and the measuring box 14 can be ensured, dust is prevented from entering an installation chamber, and the detection precision is further ensured;
the top of the installation cavity where the sensor body 17 is located is provided with an installation seat 21, the end part of the installation seat 21 is provided with a connection hole facilitating installation of the sensor body 17, and the connection hole is in threaded connection with the sensor body 17, so that the sensor body 17 is convenient to disassemble, assemble and fix, and replacement at a later stage is convenient;
the mounting part comprises a positioning column 13 arranged in the middle of the lower end of the measuring box 14, positioning insertion holes 28 are symmetrically formed in two sides of the lower end of the positioning column 13, a fixed clamping seat 31 is arranged at the upper end of the base 11, an insertion hole for the positioning column 13 to be inserted into is formed in the upper end of the fixed clamping seat 31, a plurality of positioning insertion blocks 29 are arranged in the insertion hole, the positioning insertion blocks 29 are matched with the positioning insertion holes 28, the positioning insertion blocks 29 are connected with a thread adjusting part for driving the two positioning insertion blocks to slide relatively, the two positioning insertion blocks 29 are driven to approach through the thread adjusting part, so that the positioning insertion blocks 29 are embedded into the positioning insertion holes 28, and the positioning column 13 is locked;
the thread adjusting piece comprises a guide inner cavity arranged inside a fixed clamping seat 31, the positioning insertion block 29 and the guide inner cavity are arranged in a sliding mode, and the outer side of the positioning insertion block 29 is connected with the upper end of the thread sliding block 30. The lower end of the threaded slider 30 is arranged at the bottom of the guide inner cavity in a sliding manner, a locking bolt 27 is horizontally arranged in the guide inner cavity, a threaded transmission area in threaded fit with the two threaded sliders 30 is arranged on the locking bolt 27, one end of the locking bolt 27 is rotatably connected with the inner wall of the guide inner cavity, and the other end of the locking bolt 27 penetrates through the fixing clamping seat 31 to be fixedly connected with the adjusting knob 12, so that the locking bolt 27 can be driven to rotate by the adjusting knob 12, the locking bolt 27 and the threaded slider 30 relatively rotate, and power is provided for pushing the threaded slider 30;
the embodiment above discloses a hyperbolic beam high accuracy force transducer, wherein, when in actual use, through the installed part, fix measuring box 14 in base 11 upper end, when doubly curved roof beam 19 atress, doubly curved roof beam 19 produces the effect to lag 20, lag 20 slides down along measuring box 14, the driver plate 23 of being connected with lag 20 can move down along transmission spout 22, transmission spout 22 produces decurrent driving force to lever 16 tip, the lever 16 other end can upwards move like this, thereby extrude the sense terminal of sensor body 17, blotter 15 atress can take place the deformation, thereby transmit the force to sensor body 17, when lag 20 slides up and down along the measuring box 14 outside, sealing washer 24 and the measuring box 14 outside slide seal, avoid the dust to get into the detection position, the accuracy of detection has been guaranteed, here utilize lever principle to amplify the power that detects, thereby make measurement accuracy improve.
The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present disclosure, and shall cover the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (10)
1. A hyperbolic beam high-precision force sensor comprises a base (11) and a measuring box (14) arranged above the base, wherein the measuring box (14) is detachably connected with the base (11) through a mounting piece;
the device is characterized in that an installation chamber is arranged in the measuring box (14), a sensor body (17) for detecting force is arranged in the installation chamber, a buffer cushion (15) is arranged at the detection end of the lower side of the sensor body (17), and the buffer cushion (15) is made of rubber materials;
the sensor is characterized in that a protective sleeve (20) is slidably sleeved on the outer side of the upper end of the measuring box (14), two double-bent beams (19) are arranged at the upper end of the protective sleeve (20), the double-bent beams (19) are fixed on the protective sleeve (20) through screws, and a lever transmission unit for acting on the sensor body (17) is arranged on the inner side of the protective sleeve (20).
2. The hyperbolic beam high-precision force sensor is characterized in that the lever transmission unit comprises two vertically arranged fulcrum rods (25), a lever (16) is rotatably arranged at the upper end of each fulcrum rod (25), one end of each lever (16) is fixedly connected with the bottom of the installation chamber through a second spring (26), the fulcrum rods (25) are arranged at least one third of the positions of the second springs (26), a transmission chute (22) is formed in the surface of the measurement box (14) where the lever (16) is arranged, a poking plate (23) is arranged on the inner side of the protective sleeve (20) where the transmission chute (22) is arranged, and the poking plate (23) is in pressing contact with the upper sides of the levers (16).
