Wall painting device

Abstract

The utility model belongs to the technical field of wall painting devices, and particularly relates to a wall painting device which comprises two limiting discs arranged at intervals. One end of the connecting rod is connected to one end, facing the other limiting disc, of one limiting disc, and the other end of the connecting rod penetrates through the other limiting disc; the wall painting roller is connected to the connecting rod; one end of the connecting bent rod is attached to the end, away from the limiting disc, of the connecting rod, the other end of the connecting bent rod extends away from the wall painting roller, and a movable groove is formed in the side, away from the connecting rod, of the connecting bent rod. The threaded end of the first threaded rod is arranged in the movable groove, and the connecting end penetrates through the connecting bent rod to be connected with the connecting rod; the fixing structure is connected to the threaded end of the first threaded rod, and the fixing structure abuts against the groove bottom of the movable groove; wherein the outer side wall of the connecting rod is sleeved with a connecting pipe, one end of the connecting pipe is connected to the connecting bent rod, and the other end of the connecting pipe is connected to the limiting disc close to the connecting bent rod. And the wall painting roller is convenient to replace and adjustable in length.

Description

Technical Field

[0001] The utility model relates to the technical field of wall brushes, and in particular to a wall brush. Background Art

[0002] At present, the wall brush is one of the essential tools for municipal exterior wall treatment, and its main function is to paint the wall.

[0003] In the prior art, the brush rollers of most wall brushes cannot be replaced. When the brush roller cannot be used, it needs to be replaced as a whole, which increases costs and causes waste. Utility Model Content

[0004] In view of the deficiencies in the prior art, the purpose of the present invention is to provide a wall brush to solve the above problems.

[0005] In view of this, the present invention provides a wall brush device, including a hollow wall brush cylinder, including:

[0006] Two limit plates, set at intervals;

[0007] A connecting rod, one end of which is connected to one end of one of the limiting plates and faces the other limiting plate, and the other end of which passes through the other limiting plate;

[0008] The wall brush roller is rotatably connected to the connecting rod and is located between the two limit plates;

[0009] A connecting bent rod, one end of which is attached to the end of the connecting rod away from the limit plate, and the other end of which extends away from the wall-brushing roller, wherein a movable groove is provided on the side of the connecting bent rod away from the connecting rod;

[0010] A first threaded rod, the threaded end of which is disposed in the movable groove and the connecting end of which passes through the connecting bent rod and is connected to the connecting rod;

[0011] and a fixing structure threadedly connected to the threaded end of the first threaded rod, wherein the fixing structure abuts against the bottom of the movable groove;

[0012] Among them, a connecting tube is sleeved on the outer side wall of the connecting rod, and one end of the connecting tube is connected to the connecting bent rod, and the other end is connected to the limit plate close to the connecting bent rod. The fixing structure is used to prevent the first threaded rod from moving.

[0013] By adopting the above technical solution, when the wall painting roller needs to be replaced, the operator unscrews the fixing structure, and at this time the operator can pull the limit plate farther away from the connecting bent rod. When the limit plate is pulled, the first threaded rod moves out of the connecting bent rod, the connecting tube and the unpulled limit plate. At this time, the operator can pull out the wall painting roller for replacement. When the wall painting roller is replaced, the operator reinserts the first threaded rod into the connecting bent rod, and finally connects it to the first threaded rod through the fixing structure, thereby realizing the rapid replacement of the wall painting roller and also the individual replacement of the wall painting roller.

[0014] Furthermore, the fixing structure includes:

[0015] A gasket is sleeved on the outside of the first threaded rod and fits on the bottom of the movable groove;

[0016] A rotating disk, one end of which is provided with a first thread groove threadably connected to the first threaded rod;

[0017] and a rotating block, which is arranged at an end of the rotating disk away from the gasket;

[0018] Wherein, when the first thread groove is completely threadedly connected with the first thread stem, the rotating disk abuts against the gasket.

[0019] Furthermore, a hand-held structure is provided on one end of the connecting bent rod away from the wall-brushing roller.

[0020] Furthermore, the handheld structure includes:

[0021] a second threaded rod, the threaded end of which is threadedly connected to the connecting bent rod, and the fixed end of which extends away from the connecting bent rod;

[0022] An extension rod, one end of which is connected to an end of the second threaded rod away from the connecting bent rod, and the other end of which extends away from the second threaded rod, wherein a plurality of external threads are arranged at intervals on the outer side wall of the extension rod in the longitudinal direction;

[0023] and an extension tube, which is sleeved on the outer side of the extension rod; an inner wall of a port of the extension tube is provided with an inner thread which matches the outer thread.

[0024] Wherein, when the internal thread is threadedly connected with different external threads, the overall lengths of the extension rod and the extension tube are different.

[0025] Furthermore, an anti-slip pad is provided on the outer side wall of the extension tube. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative labor.

[0027] Figure 1 This is a schematic diagram of the overall structure of a specific embodiment of the utility model;

[0028] Figure 2 This is a cross-sectional view of the overall structure of a specific embodiment of the utility model;

[0029] Figure 3 Specific implementation of this utility model Figure 2 Enlarged view of point A in the middle;

[0030] Figure 4 Specific implementation of this utility model Figure 2 Enlarged view of point B in the middle.

