CN219935538U - Pressure detection device - Google Patents
Pressure detection device Download PDFInfo
- Publication number
- CN219935538U CN219935538U CN202320964693.0U CN202320964693U CN219935538U CN 219935538 U CN219935538 U CN 219935538U CN 202320964693 U CN202320964693 U CN 202320964693U CN 219935538 U CN219935538 U CN 219935538U
- Authority
- CN
- China
- Prior art keywords
- receiving plate
- pressure receiving
- pressure
- liquid level
- hydraulic cylinder
- 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.)
- Active
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 25
- 238000009434 installation Methods 0.000 claims abstract description 22
- 238000006073 displacement reaction Methods 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims description 30
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 239000011521 glass Substances 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 230000005012 migration Effects 0.000 claims description 2
- 238000013508 migration Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
Landscapes
- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses a pressure detection device, and relates to the technical field of detection devices. The utility model comprises an installation box with an opening at the top, wherein a pressure receiving plate is arranged at the opening of the installation box, the installation box is connected with the pressure receiving plate through an elastic bearing piece, a detection piece is further connected between the installation box and the pressure receiving plate, a free end is arranged on the detection piece, and when the pressure is applied to a certain position at the top of the pressure receiving plate, the whole body of the pressure receiving plate is forced to downwards displace or the local position is downwards deflected, the displacement degree or the deflection degree can be displayed on the free end. According to the utility model, when any part of the top of the pressure receiving plate is stressed and pressed down, the downward moving distance of the pressure receiving plate can be displayed on the detection part, namely the stress degree of the pressure receiving plate can be displayed, and the pressure receiving plate can be visually seen through naked eyes.
Description
Technical Field
The utility model relates to the technical field of detection devices, in particular to a pressure detection device.
Background
At present, problems occurring to a road surface, such as road surface cracks, road surface water seepage, road surface unevenness, road surface looseness and the like, can bring adverse effects to drivers and passengers in the driving process, so that a detection device department is required to detect the road regularly, road surface pressure detection is one of the problems, in the prior art, a pressure strain gauge is generally buried in the road surface, the pressure strain gauge is driven to deform when the road surface is pressed, and then the resistance change of the strain gauge is converted into an electric signal according to the deformation degree to be displayed on an instrument, and the defect of the method is that: the strain gauge is not densely paved to traverse the whole pavement, and a large gap exists between the strain gauge and the whole pavement, so that the pressure at the gap can not be detected, and the detected data is inaccurate.
Disclosure of Invention
The utility model aims at: the utility model provides a pressure detection device for solving the problem of inaccurate detection of the degree of pavement compression.
The utility model adopts the following technical scheme for realizing the purposes:
the utility model provides a pressure detection device, includes that the top is open-ended install bin, the opening part of install bin is equipped with the pressure receiving plate, pressure receiving plate length flushes with road surface width, the install bin with connect through having elastic bearing piece between the pressure receiving plate, the install bin with still be connected with the detection piece between the pressure receiving plate, be equipped with the free end on the detection piece, works as pressure receiving plate top is forced self whole to take place decurrent displacement or local when some downward migration, displacement degree or skew degree all can show on this free end.
Further, the bearing piece is a spring which is transversely arranged at a plurality of two ends between the mounting box and the pressure receiving plate and is respectively fixed with the inner bottom surface of the mounting box and the bottom of the pressure receiving plate.
Further, the detection piece includes being located the liquid level generation piece of pressure receiving plate both ends department and being fixed in just the free end exposes in the outside pipeline of installation case in the installation case, pipeline free end mouth of pipe is upwards, the liquid level generation piece with be linked together through the hose between the pipeline stiff end, the liquid level generation piece with the pipeline is filled with liquid in the interior hollow body that constitutes through the hose, when pressure receiving plate top received pressure makes oneself or local skew downwards, through the liquid level generation piece makes the liquid level of pipeline free end can change, and can show on the free end of detection piece.
Further, the liquid level generating piece is a hydraulic cylinder which is vertically distributed at two ends of the pressure receiving plate and is respectively connected with the inner bottom surface of the mounting box and the bottom of the pressure receiving plate, and the hydraulic cylinder is communicated with the pipeline through a hose.
