CN217561151U - Auxiliary tool and device for displacement observation - Google Patents
Auxiliary tool and device for displacement observation Download PDFInfo
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- CN217561151U CN217561151U CN202220021345.5U CN202220021345U CN217561151U CN 217561151 U CN217561151 U CN 217561151U CN 202220021345 U CN202220021345 U CN 202220021345U CN 217561151 U CN217561151 U CN 217561151U
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Abstract
The utility model discloses an auxiliary tool and a device for displacement observation, which comprises a base contact plate; the base fixing rod is fixedly connected to the upper surface of the base contact plate, the interior of the base fixing rod is a hollow area, and the through hole is used for connecting a detachable adjusting mechanism; the screw rod is arranged in the through hole in a penetrating mode and used for adjusting the object to be fixed. The problem of transfer rod appear screens, unstability, break away from the contact with the anchor head when displacement measurement appears in the side slope stock resistance to plucking test is solved. The utility model has the advantages that: can be effectual with anchor head displacement transmission to displacement sensor, for experimental stable, accurate displacement data that provides, not receive the restriction of stock body of rod diameter simultaneously, have convenient to carry, the installation is simple, and it is convenient to dismantle, advantages such as repeatedly usable.
Description
Technical Field
The utility model relates to an experimental technical field of stock withdrawal resistance particularly, relates to an auxiliary fixtures and device for displacement is surveyd.
Background
The anchor rods are used for a slope supporting system in a large quantity, and the anchoring performance and quality of the slope surrounding rock can be accurately reflected through an anchor rod pulling resistance test. The anti-pulling force detection of the railway slope anchor rod needs to record the anti-pulling force value and the displacement change, the force value can be read through a pressure gauge on a loading device, the displacement change needs to be measured and read through erecting a displacement sensor, and the anchor head displacement observation is a key parameter in the whole test process.
However, the area of the rod head is too small and the flatness is not good at present, so that the situations of clamping, instability, separation from contact and the like of the transmission rod of the displacement sensor and the anchor head often occur in the displacement measuring and reading process.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a base is surveyed to displacement, it can make the experimentation need not carry out special treatment to the anchor head, also need not polish the anchor head, has improved test efficiency and accuracy greatly. In order to achieve the above purpose, the utility model adopts the following technical scheme:
the application provides an auxiliary tool for displacement observation, which comprises a base contact plate; the base fixing rod is fixedly connected to the upper surface of the base contact plate, a hollow area is arranged inside the base fixing rod, the hollow area is provided with a space capable of containing an object to be fixed, a through hole is formed in the side surface of the base fixing rod, and the through hole is used for being connected with a detachable adjusting mechanism; the adjusting mechanism comprises a screw rod, and the screw rod is arranged in the through hole in a penetrating mode and used for adjusting the object to be fixed.
In the prior art, the front end of a rod body of a detected anchor rod is cut, polished and leveled mainly in a railway slope anchor rod anti-pulling test, a transmission rod of a displacement sensor is erected on a rod head to measure and read displacement, the diameter of the rod head is generally 25-32cm, but because the area of the rod head is too small and the flatness is not good, errors caused by the conditions that the transmission rod of the displacement sensor is clamped with the anchor head, is unstable and is separated from contact and the like are frequently generated in the displacement measuring and reading process, the accuracy of displacement measurement and reading is greatly reduced, the test efficiency is low, and the accuracy of results is difficult to guarantee.
The utility model discloses increased base contact plate, hollow base dead lever and screw rod, realized will treating fixed object through three's mutually supporting and fix in hollow region, can become flexible the screw rod after experimental end, realize that adjustment mechanism is detachable, and experimental end back pine moves the screw rod, used repeatedly to have convenient to carry, the installation is simple, dismantles convenient advantage, also has wide application prospect and use value under the condition of other needs observation displacements.
In combination with the above technical solutions, in some possible implementations, the base fixing rod is made of stainless steel.
In combination with the above-mentioned technical solutions, in some possible implementations, the base fixing rod is a hollow cylinder.
By combining the technical scheme provided by the above, in some possible implementation manners, the inner diameter of the base fixing rod is 32-40mm, and the outer diameter is 35-43mm; the diameter of the screw is 7-10mm.
In summary of the above-described technical solutions, in some possible implementations, the bottom surface of the base contact plate is circular.
A displacement observation device also comprises a counterforce device; the center-penetrating jack is arranged on the counterforce device, and a displacement sensor is arranged on the center-penetrating jack; the anchor rod is arranged in the through jack, and the bottom end of the anchor rod penetrates through the through jack and the counterforce device and is fixed on the ground;
when the device works, the base fixing rod is sleeved at the top end of the anchor rod, so that the top end of the anchor rod is in close contact with the base fixing rod, and the displacement sensor is connected with the bottom surface of the base contact plate.
By integrating the technical scheme provided by the above, in some possible implementation modes, the top end of the anchor rod is an output end, the output end is an anchor head, and the anchor head is sleeved in the base fixing rod and is tightly connected with the base fixing rod.
In combination with the above-mentioned technical solutions, in some possible implementations, the outer diameter of the anchor rod is smaller than the inner diameter of the base fixing rod.
In summary, in some possible implementations, the transmission rod of the displacement sensor is perpendicular to the center of the base contact plate.
The utility model has the advantages that:
the utility model relates to an auxiliary fixtures for displacement observation provides stable observation face for the displacement observation, can be effectual with anchor head displacement transmission to displacement sensor, for experimental stable, accurate displacement data that provides, do not receive the restriction of stock body of rod diameter simultaneously, have convenient to carry, the installation is simple, dismantles advantages such as convenient, repeatedly usable. The device has wide application prospect and use value under other conditions that displacement needs to be observed.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the embodiments of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural view of the auxiliary tool provided in the embodiment of the present invention.
Fig. 2 is a front view of the auxiliary tool provided in the embodiment of the present invention.
Fig. 3 is a top view of the auxiliary tool provided in the embodiment of the present invention.
Fig. 4 is a schematic structural view of a displacement observation device provided by an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of a displacement sensor provided in an embodiment of the present invention.
The labels in the figure are: 1. a base contact plate; 2. a base fixing rod; 3. a screw; 4. an anchor rod; 5. an anchor head; 6. a center-penetrating jack; 7. a counterforce device; 8. and a displacement sensor.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in 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 the 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 invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
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. Meanwhile, in the description of the present invention, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.
As shown in fig. 1-5, the present embodiment provides a displacement observation base, which includes a base contact plate 1; the base fixing rod 2 is fixedly connected to the upper surface of the base contact plate 1, the base fixing rod 2 and the base contact plate 1 are integrally formed, the inside of the base fixing rod 2 is a hollow area, the hollow area is provided with a space capable of containing an object to be fixed, and the side surface of the base fixing rod 2 is provided with a through hole which is used for connecting a detachable adjusting mechanism; the adjusting mechanism comprises a screw rod 3, and the screw rod 3 is arranged in the through hole in a penetrating mode and used for adjusting an object to be fixed.
In some alternative embodiments, the base-retaining bar 2 is made of stainless steel; the base fixing rod 2 is a hollow cylinder, and the hollow cylinder can be used for accommodating an object to be fixed and placing the object to be fixed into the hollow cylinder, so that the inner wall of the hollow cylinder is in full contact with the object to be fixed;
preferably, the inner diameter of the base fixing rod 2 is 36mm, and the outer diameter is 40mm; the diameter of the screw 3 is 7-10mm; the outer diameter of the anchor rod 4 is smaller than the inner diameter of the base fixing rod 2, so that the top end of the anchor rod 4 is an output end, the output end is an anchor head 5, and the anchor head 5 is sleeved in the base fixing rod 2 and is tightly connected with the base fixing rod 2; the anchor rod 4 is an object to be measured, and the anchor head 5 of the anchor rod 4 can be placed in the hollow part of the base fixing rod 2.
Preferably, the bottom surface of the base contact plate 1 is circular, the circular bottom surface does not need to be polished smoothly, the flatness is high, and in the process of measuring displacement, the situations that the transfer rod of the displacement sensor 8 is blocked, unstable and separated from the anchor head 5 and the like cannot easily occur.
A displacement observation device further comprises a counterforce device 7; the center-penetrating jack 6 is arranged on the counterforce device 7, and the center-penetrating jack 6 is provided with a displacement sensor 8; the anchor rod 4 is arranged in the through jack 6, and the bottom end of the anchor rod 4 penetrates through the through jack 6 and the counterforce device 7 and is fixed on the ground; counterforce 7, punch jack 6 and displacement sensor 8 use mutually supporting, this displacement transmission base when carrying out the resistance to plucking experiment embodiment as follows:
(1) According to the actual diameter of the anchor head 5 of the detected anchor rod 4, the fixing screw rod 3 is adjusted to be in proper size with the anchor head 5 through a bolt on the base fixing rod 2;
(2) The base fixing rod 2 is sleeved into the anchor head 5, and the displacement conduction base is firmly arranged on the anchor head 5 by adjusting the screw rod 3;
(3) After the displacement conduction base is fixed on the anchor head 5, a transmission rod of the displacement sensor 8 is vertically arranged on the base contact plate 1 to perform an anti-pulling test on the anchor rod 4;
(4) And after the test is finished, loosening the fixing screw rod 3, dismantling the displacement conduction base, and installing the displacement conduction base on an anchor head 5 to be tested for repeated use.
During operation, the base fixing rod 2 is sleeved on the top end of the anchor rod 4, so that the top end of the anchor rod 4 is in close contact with the base fixing rod 2, and the displacement sensor 8 is connected with the bottom surface of the base contact plate 1.
It should be noted that the transmission rod of the displacement sensor 8 is vertically positioned at the center of the base contact plate 1; preferably, the base contact plate is circular in shape, can also be other shapes to the diameter of circular shape is 100mm, can effectual increase displacement sensor 8 transfer pole and anchor head 5's area of contact in the test process, can effectual transfer anchor head 5 displacement.
Besides, the base fixing valve is a screw rod 3 with the diameter of 8mm, the base can be quickly fixed at the position of the anchor head 5, and the base can be quickly detached after the test is finished.
It should be noted that, preferably, the base material used in the experimental data is chromium-nickel stainless steel; the density of the adopted material is 7.93 (20 ℃, g/cm < 3 >); and the displacement sensor 8 and the through jack 6 are prior art.
To sum up, the utility model discloses a displacement is surveyd and is provided stable observation face, can be effectual with 5 displacement transmission to displacement sensor 8 of anchor head, for experimental stable, accurate displacement data that provide, do not receive the restriction of 4 body of rod diameters of stock simultaneously, have convenient to carry, the installation is simple, dismantles advantages such as convenient, repeatedly usable. The device has wide application prospect and use value under other conditions that displacement needs to be observed.
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 the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one 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, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. The utility model provides an auxiliary fixtures for displacement observation which characterized in that includes:
a base contact plate (1);
the base fixing rod (2) is fixedly connected with the base contact plate (1) and arranged on the upper surface of the base contact plate (1), a space capable of containing an object to be fixed is arranged in the base fixing rod (2), a through hole is formed in the side surface of the base fixing rod (2), and the base fixing rod (2) is a hollow cylinder; and
the adjusting mechanism comprises a screw rod (3), and the screw rod (3) is matched with the through hole to adjust the object to be fixed.
2. The auxiliary tool for displacement observation according to claim 1, wherein: the base fixing rod (2) is made of stainless steel.
3. The auxiliary tool for displacement observation according to claim 1, wherein: the inner diameter of the base fixing rod (2) is 32-40mm, and the outer diameter of the base fixing rod is 35-43mm;
the diameter of the screw (3) is 7-10mm.
4. The auxiliary tool for displacement observation according to claim 1, wherein: the shape of the bottom surface of the base contact plate (1) is circular.
5. A displacement observation device, comprising the auxiliary tool for displacement observation according to any one of claims 1 to 4, and further comprising:
a reaction force device (7);
the center-penetrating jack (6) is arranged above the counterforce device (7), and the center-penetrating jack (6) is arranged above the counterforce device;
the displacement sensor (8), the displacement sensor (8) is set up above the said piercing jack (6); and
the anchor rod (4), the anchor rod (4) passes through the piercing jack (6) and the counterforce device (7) in sequence, and the bottom end of the anchor rod (4) is fixed on the ground;
when the device works, the base fixing rod (2) is sleeved at the top end of the anchor rod (4), so that the top end of the anchor rod (4) is in contact with the base fixing rod (2), and the displacement sensor (8) is connected with the surface of the base contact plate (1).
6. A displacement observing device according to claim 5, wherein: the top of stock (4) is anchor head (5), anchor head (5) cover is established in base dead lever (2) and with base dead lever (2) are connected.
7. The displacement observation device according to claim 5, wherein: the outer diameter of the anchor rod (4) is smaller than the inner diameter of the base fixing rod (2).
8. A displacement observing device according to claim 5, wherein: the transmission rod of the displacement sensor (8) is arranged in the center of the base contact plate (1) and is vertical to the surface of the base contact plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220021345.5U CN217561151U (en) | 2022-01-06 | 2022-01-06 | Auxiliary tool and device for displacement observation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220021345.5U CN217561151U (en) | 2022-01-06 | 2022-01-06 | Auxiliary tool and device for displacement observation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217561151U true CN217561151U (en) | 2022-10-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220021345.5U Active CN217561151U (en) | 2022-01-06 | 2022-01-06 | Auxiliary tool and device for displacement observation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217561151U (en) |
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2022
- 2022-01-06 CN CN202220021345.5U patent/CN217561151U/en active Active
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