CN114017985A

CN114017985A - Freezer temperature controller with safeguard function

Info

Publication number: CN114017985A
Application number: CN202111208740.0A
Authority: CN
Inventors: 宋海永
Original assignee: Jiangsu Ouyi Electric Co ltd
Current assignee: Jiangsu Ouyi Electric Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-02-08

Abstract

The invention discloses a refrigerator temperature controller with a protection function, which comprises a protection shell, a protection cabinet door, a blocking structure, a temperature controller body, a sealing structure and a compressing assembly, wherein the protection shell is of a cavity structure with an opening at the front side, a partition plate is arranged in the protection shell, a drying cavity and a placing cavity are arranged in the protection shell, the drying cavity and the placing cavity are positioned at two sides of the partition plate, a heating block is arranged in the drying cavity, the protection cabinet door is hinged to the front side of the protection shell, a sealing cavity is arranged in the protection cabinet door, the sealing structure is arranged in the sealing cavity, the blocking structure is arranged on the bottom wall of the placing cavity, the compressing assembly is arranged on the top wall of the placing cavity, a limiting plate is arranged in the protection shell, the limiting plate is arranged on the partition plate and positioned above the blocking structure, and the temperature controller body is prevented from being arranged on the limiting plate. The invention relates to the technical field of freezer temperature controllers, and particularly provides a freezer temperature controller which is reasonable and simple in structure, can prevent water from seeping in the freezer temperature controller and has a self-protection function.

Description

Freezer temperature controller with safeguard function

Technical Field

The invention relates to the technical field of freezer temperature controllers, in particular to a freezer temperature controller with a protection function.

Background

The refrigerator temperature controller is an important electric element of the refrigerator, and automatically controls the on and off of the refrigeration compressor within a certain temperature difference range according to the temperature requirement of the refrigerator, so that the temperature in the refrigerator is kept within a given value range.

Freezer temperature controller generally installs in freezer bottom or lateral wall on the market, because operational environment is comparatively moist in the freezer use, very easily leads to the inside infiltration of freezer temperature controller, damages the temperature controller, and temperature controller self lacks protect function simultaneously, only just can consciously maintain the change after damaging, and the freezer temperature controller is changed and is wasted time and energy, consequently, the urgent need one kind has waterproof function, can carry out self-protection ability's freezer temperature controller.

Disclosure of Invention

In order to overcome the defects, the invention provides the refrigerator temperature controller which is reasonable and simple in structure, can prevent water from leaking into the refrigerator temperature controller and has a self-protection function.

The invention provides the following technical inventions: the invention provides a refrigerator temperature controller with a protection function, which comprises a protection shell, a protection cabinet door, a blocking structure, a temperature controller body, a sealing structure and a compressing assembly, wherein the protection shell is of a cavity structure with an opening at the front side, a partition plate is arranged in the protection shell, a drying cavity and a placing cavity are arranged in the protection shell, the drying cavity and the placing cavity are positioned on two sides of the partition plate, a heating block is arranged in the drying cavity, the protection cabinet door is hinged to the front side of the protection shell, a sealing cavity is arranged in the protection cabinet door, the sealing structure is arranged in the sealing cavity, the blocking structure is arranged on the bottom wall of the placing cavity, the compressing assembly is arranged on the top wall of the placing cavity, a limiting plate is arranged in the protection shell, the limiting plate is arranged on the partition plate and positioned above the blocking structure, and the temperature controller body is prevented from being arranged on the limiting plate.

In order to prevent steam from getting into between protection cabinet door and the protection casing, seal structure includes driving motor, driving screw, bevel gear one, bevel gear two, threaded sleeve, threaded rod and closing plate, driving motor locates on the sealed chamber diapire, the sealed chamber roof is located in the rotation of driving screw upper end, the driving screw lower extreme links to each other with driving motor power output shaft, conical gear locates on the driving screw, threaded sleeve one end is run through sealed chamber lateral wall and is rotated and locate the protection cabinet door outside, the threaded rod passes through threaded connection and locates in the threaded sleeve, bevel gear two is located threaded sleeve and is served, the closing plate is rotated and is located threaded sleeve one end, bevel gear one and bevel gear two meshing, bevel gear one, bevel gear two, threaded sleeve and threaded rod are equipped with two sets ofly.

