CN216159486U

CN216159486U - Electrothermal blowing drying box for drying fire-fighting dry powder

Info

Publication number: CN216159486U
Application number: CN202121763319.1U
Authority: CN
Inventors: 江忠清; 江翠萍; 江忠虎
Original assignee: Nanjing Gaosheng Fire Fighting Agentia Co ltd
Current assignee: Nanjing Gaosheng Fire Fighting Agentia Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-04-01
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses an electrothermal blowing drying box for drying fire-fighting dry powder, which comprises a box body, wherein a drying chamber is arranged in the box body, a box door is rotatably arranged on the box body and used for opening and closing the drying chamber, a plurality of supporting frames are arranged in the drying chamber at intervals from bottom to top, the supporting frames are used for placing a container for containing the dry powder to be dried when in use, a heater and a first air distribution plate are arranged at the bottom of the drying chamber, the heater is arranged below the first air distribution plate and used for heating the air in the drying chamber, a plurality of first air vents are formed in the first air distribution plate, an air blower is arranged at one side of the drying chamber at the bottom of the box body, and an air outlet of the air blower is communicated with the bottom of the drying chamber and used for blowing the air heated by the heater upwards and heating and drying the dry powder on the supporting frames after passing through the first air distribution plate. According to the utility model, the first air distribution plate is arranged, so that air mainly flows in the vertical direction, and drying of dry powder is facilitated.

Description

Electrothermal blowing drying box for drying fire-fighting dry powder

Technical Field

The utility model relates to an electrothermal blowing drying box for drying fire-fighting dry powder, belonging to the technical field of dry powder drying equipment.

Background

Before the fire-fighting dry powder is made into fire-fighting chemical, it has need of drying experiment, so that it can obtain the influence of different drying degrees on its fire-extinguishing performance, the drying of fire-fighting dry powder can be passed through in the drying box, the bottom portion of the existent drying box is directly communicated with air return channel, the air can be circularly flowed in the box body, the temperature distribution of air is non-uniform, and at the position close to the outlet of air-blower, the air flow speed is quick, and the temperature of air is higher, and at the position close to inner wall of box body, the air flow speed is slow, and because the air flow is quick in the middle position of box body, the pressure difference can be formed between middle position of box body and inner wall, so that the difference of temperature distribution in the drying box can be further resulted, and it is not favourable for drying fire-fighting dry powder.

Disclosure of Invention

The utility model aims to provide an electrothermal blowing drying box for drying fire-fighting dry powder, which solves the technical defect that the drying of the dry powder is not facilitated due to uneven air temperature distribution in the drying box in the prior art.

In order to solve the problems, the technical scheme adopted by the utility model is as follows: a electric heat blast air drying cabinet for dry fire control dry powder, the power distribution box comprises a box body, set up the drying chamber in the box, it is provided with the chamber door to rotate on the box, be used for opening and closed drying chamber, the spaced a plurality of support frames that are provided with from bottom to top in the drying chamber, the support frame is used for placing the container that holds the dry powder that remains when using, the bottom of drying chamber is provided with heater and first grid plate, the heater sets up the below that is used for the heating to the air in the drying chamber at first grid plate, it has a plurality of first ventilation holes to open on the first grid plate, the air-blower is installed to one side that the bottom half is located the drying chamber, the air outlet of air-blower communicates with each other with the bottom of drying chamber, be used for upwards blowing the air after the heater heating and carry out the drying by heating to the dry powder on the support frame behind first grid plate. According to the utility model, the first air distribution plate is arranged at the bottom of the drying chamber, air heated by the heater at the bottom of the drying chamber uniformly flows upwards to heat and dry the dry powder on all the support frames, and the hot air uniformly flows upwards through the first air distribution plate, so that the temperature in the drying chamber is uniformly distributed, and the drying of the dry powder is more facilitated.

As a further improvement of the utility model, a plurality of supporting units are arranged in the box body from bottom to top, each supporting unit comprises a left supporting plate and a right supporting plate, and the left end and the right end of each supporting frame are supported by the corresponding supporting plate. According to the utility model, the plurality of supporting units support the plurality of supporting frames, and the supporting frames are supported by the two supporting plates of the supporting units from the two ends, so that the stability of the supporting frames is good.

As a further improvement of the utility model, the support frame comprises a support frame and a support net, wherein the support frame is made of a metal plate with a rectangular through hole, the edge of the support net is fixed with the edge of the through hole, two ends of the support frame are used for being placed on the support plate, and the support net is used for placing a container for containing dry powder to be dried when in use. The support frame in the utility model keeps the integral strength of the support frame, the support net is used for supporting the container for containing the dry powder, and the support net can be used for air to pass through, so that the dry powder on all the support frames can be dried, and the air flow in the drying chamber is also ensured.

