CN205305241U - PLC controller and go up lower cover meshing structure thereof - Google Patents
PLC controller and go up lower cover meshing structure thereof Download PDFInfo
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- CN205305241U CN205305241U CN201520761252.6U CN201520761252U CN205305241U CN 205305241 U CN205305241 U CN 205305241U CN 201520761252 U CN201520761252 U CN 201520761252U CN 205305241 U CN205305241 U CN 205305241U
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- holding wall
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Abstract
The utility model discloses a meshing structure of lower cover on the PLC controller, include: lower cover and upper cover are covered down and are equipped with the multiunit respectively for the card portion of holding of lock, and wherein the card portion of holding of arbitrary group includes at least: a plurality of height establish as the same first card and hold the wall to be covered on, and is equipped with the multiunit respectively for the card portion of holding of lock, and wherein the card portion of holding of arbitrary group includes at least: a plurality of height establish as the same second card and hold the wall, and what the wall was held to first card highly is greater than the height that the wall was held to the second card, and what perhaps the wall was held to first card highly is less than the height that the wall was held to the second card. The utility model also discloses a PLC controller. Implement the utility model discloses a PLC controller and go up lower cover meshing structure thereof can realize the quick assembly disassembly of lower cover, can improve the packaging efficiency and reduce the human cost.
Description
Technical field
The utility model relates to mechanical structure field, relates in particular to the assembly structure of a kind of PLC (ProgrammableLogicController, programmable logic controller (PLC)).
Background technology
In prior art, PLC controller is conventionally by upper cover, lower cover and be arranged on zero member that upper cover, lower cover fix rear chamber inside and form. Wherein: the assembling of upper cover and lower cover is realized by the buckle being arranged in PLC upper and lower covers conventionally, existing upper and lower covers engaging structure is because designing the following technical problem of unreasonable existence:
1, in the assembling fastening process of upper and lower covers, always have upper cover buckle and do not buckle in lower cover, cause upper and lower covers assembling difficulty. Upper and lower covers is assembled time-consuming because fastening problem easily causes, human cost is higher.
2, need manually-operated fastening structure owing to being conventionally also provided with some on the buckle of upper and lower covers; for example: need manually firmly buckle to be pulled open in the opposite direction; buckle reaches after a certain amount of elastic deformation; when namely the inwall of upper cover can be socketed on the buckle of lower cover completely, remove external force. Buckle recovers deformation, and screens, in corresponding screens, completes assembling. There is the fashionable power that comparatively consumes of synchronous pressure in above-mentioned assembly structure, easily causes the problem of operate miss, and production efficiency is reduced.
Utility model content
Technical problem to be solved in the utility model is, a kind of PLC controller and upper and lower covers engaging structure thereof are provided, and can realize the fast assembling-disassembling of upper and lower covers, can improve packaging efficiency and reduce human cost.
In order to solve the problems of the technologies described above, the utility model embodiment provides a kind of engaging structure for PLC controller upper and lower covers, comprise: lower cover and upper cover, lower cover is the hollow cavity structure being formed by polylith underframe plate head and the tail successively overlap joint and enclosing one base plate, under be covered with the first openend, upper cover is the hollow cavity structure being formed by polylith top frame plate head and the tail successively overlap joint and enclosing one top board, is above covered with the second openend, under cover be respectively equipped with many groups in order to fasten holding sections, wherein arbitrary group of holding section at least comprises: multiple height are made as identical the first holding wall, wherein, the distolateral edge that the first holding wall forms the underframe plate of the first openend from enclosing extends, on cover be respectively equipped with many groups in order to fasten holding sections, wherein arbitrary group of holding section at least comprises: multiple height are made as identical the second holding wall, wherein, the second holding wall forms the top frame plate of the second openend distolateral edge from enclosing extends, wherein: the height of the first holding wall is greater than the height of the second holding wall, or the height of the first holding wall is less than the height of the second holding wall.
Wherein, on the inwall of the top frame plate of upper cover or on the inwall of the underframe plate of lower cover, offer respectively in order to the suitable screens of the first holding wall or the second holding wall position.
Wherein, when upper cover and lower cover fasten, the first holding wall and the second holding wall are fastened in screens one by one.
