CN209896313U - Quick connector for connecting terminal - Google Patents
Quick connector for connecting terminal Download PDFInfo
- Publication number
- CN209896313U CN209896313U CN201920257886.6U CN201920257886U CN209896313U CN 209896313 U CN209896313 U CN 209896313U CN 201920257886 U CN201920257886 U CN 201920257886U CN 209896313 U CN209896313 U CN 209896313U
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- insulating
- sleeve
- insulating sleeve
- conductive
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Abstract
The utility model relates to an electric power tool field, a quick connector for connecting terminal specifically, including wire plug and terminal socket, the wire plug includes first insulating sleeve, electrically conduct insert indicate and first locking wire mechanism, electrically conduct insert the preceding terminal surface that indicates and be equipped with first insulating arc extinguishing cap and arc extinguishing grid conductive sleeve, electrically conduct insert the rear end that indicates and be equipped with the plug wire hole, the terminal socket includes binding post, second insulating sleeve, conductive cylinder, spring and second insulating arc extinguishing cap of setting in conductive cylinder, binding post and conductive cylinder carry out the conductive connection, first insulating sleeve can overlap outside second insulating sleeve and articulate through the locking mechanism, first insulating arc extinguishing cap can push second insulating arc extinguishing cap to conductive cylinder in, and make the arc extinguishing grid conductive sleeve get into conductive cylinder and laminate with it, thereby make wire and binding post electrically conduct and connect; the beneficial effects of the utility model are that can be in the same place wire and binding post high-speed joint, and the simple operation, firm in connection, safe waterproof.
Description
Technical Field
The utility model relates to an electric power tool field specifically is a quick connector for connecting terminal.
Background
At present, a cable core is generally inserted into a wire inserting tube of a wiring terminal in a connection mode of a cable and the wire inserting tube is squeezed by a clamp to deform and compress the cable, the tensile strength is not high and hidden troubles exist in the connection mode of crimping, the wire inserting tube and the cable core are easy to deform to generate gaps due to the effects of expansion with heat and contraction with cold after the wiring terminal and the cable core are used for a long time, risks such as fire, ignition or circuit breaking can occur, serious potential safety hazards exist, the connection mode consumes time and labor, the installation efficiency is low, and the connection mode is not suitable for high-altitude operation.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model discloses a task is to provide a quick connector for connecting terminal, can be in the same place cable core and binding post high-speed joint, and the simple operation, firm in connection, safe waterproof.
The utility model discloses the task is realized through following technical scheme:
a quick connector for connecting terminals comprises a wire plug and a terminal socket, wherein the wire plug comprises a first insulating sleeve with two open ends, a conductive insertion finger which is arranged in the first insulating sleeve and is fixedly connected with the first insulating sleeve, and a first locking mechanism which is fixedly connected with the rear end of the first insulating sleeve, a first insulating arc-extinguishing cap is arranged on the front end surface of the conductive insertion finger, an arc-extinguishing grid conductive sleeve is sleeved on the conductive insertion finger close to the first insulating arc-extinguishing cap, a wire insertion hole which can be inserted by a wire and is in conductive connection with the wire is arranged at the rear end of the conductive insertion finger, the first locking mechanism comprises a wire locking seat and a wire locking nut, one end of the wire locking seat is fixedly connected with the rear end of the first insulating sleeve, a conical elastic pressing sleeve which is formed by surrounding a plurality of elastic sheets is arranged at the other end of the wire locking seat, a rubber sleeve is arranged on the inner ring of the elastic pressing sleeve, an outer thread section is arranged on, a conical inner cavity corresponding to the elastic pressing sleeve is arranged in the wire locking nut, and the wire locking nut is screwed relative to the wire locking seat, so that the conical inner cavity can extrude the elastic pressing sleeve to shrink, and a lead is locked through the rubber sleeve; the terminal socket comprises a wiring terminal, a second insulating sleeve fixedly connected to one end of the wiring terminal, a conductive cylinder fixedly connected to the second insulating sleeve, a spring and a second insulating arc-extinguishing cap, wherein the conductive cylinder is arranged in the second insulating sleeve, the spring and the second insulating arc-extinguishing cap are arranged in the conductive cylinder, the wiring terminal and the conductive cylinder are in conductive connection, one end of the spring is abutted to the bottom of the conductive cylinder, the other end of the spring is abutted to the second insulating arc-extinguishing cap to enable the second insulating arc-extinguishing cap to protrude out of a port of the conductive cylinder, the first insulating sleeve can be sleeved outside the second insulating sleeve and is hung through a locking mechanism, the first insulating arc-extinguishing cap can push the second insulating arc-extinguishing cap into the conductive cylinder, and the first insulating arc-extinguishing grid conductive sleeve enters the conductive cylinder and.
