CN203230682U

CN203230682U - Box positioning and fixing structure

Info

Publication number: CN203230682U
Application number: CN 201320190195
Authority: CN
Inventors: 桂晓军
Original assignee: Fujian Qiangli Photoelectricity Co Ltd
Current assignee: Fujian Qiangli Photoelectricity Co Ltd
Priority date: 2013-04-15
Filing date: 2013-04-15
Publication date: 2013-10-09
Anticipated expiration: 2023-04-15

Abstract

Disclosed is a box positioning and fixing structure. A first component comprises a first base, a pin hole is formed in one end of the first base, a containing cavity is formed inside the first base, a reset spring is arranged in the containing cavity, a clamp box is of an upper frame structure, one end of the clamp box is hinged to the pin hole through a pin and fastens the first base, an avoidance empty slot is formed in the top surface of the clamp box, and a clamp position with an inclined surface is formed on the end surface of the other side of the clamp box. A second component comprises a second base fitting with the first base, a stepped first positioning block and a stepped second positioning block are arranged on the other side of the second base, an ascending block and a descending block of a lower frame are clamped on the first positioning block and the second positioning block respectively, fitted and matched surfaces of the ascending block and the descending block are inclined surfaces, a threaded hole is formed in the ascending block, a rotary knob is screwed into the threaded hole, a containing hole is formed inside the second base and corresponds to the containing cavity, a positioning pin is arranged in the containing hole in a penetrating and extending manner, the clamp position with the inclined surface at the end of the clamp box is exactly abutted to the end surface of the positioning pin when the clamp box is turned over and fastened downwards, and the rotary knob extends out of the avoidance empty slot of the clamp box and is erected on the avoidance empty slot. The box positioning and fixing structure is high in mounting accuracy and fast and reliable in fixing.

Description

The casing positioning and fixing structure

Technical field

The utility model relates to a kind of LED display mounting structure, and is concrete, relevant with a kind of novel casing positioning and fixing structure.

Background technique

Along with LED Display Technique maturation, LED display is just popularized rapidly with unprecedented speed, and toward Q3, closely spaced screen development such as Q2.5 is more and more faster because gap ratio is less, to screen and screen between installation and the requirement of location just more and more higher.And the installation of existing LED display a kind of be fastening structure, by 1 wrench, 1 draw ring, 1 barb are formed, advantage is quick.Shortcoming is that structure takes up room greatly, and precision is low, easily how soon screen is dressed up arc; The another kind of hook structure that adopts, advantage be take up room little; Shortcoming is to install very loaded down with trivial details, and precision is low, and screen has assembled gapped.

The model utility content

For solving the technical problem that exists in the prior art, it is a kind of simple in structure, easy to operate, quick for installation that the utility model provides, and Location accuracy can be high, fixing reliable casing positioning and fixing structure.

The utility model solves the problems of the technologies described above, and the technological scheme that adopts is:

The casing positioning and fixing structure, comprise first assembly that is fixed on the side box body, be fixed on second assembly on the opposite side casing, two assemblies are affixed and then two tanks is fixed as one by locating stud, wherein, first assembly comprises: the bottom surface is fixed on the base one on the side box body, the one end is provided with pin shaft hole, the other end is that first internal plane forms holding cavity, Returnning spring is arranged in the holding cavity, and cartridge is shaped as frame structure on, and an end is hinged on the pin shaft hole by bearing pin and fastens base, the cartridge end face is provided with keeps away a dead slot, and the opposite side end face forms the screens on band inclined-plane; Second assembly comprises: the bottom surface is fixed on the base two on the opposite side casing, one end is to fit in second plane and first plane, opposite side is provided with stair-stepping first positioning block and second positioning block, up and descending of lower frame is arranged with respectively on first positioning block and second positioning block, up is the inclined-plane with descending close fit face, up is provided with tapped hole, knob revolves and is located in the tapped hole, the base two inner positions corresponding with holding cavity are provided with receiving hole, described locating stud stretches through and is arranged in the receiving hole, when the proper contact of screens on the band inclined-plane of cartridge returning buckle its end of the following time end face at described locating stud, described knob stretches out keeping away a dead slot and be erected at and keeping away on the dead slot of cartridge.

Preferably, described locating stud end face is circular arc, can better cooperate with the inclined-plane of cartridge.

Adopt technique scheme, the utility model compared with prior art, screen installation precision height, fast, fixing reliable.

Description of drawings

Accompanying drawing described herein is used to provide further understanding of the present utility model, constitutes a part of the present utility model, and illustrative examples of the present utility model and explanation thereof are used for explaining the utility model, do not constitute improper restriction of the present utility model.In the accompanying drawings:

Fig. 1 is the utility model decomposition texture schematic representation;

Fig. 2 is the utility model composite structure schematic representation;

Fig. 3 is the utility model movement structure schematic representation one;

Fig. 4 is the utility model movement structure schematic representation two;

Fig. 5 is the utility model movement structure schematic representation three;

Fig. 6 is the utility model movement structure schematic representation four.

