CN217688736U - Quick positioner of timber compoment stress wave detection measurement station - Google Patents
Quick positioner of timber compoment stress wave detection measurement station Download PDFInfo
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- CN217688736U CN217688736U CN202220301646.3U CN202220301646U CN217688736U CN 217688736 U CN217688736 U CN 217688736U CN 202220301646 U CN202220301646 U CN 202220301646U CN 217688736 U CN217688736 U CN 217688736U
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- rubber belt
- positioning
- frame plate
- stress wave
- wave detection
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Abstract
The utility model discloses a quick positioning device for wood member stress wave detection measuring points, which comprises a positioning bracket, a datum positioning rubber belt and an equal positioning rubber belt, wherein the positioning bracket comprises a frame plate and two movable clamping rods which are perpendicular to the length direction of the frame plate and are movably arranged on the frame plate, a level is arranged on the frame plate, a laser transmitter is arranged in the middle of the length direction of the frame plate, the laser transmitted by the laser transmitter is parallel to the movable clamping rods, and the movable clamping rods are provided with first hole strips; the two ends of the reference positioning rubber belt are respectively provided with a sleeve hole, the movable clamping rod can be inserted into the sleeve holes, the middle of the reference positioning rubber belt is also provided with a middle hole, the middle hole is positioned at the center of a connecting line of the two sleeve holes, and the equal positioning rubber belt is provided with a plurality of holes for equal distance division along the length direction. The utility model discloses can assist stress wave detector to confirm the measurement station of the timber component that awaits measuring fast accurately.
Description
Technical Field
The utility model particularly relates to a quick positioner of timber compoment stress wave detection measurement station.
Background
The ancient architecture of China is in a majority of wood structures or brick-wood structures, the construction period is long, various additional loads caused by activation and utilization are added to the environmental impact in the year, and different types and degrees of damage are easily formed: such as wood aging, component decay, node tenon pulling, column foot decay and the like, further causing the reduction of the bearing capacity and the structural performance of the structure, and seriously affecting the safety and the service life of the structure. Therefore, it is important to detect the internal damage state of the historic building timber component.
The stress wave detector is a main device for nondestructive detection of ancient architecture wood structure, and utilizes specific induction probes to transmit and receive stress wave vibration wave beams propagated in wood, and measures propagation time between the induction probes so as to judge wood material and internal damage condition.
The measuring points of the stress wave generally need to be distributed uniformly along the test section of the wood member to be measured, and particularly, for the beam and column members in the historic building, the test section is vertical or horizontal. Taking the column as an example, the sizes of different columns are different, and the equal division distances are different according to the number of the measuring points. Conventionally, a tape measure is used for measuring the circumference of the section of the column test, and then an equal division is calculated, and then the measuring point is depicted. On the one hand, the path surrounded by the tape is often difficult to maintain exactly on the same horizontal plane; on the other hand, when a large number of different equal distances of different sizes need to be determined, the calculation is cumbersome.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a quick positioner of timber compoment stress wave detection measurement station can assist the stress wave detector to confirm the measurement station of the timber compoment that awaits measuring fast accurately.
The purpose of the utility model can be realized by the following technical scheme.
A quick positioning device for a wood member stress wave detection measuring point comprises a positioning bracket, a reference positioning rubber belt and an equal positioning rubber belt, wherein the positioning bracket comprises a frame plate and two movable clamping rods which are perpendicular to the length direction of the frame plate and movably mounted on the frame plate, a level is arranged on the frame plate, a laser emitter is arranged in the middle of the frame plate in the length direction, laser emitted by the laser emitter is parallel to the movable clamping rods, and first hole strips are formed in the movable clamping rods; the two ends of the reference positioning rubber belt are respectively provided with a sleeve hole, the movable clamping rod can be inserted into the sleeve holes, the middle of the reference positioning rubber belt is also provided with a middle hole, the middle hole is positioned at the center of a connecting line of the two sleeve holes, and the equal positioning rubber belt is provided with a plurality of holes for equal distance division along the length direction.
