CN219181090U

CN219181090U - High interference immunity's shielding molded lines beam sheath

Info

Publication number: CN219181090U
Application number: CN202223200194.9U
Authority: CN
Inventors: 宋奕华; 吴国春
Original assignee: Suzhou Gretel Electronic Technology Co ltd
Current assignee: Suzhou Gretel Electronic Technology Co ltd
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-06-13
Anticipated expiration: 2032-12-01

Abstract

The utility model discloses a high-interference-resistance shielding type wire harness sheath, which relates to the technical field of wire harness sheaths and comprises a wire harness, wherein a locking connection assembly is arranged on the right side surface of the wire harness; the outer wall of pencil is provided with elasticity resistance to compression protection mechanism. According to the high-interference-resistance shielding type wire harness sheath, the limiting ring is sleeved on the outer wall of the corrugated connecting sleeve to protect the connecting position of the corrugated connecting sleeve, the threaded rod on the left side face of the locking disc is in threaded connection with the inside of the connecting groove, the four short rivets on the right side face of the locking disc are in threaded connection with the inside of the threaded groove, the compression-resistant reinforcing rod plays a role in guiding a wire harness, the corrugated sheath is sleeved on the outer wall of the wire harness, the corrugated sheath has elasticity, the pulling performance can be improved, the reinforcing layer is arranged on the inner wall of the corrugated sheath, and the inner aluminum foil shielding layer and the inner woven shielding layer inside the reinforcing layer can be woven by double tinned copper wires and aluminum foil composite shielding, so that the shielding performance of the wire harness is improved.

Description

High interference immunity's shielding molded lines beam sheath

Technical Field

The utility model relates to the technical field of wire harness sheaths, in particular to a shielding type wire harness sheath with high anti-interference performance.

Background

The pencil passes through the pencil sheath to be fixed on the mounting hole of car sheet metal component, and the pencil sheath does not have the ability that improves pencil interference immunity, and especially when the pencil among the pencil sheaths of a plurality of different types is close to setting, does not have good interference immunity, and the accurate transmission of signal just receives very big influence in the pencil, and then influences on-vehicle wireless device and digital device and be safe in utilization, can influence the security x that the car used even.

The utility model provides a reinforcement formula anti-interference wire harness sheath in the patent of publication number CN202495720U, including the elastic sheathing tube in this patent, the linkage segment body, the card end draw-in groove, the connecting pipe, the arch, the reinforcement passes the line net, the pencil in the wire harness sheath can be in the arc bending state of low-angle bending for a long time, the wire harness takes place repeatedly at repeated wide-angle bending in the use of laying avoided, the ageing speed of pencil has been reduced, thereby the damage probability of wire harness sheath has been reduced effectively, the anti-interference performance and the anti-stretching distortion ability of pencil have been improved effectively to the tight woven wire mesh of parcel outside the pencil and the braided fiber cover of seting up at tight woven wire mesh cover, the maintenance cost of car pencil has been reduced, the life of pencil has been improved, guaranteed that car equipment can long-time safe handling, but still have following problem in this patent:

the wire harness is connected, the wire harness is not provided with a good protection virtual center, the protection performance of the elastic protective sleeve is insufficient, the two wire harnesses are lack of tightness in connection, the service life is short, the flexibility and the pulling resistance performance are low, and the shielding performance is weak.

In view of the above, it is desirable to design a shielding harness sheath with high interference resistance, so as to overcome the above-mentioned problems.

Disclosure of Invention

The utility model mainly aims to provide a shielding type wire harness sheath with high anti-interference performance, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a high interference immunity's shielding molded lines pencil sheath, includes the pencil, the right flank of pencil is provided with locking coupling assembling; an elastic compression-resistant protection mechanism is arranged on the outer wall of the wire harness;

the locking connection assembly comprises a second protection ring arranged on the right side surface of the wire harness, a first protection ring is sleeved on the left side surface of the wire harness, a limit disc is fixedly connected to the left side surface of the first protection ring, a corrugated connection sleeve is fixedly arranged on the right side surface of the second protection ring, a limit ring is sleeved on the right end of the outer wall of the corrugated connection sleeve, the limit ring is in threaded connection with the locking disc through a threaded rod, and the right side surface of the locking disc consists of a short rivet, a fixed circular sleeve and a locking piece;

the elastic compression-resistant protection mechanism comprises a corrugated sheath arranged on the outer wall of a wire harness, wherein a reinforcing layer is fixedly arranged on the inner wall of the corrugated sheath, and the reinforcing layer consists of an anti-corrosion strip, a through groove, an inner aluminum foil shielding layer and an inner woven shielding layer.

