Experimental drying box

Abstract

The utility model provides an experiment drying box, which relates to the technical field of natural science research and comprises a box body, a door plate is rotatably connected onto the box body, a heating pipe is fixedly connected onto the box body, a hot-air blower is fixedly connected onto the box body, an output end of the hot-air blower is communicated with an inner cavity of the box body, and the output end of the hot-air blower is communicated with the inner cavity of the box body. A plurality of exhaust holes are formed in the box body, two placing plates are arranged in the box body, a protection structure is arranged in the box body, the protection structure is mainly composed of four sliding grooves, every two of the four sliding grooves are formed in the inner walls of the two sides of the box body, and the sliding grooves are in sliding connection with the placing plates. By means of the drying device, the problem that due to the fact that the temperature in the drying bin is too high, although a worker wears gloves when taking the gloves, the worker needs to stretch the hands into the drying bin to take the gloves, and the positions, where the gloves cannot cover, of the wrists are likely to be exposed, and scalds are caused is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to natural science research technical field especially, relate to a kind of experimental drying oven. BACKGROUND

[0002] Experimental drying oven is a kind of equipment for removing moisture or other volatile components in substances by heating, dehumidification and other means under experimental environment, to achieve the purpose of drying, it is widely used in chemistry, biology, medicine, food and many other experimental fields, ensure that experimental sample is handled under specific drying conditions, meet the experimental requirements.

[0003] Staff often find in the process of using current experimental drying oven: current experimental drying oven when drying experimental glassware, user needs to stretch hand into device interior to take the ware, because the temperature in drying bin is too high, although staff wears gloves when taking, but since it is necessary to stretch hand into interior to take, so that the wrist place that glove cannot cover is easy to expose and cause scalding. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in the prior art and provides an experimental drying oven.

[0005] In order to achieve the above object, the utility model adopts the following technical scheme: an experimental drying oven, including box, the door plate is rotatably connected on the box, the heating pipe is fixedly connected on the box, the hot air machine is fixedly connected on the box, the output end of the hot air machine is connected with the inner chamber of the box, a plurality of exhaust holes are formed in the box, two placing plates are arranged in the box, a protection structure is arranged in the box, the protection structure is composed of four sliding grooves, the four sliding grooves are formed on the two side inner walls of the box respectively, the sliding groove is slidably connected with the placing plate, the pulling handle is fixedly connected on the placing plate, the placing groove is formed in the placing plate, the rotating shaft is rotatably connected in the placing groove, the supporting plate is fixedly connected on the rotating shaft.

[0006] The effects achieved by the above components are that the staff places the experimental vessels to be dried on the placing plate, closes the door plate, starts the heating pipe to heat the space inside the box, starts the air heater to heat the outdoor air and input the air heater into the box to form forced convection and accelerate the flow of hot air in the box, the excess gas is discharged through the exhaust hole to form a cycle, after drying, the staff wears gloves to pull the handle to drive the placing plate to slide outward and rotate the rotating shaft to drive the supporting plate to be in a vertical state and contact the table top to support the placing plate, at this time, the dried vessels can be conveniently taken out, the staff's hand does not need to be inserted into the box, so that the situation that the staff's wrist is easily exposed and causes burns due to the high temperature in the drying bin, although the staff wears gloves when taking, is avoided.

[0007] Preferably, a rectangular groove is formed in the placing plate, a limiting block is slidably connected in the rectangular groove, and a first spring is fixedly connected to the limiting block.

[0008] The effects achieved by the above components are that when the supporting plate is rotated to be retracted into the placing groove, the inclined surface of the limiting block is pushed to make the limiting block slide in the rectangular groove and compress the first spring to shrink, so that when the supporting plate is completely retracted into the placing groove, the limiting block slides under the action of the elastic force of the first spring to clamp the supporting plate and prevent the supporting plate from affecting the drying process.

[0009] Preferably, two second springs are sleeved on the rotating shaft, one end of the second spring is fixedly connected to the inner wall of the placing groove, the other end of the second spring is fixedly connected to the supporting plate, a fixed plate is fixedly connected to the placing plate, a slide rod is slidably connected to the fixed plate, and the slide rod is fixedly connected to the limiting block.

