CN217442651U

CN217442651U - Steel tape depth measurement error calibrator

Info

Publication number: CN217442651U
Application number: CN202220101635.0U
Authority: CN
Inventors: 郭河旺
Original assignee: Shangqiu Wenying Measuring Tools Co ltd
Current assignee: Shangqiu Wenying Measuring Tools Co ltd
Priority date: 2022-01-16
Filing date: 2022-01-16
Publication date: 2022-09-16
Anticipated expiration: 2032-01-16

Abstract

The utility model relates to a steel tape depth measurement error calibrator, which comprises a working platform, wherein the working platform is provided with a fixing device, a supporting device and an observing device, the fixing device comprises a hand wheel, a lead screw, a pressing block, a first bracket and a first bolt, one end of the working platform is provided with the fixing platform, the first bracket is arranged at the two sides of the fixing platform through the first bolt, a threaded hole is arranged at the middle position of the upper surface of the first bracket, the lead screw is arranged in the threaded hole, one end of the lead screw is arranged in the first bracket and is provided with the pressing block, the other end of the lead screw extends out of the first bracket and is provided with the hand wheel, the hand wheel is adjusted to drive the lead screw to rotate, the lead screw can drive the pressing block to move downwards, then hooked steel can be pressed on the upper surface of the measuring tape of the working platform, and can not move during measurement, the accuracy of the measurement result is improved.

Description

Steel tape depth measurement error calibrator

Technical Field

The utility model relates to a measuring instrument precision calibration technical field specifically is a steel tape depth measurement error calibrator.

Background

The depth measuring steel tape is also called as oil dip rod, and is a kind of measuring instrument widely used for measuring the liquid level of various containers. The depth-finding steel tape precision is particularly important to liquid level measurement result's accuracy, with the tape measuring accuracy of direct influence depth-finding steel tape, along with the development of society, the detection task volume of depth-finding steel tape constantly increases, therefore a depth-finding steel tape who conveniently operates is very necessary, there is the device that does not have fixed steel tape in present depth-finding steel tape calibrator, make and measure easy emergence error, and equipment is heavier, it also can increase the cost of transportation not go to remove well, and if observation device can not slide in a flexible way, also can not do the error problem of observing whole steel tape, the utility model discloses a new solution has been proposed to above problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the problem that exists among the prior art, the utility model provides a steel tape measure depth measurement error calibrator to solve the technical problem who mentions in the background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a steel tape sounding error calibrator comprises a working platform, wherein a fixing device, a supporting device and an observation device are arranged on the working platform, the fixing device comprises a hand wheel, a lead screw, a pressing block, a first support and a first bolt, the front end of the working platform is provided with the fixing platform, the first support is installed on the fixing platform through the first bolt, the upper end of the first support is provided with a threaded hole, the lead screw is installed in the threaded hole, one end of the lead screw is provided with the pressing block, the other end of the pressing block extends out of the first support, the hand wheel is installed on the pressing block, the observation device is installed on one side of the working platform and comprises a T-shaped groove, a T-shaped sliding block, a magnifier, a limiting block and a pull ring, the T-shaped groove is provided with the T-shaped sliding block inside, the outer end of the T-shaped sliding block is provided with the magnifier, a limiting block is installed at one end of the T-shaped groove, and a square block is arranged at the upper end of the limiting block, and a pull ring is installed on the square block.

Preferably, strutting arrangement is installed to the work platform lower extreme, strutting arrangement includes second support, third support, second bolt, fourth support, rectangular channel, nut and wheel, fixed mounting has the second support on four angles of work platform, the lower extreme of second support is equipped with first mounting hole, the upper end of third support is equipped with the second mounting hole, the lower extreme of second mounting hole is equipped with the third mounting hole, the lower extreme of third mounting hole is equipped with the lower margin, the internal diameter of third support equals the external diameter of second support, first mounting hole and second mounting hole pass through second bolt fixed connection, and this device can play stabilizing action to can adjust length.

Preferably in further, one side fixed mounting that work platform's lower extreme and be located the second support has the fourth support, the lower extreme of fourth support is equipped with the rectangular channel, the both ends of rectangular channel are equipped with the fourth mounting hole, the inside of fourth mounting hole is equipped with the cylinder, the wheel is installed on the cylinder, the nut is installed to cylindrical both ends screw thread, when needs remove the calibrator, pull down the second bolt to pass through the second bolt installation with first mounting hole and third mounting hole, this moment the wheel alright with contact ground, the convenient removal.

