CN210687548U - A fixed portable stand for a level - Google Patents

Abstract

The utility model discloses a fixed portable frame for a level, which belongs to the field of portable frames. A movable frame is movably arranged in the sleeve, a mounting plate is welded on the top of the movable frame, a rotating shaft is rotatably installed on the top walls of the inner walls on both sides of the sleeve, a gear is installed on the rotating shaft, and an inner wall of one side wall of the movable frame is arranged in a vertical direction with a rotating shaft. The rack and the gear are located inside the movable frame, and the rack is meshed with the gear. One end of the rotating shaft penetrates the side wall of the sleeve and is welded with a rotating block. The rotating block is symmetrically provided with a through hole, and a movable rod is movable in the through hole. One end of the rod is welded with a fixed block; the utility model has a novel design, solves the problem of the traditional hydraulic device being cumbersome and inconvenient to carry, has light overall weight, is convenient to carry, reduces the production cost of the device, is simple to adjust, and is convenient for users to use, and is worth popularizing .

Description

A fixed portable stand for a level

technical field

The utility model belongs to the technical field of portable racks, in particular to a fixed portable rack for a level.

Background technique

The level is an instrument that measures the height difference between ground points according to the principle of leveling. The level needs to be kept stable during the measurement process. The level in the prior art has no fixed bracket, and the height of the bracket cannot be adjusted arbitrarily, which is inconvenient to store, use and carry.

In the publication (announcement) number of CN204359304U, a level fixed portable frame includes a level mount, a telescopic inner tube, a fixed outer tube, a hydraulic cylinder, a base, a plurality of universal wheels, four side plates, four connecting shafts, Dust cover, handle, stabilizing rib and dust strip; the level is installed on the level mount, the hydraulic cylinder is set in the center of the base, the fixed outer tube is set on the hydraulic cylinder, and the telescopic inner tube is connected to the hydraulic cylinder and the level mount , a plurality of universal wheels are arranged at the bottom of the base; the four side plates are connected to the upper edge of the level mount through four connecting shafts, the four side plates surround the level, and the dust-proof strips are arranged on the four side plates The edges of the two sides of the dust cover are covered on the four side panels, and the stabilizing rib is arranged on the telescopic inner tube. Although the height of the device can be adjusted, the hydraulic lifting method is adopted, which makes the device itself heavy, inconvenient to carry, and requires an external power supply, which limits the scope of use.

Utility model content

The purpose of the present utility model is to provide a fixed portable frame of a level, so as to solve the problems raised in the above-mentioned background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a fixed portable frame for a level, including a base, the base is provided with a plurality of threaded holes, the threaded holes are threadedly connected with fixing nails, and the upper surface of the base has a welding machine with A sleeve, a movable frame is movably arranged in the sleeve, a mounting plate is welded on the top of the movable frame, a rotating shaft is rotatably installed on the top walls of the inner walls on both sides of the sleeve, a gear is installed on the rotating shaft, and the inner wall of one side wall of the movable frame is vertically mounted. A rack is arranged in the direction, the gear is located inside the movable frame, and the rack is meshed with the gear. One end of the rotating shaft penetrates the side wall of the sleeve and is welded with a rotating block. One end of the movable rod is welded with a fixed block, the other ends of the two movable rods are fixed with the same vertically arranged pull rod, the movable rod is sleeved with a spring, and the top of one side wall of the sleeve is provided with a plurality of fixing holes.

With the above solution, four fixing nails are arranged on the base, and the four fixing nails are independent of each other. On some uneven ground, they can be adjusted at will, so as to ensure the level of the whole device. The movable frame can move up and down in the sleeve. The gear transmission method is used for adjustment, no additional power supply is required, and the use range is wide, which solves the problem of the traditional hydraulic device being cumbersome and inconvenient to carry.

As a preferred embodiment, four fixing nails are provided, and the four fixing nails are distributed on four corners of the base, and knobs are installed on the top ends of the fixing nails.

With the above solution, the four fixing nails are independent of each other, and can be adjusted at will on some uneven ground to ensure the level of the entire device. The knob can easily rotate the fixing nails, and the operation is convenient.

