CN217068832U - Sealing device for producing trimethyl orthoformate by hydrocyanic acid method - Google Patents

Sealing device for producing trimethyl orthoformate by hydrocyanic acid method Download PDF

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Publication number
CN217068832U
CN217068832U CN202220332923.7U CN202220332923U CN217068832U CN 217068832 U CN217068832 U CN 217068832U CN 202220332923 U CN202220332923 U CN 202220332923U CN 217068832 U CN217068832 U CN 217068832U
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China
Prior art keywords
pipe
semicircle
inlet pipe
test paper
fixedly connected
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CN202220332923.7U
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Chinese (zh)
Inventor
孙振民
陈之军
姜龙
杨金宝
付艳娥
石一
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Yingkou Yingxin Chemical Technology Co ltd
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Yingkou Yingxin Chemical Technology Co ltd
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Abstract

The utility model discloses a sealing device of hydrocyanic acid method production trimethyl orthoformate, including the reation kettle main part, the inlet pipe is installed to the top symmetry of reation kettle main part, and the one-way pneumatic valve is installed to the center department of inlet pipe, and the outer wall symmetry lock of inlet pipe has the semicircle pipe, and the inner chamber of semicircle ring has the glued PH test paper, and one side and the inlet pipe of PH test paper are laminated mutually, and the clamp is installed to the outer wall symmetry of two semicircle pipes. Guarantee through one-way pneumatic valve can not produce the backward flow during processing, fix the semicircle pipe through the clamp, after the semicircle pipe is fixed, inside semicircle ring can carry out the lock, the PH test paper is laminated with the junction of inlet pipe and one-way pneumatic valve, if under the condition of seepage appears, the PH test paper appears discolouing with the raw materials contact, prevent through the semicircle pipe that raw materials liquid from flowing out simultaneously, can see through the glass piece and can look over, discover the seepage position easily, discover the seepage phenomenon more directly perceived, prevent to cause danger because of the seepage.

