CN209689330U - A Rake Dryer Preventing Light Leakage - Google Patents

Abstract

The utility model relates to technical field of chemical production equipment, and disclose a kind of rake type drier for preventing light from leaking, including workbench, there are two support rods for the top fixed installation of the workbench, the top of two support rods is fixedly connected with the two sides of external thermal insulation housing bottom respectively, the middle part of the external thermal insulation housing bottom is equipped with pneumatic discharge port, and the middle part of external thermal insulation shell two sides is fixedly installed with end cover.This prevents the rake type drier that light leaks, by the structure for setting light source and audio-switch in stirring the inside setting of inner cavity on outer insulation shell, after entire drying device brings into operation and generates the sound of certain decibel, light intensity light source will be controlled by inside setting the sound-controlled apparatus installed on light source and audio-switch, so that light intensity light source, which is opened, issues strong light, it realizes and makes inner cavity full of illumination after the operation of entire drying machine, meet the condition of subsequent detection.

Description

A Rake Dryer Preventing Light Leakage

technical field

The utility model relates to the technical field of chemical production equipment, in particular to a rake dryer for preventing light leakage.

Background technique

The rake dryer is based on the technology of domestic traditional dryers, which is specially designed for drying heat-sensitive materials in chemical products. , the processing of materials that are easy to oxidize at high temperatures or materials that are easy to harden during drying. During the processing, the dried objects are added from the middle of the top of the shell, and the materials are axially reciprocated under the stirring of the rake teeth that are constantly rotating in positive and negative directions. Walking, the surface in contact with the inner wall of the shell is constantly renewed, and is indirectly heated by steam, evenly stirred by rake teeth, and crushed by crushing rods, so that the moisture on the surface of the material is more advantageously discharged, and the vaporized moisture is passed through the dry dust collector and wet dust collector. The condenser and condenser can be completed by venting from the outlet of the vacuum pump.

However, in the process of using the rake dryer, there are often similar phenomena: the vacuum pump cannot vacuum, and the vacuum degree in the box is zero; after the vacuum dryer reaches a certain value, it cannot pump to a higher vacuum degree, etc. The reason for such problems is often due to problems with the vacuum dryer, and there are tiny holes inside the box. This hole is difficult to find, but it actually exists, making the vacuum degree unable to continue to a certain extent, and such problems will occur. It directly affects the normal use of the rake dryer.

Utility model content

Aiming at the deficiency of the existing vacuum rake dryer, the utility model provides a rake dryer which prevents light leakage, which solves the problems raised in the above background technology.

The utility model provides the following technical solutions: a rake dryer for preventing light leakage, including a workbench, two support rods are fixedly installed on the top of the workbench, and the top ends of the two support rods are respectively connected with the external heat preservation The two sides of the bottom of the shell are fixedly connected, the middle part of the bottom end of the outer heat preservation shell is provided with a pneumatic discharge port, the middle parts of both sides of the outer heat preservation shell are fixedly installed with sealing end covers, and the outer heat preservation shell The inner layer is provided with a stirring inner chamber, the middle part of the stirring inner chamber is provided with a vacuum port, a jacket is provided between the outer heat preservation shell and the stirring inner chamber, and a feeding material is provided on one side of the top of the stirring inner chamber. There are four built-in light sources and voice-activated switches fixedly installed on both sides of the top and bottom of the stirring inner cavity, and a light intensity display and an alarm device are fixedly installed on one side of the top of the outer heat preservation shell. The top of the frame is fixed with a retaining metal frame located under one side of the outer heat preservation shell. An intelligent control box is placed inside the retaining metal frame. A compartment is provided on the top of the retaining metal frame. A constant speed transmission device is fixedly installed on the interlayer of the metal frame, a safety valve is fixedly installed on the top of the retaining metal frame, a drive shaft is fixedly connected to the middle part of one side of the safety valve, and a drive shaft is fixed on the outer wall of the drive shaft. A stirring rake is installed.

Preferably, the stirring inner cavity of the inner layer of the outer thermal insulation shell is a hollow cylinder, and the outer wall of the stirring inner cavity is uniformly coated with a light-absorbing material.

Preferably, the built-in light source and voice control switch include a light source protective cover, the outer wall of the light source protective cover is fixedly connected to the inner wall of the stirring inner cavity on the outer heat preservation shell, and the bottom of the inner cavity of the light source protective cover is fixedly installed with The light stand, the top of the light stand is provided with a lamp tube slot, and the top of the light stand is fixed with a strong light source through the slot, and the middle part of the front of the light stand is fixed with a sound control device. A sealing cover is fixed on one side by bolts, and a detachable power supply is fixed on one side of the sealing cover by glue, and the positive and negative poles of the detachable power supply are electrically connected to the wiring points at both ends of the lamp holder through wires.

Preferably, the light source protective cover is a hollow shell in the shape of a semi-cylindrical body, the side of the light source protective cover close to the inner wall of the outer heat preservation shell is a plane, and the light source protective cover is made of transparent PVC material.

Preferably, a rectangular LED display screen is provided in the middle of the top of the light intensity display and alarm device, and the LED display screen can display the light absorption amount of the light-absorbing material on the outer wall of the stirring inner cavity on the outer heat preservation shell.

Preferably, the drive shaft passes through the sealing end cap on one side, the two sides of the outer thermal insulation shell and the sealing end cap on the other side sequentially from right to left, and extends out of the inner cavity of the outer thermal insulation shell.

Preferably, there are eight stirring rakes in total and they are located on both sides of the drive shaft respectively, one end of the stirring rake is fixedly connected to the drive shaft through a bolt, and the other end of the stirring rake is connected to the inside of the outer heat preservation shell. The inner walls of the stirring lumen are in contact with each other.

Compared with the existing vacuum rake dryer, the utility model has the following beneficial effects:

1. The rake dryer that prevents light from leaking out is equipped with a light source and a voice-activated switch inside the stirring inner cavity of the outer heat preservation shell. After the entire drying device starts to operate and produces a certain decibel sound, the internal The sound control device installed on the light source and the sound control switch will control the strong light source, so that the strong light source is turned on and emits strong light, which realizes that the inner cavity is filled with light after the entire dryer is running, and meets the conditions for subsequent inspections.

2. The rake dryer that prevents light from leaking can absorb the light leaking from the hole on the side wall of the stirring cavity by uniformly coating a layer of light-absorbing material on the outer surface of the stirring inner cavity on the outer heat preservation shell And feedback, so as to detect whether there is a leak on the side wall of the stirring cavity and the specific position of the funnel.

3. The rake dryer that prevents light from leaking out is equipped with a light intensity display and alarm device outside the entire drying device, and uses the light intensity display and alarm device to monitor the specific position of the light-absorbing material on the outer wall of the stirring cavity Intuitive feedback and alarm can be used to remind the operator to repair the internal loopholes of the device in a timely manner, so as to avoid problems that affect the normal operation of the device due to the gradual enlargement of the loopholes in the later period of use.

Description of drawings

Fig. 1 is the front schematic diagram of structure of the utility model;

Fig. 2 is a schematic diagram of a light source and a voice control switch in the structure of the utility model;

Fig. 3 is a schematic diagram of circuit connection of the structure of the utility model.

In the figure: 1. Workbench; 2. Support rod; 3. External insulation shell; 4. Pneumatic outlet; 5. Sealed end cover; 6. Vacuum port; 7. Jacket; 8. Feeding port; , built-in light source and voice control switch; 91, light source protective cover; 92, light stand; 93, strong light source; 94, voice control device; 95, sealing cover; 96, detachable power supply; 97, wire; 10, light intensity display and alarm device; 11. Retention metal frame; 12. Intelligent control box; 13. Constant speed transmission device; 14. Safety valve; 15. Drive shaft; 16. Stirring rake teeth.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figure 1-3, a rake dryer to prevent light leakage, including a workbench 1, two support rods 2 are fixedly installed on the top of the workbench 1, and the top ends of the two support rods 2 are respectively connected to the outer insulation shell The two sides of the bottom of the body 3 are fixedly connected, and the middle part of the bottom of the outer heat preservation shell 3 is provided with a pneumatic outlet 4, and the middle parts of both sides of the outer heat preservation shell 3 are fixedly equipped with sealing end caps 5, and the inside of the outer heat preservation shell 3 The first layer is provided with a stirring inner cavity, the middle part of the stirring inner cavity is provided with a vacuum port 6, a jacket 7 is provided between the outer heat preservation shell 3 and the stirring inner cavity, and a feeding port 8 is provided on the top side of the stirring inner cavity. There are four built-in light sources and voice-activated switches 9 fixedly installed on both sides of the top and bottom of the inner cavity, a light intensity display and an alarm device 10 are fixedly installed on one side of the top of the outer heat preservation shell 3, and a The retaining metal frame 11 located under one side of the outer heat preservation shell 3 has an intelligent control box 12 placed inside the retaining metal frame 11, and the top of the retaining metal frame 11 is provided with a compartment, and the compartment of the retaining metal frame 11 A constant speed transmission device 13 is fixedly installed on the top, a safety valve 14 is fixedly installed on the top of the retaining metal frame 11, and a drive shaft 15 is fixedly connected to the middle of one side of the safety valve 14, and a stirring rake tooth is fixedly installed on the outer wall of the drive shaft 15. 16.

Wherein, the stirring inner cavity of the inner layer of the outer thermal insulation shell 3 is a hollow cylinder, and the outer wall of the stirring inner cavity is evenly coated with light-absorbing materials.

Wherein, the built-in light source and voice control switch 9 include a light source protective cover 91, the outer wall of the light source protective cover 91 is fixedly connected with the inner wall of the stirring inner cavity on the outer heat preservation shell 3, and the bottom of the inner cavity of the light source protective cover 91 is fixedly installed with a lamp holder. 92, the top of the light frame 92 is provided with a lamp tube card slot, and the top of the light frame 92 is fixedly installed with a strong light source 93 through the card slot, and the middle part of the front of the light frame 92 is fixedly installed with a voice control device 94, and one side of the light frame 92 A sealing cover 95 is fixed by bolts, and a detachable power supply 96 is fixedly installed on one side of the sealing cover 95 by glue.

Wherein, the light source protective cover 91 is a hollow shell in the shape of a semi-cylindrical body. The side of the light source protective cover 91 close to the inner wall of the outer heat preservation shell 3 is a plane, and the light source protective cover 91 is made of transparent PVC material.

Wherein, a rectangular LED display screen is provided in the middle part of the top of the light intensity display and alarm device 10, and the LED display screen can display the light absorption amount of the light absorbing material on the outer wall of the stirring inner cavity on the outer heat preservation shell 3.

Wherein, the drive shaft 15 passes through the sealing end cover 5 on one side, the two sides of the outer heat-insulating shell 3 and the sealing end cover 5 on the other side sequentially from right to left, and extends out of the inner cavity of the outer heat-insulating shell 3 .

Wherein, there are eight stirring rake teeth 16 and they are located on both sides of the drive shaft 15 respectively. One end of the stirring rake teeth 16 is fixedly connected with the drive shaft 15 by bolts, and the other end of the stirring rake teeth 16 is connected to the outer heat preservation shell 3 The inner walls of the inner stirring lumen are in contact with each other.

Working principle, refer to Figure 3. When in use, first put in the materials that need to be dried through the feeding port 8, seal the feeding port 8, and vacuum the inner cavity of the outer insulation shell 3 through the vacuum port 6 , when the constant speed transmission device 13 is turned on, the driving shaft 15 is driven to run at a constant speed, so that the stirring rake teeth 16 are stirred inside the stirring inner cavity, and the materials are dried and processed. The sound control device 94 installed on the light source and the sound control switch 9 will control the strong light source 93, so that the strong light source 93 is turned on and emits strong light, so that the inner cavity is filled with light after the operation of the whole dryer, and the light passes through the leaky stirring In the inner cavity, it will shoot out to the outside of the stirring inner cavity, and the outside of the stirring inner cavity is coated with light-absorbing material, which can absorb and feed back the light. Finally, there is a light intensity display outside the entire drying device and an alarm device 10 to display the location of the leak And alarm, remind the operator to repair in time.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. any such actual relationship or order exists between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or device.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (7)

1. A rake dryer for preventing light leakage, comprising a workbench (1), characterized in that two support rods (2) are fixedly installed on the top of the workbench (1), and the two supports The top of the rod (2) is fixedly connected to both sides of the bottom of the outer heat preservation shell (3) respectively, and the middle part of the bottom end of the outer heat preservation shell (3) is provided with a pneumatic outlet (4), and the outer heat insulation shell (3) is provided with a pneumatic outlet (4). (3) Sealing end caps (5) are fixedly installed in the middle of both sides, and the inner layer of the outer heat preservation shell (3) is provided with a stirring inner chamber, and the middle part of the stirring inner chamber is provided with a vacuum port (6 ), a jacket (7) is provided between the outer heat-insulating shell (3) and the stirring inner cavity, a feeding port (8) is provided on one side of the top of the stirring inner cavity, and the top and bottom of the stirring inner cavity There are four built-in light sources and voice-activated switches (9) fixedly installed on both sides of the two sides, and a light intensity display and alarm device (10) is fixedly installed on one side of the top of the outer heat preservation shell (3), and the workbench ( The top of 1) is fixedly equipped with a retaining metal frame (11) located under one side of the outer heat preservation shell (3), and an intelligent control box (12) is placed inside the retaining metal frame (11). The top of the position metal frame (11) is provided with an interlayer, the interlayer of the retention metal frame (11) is fixedly equipped with a constant speed transmission device (13), and the top of the retention metal frame (11) is fixedly installed with A safety valve (14), a driving shaft (15) is fixedly connected to the middle part of one side of the safety valve (14), and a stirring rake tooth (16) is fixedly installed on the outer side wall of the driving shaft (15). 2. A rake dryer for preventing light leakage according to claim 1, characterized in that: the stirring inner cavity of the inner layer of the outer heat preservation shell (3) is a hollow cylinder, and the stirring inner cavity The outer wall is evenly coated with light-absorbing material. 3. A rake dryer for preventing light leakage according to claim 1, characterized in that: the built-in light source and voice control switch (9) includes a light source protective cover (91), and the light source protective cover ( The outer wall of 91) is fixedly connected with the inner wall of the stirring inner cavity on the outer heat preservation shell (3), and the bottom of the inner cavity of the light source protective cover (91) is fixedly equipped with a lamp holder (92), and the lamp holder (92) The top of the lamp holder is provided with a lamp tube draw-in slot, and the top of the lamp holder (92) is fixedly installed with a strong light source (93) through the draw-in slot, and the middle part of the front of the lamp holder (92) is fixedly installed with a sound control device (94). One side of the lamp holder (92) is fixed with a sealing cover (95) by bolts, and one side of the sealing cover (95) is fixed with a detachable power supply (96) by glue, and the detachable power supply (96) ) are electrically connected to the junctions at the two ends of the lamp holder (92) through wires (97). 4. A rake dryer for preventing light leakage according to claim 3, characterized in that: the light source protective cover (91) is a hollow shell in the shape of a semi-cylindrical body, and the light source protective cover (91 ) is a plane near the inner wall of the outer heat preservation shell (3), and the light source protective cover (91) is made of transparent PVC material. 5. A rake dryer for preventing light leakage according to claim 1, characterized in that: the middle part of the top of the light intensity display and alarm device (10) is provided with a rectangular LED display screen, and the LED display The screen can display the amount of light absorbed by the light-absorbing material on the outer wall of the stirring inner cavity on the outer heat-insulating shell (3). 6. A rake dryer for preventing light leakage according to claim 1, characterized in that: the drive shaft (15) runs through the sealing end cover (5) on one side, the outer heat preservation Both sides of the housing (3) and the sealing end cover (5) on the other side extend out of the inner cavity of the outer heat-insulating housing (3). 7. A rake dryer for preventing light leakage according to claim 1, characterized in that: there are eight stirring rake teeth (16) and they are respectively located on both sides of the drive shaft (15), One end of the stirring rake (16) is fixedly connected to the drive shaft (15) by a bolt, and the other end of the stirring rake (16) is in contact with the inner wall of the inner stirring cavity of the outer heat preservation shell (3).