CN213458349U - Energy-saving electrical fire detector - Google Patents
Energy-saving electrical fire detector Download PDFInfo
- Publication number
- CN213458349U CN213458349U CN202022697845.4U CN202022697845U CN213458349U CN 213458349 U CN213458349 U CN 213458349U CN 202022697845 U CN202022697845 U CN 202022697845U CN 213458349 U CN213458349 U CN 213458349U
- Authority
- CN
- China
- Prior art keywords
- current transformer
- residual current
- wall
- push rod
- fire detector
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- 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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- 239000003063 flame retardant Substances 0.000 claims abstract description 32
- 238000001125 extrusion Methods 0.000 claims abstract description 23
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 6
- 230000006835 compression Effects 0.000 abstract description 4
- 238000007906 compression Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000002347 injection Methods 0.000 abstract description 2
- 239000007924 injection Substances 0.000 abstract description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
Images
Abstract
The utility model relates to an electric fire detector technical field discloses an energy-saving electric fire detector, include: the residual current transformer is internally provided with a cavity; soft fire-retardant board, polylith soft fire-retardant board extends radially to set up on residual current transformer's inner wall, wherein: the soft flame-retardant plate is connected with a push rod, and the inner wall of the residual current transformer is provided with a through hole; the utility model discloses set up soft fire-retardant board on surplus electric power mutual-inductor's inner wall, the push rod of connecting on the soft fire-retardant board passes one of through-hole injection in the surplus current transformer and serves and connect the arc strip, connecting spring between arc strip and the inside wall of surplus current transformer, see through the push rod after the arc strip receives the extrusion like this and promote soft fire-retardant board and laminate back on the cable, the spring receives the compression, when needs are dismantled, can be under the elastic force effect that compression spring produced, see through the arc strip and push back the normal position with soft fire-retardant board, the dismantlement work to this electric fire detector has been made things convenient for.
Description
Technical Field
The utility model relates to an electric fire detector technical field, in particular to energy-saving electric fire detector.
Background
The electric fire detector is a detector for detecting the change of electric fire danger parameters such as residual current, temperature and the like in a protected line, and is suitable for places with complex lines such as factories, large storehouses, offices, commercial buildings, hotels, residences, entertainment places and the like with the highest occurrence probability of electric fire;
when the existing electric fire detector is used, an upper guide rod is driven to move in a shuttling mode in a guide cylinder through anticlockwise rotation of a cam in the residual current transformer, the upper guide rod pushes a lower guide rod to pass through the guide cylinder, so that a push rod slides on the outer walls of the upper guide rod and the lower guide rod, and when the push rod passes through a second through hole, the push rod pushes the soft flame-retardant plate to move like the inside of a shell to be attached to the cable or the copper bar under the elastic force of a spring;
when this kind of current electric fire detector is laminated on cable or copper bar at soft fire-retardant board, need be under the elasticity of spring, promote the push rod and pass the through-hole, promote soft fire-retardant board, but after the push rod passed last deflector through-hole, when this electric fire was surveyed in need dismantling, need retract soft fire-retardant board again, along with the rotation of last deflector, because the push rod has passed the through-hole, lead to it to hardly resume the normal position again, make soft fire-retardant board generally laminate on the cable, just more trouble to the dismantlement of this electric fire detector.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides an energy-saving electric fire detector, can effectively solve current this kind of electric fire detector when soft fire retardant plate is laminated on cable or copper bar, need be under the elasticity of spring, the push rod is being promoted and the through-hole is being passed, promote soft fire retardant plate, but after the push rod passes the deflector through-hole, need dismantle this electric fire and visit time measuring, need retract soft fire retardant plate again, along with the rotation of last deflector, because the push rod has passed the through-hole, lead to it hardly to resume the normal position again, make soft fire retardant plate generally laminate on the cable, just more troublesome problem to this electric fire detector's dismantlement.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an energy efficient electrical fire detector comprising: the residual current transformer is internally provided with a cavity; soft fire-retardant board, polylith soft fire-retardant board extends radially to set up on residual current transformer's inner wall, wherein: the soft flame-retardant plate is connected with a push rod, the inner wall of the residual current transformer is provided with a through hole, the push rod penetrates through the through hole and is inserted into the residual current transformer, and one end, inserted into the residual current transformer, of the push rod is connected with an arc-shaped strip; and a spring is connected between the arc-shaped strip and the inner wall of the residual current transformer.