Wherein, the outside of the first holding wall and the second holding wall has the flange for being connected and fixed upper cover or lower cover.
Wherein, when the inner wall sleeve of the underframe plate of the inwall of the top frame plate of upper cover or lower cover is connected on the periphery of the first holding wall and the second holding wall, flange fixes in screens.
Wherein, the top frame plate of the first holding wall and the second holding wall and upper cover or the underframe plate of lower cover are one-body molded.
Wherein, the inwall of the underframe plate of the inwall of the top frame plate of upper cover or lower cover arranges air vent.
The invention also discloses a kind of PLC controller with above-mentioned upper and lower covers engaging structure.
PLC controller provided by the utility model and upper and lower covers engaging structure thereof, have following beneficial effect:
First, under cover be respectively equipped with many groups in order to fasten holding sections, wherein arbitrary group of holding section at least comprises: multiple height are made as identical the first holding wall, on cover be respectively equipped with many groups in order to fasten holding sections, wherein arbitrary group of holding section at least comprises: multiple height are made as identical the second holding wall, wherein: the height of the first holding wall is greater than the height of the second holding wall, or the height of the first holding wall is less than the height of the second holding wall, make the button point of mutual fastening between upper and lower covers highly inconsistent. In the time of the screens on will buckling into edge inwall of the first holding wall, the now highly slightly short corresponding screens of the second holding wall distance also has certain distance, only need the position of correcting the second holding wall smoothly upper and lower covers to be fastened, realize the fast assembling-disassembling of upper and lower covers and reduce human cost.
The second, in assembling process, only need the interior holding wall of pressing one by one, make operation more convenient, can improve packaging efficiency.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the external structure schematic diagram of the utility model embodiment PLC controller.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment. Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, be the embodiment mono-of a kind of PLC controller of the utility model.
PLC controller in the present embodiment comprises the engaging structure for PLC controller upper and lower covers. Further, this engaging structure that is used for PLC controller upper and lower covers comprises:
Lower cover 1 and upper cover 2, lower cover 1 is the hollow cavity structure being formed by polylith underframe plate 11 head and the tail successively overlap joint and enclosing one base plate (not shown), under be covered with the first openend 12, upper cover 2 is the hollow cavity structures that formed by polylith top frame plate 21 head and the tail successively overlap joint and enclosing one top board 22, and upper cover 2 is provided with the second openend 23; On lower cover 1, be respectively equipped with the many groups of holding sections in order to fasten, wherein arbitrary group of holding section at least comprises: multiple height are made as the first identical holding wall 3a, and the distolateral edge that the first holding wall 3a forms the underframe plate 11 of the first openend 12 from enclosing respectively extends;
On upper cover 2, be respectively equipped with the many groups of holding sections in order to fasten, wherein arbitrary group of holding section at least comprises: multiple height are made as the second identical holding wall 3b, the distolateral edge that the second holding wall 3b forms the top frame plate 21 of the second openend 23 from enclosing respectively extends, wherein: the height of the first holding wall 3a is greater than the height of the second holding wall 3b, or the height of the first holding wall 3a is less than the height of the second holding wall 3b.
In the present embodiment, lower cover 1 is the box like structure being formed by underframe plate 11 head and the tail overlap joints enclosing base plate (not shown), underframe plate 11 is set to four, after the base plate that enclosing is square, be formed for fixing PLC controller zero member, for example: the hollow chamber of pcb board and other zero members, this hollow cavity is cubic, the openend 12 that it has.
Underframe plate 11 is divided into two groups according to the position of its setting, every group of position is relative, wherein one group (both sides up and down as shown in the figure) arrange holding section in order to extend, on the underframe plate of another group (left and right sides as shown in the figure), offer air vent 13, for the ventilation and heat of PLC controller, for example, when PLC controller zero member: when pcb board is fixed in the chamber of lower cover 1, the underframe plate 11 of offering air vent 13 forms a ventilation wall provides the passage of gas flow.
In other embodiments, lower cover 1 can be adjusted its shape according to actual conditions; As, it can be arranged to other conventional shape such as column box body, scalariform box body, only needs to use the upright enclosing of underframe plate 11 of relevant block number on base plate. Holding section is not limited to position and arranges on two blocks of relative underframe plates 11, and it also can carry out accommodation according to practical set demand.
