Cable test support

Abstract

The utility model discloses a cable test support, which comprises a support top plate, a cable connecting seat is arranged on the support top plate, a cable connecting lead is arranged in the cable connecting seat, two ends of the support top plate are fixedly connected with extended support plates, the center of each extended support plate is provided with a strip-shaped groove, and the strip-shaped grooves are arranged in the strip-shaped grooves. The extension support plate is provided with a bottom plate in a sliding manner, the bottom plate is connected with a position adjusting mechanism located in the extension support plate, and the bottom plate is provided with an arc-shaped positioning sleeve. The cable fixing device has the beneficial effects that the overall structure is simple, through the effect of twice positioning, the stability of a cable body during connection can be effectively improved, and the service life of the cable is prolonged. And the position of the arc-shaped positioning sleeve can be properly adjusted according to the length of the cable body, so that the problem that the end part of the arc-shaped positioning sleeve is stressed and slips is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of aerospace cable testing, in particular to a cable testing bracket. Background Art

[0002] As the main carrier of power transmission and signal transmission, wires and cables are widely used in electrical equipment, communication equipment, lighting lines, etc., especially in the aerospace field. The quality of aerospace cables directly affects the reliability of the equipment itself. For example, during the launch preparation of the carrier rocket, it is necessary to set up cable racks and lay cables through the cable racks. Due to the heavy load of the cables, when laying the cables, if a single complete cable is used for laying, the labor intensity is high, the laying is more difficult, and the laying efficiency is low.

[0003] For example, a Chinese patent with application number 2014203842365 discloses a cable bracket for a launch vehicle, including a bracket body, the bracket is welded from a plurality of round tubes, a plurality of cable connection seats for connecting cables are provided on the bracket, the cable connection seats are slidably connected to the round tubes, an anti-falling device is provided at the connection between the cable connection seats and the cables, the cable connection seats include two types: an "I"-shaped cable connection seat and a "X"-shaped cable connection seat, and a cable fixing device is provided on the round tube.

[0004] It is inconvenient to use in actual use, the stability of the cable connection is poor, the long-distance cable laying process is cumbersome, it cannot be properly adjusted according to needs, and the adaptability is poor.

[0005] Currently, no effective solution has been proposed for the problems in the related technologies. Utility Model Content

[0006] In view of the deficiencies in the prior art, the utility model aims to provide a cable testing bracket.

[0007] In order to achieve the above-mentioned purpose, the utility model is implemented through the following technical scheme: a cable testing bracket, including a supporting top plate, a cable connecting seat is installed on the supporting top plate, a cable connecting wire is arranged inside the cable connecting seat, and both ends of the cable connecting seat are provided with a cable power-on positioning structure electrically connected to the cable connecting wire, both ends of the supporting top plate are fixedly connected with an extended support plate, a strip groove is opened at the center of the extended support plate, a bottom plate is slidably provided on the extended support plate, the bottom plate is connected to a position adjustment mechanism located in the extended support plate, an arc-shaped positioning sleeve is installed on the bottom plate, and a telescopic support structure is fixedly connected to the bottom of the supporting top plate.

[0008] Preferably, the cable power-on positioning structure includes circular positioning holes opened at both ends of the cable connecting seat, metal contacts electrically connected to the cable connecting wires are arranged in the circular positioning holes, an inner ring of the circular positioning hole is provided with an inner insulating sealing ring, and four groups of elastic positioning protrusions are evenly arranged on the inner wall of the inner insulating sealing ring.

[0009] Preferably, the position adjustment mechanism includes a mounting bearing arranged at one end of the extended support plate, the inner ring of the mounting bearing is fixedly connected to a rotating threaded rod, the other end of the rotating threaded rod is integrally connected to a turning knob, the turning knob extends to the outside of the extended support plate, and a sliding connecting sleeve is provided on the threaded sleeve of the rotating threaded rod.

[0010] Preferably, side guide connecting blocks are connected to both sides of the sliding connecting sleeve, side positioning guide grooves matching the side guide connecting blocks are arranged on both sides of the inner wall of the extended support plate, a connecting block passing through the strip groove is fixedly arranged on the top of the sliding connecting sleeve, and the connecting block is fixedly connected to the bottom of the base plate, and a plurality of limit blocks are fixedly connected to the end of the rotating threaded rod away from the mounting bearing.

