CN219041920U - Pull rod stereo set - Google Patents
Pull rod stereo set Download PDFInfo
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- CN219041920U CN219041920U CN202221563378.9U CN202221563378U CN219041920U CN 219041920 U CN219041920 U CN 219041920U CN 202221563378 U CN202221563378 U CN 202221563378U CN 219041920 U CN219041920 U CN 219041920U
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- support frame
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Abstract
The utility model relates to the technical field of pull rod sound and discloses a pull rod sound which comprises a sound and an L-shaped support frame, wherein the L-shaped support frame consists of a baffle plate and a bottom plate, the sound is placed on the top surface of the bottom plate of the L-shaped support frame, sound fixing devices are arranged on the front surface of the baffle plate of the L-shaped support frame, fixing devices are respectively arranged on the bottom surface and the top surface of the sound, a traction device is arranged on the back surface of the baffle plate of the L-shaped support frame, and moving devices are respectively arranged on the two side surfaces of the baffle plate of the L-shaped support frame. This pull rod stereo set is through installing telescopic link two support frames, telescopic link two, transmission shaft, knob and universal wheel for when needs remove, rotatory knob makes universal wheel bottom surface and bottom surface contact, can remove, only need reverse rotation knob when need not remove, lets the universal wheel by the lifting, makes the L type support bottom surface can be firm place in the plane. Through installation fixed block, fixed plate, slider and rotatory buckle for the stereo set can be fixed in L backup pad, and convenient dismantlement.
Description
Technical Field
The utility model relates to the technical field of pull rod sound equipment, in particular to pull rod sound equipment.
Background
The sound is a simplified daily word, and is a short name of a sound system. I.e. refers to a complete set of devices that can play back audio signals. With the progress of society, people have more colorful lives. However, with the development and progress of technology, there are more and more demands on performance forms and sites of singing and dancing. Sound systems continue to improve and perfect with the needs of people. Generally, the pull rod sound is used outdoors, after the existing pull rod sound moves to a destination, the existing pull rod sound needs to be fixed on the bottom surface by using a support or leaning on an object, the existing pull rod sound cannot move through a moving wheel at the bottom, and the existing pull rod sound leans on the object to be unstable and easy to fall down, and when the existing pull rod sound is fixed through the support, the contact surface of the support and the ground is small for being convenient to carry, and the received friction force is small and still unstable.
Disclosure of Invention
(one) solving the technical problems
The utility model provides a pull rod sound box, which comprises a telescopic rod two supporting frames, a telescopic rod two, a transmission shaft, a knob and universal wheels, wherein when the telescopic rod two supporting frames are required to move, the knob is rotated to drive the transmission shaft to drive the telescopic rod two movable rods to rotate in the telescopic rod two sleeves, so that the telescopic rod two movable rods can extend out of the telescopic rod two sleeves, the universal wheels can be driven to move, when the knob is rotated until the bottom surface of the knob is connected with the top surface of the telescopic rod two sleeves, the knob can be pulled to move, when the knob is not required to move, the knob is only required to be rotated reversely to enable the telescopic rod two movable rods to retract the telescopic rod two sleeves, the universal wheels are lifted to the bottom surface higher than the bottom surface of the L-shaped supporting frames, the bottom surface of the L-shaped supporting frames can be stably placed on a plane, and the like.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the pull rod sound box comprises a sound box and an L-shaped support frame, wherein the L-shaped support frame consists of a baffle plate and a bottom plate, the sound box is arranged on the top surface of the bottom plate of the L-shaped support frame, sound box fixing devices are arranged on the front surface of the baffle plate of the L-shaped support frame, fixing devices are respectively arranged on the bottom surface and the top surface of the sound box, a traction device is arranged on the back surface of the baffle plate of the L-shaped support frame, and moving devices are respectively arranged on the two side surfaces of the baffle plate of the L-shaped support frame;
the fixing device comprises two fixing blocks and a rotary buckle, wherein the fixing blocks are cylinders with rectangular strips on the arc surfaces, the fixing blocks are respectively and fixedly installed on the top surface and the bottom surface of a sound box, threaded holes are formed in the top surface of the fixing blocks on the top surface of the sound box, the rotary buckle consists of a buckle and a threaded rod, the shape of the rotary buckle is consistent with that of the fixing blocks, the threaded rod of the rotary buckle is fixedly installed on the bottom surface of the rotary buckle, and the rotary buckle is fixedly connected with the top surface of the fixing blocks through the threaded rod.
Preferably, the L-shaped support frame bottom plate top surface is equipped with the recess the same with the fixed block shape, the inside two spouts that are equipped with of L-shaped support frame baffle, L-shaped support frame baffle openly is equipped with two openings, and the opening runs through to L-shaped support frame baffle spout department and be less than the spout respectively, stereo set fixing device includes fixed plate and two sliders, the slider is placed in L-shaped support frame baffle spout respectively, and laminates with the spout, the fixed plate back passes L-shaped support frame baffle openly opening and the positive fixed connection of slider respectively through the connecting rod.
Through above-mentioned technical scheme, be equipped with the recess the same with fixed block shape through L type support frame bottom plate top surface, L type support frame baffle is inside to be equipped with two spouts, L type support frame baffle openly is equipped with two openings, and the opening runs through to L type support frame baffle spout department and be less than the spout respectively, stereo set fixing device includes fixed plate and two sliders, the slider is placed respectively in L type support frame baffle spout, and laminate with the spout, the fixed plate back passes L type support frame baffle openly opening and the positive fixed connection of slider respectively through the connecting rod, make the fixed plate can keep the condition of level to reciprocate in L type support frame baffle openly, stereo set bottom surface fixed block can insert L type support frame bottom plate top surface recess.
Preferably, the top surface of the fixing plate is provided with an opening in a penetrating way, the shape of the opening is the same as that of the sound fixing block, and the thickness of the fixing plate is the same as that of the sound fixing block.
Through above-mentioned technical scheme, run through the fixed plate top surface and be equipped with the opening, and its opening shape is the same with the stereo set fixed block, and fixed plate thickness is the same with stereo set fixed block thickness for when the fixed plate moves down to the stereo set top surface, fixed block and the rotatory buckle of stereo set top surface can pass the fixed plate opening, and only exposes rotatory buckle.
Preferably, the dragging device comprises two telescopic rod one supports, a handle, two metal rings, two magnet blocks and two springs, the telescopic rod one supports are respectively fixedly installed at two ends of the back of the L-shaped support, the telescopic rod one is composed of a sleeve and a movable rod, the bottom surface of the movable rod is provided with a circular limiting block, the telescopic rod one sleeve is fixedly installed on the inner wall of the telescopic rod one support, the metal rings are fixedly installed on the top surface of the telescopic rod one sleeve, the magnet blocks are fixedly installed on the top surface of the movable rod one, and the handle is fixedly installed on the top surface of the magnet block.
Through above-mentioned technical scheme, including two telescopic link one, two telescopic link one support frames, the handle, two metal rings, two magnet pieces and two springs through dragging the device, telescopic link one support frame is fixed mounting respectively in L type support frame back both ends, telescopic link one comprises sleeve and movable rod, and movable rod bottom surface is equipped with circular stopper, telescopic link one sleeve fixed mounting is in telescopic link one support frame inner wall, telescopic link one sleeve top surface fixed mounting has the metal ring, telescopic link one movable rod top surface fixed mounting has the magnet piece, magnet piece top surface fixed mounting has the handle for can make telescopic link one movable rod stretch out through pulling the handle, let L type support frame can be pulled, make telescopic link one movable rod automatic withdraw telescopic link one sleeve through the deformation of spring when not pulling the handle, make telescopic link one movable rod can keep withdrawing telescopic link one telescopic link's state through the magnet piece absorption again, make it be convenient for accomodate.
Preferably, the mobile device includes two telescopic links two, controlling means, two telescopic links two support frames and two universal wheels, two telescopic links support frames are fixed mounting respectively in L type support frame both sides face, two telescopic links comprise sleeve and movable rod, two sleeve of telescopic link runs through two support frame top surfaces of telescopic link and two support frame fixed mounting of telescopic link, two movable rod bottom surfaces of telescopic link are equipped with the bearing, the universal wheel passes through the connecting rod and is connected with two movable rod bottom surface bearing inner circles of telescopic link, two sleeve top surfaces of telescopic link are equipped with controlling means.
Through above-mentioned technical scheme, including two telescopic links two, controlling means, two telescopic link two support frames and two universal wheels through mobile device, telescopic link two support frames respectively fixed mounting is in L type support frame both sides face, telescopic link two comprises sleeve and movable rod, telescopic link two sleeve runs through telescopic link two support frame top surfaces and telescopic link two support frame fixed mounting, telescopic link two movable rod bottom surfaces are equipped with the bearing, the universal wheel passes through the connecting rod and is connected with telescopic link two movable rod bottom surface bearing inner race, telescopic link two sleeve top surfaces are equipped with controlling means, make when telescopic link two movable rods stretch out telescopic link two sleeves, the universal wheel can be driven and stretch out, let universal wheel bottom surface and ground contact, make L type support frame can be moved through the universal wheel under the external force condition, when telescopic link two movable rods withdraw telescopic link two sleeves in the lump, the universal wheel can be driven, make the universal wheel bottom surface leave ground and let L type support frame bottom surface can firmly place in the bottom surface.
Preferably, the inner wall of the second telescopic sleeve of the telescopic rod is provided with threads, the arc-shaped surface of the second movable rod of the telescopic rod is provided with threads, the second telescopic sleeve of the telescopic rod is in threaded connection with the second movable rod of the telescopic rod, the control device comprises a knob and a transmission shaft, the transmission shaft penetrates through the top surface of the second telescopic sleeve of the telescopic rod and is fixedly connected with the top surface of the second movable rod of the telescopic rod, the bottom surface of the knob is fixedly connected with the top surface of the transmission shaft, and the length of the transmission shaft is slightly shorter than that of the second movable rod of the telescopic rod.
Through above-mentioned technical scheme, be equipped with the screw thread through telescopic link two sleeve inner walls, telescopic link two movable rod arc surfaces are equipped with the screw thread, telescopic link two sleeve and telescopic link two movable rod threaded connection, controlling means includes knob and transmission shaft, the transmission shaft runs through telescopic link two sleeve top surfaces and telescopic link two movable rod top surface fixed connection, knob bottom surface and transmission shaft top surface fixed connection, transmission shaft length slightly shorter than telescopic link two movable rod length for rotatory knob can make the transmission shaft drive telescopic link two movable rod rotation, thereby the flexible of control telescopic link two movable rod.
Compared with the prior art, the utility model provides a pull rod sound box, which has the following beneficial effects:
1. according to the utility model, the telescopic rod two supporting frame, the telescopic rod two, the transmission shaft, the knob and the universal wheel are arranged, so that when the telescopic rod two supporting frame is required to move, the knob is rotated to enable the knob to drive the transmission shaft to drive the telescopic rod two movable rod to rotate in the telescopic rod two sleeve, the telescopic rod two movable rod can extend out of the telescopic rod two sleeve, the universal wheel can be driven to move, when the knob is rotated to the bottom surface of the knob and the top surface of the telescopic rod two sleeve are connected, the handle can be pulled to move, when the knob is not required to move, only the knob is required to be rotated reversely to enable the telescopic rod two movable rod to retract the telescopic rod two sleeve, the universal wheel is lifted to the bottom surface higher than the bottom surface of the L-shaped supporting frame, and the bottom surface of the L-shaped supporting frame can be stably placed on a plane.
2. According to the utility model, the bottom surface fixing block can be inserted into the groove on the top surface of the bottom plate of the L-shaped supporting plate by installing the fixing block, the fixing plate, the sliding block and the rotary buckle, the fixing block and the rotary buckle on the top surface of the sound can penetrate through the opening of the fixing plate, and then the fixing plate is buckled by the buckle of the rotary buckle, so that the sound can be fixed with the L-shaped fixing frame, and the sound is convenient to detach.
Drawings
FIG. 1 is a schematic perspective view of the structure of the present utility model;
FIG. 2 is a schematic diagram of the front of the structure of the present utility model;
FIG. 3 is a schematic cross-sectional view of the telescopic rod of the present utility model;
FIG. 4 is a schematic side cross-sectional view of an L-shaped support frame of the present utility model;
FIG. 5 is a schematic diagram of the front view of the sound structure of the present utility model;
FIG. 6 is a schematic cross-sectional view of a support frame for the structural telescoping rod of the present utility model;
FIG. 7 is an enlarged partial schematic view of A in FIG. 1, which is a structural view of the present utility model;
fig. 8 is an enlarged partial schematic view of B in fig. 2, which is a structural view of the present utility model.
Wherein: 1. a sound box; 2. an L-shaped supporting frame; 3. a first telescopic rod; 4. a handle; 5. a universal wheel; 6. a second telescopic rod; 7. a magnet block; 8. a metal ring; 9. a knob; 10. a spring; 11. a second support frame of the telescopic rod; 12. a transmission shaft; 13. a telescopic rod and a supporting frame; 14. a fixed block; 15. a rotary buckle; 16. a slide block; 17. and a fixing plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Embodiment one:
referring to fig. 1-6, a pull rod sound box 1 comprises a sound box 1 and an L-shaped support frame 2, wherein the L-shaped support frame 2 consists of a baffle and a bottom plate, the sound box 1 is arranged on the top surface of the bottom plate of the L-shaped support frame 2, a sound box 1 fixing device is arranged on the front surface of the baffle of the L-shaped support frame 2, fixing devices are respectively arranged on the bottom surface and the top surface of the sound box 1, a dragging device is arranged on the back surface of the baffle of the L-shaped support frame 2, and moving devices are respectively arranged on the two side surfaces of the baffle of the L-shaped support frame 2;
the fixing device comprises two fixing blocks 14 and a rotary buckle 15, wherein the fixing blocks 14 are cylinders with rectangular strips on the arc surfaces, the fixing blocks 14 are respectively and fixedly installed on the top surface and the bottom surface of the sound box 1, threaded holes are formed in the top surface of the fixing blocks 14 on the top surface of the sound box 1, the rotary buckle 15 is composed of a buckle and a threaded rod, the shape of the rotary buckle 15 is consistent with that of the fixing blocks 14, the threaded rod of the rotary buckle 15 is fixedly installed on the bottom surface of the buckle of the rotary buckle 15, and the rotary buckle 15 is fixedly connected with the top surface of the fixing blocks 14 through the threaded rod.
Specifically, the bottom plate top surface of L type support frame 2 is equipped with the recess the same with fixed block 14 shape, and L type support frame 2 baffle is inside to be equipped with two spouts, and L type support frame 2 baffle openly is equipped with two openings, and the opening runs through respectively to L type support frame 2 baffle spout department and be less than the spout, and stereo set 1 fixing device includes fixed plate 17 and two sliders 16, and slider 16 is placed respectively in L type support frame 2 baffle spout, and laminating with the spout, and the fixed plate 17 back passes L type support frame 2 baffle openly opening and slider 16 openly fixed connection respectively through the connecting rod. The advantage is, be equipped with the recess the same with fixed block 14 shape through L type support frame 2 bottom plate top surface, L type support frame 2 baffle is inside to be equipped with two spouts, L type support frame 2 baffle openly is equipped with two openings, and the opening runs through to L type support frame 2 baffle spout department and be less than the spout respectively, stereo set 1 fixing device includes fixed plate 17 and two sliders 16, slider 16 is placed respectively in L type support frame 2 baffle spout, and laminate with the spout, the fixed plate 17 back passes L type support frame 2 baffle openly opening and slider 16 openly fixed connection respectively through the connecting rod, make the condition that fixed plate 17 can keep the level reciprocate in L type support frame 2 baffle openly, stereo set 1 bottom surface fixed block 14 can insert L type support frame 2 bottom plate top surface recess.