[0031] Figure numerals: 1. wall painting roller; 2. limit plate; 3. connecting rod; 4. connecting bent rod; 5. first threaded rod; 6. connecting pipe; 7. gasket; 8. rotating plate; 9. rotating block; 10. anti-slip pad; 11. second threaded rod; 12. extension rod; 13. external thread; 14. extension pipe; 15. internal thread. DETAILED DESCRIPTION

[0032] The following will be combined with the accompanying drawings in the embodiments of the present application to clearly describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field are within the scope of protection of this application.

[0033] In the description of this application, it should be noted that the terms used herein are only for the purpose of describing specific embodiments and are not intended to limit the exemplary embodiments according to this application. For ease of description, the dimensions of the various parts shown in the drawings are not drawn according to the actual proportional relationship. Technologies, methods and equipment known to ordinary technicians in the relevant fields may not be discussed in detail, but where appropriate, the technologies, methods and equipment should be considered as part of the authorization specification. In all examples shown and discussed here, any specific values ​​should be interpreted as merely exemplary and not as limitations. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that similar numbers and letters represent similar items in the following figures, so once an item is defined in one figure, it does not need to be further discussed in subsequent figures.

[0034] It should be noted that the terms "first", "second", etc. in the specification and claims of this application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable under appropriate circumstances, so that the embodiments of this application can be implemented in an order other than those illustrated or described here, and the objects distinguished by "first", "second", etc. are generally of the same type, and the number of objects is not limited. For example, the first object can be one or more. In addition, "and / or" in the specification and claims represents at least one of the connected objects, and the character " / " generally indicates that the objects before and after are in an "or" relationship.

[0035] It should be noted that, in the description of this application, the directions or positional relationships indicated by directional terms such as "front, back, up, down, left, right", "horizontal, vertical, vertical, horizontal" and "top, bottom" are usually based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing this application and simplifying the description. Unless otherwise specified, these directional terms do not indicate or imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction. Therefore, they cannot be understood as limiting the scope of protection of this application; the directional terms "inside and outside" refer to the inside and outside relative to the outline of each component itself.

[0036] It should be noted that, in the present application, the terms "comprise", "include" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the statement "comprises a ..." does not exclude the presence of other identical elements in the process, method, article or device comprising the element. In addition, it should be pointed out that the scope of the methods and devices in the embodiments of the present application is not limited to performing functions in the order shown or discussed, and may also include performing functions in a substantially simultaneous manner or in the opposite order according to the functions involved. For example, the described method may be performed in an order different from that described, and various steps may also be added, omitted, or combined. In addition, the features described with reference to certain examples may be combined in other examples.

[0037] Example 1:

[0038] This embodiment provides a wall brush, including:

[0039] Two limit plates 2, spaced apart;

[0040] A connecting rod 3, one end of which is connected to one end of one of the limiting plates 2 and faces the other limiting plate 2, and the other end of which passes through the other limiting plate 2;

[0041] The wall brush roller 1 is rotatably connected to the connecting rod 3 and is located between the two limit plates 2;

[0042] The connecting bent rod 4 has one end side wall fitted on the end of the connecting rod 3 away from the limit plate 2, and the other end extends away from the wall brushing roller 1. The side of the connecting bent rod 4 away from the connecting rod 3 is provided with a movable groove;

[0043] A first threaded rod 5, the threaded end of which is disposed in the movable groove, and the connecting end of which passes through the connecting bent rod 4 and is connected to the connecting rod 3;

[0044] and a fixing structure, threadedly connected to the threaded end of the first threaded rod 5, wherein the fixing structure abuts against the bottom of the movable groove;

[0045] A connecting tube 6 is sleeved on the outer wall of the connecting rod 3, and one end of the connecting tube 6 is connected to the connecting bent rod 4, and the other end is connected to the limit plate 2 close to the connecting bent rod 4. The fixing structure is used to prevent the first threaded rod 5 from moving;

[0046] When the wall-painting roller 1 needs to be replaced, the operator unscrews the fixing structure, and at this time the operator can pull the limit plate 2 that is farther away from the connecting bent rod 4. When the limit plate 2 is pulled, the first threaded rod 5 moves out of the connecting bent rod 4, the connecting tube 6 and the unpulled limit plate 2. At this time, the operator can pull out the wall-painting roller 1 for replacement. When the wall-painting roller 1 is replaced, the operator reinserts the first threaded rod 5 into the connecting bent rod, and finally threads it onto the first threaded rod 5 through the fixing structure, thereby realizing quick replacement of the wall-painting roller 1 and also realizing individual replacement of the wall-painting roller 1.