Further, one end of the hydraulic cylinder is movably connected with the pressure receiving plate through a universal ball, the outer side wall of the other end of the hydraulic cylinder is fixed with the inner wall of the installation box through an elastic iron sheet, and the end part of the hydraulic cylinder abuts against the inner bottom surface of the installation box.
Further, the free end of the detection piece is a glass tube which is vertically fixed on the free end of the pipeline and is communicated with the pipeline, and scales are marked on the glass tube.
Further, the number of the hydraulic cylinders is more than two, and the hydraulic cylinders are uniformly distributed between two ends of the pressure receiving plate.
The beneficial effects of the utility model are as follows:
according to the utility model, when any part of the top of the pressure receiving plate is stressed and pressed down, the downward moving distance of the pressure receiving plate can be displayed on the detection part, namely the stress degree of the pressure receiving plate can be displayed, and the pressure receiving plate can be visually seen through naked eyes.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a further perspective view of the present utility model;
FIG. 3 is a view showing the effect of the vertical cutting of the present utility model;
FIG. 4 is a further view of the utility model of FIG. 3;
FIG. 5 is a front view of FIG. 3 in accordance with the present utility model;
FIG. 6 is an internal block diagram of the present utility model;
FIG. 7 is a further view of the utility model of FIG. 6;
reference numerals: 1. a mounting box; 2. a pressure receiving plate; 3. a load bearing member; 4. a detecting member; 401. a liquid level generating member; 4011. a hydraulic cylinder; 402. a pipe; 5. a glass tube.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
As shown in fig. 1 to 7, a pressure detecting device according to an embodiment of the present utility model includes an installation box 1 with an opening at the top, a pressure receiving plate 2 is disposed at the opening of the installation box 1, the length of the pressure receiving plate 2 is flush with the width of a road surface, the installation box 1 is connected with the pressure receiving plate 2 through a bearing member 3 with elasticity, a detecting member 4 is further connected between the installation box 1 and the pressure receiving plate 2, a free end is disposed on the detecting member 4, and when a position on the top of the pressure receiving plate 2 is forced to displace downward by itself wholly or locally displace downward by itself, the displacement degree or the displacement degree can be displayed on the free end;
when the device is used, the device is buried in a road surface, the top of the pressure receiving plate 2 is upwards, the pressure receiving plate 2 transversely penetrates the road surface as much as possible, when an automobile passes through the road surface, the pressure receiving plate 2 is forced to elastically deform by the stress of the pressure receiving plate 2, so that the pressure receiving plate 2 moves downwards, and the position of the automobile pressed by the road surface is uncertain, sometimes the pressure receiving plate 2 is stressed near the end part, so that the pressure receiving plate 2 locally tilts downwards, whether the whole moves downwards or locally tilts downwards, the downward moving distance and the downward tilting distance can be displayed on the free end of the pressure receiving plate through the effect of the detecting part 4, and the display can be visually seen through eyes, so that the detection accuracy is ensured, and when the bearing part 3 at the position deforms under the stress, the deformation degree of the normal stress of the road surface is the same, so that the installation of the device cannot influence the normal use of the road surface.
As shown in fig. 3 to 5, in some embodiments, the load bearing member 3 is a plurality of springs which are transversely arrayed and fixed with the inner bottom surface of the installation box 1 and the bottom of the pressure receiving plate 2 respectively at two ends between the installation box 1 and the pressure receiving plate 2, and the springs can be elastically deformed when being stressed, and the strength of the springs is enough not to affect the normal stress of the road surface.
As shown in fig. 1 to 7, in some embodiments, the detecting member 4 includes a liquid level generating member 401 located at two ends of the pressure receiving plate 2 and a pipe 402 fixed in the mounting box 1 and having a free end exposed outside the mounting box 1, a pipe orifice at the free end of the pipe 402 is upward, the liquid level generating member 401 is communicated with the fixed end of the pipe 402 through a hose, a hollow pipe body formed by the liquid level generating member 401 and the pipe 402 through the hose is filled with liquid, when the top of the pressure receiving plate 2 is subjected to pressure to make itself or locally deflect downward, the liquid level at the free end of the pipe 402 can be changed through the liquid level generating member 401 and can be displayed on the free end of the detecting member 4, when an automobile is pressed across a road surface, the pressure receiving plate 2 is caused to move downward or incline downward, so that the liquid level at the free end of the pipe 402 can be visually changed, an effect of accurate detection is achieved, the liquid must be a colored liquid to be clearly visible through naked eyes, and the height of the pipe orifice at the free end of the pipe 402 is higher than that of the liquid level generating member 401.
