CN219573303U - Intermediate frequency furnace reactor temperature monitoring device - Google Patents

Abstract

The utility model discloses a temperature monitoring device for an intermediate frequency furnace reactor, which is used for preventing the reactor from being damaged by high temperature by monitoring and controlling the temperature of the reactor. The device comprises a patch type temperature sensor, a temperature display instrument and an electric control assembly, wherein the patch type temperature sensor is attached to the reactor coil, the patch type temperature sensor is electrically connected with the temperature display instrument, and the temperature display instrument is electrically connected with the reactor coil through the electric control assembly; when the temperature display is in a first state, the power control component controls the reactor coil to be powered off.

Description

Intermediate frequency furnace reactor temperature monitoring device

Technical Field

The utility model belongs to the field of demagnetizing equipment, and particularly relates to a temperature monitoring device for an intermediate frequency furnace reactor.

Background

In the process of carrying out corrosion prevention construction on the inside and the outside of a steel pipe, ensuring the effective and stable operation of an intermediate frequency furnace is a key element of the technical process. The traditional intermediate frequency furnace relies on the reactor to stabilize the furnace condition, adopts the cooling water circulation mode to cool down in the reactor operation process to prevent it from being damaged by high temperature. The coil winding of the reactor is communicated with the cooling water pipeline, and the coil and the cooling pipeline are easy to be corroded, damaged and the like due to long-term operation in a high-temperature environment, so that the damage such as cooling water leakage and voltage loss occurs, and the reactor coil is easy to dry fire once the cooling fails. In order to monitor the reactor and the cooling pipeline thereof, a traditional monitoring mode is to set a professional to observe and measure regularly so as to monitor the temperature of the reactor; because personnel effort and measuring tool precision are limited, the real working condition temperature cannot be timely reflected in the process of using the reactor, and therefore the control and protection of the reactor are difficult to ensure.

Disclosure of Invention

Based on the background technology, the utility model provides the temperature monitoring device for the reactor of the intermediate frequency furnace, which prevents the reactor from being damaged by high temperature by monitoring and controlling the temperature of the reactor.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

the device comprises a patch type temperature sensor, a temperature display and an electric control assembly, wherein the patch type temperature sensor is attached to the reactor coil, the patch type temperature sensor is electrically connected with the temperature display, and the temperature display is electrically connected with the reactor coil through the electric control assembly; when the temperature display is in a first state, the power control component controls the reactor coil to be powered off.

Further, the electricity control assembly comprises an intermediate relay and an alternating current contactor, wherein the intermediate relay is electrically connected with the temperature display instrument, and the intermediate relay is electrically connected with the reactor coil through the alternating current contactor; when the temperature display instrument is in a first state, the intermediate relay controls the alternating current contactor to be powered off, and when the alternating current contactor is powered off, the reactor coil is powered off.

Further, intermediate frequency furnace reactor temperature control device still includes fixed clamp, fixed clamp demountable installation is in on the reactor coil, be provided with the constant head tank on the fixed clamp, the paster type temperature sensor keep away from with one side demountable installation of reactor coil laminating is in the constant head tank.

Further, a heat insulation pad is arranged on the fixing clamp, and the heat insulation pad can cover at least one side, contacted with the fixing clamp, of the patch type temperature sensor.

Further, the fixing clamp comprises a first clamp body and a second clamp body, and the first clamp body and the second clamp body are symmetrically arranged; the opposite surfaces of the first hoop body and the second hoop body are respectively provided with semicircular grooves in an inward concave manner, and hoop necks are formed between the edges of the semicircular grooves and the two ends of the fixing hoops along the axial direction of the semicircular grooves.

Further, the positioning groove is axially formed on the opposite surfaces of the first hoop body and the second hoop body along the semicircular groove, and the part, adjacent to the positioning groove, of the hoop neck is axially formed with a wire guide groove along the semicircular groove.

Further, hinge seats are respectively arranged on one sides of the first hoop body, which are opposite to the second hoop body, and the hinge seats are hinged through bearings.

Further, the first hoop body with the second hoop body is kept away from one side of articulated seat is provided with the screw rod connecting seat respectively, the screw rod connecting seat passes through the screw rod cooperation and is connected, in order to right fixed clamp carries out the elasticity regulation.

By adopting the technical scheme, compared with the prior art, the utility model has at least the following beneficial effects:

the temperature display device detects the temperature of the reactor coil in real time through the patch type temperature sensor and displays the temperature data of the reactor coil, so that the labor cost is saved and the error of manual measurement is reduced; meanwhile, the temperature display instrument automatically controls the power on of the reactor coil through the power control assembly so as to protect the reactor coil from being burnt by high temperature and ensure the power utilization safety; the fixing clamp enables the surface-mounted temperature sensor to be tightly attached to the reactor coil, and prevents the induction end of the surface-mounted temperature sensor from generating a gap with the reactor coil due to deformation or degumming in a high-temperature environment for a long time; the heat insulation pad on the fixing clamp can prevent other heat sources except the reactor coil from causing heat radiation interference to the patch type temperature sensor.

