CN113464820A - LED display with double backup of power supply and receiving card - Google Patents

LED display with double backup of power supply and receiving card Download PDF

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Publication number
CN113464820A
CN113464820A CN202110768363.XA CN202110768363A CN113464820A CN 113464820 A CN113464820 A CN 113464820A CN 202110768363 A CN202110768363 A CN 202110768363A CN 113464820 A CN113464820 A CN 113464820A
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CN
China
Prior art keywords
locking
rod
cylinder
groove
supporting
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Legal status (The legal status 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 status listed.)
Granted
Application number
CN202110768363.XA
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Chinese (zh)
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CN113464820B (en
Inventor
潘炎林
吴伟超
周平
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Shenzhen City Jahe Tiancheng Technology Co ltd
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Shenzhen City Jahe Tiancheng Technology Co ltd
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.)
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Publication date
Application filed by Shenzhen City Jahe Tiancheng Technology Co ltd filed Critical Shenzhen City Jahe Tiancheng Technology Co ltd
Priority to CN202211324863.5A priority Critical patent/CN115751129A/en
Priority to CN202211324619.9A priority patent/CN115493063A/en
Priority to CN202110768363.XA priority patent/CN113464820B/en
Publication of CN113464820A publication Critical patent/CN113464820A/en
Application granted granted Critical
Publication of CN113464820B publication Critical patent/CN113464820B/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
    • F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
    • F16M11/02—Heads
    • F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
    • F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
    • F16M11/08—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a vertical axis, e.g. panoramic heads
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20—End-user application control systems

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)

Abstract

The invention provides an LED display with double backup of a power supply and a receiving card. The support comprises a locking head, a supporting rod and a locking rod, one end of the locking rod is in threaded connection with the locking head, the locking head comprises a clamping plate, the locking rod and the clamping plate are respectively clamped on two sides of a fixing plate, the supporting rod is sleeved on the periphery of the locking rod, and the supporting rod is connected with the locking head. The connecting cylinder of the cantilever is rotatably sleeved on the supporting rod and can drive the locking rod to rotate. The connecting cylinder of the LED display with the double backup of the power supply and the receiving card can drive the locking rod to rotate so as to enable the locking rod to be extruded and fixed with the fixing plate, the connecting cylinder is rotatably connected with the supporting rod during installation, the cantilever can conveniently realize the fixation of the support, meanwhile, the cantilever can be rotatably installed with the supporting rod, additional screws are not needed to be arranged, the cantilever is not needed to be squat under a table to be disassembled and assembled, other installation tools are not needed, the disassembly and assembly are convenient, and the disassembly and assembly cost is low.

Description

LED display with double backup of power supply and receiving card
Technical Field
The invention relates to the field of displays, in particular to an LED display with double backup of a power supply and a receiving card.
Background
With the development of science and technology, people have higher and higher requirements on displays, for example, in order to ensure the long-time stable operation of an LED display, a dual power supply and a dual receiving card may be provided for the corresponding LED display, so as to ensure the normal operation of the LED display when a single power supply or a single receiving card fails.
In addition, in order to improve the comfort of people when operating a computer, a support structure which can be conveniently used for dismounting and mounting the LED display with double backup of the power supply and the receiving card and adjusting the display direction is required to be arranged, and a plurality of display supports on the market reduce the occupied space of the supports as much as possible in order to improve the tidiness of the surface of the desk, and the dismounting and mounting convenience of the LED display and the display direction adjustment convenience are not considered.
Therefore, it is desirable to provide an LED display with dual backup of power supply and receiving card to solve the above technical problems.
Disclosure of Invention
The invention provides a power supply and receiving card double-backup LED display, wherein a connecting cylinder can drive a locking rod to rotate so as to enable the locking rod to be extruded and fixed with a fixing plate, the connecting cylinder is rotatably connected with a supporting rod during installation, a cantilever can conveniently realize the fixation of a support, and the cantilever can also be rotatably installed with the supporting rod, so that the problems of inconvenient disassembly and assembly of the display and high disassembly and assembly cost in the prior art are solved.
In order to solve the technical problems, the technical scheme of the invention is as follows: a power supply and receiving card double-backup LED display is fixedly arranged on a fixed plate and comprises a cantilever, a display body and a support, wherein the support and the display body are respectively connected to two ends of the cantilever;
the support comprises a locking head, a supporting rod and a locking rod, one end of the locking rod is in threaded connection with the locking head, the locking head comprises a clamping plate, the locking rod and the clamping plate are respectively clamped on two sides of the fixing plate, the supporting rod is sleeved on the periphery of the locking rod, and the supporting rod is connected with the locking head;
the cantilever comprises a connecting cylinder, the connecting cylinder is rotatably sleeved on the supporting rod, a driving portion is arranged on the connecting cylinder, a stress portion matched with the driving portion is arranged on the locking rod, and the driving portion is matched with the stress portion to drive the locking rod to rotate, so that the locking rod and the fixing plate are extruded and fixed.
In the invention, the stress part is a first convex tooth arranged on the periphery of the locking rod, the driving part is a first tooth groove matched with the first convex tooth, the support also comprises a clamping piece fixedly connected to the periphery of the support rod, and the locking head is provided with a clamping hole used for being connected with the clamping piece.
The clamping piece comprises a connecting plate, a clamping column and an elastic piece, the connecting plate is connected to the periphery of the supporting rod, the axial direction of the clamping column is consistent with the axial direction of the supporting rod, one end of the clamping column is connected with the connecting plate through the elastic piece, and the other end of the clamping column is connected with the clamping hole;
the outer side wall of the locking rod is provided with a net grain portion, the inner side wall of the supporting rod is provided with a rubber ring, and when the locking rod is connected with the supporting rod, the rubber ring wraps the net grain portion.
Further, the elastic component is the spring, the one end of spring is provided with the connecting block, be provided with the spread groove on the connecting plate, the spread groove is followed the face of connecting plate extends, the one end of spread groove is run through the side of connecting plate forms the opening, the connecting block passes through the opening card is gone into the spread groove, the spread groove is located on the axially extending orbit in card hole, the opening with the axially extending orbit dislocation in card hole.
In addition, the card post the elastic component and the connecting plate structure as an organic whole, the connecting plate middle part is provided with the through-hole, the one end of card post is extended in the through-hole, the elastic component is the elasticity strip of wavy structure, and is a plurality of the elasticity strip is located in the through-hole, and connect card post week side with between the inner wall of through-hole.
In the invention, the inside of the supporting rod is through, one end of the supporting rod and the locking head are of an integral connecting structure, the locking rod is connected in the supporting rod, the first end of the locking rod is in threaded connection with the locking head, the second end of the locking rod extends out from one end of the supporting rod, which is far away from the locking head, the stress part is a second convex tooth arranged on the periphery of the second end of the locking rod, the two ends of the connecting cylinder are through, the driving part is a second tooth groove arranged on the inner side of the connecting cylinder, and the connecting cylinder is rotatably connected outside the supporting rod.
