CN114838801A - Angle adjusting device - Google Patents

Abstract

The embodiment of the invention discloses an angle adjusting device, which comprises: the fixing block, the opening and closing part and the adjusting rod are arranged on the base; one surface of the fixed block is fixedly connected with the free hinge of the opening and closing part, and the opposite surface of the fixed block is a concave surface and is matched with a part to be clamped of a workpiece to be adjusted; the adjusting rod penetrates through a fixed hinge of the opening and closing part to be connected with a free hinge of the opening and closing part, and the opening and closing of the opening and closing part is driven by stretching. The adjusting time is shortened, and the working efficiency and the measuring accuracy are improved.

Description

An angle adjustment device

technical field

The invention relates to the field of underwater acoustic testing, in particular to an angle adjustment device.

Background technique

During the test of the anechoic tank, the high-frequency hydrophone needs to be installed underwater, so that the test hydrophone, the transmitting transducer, and the standard hydrophone are at the same depth. The angle is small, and the positional accuracy of the installation in the pitch angle and rotation direction is high. Using the traditional installation and fixing method, only the depth and rotation direction can be adjusted, but the pitch angle of the hydrophone cannot be adjusted. During the test, if the installation is improper, it will cause serious deviation of the results. It is necessary to combine the test situation and repeat the loading and unloading adjustment in order to install the hydrophone to be tested in the proper position, which will have a great impact on the smooth progress of the test.

SUMMARY OF THE INVENTION

In order to solve the above problems, the present invention provides an angle adjustment device, which adjusts the pitch angle of the free hinge and the fixed hinge of the opening and closing part by setting the adjustment rod connected with the opening and closing part, so as to solve the problem of the workpiece to be tested in the prior art. The problem of not being able to precisely adjust the pitch angle.

In order to achieve the above purpose, an embodiment of the present invention provides an angle adjustment device, comprising: a fixing block, an opening and closing part, and an adjusting rod; one side of the fixing block is fixedly connected with the free hinge of the opening and closing part, and the opposite side is The concave surface is adapted to the part to be clamped of the workpiece to be adjusted; the adjusting rod passes through the fixed hinge of the opening and closing part and is connected to the free hinge of the opening and closing part, and drives the opening and closing part by telescopic Opening and closing.

Optionally, it also includes a support rod, which is sleeved on the outside of the adjustment rod, one end of which is fixedly connected to the upper surface of the fixed hinge, and the other end is fixedly connected with a base; the base is also fixedly connected There are retaining rods for attaching to external mobile devices.

Optionally, the fixing hinge is provided with a threaded hole for screwing with the adjusting rod.

Optionally, it also includes a mounting seat, the mounting seat is provided with a through hole through which the support rod can pass; the mounting seat is connected to the base.

Optionally, the opening and closing portion is provided with an elastic member connecting the free end of the fixed hinge and the free end of the free hinge, and is used to cooperate with the adjusting rod to drive the opening and closing of the opening and closing portion.

Optionally, the material of the fixing block and the opening and closing portion is plexiglass.

The above technical solution has the following beneficial effects: the adjusting rod controls the opening and closing of the opening and closing part to drive the free hinge of the opening and closing part to move relative to the fixed hinge, and then complete the clamping of the workpiece to be adjusted connected with the lower surface of the free hinge. The fixed block moves to realize the angle adjustment of the workpiece to be adjusted, and the angle adjustment of the workpiece to be adjusted can be realized by controlling the adjustment rod, which reduces the installation and debugging time of the workpiece to be adjusted, and improves the work efficiency and debugging accuracy.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained according to these drawings without creative efforts.

1 is a schematic structural diagram of an angle adjustment device provided by an embodiment of the present invention;

FIG. 2 is a schematic view of the structure of the angle adjusting device provided by the embodiment of the present invention when it is used.

