CN217273076U

CN217273076U - High-precision calibration device for level bar

Info

Publication number: CN217273076U
Application number: CN202220552730.2U
Authority: CN
Inventors: 曹辉; 于洋; 禄文龙
Original assignee: Luoyang Luoke Technology Service Co Ltd
Current assignee: Luoyang Luoke Technology Service Co Ltd
Priority date: 2022-03-17
Filing date: 2022-03-17
Publication date: 2022-08-23
Anticipated expiration: 2032-03-17

Abstract

The utility model discloses a level bar high accuracy calibrating device relates to level bar calibration technical field, aims at being convenient for remove and fixed, adjustable plane degree and L shape chucking board the position, enlarge the centre gripping scope for the calibration level bar, technical scheme is: the base is provided with a groove, a universal wheel, a first level gauge, a support rod connected with a handle, a second level gauge, a telescopic mechanism and a third chute, the groove is connected with the support mechanism through a lifting mechanism, the L-shaped clamping plate is provided with a first chute and a second chute which are both connected with a fixing mechanism and connected with the base and a rotating mechanism, and the L-shaped placing plate is provided with a rotating mechanism and connected with the telescopic mechanism and the third chute; the utility model is provided with the universal wheels, so that the device is convenient to move; the supporting mechanism, the lifting mechanism, the first level gauge and the second level gauge are arranged, so that the fixing is convenient, and the flatness can be adjusted; the L-shaped clamping plate and the fixing mechanism are arranged, so that the clamping range can be expanded; the telescopic mechanism is arranged to adjust the position of the L-shaped clamping plate.

Description

High-precision calibration device for level bar

Technical Field

The utility model relates to a level bar calibration technical field specifically is a level bar high accuracy calibrating device.

Background

The leveling rod is a measuring instrument which directly displays angular displacement by a leveling bubble by utilizing the principle of liquid level and measures the deviation degree of the measured surface relative to the horizontal position, the vertical position and the inclined position; the level ruler can be used for short-distance measurement and long-distance measurement, solves the defects that the existing level can only be used for measuring in open places and measuring in narrow places is difficult, and has the advantages of accurate measurement, low manufacturing cost, convenient carrying, economy and applicability; the horizontal ruler is mainly used for detecting or measuring the level and the verticality and can be divided into various specifications such as aluminum alloy square tube type, I-shaped type, die-casting type, plastic type, special-shaped type and the like, the length of the horizontal ruler is from 10CM to 250CM, and the flatness and the quality of a level bubble of a horizontal ruler material determine the accuracy and the stability of the horizontal ruler; the level bar is provided with a level bubble and can be used for inspection, measurement, marking, equipment installation and construction of industrial engineering, such as leveling and alignment of nuclear power plant equipment such as a pump.

The prior high-precision calibration device for the level ruler often has the following problems in use: the device body is large, heavy in weight and inconvenient to move, and when the device is used, the level can only be taken to the position where the device is located, the device cannot be carried according to the actual needs of a field, and the device is not flexible and convenient to use; even if some calibration devices have a moving function, the calibration devices cannot be effectively fixed in places with complex terrain, and the leveling rod is easy to be placed obliquely, so that the numerical value is inaccurate, and the calibration error is increased; the types and the sizes of the levels are various, some calibration devices can only calibrate the levels with fixed lengths, and meanwhile, the mode of fixing two ends is not suitable for the levels with hooks and other objects arranged at the ends, so that the range of types of clamping and fixing can be greatly reduced; some calibration mechanisms are arranged outside the calibration device, cannot keep the center of gravity when moving, and are easy to knock against surrounding objects.

