CN215864522U

CN215864522U - Preheat and use roast stove

Info

Publication number: CN215864522U
Application number: CN202122383539.8U
Authority: CN
Inventors: 李祖同; 魏凯; 石亮亮
Original assignee: Zhejiang Wanfulong Fastening System Co ltd
Current assignee: Zhejiang Wanfulong Fastening System Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-02-18
Anticipated expiration: 2031-09-28

Abstract

The utility model relates to a preheat with baking oven, it includes the furnace body, covers and locates baffle on furnace body feed inlet and the discharge gate and with furnace body connected's conveyer belt, furnace body top intercommunication has hot-blast subassembly, it is connected with the limiting plate to slide in the furnace body, the limiting plate has two and is parallel to each other, two the limiting plate is located the both sides of hot-blast subassembly air-out department, two move in opposite directions when the limiting plate slides, two the limiting plate the conveyer belt with the furnace body roof forms the defeated material passageway that supplies the work piece to pass through, limiting plate connection has drive assembly. The application has the following effects: the waste of the heat of the baking oven can be reduced, thereby improving the resource utilization rate.

Description

Preheat and use roast stove

Technical Field

The application relates to the field of baking ovens, in particular to a preheating baking oven.

Background

The baking oven is one of drying devices, and is also called as a baking machine, and is widely applied to precision baking, drying and shaping processing of food, photoelectric, electronic, motor, communication, electroplating, plastic, mechanical devices and the like.

The utility model discloses a chinese utility model with application number CN201920754678.7 discloses a novel environmental protection and energy saving type toasts stove in succession, including frame and toast stove, the middle part fixed mounting at frame top has toasts the stove, toasts the stove and includes furnace body, heater, the furnace body sets up in the frame, be provided with feed inlet and discharge gate on the furnace body, feed inlet and discharge gate all are equipped with the baffle, the heater mount sets up on the furnace body inside wall, the inside fixed mounting of frame has conveying mechanism, conveying mechanism includes electronic roller, driven voller and conveyer belt, and electronic roller and driven voller difference fixed connection are in the top at frame inner chamber both ends, and electronic roller passes through the conveyer belt transmission with the driven voller and is connected. The workpiece to be baked is placed on the conveying belt, the electric roller is started to drive the conveying belt to move, so that the workpiece enters the heating furnace through the feeding hole to be heated, the heater is started to dry the workpiece, and finally the workpiece is output out of the heating furnace through the discharging hole.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when the conveyor belt conveys the smaller workpieces for heating, hot air can be dispersed in the whole furnace body, most of heat is not actually applied to the workpieces, and resource waste is caused.

SUMMERY OF THE UTILITY MODEL

In order to reduce calorific loss, promote resource utilization, this application provides a preheat and use baking oven.

The application provides a preheat and use bake out furnace adopts following technical scheme:

the utility model provides a preheat with baking oven, includes the furnace body, covers and locates baffle on furnace body feed inlet and the discharge gate and with furnace body connected's conveyer belt, furnace body top intercommunication has hot-blast subassembly, it is connected with the limiting plate to slide in the furnace body, the limiting plate has two and is parallel to each other, two the limiting plate is located the both sides of hot-blast subassembly air-out department, two move in opposite directions when the limiting plate slides, two the limiting plate the conveyer belt with the furnace body roof forms the defeated material passageway that supplies the work piece to pass through, limiting plate connection has drive assembly.

Through adopting above-mentioned technical scheme, the defeated material passageway of work piece accessible heats and dries, drive assembly can drive two limiting plates, two limiting plate intervals change, with this width that changes defeated material passageway, the adaptable big or small different work piece of width of different defeated material passageway passes through, when heating less work piece, reduce the width of defeated material passageway, hot-air in the defeated material passageway is more concentrated, can promote the heater to the heating efficiency of work piece, with this drying efficiency of improvement roaster to the work piece, reduce thermal waste, thereby improve resource utilization.

Preferably, the two baffles are provided with sliding grooves, the two sides of the limiting plate are provided with convex blocks, the convex blocks are located in the sliding grooves, and the limiting plate is connected with the sliding grooves in a sliding mode through the convex blocks.

Through adopting above-mentioned technical scheme, the stopper slides in the spout through the lug of both sides, can fix the orbit of sliding of stopper for the stopper stability improves when sliding.

Preferably, the driving assembly comprises a screw rod and a motor, the screw rod is in transmission connection with the motor, and the screw rod penetrates through the furnace body and is in transmission connection with the limiting plate.

Through adopting above-mentioned technical scheme, the motor can drive the lead screw, and two limiting plate accessible lead screws relatively slide between the baffle to this interval that changes two limiting plates.

Preferably, the lead screw includes the screw rod, the screw rod with motor drive connects, the screw rod with the furnace body rotates to be connected, the screw rod penetrates partial cover in the furnace body is equipped with two nuts, the screw thread section of screw rod has two sections and screw thread opposite direction, two the nut respectively with two screw thread section threaded connection of screw rod, and two the nut respectively with two the limiting plate is fixed.

Through adopting above-mentioned technical scheme, the motor can drive the screw rod rotatory, and the screw thread of screw rod divide into opposite two sections, and the screw rod rotates with the nut relatively, can only realize two blocks of boards relative slippage simultaneously through the rotation of same root screw rod to this interval that changes two limiting plates has improved the convenience, the cost is reduced.

Preferably, two the spout middle part all is equipped with the stopper, the stopper is located two between the lug, the stopper with the baffle is connected.

By adopting the technical scheme, the limiting blocks can limit the maximum range of the sliding of the two limiting plates, and the two limiting plates can be prevented from colliding in the sliding process as much as possible.

Preferably, a circular hole is formed in the side wall of the furnace body, the screw rod penetrates through the circular hole, and a rubber ring for the screw rod to penetrate through is arranged in the circular hole.

Through adopting above-mentioned technical scheme, the leakproofness of furnace body can be improved to the rubber circle, can avoid hot-air to escape from the round hole as far as possible, reducible thermal waste to improve resource utilization.

Preferably, one side of the limiting plate, which is close to the top wall of the furnace body, is provided with a stretching film, one side edge of the stretching film is connected with the side wall of the furnace body, and two side edges of the stretching film are respectively abutted against the two baffles.

By adopting the technical scheme, the stretching film can prevent hot air from escaping from the gap between the limiting plate and the top wall of the furnace body as much as possible, so that the content of the hot air in the material conveying channel is improved, the waste of heat can be reduced, and the resource utilization rate is improved.

Preferably, the two opposite side walls of the limiting plates are provided with heat insulating layers.

Through adopting above-mentioned technical scheme, the heat preservation has reduced on the heat conduction limited plate in the defeated material passageway, has reduced thermal loss, reducible thermal waste to improve resource utilization.

Preferably, a plurality of ventilation holes are opened to the conveyer belt, and is a plurality of ventilation hole evenly distributed the conveyer belt is on the surface, the conveyer belt below is equipped with the negative pressure source.

Through adopting above-mentioned technical scheme, the ventilation hole that negative pressure source accessible on the conveyer belt makes the hot-air at furnace body top move towards the work piece, can realize that hot-air flows on the work piece, can promote the heating efficiency of heater to the work piece to this improves the drying efficiency of roaster to the work piece.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when a smaller workpiece is heated, the width of the material conveying channel is reduced, hot air in the material conveying channel is concentrated, the heating efficiency of the heater on the workpiece can be improved, the drying efficiency of the baking oven on the workpiece is improved, the waste of heat is reduced, and the resource utilization rate is improved;

2. the stretched film can prevent hot air from escaping from a gap between the limiting plate and the top wall of the furnace body as much as possible, so that the content of the hot air in the material conveying channel is improved, the waste of heat is reduced, and the resource utilization rate is improved;

3. the negative pressure source can move hot air at the top of the furnace body towards the workpiece through the vent holes in the conveyor belt, so that the hot air can flow on the workpiece, the heating efficiency of the heater on the workpiece can be improved, and the drying efficiency of the baking oven on the workpiece can be improved.

Drawings

Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present application.

Fig. 2 is a partial structural schematic diagram of embodiment 1 of the present application.

Fig. 3 is a schematic view of a partial explosion structure of embodiment 1 of the present application.

Fig. 4 is a schematic view of a partial explosion structure of the rubber ring in example 1 of the present application.

Fig. 5 is a partially enlarged schematic view at a in fig. 4.

Fig. 6 is a partial structural schematic diagram of embodiment 2 of the present application.

Fig. 7 is a schematic view of a partial explosion structure of embodiment 2 of the present application.

Description of reference numerals:

1. a furnace body; 11. a circular hole; 12. a rubber ring;

2. a baffle plate; 21. a chute; 22. a limiting block;

3. a conveyor belt; 31. a vent hole;

4. a limiting plate; 41. a bump; 42. stretching the film; 43. a heat-insulating layer;

5. a drive assembly; 51. a lead screw; 511. a screw; 512. a nut; 52. an electric motor.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses preheat and use baking oven.

