CN214037743U - Wall-mounted support and projection equipment - Google Patents
Wall-mounted support and projection equipment Download PDFInfo
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- CN214037743U CN214037743U CN202022833926.2U CN202022833926U CN214037743U CN 214037743 U CN214037743 U CN 214037743U CN 202022833926 U CN202022833926 U CN 202022833926U CN 214037743 U CN214037743 U CN 214037743U
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Abstract
The utility model discloses a wall-mounted support and projection equipment, wherein, the wall-mounted support comprises a support frame, a supporting block and a fastening knob; the supporting block is arranged at the mounting position of the supporting frame, one side of the supporting block, which is far away from the mounting position, is provided with a supporting side for supporting a piece to be supported, the radial dimension of the supporting block is larger than the aperture of the through hole, the supporting block is provided with a limiting through hole penetrating through the supporting block, and an internal thread is arranged in the limiting through hole; the fastening knob comprises a stop part, a limiting part and a fastening part which are sequentially arranged, and external threads are arranged on the outer side wall of the fastening part; the radial size of the limiting part is smaller than or equal to the aperture of the limiting through hole; the wall hanging bracket has an idle state and a working state, and in the idle state, the fastening part penetrates through the through hole to be matched with the internal thread in the limiting through hole; under the operating condition, the fastening part passes through the via hole and the limiting through hole and is fixedly connected with the part to be supported, and the limiting part is positioned in the limiting through hole. The utility model discloses technical scheme is favorable to improving the installation stability who treats support piece.
Description
Technical Field
The utility model relates to a projection equipment technical field, in particular to hanging support and projection equipment.
Background
With the progress of science and technology and the improvement of living standard of people, projection equipment is more and more widely used. On some support frames, in order to make the projector mount stably, a support block is provided. However, during the operation of the supporting block, the mounting structure of the supporting block is subjected to a large load, and is easily damaged, which is not favorable for stable operation of the projection apparatus.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a hanging support aims at improving the stability of projection equipment installation.
In order to achieve the above object, the utility model provides a wall hanging bracket, include:
the supporting frame comprises a fixed arm and a first supporting arm connected with the fixed arm, wherein an installation position is arranged at one end, far away from the fixed arm, of the first supporting arm, and a through hole is formed in the installation position;
the supporting block is arranged at the mounting position, one side of the supporting block, which deviates from the mounting position, is provided with a supporting side for supporting a piece to be supported, the radial dimension of the supporting block is larger than the aperture of the through hole, the supporting block is provided with a limiting through hole penetrating through the supporting block, and an internal thread is arranged in the limiting through hole;
the fastening knob comprises a stop part, a limiting part and a fastening part which are sequentially arranged, the fastening part is used for being connected with a to-be-supported piece, and an external thread is arranged on the outer side wall of the fastening part; the radial size of the limiting part is smaller than or equal to the aperture of the limiting through hole; the radial size of the stop part is larger than the apertures of the limiting through hole and the via hole;
the wall-mounted support has an idle state and a working state, and in the idle state, the fastening part penetrates through the through hole to be matched with the internal thread in the limiting through hole; under the operating condition, the fastening part passes through via hole and spacing through-hole and treats support piece fixed connection, spacing portion is located in the spacing through-hole.
Optionally, the mounting position includes a support boss, and a top surface of the support boss is a convex arc surface;
the bottom of the supporting block is provided with a deflection groove, the inner side wall of the deflection groove is in a concave arc surface, and the concave arc surface is covered on the convex arc surface, so that the supporting block can deflect relative to the supporting boss.
Optionally, an avoiding groove is formed in one side, back to the supporting block, of the supporting boss, and at least part of the limiting portion can be contained in the avoiding groove.
Optionally, the inner side wall of the avoidance groove is arranged in a concave arc surface, the wall-mounted bracket further comprises a first buffer pad, and the first buffer pad is arranged between the stop part and the inner side wall of the avoidance groove; one side of the first cushion pad facing the avoidance groove is provided with a convex arc surface, and one side facing the stopping part is abutted against the stopping part.
Optionally, the support boss is located at an end of the first support arm away from the fixing arm, and is integrally formed with the first support arm.
Optionally, the wall mount bracket further comprises a second cushion pad disposed between the support block and the support boss;
one side of the second buffer is attached to the side wall of the concave arc-shaped deflection groove, and the other side of the second buffer is attached to the top surface of the convex arc-shaped support boss.