Preferably, the compression-resistant reinforcing rod is installed on the inner side surfaces of the first protection ring and the second protection ring in a threaded mode, the outer wall of the compression-resistant reinforcing rod is contacted with the outer wall of the corrugated sheath, the anti-corrosion strip is fixedly installed on the inner wall of the reinforcing layer, and through grooves are formed in the anti-corrosion strip and the inner wall of the reinforcing layer at intervals.

Preferably, the inside fixed mounting of enhancement layer has interior aluminium foil shielding layer, interior braided shield layer, seamless connection between interior aluminium foil shielding layer, the interior braided shield layer, its interior aluminium foil shielding layer adopts dual tinned copper wire to weave and aluminium foil composite construction with interior braided shield layer.

Preferably, the right side face of the limiting ring is provided with a thread groove, the inner wall of the limiting ring is provided with a connecting groove, the inside of the connecting groove is sleeved with the top of the corrugated connecting sleeve, the internal thread of the corrugated connecting sleeve is provided with a threaded rod, and the right side face of the threaded rod is fixedly provided with a locking disc.

Preferably, the four ends of the right side surface of the locking disc are provided with short rivets in a threaded manner, the right side surfaces of the four short rivets are provided with locking pieces in a threaded manner, the left end of the top of each short rivet is sleeved with a fixed circular sleeve, and the left side surface of the fixed circular sleeve is fixedly arranged on the right side surface of the locking disc.

Preferably, the locking disc is in threaded connection with four thread grooves on the right side face of the limiting ring through four short rivets on the right side face, the limiting ring is in threaded connection with the locking disc through the short rivets, and the limiting ring is detachable from the corrugated connecting sleeve.

Advantageous effects

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

1. this shielding molded lines of high interference immunity restraints sheath, through the locking dish that sets up, the thread groove, make, fixed circle cover, retaining member, aim at utilizes the spacing ring to cup joint at ripple adapter sleeve's outer wall, protect ripple adapter sleeve junction, the threaded rod and the inside threaded connection of spread groove of locking dish left surface, and with ripple adapter sleeve's inside threaded connection, by four short rivets and the inside threaded connection of thread groove of locking dish right flank, make spacing ring and locking dish threaded connection, utilize the effect of retaining member to four short rivet locks, reach the inseparable effect of sealing connection.

2. This shielding molded lines beam sheath of high interference immunity, through compressive reinforcement pole, ripple sheath, enhancement layer, anticorrosive strip, logical groove, interior aluminium foil shielding layer, interior braided shield layer that set up, aim at utilizes compressive reinforcement pole to play the effect of direction to the pencil, the ripple sheath has been cup jointed to the outer wall of pencil, the ripple sheath exists elasticity, can improve the performance of pulling, ripple sheath inner wall is provided with the enhancement layer, the inside interior aluminium foil shielding layer of enhancement layer can adopt dual tinned copper wire to weave with the interior braided shield layer and aluminium foil composite shield, improve the shielding performance of pencil.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of the locking plate of the present utility model;

fig. 3 is a schematic view of the corrugated sheath structure of the present utility model.

In the figure: 1. a wire harness; 2. a first guard ring; 3. a second guard ring; 4. a limiting disc; 5. a corrugated connection sleeve; 6. a limiting ring; 7. a locking disc; 8. a thread groove; 9. a connecting groove; 10. a threaded rod; 11. a short rivet; 12. fixing the round sleeve; 13. a locking member; 14. compression-resistant reinforcing rods; 15. a corrugated sheath; 16. a reinforcing layer; 17. an anti-corrosion strip; 18. a through groove; 19. an inner aluminum foil shielding layer; 20. an inner braided shield.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-3, a high interference resistance shielding type wire harness sheath comprises a wire harness 1, wherein a locking connection assembly is arranged on the right side surface of the wire harness 1; the outer wall of the wire harness 1 is provided with an elastic compression-resistant protection mechanism;

referring to fig. 1 and 2, the locking connection assembly comprises a second protection ring 3 arranged on the right side surface of a wire harness 1, a first protection ring 2 is sleeved on the left side surface of the wire harness 1, a limit plate 4 is fixedly connected on the left side surface of the first protection ring 2, a corrugated connection sleeve 5 is fixedly arranged on the right side surface of the second protection ring 3, a limit ring 6 is sleeved on the right end of the outer wall of the corrugated connection sleeve 5, the limit ring 6 is in threaded connection with a locking plate 7 through a threaded rod 10, the right side surface of the locking plate 7 is composed of a short rivet 11, a fixed round sleeve 12 and a locking piece 13, preferably, a threaded groove 8 is formed on the right side surface of the limit ring 6, a connecting groove 9 is formed on the inner wall of the limit ring 6, the inside of the connecting groove 9 is sleeved with the top of the corrugated connection sleeve 5, a threaded rod 10 is arranged on the inner thread of the corrugated connection sleeve 5, and the locking plate 7 is fixedly arranged on the right side surface of the threaded rod 10, the four ends of the right side surface of the locking disc 7 are respectively provided with a short rivet 11 in a threaded manner, the right side surfaces of the four short rivets 11 are provided with locking pieces 13 in a threaded manner, the left end of the top of each short rivet 11 is sleeved with a fixed round sleeve 12, the left side surface of each fixed round sleeve 12 is fixedly arranged on the right side surface of the locking disc 7, the locking disc 7 is in threaded connection with four thread grooves 8 on the right side surface of a limiting ring 6 through the four short rivets 11 on the right side surface, the limiting ring 6 is in threaded connection with the locking disc 7 through the short rivets 11, the limiting ring 6 is detachable from the corrugated connecting sleeve 5, the limiting ring 6 is sleeved on the outer wall of the corrugated connecting sleeve 5 to protect the connecting position of the corrugated connecting sleeve 5, a threaded rod 10 on the left side surface of the locking disc 7 is in threaded connection with the inner part of the connecting groove 9 and in threaded connection with the inner part of the corrugated connecting sleeve 5, the four short rivets 11 on the right side surface of the locking disc 7 are in threaded connection with the inner part of the thread grooves 8, the limiting ring 6 is in threaded connection with the locking disc 7, and the locking piece 13 is used for locking the four short rivets 11, so that the tight sealing connection effect is achieved.

Referring to fig. 1 and 3, the elastic compression-resistant protection mechanism includes a corrugated sheath 15 disposed on an outer wall of a wire harness 1, a reinforcing layer 16 is fixedly disposed on an inner wall of the corrugated sheath 15, the reinforcing layer 16 is composed of an anti-corrosion strip 17, a through groove 18, an inner aluminum foil shielding layer 19 and an inner braided shielding layer 20, the inner side surfaces of the first protection ring 2 and the second protection ring 3 are provided with compression-resistant reinforcing rods 14 in a threaded manner, the outer walls of the compression-resistant reinforcing rods 14 are in contact with the outer walls of the corrugated sheath 15, the anti-corrosion strip 17 is fixedly disposed on the inner wall of the reinforcing layer 16, through grooves 18 are disposed between the anti-corrosion strip 17 and the inner wall of the reinforcing layer 16 at intervals, an inner aluminum foil shielding layer 19 and an inner braided shielding layer 20 are fixedly disposed in the inner aluminum foil shielding layer 19 and are in seamless connection with the inner aluminum foil shielding layer 19 and the inner braided shielding layer 20, the inner aluminum foil shielding layer 19 and the inner braided shielding layer 20 are in a double tinned copper wire braided and aluminum foil composite structure, the compression-resistant reinforcing rods 14 play a guiding role in guiding the wire harness 1, the corrugated sheath 15 is provided with elastic tension, and the inner wall of the corrugated sheath 15 is capable of improving the tensile performance, and the inner aluminum foil shielding layer 16 is provided with the inner aluminum foil shielding layer 19 and the inner braided shielding layer 1.