An extruded block is arranged on one side surface of the arc-shaped strip, which is far away from the push rod, and an inclined surface is formed on one side surface of the extruded block, which is far away from the arc-shaped strip; an extrusion block is inserted into the residual current transformer, and an arched surface at the end part of the extrusion block is extruded on the extruded block; a groove is formed in the outer wall of the residual current transformer, a through groove is formed in the groove wall of the groove, and an extrusion block penetrates through the through groove; the groove is sleeved with a rotating sleeve, and the inner wall of the rotating sleeve is connected with one end of the extrusion block.
The bottom of the residual current transformer is provided with a base, and the top of the residual current transformer is provided with a top seat.
Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses set up soft fire-retardant board on surplus electric power mutual-inductor's inner wall, the push rod of connecting on the soft fire-retardant board passes one of through-hole injection in the surplus current transformer and serves and connect the arc strip, connecting spring between arc strip and the inside wall of surplus current transformer, see through the push rod after the arc strip receives the extrusion like this and promote soft fire-retardant board and laminate back on the cable, the spring receives the compression, when needs are dismantled, can be under the elastic force effect that compression spring produced, see through the arc strip and push back the normal position with soft fire-retardant board, the dismantlement work to this electric fire detector has been made things convenient for.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is the utility model discloses residual current transformer goes up groove's structural schematic.
Fig. 3 is the utility model discloses the inside schematic structure of residual current transformer.
In the figure: 1. a residual current transformer; 2. a base; 3. a top seat; 4. a soft flame retardant sheet; 5. rotating the sleeve; 6. a groove; 7. a through groove; 8. extruding the block; 9. an extruded block; 10. an arc-shaped strip; 11. a push rod; 12. a through hole; 13. a spring.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1 to 3, an energy-saving electrical fire detector includes:
the residual current transformer 1 is internally provided with a cavity;
soft fire-retardant board 4, soft fire-retardant board 4 of polylith extend radially to set up on residual current transformer 1's inner wall, wherein:
the soft flame-retardant plate 4 is connected with a push rod 11, the inner wall of the residual current transformer 1 is provided with a through hole 12, the push rod 11 movably penetrates through the through hole 12 to be inserted into the residual current transformer 1, and one end of the push rod 11 inserted into the residual current transformer 1 is fixedly connected with an arc-shaped strip 10;
a spring 13 is connected between the arc-shaped strip 10 and the inner wall of the residual current transformer 1.
As shown in fig. 3, a side of the arc-shaped strip 10 away from the push rod 11 is provided with an extruded block 9, and a side of the extruded block 9 away from the arc-shaped strip 10 is an inclined surface.
By adopting the scheme, the arc-shaped strip 10 is pushed when the upper inclined surface of the extruded block 9 is extruded.
As shown in fig. 3, the residual current transformer 1 is movably inserted with the extrusion block 8, and the arched surface at the end of the extrusion block 8 is extruded on the extrusion block 9.
By adopting the scheme, the movement of the extrusion block 8 is utilized to drive the arch surface at one end of the extrusion block to extrude the extruded block 9.
As shown in fig. 2, a groove 6 is formed in the outer wall of the residual current transformer 1, a through groove 7 is formed in the groove wall of the groove 6, and an extrusion block 8 penetrates through the through groove 7.
By adopting the above scheme, the extrusion blocks 8 move in the through grooves 7.
As shown in fig. 1 and 3, a rotary sleeve 5 is sleeved in the groove 6, and one end of an extrusion block 8 is connected to the inner wall of the rotary sleeve 5.
