CN220260738U - Sample clamping device for light transmittance haze meter - Google Patents

Abstract

The utility model relates to the technical field of sample clamping devices for light transmittance haze meters, and discloses a sample clamping device for the light transmittance haze meters, which comprises a first mounting frame and a clamping mechanism, wherein the clamping mechanism comprises a right-angle groove and a clamping block, a stretching hole is formed in the position, close to a right angle, of the surface of the right-angle groove, a stretching spring is fixedly connected to the bottom of the clamping block through a connecting rod, a protection pad is formed in the clamping block through an adaptation groove, a second mounting frame and a fourth mounting frame are respectively arranged at two ends of the first mounting frame, a third mounting frame is arranged between the second mounting frame and the fourth mounting frame, and the sample for the light transmittance haze meters can be fixedly clamped through the right-angle groove, the stretching hole, the clamping block, the adaptation groove, the protection pad, the connecting rod and the stretching spring.

Description

Sample clamping device for light transmittance haze meter

Technical Field

The utility model relates to the technical field of sample clamping devices for light transmittance haze meters, in particular to a sample clamping device for a light transmittance haze meter.

Background

The light transmittance haze meter is a microcomputer full-automatic measuring instrument, adopts parallel illumination, hemispherical scattering and integrating sphere photoelectric receiving modes, adopts a microcomputer automatic operation system and a data processing system, is free of rotary knob operation, is convenient to use, is provided with a standard printout pull port, automatically displays the average value of multiple measurement of light transmittance/haze, the light transmittance result is displayed to 0.1%, the haze is displayed to 0.01%, zero drift is avoided, the confidence is high, a specific structure-opening type sample window is almost not limited by the size of a sample, the measuring speed is high, the instrument is not influenced by ambient light due to the adoption of a modulating product, a darkroom is not needed, the safety of a large number of sample operators is ensured, a microcomputer electronic circuit is high in precision, a standardized data printout interface is provided, a program-controlled printer can be matched and provided with a film magnetic clamp and a liquid sample cup, great convenience is brought to users, a haze piece is randomly attached, and the action function of the instrument is convenient to check at any time.

In the prior art, samples for the light transmittance haze meter need to be clamped when being detected, at present, most of clamping exists the problem that the samples are damaged due to the fact that the clamping force of the samples is too high, meanwhile, the samples for the light transmittance haze meter are not convenient enough to clamp, and therefore, the sample clamping device for the light transmittance haze meter is provided.

Disclosure of Invention

The utility model aims to provide a sample clamping device for a light transmittance haze meter, which is used for solving the problem that most of clamping in the background art has excessive clamping force on a sample to cause damage to the sample.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a sample clamping device for luminousness haze appearance, includes first mounting bracket and fixture, fixture includes right angle groove and grip block, the tensile hole has been seted up on the positive intermediate position department in surface in right angle groove, the bottom of grip block is close to right angle department and passes through connecting rod fixedly connected with extension spring, the protection pad has been seted up through the adaptation groove to the grip block.

As the preferred scheme, the both ends of first mounting bracket are provided with second mounting bracket and fourth mounting bracket respectively, be provided with the third mounting bracket between second mounting bracket and the fourth mounting bracket, the expansion tank has all been seted up to the one end of first mounting bracket, second mounting bracket, third mounting bracket and fourth mounting bracket, the outside in expansion tank has been seted up and has been popped out the groove.

As the preferred scheme, right angle groove sets up in first mounting bracket, second mounting bracket, third mounting bracket and fourth mounting bracket right angle department, the upper end fixed mounting of connecting rod is close to right angle department in the bottom of grip block, extension spring fixed mounting is in the lower extreme of connecting rod, extension spring's bottom fixed mounting is inside the stretch hole, connecting rod sliding connection is in the stretch hole.

As the preferable scheme, the adaptation groove is offered in the inside of grip block, protection pad fixed mounting is at the inside top in adaptation groove.

As the preferred scheme, the inside of expansion tank is provided with flexible adjustment mechanism, flexible adjustment mechanism includes the extension bar, extension bar sliding connection is inside the expansion tank, the outer wall fixed mounting of extension bar has the wear pad, the outer wall of extension bar is close to bottom position department and has seted up the mounting groove, the inner wall bottom fixed mounting of mounting groove has the extension spring.

As the preferable scheme, the one end that the mounting groove was kept away from to the extension spring is fixed mounting has the locating part, the outer wall and the ejection groove sliding connection of locating part.

