CN210860351U - Adjusting device, hanger with same and projector - Google Patents
Adjusting device, hanger with same and projector Download PDFInfo
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- CN210860351U CN210860351U CN201921569759.6U CN201921569759U CN210860351U CN 210860351 U CN210860351 U CN 210860351U CN 201921569759 U CN201921569759 U CN 201921569759U CN 210860351 U CN210860351 U CN 210860351U
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Abstract
The utility model discloses an adjusting device, be equipped with this adjusting device's gallows and projector. A first hinge point and a second hinge point are respectively arranged between a first cross rod and two hinge elements of the adjusting device, external threads are arranged on the hinge elements, the two hinge elements respectively penetrate through the first adjusting point and the second adjusting point and are screwed on the hanging plate through nuts, a third hinge point is arranged between the second cross rod and the hinge parts, and the nuts on the first adjusting point and the second adjusting point are rotated to enable the first cross rod to rotate around the first hinge point and the second hinge point and enable the second cross rod to rotate around the third hinge point. Has the advantages that: the front elevation angle and the rear elevation angle and the left and right inclination angles of the projector can be adjusted by applying different rotation amounts to the nuts on the first adjusting point and the second adjusting point. According to the technical scheme, the inclination adjustment of the projector is realized through the first adjusting points and the second adjusting points, the number of the adjusting points is small, and the fine adjustment operation difficulty is low. The utility model relates to a projector mounting bracket.
Description
Technical Field
The utility model relates to a projector mounting bracket, in particular to adjusting device, be equipped with this adjusting device's gallows and projector.
Background
In the prior art, there are projector mounts with adjustable tilt angles. An adjustable tilt projector mount generally includes a hanger plate and a mounting assembly. The hanger plate is typically connected to a hanger bar and is secured to a ceiling or wall surface by the hanger bar. The mounting component is connected with the projector and enables the projector to move along with the mounting component and realize fine adjustment. A plurality of adjusting bolts are generally arranged between the hanging plate and the mounting assembly, and the distance between the hanging plate and the mounting assembly can be adjusted by rotating the adjusting bolts. The left and right inclination angles and the front and rear elevation angles of the projector can be adjusted by applying different screw-in amounts to the bolts. The projector mounting rack with the adjustable inclination angle in the prior art has the technical defects that: the number of the adjusting bolts is more and generally at least three, the adjusting amount of each adjusting bolt is easy to interfere with each other, so that the fine adjustment difficulty is higher,
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a lower adjusting device of the degree of difficulty is finely tuned at projector inclination, a gallows and a projector that is equipped with this adjusting device are equipped with this adjusting device.
The technical scheme adopted for solving the technical problems is as follows:
an adjustment device, comprising: the lifting plate is provided with a first adjusting point, a second adjusting point and a hinged part, the hinged part protrudes from the lifting plate, and the first adjusting point, the second adjusting point and the hinged part are arranged in a triangular shape; the installation component comprises a first cross rod, a second cross rod and two guide rods, the first cross rod and the second cross rod are intersected to form a rectangular structure, two hinged elements are arranged on the first cross rod, a first hinged point and a second hinged point are arranged between the first cross rod and the two hinged elements respectively, external threads are arranged on the hinged elements, the two hinged elements penetrate through a first adjusting point and a second adjusting point respectively and are screwed on the hanging plate through nuts, a third hinged point is arranged between the second cross rod and the hinged portion, the first cross rod can rotate around the first hinged point and the second hinged point through the nuts on the first adjusting point and the second adjusting point in a rotating mode, and the second cross rod can rotate around the third hinged point simultaneously.
The adjusting device at least has the following beneficial effects:
the hanging plate is connected with a ceiling or a wall surface, and the mounting assembly is connected with the projector. Through the nut on rotatory first adjustment point and the second adjustment point, enable first horizontal pole and rotate around first pin joint and second pin joint to enable the second horizontal pole simultaneously and rotate around third pin joint, thereby realize the fine setting at the inclination between hanger plate and the installation component. The front elevation angle and the rear elevation angle and the left and right inclination angles of the projector can be adjusted by applying different rotation amounts to the nuts on the first adjusting point and the second adjusting point. According to the technical scheme, the inclination adjustment of the projector is realized through the first adjusting points and the second adjusting points, the number of the adjusting points is small, and the fine adjustment operation difficulty is low.
The utility model discloses an in embodiment 1, be equipped with two through-holes on the first horizontal pole, two through-holes on the first horizontal pole are passed and form slide bar mechanism to two guide arms slidable. The slide bar mechanism between the first cross bar and the guide bar enables the slide bar to drive the projector to slide back and forth.
The utility model discloses an in embodiment 1, the second horizontal pole is the round pin axle, and the both ends of second horizontal pole are equipped with the spliced pole respectively, are equipped with the through-hole on the spliced pole, and two guide arms pass the through-hole on two spliced poles and form slide bar mechanism slidable respectively. The slide bar mechanism between the second cross bar and the guide bar enables the slide bar to drive the projector to slide back and forth.
In embodiment 1 of the present invention, the hinge portion is provided with a radial spherical plain bearing, and the second cross bar passes through the radial spherical plain bearing and forms a third hinge point. The radial spherical plain bearing enables the second cross rod to swing at any angle on the third hinge joint point, so that the projector can realize fine adjustment of front and back elevation angles and fine adjustment of left and right inclination angles.
The utility model discloses an in embodiment 1, articulated element is external screw rod end joint bearing, is equipped with bellied screw rod on the articulated element, and the screw rod passes the hanger plate and fastens on first regulation point and second regulation point adjustably through the nut. As shown in fig. 7 to 8, the hinge element allows the first cross bar to swing at any angle at the first hinge point and the second hinge point, so that the projector can be finely adjusted for both front and rear elevation angles and left and right inclination angles.
In embodiment 1 of the present invention, the mounting assembly further includes two sliders, and the two guide rods pass through the sliders and form a sliding rod mechanism. The sliding block is connected with the projector through the connecting arm, and the sliding rod mechanism formed by the guide rod and the sliding block enables the sliding block to slide along the guide rod, so that the mounting assembly can be adaptive to projectors of different sizes.
The utility model discloses an in embodiment 1, the installation component still includes four linking arms, and the one end and the slider of linking arm are articulated, are equipped with a plurality of through-holes on the linking arm, and the through-hole runs through the linking arm. One end of the connecting arm is hinged with the sliding block, so that the connecting arm can rotate around the sliding block, and the connecting arm is suitable for projectors of different sizes; the through hole on the connecting arm is used for connecting the projector.
In embodiment 1 of the present invention, the hanger includes an adjusting device.
The utility model discloses an in embodiment 1, the gallows is still including hanging the subassembly, hangs the subassembly and includes the jib, and the one end of jib is equipped with the worm wheel, is equipped with the worm on the hanger plate, and the worm can rotate on the hanger plate, and the worm makes the relative jib rotation of hanger plate through rotating. The worm gear and worm allow the hanger plate to rotate relative to the hanger bar, allowing directional adjustment as shown in fig. 9.
In embodiment 1 of the present invention, the projector includes an adjustment device.
