CN201725309U - Circuit board fixed component, touch screen, interactive display and touch system - Google Patents
Circuit board fixed component, touch screen, interactive display and touch system Download PDFInfo
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- CN201725309U CN201725309U CN201020202206XU CN201020202206U CN201725309U CN 201725309 U CN201725309 U CN 201725309U CN 201020202206X U CN201020202206X U CN 201020202206XU CN 201020202206 U CN201020202206 U CN 201020202206U CN 201725309 U CN201725309 U CN 201725309U
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- circuit board
- fixed frame
- buckle
- fixation kit
- ledge structure
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Abstract
The utility model discloses a circuit board fixed component, a touch screen, an interactive display and a touch system in an infrared touch screen device, and relates to the technical field of infrared touch screens. The utility model comprises a fixed frame arranged at the periphery of a touch detection area, a step structure arranged in the fixed frame, and a buckle connected with the fixed frame, wherein a circuit board is fixed with the fixed frame in a clamping and pressing way through the buckle and the step structure, thus realizing fixed connection between the circuit board and the fixed frame. Therefore, the utility model enables the disassembly and assembly of the circuit board in the infrared touch screen device to be very simple, thereby greatly simplifying product detection and product maintenance processes; in addition, the circuit board can be easily assembled due to the fixation mode between the circuit board and the fixed frame in the infrared touch screen device, thus further simplifying the manufacturing process of the infrared touch screen device, and effectively improving the production efficiency.
Description
Technical field
The utility model relates to the infrared touch panel technical field, circuit board fixation kit, touch-screen, interactive display and touch system in particularly a kind of infrared touch screen equipment.
Background technology
The application of infrared touch panel more and more widely, usually, the infrared touch screen equipment comprises the fixed frame (such as housing) that touches around the surveyed area is set, touch around the surveyed area, the inside of fixed frame is provided with circuit board, be separately installed with touch-screen, scan function module and the control function module etc. that are enclosed to form by a plurality of infrared transmitting tubes and infrared receiving tube on the circuit board, by detection and the location of scanning realization to touch objects.
In the prior art, when production and assembly infrared touch screen equipment, need producers in fixed frame, to paste modes such as double faced adhesive tape, liquid/solid adhesive, hot melt reference column plate or screw lock circuit board is fixed to fixed frame inside with stickup or alternate manner, to realize fixedlying connected of circuit board and fixed frame, referring to shown in Figure 1, circuit board 101 and fixed frame 103 are fixed together by glue 102 (such as double faced adhesive tape, liquid/solid adhesive etc.).In product detection or product maintenance process, usually need circuit board is dismantled or changed, but in the existing infrared touch screen equipment, circuit board adheres on the fixed frame relevant position, and its dismounting and replacing are all very difficult, causes product detection and product maintenance process very loaded down with trivial details.On the other hand, in order constantly to satisfy user's demand, the area that touches surveyed area in the existing infrared touch screen equipment constantly increases, housing is more also done narrow more, the area of internal circuit board is also accordingly more and more littler, cause producers' gluing that circuit board is adhered to becoming increasingly complex that the operation of fixed frame relevant position also becomes, elapsed time is more and more longer, is unfavorable for the lifting of production capacity.
The utility model content
Circuit board fixation kit, touch-screen, interactive display and touch system in a kind of infrared touch screen equipment that the utility model provides are to solve circuit board dismounting and change difficulty and production process complicated problems in the existing infrared touch screen equipment.
The utility model provides the circuit board fixation kit in a kind of touch panel device, comprises circuit board, is arranged on the fixed frame that touches around the surveyed area, is arranged on ledge structure in the described fixed frame and the buckle that links to each other with described fixed frame;
By described buckle and ledge structure circuit board and fixed frame card press fit are in the same place.
Described buckle is unidirectional buckle, and described buckle is arranged at the both sides of fixed frame.
The described buckle that is arranged at the fixed frame both sides is interspersed.
The both sides of described circuit board are provided with breach, and the position of described breach is corresponding with the snapped-in position that is arranged at the fixed frame both sides respectively, and the shape of breach and buckle inboard match.
Described buckle is two-way buckle, is arranged on the described fixed frame, is provided with porose with the buckle corresponding position on the described circuit board;
Described buckle passes the described ledge structure of corresponding Kong Bingyu and cooperates, with the circuit-board card press fit on fixed frame.
Described buckle is the two-way buckle that is provided with base, and the corresponding position of described circuit board and fixed frame is provided with porose;
Described buckle passes corresponding hole on circuit board and the fixed frame, by described base and described ledge structure circuit-board card is pressed on the fixed frame.
The hole that is arranged on the described fixed frame also comprises first step, to block described base.
Described buckle also is provided with the second step of support circuit plate, the supporting surface of described second step and described ledge structure to the supporting surface of circuit board in a plane.
Described ledge structure is arranged at the edge and/or the centre of fixed frame.
Described fixed frame also is provided with reference column, and is corresponding, also is provided with pilot hole in the corresponding position of circuit board, and described reference column passes pilot hole with the location.
Described ledge structure is used for the height of plan range fixed frame inboard of support circuit plate at least greater than the maximum height that is arranged on the electronic devices and components on the circuit board.
The utility model also provides a kind of touch-screen, comprises above-mentioned circuit board fixation kit.
The utility model also provides a kind of interactive display, comprises above-mentioned circuit board fixation kit.
The utility model also provides a kind of touch system, comprises above-mentioned circuit board fixation kit.
Circuit board fixation kit, touch-screen, interactive display and touch system in the touch panel device that the utility model provides, comprise and be arranged on the fixed frame that touches around the surveyed area, be arranged on ledge structure and buckle in the fixed frame, by buckle and ledge structure with the circuit-board card press fit on fixed frame, thereby realize fixedlying connected of circuit board and fixed frame.As seen the utility model makes the dismounting of the circuit board in the infrared touch screen equipment and assembling all very simple, greatly reduce that product detects and the product maintenance process in fussy degree; In addition, the fixed form that provides owing to the utility model can be easy to circuit board is assembled, thereby also makes the production process of infrared touch screen equipment simplify more, has effectively improved production efficiency.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the fixed sturcture synoptic diagram of infrared touch screen equipment interior circuit board and fixed frame in the prior art;
Circuit board fixation kit vertical view in a kind of infrared touch screen equipment that Fig. 2 provides for the utility model embodiment;
Fig. 3 is the structural representation of middle buckle embodiment illustrated in fig. 2;
Fig. 4 is the side view of middle fixation kit embodiment illustrated in fig. 2;
Circuit board fixation kit vertical view in the another kind of infrared touch screen equipment that Fig. 5-1 provides for the utility model embodiment;
Fig. 5-2 is the side view of fixation kit in Fig. 5-1 illustrated embodiment;
Fig. 6 is the synoptic diagram of circuit board in Fig. 5-1 illustrated embodiment;
Fixed position vertical view in the circuit board fixation kit in the another kind of infrared touch screen equipment that Fig. 7 provides for the utility model embodiment;
Fig. 8 is the sectional view of middle fixed position embodiment illustrated in fig. 7;
Fixed position vertical view in the circuit board fixation kit in the another kind of infrared touch screen equipment that Fig. 9-1 provides for the utility model embodiment;
Fig. 9-2 is a buckle synoptic diagram in Fig. 9-1 illustrated embodiment;
Figure 10 is the sectional view of buckle in Fig. 9-1 illustrated embodiment;
Figure 11 is the sectional view of a kind of fixed position in Fig. 9-1 illustrated embodiment;
Figure 12 is the sectional view of another kind of fixed position in Fig. 9-1 illustrated embodiment;
A kind of touch-screen front elevation that Figure 13 provides for the utility model embodiment;
A kind of interactive display front elevation that Figure 14 provides for the utility model embodiment;
Figure 15 is the side view of middle interactive display embodiment illustrated in fig. 14;
A kind of touch system front elevation that Figure 16 provides for the utility model embodiment.
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment one
Referring to Fig. 2, the circuit board fixation kit in a kind of infrared touch screen equipment that the utility model embodiment provides can solve circuit board dismounting and change difficulty and production process complicated problems in the existing infrared touch screen equipment.
In the present embodiment, the circuit board fixation kit in the infrared touch screen equipment comprises circuit board 201, be arranged on and touch the fixed frame 202 around the surveyed area and be arranged on buckle 203 and ledge structure 204 in the fixed frame 202.
Wherein, buckle 203 is unidirectional buckle, is arranged at the both sides of fixed frame 202.Fixed frame is arranged at and touches around the surveyed area, and the both sides of fixed frame are specifically at being in inboard (zone of label 2 as shown in Figure 2) and the outside (zone of label 1 as shown in Figure 2) that touches surveyed area fixed frame on one side.Preferably, buckle 203 is arranged on the corresponding rim (zone of label 4 as shown in Figure 2) and outer rim (zone of label 3 as shown in Figure 2) of fixed frame 202, like this, can increase the area of circuit board as far as possible, for the function expansion provides more space.
Concrete, in the present embodiment, the bottom 2031 of buckle 203 is connected with fixed frame 202, the thickness of bottom 2031 is less than top 2032, by pushing circuit board after circuit board being placed on the buckle correct position so that buckle 203 produces elastic deformations, make circuit board 201 pass the top 2032 of buckle 203, supported by ledge structure 204, at this moment, circuit board and buckle bottom 2031 inboard relevant position tight connectings, thus by buckle 203 and ledge structure 204 circuit board 201 and fixed frame 202 card press fit are in the same place.
In order to make buckle can be more firm circuit board and fixed frame card press fit are in the same place, a plurality of buckles 203 that are arranged on the fixed frame 202 are interspersed.That is to say that on the buckle of inboard was arranged at certain position between adjacent two buckles in the corresponding outside, the buckle in the outside was arranged on certain position between corresponding inboard adjacent two buckles, set-up mode sees also shown in Fig. 2.
Among the utility model embodiment, the thickness of buckle bottom is during less than the top, produce elastic deformation by pushing circuit board after circuit board being placed on the buckle correct position respectively so that be arranged on the buckle of fixed frame both sides to both sides, circuit board is pressed on the ledge structure 204 of fixed frame, simultaneously, circuit board can be blocked by the bigger top of thickness, thus by buckle and ledge structure card press fit on fixed frame.
Further, referring to Fig. 3, a kind of preferred situation shown in the utility model embodiment, the shape of buckle 203 can be, the bottom 2031 of buckle is the cylinder of rectangle for shape of cross section, and the top 2032 of buckle is shaped as sphenoid.Referring to Fig. 4, be arranged on the buckle on fixed frame 202 outsides, the inclined-plane 20321 of its top 2032 sphenoids is to tilt to interior side direction bottom 2031 from the outside, is arranged on inboard buckle, and the inclined-plane 20322 of its top 2032 sphenoids is to tilt to bottom, lateral 2031 from inboard.
In the present embodiment, ledge structure can be arranged on the position at edge of fixed frame, also can be arranged on certain middle position of fixed frame, can design voluntarily according to the situation of practical application, the utility model embodiment contrast does not limit, as long as can circuit-board card be pressed on the fixed frame with being clasped.Fig. 4 illustrates a kind of ledge structure and is arranged at situation on the fixed frame marginal position in the present embodiment.
Usually, circuit board (being PCB) be shaped as rectangle, circuit board shown in the present embodiment 201 can be that the circuit board by the polylith rectangle constitutes, such as connecting and composing continuously, perhaps according to interrupted being fixed on a few sections of fixed frame of the design needs of circuit, certainly the circuit board making of polylith rectangle can also be become an integral body, the utility model embodiment does not limit this.
When the bottom of buckle is the cylinder of rectangle for shape of cross section, buckle bottom inside on the fixed frame can realize the tight connecting with relevant position, circuit board outside the best, and, because the setting on sphenoid inclined-plane, buckle top, make when pushing, the buckle that is arranged on the fixed frame both sides can produce the elastic deformation to both sides respectively, circuit board can be slipped on the ledge structure of fixed frame very smoothly, and the top card that is set at the buckle on the fixed frame is pressed on the ledge structure, realizes fixedlying connected of circuit board and fixed frame.
In the present embodiment, during the dismounting circuit board, outwards pull open gently, the circuit board taking-up is got final product as long as will be arranged on the buckle of fixed frame both sides, very convenient.In addition, use the method for conventional hot melt reference column relatively in the prior art, owing to use the mode of conventional hot melt reference column, circuit board disassembles the back fixed frame and will thoroughly scrap, as seen, present embodiment can solve the problem that existing hot melt reference column mode is wasted a large amount of production costs.
Further, in the present embodiment, fixed frame also is provided with reference column 205, accordingly, corresponding position at circuit board also is provided with pilot hole 206, and together the time, reference column can pass pilot hole with circuit board and fixed frame card press fit for buckle and ledge structure, circuit board is positioned, prevent that circuit board from sliding in fixed frame.
Preferably, ledge structure 204 is used for the height of plan range fixed frame inboard of support circuit plate at least greater than the maximum height that is arranged on the electronic devices and components 207 on the circuit board, in order to avoid when buckle and ledge structure fixing circuit board, fixed frame produces extruding to the electronic devices and components on the circuit board, damages electronic devices and components (such as infrared transmitting tube, infrared receiving tube, process chip etc.).
Need to prove, among the utility model embodiment, in actual applications can be according to the different shape of product, fixed frame can be different entity, such as, for independent infrared touch panel, fixed frame can be a housing; For the infrared touch panel in being integrated in display, fixed frame can be housing, face shield or bonnet or the like; For the infrared touch panel in being integrated in equipment such as ATM (automatic teller machine), Automatic Analyzer, fixed frame can be the fabricated section of housing, face shield, bonnet, special use or special-purpose interfacing equipment or the like, and the utility model embodiment contrast does not limit.
As seen, circuit board fixation kit in the touch panel device that the utility model embodiment provides, comprise and be arranged on the fixed frame that touches around the surveyed area, be arranged on ledge structure and buckle in the fixed frame, by buckle and ledge structure circuit board and fixed frame card press fit are in the same place, thereby make that the dismounting of the circuit board in the infrared touch screen equipment and assembling are all very simple, greatly reduce that product detects and the product maintenance process in fussy degree; In addition, the fixed form that provides owing to the utility model embodiment can be easy to circuit board is assembled, thereby also makes the production process of infrared touch screen equipment simplify more, has effectively improved production efficiency.
Embodiment two
Referring to Fig. 5-1 and Fig. 5-2, the circuit board fixation kit in a kind of infrared touch screen equipment that the utility model embodiment provides can solve circuit board dismounting and change difficulty and production process complicated problems in the existing infrared touch screen equipment.
In the present embodiment, the circuit board fixation kit in the infrared touch screen equipment comprises circuit board 501, be arranged on and touch the fixed frame 502 around the surveyed area and be arranged on buckle 503 and ledge structure 504 in the fixed frame 502.
Wherein, buckle 503 is unidirectional buckle, is arranged at the both sides of fixed frame 502.Preferably, buckle 503 is arranged on the corresponding rim and outer rim of fixed frame 502, like this, can increase the area of circuit board as far as possible, for the function expansion provides more space.
Concrete, in the present embodiment, the bottom of buckle 503 is connected with fixed frame 502, the thickness of bottom is less than the top, by pushing circuit board after circuit board being placed on the buckle correct position so that the buckle 503 of fixed frame 502 both sides produces the elastic deformation to both sides, make circuit board 501 pass the top of buckle 503, the ledge structure 504 that is set on the fixed frame supports, at this moment, circuit board and buckle bottom inside relevant position tight connecting, thus by buckle 503 and ledge structure 504 circuit board and fixed frame 502 card press fit are in the same place.
In order to make buckle can be more firm circuit board and fixed frame card press fit are in the same place, a plurality of buckles 503 that are arranged on the fixed frame 502 are interspersed.That is to say that on the buckle of inboard was arranged at certain position between adjacent two buckles in the corresponding outside, the buckle in the outside was arranged on certain position between corresponding inboard adjacent two buckles, set-up mode sees also Fig. 5-1 with shown in Fig. 5-2.
