CN209978527U

CN209978527U - Electric heating constant temperature drying cabinet

Info

Publication number: CN209978527U
Application number: CN201920740035.7U
Authority: CN
Inventors: 董智才
Original assignee: Yichang Mingzhu Phosphating Industry Co Ltd
Current assignee: Yichang Mingzhu Phosphating Industry Co Ltd
Priority date: 2019-05-22
Filing date: 2019-05-22
Publication date: 2020-01-21
Anticipated expiration: 2029-05-22

Abstract

The utility model discloses an electric heat constant temperature drying cabinet, including first thing groove, main part, singlechip and the heater strip of putting, the intermediate position department of main part bottom installs the casing, and the inside top of casing installs the vacuum pump to the inside bottom of casing is provided with the negative pressure chamber, and the input of vacuum pump is linked together through the inside of exhaust tube with the negative pressure chamber. The utility model discloses an install the absorption dish, the fixture block, the draw-in groove, the support body, the fixed block, the fixed slot, the work groove, draw runner and spout, make the device optimize the structure of self, both utilize the helicitic texture that fixture block and draw-in groove constitute, the person of facilitating the use dismantles and changes the absorption dish, utilize the effect of fixture block and draw-in groove again, the person of facilitating the use dismantles and clears up the support body, and simultaneously, utilize the pull formula structure that draw runner and spout constitute, the person of facilitating the use carries out the pull with the work groove, thereby the person of facilitating the use will treat that dry article is placed and is fixed well in the device is inside, the functionality of device has.

Description

Electric heating constant temperature drying cabinet

Technical Field

The utility model relates to a drying cabinet technical field specifically is an electric heat constant temperature drying cabinet.

Background

When departments such as industrial and mining enterprises, laboratories, scientific research units carry out the operation such as drying, melting wax, sterilization, often need use electric heat constant temperature drying cabinet, this kind of drying cabinet comprises shaped steel sheet metal usually, has the studio in the box, has the sample shelf in the studio, and the sample can be arranged in and carry out the drying on it, and the studio has the heat preservation of considerable thickness with the box shell, but current electric heat constant temperature drying cabinet still has following several problems when using:

1. the traditional electric heating constant temperature drying box generally has the defect that the traditional electric heating constant temperature drying box is not easy to fix and stabilize on an operation table top, so that the using effect of the device is poor;

2. the existing electric heating constant temperature drying box often has the defects of simple structure and difficulty in fixing objects to be dried of different types and specifications, so that the applicability of the device is low, and the long-term popularization of the device is not facilitated;

3. the existing electrothermal constant temperature drying box on the market also has the defect that the parts are not easy to disassemble and maintain, which leads to low practicability of the device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric heat constant temperature drying cabinet to the difficult problem of dismantling and maintaining of treating dry article and spare part of solving the difficult fixed firm, simple structure, difficult fixed different grade type and specification of operating table face of proposing in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an electric heating constant temperature drying box comprises a first storage groove, a main body, a single chip microcomputer and a heating wire, wherein a shell is installed at the middle position of the bottom end of the main body, a vacuum pump is installed at the top end of the interior of the shell, a negative pressure cavity is formed in the bottom end of the interior of the shell, the input end of the vacuum pump is communicated with the interior of the negative pressure cavity through an exhaust pipe, reserved blocks are arranged at four corners of the bottom end of the main body, an adsorption disc is installed at the bottom end of each reserved block, a door body is hinged to one side of the main body, an observation window is arranged on the door body, a control panel is installed on the main body at one end of the door body, the single chip microcomputer is installed inside the control panel, a working groove is installed inside the main body, a temperature sensor is installed at the top end of the interior of the working, the inside wall in work groove is provided with the heating chamber, and the heater strip has evenly been laid in the inside in heating chamber, the first thing groove of putting is installed to the bottom of work inslot portion, and the top of work inslot portion installs the second and puts the thing groove to the thing groove's internally mounted has the support body is put to the second, temperature sensor's output passes through the input electric connection of wire and singlechip, and the output of singlechip passes through the input electric connection of wire and heater strip.

Preferably, the first intermediate position department of putting the inside thing groove is provided with the division board, and all evenly is provided with spacing spring on the first thing groove of putting of division board top and below to the limiting plate is installed to the one end of spacing spring, and the lateral wall parcel of limiting plate has the antiskid rubber sleeve.