Example 1:

referring to fig. 1, preheat with baking oven and include furnace body 1, baffle 2 and conveyer belt 3, feed inlet and discharge gate have been seted up for hollow cuboid form and both ends to furnace body 1, baffle 2 lid is established on feed inlet and discharge gate, baffle 2 and furnace body 1 bolt fastening, conveyer belt 3 is located 1 below of furnace body and overall length is greater than the length of feed inlet to discharge gate, 3 interior intercommunications in conveyer belt surface and the furnace body 1, conveyer belt 3 is used for carrying work piece to the heating in the furnace body 1, be equipped with hot-blast subassembly on the furnace body 1, hot-blast subassembly is including the hot-blast main that communicates at 1 top of furnace body, the one end that the hot-blast main is located 1 outside the furnace body is provided with the fan, the fan is used for sending into in the furnace body 1 with the external air, and there is the heater through the bolt fastening in the hot-blast main, the heater is used for heating the air, thereby send into in the furnace body 1 with the hot-air, preheat the work piece.

Referring to fig. 2 and 3, be equipped with limiting plate 4 in the furnace body 1, limiting plate 4 has two and is cuboid platelike, and two 4 length direction of limiting plates are perpendicular with baffle 2, and two limiting plates 4 all are located 3 tops of conveyer belt, form the defeated material passageway that supplies the work piece to pass through between two limiting

plates

4, 3 top surfaces of conveyer belt, the 1 roof of furnace body. Two baffles 2 have all seted up spout 21 towards one side in the furnace body 1, spout 21 is rectangular form, its length direction is perpendicular with 3 direction of transfer of conveyer belt, spout 21 length equals with baffle 2 width, two 4 both ends of limiting plate are all integrative to be equipped with lug 41, lug 41 is located spout 21 and slides with spout 21 and is connected, limiting plate 4 slides through lug 41, spout 21 and baffle 2 and is connected in order to realize that two limiting plate 4 intervals are adjustable, with this width that realizes defeated material passageway is adjustable.

The limiting plate 4 is connected with drive assembly 5, and drive assembly 5 has two sets, and two limiting plates 4 are connected with a set of drive assembly 5 respectively, and every drive assembly 5 of group includes lead screw 51 and motor 52, and lead screw 51 includes screw rod 511 and nut 512, and trompil and nut 512 embedding are downthehole on the limiting plate 4 to make nut 512 fixed with limiting plate 4. The screw 511 is rotatably connected with the side wall of the furnace body 1, one end of the screw 511 is coaxially fixed with an output shaft of the motor 52, the motor 52 is fixed with the outer side wall of the furnace body 1 by bolts, and the motors 52 of the two groups of driving components 5 are respectively positioned at the two sides of the furnace body 1. The motor 52 can rotate the screw 511, and the screw 511 can drive the limiting plates 4 to slide, so as to adjust the distance between the two limiting plates 4.

Referring to fig. 4 and 5, a circular hole 11 is formed in the side wall of the furnace body 1, a rubber ring 12 is arranged in the circular hole 11, the rubber ring 12 is coaxially fixed with the circular hole 11, the screw 511 penetrates through the rubber ring 12 and then is in threaded connection with the nut 512, and the rubber ring 12 can improve the sealing performance of the furnace body 1.

Be equipped with stopper 22 in two spouts 21, stopper 22 is located spout 21 middle part and fixed with baffle 2, and stopper 22 is located between two lugs 41, and stopper 22 can avoid two limiting plate 4 to collide when sliding as far as possible.

Referring to fig. 2 and 3, one side of the limiting plate 4 close to the top wall of the furnace body 1 is connected with a stretching film 42, the stretching film 42 can be a rubber film, the stretching film 42 is as long as the limiting plate 4, one side of the stretching film 42 is fixedly bonded with the limiting plate 4, the other side of the stretching film 42 is fixedly bonded with the inner side wall of the top of the furnace body 1, and the edges of the other two sides of the stretching film 42 are respectively abutted to the two baffles 2. When the limiting plate 4 slides towards the middle part of the furnace body 1, the stretching film 42 can stretch along with the movement of the limiting plate 4, and the stretching film 42 can prevent hot air from escaping from a gap between the limiting plate 4 and the side wall of the furnace body 1 as much as possible, so that the heat loss is reduced. The side walls of the opposite surfaces of the two limiting plates 4 are provided with heat preservation layers 43, the heat preservation layers 43 can be made of plastic materials or ceramic materials, the coverage area of the heat preservation layers 43 is the same as that of the limiting plates 4, and the heat preservation layers 43 can reduce the heat in the material conveying channel and are conducted out through the limiting plates 4.

