Level meter supporting device

Abstract

The utility model provides a gradienter supporting device, and belongs to the technical field of gradienter supporting devices. Comprising a mounting base, three supporting blocks are mounted on the side wall of the mounting base at equal intervals, supporting columns are mounted at the bottoms of the supporting blocks, and positioning cones are mounted at the bottoms of the supporting columns; and a fixing shell is fixedly installed on the outer wall of the supporting column, a sliding rod is slidably connected to the top of the fixing shell, the bottom of the sliding rod penetrates through the fixing shell, and universal wheels are installed at the bottom of the sliding rod. According to the gradienter supporting device, a crank is rotated to drive a second rotating shaft to rotate, the second rotating shaft drives a ratchet wheel and a third gear to rotate, the third gear is meshed with the second gear to drive a first rotating shaft to rotate, the first rotating shaft drives a first gear to rotate, the first gear is meshed with a tooth groove to drive a sliding rod to move downwards, and a universal wheel descends to the position below a positioning cone; the mounting seat is switched to be supported by the universal wheels, so that the mounting seat is convenient to move; the universal wheels and the mounting seats are integrally arranged, so that the universal wheels can be conveniently adjusted to ascend and descend, and the universal wheels are not easy to lose.

Description

Technical Field

[0001] The utility model belongs to the technical field of level instrument support devices, and in particular relates to a level instrument support device. Background Art

[0002] Application No. 202121975660.3 provides a level support device for construction. The support adjustment component can play a shock-absorbing role on the whole, thereby preventing the level from being damaged due to vibration during actual use. In addition, the positioning cone is set so that the device can be fixed in softer soil, and the universal wheel is set so that the device can be placed stably on the ground and is easy to move and adjust. Overall, the setting of the support adjustment component can not only adjust the height of the level, but also adjust the fixing method according to work requirements;

[0003] However, when the device uses the positioning cone to support the spirit level, the adjusting sleeve needs to be removed from the upper support column, which is not only inconvenient for the installation and disassembly of the universal wheel, but also when the positioning cone is used for support, the universal wheel and the lower support column are separated from the supporting device, resulting in the universal wheel being difficult to store and easy to lose, and having poor practicality. Utility Model Content

[0004] In order to solve the problem that the universal wheel is not easy to store and is easy to lose in the above-mentioned prior art, the utility model provides a level instrument support device, which adopts a fixed shell combined with a sliding rod to achieve the effect of an integrated structure of the universal wheel and the mounting seat. Its specific technical scheme is: a level instrument support device, comprising: a mounting seat, three support blocks are equidistantly installed on the side wall of the mounting seat, a support column is installed at the bottom of the support block, and a positioning cone is installed at the bottom of the support column; a fixed shell is fixedly installed on the outer wall of the support column, a sliding rod is slidably connected to the top of the fixed shell, the bottom of the sliding rod passes through the fixed shell, and a universal wheel is installed at the bottom of the sliding rod; an inner groove is provided inside the fixed shell, and a rotating shaft 1 is rotatably connected inside the inner groove, and both ends of the rotating shaft 1 are rotatably connected to the inner wall of the inner groove, and a plurality of tooth grooves are provided on the outer wall of the sliding rod, and the plurality of tooth grooves are arranged in a vertical direction, and a gear 1 is mounted on the outer wall of the rotating shaft 1, and the gear 1 meshes with the tooth groove.

[0005] Preferably, the outer wall of the rotating shaft one is mounted with gear two, the surface of the gear two is meshed with gear three, the center hole of the gear three is mounted on the outer wall of the rotating shaft two, the end of the rotating shaft two passes through the fixed shell, and the end of the rotating shaft two is installed with a crank.

[0006] Preferably, the outer wall of the second rotating shaft is provided with a ratchet, the ratchet is located outside the fixed shell, the side wall of the fixed shell is rotatably connected to a rotating rod, the outer wall of the rotating rod is provided with a clamping block, the clamping block is fitted with the ratchet, and a shifting block is installed at one end of the clamping block away from the ratchet.

[0007] Preferably, a shell is installed on the side wall of the fixed shell, and the shell is a bottom opening structure. The shell is located on the outside of the block and the ratchet, and a spring is installed on the inner top of the shell. The bottom of the spring is connected to the top of the block. An opening is opened on the side wall of the shell, and the shift block extends out of the opening. A rubber head is installed on the top inner wall of the opening, and the shift block fits with the rubber head. An extension plate is installed on the bottom of the shell, and the second rotating shaft passes through the extension plate.