Upper cover 2 is shape and the similar hollow cavity structure of lower cover 1 shape and structure, and it is to be formed by top frame plate 21 enclosing top boards 22, and upper cover 2 is provided with the second openend 23. Correspondingly, the relevant position of upper cover 2 top frame plates 21 is also provided with air vent 24. Be understandable that, upper cover 2 is roughly the same with the version of above-mentioned lower cover 1 in version, and embodiment is also roughly the same, repeats no more.
Holding section is mainly the structural portion in order to lower cover 1 and upper cover 2 are mated to fixing, and it in the specific implementation can be in multiple position, as the plurality of positions of lower cover 1 or upper cover 2, and various ways, for example, the spiral shell except the present embodiment is fastened and connected is solidly connected, and the modes such as anchor connection realize.
In the present embodiment, the holding section of lower cover 1 comprises from enclosing and forms two group of first holding wall 3a that the opposite end lateral edges (edge of both end sides up and down as shown in the figure) of the underframe plate 11 of the first openend 12 extends, every group of first holding wall 3a is set to four, and the first holding wall 3a is en plaque. The holding section of upper cover 2 comprises from enclosing and forms two group of second holding wall 3b that the opposite end lateral edges (edge of both end sides up and down as shown in the figure) of the top frame plate 21 of the second openend 23 extends, every group of second holding wall 3b is set to three, and the second holding wall 3b is en plaque.
Further, the height of four the first holding wall 3a is made as identical, and the height of three the second holding wall 3b is made as identical. Wherein: the height of the first holding wall 3a is greater than the height of the second holding wall 3b. Correspondingly, on the inwall of the underframe plate 11 of lower cover 1 and the top frame plate 21 of upper cover 2, offer respectively in order to the suitable screens (not shown) of the first holding wall 3a, the second holding wall 3b position. Equally, screens is also set to difference with respect to the distance of the lateral edges of the top frame plate 21 of lower cover 1 underframe plate 11/ upper cover 2, corresponding consistent with the height of first holding wall 3a box the second holding wall 3b.
The effect so arranging is: when upper cover 2 fastens with lower cover 1, because the height of the first holding wall 3a and the second holding wall 3b is inconsistent, when upper cover 2 and lower cover 1 also do not buckle into mutually, because the height of the first holding wall 3a is high, it is at first in inserting the state of upper cover 2 like this. Because the height of the second holding wall 3b is shorter, its edge apart from lower cover 1 underframe plate 11 openends 12 also has distant distance. Now, the position that only need to correct the first holding wall 3a is inserted into screens, in the position of correcting the second holding wall 3b, it is fastened, and upper cover 2 and lower cover 1 can be fastened. That is to say, the first holding wall 3a and the second holding wall 3b insert in the openend 23 of openend 12/ upper cover 2 top frame plates 21 of lower cover 1 underframe plate 11 simultaneously, but in the process fastening at upper cover 2 and lower cover 1, the first holding wall 3a, the second holding wall 3b are fastened in screens successively one by one, and realize fastening. Also therefore, at every turn as long as positive pressure, at the holding wall buckling into, after one of them enters, then presses next holding wall to enter realization assembling.
Preferably, the outside of the first holding wall 3a or the second holding wall 3b has the flange for being fastened on upper cover 2 top frame plates 21 or lower cover 1 underframe plate 11 screens, to strengthen connection tightness.
Preferably, the first holding wall 3a or the top frame plate 21 of the second holding wall 3b and upper cover 2 or the underframe plate 11 of lower cover 1 are one-body molded, and it can save die sinking cost.
In other embodiment of a kind of PLC controller of the utility model, the distolateral edge that the first holding wall 3a forms the underframe plate 11 of the first openend 12 from enclosing extends, and correspondence arranges screens on top cover 2, the distolateral edge that the second holding wall 3b forms the top frame plate 21 of the second openend 23 from enclosing respectively extends, and correspondence arranges screens on bottom 1, but wherein the height of the first holding wall 3a is less than the height of the second holding wall 3b, still can reach above-mentioned assembling effect.