Specifically, the top surface of the fixing plate 17 is provided with an opening in a penetrating manner, the shape of the opening is the same as that of the fixing block 14 of the sound equipment 1, and the thickness of the fixing plate 17 is the same as that of the fixing block 14 of the sound equipment 1. The advantage is that through the fixed plate 17 top surface run through be equipped with the opening, and its opening shape is the same with stereo set 1 fixed block 14, and fixed plate 17 thickness is the same with stereo set 1 fixed block 14 thickness for when fixed plate 17 moves down to stereo set 1 top surface, fixed block 14 and the rotatory buckle 15 of stereo set 1 top surface can pass fixed plate 17 opening, just expose rotatory buckle 15.
Specifically, the dragging device comprises two telescopic rod one 3, two telescopic rod one support frames 13, a handle 4, two metal rings 8, two magnet blocks 7 and two springs 10, wherein the telescopic rod one support frames 13 are respectively fixedly installed at two ends of the back surface of the L-shaped support frame 2, the telescopic rod one 3 consists of a sleeve and a movable rod, the bottom surface of the movable rod is provided with a circular limiting block, the telescopic rod one 3 is fixedly installed on the inner wall of the telescopic rod one support frame 13, the top surface of the telescopic rod one 3 is fixedly installed with the metal rings 8, the top surface of the telescopic rod one 3 is fixedly installed with the magnet block 7, and the top surface of the magnet block 7 is fixedly installed with the handle 4. The telescopic rod one 3 comprises a sleeve and a movable rod, the movable rod bottom surface is provided with a circular limiting block, the telescopic rod one 3 sleeve is fixedly arranged on the inner wall of the telescopic rod one support frame 13, the top surface of the telescopic rod one 3 sleeve is fixedly provided with the metal ring 8, the top surface of the telescopic rod one 3 movable rod is fixedly provided with the magnet block 7, the top surface of the magnet block 7 is fixedly provided with the handle 4, the telescopic rod one 3 movable rod can be stretched out through pulling the handle 4, the L-shaped support frame 2 can be pulled, the telescopic rod one 3 movable rod can be automatically retracted into the telescopic rod one 3 sleeve through deformation of the spring 10 when the handle 4 is not pulled, the telescopic rod one 3 movable rod can be kept in a state of retracting the telescopic rod one 3 sleeve through the adsorption of the magnet block 7, and the telescopic rod one 3 movable rod is convenient to store.
Embodiment two:
referring to fig. 7-8, as an improvement of the previous embodiment, specifically, the moving device includes two telescopic rods two 6, a control device, two telescopic rod two supporting frames 11 and two universal wheels 5, the telescopic rod two supporting frames 11 are respectively and fixedly installed on two sides of the L-shaped supporting frame 2, the telescopic rods two 6 are composed of sleeves and movable rods, the sleeves of the telescopic rods two 6 penetrate through the top surfaces of the telescopic rods two supporting frames 11 and are fixedly installed with the telescopic rods two supporting frames 11, bearings are arranged on the bottom surfaces of the movable rods of the telescopic rods two 6, the universal wheels 5 are connected with inner rings of the bearings on the bottom surfaces of the movable rods of the telescopic rods two 6 through connecting rods, and the control device is arranged on the top surfaces of the sleeves of the telescopic rods two 6. The telescopic rod type lifting device has the advantages that the telescopic rod type lifting device comprises two telescopic rod two 6, a control device, two telescopic rod two supporting frames 11 and two universal wheels 5, the telescopic rod two supporting frames 11 are respectively and fixedly installed on two sides of the L-shaped supporting frame 2, the telescopic rod two 6 consists of a sleeve and a movable rod, the sleeve of the telescopic rod two 6 penetrates through the top surface of the telescopic rod two supporting frames 11 and is fixedly installed with the telescopic rod two supporting frames 11, the bottom surface of the telescopic rod two 6 is provided with a bearing, the universal wheels 5 are connected with the bearing inner ring of the bottom surface of the telescopic rod two 6 through connecting rods, the top surface of the telescopic rod two 6 sleeve is provided with the control device, when the telescopic rod two 6 movable rods extend out of the telescopic rod two 6 sleeves, the universal wheels 5 can be driven to extend out, the bottom surface of the universal wheels 5 is contacted with the ground, the L-shaped supporting frame 2 can move through the universal wheels 5 under the condition of external force, and when the telescopic rod two 6 movable rods are retracted into the telescopic rod two 6 sleeves, the bottom surface of the universal wheels 5 can be driven together, and the bottom surface of the universal wheels 5 can be kept on the bottom surface of the L-shaped supporting frame 2 stably placed on the bottom surface.
Specifically, telescopic link two 6 sleeve inner walls are equipped with the screw thread, and telescopic link two 6 movable rod arc surface is equipped with the screw thread, telescopic link two 6 sleeve and telescopic link two 6 movable rod threaded connection, and controlling means includes knob 9 and transmission shaft 12, and transmission shaft 12 runs through telescopic link two 6 sleeve top surface and telescopic link two 6 movable rod top surface fixed connection, knob 9 bottom surface and transmission shaft 12 top surface fixed connection, and transmission shaft 12 length slightly is shorter than telescopic link two 6 movable rod length. The telescopic rod has the advantages that threads are arranged on the inner wall of the sleeve of the telescopic rod II 6, threads are arranged on the arc-shaped surface of the movable rod of the telescopic rod II 6, the sleeve of the telescopic rod II 6 is in threaded connection with the movable rod of the telescopic rod II 6, the control device comprises a knob 9 and a transmission shaft 12, the transmission shaft 12 penetrates through the top surface of the sleeve of the telescopic rod II 6 and is fixedly connected with the top surface of the movable rod of the telescopic rod II 6, the bottom surface of the knob 9 is fixedly connected with the top surface of the transmission shaft 12, the length of the transmission shaft 12 is slightly shorter than the length of the movable rod of the telescopic rod II 6, and the transmission shaft 12 can drive the movable rod of the telescopic rod II 6 to rotate by rotating the knob 9, so that the telescopic rod II 6 can be controlled to stretch out and draw back.
When the portable stereo set 1 is required to be detached, the rotary buckle 15 is rotated to be aligned with the opening of the fixing plate 17, the fixing plate 17 is lifted, the stereo set 1 is lifted upwards, the ground fixing block 14 of the stereo set 1 is separated from the groove on the top surface of the bottom plate of the L-shaped support frame 2, and the stereo set 1 can be taken out.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a pull rod stereo set, includes stereo set and L type support frame, its characterized in that: the L-shaped support frame consists of a baffle and a bottom plate, wherein the sound is placed on the top surface of the bottom plate of the L-shaped support frame, a sound fixing device is arranged on the front surface of the baffle of the L-shaped support frame, fixing devices are respectively arranged on the bottom surface and the top surface of the sound, a dragging device is arranged on the back surface of the baffle of the L-shaped support frame, and moving devices are respectively arranged on the two side surfaces of the baffle of the L-shaped support frame;
the fixing device comprises two fixing blocks and a rotary buckle, wherein the fixing blocks are cylinders with rectangular strips on the arc surfaces, the fixing blocks are respectively and fixedly installed on the top surface and the bottom surface of a sound box, threaded holes are formed in the top surface of the fixing blocks on the top surface of the sound box, the rotary buckle consists of a buckle and a threaded rod, the shape of the rotary buckle is consistent with that of the fixing blocks, the threaded rod of the rotary buckle is fixedly installed on the bottom surface of the rotary buckle, and the rotary buckle is fixedly connected with the top surface of the fixing blocks through the threaded rod.
