CN201404017Y - Wall-hung type multi-functional electric lifting device - Google Patents

Wall-hung type multi-functional electric lifting device Download PDF

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Publication number
CN201404017Y
CN201404017Y CN2009200523244U CN200920052324U CN201404017Y CN 201404017 Y CN201404017 Y CN 201404017Y CN 2009200523244 U CN2009200523244 U CN 2009200523244U CN 200920052324 U CN200920052324 U CN 200920052324U CN 201404017 Y CN201404017 Y CN 201404017Y
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CN
China
Prior art keywords
fixed
hoisting gear
main hanger
motor
hung type
Prior art date
Application number
CN2009200523244U
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Chinese (zh)
Inventor
吴小国
Original Assignee
吴小国
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 吴小国 filed Critical 吴小国
Priority to CN2009200523244U priority Critical patent/CN201404017Y/en
Application granted granted Critical
Publication of CN201404017Y publication Critical patent/CN201404017Y/en

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Abstract

A wall-hung type multi-functional electric lifting device is a life-used lifting device and relates to the electromechanical technology. The electric lifting device provided by the utility model is arranged on the wall and can drive articles to move up or down. The technical scheme is that the lower ends of the left side and the right side of a main hanging rack are respectively provided with ballguide rails; bottom plates at the other ends of the ball guide rails are respectively connected and fixed with the two ends of a lower hanging plate; square pipes at the left side and the right sideof a movable rack are respectively connected and fixed with movable panels of the ball guide rails at the left side and the right side; a thread rotary shaft is screwed in a nut hole penetrating through the middle of a nut cross plate; the upper end and the lower end of the thread rotary shaft are respectively provided with an upper bearing and a lower bearing; a reducer motor is fixed in the middle of one surface on a lower rail of the main hanging rack, and the rotary shaft of the reducer motor is connected and fixed with the upper tail end of the thread rotary shaft; and the upper slats ofthe movable rack is connected and fixed with the nut cross plate in parallel. The electric lifting device can bear the articles such as a TV, an extractor hood, a microwave oven, a sterilized cupboardand the like to be installed on the wall and drive the articles to move up or down.

Description

Wall-hung type multifunctional motor-driven lowering or hoisting gear
Technical field
The utility model is a kind of lowering or hoisting gear, relates to the motor machine technology.Particularly a kind of installation also can drive the Motorized lift device that article rise or fall on the wall.
Technical background
In the market all television sets, disinfection cupboard, take out household electrical appliance such as (suction) lampblack absorber and buy and can only install or be placed on a relatively-stationary position (highly), not only take the place but also use very inconvenient; People design some lifts and take out (suction) lampblack absorber for this reason, and the jacking system complex structure and the cost of taking out (suction) lampblack absorber because of those lifts are high-leveled and difficult to promote, though this simplicity of design is arranged but the unrealistic instructions for use that is difficult to satisfy people.
Content of the present utility model
Technical problem to be solved in the utility model is to provide a kind of simple and reasonable, safe and convenient to use at above-mentioned prior art situation, have article such as carrying television set, range hood, micro-wave oven, disinfection cupboard and install on the wall, and can drive the wall-hung type multifunctional motor-driven lowering or hoisting gear that relative article rises or falls.
The utility model solves the problems of the technologies described above the technical scheme that is adopted:
It comprises parts such as main hanger, following link plate, spherical guide, adjustable shelf, threaded shaft, nut transverse slat, reducing motor, weight spring, upper stroke switch this wall-hung type multifunctional motor-driven lowering or hoisting gear, it is characterized in that: main hanger the right and left lower end connects respectively and a fixing bottom plate of spherical guide, and spherical guide other end base plate is connected with the two ends of following link plate respectively and is fixing;
Described main hanger the right and left is provided with installing hole in the middle of being respectively " L " type angle steel, has down horizontal;
Described link plate down goes to a corner for being provided with the installing hole two ends in the middle of " L " type angle steel;
The square tube of described adjustable shelf the right and left is connected and fixed and makes it freely up and down with the drop front of the spherical guide of the right and left respectively;
Described adjustable shelf the right and left is respectively square steel pipe and is provided with batten and has cross bar;
Described threaded shaft is screwed into and passes the nut bore in the middle of the nut transverse slat, upper bearing (metal) is set on an end on the threaded shaft and is fixed on the following horizontal bottom position intermediate of main hanger, and lower bearing sleeve is at next end of threaded shaft and be fixed on the centre position above the link plate down; Reducing motor is fixed on position intermediate above the following horizontal stroke of main hanger, and terminal is connected and fixing on its power transmission shaft and the threaded shaft, the last batten of adjustable shelf and the parallel connection of nut transverse slat are also fixed; Weight spring one end is through the square tube center fixed of adjustable shelf the right and left, and the other end is fixed on the two ends of following horizontal stroke of main hanger, and the spherical guide inboard at two ends up and down is respectively equipped with upper stroke switch and lower stroke switch; Upper stroke switch is connected with reducing motor and switch thereof respectively by electric wire with lower stroke switch, and upper stroke switch is controlled the up spacing of reducing motor, and lower stroke switch is controlled the descending spacing of reducing motor.
Aforesaid wall-hung type multifunctional motor-driven lowering or hoisting gear, it is characterized in that described wall-hung type multifunctional motor-driven lowering or hoisting gear, it is characterized in that described main hanger the right and left lower end connects and fix an end of two vertical " L " type angle steel respectively, " L " type angle steel other end is connected with the two ends of following link plate respectively and is fixing; Spherical guide is located at the last plane of " L " type angle steel, and the two ends of last batten are individually fixed in the last two ends of spherical guide, and the two ends of cross bar are individually fixed in the lower end of the right and left spherical guide; Last batten and the parallel connection of nut transverse slat and fixing.
Aforesaid wall-hung type multifunctional motor-driven lowering or hoisting gear, it is characterized in that described wall-hung type multifunctional motor-driven lowering or hoisting gear, it is characterized in that described main hanger the right and left lower end connects and fix an end of two vertical " C " shape guide rails respectively, the other end of " C " shape guide rail is connected with the two ends of following link plate respectively and is fixing; The two ends of last batten are respectively equipped with pulley, and the pulley at last batten two ends inserts " C " shape guide rail centre of main hanger the right and left and makes it freely up and down; Last batten and the parallel connection of nut transverse slat and fixing.
Aforesaid wall-hung type multifunctional motor-driven lowering or hoisting gear is characterized in that described wall-hung type multifunctional motor-driven lowering or hoisting gear, it is characterized in that described weight spring is located at the outside of adjustable shelf the right and left square tube.
Aforesaid wall-hung type multifunctional motor-driven lowering or hoisting gear, it is characterized in that described wall-hung type multifunctional motor-driven lowering or hoisting gear, it is characterized in that both sides are provided with the weight device in the described main hanger, the circular hole that lead screw is passed in the middle of set circular hole of main hanger both sides " L " type angle steel and the weight device is fixed, and the set steel belt of weight device is individually fixed in the both sides of batten.
Described weight device is the self-rolling steel band, is provided with the corresponding box of size outward.
Aforesaid wall-hung type multifunctional motor-driven lowering or hoisting gear is characterized in that described wall-hung type multifunctional motor-driven lowering or hoisting gear, it is characterized in that described reducing motor is band timing gear motor case and that be provided with rotating.
Aforesaid wall-hung type multifunctional motor-driven lowering or hoisting gear is characterized in that described wall-hung type multifunctional motor-driven lowering or hoisting gear, it is characterized in that the nut Si Daonei of described nut transverse slat is provided with ball.
Aforesaid wall-hung type multifunctional motor-driven lowering or hoisting gear is characterized in that described wall-hung type multifunctional motor-driven lowering or hoisting gear, and the screw thread that it is characterized in that described threaded shaft is a plain weave, 3 to 6 millimeters of flight leads.
Aforesaid wall-hung type multifunctional motor-driven lowering or hoisting gear is characterized in that described wall-hung type multifunctional motor-driven lowering or hoisting gear, it is characterized in that described lowering or hoisting gear do not establish the weight spring.
Aforesaid wall-hung type multifunctional motor-driven lowering or hoisting gear is characterized in that described wall-hung type multifunctional motor-driven lowering or hoisting gear, it is characterized in that described reducing motor by the remote control electric device control its clockwise the counter-rotating or quit work.
Compare with existing similar technology, it is a kind of simple and reasonable, safe and convenient to use that advantage of the present utility model is owing to what adopted, save power supply (power of motor has only 10 to 60 watts), low cost is applied widely, have article such as carrying television set, range hood, micro-wave oven, disinfection cupboard and install on the wall, and can drive the extensive use that relative article rises or falls.
Description of drawings
Accompanying drawing 1 is a facade structures schematic diagram of the present utility model;
Accompanying drawing 2 is the facade structures schematic diagram of another embodiment of the present utility model;
Accompanying drawing 3 is the facade structures schematic diagram of another embodiment of the present utility model;
Accompanying drawing 4 is accompanying drawing 2 side elevation structural representations;
Accompanying drawing 5 is accompanying drawing 3 side elevation structural representations;
Accompanying drawing 6 is the cross-sectional configuration schematic diagram of accompanying drawing 1A-A;
Accompanying drawing 7 is the enlarged diagram of accompanying drawing 6 parts;
Accompanying drawing 8 is the cross-sectional configuration schematic diagram of accompanying drawing 2B-B;
Accompanying drawing 9 is the enlarged diagram of accompanying drawing 8 parts;
Accompanying drawing 10 is the cross-sectional configuration schematic diagram of another embodiment of the present utility model;
Accompanying drawing 11 is the enlarged diagram of accompanying drawing 10 parts;
The specific embodiment
Below in conjunction with drawings and Examples the utility model is described in further detail.
Embodiment one:
Shown in accompanying drawing 1,6,7, this wall-hung type multifunctional motor-driven lowering or hoisting gear, comprise main hanger 1, main hanger 1 the right and left lower end connects respectively and a fixing bottom plate of spherical guide 3, and spherical guide 3 other end base plates are connected with the two ends of following link plate 2 respectively and are fixing;
Described main hanger 1 the right and left is provided with installing hole in the middle of being respectively " L " type angle steel, has down horizontal 12;
Described link plate 2 down goes to a corner for being provided with the installing hole two ends in the middle of " L " type angle steel; The square tube of adjustable shelf 5 the right and lefts is connected and fixed and makes it freely up and down with the drop front of the spherical guide 3 of the right and left respectively;
Described adjustable shelf 5 the right and lefts are respectively square steel pipe, are provided with batten 88 and have cross bar 7; Threaded shaft 6 is screwed into and passes the nut bore in the middle of the nut transverse slat 8, upper bearing (metal) 4 is set on an end on the threaded shaft 6 and is fixed on the following horizontal 12 bottom position intermediate of main hanger 1, and lower bearing 40 is enclosed within next end of threaded shaft 6 and is fixed on down on the link plate 2 centre position of face on one side; The following horizontal 12 top position intermediate that reducing motor 9 is fixed on main hanger 1 make itself and threaded shaft 6 form a vertical line, the power transmission shaft of reducing motor 9 is connected with the upward end of threaded shaft 6 and is fixing, and the last batten 88 of adjustable shelf 5 and the 8 parallel connections of nut transverse slat are also fixing; Weight spring 10 1 ends are through the square tube center fixed of adjustable shelf 5 the right and lefts, and the other end is fixed on following horizontal 12 the two ends of main hanger 1, and the inboard at spherical