One end of the second tooth groove is open, the other end of the second tooth groove is closed, a avoiding groove is further formed in the inner side of the connecting cylinder, and two ends of the avoiding groove are both open to allow the second convex teeth to pass through.
In addition, both ends of the second tooth socket are open, the connecting cylinder comprises a main body cylinder and a supporting cylinder, the supporting cylinder comprises a cylinder body and supporting side plates located on both sides of one end of the cylinder body, first matching grooves are arranged on both sides of one end of the main body cylinder, second matching grooves are arranged on the other two sides of the end of the main body cylinder, the depth of the first matching grooves in the axial direction of the main body cylinder is greater than that of the second matching grooves in the axial direction of the main body cylinder, and the depth of the first matching grooves in the axial direction of the main body cylinder is equal to the height of the supporting side plates in the axial direction of the main body cylinder;
when the supporting cylinder and the main body cylinder are connected to the supporting rod, and the supporting side plate is connected with the first matching groove, the second tooth groove and the second convex tooth are staggered;
when the supporting cylinder and the main body cylinder are connected to the supporting rod, and the supporting side plate is connected with the second matching groove, the second tooth groove is matched with the second convex tooth.
Furthermore, a damping ring is arranged in the connection, and a damping convex part matched with the damping ring is arranged on the supporting rod;
when the supporting side plate is connected with the first matching groove, the damping ring is connected with the damping convex part;
when the supporting side plate is connected with the second matching groove, the damping ring and the damping convex part are staggered.
Furthermore, the thickness of the supporting side plate is smaller than that of the side wall of the main body cylinder, a first magnet piece is arranged on the inner side face of the supporting side plate, a third matching groove is formed in the side of one end, away from the first matching groove, of the main body cylinder, and a second magnet piece used for being connected with the first magnet piece is arranged on the inner wall of the third matching groove.
Compared with the prior art, the invention has the beneficial effects that: in the LED display with the double backup of the power supply and the receiving card, the connecting cylinder can drive the locking rod to rotate so that the locking rod is extruded and fixed with the fixing plate, the supporting rod is connected with the locking head, the connecting cylinder is rotatably connected with the supporting rod, the cantilever can conveniently realize the fixation of the support, meanwhile, the cantilever can be rotatably installed with the supporting rod, additional screws are not required to be arranged, the cantilever is not required to be squat under a table for dismounting the screws, other mounting tools are not required, the dismounting and mounting are convenient, and the dismounting and mounting cost is low.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required in the embodiments are briefly introduced below, and the drawings in the following description are only corresponding to some embodiments of the present invention.
Fig. 1 is a schematic structural diagram of a preferred embodiment of the LED display with dual backup of power supply and receiving cards according to the present invention.
Fig. 2 is a cross-sectional view of a support of an LED display for dual backup of power and receiver cards according to the present invention.
Fig. 3 is a schematic diagram of another embodiment of the card fastener of the LED display with dual backup of the power supply and the receiving card according to the present invention.
Fig. 4 is a schematic diagram of another embodiment of the support of the LED display for dual backup of the power supply and the receiving card according to the present invention.
Fig. 5 is a schematic view of the structure of fig. 4 with the support side plate coupled to the first mating groove.
Fig. 6 is a schematic structural diagram of a main body barrel and a support barrel of the LED display for double backup of power supply and receiving card of the present invention.
Fig. 7 is a structural diagram of the main body cartridge and the support cartridge in fig. 6 from another perspective.
Fig. 8 is a schematic diagram of another embodiment of the connector barrel of the LED display for dual backup of power supply and receiving card according to the present invention.
Fig. 9 is a schematic diagram of another embodiment of the main body cylinder of the LED display for dual backup of power supply and receiving cards according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the present invention, directional terms such as "up", "down", "front", "back", "left", "right", "inner", "outer", "side", "top" and "bottom" are used only with reference to the orientation of the drawings, and the directional terms are used for illustration and understanding of the present invention, and are not intended to limit the present invention.
The terms "first," "second," and the like in the terms of the invention are used for descriptive purposes only and not for purposes of indication or implication relative importance, nor as a limitation on the order of precedence.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., the connection may be a detachable connection or a connection in a unitary structure; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The following is a first embodiment of the LED display with dual backup of power supply and receiving card provided by the present invention to solve the above technical problems.
Referring to fig. 1 and fig. 2, fig. 1 is a schematic structural diagram of a preferred embodiment of a power supply and receiving card dual-backup LED display of the present invention, and fig. 2 is a sectional view of a support of the power supply and receiving card dual-backup LED display of the present invention.
In the drawings, elements having similar structures are denoted by the same reference numerals.
The invention provides an LED display with double backup of a power supply and a receiving card, which is fixedly arranged on a fixed plate 11 and comprises a cantilever 13, a display body 12 and a support, wherein the support and the display body 12 are respectively connected with two ends of the cantilever 13.
The support comprises a locking head 16, a supporting rod 14 and a locking rod 15, one end of the locking rod 15 is in threaded connection with the locking head 16, the locking head 16 comprises a clamping plate 161, the locking rod 15 and the clamping plate 161 are clamped on two sides of the fixing plate 11 respectively, the supporting rod 14 is sleeved on the periphery of the locking rod 15, and the supporting rod 14 is connected with the locking head 16.
The cantilever 13 includes a connecting cylinder 131, the connecting cylinder 131 is rotatably sleeved on the supporting rod 14, a driving portion is arranged on the connecting cylinder 131, a force receiving portion used for being matched with the driving portion is arranged on the locking rod 15, and the driving portion is matched with the force receiving portion to be used for driving the locking rod 15 to rotate, so that the locking rod 15 and the fixing plate 11 are extruded and fixed.
In this embodiment, the force receiving portion is a first protruding tooth 151 disposed on the peripheral side of the locking rod 15, the driving portion is a first tooth slot 1311 matched with the first protruding tooth 151, the support further includes a fastener 17, the fastener 17 is fixedly connected to the peripheral side of the supporting rod 14, the locking head 16 is provided with a fastening hole for connecting with the fastener 17, the supporting rod 14 is connected with the locking head 16 through the fastener 17, and the rotation of the supporting rod 14 is limited.
During installation, the connecting cylinder 131 is firstly sleeved with the locking rod 15, the rotating cantilever 13 can drive the locking rod 15 to rotate, the locking rod 15 is in threaded connection with the locking head 16, the locking rod 15 can move downwards to be matched with the clamping plate 161 to clamp and fix the fixing plate 11, then the connecting cylinder 131 is taken down, the supporting rod 14 is connected with the locking rod 15, and then the connecting cylinder 131 can be connected with the supporting rod 14.
Wherein, card firmware 17 includes connecting plate 171, card post 172 and elastic component, and connecting plate 171 connects on the week side of bracing piece 14, and the axial direction of card post 172 is unanimous with the axial direction of bracing piece 14, and the one end of card post 172 is passed through the elastic component and is connected with connecting plate 171, and the other end and the card jogged joint of card post 172 for cantilever 13 can have better anti-seismic performance after being connected with bracing piece 14.
In addition, the outer side wall of the locking rod 15 is provided with a net grain part, the inner side wall of the supporting rod 14 is provided with a rubber ring 141, and when the locking rod 15 is connected with the supporting rod 14, the rubber ring 141 wraps the net grain part, so that the locking rod 15 can be prevented from rotating and loosening, meanwhile, the vibration of the fixing plate 11 is weakened to be transmitted through the locking rod 15, and a better anti-vibration effect is achieved.
In addition, the bottom of the locking rod 15 is provided with a rubber block 152, the rubber block can be made of rubber, is soft and elastic, and the rubber block 152 is used for being in flexible contact with the fixed plate 11, so that the surface of the fixed plate is prevented from being damaged, and meanwhile, the transmission of vibration can be weakened.
Referring to fig. 2, the elastic member in the present invention may be a spring 173a, one end of the spring 173a is provided with a connecting block 175, the other end is fixedly connected to the clamping column 172, the connecting plate 171 is provided with a connecting groove 174, the connecting groove 174 extends along the plate surface of the connecting plate 171, one end of the connecting groove 174 penetrates through the side surface of the connecting plate 171 to form an opening, the connecting block 175 is clamped into the connecting groove 174 through the opening, the connecting groove 174 is located on the axially extending track of the clamping hole, and the opening is dislocated from the axially extending track of the clamping hole, so that when the clamping column 172 is connected to the clamping hole, the clamping block 175 cannot be disengaged from the connecting groove 174, the clamping column 172 and the connecting plate 171 can be better disassembled, and the replacement of local parts is facilitated.
Referring to fig. 3, in the present embodiment, the elastic member may be an elastic strip 173b with a wavy structure, the latching column 172, the elastic strip 173b and the connecting plate 171 are an integrated structure, a through hole 1711 is disposed in the middle of the connecting plate 171, one end of the latching column 172 extends into the through hole 1711, the plurality of elastic strips 173b are disposed in the through hole 1711, and the elastic strips 173b are connected between the peripheral side of the latching column 172 and the inner wall of the through hole 1711.