[0011] Preferably, the telescopic support structure includes a lower fixed sleeve, in which a support rod connected to the support top plate is movably arranged, positioning guide grooves are provided on both sides of the inner wall of the lower fixed sleeve, and positioning sliders matching the positioning guide grooves are provided on both sides of one end of the support rod located in the lower fixed sleeve, and threaded holes are provided on both sides of the end of the lower fixed sleeve, and a positioning threaded knob is installed in the threaded hole, and the positioning threaded knob is in contact with the outer wall of the support rod.

[0012] Preferably, a fastening threaded rod is penetrated through the top thread of the arc-shaped positioning sleeve, an elastic rubber ball is provided at one end of the fastening threaded rod located in the arc-shaped positioning sleeve, and side positioning springs are provided on both sides of the inner wall of the arc-shaped positioning sleeve.

[0013] Preferably, the bottom of the lower fixing sleeve is fixedly connected to a lower mounting base plate, and mounting holes are symmetrically provided on the lower mounting base plate.

[0014] The utility model provides a cable test bracket, which has the following beneficial effects:

[0015] The cable connector is installed on the support top plate, and a cable connection conductor is arranged inside the cable connector, which cooperates with the cable power-on positioning structure to facilitate the connection and power-on of both ends of the cable with the cable body, and to perform a certain degree of positioning. The bottom plate arranged on the extended support plate cooperates with the position adjustment mechanism so that the position of the bottom plate and the arc positioning sleeve can be adjusted. When the length of the cable body is long, the position of the bottom plate and the arc positioning sleeve can be adjusted outward, and vice versa. The position of the bottom plate and the arc positioning sleeve can be adjusted inward according to the different lengths of the cable body, thereby ensuring the stability of the cable body after being connected to the cable connector and preventing it from slipping out. At the same time, the arc positioning sleeve can also have a secondary fixing effect on the cable body, further increasing the stability of the connection and preventing it from detaching. The utility model has a simple overall structure, and can effectively increase the stability of the cable body during connection through the effect of double positioning, thereby avoiding the phenomenon of slipping after connection, and can appropriately adjust the position of the arc positioning sleeve according to the length of the cable body, thereby avoiding the problem of slipping due to force on the end thereof. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 This is a front view of a cable test bracket according to an embodiment of the utility model;

[0018] Figure 2 It is a structural schematic diagram of a cable power-on positioning structure in a cable test bracket according to an embodiment of the utility model;

[0019] Figure 3 It is a structural schematic diagram of a position adjustment mechanism in a cable test bracket according to an embodiment of the utility model;

[0020] Figure 4 It is a structural schematic diagram of a telescopic support structure in a cable test bracket according to an embodiment of the utility model.

[0021] In the figure:

[0022] 1. Support top plate; 2. Cable connection seat; 3. Cable power-on positioning structure; 4. Extended support plate; 5. Strip groove; 6. Bottom plate; 7. Arc-shaped positioning sleeve; 8. Position adjustment mechanism; 9. Telescopic support structure; 10. Metal contact piece; 11. Circular positioning hole; 12. Inner insulating sealing ring; 13. Elastic positioning protrusion; 14. Install bearing; 15. Rotate threaded rod; 16. Turn knob; 17. Sliding connection sleeve; 18. Side guide connection block; 19. Connection block; 20. Limit stopper; 21. Lower fixed sleeve; 22. Positioning guide groove; 23. Support rod; 24. Positioning slide block; 25. Threaded hole; 26. Positioning threaded knob; 27. Fastening threaded rod; 28. Elastic rubber ball; 29. ​​Side positioning spring piece; 30. Lower mounting base plate; 31. Mounting hole. DETAILED DESCRIPTION

[0023] 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 in 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.

[0024] See also Figure 1-4 The utility model provides a cable testing bracket, including a supporting top plate 1, a cable connecting seat 2 is installed on the supporting top plate 1, a cable connecting wire is arranged inside the cable connecting seat 2, and both ends of the cable connecting seat 2 are provided with a cable power-on positioning structure 3 electrically connected to the cable connecting wire. By installing the cable connecting seat 2 on the supporting top plate 1, a cable connecting wire is arranged inside the cable connecting seat 2, and the cable power-on positioning structure 3 is arranged in cooperation, it is convenient for both ends to be connected to the cable body for powering on, and to be positioned to a certain extent. Both ends of the supporting top plate 1 are fixedly connected with an extended supporting plate 4, and a strip groove 5 is opened at the center of the extended supporting plate 4. A bottom plate 6 is slidably provided on the extended supporting plate 4, and the bottom plate 6 is connected to the positioning structure 3. It is connected to the position adjustment mechanism 8 in the extended support plate 4, and an arc-shaped positioning sleeve 7 is installed on the bottom plate 6. The bottom of the support top plate 1 is fixedly connected with a telescopic support structure 9. The bottom plate 6 arranged on the extended support plate 4 cooperates with the position adjustment mechanism 8 so that the position of the bottom plate 6 and the arc-shaped positioning sleeve 7 can be adjusted. When the length of the cable body is long, the position of the bottom plate 6 and the arc-shaped positioning sleeve 7 can be adjusted outward, and vice versa. The position of the bottom plate 6 and the arc-shaped positioning sleeve 7 is adjusted inward. According to the different lengths of the cable body, the appropriate position is adjusted to ensure the stability of the cable body after being connected to the cable connecting seat 2 to prevent it from sliding outward. At the same time, the arc-shaped positioning sleeve 7 can also have a secondary fixing effect on the cable body, further increasing the stability of the connection and preventing it from detaching.

