CN114498105A

CN114498105A - Connecting terminal base of electrical equipment

Info

Publication number: CN114498105A
Application number: CN202210090048.0A
Authority: CN
Inventors: 李双
Original assignee: Xuzhou Haohai Electric Co ltd
Current assignee: Kangyuan Electric Co ltd
Priority date: 2022-01-26
Filing date: 2022-01-26
Publication date: 2022-05-13
Anticipated expiration: 2042-01-26
Also published as: CN114498105B

Abstract

The invention discloses a connecting terminal base of electrical equipment, which relates to the technical field of electrical equipment and comprises a base and an anti-falling assembly, wherein a clamping groove is formed in the upper surface of the base, a wire holder is installed in the clamping groove, the top of the wire holder is connected with a locking bolt, one side of the wire holder is connected with a contact piece, the bottom of the contact piece is connected with an auxiliary assembly, and the auxiliary assembly comprises a connecting base, a connecting column, a reset spring, a heat conducting head and an indicator light. According to the invention, through the arrangement of the plurality of components, the wire holder can be fixed, meanwhile, the contact pieces on two sides can be connected through the heat conduction heads, the normal use of the device is ensured, meanwhile, the disconnection can be realized when the wiring is in fault, the whole damage of the terminal holder is avoided, the disassembly and assembly between the protective cover and the base can be facilitated through the protective component, and the stability during wiring is improved and the wire is prevented from falling off due to the tensile force through the anti-falling component and the clamping component.

Description

Connecting terminal base of electrical equipment

Technical Field

The invention relates to the technical field of electrical equipment, in particular to a connecting terminal seat of electrical equipment.

Background

Electrical equipment is a general term for equipment such as generators, transformers, power lines, and circuit breakers in power systems. The important role played by electric power in our life and production is not ignored, brings great convenience to our production and life, becomes an important energy source in our production and life, and a plurality of devices are often required to be connected through wiring terminal blocks in the manufacturing of electric devices.

The connecting terminal block on the market has the defects of easy damage, easy damage to the whole terminal block when in failure due to internal connection in long-term use and resource waste.

Disclosure of Invention

The present invention is directed to a connection terminal block of an electrical device to solve the above problems.

In order to achieve the purpose, the invention provides the following technical scheme: a connecting terminal seat of electrical equipment comprises a base and an anti-falling assembly, wherein a holding groove is formed in the upper surface of the base, a wire holder is arranged in the holding groove, the top of the wire holder is connected with a locking bolt, one side of the wire holder is connected with a contact piece, the bottom of the contact piece is connected with an auxiliary assembly, the auxiliary assembly comprises a connecting seat, a connecting column, a reset spring, a heat conducting head and an indicator lamp, the connecting column is arranged at the top of the connecting seat, the reset spring is arranged in the connecting column, the heat conducting head is connected with the outer end of the connecting column, the indicator lamp is arranged at the top of the heat conducting head, a through hole is formed in the surface of the connecting seat, a protective assembly is connected with the inside and the outside of the through hole, the protective assembly comprises a protective cover, an alignment strip, a rotating shaft, a buckling blocks and a clamping groove, and the inner wall of the protective cover is bonded with the alignment strip, the rotary shaft is connected to two sides of the protective cover, a buckling block is connected to the outer portion of the rotary shaft, the clamping groove is formed in the surface of the protective cover, and the anti-falling assemblies are installed on two sides of the base.

Preferably, the wire holder internally mounted has spacing subassembly, just spacing subassembly includes return spring, resilience piece and slot, the return spring top is connected with the resilience piece, just resilience piece surface has been seted up the slot.

Preferably, the rebound block is elastically connected with the wire holder, and the surface of the rebound block is of a spherical structure.

Preferably, two contact pieces and two wire holders are symmetrically arranged on the central position of the base, and the lower surfaces of the contact pieces are in a circular groove shape.