The working principle of the utility model is as follows:
firstly, sleeving a trepanning of a datum positioning rubber belt on a movable clamping rod, holding a frame plate, moving two movable clamping rods along the length direction of the frame plate to enable the movable clamping rods to clamp a wood member to be measured, manually adjusting the gradient and the horizontal position of the frame plate until a level meter displays the level, opening a laser transmitter to enable laser to penetrate through a middle hole of the datum positioning rubber belt, obtaining two tangent points of the movable clamping rods and the wood member to be measured and a laser projection point of the laser irradiating the wood member to be measured at the moment, marking the positions of the two tangent points and marking the position of the laser projection point by using a pen to penetrate through a first hole strip to obtain three datum points, stretching an equally positioning rubber belt to enable the three datum points to correspond to holes of the equally positioning rubber belt, and further equally dividing the distance between the three datum points. Adopt the utility model discloses confirm the measurement station, can guarantee that each measurement station is on same horizontal plane to accurate quick acquisition distance divides equally the point, omits among the prior art step of calculating divide equally the point in order to save time.
The utility model discloses still have following preferred design:
the utility model discloses a frame plate includes upper plate and hypoplastron, the upper plate with install the slide rail between the hypoplastron, the one end sliding connection that removes the clamping bar is in on the slide rail.
Remove the clamping bar and include gyro wheel, shaft, base and clamping bar, set up on the base the shaft, the epaxial installation of wheel the gyro wheel, the gyro wheel is installed on the slide rail, the clamping bar with base fixed connection, set up on the clamping bar first hole strip.
The level gauge is a bubble level gauge, and the bubble level gauge is installed at the center of the upper plate.
The length of the datum location rubber belt is smaller than the diameter of the wood component to be measured.
The utility model discloses a second hole strip has been seted up between the hole of halving location rubber tape, and is provided with apart from the halving mark between the adjacent hole.
The utility model discloses a hole of three distance partition is seted up in partition location rubber tape, and the mid point of per two adjacent hole connecting lines sets up a distance partition mark.
Compared with the prior art, the utility model discloses following beneficial effect has:
adopt the utility model discloses, through the spirit level that sets up on the device, each measurement station that can guarantee to obtain is on same horizontal plane to can be fast accurate obtain three datum point that is used for apart from the equipartition through this device, then further acquire the equipartition point of less distance through equipartition location rubber belt, compare with prior art, the utility model discloses can omit the step of calculating equipartition point among the prior art, improve the efficiency of acquireing stress wave detection measurement station.
Drawings
FIG. 1 is a combined structure diagram of the quick positioning device for the stress wave detection measuring points of the wood members of the present invention;
FIG. 2 is a perspective view of the positioning bracket of FIG. 1;
FIG. 3 is a perspective view of the movable clamp bar of FIG. 2;
FIG. 4 is a perspective view of a datum positioning rubber band in accordance with the present invention;
FIG. 5 is a perspective view of an equally-divided positioning rubber belt used in the present invention;
FIG. 6 is a schematic diagram of the embodiment using a positioning bracket and a reference positioning rubber belt to determine three reference points;
FIG. 7 is a schematic diagram of the determination of the distance bisector point by the bisector positioning rubber belt in the embodiment.
Description of the reference numerals: 1. the device comprises a positioning bracket, 2, a datum positioning rubber belt, 3, an equal positioning rubber belt, 4, a frame plate, 5, a bubble level meter, 6, a laser emitter, 7, a slide rail, 8, a movable clamping rod, 9, a roller, 10, a wheel shaft, 11, a base, 12, a clamping rod, 13, a first hole strip, 14, a sleeve hole, 15, a middle hole, 16, a hole, 17, a second hole strip, 18, a distance equal mark, 19, a wood component to be measured, 20, a first datum point, 21, a second datum point, 22 and a third datum point.
