CN207866403U - Measure the sensor and its fixing bracket of suspension and support load - Google Patents
Measure the sensor and its fixing bracket of suspension and support load Download PDFInfo
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- CN207866403U CN207866403U CN201820039138.6U CN201820039138U CN207866403U CN 207866403 U CN207866403 U CN 207866403U CN 201820039138 U CN201820039138 U CN 201820039138U CN 207866403 U CN207866403 U CN 207866403U
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- support
- suspension
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- ring bodies
- seat
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Abstract
It is a kind of measure suspension and support load sensor include resilient support, four foil gauges, the resilient support includes ring bodies, two antislip bodies, ring bodies, anti-skidding body by integral forming, described two antislip bodies are located at the both sides of ring bodies, the surface of antislip body side is equipped with anti-skid chequer, to increase the frictional force between resilient support and suspension and support, four foil gauges are arranged on ring bodies, and four foil gauges are electrically connected in the way of Wheatstone bridge, wherein, two foil gauges are located on the inner wall of ring bodies, two foil gauges are located on the outer wall of ring bodies, and two foil gauges on the outer wall of two foil gauges and ring bodies on the inner wall of ring bodies face respectively, to measure the strain of suspension and support.The utility model also provides a kind of sensor fixing bracket facilitating installation and replacement sensor.
Description
Technical field
The utility model is related to testing techniques of equipment field more particularly to it is a kind of measure suspension and support load sensor and its
Fixing bracket.
Background technology
The boiler and pipeline in thermal power plant, are suspended on the girder steel of each steel frame construction, and middle interconnecting piece point is exactly branch
Hanger, i.e. one end are fixed on the girder steel of steel frame construction, the other end be orderly connected to or pipeline or boiler plant or operation in
The apparatus for generating thermal walking plays and bears weight, the important function of limiting displacement and control vibration, is each equipment safety fortune
Capable basis decides safety and the service life of boiler and its pipeline.
When measuring the load of suspension and support, at present generally by being manually detected, this detection mode, which compares, expends people
Power, simultaneously because can not accomplish to detect in real time, there is also larger security risks.Directly related sensor is bonded or is welded
It is connected on suspension and support, then when sensor goes wrong and needs replacing with regard to cumbersome, while being directly bonded or welded to branch
On hanger, the error of detection is also larger.
Invention content
In view of this, it is necessary to provide the sensors that a kind of measurement accurately measures suspension and support load.
It there is a need to and a kind of sensor fixing bracket facilitating installation and replacement sensor is provided.
It is a kind of measure suspension and support load sensor include resilient support, four foil gauges, the resilient support includes ring
Shape body, two antislip bodies, ring bodies, anti-skidding body by integral forming, described two antislip bodies are located at the both sides of ring bodies, anti-skidding
The surface of body side is equipped with anti-skid chequer, and to increase the frictional force between resilient support and suspension and support, four foil gauges are arranged in ring
On shape body, and four foil gauges are electrically connected in the way of Wheatstone bridge, wherein two foil gauges are located at the interior of ring bodies
On wall, two foil gauges are located on the outer wall of ring bodies, and the outer wall of two foil gauges and ring bodies on the inner wall of ring bodies
On two foil gauges face respectively, to measure the strain of suspension and support.
Preferably, the antislip body is the sheet of rectangle, and the surface of the side of antislip body is equipped with several strip projected parts, with shape
At anti-skid chequer, the strip shape body of one section of preset width is equipped between antislip body and ring bodies, so that antislip body and the firm company of ring bodies
It connects.
Preferably, the antislip body is equipped with mounting hole, and extraneous fixing device passes through the mounting hole on antislip body and consolidates
It is scheduled on suspension and support, to prevent resilient support from being relatively moved with suspension and support.
A kind of to facilitate the sensor fixing bracket of installation and replacement sensor include Fixing clamp-seat, two U-shaped cards tool, described
The inside of Fixing clamp-seat is equipped with resettlement groove, and sensor is arranged in resettlement groove, and the top of resettlement groove is arc, so as to suspension and support
It being fixedly connected, Fixing clamp-seat is internally provided with cavity, to place the extraneous integrated circuit board and power supply being connect with sensor,
Fixing clamp-seat is additionally provided with four through-holes, and the open end of U-shaped card tool successively passes through the through-hole of suspension and support and Fixing clamp-seat, U-shaped card tool
Open end be equipped with external screw thread, nut is set on open end, so that Fixing clamp-seat is fixedly connected with suspension and support.
Preferably, the Fixing clamp-seat includes box body and lid, and threaded hole is respectively equipped on the box body and lid, so that
Box body and lid are bolted to connection, and the extraneous integrated circuit board being connect with sensor and power supply are placed in box body
In.
Preferably, the Fixing clamp-seat is additionally provided with two threaded holes, and threaded hole is corresponding with the mounting hole of antislip body, bolt
Across the threaded hole of Fixing clamp-seat and the mounting hole of antislip body, to prevent resilient support from being relatively moved with suspension and support.
