Classifications

• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
  • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
  • H01R4/28—Clamped connections, spring connections
  • H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
  • H01R4/4809—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
  • H01R4/4828—Spring-activating arrangements mounted on or integrally formed with the spring housing
  • H01R4/48365—Spring-activating arrangements mounted on or integrally formed with the spring housing with integral release means

Definitions

• the present invention relates to a terminal with a current bar and at least one conductor receiving area for receiving at least one conductor and at least one clamping spring for clamping the conductor to make contact of the terminal to the conductor.
• a variety of terminals have become known in which a conductor without tools
• EP 1 081 790 A2 discloses a spring clip for connecting electrical conductors, in which a clamping spring with a clamping leg presses the inserted electrical conductor against a busbar so as to establish the electrical connection.
• the clamping spring is designed approximately U-shaped in order to apply the required clamping force.
• the busbar piece must form a terminal cage for the clamping spring, so that the spring is supported on one leg of the U-shaped busbar and presses with the other clamping leg the conductor against the other leg of the busbar.
• the clamping spring is designed to be relatively short in itself and only produces a low material consumption, is
• Busbar which serves as a terminal cage, generates a considerable material consumption and it is a large volume on the spring clip needed.
• Terminal has become known in which a clamping spring is used in the form of a closed loop and provided at one end of the clamping spring with a passage opening
• CONFIRMATION COPY is, by the at the other end of the clamping spring
• the current bar is U-shaped for secure reception and support of the clamping spring and receives at the two legs of the U 's the plant leg transverse to the current bar. Again, a relatively large amount of material for the design of the U-shaped
• a terminal according to the invention has a current bar and a conductor receiving area for receiving a conductor and a clamping spring for clamping the conductor.
• Clamping spring is designed as an open loop and has a plant leg and a clamping leg. In this case, the plant limb lies longitudinally on the current bar.
• Clamping leg is adapted to a in the
• the terminal according to the invention has many advantages.
• a significant advantage of the terminal according to the invention is realized by the designed as an open loop clamping spring.
• the voltage applied to the current bar support leg serves to support the clamping spring, wherein between the
• Clamping leg and the plant leg a conductor is receivable. Characterized in that the plant leg along the
• the plant leg engages behind the current bar from one side.
• the plant leg engages behind the current bar from one side.
• Clamping leg adapted to a received conductor from the other and opposite side against the
• the current bar can be easily inserted into the clamping spring during assembly.
• the plant leg and the clamping leg and the clamping spring are provided in total only on one side of the current bar, in which case the plant leg is fixed, for example by rivets or other mechanical connections to the current bar.
• this can be provided with a particularly good conductive coating or be provided from a correspondingly good conductive material or having a corresponding support layer or the like on the plant leg.
• the clamping spring is designed in particularsab Brind. At least when a conductor has been received in the terminal, the clamping leg rests against the received conductor on the terminal
• the clamping leg is supported on the current bar or the plant leg even if no conductor is inserted in the conductor receiving area.
• the clamping leg on the clamping region on lateral broadening in order to effect a particularly reliable clamping.
• the male conductor is made up of single wires
• individual wires in the side area are not always reliably clamped when no side widenings are provided.
• the clamping region is formed with the lateral broadening wider than the current bar.
• the lateral broadening can be executed, for example hammer-like.
• an opening device is provided.
• An opening device allows it via their operation to remove a conductor without the use of further tools from the terminal. It is particularly preferred that the opening device acts on both sides of the clamping leg.
• the opening device engages the lateral widenings on the clamping area.
• a symmetrical opening of the clamping spring is ensured, which ensures a particularly reliable function.
• the opening device engages the lateral
• the opening device is designed to be U-shaped at the point of attack and in particular has an insertion opening for a male conductor.
• an actuating device is the
• the clamping spring extends longer in the insertion direction of the conductor than transversely thereto in the clamping direction.
• a particular advantage of such a configuration is also that through the transverse to
• Insertion of the conductor can be arranged opener a total small-sized terminal available
• Clamping spring may be formed substantially strip-like. At the contact area lateral broadening can be provided. Overall, a geometrically simple development of a clamping spring is made possible, so that the clamping spring is produced as a stamped part only with very little waste from a plate. This enables an efficient and simple production method.
