CN210720625U

CN210720625U - Distributed small-current grounding line selection host

Info

Publication number: CN210720625U
Application number: CN201921448763.7U
Authority: CN
Inventors: 张�浩; 唐家峰
Original assignee: XIANGYANG KENENG ELECTROMECHANICAL EQUIPMENT CO Ltd
Current assignee: XIANGYANG KENENG ELECTROMECHANICAL EQUIPMENT CO Ltd
Priority date: 2019-09-02
Filing date: 2019-09-02
Publication date: 2020-06-09
Anticipated expiration: 2029-09-02

Abstract

The utility model discloses a host computer for distributing type undercurrent ground connection route selection, including host computer box, mount, air discharge fan, circulating pipe and air inlet fan, the chamber door is installed to the side of host computer box, the lower extreme of host computer box is fixed with the base, the bottom recess of base is evenly fixed with four groups of mounts, the utility model discloses set up the mount at the base lower extreme, can carry out the installation and the unsettled installation of wall through the mount, and the base can directly be fixed with ground, satisfies the installation demand of different environment; the utility model discloses an in the air inlet fan of upper end sent the host computer box with outside cold air, the air discharge fan was internal with the host computer box, the air current in the air inlet fan made the host computer box with the cooperation of air discharge fan, realized the cooling, and coolant liquid gives circulating pipe in the circulating water pump pumping water tank, and the cooling liquid carries out thermal absorption in the circulating pipe, guarantees that the host computer box is in low temperature environment, avoids the inside components and parts of host computer to damage because of overheated.

Description

Distributed small-current grounding line selection host

Technical Field

The utility model belongs to the technical field of the host computer, concretely relates to distributing type undercurrent ground connection host computer for route selection.

Background

The small current line selection is called a small current grounding line selection device for short. The protective device is used in the power industry. The device is suitable for single-phase grounding line selection of a 3 KV-66 KV neutral point ungrounded or neutral point through a resistor and arc suppression coil grounding system, is used for power supply systems of transformer substations, power plants, hydropower stations of power systems and large-scale industrial and mining enterprises of chemical engineering, oil extraction, metallurgy, coal, railways and the like, and can indicate lines with single-phase grounding faults.

The low-current ground fault line selection, also called low-current ground protection, selects a line with a ground fault and gives an indication signal. The line selection of the low-current grounding fault is difficult, the main difficulty is that the fault characteristics are not obvious, and the line selection of the resonance grounding system is difficult.

The prior art has the following problems: the existing host for distributed low-current grounding line selection has poor heat dissipation effect when in use, easily causes damage to components inside the host due to overheating, and simultaneously has the problem of inconvenient fixed installation, so that multi-environment installation cannot be carried out.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a distributing type undercurrent ground connection host computer for route selection has simple structure, and the heat dissipation is high-efficient, simple to operate's characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a distributing type undercurrent ground connection host computer for route selection, includes the host computer box, mount, air discharge fan, circulating pipe and air inlet fan, the chamber door is installed to the side of host computer box, the lower extreme of host computer box is fixed with the base, the bottom recess of base evenly is fixed with four group's mounts, the air inlet fan is installed near one side of chamber door to the upper end of host computer box, be fixed with the water tank in the middle of the upper end of host computer box, the inside of water tank is provided with the semiconductor refrigeration piece, one side that the air inlet fan was kept away from to the upper end of host computer box is installed circulating water pump, the inner wall of host computer box evenly is fixed with circulating pipe, one side that the chamber door was.

Preferably, the fixing frame comprises a sleeve, a supporting rod, a fixing seat and an adjusting nut, wherein the lower end of the sleeve is connected with the adjusting nut, the supporting rod is fixed in the middle of the inner portions of the sleeve and the adjusting nut in a nested mode, and the fixing seat is fixed at the lower end of the supporting rod.

Preferably, the air inlet fan and the exhaust fan are the same in use type and are only opposite in installation direction, the air inlet fan supplies air to the inside of the host box, and the exhaust fan exhausts the air in the host box.

