CN216432779U - Measuring scale for pre-construction inspection of thickness of steel bar protective layer - Google Patents
Measuring scale for pre-construction inspection of thickness of steel bar protective layer Download PDFInfo
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- CN216432779U CN216432779U CN202121920865.1U CN202121920865U CN216432779U CN 216432779 U CN216432779 U CN 216432779U CN 202121920865 U CN202121920865 U CN 202121920865U CN 216432779 U CN216432779 U CN 216432779U
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- steel bar
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Abstract
The utility model discloses a measuring tape for the thickness pre-construction inspection of a steel bar protective layer, which comprises a tape body, wherein a moving groove and a moving tape plate are arranged on the tape body, the moving tape plate is sleeved on the tape body, a sliding block is arranged in the middle of the moving tape plate, the sliding block is installed in the moving groove, a first spring is arranged in the moving groove, one end of the first spring is fixedly connected with one end of the moving groove, the other end of the first spring is fixedly connected with the sliding block, and a limiting mechanism is arranged on the upper part of the moving tape plate. The lock catch rack can automatically move out of the limiting tooth socket in the using process, when one end of the installation pressure sensing head contacts another reinforcing steel bar, the lock catch rack can make a sound, the measurement is finished, the ruler body can be taken out for direct viewing, the carrying and the operation are convenient, the indirect reading is not needed, the work such as deduction through calculation is carried out, and the thickness of the reinforcing steel bar protective layer can be accurately and visually reflected.
Description
Technical Field
The utility model relates to the technical field of measuring equipment, in particular to a measuring scale for pre-construction inspection of the thickness of a steel bar protective layer.
Background
The control of the thickness of the steel bar protective layer is a key index for improving the performance and the service life of the reinforced concrete structure, and the pre-construction inspection of the thickness of the steel bar protective layer is an important means for controlling the thickness of the steel bar protective layer.
The reinforcing steel bar protection layer refers to the distance from the outer edge of the reinforcing steel bar to the outer surface of the concrete member. At present, a common tool for inspection is a steel tape, and the inspected part is mostly positioned between the bottom of a reinforcing steel bar and a bottom die or between the side surface of the reinforcing steel bar and a side die.
The thickness of the steel bar protection layer is measured at the inspection part by using the steel tape, the steel tape inspection part is positioned on the side surface of the steel bar and cannot be directly placed on the outer edge of the steel bar, a detection person needs to turn or look down during measurement, the reading is easy to deviate due to the limitation of a visual angle, and the read value cannot directly reflect the actual size, so that misjudgment is caused. Therefore, the effective and practical measuring tool can be used for more accurately reflecting the actual size of the thickness of the protective layer of the steel bar, and the protective layer control and the structural quality can be accurately judged.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a measuring scale for checking the thickness of a steel bar protective layer before a worker can directly measure the thickness of the steel bar protective layer, then take out a measuring tool and observe the size.
The purpose of the utility model is realized by the following technical scheme:
the utility model provides a reinforcing bar protective layer thickness is measuring tape for worker's preliminary examination, includes the chi body, be provided with shifting chute and removal chi board on the chi body, it establishes to remove chi board cover on the chi body, the middle part of removing the chi board is provided with the slider, the slider is installed in the shifting chute, be provided with first spring in the shifting chute, the one end of first spring with the one end fixed connection in shifting chute, the other end of first spring with slider fixed connection, the upper portion of removing the chi board is provided with stop gear.
The technical scheme is that the limiting mechanism comprises a lock bolt, a second spring and a lock catch rack, the second spring is arranged between the lock bolt and the lock catch rack, the lock catch rack is installed at the lower end of the lock bolt, a tooth block is arranged on the lock catch rack, a limiting tooth groove is formed in the upper portion of the ruler body, and the tooth block and the limiting tooth groove are correspondingly arranged.
The pressure sensing head is arranged at one end of the ruler body, the grip is arranged at the other end of the ruler body, and the power-on switch of the pressure sensing head is arranged on the grip.
The further technical scheme is that the number of the limiting tooth grooves corresponds to the scale.
A further technical scheme is that a small detection lamp is arranged on the movable ruler plate, and the small detection lamp and the ruler body are collinear on one side provided with scales.
The utility model has the following advantages:
in order to facilitate direct and accurate reading of a tester, the tester holds the grip to place the ruler body on a steel bar to be measured, the ruler body is pushed to move through the grip, the power-on switch is pressed, the movable ruler plate is abutted against the initial first steel bar when the tester is used, the ruler body is pushed to move, the movable ruler plate moves in the opposite direction relative to the ruler body, the lock catch rack moves towards the limit tooth groove under the action of the second spring, the cut inclined edge of the limit tooth groove corresponds to the lock catch rack, the lock catch rack can automatically move out of the limit tooth groove in the using process, when one end of the mounting pressure sensing head contacts another steel bar, a sound is generated, after the measurement is finished, the ruler body can be taken out for direct viewing, the carrying and the operation are convenient, the work of calculation deduction and the like after indirect reading is not needed, and the thickness of the steel bar protection layer can be accurately and visually reflected.
Drawings
FIG. 1 is a schematic structural diagram of the present invention
FIG. 2 is a partial enlarged view of A in FIG. 1 according to the present invention
In the figure: 1. the ruler comprises a ruler body, 2 a movable ruler plate, 3 a handle, 4 a movable groove, 5 a first spring, 6 a limiting tooth groove, 7 a lock bolt, 8 a second spring, 9 a lock catch rack, 10 a tooth block, 11 a pressure sensing head, 12 and a small probe lamp.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 2, a measuring tape for reinforcement protection layer thickness pre-construction inspection comprises a tape body 1, wherein a moving groove 4 and a moving tape plate 2 are arranged on the tape body 1, the moving tape plate 2 is sleeved on the tape body 1, a slider is arranged in the middle of the moving tape plate 2, the slider is mounted in the moving groove 4, the moving tape plate 2 can move in the moving groove 4 through the arrangement of the slider, a first spring 5 is arranged in the moving groove 4, one end of the first spring 5 is fixedly connected with one end of the moving groove 4, the other end of the first spring 5 is fixedly connected with the slider, the moving tape plate 2 can restore to the original position through the arrangement of the spring, a limiting mechanism is arranged on the upper portion of the moving tape plate 2, the limiting mechanism is matched with the moving tape plate 2 and the spring for use, and the moving tape plate 2 is abutted against the original first reinforcement when in use, the ruler body 1 is pushed to move, and the movable ruler plate 2 moves in the opposite direction relative to the ruler body 1.
In this embodiment, the limiting mechanism includes a lock bolt 7, a second spring 8 and a lock catch rack 9, the second spring 8 is disposed between the lock bolt 7 and the lock catch rack 9, the lock catch rack 9 is mounted at the lower end of the lock bolt 7, a tooth block 10 is disposed on the lock catch rack 9, a limiting tooth groove 6 is disposed at the upper portion of the ruler body 1, the tooth block 10 is disposed corresponding to the limiting tooth groove 6, the lock catch rack 9 is moved to the limiting tooth groove 6 by the action of the second spring 8, and it should be noted that the lock catch rack 9 is inclined on one side; the cutting bevel edge of the limiting tooth groove 6 corresponds to the locking rack 9, and the locking rack 9 can automatically move out of the limiting tooth groove 6 in the using process.
In the embodiment, one end of the ruler body 1 is provided with a pressure sensing head 11, the other end of the ruler body 1 is provided with a handle 3, the handle 3 is provided with an electrifying switch of the pressure sensing head 11, in the use process, the handle 3 is held to place the ruler body 1 on a steel bar to be measured, the ruler body 1 is pushed to move through the handle 3, and the electrifying switch is pressed at the same time, so that when one end of the pressure sensing head 11 is installed to contact with another steel bar, a sound is generated; the device for making the sound is the prior art, and is not described herein.
