CN211321516U

CN211321516U - Insulating protective cover of heater

Info

Publication number: CN211321516U
Application number: CN202020207270.0U
Authority: CN
Inventors: 望月城也太; 朴京文
Original assignee: Dalian Dongre Science & Technology Co ltd
Current assignee: Dalian Dongre Science & Technology Co ltd
Priority date: 2020-02-25
Filing date: 2020-02-25
Publication date: 2020-08-21
Anticipated expiration: 2030-02-25

Abstract

The utility model belongs to the field of heaters, in particular to an insulating protective cover of a heater, which aims at the problem that the axial direction of the existing electric heater in a holding furnace extends under the action of high temperature after being used for a period of time, the extended heater terminal easily touches the protective cover of the heater, so that the protective cover and the holding furnace are electrified, and the electric shock can be caused if an operator accidentally touches the protective cover, thereby having potential safety hazard, and the utility model provides a scheme which comprises the holding furnace, wherein a furnace door is arranged on the holding furnace, a fixed plate is fixedly connected in the holding furnace, the structure of the utility model is reasonable, the operation is simple, the terminal of the long heater main body can touch a bakelite insulating plate by adding the bakelite insulating plate, the protective cover and the holding furnace can not be electrified, thereby increasing the safety, and simultaneously the protective cover can be disassembled, the heater main body is convenient to detect and maintain.

Description

Insulating protective cover of heater

Technical Field

The utility model relates to a heater technical field especially relates to an insulating safety cover of heater.

Background

The heater is an energy conversion device, the energy input into the heater is in the forms of chemical energy, electric energy, heat energy of high-temperature flue gas and the like in fuel, and the heat energy with certain temperature is output outwards after being converted by the heater, so that air or other medium is heated, and the required purpose is achieved.

After the electric heater in the holding furnace is used for a period of time, the axial direction of the electric heater extends under the action of high temperature, a binding post of the extended heater is easy to touch a protective cover of the heater, so that the protective cover and the holding furnace are electrified, and if an operator touches the electric heater by mistake, electric shock can be caused, and potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the electric heater in the holding furnace in the prior art extends under the high temperature effect after using for a period of time, the heater terminal post after the extension touches the heater protection casing easily, makes the protection casing and keeps the furnace electrified, and the mistake of operating personnel is bumped and can lead to the electric shock, has the shortcoming of potential safety hazard, and the insulating safety cover of a heater that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an insulating protective cover of a heater comprises a holding furnace, wherein a furnace door is arranged on the holding furnace, a fixed plate is fixedly connected in the holding furnace, a heater main body is arranged on the fixed plate, a protective cover is clamped at the top of the fixed plate, the heater main body is positioned in the protective cover, bakelite insulating plates are fixedly connected on the inner walls of two sides of the protective cover, two fixed seats are symmetrically and fixedly connected at the bottom of the fixed plate, fixed cavities are arranged on the two fixed seats, sliding plates are slidably connected on the inner walls of the sides, far away from each other, of the two fixed cavities, movable plates are fixedly connected at the tops of the two sliding plates, the tops of the two movable plates respectively penetrate through the inner walls of the tops of the two fixed cavities and extend to the tops of the two fixed seats, rotating shafts are rotatably connected on the inner, the two reels are respectively wound with a pull rope, the top ends of the two pull ropes are respectively fixedly connected with the bottoms of the two sliding plates, the two rotating shafts are both in threaded connection with thread plates, one side of the thread plate is symmetrically and fixedly connected with fixing rods, the two fixing cavities are both connected with a vertical plate in a sliding way, one ends of the two fixing rods are both fixedly connected with one side of the vertical plate, the other side of the vertical plate is fixedly connected with a bayonet lock, both sides of the protective cover are provided with clamping grooves, one ends of the two bayonet locks close to each other respectively extend into the two clamping grooves and are respectively clamped with the two clamping grooves, by adding the bakelite insulating board, the binding post of the long heater main body can touch the bakelite insulating board, so that the protective cover is insulated, the protective cover and the holding furnace can not be electrified, thereby increased the security, can dismantle the safety cover simultaneously, conveniently detect the maintenance to the heater main part.

Preferably, sliding connection has the limiting plate on the bottom inner wall of fixed cavity, the top of limiting plate and the bottom fixed connection of threading board, the limiting plate can make the threading board can the steady movement, can not take place the offset.

Preferably, the inner wall of the top of the fixed chamber is symmetrically and fixedly connected with first springs, the bottom ends of the two first springs are fixedly connected with the top of the sliding plate, and the first springs can provide reset power for the sliding plate.

Preferably, the fixing base top has been seted up the spout, sliding connection has the gag lever post in the spout, two spacing grooves have been seted up to one side of movable plate, the one end of gag lever post extends the spacing inslot and clamps mutually with the spacing groove, through clamping of gag lever post and spacing groove, can make the safety cover fix on the fixed plate to can insulate holding furnace, increase the security.

Preferably, one side fixedly connected with second spring of gag lever post, the one end of second spring and the one side inner wall fixed connection of spout, the second spring can provide reset power for the gag lever post.

The utility model discloses in, an insulating safety cover of heater owing to set up the bakelite insulation board on the both sides inner wall of safety cover, the terminal of the heater main part after the extension can touch the bakelite insulation board, insulates the safety cover like this, makes the safety cover and keeps the stove can not electrified to the security has been increased.

Owing to set up the movable plate, through the rebound of movable plate, can make the sliding plate drive stay cord rebound, the stay cord can make the reel drive the pivot and rotate, the pivot can make the threading board drive the riser through the dead lever and move, the riser can make the bayonet lock remove, just so can make two bayonet locks remove to the direction of keeping away from each other to can make the bayonet lock break away from clamping of draw-in groove, just so can take off the protection casing, then just can take out the heater main part and detect the maintenance, convenient and fast.

The utility model discloses rational in infrastructure, easy operation through increasing the bakelite insulation board, makes the terminal of the heater main part after long can touch the bakelite insulation board, insulates the safety cover like this, makes the safety cover and keeps the stove can not electrified to increased the security, can dismantle the safety cover simultaneously, the convenience detects the maintenance to the heater main part.

Drawings

Fig. 1 is a schematic three-dimensional structure diagram of an insulating protection cover of a heater according to the present invention;

fig. 2 is a schematic main sectional structural view of an insulating protection cover of a heater according to the present invention;

fig. 3 is a schematic sectional view of a fixing seat of an insulating protection cover of a heater according to the present invention;

fig. 4 is an enlarged schematic structural diagram of a portion a of an insulating protection cover of a heater according to the present invention.

In the figure: 1 holding furnace, 2 furnace doors, 3 fixed plates, 4 protective covers, 5 fixed seats, 6 fixed cavities, 7 moving plates, 8 sliding plates, 9 rotating shafts, 10 reels, 11 threaded plates, 12 fixed rods, 13 clamping pins, 14 heater bodies, 15 bakelite insulating plates, 16 first springs, 17 limiting plates, 18 sliding grooves, 19 limiting rods, 20 second springs and 21 vertical plates.

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.

Example one

Referring to fig. 1-4, an insulating protective cover for a heater comprises a holding furnace 1, a furnace door 2 is arranged on the holding furnace 1, a fixed plate 3 is fixedly connected in the holding furnace 1, a heater main body 14 is arranged on the fixed plate 3, a protective cover 4 is clamped on the top of the fixed plate 3, the heater main body 14 is positioned in the protective cover 4, bakelite insulating plates 15 are fixedly connected on the inner walls of two sides of the protective cover 4, two fixed seats 5 are symmetrically and fixedly connected with the bottom of the fixed plate 3, fixed chambers 6 are arranged on the two fixed seats 5, sliding plates 8 are slidably connected on the inner walls of the sides of the two fixed chambers 6 far away from each other, movable plates 7 are fixedly connected on the tops of the two sliding plates 8, the tops of the two movable plates 7 respectively penetrate through the inner walls of the tops of the two fixed chambers 6 and extend to the tops of the two fixed seats, the two rotating shafts 9 are fixedly sleeved with reels 10, the two reels 10 are respectively wound with pull ropes, the top ends of the two pull ropes are respectively and fixedly connected with the bottoms of the two sliding plates 8, the two rotating shafts 9 are respectively in threaded connection with threaded plates 11, one sides of the threaded plates 11 are symmetrically and fixedly connected with fixing rods 12, the two fixing cavities 6 are respectively and slidably connected with vertical plates 21, one ends of the two fixing rods 12 are respectively and fixedly connected with one sides of the vertical plates 21, the other sides of the vertical plates 21 are fixedly connected with clamping pins 13, the two sides of the protective cover 4 are respectively provided with clamping grooves, the ends, close to each other, of the two clamping pins 13 respectively extend into the two clamping grooves and are respectively clamped with the two clamping grooves, by adding bakelite insulating plates 15, the binding posts of the long heater main body 14 can touch the bakelite insulating plates 15, so as to insulate the protective cover, thereby increasing the safety, and at the same time, the protective cover 4 can be disassembled, and the heater main body 14 can be conveniently detected and maintained, because the bakelite insulating boards 15 are arranged on the inner walls of the two sides of the protective cover 4, the binding post of the extended heater main body 14 can touch the bakelite insulating boards 15, so that the protective cover 4 is insulated, the protective cover 4 and the maintaining furnace 1 can not be electrified, thereby increasing the safety, because the movable plate 7 is arranged, the sliding plate 8 can drive the stay cord to move upwards through the upward movement of the movable plate 7, the stay cord can drive the reel 10 to drive the rotating shaft 9 to rotate, the rotating shaft 9 can drive the thread plate 11 to drive the vertical plate 21 to move through the fixed rod 12, the vertical plate 21 can drive the bayonet 13 to move, thereby the two bayonet 13 can be moved towards the direction which is far away from each other, thereby the bayonet 13 can be, just so can take off protection casing 4, then just can take out heater main part 14 and detect the maintenance, convenient and fast, the utility model discloses rational in infrastructure, easy operation through increasing bakelite insulation board 15, makes the terminal of heater main part 14 after long can touch bakelite insulation board 15, insulates protection casing 4 like this, makes protection casing 4 and keep stove 1 can not electrified to increased the security, can dismantle protection casing 4 simultaneously, the convenience detects the maintenance to heater main part 14.

Example two

The utility model discloses in, sliding connection has limiting plate 17 on the bottom inner wall of fixed cavity 6, limiting plate 17's top and the bottom fixed connection of threading board 11, and limiting plate 17 can make threading board 11 can steady removal, can not take place the offset.

The utility model discloses in, the first spring 16 of symmetry fixedly connected with on the top inner wall of fixed cavity 6, the bottom of two first springs 16 all with the top fixed connection of sliding plate 8, first spring 16 can provide the power that resets for sliding plate 8.

The utility model discloses in, spout 18 has been seted up at 5 tops of fixing base, and sliding connection has gag lever post 19 in spout 18, and two spacing grooves have been seted up to one side of movable plate 7, and gag lever post 19's one end is extended the spacing inslot and is clamped mutually with the spacing groove, through clamping of gag lever post 19 and spacing groove, can make safety cover 4 fix on fixed plate 3 to can insulate holding furnace 1, increase the security.

The utility model discloses in, one side fixedly connected with second spring 20 of gag lever post 19, one side inner wall fixed connection of one end and spout 18 of second spring 20, second spring 20 can provide the power that resets for gag lever post 19.

In the utility model, when in specific use, firstly, the furnace door 2 is opened, then the protective cover 4 is installed on the fixed plate 3, then the furnace door 2 is closed, then the heater main body 14 works, after the heater main body 14 works for a period of time, the axial direction of the heater main body 14 can extend under the action of high temperature, because the bakelite insulating plate 15 is arranged on the inner walls of the two sides of the protective cover 4, the binding post of the extended heater main body 14 can touch the bakelite insulating plate 15, thus the protective cover 4 is insulated, the protective cover 4 and the holding furnace 1 can not be electrified, thereby the safety is increased, when the heater main body 14 needs to be detected and maintained, the furnace door 2 is clamped, then the two limiting rods 19 are respectively moved, the two limiting rods 19 are separated from the moving plate clamping moving plates of the corresponding limiting grooves, then the sliding plate 7 is upwards pulled simultaneously, the sliding plate 8 can be moved upwards by, the stay cord can be pulled to sliding plate 8, the stay cord can make reel 10 drive pivot 9 rotate, because pivot 9 is threaded connection with thread plate 11, so pivot 9 rotates and can make thread plate 11 remove, thread plate 11 can drive riser 21 through two dead levers 12 and remove, riser 21 can make bayonet lock 13 remove, two bayonet lock 13 can remove to the direction of keeping away from each other, thereby can make bayonet lock 13 break away from clamping of draw-in groove, just so can take off protection casing 4, then just can take out heater main part 14 and detect the maintenance, and is convenient and fast.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An insulating protection cover of a heater comprises a holding furnace (1) and is characterized in that a furnace door (2) is arranged on the holding furnace (1), a fixed plate (3) is fixedly connected in the holding furnace (1), a heater main body (14) is arranged on the fixed plate (3), a protection cover (4) is clamped at the top of the fixed plate (3), the heater main body (14) is positioned in the protection cover (4), bakelite insulation plates (15) are fixedly connected on the inner walls of two sides of the protection cover (4), two fixing seats (5) are symmetrically and fixedly connected at the bottom of the fixed plate (3), fixing cavities (6) are arranged on the two fixing seats (5), sliding plates (8) are slidably connected on the inner walls of one sides, far away from each other, of the two fixing cavities (6), and moving plates (7) are fixedly connected at the tops of the two sliding plates (, the top parts of the two movable plates (7) respectively penetrate through the inner walls of the top parts of the two fixed cavities (6) and extend to the top parts of the two fixed seats (5), the inner wall of one side, far away from each other, of each of the two fixed cavities (6) is rotatably connected with a rotating shaft (9), each of the two rotating shafts (9) is fixedly sleeved with a reel (10), each of the two reels (10) is wound with a stay cord, the top ends of the two stay cords are respectively and fixedly connected with the bottoms of the two sliding plates (8), each of the two rotating shafts (9) is in threaded connection with a threaded plate (11), one side of each threaded plate (11) is symmetrically and fixedly connected with a fixed rod (12), each of the two fixed cavities (6) is in sliding connection with a vertical plate (21), one end of each fixed rod (12) is fixedly connected with one side of each vertical plate (21), the other side of each vertical, one ends of the two clamping pins (13) close to each other respectively extend into the two clamping grooves and are respectively clamped with the two clamping grooves.

2. The insulating protective cover of a heater according to claim 1, characterized in that a limiting plate (17) is slidably connected to the inner wall of the bottom of the fixing chamber (6), and the top of the limiting plate (17) is fixedly connected to the bottom of the thread plate (11).

3. The insulating protective cover of a heater according to claim 1, characterized in that the top inner wall of the fixed chamber (6) is symmetrically and fixedly connected with first springs (16), and the bottom ends of the two first springs (16) are fixedly connected with the top of the sliding plate (8).

4. The insulating protection cover of a heater according to claim 1, characterized in that a sliding groove (18) is formed at the top of the fixed seat (5), a limiting rod (19) is slidably connected in the sliding groove (18), two limiting grooves are formed at one side of the moving plate (7), and one end of the limiting rod (19) extends into the limiting grooves and is clamped with the limiting grooves.

5. The insulating protective cover of a heater according to claim 4, characterized in that a second spring (20) is fixedly connected to one side of the limiting rod (19), and one end of the second spring (20) is fixedly connected with the inner wall of one side of the sliding groove (18).