CN114592752A - High-safety pressure oven - Google Patents

Abstract

The invention discloses a high-safety pressure oven, wherein a baking cavity for containing food is arranged in an oven body, a door body assembly for sealing the baking cavity is correspondingly arranged in the baking cavity, the door body assembly comprises a door body handle which is arranged in a sliding manner, the door body handle is connected with a handle latch hook, the oven body is provided with a latch hole, the handle latch hook can be buckled with the corresponding latch hole through sliding the door body handle, a latch piece which is arranged in a sliding manner is arranged on the oven body, the front end of the latch piece is provided with a lock tongue, the door body handle is provided with a latch groove, the lock tongue can be inserted into the latch groove to position the door body handle, and a floater lock assembly is provided with a floater which is used for ascending under the action of air pressure in the baking cavity to be clamped with the latch piece. The pressure oven can avoid the damage of high-temperature and high-pressure gas to human bodies caused by the ejection of the high-temperature and high-pressure gas in the baking cavity due to the fact that a user opens the door body assembly by misoperation, and the pressure oven is high in safety in use.

Description

High-safety pressure oven

Technical Field

The invention relates to the field of pressure ovens, in particular to a high-safety pressure oven.

Background

At present, an oven is an electric appliance for baking food, and the food is placed in a baking cavity of a machine body for baking. In order to avoid the moisture and the nutrition of food to run off, influence the taste of food, also avoid toasting the heat and run off, pressure oven has appeared on the market recently again, when pressure oven during operation, the door body group spare of pressure oven is locked, the atmospheric pressure of toasting the intracavity is higher than atmospheric pressure, then be favorable to improving toasting efficiency and saving electric energy, but at pressure oven during operation, if door body group spare is opened in the maloperation, can lead to high-pressure hot-air blowout and injure the people, prior art's pressure oven has the potential safety hazard, it is necessary to improve.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides a pressure oven which is high in use safety.

The purpose of the invention is realized by the following technical scheme.

The invention discloses a high-safety pressure oven, which comprises an oven body, wherein an oven cavity for containing food is arranged in the oven body, a door body assembly for sealing the oven cavity is correspondingly arranged in the oven cavity, wherein the door body component is provided with a door body handle which is arranged in a sliding way, the door body handle is connected with a handle lock hook, the body is provided with a lock catch hole, the handle lock hook can be buckled with the corresponding lock catch hole by sliding the door body handle, the machine body is provided with a lock catch piece which is arranged in a sliding way, the front end of the lock catch piece is provided with a lock tongue, the door body handle is provided with a buckle groove, the lock tongue can be inserted into the buckle slot to position the door handle, a float lock component is arranged on the machine body, the float lock assembly is provided with a float which is used for rising through the action of air pressure in the baking cavity so as to be clamped with the lock catch piece.

Preferably, the machine body is provided with a pressure limiting valve assembly for relieving pressure of the baking cavity, and the pressure limiting valve assembly is provided with a valve port communicated with the baking cavity and a floating cover for sealing the valve port.

Preferably, a push key for pushing and dialing by a human hand is formed on the locking fastener.

Preferably, the latch member has a slope portion formed thereon for lifting up the floating cover by sliding the latch member to open the valve port.

Preferably, a locking spring for pushing the latch tongue into the catching groove is connected to the catch member.

Preferably, a guide arc surface for guiding the lock tongue to slide out of the buckle groove is formed at the front end of the lock tongue.

Preferably, the pressure oven of the present invention further comprises an electromagnet, and the electromagnet drives a lever connected to the floating cover to open the valve port.

Preferably, the pressure oven of the present invention further comprises a switch and a pressure indicating lamp, wherein the pressure indicating lamp is electrically connected to the switch, the float is disposed corresponding to the switch, and a shift lever for triggering the switch is disposed on the float.

Preferably, the door body handle slides left and right to be arranged on the front side of the door body assembly, and the locking fastener slides front and back to be arranged on the top of the machine body.

Preferably, the floater is vertically arranged, a sealing element is arranged at the lower end part of the floater, and an elastic sealing disc part used for isolating the floater from the baking cavity is formed at the upper end of the sealing element.

Compared with the prior art, the invention has the beneficial effects that: the door body assembly comprises a door body handle arranged in a sliding manner, the door body handle is connected with a handle lock hook, a machine body is provided with a lock hook hole, the handle lock hook can be buckled with the corresponding lock hook hole through the sliding door body handle, a lock catch piece arranged in a sliding manner is arranged on the machine body, a lock tongue is formed at the front end of the lock catch piece, a buckle groove is formed on the door body handle, the lock tongue can be inserted into the buckle groove to position the door body handle, a clamping hole is formed on the lock catch piece, a floater lock assembly is arranged on the machine body, and the floater lock assembly is provided with a floater which is used for rising to be clamped with the clamping hole through the action of air pressure in a baking cavity, the door body assembly of the pressure oven forms a triple-lock structure, so that the damage of high-temperature and high-pressure gas to a human body caused by the ejection of the high-temperature and high-pressure gas in the baking cavity due to the fact that the door body assembly is opened by misoperation of a user is avoided, and the use safety of the pressure oven is high.

Drawings

Fig. 1 is a schematic perspective view of a pressure oven according to a first embodiment of the present invention.

Fig. 2 is a schematic cross-sectional partial structure view of a first embodiment of the pressure oven of the present invention.

Fig. 3 is a schematic perspective sectional view of the combination of the locking member, the pressure limiting valve assembly, the float lock assembly and the mounting seat of the pressure oven according to the first embodiment of the present invention.

Fig. 4 is a perspective view of a locking member of the pressure oven according to the first embodiment of the present invention.

Fig. 5 is a perspective view of a pressure oven according to a second embodiment of the present invention.

Fig. 6 is a schematic cross-sectional partial structure view of a second embodiment of the pressure oven of the present invention.

Fig. 7 is a schematic perspective sectional view of the combination of the locking element, the pressure limiting valve assembly, the float lock assembly and the mounting seat of the pressure oven of the second embodiment of the present invention.

Fig. 8 is a perspective view of a locking member of a second embodiment of the pressure oven of the present invention.

Fig. 9 is a perspective view of the locking member, the pressure limiting valve assembly, the electromagnet and the mounting seat assembly of the pressure oven according to the second embodiment of the present invention.

Fig. 10 is a schematic sectional view of a partial structure of the pressure limiting valve assembly and float lock assembly of the present invention in combination with a body.

Fig. 11 is a rear perspective view of the combination of the door handle and the handle latch hook according to the first embodiment of the pressure oven of the present invention.

Fig. 12 is a rear perspective view of a door handle and handle latch hook combination according to a second embodiment of the pressure oven of the present invention.

Fig. 13 is an exploded schematic view of the pressure limiting valve assembly of the present invention.

Fig. 14 is a schematic cross-sectional view of the seal of the present invention.

Fig. 15 is a schematic sectional view in plan view of the pressure oven of the present invention in the closed door state.

Description of reference numerals: 10-a fuselage; 101-a baking chamber; 11-a housing; 12-inner container; 1201-locking hole; 2-a door body assembly; 201-avoiding the through hole; 21-door body handle; 2101-catching groove; 2102-chute; 22-handle latch hook; 3-a locking fastener; 31-a push key; 32-a locking tongue; 301-card hole; 302-avoiding the long hole; 33-a ramp portion; 4-a pressure limiting valve assembly; 41-floating cover; 4101-valve plug; 4102-cover shell; 42-an exhaust pipe; 4201-valve port; 5-a float lock assembly; 51-a float; 511-fixture block; 512-chuck; 513-a driving lever; 52-a seal; 521-an elastic sealing disc portion; 522-buckling ring groove; 53-sealing gland; 6-locking spring; 7-a switch; 8-an electromagnet; 81-ram; 9-mounting seat.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

The high-safety pressure oven disclosed by the invention comprises an oven body 10, as shown in fig. 1, wherein the oven body 10 comprises an outer shell 11 and an inner container 12, the outer shell 11 is sleeved outside the inner container 12, a baking cavity 101 for containing food is arranged in the oven body 10, the baking cavity 101 is formed in the inner container 12, a door body assembly 2 for closing the baking cavity 101 is correspondingly arranged in the baking cavity 101, specifically, the lower end of the door body assembly 2 is connected with the oven body 10 through a hinge assembly, and therefore, the door body assembly 2 can be turned downwards.

