CN213771255U - Auxiliary device for installing monitor - Google Patents

Auxiliary device for installing monitor Download PDF

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Publication number
CN213771255U
CN213771255U CN202022821861.XU CN202022821861U CN213771255U CN 213771255 U CN213771255 U CN 213771255U CN 202022821861 U CN202022821861 U CN 202022821861U CN 213771255 U CN213771255 U CN 213771255U
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CN
China
Prior art keywords
sets
groups
power
plates
installing
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Expired - Fee Related
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CN202022821861.XU
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Chinese (zh)
Inventor
刘雁斌
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Tianjin Shangyu Technology Co ltd
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Tianjin Shangyu Technology Co ltd
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Priority to CN202022821861.XU priority Critical patent/CN213771255U/en
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Publication of CN213771255U publication Critical patent/CN213771255U/en
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Abstract

The utility model relates to the technical field of mechanical installation, in particular to an auxiliary device for installing a monitor, which increases the friction force between the feet of workers and a working plate, so that the positions of the workers are more fixed, the possibility of falling down of the workers in the installation process is reduced, the occurrence of accidents is reduced, the safety factor is improved, and the practicability is increased; the motor comprises a base plate, two sets of backup pads, the headstock, a motor element, first speed reducer, first power gear, first driven gear, the driven shaft, two sets of second power gear, two sets of second driven gear, two sets of adjusting threaded rod, two sets of adjusting threaded ring, two sets of connecting blocks and working plate, the inside working chamber that is provided with of bottom plate, the bottom of two sets of backup pads is regional with the right part regional connection with the top left part of bottom plate respectively, the inside support chamber that all is provided with of two sets of backup pads, the inside of headstock is provided with the power chamber, the bottom in power chamber runs through and is provided with the power mouth.