As shown in fig. 3 to 7, in some embodiments, the liquid level generating member 401 is a hydraulic cylinder 4011 vertically distributed at two ends of the pressure receiving plate 2, and both ends of the hydraulic cylinder 4011 are respectively connected with the inner bottom surface of the mounting box 1 and the bottom of the pressure receiving plate 2, the hydraulic cylinder 4011 is communicated with the pipeline 402 through a hose, when the pressure receiving plate 2 is forced to move downwards, the hydraulic cylinder 4011 is compressed, so that the liquid in the hydraulic cylinder 4011 is extruded, the liquid level of the free end of the pipeline 402 rises, and can be observed on the free end of the detecting member 4, since the end of the pressure receiving plate 2 is only declined when the end is forced, the whole does not move downwards, the hydraulic cylinder 4011 must be arranged at two ends of the pressure receiving plate 2, when the middle part is forced, the middle part is moved downwards, the hydraulic cylinder 4011 is still normally compressed at two ends, and the deformation caused to the road surface is extremely tiny, and is not observed by naked eyes, in order to amplify the deformation, the pipeline 402 and the inner diameter of the hose must be extremely small, so as to ensure that the liquid level of the free end of the pipeline 402 can change significantly.
As shown in fig. 4 and 6, in some embodiments, one end of the hydraulic cylinder 4011 is movably connected with the pressure receiving plate 2 through a universal ball, the outer side wall of the other end of the hydraulic cylinder 4011 is fixed with the inner wall of the installation box 1 through an elastic iron sheet, and the end portion abuts against the inner bottom surface of the installation box 1, because the pressure receiving plate 2 is not necessarily wholly moved downwards, when the part is inclined downwards, the whole body of the hydraulic cylinder 4011 is horizontally displaced, so that the hydraulic cylinder 4011 is compressed and moves while also performing tilting, one end of the hydraulic cylinder 4011 is movably connected, and the other end of the hydraulic cylinder 4011 is movably connected with the other end of the hydraulic cylinder 401is force-ensured to perform tilting, so that the hydraulic cylinder is abutted against the inner bottom surface of the installation box 1 through the elastic iron sheet in order to cooperate with the compressing movement.
As shown in fig. 1, 2 and 6, in some embodiments, the free end of the detecting member 4 is a glass tube 5 vertically fixed to the free end of the pipe 402 and communicating with the pipe 402, and the glass tube 5 is marked with a scale for accurately seeing the change amount due to the transparent glass, which can reach the liquid level change.
As shown in fig. 3 to 7, in some embodiments, the number of hydraulic cylinders 4011 is greater than two and are uniformly distributed between two ends of the pressure receiving plate 2, because the strength of the pressure receiving plate 2 cannot be absolutely guaranteed, the whole pressure receiving plate 2 can be slightly deformed when being stressed, and the middle part of the pressure receiving plate can be slightly concave downwards, so that the hydraulic cylinders 4011 are required to be arranged between two ends except the two ends, so that the whole pressure receiving plate 2 can be detected when being downwards moved or downwards inclined, and the accuracy of the detection result is further improved.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. The utility model provides a pressure detection device, its characterized in that, is open-ended install bin (1) including the top, the opening part of install bin (1) is equipped with pressure receiving plate (2), pressure receiving plate (2) length flushes with road surface width, install bin (1) with connect through having elastic bearing piece (3) between pressure receiving plate (2), install bin (1) with still be connected with between pressure receiving plate (2) and detect piece (4), be equipped with the free end on detecting piece (4), work as pressure receiving plate (2) top is someplace to receive pressure to force self whole to take place decurrent displacement or local someplace downward migration, displacement degree or offset degree all can show on this free end.
2. A pressure detecting device according to claim 1, wherein the bearing member (3) is a plurality of springs which are transversely arrayed at both ends between the mounting box (1) and the pressure receiving plate (2) and are respectively fixed to the inner bottom surface of the mounting box (1) and the bottom of the pressure receiving plate (2).
3. A pressure detecting device according to claim 1, characterized in that the detecting member (4) comprises a liquid level generating member (401) arranged at two ends of the pressure receiving plate (2) and a pipeline (402) fixed in the installation box (1) and with free ends exposed out of the installation box (1), the pipe (402) has an upward pipe opening at the free ends, the liquid level generating member (401) is communicated with the fixed ends of the pipeline (402) through a hose, the liquid level generating member (401) and the pipeline (402) are filled with liquid in an inner hollow pipe body formed by the hose, and when the top of the pressure receiving plate (2) is subjected to pressure to enable the liquid level at the free ends of the pipeline (402) to change through the liquid level generating member (401) and to be displayed on the free ends of the detecting member (4).
4. A pressure detecting device according to claim 3, wherein the liquid level generating member (401) is a hydraulic cylinder (4011) vertically distributed at both ends of the pressure receiving plate (2) and respectively connected to the inner bottom surface of the mounting box (1) and the bottom of the pressure receiving plate (2), and the hydraulic cylinder (4011) is communicated with the pipe (402) through a hose.
5. The pressure detection device according to claim 4, wherein one end of the hydraulic cylinder (4011) is movably connected with the pressure receiving plate (2) through a universal ball, an outer side wall of the other end of the hydraulic cylinder (4011) is fixed with the inner wall of the installation box (1) through an elastic iron sheet, and the end part of the hydraulic cylinder abuts against the inner bottom surface of the installation box (1).
6. A pressure detecting device according to claim 3, characterized in that the free end of the detecting member (4) is a glass tube (5) vertically fixed to the free end of the pipe (402) and communicating with the pipe (402), and the glass tube (5) is marked with graduations.
7. The pressure detecting device according to claim 4, wherein the number of the hydraulic cylinders (4011) is greater than two and is uniformly distributed between both ends of the pressure receiving plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320964693.0U CN219935538U (en) | 2023-04-25 | 2023-04-25 | Pressure detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320964693.0U CN219935538U (en) | 2023-04-25 | 2023-04-25 | Pressure detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219935538U true CN219935538U (en) | 2023-10-31 |
Family
ID=88501203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320964693.0U Active CN219935538U (en) | 2023-04-25 | 2023-04-25 | Pressure detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219935538U (en) |
-
2023
- 2023-04-25 CN CN202320964693.0U patent/CN219935538U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100412521C (en) | Three-D small range force sensor | |
| CN106644425B (en) | Comprehensive measuring device for longitudinal, transverse and vertical three-way resistance of steel rail fastener | |
| CN219935538U (en) | Pressure detection device | |
| CN111829901A (en) | Drop hammer type deflection detection device | |
| CN211292341U (en) | Plastic compression performance testing device | |
| CN108267118B (en) | Strain type intelligent inclinometer | |
| CN219568551U (en) | Highway subgrade subsides monitoring devices | |
| CN208501656U (en) | A kind of scene loading plate method Rebound Modulus of Subgrade measurement device | |
| CN218027882U (en) | Outer floating roof storage tank foundation settlement monitoring device based on optical fiber sensing | |
| CN202612270U (en) | Stroke test device of hydraulic oil cylinder | |
| CN211042551U (en) | Device for measuring maximum static friction force of parking wedge | |
| CN209741809U (en) | Measuring system of bending instrument | |
| CN210426521U (en) | Sedimentation monitoring device based on fiber bragg grating | |
| CN216593142U (en) | Steel construction stability detection device based on civil engineering structure | |
| CN210664446U (en) | Roadbed settlement detection device | |
| CN201688797U (en) | Length detecting device for output shaft of motor in worm gear case | |
| CN212052910U (en) | Novel pile tip foundation detection device | |
| CN212693496U (en) | Drop hammer type deflection detection device | |
| CN217716331U (en) | Floating measuring head of pneumatic measuring instrument | |
| CN113482987B (en) | Hydraulic cylinder displacement fault detection device | |
| CN215177687U (en) | Highway subgrade settlement monitoring device | |
| CN220304472U (en) | Plate type rubber support deformation detection device | |
| CN212779204U (en) | Building engineering detects with subsiding detection device | |
| CN213143143U (en) | Drop hammer device for detecting mechanical property of pile foundation and drop hammer deflection value detection device | |
| CN219757282U (en) | Valve body wall thickness detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |