CN110987252B - Ceramic pressure sensor packaging structure - Google Patents
Ceramic pressure sensor packaging structure Download PDFInfo
- Publication number
- CN110987252B CN110987252B CN201911327288.2A CN201911327288A CN110987252B CN 110987252 B CN110987252 B CN 110987252B CN 201911327288 A CN201911327288 A CN 201911327288A CN 110987252 B CN110987252 B CN 110987252B
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- clamping
- sealing block
- rod
- sliding
- upper shell
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
- G01L1/22—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
- G01L1/225—Measuring circuits therefor
- G01L1/2262—Measuring circuits therefor involving simple electrical bridges
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/02—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning
- G01L9/04—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning of resistance-strain gauges
Abstract
The invention belongs to the technical field of sensors, and particularly relates to a ceramic pressure sensor packaging structure which comprises an upper shell and a lower shell, wherein a cavity is formed between the upper shell and the lower shell, a first sealing block and a second sealing block are respectively arranged at two ends of the upper shell and the lower shell, a clamping rod is arranged between the first sealing block and the second sealing block, two ends of the clamping rod respectively penetrate through the first sealing block and the second sealing block and are sleeved with a clamping ring, the clamping ring is in threaded connection with the clamping rod, sliding grooves are respectively formed in opposite side walls in the upper shell, sliding rods are respectively arranged in the two sliding grooves, two ends of each sliding rod are respectively and fixedly connected with the opposite side walls in the corresponding sliding groove, a clamping plate is slidably sleeved on each sliding rod, a rotating rod is arranged in each clamping plate, and the rotating rods are in threaded connection with the clamping plates. The packaging structure is simple to disassemble and operate, the working efficiency is improved, the parts in the sensor can be conveniently overhauled, and the service life of the parts is prolonged.
Description
Technical Field
The invention belongs to the technical field of sensors, and particularly relates to a ceramic pressure sensor packaging structure.
Background
The corrosion-resistant ceramic pressure sensor has no liquid transmission, pressure directly acts on the front surface of the ceramic diaphragm to make the diaphragm generate tiny deformation, the thick film resistor is printed on the back surface of the ceramic diaphragm to connect into a Wheatstone bridge (closed bridge), due to the piezoresistive effect of the piezoresistor, the bridge generates a voltage signal which is in direct proportion to the pressure, highly linear and in direct proportion to the excitation voltage, the standard signal is calibrated to be 2.0/3.0/3.3mV/V and the like according to the different pressure ranges, and the pressure sensor can be compatible with the strain sensor.
The existing ceramic pressure sensor has a complex packaging structure, and the packaging structure is convenient to disassemble and maintain, so that the using effect of the packaging structure is influenced.
Disclosure of Invention
The invention aims to provide a ceramic pressure sensor packaging structure, which aims to solve the problems that the existing ceramic pressure sensor packaging structure is complex and is convenient to disassemble and maintain in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a ceramic pressure sensor packaging structure comprises an upper shell and a lower shell, wherein a cavity is arranged between the upper shell and the lower shell, a first sealing block and a second sealing block are respectively arranged at two ends of the upper shell and the lower shell, a clamping rod is arranged between the first sealing block and the second sealing block, two ends of the clamping rod respectively penetrate through the first sealing block and the second sealing block and are sleeved with a clamping ring, the clamping ring is in threaded connection with the clamping rod, sliding grooves are respectively arranged on opposite side walls in the upper shell, sliding rods are respectively arranged in the two sliding grooves, two ends of each sliding rod are respectively fixedly connected with the opposite side walls in the sliding grooves, clamping plates are slidably sleeved on the sliding rods, rotating rods are arranged inside the clamping plates and are in threaded connection with the clamping plates, the upper ends of the rotating rods penetrate through the clamping plates and are connected with the upper shell and are provided with rotating handles, a base is fixedly connected with the bottom end in the lower shell, the utility model discloses a sensor, including base, runner, sensor, bracing piece, sensor groove, sensor cover, the upper end symmetry of base is equipped with two fixed blocks, the lower extreme of runner runs through splint and extends to in the fixed block, and rotates between runner and the fixed block to be connected, the top of base is equipped with places the board, the top of placing the board is equipped with the sensor body, a plurality of latch segments of top fixedly connected with of placing the board, be equipped with the locking mouth on the latch segment, the top of going up the casing is equipped with the opening that corresponds with the sensor body, a plurality of sliding sleeves of bottom fixedly connected with of placing the board, sliding insert in the sliding sleeve and be equipped with the bracing piece, the top of placing the board is equipped with the device groove that corresponds with the bracing piece, the interior bottom fixed connection in bracing piece and the device groove, the cover is equipped with the second spring on the bracing piece, the both ends of second spring respectively with sliding sleeve and device inslot wall fixed connection.