Drawings
The invention will be further explained with reference to the drawings:
fig. 1 is a front view of an embodiment of the present invention;
fig. 2 is a schematic bottom structure diagram of an embodiment of the present invention;
FIG. 3 is a perspective view of the embodiment of the present invention;
fig. 4 is an exploded view of an embodiment of the present invention;
FIG. 5 is a diagram illustrating an assembly relationship between a hanger plate and a mounting assembly according to an embodiment of the present invention;
FIG. 6 is a diagram illustrating an assembly relationship between a hanger assembly and a hanger plate according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a projector according to an embodiment of the present invention;
fig. 8 is a left side view of fig. 7 in accordance with an embodiment of the present invention;
fig. 9 is a top view of fig. 8 according to an embodiment of the present invention.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1 to 9, the adjusting apparatus includes: the lifting plate comprises a lifting plate 1, wherein a first adjusting point 2, a second adjusting point 3 and a hinge part 4 are arranged on the lifting plate 1, the hinge part 4 protrudes from the lifting plate 1, and the first adjusting point 2, the second adjusting point 3 and the hinge part 4 are arranged in a triangular shape; the installation component comprises a first cross rod 5, a second cross rod 6 and two guide rods 7, the first cross rod 5 and the second cross rod 6 are intersected to form a rectangular structure, two hinge elements 8 are arranged on the first cross rod 5, a first hinge point 9 and a second hinge point 10 are respectively arranged between the first cross rod 5 and the two hinge elements 8, external threads are arranged on the hinge elements 8, the two hinge elements 8 respectively penetrate through a first adjusting point 2 and a second adjusting point 3 and are screwed on the hanging plate 1 through nuts, a third hinge point 11 is arranged between the second cross rod 6 and the hinge portion 4, and the first cross rod 5 can rotate around the first hinge point 9 and the second hinge point 10 and the second cross rod 6 can rotate around the third hinge point 11 simultaneously by rotating the nuts on the first adjusting point 2 and the second adjusting point 3.
The adjusting device at least has the following beneficial effects:
the hanging plate 1 is connected with a ceiling or a wall surface, and the mounting component is connected with the projector. Through the nut on rotatory first regulation point 2 and the second regulation point 3, enable first horizontal pole 5 and rotate around first pin joint 9 and second pin joint 10 to enable second horizontal pole 6 simultaneously and rotate around third pin joint 11, thereby realize the fine setting at the inclination between hanger plate 1 and the installation component. The front and back elevation angles and the left and right inclination angles of the projector can be adjusted by applying different rotation amounts to nuts on the first adjusting point 2 and the second adjusting point 3. This technical scheme realizes the gradient adjustment of projector through first adjustment point 2 and second adjustment point 3, and the quantity of adjustment point is less, and the fine setting operation degree of difficulty is lower.
With respect to the hanger plate 1, the hanger plate 1 has a triangular shape, and the first adjusting point 2, the second adjusting point 3, and the hinge part 4 are respectively disposed at three corners of the hanger plate 1. The hanger plate 1 is fixed to a ceiling or a wall by a hanger assembly.
Regarding the mounting assembly, four connecting arms 15 are provided on the mounting assembly, the connecting arms 15 are rotatable, and the mounting assembly is connected with the projector through the connecting arms 15.
With respect to the guide 7, the guide 7 of the present embodiment is cylindrical, and the guide 7 slidably passes through the through hole of the connecting post 12 and through the through hole of the second crossbar 6 to form a slide bar mechanism.
In the embodiment of the present invention, two through holes are provided on the first cross bar 5, and the two guide rods 7 slidably pass through the two through holes on the first cross bar 5 and form a sliding rod mechanism. The slide bar mechanism between the first cross bar 5 and the guide bar 7 enables the slide bar to drive the projector to slide back and forth.
Regarding the first cross bar 5, two through holes are arranged on the first cross bar 5, and the two guide rods 7 respectively penetrate through the two through holes and respectively form a slide bar mechanism. The two ends of the first cross rod 5 are respectively provided with a pin shaft, and the hinge element 8 passes through the pin shaft and forms a first hinge point 9 and a second hinge point 10. The pin shaft on the first cross rod 5 is inserted into the through hole on the first cross rod 5 from the end part of the first cross rod 5, and the pushing degree of the pin shaft on the guide rod 7 can be controlled by rotating the pin shaft, so that whether the guide rod 7 can slide on the first cross rod 5 or not can be controlled. The pin shaft of the first cross rod 5 is also provided with a nut, and the nut is in threaded fit with the pin shaft. The hinge element 8 is arranged between the end of the first crossbar 5 and the nut. By rotating the nut on the first cross bar 5, the pushing degree of the pin shaft on the first cross bar 5 to the guide rod 7 can be adjusted, so that the guide rod 7 can slide in the first cross bar 5, and the position of the projector can be adjusted along the front-back direction shown in fig. 3.
