CN112361929B - Building major structure protective layer thickness verifying attachment - Google Patents
Building major structure protective layer thickness verifying attachment Download PDFInfo
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- CN112361929B CN112361929B CN202011195643.8A CN202011195643A CN112361929B CN 112361929 B CN112361929 B CN 112361929B CN 202011195643 A CN202011195643 A CN 202011195643A CN 112361929 B CN112361929 B CN 112361929B
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- protective layer
- layer thickness
- inspection device
- metering barrel
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a building main body structure protective layer thickness inspection device which comprises a shell, a telescopic rod, a pull rope, a reel, a first piston cylinder, a liquid storage tank and an average number calculator, wherein the telescopic rod drives the pull rope to store force on the reel, the reel drives a piston in the first piston cylinder to convey liquid into a metering barrel of the average number calculator when being reset and rotated, a through hole is opened according to the actually detected number of holes, so that the number of the accessed metering barrels is the same as the number of the holes, the volume of the liquid extruded into the metering barrel is the same as the total length of all the holes, and the cross sectional area of the accessed metering barrel corresponds to the number of the holes one to one, so that the average value of multiple measurements can be obtained by observing scales on the metering barrel. The invention provides a building main structure protective layer thickness inspection device, which directly reads an average value through a measuring device.
Description
Technical Field
The invention relates to the technical field of detection of a main building structure, in particular to a thickness detection device for a protective layer of the main building structure.
Background
Building major structure need detect after the construction, utilizes the drill bit to bore the appearance core of getting a minor diameter and detects detecting, bores to get and is the drilling to face building major structure's steel construction position, stops rotating when drilling into the steel construction position, can learn building major structure protective layer thickness through the thickness of measuring drilling, calculates the average value again after measuring alone to every drilling among the prior art usually, can't directly read out the average value through measuring device.
Disclosure of Invention
In view of the above prior art, the present invention provides a device for inspecting the thickness of a protective layer of a main structure of a building, which directly reads an average value by a measuring device.
The technical scheme of the invention is realized as follows:
a building main body structure protective layer thickness inspection device comprises a shell, a telescopic rod, a pull rope, a reel, a first piston cylinder, a liquid storage tank and a metering barrel, wherein one end of the telescopic rod is fixedly connected with the shell, the movable end of the telescopic rod is connected with the movable end of the pull rope, the fixed end of the pull rope is connected with the reel, the reel is provided with a volute spiral spring connected with the shell, the reel is provided with a first rotating shaft, the first rotating shaft is connected with a first friction disc in a sliding manner, a second friction disc is oppositely arranged on the first friction disc, the shell is provided with a shifting fork for pushing the first friction disc to be contacted with the second friction disc, the second friction disc is connected with a second rotating shaft, the second rotating shaft is provided with a first sector tooth and a second sector tooth which are oppositely arranged, the first sector tooth is meshed with a rack, and the second sector tooth is meshed with the rack through a cone pulley, the transmission ratio of the first fan-shaped teeth to the rack is equal to that of the second fan-shaped teeth to the rack, the rack is connected with a first piston rod, two ends of the first piston rod are respectively connected with a first piston, the first pistons respectively reciprocate in the first piston cylinder, the first piston rod is provided with a channel communicated with the first piston cylinder, the channels at two ends of the first piston rod are respectively provided with a one-way valve, the channel between the two one-way valves is connected with a liquid storage tank through a liquid inlet pipe, the first piston cylinder is communicated with the metering barrel through a liquid discharge pipe with the one-way valve, the metering barrel is a cuboid, the top in the metering barrel is provided with a second piston, the side wall of the metering barrel is provided with a third piston, the periphery of the second piston is hermetically attached to the periphery of the inner wall of the metering barrel, the third piston is a telescopic piston, and the top of the third piston is hermetically attached to the second piston, side and bottom and the sealed laminating of measuring tank inner wall, the third piston is connected with the third piston rod, the measuring tank passes through back flow and liquid reserve tank intercommunication, the back flow is equipped with the valve, all be equipped with the scale on measuring tank and the shell.