• Laderein insertion is higher than wide, since the arrangement of the longer in the longitudinal direction
• Clamping spring a reduction of the necessary space in two axes, namely in the pitch direction at terminal blocks and perpendicular thereto and perpendicular in the direction of height
• an opening device the For example, it is arranged transversely to the conductor insertion direction.
• Spring opener can attack more optimally. Since a clamping cage or the formation of a spring pocket on the current bar is not necessary, less material is required for the current bar and the lateral space requirement can be reduced.
• FIG. 1 perspective view of a
• Fig. 2 is a front view of an inventive
• Fig. 4 is a schematic side view of a
• FIG. 5 is a schematic side view of the terminal of Figure 4 with inserted conductor ..;
• Fig. 6 is a schematic side view of the terminal of Figure 4 with the clamping spring in the open position.
• Fig. 7 is a plan view of a development of the clamping spring;
• Terminal 1 described. 1 shows a perspective view of a terminal block 50, in which a plurality of terminals are provided in a housing 30. Each terminal 1 has one
• the housing 30 here consists of a front part 31 and a rear part 32, which are latched to each other during assembly.
• the front housing part 31 for example, outside of another housing, such.
• the opening devices 17 with the pushers, as well as the conductor insertion openings 28 with the arranged behind the conductor receiving areas 3 are accessible from the outside, while the rear part 32 is provided within the further housing.
• Figures 2 and 3 show a front view and a cross section AA a terminal according to the invention 1, which is designed here as a single terminal.
• Ladder receiving portion 3 can be clamped against a current bar 2.
• the clamping spring 5 is designed here as an open loop 6 and forms a self-supporting clamping spring, so that an outer clamping cage is not required.
• Investment limb 7 of the clamping spring 5 is located on one side 9 of the current bar 2, while on the opposite, other side 10 of the conductor receiving portion 3 is provided.
• Strombalkens 2 are provided for a good contact of a retractable conductor 4. If, on the other hand, the contact leg 7 is also provided on the other side 10 of the current bar 2, the contact leg 7 of the clamping spring 5 is connected to the current bar 2 by screwing, riveting or the like, for example. To record a good conductive electrical connection from a
• a surface coating of the clamping spring 5 is provided or the clamping spring can
• Insertion 26 of a conductor 4 is arranged. Thereby, the operation range of the opening device 17 of the
• the opening device 17 may be oriented in the direction of the conductor insertion opening 28, thus reaching into the terminal housing 31 from the right in FIG. 3. As a result, the height of the terminal 1 is again clear
• FIGS. 9 and 10 can be clearly seen that the opening device 17 even at a
• FIGS. 4 to 6 show different schematic side views of a connecting terminal 1 according to the invention and a clamping spring 5, respectively.
• FIG. 4 shows a schematic side view, in which the abutment limb 7 rests on the one side 9 of the current bar 2, while the clamping limb 8 makes contact with the clamping region 12 of the current bar 2 on the other side 10.
• the clamping spring 5 has two free pivot points 33 and 34, to which the clamping leg 8 is freely rotatably mounted during the opening and also during the closing movement.
• FIG. 6 shows the state of the clamping spring 5 in FIG.
• Figure 7 shows a plan view of a settlement 27, which clearly shows the strip-shaped outer contour of the clamping spring 5 of the settlement 27.
• the clamping area 12 At the clamping area 12 are the
• Total width 15 at the clamping area 12 is greater than the corresponding width 16 of the current bar.
• Fastener 35 may be provided to lock the clamping spring 5 to the housing or other components. It is also possible that the current bar is latched to the fastening means 35 in order to ensure a secure recording of the current bar 2 to the clamping spring 5.
• Figure 8 shows in a perspective view of the
• the clamping region of the clamping leg 8 has lateral
• opening device 17 is shown in FIG.
• Clamping area 12 of the clamping spring 5 at.
• Opener acts on the clamping leg 8 of the clamping spring 5. Between the guide portions 20 and 21 of the opening device 17, an insertion opening 23 for the conductor 4 is provided.
• the guide sections 21 and 22 are provided.
• a small construction terminal is made possible by the present invention, in which a simply constructed clamping spring 5 is used as an open loop 6.
• a clamping cage for the clamping spring 5 is not necessary, since the clamping spring 5 is self-supporting formed.
• the height of the terminal 1 in the clamping direction 24 can be reduced.

Landscapes

• Connections Arranged To Contact A Plurality Of Conductors (AREA)
• Connection Of Batteries Or Terminals (AREA)

Priority Applications (1)

Applications Claiming Priority (2)

Publications (1)

Family

ID=44629397

Family Applications (1)

Country Status (3)

Cited By (9)

Families Citing this family (31)

Citations (8)

Family Cites Families (8)

• 2010
  • 2010-07-02 DE DE102010025930.6A patent/DE102010025930B4/de active Active
• 2011
  • 2011-06-27 CN CN201810259136.2A patent/CN108493630A/zh active Pending
  • 2011-06-27 WO PCT/EP2011/003156 patent/WO2012000639A1/de active Application Filing
  • 2011-06-27 CN CN201180037738XA patent/CN103038946A/zh active Pending

Patent Citations (8)

Also Published As

Similar Documents

Legal Events