CN220601781U

CN220601781U - Flat plate type heating device

Info

Publication number: CN220601781U
Application number: CN202321967170.8U
Authority: CN
Inventors: 陈杰
Original assignee: Fujian Fuyonghua Electronic Material Technology Co ltd
Current assignee: Fujian Fuyonghua Electronic Material Technology Co ltd
Priority date: 2023-07-25
Filing date: 2023-07-25
Publication date: 2024-03-15
Anticipated expiration: 2033-07-25

Abstract

The utility model relates to a flat heating device, which comprises a shell and a first heating layer, wherein the shell is provided with a liquid inlet and a liquid outlet, the first heating layer is of a flat structure, the liquid inlet is provided with a heating type liquid valve, the heating type liquid valve comprises a valve body, an opening and closing device, a flow regulating device and a heating sleeve component, a valve plate and a valve rod fixed on the valve plate are arranged in the valve body, the opening and closing device comprises a fixed table fixedly connected with the top end of the valve body, a first through hole positioned in the middle of the fixed table, a connecting rod arranged in the first through hole, one end of the connecting rod is fixedly connected with the valve rod, and a handle fixedly connected with the top end of the connecting rod, the flow regulating device comprises a flow dial arranged above the fixed table and a flow pointer fixedly connected with one side surface of the connecting rod, and the heating sleeve component is detachably sleeved outside the valve body; under the action of the flow dial and the flow pointer, the valve is opened to a specified scale for regulating and controlling the flow of liquid, and the heating sleeve component can keep the valve at a certain temperature.

Description

Flat plate type heating device

Technical Field

The present utility model relates to a heating device, and more particularly, to a flat plate type heating device.

Background

The traditional quick liquid heating device is mainly provided with a tubular water channel heater, the structure is that an electric heating element is arranged on the outer side of a copper pipe or an aluminum pipe, the most used electric heating element, a resistance wire (sheet) or a PTC ceramic heating block is arranged, the metal pipe is heated by the electric heating element, the heating uniformity of liquid in the heater cannot be realized, namely the contact between the liquid and the electric heating element is uneven, meanwhile, the contact time between the liquid and the electric heating element is not long in the process of flowing the liquid in the heater, the effect that the liquid temperature meets the required temperature or the liquid temperature is uniformly distributed cannot be achieved, the power of the PTC ceramic heating block is easy to lose, the service life is short, meanwhile, the traditional quick liquid heating device is complex in structure, the material is not environment-friendly, and the physical and mental effects on a user are great. The conventional flat plate type heating apparatus solves the problems, but there is a problem that the flow rate of the liquid entering the heating apparatus cannot be effectively controlled, and also, when the temperature is relatively low, some of the inflowing liquid is relatively easy to solidify, so that the valve is relatively easy to be blocked.

Disclosure of Invention

In order to overcome the defects, the utility model provides a flat plate type heating device.

The utility model realizes the above purpose through the following technical scheme: the utility model provides a flat heating device, includes shell and first zone of heating, have inlet and liquid outlet on the shell, first zone of heating is flat structure, first zone of heating seals the connection to the shell opening and forms the heating chamber that can hold the liquid circulation, have the polylith baffle in the heating chamber and separate the heating chamber into a plurality of heating channel that supply liquid to detour circulation, the inlet is provided with the heating type liquid valve, the heating type liquid valve includes valve body, headstock gear, flow regulator and heating jacket subassembly, be provided with the valve plate in the valve body and fix valve rod on the valve plate, headstock gear include with valve body top fixed connection's fixed station, be located the first through-hole in the middle part of the fixed station, set up in the first through-hole and one end with valve rod fixed connection's connecting rod, and with connecting rod top fixed connection's handle, flow regulator including set up the flow calibrated scale of fixed station top and with a connecting rod side fixed connection's flow pointer, heating jacket subassembly detachable cover is in the outside of valve body.

Preferably, the heating jacket assembly comprises a left half jacket and a right half jacket, the two inner side walls of the left half jacket and the right half jacket are respectively provided with a second heating layer, heating wires are arranged in the second heating layers, four ends of the left half jacket and the right half jacket are respectively provided with a connecting piece with adjustable length, and connecting buckles are arranged between the connecting pieces.

Preferably, the connecting member is made of an elastic material.

Preferably, the liquid outlet is provided with a temperature measuring valve.

Preferably, the temperature measuring valve comprises a valve channel, a temperature measuring chamber and a valve control member, wherein the valve channel is of a three-way structure and comprises a first connecting hole, a second connecting hole which is opposite to the first connecting hole, and a third connecting hole which is communicated with the first connecting hole and the second connecting hole, the first connecting hole is communicated with the temperature measuring chamber, the temperature measuring chamber is communicated with the liquid outlet, a temperature sensor is arranged in the temperature measuring chamber, one end of the valve control member is installed in the third connecting hole, and the other end of the valve control member extends out of the third connecting hole and is used for controlling the communication or disconnection of the first connecting hole and the second connecting hole.