Drawings

Fig. 1 is a schematic structural diagram of a temperature monitoring device for an intermediate frequency furnace reactor according to an embodiment.

Fig. 2 is an electrical schematic diagram of a temperature monitoring device for an intermediate frequency furnace reactor according to an embodiment.

FIG. 3 is a schematic view illustrating an assembly of a fixing clip and a patch type temperature sensor according to an embodiment.

Fig. 4 is a schematic structural view of a fixing clip according to an embodiment.

In the figure: the electric reactor comprises a reactor coil-10, a patch type temperature sensor-20, a temperature display-30, an electricity control assembly-40, an intermediate relay-41, an alternating current contactor-42, a fixing clamp-50, a positioning groove-501, a heat insulation pad-51, a first clamp body-52, a second clamp body-53, a semicircular groove-54, a clamp neck-55, a wire groove-551, a hinge seat-56, a bearing-561, a screw connecting seat-57 and a screw-571.

Detailed Description

It should be noted that the embodiments of the present utility model and the features of the embodiments can be combined with each other without collision. The technical solution of the present utility model will be further described below with reference to the accompanying drawings of the embodiments of the present utility model, and the present utility model is not limited to the following specific embodiments.

It should be understood that the same or similar reference numerals in the drawings of the embodiments correspond to the same or similar components. In the description of the present utility model, it should be understood that, if directions or positional relationships indicated by terms such as "upper", "lower", "inner", "outer", "left", "right", "front", "rear", "top", "bottom", etc. are based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present utility model and simplifying the description, rather than indicating or implying that the structures or components being referred to must have a specific orientation, be constructed and operated in a specific orientation, the terms describing the positional relationships in the drawings are merely for exemplary illustration and should not be construed as limiting the present patent, and the specific meanings of the terms described above should be understood by those of ordinary skill in the art according to specific circumstances.

The utility model will be described in further detail with reference to the accompanying drawings 1-4 and the specific examples.

The embodiment discloses intermediate frequency furnace reactor temperature monitoring device to carry out temperature monitoring and control to the reactor, prevent that the reactor from being damaged by high temperature.

In a specific embodiment, as shown in fig. 1, a temperature monitoring device for an intermediate frequency furnace reactor is installed on a reactor coil 10 for use, the device comprises a patch type temperature sensor 20, a temperature display 30 and an electricity control component 40, the patch type temperature sensor 20 is attached to the reactor coil 10, and the patch type temperature sensor 20 is electrically connected with the temperature display 30; the temperature display 30 is electrically connected with the reactor coil 10 through the power control assembly 40, and when the temperature display 30 is in the first state, the power control assembly 40 controls the reactor coil 10 to be powered off.

In the use process of the intermediate frequency furnace reactor temperature monitoring device, specifically, the patch type sensor 20 can be a PT100 type temperature patch type sensor, the induction end of the patch type temperature sensor 20 is in a flake shape, and the patch type temperature sensor can be attached to any position of the reactor coil 10 for fixing by sticking an adhesive tape on one side of the induction end; the temperature display instrument 30 is of an astronomical AI-218/2181 type, the number type temperature display instrument 3 is provided with a temperature real number display and temperature setting alarm functional module, after the wiring end of the patch type temperature sensor 20 is electrically connected with the number type temperature display instrument 30, the temperature real number display module can display the temperature of the reactor coil 10 in real number, and after the temperature real number is set in a specific range, once the temperature real number caused by the cooling failure of the reactor exceeds the specific range, the temperature setting alarm module can send an alarm in the form of signals including but not limited to sound, light, electricity and the like; the power control assembly 40 is electrically connected with the electric shock of the temperature setting alarm module, and when the temperature setting alarm module alarms (when the temperature display is in the first state), the power control assembly 40 disconnects the power supply loop of the reactor coil 10 so as to prevent the reactor coil 10 from dry burning.

In a further embodiment, as shown in fig. 2, the electricity control assembly 40 includes an intermediate relay (KA) 41 and an ac contactor (KM) 42, the intermediate relay (KA) 41 is connected to the temperature indicator (AI-218/2181) 30, and is further electrically connected to the reactor coil 10 through the ac contactor (KM) 42; when the temperature display 30 is in the first state, the intermediate relay 41 controls the ac contactor 42 to be powered off, and in the case where the ac contactor 42 is powered off, the reactor coil 10 is powered off.

