CN210950613U - Multi-degree-of-freedom adjustable fixing frame for fixing vertical leveling rod - Google Patents

Abstract

The utility model discloses a multi-degree-of-freedom adjustable fixing frame for fixing a vertical level and a method of using the same, which comprises a vertically arranged sleeve and a lifting rod. The end is provided with a hook for hanging the level; the bottom of the sleeve is provided with a seat body, and the support frames extending outward are evenly distributed around the seat body, the sleeve is stably placed on the ground under the support of the seat body and the support frame, and the bottom of the sleeve is It is connected with the seat body through a self-locking universal joint; the upper part of the lifting rod and the lower part of the sleeve are also provided with auxiliary fixing devices for auxiliary fixing of the level. The multi-degree-of-freedom adjustable fixing frame for fixing the vertical level is convenient to use, and the swing of the level is small when it is suspended.

Description

A multi-degree-of-freedom adjustable fixing frame for fixing a vertical level

technical field

The invention relates to the field of leveling rods, in particular to a multi-degree-of-freedom adjustable fixing frame for fixing a vertical leveling rod.

Background technique

The spirit level is widely used in the fields of construction and exploration, and is an indispensable reference element. In the process of use, the leveling rods placed vertically are mostly hung or fixed on the vertical wall, but the leveling rods placed in suspension are easy to shake during use, and the use of too large swing will affect the use. When the level is used in the field, it is difficult to find the wall and other positions to fix the level.

SUMMARY OF THE INVENTION

In order to solve the above problems, the present invention provides a multi-degree-of-freedom adjustable fixing frame for fixing a vertical level, which is easy to use and has a small swing when the level is suspended.

In order to achieve this purpose, the present invention provides a multi-degree-of-freedom adjustable fixing frame for fixing a vertical level, comprising a vertically arranged sleeve and a lifting rod, wherein the sleeve is a hollow tube body, and the lifting rod It is a vertical rod body that is sleeved in the sleeve and slides up and down. The upper side wall of the sleeve is threadedly connected with a lifting rod locking knob. The lifting rod locking knob is a screw rod with a handle at the end, and the screw rod rotates and Moving in the direction of the lifting rod, the end of the screw sticks closely to the lifting rod to realize the fixed connection between the lifting rod and the sleeve; the top of the lifting rod is provided with a cantilever extending to the outside of the lifting rod, and the end of the cantilever is provided with a hook; the sleeve A seat body is arranged at the bottom of the cylinder, and support frames extending outward are evenly distributed around the seat body, and the sleeve is stably placed on the ground under the support of the seat body and the support frame; the upper part of the lifting rod and the lower part of the sleeve are also provided with There is an auxiliary fixing device, the auxiliary fixing device includes a slotted swing rod, the slotted swing rod is connected with the lifting rod and the sleeve through the locking knob of the slotted swing rod, and the upper part of the lifting rod and the lower part of the sleeve are provided with strips. The groove is provided with through holes on both sides of the strip groove. The slotted swing rod tightening nut includes a fixed rod and a threaded knob. One end of the fixed rod is provided with a head protruding outward, and the other end is provided with a screw rod. The fixing rod passes through the through holes on both sides of the strip groove and can be rotated in the through hole. The threaded part of the rod end is screwed with the threaded knob, and after the threaded knob is rotated, it is close to the lifting rod and the side wall of the sleeve to fix the position of the fixed rod and then the fixing of the slotted swing rod; the end of the slotted swing rod is movably sleeved There is a slotted telescopic drum, the slotted telescopic drum is a hollow tubular structure with one end open, and is sleeved outside the slotted swing rod, and the side of the slotted telescopic drum is provided with a slotted telescopic drum locking knob. The locking knob of the slot telescopic drum is a screw with a handle at the end, the screw rotates and moves in the direction of the slot swing rod, and the end of the screw sticks closely to the slot swing rod to realize the slot swing rod and the slot telescopic cylinder. fixed connection; the end of the slotted telescopic drum is provided with a slotted rotating rod of a vertical slotted telescopic drum, the slotted rotating rod is a straight rod with cylindrical structures at both ends, and the slotted rotating rod is set with the same On the side of the card slot telescopic drum, the middle point of the card slot rotating rod is connected with the card slot rotating rod locking knob. The card slot rotating rod locking knob is a screw with a handle at the end, and the screw passes through the card slot rotating rod The rear screw is connected to the side wall of the end of the telescopic drum of the card slot, and the rotating screw makes the handle press the card slot rotating rod to realize the fixing of the card slot rotating rod; The slot plate includes a cylindrical body with one end open and a positioning plate arranged on the side of the cylindrical body. The positioning plate is a plate-like structure extending outward from the side wall of the cylindrical body. The opposite side wall of the positioning plate is provided with a V-shaped groove, the end of the card groove plate is provided with a card groove plate locking knob, the end of the closed end of the cylindrical cylinder is provided with a through hole, and the card groove plate locking knob is provided at the end A screw with a handle, the screw passes through the through hole of the closed end of the cylindrical cylinder on the card slot plate and is connected with the end of the rotating rod of the card slot through a thread. When the screw is rotated, the handle is pressed against the cylinder. The cylinder body realizes the fixing of the card slot plate and the card slot rotating rod.