2. A pull rod sound according to claim 1, wherein: the sound equipment fixing device comprises a fixing plate and two sliding blocks, wherein the sliding blocks are respectively arranged in the sliding grooves of the L-shaped support frame baffle, the sliding grooves are attached to the sliding grooves of the L-shaped support frame baffle, two sliding grooves are formed in the L-shaped support frame baffle, two openings are formed in the front face of the L-shaped support frame baffle, and the openings penetrate through the sliding grooves of the L-shaped support frame baffle respectively and are smaller than the sliding grooves, the sliding blocks are respectively arranged in the sliding grooves of the L-shaped support frame baffle and are attached to the sliding grooves, and the back face of the fixing plate is fixedly connected with the front face of the sliding blocks through connecting rods.
3. A pull rod sound according to claim 2, wherein: the fixed plate top surface runs through and is equipped with the opening, and its opening shape is the same with the stereo set fixed block, fixed plate thickness is the same with stereo set fixed block thickness.
4. A pull rod sound according to claim 1, wherein: the traction device comprises two telescopic rod one supports, a handle, two metal rings, two magnet blocks and two springs, wherein the telescopic rod one supports are fixedly installed at two ends of the back of the L-shaped support respectively, the telescopic rod one is composed of a sleeve and a movable rod, the bottom surface of the movable rod is provided with a circular limiting block, the telescopic rod one sleeve is fixedly installed on the inner wall of the telescopic rod one support, the metal rings are fixedly installed on the top surface of the telescopic rod one sleeve, the magnet blocks are fixedly installed on the top surface of the movable rod of the telescopic rod, and the handle is fixedly installed on the top surface of the magnet blocks.
5. A pull rod sound according to claim 1, wherein: the moving device comprises two telescopic rods II, a control device, two telescopic rod II supporting frames and two universal wheels, wherein the telescopic rod II supporting frames are respectively fixedly installed on two side faces of the L-shaped supporting frames, each telescopic rod II consists of a sleeve and a movable rod, the telescopic rod II sleeve penetrates through the top face of the telescopic rod II supporting frames and is fixedly installed with the telescopic rod II supporting frames, the bottom face of the telescopic rod II movable rod is provided with a bearing, the universal wheels are connected with the bearing inner ring of the bottom face of the telescopic rod II movable rod through a connecting rod, and the top face of the telescopic rod II sleeve is provided with the control device.
6. A pull rod sound according to claim 5, wherein: the telescopic rod is characterized in that threads are arranged on the inner wall of the telescopic rod second sleeve, threads are arranged on the arc-shaped surface of the telescopic rod second movable rod, the telescopic rod second sleeve is in threaded connection with the telescopic rod second movable rod, the control device comprises a knob and a transmission shaft, the transmission shaft penetrates through the top surface of the telescopic rod second sleeve and is fixedly connected with the top surface of the telescopic rod second movable rod, the bottom surface of the knob is fixedly connected with the top surface of the transmission shaft, and the length of the transmission shaft is slightly shorter than that of the telescopic rod second movable rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221563378.9U CN219041920U (en) | 2022-06-20 | 2022-06-20 | Pull rod stereo set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221563378.9U CN219041920U (en) | 2022-06-20 | 2022-06-20 | Pull rod stereo set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219041920U true CN219041920U (en) | 2023-05-16 |
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ID=86288508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221563378.9U Active CN219041920U (en) | 2022-06-20 | 2022-06-20 | Pull rod stereo set |
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| Country | Link |
|---|---|
| CN (1) | CN219041920U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116847231A (en) * | 2023-07-07 | 2023-10-03 | 无锡杰夫电声股份有限公司 | Outdoor movable sound box |
-
2022
- 2022-06-20 CN CN202221563378.9U patent/CN219041920U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116847231A (en) * | 2023-07-07 | 2023-10-03 | 无锡杰夫电声股份有限公司 | Outdoor movable sound box |
| CN116847231B (en) * | 2023-07-07 | 2024-03-19 | 无锡杰夫电声股份有限公司 | Outdoor movable sound box |
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