CN220475392U - PVC quick-mounting accessory connection square box - Google Patents

Abstract

The utility model relates to the technical field of PVC (polyvinyl chloride) connection square boxes, and discloses a PVC quick-mounting accessory connection square box, which comprises the following components: the box body is located under the box cover, mounting holes are symmetrically formed in two sides of the box body, and rotating shafts are symmetrically arranged in the two sides of the box body in a rotating mode. When the box cover is covered on the box body, the tooth grooves on the lower end surface of the hollow fixed rod at the bottom of the box cover push the pinion gear at one end of the rotating shaft to mesh and rotate, and meanwhile, the large gear on the surface of the rotating shaft drives the first rack and the second rack which are symmetrically meshed on two sides to move relatively, so that the first arc-shaped sealing plate and the second arc-shaped sealing plate on the same side move relatively, a circuit tube inside the mounting hole is fixed, a gap between the circuit tube and the mounting hole is blocked, and the influence of insects, dust and the like on the use of the electric wire due to the box body entering through the gap is avoided.

Description

PVC quick-mounting accessory connection square box

Technical Field

The utility model relates to the technical field of PVC (polyvinyl chloride) connection square boxes, in particular to a PVC quick-mounting accessory connection square box.

Background

PVC spool and accessory wide application are in building or building internal protection and ensure electric wire or cable wiring, and its compressive capacity is strong, corrosion-resistant, fire behavior is good, insulating properties is excellent, but the spring return bend in the work progress, convenient and fast, along with the wide application of pipeline, its supporting pipe fitting is also various, except products such as conventional direct, elbow, tee bend, some structures are more complicated, the product that the function is more exclusive also is more and more through the product of part assembly mode, for example coupling, there are the tee bend, terminal box, lamp holder box, switch box etc..

The PVC connection square box is symmetrical in both sides and is provided with mounting holes, so that the connection of the circuit pipelines is facilitated, wires inside the pipelines are connected inside the connection square box in a butt joint mode, the butt joint of the circuits is protected, but under normal conditions, the mounting holes are large in diameter and between the circuit pipelines, gaps are reserved between the surfaces of the circuit pipelines and the mounting holes, and therefore insects, dust and the like can easily enter the PVC connection square box, and normal use of the circuits is affected. Therefore, the utility model designs a PVC quick-mounting accessory connection square box to solve the problems in the prior art.

Disclosure of Invention

The utility model aims to provide a PVC (polyvinyl chloride) quick-mounting accessory connection square box for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a PVC fast-install accessory connection box comprising: the box body is positioned under the box cover, mounting holes are symmetrically formed in two sides of the box body, rotating shafts are symmetrically arranged in the two sides of the box body in a rotating mode, the rotating shafts are positioned on one side adjacent to the mounting holes, a large gear is fixedly connected to the middle of each rotating shaft, and a small gear is fixedly connected to one end of each rotating shaft;

the upper ends of the inner walls at two sides of the box body are symmetrically and movably provided with first arc-shaped sealing plates, one end of each first arc-shaped sealing plate is fixedly connected with a first rack, the surface of each first rack is meshed with one side of the surface of the adjacent large gear, the lower ends of the inner walls at two sides of the box body are symmetrically and movably provided with second arc-shaped sealing plates, one end of each second arc-shaped sealing plate is fixedly connected with a second rack, and the surface of each second rack is meshed with the other side of the surface of the adjacent large gear;

the utility model discloses a box body, including box body, hollow dead lever, pinion, movable rod, stop collar, hollow dead lever, locking subassembly, locating sleeve, hollow dead lever, locating sleeve, hollow dead lever, tooth's socket is seted up to the inside symmetry fixed mounting of box body, and the surface of hollow dead lever, the surface of tooth's socket is adjacent the surface of pinion cooperatees, the inside movable mounting of hollow dead lever has the movable rod, the bottom of hollow dead lever is provided with spacing subassembly, the bottom setting of movable rod is at the top of spacing subassembly one end, be provided with locking subassembly between the top of hollow dead lever and the lid.