In a further improvement of the present invention, in the auxiliary fixing device, the width between the bottoms of the V-shaped grooves of the two positioning plates is greater than the width of the leveling rod, the width of the distance between the openings of the V-shaped grooves of the two positioning plates is smaller than the width of the leveling rod and the V-shaped grooves The width of the opening is greater than the thickness of the level.

In a further improvement of the present invention, the bottom of the sleeve and the base are connected by a self-locking universal joint.

In a further improvement of the present invention, the self-locking universal joint includes a lower base disposed on the base body, the lower base is movably connected with the lower rotating frame through a rotating shaft, and an upper base is arranged on the lower rotating frame, so The above-mentioned upper base and the upper rotating frame arranged at the bottom of the sleeve are connected by a rotating shaft, the upper and lower rotating frames are both U-shaped structures, and the upper base and the lower base are respectively embedded in the upper rotating frame and the lower rotating frame. In the slot in the middle of the U-shaped structure, one end of the upper rotating frame of the upper rotating frame and the upper rotating shaft of the lower rotating frame is provided with a protruding head, and the other end is connected with the upper rotating frame locking knob and the lower rotating frame locking knob through threads, and the upper rotating frame is rotated. The locking knob of the upper rotating frame on the side makes the upper rotating frame clamp the upper base to achieve both fixing. fixed.

A method for fixing a multi-degree-of-freedom adjustable fixing frame for a vertical level, comprising the following steps:

a. Place the entire fixing frame on the ground of the place of use, adjust the self-locking universal joint to ensure that the sleeve is vertical, and use a spirit level to confirm that the sleeve is in a vertical state;

b. Adjust the height of the lifting rod according to the size of the leveling rod to be fixed. When adjusting, firstly rotate and loosen the locking knob of the lifting rod, and when the lifting rod is pulled to a suitable height, tighten the locking knob of the lifting rod;

c. Hang the level on the hook at the cantilever end of the top of the lift rod, and keep the level steady and not shake;

d. Adjust the auxiliary fixing device: lock the locking knob of the slot rotating rod to ensure that the slot rotating rod is vertically fixed with the slot telescopic drum, loosen the locking knob of the slot telescopic drum, the locking knob of the slot swing rod and the The locking knob of the card slot plate, adjust the position of the card slot pendulum rod, the card slot telescopic drum and the card slot plate, so that both sides of the level gauge are located in the V-shaped groove of the positioning plate on the card slot plate, and then lock the card slot telescopic drum. The locking knob, the locking knob of the slotted swing rod and the locking knob of the slotted plate keep the level in a natural hanging state during the whole process.

The multi-degree-of-freedom adjustable fixing frame for fixing a vertical level disclosed in this application has the following beneficial effects:

1) The suspension height can be adjusted, and the appropriate suspension height can be rotated according to the needs of use. At the same time, the level is positioned by the auxiliary fixing device after hanging. The level is located between the slot plates, and the V-shaped groove on the positioning plate is used for auxiliary positioning. , greatly reducing the swing amplitude of the leveling rod, which is easy to use;

2) The fixed frame is not restricted by terrain when in use. When the ground is uneven, the universal joint can be adjusted to ensure that the sleeve and the lifting rod are vertical, so that the level can be used accurately;

3) The angle and extension distance of the auxiliary fixing device can be adjusted, which can accurately assist in positioning the level.

Description of drawings

Fig. 1 is the structural representation of the present invention;

Figure 2 is a schematic diagram of the connection structure of the lift rod and the sleeve;

Figure 3 is a schematic diagram of the upper structure of the lift rod;

Figure 4 is a schematic diagram of the structure of the lower part of the sleeve;

Description of drawings:

100. Adjustable fixing frame; 200. Leveling ruler; 1. Hook; 2. Cantilever; 3. Lifting rod; 4. Locking knob of slotted swing rod; 5. Slotted swing rod; 6. Slotted telescopic drum; 7. Slot rotating rod; 8. Slot plate; 9. Slot plate locking knob; 10. Slot rotating rod locking knob; 11. Slot telescopic drum locking knob; 12. Lifting rod locking knob ; 13, sleeve; 14, upper swivel frame; 15, upper swivel frame locking knob; 16, lower swivel frame; 17, lower base; 18, lower swivel frame locking knob; 19, support frame; 20, upper The base; 21, the seat body.

