CN208689915U - A kind of list dual-colored LED display screen drive chip - Google Patents
A kind of list dual-colored LED display screen drive chip Download PDFInfo
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- CN208689915U CN208689915U CN201821380803.4U CN201821380803U CN208689915U CN 208689915 U CN208689915 U CN 208689915U CN 201821380803 U CN201821380803 U CN 201821380803U CN 208689915 U CN208689915 U CN 208689915U
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- sliding
- located remotely
- fixedly installed
- driving chip
- display screen
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Abstract
The utility model discloses a kind of single dual-colored LED display screen drive chips, including the first driving chip and the second driving chip, the two sides of first driving chip are fixedly installed with fixed block, the side that two fixed blocks are located remotely from each other is fixedly installed with fixed column, the two sides of second driving chip are fixedly installed with limited block, the side that second limited block is located remotely from each other offers limit card slot, installation through-hole is offered in two fixed columns, and sliding bar is slidably fitted in installation through-hole, and two sliding bars one end close to each other is mutually clamped with corresponding limit card slot respectively, the side that two fixed columns are located remotely from each other is opened up there are two mounting groove, portable pillar is slidably fitted in mounting groove.The utility model structure is simple, easy to operate, can quickly and easily combine the first driving chip and the second driving chip, reduce cost, enhance its competitiveness, meet the demand of people.
Description
Technical field
The utility model relates to driving chip technical field more particularly to a kind of single dual-colored LED display screen drive chips.
Background technique
Common LED display is divided into all-colour LED electrical screen and single dual-colored LED display screen, and single dual-colored LED display screen is therefore
At low cost, small power consumption is widely used in market, and shop, bank etc. is various to need to show text, signboard, advertisement field, the prior art
In single dual-colored LED display screen drive scheme are as follows: using eight bit shift registers, eight bit data buffer, three or eight decoders,
Column drive the combination of pmos pipe to drive LED display, with the continuous expansion of the market demand, compete more and more fierce, cost
Consider and occupy critical role outstanding, in the drive scheme of list dual-colored LED display screen in the prior art, do not have combination
Function cause at high cost because using the combination of multiple chips, competitiveness is low, so not being able to satisfy the demand of people.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of single dual-colored LED proposed
Display screen drive chip.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of list dual-colored LED display screen drive chip, including the first driving chip and the second driving chip, described first drives
The two sides of dynamic chip are fixedly installed with fixed block, and the side that two fixed blocks are located remotely from each other is fixedly installed with fixed column, the
The two sides of two driving chips are fixedly installed with limited block, and the side that the second limited block is located remotely from each other offers limit card slot,
Installation through-hole is offered in two fixed columns, sliding bar is slidably fitted in installation through-hole, and two sliding bars are close to each other
One end mutually clamped with corresponding limit card slot respectively, the side that two fixed columns are located remotely from each other open up there are two installation
Slot is slidably fitted with portable pillar in mounting groove, and two on same level axis portable pillar one end close to each other is opened
Equipped with limiting groove, it is fixedly installed on the side inner wall that two limiting grooves on same level axis are located remotely from each other
Limit spring, two limit springs one end close to each other are fixedly installed in the side inner wall of corresponding two mounting grooves respectively
On, first sliding groove is offered on the side inner wall that two mounting grooves on same vertical axis are located remotely from each other, is located at same
The side that two portable pillars on one vertical axis are located remotely from each other is fixedly installed with the first sliding block, and two the first sliding block difference
It is slidably connected with corresponding two first sliding grooves, sliding eye is offered on the first sliding block, is slidably fitted with fixation in sliding eye
Bar, and the both ends of fixed link are fixedly connected with the side inner wall of corresponding first sliding groove respectively, are located on same level axis
The side that is located remotely from each other of two the first sliding blocks be fixedly installed with the installation spring being set on the outside of fixed link, two installation bullets
One end that spring is located remotely from each other is fixedly connected with the inner wall of corresponding two first sliding grooves respectively.
Preferably, one end that two sliding bars are located remotely from each other is fixedly installed with pull rod, and is located on same level axis
The side that is located remotely from each other of two portable pillars be fixedly connected respectively with corresponding two pull rods side close to each other.
Preferably, the bottom of two limited blocks offers tapped through hole, and two tapped through holes respectively with it is corresponding
Limit card slot is connected, and tapped through hole internal screw thread is connected with screw rod.
Preferably, the bottom of the sliding bar offers thread groove, and the top of screw rod is extended to through tapped through hole
It is clamped in thread groove and with thread groove screw thread.
Preferably, the top and bottom of the sliding bar offer second sliding slot, the top inner wall of installation through-hole and bottom
The second sliding block is fixedly installed on portion's inner wall, and two the second sliding blocks are slidably connected with corresponding second sliding slot respectively.
Preferably, one end that two the first sliding blocks on same vertical axis are located remotely from each other is embedded with multiple first
Ball, and multiple first balls roll with corresponding first sliding groove connect respectively.
Preferably, two the second sliding blocks one end close to each other is embedded with multiple second balls, and multiple second balls
It rolls and connects with corresponding second sliding slot respectively.
The utility model has the beneficial effects that
By the first driving chip, the second driving chip, fixed block, fixed column, limited block, limit card slot, installation through-hole,
Sliding bar, mounting groove, portable pillar, limiting groove, limit spring, first sliding groove, the first sliding block, sliding eye, fixed link, installation bullet
Under the mutual cooperation of spring and pull rod, quickly and easily the first driving chip and the second driving chip can be combined, subtracted
Small cost enhances its competitiveness, pulls pulling block, and pulling block drives sliding bar to be moved, meanwhile, pulling block drive portable pillar into
Row movement, portable pillar stretching limit spring, limit spring energy-absorbing, meanwhile, portable pillar drives the first sliding block to be moved, and first is sliding
Block stretches installation spring, installs spring energy-absorbing, removes sliding bar in limit card slot, then unclamps pulling block, pass through limit spring
Under the spring-loaded recoil of spring active force of peace, it is caught in sliding bar in limit card slot, it is recessed by tapped through hole, screw rod and screw thread
Under the mutual cooperation of slot, quickly and easily sliding bar can be fixed, screw rod is rotated, so that screw flight is snapped fitted to screw thread recessed
In slot, the utility model structure is simple, easy to operate, can be quickly and easily by the first driving chip and the second driving chip group
It is combined, reduces cost, enhance its competitiveness, meet the demand of people.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of single dual-colored LED display screen drive chip schematic view of the front view；
Fig. 2 be the utility model proposes a kind of single dual-colored LED display screen drive chip part A structural schematic diagram；
Fig. 3 be the utility model proposes a kind of single dual-colored LED display screen drive chip part B structural schematic diagram.
In figure: 1 first driving chip, 2 second driving chips, 3 fixed blocks, 4 fixed columns, 5 limited blocks, 6 limit card slots, 7
Installation through-hole, 8 sliding bars, 9 mounting grooves, 10 portable pillars, 11 limiting grooves, 12 limit springs, 13 first sliding grooves, 14 first are slided
Block, 15 sliding eyes, 16 fixed links, 17 installation springs, 18 pull rods, 19 tapped through holes, 20 screw rods, 21 thread grooves.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-3, a kind of single dual-colored LED display screen drive chip, including the first driving chip 1 and the second driving chip
2, the two sides of the first driving chip 1 are fixedly installed with fixed block 3, and the side that two fixed blocks 3 are located remotely from each other is fixedly mounted
There is fixed column 4, the two sides of the second driving chip 2 are fixedly installed with limited block 5, and the side that the second limited block 5 is located remotely from each other is equal
Limit card slot 6 is offered, installation through-hole 7 is offered in two fixed columns 4, sliding bar 8 is slidably fitted in installation through-hole 7,
And two sliding bars 8 one end close to each other is clamped with corresponding 6 phase of limit card slot respectively, two fixed columns 4 are located remotely from each other
Side open up there are two mounting groove 9, be slidably fitted with portable pillar 10 in mounting groove 9, two on same level axis
A portable pillar 10 one end close to each other offers limiting groove 11, two on same level axis limiting groove 11
Limit spring 12 is fixedly installed on the side inner wall being located remotely from each other, two limit springs 12 one end close to each other is solid respectively
Loaded on the side inner wall of corresponding two mounting grooves 9, two mounting grooves 9 on same vertical axis are mutually remote for Dingan County
From side inner wall on offer first sliding groove 13, two on same vertical axis portable pillar 10 be located remotely from each other one
Side is fixedly installed with the first sliding block 14, and two the first sliding blocks 14 slide with corresponding two first sliding grooves 13 connect respectively
It connects, sliding eye 15 is offered on the first sliding block 14, fixed link 16, and the both ends of fixed link 16 point are slidably fitted in sliding eye 15
It is not fixedly connected with the side inner wall of corresponding first sliding groove 13,14 phase of the first sliding block of two on same level axis
Mutually separate side is fixedly installed with the installation spring 17 for being set in 16 outside of fixed link, and two installation springs 17 are located remotely from each other
One end be fixedly connected respectively with the inner wall of corresponding two first sliding grooves 13, pass through the first driving chip 1, second drive core
Piece 2, fixed block 3, fixed column 4, limited block 5, limit card slot 6, installation through-hole 7, sliding bar 8, mounting groove 9, portable pillar 10, limit
Groove 11, limit spring 12, first sliding groove 13, the first sliding block 14, sliding eye 15, fixed link 16, installation spring 17 and pull rod 18
Mutual cooperation under, quickly and easily the first driving chip 1 and the second driving chip 2 can be combined, reduced into
This, enhances its competitiveness, pulls pulling block 18, and pulling block 18 drives sliding bar 8 to be moved, meanwhile, pulling block 18 drives portable pillar
10 are moved, the stretching limit spring 12 of portable pillar 10,12 energy-absorbing of limit spring, meanwhile, portable pillar 10 drives the first sliding block 14
It is moved, the first sliding block 14 stretches installation spring 17, installs 17 energy-absorbing of spring, removes sliding bar 8 in limit card slot 6, so
Pulling block 18 is unclamped afterwards, by making sliding bar 8 be caught in limiting card under the recoil of spring active force of limit spring 12 and installation spring 17
In slot 6, under the mutual cooperation by tapped through hole 19, screw rod 20 and thread groove 21, can quickly and easily to sliding bar 8 into
Row is fixed, and is rotated screw rod 20, is snapped fitted to 20 screw thread of screw rod in thread groove 21, and the utility model structure is simple, easy to operate,
Quickly and easily the first driving chip 1 and the second driving chip 2 can be combined, reduce cost, it is competing to enhance its
Power is striven, the demand of people is met.