SUMMERY OF THE UTILITY MODEL

In view of the problems in the prior art, the utility model discloses a high-precision calibration device for a level bar, which adopts the technical scheme that the device comprises a base and a control circuit, wherein the base is used for supporting and fixing, and a microprocessor is arranged in the control circuit, so that each electric element in the device can be conveniently and uniformly controlled and managed; the device also comprises universal wheels, a supporting mechanism, a lifting mechanism, a groove, a supporting rod, a handle, an L-shaped clamping plate, a first chute, a second chute, a fixing mechanism, a first level gauge, a rotating mechanism, an L-shaped placing plate, a telescopic mechanism, a second level gauge and a third chute, wherein the lower part of the base is provided with a plurality of grooves, the bottom of the base is provided with a plurality of universal wheels, so that the device can move flexibly, the left side of the top is provided with the first level gauge which is longitudinally arranged and can adjust the longitudinal flatness of the device, the right side of the top is connected with the handle through the supporting rod, the device is convenient to push, the middle part of the top is sequentially provided with the second level gauge which is transversely arranged and can adjust the transverse flatness of the device from back to front, the telescopic mechanism provides telescopic power, the third chute is convenient to slide, the top of the groove is connected with the supporting mechanism through the lifting mechanism, the position of the supporting mechanism in the vertical direction can be adjusted through the lifting mechanism, the L-shaped clamping plate is provided with a plurality of first sliding grooves which are longitudinally arranged and a plurality of second sliding grooves which are vertically arranged, the bottom of the L-shaped clamping plate is connected with the base in a sliding manner, the rear end of the L-shaped clamping plate is connected with the rotating mechanism so that the L-shaped clamping plate can rotate, the fixing mechanisms are arranged in the first sliding grooves and the second sliding grooves and used for fixing the leveling rod, the rotating mechanism and the high-precision angle sensor are arranged above the L-shaped placing plate and respectively used for connecting, fixing and detecting the rotating angle of the rotating mechanism, the rear end of the L-shaped placing plate is connected with the telescoping mechanism, the bottom of the L-shaped clamping plate is connected with the third sliding groove in a sliding manner so that the L-shaped placing plate can move back and forth along the third sliding grooves, and the lifting mechanism, the rotating mechanism, the telescoping mechanism, the high-precision angle sensor and the microprocessor are connected, and unified operation and management are facilitated.

As an optimal technical scheme of the utility model, the universal wheel that has the brake is selected to the universal wheel, is convenient for fix at any time.

As the utility model discloses a preferred technical scheme, supporting mechanism includes A-frame, universal ball, connecting block, backup pad, both ends are connected respectively about the backup pad elevating system with the connecting block for connect fixedly, make simultaneously the backup pad can go up and down under elevating system's the drive, universal ball bottom is connected A-frame for it is fixed to support, and the top inlays the dress and is in the bottom of connecting block makes universal ball can be at certain angular range free rotation, makes A-frame can be laminating ground by oneself under the device's dead weight, is difficult for rocking, supports more firmly.

As a preferred technical scheme of the utility model, elevating system includes first hydraulic stem, first pneumatic cylinder, both ends are connected respectively about the first pneumatic cylinder the top of recess with first hydraulic stem provides power, the bottom of first hydraulic stem is connected supporting mechanism makes supporting mechanism can go up and down, first pneumatic cylinder with microprocessor is connected, the unified control operation of being convenient for.

As an optimal technical scheme of the utility model, be equipped with anti-skidding line on hand, the hand slides when preventing to promote the device.

As an optimal technical scheme of the utility model, fixed establishment includes L shape pinch-off blades, screw rod, slider, the inside screw hole and the meshing of being equipped with of L shape pinch-off blades the screw rod, the outside is equipped with a plurality ofly the slider, first spout with the equal hub connection of second spout the screw rod, equal sliding connection the L shape pinch-off blades with the slider rotates the screw rod can make L shape pinch-off blades with the slider removes, and then fixes the level bar.

As a preferred technical scheme of the utility model, rotary mechanism includes motor, pivot, the motor is established on the board is placed to the L shape for connect fixedly, openly pass through the pivot is connected L shape chucking board makes L shape chucking board can be rotatory, the motor with microprocessor is connected, the unified operation management of being convenient for.

As a preferred technical scheme of the utility model, telescopic machanism includes second pneumatic cylinder, the second pneumatic cylinder is established on the base for it is fixed to support, openly passes through the second pneumatic cylinder is connected the board is placed to the L shape, makes the board can the back-and-forth movement be placed to the L shape, the second pneumatic cylinder with microprocessor is connected, and the unified of being convenient for is controlled.

The utility model has the advantages that: the utility model has the advantages that the calibration device has the moving function by arranging the universal wheels, the supporting rods and the handles, even if the device body is large and the weight is heavy, the device body can be easily moved to the designated position, and when the leveling rod to be calibrated is more, the device body does not need to be taken to the position of the calibration device, so that the use is more flexible and convenient; by arranging the supporting mechanism, the lifting mechanism, the first level gauge and the second level gauge, the position of the supporting mechanism in the vertical direction can be adjusted in a place with complex terrain, so that the device can be effectively fixed to prevent shaking, the top of the base can be positioned on the horizontal plane through the first level gauge and the second level gauge, the situation that a leveling rod is placed obliquely to cause inaccurate numerical values is avoided, and further calibration errors are increased; by arranging the L-shaped clamping plate, the first sliding chute, the second sliding chute and the fixing mechanism, the level can be clamped and fixed in the vertical direction and the longitudinal direction, the clamping is firmer, and the type and the size range of the level which can be clamped are greatly increased; through setting up telescopic machanism, third spout, make L shape chucking board can the back-and-forth movement, and then stretch out calibrating device directly over in the use, reset after finishing using, can keep the focus when removing the device, be difficult for colliding with around the object.

