CN210807680U - Waterproof sealing device of PTC heater - Google Patents
Waterproof sealing device of PTC heater Download PDFInfo
- Publication number
- CN210807680U CN210807680U CN201921516651.0U CN201921516651U CN210807680U CN 210807680 U CN210807680 U CN 210807680U CN 201921516651 U CN201921516651 U CN 201921516651U CN 210807680 U CN210807680 U CN 210807680U
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- ptc heater
- sides
- conductive
- sealing device
- main body
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- 238000007789 sealing Methods 0.000 title claims abstract description 61
- 239000012790 adhesive layer Substances 0.000 claims abstract description 9
- 239000000853 adhesive Substances 0.000 claims abstract description 7
- 230000001070 adhesive effect Effects 0.000 claims abstract description 7
- 239000003822 epoxy resin Substances 0.000 claims description 7
- 229920000647 polyepoxide Polymers 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims 1
- 238000010030 laminating Methods 0.000 abstract description 12
- 229920006332 epoxy adhesive Polymers 0.000 abstract description 3
- 229920006335 epoxy glue Polymers 0.000 abstract description 2
- 239000010410 layer Substances 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000004078 waterproofing Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a waterproof sealing device of PTC heater, including the seal box, a set of line hole has been seted up near middle part both sides in the seal box top, the inboard epoxy glue layer adhesive connection that passes through in line hole has the sealing washer, and the sealing washer inboard is provided with the laminating rubber circle, the middle part is provided with the power cord in the laminating rubber circle, the positive surperficial upper portion of seal box is close to the middle section both sides and is provided with a set of electrically conductive hole, and electrically conductive downthehole middle part is provided with insulating conductive post, the export has been seted up at seal box bottom middle part, and the outside joint of export has the apron, middle part fixedly connected with mounting panel in the seal box, the positive surperficial both sides. The utility model discloses a set up electrically conductive hole, insulating conductive pillar, sealing washer, epoxy adhesive layer, laminating rubber circle, sleeve pipe, loop bar, slider and slide rail structure, have the PTC heater main part of being convenient for and carry out the advantage of wiring, waterproof and maintenance.
Description
Technical Field
The utility model relates to a PTC heater technical field specifically is a waterproof sealing device of PTC heater.
Background
The PTC heater has the constant temperature heating characteristic, the principle is that after the PTC heating piece is electrified, the resistance value is increased by self-heating to enter a jump zone, the surface temperature of the PTC heating piece is kept at a constant value, the temperature is only related to the Curie temperature and the applied voltage of the PTC heating piece and is basically unrelated to the environmental temperature, even under the condition of abnormal work, the input power can be reduced very low due to the self-regulation function of the PTC element, no accident is generated, and when the PTC heater is used, a related waterproof device is required to be installed outside the PTC heater to protect the PTC heater, so that the normal use of the PTC heater is ensured.
However, the prior art has the following defects:
1. when the waterproof device is used for waterproofing the PTC heater, the damaged PTC heater is difficult to replace, so that the use effect is influenced;
2. when the waterproof device is used for preventing water for the PTC heater, the use effect is not ideal, and the wiring for the PTC heater is inconvenient.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a waterproof sealing device of PTC heater has solved and has had watertight fittings when using among the prior art, is difficult to change the PTC heater of damage, and the result of use is unsatisfactory, and carries out the inconvenient problem of working a telephone switchboard to the PTC heater.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a waterproof sealing device of PTC heater, includes the seal box, a set of line hole has been seted up near middle part both sides at seal box top, the inboard epoxy glue layer adhesive connection in line hole has the sealing washer, and the sealing washer inboard is provided with the laminating rubber circle, the middle part is provided with the power cord in the laminating rubber circle, the positive surperficial upper portion of seal box is close to the middle part both sides and is provided with a set of electrically conductive hole, and electrically conductive downthehole middle part is provided with insulating conductive post, insulating conductive post positive surface central point welds and has the promotion handle, export has been seted up at seal box bottom middle part, and the outside joint of export has the apron, middle part fixedly connected with mounting panel in the seal box, the positive surperficial both sides of mounting panel have been connect the loop bar.
Preferably, a group of clamping blocks is fixedly connected to two sides of the upper end of the loop bar, and the clamping blocks are connected with clamping grooves formed in two sides of the bottom end of the sleeve in a clamping mode.
Preferably, the top of the sleeve is fixedly connected to two sides of the bottom end of the limiting block, and the limiting block is welded to the center of the upper portion of the front surface of the mounting plate.
Preferably, the insulating conductive column penetrates through the middle part in the circular ring, and the circular ring is in threaded connection with the inside of the conductive hole.
Preferably, the front end of the mounting plate is movably connected with a PTC heater main body, and two sides of the bottom end of the PTC heater main body are fixedly connected with the lower part of the inner side of the loop bar through connecting rods.
Preferably, the central position of the rear end of the main body of the PTC heater is fixedly connected with a sliding block, and the sliding block is slidably connected to the inner sides of the sliding rails arranged on the two sides of the middle part of the front surface of the mounting plate.
Preferably, the PTC heater body is provided with electrode terminals at both sides of the upper end thereof, and the electrode terminals extend into the conductive holes.
(III) advantageous effects
The utility model provides a PTC heater's waterproof sealing device possesses following beneficial effect:
(1) the utility model has the advantages that the slide rail, the slide block, the sleeve and the loop bar are arranged, the effect of replacing the PTC heater is convenient, the problem that the damaged PTC heater is difficult to replace when the waterproof device is used for waterproofing the PTC heater is solved, the use effect is influenced, when the damaged PTC heater main body is replaced, the cover plate is exerted with outward force to separate the cover plate from the guide outlet, the PTC heater main body is connected with the lower part of the inner side of the loop bar through the connecting rod, when downward force is exerted on the cover plate, the loop bar exerts downward force on the PTC heater main body through the connecting rod to ensure that the slide block moves downwards at the inner side of the slide rail, the loop bar moves downwards in the sleeve, a group of fixture blocks are arranged at the upper parts of the two sides of the loop bar, the PTC heater main body moving out of the sealing box is loaded through the connection of the fixture blocks and the clamping grooves at the inner side of, the PTC heater main body is convenient to take out and replace, and the use is convenient.
(2) The utility model has the advantages that the waterproof performance of the sealing box is improved by arranging the epoxy resin adhesive layer, the sealing ring, the laminating rubber ring, the conductive hole and the insulating conductive column, the effect of conveniently wiring the PTC heater is achieved, the problems that the waterproof device is not ideal in use effect when the PTC heater is waterproofed and the wiring for the PTC heater is inconvenient are solved, a group of wire holes are arranged at the upper end of the sealing box near the two sides of the middle part, a group of conductive holes are arranged at the upper part of the front surface of the sealing box near the two sides of the middle part, the power wire extends into the conductive holes from the wire holes, the electrode ends arranged at the two sides of the upper end of the main body of the PTC heater extend into the conductive holes, inward force is applied to the pushing handle, the insulating conductive column which is connected with the middle part in the circular ring in a penetrating way enters the conductive, be convenient for carry out the wiring to PTC heater main part, and simultaneously, the downthehole sealing washer that is provided with of line, carry out sealing process to the line hole, and the sealing washer passes through epoxy adhesive layer and the inboard bonding connection in line hole, utilize the epoxy adhesive layer to carry out sealing process to the small gap that leaves between sealing washer and the line hole, help improving the waterproof performance of seal box, and be provided with laminating rubber circle in the sealing washer inboard, be connected through the laminating between laminating rubber circle and the power cord, the gap degree between power cord and the line hole has been reduced, further improve the waterproof performance of seal box, carry out safety protection to PTC heater main part.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is an enlarged schematic view of the present invention at A in FIG. 1;
FIG. 3 is a schematic view of the inside of the wire hole of the present invention looking down;
FIG. 4 is a schematic view of the front surface structure of the mounting plate of the present invention;
fig. 5 is a schematic bottom view of the inside of the casing according to the present invention.
The reference numbers in the figures are: 1. mounting a plate; 2. a lead-out port; 3. a cover plate; 4. a PTC heater main body; 5. a loop bar; 6. a sealing box; 7. a power line; 8. a wire hole; 9. an electrode terminal; 10. a conductive via; 11. pushing the handle; 12. an insulating conductive post; 13. a circular ring; 14. an epoxy resin adhesive layer; 15. a seal ring; 16. attaching a rubber ring; 17. a limiting block; 18. a sleeve; 19. a slider; 20. a slide rail; 21. a card slot; 22. a clamping block; 23. a connecting rod.
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.
As shown in fig. 1-5, the utility model provides a technical solution: a waterproof sealing device of a PTC heater comprises a sealing box 6, a group of line holes 8 are formed in the top of the sealing box 6 close to the two sides of the middle, the inner sides of the line holes 8 are connected with a sealing ring 15 in an adhesive mode through an epoxy resin adhesive layer 14, a laminated rubber ring 16 is arranged on the inner side of the sealing ring 15, a power line 7 is arranged in the middle of the laminated rubber ring 16, a group of conductive holes 10 are arranged on the upper portion of the front surface of the sealing box 6 close to the two sides of the middle, an insulated conductive column 12 is arranged in the middle of the conductive holes 10, the insulated conductive column 12 is connected with the middle of the inner portion of a circular ring 13 in a penetrating mode, the circular ring 13 is connected inside the conductive holes 10 in a threaded mode, a pushing handle 11 is welded in the center of the front surface of the insulated conductive column 12, a guide outlet 2 is formed in the, the two sides of the bottom end of the PTC heater main body 4 are fixedly connected with the lower part of the inner side of the loop bar 5 through a connecting rod 23, the central position of the rear end of the PTC heater main body 4 is fixedly connected with a slide block 19, the slide block 19 is connected with the inner sides of slide rails 20 arranged on the two sides of the middle part of the front surface of the mounting plate 1 in a sliding way, the two sides of the upper end of the PTC heater main body 4 are provided with electrode ends 9, the electrode ends 9 extend into the conductive holes 10, the model of the PTC heater main body 4 is SRC016, a group of wire holes 8 are arranged on the upper end of the sealing box 6 close to the two sides of the middle part, a group of conductive holes 10 are arranged on the upper part of the front surface of the sealing box 6 close to the two sides of the middle part, a power wire 7 extends into the conductive holes 10 from the wire holes 8, the electrode ends 9 arranged on the two sides, the power line 7 is in contact connection with the electrode end 9, so that the power line 7 is electrically connected with the electrode end 9, the PTC heater main body 4 is convenient to wire, meanwhile, a sealing ring 15 is arranged inside the wire hole 8, the wire hole 8 is sealed, the sealing ring 15 is in bonding connection with the inner side of the wire hole 8 through an epoxy resin adhesive layer 14, a tiny gap reserved between the sealing ring 15 and the wire hole 8 is sealed through the epoxy resin adhesive layer 14, the waterproof performance of the sealing box 6 is improved, a laminating rubber ring 16 is arranged on the inner side of the sealing ring 15, the gap degree between the power line 7 and the wire hole 8 is reduced through the laminating connection between the laminating rubber ring 16 and the power line 7, the waterproof performance of the sealing box 6 is further improved, the PTC heater main body 4 is protected safely, sleeve rods 5 are connected with the two sides of the front surface of the mounting plate 1 in a sleeved mode through a sleeve, the bottom end of the loop bar 5 is fixedly connected with two sides of the upper end of the cover plate 3, two sides of the upper end of the loop bar 5 are fixedly connected with a group of fixture blocks 22, the fixture blocks 22 are connected with clamping grooves 21 arranged on two sides of the bottom end of the sleeve 18 in a clamping manner, the top of the sleeve 18 is fixedly connected with two sides of the bottom end of the fixture block 17, the fixture block 17 is welded and connected with the central position of the upper part of the front surface of the mounting plate 1, when the damaged PTC heater main body 4 is replaced, an outward force is applied to the cover plate 3 to separate the cover plate 3 from the outlet 2, the PTC heater main body 4 is connected with the lower part of the inner side of the loop bar 5 through a connecting rod 23, when a downward force is applied to the cover plate 3, the loop bar 5 applies a downward force to the PTC heater main body 4 through the connecting rod 23 to enable the slide block 19 to move downwards in the inner side, through the connection of the clamping block 22 and the clamping groove 21 on the inner side of the sleeve 18, the PTC heater main body 4 moved out of the sealing box 6 is loaded, the PTC heater main body 4 is convenient to take out and replace, and the use is convenient.
