CN215933522U - Temperature and pressure combination switch with power-off protection structure - Google Patents
Temperature and pressure combination switch with power-off protection structure Download PDFInfo
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- CN215933522U CN215933522U CN202122423139.5U CN202122423139U CN215933522U CN 215933522 U CN215933522 U CN 215933522U CN 202122423139 U CN202122423139 U CN 202122423139U CN 215933522 U CN215933522 U CN 215933522U
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- temperature
- switch shell
- current sensor
- protection structure
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Abstract
The utility model discloses a temperature and pressure combination switch with a power-off protection structure, which comprises a switch shell; the switch comprises a switch shell, a base, a spring, a loop bar, a spring fixing plate and a clamping plate, wherein the top and the bottom of the switch shell are provided with current sensors, the surfaces of the top and the bottom of the switch shell are provided with mounting holes, the inner parts of the mounting holes are provided with clamping plates, the reverse side of the current sensor is provided with the base, two ends of the bottom of the base are fixed on the surface of the switch shell through mounting screws, one end of each current sensor is rotatably connected through a rotating rod, the central position of the outer side of each clamping plate is provided with the spring, the outer sides of the clamping plates are positioned at two sides of the spring and provided with the loop bar, and the springs are fixed on the surfaces of the inner parts of the mounting holes; according to the utility model, the current sensor is arranged, and when the internal current of the electric wire is monitored to be overlarge, the internal structure of the compound switch is controlled to close the circuit according to the monitoring result of the current sensor, so that the damage of internal parts of the compound switch caused by circuit faults is avoided, and the potential safety hazard is avoided.
Description
Technical Field
The utility model relates to the technical field of compound switches, in particular to a temperature and pressure compound switch with a power-off protection structure.
Background
The compound switch is formed by connecting a high voltage-resistant heavy-current thyristor with a contact of a magnetic latching relay in parallel, automatically searching an optimal input point and an optimal cutting point through microcomputer control, realizing voltage zero-crossing input and current zero-crossing cutting, instantly completing switching by the thyristor, and completing the operation of through-current by the magnetic latching relay through pulse voltage triggering to make the contact attract, so that the compound switch is needed to be used when a circuit is protected.
The existing compound switch has the following defects:
1. when the existing compound switch is used for a long time and equipment connected with the compound switch is subjected to primary selection short-circuit fault, the overload of a circuit is large, and therefore, internal parts of the compound switch are damaged, and potential safety hazards are caused.
2. The wire is fixed inside the existing compound switch, and after the compound switch is used for a long time, the fixing mode is used again to loosen, so that the wire falls off, and a line fault is caused.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a temperature and pressure combination switch with a power-off protection structure, so as to solve the problems mentioned in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme: a temperature and pressure compound switch with a power-off protection structure comprises a switch shell; the top and the bottom of the switch shell are provided with current sensors, the surfaces of the top and the bottom of the switch shell are provided with mounting holes, and clamping plates are arranged in the mounting holes;
the reverse side of the current sensor is provided with a base, two ends of the bottom of the base are fixed on the surface of a switch shell through mounting screws, and one end of the current sensor is rotatably connected through a rotating rod;
the spring is arranged in the center of the outer side of the clamping plate, loop bars are arranged on the outer side of the clamping plate and located on two sides of the spring, and the spring is fixed on the inner surface of the mounting hole.
Preferably, a switch push rod is arranged at the center of the front side of the switch shell, fixing screws are arranged at the top end and the low end of the front side of the switch shell, one end of each fixing screw extends into the corresponding mounting hole, a sleeve is arranged at the position, corresponding to the loop bar, in the corresponding mounting hole, a temperature and pressure sensor is arranged in the switch shell, and the type of the temperature and pressure sensor is an AE-T high-temperature pressure sensor.
Preferably, the switch shell is provided with a mounting block on the back side, and a mounting groove is formed in the center of the back side of the mounting block.
Preferably, a sleeve is arranged at the position, corresponding to the loop bar, in the mounting hole, and the loop bar is sleeved in the sleeve.
Preferably, one side of the surface of the current sensor is provided with a fixed block, and the fixed blocks are fixedly installed through a fixing mechanism.
Preferably, the fixing mechanism comprises a screw rod and a nut, the screw rod penetrates through the fixing block, and the nut is installed on the surface of one end of the nut through a threaded structure.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the current sensor is arranged, and when the internal current of the electric wire is monitored to be overlarge, the internal structure of the compound switch is controlled to close the circuit according to the monitoring result of the current sensor, so that the damage of internal parts of the compound switch caused by circuit faults is avoided, and the potential safety hazard is avoided.
2. According to the utility model, the clamping plate is arranged, so that when the electric wire is fixed in the compound switch, the electric wire is clamped through the clamping plate, and the phenomenon that the electric wire is loosened and falls off in the long-term use process is ensured, so that the fault of the whole circuit is avoided.
