CN212931409U

CN212931409U - Levelling staff with supporting function

Info

Publication number: CN212931409U
Application number: CN202022321152.5U
Authority: CN
Inventors: 沈亚男; 李明; 李鑫; 聂碧波
Original assignee: SHANGHAI INSTITUTE OF GEOLOGICAL PROSPECTING TECHNOLOGY
Current assignee: SHANGHAI INSTITUTE OF GEOLOGICAL PROSPECTING TECHNOLOGY
Priority date: 2020-10-17
Filing date: 2020-10-17
Publication date: 2021-04-09
Anticipated expiration: 2030-10-17

Abstract

The utility model relates to a measuring equipment technical field especially relates to a levelling staff with support function, including the blade, the one end that the scale was kept away from to the blade is seted up flutedly, the bottom of blade is provided with the base, the tank bottom of recess is provided with first outer pole along the direction of height is articulated, it is provided with first interior pole to slide in the first outer pole, be provided with spacing arch on the first interior pole, set up the spacing hole that supplies spacing protruding joint on the first outer pole, the one end that the blade was kept away from to first interior pole is rotated through universal ball and is provided with the backup pad, the joint groove that supplies backup pad tip to rotate the joint is seted up to the bottom of base. This application has the advantage that can ensure the vertical placing of blade through the supporting role of backup pad.

Description

Levelling staff with supporting function

Technical Field

The application relates to the technical field of measuring equipment, especially, relate to a levelling rod with support function.

Background

As is well known, during the operation processes of detection, measurement, marking, equipment installation and industrial construction, it is often necessary to detect the levelness or verticality of an object, and the measuring tool adopted by people is a leveling staff. Leveling staff, abbreviated as leveling staff. Is a main tool for carrying out leveling measurement by matching with a level gauge.

A leveling staff in the related art is composed of a rectangular staff body and leveling lines marked on the staff body. In the use, the levelling rod is generally held by hand by the manual work and is kept vertical state, can feel tired after the staff holds the staff for a long time, and the phenomenon that the blade inclines appears because of rocking of staff's health easily, causes measuring error to influence the result of survey and drawing, reduce the operating efficiency.

SUMMERY OF THE UTILITY MODEL

In order to ensure the perpendicular of blade and place, make its difficult slope that takes place, this application provides a levelling rod with support function.

The application provides a levelling rod with support function adopts following technical scheme:

a leveling staff with a supporting function comprises a staff body, wherein a groove is formed in one end, far away from scales, of the staff body, and a base is arranged at the bottom end of the staff body;

the tank bottom of recess is provided with first outer pole along the direction of height is articulated, it is provided with first interior pole to slide in the first outer pole, be provided with spacing arch on the first interior pole, set up the spacing hole that supplies spacing protruding joint on the first outer pole, the one end that the blade was kept away from to first interior pole is rotated through the universal ball and is provided with the backup pad, the joint groove that supplies backup pad tip rotation joint is seted up to the bottom of base.

Through adopting above-mentioned technical scheme, when needing to use the levelling rod to measure, rotate first outer pole, take first interior pole out in from first outer pole to make the one end and the joint groove joint of backup pad, cooperation spacing arch and spacing hole joint constitute stable triangular structure, realized the supporting role to the blade, and the backup pad level is put and is established subaerial frictional force that has increased levelling rod and ground, thereby make the blade can vertically place, be difficult for taking place the slope and rock.

Preferably, the two side walls of one end of the supporting plate are provided with elastic lugs, and the two inner side walls of the clamping groove are provided with clamping grooves for clamping the elastic lugs.

Through adopting above-mentioned technical scheme, when rotating backup pad and joint groove joint, the joint of cooperation elasticity lug and draw-in groove makes backup pad and joint groove be difficult for taking place to slide because of vibrations to make backup pad, blade, first outer pole and first interior pole can constitute stable triangular structure, the blade is difficult for taking place to incline or rock when vertical placing.

Preferably, the two sides of the ruler body are hinged with support rods, the support rods comprise second outer rods and second inner rods, the second outer rods are hinged to the two side edges of the ruler body, the second inner rods are arranged in the second outer rods in a sliding mode, and one ends, far away from the second outer rods, of the second inner rods are hinged with supporting pieces.

Through adopting above-mentioned technical scheme, the accessible rotates the outer pole of second and takes out the pole in the second to make the support piece and the ground contact of its bottom, thereby realize the auxiliary stay effect to the blade, the blade is difficult because of the mistake bumps takes place the skew or rocks.

Preferably, the supporting member is a metal plate, and one surface of the metal plate is arranged roughly.

Through adopting above-mentioned technical scheme, rotate the outer pole of second and take the pole out in the second, when making the support piece of its bottom and ground contact, through being the metal sheet bottom surface of coarse setting, increased the frictional force on metal sheet and ground, the chi body is difficult for bumping because of the mistake and takes place the skew or rock.

Preferably, a fixing anchor is arranged at one end of the metal plate, and the end part of the fixing anchor is arranged in a sharp shape.

Through adopting above-mentioned technical scheme, when measuring on soft soil ground, the pole was taken out in the second to the outer pole of rotatable second, rotated the anchor that support piece made again and inserted in soil to improve the stability of blade, the blade is difficult for taking place the slope because of the ground is soft.

Preferably, a hinge point of the support member and the second inner rod is provided with a locking member for locking angles of the support member and the second inner rod.

Through adopting above-mentioned technical scheme, the accessible retaining member is with the angle of support piece and pole in the second fixed to when carrying out auxiliary stay through support piece to the blade, the blade is difficult for rocking because of support piece and takes place the slope.

Preferably, handles are hinged to two side walls of the groove, and the two handles are located at the same height.

Through adopting above-mentioned technical scheme, operation personnel accessible hand handle supports the blade, and the handle is located same height, is difficult for leading to the blade slope because of operation personnel application of force is uneven.

Preferably, horizontal bubbles are fixedly arranged in the grooves.

Through adopting above-mentioned technical scheme, when needs use the levelling rod to measure, place it behind ground, whether the placing of accessible horizontal bubble is the level.

Preferably, the supporting plate is provided with balancing weights on both sides of the hinge point.

Through adopting above-mentioned technical scheme, rotate the backup pad, put it and establish and fix the leveling rod in the ground, give a great pressure of backup pad through the balancing weight, increased the frictional force on backup pad and ground to the stability that the leveling rod was placed has been strengthened.

Preferably, the two side edges of the ruler body are fixedly provided with LED lamp belts.

Through adopting above-mentioned technical scheme, under the lower condition of visibility such as night or mine hole, throw light on to the levelling rod through opening the LED lamp, be convenient for observe the scale on the blade, reduced because of the emergence that the not enough measurement accuracy reduces the phenomenon of leading to of light.

In summary, the present application includes at least one of the following beneficial technical effects:

1. according to the leveling staff, the supporting plate can be placed on the ground to fix the leveling staff, the first outer rod is rotated, the first inner rod is pulled out of the first outer rod, one end of the supporting plate is clamped with the clamping groove, the first inner rod, the first outer rod, the staff body and the supporting plate form a stable triangular structure, and the supporting effect on the staff body is achieved, so that the staff body can be vertically placed and is not prone to inclination and shaking;

2. according to the ruler, the connecting strength of the supporting plate and the clamping groove is enhanced through the clamping connection of the elastic lug and the clamping groove, when the supporting plate is rotated to be clamped with the clamping groove, the elastic lug is clamped in the clamping groove, so that the supporting plate and the clamping groove are not prone to sliding due to vibration, and the ruler body is not prone to tilting or shaking when vertically placed;

3. the leveling staff can be supported in an auxiliary mode by placing the supporting piece on the ground, when the leveling staff needs to be placed vertically, the second outer rod is rotated to draw out the second inner rod, and the supporting piece at the bottom of the second outer rod is contacted with the ground, so that the auxiliary supporting effect on the ruler body is achieved, and the ruler body is not prone to shifting or shaking due to mistaken collision;

4. during this application accessible inserted the soft soil with the anchorage, reduced the chi body because of the emergence of the soft slope phenomenon in ground, rotate the outer pole of second and take out pole in the second, rotate support piece again and make the anchorage insert soil, can realize the fixed to the chi body.

Drawings

Fig. 1 is a schematic view of the overall structure of a levelling rod with a supporting function in an embodiment of the present application;

fig. 2 is a schematic view of another angle of the leveling rod with a supporting function according to the embodiment of the present application.