Preferably, the arc-extinguishing grid conductive sleeve has elasticity and the diameter of the arc-extinguishing grid conductive sleeve is larger than the inner diameter of the conductive cylinder, so that the arc-extinguishing grid conductive sleeve can deform in the conductive cylinder to increase the conductive contact area with the conductive cylinder.
Preferably, the structure of the locking mechanism is as follows: the outer wall of the second insulating sleeve is provided with at least one hanging groove, the hanging groove is composed of a straight groove axially arranged along the second insulating sleeve and a hook groove arranged at the tail end of the straight groove, the other end of the straight groove extends to the end part of the second insulating sleeve, the inner wall of the first insulating sleeve is provided with a hanging pin matched with the hanging groove, the inner diameter of the first insulating sleeve is slightly larger than the outer diameter of the second insulating sleeve, so that the first insulating sleeve can be sleeved outside the second insulating sleeve, and the first insulating sleeve and the second insulating sleeve are mutually hung and buckled or separated by relatively rotating the first insulating sleeve and the second insulating sleeve.
Preferably, the rear end of the second insulating arc-extinguishing cap is provided with a limiting boss, so that the second insulating arc-extinguishing cap cannot freely slide out of the port of the conductive cylinder.
Preferably, a sealing rubber ring is further sleeved on the first insulating sleeve or the second insulating sleeve, and when the first insulating sleeve is sleeved with the second insulating sleeve, the sealing rubber ring deforms under the extrusion of the first insulating sleeve and the second insulating sleeve so as to seal a gap between the first insulating sleeve and the second insulating sleeve.
Preferably, the conductive fingers and the first insulating sleeve are detachably and fixedly connected by pins.
Preferably, the wiring terminal and the conductive cylinder are of an integrated structure or two independent structures fixedly connected, and the wiring terminal and the conductive cylinder are arranged in the same direction or in a perpendicular mode.
The utility model has the advantages that: the cable plug and the terminal socket are inserted together, the first insulating sleeve can be sleeved outside the second insulating sleeve and is hung through the locking mechanism, the first insulating arc-extinguishing cap can push the second insulating arc-extinguishing cap into the conductive cylinder, and the arc-extinguishing grid conductive sleeve enters the conductive cylinder and is attached to the conductive cylinder, so that the wire is conductively connected with the wiring terminal; the wire plug is in conductive connection with the conductive cylinder of the terminal socket through the arc-extinguishing grid conductive sleeve, and the arc-extinguishing grid conductive sleeve is of a grid structure, so that the burning loss of the electric arc to the contact can be reduced, the space for electric arc expansion is limited, and the power utilization safety is further increased; the lock wire seat is provided with a conical elastic pressing sleeve formed by enclosing a plurality of elastic sheets, the inner ring of the elastic pressing sleeve is provided with a rubber sleeve, the lock wire nut is provided with a corresponding conical side wall, the elastic pressing sleeve is circumferentially extruded through the conical side wall to deform towards the axis to clamp the cable, so that the design of the elastic pressing sleeve becomes simpler and more convenient, the elastic pressing sleeve is formed by enclosing a plurality of elastic sheets, one end of each elastic sheet is fixedly connected, the other end of each elastic sheet is arranged at intervals and faces towards the tapered side wall reducing end, the elastic pressing sleeve is convenient to bend towards the axis under the circumferential extrusion of the conical side wall to clamp the wire, the rubber sleeve is arranged in the elastic pressing sleeve, the locking friction force of the elastic pressing sleeve on the wire can be increased, and meanwhile, the wire can be effectively prevented from being; and fourthly, after the wire plug and the terminal socket are connected in an inserting mode, the outer layer protection is carried out through the first insulating sleeve and the second insulating sleeve which are mutually sleeved, the waterproof sealing is carried out between the first insulating sleeve and the second insulating sleeve through the sealing rubber ring, the waterproof performance is good, and the use is safe and reliable.
Drawings
FIG. 1 is a schematic view of a quick connector for connecting terminals in embodiment 1;
FIG. 2 is an exploded view of the wire plug of FIG. 1;
FIG. 3 is an exploded view of the terminal socket of FIG. 1;
fig. 4 is a schematic structural view of a quick connector for connecting terminals in embodiment 2.
