CN216977457U - Lengthened light wave dryer structure - Google Patents

Abstract

The utility model provides a lengthened light wave dryer structure, on the premise of not changing other structures, a middle frame structure and a cover plate structure are extended from a product input end to a product output end all the time, driving wheels at two ends are covered, and light wave heating pipes are uniformly arranged in the whole middle frame structure at intervals, so that the drying distance of a product is lengthened, and the whole drying and heating distance is increased by about 50% compared with that of the traditional structure; when a plurality of light wave dryers are connected together, long-distance continuous drying can be realized, the drying areas between two adjacent light wave dryers are in seamless butt joint, and the product does not need to pass through a heating interval, so that the defect of heating discontinuity is avoided; the annular conveying belt is clamped in the two U-shaped brackets at the same time, so that the supporting strength of the annular conveying belt is improved; through setting up jacking cylinder drive jack-up center structure and apron structure, use manpower sparingly to the convenience is to crushed aggregates clearance and when the light wave desicator stopped using, avoids inside gathering steam, produces the problem of dripping.

Description

Lengthened light wave dryer structure

Technical Field

The utility model relates to ceramic drying and heating equipment, in particular to an elongated light wave dryer structure.

Background

The light wave dryer is used for drying and heating products (such as ceramic green bricks) needing drying and heating treatment, wherein light waves and heat emitted by the light wave heating pipe are used for drying and heating the products needing drying and heating, the products needing drying and heating are driven by the conveying belt and conveyed below the light wave heating pipe, and drying and heating treatment is achieved.

In a standard type light wave dryer (the standard type light wave dryer refers to a light wave dryer in which the lengths of a middle frame, a cover plate and a bottom plate are the same, and because the lengths of the middle frame, the cover plate and the bottom plate are matched, the sealing performance of a drying and heating cavity of the whole light wave dryer is better, so that the heating and drying effects are ensured), in the use process, a conveying belt is generally wound on two belt pulleys respectively arranged at two ends of the light wave dryer, so that the length of an actual drying and heating area of a dried and heated product by one light wave dryer (a light wave heating pipe and a cover plate can be arranged in the actual drying and heating length) is generally smaller than the distance between the two belt pulleys (namely the light wave heating pipe is arranged between the two belt pulleys), and the drying and heating distance of the dried and heated product is limited; when a plurality of light wave dryers are connected together to realize long-distance drying and heating, two adjacent light wave dryers cannot realize seamless butt joint of drying heating areas due to the fact that the belt pulleys at two ends cannot be provided with the bottom plates (correspondingly, the middle frame and the cover plate cannot cover the upper parts of the belt pulleys) because the belt pulleys at two ends are arranged, and in the actual use heating process, when a brick blank enters the next light wave dryer from the previous light wave dryer, the brick blank passes through the belt pulley transition sections at two ends, a heating area does not exist, the brick blank can be exposed in the air, and the heating discontinuity is caused.

Thus, the prior art has yet to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an elongated lightwave dryer structure, which aims to solve one or more problems in the prior art.

The technical scheme of the utility model is as follows:

the technical scheme provides an elongated light wave dryer structure which comprises at least one light wave dryer, wherein all the light wave dryers are sequentially arranged along the conveying direction of a product to be dried and heated, and two adjacent light wave dryers are not in conveying connection at intervals; the light wave dryer comprises a conveying line structure, a bottom plate structure, a middle frame structure, a plurality of light wave heating pipes and a cover plate structure, wherein the conveying line structure comprises a conveying element group, the conveying element group comprises a first driving wheel arranged at the input end of a to-be-dried and heated product, a second driving wheel arranged at the output end of the to-be-dried and heated product and an annular conveying triangular belt surrounding the first driving wheel and the second driving wheel; the bottom plate structure is arranged between the first transmission wheel and the second transmission wheel and is positioned below the annular conveying triangular belt; the middle frame structure is arranged above the annular conveying triangular belt, the cover plate structure is arranged above the middle frame structure, and the bottom plate structure, the middle frame structure and the cover plate structure jointly form a closed drying heating area with two open ends; the middle frame structure and the cover plate structure extend from the input end of the to-be-dried and heated product to the output end of the to-be-dried and heated product and cover the first driving wheel and the second driving wheel, and the plurality of light wave heating tubes are sequentially and uniformly arranged in the whole middle frame structure along the conveying direction of the to-be-dried and heated product.

Furthermore, the conveying element groups are arranged in multiple groups, and the multiple groups of conveying element groups are sequentially and uniformly arranged along the horizontal plane at intervals along the direction vertical to the conveying direction of the heated product to be dried; the conveying line structure further comprises a first transmission shaft and a second transmission shaft, first transmission wheels of all the conveying element groups are arranged on the first transmission shaft, second transmission wheels of all the conveying element groups are arranged on the second transmission shaft, and the first transmission shaft or the second transmission shaft is connected with a driving device and driven by the driving device to rotate.

Further, the conveying line structure also comprises a mounting bracket, wherein the mounting bracket comprises a first side frame, a second side frame, a first cross bar and a second cross bar, two ends of the first cross bar are respectively connected with one side of the first side frame and one side of the second side frame, two ends of the second cross bar are respectively connected with the other side of the first side frame and the other side of the second side frame, one end of the first transmission shaft is arranged on one end of the first cross rod connected with the first side frame through a bearing, one end of the first transmission shaft is arranged on one end of the second cross bar connected with the first side frame through a bearing, one end of the second transmission shaft is arranged on one end of the first cross rod connected with the second side frame through a bearing, one end of the second transmission shaft is mounted on one end, connected with the second side frame, of the second cross rod through a bearing.

Further, the first side frame and the second side frame are consistent in structure; the first side frame comprises a horizontal bottom frame strip, a first vertical frame strip, a second vertical frame strip and a C-shaped frame strip, the bottom end of the first vertical frame strip and the bottom end of the second vertical frame strip are respectively connected with two ends of the horizontal bottom frame strip, and the C-shaped frame strip is arranged at the top end of the first vertical frame strip and the top end of the second vertical frame strip; the C-shaped frame strip is arranged to have an upward opening, one end of the first cross rod is connected with one side end of the C-shaped frame strip, and one end of the second cross rod is connected with the other side end of the C-shaped frame strip.

Furthermore, the conveying line structure also comprises a first supporting rod and a second supporting rod, and the conveying element group also comprises a first adjusting screw rod, a first U-shaped bracket, a second adjusting screw rod and a second U-shaped bracket; the first support rod and the second support rod are arranged between the first driving wheel and the second driving wheel, the first support rod is arranged on the mounting bracket and close to the first driving wheel, and the second support rod is arranged on the mounting bracket and close to the second driving wheel; the bottom end of the first adjusting screw rod is arranged on the first supporting rod, the first U-shaped bracket is arranged at the top end of the first adjusting screw rod, the bottom end of the second adjusting screw rod is arranged on the second supporting rod, the second U-shaped bracket is arranged at the top end of the second adjusting screw rod, and the annular conveying triangular belt is clamped in the first U-shaped bracket and the second U-shaped bracket simultaneously.

Furthermore, a first waist-shaped hole is formed in the first supporting rod, a second waist-shaped hole is formed in the second supporting rod, and the length direction of the first waist-shaped hole and the length direction of the second waist-shaped hole are perpendicular to the conveying direction of the heated product to be dried; the first adjusting screw rod can adjust the installation position in the first waist-shaped hole, and the second adjusting screw rod can adjust the installation position in the second waist-shaped hole.

Further, the bottom plate structure comprises a bottom plate fixedly arranged on the mounting bracket, and the bottom plate is arranged between the first driving wheel and the second driving wheel; the bottom plate, the middle frame structure and the cover plate structure jointly form a closed drying heating area with two open ends.

Furthermore, the middle frame structure is a square frame structure formed by connecting four frame strips end to end, one side of the middle frame structure is hinged with one side of the bottom plate, and the other side of the middle frame structure can be lifted relative to the other side of the bottom plate around the hinged position; the plurality of the light wave heating pipes are sequentially and uniformly arranged in the whole square frame structure along the conveying direction of a product to be dried and heated, the positive wiring end of each light wave heating pipe penetrates through one side of the square frame structure and is externally connected with the positive electrode of a power supply, and the negative wiring end of each light wave heating pipe penetrates through the other side of the square frame structure and is externally connected with the negative electrode of the power supply.

Furthermore, at least one jacking cylinder arranged in the vertical direction is arranged on the other side of the bottom plate, an output shaft of the jacking cylinder is connected with the other side of the middle frame structure, and the other side of the middle frame structure is lifted relative to the other side of the bottom plate around the hinged position by being driven by the jacking cylinder.