[0010] The effects achieved by the above components are that when the supporting plate is retracted into the placing groove, the two second springs are in a twisted state, the staff presses the slide rod outside the box to push the limiting block to slide in the rectangular groove to release the limiting of the supporting plate, at this time, the supporting plate is rotated to be in a vertical state under the action of the elastic force of the second spring, so that the operation is more convenient and safer.

[0011] Preferably, a third spring is sleeved on the slide rod, one end of the third spring is fixedly connected to the fixed plate, and the other end of the third spring is fixedly connected to the slide rod.

[0012] The effects achieved by the above components are that the slide rod is pressed inward, the third spring is in a stretched state, so that the elastic force of the third spring acts on the slide rod, after the slide rod is released, the slide rod is reset under the action of the elastic force of the third spring, which is convenient for the next operation.

[0013] Preferably, the box is provided with a mounting structure, the mounting structure is composed of two limiting grooves, the two limiting grooves are respectively arranged on the inner walls of the sliding grooves, two sliding grooves are arranged on the placing plate, and a sliding block is slidably connected in the sliding grooves.

[0014] The placing plate can be prevented from being mistakenly slid out of the sliding grooves when the placing plate slides in the sliding grooves, and the sliding block can be slid upward to be away from the limiting grooves when the placing plate needs to be removed for cleaning.

[0015] Preferably, the sliding block is fixedly connected with a pull rope, a limiting rod is fixedly connected in the sliding groove, and a channel is arranged on the placing plate.

[0016] The staff can pull the pull rope outside the box to drive the sliding block to slide upward, so that the operation is more convenient.

[0017] Preferably, sliding grooves are respectively arranged on the inner walls of the two sides of the sliding groove, the sliding grooves are slidably connected with the sliding blocks, and a connecting rod is fixedly connected on the two pull ropes.

[0018] The staff can pull the connecting rod to drive the two sliding blocks to be away from the limiting grooves at the same time, so that the dismounting operation is more convenient.

[0019] Preferably, a fourth spring is fixedly connected on the sliding block, and one end of the fourth spring is fixedly connected on the inner wall of the sliding groove.

[0020] When the sliding block slides upward, the fourth spring is compressed and contracted, so that when the pull rope is loosened, the sliding block slides downward under the action of the rebounding force of the fourth spring, and the convenience of the mounting operation is further improved.

[0021] Compared with the prior art, the utility model has the advantages and positive effects that, in the utility model, the staff places the experimental vessels needing to be dried on the placing plate, closes the door plate, starts the heating pipe, heats the space in the box by the heating pipe, starts the air heater, heats the outdoor air and inputs the air into the box by the air heater, forms forced convection, speeds up the flow of the hot air in the box, and the excess gas is discharged through the exhaust hole to form a cycle, after drying, the staff wears gloves, pulls the handle to drive the placing plate to slide outward, rotates the rotating shaft to drive the supporting plate to be in the vertical state and contacts the table top to support the placing plate, at this time, the dried vessels can be conveniently taken out, the staff's hand does not need to be put into the box, so that the situation that the wrist is easily exposed and causes scalding due to the fact that the temperature in the drying bin is too high, the staff wears gloves when taking, but the wrist is easily exposed and causes scalding. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 A three-dimensional structural diagram of an experimental drying oven is provided for this utility model;

[0023] Figure 2 A partial schematic diagram of the protective structure of an experimental drying oven is provided for this utility model;

[0024] Figure 3 A partial schematic diagram of the installation structure of an experimental drying oven is provided for this utility model;

[0025] Figure 4 This is another schematic diagram of the installation structure of an experimental drying oven proposed by this utility model.

[0026] Legend: 1. Box body; 2. Door panel; 3. Heating element; 4. Hot air blower; 5. Exhaust vent; 6. Placement plate; 7. Protective structure; 71. Sliding groove; 72. Handle; 73. Placement groove; 74. Rotating shaft; 75. Support plate; 76. Rectangular groove; 77. Limiting block; 78. First spring; 79. Second spring; 710. Sliding rod; 711. Fixing plate; 712. Third spring; 8. Installation structure; 81. Limiting groove; 82. Sliding groove; 83. Sliding block; 84. Pull rope; 85. Limiting rod; 86. Sliding groove; 87. Fourth spring; 88. Channel; 89. Connecting rod. Detailed Implementation

[0027] Example 1, such as Figure 1 As shown, an experimental drying oven includes a box body 1, a door panel 2 rotatably connected to the box body 1, a heating tube 3 fixedly connected to the box body 1, a hot air blower 4 fixedly connected to the box body 1, the output end of the hot air blower 4 communicating with the inner cavity of the box body 1, a plurality of exhaust holes 5 opened on the box body 1, and two placement plates 6 provided in the box body 1.

[0028] Reference Figure 2 and Figure 3The box body 1 is provided with a protection structure 7, the protection structure 7 is composed of four sliding grooves 71, the four sliding grooves 71 are opened on the two side inner walls of the box body 1 respectively in pairs, the sliding groove 71 is slidably connected with the placing plate 6, the placing plate 6 is fixedly connected with a handle 72, the placing plate 6 is provided with a placing groove 73, the placing groove 73 is rotatably connected with a rotating shaft 74, the rotating shaft 74 is fixedly connected with a supporting plate 75, the staff places the experimental vessel needing to be dried on the placing plate 6, closes the door plate 2, starts the heating pipe 3, the heating pipe 3 heats the space inside the box body 1, starts the air heater 4, the air heater 4 heats the outdoor air and inputs the box body 1, forms forced convection, speeds up the flow of hot air in the box body 1, the excess gas is discharged through the exhaust hole 5, forms circulation, after drying, the staff wears gloves and pulls the handle 72 to drive the placing plate 6 to slide outward, and rotates the rotating shaft 74 to drive the supporting plate 75 to be in the vertical state, contacts the table top to support the placing plate 6, at this time, the dried vessel can be conveniently taken down, the staff's hand does not need to be put into the box body 1, so that the situation that the staff takes the vessel although wearing gloves, but due to needing to put the hand into the inside to take, and the wrist place not covered by the gloves is easily exposed to cause scalding is avoided, the placing plate 6 is provided with a rectangular groove 76, the rectangular groove 76 is slidably connected with a limiting block 77, the limiting block 77 is fixedly connected with a first spring 78, one end of the first spring 78 is fixedly connected to the inner wall of the rectangular groove 76, when the supporting plate 75 is rotated and is retracted into the placing groove 73, the inclined surface of the limiting block 77 is pushed, so that the limiting block 77 slides in the rectangular groove 76, and the first spring 78 is compressed and shrunk, so that when the supporting plate 75 is completely retracted into the placing groove 73, the limiting block 77 slides under the action of the elastic force of the first spring 78, clamps the supporting plate 75, prevents the supporting plate 75 from affecting the drying process, the rotating shaft 74 is sleeved with two second springs 79, one end of the second spring 79 is fixedly connected to the inner wall of the placing groove 73, the other end of the second spring 79 is fixedly connected to the supporting plate 75, the placing plate 6 is fixedly connected with a fixed plate 711, the fixed plate 711 is slidably connected with a sliding rod 710, the sliding rod 710 is fixedly connected with the limiting block 77, when the supporting plate 75 is retracted into the placing groove 73, the two second springs 79 are in a twisted state, the staff is outside the box body 1, presses the sliding rod 710, the limiting block 77 can be slid in the rectangular groove 76 to release the limiting of the supporting plate 75, at this time, the supporting plate 75 is rotated to be in the vertical state under the action of the elastic force of the second spring 79, so that the operation is more convenient and safer, the sliding rod 710 is sleeved with a third spring 712, one end of the third spring 712 is fixedly connected to the fixed plate 711, the other end of the third spring 712 is fixedly connected to the sliding rod 710, the sliding rod 710 is pressed inwards,The third spring 712 is in a stretched state, and thus the elastic force of the third spring 712 acts on the slide rod 710; after the slide rod 710 is loosened, the slide rod 710 is reset under the elastic force of the third spring 712, facilitating the next operation.

[0029] With reference to Figure 3 And Figure 4 The box body 1 is provided with a mounting structure 8, the mounting structure 8 is composed of two limiting grooves 81, the two limiting grooves 81 are respectively arranged on the inner wall of the sliding groove 71, two sliding grooves 82 are arranged on the placing plate 6, and a sliding block 83 is slidably connected in the sliding groove 82. When the placing plate 6 slides in the sliding groove 71, the sliding block 83 is limited to slide in the limiting groove 81, so that the placing plate 6 can be prevented from being mistakenly slid out of the sliding groove 71. When it is needed to take down the placing plate 6 for cleaning, the sliding block 83 can be slid upward to be away from the limiting groove 81, a pull rope 84 is fixedly connected to the sliding block 83, a limiting rod 85 is fixedly connected in the sliding groove 82, a channel 88 is arranged on the placing plate 6, and a worker can pull the pull rope 84 outside the box body 1 to drive the sliding block 83 to slide upward, so that the operation is more convenient. Sliding grooves 86 are respectively arranged on the inner walls of the two sides of the sliding groove 82 and are slidably connected with the sliding block 83, a connecting rod 89 is fixedly connected to the two pull ropes 84, a worker can pull the connecting rod 89 to drive the two sliding blocks 83 to be away from the limiting grooves 81 at the same time, so that the dismounting operation is more convenient, a fourth spring 87 is fixedly connected to the sliding block 83, one end of the fourth spring 87 is fixedly connected to the inner wall of the sliding groove 86, and when the sliding block 83 slides upward, the fourth spring 87 is compressed and shrunk. Thus, when the pull rope 84 is loosened, the sliding block 83 slides downward under the elastic force of the fourth spring 87, and the convenience of the mounting operation is further improved.

[0030] The working principle is that the worker will place the dry experimental container on the placing plate 6, close the door plate 2, start the heating pipe 3 to heat the space in the box 1, start the air heater 4 to heat the outdoor air and input it into the box 1 to form forced convection and accelerate the flow of hot air in the box 1, the excess gas is discharged through the exhaust hole 5 to form a cycle, after drying, the worker wears gloves to pull the handle 72 to drive the placing plate 6 to slide outwards, and rotates the rotating shaft 74 to drive the supporting plate 75 to be in a vertical state and contact the table top to support the placing plate 6, at this time, the dried container can be conveniently taken out, the worker's hand does not need to be inserted into the box 1, so that the situation that the worker takes the container although wearing gloves, but the wrist part not covered by the gloves is easily exposed and causes burns is avoided, when the supporting plate 75 is rotated to be retracted into the placing groove 73, the inclined surface of the limiting block 77 is pushed, so that the limiting block 77 slides in the rectangular groove 76 and extrudes the first spring 78 to contract, so that when the supporting plate 75 is completely retracted into the placing groove 73, the limiting block 77 slides under the action of the rebounding force of the first spring 78 to clamp the supporting plate 75, preventing the supporting plate 75 from affecting the drying process, when the supporting plate 75 is retracted into the placing groove 73, the two second springs 79 are in a twisted state, the worker presses the sliding rod 710 outside the box 1 to drive the limiting block 77 to slide in the rectangular groove 76 to release the limiting of the supporting plate 75, at this time, the supporting plate 75 is rotated to be in a vertical state under the action of the rebounding force of the second spring 79, so that the operation is more convenient and safer, the sliding rod 710 is pressed inwards, the third spring 712 is in a stretched state, so that the rebounding force of the third spring 712 acts on the sliding rod 710, after the sliding rod 710 is released, the sliding rod 710 is reset under the action of the rebounding force of the third spring 712, facilitating the next operation, when the placing plate 6 slides in the sliding groove 71, the sliding block 83 limits and slides in the limiting groove 81 to prevent the placing plate 6 from being mistakenly slid out of the sliding groove 71, when it is needed to take down the placing plate 6 for cleaning, the sliding block 83 is slid upwards to be away from the limiting groove 81, the worker pulls the drawstring 84 outside the box 1 to drive the sliding block 83 to slide upwards, so that the operation is more convenient, the worker pulls the connecting rod 89 to drive the two sliding blocks 83 to be away from the limiting groove 81 simultaneously, so that the dismounting operation is more convenient, when the sliding block 83 slides upwards, the fourth spring 87 is extruded to contract, so that when the drawstring 84 is released, the sliding block 83 slides downwards under the action of the rebounding force of the fourth spring 87, further improving the convenience of the mounting operation.

[0031] The above merely describes preferred embodiments of the present application, and is not intended to limit the present application in other forms. Any skilled person in the art can modify or change the above disclosed technical content to equivalent embodiments applied to other fields, but any simple modification, equivalent change and alteration of the above embodiments without departing from the technical content of the present application, according to the technical essence of the present application, still belong to the protection scope of the present application. In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection" and "connection" should be understood in a broad sense. For example, it can be fixedly connected, or it can be detachably connected, or it can be integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be connected inside two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

Claims

1. An experimental drying cabinet comprising a cabinet (1), characterised in that: The box (1) is rotatably connected with a door plate (2), the box (1) is fixedly connected with a heating pipe (3), the box (1) is fixedly connected with a hot air machine (4), the output end of the hot air machine (4) is communicated with the inner cavity of the box (1), a plurality of exhaust holes (5) are formed in the box (1), two placing plates (6) are arranged in the box (1), a protection structure (7) is arranged in the box (1), the protection structure (7) is composed of four sliding grooves (71), the four sliding grooves (71) are formed in the two side inner walls of the box (1) respectively, the sliding grooves (71) are slidably connected with the placing plates (6), the placing plates (6) are fixedly connected with handles (72), the placing plates (6) are provided with placing grooves (73), rotating shafts (74) are rotatably connected in the placing grooves (73), and the rotating shafts (74) are fixedly connected with supporting plates (75).

2. The laboratory drying oven according to claim 1, characterized in that: A rectangular groove (76) is formed in the placing plate (6), a limiting block (77) is slidably connected in the rectangular groove (76), the limiting block (77) is fixedly connected with a first spring (78), and one end of the first spring (78) is fixedly connected to the inner wall of the rectangular groove (76).

3. The laboratory drying oven according to claim 2, characterized in that: Two second springs (79) are sleeved on the rotating shaft (74), one end of the second spring (79) is fixedly connected to the inner wall of the placing groove (73), the other end of the second spring (79) is fixedly connected to the supporting plate (75), a fixed plate (711) is fixedly connected to the placing plate (6), a sliding rod (710) is slidably connected to the fixed plate (711), and the sliding rod (710) is fixedly connected with the limiting block (77).

4. The laboratory drying oven of claim 3, wherein: A third spring (712) is sleeved on the sliding rod (710), one end of the third spring (712) is fixedly connected to the fixed plate (711), and the other end of the third spring (712) is fixedly connected to the sliding rod (710).

5. The laboratory drying oven according to claim 4, characterized in that: An installation structure (8) is arranged on the box (1), the installation structure (8) is composed of two limiting grooves (81), the two limiting grooves (81) are formed in the inner walls of the sliding grooves (71) respectively, two sliding grooves (82) are formed in the placing plate (6), and sliding blocks (83) are slidably connected in the sliding grooves (82).

6. The laboratory drying oven of claim 5, wherein: A pull rope (84) is fixedly connected to the sliding block (83), a limiting rod (85) is fixedly connected in the sliding groove (82), and a channel (88) is formed in the placing plate (6).

7. The laboratory drying oven of claim 6, wherein: Sliding grooves (86) are formed in the two side inner walls of the sliding groove (82) respectively, the sliding grooves (86) are slidably connected with the sliding blocks (83), and a connecting rod (89) is fixedly connected to the two pull ropes (84) together.

8. The laboratory drying oven of claim 7, wherein: A fourth spring (87) is fixedly connected to the sliding block (83), and one end of the fourth spring (87) is fixedly connected to the inner wall of the sliding groove (86).

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