The working principle is as follows: when in use, a group of wire holes 8 are arranged at the upper end of the sealing box 6 close to the two sides of the middle part, a group of conductive holes 10 are arranged at the upper part of the front surface of the sealing box 6 close to the two sides of the middle part, the power wire 7 extends into the conductive holes 10 from the wire holes 8, the electrode ends 9 arranged at the two sides of the upper end of the PTC heater main body 4 extend into the conductive holes 10, inward force is applied to the pushing handle 11, so that the insulating conductive columns 12 which are connected with the middle part in the circular ring 13 in a penetrating way enter the conductive holes 10, the power wire 7 is in contact connection with the electrode ends 9, the power wire 7 is electrically connected with the electrode ends 9, the PTC heater main body 4 is convenient to wire connection, meanwhile, the sealing ring 15 is arranged in the wire holes 8, the sealing treatment is carried out on the wire holes 8, the sealing ring 15 is in bonding connection with the inner sides of the wire holes 8 through the epoxy resin, the waterproof performance of the sealing box 6 is improved, the adhesive rubber ring 16 is arranged on the inner side of the sealing ring 15, the gap degree between the power line 7 and the line hole 8 is reduced through the adhesive connection between the adhesive rubber ring 16 and the power line 7, the waterproof performance of the sealing box 6 is further improved, the PTC heater main body 4 is protected safely, when the damaged PTC heater main body 4 is replaced, an outward force is applied to the cover plate 3, so that the cover plate 3 is separated from the lead-out opening 2, the PTC heater main body 4 is connected with the lower part of the inner side of the sleeve rod 5 through the connecting rod 23, when the cover plate 3 is applied with a downward force, the sleeve rod 5 applies a downward force to the PTC heater main body 4 through the connecting rod 23, so that the sliding block 19 moves downwards on the inner sides of the sliding rails 20 arranged on the two sides of the front surface of the mounting plate 1, and the sleeve rod 5 moves downwards in the sleeve 18 arranged on, and a group of fixture blocks 22 are arranged at the upper parts of the two sides of the loop bar 5, and the PTC heater main body 4 moved out of the sealing box 6 is loaded by the connection of the fixture blocks 22 and the clamping grooves 21 on the inner side of the sleeve 18, so that the PTC heater main body 4 can be conveniently taken out and replaced, and the use is convenient.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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 (7)
1. A waterproof sealing device of a PTC heater comprises a sealing box (6), and is characterized in that: the top of the sealing box (6) is close to two sides of the middle part and is provided with a group of line holes (8), the inner sides of the line holes (8) are connected with a sealing ring (15) in an adhesive mode through an epoxy resin adhesive layer (14), the inner side of the sealing ring (15) is provided with a laminated rubber ring (16), the middle part in the laminated rubber ring (16) is provided with a power line (7), the upper part of the front surface of the sealing box (6) is close to two sides of the middle part and is provided with a group of conductive holes (10), the middle part in the conductive holes (10) is provided with an insulated conductive post (12), the central position of the front surface of the insulated conductive post (12) is welded with a push handle (11), the middle part of the bottom end of the sealing box (6) is provided with a conductive port (2), the outer part of the conductive port (2) is clamped with a cover plate (3), the middle, and the bottom end of the loop bar (5) is fixedly connected with the two sides of the upper end of the cover plate (3).
2. A waterproof sealing device of a PTC heater according to claim 1, wherein: a group of clamping blocks (22) are fixedly connected to two sides of the upper end of the loop bar (5), and the clamping blocks (22) are connected with clamping grooves (21) formed in two sides of the bottom end of the sleeve (18) in a clamping mode.
3. A waterproof sealing device of a PTC heater according to claim 1, wherein: the top of the sleeve (18) is fixedly connected to two sides of the bottom end of the limiting block (17), and the limiting block (17) is connected to the center of the upper portion of the front surface of the mounting plate (1) in a welding mode.
4. A waterproof sealing device of a PTC heater according to claim 1, wherein: the insulating conductive column (12) is connected to the inner middle part of the circular ring (13) in a penetrating mode, and the circular ring (13) is connected to the inner part of the conductive hole (10) in a threaded mode.
5. A waterproof sealing device of a PTC heater according to claim 1, wherein: the front end of the mounting plate (1) is movably connected with a PTC heater main body (4), and two sides of the bottom end of the PTC heater main body (4) are fixedly connected with the lower part of the inner side of the loop bar (5) through a connecting rod (23).
6. A waterproof sealing device of a PTC heater according to claim 5, wherein: the PTC heater is characterized in that a sliding block (19) is fixedly connected to the central position of the rear end of the PTC heater main body (4), and the sliding block (19) is connected to the inner sides of sliding rails (20) arranged on the two sides of the middle part of the front surface of the mounting plate (1) in a sliding mode.
7. A waterproof sealing device of a PTC heater according to claim 5, wherein: electrode ends (9) are arranged on two sides of the upper end of the PTC heater main body (4), and the electrode ends (9) extend into the conductive holes (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921516651.0U CN210807680U (en) | 2019-09-11 | 2019-09-11 | Waterproof sealing device of PTC heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921516651.0U CN210807680U (en) | 2019-09-11 | 2019-09-11 | Waterproof sealing device of PTC heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210807680U true CN210807680U (en) | 2020-06-19 |
Family
ID=71229719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921516651.0U Expired - Fee Related CN210807680U (en) | 2019-09-11 | 2019-09-11 | Waterproof sealing device of PTC heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210807680U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113115560A (en) * | 2021-03-12 | 2021-07-13 | 德州学院 | Big data computer network safety device |
-
2019
- 2019-09-11 CN CN201921516651.0U patent/CN210807680U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113115560A (en) * | 2021-03-12 | 2021-07-13 | 德州学院 | Big data computer network safety device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200619 |