The wire plug 1, the first insulating sleeve 11, the conductive insertion finger 12, the first insulating arc-extinguishing cap 121, the arc-extinguishing grid conductive sleeve 122, the wire insertion hole 123, the pin 124, the first wire locking mechanism 13, the wire locking seat 131, the elastic pressing sleeve 1311, the rubber sleeve 1312, the wire locking nut 132, the terminal socket 2, the wiring terminal 21, the second insulating sleeve 22, the hanging groove 221, the straight groove 2211, the hook groove 2212, the sealing rubber ring 222, the conductive cylinder 23, the spring 24, the second insulating arc-extinguishing cap 25 and the limiting boss 251.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1:
as shown in fig. 1-3, the quick connector for connecting terminals includes a wire plug 1 and a terminal socket 2, wherein the wire plug 1 includes a first insulating sleeve 11 with openings at two ends, a conductive finger 12 disposed in the first insulating sleeve 11 and fixedly connected thereto, and a first wire locking mechanism 13 fixedly connected to a rear end of the first insulating sleeve 11, a first insulating arc-extinguishing cap 121 is disposed on a front end surface of the conductive finger 12, an arc-extinguishing grid conductive sleeve 122 is sleeved on the conductive finger 12 near the first insulating arc-extinguishing cap 121, a wire insertion hole 123 for a wire to be inserted and electrically connected thereto is disposed at a rear end of the conductive finger 12, the first wire locking mechanism 13 includes a wire locking base 131 and a wire locking nut 132, one end of the wire locking base 131 is fixedly connected to a rear end of the first insulating sleeve 11, a tapered elastic pressing sleeve 1311 formed by enclosing a plurality of elastic pieces is disposed at the other end, a rubber sleeve 1312 is disposed inside the elastic pressing sleeve 1311, the locking wire seat 131 is provided with an external thread section, the locking wire nut 132 can be in threaded connection with the locking wire seat 131, a tapered inner cavity corresponding to the elastic pressing sleeve 1311 is formed in the locking wire nut 132, and the locking wire nut is screwed up relative to the locking wire seat 131, so that the tapered inner cavity can extrude the elastic pressing sleeve 1311 to shrink, and a conducting wire is locked through the rubber sleeve 1312; the terminal socket 2 comprises a connecting terminal 21, a second insulating sleeve 22 fixedly connected with one end of the connecting terminal 21, a conductive cylinder 23 arranged in the second insulating sleeve 22 and fixedly connected with the second insulating sleeve, a spring 24 arranged in the conductive cylinder 23 and a second insulating arc-extinguishing cap 25, wherein the connecting terminal 21 is in conductive connection with the conductive cylinder 23, one end of the spring 24 is abutted against the bottom of the conductive cylinder 23, the other end is abutted against the second insulating arc-extinguishing cap 25 to enable the second insulating arc-extinguishing cap to protrude out of the port of the conductive cylinder 23, the second insulating arc-extinguishing cap 25 can slide along the inner wall of the conductive cylinder 23 in a reciprocating manner, the first insulating sleeve 11 can be sleeved outside the second insulating sleeve 22 and is hung by a locking mechanism, and the first insulating arc-extinguishing cap 121 can push the second insulating arc-extinguishing cap 25 into the conductive cylinder 23, and the arc-extinguishing grid conductive sleeve 122 is inserted into the conductive cylinder 23 and is fitted thereto, so that the wire is conductively connected to the terminal 21.
The arc-extinguishing grid conductive sleeve 122 has elasticity and a diameter larger than the inner diameter of the conductive cylinder 23, so that the arc-extinguishing grid conductive sleeve 122 can deform in the conductive cylinder 23 to increase the conductive contact area with the conductive cylinder 23.
The structure of the locking mechanism is as follows: the outer wall of the second insulating sleeve 22 is provided with at least one hanging groove 221, the hanging groove 221 is composed of a straight groove 2211 axially arranged along the second insulating sleeve 22 and a hook groove 2212 arranged at the tail end of the straight groove 2211, the other end of the straight groove 2211 extends to the end of the second insulating sleeve 22, the inner wall of the first insulating sleeve 11 is provided with a hanging pin (not shown in the drawing) matched with the hanging groove 221, the inner diameter of the first insulating sleeve 11 is slightly larger than the outer diameter of the second insulating sleeve 22 so that the first insulating sleeve 11 can be sleeved outside the second insulating sleeve 22, and the hanging pin and the hanging groove 221 are hung and buckled with each other or separated from each other by relatively rotating the first insulating sleeve 11 and the second insulating sleeve 22.
