Total station small prism fixing base

Abstract

The utility model discloses a total station small prism fixing base, which is arranged below a prism body and comprises a mounting seat, the top of the mounting seat is fixedly connected with an adjusting seat, the prism body is fixed at the top of the adjusting seat, the right side of the mounting seat is fixedly connected with a fixing cylinder, and the right side of the fixing cylinder is fixedly connected with a base. And an inner cavity of the fixing cylinder is rotationally connected with a winding wheel, and a weighting block is arranged below the winding wheel. By pressing the clamping strip, the telescopic rod and the spring are contracted, the other end of the clamping strip is separated from the surface of the ratchet wheel, at the moment, the weighting block stretches through the measuring belt on the surface of the winding wheel due to gravity, and when the weighting block reaches the ground, the measuring belt on the surface of the winding wheel returns and stops stretching; therefore, the height of the small prism of the total station can be measured through the measuring device, a user is prevented from continuously adjusting the height of the prism for alignment, and the aim of improving the point alignment efficiency of the prism and the total station is fulfilled.

Description

Technical Field

[0001] The utility model belongs to the technical field of fixing a small prism of a total station, in particular to a fixing base of a small prism of a total station. Background Art

[0002] Total station prisms can be divided into large prisms, small prisms, single prisms, and prism groups. Small prisms can be further divided into right-angle prisms, 102 prisms, 360-degree prisms, mini prisms, etc. These prisms are different, but their corresponding usage methods are roughly the same. First, set up the bracket, then install the base, center and level it, and finally align the prism precisely with the total station point.

[0003] Currently, when a small prism of a total station is used, it needs to be aligned with the total station point. The alignment of the prism is rather troublesome. Generally, one person is required to observe in the total station mirror while another person adjusts the height of the prism for alignment. Therefore, a small prism fixing base for the total station is needed. The height of the small prism of the total station can be measured by a measuring device, which avoids the need for the user to continuously adjust the prism height for alignment, thereby improving the efficiency of aligning the prism with the total station point. Utility Model Content

[0004] The purpose of the utility model is to provide a small prism fixing base for a total station, which can measure the height of the small prism of the total station through a measuring device, avoiding the need for users to continuously adjust the prism height for alignment, thereby improving the efficiency of point alignment between the prism and the total station, so as to solve the above-mentioned background technical problems.

[0005] The utility model solves the above-mentioned technical problem with the following technical solution: a small prism fixing base for a total station, the fixing base is arranged below the prism body, comprises a mounting base, the top of the mounting base is fixedly connected to an adjusting base, the prism body is fixed to the top of the adjusting base, a fixing cylinder is fixedly connected to the right side of the mounting base, a winding wheel is rotatably connected to the inner cavity of the fixing cylinder, a weight block is arranged below the winding wheel, a measuring tape is wound on the surface of the winding wheel, an opening is arranged at the bottom of the fixing cylinder, the measuring tape passes through the opening and is fixedly connected to the weight block, a fixing frame is fixedly connected to the right side of the fixing cylinder, and the fixing frame is fixedly connected to the fixing frame. The inner cavity is rotatably connected to a ratchet, and the inner cavity of the fixed frame is rotatably connected to a clamping strip, which is engaged with the ratchet, and the inner cavity of the fixed frame is fixedly connected to a limit block, which is located at the top of the clamping strip and fits with the clamping strip. The top of the inner cavity of the fixed frame and the top of the clamping strip are rotatably connected to fixed blocks, and a telescopic rod is fixedly connected between the two fixed blocks. A spring is sleeved on the surface of the telescopic rod, and the two ends of the spring are respectively fixedly connected to the fixed blocks at the top and bottom thereof, and a turning handle is rotatably connected to the right side of the fixed frame, and the rotating shaft of the turning handle passes through the inner cavity of the fixed frame and the fixed cylinder and is respectively fixedly connected to the ratchet and the winding wheel.

[0006] Preferably, a tripod is provided at the bottom of the mounting seat, the mounting seat is threadedly connected to the tripod, and a level bubble is provided at the top of the adjustment seat.

[0007] Preferably, the inner cavity of the bottom opening of the fixed cylinder is rotatably connected to two symmetrical rotating rods, and the measuring belt on the surface of the winding wheel is in contact with the rotating rods.

[0008] Preferably, the front side of the clamping strip extends to the outside of the fixing frame, the limiting block is located on the front side of the clamping strip rotating rod, and the fixing block is located on the back side of the clamping strip rotating rod.

[0009] Preferably, a rotating sleeve is provided on the surface of the turning handle, and anti-slip patterns are provided on the surface of the rotating sleeve.

[0010] Preferably, the limiting block is rectangular, the bottom of the weight block is rounded, and the surface of the fixing tube is made of transparent material.

[0011] 1. The beneficial effect of the utility model is that the utility model presses the card strip to shrink the telescopic rod and the spring, so that the other end of the card strip is separated from the surface of the ratchet. At this time, due to gravity, the weight block is stretched through the measuring belt on the surface of the winding wheel. When the weight block reaches the ground, the measuring belt on the surface of the winding wheel stops stretching, so that the height of the small prism of the total station can be measured by the measuring device, avoiding the need for the user to continuously adjust the height of the prism for alignment, thereby improving the efficiency of the point alignment between the prism and the total station.

[0012] 2. The utility model provides a rotating rod so that when the measuring tape on the surface of the winding wheel is stretched, the measuring tape will be attached to the surface of the rotating rod, thereby avoiding friction between the measuring tape and the opening at the bottom of the winding wheel, preventing the measuring tape from being damaged by friction, and ensuring the service life of the measuring tape. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] in:

[0014] Figure 1 It is a three-dimensional schematic diagram of an embodiment of the utility model;

[0015] Figure 2 A three-dimensional schematic diagram of a measuring device according to an embodiment of the utility model;

[0016] Figure 3 This is a three-dimensional disassembled schematic diagram of a measuring device according to an embodiment of the utility model;

[0017] Figure 4 This is an embodiment of the utility model Figure 3 A partial enlarged view of point A in the middle.

[0018] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0019] 1. Prism body, 2. Mounting seat, 3. Adjustment seat, 4. Fixed tube, 5. Winding wheel, 6. Weight block, 7. Fixed frame, 8. Ratchet, 9. Clip strip, 10. Limit block, 11. Fixed block, 12. Telescopic rod, 13. Spring, 14. Turn handle, 15. Tripod, 16. Turn rod. DETAILED DESCRIPTION

[0020] Hereinafter, an embodiment of a small prism fixing base for a total station of the present invention will be described with reference to the accompanying drawings.

[0021] Embodiment 1:

[0022] Figure 1-4 The utility model shows a total station small prism fixing base of an embodiment of the utility model, which is arranged below the prism body 1, and includes a mounting seat 2, a tripod bracket 15 is arranged at the bottom of the mounting seat 2, the mounting seat 2 is threadedly connected to the tripod bracket 15, a level bubble is arranged on the top of the adjusting seat 3, the top of the mounting seat 2 is fixedly connected to the adjusting seat 3, the prism body 1 is fixed to the top of the adjusting seat 3, a fixing cylinder 4 is fixedly connected to the right side of the mounting seat 2, and the inner cavity of the bottom opening of the fixing cylinder 4 is rotatably connected with two symmetrical rotating rods 16, and the measuring tape on the surface of the winding wheel 5 is fitted with the rotating rod 16. Through the setting of the rotating rod 16, when the measuring tape on the surface of the winding wheel 5 is stretched, the measuring tape is fitted back to the surface of the rotating rod 16, avoiding friction between the measuring tape and the opening at the bottom of the winding wheel 5, preventing damage to the measuring tape due to friction, and ensuring the service life of the measuring tape, the inner cavity of the fixing cylinder 4 is rotatably connected with the winding wheel 5, a weighting block 6 is arranged below the winding wheel 5, the surface of the winding wheel 5 is wound with the measuring tape, and the fixing cylinder 4 The bottom of the device is provided with an opening, the measuring belt passes through the opening and is fixedly connected to the weight block 6, the right side of the fixed cylinder 4 is fixedly connected to a fixed frame 7, the inner cavity of the fixed frame 7 is rotatably connected to a ratchet 8, the inner cavity of the fixed frame 7 is rotatably connected to a clamping strip 9, the front of the clamping strip 9 extends to the outside of the fixed frame 7, the limit block 10 is located on the front of the rotating rod of the clamping strip 9, the fixed block 11 is located on the back of the rotating rod of the clamping strip 9, the clamping strip 9 is engaged with the ratchet 8, the inner cavity of the fixed frame 7 is fixedly connected to the limit block 10, the limit block 10 is located The top of the clamping strip 9 is fitted with the clamping strip 9, the top of the inner cavity of the fixing frame 7 and the top of the clamping strip 9 are rotatably connected with a fixing block 11, a telescopic rod 12 is fixedly connected between the two fixing blocks 11, a spring 13 is sleeved on the surface of the telescopic rod 12, and the two ends of the spring 13 are respectively fixedly connected to the top and bottom fixing blocks 11, and the right side of the fixing frame 7 is rotatably connected with a turning handle 14, the rotating shaft of the turning handle 14 passes through the inner cavity of the fixing frame 7 and the fixing cylinder 4 and is respectively fixedly connected to the ratchet 8 and the winding wheel 5.

[0023] Embodiment 2:

[0024] Figure 1-4A small prism fixing base of a total station according to an embodiment of the utility model is shown, the fixing base is arranged below a prism body 1, comprises a mounting seat 2, the top of the mounting seat 2 is fixedly connected to an adjusting seat 3, the prism body 1 is fixed to the top of the adjusting seat 3, a fixing cylinder 4 is fixedly connected to the right side of the mounting seat 2, a winding wheel 5 is rotatably connected to the inner cavity of the fixing cylinder 4, a weighting block 6 is arranged below the winding wheel 5, a measuring tape is wound on the surface of the winding wheel 5, an opening is arranged at the bottom of the fixing cylinder 4, the measuring tape passes through the opening and is fixedly connected to the weighting block 6, a fixing frame 7 is fixedly connected to the right side of the fixing cylinder 4, a ratchet 8 is rotatably connected to the inner cavity of the fixing frame 7, a clamping strip 9 is rotatably connected to the inner cavity of the fixing frame 7, the clamping strip 9 is engaged with the ratchet 8, the inner cavity of the fixing frame 7 A limit block 10 is fixedly connected, and the limit block 10 is rectangular. The bottom of the weight block 6 is rounded. The surface of the fixed tube 4 is made of transparent material. The limit block 10 is located at the top of the clamping strip 9 and fits with the clamping strip 9. The top of the inner cavity of the fixed frame 7 and the top of the clamping strip 9 are both rotatably connected with a fixed block 11. A telescopic rod 12 is fixedly connected between the two fixed blocks 11. A spring 13 is sleeved on the surface of the telescopic rod 12. The two ends of the spring 13 are respectively fixedly connected to the fixed blocks 11 at the top and bottom thereof. A turning handle 14 is rotatably connected to the right side of the fixed frame 7. A rotating sleeve is sleeved on the surface of the turning handle 14. Anti-slip grooves are provided on the surface of the rotating sleeve. The rotating axis of the turning handle 14 passes through the inner cavity of the fixed frame 7 and the fixed tube 4 and is fixedly connected to the ratchet 8 and the winding wheel 5 respectively.

[0025] Working principle: When the utility model is used, the user fixes the prism body 1 on the top of the adjustment seat 3, fixes the adjustment seat 3 on the top of the mounting seat 2, and then fixes the mounting seat 2 on the top of the tripod 15, presses the portion of the clip 9 exposed outside the fixing frame 7, so that the clip 9 squeezes the telescopic rod 12 and the spring 13 through the fixing block 11, so that the telescopic rod 12 and the spring 13 are contracted, and at this time the clip 9 will be separated from the surface of the ratchet 8, and because of gravity, the weight block 6 will move toward each other, so that the weight block 6 will drive the measuring tape on the surface of the winding wheel 5 to stretch, and when the weight block 6 reaches the ground, the height of the prism body 1 can be adjusted in combination with the length of the measuring tape and the height of the mounting seat 2 and the adjustment seat 3, and compared with the height of the total station, so as to avoid the user continuously adjusting the height of the prism body 1, so that the prism is aligned with the total station point, thereby improving the efficiency of the total station alignment.

[0026] To sum up: the small prism fixing base of the total station can shrink the telescopic rod 12 and the spring 13 by pressing the clamping strip 9, so that the other end of the clamping strip 9 is separated from the surface of the ratchet 8. At this time, due to gravity, the weight block 6 will be stretched through the measuring belt on the surface of the winding wheel 5. When the weight block 6 reaches the ground, the measuring belt on the surface of the winding wheel 5 stops stretching, so that the height of the small prism of the total station can be measured by the measuring device, avoiding the user's need to continuously adjust the prism height for alignment, thereby improving the efficiency of the prism and total station point alignment.

Claims

1. A small prism fixing base for a total station, the fixing base being arranged below a prism body (1), characterized in that: The prism body (1) comprises a mounting seat (2), wherein the top of the mounting seat (2) is fixedly connected to an adjusting seat (3), the prism body (1) is fixed to the top of the adjusting seat (3), the right side of the mounting seat (2) is fixedly connected to a fixing cylinder (4), the inner cavity of the fixing cylinder (4) is rotatably connected to a winding wheel (5), a weight block (6) is arranged below the winding wheel (5), a measuring tape is wound on the surface of the winding wheel (5), an opening is arranged at the bottom of the fixing cylinder (4), the measuring tape passes through the opening and is fixedly connected to the weight block (6), the right side of the fixing cylinder (4) is fixedly connected to a fixing frame (7), the inner cavity of the fixing frame (7) is rotatably connected to a ratchet (8), the inner cavity of the fixing frame (7) is rotatably connected to a clamping strip (9), the clamping strip (9) is connected to the ratchet. The fixing frame (7) is engaged with the wheels (8), the inner cavity of the fixing frame (7) is fixedly connected with a limit block (10), the limit block (10) is located at the top of the clamping strip (9) and fits with the clamping strip (9), the top of the inner cavity of the fixing frame (7) and the top of the clamping strip (9) are both rotatably connected with a fixing block (11), a telescopic rod (12) is fixedly connected between the two fixing blocks (11), the surface of the telescopic rod (12) is sleeved with a spring (13), the two ends of the spring (13) are respectively fixedly connected with the fixing blocks (11) at the top and bottom thereof, the right side of the fixing frame (7) is rotatably connected with a turning handle (14), the rotating shaft of the turning handle (14) passes through the inner cavity of the fixing frame (7) and the fixing cylinder (4) and is respectively fixedly connected with the ratchet (8) and the winding wheel (5).

2. A small prism fixing base for a total station according to claim 1, characterized in that: A tripod bracket (15) is arranged at the bottom of the mounting seat (2), the mounting seat (2) is threadedly connected to the tripod bracket (15), and a horizontal bubble is arranged at the top of the adjustment seat (3).

3. A small prism fixing base for a total station according to claim 2, characterized in that: The inner cavity of the bottom opening of the fixed cylinder (4) is rotatably connected to two symmetrical rotating rods (16), and the measuring belt on the surface of the winding wheel (5) is in close contact with the rotating rods (16).

4. A small prism fixing base for a total station according to claim 3, characterized in that: The front side of the clamping strip (9) extends to the outside of the fixing frame (7), the limiting block (10) is located on the front side of the rotating rod of the clamping strip (9), and the fixing block (11) is located on the back side of the rotating rod of the clamping strip (9).

5. A small prism fixing base for a total station according to claim 4, characterized in that: The surface of the turning handle (14) is sleeved with a rotating sleeve, and the surface of the rotating sleeve is provided with anti-slip patterns.

6. A small prism fixing base for a total station according to claim 5, characterized in that: The limiting block (10) is rectangular, the bottom of the weight block (6) is rounded, and the surface of the fixing tube (4) is made of a transparent material.

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