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is a schematic view of the overall structure of a leveling rod with a supporting function placed on a soft ground in the embodiment of the present application.

Reference numerals: 1. a ruler body; 2. a groove; 3. a base; 4. a first outer rod; 5. a first inner bar; 6. a limiting bulge; 7. a limiting hole; 8. a support plate; 9. a clamping groove; 10. an elastic bump; 11. a card slot; 12. a second outer pole; 13. a second inner bar; 14. a support member; 15. fixing an anchor; 16. a locking member; 17. a handle; 18. horizontal bubbles; 19. a balancing weight; 20. an LED strip.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses levelling rod with support function, refer to fig. 1 and 2, it includes blade 1, is provided with the scale on the blade 1, and the both sides limit of blade 1 is fixed and is provided with LED lamp area 20, when measuring under the environment such as illumination is not enough at night, can open the LED lamp in LED lamp area 20 and throw light on to the scale. The end of the ruler body 1, which is far away from the scales, is provided with a groove 2 along the height direction, and a horizontal bubble 18 for judging whether the ruler body 1 inclines or not is fixedly arranged in the groove 2. The bottom end of the ruler body 1 is fixedly provided with a base 3 used for supporting the ruler body 1, two side walls of the groove 2 are hinged with handles 17 convenient for being held by hands, and the two handles 17 are located at the same height. The operation personnel accessible staff supports stably, and when supporting body 1 through two handles 17, body 1 atress is comparatively even to vertical the placing of body 1 has been ensured. The base 3 can be dismantled through the buckle and set up on blade 1, and the leveling rod is directly put on the control point when being convenient for measure the beginning and end. The one side that base 3 kept away from blade 1 is fixed and is provided with a connecting plate, and the distribution of connecting plate bottom surface has three foot nails, can be used for placing the circumstances such as unsmooth or grit on ground.

After the operating personnel supported the levelling staff for a long time, can lead to rocking of health because of tired, rock because of the health in order to reduce the operating personnel, lead to the emergence of blade 1 slope phenomenon. Referring to fig. 3 and 4, the bottom of the groove 2 is hinged to a first cylindrical outer rod 4 along the height direction, the first outer rod 4 slides inwards along the length direction to form a first cylindrical inner rod 5, and the first inner rod 5 and the first outer rod 4 slide in a matching manner. Be provided with on the lateral wall that first interior pole 5 is close to 1 one end of blade and be hemispherical elasticity spacing arch 6, set up the spacing hole 7 that supplies spacing arch 6 joint on the first outer pole 4, when sliding first interior pole 5, the relative fixation of first outer pole 4 and first interior pole 5 is realized to the joint of spacing arch 6 of accessible and spacing hole 7. One end of the first inner rod 5, which is far away from the ruler body 1, is provided with a support plate 8 which is a cuboid through the rotation of an universal ball, and the bottom end of the base 3 is provided with a clamping groove 9 for the end part of the support plate 8 to rotate for clamping.

For making backup pad 8 and the difficult relative slip that takes place of joint groove 9, refer to fig. 2 and fig. 4, backup pad 8 is close to the one end of base 3 and is located and is provided with the elastic convex block 10 that is hemispherical on its length direction's the both sides wall symmetrically, sets up the draw-in groove 11 that supplies elastic convex block 10 joint on the two inside walls of joint groove 9. After one end of the supporting plate 8 is inserted into the clamping groove 9, the elastic lug 10 is matched with the clamping of the clamping groove 11, and the connection strength of the clamping plate and the clamping groove 9 is enhanced. And the both sides that backup pad 8 is located the pin joint all are provided with the balancing weight 19 that is the cuboid form, through placing balancing weight 19 on backup pad 8, give backup pad 8 a great pressure to increased the frictional force on backup pad 8 and ground, improved backup pad 8's supporting effect.

For further guarantee the vertical placing of levelling rod, refer to fig. 2 and 4, the articulated bracing piece that is provided with in both sides of blade 1, the bracing piece includes second outer pole 12 and second interior pole 13, and the articulated setting of second outer pole 12 is on the both sides of blade 1, and the setting that slides of second interior pole 13 is in second outer pole 12, has seted up the screw on the second outer pole 12, is provided with in the screw to be used for supporting the tight bolt of second interior pole 13. One end of the second inner rod 13, which is far away from the second inner rod 13, is hinged to a support member 14, a hinge point between the support member 14 and the second inner rod 13 is provided with a locking member 16 for locking angles between the support member and the second inner rod, and the locking member 16 is a locking bolt. The support member 14 is a metal plate, and one side of the metal plate is rough to increase the friction force between the metal plate and the ground.

