阅读说明：本技术 一种滚筒刷支架 (Roller brush support ) 是由 孙培 于 2021-10-18 设计创作，主要内容包括：本发明涉及滚筒刷领域,公开了一种滚筒刷支架,其技术方案要点是包括架体,架体上设置有旋钮、动力组件以及两个相对设置的支撑臂,通过旋钮的方式来改变两个支撑臂之间的夹角,旋钮设置为中空环状,将旋钮套设在环形槽内,可以限制旋钮在支杆长度方向上的移动,相比于小型的转动旋钮,增加了转动半径,使得使用者在转动过程中,更加的省力,通过锁定件插入或脱离槽口来实现限制旋钮转动的功能,在解开锁定部的限制后,旋钮处于可以被转动的状态,人为转动旋钮,通过动力组件传动,使得两个支撑臂之间张开或收缩,可以适应不同的滚筒,并且滚筒被夹紧于两个支柱之间,在使用过程中,可以防止滚筒的掉落。(The invention relates to the field of roller brushes, and discloses a roller brush support, which has the technical scheme that the roller brush support comprises a support body, wherein a knob, a power assembly and two opposite supporting arms are arranged on the support body, an included angle between the two supporting arms is changed in a knob mode, the knob is arranged in a hollow ring shape, the knob is sleeved in an annular groove and can limit the movement of the knob in the length direction of a supporting rod, compared with a small-sized rotating knob, the rotating radius is increased, a user can save more labor in the rotating process, the function of limiting the rotation of the knob is realized by inserting a locking piece into or separating from a notch, after the limitation of a locking part is released, the knob is in a rotatable state, the knob is manually rotated, the two supporting arms are opened or contracted through the transmission of the power assembly, the roller brush support can adapt to different rollers, and the roller is clamped between two supporting rods, the falling of the drum can be prevented during use.)

1. The utility model provides a cylinder brush support, includes support body (1), its characterized in that: the support body (1) is provided with a knob (2), a power assembly (3) and two opposite support arms (4), and under the action of external force, the knob (2) rotates and passes through the power assembly (3) so that the support arms (4) are opened or contracted, the support body (1) is further provided with a locking part (5), and the locking part (5) is used for limiting the rotation of the knob (2).

2. A roller brush holder as claimed in claim 1, wherein: the support body (1) comprises a supporting rod (11), and the rotating direction of the knob (2) is the circumferential direction of the supporting rod (11).

3. A roller brush holder as claimed in claim 2, wherein: the frame body (1) also comprises a shell (12), the shell (12) and the support rod (11) are integrally formed, the power assembly (3) comprises a transmission part (31), a rotating rod (32) and a first gear (33), the rotating rod (32) is rotatably connected between the shell (12) and the supporting rod (11), the first gear (33) is rotationally connected in the support rod (11), the rotating rod (32) is fixedly connected with a second gear (34), the first gear (33) is meshed with the second gear (34), the support rod (11) is provided with a through hole (111), the inner side of the knob (2) is provided with inner teeth (21), the first gear (33) penetrates through the through hole (111) to be meshed with the inner teeth (21), when dwang (32) rotate, dwang (32) pass through transmission portion (31) is so that support arm (4) expand or contract.

4. A roller brush holder according to claim 3, wherein: support arm (4) with casing (12) rotate to be connected, transmission portion (31) are including setting up screw thread (321) on dwang (32) and setting are in ring gear (41) on support arm (4), ring gear (41) with screw thread (321) meshing.

5. A roller brush holder as claimed in claim 2, wherein: the locking part (5) comprises a locking piece (51) and a groove (52) formed in the shell (12), wherein the locking piece (51) is connected in the groove (52) in a sliding mode, and under the action of external force, the locking piece (51) is embedded into or separated from the knob (2).

6. A roller brush holder as claimed in claim 5, wherein: the locking piece (51) is provided with a rack (511), and when the locking piece (51) moves into the knob (2), the rack (511) is meshed with the internal teeth (21).