Drawings

Fig. 1 is a schematic structural view of a front view of the present invention;

FIG. 2 is a schematic left side view of the present invention;

fig. 3 is a schematic structural diagram of a top view of the present invention;

fig. 4 is a schematic structural diagram of a side view of the fixing mechanism of the present invention.

In the figure: 1. a universal wheel; 2. a support mechanism; 201. a triangular bracket; 202. a universal ball; 203. connecting blocks; 204. a support plate; 3. a lifting mechanism; 301. a first hydraulic lever; 302. a first hydraulic cylinder; 4. a groove; 5. a base; 6. a support bar; 7. a handle; 8. an L-shaped clamping plate; 9. a first chute; 10. a second chute; 11. a fixing mechanism; 1101. an L-shaped clamping plate; 1102. a screw; 1103. a slider; 12. a first level; 13. a rotation mechanism; 1301. a motor; 1302. a rotating shaft; 14. an L-shaped placing plate; 15. a telescoping mechanism; 1501. a second hydraulic cylinder; 1502. a second hydraulic rod; 16. a second level; 17. and a third chute.

Detailed Description

Example 1

As shown in fig. 1 to 4, the utility model discloses a high precision calibration device for a level, which adopts the technical scheme that the device comprises a base 5 and a control circuit, wherein the base 5 is used for supporting and fixing each accessory on the device, and a microprocessor is arranged in the control circuit, so as to conveniently and uniformly control and manage each electric element; the device is characterized by further comprising universal wheels 1, a supporting mechanism 2, a lifting mechanism 3, grooves 4, supporting rods 6, a handle 7, an L-shaped clamping plate 8, a first sliding groove 9, a second sliding groove 10, a fixing mechanism 11, a first level gauge 12, a rotating mechanism 13, an L-shaped placing plate 14, a telescopic mechanism 15, a second level gauge 16 and a third sliding groove 17, wherein the grooves 4 are formed in the lower portion of the base 5, the universal wheels 1 are arranged at the bottom of the base, the device can move under the action of the universal wheels 1, the use is more flexible and convenient, the first level gauge 12 is longitudinally arranged on the left side of the top, the longitudinal flatness can be adjusted, the handle 7 is connected to the right side of the top through the supporting rods 6, the device is more easy to push, the second level gauge 16 is transversely arranged in the middle of the top from back to front in sequence, the transverse flatness can be adjusted, and the telescopic mechanism 15, Providing power, the third chute 17 is used for sliding, the top of the groove 4 is connected with the supporting mechanism 2 through the lifting mechanism 3, so that the supporting mechanism 2 can move up and down to adjust the position, the L-shaped clamping plate 8 is provided with a plurality of vertically arranged first chutes 9 and a plurality of vertically arranged second chutes 10, the bottom of the L-shaped clamping plate is connected with the base 5 in a sliding manner, the rear end of the L-shaped clamping plate is connected with the rotating mechanism 13 to provide power for the rotation of the L-shaped clamping plate 8, the fixing mechanisms 11 are arranged in the first chutes 9 and the second chutes 10 and used for fixedly clamping the leveling rod, so that the leveling rod can ensure the transverse and longitudinal planeness and is positioned in the same plane during rotation, the rotating mechanism 13 and the high-precision angle sensor are arranged above the L-shaped placing plate 14 and are respectively used for connecting, fixing and detecting the rotating angle of the rotating mechanism 13, the leveling bubble in the leveling rod with different angles can be calibrated, the rear end of the leveling bubble is connected with the telescopic mechanism 15, the bottom of the leveling bubble is connected with the third sliding groove 17 in a sliding mode, the L-shaped placing plate 14 moves back and forth along the third sliding groove 17 under the action of the telescopic mechanism 15, and the lifting mechanism 3, the rotating mechanism 13, the telescopic mechanism 15 and the high-precision angle sensor are all connected with the microprocessor, so that unified control is facilitated.

As an optimized technical scheme of the utility model, universal wheel 1 chooses for use the universal wheel that has the brake, can fix at any time, convenient to use.