In the present embodiment, ledge structure 504 can be arranged on the position at edge of fixed frame, also can be arranged on certain middle position of fixed frame, can design voluntarily according to the situation of practical application, the utility model embodiment contrast does not limit, as long as can circuit-board card be pressed on the fixed frame with being clasped.Fig. 5 in the present embodiment-2 illustrates a kind of ledge structure and is arranged at situation on the fixed frame bezel locations.
Usually, circuit board (being PCB) be shaped as rectangle, in the practical application, can be that circuit board by the polylith rectangle constitutes, such as connecting and composing continuously, perhaps according to interrupted being fixed on a few sections of fixed frame of the design needs of circuit, the circuit board making of polylith rectangle can also be become an integral body certainly, the utility model embodiment does not limit this.In the present embodiment, a kind of preferred situation can be, referring to shown in Figure 6, circuit board 501 both sides are provided with breach 5011, and the position of breach 5011 is corresponding with buckle 503 positions that are arranged at the fixed frame both sides respectively, and the shape of breach and buckle inboard match.The breadth extreme of circuit board 501 can equate with the breadth extreme of the fixed frame that fixes with it, shown in Fig. 5-1 and Fig. 5-2.Like this, just can further increase the area of circuit board, under the situation of same housing dimensional requirement, the function that realizes on circuit board that can be more is expanded.
Among the utility model embodiment, the thickness of buckle bottom is during less than the top, produce elastic deformation by pushing circuit board after circuit board being placed on the buckle correct position respectively so that be arranged on the buckle of fixed frame both sides to both sides, circuit board is pressed on the ledge structure 504 of fixed frame, and, circuit board can be blocked by the bigger top of thickness, thus by buckle and ledge structure card press fit on fixed frame.
Further, a kind of preferred situation is, the shape of buckle 503 can be, the bottom of buckle is the cylinder of rectangle for shape of cross section, and the top shape of buckle is a sphenoid.Be arranged on the buckle in fixed frame 502 outsides, the inclined-plane of its top sphenoid be from the outside to interior side direction bottom angled, be arranged on inboard buckle, the inclined-plane of its top sphenoid be to lateral bottom angled (referring to Fig. 3 to Fig. 4) from the inboard.
When the buckle bottom shape is that xsect is when being the cylinder of rectangle, buckle bottom inside on the fixed frame can realize the tight connecting with relevant position, circuit board outside the best, and, because the setting on sphenoid inclined-plane, buckle top, make when pushing, the buckle that is arranged on the fixed frame both sides can produce the elastic deformation to both sides respectively, circuit board can be slipped on the ledge structure of fixed frame very smoothly, and the top card that is set at the buckle on the fixed frame is pressed on the ledge structure, realizes fixedlying connected of circuit board and fixed frame.
In the present embodiment, during the dismounting circuit board, outwards pull open gently, the circuit board taking-up is got final product as long as will be arranged on the buckle of fixed frame both sides, very convenient.In addition, use the method for conventional hot melt reference column relatively in the prior art, owing to use the mode of conventional hot melt reference column, circuit board disassembles the back fixed frame and will thoroughly scrap, as seen, present embodiment can solve the problem that existing hot melt reference column mode is wasted a large amount of production costs.
Further, in the present embodiment, fixed frame also is provided with reference column 505, accordingly, corresponding position at circuit board also is provided with pilot hole 506, and together the time, reference column can pass pilot hole with circuit board and fixed frame card press fit for buckle and ledge structure, circuit board is positioned, prevent that circuit board from sliding in fixed frame.
Preferably, ledge structure 504 is used for the height of plan range fixed frame inboard of support circuit plate at least greater than the maximum height that is arranged on the electronic devices and components 507 on the circuit board (referring to shown in Figure 4), in order to avoid when buckle and ledge structure fixing circuit board, electronic devices and components on the circuit board are produced extruding, damage electronic devices and components (such as infrared transmitting tube, infrared receiving tube, process chip etc.).
Need to prove, among the utility model embodiment, in actual applications can be according to the different shape of product, fixed frame can be different entity, such as, for independent infrared touch panel, fixed frame can be a housing; For the infrared touch panel in being integrated in display, fixed frame can be housing, face shield or bonnet or the like; For the infrared touch panel in being integrated in equipment such as ATM (automatic teller machine), Automatic Analyzer, fixed frame can be the fabricated section of housing, face shield, bonnet, special use or special-purpose interfacing equipment or the like, and the utility model embodiment contrast does not limit.
As seen, circuit board fixation kit in the touch panel device that the utility model embodiment provides, comprise and be arranged on the fixed frame that touches around the surveyed area, be arranged on ledge structure and buckle in the fixed frame, by buckle and ledge structure circuit board and fixed frame card press fit are in the same place, thereby make that the dismounting of the circuit board in the infrared touch screen equipment and assembling are all very simple, greatly reduce that product detects and the product maintenance process in fussy degree; In addition, the fixed form that provides owing to the utility model embodiment can be easy to circuit board is assembled, thereby also makes the production process of infrared touch screen equipment simplify more, has effectively improved production efficiency.Further, among the utility model embodiment, the both sides of circuit board are provided with and the corresponding breach of buckle, like this, the breadth extreme of circuit board just can equate with the breadth extreme of the fixed frame that fixes with it, farthest increase the area of circuit board, under the situation of same housing dimensional requirement, the function that realizes on circuit board that can be more is expanded.
Embodiment three
Referring to Fig. 7 and Fig. 8, circuit board fixation kit in a kind of infrared touch screen equipment that the utility model embodiment provides comprises circuit board 701, is arranged on and touches the fixed frame 702 around the surveyed area and be arranged on buckle 703 and ledge structure 704 in the fixed frame 702.
Wherein, buckle 703 is two-way buckle, the left side 7031 and the right-hand part 7032 that are separated in the middle of comprising, and its bottom all is connected setting bottom be wider than respectively to the left and right sides at the top with fixed frame 702.Buckle 703 is arranged on the fixed frame 702, is provided with porose 705 with buckle 703 corresponding positions on the circuit board 701.By pushing circuit board after circuit board being placed on the buckle correct position so that left and right half one of buckle produces the elastic deformation to the centre, the hole 705 on the circuit board 701 can be passed in buckle 703 tops, circuit board can be supported by ledge structure 704, and the buckle top can be with circuit board 701 card press fit on the ledge structure of fixed frame 702.
In the present embodiment, realize the fixed position of fixedlying connected between circuit board and the fixed frame by being arranged on the buckle on the fixed frame and being arranged on hole on the circuit board, can be according to the layout of circuit on the circuit board, combined factors such as fixed effect are considered, the rational position of concrete arrangement fixed position, such as 4 fixed positions can be set, respectively about up and down four orientation circuit board is fixedlyed connected with fixed frame, perhaps respectively in fixed frame, fixed position is set on the outer rim, the form that employing is interspersed is fixedlyed connected circuit board with fixed frame, or the like, the utility model embodiment does not limit this.
In the present embodiment, ledge structure 704 can be arranged on the bezel locations of fixed frame, also can be arranged on certain middle position of fixed frame, can design voluntarily according to the situation of practical application, the utility model embodiment contrast does not limit, as long as can circuit-board card be pressed on the fixed frame with being clasped.Fig. 8 illustrates a kind of ledge structure and is arranged at middle certain the locational situation of fixed frame in the present embodiment.
Usually, circuit board (being PCB) be shaped as rectangle, in the practical application, can be that circuit board by the polylith rectangle constitutes, such as connecting and composing continuously, perhaps according to interrupted being fixed on a few sections of fixed frame of the design needs of circuit, the circuit board making of polylith rectangle can also be become an integral body certainly, the utility model embodiment does not limit this.In the present embodiment, the width of the width of described circuit board and the fixed frame that is attached thereto equates, to realize the usable floor area of expander board to greatest extent, for the function expansion provides bigger space.
Present embodiment Fig. 7 is to shown in Figure 8, and the bottom shape of left and right half one of buckle 703 is that xsect is the cylinder of rectangle, and is corresponding, is arranged on the rectangle that is shaped as in hole on the circuit board.The utility model embodiment does not limit the shape in hole on buckle and the corresponding with it circuit board, as long as the shape of buckle can be corresponding mutually with the shape in the hole of circuit board, can realize that the card press fit gets final product, those skilled in the art can be equal to displacement to it to the understanding of shape shown in Figure 8 according to Fig. 7, bottom shape such as left and right half one of buckle is that xsect is semicircular cylinder, with it the hole of Dui Ying circuit board be shaped as circle, or the like, do not enumerate one by one herein.
Further, the top shape of buckle can be sphenoid, the inclined-plane of the sphenoid at the top that links to each other with the left side for from right-to-left to bottom angled, the inclined-plane of the sphenoid at the top that links to each other with right-hand part is for from left to right to bottom angled.Because the setting on sphenoid inclined-plane, buckle top, make that left and right half one of buckle can produce the elastic deformation to the centre, can pass the hole on the circuit board very smoothly when pushing, after passing completely through, just can be on the ledge structure of fixed frame with the circuit-board card press fit.
Preferably, ledge structure 704 is used for the height of plan range fixed frame inboard of support circuit plate at least greater than the maximum height that is arranged on the electronic devices and components 706 on the circuit board, in order to avoid when buckle and ledge structure fixing circuit board, fixed frame produces extruding to the electronic devices and components on the circuit board, damages electronic devices and components (such as infrared transmitting tube, infrared receiving tube, process chip etc.).
In the present embodiment, during the dismounting circuit board, buckle gently to the centre, the circuit board taking-up is got final product as long as will be arranged on the left side and the right-hand part of the buckle on the fixed frame, very convenient.
Further, in the present embodiment, fixed frame also is provided with reference column, accordingly, corresponding position at circuit board also is provided with pilot hole, and together the time, reference column can pass pilot hole with circuit board and fixed frame card press fit for buckle and ledge structure, circuit board is positioned, prevent that circuit board from sliding in fixed frame.
Need to prove, among the utility model embodiment, in actual applications can be according to the different shape of product, fixed frame can be different entity, such as, for independent infrared touch panel, fixed frame can be a housing; For the infrared touch panel in being integrated in display, fixed frame can be housing, face shield or bonnet or the like; For the infrared touch panel in being integrated in equipment such as ATM (automatic teller machine), Automatic Analyzer, fixed frame can be the fabricated section of housing, face shield, bonnet, special use or special-purpose interfacing equipment or the like, and the utility model embodiment contrast does not limit.
As seen, circuit board fixation kit in the touch panel device that the utility model embodiment provides, comprise and be arranged on the fixed frame that touches around the surveyed area, be arranged on ledge structure and buckle in the fixed frame, by buckle and ledge structure circuit board and fixed frame card press fit are in the same place, the realization circuit board is fixedlyed connected with fixed frame, thereby make that the dismounting of infrared touch screen equipment interior circuit board and assembling are all very simple, greatly reduce the fussy degree in product detection and the product maintenance process; In addition, the fixed form that provides owing to the utility model embodiment can be easy to circuit board is assembled, thereby also makes the production process of infrared touch screen equipment simplify more, has effectively improved production efficiency.
Embodiment four
Referring to Fig. 9 to Figure 11, circuit board fixation kit in a kind of infrared touch screen equipment that the utility model embodiment provides comprises circuit board 901, is arranged on the fixed frame 902 that touches around the surveyed area, is arranged on ledge structure 904 and buckle in the described fixed frame 902.Wherein, buckle 903 has the two-way buckle of base for independent setting.
Referring to Figure 10, buckle 903 comprises base 9031, bottom 9032, middle part 9033 and the top 9034 that connects successively, wherein, the left side 90331 and the right-hand part 90332 that are separated in the middle of middle part 9033 comprises, accordingly, the left top 90341 and the right top 90342 that are separated in the middle of top 9034 also comprises, top 9034 are wider than middle part 9033 respectively to the left and right sides and are provided with.
Referring to buckle structure shown in Figure 12, further, buckle also is provided with the second step 908 of support circuit plate, the supporting surface of described second step and described ledge structure to the supporting surface of circuit board in a plane.Like this, can be more firm circuit board be played a supporting role makes circuit board more reliable with being connected of fixed frame.
Need to prove, second step 908 can be arranged on a projection on the buckle in the present embodiment, can link to each other with base (shown in Figure 12), it also can only be the part of buckle middle part and bottom, the utility model embodiment does not limit this, as long as this projection (this second step) in order to the supporting surface of support circuit plate and ledge structure 904 in order to the supporting surface of support circuit plate on a plane, can 904 pairs of circuit boards of secondary station stage structure support getting final product.
Porose 905 (being arranged on the circuit board 901) and hole 906 (being arranged on the fixed frame 902) are offered in circuit board 901 and fixed frame 902 corresponding positions, push the base 9031 of buckle 903, make a left side, right-hand part produces the elastic deformation to the centre, the top 9034 of buckle 903 is passed hole 906 on the fixed frame 902 and the hole 905 on the circuit board 901 successively, and the ledge structure 904 that circuit board 901 is set on the fixed frame supports, circuit board 901 and fixed frame 902 cards are pressed between the base 9031 and top 9034 of buckle, thereby realize fixedlying connected of circuit board 901 and fixed frame 902.
Referring to Figure 12, further, the hole 906 that is arranged in the present embodiment on the fixed frame can also comprise first step 909, and is preferred to block base 9031, and base and fixed frame are remained in the plane (shown in Figure 12), more both artistic and practical.
In the present embodiment, by buckle and be separately positioned on fixed frame and circuit board on the hole realize the fixed position of fixedlying connected between circuit board and the fixed frame, can be according to the layout of circuit on the circuit board, combined factors such as fixed effect are considered, the rational position of concrete arrangement fixed position, such as four fixed positions can be set, respectively about up and down four orientation circuit board is fixedlyed connected with fixed frame, perhaps respectively in fixed frame, fixed position is set on the outer rim, the form that employing is interspersed is fixedlyed connected circuit board with fixed frame, or the like, the utility model embodiment does not limit this.
In the present embodiment, ledge structure 904 can be arranged on the bezel locations of fixed frame, also can be arranged on certain middle position of fixed frame, can design voluntarily according to the situation of practical application, the utility model embodiment contrast does not limit, as long as can circuit-board card be pressed on the fixed frame with being clasped.Figure 11 and Figure 12 illustrate a kind of ledge structure and are arranged at middle certain the locational situation of fixed frame in the present embodiment.
Usually, circuit board (being PCB) be shaped as rectangle, in the practical application, can be that circuit board by the polylith rectangle constitutes, such as connecting and composing continuously, perhaps according to interrupted being fixed on a few sections of fixed frame of the design needs of circuit, the circuit board making of polylith rectangle can also be become an integral body certainly, the utility model embodiment does not limit this.In the present embodiment, the width of the width of described circuit board and the fixed frame that is attached thereto equates, with the usable floor area of expander board to greatest extent, for the function expansion provides bigger space.
Shown in Fig. 9 in the present embodiment-1, the xsect that is shaped as of left and right half one in the middle part of buckle 903 is semicircular cylinder, the bottom be shaped as right cylinder, corresponding, the hole that circuit board and fixed frame are offered be shaped as circle.The utility model embodiment is to the shape and the corresponding with it fixed frame of buckle, the shape in the hole on the circuit board does not limit, as long as the shape and the fixed frame of buckle, the shape in hole can be corresponding mutually on the circuit board, can realize that the top of buckle and base are to fixed frame, the card press fit of circuit board gets final product, those skilled in the art can be equal to displacement to it according to the understanding of shape shown in Fig. 9-1, such as a left side, buckle middle part, right-hand part and bottom shape are that xsect is the cylinder of rectangle, the hole offered of Dui Ying circuit board and fixed frame is shaped as rectangle with it, or the like, do not enumerate one by one herein.
Further, the top shape of buckle is a sphenoid, the inclined-plane of the sphenoid at the top that links to each other with the left side for from right-to-left to bottom angled, the inclined-plane of the sphenoid at the top that links to each other with right-hand part is for from left to right to bottom angled.Because the setting on sphenoid inclined-plane, buckle top, make that left and right half one of buckle can produce the elastic deformation to the centre, can pass the hole on fixed frame, the circuit board very smoothly when pushing, after passing completely through, just can be together with fixed frame circuit-board card press fit.
