CN213845664U

CN213845664U - Circuit connector for coal face

Info

Publication number: CN213845664U
Application number: CN202023015034.8U
Authority: CN
Inventors: 索贵雷; 杨冲冲; 雷超
Original assignee: Jinuojin Ningxia Technology Co ltd
Current assignee: Jinuojin Ningxia Technology Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-07-30
Anticipated expiration: 2030-12-15

Abstract

The utility model discloses a circuit connector for coal face, which belongs to the technical field of coal face, comprising a fixed sleeve, wherein two ends of the fixed sleeve are respectively penetrated by a first fixed block and a second fixed block, a slide block is embedded in the first fixed block and is in sliding connection with a slide groove arranged in the fixed sleeve, a contact element is fixedly arranged at one end of the first fixed block and is in parallel contact with a power interface, the power interface is fixedly arranged at one end of the second fixed block, and the second fixed block is fixedly connected with the side wall of the fixed sleeve; during first fixed block inserted fixed cover, through the connection effect of first fixed block, slider, the slider slides in fixed cover for contact on the first fixed block is in the same place with power source on the second fixed block zonulae occludens, and is equipped with the sealing rubber circle between first fixed block and second fixed block and the protective sheath, can prevent that water from permeating to the inside of fixed cover.

Description

Circuit connector for coal face

Technical Field

The utility model belongs to the technical field of coal mining work, concretely relates to circuit connector for coal face.

Background

Coal is a combustible black or brownish black sedimentary rock, such sedimentary rock usually occurring in rock formations or veins called coal beds or layers, consisting mainly of carbon, along with various amounts of other elements, mainly hydrogen, sulfur, oxygen and nitrogen, which is used as an energy resource, mainly burning for the production of electricity, and also for industrial uses, such as refining metals, or producing fertilizers and many chemical products, coal mining being the separation and transport of valuable coal from the ground or surface to the site.

At present, coal mining modes are divided into surface mining and underground mining, a mechanical method is generally adopted, a small amount of hydraulic coal mining is adopted, most of circuit connectors of the existing coal mining machines are generally formed by two parts which are connected in a plugging mode, the connectors are easy to loosen due to the plugging between the two parts, when the connectors are loosened, contact pieces cannot be firmly plugged into power connectors, the circuit connectors are easy to contact with water under the condition that no protective sleeve is arranged, the damage of the whole circuit can be caused, certain potential safety hazards can exist when the working efficiency of coal mining can be influenced, a large amount of dust can be accumulated on the surface of the protective sleeve in coal mining engineering, and the service life of the circuit connectors can be influenced under the condition that the large amount of dust is not cleaned in time.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a circuit connector for coal face to solve the above problems in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a circuit connector for a coal face comprises a fixing sleeve, two ends of the fixing sleeve are respectively penetrated by a first fixing block and a second fixing block, an insulator is embedded in the fixed sleeve, a sliding block is embedded in the first fixed block and is in sliding connection with a sliding groove formed in the fixed sleeve, a contact element is fixedly arranged at one end of the first fixed block, and the contact element is contacted with the power interface in parallel, the power interface is fixedly arranged on one end of the second fixed block, the second fixed block is fixedly connected with the side wall of the fixed sleeve, the other ends of the first fixed block and the second fixed block are fixedly connected with limit plates, the two limiting plates are fixedly connected with one ends of the two hinging seats, the other ends of the two hinging seats are hinged with first connecting rods, the outer wall cover of fixed cover is equipped with the protective sheath, and sets firmly between first fixed block and second fixed block and the protective sheath and has sealed rubber circle.

The scheme is as follows:

power source and motor are prior art's common parts, and the model of adoption etc. all can be customized according to the in-service use demand.

As a preferred embodiment, wires are fixedly arranged inside the two first connecting rods, and the wires respectively penetrate through the first fixing block and the second fixing block to be electrically connected with the contact element and the power interface.

As a preferred embodiment, the equal fixedly connected with second connecting rod in top both sides of protective sheath, and fixedly connected with dead lever between the second connecting rod, the inside of dead lever is hollow structure, and installs the motor on the inside one end of dead lever, the output shaft of motor and the bottom fixed connection of lead screw, and the top of lead screw rotates to be connected in the bearing, the bearing inlays to be established on the inside other end of dead lever, be connected with silk braid spiral transmission on the lateral wall of lead screw.

As a preferred embodiment, the outer side wall of the thread sleeve is fixedly connected with a fixing ring, and the fixing ring is sleeved on the outer side wall of the protective sleeve.

As a preferred embodiment, the inner wall of the fixing ring is fixedly connected with one end of the strip brush, the strip brush is uniformly distributed on the inner wall of the fixing ring, and the other end of the strip brush is in parallel contact with the outer wall of the protective sleeve.

As a preferred embodiment, a control switch is installed on an outer wall of the second connecting rod, and the control switch is electrically connected with the power interface and the motor.

Compared with the prior art, the utility model provides a pair of a circuit connector for coal face includes following beneficial effect at least:

(1) when the first fixed block is inserted into the fixed sleeve, the sliding block slides in the fixed sleeve under the connecting action of the first fixed block and the sliding block, so that the contact element on the first fixed block is tightly connected with the power supply interface on the second fixed block, surface-to-surface contact is realized, the contact performance is better, and a sealing rubber ring is arranged between the first fixed block and the protective sleeve, the sealing rubber ring can prevent water from permeating into the fixed sleeve;

(2) through opening the motor, the output shaft of motor drives the lead screw rotatory, utilizes lead screw rotatory effort and then drives the silk braid and controls to through the connection effect of silk braid, solid fixed ring and strip brush, the intra-annular strip brush of solid fixed ring removes about the protective sheath surface, thereby reaches the purpose of giving the comprehensive cleanness of protective sheath surface.

Drawings

FIG. 1 is a schematic sectional view of the present invention;

fig. 2 is a schematic front view of the structure of the present invention;

FIG. 3 is a schematic cross-sectional view of the fixing rod of the present invention;

fig. 4 is a schematic sectional view of the fixing ring of the present invention.

In the figure: 1. fixing a sleeve; 2. a first fixed block; 3. a slider; 4. a contact member; 5. a power interface; 6. a second fixed block; 7. an insulator; 8. a chute; 9. a limiting plate; 10. a protective sleeve; 11. sealing the rubber ring; 12. a hinged seat; 13. a first connecting rod; 14. a second connecting rod; 15. fixing the rod; 16. a control switch; 17. a motor; 18. a screw rod; 19. sleeving the silk; 20. a bearing; 21. a fixing ring; 22. and (4) brushing strips.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.

Referring to fig. 1-4, the present invention provides a circuit connector for coal mining working face, including a fixing sleeve 1, two ends of the fixing sleeve 1 are respectively penetrated by a first fixing block 2 and a second fixing block 6, an insulator 7 is embedded in the fixing sleeve 1, a slider 3 is embedded in the first fixing block 2, the slider 3 is slidably connected with a chute 8 formed in the fixing sleeve 1, a contact element 4 is fixedly arranged at one end of the first fixing block 2, the contact element 4 is in parallel contact with a power interface 5, the power interface 5 is fixedly arranged at one end of the second fixing block 6, the second fixing block 6 is fixedly connected with a side wall of the fixing sleeve 1, a limit plate 9 is fixedly connected with the other end of the first fixing block 2 and the other end of the second fixing block 6, two limit plates 9 are fixedly connected with one end of two hinge seats 12, and the other end of two hinge seats 12 are hinged with a first connecting rod 13, a protective sleeve 10 is sleeved on the outer wall of the fixed sleeve 1, and a sealing rubber ring 11 is fixedly arranged between the protective sleeve 10 and the first fixed block 2 and the second fixed block 6 (see fig. 1 and 2); during first fixed block 2 inserts fixed cover 1, through the connection effect of first fixed block 2 and slider 3, slider 3 slides in fixed cover 1 for contact 4 on the first fixed block 2 and power source 5 zonulae occludens on the second fixed block 6 are in the same place, the face-to-face contact has been realized, the contact is better, and be equipped with sealing rubber circle 11 between first fixed block 2 and second fixed block 6 and protective sheath 10, can prevent water infiltration to the inside of fixed cover 1.

Wires are fixedly arranged inside the two first connecting rods 13 and penetrate through the first fixing block 2 and the second fixing block 6 respectively to be electrically connected with the contact element 4 and the power interface 5 (see fig. 1); when the contact 4 is plugged into the power interface 5, a circuit connection is achieved.

Both sides of the top of the protective sleeve 10 are fixedly connected with second connecting rods 14, fixing rods 15 are fixedly connected between the second connecting rods 14, the inside of each fixing rod 15 is of a hollow structure, a motor 17 is mounted at one end of the inside of each fixing rod 15, an output shaft of each motor 17 is fixedly connected with the bottom end of a screw rod 18, the top end of each screw rod 18 is rotatably connected into a bearing 20, each bearing 20 is embedded at the other end of the inside of each fixing rod 15, and the outer side wall of each screw rod 18 is in spiral transmission connection with a screw sleeve 19 (see fig. 2 and 3); by turning on the motor 17, the output shaft of the motor 17 drives the screw rod 18 to rotate, and the screw rod 18 is utilized to drive the thread sleeve 19 to move left and right, so that the strip brush 22 in the fixed ring 21 moves left and right on the surface of the protective sleeve 10 under the connecting action of the thread sleeve 19, the fixed ring 21 and the strip brush 22.

