CN220819734U - Acetic anhydride production concentration detection device - Google Patents
Acetic anhydride production concentration detection device Download PDFInfo
- Publication number
- CN220819734U CN220819734U CN202322678318.2U CN202322678318U CN220819734U CN 220819734 U CN220819734 U CN 220819734U CN 202322678318 U CN202322678318 U CN 202322678318U CN 220819734 U CN220819734 U CN 220819734U
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- CN
- China
- Prior art keywords
- acetic anhydride
- fixedly connected
- concentration detection
- detection device
- production concentration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 title claims abstract description 103
- 238000001514 detection method Methods 0.000 title claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 230000000694 effects Effects 0.000 claims abstract description 8
- 230000003028 elevating effect Effects 0.000 claims abstract description 6
- 239000007787 solid Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000003825 pressing Methods 0.000 abstract description 11
- 238000005259 measurement Methods 0.000 abstract description 7
- 206010019233 Headaches Diseases 0.000 abstract description 2
- 208000013738 Sleep Initiation and Maintenance disease Diseases 0.000 abstract description 2
- 231100000869 headache Toxicity 0.000 abstract description 2
- 206010022437 insomnia Diseases 0.000 abstract description 2
- 210000002345 respiratory system Anatomy 0.000 abstract description 2
- 230000000638 stimulation Effects 0.000 abstract description 2
- 208000024891 symptom Diseases 0.000 abstract description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- 239000007788 liquid Substances 0.000 description 3
- 230000000397 acetylating effect Effects 0.000 description 1
- 125000003668 acetyloxy group Chemical group [H]C([H])([H])C(=O)O[*] 0.000 description 1
- HDYRYUINDGQKMC-UHFFFAOYSA-M acetyloxyaluminum;dihydrate Chemical compound O.O.CC(=O)O[Al] HDYRYUINDGQKMC-UHFFFAOYSA-M 0.000 description 1
- 229940009827 aluminum acetate Drugs 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
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- Optical Measuring Cells (AREA)
Abstract
The utility model relates to the technical field of acetic anhydride concentration detection devices, in particular to a acetic anhydride production concentration detection device. The technical proposal comprises: including workstation and transparent cup, the transparent cup is placed in the upper surface of workstation, the upper surface fixedly connected with overcoat pole of workstation, the inside activity of overcoat pole has cup jointed interior pole, the upper end fixedly connected with extension board of interior pole, the upper surface fixed of workstation is provided with elevating system, elevating system's upper end extension board fixed connection, the activity runs through on the extension board has the densitometer. According to the utility model, through the structural designs of the lifting mechanism, the electric push rod, the pressing plate and the like, the densimeter is driven by the lifting mechanism to lift up and down, and then the pressing plate is pushed by the electric push rod to move horizontally, the pressing plate fixes the densimeter, so that the acetic anhydride is automatically detected, excessive gas is prevented from being inhaled for a long time by multiple measurements, and symptoms such as headache, insomnia and respiratory tract stimulation of a detector are avoided, and the body is prevented from being damaged.
Description
Technical Field
The utility model relates to the technical field of acetic anhydride concentration detection devices, in particular to a acetic anhydride production concentration detection device.
Background
Acetic anhydride is colorless liquid, also called acetyl anhydride or acetoxy, is anhydride of acetic acid, can be prepared by the catalysis of acetic acid, aluminum acetate and other compounds, is widely applied to organic synthesis reaction as an acetylating reagent, a solvent or a catalyst, and in order to ensure that the product quality meets the standard in the acetic anhydride production process, the concentration of acetic anhydride needs to be detected, but the existing acetic anhydride production concentration detection device usually uses a densimeter, and a detector is needed to hold the densimeter in a container for carrying out multiple measurements when the measurement is carried out.
Disclosure of utility model
The utility model aims to solve the problems in the background art and provides an acetic anhydride production concentration detection device.