In the utility model, one end that two sliding bars 8 are located remotely from each other is fixedly installed with pull rod 18, and is located at same water
The side that two portable pillars 10 on flat axis are located remotely from each other is solid with corresponding two pull rods 18 side close to each other respectively
Fixed connection, the bottom of two limited blocks 5 offer tapped through hole 19, and two tapped through holes 19 respectively with corresponding limit
Card slot 6 is connected, and 19 internal screw thread of tapped through hole is connected with screw rod 20, and the bottom of sliding bar 8 offers thread groove 21, and screw rod
20 top extends in thread groove 21 through tapped through hole 19 and clamps with 21 screw thread of thread groove, the top of sliding bar 8
Second sliding slot is offered with bottom, the second sliding block is fixedly installed in the top inner wall and bottom interior wall of installation through-hole 7, and
Two the second sliding blocks are slidably connected with corresponding second sliding slot respectively, the first sliding block of two on same vertical axis 14
The one end being located remotely from each other is embedded with multiple first balls, and multiple first balls are rolled with corresponding first sliding groove 13 respectively
Connection, two the second sliding blocks one end close to each other are embedded with multiple second balls, and multiple second balls are respectively and relatively
It answers second sliding slot to roll connection, passes through the first driving chip 1, the second driving chip 2, fixed block 3, fixed column 4, limited block 5, limit
Position card slot 6, installation through-hole 7, sliding bar 8, mounting groove 9, portable pillar 10, limiting groove 11, limit spring 12, first sliding groove 13,
First sliding block 14, sliding eye 15, fixed link 16, installation spring 17 and pull rod 18 mutual cooperation under, can quickly and easily by
First driving chip 1 and the second driving chip 2 are combined, and cost is reduced, and enhance its competitiveness, pull pulling block 18,
Pulling block 18 drives sliding bar 8 to be moved, meanwhile, pulling block 18 drives portable pillar 10 to be moved, and portable pillar 10 stretches limit bullet
Spring 12,12 energy-absorbing of limit spring, meanwhile, portable pillar 10 drives the first sliding block 14 to be moved, and the first sliding block 14 stretches installation bullet
Spring 17 installs 17 energy-absorbing of spring, removes sliding bar 8 in limit card slot 6, then unclamps pulling block 18, passes through 12 He of limit spring
Under the recoil of spring active force for installing spring 17, it is caught in sliding bar 8 in limit card slot 6, passes through tapped through hole 19,20 and of screw rod
Under the mutual cooperation of thread groove 21, quickly and easily sliding bar 8 can be fixed, screw rod 20 is rotated, make 20 spiral shell of screw rod
Line snaps fitted in thread groove 21, and the utility model structure is simple, easy to operate, can be quickly and easily by the first driving chip
1 and second driving chip 2 combine, reduce cost, enhance its competitiveness, meet the demand of people.
