CN216771495U - Atomic absorption spectrophotometer - Google Patents
Atomic absorption spectrophotometer Download PDFInfo
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- CN216771495U CN216771495U CN202121849199.7U CN202121849199U CN216771495U CN 216771495 U CN216771495 U CN 216771495U CN 202121849199 U CN202121849199 U CN 202121849199U CN 216771495 U CN216771495 U CN 216771495U
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- air supply
- annular mounting
- mounting plate
- supply channel
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Abstract
The utility model provides an atomic absorption spectrophotometer, which comprises a spectrophotometer body, wherein an air inlet hole is formed in one side of the top of the spectrophotometer body, heat dissipation holes are formed in the other side of the spectrophotometer body, an annular mounting plate is arranged above the air inlet hole, the bottom end of the annular mounting plate is fixed on a shell of the spectrophotometer body, an air supply channel is arranged above the annular mounting plate, an air blower is arranged at the top of the air supply channel, and a filter screen is arranged in the middle of the air supply channel.
Description
Technical Field
The utility model relates to the technical field of mechanical equipment, in particular to an atomic absorption spectrophotometer.
Background
Element is heated the atomization in the atomic absorption spectrophotometer test process in area graphite oven in the pyrolysis graphite oven, become ground state atomic steam, the characteristic radiation of emission of hollow cathode lamp carries out the selectivity and absorbs, the atomization process generally need be through the evaporation of high temperature in order to realize the sample, atomization and excitation, and the produced heat of part that generates heat in the instrument and equipment is if untimely dispel in the work, just can produce very big harm to the instrument, consequently just need let in cold wind to the photometer and cool off, current atomic absorption spectrophotometer's cooling device occupation space is big, inconvenient transport and dismantlement.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems mentioned in the background art, an embodiment of the present invention provides an atomic absorption spectrophotometer, which comprises a spectrophotometer body, wherein an air inlet hole is formed in one side of the top of the spectrophotometer body, heat dissipation holes are formed in the other side of the spectrophotometer body, an annular mounting plate is arranged above the air inlet hole, the bottom end of the annular mounting plate is fixed on a housing of the spectrophotometer body, a mounting ring is sleeved in the middle of the annular mounting plate and is movably connected with the outer side of the annular mounting plate, arc-shaped convex blocks are arranged on two sides of the mounting ring, clamping jaws are arranged on the outer sides of the arc-shaped convex blocks, bent portions extending inwards and downwards are arranged at the top ends of the clamping jaws, the middle of the clamping jaws is rotatably connected with an inclined bracket through a rotating shaft, and an air supply channel is arranged above the annular mounting plate, the utility model discloses an air supply structure, including air supply channel, sealed limit, installation piece, clamping jaw, arc-shaped toothed plate, drive gear, arc-shaped toothed plate, air supply channel bottom outside is provided with sealed limit, sealed limit cooperatees with annular mounting panel top, the both sides of air supply channel are provided with the installation piece, the installation piece cooperatees with the clamping jaw, be provided with arc-shaped toothed plate on the installation circle between the arc-shaped lug of both sides, arc-shaped toothed plate's the outside is provided with drive gear, arc-shaped toothed plate cooperatees with drive gear.
Preferably, the bottom end of the inclined bracket is fixed on the annular mounting plate.
Preferably, a balancing weight is arranged on the outer side of the bottom end of the clamping jaw.
Preferably, the drive gear is controlled by a motor, which is fixed to the annular mounting plate.
The technical scheme provided by the embodiment of the utility model has the beneficial effects that at least:
according to the utility model, cold air is sent into the spectrophotometer body through the filter screen by the air blower and is discharged from the heat dissipation holes, so that the effect of cooling the interior of the spectrophotometer body is achieved, and when the spectrophotometer body needs to be carried or the filter screen needs to be cleaned, the air supply channel is rapidly, simply and conveniently disassembled and is easy to operate.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a front view of an atomic absorption spectrophotometer provided by an embodiment of the present invention;
FIG. 2 is a top view of the annular mounting plate.
In the shown drawing, a spectrophotometer body 1, a heat dissipation hole 2, an annular mounting plate 3, a mounting ring 4, an arc-shaped convex block 5, a clamping jaw 6, a bending part 7, a rotating shaft 8, an inclined bracket 9, a balancing weight 10, an air supply channel 11, an air blower 12, a filter screen 13, a sealing edge 14, a mounting block 15, an arc-shaped rack plate 16, a driving gear 17 and a motor 18.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "secured to" another element, it can be directly connected to the other element or intervening elements may also be present.
In the present invention, unless otherwise specified, the terms of orientation such as "upper, lower, left, right" used herein generally refer to the upper, lower, left, and right directions as shown in fig. 1. "inner and outer" refer to the inner and outer portions of a particular contour. "distal and proximal" refer to distal and proximal relative to a component.