Advantageous effect：The sensor of the measurement suspension and support load of the utility model includes resilient support, four foil gauges.It is logical
The special construction of the utility model is crossed, the accuracy of detection of sensor can reach 2/1000ths, while coordinate the utility model
Sensor fixing bracket facilitates installation and replacement sensor, sensor also can preferably be protected, extends sensor
Service life.The sensor and its fixing bracket of the utility model can accomplish the real-time detection to suspension and support, improve equipment
Safety.
Description of the drawings
Fig. 1 is the structural schematic diagram of the sensor of the measurement suspension and support load of the utility model.
Fig. 2 is the plane structure chart of a better embodiment of the sensor of the measurement suspension and support load of the utility model.
Fig. 3 is that the planar structure of another better embodiment of the sensor of the measurement suspension and support load of the utility model is shown
It is intended to.
Fig. 4 is the location diagram of the sensor and suspension and support of the measurement suspension and support load of the utility model.
Fig. 5 is the location diagram of the Fixing clamp-seat and sensor of the utility model.
Fig. 6 is the annexation figure of the sensor fixing bracket and suspension and support of the utility model.
Fig. 7 is the connection relation plan view of the sensor fixing bracket and suspension and support of another better embodiment.
Fig. 8 is the connection relation plan view of the sensor fixing bracket and suspension and support of another better embodiment.
In figure：Sensor 10, resilient support 101, ring bodies 1011, antislip body 1012, anti-skid chequer 10121, mounting hole
10122, foil gauge 102, sensor fixing bracket 20, Fixing clamp-seat 201, resettlement groove 2011, box body 2012, lid 2013, U-shaped
Fixture 202, suspension and support 30.
Specific implementation mode
It, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is some embodiments of the utility model, for this
For the those of ordinary skill of field, without creative efforts, others are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 to Fig. 8 is please referred to, the sensor 10 for measuring 30 load of suspension and support includes 101, four foil gauges of resilient support
102, the resilient support 101 includes 1011, two antislip bodies 1012 of ring bodies, ring bodies 1011, the one of antislip body 1012 at
Type, described two antislip bodies 1012 are located at the both sides of ring bodies 1011, and the surface of 1012 side of antislip body is equipped with anti-skid chequer
10121, to increase the frictional force between resilient support 101 and suspension and support 30, four foil gauges 102 are arranged in ring bodies 1011
On, and four foil gauges 102 are electrically connected in the way of Wheatstone bridge, wherein two foil gauges 102 are located at ring bodies
On 1011 inner wall, two foil gauges 102 are located on the outer wall of ring bodies 1011, and two on the inner wall of ring bodies 1011 answer
Become piece 102 to face respectively with two foil gauges 102 on the outer wall of ring bodies 1011, to measure the strain of suspension and support 30.
Determine suspension and support 30 load because being known as：The microstrain ε of suspension and support 30, the diameter D of suspension and support 30, suspension and support
The length L of elastic modulus E, resilient support 101, due to the diameter of suspension and support 30, the elasticity modulus and resilient support of suspension and support 30
101 length can determine, therefore sensor 10 is only needed to detect that the microstrain of suspension and support 30 can calculate suspension and support
30 payload values.
In a better embodiment, four foil gauges 102 are answered according to the annular full-bridge in Wheatstone bridge, i.e., four
Becoming 102 method of piece and connects circuit, the circuit where the microstrain that suspension and support 30 generates can make foil gauge 102 generates pressure signal, with
The integrated circuit board that foil gauge 102 connects generates corresponding numerical value according to pressure signal.
In a better embodiment, the resilient support 101 is the good steel alloy of elasticity, such as 40CrNiMoA.It closes
Jin Gang can make the induction of foil gauge 202 sensitiveer as resilient support 101, if using the works such as the poor metal of elasticity
For the carrier of foil gauge 102, then detection error will be bigger.
Further, the antislip body 1012 is the sheet of rectangle, and the surface of the side of antislip body 1012 is equipped with several
Shape protrusion is equipped with the strip shape body of one section of preset width to form anti-skid chequer 10121 between antislip body 1012 and ring bodies 1011,
So that antislip body 1012 is bonded with ring bodies 1011.
Further, the antislip body 1012 is equipped with mounting hole 10122, and extraneous fixing device passes through antislip body 1012
On mounting hole 10122 and be fixed on suspension and support 30, to prevent resilient support 101 from being relatively moved with suspension and support 30.
It includes 201, two U-shaped card tools of Fixing clamp-seat to facilitate the sensor fixing bracket 20 of installation and replacement sensor 10
202, the inside of the Fixing clamp-seat 201 is equipped with resettlement groove 2011, and sensor 10 is arranged in resettlement groove 2011, resettlement groove 2011
Top be arc, to be fixedly connected with suspension and support 30, Fixing clamp-seat 201 is internally provided with cavity, with place it is extraneous with
The integrated circuit board that sensor 10 connects, Fixing clamp-seat 201 are additionally provided with four through-holes, and the open end of U-shaped card tool 202 successively passes through
The open end of the through-hole of suspension and support 30 and Fixing clamp-seat 201, U-shaped card tool 202 is equipped with external screw thread, and nut is set on open end,
So that Fixing clamp-seat 201 is fixedly connected with suspension and support 30.
