CN214622181U - Detachable Lee's specific gravity bottle fixing device - Google Patents

Abstract

The utility model relates to a detachable li shi pycnometer fixing device, including base, support frame, handheld handle and chuck, support frame one end vertical fixation is on the base, and handheld handle is connected perpendicularly with the other end of support frame, installs the chuck on the support frame, and the chuck just can block li shi pycnometer's minimum bottleneck department. The support frame is provided with a plurality of openings with the same size, and the inner walls of the openings are provided with threads. The front end of the chuck is of a U-shaped structure, and is sleeved with a U-shaped sleeve made of rubber. The utility model discloses not only simple to use, convenient and high-efficient, safe and reliable has played crucial effect to improving detection precision and efficiency to overall structure is simple, and the preparation is convenient, dismantles, assembles in a flexible way, and is safe high-efficient.

Description

Detachable Lee's specific gravity bottle fixing device

Technical Field

The utility model belongs to the technical field of cement density check out test set, in particular to detachable lee specific gravity bottle fixing device.

Background

The detection of the cement density is an important basis for the design of the concrete mix proportion, the density value of the cement is also used when the specific surface area of the cement is measured, and the accuracy of the cement density measurement has a great influence on the measurement of the specific surface area, so that the improvement of the accuracy of the cement density measurement is very necessary.

In daily test detection, according to GB/T208-2014, cement is filled in a Li specific gravity bottle with enough anhydrous kerosene, the Li specific gravity bottle needs to be placed in a constant-temperature water tank before and after being filled, and a scale part is immersed in water (the water temperature is controlled to be 20 +/-1 ℃) for constant temperature. Because the density of water is greater than that of kerosene, the Lee's pycnometer filled with kerosene can float to a certain extent in the constant-temperature water tank under the influence of buoyancy, so that the bottle body is unstable, and if the bottle body is seriously inclined in water, the kerosene leaks, so that the error of density caused by inaccuracy of initial reading and final reading of the Lee's bottle can be caused. The specification requires that the cement density test takes the arithmetic mean of two measurement results, and the difference between the two measurement results cannot exceed 0.02g/cm³Otherwise, the test needs to be performed again, so the current detection reduces the precision and efficiency of the test to a certain extent.

Disclosure of Invention

In order to solve the problems, the utility model provides a detachable cement density measurement fixing device, which is designed with a detachable fixing support that can keep the Li's bottle in a vertical direction, so as to solve the above problems.

The utility model provides a detachable cement density measurement fixing device, includes base, support frame, handheld handle and chuck, and support frame one end vertical fixation is on the base, and handheld handle is connected with the other end of support frame is perpendicular, installs the chuck on the support frame, and the chuck just can block the minimum bottleneck department of lees specific gravity bottle.

Furthermore, the support frame is provided with a plurality of openings with the same size, and the inner walls of the openings are provided with threads. The trompil can carry out threaded connection with the chuck, sets up a plurality of trompils, can fix the chuck of different positions and quantity, fixes the leer specific gravity bottle of different specifications more in a flexible way.

Furthermore, the front end of the chuck is of a U-shaped structure, and is sleeved with a U-shaped sleeve made of rubber. The U-shaped rubber sleeve increases the friction force between the U-shaped rubber sleeve and the Lee's pycnometer and can better fix the Lee's pycnometer.

Furthermore, the support frame is in threaded connection with the fixed base, and the chuck is in threaded connection with the support frame.

Furthermore, the fixed base is a cuboid bottom plate with a smooth and flat surface and consistent thickness.

Furthermore, a leveling bubble is arranged on the fixed base. The level bubble can determine whether the device is held horizontally, and when the bubble is in the center position, the device is horizontal.

Furthermore, horizontal adjusting devices are installed at the edges of the lower four corners of the fixed base. The horizontal adjusting device can adjust the horizontal position of the bottom plate and ensure that the Lee's pycnometer is always kept in a vertical state.

Furthermore, the horizontal adjusting device comprises an upper spiral sleeve and a lower inner spiral sleeve, and the upper spiral sleeve is connected with the base in a welding mode. The lower spiral sleeve is rotated to adjust the horizontal position of the bottom plate.

Further, the chuck is equipped with the rubber buckle, is equipped with two apertures in the middle of the buckle, just can pass through the U type part of chuck. The rubber buckle can further fix the Lee's pycnometer and prevent the Lee's pycnometer from falling or inclining when moving.

