CN209897514U - Constant-temperature electrical control cabinet for crusher - Google Patents
Constant-temperature electrical control cabinet for crusher Download PDFInfo
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- CN209897514U CN209897514U CN201920275421.3U CN201920275421U CN209897514U CN 209897514 U CN209897514 U CN 209897514U CN 201920275421 U CN201920275421 U CN 201920275421U CN 209897514 U CN209897514 U CN 209897514U
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- cabinet body
- temperature
- cabinet
- vacuum degree
- outer cabinet
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Abstract
The utility model discloses a constant temperature electrical control cabinet for a crusher, which comprises a cabinet body, a cabinet door and a door lock, wherein the inner side surface of the cabinet door is provided with a heat insulation sealing gasket; the cabinet body comprises an outer cabinet body and an inner cabinet body which are not in contact with each other, the inner cabinet body is sleeved in the outer cabinet body, and a vacuum cavity is formed between the outer cabinet body and the inner cabinet body; and the heat-insulating sealing gasket or the inner cabinet body is provided with an automatic temperature control device for controlling the constant temperature inside the inner cabinet body. Has the advantages that: a constant temperature electrical control cabinet for breaker adjust the internal temperature of cabinet through the semiconductor refrigerator, make and keep constant temperature in the cabinet, consequently need not to set up the vent on the cabinet body and rely on the fan to cool down, so can prevent that the dust from getting into the cabinet internally, dustproof performance is good, is particularly suitable for the great occasion of during operation dust concentration such as breaker and uses, and the practicality is strong.
Description
Technical Field
The utility model relates to an electrical equipment field for mining machinery, concretely relates to constant temperature electrical control cabinet for breaker.
Background
In the working process of the electric control cabinet, electronic elements in the cabinet can generate heat, in order to ensure constant temperature in the cabinet body, a common temperature control method is to arrange a vent on the cabinet body, then outside air is sucked into the cabinet body by a fan and hot air in the cabinet body is forcibly exhausted out of the cabinet, although the temperature control method is simple and convenient, the temperature control method has many defects, for example, dust in the outside air can easily enter the cabinet body to be adsorbed on the surface of the electronic elements, so that the heat dissipation of the electronic elements is influenced, the normal work of the electronic elements is seriously or even influenced, and the problem is more prominent especially in places such as mining machinery plants and the like with severe working environments and high dust concentration.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a constant temperature electrical control cabinet for breaker just in order to solve above-mentioned problem to electrical control cabinet can't have constant temperature and dustproof function scheduling problem concurrently among the solution prior art. The utility model provides an among a great deal of technical scheme preferred technical scheme can realize that the electrical control cabinet not only has the constant temperature function, has dustproof function concurrently moreover, is particularly suitable for the great workplace of dust concentration to use, and the technological effect that the practicality is good sees the explanation below for details.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a constant temperature electrical control cabinet for a crusher, which comprises a cabinet body, a cabinet door and a door lock, wherein the inner side surface of the cabinet door is provided with a heat insulation sealing gasket;
the cabinet body comprises an outer cabinet body and an inner cabinet body which are not in contact with each other, the inner cabinet body is sleeved in the outer cabinet body, and a vacuum cavity is formed between the outer cabinet body and the inner cabinet body;
and the heat-insulating sealing gasket or the inner cabinet body is provided with an automatic temperature control device for controlling the constant temperature inside the inner cabinet body.
As an important design of the scheme, the automatic temperature control device comprises a temperature sensor for detecting the temperature inside the inner cabinet body, a temperature collector, a single chip microcomputer, a temperature controller and a plurality of semiconductor refrigerators, wherein two ends of couples of the semiconductor refrigerators are respectively positioned on the outer surface of the outer cabinet body and the inner surface of the inner cabinet body.
As the optimized design of the scheme, the vacuum degree automatic control device also comprises a vacuum degree automatic control device which is used for automatically adjusting the vacuum degree in the vacuum cavity.
As the optimized design of the scheme, the vacuum degree automatic control device comprises a temperature sensor for detecting the temperature inside the inner cabinet body, a vacuum degree sensor for detecting the vacuum degree in the vacuum cavity, a feedback control device and a vacuum degree adjusting device for adjusting the vacuum degree in the vacuum cavity.