As shown in fig. 1 and fig. 2, the door body assembly 2 is provided with a door body handle 21 which is slidably disposed, as shown in fig. 11, the door body handle 21 is connected with a handle latch hook 22, the handle latch hook 22 is fixedly connected with the door body handle 21, the handle latch hook 22 passes through the door body assembly 2, in other words, the door body assembly 2 is provided with a structure for avoiding the handle latch hook 22, the number of the handle latch hooks 22 can be two, which is favorable for the stress balance of the door body assembly 2, as shown in fig. 1, the machine body 10 is provided with a latch hole 1201, specifically, the latch hole 1201 is formed on the front surface of the inner container 12, the latch hole 1201 is a long hole, and the handle latch hook 22 can be fastened with the corresponding latch hole 1201 by sliding the door body handle 21; as shown in fig. 2 and 6, the body 10 is provided with the lock catch piece 3 which is slidably disposed, more specifically, the body 10 is provided with the mounting seat 9, the lock catch piece 3 is slidably connected with the mounting seat 9, as shown in fig. 4 and 8, the front end of the lock catch piece 3 is formed with the lock tongue 32, as shown in fig. 11 and 12, the door handle 21 is formed with the catching groove 2101, specifically, the back surface of the door handle 21 is formed with the catching groove 2101, as shown in fig. 2 and 6, the lock tongue 32 can be inserted into the catching groove 2101 to position the door handle 21, and the shape of the catching groove 2101 needs to be configured to be matched with the shape of the lock tongue 32; as shown in fig. 4 and 8, the locking piece 3 is formed with a locking hole 301, as shown in fig. 1 to 3 and 5 to 7, the body 10 is provided with the float lock assembly 5, as shown in fig. 10, the float lock assembly 5 is provided with the float 51 for rising by the air pressure in the baking chamber 101 to be locked with the locking piece 3, and specifically, the float 51 can be locked with the locking hole 301 of the locking piece 3.

The working principle of the invention is briefly explained as follows: as shown in fig. 1 and 5, the door body assembly 2 in an open state is closed, the handle lock hook 22 can be inserted into the corresponding lock catch hole 1201, and then the door body handle 21 is slid leftwards by a hand, as shown in fig. 15, the door body handle 21 drives the handle lock hook 22 to move leftwards to be hooked on the back of the edge part of the lock catch hole 1201, at this time, a first relock on the door body assembly 2 pulls the door body assembly 2 outwards to be blocked by the edge part of the lock catch hole 1201, when the first relock needs to be unlocked, the door body handle 21 is slid rightwards to release the handle lock hook 22, then the door body assembly 2 is pulled open, and the handle lock hook 22 is separated from the lock catch hole 1201; as shown in fig. 2 and fig. 6, on the basis of the first relocking, the locking piece 3 is moved forward, so that the tongue 32 is inserted into the catching groove 2101 of the door body handle 21, and at this time, specifically, the front part of the locking piece 3 passes through the avoiding through hole 201 on the door body assembly 2 and reaches the catching groove 2101, so that the second relocking on the door body assembly 2, the sliding door body handle 21 is blocked by the tongue 32 through the positioning effect of the tongue 32 on the door body handle 21; then the pressure oven of the invention works, a temperature sensing probe is arranged in the baking cavity 101, a controller of the pressure oven controls and adjusts the baking temperature in the baking cavity 101 through the temperature sensing probe, the air pressure in the baking cavity 101 rises due to the temperature rise of the air in the baking cavity 101 and the moisture evaporation of the food, the air pressure in the baking cavity 101 pushes the floater 51 to move towards the clamping hole 301, as shown in fig. 3 and 7, the floater 51 (specifically the clamping block 511 in the middle of the floater 51) rises into the clamping hole 301, then the clamping block 511 in the middle of the floater 51 is clamped in the clamping hole 301, the clamping block 511 is subjected to the limiting action of the edge part of the clamping hole 301, so that the locking piece 3 cannot move backwards to reach the distance that the bolt 32 is separated from the buckling groove 2101, and then the third lock is arranged on the door body assembly 2, the door body assembly 2 can be ensured to be kept closed when the pressure oven normally works, and the high-temperature and high-pressure in the baking cavity 101 caused by the door body assembly 2 being opened by the misoperation of a user (especially an old man or a child) The gas is sprayed out to cause the human body to be damaged by the high-temperature and high-pressure gas, so the pressure oven has high use safety.

Further, as shown in fig. 1 to 7, a pressure limiting valve assembly 4 for releasing pressure to the baking chamber 101 is provided on the main body 10, as shown in fig. 10, the pressure limiting valve assembly 4 is provided with a valve port 4201 communicating with the baking chamber 101 and a floating cover 41 closing the valve port 4201, specifically, the floating cover 41 includes a valve plug 4101 and a cover housing 4102, the valve plug 4101 can be made of silicon rubber, as shown in fig. 13, a vent hole is formed on the upper portion of the valve plug 4101, a vent hole is also formed on the top portion of the cover housing 4102, the pressure limiting valve assembly 4 is provided with an exhaust pipe 42, the valve port 4201 is formed on one end of the exhaust pipe 42, as shown in fig. 12, the other corresponding end of the exhaust pipe 42 is fixed on the inner container 12 through a corresponding nut, the other corresponding end of the exhaust pipe 42 is communicated with the baking chamber 101, when the pressure oven works, the air pressure in the baking chamber 101 rises, so that the air pressure in the exhaust pipe 42 rises, when the air pressure in the baking chamber 101 rises to a limited value, the air pressure in the exhaust pipe 42 can overcome the gravity of the floating cover 41 to push up the floating cover 41, so that the valve plug 4101 leaves the valve port 4201, the high-pressure air can be discharged from the valve port 4201, and the high-pressure air is then discharged from the vent hole at the top of the cover housing 4102, so that the air pressure in the baking cavity 101 is reduced, that is, the baking cavity 101 is depressurized, when the air pressure in the baking cavity 101 is reduced, the floating cover 41 closes the valve port 4201 by the gravity of the floating cover 41, when the pressure oven works, the pressure in the baking cavity 101 is a certain pressure greater than the atmospheric pressure, but the air pressure in the baking cavity 101 does not exceed a limit value, thereby avoiding explosion or other dangerous conditions, and being beneficial to improving the use safety of the pressure oven of the present invention.

In some embodiments, as shown in fig. 1 to 4, a push button 31 for manual pushing operation is formed on the fastener 3, the lock tongue 32 and the locking hole 301 can be respectively disposed at two sides of the push button 31, the push button 31 protrudes out of the housing 11 to facilitate manual operation, so that the lock catch 3 can be slid by holding the push button 31 with a thumb and a forefinger, so that the lock tongue 32 can slide forward into the fastening slot 2101 or backward out of the fastening slot 2101, and thus the locking or unlocking operation of the second relocking is convenient and intuitive, in other words, in this embodiment, the second relocking is unlocked by pushing the push button 31.