As a further improvement of the utility model, one side of the box body is provided with an air return channel, the air return channel is separated from the drying chamber by a second air distribution plate, the second air distribution plate is provided with a plurality of second air through holes, the blower is arranged at the bottom of the air return channel, the blower blows air in the air return channel to the heater, the air is heated by the heater and then enters the drying chamber through the first air distribution plate to heat dry powder in the drying chamber, the air enters the air return channel through the second air distribution plate, and the support frame at one side in the drying chamber is arranged on the second air distribution plate. The air return duct is arranged, air in the air return duct is blown to the drying chamber by the air blower, the pressure in the air return duct is reduced, and the air in the drying chamber is heated and dried to return to the air return duct, so that the air in the air return duct flows circularly.

As a further improvement of the utility model, the refrigerator also comprises an inner refrigerator door, wherein the inner refrigerator door is positioned on the inner side of the refrigerator door and comprises a metal frame and a transparent plate, one side of the metal frame is rotatably arranged on the refrigerator body, and the transparent plate is arranged on the metal frame. The drying chamber is provided with the inner chamber door, when the chamber door is opened, the drying condition of dry powder in the drying chamber can be observed through the transparent plate on the inner chamber door, and heated air is prevented from being discharged from the drying chamber.

As a further improvement of the utility model, the upper part and the lower part of the metal frame are respectively provided with an upper clamping strip and a lower clamping strip, the longitudinal section shapes of the lower clamping strip and the upper clamping strip are respectively L-shaped and inverted L-shaped, an upper clamping groove and a lower clamping groove are respectively formed between the upper clamping strip, the lower clamping strip and the metal frame, and the upper end and the lower end of the transparent plate are respectively inserted into the upper clamping groove and the lower clamping groove. The upper clamping strip and the lower clamping strip are connected with the metal frame to form an upper clamping groove and a lower clamping groove, so that the transparent plate is convenient to mount.

As a further improvement of the utility model, the edge of the transparent plate is coated with a metal frame for enhancing the strength of the edge of the transparent plate. The metal frame at the edge of the transparent plate enhances the strength of the transparent plate, and can effectively avoid the transparent plate from being cracked in use.

As a further improvement of the utility model, the top of the box body is provided with a temperature measuring hole communicated with the drying chamber, a supporting block is arranged in the temperature measuring hole, the top of the supporting block is provided with a supporting blind hole for inserting the thermometer when in use, and the supporting blind hole is provided with an air vent communicated with the drying chamber for the air in the drying chamber to enter the supporting blind hole. According to the utility model, the supporting block is provided with the supporting blind hole, air in the drying chamber can enter the supporting blind hole through the air vent, and the thermometer is inserted into the supporting blind hole to measure the temperature of the air in the supporting blind hole, so that the temperature of the air in the drying chamber can be obtained.

As a further improvement of the utility model, the supporting block comprises a cylindrical first supporting unit and a cylindrical second supporting unit, the first supporting unit and the second supporting unit are coaxially arranged, the outer diameter of the first supporting unit is larger than that of the second supporting unit, the supporting blind hole extends downwards from the first supporting unit to the second supporting unit, the second supporting unit extends into the drying chamber from the temperature measuring hole, and the first supporting unit is detachably arranged at the top of the box body. According to the utility model, the diameter of the first supporting unit is large, and the supporting block is supported at the top of the box body, so that the supporting block is prevented from falling into the box body.

As a further improvement of the utility model, one end of the first supporting unit close to the second supporting unit extends to a direction far away from the central line of the first supporting unit to form a connecting ring, and the connecting ring is detachably arranged on the top of the box body by adopting screws. The support block is conveniently arranged at the top of the box body by arranging the connecting ring.

In conclusion, the beneficial effects of the utility model are as follows: according to the utility model, the first air distribution plate is arranged, so that air is uniformly distributed and flows upwards after being heated, the temperature in the drying chamber is uniformly distributed, and the drying of dry powder is facilitated.

Drawings

Fig. 1 is a longitudinal sectional view of the present invention.

Fig. 2 is a partial enlarged view at III in fig. 1.

Fig. 3 is a schematic perspective view of the door of the present invention in an open state.

Fig. 4 is a partial enlarged view at II in fig. 3.

Fig. 5 is a schematic perspective view of the door of the present invention at another angle.

Fig. 6 is a partial enlarged view at I in fig. 5.

Wherein: 1. a box body; 2. a drying chamber; 3. a box door; 4. a support frame; 5. a heater; 6. a first air distribution plate; 7. a first vent hole; 8. a blower; 9. a support plate; 10. a support frame; 11. a support net; 12. an air return duct; 13. a second air distribution plate; 14. a second vent hole; 15. an inner box door; 16. a metal frame; 17. a transparent plate; 18. mounting a clamping strip; 19. a lower clamping strip; 20. an upper clamping groove; 21. a lower clamping groove; 22. a metal frame; 23. a temperature measuring hole; 24. a support block; 25. supporting the blind hole; 26. air holes are formed; 27. a first supporting unit; 28. a second supporting unit; 29. and (7) connecting rings.

Detailed Description

The following further describes embodiments of the present invention with reference to the drawings.

Example 1

As shown in fig. 1 to 6, the electrothermal blowing dry box for drying fire-fighting dry powder comprises a box body 1, a drying chamber 2 is arranged in the box body 1, a box door 3 is rotatably arranged on the box body 1 by adopting an upper hinge and a lower hinge and is used for opening and closing the drying chamber 2, a plurality of support frames 4 are arranged in the drying chamber 2 at intervals from bottom to top, the support frames 4 are used for placing a container for containing dry powder to be dried when in use, a heater 5 and a first air distribution plate 6 are arranged at the bottom of the drying chamber 2, the heater 5 is arranged below the first air distribution plate 6 and is used for heating air entering the drying chamber 2, a plurality of first air vents 7 are arranged on the first air distribution plate 6, an air blower 8 is arranged at one side of the drying chamber 2 at the bottom of the box body 1, an air outlet of the air blower 8 is communicated with the bottom of the drying chamber 2 and is used for blowing the air heated by the heater 5 upwards and heating the dry powder on the support frames 4 after passing through the first air distribution plate 6, the heater 5 in this embodiment is an electric heater, the heater 5 is a conventional heater, such as a heating part of a fast heater, and the embodiment is not described in detail, and both ends of the heater 5 are supported by the inner wall of the box 1.

The specific structure of the support frame 4 supported in this embodiment is: a plurality of supporting units are arranged in the box body 1 from bottom to top, each supporting unit comprises a left supporting plate 9 and a right supporting plate 9, and the left end and the right end of the supporting frame 4 are supported by the supporting plates 9. The supporting plate 9 in this embodiment is L-shaped, the vertical portion of the supporting plate is welded and fixed on the inner wall of the box 1, the horizontal portion is used for supporting the supporting plate 9 from two ends, the upper surfaces of the horizontal portions of the two supporting plates 9 of each supporting unit are located on the same horizontal plane in this embodiment, so as to ensure that the supporting frame 4 can be in a horizontal state when being placed on the supporting unit, and the distance between two adjacent supporting units is equal in this embodiment. The support frame 4 in this embodiment includes a support frame 10 and a support net 11, the support frame 10 is made of a metal plate with a rectangular through hole, the edge of the support net 11 is fixed to the edge of the through hole, the support net 11 in this embodiment is a metal net, the support net 11 is welded to the support frame 10, two ends of the support frame 10 are used for being placed on the support plate 9, the support net 11 is used for placing a container containing dry powder to be dried when in use, and in a use state, air heated by the heater 5 may pass through the support frame 4 upwards through the support frame 11 to heat and dry the dry powder on all the support frames 4.

In this embodiment, an air return duct 12 is arranged on one side of the box body 1, the air return duct 12 is separated from the drying chamber 2 by a second air distribution plate 13, the second air distribution plate 13 is vertically arranged, and a plurality of second ventilation holes 14 are formed in the second air distribution plate 13, the blower 8 is installed at the bottom of the air return duct 12, the blower 8 blows air in the air return duct 12 to the heater 5 and heats the air by the heater 5, then the air enters the drying chamber 2 through the first air distribution plate 6 to heat dry powder in the drying chamber 2, and then the air enters the air return duct 12 through the second air distribution plate 13, so that circulation of the air in this embodiment is realized, and the support frame 4 on one side in the drying chamber 2 is welded and fixed on the second air distribution plate 13 in this embodiment.

Example 2

The present embodiment is a further improvement of embodiment 1, and compared with embodiment 1, the present embodiment is provided with an inner box door 15, the inner box door 15 is located inside the box door 3, the inner box door 15 includes a metal frame 16 and a transparent plate 17, the transparent plate 17 in the present embodiment is made of glass, one side of the metal frame 16 is rotatably disposed on the box body 1 by using an upper hinge and a lower hinge, and the transparent plate 17 is detachably disposed on the metal frame 16.

