CN110778889A

CN110778889A - Adjustable support and adjustable fixing device of communication equipment

Info

Publication number: CN110778889A
Application number: CN201810856095.5A
Authority: CN
Inventors: 徐小辉; 何俊
Original assignee: ZTE Corp
Current assignee: ZTE Corp
Priority date: 2018-07-31
Filing date: 2018-07-31
Publication date: 2020-02-11
Also published as: WO2020024983A1

Abstract

The invention provides an adjustable support and an adjustable fixing device of communication equipment, wherein the adjustable support comprises a first support, a second support, a first support rod, a second support rod, an adjusting rod and a fixing block, wherein the lower end of the adjusting rod sleeved with the fixing block is connected with a rotary connecting end between the first support rod and the second support rod; when the adjusting rod moves up and down, the rotating connecting end between the first support rod and the second support rod is driven to move up and down, so that the included angle between the first support and the second support is changed; the adjustable fixing device for the communication equipment comprises an upper holding pole assembly, a lower holding pole assembly and an adjustable support, wherein the adjustable support is positioned between the holding pole assembly of the upper holding pole assembly or the lower holding pole assembly and a support assembly, and when an adjusting rod of the adjustable support moves up and down, an included angle between a first support and a second support is changed, so that the pitch angle of the communication equipment can be adjusted.

Description

Adjustable support and adjustable fixing device of communication equipment

Technical Field

The invention relates to the field of communication equipment, in particular to an adjustable support and an adjustable fixing device of the communication equipment.

Background

With the development of wireless communication system equipment technology, the requirement for communication equipment base station configuration is higher and higher, and the requirement for the installation direction of wireless equipment is also higher and higher. Most communication devices (such as an antenna and the like) are adjusted in pitch angle by adjusting an adjustable support. When needs adjustment pitch angle, need operating personnel to come loose adjustable support and be connected with the holding rod with the spanner, then with the one end of hand promotion communication equipment to keeping away from or being close to holding rod and hanging the direction removal of wall, equipment removes and needs operating personnel to stabilize equipment after targetting in place, then fastens adjustable support and with being connected of holding rod with the spanner. Because the communication equipment is heavy, the equipment is pushed in place by manpower and then fixed, the operation is very poor, the reliability is poor, the efficiency is low, the precision is low, most pole holding equipment is arranged at high altitude, the operation at high altitude has certain danger, and a lot of inconvenience is brought to operators.

Disclosure of Invention

In view of the above problems, embodiments of the present invention are provided to provide an adjustable bracket and an adjustable fixing device for a communication apparatus, which solve the above problems.

According to an aspect of an embodiment of the present invention, there is provided an adjustable bracket, including a first bracket, a second bracket, a first stay, a second stay, an adjusting lever, and a fixing block; the fixed block is sleeved on the adjusting rod; the positioning end of the first support and the positioning end of the second support are rotatably connected with the fixing block; one end of the first support rod is rotatably connected with the first support, one end of the second support rod is rotatably connected with the second support, and the other end of the first support rod is rotatably connected with the other end of the second support rod; the lower end of the adjusting rod sleeved with the fixed block is connected with a rotary connecting end between the first support rod and the second support rod; when the adjusting rod moves up and down, the rotating connecting end between the first support rod and the second support rod is driven to move up and down, so that the included angle between the first support and the second support is changed.

Optionally, in the adjustable bracket according to the embodiment of the present invention, the positioning end of the first bracket and the positioning end of the second bracket are respectively rotatably connected to the fixing block through a first threaded shaft and a second threaded shaft; one end of the first support rod is rotatably connected with the first support through a first connecting shaft; one end of the second support rod is rotatably connected with the second bracket through a second connecting shaft; the other end of the first support rod is rotatably connected with the other end of the second support rod through a third connecting shaft.

Optionally, in the adjustable bracket according to the embodiment of the present invention, the adjusting rod is a screw rod; and the sleeve joint part of the fixed block and the adjusting rod is provided with a thread matched with the screw rod.

Optionally, the adjustable bracket according to the embodiment of the present invention further includes a bracket, and the lower end of the adjusting rod sleeved with the fixing block is connected to the rotating connection end between the first stay bar and the second stay bar through the bracket.

Optionally, in the adjustable bracket according to the embodiment of the present invention, a first circular hole is formed in an upper plane of the bracket, and a lower end of the adjusting rod passes through the first circular hole and is fixed in the bracket by an upper limiting block and a lower limiting block; and two side surfaces of the bracket are provided with coaxial second round holes, and the second round holes are used for assembling the rotary connecting ends of the first support rod and the second support rod.

Optionally, in the adjustable bracket according to the embodiment of the present invention, two coaxial first mounting holes are provided at the positioning end of the first bracket; two coaxial second mounting holes are formed in the positioning end of the second support; two coaxial third mounting holes are formed in the fixing block; when the positioning end of the first support and the positioning end of the second support are rotatably connected with the fixed block, the first mounting hole is wrapped on the second mounting hole, the second mounting hole is wrapped on one third mounting hole, the first threaded shaft penetrates through the first mounting hole, the second mounting hole and the third mounting hole, and one end of the first support and one end of the second support in an axisymmetric structure are connected with the fixed block in a shaft mode; the first mounting hole is wrapped on the second mounting hole, the second mounting hole is wrapped on one of the third mounting holes, the second threaded shaft penetrates through the first mounting hole, the second mounting hole and the third mounting hole, and one end shaft of the first support and one end shaft of the second support in an axial symmetry structure are connected to the fixing block in an axial symmetry mode.

Optionally, in the adjustable bracket according to the embodiment of the present invention, a scale label is disposed at the positioning end of the first bracket, and a pointer used in cooperation with the scale label is disposed on the second bracket to indicate an angle of an included angle between the first bracket and the second bracket.

Optionally, in the adjustable bracket according to an embodiment of the present invention, the first bracket and the second bracket are both shell-shaped structures, and when an included angle between the first bracket and the second bracket is zero, the first support rod and the second support rod are included in the shell-shaped structures.

Optionally, in the adjustable bracket according to the embodiment of the present invention, a raised rib is further disposed on the first bracket, a fourth mounting hole is disposed on the raised rib, and the first connecting shaft passes through the fourth mounting hole and is rotatably connected to one end of the first support rod; the second support is further provided with a protruding rib, a fifth mounting hole is formed in the protruding rib, and the second connecting shaft penetrates through the fifth mounting hole and is rotatably connected with one end of the second support rod.

Optionally, in the adjustable bracket according to the embodiment of the present invention, an anti-falling off component is disposed at one end of the first connecting shaft or/and the second connecting shaft or/and the third connecting shaft.

Optionally, the adjustable bracket according to the embodiment of the present invention further includes a locking portion, the locking portion is sleeved on the adjusting rod and located at the upper end of the fixing block, and when an included angle between the first bracket and the second bracket meets a preset requirement, the fixing block is locked by the locking portion.

According to another aspect of the embodiments of the present invention, there is provided an adjustable fixing device for a communication device, including an upper pole assembly, a lower pole assembly and the adjustable bracket; the upper pole embracing component and the lower pole embracing component both comprise pole embracing components and support components, and the adjustable support is positioned between the pole embracing components of the upper pole embracing components or the lower pole embracing components and the support components; the holding rod end of the holding rod component is connected with the mounting rod, and the connecting end of the holding rod component is connected with the connecting end of the second bracket of the adjustable bracket or the connecting end of the support component; the support end of the support assembly is connected with communication equipment, and the connecting end of the support assembly is connected with the connecting end of the first support of the adjustable support or the holding pole assembly; when the adjusting rod of the adjustable support moves up and down, an included angle between the first support and the second support is changed, and therefore the pitch angle of the communication equipment is adjusted.

Optionally, in the adjustable fixing device for communication equipment according to the embodiment of the present invention, the connection end of the support component and the connection end of the holding rod component are connected by means of pin shaft hooking; the second support of the adjustable support is connected with the connecting end of the holding rod assembly in a pin shaft hanging mode; the first support of the adjustable support is connected with the connecting end of the support component in a pin shaft screw mode.

Optionally, in the adjustable fixing device of the communication device according to the embodiment of the present invention, the clasping rod assembly includes a first clasping rod fastener, a second clasping rod fastener, and a pressing plate; through first pole fastener with the second pole fastener will hold pole unit mount on the installation pole first pole fastener is last to be equipped with the recess, works as the round pin axle of support subassembly or the round pin axle of adjustable support second support is placed when in the recess, will the clamp plate pressure equipment is in on the recess.

The embodiment of the invention has the following beneficial effects:

the adjustable support provided by the embodiment of the invention comprises a first support, a second support, a first support rod, a second support rod, an adjusting rod and a fixing block, wherein the lower end of the adjusting rod sleeved with the fixing block is connected with a rotary connecting end between the first support rod and the second support rod; when the adjusting rod moves up and down, the rotating connecting end between the first support rod and the second support rod is driven to move up and down, so that the included angle between the first support and the second support is changed; the adjustable fixing device for the communication equipment comprises an upper holding pole assembly, a lower holding pole assembly and an adjustable support, wherein the adjustable support is positioned between the holding pole assembly of the upper holding pole assembly or the lower holding pole assembly and a support assembly, and when an adjusting rod of the adjustable support moves up and down, an included angle between a first support and a second support is changed, so that the pitch angle of the communication equipment can be adjusted.

