CN216643748U - Support base - Google Patents

Abstract

A bracket base is used for mounting a bracket and comprises a first plate, a second plate and a vertical rod, wherein the second plate is rotatably connected with the first plate; the upright stanchion is detachably arranged on the first plate or the second plate and used for installing the bracket, wherein the bracket base has a first state that the first plate and the second plate form an included angle alpha and a second state that the first plate and the second plate are parallel; the user can select the first state or the second state of the bracket base according to the requirement, and when the user needs to apply the bracket base to the scene that objects such as a bed head, a sofa, a desk and the like and a wall body have cracks, the first state of the bracket base can be selected; when a user needs to apply the bracket base to a floor, a desktop and other planar scenes, the second state of the bracket base can be selected. Generally, the bracket base has various different using states, can be arranged on objects such as a bed head, a sofa, a table, a tabletop, a floor and the like, has wide application range and has stable supporting effect.

Description

Support base

Technical Field

The utility model relates to the technical field of bases, in particular to a bracket base.

Background

Most of the existing supports such as a mobile phone support, a desk lamp support and the like are arranged on objects such as a bed head and a desk through clamps, the objects such as the bed head and the desk can be damaged by long-time clamping, different clamps are required to be selected according to the thicknesses of the bed head and the desk, the clamps are difficult to select and install, and the use by a user is inconvenient, so that a Chinese patent with the patent number of 201921288025.0 discloses an installation-free support fixing base, a longitudinal plate of the support fixing base is inserted into a crack between the bed head or the desk surface and a wall body, and then the support is connected, so that the effects of installation-free and no damage to the bed head are achieved; however, in the patent, the longitudinal plates, the transverse plates and the upright posts are integrally formed and welded, so that the bed is only suitable for scenes with seams between bed heads and wall bodies, cannot be used for objects such as tables and sofas and scenes without seams such as table tops and floors, and has a small application range.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to solve the problems, the utility model provides the bracket base which is wide in application range.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme:

a bracket base for mounting a bracket, comprising:

a first plate;

a second plate rotatably connected to the first plate;

the upright rod is detachably mounted on the first plate or the second plate and used for mounting the bracket;

the bracket base has a first state that the first plate and the second plate form an included angle alpha and a second state that the first plate and the second plate are parallel.

Preferably, the pole support further comprises a first fixing piece, mounting holes are formed in the first plate and the second plate, and the first fixing piece penetrates through the mounting holes to fix the pole support on the first plate or the second plate.

Preferably, the mounting hole is provided in plurality, and one of the mounting holes is provided at a central position of the first plate or the second plate.

Preferably, the mounting hole is a strip-shaped hole, the vertical rod can slide along the length direction of the mounting hole, and the vertical rod can be fixed at any position on the mounting hole by adjusting the first fixing piece.

Preferably, the connecting assembly is further included, the connecting assembly is respectively connected with the first plate and the second plate, and the first plate can be rotatably connected with the second plate through the connecting assembly.

Preferably, the connecting assembly is a hinge, one end of the hinge is mounted on the first plate, and the other end of the hinge is mounted on the second plate; the second plate is rotated to enable the bracket base to be switched from the first state to the second state or from the second state to the first state.

Preferably, the second plate is provided with a clearance groove, when the bracket base is in the first state, the end part of the first plate is abutted to the clearance groove, and the included angle alpha is equal to 90 degrees.

Preferably, the connection assembly comprises:

the first turntable and the second turntable are both arranged on the first plate and are arranged at intervals to form a gap;

and the third rotary table is arranged on the second plate, can be arranged in the gap and is rotationally connected with the first rotary table and the second rotary table.

Preferably, a first cavity is arranged on the first rotating table, and a limiting toothed ring is fixedly arranged at the bottom of the first cavity;

a second cavity is formed in the second rotary table, a driving piece is arranged in the second cavity, the driving piece is slidably mounted in the second cavity, and a return spring is mounted on the driving piece;

the connecting assembly further comprises a connecting rod, a third through hole is formed in the third rotary table, the connecting rod is mounted on the third through hole and can slide along the depth direction of the third through hole, the first end of the connecting rod is arranged in the first cavity, a limiting gear capable of being meshed with the limiting gear ring is arranged at the first end of the connecting rod, and the second end of the connecting rod is arranged in the second cavity and is in driving connection with the driving piece;

under a normal state, the limiting gear is meshed with the limiting toothed ring, the second plate cannot rotate, the connecting rod can be driven to slide in a forward direction by pressing the driving piece, so that the limiting gear is separated from the limiting toothed ring, the second plate can be adjusted in a rotating mode, acting force on the driving piece is relieved, the connecting rod can be driven to slide in a reverse direction by the reset spring, and the limiting gear is embedded into the limiting toothed ring and meshed with the limiting toothed ring.

Preferably, a plurality of limiting grooves are formed in the circumference of the third through hole, and a plurality of limiting bosses are correspondingly arranged on the connecting rod, so that the connecting rod and the second plate can transmit torque conveniently;

preferably, the adjusting and locking device further comprises an adjusting and locking member, the adjusting and locking member comprises a knob and a connecting rod which are integrally arranged, and the outer wall of one end, far away from the knob, of the connecting rod is in threaded arrangement;

the first plate is provided with a boss, two side faces of the boss are provided with symmetrical connecting holes, and the inner wall of each connecting hole is in threaded arrangement;

the second plate is provided with a groove corresponding to the boss, and two side walls of the groove are provided with through connecting through holes corresponding to the connecting holes;

the connecting rod of the adjusting locking piece can penetrate through the connecting through hole and is in threaded connection with the connecting hole, the knob can abut against the side wall of the second plate, and the knob can be far away from the side wall of the second plate by rotating the adjusting locking piece, so that the bracket base can be switched between a first state and a second state; rotating the adjustment lock may cause the knob to abut the second plate sidewall to secure the holder base in the first state or the second state;

preferably, the outer diameter of the knob is equal to the thickness of the second plate.

(III) advantageous effects

Compared with the prior art, the utility model has the beneficial effects that:

the bracket base is used for mounting a bracket and comprises a first plate, a second plate and a vertical rod, wherein the second plate is rotatably connected with the first plate; the upright stanchion is detachably arranged on the first plate or the second plate and used for installing the bracket, wherein the bracket base has a first state that the first plate and the second plate form an included angle alpha and a second state that the first plate and the second plate are parallel; the user can select the first state or the second state of the bracket base according to the requirement, and when the user needs to apply the bracket base to the scene that objects such as a bed head, a sofa, a desk and the like and a wall body have cracks, the first state of the bracket base can be selected; when a user needs to apply the support base to a floor, a desktop and other planar scenes, the second state of the support base can be selected. Generally, the bracket base has various different using states, can be arranged on objects such as a bed head, a sofa, a table, a tabletop, a floor and the like, has wide application range and has stable supporting effect.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model without limiting the utility model in which:

FIG. 1 is a first schematic diagram illustrating an overall structure of a first embodiment of the present invention;

FIG. 2 is a schematic diagram of the overall structure of the first embodiment of the present invention;

FIG. 3 shows a side view of a first embodiment of the utility model;

FIG. 4 is a schematic diagram showing the overall structure of the first embodiment of the present invention;

FIG. 5 shows an enlarged view of A in FIG. 4;

FIG. 6 is a schematic view showing the overall structure of a second embodiment of the present invention;

FIG. 7 is a first schematic diagram illustrating the overall structure of a third embodiment of the present invention;

fig. 8 is an overall structural view of a third embodiment of the present invention;

FIG. 9 shows a side view of embodiment three of the present invention;

FIG. 10 shows a cross-sectional view B-B of FIG. 9;

fig. 11 is an enlarged view of a portion C of fig. 10, showing a state in which the stopper ring gear is engaged with the stopper gear;