[0008] Preferably, a threaded portion is provided on the top outer wall of the support column, the top of the support column passes through the support block, a knob is installed on the top of the support column, and the threaded portion is threadedly connected to the support block.

[0009] In addition, the level support device in the above technical solution provided by the utility model may also have the following additional technical features: a dial is rotatably connected to the top of the mounting seat.

[0010] In the above technical solution, the side wall of the scale plate is provided with scale lines.

[0011] The utility model provides a level instrument support device, compared with the prior art, with the following beneficial effects: the level instrument support device drives the rotating shaft 2 to rotate by rotating the crank handle, so that the rotating shaft 2 drives the ratchet and gear 3 to rotate, the gear 3 meshes with the gear 2, drives the rotating shaft 1 to rotate, the rotating shaft 1 drives the gear 1 to rotate, the gear 1 meshes with the tooth groove, drives the slide bar to move downward, makes the universal wheel drop to below the positioning cone, switches the mounting seat to the universal wheel support, and facilitates the movement of the mounting seat; the dial block is turned to make the clamping block rotate around the rotating rod so that the clamping block is disengaged from the ratchet, and the crank handle is turned in the opposite direction to drive the gear 1 to rotate, the gear 1 meshes with the tooth groove, drives the slide bar to move upward, makes the universal wheel move above the positioning cone, and makes the positioning cone support the mounting seat; the universal wheel and the mounting seat are arranged integrally, which is convenient for adjusting the lifting and lowering of the universal wheel, and makes the universal wheel not easy to be lost, and has strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 A schematic diagram of the three-dimensional structure of a level support device provided by the utility model;

[0013] Figure 2 for Figure 1 A magnified image of point A;

[0014] Figure 3 A cross-sectional view of a fixed shell provided by the utility model;

[0015] Figure 4 A side view of the fixed housing provided by the utility model;

[0016] Figure 5 for Figure 4 A magnified view of point B;

[0017] in, Figures 1 to 5 The reference numerals and component names are: 1, mounting seat, 2, support block, 3, support column, 4, positioning cone, 5, fixed shell, 6, slide rod, 7, universal wheel, 8, inner groove, 9, tooth groove, 10, rotating shaft 1, 11, gear 1, 12, gear 2, 13, gear 3, 14, rotating shaft 2, 15, ratchet, 16, crank, 17, rotating rod, 18, block, 19, shift block, 20, outer shell, 21, spring, 22, opening, 23, rubber head, 24, limit plate, 25, threaded portion, 26, extension plate, 27, knob, 28, dial. DETAILED DESCRIPTION

[0018] The following is a combination of specific implementation cases and attached Figure 1-Figure 5 The utility model is further described, but the utility model is not limited to these embodiments. The utility model provides a technical solution: a level support device, comprising: a mounting seat 1, at least three support blocks 2 are equidistantly mounted on the side wall of the mounting seat 1, a support column 3 is mounted at the bottom of the support block 2, and a positioning cone 4 is mounted at the bottom of the support column 3, and the positioning cone 4 is used to support the mounting seat 1;

[0019] A fixed shell 5 is fixedly installed on the outer wall of the support column 3, and a sliding rod 6 is slidably connected to the top of the fixed shell 5. The sliding rod 6 is located outside the extension of the fixed shell 5, and the bottom of the sliding rod 6 passes through the fixed shell 5. A universal wheel 7 is installed at the bottom of the sliding rod 6, and the universal wheel 7 and the support column 3 do not contact each other.

[0020] An inner groove 8 is provided inside the fixed shell 5, and a door body is installed at one end of the fixed shell 5 away from the supporting column 3. The door body is rotatably connected to the fixed shell 5, and an inner groove 8 is provided inside the door body; a rotating shaft 10 is rotatably connected inside the inner groove 8, and both ends of the rotating shaft 10 are rotatably connected to the inner wall of the inner groove 8. A plurality of tooth grooves 9 are provided on the outer wall of the slide bar 6, and the tooth grooves 9 are located inside the inner groove 8. The plurality of tooth grooves 9 are arranged in the vertical direction, and a gear 11 is mounted on the outer wall of the rotating shaft 10, which is meshed with the tooth grooves 9. The gear 11 rotates to engage the tooth grooves 9, thereby driving the slide bar 6 to rise and fall.