Further, the shifting fork is connected with the shell in a sliding mode.
Furthermore, the cone pulley comprises a first gear and a second gear, the first gear and the second gear are coaxially and fixedly connected, the first gear is meshed with the second sector gear, and the second gear is meshed with the rack.
Furthermore, the third piston rod is connected with a connecting rod, the connecting rod is provided with a convex block, and the convex block is provided with an indication arrow matched with the scale on the shell.
Furthermore, the top of the metering barrel is provided with a guide hole, the second piston is provided with a guide rod penetrating through the guide hole, and the second piston is connected with the top of the metering barrel through a pressure spring.
Further, the third piston includes U-shaped plate and flat board, all be equipped with the sealing strip around the U-shaped plate and middle groove, be equipped with the sealing strip around the flat board, the sealing strip of groove department with the sealed laminating of flat board in the middle of the U-shaped plate.
Furthermore, the telescopic rod comprises a plurality of sleeves which are sleeved with each other, the tail ends of the sleeves are provided with friction blocks, and the friction blocks rub against the inner wall of the other sleeve.
Furthermore, the friction block comprises a base, a friction plate and an elastic ring, the base is connected with the sleeve, the elastic ring is arranged on the base, and the friction plate is arranged on the periphery of the elastic ring.
Further, the sleeve is provided with scales.
The invention has the beneficial effects that: before the detection or after the detection, the third piston rod slides according to the actual hole number that detects for the metering tank cross-sectional area of access corresponds with the hole number, and at the reel reset in-process, the liquid volume of squeezing into the metering tank is the same with the total length of whole hole numbers, and the cross-sectional area of the metering tank of access and hole number one-to-one correspond, consequently can learn the average value of many times of measurements through the scale of observing on the metering tank, convenient operation.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only preferred embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic structural diagram of a device for inspecting the thickness of a protective layer of a main structure of a building according to the present invention;
FIG. 2 is a schematic view of the internal structure of a device for checking the thickness of a protective layer of a main structure of a building;
FIG. 3 is a schematic view of the internal structure of a device for checking the thickness of a protective layer of a main structure of a building according to the present invention;
FIG. 4 is a schematic structural view of a first piston cylinder according to the present invention;
FIG. 5 is a schematic view of the telescopic rod of the present invention;
FIG. 6 is a schematic structural view of a friction block of the present invention;
in the figure, 1 outer shell, 2 telescopic rod, 3 pull rope, 4 reel, 5 first piston cylinder, 6 liquid storage tank, 7 metering barrel, 8 volute spring, 9 first rotating shaft, 10 first friction disk, 11 second friction disk, 12 shift fork, 13 second rotating shaft, 14 first sector gear, 15 second sector gear, 16 rack, 17 cone, 18 first piston rod, 19 first piston, 20 first piston cylinder, 21 channel, 22 one-way valve, 23 metering barrel, 24 liquid inlet pipe, 25 liquid outlet pipe, 26 second piston, 27 third piston, 28 return pipe, 29 valve, 30 scale, 31 first gear, 32 second gear, 33 connecting rod, 34 convex block, 35 indicating arrow, 36 guide hole, 37 guide rod, 38 pressure spring, 39U-shaped plate, 40 flat plate, 41 sealing strip, 42 sleeve, 43 friction block, 44 base, 45 friction plate, 46 elastic ring and 47 observation window.
Detailed Description
In order to better understand the technical content of the invention, specific embodiments are provided below, and the invention is further described with reference to the accompanying drawings.
