Engineering surveying level gauge

Abstract

The utility model provides an engineering surveying level gauge which comprises a level gauge main body and a support, the level gauge main body is fixedly installed on the top of the support through an installation seat, the support comprises a fixing box, and an adjusting plate is movably installed on the top of the fixing box through an adjusting mechanism. The telescopic plate and the supporting legs can slide out of the fixing box through pins and pin holes and are fixed, the height of the adjusting plate and the height of the mounting base are adjusted, and the angle of the supporting legs can be adjusted through rotating pipes, fixing rings, first screw rods, fixing blocks and connecting rods; the contact area between the supporting legs and the silt ground can be increased through the arranged bottom plate, the bottom ends of the supporting legs are prevented from being inserted into the silt ground, the stability of the support and the leveling instrument body is improved, the support can be conveniently fixed to the silt ground, and the leveling instrument can be used on other grounds.

Description

Technical Field

[0001] The utility model relates to the technical field of engineering levels, in particular to an engineering measurement level. Background Art

[0002] In the process of engineering measurement, a level is usually used to measure the height difference between two points on the ground using a horizontal line of sight. The level mainly includes a telescope, a tube level, a vertical axis, a base, and a foot screw. When in use, the level is usually installed on a bracket, and the bracket is placed on the ground.

[0003] The Chinese utility model patent with publication number CN219140406U proposes a level for engineering measurement, including a disc and a clamping structure; three hinged tubes are arranged in the circumferential direction of the disc, the upper ends of the three hinged tubes are respectively hingedly connected to the lower end of the disc, and retractable telescopic rods are respectively arranged in the three hinged tubes, and the upper end of the disc is detachably connected to the level; when folded, the three hinged tubes are respectively rotated into the opening, and during the rotation of the hinged tubes into the opening, the outer side of the hinged tube contacts the inclined surface, so that the telescopic column automatically shrinks into the notch, and the spring structure shrinks. When the hinged tube completely enters the column opening, the telescopic column will automatically reset due to the action of the spring structure, and the hinged tube is clamped and fixed in the opening, so that there is no need to bundle it with a rope body, and the operation is very convenient.

[0004] However, in the above scheme, when the conical tip contacts the muddy ground, it is easy to be inserted into the inside thereof, so that the conical tip, the telescopic rod and the articulated tube cannot be fixed. The stability of this level is low, and it is easy to tilt and deflect, which is inconvenient to use.

[0005] To this end, the utility model provides an engineering measurement level. Utility Model Content

[0006] In view of the shortcomings of the prior art, the purpose of the utility model is to provide an engineering measurement level to solve the problems raised in the above-mentioned background technology. The utility model can increase the contact area between the legs and the muddy ground by setting a base plate, prevent the bottom ends of the legs from being inserted into the muddy ground, improve the stability of the bracket and the level body, and facilitate use.

[0007] In order to achieve the above-mentioned purpose, the utility model is implemented through the following technical scheme: an engineering measurement level, including a level body and a bracket, the level body is fixedly installed on the top of the bracket through a mounting seat, the bracket includes a fixed box, the top of the fixed box is movably installed with an adjustment plate through an adjustment mechanism, the mounting seat is fixedly installed at the center position of the top of the adjustment plate, two fixed boxes are symmetrically fixedly installed on both sides of the bottom of the fixed box, a fixed plate is fixedly installed between the two fixed boxes, a telescopic plate is slidably installed inside the fixed box, a support leg is movably installed at the bottom of the telescopic plate through a rotating shaft, and the bottom end of the support leg is rotatably installed with a base plate through an axle.

[0008] Furthermore, the adjustment mechanism includes a slide plate, and the slide plate is installed in a limited sliding manner inside the fixing box.

[0009] Furthermore, a second screw rod is installed inside the fixing box for transverse rotation, the slide plate is screwed on the second screw rod through a screw hole, and a knob is fixedly installed on the outer end of the second screw rod.

[0010] Furthermore, pin holes are provided inside the top and bottom ends of the fixed box, a through hole is provided inside the telescopic plate, and pins are installed inside the pin holes and the through holes.

[0011] Furthermore, a rotating tube is installed at the bottom of the fixed plate for limited rotation, and a rotating ring is fixedly installed on the outer side of the rotating tube.

[0012] Furthermore, a first screw rod is threadedly installed inside the rotating tube, and a fixing block is fixedly installed at the bottom of the first screw rod.

[0013] Furthermore, connecting rods are movably installed inside the two ends of the fixed block through a rotating shaft, and one end of the connecting rod is movably connected to the supporting leg through the rotating shaft.