Preferably, circulating pipe and the inner wall of host computer box laminate mutually, circulating pipe's one end links to each other the other end with circulating water pump and links to each other with the water tank.

Preferably, arc-shaped baffles are arranged at the positions, corresponding to the exhaust fan, of the side edge of the main case body.

Preferably, the sleeve and the base are rotatably connected through a shaft pin, a damping pad is arranged at the joint of the sleeve and the base, and the fixing seat and the supporting rod are rotatably connected through the shaft pin.

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

1. the utility model is provided with the fixing frame at the lower end of the base, the wall installation and the suspension installation can be carried out through the fixing frame, and the base can be directly fixed with the ground, thereby meeting the installation requirements of different environments and being convenient to install;

2. the utility model discloses an in the air inlet fan of upper end advances the host computer box with outside cold air transport, the air discharge fan is with the internal gas outgoing of host computer box, the air inlet fan makes the host computer box in form the circulation of air with the cooperation of air discharge fan, realizes the cooling, and coolant liquid gives circulating pipe in the circulating water pump suction water tank simultaneously, and the coolant liquid carries out thermal absorption in the circulating pipe, and dual cooling guarantees that the components and parts in the host computer box are in the low temperature environment, avoids the inside components and parts of host computer to damage because of overheated.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the bottom structure of the base of the present invention.

Fig. 3 is a schematic view of the fixing frame of the present invention.

In the figure: 1. a main machine box body; 2. a box door; 3. a base; 4. a fixed mount; 41. a sleeve; 42. a strut; 43. a fixed seat; 44. adjusting the nut; 5. an exhaust fan; 6. a water circulating pump; 7. a circulating water pipe; 8. a semiconductor refrigeration sheet; 9. a water tank; 10. an air supply fan.

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. 1-3, the present invention provides the following technical solutions: a distributed small-current grounding line selection host machine comprises a host machine box body 1, a fixing frame 4, exhaust fans 5, circulating water pipes 7 and air inlet fans 10, wherein a box door 2 is installed on the side edge of the host machine box body 1, a base 3 is fixed at the lower end of the host machine box body 1, four groups of fixing frames 4 are uniformly fixed at the bottom groove of the base 3, the air inlet fan 10 is installed at one side, close to the box door 2, of the upper end of the host machine box body 1, a water tank 9 is fixed in the middle of the upper end of the host machine box body 1, a semiconductor refrigerating sheet 8 is arranged inside the water tank 9, a circulating water pump 6 is installed at one side, far away from the air inlet fan 10, the circulating water pipes 7 are uniformly fixed on the inner wall of the host machine box body 1, in order to facilitate the circulation of cooling liquid, the circulating water pipes 7 are attached to the inner wall of the host machine box body 1, one end of each circulating, for the convenience of heat dissipation, the air inlet fan 10 and the exhaust fan 5 are the same in type and are only opposite in installation direction, the air inlet fan 10 supplies air into the main case body 1, the exhaust fan 5 exhausts the air in the main case body 1, and for the convenience of exhaust, arc-shaped baffles are arranged on the side edge of the main case body 1 and in the position corresponding to the exhaust fan 5.

The mount 4 includes sleeve 41, branch 42, fixing base 43 and adjusting nut 44, wherein, the lower extreme of sleeve 41 is connected with adjusting nut 44, the nested branch 42 that is fixed with in the middle of sleeve 41 and adjusting nut 44's the inside, the lower extreme of branch 42 is fixed with fixing base 43 and adjusts fixedly for the convenience rotates, rotate through the pivot between sleeve 41 and the base 3 and be connected, sleeve 41 is provided with the damping pad with the base 3 junction, rotate through the pivot between fixing base 43 and the branch 42 and be connected.

