CN109520463A - Foil gauge safeguard structure - Google Patents
Foil gauge safeguard structure Download PDFInfo
- Publication number
- CN109520463A CN109520463A CN201811331509.9A CN201811331509A CN109520463A CN 109520463 A CN109520463 A CN 109520463A CN 201811331509 A CN201811331509 A CN 201811331509A CN 109520463 A CN109520463 A CN 109520463A
- Authority
- CN
- China
- Prior art keywords
- hole
- foil gauge
- flange
- pressing plate
- safeguard structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/32—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring the deformation in a solid
Abstract
The present invention relates to engineering machinery fields, disclose a kind of foil gauge safeguard structure, the foil gauge safeguard structure is for protecting the foil gauge being mounted on the surface of monitored part (50), foil gauge safeguard structure includes seal closure (10) and fixed part, seal closure includes main body (11) and the flange (12) positioned at the bottom of main body, the middle part of flange has central through hole (13), the bottom surface of flange is provided with sealing ring flexible, sealing ring is around central through hole, the bottom surface of flange is fitted on the surface of monitored part so that foil gauge is located in the region of central through hole, the fixed part can be fixed on the seal closure on the surface of the monitored part so that the sealing ring is pressed on the surface of the monitored part by the flange.Foil gauge safeguard structure provided by the present application being capable of effective protection foil gauge.
Description
Technical field
The present invention relates to engineering machinery fields, more particularly to a kind of foil gauge safeguard structure.
Background technique
Foil gauge is the element for the strain of measurement structure part being made of sensitive grid etc., and when use pastes it securely
On the measuring point of structural member.Foil gauge is after stickup, it is necessary to carry out protection appropriate, prevent it by external environment and people
The infringement of object, common protection method and device are undesirable to the protection effect of foil gauge at present, apply in the prevalence of protective agent
Protection intensity when smearing that the unreasonable oil-stain-preventing effect for causing foil gauge of mode is poor, and being hit to foil gauge is insufficient to ask
Topic.
Summary of the invention
The purpose of the invention is to overcome the problems, such as that foil gauge of the existing technology can not be effectively protected, mention
For a kind of foil gauge safeguard structure.
To achieve the goals above, the present invention provides a kind of foil gauge safeguard structure, and the foil gauge safeguard structure is for protecting
Protect the foil gauge that is mounted on the surface of monitored part, the foil gauge safeguard structure includes seal closure and fixed part, described close
Sealing cover includes main body and the flange positioned at the bottom of the main body, and the middle part of the flange has central through hole, the flange
Bottom surface is provided with sealing ring flexible, and for the sealing ring around the central through hole, the bottom surface of the flange is fitted in the quilt
It monitors on the surface of part so that the foil gauge is located in the region of the central through hole, the fixed part can be by the sealing
Cover is fixed on the surface of the monitored part so that the sealing ring is pressed on the surface of the monitored part by the flange
On.
Preferably, the fixed part includes mounting plate and pressing plate, and the surface of the monitored part is arranged in the mounting plate,
The pressing plate is mounted on two mounting plates so that the pressing plate is located at part between two mounting plates and described
Form the gap for accommodating the flange between pressing plate and the surface of the monitored part, the flange be compressed in it is described between
In gap.
Preferably, the fixed part includes the first fastener, is provided with blind hole on the flange, is provided on the pressing plate
First pressing plate through-hole, first fastener are bolt, and the first pressing plate through-hole matches with first fastener
Threaded hole, first fastener is through the first pressing plate through-hole and extend into the blind hole.
Preferably, the fixed part includes the second fastener, and the both ends of the pressing plate are provided with the second pressing plate through-hole, institute
It states and is provided with mounting plate through-hole on mounting plate, second fastener runs through the second pressing plate through-hole and the mounting plate through-hole
To connect the pressing plate and the mounting plate.
Preferably, the mounting plate is welded in the surface of the monitored part.
Preferably, the groove for installing the sealing ring is provided on the bottom surface of the flange, the groove is around institute
State central through hole setting.
Preferably, the opposite both ends of the flange are arranged in the blind hole.
Preferably, the seal closure and the pressing plate are Al-alloy parts.
Preferably, gasket is provided between the end of second fastener and the surface of the monitored part.
Preferably, it is provided with electrical connector through-hole in the main body, is provided with electrical waterproof on the electrical connector through-hole
The connecting line of connector, the foil gauge is drawn by the electrical waterproof connector.
Through the above technical solutions, since seal closure is fixed on the surface of monitored part by fixed part, to will answer
Become piece integral cover, the shock of other objects such as rubble, the particle of construction site can be effectively prevent, so that foil gauge energy
Enough adapt to the environment of construction site；And sealing ring is provided on the lower surface of flange, and since flange is pressed in monitored part
Surface on reason, enable sealing ring to be tightly attached to the surface of monitored part, to effectively play the work of waterproof and dustproof
With.
Detailed description of the invention
Fig. 1 is that foil gauge safeguard structure according to the preferred embodiment of the present invention is mounted on the surface of monitoring part to protect
Protect the schematic diagram of foil gauge；
Fig. 2 is the partial schematic diagram of the side view of Fig. 1；
Fig. 3 is the front view of the seal closure of the foil gauge safeguard structure of Fig. 1；
Fig. 4 is the side view of the seal closure of the foil gauge safeguard structure of Fig. 1；
Fig. 5 is the top view of the seal closure of the foil gauge safeguard structure of Fig. 1；
Fig. 6 is the bottom view of the seal closure of the foil gauge safeguard structure of Fig. 1；
Fig. 7 is the schematic diagram of the pressing plate of the foil gauge safeguard structure of Fig. 1；
Fig. 8 is the schematic diagram of the mounting plate of the foil gauge safeguard structure of Fig. 1.
Description of symbols
10- seal closure 11- main body 12- flange 13- central through hole 14- blind hole 15- groove
16- electrical connector through-hole 20- pressing plate 21- the first pressing plate through-hole 22- the second pressing plate through-hole
31- the first fastener 32- the second fastener 40- mounting plate 41- mounting plate through-hole
50- is monitored part
Specific embodiment
The application provides a kind of foil gauge safeguard structure, which is mounted on monitored part 50 for protecting
Surface on foil gauge, the foil gauge safeguard structure includes seal closure 10 and fixed part, and the seal closure 10 includes main body
11 and the flange 12 positioned at the bottom of the main body 11, the middle part of the flange has central through hole 13, the bottom of the flange 12
Face is provided with sealing ring flexible, and around the central through hole 13, the bottom surface of the flange 12 is fitted in described the sealing ring
So that the foil gauge is located in the region of the central through hole 13 on the surface of monitored part 50, the fixed part can be by institute
Seal closure 10 is stated to be fixed on the surface of the monitored part 50 so that the sealing ring is pressed on the quilt by the flange 12
On the surface for monitoring part 50.
Structure referring to fig. 1 and fig. 2, since seal closure is fixed on the surface of monitored part by fixed part, from
And by foil gauge integral cover, it can be effectively prevent the shock of other objects such as rubble, the particle of construction site, so that answering
Becoming piece can adapt to the environment of construction site；And sealing ring is provided on the lower surface of flange 12, and since flange is compressed in
Reason on the surface of monitored part, sealing ring can be tightly attached to the surface of monitored part 50 so that seal closure 10 play it is anti-
Water, dust-proof effect.
As shown in Figure 1, the fixed part includes mounting plate 40 and pressing plate 20, two mounting plates 40 are arranged in the quilt
The surface of part 50 is monitored, pressing plate 20 is mounted on two mounting plates 40, and two mounting plates 40 shown in figure support pressing plate 20
Opposite both ends are formed so that pressing plate 20 is located between the part between two mounting plates 40 and the surface of monitored part 50
Accommodate the gap of flange 12, flange 12 is compressed in gap so that flange 12 can squeeze be arranged on its bottom surface it is close
Seal.
In order to adjust the degree that flange 12 squeezes sealing ring, the fixed part includes the first fastener 31, the flange 12
On be provided with blind hole 14, be provided with the first pressing plate through-hole 21 on the pressing plate 20, first fastener 31 is bolt, described the
One pressing plate through-hole 21 is the threaded hole to match with first fastener 31, and first fastener 31 is through first pressure
Plate through-hole 21 is simultaneously extend into the blind hole 14.It is blind so as to adjust the extruding of the first fastener by screwing the first fastener 31
The degree in hole 14, to adjust the degree that flange 12 squeezes sealing ring.
With reference to structure shown in Fig. 2, the opposite sides of flange 12 is provided with a pressing plate 20, and two mounting plates 20 are distinguished
Support the opposite both ends of pressing plate 20, wherein mounting plate through-hole 41, mounting plate through-hole 41 and pressing plate 20 are provided on mounting plate 40
On the second pressing plate through-hole 22 align, enable the second fastener 32 logical through the second pressing plate through-hole 22 and mounting plate simultaneously
Hole 41 is to which pressing plate 20 to be mounted on mounting plate 40.Wherein, pressing plate 20 is preferably removably mounted on mounting plate 40, tool
Body, the second fastener 32 selects bolt, and the second pressing plate through-hole 22 is simple round holes, and mounting plate through-hole 41 is threaded hole, leads to
This structure is crossed, pressing plate 20 is limited on mounting plate 40 by bolt.Furthermore, it is possible to configure the thickness of mounting plate to be greater than flange
Thickness, by the degree for screwing the adjustable second fastener crush ribs of the second fastener 32.
Fig. 3 to Fig. 6 is the view at each visual angle of seal closure 10, from figure 5 it can be seen that flange 12 has blind hole 14
Two sides are wider, and in addition two sides are relatively narrow, and there are the two sides of blind hole 14 to be used to form contact with pressing plate 20 thus need enough width
Degree is suitable for installing pressing plate 20, and in addition it is more compact to design the relatively narrow layout for making safeguard structure for two sides.
Fig. 4 shows the electrical connector through-hole 16 in the main body of seal closure 10, foil gauge by electrical connector through-hole 16 with
Extraneous monitoring device electrical connection, wherein electrical waterproof connector is arranged on electrical connector through-hole 16, can prevent liquid from passing through
Electrical connector through-hole 16 penetrates into inside seal closure 10.Fig. 4 and Fig. 6 also shows the groove 15 being arranged on the bottom surface of flange 12,
Groove 15 is for accommodating sealing ring flexible, and when on the surface that flange 12 is pressed in monitored part 50, sealing ring 15 is squeezed
It is pressed on the surface of groove 15 and monitored part 50, to effectively play the effect of waterproof and dustproof.
Mounting plate 40 is arranged in by welding on the surface of monitored part 50, for example mounting plate 40 can select carbon
The connection type of steel, welding is relatively stable, to guarantee that stablizing for pressing plate 20 is installed.Certainly, all in order to avoid influencing foil gauge
Mounting plate 40 can also be arranged further from seal closure by the safeguard structure of the stress distribution enclosed, foil gauge provided by the present application
10, so that the monitoring of foil gauge may be adversely affected by preventing the welding of mounting plate 40.
If foil gauge fails, when needing replacing foil gauge, the bolt connection between pressing plate 20 and mounting plate 40 is released
Pressing plate 20 and 10 entirety of seal closure can be removed, foil gauge can be replaced, pressing plate 20 is reconnected after replacement
With mounting plate 40.
In order to protect the surface of monitored part, pad is provided between the end of the second fastener 32 and the surface of monitored part
Piece.
In addition, seal closure 10 and pressing plate 20 select Al-alloy parts, wherein the seal closure 10 of Al-alloy parts be can be effectively prevented
Fugitive dust, rubble and the shock of other objects under the environment of severe construction site is, it can be achieved that taking for construction machinery product structural member
It carries, meets site operation environment.
Fig. 7 shows the structure of the pressing plate 20 of the preferred embodiment of the application, wherein from one end to another on pressing plate 20
End is set gradually there are six through-hole, and being located in the middle two through-holes is for the first pressing plate through-hole 21 with flange 12, remaining is logical
Hole is the second pressing plate through-hole 22 for connecting with mounting plate 40.Fig. 8 shows the mounting plate of the preferred embodiment of the application
40 structure, there are four the mounting plate through-holes 41 for cooperating with pressing plate 20 for tool on mounting plate 40.
It is described the prefered embodiments of the present invention in detail above in conjunction with attached drawing, still, the present invention is not limited thereto.At this
It, can be with various simple variants of the technical solution of the present invention are made in the range of the technology design of invention.Including each particular technique
Feature is combined in any suitable manner.In order to avoid unnecessary repetition, the present invention is to various combinations of possible ways
No further explanation will be given.But it should also be regarded as the disclosure of the present invention for these simple variants and combination, belongs to the present invention
Protection scope.
Claims (10)
1. a kind of foil gauge safeguard structure, which is mounted on the surface of monitored part (50) for protecting
Foil gauge, which is characterized in that the foil gauge safeguard structure includes seal closure (10) and fixed part, and the seal closure (10) includes
The middle part of the flange (12) of main body (11) and the bottom positioned at the main body (11), the flange has central through hole (13), institute
The bottom surface for stating flange (12) is provided with sealing ring flexible, and the sealing ring is around the central through hole (13), the flange
(12) bottom surface is fitted on the surface of the monitored part (50) so that the foil gauge is located at the central through hole (13)
In region, the seal closure (10) can be fixed on the surface of the monitored part (50) so that described close by the fixed part
Seal is pressed on the surface of the monitored part (50) by the flange (12).
2. foil gauge safeguard structure according to claim 1, which is characterized in that the fixed part include mounting plate (40) and
Pressing plate (20), the mounting plate (40) are arranged on the surface of the monitored part (50), and the pressing plate (20) is mounted on two institutes
It states on mounting plate (40) so that the pressing plate (20) is located at part and the monitored part between two mounting plates (40)
(50) gap for accommodating the flange (12) is formed between surface, the flange (12) is extruded in the gap.