Referring to fig. 1 to 5, a building main body structure protective layer thickness inspection device comprises a housing 1, an expansion link 2, a pull rope 3, a reel 4, a first piston cylinder 5, a liquid storage tank 6 and a metering barrel 7, wherein one end of the expansion link 2 is fixedly connected with the housing 1, a movable end of the expansion link 2 is connected with a movable end of the pull rope 3, a fixed end of the pull rope 3 is connected with the reel 4, the reel 4 is provided with a volute spring 8 connected with the housing 1, the volute spring 8 is used for driving the reel to rotate and reset, the reel 4 is provided with a first rotating shaft 9, the first rotating shaft 9 is connected with a first friction disc 10 in a sliding manner, a second friction disc 11 is oppositely arranged on the first friction disc 10, the housing 1 is provided with a shifting fork 12 for pushing the first friction disc 10 to contact with the second friction disc 11, and the second friction disc 11 is connected with a second rotating shaft 13, the second rotating shaft 13 is provided with a first sector-shaped tooth 14 and a second sector-shaped tooth 15 which are opposite to each other, the first sector-shaped tooth 14 is meshed with a rack 16, the second sector-shaped tooth 15 is meshed with the rack 16 through a cone pulley 17, the transmission ratio of the first sector-shaped tooth 14 to the rack 16 is equal to the transmission ratio of the second sector-shaped tooth 15 to the rack 16, the rack 16 is connected with a first piston rod 18, two ends of the first piston rod 18 are respectively connected with a first piston 19, the first pistons 19 respectively reciprocate in the first piston cylinder 5, the first piston rod 18 is provided with a channel 21 communicated with the first piston cylinder 5, the channels 21 at two ends of the first piston rod 18 are respectively provided with a one-way valve 22, the channel 21 between the two one-way valves 22 is connected with the liquid storage tank 6 through a liquid inlet pipe 24, the first piston cylinder 5 is communicated with the metering barrel 7 through a liquid discharge pipe 25 with the one-way valve 22, metering tank 7 is the cuboid, top in the metering tank 7 is equipped with second piston 26, and the lateral wall is equipped with third piston 27, around second piston 26 with the sealed laminating all around of metering tank inner wall 7, third piston 27 is flexible piston, third piston 27's top with the sealed laminating of second piston 26, side and bottom and the sealed laminating of metering tank 7 inner wall, third piston 27 and the 27 pole connections of third piston, metering tank 7 passes through back flow 28 and liquid reserve tank 6 intercommunication, back flow 28 is equipped with valve 29, all be equipped with scale 30 on metering tank 7 and the shell 1.
2 one ends of telescopic link with 1 fixed connection of shell, the expansion end of telescopic link 2 with the expansion end of stay cord 3 is connected, detects time measuring and elongates telescopic link 2, and the in-process of 2 extensions of telescopic link can drive 3 extensions of stay cord, the stiff end of stay cord 3 with reel 4 is connected to drive reel 4 and rotate, insert the extension rod in the inspection hole of building major structure, adjust the length of telescopic link 2 and make it insert the bottom of inspection hole, ensure that the pull-out distance of stay cord 3 is the same with the degree of depth in inspection hole. Then, the first friction disk 10 is pressed on the second friction disk 11 through the shifting fork 12, the telescopic rod 2 is shortened and reset, the reel 4 is driven to rotate under the action of the volute spiral spring 8, and the second rotating shaft 13 is driven to rotate through the first rotating shaft 9, the first friction disk 45 and the second friction disk 45 when the reel 4 rotates. The second rotating shaft 13 drives the first sector-shaped teeth 14 and the second sector-shaped teeth 15 to rotate when rotating, because the first sector-shaped teeth 14 and the second sector-shaped teeth 15 are opposite to each other, the second sector-shaped teeth 15 are not meshed with the step pulley 17 when the first sector-shaped teeth 14 are meshed with the rack 16, the first sector-shaped teeth are not meshed with the rack 1 when the second sector-shaped teeth 15 are meshed with the step pulley 17, because the first sector-shaped teeth 14 directly drive the rack 16 to move, and the second sector-shaped teeth 15 drive the rack 16 to rotate through the step pulley 17, the directions of the rack 16 driven by the first sector-shaped teeth 14 and the second sector-shaped teeth 15 are different, so that the rack 16 reciprocates, the rack 16 is periodically driven to reciprocate when the second rotating shaft 13 rotates, the transmission ratio of the first sector-shaped teeth 14 to the rack 16 is equal to the transmission ratio of the second sector-shaped teeth 15 to the rack 16, and the distance and the speed of the rack 16 are the same during the reciprocating rotation of the second rotating shaft 13, the first piston 19 is pushed to move smoothly, and the liquid flow is stable. The rack 16 is connected with the first piston rod 18, the two ends of the first piston rod 18 are respectively connected with the first pistons 19, when the first pistons 19 move into the first piston cylinder 5, the volume of the first piston cylinder 5 is reduced, and the effect of the one-way valve 22 ensures that liquid can only move in one way, so that the liquid is extruded into the metering barrel 7 from the first piston cylinder 5, and similarly, when the first pistons 19 move out of the first piston cylinder 5, the volume in the first piston cylinder 5 is increased, and the liquid in the liquid storage tank 6 is sucked into the first piston cylinder 5.