guide two ends about in the of 3 is respectively equipped with upper stroke switch 11 and lower stroke switch 13; Upper stroke switch 11 is connected with reducing motor 9 and switch thereof respectively by electric wire with lower stroke switch 13, this switch is that a ganged switch or two single connection plane switch are formed, upper stroke switch 11 is controlled the up spacing of reducing motors 9, and lower stroke switch 13 is controlled the descending spacing of reducing motors 9.The article that handle will be installed when needs used are connected with last batten 88 with the cross bar 7 of wall-hung type multifunctional motor-driven lowering or hoisting gear and are fixing, then wall-hung type multifunctional motor-driven lowering or hoisting gear is hung on the wall together with the article of installing, default screw wears and hangs up and fix with nut screwing clamping on the installing hole aligning wall that installing hole that " L " type angle steel of main hanger 1 the right and left of wall-hung type multifunctional motor-driven lowering or hoisting gear is provided with and following link plate 2 both sides are provided with; Connect power supply, press " falling " switch in the time that the article of installing need being lowered, reducing motor 9 energising back counter-rotatings drive threaded shaft 6 and rotate synchronously, adjustable shelf 5 descends slowly together with the article of installing, and quits work when dropping to minimum this road power supply reducing motor 9 of spacing 13 automatic disconnections of travel switch at present; Press " liter " switch in the time that the article of installing need being raise, the clockwise drive threaded shaft 6 in reducing motor 9 energising backs rotates synchronously, adjustable shelf 5 rises slowly together with the article of installing, when be raised to the highest when spacing this road power supply reducing motor 9 of upper stroke switch 11 automatic disconnections quit work; In 5 liters of the adjustable shelfs or the process of falling, at any time by operation direction switch 5 liters of adjustable shelfs of control or fall.
Embodiment two:
Shown in accompanying drawing 10,11, it is substantially the same with embodiment one, just the main hanger 1 described in the embodiment one is changed into the end that the right and left lower end connects and fix two vertical " L " type angle steel respectively, " L " type angle steel other end is connected with the two ends of following link plate 2 respectively and is fixing; Spherical guide 3 is located at the last plane of " L " type angle steel, and the two ends of last batten 88 are individually fixed in the last two ends of spherical guide 3, and the two ends of cross bar 7 are individually fixed in the lower end of the right and left spherical guide 3; Last batten 88 and nut transverse slat 8 parallel connections and fixing.
Embodiment three:
It is substantially the same with embodiment one, just the main hanger 1 described in the embodiment one is changed into the end that the right and left lower end connects and fix two vertical " C " shape guide rails respectively, and the other end of " C " shape guide rail is connected with the two ends of following link plate 2 respectively and is fixing; The two ends of last batten 88 are respectively equipped with pulley, and the pulley at last batten 88 two ends inserts " C " shape guide rail centre of main hanger 1 the right and left and makes it freely up and down; Last batten 88 and nut transverse slat 8 parallel connections and fixing.
Embodiment four:
Shown in accompanying drawing 2,4,8,9, it is substantially the same with embodiment one, just the weight spring 10 described in the embodiment one is located at the outside of adjustable shelf 5 the right and left square tubes.
Embodiment five:
Shown in accompanying drawing 3,5, it is substantially the same with embodiment one, just 10 cancellations of the weight spring described in the embodiment one, change main hanger 1 interior both sides into and be provided with weight device 21 and 201, the circular hole that lead screw 22 is passed in the middle of the set circular hole of main hanger 1 both sides " L " type angle steel and weight device 21 or 201 is fixed, and weight device 21 and 201 set steel belts 23 are individually fixed in the both sides of batten 88; This weight device 21 and 201 is that the self-rolling steel band is provided with the corresponding box of size outward.
Embodiment six:
It is substantially the same with embodiment one, just the reducing motor 9 described in the embodiment one is changed into timing gear motor case and that be provided with rotating in addition, but i.e. motor and the split of timing gear case.
Embodiment seven:
It is substantially the same with embodiment one, just the nut of the nut transverse slat 8 described in the embodiment one is changed into the nut that Si Daonei is provided with ball, and threaded shaft 6 is changed into the screw thread that matches with the nut silk road of nut transverse slat 8.
Embodiment eight:
It is substantially the same with embodiment one, just the screw thread of the threaded shaft 6 described in the embodiment one is changed into plain weave, 3 to 6 millimeters of flight leads, and the nut silk road of nut transverse slat 8 changed into the silk road that matches with the screw thread of threaded shaft 6.
Embodiment nine:
It is substantially the same with embodiment one, just 10 cancellations of the weight spring described in the embodiment one, weight device 21 and 201 is not set yet.
Embodiment ten:
It is substantially the same with embodiment one, just the reducing motor 9 described in the embodiment one is changed into the remote control electric device by the hand switch form, the clockwise or counter-rotating of control reducing motor 9 or quit work.

Claims (10)

1, a kind of wall-hung type multifunctional motor-driven lowering or hoisting gear, it comprises main hanger (1), following link plate (2), spherical guide (3), adjustable shelf (5), threaded shaft (6), nut transverse slat (8), reducing motor (9), weight spring (10), upper stroke switch (11) parts, it is characterized in that: main hanger (1) the right and left lower end connects respectively and a fixing bottom plate of spherical guide (3), and spherical guide (3) other end base plate is connected with the two ends of following link plate (2) respectively and is fixing;
Described main hanger (1) the right and left is provided with installing hole in the middle of being respectively " L " type angle steel, has down horizontal (12);
Described link plate (2) down goes to a corner for being provided with the installing hole two ends in the middle of " L " type angle steel; The square tube of adjustable shelf (5) the right and left is connected and fixed and makes it freely up and down with the drop front of the spherical guide (3) of the right and left respectively;
Described adjustable shelf (5) the right and left is respectively square steel pipe and is provided with batten (88) and has cross bar (7); Threaded shaft (6) is screwed into and passes the nut bore in the middle of the nut transverse slat (8), upper bearing (metal) (4) is set on the last end of threaded shaft (6) and is fixed on following horizontal stroke (12) the bottom position intermediate of main hanger (1), and lower bearing (40) is enclosed within next end of threaded shaft (6) and is fixed on down the top centre position of link plate (2); Reducing motor (9) is fixed on position intermediate above the following horizontal stroke (12) of main hanger (1), and its power transmission shaft and threaded shaft (6) are gone up and terminally be connected and fix, and the last batten (88) of adjustable shelf (5) and the parallel connection of nut transverse slat (8) are also fixed; Weight spring (10) one ends penetrate the square tube center fixed of adjustable shelf (5) the right and left, the other end is fixed on the two ends of following horizontal stroke (12) of main hanger (1), and spherical guide (3) inboard at two ends up and down is respectively equipped with upper stroke switch (11) and lower stroke switch (13); Upper stroke switch (11) is connected with reducing motor (9) and switch thereof respectively by electric wire with lower stroke switch (13), and upper stroke switch (11) is controlled the up spacing of reducing motor (9), and lower stroke switch (13) is controlled the descending spacing of reducing motor (9).
2, wall-hung type multifunctional motor-driven lowering or hoisting gear according to claim 1, it is characterized in that described main hanger (1) the right and left lower end connects and fix an end of two vertical " L " type angle steel respectively, " L " type angle steel other end is connected with the two ends of following link plate (2) respectively and is fixing; Spherical guide (3) is located at the last plane of " L " type angle steel, and the two ends of last batten (88) are individually fixed in the last two ends of spherical guide (3), and the two ends of cross bar (7) are individually fixed in the lower end of the right and left spherical guide (3); Last batten (88) and the parallel connection of nut transverse slat (8) and fixing.
3, wall-hung type multifunctional motor-driven lowering or hoisting gear according to claim 1, it is characterized in that described main hanger (1) the right and left lower end connects and fix an end of two vertical " C " shape guide rails respectively, the other end of " C " shape guide rail is connected with the two ends of following link plate (2) respectively and is fixing; The two ends of last batten (88) are respectively equipped with pulley, and the pulley at last batten (88) two ends inserts " C " shape guide rail centre of main hanger (1) the right and left and makes it freely up and down; Last batten (88) and the parallel connection of nut transverse slat (8) and fixing.
4, wall-hung type multifunctional motor-driven lowering or hoisting gear according to claim 1 and 2 is characterized in that described weight spring (10) is located at the outside of adjustable shelf (5) the right and left square tube.
5, wall-hung type multifunctional motor-driven lowering or hoisting gear according to claim 1 and 2, it is characterized in that the interior both sides of described main hanger (1) are provided with weight device (21) and (201), the circular hole that lead screw (22) is passed in the middle of the set circular hole of main hanger (1) both sides " L " type angle steel and weight device (21) or (201) is fixed, the set steel belt (23) in weight device (21) and (201) is individually fixed in the both sides of batten (88)
Described weight device (21) and (201) are provided with the corresponding box of size outward for the self-rolling steel band.
6, wall-hung type multifunctional motor-driven lowering or hoisting gear according to claim 1 and 2 is characterized in that described reducing motor (9) is band timing gear motor case and that be provided with rotating.
7, wall-hung type multifunctional motor-driven lowering or hoisting gear according to claim 1 and 2 is characterized in that the nut Si Daonei of described nut transverse slat (8) is provided with ball.
8, wall-hung type multifunctional motor-driven lowering or hoisting gear according to claim 1 and 2, the screw thread that it is characterized in that described threaded shaft (6) is a plain weave, 3 to 6 millimeters of flight leads.
9,, it is characterized in that described lowering or hoisting gear do not establish weight spring (10) according to claim 1 or 3 described wall-hung type multifunctional motor-driven lowering or hoisting gears.
10, wall-hung type multifunctional motor-driven lowering or hoisting gear according to claim 1 and 2, it is characterized in that described reducing motor (9) by the remote control electric device control its clockwise the counter-rotating or quit work.
CN2009200523244U 2009-03-11 2009-03-11 Wall-hung type multi-functional electric lifting device CN201404017Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009200523244U CN201404017Y (en) 2009-03-11 2009-03-11 Wall-hung type multi-functional electric lifting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009200523244U CN201404017Y (en) 2009-03-11 2009-03-11 Wall-hung type multi-functional electric lifting device