The rear end of the second insulating arc-extinguishing cap 25 is provided with a limit boss 251, so that the second insulating arc-extinguishing cap 25 cannot freely slide out of the port of the conductive cylinder 23.
The second insulating sleeve 22 is further sleeved with a sealing rubber ring 222, and when the first insulating sleeve 11 is sleeved with the second insulating sleeve 22, the sealing rubber ring 222 deforms under the extrusion of the first insulating sleeve 11 and the second insulating sleeve 22 so as to seal a gap between the first insulating sleeve 11 and the second insulating sleeve 22.
The conductive fingers 12 and the first insulating sleeve 11 are detachably and fixedly connected by means of pins 124.
The wiring terminal 21 and the conductive cylinder 23 are two independent structures fixedly connected, and the wiring terminal 21 and the conductive cylinder 23 are arranged in the same direction.
Example 2:
on the basis of the technical scheme of the embodiment 1, the directions of the wire connecting terminal and the guide cylinder are changed:
as shown in fig. 4, the terminal 21 and the conductive barrel 23 may be arranged vertically.
The utility model has the advantages that: firstly, the operation is convenient and fast, the connection is firm, when in use, a cable conducting wire is directly inserted into the wire inserting hole 123 of the conducting wire plug 1 and the screw cap is screwed so as to lock the cable, then the conducting wire plug 1 and the terminal socket 2 are oppositely inserted together, the first insulating sleeve 11 can be sleeved outside the second insulating sleeve 22 and is hung through the locking mechanism, the first insulating arc-extinguishing cap 121 can push the second insulating arc-extinguishing cap 25 into the conductive cylinder 23, and the arc-extinguishing grid conductive sleeve 122 enters the conductive cylinder 23 and is attached to the conductive cylinder, so that the conducting wire is conductively connected with the wiring terminal 21; the wire plug 1 is conductively connected with the conductive cylinder 23 of the terminal socket 2 through the arc-extinguishing grid conductive sleeve 122, and the arc-extinguishing grid conductive sleeve 122 is of a grid structure, so that the burning loss of an electric arc to a contact and the space for limiting the expansion of the electric arc can be reduced, and the power utilization safety is further increased; the wire locking seat 131 is provided with a tapered elastic pressing sleeve 1311 which is formed by enclosing a plurality of elastic sheets, the inner ring of the elastic pressing sleeve 1311 is provided with a rubber sleeve 1312, the wire locking nut 132 is provided with a corresponding tapered side wall, the elastic pressing sleeve 1311 is circumferentially extruded by the tapered side wall to enable the elastic pressing sleeve 1311 to deform towards the axis to clamp the cable, so that the design of the elastic pressing sleeve 1311 is simpler and more convenient, the elastic pressing sleeve 1311 is formed by enclosing a plurality of elastic sheets, one end of each elastic sheet is fixedly connected, the other end of each elastic sheet is arranged at intervals and faces towards the tapered side wall reducing end, therefore, the elastic pressing sleeve 1311 is convenient to bend towards the axis under the circumferential extrusion of the tapered side wall to clamp the wire, the rubber sleeve 1312 is arranged in the elastic pressing sleeve 1311, the locking friction force of the elastic pressing sleeve 1311 to the wire can be increased; after the wire plug 1 and the terminal socket 2 are plugged, the outer layer protection is carried out through the first insulating sleeve 11 and the second insulating sleeve 22 which are mutually sleeved, and the waterproof sealing is carried out between the first insulating sleeve 11 and the second insulating sleeve 22 through the sealing rubber ring 222, so that the waterproof performance is good, and the use is safe and reliable.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (7)
1. The quick connector for the connecting terminal is characterized by comprising a wire plug and a terminal socket, wherein the wire plug comprises a first insulating sleeve with openings at two ends, a conductive inserting finger which is arranged in the first insulating sleeve and is fixedly connected with the first insulating sleeve, and a first wire locking mechanism which is fixedly connected with the rear end of the first insulating sleeve, a first insulating arc extinguishing cap is arranged on the front end surface of the conductive inserting finger, an arc extinguishing grid conductive sleeve is sleeved on the conductive inserting finger at a position close to the first insulating arc extinguishing cap, a wire inserting hole which can be inserted by a wire and is electrically connected with the wire is arranged at the rear end of the conductive inserting finger, the first wire locking mechanism comprises a wire locking seat and a wire locking nut, one end of the wire locking seat is fixedly connected with the rear end of the first insulating sleeve, a conical elastic pressing sleeve which is formed by surrounding a plurality of elastic sheets is arranged