CN213522694U

CN213522694U - Electrical connection structure suitable for electrical protection shell

Info

Publication number: CN213522694U
Application number: CN202022897567.7U
Authority: CN
Inventors: 李波
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-05
Filing date: 2020-12-05
Publication date: 2021-06-22
Anticipated expiration: 2030-12-05

Abstract

The utility model discloses an electrical connection structure suitable for electrical protection shell relates to electrical engineering technical field. The utility model discloses an electric housing, joint boss and joint recess joint, T type spout and sliding connection curb plate sliding connection, the card wire casing has been seted up to the lower lateral wall of sliding connection curb plate, it has dustproof filter screen to bond in the card wire casing, dustproof filter screen includes rubber outer lane and filter screen, fixed boss rotates with card line apron through the pivot and is connected, card line apron passes through rivet and spring buckle fixed connection, spring buckle and buckle base joint, through-hole swing joint on the first connection otic placode passes through fastening spring and the second connection otic placode. The utility model discloses a set up joint boss, slip and connect curb plate, card line apron, dustproof filter screen and fastening spring, the electrical connection structure who has solved current stage generally has the structure complicacy, is difficult for manufacturing and installing, perhaps is difficult to firmly fix the cable and does not have the problem of dustproof protection against insects.

Description

Electrical connection structure suitable for electrical protection shell

Technical Field

The utility model belongs to the technical field of electrical engineering, especially, relate to an electrical connection structure suitable for electrical protection shell.

Background

The electric connection structure of the electric protection shell is generally two independent metal connection terminals, one of the connection terminals is connected to a circuit board arranged in the electric protection shell, the connection structure is used for realizing the electric connection between an external cable and the circuit board inside the shell, when the electric connection structure is installed and used, the external cable is inserted into a terminal opening of a side panel on the electric protection shell, and then the two connection terminals clamp and fasten the cable in a bolt mode, so that the electric connection between the external cable and the circuit board is realized.

The existing electric connection structure generally has the following defects:

1. the existing electric connection structure generally has the problems of complex structure, difficult processing, manufacturing and installation or difficult firm fixation of the cable.

2. The electric connection structure at the present stage generally can not hinder dust and small insects from entering the electric equipment through the wire inlet hole, the dust and the small insects are easy to damage a circuit, and the electric connection structure at present has the problem that dust and insects cannot be prevented.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electrical connection structure suitable for electrical protection shell, through setting up joint boss, slip curb plate, card line apron, dustproof filter screen and fastening spring, the electrical connection structure who has solved the current stage generally has the structure complicacy, is difficult for manufacturing and installing, perhaps is difficult to firmly fix the cable and does not have the problem of dustproof protection against insects.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to an electrical connection structure suitable for electrical protection shell, which comprises an electrical shell, wherein the inner sides of the left and right side walls at the front end of the electrical shell are provided with clamping bosses, the clamping bosses are clamped with clamping grooves on a connecting and fixing box, the upper side wall of the connecting and fixing box is provided with T-shaped chutes, the T-shaped chutes are totally two, the T-shaped chutes are connected with a sliding side plate in a sliding way, the two ends of the sliding side plate are arranged in a T-shaped structure, the lower side wall of the sliding side plate is provided with clamping slots, the clamping slots on the sliding side plate are all three, a dustproof filter screen is bonded in the clamping slots and comprises a rubber outer ring and a filter screen, the filter screen is embedded in the rubber outer ring, the lower side wall of the connecting and fixing box is provided with a clamping wire bottom plate, the side wall of the clamping wire bottom plate is provided with clamping slots, the lower side wall of the, the fixed boss is rotationally connected with the wire clamping cover plate through a rotating shaft, the right side of the upper side wall of the wire clamping cover plate is fixedly connected with the spring buckle through a rivet, the spring buckle is connected with the buckle base in a clamping mode, the left side wall and the right side wall of the fixed connecting box are provided with first connecting lug plates, the first connecting plates are arranged in a bilateral symmetry structure mode between the fixed connecting box and the fixed connecting box, through holes in the first connecting lug plates are movably connected with through holes in the second connecting lug plates through fastening springs, and the second first connecting lug plates are arranged in a bilateral symmetry structure mode between the second first connecting lug plates and the electric shell.

Furthermore, the upper side wall of the sliding connection side plate is provided with four fixing lug plates, the upper side wall of each fixing lug plate is provided with a threaded hole, and the upper side wall of the connecting and fixing box is provided with a threaded hole.

Further, joint boss and joint recess all are provided with four, and the joint boss is the bilateral symmetry structure setting between about electric shell, and the joint recess is the bilateral symmetry structure setting between about connecting fixed case, first connection otic placode is L type structure setting.

Furthermore, the front side wall of the electric shell is provided with three wire inlet grooves, and the buckle base is fixedly connected with the lower side wall of the connecting and fixing box through rivets.

Furthermore, the lower side wall of the wire clamping cover plate is bonded with the rubber cushion, the wire clamping bottom plate is provided with two wire clamping grooves, and the number of the wire clamping grooves in the wire clamping bottom plate is three.