As an optimal technical scheme of the utility model, supporting mechanism 2 includes A-frame 201, universal ball 202, connecting block 203, backup pad 204, both ends are connected respectively about backup pad 204 elevating system 3 with connecting block 203 for it is fixed to connect, makes backup pad 204 can go up and down under elevating system 3's the drive, universal ball 202 bottom is connected A-frame 201 for supporting fixed the device prevents to rock, and the top inlays the dress and is in the bottom of connecting block 203 makes universal ball 202 can freely rotate in certain angular range, makes A-frame 201 can be adjusted by oneself and laminate ground under the device's dead weight, supports more firmly, and the calibration is difficult for receiving the influence.

As an optimal technical scheme of the utility model, elevating system 3 includes first hydraulic stem 301, first pneumatic cylinder 302, both ends are connected respectively about first pneumatic cylinder 302 the top of recess 4 with first hydraulic stem 301 provides the required power that goes up and down, first hydraulic stem 301's bottom is connected supporting mechanism 2 makes supporting mechanism 2 can go up and down under elevating system 3's the effect, first pneumatic cylinder 302 with microprocessor is connected, the unified operation management of being convenient for.

As a preferred technical scheme of the utility model, be equipped with anti-skidding line on the handle 7, prevent that the hand from sliding, and then influence the device's normal removal.

As a preferred technical solution of the present invention, the fixing mechanism 11 includes an L-shaped clamping plate 1101, a screw 1102 and a slider 1103, the L-shaped clamping plate 1101 is internally provided with a threaded hole and engaged with the screw 1102, the outside is provided with a plurality of sliders 1103, the first chute 9 and the second chute 10 are connected to the screw 1102 through an equal shaft, and are connected to the L-shaped clamping plate 1101 and the slider 1103 through an equal sliding manner, and the screw 1102 is rotated to enable the L-shaped clamping plate 1101 and the slider 1103 to move, thereby fixedly clamping the level bar.

As a preferred technical scheme of the utility model, rotary mechanism 13 includes motor 1301, pivot 1302, motor 1301 establishes on the board 14 is placed to the L shape for connect fixedly, openly pass through pivot 1302 is connected L shape chucking board 8 makes L shape chucking board 8 can rotate, motor 1301 with microprocessor is connected, the unified control management of being convenient for.

As an optimal technical scheme of the utility model, telescopic machanism 15 includes second pneumatic cylinder 1501, second hydraulic cylinder 1502, second pneumatic cylinder 1501 is established on the base 5 for it is fixed to support, openly passes through second hydraulic cylinder 1502 connects board 14 is placed to the L shape, makes the board 14 can be placed to the L shape the back-and-forth movement under telescopic machanism 15's the effect, second pneumatic cylinder 1501 with microprocessor is connected, the unified control operation of being convenient for.

The utility model discloses a theory of operation: the handle 7 on the supporting rod 6 is pushed, the device moves to a specified position under the action of the universal wheel 1, then the vertical position of the supporting mechanism 2 is adjusted through the lifting mechanism 3 in the groove 4, the top of the base 5 is made horizontal by observing the first level gauge 12 and the second level gauge 16, the level bar is placed on the L-shaped clamping plate 8, the level bar is fixed through the fixing mechanisms 11 in the first sliding groove 9 and the second sliding groove 10, then the L-shaped placing plate 14 slides outwards along the third sliding groove 17 through the telescopic mechanism 15 until the L-shaped clamping plate 8 is completely separated from the position right above the base 5, and at the moment, the L-shaped clamping plate 8 and the level bar are positioned at different angles through the rotating mechanism 13, and calibration and adjustment can be carried out; during supporting, the supporting plate 204 is used for connecting and fixing the connecting block 203, and the angle of the universal ball 202 embedded at the bottom of the connecting block 203 can be automatically adjusted under the self weight of the device, so that the triangular support 201 is attached to the ground; when the lifting mechanism is lifted, the first hydraulic cylinder 302 provides power to enable the first hydraulic rod 301 to drive the supporting mechanism 2 to lift; during fixing, the screw 1102 is rotated to move the L-shaped clamping plate 1101 and the slider 1103 so as to clamp and fix the level; during the rotation, motor 1301 provides power, and pivot 1302 drives L shape chucking plate 8 and rotates to appointed angle, and during flexible, second hydraulic cylinder 1501 provides power, and second hydraulic stem 1502 drives L shape and places board 14 and remove along third spout 17.

The utility model relates to a microprocessor adopts the type singlechip of astomer 89C51 for open and stop the motor, and 89C 51's pin and connected mode technical manual that technical staff in the field can refer to the textbook or firm and publish obtains the technological enlightenment.