In order to prevent water accumulation in the protective shell and reduce the influence of higher humidity on the temperature controller, the blocking structure comprises a supporting plate, a stepping motor, a third bevel gear, a fourth bevel gear, an adjusting screw, a threaded block, a blocking plate and a transmission belt, the supporting plate is arranged in the placing cavity, two ends of the adjusting screw are rotatably arranged between the bottom of the supporting plate and the bottom wall of the placing cavity, the fourth bevel gear is arranged on the adjusting screw, the stepping motor is arranged on the side wall of the placing cavity and positioned below the supporting plate, the third bevel gear is arranged on a power output shaft of the stepping motor, the third bevel gear is meshed with the fourth bevel gear, the threaded block is arranged on the adjusting screw through threaded connection, the two sets of threaded blocks are arranged, the transmission belt is sleeved on the two sets of adjusting screws, the blocking plate is arranged between the two sets of threaded blocks, and the middle part of the supporting plate is provided with a first air hole, the middle of the sealing baffle is provided with a second air hole, an exhaust fan is arranged in the air hole, a sealing block is arranged below the sealing baffle, a third air hole is formed in the bottom wall of the placing cavity, and the sealing block corresponds to the third air hole in size.

In order to compress tightly temperature controller body, prevent that transportation or collision from falling the damage, compress tightly the subassembly and include support housing, supporting spring, slide bar and pressure strip, support housing locates and places the chamber roof, the slide slides and locates in the support housing, supporting spring locates in the support housing between roof and the slide, the slide bar is located on the slide and the slide bar lower extreme runs through the support housing bottom and extends to the support housing outside, it is equipped with the spout to place chamber both sides wall, support housing, supporting spring, slide and slide bar all are equipped with two sets ofly, two sets of slide bar bottoms are located to the pressure strip and are slided in the spout.

Further, be equipped with the electro-magnet on the protection cabinet door, protection casing leading flank is equipped with the iron plate, during the specific use, will protect the cabinet door to close through the electro-magnet.

Further, it is equipped with temperature and humidity sensor to place the chamber lateral wall, temperature and humidity sensor and heating piece, step motor and exhaust fan electric connection.

Further, the driving motor is a forward and reverse rotating motor.

Furthermore, the partition plate is provided with heat conduction holes.

The invention with the structure has the following beneficial effects: according to the refrigerator temperature controller with the protection function, the internal sealing of the temperature controller is realized through the matching of the protection cabinet door and the sealing structure, so that the internal water seepage is prevented; through the cooperation of the heating block, the temperature and humidity sensor and the blocking structure, the self-protection of the temperature controller of the refrigerator is realized, and the phenomenon that the running of the temperature controller body is influenced by too low humidity is prevented; through the cooperation that compresses tightly subassembly and limiting plate, compress tightly temperature controller body, prevent transportation or collision and fall the damage.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of an overall structure of a temperature controller of a refrigerator with a protection function according to the present invention;

FIG. 2 is a partial schematic structural view of portion A of FIG. 1;

fig. 3 is a schematic structural view of a protection cabinet door of the temperature controller of the refrigerator with a protection function in an open state according to the present invention;

FIG. 4 is a partial structural view of the portion B of FIG. 3;

fig. 5 is a partial structural view of the portion C of fig. 3.