3. Hyperbolic beam high-precision force sensor according to claim 2, characterized in that the width of the toggle plate (23) is smaller than the width of the cushion pad (15).
4. The hyperbolic beam high-precision force sensor according to claim 1, characterized in that a plurality of first springs (18) are arranged on the top of the measuring box (14), and the first springs (18) are fixedly connected with the inner top of the protective sleeve (20).
5. The hyperbolic beam high-precision force sensor according to claim 4, wherein a plurality of through holes are formed in the upper end of the measuring box (14), and the through holes are communicated with the inner cavity of the protective sleeve (20).
6. Double curved beam high accuracy force sensor according to claim 1, characterized in that a sealing ring (24) is provided on the outside of the lower end of the protective cover (20), and a sealing surface is provided on the outside of the measuring chamber (14) where the sealing ring (24) is located, so that the sealing between the protective cover (20) and the measuring chamber (14) is ensured.
7. The hyperbolic beam high-precision force sensor according to claim 1, wherein a mounting seat (21) is arranged at the top of a mounting cavity where the sensor body (17) is located, a connecting hole facilitating mounting of the sensor body (17) is formed in the end portion of the mounting seat (21), and the connecting hole is in threaded connection with the sensor body (17).
8. The hyperbolic beam high-precision force sensor is characterized in that the mounting part comprises a positioning column (13) arranged in the middle of the lower end of the measuring box (14), positioning insertion holes (28) are symmetrically formed in two sides of the lower end of the positioning column (13), a fixed clamping seat (31) is arranged at the upper end of the base (11), an insertion hole for the positioning column (13) to be inserted into is formed in the upper end of the fixed clamping seat (31), a plurality of positioning insertion blocks (29) are arranged inside the insertion hole, the positioning insertion blocks (29) are matched with the positioning insertion holes (28), and the positioning insertion blocks (29) are connected with a threaded adjusting part for driving the positioning insertion blocks and the positioning insertion blocks to slide relatively.
9. The hyperbolic beam high-precision force sensor is characterized in that the thread adjusting piece comprises a guide inner cavity arranged inside a fixed clamping seat (31), the positioning insertion block (29) is arranged in the guide inner cavity in a sliding manner, the outer side of the positioning insertion block (29) is connected with the upper end of a thread sliding block (30), the lower end of the thread sliding block (30) is arranged in the guide inner cavity in a sliding manner, a locking bolt (27) is horizontally arranged in the guide inner cavity, a thread transmission area in thread fit with the two thread sliding blocks (30) is arranged on the locking bolt (27), one end of the locking bolt (27) is rotatably connected with the inner wall of the guide inner cavity, and the other end of the locking bolt (27) penetrates through the fixed clamping seat (31) to be fixedly connected with an adjusting knob (12), so that the locking bolt (27) can be driven to rotate by the adjusting knob (12).
10. The hyperbolic beam high-precision force sensor according to claim 9, characterized in that an angle scale is arranged on the outer side of the adjusting knob (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211726874.6A CN115979485A (en) | 2022-12-30 | 2022-12-30 | Hyperbolic beam high-precision force sensor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211726874.6A CN115979485A (en) | 2022-12-30 | 2022-12-30 | Hyperbolic beam high-precision force sensor |
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| Publication Number | Publication Date |
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| CN115979485A true CN115979485A (en) | 2023-04-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211726874.6A Pending CN115979485A (en) | 2022-12-30 | 2022-12-30 | Hyperbolic beam high-precision force sensor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117147034A (en) * | 2023-10-23 | 2023-12-01 | 吉赛思(深圳)传感器有限公司 | High-precision force transducer structure |
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2022
- 2022-12-30 CN CN202211726874.6A patent/CN115979485A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117147034A (en) * | 2023-10-23 | 2023-12-01 | 吉赛思(深圳)传感器有限公司 | High-precision force transducer structure |
| CN117147034B (en) * | 2023-10-23 | 2024-02-20 | 吉赛思(深圳)传感器有限公司 | High-precision force transducer structure |
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