Detailed Description
The technical solutions of the present invention are described in detail below with reference to the accompanying drawings and examples, so that those skilled in the art can better understand and implement the technical solutions of the present invention.
As shown in fig. 1 to 7, a quick positioning device for a wood member stress wave detection measuring point comprises a positioning bracket 1, a reference positioning rubber belt 2 and an equal positioning rubber belt 3, wherein the positioning bracket 1 comprises a frame plate 4 and two movable clamping rods 8 which are perpendicular to the length direction of the frame plate 4 and movably mounted on the frame plate 4, and a level gauge is arranged on the frame plate 4. A laser emitter 6 is arranged in the middle of the frame plate 4 in the length direction, laser emitted by the laser emitter 6 is parallel to the movable clamping rod 8, a first hole strip 13 is arranged on the movable clamping rod 8, and the hole strip is a strip-shaped through hole through which a marking pen can pass; two ends of the reference positioning rubber belt 2 are respectively provided with a trepanning 14, the movable clamping rod 8 can be inserted into the trepanning 14, the middle hole 15 is further formed in the middle of the reference positioning rubber belt 2, the middle hole 15 is located at the center of a connecting line of the two trepanning 14, and the equally-divided positioning rubber belt 3 is provided with a plurality of holes 16 for equally dividing the distance along the length direction.
Preferably, the present embodiment further describes the technical content of the present invention by taking the determination of eight equal division points as an example.
As shown in fig. 2, the frame plate 4 comprises an upper plate and a lower plate, a slide rail 7 is installed between the upper plate and the lower plate, one end of a movable clamping rod 8 is slidably connected to the slide rail 7, the level is a bubble level 5, and the bubble level 5 is installed in the center of the upper plate.
Referring to fig. 3, the movable clamping rod 8 includes a roller 9, a wheel axle 10, a base 11 and a clamping rod 12, the wheel axle 10 is disposed on the base 11, the roller 9 is mounted on the wheel axle 10, the roller 9 is mounted on the slide rail 7, the clamping rod 12 is fixedly connected with the base 11, and a first hole strip 13 is disposed on the clamping rod 12. In this embodiment, the length of the reference positioning rubber tape 2 is smaller than the diameter of the wood member 19 to be measured.
As shown in fig. 6, the application method of the present invention is as follows:
1. three reference points are determined: firstly, sleeving the trepanning 14 of the datum positioning rubber belt 2 on the movable clamping rods 8, holding the frame plate 4, moving the two movable clamping rods 8 along the length direction of the frame plate 4 to enable the movable clamping rods 8 to clamp the wood member 19 to be measured, then manually adjusting the inclination and the horizontal position of the frame plate 4 until the level is displayed by the level meter, specifically, when a bubble of the bubble level meter in the graph 6 is located in the middle, the positioning bracket 1 is in the horizontal state, and opening the laser emitter 6 to enable laser to penetrate through the middle hole 15 of the datum positioning rubber belt 2, so that two tangent points of the movable clamping rods 8 and the wood member 19 to be measured and a laser projection point irradiated by the laser on the wood member 19 to be measured are obtained, a pen can penetrate through the first hole strip 13 to mark two tangent point positions and mark the laser projection point position, and three datum points are obtained, namely a first datum point 20, a second datum point 21 and a third datum point 22.
2. Determining the rest equally dividing points:
the equal-division positioning rubber belt 3 of the embodiment is provided with three holes 16 with equal distance, a second hole strip 17 is arranged between the holes 16, and a distance equal-division mark 18 is arranged at the midpoint of the connecting line of every two adjacent holes 16. And stretching the halving positioning rubber belt 3 to enable the marked three reference points on the wood component 19 to be measured to correspond to the holes 16 of the halving positioning rubber belt 3, and making eight-halved marked points on the wood component 19 to be measured by a pen through the second hole strip 17 at the positions corresponding to the halving marks 18, so as to further halve the distances between the three reference points.