When the leveling staff needs to be supported by the supporting piece 14, the angle between the supporting piece 14 and the second inner rod 13 can be fixed by the locking piece 16, so that the ruler body 1 is not prone to tilting due to the fact that the supporting piece 14 rocks in the process of supporting the ruler body 1 by the metal plate.

In order to prevent the leveling staff from tilting and shaking when placed on soft ground, referring to fig. 2 and 4, a fixing anchor 15 is disposed at one end of the metal plate, and the end of the fixing anchor 15 is sharp. After the leveling staff is placed on the soft soil ground, the fixing anchor 15 is inserted into the soil through the rotary supporting piece 14, and then the fixing anchor is locked through the locking bolt, so that the stability of the ruler body 1 is improved, and the ruler body 1 is not prone to inclination due to ground softness.

The implementation principle of the leveling staff with the supporting function in the embodiment of the application is as follows: need use the levelling staff to measure the time, rotate first outer pole 4 earlier, the first interior pole of pull 5 and with 8 joints of backup pad in joint groove 9, cooperation elastic convex block 10 and draw-in groove 11 joint, constitute stable triangular structure, realized the outrigger to blade 1, blade 1 is difficult for bumping or vibrations because of the mistake and takes place the slope, rotate the outer pole of second 12 pull second interior poles 13 of pull second again and place support piece 14 subaerial, 13 angle backs in locking support piece 14 and the second, carry out auxiliary stay to blade 1, and can judge the angle of placing of blade 1 through horizontal bubble 18.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A leveling staff with a supporting function is characterized by comprising a staff body (1), wherein a groove (2) is formed in one end, far away from scales, of the staff body (1), and a base (3) is arranged at the bottom end of the staff body (1);

the tank bottom of recess (2) is provided with first outer pole (4) along the direction of height is articulated, first outer pole (4) internal slip is provided with first interior pole (5), be provided with spacing arch (6) on first interior pole (5), offer spacing hole (7) that supply spacing arch (6) joint on first outer pole (4), the one end that blade (1) was kept away from in first interior pole (5) is rotated through universal ball and is provided with backup pad (8), joint groove (9) that supply backup pad (8) tip rotation joint are seted up to the bottom of base (3).

2. The leveling staff with the supporting function according to claim 1, wherein the supporting plate (8) has two side walls provided with elastic protrusions (10), and the two inner side walls of the clamping groove (9) are provided with clamping grooves (11) for clamping the elastic protrusions (10).

3. The leveling staff with the supporting function according to claim 1, wherein the two sides of the staff body (1) are provided with the supporting rods in an articulated manner, the supporting rods comprise a second outer rod (12) arranged on the two sides of the staff body (1) in an articulated manner and a second inner rod (13) arranged in the second outer rod (12) in a sliding manner, and one end of the second inner rod (13) far away from the second outer rod (12) is provided with the supporting piece (14) in an articulated manner.

4. A levelling rod with a supporting function according to claim 3, in which the support (14) is a metal plate, one face of which is roughened.

5. A levelling rod with a supporting function according to claim 4, characterised in that the metal plate is provided with a fixing anchor (15) at one end, the end of the fixing anchor (15) being provided with a sharp shape.

6. Levelling staff with support according to claim 3 characterized in that the hinge point of the support (14) and the second inner rod (13) is provided with a locking element (16) for locking the angle of both.

7. A levelling staff with a supporting function according to claim 1 wherein the grooves (2) are provided with handles (17) on both sides, the handles (17) being at the same height.

8. Levelling staff with supporting function according to claim 1, characterised in that a horizontal bubble (18) is fixedly arranged in the groove (2).

9. Levelling staff with supporting function according to claim 1 characterized in that the support plate (8) is provided with a weight (19) on both sides of the hinge point.

10. The levelling staff with supporting function according to claim 1, characterized in that the blade (1) is fixedly provided with LED strips (20) on both sides.