CN217818563U

CN217818563U - Waterproof coating thickness detector

Info

Publication number: CN217818563U
Application number: CN202221884149.7U
Authority: CN
Inventors: 孙聆; 肖华锋; 赵立; 张元标; 刘璟旖; 邓霄舟
Original assignee: Chongqing Wuhuan Engineering Construction Management Co ltd
Current assignee: Chongqing Investment Consulting Co ltd
Priority date: 2022-07-20
Filing date: 2022-07-20
Publication date: 2022-11-15
Anticipated expiration: 2032-07-20

Abstract

The utility model discloses a waterproof coating thickness detector, which comprises a bottom plate, wherein a dodging hole is arranged on the bottom plate, and an upwards extending support assembly is arranged on the bottom plate; the probe assembly can be assembled on the support assembly in a vertically sliding mode, and the axis of the probe assembly is overlapped with the central line of the avoiding hole; the driving module is fixedly arranged on the support assembly and used for driving the probe assembly to slide up and down relative to the support assembly; and a heating module for heating the lower end of the probe assembly. The utility model has the advantages that: the drive module drives the probe assembly and inserts in the waterproof coating downwards, can obtain the thickness value of waterproof coating, has convenient to use, saves trouble laborsaving, advantage that measurement efficiency is high.

Description

Waterproof coating thickness detector

Technical Field

The utility model belongs to the technical field of the construction, concretely relates to waterproof coating thickness detector.

Background

The waterproof layer can prevent indoor water or underground water from entering the roof, and as is well known, the waterproof coating plays an important role in the service life and the service performance of buildings. Therefore, the construction quality of the waterproof layer is controlled in the whole construction process. The construction quality of the waterproof coating is mainly evaluated from two dimensions of dynamic construction monitoring and static quality acceptance, wherein the dynamic construction monitoring refers to the inspection of the implementation condition of the coating construction process, and the static quality acceptance refers to the detection of the thickness of the coating.

In the prior art, the thickness of the coating as detected by a quality inspector is measured by sampling, namely: a sample is taken on the ground or wall surface by a sampling device, and then the thickness of the sample is measured by a caliper. The technical problems existing in the detection are as follows: 1. the sample can destroy the construction structure, needs to carry out the later stage maintenance. 2. The sampling quantity cannot be too much, and the accuracy of the obtained detection result is not high.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a waterproof coating thickness detector for solve the above-mentioned technical problem that the sampling test exists.

In order to achieve the above purpose, the utility model discloses technical scheme as follows:

the utility model provides a waterproof coating thickness detector which the key lies in, includes:

the base plate is provided with a avoidance hole and is provided with an upwards extending support assembly;

the probe assembly can be assembled on the support assembly in a vertically sliding mode, and the axis of the probe assembly is overlapped with the central line of the avoiding hole;

the driving module is fixedly arranged on the support assembly and used for driving the probe assembly to slide up and down relative to the support assembly; and

a heating module for heating a lower end of the probe assembly.

Preferably, one end of the bottom plate is provided with a vertical plate extending vertically and upwardly.

Preferably, the probe subassembly includes from last drive section, heat insulation section, installation segment and the metal needle that connects gradually extremely down, wherein, the drive section is connected with the drive module, the installation segment has central through-hole and the radial hole that outwards link up from central through-hole lateral wall, the heating module is including the heating controller, electric wire and the electric heating element that connect gradually, the electric heating element inlays to be established inside the metal needle, the electric wire passes radial hole and central through-hole.

Preferably, the metal needle is of a tapered needle tip configuration.

Preferably, drive section and support subassembly sliding connection, the middle part of drive section is equipped with the external screw thread section, the drive module includes motor and first drive disk assembly and the second drive disk assembly of intermeshing, wherein, the motor rotates through reduction gear drive second drive disk assembly, first drive disk assembly screw thread suit is in on the external screw thread section.