7. A roller brush holder as claimed in claim 4, wherein: rotation hole (121) have all been seted up to the both sides that casing (12) are relative, the one end of support arm (4) is provided with ring (122), ring gear (41) set up in ring (122) lateral surface, fixedly connected with arc (6) in casing (12), arc (6) with ring (122) concentric setting, spacing groove (61) have been seted up on arc (6), support arm (4) stretch out to correspond rotation hole (121) to slide and correspond in spacing groove (61).

8. A roller brush holder as claimed in claim 7, wherein: one end of the supporting arm (4) departing from the circular ring (122) is hinged with a support post (42), and the two support posts (42) are arranged oppositely.

9. A roller brush holder according to claim 3, wherein: be provided with a plurality of ring (322) on dwang (32), be provided with a plurality of annular groove (123) in casing (12), annular groove (123) with ring (322) one-to-one to looks adaptation.

Technical Field

The invention relates to the field of roller brushes, in particular to a roller brush support.

Background

The roller brush is a tool for rolling and coating large-area paint, and is frequently used in daily architectural decoration engineering, and the structure of the roller brush comprises a supporting arm and a roller, and the roller is arranged on the supporting arm to realize installation;

when the roller brush is used, the roller can displace on the supporting arm, which may cause the deviation of the roller coating direction when a user performs roller coating, and the roller coating direction needs to be adjusted continuously, and also causes the roller coating surface to be uneven when the roller coating direction is adjusted;

for preventing the cylinder from taking place the displacement on the support arm, fix cylinder and support arm, lead to comparatively difficult when changing the cylinder of different length size.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a roller brush bracket which is used for conveniently replacing a roller and preventing the roller from moving.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a roller brush support, includes the support body, be provided with the support arm of knob, power component and two relative settings on the support body, under the external force was used, the knob rotates and passes through power component so that the support arm opens or contracts, still be provided with the sticking department on the support body, the sticking department is used for the restriction the rotation of knob.

As a further improvement of the invention, the rack body comprises a support rod, and the rotation direction of the knob is the circumferential direction of the support rod.

As a further improvement of the present invention, the rack further includes a housing, the housing and the support rod are integrally formed, the power assembly includes a transmission portion, a rotating rod and a first gear, the rotating rod is rotatably connected between the housing and the support rod, the first gear is rotatably connected in the support rod, a second gear is fixedly connected to the rotating rod, the first gear is engaged with the second gear, the support rod is provided with a through hole, inner teeth are disposed on the inner side of the knob, the first gear passes through the through hole and is engaged with the inner teeth, and when the rotating rod rotates, the rotating rod passes through the transmission portion to expand or contract the support arm.

As a further improvement of the present invention, the support arm is rotatably connected to the housing, and the transmission portion includes a thread provided on the rotation lever and a ring gear provided on the support arm, the ring gear being engaged with the thread.

As a further improvement of the present invention, the locking portion includes a locking member and a groove formed on the housing, and the locking member is slidably connected in the groove and is engaged with or disengaged from the knob under an external force.

As a further improvement of the invention, the locking piece is provided with a rack which is meshed with the internal teeth when the locking piece moves into the knob.

As a further improvement of the present invention, two opposite sides of the housing are both provided with a rotation hole, one end of the support arm is provided with a circular ring, the gear ring is arranged on the outer side surface of the circular ring, an arc-shaped plate is fixedly connected in the housing, the arc-shaped plate and the circular ring are concentrically arranged, the arc-shaped plate is provided with a limit groove, and the support arm extends out of the corresponding rotation hole and slides in the corresponding limit groove.

As a further improvement of the invention, one end of the supporting arm, which is far away from the circular ring, is hinged with a support column, and the two support columns are oppositely arranged.

As a further improvement of the invention, the rotating rod is provided with a plurality of ring rings, a plurality of ring grooves are arranged in the shell, and the ring grooves correspond to the ring rings one by one and are matched with the ring rings.

