CN220796571U

CN220796571U - Spliced vacuum feed switch

Info

Publication number: CN220796571U
Application number: CN202322137979.4U
Authority: CN
Inventors: 刘霞
Original assignee: HUNAN CHUANGAN FLAMEPROOF ELECTRICAPPLIANCES CO Ltd
Current assignee: HUNAN CHUANGAN FLAMEPROOF ELECTRICAPPLIANCES CO Ltd
Priority date: 2023-08-10
Filing date: 2023-08-10
Publication date: 2024-04-16
Anticipated expiration: 2033-08-10

Abstract

The utility model discloses a spliced vacuum feed switch, which comprises a box assembly, side connecting components, an upper connecting component, a lower connecting component and an introduction device, wherein the box assembly comprises a plurality of unit boxes which are spliced with each other, and each unit box is internally provided with a feed switch; the side connecting assembly comprises a left connecting flange and a right connecting flange which are respectively arranged at two sides of the unit box body, and the left connecting flange is used for being detachably connected with the right connecting flange; the device comprises an upper connecting piece arranged at the top of a unit box body and a lower connecting piece arranged at the bottom of the unit box body and used for being detachably connected with the upper connecting piece; the lead-in device is detachably connected with the left connecting flange or/and the right connecting flange, and is used for leading the cable into the unit box body and connecting with the feed switch. The unit box body can realize stable concatenation in order to form stable structure from top to bottom, left and right, has reduced the waste in space, and the unit box body distinguishes feed switch modularization, the follow-up maintenance work of being convenient for.

Description

Spliced vacuum feed switch

Technical Field

The utility model relates to the technical field of mining electrical equipment, in particular to a spliced vacuum feed switch.

Background

Along with the vigorous development of intelligent mine construction, the automation level of the coal mine is continuously improved, higher requirements are put forward on the safety and the intelligence of underground equipment, and the functions of electrical equipment are also diversified day by day.

When the feed switch of the existing mining flameproof and intrinsically safe vacuum switch is connected, the feed switch is connected by adopting annealed copper wires, and as the feed switches are distributed, the following problems are caused: firstly, the gap between the feed switches has a difference, so that the arrangement space is wasted, and the problem of large occupied area occurs; secondly, the feed switch is not stably supported, mutual collision is easy to occur between the feed switches, and the use safety is affected; thirdly, the connected lines are complex, no modularized distinction exists, and once faults occur, the maintenance of workers is not facilitated.

Disclosure of Invention

The utility model provides a spliced vacuum feed switch, which solves the technical problems of realizing stable connection among a plurality of feed switches, reducing space waste, improving use safety and facilitating later maintenance.

The utility model provides a spliced vacuum feed switch, which comprises a box assembly, side connecting components, an upper connecting component, a lower connecting component and an introduction device, wherein the box assembly comprises a plurality of unit boxes spliced with each other, and each unit box is internally provided with a feed switch; the side connecting assembly comprises a left connecting flange and a right connecting flange which are respectively arranged at two sides of the unit box body, and the left connecting flange is used for being detachably connected with the right connecting flange; the device comprises an upper connecting piece arranged at the top of the unit box body and a lower connecting piece arranged at the bottom of the unit box body and used for being detachably connected with the upper connecting piece; the lead-in device is detachably connected with the left connecting flange or/and the right connecting flange, and is used for leading the cable into the unit box body and connecting with the feed switch.

Further, the upper connecting piece comprises a plurality of fixing plates fixedly connected to the top of the unit box body, the lower connecting piece comprises channel steel with the fixing connecting piece at the bottom of the unit box body, and the channel steel and the fixing plates are detachably connected through bolts.

Further, the lead-in device includes a lead-in portion for leading in and fixing the cable and a flange portion for detachable connection with the left connection flange or/and the right connection flange.

Further, a door body is arranged on the front face of the unit box body, and the door body is hinged to the unit box body through a hinge rod.

Further, a reset spring for resetting the door body to be closed is sleeved on the hinging rod.

Further, the hinged rod is provided with a handle which is convenient to rotate the hinged rod.

Further, the door body is provided with a visual window which is convenient for observing the inside of the door body.

Further, an output device for leading the cable out of the unit box body is further arranged on the unit box body.

Further, the lower connecting piece is detachably connected with a supporting foot rest.

Further, the support foot rest comprises a foot rest base and a telescopic rod arranged on the foot rest base, and the telescopic rod is connected with the lower connecting piece through a bolt.

The utility model has the following beneficial effects:

in the spliced vacuum feed switch, the unit boxes are spliced mutually to form a stable structure after being connected, so that the unit boxes can be stably spliced up, down, left and right, the spliced vacuum feed switch has the advantages of stable connection, firmness and reliability, and gaps between the unit boxes after being connected left and right are the same because the unit boxes are connected up and down through the upper connecting piece and the lower connecting piece when being connected up and down, the gaps between the unit boxes after being connected up and down are the same, the arrangement time gaps of the unit boxes are consistent, the waste of space is reduced, and finally the feed switch is distinguished in a modularized mode through the unit boxes, so that the follow-up maintenance work is facilitated.

When the unit boxes are connected left and right, the right connecting flange of the first unit box is fixedly connected with the left connecting flange of the second unit box through bolts, and then the left connecting flange of the first unit box is provided with an introducing device and the right connecting flange of the second unit box is provided with an introducing device, so that the left and right connection of the unit boxes is completed; when the unit boxes are required to be connected up and down, the lower connecting piece of the first unit box is connected and fixed with the upper connecting piece of the third unit box, and then the up-down connection of the unit boxes is completed.

In conclusion, through the direct concatenation each other of unit box, can make the unit box realize upper and lower, left and right stable concatenation for form stable structure after a plurality of unit boxes connect, reduced the waste in space, at last because through the unit box with the feed switch modularization differentiation, the follow-up maintenance work of being convenient for.

In addition to the objects, features and advantages described above, the present utility model has other objects, features and advantages. The present utility model will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of a splice-type vacuum feed switch in accordance with a preferred embodiment of the present utility model;

fig. 2 is a schematic structural view of a unit case according to a preferred embodiment of the present utility model;

fig. 3 is a schematic view showing the arrangement of upper connectors in a unit case according to a preferred embodiment of the present utility model.

Legend description:

100. a unit case; 101. a door body; 102. a hinge rod; 103. a return spring; 104. a handle; 105. a visual window;

200. a left connecting flange; 201. a right connecting flange;

300. an upper connecting piece; 301. a lower connecting piece;

400. an introduction device; 401. an introduction section; 402. a flange portion; 403. an output device;

500. a support foot rest; 501. a foot rest base; 502. a telescopic rod.

Detailed Description

Embodiments of the utility model are described in detail below with reference to the attached drawing figures, but the utility model can be practiced in a number of different ways, as defined and covered below.

As shown in fig. 1 to 3, a spliced vacuum feed switch of the present embodiment includes a box assembly, a lateral connecting component, an up-down connecting component and an introducing device 400, where the box assembly includes a plurality of unit boxes 100 spliced with each other, and a feed switch is disposed in each unit box 100; the lateral connecting assembly comprises a left connecting flange 200 and a right connecting flange 201 which are respectively arranged at two sides of the unit box body 100, wherein the left connecting flange 200 is used for being detachably connected with the right connecting flange 201; the unit case 100 includes an upper connector 300 provided at the top of the unit case 100 and a lower connector 301 provided at the bottom of the unit case 100 for detachably connecting with the upper connector 300; the introduction device 400 is detachably connected to the left connection flange 200 and/or the right connection flange 201, and the introduction device 400 is used to introduce a cable into the unit case 100 and is connected to the feed switch.

In this embodiment, through the direct concatenation each other of unit box 100 for form stable structure after a plurality of unit box 100 connect, can make the stable concatenation of unit box 100 realization upper and lower, left and right, have the advantage that the connection is firm, firm reliable, and because the unit box 100 is fixed through the connection of left flange 200 and right flange 201 about when connecting, so the clearance between the unit box 100 after controlling the connection is the same, because the unit box 100 is connected through upper connecting piece 300 and lower connecting piece 301 about when connecting, the clearance between the unit box 100 after connecting from top to bottom is the same, thereby make the unit box 100 arrange the time gap unanimous, the waste of space has been reduced, finally because the modularization of the feed switch is distinguished through unit box 100, the follow-up maintenance work of being convenient for.

In the concrete implementation, when the unit boxes 100 are connected left and right, the right connecting flange 201 of the first unit box 100 is fixedly connected with the left connecting flange 200 of the second unit box 100 through bolts, then the left connecting flange 200 on the first unit box 100 is provided with the introducing device 400, and the right connecting flange 201 of the second unit box is provided with the introducing device 400, so that the left and right connection of the unit boxes 100 is completed; when the unit boxes 100 are required to be connected up and down, the lower connector 301 of the first unit box 100 is connected and fixed with the upper connector 300 of the third unit box, that is, the up and down connection of the unit boxes 100 is completed.

In conclusion, through the direct concatenation each other of unit box 100, can make the stable concatenation of unit box 100 realization upper and lower, left and right for form stable structure after a plurality of unit boxes 100 connect, reduced the waste in space, at last because through unit box 100 with the feed switch modularization distinguish, the follow-up maintenance work of being convenient for.

Further, the upper connector 300 includes a plurality of fixing plates fixedly connected to the top of the unit case 100, the lower connector 301 includes a channel steel fixedly connected to the bottom of the unit case 100, and the channel steel and the fixing plates are detachably connected through bolts.

In this embodiment, the number of the fixing plates is plural, the plurality of fixing plates are arranged at intervals on the top of the unit case 100, and the fixing plates are fixed in a welding manner, and threaded holes for connection are formed in the fixing plates; the channel steel of the lower connecting piece 301 is i-steel or steel, the bottom of the channel steel is provided with a mounting hole, and when the two unit boxes 100 are matched up and down, the fixing plate and the channel steel are matched and connected with the bolt holes through bolts penetrating the mounting hole, so that the two unit boxes 100 are fixed up and down.

Further, the introduction device 400 includes an introduction portion 401 for introducing and fixing a cable and a flange portion 402 for detachably connecting with the left connection flange 200 or/and the right connection flange 201. In this embodiment, the side wall of the introducing portion 401 is provided with an opening, and when the cable enters from the introducing portion 401, the cable can be fixed at the opening by tightening the collar. The flange portion 402 may be cooperatively coupled with the left or right connection flange 200 or 201.

Further, a door body 101 is provided on the front surface of the unit case 100, and the door body 101 is hinged to the unit case 100 through a hinge rod 102. In this embodiment, the door body 101 is provided to facilitate opening the unit box 100 to access the feed switch in the box, and when the door body 101 is mounted on the unit box 100 in a hinged manner, the door body 101 is opened and closed conveniently. In specific implementation, the hinge rod 102 is fixed with a hinge arranged on the door body 101, and the door body 101 is turned over by rotating the hinge rod 102, so that the door body 101 is opened and closed.

Further, a return spring 103 for returning the door body 101 to be closed is sleeved on the hinge rod 102. In this embodiment, the return spring 103 is a rotary return spring 103, which is disposed on the hinge rod 102, when the door body 101 is closed, the return spring 103 is in a relaxed state, and after the door body 101 is turned over, the return spring 103 is in a contracted state, so that the door body 101 automatically returns under the action of the return spring 103 after the hinge rod 102 is released.

Further, the hinge rod 102 is provided with a handle 104 for facilitating rotation of the hinge rod 102. In the present embodiment, the handle 104 is provided to facilitate the rotation of the operating hinge lever 102, thereby facilitating the opening of the door body 101.