Drawings

FIG. 1 is a schematic structural view of an adjustable support according to a first embodiment of the present invention;

FIG. 2 is a schematic first cross-sectional view of an adjustable support according to a first embodiment of the present invention;

FIG. 3 is a schematic structural view of a bracket according to a first embodiment of the present invention;

FIG. 4 is a second cross-sectional view of the adjustable support according to the first embodiment of the present invention;

FIG. 5 is a schematic structural view of a first bracket according to a first embodiment of the present invention;

FIG. 6 is a schematic structural view of a second bracket according to the first embodiment of the present invention;

FIG. 7 is a schematic view of the first embodiment of the present invention with the first and second brackets hidden;

FIG. 8 is a schematic structural view of a first embodiment of the present invention with the adjustable support in a closed position;

fig. 9 is a schematic structural diagram of an adjustable fixing device of a communication apparatus according to a second embodiment of the present invention;

FIG. 10 is a schematic illustration of the connection of the seat assembly, adjustable support and pole assembly in a second embodiment of the present invention;

FIG. 11 is a schematic view of the connection of a seat assembly and a mast assembly in accordance with a second embodiment of the invention;

41, a first bracket; 42. a second bracket; 43. a first stay bar; 44. a second stay bar; 45. adjusting a rod; 46. a locking portion; 47. a scale label; 48. a second connecting shaft; 49. a bracket;

410. a first nut; 411. a limiting block; 412. a fixed block; 413. a second threaded shaft; 414. a cotter pin; 415. a first connecting shaft; 416. a third connecting shaft; 417. a second nut; 418. a first threaded shaft; 419. a cotter pin; 420. a pin shaft; 421. a raised rib; 422. a fifth mounting hole; 423. a pointer; 424. avoiding holes; 425. a raised rib; 426. a fifth mounting hole; 427. avoiding gaps; 428. a second mounting hole; 429. a second mounting hole; 430. a pin shaft;

41-1, raised ribs; 41-2 and a fourth mounting hole; 41-3, raised ribs; 41-4, a fourth mounting hole; 41-5, avoiding holes; 41-6, sinking a groove; 41-7, a first mounting hole; 41-8, a first mounting hole;

49-1, a first circular hole; 49-2, a second circular hole;

10. mounting a rod; 20. a pole embracing component; 30. a seat assembly; 40. an adjustable support; 50. a communication device; 21. a first pole clasping fastener; 22. a second pole clasping fastener; 23. pressing a plate; 24. a screw; 25. a bolt; 26. a nut; 31. a support; 32. a pin shaft; 33. a screw; 34. a pin shaft; 35. and (7) a pin shaft.

Detailed Description

Exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the invention are shown in the drawings, it should be understood that the invention can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention solely thereto.

According to a first embodiment of the present invention, an adjustable support is provided. Fig. 1 is a schematic structural diagram of an adjustable bracket according to a first embodiment of the present invention, and as shown in fig. 1, the adjustable bracket according to the first embodiment of the present invention includes a first bracket 41, a second bracket 42, a first stay 43, a second stay 44, an adjusting rod 45, and a fixing block 412; the fixing block 412 is sleeved on the adjusting rod 45;

the positioning end of the first bracket 41 and the positioning end of the second bracket 42 are rotatably connected with the fixing block 412; one end of the first support rod 43 is rotatably connected with the first bracket 41, one end of the second support rod 44 is rotatably connected with the second bracket 42, and the other end of the first support rod 43 is rotatably connected with the other end of the second support rod 44; the lower end of the adjusting rod 45 sleeved with the fixing block 412 is connected with the rotary connecting end between the first support rod 43 and the second support rod 44; when the adjusting rod 45 moves up and down, the rotating connecting end between the first support rod 43 and the second support rod 44 is driven to move up and down, so that the included angle between the first support 41 and the second support 42 is changed.

Optionally, a scale label 47 is arranged at the positioning end of the first support 41, and a pointer matched with the scale label 47 is arranged on the second support 42 to indicate an angle of an included angle between the first support 41 and the second support 42. Wherein, the scale labeling can be changed, can change different scale labeling according to the difference of communication equipment size.

Alternatively, the length of the first bracket 41 is greater than the length of the second bracket 42, and thus the first bracket 41 may also be referred to as a long bracket and the second bracket 42 may also be referred to as a short bracket.

Optionally, one end of the first supporting rod 43 is rotatably connected to the first bracket 41 through a first connecting shaft 415; one end of the second support rod 44 is rotatably connected with the second bracket 42 through a second connecting shaft 48; the other end of the first stay 43 is rotatably connected to the other end of the second stay 44 by a third connecting shaft 416.

Specifically, the adjusting rod 45 is a screw rod; and a thread matched with the screw is arranged at the sleeving part of the fixed block 412 and the adjusting rod 45.

