CN211812842U

CN211812842U - Easy-to-wind fluorescent steel ruler water level gauge

Info

Publication number: CN211812842U
Application number: CN202020112412.5U
Authority: CN
Inventors: 张哲斐; 陈帅; 石齐恒; 邱寿斌; 牛文韬
Original assignee: China University of Geosciences
Current assignee: China University of Geosciences
Priority date: 2020-01-17
Filing date: 2020-01-17
Publication date: 2020-10-30
Anticipated expiration: 2030-01-17

Abstract

The utility model discloses an easily twine and put formula fluorescence steel rule fluviograph, include the support and install the spool of twining on the support through aligning ball bearing, the one end that the support was kept away from to the spool of twining is equipped with first drum, and the other end is equipped with second drum, twine the epaxial steel rule cable survey rope that has twined of spool, equidistant ultraviolet excitation anti-fake phosphor powder that scribbles on the steel rule cable survey rope, the front end of steel rule cable survey rope is connected with metal probe, the junction of metal probe and steel rule cable survey rope is equipped with umbrella-type waterproof safety cover, the support rear end is equipped with the probe fixed block, be equipped with on the probe fixed block with metal probe complex recess. The utility model discloses simple structure, facilitate the use, can greatly improve the accurate nature when measuring night or big fog day.

Description

Easy-to-wind fluorescent steel ruler water level gauge

Technical Field

The utility model relates to an engineering survey technical field, concretely relates to easily twine and put formula fluorescence steel ruler fluviograph.

Background

In the ultra-deep foundation pit engineering, when the bottom of a foundation pit is positioned below the ground water level, precipitation is often required in advance to ensure that the foundation pit is excavated smoothly, however, the number of gushing accidents in the actual engineering is not few, the control of the ground water of the deep foundation pit is very important, and therefore the measurement accuracy of the water level is also very important. In the widely applied technology at present, after a dewatering well is formed, the dewatering effect is generally checked through a single well or a group well test, namely, a well water level meter is used for measuring the initial water level of a pumping well, the dynamic water level in the pumping process is measured at intervals, the final water level after stabilization and the water level of surrounding observation wells are reduced. And the reading of a measuring rope placed under the water level meter is the most direct and effective means for knowing the water level condition in the field, and the change condition of the underground water in the field can be effectively mastered by calculating the hydrogeological parameters through different boundary conditions in the later period.

Most of the existing steel ruler water level gauges are hand-operated devices, the length of a measuring rope steel measuring tape can reach 30-50 m, the measuring rope steel measuring tape is often muddy and impassable in places with geological conditions of silt or high water level, scales of the measuring rope steel measuring tape are easy to adhere to earth and gravel, manual hand-operated winding coils are quite inconvenient, and fingers are easily scratched when a plastic measuring rope is too hard; secondly, when the dynamic water level is measured, because water is pumped continuously, underground water splash is splashed ceaselessly, a wellhead water belt is not connected tightly and drips into a well, or a water pipe is broken in a small range and sprinkles water into the well, at the moment, a water touch probe slightly touches water to make a sound, so that the dynamic water level is measured inaccurately, and the dynamic water level is often tested for a plurality of times; in addition, the water level measurement needs more than eight hours, even several days and several nights, the measurement at night is very inconvenient for reading the weak light close to the field area, and particularly, after the support excavation, people cannot approach the support excavation and can only read the light at a distance, so that great potential safety hazards exist.

Disclosure of Invention

An object of the utility model is to provide a steel rule fluviograph convenient to manual receipts twine the formula, measure pumped well dynamic water level and guarantee measurement accuracy night to solve the problem that exists among the above-mentioned background art.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides an easily twine and put formula fluorescence steel rule fluviograph, includes the support and installs the spool of twining on the support through aligning ball bearing, the one end that the support was kept away from to the spool of twining is equipped with first drum, and the other end is equipped with second drum, twine the epaxial steel rule cable survey rope that has twined of spool, equidistant ultraviolet excitation anti-fake phosphor powder that scribbles on the steel rule cable survey rope, the front end of steel rule cable survey rope is connected with metallic probe, metallic probe top-down part covers has waterproof ventilated membrane, metallic probe's below is equipped with umbrella-type waterproof safety cover, the support rear end is equipped with the probe fixed block, be equipped with on the probe fixed block with metallic probe complex recess.