In the embodiment of the present invention, the second cross rod 6 is a pin, the two ends of the second cross rod 6 are respectively provided with a connecting column 12, a through hole is provided on the connecting column 12, and the two guide rods 7 slidably pass through the through holes on the two connecting columns 12 respectively and form a slide bar mechanism. The slide bar mechanism between the second cross bar 6 and the guide bar 7 enables the slide bar to drive the projector to slide back and forth.
In the embodiment of the present invention, the hinge portion 4 is provided with a radial spherical plain bearing 13, and the second cross bar 6 passes through the radial spherical plain bearing 13 and forms a third hinge point 11. The radial spherical plain bearing 13 enables the second cross bar 6 to swing at any angle on the third hinge point 11, so that the projector can realize fine adjustment of front and back elevation angles and fine adjustment of left and right inclination angles.
As for the hinge portion 4, one end of the hinge portion 4 of the present embodiment is fixed to the hanger plate 1 by two screws.
As for the radial spherical plain bearing 13, the radial spherical plain bearing 13 is a spherical plain bearing. The sliding contact surface of the spherical plain radial bearing 13 is an inner spherical surface and an outer spherical surface, and can realize rotation and swing at any angle.
In the embodiment of the present invention, the hinge element 8 is an external thread rod end joint bearing, and the hinge element 8 is provided with a raised screw rod which passes through the hanging plate 1 and is adjustably fastened to the first adjusting point 2 and the second adjusting point 3 by nuts. As shown in fig. 7 to 8, the hinge element 8 allows the first cross bar 5 to swing at any angle at the first hinge point 9 and the second hinge point 10, so that the projector can realize fine adjustment of both front and rear elevation angles and fine adjustment of left and right inclination angles.
With respect to the hinge element 8, the hinge element 8 of the present embodiment is an externally threaded rod end joint bearing. The external thread rod end joint bearing is also called a fisheye joint. The sliding contact surface of the external thread rod end joint bearing also comprises an inner spherical surface and an outer spherical surface, and the rotating and swinging of any angle can be realized.
In an embodiment of the invention, the mounting assembly further comprises two sliders 14, the two guide rods 7 passing through the sliders 14 and forming a slide bar mechanism. The sliding block 14 is connected with the projector through a connecting arm 15, and a sliding rod mechanism formed by the guide rod 7 and the sliding block 14 enables the sliding block 14 to slide along the guide rod 7, so that the mounting assembly can be adapted to projectors of different sizes.
Regarding the slider 14, still be equipped with the knob on the slider 14, be equipped with the screw rod on the knob, the screw rod on the knob inserts in the slider 14 and can push up guide arm 7 tightly, passes through screw-thread fit between screw rod on the knob and the slider 14, through the elasticity degree between the adjustable slider 14 of rotatory knob and the knob to make the distance between the slider 14 adjustable, be favorable to the installation demand of the not equidimension projector of adaptation.
The utility model discloses an in the embodiment, the installation component still includes four linking arms 15, and the one end of linking arm 15 is articulated with slider 14, is equipped with two through-holes on the linking arm 15, and the through-hole runs through linking arm 15. One end of the connecting arm 15 is hinged with the sliding block 14, so that the connecting arm 15 can rotate around the sliding block 14, and the projector with different sizes can be adapted conveniently; the through hole on the connecting arm 15 is used for connecting the projector.
Regarding the connecting arm 15, the through holes on the connecting arm 15 are oblong holes, and the number of the through holes on the connecting arm 15 is two. The through hole is formed into the oblong hole, so that the connecting piece can slide in the through hole, and the universality of the connecting arm 15 can be improved.
The hanger comprises an adjusting device. It is easy to think that the adjusting device can be arranged on the hanging bracket, so that the function of fine adjustment of the position of the projector can be realized through other parts on the hanging bracket. This kind of integrated technical scheme to the gallows with adjusting device also falls into the utility model discloses a protection scope.
The utility model discloses an in the embodiment, the gallows still includes the hanging subassembly, and the hanging subassembly includes jib 18, and 18 one end of jib is equipped with worm wheel 16, is equipped with worm 17 on hanger plate 1, and worm 17 can rotate on hanger plate 1, and worm 17 makes hanger plate 1 jib 18 rotatory relatively through rotating. The worm wheel 16 and worm 17 allow the hanger plate 1 to rotate relative to the hanger bar 18, allowing the directional adjustment shown in fig. 9.
Regarding the hanging component, the hanging component also comprises a sleeve 19, the sleeve 19 is sleeved outside the hanging rod 18 and forms a telescopic rod mechanism, so that the position of the projector can be adjusted along the length direction of the hanging rod 18.
A projector includes an adjustment device. It is easy to think that the adjusting device may not be in the form of a hanger, but may be integrated into the housing of the projector, and the fine adjustment function of the adjusting device may also be achieved. This kind of integrated technical scheme to the projector with adjusting device also falls into the scope of protection of the utility model.
Claims (10)
1. Adjusting device, its characterized in that includes:
the lifting plate is provided with a first adjusting point, a second adjusting point and a hinged part, the hinged part protrudes out of the lifting plate, and the first adjusting point, the second adjusting point and the hinged part are arranged in a triangular shape;
the mounting assembly comprises a first cross rod, a second cross rod and two guide rods, the first cross rod and the second cross rod are intersected to form a rectangular structure, two hinged elements are arranged on the first cross rod, a first hinge point and a second hinge point are respectively arranged between the first cross rod and the two hinged elements, external threads are arranged on the hinged elements, the two hinged elements respectively penetrate through a first adjusting point and a second adjusting point and are screwed on the hanging plate through nuts, a third hinge point is arranged between the second cross rod and the hinged parts, and the first cross rod can rotate around the first hinge point and the second hinge point and simultaneously rotate around the third hinge point through the nuts on the first adjusting point and the second adjusting point.
2. The adjustment device according to claim 1, characterized in that: the first cross rod is provided with two through holes, and the two guide rods slidably penetrate through the two through holes in the first cross rod to form a slide rod mechanism.
3. The adjustment device according to claim 2, characterized in that: the second cross rod is a pin shaft, connecting columns are arranged at two ends of the second cross rod respectively, through holes are formed in the connecting columns, and the two guide rods respectively slidably penetrate through the through holes in the two connecting columns to form a slide rod mechanism.
4. The adjustment device according to claim 1, characterized in that: the second cross rod penetrates through the radial spherical plain bearing and forms the third hinge joint.
5. The adjustment device according to claim 4, characterized in that: the hinge element is an external thread rod end joint bearing, a raised screw rod is arranged on the hinge element, and the screw rod penetrates through the hanging plate and is adjustably fastened on the first adjusting point and the second adjusting point through nuts.
6. The adjustment device according to any one of claims 1 to 5, characterized in that: the mounting assembly further comprises two sliding blocks, and the two guide rods penetrate through the sliding blocks to form a sliding rod mechanism.
7. The adjustment device according to claim 6, characterized in that: the mounting assembly further comprises four connecting arms, one ends of the connecting arms are hinged to the sliding blocks, a plurality of through holes are formed in the connecting arms, and the through holes penetrate through the connecting arms.
8. Gallows, its characterized in that: comprising an adjustment device according to any one of claims 1 to 7.
9. The hanger of claim 8, wherein: still including hanging the subassembly, hang the subassembly and include the jib, the one end of jib is equipped with the worm wheel, be equipped with the worm on the hanger plate, the worm can rotate on the hanger plate, the worm makes through rotating the hanger plate can be relative the jib is rotatory.
10. Projector, its characterized in that: comprising an adjustment device according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921569759.6U CN210860351U (en) | 2019-09-20 | 2019-09-20 | Adjusting device, hanger with same and projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921569759.6U CN210860351U (en) | 2019-09-20 | 2019-09-20 | Adjusting device, hanger with same and projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210860351U true CN210860351U (en) | 2020-06-26 |
Family
ID=71290319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921569759.6U Active CN210860351U (en) | 2019-09-20 | 2019-09-20 | Adjusting device, hanger with same and projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210860351U (en) |
-
2019
- 2019-09-20 CN CN201921569759.6U patent/CN210860351U/en active Active
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