Preferably, one end of the support rod, which is positioned in the sliding sleeve, is fixedly connected with a limiting block.
Preferably, the rotating rod is fixedly sleeved with two limiting rings, and the two limiting rings are respectively positioned on two sides of the upper shell.
Preferably, a first spring is wound on the sliding rod and is positioned right above the clamping plate.
Preferably, the lower end of the clamping plate is provided with a rubber block, and the rubber block abuts against the sensor body.
Preferably, the lower end of the fixing block is provided with a locking screw for fixing the fixing block on the base.
Compared with the prior art, the invention has the beneficial effects that:
1. when needing to carry out inside part and overhauing, through rotating the snap ring to the pine take off, take out the kelly from first sealed piece and the sealed piece of second, will go up the casing and part with casing down, easy operation makes things convenient for inside part's maintenance, has prolonged life, has improved work efficiency. The packaging structure is simple to disassemble and operate, the working efficiency is improved, the parts in the sensor can be conveniently overhauled, and the service life of the parts is prolonged.
2. The arrangement of placing board and second spring can play certain elastic support effect to the sensor body, and the stopper can prevent that the bracing piece from droing in the sliding sleeve simultaneously, and the latch segment can conveniently be fixed the sensor body simultaneously.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the present invention at A.
In the figure: 1-splint, 2-spacing ring, 3-rotating handle, 4-rotating rod, 5-upper shell, 6-rubber block, 7-fixed block, 8-base, 9-sensor body, 10-locking block, 11-lower shell, 12-first spring, 13-sliding rod, 14-first sealing block, 15-second sealing block, 16-snap ring, 17-snap rod, 18-support rod, 19-sliding sleeve, 20-second spring, 21-spacing block, 22 placing 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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a ceramic pressure sensor packaging structure comprises an upper shell 5 and a lower shell 11, a cavity is arranged between the upper shell 5 and the lower shell 11, a first sealing block 14 and a second sealing block 15 are respectively arranged at two ends of the upper shell 5 and the lower shell 11, a clamping rod 17 is arranged between the first sealing block 14 and the second sealing block 15, two ends of the clamping rod 17 respectively penetrate through the first sealing block 14 and the second sealing block 15 and are sleeved with a clamping ring 16, the clamping ring 16 is in threaded connection with the clamping rod 17, when internal parts need to be overhauled, the clamping rod 17 is pulled away from the first sealing block 14 and the second sealing block 15 by rotating the clamping ring 16 to be loosened, the upper shell 5 and the lower shell 11 are separated, the operation is simple, the overhauling of the internal parts is facilitated, and the service life is prolonged;
the sensor comprises an upper shell 5, sliding grooves are formed in opposite side walls in the upper shell 5, sliding rods 13 are arranged in the two sliding grooves, two ends of each sliding rod 13 are fixedly connected with the corresponding side wall in the corresponding sliding groove respectively, a clamping plate 1 is sleeved on each sliding rod 13 in a sliding mode, a rotating rod 4 is arranged inside each clamping plate 1, each rotating rod 4 is in threaded connection with each clamping plate 1, the upper end of each rotating rod 4 penetrates through the corresponding clamping plate 1 and the corresponding upper shell 5 and is connected with a rotating handle 3, the rotating rods 4 are rotated through the rotating handles 3, the rotating rods 4 and the corresponding clamping plates 1 are in threaded action, the clamping plates 1 are enabled to move downwards, fixing of the sensor bodies 9 is achieved, position deviation of the sensor bodies 9 is prevented, use is affected, and a base 8 is fixedly connected to the bottom end in the lower shell 11 and used for supporting and placing plates 22;
