CN209802510U

CN209802510U - Grating spectrum imaging device for volume hologram

Info

Publication number: CN209802510U
Application number: CN201920421099.0U
Authority: CN
Inventors: 姚招华
Original assignee: Beijing Micro Cloud Software Co Ltd
Current assignee: Beijing Micro Cloud Software Co Ltd
Priority date: 2019-03-30
Filing date: 2019-03-30
Publication date: 2019-12-17
Anticipated expiration: 2029-03-30

Abstract

The utility model discloses a grating spectral imaging device that volume hologram was used, including the grating spectrum appearance, the bottom fixed mounting of grating spectrum appearance has the base, and the base is hollow structure, the bottom four corners of base all bonds and is fixed with the silica gel sucking disc, and the inside of silica gel sucking disc and base is linked together, the contact has the mount pad on the top inner wall of base, and the bottom of mount pad extends to the below of base, the mounting hole that is located the base is seted up to one side of mount pad, the base inner seal slip cover is equipped with two piston plates, and the mount pad is located between two piston plates, equal movable contact has the horizontal pole on the top inner wall of mounting hole and the bottom inner wall, and the horizontal pole is close to the one end and the piston plate fixed connection of the piston plate that corresponds. The utility model discloses simple structure, convenient operation is convenient for place the grating spectrum appearance is firm on the desktop, and labour saving and time saving avoids bumping because of personnel's mistake and leads to the grating spectrum appearance to drop the damage, satisfies the user demand.

Description

Grating spectrum imaging device for volume hologram

Technical Field

The utility model relates to a spectral imaging equipment technical field especially relates to a grating spectral imaging device that volume holographic was used.

Background

The grating spectrometer is a spectral imaging device which is commonly used in a grating spectral imaging device, is a scientific instrument for decomposing light with complex components into spectral lines, captures optical information through the spectrometer and develops through a photographic negative film, or a computerized automatic display numerical instrument to measure and analyze the elements contained in the article, the grating spectrometer is widely applied to the field of volume holographic imaging, although there are many existing grating spectrometers on the market, most of the existing grating spectrometers are not conveniently and stably placed on a workbench, it is direct placing on the mesa mostly when using, and the mesa is all more smooth, causes the grating spectrum appearance to drop from the mesa easily when personnel's mistake is met, causes to drop to damage, reduces life, can not satisfy the user demand, therefore we have proposed the grating spectral imaging device of volume holographic usefulness and have been used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a grating spectrum imaging device for volume holography.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

The grating spectral imaging device for volume holography comprises a grating spectrometer, wherein a base is fixedly installed at the bottom of the grating spectrometer and is of a hollow structure, silica gel suckers are fixedly bonded at four corners of the bottom of the base and are communicated with the inside of the base, a mounting seat is contacted with the inner wall of the top of the base, the bottom of the mounting seat extends to the lower part of the base, a mounting hole in the base is formed in one side of the mounting seat, two piston plates are sleeved in the base in a sealing and sliding manner, the mounting seat is positioned between the two piston plates, cross rods are movably contacted with the inner wall of the top and the inner wall of the bottom of the mounting hole respectively, one end, close to the corresponding piston plate, of each cross rod is fixedly connected with the corresponding piston plate, rectangular grooves with openings at two sides are formed in one side, the two rectangular grooves are far away from each other, racks are fixedly connected to the inner wall of one, the meshing has same gear between two racks, and one side fixedly connected with pivot of gear, and the one end that the gear was kept away from in the pivot extends to the base outer and fixedly connected with knob, equal fixedly connected with limiting plate on the one side inner wall that two rectangular channels kept away from each other, and the gear is located between two limiting plates, and the equal fixedly connected with locating lever in one side that two limiting plates kept away from each other, and sliding sleeve is equipped with the backup pad with mounting hole one side inner wall fixed connection on the locating lever, a plurality of springs of fixedly connected with between one side that the limiting plate is close to the backup pad that corresponds and.

