Curtain support mounting mechanism

Abstract

The utility model relates to the technical field of curtains, and discloses a curtain support mounting mechanism which comprises a support and a roller shutter rod assembly, a mounting shaft capable of laterally sliding and stretching is arranged on the roller shutter rod assembly, the mounting shaft is movably sleeved on the inner side of the roller shutter rod assembly, the mounting shaft has an outward stretching position and an inward retracting position when stretching, and a mounting hole is formed in the support. The installation holes are used for being connected with the installation shafts at the extending positions in an inserted mode, elastic pieces are arranged between the installation shafts and the roller shutter rod assembly and used for driving the installation shafts to extend outwards, and a first positioning mechanism and a second positioning mechanism are arranged between the roller shutter rod assembly and the installation shafts. According to the curtain support installation mechanism, the installation shaft is switched to the outward extending position and the inward retracting position through the switching component, the installation difficulty is lowered, and operation is convenient and fast; after installation, the installation shaft can be locked through the first locking and unlocking mechanism, the problem that the installation shaft is touched by mistake and contracts inwards, and consequently the roller shutter rod assembly falls off is solved, and use is safe and reliable.

Description

Technical Field

[0001] The utility model relates to the technical field of curtains, and in particular to a curtain bracket installation mechanism. Background Art

[0002] Curtains are a common home decoration, mainly used for shading and decoration. Curtains basically consist of two parts: curtain cloth and roller blinds. The curtain cloth is connected to the roller blinds, and the curtains are opened or rolled up by pulling the draw cord. The rolling rod is generally installed on the wall through a bracket, specifically: the bracket is fixed to the wall through bolts and other parts, and the rolling rod is rotatably installed on the bracket; some existing curtain installation structures include a bracket and a rolling rod, and the side end of the rolling rod is provided with a mounting shaft and an elastic member for driving the mounting shaft to extend outward, and the mounting shaft is in an extended state in normal state, and the mounting shaft can be retracted under the action of external force; a mounting hole corresponding to the mounting shaft is provided on the bracket, and the mounting shaft can be rotated in the mounting hole; the above-mentioned curtain installation structure, when installing, the installer needs to push the mounting shaft inward by external force, at this time, the external force is required to maintain the pushing state, and at the same time, the mounting shaft needs to be aligned with the mounting hole, and after alignment, the mounting shaft is loosened to extend and reset under the action of the elastic member, so that the mounting shaft extends outward and is inserted into the mounting hole to complete the installation, the installation difficulty is high, and the installation operation is inconvenient; in addition, when the user cleans, wipes the curtain bracket or other operations, the above-mentioned installation structure may be mistakenly pushed into the mounting shaft to make it fall out of the mounting hole, and the rolling rod may accidentally fall, resulting in injuries to people or damage to objects, and the use is not safe and reliable. Utility Model Content

[0003] In order to solve at least one aspect of the above problems, the utility model provides a curtain bracket installation mechanism, including: a bracket and a rolling curtain rod assembly, the rolling curtain rod assembly is provided with a mounting shaft that can slide and retract laterally, the mounting shaft is movably sleeved inside the inner side of the rolling curtain rod assembly, and the mounting shaft has an extended position and a retracted position when retracting, a mounting hole is provided on the bracket, the mounting hole is used to be plugged with the mounting shaft at the extended position, an elastic member is provided between the mounting shaft and the rolling curtain rod assembly, the elastic member is used to drive the mounting shaft to extend outward, and a first positioning mechanism is provided between the rolling curtain rod assembly and the mounting shaft The utility model comprises a curtain bracket installation mechanism, a first locking and releasing mechanism, wherein the first locking and releasing mechanism is used to lock the installation shaft at the extended position, and the second locking and releasing mechanism is used to lock the installation shaft at the retracted position, and the rolling curtain rod assembly comprises a switching component for driving the installation shaft to switch between the extended position and the retracted position; the curtain bracket installation mechanism of the utility model switches the installation shaft to the extended position and the retracted position by the switching component, thereby reducing the difficulty of installation and facilitating operation; after installation, the installation shaft can be locked by the first locking and releasing mechanism, thereby avoiding the problem that the installation shaft accidentally touches the retracted position and causes the rolling curtain rod assembly to fall, and the use is safe and reliable.

[0004] Optionally, the first positioning mechanism includes a positioning protrusion and a first positioning groove corresponding to the positioning protrusion, the second positioning mechanism includes the positioning protrusion and a second positioning groove corresponding to the positioning protrusion, the positioning protrusion is arranged on the mounting shaft, and the first positioning groove and the second positioning groove are both arranged on the rolling curtain rod assembly.

[0005] Optionally, the rolling curtain rod assembly also includes a mounting seat and a rotating sleeve that can rotate circumferentially relative to the mounting seat, the mounting shaft is slidably arranged on the mounting seat along its own axial direction, the first positioning groove and the second positioning groove are both arranged on the rotating sleeve, the switching component includes a switching turntable and an arc-shaped guide inclined surface, the switching turntable is fixedly connected to the rotating sleeve, the arc-shaped guide inclined surface is arranged on the rotating sleeve and is located between the first positioning groove and the second positioning groove, and the positioning protrusion is against the arc-shaped guide inclined surface; the switching turntable is used to drive the rotating sleeve to rotate circumferentially so that the positioning protrusion slides along the arc-shaped guide inclined surface.

[0006] Optionally, a first arc-shaped guide surface is provided on the positioning protrusion, a second arc-shaped guide surface matching with the first arc-shaped guide surface is provided at the notch of the first positioning groove, and a third arc-shaped guide surface matching with the first arc-shaped guide surface is provided at the notch of the second positioning groove.

[0007] Optionally, a limiting protrusion is extended along the axial direction of the installation shaft, and a limiting groove corresponding to the limiting protrusion is provided on the installation seat, and the limiting protrusion is correspondingly inserted into the limiting groove to limit the circumferential rotation of the installation shaft relative to the installation seat.

[0008] Optionally, an annular groove is circumferentially provided on the rotating sleeve, and a limiting pin is provided on the mounting seat, and one end of the limiting pin is placed in the annular groove for limiting axial movement of the rotating sleeve relative to the mounting seat.

[0009] Optionally, a first locking and releasing mechanism is arranged between the rolling curtain rod assembly and the mounting shaft, and the first locking and releasing mechanism is used to lock / release the mounting shaft in the extended position; the first locking and releasing mechanism includes the positioning protrusion and a limiting slot corresponding to the positioning protrusion, and the limiting slot is arranged on the rotating sleeve; when locking, the positioning protrusion is inserted into the limiting slot, and the limiting slot is used to limit the positioning protrusion from sliding along the axial direction of the mounting shaft; when releasing, the positioning protrusion escapes from the limiting slot.

[0010] Optionally, the mounting shaft includes a shaft body, a first limit sleeve and a second limit sleeve, the first limit sleeve is axially slidably sleeved in the shaft body, the second limit sleeve is axially slidably sleeved in the shaft body, the shaft body is provided with a first limit step for limiting the first limit sleeve and a second limit step for limiting the second limit sleeve, the elastic member is a first compression spring abutting between the first limit sleeve and the rolling curtain rod assembly, and a second compression spring abuts between the first limit sleeve and the second limit sleeve.

[0011] Optionally, a second locking and releasing mechanism is provided between the mounting seat and the rotating sleeve, and the second locking and releasing mechanism is used to lock / release the mounting seat and the rotating sleeve, and the second locking and releasing mechanism includes a sliding bayonet and a locking groove corresponding to the sliding bayonet, the sliding bayonet is provided on the mounting seat and slides along the radial direction of the mounting seat, and the locking groove is provided on the rotating sleeve and a plurality of the locking grooves are distributed in an annular manner along the circumferential direction of the rotating sleeve, and when one end of the sliding bayonet is engaged with one of the locking grooves, the rotating sleeve is restricted from circumferentially rotating relative to the mounting seat.

[0012] Optionally, a buckle portion is provided on the sliding pin, and a third positioning groove and a fourth positioning groove corresponding to the buckle portion are provided on the mounting seat. When one end of the sliding pin is engaged with one of the engaging grooves, the buckle portion is engaged with the third positioning groove for positioning; when one end of the sliding pin is disengaged from the engaging groove, the buckle portion is engaged with the fourth positioning groove for positioning.

[0013] Compared with the prior art, the curtain bracket installation mechanism of the utility model switches the installation shaft to the extended position and the retracted position through a switching component, thereby reducing the difficulty of installation and being convenient to operate; after installation, the installation shaft can be locked by the first locking release mechanism, so as to avoid the problem that the installation shaft accidentally touches the retracted position and causes the rolling curtain rod assembly to fall, and the use is safe and reliable; a first arc-shaped guide surface is arranged on the positioning protrusion, and a second arc-shaped guide surface matching the first arc-shaped guide surface is arranged at the notch of the first positioning groove, so that the positioning protrusion can slide out of the first positioning groove; a third arc-shaped guide surface matching the first arc-shaped guide surface is arranged at the notch of the second positioning groove, so that the positioning protrusion can slide out of the second positioning groove, so as to avoid the problem that the positioning protrusion cannot slide out due to the jamming, and the use is reliable; when the installation shaft is in the extended position, the retracted position and the locked state, there is a corresponding engaging groove and a sliding bayonet to engage and limit respectively, so that the rotating sleeve will not rotate by mistake; the sliding bayonet is not easy to be displaced after being pulled out and pushed in, so as to avoid the accidental sliding and cause the second locking release mechanism to be locked / released by mistake, and the use is reliable. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional diagram of the curtain bracket installation mechanism of the utility model;

[0015] Figure 2 It is a cross-sectional view of the curtain bracket installation mechanism of the utility model;

[0016] Figure 3 This is a structural schematic diagram of the installation hole of the curtain bracket installation mechanism of the utility model;

[0017] Figure 4 This is a structural schematic diagram of the second limiting sleeve portion of the curtain bracket installation mechanism of the utility model;

[0018] Figure 5 This is a structural diagram of the sliding latch part of the curtain bracket installation mechanism of the utility model;

[0019] Figure 6 This is a structural schematic diagram of the mounting seat portion of the curtain bracket mounting mechanism of the utility model;

[0020] Figure 7 This is a structural schematic diagram of the installation shaft portion of the curtain bracket installation mechanism of the utility model;

[0021] Figure 8 This is a structural schematic diagram of a rotary sleeve of a curtain bracket installation mechanism of the utility model;

[0022] Fig. 9 This is a structural schematic diagram of the shaft body of the curtain bracket installation mechanism of the utility model;

[0023] The corresponding component names of the various reference numerals in the figure are: 1 is a bracket, 101 is a mounting hole, 2 is a mounting shaft, 21 is a limiting protrusion, 22 is a shaft body, 23 is a first limiting sleeve, 24 is a second limiting sleeve, 241 is a spline, 25 is a first limiting step, 26 is a second limiting step, 27 is a second compression spring, 3 is an elastic member, 41 is a positioning protrusion, 411 is a first arc-shaped guide surface, 42 is a first positioning groove, 421 is a first Two arc-shaped guide surfaces, 43 is the second positioning groove, 431 is the third arc-shaped guide surface, 5 is a mounting seat, 51 is a limiting groove, 52 is a limiting pin, 53 is a third positioning groove, 54 is a fourth positioning groove, 6 is a rotating sleeve, 61 is an annular groove, 7 is a switching component, 71 is a switching turntable, 72 is an arc-shaped guide inclined surface, 81 is a limiting slot, 91 is a sliding pin, 92 is a snap groove, 93 is a buckle part, 10 is a rolling curtain rod assembly, and 11 is a rolling curtain rod. DETAILED DESCRIPTION

[0024] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0025] In the description of the present invention, it should be understood that the terms "upper" and "lower" and the like indicate positions or location relationships that are based on the positions or location relationships when the product is in normal use.

[0026] The terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the features.

[0027] See also Figure 1-Figure 9 , the utility model embodiment provides a curtain bracket installation mechanism, including: a bracket 1 and a rolling curtain rod assembly 10, the rolling curtain rod assembly 10 is provided with a mounting shaft 2 that can slide and retract laterally, the mounting shaft 2 can realize the function of extending the rolling curtain rod assembly 10 and retracting in the rolling curtain rod assembly 10 by horizontal sliding, and the axis of the mounting shaft 2 is parallel to the horizontal plane; the mounting shaft 2 is movably sleeved inside the inner side of the rolling curtain rod assembly 10, and the mounting shaft 2 has an extended position and a retracted position when it is extended and retracted, and a mounting hole 101 is provided on the bracket 1, and the mounting hole 101 is used to be plugged with the mounting shaft 2 in the extended position to complete the installation, and an elastic member 3 is provided between the mounting shaft 2 and the rolling curtain rod assembly 10, and the elastic member 3 is used to drive the mounting shaft 2 to extend outward, and a first positioning mechanism and a second positioning mechanism are provided between the rolling curtain rod assembly 10 and the mounting shaft 2, the first positioning mechanism is used to position the mounting shaft 2 in the extended position, and the second positioning mechanism is used to position the mounting shaft 2 in the retracted position, and the rolling curtain rod assembly 10 includes a positioning mechanism for driving the mounting shaft 2 in the extended position The switch component 7 is used to switch between the position and the retracted position; during installation, the installation shaft 2 is first positioned in the retracted position by the second positioning mechanism, and then the installation shaft 2 is aligned with the installation hole 101 so that it can pop up and fall into the installation hole 101, and then the installation shaft 2 is switched from the retracted position to the extended position by the switching component 7, and the installation shaft 2 is positioned in the extended position by the first positioning mechanism. At this time, the installation shaft 2 pops out and extends and falls into the installation hole 101, which is convenient for installation; when disassembly is required, the installation shaft 2 is first switched from the extended position to the retracted position by the switching component 7, and is positioned in the retracted position by the second positioning mechanism. At this time, the installation shaft 2 is out of the installation hole 101, which is convenient for disassembly; the curtain bracket mounting mechanism of the utility model switches the installation shaft to the extended position and the retracted position by the switching component, reduces the difficulty of installation, and is convenient to operate; after installation, the installation shaft can be locked by the first locking release mechanism to avoid the problem that the installation shaft accidentally touches the retracted position and causes the rolling curtain rod assembly to fall, and the use is safe and reliable.

[0028] See also Figure 2 , Figure 5 , Figure 7 , Figure 8 and Fig. 9The first positioning mechanism includes a positioning protrusion 41 and a first positioning groove 42 corresponding to the positioning protrusion 41, and the second positioning mechanism includes a positioning protrusion 41 and a second positioning groove 43 corresponding to the positioning protrusion 41, and the openings of the first positioning groove 42 and the second positioning groove 43 face rightward; the positioning protrusion 41 is arranged on the arc-shaped side wall of the installation shaft 2, and the first positioning groove 42 and the second positioning groove 43 are both arranged on the rolling curtain rod assembly 10; when the installation shaft 2 is in the extended position, the left end of the positioning protrusion 41 falls into the first positioning groove 42 for positioning; when the installation shaft 2 is in the retracted position, the left end of the positioning protrusion 41 falls into the second positioning groove 43 for positioning; through the elastic force of the elastic member, the installation shaft 2 has an elastic force that drives the installation shaft 2 to pop out to the left, so that the left end of the positioning protrusion 41 can fall into the corresponding positioning groove and abut against the groove wall of the positioning groove for positioning; the rolling curtain rod assembly 10 also includes The mounting seat 5 and the rotating sleeve 6 which can rotate circumferentially relative to the mounting seat 5, the rolling rod assembly 10 also includes a rolling rod 11 connected to the mounting seat 5 and rotating synchronously; the mounting shaft 2 is slidably arranged on the mounting seat 5 along its own axial direction, the first positioning groove 42 and the second positioning groove 43 are both arranged on the rotating sleeve 6, the switching component 7 includes a switching dial 71 and an arc-shaped guiding inclined surface 72, the switching dial 71 is integrally fixedly connected with the rotating sleeve 6, and the rotating sleeve 6 is synchronously driven to rotate circumferentially by rotating the switching dial 71 circumferentially; the arc-shaped guiding inclined surface 72 is arranged on the rotating sleeve 6 and is located between the first positioning groove 42 and the second positioning groove 43, and the positioning protrusion 41 abuts against the arc-shaped guiding inclined surface 72; the switching dial 71 is used to drive the rotating sleeve 6 to rotate circumferentially so that the positioning protrusion 41 slides along the arc-shaped guiding inclined surface 72; when the mounting shaft is switched from the extended position to the retracted position, the external force (by hand) is used to move forward (such as Figure 6 The arrow indicates the direction) by rotating the switching dial 71, driving the rotating sleeve 6 to rotate in the forward direction, so that the positioning protrusion 41 disengages from the first positioning groove, and then slides along the arc-shaped guide slope 72 to the second positioning groove. At this time, the rotating switching dial 71 is released to complete the switching operation; when the mounting shaft is switched from the retracted position to the extended position, the switching dial 71 is rotated in the reverse direction (in the opposite direction to the forward direction) by external force, driving the rotating sleeve 6 to rotate in the reverse direction, so that the positioning protrusion 41 disengages from the second positioning groove, and then slides along the arc-shaped guide slope 72 to the first positioning groove (this process can be automatically completed by the elastic force of the elastic member). At this time, the rotating switching dial 71 is released to complete the switching operation, which is convenient to operate.

[0029] See also Figure 2 , Figure 5 , Figure 7 , Figure 8 and Fig. 9The positioning protrusion 41 is provided with a first arc-shaped guide surface 411, and the notch of the first positioning groove 42 is provided with a second arc-shaped guide surface 421 matched with the first arc-shaped guide surface 411, so that the positioning protrusion 41 can slide out of the first positioning groove 42; the notch of the second positioning groove 43 is provided with a third arc-shaped guide surface 431 matched with the first arc-shaped guide surface 411, so that the positioning protrusion 41 can slide out of the second positioning groove 43, avoiding the problem of being stuck and unable to slide out, and the use is reliable; a limited position protrusion 2 is extended along the axial direction of the mounting shaft 2 1. A limiting groove 51 corresponding to the limiting protrusion 21 is provided on the mounting seat 5, and the limiting protrusion 21 is correspondingly inserted into the limiting groove 51 to limit the circumferential rotation of the mounting shaft 2 relative to the mounting seat 5, so that the mounting shaft 2 can only slide along its own axial direction relative to the mounting seat 5; an annular groove 61 is circumferentially provided on the rotating sleeve 6, and a limiting pin 52 is provided on the mounting seat 5. One end of the limiting pin 52 is placed in the annular groove 61 for limiting, so as to limit the axial movement of the rotating sleeve 6 relative to the mounting seat 5, so that the rotating sleeve 6 can only rotate circumferentially relative to the mounting seat 5.

[0030] See also Figure 5-Figure 9 The first locking and releasing mechanism is provided between the roller blind rod assembly 10 and the mounting shaft 2, and the first locking and releasing mechanism is used to lock / release the mounting shaft 2 in the extended position; the first locking and releasing mechanism includes a positioning protrusion 41 and a limiting card slot 81 corresponding to the positioning protrusion 41, and the limiting card slot 81 is provided on the rotating sleeve 6; when locking, when the mounting shaft is in the extended position, the switching dial 71 is rotated in the reverse direction so that the positioning protrusion 41 is inserted into the limiting card slot 81, and the limiting card slot 81 is used to limit the positioning protrusion 41 from sliding along the axial direction of the mounting shaft 2, so as to prevent the external force from accidentally directly touching the mounting shaft 2 and causing it to slide axially, thereby preventing the mounting shaft 2 from accidentally shrinking and causing the roller blind rod assembly to fall; when releasing the lock, the switching dial 71 is rotated forward so that the positioning protrusion 41 is disengaged from the limiting card slot 81, and the mounting shaft 2 can be driven by the external force to shrink inward at this time, and this state can also realize the previous installation method of directly pushing the mounting shaft 2 inward.

[0031] See also Figure 2 , Figure 4 and Figure 5The installation shaft 2 includes a shaft body 22, a first limiting sleeve 23 and a second limiting sleeve 24. The first limiting sleeve 23 is axially slidably sleeved in the shaft body 22, and the second limiting sleeve 24 is axially slidably sleeved in the shaft body 22. The shaft body 22 is provided with a first limiting step 25 for limiting the first limiting sleeve 23 and a second limiting step 26 for limiting the second limiting sleeve 24. The elastic member 3 is a first compression spring abutting between the first limiting sleeve 23 and the rolling curtain rod assembly 10, and the shaft body 22 is driven to pop out to the left by the first compression spring; the first limiting sleeve A second compression spring 27 is abutted between 23 and the second limiting sleeve 24, a spline 241 is arranged on the second limiting sleeve 24, the second limiting sleeve 24 is connected to the shaft body 22 through the spline 241, and a spline groove corresponding to the spline 241 is arranged on the shaft body 22; the second limiting sleeve 24 can slide inwardly along the axial direction of the shaft body 22, so that it is convenient for personnel to use the corresponding spline screwdriver to be inserted into the spline groove of the shaft body 22, so that the shaft body 22 and the switching turntable 71 can rotate relative to each other, so as to realize the functions of switching the position, locking, and releasing the installation shaft.

[0032] See also Figure 1 , Figure 2 , Figure 4 , Figure 5 and Figure 8A second locking and releasing mechanism is provided between the mounting seat 5 and the rotating sleeve 6, and the second locking and releasing mechanism is used to lock / release the mounting seat 5 and the rotating sleeve 6. The second locking and releasing mechanism includes a sliding bayonet 91 and a snap-fitting groove 92 corresponding to the sliding bayonet 91. The sliding bayonet 91 is provided on the mounting seat 5 and slides along the radial direction of the mounting seat 5. The snap-fitting groove 92 is provided on the rotating sleeve 6 and is annularly distributed in a plurality of directions along the circumferential direction of the rotating sleeve 6. In this embodiment, four snap-fitting grooves 92 are distributed in annular directions at equal intervals; when one end of the sliding bayonet 91 is engaged with one of the snap-fitting grooves 92, the rotating sleeve 6 is restricted from circumferentially rotating relative to the mounting seat 5. In this embodiment, when the mounting shaft is in the extended position, the retracted position, and the locked state, a corresponding snap-fitting groove 92 is respectively engaged with the sliding bayonet 91 to limit the position, so that the rotating sleeve 6 will not rotate by mistake; a snap-fitting portion 93 is provided on the sliding bayonet 91, and a snap-fitting portion 93 is provided on the mounting seat 5 to engage with the snap-fitting portion 9 3 corresponding to the third positioning groove 53 and the fourth positioning groove 54, when the sliding bayonet 91 is pushed in, that is, when one end of the sliding bayonet 91 is engaged with one of the engaging grooves 92, the buckle part 93 is engaged with the third positioning groove 53 for positioning; when the sliding bayonet 91 is pulled out, that is, when one end of the sliding bayonet 91 is separated from the engaging groove 92, the buckle part 93 is engaged with the fourth positioning groove 54 for positioning, so that the sliding bayonet 91 is not easily displaced after being pulled out and pushed in, and the second locking release mechanism is prevented from being locked / released by mistake due to the accidental sliding, and the use is reliable; in the utility model, the curtain bracket installation steps are as follows: first, the sliding bayonet 91 is pulled out, and then the switching dial 71 is rotated to make the installation shaft in the retracted position, at this time, the retracted installation shaft is aligned with the installation hole 101, and then the switching dial 71 is rotated to make the installation shaft in the extended position and inserted into the installation hole 101, and then the switching dial 71 is rotated to lock the installation shaft, and finally the sliding bayonet 91 is pushed in to complete the installation.

[0033] The utility model curtain bracket installation mechanism switches the installation shaft to the extended position and the retracted position through the switching component, reduces the installation difficulty and is convenient to operate; after installation, the installation shaft can be locked by the first locking release mechanism, so as to avoid the problem that the installation shaft accidentally touches the retracted position and causes the rolling curtain rod assembly to fall, and the use is safe and reliable; a first arc-shaped guide surface is arranged on the positioning protrusion, and a second arc-shaped guide surface matched with the first arc-shaped guide surface is arranged at the notch of the first positioning groove, so that the positioning protrusion slides out of the first positioning groove; a third arc-shaped guide surface matched with the first arc-shaped guide surface is arranged at the notch of the second positioning groove, so that the positioning protrusion slides out of the second positioning groove, so as to avoid the problem that the positioning protrusion is stuck and cannot slide out, and the use is reliable; when the installation shaft is in the extended position, the retracted position and the locked state, there is a corresponding engaging groove and a sliding bayonet to engage and limit respectively, so that the rotating sleeve will not rotate by mistake; the sliding bayonet is not easy to be displaced after being pulled out and pushed in, so as to avoid the accidental sliding and cause the second locking release mechanism to be locked / released by mistake, and the use is reliable.

[0034] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A curtain bracket installation mechanism, characterized in that: include: A bracket (1) and a curtain rod assembly (10), wherein the curtain rod assembly (10) is provided with a mounting shaft (2) capable of sliding and retracting laterally, the mounting shaft (2) being movably sleeved inside the curtain rod assembly (10), the mounting shaft (2) having an extended position and a retracted position when retracting, a mounting hole (101) being provided on the bracket (1), the mounting hole (101) being used for plugging with the mounting shaft (2) at the extended position, and an elastic member (101) being provided between the mounting shaft (2) and the curtain rod assembly (10). 3), the elastic member (3) is used to drive the installation shaft (2) to extend outward, a first positioning mechanism and a second positioning mechanism are provided between the curtain rolling rod assembly (10) and the installation shaft (2), the first positioning mechanism is used to position the installation shaft (2) at the extended position, and the second positioning mechanism is used to position the installation shaft (2) at the retracted position, and the curtain rolling rod assembly (10) includes a switching component (7) for driving the installation shaft (2) to switch between the extended position and the retracted position.

2. The curtain bracket installation mechanism according to claim 1, characterized in that: The first positioning mechanism comprises a positioning protrusion (41) and a first positioning groove (42) corresponding to the positioning protrusion (41); the second positioning mechanism comprises the positioning protrusion (41) and a second positioning groove (43) corresponding to the positioning protrusion (41); the positioning protrusion (41) is arranged on the mounting shaft (2); and the first positioning groove (42) and the second positioning groove (43) are both arranged on the rolling curtain rod assembly (10).

3. The curtain bracket mounting mechanism according to claim 2, characterized in that: The rolling curtain rod assembly (10) further comprises a mounting seat (5) and a rotating sleeve (6) which can rotate circumferentially relative to the mounting seat (5); the mounting shaft (2) is slidably arranged on the mounting seat (5) along its own axial direction; the first positioning groove (42) and the second positioning groove (43) are both arranged on the rotating sleeve (6); the switching component (7) comprises a switching turntable (71) and an arc-shaped guiding inclined surface (72); the switching turntable (71) is fixedly connected to the rotating sleeve (6); the arc-shaped guiding inclined surface (72) is arranged on the rotating sleeve (6) and is located between the first positioning groove (42) and the second positioning groove (43); the positioning protrusion (41) abuts against the arc-shaped guiding inclined surface (72); the switching turntable (71) is used to drive the rotating sleeve (6) to rotate circumferentially so that the positioning protrusion (41) slides along the arc-shaped guiding inclined surface (72).