Description

Sealing device for producing trimethyl orthoformate by hydrocyanic acid method
Technical Field
The utility model relates to a trimethyl orthoformate technical field, the concrete field is a sealing device of hydrocyanic acid method production trimethyl orthoformate.
Background
Trimethyl orthoformate, also known as trimethoxymethane, abbreviated as methyl orthoformate, can be produced by hydrocyanic acid method, this method is to react with hydrochloric acid with anhydrous methanol, hydrocyanic acid, continue to react with methanol to make trimethyl orthoformate, trimethyl orthoformate is mainly used as organic synthetic intermediate, used in the pharmaceutical synthesis extensively, the dehydrating agent used for preventing polyurethane or epoxy coating from hardening because of hydration in the aspect of coating; the sealing device can also be used for synthesizing dyes and spices, trimethyl orthoformate is a colorless liquid, is inflammable and can be decomposed when meeting water, certain danger degree exists during production, and if leakage occurs during transportation, the leakage is not easy to find, and the danger of workers is easy to cause, so the sealing device for producing trimethyl orthoformate by a hydrocyanic acid method is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a sealing device of hydrocyanic acid method production trimethyl orthoformate to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sealing device of hydrocyanic acid method production trimethyl orthoformate, includes the reation kettle main part, the inlet pipe is installed to the top symmetry of reation kettle main part, the center department of inlet pipe installs one-way pneumatic valve, the outer wall symmetry lock of inlet pipe has the semicircle pipe, the lateral wall symmetry of semicircle pipe is provided with the glass piece, pole in the inner chamber fixedly connected with of semicircle pipe, the other end fixedly connected with semicircle ring of pole, the inner chamber of semicircle ring has the PH test paper, one side and the inlet pipe of PH test paper are laminated mutually, two the clamp is installed to the outer wall symmetry of semicircle pipe.
Preferably, the bottom of the reaction kettle main body is symmetrically and fixedly connected with supporting legs, the bottom ends of the supporting legs are fixedly connected with supporting plates, balls are symmetrically assembled in inner cavities of the supporting plates, bottom plates are arranged at the bottoms of the balls, bumps are fixedly connected to the upper surfaces of the bottom plates, and the side walls of the bumps are in clearance fit with the supporting plates.
Preferably, the inner cavity of the semicircular pipe is fixedly connected with a circular groove block, and the inner cavity of the circular groove block is buckled with the one-way pneumatic valve.
Preferably, both ends all are glued to have the rubber strip about the interior anchor ring of semicircle pipe, the opposite side of rubber strip with the inlet pipe is laminated mutually.
Compared with the prior art, the beneficial effects of the utility model are that: guarantee through one-way pneumatic valve can not produce the backward flow during processing, fix the semicircle pipe through the clamp, after the semicircle pipe is fixed, inside semicircle ring can carry out the lock, the PH test paper is laminated with the junction of inlet pipe and one-way pneumatic valve, if under the condition of seepage appears, the PH test paper appears discolouing with the raw materials contact, prevent through the semicircle pipe that raw materials liquid from flowing out simultaneously, can see through the glass piece and can look over, discover the seepage position easily, discover the seepage phenomenon more directly perceived, prevent to cause danger because of the seepage.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a structural sectional view of the semicircular pipe in FIG. 1;
FIG. 3 is a detail view of the semi-circle ring of FIG. 2;
FIG. 4 is a detailed view of the structure of the semicircular tube in FIG. 1;
FIG. 5 is a top view of the structure of the clamp of FIG. 3;
FIG. 6 is a perspective view of the structure of the semicircular tube in FIG. 3;
FIG. 7 is a detail view of the structure of the plate of FIG. 1;
in the figure: 1. a reaction kettle main body; 2. a feed pipe; 3. a one-way pneumatic valve; 4. a semicircular tube; 5. a glass sheet; 6. an inner rod; 7. a semicircular ring; 8. pH test paper; 9. clamping a hoop; 10. a circular groove block; 11. a rubber strip; 12. a support leg; 13. a support plate; 14. a ball bearing; 15. a base plate; 16. and (4) a bump.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-7, the utility model provides a sealing device for producing trimethyl orthoformate by hydrocyanic acid method, comprising a reaction kettle main body 1, wherein the top of the reaction kettle main body 1 is symmetrically provided with a feeding pipe 2, the center of the feeding pipe 2 is provided with a one-way pneumatic valve 3, the outer wall of the feeding pipe 2 is symmetrically buckled with a semicircular pipe 4, the side wall of the semicircular pipe 4 is symmetrically provided with a glass sheet 5, the inner cavity of the semicircular pipe 4 is fixedly connected with an inner rod 6, the other end of the inner rod 6 is fixedly connected with a semicircular ring 7, the inner cavity of the semicircular ring 7 is glued with a PH test paper 8, one side of the PH test paper 8 is attached to the feeding pipe 2, the outer walls of the two semicircular pipes 4 are symmetrically provided with a clamp 9, the one-way pneumatic valve 3 is firstly connected with the feeding pipe 2, the one-way pneumatic valve 3 ensures that no backflow is generated during the processing, so that the processing raw material smoothly enters the reaction kettle main body 1 to wait for processing, then with 4 locks of semicircle pipe at one-way pneumatic valve 3 lateral walls again, semicircle pipe 4 can laminate with inlet pipe 2 simultaneously, rethread clamp 9 is fixed semicircle pipe 4, after semicircle pipe 4 is fixed, inside semicircle ring 7 can carry out the lock, semicircle ring 7 is connected with semicircle pipe 4 through interior pole 6, contact PH test paper 8 and inlet pipe 2 simultaneously, PH test paper 8 laminates with inlet pipe 2 and one-way pneumatic valve 3's junction, if the condition of seepage appears, the PH test paper 8 appears discolouing with the raw materials contact, prevent through semicircle pipe 4 that raw materials liquid from flowing out simultaneously, can see through glass piece 5 and can look over.