the upper end of the base 8 is symmetrically provided with two fixed blocks 7, the lower end of the rotating rod 4 penetrates through the clamping plate 1 and extends into the fixed blocks 7, the rotating rod 4 is rotatably connected with the fixed blocks 7, a placing plate 22 is arranged above the base 8 and is used for preventing the sensor body 9, the top of the placing plate 22 is provided with the sensor body 9, the top of the placing plate 22 is fixedly connected with a plurality of locking blocks 10 which are convenient for fixing the sensor body 9, locking ports are arranged on the locking blocks 10, the top of the upper shell 5 is provided with through holes corresponding to the sensor body 9, the bottom of the placing plate 22 is fixedly connected with a plurality of sliding sleeves 19, supporting rods 18 are inserted in the sliding sleeves 19 and are used for supporting the placing plate 22, the top of the base 8 is provided with device grooves corresponding to the supporting rods 18, the supporting rods 18 are fixedly connected with the inner bottoms of the device grooves, the supporting rods 18 are sleeved with second springs 20, and two ends of the second springs 20 are respectively fixedly connected with the sliding sleeves 19 and the inner walls of the device grooves, the placing plate 22 is supported elastically;
one end fixedly connected with stopper 21 that bracing piece 18 is located sliding sleeve 19, the fixed cover is equipped with two spacing rings 2 on the bull stick 4, two spacing rings 2 are located the both sides of casing 5 respectively, around being equipped with first spring 12 on the slide bar 13, first spring 12 is located splint 1 directly over, splint 1's lower extreme is equipped with block rubber 6, block rubber 6 offsets with sensor body 9, prevent that excessive extrusion from causing sensor body 9 to damage, the lower extreme of fixed block 7 is equipped with the locking screw who fixes it on base 8.
The working principle is as follows: when needing to carry out the internals and overhauing, through rotating snap ring 16 to taking off, take out the kelly 17 from first sealed piece 14 and the sealed piece 15 of second, will go up casing 5 and casing 11 separately down, and the operation is simple, make things convenient for the internals's maintenance, and the service life is prolonged, and the work efficiency is improved, place the setting of board 22 and second spring 20, can play certain elastic support effect to sensor body 9, stopper 21 can prevent that bracing piece 18 from droing from sliding sleeve 19 simultaneously, and the latch segment 10 can conveniently be fixed sensor body 9 simultaneously.
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 (6)
1. The utility model provides a pottery pressure sensor packaging structure, includes casing (5) and casing (11) down, its characterized in that: the improved structure is characterized in that a cavity is arranged between the upper shell (5) and the lower shell (11), two ends of the upper shell (5) and the lower shell (11) are respectively provided with a first sealing block (14) and a second sealing block (15), a clamping rod (17) is arranged between the first sealing block (14) and the second sealing block (15), two ends of the clamping rod (17) respectively penetrate through the first sealing block (14) and the second sealing block (15) and are sleeved with a clamping ring (16), the clamping ring (16) is in threaded connection with the clamping rod (17), sliding grooves are respectively formed in opposite side walls in the upper shell (5), two sliding rods (13) are respectively arranged in the sliding grooves, two ends of the sliding rods (13) are respectively fixedly connected with opposite side walls in the sliding grooves, a clamping plate (1) is sleeved on the sliding rods (13), a rotating rod (4) is arranged in the clamping plate (1), and the rotating rod (4) is in threaded connection with the clamping plate (1), the upper end of the rotating rod (4) penetrates through the clamping plate (1) and the upper shell (5) and is connected with the rotating handle (3), the bottom end in the lower shell (11) is fixedly connected with the base (8), the upper end of the base (8) is symmetrically provided with two fixing blocks (7), the lower end of the rotating rod (4) penetrates through the clamping plate (1) and extends into the fixing blocks (7), the rotating rod (4) is rotatably connected with the fixing blocks (7), the placing plate (22) is arranged above the base (8), the top of the placing plate (22) is provided with the sensor body (9), the top of the placing plate (22) is fixedly connected with a plurality of locking blocks (10), locking ports are formed in the locking blocks (10), the top of the upper shell (5) is provided with through ports corresponding to the sensor body (9), and the bottom of the placing plate (22) is fixedly connected with a plurality of sliding sleeves (19), the utility model discloses a support device, including sliding sleeve (19), bracing piece (18), base (8), bracing piece (18), the top of base (8) is equipped with the device groove that corresponds with bracing piece (18), bracing piece (18) and the interior bottom fixed connection in device groove, the cover is equipped with second spring (20) on bracing piece (18), the both ends of second spring (20) respectively with sliding sleeve (19) and device inslot wall fixed connection.
