Right-angle prism for measuring and monitoring

Abstract

The utility model relates to the technical field of rectangular prisms, and discloses a rectangular prism for measurement and monitoring, which comprises a prism and an L-shaped mounting rod, the prism is mounted on the mounting rod and is close to an included angle, a connecting rod is rotatably mounted at one end, far away from the prism, of the mounting rod, and mounting holes are formed in the mounting rod and the connecting rod. The installation strength and the installation flexibility after the rectangular prism is installed can be improved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of right-angle prisms, in particular to a right-angle prism for measurement and monitoring. BACKGROUND

[0002] The right-angle prism is a prism with a 90-degree angle, which can refract or reflect incident light according to a specific angle. In measurement and monitoring, the right-angle prism is usually used in cooperation with optical measurement instruments such as total stations, and the light signals emitted by the total station are reflected to realize accurate ranging and orientation. The right-angle prism is the most commonly used monitoring point in current automatic monitoring and can monitor horizontal displacement and settlement.

[0003] REFERENCE Figure 1 The right-angle prism comprises a prism 10 and an L-shaped mounting rod 20, the prism 10 is fixedly installed on the mounting rod 20 through a screw rod, the mounting rod 20 is provided with a mounting hole 40, and the mounting rod 20 is used in cooperation with a bolt 62 to enable the right-angle prism 10 to be installed on one plane of a building component such as a wall, a beam or a column, and the installation strength needs to be improved. CONTENT OF THE UTILITY MODEL

[0004] In order to improve the above problems, the application provides a right-angle prism for measurement and monitoring.

[0005] The application provides a right-angle prism for measurement and monitoring, which adopts the following technical scheme:

[0006] The right-angle prism for measurement and monitoring comprises a prism and an L-shaped mounting rod, the prism is installed on the mounting rod and close to an included angle, a connecting rod is rotationally installed at one end of the mounting rod away from the prism, and the mounting rod and the connecting rod are both provided with mounting holes.

[0007] Through the above technical scheme, the mounting rod and the connecting rod can be fixed on the plane of a wall, a beam or a column through cooperation of expansion bolts and nuts, the connecting rod and the mounting rod are rotationally connected, the connecting rod and the mounting rod can be installed on different planes, and the installation strength and installation flexibility of the right-angle prism after installation are increased.

[0008] Optionally, the mounting rod is provided with a slot for inserting the connecting rod, the mounting rod is slidingly installed with a plug rod in the slot, and the connecting rod and the plug rod are rotationally connected.

[0009] Through the above technical scheme, when the connecting rod is inserted into the mounting rod, the connecting rod and the mounting rod are installed on the same plane, the connecting rod and the plug rod are cooperated, the connecting rod can slide out of the mounting rod and can be rotated.

[0010] Optionally, the mounting rod is provided with a fixing assembly to drive the mounting hole axis of the connecting rod and the mounting hole axis of the mounting rod to be parallel to each other, or the mounting hole axis of the connecting rod and the mounting hole axis of the mounting rod to be perpendicular to each other.

[0011] By adopting the technical scheme, the two adjacent surfaces of the wall and the column are generally at an included angle of 90°, and the addition of the fixing assembly enables the mounting rod and the connecting rod to form an included angle of 90°, thereby facilitating the mounting of the mounting rod and the connecting rod on different wall surfaces.

[0012] Optionally, the fixing assembly comprises a bolt and a fixing rod, the fixing rod is inserted into the mounting rod and is threadedly connected with the connecting rod, the bolt is threadedly connected with the mounting rod and abuts against the fixing rod, the connecting rod is provided with a first threaded hole and a second threaded hole, when the connecting rod is inserted into the mounting rod, the fixing rod is threadedly connected with the first threaded hole of the connecting rod, and when the connecting rod is extended out of the mounting rod, the fixing rod is threadedly connected with the second threaded hole of the connecting rod, so that the connecting rod and the mounting rod form an included angle of 90°.

[0013] By adopting the technical scheme, the included angle between the connecting rod and the mounting rod can be switched between 0° and 90°, thereby further improving the flexibility and adaptability of the mounting.

[0014] Optionally, the mounting rod is fixedly provided with a positioning rod in the slot, and the insertion rod and the positioning rod are in sliding connection.

[0015] By adopting the technical scheme, the movement of the insertion rod and the connecting rod is more stable under the guidance of the positioning rod.

[0016] Optionally, the positioning rod is detachably mounted on the mounting rod.

[0017] By adopting the technical scheme, the detachable positioning rod design increases the flexibility of the mounting.

[0018] Optionally, the connecting rod is provided with a recess, and the connecting rod is provided with a rotating shaft in the recess, and the insertion rod and the rotating shaft are in rotating connection.

[0019] Optionally, the connecting rod has a polygonal cross section, and when the connecting rod is inserted into the slot, the outer wall of the connecting rod is attached to the inner wall of the slot.

[0020] By adopting the technical scheme, the polygonal cross section of the connecting rod increases the contact area between the connecting rod and the slot, and also enables the connecting rod to be inserted into the mounting rod without rotating.

[0021] In summary, the present application has at least one of the following beneficial effects:

[0022] 1. The mounting rod and the connecting rod can be fixedly mounted on the same plane, and the mounting rod and the connecting rod can also be fixedly mounted on different planes, thereby increasing the mounting flexibility and the mounting strength of the right-angle prism.

[0023] 2. The design of the fixing assembly enables the connecting rod to be stably mounted in the mounting rod or a stable 90° angle to be formed between the connecting rod and the mounting rod. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 is a schematic diagram of the overall structure of the related art;

[0025] Figure 2 is a schematic diagram of the overall structure of the embodiment of the present application, in which a 90° angle is formed between the connecting rod and the mounting rod;

[0026] Figure 3 is a sectional view of the embodiment of the present application, in which the connecting rod is inserted into the mounting rod;

[0027] Figure 4 is a sectional view of the embodiment of the present application, in which a 90° angle is formed between the connecting rod and the mounting rod;

[0028] Figure 5 is a sectional view of the embodiment of the present application, in which the first threaded hole of the fixing rod and the connecting rod are threadedly connected;

[0029] Figure 6 is a sectional view of the embodiment of the present application, in which the second threaded hole of the fixing rod and the connecting rod are threadedly connected;

[0030] Figure 7 is a schematic diagram of the structure of the embodiment of the present application;

[0031] Figure 8 is a schematic diagram of the overall structure of the embodiment of the present application, in which the connecting rod is inserted into the mounting rod.

[0032] BRIEF DESCRIPTION OF REFERENCE NUMERALS: 10, prism; 20, mounting rod; 21, insertion slot; 22, insertion hole; 23, countersunk threaded hole; 30, connecting rod; 31, clearance slot; 32, rotating shaft; 33, first threaded hole; 34, second threaded hole; 40, mounting hole; 50, insertion rod; 51, sliding slot; 52, second limiting block; 60, fixing assembly; 61, fixing rod; 62, bolt; 70, positioning rod; 71, first limiting block. DETAILED DESCRIPTION

[0033] The following will be described in detail with reference to the accompanying drawings. Figure 2 - the accompanying drawings Figure 8 The present application will be described in further detail.

[0034] The embodiment of the present application discloses a right-angle prism for measurement and monitoring. With reference to the accompanying drawings, Figure 2The utility model provides a right angle prism for measuring and monitoring, which comprises a prism 10, an L-shaped mounting rod 20, the prism 10 is fixedly installed on one end of the L-shaped mounting rod 20 through a screw rod, and the other end of the mounting rod 20 is fixedly installed on a building component. After the prism is installed on the building component, the prism 10 can keep a vertical state with the building component. One end of the mounting rod 20 is rotatably installed with a connecting rod 30, and the mounting rod 20 and the connecting rod 30 are both provided with mounting holes 40. The cooperation between the connecting rod 30 and the mounting rod 20 enables the mounting rod and the connecting rod 30 to be fixed on the same wall surface at the same time or enables the mounting rod and the connecting rod 30 to be installed on different wall surfaces. When the mounting rod is fixed on one wall surface through an expansion bolt 62, the connecting rod 30 is fixed on the other wall surface through the expansion bolt 62, thereby increasing the stability of the right angle prism 10.