[0014] Furthermore, there are two bottom plates, and a protrusion is provided at the bottom of the bottom plate.

[0015] The beneficial effects of the utility model are as follows: the utility model is an engineering measurement level instrument, which can slide the telescopic plate and the legs out of the interior of the fixed box and fix them through pins and pin holes, adjust the height of the adjustment plate and the mounting seat, and adjust the angle of the legs through a rotating tube, a fixing ring, a first screw, a fixing block and a connecting rod; the contact area between the legs and the muddy ground can be increased by setting the bottom plate, and the bottom ends of the legs can be prevented from being inserted into the muddy ground, thereby improving the stability of the bracket and the level instrument body, making it convenient to fix the bracket on the muddy ground, and also to use the bracket on other grounds; and by rotating the bottom plate, it can be adjusted to between the two legs, and the telescopic plate and the legs can be put into the interior of the fixed box, which can reduce the volume of the bracket and facilitate its storage and carrying; the position of the adjustment plate and the level instrument body can be fine-tuned through the knob, the second screw and the slide plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural diagram of an engineering measurement level instrument of the utility model;

[0017] Figure 2 This is a cross-sectional view of an engineering measurement level instrument of the utility model;

[0018] Figure 3 This is a structural diagram of an engineering measurement level adjustment plate of the utility model;

[0019] In the figure: 1. level instrument body; 2. adjustment plate; 3. fixing box; 4. fixing box; 5. telescopic plate; 6. supporting leg; 7. bottom plate; 8. fixing plate; 9. rotating tube; 10. first screw; 11. fixing block; 12. connecting rod; 13. pin; 14. pin hole; 15. mounting seat; 16. adjustment mechanism; 17. slide plate; 18. second screw. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0021] See also Figures 1 to 3The utility model provides a technical solution: an engineering measurement level, comprising a level body 1 and a bracket, the level body 1 is fixedly mounted on the top of the bracket through a mounting seat 15, the bracket comprises a fixed box 3, the top of the fixed box 3 is movably mounted with an adjusting plate 2 through an adjusting mechanism 16, the mounting seat 15 is fixedly mounted at the center position of the top of the adjusting plate 2, two fixed boxes 4 are symmetrically fixedly mounted on both sides of the bottom of the fixed box 3, a fixed plate 8 is fixedly mounted between the two fixed boxes 4, a telescopic plate 5 is slidingly mounted inside the fixed box 4, a support leg 6 is movably mounted on the bottom of the telescopic plate 5 through a rotating shaft, and a bottom plate 7 is rotatably mounted on the bottom end of the support leg 6 through an axle rod, and the bottom plate 7 can be arranged to increase the contact area between the bottom end of the large support leg 6 and the muddy ground, thereby improving the stability of the bracket and the level body 1, and making it easy to use.

[0022] In this embodiment, the adjustment mechanism 16 includes a slide plate 17, and the slide plate 17 is installed in a limited sliding manner inside the fixed box 3. A second screw 18 is installed in the fixed box 3 for transverse rotation. The slide plate 17 is screwed on the second screw 18 through a screw hole. A knob is fixedly installed on the outer end of the second screw 18. When the knob is turned, the knob drives the second screw 18 to rotate. The second screw 18 drives the slide plate 17 to move inside the fixed box 3 through the screw hole. The slide plate 17 drives the adjustment plate 2 to move on the top of the fixed box 3. The adjustment plate 2 drives the level meter body 1 to perform fine adjustments through the mounting seat 15.

[0023] In this embodiment, pin holes 14 are provided inside the top and bottom ends of the fixed box 4, and a through hole is provided inside the telescopic plate 5. Pins 13 are installed inside the pin holes 14 and the through holes. Inserting the pins 13 into the corresponding pin holes 14 can limit the telescopic plate 5 and improve the stability between the telescopic plate 5 and the fixed box 4.

[0024] In this embodiment, a rotating tube 9 is installed at the bottom of the fixed plate 8 to limit rotation, a rotating ring is fixedly installed on the outside of the rotating tube 9, a first screw 10 is screwed inside the rotating tube 9, a fixed block 11 is fixedly installed at the bottom of the first screw 10, and connecting rods 12 are movably installed inside the two ends of the fixed block 11 through rotating shafts, one end of the connecting rod 12 is movably connected to the support leg 6 through the rotating shaft, when the rotating ring is rotated, the rotating ring drives the rotating tube 9 to rotate at the bottom of the fixed plate 8, under the limit of the connecting rod 12 and the fixed block 11, the rotating tube 9 is screwed to drive the first screw 10 to descend, the first screw 10 drives the connecting rod 12 through the fixed block 11, and the connecting rod 12 pushes the support leg 6 to rotate to both sides at the bottom end of the telescopic plate 5, and the support leg 6 drives the bottom plate 7, rotates the bottom plate 7, and adjusts its longer end to the outside of the support leg 6, so as to facilitate the placement of the bracket.