Wherein, the temperature controller comprises a protection shell 1, a protection shell 2, a protection cabinet door 3, a blocking structure 4, a temperature controller body 5, a sealing structure 6, a pressing component 7, a partition plate 8, a drying cavity 9, a placing cavity 10, a heating block 11, a sealing cavity 12, a limiting plate 13, a driving motor 14, a driving screw rod 15, a bevel gear I, a bevel gear II, a threaded sleeve 17, a threaded sleeve 18, a threaded rod 19, a sealing plate 20, the device comprises a supporting plate 21, a stepping motor 22, a bevel gear III, a bevel gear IV, a bevel gear 24, an adjusting screw rod 25, a thread block 26, a blocking plate 27, a transmission belt 28, air holes I and 29, an exhaust fan 30, air holes III and 31, a sealing block 32, a supporting shell 33, a supporting spring 34, a sliding plate 35, a sliding rod 36, a pressing plate 37, an electromagnet 38, an iron block 39 and a temperature and humidity sensor.

Detailed Description

The technical invention in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

As shown in fig. 1 to 5, the technical invention adopted by the present invention is as follows: the utility model provides a freezer temperature controller with safeguard function, including protection casing 1, protection cabinet door 2, blocking structure 3, temperature controller body 4, seal structure 5 and compress tightly subassembly 6, protection casing 1 is leading flank open-ended cavity structures, be equipped with baffle 7 in the protection casing 1, be equipped with stoving chamber 8 in the protection casing 1 and place chamber 9, stoving chamber 8 is located baffle 7 both sides with placing chamber 9, be equipped with heating block 10 in the

stoving chamber

8, 1 leading flank of protection casing is located in the protection cabinet door 2 is articulated, be equipped with sealed chamber 11 in the protection cabinet door 2, seal structure 5 locates in sealed chamber 11, blocking structure 3 locates on placing chamber 9 diapire, it locates on placing chamber 9 roof to compress tightly subassembly 6, be equipped with limiting plate 12 in the protection casing 1, limiting plate 12 locates on baffle 7 and be located blocking structure 3 top, temperature controller body 4 prevents on limiting plate 12.

As shown in fig. 1 and 2, the sealing structure 5 includes a driving motor 13, a driving screw 14, a first bevel gear 15, a second bevel gear 16, a threaded sleeve 17, a threaded rod 18 and a sealing plate 19, the driving motor 13 is disposed on the bottom wall of the sealed cavity 11, the upper end of the driving screw 14 is rotatably disposed on the top wall of the sealed cavity 11, the lower end of the driving screw 14 is connected to a power output shaft of the driving motor 13, a bevel gear is disposed on the driving screw 14, one end of the threaded sleeve 17 penetrates through the side wall of the sealed cavity 11 and is rotatably disposed outside the protection cabinet door 2, the threaded rod 18 is disposed in the threaded sleeve 17 through threaded connection, the second bevel gear 16 is disposed on the threaded sleeve 17, the sealing plate 19 is rotatably disposed on one end of the threaded rod 18, the first bevel gear 15 is engaged with the second bevel gear 16, and the first bevel gear 15, the second bevel gear 16, the threaded sleeve 17 and the threaded rod 18 are provided with two sets.

As shown in fig. 3 and 5, the blocking structure 3 comprises a supporting plate 20, a stepping motor 21, a bevel gear three 22, a bevel gear four 23, an adjusting screw 24, a thread block 25, a blocking plate 26 and a transmission belt 27, the supporting plate 20 is arranged in the placing cavity 9, two ends of the adjusting screw 24 are rotatably arranged between the bottom of the supporting plate 20 and the bottom wall of the placing cavity 9, the bevel gear four 23 is arranged on the adjusting screw 24, the stepping motor 21 is arranged on the side wall of the placing cavity 9 and is positioned below the supporting plate 20, the bevel gear three 22 is arranged on the power output shaft of the stepping motor 21, the bevel gear three 22 is meshed with the bevel gear four 23, the thread block 25 is arranged on the adjusting screw 24 through threaded connection, two sets of the pitch screw and the thread block 25 are arranged, the transmission belt 27 is sleeved on the two sets of the adjusting screw 24, the blocking plate 26 is arranged between the two sets of the thread blocks 25, the middle part of the supporting plate 20 is provided with a first air hole 28, the middle part of the blocking plate 26 is provided with a second air hole, an exhaust fan 29 is arranged in the air vent, a sealing block 31 is arranged below the baffle plate 26, a third air vent 30 is arranged on the bottom wall of the placing cavity 9, and the sealing block 31 and the third air vent 30 are arranged correspondingly in size.

