CN212782613U

CN212782613U - Advertising lamp box

Info

Publication number: CN212782613U
Application number: CN202021369204.XU
Authority: CN
Inventors: 曾超山
Original assignee: XIAMEN QUNLI METAL PRODUCT CO LTD
Current assignee: XIAMEN QUNLI METAL PRODUCT CO LTD
Priority date: 2020-07-13
Filing date: 2020-07-13
Publication date: 2021-03-23
Anticipated expiration: 2030-07-13

Abstract

The utility model discloses an advertising lamp box, when the side cover is opened, the self-locking block can be automatically clamped into the self-locking groove, so that the side cover can be kept at the opening position, thereby facilitating the subsequent actions of maintenance, installation, replacement and the like, and at the moment, the side cover can not be suddenly closed even being subjected to external force, thereby ensuring the safety of personnel and avoiding the personnel from being damaged by the clamping of the side cover; meanwhile, the folding self-locking mechanism can also be used as a standby mechanism of the hydraulic driving cylinder, when the hydraulic driving cylinder is damaged, the side cover can be manually opened, and the condition that the side cover cannot be opened can not occur. When the side cover is suddenly opened by a large thrust, the anti-bullet-opening hook of the anti-bullet-opening mechanism can be hung at the anti-bullet-opening hanging piece under the action of self weight so as to prevent the side cover from being suddenly opened by a large angle, and the use safety is ensured. The first locking body of the invisible lockset is fixedly connected on the inner wall of the side cover, the second locking body is fixedly connected on the inner wall of the box body frame, and the structure of the invisible lockset can not be seen from the outer side of the advertising lamp box, so that the overall structure of the advertising lamp box is more attractive.

Description

Advertising lamp box

Technical Field

The utility model relates to an advertising light box.

Background

In real life, in order to better attract the attention of common people and achieve the effects of propaganda and popularization, large advertising lamp boxes are increasingly widely used, and are particularly used in public places with dense population, such as airports, subways, squares and the like. The existing advertising lamp box is large in weight, generally, hydraulic oil cylinders are mounted on two side edges of a box body in order to conveniently open a side cover of the lamp box, and the other ends of telescopic rods of the hydraulic oil cylinders are fixed on the inner side edges of the side cover and used for opening the side cover and positioning the side cover at an opening position. Because hydraulic cylinder has very big thrust, can lead to the side cap to bounce suddenly and open the unable fixed of angle, can cause the condition that the staff is impaled.

And once the hydraulic oil cylinder is invalid or damaged, the side cover is difficult to open, and the side cover cannot be positioned at an open position after being opened, so that inconvenience is brought to subsequent maintenance, cleaning and replacement work.

Meanwhile, the existing lock of the advertising lamp box is arranged on the outer side, so that the appearance is influenced, and the operation of the lock is very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model provides an advertising lamp box, which overcomes the defects of the background technology. The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides an advertising light box, its includes box frame and articulated side cap of connecting at box frame, this advertising light box still includes folding self-locking mechanism, shellproof mechanism and stealthy tool to lock, wherein:

the folding self-locking mechanism comprises a first supporting rod and a second supporting rod which are hinged, the top end of the first supporting rod is hinged with the side cover, the bottom end of the second supporting rod is hinged with the box body frame, a self-locking block is arranged at the bottom end of the first supporting rod, a self-locking groove is arranged at the top end of the second supporting rod, and when the side cover is opened, the first supporting rod and the second supporting rod are in an unfolded state and the self-locking block is clamped into the self-locking groove;

the bulletproof opening mechanism comprises a first bulletproof opening body, a bulletproof opening hook, a second bulletproof opening body and a bulletproof opening sheet, wherein the first bulletproof opening body is fixedly connected to the side cover, the bulletproof opening hook is hinged to the first bulletproof opening body, the second bulletproof opening body is fixedly connected to the box body frame, the bulletproof opening sheet is fixedly connected to the second bulletproof opening body, and the bulletproof opening hook can be hung at the bulletproof opening sheet under the action of self weight to avoid the side cover from being suddenly opened by a large angle;

the invisible lockset comprises a first locking body, a locking hook, a driving rod, a second locking body and a locking rod, wherein the first locking body is fixedly connected to the inner wall of the side cover, one end of the driving rod extends out of the outer side surface of the side cover, the other end of the driving rod extends into the inner side of the side cover and is rotatably connected with the first locking body, and the locking hook is fixedly connected to the driving rod; the second locking body is fixedly connected to the inner wall of the box body frame, the lock rod is fixedly connected to the second locking body, the side cover is locked with the box body frame when the lock hook is fastened on the lock rod, and the side cover is separable from the box body frame when the drive rod drives the lock hook to separate from the lock rod.

In a preferred embodiment: first bracing piece bottom is equipped with first articulated shaft hole, second bracing piece top is equipped with the articulated shaft hole of second, is equipped with the support articulated shaft in addition, should support articulated shaft hinged joint and connect at first articulated shaft hole and can be at the articulated shaft hole slidable of second, and the articulated shaft hole of second extends along second bracing piece length direction, and the articulated shaft hole length of second is greater than the support articulated shaft diameter.

In a preferred embodiment: the self-locking groove is positioned on the bottom surface of the top end of the second supporting rod, is L-shaped and is provided with an opening at the top end; the self-locking block is fixedly connected to the side edge of the bottom end of the first supporting rod and can be clamped into the self-locking groove from the opening at the top end of the self-locking groove.

In a preferred embodiment: the anti-bullet-opening hanging piece is obliquely arranged at the top end of the second anti-bullet-opening body.

In a preferred embodiment: the top end of the bulletproof opening-proof hook is provided with a first limiting block, the first bulletproof opening-proof body is provided with a second limiting block, and the first limiting block is in limiting fit with the second limiting block when the bulletproof opening-proof hook is in hanging fit with the bulletproof opening-proof hanging piece.

In a preferred embodiment: the invisible lockset also comprises a torsional spring, the torsional spring is sleeved outside the driving rod, and two ends of the torsional spring respectively prop against the lock hook and the first locking body.

In a preferred embodiment: the second locking body is sheet-shaped, and the locking rod is perpendicular to the second locking body.

In a preferred embodiment: the hydraulic drive cylinder comprises a cylinder body and a telescopic rod, the cylinder body is hinged to the inner wall of one of the side cover and the box body frame, and the telescopic rod is hinged to the inner wall of the other of the side cover and the box body frame.

Compared with the background technology, the technical scheme has the following advantages:

1. because the advertising lamp box is provided with the folding self-locking mechanism, when the side cover is opened, the self-locking block can be automatically clamped into the self-locking groove, so that the side cover can be kept at the opening position, the subsequent actions of maintenance, installation, replacement and the like are facilitated, and at the moment, the side cover can not be suddenly closed under the action of external force, the safety of personnel can be ensured, and the personnel can be prevented from being damaged by the clamping of the side cover; meanwhile, the folding self-locking mechanism can also be used as a standby mechanism of the hydraulic driving cylinder, when the hydraulic driving cylinder is damaged, the side cover can be manually opened, and the condition that the side cover cannot be opened can not occur.

When the side cover is suddenly opened by a large thrust, the anti-bullet-opening hook of the anti-bullet-opening mechanism can be hung at the anti-bullet-opening hanging piece under the action of self weight so as to prevent the side cover from being suddenly opened by a large angle, and the use safety is ensured.

The first locking body of the invisible lockset is fixedly connected on the inner wall of the side cover, the second locking body is fixedly connected on the inner wall of the box body frame, and the structure of the invisible lockset can not be seen from the outer side of the advertising lamp box, so that the overall structure of the advertising lamp box is more attractive.

2. First articulated shaft hole just can be in the slidable of second articulated shaft hole, and second articulated shaft hole length is greater than the support articulated shaft diameter for first bracing piece and second bracing piece still have axial displacement's stroke except that the relation of rotation, can guarantee to block smoothly into from the locking inslot from the locking piece.

3. The self-locking groove is positioned on the bottom surface of the top end of the second supporting rod, the self-locking block is fixedly connected to the side edge of the bottom end of the first supporting rod, and the self-locking block can be clamped into the self-locking groove from an opening at the top end of the self-locking groove, so that the structure is simple and compact.

4. The bulletproof opening-proof hanging piece is obliquely arranged at the top end of the second bulletproof opening-proof body, so that the bulletproof opening-proof hook can be quickly hooked with the bulletproof opening-proof hanging piece, and the using effect is ensured.

5. When the bulletproof opening hook is in hanging connection and matching with the bulletproof opening hanging piece, the first limiting block and the second limiting block are in limiting matching, and the bulletproof opening hook can be prevented from being separated from the bulletproof opening hanging piece.

6. The torsional spring of stealthy tool to lock can guarantee that the latch hook keeps the position of lock joint at the locking lever, and the actuating lever of manual rotation just can drive the latch hook and leave the locking lever.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic view showing a state where the side cover is in an open position.

Fig. 2 shows a partial enlarged view of fig. 1.

Fig. 3 shows a schematic view of the side cover during closing.

Fig. 4 shows a partial enlarged view of fig. 3.

Fig. 5 is a schematic view showing a state where the side cover is in the closed position.

Fig. 6 shows a schematic view of the anti-ballistic open hook in hooking engagement with the anti-ballistic open hook piece.

Fig. 7 shows a partial enlarged view of fig. 6.

FIG. 8 is a schematic view of the latch hook snap-fit with the latch lever.

Fig. 9 shows a partial enlarged view of fig. 8.

FIG. 10 is a view showing the latch hook of the hidden box frame snap-fitted to the latch lever.

Fig. 11 shows a partial enlarged view of fig. 10.

Detailed Description

In the claims, the specification and the drawings, unless otherwise expressly limited, the terms "first," "second," or "third," etc. are used for distinguishing between different elements and not for describing a particular sequence.

In the claims, the specification and the drawings, unless otherwise expressly limited, to the extent that directional terms such as "center", "lateral", "longitudinal", "horizontal", "vertical", "top", "bottom", "inner", "outer", "upper", "lower", "front", "rear", "left", "right", "clockwise", "counterclockwise" and the like are used, the positional or orientational relationships illustrated in the drawings are based on the positional and orientational relationships illustrated in the drawings and are merely for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element so referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the present invention in any way.

In the claims, the description and the drawings of the present application, unless otherwise expressly limited, the terms "fixedly connected" and "fixedly connected" should be understood in a broad sense, i.e., any connection without displacement relationship or relative rotation relationship between the two, i.e., including non-detachable fixed connection, integrated connection and fixed connection by other devices or elements.

In the claims, the specification and drawings of the present invention, the terms "including", "having" and their variants, if used, are intended to be inclusive and not limiting.

Referring to fig. 1 to 11, a preferred embodiment of an advertising light box includes a box frame 10 and a side cover 20 hinged to the box frame 10, and further includes a foldable self-locking mechanism 30, an anti-unlocking mechanism 40 and a hidden lock 50.

As shown in fig. 1, the advertising light box further comprises a hydraulic cylinder 60 including a cylinder body 61 and an extension rod 62, wherein the cylinder body 61 is hinged to the inner wall of the side cover 20, and the extension rod 62 is hinged to the inner wall of the box frame 10.

The folding self-locking mechanism 30 comprises a first support rod 31 and a second support rod 32 which are hinged to each other, the top end of the first support rod 31 is hinged to the side cover 20, the bottom end of the second support rod 32 is hinged to the box body frame 10, a self-locking block 33 is arranged at the bottom end of the first support rod 31, a self-locking groove 34 is arranged at the top end of the second support rod 32, and when the side cover 20 is opened, the first support rod 31 and the second support rod 32 are in an unfolded state and the self-locking block 33 is clamped into the self-locking groove 34.

In this embodiment, the bottom end of the first supporting rod 31 is provided with a first hinge shaft hole, the top end of the second supporting rod 32 is provided with a second hinge shaft hole 35, and a support hinge shaft 36 is further provided, the support hinge shaft 36 is hinged to the first hinge shaft hole and can slide in the second hinge shaft hole 35, the second hinge shaft hole 35 extends along the length direction of the second supporting rod 32, and the length of the second hinge shaft hole 35 is greater than the diameter of the support hinge shaft 36. As shown in fig. 1, when the side cover 20 is opened, the supporting hinge shaft 36 is located at the bottom end of the second hinge shaft hole 35; when the side cover 20 is closed, the supporting hinge shaft 36 is located at the top end of the second hinge shaft hole 35.

