CN219577662U - PLC control cabinet for heat exchange station of heat supply network - Google Patents

Abstract

The utility model discloses a PLC control cabinet for a heat network heat exchange station, comprising a main shell, a rear panel, a flip door, an instrument box, an isolation plate, an adjustment assembly, an inspection assembly, a protective cover, a cooling motor and a cooling fan. One side of the main casing is provided with a rear panel, and the other side of the main casing is connected with a flip door through a hinge. The isolation plate is fixedly sleeved, and the top side of the isolation plate is symmetrically provided with the flip frame in the adjustment assembly. The utility model adjusts the angle of the protective cover and the cooling fan during the operation through the adjustment assembly provided, which expands the operating range of the cooling fan. The effective range of action improves the heat dissipation performance of the control cabinet; the maintenance process of the internal components of the control cabinet is simplified by the set maintenance components, and the labor intensity of maintenance personnel is reduced to repair the equipment, thereby reducing the maintenance cost of the control cabinet and improving control. The practicality of the cabinet.

Description

PLC control cabinet for heating network heat exchange station

technical field

The utility model relates to the technical field of a PLC control cabinet, in particular to a PLC control cabinet for a heat network heat exchange station.

Background technique

The heat network heat exchange station is a kind of heat exchange equipment. It automatically and continuously converts the heat obtained from the primary network into the required hot water or steam, and then enters the plate heat exchanger from the primary side inlet of the unit for heat exchange. The outlet of the primary side of the machine port flows out; the secondary side return water passes through the filter to remove dirt, and then enters the plate heat exchanger through the secondary side circulating water pump for heat exchange to meet the actual use needs. The PLC control cabinet is used as the control of the heat exchange equipment The device is particularly important in the heat exchange station of the heat network. The PLC control cabinet used in the heat exchange station of the existing heat network basically meets the needs of daily use, but there are still some deficiencies. First, the heat exchange of the existing heat network The heat dissipation structure of the PLC control cabinet used in the station is mostly fixed and installed inside the cabinet body, and it is difficult to adjust the position of the heat dissipation structure during use, thus affecting the heat dissipation performance of the control cabinet; second, the existing heat network heat exchange station uses The components in the PLC control cabinet are fixedly arranged inside the cabinet, which increases the labor intensity of the maintenance personnel to overhaul the equipment, thereby increasing the maintenance cost of the control cabinet and reducing the practicability of the control cabinet; A PLC control cabinet is necessary.

Utility model content

(1) Technical problems to be solved

The purpose of the utility model is to provide a PLC control cabinet for a heat network heat exchange station to solve the problems of poor heat dissipation, high maintenance cost and poor practicability of the existing PLC control cabinet for a heat network heat exchange station.

(2) Contents of utility model

In order to solve the above-mentioned technical problems, the utility model provides the following technical solutions: the PLC control cabinet for the heat exchange station of the heat network, including the main shell, the rear panel, the flip door, the instrument box, the isolation plate, the adjustment assembly, the maintenance assembly, and the protective cover , a heat dissipation motor and a heat dissipation fan, one side of the main casing is provided with a rear panel, and the other side of the main casing is connected with a flip door through a hinge, the inner top of the main casing is fixedly connected with an instrument box, and An isolation plate is fixedly sleeved in the groove provided inside the main housing, and the top side of the isolation plate is symmetrically provided with a turning frame in the adjustment assembly.

Preferably, the adjustment assembly is composed of an overturning frame, a connecting frame, an adjusting cylinder, an adjusting push rod and a connecting spring, the overturning frame is connected to the overturning frame through a rotating shaft, and the overturning frame is fixed on the bottom side of the protective cover.

Preferably, the bottom of the protective cover is provided with a cooling motor, and the output end of the cooling motor penetrates the protective cover and is fixedly connected with a cooling fan. The bottom side of the protective cover is symmetrically provided with connecting springs, and the bottom end of the connecting spring is fixed on the isolated On the plate, an adjusting cylinder is embedded in the symmetrically opened groove on the isolation plate, and the output end of the adjusting cylinder is provided with an adjusting push rod, and the top of the adjusting push rod is attached to the bottom of the protective cover.

Preferably, the inside of the main housing is fitted with a push screw in the overhaul assembly through bearings, and the overhaul assembly consists of a push screw, a connecting block, a connecting gear, a transmission gear, a gear motor, a connecting piece, and a sliding bracket , sliding guide rail, limit slide rail, inspection door, limit piece and block. One end of the push screw is fixedly sleeved with a connecting gear, and the connecting gear meshes with the connecting transmission gear. The transmission gear is fixed on the gear motor, and The geared motor is fixed on one side of the inner wall of the main housing through a mounting bracket.

Preferably, the inner bottom of the main housing is symmetrically provided with sliding guide rails, and a sliding bracket is slidably connected to the sliding guide rail, a connecting piece is arranged on the top of one side of the sliding bracket, and a connecting piece is fixed on the top of the connecting piece. Block, the ball nut embedded in the connecting block and the push screw are connected with each other. The bottom of the outer wall of the main housing is symmetrically provided with a limit slide rail, and an inspection door is slidably connected to the limit slide rail, and the top of the inspection door Card slots are symmetrically opened, and the top of the side where the limiting slide rail is installed on the main housing is symmetrically provided with a limiting member, and the bottom of the limiting member is symmetrically provided with a locking block.

(3) Beneficial effects

The PLC control cabinet for the heat exchange station of the heat network provided by the utility model has the advantages of: through the mutual cooperation of the overturning frame and the connecting frame, the protective cover and the cooling fan are rotatably connected to the isolation plate, and at the same time, the connecting spring is used to make the The protective cover is attached to the adjusting push rod. During operation, the adjustment cylinder drives the adjusting push rod to move up and down to adjust the angle of the protective cover and the cooling fan, which expands the effective range of the cooling fan and improves the heat dissipation performance of the control cabinet; through sliding The access door makes the card groove on the access door and the block cooperate with each other, and fixes the access door at the bottom of the limit piece, then the gear motor drives the transmission gear to rotate, and then meshes to drive the connecting gear and the push screw to rotate, so that the connecting block drives the connection The components and the sliding bracket move along the sliding guide rail, and the sliding bracket is moved out of the main shell, which facilitates the maintenance of the components of the sliding bracket, reduces the labor intensity of the maintenance personnel to repair the equipment, and thus reduces the maintenance cost of the control cabinet. Improve the practicality of the control cabinet.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are some embodiments of the present utility model. Those skilled in the art can also obtain other drawings based on these drawings without any creative work.

Fig. 1 is the overall structure three-dimensional figure of the present utility model;

Figure 2 is a partial enlarged view of area A in Figure 1;

Fig. 3 is an exploded view of the overall structure of the utility model;

Fig. 4 is a partial enlarged view of area B in Fig. 3;

Fig. 5 is a three-dimensional view of a part of the structure of the utility model.

In the figure: 1. Main shell; 2. Rear panel; 3. Overturn door; 4. Instrument box; 5. Isolation plate; 6. Adjustment component; 7. Maintenance component; 8. Protective cover; , Cooling fan; 601, Overturning frame; 602, Connecting frame; 603, Adjusting cylinder; 604, Adjusting push rod; 605, Connecting spring; 701, Moving screw; 702, Connecting block; 703, Connecting gear; 704, Transmission gear ; 705, gear motor; 706, connector; 707, sliding support; 708, sliding guide rail; 709, limit slide rail; 710, inspection door; 711, limit piece;

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the utility model more clear, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the utility model. Obviously, the described The embodiments are some embodiments of the present utility model, but not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without creative work belong to the scope of protection of the present utility model.

In the description of the present utility model, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a flexible connection. Detachable connection, or integral connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

Please refer to Figures 1-5, an embodiment provided by the utility model: PLC control cabinet for heat network heat exchange station, including main housing 1, rear panel 2, reversing door 3, instrument box 4, isolation plate 5, Adjustment component 6, maintenance component 7, protective cover 8, heat dissipation motor 9 and heat dissipation fan 10, one side of the main casing 1 is provided with a rear panel 2, and the other side of the main casing 1 is connected with a flip door through a hinge 3. The inner top of the main housing 1 is fixedly connected with the meter box 4, and the isolation plate 5 is fixedly sleeved in the groove opened inside the main housing 1, and the top side of the isolation plate 5 is symmetrically provided with the adjustment assembly 6. The overturning frame 601, the adjustment assembly 6 is made up of the overturning frame 601, the connecting frame 602, the adjustment cylinder 603, the adjustment push rod 604 and the connection spring 605, the overturning frame 601 is connected with the overturning frame 601 through the rotation of the rotating shaft, and the overturning frame 601 is fixed on the protective On the bottom side of the cover 8, the bottom of the protective cover 8 is provided with a cooling motor 9, and the output end of the cooling motor 9 penetrates the protective cover 8 and is fixedly connected with a cooling fan 10, and the bottom side of the protective cover 8 is symmetrically provided with a connection spring 605, And the bottom end of the connection spring 605 is fixed on the isolation plate 5, and the groove that is opened symmetrically on the isolation plate 5 is embedded with an adjustment cylinder 603, and the output end of the adjustment cylinder 603 is provided with an adjustment push rod 604, and the adjustment push rod 604 The top and the bottom of the protective cover 8 fit together, and the inside of the main housing 1 is connected with the push screw 701 in the overhaul assembly 7 through bearings. The overhaul assembly 7 consists of a push screw 701, a connecting block 702, a connecting gear 703, and Gear 704, gear motor 705, connector 706, sliding bracket 707, sliding guide rail 708, limit slide rail 709, inspection door 710, limit piece 711 and block 712 are composed, and one end of the push screw 701 is fixedly socketed There is a connecting gear 703, and the connecting gear 703 meshes with the connecting transmission gear 704, the transmission gear 704 is fixed on the gear motor 705, and the gear motor 705 is fixed on one side of the inner wall of the main housing 1 through the mounting bracket, and the inner bottom of the main housing 1 A sliding guide rail 708 is arranged symmetrically on the end, and a sliding bracket 707 is slidably connected to the sliding guide rail 708. A connecting piece 706 is arranged on one side of the sliding bracket 707, and a connecting block 702 is fixed on the top of the connecting piece 706. The connecting block The ball nut embedded and installed inside 702 is connected with the push screw 701. The bottom of one side of the outer wall of the main housing 1 is symmetrically provided with a limit slide rail 709, and an inspection door 710 is slidably connected to the limit slide rail 709, and the inspection door The top of 710 is symmetrically provided with card slots, and the top of the main housing 1 where the limit slide rail 709 is installed is symmetrically provided with a limiter 711, and the bottom of the limiter 711 is symmetrically provided with a block 712, and the set block 712 It is convenient to cooperate with the card slot symmetrically opened on the top of the inspection door 710, and then fix the inspection door 710 on the bottom of the limiter 711 during the inspection process;

Specifically, when in use, the heat dissipation motor 9 drives the heat dissipation fan 10 to rotate, and the inside of the PLC control cabinet is air-cooled to dissipate heat. On the isolation plate 5, at the same time, the connecting spring 605 is used to make the protective cover 8 and the adjustment push rod 604 fit together. During the operation, the adjustment cylinder 603 drives the adjustment push rod 604 to move up and down to adjust the angle of the protective cover 8 and the cooling fan 10. The effective range of the cooling fan 10 is expanded, and the heat dissipation performance of the control cabinet is improved; by sliding the access door 710, the slot on the access door 710 cooperates with the block 712, and the access door 710 is fixed on the bottom of the limiter 711 , then the gear motor 705 drives the transmission gear 704 to rotate, and then meshes to drive the connecting gear 703 and the push screw 701 to rotate, so that the connecting block 702 drives the connecting piece 706 and the sliding bracket 707 to move along the sliding guide rail 708, and the sliding bracket 707 Removing the main housing 1 facilitates the maintenance of the components of the sliding bracket 707, reduces the labor intensity of maintenance personnel to overhaul the equipment, thereby reducing the maintenance cost of the control cabinet and improving the practicability of the control cabinet.

In the description of the present utility model, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a flexible connection. Detachable connection, or integral connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

The device embodiments described above are only illustrative, and the units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in One place, or it can be distributed to multiple network elements. Part or all of the modules can be selected according to actual needs to achieve the purpose of the solution of this embodiment. It can be understood and implemented by those skilled in the art without any creative efforts.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present utility model, and are not intended to limit it; although the utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: It is still possible to modify the technical solutions recorded in the foregoing embodiments, or to perform equivalent replacements for some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit of the technical solutions of the various embodiments of the present utility model. and range.

Claims (5)

1. The utility model provides a PLC switch board that heat supply network heat exchange station was used, includes main casing (1), back plate (2), roll-over door (3), instrument box (4), division board (5), adjusting part (6), overhauls subassembly (7), protection casing (8), heat dissipation motor (9) and radiator fan (10), its characterized in that: one side of main casing (1) is provided with back plate (2), and the opposite side of main casing (1) is connected with roll-over door (3) through the hinge cooperation, and inside top fixedly connected with instrument box (4) of main casing (1), and fixed division board (5) of cup jointing in the recess of seting up in main casing (1), top one side symmetry of division board (5) is provided with roll-over frame (601) in adjusting part (6).

2. The PLC control cabinet for a heat exchange station of a heat supply network of claim 1, wherein: the adjusting component (6) comprises a roll-over stand (601), a connecting frame (602), an adjusting cylinder (603), an adjusting push rod (604) and a connecting spring (605), wherein the roll-over stand (601) is rotationally connected with the roll-over stand (601) through a rotating shaft, and the roll-over stand (601) is fixed on one side of the bottom of the protective cover (8).

3. The PLC control cabinet for a heat exchange station of claim 2, wherein: the bottom of protection casing (8) is provided with heat dissipation motor (9), and the output of heat dissipation motor (9) runs through protection casing (8) fixedly connected with radiator fan (10), the bottom one side symmetry of protection casing (8) is provided with coupling spring (605), and the bottom mounting of coupling spring (605) is on division board (5), embedding is installed in recess that the symmetry was seted up on division board (5) and is adjusted cylinder (603), and the output of adjusting cylinder (603) is provided with and adjusts push rod (604), the top of adjusting push rod (604) is laminated each other with the bottom of protection casing (8).

4. The PLC control cabinet for a heat exchange station of a heat supply network of claim 1, wherein: the inside of main casing (1) is connected with the lapse lead screw (701) in maintenance subassembly (7) through the bearing cooperation, maintenance subassembly (7) are by lapse lead screw (701), connecting block (702), connecting gear (703), drive gear (704), gear motor (705), connecting piece (706), sliding support (707), sliding guide rail (708), spacing slide rail (709), access door (710), locating part (711) and fixture block (712) are constituteed, the fixed connecting gear (703) that has cup jointed of one end of lapse lead screw (701), and connecting gear (703) meshing is connected drive gear (704), drive gear (704) are fixed on gear motor (705), and gear motor (705) are fixed in inner wall one side of main casing (1) through the mounting bracket.

5. The PLC control cabinet for a heat exchange station of claim 4, wherein: the inside bottom symmetry of main casing (1) is provided with sliding rail (708), and sliding connection has sliding bracket (707) on sliding rail (708), one side top of sliding bracket (707) is provided with connecting piece (706), the top of connecting piece (706) is fixed with connecting block (702), the ball nut of connecting block (702) inside embedding installation is connected with pushing screw (701) mutually supporting, outer wall one side bottom symmetry of main casing (1) is provided with spacing slide rail (709), and sliding connection has access door (710) in spacing slide rail (709), and the draw-in groove has been seted up at the top symmetry of access door (710), one side top symmetry of main casing (1) installation spacing slide rail (709) is provided with locating part (711), and the bottom symmetry of locating part (711) is provided with fixture block (712).