[0021] As a preferred solution, further, the outer wall of the rotating shaft 10 is provided with a gear 2 12, the size of the gear 2 12 is larger than the size of the gear 11, the surface of the gear 2 12 is meshed with a gear 3 13, the center hole of the gear 3 13 is mounted on the outer wall of the rotating shaft 2 14, the rotating shaft 2 14 is rotatably connected to the fixed shell 5, the end of the rotating shaft 2 14 passes through the fixed shell 5, and the end of the rotating shaft 2 14 is installed with a crank 16; shaking the crank 16 drives the rotating shaft 2 14 to rotate, so that the gear 3 13 is meshed with the gear 2 12, driving the rotating shaft 10 to rotate, and the rotating shaft 10 drives the gear 11 to rotate, so that the gear 11 is meshed with the tooth groove 9, driving the slide bar 6 to slide up and down.

[0022] As a preferred solution, further, the outer wall of the second rotating shaft 14 is provided with a ratchet 15, and the ratchet 15 is located outside the fixed shell 5. The side wall of the fixed shell 5 is rotatably connected to a rotating rod 17, and the outer wall of the rotating rod 17 is provided with a clamping block 18, and the clamping block 18 is fitted with the top of the ratchet 15. A shifting block 19 is installed at the end of the clamping block 18 away from the ratchet 15. Pressing the shifting block 19 causes the clamping block 18 and the rotating rod 17 to rotate, and the clamping block 18 disengages from the ratchet 15, causing the ratchet 15 to rotate forward and backward; when the clamping block 18 is fitted with the ratchet 15, the ratchet 15 can only rotate forward but not reverse, preventing the tooth groove 9 from reversely meshing with the gear 11 and rotating when the universal wheel 7 supports the ground due to the large gravity of the device; because the clamping block 18 clamps the ratchet 15, the sliding rod 6 is prevented from moving upward when supported.

[0023] As a preferred solution, further, a shell 20 is installed on the side wall of the fixed shell 5, and the shell 20 is fixed to the side wall of the fixed shell 5 by bolts. The shell 20 is a bottom opening structure, and the shell 20 is located outside the block 18 and the ratchet 15. A spring 21 is installed on the inner top of the shell 20, and the bottom of the spring 21 is connected to the top of the block 18. The spring 21 and the block 18 are connected by a connecting ring or welding, and the block 18 and the ratchet 15 are tightly fitted by the spring 21; the shell An opening 22 is provided on the side wall of the housing 20, and the shift block 19 extends out of the opening 22. A rubber head 23 is installed on the top inner wall of the opening 22. The shift block 19 fits with the rubber head 23. When the spring 21 drives the clamping block 18 to rotate, the top of the shift block 19 contacts the rubber head 23 to avoid damage caused by long-term collision between the shift block 19 and the top of the opening 22. An extension plate 26 is installed at the bottom of the housing 20, and the second shaft 14 passes through the extension plate 26. The extension plate 26 supports the rotation of the second shaft 14.

[0024] As a preferred solution, further, a threaded portion 25 is provided on the top outer wall of the support column 3, the top of the support column 3 passes through the support block 2, a knob 27 is installed on the top of the support column 3, the threaded portion 25 is threadedly connected to the support block 2, and the knob 27 is turned to drive the threaded portion 25 to be threadedly connected to the support block 2 to adjust the height of the support column 3.

[0025] As a preferred solution, further, the top of the mounting base 1 is rotatably connected to a dial 28, and the side walls of the dial 28 are provided with scale lines, which make the rotation more precise; a level is installed on the top of the dial 28, and the measuring angle of the level is adjusted by rotating the dial 28.

[0026] The mounting seat, positioning cone, universal wheel and dial in this case are prior art. The mounting seat, positioning cone and universal wheel have the same structure and connection method as in the cited documents. As long as the mounting seat, positioning cone, universal wheel and dial meet the requirements of this case, they are all acceptable.

[0027] Working principle: The electrical components appearing in this application are all connected to an external power supply and a control switch when in use. After the utility model is installed, first check the installation and fixation of the utility model as well as the safety protection, and then it can be used; when in use, place the level on the top of the dial 28 and fix it, and then turn the knob 27 to make the knob 27 drive the support column 3 to rotate, so that the threaded portion 25 of the support column 3 engages with the support block 2, driving the support column 3 to rise and fall, thereby adjusting the height of the positioning cone 4, and facilitating the adjustment of the height of the mounting base 1 from the ground, which is suitable for a variety of placement planes.

[0028] When the mounting base 1 needs to be moved, the user turns the crank 16, and the crank 16 drives the rotating shaft 2 14 to rotate, and the rotating shaft 2 14 drives the ratchet 15 and the gear 3 13 to rotate, and the ratchet 15 drives the block 18 to swing, so that the block 18 continuously squeezes the spring 21, and keeps the spring 21 and the ratchet 15 in close contact; the gear 3 13 engages with the gear 2 12, so that the gear 2 12 drives the rotating shaft 10 to rotate, and the rotating shaft 10 drives the gear 1 11 to rotate, and the gear 1 11 engages with the tooth groove 9, drives the slide bar 6 to move downward, so that the slide bar 6 drives the universal wheel 7 to move downward, and the universal wheel 7 moves to the bottom of the positioning cone 4, so that the universal wheel 7 replaces the positioning cone 4 to support the mounting base 1, which is convenient for moving the mounting base 1.