In this embodiment, the self-locking groove 34 is located on the bottom surface of the top end of the second support bar 32, and is L-shaped and has an open top end; the self-locking block 33 is fixedly connected to the bottom end side edge of the first supporting rod 31, and the self-locking block 33 can be clamped into the self-locking groove 34 from the opening at the top end of the self-locking groove 34.

The use process of the folding self-locking mechanism 30 is as follows:

when the side cover 20 is closed, as shown in fig. 5, the first support bar 31 and the second support bar 32 are in a folded state, and the support hinge shaft 36 is located at the top end of the second hinge shaft hole 35; when the side cover 20 is opened, as shown in fig. 1, the first support rod 31 and the second support rod 32 are in an unfolded state, and when the first support rod 31 and the second support rod 32 are in a parallel state, the first support rod 31 can move downward along the second hinge shaft hole 35 under the action of its gravity to enable the self-locking block 33 to be clamped into the self-locking groove 34, and at this time, the side cover 20 is always kept in the opened position under the support of the folding self-locking mechanism 30. When the side cover 20 needs to be closed, the side cover 20 can be moved upwards to separate the self-locking block 33 from the self-locking groove 34, and then the side cover 20 is rotated downwards, so that the use is convenient.

The bulletproof opening mechanism 40 comprises a first bulletproof opening body 41, a bulletproof opening hook 42, a second bulletproof opening body 43 and a bulletproof opening hanging sheet 44, wherein the first bulletproof opening body 41 is fixedly connected to the side cover 20, the bulletproof opening hook 42 is hinged to the first bulletproof opening body 41, the second bulletproof opening body 43 is fixedly connected to the box body frame 10, the bulletproof opening hanging sheet 44 is fixedly connected to the second bulletproof opening body 43, and the bulletproof opening hook 42 can be hung on the bulletproof opening hanging sheet 44 under the action of self weight to avoid the side cover 20 from being opened by a sudden large angle.

In this embodiment, the anti-pop open hanging piece 44 is obliquely arranged at the top end of the second anti-pop open body 43.

In this embodiment, the top end of the anti-pop-up hook 42 is provided with a first limiting block 45, the first anti-pop-up body 41 is provided with a second limiting block 46, and the first limiting block 45 and the second limiting block 46 are in limited fit when the anti-pop-up hook 42 is hooked and matched with the anti-pop-up hanging piece 44.

When the hydraulic cylinder 60 opens the side cover 20, the anti-opening hook 42 is always kept at the position hooked with the anti-opening hanging sheet 44 under the action of gravity, as shown in fig. 6, at this time, the anti-opening hook 42 needs to be lifted up manually to separate the anti-opening hook 42 from the anti-opening hanging sheet 44, so that the side cover 20 can be opened by a larger angle.

The invisible lockset 50 comprises a first locking body 51, a locking hook 52, a driving rod 53, a second locking body 54 and a locking rod 55, wherein the first locking body 51 is fixedly connected to the inner wall of the side cover 20, one end of the driving rod 53 extends out of the outer side surface of the side cover 20, the other end of the driving rod 53 extends into the inner side of the side cover 20 and is rotatably connected with the first locking body 51, and the locking hook 52 is fixedly connected to the driving rod 53; the second locking body 54 is fixed on the inner wall of the box frame 10, the lock bar 55 is fixed on the second locking body 54, the side cover 20 is locked with the box frame 10 when the lock hook 52 is locked on the lock bar 55, and the side cover 20 is separated from the box frame 10 when the driving rod 53 drives the lock hook 52 to leave the lock bar 55.

In this embodiment, the invisible lock further includes a torsion spring 56, the torsion spring 56 is sleeved outside the driving rod 53, and two ends of the torsion spring 56 respectively prop against the locking hook 52 and the first locking body 51.

In this embodiment, the second locking body 54 is sheet-shaped, and the locking bar 55 is perpendicular to the second locking body 54.