Bottom symmetry fixedly connected with landing leg 12 of reation kettle main part 1, the bottom fixedly connected with extension board 13 of landing leg 12, the inner chamber symmetry of extension board 13 is equipped with ball 14, ball 14's bottom is provided with bottom plate 15, bottom plate 15's last fixed surface is connected with lug 16, lug 16's lateral wall and extension board 13 clearance fit, reation kettle main part 1 supports through landing leg 12, increase the removal function through ball 14, when needs fixed reation kettle main part 1, place extension board 13 on bottom plate 15 surface, lug 16 can run through extension board 13 simultaneously, can carry out spacing fixed with extension board 13.
The inner chamber fixedly connected with circular slot piece 10 of semicircle pipe 4, the inner chamber and the 3 looks locks of one-way pneumatic valve of circular slot piece 10, and after the installation of semicircle pipe 4, circular slot piece 10 can make semicircle pipe 4 carry on spacingly with the 3 outer wall contacts of one-way pneumatic valve, prevents to slide downwards after the installation.
Both ends all are glued with rubber strip 11 about the interior anchor ring of semicircle pipe 4, and the opposite side and the inlet pipe 2 of rubber strip 11 are laminated mutually, make the junction of semicircle pipe 4 and inlet pipe 2 inseparabler, make holistic leakproofness better.
The working principle is as follows: before carrying out hydrocyanic acid method processing, earlier be connected one-way pneumatic valve 3 with inlet pipe 2, guarantee through one-way pneumatic valve 3 that can not produce the backward flow during processing, make processing raw materials get into 1 inside waiting for processing of reation kettle main part smoothly, then with semicircle pipe 4 lock at one-way pneumatic valve 3 lateral wall, semicircle pipe 4 can laminate with inlet pipe 2 simultaneously, rethread clamp 9 is fixed semicircle pipe 4, after semicircle pipe 4 is fixed, inside semicircle ring 7 can carry out the lock, simultaneously with PH test paper 8 and inlet pipe 2 contact, PH test paper 8 laminates with inlet pipe 2 and one-way pneumatic valve 3's junction, if under the condition of seepage appears, the PH test paper 8 appears discolouing with the raw materials contact, prevent through semicircle pipe 4 simultaneously that raw materials liquid from flowing out, can see over through glass piece 5.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. A sealing device for producing trimethyl orthoformate by a hydrocyanic acid method is characterized in that: including reation kettle main part (1), inlet pipe (2) are installed to the top symmetry of reation kettle main part (1), the center department of inlet pipe (2) installs one-way pneumatic valve (3), the outer wall symmetry lock of inlet pipe (2) has semicircle pipe (4), the lateral wall symmetry of semicircle pipe (4) is provided with glass piece (5), pole (6) in the inner chamber fixedly connected with of semicircle pipe (4), the other end fixedly connected with semicircle ring (7) of pole (6), the inner chamber of semicircle ring (7) is glued and is had PH test paper (8), one side and inlet pipe (2) of PH test paper (8) are laminated mutually, two clamp (9) are installed to the outer wall symmetry of semicircle pipe (4).
2. The sealing device for producing trimethyl orthoformate according to claim 1, wherein: the bottom of the reaction kettle main body (1) is symmetrically and fixedly connected with supporting legs (12), the bottom ends of the supporting legs (12) are fixedly connected with supporting plates (13), balls (14) are symmetrically assembled in inner cavities of the supporting plates (13), a bottom plate (15) is arranged at the bottom of each ball (14), bumps (16) are fixedly connected to the upper surface of each bottom plate (15), and the side walls of the bumps (16) are in clearance fit with the supporting plates (13).
3. The sealing device for producing trimethyl orthoformate according to claim 1, wherein: the inner cavity of the semicircular pipe (4) is fixedly connected with a circular groove block (10), and the inner cavity of the circular groove block (10) is buckled with the one-way pneumatic valve (3).
4. The sealing device for producing trimethyl orthoformate according to claim 1, wherein: the upper end and the lower end of the inner ring surface of the semicircular pipe (4) are respectively connected with a rubber strip (11), and the other side of the rubber strip (11) is attached to the feeding pipe (2).
CN202220332923.7U 2022-02-18 2022-02-18 Sealing device for producing trimethyl orthoformate by hydrocyanic acid method Active CN217068832U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220332923.7U CN217068832U (en) 2022-02-18 2022-02-18 Sealing device for producing trimethyl orthoformate by hydrocyanic acid method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220332923.7U CN217068832U (en) 2022-02-18 2022-02-18 Sealing device for producing trimethyl orthoformate by hydrocyanic acid method

Publications (1)

Publication Number Publication Date
CN217068832U true CN217068832U (en) 2022-07-29

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (1)

Country Link
CN (1) CN217068832U (en)

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