CN219046061U - Block density detection device - Google Patents

Abstract

The utility model relates to a technical field that bulk density detected especially relates to a bulk density detection device, and it includes testing platform and weighing mechanism, weighing mechanism includes weighing scale, suspension assembly and water tank, the weighing scale is placed testing platform is last, suspension assembly is connected with the weighing end of weighing scale, the water tank is placed testing platform's below, the title piece with suspension assembly connects and is located in the water tank. This application can reduce the number of times of weighing repeatedly through the weighing mechanism that sets up, and weight and volume once weigh clearly, just can obtain the density of block through calculating, and then make work efficiency obtain improving, are convenient for weigh the density of obtaining the block fast.

Description

Block density detection device

Technical Field

The application relates to the technical field of bulk density detection, in particular to a bulk density detection device.

Background

Currently, rock mass density is an index reflecting the basic physical properties of rock mass, and measurement methods are generally the most commonly used methods of volume production. At present, the test work of the method is all operated manually, and the process is as follows:

measuring diameters or side lengths of two directions perpendicular to each other on the two ends and the middle of the test piece, and calculating sectional areas according to average values;

measuring the heights of four symmetrical points and a central point on the periphery of the two end faces, and calculating the average value of the heights;

the mass of the test piece in natural, dried or saturated state is called.

In the process of realizing the method, the inventor finds that at least the following problems exist in the technology, and the method for detecting the bulk density needs to weigh a test piece for a plurality of times, so that time and labor are wasted, and further the working efficiency is lower.

Disclosure of Invention

In order to improve work efficiency, the application provides a bulk density detection device.

The application provides a block density detection device adopts following technical scheme:

the utility model provides a bulk density detection device, includes testing platform and weighing mechanism, weighing mechanism includes weighing scale, suspension assembly and water tank, the weighing scale is placed testing platform is last, suspension assembly is connected with the weighing end of weighing scale, the water tank is placed testing platform's below, the title piece with suspension assembly connects and is located in the water tank.

Through adopting above-mentioned technical scheme, when carrying out the bulk density test, firstly place testing platform in measuring position department, then place the weighing scale on testing platform, then place the water tank full of water in testing platform's below, then be connected with the weighing end of weighing scale with suspension assembly, then be connected with suspension assembly with the water balance piece, then slowly put into water with the balance piece, until the balance piece suspension in water, then see the weight on the weighing scale, then record the volume of water that discharges, and observe the volume of water that remains in the water tank, then combine the volume of water that discharges again with the weight of weighing scale plus the power that the buoyancy of water produced, calculate the density of bulk, through the weighing mechanism that sets up, can reduce the number of times of repeated weighing, weight and volume once weigh clearly, can obtain the density of bulk through calculating, and then make work efficiency obtain improving, be convenient for weigh fast and obtain the density of bulk.

Optionally, the suspension assembly comprises a stress rod, a balance rod, a connecting rope and a hook, wherein the stress rod is placed at the weighing end of the weighing scale, the connecting ropes are arranged at two ends of the stress rod, and the balance rod is positioned above the water tank and two ends of the balance rod are respectively connected with the two connecting ropes; the hook is arranged on the balance rod and used for hanging the balance piece, and is positioned at the center of the balance rod.

By adopting the technical scheme, the stress rod is placed on the weighing scale, then the balance rod is connected through the connecting rope, the weighing piece is hung on the hook of the balance rod, then the weighing piece is slowly placed into water, then the position of the stress rod is adjusted to enable the middle position of the stress rod to correspond to the middle position of the weighing scale, then the weight and the volume of the water are recorded, and the density of the weighing piece is calculated; the suspension assembly that sets up simple structure is convenient for operate, is convenient for adjust simultaneously and find the equilibrium point, and then makes work efficiency obtain improving.

Optionally, a plurality of stop grooves are formed at both ends of the stress rod, and the stop grooves at both ends are symmetrically arranged; the stress rod is provided with a connecting assembly, the connecting assembly comprises a first connecting ring clamped in the stop groove, and the connecting rope is detachably connected to the stress rod through the first connecting ring.

Through adopting above-mentioned technical scheme, when not needing to detect the density of block, with connecting rope and first go-between and atress pole separation, then will hang the subassembly in proper order and collect, can reduce the damage of external inspection environmental factor to equipment, be convenient for install simultaneously and accomodate.

Optionally, a centering mechanism is arranged on the detection platform, the centering mechanism comprises a positioning block and a limiting block, the positioning blocks are arranged at two ends of the stress rod, and the positioning blocks at two ends are centrally symmetrical along the length direction of the stress rod; the two side walls of the length direction of the detection platform are respectively provided with a limiting block, and two positioning blocks are positioned between the two limiting blocks and respectively abutted with the two limiting blocks.

Through adopting above-mentioned technical scheme, will call the piece to install on the couple after, slowly will call the piece and place in water, then with locating piece and stopper butt on the atress pole, realize the quick location centering of atress pole, and then make further improvement of work efficiency.

Optionally, the centering mechanism further includes an alignment roller, the two side walls of the limiting blocks, which are close to each other, are all rotationally connected with the alignment roller, and the positioning block is slidably connected with the alignment roller.

Through adopting above-mentioned technical scheme, when slowly lowering the water tank with weighing the piece, stopper and counterpoint gyro wheel butt on the atress pole and take place the relative slip, the resistance that the atress pole that reduces falls, area of contact is less simultaneously, can reduce the interference to the atress pole, and then makes measurement accuracy keep.

Optionally, the centering mechanism still includes auxiliary positioning subassembly, auxiliary positioning subassembly includes stop block and ball, testing platform's both ends all are provided with two the stop block, two of same one end the stop block is located respectively the both sides of atress pole, the ball rotates to be connected two of same end the stop block is close to each other on the lateral wall, the ball with atress pole butt just takes place relative rotation.

Through adopting above-mentioned technical scheme, when slowly transferring the title piece into the water tank, stopper and counterpoint gyro wheel butt on the atress pole and take place the relative slip, the lateral wall butt of ball and atress pole on the stopper simultaneously, the ball rolls for atress pole width direction obtains correcting, has reduced the atress pole and has slipped at the in-process of transferring the title piece, can make the atress of atress pole comparatively even simultaneously, keeps the accuracy of result.

Optionally, the water tank is transparent material, just be provided with the scale that is used for observing the water level variation on the water tank.

By adopting the technical scheme, the water tank made of the transparent material enables the state of the weighing piece in water to be convenient to observe, after the weighing piece is completely immersed in the water, the change of the water level is observed, the difference value is calculated, the difference value is the volume of the weighing piece, then the weight of the weighing piece is calculated according to the buoyancy and the weight of the weighing scale, and then the bulk density of the weighing piece is calculated; the water tank and the scale of transparent material are convenient for observe the state and the water level change of title piece, and then make the detection more directly perceived, can reduce the error, and then make the accuracy of detection obtain keeping.

Optionally, the leveling mechanism is arranged on the detection platform, the leveling mechanism comprises a leveling component and a horizontal bubble ruler, the horizontal bubble ruler is arranged on the detection platform and used for observing the levelness of the detection platform, and the leveling component is arranged on the detection platform and used for adjusting the levelness of the detection platform.

By adopting the technical scheme, when the block density detection is carried out, firstly, the detection platform is placed in a detection area, then, the levelness of the detection platform is regulated by using the leveling component according to the bubble position of the horizontal bubble ruler until the bubble position of the horizontal bubble ruler is proper, and then, the subsequent detection step is carried out; the leveling mechanism can reduce errors in subsequent detection, so that the detection value tends to the theoretical value, measurement errors are reduced, and detection accuracy is improved.