Optionally, the adjustable bracket further comprises a locking portion 46, the locking portion 46 is sleeved on the adjusting rod 45 and located at the upper end of the fixing block 412, and when an included angle between the first bracket 41 and the second bracket 42 meets a preset requirement, the fixing block 412 is locked through the locking portion 46. Specifically, the locking portion 46 may be a lock nut.

That is, the scale label 47 is pasted on the long bracket 41, the long bracket 41 is provided with a corresponding groove, the scale of the label 47 is symmetrical, so that the two sides can be pasted commonly, and the scale can be made to be every degree; the short bracket 42 is provided with an indication arrow; the long support 41, the short support 42 and the fixing block 412 are connected through a second threaded shaft 413 and a first threaded shaft 418, the second threaded shaft 413 and the first threaded shaft 418 are connected and fixed on the long support 41, the second threaded shaft 413 and the first threaded shaft 418 are combined bolts with elastic pads and flat pads and having loosening capacity, and the fixing block 412 of the short support 42 can rotate around the second threaded shaft 413 and the first threaded shaft 418 relative to the long support 41; the short bracket 42 is connected with the second support rod 44 through a second connecting shaft 48, the second support rod 44 is connected with the first support rod 43 through a third connecting shaft 416, the long bracket 41 is connected with the first support rod 43 through a first connecting shaft 415, and the long bracket 41, the short bracket 42, the second support rod 44 and the first support rod 43 are mutually connected through rotating shafts; the screw 45 is provided with a lock nut 46. The long bracket 41 and the short bracket 42 allow casting to be made with a good appearance and at a low cost.

Fig. 2 is a schematic cross-sectional view of an adjustable support according to a first embodiment of the invention, as shown in fig. 2, the adjustable support further comprising: a bracket 49; the lower end of the adjusting rod 45 sleeved with the fixing block 412 is connected with the rotary connecting end between the first support rod 43 and the second support rod 44 through the bracket 49.

Fig. 3 is a schematic structural view of a bracket according to a first embodiment of the present invention, as shown in fig. 3, a first circular hole 49-1 is formed on an upper plane of the bracket 49, a lower end of the adjusting rod 45 passes through the first circular hole 49-1, and the lower end of the adjusting rod 45 is fixed in the bracket 49 by an upper limit block and a lower limit block; a second circular hole 49-2 is coaxially formed on both side surfaces of the bracket 49, and the second circular hole 49-2 is used for assembling the rotation connection end of the first stay 43 and the second stay 44. Specifically, the bracket 49 may be formed of a sheet metal member or a machined member.

When the adjusting rod 45 moves upwards, the lower limiting block is driven to move upwards, and when the lower limiting block contacts the bracket 49, the third connecting shaft 416 is driven to move upwards through the bracket 49; when the adjusting rod 45 moves downwards, the upper limiting block is driven to move downwards, and when the upper limiting device contacts the bracket 49, the third connecting shaft 416 is driven to move downwards through the bracket 49.

Fig. 4 is a second cross-sectional view of the adjustable bracket according to the first embodiment of the present invention, and as shown in fig. 4, the positioning end of the first bracket 41 and the positioning end of the second bracket 42 are respectively rotatably connected to the fixing block 412 through a first threaded shaft 418 and a second threaded shaft 413.

Illustratively, as can be seen from fig. 2, 3 and 4, the lower end of the adjusting rod 45 is connected with the third connecting shaft 416 of the first stay 43 through the bracket 49 and the second stay 44, the limiting block 411 is inserted on the adjusting rod 45, the bracket 49 is inserted on the limiting block 411, the lower side of the adjusting rod is limited by the first nut 410 and the second nut 417, the first nut 410 and the second nut 417 have a loosening function, the upper side of the bracket 49 is limited by the step on the limiting block 411, and the lower side of the bracket 49 is limited by the first nut 410 and the second nut 417; the adjusting rod 45 can rotate relative to the bracket 49, the bracket 49 is driven to move when the adjusting rod 45 moves up and down, and the bracket 49 is connected with the third connecting shaft 416 of the second support rod 44 and the first support rod 43, so that the two support rods are driven to rotate.

The fixing of the adjusting rod 45 and the bracket 49 on the adjustable bracket can be realized by the above-mentioned limiting block 411 and

nuts

410 and 417, or by welding a limiting block to fix the bracket 49.

Fig. 5 is a schematic structural diagram of a first bracket according to a first embodiment of the present invention, and as shown in fig. 5, the first bracket 41 has an axisymmetrical structure, and two coaxial first mounting holes 41-7 and 41-8 are provided at a positioning end of the first bracket 41. Fig. 6 is a schematic structural diagram of a second bracket according to the first embodiment of the present invention, and as shown in fig. 6, the second bracket 42 has an axisymmetrical structure, and two coaxial second mounting

holes

428 and 429 are provided at a positioning end of the second bracket 42. Fig. 7 is a schematic structural view illustrating the first bracket and the second bracket hidden in the first embodiment of the present invention, and as shown in fig. 7, two coaxial third mounting holes are formed in the fixing block 412. As can be seen from fig. 4, 5, 6 and 7, when the positioning end of the first bracket 41 and the positioning end of the second bracket 42 are rotatably connected to the fixing block 412, the first mounting hole 41-7 is wrapped around the second mounting hole 428, the second mounting hole 428 is wrapped around one of the third mounting holes, and the first threaded shaft 418 passes through the first mounting hole 41-7, the second mounting hole 428 and the third mounting hole to connect one end of the axisymmetric structure of the first bracket 41 and the second bracket 42 to the fixing block 412. Similarly, the first mounting hole 41-8 is wrapped around the second mounting hole 429, the second mounting hole 429 is wrapped around one of the third mounting holes, and the second threaded shaft 413 passes through the first mounting hole 41-8, the second mounting hole 429 and the third mounting hole to connect one end of the first bracket 41 and one end of the second bracket 42, which are axially symmetrical, to the fixing block 412.

That is to say, the adjusting rod, that is, the screw rod 45 is connected with the fixing block 412, the fixing block 412 has a thread matching with the screw rod 45 therein, the fixing block 412 is a four-way-like structural member, two coaxial holes with the same size, that is, the third mounting hole in the above, are arranged on two sides, are coaxial and through holes, and one part is the thread and the other part is the unthreaded hole. The second screw shaft 413 and the first screw shaft 418 respectively penetrate the long bracket 41, the short bracket 42 and the fixed block 412 from two sides, the second screw shaft 413 and the first screw shaft 418 are fixed together with the long bracket 41 through screw threads, and the short bracket 42 and the fixed block 412 are penetrated in front of the second screw shaft 413 and the first screw shaft 418; the locking nut 46 and the fixing block 412 form a double nut loosening and limiting effect.

Optionally, as shown in fig. 5, the first bracket 41 is further provided with protruding ribs 41-1 and 41-3, the protruding ribs 41-1 and 41-3 are provided with fourth mounting holes 41-2 and 41-4, and the first connecting shaft 415 passes through the fourth mounting holes 41-2 and 41-4 to be rotatably connected with one end of the first supporting rod 43.

That is, the inside of the long support 41 has at least two protruding ribs 41-1 and 41-3, and the ribs have three coaxial holes: 41-2, 41-4 and 41-5, wherein 41-2 and 41-4 are fourth mounting holes, and 41-5 are avoidance holes; the long bracket 41 is also provided with a sinking groove 41-6 for sticking a scale label 47, and is foolproof, and the center of the sinking groove is provided with first mounting holes 41-7 and 41-8.

Optionally, as shown in fig. 6, the second bracket 42 is further provided with protruding

ribs

421 and 425, the protruding

ribs

421 and 425 are provided with fifth mounting

holes

422 and 426, and the second connecting shaft 48 passes through the fifth mounting

holes

422 and 426 to be rotatably connected with one end of the second support rod 44.

That is, the short support 42 has at least two

parallel ribs

421 and 425, and the ribs have three coaxial holes: 422. 426, 424, wherein 422, 426 are fifth mounting holes, 424 are avoidance holes; the short support 42 is further provided with a scale pointer 423, the upper part of the short support is provided with a clearance gap 427, the center of the upper disk is provided with second mounting

holes

428 and 429, and the second mounting holes are light holes.

Optionally, as shown in fig. 7, the first connecting shaft, the second connecting shaft, and the third connecting shaft are formed by a common shaft and a cotter pin, and an anti-falling part is disposed at one end of the first connecting shaft 415 or/and the second connecting shaft 48 or/and the third connecting shaft 416. Specifically, a cotter 419 is provided at one end of the first connecting shaft 415, a cotter 421 is provided at one end of the second connecting shaft 48, and a cotter 414 is provided at one end of the third connecting shaft 416 to perform stopper function and prevent falling, but the stopper function is not limited to the cotter type stopper function. For example, the connecting rod structures such as the first connecting shaft, the second connecting shaft and the third connecting shaft can also adopt structures such as a threaded shaft and a nut or a shaft fixing structure of a tension rivet.

Fig. 8 is a schematic structural diagram of the adjustable bracket according to the first embodiment of the present invention in a closed state, as shown in fig. 8, the first bracket 41 and the second bracket 42 are both shell-shaped structures, and when an included angle between the first bracket 41 and the second bracket 42 is zero, that is, the adjustable bracket is in the closed state, the first support rod 43 and the second support rod 44 are included in the shell-shaped structures.

As shown in fig. 8, when closed, the indication arrow on the short support 42 points to 0 ° on the scale label 47, the scale label 47 is stuck to the long support 41 for fool-proofing, a part of the upper part of the scale label 47 is cut off, and the label slot on the long support 41 is the same; the short bracket 42 is provided with a pin shaft 420 and a pin shaft 430 at two sides for hanging with the holding pole assembly 20. The top of the screw rod 45 is milled into a square shape, and a hole is formed in the flat milling part so as to facilitate the rotation of a wrench or a special tool.

The adjustable support provided by the first embodiment of the invention comprises a first support, a second support, a first support rod, a second support rod, an adjusting rod and a fixed block, wherein the lower end of the adjusting rod sleeved with the fixed block is connected with a rotary connecting end between the first support rod and the second support rod; when the adjusting rod moves up and down, the rotating connecting end between the first support rod and the second support rod is driven to move up and down, so that the included angle between the first support and the second support is changed.

According to a second embodiment of the present invention, an adjustable fixture for a communication device is provided. Fig. 9 is a schematic structural diagram of an adjustable fixing device for communication equipment according to a second embodiment of the present invention, and as shown in fig. 9, the adjustable fixing device for communication equipment according to the second embodiment of the present invention includes an upper pole assembly, a lower pole assembly, and an adjustable bracket according to the first embodiment; the upper pole embracing component and the lower pole embracing component both comprise a pole embracing component 20 and a support component 30, and the adjustable support is positioned between the pole embracing component 20 and the support component 30 of the upper pole embracing component or the lower pole embracing component; the holding rod end of the holding rod assembly 20 is connected with the mounting rod 10, and the connecting end of the holding rod assembly 20 is connected with the second bracket 42 of the adjustable bracket or the connecting end of the support assembly 30; the support end of the support assembly 30 is connected with the communication equipment 50, and the connecting section of the support assembly is connected with the first bracket 41 of the adjustable bracket or the connecting end of the holding pole assembly 20; when the adjusting rod 45 of the adjustable bracket moves up and down, the included angle between the first bracket 41 and the second bracket 42 is changed, so that the pitch angle of the communication device 50 is adjusted.

Specifically, in the second embodiment, the adjustable bracket is located between the pole assembly 20 and the seat assembly 30 of the upper pole assembly. In the upper pole holding assembly, the pole holding end of the pole holding assembly 20 is connected with the mounting rod 10, the connecting end of the pole holding assembly 20 is connected with the second support 42 of the adjustable support, the support end of the support assembly 30 is connected with the communication equipment 50, and the connecting end of the support assembly is connected with the first support 41 of the adjustable support. In the lower holding pole assembly, a holding pole end of the holding pole assembly 20 is connected with the mounting pole 10, and a connecting end of the holding pole assembly 20 is connected with a connecting end of the support assembly 30; the support end of the support assembly 30 is connected with the communication device 50, and the connecting end of the support assembly is connected with the connecting end of the holding pole assembly 20.

Optionally, the connecting end of the support assembly 30 and the connecting end of the holding pole assembly 20 are connected in a pin shaft hanging manner; the second bracket 42 of the adjustable bracket is connected with the connecting end of the holding pole assembly 20 in a pin shaft hanging mode; the first bracket 41 of the adjustable bracket is connected with the connecting end of the support assembly 30 by means of a pin bolt.

Fig. 10 is a schematic view of the connection of the seat assembly, the adjustable bracket and the pole assembly according to the second embodiment of the present invention, and as shown in fig. 10, the pole assembly 20 includes a first pole clip 21, a second pole clip 22 and a pressing plate 23; through first pole clasp spare 21 with second pole clasp spare 22 will embrace pole subassembly 20 and install on installation pole 10 first pole clasp spare 21 is last to be equipped with the recess, works as the round pin axle of support subassembly 30 or the round pin axle of adjustable support second support 42 is placed when in the recess, will clamp plate 23 pressure equipment is in on the recess.

That is, the cradle assembly 30 is fixed with the communication device 50 by the screw 33. The support assembly 30 and the long bracket 41 of the adjustable bracket 40 are fixed through threads on the pin shaft 32, and two

pin shafts

420 and 430 are arranged on two sides of the short bracket of the adjustable bracket 40, hung in the groove of the first pole clasp 21 of the pole clasping assembly 20, pressed through the pressing plate 23 and fixed through the screw 24. In the hanging operation sequence, before the two

pin shafts

420 and 430 are mounted on the hanging adjustable support 40, the screws 24 on the two pressing plates 23 are loosened, the two pressing plates 23 are respectively rotated outwards by 90 degrees, the two

pin shafts

420 and 430 on the adjustable support 40 are hung in the grooves of the first holding pole fastener 21 of the holding pole assembly 20, then the two pressing plates 23 are respectively rotated inwards, pressed on the

pin shafts

420 and 430, and fixed by the screws 24. The pole-locking assembly 20, the first pole-locking fastener 21 and the second pole-locking fastener 22 are fixed under the action of the bolt 25 and the nut 26, the bolt 25 is fixed with the first pole-locking fastener 21 through threads and locked with the nut 26, and the second pole-locking fastener 22 is threaded on the bolt 25 and fixed and locked with the two nuts 26.