Preferably, the inner walls at two sides of the box body are symmetrically provided with sliding grooves, one side of the first arc-shaped sealing plate and one side of the second arc-shaped sealing plate are fixedly connected with sliding blocks, and the first arc-shaped sealing plate and the second arc-shaped sealing plate at the same side are respectively and slidably installed in the corresponding sliding grooves through the sliding blocks.

Preferably, the limiting assembly includes: the limiting pin is movably inserted in one side of the lower end of the hollow fixing rod, one side of the bottom of the limiting pin is fixedly connected with the connecting block, the lower end of the connecting block movably penetrates through the fixing rod, two ends of the fixing rod are fixedly arranged on the inner wall of the hollow fixing rod, a reset spring is sleeved on the surface of the fixing rod, one end of the reset spring is fixedly connected with the inner wall of the hollow fixing rod, the other end of the reset spring is fixedly connected with one side of the connecting block, and the top of one end of the limiting pin is attached to the bottom of the movable rod.

Preferably, the top of one end of the limiting pin is an inclined plane, and the bottom of the movable rod is an inclined plane matched with the inclined plane at the top of one end of the limiting pin.

Preferably, the locking assembly includes: the inner thread is formed in the box cover, the bolt thread is arranged in the inner thread, and the bottom of the bolt is erected on the top of the movable rod.

Preferably, the top of the bolt is fixedly connected with a rotary cap.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the arrangement of the first arc-shaped sealing plate, the second arc-shaped sealing plate, the hollow fixing rod and other parts, when the box cover is covered on the box body, the tooth socket on the lower end surface of the hollow fixing rod at the bottom of the box cover pushes the pinion at one end of the rotating shaft to be meshed for rotation, and meanwhile, the large gear on the surface of the rotating shaft drives the first rack and the second rack which are symmetrically meshed on two sides to move relatively, so that the first arc-shaped sealing plate and the second arc-shaped sealing plate on the same side relatively move, a circuit tube in the mounting hole is fixed, a gap between the circuit tube and the mounting hole is blocked, and the influence of insects, dust and other parts entering the box body through the gap on the use of the electric wire is avoided;

2. according to the utility model, through the arrangement of the limit sleeve, the limit assembly and the locking assembly, after the box cover is covered on the box body, the bottom of the hollow fixed rod is inserted into the corresponding limit sleeve, the rotary cap at the top of the bolt is screwed, so that the bolt pushes the movable rod to move downwards, the inclined surface at the top of one end of the limit pin is extruded, and the limit pin is clamped in the limit groove.

Drawings

FIG. 1 is a schematic view in front cross-section of the present utility model;

FIG. 2 is an enlarged schematic view of the structure A in FIG. 1 according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1B according to the present utility model;

fig. 4 is a right side cross-sectional view of the present utility model.

In the figure: 1. a case body; 2. a box cover; 3. a mounting hole; 4. a rotating shaft; 5. a large gear; 6. a pinion gear; 7. a first arc-shaped sealing plate; 8. a second arc-shaped sealing plate; 9. a first rack; 10. a second rack; 11. a limit sleeve; 1101. a limit groove; 12. a hollow fixed rod; 1201. tooth slots; 13. a movable rod; 14. a limit component; 1401. a limiting pin; 1402. a connecting block; 1403. a fixed rod; 1404. a return spring; 15. a locking assembly; 1501. an internal thread; 1502. and (5) a bolt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an embodiment of the present utility model is provided: a PVC fast-install accessory connection box comprising: the box body 1 and the box cover 2, the box body 1 is positioned under the box cover 2, mounting holes 3 are symmetrically formed in two sides of the box body 1, a rotating shaft 4 is symmetrically arranged in two sides of the box body 1 in a rotating mode, the rotating shaft 4 is positioned on one side of the adjacent mounting hole 3, a large gear 5 is fixedly connected to the middle of the rotating shaft 4, and a small gear 6 is fixedly connected to one end of the rotating shaft 4;