Working principle: in use, when needing to combine the first driving chip 1 and the second driving chip 2, first turn
Dynamic screw rod 20, removes screw rod 20 in thread groove 21, pulls pulling block 18, and pulling block 18 drives sliding bar 8 to be moved, meanwhile,
Pulling block 18 drives portable pillar 10 to be moved, the stretching limit spring 12 of portable pillar 10,12 energy-absorbing of limit spring, meanwhile, portable pillar
10 the first sliding blocks 14 of drive are moved, and the first sliding block 14 stretches installation spring 17, installs 17 energy-absorbing of spring, move sliding bar 8
Out in limit card slot 6, pulling block 18 is then unclamped, by making under the recoil of spring active force of limit spring 12 and installation spring 17
Sliding bar 8 is caught in limit card slot 6, is rotated screw rod 20, is snapped fitted to 20 screw thread of screw rod in thread groove 21, to realize fast
Speed easily combines the first driving chip 1 and the second driving chip 2, reduces cost, enhances its competitiveness, full
The foot demand of people.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (7)
1. a kind of list dual-colored LED display screen drive chip, including the first driving chip (1) and the second driving chip (2), feature
Be, the two sides of first driving chip (1) are fixedly installed with fixed block (3), two fixed blocks (3) be located remotely from each other one
Side is fixedly installed with fixed column (4), and the two sides of the second driving chip (2) are fixedly installed with limited block (5), the second limited block
(5) side being located remotely from each other offers limit card slot (6), offers installation through-hole (7) on two fixed columns (4), installation
Is slidably fitted with sliding bar (8) in through-hole (7), and two sliding bars (8) one end close to each other respectively with corresponding limit
Card slot (6) mutually clamps, and the side that two fixed columns (4) are located remotely from each other is opened up there are two mounting groove (9), sliding in mounting groove (9)
Dynamic to be equipped with portable pillar (10), two portable pillar (10) one end close to each other on same level axis open up limited
Position groove (11) is fixedly mounted on the side inner wall that two limiting grooves (11) on same level axis are located remotely from each other
Have limit spring (12), two limit spring (12) one end close to each other are fixedly installed in corresponding two mounting grooves respectively
(9) it on side inner wall, is offered on the side inner wall that two mounting grooves (9) on same vertical axis are located remotely from each other
First sliding groove (13), the side that two portable pillars (10) on same vertical axis are located remotely from each other are fixedly installed with first
Sliding block (14), and two the first sliding blocks (14) are slidably connected with corresponding two first sliding grooves (13) respectively, the first sliding block
(14) it offers on sliding eye (15), is slidably fitted with fixed link (16) in sliding eye (15), and the both ends of fixed link (16) point
It is not fixedly connected with the side inner wall of corresponding first sliding groove (13), the first sliding block of two on same level axis
(14) side being located remotely from each other is fixedly installed with the installation spring (17) being set on the outside of fixed link (16), two installation springs
(17) one end being located remotely from each other is fixedly connected with the inner wall of corresponding two first sliding grooves (13) respectively.
2. a kind of single dual-colored LED display screen drive chip according to claim 1, which is characterized in that two sliding bars (8)
The one end being located remotely from each other is fixedly installed with pull rod (18), and two portable pillars (10) being located on same level axis are mutually remote
From the side close to each other with corresponding two pull rods (18) is fixedly connected respectively for side.
3. a kind of single dual-colored LED display screen drive chip according to claim 1, which is characterized in that two limited blocks (5)
Bottom offer tapped through hole (19), and two tapped through holes (19) are connected with corresponding limit card slot (6) respectively,
Tapped through hole (19) internal screw thread is connected with screw rod (20).
4. a kind of single dual-colored LED display screen drive chip according to claim 1, which is characterized in that the sliding bar (8)
Bottom offer thread groove (21), and the top of screw rod (20) extends in thread groove (21) through tapped through hole (19)
And it is clamped with thread groove (21) screw thread.
5. a kind of single dual-colored LED display screen drive chip according to claim 1, which is characterized in that the sliding bar (8)
Top and bottom offer second sliding slot, is fixedly installed in the top inner wall and bottom interior wall of installation through-hole (7)
Two sliding blocks, and two the second sliding blocks are slidably connected with corresponding second sliding slot respectively.
6. a kind of single dual-colored LED display screen drive chip according to claim 1, which is characterized in that it is same vertical to be located at
One end that two the first sliding blocks (14) on axis are located remotely from each other is embedded with multiple first balls, and multiple first balls are distinguished
It rolls and connects with corresponding first sliding groove (13).
7. a kind of single dual-colored LED display screen drive chip according to claim 5, which is characterized in that two the second sliding blocks
One end close to each other is embedded with multiple second balls, and multiple second balls roll with corresponding second sliding slot connect respectively
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821380803.4U CN208689915U (en) | 2018-08-27 | 2018-08-27 | A kind of list dual-colored LED display screen drive chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821380803.4U CN208689915U (en) | 2018-08-27 | 2018-08-27 | A kind of list dual-colored LED display screen drive chip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208689915U true CN208689915U (en) | 2019-04-02 |
Family
ID=65886931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821380803.4U Active CN208689915U (en) | 2018-08-27 | 2018-08-27 | A kind of list dual-colored LED display screen drive chip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208689915U (en) |
-
2018
- 2018-08-27 CN CN201821380803.4U patent/CN208689915U/en active Active
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