The utility model has the technical effects and advantages that:

1. through right angle groove, tensile hole, grip block, adaptation groove, protection pad, connecting rod and extension spring that set up, can cooperate first mounting bracket, second mounting bracket, third mounting bracket and fourth mounting bracket to fix the centre gripping to the sample for the luminousness haze appearance.

2. Through extension bar, wear pad, mounting groove, extension spring and the locating part that set up, can adjust the size that first mounting bracket, second mounting bracket, third mounting bracket and fourth mounting bracket formed according to the size of luminousness haze appearance sample.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is an exploded view of the present utility model.

Fig. 3 is an exploded view of a part of the structure of the present utility model.

Fig. 4 is an exploded view of a part of the structure of the clamping mechanism of the present utility model.

Fig. 5 is an exploded view of the telescopic adjustment mechanism of the present utility model.

In the figure: 1. a first mounting frame; 2. a second mounting frame; 3. a third mounting frame; 4. a fourth mounting bracket; 5. a telescopic slot; 6. an ejecting slot; 7. a clamping mechanism; 71. a right angle slot; 72. stretching the hole; 73. a clamping block; 74. an adaptation groove; 75. a protective pad; 76. a connecting rod; 77. a tension spring; 8. a telescopic adjusting mechanism; 81. an extension bar; 82. a wear pad; 83. a mounting groove; 84. a telescopic spring; 85. and a limiting piece.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a sample clamping device for a light transmittance haze meter, which is shown in fig. 1-5, and comprises a first mounting frame 1 and a clamping mechanism 7, wherein the clamping mechanism 7 comprises a right-angle groove 71 and a clamping block 73, a stretching hole 72 is formed in the position, right in the middle, of the surface of the right-angle groove 71, of the clamping block 73, a stretching spring 77 is fixedly connected to the bottom of the clamping block 73 near the right angle through a connecting rod 76, a protection pad 75 is formed in the clamping block 73 through an adapting groove 74, the right-angle groove 71 is formed in the right-angle positions of the first mounting frame 1, the second mounting frame 2, the third mounting frame 3 and the fourth mounting frame 4, the upper end of the connecting rod 76 is fixedly arranged at the position, near the right angle, of the bottom of the clamping block 73, the stretching spring 77 is fixedly arranged at the lower end of the connecting rod 76, the bottom of the stretching spring 77 is fixedly arranged in the stretching hole 72, connecting rod 76 sliding connection is in stretching hole 72, adaptation groove 74 is seted up in the inside of grip block 73, protection pad 75 fixed mounting is at the inside top of adaptation groove 74, when carrying out the centre gripping to the sample for the luminousness haze appearance, hold grip block 73 earlier, pull upwards through connecting rod 76 for extension spring 77 stretches in stretching hole 72, pull up grip block 73, then place the four corners of sample for the luminousness haze appearance on the right angle of first mounting bracket 1, second mounting bracket 2, third mounting bracket 3 and fourth mounting bracket 4, unclamp grip block 73 at last, make the protection pad 75 in the adaptation groove 74 of grip block 73 push down the four corners of sample for the luminousness haze appearance and carry out the centre gripping fixedly.

In this embodiment, the inside of expansion tank 5 is provided with flexible adjustment mechanism 8, flexible adjustment mechanism 8 includes extension bar 81, extension bar 81 sliding connection is inside expansion tank 5, the outer wall fixed mounting of extension bar 81 has wear pad 82, the outer wall of extension bar 81 is close to bottom position department and has seted up mounting groove 83, the inner wall bottom fixed mounting of mounting groove 83 has telescopic spring 84, telescopic spring 84 keeps away from the one end fixed mounting of mounting groove 83 has locating part 85, the outer wall and the 6 sliding connection of popping out of locating part 85, when carrying out fixed centre gripping to the light transmissivity haze appearance sample of equidimension not, press locating part 85, make locating part 85 extrude telescopic spring 84, until locating part 85 fully shrink into mounting groove 83, through stretching extension bar 81 in expansion tank 5, adjust the rectangle size that first fog mounting bracket 1, second mounting bracket 2, third mounting bracket 3 and fourth mounting bracket 4 formed, the light transmissivity haze appearance sample of equidimension not equidimension.

In this embodiment, the both ends of first mounting bracket 1 are provided with second mounting bracket 2 and fourth mounting bracket 4 respectively, be provided with third mounting bracket 3 between second mounting bracket 2 and the fourth mounting bracket 4, telescopic slot 5 has all been seted up to the one end of first mounting bracket 1, second mounting bracket 2, third mounting bracket 3 and fourth mounting bracket 4, pop out groove 6 has been seted up in the outside of telescopic slot 5, first mounting bracket 1, second mounting bracket 2, third mounting bracket 3 and fourth mounting bracket 4 are used for forming the centre gripping loading board, telescopic slot 5 and pop out groove 6 are used for the installation of flexible adjustment mechanism 8.

The working principle of the utility model is as follows: the utility model relates to a sample clamping device for a light transmittance haze meter, which is used for pressing a limiting piece 85 when samples for the light transmittance haze meters with different sizes are fixedly clamped, so that the limiting piece 85 presses a telescopic spring 84 until the limiting piece 85 is completely retracted into an installation groove 83, and the extension bar 81 is stretched in the telescopic groove 5 to adjust the rectangular sizes formed by a first installation frame 1, a second installation frame 2, a third installation frame 3 and a fourth installation frame 4 and adapt to the samples for the light transmittance haze meters with different sizes.

When the sample for the light transmittance haze meter is clamped, the clamping block 73 is held firstly, the clamping block 73 is pulled upwards through the connecting rod 76, the stretching spring 77 stretches in the stretching hole 72, the clamping block 73 is pulled up, four corners of the sample for the light transmittance haze meter are placed on right angles of the first mounting frame 1, the second mounting frame 2, the third mounting frame 3 and the fourth mounting frame 4, and finally the clamping block 73 is loosened, so that the four corners of the sample for the light transmittance haze meter are pressed by the protection pad 75 in the adapting groove 74 of the clamping block 73 to be clamped and fixed.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (6)

1. Sample clamping device for luminousness haze appearance, including first mounting bracket (1) and fixture (7), its characterized in that: the clamping mechanism (7) comprises a right-angle groove (71) and a clamping block (73), a stretching hole (72) is formed in the position, right in the middle, of the surface of the right-angle groove (71), a stretching spring (77) is fixedly connected to the bottom of the clamping block (73) close to the right angle through a connecting rod (76), and a protection pad (75) is formed in the clamping block (73) through an adapting groove (74).

2. The sample holding device for a light transmittance haze meter according to claim 1, wherein: the novel telescopic lifting device is characterized in that the two ends of the first mounting frame (1) are respectively provided with a second mounting frame (2) and a fourth mounting frame (4), a third mounting frame (3) is arranged between the second mounting frame (2) and the fourth mounting frame (4), one ends of the first mounting frame (1), the second mounting frame (2), the third mounting frame (3) and the fourth mounting frame (4) are provided with telescopic grooves (5), and the outer sides of the telescopic grooves (5) are provided with ejecting grooves (6).

3. The sample holding device for a light transmittance haze meter according to claim 2, wherein: the right angle groove (71) is formed in the right angle of the first mounting frame (1), the second mounting frame (2), the third mounting frame (3) and the fourth mounting frame (4), the upper end of the connecting rod (76) is fixedly arranged at the bottom of the clamping block (73) and is close to the right angle, the stretching spring (77) is fixedly arranged at the lower end of the connecting rod (76), the bottom of the stretching spring (77) is fixedly arranged inside the stretching hole (72), and the connecting rod (76) is slidably connected in the stretching hole (72).

4. A sample holding device for a light transmittance haze meter according to claim 3, wherein: the adaptation groove (74) is formed in the clamping block (73), and the protection pad (75) is fixedly arranged at the top of the interior of the adaptation groove (74).

5. The sample holding device for a light transmittance haze meter according to claim 2, wherein: the inside of expansion tank (5) is provided with flexible adjustment mechanism (8), flexible adjustment mechanism (8) are including extension bar (81), extension bar (81) sliding connection is inside expansion tank (5), the outer wall fixed mounting of extension bar (81) has wear pad (82), mounting groove (83) have been seted up near bottom position department to the outer wall of extension bar (81), the inner wall bottom fixed mounting of mounting groove (83) has expansion spring (84).

6. The sample holding device for a light transmittance haze meter according to claim 5, wherein: one end of the telescopic spring (84) far away from the mounting groove (83) is fixedly provided with a limiting piece (85), and the outer wall of the limiting piece (85) is in sliding connection with the ejection groove (6).