The liquid that comes out from first piston tube 5 flows to in measuring tank 7, measuring tank 7 is the cuboid, lateral wall in measuring tank 7 is equipped with third piston 27, the cross-sectional area in measuring tank 7 changes when third piston 27 removes, after measuring a plurality of inspection holes, reel 4 drive first piston tube 5 to the crowded liquid in measuring tank 7, before detecting or after detecting, the position of third piston 27 is removed according to the hole number of actual detection, make the multiple that the cross-sectional area of measuring tank 7 enlarges be equal to the hole number of actual detection, in the reset process of reel 4, the liquid volume that squeezes into measuring tank 7 corresponds one-to-one with the total length of all hole numbers, the cross-sectional area of the measuring tank 7 of cut-in and hole number one-to-one, therefore can learn the average value of many times of measuring through observing scale 30 on measuring tank 7, and convenient operation. The third piston 27 is connected to the third piston 27 by a rod, which facilitates the operation of moving the position of the third piston 27 to adjust the cross-section of the measuring bucket 7. The second piston 26 is located the top of measuring bucket 7, around the second piston 26 with the sealed laminating all around of measuring bucket inner wall 7, the second piston 26 is pressed on the liquid level, can make the liquid level keep steady, is convenient for observe. And the volume of the cavity in the metering barrel 7 is the same as that of the liquid, so that the observation and the measurement are convenient. When the metering barrel 7 is inclined to the horizontal plane, the liquid level is kept parallel to the bottom of the metering barrel 7 under the action of the second pressure spring 38 and the second piston 26, and observation and measurement are facilitated. The third piston 27 is a telescopic piston, and the height of the third piston can be adjusted according to the lifting of the second piston 26, so that the third piston is tightly attached to the second piston in a sealing manner. After the detection is finished, the valve 29 is opened, the liquid in the metering barrel 7 flows into the liquid storage tank 6 through the return pipe 28 for secondary utilization, the scale 30 is arranged in the metering barrel 7, and the average value of the thickness of the protective layer of the building main structure can be judged by observing the scale 30.
Specifically, the shift fork 12 is slidably connected to the housing 1. Facilitating the movable fork 12 to press the first friction disc 10 against the second friction disc 11.
Specifically, the stepped gear 17 includes a first gear 31 and a second gear 32, the first gear 31 and the second gear 32 are coaxially and fixedly connected, the first gear 31 is engaged with the second sector-shaped teeth 15, and the second gear 32 is engaged with the rack 16. The direction of the transmission can be changed while the transmission ratio is adjusted so that the second sector 15 has the same transmission ratio as the first sector with respect to the rack 16.