[0029] When it is necessary to provide stable support for the mounting base 1, the user presses the shift block 19, so that the shift block 19 drives the clamping block 18 to rotate, so that the clamping block 18 disengages the ratchet 15; at this time, the crank 16 is rotated, so that the crank 16 drives the rotating shaft 2 14 to rotate, the rotating shaft 2 14 drives the gear 3 13 to rotate, the gear 3 13 engages the gear 2 12 to rotate, the gear 2 12 drives the rotating shaft 10 to rotate, the rotating shaft 10 drives the gear 11 to rotate, so that the gear 11 engages the tooth groove 9, drives the slide bar 6 to move upward, and the universal wheel 7 moves with the slide bar 6, so that the universal wheel 7 moves to the top of the positioning cone 4, and the positioning cone 4 supports the mounting base 1, which is very practical.

[0030] In the description of the present invention, the term "plurality" refers to two or more than two. Unless otherwise clearly defined, the orientation or positional relationship indicated by the terms "upper" and "lower" is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it cannot be understood as a limitation on the present invention. The terms "connection", "installation", "fixation", etc. should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0031] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A level support device, comprising: The mounting seat (1) is characterized in that three support blocks (2) are equidistantly mounted on the side wall of the mounting seat (1), a support column (3) is mounted on the bottom of the support block (2), and a positioning cone (4) is mounted on the bottom of the support column (3); A fixed shell (5) is fixedly installed on the outer wall of the support column (3), and a sliding rod (6) is slidably connected to the top of the fixed shell (5), and the bottom of the sliding rod (6) passes through the fixed shell (5), and a universal wheel (7) is installed at the bottom of the sliding rod (6); an inner groove (8) is provided inside the fixed shell (5), and a rotating shaft (10) is rotatably connected inside the inner groove (8), and both ends of the rotating shaft (10) are rotatably connected to the inner wall of the inner groove (8); a plurality of tooth grooves (9) are provided on the outer wall of the sliding rod (6), and the plurality of tooth grooves (9) are arranged in the vertical direction; a gear (11) is mounted on the outer wall of the rotating shaft (10), and the gear (11) is meshed with the tooth groove (9).

2. A level support device according to claim 1, characterized in that: The outer wall of the rotating shaft 1 (10) is sleeved with a gear 2 (12), the surface of the gear 2 (12) is meshed with a gear 3 (13), the center hole of the gear 3 (13) is sleeved on the outer wall of the rotating shaft 2 (14), the end of the rotating shaft 2 (14) passes through the fixed shell (5), and the end of the rotating shaft 2 (14) is installed with a crank (16).

3. A level support device according to claim 2, characterized in that: The outer wall of the second rotating shaft (14) is sleeved with a ratchet (15), and the ratchet (15) is located outside the fixed shell (5). The side wall of the fixed shell (5) is rotatably connected with a rotating rod (17), and the outer wall of the rotating rod (17) is sleeved with a clamping block (18), and the clamping block (18) is fitted with the ratchet (15). A shifting block (19) is installed at one end of the clamping block (18) away from the ratchet (15).

4. A level support device according to claim 3, characterized in that: The side wall of the fixed shell (5) is provided with a shell (20), the shell (20) is a bottom opening structure, the shell (20) is located outside the block (18) and the ratchet (15), the inner top of the shell (20) is provided with a spring (21), the bottom of the spring (21) is connected to the top of the block (18), the side wall of the shell (20) is provided with an opening (22), the shift block (19) extends out of the opening (22), a rubber head (23) is provided on the top inner wall of the opening (22), the shift block (19) is fitted with the rubber head (23), the bottom of the shell (20) is provided with an extension plate (26), the second rotating shaft (14) passes through the extension plate (26).

5. A level support device according to claim 1, characterized in that: The top outer wall of the support column (3) is provided with a threaded portion (25), the top of the support column (3) passes through the support block (2), a knob (27) is installed on the top of the support column (3), and the threaded portion (25) is threadedly connected to the support block (2).

6. A level support device according to claim 1, characterized in that: The top of the mounting seat (1) is rotatably connected to a dial (28), and the side wall of the dial (28) is provided with scale lines.

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