CN208206382U - Vacuum-ness detecting device based on novel seal plug - Google Patents

Vacuum-ness detecting device based on novel seal plug Download PDF

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Publication number
CN208206382U
CN208206382U CN201820895989.0U CN201820895989U CN208206382U CN 208206382 U CN208206382 U CN 208206382U CN 201820895989 U CN201820895989 U CN 201820895989U CN 208206382 U CN208206382 U CN 208206382U
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CN
China
Prior art keywords
vacuum
seal plug
viscose
conducting wire
ceramic seal
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.)
Expired - Fee Related
Application number
CN201820895989.0U
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Chinese (zh)
Inventor
钟骁
明长友
罗存益
何斌
段宇麟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chengdu Brilliant Science & Technology Co Ltd
Original Assignee
Chengdu Brilliant Science & Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
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Priority to CN201820895989.0U priority Critical patent/CN208206382U/en
Application granted granted Critical
Publication of CN208206382U publication Critical patent/CN208206382U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to the vacuum-ness detecting device based on novel seal plug, the vacuum-ness detecting device is mounted on the vacuum pumping port of vacuum plant outer wall, including ceramic seal plug, and envelope is equipped with vacuum on-line checking module in ceramic seal plug;The cylinder of ceramic seal plug is in coniform, its outer surface is provided with seal groove, sealing ring is provided in seal groove, sealing ring is hollow structure, punching has the gas easily to expand with heat and contract with cold in sealing ring, sealing ring includes annular blob of viscose, outer gum cover and inner ring sleeve, and inner ring sleeve is fixed on the inner side of annular blob of viscose and forms interior mantle cavity between the two, and outer gum cover is fixed on the outer fix of annular blob of viscose and forms mantle cavity between the two;It is provided with the elastic web layer for tentatively propping up it in the inner ring sleeve and outer gum cover, elastic web layer is fixed on annular blob of viscose, is provided with pressure inductor, resistance heating element between elastic web layer and annular blob of viscose.The beneficial effect that the utility model reaches is: energy automatic pressure regulation, sealing effect are good.

