WO2019024446A1 - 一种锁扣 - Google Patents

一种锁扣 Download PDF

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Publication number
WO2019024446A1
WO2019024446A1 PCT/CN2018/072446 CN2018072446W WO2019024446A1 WO 2019024446 A1 WO2019024446 A1 WO 2019024446A1 CN 2018072446 W CN2018072446 W CN 2018072446W WO 2019024446 A1 WO2019024446 A1 WO 2019024446A1
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WO
WIPO (PCT)
Prior art keywords
buckle
base
pin rack
positioning
hole
Prior art date
Application number
PCT/CN2018/072446
Other languages
English (en)
French (fr)
Inventor
贺金锋
Original Assignee
深圳市洲明科技股份有限公司
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Filing date
Publication date
Application filed by 深圳市洲明科技股份有限公司 filed Critical 深圳市洲明科技股份有限公司
Publication of WO2019024446A1 publication Critical patent/WO2019024446A1/zh

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Classifications

    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
    • F16B5/0004—Joining sheets, plates or panels in abutting relationship
    • F16B5/0008—Joining sheets, plates or panels in abutting relationship by moving the sheets, plates or panels substantially in their own plane, perpendicular to the abutting edge
    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
    • F16B5/10—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of bayonet connections
    • 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

Definitions

  • the present invention relates to the field of machinery, and in particular, to a buckle.
  • the Chinese invention patent application number is: "201110102759.7”
  • the patent application file entitled “Lock connection device, LED box and LED display” discloses that a disassembly and assembly is convenient and quick, and the connection quality is relatively high.
  • a locking connection device between the heavy boxes comprising a hook fixed on the first base and a fixing pin, a protrusion fixed on the second base and a fixing hole, and the locking effect is achieved by the hook and the protrusion Positioning is achieved by inserting a fixing pin and a fixing hole
  • the locking connecting device further comprises a taper adjusting screw, which can be locked by the adjusting screw in the case of a machining error of the mold. Tight and fixed two objects.
  • the defects of the prior art are: adjusting the distance deviation by the hook and the adjusting screw, the adjustment range is limited, generally within 1 mm, only suitable for the adjustment of the mold processing error, and the arc stitching, the inner and outer arc between the boxes
  • the change of the distance is usually several millimeters or more, so this adjustment mode is not applicable to the case of the arc splicing; in addition, the positioning structure of the prior art is too large, the positioning pin is easily caught by the turning moment, and the operation is not flexible enough.
  • the technical problem to be solved by the present invention is to provide a lock with a large range of distance adjustment and suitable for different arcs and plane bodies inside and outside.
  • a lock buckle comprising: a lock module and a drive module, the lock module comprising a buckle mounted on the first body and the buckle mounted on the second body An adapted oblique pin rack, the buckle is provided with a first insertion hole, and the first insertion hole has a hole width sufficient to accommodate the oblique pin rack [0007]
  • the driving module is configured to drive the skew pin rack to move laterally such that the skew pin rack is engaged or disengaged from the first jack of the buckle in the snap-in position.
  • the oblique pin rack is inserted into the insertion hole of the buckle under the driving of the driving module to achieve the function of locking the first body and the second body, due to the oblique pin rack and the buckle jack
  • the engaging surface is a sloped surface.
  • the snapping occurs at a wide width of the skew pin rack, so that when the distance deviation between the first body and the second body is within a large range, the latch structure can be well fixed
  • the main body, the lock structure can realize inner and outer arc stitching and plane stitching without finishing.
  • FIG. 1 is a schematic view showing a buckled state of a buckle according to an embodiment of the present invention
  • FIG. 2 is a cross-sectional view showing a buckled state of a buckle according to an embodiment of the present invention
  • FIG. 3 is a schematic view showing a snoring state of a buckle according to an embodiment of the present invention.
  • FIG. 4 is a cross-sectional view of a positioning mechanism of a buckle according to an embodiment of the present invention.
  • FIG. 5 is a schematic structural view of a buckle of a buckle according to an embodiment of the present invention.
  • FIG. 6 is a schematic structural view of a skew pin rack of a buckle according to an embodiment of the present invention.
  • FIG. 7 is a schematic structural view of a rotating hand wheel of a buckle according to an embodiment of the present invention.
  • FIG. 8 is a schematic structural view of a sector block of a buckle according to an embodiment of the present invention.
  • FIG. 9 is a schematic view showing a state in which a latch connects the spliced objects into a whole according to an embodiment of the present invention.
  • first main body and a second main body as splice plates, respectively.
  • the buckle can also be used for bodies other than splice plates, such as cabinets, cabinets, doors, and the like.
  • the present invention provides a latch for a splicing board, which is characterized in that it comprises a locking module and a driving module, and the locking module comprises a first splicing plate.
  • the locking module comprises a first splicing plate.
  • a pull tab 3 and an oblique pin rack 4 mounted on the second splice plate and adapted to the buckle 3, the pull tab is provided with a first insertion hole 31, and the first insertion hole 31 has sufficient a hole width accommodating the skew pin rack 4;
  • the driving module is configured to drive the oblique pin rack 4 to move laterally, so that the oblique pin rack 4 is engaged with the first insertion hole 31 of the buckle 3 in the buckled position. Or separate.
  • the oblique pin rack is inserted into the insertion hole of the buckle under the driving of the driving module to achieve the function of locking the first splice plate and the second splice plate, due to the oblique pin
  • the surface of the rack and the buckle jack is inclined, and when the distance between the first splice board and the second splice board is large, the engagement occurs in a narrow width of the skew pin rack, when the first stitching
  • the distance between the plate and the second splice plate is smaller, and the snapping occurs at a portion where the width of the skew pin is wider, so that the distance between the first splice plate and the second splice plate is within a larger range.
  • the lock structure can fix two splice plates well.
  • the skew pin rack 4 has a toothed bottom edge 41 and a beveled edge 42 inclined with respect to the bottom edge 41, and the oblique side 42 forms less than 6 degrees with respect to the bottom edge 41. The angle of inclination.
  • the oblique angle of the oblique side of the skew pin rack is smaller than the self-locking angle of the steel material.
  • the hole wall 311 of the first insertion hole 31 and the oblique side 42 of the oblique pin rack 4 have the same inclination direction and inclination angle.
  • the insertion hole has an inclined hole wall which is the same as the inclination direction and the inclination angle of the oblique side of the oblique pin rack, so that the inclined hole wall of the insertion hole and the oblique side of the oblique pin rack can be completely Contact, and tilt angle The degree is smaller than the self-locking angle of the steel, so that no matter how much external force is applied to the skew pin rack, no slip occurs between the jack and the skew pin rack, so that the lock structure can be used to lock the weight. Heavier two spliced objects.
  • the pull tab 3 is mounted on the first base 1 on the first splice plate, and the skew pin rack
  • the first base 1 and the second base 2 respectively have a first recess 11 and a second recess 21 for receiving the buckle.
  • the buckle is inserted into the grooves on the first base and the second base to lock the movement of the two splicing objects in a direction perpendicular to the splicing direction.
  • the driving module includes a rotating hand wheel 5, and the rotating hand wheel is provided with a hand wheel gear on the shaft
  • the hand wheel 5 is mounted on the second base 2 and the hand wheel gear 51 is meshed with the skew pin rack 4.
  • the bottom end of the buckle 3 is provided with a buckle rotating shaft 32, and the buckle rotating shaft 32 is mounted on the first base 1 by a buckle fastening screw 6, so that the pulling The buckle 3 is rotated about the first base 1.
  • the pull tabs 32 are arranged parallel to the splice plate surface, i.e., the tabs 3 are rotated about the first base 1 perpendicular to the splice plate surface to snap into the second base.
  • a first bead positioning groove 33 is disposed on the pull rotating shaft 32, and the first base 1 is provided with a first positioning matching the first bead positioning groove 33 . Glass beads 13.
  • the top end of the pull tab 3 is provided with a pull tab protrusion 34
  • the second base 2 is provided with a third recess 22 adapted to the pull tab protrusion 34.
  • the buckle structure can withstand the self-weight of the spliced object to prevent the splicing object from slipping off.
  • the oblique pin rack 4 is provided with a second bead positioning groove 43, and the second base 2 is provided There is a second positioning bead 25 that matches the second bead positioning groove 43.
  • the skew pin rack 4 is mounted in the oblique pin slot 23 adapted thereto by the skew pin rack pressing plate 7.
  • the skew pin groove 23 is fixed to the second base 2.
  • the oblique pin groove 23 has a larger size than the oblique pin rack 4 to ensure that the oblique pin rack 4 can reciprocate in a wide range along the oblique pin groove 23. .
  • the skew pin rack and the buckle can be engaged at different positions.
  • the buckle further includes a sector block 8 interposed between the first base 1 and the second base 2
  • the sector block 8 has an arc angle in a direction perpendicular to the joint faces of the first splice bar and the second splice bar.
  • the arc angle is between 0-40 degrees.
  • the latch further includes a positioning mechanism, the positioning mechanism includes a matching positioning pin rack 9 and a positioning hole 24;
  • the positioning pin rack 9 is mounted in the pin hole 12 of the first base 1 and is meshed with the buckle 3 by a pull gear 35.
  • the pull gear 35 is located at the pull Snap on the rotating shaft 32;
  • the positioning hole 24 is fixed on the second base 2, and the positioning pin rack 9 is movable by the pulling gear 35 to be inserted into the positioning hole 24.
  • the positioning pin rack is inserted into the positioning hole on the second base by the pull-up gear to realize the positioning function.
  • the positioning pin structure of the rack drive makes the positioning mechanism small, the action is stable and reliable, the jamming phenomenon does not occur, and the operation is flexible.
  • the positioning mechanism further includes a segment 8 for being interposed between the first base 1 and the second base 2, the sector 8 being perpendicular to the first splice plate and
  • the joining surface of the second splice plate has an arc angle of between 0 and 40 degrees, and the positioning pin rack 9 is inserted into the segment 8 before being inserted into the positioning hole 24.
  • the sector block 8 has a fan-shaped block center hole 81 through which the positioning pin rack 9 passes, and There is a sector block projection 82 that is inserted into the positioning hole 24.
  • Embodiment 1 of the present invention is:
  • a lock for a splicing plate comprising: a lock module and a drive module, the lock module comprising a buckle 3 mounted on the first splicing plate and mounted on the second splicing plate An oblique pin rack 4 adapted to the buckle 3, the buckle is provided with a first insertion hole 31, and the first insertion hole 31 has a hole width sufficient to accommodate the oblique pin rack 4. ;
  • the driving module is configured to drive the oblique pin rack 4 to move laterally, so that the oblique pin rack 4 is engaged with the first insertion hole 31 of the buckle 3 in the buckled position. Or separate.
  • the pull tab 3 is mounted on the first base 1 on the first splice plate, and the skew pin rack 4 is mounted on the second base 2 on the second splice plate;
  • the first base 1 and the second base 2 respectively have a first recess 11 and a second recess 21 for receiving the buckle.
  • the bottom end of the buckle 3 is provided with a buckle rotating shaft 32, and the buckle rotating shaft 32 is mounted on the first base 1 by a buckle fastening screw 6, so that the buckle 3 is wound The first base 1 rotates.
  • the skew pin rack 4 is mounted in the oblique pin groove 23 adapted thereto by the skew pin rack pressing plate 7, and the skew pin groove 23 is fixed to the second base 2.
  • the skew pin groove 23 has a larger size than the skew pin rack 4 to ensure that the skew pin rack 4 can reciprocate along a wide range along the oblique pin groove 23.
  • Embodiment 2 of the present invention is:
  • the second embodiment differs from the first embodiment in that the oblique pin rack 4 has a toothed bottom edge 41 and a beveled edge 42 inclined with respect to the bottom edge 41, and the oblique side 42 is opposite to the The bottom edge 41 forms an angle of inclination of less than 6 degrees.
  • the hole wall 311 of the first insertion hole 31 has the same inclination direction and inclination angle as the oblique side 42 on the skew pin rack 4.
  • Embodiment 3 of the present invention is:
  • the driving module includes a rotating hand wheel 5, and the hand wheel gear 51 is disposed on the shaft of the rotating hand wheel 5, and the hand wheel 5 is mounted on the first Two bases 2 and the hand teeth The wheel 51 is meshed with the skew pin rack 4.
  • Embodiment 4 of the present invention is:
  • the difference between the fourth embodiment and the third embodiment is that the first bead positioning groove 33 is disposed on the buckle rotating shaft 32.
  • first pedestal 1 is provided with a first positioning bead 13 matched with the first bead positioning groove 33.
  • Embodiment 5 of the present invention is:
  • the difference between the embodiment 5 and the fourth embodiment is that the top end of the buckle 3 is provided with a buckle protrusion 34, and the second base 2 is provided with the buckle protrusion 34.
  • the third groove 22 is.
  • Embodiment 6 of the present invention is:
  • the oblique pin rack 4 is provided with a second bead positioning groove 43, and the second base 2 is provided with the second bead
  • the positioning groove 43 matches the second positioning bead 25 of the positioning.
  • Embodiment 7 of the present invention is:
  • Embodiment 7 differs from Embodiment 6 in that the latch further includes a sector 8 for being interposed between the first base 1 and the second base 2, the sector 8 being vertical And having a curvature angle in a direction of the joint surface of the first splice plate and the second splice plate; the arc angle is between 0-40 degrees.
  • Embodiment 8 of the present invention is:
  • the eighth embodiment differs from the sixth embodiment in that the latch further includes a positioning mechanism, and the positioning mechanism includes a matching positioning pin rack 9 and a positioning hole 24; the positioning pin rack 9 is mounted.
  • the pull gear 35 In the pin hole 12 of the first base 1 and engaged with the buckle 3 via a pull gear 35, the pull gear 35 is located on the buckle rotating shaft 32; the positioning hole 24 Fixed on the second base 2, the positioning pin rack 9 is movable by the pull gear 35 to be inserted into the positioning hole 24.
  • Embodiment 9 of the present invention is:
  • Embodiment 9 differs from Embodiment 8 in that the positioning mechanism further includes a sector 8 for being interposed between the first base 1 and the second base 2, the sector 8 being vertical And having a curvature angle between 0-40 degrees in a direction of the joint surface of the first splice board and the second splice board, the positioning pin rack 9 is inserted into the positioning hole 24 before being inserted into the positioning hole 24 In the sector 8 .
  • the segment 8 has a segment central hole 81 through which the positioning pin rack 9 passes, and has a segment protrusion 82 inserted into the positioning hole 24.
  • the present invention provides a lock for a splicing plate, which is inserted into an inclined hole of a buckle by a rotating pin wheel to achieve locking of the first pedestal and the first
  • the role of the two pedestals, due to the skew pin rack The surface that engages with the inclined hole of the buckle is a sloped surface, so that when the distance deviation between the first splice plate and the second splice plate is within a large range, the lock structure can well fix the two splice plates.
  • the locking structure can realize different arc inner and outer arc splicing and plane splicing without finishing processing; in addition, the locking structure also adopts a rack driving locating pin structure, so that the positioning mechanism is small, and the action is stable and reliable. There is no seizure and the operation is flexible.
  • the latch structure can be used to lock two spliced objects of heavier weight.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Buckles (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
  • Clamps And Clips (AREA)

Abstract

一种锁扣，包括锁扣模块和驱动模块，所述锁扣模块包括安装在第一主体上的拉扣(3)和安装在第二主体上的与所述拉扣(3)相适配的斜销齿条(4)，所述拉扣(3)上设有第一插孔(31)，所述第一插孔(31)具有足以容纳所述斜销齿条(4)的孔宽度；所述驱动模块用于驱动所述斜销齿条(4)横向移动，以使得所述斜销齿条(4)与处于扣入位置的所述拉扣(3)的所述第一插孔(31)卡合或分离；该锁扣结构可以在不需精加工时便可实现不同弧度内外弧拼接和平面拼接，该锁扣可以用于将第一主体和第二主体拼接在一起。

Description

一种锁扣
技术领域
[0001] 本发明涉及机械领域， 尤其涉及一种锁扣。
背景技术
[0002] 中国发明专利申请号为： "201110102759.7"， 名称为 "锁扣连接装置、 LED箱 体及 LED显示屏 "的专利申请文件中公幵了一种拆装方便快捷、 并且可以连接质 量相对较重箱体之间的锁扣连接装置， 其包括固定在第一基座上的挂钩和固定 销钉、 固定在第二基座上的凸块和固定孔， 通过挂钩和凸块配合实现锁紧作用 ， 通过固定销钉和固定孔插接实现定位作用， 该锁扣连接装置还包括一个锥度 调节螺钉， 通过调节螺钉可以使该锁扣连接装置在模具具有加工误差的情况下 ， 也能很好的锁紧和固定两物体。
[0003] 现有技术的缺陷在于： 通过挂钩和调节螺钉来调节距离偏差， 调整范围有限， 一般在 lmm以内， 只适用于对模具加工误差的调整， 而弧度拼接吋， 内外弧度 箱体之间的距离变化通常在几毫米以上， 因而这种调节方式对弧度拼接的情况 并不适用； 此外， 现有技术的定位结构偏大， 定位销容易受翻转力矩而出现卡 死现象， 操作不够灵活。 技术问题
[0004] 本发明所要解决的技术问题是： 提供一种距离调整范围大且适用于内外不同弧 度和平面主体的锁扣。
问题的解决方案
技术解决方案
[0005] 为了解决上述技术问题， 本发明采用的技术方案为：
[0006] 提供一种锁扣， 其特征在于， 包括锁扣模块和驱动模块， 所述锁扣模块包括安 装在第一主体上的拉扣和安装在第二主体上的与所述拉扣相适配的斜销齿条， 所述拉扣上设有第一插孔， 所述第一插孔具有足以容纳所述斜销齿条的孔宽度 [0007] 所述驱动模块用于驱动所述斜销齿条横向移动， 以使得所述斜销齿条与处于扣 入位置的所述拉扣的所述第一插孔卡合或分离。
发明的有益效果
有益效果
[0008] 本发明的有益效果在于： 斜销齿条在驱动模块的带动下插入拉扣的插孔中达到 锁紧第一主体和第二主体的作用， 由于斜销齿条与拉扣插孔卡合的面为斜面， 当第一主体和第二主体之间距离偏差较大吋， 卡合发生在斜销齿条宽度较窄的 部位， 当第一主体和第二主体之间距离偏差较小吋， 卡合发生在斜销齿条宽度 较宽的部位， 因而当第一主体和第二主体之间距离偏差在一个较大的范围内吋 ， 该锁扣结构都可以很好地固定两个主体， 该锁扣结构可以在不需精加工吋便 可实现内外弧拼接和平面拼接。
对附图的简要说明
附图说明
[0009] 图 1为本发明实施例的一种锁扣的扣合状态示意图；
[0010] 图 2为本发明实施例的一种锁扣的扣合状态剖视图；
[0011] 图 3为本发明实施例的一种锁扣的打幵状态示意图；
[0012] 图 4为本发明实施例的一种锁扣的定位机构的剖视图；
[0013] 图 5为本发明实施例的一种锁扣的拉扣的结构示意图；
[0014] 图 6为本发明实施例的一种锁扣的斜销齿条的结构示意图；
[0015] 图 7为本发明实施例的一种锁扣的旋转手轮的结构示意图；
[0016] 图 8为本发明实施例的一种锁扣的扇形块的结构示意图；
[0017] 图 9为本发明实施例的一种锁扣将拼接物体连接成整体后的状态示意图。
[0018] 标号说明：
[0019] 1、 第一基座； 11、 第一凹槽； 12、 销孔； 13、 第一定位玻珠;
[0020] 2、 第二基座； 21、 第二凹槽; 22、 第三凹槽； 23、 斜销槽；
[0021] 24、 定位孔； 25、 第二定位玻珠； 3、 拉扣； 31、 第一插孔；
[0022] 311、 第一插孔倾斜孔壁； 32、 拉扣旋转轴； 33、 第一玻珠定位槽； [0023] 34、 拉扣凸起； 35、 拉扣齿轮； 4、 斜销齿条； 41、 斜销齿条底边；
[0024] 42、 斜销齿条斜边； 43、 第二玻珠定位槽； 5、 旋转手轮； 51、 手轮齿轮；
[0025] 6、 拉扣压紧螺丝； 7、 斜销齿条压板； 8、 扇形块； 81、 扇形块中心孔；
[0026] 82、 扇形块凸起； 9、 定位销齿条。
具体实施方式
[0027] 下面以第一主体和第二主体分别为拼接板为例来描述本发明。 应当认识到， 该 锁扣还可以用于除了拼接板之外的主体， 例如箱体、 柜、 门等。
[0028] 请参照图 1至图 9， 本发明提供一种用于拼接板的锁扣， 其特征在于， 包括锁扣 模块和驱动模块， 所述锁扣模块包括安装在第一拼接板上的拉扣 3和安装在第二 拼接板上的与所述拉扣 3相适配的斜销齿条 4， 所述拉扣上设有第一插孔 31， 所 述第一插孔 31具有足以容纳所述斜销齿条 4的孔宽度；
[0029] 所述驱动模块用于驱动所述斜销齿条 4横向移动， 以使得所述斜销齿条 4与处于 扣入位置的所述拉扣 3的所述第一插孔 31卡合或分离。
[0030] 从上述描述可知， 本发明的有益效果在于： 斜销齿条在驱动模块的带动下插入 拉扣的插孔中达到锁紧第一拼接板和第二拼接板的作用， 由于斜销齿条与拉扣 插孔卡合的面为斜面， 当第一拼接板和第二拼接板之间距离偏差较大吋， 卡合 发生在斜销齿条宽度较窄的部位， 当第一拼接板和第二拼接板之间距离偏差较 小吋， 卡合发生在斜销齿条宽度较宽的部位， 因而当第一拼接板和第二拼接板 之间距离偏差在一个较大的范围内吋， 该锁扣结构都可以很好地固定两个拼接 板。
[0031] 进一步的， 所述斜销齿条 4具有带齿的底边 41以及相对于所述底边 41倾斜的斜 边 42， 所述斜边 42相对于所述底边 41形成小于 6度的倾斜角度。
[0032] 由上述描述可知， 斜销齿条的斜边的倾斜角度小于钢材的自锁角度。
[0033] 进一步的， 所述第一插孔 31的孔壁 311与所述斜销齿条 4上的所述斜边 42具有相 同的倾斜方向和倾斜角度。
[0034] 由上述描述可知， 插孔具有与斜销齿条的斜边的倾斜方向和倾斜角度相同的倾 斜的孔壁， 使得插孔的倾斜的孔壁与斜销齿条的斜边可以完全接触， 且倾斜角 度小于钢材的自锁角度， 使得无论拉扣施加在斜销齿条上的外力多大， 插孔与 斜销齿条之间都不会发生滑动， 因而使该锁扣结构可以用来锁紧重量较重的两 拼接物体。
[0035] 进一步的， 所述拉扣 3安装在第一拼接板上的第一基座 1上， 并且所述斜销齿条
4安装在第二拼接板上的第二基座 2上；
[0036] 所述第一基座 1和所述第二基座 2上分别具有用于容纳所述拉扣的第一凹槽 11和 第二凹槽 21。
[0037] 由上述描述可知， 拉扣卡进第一基座和第二基座上的凹槽中， 可以锁定两拼接 物体沿垂直于拼接方向的移动。
[0038] 进一步的， 所述驱动模块包括旋转手轮 5， 所述旋转手轮 5杆轴上设有手轮齿轮
51 , 所述手轮 5安装在所述第二基座 2上并且所述手轮齿轮 51与所述斜销齿条 4啮 合连接。
[0039] 由上述描述可知， 转动旋转手轮， 手轮齿轮跟着转动， 带动斜销齿条横向移动 ； 采用齿轮齿条传动方式， 使用寿命长、 工作平稳、 可靠性高， 而且旋转手轮 不需随着斜销齿条移动而移动， 大大节省了安装空间。
[0040] 进一步的， 所述拉扣 3底端设有拉扣旋转轴 32， 所述拉扣旋转轴 32通过拉扣压 紧螺丝 6安装在所述第一基座 1上， 使所述拉扣 3绕所述第一基座 1旋转。 在一个 示例中， 拉扣旋转轴 32平行于拼接板表面布置， 即所述拉扣 3绕第一基座 1垂直 于拼接板表面旋转以扣合到第二基座中。
[0041] 进一步的， 所述拉扣旋转轴 32上设有第一玻珠定位槽 33， 并且所述第一基座 1 上设有与所述第一玻珠定位槽 33匹配的第一定位玻珠 13。
[0042] 由上述描述可知， 当拉扣旋转到竖直位置吋， 定位玻珠卡进第一玻珠定位槽中 实现拉扣的直立定位。
[0043] 进一步的， 所述拉扣 3顶端设有拉扣凸起 34， 所述第二基座 2上设有与所述拉扣 凸起 34相适配的第三凹槽 22。
[0044] 由上述描述可知， 在合上拉扣后， 该锁扣结构可承受拼接物体的自重而防止拼 接物体滑落。
[0045] 进一步的， 所述斜销齿条 4上设有第二玻珠定位槽 43， 并且所述第二基座 2上设 有与所述第二玻珠定位槽 43匹配的第二定位玻珠 25。
[0046] 由上述描述可知， 当斜销齿条未与拉扣插孔卡合吋， 定位玻珠卡进斜销齿条玻 珠定位槽中， 实现斜销齿条初始位置定位。
[0047] 进一步的， 所述斜销齿条 4通过斜销齿条压板 7安装在与之相适配的斜销槽 23中
， 所述斜销槽 23固定在所述第二基座 2上。
[0048] 进一步的， 所述斜销槽 23具有比所述斜销齿条 4大的尺寸， 以保证所述斜销齿 条 4能沿着所述斜销槽 23在较大范围内往复运动。
[0049] 由上述描述可知， 可以实现斜销齿条与拉扣在不同位置卡合。
[0050] 进一步的， 所述锁扣还包括用于夹设在第一基座 1和第二基座 2之间的扇形块 8
， 所述扇形块 8在垂直于所述第一拼接板和第二拼接板的拼接面的方向上具有弧 度角。
[0051] 进一步的， 所述弧度角在 0-40度之间。
[0052] 由上述描述可知， 通过选用不同弧度角的拼接块可以实现不同内外弧度和平面 拼接。
[0053] 进一步的， 所述锁扣还包括定位机构， 所述定位机构包括相适配的定位销齿条 9和定位孔 24;
[0054] 所述定位销齿条 9安装在所述第一基座 1的销孔 12中， 并与所述拉扣 3通过拉扣 齿轮 35啮合连接， 所述拉扣齿轮 35位于所述拉扣旋转轴 32上；
[0055] 所述定位孔 24固定在所述第二基座 2上， 所述定位销齿条 9在所述拉扣齿轮 35的 带动下可移动以插入所述定位孔 24中。
