WO2020006776A1

WO2020006776A1 - Split type adjustable shading curtain

Info

Publication number: WO2020006776A1
Application number: PCT/CN2018/095442
Authority: WO
Inventors: 陈浩
Original assignee: 昆山誉球模塑有限公司
Priority date: 2018-07-04
Filing date: 2018-07-12
Publication date: 2020-01-09
Also published as: CN108528360B; CN108528360A

Abstract

A split type adjustable shading curtain, comprising a shading curtain body (1). A two-section cover (3) is provided on at least one of the two ends of an outer tube (2) of the shading curtain body (1) along a length direction; each two-section cover (3) comprises an inner cover (4), a first outer cover section (5), and a second outer cover section (6); the outer peripheral surface of the inner cover (4) is inserted in a corresponding tube opening of the outer tube (2); a linear compression spring (7) is fitted over a radial outer end of the inner cover (4); the inner end of the linear compression spring (7) is closely attached to the inner cover (4); the first outer cover section (5) comprises a tubular body (8), an opening at one end of the tubular body (8), and an end plate (9) packaged at the other end; the tubular body (8) is fitted over the outer peripheral surface of the inner cover (4) by means of the opening and extends to a corresponding length end region of the outer tube (2).

Description

Description Title of invention: Split type adjustable covering curtain Technical Field

[0001] The present invention relates to the technical field of a covering curtain structure, and specifically relates to a split type adjustable covering curtain.

Background technique

[0002] The cover of the existing covering curtain is a fixed-length structure. In actual use, a covering curtain of one length can only be correspondingly installed in a vehicle body of a corresponding size, which makes the covering curtain poor in versatility.

Summary of invention

technical problem

Problem solution

Technical solutions

[0003] In view of the above problems, the present invention provides a split type adjustable covering curtain, which can be applied to automobile interiors with large differences between the installation size of the covering curtain and the size of the storage position, thereby ensuring the universal use of the covering curtain. Sex.

[0004] A split-type adjustable covering curtain is characterized in that it comprises a covering curtain body, and at least one end of both ends in the longitudinal direction of the outer tube of the covering curtain body is provided with a two-stage cover, each The two-stage cap includes an inner cap, a one-stage outer cap, and a two-stage outer cap. An outer peripheral surface of the inner cap is inserted into a corresponding nozzle of the outer pipe, and a shaft of the inner cap. A linear compression spring is sleeved on the outer end, and the inner end of the linear compression spring is arranged close to the inner cover;

[0005] The section of the outer cover includes a tubular body, one end of the tubular body is open, and the other end is packaged with an end plate, and the opening of the tubular body is sleeved on the outer peripheral surface of the inner cover and extends To the end region of the corresponding length of the outer tube, the outer end of the linear compression spring is arranged in close contact with the inner end wall of the end plate, and the outer peripheral surface portion of the tubular body corresponding to the inner cover is provided with At least two long slotted holes arranged axially, the screw portion of the guide screw passes through the outer tube and is fixed to the outer peripheral surface of the inner cover, and the guide end of the guide screw is embedded in the long slotted hole, The guide end does not protrude from the tubular body;

[0006] An axial length extension of the two-stage outer cover relative to the tubular body of the one-stage outer cover is arranged.

[0007] It is further characterized by:

[0008] An axially outer end of the inner cover is recessed to form a spring mounting groove, and an inner end wall of the end plate faces the spring The inner groove is convex to form a convex ring, the inner end of the linear compression spring is located in the spring installation groove, and the outer end of the linear compression spring is sleeved on the convex ring, which ensures the installation positions of the two ends of the linear compression spring. Stable and reliable;

[0009] A positioning stop ring is provided at the outer end of the outer peripheral surface of the inner cover, and the inner end of the positioning stop ring is arranged closely to the end face of the mouth of the outer pipe to ensure reliable positioning of the inner cover;

[0010] The outer periphery of the tubular body is provided with an axially arranged upward convex structure, and the upward convex structure is provided with a sacral tooth groove along the axial direction, and one side of the sacrum tooth groove is communicated with a long avoidance cavity. The two-stage outer cover is sleeved on the tubular body, the two-stage outer cover is provided with a long guide groove corresponding to the convex structure, and the axial front end of the two-stage outer cover corresponds to the A mounting hole is provided directly above the sacral tooth slot, and an elastic piece group is disposed in the mounting hole. The elastic piece end of the elastic piece group is arranged toward the sacral tooth groove. The corresponding position of the lower end of the driving part of the elastic piece group is located at the position. The long avoidance cavity is arranged in the cavity, and the elastic piece group drives the two-stage outer cover to drive along the length direction of the dentition. After the external force is withdrawn, the end of the detachable blade is embedded in the corresponding slot of the dentition. Internally locked

[0011] an auxiliary long slot hole is provided on the outer peripheral surface of the front end of the two-segment outer cover corresponding to the long slot hole to ensure the smooth disassembly of the guide screw;

[0012] The shrapnel assembly includes a shrapnel upper cover, a shrapnel, and a shrapnel lower cover, the shrapnel lower cover is inserted into the mounting hole from the bottom up, and the shrapnel is embedded in the contour of the shrapnel lower cover. In the positioning slot, the upper cover of the elastic piece is mounted on the upper end surface of the lower cover of the elastic piece from top to bottom, and the ends of both sides of the elastic piece are arranged toward the sacral tooth groove;

[0013] An upper convex buckle is provided on the outer side of the outer periphery of the tubular body, the two-stage outer cover is sleeved on the tubular body, and the two-stage outer cover is provided corresponding to the upper convex buckle A second elongated guide groove, at least an inner wall of the second elongated guide groove includes a downwardly protruding starting end snap-in stop groove and an end snap-in stop groove; the second segment outer cover is opposite to the tube The body has at least two positioning positions with adjustable lengths;

[0014] A connecting member is provided at one end of the tubular body with an end plate, and an axially inner end of the two-stage outer cover is connected to the connecting member through a rotating shaft assembly. When the end and the axial end of the tubular body are in the same straight line state, a lock assembly is provided on the outer end surface of the two-segment outer cover and the opposite position of the tubular body, and the lock assembly specifically includes an upward convex buckle Pieces, pressable dials, corresponding convex positions of the tubular body are provided with up-convex fasteners, and corresponding positions of the two-segment outer cover are provided with the pressable dials , In the locked state, the pressable buckle lock locks the upward convex fastener; the two-segment outer cover can be flipped and installed at a corresponding position of the tubular body through a shaft assembly;

[0015] The depressible dial includes a rotary dial, the rotary dial is connected to the corresponding position of the two-segment outer cover through a second rotary shaft, and the inner end of the rotary dial is provided with a downward protrusion A dial, the outer end of the rotary dial is pressed against the upper end of the vertical spring, and the lower end of the vertical spring is fixedly connected to the corresponding installation position of the two-section outer cover;

[0016] The force value of the linear compression spring is designed to be a conventional force value, and the phenomenon that the compression stroke of the cover is large and the spring force is extreme will not occur.

The beneficial effects of the invention

Beneficial effect

[0017] After adopting the above technical solution, the linear compression spring can drive a section of the outer cover to fine-tune the length direction, and meanwhile, the axial length of the two-stage outer cover relative to the tubular body of the one-stage outer cover is extended and arranged to make the overall The adjustable distance extension of the cover in the length direction can be applied to automobile interiors with large differences between the installation size of the cover curtain and the size of the storage position, thereby ensuring the versatility of the cover curtain.

Brief description of the drawings

BRIEF DESCRIPTION OF THE DRAWINGS

[0018] FIG. 1 is a schematic diagram of an explosion structure according to a first embodiment of the present invention;

[0019] FIG. 2 is a schematic diagram of the connection structure of the two-stage cap and the outer tube of FIG. 1 (a longer state);

[0020] FIG. 3 is a schematic cross-sectional view of the connection structure of the two-stage cap and the outer tube of FIG. 1 (a shorter length state);

[0021] FIG. 4 is a schematic diagram of an explosion structure according to a second embodiment of the present invention;

[0022] FIG. 5 is a schematic diagram of a connection structure between the two-stage cap and the outer tube of FIG. 4;

[0023] FIG. 6 is a schematic diagram of the connection structure of the two-stage cap and the outer tube of FIG. 4 (a longer state);

[0024] FIG. 7 is a schematic cross-sectional view of the connection structure of the two-stage cap and the outer tube of FIG. 4 (a shorter length state);

[0025] FIG. 8 is a schematic diagram of an explosion structure according to a third embodiment of the present invention;

[0026] FIG. 9 is a schematic diagram of the connection structure of the two-segment cap and the outer tube of FIG. 8 (a relatively long state);

[0027] FIG. 10 is a schematic cross-sectional view of the connection structure of the two-stage cap and the outer tube of FIG. 8 (a longer state); [0028] FIG. 11 is the connection structure of the two-stage cap and the outer tube of FIG. 8 Schematic (shorter state);

[0029] The names corresponding to the serial numbers in the figure are as follows: [0030] Covering curtain body 1, outer tube 2, two-stage cover 3, inner cover 4, one-stage outer cover 5, two-stage outer cover 6, linear compression spring 7, tubular body 8, end plate 9. Long slotted hole 10, guide screw 11, screw portion 111, guide end 112, spring mounting groove 12, convex ring 13, positioning retaining ring 14, convex structure 15, sacral tooth slot 16, long avoidance cavity 17, long Strip guide groove 18, mounting hole 19, shrapnel set 20, shrapnel 21, auxiliary long slot hole 22, shrapnel cover 23, shrapnel cover 24, convex buckle 25, second strip guide groove 26, starting end buckle Stop groove 27, end snap stop groove 28, connection piece 29, upward convex fastener 30, pressable dial 31, revolving dial 3 2, second rotating shaft 33, downward convex 34, vertical spring 35. Rotary shaft assembly 36.

The best embodiment for carrying out the invention

Best Mode of the Invention

[0031] A split-type adjustable shade curtain, as shown in FIGS. 1-11: It includes a shade curtain body 1, and at least one end of the lengthwise two ends of the outer tube 2 of the shade curtain body 1 is provided with a two-stage seal. Cap 3, each two-stage cap 3 includes an inner cap 4, an outer cap 5, a two-stage outer cap 6, and an outer peripheral surface of the inner cap 4 is inserted into a corresponding nozzle of the outer pipe 2, and the inner cap The axially outer end of the cover 4 is sleeved with a linear compression spring 7, and the inner end of the linear compression spring 7 is arranged close to the inner cover 4;

[0032] A section of the outer cover 5 includes a tubular body 8, one end of the tubular body 8 is open, and the other end is packaged with an end plate 9, and the opening of the tubular body 8 is sleeved on the outer peripheral surface of the inner cover 4 and extends to the outside. At the corresponding length end region of the tube 2, the outer end of the linear compression spring 7 is arranged close to the inner end wall of the end plate 9, and the outer peripheral surface portion of the tubular body 8 corresponding to the inner cover 4 is provided with at least two axially arranged The long slot 10, the screw portion 111 of the guide screw 11 passes through the tube 2 and is fixed to the outer peripheral surface of the inner cover 4. The guide end 112 of the guide screw 11 is embedded in the long slot 10, and the guide end 112 is not convex. In tube body 8;

[0033] The axially outer end of the inner cover 4 is recessed to form a spring mounting groove 12, the inner end wall of the end plate 9 is convex toward the spring inner groove 12 to form a convex ring 13, and the inner end of the linear compression spring 7 is located at the spring installation In the groove 12, the outer end of the linear compression spring 7 is fitted on the convex ring 13, which ensures that the installation positions of the two ends of the linear compression spring 7 are stable and reliable;

[0034] The outer end of the outer peripheral surface of the inner cover 4 is provided with a positioning stop ring 14, and the inner end of the positioning stop ring 14 is closely arranged against the end face of the nozzle of the outer tube 2 to ensure that the position of the inner cover 4 is reliably positioned;

[0035] The force value of the linear compression spring 7 is designed to be a conventional force value, and a large compression stroke of the cover will not occur, resulting in an extreme phenomenon of the spring force;

[0036] The axial length extension arrangement of the two-stage outer cover 6 relative to the tubular body of the one-stage outer cover 5; [0037] The structure in which the axial length extension of the two-stage outer cover 6 with respect to the tubular body of the one-stage outer cover 5 includes, but is not limited to, the following three specific embodiments.

[0038] Specific embodiment one: The outer periphery of the tubular body 8 is provided with an axially arranged upward convex structure 15, and the upward convex structure 15 is provided along the axial direction with a sacral tooth groove 16, and one side of the sacral tooth groove 16 is shown. A long avoidance cavity 17 is communicated with, and the second-stage outer cover 6 is sleeved on the tubular body 8. The second-stage outer cover 6 is provided with a long guide groove 18 corresponding to the upward convex structure 15, and the second-stage outer cover 6 is axial. The front end is provided with a mounting hole 19 directly above the sacral tooth slot 16. A spring group 20 is provided in the mounting hole 19. The ends of the sprocket 21 of the sprocket group 20 are arranged toward the sacral slot 16, and the lower end of the driving part of the sprocket group 20 corresponds. The position is located in the long avoidance cavity 17. The elastic piece group 20 drives the two-stage outer cover 6 to drive along the length direction of the sacral tooth slot 16. After the external force is removed, the end of the elastic piece 21 is embedded in the corresponding slot of the sulcus tooth slot 16 and locked. ;

[0039] An auxiliary long slot hole 22 is provided on the outer peripheral surface of the front end of the two-stage outer cover 6 corresponding to the long slot hole 10 to ensure the smooth disassembly of the guide screw 11;

[0040] The shrapnel set 20 includes a shrapnel upper cover 23, a shrapnel 21, a shrapnel lower cover 24, the shrapnel lower cover 24 is inserted into the mounting hole 19 from the bottom up, and the shrapnel 21 is embedded in the contour positioning groove of the shrapnel lower cover 24 The spring cover 23 is mounted on the upper end of the spring cover 24 from top to bottom, and the two ends of the spring cover 21 are arranged toward the sulcus 16; when the spring cover 23 of the two-stage outer cover is pressed, the spring cover 21 touches The tooth guide structure of the tooth groove on a section of the outer cover is deformed, enters the corresponding tooth groove 16 and is locked, and the elastic piece 21 can be locked at any position on the tooth groove 16.

[0041] Specific embodiment two: An outer convex buckle 25 is provided on the outer side of the outer periphery of the tubular body 8. A two-stage outer cover 6 is sleeved on the tubular body 8. The two-stage outer cover 6 corresponds to the upper convex buckle. 25 is provided with a second elongated guide groove 26, and at least the inner wall of the second elongated guide groove 26 includes a downwardly protruding start-end snap-stop groove 27 and an end-stop snap-stop groove 28; 6 at least two positioning positions with adjustable length relative to the tubular body 8

[0042] Specific embodiment three: One end of the tubular body 8 with the end plate 9 is provided with a connecting member 29, and the axially inner end of the two-stage outer cover 6 is connected to the connecting member 29 through the shaft assembly 36, and the two-stage outer sealing The inner end of the cover 6 and the axial end of the tubular body 8 are in the same straight line state. The outer ends of the two positions of the outer cover 6 and the tubular body 8 at opposite positions are provided with a lock assembly, and the lock assembly specifically includes an upward protrusion. The fastener 30 and the push button 31 can be pressed. The corresponding position of the tubular body 8 is provided with an upward convex fastener 30, and the corresponding position of the two-stage outer cover 6 is provided with the push button 31. In the locked state, the push button 31 can be pressed. The buckle 31 locks the convex convex fastener 30; the two-section outer cover 6 can be turned through the shaft assembly Folded to the corresponding position of the tubular body 8;

[0043] The depressible dial 31 includes a rotary dial 32, and the rotary dial 32 is connected to the corresponding position of the two-segment outer cover 6 through the second rotating shaft 33. The inner end of the rotary dial 32 is provided with a downward convex dial. 34. The upper end of the vertical spring 35 is pressed tightly around the outer end of the rotary dial 32, and the lower end of the vertical spring 35 is fixedly connected to the corresponding installation position of the two-stage outer cover 6.

[0044] The two-segment caps corresponding to the above embodiments can be installed at one or both ends of the length of the outer tube as required to ensure the versatility of the entire curtain.

[0045] The specific embodiments of the present invention have been described in detail above, but the content is only the preferred embodiments created by the present invention and cannot be considered to limit the implementation scope of the invention creation. All equal changes and improvements made in accordance with the scope of the present invention shall still fall within the scope of this patent.

Claims

Claim

[Claim 1] A split type adjustable covering curtain, comprising: a covering curtain body, and a two-stage cover is provided on at least one end of both ends in the longitudinal direction of the outer tube of the covering curtain body, Each of the two-stage caps includes an inner cap, a one-stage outer cap, and a two-stage outer cap. An outer peripheral surface of the inner cap is inserted into a corresponding nozzle of the outer pipe. The inner cap A linear compression spring is sleeved on the axial outer end, and the inner end of the linear compression spring is arranged close to the inner cover; the outer cover of the section includes a tubular body, one end of which is open, and the other end An end plate is packaged, the opening of the tubular body is sleeved on the outer peripheral surface of the inner cover and extends to the corresponding length end region of the outer tube, and the outer end of the linear compression spring is closely attached to the end plate. The inner end wall of the tubular body corresponding to the inner cover is provided with at least two long slotted holes arranged axially, and the screw portion of the guide screw passes through the outer tube and is fixedly connected to the rear end. The outer peripheral surface of the inner cover, the guide screw Embedded in the leading end of the elongated slot aperture, the leading end of said tube is not convex body;

The axial length of the two-stage outer cover is extended relative to the axial length of the tubular body of the one-stage outer cover.