[0025] In one embodiment, please refer to the attached manual. Figure 2 As shown, the cable power-on positioning structure 3 includes circular positioning holes 11 opened at both ends of the cable connection seat 2, and metal contacts 10 electrically connected to the cable connection wire are arranged in the circular positioning holes 11. The inner ring of the circular positioning hole 11 is provided with an inner insulating sealing ring 12, and the inner wall of the inner insulating sealing ring 12 is evenly provided with four groups of elastic positioning protrusions 13. The inner insulating sealing ring 12 arranged in the circular positioning hole 11 plays an insulating protection role, the metal contacts 10 are electrically contacted with the cable body, and the elastic positioning protrusions 13 are used to position the end of the cable body to prevent it from loosening.

[0026] In one embodiment, please refer to the attached manual. Figure 3 As shown, the position adjustment mechanism 8 includes a mounting bearing 14 arranged at one end inside the extended support plate 4, the inner ring of the mounting bearing 14 is fixedly connected with a rotating threaded rod 15, the other end of the rotating threaded rod 15 is integrally connected with a twisting knob 16, and the twisting knob 16 extends to the outside of the extended support plate 4, the rotating threaded rod 15 is threadedly sleeved with a sliding connection sleeve 17, and the two sides of the sliding connection sleeve 17 are connected with side guide connection blocks 18, and the inner wall of the extended support plate 4 is provided with side positioning guide grooves matching the side guide connection blocks 18 on both sides, the top of the sliding connection sleeve 17 is fixedly provided with a connecting block 19 that passes through the strip groove 5, and the connecting block 19 is fixedly connected to the bottom of the base plate 6, and the rotating threaded rod 15 is fixedly connected with a plurality of limit blocks 20 at one end away from the mounting bearing 14. The threaded rod 15 is driven to rotate by turning the knob 16, and the side guide connecting block 18 cooperates with the side positioning guide groove as a guide to make the sliding connecting sleeve 17 translate, thereby driving the bottom plate 6 to slide through the connecting block 19 to achieve position adjustment, and the limit block 20 is set to limit the position of the sliding connecting sleeve 17.

[0027] In one embodiment, please refer to the attached manual. Figure 4As shown, the telescopic support structure 9 includes a lower fixed sleeve 21, in which a support rod 23 connected to the support top plate 1 is movably arranged, and positioning guide grooves 22 are provided on both sides of the inner wall of the lower fixed sleeve 21, and positioning sliders 24 matching the positioning guide grooves 22 are provided on both sides of one end of the support rod 23 located in the lower fixed sleeve 21, and threaded holes 25 are provided on both sides of the end of the lower fixed sleeve 21, and positioning threaded knobs 26 are installed in the threaded holes 25, and the positioning threaded knobs 26 are in contact with the outer wall of the support rod 23. The positioning sliders 24 are provided to cooperate with the positioning guide grooves 22, so as to improve the smoothness of the support rod 23 sliding in the lower fixed sleeve 21, and the positioning threaded knobs 26 can be used to position the position of the support rod 23.

[0028] In one embodiment, please refer to the attached manual. Figure 1 As shown, a fastening threaded rod 27 is provided through the top thread of the arc-shaped positioning sleeve 7, an elastic rubber ball 28 is provided at one end of the fastening threaded rod 27 located in the arc-shaped positioning sleeve 7, and side positioning spring pieces 29 are provided on both sides of the inner wall of the arc-shaped positioning sleeve 7. The fastening threaded rod 27 cooperates with the elastic rubber ball 28 to position the cable body passing through from the top, and cooperates with the clamping force on both sides of the side positioning spring pieces 29 to greatly increase the fixing effect of the cable body.