Preferably, the heat conducting head is attached to the contact piece, the heat conducting head is elastically connected with the connecting seat through a return spring, and the heat conducting head is electrically connected with the indicating lamp.

Preferably, the protective cover through detain the piece with the base constitutes the block and connects, just detain the piece with the protective cover is the rotation and is connected.

Preferably, the anti-drop subassembly is including accepting pivot, baffle, spout, drive spring, gleitbretter and entrance hole, accept the pivot external connection have the baffle, just the baffle surface has been seted up the spout, spout internally mounted have drive spring, just institute the drive spring other end is connected with the gleitbretter, the entrance hole is seted up in the baffle surface.

Preferably, the sliding piece is elastically and slidably connected with the baffle, the outer size of the sliding piece is smaller than the inner size of the baffle, and the baffle is of an L-shaped structure.

Preferably, the baffle back mounted has the joint subassembly, just the joint subassembly includes elasticity card strip, regulation circle, bites tooth and antiskid head, elasticity card strip inner wall connection has the regulation circle, just regulation circle outer wall connection has the tooth of biting, elasticity card strip outer end is connected with antiskid head.

Preferably, the adjusting ring is in clamping connection with the elastic clamping strip through a tooth, and the elastic clamping strip is distributed in a circumferential inclined shape.

The invention provides a connecting terminal seat of electrical equipment, which has the following beneficial effects: according to the connecting terminal seat of the electrical equipment, through the arrangement of the plurality of components, the fixing of the connecting terminal seat can be realized, meanwhile, the contact pieces on two sides can be connected through the heat conduction heads, the normal use of the device is guaranteed, meanwhile, the disconnection can be realized during the wiring fault, the whole damage of the terminal seat is avoided, the disassembly and the assembly between the protective cover and the base can be facilitated through the protective component, and the stability during wiring is improved through the anti-falling component and the clamping component, so that the wire is prevented from falling off due to the pulling force;

1. the invention arranges the wire holder, the contact piece and the auxiliary component in a mutually matched way, and the two wire holders are oppositely arranged and connected with the contact piece, so that the two contact pieces are not contacted, the base in the auxiliary assembly is connected below the contact piece, the heat conducting head is clamped and pressed against the contact piece through the pushing of the connecting column and the reset spring, the two wire holders can be limited and fixed while the communication of the two wire holders is ensured, the wire holders are prevented from shaking in the base, the stability of the wire holders is improved, and the indicating lamp on the top of the heat conducting head can be turned on after being switched on for visually detecting the quality of the connecting seat, the heat conducting head is made of conductive materials, the material can be selected according to the field use condition, the heat conducting head is fused when the current is too large, so that the two wire holders are disconnected, and the indicator light is extinguished, so that the damaged terminal base can be quickly found out while the integral damage of the terminal base is avoided.

2. According to the invention, through the arrangement of the protective component, the electrified parts embedded in the base can be covered, the interference of external factors is avoided, the mounting and dismounting process of the base is facilitated through the clamping connection mode, the replacement of the internal limiting component in the later period is facilitated, and the resource of the internal limiting component is saved.

3. According to the invention, through the mutually matched arrangement between the wire holder and the limiting assembly, when a wire enters the wire holder from one side of the wire holder during wiring, the wire holder can extrude the rebound block in the limiting assembly to rotate, the spherical rebound block has certain mobility through the arrangement of the return spring, and the situation that the rebound block is clamped inside is avoided.

4. According to the anti-drop device, the anti-drop assemblies are arranged on the two sides of the base, the baffle in each anti-drop assembly is connected with the base through the corresponding bearing rotating shaft, the baffle can rotate along the corresponding bearing rotating shaft, when a wire enters the base through the wire inlet hole in the surface of the base, the baffle can be driven to rotate, the baffle can be limited in the base through the matching sliding piece, and therefore the wire is prevented from dropping out, the two sides of the base can be effectively sealed after wiring, the wire is prevented from being interfered by external factors, and the wire can be effectively prevented from being pulled to influence the wiring condition in the wiring base through the matching of the clamping assembly.