Similarly, the positioning bracket 1 is moved to the other side of the wood member 19 to be measured, the same method is adopted to keep the two tangent points unchanged, the level of the positioning bracket 1 is adjusted, the laser projection point on the other side is positioned and marked by the laser emitter to serve as a reference point, and then the other eight-equal-division marking points on the other side are obtained by equally dividing the positioning rubber belt 3.
In other embodiments, the number of holes 16 of the equally-divided positioning rubber belt 3 and the number of distance equally-divided marks 18 between adjacent holes 16 can be adjusted according to the requirements of the stress wave detection measuring points, and more equally-divided measuring points are obtained on the basis of three reference points, wherein the distance equally-divided marks 18 can be marked with different symbols corresponding to different equally-divided components, for example, an eighth equally-divided point is a triangle, and a tenth equally-divided point is a circle, so that one equally-divided positioning rubber belt 3 can be used for obtaining measuring points with different equally-divided components.
The above-mentioned embodiment is only the preferred embodiment of the present invention, but can not be regarded as the restriction to the utility model, any change and improvement based on the inventive concept should fall into the protection scope of the present invention, and the specific protection scope is based on the claims.
Claims (7)
1. The utility model provides a quick positioner of timber compoment stress wave detection measurement station which characterized in that: the positioning bracket comprises a frame plate and two movable clamping rods which are perpendicular to the length direction of the frame plate and movably mounted on the frame plate, a level meter is arranged on the frame plate, a laser emitter is arranged in the middle of the length direction of the frame plate, laser emitted by the laser emitter is parallel to the movable clamping rods, and first hole strips are formed in the movable clamping rods; the two ends of the reference positioning rubber belt are respectively provided with a sleeve hole, the movable clamping rod can be inserted into the sleeve holes, the middle of the reference positioning rubber belt is also provided with a middle hole, the middle hole is positioned at the center of a connecting line of the two sleeve holes, and the equal positioning rubber belt is provided with a plurality of holes for equal distance division along the length direction.
2. The wood member stress wave detection measuring point quick positioning device according to claim 1, characterized in that: the frame plate includes upper plate and hypoplastron, the upper plate with install the slide rail between the hypoplastron, the one end sliding connection that removes the clamping bar is in on the slide rail.
3. The wood member stress wave detection measuring point quick positioning device according to claim 2, characterized in that: the movable clamping rod comprises a roller, a wheel shaft, a base and a clamping rod, the wheel shaft is arranged on the base, the roller is mounted on the wheel shaft, the roller is mounted on the sliding rail, the clamping rod is fixedly connected with the base, and the clamping rod is provided with the first hole strip.
4. The device for quickly positioning the stress wave detection measuring point of the wood member as claimed in claim 3, wherein: the level is a bubble level, and the bubble level is arranged in the center of the upper plate.
5. The device for quickly positioning the stress wave detection measuring point of the wood member as recited in any one of claims 1 to 4, wherein: the length of the reference positioning rubber belt is smaller than the diameter of the wood component to be measured.
6. The device for quickly positioning the stress wave detection measuring point of the wood member as recited in claim 5, wherein: and a second hole strip is arranged between the holes of the equal division positioning rubber belt, and a distance equal division mark is arranged between the adjacent holes.
7. The wood member stress wave detection measuring point quick positioning device according to claim 6, characterized in that: the equal division positioning rubber belt is provided with three holes with equal distance, and the middle point of the connecting line of every two adjacent holes is provided with a distance equal division mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220301646.3U CN217688736U (en) | 2022-02-15 | 2022-02-15 | Quick positioner of timber compoment stress wave detection measurement station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220301646.3U CN217688736U (en) | 2022-02-15 | 2022-02-15 | Quick positioner of timber compoment stress wave detection measurement station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217688736U true CN217688736U (en) | 2022-10-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220301646.3U Active CN217688736U (en) | 2022-02-15 | 2022-02-15 | Quick positioner of timber compoment stress wave detection measurement station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217688736U (en) |
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2022
- 2022-02-15 CN CN202220301646.3U patent/CN217688736U/en active Active
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