CN209608873U - A kind of open circuit protection formula electric heater device for denitrating flue gas - Google Patents
A kind of open circuit protection formula electric heater device for denitrating flue gas Download PDFInfo
- Publication number
- CN209608873U CN209608873U CN201821388383.4U CN201821388383U CN209608873U CN 209608873 U CN209608873 U CN 209608873U CN 201821388383 U CN201821388383 U CN 201821388383U CN 209608873 U CN209608873 U CN 209608873U
- Authority
- CN
- China
- Prior art keywords
- cable
- flue gas
- electric heater
- denitrating flue
- open circuit
- 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
Links
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 239000003546 flue gas Substances 0.000 title claims abstract description 29
- 230000008676 import Effects 0.000 claims description 18
- 238000010438 heat treatment Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 6
- 229910001120 nichrome Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 6
- 230000007812 deficiency Effects 0.000 abstract description 3
- 238000004092 self-diagnosis Methods 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- -1 frame body 1 Chemical compound 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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- Control Of Resistance Heating (AREA)
Abstract
The utility model discloses a kind of open circuit protection formula electric heater devices for denitrating flue gas; including frame body; the both ends of the frame body are fixedly installed the killer switch of symmetrical distribution, current sensor; lateral cable channel is provided with below the frame body; the transverse direction cable channel is internally provided with cable; the both ends of the transverse direction cable channel are fixedly installed the heat block of symmetrical distribution, and the input terminal of the heat block is connected by the cable with the output end of the current sensor, the killer switch.The electric heater equipment that the utility model solves existing denitrating flue gas on the whole lacks the technological deficiency of self diagnosis and power-off protection function in denitrating flue gas process burst current exception.
Description
Technical field
The utility model relates to a kind of open circuit protection formula electric heater devices for denitrating flue gas, belong to denitrating flue gas and set
Standby technical field.
Background technique
The electric heater equipment of existing denitrating flue gas lacks self-protection function, that is to say, that lacks in denitrating flue gas
Self detection and power-off protection function when process burst current exception.
Utility model content
The purpose of this utility model is that overcoming defect of the existing technology, above-mentioned technical problem is solved, proposes one kind
Open circuit protection formula electric heater device for denitrating flue gas.
The utility model adopts the following technical solution: a kind of open circuit protection formula electric heater device for denitrating flue gas,
It is characterised in that it includes frame body, the both ends of the frame body are fixedly installed the killer switch of symmetrical distribution, electric current passes
Sensor, lateral cable channel is provided with below the frame body, and the transverse direction cable channel is internally provided with cable, the cross
The heat block of symmetrical distribution is fixedly installed to the both ends of cable channel, the input terminal of the heat block passes through the electricity
Cable is connected with the output end of the current sensor, the killer switch.
As a kind of preferred embodiment, the both ends of frame body be symmetrically fixedly installed in be distributed up and down upper extension seat, under
Extension seat, killer switch are respectively fixedly connected on upper extension seat and lower extension seat.
As a kind of preferred embodiment, it is provided with cable below frame body and imports connector, several cable taps, cable
Tap is symmetrically disposed on the two sides that cable imports connector, and cable imports connector and passes through mechanical attachment rod piece and lateral cable channel
The output end of cooperation connection, current sensor is connected with the output end that cable imports connector.
As a kind of preferred embodiment, the center of lateral cable channel opens up the disconnecting link there are two symmetrical distribution
Switch, the output end of current sensor are connected with the input terminal of chopper switch, and the output end that cable imports connector connects disconnecting link
The input terminal of switch.
As a kind of preferred embodiment, the cable that the both ends of lateral cable channel are additionally provided with symmetrical distribution converges
The both ends of connector out, cable remittance abroad connector are separately connected cable, heat block.
As a kind of preferred embodiment, the inside of heat block offers ladder caulking groove, and ladder caulking groove is internally provided with
Ladder bushing, the nested inside of ladder bushing are provided with heating screw rod, and the input terminal for heating screw rod passes through transverse electric cable and breaker
The output end of switch is connected.
As a kind of preferred embodiment, the radial dimension and ladder bushing radial dimension of ladder caulking groove from center outward by
Gradual change is small.
As a kind of preferred embodiment, the material of ladder bushing is nichrome material.
As a kind of preferred embodiment, the hinged seat of assembly is provided with above frame body.
The utility model is achieved the utility model has the advantages that the utility model is set for the electric heater of existing denitrating flue gas
Standby self detection and the power-off protection function lacked in denitrating flue gas process burst current exception, by being arranged on frame body
Lateral cable channel and heat block, electric current is arranged in symmetrical killer switch and current sensor, the lower section of frame body
Sensor detects that abnormal current control killer switch disconnects the connection that cable imports between connector and chopper switch, if electric current
Sensor detects that electric current restores the company that normal then killer switch closure simultaneously imports cable between connector and chopper switch
Lead in succession, the inside of heat block is using ladder bushing is embedded in ladder caulking groove, in adding for the inside of ladder bushing socket rigidity
Heated filament bar, heating screw rod are connected with cable remittance abroad connector, and for easy to remove and assembly frame body, hinged seat is arranged on frame body,
The electric heater equipment for solving existing denitrating flue gas on the whole lacks in denitrating flue gas process burst current exception
Self diagnosis and power-off protection function technological deficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the preferred embodiment of the utility model.
Meaning marked in the figure: 1- frame body, 2- killer switch, 3- current sensor, 4- cable import connector, and 5- is lateral
Cable channel, 6- heat block, the upper extension seat of 7-, extension seat under 8-, 9- cable tap, 10- are mechanically coupled rod piece, 11- disconnecting link
Switch, 12- cable, 13- cable remittance abroad connector, 14- ladder caulking groove, 15- ladder bushing, 16- heat screw rod, 17- hinged seat.
Specific embodiment
The utility model is further described with reference to the accompanying drawing.Following embodiment is only used for clearly illustrating this
The technical solution of utility model, and cannot be used as a limitation the limitation protection scope of the utility model.
The structural schematic diagram of the preferred embodiment of the utility model as shown in Fig. 1.The utility model proposes a kind of use
It is fixedly installed symmetrical in the open circuit protection formula electric heater device of denitrating flue gas, including frame body 1, the both ends of frame body 1
Killer switch 2, the current sensor 3 of distribution, the lower section of frame body 1 are provided with lateral cable channel 5, lateral cable channel 5
It is internally provided with cable 12, the both ends of lateral cable channel 5 are fixedly installed the heat block 6 of symmetrical distribution, heat block 6
Input terminal be connected by cable 12 with the output end of current sensor 3, killer switch 2.
As a kind of preferred embodiment, the both ends of frame body 1 be symmetrically fixedly installed in be distributed up and down upper extension seat 7,
Lower extension seat 8, killer switch 2 are respectively fixedly connected on upper extension seat 7 and lower extension seat 8.
As a kind of preferred embodiment, the lower section of frame body 1 is provided with cable and imports connector 4, several cable taps 9,
Cable tap 9 is symmetrically disposed on the two sides of cable remittance connector 4, and cable imports connector 4 and passes through mechanical attachment rod piece 10 and cross
Cooperate to cable channel 5 and couple, the output end of current sensor 3 is connected with the output end that cable imports connector 4.
As a kind of preferred embodiment, the center of lateral cable channel 5 opens up the knife there are two symmetrical distribution
The output end of lock switch 11, current sensor 3 is connected with the input terminal of chopper switch 11, and cable imports the output end of connector 4
Connect the input terminal of chopper switch 11.
As a kind of preferred embodiment, the both ends of lateral cable channel 5 are additionally provided with the cable of symmetrical distribution
Remittance abroad connector 13, the both ends of cable remittance abroad connector 13 are separately connected cable 12, heat block 6.
As a kind of preferred embodiment, the inside of heat block 6 offers ladder caulking groove 14, and the inside of ladder caulking groove 14 is set
It is equipped with ladder bushing 15, the nested inside of ladder bushing 15 is provided with heating screw rod 16, and the input terminal of heating screw rod 16 passes through cross
Cable 12 is connected with the output end of killer switch 2.
As a kind of preferred embodiment, the radial dimension and 15 radial dimension of ladder bushing of ladder caulking groove 14 are past from center
It gradually becomes smaller outside.
As a kind of preferred embodiment, the material of ladder bushing 15 is nichrome material.
As a kind of preferred embodiment, the top of frame body 1 is provided with the hinged seat 17 of assembly.