Preferably, the piston plate is fixedly sleeved with a rectangular sealing ring, and the outer side of the rectangular sealing ring is in sealing movable contact with the side wall of the base.

preferably, four first air holes are formed in the inner wall of the bottom of the base, second air holes are formed in the inner wall of the top of the silica gel sucker, and the second air holes are communicated with the corresponding first air holes.

Preferably, a rectangular hole is formed in the inner wall of the bottom of the base, and the side wall of the rectangular hole is fixedly connected with the outer side of the mounting seat.

Preferably, a first round hole is formed in the inner wall of one side of the mounting hole, a bearing is fixedly sleeved in the first round hole, and an inner ring of the bearing is fixedly sleeved on the outer side of the rotating shaft.

Preferably, a second round hole is formed in the inner wall of one side of the base, and the side wall of the second round hole is in movable contact with the outer side of the rotating shaft.

preferably, a square hole is formed in one side, close to the gear, of the supporting plate, and the square hole is in sliding connection with the corresponding positioning rod.

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

By the grating spectrometer, the base, the silica gel sucker, the mounting seat, the mounting hole, the piston plate, the cross rod, the rectangular groove, the rack, the limiting plate, the rotating shaft, the gear, the knob, the locating rod, the supporting plate is matched with the spring, the knob drives the gear to rotate through the rotating shaft, the gear can drive the two racks to move in opposite directions through rotation, the rack drives the limiting plate to compress the spring through the corresponding cross rod, the limiting plate drives the corresponding locating rod to slide in the square hole, the cross rod also drives the rectangular sealing ring to slide on the side wall of the base in a direction far away from the mounting seat through the corresponding piston plate, one gas is pushed out while the piston plate moves, the gas flows into the silica gel sucker through the corresponding first gas hole and the second gas hole in sequence and then is discharged through the silica gel sucker, at the moment, the base is placed on the workbench, and the four, loosen the knob this moment, the spring that is in compression state resets this moment and drives the horizontal pole through the limiting plate that corresponds and reset, the horizontal pole drives the piston plate removal that corresponds and resets, when the piston plate removes and bleed to silica gel sucking disc inside through corresponding first gas pocket and second gas pocket, make the inside of silica gel sucking disc produce a negative pressure, the silica gel sucking disc self elasticity that deuterogamies resets, reach the negative pressure in the reinforcing silica gel sucking disc, thereby reach the adsorption affinity of reinforcing silica gel sucking disc, it fixes on the workstation to reach firm absorption.

The utility model discloses simple structure, convenient operation is convenient for place the grating spectrum appearance is firm on the desktop, and labour saving and time saving avoids bumping because of personnel's mistake and leads to the grating spectrum appearance to drop the damage, satisfies the user demand.

Drawings

Fig. 1 is a schematic structural diagram of a grating spectral imaging device for volume holography according to the present invention;

Fig. 2 is a schematic sectional structural diagram of a part a of a grating spectral imaging device for volume holography according to the present invention;

Fig. 3 is a schematic structural diagram of a partial section B of a grating spectral imaging device for volume holography according to the present invention.

In the figure: the device comprises a grating spectrometer 1, a base 2, a silica gel sucker 3, a mounting seat 4, a mounting hole 5, a piston plate 6, a cross rod 7, a rectangular groove 8, a rack 9, a limiting plate 10, a rotating shaft 11, a gear 12, a knob 13, a positioning rod 14, a supporting plate 15 and a spring 16.

Detailed Description

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a grating spectrum imaging device for volume holography comprises a grating spectrometer 1, a base 2 is fixedly installed at the bottom of the grating spectrometer 1, the base 2 is of a hollow structure, silica gel suckers 3 are fixedly bonded at four corners of the bottom of the base 2, the silica gel suckers 3 are communicated with the inside of the base 2, a mounting seat 4 is contacted on the inner wall of the top of the base 2, the bottom of the mounting seat 4 extends to the lower part of the base 2, a mounting hole 5 located in the base 2 is formed in one side of the mounting seat 4, two piston plates 6 are hermetically and slidably sleeved in the base 2, the mounting seat 4 is located between the two piston plates 6, cross rods 7 are movably contacted on the inner walls of the top and the bottom of the mounting hole 5, one ends of the cross rods 7, close to the corresponding piston plates 6, are fixedly connected with the piston plates 6, rectangular grooves 8 with openings at two sides are formed in one side of the two cross, equal fixedly connected with rack 9 on the one side inner wall that two rectangular channels 8 kept away from each other, the meshing has same gear 12 between two rack 9, and one side fixedly connected with pivot 11 of gear 12, pivot 11 keeps away from the one end of gear 12 and extends to base 2 outside and fixedly connected with knob 13, equal fixedly connected with limiting plate 10 on the one side inner wall that two rectangular channels 8 kept away from each other, gear 12 is located between two limiting plates 10, the equal fixedly connected with locating lever 14 in one side that two limiting plates 10 kept away from each other, and the sliding sleeve is equipped with backup pad 15 with mounting hole 5 one side inner wall fixed connection on locating lever 14, limiting plate 10 is close to fixedly connected with a plurality of springs 16 between one side of corresponding backup pad 15 and the backup pad 15, through grating spectrometer 1, base 2, silica gel sucking disc 3, mount pad 4, mounting hole 5, piston plate 6, horizontal pole 7, rectangular channel 8, The rack 9, the limiting plate 10, the rotating shaft 11, the gear 12, the knob 13, the positioning rod 14, the supporting plate 15 is matched with the spring 16, the knob 13 is rotated, the knob 13 drives the gear 12 to rotate through the rotating shaft 11, the gear 12 can drive the two racks 9 to move in opposite directions, the racks 9 drive the limiting plate 10 to compress the spring 16 through the corresponding transverse rods 7, the limiting plate 10 drives the corresponding positioning rods 14 to slide in the square holes, the transverse rods 7 further drive the rectangular sealing rings to slide on the side walls of the base 2 in the direction away from the mounting seat 4 through the corresponding piston plates 6, one gas is pushed out while the piston plates 6 move, the gas flows into the silica gel suckers 3 through the corresponding first air holes and second air holes in sequence and then is discharged through the silica gel suckers 3, at the moment, the base 2 is placed on the workbench, the four silica gel suckers 3 are all in contact with the workbench, at, spring 16 that is in compression state resets this moment and drives horizontal pole 7 through the limiting plate 10 that corresponds and resets, and horizontal pole 7 drives piston plate 6 that corresponds and removes and resets, and when piston plate 6 removed and through corresponding first gas pocket and second gas pocket to 3 inside bleeds silica gel sucking disc, makes silica gel sucking disc 3's inside produce a negative pressure, and the 3 self elasticity of silica gel sucking disc of deuterogamying resets, reaches the negative pressure in the reinforcing silica gel sucking disc 3, thereby reaches reinforcing silica gel sucking disc 3's adsorption affinity, reaches firm absorption and fixes on the workstation, the utility model discloses simple structure, convenient operation, be convenient for place grating spectrum appearance 1 firm on the desktop, labour saving and time saving avoids bumping because of personnel's mistake and leads to grating spectrum appearance 1 to drop the damage, satisfies the user demand.

