CN220852227U - Controller - Google Patents

Abstract

The application relates to the technical field of electrical elements and discloses a controller, which comprises a shell, wherein a temperature sensing strip is arranged on the shell, a moving contact is arranged on the temperature sensing strip, a fixed contact is arranged on the shell, and the temperature sensing strip can deform along with temperature; when the fuel gas ignites, the temperature sensing strip drives the movable contact to separate from the fixed contact; when the gas is not ignited, the temperature sensing strip drives the moving contact to abut against the fixed contact, and the temperature sensing strip can deform along with temperature change; when the gas is not ignited, the temperature is normal, and the temperature sensing strip cannot deform, so that the moving contact can be abutted against the fixed contact; through separation or butt of moving contact and static contact, realize controlling the second valve to the opening and closing of gas pipeline to prevent people forget to close the gas pipeline and lead to the risk of gas leakage, reduce gas pipeline's potential safety hazard.

Description

Controller

Technical Field

The application relates to the technical field of electric elements, in particular to a controller.

Background

In daily life, people need to fire through the gas-cooker, and people are at first through rotating electric switch, and electric switch drives the valve and opens gas pipeline to electric switch drives the igniter and ignites gas, realizes the fire of gas-cooker, and when people reverse rotation electric switch, electric switch passes through the valve and realizes closing of gas pipeline, in order to prevent the problem of gas leakage.

The gas stove is characterized in that a first valve and a second valve are arranged in the gas pipeline, the first valve can be driven to be opened and closed by an electric switch, the second valve can be driven to be opened and closed by a controller, when the gas stove is required to be ignited, people need to open the second valve through the controller, and then the first valve is opened through the electric switch, so that gas can pass through the gas pipeline; the gas pipeline is controlled through the first valve and the second valve, so that the problem of gas leakage caused by the phenomenon that the first valve is damaged is solved.

The controller in the related art comprises a shell, a pressing plate is rotationally connected to the shell, a moving contact is arranged on the pressing plate, a fixed contact is arranged on the shell and is connected with one circuit, the fixed contact is connected with the other circuit, when the moving contact abuts against the fixed contact, the circuit is communicated, the second valve can be closed, and when the moving contact breaks away from the fixed contact, the circuit is disconnected, so that the second valve is opened.

When people use fuel gas, the electric switch is probably only closed and forget to rotate the pressing plate, so that the second valve is not closed on the fuel gas pipeline, if the first valve cannot completely seal the fuel gas pipeline due to damage, the fuel gas can leak from a gap in the fuel gas pipeline, and the leaked fuel gas can encounter open fire to generate explosion to threaten the life and property safety of people, so that the gas pipeline has certain potential safety hazard.

Disclosure of utility model

In order to solve the problem that people forget to close the second valve, the application provides a controller.

The application provides a controller, which adopts the following technical scheme:

The controller comprises a shell, wherein a temperature sensing strip is arranged on the shell, a moving contact is arranged on the temperature sensing strip, a fixed contact is arranged on the shell, and the temperature sensing strip can deform along with temperature; when the fuel gas ignites, the temperature sensing strip drives the moving contact to separate from the fixed contact; when the fuel gas is not ignited, the temperature sensing strip drives the moving contact to abut against the fixed contact.

By adopting the technical scheme, as the temperature sensing strip can deform along with temperature change, when the gas is ignited, the temperature rises, the temperature sensing strip deforms towards one side direction, and the moving contact is arranged on the temperature sensing strip, so that the moving contact and the fixed contact can be separated; when the gas is not ignited, the temperature is normal, and the temperature sensing strip cannot deform, so that the moving contact can be abutted against the fixed contact; the second valve is controlled to open and close the gas pipeline by separating or abutting the movable contact and the fixed contact, so that the risk of gas leakage caused by forgetting to close the gas pipeline by people is prevented, and the potential safety hazard of the gas pipeline is reduced; meanwhile, the second valve can be automatically closed, so that the operation steps of people are reduced.

Optionally, an operation board is arranged on the temperature sensing strip, the moving contact is arranged on the operation board, and when the temperature sensing strip deforms, the moving contact is separated from the static contact.