In the above technical scheme, preferably, the self-aligning ball bearing includes a bearing inner ring, a spherical steel ball and a bearing outer ring, the bearing inner ring is fixedly connected with the spool, and the bearing outer ring is fixedly connected with the bracket.

In the above technical scheme, preferably, the top end of the support is provided with a handle.

In the above technical solution, preferably, the bottom end of the bracket is bent along the winding axis direction to form a bottom support.

In the above technical scheme, preferably, a rotating handle is arranged on the first wire winding disc, the rotating handle is used for rotating the first wire winding disc to adjust the length of the steel ruler cable measuring rope, a fixed rotary switch matched with the steel ruler cable measuring rope is arranged on the second wire winding disc, and the fixed rotary switch is used for fixing the steel ruler cable measuring rope, so that the steel ruler cable measuring rope can be read better.

In the above technical solution, preferably, the first winding disc is further provided with a battery mounting groove, a power switch and a voltmeter, the battery is mounted in the battery mounting groove, the battery, the power switch and the voltmeter form a first closed loop, and the voltmeter is used for displaying the battery voltage.

In the above technical solution, preferably, the second winding disc is further provided with a receiving device and a sensor, and the battery, the power switch, the receiving device, and the sensor form a second closed loop.

In the above technical solution, preferably, the sensor is electrically connected to the metal probe through a steel ruler cable measuring line, and information data detected by the metal probe is transmitted to the sensor through the steel ruler cable measuring line and is fed back to the receiving device by the sensor.

In the above technical solution, preferably, the buzzer and the indicator light respond correspondingly according to the feedback of the sensor.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through increasing self-aligning ball bearing in the existing circular slot side of drum, reduce the frictional force between drum and circular slot, measure the people and can rotate the wire reel gently when receiving and releasing the steel rule cable, need not to hold up and wave the handle, avoid the steel rule cable to wind around going to tie a knot, also avoid smuggleing secretly silt fish tail finger on the steel rule cable, can operate alone, practice thrift the plenty of time and laborsaving again, the bearing also has rust resistance, be afraid of the contact of wetting of water, the process is simple uncomplicated.

2. The umbrella-shaped induction shrinkage waterproof protective cover is additionally arranged on the water contact metal probe, and the waterproof breathable film can effectively prevent the influence of acid rain, salt and other corrosive impurities in underground water, so that the fault occurrence probability is reduced to the maximum extent, the service life of the cover shell is prolonged, and meanwhile, the waterproof protective cover is simple and convenient to install, not only brings great convenience for design and production, but also ensures the sensitivity and accuracy of dynamic water level measurement.

3. The material is characterized in that the material is bright and soft in a short distance, bright and striking in night long distance viewing, high in luminous efficiency, non-toxic, harmless, pollution-free, non-radioactive, low in cost, energy-saving and environment-friendly, is safely used in industrial buildings, and can greatly improve the accuracy of measurement at night or in a foggy day.

Drawings

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

fig. 2 is a schematic plan view of the present invention;

fig. 3 is a schematic structural view of the center-aligning ball bearing of the present invention;

fig. 4 is the utility model discloses well steel rule cable measuring rope's structural schematic.

The labels in the figure are: 1-bearing inner ring, 2-ball steel ball, 3-bearing outer ring, 4-spool, 5-umbrella-shaped waterproof protective cover, 6-second spool, 7-ultraviolet ray excitation anti-counterfeiting fluorescent powder, 8-steel ruler cable measuring rope, 9-handle, 10-rotating handle, 11-first spool, 12-waterproof breathable film, 13-metal probe, 14-bracket, 15-self-aligning ball bearing, 16-probe fixing block, 161-groove, 17-power switch, 18-fixed rotary switch, 19-voltmeter, 20-bottom support, 21-receiving device, 22-sensor and 23-battery mounting groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be further described below with reference to the accompanying drawings.