When the display of this embodiment is installed, the locking head 16 is initially clamped and fixed on the fixing plate 11 through the clamping plate 161 and the locking rod 15, in this process, the locking rod 15 can be directly rotated by hand, then the cantilever 13 is taken out, the connecting cylinder 131 is sleeved with the locking rod 15, the rotation of the cantilever 13 can drive the locking rod 15 to rotate, and as the locking rod 15 is in threaded connection with the locking head 16, the locking rod 15 can move downwards to match with the clamping plate 161 and the fixing plate 11 to further form a more stable connection. After the support is stably connected with the fixing plate 11, the connecting cylinder 131 is taken down, the support rod 14 is connected with the locking rod 15, the clamping column 172 is connected with the clamping hole, and then the connecting cylinder 131 can be connected with the support rod 14.
The second embodiment of the LED display with dual backup of power supply and receiving card provided by the present invention is as follows, and the same reference numerals are used for the components in this embodiment that have the same structure as the first embodiment.
A power supply and receiving card double-backup LED display is fixedly arranged on a fixing plate 11 and comprises a cantilever 13, a display body 12 and a support, wherein the support and the display body 12 are respectively connected to two ends of the cantilever 13.
The support comprises a locking head 16, a support rod 23 and a locking rod 21, one end of the locking rod 21 is in threaded connection with the locking head 16, the locking head 16 comprises a clamping plate 161, the locking rod 21 and the clamping plate 161 are clamped on two sides of the fixing plate 11 respectively, the support rod 23 is sleeved on the periphery of the locking rod 21, and the support rod 23 is connected with the locking head 16.
The cantilever 13 comprises a connecting cylinder which is rotatably sleeved on the supporting rod 23, a driving portion is arranged on the connecting cylinder, a stress portion matched with the driving portion is arranged on the locking rod 21, and the driving portion is matched with the stress portion to drive the locking rod 21 to rotate, so that the locking rod 21 and the fixing plate 11 are extruded and fixed.
Referring to fig. 4 and 5, in the present invention, the support rod 23 is internally penetrated, one end of the support rod 23 and the locking head 16 are an integral connection structure, the locking rod 21 is connected in the support rod 23, a first end (bottom end in fig. 4) of the locking rod 21 is connected with the locking head 16 by a screw thread, a second end extends from one end of the support rod 23 far away from the locking head 16, the force-receiving portion is a second convex tooth 211 arranged on the periphery of the second end of the locking rod 21, two ends of the connecting cylinder are penetrated, the driving portion is a second tooth socket arranged on the inner side of the connecting cylinder, and the connecting cylinder is rotatably connected outside the support rod 23.
It should be noted that the axial length of the connector barrel is located between the second teeth 211 and the locking head 15, so that the connector barrel can be engaged with or disengaged from the second teeth 211.
Referring to fig. 7, the second tooth grooves 243a may be formed between the protrusions by disposing the protrusions on the inner wall of the connecting cylinder, wherein the protrusions do not interfere with the second teeth 211 when the connecting cylinder rotates after the connecting cylinder is connected to the support rod 23, or referring to fig. 9, the second tooth grooves 243b may be formed by removing material on the inner wall of the connecting cylinder to perform grooving.
It should be noted that, the second tooth groove 243a and the avoiding groove 244 may be disposed on the inner side of the connecting cylinder, the circumferential distribution of all the second tooth grooves 243a is consistent with the circumferential distribution of all the avoiding grooves 244, so that the second tooth groove 243a rotates by a certain angle to coincide with the position of the avoiding groove 244 before the second tooth groove 243a does not rotate, one end of the second tooth groove 243a is open, the other end of the second tooth groove 243a is closed, the avoiding groove 244 is further disposed on the inner side of the connecting cylinder, and both ends of the avoiding groove 244 are open to allow the second convex tooth 211 to pass through.
Therefore, when the second tooth groove 243a is in butt joint with the second convex tooth 211, the closed end of the second tooth groove 243a can be in contact with the second convex tooth 211, the second convex tooth 21 supports the connecting cylinder, the cantilever 13 can conveniently drive the locking rod 21 to rotate together, and when the connecting cylinder is required to be connected with the support rod 23, the avoiding groove 244 can be in butt joint with the second convex tooth 211.
Or, the second tooth groove 243a with both ends being open may be arranged inside the connecting cylinder, the connecting cylinder includes the main body cylinder 24 and the supporting cylinder, the supporting cylinder includes the cylinder 251 and the supporting side plate 252 located at both sides of one end of the cylinder 251, wherein both sides of one end of the main body cylinder 24 are provided with the first matching groove 241, the other two sides are provided with the second matching groove 242, the depth of the first matching groove 241 along the axial direction of the main body cylinder 24 is greater than the depth of the second matching groove 242 along the axial direction of the main body cylinder 24, and the depth of the first matching groove 241 along the axial direction of the main body cylinder 24 is equal to the height of the supporting side plate 252 along the axial direction of the main body cylinder 24.