Preferably, the valve control member includes a valve core and a valve handle, the valve core is installed in the third connecting hole, and a second through hole transversely penetrating is arranged on the valve core, the second through hole is used for communicating the first connecting hole and the second connecting hole, and the valve handle is fixedly connected with the valve core and used for controlling the valve core to rotate in the third connecting hole.

Preferably, the first heating layer comprises a heat conducting plate, an insulating layer covered on the heat conducting plate, a resistance heating layer arranged on the insulating layer, and a pad conductor connected in series in the resistance heating layer, wherein the resistance heating layer is manufactured by adopting resistance slurry to form a resistance loop.

Preferably, a temperature control element is connected in series in the resistance heating layer.

Preferably, the surface of the resistance heating layer is covered with a protective film, and the protective film is manufactured by using medium slurry through screen printing and layered sintering processes.

The beneficial effects of the utility model are as follows:

1. through the heating type liquid valve that sets up, under the effect of flow calibrated scale and the flow pointer with connecting rod fixed connection, be convenient for open the valve to appointed scale and be used for adjusting the flow of control liquid, can let the valve keep certain temperature through the heating jacket subassembly that sets up, can prevent not only that the liquid that flows in from solidifying under the lower condition of temperature, can also preheat the time that the liquid that flows in reduces follow-up heating to a certain extent.

2. Through the temperature measurement valve that sets up, can effectually control the temperature of the liquid that flows, when liquid temperature does not reach required temperature, can in time close the valve or adjust heating device's power, the temperature that flows liquid can be monitored to the temperature measurement room of setting not only in addition to the effect of buffering, and liquid can not flow heating device at once in the temperature measurement room when the temperature does not reach the requirement, closes the valve or adjusts heating device for a period of time, can reduce the loss of liquid like this and can also guarantee that subsequent process does not receive a large amount of liquid that does not accord with the temperature requirement.

3. The heating condition of the resistance heating layer can be effectively monitored through the temperature control element, and the resistance heating layer can be effectively protected through the protection film.

Drawings

FIG. 1 is a schematic view of a heating device according to the present utility model;

FIG. 2 is a schematic diagram of a heated liquid valve according to the present utility model;

FIG. 3 is a top view of a heated liquid valve of the present utility model;

FIG. 4 is a schematic diagram of a temperature valve according to the present utility model;

fig. 5 is a schematic structural diagram of a second heating layer according to the present utility model.

In the figure: 1. a housing; 2. a first heating layer; 21. a heat conductive plate; 22. an insulating layer; 23. a resistive heating layer; 24. a pad conductor; 25. a temperature control element; 26. a protective film; 3. a liquid inlet; 31. a heating type liquid valve; 311. a valve body; 3111. a valve plate; 3112. a valve stem; 312. an opening and closing device; 3121. a fixed table; 3122. a first through hole; 3123. a connecting rod; 3124. a handle; 313. a flow rate adjusting device; 3131. a flow dial; 3132. a flow pointer; 314. a heating jacket assembly; 3141. a left half sleeve; 3142. a right half sleeve; 3143 a second heating layer; 3144. a connecting piece; 3145. a connecting buckle; 4. a liquid outlet; 41. a side temperature valve; 411. a valve passage; 4111. a first connection hole; 4112. a second connection hole; 4113. a third connection hole; 412. measuring a greenhouse; 4121. a temperature sensor; 413. a valve control; 4131. a valve core; 4132. a valve handle; 4133. a second through hole; 5. and heating the channel.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