As a preferred embodiment, the cross-sectional view of the mounting plate is a circular structure, and a plurality of mounting holes are arranged in an array on the mounting plate.

With the above solution, the mounting plate is provided with mounting holes, the base of the level can be connected with the mounting holes by bolts, and fixed on the surface of the mounting plate, which is convenient to operate.

As a preferred embodiment, the size of the fixing block and the fixing hole are matched, and a plurality of fixing holes are distributed on the side wall of the sleeve in a circular array.

With the above solution, the fixed block matches the size of the fixed hole. After adjusting the height of the movable frame through the gear, inserting the fixed block into the fixed hole can prevent the rotation of the shaft and limit the movable frame to ensure height stability.

As a preferred embodiment, the spring is located between the rotating block and the pull rod, one end of the spring is connected to the rotating block, and the other end of the spring is connected to the pull rod.

By adopting the above scheme, the spring can automatically snap the fixing block into the fixing hole, the operation is convenient and the equipment is simple.

Compared with the prior art, the beneficial effects of the present utility model are:

The fixed portable frame of the level can quickly install the level by setting the sleeve, the movable frame, the rotating shaft, the rack, the gear, the rotating block and the mounting plate, etc., and the height of the level can be adjusted conveniently. It solves the problem that the traditional hydraulic device is cumbersome and inconvenient to carry, the overall weight is light, it is convenient to carry, and the production cost of the device is reduced, and it is worth popularizing;

The fixed portable frame of the level instrument can conveniently limit the position of the rotating shaft by setting the movable rod, the fixed block, the fixed hole, the pull rod and the spring, etc. After the height is adjusted, the rotating shaft cannot be rotated, so that the movable frame will not move. , to ensure the stability of use, worthy of promotion.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the enlarged view of the A place of the utility model;

Fig. 3 is the structural representation of the movable frame in the utility model;

Fig. 4 is the structural representation of the base in the utility model;

Fig. 5 is the structural representation of the mounting plate in the utility model;

FIG. 6 is a schematic structural diagram of a fixing hole in the present invention.

In the figure: 1. base; 2. fixing nail; 3. sleeve; 4. movable frame; 5. mounting plate; 6. rotating shaft; 7. gear; 8. rack; 9. rotating block; 10. movable rod; 11. Fixing block; 12. Pull rod; 13. Spring; 14. Fixing hole.

Detailed ways

The present utility model will be further described below in conjunction with the embodiments.

The following examples are used to illustrate the present utility model, but cannot be used to limit the protection scope of the present utility model. Conditions in the examples can be further adjusted according to specific conditions, and simple improvements to the method of the present invention under the concept of the present invention all belong to the scope of protection of the present invention.

Please refer to FIGS. 1-6 , the present utility model provides a fixed portable frame for a level, including a base 1, a plurality of threaded holes are opened in the base 1, and fixing nails 2 are threadedly connected in the threaded holes, and four fixing nails 2 are provided. And the four fixing nails 2 are distributed on the four corners of the base 1, and the top of the fixing nails 2 is equipped with a knob (see Figure 1); the four fixing nails 2 are independent of each other, and can be adjusted at will on some uneven ground , so as to ensure the level of the whole device, the knob can conveniently rotate the fixing nail 2, and the operation is convenient.

The welding machine on the upper surface of the base 1 has a sleeve 3, a movable frame 4 is movably arranged in the sleeve 3, and a mounting plate 5 is welded on the top of the movable frame 4. There are multiple mounting holes (see Fig. 5); mounting holes are provided on the mounting plate 5, and the base of the level can be connected with the mounting holes by bolts and fixed on the surface of the mounting plate 5, which is easy to operate.