at the other end of the wire locking seat, a rubber sleeve is arranged on the inner ring of the elastic pressing sleeve, an outer thread section is, a conical inner cavity corresponding to the elastic pressing sleeve is arranged in the wire locking nut, and the wire locking nut is screwed relative to the wire locking seat, so that the conical inner cavity can extrude the elastic pressing sleeve to shrink, and a lead is locked through the rubber sleeve; the terminal socket comprises a wiring terminal, a second insulating sleeve fixedly connected to one end of the wiring terminal, a conductive cylinder fixedly connected to the second insulating sleeve, a spring and a second insulating arc-extinguishing cap, wherein the conductive cylinder is arranged in the second insulating sleeve, the spring and the second insulating arc-extinguishing cap are arranged in the conductive cylinder, the wiring terminal and the conductive cylinder are in conductive connection, one end of the spring is abutted to the bottom of the conductive cylinder, the other end of the spring is abutted to the second insulating arc-extinguishing cap to enable the second insulating arc-extinguishing cap to protrude out of a port of the conductive cylinder, the first insulating sleeve can be sleeved outside the second insulating sleeve and is hung through a locking mechanism, the first insulating arc-extinguishing cap can push the second insulating arc-extinguishing cap into the conductive cylinder, and the first insulating arc-extinguishing grid conductive sleeve enters the conductive cylinder and.
2. A quick-connect terminal according to claim 1, wherein the arc-extinguishing grid conductive sleeve is elastic and has a diameter larger than the inner diameter of the conductive barrel, so that the arc-extinguishing grid conductive sleeve can be deformed in the conductive barrel to increase the conductive contact area with the conductive barrel.
3. A quick connector as claimed in claim 1, wherein the latching mechanism is configured to: the outer wall of the second insulating sleeve is provided with at least one hanging groove, the hanging groove is composed of a straight groove axially arranged along the second insulating sleeve and a hook groove arranged at the tail end of the straight groove, the other end of the straight groove extends to the end part of the second insulating sleeve, the inner wall of the first insulating sleeve is provided with a hanging pin matched with the hanging groove, the inner diameter of the first insulating sleeve is slightly larger than the outer diameter of the second insulating sleeve, so that the first insulating sleeve can be sleeved outside the second insulating sleeve, and the first insulating sleeve and the second insulating sleeve are mutually hung and buckled or separated by relatively rotating the first insulating sleeve and the second insulating sleeve.
4. The quick connector for connecting terminals according to claim 1, wherein the second insulating arc-extinguishing cap is provided at a rear end thereof with a limit boss so that the second insulating arc-extinguishing cap cannot freely slide out of the port of the conductive barrel.
5. A quick connector according to claim 1, wherein the first insulating sleeve or the second insulating sleeve is further sleeved with a sealing rubber ring, and when the first insulating sleeve is sleeved with the second insulating sleeve, the sealing rubber ring deforms under the extrusion of the first insulating sleeve and the second insulating sleeve so as to seal a gap between the first insulating sleeve and the second insulating sleeve.
6. A quick connector according to claim 1, wherein said conductive finger and said first insulating sleeve are detachably and fixedly connected by a pin.
7. A quick connector as claimed in claim 1, wherein the connecting terminal is integrated with the conductive barrel or fixedly connected to the conductive barrel, and the connecting terminal is disposed in the same direction or perpendicular to the conductive barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920257886.6U CN209896313U (en) | 2019-02-28 | 2019-02-28 | Quick connector for connecting terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920257886.6U CN209896313U (en) | 2019-02-28 | 2019-02-28 | Quick connector for connecting terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209896313U true CN209896313U (en) | 2020-01-03 |
Family
ID=69016762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920257886.6U Withdrawn - After Issue CN209896313U (en) | 2019-02-28 | 2019-02-28 | Quick connector for connecting terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209896313U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109888560A (en) * | 2019-02-28 | 2019-06-14 | 广州番禺电缆集团有限公司 | A kind of quick connector for connection terminal |
-
2019
- 2019-02-28 CN CN201920257886.6U patent/CN209896313U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109888560A (en) * | 2019-02-28 | 2019-06-14 | 广州番禺电缆集团有限公司 | A kind of quick connector for connection terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200103 Effective date of abandoning: 20230530 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20200103 Effective date of abandoning: 20230530 |