TWI666837B - Terminal block - Google Patents

Abstract

The invention discloses a terminal block, which comprises a base body, a movable member, a metal elastic member, a first signal element and a second signal element. The base body has a first receiving groove and a second receiving groove. One end of the movable member is provided with an abutment member, and the other end of the movable member is provided with two swing arms, and the two swing arms are connected to both sides of the base body. The metal elastic member is disposed in the first receiving groove, and one end of the metal elastic member has two first abutment portions. The first signal element is disposed in the second receiving groove, and one end of the first signal element has a first contact portion and a second abutment portion. The second signal element is disposed in the second receiving slot. One end of the second signal element has a second contact portion, and the second contact portion contacts the first contact portion and forms a signal loop. When the movable part is pressed, the movable part drives the two first abutting parts to move, the abutting part drives the second abutting part to move, and then the first contact part leaves the second contact part, and the signal circuit is in an open state.

Description

Terminal block

The invention relates to a terminal block, in particular to a metal elastic member driven by pressing a movable member, so that after the wire enters the accommodation space from the passage hole, it can be penetrated into the metal elastic member and pressed down and vacated. Space, after the movable member is released, the metal elastic member lifts up and clamps the wire, and the abutting member of the movable member abuts against the second abutting portion of the first signal element, so that the first contact portion thereof leaves the second The second contact portion of the signal element is in an open state to indicate that the wire has been inserted into the terminal block in the terminal block.

Generally speaking, the electrical connection between common electronic components is mostly completed by wires. The conventional connection method is to solder the wires to the electronic components, or directly screw the screws; therefore, it is known that The installation method is relatively inconvenient; on the other hand, the question of whether to connect the wires on the substrate needs to be checked one by one to confirm, which is another inconvenience of the conventional installation method.

Therefore, the present invention strives to study the direction in which wires can be conveniently installed and confirm whether the wires are installed, so as to propose a connection method or device that can solve the above problems.

In view of the above-mentioned conventional problems, an object of the present invention is to provide a terminal block for solving the problems faced in the conventional technology.

Based on the above object, the present invention provides a terminal block for connecting wires. The terminal block includes a base body, a movable member, a metal elastic member, a first signal element and a second signal element. base The seat body includes a casing and a side cover. The housing has a first accommodation groove and a second accommodation groove. The first accommodation groove forms a first opening on one side of the housing, the second accommodation groove forms a second opening on the side of the housing and forms a first opening on one end of the housing. Three openings, the other side of the shell has a first through hole, the bottom surface of the shell has three pin holes of the first pin hole, the second pin hole and the third pin hole, and the other end of the shell has a wire passing therethrough The channel cover communicates with the first receiving groove; the side cover connects the side of the casing and covers the first opening and the second opening, and the side cover has a second through hole corresponding to the first through hole. One end of the movable member is a pressing end, and an abutting member is provided on the inner side of the pressing end. The other end of the movable member is extended to form two swing arms. One of the swing arms is connected to the other side of the casing with the first through hole and the other swing arm shaft. Connected to the side cover, the inner sides of the two swivel arms respectively form abutment grooves corresponding to the first through hole and the second through hole. The metal elastic member is disposed in the first accommodating groove. One end of the metal elastic member has two first abutting portions, and one of the first abutting portions passes through the first through hole and abuts on one of the abutting grooves. The other first abutting portion passes through the second through hole and abuts the other abutting groove. The other end of the metal elastic member has a first pin, and the first pin passes through a corresponding one of the pin holes. The first signal element is disposed in the second accommodating slot. One end of the first signal element has a first contact portion, a second abutment portion adjacent to the first contact portion and partially protrudes beyond the third opening. The first signal The other end of the component has a second pin, and the second pin passes through a corresponding one of the pin holes. The second signal element is disposed in the second accommodating slot. One end of the second signal element has a second contact portion, the other end of the second signal element has a third pin, and the third pin passes through a corresponding one of the pins. Foot holes. Wherein, when the movable member is rotated and displaced in the direction of the pin hole by external force, the two abutting grooves drive the two first abutment portions of the metal elastic member to be displaced in the direction of the pin hole, and the first contact portion contacts the second contact. The signal circuit of the channel state is formed when the abutment piece abuts against the second abutment portion and the second abutment portion is displaced in the direction of the passage hole, the second abutment portion drives the first contact portion away from the second contact portion, The signal loop is open.

Preferably, the side of the casing may have a plurality of engaging portions, and the side cover has a plurality of engaging holes corresponding to the plurality of engaging portions.