In summary, the present application includes the following beneficial technical effects:

1. the number of repeated weighing times can be reduced through the weighing mechanism, the weight and the volume are weighed once and clearly, the density of the block can be obtained through calculation, the working efficiency is further improved, and the density of the block can be obtained through rapid weighing;

2. when the weighing piece is slowly lowered into the water tank, the limiting block on the stress rod is abutted against the alignment roller and slides relatively, so that the falling resistance of the stress rod is reduced, meanwhile, the contact area is smaller, the interference on the stress rod can be reduced, and the measurement precision is further kept;

3. when the block density detection is carried out, firstly, a detection platform is placed in a detection area, then, the levelness of the detection platform is adjusted by a leveling component according to the bubble position of a horizontal bubble ruler until the bubble position of the horizontal bubble ruler is proper, and then, the subsequent detection step is carried out; the leveling mechanism can reduce errors in subsequent detection, so that the detection value tends to the theoretical value, measurement errors are reduced, and detection accuracy is improved.

Drawings

FIG. 1 is a schematic diagram of a block density detecting device in embodiment 1 of the present application;

fig. 2 is a schematic view of a part of a suspension assembly in embodiment 1 of the present application;

FIG. 3 is a schematic structural diagram of a block density detecting device in embodiment 2 of the present application;

FIG. 4 is a schematic structural view of a centering mechanism in embodiment 2 of the present application;

fig. 5 is a schematic structural diagram of an auxiliary positioning assembly in embodiment 2 of the present application.

Reference numerals: 100. a detection platform; 110. a work table; 120. support legs; 200. a weighing mechanism; 210. a weighing scale; 220. a suspension assembly; 221. a force-bearing rod; 222. a balance bar; 223. a connecting rope; 224. a hook; 225. a stop groove; 230. a water tank; 240. a connection assembly; 241. a first connection ring; 242. a second connecting ring; 300. a centering mechanism; 310. a positioning block; 320. a limiting block; 330. alignment rollers; 340. an auxiliary positioning assembly; 341. a stopper; 342. a ball; 400. a graduated scale; 500. a leveling mechanism; 510. a leveling assembly; 511. a connecting block; 512. an adjusting bolt; 513. supporting feet; 520. a horizontal bubble ruler.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-5.

The embodiment of the application discloses a block density detection device.

Example 1:

referring to fig. 1, the bulk density detecting device comprises a detecting platform 100 and a weighing mechanism 200 arranged on the detecting platform 100 for detecting bulk density, wherein when detecting bulk density, the detecting platform 100 is firstly placed at a detecting position, and then the weighing mechanism 200 is used for detecting the density of the bulk.

Referring to fig. 1, the inspection platform 100 includes four support legs 120 and a worktop 110, the four support legs 120 are fixedly connected to four corners of the worktop 110 and the support legs 120 are abutted with the ground.

Referring to fig. 1 and 2, the weighing mechanism 200 includes a weighing scale 210 placed on the table top 110, the weighing scale 210 is a digital display planar scale, one end of the weighing scale 210 far away from the table top 110 is a plane, a water tank 230 is placed on one side of the table top 110 near the ground, water is filled in the water tank 230, and the water tank 230 is located right below the table top 110; the weighing scale 210 is provided with a stress rod 221 on the side wall far away from the working table 110, both ends of the stress rod 221 are provided with connecting ropes 223, the connecting ropes are fixedly connected with the stress rod 221 and are symmetrical along the length direction of the stress rod 221, and the middle part of the stress rod 221 corresponds to the middle part of the weighing scale 210; one end, far away from the stress rod 221, of the two connecting ropes 223 is fixedly connected with a balance rod 222, the axis of the balance rod 222 is parallel to the axis of the stress rod 221, and the two connecting ropes 223 are symmetrically arranged along the middle part of the length direction of the balance rod 222; the balance bar 222 is rotatably connected with a hook 224, the hook 224 is rotatably connected to the center of the balance bar 222, the rotation axis of the hook 224 coincides with the rotation axis of the balance bar 222, a scale can be hung on the hook 224, and the hook 224 is located above the water surface of the water tank 230.