4. The curtain bracket mounting mechanism according to claim 3, characterized in that: A first arc-shaped guide surface (411) is arranged on the positioning protrusion (41), a second arc-shaped guide surface (421) matching with the first arc-shaped guide surface (411) is arranged at the notch of the first positioning groove (42), and a third arc-shaped guide surface (431) matching with the first arc-shaped guide surface (411) is arranged at the notch of the second positioning groove (43).

5. The curtain bracket mounting mechanism according to claim 3, characterized in that: A limiting protrusion (21) is provided on the installation shaft (2) extending along its own axial direction, and a limiting groove (51) corresponding to the limiting protrusion (21) is provided on the installation seat (5), and the limiting protrusion (21) is correspondingly inserted into the limiting groove (51) to limit the circumferential rotation of the installation shaft (2) relative to the installation seat (5).

6. The curtain bracket mounting mechanism according to claim 3, characterized in that: The rotating sleeve (6) is provided with an annular groove (61) in the circumferential direction, and the mounting seat (5) is provided with a limit pin (52), one end of the limit pin (52) is placed in the annular groove (61) to limit the axial movement of the rotating sleeve (6) relative to the mounting seat (5).

7. The curtain bracket mounting mechanism according to claim 3, characterized in that: A first locking and releasing mechanism is provided between the rolling curtain rod assembly (10) and the mounting shaft (2), and the first locking and releasing mechanism is used to lock / release the mounting shaft (2) in the extended position; the first locking and releasing mechanism comprises the positioning protrusion (41) and a limiting card slot (81) corresponding to the positioning protrusion (41), and the limiting card slot (81) is provided on the rotating sleeve (6); when locking, the positioning protrusion (41) is inserted into the limiting card slot (81), and the limiting card slot (81) is used to limit the positioning protrusion (41) from sliding along the axial direction of the mounting shaft (2); when releasing, the positioning protrusion (41) is released from the limiting card slot (81).

8. The curtain bracket mounting mechanism according to claim 1, characterized in that: The mounting shaft (2) comprises a shaft body (22), a first limiting sleeve (23) and a second limiting sleeve (24); the first limiting sleeve (23) is axially slidably sleeved in the shaft body (22); the second limiting sleeve (24) is axially slidably sleeved in the shaft body (22); a first limiting step (25) for limiting the first limiting sleeve (23) and a second limiting step (26) for limiting the second limiting sleeve (24) are provided on the shaft body (22); the elastic member (3) is a first compression spring abutting between the first limiting sleeve (23) and the rolling curtain rod assembly (10); a second compression spring (27) abuts between the first limiting sleeve (23) and the second limiting sleeve (24).

9. The curtain bracket mounting mechanism according to claim 3, characterized in that: A second locking and releasing mechanism is provided between the mounting seat (5) and the rotating sleeve (6), and the second locking and releasing mechanism is used for locking / releasing the mounting seat (5) and the rotating sleeve (6). The second locking and releasing mechanism comprises a sliding bayonet (91) and a snap-fitting groove (92) corresponding to the sliding bayonet (91). The sliding bayonet (91) is provided on the mounting seat (5) and slides along the radial direction of the mounting seat (5). A plurality of snap-fitting grooves (92) are provided on the rotating sleeve (6) and are distributed in an annular manner along the circumferential direction of the rotating sleeve (6). When one end of the sliding bayonet (91) is snap-fitted with one of the snap-fitting grooves (92), the rotating sleeve (6) is restricted from rotating circumferentially relative to the mounting seat (5).

10. The curtain bracket mounting mechanism according to claim 9, characterized in that: The sliding bayonet (91) is provided with a buckle portion (93), and the mounting seat (5) is provided with a third positioning groove (53) and a fourth positioning groove (54) corresponding to the buckle portion (93). When one end of the sliding bayonet (91) is engaged with one of the engaging grooves (92), the buckle portion (93) is engaged with the third positioning groove (53) for positioning; when one end of the sliding bayonet (91) is separated from the engaging groove (92), the buckle portion (93) is engaged with the fourth positioning groove (54) for positioning.

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