CN214250367U

CN214250367U - Safe, interference-free and explosion-proof precise oven

Info

Publication number: CN214250367U
Application number: CN202023037974.7U
Authority: CN
Inventors: 贾坤伟; 朱瑞雷
Original assignee: Shanghai Aozhen Instrument Manufacturing Co ltd
Current assignee: Shanghai Aozhen Instrument Manufacturing Co ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-09-21
Anticipated expiration: 2030-12-17

Abstract

The utility model belongs to the technical field of oven equipment, in particular to a safe, non-interference and explosion-proof precision oven, which comprises a main box and a working chamber arranged in the main box; the intelligent temperature controller is installed at the top of the main box, a box door is installed on one side of the main box, and a door plate circulating air duct is arranged in the box door; a circulating air duct is arranged between the main box and the working chamber, and comprises a top circulating air duct, a bottom circulating air duct, a back circulating air duct, a left circulating air duct and a right circulating air duct; heating pipes, centrifugal impellers and temperature sensors are arranged in the door plate circulating air duct, the top circulating air duct, the bottom circulating air duct, the back circulating air duct, the left circulating air duct and the right circulating air duct; the outer parts of the main box and the box door are provided with motors, and the output ends of the motors are connected with the centrifugal impeller; the utility model discloses a be equipped with the wind channel around the studio, can guarantee the uniformity of temperature in the studio, and be difficult for receiving electromagnetic field's interference in the studio, the removal and the firm of the equipment of being convenient for.

Description

Safe, interference-free and explosion-proof precise oven

Technical Field

The utility model relates to an oven equipment technical field specifically is a safe noiseless explosion-proof type precision oven.

Background

The precise oven can be used for testing the tolerance degree of a product in a high-temperature continuous environment, so that the chemical change or the physical change of a product sample caused by high-temperature expansion can be detected in the shortest time, and after the test, the performance of the product sample is judged through detection, whether the performance of the product sample can still meet the preset requirement or not is judged, and the product can be conveniently designed and improved in the next step.

However, most of the existing precise ovens introduce heated air into a working chamber by a blower, so that the temperature is not accurate, and different temperatures at different positions in the working chamber can be caused to influence the normal test result of the ovens; in addition, the sealing performance in the working chamber is poor, the working chamber is easily interfered by an electromagnetic field, a heat source and the air blower are in direct contact with an experimental object, and the safety is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a safe noiseless explosion-proof type precision oven to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a safe, interference-free and explosion-proof precise oven comprises a main box and a working chamber arranged in the main box; the intelligent temperature controller is mounted at the top of the main box, a box door is mounted on one side of the main box through a hinge, and a door plate circulating air duct is arranged in the box door; a circulating air duct is arranged between the main box and the working chamber and comprises a top circulating air duct, a bottom circulating air duct, a back circulating air duct, a left circulating air duct and a right circulating air duct; the top circulating air duct, the bottom circulating air duct, the back circulating air duct, the left circulating air duct and the right circulating air duct are respectively positioned at the top, the bottom, the rear side, the left side and the right side of the working chamber; heating pipes, centrifugal impellers and temperature sensors are arranged in the door plate circulating air duct, the top circulating air duct, the bottom circulating air duct, the back circulating air duct, the left circulating air duct and the right circulating air duct; the motor is installed in the outside of main box and chamber door and the department that corresponds of centrifugal impeller, and the output and the centrifugal impeller of motor are connected, and wherein, the shell of main box and chamber door generally adopts the sheet steel preparation, and the surface baking finish, the studio adopts high-quality structure steel sheet preparation, after closing, can reduce electromagnetic field interference.

Preferably, the outer side of the box door is paved with an insulating layer.

Preferably, the bottom parts of the two sides of the main box are symmetrically provided with moving mechanisms, each moving mechanism comprises a supporting leg, the bottom part of each supporting leg is provided with an accommodating groove, and the two sides of each supporting leg are provided with lifting grooves communicated with the accommodating grooves; the holding tank internalization is equipped with the lifter plate, and the bottom fixed mounting of lifter plate has the removal wheel, and the both sides of lifter plate all extend the lift groove and run through there is the lead screw, and the bottom rigid coupling of lead screw has the knob, and the top and the main bottom of the case portion of lead screw are connected.