FIG. 12 is an enlarged view of the portion C of FIG. 10, showing a state in which the stopper ring gear is not engaged with the stopper gear;

FIG. 13 is a schematic structural view of a connecting rod according to a third embodiment of the present invention;

FIG. 14 shows a schematic diagram of a first plate structure of a third embodiment of the present invention;

FIG. 15 shows an enlarged view of section D of FIG. 14;

FIG. 16 shows a second plate construction schematic of a fourth embodiment of the present invention;

fig. 17 shows an enlarged view of a portion E in fig. 16;

FIG. 18 is a first schematic view showing the overall structure of the fourth embodiment of the present invention

FIG. 19 is a second drawing showing the overall structure of a fourth embodiment of the present invention;

fig. 20 shows an exploded view of embodiment four of the present invention;

fig. 21 shows an enlarged view of a portion F in fig. 20.

In the figure: 1 first board, 10 mounting holes, 11 bosses, 110 connecting holes, 2 second boards, 20 avoiding grooves, 21 grooves, 3 vertical rods of 210 connecting through holes, 30 connecting holes, 4 connecting assemblies, 41 first rotary tables, 410 first cavities, 411 limiting toothed rings, 42 second rotary tables, 420 second cavities, 43 third rotary tables, 430 third through holes, 431 limiting grooves, 44 connecting rods, 441 limiting gears, 442 transmission circular tables, 443 limiting circular tables, 444 limiting bosses, 45 driving pieces, 450 third cavities, 46 return springs, 6 adjusting pieces, 7 balancing weights, 8 soft rubber pieces, 9 adjusting locking pieces, 90 knobs and 91 connecting rods.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-5, the present embodiment discloses a bracket base for mounting a bracket, which includes a first plate 1, a second plate 2 and a vertical rod 3, wherein the second plate 2 is rotatably connected to the first plate 1; the upright rod 3 is detachably mounted on the first plate 1 or the second plate 2, and the upright rod 3 is used for mounting a bracket, wherein the bracket base has a first state that the first plate 1 and the second plate 2 form an included angle alpha and a second state that the first plate 1 and the second plate 2 are parallel. Specifically, when the bracket base is in a second state, the first plate 1 and the second plate 2 are both in surface contact with a stressed object, so that the bracket base has the largest contact area with the stressed object, and the stability of the bracket base in the use process is enhanced; in addition, first board 1 and second board 2 all adopt the heavier and higher steel sheet material of intensity of weight to make this support base can stable support when using, avoid this support base the condition that rocks at will to appear in the use.

Based on above-mentioned scheme, the user can select practical this support base first state or second state according to the demand, when the user needs to use this support base when objects such as head of a bed, sofa, desk and wall body have the scene of crack, can choose for use this support base's first state for use, specific use as follows: carry out erection joint with first board 1 and second board 2, the user can install pole setting 3 on first board 1 or second board 2 according to the demand, and this embodiment installs pole setting 3 on first board 1, and the using-way of this support base is as follows: the support base is mainly used for a bed head, a sofa and a table, for convenience of description, the embodiment only explains the scene that the support base is applied to the bed head, specifically, the second plate 2 of the assembled support base is inserted into a crack between a wall body and the bed head, so that the first plate 1 is positioned on the upper surface of the bed head, and then the support is arranged on the upright stanchion 3, and because an included angle alpha is formed between the first plate 1 and the second plate 2, the support on the first plate 1 is provided with electronic equipment, under the condition of weight increment, the first plate 1 is tightly attached to the upper surface of the bed head, and the second plate 2 is abutted against the wall body or the side wall of the bed head, so that a stable supporting effect is achieved; in the use process, the user can adjust the position of the support base on the bed head at will according to the requirement, the support can be stably supported without the help of a clamp, and the damage to objects such as the bed head, a sofa table and the like can be avoided. This support base can carry out the outrigger, and the user of being convenient for uses, and can not cause the harm to the object.

When a user needs to apply the bracket base to a scene with a plane such as a floor, a desktop and the like, the second state of the bracket base can be selected, and the specific use mode is as follows; rotate the second board 2 and make second board 2 and first board 1 be parallel to each other (be in the coplanar), can select to install pole setting 3 on second board 2 or first board 1 this moment, and with the support mounting on pole setting 3 can, because first board 1 and second board 2 all with floor or desktop contact, the contact surface connects greatly, and first board 1 and second board 2 all adopt the steel sheet material to make, and weight is big, makes this support base have stronger stable supporting effect when being the second state.

Generally speaking, the bracket base has various unused use states, can be arranged on objects such as a bed head, a sofa, a table top, a floor and the like, has wide application range and has stable supporting effect.

Referring to fig. 1 to 5, the bracket base further includes a first fixing member, the first plate 1 and the second plate 2 are both provided with a mounting hole 10, the first fixing member penetrates through the mounting hole 10 to fix the upright rod 3 on the first plate 1 or the second plate 2, specifically, the first fixing member may adopt a connection standard member such as a screw or a pin, in this embodiment, the first fixing member is preferably a screw, the upright rod 3 is correspondingly provided with a threaded hole, the first fixing member penetrates through the mounting hole 10 and is in threaded connection with the threaded hole on the upright rod 3 to fix the upright rod 3 on the first plate 1 or the second plate 2, it should be noted that the mounting hole 10 adopts a countersunk hole design, so that when the first fixing member fixes the upright rod 3 on the first plate 1 or the second plate 2, the surface of the first plate 1 or the second plate 2 is flat and free of protrusion, thereby preventing the bracket from causing a wall body for the first protrusion in use, Damage to the surface of objects such as a bed head and a sofa. It should be noted that the first fixing member is a standard member, and therefore, no reference numeral is given in the drawings.

Further, in order to facilitate the user to adjust the position of the bracket on the bracket base according to the requirement, the mounting holes 10 are provided with a plurality of mounting holes, and one of the mounting holes 10 is provided at the central position of the first plate 1 or the second plate 2, in this embodiment, the first plate 1 and the second plate 2 are respectively provided with five mounting holes 10, and one of the mounting holes 10 is arranged in the center, the user can select to fix the upright rod 3 on the corresponding mounting hole 10 according to the requirement, in this embodiment, the upright rod 3 is preferably fixed on the mounting hole 10 in the center, so that the left and right sides of the first plate 1 or the second plate 2 provided with the upright rod 3 are symmetrical and stable when the bracket is used, and the support of the bracket is more stable.

Referring to fig. 1 and fig. 2, this support base still includes regulating part 6, be equipped with connecting hole 30 on the pole setting 3, the support stretches into in the connecting hole 30, accessible regulating part 6 is fixed the support in the connecting hole 30 of pole setting 3, and is concrete, regulating part 6 comprises knob and screw rod, connecting hole 30 and 3 coaxial designs of pole setting, 3 lateral walls of pole setting still offer with the screw hole of 6 threaded connection of regulating part, the screw hole is the design of radially extending, after the support inserts in the connecting hole 30, through rotatory regulating part 6 and support butt, can fix the support on pole setting 3.

Referring to fig. 4, the bracket base further comprises a balancing weight 7, the balancing weight 7 is detachably mounted on the first plate 1 or the second plate 2, specifically, a threaded hole is formed in the balancing weight 7, the balancing weight can be fixed on the first plate 1 and the second plate 2 through a mounting hole 10 without the vertical rod 3, and the balancing weight 7 is hung on the first plate 1 and the second plate 2, so that the bracket base is integrally more stable.

Referring to the attached drawing 1, the bracket base further comprises a plurality of soft rubber members 8, the soft rubber members 8 are respectively detachably mounted on the first plate 1 and the second plate 2, the thicknesses of the different soft rubber members 8 are different, specifically, the soft rubber members 8 are mainly mounted at the bottom of the first plate 1, namely, the surface of the first plate 1 contacting with the surfaces of a bed head, a sofa, a table and the like, and the first plate 1 is mounted with the soft rubber members 8, so that the surface of the bed head, the sofa and the table is further prevented from being damaged by the first plate 1; the soft rubber part 8 can also be arranged on the side surface of the second plate 2, so that the effect of protecting the wall body is achieved, in addition, the soft rubber part 8 with different thicknesses can be selected and used according to the size of the crack between the bed head and the wall body, so that an overlarge gap can not exist between the second plate 2 inserted into the crack and the wall body, and the unstable adverse condition is supported.

In this embodiment, the flexible glue member 8 is adhered to the first plate 1 and the second plate 2 by glue, and directly fixed on the first plate 1 and the second plate 2, and is not easy to fall off when in use.

It should also be noted that the support base can be used as a base of a support of mobile electronic devices such as a mobile phone and a tablet computer, and can also be used as a support base of other electronic devices such as a floor lamp, a desk lamp and a projector, and therefore, the support base of the present invention has different usage scenarios according to different installation modes of the first plate 1, the second plate 2 and the upright rod 3 in addition to the first state and the second state.

Referring to fig. 1 and 2, in order to realize the rotational connection between the first board 1 and the second board 2, so that the rack base has a first state and a second state which can be switched with each other, and expand the use scene of the rack base, the rack base further includes a connection assembly 4, the connection assembly 4 is respectively connected with the first board 1 and the second board 2, and the first board 1 can be rotationally connected with the second board 2 through the connection assembly 4.

In the present embodiment, the connecting assembly 4 is a hinge, one end of which is mounted on the first plate 1 and the other end of which is mounted on the second plate 2; the second plate 2 is rotated, so that the bracket base can be switched from the first state to the second state or from the second state to the first state.

Referring to fig. 5, the second plate 2 is provided with a clearance groove 20, when the bracket base is in the first state, the end of the first plate 1 abuts against the clearance groove 20, and the included angle α is equal to 90 degrees, specifically, when the second plate 2 is rotated, the clearance groove 20 on the second plate 2 can abut against the end of the first plate 1, so that the included angle α between the first plate 1 and the second plate 2 is equal to 90 degrees, and the bracket base can be applied to articles such as a bed head, a sofa, a table, and the like.

The second embodiment will be described in detail with reference to the accompanying drawings, only the differences from the first embodiment will be described.

Referring to fig. 6, in order to facilitate the user to adjust the bracket installed on the bracket base and meet the diversified requirements of the user, the installation hole 10 is a strip-shaped hole, the upright rod 3 can slide along the length direction of the installation hole 10, and the upright rod 3 can be fixed at any position on the installation hole 10 by adjusting the first fixing piece.

The third embodiment is described in detail below with reference to the accompanying drawings, only the differences from the first embodiment are described in detail.

Referring to fig. 7-17, in the present embodiment, the connecting assembly 4 includes a first turntable 41, a second turntable 42, and a third turntable 43; the first rotary table 41 and the second rotary table 42 are both arranged on the first plate 1, and the first rotary table 41 and the second rotary table 42 are arranged at intervals to form a gap; a third turntable 43 is mounted on the second plate 2, the third turntable 43 being placeable in the gap, and the third turntable 43 being rotatably connected to the first and second turntables 41, 42. Specifically, first revolving stage 41 and second revolving stage 42 are connected on first board 1 through integrated into one piece mode, third revolving stage 43 is connected on second board 2 through integrated into one piece mode, third revolving stage 43 can set up bull stick and first revolving stage 41 through self, second revolving stage 42 rotates and is connected, also can realize with first revolving stage 41 through installing a bull stick additional, second revolving stage 42 rotates and is connected, and then realize the rotation relation of connection between first board 1 and the second board 2, make this support base have the first state and the second state that can the interconversion, and then enlarge this support base's use scene.

In order to prevent the first plate 1 and the second plate 2 from rotating freely when the rack base is switched to the first state or the second state, and to enhance the stability of the rack base in use, in this embodiment, the connecting assembly 4 further includes a connecting rod 44 for connecting the first turntable 41, the second turntable 42, and the third turntable 43, and the specific embodiment is as follows:

a first cavity 410 is arranged on the first rotating platform 41, and a limiting toothed ring 411 is fixedly arranged at the bottom of the first cavity 410; a second cavity 420 is formed in the second rotary table 42, a driving part 45 is arranged in the second cavity 420, the driving part 45 is slidably mounted in the second cavity 420, and a return spring 46 is mounted on the driving part 45; a third through hole 430 is formed in the third rotary table 43, the connecting rod 44 is mounted on the third through hole 430, the connecting rod 44 can slide along the depth direction of the third through hole 430, a first end of the connecting rod 44 is arranged in the first cavity 410, a limiting gear 441 capable of being meshed with the limiting gear ring 411 is arranged at the first end of the connecting rod 44, and a second end of the connecting rod 44 is arranged in the second cavity 420 and is in driving connection with the driving piece 45;

when the connecting rod 44 is installed, the second end of the connecting rod 44 sequentially passes through the first cavity 410 and the third through hole 430, and is finally placed in the second cavity 420 to be in driving connection with the driving part 45, and the limiting gear 441 at the first end of the connecting rod 44 is embedded in the limiting gear ring 411, it should be noted that the connecting rod 44 can only slide along the depth direction of the third through hole 430, and cannot perform circumferential rotation, that is, the second plate 2 and the connecting rod 44 rotate simultaneously when rotating; in addition, since the limit gear ring 411 is fixedly disposed in the first cavity 410, when the limit gear 441 is embedded in the limit gear ring 411, an external force is applied to the second plate 2, so that the second plate 2 cannot be rotated, and when the driving member 45 drives the connecting rod 44 to slide in the forward direction (the arrow direction in fig. 11 and 12 is the forward direction), so that the limit gear 441 is separated from the limit gear ring 411, and then the external force is applied to the second plate 2, so that the second plate 2 can rotate relative to the first plate 1.

Wherein, under the normality, limiting gear 441 and limiting toothed ring 411 mesh, and second board 2 can't rotate, presses driving piece 45 and can orders about connecting rod 44 forward slip for limiting gear 441 breaks away from limiting toothed ring 411, and second board 2 can rotate and adjust, releases the effort on driving piece 45, and reset spring 46 can order about connecting rod 44 reverse slip, makes limiting gear 441 imbed limiting toothed ring 411 and intermeshing.

Referring to fig. 13 and 17, a plurality of limiting grooves 431 are formed on the circumference of the third through hole 430, and a plurality of limiting bosses 444 are correspondingly formed on the connecting rod 44, so that the connecting rod 44 and the second plate 2 transmit torque, and the second plate 2 and the connecting rod 44 rotate simultaneously when rotating.

It should be noted that, as shown in fig. 11 and 12, the connecting rod 44 is screwed with the transmission truncated cone 442 near the second end of the connecting rod 44, the second end of the connecting rod 44 is screwed with the limiting truncated cone 443, the driving member 45 is further provided with a third cavity 450, during the installation process, after the connecting rod 44 extends into the second cavity 420, the transmission truncated cone 442 is installed at the designated position of the second end of the connecting rod 44, then the driving member 45 with the return spring 46 installed therein is installed into the second cavity 420, at this time, the second end of the connecting rod 44 extends into the third cavity 450, the limiting truncated cone 443 is installed at the second end of the connecting rod 44, during the use process, the driving member 45 is pressed, so that the outer wall of the driving member 45 abuts against the transmission truncated cone 442, the connecting rod 44 is driven to slide positively, and after the acting force on the driving member 45 is released, the return spring 46 drives the driving member 45 to slide in the opposite pressing direction, at this time, the inner wall of the driving member 45 abuts against the limiting truncated cone 443, and the connecting rod 44 is driven to slide reversely.

Fourth embodiment, only the differences from the first embodiment will be described in detail with reference to the accompanying drawings

Referring to fig. 18-21, the bracket base further comprises an adjusting locking member 9, the adjusting locking member 9 comprises a knob 90 and a connecting rod 91 which are integrally arranged, and the outer wall of one end of the connecting rod 91, which is far away from the knob 90, is provided with threads; the first plate 1 is provided with a boss 11, two side surfaces of the boss 11 are provided with symmetrical connecting holes 110, and the inner wall of each connecting hole 110 is in threaded arrangement; the second plate 2 is provided with a groove 21 corresponding to the boss 11, and two side walls of the groove 21 are provided with through connecting through holes 210 corresponding to the connecting holes 110;

the connecting rod 91 of the adjusting locking member 9 can penetrate through the connecting through hole 210 and be in threaded connection with the connecting hole 110, and the knob 90 can abut against the side wall of the second plate 2, specifically, the length of the connecting rod 91 is smaller than the depth of the connecting through hole 110 plus the connecting through hole 210, so that when the adjusting locking member 9 is rotated, the knob 90 can abut against and press the side wall of the second plate 2, the second plate 2 is abutted and pressed by the knob 90, and the connecting rod 91 is in threaded connection with the connecting hole 110 on the first plate 1, so that the second plate 2 is fixed on the first plate 1 without relative rotation, when the adjusting locking member 9 is rotated, the knob 90 is far away from the side wall of the second plate 2, at the moment, the first plate 1 and the second plate 2 can relatively rotate, wherein the adjusting locking member 9 is rotated so that the knob 90 is far away from the side wall of the second plate 2, so that the bracket base can be switched between the first state and the second state; rotation of the adjustment lock 9 causes the knob 90 to abut the second plate 2 side wall to secure the stand base in either the first or second state.

In order to make the stand base have a flat contact surface when being used and placed on a floor, a table top and other objects, the outer diameter of the knob 90 is equal to the thickness of the second plate 2, thereby enhancing the stability of the stand base when being used.

In addition, different from the vertical rod 3 in the first embodiment, the vertical rod 3 in the first embodiment can also be provided with the vertical rod 3 with external threads for the outer wall, and can be directly installed on the vertical rod 3 in a threaded manner aiming at individual special supports, so that additional parts are not needed for fixing, and the fixing device is more convenient and practical.

It should be noted that although embodiments of the present invention have been shown and described, it would be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (12)

1. The utility model provides a support base for the installing support, its characterized in that includes:

a first plate (1);

a second plate (2), the second plate (2) being rotatably connected to the first plate (1);

the upright rod (3), the upright rod (3) is detachably mounted on the first plate (1) or the second plate (2), and the upright rod (3) is used for mounting the bracket;

wherein the bracket base has a first state in which the first plate (1) and the second plate (2) form an included angle alpha and a second state in which the first plate (1) and the second plate (2) are parallel.

2. The rack base according to claim 1, characterized in that, it further comprises a first fixing member, the first plate (1) and the second plate (2) are provided with mounting holes (10), and the first fixing member penetrates through the mounting holes (10) to fix the upright (3) on the first plate (1) or the second plate (2).

3. A rack base according to claim 2, characterized in that said mounting hole (10) is provided in plurality, and one of said mounting holes (10) is provided in a central position of said first plate (1) or said second plate (2).

4. The support base of claim 2, wherein the mounting hole (10) is a strip-shaped hole, the upright (3) can slide along the length direction of the mounting hole (10), and the upright (3) can be fixed at any position on the mounting hole (10) by adjusting the first fixing piece.

5. A rack foundation according to claim 1, further comprising a connecting assembly (4), said connecting assembly (4) connecting said first plate (1) and said second plate (2) respectively, said first plate (1) being rotatably connected to said second plate (2) by said connecting assembly (4).