Implement PLC controller of the present utility model and upper and lower covers engaging structure thereof, there is following beneficial effect:
First, under cover be respectively equipped with many groups in order to fasten holding sections, wherein arbitrary group of holding section at least comprises: multiple height are made as identical the first holding wall, on cover be respectively equipped with many groups in order to fasten holding sections, wherein arbitrary group of holding section at least comprises: multiple height are made as identical the second holding wall, wherein: the height of the first holding wall is greater than the height of the second holding wall, or the height of the first holding wall is less than the height of the second holding wall, make the button point of mutual fastening between upper and lower covers highly inconsistent. In the time of the screens on will buckling into edge inwall of the first holding wall, the now highly slightly short corresponding screens of the second holding wall distance also has certain distance, only need the position of correcting the second holding wall smoothly upper and lower covers to be fastened, realize the fast assembling-disassembling of upper and lower covers and reduce human cost.
The second, in assembling process, only need the interior holding wall of pressing one by one, make operation more convenient, can improve packaging efficiency.
Claims (8)
1. the upper and lower covers engaging structure for PLC controller, it is characterized in that, comprise: lower cover and upper cover, described lower cover is the hollow cavity structure being formed by polylith underframe plate head and the tail successively overlap joint and enclosing one base plate, under described, be covered with the first openend, described upper cover is the hollow cavity structure being formed by polylith top frame plate head and the tail successively overlap joint and enclosing one top board, is covered with the second openend on described;
Under described, cover and be respectively equipped with the many groups of holding sections in order to fasten, wherein arbitrary group of holding section at least comprises: multiple height are made as identical the first holding wall, wherein, the distolateral edge that described the first holding wall forms the described underframe plate of described the first openend from enclosing extends;
On described, cover and be respectively equipped with the many groups of holding sections in order to fasten, wherein arbitrary group of holding section at least comprises: multiple height are made as identical the second holding wall, wherein, described the second holding wall forms the described top frame plate of described the second openend distolateral edge from enclosing extends, wherein:
The height of described the first holding wall is greater than the height of described the second holding wall, or the height of described the first holding wall is less than the height of described the second holding wall.
2. the upper and lower covers engaging structure for PLC controller as claimed in claim 1, it is characterized in that, on the inwall of the described top frame plate of described upper cover or on the inwall of the described underframe plate of described lower cover, offer respectively in order to the suitable screens of described the first holding wall or described the second holding wall position.
3. the upper and lower covers engaging structure for PLC controller as claimed in claim 2, is characterized in that, when described upper cover and described lower cover fasten, described the first holding wall and described the second holding wall are fastened in described screens successively one by one.
4. the upper and lower covers engaging structure for PLC controller as claimed in claim 2, is characterized in that, the outside of described the first holding wall and described the second holding wall has the flange for being connected and fixed described upper cover or described lower cover.
5. the upper and lower covers engaging structure for PLC controller as claimed in claim 4, is characterized in that,
When the inner wall sleeve of the described underframe plate of the inwall of the described top frame plate of described upper cover or described lower cover is connected on the periphery of described the first holding wall and described the second holding wall, described flange fixes in described screens.
6. the upper and lower covers engaging structure for PLC controller as claimed in claim 1, is characterized in that, the described underframe plate of the described top frame plate of described the first holding wall and described the second holding wall and described upper cover or described lower cover is one-body molded.
7. the upper and lower covers engaging structure for PLC controller as claimed in claim 1, is characterized in that, the inwall of the described underframe plate of the inwall of the described top frame plate of described upper cover or described lower cover arranges air vent.
8. a PLC controller, is characterized in that, described PLC controller comprises the upper and lower covers engaging structure for PLC controller as described in claim 1-7 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520761252.6U CN205305241U (en) | 2015-09-29 | 2015-09-29 | PLC controller and go up lower cover meshing structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520761252.6U CN205305241U (en) | 2015-09-29 | 2015-09-29 | PLC controller and go up lower cover meshing structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205305241U true CN205305241U (en) | 2016-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520761252.6U Active CN205305241U (en) | 2015-09-29 | 2015-09-29 | PLC controller and go up lower cover meshing structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205305241U (en) |
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2015
- 2015-09-29 CN CN201520761252.6U patent/CN205305241U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |