CN216162274U

CN216162274U - A PLC switch board for sewage treatment system

Info

Publication number: CN216162274U
Application number: CN202122261113.5U
Authority: CN
Inventors: 王逸云; 程建英; 钱永梅
Original assignee: Wuxi Qianxin Automation Equipment Co ltd
Current assignee: Wuxi Qianxin Automation Equipment Co ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-04-01
Anticipated expiration: 2031-09-17

Abstract

The utility model discloses a PLC control cabinet for a sewage treatment system, and relates to the technical field of PLC control cabinets. The utility model utilizes the water cooling mechanism to carry out rapid cooling operation on the internal temperature of the cabinet body, and can reduce the probability of condensation of water in the air into water drops and accumulation due to the air on the outer wall of the condensation pipe when encountering cold, thereby reducing the occurrence probability of corrosion of the cabinet body caused by the accumulated water drops and damage caused by the dropping of the dropped water drops on an electric appliance.

Description

A PLC switch board for sewage treatment system

Technical Field

The utility model relates to the technical field of PLC control cabinets, in particular to a PLC control cabinet for a sewage treatment system.

Background

The PLC switch board is a complete set of control cabinet, the electrical cabinet capable of realizing the control of the motor switch, the PLC integrated control cabinet has the protection functions of overload, short circuit, open-phase protection and the like, but the existing PLC switch board is in the using process, in order to lead out the heat generated by the electrical appliance in time and rapidly, the internal temperature of the cabinet is prevented from being too high, the electrical appliance is easy to burn out, the prior art adopts an air-cooled mode to cool the internal part of the cabinet, but the air-cooled mode is long in cooling time, the heat dissipation effect is not obvious, so that the PLC switch board for the sewage treatment system is designed and produced, and the problems are solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a PLC control cabinet for a sewage treatment system, which solves the problems in the prior art.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a PLC switch board for sewage treatment system, includes the cabinet body and base, and the cabinet body rotates to be installed in the upper end of base, is used for installing with electrical apparatus as sealing the place and uses.

One side of the cabinet body is equipped with water cooling mechanism, water cooling mechanism includes the water tank, the upper end of water tank is equipped with the suction pump, the water inlet of suction pump is connected with the condenser pipe, the delivery port of suction pump is connected with the upper end of water tank, the condenser pipe extends to the inside of the cabinet body and is S type structural distribution, the most advanced of condenser pipe runs through behind the cabinet side wall and is connected with the lateral wall bottom of water tank, the water enters into in the condenser pipe in the water tank, utilize the suction pump to take out water from the condenser pipe in and send into the water tank again, the condenser pipe via S type structural distribution carries out the heat exchange to the heat of the internal of cabinet, thereby reduce the internal high temperature of cabinet, the internal high temperature of effectual reduction cabinet causes the damage with electrical apparatus.

The inside lateral wall of the cabinet body radially is equipped with the water collector that is located the condenser pipe below and is used for accepting the water droplet, and the leakage fluid dram has been seted up to one side that the bottom of water collector is close to cabinet body inner wall, and the water droplet that drops from the condenser pipe is accepted to the water collector, derives through the leakage fluid dram.

In further embodiment, the inner wall of the cabinet body is fixed with a plurality of and is used for installing the annular backplate for electrical apparatus, set up the mounting hole that is used for installing electrical apparatus on the annular backplate, bend 90 back and the inner wall seamless connection of the cabinet body in the bottom of annular backplate, be convenient for form annular drain basin like this for store the water droplet, the water droplet that derives from the leakage fluid dram is geographical in the drain basin of an annular backplate that is located the water collector below, avoid the water droplet directly to drip and cause the moist influence normal use of circuit on electrical apparatus.

In a further embodiment, a via hole is formed between every two adjacent annular back plates, a conducting pipe is connected between every two via holes, waste water accumulated in the liquid guiding water tank of the annular back plate at the upper side flows out through the via holes and stays in the liquid guiding water tank of the annular back plate at the lower end through the conducting pipe until flowing in the base, a water outlet is formed in the bottom end of the base, a waste guiding pipe is arranged at the bottom end opening of the water outlet, the water outlet in the base flows out and is led out through the waste guiding pipe, and waste water accumulation is avoided and cannot be led out in the base.

In further embodiment, the inside bottom fixed mounting of base has the refrigeration fan, provides cold wind through the refrigeration fan, upwards blows the high temperature cavity from the internal portion bottom of cabinet, improves the efficiency of circulation of air, and the louvre has been seted up on the top of the cabinet body, and the opening part of louvre is equipped with exhaust mechanism, leads out the internal high temperature air of cabinet through exhaust mechanism cooperation refrigeration fan, further improves the efficiency that the internal portion hot-air of cabinet dispels.

In further embodiment, exhaust mechanism includes exhaust pipe and biax motor, the biax motor passes through bracing piece fixed mounting in the inside of exhaust pipe, the power shaft one end of biax motor is fixed with the flabellum, the biax motor drives the flabellum device and provides the negative pressure and derive the internal portion high-temperature air of cabinet along the exhaust pipe is inside, the top end opening of exhaust pipe is equipped with the exhaust hood, the bottom border position of exhaust hood is equipped with the air exit, get into the inside high-temperature air of exhaust pipe, derive through the air exit of exhaust hood bottom border, realize the radiating operation.

In a further embodiment, a scraper for scraping condensed water at the top end inside the cabinet body is fixed at the other end of the power shaft of the double-shaft motor, a liquid guide disc which is located below the scraper and used for receiving the scraped water drops of the scraper is fixed at the other end of the power shaft of the double-shaft motor, two ends of the liquid guide disc are attached to the inner wall of the cabinet body, the scraper is driven by the other end of the double-shaft motor to rotate, the scraped water drops at the top end inside the cabinet body can be scraped, the scraped water drops are collected on the liquid guide disc, the phenomenon that the normal use is affected due to short circuit of an electric appliance circuit caused by the falling of the rainwater on the electric appliance is avoided, the collected water in the liquid guide disc flows through two ends to flow to the inner wall of the cabinet body and flows to the liquid guide groove of the annular back plate along the inner wall of the cabinet body, and therefore the phenomenon that the water drops in the liquid guide disc are too much accumulated and overflow is avoided.

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

1. the utility model relates to a PLC control cabinet for a sewage treatment system, wherein water in a water tank enters a condenser pipe, the water is extracted from the condenser pipe by a water suction pump and then is sent into the water tank, and heat exchange is carried out on heat in a cabinet body through the condenser pipes distributed in an S-shaped structure, so that the high temperature in the cabinet body is reduced, and the damage to electric appliances caused by the high temperature in the cabinet body is effectively reduced.

2. The top of the cabinet body is provided with the air exhaust mechanism and the base is provided with the refrigeration fan, so that cold air circulation is formed inside the cabinet body, high-temperature heat in the cabinet body is dissipated to the external environment through the air exhaust opening of the air exhaust cover, and finally the environmental temperature in the cabinet body is reduced.

3. Be used for striking off cabinet internal wall top water droplet through setting up the scraper blade on cabinet internal wall top, set up annular backplate at the internal portion radial side wall of cabinet simultaneously, a condensation water droplet for accepting the internal wall of cabinet from top to bottom, flow into in the base through the conduction pipe, finally derive through leading the waste pipe, with this reduce on the condensation pipe outer wall because of the air meets the probability that the moisture condensation in the air becomes the drop gathering, thereby reduce the drop businessman of gathering and lead to the fact the corruption of the cabinet body and the drop of water to fall and lead to the emergence probability of damage on using electrical apparatus.

Drawings

FIG. 1 is an exploded view of a structure according to an embodiment of the present invention;

FIG. 2 is a half-sectional view of a cabinet according to an embodiment of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to an embodiment of the present invention;

fig. 4 is an enlarged view of the structure B in fig. 2 according to the embodiment of the present invention.

In the figure: 1. a cabinet body; 11. an annular back plate; 12. a water pan; 13. a conduction pipe; 14. a liquid discharge port; 2. a water cooling mechanism; 21. a water tank; 22. a water pump; 23. a condenser tube; 3. an air exhaust mechanism; 31. an exhaust duct; 32. an exhaust hood; 33. a double-shaft motor; 34. a squeegee; 4. a base; 41. a refrigeration fan; 42. and (4) waste guide pipes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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.