[0029] In one embodiment, please refer to the attached manual. Figure 1 As shown, the bottom of the lower fixing sleeve 21 is fixedly connected with a lower mounting base plate 30, and mounting holes 31 are symmetrically provided on the lower mounting base plate 30. The lower mounting base plate 30 is provided to cooperate with the mounting holes 31, so as to facilitate the overall fixed installation.

[0030] When the cable is connected to the cable socket 2, the cable is energized and the cable is energized. When the cable is energized, the cable is energized and the cable is energized. When the cable is energized, the cable is energized and the cable is energized. When the cable is energized, the cable is energized and the cable is energized. When the cable is energized, the cable is energized and the cable is energized. When the cable is energized, the cable is energized and the cable is energized. When the cable is energized, the cable is energized and the cable is energized. When the cable is energized, the cable is energized and the cable is energized. When the cable is energized, the cable is energized and the cable is energized. When the cable is energized, the cable is energized and the cable is energized. When the cable is energized, the cable is energized and the cable is energized.

[0031] Although this specification is described according to implementation modes, not every implementation mode includes only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A cable test bracket, characterized in that: The invention comprises a support top plate (1), a cable connection seat (2) is installed on the support top plate (1), a cable connection conductor is arranged inside the cable connection seat (2), and both ends of the cable connection seat (2) are provided with a cable power-on positioning structure (3) electrically connected to the cable connection conductor, both ends of the support top plate (1) are fixedly connected with an extended support plate (4), a strip groove (5) is opened at the center of the extended support plate (4), a bottom plate (6) is slidably provided on the extended support plate (4), the bottom plate (6) is connected to a position adjustment mechanism (8) located inside the extended support plate (4), an arc-shaped positioning sleeve (7) is installed on the bottom plate (6), and a telescopic support structure (9) is fixedly connected to the bottom of the support top plate (1).

2. A cable testing bracket according to claim 1, characterized in that: The cable power-on positioning structure (3) comprises circular positioning holes (11) provided at both ends of the cable connection seat (2), wherein a metal contact piece (10) electrically connected to the cable connection conductor is arranged in the circular positioning hole (11), an inner insulating sealing ring (12) is arranged in the inner ring of the circular positioning hole (11), and four groups of elastic positioning protrusions (13) are evenly arranged on the inner wall of the inner insulating sealing ring (12).

3. A cable testing bracket according to claim 2, characterized in that: The position adjustment mechanism (8) comprises a mounting bearing (14) arranged at one end inside the extended support plate (4); the inner ring of the mounting bearing (14) is fixedly connected to a rotating threaded rod (15); the other end of the rotating threaded rod (15) is integrally connected to a turning knob (16); the turning knob (16) extends to the outside of the extended support plate (4); and a sliding connection sleeve (17) is threadedly sleeved on the rotating threaded rod (15).

4. A cable testing bracket according to claim 3, characterized in that: Side guide connection blocks (18) are connected to both sides of the sliding connection sleeve (17); side positioning guide grooves matching the side guide connection blocks (18) are arranged on both sides of the inner wall of the extended support plate (4); a connection block (19) penetrating the strip groove (5) is fixedly arranged on the top of the sliding connection sleeve (17); the connection block (19) is fixedly connected to the bottom of the base plate (6); and a plurality of limit blocks (20) are fixedly connected to one end of the rotating threaded rod (15) away from the mounting bearing (14).

5. A cable testing bracket according to claim 4, characterized in that: The telescopic support structure (9) comprises a lower fixed sleeve (21), a support rod (23) connected to the support top plate (1) being movably arranged in the lower fixed sleeve (21), positioning guide grooves (22) being provided on both sides of the inner wall of the lower fixed sleeve (21), positioning sliders (24) matching the positioning guide grooves (22) being provided on both sides of one end of the support rod (23) located in the lower fixed sleeve (21), threaded holes (25) being provided on both sides of the end of the lower fixed sleeve (21), a positioning threaded knob (26) being installed in the threaded hole (25), and the positioning threaded knob (26) is in contact with the outer wall of the support rod (23).

6. A cable testing bracket according to claim 5, characterized in that: A fastening threaded rod (27) is provided through the top thread of the arc-shaped positioning sleeve (7), an elastic rubber ball (28) is provided at one end of the fastening threaded rod (27) located inside the arc-shaped positioning sleeve (7), and side positioning spring pieces (29) are provided on both sides of the inner wall of the arc-shaped positioning sleeve (7).

7. A cable testing bracket according to claim 6, characterized in that: The bottom of the lower fixed sleeve (21) is fixedly connected to a lower mounting base plate (30), and mounting holes (31) are symmetrically provided on the lower mounting base plate (30).

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