The invention has the beneficial effects that: according to the invention, the included angle between the two supporting arms is changed in a knob mode, the knob is arranged in a hollow ring shape, the knob is sleeved in the annular groove, the knob can be limited to move in the length direction of the supporting rod, compared with a small-sized rotating knob, the rotating radius is increased, a user can save more labor in the rotating process, the function of limiting the rotation of the knob is realized by inserting the locking piece into or separating the locking piece from the groove opening, after the limitation of the locking part is released, the knob is in a rotatable state, the knob is manually rotated, the two supporting arms are opened or contracted through the transmission of the power assembly, different rollers can be adapted, and the rollers are clamped between the two supporting columns, and can be prevented from falling off in the using process.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the present invention with the knob removed;

FIG. 3 is a schematic view of the internal structure of the present invention;

fig. 4 is a schematic view of the knob according to the present invention.

Reference numerals: 1. a frame body; 11. a strut; 111. a through hole; 12. a housing; 121. rotating the hole; 122. a circular ring; 123. a ring groove; 2. a knob; 21. internal teeth; 3. a power assembly; 31. a transmission section; 32. rotating the rod; 321. a thread; 322. a loop; 33. a first gear; 34. a second gear; 4. a support arm; 41. a ring gear; 42. a pillar; 5. a locking portion; 51. a locking member; 511. a rack; 52. a groove; 6. an arc-shaped plate; 61. a limiting groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Referring to fig. 1 to 4, the roller brush holder according to the embodiment includes a holder body 1, the holder body 1 includes a support rod 11, a rotation direction of a knob 2 is a circumferential direction of the support rod 11, the knob 2 can be sleeved on the support rod 11, the knob 2 is set to be a hollow ring, an anti-slip pattern is provided on an outer side surface of the knob 2 to increase a friction force between the user and the holder, an annular groove is provided on the support rod 11, the knob 2 is sleeved in the annular groove to limit movement of the knob 2 in a length direction of the support rod 11, compared with a small-sized knob 2, a rotation radius is increased to enable the user to save more labor during rotation, the holder body 1 is provided with the knob 2, a power assembly 3 and two support arms 4 which are oppositely disposed, under the application of an external force, the knob 2 rotates and the support arms 4 are opened or contracted through the power assembly 3, a locking portion 5 is further provided on the holder body 1, the locking part 5 is used for limiting the rotation of the knob 2, the locking part 5 comprises a locking piece 51 and a groove 52 which is opened on the shell 12, the locking piece 51 is connected in the groove 52 in a sliding way, the sliding direction of the locking piece 51 is along the length direction of the support rod 11, the groove 52 limits the locking piece 51 to move upwards in the same direction as the rotation direction of the knob 2, under the action of external force, the locking piece 51 is embedded in or separated from the knob 2, a notch can be opened on the knob 2, the function of limiting the rotation of the knob 2 is realized by inserting or separating the locking piece 51 into or from the notch, after the limitation of the locking part 5 is released, the knob 2 is in a rotatable state, the knob 2 is manually rotated, the power assembly 3 is used for transmission, so that the two support arms 4 are expanded or contracted, namely, the distance between the two support posts 42 is close to or far away from each other, and the distance between the support posts 42 on the two support arms 4 is adjusted, different rollers can be accommodated and clamped between the two posts 42 to prevent the rollers from falling off during use.

Referring to fig. 2, the locking member 51 is provided with a rack 511, and when the locking member 51 is moved into the knob 2, the rack 511 is engaged with the internal teeth 21, so that when the knob 2 is rotated to any position, the rack 511 of the locking member 51 is engaged with the internal teeth 21, thereby limiting the rotation of the knob 2.