An upper clamping strip 18 and a lower clamping strip 19 made of metal materials are respectively arranged at the upper part and the lower part of the metal frame 16 in the embodiment, the upper clamping strip 18 and the lower clamping strip 19 in the embodiment are welded and fixed with the metal frame 16, the longitudinal section shapes of the lower clamping strip 19 and the upper clamping strip 18 are respectively L-shaped and inverted L-shaped, an upper clamping groove 20 and a lower clamping groove 21 are respectively formed between the upper clamping strip 18 and the lower clamping strip 19 as well as between the metal frame 16, and the upper end and the lower end of the transparent plate 17 are respectively inserted into the upper clamping groove 20 and the lower clamping groove 21. The edge of the transparent plate 17 is preferably coated with a metal frame 22 in this embodiment to enhance the strength of the edge of the transparent plate 17, and when in use, the metal frames 22 at the top and the bottom of the transparent plate 17 are respectively located in the upper slot 20 and the lower slot 21. The structure of the rest of this embodiment is the same as that of embodiment 1, and embodiment 1 may be referred to specifically, and details are not repeated in this embodiment.

Example 3

The embodiment is a further improvement of embodiment 2, compared with embodiment 2, in this embodiment, the top of the box body 1 is provided with a temperature measuring hole 23 communicated with the drying chamber 2, a supporting block 24 is arranged in the temperature measuring hole 23, the top of the supporting block 24 is provided with a supporting blind hole 25 for inserting a thermometer when in use, and the supporting blind hole 25 is provided with a ventilation hole 26 communicated with the drying chamber 2 for air in the drying chamber 2 to enter into the supporting blind hole 25.

The supporting block 24 in this embodiment includes a first supporting unit 27 and a second supporting unit 28 which are cylindrical, the first supporting unit 27 and the second supporting unit 28 are coaxially arranged, and the outer diameter of the first supporting unit 27 is larger than that of the second supporting unit 28, the first supporting unit 27 and the second supporting unit 28 in this embodiment are integrally formed, the supporting blind hole 25 extends downwards to the second supporting unit 28 from the first supporting unit 27, the second supporting unit 28 extends into the drying chamber 2 from the temperature measuring hole 23, and the first supporting unit 27 is detachably mounted on the top of the box body 1. In this embodiment, a plurality of air holes 26 are uniformly formed along the circumferential direction of the lower portion of the second supporting unit 28 in the drying chamber 2, in the use state, air in the drying chamber 2 can enter the supporting blind holes 25 through the air holes 26, when the temperature of the air in the drying chamber 2 needs to be measured, the thermometer is inserted into the supporting blind holes 25, and the temperature of the air in the drying chamber 2 can be measured by measuring the temperature of the air entering the measuring blind holes 25.

One end of the first supporting unit 27 close to the second supporting unit 28 in this embodiment extends to a direction away from the center line to form a connecting ring 29, wherein the thickness of the connecting ring 29 is smaller than that of the first supporting unit 27, the connecting ring 29 is integrally formed with the first supporting unit 27, a plurality of mounting through holes are uniformly formed in the connecting ring 29 along the circumferential direction, and the connecting ring 29 is detachably mounted on the top of the box body 1 by screws which penetrate through the mounting through holes and are in threaded fit with the top of the box body 1. The structure of the rest of this embodiment is the same as that of embodiment 2, and embodiment 2 may be referred to specifically, and details are not repeated in this embodiment.

Parts which are not specifically described in the above description are prior art or can be realized by the prior art. The specific embodiments of the present invention are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention. That is, all equivalent changes and modifications made according to the contents of the claims of the present invention should be regarded as the technical scope of the present invention.

Claims

1. A electric heat blast air drying cabinet for dry fire control dry powder, its characterized in that: including box (1), set up drying chamber (2) in box (1), it is provided with chamber door (3) to rotate on box (1), be used for opening and closed drying chamber (2), spaced from bottom to top is provided with a plurality of support frames (4) in drying chamber (2), support frame (4) are used for placing the container that holds the dry powder that remains to dry when using, the bottom of drying chamber (2) is provided with heater (5) and first grid plate (6), heater (5) set up the below of first grid plate (6) and are used for the heating to the air in drying chamber (2), it has a plurality of first ventilation holes (7) to open on first grid plate (6), air-blower (8) are installed to one side that box (1) bottom is located drying chamber (2), the air outlet of air outlet and the bottom of drying chamber (2) of air-blower (8) communicate with each other, be used for the air after will be heated through heater (5) upwards blows and heat the dry powder on support frame (4) behind first grid plate (6) and heat dry powder And (5) drying.