Preferably, the lifting plate is provided with a through hole for the screw rod to penetrate through, and an internal thread matched with the screw rod thread is arranged in the through hole.

Preferably, the lifting plate is consistent with the lifting groove in width, and the lifting plate can move up and down in the lifting groove.

Preferably, the bottom of the main box is provided with a threaded hole for connecting with a screw rod.

Preferably, the heating pipe and the temperature sensor are electrically connected with the intelligent temperature controller.

Preferably, a door handle is mounted to an outer side of the door.

Preferably, the inboard rigid coupling of chamber door has "mouthful" style of calligraphy seal frame, the front side of main tank is opened and is equipped with the seal groove, and seal frame and seal groove correspond the setting and looks adaptation.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model provides a pair of safe noiseless explosion-proof type precision baking oven, through all being equipped with the wind channel at the top of studio, bottom, rear side, front side, left side and right side, and all install temperature sensor, heating pipe and centrifugal impeller in the wind channel, and centrifugal impeller all is connected with the motor, set for the temperature in each circulation wind channel through intelligent temperature controller, heat through the heating pipe, each wind channel is independent operation, mutual noiseless, guarantee that the temperature in each wind channel can independently be revised, make 6 faces all around be same temperature, and then reached the temperature degree of consistency of no deviation; in addition, no forced air circulation exists in the working chamber, and the working chamber is completely isolated from the heating source, so that the safety of the oven in use is improved.

2. The utility model discloses in be equipped with sealed frame through the inboard at the chamber door, and sealed frame and the sealed groove looks adaptation of main tank front side can improve the leakproofness of main tank, and then can make and be difficult for receiving the electromagnetic field interference in the studio.

3. The utility model provides a pair of safe accurate oven of explosion-proof type that does not have interference all installs moving mechanism through the both sides bottom at the main tank, is convenient for remove and stabilize the oven.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a partial perspective structure of the present invention;

FIG. 3 is a schematic view of the partially disassembled structure of the present invention;

fig. 4 is a schematic front view of the structure of the present invention;

FIG. 5 is an enlarged view of the structure at A in FIG. 4;

fig. 6 is a schematic top view of the present invention.

In the figure: 1. a main box; 2. a working chamber; 3. an intelligent temperature controller; 4. a box door; 5. a door panel circulating air duct; 6. a circulating air duct; 61. a top circulating air duct; 62. a bottom circulation air duct; 63. a back circulation air duct; 64. a left side circulating air duct; 65. a right side circulating air duct; 7. heating a tube; 8. a centrifugal impeller; 9. a motor; 10. a heat-insulating layer; 11. a moving mechanism; 110. a support leg; 111. accommodating grooves; 112. a lifting groove; 113. a lifting plate; 114. a moving wheel; 115. a screw rod; 116. a rotation knob; 12. perforating; 13. a threaded hole; 14. a temperature sensor; 15. a door handle; 16. a sealing frame; 17. sealing the groove.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-6, the present invention provides a technical solution: a safe, interference-free and explosion-proof precise oven comprises a main box 1 and a working chamber 2 arranged in the main box 1; the intelligent temperature controller 3 is installed at the top of the main box 1, a box door 4 is installed on one side of the main box 1 through a hinge, and a door plate circulating air duct 5 is arranged in the box door 4; a circulating air duct 6 is arranged between the main box 1 and the working chamber 2, and the circulating air duct 6 comprises a top circulating air duct 61, a bottom circulating air duct 62, a back circulating air duct 63, a left circulating air duct 64 and a right circulating air duct 65; the top circulating air duct 61, the bottom circulating air duct 62, the back circulating air duct 63, the left circulating air duct 64 and the right circulating air duct 65 are respectively positioned at the top, the bottom, the rear side, the left side and the right side of the working chamber 2; the door panel circulating air duct 5, the top circulating air duct 61, the bottom circulating air duct 62, the back circulating air duct 63, the left circulating air duct 64 and the right circulating air duct 65 are internally provided with a heating pipe 7, a centrifugal impeller 8 and a temperature sensor 14; the motor 9 is installed at the corresponding positions of the outer parts of the main box 1 and the box door 4 and the centrifugal impeller 8, and the output end of the motor 9 is connected with the centrifugal impeller 8.