Further, the cover plate structure comprises a cover plate, one side of the cover plate is hinged with the top of one side of the middle frame structure, and the other side of the cover plate can be lifted relative to the other side of the middle frame structure around the hinged position; and lifting the other side of the cover plate relative to the other side of the middle frame structure around the hinge joint.

According to the technical scheme, on the premise that other structures are not changed, the middle frame structure and the cover plate structure extend from the input end of the product to be dried to the output end of the product to be dried, the transmission wheels at the two ends are covered, and the light wave heating pipes are uniformly arranged in the whole middle frame structure at intervals, so that the drying and heating distance of the product to be dried is prolonged, and the whole drying and heating distance is increased by about 50% compared with that of the traditional structure; when a plurality of light wave dryers are connected together, long-distance drying and heating can be realized, seamless butt joint of a drying and heating area can be realized between two adjacent light wave dryers, and in the actual use and heating process, when a product to be dried and heated enters the next light wave dryer from the previous light wave dryer, no heating interval is needed, so that the defect of heating discontinuity is avoided; the annular conveying triangular belt is clamped in the two U-shaped brackets at the same time, so that the supporting strength of the annular conveying triangular belt is improved, and the normal conveying of the heated product to be dried is ensured; the jacking cylinder is arranged to drive the jacking middle frame structure and the jacking cover plate structure, so that labor is saved, crushed aggregates are convenient to clean, and the problem of water dripping caused by water vapor accumulated inside the light wave dryer when the light wave dryer is not used is avoided; the whole elongated light wave dryer is reasonable in structure arrangement and meets the use requirement.

Drawings

Fig. 1 is a schematic structural diagram of an elongated lightwave dryer structure according to the present invention.

Fig. 2 and 3 are schematic structural views of the lightwave dryer of the present invention.

FIG. 4 is a schematic view of the first adjusting screw and the first U-shaped bracket of the present invention.

Reference numerals:

a first drive pulley 11; a second transmission wheel 12; an endless conveying v-belt 13; a first drive shaft 14-1; a second drive shaft 14-2; a mounting bracket 15; a first cross bar 15-1; a second cross bar 15-2; 15-3 of horizontal bottom frame strips; a first vertical frame strip 15-4; 15-5 parts of a second vertical frame strip; 15-6 of C-shaped frame strip; adjusting 15-7 of a footing; a first support bar 16; a second support bar 17; a first adjusting screw 18; a first U-shaped bracket 19; a bottom plate 21; a first top bar 22; a first hook 23; a frame strip 31; a protective cover 32; a jack-up cylinder 33; a first handle 34; a second ejector pin 35; a second hook 36; a cover plate 41; a second handle 42; and an optical wave heating pipe 5.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on those shown in the drawings, merely for convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first" and "second" may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

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

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the utility model. To simplify the disclosure of the present invention, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, the present invention provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or uses of other materials.

As shown in fig. 1 to 3, an elongated lightwave dryer structure includes at least one lightwave dryer, all of which are sequentially arranged along a conveying direction of a heated product to be dried, and two adjacent lightwave dryers are connected without interval conveying; the light wave dryer comprises a conveying line structure, a bottom plate structure, a middle frame structure, a plurality of light wave heating pipes 5 and a cover plate structure, wherein the conveying line structure comprises a conveying element group, the conveying element group comprises a first driving wheel 11 arranged at the input end of a to-be-dried and heated product, a second driving wheel 12 arranged at the output end of the to-be-dried and heated product and an annular conveying triangular belt 13 surrounding the first driving wheel 11 and the second driving wheel 12; the bottom plate structure is arranged between the first transmission wheel 11 and the second transmission wheel 12 and is positioned below the annular conveying triangular belt 13; the middle frame structure is arranged above the annular conveying triangular belt 13, the cover plate structure is arranged above the middle frame structure, and the bottom plate structure, the middle frame structure and the cover plate structure jointly form a closed drying heating area with two open ends; the middle frame structure and the cover plate structure extend from the input end of the to-be-dried and heated product to the output end of the to-be-dried and heated product and cover the first driving wheel 11 and the second driving wheel 12, and the plurality of optical wave heating pipes 5 are sequentially and uniformly arranged in the whole middle frame structure along the conveying direction of the to-be-dried and heated product.

In the prior art, in order to improve the drying and heating efficiency of the heated product to be dried, the following means are generally adopted: (1) the number of the optical wave heating tubes 5 in the middle frame structure is increased, so that the arrangement density of the optical wave heating tubes 5 is improved; (2) the drying and heating efficiency is improved by increasing the working power of the optical wave heating tube 5; (3) by arranging the internal circulation system, the heat which cannot directly act on the product to be dried and heated at the lower part and/or the upper part of the closed drying and heating area is extracted by the exhaust fan and then blown to the product to be dried and heated again through the pipeline, so that the utilization rate of the heat is improved; and so on. In the technical scheme, on the premise of saving the cost as much as possible (increasing the power consumption and the production cost inevitably due to increasing the number of the light wave heating pipes and the working power of the light wave heating pipes) and simplifying the equipment structure (adding an internal circulation system, not only increasing the equipment cost, but also increasing the structural complexity of the equipment), the technical scheme does not change the length of the bottom plate structure (so that the normal installation of a conveying line structure is not hindered), by enabling the middle frame structure and the cover plate structure to extend all the way from the input end of a product to be dried and heated to the output end of the product to be dried and heated and covering the driving wheels at the two ends, and simultaneously arranging the light wave heating pipes 5 at even intervals in the whole middle frame structure (not increasing the number of the light wave heating pipes 5, but only enabling the arrangement of the light wave heating pipes 5 to be even), thereby prolonging the drying and heating distance of the product to be dried and heated, the whole drying and heating distance is increased by about 50 percent compared with the traditional method; when a plurality of light wave dryers are connected together to realize long-distance drying and heating, seamless butt joint of a drying and heating area can be realized between two adjacent light wave dryers, in the actual heating process, when a product to be dried and heated enters the next light wave dryer from the previous light wave dryer, the product to be dried and heated does not need to pass through a non-heating environment, and the defect of heating discontinuity is avoided. But compared with the condition that the product to be dried and heated is directly exposed in the air, the drying and heating effect of the technical scheme is better, and the use requirement is met.

In order to meet the requirement of conveying large-size heated products to be dried, the conveying element groups are arranged in multiple groups, and the multiple groups of conveying element groups are sequentially and uniformly arranged along a horizontal plane at intervals in a direction perpendicular to the conveying direction of the heated products to be dried; the conveying line structure further comprises a first transmission shaft 14-1 and a second transmission shaft 14-2, wherein first transmission wheels 11 of all the conveying element groups are arranged on the first transmission shaft 14-1, second transmission wheels 12 of all the conveying element groups are arranged on the second transmission shaft 14-2, and the first transmission shaft 14-1 or the second transmission shaft 14-2 is connected with a driving device (such as a motor) and driven to rotate by the driving device.

In some specific embodiments, the conveyor line structure further includes a mounting bracket 15, the mounting bracket 15 includes a first side frame, a second side frame, a first cross bar 15-1 and a second cross bar 15-2, two ends of the first cross bar 15-1 are respectively connected to one side of the first side frame and one side of the second side frame, two ends of the second cross bar 15-2 are respectively connected to the other side of the first side frame and the other side of the second side frame, one end of the first transmission shaft 14-1 is mounted on one end of the first cross bar 15-1 connected to the first side frame through a bearing, one end of the first transmission shaft 14-1 is mounted on one end of the second cross bar 15-2 connected to the first side frame through a bearing, one end of the second transmission shaft 14-2 is mounted on one end of the first cross bar 15-1 connected to the second side frame through a bearing, one end of the second transmission shaft 14-2 is mounted on one end of the second cross bar 15-2 connected with the second side frame through a bearing.

In certain embodiments, the first and second sideframes are structurally identical; the first side frame comprises a horizontal bottom frame strip 15-3, a first vertical frame strip 15-4, a second vertical frame strip 15-5 and a C-shaped frame strip 15-6, the bottom end of the first vertical frame strip 15-4 and the bottom end of the second vertical frame strip 15-5 are respectively connected with two ends of the horizontal bottom frame strip 15-3, and the C-shaped frame strip 15-6 is arranged at the top end of the first vertical frame strip 15-4 and the top end of the second vertical frame strip 15-5; the C-shaped frame strip 15-6 is arranged to have an upward opening, one end of the first cross bar 15-1 is connected with one side end of the C-shaped frame strip 15-6, and one end of the second cross bar 15-2 is connected with the other side end of the C-shaped frame strip 15-6.

In some embodiments, an adjusting foot 15-7 for adjusting the levelness of the mounting bracket 15 is provided at the bottom of the horizontal bottom frame strip 15-3.

In some embodiments, in order to improve the supporting strength of the endless conveying V-belt 13, as shown in FIG. 4, the conveying line structure further includes a first supporting rod 16 and a second supporting rod 17, and the conveying element group further includes a first adjusting screw 18, a first U-shaped bracket 19, a second adjusting screw, and a second U-shaped bracket; the first support rod 16 and the second support rod 17 are arranged between the first driving wheel 11 and the second driving wheel 12, the first support rod 16 is arranged on the mounting bracket 15 and close to the first driving wheel 11, and the second support rod 17 is arranged on the mounting bracket 15 and close to the second driving wheel 12; the bottom end of the first adjusting screw 18 is arranged on the first supporting rod 16, the first U-shaped bracket 19 is arranged at the top end of the first adjusting screw 18, the bottom end of the second adjusting screw is arranged on the second supporting rod 17, the second U-shaped bracket is arranged at the top end of the second adjusting screw, and the annular conveying triangular belt 13 is clamped in the first U-shaped bracket 19 and the second U-shaped bracket at the same time so as to improve the supporting strength.

In order to adjust the positions of the first U-shaped bracket 19 and the second U-shaped bracket as required so as to better support the endless conveyor belt 13, a first waist-shaped hole is formed in the first supporting rod 16, a second waist-shaped hole is formed in the second supporting rod 17, and the length direction of the first waist-shaped hole and the length direction of the second waist-shaped hole are perpendicular to the conveying direction of the heated product to be dried; the first adjusting screw 18 can be adjusted in the installation position in the first waist-shaped hole, and the second adjusting screw can be adjusted in the installation position in the second waist-shaped hole, so as to better adapt to supporting the annular conveying triangular belt 13.

In some embodiments, the base plate structure comprises a base plate 21 fixedly mounted on the mounting bracket 15, the base plate 21 being disposed between the first driving wheel 11 and the second driving wheel 12; the bottom plate 21, the middle frame structure and the cover plate structure jointly form a closed drying heating area with two open ends, so that heat in the drying heating area is guaranteed to escape to the maximum extent; because the moisture in the product to be dried and heated is large, the crushed aggregates are easy to appear in the blank structure in the transportation process due to external force or instability of the structure of the blank structure, and the crushed aggregates drop to the bottom plate 21 from the gaps among the annular conveying triangular belts 13 arranged at intervals, so that the crushed aggregates are prevented from directly dropping out of the optical wave dryer and are inconvenient to clean.

In some embodiments, the middle frame structure is configured as a square frame structure formed by connecting four frame strips 31 end to end, one side of the middle frame structure is hinged to one side of the bottom plate 21, and the other side of the middle frame structure can be lifted relative to the other side of the bottom plate 21 around the hinge; a plurality of the optical wave heating pipes 5 are sequentially and uniformly arranged in the whole square frame structure along the conveying direction of a product to be dried and heated, the positive wiring end of the optical wave heating pipe 5 penetrates through one side of the square frame structure and is externally connected with the positive pole of a power supply, and the negative wiring end of the optical wave heating pipe 5 penetrates through the other side of the square frame structure and is externally connected with the negative pole of the power supply; the other side of the middle frame structure is lifted relative to the other side of the bottom plate 21 around the hinged position, so that crushed aggregates falling onto the bottom plate 21 can be conveniently cleaned, or the other side of the middle frame structure also needs to be lifted when the light wave dryer is not used (because water vapor is easily generated inside under the condition of no heating, and the water vapor drips to be dripped onto a blank, so that defects are easily caused, and meanwhile, the light wave heating pipe 5 is protected from being damaged).

In some embodiments, in order to avoid a safety hazard, protective covers 32 are disposed on one side of the square frame structure and the other side of the square frame structure, and the protective covers 32 cover all the terminals protruding from the optical wave heating tube 5, so as to avoid electric shock hazard caused by accidental contact of people.

In some embodiments, at least one jacking cylinder 33 is disposed on the other side of the bottom plate 21, and an output shaft of the jacking cylinder 33 is connected to the other side of the middle frame structure, and the other side of the middle frame structure is lifted relative to the other side of the bottom plate 21 around the hinge joint by being driven by the jacking cylinder 33.

In some embodiments, a first top bar 22 is disposed on the other side of the bottom plate 21, one end of the first top bar 22 is hinged to the bottom plate 21, the other end of the first top bar 22 can rotate along the hinged point, and a first hook 23 for locking the other end of the first top bar 22 is further disposed on the other side of the bottom plate 21; in a normal state, the other end of the first top bar 22 is fixed in the first hook 23, and when the other side of the middle frame structure is lifted to a certain position relative to the other side of the bottom plate 21 around the hinge, the other end of the first top bar 22 is taken out of the first hook 23 and is propped against the other side of the middle frame structure to prevent the other side of the middle frame structure from falling.

In some embodiments, a first handle 34 is provided on the other side of the middle frame structure, and when the jacking cylinder 33 fails to operate normally, the other side of the middle frame structure is manually lifted relative to the other side of the bottom plate 21 around the hinge by the first handle 34.

In some embodiments, the cover structure comprises a cover plate 41, one side of the cover plate 41 is hinged with the top of one side of the middle frame structure, and the other side of the cover plate 41 can be lifted relative to the other side of the middle frame structure around the hinge; the other side of the cover plate 41 is lifted up around the hinge relative to the other side of the center frame structure, so that the installation, inspection and maintenance of the optical wave heating pipe 5 in the center frame structure can be facilitated.

In some embodiments, a second top bar 35 is disposed on the other side of the middle frame structure, one end of the second top bar 35 is hinged to the middle frame structure, the other end of the second top bar 35 can rotate along the hinged point, and a second hook 36 for locking the other end of the second top bar 35 is further disposed on the other side of the middle frame structure; in a general state, the other end of the second post rod 35 is fixed in the second hook 36, and when the other side of the cover plate 41 is lifted to a certain position relative to the other side of the middle frame structure around the hinge, the other end of the second post rod 35 is taken out of the second hook 36 and is abutted against the other side of the cover plate 41 to prevent the other end from falling.

In some embodiments, a second handle 42 is provided on the other side of the cover plate 41, and the other side of the cover plate 41 is manually lifted up around the hinge with respect to the other side of the middle frame structure by the second handle 42.

In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

It is to be understood that the utility model is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the utility model as defined by the appended claims.

Claims (10)

1. The structure of the lengthened light wave dryer is characterized by comprising at least one light wave dryer, wherein all the light wave dryers are sequentially arranged along the conveying direction of a product to be dried and heated, and two adjacent light wave dryers are not in conveying connection at intervals; the light wave dryer comprises a conveying line structure, a bottom plate structure, a middle frame structure, a plurality of light wave heating pipes and a cover plate structure, wherein the conveying line structure comprises a conveying element group, the conveying element group comprises a first driving wheel arranged at the input end of a to-be-dried and heated product, a second driving wheel arranged at the output end of the to-be-dried and heated product and an annular conveying triangular belt surrounding the first driving wheel and the second driving wheel; the bottom plate structure is arranged between the first transmission wheel and the second transmission wheel and is positioned below the annular conveying triangular belt; the middle frame structure is arranged above the annular conveying triangular belt, the cover plate structure is arranged above the middle frame structure, and the bottom plate structure, the middle frame structure and the cover plate structure jointly form a closed drying heating area with two open ends; the middle frame structure and the cover plate structure extend from the input end of the to-be-dried and heated product to the output end of the to-be-dried and heated product and cover the first driving wheel and the second driving wheel, and the plurality of light wave heating tubes are sequentially and uniformly arranged in the whole middle frame structure along the conveying direction of the to-be-dried and heated product.

2. The elongated light wave dryer structure according to claim 1, wherein the conveying element groups are arranged in a plurality of groups, and the plurality of groups of conveying element groups are sequentially and uniformly arranged along a horizontal plane at intervals along a direction perpendicular to a conveying direction of the heated product to be dried; the conveying line structure further comprises a first transmission shaft and a second transmission shaft, first transmission wheels of all the conveying element groups are arranged on the first transmission shaft, second transmission wheels of all the conveying element groups are arranged on the second transmission shaft, and the first transmission shaft or the second transmission shaft is connected with a driving device and driven by the driving device to rotate.

3. The elongated lightwave dryer structure of claim 2, wherein the conveyor line structure further comprises a mounting bracket, the mounting bracket comprises a first side frame, a second side frame, a first cross bar and a second cross bar, two ends of the first cross bar are respectively connected with one side of the first side frame and one side of the second side frame, two ends of the second cross bar are respectively connected with the other side of the first side frame and the other side of the second side frame, one end of the first transmission shaft is arranged on one end of the first cross rod connected with the first side frame through a bearing, one end of the first transmission shaft is arranged on one end of the second cross bar connected with the first side frame through a bearing, one end of the second transmission shaft is arranged on one end of the first cross rod connected with the second side frame through a bearing, one end of the second transmission shaft is mounted on one end, connected with the second side frame, of the second cross rod through a bearing.

4. The elongated lightwave dryer structure of claim 3, wherein the first side frame and the second side frame are identical in structure; the first side frame comprises a horizontal bottom frame strip, a first vertical frame strip, a second vertical frame strip and a C-shaped frame strip, the bottom end of the first vertical frame strip and the bottom end of the second vertical frame strip are respectively connected with two ends of the horizontal bottom frame strip, and the C-shaped frame strip is arranged at the top end of the first vertical frame strip and the top end of the second vertical frame strip; the C-shaped frame strip is arranged to have an upward opening, one end of the first cross rod is connected with one side end of the C-shaped frame strip, and one end of the second cross rod is connected with the other side end of the C-shaped frame strip.

5. The elongated lightwave dryer structure of claim 4, wherein the conveyor line structure further comprises a first support bar and a second support bar, the set of conveyor elements further comprising a first adjusting screw, a first U-shaped bracket, a second adjusting screw, a second U-shaped bracket; the first support rod and the second support rod are arranged between the first driving wheel and the second driving wheel, the first support rod is arranged on the mounting bracket and close to the first driving wheel, and the second support rod is arranged on the mounting bracket and close to the second driving wheel; the bottom end of the first adjusting screw rod is arranged on the first supporting rod, the first U-shaped bracket is arranged at the top end of the first adjusting screw rod, the bottom end of the second adjusting screw rod is arranged on the second supporting rod, the second U-shaped bracket is arranged at the top end of the second adjusting screw rod, and the annular conveying triangular belt is clamped in the first U-shaped bracket and the second U-shaped bracket simultaneously.

6. The elongated light wave dryer structure according to claim 5, wherein a first kidney-shaped hole is formed in the first support rod, a second kidney-shaped hole is formed in the second support rod, and a length direction of the first kidney-shaped hole and a length direction of the second kidney-shaped hole are perpendicular to a conveying direction of a heated product to be dried; the first adjusting screw rod can adjust the installation position in the first waist-shaped hole, and the second adjusting screw rod can adjust the installation position in the second waist-shaped hole.

7. The elongated lightwave dryer structure of claim 3, wherein the backplane structure comprises a backplane fixedly mounted to the mounting bracket, the backplane being disposed between the first drive wheel and the second drive wheel; the bottom plate, the middle frame structure and the cover plate structure jointly form a closed drying heating area with two open ends.

8. The elongated lightwave dryer structure of claim 7, wherein the middle frame structure is configured as a square frame structure formed by four frame strips connected end to end, one side of the middle frame structure is hinged to one side of the bottom plate, and the other side of the middle frame structure can be lifted relative to the other side of the bottom plate around the hinge; the plurality of the light wave heating pipes are sequentially and uniformly arranged in the whole square frame structure along the conveying direction of a product to be dried and heated, the positive wiring end of each light wave heating pipe penetrates through one side of the square frame structure and is externally connected with the positive electrode of a power supply, and the negative wiring end of each light wave heating pipe penetrates through the other side of the square frame structure and is externally connected with the negative electrode of the power supply.

9. The elongated light wave dryer structure according to claim 8, wherein at least one jacking cylinder is disposed on the other side of the bottom plate, and an output shaft of the jacking cylinder is connected to the other side of the middle frame structure, and is driven by the jacking cylinder to lift the other side of the middle frame structure relative to the other side of the bottom plate around the hinge.

10. The elongated lightwave dryer structure of any one of claims 8 or 9, wherein the cover structure comprises a cover plate, one side of the cover plate being hinged to a top of one side of the center frame structure, the other side of the cover plate being liftable about the hinge relative to the other side of the center frame structure; and lifting the other side of the cover plate relative to the other side of the middle frame structure around the hinge joint.

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