When the side cover 20 is in the closed position, the latch hook 52 is always latched to the latch lever 55 by the torsion spring 56; if the side cover 20 needs to be opened, the driving rod 53 can be rotated manually or by a tool, and the driving rod 53 drives the locking hook 52 to rotate simultaneously so as to disengage the locking hook 52 from the locking rod 55, and at this time, the side cover 20 can be opened.

Because the advertising lamp box is provided with the folding self-locking mechanism 30, when the side cover 20 is opened, the self-locking block 33 can be automatically clamped into the self-locking groove 34, so that the side cover 20 can be kept at the opening position, and the subsequent actions of maintenance, installation, replacement and the like are facilitated, and at the moment, the side cover 20 cannot be suddenly closed due to external force, the safety of personnel can be ensured, and the personnel can be prevented from being pinched and injured by the side cover 20; meanwhile, the folding self-locking mechanism 30 can also be used as a standby mechanism of the hydraulic driving cylinder 60, when the hydraulic driving cylinder 60 is damaged, the side cover 20 can be manually opened, and the situation that the side cover 20 cannot be opened cannot occur.

When the side cover 20 is suddenly opened by a large pushing force, the anti-opening-proof hook 42 of the anti-opening-proof mechanism 40 can be hung at the anti-opening-proof hanging piece 44 under the action of self weight to prevent the side cover 20 from being suddenly opened by a large angle, so that the use safety is ensured.

The first locking body 51 of the invisible lockset 50 is fixedly connected on the inner wall of the side cover 20, the second locking body 54 is fixedly connected on the inner wall of the box body frame 10, and the structure of the invisible lockset can not be seen from the outer side of the advertising lamp box, so that the overall structure of the advertising lamp box is more attractive.

The above description is only a preferred embodiment of the present invention, and therefore the scope of the present invention should not be limited by this description, and all equivalent changes and modifications made within the scope and the specification of the present invention should be covered by the present invention.

Claims

1. The utility model provides an advertising light box, its side cap of connecting at the box frame that includes box frame and articulated, its characterized in that: this advertising light boxes still includes folding self-locking mechanism, shellproof opening mechanism and stealthy tool to lock, wherein:

2. An advertising light box according to claim 1, wherein: first bracing piece bottom is equipped with first articulated shaft hole, second bracing piece top is equipped with the articulated shaft hole of second, is equipped with the support articulated shaft in addition, should support articulated shaft hinged joint and connect at first articulated shaft hole and can be at the articulated shaft hole slidable of second, and the articulated shaft hole of second extends along second bracing piece length direction, and the articulated shaft hole length of second is greater than the support articulated shaft diameter.

3. An advertising light box according to claim 2, wherein: the self-locking groove is positioned on the bottom surface of the top end of the second supporting rod, is L-shaped and is provided with an opening at the top end; the self-locking block is fixedly connected to the side edge of the bottom end of the first supporting rod and can be clamped into the self-locking groove from the opening at the top end of the self-locking groove.

4. An advertising light box according to claim 1, wherein: the anti-bullet-opening hanging piece is obliquely arranged at the top end of the second anti-bullet-opening body.

5. An advertising light box according to claim 1, wherein: the top end of the bulletproof opening-proof hook is provided with a first limiting block, the first bulletproof opening-proof body is provided with a second limiting block, and the first limiting block is in limiting fit with the second limiting block when the bulletproof opening-proof hook is in hanging fit with the bulletproof opening-proof hanging piece.

6. An advertising light box according to claim 1, wherein: the invisible lockset also comprises a torsional spring, the torsional spring is sleeved outside the driving rod, and two ends of the torsional spring respectively prop against the lock hook and the first locking body.

7. An advertising light box according to claim 1, wherein: the second locking body is sheet-shaped, and the locking rod is perpendicular to the second locking body.

8. An advertising light box according to claim 1, wherein: the hydraulic drive cylinder comprises a cylinder body and a telescopic rod, the cylinder body is hinged to the inner wall of one of the side cover and the box body frame, and the telescopic rod is hinged to the inner wall of the other of the side cover and the box body frame.