The circuit connection of the present invention is a conventional method adopted by those skilled in the art, and can be suggested by limited tests, which belongs to the common knowledge.

Components not described in detail herein are prior art.

Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge range of those skilled in the art, and modifications or variations without creative efforts are still within the scope of the present invention.

Claims

1. A high-precision calibration device for a level ruler comprises a base (5) and a control circuit, wherein a microprocessor is arranged in the control circuit; the method is characterized in that: the multifunctional horizontal type leveling machine is characterized by further comprising universal wheels (1), a supporting mechanism (2), a lifting mechanism (3), grooves (4), supporting rods (6), a handle (7), an L-shaped clamping plate (8), a first sliding groove (9), a second sliding groove (10), a fixing mechanism (11), a first level meter (12), a rotating mechanism (13), an L-shaped placing plate (14), a telescopic mechanism (15), a second level meter (16) and a third sliding groove (17), wherein a plurality of grooves (4) are formed in the lower portion of the base (5), a plurality of universal wheels (1) are arranged at the bottom of the base, the first level meter (12) is longitudinally arranged on the left side of the top of the base, the handle (7) is connected to the right side of the top of the base through the supporting rods (6), the second level meter (16), the telescopic mechanism (15) and the third sliding groove (17) are transversely arranged in sequence from back to front in the middle of the top of the base, the top of the groove (4) is connected with the supporting mechanism (2) through the lifting mechanism (3), the L-shaped clamping plate (8) is provided with a plurality of first sliding chutes (9) which are longitudinally arranged and a plurality of second sliding chutes (10) which are vertically arranged, the bottom of the L-shaped clamping plate is connected with the base (5) in a sliding way, the rear end of the L-shaped clamping plate is connected with the rotating mechanism (13), the fixing mechanisms (11) are arranged in the first sliding chute (9) and the second sliding chute (10), the rotating mechanism (13) and the high-precision angle sensor are arranged above the L-shaped placing plate (14), the rear end of the L-shaped placing plate is connected with the telescopic mechanism (15), the bottom of the L-shaped placing plate is connected with the third sliding chute (17) in a sliding manner, the lifting mechanism (3), the rotating mechanism (13), the telescopic mechanism (15) and the high-precision angle sensor are all connected with the microprocessor.

2. The high-precision calibration device for the level according to claim 1, characterized in that: the universal wheel (1) is a universal wheel with a brake.

3. A high precision calibration device for a level according to claim 1, wherein: supporting mechanism (2) include A-frame (201), universal ball (202), connecting block (203), backup pad (204), both ends are connected respectively about backup pad (204) elevating system (3) with connecting block (203), universal ball (202) bottom is connected A-frame (201), the top inlays the dress and is in the bottom of connecting block (203).

4. The high-precision calibration device for the level according to claim 1, characterized in that: the lifting mechanism (3) comprises a first hydraulic rod (301) and a first hydraulic cylinder (302), the upper end and the lower end of the first hydraulic cylinder (302) are respectively connected with the top of the groove (4) and the first hydraulic rod (301), the bottom of the first hydraulic rod (301) is connected with the supporting mechanism (2), and the first hydraulic cylinder (302) is connected with the microprocessor.

5. A high precision calibration device for a level according to claim 1, wherein: the handle (7) is provided with anti-skid lines.

6. A high precision calibration device for a level according to claim 1, wherein: the fixing mechanism (11) comprises an L-shaped clamping plate (1101), a screw rod (1102) and sliding blocks (1103), threaded holes are formed in the L-shaped clamping plate (1101) and are meshed with the screw rod (1102), a plurality of sliding blocks (1103) are arranged on the outer portion of the L-shaped clamping plate (1101), the first sliding groove (9) and the second sliding groove (10) are connected with the screw rod (1102) in a shaft mode and are connected with the L-shaped clamping plate (1101) and the sliding blocks (1103) in a sliding mode.

7. A high precision calibration device for a level according to claim 1, wherein: the rotating mechanism (13) comprises a motor (1301) and a rotating shaft (1302), the motor (1301) is arranged on the L-shaped placing plate (14), the front face of the motor is connected with the L-shaped clamping plate (8) through the rotating shaft (1302), and the motor (1301) is connected with the microprocessor.

8. A high precision calibration device for a level according to claim 1, wherein: the telescopic mechanism (15) comprises a second hydraulic cylinder (1501) and a second hydraulic rod (1502), the second hydraulic cylinder (1501) is arranged on the base (5), the front surface of the base is connected with the L-shaped placing plate (14) through the second hydraulic rod (1502), and the second hydraulic cylinder (1501) is connected with the microprocessor.