CN208832021U - A kind of support device - Google Patents

Abstract

The utility model discloses a kind of support devices, including base mechanism, cross bar mechanism, for adjusting the lifting arm mechanism of the height of suspension equipment, for installing the equipment installation mechanism of suspension equipment, one end of cross bar mechanism is rotationally connect with base mechanism, the other end of cross bar mechanism is rotationally connect with one end of lifting arm mechanism, the other end of lifting arm mechanism is rotationally connect with equipment installation mechanism, equipment line (1) is transferred to from base mechanism and sequentially passes through cross bar mechanism, go up and down arm mechanism, the inside of equipment installation mechanism, it is pierced by from equipment installation mechanism.The built-in channel of equipment line is equipped in support device, equipment line (1) is arranged in built-in channel, not only plays protective effect to equipment line (1), but also play beauty function to support device；In addition, in order to prevent the rotation of support device when damage to equipment line, in cradle head part setting limit features, to protect equipment line (1).

Description

A kind of support device

Technical field

The utility model relates to the technical fields of the support device of suspension equipment, more particularly, to a kind of support device.

Background technique

The support device for suspension equipment occurred currently on the market usually by the assembly parts of multiple and different functions or Mechanism composition.The support device of suspension equipment can be by base mechanism, cross bar mechanism, lifting arm mechanism and equipment installation mechanism group At.However, the equipment line in current support device is exposed outside support device, that is to say, that equipment line is exposed the bottom of at Outside seat mechanism, cross bar mechanism, lifting arm mechanism and equipment installation mechanism.Wherein, equipment line is exposed outside support device, not only shadow The beauty of support device and each mechanism is rung, and equipment line is easily damaged.

Utility model content

The purpose of this utility model is to provide a kind of support devices, so that equipment line is built in support device, not only It plays a protective role to equipment line, and beauty function is played to support device.

The technical scheme in the invention for solving the above technical problem is:

A kind of support device, including base mechanism, cross bar mechanism, height for adjusting suspension equipment lifting arm machine One end of structure, equipment installation mechanism, cross bar mechanism is rotationally connect with base mechanism, and the other end of cross bar mechanism is rotationally With lifting arm mechanism one end connect, the other end for going up and down arm mechanism is rotationally connect with equipment installation mechanism, equipment line from Base mechanism is transferred to and sequentially passes through the inside of cross bar mechanism, lifting arm mechanism, equipment installation mechanism, wears from equipment installation mechanism Out.

Preferably, the lower end of base mechanism is equipped with the first line outlet, the upper end of base mechanism is equipped with pedestal joint hole, if Standby line is penetrated and is passed through from the first line outlet and is pierced by behind the inside of base mechanism from pedestal joint hole.

Preferably, cross bar mechanism left end and right end are respectively equipped with first crossbar joint hole and second crossbar joint hole, from The equipment line that pedestal joint hole is pierced by is penetrated and is passed through from first crossbar joint hole and closed behind the inside of cross bar mechanism from second crossbar Knothole is pierced by.

Preferably, lifting arm mechanism left end and right end are respectively equipped with the first lifting shoulder joint hole and the second lifting shoulder joint Hole, from the equipment line that second crossbar joint hole is pierced by from first lifting shoulder joint hole penetrate and pass through lifting arm it is in-house after from Second lifting shoulder joint hole is pierced by.

Preferably, the upper end of equipment installation mechanism is equipped with axis hole, the second outlet is equipped in the lower end of equipment installation mechanism Mouthful, it is penetrated from the second lifting equipment line for being pierced by of shoulder joint hole from axis hole and passes through to go out from second behind the inside of equipment installation mechanism Line mouth is pierced by.

Preferably, further including that both ends are respectively equipped with the first articulated pipe of the first threaded hole and barb, the first connector, Two connectors, first articulated pipe one end are inserted in the hole of pedestal joint and are rotatably connected with pedestal joint hole, the first articulated pipe it is another One end is fixedly connected by the first threaded hole with one end of cross bar mechanism；One end of the other end of bar structure and the first connector It is rotatably connected, one end of the other end and lifting arm mechanism of the first connector is rotatably connected；Go up and down the other end of arm mechanism It is rotatably connected with one end of the second connector, the other end of the second connector is connect with equipment installation mechanism.Wherein, barb is used Prevent the first articulated pipe from falling off after preventing the first articulated pipe inserted base joint hole.

Preferably, cross bar mechanism includes left end and right end is respectively equipped with first crossbar joint hole and second crossbar joint hole Cross bar, in the other end insertion first crossbar joint hole of the first articulated pipe and pass through the first threaded hole and first crossbar joint hole It is fixedly connected, the edge in second crossbar joint hole is equipped with the first limited step；First connector includes side top and bottom point Not She You the second threaded hole and the first outer raised track second joint pipe, cover outside second joint pipe and be located at the first outer raised track On the first annulus, lateral surface is equipped on the second outer raised track and medial surface and is respectively equipped with the first limit track and second and limits First gasket of position track, the second annulus for covering outside the first gasket and being located in the second outer raised track, second joint pipe it is upper End be inserted in the hole of second crossbar joint in and be fixedly connected by the second threaded hole with second crossbar joint hole, the first limit track and First limited step is slideably embedded in connection, and lower end and the lifting arm mechanism of second joint pipe are rotatably connected.

Preferably, lifting arm mechanism includes that both ends are respectively equipped with the first lifting shoulder joint hole and the second lifting shoulder joint hole Lifting arm, the edge in the first lifting shoulder joint hole is equipped with the second limited step, and the inside in the first lifting shoulder joint hole is equipped with the One inner projected orbital rails, the lower end of second joint pipe are inserted in the first lifting shoulder joint hole, the first annulus embedded in the first inner projected orbital rails with Between first outer raised track；First gasket and the second annulus are gone up and down between shoulder joint hole embedded in second crossbar joint hole and first, Second limited step is slideably embedded in the second limit track and connect；The inside in the second lifting shoulder joint hole is equipped with the second convex The edge of track, the second lifting shoulder joint hole is equipped with third limited step；Second connector includes the upper end of lateral surface under End is respectively equipped with the third articulated pipe of the outer raised track of third and third threaded hole, covers outside third articulated pipe and be located at third evagination Third annulus, lateral surface between track and the second inner projected orbital rails are equipped on the 4th outer raised track and medial surface and are respectively equipped with Second gasket of third limit track and the 4th limit track, cover outside the second gasket and be located in the 4th outer raised track the 4th Annulus, the upper end of third articulated pipe are inserted in the second lifting shoulder joint hole, the lower end of third articulated pipe by third threaded hole with Equipment installation mechanism connection, the second gasket and the 4th annulus are gone up and down between shoulder joint hole and equipment installation mechanism embedded in second, the Three limited steps are slideably embedded in third limit track and connect, and the 4th limit track rotatably connects with equipment installation mechanism It connects；0~720 degree of rotational angle between first lifting shoulder joint hole and second crossbar joint hole.

Preferably, equipment installation mechanism includes that upper end is equipped with the Coupling Shaft of axis hole, the lower end of Coupling Shaft passes through torsional spring group Part can be rotated and connect with apparatus mounting plate component, and the side of Coupling Shaft is equipped with the 4th threaded hole, and the lower end of third articulated pipe is inserted In axis hole, third threaded hole is fixed by screws with the 4th threaded hole, and the edge upper end of axis hole is equipped with the 4th limiting stand Rank, the 4th limited step is slideably embedded in the 4th limit track to be connect；Apparatus mounting plate component, which is equipped with, is used for equipment line The second line outlet passed through；Rotational angle between axis hole and the second lifting shoulder joint hole is 0~720 degree.

Preferably, the rotational angle, axis hole between the first lifting shoulder joint hole and second crossbar joint hole and second liter The rotational angle dropped between shoulder joint hole is 0~540 degree.

The utility model has the beneficial effect that

In the utility model, the built-in channel of equipment line is equipped in support device, equipment line is arranged in built-in channel, no Protective effect only is played to equipment line, and beauty function is played to support device；In addition, support device in order to prevent To the damage of equipment line when rotation, in cradle head part setting limit features, to protect equipment line.

Detailed description of the invention

Fig. 1 is the complete graph of the support device of the utility model；

Fig. 2 is the equipment line distribution map of the utility model；

Fig. 3 is the equipment line distribution map of the base mechanism of the utility model；

Fig. 4 is the equipment line distribution map of the cross bar mechanism of the utility model；

Fig. 5 is the equipment line distribution map of the lifting arm mechanism of the utility model；

Fig. 6 is the equipment line distribution map of the equipment installation mechanism of the utility model；

Fig. 7 is the schematic diagram of first articulated pipe of the utility model；

Fig. 8 is the perspective view of the explosion of the cross bar mechanism of the utility model；

Fig. 9 is the perspective view of the explosion of the lifting arm of the utility model；

Figure 10 is the schematic diagram in the second lifting shoulder joint hole of the utility model；

Figure 11 is the connection schematic diagram of the equipment installation mechanism of the utility model；

Figure 12 is the rotation schematic diagram between the lifting shoulder joint hole of the utility model and cross bar joint hole.

In figure: 1, equipment line, the 2, first line outlet, 3, pedestal joint hole, 4, first crossbar joint hole, 5, second crossbar pass Knothole, the 6, first lifting shoulder joint hole, the 7, second lifting shoulder joint hole, 8, axis hole, the 9, second line outlet, the 10, first screw thread Hole, the 11, first articulated pipe, 12, cross bar, the 13, first limited step, the 14, second threaded hole, the 15, first outer raised track, 16, Two articulated pipes, the 17, first annulus, the 18, second outer raised track, the 19, first limit track, the 20, second limit track, 21, first Gasket, the 22, second annulus, 23, lifting arm, the 24, second limited step, the 25, first inner projected orbital rails, the 26, second inner projected orbital rails, 27, third limited step, 28, the outer raised track of third, 29, third threaded hole, 30, third articulated pipe, 31, third annulus, 32, the Four outer raised tracks, 33, third limit track, the 34, the 4th limit track, the 35, second gasket, the 36, the 4th annulus, 37, Coupling Shaft, 38, torsion spring member, 39, apparatus mounting plate component, the 40, the 4th threaded hole, the 41, the 4th limited step, 42, barb

Specific embodiment

The utility model is further described below in conjunction with drawings and embodiments.

Referring to Figure 1, Fig. 2, Fig. 1 are the complete graph of the support device of the utility model；Fig. 2 is the equipment of the utility model Line distribution map.

In the utility model, support device include base mechanism, cross bar mechanism, height for adjusting suspension equipment liter Arm mechanism, equipment installation mechanism drop, and one end of cross bar mechanism is rotationally connect with base mechanism, and the other end of cross bar mechanism can Rotationally it is connect with one end of lifting arm mechanism, the other end for going up and down arm mechanism is rotationally connect with equipment installation mechanism, if Standby line 1 is transferred to from base mechanism and sequentially passes through the inside of cross bar mechanism, lifting arm mechanism, equipment installation mechanism, pacifies from equipment Mounting mechanism is pierced by.

Fig. 3 is referred to, Fig. 3 is the equipment line distribution map of the base mechanism of the utility model.

In the utility model, the lower end of base mechanism is equipped with the first line outlet 2, the upper end of base mechanism is equipped with pedestal joint Hole 3, equipment line 1 are penetrated from the first line outlet 2 and are pierced by behind the inside of base mechanism from pedestal joint hole 3.

Fig. 4 is referred to, Fig. 4 is the equipment line distribution map of the cross bar mechanism of the utility model.

In the utility model, cross bar mechanism left end and right end are respectively equipped with first crossbar joint hole 4 and second crossbar joint Hole 5 penetrates from the equipment line 1 that pedestal joint hole 3 is pierced by from first crossbar joint hole 4 and passes through behind the inside of cross bar mechanism from the Two cross bar joints hole 5 are pierced by.

Fig. 5 is referred to, Fig. 5 is the equipment line distribution map of the lifting arm mechanism of the utility model.

In the utility model, goes up and down arm mechanism left end and right end is respectively equipped with the first lifting shoulder joint hole 6 and the second lifting Shoulder joint hole 7 penetrates from the equipment line 1 that second crossbar joint hole 5 is pierced by from the first lifting shoulder joint hole 6 and passes through lifting arm It is pierced by after in-house from the second lifting shoulder joint hole 7.

Fig. 6 is referred to, Fig. 6 is the equipment line distribution map of the equipment installation mechanism of the utility model.

It is equipped with axis hole 8 in the upper end of the utility model, equipment installation mechanism, is equipped with second in the lower end of equipment installation mechanism Line outlet 9, the equipment line 1 being pierced by from the second lifting shoulder joint hole 7 are penetrated from axis hole 8 and behind the inside of equipment installation mechanism It is pierced by from the second line outlet 9.

Fig. 7 is referred to, Fig. 7 is the schematic diagram of first articulated pipe of the utility model.

It further include that both ends are respectively equipped with the first articulated pipe 11 of the first threaded hole 10 and barb 42, in the utility model A connection piece, the second connector, 11 one end of the first articulated pipe are inserted in pedestal joint hole 3 and are rotatably connected with pedestal joint hole 3, The other end of first articulated pipe 11 is fixedly connected by the first threaded hole 10 with one end of cross bar mechanism；The other end of bar structure It is rotatably connected with one end of the first connector, one end of the other end and lifting arm mechanism of the first connector is rotatably connected； The one end for going up and down the other end and the second connector of arm mechanism is rotatably connected, the other end and equipment fitting machine of the second connector Structure connection.Wherein, barb 42 after preventing 11 inserted base joint hole 3 of the first articulated pipe for preventing the first articulated pipe from falling off.

Fig. 8, Fig. 9 are referred to, Fig. 8 is the perspective view of the explosion of the cross bar mechanism of the utility model；Fig. 9 is the utility model The perspective view of the explosion of lifting arm.

In the utility model, cross bar mechanism includes that left end and right end are respectively equipped with first crossbar joint hole 4 and second crossbar The cross bar 12 in joint hole 5, in the other end insertion first crossbar joint hole 4 of the first articulated pipe 11 and by the first threaded hole 10 with First crossbar joint hole 4 is fixedly connected, and the edge in second crossbar joint hole 5 is equipped with the first limited step 13；First connector packet Side top and bottom are included to be respectively equipped with the second joint pipe 16 of the second threaded hole 14 and the first outer raised track 15, cover and close second Save the first annulus 17 outside pipe 16 and being located in the first outer raised track 15, lateral surface is equipped with the second outer raised track 18 and interior It is respectively equipped with the first gasket 21 of the first limit track 19 and the second limit track 20 on side, covers outer in the first gasket 21 and sets The second annulus 22 in the second outer raised track 18, the upper end of second joint pipe 16 are inserted in second crossbar joint hole 5 and pass through Second threaded hole 14 is fixedly connected with second crossbar joint hole 5, and the first limit track 19 and the first limited step 13 are slideably Insertion connection, lower end and the lifting arm mechanism of second joint pipe 16 are rotatably connected.

0, Figure 10 is the schematic diagram in the second lifting shoulder joint hole of the utility model referring to Figure 1.

In the utility model, going up and down arm mechanism includes that both ends are respectively equipped with the first lifting shoulder joint hole 6 and the second lifting arm The lifting arm 23 in joint hole 7, the edge in the first lifting shoulder joint hole 6 are equipped with the second limited step 24, the first lifting shoulder joint hole 6 Inside be equipped with the first inner projected orbital rails 25, the lower end of second joint pipe 16 is inserted in the first lifting shoulder joint hole 6, the first annulus 17 Between the first inner projected orbital rails 25 and the first outer raised track 15；First gasket 21 and the second annulus 22 are embedded in second crossbar joint Between hole 5 and the first lifting shoulder joint hole 6, the second limited step 24 and the second limit track 20 are slideably embedded in connection；The The inside in two lifting shoulder joint holes 7 is equipped with the second inner projected orbital rails 26, and the edge in the second lifting shoulder joint hole 7 is limited equipped with third Step 27；Second connector includes that the top and bottom of lateral surface are respectively equipped with the outer raised track 28 of third and third threaded hole 29 Third articulated pipe 30 covers outside third articulated pipe 30 and is located at the third outside third between raised track 28 and the second inner projected orbital rails 26 Annulus 31, lateral surface, which are equipped on the 4th outer raised track 32 and medial surface, is respectively equipped with third limit track 33 and the 4th limit Second gasket 35 of track 34 covers the 4th annulus 36 that is outer in the second gasket 35 and being located in the 4th outer raised track 32, and third is closed The upper end of section pipe 30 is inserted in the second lifting shoulder joint hole 7, and the lower end of third articulated pipe 30 passes through third threaded hole 29 and equipment Installing mechanism connection, the second gasket 35 and the 4th annulus 36 are gone up and down between shoulder joint hole 7 and equipment installation mechanism embedded in second, the Three limited steps 27 are slideably embedded in connection with third limit track 33, and the 4th limit track 34 can with equipment installation mechanism Rotation connection；0~720 degree of rotational angle between first lifting shoulder joint hole 6 and second crossbar joint hole 5.

1, Figure 11 is the connection schematic diagram of the equipment installation mechanism of the utility model referring to Figure 1.

In the utility model, equipment installation mechanism includes the lower end that upper end is equipped with the Coupling Shaft 37 of axis hole 8, Coupling Shaft 37 It can be rotated by torsion spring member 38 and connect with apparatus mounting plate component 39, the side of Coupling Shaft 37 is equipped with the 4th threaded hole 40, The lower end of third articulated pipe 30 is inserted in axis hole 8, and third threaded hole 29 is fixed by screws with the 4th threaded hole 40, axis hole 8 edge upper end is equipped with the 4th limited step 41, and the 4th limited step 41 and the 4th limit track 34 are slideably embedded in connection； Apparatus mounting plate component 39 is equipped with the second line outlet 9 passed through for equipment line 1；Axis hole 8 and second lifting shoulder joint hole 7 it Between rotational angle be 0~720 degree.

2, Figure 12 is that the rotation between the lifting shoulder joint hole of the utility model and cross bar joint hole is illustrated referring to Figure 1 Figure.

In the utility model, rotational angle, axis hole 8 between the first lifting shoulder joint hole 6 and second crossbar joint hole 5 with Rotational angle between second lifting shoulder joint hole 7 is 0~540 degree.

The use principle of above-mentioned support device is as follows:

In above-mentioned support device, after suspension equipment is mounted on apparatus mounting plate, user can with rotating horizontal pole mechanism, So that cross bar mechanism drives the interior rotation of 180 degree in the horizontal direction of lifting arm mechanism, equipment installation mechanism and suspension equipment.

In the case where cross bar mechanism is fixed, lifting arm mechanism can be closed by the first lifting shoulder joint hole and second crossbar Rotation between knothole drives equipment installation mechanism and suspension equipment to rotate within 0~540 degree in the horizontal direction.

As shown in figure 12,90 degree are rotated to position B from initial position A, rotates 90 degree to position C, from position C from position B 90 degree of rotation, to position D, rotate 90 degree to position E from position D, rotate 90 degree to position F, from position F rotation 90 from position E Degree is to position G, so as to realize that the first lifting shoulder joint hole and second crossbar joint hole rotate within 0~540 degree.

Wherein, by being based on device provided by the utility model, by adjusting the first limited step, the second limited step, The length scale of first limit track and the second limit track, adjustable first lifting shoulder joint hole and second crossbar joint hole Between rotational angle size, when reduce the first limited step, the second limited step, and increase the first limit track and second The length of limit track can increase the rotational angle between the first lifting shoulder joint hole and second crossbar joint hole, therefore, the Maximum rotation angle size between one lifting shoulder joint hole and second crossbar joint hole is 720 degree.

Rotation between lifting arm and the first lifting shoulder joint and lifting arm and the second lifting shoulder joint, can be perpendicular Histogram adjusts upward the height of equipment installation mechanism and suspension equipment.

Due to second lifting shoulder joint hole and the axis hole of Coupling Shaft between connection type, with first lifting shoulder joint hole and Connection type between the hole of second crossbar joint is identical, therefore, can similarly obtain, the axis hole in the second lifting shoulder joint hole and Coupling Shaft Between can be rotated within 0~540 degree.

Similarly, by adjusting third limited step, the 4th limited step, third limit track and the 4th limit track Length scale, the size of the rotational angle between adjustable second lifting shoulder joint hole and axis hole, when reduction third limiting stand Rank, the 4th limited step, and increase the length of third limit track and the 4th limit track, it can increase by the second lifting shoulder joint Rotational angle between hole and axis hole, therefore, the maximum rotation angle size between the second lifting shoulder joint hole and axis hole are 720 Degree.

In conclusion being equipped with the built-in channel of equipment line in support device in the utility model, equipment line is arranged in built-in In channel, protective effect not only is played to equipment line, but also beauty function is played to support device；In addition, in order to prevent To the damage of equipment line when the rotation of support device, in cradle head part setting limit features, to protect equipment line.

The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change And improvement, these various changes and improvements fall within the scope of the claimed invention.The utility model requires protection scope By appended claims and its equivalent circle.

Claims (10)

1. a kind of support device, which is characterized in that including base mechanism, cross bar mechanism, height for adjusting suspension equipment Arm mechanism, equipment installation mechanism are gone up and down, one end of cross bar mechanism is rotationally connect with base mechanism, the other end of cross bar mechanism Rotationally it is connect with one end of lifting arm mechanism, the other end for going up and down arm mechanism is rotationally connect with equipment installation mechanism, Equipment line (1) is transferred to from base mechanism and sequentially passes through the inside of cross bar mechanism, lifting arm mechanism, equipment installation mechanism, from setting Standby installing mechanism is pierced by.

2. support device according to claim 1, which is characterized in that the lower end of base mechanism be equipped with the first line outlet (2), The upper end of base mechanism is equipped with pedestal joint hole (3), and equipment line (1) penetrates from the first line outlet (2) and passes through base mechanism It is pierced by behind inside from pedestal joint hole (3).

3. support device according to claim 2, which is characterized in that cross bar mechanism left end and right end are respectively equipped with the first cross Bar joint hole (4) and second crossbar joint hole (5), the equipment line (1) being pierced by from pedestal joint hole (3) is from first crossbar joint hole (4) it penetrates and is pierced by behind the inside of cross bar mechanism from second crossbar joint hole (5).

4. support device according to claim 3, which is characterized in that lifting arm mechanism left end and right end are respectively equipped with first It goes up and down shoulder joint hole (6) and second and goes up and down shoulder joint hole (7), the equipment line (1) being pierced by from second crossbar joint hole (5) is from first Lifting shoulder joint hole (6) penetrate and pass through lifting arm it is in-house after from second lifting shoulder joint hole (7) be pierced by.

5. support device according to claim 4, which is characterized in that the upper end of equipment installation mechanism is equipped with axis hole (8), The lower end of equipment installation mechanism is equipped with the second line outlet (9), from the second lifting shoulder joint hole (7) equipment line (1) for being pierced by from axis Hole (8) penetrates and is pierced by after passing through the inside of equipment installation mechanism from the second line outlet (9).

6. according to the described in any item support devices of claim 2-5, which is characterized in that further include that both ends are respectively equipped with the first spiral shell The first articulated pipe (11), the first connector, the second connector of pit (10) and barb (42), the first articulated pipe (11) one end are inserted It is rotatably connected in pedestal joint hole (3) with pedestal joint hole (3), the other end of the first articulated pipe (11) passes through the first screw thread Hole (10) is fixedly connected with one end of cross bar mechanism；The other end of bar structure and one end of the first connector are rotatably connected, The other end of first connector and one end of lifting arm mechanism are rotatably connected；Go up and down the other end and the second connector of arm mechanism One end be rotatably connected, the other end of the second connector is connect with equipment installation mechanism.

7. support device according to claim 6, which is characterized in that cross bar mechanism includes that left end and right end are respectively equipped with The other end insertion first of the cross bar (12) in one cross bar joint hole (4) and second crossbar joint hole (5), the first articulated pipe (11) is horizontal It is fixedly connected in bar joint hole (4) and by the first threaded hole (10) with first crossbar joint hole (4), second crossbar joint hole (5) edge is equipped with the first limited step (13)；First connector includes that side top and bottom are respectively equipped with the second threaded hole (14) it and the second joint pipe (16) of the first outer raised track (15), covers and outside and is located at the first outer raised track in second joint pipe (16) (15) the first annulus (17), lateral surface on are equipped on the second outer raised track (18) and medial surface and are respectively equipped with the first limit The first gasket (21) of track (19) and the second limit track (20) covers and outside and is located at the second outer raised track in the first gasket (21) (18) the second annulus (22) on, the upper end of second joint pipe (16) are inserted in second crossbar joint hole (5) and by the second spiral shell Pit (14) is fixedly connected with second crossbar joint hole (5), and the first limit track (19) and the first limited step (13) are slidably Ground insertion connection, lower end and the lifting arm mechanism of second joint pipe (16) are rotatably connected.

8. according to support device described in claim 4 or 5 or 7, which is characterized in that lifting arm mechanism includes that both ends are respectively equipped with The lifting arm (23) of first lifting shoulder joint hole (6) and the second lifting shoulder joint hole (7), the side of the first lifting shoulder joint hole (6) Edge is equipped with the second limited step (24), and the inside of the first lifting shoulder joint hole (6) is equipped with the first inner projected orbital rails (25), second joint The lower end of pipe (16) is inserted in the first lifting shoulder joint hole (6), and the first annulus (17) is embedded in the first inner projected orbital rails (25) and first Between outer raised track (15)；First gasket (21) and the second annulus (22) are embedded in second crossbar joint hole (5) and the first lifting arm Between joint hole (6), slideably insertion is connected for the second limited step (24) and the second limit track (20)；Second lifting arm closes The inside of knothole (7) is equipped with the second inner projected orbital rails (26), and the edge of the second lifting shoulder joint hole (7) is equipped with third limited step (27)；Second connector includes that the top and bottom of lateral surface are respectively equipped with the outer raised track (28) of third and third threaded hole (29) Third articulated pipe (30), cover and outside and be located at the outer raised track (28) of third and the second inner projected orbital rails (26) in third articulated pipe (30) Between third annulus (31), lateral surface is equipped on the 4th outer raised track (32) and medial surface and is respectively equipped with third position-limited rail The second gasket (35) of road (33) and the 4th limit track (34) covers and outside and is located at the 4th outer raised track in the second gasket (35) (32) the 4th annulus (36) on, the upper end of third articulated pipe (30) are inserted in the second lifting shoulder joint hole (7), third articulated pipe (30) lower end is connect by third threaded hole (29) with equipment installation mechanism, and the second gasket (35) and the 4th annulus (36) are embedded in Between second lifting shoulder joint hole (7) and equipment installation mechanism, third limited step (27) can be slided with third limit track (33) It is embedded in connection dynamicly, the 4th limit track (34) is rotatably connected with equipment installation mechanism；First lifting shoulder joint hole (6) and the 0~720 degree of rotational angle between two cross bar joints hole (5).

9. support device according to claim 8, which is characterized in that equipment installation mechanism includes that upper end is equipped with axis hole (8) Coupling Shaft (37), Coupling Shaft (37) lower end by torsion spring member (38) can be rotated connect with apparatus mounting plate component (39), The side of Coupling Shaft (37) is equipped with the 4th threaded hole (40), and the lower end of third articulated pipe (30) is inserted in axis hole (8), third spiral shell Pit (29) is fixed by screws with the 4th threaded hole (40), and the edge upper end of axis hole (8) is equipped with the 4th limited step (41), the 4th limited step (41) and the 4th limit track (34) are slideably embedded in connection；On apparatus mounting plate component (39) Equipped with the second line outlet (9) passed through for equipment line (1)；Angle of rotation between axis hole (8) and the second lifting shoulder joint hole (7) Degree is 0~720 degree.

10. support device according to claim 9, which is characterized in that the first lifting shoulder joint hole (6) and second crossbar are closed The rotational angle between rotational angle, axis hole (8) and the second lifting shoulder joint hole (7) between knothole (5) is 0~540 degree.