Preferably, ledge structure 904 is used for the height of plan range fixed frame inboard of support circuit plate at least greater than the maximum height that is arranged on the electronic devices and components 907 on the circuit board, in order to avoid when buckle and ledge structure fixing circuit board, fixed frame produces extruding to the electronic devices and components on the circuit board, damages electronic devices and components (such as infrared transmitting tube, infrared receiving tube, process chip etc.).
In the present embodiment, during the dismounting circuit board,, the circuit board taking-up is got final product as long as the left side and the right-hand part of buckle are buckled to the centre gently, very convenient.
Further, in the present embodiment, fixed frame also is provided with reference column, accordingly, corresponding position at circuit board also is provided with pilot hole, and together the time, reference column can pass pilot hole with circuit board and fixed frame card press fit for buckle and ledge structure, circuit board is positioned, prevent that circuit board from sliding in fixed frame.
Need to prove, among the utility model embodiment, in actual applications can be according to the different shape of product, fixed frame can be different entity, such as, for independent infrared touch panel, fixed frame can be a housing; For the infrared touch panel in being integrated in display, fixed frame can be housing, face shield or bonnet or the like; For the infrared touch panel in being integrated in equipment such as ATM (automatic teller machine), Automatic Analyzer, fixed frame can be the fabricated section of housing, face shield, bonnet, special use or special-purpose interfacing equipment or the like, and the utility model embodiment contrast does not limit.
As seen, circuit board fixation kit in the touch panel device that the utility model embodiment provides, comprise and be arranged on the fixed frame that touches around the surveyed area, be arranged on ledge structure and buckle in the fixed frame, by buckle and ledge structure circuit board and fixed frame card press fit are in the same place, the realization circuit board is fixedlyed connected with fixed frame, thereby make that the dismounting of infrared touch screen equipment interior circuit board and assembling are all very simple, greatly reduce the fussy degree in product detection and the product maintenance process; In addition, the fixed form that provides owing to the utility model embodiment can be easy to circuit board is assembled, thereby also makes the production process of infrared touch screen equipment simplify more, has effectively improved production efficiency.
Embodiment five
Referring to Figure 13, the utility model embodiment provides a kind of touch-screen 1301, comprises any described circuit board fixation kit in the foregoing description one to embodiment four.Wherein, the zone line that touch-screen 1301 surrounds is for touching surveyed area 1302, and circuit board is provided with electronic devices and components, such as infrared transmitting tube, infrared receiving tube and process chip or the like.
Wherein, the circuit board fixation kit in the present embodiment in the touch-screen, its structure specifically can repeat no more referring to described in the embodiment one to embodiment four herein.
Embodiment six
Referring to Figure 14 and Figure 15, the utility model embodiment provides a kind of interactive display, comprises any described circuit board fixation kit in the foregoing description one to embodiment four.Wherein, the zone line that housing and touch-screen 1401 surround is for touching surveyed area 1402, and circuit board is provided with electronic devices and components, such as infrared transmitting tube, infrared receiving tube and process chip or the like.
Wherein, the circuit board fixation kit in the present embodiment in the interactive display, its structure specifically can repeat no more referring to described in the embodiment one to embodiment four herein.
Be that example describes with the computer monitor among present embodiment Figure 14 and Figure 15; in actual applications; interactive display is not limited to computer monitor, for the display device that possesses interactive function, all belongs in the protection domain of the described interactive display of present embodiment such as Automatic Teller Machine etc.
Embodiment seven
Referring to Figure 16, the utility model embodiment provides a kind of touch system, comprises any described circuit board fixation kit in the foregoing description one to embodiment four.
Be that example describes with the electronic whiteboard among present embodiment Figure 16, touch system also comprises equipment such as projector not shown in Figure 16 certainly.In actual applications, touch system is not limited to systems such as electronic whiteboard and projector, all belongs to for the application system that possesses touch function in the protection domain of the described touch system of present embodiment.
Wherein, the zone line that housing and touch-screen 1601 surround is for touching surveyed area 1602, and circuit board is provided with electronic devices and components, such as infrared transmitting tube, infrared receiving tube and process chip or the like.
Circuit board fixation kit in the present embodiment in the touch system, its structure specifically can repeat no more referring to described in the embodiment one to embodiment four herein.
Need to prove, the buckle that links to each other with fixed frame described in the utility model embodiment, it can be being connected of describing among the embodiment one to embodiment three with the fixed frame one, it also can be separating of describing among the embodiment four with fixed frame, press or mode such as stickup links together by the step card, the utility model embodiment contrast does not limit.
As seen, the touch system that provides among interactive display that provides among the touch-screen that provides among the utility model embodiment five, the embodiment six and the embodiment seven, feasible circuit board is wherein dismantled and is assembled become very simple, greatly reduces the fussy degree in product detection and the product maintenance process; In addition, because the fixed form between circuit board and the fixed frame can be assembled circuit board easily, thereby also be made the production process of infrared touch screen equipment simplify more, effectively improved production efficiency.
Need to prove, in this article, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thereby make and comprise that process, method, article or the equipment of a series of key elements not only comprise those key elements, but also comprise other key elements of clearly not listing, or also be included as this process, method, article or equipment intrinsic key element.Do not having under the situation of more restrictions, the key element that limits by statement " comprising ... ", and be not precluded within process, method, article or the equipment that comprises described key element and also have other identical element.