Optionally, the wall-mounted bracket further comprises a third cushion pad, the supporting side of the supporting block is provided with a mounting groove, and the third cushion pad is mounted in the mounting groove.
Optionally, the fastening knob further comprises a connecting section, the connecting section is located between the limiting portion and the stopping portion, and the radial dimension of the connecting section is larger than the aperture of the limiting through hole.
Optionally, the support frame still includes the second support arm, the second support arm with the fixed arm is kept away from the one end of first support arm is connected, the one end that the fixed arm was kept away from to the second support arm is provided with the support position.
The utility model also provides a projection device, which comprises a projector body and a wall-mounted bracket, wherein the projector body is arranged on the wall-mounted bracket;
the wall hanging bracket comprises:
the supporting frame comprises a fixed arm and a first supporting arm connected with the fixed arm, wherein an installation position is arranged at one end, far away from the fixed arm, of the first supporting arm, and a through hole is formed in the installation position;
the supporting block is arranged at the mounting position, one side of the supporting block, which deviates from the mounting position, is provided with a supporting side for supporting a piece to be supported, the radial dimension of the supporting block is larger than the aperture of the through hole, the supporting block is provided with a limiting through hole penetrating through the supporting block, and an internal thread is arranged in the limiting through hole;
the fastening knob comprises a stop part, a limiting part and a fastening part which are sequentially arranged, the fastening part is used for being connected with a to-be-supported piece, and an external thread is arranged on the outer side wall of the fastening part; the radial size of the limiting part is smaller than or equal to the aperture of the limiting through hole; the radial size of the stop part is larger than the apertures of the limiting through hole and the via hole;
the wall-mounted support has an idle state and a working state, and in the idle state, the fastening part penetrates through the through hole to be matched with the internal thread in the limiting through hole; under the operating condition, the fastening part passes through via hole and spacing through-hole and treats support piece fixed connection, spacing portion is located in the spacing through-hole.
In the technical scheme of the utility model, in the using process of the wall hanging bracket, the wall hanging bracket has an idle state and a working state, in the idle state, the fastening part passes through the through hole to be matched with the internal thread in the limiting through hole, and under the condition that the fastening knob is not matched with the support piece to be supported (or under the condition that the support piece to be supported is not installed), the fastening knob can not fall off due to the action of gravity and can be stably installed on the supporting frame; in a working state, the fastening part penetrates through the through hole and the limiting through hole to be fixedly connected with the to-be-supported part, the limiting part is positioned in the limiting through hole, at the moment, the fastening part is only fixedly connected with the to-be-supported part and is not connected with the thread in the limiting through hole any more, so that the internal thread in the limiting through hole does not bear the load applied by the to-be-supported part when the to-be-supported part is installed on the to-be-supported part, the internal thread is prevented from being damaged due to over-heavy bearing, and the service life of the supporting block is prolonged; meanwhile, in the working state, the supporting block is only stressed by the pressure applied by the piece to be supported (clamped by the first supporting arm and the piece to be supported), and does not bear radial load, so that the stable work of the supporting block is facilitated.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of an embodiment of the wall-mounted bracket of the present invention;
fig. 2 is a schematic structural view of another embodiment of the wall-mounted bracket of the present invention;
fig. 3 is a schematic view of an explosion structure of an embodiment of the wall-mounted bracket of the present invention;
fig. 4 is an exploded view of another embodiment of the wall bracket of the present invention;
fig. 5 is a schematic structural diagram of an embodiment of a fastening knob of a projection apparatus according to the present invention;
fig. 6 is a schematic structural diagram of an embodiment of a supporting block of the projection apparatus of the present invention;
fig. 7 is a schematic structural diagram of another embodiment of the supporting block of the projection apparatus of the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | |
110 | Fixed |
| 120 | |
130 | |
| 121 | Via |
200 | Supporting |
| 210 | Limiting through |
211 | |
| 220 | |
230 | |
| 300 | Fastening |
310 | Stop |
| 320 | Limiting |
330 | Fastening |
| 331 | |
500 | |
| 510 | The |
520 | Dodging |
| 610 | |
611 | |
| 620 | |
621 | |
| 630 | |
631 | Third mating hole |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, "and/or" in the whole text includes three schemes, taking a and/or B as an example, including a technical scheme, and a technical scheme that a and B meet simultaneously; in addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model mainly provides a hanging support mainly is applied to and treats support piece to the stability of installation when support piece uses is treated in the increase. Among them, there are many supports such as audio equipment, projection equipment, etc.
The specific structure of the wall hanging bracket will be mainly described below.
Referring to fig. 1 to 7, in an embodiment of the present invention, the wall-mounted bracket includes:
the supporting frame 100 comprises a fixed arm 110 and a first supporting arm 120 connected with the fixed arm 110, wherein an installation position is arranged at one end, far away from the fixed arm 110, of the first supporting arm 120, and a through hole 121 is formed in the installation position;
the supporting block 200 is arranged at the installation position, a supporting side for supporting a to-be-supported element is arranged on one side of the supporting block 200, which is far away from the installation position, the radial size of the supporting block 200 is larger than the aperture of the through hole 121, a limiting through hole 210 penetrating through the supporting block 200 is formed in the supporting block 200, and an internal thread 211 is arranged in the limiting through hole 210;
the fastening knob 300 comprises a stop part 310, a limiting part 320 and a fastening part 330 which are sequentially arranged, wherein the fastening part 330 is used for being connected with a to-be-supported member, and the outer side wall of the fastening part 330 is provided with an external thread 331; the radial dimension of the limiting part 320 is smaller than or equal to the aperture of the limiting through hole 210; the radial size of the stop part 310 is larger than the aperture of the limiting through hole 210 and the via hole 121;
the wall-mounted bracket has an idle state and a working state, and in the idle state, the fastening part 330 penetrates through the through hole 121 to be matched with the internal thread 211 in the limiting through hole 210; in the working state, the fastening portion 330 passes through the via hole 121 and the limiting through hole 210 to be fixedly connected with the supporting member, and the limiting portion 320 is located in the limiting through hole 210.
Specifically, in the present embodiment, the supporting frame 100 may have many forms, and the first supporting arm 120 and the fixing arm 110 are exemplified as an example. The overall shape of the fixing arm 110 may be a plate shape, a column shape, or the like, and is mainly used for being connected with a fixing support such as a wall body, so as to fix the support frame 100 on the wall body. The fixing arm 110 can be connected to a wall in many ways, such as by screws, snaps, etc. The first support arm 120 may have many forms, such as a column, a rod, etc., and is in the form of an elongated plate. One end of the first support arm 120 is fixedly connected to the fixed arm 110, and the other end extends away from the fixed arm 110, and the fixed arm 110 and the first support arm 120 are connected in many ways, such as by screws, buckles, or slots, and in some embodiments, in order to improve the strength of the support frame 100 and simplify the connection process, the fixed arm 110 and the first support arm 120 are integrally formed. The first supporting arm 120 and the fixing arm 110 are arranged at an included angle of 80-100 degrees, for example 90 degrees. It should be noted that, in some embodiments, for example, to reduce the weight of the supporting frame 100, a hollow structure may be disposed on the supporting frame 100. The mounting position is arranged at one end of the first support arm 120 far away from the fixing arm 110, and the via hole 121 penetrates through the first support arm 120, so that the upper side and the lower side of the first support arm 120, which are oppositely arranged, are communicated, wherein the mounting position for mounting the support block 200 is arranged on the upper side.
The support block 200 may have a variety of shapes, such as square, triangular, etc., in a circular arrangement, for example. The support block 200 may be made of a variety of materials, such as stainless steel. The bottom surface of supporting shoe 200 is installed on the installation position, and the shape of top surface can with treat the shape adaptation at support piece top, so, be favorable to treating the support piece and carry out better support. The member to be supported is placed on top of the support block 200, and the support block 200 supports the member to be supported. The middle part of supporting shoe 200 is formed with spacing through-hole 210, is provided with internal thread 211 in the spacing through-hole 210, with the external screw thread 331 adaptation on the fastening portion 330, promptly, under a certain state of hanging support, fastening portion 330 can with spacing through-hole 210 threaded connection, and avoid fastening knob 300 to drop under the effect of gravity.
The radial dimension of the stop portion 310 of the fastening knob 300 is larger than the aperture of the through hole 121, so that when the fastening portion 330 passes through the through hole 121 and the supporting block 200 to be fixed with the support member, the stop portion 310 can be kept below the first connecting arm, so that the support member is fixed on the first connecting arm. The shape of the stopper 310 may be various, such as circular, square, etc., and is provided in a cylindrical or disk shape. The overall shape of the limiting portion 320 and the fastening portion 330 may be various, for example, in a cylindrical configuration, the outer side wall of the fastening portion 330 has an external thread 331, and the external thread 331 may be engaged with the internal thread 211 in the limiting through hole 210 or engaged with the internal thread 211 on the member to be supported. The stopper portion 310, the limiting portion 320 and the fastening portion 330 may be integrally formed.
In this embodiment, in the using process of the wall-mounted bracket, the wall-mounted bracket has an idle state and a working state, in the idle state, the fastening portion 330 passes through the through hole 121 to be matched with the internal thread 211 in the limiting through hole 210, and in the case that the fastening knob 300 is not matched with the member to be supported (or in the case that the member to be supported is not installed), the fastening knob 300 does not fall off due to the action of gravity, and can be stably installed on the support frame 100; in a working state, the fastening part 330 penetrates through the through hole 121 and the limiting through hole 210 to be fixedly connected with the member to be supported, and the limiting part 320 is located in the limiting through hole 210, at this time, the fastening part 330 is only fixedly connected with the member to be supported and is not connected with the thread in the limiting through hole 210 any more, so that the internal thread 211 in the limiting through hole 210 does not bear the load applied by the member to be supported when the member to be supported is installed, thereby avoiding the damage of the internal thread 211 due to the over-heavy bearing, and being beneficial to improving the service life of the supporting block 200; meanwhile, in the working state, the supporting block 200 is only subjected to the pressure applied by the member to be supported (the clamping of the first supporting arm 120 and the member to be supported), and does not bear the radial load, which is beneficial to the stable operation of the supporting block 200.
In some embodiments, to achieve the adjustment of the deflection angle of the supporting member, the mounting position includes a supporting boss 500, and the top surface 510 of the supporting boss 500 is a convex arc surface; the bottom of the supporting block 200 is provided with a deflection groove 230, the inner side wall of the deflection groove 230 is provided with a concave arc surface, and the concave arc surface is covered on the convex arc surface, so that the supporting block 200 can deflect relative to the supporting boss 500.
Specifically, in the present embodiment, the entire outer shape of the supporting boss 500 is a truncated cone, or a partial spherical surface, and the through hole 121 penetrates through the supporting boss 500. The top surface 510 of the supporting boss 500 is a convex arc surface, which may be a convex partial spherical surface, and the sidewall of the deflection slot 230 at the bottom of the supporting block 200 has a concave arc surface, which may be a concave partial spherical surface. The arc degrees of the convex arc surface and the concave arc surface are equivalent, so that the deflection groove 230 can be attached to different positions at the top of the supporting boss 500, and the supporting block 200 can be stably and reliably connected with the supporting boss 500 at multiple angles. In this way, a stable state in which the supporting side of the supporting block 200 has a plurality of different angles can be achieved, and when the to-be-supported member is mounted on the supporting side, the to-be-supported member can be made to have different deflection angles. Taking a projector as an example, the supporting side of the supporting block 200 supports the top of the projector, and the fastening knob 300 is in threaded connection with the bottom of the projector housing, so that when the deflection angle of the projector needs to be adjusted, the deflection angle of the supporting block 200 and the fastening knob 300 can be integrally adjusted compared with that of the supporting boss 500, so that the orientation of the supporting side of the supporting block 200 changes, and the adjustment of the angle of the projector is realized. By setting the contact surface to be an arc surface, the stability of the cooperation of the support block 200 and the support boss 500 can be ensured at a plurality of angles while ensuring that the contact area is sufficiently large. It should be noted that, in some embodiments, in order to simplify the connection process between the support boss 500 and the first support arm 120, the support boss 500 is located at an end of the first support arm 120 away from the fixing arm 110 and is integrally formed with the first support arm 120. Thus, the mounting process is greatly simplified, and the connection strength between the support boss 500 and the first support arm 120 is improved.
In some embodiments, in order to improve the compactness of the structure and the stability of the installation, the side of the supporting boss 500 facing away from the supporting block 200 is provided with an avoiding groove 520, and at least a part of the limiting portion 320 can be received in the avoiding groove 520. The inner side wall of the avoiding groove 520 is a concave arc surface, the wall-mounted bracket further comprises a first cushion pad 610, and the first cushion pad 610 is arranged between the stopper part 310 and the inner side wall of the avoiding groove 520; the first cushion pad 610 has a convex arc surface on a side facing the avoiding groove 520, and a side facing the stopper 310 abuts against the stopper 310.
Specifically, in the present embodiment, an escape groove 520 is formed at a side of the support boss 500 facing the fastening knob 300, and a groove wall surface of the escape groove 520 corresponds to the shape of the top surface 510 of the support boss 500. When the fastening knob 300 is engaged with the support block 200 or the member to be supported, the fastening portion 330, the stopper portion 320, and the stopper portion 310 move upward. The radial dimension of the stopping portion 310 is smaller than the radial dimension of the notch of the avoiding groove 520, and after the fastening knob 300 is connected with the supporting block 200 or a support piece is arranged, the stopping portion 310 can be at least partially positioned in the avoiding groove 520, so that the structure compactness is improved, meanwhile, the influence on the stopping portion 310 caused by the external environment is reduced as much as possible, the fixing stability of the stopping portion 310 is favorably improved, and the working stability of the fastening knob 300 is ensured. The overall shape of the first cushion pad 610 may be various, for example, a partial sphere, and the curvature of the convex arc surface at the top of the first cushion pad is equivalent to that of the concave arc surface in the avoiding groove 520, so that the first cushion pad 610 may be attached to the inner side wall of the avoiding groove 520 under various conditions (multiple positions). One side of the first cushion 610 facing the stopper 310 is a plane, and a portion of the stopper 310 facing the first cushion 610 is a plane, so that when the fastening knob 300 is fastened, the first cushion 610 is attached to the stopper 310. The first cushion 610 has a first fitting hole 611, and the fastening portion 330 and the limiting portion 320 are disposed through the first fitting hole 611. The first buffer pad 610 is made of an elastic material, so as to prevent the stop portion 310 (made of a hard material, such as metal) from directly contacting the support boss 500 (made of a hard material, such as metal), thereby facilitating the improvement of the installation stability of the structure knob.
Of course, in some embodiments, in order to improve the stability of the installation, the wall hanging bracket further includes a second cushion pad 620, and the second cushion pad 620 is disposed between the support block 200 and the support boss 500; one side of the second buffer is attached to the side wall of the concave arc-shaped deflection chute 230, and the other side is attached to the top surface 510 of the convex arc-shaped support boss 500. In this embodiment, the second cushion pad 620 is a hollow partial sphere, and both the upper surface and the lower surface are arc surfaces. The upper surface is convex arc setting and the inside wall laminating of dodging the groove 520, and the lower surface is concave arc surface and the convex arc surface laminating of support boss 500. The second fitting hole 621 has been seted up on the second blotter 620, and fastening portion 330 and limiting plate pass second fitting hole 621 and supporting shoe 200 and wait that the support piece cooperation is favorable to improving the installation stability of second blotter 620. Similarly, the second buffer pad 620 is made of an elastic material, so as to prevent the support block 200 (made of a hard material, such as metal) from directly contacting the support boss 500 (made of a hard material, such as metal), thereby facilitating the improvement of the installation stability of the structure knob.
In some embodiments, in order to improve the stability of installation, the wall hanging bracket further includes a third buffer pad 630, the supporting side of the supporting block 200 is provided with an installation groove 220, and the third buffer pad 630 is installed in the installation groove 220. The third cushion 630 may have many shapes, for example, a circular shape, and has an anti-slip pattern on a side facing away from the supporting block 200. The mounting groove 220 is circular, and the third buffering cushion 630 is installed in the mounting groove 220, which is favorable for improving the installation stability of the third buffering cushion 630. Third blotter 630 is last to be seted up third mating holes 631, and fastening portion 330 passes third mating holes 631 and waits the support piece cooperation, is favorable to improving the installation stability of third blotter 630. Similarly, the third buffer pad 630 is made of an elastic material, so as to prevent the support block 200 (made of a hard material, such as metal) from directly contacting the bottom of the member to be supported (made of a hard material, such as metal), thereby being beneficial to improving the stability of the support block 200 and the member to be supported.
In some embodiments, in order to improve the installation stability of the fastening knob 300, the fastening knob 300 further includes a connection section located between the stopper portion 320 and the stopper portion 310, and the radial dimension of the connection section is larger than the aperture of the stopper through hole 210. In this embodiment, the connection section is arranged, and the radial dimension of the connection section is larger than the aperture of the limiting through hole 210, so that the end of the connection section limits the movement of the supporting block 200, and the movement stroke of the supporting block 200 on the fastening knob 300 is limited, which is beneficial to improving the compactness of the structure and the stability of the installation of the fastening knob 300.
In some embodiments, in order to facilitate the work of stabilizing the support, the support frame 100 further includes a second support arm 130, the second support arm 130 is connected to an end of the fixed arm 110 away from the first support arm 120, and a support position is disposed at an end of the second support arm 130 away from the fixed arm 110. An adapter, an auxiliary device, or the like, for providing assistance to the member to be supported may be provided on the second support arm 130. Through the setting of second support arm 130, be favorable to improving the accommodation of hanging support, improve the adaptability.
The utility model also provides a projection equipment, this projection equipment include projector body and hanging support, and the concrete structure of this hanging support refers to above-mentioned embodiment, because this projection equipment has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least, and the repeated description is no longer given here. Wherein, the projector body is arranged on the wall-mounted bracket.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.
Claims (10)
1. A wall mount bracket, comprising:
the supporting frame comprises a fixed arm and a first supporting arm connected with the fixed arm, wherein an installation position is arranged at one end, far away from the fixed arm, of the first supporting arm, and a through hole is formed in the installation position;
the supporting block is arranged at the mounting position, one side of the supporting block, which deviates from the mounting position, is provided with a supporting side for supporting a piece to be supported, the radial dimension of the supporting block is larger than the aperture of the through hole, the supporting block is provided with a limiting through hole penetrating through the supporting block, and an internal thread is arranged in the limiting through hole;
the fastening knob comprises a stop part, a limiting part and a fastening part which are sequentially arranged, the fastening part is used for being connected with a to-be-supported piece, and an external thread is arranged on the outer side wall of the fastening part; the radial size of the limiting part is smaller than or equal to the aperture of the limiting through hole; the radial size of the stop part is larger than the apertures of the limiting through hole and the via hole;
the wall-mounted support has an idle state and a working state, and in the idle state, the fastening part penetrates through the through hole to be matched with the internal thread in the limiting through hole; under the operating condition, the fastening part passes through via hole and spacing through-hole and treats support piece fixed connection, spacing portion is located in the spacing through-hole.
2. A wall hanging bracket as claimed in claim 1, wherein the mounting location comprises a support boss having a convex arcuate surface on a top surface thereof;
the bottom of the supporting block is provided with a deflection groove, the inner side wall of the deflection groove is in a concave arc surface, and the concave arc surface is covered on the convex arc surface, so that the supporting block can deflect relative to the supporting boss.
3. The wall-mounted bracket as claimed in claim 2, wherein the supporting boss has an avoiding groove at a side thereof facing away from the supporting block, and at least a part of the limiting portion is received in the avoiding groove.
4. The wall hanging bracket as claimed in claim 3, wherein the inner sidewall of the evasion groove is configured as a concave arc surface, the wall hanging bracket further comprising a first cushion pad, the first cushion pad being disposed between the stopper portion and the inner sidewall of the evasion groove; one side of the first cushion pad facing the avoidance groove is provided with a convex arc surface, and one side facing the stopping part is abutted against the stopping part.
5. A wall hanging bracket as claimed in claim 2, wherein the support boss is located at an end of the first support arm remote from the fixed arm and is integrally formed with the first support arm.
6. The wall mount bracket according to claim 2, further comprising a second cushion pad disposed between the support block and the support boss;
one side of the second buffer is attached to the side wall of the concave arc-shaped deflection groove, and the other side of the second buffer is attached to the top surface of the convex arc-shaped support boss.
7. The wall hanging bracket according to any one of claims 1 to 6, further comprising a third cushion pad, wherein the support side of the support block is provided with a mounting slot, and the third cushion pad is mounted in the mounting slot.
8. The wall hanging bracket as claimed in any one of claims 1 to 6, wherein the fastening knob further comprises a connecting section between the stopper portion and the stop portion, the connecting section having a radial dimension greater than the aperture of the stopper through hole.
9. The wall hanging bracket as claimed in any one of claims 1 to 6, wherein the support frame further comprises a second support arm connected to an end of the fixed arm remote from the first support arm, and a support position is provided at an end of the second support arm remote from the fixed arm.
10. A projection apparatus comprising a projector body and a wall mount according to any one of claims 1 to 9, the projector body being mounted on the wall mount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022833926.2U CN214037743U (en) | 2020-11-30 | 2020-11-30 | Wall-mounted support and projection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022833926.2U CN214037743U (en) | 2020-11-30 | 2020-11-30 | Wall-mounted support and projection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214037743U true CN214037743U (en) | 2021-08-24 |
Family
ID=77364213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022833926.2U Active CN214037743U (en) | 2020-11-30 | 2020-11-30 | Wall-mounted support and projection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214037743U (en) |
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2020
- 2020-11-30 CN CN202022833926.2U patent/CN214037743U/en active Active
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