CN216796307U

CN216796307U - Opposite direction circulating conveying type tunnel furnace

Info

Publication number: CN216796307U
Application number: CN202220159073.5U
Authority: CN
Inventors: 符建国; 尹林东; 罗南富
Original assignee: Shenzhen Naimeite Industrial Equipment Co ltd
Current assignee: Shenzhen Naimeite Industrial Equipment Co ltd
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-06-24
Anticipated expiration: 2032-01-19

Abstract

The utility model discloses a tunnel furnace, which belongs to the technical field of tunnel furnaces, in particular to an opposite circulating conveying type tunnel furnace, which comprises a base and a conveyor belt supporting edge, wherein the conveyor belt supporting edge is fixedly arranged at the upper ends of two sides of the base, and the tunnel furnace also comprises: the furnace box comprises a height increasing plate and a furnace box, wherein the height increasing plate is fixedly arranged at the upper end of the supporting edge of the conveying belt, and the furnace box is arranged at the upper end of the height increasing plate through a hinge, and the furnace box has the beneficial effects that: through setting up two positive and negative transport mechanism to the tunnel furnace inboard, after infrared ray sensor detected article, the hydraulic stem made article can carry out a round trip to toast in the tunnel furnace on article follow another transport mechanism propelling movement to another transport mechanism, had improved the toast time and the toast quality of article, only need add in tunnel furnace one end workman can, reduce manpower and materials.

Description

Opposite direction circulating conveying type tunnel furnace

Technical Field

The utility model relates to the technical field of tunnel furnaces, in particular to an opposite circulation conveying type tunnel furnace.

Background

The tunnel oven is a tunnel type mechanical device for baking by thermal conduction, convection and radiation, the oven body is generally very long, the baking chamber is a long and narrow tunnel, a continuously running conveying system is arranged in the tunnel, during baking, relative motion is generated between a conveying chain plate, a steel belt or a mesh belt and an electric heating element or a direct combustion burning rod, so that uniform baking and conveying work is completed, the oven can be continuously produced, the production efficiency is high, manpower is saved, the baking quality is stable, the tunnel oven is mainly used for food enterprises in industrial production, the large-batch continuous or intermittent baking is taken as a characteristic, the input of rated power is more than 24KW generally, and the tunnel oven is operated by special staff.

The existing tunnel furnace generally adopts one-way conveying objects to bake, so that the baking time of the objects is short, the baking effect is poor, workers need to be set at two ends of the tunnel furnace, the operation is complex, and therefore, the opposite circulation conveying type tunnel furnace is provided.

SUMMERY OF THE UTILITY MODEL

The present invention has been made in view of the above and/or other problems occurring in the related art in a counter circulating conveyor type tunnel furnace.

Therefore, the utility model aims to provide a counter-circulating conveying type tunnel furnace, wherein a forward conveying mechanism and a reverse conveying mechanism are arranged on the inner side of the tunnel furnace, after an infrared sensor detects an article, a hydraulic rod pushes the article from one conveying mechanism to the other conveying mechanism, so that the article can be baked back and forth in the tunnel furnace, the baking time and the baking quality of the article are improved, only a worker needs to be additionally arranged at one end of the tunnel furnace, manpower and material resources are reduced, and the problems that the baking time of the article is short, the baking effect is poor, workers need to be arranged at both ends of the tunnel furnace and the operation is complicated due to the fact that the existing tunnel furnace generally adopts one-way conveying of the article for baking can be solved.

In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

a counter-circulating conveyor tunnel oven comprising: base and conveyer belt support limit, the conveyer belt supports limit fixed mounting and still includes in the both sides upper end of base: and the opposite conveying mechanisms are arranged at the upper end and the side end of the conveyor belt supporting edge.

As a preferable mode of the opposed circulation conveying type tunnel furnace of the present invention, wherein: subtend conveying mechanism is including increasing board and stove case, it supports the upper end on limit at the conveyer belt to increase board fixed mounting, the stove case passes through the hinge and installs the upper end that increases the board.

As a preferable mode of the opposed circulation conveying type tunnel furnace of the present invention, wherein: the conveying belt supporting side is characterized in that a forward conveying belt is installed on the inner side of the left end of the conveying belt supporting side, a reverse conveying belt is installed on the inner side of the right end of the conveying belt supporting side, and the moving directions of the forward conveying belt and the reverse conveying belt are opposite.

As a preferable mode of the opposed circulation conveying type tunnel furnace of the present invention, wherein: the conveyer belt supports limit side end erection bracing seat, supporting seat upper end installation hydraulic stem, the output of hydraulic stem runs through and increases inboard wall of the board and extend to and increase inboard.

As a preferable mode of the opposed circulation conveying type tunnel furnace of the present invention, wherein: the base upper end installation baffle, the baffle setting is in the front side of positive conveyer belt.

As a preferable mode of the opposed circulation conveying type tunnel furnace of the present invention, wherein: increase the board left end inner wall and install infrared ray sensor, the singlechip is installed to the supporting seat lower extreme, singlechip electric connection infrared ray sensor and hydraulic stem respectively.

As a preferable mode of the opposed circulation conveying type tunnel furnace of the present invention, wherein: the output end of the hydraulic rod is provided with a push plate, and the push plate is arranged on the upper side of the forward conveying belt.

As a preferable mode of the opposed circulation conveying type tunnel furnace of the present invention, wherein: the gas vent is installed at the upper end of the furnace box, the filter screen is clamped at the inner side of the gas vent, and the cover plate is installed at the upper end of the gas vent through a hinge.

Compared with the prior art, the method has the advantages that:

through setting up two positive and negative transport mechanism to the tunnel furnace inboard, infrared ray sensor detects article back, and the hydraulic stem makes article can carry out a round trip to toast in the tunnel furnace on article from another transport mechanism propelling movement to article from a transport mechanism, has improved the toast time and the toast quality of article, only need add in tunnel furnace one end workman can, reduce manpower and materials.

Drawings

FIG. 1 is a left side view of a counter-circulating conveyor tunnel furnace of the present invention;

FIG. 2 is a top view of a hearth in a counter-circulating conveying tunnel furnace according to the present invention;

FIG. 3 is a top plan view of a counter-circulating conveyor tunnel furnace of the present invention;

FIG. 4 is a perspective view of a baffle plate in a counter-circulating conveying tunnel furnace according to the present invention.

In the figure: the device comprises a base 1, a conveyor belt supporting edge 11, an exhaust port 12, a filter screen 13, a cover plate 14, an opposite conveying mechanism 2, a heightening plate 21, a furnace box 22, a hydraulic rod 23, a supporting seat 24, a single chip microcomputer 241, a baffle 25, an infrared sensor 26, a reverse conveyor belt 27, a forward conveyor belt 28 and a push plate 29.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The utility model provides a counter-circulating conveying type tunnel furnace, which is characterized in that a positive conveying mechanism and a negative conveying mechanism are arranged on the inner side of the tunnel furnace, after an infrared sensor detects an article, a hydraulic rod pushes the article from one conveying mechanism to the other conveying mechanism, so that the article can be baked in the tunnel furnace back and forth, the baking time and the baking quality of the article are improved, only a worker needs to be additionally arranged at one end of the tunnel furnace, and the advantages of manpower and material resources are reduced, please refer to fig. 1-4, and the tunnel furnace comprises a base 1 and a conveying belt supporting edge 11, and further comprises: an opposite conveying mechanism 2;

the conveyor belt supporting edges 11 are fixedly arranged at the upper ends of two sides of the base 1, the conveyor belt supporting edges 11 have the functions of installing reverse conveyor belts 27 and forward conveyor belts 28, the conveyor belt supporting edges 11 also have the functions of supporting heightening plates 21, the opposite conveying mechanisms 2 are arranged at the upper ends and the side ends of the conveyor belt supporting edges 11, the opposite conveying mechanisms 2 have the functions of carrying out forward and reverse conveying and baking on baked articles, the baking time of the articles is prolonged, the article baking efficiency is better, workers do not need to be additionally arranged at two ends of the tunnel furnace, the consumption of manpower is reduced, exhaust ports 12 are arranged at the upper ends of the furnace boxes 22, the exhaust ports 12 have the functions of conveniently discharging abundant heat upwards from the middle parts of the furnace boxes 22, filter screens 13 are clamped at the inner sides of the exhaust ports 12, the filter screens 13 have the function of protecting the exhaust ports 12, foreign matters falling into the exhaust ports 12 are avoided, and cover plates 14 are installed at the upper ends of the exhaust ports 12 through hinges, the cover plate 14 has a function of covering the exhaust port 12.

The opposite direction conveying mechanism 2 comprises a heightening plate 21 and a furnace box 22, the heightening plate 21 is fixedly arranged at the upper end of the conveyor belt supporting edge 11, the heightening plate 21 has the function of heightening the upper end space of a reverse conveyor belt 27 and a forward conveyor belt 28, a hydraulic rod 23 is convenient for pushing articles, the furnace box 22 is arranged at the upper end of the heightening plate 21 through hinges, the furnace box 22 can be opened at the upper end of the heightening plate 21 through hinges, the forward conveyor belt 28 is arranged at the inner side of the left end of the conveyor belt supporting edge 11, the forward conveyor belt 28 has the function of forward conveying the articles and conveying the articles to the inner side of the furnace box 22 for baking, the reverse conveyor belt 27 is arranged at the inner side of the right end of the conveyor belt supporting edge 11, the reverse conveyor belt 27 has the function of reversely conveying the articles back, the articles are conveyed back to the starting end from the other end of the tunnel furnace, the moving directions of the forward conveyor belt 28 and the reverse conveyor belt 27 are opposite, so that the articles are baked in the forward direction and then in the reverse direction, improve the baking efficiency and the quality of articles, 11 side end installation supporting seats 24 of conveyer belt support limit, supporting seat 24 has the effect of supporting hydraulic stem 23, supporting seat 24 upper end installation hydraulic stem 23, hydraulic stem 23 has the effect of flexible push pedal 29, the output of hydraulic stem 23 runs through increase board 21 inner wall and extends to increase the inboard of board 21, base 1 upper end installation baffle 25, baffle 25 has the effect of blockking article of forward conveyer belt 28 upper end, prevent dropping when the promotion of article, baffle 25 sets up the front side at forward conveyer belt 28, increase board 21 left end inner wall and install infrared ray sensor 26, infrared ray sensor 26 has the effect that article will reach the front side of hydraulic stem 23 soon, single-chip microcomputer 241 is installed to supporting seat 24 lower extreme, single-chip microcomputer 241 has the effect of sending the promotion instruction to hydraulic stem 23, single-chip microcomputer 241 is electric connection infrared ray sensor 26 and hydraulic stem 23 respectively, the infrared sensor 26 transmits a signal to the single chip microcomputer 241 after detecting an article, the single chip microcomputer 241 sends a pushing instruction to the hydraulic rod 23, the hydraulic rod 23 starts to push the push plate 29, the push plate 29 is installed at the output end of the hydraulic rod 23, the push plate 29 is arranged on the upper side of the forward conveyor belt 28, and the push plate 29 has the function of pushing the article on the forward conveyor belt 28 and pushes the article on the upper end of the forward conveyor belt 28 to the reverse conveyor belt 27.