In a better embodiment, sensor 10 may also be arranged on the outside of Fixing clamp-seat 201, due to Fixing clamp-seat
201 connect with suspension and support 30 it is very close, therefore suspension and support 30 and Fixing clamp-seat 201 can synchronous generation microstrain, to drive
Microstrain occurs for resilient support 101, so that sensor 10 generates voltage signal.
In another better embodiment, hold-down support is welded with suspension and support 30.
Further, the Fixing clamp-seat 201 includes box body 2012 and lid 2013, the box body 2012 and lid 2013
On be respectively equipped with threaded hole it is extraneous to be connect with sensor 10 so that box body 2012 and lid 2013 are bolted to connection
Integrated circuit board be placed in box body 2012.
Further, the Fixing clamp-seat 201 is additionally provided with two threaded holes, the mounting hole of threaded hole and antislip body 1012
10122 is corresponding, and bolt passes through the mounting hole 10122 of the threaded hole and antislip body 1012 of Fixing clamp-seat 201, to prevent elastic load
Body 101 is relatively moved with suspension and support 30.
Above disclosures are merely preferred embodiments of the utility model, with this utility model cannot be limited certainly
Interest field, those skilled in the art can understand all or part of the processes for realizing the above embodiment, and according to this reality
The equivalent variations made by novel claim, still fall within the scope of the utility model.
Claims (6)
1. a kind of sensor measuring suspension and support load, it is characterised in that：Including resilient support, four foil gauges, the elasticity
Carrier includes ring bodies, two antislip bodies, ring bodies, anti-skidding body by integral forming, and described two antislip bodies are located at ring bodies
Both sides, the surface of antislip body side is equipped with anti-skid chequer, to increase the frictional force between resilient support and suspension and support, four strains
Piece is arranged on ring bodies, and four foil gauges are electrically connected in the way of Wheatstone bridge, wherein two foil gauges are located at
On the inner wall of ring bodies, two foil gauges are located on the outer wall of ring bodies, and two foil gauges on the inner wall of ring bodies and ring
Two foil gauges on the outer wall of shape body face respectively, to measure the strain of suspension and support.
2. measuring the sensor of suspension and support load as described in claim 1, it is characterised in that：The antislip body is the piece of rectangle
The surface of shape, the side of antislip body is equipped with several strip projected parts, and to form anti-skid chequer, one section is equipped between antislip body and ring bodies
The strip shape body of preset width, so that antislip body is bonded with ring bodies.
3. measuring the sensor of suspension and support load as described in claim 1, it is characterised in that：The antislip body, which is equipped with, to be fixed
Hole, extraneous fixing device passes through the mounting hole on antislip body and is fixed on suspension and support, to prevent resilient support and suspension and support
It relatively moves.
4. a kind of sensor fixing bracket facilitating installation and replacement such as claims 1 to 3 any one sensor, feature exist
In：Including Fixing clamp-seat, two U-shaped card tools, the inside of the Fixing clamp-seat is equipped with resettlement groove, and sensor is arranged in resettlement groove
In, the top of resettlement groove is arc, and to be fixedly connected with suspension and support, Fixing clamp-seat is internally provided with cavity, to place the external world
The integrated circuit board and power supply that are connect with sensor, Fixing clamp-seat is additionally provided with four through-holes, and the open end of U-shaped card tool is successively
Across the through-hole of suspension and support and Fixing clamp-seat, the open end of U-shaped card tool is equipped with external screw thread, and nut is set on open end, so that
Fixing clamp-seat is fixedly connected with suspension and support.
5. sensor fixing bracket as claimed in claim 4, it is characterised in that：The Fixing clamp-seat includes box body and lid,
It is respectively equipped with threaded hole on the box body and lid, so that box body and lid are bolted to connection, extraneous and sensor
The integrated circuit board and power supply of connection are placed in box body.
6. sensor fixing bracket as claimed in claim 4, it is characterised in that：The Fixing clamp-seat is additionally provided with two screw threads
Hole, threaded hole is corresponding with the mounting hole of antislip body, and bolt passes through the mounting hole of the threaded hole and antislip body of Fixing clamp-seat, to prevent
Only resilient support is relatively moved with suspension and support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820039138.6U CN207866403U (en) | 2018-01-10 | 2018-01-10 | Measure the sensor and its fixing bracket of suspension and support load |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820039138.6U CN207866403U (en) | 2018-01-10 | 2018-01-10 | Measure the sensor and its fixing bracket of suspension and support load |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207866403U true CN207866403U (en) | 2018-09-14 |
Family
ID=63461272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820039138.6U Active CN207866403U (en) | 2018-01-10 | 2018-01-10 | Measure the sensor and its fixing bracket of suspension and support load |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207866403U (en) |
-
2018
- 2018-01-10 CN CN201820039138.6U patent/CN207866403U/en active Active
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