A plurality of ventilation holes 31 have been seted up to conveyer belt 3, and a plurality of ventilation holes 31 evenly distributed is on

conveyer belt

3, and 3 below on the conveyer belt are equipped with the negative pressure source, and the negative pressure source can adopt the vacuum pump, and it goes into the wind gap and 3 vertical relative with the conveyer belt, and the negative pressure source can drive hot-air down and flow, can make the work piece on the conveyer belt 3 fully contact hot-air, can promote heating efficiency.

The implementation principle of the embodiment 1 is as follows: after the operator places the work piece on conveyer belt 3, can pass through two limiting plate 4 intervals of motor 52 adjustment according to the work piece size, the hot-air gathering in furnace body 1 can flow hot-air to conveyer belt 3 in defeated material passageway, negative pressure source, makes hot-air and work piece fully contact, can promote the heater to the heating efficiency of work piece to this drying efficiency of improvement roaster to the work piece reduces calorific loss, promotes resource utilization.

Example 2, a preheating oven, which is different from example 1 in that: the two sets of screws are combined into one set.

Referring to fig. 6 and 7, the screw thread on the screw 511 of the set of screws is divided into two sections with opposite directions, and the two sections have the same thread length, one limiting plate 4 is in threaded connection with one thread section of the screw 511, the other limiting plate 4 is in threaded connection with the screw 511 of the other thread section of the screw 511, two ends of the screw 511 are rotatably connected with the side wall of the furnace body 1, one end of the screw is coaxially fixed with the output shaft of the motor 52, and the motor 52 is fixed with the side wall of the furnace body 1 through bolts.

The implementation principle of the embodiment 2 is as follows: the operator can drive the screw 511 through the motor 52, and the screw 511 rotates and drives the two limiting plates 4 to slide at the same time, so that the distance between the two limiting plates 4 is changed, the number of the motors 52 is reduced, and the equipment cost and the operation and maintenance cost are reduced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a preheat with baking oven, includes that furnace body (1), lid are located baffle (2) on furnace body (1) feed inlet and the discharge gate and with conveyer belt (3) that furnace body (1) is connected, furnace body (1) top intercommunication has hot-blast subassembly, its characterized in that: furnace body (1) internal slipping is connected with limiting plate (4), limiting plate (4) have two and be parallel to each other, two limiting plate (4) are located the both sides of hot-blast subassembly air-out department, two limiting plate (4) move in opposite directions when sliding, two limiting plate (4) conveyer belt (3) with furnace body (1) roof forms the defeated material passageway that supplies the work piece to pass through, limiting plate (4) are connected with drive assembly (5).

2. The preheating roaster as claimed in claim 1, wherein: two spout (21) have all been seted up on baffle (2), limiting plate (4) both sides all are equipped with lug (41), lug (41) are located spout (21), limiting plate (4) pass through lug (41) with spout (21) slide and are connected.

3. The preheating roaster as claimed in claim 1, wherein: drive assembly (5) include lead screw (51) and motor (52), lead screw (51) with motor (52) transmission is connected, lead screw (51) pass furnace body (1) and with limiting plate (4) transmission is connected.

4. The preheating roaster as claimed in claim 3, wherein: lead screw (51) includes screw rod (511), screw rod (511) with motor (52) transmission is connected, screw rod (511) with furnace body (1) rotates to be connected, screw rod (511) penetrate partial cover in furnace body (1) is equipped with two nuts (512), the screw thread section of screw rod (511) has two sections and screw thread opposite direction, two nut (512) respectively with two screw thread section threaded connection of screw rod (511), and two nut (512) respectively with two limiting plate (4) are fixed.

5. The preheating roaster as claimed in claim 2, wherein: two spout (21) middle part all is equipped with stopper (22), stopper (22) are located two between lug (41), stopper (22) with baffle (2) are connected.

6. The preheating roaster as claimed in claim 4, wherein: round hole (11) have been seted up to furnace body (1) lateral wall, screw rod (511) pass round hole (11), be equipped with in round hole (11) and supply rubber circle (12) that screw rod (511) passed.

7. The preheating roaster as claimed in claim 1, wherein: limiting plate (4) are close to one side of furnace body (1) roof is equipped with tensile membrane (42), tensile membrane (42) one side border with furnace body (1) lateral wall is connected, the both sides border of tensile membrane (42) respectively the butt in two baffle (2).

8. The preheating roaster as claimed in claim 1, wherein: and heat-insulating layers (43) are arranged on the opposite side walls of the two limit plates (4).

9. The preheating roaster as claimed in claim 1, wherein: a plurality of ventilation holes (31) have been seted up in conveyer belt (3), and is a plurality of ventilation hole (31) evenly distributed is in conveyer belt (3) are on the surface, conveyer belt (3) below is equipped with the negative pressure source.