Preferably, the rear end of the working platform is provided with a fixed pulley, the axis of the fixed pulley and the axis of the working platform are on the same horizontal line, the upper surface of the working platform is provided with a steel tape with a hook to be measured, one end of the steel tape is fixed on the fixed platform, the other end of the steel tape with the hook passes through the fixed pulley and is connected with a weight, the steel tape with the hook is fixed on the working platform, and the accuracy of the measurement result is improved.

In a further preferred mode, the limiting block is made of elastic materials and is slightly larger than the T-shaped groove in size, the design facilitates installation and detachment of the limiting block, and the limiting block can limit the moving distance of the T-shaped sliding block and prevent the T-shaped sliding block from sliding out.

In a further preferred mode, the lengths of the second support and the fourth support are equal, and the second support and the fourth support can be flexibly changed, so that the second support and the fourth support are convenient to move and support.

In a further preferred mode, the upper surface of the working platform is provided with standard scale marks, so that the accuracy of the measuring result is improved.

(III) advantageous effects

Compared with the prior art, the utility model provides a steel tape depth measurement error calibrator possesses following beneficial effect:

1. the utility model can adjust the vertical movement of the compressing block through the hand wheel by arranging the fixing device, thereby compressing and fixing the hook steel tape, and avoiding the hook steel tape from moving during detection, thereby influencing the detection result;

2. the utility model discloses in through setting up viewing device, because this device is installed in the T-slot, therefore can drive the magnifying glass to move through sliding the T-shaped slider, thus detect the error that the steel tape measure that awaits measuring appears, easy to operate, and install the stopper on one side of T-slot, this design can avoid T-shaped slider roll-off to cause other phenomena such as magnifying glass damage;

3. the utility model discloses in through setting up strutting arrangement, this device can be through dismantling the second bolt, alright in order to accomplish first mounting hole and second mounting hole installation or first mounting hole and third mounting hole installation, and then adjust the length, when first mounting hole and second mounting hole installation alright in order to play the effect of support, when first mounting hole and third mounting hole installation, wheel contact ground this moment, alright in order to play the effect of removal.

Drawings

Fig. 1 is a schematic view of the overall structure of a depth measurement error calibrator for a steel tape according to the present invention;

fig. 2 is a partial schematic view of the region a in fig. 1 according to the present invention;

FIG. 3 is a partial schematic view of the area B in FIG. 1 according to the present invention;

FIG. 4 is a schematic view of a T-shaped slider according to the present invention;

fig. 5 is a schematic view illustrating the position of the first mounting hole on the second bracket according to the present invention;

fig. 6 is a schematic view of the positions of the second mounting hole and the third mounting hole on the third bracket according to the present invention;

fig. 7 is a schematic diagram of the positions of the rectangular groove and the fourth mounting hole on the fourth bracket according to the present invention.

In the figure: 1. a working platform; 2. a hand wheel; 3. a lead screw; 4. a compression block; 5. a first bracket; 6. a first bolt; 7. a fixed platform; 8. a threaded hole; 9. a T-shaped slot; 10. a T-shaped slider; 11. a magnifying glass; 12. a limiting block; 13. a pull ring; 14. a square block; 15. a second bracket; 16. a third support; 17. a second bolt; 18. a fourth bracket; 19. a rectangular groove; 20. a nut; 21. a wheel; 22. a first mounting hole; 23. a second mounting hole; 24. a third mounting hole; 25. ground feet; 26. a fourth mounting hole; 27. a cylinder; 28. a fixed pulley; 29. a hook-carrying steel tape; 30. a weight; 31. standard scale lines.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1:

referring to fig. 1-7, a steel tape depth measurement error calibrator comprises a working platform 1, wherein the working platform 1 is provided with a fixing device, a supporting device and an observing device, the fixing device comprises a hand wheel 2, a screw rod 3, a pressing block 4, a first bracket 5 and a first bolt 6, one end of the working platform 1 is provided with the fixing platform 7, two sides of the fixing platform 7 are provided with the first bracket 5 through the first bolt 6, the middle position of the upper surface of the first bracket 5 is provided with a threaded hole 8, the screw rod 3 is arranged in the threaded hole 8, one end of the screw rod 3 is arranged in the first bracket 5 and is provided with the pressing block 4, the other end of the screw rod 3 extends out of the first bracket 5 and is provided with the hand wheel 2, one side of the working platform 1 is provided with the observing device, the observing device comprises a T-shaped groove 9, a T-shaped sliding block 10, a magnifying glass 11, a limiting block 12 and a pull ring 13, one side of the working platform 1 is provided with the T-shaped groove 9, a T-shaped sliding block 10 is slidably mounted inside the T-shaped groove 9, a magnifying glass 11 is fixedly mounted at the outer end of the T-shaped sliding block 10 through a bolt, a limiting block 12 is mounted at one end of the T-shaped groove 9, a square block 14 is arranged on the upper surface of the limiting block 12, and a pull ring 13 is rotatably mounted on the upper surface of the square block 14.

In this embodiment, the supporting device is installed at the lower end of the working platform 1, the supporting device includes a second bracket 15, a third bracket 16, a second bolt 17, a fourth bracket 18, a rectangular groove 19, a nut 20 and a wheel 21, the second bracket 15 is fixedly installed at four corners of the working platform 1, a first installation hole 22 is formed at the lower end of the second bracket 15, a second installation hole 23 is formed at the upper end of the third bracket 16, a third installation hole 24 is formed at the lower end of the second installation hole 23, a ground foot 25 is formed at the lower end of the third installation hole 24, the inner diameter of the third bracket 16 is equal to the outer diameter of the second bracket 15, the first installation hole 22 and the second installation hole 23 are fixedly connected through the second bolt 17, the second bolt 17 is detached, and then the first installation hole 22 and the third installation hole 24 are fixedly connected, so that the first installation hole 22 and the third installation hole 24 can be shortened.

In this embodiment, the lower end of the working platform 1 and one side of the second bracket 15 are fixedly provided with a fourth bracket 18, the lower end of the fourth bracket 18 is provided with a rectangular groove 19, both ends of the rectangular groove 19 are provided with fourth mounting holes 26, a cylinder 27 is arranged inside the fourth mounting holes 26, the wheel 21 is mounted on the cylinder 27, nuts 20 are mounted on both ends of the cylinder 27 through threads, when the wheel needs to be moved, only the second bolt 17 needs to be detached, then the first mounting hole 22 and the third mounting hole 24 are fixedly connected, and the wheel 21 can contact the ground at this time, so that the wheel can be moved.

In this embodiment, the rear end of the working platform 1 is provided with the fixed pulley 28, the axis of the fixed pulley 28 and the axis of the working platform 1 are on the same horizontal line, the steel tape with hook 29 to be measured is placed on the upper surface of the working platform 1, one end of the steel tape is fixed on the fixed platform 7, the other end of the steel tape with hook 29 to be measured passes through the fixed pulley 28 and is connected with the weight 30, the steel tape with hook 29 to be measured can be fixed on the working platform 1, and then the steel tape with hook is tensioned through the weight 30, so that the rapid fixation is realized.

In this embodiment, the stopper 12 is made of an elastic material and has a size slightly larger than the T-shaped slot 9, so as to limit the moving distance of the T-shaped slider 10.

In this embodiment, the second bracket 15 and the fourth bracket 18 are equal in length, and can be switched between supporting and moving only by adjusting the second bolt 17.

In this embodiment, the upper surface of the working platform 1 is provided with standard scale marks 31, so as to precisely detect the depth measurement error of the steel tape with hook 29 to be detected.