[0056] 由上述描述可知， 拉扣绕其旋转中心扣上后， 定位销齿条在拉扣齿轮带动下插 入位于第二基座上的定位孔中， 实现定位作用。 采用这种齿条传动的定位销结 构， 使得定位机构小， 动作稳定可靠， 不会发生卡死现象， 操作灵活。
[0057] 进一步的， 所述定位机构还包括用于夹设在第一基座 1和第二基座 2之间的扇形 块 8， 所述扇形块 8在垂直于所述第一拼接板和第二拼接板的拼接面的方向上具 有在 0-40度之间的弧度角， 所述定位销齿条 9在插入所述定位孔 24之前先插入到 所述扇形块 8中。
[0058] 进一步的， 所述扇形块 8具有供所述定位销齿条 9穿过的扇形块中心孔 81， 并且 具有插入所述定位孔 24的扇形块凸起 82。
[0059] 由上述描述可知， 将有弧度角的扇形块加入定位机构中， 使得在弧度拼接吋， 定位更稳定可靠， 锁扣对弧度拼接的两拼接板的固定更牢靠。
[0060] 本发明的实施例一为：
[0061] 一种用于拼接板的锁扣， 其特征在于， 包括锁扣模块和驱动模块， 所述锁扣模 块包括安装在第一拼接板上的拉扣 3和安装在第二拼接板上的与所述拉扣 3相适 配的斜销齿条 4， 所述拉扣上设有第一插孔 31， 所述第一插孔 31具有足以容纳所 述斜销齿条 4的孔宽度；
[0062] 所述驱动模块用于驱动所述斜销齿条 4横向移动， 以使得所述斜销齿条 4与处于 扣入位置的所述拉扣 3的所述第一插孔 31卡合或分离。
[0063] 所述拉扣 3安装在第一拼接板上的第一基座 1上， 并且所述斜销齿条 4安装在第 二拼接板上的第二基座 2上；
[0064] 所述第一基座 1和所述第二基座 2上分别具有用于容纳所述拉扣的第一凹槽 11和 第二凹槽 21。
[0065] 所述拉扣 3底端设有拉扣旋转轴 32， 所述拉扣旋转轴 32通过拉扣压紧螺丝 6安装 在所述第一基座 1上， 使所述拉扣 3绕所述第一基座 1旋转。
[0066] 所述斜销齿条 4通过斜销齿条压板 7安装在与之相适配的斜销槽 23中， 所述斜销 槽 23固定在所述第二基座 2上。
[0067] 所述斜销槽 23具有比所述斜销齿条 4大的尺寸， 以保证所述斜销齿条 4能沿着所 述斜销槽 23在较大范围内往复运动。
[0068] 本发明的实施例二为：
[0069] 实施例二与实施例一的区别在于， 所述斜销齿条 4具有带齿的底边 41以及相对 于所述底边 41倾斜的斜边 42， 所述斜边 42相对于所述底边 41形成小于 6度的倾斜 角度。 所述第一插孔 31的孔壁 311与所述斜销齿条 4上的所述斜边 42具有相同的 倾斜方向和倾斜角度。
[0070] 本发明的实施例三为：
[0071] 实施例三与实施例二的区别在于， 所述驱动模块包括旋转手轮 5， 所述旋转手 轮 5杆轴上设有手轮齿轮 51， 所述手轮 5安装在所述第二基座 2上并且所述手轮齿 轮 51与所述斜销齿条 4啮合连接。
[0072] 本发明的实施例四为：
[0073] 实施例四与实施例三的区别在于， 所述拉扣旋转轴 32上设有第一玻珠定位槽 33
， 并且所述第一基座 1上设有与所述第一玻珠定位槽 33匹配的第一定位玻珠 13。
[0074] 本发明的实施例五为：
[0075] 实施例五与实施例四的区别在于， 所述拉扣 3顶端设有拉扣凸起 34， 所述第二 基座 2上设有与所述拉扣凸起 34相适配的第三凹槽 22。
[0076] 本发明的实施例六为：
[0077] 实施例六与实施例五的区别在于， 所述斜销齿条 4上设有第二玻珠定位槽 43， 并且所述第二基座 2上设有与所述第二玻珠定位槽 43匹配的第二定位玻珠 25。
[0078] 本发明的实施例七为：
[0079] 实施例七与实施例六的区别在于， 所述锁扣还包括用于夹设在第一基座 1和第 二基座 2之间的扇形块 8， 所述扇形块 8在垂直于所述第一拼接板和第二拼接板的 拼接面的方向上具有弧度角； 所述弧度角在 0-40度之间。
[0080] 本发明的实施例八为：
[0081] 实施例八与实施例六的区别在于， 所述锁扣还包括定位机构， 所述定位机构包 括相适配的定位销齿条 9和定位孔 24; 所述定位销齿条 9安装在所述第一基座 1的 销孔 12中， 并与所述拉扣 3通过拉扣齿轮 35啮合连接， 所述拉扣齿轮 35位于所述 拉扣旋转轴 32上； 所述定位孔 24固定在所述第二基座 2上， 所述定位销齿条 9在 所述拉扣齿轮 35的带动下可移动以插入所述定位孔 24中。
[0082] 本发明的实施例九为：
[0083] 实施例九与实施例八的区别在于， 所述定位机构还包括用于夹设在第一基座 1 和第二基座 2之间的扇形块 8， 所述扇形块 8在垂直于所述第一拼接板和第二拼接 板的拼接面的方向上具有在 0-40度之间的弧度角， 所述定位销齿条 9在插入所述 定位孔 24之前先插入到所述扇形块 8中。 所述扇形块 8具有供所述定位销齿条 9穿 过的扇形块中心孔 81， 并且具有插入所述定位孔 24的扇形块凸起 82。
[0084] 综上所述， 本发明提供的一种用于拼接板的锁扣， 利用斜销齿条在旋转手轮的 带动下插入拉扣的斜孔中达到锁紧第一基座和第二基座的作用， 由于斜销齿条 与拉扣斜孔卡合的面为斜面， 因而当第一拼接板和第二拼接板之间距离偏差在 一个较大的范围内吋， 该锁扣结构都可以很好的固定两个拼接板， 该锁扣结构 可以在不需精加工吋便可实现不同弧度内外弧拼接和平面拼接； 此外， 该锁扣 结构还采用了齿条传动的定位销结构， 使得定位机构小， 动作稳定可靠， 不会 发生卡死现象， 操作灵活。 该锁扣结构可以用来锁紧重量较重的两拼接物体。

Claims

权利要求书
[权利要求 1] 一种锁扣， 其特征在于， 包括锁扣模块和驱动模块， 所述锁扣模块包 括安装在第一主体上的拉扣和安装在第二主体上的与所述拉扣相适配 的斜销齿条， 所述拉扣上设有第一插孔， 所述第一插孔具有足以容纳 所述斜销齿条的孔宽度；
所述驱动模块用于驱动所述斜销齿条横向移动， 以使得所述斜销齿条 与处于扣入位置的所述拉扣的所述第一插孔卡合或分离。
[权利要求 2] 根据权利要求 1所述的锁扣， 其特征在于， 所述斜销齿条具有带齿的 底边以及相对于所述底边倾斜的斜边， 所述斜边相对于所述底边形成 小于 6度的倾斜角度。
[权利要求 3] 根据权利要求 2所述的锁扣， 其特征在于， 所述第一插孔的孔壁与所 述斜销齿条上的所述斜边具有相同的倾斜方向和倾斜角度。
[权利要求 4] 根据权利要求 1至 3中任一项所述的锁扣， 其特征在于， 所述拉扣安装 在第一主体上的第一基座上， 并且所述斜销齿条安装在第二主体上的 第二基座上；
所述第一基座和所述第二基座上分别具有用于容纳所述拉扣的第一凹 槽和第二凹槽。
[权利要求 5] 根据权利要求 4所述的锁扣， 其特征在于， 所述驱动模块包括旋转手 轮， 所述旋转手轮杆轴上设有手轮齿轮， 所述手轮安装在所述第二基 座上并且所述手轮齿轮与所述斜销齿条啮合连接。
[权利要求 6] 根据权利要求 4所述的锁扣， 其特征在于， 所述拉扣底端设有拉扣旋 转轴， 所述拉扣旋转轴通过拉扣压紧螺丝安装在所述第一基座上， 使 所述拉扣绕所述第一基座旋转。
[权利要求 7] 根据权利要求 4所述的锁扣， 其特征在于， 所述斜销齿条通过斜销齿 条压板安装在与之相适配的斜销槽中， 所述斜销槽固定在所述第二基 座上。
[权利要求 8] 根据权利要求 4所述的锁扣， 其特征在于， 还包括用于夹设在第一基 座和第二基座之间的扇形块， 所述扇形块在垂直于所述第一主体和第 二主体的拼接面的方向上具有弧度角， 所述弧度角在 0-40度之间。
[权利要求 9] 根据权利要求 6所述的锁扣， 其特征在于， 还包括定位机构， 所述定 位机构包括相适配的定位销齿条和定位孔；
所述定位销齿条安装在所述第一基座的销孔中， 并与所述拉扣通过拉 扣齿轮啮合连接， 所述拉扣齿轮位于所述拉扣旋转轴上；
所述定位孔固定在所述第二基座上， 所述定位销齿条在所述拉扣齿轮 的带动下移动以插入或退出所述定位孔中。
[权利要求 10] 根据权利要求 9所述的锁扣， 其特征在于， 还包括用于夹设在第一基 座和第二基座之间的扇形块， 所述扇形块在垂直于所述第一主体和第 二主体的拼接面的方向上具有在 0-40度之间的弧度角， 所述定位销齿 条在插入所述定位孔之前先插入到所述扇形块中。
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US20110308065A1 (en) * 2010-06-17 2011-12-22 Kuo-Chung Wang Captive screw installation method
CN201939652U (zh) * 2011-01-06 2011-08-24 薛惕忠 卫生棺的锁扣拉杆
CN202090722U (zh) * 2011-04-21 2011-12-28 深圳市大族元亨光电股份有限公司 一种led模组快速安装锁
CN105508352A (zh) * 2016-01-12 2016-04-20 深圳市奥拓电子股份有限公司 锁扣组件和led拼装屏
CN107218273A (zh) * 2017-08-04 2017-09-29 深圳市洲明科技股份有限公司 一种锁扣
CN207111611U (zh) * 2017-08-04 2018-03-16 深圳市洲明科技股份有限公司 一种锁扣

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