Detailed ways

The present invention will be described in further detail below in conjunction with the accompanying drawings and specific embodiments:

As shown in FIG. 1 , an adjustable fixing frame 100 for fixing a vertical level with more than 200 degrees of freedom is used, and the level 200 is suspended on the adjustable fixing frame 100 during use.

The adjustable fixing frame 100 includes a vertically arranged sleeve 13 and a lifting rod 3. As shown in FIG. 2, the sleeve 13 is a hollow tube body, and the lifting rod 3 is a vertical vertical sleeve that is sleeved in the sleeve 13 and slides up and down. The rod body, the upper side wall of the sleeve 13 is screwed with a lifting rod locking knob 12, the lifting rod locking knob 12 is a screw with a handle at the end, the screw rotates and moves in the direction of the lifting rod 3, and the end of the screw is close to the lifting rod 3. Realize the fixed connection between the lifting rod 3 and the sleeve 13.

As shown in FIG. 3 , the top end of the lift rod 3 is provided with a cantilever 2 extending to the outside of the lift rod 3 , and the end of the cantilever 2 is provided with a hook 1 for hanging the level 200 .

As shown in FIG. 4 , a seat body 21 is arranged at the bottom of the sleeve 13 , and supporting frames 19 extending outward are evenly distributed around the seat body 21 . The bottom of the sleeve 13 and the base body 21 are connected by a self-locking universal joint. The self-locking universal joint includes a lower base 17 arranged on the base body 21, the lower base 17 is movably connected with the lower rotating frame 16 through a rotating shaft, an upper base 20 is arranged on the lower rotating frame 16, and the upper base 20 is connected to the lower rotating frame 16. The upper rotating frame 14 at the bottom of the sleeve 13 is connected by a rotating shaft, the upper rotating frame 14 and the lower rotating frame 16 are both U-shaped structures, and the upper base 20 and the lower base 17 are respectively embedded in the upper rotating frame 14 and the lower rotating frame 16 U-shaped In the groove in the middle of the structure, one end of the upper rotating shaft of the upper rotating frame 14 and the lower rotating frame 16 is provided with a protruding head, and the other end is connected with the upper rotating frame locking knob 15 and the lower rotating frame locking knob 18 through threads. The upper swivel frame locking knob 15 on the side of the swivel frame 14 makes the upper swivel frame 14 clamp the upper base 20 to fix the two. 16 clamps the lower base 17 to realize the fixation of the two.

As shown in Figures 3 and 4, the upper part of the lifting rod 3 and the lower part of the sleeve 13 are also provided with auxiliary fixing devices. The auxiliary fixing device includes a slotted swing rod 5, and the slotted swing rod 5 is connected to the lifter through the slotted swing rod locking knob 4 The rod 3 is connected with the sleeve 13, the upper part of the lifting rod 3 and the lower part of the sleeve 13 are provided with a strip groove, the two sides of the strip groove are respectively provided with through holes, and the clamping nut of the slot swing rod 5 includes a fixed rod and a threaded knob. One end of the rod is provided with a head protruding outward, and the other end is provided with a screw rod. The fixed rod passes through the through holes on both sides of the strip groove and can be rotated in the through holes. One end of the fixed rod and the slotted swing rod 5 is connected by a spline. , the end of the card slot pendulum rod 5 is located in the strip-shaped groove, the threaded part of the end of the fixed rod is screwed with the threaded knob, and after the threaded knob is rotated, it is close to the lifting rod 3 and the side wall of the sleeve 13 to fix the position of the fixed rod and then realize the clamping Fixing of the slotted swing rod 5; the end of the slotted swing rod 5 is movably sleeved with a slotted telescopic drum 6, and the slotted telescopic drum 6 is a hollow tubular structure with one end open, and is sleeved outside the slotted swing rod 5, and the slotted telescopic drum 6 is a hollow tubular structure with an open end. The side of the slotted telescopic drum 6 is provided with a locking knob 11 of the slotted telescopic drum. The locking knob 11 of the slotted telescopic drum is a screw with a handle at the end. The screw rotates and moves toward the slotted swing rod 5. The end part is close to the card slot swing rod 5 to realize the fixed connection between the card slot swing rod 5 and the card slot telescopic cylinder; The rotating rod 7 is a straight rod with cylindrical structure at both ends, the slotted rotating rod 7 is arranged on the side of the slotted telescopic drum 6, and the middle point of the slotted rotating rod 7 is connected with the slotted rotating rod locking knob 10, and the locking knob 10 of the slotted rotating rod is connected. The slot rotating rod locking knob 10 is a screw rod with a handle at the end. The screw rod passes through the slot rotating rod 7 and is threadedly connected to the side wall of the end of the slot telescopic drum 6. The rotating screw makes the handle press the slot rotating rod 7 tightly. The fixing of the slotted rotating rod 7 is realized; the two ends of the slotted rotating rod 7 are symmetrically provided with a slotted plate 8, and the slotted plate 8 includes a cylindrical cylinder with an opening at one end and a positioning plate arranged on the side of the cylindrical cylinder. The positioning plate is A plate-like structure extending outward from the side wall of the cylindrical body, the opposite side walls of the positioning plates on the card groove plate 8 at both ends of the card groove rotating rod 7 are provided with V-shaped grooves, and the end of the card groove plate 8 is provided with a card groove plate lock. Tighten the knob 9, a through hole is provided at the end of the closed end of the cylindrical body, and the locking knob 9 of the card slot plate is a screw with a handle at the end. The ends of the slot rotating rod 7 are connected by threads, and when the screw is rotated, the handle is pressed against the cylindrical body to realize the fixing of the slot plate 8 and the slot rotation rod 7 .