In the utility model, a rectangular sealing ring is fixedly sleeved on a piston plate 6, the outer side of the rectangular sealing ring is in sealed movable contact with the side wall of a base 2, four first air holes are arranged on the inner wall of the bottom of the base 2, a second air hole is arranged on the inner wall of the top of a silica gel sucker 3, the second air hole is communicated with the corresponding first air hole, a rectangular hole is arranged on the inner wall of the bottom of the base 2, the side wall of the rectangular hole is fixedly connected with the outer side of a mounting seat 4, a first round hole is arranged on the inner wall of one side of a mounting hole 5, a bearing is fixedly sleeved in the first round hole, an inner ring of the bearing is fixedly sleeved with the outer side of a rotating shaft 11, a second round hole is arranged on the inner wall of one side of the base 2, the side wall of the second round hole is in movable contact with the outer side of the rotating shaft 11, a, by matching the grating spectrometer 1, the base 2, the silica gel sucker 3, the mounting seat 4, the mounting hole 5, the piston plate 6, the cross rod 7, the rectangular groove 8, the racks 9, the limiting plate 10, the rotating shaft 11, the gear 12, the knob 13, the locating rod 14 and the supporting plate 15 with the spring 16, rotating the knob 13, driving the gear 12 to rotate through the rotating shaft 11 by the knob 13, driving the two racks 9 to move in opposite directions by the rotation of the gear 12, driving the limiting plate 10 to compress the spring 16 through the corresponding cross rod 7 by the racks 9, driving the corresponding locating rod 14 to slide in the square hole by the limiting plate 10, driving the rectangular sealing ring to slide on the side wall of the base 2 in a direction far away from the mounting seat 4 by the cross rod 7 through the corresponding piston plate 6, pushing out a gas while the piston plate 6 moves, and the gas flows into the silica gel sucker 3 through the corresponding first air hole and the second air hole in sequence and, at the moment, the base 2 is placed on the workbench, the four silica gel suckers 3 are all contacted with the workbench, the knob 13 is loosened, the spring 16 in a compressed state is reset at the moment and drives the cross rod 7 to reset through the corresponding limiting plate 10, the cross rod 7 drives the corresponding piston plate 6 to move and reset, the piston plate 6 moves and simultaneously pumps air to the inside of the silica gel sucker 3 through the corresponding first air hole and the second air hole, so that the inside of the silica gel sucker 3 generates a negative pressure, and then the silica gel sucker 3 is matched with the self elastic reset of the silica gel sucker 3 to enhance the negative pressure in the silica gel sucker 3, thereby enhancing the adsorption force of the silica gel sucker 3, achieving the purpose of stably adsorbing and fixing the silica gel sucker on the workbench, the utility model has simple structure and convenient operation, is convenient for stably placing the grating spectrometer 1 on a desktop, saves time and labor, and avoids the grating spectrometer 1 from falling, the use requirement is met.

The working principle is as follows: when the pneumatic piston is used, the knob 13 is rotated, the knob 13 drives the gear 12 to rotate through the rotating shaft 11, as the two racks 9 are both meshed with the gear 12, the gear 12 rotates to drive the two racks 9 to move towards opposite directions, the racks 9 drive the corresponding cross rods 7 to move, the cross rods 7 drive the corresponding limiting plates 10 to move, the limiting plates 10 drive the corresponding locating rods 14 to slide in square holes formed in one side of the supporting plate 15, meanwhile, the limiting plates 10 compress the corresponding springs 16, the cross rods 7 drive the corresponding piston plates 6 to move towards the direction far away from the mounting seat 4 while moving, as the piston plates 6 are in sealed sliding installation with the side walls of the base 2 through the corresponding rectangular sealing rings, one gas is pushed out towards the direction far away from the mounting seat 4 while moving the piston plates 6, the gas flows into the second gas holes through the corresponding first gas holes and flows into the corresponding silica gel suckers 3 through the second gas holes, then discharged through the silica gel sucker 3, at the moment, the base 2 is placed on the workbench, the four silica gel suckers 3 are all contacted with the workbench, at the moment, the knob 13 is loosened, at the moment, the spring 16 in a compressed state is reset, the elasticity of the spring 16 drives the corresponding limiting plate 10 to reset, the limiting plate 10 drives the corresponding cross rod 7 to reset, the cross rod 7 drives the corresponding piston plate 6 to move and reset, the inner part of the silica gel sucker 3 is pumped through the corresponding first air hole and the second air hole while the piston plate 6 moves, so that a negative pressure is generated inside the silica gel sucker 3, and the negative pressure in the silica gel sucker 3 is enhanced by matching with the self elastic reset of the silica gel sucker 3, thereby reach reinforcing silica gel sucking disc 3's adsorption affinity, reach firm absorption through the absorbent mode of negative pressure and fix on the workstation, avoid bumping because of personnel's mistake and lead to grating spectrometer 1 to drop the damage, and be convenient for rotate knob 13 exhaust and remove the adsorption affinity when removing grating spectrometer 1.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Grating spectral imaging device for volume holography, which comprises a grating spectrometer (1) and is characterized in that a base (2) is fixedly arranged at the bottom of the grating spectrometer (1), the base (2) is of a hollow structure, silica gel suckers (3) are fixedly bonded at four corners of the bottom of the base (2), the silica gel suckers (3) are communicated with the inside of the base (2), a mounting seat (4) is contacted with the inner wall of the top of the base (2), the bottom of the mounting seat (4) extends to the lower part of the base (2), a mounting hole (5) in the base (2) is formed in one side of the mounting seat (4), two piston plates (6) are slidably sleeved in the base (2), the mounting seat (4) is positioned between the two piston plates (6), and a cross rod (7) is movably contacted with the inner wall of the top and the inner wall of the bottom of the mounting hole (5), one end of each transverse rod (7) close to the corresponding piston plate (6) is fixedly connected with the piston plate (6), one side of each transverse rod (7) close to each other is provided with a rectangular groove (8) with two sides arranged as openings, the inner wall of one side of each rectangular groove (8) far away from each other is fixedly connected with a rack (9), the two racks (9) are meshed with a same gear (12), one side of the gear (12) is fixedly connected with a rotating shaft (11), one end of the rotating shaft (11) far away from the gear (12) extends out of the base (2) and is fixedly connected with a knob (13), the inner wall of one side of each rectangular groove (8) far away from each other is fixedly connected with a limiting plate (10), the gear (12) is positioned between the two limiting plates (10), one side of each limiting plate (10) far away from each other is fixedly connected with a positioning rod (14), and a supporting plate (15) which is slidably sleeved on the positioning rod (14, and a plurality of springs (16) are fixedly connected between one side of the limiting plate (10) close to the corresponding supporting plate (15) and the supporting plate (15).

2. The grating spectral imaging device for volume holography according to claim 1, wherein the piston plate (6) is fixedly sleeved with a rectangular sealing ring, and the outer side of the rectangular sealing ring is in movable contact with the side wall of the base (2) in a sealing manner.

3. The grating spectrum imaging device for volume holography according to claim 1, wherein the bottom inner wall of the base (2) is provided with four first air holes, the top inner wall of the silica gel suction cup (3) is provided with a second air hole, and the second air holes are communicated with the corresponding first air holes.

4. The grating spectral imaging device for volume holography according to claim 1, wherein the bottom inner wall of the base (2) is provided with a rectangular hole, and the side wall of the rectangular hole is fixedly connected with the outer side of the mounting seat (4).

5. The grating spectral imaging device for volume holography according to claim 1, wherein a first circular hole is formed on an inner wall of one side of the mounting hole (5), a bearing is fixedly sleeved in the first circular hole, and an inner ring of the bearing is fixedly sleeved with an outer side of the rotating shaft (11).

6. The grating spectrum imaging device for volume holography according to claim 1, wherein a second circular hole is formed on an inner wall of one side of the base (2), and a side wall of the second circular hole is in movable contact with the outer side of the rotating shaft (11).

7. the grating spectral imaging device for volume holography according to claim 1, wherein a square hole is opened on one side of the support plate (15) near the gear (12), and the square hole is slidably connected with the corresponding positioning rod (14).