The outer side wall of the wire sleeve 19 is fixedly connected with a fixing ring 21, the fixing ring 21 is sleeved on the outer side wall of the protective sleeve 10, the inner wall of the fixing ring 21 is fixedly connected with one end of a strip brush 22, the strip brush 22 is uniformly distributed on the inner wall of the fixing ring 21, and the other end of the strip brush 22 is in parallel contact with the outer wall of the protective sleeve 10 (see fig. 1 and 4); the strip brush 22 cleans the surface of the protective sleeve 10, thereby extending the life of the circuit connector.

A control switch 16 is installed on the outer wall of the second connecting rod 14, and the control switch 16 is electrically connected with the power interface 5 and the motor 17 (see fig. 2); when the control switch 16 is turned on, the power interface 5 and the motor 17 can be controlled to operate.

When the device is used, the first fixing block 2 is inserted into the fixing sleeve 1, the sliding block 3 slides in the fixing sleeve 1 through the connecting action of the first fixing block 2 and the sliding block 3, so that the contact element 4 on the first fixing block 2 is tightly connected with the power interface 5 on the second fixing block 6, then the power interface 5 is opened through the control switch 16, and circuit connection can be realized, because the device is arranged on a coal mining working surface, when the protective sleeve 10 outside the fixing sleeve 1 of the device is stuck with dust, the motor 17 can be turned on through the control switch 16, the output shaft of the motor 17 drives the screw rod 18 to rotate, the screw sleeve 19 is driven to move left and right by the rotating acting force of the screw rod 18, and therefore, through the connecting action of the screw sleeve 19, the fixing ring 21 and the strip brushes 22, the strip brushes 22 in the fixing ring 21 move left and right on the surface of the protective sleeve 10, and the purpose of comprehensively cleaning the surface of the protective sleeve 10 is achieved, thereby extending the life of the circuit connector.

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. A circuit connector for coal mining faces, comprising a fixed sleeve (1), characterized in that: the both ends of fixed cover (1) are run through by first fixed block (2) and second fixed block (6) respectively, and fixed cover (1) is embedded to have insulator (7), the inside of first fixed block (2) is inlayed and is equipped with slider (3), and slider (3) and fixed cover (1) inside spout (8) sliding connection of seting up, the one end of first fixed block (2) has set firmly contact piece (4), and contact piece (4) and power source (5) parallel contact, power source (5) set firmly in one of second fixed block (6), and the lateral wall fixed connection of second fixed block (6) and fixed cover (1), the equal fixedly connected with limiting plate (9) of the other end of first fixed block (2) and second fixed block (6), and the one end fixed connection of two limiting plates (9) and two articulated seats (12), two the other end of articulated seat (12) all articulates there is head rod (13), the outer wall cover of fixed cover (1) is equipped with protective sheath (10), and has set firmly between first fixed block (2) and second fixed block (6) and protective sheath (10) sealing rubber circle (11).

2. A circuit connector for a coal face according to claim 1, characterised in that: wires are fixedly arranged inside the two first connecting rods (13), and the wires respectively penetrate through the first fixing block (2) and the second fixing block (6) to be electrically connected with the contact element (4) and the power interface (5).

3. A circuit connector for a coal face according to claim 2, characterised in that: the equal fixedly connected with second connecting rod (14) in top both sides of protective sheath (10), and fixedly connected with dead lever (15) between second connecting rod (14), the inside of dead lever (15) is hollow structure, and installs motor (17) on the inside one end of dead lever (15), the output shaft of motor (17) and the bottom fixed connection of lead screw (18), and the top of lead screw (18) rotates and connects in bearing (20), bearing (20) inlay and establish on the other end of dead lever (15) inside, be connected with silk braid (19) screw drive on the lateral wall of lead screw (18).

4. A circuit connector for a coal face according to claim 3, characterised in that: the outer side wall of the thread sleeve (19) is fixedly connected with a fixing ring (21), and the fixing ring (21) is sleeved on the outer side wall of the protective sleeve (10).

5. A circuit connector for a coal face according to claim 4, characterised in that: the inner wall of solid fixed ring (21) and strip brush (22) one end fixed connection, and strip brush (22) are at the inner wall evenly distributed of solid fixed ring (21), the other end of strip brush (22) and the outer wall parallel contact of protective sheath (10).

6. A circuit connector for a coal face according to claim 3, characterised in that: and a control switch (16) is installed on the outer wall of the second connecting rod (14), and the control switch (16) is electrically connected with the power interface (5) and the motor (17).