The technical scheme of the utility model is as follows: the utility model provides an acetic anhydride production concentration detection device, includes workstation and transparent cup, the transparent cup is placed in the upper surface of workstation, the upper surface fixedly connected with overcoat pole of workstation, the inside activity of overcoat pole has cup jointed interior pole, the upper end fixedly connected with extension board of interior pole, the upper surface fixedly provided with elevating system of workstation, elevating system's upper end extension board fixed connection, the activity runs through on the extension board has the densimeter, the upper surface fixedly connected with solid fixed ring of extension board, the upper surface fixedly connected with fixed block of extension board, one side fixed mounting of fixed block has electric putter, electric putter's output and solid fixed ring activity run through, electric putter's output fixedly connected with clamp plate.
Preferably, the lifting mechanism comprises a motor, a threaded rod is fixedly connected to an output shaft of the motor, an inner thread sleeve is spirally sleeved on the outer wall of the threaded rod, a supporting rod is fixedly connected to the upper surface of the inner thread sleeve, and the upper end of the supporting rod is fixedly connected with a supporting plate.
Preferably, the upper end of the transparent cup is spirally connected with a cup cover, and the upper surface of the cup cover is provided with a funnel in a penetrating way.
Preferably, a sliding groove is formed in the outer sleeve rod, a sliding block is fixedly connected to the outer wall of the inner rod, and the sliding block is in sliding connection with the sliding groove.
Preferably, an electronic scale is arranged on the upper surface of the workbench.
Preferably, the upper surface of the support plate is provided with a through groove, and the diameter of the through groove is larger than that of the threaded rod.
Preferably, a controller is fixedly arranged on the upper surface of the workbench, and the controller is connected with the electric push rod and the motor through cables.
Preferably, the bottom surface of the workbench is fixedly connected with four supporting legs, and the four supporting legs are arranged in a rectangular array.
Compared with the prior art, the utility model has the following beneficial technical effects:
(1): according to the embodiment, through structural designs of the lifting mechanism, the electric push rod, the pressing plate and the like, the densimeter is driven by the lifting mechanism to lift up and down, the pressing plate is pushed by the electric push rod to move horizontally, the pressing plate fixes the densimeter, the acetic anhydride is automatically detected, excessive gas is prevented from being inhaled for a long time through multiple measurements, and symptoms such as headache, insomnia and respiratory tract stimulation of a inspector are avoided, so that the body is damaged;
(2): according to the embodiment, through structural designs such as a motor, a threaded rod, an internal thread sleeve and a supporting rod, the threaded rod is driven to rotate through an output shaft of the motor, the threaded rod pushes the internal thread sleeve to vertically move, the internal thread sleeve drives the supporting rod to vertically move, stable lifting of the densimeter is achieved, and accuracy of acetic anhydride detection is improved.
Drawings
FIG. 1 is a schematic diagram of a acetic anhydride production concentration detection apparatus according to the present utility model;
FIG. 2 is a front cross-sectional view of FIG. 1;
fig. 3 is an enlarged view at a in fig. 2.
Reference numerals: 1. a work table; 2. a transparent cup; 3. an outer sleeve rod; 4. an inner rod; 5. a support plate; 6. a lifting mechanism; 61. a motor; 62. a threaded rod; 63. an internal thread sleeve; 64. a support rod; 7. a densitometer; 8. a fixing ring; 9. a fixed block; 10. an electric push rod; 11. a pressing plate; 12. a cup cover; 13. a funnel; 14. a chute; 15. a slide block; 16. an electronic scale; 17. a through groove; 18. a controller; the support legs are arranged on the outer side of the support frame.
Detailed Description
The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.
Examples
As shown in fig. 1-3, the acetic anhydride production concentration detection device provided by the utility model comprises a workbench 1 and a transparent cup 2, wherein the transparent cup 2 is placed on the upper surface of the workbench 1, the upper surface of the workbench 1 is fixedly connected with an outer sleeve rod 3, an inner rod 4 is movably sleeved in the outer sleeve rod 3, the inner rod 4 is matched with the outer sleeve rod 3, a support plate 5 is fixedly connected with the upper end of the inner rod 4, a lifting mechanism 6 is fixedly arranged on the upper surface of the workbench 1, the support plate 5 at the upper end of the lifting mechanism 6 is fixedly connected, a densimeter 7 is movably penetrated on the support plate 5, a fixed ring 8 is fixedly connected with the upper surface of the support plate 5, the fixed ring 8 is movably sleeved with the densimeter 7, a pair of fixed blocks 9 are fixedly connected with the upper surface of the support plate 5, one side of the fixed block 9 is fixedly provided with an electric push rod 10, the output end of the electric push rod 10 is movably penetrated with the fixed ring 8, the output end of the electric push rod 10 is fixedly connected with a pressing plate 11, one side of the pressing plate 11 is provided with a rubber pad, and the densimeter 7 is convenient to protect the densimeter 7.
As shown in fig. 1-2, the lifting mechanism 6 comprises a motor 61, a threaded rod 62 is fixedly connected to an output shaft of the motor 61, an inner thread sleeve 63 is sleeved on the outer wall of the threaded rod 62 in a spiral manner, the inner thread sleeve 63 is matched with the threaded rod 62, four supporting rods 64 are fixedly connected to the upper surface of the inner thread sleeve 63, the four supporting rods 64 are arranged in an annular array, the upper ends of the supporting rods 64 are fixedly connected with the supporting plates 5, lifting of the densimeter 7 is facilitated, and the concentration of acetic anhydride is automatically detected.
The upper end spiral connection of transparent cup 2 has bowl cover 12, and bowl cover 12 prevents acetic anhydride and volatilizes when measuring, and the upper surface of bowl cover 12 runs through and is provided with funnel 13, and the acetic anhydride that the densitometer 7 dripped is convenient for collect to funnel 13.
Four sliding grooves 14 are formed in the outer sleeve rod 3, the four sliding grooves 14 are arranged in an annular array, four sliding blocks 15 are fixedly connected to the outer wall of the sliding groove 14, the four sliding blocks 15 are arranged corresponding to the sliding grooves 14, the sliding blocks 15 are in sliding connection with the sliding grooves 14, the sliding blocks 15 are matched with the sliding grooves 14, and the telescopic stability is improved.
The upper surface of workstation 1 is provided with electronic scale 16, and is convenient for weigh acetic anhydride through electronic scale 16, improves and detects the precision.
The upper surface of extension board 5 has seted up logical groove 17, and the diameter of logical groove 17 is greater than the diameter of threaded rod 62, prevents that threaded rod 62 and extension board 5 from colliding, and the extension board 5 of being convenient for goes up and down.
As shown in fig. 1, a controller 18 is fixedly arranged on the upper surface of the workbench 1, and the controller 18 is connected with the electric push rod 10 and the motor 61 through cables, so that the control is facilitated, and the automatic measurement of the concentration of acetic anhydride is realized.
As shown in fig. 1-2, the bottom surface of the workbench 1 is fixedly connected with four supporting legs 19, and the four supporting legs 19 are arranged in a rectangular array, so that the device can be stably placed.
In the embodiment, when the device is used, a proper amount of acetic anhydride liquid is firstly added into the transparent cup 2, the cup cover 12 is rotationally fixed at the upper end of the transparent cup 2 for sealing, then the weight of the acetic anhydride liquid is measured through the electronic scale 16, then the motor 61 is started through the controller 18, the output shaft of the motor 61 drives the threaded rod 62 to rotate, the threaded rod 62 pushes the internal thread sleeve 63 to vertically move downwards, the internal thread sleeve 63 drives the supporting rod 64 to vertically move downwards, the supporting rod 64 drives the supporting plate 5 to vertically move downwards, the supporting plate 5 drives the inner rod 4 to vertically slide downwards in the outer sleeve rod 3, meanwhile, the inner rod 4 drives the sliding block 15 to vertically slide downwards in the sliding groove 14, the moving stability of the supporting plate 5 is improved, the supporting plate 5 drives the densimeter 7 to vertically move downwards, and the densimeter 7 penetrates the funnel 13 to invade into acetic anhydride solution for measurement; after the measurement is finished, the lifting mechanism 6 is controlled by the controller 18 to vertically lift the densimeter 7, the redundant acetic anhydride solution on the surface of the densimeter 7 falls into the funnel 13, and flows into the transparent cup 2 through the funnel 13 in a sliding manner, then the electric push rod 10 is controlled by the controller 18 to be started, the piston rod of the electric push rod 10 pushes the pressing plate 11 to vertically move, the pressing plate 11 releases the clamped densimeter 7, and meanwhile, the densimeter 7 is taken down by a detection personnel to be cleaned, so that the densimeter is convenient to use.