[0025] In this embodiment, there are two bottom plates 7 , and a protrusion is provided at the bottom of the bottom plate 7 , which can limit the position between the bottom plate 7 and the ground, thereby improving the stability of the bracket.

[0026] When the engineering measurement level is used, the pin 13 is pulled out from the pin hole 14, the fixing box 3 is pulled upward, the fixing box 3 drives the fixing box 4, so that the telescopic plate 5 slides inside the fixing box 4, and the pin 13 is inserted into the bottom pin hole 14, so as to fix the telescopic plate 5 and the fixing box 4, and adjust the height of the adjusting plate 2 and the mounting seat 15. The rotating tube 9 is rotated by the rotating ring. The rotating tube 9 pushes the supporting leg 6 through the first screw 10, the fixing block 11 and the connecting rod 12, so as to adjust the angle of the supporting leg 6. The bottom plate 7 is rotated. The contact area between the supporting leg 6 and the muddy ground can be increased by setting the bottom plate 7 to prevent the bottom end of the supporting leg 6 from being inserted into the The bracket can be inserted into the muddy and sandy ground to improve the stability of the bracket and the level body 1, which is convenient for fixing the bracket on the muddy and sandy ground, and the bracket can also be used on other grounds; when storing, the longer end of the bottom plate 7 is rotated between the legs 6, and the rotating ring and the rotating tube 9 are rotated in the opposite direction. The legs 6 can be adjusted through the first screw 10, the fixing block 11 and the connecting rod 12, and the pin 13 is pulled out, and the telescopic plate 5 and the legs 6 are stored in the fixed box 4, which can reduce the volume of the bracket and facilitate its storage and carrying; the position of the adjustment plate 2 and the level body 1 can be fine-tuned by the knob, the second screw 18 and the slide plate 17. The level body 1 is Bosch GOL32D.

[0027] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. An engineering surveying level, comprising a level body (1) and a bracket, characterized in that: The level instrument body (1) is fixedly mounted on the top of the bracket via a mounting seat (15); the bracket comprises a fixed box (3); an adjusting plate (2) is movably mounted on the top of the fixed box (3) via an adjusting mechanism (16); the mounting seat (15) is fixedly mounted at the center position of the top of the adjusting plate (2); two fixed boxes (4) are symmetrically fixedly mounted on both sides of the bottom of the fixed box (3); a fixed plate (8) is fixedly mounted between the two fixed boxes (4); a telescopic plate (5) is slidably mounted inside the fixed box (4); a support leg (6) is movably mounted on the bottom of the telescopic plate (5) via a rotating shaft; and a bottom plate (7) is rotatably mounted on the bottom end of the support leg (6) via an axle.

2. The engineering surveying level according to claim 1, characterized in that: The adjustment mechanism (16) comprises a slide plate (17), and the slide plate (17) is mounted in a limited sliding manner inside the fixing box (3).

3. An engineering surveying level according to claim 2, characterized in that: A second screw rod (18) is installed in the interior of the fixing box (3) for transverse rotation, the slide plate (17) is screwed onto the second screw rod (18) through a screw hole, and a knob is fixedly installed on the outer end of the second screw rod (18).

4. The engineering surveying level according to claim 1, characterized in that: Pin holes (14) are provided inside the top and bottom ends of the fixed box (4), a through hole is provided inside the telescopic plate (5), and pins (13) are installed inside the pin holes (14) and the through holes.

5. The engineering surveying level according to claim 1, characterized in that: A rotating tube (9) is mounted on the bottom of the fixed plate (8) for limited rotation, and a rotating ring is fixedly mounted on the outer side of the rotating tube (9).

6. The engineering surveying level according to claim 5, characterized in that: A first screw rod (10) is threadedly mounted inside the rotating tube (9), and a fixing block (11) is fixedly mounted on the bottom of the first screw rod (10).

7. An engineering surveying level according to claim 6, characterized in that: Connecting rods (12) are movably mounted inside the two ends of the fixed block (11) via a rotating shaft, and one end of the connecting rod (12) is movably connected to the supporting leg (6) via the rotating shaft.

8. The engineering surveying level according to claim 1, characterized in that: The number of the bottom plates (7) is two, and a protrusion is provided at the bottom of the bottom plate (7).

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