Furthermore, the lower side wall of the interior of the electric shell is provided with four fixing supports, the upper side wall of each fixing support is provided with a threaded hole, and the fixing supports are fixedly connected with the circuit board through screws.

The utility model discloses following beneficial effect has:

1. the utility model discloses a set up the joint boss, the slip joint curb plate, card line apron and fastening spring, the joint boss, the joint recess respectively with electrical apparatus shell, be connected fixed case integrated into one piece, only need to pass the card wire casing with the cable, through the screw with the slip joint curb plate with be connected fixed case fixed connection, make the joint apron fix the cable through spring buckle and buckle base, again with joint boss and joint recess joint, at last with fastening spring's both ends respectively with first engaging lug board, the second engaging lug board is connected, the electrical connection structure who has solved present stage generally has the structure complicacy, difficult manufacturing and installation of processing, perhaps be difficult to firmly carry out the problem of fixing to the cable.

2. The utility model discloses a set up dustproof filter screen, dustproof filter screen includes rubber outer lane and filter screen, the rubber outer lane can not only play the certain fixed effect that compresses tightly to the cable, and can fill the cable of different thicknesses and the gap between the card wire casing, the filter screen is the protection against dust insect not only, also can the heat in the electrical housing of effluvium, the electrical connection structure of having solved the present stage generally can not obstruct dust and little insect and get into inside the electrical equipment through the entrance hole, dust and little insect very easily cause destruction to the circuit, present electrical connection structure has the problem that can not prevent dust protection against insects.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic diagram of an electrical connection structure suitable for use in an electrical enclosure;

fig. 2 is a top view of the present invention in fig. 1;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2 in accordance with the present invention;

fig. 4 is a cross-sectional view of B-B of fig. 2 in accordance with the present invention;

fig. 5 is the structure schematic diagram of the dustproof filter screen of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. an electrical enclosure; 101. clamping the boss; 102. a second connecting lug plate; 103. a wire inlet groove; 104. fixing a bracket; 105. a circuit board; 2. connecting a fixed box; 201. clamping the groove; 202. a T-shaped chute; 203. a wire clamping bottom plate; 204. fixing the boss; 205. a wire clamping cover plate; 206. a first connecting lug plate; 207. a threaded hole; 3. sliding the side plates; 301. a wire clamping groove; 302. fixing the ear plate; 4. a dustproof filter screen; 401. a rubber outer ring; 402. a filter screen; 5. a spring buckle; 6. a buckle base; 7. a fastening spring; 8. a rubber cushion.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention relates to an electrical connection structure for an electrical protection enclosure, comprising an electrical enclosure 1, wherein a clamping boss 101 is disposed on the inner side of the left and right side walls of the front end of the electrical enclosure 1, the clamping boss 101 is clamped with a clamping groove 201 on a connecting and fixing box 2, a T-shaped chute 202 is disposed on the upper side wall of the connecting and fixing box 2, the T-shaped chute 202 is slidably connected with a sliding side plate 3, a clamping groove 301 is disposed on the lower side wall of the sliding side plate 3, a dustproof filter screen 4 is adhered in the clamping groove 301, the dustproof filter screen 4 comprises a rubber outer ring 401 and a filter screen 402, the filter screen 402 is embedded inside the rubber outer ring 401, a clamping bottom plate 203 is disposed on the lower side wall of the connecting and fixing box 2, the clamping groove 301 is disposed on the side wall of the clamping bottom plate 203, a fixing boss 204 is disposed on the lower side wall of the connecting and fixing box, the right side of the upper side wall of the wire clamping cover plate 205 is fixedly connected with a spring buckle 5 through a rivet, the spring buckle 5 is clamped with a buckle base 6, the left side wall and the right side wall of the connecting and fixing box 2 are provided with a first connecting lug plate 206, a through hole on the first connecting lug plate 206 is movably connected with a through hole on the second connecting lug plate 102 through a fastening spring 7, a cable passes through a wire inlet groove 103 to be electrically connected with a circuit board 105, a clamping boss 101 is clamped with a clamping groove 201, hooks at two ends of the fastening spring 7 are respectively hung in the through hole of the first connecting lug plate 206 and the through hole of the second connecting lug plate 102, the cable passes through a clamping groove 301 of a sliding side plate 3 at the rear side, the sliding side plate 3 slides downwards, the sliding side plate 3 is fixedly connected with the connecting and fixing box 2 through a screw, so that a dustproof filter screen 4 is fully contacted with the cable, the cable is straightened and arranged orderly, the spring buckle 5 on the wire clamping cover plate 205 is clamped with the buckle base 6 on the connecting and fixing box 2, and then the cable passes through the wire clamping groove 301 of the sliding side plate 3 at the front side, and the sliding side plate 3 is fixedly connected with the connecting and fixing box 2 through screws.