Preferably, the other side of the housing may have a shaft connection hole, the side cover has another shaft connection hole, and the two pivot arms respectively have shaft connection portions corresponding to the two shaft connection holes.

Preferably, the two sides of the casing near the top end can be respectively extended to form extension portions, and the two rotating arms respectively abut against the corresponding extension portions.

Preferably, the terminal block can be disposed on the substrate, and the first pin, the second pin, and the third pin are inserted on the substrate.

Preferably, one side of the first receiving groove corresponding to the top end of the base body may have a notch, a gap, or a convex portion.

According to the above description, the terminal block of the present invention pushes down the metal elastic member by pressing the movable member, so that after the wire enters the accommodating space through the passage hole, it can penetrate into the space vacated by the metal elastic member after being pressed, After loosening the movable member, the metal elastic member lifts up and clamps the wire, and the abutting member of the movable member abuts against the second abutment portion of the first signal element, so that the first contact portion thereof leaves the second signal element. The second contact portion is in an open state to indicate that the wire has been inserted into the terminal block of the terminal block.

100‧‧‧Terminal Block

101‧‧‧ the first receiving slot

1011‧‧‧First opening

1012‧‧‧ gap

102‧‧‧Second accommodation slot

1021‧‧‧Second opening

1022‧‧‧ Third opening

103‧‧‧First through hole

104‧‧‧pin hole

105‧‧‧channel hole

106‧‧‧Second through hole

107‧‧‧ Engagement Department

108‧‧‧ engagement hole

109‧‧‧shaft hole

110‧‧‧ base body

111‧‧‧shell

112‧‧‧side cover

113‧‧‧ extension

114‧‧‧ the second joint

115‧‧‧ the first fixing groove

116‧‧‧Second fixing groove

120‧‧‧Event

121‧‧‧Pressing end

1211‧‧‧Abutment

122‧‧‧Boom

123‧‧‧Abutment slot

124‧‧‧Shaft joint

130‧‧‧Metal elastic parts

131‧‧‧First abutment section

132‧‧‧first pin

133‧‧‧Bend

140‧‧‧First Signal Element

141‧‧‧First contact

142‧‧‧Second abutting section

143‧‧‧second pin

144‧‧‧First Joint

145‧‧‧First fixed part

150‧‧‧Second Signal Element

151‧‧‧Second contact section

152‧‧‧ third pin

153‧‧‧Second Fixing Section

160‧‧‧ substrate

200‧‧‧ Lead

Figure 1 is an exploded view of the terminal block of the present invention.

Fig. 2 is a first sectional view of a terminal block according to the present invention.

Fig. 3 is a second sectional view of the terminal block of the present invention.

FIG. 4 is a first schematic diagram of a terminal block according to the present invention.

FIG. 5 is a second schematic diagram of the terminal block of the present invention.

FIG. 6 is a first schematic diagram of the base body of the terminal block of the present invention.

FIG. 7 is a schematic diagram of a side cover of a terminal block according to the present invention.

Fig. 8 is a schematic diagram of a movable part of the terminal block of the present invention.

FIG. 9 is a schematic diagram of a metal elastic member of a terminal block of the present invention.

FIG. 10 is a schematic diagram of a first signal element of a terminal block of the present invention.

FIG. 11 is a partial schematic view of a housing of a terminal block according to the present invention.

FIG. 12 is a cross-sectional view of the housing of the terminal block and the first signal element of the present invention.

FIG. 13 is a schematic diagram of the second signal element of the terminal block of the present invention.

FIG. 14 is a second schematic diagram of the base body of the terminal block of the present invention.

In order to better understand the features, contents and advantages of the present invention and the effects that can be achieved, the present invention is described in detail with the drawings in the form of examples, and the main purpose of the drawings is only The use of illustrations and auxiliary descriptions may not be the actual proportions and precise configurations after the implementation of the present invention, so the accompanying drawings should not be interpreted and limited to the scope of rights of the present invention in actual implementation.

The advantages, features, and technical methods of the present invention will be described in more detail with reference to the exemplary embodiments and the accompanying drawings for easier understanding, and the present invention may be implemented in different forms, so it should not be understood to be limited to this The embodiments described herein, on the contrary, to those having ordinary knowledge in the technical field, the embodiments provided will make this disclosure more thoroughly and comprehensively and completely convey the scope of the invention, and the invention will only be appended As defined by the scope of patent applications.

Please refer to FIGS. 1 to 13; FIG. 1 is an exploded view of the terminal block of the present invention; FIG. 2 is a first cross-sectional view of the terminal block of the present invention; and FIG. Two sectional views; Figure 4 is the first schematic diagram of the terminal block of the present invention; Figure 5 is the first schematic diagram of the terminal block of the present invention Two diagrams; Figure 6 is the first schematic diagram of the base body of the terminal block of the present invention; Figure 7 is a schematic diagram of the side cover of the terminal block of the present invention; Figure 8 is the activities of the terminal block of the present invention Figure 9 is a schematic diagram of the metal elastic part of the terminal block of the present invention; Figure 10 is a schematic diagram of the first signal element of the terminal block of the present invention; Figure 11 is a schematic view of the terminal block of the present invention Partial diagram of the housing; FIG. 12 is a cross-sectional view of the housing and the first signal element of the terminal block of the present invention; FIG. 13 is a schematic diagram of the second signal element of the terminal block of the present invention. As shown in the figure, the terminal block 100 of the present invention is used to connect the wires 200. The terminal block 100 includes a base body 110, a movable member 120, a metal elastic member 130, a first signal element 140 and a second signal element 150. The metal elastic member 130, the first signal element 140, and the second signal element 150 are disposed in the base body 110, and the movable member 120 is movably reciprocated relative to the base body 110.

Continuing, the base body 110 includes a casing 111 and a side cover 112; the casing 111 has a first receiving groove 101 and a second receiving groove 102. The first receiving groove 101 forms a first opening 1011 on one side of the casing 111. The second receiving groove 102 forms a second opening 1021 on the side of the casing 111 and a third opening 1022 on one end of the casing. The other side of the casing 111 has a first through hole 103, and the bottom surface of the casing has a first pin. Hole, second pin hole and third pin hole 104 of the third pin hole, the other end of the housing has a channel hole 105 through which the wire 200 passes, and the channel hole 105 communicates with the first receiving slot 101.

The side cover 112 is connected to the side of the casing 111 and covers the first opening 1011 and the second opening 1021. The side cover 112 has a second through hole 106 corresponding to the first through hole 103.

One end of the movable member 120 is a pressing end 121. An abutting member 1211 is provided on the inner side of the pressing end 121. The other end of the movable member 120 extends to form two swing arms 122. One of the swing arms 122 is axially connected to the housing 111 and has a first through hole 103. On the other side, the other swing arm 122 is axially connected to the side cover 112, and the inner sides of the two swing arms 122 respectively form abutment grooves 123 corresponding to the first through hole 103 and the second through hole 106.

The metal elastic member 130 is disposed in the first receiving groove 101. One end of the metal elastic member 130 has two first abutting portions 131. One of the first abutting portions 131 passes through the first through hole 103 and abuts thereon. In one abutting groove 123, another first abutting portion 131 passes through the second through hole 106 and abuts in another abutting groove 123. The other end of the metal elastic member 130 has a first pin 132. The pin 132 passes through one of the corresponding pin holes 104 (referred to as a first pin hole). The metal elastic member 130 has a bent portion 133, and two ends of the bent portion respectively extend to form one end having two first abutting portions 131 and the other end having a first pin 132.

The first signal element 140 is disposed in the second accommodating groove 102. One end of the first signal element 140 has a first contact portion 141, a second abutment portion 142 adjacent to the first contact portion 141, and a portion of the second abutment portion. 142 protrudes beyond the third opening 1022. The other end of the first signal element 140 has a second pin 143, and the second pin 143 passes through a corresponding one of the pin holes 104 (referred to as a second pin hole). Among them, the first signal element 140 has a first joint portion 144 adjacent to the second pin 143, which is a second combination corresponding to the pin hole 104 corresponding to the second pin in the second receiving slot 102 corresponding to the housing 111. Part 114, the first joint part 144 and the second joint part 114 are respectively composed of a plurality of corresponding convex parts and concave parts, and the first joint part 144 and the second joint part 114 can be alternately connected; the first signal element 140 is There is a first fixing portion 145 between the pin 143 and the second abutting portion 142, which corresponds to the first fixing groove 115 in the second receiving groove 102 of the housing 111, and the first fixing portion 145 is clamped on In the first fixing groove 115.

The second signal element 150 is disposed in the second receiving slot 102. One end of the second signal element 150 has a second contact portion 151, and the other end of the second signal element 150 has a third pin 152 and a third pin 152. Pass the corresponding one of the pin holes 104 (referred to as the third pin hole). Among them, the second signal element 150 has a second fixing portion 153 adjacent to the second contact portion 151, which corresponds to the second fixing groove 116 in the second receiving groove 102 of the housing 111, and the second fixing portion 153 is clamped in In the second fixing groove 116.