Description

Vacuum-ness detecting device based on novel seal plug
Technical field
The utility model relates to degree detection device of vacuum technical fields, are based particularly on the vacuum degree measurement of novel seal plug Device.
Background technique
Vacuum tube or vacuum tank saved after production technology link vacuumizes vacuum interlayer completion, in product and In use process, due to material itself deflate or due to the problems such as degasification is insufficient in machining process, Rig up error all It will lead to the reduction of vacuum layer vacuum degree.Vacuum degree directly affects the heat preservation and insulation of vacuum pipe, heat-insulation and heat-preservation after reducing The reduction of energy directly results in energy consumption in vacuum pipe, and vacuum degree in use can be due to material problem itself or due to adding The problems such as work technique, mounting process, leads to preservation that cannot be long-term, and vacuum degree can be gradually reduced, if vacuum degree drops to centainly Just lose personal insulation effect after degree, cause to permeate, will cause the energy should not consumption and bring security risk.When After vacuum degree decline, conventional operational means is compensated using replacement new equipment or using vacuum pump at present, these behaviour It is required to manual operation to be just able to achieve, does not have the equipment that can be achieved at the same time vacuum degree measurement and compensation also at present, with This reduces increased costs caused by more exchange device.
Utility model content
The shortcomings that the purpose of the utility model is to overcome the prior arts, providing can the good base of self-control, sealing effect In the vacuum-ness detecting device of novel seal plug.
The purpose of this utility model is achieved through the following technical solutions: the vacuum degree measurement dress based on novel seal plug It sets, the vacuum-ness detecting device is mounted on the vacuum pumping port of vacuum plant outer wall, including ceramic seal plug, ceramic seal Envelope is equipped with vacuum on-line checking module in plug, is provided with vacuum detection component in the vacuum layer in vacuum plant, vacuum is examined online Module is surveyed to be connected with vacuum detection component;
The end of the ceramic seal plug is provided with thermocouple rule fulgurite, and thermocouple rule fulgurite is connected with the first conducting wire, and first It is encapsulated in conducting wire in ceramic seal plug, is provided with microcontroller, one end of the first conducting wire in the vacuum on-line checking module It is connected on thermocouple rule fulgurite and the other end draws ceramic seal beyond the Great Wall, the connection of the middle part of the first conducting wire is on a microcontroller;
For the cylinder of the ceramic seal plug in coniform, outer surface is provided with seal groove, is provided in seal groove close Seal, the sealing ring are hollow structure, and punching has the gas easily to expand with heat and contract with cold in sealing ring, and the sealing ring includes annular Blob of viscose, outer gum cover and inner ring sleeve, inner ring sleeve are fixed on the inner side of annular blob of viscose and form interior mantle cavity, outer gum cover between the two It is fixed on the outer fix of annular blob of viscose and forms mantle cavity between the two;
It is provided with the elastic web layer for tentatively propping up it in the inner ring sleeve and outer gum cover, elastic web layer is fixed on annular On blob of viscose, pressure inductor, resistance heating element, pressure sensor, resistance are provided between elastic web layer and annular blob of viscose Respectively by drawing ceramic seal beyond the Great Wall by the second conducting wire, privates, the second conducting wire and privates connect heater element It connects on the control panel of center.
First conducting wire is connected after the control panel of center with display.
The end of the ceramic seal plug is additionally provided with the temperature sensor for detecting vacuum internal temperature, Temperature sensor draws ceramic seal beyond the Great Wall by privates.
Second conducting wire, privates and the privates are interior to be encapsulated in ceramic seal plug.
The ceramic seal plug is located at the end point outside vacuum plant equipped with round boss, the first conducting wire, the second conducting wire, Privates and privates are stretched out from the round boss, and line protective cover is embedded on round boss.
The utility model has the advantage that in the present solution, by pouring the gas easily to expand with heat and contract with cold in sealing ring, in fact It now seals, and by pressure sensor and resistance heating element, realizes that self is adjusted, compared to merely addition volatility object Matter, sealing effect is more preferable, when leakproofness weakens, can also be replaced at any time;The setting of annular blob of viscose and elastic web layer is Pressure inductor, resistance heating element provide enough support strengths, make outer gum cover and inner ring sleeve not with pressure inductor and electricity Hinder heater element contact.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the side view of sealing ring;
Fig. 3 is the cross-sectional view of sealing ring;
In figure: 1- ceramic seal plug, 2- thermocouple rule fulgurite, 3- sealing ring, 4- annular blob of viscose, the outer gum cover of 5-, 6- inner ring sleeve, 7- elastic web layer, 8- round boss, 9- temperature sensor.
Specific embodiment
The utility model is further described with reference to the accompanying drawing, but the protection scope of the utility model is not limited to It is as described below.
As shown in Fig. 1 ~ Fig. 3, based on the vacuum-ness detecting device of novel seal plug, the vacuum-ness detecting device peace On the vacuum pumping port of vacuum plant outer wall.
The vacuum-ness detecting device includes ceramic seal plug 1, and envelope is equipped with vacuum on-line checking mould in ceramic seal plug 1 Block is provided with vacuum detection component in the vacuum layer in vacuum plant, and vacuum on-line checking module is connected with vacuum detection component;
The end of the ceramic seal plug 1 is provided with thermocouple rule fulgurite 2, and thermocouple rule fulgurite 2 is connected with the first conducting wire, the It is encapsulated in one conducting wire in ceramic seal plug 1, is provided with microcontroller in the vacuum on-line checking module, the one of the first conducting wire End is connected on thermocouple rule fulgurite 2 and the other end is drawn outside ceramic seal plug 1, is connected to microcontroller in the middle part of the first conducting wire On.
Microcontroller in vacuum layer on-line checking module calibrates the work that thermocouple in sealing-plug advises fulgurite 4 by constant current circuit Make electric current.
Specifically, the cylinder of the ceramic seal plug 1 is in coniform, and outer surface is provided with seal groove, in seal groove It is provided with sealing ring 3, the sealing ring 3 is hollow structure, and punching has the gas easily to expand with heat and contract with cold, the sealing in sealing ring Circle 3 includes annular blob of viscose 4, outer gum cover 5 and inner ring sleeve 6, and inner ring sleeve 6 is fixed on the inner side of annular blob of viscose 4 and between the two Mantle cavity in being formed, outer gum cover 5 are fixed on the outer fix of annular blob of viscose 4 and form mantle cavity between the two.
Further, the elastic web layer 7 for tentatively propping up it, elastic network(s) are provided in the inner ring sleeve 6 and outer gum cover 5 Layer 7 is fixed on annular blob of viscose 4, is provided with pressure inductor, resistance heating element between elastic web layer 7 and annular blob of viscose 4, Respectively by being drawn outside ceramic seal plug 1 by the second conducting wire, privates, second is led for pressure sensor, resistance heating element Line and privates are both connected on the control panel of center.
In the present embodiment, first conducting wire is connected after the control panel of center with display.
In the present embodiment, the end of the ceramic seal plug 1 is additionally provided with for detecting vacuum internal temperature Temperature sensor 9, temperature sensor 9 by privates draw ceramic seal plug 1 outside.
In the present embodiment, second conducting wire, privates and privates are interior to be encapsulated in ceramic seal plug 1.
In the present embodiment, the ceramic seal plug is located at the end point outside vacuum plant equipped with round boss 8, and first leads Line, the second conducting wire, privates and privates are stretched out from the round boss 8, and line protective cover is embedded on round boss 8.
In order to improve quality, first conducting wire, the second conducting wire, privates and privates are that high intensity is led Line
When work, the pressure in outer gum cover 5 and inner ring sleeve 6 is detected by pressure sensor, and pass through resistance heating element Fever, realizes expanding with heat and contract with cold for gas, to guarantee the pressure in outer gum cover 5 and inner ring sleeve 6, not only reduces sealing ring 3 and occurs Quick-fried situation is pressed, improves the service life of sealing ring 3, and the pressure provided is compared to merely filling volatile materials, By its own volatilization, more reliably.