As shown in fig. 1 and 2, the upper side wall of the sliding connection side plate 3 is provided with a fixed ear plate 302, the upper side wall of the connection fixed box 2 is provided with a threaded hole 207, after a cable is placed in the wire clamping groove 301 of the wire clamping bottom plate 203 and the wire clamping groove 301 of the sliding connection side plate 3, the sliding connection side plate 3 is pressed downwards along the T-shaped sliding groove 202, and after no gap exists between the cable and the dust-proof filter screen 4, a screw passes through the fixed ear plate 302 and is riveted with the threaded hole 207 of the upper side wall of the connection fixed box 2.

Wherein as shown in fig. 2 and 3, the clamping boss 101 and the clamping groove 201 are four, the first connecting ear plate 206 is in an L-shaped structure, and the upper side walls of the first connecting ear plate 206 and the second connecting ear plate 102 are provided with through holes.

Wherein as shown in fig. 3, the front side wall of the electrical housing 1 is provided with a wire inlet groove 103, the wire inlet groove 103 and the wire clamping groove 301 are in the same diameter structure, the buckle base 6 is fixedly connected with the lower side wall of the connection fixing box 2 through a rivet, the lower side wall inside the electrical housing 1 is provided with a fixing support 104, the fixing support 104 is fixedly connected with the circuit board 105 through a screw, and after the cable is firmly fixed on the connection fixing box 2, the cable passes through the wire inlet groove 103 and is electrically connected with the circuit board 105.

As shown in fig. 4, the lower side wall of the wire clamping cover plate 205 is bonded to the rubber cushion 8, two wire clamping bottom plates 203 are arranged, and the wire clamping cover plate 205 is pressed downward, so that the rubber cushion 8 tightly fixes the cable to the lower side wall of the connecting and fixing box 2.

One specific application of this embodiment is: the first step, pass the cable and advance line groove 103 and circuit board 105 electric connection, with joint boss 101 and joint recess 201 joint, connect the both ends of fastening spring 7 on first connection otic placode 206 and second connection otic placode 102 again, the second step, pass the cable card wire casing 301 of the sliding connection curb plate 3 of rear side, with sliding connection curb plate 3 with be connected fixed box 2 fixed connection through the screw, the third step, with the spring buckle 5 on the card line apron 205 and the buckle base 6 joint on being connected fixed box 2, pass the cable card wire casing 301 of the sliding connection curb plate 3 of front side again, and fix.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above is only the preferred embodiment of the present invention, and the present invention is not limited thereto, any technical solution recorded in the foregoing embodiments is modified, and some technical features are replaced by equivalent, all belonging to the protection scope of the present invention.

Claims

1. An electrical connection structure suitable for an electrical protection enclosure, comprising an electrical enclosure (1), characterized in that: the inner sides of the left side wall and the right side wall of the front end of the electric shell (1) are provided with clamping bosses (101), the clamping bosses (101) are clamped with clamping grooves (201) on a connecting and fixing box (2), the upper side wall of the connecting and fixing box (2) is provided with T-shaped sliding chutes (202), the T-shaped sliding chutes (202) are in sliding connection with sliding side plates (3), the lower side wall of the sliding side plates (3) is provided with clamping groove slots (301), dustproof filter screens (4) are bonded in the clamping groove slots (301), each dustproof filter screen (4) comprises a rubber outer ring (401) and a filter screen (402), the filter screens (402) are embedded in the rubber outer ring (401), the lower side wall of the connecting and fixing box (2) is provided with a clamping wire bottom plate (203), the side walls of the clamping wire bottom plate (203) are provided with clamping groove slots (301), the lower side wall of the connecting and fixing box (2) is provided with a fixing boss, fixed boss (204) are connected through pivot and card line apron (205) rotation, rivet and spring buckle (5) fixed connection are passed through on the right side of the last lateral wall of card line apron (205), spring buckle (5) and buckle base (6) joint, the left and right both sides wall of connecting fixed case (2) is provided with first connection otic placode (206), through-hole on first connection otic placode (206) passes through fastening spring (7) and the through-hole swing joint on second connection otic placode (102).

2. An electrical connection structure suitable for an electrical protection enclosure according to claim 1, wherein the upper side wall of the sliding side plate (3) is provided with a fixing lug plate (302), and the upper side wall of the connection fixing box (2) is provided with a threaded hole (207).

3. The electrical connection structure suitable for the electrical protection shell of claim 1, wherein the number of the clamping bosses (101) and the number of the clamping grooves (201) are four, and the first connecting ear plate (206) is in an L-shaped structure.

4. The electrical connection structure suitable for the electrical protection shell according to claim 1, wherein the front side wall of the electrical shell (1) is provided with a wire inlet groove (103), and the buckle base (6) is fixedly connected with the lower side wall of the connection fixing box (2) through a rivet.

5. An electrical connection structure adapted for an electrical protective enclosure according to claim 1, wherein the lower side wall of the card wire cover plate (205) is bonded to the rubber cushion (8), and the card wire base plate (203) is provided with two.

6. An electrical connection structure suitable for an electrical protection enclosure according to claim 1, characterized in that the lower side wall of the interior of the electrical enclosure (1) is provided with a fixing bracket (104), and the fixing bracket (104) is fixedly connected with a circuit board (105) by a screw.