Further, the door body 101 is provided with a visual window 105 which facilitates the observation of the inside of the door body 101. In this embodiment, the visual window 105 is provided to visually observe the internal state of the unit case 100, so that the operator can conveniently read the data on the feed switch and the use state of the internal elements.

Further, the unit case 100 is further provided with an output device 403 for guiding the cable out of the unit case 100. In this embodiment, the output device 403 may be disposed on the back of the unit case 100, where the back of the unit case 100 is also provided with a flange when the output cable is led out and the output device 403 is also provided with a flange 402 to facilitate the installation of the output device 403.

Further, the lower connector 301 is detachably connected with a supporting stand 500. In this embodiment, the supporting leg 500 is detachably connected with the channel steel through bolts, and the supporting leg 500 is disposed on the unit box body 100 at the bottom, so as to support the box body assembly conveniently and place the box body on the ground stably.

Further, the support stand 500 includes a stand base 501 and a telescopic rod 502 provided on the stand base 501, and the telescopic rod 502 is connected with the lower connector 301 through a bolt. In this embodiment, the foot rest base 501 is a square frame formed by splicing, and the telescopic rods 502 have a plurality of telescopic rods, one end of each telescopic rod is fixedly connected with the foot rest base 501, and the other end of each telescopic rod is detachably connected with the lower connecting piece 301 through bolts.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A splice-type vacuum feed switch, comprising:

the box assembly comprises a plurality of unit boxes (100) which are spliced with each other, and a feed switch is arranged in each unit box (100);

the side connecting assembly comprises a left connecting flange (200) and a right connecting flange (201) which are respectively arranged at two sides of the unit box body (100), and the left connecting flange (200) is used for being detachably connected with the right connecting flange (201);

the upper and lower connecting assembly comprises an upper connecting piece (300) arranged at the top of the unit box body (100) and a lower connecting piece (301) arranged at the bottom of the unit box body (100) and used for being detachably connected with the upper connecting piece (300);

-an introduction device (400), the introduction device (400) being detachably connected to the left connection flange (200) or/and the right connection flange (201), the introduction device (400) being adapted to introduce a cable into the unit housing (100) and to be connected to the feed switch.

2. The vacuum feed switch of claim 1, wherein the upper connector (300) comprises a plurality of fixing plates fixedly connected to the top of the unit case (100), the lower connector (301) comprises a channel steel fixedly connected to the bottom of the unit case (100), and the channel steel and the fixing plates are detachably connected through bolts.

3. The spliceable vacuum feed switch as in claim 1, characterized in that the lead-in means (400) comprise a lead-in portion (401) for introducing and securing the cable and a flange portion (402) for detachable connection with the left connection flange (200) or/and the right connection flange (201).

4. The spliceable vacuum feed switch as in claim 1, characterized in that the front side of the unit housing (100) is provided with a door body (101), the door body (101) being hinged to the unit housing (100) by a hinge lever (102).

5. The spliced vacuum feed switch of claim 4, wherein the hinge rod (102) is sleeved with a return spring (103) for returning the door body (101) to be closed.

6. The spliced vacuum feed switch of claim 5, wherein the hinge lever (102) is provided with a handle (104) for facilitating rotation of the hinge lever (102).

7. The spliced vacuum feed switch of claim 4, wherein the door body (101) is provided with a visual window (105) for facilitating the observation of the interior of the door body (101).

8. The spliceable vacuum feed switch of any one of claims 1 to 7, characterized in that the unit housing (100) is further provided with an output device (403) for leading out the cable from the unit housing (100).

9. The vacuum feed switch of claim 2, wherein the lower connector (301) is detachably connected with a support stand (500).

10. The spliceable vacuum feed switch of claim 9, characterized in that the support foot rest (500) comprises a foot rest base (501) and a telescopic rod (502) arranged on the foot rest base (501), the telescopic rod (502) being connected with the lower connection piece (301) by means of bolts.