Embodiment

In order to make technical problem to be solved in the utility model, technological scheme and beneficial effect clearer, clear, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.

As Fig. 1-shown in Figure 6, the casing positioning and fixing structure, comprise first assembly 1 that is fixed on the side box body, be fixed on second assembly 2 on the opposite side casing, two assemblies are affixed and then two tanks is fixed as one by locating stud 3, wherein, first assembly 1 comprises: the bottom surface is fixed on the base 1 on the side box body, the one end is provided with pin shaft hole 111, and the other end is first plane, the 112 inner holding cavities 113 that form, and Returnning spring 13 is arranged in the holding cavity 113, cartridge 12 is shaped as frame structure on, one end is hinged on the pin shaft hole 111 by bearing pin 14 and fastens base 1, and cartridge 12 end faces are provided with keeps away a dead slot 121, and the opposite side end face forms the screens 122 on band inclined-plane; Second assembly 2 comprises: the bottom surface is fixed on the base 2 21 on the opposite side casing, one end is to fit in second plane 211 and first plane 112, opposite side is provided with stair-stepping first positioning block 212 and second positioning block 213, up 22 and descending 23 of lower frame is arranged with respectively on first positioning block 212 and second positioning block 213, up 22 is inclined-plane 25 with descending 23 close fit faces, be provided with tapped hole 221 for up 22, knob 24 revolves and is located in the tapped hole 221, the inner position corresponding with holding cavity 133 of base 2 21 is provided with receiving hole 214, described locating stud 3 stretches through and is arranged in the receiving hole 214, when the screens 122 proper contacts on the band inclined-plane of cartridge 12 returning buckle its ends of the following time end face at described locating stud 3, described knob 24 stretches out keeping away a dead slot 121 and be erected at and keeping away on the dead slot 121 of cartridge 12.Preferably, described locating stud 3 end faces are circular arc, can better cooperate with the inclined-plane of cartridge.

During work, earlier first assembly is fixed on the side box body, second assembly is fixed on the opposite side casing, close casing and casing, after assembly is neat, cartridge is down pressed (as Fig. 3), cartridge is descending, squeeze moving locating stud, in vacant hole, slide and enter specified position in the containing groove, base one and base two splicings are finished casing and casing locating function (see figure 4); At this moment, the turn knob because the knob frame, makes up of screw rod pulling on the knob the keeping away in the dead slot of cartridge, up with parallel block owing to being that the inclined-plane cooperates, cause the parallel movement of parallel block, up to the cartridge jam-packed, finish locking function.

The utility model screen installation precision height, quick, fixing reliable, simple to operate.

Above-mentioned explanation illustrates and has described preferred embodiment of the present utility model, as previously mentioned, be to be understood that the utility model is not limited to the disclosed form of this paper, should not regard the eliminating to other embodiments as, and can be used for various other combinations, modification and environment, and can in model utility contemplated scope described herein, change by technology or the knowledge of above-mentioned instruction or association area.And the change that those skilled in the art carry out and variation do not break away from spirit and scope of the present utility model, then all should be in the protection domain of the utility model claims.

Claims

1. casing positioning and fixing structure, it is characterized in that: comprise first assembly (1) that is fixed on the side box body, be fixed on second assembly (2) on the opposite side casing, two assemblies are affixed and then two tanks is fixed as one by locating stud (3), wherein, first assembly (1) comprising: the bottom surface is fixed on the base one (11) on the side box body, the one end is provided with pin shaft hole (111), the other end is the inner holding cavity (113) that forms in first plane (112), Returnning spring (13) is arranged in the holding cavity (113), cartridge (12) is shaped as frame structure on, one end is hinged on pin shaft hole (111) by bearing pin (14) and goes up and fasten base (1), cartridge (12) end face is provided with keeps away a dead slot (121), and the opposite side end face forms the screens (122) on band inclined-plane; Second assembly (2) comprising: the bottom surface is fixed on the base two (21) on the opposite side casing, one end is to fit with first plane (112) in second plane (211), opposite side is provided with stair-stepping first positioning block (212) and second positioning block (213), up (22) of lower frame and descending (23) are arranged with respectively on first positioning block (212) and second positioning block (213), up (22) are inclined-plane (25) with descending (23) close fit face, up (22) are provided with tapped hole (221), knob (24) revolves and is located in the tapped hole (221), base two (21) the inner positions corresponding with holding cavity (133) are provided with receiving hole (214), described locating stud (3) stretches through and is arranged in the receiving hole (214), just contact is at the end face of described locating stud (3) when the screens (122) on the band inclined-plane of cartridge (12) returning buckle its end of following time, and described knob (24) stretches out keeping away a dead slot (121) and be erected at and keeping away on the dead slot (121) of cartridge (12).

2. casing positioning and fixing structure as claimed in claim 1, it is characterized in that: described locating stud (3) end face is circular arc.