Among them, when the movable member 120 is pivoted and displaced toward the pin hole 104 (ie, the bottom of the casing 111) by using the shaft to connect the casing 111 and the side cover 112 by an external force, the movable member 120 abuts against the groove 123. The first abutting portion 131 of the metal elastic member 130 bis is displaced in the direction of the pin hole 104.

However, before the movable member 120 receives the external force, the first contact portion 141 of the first signal element 140 and the second contact portion 151 of the second signal element 150 are in contact with each other. Further, the terminal block 100 is disposed on the substrate 160. The first pin 132, the second pin 143, and the third pin 152 pass through the corresponding pin holes 104 and are inserted on the substrate 160, and then the first signal element 140, the second signal element 150, and the substrate 160 are inserted. A signal circuit is formed, and before the movable member 120 has not been subjected to pressure to rotate and displace, the first contact portion 141 and the second contact portion 151 are in contact with each other to make the signal circuit conductive and in a path state.

However, when the abutting piece 1211 of the movable member 120 abuts against the second abutting portion 142 and the second abutting portion 142 is displaced in the direction of the passage hole 105, the second abutting portion 142 drives the connected first contact portions 141 together Displace in the direction of the channel hole 105 so that the first contact portion 141 that originally contacted the second contact portion 151 is separated from the second contact portion 151, and the signal circuit is conducted because the first contact portion 141 and the second contact portion 151 are not in contact with each other. Disconnected. Furthermore, it can be known from the open state of the signal circuit that the lead wire has been inserted into the terminal block 100.

Moreover, the side of the casing 111 having the first opening 1011 and the second opening 1021 may have a plurality of engaging portions 107, and the side cover 112 has a plurality of engaging holes 108 corresponding to the plurality of engaging portions 107. When the side cover 112 is connected to the casing 111, each of the engaging holes 108 and the corresponding engaging portion 107 are engaged with each other.

Continuing, the other side of the housing 111 may have a shaft connection hole 109, and the side cover 112 has another shaft connection hole 109. The two pivot arms 122 correspond to the shaft connection hole 109 of the housing 111 and the shaft connection hole of the side cover 112. 109 respectively have a shaft connection portion 124; when the movable member 120 is shaft-connected to the base body 110, one of the shaft connection portions 124 of the swing arm 122 is shaft-connected to the shaft connection hole 109 of the housing 111, and the other rotation arm 122轴 接 部 124Axis connected to 轴 接 孔 109 of the side cover 112. Wherein, the shaft connection hole 109 is disposed at a position adjacent to one end of the passage hole 105.

In addition, the two sides of the casing 111 are respectively extended to form extensions 113. When the pressing end 121 of the movable member 120 is not pressed, the movable member 120 will rotate upward and displace relative to the base body 110, and the two swing arms 122 will abut against each other. By the corresponding extension 113, the movable member 120 stops rotating and displacing at this time.

In practical application of the terminal block 100 of the present invention, when the wire is to be penetrated into the channel hole 105, the pressing end 121 of the movable member 120 is pressed first, so that the movable member 120 is rotated downward and displaced relative to the base body 110, and during the rotation process In the middle, the abutting groove 123 on the inner side of the rotating arm 122 of the movable member 120 abuts the first abutting portion 131 of the metal elastic member 130, so that when the movable member 120 is rotated downward and displaced, the movable member 120 is simultaneously and simultaneously The abutting groove 123 presses down the first abutting portion 131, so that one end of the metal elastic member 130 approaches to the other end, so as to free up space. Then, after the wire 200 passes through the channel hole 105, it can continue to penetrate into the upper space. in.

Then, the pressing end 121 can be released, and one end of the metal elastic member 130 that was originally pressed will be displaced upward because it is not pressed, and further abuts against the wire 200.

On the other hand, when the pressing end 121 of the movable member 120 is pressed, the abutting member 1211 of the movable member 120 will abut the second abutting portion 142 of the first signal element 140 exposed outside the third opening 1022, and The second abutting portion 142 is pushed into the second receiving groove 102, and because the second abutting portion 142 is connected to the first contact portion 141, the second abutting portion 142 is continuously pushed into the second receiving groove 102. During the movement (ie, in the direction of the channel hole 105), the first contact portion 141 is also moved in the direction of the channel hole 105, so that the first contact portion 141 is separated from the second contact portion 151, and the signal circuit is presented. It is in an open state, and it is judged that the wire 200 has entered the first receiving slot 101.