When the device is used specifically, the upper ends of two sides of the base 1 are fixedly provided with the conveyor belt supporting edges 11, the upper ends of the conveyor belt supporting edges 11 are fixedly provided with the heightening plates 21, the furnace box 22 is arranged at the upper ends of the heightening plates 21 through hinges, the furnace box 22 can be opened at the upper ends of the heightening plates 21 through hinges, the inner side of the left end of the conveyor belt supporting edges 11 is provided with the forward conveyor belt 28, the inner side of the right end of the conveyor belt supporting edges 11 is provided with the reverse conveyor belt 27, the forward conveyor belt 28 forwards transmits articles to the inner side of the furnace box 22 for baking, the reverse conveyor belt 27 reversely transmits the articles back to the starting end from the other end of the tunnel furnace, the moving directions of the forward conveyor belt 28 and the reverse conveyor belt 27 are opposite, the side ends of the conveyor belt supporting edges 11 are provided with the supporting seats 24, the upper ends of the supporting seats 24 are provided with the hydraulic rods 23, the output ends of the hydraulic rods 23 penetrate through the inner walls of the heightening plates 21 and extend to the inner sides of the heightening plates 21, the output end of the hydraulic rod 23 is provided with a push plate 29, the inner wall of the left end of the heightening plate 21 is provided with an infrared sensor 26, the lower end of the supporting seat 24 is provided with a single chip microcomputer 241, the infrared sensor 26 detects articles and transmits signals to the single chip microcomputer 241, the single chip microcomputer 241 transmits a pushing instruction to the hydraulic rod 23, the hydraulic rod 23 starts to push the push plate 29, the push plate 29 pushes the articles on the forward conveyor belt 28, the articles on the upper end of the forward conveyor belt 28 are pushed to the reverse conveyor belt 27, the reverse conveyor belt 27 transmits the direction of the articles and bakes the articles again, so that the articles are baked forward and then reversely, the baking efficiency and quality of the articles are improved, workers do not need to be additionally arranged at two ends of the tunnel furnace, the consumption of manpower and material resources is reduced, the baffle 25 is arranged at the upper end of the base 1, the articles are prevented from being pushed and falling down through the baffle 25, the exhaust port 12 is arranged at the upper end of the furnace box 22, the filter screen 13 is clamped on the inner side of the exhaust port 12, the cover plate 14 is installed at the upper end of the exhaust port 12 through a hinge, and the cover plate 14 is opened to conveniently discharge the surplus heat in the middle of the furnace box 22 upwards.

While the utility model has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the various features of the disclosed embodiments of the utility model may be used in any combination, provided that no structural conflict exists, and the combinations are not exhaustively described in this specification merely for the sake of brevity and resource conservation. Therefore, it is intended that the utility model not be limited to the particular embodiments disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a subtend circulation transport formula tunnel furnace, includes base (1) and conveyer belt support limit (11), conveyer belt support limit (11) fixed mounting is in the both sides upper end of base (1), its characterized in that still includes: the opposite conveying mechanism (2) is arranged at the upper end and the side end of the conveyor belt supporting edge (11).

2. A counter circulating conveyor tunnel furnace according to claim 1, characterized in that the counter conveyor means (2) comprise a heightening plate (21) and a furnace box (22), the heightening plate (21) being fixedly mounted on the upper end of the conveyor belt supporting edge (11), the furnace box (22) being mounted on the upper end of the heightening plate (21) by means of a hinge.

3. A counter circulating conveyor tunnel furnace according to claim 2, characterized in that a forward conveyor (28) is mounted inside the left end of the conveyor support edge (11), and a reverse conveyor (27) is mounted inside the right end of the conveyor support edge (11), the forward conveyor (28) and the reverse conveyor (27) moving in opposite directions.

4. A counter-circulating conveyor tunnel furnace according to claim 2, characterized in that the conveyor belt supporting edge (11) is provided at its side end with a support base (24), the support base (24) is provided at its upper end with a hydraulic rod (23), and the output end of the hydraulic rod (23) penetrates the inner wall of the heightening plate (21) and extends to the inside of the heightening plate (21).

5. A counter circulating conveyor tunnel furnace according to claim 3, characterized in that the base (1) is provided at its upper end with a baffle (25), said baffle (25) being arranged on the front side of the forward conveyor belt (28).

6. A counter-circulating conveying type tunnel furnace according to claim 4, characterized in that the inner wall of the left end of the heightening plate (21) is provided with an infrared sensor (26), the lower end of the supporting seat (24) is provided with a single chip microcomputer (241), and the single chip microcomputer (241) is respectively and electrically connected with the infrared sensor (26) and the hydraulic rod (23).

7. A counter circulating conveyor tunnel oven according to claim 4, characterized in that the output end of the hydraulic ram (23) is fitted with a push plate (29), the push plate (29) being arranged on the upper side of the forward conveyor belt (28).

8. A opposed circulation conveying type tunnel furnace according to claim 2, wherein the upper end of the furnace box (22) is provided with an exhaust port (12), the inner side of the exhaust port (12) is clamped with a filter screen (13), and the upper end of the exhaust port (12) is provided with a cover plate (14) through a hinge.