The above is preferred embodiment of the present utility model only, is not to be used to limit protection domain of the present utility model.All any modifications of within spirit of the present utility model and principle, being done, be equal to replacement, improvement etc., all be included in the protection domain of the present utility model.
Claims (14)
1. the circuit board fixation kit in the infrared touch screen equipment is characterized in that, comprises circuit board, is arranged on the fixed frame that touches around the surveyed area, is arranged on ledge structure in the described fixed frame and the buckle that links to each other with described fixed frame;
By described buckle and ledge structure circuit board and fixed frame card press fit are in the same place.
2. circuit board fixation kit according to claim 1 is characterized in that, described buckle is unidirectional buckle, and described buckle is arranged at the both sides of fixed frame.
3. circuit board fixation kit according to claim 2 is characterized in that, the described buckle that is arranged at the fixed frame both sides is interspersed.
4. circuit board fixation kit according to claim 2 is characterized in that the both sides of described circuit board are provided with breach, and the position of described breach is corresponding with the snapped-in position that is arranged at the fixed frame both sides respectively, and the shape of breach and buckle inboard match.
5. circuit board fixation kit according to claim 1 is characterized in that described buckle is two-way buckle, is arranged on the described fixed frame, is provided with porose with the buckle corresponding position on the described circuit board;
Described buckle passes the described ledge structure of corresponding Kong Bingyu and cooperates, with the circuit-board card press fit on fixed frame.
6. circuit board fixation kit according to claim 1 is characterized in that, described buckle is the two-way buckle that is provided with base, and the corresponding position of described circuit board and fixed frame is provided with porose;
Described buckle passes corresponding hole on circuit board and the fixed frame, by described base and described ledge structure circuit-board card is pressed on the fixed frame.
7. circuit board fixation kit according to claim 6 is characterized in that, the hole that is arranged on the described fixed frame also comprises first step, to block described base.
8. circuit board fixation kit according to claim 6 is characterized in that described buckle also is provided with the second step of support circuit plate, the supporting surface of described second step and described ledge structure to the supporting surface of circuit board in a plane.
9. according to each described circuit board fixation kit of claim 1-8, it is characterized in that described ledge structure is arranged at the edge and/or the centre of fixed frame.
10. according to each described circuit board fixation kit of claim 1-8, it is characterized in that described fixed frame also is provided with reference column, corresponding, also be provided with pilot hole in the corresponding position of circuit board, described reference column passes pilot hole with the location.
11., it is characterized in that described ledge structure is used for the height of plan range fixed frame inboard of support circuit plate at least greater than the maximum height that is arranged on the electronic devices and components on the circuit board according to each described circuit board fixation kit of claim 1-8.
12. a touch-screen is characterized in that, comprises each described circuit board fixation kit of claim 1-11.
13. an interactive display is characterized in that, comprises each described circuit board fixation kit of claim 1-11.
14. a touch system is characterized in that, comprises each described circuit board fixation kit of claim 1-11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020202206XU CN201725309U (en) | 2010-05-24 | 2010-05-24 | Circuit board fixed component, touch screen, interactive display and touch system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020202206XU CN201725309U (en) | 2010-05-24 | 2010-05-24 | Circuit board fixed component, touch screen, interactive display and touch system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201725309U true CN201725309U (en) | 2011-01-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020202206XU Expired - Fee Related CN201725309U (en) | 2010-05-24 | 2010-05-24 | Circuit board fixed component, touch screen, interactive display and touch system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201725309U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102866741A (en) * | 2012-09-28 | 2013-01-09 | 北京汇冠新技术股份有限公司 | Touch screen and frame assembly thereof |
| CN109782963A (en) * | 2019-01-10 | 2019-05-21 | 河北华发教育科技股份有限公司 | The preposition enclosed structure of infrared touch frame LCD touch all-in-one machine |
| CN111258463A (en) * | 2020-01-10 | 2020-06-09 | 广西中沛光电科技有限公司 | Put out integrative black capacitive touch screen of screen |
-
2010
- 2010-05-24 CN CN201020202206XU patent/CN201725309U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102866741A (en) * | 2012-09-28 | 2013-01-09 | 北京汇冠新技术股份有限公司 | Touch screen and frame assembly thereof |
| CN102866741B (en) * | 2012-09-28 | 2017-07-28 | 北京汇冠新技术股份有限公司 | Touch-screen frame assembly and touch-screen |
| CN109782963A (en) * | 2019-01-10 | 2019-05-21 | 河北华发教育科技股份有限公司 | The preposition enclosed structure of infrared touch frame LCD touch all-in-one machine |
| CN109782963B (en) * | 2019-01-10 | 2022-05-24 | 河北华发教育科技股份有限公司 | Preposed maintenance structure of infrared touch frame and liquid crystal touch integrated machine |
| CN111258463A (en) * | 2020-01-10 | 2020-06-09 | 广西中沛光电科技有限公司 | Put out integrative black capacitive touch screen of screen |
| CN111258463B (en) * | 2020-01-10 | 2024-03-19 | 广西中沛光电科技有限公司 | Integrative black capacitive touch-sensitive screen of putting out screen |
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Assignee: Guangzhou Hua Xin Electronic Science and Technology Co., Ltd. Assignor: Beijing UNITOP New Technology Co., Ltd. Contract record no.: 2014990000925 Denomination of utility model: Circuit board fixed component, touch screen, interactive display and touch system Granted publication date: 20110126 License type: Common License Record date: 20141212 |
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