Example 1

Referring to fig. 1-4, the present embodiment provides a PLC control cabinet for a sewage treatment system, including a cabinet body 1 and a base 4, where the cabinet body 1 is rotatably installed at the upper end of the base 4, and is used as a closed place for installing an electrical appliance.

One side of the cabinet body 1 is equipped with water cooling mechanism 2, water cooling mechanism 2 includes water tank 21, the upper end of water tank 21 is equipped with suction pump 22, the water inlet of suction pump 22 is connected with condenser pipe 23, the delivery port of suction pump 22 is connected with the upper end of water tank 21, condenser pipe 23 extends to the inside of the cabinet body 1 and is S type structure distribution, the most advanced of condenser pipe 23 runs through behind the cabinet body 1 lateral wall and is connected with the lateral wall bottom of water tank 21, water enters into condenser pipe 23 in the water tank 21, utilize suction pump 22 to extract water from condenser pipe 23 in and send into water tank 21 again, condenser pipe 23 via S type structure distribution carries out the heat exchange to the heat in the cabinet body 1, thereby reduce the high temperature in the cabinet body 1, the effectual high temperature that reduces in the cabinet body 1 causes the damage with electrical apparatus.

Because of the moisture condensation that the air meets cold in the air on the 23 outer walls of condenser pipe becomes the drop, so radially be equipped with the water collector 12 that is located condenser pipe 23 below and is used for accepting the water droplet at the inside lateral wall of the cabinet body 1, the leakage fluid dram 14 has been seted up to one side that the bottom of water collector 12 is close to the cabinet body 1 inner wall, water collector 12 accepts the water droplet that drops from condenser pipe 23, leads out through leakage fluid dram 14.

The inner wall of the cabinet body 1 is fixed with a plurality of annular back plates 11 for installing electrical appliances, and the annular back plates 11 are provided with installation holes for installing the electrical appliances.

The bottom of annular backplate 11 is bent 90 back and is followed with the inner wall seamless connection of the cabinet body 1, is convenient for form annular drain basin like this for store the water droplet, the water droplet geography of leading out from leakage fluid dram 14 is in the drain basin of an annular backplate 11 that is located water collector 12 below, avoids the water droplet directly to drip and causes the wet influence normal use of circuit on using electrical apparatus.

All seted up the conducting hole between two adjacent annular backplate 11, and be connected with conduction tube 13 between two conducting holes, waste water of collecting in the drain tank of the annular backplate 11 of upside flows through the conducting hole and stays in the drain tank of the annular backplate 11 of lower extreme through conduction tube 13, until trickling in base 4, the outlet has been seted up to the bottom of base 4, and the bottom opening in outlet is equipped with leads waste pipe 42, the outlet in the base 4 flows, derive through leading waste pipe 42, avoid waste water to collect and can't derive in base 4.

Example 2

Referring to fig. 1-4, a further improvement is made on the basis of embodiment 1:

the inside bottom fixed mounting of base 4 has refrigeration fan 41, provides cold wind through refrigeration fan 41, blows high temperature cavity from the inside bottom of the cabinet body 1 upwards, improves the efficiency of circulation of air.

The top of the cabinet body 1 is provided with heat dissipation holes, the opening of the heat dissipation holes is provided with an exhaust mechanism 3, high-temperature air in the cabinet body 1 is guided out through the cooperation of the exhaust mechanism 3 and the cooling fan 41, and the efficiency of heat dissipation of the inside of the cabinet body 1 is further improved.

Exhaust mechanism 3 includes exhaust pipe 31 and double-shaft motor 33, double-shaft motor 33 passes through bracing piece fixed mounting in the inside of exhaust pipe 31, double-shaft motor 33's power shaft one end is fixed with the flabellum, double-shaft motor 33 drives the flabellum device and provides the negative pressure and derive the inside high-temperature air of the cabinet body 1 along exhaust pipe 31 inside, exhaust pipe 31's top opening is equipped with exhaust hood 32, exhaust hood 32's bottom border position is equipped with the air exit, get into the inside high-temperature air of exhaust pipe 31, derive through the air exit at exhaust hood 32 bottom border, realize the radiating operation.