The implementation principle of embodiment 1 of the present application is: when detecting the bulk density, firstly, the detection platform 100 is placed at a detection position, the supporting legs 120 are abutted against the ground, then the water tank 230 is placed below the working table 110, the water tank 230 is filled with water, the stress rod 221 is placed on the weighing scale 210, then the weighing scale is taken out and hung on the hanging hook 224, the weighing scale is slowly submerged in the water, the position of the stress rod 221 is adjusted, the middle part of the stress rod 221 corresponds to the middle part of the weighing scale 210, then the weight is read, the buoyancy of the water is calculated to obtain the real weight of the weighing scale, then the volume of the rising water level of the water tank 230 is calculated, and the density of the weighing scale is calculated through a formula.

Example 2:

referring to fig. 3, the difference between this embodiment and embodiment 1 is that an adjusting mechanism is provided on the supporting leg 120, the adjusting mechanism includes a connecting block 511 fixedly connected to the supporting leg 120, an adjusting screw is screwed on the connecting block 511, and a supporting leg 513 abutting against the ground is fixedly connected to one end of the adjusting screw far away from the connecting block 511; a horizontal bubble ruler 520 is fixedly connected to the workbench 110, the horizontal bubble ruler 520 is used for detecting levelness of the workbench 110, and four adjusting bolts 512 can be adjusted according to deviation of horizontal bubbles.

Referring to fig. 4 and 5, a connection assembly 240 is disposed on a force-receiving rod 221, the connection assembly 240 includes a first connection ring 241, two ends of the force-receiving rod 221 are provided with a plurality of stop slots 225, the first connection ring 241 can be clamped in the stop slots 225, the stop slots 225 at two ends are symmetrically disposed, and the first connection ring 241 can slide along the length direction of the force-receiving rod 221; the first connecting ring 241 is fixedly connected with one end of the connecting rope 223, the other end of the connecting rope 223 is fixedly connected with the second connecting ring 242, and the second connecting ring 242 is fixedly connected to the balance bar 222.

Referring to fig. 4 and 5, a centering mechanism 300 is provided on the weighing scale 210, the centering mechanism 300 includes a positioning block 310, two positioning blocks 310 are fixedly connected to two ends of the force bar 221, and the two positioning blocks 310 at the same end are respectively located at two sides of the force bar 221 and on the same horizontal plane; two limiting blocks 320 are fixedly connected to two ends of the workbench surface 110 in the length direction, the two limiting blocks 320 at the same end are respectively positioned at two sides of the axis and are symmetrically arranged, one end, close to each other, of the two limiting blocks 320 at the same side is rotationally connected with an alignment roller 330, and the rotation axis of the alignment roller 330 is perpendicular to the axis of the stress rod 221; one side of the two alignment rollers 330 on the same side, which are close to each other, is tangent to the side wall of the positioning block 310, which is far away from each other, and rotates relatively.

Referring to fig. 4 and 5, an auxiliary positioning assembly 340 is disposed on one side of the adjacent limiting blocks 320, the auxiliary positioning assembly 340 includes a stop block 341 integrally disposed on the limiting blocks 320, the stop block 341 is located on a sidewall of the adjacent limiting blocks 320 at the same end, a ball 342 is rotatably connected to the sidewall of the adjacent limiting blocks 341 at the same end, and the ball 342 abuts against and rotates relative to the sidewalls of the two sides of the force bar 221 in the width direction.

Referring to fig. 3, the water tank 230 is made of transparent material, and a scale 400 is fixedly connected to the water tank 230, and the scale 400 is disposed along a vertical direction.

