CN218473656U - Air duct structure for frequency conversion device on shield tunnel boring machine - Google Patents
Air duct structure for frequency conversion device on shield tunnel boring machine Download PDFInfo
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- CN218473656U CN218473656U CN202122755078.2U CN202122755078U CN218473656U CN 218473656 U CN218473656 U CN 218473656U CN 202122755078 U CN202122755078 U CN 202122755078U CN 218473656 U CN218473656 U CN 218473656U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model relates to a wind channel structure for shield tunnel entry driving machine up-conversion device, include: the air inlet protection cover is arranged at the air inlet of the lower air box, and the plurality of fans are sequentially parallel to the bottom end face of the cabinet body and are fixed at the lower part in the cabinet body. The utility model discloses an install at cabinet body top face in the design windbox, the leeward box is installed at cabinet body bottom face, and the fan rotates, and the external portion of cabinet cold wind air current gets into the cabinet body and flows from the air outlet of windbox from the air intake of leeward box, and when this cold wind air current flows through the air current passageway of the cabinet body, can take out the internal portion heat of cabinet, and then reduce the internal portion temperature of cabinet.
Description
Technical Field
The utility model relates to an air-cooled cabinet body device technical field, in particular to a wind channel structure that is used for shield tunnel entry driving machine up-conversion equipment.
Background
Along with the continuous development of the shield industry in China, the application of the frequency conversion device on the shield tunneling machine is more and more common, the shield frequency conversion device is a very high-efficiency frequency conversion speed regulation and intelligent control system, a large number of electronic devices are contained in the shield frequency conversion device, a cabinet body is additionally arranged on the shield frequency conversion device for protection in order to protect the shield frequency conversion device from being damaged in actual operation,
however, the internal space of the cabinet is narrow, various control devices work and operate for a long time in the cabinet, a large amount of heat can be generated, if the heat cannot be dissipated in time, the temperature in the cabinet is high, and the phenomena of shutdown, over-quick aging and the like easily occur to the frequency conversion device in the past for a long time.
Therefore, how to provide an air duct structure for an up-conversion device of a shield tunneling machine is a problem to be solved urgently by the technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not good technical problem of current frequency conversion device cabinet body radiating effect is solved to a wind channel structure that is used for shield tunnel entry driving machine up-conversion device.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a air channel structure for shield tunnel entry driving machine up-conversion equipment, frequency conversion equipment include the cabinet body of frequency conversion equipment switch board, and the cabinet body has top face and bottom face that horizontal arrangement and parallel arrangement and has the airflow channel of perpendicular top face and bottom face in it, includes: an upper air box, a lower air box, an air outlet protective cover, an air inlet protective cover and a plurality of fans,
the top end surface of the cabinet body is provided with an air outlet, and the bottom end surface of the cabinet body is provided with an air inlet; the upper air box is fixed on the top end face of the cabinet body, the lower end face of the upper air box is provided with an air inlet communicated with the air outlet, one side face of the upper air box is provided with an air outlet, and the air flow direction in the upper air box is horizontally arranged; the lower air box is fixed on the bottom end face of the cabinet body, an air outlet communicated with the air inlet is formed in the upper end face of the lower air box, an air inlet is formed in one side face of the lower air box, and the air flow direction in the lower air box is horizontally arranged;
the air outlet protective cover is covered at the air outlet of the upper air box, and the air outlet of the air outlet protective cover is arranged towards the direction of the bottom end face of the cabinet body; the air inlet protective cover is covered at the air inlet of the lower air box, and the air inlet of the air inlet protective cover is arranged towards the direction of the bottom end face of the cabinet body; the plurality of fans are sequentially parallel to the bottom end face of the cabinet body and fixed at the lower part in the cabinet body.
The utility model has the advantages that: by designing the upper air box to be arranged on the top end face of the cabinet body, the lower air box to be arranged on the bottom end face of the cabinet body, the fan rotates, cold air flow outside the cabinet body enters the cabinet body from the air inlet of the lower air box and flows out from the air outlet of the upper air box, and when the cold air flow flows through the air flow channel of the cabinet body, heat in the cabinet body can be taken out, so that the temperature in the cabinet body is reduced; through the air outlet department of design air-out protection casing installation at last bellows, the air inlet department of bellows under the air inlet protection casing installation, the air outlet of air-out protection casing sets up to the direction of cabinet body bottom face, and the air intake of air inlet protection casing sets up to the direction of cabinet body bottom face, and this structure can block the external dust of cabinet, rainwater entering cabinet body under the internal and external condition of cabinet that do not hinder the external cold wind air current free circulation of cabinet.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
The fixing rod is parallel to the top end surface or the bottom end surface of the cabinet body, and two ends of the fixing rod are respectively fixed on two opposite inner walls of the cabinet body; the back of the plurality of fans is fixed on the fixing rod in sequence.
Furthermore, the air outlet protection cover further comprises two dustproof nets, and the two dustproof nets are respectively installed at the air outlet of the air outlet protection cover and the air inlet of the air inlet protection cover.
The beneficial effect of adopting the above technical scheme is: the dust cover can prevent the dust that mix with in the cold wind air current from getting into the cabinet body to keep the clean and tidy of cabinet internal portion.
Further, still include the guide plate, relative arrangement about air-out protection casing and the air inlet protection casing, the air outlet below that the guide plate corresponds the air-out protection casing is fixed on the lateral wall of the cabinet body and its face outside is to the slope of air inlet protection casing below.
The beneficial effect of adopting the above technical scheme is: the air outlet below that corresponds the air-out protection casing through the design guide plate is fixed on the lateral wall of the cabinet body and its face inclines to air inlet protection casing direction, can be under the condition that does not hinder the circulation of gas, and adjustment air-out protection casing air outlet outflow gas's flow direction, and then block this gas stream to air inlet protection casing, avoid its heat transfer who carries to air inlet protection casing.
Further, the cabinet body is internally provided with a heat dissipation box, and the heat dissipation box is arranged above the fan.
Furthermore, the heat dissipation box is made of aluminum materials.
The beneficial effect of adopting the above technical scheme is: the heat dissipation box can absorb the heat dissipated by the electronic element in the frequency conversion device, and further accelerate the heat dissipation of the frequency conversion device.
Drawings
Fig. 1 is a schematic diagram of the flow of heat dissipation airflow in the air channel structure of the frequency conversion device of the shield tunnel boring machine of the present invention;
fig. 2 is a schematic view of a rear perspective structure of an air duct structure of an up-conversion device of a shield tunnel boring machine according to the present invention;
fig. 3 is the utility model discloses a wind channel structure explosion structure schematic diagram for shield tunnel entry driving machine up-conversion device.
In the drawings, the components represented by the respective reference numerals are listed below:
1. the cabinet body, 2, last bellows, 3, lower bellows, 4, fan, 5, air-out protection casing, 6, air inlet protection casing, 7, guide plate, 8, heat dissipation case.
Detailed Description
The principles and features of the present invention will be described with reference to the drawings, which are provided for illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1, an air duct structure for a frequency conversion device of a shield tunneling machine, the frequency conversion device includes a cabinet body 1 of a frequency conversion device control cabinet, the cabinet body 1 has a top end face and a bottom end face which are horizontally arranged and arranged in parallel, and an airflow channel with a vertical top end face and a vertical bottom end face therein, and includes: an upper air box 2, a lower air box 3, an air outlet protective cover 5, an air inlet protective cover 6 and a plurality of fans 4,
the top end surface of the cabinet body 1 is provided with an air outlet, and the bottom end surface is provided with an air inlet; the upper air box 2 is fixed on the top end face of the cabinet body 1, the lower end face of the upper air box is provided with an air inlet communicated with an air outlet, one side face of the upper air box 2 is provided with an air outlet, and the air flow direction in the upper air box is horizontally arranged; the lower air box 3 is fixed on the bottom end face of the cabinet body 1, an air outlet communicated with the air inlet is formed in the upper end face of the lower air box 3, an air inlet is formed in one side face of the lower air box 3, and the air flow direction in the lower air box is horizontally arranged;
the air outlet protective cover 5 is covered at the air outlet of the upper air box 2, and the air outlet of the air outlet protective cover 5 is arranged towards the direction of the bottom end face of the cabinet body 1; the air inlet protective cover 6 is covered at the air inlet of the lower air box 3, and the air inlet of the air inlet protective cover 6 is arranged towards the direction of the bottom end face of the cabinet body 1; the plurality of fans 4 are sequentially parallel to the bottom end face of the cabinet body 1 and fixed at the lower part in the cabinet body 1.
In some embodiments, the cabinet may further include a fixing rod, the fixing rod is parallel to the top end surface or the bottom end surface of the cabinet 1, and two ends of the fixing rod are respectively fixed on two opposite inner walls of the cabinet 1; the back surfaces of the fans 4 are sequentially fixed on the fixing rod.
In some embodiments, two dust screens may be further included, and the two dust screens are respectively installed at the air outlet of the air outlet protection cover 5 and the air inlet of the air inlet protection cover 6.
In some embodiments, can also include guide plate 7, relative arrangement about air-out protection casing 5 and the air inlet protection casing 6, guide plate 7 corresponds the air outlet below of air-out protection casing 5 and fixes on the lateral wall of the cabinet body 1 and its face outside inclines to air inlet protection casing 6 below, can be under the condition that does not hinder the gas circulation, adjust the gaseous flow direction of 5 air outlet outflow of air-out protection casing, and then block this gaseous stream to air inlet protection casing 6, avoid the heat transfer that it carried to air inlet protection casing 6.
In some embodiments, a heat dissipation box 8 may be further disposed in the cabinet 1, and the heat dissipation box 8 is disposed above the fan 4.
In some embodiments, the heat dissipation case 8 may be made of aluminum.
The above description is only a preferred embodiment of the present invention, and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included within the protection scope of the present invention.
Claims (6)
1. An air duct structure for shield tunnel boring machine up-conversion device, frequency conversion device includes cabinet body (1) of frequency conversion device switch board, cabinet body (1) has horizontal arrangement and parallel arrangement's top face and bottom face and has perpendicularly in it the top face with the airflow channel of bottom face, its characterized in that includes: an upper air box (2), a lower air box (3), an air outlet protective cover (5), an air inlet protective cover (6) and a plurality of fans (4),
the top end surface of the cabinet body (1) is provided with an air outlet, and the bottom end surface is provided with an air inlet; the upper air box (2) is fixed on the top end face of the cabinet body (1), an air inlet communicated with the air outlet is formed in the lower end face of the upper air box, an air outlet is formed in one side face of the upper air box (2), and the air flow direction in the upper air box is horizontally arranged; the lower air box (3) is fixed on the bottom end face of the cabinet body (1), an air outlet communicated with the air inlet is formed in the upper end face of the lower air box, an air inlet is formed in one side face of the lower air box (3), and the air flow direction inside the lower air box is horizontally arranged;
the air outlet protective cover (5) is covered at the air outlet of the upper air box (2), and the air outlet of the air outlet protective cover (5) is arranged towards the direction of the bottom end face of the cabinet body (1); the air inlet protective cover (6) is covered at the air inlet of the lower air box (3), and the air inlet of the air inlet protective cover (6) is arranged towards the direction of the bottom end face of the cabinet body (1); the fans (4) are sequentially parallel to the bottom end face of the cabinet body (1) and fixed at the lower part in the cabinet body (1).
2. The air duct structure for the up-conversion device of the shield tunneling machine according to claim 1, further comprising a fixing rod, wherein the fixing rod is parallel to the top end face or the bottom end face of the cabinet body (1), and two ends of the fixing rod are respectively fixed on two opposite inner walls of the cabinet body (1); the back surfaces of the fans (4) are sequentially fixed on the fixing rods.
3. The air duct structure for the up-conversion device of the shield tunneling machine according to claim 1, further comprising two dust screens, wherein the two dust screens are respectively installed at the air outlet of the air outlet protective cover (5) and the air inlet of the air inlet protective cover (6).
4. The air duct structure for the up-conversion device of the shield tunneling machine according to claim 1, further comprising a guide plate (7), wherein the air-out shield (5) and the air-in shield (6) are arranged in a vertical opposite manner, the guide plate (7) is fixed on the side wall of the cabinet body (1) corresponding to the lower portion of the air outlet of the air-out shield (5), and the outer side of the plate surface of the guide plate inclines towards the lower portion of the air-in shield (6).
5. The air duct structure for the up-conversion device of the shield tunneling machine according to claim 1, characterized in that a heat dissipation box (8) is further arranged in the cabinet body (1), and the heat dissipation box (8) is arranged above the fan (4).
6. The air duct structure for an up-conversion device of a shield tunneling machine according to claim 5, wherein the heat dissipation box (8) is made of aluminum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122755078.2U CN218473656U (en) | 2021-11-11 | 2021-11-11 | Air duct structure for frequency conversion device on shield tunnel boring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122755078.2U CN218473656U (en) | 2021-11-11 | 2021-11-11 | Air duct structure for frequency conversion device on shield tunnel boring machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218473656U true CN218473656U (en) | 2023-02-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122755078.2U Active CN218473656U (en) | 2021-11-11 | 2021-11-11 | Air duct structure for frequency conversion device on shield tunnel boring machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218473656U (en) |
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2021
- 2021-11-11 CN CN202122755078.2U patent/CN218473656U/en active Active
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