The above-described embodiments are merely preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.
Claims (8)
1. Acetic anhydride production concentration detection device, including workstation (1) and transparent cup (2), its characterized in that: transparent cup (2) are placed in the upper surface of workstation (1), the upper surface fixedly connected with overcoat pole (3) of workstation (1), interior movable sleeve of overcoat pole (3) has cup jointed interior pole (4), the upper end fixedly connected with extension board (5) of interior pole (4), the upper surface fixedly provided with elevating system (6) of workstation (1), the upper end extension board (5) fixed connection of elevating system (6), the activity runs through on extension board (5) has densitometer (7), the upper surface fixedly connected with solid fixed ring (8) of extension board (5), the upper surface fixedly connected with fixed block (9) of extension board (5), one side fixed mounting of fixed block (9) has electric putter (10), the output and the solid fixed ring (8) activity run through of electric putter (10), the output fixedly connected with clamp plate (11) of electric putter (10).
2. The acetic anhydride production concentration detection device according to claim 1, wherein the lifting mechanism (6) comprises a motor (61), a threaded rod (62) is fixedly connected to an output shaft of the motor (61), an inner thread sleeve (63) is spirally sleeved on the outer wall of the threaded rod (62), a supporting rod (64) is fixedly connected to the upper surface of the inner thread sleeve (63), and the upper end of the supporting rod (64) is fixedly connected with the supporting plate (5).
3. The acetic anhydride production concentration detection device according to claim 1, wherein the upper end of the transparent cup (2) is spirally connected with a cup cover (12), and a funnel (13) is arranged on the upper surface of the cup cover (12) in a penetrating manner.
4. The acetic anhydride production concentration detection device according to claim 1, wherein a sliding groove (14) is formed in the outer sleeve rod (3), a sliding block (15) is fixedly connected to the outer wall of the inner rod (4), and the sliding block (15) is in sliding connection with the sliding groove (14).
5. The acetic anhydride production concentration detection apparatus according to claim 1, wherein an electronic scale (16) is provided on the upper surface of the table (1).
6. The acetic anhydride production concentration detection device according to claim 1, wherein the upper surface of the support plate (5) is provided with a through groove (17), and the diameter of the through groove (17) is larger than that of the threaded rod (62).
7. The acetic anhydride production concentration detection device according to claim 1, wherein a controller (18) is fixedly arranged on the upper surface of the workbench (1), and the controller (18) is connected with the electric push rod (10) and the motor (61) through cables.
8. The acetic anhydride production concentration detection device according to claim 1, wherein four supporting legs (19) are fixedly connected to the bottom surface of the workbench (1), and the four supporting legs (19) are arranged in a rectangular array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322678318.2U CN220819734U (en) | 2023-10-08 | 2023-10-08 | Acetic anhydride production concentration detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322678318.2U CN220819734U (en) | 2023-10-08 | 2023-10-08 | Acetic anhydride production concentration detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220819734U true CN220819734U (en) | 2024-04-19 |
Family
ID=90704789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322678318.2U Active CN220819734U (en) | 2023-10-08 | 2023-10-08 | Acetic anhydride production concentration detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220819734U (en) |
-
2023
- 2023-10-08 CN CN202322678318.2U patent/CN220819734U/en active Active
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