Specifically, the third piston 27 rod is connected with a connecting rod 33, the connecting rod 33 is provided with a projection 34, and the projection 34 is provided with an indication arrow 35 matched with the scale 30 on the housing 1. The position of the third piston 27 can be adjusted by moving the projection 34, the operation is convenient, the projection 34 is provided with an indication arrow 35 matched with the scale 30 on the shell 1, the cross-sectional area of the metering barrel 7 can be observed conveniently, and the adjustment is convenient.
Specifically, a guide hole 36 is formed in the top of the metering barrel 7, the second piston 26 is provided with a guide rod 37 penetrating through the guide hole 36, and the second piston 26 is connected with the top of the metering barrel 7 through a pressure spring 38. The guide hole 36 and the guide rod 37 improve the sliding stability of the second piston 26, the second piston 26 is not easy to incline in the up-down moving process, the second piston 26 is pressed on the liquid level under the action of the pressure spring 38, the liquid level can be kept stable, the observation is convenient, and the liquid pressure storage tank 6 can be connected by opening the valve 29 after the detection is finished. And the volume of the cavity in the metering barrel 7 is the same as that of the liquid, so that the observation and the measurement are convenient. When the metering barrel 7 is inclined to the horizontal plane, the liquid level is kept parallel to the bottom of the metering barrel 7 under the action of the pressure spring 38 and the second piston 26, so that observation and measurement are facilitated.
Specifically, the third piston 27 includes a U-shaped plate 39 and a flat plate 40, sealing strips 41 are disposed around the U-shaped plate 39 and in the middle of the U-shaped plate, the sealing strips 41 are disposed around the flat plate 40, and the sealing strips 41 in the middle of the U-shaped plate 39 and the flat plate 40 are attached in a sealing manner. The flat plate 40 is provided with a magnet for adsorbing the second piston 26, and the flat plate 40 is tightly attached to the bottom of the second piston 26 under the action of the magnet, so that the tightness is improved. The sealing strip 41 improves the sealing effect by integrating the up and down movement of the plate 40 during the ascending or descending of the second piston 26. Optionally, a spring is provided in a groove in the middle of U-shaped plate 39 to spring plate 40 out, thereby improving the sealing between plate 40 and second piston 26.
Specifically, the telescopic rod 2 comprises a plurality of sleeves 42 which are sleeved with each other, the tail ends of the sleeves 42 are provided with friction blocks 43, and the friction blocks 43 rub against the inner wall of another sleeve 42. Mutual sliding connection between different sleeves 42, the last clutch blocks 43 of sleeve 42 can rub with the inner wall of sleeve 42, avoid reel 4 to shorten the pulling of telescopic link 2, and clutch blocks 43 has improved the stability of telescopic link 2.
Specifically, the friction block 43 includes a base 44, a friction plate 45 and an elastic ring 46, the base 44 is connected to the sleeve 42, the base 44 is provided with the elastic ring 46, and the friction plate 45 is arranged on the outer periphery of the elastic ring 46. The elastic ring 46 is fixed on the base 44, and the elastic ring 46 pushes the friction plate 45 out along the radial direction under the action of the elastic force, so that the friction plate 45 is pressed on the inner wall of the sleeve 42, and the friction effect is improved.
In particular, the sleeve 42 is provided with a scale 30. The depth of the individual test holes can be determined by looking at the scale 30 on the sleeve 42.