Referring to fig. 1 and 2, the embodiment provides an easy-to-wind fluorescent steel ruler water level gauge, which includes a bracket 14 and a spool 4 mounted on the bracket 14 through a self-aligning ball bearing 15, a first spool 11 is disposed at one end of the spool 4 far from the bracket 14, a second spool 6 is disposed at the other end of the spool 4, a steel ruler cable measuring rope 8 is wound on the spool 4, a metal probe 13 with a length of 20cm is connected to the foremost end of the steel ruler cable measuring rope 8, a waterproof breathable film 12 with a length of 15 cm-17 cm covers the metal probe 13 from top to bottom, an umbrella-shaped waterproof protective cover 5 is disposed at the bottom of the metal probe 13, a probe fixing block 16 is disposed at the rear end of the bracket 14, a groove 161 matched with the metal probe 13 is disposed on the probe fixing block 16, and the metal probe 13 is inserted into the groove 161, which is beneficial to storing and protecting the metal probe 13.

In this embodiment, the handle 9 is arranged at the top of the bracket 14, so that the steel ruler water level gauge can be conveniently taken, and the bottom end of the bracket 14 is bent towards the winding shaft 4 to form a bottom support 20, so that the steel ruler water level gauge can be conveniently placed. Be equipped with twist grip 10 on the first drum 11, make things convenient for the winding of steel rule cable measuring rope 8 to put, on second drum 6 with be equipped with the fixed rotary switch 18 of steel rule cable measuring rope 8 complex, can block steel rule cable measuring rope 8 through fixed rotary switch 18, make it keep motionless to the reading better.

In this embodiment, the first winding disc 11 is further provided with a battery mounting groove 23, a power switch 17 and a voltmeter 19, a battery is mounted in the battery mounting groove 23, the battery, the power switch 17 and the voltmeter 19 form a first closed loop, and the voltmeter 19 can display the internal voltage of the battery in real time, so as to judge whether the battery can work normally; the second winding disc 6 is further provided with a receiving device 21 and a sensor 22, the battery, the power switch 17, the receiving device 21 and the sensor 22 form a second closed loop, the sensor 22 is electrically connected with the metal probe 13 through the steel rule cable measuring rope 8, information data detected by the metal probe 13 are transmitted to the sensor 22 through the steel rule cable measuring rope 8, the sensor 22 feeds back the received information data to the receiving device 21, the receiving device 21 makes corresponding response according to the feedback, and the receiving device 21 comprises a buzzer and an indicator light.

Referring to fig. 3, in this embodiment, the self-aligning ball bearing 15 is composed of a bearing inner ring 1, a spherical ball 2 and a bearing outer ring 3, the inner diameter of the bearing inner ring 1 is a bearing with a taper hole, the spool 4 is installed, the spool 4 is fixedly connected with the bearing inner ring 1, the bearing outer ring 3 is installed at the center of the bracket 14, the bearing outer ring 3 is fixedly connected with the bracket 14, the raceway of the bearing outer ring 3 is spherical, and has self-aligning property, so that errors caused by non-concentricity and shaft deflection can be compensated, and an annular oil groove and an oil hole can be processed on the bearing outer ring 3. The self-aligning ball bearing 15 plays a lubricating role, can reduce the friction coefficient in the motion process, is more rapid when being convenient for manual winding, and can improve the rotating speed by only slightly holding the first winding disc 11 with the help of the lubricating effect of the ball steel ball 2.

Referring to fig. 4, in this embodiment, ultraviolet-excited anti-counterfeiting fluorescent powder 7 is coated on the steel ruler cable measuring rope 8 at equal intervals, and the ultraviolet-excited anti-counterfeiting fluorescent powder 7 solves the problem that the reading field is unclear during night or heavy fog weather measurement, and can store light energy after being irradiated by natural light, daylight lamp light, ultraviolet light and the like in the daytime, and slowly release the light energy in a fluorescent manner after stopping the light irradiation, so that the light can still be seen at night or in a dark place, and the measurement of the water level change condition at night is facilitated.

The utility model provides an easily twine formula fluorescence steel rule fluviograph, its working process is:

when the water level is measured, the power switch 17 is turned on, if the pointer of the voltmeter 19 deviates, the instrument is normally started, and if the receiving device 21 fails, a buzzer or an indicator light is not sent out through a buzzer, the pointer of the voltmeter 19 can be checked again to judge whether the machine fails. Then the fixed rotary switch 18 is opened and the first wire winding disc 11 is rotated, the speed of lowering the steel ruler cable measuring rope 8 can be accelerated through the self-aligning ball bearing 15, the metal probe 13 is connected with the sensor 22, the umbrella-shaped waterproof protective cover 5 is unfolded and paved in an umbrella shape when receiving a water signal, measurement errors caused by water splash due to the fluctuation and the splashing of the upper water level are prevented, and meanwhile, the waterproof breathable film 12 can block redundant water drops scattered outside. If the observation is needed to be continued, all the lowered steel ruler cable measuring ropes 8 do not need to be withdrawn at once, the metal probe 13 is ensured not to contact the water surface only by being lifted above the water surface, and then the fixed rotary switch 18 is rotated to clamp the steel ruler cable measuring ropes 8 and keep a static state. After the measurement is completed completely, if the steel ruler cable measuring rope 8 needs to be rolled, the two ends of the first wire winding disc 11 are rotated by the two hands, the self-aligning ball bearing 15 is driven by the wire winding shaft 4 to operate ceaselessly, and the rotating handle 10 does not need to be rotated forcefully. After the steel ruler cable measuring rope 8 is wound, the metal probe 13 is dried and then inserted into the groove 161 on the probe fixing block 16, so that the steel ruler cable measuring rope 8 can be stored better and the metal probe 13 can be protected.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. The utility model provides an easily twine and put formula fluorescence steel rule fluviograph, a serial communication port, include the support and install the spool of twining on the support through aligning ball bearing, the epaxial one end of keeping away from the support of spool of twining is equipped with first drum, and the other end is equipped with second drum, the epaxial steel rule cable survey rope that has twined of spool, the equidistant ultraviolet ray excitation phosphor powder that scribbles of steel rule cable survey rope, the front end of steel rule cable survey rope is connected with metallic probe, metallic probe top-down part covers has waterproof ventilated membrane, metallic probe's below is equipped with umbrella-type waterproof safety cover, the support rear end is equipped with the probe fixed block, be equipped with on the probe fixed block with metallic probe complex recess.

2. The easy-to-wind fluorescent steel ruler water level gauge of claim 1, wherein the self-aligning ball bearing comprises a bearing inner ring, a spherical steel ball and a bearing outer ring, the bearing inner ring is fixedly connected with the winding shaft, and the bearing outer ring is fixedly connected with the bracket.

3. The easy-to-wind fluorescent steel ruler water level gauge of claim 1, wherein the top of the bracket is provided with a handle.

4. The easy-to-wind fluorescent steel ruler water level gauge of claim 1, wherein the bottom end of the bracket is bent along the winding axis to form a bottom support.

5. The easy-to-wind fluorescent steel ruler water level gauge according to claim 1, wherein the first winding disc is provided with a rotating handle for rotating the first winding disc to adjust the length of the steel ruler cable measuring rope, and the second winding disc is provided with a fixed rotary switch for fixing the steel ruler cable measuring rope, so as to better read the steel ruler cable measuring rope.

6. The easy-to-wind type fluorescent steel ruler water level gauge of claim 1, wherein the first winding disc is further provided with a battery mounting groove, a power switch and a voltmeter, the battery mounting groove is internally provided with a battery, the power switch and the voltmeter form a first closed loop, and the voltmeter is used for displaying the voltage of the battery.

7. The easy-to-wind fluorescent steel ruler water level gauge of claim 6, wherein the second winding disc is further provided with a receiving device and a sensor, and the battery, the power switch, the receiving device and the sensor form a second closed loop.

8. The easy-to-wind fluorescent steel rule water level gauge according to claim 7, wherein the sensor is electrically connected with the metal probe through a steel rule cable measuring rope, and information data detected by the metal probe is transmitted to the sensor through the steel rule cable measuring rope and is fed back to the receiving device by the sensor.

9. The easy-to-wind fluorescent steel ruler water level gauge of claim 8, wherein the receiving device comprises a buzzer and an indicator light, and the buzzer and the indicator light respond correspondingly according to the feedback of the sensor.