Anti-drop wiring terminal strip

Abstract

The utility model relates to the technical field of wiring terminal strips, in particular to an anti-drop wiring terminal strip, which comprises a wiring strip, a plurality of wiring grooves are arranged on the wiring strip, wiring bolts are in threaded connection in the plurality of wiring grooves, cables are clamped on the plurality of wiring bolts, an upper end of the wiring strip is fixedly connected with a mounting plate, and a lower end of the mounting plate is fixedly connected with a lower end of the wiring strip. The mounting plate abuts against the upper end of the wiring bolt, a plurality of groups of indication ports corresponding to the wiring grooves are formed in the mounting plate in a penetrating manner, and fastening assemblies for fastening cables are slidably connected in the plurality of groups of wiring grooves; the wiring bolt is prevented from loosening through the mounting plate, if the cable is separated from the connector bar under the action of external tension, the fastening assembly is driven to slide, the upper end of the fastening assembly is separated from the indication opening, whether the cable is loosened or not is judged by observing the indication opening, and cable loosening caused by external tension is found in time while cable loosening caused by bolt loosening is prevented.

Description

Technical Field

[0001] The utility model relates to the field of wiring terminal blocks, in particular to an anti-dropping wiring terminal block. Background Art

[0002] Terminal block refers to an insulating component that carries multiple or multiple groups of mutually insulated terminal components and is used to fix the supporting parts. The function of the terminal block is to connect the lines of the equipment inside the panel and the equipment outside the panel to play the role of signal (current and voltage) transmission.

[0003] Existing terminal blocks, such as the one proposed in patent application number "CN202122426819.2", use structures such as a base, electrical connection feet, and combination bolts to electrically connect the power supply, electrical connection columns, and wires, thereby achieving power supply and facilitating electrical connection.

[0004] However, if the wire is subjected to external tension or the bolt is loosened due to vibration, the wire is easy to detach from the power connection structure inside the terminal block, causing the connection between the wire and the terminal block to be disconnected or unstable. If it is not discovered in time, serious consequences will occur. Therefore, an anti-detachment terminal block is proposed. Utility Model Content

[0005] The utility model aims to provide an anti-dropping terminal block to solve the problems raised in the above-mentioned background technology.

[0006] The purpose of the utility model can be achieved through the following technical solutions:

[0007] A kind of anti-dropping terminal block comprises a terminal block, wherein a plurality of terminal slots are provided on the terminal block, terminal bolts are threadedly connected in the plurality of terminal slots, cables are clamped on the plurality of terminal bolts, a mounting plate is fixedly connected to the upper end of the terminal block, the mounting plate abuts against the upper ends of the terminal bolts, a plurality of indicator ports corresponding to the terminal slots are penetrated and provided on the mounting plate, fastening components for fastening cables are slidably connected in the plurality of terminal slots, the upper ends of the fastening components are slidably connected to the mounting plate, and the upper ends of the fastening components are slidably matched with the indicator ports.

[0008] Preferably, a lower sliding groove is provided at the bottom of multiple groups of the wiring grooves, and the lower sliding groove is located on one side of the wiring bolt. The fastening assembly includes a lower fastening block and an upper fastening block, and the upper fastening block is clamped and installed with the lower fastening block. The lower end of the lower fastening block is slidably connected in the lower sliding groove, and a slider is fixed to the upper end of the upper fastening block, and the upper end of the slider is slidably connected to the lower end of the mounting plate.

[0009] Preferably, a fastening opening is provided between the upper fastening block and the lower fastening block, the cable passes through the fastening opening, an adhesive pad is glued to the inner wall of the fastening opening, and the adhesive pad is bonded to the side wall of the cable.

[0010] Preferably, the lower end of the mounting plate is provided with a plurality of upper slide grooves corresponding to the fastening components, the plurality of upper slide grooves are respectively connected with the plurality of indicator ports, the slider is slidably connected in the upper slide grooves, and the slider is slidably matched with the indicator ports.