the upper ends of the inner walls at the two sides of the box body 1 are symmetrically and movably provided with first arc-shaped sealing plates 7, one end of each first arc-shaped sealing plate 7 is fixedly connected with a first rack 9, the surface of each first rack 9 is meshed with one side of the surface of an adjacent large gear 5, the lower ends of the inner walls at the two sides of the box body 1 are symmetrically and movably provided with second arc-shaped sealing plates 8, one end of each second arc-shaped sealing plate 8 is fixedly connected with a second rack 10, and the surface of each second rack 10 is meshed with the other side of the surface of the adjacent large gear 5; the first arc-shaped sealing plate 7 and the second arc-shaped sealing plate 8 on the same side are in an up-down symmetrical relationship by taking the center of the installation hole 3 as a center point;

the bottom symmetry fixed mounting of box body 1 has stop collar 11, and stop collar 11's inside has been seted up limit groove 1101, the inside symmetry fixed mounting of lid 2 has hollow dead lever 12, and the tooth's socket 1201 has been seted up on the surface of hollow dead lever 12, the surface of tooth's socket 1201 cooperatees with the surface of adjacent pinion 6, when lid 2 lid closes at the top of box body 1, the hollow dead lever 12 of lid 2 lower part moves down the in-process, the tooth's socket 1201 on hollow dead lever 12 surface meshes with the surface of pinion 6, make pinion 6 drive axis of rotation 4 rotation, the bull gear 5 of axis of rotation 4 middle part fixed connection drives bilateral symmetry's first rack 9 and the meshing of second rack 10 simultaneously, make first rack 9 and the relative movement of second rack 10, simultaneously the first arc closing plate 7 of homonymy symmetry and the relative movement of second arc closing plate 8 fix the inside circuit pipe of mounting hole 3, the gap between circuit pipe and mounting hole 3 has avoided the use that the box body 1 that insect and dust etc. get into through the gap influences, the inside movable mounting of hollow dead lever 12 has movable lever 13, the bottom of hollow dead lever 12 has the movable lever 12 and hollow assembly 14 is provided with bottom assembly 14, top assembly 14 is provided with at the top assembly 15, top assembly 15 is located between hollow assembly 12 and top assembly 14 is fixed at the top assembly 15. Through the cooperation of spacing subassembly 14 and locking subassembly 15, under the condition that does not use the instrument, realize the installation fixed to lid 2, improve the convenience of operating personnel installation.

Referring to fig. 1, in this embodiment: sliding grooves are symmetrically formed in the inner walls of the two sides of the box body 1, one side of the first arc-shaped sealing plate 7 and one side of the second arc-shaped sealing plate 8 are fixedly connected with sliding blocks, and the first arc-shaped sealing plate 7 on the same side and the second arc-shaped sealing plate 8 on the same side are respectively and slidably installed in the corresponding sliding grooves through the sliding blocks. Through first arc closing plate 7 and second arc closing plate 8 slidable mounting at the inner wall of box body 1, improve the stability that first arc closing plate 7 and second arc closing plate 8 removed.

Referring to fig. 1-2, in this embodiment: the spacing assembly 14 includes: the spacer pin 1401, spacer pin 1401 activity is alternated in one side of hollow dead lever 12 lower extreme, one side fixedly connected with connecting block 1402 of spacer pin 1401 bottom, and the lower extreme activity of connecting block 1402 is run through and is had dead lever 1403, the both ends fixed mounting of dead lever 1403 is at the inner wall of hollow dead lever 12, the surface cover of dead lever 1403 is equipped with reset spring 1404, and reset spring 1404's one end and the inner wall fixed connection of hollow dead lever 12, reset spring 1404's the other end and the fixed surface of connecting block 1402 one side are connected, the top laminating of spacer pin 1401 one end is in the bottom of movable rod 13. After the box cover 2 is clamped at the top of the box body 1, the bolt 1502 is pressed against the movable rod 13 to move downwards by rotating the bolt 1502, at the moment, the inclined surface at the bottom of the movable rod 13 presses the inclined surface at the top of one end of the limiting pin 1401, so that the limiting pin 1401 moves to the outside of the hollow fixed rod 12, and meanwhile, the reset spring 1404 presses and contracts, at the moment, the other end of the limiting pin 1401 is inserted into the limiting groove 1101 in the limiting sleeve 11, and limiting installation is completed.

Referring to fig. 1-2, in this embodiment: the top of one end of the stop pin 1401 is provided with an inclined plane, and the bottom of the movable rod 13 is provided with an inclined plane matched with the inclined plane of the top of one end of the stop pin 1401. By the cooperation of the inclined surface at the top of one end of the limiting pin 1401 and the inclined surface at the bottom of the movable rod 13, when the movable rod 13 moves down, the bottom of the movable rod 13 can press the limiting pin 1401 to move to the outside of the hollow fixed rod 12.

Referring to fig. 1 and 3, in the present embodiment: the locking assembly 15 includes: internal thread 1501 and bolt 1502, internal thread 1501 is seted up in the inside of lid 2, and the inside of internal thread 1501 is installed to the bolt 1502 screw thread, and the bottom of bolt 1502 is set up at the top of movable rod 13. When the PVC accessory connection square box is opened, the bolt 1502 is upwards moved through reverse rotation, at the moment, the top of the movable rod 13 releases the pressing of the bolt 1502, at the moment, one end of the limiting pin 1401 is elastically reset and pushed to move towards the inside of the hollow fixed rod 12 after the reset spring 1404 is stressed, the other end of the limiting pin 1401 is released from being clamped with the limiting groove 1101, and meanwhile, the movable rod 13 is pushed to upwards move, so that the box cover 2 can be taken down from the top of the box body 1.

Referring to fig. 1 and 3, in the present embodiment: a turning cap is fixedly connected to the top of the bolt 1502. Through the setting of the cap that rotates, need not with the help of the instrument alright rotate bolt 1502 to the convenient operating personnel dismantles lid 2.

Working principle: after the circuit pipeline is installed on the PVC accessory connection square box, when the box cover 2 is covered on the top of the box body 1, firstly, in the process of moving down the hollow fixed rod 12 at the lower part of the box cover 2, tooth grooves 1201 on the surface of the hollow fixed rod 12 are meshed with the surface of the pinion 6, the pinion 6 drives the rotating shaft 4 to rotate, at the moment, the large gear 5 fixedly connected with the middle part of the rotating shaft 4 simultaneously drives the first rack 9 and the second rack 10 which are symmetrical on two sides to be meshed, the first rack 9 and the second rack 10 are relatively moved, at the same time, the first arc-shaped sealing plate 7 and the second arc-shaped sealing plate 8 which are symmetrical on the same side are relatively moved to fix the circuit pipe inside the mounting hole 3, a gap between the circuit pipeline and the mounting hole 3 is plugged, at the same time, the bottom of the hollow fixed rod 12 is inserted into the corresponding limit sleeve, the lower end of the bolt 1502 is moved towards the inside of the hollow fixed rod 12 through the rotating bolt 1502, the top of the movable rod 13 is extruded, at the moment, the inclined surface of the bottom of the movable rod 13 is extruded on the top of the limit pin 1401, at the moment, the inclined surface of the bottom of the movable rod 13 is extruded on the top of the limit pin 1401 is moved towards the outside of the hollow fixed rod 12, at the outside, at the limit pin is correspondingly, and the limit pin is correspondingly moved towards the outside of the limit sleeve 1101, and the inside the limit pin is mounted in the limit box 3, and is mounted inside the limit box 3. What is not described in detail in this specification is prior art known to those skilled in the art.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (6)