Working principle of the utility model is: the utility model lacks for the electric heater equipment of existing denitrating flue gas
Self detection and power-off protection function in denitrating flue gas process burst current exception, it is symmetrical by being arranged on frame body 1
Lateral cable channel 5 and heat block 6, electric current is arranged in the killer switch 2 and current sensor 3 of distribution, the lower section of frame body 1
Sensor 3 detects that abnormal current control killer switch 2 disconnects the connection that cable imports between connector 4 and chopper switch 11,
Cable is imported connector 4 and chopper switch simultaneously by the closure of killer switch 2 if current sensor 3 detects that electric current restores normal
Connecting between 11, the inside of heat block 6, which uses to open up, is embedded ladder bushing 15 in ladder caulking groove 14, in ladder bushing 15
Inside socket rigidity heating screw rod 16, heating screw rod 16 be connected with cable remittance abroad connector 13, for it is easy to remove and assemble
Hinged seat 17 is arranged in frame body 1 on frame body 1, and the electric heater equipment for solving existing denitrating flue gas on the whole lacks
The technological deficiency of self diagnosis and power-off protection function in denitrating flue gas process burst current exception.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvement and deformations can also be made, these change
It also should be regarded as the protection scope of the utility model into deformation.
Claims (9)
1. a kind of open circuit protection formula electric heater device for denitrating flue gas, which is characterized in that including frame body (1), the frame
The both ends of body (1) are fixedly installed the killer switch (2) of symmetrical distribution, current sensor (3), the frame body (1)
Lower section be provided with lateral cable channel (5), the transverse direction cable channel (5) is internally provided with cable (12), the transverse direction
The both ends of cable channel (5) are fixedly installed the heat block (6) of symmetrical distribution, and the input terminal of the heat block (6) is logical
The cable (12) is crossed to be connected with the output end of the current sensor (3), the killer switch (2).
2. a kind of open circuit protection formula electric heater device for denitrating flue gas according to claim 1, which is characterized in that
It is in the upper extension seat (7) being distributed up and down, lower extension seat (8), the breaker that the both ends of the frame body (1), which are symmetrically fixedly installed,
Switch (2) is respectively fixedly connected on the upper extension seat (7) and the lower extension seat (8).
3. a kind of open circuit protection formula electric heater device for denitrating flue gas according to claim 1, which is characterized in that
It is provided with cable below the frame body (1) and imports connector (4), several cable taps (9), the cable tap (9) is right
Claim to be set to the two sides that the cable imports connector (4), the cable imports connector (4) and passes through mechanical attachment rod piece (10) and institute
Lateral cable channel (5) cooperation connection is stated, output end and the cable of the current sensor (3) import the defeated of connector (4)
Outlet is connected.
4. a kind of open circuit protection formula electric heater device for denitrating flue gas according to claim 3, which is characterized in that
The center of the transverse direction cable channel (5) opens up the chopper switch (11) there are two symmetrical distribution, the current sense
The output end of device (3) is connected with the input terminal of the chopper switch (11), and the cable imports the output end connection of connector (4)
The input terminal of the chopper switch (11).
5. a kind of open circuit protection formula electric heater device for denitrating flue gas according to claim 1, which is characterized in that
The both ends of the transverse direction cable channel (5) are additionally provided with the cable remittance abroad connector (13) of symmetrical distribution, and the cable converges
The both ends of connector (13) are separately connected the cable (12), the heat block (6) out.
6. a kind of open circuit protection formula electric heater device for denitrating flue gas according to claim 1, which is characterized in that
The inside of the heat block (6) offers ladder caulking groove (14), and the ladder caulking groove (14) is internally provided with ladder bushing
(15), the nested inside of the ladder bushing (15) is provided with heating screw rod (16), and the input terminal of heating screw rod (16) is logical
The cable (12) is crossed to be connected with the output end of the killer switch (2).
7. a kind of open circuit protection formula electric heater device for denitrating flue gas according to claim 6, which is characterized in that
The radial dimension of the ladder caulking groove (14) gradually becomes smaller with the ladder bushing (15) radial dimension from center outward.
8. a kind of open circuit protection formula electric heater device for denitrating flue gas according to claim 6, which is characterized in that
The material of the ladder bushing (15) is nichrome material.
9. a kind of open circuit protection formula electric heater device for denitrating flue gas according to claim 1, which is characterized in that
The hinged seat (17) of assembly is provided with above the frame body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821388383.4U CN209608873U (en) | 2018-08-28 | 2018-08-28 | A kind of open circuit protection formula electric heater device for denitrating flue gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821388383.4U CN209608873U (en) | 2018-08-28 | 2018-08-28 | A kind of open circuit protection formula electric heater device for denitrating flue gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209608873U true CN209608873U (en) | 2019-11-08 |
Family
ID=68393899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821388383.4U Expired - Fee Related CN209608873U (en) | 2018-08-28 | 2018-08-28 | A kind of open circuit protection formula electric heater device for denitrating flue gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209608873U (en) |
-
2018
- 2018-08-28 CN CN201821388383.4U patent/CN209608873U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191108 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |