Wire inlet and outlet structure of low-voltage comprehensive distribution box

Abstract

The utility model relates to the technical field of electrical equipment, and discloses an incoming and outgoing line structure of a low-voltage comprehensive distribution box, which comprises a shell, the bottom of the front side of the shell is fixedly connected with a connecting plate, the left side and the right side of the top wall of the connecting plate are in threaded connection with threaded columns, and the top ends of the threaded columns are fixedly connected with knobs. The outer wall of the threaded column is in threaded connection with a connecting column, the rear side of the connecting column is fixedly connected with a fixing clamp, a plurality of clamping grooves are formed in the bottom wall of the fixing clamp, a plurality of sliding grooves are formed in the rear side of the top wall of the connecting plate at equal intervals, and the bottom of the fixing clamp is in sliding connection with the sliding grooves. And a plurality of shunting grooves are formed in the front side of the shell. According to the utility model, through lifting of the fixing clamp, lines entering different shunting grooves can be clamped by the fixing clamp, so that ordered arrangement and fixation of cables are ensured, the situation that the cables are mutually wound and extruded is avoided, and the effect of protecting the outer walls of cable insulating layers is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to electrical equipment technical field especially relates to a low -voltage comprehensive distribution box's incoming and outgoing line structure. BACKGROUND

[0002] The comprehensive distribution box is according to the electrical wiring requirement with switchgear, measuring instrument, protection electric appliance and auxiliary equipment assembly in closed or semi-closed metal cabinet or screen, constitutes low -voltage distribution device. It can rationally distribute electric energy, and the circuit is facilitated to various operations and management, and to the line and electric equipment play the protection, monitor, measure and control function, and be applied to industry, commerce, civil building and various power facilities.

[0003] The incoming and outgoing line structure of comprehensive distribution box is the key part of realizing power input and output distribution, and its design directly influences the installation convenience, electrical safety and the convenience of later maintenance of distribution box, the existing incoming and outgoing line structure has the condition that sealing structure is easily damaged, and part incoming and outgoing line structure adopts the sealing member such as rubber sealing ring, and in the long-term use process, is influenced by temperature change, ultraviolet irradiation and external force pulling, can appear aging, deformation and cracking phenomenon, and the current solution is to use the sealing material of aging resistance, weather resistance, such as silicone rubber, fluorine rubber replaces traditional easily aging rubber sealing ring, due to having good elasticity, high temperature resistance and low temperature resistance, can keep sealing effect under different environmental conditions for a long time, but still has the situation that cable layout is disorderly, under the condition that the incoming and outgoing line quantity is more, especially under incoming and outgoing type and side incoming and outgoing type structure, due to lack of effective cable arrangement and fixing measures, cable can appear mutual entanglement, extrusion, make installation difficulty increase, and also can cause insulation layer damage due to cable excessive bending, influence power transmission performance. UTILITARIAN CONTENT

[0004] In order to make up for the above insufficient, the utility model provides a kind of incoming and outgoing line structure of low -voltage comprehensive distribution box, to improve the problem that lack of effective cable arrangement and fixing measures in prior art, cable can appear mutual entanglement, extrusion, make installation difficulty increase and influence power transmission performance.

[0005] In order to achieve the above object, the utility model discloses the following technical scheme: a kind of inlet and outlet line structure of low-voltage comprehensive distribution box, including shell, the front bottom of the shell is fixedly connected with connecting plate, the top wall left and right sides of the connecting plate are all threadedly connected with threaded column, the top of the threaded column is fixedly connected with knob, the outer wall of the threaded column is threadedly connected with connecting column, the rear side of the connecting column is fixedly connected with fixed clamp, the bottom wall of the fixed clamp is equipped with multiple clamping grooves, the top wall rear side of the connecting plate is equipped with multiple sliding grooves at equal intervals, the bottom of the fixed clamp is slidably connected with the sliding groove, the front side of the shell is equipped with multiple shunt grooves, the inner wall of the shell is equipped with multiple holes at equal intervals, the inner wall front side of the shell is rotatably connected with multiple rollers at equal intervals, the bottom wall left side of the shell is fixedly connected with two filtering mechanisms, and the filtering mechanism is used to reduce the heat accumulation inside the shell.

[0006] As a further description of the above technical solution:

[0007] The filtering mechanism includes two connecting frames, the top wall right side of two connecting frames is fixedly connected to the bottom wall left side of the shell, the top of the connecting frame is fixedly connected with processing shell, the left side of the processing shell is fixedly connected with filter plate, the left side front and rear end of the filter plate is fixedly connected with access valve, the inner wall of the processing shell is slidably connected with sponge plate, the right side of the processing shell is communicated with multiple porous spray heads, and the right side of the multiple porous spray heads is communicated to the left side of the shell.

[0008] As a further description of the above technical solution:

[0009] The filtering mechanism further includes two sealing rings, and the inner walls of the two sealing rings are fixedly connected to the right sides of the outer walls of the access valves respectively.

[0010] As a further description of the above technical solution:

[0011] The top of the sponge plate is fixedly connected with a handle, and the middle of the handle is fixedly connected with a rubber ring.

[0012] As a further description of the above technical solution:

[0013] The front and rear ends of the right side of the shell are fixedly connected with connecting seats, and the top wall of the connecting seat is provided with a mounting groove.

[0014] As a further description of the above technical solution:

[0015] The outer walls of the two knobs are fixedly connected with multiple rubber blocks, and the multiple rubber blocks are arranged in equidistant annular arrangement.

[0016] As a further description of the above technical solution:

[0017] The bottom wall of the fixed clamp is fixedly connected with a plurality of rubber pads, and the top portions of the plurality of rubber pads are fixedly connected to the top of the clamping groove.

[0018] As a further description of the above technical solution:

[0019] The top wall of the shell is fixedly connected with a plurality of rubber strips, and the plurality of rubber strips are arranged at equal intervals.

[0020] The utility model has the advantages of the following beneficial effects:

[0021] 1、 in the utility model, through the rotation of the knob, the threaded column is synchronously rotated, so that the fixed clamp is lifted under the restriction of rotation of the sliding groove, and then the lines entering the different distribution grooves can be clamped by the clamping groove at the bottom of the fixed clamp, so that the orderly arrangement and fixation of the entering lines are ensured, and the mutual entanglement and extrusion of the cables are avoided, the installation difficulty is reduced, and the effect of protecting the outer wall of the cable insulation layer is improved.

[0022] 2、 in the utility model, the fan connected to the valve is connected to the outside, so that the airflow can be transported into the shell, then the airflow is filtered by the filter plate, and then drying is completed by the sponge plate, so that the filtering and drying effects are achieved, then the airflow is sprayed by the porous spray head, so that the fixed cables can be cooled under the arrangement of the plurality of holes, the damage of the water vapor and the particulate matters to the outer wall of the cables is avoided, and the possibility of heat accumulation in the shell is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 A perspective view of the incoming and outgoing line structure of the low-voltage comprehensive distribution box is provided for the utility model;

[0024] Figure 2 A front view of the incoming and outgoing line structure of the low-voltage comprehensive distribution box is provided for the utility model;

[0025] Figure 3 A sectional view of the shell of the incoming and outgoing line structure of the low-voltage comprehensive distribution box is provided for the utility model;

[0026] Figure 4 A split view of the fixed clamp of the incoming and outgoing line structure of the low-voltage comprehensive distribution box is provided for the utility model;

[0027] Figure 5 A schematic view of the filtering mechanism of the incoming and outgoing line structure of the low-voltage comprehensive distribution box is provided for the utility model.

[0028] LEGEND:

[0029] 1, shell; 2, filter mechanism; 201, connecting frame; 202, processing shell; 203, filter plate; 204, access valve; 205, sponge plate; 206, porous nozzle; 207, sealing ring; 208, handle; 209, rubber ring; 3, connecting plate; 4, threaded column; 5, knob; 6, rubber block; 7, connecting column; 8, fixing clamp; 9, clamping groove; 10, rubber pad; 11, shunt groove; 12, roller; 13, rubber strip; 14, connecting seat; 15, mounting groove; 16, hole; 17, sliding groove. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0031] Referring to Figure 1 , Figure 3 and Figure 4 , the utility model provides an embodiment: a kind of incoming line structure of low-voltage comprehensive distribution box, including shell 1, the front bottom of shell 1 is fixedly connected with connecting plate 3, screw column 4 can be supported rotation by connecting plate 3, the top wall left and right sides of connecting plate 3 are all screw-connected with screw column 4, the top of screw column 4 is fixedly connected with knob 5, so that under the rotation of knob 5, screw column 4 is rotated synchronously, the outer wall of screw column 4 is screw-connected with connecting column 7, the rear side of connecting column 7 is fixedly connected with fixing clamp 8, and a plurality of clamping grooves 9 are formed in the bottom wall of fixing clamp 8, so that the rotation of screw column 4 drives connecting column 7 and fixing clamp 8 to be limited rotation in sliding groove 17 to fixing clamp 8, so that fixing clamp 8 completes the effect of lifting, a plurality of sliding grooves 17 are equidistantly formed in the top wall rear side of connecting plate 3, the bottom of fixing clamp 8 is slidably connected with sliding groove 17, so that the cable of access can be fixed by fixing clamp 8, a plurality of shunt grooves 11 are formed in the front side of shell 1, a plurality of holes 16 are equidistantly formed in the inner wall of shell 1, a plurality of rollers 12 are equidistantly rotationally connected to the front side of the inner wall of shell 1, the cable can be guided by the plurality of rollers 12, two filter mechanisms 2 are fixedly connected to the left side of the bottom wall of shell 1, and the filter mechanism 2 is used to reduce the heat accumulation in the shell 1.

[0032] Specifically, the connecting plate 3 fixed to the bottom front side of the outer casing 1 provides support and a base for the rotation of the threaded column 4. The left and right sides of the top wall of the connecting plate 3 are threadedly connected to the threaded column 4. A knob 5 is fixed to the top of the threaded column 4. When the knob 5 is rotated, the threaded column 4 rotates synchronously according to the principle of thread transmission. The outer wall of the threaded column 4 is threadedly engaged with the connecting column 7. A fixing clamp 8 is fixedly connected to the rear side of the connecting column 7. The bottom wall of the fixing clamp 8 is provided with multiple engaging grooves 9. At the same time, multiple sliding grooves 17 are equidistantly opened on the rear side of the top wall of the connecting plate 3. The bottom of the fixing clamp 8 is slidably connected to the sliding grooves 17. When the threaded column 4 rotates, the sliding grooves 17 engage with the fixing clamp. The rotation restriction of 8 allows the connecting column 7 to drive the fixing clamp 8 to complete the lifting and lowering action along the sliding groove 17. The connected cable can be placed in the engaging groove 9 of the fixing clamp 8. The cable can be clamped and fixed by adjusting the lifting of the fixing clamp 8. In addition, multiple diversion grooves 11 are opened on the front side of the outer shell 1, and multiple holes 16 are evenly distributed on the inner wall. Multiple rollers 12 are rotatably connected at equal intervals on the front side of the inner wall. The cable can enter the outer shell 1 through the diversion groove 11. During the process of passing through the hole 16, the rollers 12 can reduce the friction between the cable and the inner wall of the outer shell 1, and play the role of guiding the cable, ensuring that the cable is neatly arranged and easy to manage in the equipment.

[0033] Reference Figure 1 , Figure 2 and Figure 5 The filter mechanism 2 includes two connecting frames 201. The top right side of the two connecting frames 201 is fixedly connected to the bottom left side of the outer casing 1. A processing shell 202 is fixedly connected to the top of the connecting frame 201. The processing shell 202 can process the incoming airflow. A filter plate 203 is fixedly connected to the left side of the processing shell 202. The filter plate 203 can filter impurities contained in the airflow. An inlet valve 204 is fixedly connected to the front and rear ends of the left side of the filter plate 203. The inlet valve 204 can allow the input of external airflow. A sponge plate 205 is slidably connected to the inner wall of the processing shell 202. The sponge plate 205 can dry the airflow. A multi-hole nozzle 206 is connected to the right side of the processing shell 202. The airflow is sprayed through the multi-hole nozzle 206, thereby completing the heat dissipation of the cable through the multiple holes 16. The right side of the multi-hole nozzle 206 is connected to the left side of the outer casing 1.

[0034] Specifically, the top wall right side of the two connecting frames 201 is fixed to the bottom wall left side of the shell 1, the top fixed treatment shell 202 bears the treatment function of the incoming airflow, the filter plate 203 fixed to the left side of the treatment shell 202 can intercept and filter the impurities contained in the airflow entering the treatment shell 202, to ensure the cleanliness of the airflow, the access valve 204 at the front and rear ends of the left side of the filter plate 203 serves as a control component of the external airflow input channel and can be opened or closed as needed to realize the adjustment of the airflow input, the inner wall of the treatment shell 202 is provided with a slidable sponge plate 205, which uses the water absorption property of the sponge to dry the airflow passing through the filter plate 203 to remove the moisture in the airflow, the multiple porous nozzles 206 connected to the right side of the treatment shell 202 spray and output the airflow after filtering and drying treatment, the right side of the multiple porous nozzles 206 is connected to the left side of the shell 1, the sprayed airflow enters through the multiple holes 16 in the inner wall of the shell 1 and contacts the cable to carry away the heat generated during the operation of the cable, thereby achieving the heat dissipation of the cable and ensuring the stable operation of the cable at an appropriate temperature.

[0035] With reference to Figure 1 , Figure 4 and Figure 5 , the filtering mechanism 2 further comprises two sealing rings 207, the inner walls of the two sealing rings 207 are respectively fixedly connected to the right side of the outer wall of the access valve 204; the top of the sponge plate 205 is fixedly connected with a handle 208, and the middle of the handle 208 is fixedly connected with a rubber ring 209; the right side of the shell 1 is fixedly connected with a connecting seat 14 at the front and rear ends, and the top wall of the connecting seat 14 is provided with a mounting groove 15;

[0036] Specifically, the sealing rings 207 can improve the sealing effect between the access valve 204 and the filter plate 203, the rubber ring 209 can improve the anti-slip effect of the handle 208, and the connecting seat 14 and the mounting groove 15 can facilitate flexible installation of the device.

[0037] With reference to Figure 1 , Figure 2 and Figure 3 , the outer walls of the two knobs 5 are fixedly connected with multiple rubber blocks 6, and the multiple rubber blocks 6 are arranged in an equidistant annular manner; the bottom wall of the fixed clamp 8 is fixedly connected with multiple rubber pads 10, and the tops of the multiple rubber pads 10 are respectively fixedly connected to the top of the clamping groove 9; the top wall of the shell 1 is fixedly connected with multiple rubber strips 13, and the multiple rubber strips 13 are arranged in an equidistant manner;

[0038] Specifically, the multiple rubber blocks 6 can protect the outer wall of the knob 5, the rubber pads 10 can reduce the damage of the fixed clamp 8 to the outer wall of the cable, and the multiple rubber strips 13 can reduce the wear of the top of the shell 1 by the external environment.

[0039] Working principle: by rotating the knob 5, so that the threaded column 4 synchronous rotation, threaded column 4 outer wall thread connection has a connecting column 7, connecting column 7 rear side fixed connection fixed clamp 8, fixed clamp 8 bottom and connecting plate 3 top wall rear side sliding groove 17 sliding connection is opened, and fixed clamp 8 bottom wall is equipped with a plurality of clamping groove 9, threaded column 4 rotation, due to the sliding groove 17 on the fixed clamp 8 rotation restriction effect, the rotational motion of threaded column 4 into the connecting column 7 and fixed clamp 8 along the sliding groove 17 direction of linear lifting movement, cable through the shell 1 front side of the shunt groove 11 into, according to the wiring requirements, the cable is placed in the corresponding position, by adjusting the knob 5 makes fixed clamp 8 lifting, fixed clamp 8 bottom clamping groove 9 can be stuck into the line of different shunt groove 11 inside, realize the fixed cable, in addition, the shell 1 inner wall front side equidistant rotation connection of a plurality of rollers 12, in the process of cable through the inner wall equidistant shunt groove 11 is opened, play a guiding role, reduce the cable and shell 1 inner wall friction, through the fixed clamp 8 on the cable orderly fixed and roller 12 on the cable guide, ensure the orderly arrangement of the incoming line, avoid the cable appears mutual entanglement extrusion situation, reduce the difficulty of cable installation, at the same time, reduce the damage caused by cable friction, extrusion on the insulation layer, improve the protection effect of the cable insulation layer outer wall;

[0040] And, the external fan is communicated with the processing shell 202 through the access valve 204, the access valve 204 is used as an airflow input control switch, after being opened, the external fan delivers airflow into the processing shell 202, after the airflow enters the processing shell 202, it firstly passes through the fixed filter plate 203 on the left side, the filter plate 203 intercepts and filters the particles and impurities carried in the airflow, purifies the airflow, and the filtered airflow continues to move forward and contacts the sponge plate 205 which is slidably connected with the inner wall, the sponge plate 205 absorbs the moisture in the airflow by using the water absorption property of itself, dries the airflow, realizes double purification of the incoming airflow, avoids water vapor and particulate matter from entering the subsequent link, and the filtered and dried airflow is sprayed out through the porous nozzle 206 which is communicated with the processing shell 202 on the right side, the porous nozzle 206 disperses the airflow into multiple streams and uniformly sprays them into the shell 1, since the shell 1 is communicated with the porous nozzle 206 on the left side and a plurality of holes 16 are equidistantly arranged on the inner wall, the sprayed airflow flows in the shell 1 through the holes 16 and fully contacts the cable fixed in the shell 1, carries away the heat generated during the operation of the cable, realizes the heat dissipation function of the cable, meanwhile, the cleaned and dried airflow avoids the erosion and damage of water vapor and particulate matter to the outer wall of the cable, also reduces the possibility of heat accumulation in the shell 1 due to the heating of the cable, and guarantees the stable operation of the cable.

[0041] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, the made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A low-voltage integrated distribution box's incoming and outgoing line structure, comprising a casing (1), characterized in that: A connecting plate (3) is fixedly connected to the bottom front side of the outer shell (1). Threaded posts (4) are threadedly connected to the left and right sides of the top wall of the connecting plate (3). A knob (5) is fixedly connected to the top of the threaded post (4). A connecting post (7) is threadedly connected to the outer wall of the threaded post (4). A fixing clip (8) is fixedly connected to the rear side of the connecting post (7). Multiple engaging grooves (9) are provided on the bottom wall of the fixing clip (8). Multiple sliding grooves are equidistantly provided on the rear side of the top wall of the connecting plate (3). The bottom of the fixed clamp (8) is slidably connected to the sliding groove (17). Multiple diversion grooves (11) are opened on the front side of the outer shell (1). Multiple holes (16) are opened at equal intervals on the inner wall of the outer shell (1). Multiple rollers (12) are rotatably connected at equal intervals on the front side of the inner wall of the outer shell (1). Two filter mechanisms (2) are fixedly connected to the left side of the bottom wall of the outer shell (1). The filter mechanism (2) is used to reduce the heat accumulation inside the outer shell (1).

2. The incoming and outgoing line structure of a low-voltage integrated distribution box according to claim 1, characterized in that: The filtration mechanism (2) includes two connecting frames (201). The top right side of the two connecting frames (201) is fixedly connected to the bottom left side of the outer shell (1). A processing shell (202) is fixedly connected to the top of the connecting frame (201). A filter plate (203) is fixedly connected to the left side of the processing shell (202). An inlet valve (204) is fixedly connected to the front and rear ends of the left side of the filter plate (203). A sponge plate (205) is slidably connected to the inner wall of the processing shell (202). A multi-hole nozzle (206) is connected to the right side of the processing shell (202). The right side of the multi-hole nozzle (206) is connected to the left side of the outer shell (1).

3. The incoming and outgoing line structure of a low-voltage integrated distribution box according to claim 2, characterized in that: The filter mechanism (2) also includes two sealing rings (207), the inner walls of which are fixedly connected to the right side of the outer wall of the inlet valve (204).

4. The incoming and outgoing line structure of a low-voltage integrated distribution box according to claim 2, characterized in that: A handle (208) is fixedly connected to the top of the sponge board (205), and a rubber ring (209) is fixedly connected to the middle of the handle (208).

5. The incoming and outgoing line structure of a low-voltage integrated distribution box according to claim 1, characterized in that: The front and rear ends of the right side of the outer shell (1) are fixedly connected to a connecting seat (14), and the top wall of the connecting seat (14) is provided with an installation groove (15).

6. The incoming and outgoing line structure of a low-voltage integrated distribution box according to claim 1, characterized in that: Multiple rubber blocks (6) are fixedly connected to the outer walls of both knobs (5), and the multiple rubber blocks (6) are arranged in an equidistant ring.

7. The incoming and outgoing line structure of a low-voltage integrated distribution box according to claim 1, characterized in that: The bottom wall of the fixing clip (8) is fixedly connected with a plurality of rubber pads (10), and the tops of the plurality of rubber pads (10) are respectively fixedly connected to the top of the engaging groove (9).

8. The incoming and outgoing line structure of a low-voltage integrated distribution box according to claim 1, characterized in that: The top wall of the outer shell (1) is fixedly connected with a plurality of rubber strips (13), and the plurality of rubber strips (13) are arranged at equal intervals.

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