Fig. 11 is a schematic view showing the connection between the seat assembly and the pole assembly according to the second embodiment of the present invention, and as shown in fig. 11, two pins 34 and 35 are mounted on the seat assembly 30, hung in the groove of the first pole fastener 21 of the pole assembly 20, fixed by the pressing plate 23 and fixed by the screws 24. In the hanging operation sequence, before the two pin shafts 34 and 35 are mounted on the hanging support assembly 30, the screws 24 on the two pressing plates 23 are loosened, the two pressing plates 23 are respectively rotated outwards by 90 degrees, the two pin shafts 34 and 35 mounted on the support assembly 30 are hung in the grooves of the first holding pole assembly 21 of the holding pole assembly 20, and then the two pressing plates 23 are respectively rotated inwards, pressed on the pin shafts 32 and fixed by the screws 24.

In the adjustable fixing device for communication equipment provided by the second embodiment of the present invention, the adjustable bracket may be installed between the pole assembly of the upper pole assembly or the lower pole assembly and the support assembly according to the requirement of the installation pitch angle of the communication equipment, and the adjustable bracket may be installed in a forward or reverse manner. The adjustable support structure adopts a four-bar linkage-like mechanism, the principle is that the change of the opening angle of a connecting rod is realized by connecting two opposite angles of a four-bar linkage and changing the distance between the two opposite angles, the change of the distance between two support connecting points and two brace rod connecting points is brought by rotating an adjusting rod, so that the change of the included angle of the two supports is caused, the two supports and a fixed block are connected through two threaded shafts, and the three parts can rotate relatively; one end of the bracket is connected with the shaft connected with the stay bar, the other end of the bracket is connected with the adjusting rod, the adjusting rod can rotate relative to the bracket, and the other end of the adjusting rod is connected with the fixing block through threads. The invention adjusts the pitch angle without pushing or pulling equipment by an operator, and only needs to rotate the screw rod to adjust the included angle of the adjustable bracket, thereby improving the adjusting efficiency and the safety and the reliability of operation.

In short, the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An adjustable support is characterized by comprising a first support (41), a second support (42), a first support rod (43), a second support rod (44), an adjusting rod (45) and a fixing block (412);

the fixed block (412) is sleeved on the adjusting rod (45);

the positioning end of the first bracket (41) and the positioning end of the second bracket (42) are rotatably connected with the fixing block (412);

one end of the first support rod (43) is rotatably connected with the first bracket (41), one end of the second support rod (44) is rotatably connected with the second bracket (42), and the other end of the first support rod (43) is rotatably connected with the other end of the second support rod (44);

the lower end of the adjusting rod (45) sleeved with the fixing block (412) is connected with a rotary connecting end between the first support rod (43) and the second support rod (44); when the adjusting rod (45) moves up and down, the rotating connecting end between the first support rod (43) and the second support rod (44) is driven to move up and down, so that the included angle between the first support (41) and the second support (42) is changed.

2. The adjustable support of claim 1,

the positioning end of the first support (41) and the positioning end of the second support (42) are respectively in rotary connection with the fixing block (412) through a first threaded shaft (418) and a second threaded shaft (413);

one end of the first support rod (43) is rotationally connected with the first bracket (41) through a first connecting shaft (415);

one end of the second support rod (44) is rotatably connected with the second bracket (42) through a second connecting shaft (48);

the other end of the first support rod (43) is rotatably connected with the other end of the second support rod (44) through a third connecting shaft (416).

3. The adjustable support of claim 1,

the adjusting rod (45) is a screw rod;

and a thread matched with the screw rod is arranged at the sleeving part between the fixed block (412) and the adjusting rod (45).

4. The adjustable support of claim 1, further comprising: a bracket (49);

the lower end of the adjusting rod (45) sleeved with the fixing block (412) is connected with a rotary connecting end between the first support rod (43) and the second support rod (44) through the bracket (49).

5. The adjustable support of claim 4,

a first round hole (49-1) is formed in the upper plane of the bracket (49), the lower end of the adjusting rod (45) penetrates through the first round hole (49-1), and the lower end of the adjusting rod (45) is fixed in the bracket (49) through an upper limiting block and a lower limiting block;

and two coaxial round holes (49-2) are arranged on two side surfaces of the bracket (49), and the second round holes (49-2) are used for assembling the rotating connecting ends of the first support rod (43) and the second support rod (44).