Description

Auxiliary device for installing monitor
Technical Field
The utility model relates to a technical field of mechanical installation especially relates to an auxiliary assembly for installing watch-dog.
Background
As is known, the monitor is a monitoring software with prominent circular hole performance, and can realize remote monitoring beyond thousands of miles only by inputting the IP and the control password of the other party. In the use process of the monitor, the monitor needs to be installed firstly, and the auxiliary equipment for installing the monitor is auxiliary equipment for installing the monitor in the use process of the monitor, and is widely used in the field of mechanical installation; the existing auxiliary equipment for installing the monitor is found in use, so that the worker easily falls down in the installation process to cause accidents, and the safety factor is lower, thereby leading to poor practicability.
Disclosure of Invention
In order to solve the technical problem, the utility model provides an increase the frictional force between staff's foot and the work board, made staff's position more fixed, reduced the possibility that the staff fell down in the installation, reduce the emergence of accident, improved factor of safety, increased a auxiliary assembly for installing the watch-dog of practicality.
The utility model discloses an auxiliary device for installing a monitor, which comprises a bottom plate, two groups of supporting plates, a power box, a first motor component, a first speed reducer, a first power gear, a first driven gear, a driven shaft, two groups of second power gears, two groups of second driven gears, two groups of adjusting threaded rods, two groups of adjusting threaded rings, two groups of connecting blocks and a working plate, wherein the bottom of the bottom plate is provided with a working cavity, the bottoms of the two groups of supporting plates are respectively connected with the left area and the right area of the top of the bottom plate, the two groups of supporting plates are internally provided with supporting cavities, the power box is internally provided with a power cavity, the bottom of the power cavity is provided with a power port in a penetrating way, the bottom of the power box is connected with the left area of the top of the bottom plate, the first motor component is arranged in the left area of the top of the bottom plate, the output end of the first motor component is connected with the input end of the first speed reducer, the first motor component and the first speed reducer are both positioned in the power cavity, the middle area of the top end of the working cavity is provided with an output hole in a penetrating way, the output end of a first speed reducer penetrates through the output hole to be connected with a first power gear key, the left end and the right end of a driven shaft are respectively connected with the left end and the right end of the working cavity in a rotating way, a first driven gear is connected with the middle area of the driven shaft in a key way, the first driven gear is meshed with the first power gear, two groups of second power gears are respectively connected with the left area and the right area of the driven shaft in a key way, the top ends of two groups of adjusting threaded rods are respectively connected with the top ends of two groups of supporting cavities in a rotating way, the bottom ends of the two groups of supporting cavities are respectively provided with a penetrating hole in a penetrating way, the bottom ends of the two groups of adjusting threaded rods penetrate through the two groups of penetrating holes and are respectively connected with the two groups of second driven gear keys, the two groups of second driven gears are respectively meshed with the two groups of second power gears, two groups of adjusting threaded rings are respectively screwed with the two groups of adjusting threaded rods, the middle areas of the inner ends of the two groups of supporting cavities are respectively provided with a penetrating way, the outer ends of the two groups of connecting blocks are respectively connected with the inner ends of the two groups of adjusting threaded rings, the inner ends of the two groups of connecting blocks are respectively connected with the middle areas of the left end and the right end of the working plate, and the top end of the working plate is provided with an anti-skidding rubber mat.
The utility model discloses an auxiliary assembly for installing watch-dog, still include two sets of bracing pieces, the second motor element, the second speed reducer, hoist and mount roller and lifting hook, the top middle part region of working plate runs through and is provided with the delivery port, the bottom of two sets of bracing pieces all is connected with the top middle part region of working plate, the left end upper portion region at the left side bracing piece is installed to the second motor element, the output of second motor element is connected with the input of second speed reducer, the left end upper portion region of left side bracing piece runs through and is provided with the connecting hole, the output of second speed reducer is rotated and is passed the connecting hole and is rotated with the left end of hoist and mount roller and be connected, the right-hand member of hoist and mount roller is rotated with the left end upper portion region of right side bracing piece and is connected, be provided with the hoist and mount rope on the hoist and mount roller, the bottom at the hoist and mount rope is installed to the lifting hook.
The utility model discloses an auxiliary assembly for installing watch-dog still includes two sets of delivery boards, and the bottom of two sets of delivery boards all is connected with the bottom right part region of bottom plate, and the regional rotation in inner upper portion of two sets of delivery boards sets up in the multiunit conveying roller.
The utility model discloses an auxiliary assembly for installing watch-dog, the top of working plate all is provided with the rail guard all around.
The utility model discloses an auxiliary assembly for installing watch-dog, still include four group's firm boards, four group's removal threaded rings, four group's removal threaded rod and four group's hand wheels, four group's firm board's the inner respectively with the bottom plate about the anterior region at both ends and rear portion regional connection, four group's firm board's top middle part region runs through and is provided with the fixed orifices, four group's removal threaded ring clamps with four group's fixed orifices are fixed respectively, four group's removal threaded rod respectively with four group's removal threaded ring spiral shell wares, four group's hand wheels are installed respectively on four group's removal threaded rod's top, four group's removal threaded rod's bottom all is provided with the non-slip pad foot.
The utility model discloses an auxiliary assembly for installing watch-dog still includes four mounting panels of group and four groups and removes the wheel, and the bottom of bottom plate is provided with four buffer spring of group, and the top of four mounting panels of group is connected with four buffer spring's of group bottom respectively, and the bottom of four mounting panels of group is all installed and is removed the wheel.
The utility model discloses an auxiliary assembly for installing watch-dog still includes four group's gag lever posts and four group's spacing rings, and the top of four group's gag lever posts all is connected with the bottom of bottom plate, and the outer end of four group's spacing rings is connected with the inner of four group's mounting panels respectively, and four group's spacing rings slide the suit with four group's gag lever posts respectively.
The utility model discloses an auxiliary assembly for installing watch-dog still includes four limiting plates of group, and the top of four limiting plates of group is connected with the bottom of four gag lever posts of group respectively.
Compared with the prior art, the beneficial effects of the utility model are that: at first the staff stands on the top of anti-skidding cushion, then open first motor element and first speed reducer and drive first power gear, first driven gear, driven shaft and two sets of second power gear rotate, it rotates to drive two sets of second driven gear and adjusting threaded rod simultaneously, drive two sets of adjusting threaded ring simultaneously, two sets of connecting blocks and working plate reciprocate, thereby it can to carry out equipment fixing to the place of installation with the staff drive, the frictional force between staff foot and the working plate has been increased, make staff's position more fixed, the possibility that the staff fell down in the installation has been reduced, the emergence of accident is reduced, safety factor has been improved, and practicability is increased.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the connection structure of the conveying plate and the conveying roller in the present invention;
FIG. 3 is a schematic view of the connection structure of the middle fixing plate and the movable threaded ring of the present invention;
FIG. 4 is a schematic view of the connection structure between the buffer spring and the mounting plate of the present invention;
in the drawings, the reference numbers: 1. a base plate; 2. a support plate; 3. a power box; 4. a first motor assembly; 5. a first speed reducer; 6. a first power gear; 7. a first driven gear; 8. a driven shaft; 9. a second power gear; 10. a second driven gear; 11. adjusting the threaded rod; 12. adjusting the threaded ring; 13. connecting blocks; 14. a working plate; 15. an anti-slip rubber pad; 16. a delivery orifice; 17. a support bar; 18. a second motor assembly; 19. a second speed reducer; 20. hoisting a roller; 21. a hook; 22. a conveying plate; 23. a conveying roller; 24. protecting the fence; 25. a stabilizing plate; 26. moving the threaded ring; 27. moving the threaded rod; 28. a hand wheel; 29. anti-skid foot pads; 30. a buffer spring; 31. mounting a plate; 32. a moving wheel; 33. a limiting rod; 34. a limiting ring; 35. and a limiting plate.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in figures 1 to 4, the utility model relates to an auxiliary device for installing a monitor, which comprises a bottom plate 1, two groups of supporting plates 2, a power box 3, a first motor component 4, a first speed reducer 5, a first power gear 6, a first driven gear 7, a driven shaft 8, two groups of second power gears 9, two groups of second driven gears 10, two groups of adjusting threaded rods 11, two groups of adjusting threaded rings 12, two groups of connecting blocks 13 and a working plate 14, wherein a working cavity is arranged inside the bottom plate 1, the bottom ends of the two groups of supporting plates 2 are respectively connected with the left area and the right area of the top end of the bottom plate 1, supporting cavities are arranged inside the two groups of supporting plates 2, a power cavity is arranged inside the power box 3, a power port is arranged at the bottom end of the power cavity in a penetrating way, the bottom end of the power box 3 is connected with the left area of the top end of the bottom plate 1, the first motor component 4 is installed at the left area of the top end of the bottom plate 1, the output end of the first motor component 4 is connected with the input end of the first speed reducer 5, the first motor component 4 and the first speed reducer 5 are both positioned in a power cavity, the middle area of the top end of the working cavity is provided with an output hole in a penetrating way, the output end of the first speed reducer 5 is rotationally connected with the first power gear 6 through the output hole, the left end and the right end of the driven shaft 8 are rotationally connected with the left end and the right end of the working cavity respectively, the first driven gear 7 is in key connection with the middle area of the driven shaft 8, the first driven gear 7 is meshed with the first power gear 6, two groups of second power gears 9 are in key connection with the left area and the right area of the driven shaft 8 respectively, the top ends of two groups of adjusting threaded rods 11 are rotationally connected with the top ends of two groups of supporting cavities respectively, the bottom ends of the two groups of supporting cavities are provided with penetrating holes in a penetrating way, the bottom ends of the two groups of adjusting threaded rods 11 are rotationally connected with the two groups of second driven gears 10 through the penetrating holes respectively, two groups of second driven gears 10 are respectively meshed with two groups of second power gears 9, two groups of adjusting threaded rings 12 are respectively screwed with two groups of adjusting threaded rods 11, the middle areas of the inner ends of two groups of supporting cavities are respectively provided with a sliding chute in a penetrating way, the outer ends of two groups of connecting blocks 13 are respectively connected with the inner ends of two groups of adjusting threaded rings 12, the inner ends of two groups of connecting blocks 13 are respectively connected with the middle areas of the left end and the right end of a working plate 14, and the top end of the working plate 14 is provided with an anti-skid rubber pad 15; at first the staff stands on the top of anti-skidding cushion, then open first motor element and first speed reducer and drive first power gear, first driven gear, driven shaft and two sets of second power gear rotate, it rotates to drive two sets of second driven gear and adjusting threaded rod simultaneously, drive two sets of adjusting threaded ring simultaneously, two sets of connecting blocks and working plate reciprocate, thereby it can to carry out equipment fixing to the place of installation with the staff drive, the frictional force between staff foot and the working plate has been increased, make staff's position more fixed, the possibility that the staff fell down in the installation has been reduced, the emergence of accident is reduced, safety factor has been improved, and practicability is increased.
The utility model discloses an auxiliary assembly for installing watch-dog, still include two sets of bracing pieces 17, second motor element 18, second speed reducer 19, hoist and mount roller 20 and lifting hook 21, the top middle region of working plate 14 runs through and is provided with transfer port 16, the bottom of two sets of bracing pieces 17 all is connected with the top middle region of working plate 14, second motor element 18 is installed in the left end upper region of left side bracing piece 17, the output of second motor element 18 is connected with the input of second speed reducer 19, the left end upper region of left side bracing piece 17 runs through and is provided with the connecting hole, the output rotation of second speed reducer 19 passes the connecting hole and is connected with the left end rotation of hoist and mount roller 20, the right-hand member of hoist and mount roller 20 is connected with the left end upper region rotation of right side bracing piece 17, be provided with the hoist and mount rope on the hoist and mount roller 20, lifting hook 21 installs the bottom at the hoist and mount rope; the equipment that will need the installation is connected with the lifting hook, then opens second motor element and second speed reducer and drives the hoist and mount roller and rotate to rotate the conveying hole hoist and mount to the top of anti-skidding cushion with equipment, saved a large amount of manpowers, improved work efficiency, increased the practicality.
The utility model discloses an auxiliary assembly for installing a monitor, which also comprises two groups of conveying plates 22, wherein the bottom ends of the two groups of conveying plates 22 are connected with the right area of the bottom end of the bottom plate 1, and the upper areas of the inner ends of the two groups of conveying plates 22 are rotatably arranged on a plurality of groups of conveying rollers 23; the equipment that will need the installation is placed on the top of multiunit conveying roller, then carries equipment backward through the multiunit conveying roller, then is connected equipment and lifting hook and hoists, has improved the transport efficiency of equipment, has increased the practicality.
In the auxiliary device for installing the monitor of the utility model, guard rails 24 are arranged around the top end of the working plate 14; the guardrail reduces the possibility that the worker falls down from the top end of the working plate, plays a role in protecting the worker and increases the practicability.
The utility model discloses an auxiliary assembly for installing monitor, still include four groups of firm boards 25, four groups of removal threaded rings 26, four groups of removal threaded rods 27 and four groups of hand wheels 28, the inner of four groups of firm boards 25 is connected with the front portion region and the rear portion region at the left and right sides both ends of bottom plate 1 respectively, the top middle part region of four groups of firm boards 25 runs through and is provided with the fixed orifices, four groups of removal threaded rings 26 are fixed with four groups of fixed orifices respectively and are clamped, four groups of removal threaded rods 27 are respectively with four groups of removal threaded rings 26 spiral shell dress, four groups of hand wheels 28 are installed respectively on the top of four groups of removal threaded rods 27, the bottom of four groups of removal threaded rods 27 all is provided with anti-skidding pad foot 29; the four groups of hand wheels are rotated to drive the four groups of moving threaded rods to rotate, and simultaneously, the four groups of anti-skid pad feet are driven to move up and down, so that the four groups of anti-skid pad feet are tightly attached to the ground, the friction force between the four groups of moving threaded rods and the ground is increased through the four groups of anti-skid pad feet, the device is kept stable on the ground with different gradients, and the stability is increased.
The utility model discloses an auxiliary assembly for installing monitor, still include four group's mounting panels 31 and four group's removal wheels 32, the bottom of bottom plate 1 is provided with four group's buffer spring 30, the top of four group's mounting panels 31 is connected with four group's buffer spring 30's bottom respectively, the removal wheels 32 are all installed to the bottom of four group's mounting panels 31; the device is more convenient to move through four groups of buffer springs, four groups of mounting plates and four groups of moving wheels, and convenience is improved.
The utility model discloses an auxiliary assembly for installing monitor, still include four group's gag lever posts 33 and four group's spacing rings 34, the top of four group's gag lever posts 33 all is connected with the bottom of bottom plate 1, the outer end of four group's spacing rings 34 is connected with the inner of four group's mounting panel 31 respectively, four group's spacing rings 34 respectively with four group's gag lever posts 33 slip set; the four groups of buffer springs are fixed through the four groups of limiting rods and the four groups of limiting rings, autonomous movement of the four groups of buffer springs is reduced, and stability is improved.
The utility model discloses an auxiliary assembly for installing monitor, still include four group's limiting plate 35, the top of four group's limiting plate 35 is connected with the bottom of four group's gag lever post 33 respectively; the possibility that the four groups of limiting rings slip from the four groups of limiting rods is reduced through the four groups of limiting plates, so that the positions of the four groups of limiting rings are more stable, and the stability is improved.
The utility model discloses an auxiliary assembly for installing watch-dog, it is at the during operation, at first the staff stands on the top of antiskid cushion 15, then open first motor element 4 and first speed reducer 5 and drive first power gear 6, first driven gear 7, driven shaft 8 and two sets of second power gear 9 and rotate, drive two sets of second driven gear 10 and adjusting threaded rod 11 simultaneously and rotate, drive two sets of adjusting threaded ring 12 simultaneously, two sets of connecting block 13 and working plate 14 reciprocate, thereby it can to carry out equipment fixing to the place of installation with the staff drive.
The utility model discloses an auxiliary device for installing a monitor, the installation mode, the connection mode or the setting mode of the auxiliary device are common mechanical modes, and the auxiliary device can be implemented as long as the beneficial effects can be achieved; the utility model discloses a first motor element 4 and second motor element 18 for installing the auxiliary assembly of watch-dog are purchase on the market, and this industry technical staff only need install and operate according to its subsidiary service instruction can.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (8)

1. An auxiliary device for installing a monitor is characterized by comprising a bottom plate (1), two groups of supporting plates (2), a power box (3), a first motor assembly (4), a first speed reducer (5), a first power gear (6), a first driven gear (7), a driven shaft (8), two groups of second power gears (9), two groups of second driven gears (10), two groups of adjusting threaded rods (11), two groups of adjusting threaded rings (12), two groups of connecting blocks (13) and a working plate (14), wherein the bottom end of each group of supporting plates (2) is respectively connected with the left area and the right area of the top end of the bottom plate (1), supporting cavities are respectively arranged in the two groups of supporting plates (2), a power cavity is arranged in the power box (3), a power port is arranged at the bottom end of the power cavity in a penetrating manner, the bottom end of the power box (3) is connected with the left area of the top end of the bottom plate (1), the first motor component (4) is arranged at the left part area of the top end of the bottom plate (1), the output end of the first motor component (4) is connected with the input end of the first speed reducer (5), the first motor component (4) and the first speed reducer (5) are both positioned in the power cavity, the middle part area of the top end of the working cavity is provided with an output hole in a penetrating way, the output end of the first speed reducer (5) rotates to penetrate through the output hole to be connected with the first power gear (6) in a key mode, the left end and the right end of the driven shaft (8) are respectively connected with the left end and the right end of the working cavity in a rotating mode, the first driven gear (7) is connected with the middle part area of the driven shaft (8) in a key mode, the first driven gear (7) is meshed with the first power gear (6), the two groups of second power gears (9) are respectively connected with the left part area and the right part area of the driven shaft (8) in a key mode, the top ends of the two groups of adjusting threaded rods (11) are respectively connected with the top ends of the two groups of supporting cavities in a rotating mode, the bottom in two sets of support chambers all runs through and is provided with the through hole, the bottom of two sets of adjusting threaded rod (11) is rotated and is passed two sets of through holes and connect with two sets of second driven gear (10) key-type respectively, two sets of second driven gear (10) mesh with two sets of second power gear (9) respectively, two sets of adjusting threaded ring (12) respectively with two sets of adjusting threaded rod (11) spiral shell dress, the regional spout that all runs through in the middle part in the inner in two sets of support chambers, the outer end of two sets of connecting blocks (13) is connected with the inner of two sets of adjusting threaded ring (12) respectively, the inner of two sets of connecting blocks (13) is connected with the middle part region at both ends about working plate (14) respectively, the top of working plate (14) is provided with non-slip rubber pad (15).
2. The auxiliary device for installing the monitor as claimed in claim 1, further comprising two sets of support rods (17), a second motor assembly (18), a second reducer (19), a hoisting roller (20) and a hook (21), wherein a conveying hole (16) is formed through the middle region of the top end of the working plate (14), the bottom ends of the two sets of support rods (17) are connected with the middle region of the top end of the working plate (14), the second motor assembly (18) is installed at the upper region of the left end of the left support rod (17), the output end of the second motor assembly (18) is connected with the input end of the second reducer (19), the upper region of the left end of the left support rod (17) is provided with a connecting hole through which the output end of the second reducer (19) is rotatably connected with the left end of the hoisting roller (20), the right end of the hoisting roller (20) is rotatably connected with the upper region of the left end of the right support rod (17), the hoisting roller (20) is provided with a hoisting rope, and the lifting hook (21) is arranged at the bottom end of the hoisting rope.
3. An auxiliary device for installing a monitor according to claim 2, further comprising two sets of conveying plates (22), wherein the bottom ends of the two sets of conveying plates (22) are connected with the right region of the bottom end of the bottom plate (1), and the upper regions of the inner ends of the two sets of conveying plates (22) are rotatably arranged on the plurality of sets of conveying rollers (23).
4. An auxiliary device for installing a monitor as set forth in claim 3, wherein guard rails (24) are provided around the top end of the operating plate (14).
5. The auxiliary device for installing the monitor as claimed in claim 4, further comprising four sets of stabilizing plates (25), four sets of moving threaded rings (26), four sets of moving threaded rods (27) and four sets of hand wheels (28), wherein the inner ends of the four sets of stabilizing plates (25) are respectively connected with the front area and the rear area of the left and right ends of the bottom plate (1), the middle area of the top ends of the four sets of stabilizing plates (25) is provided with a fixing hole in a penetrating manner, the four sets of moving threaded rings (26) are respectively fixedly clamped with the four sets of fixing holes, the four sets of moving threaded rods (27) are respectively screwed with the four sets of moving threaded rings (26), the four sets of hand wheels (28) are respectively installed at the top ends of the four sets of moving threaded rods (27), and the bottom ends of the four sets of moving threaded rods (27) are respectively provided with anti-skid pad feet (29).
6. An auxiliary device for installing a monitor according to claim 5, further comprising four sets of mounting plates (31) and four sets of moving wheels (32), wherein the bottom end of the base plate (1) is provided with four sets of buffer springs (30), the top ends of the four sets of mounting plates (31) are respectively connected with the bottom ends of the four sets of buffer springs (30), and the bottom ends of the four sets of mounting plates (31) are respectively provided with the moving wheels (32).
7. Auxiliary equipment for installing a monitor according to claim 6, further comprising four sets of position-limiting rods (33) and four sets of position-limiting rings (34), wherein the top ends of the four sets of position-limiting rods (33) are all connected with the bottom end of the bottom plate (1), the outer ends of the four sets of position-limiting rings (34) are respectively connected with the inner ends of the four sets of installation plates (31), and the four sets of position-limiting rings (34) are respectively slidably sleeved with the four sets of position-limiting rods (33).
8. An auxiliary device for installing a monitor according to claim 7, further comprising four sets of limiting plates (35), wherein the top ends of the four sets of limiting plates (35) are respectively connected with the bottom ends of the four sets of limiting rods (33).
CN202022821861.XU 2020-11-30 2020-11-30 Auxiliary device for installing monitor Expired - Fee Related CN213771255U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022821861.XU CN213771255U (en) 2020-11-30 2020-11-30 Auxiliary device for installing monitor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022821861.XU CN213771255U (en) 2020-11-30 2020-11-30 Auxiliary device for installing monitor

Publications (1)

Publication Number Publication Date
CN213771255U true CN213771255U (en) 2021-07-23

Family

ID=76894916

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022821861.XU Expired - Fee Related CN213771255U (en) 2020-11-30 2020-11-30 Auxiliary device for installing monitor

Country Status (1)

Country Link
CN (1) CN213771255U (en)

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Granted publication date: 20210723