3. foil gauge safeguard structure according to claim 2, which is characterized in that the fixed part includes the first fastener
(31), it is provided with blind hole (14) on the flange (12), is provided with the first pressing plate through-hole (21) on the pressing plate (20), described
One fastener (31) is bolt, and the first pressing plate through-hole (21) is the threaded hole to match with first fastener (31),
First fastener (31) is through the first pressing plate through-hole (21) and extend into the blind hole (14).
4. foil gauge safeguard structure according to claim 2, which is characterized in that the fixed part includes the second fastener
(32), the both ends of the pressing plate are provided with the second pressing plate through-hole (22), are provided with mounting plate through-hole on the mounting plate (40)
(41), second fastener (32) is through the second pressing plate through-hole (22) and the mounting plate through-hole (41) described in connection
Pressing plate (20) and the mounting plate (40).
5. foil gauge safeguard structure according to claim 1, which is characterized in that the mounting plate (40) is welded in the quilt
Monitor the surface of part (50).
6. foil gauge safeguard structure according to claim 1, which is characterized in that be provided on the bottom surface of the flange (12)
For installing the groove (15) of the sealing ring, the groove (15) is arranged around the central through hole (13).
7. foil gauge safeguard structure according to claim 1, which is characterized in that the blind hole (14) is arranged in the flange
(12) opposite both ends.
8. foil gauge safeguard structure according to claim 1, which is characterized in that the seal closure (10) and the pressing plate
It (20) is Al-alloy parts.
9. foil gauge safeguard structure according to claim 4, which is characterized in that the end of second fastener (32) and
Gasket is provided between the surface of the monitored part (50).
10. foil gauge safeguard structure described in any one of -9 according to claim 1, which is characterized in that the main body (11)
On be provided with electrical connector through-hole (16), be provided with electrical waterproof connector, the foil gauge on the electrical connector through-hole (16)
Connecting line drawn by the electrical waterproof connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811331509.9A CN109520463A (en) | 2018-11-09 | 2018-11-09 | Foil gauge safeguard structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811331509.9A CN109520463A (en) | 2018-11-09 | 2018-11-09 | Foil gauge safeguard structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109520463A true CN109520463A (en) | 2019-03-26 |
Family
ID=65774207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811331509.9A Pending CN109520463A (en) | 2018-11-09 | 2018-11-09 | Foil gauge safeguard structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109520463A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070151357A1 (en) * | 2005-12-30 | 2007-07-05 | Kurtz Anthony D | Hermetically sealed displacement sensor apparatus |
| CN201463876U (en) * | 2009-03-06 | 2010-05-12 | 上海宝冶工程技术有限公司 | Strain foil protection structure suitable for field installation |
| CN103913260A (en) * | 2014-04-17 | 2014-07-09 | 西北工业大学 | Pressure testing sensor for resistance spot welding |
| CN203782747U (en) * | 2013-12-30 | 2014-08-20 | 上海市隧道工程轨道交通设计研究院 | Pressing part system used for immersed tube tunnel GINA water-stop |
| CN205785161U (en) * | 2016-05-24 | 2016-12-07 | 兰州交通大学 | A kind of temperature control subgrade soil deformation and frost-heave force tester |
| CN207351474U (en) * | 2017-08-28 | 2018-05-11 | 北京首钢冷轧薄板有限公司 | A kind of protective device of encoder |
| CN108709492A (en) * | 2018-08-24 | 2018-10-26 | 霍丁格包尔文(苏州)电子测量技术有限公司 | A kind of hermetically sealed strain gauge transducer |
-
2018
- 2018-11-09 CN CN201811331509.9A patent/CN109520463A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070151357A1 (en) * | 2005-12-30 | 2007-07-05 | Kurtz Anthony D | Hermetically sealed displacement sensor apparatus |
| CN201463876U (en) * | 2009-03-06 | 2010-05-12 | 上海宝冶工程技术有限公司 | Strain foil protection structure suitable for field installation |
| CN203782747U (en) * | 2013-12-30 | 2014-08-20 | 上海市隧道工程轨道交通设计研究院 | Pressing part system used for immersed tube tunnel GINA water-stop |
| CN103913260A (en) * | 2014-04-17 | 2014-07-09 | 西北工业大学 | Pressure testing sensor for resistance spot welding |
| CN205785161U (en) * | 2016-05-24 | 2016-12-07 | 兰州交通大学 | A kind of temperature control subgrade soil deformation and frost-heave force tester |
| CN207351474U (en) * | 2017-08-28 | 2018-05-11 | 北京首钢冷轧薄板有限公司 | A kind of protective device of encoder |
| CN108709492A (en) * | 2018-08-24 | 2018-10-26 | 霍丁格包尔文(苏州)电子测量技术有限公司 | A kind of hermetically sealed strain gauge transducer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190326 |