6. A rack base according to claim 5, characterized in that said connecting members (4) are hinges mounted on said first plate (1) at one end and on said second plate (2) at the other end; the second plate (2) is rotated to switch the bracket base from the first state to the second state or from the second state to the first state.

7. The bracket base according to claim 6, wherein the second plate (2) is provided with a clearance groove (20), when the bracket base is in the first state, the end of the first plate (1) is abutted against the clearance groove (20), and the included angle α is equal to 90 degrees.

8. A rack foundation according to claim 5, characterised in that the connection assembly (4) comprises:

the first rotary table (41) and the second rotary table (42), wherein the first rotary table (41) and the second rotary table (42) are both arranged on the first plate (1), and gaps are formed between the first rotary table (41) and the second rotary table (42) at intervals;

a third turntable (43), said third turntable (43) being mounted on said second plate (2), said third turntable (43) being placeable in said gap, and said third turntable (43) being rotationally connected to said first turntable (41) and said second turntable (42).

9. A rack base as claimed in claim 8,

a first cavity (410) is formed in the first rotary table (41), and a limiting toothed ring (411) is fixedly arranged at the bottom of the first cavity (410);

a second cavity (420) is formed in the second rotary table (42), a driving part (45) is arranged in the second cavity (420), the driving part (45) is slidably mounted in the second cavity (420), and a return spring (46) is mounted on the driving part (45);

the connecting assembly (4) further comprises a connecting rod (44), a third through hole (430) is formed in the third rotary table (43), the connecting rod (44) is mounted on the third through hole (430), the connecting rod (44) can slide along the depth direction of the third through hole (430), a first end of the connecting rod (44) is arranged in the first cavity (410), a limiting gear (441) capable of being meshed with the limiting gear ring (411) is arranged at the first end of the connecting rod (44), and a second end of the connecting rod (44) is arranged in the second cavity (420) and is in driving connection with the driving piece (45);

under normal conditions, the limiting gear (441) is meshed with the limiting gear ring (411), the second plate (2) cannot rotate, the driving piece (45) is pressed to drive the connecting rod (44) to slide forwards, so that the limiting gear (441) is separated from the limiting gear ring (411), the second plate (2) can be adjusted in a rotating mode, acting force on the driving piece (45) is relieved, the return spring (46) can drive the connecting rod (44) to slide reversely, and the limiting gear (441) is embedded into the limiting gear ring (411) and meshed with each other.

10. The bracket base of claim 9, wherein a plurality of limiting grooves (431) are formed on the circumference of the third through hole (430), and a plurality of limiting bosses (444) are correspondingly formed on the connecting rod (44) so as to facilitate the torque transmission between the connecting rod (44) and the second plate (2).

11. The carrier base of claim 1, further comprising

The adjusting and locking piece (9) comprises a knob (90) and a connecting rod (91) which are integrally arranged, and the outer wall of one end, far away from the knob (90), of the connecting rod (91) is in threaded arrangement;

the first plate (1) is provided with a boss (11), two side faces of the boss (11) are provided with symmetrical connecting holes (110), and the inner wall of each connecting hole (110) is in threaded arrangement;

the second plate (2) is provided with a groove (21) corresponding to the boss (11), and two side walls of the groove (21) are provided with through connecting through holes (210) corresponding to the connecting holes (110);

the connecting rod (91) of the adjusting locking piece (9) can penetrate through the connecting through hole (210) and is in threaded connection with the connecting hole (110), the knob (90) can abut against the side wall of the second plate (2), and the knob (90) can be far away from the side wall of the second plate (2) by rotating the adjusting locking piece (9), so that the bracket base can be switched between a first state and a second state; rotation of the adjustment lock (9) causes the knob (90) to abut the second plate (2) side wall to secure the holder base in either the first or second state.

12. A rack base according to claim 11, characterized in that the outer diameter of said knob (90) is equal to the thickness of said second plate (2).

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