[0035] With reference to Figure 2 and Figure 3 , the mounting rod 20 is provided with a slot 21 for inserting the connecting rod 30, and the cross section of the connecting rod 30 is polygonal. In the embodiment of the utility model, the cross section of the connecting rod 30 is rectangular. The connecting rod 30 is inserted into the slot 21, the peripheral sidewall of the connecting rod 30 is in contact with the inner wall of the slot 21, and the connecting rod 30 can only slide along the mounting rod 20 and cannot rotate.

[0036] With reference to Figure 3 and Figure 4 , the mounting rod 20 is slidably installed with a plug rod 50 in the slot 21, one end of the connecting rod 30 is provided with a recess 31, the connecting rod 30 and the plug rod 50 are rotatably connected through a rotating shaft 32, the central axis of the rotating shaft 32 is perpendicular to the length direction of the connecting rod 30, and when the connecting rod 30 slides out of the mounting rod 20, the connecting rod 30 rotates around the rotating shaft 32 as the rotation center, and the connecting rod 30 can be rotated to form a 90° angle with the mounting rod 20.

[0037] The mounting rod 20 is detachably installed with a positioning rod 70 in the slot 21, the plug rod 50 is provided with a sliding groove 51, one end of the positioning rod 70 is inserted into the sliding groove 51, and one side wall of the positioning rod 70 is in contact with the inner wall of the sliding groove 51. One end of the positioning rod 70, which is inserted into the sliding groove 51, is fixedly connected with a first limiting block 71, and the inner wall of the slot of the sliding groove 51 of the plug rod 50 is fixedly connected with a second limiting block 52, so that the plug rod 50 can stably slide in the mounting rod 20 and cannot be separated from the mounting rod 20.

[0038] The end of the positioning rod 70 located in the slot 21 has an excessively large outer diameter, the part of the positioning rod 70 with an excessively small outer diameter is protruded out of the mounting rod 20 and is threadedly connected with a nut, so that the positioning rod 70 can be detachably installed on the mounting rod 20. The detachable positioning rod 70 facilitates the installation of the plug rod 50 on the mounting rod 20.

[0039] The fixing assembly 60 is installed on the mounting rod 20, so that the connecting rod 30 is stably inserted into the mounting rod 20, the axis of the mounting hole 40 of the connecting rod 30 and the axis of the mounting hole 40 of the mounting rod 20 keep parallel state; the connecting rod 30 extends out of the mounting rod 20 and keeps 90° angle with the mounting rod 20, the axis of the mounting hole 40 of the connecting rod 30 and the axis of the mounting hole 40 of the mounting rod 20 keep vertical state.

[0040] Specifically, referring to Figure 5 and Figure 6 , the fixing assembly 60 comprises a fixing rod 61 and a bolt 62, the bolt 62 is threadedly connected with the mounting rod 20 and abuts against the outer wall of the fixing rod 61; the mounting rod 20 is provided with an insertion hole 22 for inserting the fixing rod 61, the insertion hole 22 is communicated with the insertion slot 21. After the fixing rod 61 is threadedly connected with the connecting rod 30, the bolt 62 abuts against the outer wall of the fixing rod 61, and the fixing rod 61 and the connecting rod 30 are both fixed on the mounting rod 20.

[0041] Referring to Figure 7 , the connecting rod 30 is provided with a first threaded hole 33 and a second threaded hole 34 for threadedly connecting with the fixing rod 61, the axis of the first threaded hole 33 and the axis of the second threaded hole 34 are perpendicular to each other.

[0042] Referring to Figure 5 and Figure 6 , when the connecting rod 30 is inserted into the mounting rod 20, the fixing rod 61 is threadedly connected with one of the insertion holes 22 and the first threaded hole 33. When the connecting rod 30 extends out of the mounting rod 20 and rotates 90°, the fixing rod 61 is threadedly connected with the other insertion hole 22 and the second threaded hole 34.

[0043] Referring to Figure 6 and Figure 8 , the insertion hole 22 is provided with two, the end of the fixing rod 61 is provided with an inner hexagonal hole, the fixing rod 61 is inserted into different insertion holes 22, the installation position of the fixing rod 61 is different, the side wall of the mounting rod 20 is provided with two countersunk threaded holes 23 for threadedly connecting with the bolt 62. After the fixing rod 61 is threadedly connected with the connecting rod 30, the bolt 62 abuts against the fixing rod 61, so that the fixing rod 61 can be fixed on the mounting rod 20, and the connecting rod 30 also forms a stable connection relationship with the mounting rod 20.

[0044] The implementation principle of the right-angle prism for measuring and monitoring according to the embodiment of the application is as follows:

[0045] One end of the mounting rod 20 is fixed with the prism 10, and the other end is designed to be rotationally connected with the connecting rod 30. This design allows the connecting rod 30 to rotate around a point on the mounting rod 20, so that the mounting rod 20 and the connecting rod 30 can be fixed and installed on different planes, thereby increasing the installation strength and flexibility of the right-angle prism 10.

[0046] The above are all preferred embodiments of the present application, and do not limit the protection scope of the present application, so that: all equivalent changes made according to the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. A right-angle prism for measurement monitoring, comprising a prism (10) and an L-shaped mounting rod (20), the prism (10) being mounted on the mounting rod (20) near the included angle, characterized in that: The installation rod (20) is rotatably installed with a connecting rod (30) at one end away from the prism (10), and the installation rod (20) and the connecting rod (30) are both provided with installation holes (40).

2. The right angle prism for measurement monitoring according to claim 1, characterized in that: The installation rod (20) is provided with a slot (21) for inserting the connecting rod (30), and the installation rod (20) is slidably installed with an insertion rod (50) in the slot (21), and the connecting rod (30) and the insertion rod (50) are rotatably connected.

3. The right angle prism for measurement monitoring according to claim 2, characterized by: The installation rod (20) is installed with a fixing assembly (60) so that the central axis of the installation hole (40) of the connecting rod (30) and the central axis of the installation hole (40) of the installation rod (20) are parallel to each other, or the central axis of the installation hole (40) of the connecting rod (30) and the central axis of the installation hole (40) of the installation rod (20) are perpendicular to each other.

4. The right angle prism for measurement monitoring according to claim 3, characterized by: The fixing assembly (60) comprises a bolt (62) and a fixing rod (61), the fixing rod (61) is inserted into the installation rod (20) and is threadedly connected with the connecting rod (30), the bolt (62) is threadedly connected with the installation rod (20) and abuts against the fixing rod (61), the connecting rod (30) is provided with a first threaded hole (33) and a second threaded hole (34), when the connecting rod (30) is inserted into the installation rod (20), the fixing rod (61) is threadedly connected with the first threaded hole (33) of the connecting rod (30), when the connecting rod (30) is extended out of the installation rod (20), the fixing rod (61) is threadedly connected with the second threaded hole (34) of the connecting rod (30), and the connecting rod (30) and the installation rod (20) form a 90° angle.

5. The right angle prism for measurement monitoring according to claim 2, characterized by: The installation rod (20) is fixedly installed with a positioning rod (70) in the slot (21), and the insertion rod (50) and the positioning rod (70) are slidably connected.

6. A right angle prism for measurement monitoring according to claim 5, characterized in that: The positioning rod (70) is detachably installed on the installation rod (20).

7. The right angle prism for measurement monitoring according to claim 2, characterized by: The connecting rod (30) is provided with a recessed groove (31), and the connecting rod (30) is installed with a rotating shaft (32) in the recessed groove (31), and the insertion rod (50) and the rotating shaft (32) are rotatably connected.

8. The right angle prism for measurement monitoring according to claim 7, characterized by: The connecting rod (30) has a polygonal cross section, and when the connecting rod (30) is inserted into the slot (21), the outer wall of the connecting rod (30) is attached to the inner wall of the slot (21).

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