In use, the locking piece 13 is rotated to enable the connection between the short rivet 11 and the thread groove 8 to fall off, the wiring harness 1 is sleeved inside the corrugated sheath 15, the first protection ring 2 and the second protection ring 3 on the left side surface and the right side surface of the wiring harness 1 play a role in guiding and positioning the wiring harness 1 through the plurality of compression-resistant reinforcing rods 14, the protection performance is good, the elasticity of the corrugated connecting sleeve 5 and the corrugated sheath 15 is good, the pulling performance of the wiring harness 1 can be improved, the reinforcing layer 16 on the inner wall of the corrugated sheath 15 can play a role in corrosion resistance and compression resistance through the corrosion-resistant strip 17 and the through groove 18, the inner aluminum foil shielding layer 19 and the inner woven shielding layer 20 adopt double tinned copper wire braiding and aluminum foil composite shielding, the shielding performance is improved, the threaded rod 10 and the corrugated connecting sleeve 5 are connected in a threaded manner by the aid of the threaded rod 10, the limiting ring 6 is tightly connected, the limiting ring 6 and the locking disc 7 are locked by rotating the short rivet 11, the installation is convenient, the sealing performance is good, and the shielding performance is improved.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a high interference immunity's shielding molded lines pencil sheath, includes pencil (1), its characterized in that: the right side surface of the wire harness (1) is provided with a locking connection assembly; an elastic compression-resistant protection mechanism is arranged on the outer wall of the wire harness (1);

the locking connection assembly comprises a second protection ring (3) arranged on the right side face of the wire harness (1), a first protection ring (2) is sleeved on the left side face of the wire harness (1), a limit disc (4) is fixedly connected to the left side face of the first protection ring (2), a corrugated connection sleeve (5) is fixedly arranged on the right side face of the second protection ring (3), a limit ring (6) is sleeved on the right end of the outer wall of the corrugated connection sleeve (5), the limit ring (6) is in threaded connection with a locking disc (7) through a threaded rod (10), and the right side face of the locking disc (7) consists of a short rivet (11), a fixed round sleeve (12) and a locking piece (13);

the elastic compression-resistant protection mechanism comprises a corrugated sheath (15) arranged on the outer wall of a wire harness (1), wherein a reinforcing layer (16) is fixedly arranged on the inner wall of the corrugated sheath (15), and the reinforcing layer (16) consists of an anti-corrosion strip (17), a through groove (18), an inner aluminum foil shielding layer (19) and an inner woven shielding layer (20).

2. The high interference immunity shielded wire harness sheath of claim 1, wherein: the anti-compression reinforcing rod (14) is installed on the inner side surfaces of the first protective ring (2) and the second protective ring (3) in a threaded mode, the outer wall of the anti-compression reinforcing rod (14) is in contact with the outer wall of the corrugated sheath (15), an anti-corrosion strip (17) is fixedly installed on the inner wall of the reinforcing layer (16), and through grooves (18) are formed in the inner wall of the anti-corrosion strip (17) and the inner wall of the reinforcing layer (16) in a spaced mode.

3. The high interference immunity shielded wire harness sheath of claim 2, wherein: the inside fixed mounting of enhancement layer (16) has interior aluminium foil shielding layer (19), interior braided shield layer (20), seamless connection between interior aluminium foil shielding layer (19), the interior braided shield layer (20), interior aluminium foil shielding layer (19) and interior braided shield layer (20) adopt dual tinned copper wire to weave and aluminium foil composite structure.

4. The high interference immunity shielded wire harness sheath of claim 1, wherein: the right side of spacing ring (6) has seted up thread groove (8), and spread groove (9) have been seted up to the inner wall of spacing ring (6), the inside of spread groove (9) cup joints with the top of ripple adapter sleeve (5), threaded rod (10) are installed to the internal thread of ripple adapter sleeve (5), the right side fixed mounting of threaded rod (10) has locking dish (7).

5. The high interference immunity shielded wire harness sheath of claim 4, wherein: the four ends of the right side surface of the locking disc (7) are provided with short rivets (11) in a threaded mode, the right side surfaces of the four short rivets (11) are provided with locking pieces (13) in a threaded mode, the left end of the top of each short rivet (11) is sleeved with a fixed round sleeve (12), and the left side surface of each fixed round sleeve (12) is fixedly arranged on the right side surface of the locking disc (7).

6. The high interference immunity shielded wire harness sheath of claim 4, wherein: the locking disc (7) is in threaded connection with four thread grooves (8) on the right side face of the limiting ring (6) through four short rivets (11) on the right side face, the limiting ring (6) is in threaded connection with the locking disc (7) through the short rivets (11), and the limiting ring (6) is detachable from the corrugated connecting sleeve (5).