When the support cylinder and the main body cylinder 24 are connected to the support rod 23 and the support side plate 252 is connected to the first fitting groove 241, the depth of the first fitting groove 241 along the axial direction of the main body cylinder 24 is greater than the depth of the second fitting groove 242 along the axial direction of the main body cylinder 24, so that the second tooth groove 243a and the second tooth 211 are dislocated, and at this time, the connection cylinder is rotatably connected to the support rod 23 and does not interfere with the lock rod 21.
When the support cylinder and the main body cylinder 24 are connected to the support rod 23 and the support side plate 252 is connected to the second engagement groove 242, the second tooth groove 243a is located higher due to the shallower depth of the second engagement groove 242, so that the second tooth groove 243a can be engaged with the second tooth 211, and the connection cylinder can drive the locking rod 21 to rotate.
In this embodiment, a damping ring 221 is provided in the connection, and a damping protrusion for engaging with the damping ring 221 is provided on the support rod 23.
When the support side plate 252 is coupled to the first fitting groove 241, the damping ring 221 is coupled to the boss ring so that the connector barrel does not rotate too freely, and when the connector barrel is rotated to a set angle by applying an external force, the cantilever 13 can be maintained at a set angular position by the damping force.
When the supporting side plate 252 is connected to the second engaging groove 242, the damping ring 221 is dislocated from the protruding ring, so that the connecting cylinder can rotate freely, the connecting cylinder can drive the locking rod 21 to rotate conveniently, and the assembly and disassembly are convenient.
In this embodiment, in order to prevent the support cylinder from being easily lost, the thickness of the support side plate 252 is smaller than the thickness of the side wall of the main body cylinder 24, the first magnet piece 253 is provided on the inner side surface of the support side plate 252, the third fitting groove 245 is provided on the side of the end of the main body cylinder 24 away from the first fitting groove 241, and the second magnet piece 246 for connection with the first magnet piece 253 is provided on the inner wall of the third fitting groove 245, so that the support cylinder can be positioned and magnetically coupled to the end of the main body cylinder 24 when not mounted, and the support side plate 252 has no magnetic attraction force with the first fitting groove 241 and the second fitting groove 242, thereby facilitating the switching of the support side plate 252 between the first fitting groove 241 and the second fitting groove 242.
When the display of the embodiment is installed, the locking head 16 is firstly fixed on the fixing plate 11 through the initial clamping of the clamping plate 161 and the locking rod 21, the cantilever 13 is taken, the connecting cylinder is sleeved with the locking rod 21, the second tooth groove 243a and the second convex tooth 211 can be matched, the connecting cylinder can drive the locking rod 21 to rotate at the moment, so that the locking rod 21 can move downwards to be matched with the clamping plate 161 and the fixing plate 11 to further form more stable connection, and then the second tooth groove 243a and the second convex tooth 211 can be adjustably controlled to avoid positions, so that the connecting cylinder is rotatably connected with the supporting rod 23, and the connecting cylinder and the locking rod 21 are not interfered with each other.
It should be noted that, the present embodiment discloses two ways of controlling the second tooth groove 243a and the second tooth 211 to avoid the position.
First, a supporting cylinder can be arranged, and then the supporting side plate 252 is switched to be connected and matched with the first matching groove 241 or the second matching groove 242, so that the second tooth groove 243a and the second convex tooth 211 can be matched or avoided;
secondly, if the inside of the connecting cylinder is provided with the second tooth groove 243a and the avoiding groove 244, the circumferential layout of all the second tooth grooves 243a is consistent with the circumferential distribution of all the avoiding grooves 244, one end of the second tooth groove 243a is open, the other end of the second tooth groove 243a is closed, and both ends of the avoiding groove 244 are open for the second convex tooth 211 to pass through, when the second convex tooth 211 is matched with the second tooth groove 243a, due to the existence of the closed end, the second tooth groove 243a and the second convex tooth 211 can keep a matching state, so that the connecting cylinder can drive the locking rod 21 to rotate, when the second convex tooth 211 is matched with the avoiding groove 244, the second convex tooth 211 can directly pass through until the second tooth groove 243a and the second convex tooth 211 form a avoiding position, and the connecting cylinder and the support rod 23 are kept in a rotating connection state.
In the LED display with the double backup of the power supply and the receiving card, the connecting cylinder can drive the locking rod to rotate so that the locking rod is extruded and fixed with the fixing plate, the supporting rod is connected with the locking head, the connecting cylinder is rotatably connected with the supporting rod, the cantilever can conveniently realize the fixation of the support, meanwhile, the cantilever can be rotatably installed with the supporting rod, additional screws are not required to be arranged, the cantilever is not required to be squat under a table for dismounting the screws, other mounting tools are not required, the dismounting and mounting are convenient, and the dismounting and mounting cost is low.
In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, therefore, the scope of the present invention shall be determined by the appended claims.

Claims (10)

1. A power supply and receiving card double-backup LED display is fixedly arranged on a fixing plate and is characterized by comprising a cantilever, a display body and a support, wherein the support and the display body are respectively connected to two ends of the cantilever;
the support comprises a locking head, a supporting rod and a locking rod, one end of the locking rod is in threaded connection with the locking head, the locking head comprises a clamping plate, the locking rod and the clamping plate are respectively clamped on two sides of the fixing plate, the supporting rod is sleeved on the periphery of the locking rod, and the supporting rod is connected with the locking head;
the cantilever comprises a connecting cylinder, the connecting cylinder is rotatably sleeved on the supporting rod, a driving portion is arranged on the connecting cylinder, a stress portion matched with the driving portion is arranged on the locking rod, and the driving portion is matched with the stress portion to drive the locking rod to rotate, so that the locking rod and the fixing plate are extruded and fixed.
2. The LED display of claim 1, wherein the force-receiving portion is a first protrusion disposed on the periphery of the locking bar, the driving portion is a first tooth groove engaged with the first protrusion, the support further comprises a fastener fixedly connected to the periphery of the supporting bar, and the locking head is provided with a locking hole for connecting with the fastener.
3. The LED display of claim 2, wherein the locking member comprises a connecting plate, a locking post and an elastic member, the connecting plate is connected to the periphery of the supporting rod, the axial direction of the locking post is consistent with the axial direction of the supporting rod, one end of the locking post is connected to the connecting plate through the elastic member, and the other end of the locking post is connected to the locking hole;
the outer side wall of the locking rod is provided with a net grain portion, the inner side wall of the supporting rod is provided with a rubber ring, and when the locking rod is connected with the supporting rod, the rubber ring wraps the net grain portion.
4. The LED display of claim 3, wherein the elastic member is a spring, one end of the spring is provided with a connecting block, the connecting plate is provided with a connecting groove, the connecting groove extends along the surface of the connecting plate, one end of the connecting groove penetrates through the side surface of the connecting plate to form an opening, the connecting block is clamped into the connecting groove through the opening, the connecting groove is located on the axially extending track of the clamping hole, and the opening is misaligned with the axially extending track of the clamping hole.
5. The LED display of claim 3, wherein the clip column, the elastic member and the connecting plate are integrally formed, a through hole is formed in the middle of the connecting plate, one end of the clip column extends into the through hole, the elastic member is an elastic strip with a wavy structure, and a plurality of the elastic strips are located in the through hole and connected between the peripheral side of the clip column and the inner wall of the through hole.
6. The LED display of claim 1, wherein the support rod is internally penetrated, one end of the support rod and the locking head are integrally connected, the locking rod is connected in the support rod, a first end of the locking rod is in threaded connection with the locking head, a second end of the locking rod extends out from one end of the support rod away from the locking head, the force-receiving portion is a second convex tooth arranged on the periphery of the second end of the locking rod, two ends of the connecting cylinder are penetrated, the driving portion is a second tooth groove arranged on the inner side of the connecting cylinder, and the connecting cylinder is rotatably connected to the outer portion of the support rod.
7. The LED display with the double backup of the power supply and the receiving card as claimed in claim 6, wherein one end of the second gear groove is open, the other end of the second gear groove is closed, the inner side of the connecting cylinder is further provided with a position avoiding groove, and both ends of the position avoiding groove are open for the second convex tooth to pass through.
8. The LED display for double backup of power supply and receiving cards according to claim 6, wherein both ends of the second tooth socket are open, the connecting cylinder comprises a main body cylinder and a supporting cylinder, the supporting cylinder comprises a cylinder body and supporting side plates located at both sides of one end of the cylinder body, two sides of one end of the main body cylinder are provided with first matching grooves, the other two sides are provided with second matching grooves, the depth of the first matching grooves along the axial direction of the main body cylinder is greater than that of the second matching grooves along the axial direction of the main body cylinder, and the depth of the first matching grooves along the axial direction of the main body cylinder is equal to the height of the supporting side plates along the axial direction of the main body cylinder;
when the supporting cylinder and the main body cylinder are connected to the supporting rod, and the supporting side plate is connected with the first matching groove, the second tooth groove and the second convex tooth are staggered;
when the supporting cylinder and the main body cylinder are connected to the supporting rod, and the supporting side plate is connected with the second matching groove, the second tooth groove is matched with the second convex tooth.
9. The LED display with the double backup of the power supply and the receiving card as claimed in claim 8, wherein a damping ring is arranged in the connection, and a damping convex part matched with the damping ring is arranged on the supporting rod;
when the supporting side plate is connected with the first matching groove, the damping ring is connected with the damping convex part;
when the supporting side plate is connected with the second matching groove, the damping ring and the damping convex part are staggered.
10. The power supply/reception card double backup LED display device according to claim 8, wherein the support side plate has a thickness smaller than a thickness of a side wall of the main body cylinder, a first magnet piece is provided on an inner side surface of the support side plate, a third fitting groove is provided on a side of an end of the main body cylinder away from the first fitting groove, and a second magnet piece for connecting to the first magnet piece is provided on an inner wall of the third fitting groove.
CN202110768363.XA 2021-07-07 2021-07-07 LED display with double backup of power supply and receiving card Active CN113464820B (en)