In particular, the housing 1 is provided with a viewing window 47. It is convenient to observe the measured average values.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (9)
1. A building main body structure protective layer thickness inspection device is characterized by comprising a shell, a telescopic rod, a pull rope, a reel, a first piston cylinder, a liquid storage tank and a metering barrel, wherein one end of the telescopic rod is fixedly connected with the shell, the movable end of the telescopic rod is connected with the movable end of the pull rope, the fixed end of the pull rope is connected with the reel, the reel is provided with a volute spring connected with the shell, the reel is provided with a first rotating shaft, the first rotating shaft is connected with a first friction disc in a sliding manner, the first friction disc is oppositely provided with a second friction disc, the shell is provided with a shifting fork for pushing the first friction disc to be in contact with the second friction disc, the second friction disc is connected with a second rotating shaft, the second rotating shaft is provided with a first sector tooth and a second sector tooth which are oppositely arranged, the first sector tooth is meshed with a rack, and the second sector tooth is meshed with the rack through a step pulley, the transmission ratio of the first fan-shaped teeth to the rack is equal to that of the second fan-shaped teeth to the rack, the rack is connected with a first piston rod, two ends of the first piston rod are respectively connected with a first piston, the first pistons respectively reciprocate in the first piston cylinder, the first piston rod is provided with a channel communicated with the first piston cylinder, the channels at two ends of the first piston rod are respectively provided with a one-way valve, the channel between the two one-way valves is connected with a liquid storage tank through a liquid inlet pipe, the first piston cylinder is communicated with the metering barrel through a liquid discharge pipe with the one-way valve, the metering barrel is a cuboid, the top in the metering barrel is provided with a second piston, the side wall of the metering barrel is provided with a third piston, the periphery of the second piston is hermetically attached to the periphery of the inner wall of the metering barrel, the third piston is a telescopic piston, and the top of the third piston is hermetically attached to the second piston, side and bottom and the sealed laminating of measuring tank inner wall, the third piston is connected with the third piston rod, the measuring tank passes through back flow and liquid reserve tank intercommunication, the back flow is equipped with the valve, all be equipped with the scale on measuring tank and the shell.
2. The building main body structure protective layer thickness inspection device of claim 1, wherein the shift fork is slidably connected with the housing.
3. The building main body structure protective layer thickness inspection device of claim 1, wherein the cone pulley comprises a first gear and a second gear, the first gear and the second gear are coaxially and fixedly connected, the first gear is meshed with the second sector-shaped teeth, and the second gear is meshed with the rack.
4. The building main body structure protective layer thickness inspection device of claim 1, wherein the third piston rod is connected with a connecting rod, the connecting rod is provided with a projection, and the projection is provided with an indication arrow matched with the scale on the shell.
5. The building main body structure protective layer thickness inspection device of claim 1, wherein the top of the metering barrel is provided with a guide hole, the second piston is provided with a guide rod penetrating through the guide hole, and the second piston is connected with the top of the metering barrel through a pressure spring.
6. The building main body structure protective layer thickness inspection device of claim 1, wherein the third piston comprises a U-shaped plate and a flat plate, sealing strips are arranged on the periphery and the middle groove of the U-shaped plate, sealing strips are arranged on the periphery of the flat plate, and the sealing strips on the middle groove of the U-shaped plate are in sealing fit with the flat plate.
7. The building main body structure protective layer thickness inspection device of claim 1, wherein the telescopic rod comprises a plurality of sleeves sleeved with each other, and the ends of the sleeves are provided with friction blocks which rub against the inner wall of another sleeve.
8. The building main body structure protective layer thickness inspection device of claim 7, wherein the friction block comprises a base, a friction plate and an elastic ring, the base is connected with the sleeve, the base is provided with the elastic ring, and the outer periphery of the elastic ring is provided with the friction plate.
9. The building main body structure protective layer thickness inspection device of claim 7, wherein the sleeve is provided with a scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011195643.8A CN112361929B (en) | 2020-10-30 | 2020-10-30 | Building major structure protective layer thickness verifying attachment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011195643.8A CN112361929B (en) | 2020-10-30 | 2020-10-30 | Building major structure protective layer thickness verifying attachment |
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| CN112361929A CN112361929A (en) | 2021-02-12 |
| CN112361929B true CN112361929B (en) | 2022-04-08 |
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| JPH06221895A (en) * | 1992-12-19 | 1994-08-12 | Boehringer Mannheim Gmbh | Detecting device for fluid-phase boundary in transparent measuring pipe and accurate automatic measuring device for flow rate |
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