In the embodiment, the number of the limiting tooth grooves 6 corresponds to the scale, so that the measurement precision is more accurate.
In this embodiment, be provided with little spy lamp on the handle 3, one side collineation that is equipped with the scale on little spy lamp and the chi body 1, when little spy lamp illumination, also can directly shine on the chi body 1, convenient use night.
The working process of the utility model is as follows:
the grip 3 is held to place the ruler body 1 on a steel bar to be measured, the ruler body 1 is pushed to move by the grip 3, and the power-on switch is pressed at the same time, when in use, the movable ruler plate 2 is abutted against the initial first steel bar to push the ruler body 1 to move, and simultaneously the movable ruler plate 2 moves in the opposite direction relative to the ruler body 1, the lock catch rack 9 moves towards the limit tooth groove 6 under the action of the second spring 8, the bevel edge of the limit tooth groove 6 corresponds to the lock catch rack 9, the locking rack 9 can automatically move out of the limit tooth groove 6 in the using process, when one end of the installation pressure sensing head 11 contacts another reinforcing steel bar, the sound is generated, the measurement is finished, the ruler body 1 can be taken out for direct viewing, the lock bolt 7 can be directly lifted when the ruler is needed to be used again, the lock catch rack 9 is separated from the limit tooth groove 6, the elastic force of the first spring 5 drives the movable ruler plate 2 to reset, and then the operation is repeated.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (5)
1. The utility model provides a reinforcing bar protective layer thickness check before worker uses measuring tape which characterized in that: the ruler comprises a ruler body, wherein a moving groove and a moving ruler plate are arranged on the ruler body, the moving ruler plate is sleeved on the ruler body, a sliding block is arranged in the middle of the moving ruler plate, the sliding block is installed in the moving groove, a first spring is arranged in the moving groove, one end of the first spring is fixedly connected with one end of the moving groove, the other end of the first spring is fixedly connected with the sliding block, and a limiting mechanism is arranged on the upper portion of the moving ruler plate.
2. The measuring tape for the thickness inspection of the steel bar protection layer before the construction according to claim 1, wherein: the limiting mechanism comprises a lock bolt, a second spring and a lock catch rack, the second spring is arranged between the lock bolt and the lock catch rack, the lock catch rack is installed at the lower end of the lock bolt, a tooth block is arranged on the lock catch rack, a limiting tooth groove is formed in the upper portion of the ruler body, and the tooth block and the limiting tooth groove are correspondingly arranged.
3. The measuring tape for the thickness inspection of the steel bar protection layer before the construction according to claim 1, wherein: one end of the ruler body is provided with a pressure sensing head, the other end of the ruler body is provided with a handle, and the handle is provided with a power-on switch of the pressure sensing head.
4. The measuring tape for the thickness inspection of the steel bar protection layer before the construction according to claim 2, wherein: the number of the limiting tooth grooves corresponds to the scale.
5. The measuring tape for the thickness inspection of the steel bar protection layer before the construction according to claim 3, wherein: the movable ruler plate is provided with a small detection lamp, and the small detection lamp and the ruler body are provided with scales on one side and are collinear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121920865.1U CN216432779U (en) | 2021-08-17 | 2021-08-17 | Measuring scale for pre-construction inspection of thickness of steel bar protective layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121920865.1U CN216432779U (en) | 2021-08-17 | 2021-08-17 | Measuring scale for pre-construction inspection of thickness of steel bar protective layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216432779U true CN216432779U (en) | 2022-05-03 |
Family
ID=81321797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121920865.1U Active CN216432779U (en) | 2021-08-17 | 2021-08-17 | Measuring scale for pre-construction inspection of thickness of steel bar protective layer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216432779U (en) |
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2021
- 2021-08-17 CN CN202121920865.1U patent/CN216432779U/en active Active
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