5. According to the invention, through the arrangement of the clamping assembly, the clamping assembly is arranged in the baffle, the elastic clamping strips are uniformly distributed outside the wire inlet hole in an inclined manner, when a wire enters the wire connecting hole, the elastic clamping strips are extruded to expand outwards, so that the anti-slip head can be tightly attached to the surface of the wire, the anti-slip head is made of rubber materials and can improve the friction coefficient with the surface of the wire, thereby effectively reducing the condition that the wire is pulled out, through the arrangement of the adjusting ring and the biting teeth, when the wire needs to be withdrawn, the adjusting ring is separated from the elastic clamping strips and pushed to the middle part of the elastic clamping strips to be propped, so that the wire can be withdrawn after the anti-slip head is separated from the wire.

Drawings

Fig. 1 is a schematic view of an overall structure of a connection terminal block of an electrical device according to the present invention;

FIG. 2 is a schematic diagram of an internal structure of a base of a connection terminal block of an electrical device according to the present invention;

fig. 3 is an enlarged schematic structural view of a connection terminal block of an electrical device according to the present invention at a position a in fig. 2;

FIG. 4 is a schematic top view of a connection terminal base of an electrical device according to the present invention;

FIG. 5 is a schematic view of an auxiliary assembly of a connection terminal block of an electrical device according to the present invention;

fig. 6 is a schematic structural view of a protection assembly of a connection terminal block of an electrical device according to the present invention;

fig. 7 is a schematic structural view of an anti-falling off assembly of a connection terminal block of an electrical device according to the present invention;

fig. 8 is a schematic back structure view of an anti-falling off assembly of a connection terminal block of an electrical device according to the present invention.

In the figure: 1. a base; 2. a holding groove; 3. a wire holder; 4. locking the bolt; 5. a contact piece; 6. an auxiliary component; 601. a connecting seat; 602. connecting columns; 603. a return spring; 604. a heat conducting head; 605. an indicator light; 7. a through hole; 8. a guard assembly; 801. a protective cover; 802. aligning strips; 803. a rotating shaft; 804. buckling blocks; 805. a card slot; 9. a limiting component; 901. a return spring; 902. a rebound block; 903. a trench; 10. an anti-drop assembly; 1001. a bearing rotating shaft; 1002. a baffle plate; 1003. a chute; 1004. a drive spring; 1005. sliding blades; 1006. a wire inlet hole; 11. a clamping assembly; 1101. an elastic clamping strip; 1102. an adjusting ring; 1103. biting teeth; 1104. and (4) an anti-skid head.

Detailed Description

Referring to fig. 1-8, the present invention provides a technical solution: a connecting terminal base of electrical equipment comprises a base 1 and an anti-falling assembly 10, wherein a holding groove 2 is formed in the upper surface of the base 1, a wire holder 3 is installed inside the holding groove 2, the top of the wire holder 3 is connected with a locking bolt 4, one side of the wire holder 3 is connected with a contact piece 5, the bottom of the contact piece 5 is connected with an auxiliary assembly 6, the auxiliary assembly 6 comprises a connecting base 601, a connecting column 602, a reset spring 603, a heat conducting head 604 and an indicator lamp 605, the top of the connecting base 601 is provided with the connecting column 602, the reset spring 603 is installed inside the connecting column 602, the heat conducting head 604 is connected to the outer end of the connecting column 602, the top of the heat conducting head 604 is provided with the indicator lamp 605, the surface of the connecting base 601 is provided with a through hole 7, the inside of the through hole 7 is externally connected with a protection assembly 8, and the anti-falling assembly 10 is installed on two sides of the base 1;

case one;

