SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a conference title display device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a meeting title display device, the power distribution box comprises a box body, the mounting hole has been seted up to one side of box, two-way screw rod is installed to the mounting hole internal rotation, the one end of two-way screw rod extends to outside the box, and fixed mounting has the hand wheel, the other end of two-way screw rod extends to in the box, and rotate and install on one side inner wall of box, the equal screw thread in both ends of two-way screw rod has cup jointed the spiral shell piece that is located the box, the bottom and the top of spiral shell piece are fixed mounting respectively has guide block and movable plate, the transmission hole has all been seted up to one side of two movable plates, two through-holes have been seted up at the top of box, equal slidable mounting has the lifter in two through-holes, the top of two lifters all extends to the top of box, and fixed mounting has same elevating platform, the bottom of two lifters all extends to in the box, the top fixed mounting of elevating platform has the display device body.
Preferably, two guide grooves are formed in the inner wall of the bottom of the box body, and the two guide blocks are respectively slidably mounted in the two guide grooves.
Preferably, the bottom of one side of two lifter all fixed mounting have the transmission piece, and two transmission pieces are respectively slidable mounting in two transmission holes.
Preferably, the four corners of the top of the box body are fixedly provided with telescopic rods, and the top ends of the four telescopic rods are fixedly arranged at the bottom of the lifting platform.
Preferably, a fixing seat is fixedly installed on one side, close to the hand wheel, of the box body, and the fixing seat is movably sleeved on the two-way screw rod.
Preferably, a threaded hole is formed in the top of the fixing seat, and a fixing bolt is installed in the threaded hole.
In the utility model, when in use, the hand wheel is rotated to drive the bidirectional screw fixedly connected with the hand wheel to rotate, the guide block is slidably arranged in the guide groove, so the guide block can only horizontally slide along the guide groove, the screw block can only horizontally move due to the fixed connection relationship between the guide block and the screw block, the two screw blocks are respectively sleeved at the two ends of the bidirectional screw rod by screw threads, so the two screw blocks are mutually close along with the rotation of the bidirectional screw rod, the movable plate is fixedly arranged at the top of the screw block, so the movable plate can be driven to horizontally move, the lifting rod is slidably arranged in the through hole, so the lifting rod can only vertically move along the through hole, the transmission block fixedly arranged on the lifting rod can only vertically move, and due to the connection relationship among the transmission block, the transmission hole and the movable plate, therefore, the transmission block can be driven to move upwards, so that the lifting rod moves upwards, the display device body moves upwards due to the fixed connection relation among the lifting rod, the lifting platform and the display device body, when the display device body moves to a proper position, the hand wheel stops rotating, the fixing bolt is rotated, the bottom of the fixing bolt extrudes the bidirectional screw, the bidirectional screw is limited to rotate, and the display device body is fixed at the current height. The utility model discloses simple structure, reasonable in design, convenient operation can freely adjust display device's height to can guarantee that people can see the member title completely, improve the practicality of device.
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.
Example one
Referring to fig. 1-3, a conference title display device comprises a box body 1, wherein one side of the box body 1 is provided with a mounting hole 2, a bidirectional screw 3 is rotatably mounted in the mounting hole 2, one end of the bidirectional screw 3 extends out of the box body 1, a hand wheel 4 is fixedly mounted, the other end of the bidirectional screw 3 extends into the box body 1 and is rotatably mounted on one side inner wall of the box body 1, two ends of the bidirectional screw 3 are respectively in threaded sleeve connection with a screw block 5 positioned in the box body 1, the bottom and the top of the screw block 5 are respectively and fixedly mounted with a guide block 6 and a moving plate 7, one side of each of the two moving plates 7 is provided with a transmission hole 9, the top of the box body 1 is provided with two through holes 10, lifting rods 11 are respectively and slidably mounted in the two through holes 10, the top ends of the two lifting rods 11 extend to the upper side of the box body 1 and are fixedly mounted with a same lifting platform 12, and the bottom ends of the two lifting rods 11 extend into the box body 1, a display device body 14 is fixedly mounted on the top of the lifting table 12.
The utility model discloses in, two guide ways 8 have been seted up to the bottom inner wall of box 1, and two guide blocks 6 respectively slidable mounting in two guide ways 8, and guide block 6 only can be along 8 horizontal slip of guide ways.
The utility model discloses in, the equal fixed mounting in one side bottom of two lifter 11 has transmission piece 13, and two transmission piece 13 respectively slidable mounting in two transmission holes 9, and lifter 11 removes, can drive transmission piece 13 and remove for transmission piece 13 slides along transmission hole 9.