6. An adjustable support according to claim 2, wherein the first support (41) is provided with two coaxial first mounting holes (41-7 and 41-8) at its locating end;

two coaxial second mounting holes (428 and 429) are formed in the positioning end of the second bracket (42); two coaxial third mounting holes are formed in the fixing block (412);

when the positioning end of the first bracket (41) and the positioning end of the second bracket (42) are rotationally connected with the fixed block (412), the first mounting hole (41-7) is wrapped on the second mounting hole (428), the second mounting hole (428) is wrapped on one of the third mounting holes, the first threaded shaft (418) penetrates through the first mounting hole (41-7), the second mounting hole (428) and the third mounting hole, and one end of the first bracket (41) and one end of the second bracket (42) which are in an axisymmetrical structure are connected on the fixed block (412); the first mounting holes (41-8) are wrapped on the second mounting holes (429), the second mounting holes (429) are wrapped on one of the third mounting holes, the second threaded shaft (413) penetrates through the first mounting holes (41-8), the second mounting holes (429) and the third mounting holes, and one end of the first support (41) and one end of the second support (42) in an axial symmetry structure are connected to the fixing block (412) in a shaft mode.

7. An adjustable support according to claim 1, wherein a scale label (47) is provided on the locating end of the first support (41) and a pointer is provided on the second support (42) for cooperation with the scale label (47) to indicate the angle of the included angle between the first support (41) and the second support (42).

8. An adjustable support according to claim 1, wherein the first support (41) and the second support (42) are both shell-like structures, and the first support (43) and the second support (44) are contained within the shell-like structures when the angle between the first support (41) and the second support (42) is zero.

9. The adjustable support of claim 2,

the first bracket (41) is also provided with raised ribs (41-1 and 41-3), the raised ribs (41-1 and 41-3) are provided with fourth mounting holes (41-2 and 41-4), and the first connecting shaft (415) penetrates through the fourth mounting holes (41-2 and 41-4) to be rotatably connected with one end of the first support rod (43);

the second support (42) is further provided with protruding ribs (421 and 425), fifth mounting holes (422 and 426) are formed in the protruding ribs (421 and 425), and the second connecting shaft (48) penetrates through the fifth mounting holes (422 and 426) to be connected with one end of the second support rod (44) in a rotating mode.

10. The adjustable bracket according to claim 2, characterized in that an anti-drop member is provided at one end of the first connecting shaft (415) or/and the second connecting shaft (48) or/and the third connecting shaft (416).

11. The adjustable bracket of claim 1 further comprising a locking portion (46);

locking portion (46) suit is in adjust pole (45) on, and be located the upper end of fixed block (412), work as first support (41) with contained angle between second support (42) accords with when predetermineeing the requirement, through locking portion (46) locking fixed block (412).

12. An adjustable fixing device for communication equipment, which is characterized by comprising an upper holding pole assembly, a lower holding pole assembly and an adjustable bracket according to any one of claims 1 to 11;

the upper pole embracing component and the lower pole embracing component both comprise pole embracing components (20) and support components (30), and the adjustable support is positioned between the pole embracing components (20) and the support components (30) of the upper pole embracing components or the lower pole embracing components; the holding pole end of the holding pole component (20) is connected with the mounting pole (10), and the connecting end of the holding pole component (20) is connected with the connecting end of the second bracket (42) of the adjustable bracket or the connecting end of the support component (30); the support end of the support assembly (30) is connected with a communication device (50), and the connecting end of the support assembly is connected with the connecting end of the first bracket (41) of the adjustable bracket or the holding pole assembly (20);

when the adjusting rod (45) of the adjustable bracket moves up and down, the included angle between the first bracket (41) and the second bracket (42) is changed, so that the pitch angle of the communication equipment (50) is adjusted.

13. The adjustable fixture of claim 12,

the connecting end of the support assembly (30) is connected with the connecting end of the holding rod assembly (20) in a pin shaft hanging mode;

the second support (42) of the adjustable support is connected with the connecting end of the holding pole assembly (20) in a pin shaft hanging mode;

the first support (41) of the adjustable support is connected with the connecting end of the support assembly (30) in a pin shaft screw mode.

14. The adjustable fixing device of claim 12, wherein the pole assembly (20) comprises a first pole fastener (21), a second pole fastener (22) and a pressure plate (23);

through first pole clasp fastener (21) with second pole clasp fastener (22) will pole subassembly (20) are installed on installation pole (10) be equipped with the recess on first pole clasp fastener (21), work as round pin axle (34) and 35) of support subassembly (30) or round pin axle (420 and 430) of adjustable support second support (42) are placed when in the recess, will clamp plate (23) pressure equipment is in on the recess.