As shown in fig. 1 to 3, a flat heating device comprises a housing 1 and a first heating layer 2, wherein the housing 1 is provided with a liquid inlet 3 and a liquid outlet 4, the first heating layer 2 is of a flat structure, the first heating layer 2 is used for sealing and connecting an opening of the housing 2 to form a heating chamber capable of containing liquid for circulation, and the heating chamber is provided with a plurality of baffles to divide the heating chamber into a plurality of heating channels 5 for liquid to circulate in a roundabout manner, and the flat heating device is characterized in that: the liquid inlet 3 is provided with a heating type liquid valve 31, the heating type liquid valve 31 comprises a valve body 311, an opening and closing device 312, a flow regulating device 313 and a heating jacket assembly 314, a valve plate 3111 and a valve rod 3112 fixed on the valve plate 3111 are arranged in the valve body 311, the opening and closing device 312 comprises a fixing table 3121 fixedly connected with the top end of the valve body 311, a first through hole 3122 positioned in the middle of the fixing table 3121, a connecting rod 3123 arranged in the first through hole 3122 and fixedly connected with the valve rod 3112 at one end and a handle 3124 fixedly connected with the top end of the connecting rod 3123, the flow regulating device 313 comprises a flow dial 3131 arranged above the fixing table 3121 and a flow pointer 3132 fixedly connected with one side surface of the connecting rod 3123, the heating jacket assembly 314 is detachably sleeved outside the valve body 311, the heating jacket assembly 314 comprises a left half jacket 3141 and a right half jacket 3142, two inner side walls of the left half jacket 3141 and the right half jacket 3142 are respectively provided with a second heating layer 3143, heating wires are arranged in the second heating layer 3143, the left half jacket 3141 and the right half jacket 3142 are respectively provided with a length-adjustable fastener 3144, and the length of the left half jacket 3142 and the right half jacket 3142 are respectively provided with an elastic fastener 3144, and the length of the fastener 3144 are connected. With this structure, under the action of the flow dial 3131 and the flow pointer 3132, the valve is opened to a specified scale to adjust the flow rate required by the control liquid, and the valve can be kept at a certain temperature by the heating jacket assembly 314, so that the liquid flowing in at a relatively low temperature can be prevented from solidifying, the flowing liquid can be preheated to a certain extent, the subsequent heating time can be reduced, and the connecting piece 3144 made of elastic material can be adjusted according to the size of the valve, so that the valve can be suitable for different valves.

As shown in fig. 4, the liquid outlet 4 is provided with a temperature measuring valve 41, the temperature measuring valve 41 comprises a valve channel 411, a temperature measuring chamber 412 and a valve control member 413, the valve channel 411 is of a three-way structure and comprises a first connecting hole 4111, a second connecting hole 4112 opposite to the first connecting hole 4111 and a third connecting hole 4113 communicated with the first connecting hole 4111 and the second connecting hole 4112, the first connecting hole 4111 is communicated with the temperature measuring chamber 412, the temperature measuring chamber 412 is communicated with the liquid outlet 4, the temperature measuring chamber 412 is provided with a temperature sensor 4121, one end of the valve control member 413 is installed in the third connecting hole 4113, the other end of the valve control member extends out of the third connecting hole 4113 and is used for controlling the communication or disconnection of the first connecting hole 4111 and the second connecting hole 4112, the valve control member 413 comprises a valve core 4131 and a valve handle 4132, the valve core 4131 is installed in the third connecting hole 4113, the valve core 4131 is provided with a second through hole 4133 transversely communicated with the valve core 4131, and the second through hole 4133 is used for connecting the valve core 4131 in the third connecting hole 4132 in a rotary mode. By adopting the structure, the temperature of the flowing-out liquid can be effectively monitored, when the temperature of the liquid does not reach the required temperature, the temperature measuring valve 41 can be closed in time or the power of the first heating layer 2 is regulated, the temperature measuring chamber 412 can monitor the temperature of the flowing-out liquid and has the buffer effect, when the temperature does not reach the required temperature, the liquid can not flow out of the heating device in the temperature measuring chamber 412 immediately, the temperature measuring valve 41 is closed or the power of the first heating layer 2 is regulated for a certain time, so that the loss of the liquid can be reduced, and the fact that a large amount of liquid which does not meet the temperature requirement is not received in the subsequent working procedure can be ensured.

As shown in fig. 5, the first heating layer 2 includes a heat conducting plate 21, an insulating layer 22 covering the heat conducting plate 21, a resistance heating layer 23 disposed on the insulating layer 22, and a pad conductor 24 connected in series in the resistance heating layer 23, wherein the resistance heating layer 23 is formed by adopting resistance paste to manufacture a resistance loop, a temperature control element 25 is connected in series in the resistance heating layer 23, a protective film 26 is covered on the surface of the resistance heating layer 23, and the protective film 26 is manufactured by using medium paste through screen printing and layered sintering processes. With this structure, the heating condition of the resistance heating layer 23 can be effectively monitored by the temperature control element 25 provided, and the resistance heating layer 23 can be effectively protected by the protective film 26 provided.