Publications (1)

Publication Number Publication Date
CN201404017Y true CN201404017Y (en) 2010-02-17

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009200523244U CN201404017Y (en) 2009-03-11 2009-03-11 Wall-hung type multi-functional electric lifting device

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Country Link
CN (1) CN201404017Y (en)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103196810A (en) * 2013-04-09 2013-07-10 海宁长宇镀铝材料有限公司 Device for detecting moisture permeability of aluminum-plated polyethylenetherephtalate (PET) thin film
CN103234886A (en) * 2013-04-09 2013-08-07 海宁长宇镀铝材料有限公司 Aluminized PVDC thin film air-permeability detection device
CN103807894A (en) * 2012-11-06 2014-05-21 宁波大红鹰学院 Automatic lifting range hood
CN104028141A (en) * 2014-06-20 2014-09-10 邢辉 Motor-driven fluid-shaped pigment stirring system
CN105565221A (en) * 2015-12-23 2016-05-11 国网河南省电力公司南阳供电公司 Lifting device for maintaining wiring terminals on power distribution station outdoor wall
CN105822872A (en) * 2015-01-04 2016-08-03 苏州市海铂橡塑五金制品有限公司 Lifting force adjusting mechanism
CN107435793A (en) * 2017-04-21 2017-12-05 广州峥航机械设备有限公司 A kind of practical television wall hanging structure
CN107435800A (en) * 2017-04-21 2017-12-05 广州巨茗自控技术有限公司 A kind of projector hanger
CN107435801A (en) * 2017-04-21 2017-12-05 广州峥航机械设备有限公司 A kind of firm television wall hanging structure
CN107435785A (en) * 2017-04-21 2017-12-05 广州巨茗自控技术有限公司 A kind of projector equipment suspension bracket

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103807894A (en) * 2012-11-06 2014-05-21 宁波大红鹰学院 Automatic lifting range hood
CN103196810A (en) * 2013-04-09 2013-07-10 海宁长宇镀铝材料有限公司 Device for detecting moisture permeability of aluminum-plated polyethylenetherephtalate (PET) thin film
CN103234886A (en) * 2013-04-09 2013-08-07 海宁长宇镀铝材料有限公司 Aluminized PVDC thin film air-permeability detection device
CN104028141A (en) * 2014-06-20 2014-09-10 邢辉 Motor-driven fluid-shaped pigment stirring system
CN105822872A (en) * 2015-01-04 2016-08-03 苏州市海铂橡塑五金制品有限公司 Lifting force adjusting mechanism
CN105565221A (en) * 2015-12-23 2016-05-11 国网河南省电力公司南阳供电公司 Lifting device for maintaining wiring terminals on power distribution station outdoor wall
CN107435793A (en) * 2017-04-21 2017-12-05 广州峥航机械设备有限公司 A kind of practical television wall hanging structure
CN107435800A (en) * 2017-04-21 2017-12-05 广州巨茗自控技术有限公司 A kind of projector hanger
CN107435801A (en) * 2017-04-21 2017-12-05 广州峥航机械设备有限公司 A kind of firm television wall hanging structure
CN107435785A (en) * 2017-04-21 2017-12-05 广州巨茗自控技术有限公司 A kind of projector equipment suspension bracket

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