Further, the number of the clamping heads is 2 or 3, and the 2 or 3 clamping heads are arranged on the supporting frame in parallel. The U-shaped portions of 2 or 3 collets snap into the respective smallest necks of the li-bottle.

The utility model discloses not only simple to use, convenient and high-efficient, safe and reliable has played crucial effect to improving detection precision and efficiency to overall structure is simple, and the preparation is convenient, dismantles, assembles in a flexible way, and is safe high-efficient.

Drawings

Fig. 1 is a schematic structural view of the fixed leer pycnometer of the present invention.

Fig. 2 is a schematic structural diagram of the device of the present invention.

Fig. 3 is a perspective view of the chuck.

Fig. 4 is a perspective view of the base.

Reference numerals

1. The base, 2, support frame, 3, handheld handle, 4, chuck, 41, U type part, 42, straight rod portion, 43, U type rubber sleeve, 44, screw thread, 5, screw hole, 6, lee specific gravity bottle, 61, minimum bottleneck department, 7, level adjusting device, 8, level bubble, 9, base screw hole, 10, rubber buckle, 11, buckle trompil.

Detailed Description

The embodiments of the present invention will be described in detail with reference to the accompanying drawings, and it is to be understood that the described embodiments are merely illustrative of some embodiments, but not all embodiments, and that the embodiments described herein are merely illustrative and explanatory of the present invention, and are not restrictive.

Referring to fig. 1 and 2, the utility model discloses a base 1, support frame 2, handheld handle 3 and chuck 4, base 1 is the cuboid bottom plate that the surface is smooth, thickness is unanimous, is equipped with a base screw hole 9 on the bottom plate 1. The lower end of the support frame 2 is provided with threads and is vertically fixed on the base 1 through a threaded hole 9 on the bottom plate. The middle part of support frame 2 is equipped with the same screw hole 5 of a plurality of size, and the trompil can be terminal by threaded connection chuck 4. The upper end of handheld handle 3 and support frame 2 is connected perpendicularly, forms "7" style of calligraphy structure, can remove the support together with li shi pycnometer 6 is whole when carrying the handle to can keep the vertical stable condition of li shi pycnometer 6 all the time, guarantee the accuracy of data, make things convenient for the staff to use.

As shown in fig. 3, the front end of the chuck 4 is U-shaped, a U-shaped sleeve made of rubber is sleeved on the U-shaped part 41, and the U-shaped opening is just large enough to clamp the minimum bottleneck 61 of the Lee's pycnometer 6. The U-shaped rubber sleeve 43 can effectively protect the glass bottle body and avoid the glass from being crushed or causing the sliding of the Lee's pycnometer when in use. The end of the straight rod part 42 of the chuck is provided with a thread 44 which can be fixedly connected with any one of the threaded holes 5 of the support frame 2. When the clamping device is used, the number of the clamping heads and the positions of the mounting threaded holes can be selected according to the requirements of different specifications of the Lee's pycnometer, so that the Lee's pycnometer can be fixed more flexibly and conveniently. In the preferred embodiment, a rubber snap 10 is also included. The rubber buckle 10 is in a strip shape, and two buckle openings 11 are formed in the middle of the rubber buckle and can just clamp the U-shaped part 41 sleeved with the U-shaped rubber sleeve 43. After the clamping head 4 is used to fix the minimum neck 61 of the lee bottle 6, a rubber buckle is passed through the end of the U-shaped part 41 to further fix and prevent the body from falling off, so that the lee bottle 6 is positioned inside the rubber buckle 10. Two rubber buckles 10 can be fixed on two sides of the minimum bottleneck 61, so that the bottle body can be better prevented from shaking when being put into water.

Referring to fig. 4, the periphery of the bottom plate 1 is provided with an adjustable device 7 and a leveling bubble 8, the adjustable device 7 comprises an upper spiral sleeve and a lower inner spiral sleeve, the upper spiral sleeve is welded below the base 1, and the inner part of the upper spiral sleeve is provided with fine threads. The height of the base plate can be adjusted by rotating the lower internal screw-sleeve and observing that the base plate and the device are level when the level bubble 8 on the base plate 1 is centered.