[0011] Preferably, two groups of card plates are fixedly connected to the lower end of the upper fastening block, two groups of slots are opened at the upper end of the lower fastening block, and a card slot is opened on the side of the lower fastening block away from the connecting bolt, the bottom of one side of the two groups of slots are connected to the card slot, the card plate is plugged into the slot, and the end of the card plate is snap-fitted into the slot.

[0012] Preferably, multiple groups of connecting columns are fixedly connected to one side of the terminal block, and side plates are slidably connected to the multiple groups of connecting columns. The side walls of the multiple groups of connecting columns located between the side plates and the terminal block are all sleeved with springs. Multiple groups of release plates are fixedly connected to one side of the side plate close to the connecting bolts, and the multiple groups of release plates are respectively plug-in matched with the multiple groups of card slots.

[0013] Beneficial effects of the utility model:

[0014] The utility model electrically connects the cable end with the power terminal inside the terminal block through the terminal bolt, and the mounting plate prevents the terminal bolt from loosening. The fastening assembly is observed through the indicator port, and if the cable is separated from the terminal block due to external tension, the fastening assembly will be driven to slide, so that the upper end of the fastening assembly will be separated from the indicator port. The indicator port is observed to determine whether the cable is loose, so that the cable is prevented from being loosened due to the loose bolt, and the cable loosening caused by the external tension is discovered in time. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the utility model or the prior art, the drawings required for use in the embodiments or the prior art description are briefly introduced below. Obviously, for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the internal installation structure of the wiring slot of the utility model;

[0018] Figure 3 This is a schematic diagram of the wiring strip structure of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the mounting plate of the utility model;

[0020] Figure 5 This is a schematic diagram of the cross-sectional structure of the wiring slot of the utility model;

[0021] Figure 6 yes Figure 5A schematic diagram of the structure at A;

[0022] The reference numerals in the figures are as follows:

[0023] 1. Terminal block; 3. Mounting plate; 4. Terminal slot; 5. Terminal bolt; 6. Lower slide slot; 7. Cable; 8. Upper slide slot; 9. Indicator port; 10. Slider; 11. Lower fastening block; 12. Fastening port; 13. Adhesive pad; 14. Card plate; 15. Slot; 16. Card slot; 17. Side panel; 18. Connecting column; 19. Spring; 20. Release plate; 21. Upper fastening block. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] A kind of anti-drop terminal block, such as Figure 1-Figure 6 As shown, it includes a terminal block 1, on which a plurality of terminal slots 4 are provided, in which a plurality of groups of terminal slots 4 are all threadedly connected with terminal bolts 5, on which a plurality of groups of terminal bolts 5 are all clamped with cables 7, a mounting plate 3 is fixedly connected to the upper end of the terminal block 1, the mounting plate 3 abuts against the upper ends of the terminal bolts 5, a plurality of groups of indicator ports 9 corresponding to the terminal slots 4 are penetrated and provided on the mounting plate 3, a plurality of groups of terminal slots 4 are all slidably connected with fastening components for fastening the cables 7, the upper ends of the fastening components are slidably connected to the mounting plate 3, and the upper ends of the fastening components are slidably matched with the indicator ports 9.

[0026] The end of the cable 7 is electrically connected to the power terminal inside the terminal block 1 through the terminal bolt 5, and the mounting plate 3 prevents the terminal bolt 5 from loosening. When the cable 7 is connected to the terminal block 1, the mounting plate 3 is removed to connect the cable 7 through the terminal bolt 5. The side wall of the cable 7 passes through the fastening assembly, and then the mounting plate 3 is aligned and installed. The fastening assembly is located directly below the indicator port 9. The fastening assembly can be observed through the indicator port 9. The cable 7 passes through the fastening assembly, and the friction between the side wall of the cable 7 and the inner wall of the fastening assembly is large. If the cable 7 is separated from the terminal block 1 due to external tension, the fastening assembly will be driven to slide, causing the upper end of the fastening assembly to separate from the indicator port 9. The indicator port 9 is observed to determine whether the cable 7 is loose. While preventing the cable 7 from loosening due to the loose bolt, the loosening of the cable 7 caused by the external tension can be discovered in time.

[0027] A lower sliding groove 6 is provided at the bottom of the multiple groups of wiring grooves 4, and the lower sliding groove 6 is located on one side of the wiring bolt 5. The fastening assembly includes a lower fastening block 11 and an upper fastening block 21. The upper fastening block 21 is clamped and installed with the lower fastening block 11. The lower end of the lower fastening block 11 is slidably connected in the lower sliding groove 6. The upper end of the upper fastening block 21 is fixed with a slider 10, and the upper end of the slider 10 is slidably connected to the lower end of the mounting plate 3.

[0028] like Figure 2 , Figure 4 , Figure 5 As shown, the lower fastening block 11 and the upper fastening block 21 fasten the cable 7 together, so that the loosening of the cable 7 will cause the fastening assembly to slide.

[0029] A fastening opening 12 is provided between the upper fastening block 21 and the lower fastening block 11 , and the cable 7 passes through the fastening opening 12 . An adhesive pad 13 is glued to the inner wall of the fastening opening 12 , and the adhesive pad 13 is bonded to the side wall of the cable 7 .

[0030] like Figure 2 , Figure 4 , Figure 5 As shown, the adhesive pad 13 firmly bonds the cable 7 to the inner wall of the fastening opening 12 , preventing the cable 7 from sliding relative to the inner wall of the fastening opening 12 .

[0031] The lower end of the mounting plate 3 is provided with a plurality of upper slide grooves 8 corresponding to the fastening components, and the plurality of upper slide grooves 8 are respectively connected with the plurality of indicator ports 9, and the slider 10 is slidably connected in the upper slide grooves 8, and the slider 10 is slidably matched with the indicator ports 9.

[0032] like Figure 4 As shown, the cable 7 pulls the fastening assembly to slide, so that the upper fastening block 21 drives the slider 10 to slide in the upper slide groove 8, and the slider 10 is separated from the indicating port 9.

[0033] Two groups of clamping plates 14 are fixedly connected to the lower end of the upper fastening block 21, and two groups of slots 15 are opened at the upper end of the lower fastening block 11. A clamping slot 16 is opened on the side of the lower fastening block 11 away from the connecting bolt 5. The bottom of one side of the two groups of slots 15 are connected to the clamping slot 16, and the clamping plate 14 is plugged into the slot 15, and the end of the clamping plate 14 is clamped into the slot 16.

[0034] like Figure 5-Figure 6 As shown, when the cable 7 is installed, the side wall of the cable 7 is bonded to the inner wall of the fastening opening 12 in the lower fastening block 11, and the mounting plate 3 is installed so that the mounting plate 3 is installed with the upper fastening block 21 aligned with the lower fastening block 11, and the clamping plate 14 is inserted into the slot 15 until it is locked and stably installed between the upper fastening block 21 and the lower fastening block 11 to prevent loosening.

[0035] A plurality of connection columns 18 are fixedly connected to one side of the terminal block 1, and a side plate 17 is slidably connected to the plurality of connection columns 18. The side walls of the plurality of connection columns 18 located between the side plate 17 and the terminal block 1 are sleeved with springs 19. A plurality of release plates 20 are fixedly connected to one side of the side plate 17 close to the terminal bolts 5, and the plurality of release plates 20 are respectively plugged into and matched with the plurality of card slots 16.

[0036] like Figure 1 , Figure 5 As shown, the side plate 17 is pressed to insert the release plate 20 into the card slot 16, and the end of the card plate 14 is squeezed so that the card plate 14 and the card slot 16 are not engaged. The upper fastening block 21 can be pulled out from the lower fastening block 11 to facilitate the disassembly and assembly of the cable 7. The spring 19 is in a compressed state, so that the side plate 17 is separated from the card slot 16 in an un-squeezed state.