In the using process of the intermediate frequency furnace reactor temperature monitoring device, an intermediate relay (KA) 41 is electrically connected with an output contact of a temperature setting alarm module of a temperature display instrument 30, the intermediate relay (KA) 41 can be in 220V specification, and shares a 220V independent alternating current power supply with the temperature display instrument (AI-218/2181) 30, and as the voltage used by a reactor coil is usually far more than 220V, an alternating current contactor (KM) 42 is required to control the circuit on-off of the reactor coil; when the temperature display 30 is in the first state, that is, the alarm electric signal output by the temperature setting alarm module of the temperature display 30 can make the intermediate relay (KA) 41 control the ac contactor (KM) 42 in the heavy load current to be disconnected with the light load current, so as to improve the circuit safety and control effect of the power control assembly 40.

In a further technical scheme, as shown in fig. 3, the intermediate frequency furnace reactor temperature control device further comprises a fixed clamp 50, wherein the fixed clamp 50 is detachably arranged on the reactor coil 10; the fixing clip 50 is provided with a positioning groove 501, and a side of the patch type temperature sensor 20, which is far away from the lamination with the reactor coil 10, is detachably mounted in the positioning groove 501.

In the use process of the intermediate frequency furnace reactor temperature monitoring device, the fixing clamp 50 fixes the patch type temperature sensor on the reactor coil 10, so that the situation that the patch type temperature sensor 20 is in poor contact with the reactor coil 10 due to the fact that the patch type temperature sensor is deteriorated in high temperature or long-term use is avoided, and inaccurate real numbers and the like of temperature monitoring are avoided.

In a further embodiment, as shown in fig. 3, a heat insulation pad 51 is provided on the fixing clip 50, and the heat insulation pad 51 can cover at least a side of the patch type temperature sensor 20 contacting the fixing clip.

In the use process of the intermediate frequency furnace reactor temperature monitoring device, as the reactor coil 10 works in the intermediate frequency furnace, the patch type temperature sensor 20 is easy to receive the influence of heat radiation of other heat sources, so that the measured value deviates from the actual value; after the heat insulating pad 51 wraps the surface-mounted temperature sensor 20 away from the side that is bonded to the reactor coil 10, heat radiation from other heat sources can be blocked from affecting the surface-mounted temperature sensor 20 through the fixing clip 50. Specifically, the heat insulating mat 51 may be made of glass fiber, asbestos, aerogel blanket, or the like.

In a further technical solution, as shown in fig. 4, the fixing clip 50 includes a first clip body 52 and a second clip body 53, where the first clip body 52 and the second clip body 53 are symmetrically disposed, opposite surfaces of the first clip body 52 and the second clip body 53 are respectively recessed inwards to form a semicircular groove 54, and a collar 55 is formed between an edge of the semicircular groove 54 and two ends of the fixing clip 50 along an axial direction thereof.

In the use of this intermediate frequency furnace reactor temperature monitoring device, divide into two sets of hoop body with fixed clamp 50, can make fixed clamp 50 be convenient for install on arbitrary pipeline on reactor coil 10, and set up semicircular groove 54 and can make fixed clamp 50 and the cooling line degree of agreeing with on the reactor coil 10 higher, the hoop neck 55 at fixed clamp 50 both ends can make fixed clamp 50 and the peripheral laminating of reactor coil 10 simultaneously, prevent that fixed clamp 50 from receiving the external force effect to slide on reactor coil 10 down.

In a further embodiment, as shown in fig. 4, the positioning groove 501 may be axially formed along the semicircular groove 54 near the opposite surfaces of the first ferrule 52 and the second ferrule 53, and the ferrule neck 55 is axially formed along the semicircular groove 54 near the positioning groove 501 with a wire groove 551.

In the use of this intermediate frequency furnace reactor temperature monitoring device, with constant head tank 501 and metallic channel 551 along same axial setting, its purpose is: when the chip-type temperature sensor 20 is mounted on the reactor coil 10 in a fitting manner using the fixing clip 50, it is convenient to extend the wires of the chip-type temperature sensor 20 out of the fixing clip 50 along the wire grooves 551, preventing the wires from being damaged during the mounting process.

In a further embodiment, as shown in fig. 4, opposite sides of the first hoop body 52 and the second hoop body 53 are respectively provided with a hinge seat 56, and the hinge seat 56 is hinged by a bearing 561.

In the use process of the intermediate frequency furnace reactor temperature monitoring device, the fixed clamp 50 formed by hinging the first clamp body 52 and the second clamp body 53 can be opened and closed to rotate around the bearing 561 in a certain range, so that the structure of the fixed clamp 50 is simplified, and the fixed clamp is convenient to install and detach on a cooling pipeline of the reactor coil 10.