Preferably, the first inside width of putting the thing groove equals the length of limiting plate, evenly be provided with the air vent on division board and the first thing groove of putting, and constitute integrated welded structure between first thing groove of putting and the main part.

Preferably, the inside of the adsorption disc is communicated with the inside of the negative pressure cavity through a connecting pipe, the bottom end of the adsorption disc is uniformly provided with negative pressure holes, the bottom end inside the negative pressure holes is provided with a filter screen, and the connecting pipe is connected with the shell through a flange plate.

Preferably, the middle position department on adsorption disc top is provided with the fixture block, reserve on the piece be provided with fixture block assorted draw-in groove, and the inside wall of draw-in groove is provided with the internal thread, the lateral wall of fixture block be provided with internal thread assorted external screw thread to constitute the integrated into one piece structure between reservation piece and the main part.

Preferably, evenly be provided with the test-tube groove that is equidistant range on the support body, and the bottom of support body evenly is provided with the fixed block, the second put the thing groove on be provided with fixed block assorted fixed slot.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the electric heating constant temperature drying box is provided with the shell, the vacuum pump, the negative pressure cavity, the adsorption disc, the filter screen and the connecting pipe, so that the device can vacuumize the interior of the negative pressure cavity by utilizing the action of the vacuum pump, and the bottom end of the adsorption disc can generate negative pressure by matching with the action of the connecting pipe, so that the adsorption disc can be firmly fixed on an operation table board, the stability of the device is improved, and the practicability of the device is enhanced;

(2) the electric heating constant temperature drying box is provided with the first object containing groove, the second object containing groove, the frame body, the test tube groove, the partition plate, the limiting spring and the limiting plate, so that the device utilizes the effects of the limiting spring and the limiting plate on one hand, objects to be dried with different lengths can be fixed in the first object containing groove, and utilizes the effect of the partition plate, the internal space of the first object containing groove is optimized, the large objects to be dried of different types can be placed in a classified manner, on the other hand, the effects of the frame body and the test tube groove are utilized, so that the device can fix test tubes with special structures, the applicability of the device is enhanced, and the using effect of the device is improved;

(3) this electric heat constant temperature drying cabinet is through installing the adsorption disc, the fixture block, the draw-in groove, the support body, the fixed block, the fixed slot, the work groove, draw runner and spout, make the device optimize the structure of self, both utilize the helicitic texture that fixture block and draw-in groove constitute, convenient to use person dismantles and changes the adsorption disc, utilize the effect of fixture block and draw-in groove again, convenient to use person dismantles the support body and clears up, and simultaneously, utilize the pull formula structure that draw runner and spout constitute, convenient to use person carries out the pull with the work groove, thereby convenient to use person will treat that dry article places and fix in the device is inside, the functionality of device has been strengthened.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic structural view of a cross section of a side wall of the working tank of the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a limiting plate; 2. a first storage groove; 3. a main body; 4. a housing; 5. an air exhaust pipe; 6. a negative pressure chamber; 7. a vacuum pump; 8. a connecting pipe; 9. an adsorption tray; 10. a limiting spring; 11. a partition plate; 12. a fixed block; 13. fixing grooves; 14. a frame body; 15. a test tube groove; 16. a slide bar; 17. a working groove; 18. a temperature sensor; 19. a second storage tank; 20. a chute; 21. a door body; 22. a single chip microcomputer; 23. a control panel; 24. an observation window; 25. reserving a block; 26. a heating cavity; 27. heating wires; 28. a card slot; 29. a clamping block; 30. a filter screen; 31. and (4) negative pressure holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: an electric heating constant temperature drying box comprises a first storage groove 2, a main body 3, a single chip microcomputer 22 and a heating wire 27, wherein a shell 4 is installed at the middle position of the bottom end of the main body 3, a vacuum pump 7 is installed at the top end inside the shell 4, a negative pressure cavity 6 is arranged at the bottom end inside the shell 4, the input end of the vacuum pump 7 is communicated with the inside of the negative pressure cavity 6 through an exhaust pipe 5, reserved blocks 25 are arranged at four corners of the bottom end of the main body 3, an adsorption disc 9 is installed at the bottom end of each reserved block 25, the inside of each adsorption disc 9 is communicated with the inside of the negative pressure cavity 6 through a connecting pipe 8, negative pressure holes 31 are uniformly formed in the bottom end of each adsorption disc 9, a filter screen 30 is arranged at the bottom end inside each negative pressure;