Through adopting above-mentioned scheme, rotate in residual current transformer 1's recess 6 and change cover 5, can drive extrusion block 8 and remove in leading to groove 7, when directly rotating cover 5 like this, can drive soft fire-retardant board 4 and laminate on cable or copper bar.
As shown in fig. 1, a base 2 is arranged at the bottom end of the residual current transformer 1, and a top seat 3 is arranged at the top end of the residual current transformer 1.
It should be noted that, the utility model relates to an energy-saving electric fire detector, when needs protect the mutual-inductor inner core, at first, rotate in recess 6 on residual current transformer 1 and change cover 5, change cover 5 and drive extrusion block 8 and remove in leading to groove 7, the tip of extrusion block 8 is to being extruded by extrusion block 9, and then see through on push rod 11 promotes soft fire-retardant board 4 and laminate to cable or copper bar, be the purpose of accommodating protecting mutual-inductor core, reduce the harmful effects who receives mechanical stress or electric fire in the use.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. An energy-efficient electrical fire detector, comprising:
the residual current transformer (1) is internally provided with a cavity;
soft fire-retardant board (4), the polylith soft fire-retardant board (4) extend radially to set up on the inner wall of residual current transformer (1), wherein:
a push rod (11) is connected to the soft flame-retardant plate (4), a through hole (12) is formed in the inner wall of the residual current transformer (1), the push rod (11) penetrates through the through hole (12) to be inserted into the residual current transformer (1), and an arc-shaped strip (10) is connected to one end, inserted into the residual current transformer (1), of the push rod (11);
and a spring (13) is connected between the arc-shaped strip (10) and the inner wall of the residual current transformer (1).
2. An energy saving electrical fire detector as claimed in claim 1, wherein: an extruded block (9) is arranged on one side surface of the arc-shaped strip (10) far away from the push rod (11), and an inclined surface is formed on one side surface of the extruded block (9) far away from the arc-shaped strip (10).
3. An energy saving electrical fire detector as claimed in claim 1, wherein: an extrusion block (8) is inserted into the residual current transformer (1), and an arched surface at the end of the extrusion block (8) is extruded on the extrusion block (9).
4. An energy saving electrical fire detector as claimed in claim 1, wherein: a groove (6) is formed in the outer wall of the residual current transformer (1), a through groove (7) is formed in the groove wall of the groove (6), and an extrusion block (8) penetrates through the through groove (7).
5. An energy saving electrical fire detector as claimed in claim 4, wherein: the rotary sleeve (5) is sleeved in the groove (6), and one end of the extrusion block (8) is connected to the inner wall of the rotary sleeve (5).
6. An energy saving electrical fire detector as claimed in claim 1, wherein: the bottom of the residual current transformer (1) is provided with a base (2), and the top of the residual current transformer (1) is provided with a top seat (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022697845.4U CN213458349U (en) | 2020-11-20 | 2020-11-20 | Energy-saving electrical fire detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022697845.4U CN213458349U (en) | 2020-11-20 | 2020-11-20 | Energy-saving electrical fire detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213458349U true CN213458349U (en) | 2021-06-15 |
Family
ID=76303528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022697845.4U Active CN213458349U (en) | 2020-11-20 | 2020-11-20 | Energy-saving electrical fire detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213458349U (en) |
-
2020
- 2020-11-20 CN CN202022697845.4U patent/CN213458349U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240426 Address after: No. 0288, Building A, Daxing Airport Area, Free Trade Zone, No. 1 Qianping Road, Lixian Town, Daxing District, Beijing, 102600 Patentee after: Beijing Xinhangcheng Urban Operation Management Co.,Ltd. Country or region after: China Address before: 215000 Room 606, building 4, Shuhuo apartment, No.5 Haichen Road, Huaqiao Town, Kunshan City, Suzhou City, Jiangsu Province Patentee before: Jiangsu Mengdi en Environmental Technology Development Co.,Ltd. Country or region before: China |