The other end of the power shaft of the double-shaft motor 33 is fixed with a scraper 34 for scraping condensed water at the top end inside the cabinet body 1, the other end of the power shaft of the double-shaft motor 33 is fixed with a liquid guiding disc 35 which is positioned below the scraper 34 and used for receiving the scraper 34 to scrape water drops, two ends of the liquid guiding disc 35 are attached to the inner wall of the cabinet body 1, the other end of the double-shaft motor 33 drives the scraper 34 to rotate, the top water drops inside the cabinet body 1 can be scraped, the scraped water drops are collected on the liquid guiding disc 35, the phenomenon that the rainwater drops on an electric appliance cause short circuit of the electric appliance and affect normal use is avoided, the collected water in the liquid guiding disc 35 trickles on the inner wall of the cabinet body 1 through two ends, the collected water flows to the liquid guiding water tank of the annular back plate 11 along the inner wall of the cabinet body 1, and the overflow caused by excessive water drops accumulation in the liquid guiding disc 35 is avoided.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a PLC switch board for sewage treatment system, includes the cabinet body (1) and base (4), its characterized in that: the cabinet body (1) is rotatably arranged at the upper end of the base (4);

one side of the cabinet body (1) is provided with a water cooling mechanism (2), the water cooling mechanism (2) comprises a water tank (21), a water suction pump (22) is arranged at the upper end of the water tank (21), a water inlet of the water suction pump (22) is connected with a condensation pipe (23), a water outlet of the water suction pump (22) is connected with the upper end of the water tank (21), the condensation pipe (23) extends to the inside of the cabinet body (1) and is distributed in an S-shaped structure, and the tip end of the condensation pipe (23) penetrates through the side wall of the cabinet body (1) and then is connected with the bottom end of the side wall of the water tank (21);

the inside lateral wall of the cabinet body (1) is radially provided with a water pan (12) which is positioned below the condensation pipe (23) and used for receiving water drops, and one side of the bottom end of the water pan (12) close to the inner wall of the cabinet body (1) is provided with a liquid outlet (14).

2. The PLC control cabinet for a wastewater treatment system according to claim 1, wherein: the inner wall of the cabinet body (1) is fixed with a plurality of annular back plates (11) for mounting electric appliances, and the bottom ends of the annular back plates (11) are bent by 90 degrees and then are connected with the inner wall of the cabinet body (1) in a seamless mode.

3. The PLC control cabinet for a sewage treatment system according to claim 2, wherein: all seted up the conducting hole between two adjacent annular backplate (11), and be connected with between two conducting holes and lead on pipe (13), the outlet has been seted up to the bottom of base (4), and the bottom opening in outlet is equipped with leads waste pipe (42).

4. The PLC control cabinet for a wastewater treatment system according to claim 3, wherein: the refrigerator is characterized in that a refrigerating fan (41) is fixedly mounted at the bottom end inside the base (4), heat dissipation holes are formed in the top end of the cabinet body (1), and an air exhaust mechanism (3) is arranged at the opening of each heat dissipation hole.

5. The PLC control cabinet for a wastewater treatment system according to claim 4, wherein: exhaust mechanism (3) include exhaust pipe (31) and double-shaft motor (33), double-shaft motor (33) are through bracing piece fixed mounting in the inside of exhaust pipe (31), the power shaft one end of double-shaft motor (33) is fixed with the flabellum, the top opening of exhaust pipe (31) is equipped with exhaust hood (32), the bottom border position of exhaust hood (32) is equipped with the air exit.

6. The PLC control cabinet for a wastewater treatment system according to claim 5, wherein: the power shaft other end of double-shaft motor (33) is fixed with scraper blade (34) that are used for scraping the inside top comdenstion water of the cabinet body (1), the power shaft other end of double-shaft motor (33) is fixed with and is located scraper blade (34) below and is used for accepting drain pan (35) that scraper blade (34) scraped off the water droplet, the both ends of drain pan (35) are laminated with the inner wall of the cabinet body (1).