In a further technical solution, as shown in fig. 4, a screw connecting seat 57 is respectively provided on one side of the first hoop body 52 and the second hoop body 53 away from the hinge seat 56, screw holes are relatively provided on the screw connecting seat 57, the screw 571 is matched with the screw holes to connect the screw connecting seat 57, and the tightness of the fixing clip 50 can be adjusted in the installation process.

In the use process of the intermediate frequency furnace reactor temperature monitoring device, after the first hoop body 52 and the second hoop body 53 are combined around the hinging part, the screw 571 is screwed down to close and fix the fixing hoop 50, so that the patch type temperature sensor 20 is tightly attached to the reactor coil.

Through the implementation manner, the temperature monitoring device for the intermediate frequency furnace reactor in the embodiment achieves the following purposes: the temperature display instrument 30 monitors the temperature of the reactor coil 10 in real time through the patch type temperature sensor 20 and displays the temperature data thereof, thereby saving labor cost and reducing errors of manual measurement; meanwhile, the temperature display instrument 30 automatically controls the power on of the reactor coil 10 through the power control assembly 40, and when the temperature of the reactor coil 10 continuously rises to exceed a set value, the power off protection is implemented on the reactor coil 10 by the power control assembly 40, so that the reactor coil 10 is prevented from being burned dry under the power on condition, and the power utilization safety is ensured; the fixing clamp 50 is used for fixing the patch type temperature sensor 20, and assisting the patch type temperature sensor to be firmly attached to the surface of the reactor coil 10, so that inaccurate measured data caused by falling or gaps is prevented; the heat insulation pad 51 on the fixing clamp 50 surrounds and protects the patch type temperature sensor 20, prevents heat radiation of other heat sources in the intermediate frequency furnace from being transmitted to the patch type temperature sensor, further protects the patch type temperature sensor 20, and improves monitoring accuracy of the patch type temperature sensor.

It is to be understood that the above examples of the present utility model are provided by way of illustration only and not by way of limitation of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (8)

1. The utility model provides an intermediate frequency furnace reactor temperature monitoring device installs and uses its characterized in that on the reactor coil: the temperature sensor is attached to the reactor coil, the patch type temperature sensor is electrically connected with the temperature display, and the temperature display is electrically connected with the reactor coil through the electric control component; when the temperature display is in a first state, the power control component controls the reactor coil to be powered off.

2. The intermediate frequency furnace reactor temperature monitoring device according to claim 1, wherein: the electric control assembly comprises an intermediate relay and an alternating current contactor, the intermediate relay is electrically connected with the temperature display instrument, and the intermediate relay is electrically connected with the reactor coil through the alternating current contactor; when the temperature display instrument is in a first state, the intermediate relay controls the alternating current contactor to be powered off, and when the alternating current contactor is powered off, the reactor coil is powered off.

3. The intermediate frequency furnace reactor temperature monitoring device according to any one of claims 1-2, wherein: the intermediate frequency furnace reactor temperature control device further comprises a fixing clamp, the fixing clamp is detachably mounted on the reactor coil, a positioning groove is formed in the fixing clamp, and the surface-mounted temperature sensor is detachably mounted on one side, far away from the surface-mounted temperature sensor, of the reactor coil, and is attached to the reactor coil.

4. A device for monitoring the temperature of an intermediate frequency furnace reactor according to claim 3, wherein: the fixing clamp is provided with a heat insulation pad, and the heat insulation pad can cover at least one side of the patch type temperature sensor, which is in contact with the fixing clamp.

5. The intermediate frequency furnace reactor temperature monitoring device according to claim 4, wherein: the fixed clamp comprises a first clamp body and a second clamp body, wherein the first clamp body and the second clamp body are symmetrically arranged, the opposite surfaces of the first clamp body and the second clamp body are respectively inwards sunken to form semicircular grooves, and the edges of the semicircular grooves and the two ends of the fixed clamp form clamp necks along the axial direction of the semicircular grooves.

6. The intermediate frequency furnace reactor temperature monitoring device according to claim 5, wherein: the positioning groove is axially formed on the opposite surfaces of the first hoop body and the second hoop body along the semicircular groove, and the part, adjacent to the positioning groove, of the hoop neck is axially formed with a wire guide groove along the semicircular groove.

7. The intermediate frequency furnace reactor temperature monitoring device according to claim 6, wherein: and the opposite sides of the first hoop body and the second hoop body are respectively provided with a hinge seat, and the hinge seats are hinged through bearings.

8. The intermediate frequency furnace reactor temperature monitoring device according to claim 7, wherein: the first hoop body with the second hoop body is kept away from one side of articulated seat is provided with the screw rod connecting seat respectively, the screw rod connecting seat passes through the screw rod cooperation and connects, in order to right the fixed clamp carries out the elasticity regulation.