Priority Applications (3)

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CN202211324863.5A CN115751129A (en) 2021-07-07 2021-07-07 Support structure with disassembly and assembly driving part and corresponding LED display
CN202211324619.9A CN115493063A (en) 2021-07-07 2021-07-07 Display support and corresponding LED display
CN202110768363.XA CN113464820B (en) 2021-07-07 2021-07-07 LED display with double backup of power supply and receiving card

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110768363.XA CN113464820B (en) 2021-07-07 2021-07-07 LED display with double backup of power supply and receiving card

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CN202211324619.9A Division CN115493063A (en) 2021-07-07 2021-07-07 Display support and corresponding LED display

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CN202211324619.9A Pending CN115493063A (en) 2021-07-07 2021-07-07 Display support and corresponding LED display
CN202110768363.XA Active CN113464820B (en) 2021-07-07 2021-07-07 LED display with double backup of power supply and receiving card

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002122105A (en) * 2000-10-11 2002-04-26 Inaba Seisakusho Co Ltd Clamp for mounting equipment
JP2002175019A (en) * 2000-12-06 2002-06-21 Kokuyo Co Ltd Clamp for display
JP2005083538A (en) * 2003-09-10 2005-03-31 Uchida Yoko Co Ltd Clamping device for equipment supporting pole
CN205143926U (en) * 2015-11-09 2016-04-13 郭三明 Clamping device convenient to acquire by oneself
JP2019203554A (en) * 2018-05-23 2019-11-28 株式会社アスカ Support pillar mounting device
TWM596841U (en) * 2019-06-17 2020-06-11 信錦企業股份有限公司 Transfer sleeve
CN211126136U (en) * 2019-11-30 2020-07-28 贵州电网有限责任公司 Spiral grounding wire
US10823329B1 (en) * 2019-05-29 2020-11-03 1514 Tech, Llc Clamp and computing device stand incorporating same
CN212377696U (en) * 2020-03-25 2021-01-19 深圳市超技金塑科技有限公司 Cantilever bracket of electronic equipment

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002122105A (en) * 2000-10-11 2002-04-26 Inaba Seisakusho Co Ltd Clamp for mounting equipment
JP2002175019A (en) * 2000-12-06 2002-06-21 Kokuyo Co Ltd Clamp for display
JP2005083538A (en) * 2003-09-10 2005-03-31 Uchida Yoko Co Ltd Clamping device for equipment supporting pole
CN205143926U (en) * 2015-11-09 2016-04-13 郭三明 Clamping device convenient to acquire by oneself
JP2019203554A (en) * 2018-05-23 2019-11-28 株式会社アスカ Support pillar mounting device
US10823329B1 (en) * 2019-05-29 2020-11-03 1514 Tech, Llc Clamp and computing device stand incorporating same
TWM596841U (en) * 2019-06-17 2020-06-11 信錦企業股份有限公司 Transfer sleeve
CN211126136U (en) * 2019-11-30 2020-07-28 贵州电网有限责任公司 Spiral grounding wire
CN212377696U (en) * 2020-03-25 2021-01-19 深圳市超技金塑科技有限公司 Cantilever bracket of electronic equipment

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Publication number Publication date
CN113464820B (en) 2022-11-25
CN115751129A (en) 2023-03-07
CN115493063A (en) 2022-12-20

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