the structure of the adsorption disc 9 is optimized, and large-particle impurities are prevented from being sucked into the adsorption disc 9 under the action of the filter screen 30, so that the using effect of the device is improved;

a clamping block 29 is arranged in the middle of the top end of the adsorption disc 9, a clamping groove 28 matched with the clamping block 29 is formed in the reserved block 25, an internal thread is formed in the inner side wall of the clamping groove 28, an external thread matched with the internal thread is formed in the outer side wall of the clamping block 29, and an integrated structure is formed between the reserved block 25 and the main body 3;

when the device is used, the threaded structure between the clamping groove 28 and the clamping block 29 is utilized, and the connecting pipe 8 is connected with the shell 4 through the flange plate, so that the adsorption disc 9 is convenient to detach and replace, and the functionality of the device is enhanced;

one side of the main body 3 is hinged with a door body 21, an observation window 24 is arranged on the door body 21, a control panel 23 is arranged on the main body 3 at one end of the door body 21, a single chip microcomputer 22 is arranged inside the control panel 23, a working groove 17 is arranged inside the main body 3, a temperature sensor 18 is arranged at the top end inside the working groove 17, sliding strips 16 are uniformly arranged at two ends of the working groove 17, a sliding groove 20 matched with the sliding strips 16 is arranged inside the side wall of the main body 3, a heating cavity 26 is arranged inside the inner side wall of the working groove 17, heating wires 27 are uniformly laid inside the heating cavity 26, a first storage groove 2 is arranged at the bottom end inside the working groove 17, a second storage groove 19 is arranged at the top end inside the working groove 17, a rack body 14 is arranged inside the second storage groove 19, test tube grooves 15 which are arranged at equal intervals are uniformly arranged on the rack body 14, and a fixing, the second article holding groove 19 is provided with a fixing groove 13 matched with the fixing block 12;

the structure of the whole device is optimized by utilizing the functions of the test tube groove 15 and the frame body 14, the device has multiple fixing modes, different types of pieces to be dried can be conveniently and fixedly placed, and a user can conveniently detach and clean the frame body 14 by utilizing the functions of the fixing block 12 and the fixing groove 13, so that the using effect of the device is improved;

a partition plate 11 is arranged in the middle of the inside of the first storage groove 2, limit springs 10 are uniformly arranged on the first storage groove 2 above and below the partition plate 11, a limit plate 1 is arranged at one end of each limit spring 10, and an anti-skid rubber sleeve is wrapped on the outer side wall of each limit plate 1;

as shown in the attached drawing 1, when in use, the objects to be dried with different lengths can be fixed in the first object holding groove 2 by the matching action of the limiting spring 10 and the limiting plate 1, and the internal space of the first object holding groove 2 is optimized by the action of the partition plate 11, so that different types of objects to be dried can be placed in a classified manner;

the width of the inside of the first storage groove 2 is equal to the length of the limiting plate 1, vent holes are uniformly formed in the partition plate 11 and the first storage groove 2, and an integrated welding structure is formed between the first storage groove 2 and the main body 3;

the structure of the device is optimized, and the practicability of the device is enhanced;

the output end of the temperature sensor 18 is electrically connected with the input end of the single chip microcomputer 22 through a lead, the output end of the single chip microcomputer 22 is electrically connected with the input end of the heating wire 27 through a lead, the type of the single chip microcomputer 22 can be STM32F103VCT6, and the type of the temperature sensor 18 can be WRM-101.

The working principle is as follows: when the device is used, the device is externally connected with a power supply, a worker firstly utilizes the matching action of the slide bar 16 and the sliding groove 20 to draw the working groove 17 out of the main body 3, then places some objects to be dried with larger volume inside the first object placing groove 2 in sequence, utilizes the matching action of the limiting spring 10 and the limiting plate 1 to fix and limit the corresponding objects to be dried, then utilizes the action of the frame body 14 and the test tube groove 15 to place test tubes to be dried inside the test tube groove 15, thereby optimizing the internal installation structure of the device, being convenient for fixing the objects to be dried with different types inside the device, enhancing the applicability of the device, simultaneously closing the door body 21, then starting the vacuum pump 7, matching the action of the exhaust tube 5 to vacuumize the inside of the negative pressure cavity 6, matching the action of the connecting tube 8, leading the bottom end of the adsorption disc 9 to generate negative pressure, and being capable of firmly attracting the corresponding operation table top, the practicality of the device has been strengthened, during the use, through to heater strip 27 circular telegram, utilize the high resistance attribute of heater strip 27 for heater strip 27 produces the heat, carries out the drying to corresponding article, and meanwhile, temperature sensor 18 can monitor the inside temperature of work groove 17 constantly, and send the data of monitoring for singlechip 22, and when the temperature reached the default, singlechip 22 can control the outage to heater strip 27, realizes constant temperature drying function, thereby has promoted the result of use of device.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an electric heat constant temperature drying cabinet, includes first thing groove (2), main part (3), singlechip (22) and heater strip (27) of putting, its characterized in that: the vacuum pump is characterized in that a shell (4) is installed at the middle position of the bottom end of the main body (3), a vacuum pump (7) is installed at the top end of the interior of the shell (4), a negative pressure cavity (6) is arranged at the bottom end of the interior of the shell (4), the input end of the vacuum pump (7) is communicated with the interior of the negative pressure cavity (6) through an exhaust pipe (5), reserved blocks (25) are arranged at four corners of the bottom end of the main body (3), an adsorption disc (9) is installed at the bottom end of each reserved block (25), a door body (21) is hinged to one side of the main body (3), an observation window (24) is arranged on the door body (21), a control panel (23) is installed on the main body (3) at one end of the door body (21), a single chip microcomputer (22) is installed inside the control panel (23), a working groove (17) is installed inside the main body, both ends of work groove (17) all evenly are provided with draw runner (16), and the inside of main part (3) lateral wall is provided with and draws runner (16) assorted spout (20), the inside wall of work groove (17) is provided with heating chamber (26), and heating chamber (26) inside has evenly laid heater strip (27), the first thing groove (2) of putting is installed to the inside bottom in work groove (17), and the inside top in work groove (17) installs the second and puts thing groove (19) to the internally mounted that thing groove (19) were put to the second has support body (14), the output of temperature sensor (18) passes through the input electric connection of wire and singlechip (22), and the output of singlechip (22) passes through the input electric connection of wire and heater strip (27).

2. An electrothermal constant-temperature drying oven according to claim 1, characterized in that: the first intermediate position department of putting thing groove (2) inside is provided with division board (11), and all evenly is provided with spacing spring (10) on division board (11) top and the first thing groove (2) of putting of below to limiting plate (1) is installed to the one end of spacing spring (10), and the lateral wall parcel of limiting plate (1) has the antiskid rubber sleeve.

3. An electrothermal constant-temperature drying oven according to claim 2, characterized in that: the first length that puts the inside width of thing groove (2) and equal limiting plate (1), evenly be provided with the air vent on division board (11) and the first thing groove (2) of putting, and first thing groove (2) of putting constitutes integration welded structure between with main part (3).

4. An electrothermal constant-temperature drying oven according to claim 1, characterized in that: the inside of adsorbing dish (9) is linked together through connecting pipe (8) and the inside in negative pressure chamber (6), and the bottom of adsorbing dish (9) evenly is provided with negative pressure hole (31) to the inside bottom in negative pressure hole (31) is provided with filter screen (30), and connecting pipe (8) are connected with casing (4) through the ring flange.

5. An electrothermal constant-temperature drying oven according to claim 1, characterized in that: the middle position department on adsorption disc (9) top is provided with fixture block (29), reserve on piece (25) be provided with fixture block (29) assorted draw-in groove (28), and the inside wall of draw-in groove (28) is provided with the internal thread, the lateral wall of fixture block (29) be provided with internal thread assorted external screw thread to constitute the integrated into one piece structure between reserve piece (25) and main part (3).

6. An electrothermal constant-temperature drying oven according to claim 1, characterized in that: evenly be provided with on support body (14) and be equidistant test tube groove (15) of arranging, and the bottom of support body (14) evenly is provided with fixed block (12), be provided with on the second puts thing groove (19) with fixed block (12) assorted fixed slot (13).