referring to fig. 1-5, two contact pieces 5 and two wire holders 3 are symmetrically arranged about the center of a base 1, the lower surface of each contact piece 5 is in a circular groove shape, a heat conducting head 604 is attached to each contact piece 5, the heat conducting head 604 is elastically connected with a connecting seat 601 through a return spring 603, the heat conducting head 604 is electrically connected with an indicator light 605, a limiting assembly 9 is installed inside each wire holder 3, the limiting assembly 9 comprises a return spring 901, a rebound block 902 and a groove 903, the top of the return spring 901 is connected with the rebound block 902, the surface of the rebound block 902 is provided with the groove 903, the rebound block 902 is elastically connected with the wire holder 3, and the surface of the rebound block 902 is in a spherical structure;

the specific operation is as follows, through the mutual matching arrangement of the wire holders 3, the contact pieces 5 and the auxiliary assembly 6, the two wire holders 3 are oppositely arranged and connected with the contact pieces 5, so that the two contact pieces 5 are not contacted, the connecting seat 601 in the auxiliary assembly 6 is connected below the contact pieces 5, the heat conducting head 604 is clamped and propped against the contact pieces 5 through the pushing of the connecting post 602 and the reset spring 603, the two wire holders 3 can be limited and fixed while being communicated, the swinging of the two wire holders in the base 1 is avoided, the stability of the base is improved, the indicating lamp 605 at the top of the heat conducting head 604 can be lightened after being communicated, so as to visually detect the quality of the connecting seat 601, the heat conducting head 604 is made of a conductive material, the material can be selected according to the field use condition, the heat conducting head 604 is fused when the current is too large, so that the two wire holders 3 are disconnected, and the indicating lamp 605 is extinguished, therefore, the damaged terminal base can be found out quickly while the wire is prevented from being damaged integrally, and the wire can be arranged through the mutual matching between the wire holder 3 and the limiting assembly 9, when a wire enters the wire holder 3 from one side of the wire holder 3 during wiring, the wire can extrude the rebound block 902 in the limiting assembly 9 to enable the rebound block to rotate, the spherical rebound block 902 has certain mobility through the arrangement of the return spring 901, the situation that the wire is clamped in the wire holder is avoided, the surface of the rebound block 902 is provided with the groove 903, the surface of the groove 903 is concave-convex, when the locking bolt 4 is screwed down, the wire is pressed down to be attached to the groove 903 on the surface of the rebound block 902, so that the wire can be limited, and the connection stability between the wire and the wire holder 3 is improved;

case two;

referring to fig. 1, 2 and 6, the protection assembly 8 includes a protection cover 801, an alignment bar 802, a rotation shaft 803, a buckle block 804 and a slot 805, the alignment bar 802 is bonded to an inner wall of the protection cover 801, the rotation shaft 803 is connected to two sides of the protection cover 801, the buckle block 804 is connected to an outer portion of the rotation shaft 803, the slot 805 is formed in a surface of the protection cover 801, the protection cover 801 is connected to the base 1 through the buckle block 804, and the buckle block 804 is rotatably connected to the protection cover 801;

the operation is as follows, through the arrangement of the protection component 8, the power-on parts embedded in the base 1 can be covered, through the through hole 7 arranged on the surface of the connecting seat 601, the protection cover 801 is aligned and placed in the interior, the protection cover 801 can be aligned with the surface of the base 1 rapidly by matching with the alignment strip 802, then the buckling block 804 is rotated around the rotating shaft 803, the buckling block 804 is buckled outside the base 1, the installation and connection are realized, the interference of external factors on the interior of the base 1 is avoided, the installation and disassembly process of the base is facilitated by the clamping connection mode, the replacement of the internal auxiliary component 6 in the later period is facilitated, the resource is saved, the surface of the protection cover 801 is also provided with a clamping groove 805 for matching with the convex block on the surface of the base 1, the quick splicing between the two terminal seats is realized, the tightness of the connection of the two terminal seats is improved, the use of the base is facilitated, and the protection cover 801 does not cover the whole surface of the base 1, the hole groove of the lower half part can be used for heat dissipation of the terminal block, so that the working stability of the terminal block is ensured;

case three;

referring to fig. 1, 7 and 8, the anti-falling off assembly 10 includes a receiving shaft 1001, a baffle 1002, a chute 1003, a driving spring 1004, a sliding piece 1005 and a wire feeding hole 1006, the receiving shaft 1001 is externally connected with the baffle 1002, the surface of the baffle 1002 is provided with the chute 1003, the inside of the chute 1003 is provided with the driving spring 1004, the other end of the driving spring 1004 is connected with the sliding piece 1005, the wire feeding hole 1006 is arranged on the surface of the baffle 1002, the sliding piece 1005 is elastically and slidably connected with the baffle 1002, the external dimension of the sliding piece 1005 is smaller than the internal dimension of the baffle 1002, the baffle 1002 is in an L-shaped structure, the back of the baffle 1002 is provided with a clamping assembly 11, the clamping assembly 11 includes an elastic clamping strip 1101, an adjusting ring 1102, a tooth 1103 and an anti-slip head 1104, the inner wall of the elastic clamping strip 1101 is connected with the adjusting ring 1102, the outer wall of the adjusting ring 1102 is connected with a tooth 1103, the outer end of the elastic clamping strip 1101 is connected with the anti-slip head 1104, the adjusting ring 1101 is connected with the elastic clamping strip 1101 through the tooth 1103, the elastic clamping strips 1101 are distributed in a circumferential inclined shape;

the specific operation is as follows, through the arrangement of the anti-drop assembly 10 on both sides of the base 1, the baffle 1002 in the anti-drop assembly 10 is connected with the base 1 through the bearing rotating shaft 1001, so that the baffle 1002 can rotate along the bearing rotating shaft 1001, when a wire enters the base 1 through the wire inlet hole 1006 on the surface, the baffle 1002 can be driven to rotate, the baffle 1002 can be limited inside the base 1 through the matching sliding blade 1005, so as to avoid the wire from dropping out, the arrangement can effectively seal both sides of the base 1 after the wire connection, so as to avoid the interference of external factors, the matching clamping assembly 11 can effectively avoid the wire from being pulled to influence the wiring condition inside the wire holder 3, and the clamping assembly 11 is arranged on the inner wall of the baffle 1002, the elastic clamping strips 1101 are uniformly distributed outside the wire inlet hole 1006 in an inclined shape, when the wire enters the wire inlet hole 1006, the elastic clamping strips 1101 can be squeezed to expand outwards, so that the anti-drop head 1104 can be tightly attached to the surface of the wire, this anti-slipping head 1104 comprises rubber materials and can promote and the wire rod surface between coefficient of friction to can effectively reduce the condition that the wire rod received the pulling force and deviate from, through the setting of regulation circle 1102 and biting tooth 1103, when needs withdraw from the wire rod, separate regulation circle 1102 and elasticity card strip 1101, and push it to elasticity card strip 1101 middle part and strut it, make anti-slipping head 1104 and wire rod separation can withdraw from the wire rod.

In summary, when the connection terminal block of the electrical device is used, firstly, two sets of the connection terminal blocks 3 inside the base 1 are arranged and distributed oppositely, the inner sides of the two connection terminal blocks 3 are connected with the contact pieces 5, so that the two contact pieces 5 are not contacted, the bottom of the contact piece 5 is provided with a groove, the connection block 601 in the auxiliary assembly 6 is connected below the contact piece 5, so that the heat conduction head 604 is clamped and abutted with the contact piece 5 by the pushing of the connection column 602 and the reset spring 603, the two connection terminal blocks 3 can be limited and fixed while being communicated, the shaking of the connection block inside the base 1 is avoided, the stability of the connection block is improved, the indicator lamp 605 at the top of the heat conduction head 604 can be lighted up after being switched on, the connection block 601 is used for visually detecting the quality of the connection block 601, the heat conduction head 604 is made of a conductive material, the constituent material can be selected according to the field use condition, the heat conduction head 604 is fused when the current is over-current, the two wire holders 3 are disconnected, the indicator lamp 605 is turned off, the damaged terminal holder can be found out quickly while the wire is prevented from being damaged integrally, the wire holder 3 and the limiting assembly 9 are arranged in a matched mode, when a wire enters the wire holder 3 from one side of the wire holder 3 during wiring, the wire can extrude the rebound block 902 in the limiting assembly 9 to enable the rebound block to rotate, the spherical rebound block 902 has certain mobility through the arrangement of the return spring 901, the phenomenon that the wire is clamped in the wire holder is avoided, the surface of the rebound block 902 is provided with the groove 903, the surface of the groove 903 is concave-convex, when the locking bolt 4 is screwed down, the wire is pressed down to be attached to the groove 903 on the surface of the rebound block 902, the wire can be limited, the stability of connection between the wire and the wire holder 3 is improved, and then the anti-falling assemblies 10 on two sides of the base 1 are arranged, the baffle 1002 in the anti-falling assembly 10 is connected with the base 1 through the bearing rotating shaft 1001, so that the baffle 1002 can rotate along the bearing rotating shaft 1001, when a wire enters the base 1 through the wire inlet hole 1006 on the surface, the baffle 1002 can be driven to rotate and is buckled on the outer surface of the base 1, the baffle 1002 and the driving spring 1004 can be synchronously contracted by pressing the sliding piece 1005 and can be popped out when being placed in the base 1, the baffle 1002 can be limited in the base 1 by matching with the sliding piece 1005, so that the baffle can be prevented from being disengaged without accident, the baffle can effectively seal two sides of the base 1 after being connected, the interference of external factors can be avoided, the wire can be effectively prevented from being pulled to influence the wiring condition in the wire holder 3 by matching with the clamping assembly 11, the clamping assembly 11 is arranged on the inner wall of the baffle 1002, the elastic clamping strips 1101 are uniformly distributed outside the wire inlet hole 1006 in an inclined manner, when the wire enters the wire inlet hole 1006, the elastic clamping strip 1101 is squeezed to expand outwards, so that the anti-slip head 1104 can be tightly attached to the surface of the wire, the anti-slip head 1104 is made of rubber materials and can improve the friction coefficient between the anti-slip head 1104 and the surface of the wire, the situation that the wire is pulled out can be effectively reduced, through the arrangement of the adjusting ring 1102 and the teeth 1103, when the wire needs to be withdrawn, the adjusting ring 1102 is separated from the elastic clamping strip 1101 and pushed to the middle of the elastic clamping strip 1101 to be expanded, so that the anti-slip head 1104 is separated from the wire and can be withdrawn, finally, through the through hole 7 arranged on the surface of the connecting seat 601, one side of the protective cover 801 is aligned and placed inside, the protective cover 801 can be aligned with the surface of the base 1 rapidly by matching with the alignment strip 802, then the buckle block 804 is rotated around the rotating shaft 803, so that the buckle block 804 is buckled outside the base 1, installation and connection are realized, and the interference of the inside of the base 1 caused by external factors is avoided, its mode through the block connection makes things convenient for its installation and dismantlement process, make things convenient for the change of later stage to inside auxiliary assembly 6, save its resource, this protective cover 801 surface still is provided with draw-in groove 805, a lug for matcing base 1 surface, make and to splice fast between the terminal seat of both ends, promote the compactness that the terminal seat is connected, make things convenient for its use, and protective cover 801 does not cover to whole base 1 surface, the hole groove of lower half can be used for the heat dissipation of terminal seat, guarantee its job stabilization nature.