As the optimized design of the scheme, the vacuum degree adjusting device comprises a vacuum pump and an electromagnetic valve, and the vacuum pump and the electromagnetic valve are communicated with the vacuum cavity through pipelines.
Has the advantages that: a constant temperature electrical control cabinet for breaker adjust the internal temperature of cabinet through the semiconductor refrigerator, make and keep constant temperature in the cabinet, consequently need not to set up the vent on the cabinet body and rely on the fan to cool down, so can prevent that the dust from getting into the cabinet internally, dustproof performance is good, is particularly suitable for the great occasion of during operation dust concentration such as breaker and uses, and the practicality is strong.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of the cabinet door of the present invention after being opened;
FIG. 2 is a right side view of the utility model with the door closed;
fig. 3 is an enlarged view of a portion of fig. 1 according to the present invention;
FIG. 4 is a control flow chart of the automatic temperature control device of the present invention;
FIG. 5 is a control flow chart of the automatic vacuum control device of the present invention;
fig. 6 is a structural diagram of the feedback control apparatus of the present invention.
The reference numerals are explained below:
1. a cabinet body; 11. an outer cabinet body; 12. an inner cabinet body; 2. a cabinet door; 3. a vacuum degree automatic control device; 31. a feedback control device; 32. a vacuum degree sensor; 33. a vacuum degree adjusting device; 331. a vacuum pump; 332. an electromagnetic valve; 4. a heat insulating gasket; 5. a door lock; 6. a vacuum chamber; 7. an automatic temperature control device; 71. a temperature sensor; 72. a temperature collector; 73. a single chip microcomputer; 74. a temperature controller; 75. a semiconductor refrigerator.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 and 2, the constant temperature electrical control cabinet for the crusher provided by the present invention comprises a cabinet body 1, a cabinet door 2 and a door lock 5, wherein a heat insulation gasket 4 is arranged on the inner side surface of the cabinet door 2, and the heat insulation gasket 4 is used for sealing the joint of the cabinet body 1 and the cabinet door 2, so as to prevent outside air from entering the cabinet body 1 through the joint gap between the cabinet body 1 and the cabinet door 2;
referring to fig. 1 and 3, the cabinet body 1 includes an outer cabinet body 11 and an outer cabinet body 12 which are not in contact with each other, the outer cabinet body 12 is sleeved in the outer cabinet body 11, a vacuum cavity 6 is formed between the outer cabinet body 11 and the outer cabinet body 12, and the vacuum cavity 6 can prevent the cabinet body 1 from transferring heat outwards because the vacuum cannot transfer heat, and in addition, the heat insulation sealing gasket 4 is arranged between the cabinet body 1 and the cabinet door 2, so that the isolation of the inside of the outer cabinet body 12 from the outside can be ensured, heat exchange cannot occur between the inside of the outer cabinet body 12 and the outside, the cold energy inside the outer cabinet body 12 cannot be lost outwards, the outside heat cannot enter the outer cabinet body 12, and accordingly, the outside dust cannot enter the outer cabinet body 12, so that the cabinet body 1 has good dustproof;
referring to fig. 1, an automatic temperature control device 7 for controlling the constant temperature inside the outer cabinet 12 is mounted on the heat insulating sealing gasket 4 or the outer cabinet 12.
Referring to fig. 4, as an alternative embodiment, the automatic temperature control device 7 includes a temperature sensor 71 for detecting the temperature inside the outer cabinet 12, a temperature collector 72, a single chip microcomputer 73, a temperature controller 74, and a plurality of semiconductor refrigerators 75, where two ends of couples of the plurality of semiconductor refrigerators 75 are respectively located on the outer surface of the outer cabinet 11 and the inner surface of the outer cabinet 12, the temperature collector 72 collects detection data obtained by the temperature sensor 71 and transmits data information to the single chip microcomputer 73, the single chip microcomputer 73 sends a corresponding control instruction to the temperature controller 74 according to the data information, and the temperature controller 74 controls the plurality of semiconductor refrigerators 75 to operate according to the instruction; the specific working principle is that the electronic equipment installed in the outer cabinet 12 generates heat after working for a period of time to cause the temperature in the outer cabinet 12 to rise, the temperature sensor 71 can detect the temperature data in the outer cabinet 12 in real time, the temperature collector 72 collects the detection data obtained by the temperature sensor 71 and transmits the data information to the single chip microcomputer 73, the single chip microcomputer 73 compares and analyzes the collected temperature data information with the standard value set therein, the temperature in the outer cabinet 12 rises along with the increase of the working time of the electronic equipment because the inside of the outer cabinet 12 is sealed and isolated from the outside and does not transfer heat, when the temperature value detected by the temperature sensor 71 exceeds the standard temperature value preset in the single chip microcomputer 73, the single chip microcomputer 73 sends a control instruction to the temperature controller 74, the temperature controller 74 controls one end of a plurality of semiconductor refrigerators 75 in the outer cabinet 12 to refrigerate according to the instruction, therefore, the temperature in the outer cabinet body 12 is reduced, when the temperature in the outer cabinet body 12 is reduced to the standard temperature, the single chip microcomputer 73 sends a control instruction to the temperature controller 74 again, the temperature controller 74 controls the plurality of semiconductor refrigerators 75 to stop working according to the instruction, and then the semiconductor refrigerators 75 change the refrigerating speed of the refrigerating ends thereof according to the temperature change in the outer cabinet body 12 so as to ensure the temperature in the outer cabinet body 12 to be constant, namely, the temperature adjustment in the cabinet body 1 is completely finished by the semiconductor refrigerators 75 without arranging air holes on the cabinet body 1 and reducing the temperature by the aid of fan exhaust, so that the problem that the dustproof function and the cooling function of the cabinet body 1 cannot be integrated is thoroughly solved, and because the whole cabinet body 1 has good sealing property, external dust cannot enter the cabinet body 1 to influence the normal work of electronic equipment; further, the following are disclosed in the specification of an embodiment of chinese patent application No. 201120437487.1 entitled LD controller for water quality detection: the temperature sensor 4 detects the temperature of the LD, is connected to the singlechip 1 through the temperature collector 5, and regulates the output of the temperature controller 6 after the singlechip 1 calculates according to a set value and a detection value, and controls the temperature of the LD through the semiconductor refrigerator 7 so as to stabilize the light emitting frequency of the LD; therefore, the structure and the working principle of the automatic temperature control device 7 of the present invention are disclosed in the above patent, and belong to the prior art.
The constant temperature electric control cabinet for the crusher also comprises a vacuum degree automatic control device 3 for automatically adjusting the vacuum degree in the vacuum cavity 6, because the constant temperature electric control cabinet only depends on the semiconductor refrigerator 75 to reduce the temperature in the outer cabinet body 12, the power consumption is larger, the heat conducting property of the cabinet body 1 can be adjusted by changing the vacuum degree in the vacuum cavity 6, so that the cabinet body 1 can also exchange heat with the outside, especially in cold winter, the outside temperature is lower, at the moment, if the temperature in the cabinet body 1 is overhigh, the cabinet body 1 can radiate heat outwards without depending on the semiconductor refrigerator 75 to refrigerate the inner part of the outer cabinet body 12, thereby saving part of electric energy, in addition, the heat radiation performance of the cabinet body 1 is in negative correlation with the vacuum degree in the vacuum cavity 6, namely, the lower the vacuum degree, the higher the heat radiation performance of the cabinet body 1, therefore, in winter and spring and autumn (the outside temperature in spring and autumn is almost, when the temperature of the air in the outer cabinet 12 is high and heat dissipation is needed, the semiconductor refrigerator 75 can be assisted by the cabinet 1 to dissipate heat, so that partial electric energy is saved, the environment is protected, and the practicability is good.
Referring to fig. 1 and 5-6, the vacuum degree automatic control device 3 includes a temperature sensor 71 for detecting the temperature inside the outer cabinet 12, a vacuum degree sensor 32 for detecting the vacuum degree inside the vacuum chamber 6, a feedback control device 31, and a vacuum degree adjusting device 33 for adjusting the vacuum degree inside the vacuum chamber 6, the feedback control device 31 calculates a feedback control gain parameter according to the detection data obtained by the vacuum degree sensor 32 and the temperature sensor 71 and generates a vacuum degree control signal according to the parameter, and then sends the control signal to the vacuum degree adjusting device 33, the vacuum degree adjusting device 33 adjusts the vacuum degree inside the vacuum chamber 6 according to the control signal, when the temperature inside the outer cabinet 12 is high, the vacuum degree inside the vacuum chamber 6 can be adjusted to a low value, so that the cabinet 1 can rapidly dissipate heat outwards, and when the temperature inside the outer cabinet 12 is reduced, the vacuum degree in the vacuum cavity 6 can be increased to reduce the speed of the cabinet body 1 for radiating outwards, so that the temperature in the outer cabinet body 12 is ensured to be constant; in addition, the structure and the working principle of the feedback control device 31 and the automatic vacuum degree control device 3 are disclosed in the chinese patent application No. 201310298738.6, which belongs to the prior art and will not be described herein again.
Referring to fig. 3, the vacuum degree adjusting device 33 includes a vacuum pump 331 and an electromagnetic valve 332, the vacuum pump 331 and the electromagnetic valve 332 are communicated with the vacuum chamber 6 through a pipeline, the electromagnetic valve 332 is opened to reduce the vacuum degree in the vacuum chamber 6, and the vacuum pump 331 is started to increase the vacuum degree in the vacuum chamber 6.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (5)
1. The utility model provides a constant temperature electrical control cabinet for breaker, includes the cabinet body (1), cabinet door (2) and lock (5), its characterized in that: a heat insulation sealing gasket (4) is arranged on the inner side surface of the cabinet door (2);
the cabinet body (1) comprises an outer cabinet body (11) and an outer cabinet body (12) which are not in contact with each other, the outer cabinet body (12) is sleeved in the outer cabinet body (11), and a vacuum cavity (6) is formed between the outer cabinet body (11) and the outer cabinet body (12);
and the heat-insulating sealing gasket (4) or the outer cabinet body (12) is provided with an automatic temperature control device (7) for controlling the constant temperature inside the outer cabinet body (12).
2. The constant-temperature electrical control cabinet for the crusher according to claim 1, characterized in that: the automatic temperature control device (7) comprises a temperature sensor (71) for detecting the temperature inside the outer cabinet body (12), a temperature collector (72), a single chip microcomputer (73), a temperature controller (74) and a plurality of semiconductor refrigerators (75), wherein two ends of couples of the semiconductor refrigerators (75) are respectively positioned on the outer surface of the outer cabinet body (11) and the inner surface of the outer cabinet body (12).
3. A thermostatic electric control cabinet for a crusher according to claim 1 or 2, characterized in that: and the vacuum degree automatic control device (3) is used for automatically adjusting the vacuum degree in the vacuum cavity (6).
4. The constant-temperature electrical control cabinet for the crusher as claimed in claim 3, wherein: the vacuum degree automatic control device (3) comprises a temperature sensor (71) for detecting the temperature inside the outer cabinet body (12), a vacuum degree sensor (32) for detecting the vacuum degree in the vacuum cavity (6), a feedback control device (31) and a vacuum degree adjusting device (33) for adjusting the vacuum degree in the vacuum cavity (6).
5. The constant-temperature electrical control cabinet for the crusher as claimed in claim 4, wherein: the vacuum degree adjusting device (33) comprises a vacuum pump (331) and an electromagnetic valve (332), and the vacuum pump (331) and the electromagnetic valve (332) are communicated with the vacuum cavity (6) through pipelines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920275421.3U CN209897514U (en) | 2019-03-05 | 2019-03-05 | Constant-temperature electrical control cabinet for crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920275421.3U CN209897514U (en) | 2019-03-05 | 2019-03-05 | Constant-temperature electrical control cabinet for crusher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209897514U true CN209897514U (en) | 2020-01-03 |
Family
ID=68997010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920275421.3U Expired - Fee Related CN209897514U (en) | 2019-03-05 | 2019-03-05 | Constant-temperature electrical control cabinet for crusher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209897514U (en) |
-
2019
- 2019-03-05 CN CN201920275421.3U patent/CN209897514U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200103 Termination date: 20210305 |