Preferably, the first transmission part and the second transmission part are both gears; or the first transmission part is a worm and the second transmission part is a worm wheel.

Preferably, the upper portion of the driving section is provided with a rectangular sheet, the support component is provided with a rectangular sliding hole matched with the rectangular sheet, a capacitive grating sensor is installed between the rectangular sliding hole and the rectangular sheet, and the support component is provided with a display which is used for displaying displacement collected by the capacitive grating sensor.

Preferably, two groups of guide pieces are symmetrically arranged at the lower part of the driving section, and guide sliding grooves matched with the guide pieces are formed in the support assembly.

Preferably, the bottom plate is being close to the position rotation of dodging the hole and is installed the stereoplasm separation blade, and the stereoplasm separation blade can cover dodge the hole.

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

1. adopt the utility model provides a waterproof coating thickness detector, in drive module drive probe subassembly inserted waterproof coating downwards, can reach waterproof coating's thickness value, had convenient to use, saved trouble laborsaving, advantage that measurement efficiency is high.

2. The metal needle after heating up can pierce in the waterproof coating easily, and is less to the destruction of waterproof coating, can ignore almost, need not the later stage and fills the maintenance again.

3. Because of thickness detector has convenient to use and less advantage to the coating destructiveness, so can carry out thickness detection to the different positions on same ground, obtain multiunit data, then take the average value as waterproof coating's measurement thickness to this measurement then has better measurement accuracy.

Drawings

FIG. 1 is a schematic structural view of a waterproof paint thickness detector;

FIG. 2 is a sectional view of a waterproof coating thickness detector;

FIG. 3 is an enlarged view of a portion of FIG. 2 taken at I;

FIG. 4 is an exploded view showing the assembly relationship between the probe assembly 3 and the support assembly 2;

fig. 5 is another schematic structural diagram of the waterproof coating thickness detector.

Detailed Description

The present invention will be further described with reference to the following examples and accompanying drawings.

As shown in fig. 1 and 2, the waterproof coating thickness detector mainly comprises a base plate 1, a support assembly 2, a probe assembly 3, a driving module 4 and a heating module 5, wherein a avoiding hole 1a is formed in the base plate 1. The seat assembly 2 is fixedly mounted on the base plate 1 and extends upwardly relative to the base plate 1. The probe assembly 3 can be assembled on the support assembly 2 in a vertically sliding mode, the driving module 4 is fixedly installed on the support assembly 2, the driving module 4 can drive the probe assembly 3 to slide vertically relative to the support assembly 2, the axis of the probe assembly 3 coincides with the central line of the avoiding hole 1a, the lower end of the probe assembly 3 is constructed into a needle point structure, and the heating module 5 is used for heating the lower end of the probe assembly 3.

Based on the above-mentioned structure setting of thickness detector, its theory of operation does: the lower extreme of probe subassembly 3 is heated the back that heaies up by heating module 5, and drive module 4 drive probe subassembly 3 moves down, and the lower extreme of probe subassembly 3 passes earlier and dodges hole 1a, then inserts in the waterproof coating on ground, and in the twinkling of an eye when the probe lower extreme contacts with the concrete substrate, drive module 4 stops to drive probe subassembly 3 and moves. In the process, the initial distance between the end part of the lower end of the probe assembly 3 and the lower surface of the base plate 1 is subtracted from the displacement of the probe assembly 3, and the thickness value of the waterproof coating can be obtained.

When the waterproof coating thickness detector provided by the embodiment is used for detecting the thickness, the thickness of a plurality of positions on the same ground can be detected respectively to obtain a plurality of groups of thickness data, and then the average value is taken as the measured thickness of the waterproof coating, so that the measurement accuracy is better.