Claims (5)

1. the vacuum-ness detecting device is mounted on vacuum plant outer wall based on the vacuum-ness detecting device of novel seal plug On vacuum pumping port, it is characterised in that: including ceramic seal plug (1), envelope is equipped with vacuum on-line checking mould in ceramic seal plug (1) Block is provided with vacuum detection component in the vacuum layer in vacuum plant, and vacuum on-line checking module is connected with vacuum detection component;
The end of the ceramic seal plug (1) is provided with thermocouple rule fulgurite (2), and thermocouple rule fulgurite (2) are connected with the first conducting wire, It is encapsulated in first conducting wire in ceramic seal plug (1), is provided with microcontroller, the first conducting wire in the vacuum on-line checking module One end be connected to thermocouple rule fulgurite (2) on and the other end draw ceramic seal plug (1) outside, be connected in the middle part of the first conducting wire micro- On controller;
For the cylinder of the ceramic seal plug (1) in coniform, outer surface is provided with seal groove, and sealing is provided in seal groove It encloses (3), the sealing ring (3) is hollow structure, and punching has the gas easily to expand with heat and contract with cold, the sealing ring (3) in sealing ring Including annular blob of viscose (4), outer gum cover (5) and inner ring sleeve (6), inner ring sleeve (6) is fixed on the inner side and two of annular blob of viscose (4) Mantle cavity in being formed between person, outer gum cover (5) are fixed on the outer fix of annular blob of viscose (4) and form mantle cavity between the two;
The elastic web layer (7) for tentatively propping up it is provided in the inner ring sleeve (6) and outer gum cover (5), elastic web layer (7) is solid It is scheduled on annular blob of viscose (4), pressure inductor, resistance heating member is provided between elastic web layer (7) and annular blob of viscose (4) Part, pressure sensor, resistance heating element are respectively by drawing ceramic seal plug (1) outside by the second conducting wire, privates, and the Two conducting wires and privates are both connected on the control panel of center.
2. the vacuum-ness detecting device according to claim 1 based on novel seal plug, it is characterised in that: described first Conducting wire is connected after the control panel of center with display.
3. the vacuum-ness detecting device according to claim 2 based on novel seal plug, it is characterised in that: the ceramics The end of sealing-plug (1) is additionally provided with the temperature sensor (9) for detecting vacuum internal temperature, temperature sensor (9) ceramic seal plug (1) is drawn outside by privates.
4. the vacuum-ness detecting device according to claim 3 based on novel seal plug, it is characterised in that: described second Conducting wire, privates and privates are interior to be encapsulated in ceramic seal plug (1).
5. the vacuum-ness detecting device according to claim 4 based on novel seal plug, it is characterised in that: the ceramics Sealing-plug (1) is located at the end point outside vacuum plant equipped with round boss (8), the first conducting wire, the second conducting wire, privates and the Four conducting wires are stretched out from the round boss (8), and line protective cover is embedded on round boss (8).
CN201820895989.0U 2018-06-11 2018-06-11 Vacuum-ness detecting device based on novel seal plug Expired - Fee Related CN208206382U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820895989.0U CN208206382U (en) 2018-06-11 2018-06-11 Vacuum-ness detecting device based on novel seal plug

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820895989.0U CN208206382U (en) 2018-06-11 2018-06-11 Vacuum-ness detecting device based on novel seal plug

Publications (1)

Publication Number Publication Date
CN208206382U true CN208206382U (en) 2018-12-07

Family

ID=64497409

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820895989.0U Expired - Fee Related CN208206382U (en) 2018-06-11 2018-06-11 Vacuum-ness detecting device based on novel seal plug

Country Status (1)

Country Link
CN (1) CN208206382U (en)

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Granted publication date: 20181207