Drawings
FIG. 1 is a side view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is an enlarged view of A of FIG. 2 according to the present invention;
FIG. 5 is an enlarged view of B of FIG. 3 according to the present invention;
fig. 6 is an enlarged schematic view of C of fig. 1 according to the present invention.
In the figure: 1. a switch housing; 101. a switch push rod; 102. fixing screws; 103. a sleeve; 104. mounting holes; 105. a temperature pressure sensor; 2. a current sensor; 201. a base; 202. mounting screws; 203. a fixed block; 3. a clamping plate; 301. a spring; 302. a loop bar; 4. a fixing mechanism; 401. a screw; 402. a nut; 5. mounting blocks; 501. and (4) mounting the groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-6, an embodiment of the present invention is shown: a temperature and pressure combination switch with a power-off protection structure comprises a switch shell 1; the top and the bottom of the switch shell 1 are provided with current sensors 2, the top and the bottom surfaces of the switch shell 1 are provided with mounting holes 104, and clamping plates 3 are arranged in the mounting holes 104;
a base 201 is arranged on the reverse side of the current sensor 2, two ends of the bottom of the base 201 are fixed on the surface of the switch shell 1 through mounting screws 202, and one end of the current sensor 2 is rotatably connected through a rotating rod;
a spring 301 is arranged at the center of the outer side of the clamping plate 3, loop bars 302 are arranged on the outer side of the clamping plate 3 and positioned on two sides of the spring 301, and the spring 301 is fixed on the inner surface of the mounting hole 104;
specifically, as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, when in use, a person first fixes the current sensor 2 at the top and bottom positions of the switch housing 1 by the mounting screw 202, then the person extends the electric wire through the current sensor 2 to the inside of the mounting hole 104 for mounting, by providing the current sensor 2, when the internal current of the electric wire is monitored to be excessive, the internal structure of the compound switch is controlled to close the circuit by the monitoring result of the current sensor 2, thereby avoiding the damage of the internal parts of the compound switch caused by the circuit fault and avoiding the occurrence of the potential safety hazard, when the electric wire is mounted, the person clamps the surface of the electric wire by the mutual cooperation of the clamping plate 3 and the spring 301 to prevent the electric wire from loosening, by providing the clamping plate 3, when the electric wire is fixed inside the compound switch, the electric wire is clamped by the clamping plate 3, therefore, the phenomenon that the electric wire is loosened and falls off in the long-term use process is ensured, and the fault of the whole line is avoided.
Further, a switch push rod 101 is arranged at the center of the front face of the switch shell 1, fixing screws 102 are arranged at the top end and the low end of the front face of the switch shell 1, one end of each fixing screw 102 extends into the corresponding mounting hole 104, a sleeve 103 is arranged in the corresponding mounting hole 104 and is located at the position corresponding to the sleeve 302, a temperature and pressure sensor 105 is arranged in the switch shell 1, and the type of the temperature and pressure sensor 105 is an AE-T high-temperature pressure sensor;
specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 6, after the person puts the electric wire into the mounting hole 104, the person fixes the electric wire by the fixing screw 102, and then connects the power supply by the switch push rod 101, and simultaneously monitors the ambient temperature and pressure by the temperature and pressure sensor 105.
Further, the reverse side of the switch shell 1 is provided with an installation block 5, and the center of the reverse side of the installation block 5 is provided with an installation groove 501;
specifically, as shown in fig. 1, before the person installs the electric wires, the person installs the electric wires to a specified position through an installation groove 501 on the reverse side of the installation block 5, and fixes the switch housing 1.
Further, a sleeve 103 is arranged in the mounting hole 104 at a position corresponding to the loop bar 302, and the loop bar 302 is sleeved in the sleeve 103;
specifically, as shown in fig. 4, when a person installs the electric wire in the installation hole 104, the clamping plate 3 clamps the electric wire, and the sleeve rod 302 in the sleeve 103 interacts with each other to prevent the clamping plate 3 from shaking up and down.
Further, one side of the surface of the current sensor 2 is provided with fixed blocks 203, and the fixed blocks 203 are fixedly installed through a fixing mechanism 4;
specifically, as shown in fig. 4, the current sensor 2 is fixedly attached to a fixing block 203 at one end by using a fixing mechanism 4.
Further, the fixing mechanism 4 comprises a screw 401 and a nut 402, the screw 401 penetrates through the fixing block 203, and the nut 402 is mounted on the surface of one end of the nut 402 through a thread structure;
specifically, as shown in fig. 4, after the screw 401 penetrates the fixing block 203, the screw is fixedly mounted on one end of the screw 401 using a nut 402, so that the current sensor 2 is fixed on the surface of the wire.