1. A PVC fast-install accessory connection box comprising: box body (1) and lid (2), its characterized in that: the box body (1) is positioned under the box cover (2), mounting holes (3) are symmetrically formed in two sides of the box body (1), rotating shafts (4) are symmetrically arranged in two sides of the box body (1) in a rotating mode, the rotating shafts (4) are positioned on one side of the adjacent mounting holes (3), a large gear (5) is fixedly connected to the middle of each rotating shaft (4), and a small gear (6) is fixedly connected to one end of each rotating shaft (4);

the upper ends of the inner walls at two sides of the box body (1) are symmetrically and movably provided with first arc-shaped sealing plates (7), one end of each first arc-shaped sealing plate (7) is fixedly connected with a first rack (9), the surface of each first rack (9) is meshed with one side of the surface of the adjacent large gear (5), the lower ends of the inner walls at two sides of the box body (1) are symmetrically and movably provided with second arc-shaped sealing plates (8), one end of each second arc-shaped sealing plate (8) is fixedly connected with a second rack (10), and the surface of each second rack (10) is meshed with the other side of the surface of the adjacent large gear (5);

the utility model discloses a box body, including box body (1), box body (12), pinion (6), movable rod (13) are installed to the inside movable mounting of hollow dead lever (12), stop collar (11) are installed to the bottom symmetry of box body (1), and stop collar (1101) have been seted up to the inside symmetry of stop collar (11), hollow dead lever (12) have been installed to the inside symmetry of box cover (2), and tooth's socket (1201) have been seted up on the surface of hollow dead lever (12), the inside movable mounting of hollow dead lever (12) has movable rod (13), the bottom of hollow dead lever (12) is provided with spacing subassembly (14), the bottom of movable rod (13) sets up at the top of spacing subassembly (14) one end, be provided with locking subassembly (15) between the top of hollow dead lever (12) and box cover (2).

2. The PVC fast-assembling accessory connection box of claim 1, wherein: the inner walls of two sides of the box body (1) are symmetrically provided with sliding grooves, one side of the first arc-shaped sealing plate (7) and one side of the second arc-shaped sealing plate (8) are fixedly connected with sliding blocks, and the first arc-shaped sealing plate (7) and the second arc-shaped sealing plate (8) on the same side are respectively and slidably installed in the corresponding sliding grooves through the sliding blocks.

3. The PVC fast-assembling accessory connection box of claim 1, wherein: the limit assembly (14) comprises: the limiting pin (1401), the activity of limiting pin (1401) is alternated in one side of hollow dead lever (12) lower extreme, one side fixedly connected with connecting block (1402) of limiting pin (1401) bottom, and the lower extreme activity of connecting block (1402) is run through there is dead lever (1403), the both ends fixed mounting of dead lever (1403) is at the inner wall of hollow dead lever (12), reset spring (1404) are equipped with to the surface cover of dead lever (1403), and the inner wall fixed connection of one end and hollow dead lever (12) of reset spring (1404), the other end and the fixed surface of connecting block (1402) one side of reset spring (1404) are connected, the top laminating of limiting pin (1401) one end is in the bottom of movable rod (13).

4. A PVC fast-assembling accessory connection box as in claim 3, wherein: the top of one end of the limiting pin (1401) is provided with an inclined plane, and the bottom of the movable rod (13) is provided with an inclined plane matched with the inclined plane at the top of one end of the limiting pin (1401).

5. The PVC fast-assembling accessory connection box of claim 1, wherein: the locking assembly (15) comprises: the inner thread (1501) and the bolt (1502), the inside at lid (2) is seted up to the inner thread (1501), the inside of inner thread (1501) is installed to the bolt (1502) screw thread, the top at movable rod (13) is set up to the bottom of bolt (1502).

6. The PVC fast installing accessory connection square box according to claim 5, wherein: a rotating cap is fixedly connected to the top of the bolt (1502).