In this embodiment, please refer to fig. 2 and 3, the probe assembly 3 includes a driving section 3a, a heat insulation section 3b, a mounting section 3c and a metal needle 3d sequentially connected from top to bottom, wherein the metal needle 3d is a tapered needle structure, the heating module 5 is an electric heating device, and the structure thereof includes a heating controller 5a, an electric wire 5b and an electric heating element 5c sequentially connected, the electric heating element 5c is embedded in the metal needle 3d, and the lower end of the probe assembly 3 can be easily inserted into the waterproof coating by heating the metal needle 3d, and meanwhile, the damage to the waterproof coating is small and negligible, and the later-stage refilling and maintenance is not required.

Further, the mounting section 3c has a central through hole 3c1, a side wall of the central through hole 3c1 is provided with a radial hole 3c2 penetrating outward, and the electric wire 5b of the heating module 5 passes through the radial hole 3c2 and the central through hole 3c1. The design is favorable for realizing assembly of products, and the reliability is high.

The heat insulation section 3b is made of epoxy resin materials, the heat insulation section 3b is arranged on the probe assembly 3, high temperature of the lower portion can be prevented from being conducted to the driving section 3a on the upper portion, electronic components such as the capacitive grating sensor 6 and the display 7 on the upper portion are prevented from being damaged, and the whole thickness detector is high in use reliability.

In order to realize that the driving module 4 drives the probe assembly 3 to slide up and down, please refer to fig. 2 and 4, a rectangular piece 3a2 is arranged at the upper part of the driving section 3a, two groups of guide pieces 3a3 are symmetrically arranged at the lower part of the driving section, a rectangular sliding hole 2a corresponding to the rectangular piece 3a2 and a guide sliding groove 2b corresponding to the guide piece 3a3 are arranged on the support assembly 2, the rectangular piece 3a2 is slidably connected in the rectangular sliding hole 2a, and the guide piece 3a3 is slidably connected in the guide sliding groove 2 b. The middle part of the driving section 3a is provided with an external thread section 3a1, the driving module 4 comprises a motor 4c and a first transmission part 4a and a second transmission part 4b which are meshed with each other, wherein the motor 4c drives the second transmission part 4b to rotate through a speed reducer 4d, and the first transmission part 4a is sleeved on the external thread section 3a1 in a threaded manner. Based on this, motor 4c work can drive first drive disk assembly 4a and rotate to drive section 3a and reciprocate, and then realize the elevating movement of metal needle 3 d.

The above motor 3c is preferably a low power motor, which is only required to be able to push the metal needle 3d to pierce the waterproof coating, and when the metal needle 3d comes into contact with the concrete base layer under the waterproof coating, the low power motor automatically stops working. Or current detection can be arranged on a control circuit of the motor 3c, and when the current exceeds a preset value, the motor automatically stops, so that the metal needle 3d is prevented from being damaged or slightly penetrating into concrete to influence the measurement precision.

In the present embodiment, the first transmission member 4a and the second transmission member 4b may be both gears according to different arrangement forms of the motors. Alternatively, the first transmission member 4a may be a worm and the second transmission member 4b may be a worm wheel. In the two transmission modes, the worm gear transmission can obtain a lower transmission ratio, the operation is slower, and the reliability is better.

Further, as shown in fig. 2 and 4, a capacitive sensor 6 is installed between the rectangular slide hole 2a and the rectangular sheet 3a2, a display 7 is installed on the support assembly 2, the capacitive sensor 6 is used for measuring the displacement of the rectangular sheet 3a2, and the display 7 is used for displaying the displacement acquired by the capacitive sensor 6. By the design, a user can conveniently and quickly obtain the thickness value of the waterproof coating. In the program of numerical display, the initial distance between the end of the lower end of the metal needle 3d and the lower surface of the bottom plate 1 can be included, namely: when the lower end of the metal pin 3d moves to the lower surface of the base plate 1, the display 7 displays a value of 0. As shown in fig. 1, the bottom plate 1 is rotatably provided with the hard blocking sheet 8 at a position close to the avoiding hole 1a, when the reading of the display 7 is disordered, the hard blocking sheet 8 can be covered on the avoiding hole 1a, then the motor drives the metal needle 3d to move to the hard blocking sheet 8, and at this time, the display can be subjected to zeroing operation.