Referring to fig. 1, 2, 3 and 4, the frame body 1 further includes a shell 12, the shell 12 and the supporting rod 11 are integrally formed, the supporting rod 11 is hollow, the shell 12 includes an upper shell and a lower shell, the upper shell and the lower shell are detachably connected, and are fixed by standard components such as screws, an internal thread 321 hole is formed at one end of the supporting rod 11 away from the shell 12, and can be connected with other rod-shaped objects by the internal thread 321 hole via the thread 321, so as to extend the length of the supporting rod 11, a rubber sleeve is sleeved on the outer side surface of the supporting rod 11, so as to increase the holding feeling of a user, the power assembly 3 includes a transmission part 31, a rotating rod 32 and a first gear 33, the rotating rod 32 is rotatably connected between the shell 12 and the supporting rod 11, the first gear 33 is rotatably connected in the supporting rod 11, a second gear 34 is fixedly connected to the rotating rod 32, the first gear 33 is engaged with the second gear 34, and the supporting rod 11 is provided with a through hole 111, the inner side of the knob 2 is provided with the inner teeth 21, the first gear 33 passes through the through hole 111 to be meshed with the inner teeth 21, when the rotating rod 32 rotates, the rotating rod 32 passes through the transmission part 31 to enable the supporting arm 4 to expand or contract, the first gear 33 is arranged between the inner teeth 21 and the second gear 34, the transmission ratio is changed, the position difference between the second gear 34 and the inner teeth 21 is changed, the transmission rod and the second gear 34 are conveniently installed inside the supporting rod 11 and the shell 12, and the transmission rod and the second gear 34 are installed under the condition that the structure of the supporting rod 11 and the shell 12 is not changed.

Referring to fig. 3, the supporting arm 4 is rotatably connected to the housing 12, the transmission portion 31 includes a thread 321 disposed on the rotating rod 32 and a gear ring 41 disposed on the supporting arm 4, the two gear rings 41 are respectively disposed on two sides of the thread 321 to form a worm and gear structure, the transmission is stable, and the gear ring 41 is engaged with the thread 321. The two opposite sides of the shell 12 are respectively provided with a rotating hole 121, one end of the supporting arm 4 is provided with a ring 122, the gear ring 41 is arranged on the outer side surface of the ring 122, the upper shell and the lower shell are respectively provided with a ring block, after the upper shell and the lower shell are fixed, the ring 122 is embedded between the upper ring block and the lower ring block, so that the ring 122 forms a rotating connection, the ring 122 is convenient to disassemble and assemble, the structures of other parts can not be damaged in the disassembling and assembling process, the shell 12 is internally and fixedly connected with an arc-shaped plate 6, the arc-shaped plate 6 and the ring 122 are arranged concentrically, the inner diameter of the arc-shaped plate 6 is larger than the outer diameter of the ring 122, the arc-shaped plate 6 is positioned on one side away from the gear ring 41, the arc-shaped plate 6 is provided with a limiting groove 61, the supporting arm 4 extends out of the corresponding rotating hole 121 and slides in the corresponding limiting groove 61, the rotating range of the supporting arm 4 is limited, the limiting groove 61 limits the maximum extending angle and the maximum contraction angle of the supporting arm 4 in the rotating process, preventing the support arm 4 from being damaged by excessive manual rotation of the knob 2. The support arm 4 deviates from that the one end of ring 122 articulates there is the pillar 42, two pillars 42 set up relatively, pillar 42 includes the prelude, afterbody and middle part, the middle part is cylindrically, the afterbody is articulated with support arm 4, the prelude is the toper, the installation of the cylinder of being convenient for, and when the contained angle between two support arms 4 changes, when two support arms 4 opened or contract promptly, pillar 42 can ensure to be located same straight line between two pillars 42 through the articulated with support arm 4.

Referring to fig. 3, the rotating rod 32 is provided with a plurality of annular rings 322, the housing 12 is provided with a plurality of annular grooves 123 therein, the annular grooves 123 correspond to the annular rings 322 one by one and are matched with each other, the annular rings 322 and the annular grooves 123 are both provided with two annular rings 322, the annular rings 322 are embedded into the corresponding annular grooves 123 to limit the movement of the rotating rod 32 in the length direction of the supporting rod 11, and the rotating rod 32 is positioned, so that the second gear 34 and the first gear 33 can be accurately engaged with each other.

The working principle is as follows: when adjusting the contained angle between two support arms 4, user's gliding locking piece 51, make rack 511 and internal tooth 21 on the locking piece 51 break away from, then rotate knob 2, make and drive second gear 34 through first gear 33 and rotate, thereby drive dwang 32 and rotate, screw 321 drives support arm 4 through ring gear 41 and rotates, when adjusting the 4 contained angles of support arm that needs, gliding locking piece 51, make rack 511 mesh with internal tooth 21 again, form the restriction to knob 2 pivoted, thereby contained angle between two support arms 4 is stereotyped.

The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.