In a specific embodiment, the clamp comprises a base 1, a support frame 2, a handheld handle 3 and a chuck 4, wherein the base 1 of the fixed support is a cuboid bottom plate with the length of 20cm, the width of 18cm and the thickness of 1cm, and the surface of the bottom plate is smooth and flat and has consistent thickness. A screw hole having a diameter of 1cm is formed at a distance of 2cm from the edge of the base for coupling with a screw portion of the lower end of the supporting frame 2. The height of the support frame 2 is 33cm, the width is 2cm, the thickness is 1cm, the threaded part is a circle with the diameter of 1cm, and the length is 1 cm. The length of the hand-held handle 3 is 10cm, the hand-held handle is fixedly connected with the upper end of the support frame 2 and is in a 7-shaped structure, and the hand-held handle can be carried to integrally move the support together with the Lee's pycnometer 6. The middle part of the support frame 2 is provided with a plurality of threaded holes 5 which have the same size and are spaced at intervals of 2-5 cm. The chuck is provided with 1 or more, the front end is a U-shaped part 41, and the rear end is a straight rod part 42. The total length of the chuck 4 is 15cm, and the length of the thread 44 is 2 cm; the length of the straight rod part 42 is 8cm, and the diameter is 5 mm; the length of the U-shaped part 41 is 5cm, the width of the U-shaped opening is 18mm, the distance after the U-shaped rubber sleeve 43 is sleeved on the U-shaped rubber sleeve is 14mm, and the U-shaped rubber sleeve can just clamp the minimum bottleneck position 61 of the Lee's pycnometer 6. The base 1 is provided with a level bubble 8 which can be used to determine whether the device is level or not according to whether the bubble is in a centered position or not. And a horizontal adjusting device 7 is also arranged below the bottom plate, and comprises an upper spiral sleeve and a lower inner spiral sleeve which can adjust the horizontal state of the bottom plate.

Before use, the position of the bottom plate is adjusted by means of a level adjustment device 7, which is horizontal when the level bubble 8 is centered, and can be used. When in use, the U-shaped part 41 sleeved with the rubber sleeve is used for fixing the minimum bottleneck part 61 of the loaded Lee's pycnometer on the base, and the number of the clamping heads and the position for fixing the bottleneck can be selected according to the size and the shape of the Lee's pycnometer. The rubber buckle 10 can be placed on the outer side or two sides of the Li-pycnometer optionally, and after the rubber buckle 10 penetrates through the U-shaped part 41, the friction force can be increased, so that the Li-pycnometer is prevented from moving or falling off in water. After the fixing is finished, the hand-held handle 3 is lifted to put the bottle body into water, so that the bottle body is kept vertical all the time. After placing for a period of time, the device together with the lee's pycnometer 6 is taken out of the water by carrying the hand-held handle 3, placed on the operation table and observed whether the level bubble 8 is centered. If the level bubble 8 is centered, the liquid level height can be read without adjustment; otherwise, the lower inner screw sleeve of the leveling device 7 needs to be finely adjusted quickly until the leveling bubble is centered. This example easy operation, dismantlement are nimble, can improve the accuracy and the efficiency of experiment.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (10)

1. The utility model provides a detachable lee specific gravity bottle fixing device for lee specific gravity bottle's is fixed among the cement density determination test, its characterized in that, includes base, support frame, handheld handle and chuck, and support frame one end vertical fixation is on the base, and handheld handle is connected with the other end of support frame is perpendicular, installs the chuck on the support frame, and the chuck just can block lee specific gravity bottle's minimum bottleneck department.

2. The removable leer pycnometer fixing device as claimed in claim 1, wherein the supporting frame has a plurality of openings with the same size, and the inner wall of the opening is provided with screw threads.

3. The removable leer pycnometer fixing device as claimed in claim 1, wherein the front end of the chuck is of a U-shaped structure and is sleeved with a U-shaped sleeve made of rubber.

4. The removable leer pycnometer fixing device as claimed in claim 2, wherein the support frame is in threaded connection with the fixing base, and the chuck is in threaded connection with the support frame.

5. The detachable Lee's pycnometer fixing device as claimed in claim 1, wherein the fixing base is a rectangular parallelepiped bottom plate with a smooth and flat surface and a uniform thickness.

6. The removable leer bottle securement device of claim 1, wherein the securement base is provided with leveling air bubbles.

7. The removable leer pycnometer fixing device as claimed in claim 1, wherein the lower four corners of the fixing base are provided with horizontal adjusting devices.

8. The removable leer bottle securing device of claim 7, wherein the level adjustment device comprises an upper screw sleeve and a lower inner screw sleeve, the upper screw sleeve being welded to the base.

9. The removable leer bottle securing device of claim 3 wherein the collet has a rubber snap fit with two small holes in the middle to fit through the U-shaped portion of the collet.

10. The removable leer pycnometer fixing device of claim 1, wherein 2 or 3 collets are provided, and 2 or 3 collets are provided in parallel on the supporting frame.

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