As shown in fig. 1-2, an atomic absorption spectrophotometer provided by an embodiment of the present invention includes a spectrophotometer body 1, an air inlet hole is provided on one side of the top of the spectrophotometer body 1, a heat dissipation hole 2 is provided on the other side of the spectrophotometer body, an annular mounting plate 3 is provided above the air inlet hole, the bottom end of the annular mounting plate 3 is fixed on the housing of the spectrophotometer body 1, a mounting ring 4 is sleeved on the middle of the annular mounting plate 3, the mounting ring 4 is movably connected with the outer side of the annular mounting plate 3, arc-shaped protrusions 5 are provided on both sides of the mounting ring 4, a clamping jaw 6 is provided on the outer side of the arc-shaped protrusion 5, a bending portion 7 extending inward and downward is provided on the top end of the clamping jaw 6, the middle of the clamping jaw 6 is rotatably connected with an inclined bracket 9 through a rotating shaft 8, the bottom end of the inclined bracket 9 is fixed on the annular mounting plate 3, the outer side of the bottom end of the clamping jaw 6 is provided with a balancing weight 10, an air supply channel 11 is arranged above the annular mounting plate 3, an air blower 12 is arranged at the top of the air supply channel 11, a filter screen 13 is arranged in the middle of the air supply channel 11, a sealing edge 14 is arranged outside the bottom end of the air supply channel 11, the sealing edge 14 is matched with the top end of the annular mounting plate 3, mounting blocks 15 are arranged on two sides of the air supply channel 11, the mounting blocks 15 are matched with the clamping jaw 6, an arc-shaped rack plate 16 is arranged on a mounting ring 4 between arc-shaped lugs 5 on two sides, a driving gear 17 is arranged outside the arc-shaped rack plate, the arc-shaped rack plate is matched with the driving gear 17, the driving gear 17 is controlled by a motor 18, the motor 18 is fixed on the annular mounting plate 3, and the free end of a bending part 7 on the clamping jaw is abutted against the mounting blocks 15, the sealing edge 14 of the air supply channel 11 is in sealing fit with the top end of the annular mounting plate 3, at the moment, the top of the arc-shaped convex block 5 is pushed against the inner side of the bottom end of the clamping jaw 6, pressure is applied to the mounting block 15 through the bending part 7 of the clamping jaw, the air blower 12 sends cold air into the spectrophotometer body 1 through the filter screen 13 and discharges the cold air from the heat dissipation hole 2, so that the effect of cooling the inside of the spectrophotometer body 1 is achieved, when the spectrophotometer body 1 needs to be carried or the filter screen 13 needs to be cleaned, the air supply channel 11 can be disassembled, the disassembly process is to start the motor 18, the motor 18 controls the driving gear 17 to rotate, the driving gear 17 drives the mounting ring 4 to rotate through the arc-shaped toothed plate, the arc-shaped convex block 5 on the mounting ring 4 rotates along with the air supply channel, the arc-shaped convex block 5 loses the thrust on the inner side of the bottom end of the clamping jaw 6, and moves towards the inner side under the gravity of the configuration block, the bending part 7 at the top of the clamping jaw loosens the mounting block 15, and the whole air supply channel 11 is rotated, so that the mounting block 15 is rotated away from the clamping jaw to disassemble the air supply channel 11.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
It will be understood by those skilled in the art that all or part of the steps for implementing the above embodiments may be implemented by hardware, or may be implemented by a program instructing relevant hardware, where the program may be stored in a computer-readable storage medium, and the above-mentioned storage medium may be a read-only memory, a magnetic disk or an optical disk, etc.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (4)
1. An atomic absorption spectrophotometer is characterized by comprising a spectrophotometer body, wherein one side of the top of the spectrophotometer body is provided with an air inlet hole, the other side of the spectrophotometer body is provided with heat dissipation holes, an annular mounting plate is arranged above the air inlet hole, the bottom end of the annular mounting plate is fixed on a housing of the spectrophotometer body, the middle part of the annular mounting plate is sleeved with a mounting ring, the mounting ring can be movably connected with the outer side of the annular mounting plate, the two sides of the mounting ring are provided with arc-shaped convex blocks, the outer sides of the arc-shaped convex blocks are provided with clamping jaws, the top ends of the clamping jaws are provided with bending parts extending inwards and downwards, the middle parts of the clamping jaws are rotatably connected with an inclined bracket through rotating shafts, an air supply channel is arranged above the annular mounting plate, the top of the air supply channel is provided with an air blower, the middle part of the air supply channel is provided with a filter screen, the utility model discloses an air supply structure, including air supply channel, sealed limit, installation piece, clamping jaw, arc-shaped toothed plate, drive gear, arc-shaped toothed plate, air supply channel bottom outside is provided with sealed limit, sealed limit cooperatees with annular mounting panel top, the both sides of air supply channel are provided with the installation piece, the installation piece cooperatees with the clamping jaw, be provided with arc-shaped toothed plate on the installation circle between the arc-shaped lug of both sides, arc-shaped toothed plate's the outside is provided with drive gear, arc-shaped toothed plate cooperatees with drive gear.
2. An atomic absorption spectrophotometer according to claim 1, wherein the lower end of said tilt frame is fixed to the annular mounting plate.
3. An atomic absorption spectrophotometer according to claim 2, wherein a weight is provided on the outer side of the bottom end of said holding jaw.
4. An atomic absorption spectrophotometer according to claim 3 wherein said drive gear is controlled by a motor, said motor being secured to the annular mounting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121849199.7U CN216771495U (en) | 2021-08-09 | 2021-08-09 | Atomic absorption spectrophotometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121849199.7U CN216771495U (en) | 2021-08-09 | 2021-08-09 | Atomic absorption spectrophotometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216771495U true CN216771495U (en) | 2022-06-17 |
Family
ID=81953737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121849199.7U Active CN216771495U (en) | 2021-08-09 | 2021-08-09 | Atomic absorption spectrophotometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216771495U (en) |
-
2021
- 2021-08-09 CN CN202121849199.7U patent/CN216771495U/en active Active
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