2. The ceramic pressure sensor package structure of claim 1, wherein: one end of the support rod (18) located in the sliding sleeve (19) is fixedly connected with a limiting block (21).
3. The ceramic pressure sensor package structure of claim 1, wherein: the rotating rod (4) is fixedly sleeved with two limiting rings (2), and the two limiting rings (2) are respectively positioned on two sides of the upper shell (5).
4. The ceramic pressure sensor package structure of claim 1, wherein: the sliding rod (13) is wound with a first spring (12), and the first spring (12) is positioned right above the clamping plate (1).
5. The ceramic pressure sensor package structure of claim 1, wherein: the lower extreme of splint (1) is equipped with rubber block (6), rubber block (6) offset with sensor body (9).
6. The ceramic pressure sensor package structure of claim 1, wherein: and the lower end of the fixed block (7) is provided with a locking screw for fixing the fixed block on the base (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911327288.2A CN110987252B (en) | 2019-12-20 | 2019-12-20 | Ceramic pressure sensor packaging structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911327288.2A CN110987252B (en) | 2019-12-20 | 2019-12-20 | Ceramic pressure sensor packaging structure |
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| Publication Number | Publication Date |
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| CN110987252A CN110987252A (en) | 2020-04-10 |
| CN110987252B true CN110987252B (en) | 2021-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911327288.2A Active CN110987252B (en) | 2019-12-20 | 2019-12-20 | Ceramic pressure sensor packaging structure |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112284574B (en) * | 2020-09-30 | 2022-01-14 | 深圳信息职业技术学院 | Pressure sensor packaging structure capable of being packaged and formed at one time |
| CN114878063B (en) * | 2022-04-12 | 2024-03-15 | 中国第一汽车股份有限公司 | Automobile pressure sensor assembly device |
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| CN206832932U (en) * | 2017-06-02 | 2018-01-02 | 重庆能源职业学院 | A kind of sensing device of intelligent grid |
| CN207147676U (en) * | 2017-09-26 | 2018-03-27 | 中北大学 | A kind of ceramic pressure sensor encapsulating structure |
| CN207535811U (en) * | 2017-11-09 | 2018-06-26 | 绍兴市红彤农业发展有限公司 | A kind of locking understructure of automobile shock sensor |
| CN208399057U (en) * | 2018-08-02 | 2019-01-18 | 上海铭控传感技术有限公司 | A kind of novel encapsulated device of ceramic sensor element |
| CN209328899U (en) * | 2018-12-19 | 2019-08-30 | 积高电子(无锡)有限公司 | Applied to cmos image sensor ceramics PGA adjustable sealing clamps |
| CN209673123U (en) * | 2019-02-19 | 2019-11-22 | 东台施迈尔新材料科技有限公司 | A kind of ceramic shell of sensor |
-
2019
- 2019-12-20 CN CN201911327288.2A patent/CN110987252B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206832932U (en) * | 2017-06-02 | 2018-01-02 | 重庆能源职业学院 | A kind of sensing device of intelligent grid |
| CN207147676U (en) * | 2017-09-26 | 2018-03-27 | 中北大学 | A kind of ceramic pressure sensor encapsulating structure |
| CN207535811U (en) * | 2017-11-09 | 2018-06-26 | 绍兴市红彤农业发展有限公司 | A kind of locking understructure of automobile shock sensor |
| CN208399057U (en) * | 2018-08-02 | 2019-01-18 | 上海铭控传感技术有限公司 | A kind of novel encapsulated device of ceramic sensor element |
| CN209328899U (en) * | 2018-12-19 | 2019-08-30 | 积高电子(无锡)有限公司 | Applied to cmos image sensor ceramics PGA adjustable sealing clamps |
| CN209673123U (en) * | 2019-02-19 | 2019-11-22 | 东台施迈尔新材料科技有限公司 | A kind of ceramic shell of sensor |
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| CN110987252A (en) | 2020-04-10 |
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