Reference numerals: 100-fixed block 200-opening and closing part 2001-fixed hinge 2002-free hinge 300-adjusting rod 400-support rod 500-base 600-mounting seat 700-elastic piece 800-fixing screw 900-fine adjustment Bolt 1 - Workpiece to be adjusted 2 - Fixing rod

Detailed ways

The technical solutions in 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. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

FIG. 1 is a schematic structural diagram of an angle adjusting device provided by an embodiment of the present invention. As shown in FIG. 1 , an embodiment of the present invention provides an angle adjusting device, including: a fixing block 100, an opening and closing portion 200, and an adjusting rod 300; One side of the fixing block 100 is fixedly connected with the free hinge 2002 of the opening and closing part 200 , and its opposite surface is a concave surface, which is adapted to the part to be clamped of the workpiece to be adjusted; the adjusting rod 300 passes through the opening and closing part The fixed hinge 2001 of the 200 is connected with the free hinge 2002 of the opening and closing part 200, and the opening and closing of the opening and closing part 200 is driven by telescopic.

The fixing block 100 is a U-shaped block, the U-shaped concave surface is adapted to the to-be-clamped part of the workpiece 1 to be adjusted, and the U-shaped concave surface is clamped at the to-be-clamped part of the to-be-adjusted workpiece 1 to fix the to-be-adjusted workpiece 1, U-shaped The opposite side of the concave surface is connected to the lower surface of the free hinge 2002. When the free hinge 2002 moves relative to the fixed hinge 2001, it drives the fixed block 100 to move, so as to adjust the pitch angle of the workpiece 1 to be adjusted.

The opening and closing part 200 includes a fixed hinge 2001 and a free hinge 2002, one end of the fixed hinge 2001 and one end of the free hinge 2002 are movably connected by a pin, and the adjusting rod 300 passes through the upper parts of the fixed hinge 2001 and the free hinge 2002. When the adjusting rod 300 is extended and retracted, the free hinge 2002 opens and closes up and down with the adjusting rod 300 to drive the workpiece 1 to be adjusted to move. When the adjusting rod 300 moves in the direction of the free hinge 2002, push the free hinge 2002 away from the fixed hinge 2001, increase the angle between the free hinge 2002 and the fixed hinge 2001, and realize the adjustment of the depression angle of the workpiece 1 to be adjusted; When the rod 300 moves in the direction of the fixed hinge 2001, the free hinge 2002 is pulled close to the fixed hinge 2001, and the angle between the free hinge 2002 and the fixed hinge 2001 is reduced, and the elevation angle of the workpiece 1 to be adjusted can be adjusted. The free end of the adjustment rod 300 is provided with a fine adjustment bolt 900 . The fine adjustment bolt 900 is integrally formed with the adjustment rod 300 , and the operator rotates the fine adjustment bolt 900 to adjust the telescopic size of the adjustment rod 300 .

The adjustment of the pitch angle of the workpiece 1 to be adjusted is realized through the expansion and contraction of the adjustment rod 300 , which reduces the installation and debugging time of the workpiece 1 to be adjusted, and improves the work efficiency and the accuracy of subsequent tests.

FIG. 2 is a schematic diagram of the structure of the angle adjusting device provided by the embodiment of the present invention when in use. As shown in FIG. 2 , as a possible implementation manner, a support rod 400 is further included, and the support rod 400 is sleeved on the adjusting rod 300, one end is fixedly connected to the upper surface of the fixed hinge 2001, and the other end passes through the base 500 and is fixedly connected to the base 500; the base 500 is also fixedly connected with a fixing rod 2 for card mounting On the external mobile device, the free ends of the fixed rod 2 and the support rod 400 are on the same side of the base 500 . Preferably, the fixing rod 2 is screwed to the base 500 .

The support rod 400 is wrapped around the adjustment rod 300 , and the support rod 400 is shorter than the adjustment rod 300 . The base 500 is also connected with a fixing rod. As a preferred embodiment, the fixing rod is screwed to the base 500 .

The fixed rod can be fixed on the mobile device, and the mobile device controls the horizontal and vertical movement of the angle adjusting device, or adjusts the inclination angle of the angle adjusting device.

As shown in FIG. 2 , as a possible implementation manner, the fixing hinge 2001 is provided with a threaded hole for screwing with the adjusting rod 300 .

When the adjusting rod 300 is rotated, the angle of the free hinge 2002 can be finely adjusted to improve the accuracy of adjustment. As a preferred embodiment, the adjusting rod 300 is made of a Φ10 metal rod, and one end connected with the fixed hinge 2001 is provided with an M3.5 thread. The adjustment angle is 1.9°. When the initial installation angle error is not large, the adjustment rod 300 can be used to precisely adjust the pitch angle of the workpiece 1 to be adjusted installed on the angle adjustment device.

Preferably, the adjusting rod 300 is a stainless steel rod.

As shown in FIG. 2 , as a possible implementation manner, a mounting seat 600 is further included, and the mounting seat 600 is provided with a through hole through which the support rod 400 can pass; the mounting seat 600 and the base 500 connect.

The mounting base 600 includes a clamping plate and a threaded post, the threaded post is connected to the middle of one side of the clamping plate, and the clamping plate is provided with a through hole, which is adapted to the support rod 400 so that the support rod 400 can pass through and pass through. The frictional force at the contact position holds the support rod 400 in place. The diameter of the threaded post is not smaller than the diameter of the support rod 400 , and the threaded post passes through the corresponding threaded hole of the base 500 and is fixed by radial fixing screws 800 . The diameter of the clamping plate is larger than the diameter of the threaded hole of the base 500 . When the threaded post passes through the threaded hole of the base 500 toward the opening and closing portion 200 and is screwed to the end, the clamping plate is clamped on the base 500 .

As shown in FIG. 2 , as a possible implementation manner, the opening and closing portion 200 is provided with an elastic member 700 connecting the free end of the fixed hinge 2001 and the free end of the free hinge 2002, for cooperating with the The adjusting rod 300 drives the opening and closing of the opening and closing part 200 .

The elastic member 700 can ensure that the opening and closing portion 200 is in a normally closed state, and when the adjusting rod 300 is extended and retracted, the elastic member 700 can give a resilient force to the opening and closing portion 200 to precisely control the adjustment of the angle. Preferably, the elastic member 700 is a rubber band.

As a possible implementation manner, the material of the fixing block 100 and the opening and closing portion 200 is plexiglass.

Compared with traditional materials, the characteristic impedance of plexiglass is closer to that of water, which effectively reduces the interference of reflected signals during the test on the measurement results and improves the measurement accuracy.

The above technical solution has the following beneficial effects: the adjusting rod 300 controls the opening and closing of the opening and closing part 200 to drive the free hinge 2002 of the opening and closing part 200 to move relative to the fixed hinge 2001, thereby completing the clip connected to the lower surface of the free hinge 2002 The fixed block 100 holding the workpiece 1 to be adjusted moves to realize the angle adjustment of the workpiece 1 to be adjusted, and the angle adjustment of the workpiece 1 to be adjusted can be realized by controlling the adjustment rod 300, which reduces the installation and debugging time of the workpiece 1 to be adjusted, and improves the work efficiency. Efficiency and debugging accuracy.

The specific embodiments described above further describe the objectives, technical solutions and beneficial effects of the present invention in detail. It should be understood that the above descriptions are only specific embodiments of the present invention and are not intended to limit the scope of the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims (6)

1. An angle adjusting apparatus, comprising:

the fixing block, the opening and closing part and the adjusting rod are arranged on the base;

one surface of the fixed block is fixedly connected with the free hinge of the opening and closing part, and the opposite surface of the fixed block is a concave surface and is matched with a part to be clamped of a workpiece to be adjusted;

the adjusting rod penetrates through a fixed hinge of the opening and closing part to be connected with a free hinge of the opening and closing part, and the opening and closing of the opening and closing part is driven by stretching.

2. The angle adjustment apparatus according to claim 1, wherein:

the support rod is sleeved outside the adjusting rod, one end of the support rod is fixedly connected to the upper surface of the fixed hinge, and the other end of the support rod is fixedly connected with the base;

the base is further fixedly connected with a fixing rod which is used for being clamped on an external mobile device.

3. The angle adjustment apparatus according to claim 1, wherein:

the fixed hinge is provided with a threaded hole for being in threaded connection with the adjusting rod.

4. The angle adjustment apparatus according to claim 2, wherein:

the support rod support device further comprises a mounting seat, wherein the mounting seat is provided with a through hole through which the support rod can pass;

the mounting seat is connected with the base.

5. The angle adjustment apparatus according to claim 1, wherein:

the opening and closing part is provided with an elastic piece which is used for connecting the free end of the fixed hinge and the free end of the free hinge and is used for matching with the adjusting rod to drive the opening and closing of the opening and closing part.

6. The angle adjustment apparatus according to claim 1, wherein:

the fixed block with the material of portion of opening and shutting is organic glass.

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