The top walls of the inner walls of the two sides of the sleeve 3 are rotatably installed with a rotating shaft 6, and a gear 7 is installed on the rotating shaft 6. The inner wall of one side wall of the movable frame 4 is provided with a rack 8 along the vertical direction, and the gear 7 is located inside the movable frame 4. And the rack 8 is meshed with the gear 7, and one end of the rotating shaft 6 penetrates the side wall of the sleeve 3 and is welded with a rotating block 9. The rotating block 9 is symmetrically provided with a through hole, and a movable rod 10 is movably arranged in the through hole. One end is welded with a fixed block 11, the other ends of the two movable rods 10 are fixed with the same vertically arranged pull rod 12, the movable rod 10 is sleeved with a spring 13, and the spring 13 is located between the rotating block 9 and the pull rod 12. One end is connected to the rotating block 9, and the other end of the spring 13 is connected to the pull rod 12 (see Figure 2); the spring 13 can automatically snap the fixing block 11 into the fixing hole 14, which is easy to operate and simple to install.

The top of one side wall of the sleeve 3 is provided with a plurality of fixing holes 14, the fixing block 11 and the fixing holes 14 are matched in size, and the plurality of fixing holes 14 are distributed on the side wall of the sleeve 3 in a circular array (see Fig. 6) ; The fixed block 11 matches the size of the fixed hole 14. After adjusting the height of the movable frame 4 through the gear 7, inserting the fixed block 11 into the fixed hole 14 can prevent the rotation of the rotating shaft 6 and limit the movable frame 4 to ensure the height. of stability.

When in use, place the whole device on the ground. According to the ground, the knobs on the four fixing nails 2 can be rotated respectively, so as to adjust the height of the fixing nails 2 to keep the whole device horizontal, and then pull the pull rod 12 to fix it. The frame 11 is disengaged from the fixing hole 14, the rotating block 9 can be rotated to make the rotating shaft 6 rotate, and the rotating shaft 6 drives the gear 7 to rotate. Under the action of the rack 8, the height of the movable frame 4 can be adjusted. 12. Under the action of the spring 13, the fixed block 11 is automatically stuck in the fixed hole 14, so that the rotating shaft 6 cannot be rotated, so that the movable frame cannot move, and the stability of use is guaranteed. It is worth popularizing. The device solves the traditional hydraulic pressure. The device is cumbersome and inconvenient to carry, the overall weight is light, it is convenient to carry, and the production cost of the device is reduced, which is worthy of promotion.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (5)

1. The utility model provides a fixed portable frame of spirit level, includes base (1), its characterized in that: the base (1) is provided with a plurality of threaded holes, threaded holes are connected with fixing nails (2) in an internal thread manner, an upper surface welding machine of the base (1) is provided with a sleeve (3), a movable frame (4) is movably arranged in the sleeve (3), a mounting plate (5) is welded at the top of the movable frame (4), a rotating shaft (6) is rotatably arranged on the top wall of the inner walls of two sides of the sleeve (3), a gear (7) is arranged on the rotating shaft (6), a rack (8) is arranged on the inner wall of one side wall of the movable frame (4) along the vertical direction, the gear (7) is positioned in the movable frame (4), the rack (8) is meshed with the gear (7), one end of the rotating shaft (6) penetrates through the side wall of the sleeve (3) and is welded with a rotating block (9), through holes are symmetrically formed in the rotating block (9), a movable rod (, the other ends of the two movable rods (10) are fixed with the same vertically arranged pull rod (12), the movable rods (10) are sleeved with springs (13), and the top of one side wall of the sleeve (3) is provided with a plurality of fixing holes (14).

2. A stationary portable frame for a level according to claim 1 wherein: the four fixing nails (2) are arranged, the four fixing nails (2) are distributed on four corners of the base (1), and the knob is installed at the top end of each fixing nail (2).

3. A stationary portable frame for a level according to claim 1 wherein: the cross-sectional view of mounting panel (5) is circular structure, and a plurality of mounting holes have been seted up in the array on mounting panel (5).

4. A stationary portable frame for a level according to claim 1 wherein: the fixed block (11) is matched with the fixed holes (14) in size, and the fixed holes (14) are distributed on the side wall of the sleeve (3) in a circumferential array mode.

5. A stationary portable frame for a level according to claim 1 wherein: the spring (13) is positioned between the rotating block (9) and the pull rod (12), one end of the spring (13) is connected to the rotating block (9), and the other end of the spring (13) is connected to the pull rod (12).

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