The utility model discloses in, the equal fixed mounting in top four corners position of box 1 has telescopic link 15, and the equal fixed mounting in top of four telescopic links 15 is in the bottom of elevating platform 12, and the stability that elevating platform 12 removed can be increased in the setting of telescopic link 15.
The utility model discloses in, one side fixed mounting that box 1 is close to hand wheel 4 has fixing base 16, and 16 activities of fixing base cup joint on two-way screw rod 3.
The utility model discloses in, threaded hole 17 is seted up at the top of fixing base 16, and fixing bolt 18 is installed to screw hole 17 internal thread, rotates fixing bolt 18, can be so that 18 vertical removal of fixing bolt.
Example two
Referring to fig. 1-3, a conference title display device comprises a box body 1, wherein one side of the box body 1 is provided with a mounting hole 2, a bidirectional screw 3 is rotatably mounted in the mounting hole 2, one end of the bidirectional screw 3 extends out of the box body 1, a hand wheel 4 is fixedly mounted, the other end of the bidirectional screw 3 extends into the box body 1 and is rotatably mounted on one side inner wall of the box body 1, two ends of the bidirectional screw 3 are respectively in threaded sleeve connection with a screw block 5 positioned in the box body 1, the bottom and the top of the screw block 5 are respectively and fixedly mounted with a guide block 6 and a moving plate 7, one side of each of the two moving plates 7 is provided with a transmission hole 9, the top of the box body 1 is provided with two through holes 10, lifting rods 11 are respectively and slidably mounted in the two through holes 10, the top ends of the two lifting rods 11 extend to the upper side of the box body 1 and are fixedly mounted with a same lifting platform 12, and the bottom ends of the two lifting rods 11 extend into the box body 1, a display device body 14 is fixedly mounted on the top of the lifting table 12.
The utility model discloses in, two guide ways 8 have been seted up to the bottom inner wall of box 1, and two guide blocks 6 respectively slidable mounting in two guide ways 8, and guide block 6 only can be along 8 horizontal slip of guide ways.
The utility model discloses in, the equal fixed mounting in one side bottom of two lifter 11 has transmission piece 13, and two transmission piece 13 respectively slidable mounting in two transmission holes 9, and lifter 11 removes, can drive transmission piece 13 and remove for transmission piece 13 slides along transmission hole 9.
The utility model discloses in, the equal fixed mounting in top four corners position of box 1 has telescopic link 15, and the equal fixed mounting in top of four telescopic links 15 is in the bottom of elevating platform 12, and the stability that elevating platform 12 removed can be increased in the setting of telescopic link 15.
The utility model discloses in, one side fixed mounting that box 1 is close to hand wheel 4 has fixing base 16, and 16 activities of fixing base cup joint on two-way screw rod 3.
The utility model discloses in, threaded hole 17 is seted up at the top of fixing base 16, and fixing bolt 18 is installed to screw hole 17 internal thread, rotates fixing bolt 18, can be so that 18 vertical removal of fixing bolt.
In the utility model, when in use, the hand wheel 4 is rotated to drive the bidirectional screw 3 fixedly connected with the hand wheel 4 to rotate, the guide block 6 is slidably arranged in the guide groove 8, so the guide block 6 can only horizontally slide along the guide groove 8, the screw block 5 can only horizontally move due to the fixed connection relationship between the guide block 6 and the screw block 5, the two screw blocks 5 are respectively in threaded sleeve connection with the two ends of the bidirectional screw 3, so the two screw blocks 5 are close to each other along with the rotation of the bidirectional screw 3, the movable plate 7 is fixedly arranged at the top of the screw block 5, so the movable plate 7 can be driven to horizontally move, the lifting rod 11 is slidably arranged in the through hole 10, so the lifting rod 11 can only vertically move along the through hole 10, so the transmission block 13 fixedly arranged on the lifting rod 11 can only vertically move, and the connection relationship between the transmission hole 9 and the movable plate 7 is realized due to the transmission block 13, therefore, the transmission block 13 can be driven to move upwards, so that the lifting rod 11 moves upwards, the display device body 14 moves upwards due to the fixed connection relationship among the lifting rod 11, the lifting table 12 and the display device body 14, when the display device body 14 moves to a proper position, the hand wheel 4 stops rotating, the fixing bolt 18 is rotated, the bottom of the fixing bolt 18 extrudes the bidirectional screw 3, the bidirectional screw 3 is limited to rotate, and the display device body 14 is fixed at the current height. The utility model discloses simple structure, reasonable in design, convenient operation can freely adjust display device's height to can guarantee that people can see the member title completely, improve the practicality of device.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.