Claims

1. The connecting terminal base of the electrical equipment is characterized by comprising a base (1) and an anti-falling component (10), wherein a holding groove (2) is formed in the upper surface of the base (1), a wire holder (3) is installed inside the holding groove (2), a locking bolt (4) is connected to the top of the wire holder (3), a contact piece (5) is connected to one side of the wire holder (3), an auxiliary component (6) is connected to the bottom of the contact piece (5), the auxiliary component (6) comprises a connecting base (601), a connecting column (602), a reset spring (603), a heat conducting head (604) and an indicator lamp (605), the connecting column (602) is installed at the top of the connecting base (601), the reset spring (603) is installed inside the connecting column (602), and the heat conducting head (604) is connected to the outer end of the connecting column (602), just install thermal conductivity head (604) top pilot lamp (605), through-hole (7) have been seted up on connecting seat (601) surface, just through-hole (7) inside external connection has protection component (8), protection component (8) include protective cover (801), counterpoint strip (802), revolving axle (803), knot piece (804) and draw-in groove (805), just protective cover (801) inner wall bonds and has counterpoint strip (802), revolving axle (803) connect in the both sides of protective cover (801), just revolving axle (803) external connection has knot piece (804), protective cover (801) surface has been seted up draw-in groove (805), anti-drop subassembly (10) install in base (1) both sides.

2. The connection terminal block of the electrical equipment according to claim 1, wherein a limiting component (9) is installed inside the wire holder (3), the limiting component (9) comprises a return spring (901), a resilient block (902) and a groove (903), the resilient block (902) is connected to the top of the return spring (901), and the groove (903) is formed in the surface of the resilient block (902).

3. The connection terminal block of an electric device according to claim 2, wherein the resilient block (902) is elastically connected to the wire holder (3), and the surface of the resilient block (902) is of a spherical structure.

4. The connection terminal block of an electric appliance according to claim 1, wherein the contact piece (5) and the wire holder (3) are provided in two symmetrical positions with respect to a center position of the base (1), and a lower surface of the contact piece (5) has a circular groove shape.

5. The connection terminal block of an electric device according to claim 1, wherein the heat conducting head (604) and the contact piece (5) are attached to each other, the heat conducting head (604) is elastically connected to the connection block (601) through a return spring (603), and the heat conducting head (604) is electrically connected to the indicator light (605).

6. The connection terminal block of an electrical apparatus according to claim 1, wherein the protective cover (801) is connected to the base (1) by a snap block (804) in a snap-fit manner, and the snap block (804) is rotatably connected to the protective cover (801).

7. The connection terminal block of an electrical device according to claim 1, wherein the anti-drop assembly (10) comprises a receiving rotating shaft (1001), a baffle (1002), a sliding groove (1003), a driving spring (1004), a sliding piece (1005) and a wire inlet hole (1006), the baffle (1002) is connected to the outside of the receiving rotating shaft (1001), the sliding groove (1003) is formed in the surface of the baffle (1002), the driving spring (1004) is installed in the sliding groove (1003), the sliding piece (1005) is connected to the other end of the driving spring (1004), and the wire inlet hole (1006) is formed in the surface of the baffle (1002).

8. The connection terminal block of an electric device according to claim 7, wherein the sliding piece (1005) is elastically slidably connected to the baffle (1002), and an outer dimension of the sliding piece (1005) is smaller than an inner dimension of the baffle (1002), and the baffle (1002) has an L-shaped structure.

9. The connecting terminal block of the electrical equipment according to claim 7, wherein the blocking plate (1002) is mounted with a clamping assembly (11) at the back, and the clamping assembly (11) comprises an elastic clamping strip (1101), an adjusting ring (1102), a tooth (1103) and an anti-slip head (1104), the adjusting ring (1102) is connected to the inner wall of the elastic clamping strip (1101), the tooth (1103) is connected to the outer wall of the adjusting ring (1102), and the anti-slip head (1104) is connected to the outer end of the elastic clamping strip (1101).

10. The connection terminal block of an electric device according to claim 9, wherein the adjusting ring (1102) is in snap-fit connection with the elastic clamping strip (1101) through a snap tooth (1103), and the elastic clamping strip (1101) is distributed in a circumferential inclined manner.