In the auxiliary fixing device, the width between the bottoms of the V-shaped grooves of the two positioning plates is greater than the width of the leveling ruler 200, the width of the distance between the openings of the V-shaped grooves of the two positioning plates is less than the width of the leveling ruler 200, and the width of the V-shaped groove opening is greater than the thickness of the leveling ruler 200 .

When the adjustable fixing frame 100 is in use, the suspension height can be adjusted, and the appropriate suspension height can be rotated according to the needs of use. At the same time, the level 200 is positioned by the auxiliary fixing device after being suspended. The V-shaped groove on the positioning plate is used for auxiliary positioning, which greatly reduces the swing range of the level 200 and is easy to use. When the ground is uneven, the universal joint can be adjusted to ensure that the sleeve 13 and the lifting rod 3 are vertical to ensure that the level 200 can be used accurately;

The above-mentioned use method for fixing the multi-degree-of-freedom adjustable fixing frame of a vertical level includes the following steps:

a. Place the entire adjustable fixing frame 100 on the ground at the site of use, adjust the self-locking universal joint to ensure that the sleeve 13 is vertical, and use a spirit level to determine that the sleeve 13 is in a vertical state;

b. Adjust the height of the lifting rod 3 according to the required fixed level 100 size. When adjusting, first rotate and loosen the lifting rod locking knob 12, and when pulling the lifting rod 3 to a suitable height, tighten the lifting rod locking knob 12;

c. Hang the level 200 on the hook 1 at the end of the cantilever 2 at the top of the lift rod 3, and keep the level 200 steady and not shake;

d. Adjust the auxiliary fixing device: lock the locking knob 10 of the slot rotating rod to ensure that the slot rotating rod 7 is vertically fixed with the slot telescopic drum 6, loosen the slot telescopic drum locking knob 11, and the slot swing rod The locking knob 4 and the card slot plate locking knob 9 are adjusted to adjust the positions of the card slot pendulum rod 5, the card slot telescopic drum 6 and the card slot plate 8, so that both sides of the level 200 are located in the V-shape of the positioning plate on the card slot plate 8. In the slot, then lock the locking knob 11 of the slotted telescopic drum, the locking knob 4 of the slotted swing rod and the locking knob 9 of the slotted plate, and the level 200 remains in a natural hanging state during the whole process.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention in any other form, and any modifications or equivalent changes made according to the technical essence of the present invention still fall within the scope of protection of the present invention. .

Claims (4)

1. a multi-degree-of-freedom adjustable fixing frame for fixing a vertical level, characterized in that it comprises a vertically arranged sleeve and a lifting rod, the sleeve is a hollow pipe body, and the lifting rod is a sleeve A vertical rod body connected in the sleeve and sliding up and down, the upper side wall of the sleeve is threadedly connected with a lifting rod locking knob, the lifting rod locking knob is a screw rod with a handle at the end, and the screw rod rotates and lifts up and down The rod moves in the direction, and the end of the screw sticks closely to the lifting rod to realize the fixed connection between the lifting rod and the sleeve; the top of the lifting rod is provided with a cantilever extending to the outside of the lifting rod, and the end of the cantilever is provided with a hook; the bottom of the sleeve is provided with a cantilever. A seat body is provided, and support frames extending outward are evenly distributed around the seat body, and the sleeve is stably placed on the ground under the support of the seat body and the support frame; the upper part of the lifting rod and the lower part of the sleeve are also provided with auxiliary A fixing device, the auxiliary fixing device includes a slotted swing rod, the slotted swing rod is connected with the lifting rod and the sleeve through the locking knob of the slotted swing rod, and the upper part of the lifting rod and the lower part of the sleeve are provided with strip grooves , the two sides of the bar-shaped groove are respectively provided with through holes, the slotted swing rod tightening nut includes a fixed rod and a threaded knob, one end of the fixed rod is provided with a head protruding outward, and the other end is provided with a screw rod. The fixing rod passes through the through holes on both sides of the bar-shaped groove and can be rotated in the through-hole, the fixing rod is connected with one end of the slotted swing rod through splines, and the end of the slotted swing rod is located in the bar-shaped slot, and the end of the fixing rod is located in the bar-shaped groove. The threaded part is screwed with the threaded knob, and after the threaded knob is rotated, it closely adheres to the lifting rod and the side wall of the sleeve to fix the position of the fixing rod and then the fixing of the slotted swing rod; the end of the slotted swing rod is movably sleeved with a card The slot telescopic drum, the slot telescopic drum is a hollow tubular structure with one end open, and is sleeved outside the slot swing rod. The slot telescopic drum locking knob is a screw with a handle at the end, the screw rotates and moves in the direction of the slotted swing rod, and the end of the screw sticks closely to the slotted swing rod to fix the slotted swing rod and the slotted telescopic cylinder connection; the end of the slotted telescopic drum is provided with a slotted rotary rod of a vertical slotted telescopic drum, the slotted rotary rod is a straight rod with cylindrical structures at both ends, and the slotted rotary rod is arranged with the slotted slot On the side of the telescopic drum, the middle point of the slot rotating rod is connected with a slot rotating rod locking knob. The slot rotating rod locking knob is a screw with a handle at the end, and the screw passes through the rear thread of the slot rotating rod. It is connected to the side wall of the end of the telescopic drum of the card slot, and the rotating screw makes the handle press the card slot rotating rod to realize the fixing of the card slot rotating rod; It includes a cylindrical body with one end open and a positioning plate arranged on the side of the cylindrical body. The positioning plate is a plate-like structure extending outward from the side wall of the cylindrical body. The opposite side wall of the plate is provided with a V-shaped groove, the end of the card groove plate is provided with a card groove plate locking knob, the end of the closed end of the cylindrical cylinder is provided with a through hole, and the card groove plate locking knob is provided with a handle at the end. The screw rod passes through the through hole of the closed end of the cylindrical body on the card slot plate and is connected with the end of the rotating rod of the card slot through a thread. When the screw is rotated, the handle is pressed against the cylinder body Now the card slot plate and the card slot rotating rod are fixed. 2. A multi-degree-of-freedom adjustable fixing frame for fixing a vertical level according to claim 1, wherein the width between the bottoms of the V-shaped grooves of the two positioning plates in the auxiliary fixing device is greater than that of the level Ruler width, the width of the distance between the openings of the V-shaped grooves of the two positioning plates is less than the width of the leveling rule and the width of the V-shaped groove opening is greater than the thickness of the leveling rule. 3 . The multi-degree-of-freedom adjustable fixing frame for fixing a vertical level according to claim 2 , wherein the bottom of the sleeve and the base are connected by a self-locking universal joint. 4 . 4 . The multi-degree-of-freedom adjustable fixing frame for fixing a vertical level according to claim 3 , wherein the self-locking universal joint comprises a lower base arranged on the seat body, and the lower The base is movably connected with the lower rotating frame through a rotating shaft, an upper base is arranged on the lower rotating frame, the upper base is connected with the upper rotating frame arranged at the bottom of the sleeve through a rotating shaft, and the upper rotating frame is connected with the lower rotating frame. The frames are all U-shaped structures, the upper base and the lower base are respectively embedded in the grooves between the U-shaped structures of the upper and lower rotating frames, and one end of the upper rotating shaft of the upper and lower rotating frames is provided with a protruding head, and the other is provided with a protruding head. One end is connected with the locking knob of the upper rotating frame and the locking knob of the lower rotating frame. Rotate the locking knob of the upper rotating frame on the side of the upper rotating frame to make the upper rotating frame clamp the upper base to realize the fixing of the two. The locking knob of the lower rotating frame on the side of the lower rotating frame enables the lower rotating frame to clamp the lower base to realize the fixation of the two.

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