Further, as shown in fig. 4, the locking piece 3 is formed with a slope portion 33 for lifting up the floating cover 41 by sliding the locking piece 3 to open the valve port 4201, specifically, the locking piece 3 is formed with an escape long hole 302, and as shown in fig. 3, the exhaust pipe 42 of the pressure limiting valve assembly 4 is disposed through the escape long hole 302. When the pressure oven is just used, the temperature and the air pressure in the baking cavity 101 are higher, the door body assembly 2 is directly opened, scalding is caused, and also because the third triple lock is in a locked state, when the door body assembly 2 needs to be opened, the air pressure in the baking cavity 101 is firstly reduced, specifically, when the push button 31 is pushed backwards, the slope part 33 moves backwards, the lower end of the cover shell 4102 is contacted with the slope bottom end of the slope part 33 (namely the rear end of the slope part 33), so that the floating cover 41 slides up the slope part 33 relatively, the pressure limiting valve assembly 4 is actively decompressed, before the fixture block 511 of the floater 51 is not completely separated from the fixture hole 301, the push button 31 is still blocked by the floater 51 and cannot move backwards to the position where the bolt 32 is completely separated from the lock hole, and along with the reduction of the air pressure in the baking cavity 101, the floater 51 moves to reset and make the fixture block 511 separated from the fixture hole 301, then, the push button 31 is further pushed backward to completely disengage the latch tongue 32 from the latch hole 1201, in other words, in this embodiment, the third relock is unlocked by manually and directly operating the active pressure relief.

In some embodiments, as shown in fig. 6 and 7, a locking spring 6 for pushing the dead bolt 32 into the catching slot 2101 is attached to the catch piece 3. Specifically, the locking spring 6 is disposed between the locking element 3 and the mounting seat 9, when the first relocking is locked by operation, the door assembly 2 is closed first, the back surface of the door handle 21 contacts with the rear pushing bolt 32, so that the locking spring 6 elastically compresses and deforms, the door handle 21 slides leftwards, the handle locking hook 22 is locked with the locking hole 1201, and simultaneously, the locking groove 2101 slides to the position aligning the bolt 32, so that the elastic restoring force of the locking spring 6 can push the bolt 32 into the locking groove 2101, thereby realizing the locking of the second relocking, the first relocking and the second relocking can be locked simultaneously, avoiding the second relocking needing to be locked by human hands, and facilitating the use.

Further, as shown in fig. 8, the front end of the locking tongue 32 is formed with a guide arc for guiding the locking tongue 32 to slide out of the catching groove 2101, and more specifically, the front end of the locker 3 is formed with the locking tongue 32 in a cylindrical shape, and the above-mentioned guide arc may be a hemispherical surface, and accordingly, as shown in fig. 12, the catching groove 2101 is fitted to the locking tongue 32, and the edge of the catching groove 2101 is formed with a rounded corner, so that when the second relock needs to be unlocked, the door handle 21 is slid rightward, the guide arc of the locking tongue 32 comes into contact with the edge of the catching groove 2101, and by the guide action of the guide arc of the locking tongue 32, the locking tongue 32 can be relatively slid up the edge of the catching groove 2101 and the locking tongue 32 is released from the catching groove 2101, and at the same time, the handle locking hook 22 is released from the catching hole 1201, in other words, in this embodiment, the first relock and the second relock can be unlocked at the same time, but the elastic restoring force of the spring 6 needs to be overcome as the locking tongue 32 is slid out of the catching groove 2101, therefore, the external force required by unlocking the sliding door handle 21 is larger than that required by locking, and the misoperation prevention effect is still achieved.

In some embodiments, as shown in fig. 9, the pressure oven of the present invention further includes an electromagnet 8, the electromagnet 8 is connected to drive a lever 81 for lifting the floating cover 41 to open the valve port 4201, the electromagnet 8 may be disposed at the right side of the locking device 3, the electromagnet 8 may be mounted on the mounting seat 9, when the electromagnet 8 is powered, the electromagnet 8 attracts the lever 81 to move the lever 81 upward, the lever 81 lifts the floating cover 41 to open the valve port 4201 for pressure relief, so as to unlock the float lock assembly 5, when the electromagnet 8 is powered off and the air pressure in the exhaust pipe 42 is not enough to push the floating cover 41, the floating cover 41 may be reset to close the valve port 1, the power on of the electromagnet 8 may be implemented by operating a corresponding button on a control panel of the pressure oven, the power on of the electromagnet 8 may also be implemented by program control, for example, after the food is baked regularly, the controller of the pressure oven automatically controls the electromagnet 8 to be electrified for pressure relief, in other words, the electromagnet 8 and the ram 81 are arranged, so that the third relocking can realize automatic unlocking.