The utility model discloses well semiconductor refrigeration piece 8 is for the widely known technique that applies to daily life that has disclosed, and its theory of operation is: by using the Peltier effect of semiconductor materials, when direct current passes through a galvanic couple formed by connecting two different semiconductor materials in series, heat can be absorbed and released at two ends of the galvanic couple respectively, so as to achieve the purpose of refrigeration, and the model selected in this embodiment is CDLl-12703.

The utility model discloses a theory of operation and use flow: when the utility model is used, the host machine is assembled, the position is fixed as required, when the wall is fixed, the support rod 42 is extended out of the base 3 by rotating the adjusting nut 44, then the fixing seat 43 is fixed on the wall by the fastening bolt, thereby the host machine box body 1 is fixed, the sleeve 41 is rotated to be vertical to the base 3, thereby the host machine box body 1 can be suspended and fixed, meanwhile, the base 3 can be directly fixed with the ground, the installation requirements of different environments are met, the installation is convenient, the external cold air is conveyed into the host machine box body 1 by the air inlet fan 10 at the upper end, the air in the host machine box body 1 is discharged by the exhaust fan 5, the air circulation is formed in the host machine box body 1 by the matching of the air inlet fan 10 and the exhaust fan 5, the cooling is realized, meanwhile, the circulating water pump 6 pumps the cooling liquid in the water tank 9 to the circulating pipe 7, the cooling liquid in the circulating pipe 7 absorbs heat, the cooling, guarantee that the coolant liquid is in low temperature, dual cooling guarantees that the components and parts in the host computer box 1 are in the low temperature environment, avoids the inside components and parts of host computer to damage because of overheated.

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 distributed undercurrent ground connection host computer for route selection, includes host computer box (1), mount (4), air discharge fan (5), circulating water pipe (7) and air inlet fan (10), its characterized in that: chamber door (2) are installed to the side of host computer box (1), the lower extreme of host computer box (1) is fixed with base (3), the bottom recess of base (3) evenly is fixed with four group's mounts (4), air inlet fan (10) are installed to one side that the upper end of host computer box (1) is close to chamber door (2), be fixed with water tank (9) in the middle of the upper end of host computer box (1), the inside of water tank (9) is provided with semiconductor refrigeration piece (8), one side that air inlet fan (10) were kept away from to the upper end of host computer box (1) is installed circulating water pump (6), the inner wall of host computer box (1) evenly is fixed with circulating water pipe (7), one side that chamber door (2) was kept away from to the inside of host computer box (1) is provided with air discharge fan (.

2. The distributed small-current grounding line selection host machine according to claim 1, characterized in that: the fixing frame (4) comprises a sleeve (41), a supporting rod (42), a fixing seat (43) and an adjusting nut (44), wherein the lower end of the sleeve (41) is connected with the adjusting nut (44), the supporting rod (42) is fixed in the middle of the inner portions of the sleeve (41) and the adjusting nut (44) in a nested mode, and the fixing seat (43) is fixed at the lower end of the supporting rod (42).

3. The distributed small-current grounding line selection host machine according to claim 1, characterized in that: the air supply fan (10) and the exhaust fan (5) are the same in model and are only opposite in installation direction, the air supply fan (10) supplies air into the host case body (1), and the exhaust fan (5) exhausts the air in the host case body (1).

4. The distributed small-current grounding line selection host machine according to claim 1, characterized in that: the circulating water pipe (7) is attached to the inner wall of the main machine box body (1), one end of the circulating water pipe (7) is connected with the circulating water pump (6), and the other end of the circulating water pipe is connected with the water tank (9).

5. The distributed small-current grounding line selection host machine according to claim 1, characterized in that: arc-shaped baffles are arranged at the positions, corresponding to the exhaust fan (5), of the side edge of the host case body (1).

6. The distributed small-current grounding line selection host machine according to claim 2, characterized in that: the sleeve (41) is rotatably connected with the base (3) through a shaft pin, a damping pad is arranged at the joint of the sleeve (41) and the base (3), and the fixed seat (43) is rotatably connected with the supporting rod (42) through the shaft pin.