[Claim 2] The split-type adjustable shade curtain according to claim i, characterized in that: the axially outer end of the inner cover is recessed to form a spring mounting groove, and the inner end of the end plate A wall is convex toward the inner groove side of the spring to form a convex ring, an inner end of the linear compression spring is located in the spring mounting groove, and an outer end of the linear compression spring is sleeved on the convex ring.

[Claim 3] The split-type adjustable shade curtain according to claim i, characterized in that: an outer end of an outer peripheral surface of the inner cover is provided with a positioning stop ring, and an inner portion of the positioning stop ring The end is arranged close to the end face of the mouth of the outer pipe.

[Claim 4] The split adjustable curtain according to claim i, characterized in that: an axially-arranged upward convex structure is provided on an outer periphery of the tubular body, and an upper edge of the upward convex structure is provided. A sacral tooth groove is provided in the axial direction, and a long avoidance cavity is communicated with one side of the sacral tooth groove shown. The two-stage outer cover is sleeved on the tubular body, and the two-stage outer cover corresponds to an upward convex The structure is provided with a long guide groove, and an axial front end of the two-stage outer cover is provided with a mounting hole corresponding to a position directly above the sacral tooth groove. A spring group is disposed in the mounting hole. Shrapnel end It is arranged toward the tooth gap, and the corresponding position of the lower end of the driving part of the shrapnel set is arranged in the long avoidance cavity. The shrapnel set drives the two-stage outer cover to drive along the length direction of the tooth gap. After the external force is withdrawn, the ends of the elastic pieces are embedded in the corresponding grooves of the sacral teeth and locked.

[Claim 5] The split-type adjustable shade curtain according to claim 4, characterized in that: the outer peripheral surface of the front end of the two-stage outer cover is provided with an auxiliary position corresponding to the position of the long slot. Long slot.

[Claim 6] The split-type adjustable covering curtain according to claim 4, characterized in that: the elastic piece assembly comprises an elastic piece upper cover, an elastic piece, and an elastic piece lower cover, and the elastic piece lower cover is from below The upper part is inserted into the mounting hole, the elastic piece is embedded in the contour positioning groove of the lower cover of the elastic piece, and the upper cover of the elastic piece is installed on the upper end surface of the lower cover of the elastic piece from top to bottom, The ends of the two sides of the elastic piece are arranged toward the sacral tooth groove.

[Claim 7] The split-type adjustable shade curtain according to claim 1, characterized in that: an upper convex buckle is provided on the outer side of the outer periphery of the tubular body, and the two-stage outer cover Suited to the tubular body, the two-section outer cover is provided with a second elongated guide groove corresponding to the upward convex buckle, and the inner wall of the second elongated guide groove includes at least a downwardly convex starting end buckle Stop groove, the end snaps into the stop groove.

[Claim 8] The split adjustable curtain according to claim 1, characterized in that a connecting member is provided at one end of the tubular body with an end plate, and the two-stage outer cover The axially inner end is connected to the connecting member through a rotating shaft assembly, the inner end of the two-stage outer cover and the axial end of the tubular body are in the same straight line state, the two-stage outer cover and the tubular body A lock assembly is provided on the outer end surface of the opposite position, and the lock assembly specifically includes a raised convex fastener and a pressable dial, and a corresponding position of the tubular body is provided with a raised fastener, and the two-section outer seal is provided. The corresponding position of the cover is provided with the pressable dial, and in the locked state, the pressable dial lock locks the convex fastener; the two-segment outer cover is reversibly foldable and mounted on the shaft through a shaft assembly. Corresponding position of the tube body.

[Claim 9] The split type adjustable shade curtain according to claim 8, characterized in that: the pressable dial includes a revolving dial, and the revolving dial is connected to the office by a second rotating shaft. The corresponding position of the two-segment outer cover, the inner end of the revolving dial is provided with a downward convex dial, and the revolving dial The outer end of the buckle tightly presses the upper end of the vertical spring, and the lower end of the vertical spring is fixedly connected to the corresponding installation position of the two-section outer cover.