In some embodiments, the pressure oven of the present invention further includes a switch 7 and a pressure indicator, the pressure indicator may be disposed on a control panel of the pressure oven, as shown in fig. 7, the switch 7 may be mounted in the mounting seat 9, the pressure indicator is electrically connected to the switch 7, as shown in fig. 7, the float 51 is disposed corresponding to the position of the switch 7, the switch 7 may be a micro switch on the market, and the float 51 is provided with a lever 513 for triggering the switch 7. The shift lever 513 is fixedly connected with the floater 51, so that when the floater 51 rises by the air pressure in the baking chamber 101, the shift lever 513 follows the rise, the shift lever 513 presses the switch 7 to trigger the switch-on switch 7, so that the pressure indicator lamp is lightened, a user can intuitively know that high pressure exists in the baking chamber 101 according to the indicating action of the pressure indicator lamp, and when the air pressure in the baking chamber 101 is reduced, the shift lever 513 falls along with the floater 51 to be separated from the switch 7, so that the pressure indicator lamp is extinguished.

Further, as shown in fig. 1 and 5, the door handle 21 is slidably disposed at the front side of the door assembly 2 from left to right, and the locking member 3 is slidably disposed at the top of the body 10 from front to back, more specifically, as shown in fig. 11, a sliding groove 2102 is formed at the back of the door handle 21, a sliding rail is formed at the front side of the door assembly 2, and the sliding groove 2102 is slidably locked to the sliding rail, so that the door handle 21 can be linearly slid from left to right, as shown in fig. 2 and 6, the mounting seat 9 is embedded in the upper portion of the outer shell 11, and the mounting seat 9 is disposed at the outer side of the inner container 12, so that the locking member 3 is specifically located between the outer shell 11 and the inner container 12, and by disposing the locking member 3 at the top of the body 10, it is convenient to dispose the pressure limiting valve assembly 4 to discharge air upwards, so that the floating cover 41 can be reset by gravity, in other words, the exhaust pipe 42 is disposed vertically, as shown in fig. 3, under the condition of arranging the push key 31, the push key 31 can protrude out of the shell 11 to facilitate operation, corresponding gear marks (for example, graphic symbols corresponding to three positions of "locking", "pressure releasing" and "unlocking" of the push key 31) can be arranged on the mounting seat 9, and the door handle 21 is arranged on the front side of the door assembly 2 to facilitate operation of a user.

Further, the float 51 is vertically arranged so that the float 51 can be reset by gravity, as shown in fig. 10, the lower end portion of the float 51 is provided with a sealing member 52, as shown in fig. 14 and 10, the upper end of the sealing member 52 is formed with an elastic sealing disc portion 521 for isolating the float 51 from the baking chamber 101, specifically, the center of the sealing member 52 is formed with a snap ring groove 522, the lower end of the float 51 is formed with a snap head 512, the snap ring groove 522 is fittingly sleeved on the snap head 512, so that the float 51 can synchronously move up and down together with the sealing member 52, the float lock assembly 5 is further provided with a gland 53, the gland 53 is coaxially arranged with the float 51, the up and down movement of the float 51 is guided by the gland 53, the lower portion of the gland 53 abuts against the top inner wall of the inner container 12, the upper portion of the gland 53 is threadedly connected with a corresponding nut for pressing the lower portion of the gland 53 against the top inner wall of the inner container 12, it can also be understood that the top wall of the inner container 12 is sandwiched between the nut and the gland 53, the float 51 is disposed through the nut, the upper edge of the elastic gland plate 521 can abut against the lower end surface of the gland 53, so that when the pressure oven is operated, the air pressure in the baking chamber 101 raises the float 51 and the sealing member 52, so that the elastic gland plate 521 tightly abuts against the lower end surface of the gland 53, the high-pressure air cannot leak from between the float 51 and the inner container 12, and because the elastic gland plate 521 has the elastic deformation capability, the float 51 can rise to lock the latch member 3, or it can be understood that the bottom of the sealing member 52 rises due to the air pressure in the baking chamber 101, so that the snap ring groove 522 drives the float 51 to move upward, and by providing the elastic gland plate 521, the air pressure in the baking chamber 101 can be transmitted to the float 51, and leakage of high-pressure air from between the float 51 and the inner container 12 can be prevented.