Through adopting above-mentioned technical scheme, set up on the operation panel through the moving contact, and the operation panel can not change along with the temperature for the moving contact can be stable support to the stationary contact, reduces because of temperature sensing strip deformation and leads to the moving contact can not in time support to the stationary contact, lets moving contact and stationary contact can be stable carry out the butt, realizes the switch-on that the circuit can be stable, lets gas pipeline keep open state.

Optionally, a fixing piece is arranged on the shell, and the moving contact can be fixed on the static contact by the fixing piece.

Through adopting above-mentioned technical scheme, when the temperature sensing strip produces deformation for a long time, the temperature sensing strip can not remove original position completely after the temperature sensing strip resets to let the temperature sensing strip move the operation panel and produce certain skew, make moving contact and static contact be difficult to the butt, fix the moving contact on the static contact through the mounting, and then let the moving contact can the butt to the static contact, make the controller can use for a long time, the life of extension controller.

Optionally, the mounting includes magnet, magnet sets up on the casing, be equipped with the iron sheet on the operation panel, when magnet adsorbs the iron sheet, the moving contact butt static contact.

Through adopting above-mentioned technical scheme, set up on the casing through magnet, be equipped with the iron sheet on the operation panel for magnet can adsorb the iron sheet, thereby let the drive moving contact that the operation panel can be stable support to the stationary contact, realize that the circuit is stable connects.

Optionally, the mounting includes the fixed plate, the fixed plate rotates to be connected on the casing, temperature sensing strip and operating panel are connected to the fixed plate, when temperature sensing strip produces deformation, the fixed plate can drive moving contact butt stationary contact.

Through adopting above-mentioned technical scheme, rotate through the fixed plate and connect on the casing to fixed plate connects temperature sensing strip and operation panel, makes the temperature sensing strip can drive the fixed plate and rotates, lets the fixed plate drive moving contact butt static contact, realizes the connection of circuit.

Optionally, the operation board is provided with a supporting bar, and the supporting bar is arranged on the shell.

Through adopting above-mentioned technical scheme, set up on the casing through the support bar to the support bar sets up on the operation panel, makes the operation panel can be located the casing through the support bar is stable, when the casing produces to rock, the support bar can fix the operation panel, reduces the operation panel and produces the possibility of rocking along with the fixed plate together.

Optionally, the temperature sensing strip is equipped with the connecting strip, the connecting strip is used for connecting operation panel and temperature sensing strip, operation panel and temperature sensing strip are located the homonymy of connecting strip.

Through adopting above-mentioned technical scheme, be used for connecting operation panel and temperature sensing strip through the connecting rod, when the temperature sensing strip produces deformation towards one side, the connecting rod can produce deformation along with the temperature sensing strip towards one side together, because operation panel and temperature sensing strip are located the homonymy of connecting rod, and the operation panel can not produce deformation, the operation panel removes towards the opposite side of temperature sensing strip for operation panel and temperature sensing strip can not be in the different sides of connecting strip, reduce the overall length of casing, so that the controller is installed in less space.

Optionally, a baffle is arranged on the shell, and the baffle is positioned between the operation plate and the temperature sensing strip.

Through adopting above-mentioned technical scheme, be located between operation panel and the temperature sensing strip through the baffle, when the electric current circulates between operation panel and temperature sensing strip, the electric current is difficult for directly removing to the temperature sensing strip from operation panel, reduces the possibility that appears electric arc between operation panel and the temperature sensing strip, reduces the damage that operation panel and temperature sensing strip received.

In summary, the present application includes at least one of the following beneficial technical effects:

1. When gas is on fire, the temperature rises, the temperature sensing strip produces deformation, and the movable contact sets up on the temperature sensing strip for the movable contact separates with the static contact, and when gas is not on fire, the temperature is normal, and the temperature sensing strip can not produce deformation, makes the movable contact can the butt static contact, through the separation or the butt of movable contact and static contact, makes the second valve can control gas pipeline's the start-up to close, lets the second valve can close or open by the automation, reduces people's operating procedure, reduces gas pipeline's potential safety hazard simultaneously.

2. The movable contact can be abutted with the fixed contact through the fixing piece, so that the problem that the temperature sensing strip cannot be completely reset to the initial position after being deformed for a long time is solved, the controller can be used for a long time, and the service life of the controller is prolonged.