Continue to refer to FIG. 14, which is a second schematic diagram of the base body of the terminal block of the present invention. As shown in the figure, one side of the first receiving groove 101 corresponding to the top end of the base body 110 may have a notch 1012, a gap or a convex portion, and the notch 1012, the gap or a convex portion is used when the wire 200 is inserted into the first container. When placed in the groove 101 and pushed by one end of the metal elastic member 130 toward the top end of the base body 110, a part of the wire 200 corresponding to the notch 1012, the gap or the convex portion will be bent and deformed, thereby increasing the pull-out of the wire The force required for 200, that is, the wire 200 is less likely to be loosened or pulled out.

As mentioned above, the terminal block of the present invention pushes down the metal elastic member by pressing the movable member, so that after the wire enters the accommodating space from the passage hole, it can penetrate into the space vacated after the metal elastic member is pressed down. After loosening the movable member, the metal elastic member lifts up and clamps the wire, and the abutting member of the movable member abuts against the second abutment portion of the first signal element, so that its first contact portion leaves the second signal element. The second contact portion is in an open state to indicate that the wire has been inserted into the terminal block of the terminal block.

The above-mentioned embodiments are only for explaining the technical ideas and characteristics of the present invention. The purpose is to enable those skilled in the art to understand the contents of the present invention and implement them accordingly. When the scope of the patent of the present invention cannot be limited, That is, any equivalent changes or modifications made in accordance with the spirit disclosed in the present invention should still be covered by the patent scope of the present invention.

Claims (6)

A terminal block is used for connecting a wire. The terminal block includes: a base body including: a housing having a first receiving slot and a second receiving slot; the first receiving slot A first opening is formed on one side of the casing, the second receiving groove forms a second opening on the side of the casing and a third opening on one end of the casing, and the other side of the casing has a First through hole, the bottom surface of the shell is a three pin hole with a first pin hole, a second pin hole, and a third pin hole, and the other end of the shell is provided with a wire through which the wire passes. A passage hole communicating with the first receiving groove; and a side cover connected to the side of the housing and covering the first opening and the second opening, the side cover corresponding to the first passage A second through hole; a movable member, one end of which is a pressing end, the inside of the pressing end is provided with an abutment member, the other end of the movable member extends to form two swing arms, one of which The housing is pivotally connected to the other side of the first through hole, and the other arm is pivotally connected to the side cover. The inner side of the arm corresponds to the first through hole and the second through hole to form an abutting groove; a metal elastic member is set in the first receiving groove, and one end of the metal elastic member has two first One abutting portion, one of the first abutting portions passes through the first through hole and abuts on one of the abutting grooves, and the other first abutting portion passes through the second through hole and abuts. Leaning against another abutting slot, the other end of the metal elastic member has a first pin, and the first pin passes through the corresponding first pin hole; a first signal element is provided at In the second accommodating slot, one end of the first signal element has a first contact portion, and adjacent to the first contact portion has a second abutment portion and partially protrudes beyond the third opening. The other end of the first signal element has a second pin, and the second pin passes through the corresponding second pin hole; and a second signal element is disposed in the second receiving slot. , One end of the second signal element has a second contact portion, the other end of the second signal element has a third pin, and the third The foot passes through the corresponding third pin hole; wherein, when the movable member is rotated and displaced in the direction of the pin hole by an external force, the two abutting grooves drive the two first of the metal elastic member. The abutment portion is displaced in the direction of the three-pin hole, and the first contact portion contacts the second contact portion to form a signal loop in a path state. When the abutment member abuts the second abutment portion and the When the second abutting portion is displaced in the direction of the passage hole, the second abutting portion drives the first contact portion away from the second contact portion, and the signal circuit is in an open state. The terminal block according to item 1 of the scope of patent application, wherein the side of the casing has a plurality of engaging portions, and the side cover has a plurality of engaging holes corresponding to the plurality of engaging portions. The terminal block according to item 1 of the scope of patent application, wherein the other side of the casing has a shaft connection hole, the side cover has another shaft connection hole, and the two swing arms correspond to the two shaft connection holes respectively. With a shaft joint. The terminal block according to item 3 of the scope of patent application, wherein two sides of the casing are respectively extended to form an extension portion near the top end, and the two swing arms are respectively abutted against the corresponding extension portion. The terminal block according to item 1 of the scope of patent application, wherein the terminal block is provided on a substrate, and the first pin, the second pin, and the third pin are inserted on the substrate. The terminal block according to item 1 of the scope of patent application, wherein the side of the first receiving groove corresponding to a top end of the base body has a notch, a gap, or a convex portion.