In conclusion, the pressure oven provided by the invention is provided with the triple-lock structure, so that the occurrence of personal injury accidents caused by opening the door body assembly 2 by misoperation is completely avoided, and the pressure oven provided by the invention has high safety.

Claims (10)

1. The utility model provides a pressure oven of high security, includes fuselage (10), be equipped with the chamber of baking (101) that have the holding food in fuselage (10), bake chamber (101) correspondence and be equipped with and be used for sealing bake the door body subassembly (2) of chamber of baking (101), its characterized in that: the door body assembly (2) is provided with a door body handle (21) which is arranged in a sliding way, the door body handle (21) is connected with a handle lock hook (22), the body (10) is provided with a lock catch hole (1201), the handle lock hook (22) can be buckled with the corresponding lock catch hole (1201) by sliding the door body handle (21), a lock catch piece (3) which is arranged in a sliding way is arranged on the machine body (10), a lock tongue (32) is formed at the front end of the lock catch piece (3), the door body handle (21) is provided with a catching groove (2101), the lock tongue (32) can be inserted into the catching groove (2101) to position the door body handle (21), be equipped with float lock subassembly (5) on fuselage (10), float lock subassembly (5) are equipped with and are used for through air pressure effect in baking chamber (101) and rise with float (51) of hasp piece (3) joint.

2. The high safety pressure oven of claim 1, wherein: the oven body (10) is provided with a pressure limiting valve assembly (4) used for releasing pressure of the oven cavity (101), and the pressure limiting valve assembly (4) is provided with a valve port (4201) communicated with the oven cavity (101) and a floating cover (41) closing the valve port (4201).

3. The high safety pressure oven of claim 2, wherein: a push key (31) used for pushing and dialing by hands is formed on the lock catch piece (3).

4. The high safety pressure oven of claim 3, wherein: the latch member (3) is formed with a slope portion (33) for lifting up the floating cover (41) by sliding the latch member (3) to open the valve port (4201).

5. The high safety pressure oven of claim 2, wherein: the lock catch piece (3) is connected with a locking spring (6) used for pushing the lock tongue (32) into the buckling groove (2101).

6. The high safety pressure oven of claim 5, wherein: the front end of the lock tongue (32) is provided with a guide arc surface for guiding the lock tongue (32) to slide out of the buckle slot (2101).

7. The high safety pressure oven of claim 2, wherein: the valve also comprises an electromagnet (8), and a lifting lever (81) used for lifting the floating cover (41) to open the valve port (4201) is connected to the electromagnet (8) in a driving mode.

8. The high safety pressure oven of claim 1, wherein: still include switch (7) and pressure indicator, the pressure indicator electricity is connected switch (7), float (51) with switch (7) position corresponds the setting, be equipped with on float (51) and be used for triggering driving lever (513) of switch (7).

9. The high safety pressure oven of claim 1, wherein: the door body handle (21) is arranged on the front side of the door body assembly (2) in a left-right sliding mode, and the locking fastener (3) is arranged on the top of the machine body (10) in a front-back sliding mode.

10. The high safety pressure oven of claim 1, wherein: the floater (51) is vertically arranged, a sealing piece (52) is arranged at the lower end part of the floater (51), and an elastic sealing disc part (521) used for isolating the floater (51) from the baking cavity (101) is formed at the upper end of the sealing piece (52).

Images