The implementation principle of embodiment 2 of the present application is: when the block density detection is performed, firstly, the detection platform 100 is placed at a detection position, the supporting legs 513 are abutted against the ground, and the adjusting bolts 512 are rotated according to the offset condition of the horizontal bubble ruler 520 until the horizontal bubble ruler 520 is centered; then the water tank 230 is placed under the working table 110, and the water tank 230 is filled with water; the balance rod 222 passes through the space between the water tank 230 and the workbench 110, then the first connecting ring 241 is sleeved on the stop groove 225 of the force rod 221, the first connecting rings 241 at the two ends are positioned in the stop groove 225 at symmetrical positions, the force rod 221 is placed on the weighing scale 210, the force rod 221 is slowly lifted, then the weighing piece is taken out and hung on the hook 224, then the weighing piece is slowly submerged in water, the force rod 221 is abutted with the ball 342 and relatively slides, meanwhile, the positioning block 310 is abutted with the alignment roller 330 and relatively slides until the force rod 221 is abutted with the weighing scale 210, and the middle position of the force rod 221 corresponds to the middle position of the weighing scale 210; the weight is then read, the buoyancy of the water is calculated to obtain the true weight of the scale, then the volume of the rise in the water level of the water tank 230 is calculated, and the density of the scale is calculated by a formula.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (8)

1. The utility model provides a bulk density detection device, its characterized in that, including testing platform (100) and weighing mechanism (200), weighing mechanism (200) include weighing scale (210), hang subassembly (220) and water tank (230), weighing scale (210) are placed testing platform (100) is last, hang subassembly (220) and weighing end connection of weighing scale (210), water tank (230) are placed testing platform (100) below, the title piece with hang subassembly (220) are connected and are located in water tank (230).

2. The block density detection device according to claim 1, wherein the suspension assembly (220) comprises a force-bearing rod (221), a balance rod (222), a connecting rope (223) and a hook (224), the force-bearing rod (221) is placed at the weighing end of the weighing scale (210), the connecting ropes (223) are arranged at two ends of the force-bearing rod (221), the balance rod (222) is located above the water tank (230) and two ends of the balance rod are respectively connected with the two connecting ropes (223); the hook (224) is arranged on the balance rod (222) and used for hanging the balance piece, and is positioned at the center of the balance rod (222).

3. The block density detection device according to claim 2, wherein a plurality of stop grooves (225) are formed at both ends of the stress rod (221), and the stop grooves (225) at both ends are symmetrically arranged; the stress rod (221) is provided with a connecting component (240), the connecting component (240) comprises a first connecting ring (241) clamped in the stop groove (225), and the connecting rope (223) is detachably connected to the stress rod (221) through the first connecting ring (241).

4. The block density detection device according to claim 2, wherein a centering mechanism (300) is arranged on the detection platform (100), the centering mechanism (300) comprises a positioning block (310) and a limiting block (320), the positioning block (310) is arranged at two ends of the stress rod (221), and the positioning blocks (310) at two ends are centrally symmetrical along the length direction of the stress rod (221); limiting blocks (320) are arranged on two side walls of the detection platform (100) in the length direction, and two positioning blocks (310) are located between the two limiting blocks (320) and respectively abutted against the two limiting blocks (320).

5. The block density detecting device according to claim 4, wherein the centering mechanism (300) further comprises an aligning roller (330), the aligning roller (330) is rotatably connected to the side walls of the two limiting blocks (320) which are close to each other, and the positioning block (310) is slidably connected to the aligning roller (330).

6. The block density detection device according to claim 5, wherein the centering mechanism (300) further comprises an auxiliary positioning assembly (340), the auxiliary positioning assembly (340) comprises a stop block (341) and a ball (342), two stop blocks (341) are disposed at two ends of the detection platform (100), the two stop blocks (341) at the same end are respectively located at two sides of the stress rod (221), the ball (342) is rotatably connected to side walls, close to each other, of the two stop blocks (341) at the same end, and the ball (342) abuts against the stress rod (221) and rotates relatively.

7. The block density detecting device according to claim 1, wherein the water tank (230) is made of transparent material, and a scale (400) for observing water level changes is provided on the water tank (230).

8. The block density detection device according to claim 1, wherein a leveling mechanism (500) is arranged on the detection platform (100), the leveling mechanism (500) comprises a leveling component (510) and a horizontal bubble ruler (520), the horizontal bubble ruler (520) is arranged on the detection platform (100) and used for observing the levelness of the detection platform (100), and the leveling component (510) is arranged on the detection platform (100) and used for adjusting the levelness of the detection platform (100).

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