As shown in fig. 3 and 4, the pressing assembly 6 includes a supporting housing 32, a supporting spring 33, a sliding plate 34, a sliding rod 35 and a pressing plate 36, the supporting housing 32 is disposed on the top wall of the placing chamber 9, the sliding plate 34 is slidably disposed in the supporting housing 32, the supporting spring 33 is disposed between the top wall of the supporting housing 32 and the sliding plate 34, the sliding rod 35 is disposed on the sliding plate 34, the lower end of the sliding rod 35 penetrates through the bottom of the supporting housing 32 and extends to the outside of the supporting housing 32, two side walls of the placing chamber 9 are provided with sliding grooves, the supporting housing 32, the supporting spring 33, the sliding plate 34 and the sliding rod 35 are provided with two groups, and the pressing plate 36 is disposed at the bottom ends of the two groups of sliding rods 35 and slides in the sliding grooves.

Wherein, be equipped with electro-magnet 37 on the protection cabinet door 2, protection casing 1 leading flank is equipped with iron plate 38, during the specific use, will protect cabinet door 2 to close through electro-magnet 37. The side wall of the placing cavity 9 is provided with a temperature and humidity sensor 39, and the temperature and humidity sensor 39 is electrically connected with the heating block 10, the stepping motor 21 and the exhaust fan 29. The driving motor 13 is a forward and reverse rotation motor. The clapboard is provided with heat conduction holes.

When the temperature controller is used specifically, the pressing plate 36 is pressed to enable the pressing plate 36 to move upwards, the temperature controller body 4 is placed on the limiting plate 12, the pressing of the pressing plate 36 is stopped, the pressing plate 36 presses the upper portion of the temperature controller body 4 under the effect of resilience force of the supporting spring 33, the electromagnet 37 adsorbs the iron block 38 to enable the protection cabinet door 2 to be closed to prevent internal water inflow, the driving motor 13 is started, the driving motor 13 drives the bevel gear I15 to rotate, the bevel gear I15 drives the bevel gear II 16 to rotate, the bevel gear II 16 drives the threaded sleeve 17 to rotate, the threaded sleeve 17 drives the threaded rod 18 to move, and the two groups of threaded rods 18 drive the sealing plate 19 to slide towards the inside of the placing cavity 9, so that the placing cavity 9 is further sealed oppositely to prevent water seepage; when the humidity in the placing cavity 9 is too high to exceed a set value, the heating block 10, the stepping motor 21 and the exhaust fan 29 are started, the stepping motor 21 drives the bevel gear three 22 to rotate, the bevel gear three 22 drives the bevel gear four 23 to rotate, the bevel gear four 23 drives the adjusting screw 24 to rotate, the adjusting screw 24 drives the transmission belt 27 to rotate, so as to drive the two groups of threaded blocks 25 to move upwards, the two groups of threaded blocks 25 drive the sealing plate 26 to move upwards, so that the sealing block 31 slides out of the air vent three 30, the heating block 10 raises the temperature in the drying cavity 8, the temperature is transmitted to the placing cavity 9 through the heat conducting hole, and meanwhile, the exhaust fan 29 exhausts air with high humidity to finish the protection of the temperature controller of the refrigerator.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a freezer temperature controller with safeguard function, its characterized in that, includes protection casing, protection cabinet door, blocking structure, temperature controller body, seal structure and compresses tightly the subassembly, the protection casing is leading flank open-ended cavity structure, be equipped with the baffle in the protection casing, be equipped with the stoving chamber in the protection casing and place the chamber, the stoving chamber is located the baffle both sides with placing the chamber, the stoving intracavity is equipped with the heating piece, the protection cabinet door articulates locates the protection casing leading flank, be equipped with sealed chamber in the protection cabinet door, sealed intracavity is located to seal structure, blocking structure locates on placing the chamber diapire, it locates on placing the chamber roof to compress tightly the subassembly, be equipped with the limiting plate in the protection casing, the limiting plate is located on the baffle and is located blocking structure top, temperature controller body prevents on the limiting plate.

2. The temperature controller of refrigerator with protection function as claimed in claim 1, the sealing structure comprises a driving motor, a driving screw rod, a bevel gear I, a bevel gear II, a threaded sleeve, a threaded rod and a sealing plate, the driving motor is arranged on the bottom wall of the sealed cavity, the upper end of the driving screw rod is rotatably arranged on the top wall of the sealed cavity, the lower end of the driving screw is connected with a power output shaft of the driving motor, the conical gear is arranged on the driving screw, one end of the threaded sleeve penetrates through the side wall of the sealing cavity and is rotatably arranged outside the protective cabinet door, the threaded rod is connected in the threaded sleeve through threads, the bevel gear II is arranged on the threaded sleeve and positioned at one end of the sealing cavity, the sealing plate is rotationally arranged on one end of the threaded rod, the first bevel gear is meshed with the second bevel gear, and the first bevel gear, the second bevel gear, the threaded sleeve and the threaded rod are provided with two groups.

3. The temperature controller of claim 1, wherein the blocking structure comprises a support plate, a stepping motor, a third bevel gear, a fourth bevel gear, an adjusting screw, a thread block, a blocking plate and a transmission belt, the support plate is arranged in the placing cavity, two ends of the adjusting screw are rotatably arranged between the bottom of the support plate and the bottom of the placing cavity, the fourth bevel gear is arranged on the adjusting screw, the stepping motor is arranged on the side wall of the placing cavity and is positioned below the support plate, the third bevel gear is arranged on the power output shaft of the stepping motor, the third bevel gear is engaged with the fourth bevel gear, the thread block is arranged on the adjusting screw through threaded connection, the two groups of the pitch screw and the thread block are arranged, the transmission belt is sleeved on the two groups of the adjusting screw, the blocking plate is arranged between the two groups of the thread blocks, and the middle part of the support plate is provided with a first air vent, the middle of the sealing baffle is provided with a second air hole, an exhaust fan is arranged in the air hole, a sealing block is arranged below the sealing baffle, a third air hole is formed in the bottom wall of the placing cavity, and the sealing block corresponds to the third air hole in size.

4. The refrigerator temperature controller with protection function of claim 1, wherein the hold-down assembly comprises a support housing, a support spring, a sliding plate, a sliding rod and a hold-down plate, the support housing is disposed on the top wall of the placement cavity, the sliding plate is slidably disposed in the support housing, the support spring is disposed between the top wall and the sliding plate in the support housing, the sliding rod is disposed on the sliding plate, the lower end of the sliding rod penetrates through the bottom of the support housing and extends to the outside of the support housing, two sliding grooves are disposed on two side walls of the placement cavity, two sets of the support housing, the support spring, the sliding plate and the sliding rod are disposed, and the hold-down plate is disposed at the bottom ends of the two sets of the sliding rods and slides in the sliding grooves.

5. The refrigerator temperature controller with protection function of claim 1, wherein the protection cabinet door is provided with an electromagnet, and the front side of the protection shell is provided with an iron block.

6. The refrigerator temperature controller with protection function of claim 1, wherein the side wall of the placing cavity is provided with a temperature and humidity sensor, and the temperature and humidity sensor is electrically connected with the heating block, the stepping motor and the exhaust fan.

7. The refrigerator temperature controller with protection function of claim 2, wherein the driving motor is a forward and reverse rotation motor.

8. The refrigerator temperature controller with protection function of claim 1, wherein the partition board is provided with heat conducting holes.