Furthermore, the outer side of the box door 4 is paved with a heat insulation layer 10, so that the heat insulation effect is achieved, and the heat in the working chamber 2 is prevented from being dissipated.

Further, the bottom parts of the two sides of the main box 1 are symmetrically provided with moving mechanisms 11, each moving mechanism 11 comprises a supporting leg 110, the bottom part of each supporting leg 110 is provided with an accommodating groove 111, and the two sides of each supporting leg 110 are provided with lifting grooves 112 communicated with the accommodating grooves 111; the movable lifter plate 113 that is equipped with in the holding tank 111, the bottom fixed mounting of lifter plate 113 has the removal wheel 114, and the both sides of lifter plate 113 all extend through the lift groove 112 and have run through the lead screw 115, and the bottom rigid coupling of lead screw 115 has the knob 116, and the top and the main tank 1 bottom of lead screw 115 are connected.

Furthermore, a through hole 12 for the screw rod 115 to penetrate through is formed in the lifting plate 113, and an internal thread matched with the screw rod 115 is formed in the through hole 12.

Further, the width of the lifting plate 113 is the same as that of the lifting groove 112, and the lifting plate 113 can move up and down in the lifting groove 112.

Further, the bottom of the main box 1 is provided with a threaded hole 13 for connecting with a screw rod 115.

Further, the heating pipe 7 and the temperature sensor 14 are electrically connected with the intelligent temperature controller 3.

Further, a door handle 15 is installed on the outer side of the door 4, so as to facilitate opening the door 4.

Further, the inner side of the box door 4 is fixedly connected with a 'square' shaped sealing frame 16, a sealing groove 17 is formed in the front side of the main box 1, and the sealing frame 16 is matched with the sealing groove 17.

The working principle is as follows: the utility model provides a safe accurate oven of explosion-proof type that does not have interference, during the use, set for door plant circulation wind channel 5 through intelligent temperature controller 3, top circulation wind channel 61, bottom circulation wind channel 62, back circulation wind channel 63, the temperature in left side circulation wind channel 64 and the right side circulation wind channel 65, heat through heating pipe 7, through the effect of motor 9 and centrifugal impeller 8, can distribute hot-blast each circulation wind channel, temperature sensor 14 is used for detecting the temperature in the wind channel of place, and transmit to intelligent temperature controller 3, when reaching the setting value, intelligent temperature controller 3 controls heating pipe 7 in the corresponding wind channel to close, do not reach the setting value, continue to heat, door plant circulation wind channel 5, top circulation wind channel 61, bottom circulation wind channel 62, back circulation wind channel 63, left side circulation wind channel 64 and right side circulation wind channel 65 all independently operate, the temperature in the door plate circulating air duct 5, the top circulating air duct 61, the bottom circulating air duct 62, the back circulating air duct 63, the left circulating air duct 64 and the right circulating air duct 65 can be independently corrected, so that the periphery of 6 surfaces is at the same temperature, and further, the non-deviation temperature uniformity is achieved, the working chamber has no forced air circulation and no deviation temperature uniformity, and the working chamber 2 is completely isolated from a heating source and has no forced air circulation, so that the safety of the oven in use is improved; the sensor is suitable for industries sensitive to temperature, such as inflammable and explosive, electronic chips, military explosives, aerospace equipment sensors and the like;

before heating, the box door 4 is closed, and the sealing frame 16 on the box door 4 is embedded into the sealing groove 17, so that the sealing property of the main box 1 can be improved, and the working chamber 2 is not easily interfered by an electromagnetic field;

when the oven is moved, the screw rod 115 is driven to rotate by the rotary knob 116, so that the screw rod 115 is drawn out from the threaded hole 13 at the bottom of the main box 1, the fixing of the lifting plate 113 can be released, then the lifting plate 113 is moved downwards, the lifting plate 113 drives the bottom moving wheel 114 to move downwards, the moving wheel 114 penetrates through the accommodating groove 111 and is arranged below the supporting leg 110, then the rotary knob 116 is rotated again, the screw rod 115 is connected with the threaded hole 13, the lifting plate 113 can be fixed, the oven can be moved at the moment, and the movement is convenient;

when the oven is fixed, the screw rod 115 is driven to rotate by the rotary button 116, so that the screw rod 115 is separated from the threaded hole 13, after separation, the lifting plate 113 is moved upwards, the lifting plate 113 drives the bottom moving wheel 114 to move upwards, the moving wheel 114 is retracted into the accommodating groove 111, so that the support leg 110 is in contact with the table top, and then the rotary button 116 is rotated again, so that the screw rod 115 is connected with the threaded hole 13.