Drawings

Fig. 1 is a schematic structural view of embodiment 1;

FIG. 2 is a schematic view showing the structure of a baffle plate in example 1;

FIG. 3 is a schematic view showing the structure of a temperature sensing strip in example 1;

FIG. 4 is an exploded view of the salient iron sheet of example 1;

Fig. 5 is a schematic view showing the structure of a fixing plate in embodiment 2;

FIG. 6 is a schematic view showing the structure of the glass for the embodiment 2.

Reference numerals: 1. a housing; 11. an access terminal; 111. an access board; 112. a support bar; 12. a connection terminal; 121. a conductive plate; 122. a stationary contact; 13. a baffle; 14. a window; 141. glass; 2. a temperature sensing strip; 21. a connecting strip; 3. an operation panel; 31. a moving contact; 32. an adsorption tank; 321. iron sheet; 4. a fixing member; 41. a magnet; 42. a fixing plate; 421. a support rod; 422. a support hole; 423. and (5) positioning blocks.

Detailed Description

The application is described in further detail below with reference to fig. 1-6.

Example 1

The embodiment discloses a controller. Referring to fig. 1, a controller includes a housing 1.

Referring to fig. 2, an access terminal 11 and an access terminal 12 are provided in the housing 1, the access terminal 11 is connected to one circuit, and the access terminal 12 is connected to the other circuit. When the two circuits are connected, the circuit can drive the second valve to close.

Referring to fig. 3, a temperature sensing strip 2 is provided in a case 1, and the temperature sensing strip 2 is deformable with an increase in temperature. The temperature sensing strip 2 is made of two different metals, which have different degrees of deformation at the same temperature.

Referring to fig. 3, the temperature sensing strip 2 is fixedly connected to the access terminal 11, and the conductive plate 121 is fixedly connected to the output terminal 12. The static contact 122 is fixedly connected to the conductive plate 121. The end face of the temperature sensing strip 2 is fixedly connected with a connecting strip 21, the end face of the connecting strip 21 facing the temperature sensing strip 2 is fixedly connected with an operation plate 3, and the operation plate 3 and the temperature sensing strip 2 are both positioned on the same side of the connecting strip 21.

Referring to fig. 2 and 4, a moving contact 31 is fixedly connected to an end surface of the operation plate 3 facing the conductive plate 121, and the moving contact 31 can abut against the fixed contact 122. A baffle 13 is fixedly connected to the shell 1, and the baffle 13 is positioned between the temperature sensing strip 2 and the operation plate 3.

Referring to fig. 3 and 4, when the temperature sensing strip 2 is deformed, the temperature sensing strip 2 drives the connecting strip 21 to move towards one side, and the operation plate 3 and the temperature sensing strip 2 are both positioned on the same side of the connecting strip 21, so that the operation plate 3 moves towards the other side.

Referring to fig. 3 and 4, a fixing member 4 is disposed in the housing 1, and the fixing member 4 is used for making the moving contact 31 abut against the fixed contact 122. The fixing member 4 includes a magnet 41, and the magnet 41 is fixedly connected to an end surface of the conductive plate 121 facing the stationary contact 122. The end face of the operation plate 3 facing the moving contact 31 is provided with an adsorption groove 32, and the groove wall of the adsorption groove 32 is fixedly connected with an iron sheet 321. When the magnet 41 attracts the iron piece 321, the moving contact 31 abuts against the fixed contact 122.

Referring to fig. 1, a window 14 is formed in the case 1, and the window 14 is located right above the temperature sensing strip 2. Glass 141 is fixedly connected to the window 14, and the glass 141 is used for passing through the temperature.

The implementation principle of the embodiment 1 is as follows: when the temperature increases, the temperature sensing strip 2 deforms towards the direction away from the window 14, the temperature sensing strip 2 drives the connecting strip 21 to move together, and the operation plate 3 moves towards the window 14, so that the moving contact 31 and the fixed contact 122 are separated.

Example 2

Referring to fig. 5, the present embodiment is different from embodiment 1 in that an access board 111 is fixedly connected to an end surface of an access terminal 11, two support bars 112 are fixedly connected to an end surface of the access board 111, and an end surface of the support bars 112 away from the access board 111 is fixedly connected to an operation board 3. The temperature sensing strip 2 is fixedly connected to the end surface of the access plate 111 facing the operation plate 3.

Referring to fig. 5 and 6, two positioning blocks 423 are fixedly connected to an end surface of the supporting bar 112, a supporting bar 421 is fixedly connected to the positioning blocks 423, and two ends of the supporting bar 421 respectively abut against the two positioning blocks 423. The length direction of the supporting bar 421 is perpendicular to the length direction of the supporting bar 112. The fixing member 4 includes a fixing plate 42, a supporting hole 422 is formed in the fixing plate 42, and the supporting rod 421 can pass through the supporting hole 422, that is, the fixing plate 42 rotates around the supporting rod 421 as an axis. The temperature sensing strip 2 is inclined in a direction away from the window 14 and in a direction away from the access plate 111 in which the temperature sensing strip 2 is provided, and a side of the fixing plate 42 facing the temperature sensing strip 2 is lower than a side of the fixing plate 42 facing the operation plate 3.

The implementation principle of the embodiment 2 is as follows: when the temperature rises, the temperature sensing strip 2 deforms towards one side of the window 14, the temperature sensing strip 2 drives the fixed plate 42 to rotate, and the fixed plate 42 drives the operation plate 3 to move towards one side far away from the window 14, so that the movable contact 31 and the fixed contact 122 are separated.

Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs. The terms "first," "second," "third," and the like in the description and in the claims, are not used for any order, quantity, or importance, but are used for distinguishing between different elements. The terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprising" or "comprises", and the like, is intended to mean that elements or items that are present in front of "comprising" or "comprising" are included in the word "comprising" or "comprising", and equivalents thereof, without excluding other elements or items. "upper", "lower", "left", "right", etc. are used merely to denote relative positional relationships, which may also change accordingly when the absolute position of the object to be described changes.

The above embodiments are only preferred embodiments of the present application, and are not intended to limit the present application, and any modifications, equivalent substitutions, improvements, etc. within the design concept of the present application should be included in the scope of the present application.

Claims (8)

1. A controller comprising a housing (1), characterized in that: the temperature sensing strip (2) is arranged on the shell (1), the moving contact (31) is arranged on the temperature sensing strip (2), the static contact (122) is arranged on the shell (1), and the temperature sensing strip (2) can deform along with temperature; when the fuel gas ignites, the temperature sensing strip (2) drives the moving contact (31) to separate from the fixed contact (122); when the fuel gas is not ignited, the temperature sensing strip (2) drives the moving contact (31) to abut against the fixed contact (122).

2. A controller according to claim 1, wherein: the temperature sensing strip (2) is provided with an operation plate (3), the moving contact (31) is arranged on the operation plate (3), and when the temperature sensing strip (2) deforms, the moving contact (31) is separated from the fixed contact (122).

3. A controller according to claim 2, wherein: the shell (1) is provided with a fixing piece (4), and the fixing piece (4) can enable the moving contact (31) to be fixed on the fixed contact (122).

4. A controller according to claim 3, wherein: the fixing piece (4) comprises a magnet (41), the magnet (41) is arranged on the shell (1), an iron sheet (321) is arranged on the operation plate (3), and when the magnet (41) adsorbs the iron sheet (321), the moving contact (31) is abutted to the fixed contact (122).

5. A controller according to claim 3, wherein: the fixing piece (4) comprises a fixing plate (42), the fixing plate (42) is rotationally connected to the shell (1), the fixing plate (42) is connected with the temperature sensing strip (2) and the operation plate (3), and when the temperature sensing strip (2) deforms, the fixing plate (42) can drive the movable contact (31) to abut against the fixed contact (122).

6. A controller according to claim 5, wherein: the operation panel (3) is provided with a supporting bar (112), and the supporting bar (112) is arranged on the shell (1).

7. A controller according to claim 2, wherein: be equipped with connecting strip (21) on temperature sensing strip (2), connecting strip (21) are used for connecting operation board (3) and temperature sensing strip (2), operation board (3) and temperature sensing strip (2) are located the homonymy of connecting strip (21).

8. A controller according to claim 2, wherein: the shell (1) is provided with a baffle (13), and the baffle (13) is positioned between the operation plate (3) and the temperature sensing strip (2).