2. An electrothermal blowing dry box for fire fighting dry powder drying according to claim 1, characterized in that: a plurality of supporting units are arranged in the box body (1) from bottom to top, each supporting unit comprises a left supporting plate and a right supporting plate (9), and the left end and the right end of each supporting frame (4) are supported by the corresponding supporting plates (9).

3. An electrothermal blowing dry box for fire fighting dry powder drying according to claim 2, characterized in that: the support frame (4) comprises a support frame (10) and a support net (11), the support frame (10) is made of a metal plate with a rectangular through hole, the edge of the support net (11) is fixed with the edge of the through hole, two ends of the support frame (10) are used for being placed on the support plate (9), and the support net (11) is used for placing a container containing dry powder to be dried when in use.

4. An electrothermal blowing dry box for fire fighting dry powder drying according to claim 1, 2 or 3, characterized in that: one side of box (1) is provided with return air duct (12), return air duct (12) and drying chamber (2) are separated by second air distribution plate (13), it has a plurality of second venthole (14) to open on second air distribution plate (13), air-blower (8) are installed in the bottom in return air duct (12), air-blower (8) are with the air-blowing in return air duct (12) to heater (5) and by heater (5) heating back through first air distribution plate (6) get into drying chamber (2) and heat the dry powder in drying chamber (2), get into return air duct (12) through second air distribution plate (13) again, support frame (4) of one side set up on second air distribution plate (13) in drying chamber (2).

5. An electrothermal blowing dry box for fire fighting dry powder drying according to claim 4, characterized in that: the refrigerator door structure is characterized by further comprising an inner refrigerator door (15), wherein the inner refrigerator door (15) is located on the inner side of the refrigerator door (3), the inner refrigerator door (15) comprises a metal frame (16) and a transparent plate (17), one side of the metal frame (16) is rotatably arranged on the refrigerator body (1), and the transparent plate (17) is arranged on the metal frame (16).

6. An electrothermal blowing dry box for fire fighting dry powder drying according to claim 5, characterized in that: the upper portion and the lower portion of the metal frame (16) are respectively provided with an upper clamping strip (18) and a lower clamping strip (19), the longitudinal section shapes of the lower clamping strip (19) and the upper clamping strip (18) are respectively L-shaped and inverted L-shaped, an upper clamping groove (20) and a lower clamping groove (21) are respectively formed between the upper clamping strip (18) and the lower clamping strip (19) as well as between the upper clamping strip (18) and the metal frame (16), and the upper end and the lower end of the transparent plate (17) are respectively inserted into the upper clamping groove (20) and the lower clamping groove (21).

7. An electrothermal blowing dry box for fire fighting dry powder drying according to claim 6, characterized in that: the edge of the transparent plate (17) is coated with a metal frame (22) for enhancing the strength of the edge of the transparent plate (17).

8. An electrothermal blowing dry box for fire fighting dry powder drying according to claim 1, 2 or 3, characterized in that: the top of the box body (1) is provided with a temperature measuring hole (23) communicated with the drying chamber (2), a supporting block (24) is arranged in the temperature measuring hole (23), a supporting blind hole (25) is formed in the top of the supporting block (24) and used for inserting a thermometer in use, and an air vent (26) communicated with the drying chamber (2) is formed in the supporting blind hole (25) and used for allowing air in the drying chamber (2) to enter the supporting blind hole (25).

9. An electrothermal blowing dry box for fire fighting dry powder drying according to claim 8, characterized in that: supporting shoe (24) are including cylindric first supporting element (27) and second supporting element (28) of penetrating, penetrate first supporting element (27) and second supporting element (28) coaxial setting and the external diameter of penetrating first supporting element (27) is greater than the external diameter of second supporting element (28), support blind hole (25) and extend downwards to second supporting element (28) from penetrating first supporting element (27), second supporting element (28) are stretched into drying chamber (2) from temperature measuring hole (23), penetrate the top at box (1) detachable and install first supporting element (27).

10. An electrothermal blowing dry box for fire fighting dry powder drying according to claim 9, characterized in that: one end of the first supporting unit (27) close to the second supporting unit (28) extends to a direction far away from the center line to form a connecting ring (29), and the connecting ring (29) is detachably arranged on the top of the box body (1) by adopting screws.