[0047] Example 2:

[0048] In this embodiment, in addition to the structural features of the aforementioned embodiment, the fixing structure further includes:

[0049] The gasket 7 is placed on the outside of the first threaded rod 5 and fits on the bottom of the movable groove;

[0050] The rotating disk 8 has a first thread groove at one end thereof threadedly connected to the first threaded rod 5;

[0051] and a rotating block 9, which is arranged at one end of the rotating disk 8 away from the gasket 7;

[0052] When the first thread groove is completely threadedly connected to the first thread stem, the rotating disk 8 contacts the gasket 7;

[0053] The cooperation between the gasket 7 and the rotating disk 8 can make the threaded connection of the first threaded rod 5 more stable, and the provision of the rotating block 9 can make it more convenient for the operator to rotate the rotating disk 8.

[0054] Example 3:

[0055] In this embodiment, in addition to the structural features of the aforementioned embodiment, a hand-held structure is further provided on the end of the connecting curved rod away from the wall-painting roller 1;

[0056] By adding a handheld structure, the overall length can be increased.

[0057] Example 4:

[0058] In this embodiment, in addition to the structural features of the aforementioned embodiments, the handheld structure further includes:

[0059] A second threaded rod 11, the threaded end of which is threadedly connected to the connecting bent rod, and the fixed end of which extends away from the connecting bent rod;

[0060] An extension rod 12, one end of which is connected to the end of the second threaded rod 11 away from the connecting bent rod, and the other end of which extends away from the second threaded rod 11, and a plurality of external threads 13 are provided at intervals on the outer side wall of the extension rod 12 in the longitudinal direction;

[0061] The extension tube 14 is sleeved on the outer side of the extension rod 12 , and an inner wall of the end of the extension tube 14 is provided with an inner thread 15 that matches the outer thread 13 .

[0062] Wherein, when the internal thread 15 is threadedly connected with different external threads 13, the overall lengths of the extension rod 12 and the extension tube 14 are different;

[0063] By setting the second threaded rod 11, the handheld structure can be disassembled as a whole. By setting a plurality of external threads 13 at intervals on the outer wall of the extension rod 12, when the extension tube 14 is threadedly connected with different external threads 13, the overall length of the extension tube 14 and the extension rod 12 can be different, thereby allowing the operator to use it better.

[0064] Example 5:

[0065] In this embodiment, in addition to the structural features of the aforementioned embodiment, an anti-slip pad 10 is further provided on the outer side wall of the extension tube 14;

[0066] The provision of the anti-slip pad 10 allows the operator to hold the extension tube 14 more stably.

[0067] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A wall brush, characterized in that: include: Two limit plates (2) are arranged at intervals; A connecting rod (3), one end of which is connected to one end of one of the limiting plates (2) and faces toward the other limiting plate (2), and the other end of which passes through the other limiting plate (2); A wall brushing roller (1) is rotatably connected to a connecting rod (3) and is located between two limiting plates (2); A connecting bent rod (4) has a side wall at one end thereof fitted to an end of the connecting rod (3) away from the limiting plate (2), and the other end thereof extending away from the wall-brushing roller (1); a movable groove is provided on a side of the connecting bent rod (4) away from the connecting rod (3); A first threaded rod (5), the threaded end of which is arranged in the movable groove, and the connecting end of which passes through the connecting bent rod (4) and is connected to the connecting rod (3); and a fixing structure, which is threadedly connected to the threaded end of the first threaded rod (5), and the fixing structure abuts against the bottom of the movable groove; A connecting tube (6) is sleeved on the outer wall of the connecting rod (3), one end of the connecting tube (6) is connected to the connecting bent rod (4), and the other end is connected to a limit plate (2) close to the connecting bent rod (4), and the fixing structure is used to prevent the first threaded rod (5) from moving.

2. A wall brush according to claim 1, characterized in that: The fixed structure comprises: A gasket (7) is sleeved on the outside of the first threaded rod (5) and fits on the bottom of the movable groove; A rotating disk (8) has a first thread groove at one end which is threadedly connected to the first threaded rod (5); and a rotating block (9) disposed at an end of the rotating disk (8) away from the gasket (7); Wherein, when the first thread groove is completely threadedly connected with the first threaded rod, the rotating disk (8) abuts against the gasket (7).

3. A wall brush according to claim 1, characterized in that: A hand-held structure is provided on one end of the connecting curved rod away from the wall-brushing roller (1).

4. A wall brush according to claim 3, characterized in that: The handheld structure comprises: A second threaded rod (11), the threaded end of which is threadedly connected to the connecting bent rod, and the fixed end of which extends away from the connecting bent rod; An extension rod (12), one end of which is connected to an end of the second threaded rod (11) away from the connecting bent rod, and the other end of which extends away from the second threaded rod (11); a plurality of external threads (13) are arranged at intervals on the outer side wall of the extension rod (12) in the length direction; and an extension tube (14) which is sleeved on the outer side of the extension rod (12), wherein the inner wall of the port of the extension tube (14) is provided with an inner thread (15) which matches the outer thread (13); When the internal thread (15) is threadedly connected to different external threads (13), the overall lengths of the extension rod (12) and the extension tube (14) are different.

5. A wall brush according to claim 4, characterized in that: An anti-slip pad (10) is provided on the outer side wall of the extension tube (14).

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