It is worth noting that: the whole device realizes control over the device through the master control button, and the device matched with the control button is common equipment, belongs to the existing mature technology, and is not repeated for the electrical connection relation and the specific circuit structure.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A safe, interference-free and explosion-proof precise oven is characterized by comprising a main box (1) and a working chamber (2) arranged in the main box (1); the intelligent temperature controller (3) is installed at the top of the main box (1), a box door (4) is installed on one side of the main box (1) through a hinge, and a door plate circulating air duct (5) is arranged in the box door (4); a circulating air duct (6) is arranged between the main box (1) and the working chamber (2), and the circulating air duct (6) comprises a top circulating air duct (61), a bottom circulating air duct (62), a back circulating air duct (63), a left circulating air duct (64) and a right circulating air duct (65); the top circulating air duct (61), the bottom circulating air duct (62), the back circulating air duct (63), the left circulating air duct (64) and the right circulating air duct (65) are respectively positioned at the top, the bottom, the rear side, the left side and the right side of the working chamber (2); heating pipes (7), centrifugal impellers (8) and temperature sensors (14) are arranged in the door panel circulating air duct (5), the top circulating air duct (61), the bottom circulating air duct (62), the back circulating air duct (63), the left circulating air duct (64) and the right circulating air duct (65); the motor (9) is installed at the corresponding positions of the outer portions of the main box (1) and the box door (4) and the centrifugal impeller (8), and the output end of the motor (9) is connected with the centrifugal impeller (8).

2. A safe, interference-free and explosion-proof precision oven according to claim 1, characterized in that: and a heat-insulating layer (10) is laid on the outer side of the box door (4).

3. A safe, interference-free and explosion-proof precision oven according to claim 1, characterized in that: the bottom parts of two sides of the main box (1) are symmetrically provided with moving mechanisms (11), each moving mechanism (11) comprises a supporting leg (110), the bottom of each supporting leg (110) is provided with an accommodating groove (111), and two sides of each supporting leg (110) are provided with lifting grooves (112) communicated with the accommodating grooves (111); the movable lifter plate (113) that is equipped with in holding tank (111), the bottom fixed mounting of lifter plate (113) has removal wheel (114), and the both sides of lifter plate (113) all extend through lift groove (112) and have run through lead screw (115), and the bottom rigid coupling of lead screw (115) has knob (116), and the top and the main tank (1) bottom of lead screw (115) are connected.

4. A safe, interference-free and explosion-proof precision oven according to claim 3, characterized in that: the lifting plate (113) is provided with a through hole (12) for the screw rod (115) to penetrate through, and an internal thread matched with the screw rod (115) is arranged in the through hole (12).

5. A safe, interference-free and explosion-proof precision oven according to claim 3, characterized in that: the lifting plate (113) is consistent with the lifting groove (112) in width, and the lifting plate (113) can move up and down in the lifting groove (112).

6. A safe, interference-free and explosion-proof precision oven according to claim 1, characterized in that: the bottom of the main box (1) is provided with a threaded hole (13) for connecting with a screw rod (115).

7. A safe, interference-free and explosion-proof precision oven according to claim 1, characterized in that: and the heating pipe (7) and the temperature sensor (14) are electrically connected with the intelligent temperature controller (3).

8. A safe, interference-free and explosion-proof precision oven according to claim 1, characterized in that: and a door handle (15) is arranged on the outer side of the box door (4).

9. A safe, interference-free and explosion-proof precision oven according to claim 1, characterized in that: the inboard rigid coupling of chamber door (4) has "mouthful" style of calligraphy sealing frame (16), the front side of main tank (1) is opened and is equipped with seal groove (17), and sealing frame (16) correspond with seal groove (17) and set up and looks adaptation.