CN209815423U - Novel elevator calling board convenient to change display screen - Google Patents

Abstract

The utility model discloses a novel elevator calling board convenient to change display screen, including shell and curb plate. The utility model discloses a be provided with clamping device, drive the movable block through rotating the runner and move on the second threaded rod, can make splint grasp the lateral wall of display screen, convenient fix the operation to the display screen, make things convenient for the later stage to the maintenance or change operation of display screen, improved work efficiency; through being provided with the telescopic link, through the fixture block on the telescopic link and the block of recess, can be convenient fix the curb plate on the shell, when needs are changed or are maintained the display screen, only need rotate the movable rod through hexagonal spanner and make the first bevel gear on the second bevel gear meshing round bar rotate, the first threaded rod of pulling both sides is to the central motion, realizes opening convenient operation simple to the curb plate. The utility model discloses the device has the change simply, advantage that work efficiency is high.

Description

Novel elevator calling board convenient to change display screen

Technical Field

The utility model relates to an elevator calling board especially relates to a novel elevator calling board convenient to change display screen.

Background

The elevator calling box is a device which is arranged on one side of the elevator door and used for calling or controlling the elevator, people can call the elevator from other floors to the floors needing to be reached through the elevator calling box, and great convenience is brought to the use and the trip of people. The elevator calling boxes in the prior art are all provided with display screens for displaying the number of layers reached by an elevator, so that people can conveniently wait, the display screens are basically fixed on side plates of the elevator calling boxes by bolts, the bolts need to be removed firstly during replacement, the operation is troublesome, the display screens are extremely easy to damage, and the defect in the prior art is overcome; the elevator calling box is characterized in that the elevator calling box comprises a side plate, a display screen, a panel and a panel, wherein the side plate is arranged on the side plate, the panel. Based on above reason, the utility model provides a novel elevator calling board convenient to change display screen solves these not enough.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a novel elevator calling box convenient for replacing a display screen.

The utility model discloses an one of the purpose adopts following technical scheme to realize:

a novel elevator calling box convenient for replacing a display screen comprises a shell, wherein the back side face of the shell is not arranged in a closed mode, a side plate is arranged on the back side face of the shell, a rectangular groove is formed in the center of the side plate, four transverse grooves are symmetrically formed in the left side and the right side of the side wall of the side plate, through holes are formed in the two sides of the transverse grooves, the central diameter of each through hole is larger than the diameter of the two sides of the transverse grooves, each through hole penetrates through the transverse grooves in the two sides of the transverse grooves, a round rod is arranged in an inner cavity of each through hole and movably connected with the through holes, a first bevel gear is fixedly connected to the central side wall of each round rod, a second bevel gear matched with the first bevel gear is arranged on the back side of the first bevel gear, the second bevel gear is meshed with the first bevel gear, and a movable rod is fixedly connected to the center of the back side, the utility model discloses a clamping device, including shell, movable rod, second bevel gear, telescopic link, ring plate, horizontal slot, the movable rod is kept away from second bevel gear one end and has been seted up hexagonal groove, the lateral wall that the movable rod runs through the through-hole extends the curb plate setting, swing joint sets up between movable rod and the curb plate, the equal swing joint in both ends has the telescopic link about the round rod, the cover is equipped with the ring plate on the telescopic link, swing joint between ring plate and the telescopic link, fixed connection sets up between the lateral wall of ring plate and the horizontal slot, round rod one end fixedly connected with fixture block is kept away from to the telescopic link, the fixture block is triangle-shaped setting, set up the recess that matches each other with the fixture block.

Furthermore, the clamping device comprises a vertical groove, the vertical groove is arranged on the front side surface of the side plate and is positioned on the upper side and the lower side of the rectangular groove, a second threaded rod is arranged in the vertical groove, the upper end and the lower end of the second threaded rod are movably connected with the upper side wall and the lower side wall of the vertical groove, the side wall of the second threaded rod, which is far away from one end of the rectangular groove, is fixedly connected with a rotating wheel, a movable block is movably connected in the vertical groove, the movable block is provided with a second threaded hole which penetrates through the upper side wall and the lower side wall of the movable block, the second threaded rod penetrates through the second threaded hole and is arranged, the second threaded rod is movably connected with the second threaded hole, the center of the front side surface of the movable block is fixedly connected with a stand column, two rotating shafts are symmetrically arranged on the left side and the right side of the, the contained angle between the splint is greater than 90 degrees settings, pivot swing joint is in the bend of splint, two alternately set up between the splint, the sliding tray has been seted up on the splint is close to the lateral wall that erects groove one side, the stand runs through the cross arrangement of two sliding trays, swing joint between stand and the sliding tray.

Further, the telescopic link includes first threaded rod, first screw hole, both sides have all been seted up at both ends about the round bar the screw thread of first screw hole is revolved to opposite setting, first threaded rod inserts first threaded hole and sets up, swing joint sets up between first threaded rod and the first screw hole, round bar one end is kept away from to first threaded rod is provided with the thick pole, the thick pole is close to curb plate center one end and has seted up the square hole, round bar one end is kept away from to first threaded rod inserts the square hole inner chamber, swing joint between first threaded rod and the square hole, first threaded rod is located the first spring of one end fixedly connected with of square hole inner chamber, first threaded rod one end fixed connection is kept away from to first spring on the lateral wall of square hole.

Further, splint keep away from stand one side and seted up first spout, first spout is seted up on the lateral wall of the relative one side of splint, be provided with the fly leaf in the first spout, the fly leaf is kept away from swing joint between rectangular channel one side and the first spout, the round hole has been seted up on the lateral wall that splint are close to rectangular channel one side, swing joint has the turning block in the round hole, the third screw hole has been seted up on the turning block, the downthehole swing joint of third screw has the third threaded rod, third threaded rod one end fixed connection is on the fly leaf, fly leaf one end fixedly connected with round wheel is kept away from to the third threaded rod.

Further, be provided with the rubber pad on the fly leaf, rubber pad fixed connection is on the lateral wall of the fly leaf one side of keeping away from the third threaded rod.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the utility model discloses a be provided with clamping device, drive the movable block through rotating the runner and move on the second threaded rod, can make splint grasp the lateral wall of display screen, convenient fix the operation to the display screen, make things convenient for the later stage to the maintenance or change operation of display screen, improved work efficiency;

2. the side plates can be conveniently and firmly fixed on the shell by arranging the telescopic rod and clamping the clamping blocks on the telescopic rod and the grooves, when a display screen needs to be replaced or maintained, the movable rod is rotated by the hexagonal wrench to enable the first bevel gears on the second bevel gear meshing round rods to rotate, the first threaded rods on the two sides are pulled to move towards the center, the side plates are opened, and the operation is convenient and simple;

3. through being provided with the fly leaf, can adjust the operation to the fly leaf according to the difference of the contained angle between display screen and the splint for it is fixed firm, and make fixed more firm and avoid damaging the display screen through setting up the rubber pad.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic external structural view of the present embodiment;

FIG. 2 is a schematic view of the internal structure of the present embodiment;

FIG. 3 is a schematic view of the structure of the surface A in FIG. 2 according to the present embodiment;

FIG. 4 is an enlarged view of the embodiment at B of FIG. 2;

FIG. 5 is an enlarged view of the embodiment at C of FIG. 3;

fig. 6 is an enlarged view of fig. 3D of the present embodiment.

In the figure: 1. a housing; 2. a side plate; 3. a rectangular groove; 4. a transverse groove; 5. a through hole; 6. a round bar; 7. a first bevel gear; 8. a second bevel gear; 9. a movable rod; 10. a telescopic rod; 11. a circular ring plate; 12. a clamping block; 13. a groove; 14. a clamping device; 15. a vertical slot; 16. a second threaded rod; 17. a rotating wheel; 18. a movable block; 19. a column; 20. a rotating shaft; 21. a splint; 22. a sliding groove; 23. a first threaded rod; 24. a first threaded hole; 25. a thick rod; 26. a square hole; 27. a first spring; 28. a first chute; 29. a movable plate; 30. a circular hole; 31. rotating the block; 32. a third threaded rod; 33. a round wheel; 34. and (7) a rubber pad.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 6, a novel elevator calling box convenient for replacing a display screen comprises a housing 1, the rear side of the housing 1 is not sealed, a side plate 2 is arranged on the rear side of the housing 1, a rectangular groove 3 is arranged in the center of the side plate 2, four transverse grooves 4 are symmetrically arranged on the side wall of the side plate 2, a through hole 5 is arranged between the transverse grooves 4 on both sides, the central diameter of the through hole 5 is larger than the diameters of both sides, the through hole 5 penetrates through the transverse grooves 4 on both sides, a round bar 6 is arranged in the inner cavity of the through hole 5, the round bar 6 is movably connected with the through hole 5, a first bevel gear 7 is fixedly connected to the central side wall of the round bar 6, a second bevel gear 8 matched with the first bevel gear 7 is arranged on the rear side of the first bevel gear 7, the second bevel gear 8 is meshed with the first bevel gear 7, a movable bar 9 is fixedly connected to, one end of the movable rod 9, which is far away from the second bevel gear 8, is provided with a hexagonal groove, the movable rod 9 penetrates through the side wall of the through hole 5 and extends out of the side plate 2 to be arranged, the movable rod 9 and the side plate 2 are movably connected, the left end and the right end of the round rod 6 are movably connected with a telescopic rod 10, the telescopic rod 10 comprises a first threaded rod 23, the left end and the right end of the round rod 6 are respectively provided with a first threaded hole 24, the thread turning directions of the first threaded holes 24 on the two sides are opposite, the first threaded rod 23 is inserted into the first threaded hole 24, the first threaded rod 23 is movably connected with the first threaded hole 24, one end of the first threaded rod 23, which is far away from the round rod 6, is provided with a thick rod 25, one end of the thick rod 25, which is near the center of the side plate 2 is provided with a square hole 26, one end of the first threaded rod 23, which is far away from, one end of a first spring 27, which is far away from a first threaded rod 23, is fixedly connected to the side wall of the square hole 26, a circular ring plate 11 is sleeved on the telescopic rod 10, the circular ring plate 11 is movably connected with the telescopic rod 10, the outer side wall of the circular ring plate 11 is fixedly connected with the transverse groove 4, one end of the telescopic rod 10, which is far away from the circular rod 6, is fixedly connected with a clamping block 12, so that the side plate 2 is fixed and taken down conveniently, the maintenance or replacement efficiency of the display screen is greatly improved, the clamping block 12 is arranged in a triangular shape, grooves 13 matched with the clamping block 12 are formed in the left side wall and the right side wall of the inner cavity side of the shell 1, clamping devices 14 are arranged on the front side wall of the side plate 2, the two clamping devices 14 are symmetrically arranged up and down, the two clamping devices 14 comprise vertical grooves 15, the vertical grooves 15 are formed in the front side surfaces of the side plate 2 and are positioned, the upper end and the lower end of a second threaded rod 16 are movably connected with the upper side wall and the lower side wall of a vertical groove 15, the side wall of one end, far away from the rectangular groove 3, of the second threaded rod 16 is fixedly connected with a rotating wheel 17, a movable block 18 is movably connected in the vertical groove 15, a second threaded hole penetrating through the upper side wall and the lower side wall of the movable block 18 is formed in the movable block 18, the second threaded rod 16 penetrates through the second threaded hole to be arranged, the second threaded rod 16 is movably connected with the second threaded hole, a vertical column 19 is fixedly connected with the center of the front side surface of the movable block 18, two rotating shafts 20 are symmetrically arranged on the left side and the right side of the vertical groove 15, one end of each rotating shaft 20 is fixedly connected with the side wall of the side plate 2, the other end of each rotating shaft 20 is movably connected with a clamping plate 21, the clamping plates 21 are arranged in a bent mode, an included angle, the upright post 19 penetrates through the intersection of the two sliding grooves 22, the upright post 19 is movably connected with the sliding grooves 22, the display screen can be simply clamped and operated, the fixing is firm, the operation is simple, the display screen can be conveniently disassembled and maintained in the later period, the side, far away from the upright post 19, of the clamping plate 21 is provided with a first sliding groove 28, the first sliding groove 28 is arranged on the side wall, opposite to the clamping plate 21, of the clamping plate 21, a movable plate 29 is arranged in the first sliding groove 28, the side, far away from the rectangular groove 3, of the movable plate 29 is movably connected with the first sliding groove 28, the side wall, close to the rectangular groove 3, of the clamping plate 21 is provided with a round hole 30, a rotating block 31 is movably connected in the round hole 30, a third threaded hole is formed in the rotating block 31, a third threaded rod 32 is movably connected in the third threaded hole, one end of, the movable plate 29 is provided with a rubber pad 34, and the rubber pad 34 is fixedly connected to the side wall of the movable plate 29 far away from the third threaded rod 32, so that the fixation is more stable and firm, and meanwhile, the damage to the display screen is avoided.

When the device of the utility model is used, firstly, the display screen is placed on the rectangular groove 3 of the side plate 2, then the rotating wheel 17 on the upper and lower side clamping device 14 is rotated, the rotating wheel 17 drives the second threaded rod 16 to rotate, the second threaded rod 16 is meshed with the second threaded hole on the movable block 18 to rotate, so that the movable block 18 moves towards two sides in the vertical groove 15, the distance between the two clamping plates 21 is mutually close through the movement of the upright post 19 in the sliding groove 22, the clamping plates 21 firmly clamp the display screen, the movable plate 29 moves in the first sliding groove 28 through rotating the round wheel 33, so that the movable plate 29 is tightly attached to the side wall of the display screen, the fixation is more firm and stable, and through the arrangement of the rubber pad 34, the damage to the display screen is effectively avoided, then the side plate 2 is inserted into the inner cavity of the shell 1, the fixation of the side plate 2 is realized through the block 12 and, completing the installation operation of the display screen; when damage appears and needs to be changed or maintain when the display screen, insert the hexagonal inslot on the movable rod 9 through using the hexagonal spanner, it rotates second bevel gear 8 to rotate movable rod 9, second bevel gear 8 meshes first bevel gear 7 and rotates, first bevel gear 7 drives round bar 6 at the internal rotation of through-hole 5, make first threaded rod 23 at the internal rotation of first screw hole 24, stimulate thick pole 25 of both sides to through-hole 5 one side, make fixture block 12 break away from in the recess 13 on the shell 1 and enter into transverse groove 4, can be convenient take off curb plate 2 from shell 1, the convenience is operated the display screen, reversal runner 17 again, make and break away from the contact between splint 21 of both sides and the display screen, the convenience is taken out the display screen and is changed and maintained, and is easy to operate, and high working efficiency.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims (5)

1. The utility model provides a novel elevator calling board convenient to change display screen, includes shell (1), its characterized in that: the rear side face of the shell (1) is not arranged in a closed manner, a side plate (2) is arranged on the rear side face of the shell (1), a rectangular groove (3) is formed in the center of the side plate (2), four transverse grooves (4) are symmetrically arranged on the left side and the right side of the side wall of the side plate (2), a through hole (5) is formed between the transverse grooves (4) on the two sides, the center diameter of the through hole (5) is larger than the diameters of the two sides, the through hole (5) penetrates through the transverse grooves (4) on the two sides, a round rod (6) is arranged in an inner cavity of the through hole (5), the round rod (6) is movably connected with the through hole (5), a first bevel gear (7) is fixedly connected onto the center side wall of the round rod (6), a second bevel gear (8) matched with the first bevel gear is arranged on the rear side of the first bevel gear (7), and the second bevel gear (, the rear side wall center of the second bevel gear (8) is fixedly connected with a movable rod (9), one end of the movable rod (9) far away from the second bevel gear (8) is provided with a hexagonal groove, the side wall of the movable rod (9) penetrating through the through hole (5) extends out of the side plate (2) to be arranged, the movable rod (9) is movably connected with the side plate (2), the left end and the right end of the round rod (6) are movably connected with telescopic rods (10), the telescopic rods (10) are sleeved with circular ring plates (11), the circular ring plates (11) are movably connected with the telescopic rods (10), the outer side wall of each circular ring plate (11) is fixedly connected with a transverse groove (4), one end of each telescopic rod (10) far away from the round rod (6) is fixedly connected with a clamping block (12), the clamping block (12) is arranged in a triangular shape, the left side wall and the right side wall of the inner cavity side of the shell (1) are provided with, the side plate is characterized in that two clamping devices (14) are arranged on the side wall of the front side of the side plate (2) in a vertically symmetrical mode.

2. The novel elevator calling board convenient for replacing the display screen in claim 1 is characterized in that: the clamping device (14) comprises a vertical groove (15), the vertical groove (15) is arranged on the upper side and the lower side of the rectangular groove (3) at the front side of the side plate (2), a second threaded rod (16) is arranged in the vertical groove (15), the upper end and the lower end of the second threaded rod (16) are movably connected with the upper side wall and the lower side wall of the vertical groove (15), the side wall of one end, far away from the rectangular groove (3), of the second threaded rod (16) is fixedly connected with a rotating wheel (17), a movable block (18) is movably connected in the vertical groove (15), a second threaded hole penetrating through the upper side wall and the lower side wall of the movable block (18) is formed in the movable block (18), the second threaded rod (16) penetrates through the second threaded hole, the second threaded rod (16) is movably connected with the second threaded hole, a stand column (19) is fixedly connected with the center of the front side of the movable block (18), two rotating shafts (20) are, the one end fixed connection of pivot (20) is on the lateral wall of curb plate (2), the other end swing joint of pivot (20) has splint (21), splint (21) crooked setting, contained angle between splint (21) is greater than 90 degrees settings, pivot (20) swing joint is in the crook of splint (21), two alternately set up between splint (21), sliding tray (22) have been seted up on splint (21) are close to the lateral wall of erecting groove (15) one side, stand (19) run through the cross connection setting of two sliding tray (22), swing joint between stand (19) and sliding tray (22).

3. The novel elevator calling board convenient for replacing the display screen in claim 1 is characterized in that: the telescopic rod (10) comprises a first threaded rod (23), first threaded holes (24) are formed in the left end and the right end of the round rod (6), two sides of the first threaded holes (24) are oppositely formed in the threaded direction, the first threaded rod (23) is inserted into the first threaded holes (24), the first threaded rod (23) is movably connected with the first threaded holes (24), a thick rod (25) is arranged at one end, far away from the round rod (6), of the first threaded rod (23), a square hole (26) is formed at one end, close to the center of the side plate (2), of the thick rod (25), one end, far away from the round rod (6), of the first threaded rod (23) is inserted into the inner cavity of the square hole (26), the first threaded rod (23) is movably connected with the square hole (26), and a first spring (27) is fixedly connected with one end, located in the inner cavity of the square hole (26), of the first threaded rod (23), one end of the first spring (27), which is far away from the first threaded rod (23), is fixedly connected to the side wall of the square hole (26).

4. The novel elevator calling board convenient for replacing the display screen in claim 2 is characterized in that: splint (21) are kept away from stand (19) one side and have been seted up first spout (28), first spout (28) are seted up on the lateral wall of the relative one side of splint (21), be provided with fly leaf (29) in first spout (28), swing joint between rectangular channel (3) one side and first spout (28) is kept away from in fly leaf (29), round hole (30) have been seted up on splint (21) are close to the lateral wall of rectangular channel (3) one side, swing joint has turning block (31) in round hole (30), the third screw hole has been seted up on turning block (31), swing joint has third threaded rod (32) in the third threaded hole, third threaded rod (32) one end fixed connection is on fly leaf (29), fly leaf (29) one end fixedly connected with round wheel (33) are kept away from in third threaded rod (32).

5. The novel elevator calling board convenient for replacing the display screen in claim 4 is characterized in that: the movable plate (29) is provided with a rubber pad (34), and the rubber pad (34) is fixedly connected to the side wall of the movable plate (29) far away from the third threaded rod (32).