[0037] The working principle of the anti-dropping terminal block provided by the utility model is as follows:

[0038] The end of the cable 7 is electrically connected to the power terminal inside the terminal block 1 through the terminal bolt 5, and the mounting plate 3 prevents the terminal bolt 5 from loosening. The fastening assembly is located directly below the indicator port 9, and the fastening assembly can be observed through the indicator port 9. The cable 7 passes through the fastening assembly, and the friction between the side wall of the cable 7 and the inner wall of the fastening assembly is large. If the cable 7 is separated from the terminal block 1 due to external tension, the fastening assembly will be driven to slide, causing the upper end of the fastening assembly to separate from the indicator port 9. The indicator port 9 is observed to determine whether the cable 7 is loose, so as to prevent the cable 7 from loosening due to the loose bolt, and at the same time, the loosening of the cable 7 caused by the external tension can be discovered in time.

[0039] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. An anti-drop terminal block, comprising a terminal block (1), characterized in that: The terminal block (1) is provided with a plurality of terminal slots (4), the plurality of terminal slots (4) are all threadedly connected with terminal bolts (5), the plurality of terminal bolts (5) are all clamped with cables (7), the upper end of the terminal block (1) is fixedly connected with a mounting plate (3), the mounting plate (3) is in contact with the upper ends of the terminal bolts (5), the mounting plate (3) is penetrated by a plurality of indicator openings (9) corresponding to the terminal slots (4), the plurality of terminal slots (4) are all slidably connected with fastening components for fastening the cables (7), the upper ends of the fastening components are slidably connected to the mounting plate (3), and the upper ends of the fastening components are slidably matched with the indicator openings (9).

2. The anti-dropping terminal block according to claim 1, characterized in that: A plurality of groups of wiring slots (4) are provided with a lower sliding groove (6) at the bottom, the lower sliding groove (6) being located on one side of the wiring bolt (5), the fastening assembly comprising a lower fastening block (11) and an upper fastening block (21), the upper fastening block (21) being mounted by snapping with the lower fastening block (11), the lower end of the lower fastening block (11) being slidably connected in the lower sliding groove (6), the upper end of the upper fastening block (21) being fixedly connected with a slider (10), the upper end of the slider (10) being slidably connected to the lower end of the mounting plate (3).

3. The anti-drop terminal block according to claim 2, characterized in that: A fastening opening (12) is provided between the upper fastening block (21) and the lower fastening block (11), the cable (7) passes through the fastening opening (12), an adhesive pad (13) is glued to the inner wall of the fastening opening (12), and the adhesive pad (13) is bonded to the side wall of the cable (7).

4. The anti-drop terminal block according to claim 3, characterized in that: The lower end of the mounting plate (3) is provided with a plurality of upper slide grooves (8) corresponding to the fastening components, the plurality of upper slide grooves (8) are respectively connected to the plurality of indicator ports (9), the slider (10) is slidably connected in the upper slide grooves (8), and the slider (10) is slidably matched with the indicator ports (9).

5. The anti-drop terminal block according to claim 2, characterized in that: Two groups of clamping plates (14) are fixedly connected to the lower end of the upper fastening block (21), two groups of slots (15) are provided at the upper end of the lower fastening block (11), a clamping slot (16) is provided on a side of the lower fastening block (11) away from the connection bolt (5), the bottoms of one side of the two groups of slots (15) are both connected to the clamping slot (16), the clamping plates (14) are plug-fitted with the slots (15), and the ends of the clamping plates (14) are clamp-fitted with the clamping slots (16).

6. The anti-drop terminal block according to claim 5, characterized in that: A plurality of groups of connection columns (18) are fixedly connected to one side of the terminal block (1), and a side plate (17) is slidably connected to the plurality of groups of connection columns (18). The side walls of the plurality of groups of connection columns (18) located between the side plate (17) and the terminal block (1) are sleeved with springs (19). A plurality of groups of release plates (20) are fixedly connected to one side of the side plate (17) close to the connection bolts (5), and the plurality of groups of release plates (20) are respectively plugged into and matched with the plurality of groups of card slots (16).

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