CN111678015A - Prefabricated assembled test auxiliary device of fixed sensor - Google Patents
Prefabricated assembled test auxiliary device of fixed sensor Download PDFInfo
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- CN111678015A CN111678015A CN202010559695.2A CN202010559695A CN111678015A CN 111678015 A CN111678015 A CN 111678015A CN 202010559695 A CN202010559695 A CN 202010559695A CN 111678015 A CN111678015 A CN 111678015A
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- sensor
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- auxiliary
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
- F16M13/027—Ceiling supports
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
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- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a prefabricated assembly type test auxiliary device for fixing a sensor, which comprises: the fixed frame is fixed on the foundation around the test object, and the test object is arranged in the fixed frame; a plurality of connectors; the two ends of the auxiliary cross rod are detachably connected with a pair of mutually parallel cross beams of the fixed frame through connecting pieces; one end of the vertical rod is detachably connected with the auxiliary cross rod through a connecting piece, and the sensor is fixed at any position point on the vertical rod through the sensor fixing steel hoop. The device provided by the invention can realize the arbitrary fixation of the sensors in the x, y and z three-dimensional directions, is beneficial to the fixation and positioning of various sensors, is convenient for the arrangement of the sensors and the arrangement of sensor connecting wires, and enables the measurement data of the sensors to be more accurate.
Description
Technical Field
The invention belongs to the technical field of engineering, and particularly relates to a prefabricated assembly type test auxiliary device for fixing a sensor in various geotechnical tests.
Background
In the fields of industrial engineering and civil engineering, no matter static tests or dynamic tests, various sensors such as stay wire type displacement sensors, laser sensors, speed sensors, acceleration sensors and the like are required. Particularly, in a test for simulating an earthquake scene, a sensor is required to measure the movement of an article in the earthquake scene, for example, a stay-supported displacement sensor, one end of the stay-supported displacement sensor is fixed on a moving test model, and the other end of the stay-supported displacement sensor needs to be in a static state, so that the displacement variation of the test model can be measured in the process of carrying out a dynamic test. In addition, various sensors are required in many tests in the field of civil engineering, both indoors and outdoors, so that an auxiliary frame for fixing the sensors in a prefabricated assembly mode, which is convenient to carry and install, is urgently needed.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides the prefabricated test auxiliary device for fixing the sensor, which can realize the arbitrary fixation of the sensor in the three-dimensional directions of x, y and z, is beneficial to the fixation and the positioning of various sensors, is convenient for the arrangement of the sensor and the arrangement of the sensor connecting line, and ensures that the measured data of the sensor is more accurate.
In order to solve the problems, the technical scheme of the invention is as follows:
a prefabricated assembled test auxiliary device for fixing a sensor comprises:
the fixed frame is fixed on a foundation which is not influenced by test power at the periphery of a test object, and the test object is arranged in the fixed frame;
a plurality of connectors;
the two ends of the auxiliary cross rods are detachably connected with a pair of cross beams parallel to each other of the fixed frame through the connecting pieces;
one end of each vertical rod is detachably connected with the corresponding auxiliary cross rod through the corresponding connecting piece, and the sensor is fixed to any position point on the corresponding vertical rod.
The connecting position of the auxiliary cross rod and the cross beam of the fixed frame can be adjusted, the connecting positions of the vertical rods and the auxiliary cross rod as well as the connecting positions of the vertical rods and the sensors and the vertical rods can be adjusted, and a plurality of vertical rods are arranged, so that the sensors can be randomly positioned in the x, y and z three-dimensional directions and are arranged in the fixed frame to complete the test task of the accessories of each test point of the test object.
Preferably, each said secondary cross-bar is perpendicular to the cross-beam to which it is attached.
Preferably, the fixed frame comprises a plurality of upright posts and the cross beam, the upright posts are fixed on the foundation at the periphery of the test object, and the cross beam is detachably connected with the upright posts through the connecting pieces to form the fixed frame.
Preferably, each drop rod is fixed at any position point on the auxiliary cross rod, and the lower end of each drop rod adopts a sensor fixing steel hoop to fix the sensor at any position of the drop rod.
Preferably, the connector is a fixed steel hoop.
Preferably, the upright posts, the cross beams, the auxiliary cross bars and the vertical rods are all telescopic section steel or section bars made of other materials.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following advantages and positive effects:
the invention provides a test auxiliary device for fixing a sensor, wherein a fixed frame is fixed on a foundation around a test object through bolts, the test object is arranged in the fixed frame, two ends of an auxiliary cross rod are fixed at any position on a cross beam through connecting pieces and are detachably connected through the connecting pieces, one end of a vertical rod is detachably connected at any position point on the auxiliary cross rod, and the sensor is fixed at a proper position on the vertical rod according to the height of a test point. Therefore, through the adjustment of the connecting positions of the auxiliary cross rod and the cross beam, the vertical rod and the auxiliary cross rod, and the sensor and the vertical rod, the sensor can be randomly positioned in the x, y and z three-dimensional directions, and the test object is arranged in the fixed frame to complete the test task at the accessory of each test point. The device provided by the invention is particularly suitable for being used in the environment that the vibration impact in the outdoor ground anchoring-free condition and the indoor power test has interference influence on the sensor.
Meanwhile, the auxiliary cross rod is detachably connected with the cross beam, the vertical rod is detachably connected with the auxiliary cross rod, and the stand column is detachably connected with the cross beam through connecting pieces, so that the device can be tested on the site where the test object is located. Therefore, the device provided by the invention is prefabricated and assembled, is not limited to a test site, and can be installed and put into use indoors and outdoors.
The fixed frame is assembled by cross beams, upright columns and connecting pieces in the preferred embodiment of the invention, and preferably, the cross beams, the upright columns, the auxiliary cross rods and the vertical rods of the assembly cost device are section bars of section steel or other materials which can be prefabricated in factories, and the integral device can be disassembled and assembled according to the test condition.
Drawings
Fig. 1 is a schematic structural view of a prefabricated test auxiliary device for fixing a sensor according to the present invention.
Description of reference numerals: 1-upright column; 2-a cross beam; 3-an auxiliary cross bar; 4-a drop bar; 5-a connector; 6-test subject; 7-a sensor; 8-column base anchor plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. Advantages and features of the present invention will become apparent from the following description and from the claims.
Referring to fig. 1, a prefabricated test auxiliary device for fixing a sensor includes: the device comprises a fixed frame, a plurality of connecting pieces 5, a plurality of auxiliary cross rods 3 and a plurality of vertical rods 4; in this embodiment, the sensor 7 is a pull-wire type displacement sensor 7, one end of the sensor 7 is connected to the experimental object 6, and the other end is arranged on the hanging rod 4.
Wherein, fixed frame fixes on the ground that test object periphery is not influenced by experimental power, and the test object sets up in fixed frame, and connecting piece 5 and fixed frame's a pair of crossbeam detachable that are parallel to each other are passed through at the both ends of vice horizontal pole 3 and are connected, and vice horizontal pole 3 is perpendicular with the crossbeam that can dismantle the connection, and connecting piece 5 and 3 detachable connections are passed through to the one end of pole 4 that hangs down, and sensor 7 passes through the arbitrary position point department of connecting piece 5 fixation on pole 4 that hangs down.
The connecting position of the auxiliary cross rod 3 and the cross beam of the fixed frame can be adjusted, and the connecting positions of the vertical rod 4, the auxiliary cross rod 3 and the vertical rod 4 and the connecting positions of the sensor 7 and the vertical rod 4 can be adjusted, so that the sensor 7 can be randomly positioned in the x, y and z three-dimensional directions and arranged at the accessories of each test point of a test object in the fixed frame to complete a test task.
Specifically, the fixed frame comprises a plurality of stand columns 1 and cross beams 2, the stand columns 1 are fixed on the foundation at the periphery of a test object through column base anchor plates 8, and the cross beams 2 are connected with the stand columns 1 through connecting pieces 5 to form the fixed frame. The main column fixing range is determined by parameters such as a test field and requirements, namely, the field required by the test and a test object of the field are required to be arranged in the fixed frame space. The cross beam 2 is connected and fixed with the main column through the connecting piece 5, and the cross beam 2 has a certain height and is reserved for a certain fixing space of the auxiliary cross rod 3, the vertical rod 4, a test object and the like.
The connection between the auxiliary cross rod 3 and the cross beam 2, between the vertical rod 4 and the auxiliary cross rod 3, between the upright post 1 and the cross beam 2, and between the sensor 7 and the vertical rod 4 are all detachably connected through the connecting piece 5, and the device can be assembled on site at the location of a test object and then tested. The connecting member 5 is preferably a fixed steel hoop, but is not limited thereto, and may be a wire or an integrated device prefabricated for scaffolding, etc. Therefore, the device provided by the invention is prefabricated and assembled, is convenient to mount and dismount, is not limited to fixed site tests, and can be used for various geotechnical tests with interference influence on the sensor 7 such as outdoor non-ground anchoring conditions, indoor power tests and the like.
Preferably, the upright 1, the cross beam 2, the auxiliary cross bar 3 and the hanging bar 4 are made of materials with certain rigidity, so that the upright is ensured not to deform or displace obviously under the working state of the geotechnical test, and the fixing and positioning functions of the sensor 7, such as section steel or section bars made of other materials, are effectively ensured.
Further, the upright post 1, the cross beam 2, the auxiliary cross rod 3 and the vertical rod 4 are all telescopic section steel or section steel, are convenient to carry and store, and only need to be stretched to a proper length in a test field according to the experimental object 6 and then assembled into the device of the embodiment.
The embodiment provides a pair of fixed sensor 7's experimental auxiliary device, wherein stand 1 passes through the bolt fastening on the peripheral ground of test object, be connected crossbeam 2 with stand 1 through fixed steel hoop, constitute a fixed frame, the test object sets up the inside at fixed frame, the both ends of vice horizontal pole 3 are fixed on crossbeam 2 with its vertically correspondence through fixed steel hoop, and connect through fixed steel hoop detachable, the optional position point department of the one end detachable of pole 4 that hangs down connects on vice horizontal pole 3, look at the height of test point and fix sensor 7 in proper position on pole 4 that hangs down through connecting piece 5, and can set up a plurality of sensors according to actual conditions. Therefore, through the adjustment of the connecting positions of the auxiliary cross rod 3 and the cross beam 2, the vertical rod 4 and the auxiliary cross rod 3, and the sensor 7 and the vertical rod 4, the sensor 7 can be randomly positioned in the x, y and z three-dimensional directions and is arranged at the position near each test point of a test object in the fixed frame to complete the test task. Since the sensor 7 is fixed at one position, the surrounding vibration has little influence on the sensor 7, and the accuracy of the test data can be ensured. The device provided by the invention is particularly suitable for being used in the environment that the vibration impact in the outdoor ground anchoring-free condition and the indoor power test has interference influence on the sensor 7.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments. Even if various changes are made to the present invention, it is still within the scope of the present invention if they fall within the scope of the claims of the present invention and their equivalents.
Claims (6)
1. The utility model provides a fixed sensor's experimental auxiliary device of prefabricated assembled which characterized in that includes:
the fixed frame is fixed on the foundation around the test object, and the test object is arranged in the fixed frame;
a plurality of connectors;
the two ends of each auxiliary cross rod are detachably connected with a pair of cross beams parallel to each other of the fixed frame through the connecting pieces;
one end of each vertical rod is detachably connected with the auxiliary cross rod through the connecting piece, and the sensor is fixed at any position point on the vertical rod.
2. The sensor-fixing prefabricated test aid of claim 1, wherein each of the sub-crossbars is perpendicular to the cross-member to which it is connected.
3. The prefabricated test auxiliary device for fixing a sensor according to claim 1 or 2, wherein the fixing frame comprises a plurality of columns and the beams, the columns are fixed on a foundation around a test object, and the beams are detachably connected with the columns through the connecting pieces to form the fixing frame.
4. The prefabricated test auxiliary device for fixing the sensor according to claim 2, wherein each of the vertical rods is fixed at any position point on the auxiliary cross rod, and the lower end of each vertical rod adopts a sensor fixing steel hoop to fix the sensor at any position of the vertical rod.
5. The sensor-fixing prefabricated test aid of claim 1, wherein the connector is a fixing steel hoop.
6. The prefabricated test auxiliary device for fixing the sensor according to claim 3, wherein the upright column, the cross beam, the auxiliary cross rod and the vertical rod are all telescopic profiles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010559695.2A CN111678015A (en) | 2020-06-18 | 2020-06-18 | Prefabricated assembled test auxiliary device of fixed sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010559695.2A CN111678015A (en) | 2020-06-18 | 2020-06-18 | Prefabricated assembled test auxiliary device of fixed sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111678015A true CN111678015A (en) | 2020-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010559695.2A Pending CN111678015A (en) | 2020-06-18 | 2020-06-18 | Prefabricated assembled test auxiliary device of fixed sensor |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204512859U (en) * | 2015-03-19 | 2015-07-29 | 山东科技大学 | Multidigit displacement sensor fixed support |
| CN109404687A (en) * | 2018-12-07 | 2019-03-01 | 江西洪都航空工业集团有限责任公司 | A kind of universal adjustable displacement sensor fixed frame |
| CN110307449A (en) * | 2019-07-01 | 2019-10-08 | 中国人民解放军总参谋部第六十研究所 | Displacement transducer mounting bracket on a kind of cast iron test platform |
| CN210118618U (en) * | 2019-05-16 | 2020-02-28 | 太仓市恒博金属制品有限公司 | Hoist and mount high-speed camera support |
| CN210567070U (en) * | 2019-05-21 | 2020-05-19 | 航天科工防御技术研究试验中心 | Barrel embeds ejector pin formula displacement sensor support |
| CN212252020U (en) * | 2020-06-18 | 2020-12-29 | 上海交通大学 | Prefabricated assembled test auxiliary device of fixed sensor |
-
2020
- 2020-06-18 CN CN202010559695.2A patent/CN111678015A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204512859U (en) * | 2015-03-19 | 2015-07-29 | 山东科技大学 | Multidigit displacement sensor fixed support |
| CN109404687A (en) * | 2018-12-07 | 2019-03-01 | 江西洪都航空工业集团有限责任公司 | A kind of universal adjustable displacement sensor fixed frame |
| CN210118618U (en) * | 2019-05-16 | 2020-02-28 | 太仓市恒博金属制品有限公司 | Hoist and mount high-speed camera support |
| CN210567070U (en) * | 2019-05-21 | 2020-05-19 | 航天科工防御技术研究试验中心 | Barrel embeds ejector pin formula displacement sensor support |
| CN110307449A (en) * | 2019-07-01 | 2019-10-08 | 中国人民解放军总参谋部第六十研究所 | Displacement transducer mounting bracket on a kind of cast iron test platform |
| CN212252020U (en) * | 2020-06-18 | 2020-12-29 | 上海交通大学 | Prefabricated assembled test auxiliary device of fixed sensor |
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Application publication date: 20200918 |