When the electric heating device is in operation, the connecting piece 3144 is pulled, the connecting button 3145 is buckled, the heating jacket assembly 314 is sleeved on the heating type liquid valve 31, the heating jacket assembly 314 is started to heat, the flow pointer 3132 on the flow dial 3131 is adjusted, the handle 3124 is pulled to enable the connecting rod 3123 to drive the valve rod 3112 to open the valve plate 3111, liquid starts to enter the housing 1 from the liquid inlet 3 at a certain flow rate, meanwhile, a certain operating voltage is provided for the first heating layer 2 of the electric heating device, the electric resistance heating layer 23 is started to directly heat, the liquid in the housing 1 is heated at a high speed, the heated liquid flows out of the liquid outlet 4 to the temperature measuring chamber 412, the temperature of the flowing liquid is monitored through the temperature sensor 4121, the valve handle 4132 is grasped to rotate the valve core 4131, the second through the first connecting hole 4111 and the second connecting hole 4112 are communicated, the liquid flows out of the heating device and completes a heating cycle, when the temperature of the liquid is not monitored by the temperature sensor 4121, the valve handle 4132 is grasped to rotate the valve core 4131 to block the first connecting hole 4111 and the second connecting hole 4112 to be communicated, or when the temperature of the liquid is not monitored, the second power is regulated, and the required to flow of the liquid is again heated when the temperature reaches the required temperature.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a flat heating device, includes shell (1) and first zone of heating (2), have inlet (3) and liquid outlet (4) on shell (1), first zone of heating (2) are flat structure, first zone of heating (2) seal the shell (1) opening and connect and form the heating cavity that can hold the liquid circulation, have polylith baffle in the heating cavity and separate into a plurality of heating channel (5) that supply liquid to circulate by a short time, its characterized in that: the utility model provides a liquid inlet (3) is provided with add hot type liquid valve (31), add hot type liquid valve (31) including valve body (311), headstock gear (312), flow control device (313) and heating jacket subassembly (314), be provided with valve plate (3111) and fix in valve body (311) valve rod (3112) on valve plate (3111), headstock gear (312) include with fixed platform (3121) of valve body (311) top fixed connection, be located first through-hole (3122) at fixed platform (3121) middle part, set up in first through-hole (3122) and one end with connecting rod (3123) fixed connection's handle (3124), flow control device (313) are including setting up flow calibrated scale (3131) of fixed platform (3121) top and with flow pointer (3132) of connecting rod (3123) side fixed connection, heating jacket subassembly (314) detachable cover is established valve body (311) outside.

2. A flat plate heating apparatus according to claim 1, wherein: the heating jacket assembly (314) comprises a left half jacket (3141) and a right half jacket (3142), wherein second heating layers (3143) are respectively arranged on two inner side walls of the left half jacket (3141) and the right half jacket (3142), heating wires are arranged in the second heating layers (3143), connecting pieces (3144) with adjustable lengths are respectively arranged at four ends of the left half jacket (3141) and the right half jacket (3142), and connecting buckles (3145) are arranged between the connecting pieces (3144) to be connected.

3. A flat plate heating apparatus according to claim 2, wherein: the connector (3144) is made of an elastic material.

4. A flat plate heating apparatus according to claim 1, wherein: the liquid outlet (4) is provided with a temperature measuring valve (41).

5. A flat plate heating apparatus according to claim 4, wherein: the temperature measurement valve (41) comprises a valve passage (411), a temperature measurement chamber (412) and a valve control member (413), wherein the valve passage (411) is of a three-way structure and comprises a first connecting hole (4111), a second connecting hole (4112) opposite to the first connecting hole (4111) and a third connecting hole (4113) communicated with the first connecting hole (4111) and the second connecting hole (4112), the first connecting hole (4111) is communicated with the temperature measurement chamber (412), the temperature measurement chamber (412) is communicated with the liquid outlet (4), a temperature sensor (4121) is arranged in the temperature measurement chamber (412), one end of the valve control member (413) is installed in the third connecting hole (4113), and the other end of the valve control member extends out of the third connecting hole (4113) and is used for controlling the communication or disconnection of the first connecting hole (4111) and the second connecting hole (4112).

6. A flat plate heating apparatus according to claim 5, wherein: the valve control member (413) comprises a valve core (4131) and a valve handle (4132), the valve core (4131) is installed in the third connecting hole (4113), a second through hole (4133) which is transversely communicated is formed in the valve core (4131), the second through hole (4133) is used for communicating the first connecting hole (4111) and the second connecting hole (4112), and the valve handle (4132) is fixedly connected with the valve core (4131) and used for controlling the valve core (4131) to rotate in the third connecting hole (4113).

7. A flat plate heating apparatus according to claim 1, wherein: the first heating layer (2) comprises a heat conducting plate (21), an insulating layer (22) covered on the heat conducting plate (21), a resistance heating layer (23) arranged on the insulating layer (22) and a pad conductor (24) connected in series in the resistance heating layer (23), wherein the resistance heating layer (23) is formed into a resistance loop by adopting resistance slurry.

8. A flat plate heating apparatus according to claim 7, wherein: a temperature control element (25) is connected in series in the resistance heating layer (23).

9. A flat plate heating apparatus according to claim 8, wherein: the surface of the resistance heating layer (23) is covered with a protective film (26), and the protective film (26) is manufactured by using medium slurry through screen printing and layered sintering processes.