In addition to the above reading manner, a scale line may be provided on the rectangular sheet 3a2, and a user may read a numerical value through the scale line.

As shown in fig. 5 again, the one end of bottom plate 1 is equipped with vertical riser 1b that upwards extends, and like this design, can place riser 1b on subaerial, make bottom plate 1 and wall contact, then can carry out thickness detection to the waterproof coating on the wall this moment.

Finally, it should be noted that the above description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and the scope of the present invention.

Claims

1. A waterproof coating thickness detector is characterized by comprising:

the device comprises a bottom plate (1), wherein a avoidance hole (1 a) is formed in the bottom plate (1), and a support assembly (2) extending upwards is installed on the bottom plate (1);

the probe assembly (3) is assembled on the support assembly (2) in a vertically sliding mode, and the axis of the probe assembly (3) is overlapped with the central line of the avoiding hole (1 a);

the driving module (4) is fixedly arranged on the support assembly (2) and is used for driving the probe assembly (3) to slide up and down relative to the support assembly (2); and

a heating module (5) for heating the lower end of the probe assembly (3).

2. The waterproof coating thickness detector according to claim 1, characterized in that: one end of the bottom plate (1) is provided with a vertical plate (1 b) which extends vertically and upwards.

3. The waterproof coating thickness detector according to claim 1, characterized in that: probe subassembly (3) include from last drive section (3 a), thermal-insulated section (3 b), installation segment (3 c) and metal needle (3 d) that connect gradually down, wherein, drive section (3 a) are connected with drive module (4), installation segment (3 c) have central through-hole (3 c 1) and from radial hole (3 c 2) that central through-hole (3 c 1) lateral wall outwards link up, heating module (5) are including heating controller (5 a), electric wire (5 b) and the electric heating element (5 c) that connect gradually, electric heating element (5 c) are inlayed and are established inside metal needle (3 d), electric wire (5 b) pass radial hole (3 c 2) and central through-hole (3 c 1).

4. The waterproof coating thickness detector according to claim 3, characterized in that: the metal needle (3 d) is in a conical needle point structure.

5. The waterproof coating thickness detector according to claim 3, characterized in that: drive section (3 a) and support subassembly (2) sliding connection, the middle part of drive section (3 a) is equipped with external screw thread section (3 a 1), drive module (4) include motor (4 c) and intermeshing's first drive disk assembly (4 a) and second drive disk assembly (4 b), wherein, motor (4 c) drive second drive disk assembly (4 b) through reduction gear (4 d) and rotate, first drive disk assembly (4 a) screw thread suit is in on external screw thread section (3 a 1).

6. The waterproof coating thickness detector according to claim 5, characterized in that: the first transmission part (4 a) and the second transmission part (4 b) are both gears; or the first transmission component (4 a) is a worm and the second transmission component (4 b) is a worm wheel.

7. The waterproof coating thickness detector according to claim 3, characterized in that: the driving section (3 a) upper portion is equipped with rectangle piece (3 a 2), be equipped with on support subassembly (2) with rectangle slide opening (2 a) that rectangle piece (3 a 2) suited, install between this rectangle slide opening (2 a) and rectangle piece (3 a 2) and hold bars sensor (6), install display (7) on support subassembly (2), display (7) are used for showing the displacement volume that holds bars sensor (6) and gather.

8. The waterproof coating thickness detector according to claim 3, characterized in that: two groups of guide pieces (3 a 3) are symmetrically arranged at the lower part of the driving section (3 a), and a guide sliding groove (2 b) matched with the guide pieces (3 a 3) is arranged on the support component (2).

9. The waterproof coating thickness detector according to claim 1, characterized in that: bottom plate (1) is being close to the position rotation of dodging hole (1 a) and is installing stereoplasm separation blade (8), and stereoplasm separation blade (8) can cover dodge hole (1 a).