The working principle is as follows: when the combined switch is used, before a person installs an electric wire, the person installs the combined switch at a designated position through the installation groove 501 on the reverse side of the installation block 5, the switch shell 1 is fixed, then the person fixes the current sensor 2 at the top and bottom positions of the switch shell 1 through the installation screw 202, then the person extends the electric wire to the inside of the installation hole 104 through the current sensor 2 for installation, then the current sensor 2 fixedly installs the fixed block 203 at one end through the fixing mechanism 4, after the screw 401 penetrates through the fixed block 203, then the screw 402 is fixedly installed at one end of the screw 401, so that the current sensor 2 is fixed on the surface of the electric wire, through the arrangement of the current sensor 2, when the internal current of the electric wire is monitored to be overlarge, the internal structure of the combined switch is controlled to close a circuit through the monitoring result of the current sensor 2, and therefore, the damage of internal parts of the combined switch caused by circuit faults is avoided, thereby stop the emergence of potential safety hazard, when carrying out the electric wire installation, personnel press from both sides tight fixedly through the tight board of clamp 3 and spring 301 mutually support to the electric wire surface, simultaneously through the inside loop bar 302 interact of sleeve 103, prevent tight board 3 from rocking from top to bottom, prevent that the electric wire from taking place not hard up, through having set up tight board 3, when fixing the electric wire inside blend switch, press from both sides tight the electric wire through tight board 3, thereby guaranteed that the electric wire can not take place not hard up obscission in long-term use, consequently, whole circuit has been avoided breaking down, place into mounting hole 104 at personnel with the electric wire afterwards, personnel install fixedly through fixed screw 102 the electric wire, connect the power through switch push rod 101 after that, temperature and pressure sensor 105 monitoring temperature and pressure on every side simultaneously.
The utility model is not described in detail, but is well known to those skilled in the art.
Finally, it is to be noted that: although the present invention has been described in detail with reference to examples, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (6)
1. A temperature and pressure combination switch with a power-off protection structure comprises a switch shell (1); the method is characterized in that: the top and the bottom of the switch shell (1) are provided with current sensors (2), the surfaces of the top and the bottom of the switch shell (1) are provided with mounting holes (104), and clamping plates (3) are arranged in the mounting holes (104);
the reverse side of the current sensor (2) is provided with a base (201), two ends of the bottom of the base (201) are fixed on the surface of the switch shell (1) through mounting screws (202), and one end of the current sensor (2) is rotatably connected through a rotating rod;
the spring (301) is arranged in the center of the outer side of the clamping plate (3), sleeve rods (302) are arranged on the two sides, located on the two sides of the spring (301), of the outer side of the clamping plate (3), and the spring (301) is fixed on the inner surface of the mounting hole (104).
2. The temperature-pressure combination switch with the power-off protection structure as claimed in claim 1, wherein: switch shell (1) openly central point puts and is equipped with switch push rod (101), and switch shell (1) openly top and low side are equipped with set screw (102), and set screw (102) one end extend to inside and the mounting hole (104) of mounting hole (104) inside be located loop bar (302) and correspond the department and be equipped with sleeve (103), and switch shell (1) inside is equipped with temperature pressure sensor (105).
3. The temperature-pressure combination switch with the power-off protection structure as claimed in claim 1, wherein: the switch shell (1) reverse side is equipped with installation piece (5), and installation piece (5) reverse side central point department is equipped with mounting groove (501).
4. The temperature-pressure combination switch with the power-off protection structure as claimed in claim 1, wherein: a sleeve (103) is arranged in the mounting hole (104) and at the position corresponding to the loop bar (302), and the loop bar (302) is sleeved in the sleeve (103).
5. The temperature-pressure combination switch with the power-off protection structure as claimed in claim 1, wherein: one side of the surface of the current sensor (2) is provided with a fixed block (203), and the fixed blocks (203) are fixedly installed through a fixing mechanism (4).
6. The temperature-pressure combination switch with the power-off protection structure as claimed in claim 5, wherein: the fixing mechanism (4) comprises a screw rod (401) and a nut (402), the screw rod (401) penetrates through the fixing block (203), and the nut (402) is installed on the surface of one end of the nut (402) through a thread structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122423139.5U CN215933522U (en) | 2021-10-09 | 2021-10-09 | Temperature and pressure combination switch with power-off protection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122423139.5U CN215933522U (en) | 2021-10-09 | 2021-10-09 | Temperature and pressure combination switch with power-off protection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215933522U true CN215933522U (en) | 2022-03-01 |
Family
ID=80407984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122423139.5U Active CN215933522U (en) | 2021-10-09 | 2021-10-09 | Temperature and pressure combination switch with power-off protection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215933522U (en) |
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2021
- 2021-10-09 CN CN202122423139.5U patent/CN215933522U/en active Active
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