Example 2:

in conclusion, when the calibrating device is used, the steel tape 29 with the hook to be tested is placed on the working platform 1, one end with the hook is fixed on the fixing platform 7, the other end of the steel tape with the hook to be tested can be tensioned by connecting the other end of the steel tape with the weight 30 through the fixed pulley 28, the lead screw 3 is driven by the hand wheel 2 to rotate, the pressing block 4 is adjusted to move up and down, the steel tape 29 with the hook to be tested can be fixed on the working platform 1 through the design, the T-shaped slider 10 is adjusted through the action of the T-shaped groove 9, the magnifying glass 11 can be driven to move left and right, the error problem of the steel tape can be conveniently detected, the operation is convenient, when the calibrating device needs to move, the second bolt 17 is only needed to be detached, then the first mounting hole 22 and the third mounting hole 24 are fixedly mounted through the second bolt 17, the steel tape can be shortened, the wheel 21 mounted on the fourth support 18 can be in contact with the ground, the first mounting hole 22 and the second mounting hole 23 can be moved, and when the support is needed, the first mounting hole 22 and the second mounting hole 23 can be lengthened by mounting the second bolt 17, and the anchor 25 can contact the ground, thereby playing a role of support.

In all the above-mentioned solutions, the actual choice of welding, bolt and nut fit connection, bolt or screw connection or other known connection methods related to the connection between two components is not repeated herein, and all the references in the above are related to the fixed connection, and preferably considered to be welding, although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principle and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. The utility model provides a steel tape sounding error calibrator, includes work platform (1), its characterized in that: the working platform (1) is provided with a fixing device, a supporting device and an observing device, the fixing device comprises a hand wheel (2), a lead screw (3), a pressing block (4), a first support (5) and a first bolt (6), the front end of the working platform (1) is provided with the fixing platform (7), the first support (5) is installed on the fixing platform (7) through the first bolt (6), the upper end of the first support (5) is provided with a threaded hole (8), the lead screw (3) is installed in the threaded hole (8), one end of the lead screw (3) is provided with the pressing block (4), the other end of the pressing block (4) extends out of the first support (5) and is provided with the hand wheel (2), the observing device is installed on one side of the working platform (1) and comprises a T-shaped groove (9), a T-shaped sliding block (10), a magnifying glass (11), a limiting block (12) and a pull ring (13), one side of work platform (1) is equipped with T shape groove (9), the inside slidable mounting in T shape groove (9) has T shape slider (10), magnifying glass (11) are installed to the outer end of T shape slider (10), stopper (12) are installed to the one end in T shape groove (9), pull ring (13) are installed in (14) on the upper end of stopper (12) is equipped with square (14) and square.

2. A steel tape depth sounding error calibrator as defined in claim 1, wherein: strutting arrangement is installed to work platform (1) lower extreme, strutting arrangement includes second support (15), third support (16), second bolt (17), fourth support (18), rectangular channel (19), nut (20) and wheel (21), fixed mounting has second support (15) on four angles of work platform (1), the lower extreme of second support (15) is equipped with first mounting hole (22), the upper end of third support (16) is equipped with second mounting hole (23), the lower extreme of second mounting hole (23) is equipped with third mounting hole (24), the lower extreme of third mounting hole (24) is equipped with lower margin (25), the internal diameter of third support (16) equals the external diameter of second support (15), first mounting hole (22) and second mounting hole (23) are through second bolt (17) fixed connection.

3. A steel tape depth sounding error calibrator as defined in claim 2, wherein: the lower extreme of work platform (1) and the one side fixed mounting that is located second support (15) have fourth support (18), the lower extreme of fourth support (18) is equipped with rectangular channel (19), the both ends of rectangular channel (19) are equipped with fourth mounting hole (26), the inside of fourth mounting hole (26) is equipped with cylinder (27), wheel (21) are installed on cylinder (27), nut (20) are installed to the both ends screw thread of cylinder (27).

4. A steel tape depth sounding error calibrator as defined in claim 1, wherein: the rear end of the working platform (1) is provided with a fixed pulley (28), the axis of the fixed pulley (28) and the axis of the working platform (1) are on the same horizontal line, a steel tape (29) with a hook to be measured is placed on the upper surface of the working platform (1), one end of the steel tape is fixed on the fixed platform (7), and the other end of the steel tape passes through the fixed pulley (28) and is connected with a weight (30).

5. A steel tape depth sounding error calibrator as defined in claim 1, wherein: the limiting block (12) is made of elastic materials and the size of the limiting block is slightly larger than that of the T-shaped groove (9).

6. A steel tape depth sounding error calibrator as defined in claim 2, wherein: the second bracket (15) and the fourth bracket (18) are equal in length.

7. A steel tape depth sounding error calibrator as defined in claim 1, wherein: the upper surface of the working platform (1) is provided with standard scale marks (31).