CN213783881U - DIN guide rail clamping side end cover for module box and module box - Google Patents
DIN guide rail clamping side end cover for module box and module box Download PDFInfo
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- CN213783881U CN213783881U CN202022352862.4U CN202022352862U CN213783881U CN 213783881 U CN213783881 U CN 213783881U CN 202022352862 U CN202022352862 U CN 202022352862U CN 213783881 U CN213783881 U CN 213783881U
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- end cover
- elastic buckle
- clamping jaw
- side end
- guide rail
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Abstract
The utility model relates to a DIN guide rail joint side end cover and contain module box of this side end cover for module box, DIN guide rail joint side end cover includes the end cover body, and the end cover body adopts injection moulding integrated into one piece, and the end cover body includes first jack catch and bullet knot, and the first end of bullet knot is the stiff end, and the second end of bullet knot is the free end, and the second end of bullet knot is equipped with the second jack catch, and the second jack catch matches with first jack catch and uses for with end cover body joint on DIN guide rail; the elastic buckle comprises a front surface and a back surface, and when the front surface of the elastic buckle is pressed, the second clamping jaw is far away from the first clamping jaw; pressing the reverse side of the elastic buckle to enable the second clamping jaw to be close to the first clamping jaw; the end cover body in the technical scheme is integrally formed by injection molding, and the elastic buckle in the structure does not need to be additionally provided with a mold, so that the end cover is convenient to disassemble and assemble, and the manufacturing cost and the installation cost are reduced.
Description
Technical Field
The utility model relates to a module box technical field, concretely relates to a module box that is used for DIN guide rail joint side end cover of module box and contains this side end cover.
Background
The module box, also called module frame, PCB mounting bracket etc. is a common general casing in the industrial automation field, generally is used for fixing the PCB installation to DIN guide rail, has characteristics such as convenient to use, good economic nature cut.
At present, module box on the market comprises the end cover of middle core and both sides usually, is provided with the bullet on the end cover and buckles, and the bullet is buckled to the plastics material, has certain elasticity for with the end cover joint on the DIN guide rail, the bullet is buckled and is split type with the end cover, the module box of above-mentioned structure has following shortcoming when the installation is used:
(1) the end cover and the elastic buckle are split, and for the end cover and the elastic buckle, a die needs to be opened independently in the manufacturing process, so that the manufacturing cost is high;
(2) the pressing force provided by the elastic buckle on the guide rail completely depends on the resilience performance of the elastic buckle, and when the module box is vertically installed, the module box slides down along the guide rail;
(3) when dismantling the module box, need use a word screwdriver to choose out the bullet knot, because compact structure, the locking position of bullet knot with deviate from the position all not obvious, rely on dismantling personnel to choose out the dynamics according to its self feeling decision, in case too big hard, then lead to the bullet knot to break very easily, because the bullet knot spoilage that this kind of reason leads to is high at present, user experience is poor.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to remedy prior art not enough, provide a DIN guide rail joint side end cover and contain the module box of this side end cover for the module box.
To solve the technical problem, the technical scheme of the utility model is that:
a DIN guide rail clamping side end cover for a module box comprises an end cover body, wherein the end cover body is integrally formed by injection molding, the end cover body comprises a first clamping jaw and an elastic buckle, the first end of the elastic buckle is a fixed end, the second end of the elastic buckle is a free end, the second end of the elastic buckle is provided with a second clamping jaw, and the second clamping jaw is matched with the first clamping jaw for use and used for clamping the end cover body on a DIN guide rail; the elastic buckle comprises a front surface and a back surface, and when the front surface of the elastic buckle is pressed, the second clamping jaw is far away from the first clamping jaw; and when the reverse side of the elastic buckle is pressed, the second clamping jaw is close to the first clamping jaw.
Furthermore, the end cover body further comprises a first limiting surface, and the first limiting surface is arranged opposite to the reverse side of the elastic buckle and used for limiting the swing amplitude of the second clamping jaw.
Further, the end cover body further comprises a second limiting surface, and the second limiting surface is arranged opposite to the front surface of the elastic buckle and used for limiting the swing amplitude of the second clamping jaw.
Further, the elastic buckle further comprises a compression spring for applying pressure to the reverse side of the elastic buckle.
Furthermore, a transition surface I is arranged on the first clamping jaw and provides transition guiding for the flanging of the first clamping jaw pressed into the DIN guide rail.
Furthermore, a transition surface II is arranged on the second clamping jaw and provides transition guide for the flanging pressed into the DIN guide rail by the second clamping jaw.
The utility model provides a module box, includes the core and sets up in first side end cover and the second side end cover at core both ends, and first side end cover and second side end cover are complete symmetry, and first side end cover and second side end cover all adopt the DIN guide rail joint side end cover that is used for the module box as above.
The utility model discloses the beneficial effect that can reach does:
(1) the end cover body is integrally formed by injection molding and comprises the elastic buckle, and an additional die is not needed for the elastic buckle, so that the manufacturing cost and the installation cost are reduced;
(2) the arrangement of the first limiting surface and the second limiting surface on the end cover body limits the swing amplitude of the second clamping jaw, so that the second clamping jaw swings in a range allowed by the elastic deformation of the elastic buckle, and the elastic buckle is prevented from being broken due to excessive swinging;
(3) the compression spring is adopted to apply pressure to the reverse side of the elastic buckle, so that the second clamping jaw tends to be close to the first clamping jaw, the pressing clamping force of the first clamping jaw, the second clamping jaw and the DIN guide rail is increased, the connection between the end cover body and the DIN guide rail is reliable, and the relative sliding phenomenon is not easy to occur;
(4) the compression spring is adopted to apply pressure to the reverse side of the elastic buckle, and pre-pressure can be applied to the reverse side of the elastic buckle, so that the connection reliability of the end cover body and the DIN guide rail is further improved.
Drawings
Fig. 1 is a perspective view of an end cap body in embodiment 1 of the present invention;
fig. 2 is a front view of embodiment 1 of the present invention;
fig. 3 is a plan view of embodiment 1 of the present invention;
fig. 4 is a rear view of embodiment 1 of the present invention;
FIG. 5 is an enlarged view of a portion I of FIG. 2;
FIG. 6 is an enlarged partial view of section II of FIG. 2;
fig. 7 shows a first installation mode of embodiment 1 of the present invention;
fig. 8 shows a second installation of embodiment 1 of the present invention;
fig. 9 is a schematic view of the completion of the installation of embodiment 1 of the present invention with a DIN rail;
fig. 10 is a schematic view of the disassembly process of embodiment 1 of the present invention from the DIN rail;
fig. 11 is a schematic view of the completion of the installation of embodiment 2 of the present invention with a DIN rail;
fig. 12 is a perspective view of a first side cover and a second side cover in embodiment 2 of the present invention;
in the figure: 1-a first jaw, 11-a transition surface I, 2-a second jaw, 21-a transition surface II, 3-a second limit surface, 4-a compression spring, 5-an elastic buckle, 6-a first limit surface, 7-a DIN guide rail, 71-a first flanging, 72-a second flanging and 8-a core plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example 1
As shown in fig. 1 to 4, a DIN rail clamping side end cover for a module box comprises an end cover body, wherein the end cover body is integrally formed by injection molding, the end cover body comprises a first clamping jaw 1 and an elastic buckle 5, a first end of the elastic buckle 5 is a fixed end, a second end of the elastic buckle 5 is a free end, a second clamping jaw 2 is arranged at a second end of the elastic buckle 5, and the second clamping jaw 2 is matched with the first clamping jaw 1 for use and used for clamping the end cover body on a DIN rail; the elastic buckle 5 comprises a front surface and a back surface, and when the front surface of the elastic buckle 5 is pressed, the second clamping jaw 2 is far away from the first clamping jaw 1; when the reverse side of the elastic buckle 5 is pressed, the second claw 2 is close to the first claw 1.
The end cover body further comprises a first limiting surface 6, and the first limiting surface 6 is arranged opposite to the reverse side of the elastic buckle 5 and used for limiting the swing amplitude of the second clamping jaw 2; the end cover body further comprises a second limiting surface 3, the second limiting surface 3 is opposite to the front surface of the elastic buckle 5 and used for limiting the swing amplitude of the second clamping jaw 2.
And a compression spring 4, wherein the compression spring 4 is used for applying pressure to the reverse side of the snap 5.
As shown in fig. 5-6, the first jaw 1 is provided with a transition surface i 11 to provide transition guidance for the first jaw 1 to press into the flange of the DIN rail 7; and a transition surface II 21 is arranged on the second clamping jaw 2 and provides transition guide for the flanging pressed into the DIN guide rail 7 by the second clamping jaw 2.
The first installation manner of this embodiment is as shown in fig. 7: the first claw 1 is clamped into a first flanging 71 of the DIN guide rail 7, then the second claw 2 is pressed, in the process that the second claw 2 and a second flanging 72 of the DIN guide rail 7 are mutually extruded, the elastic buckle 5 extrudes the compression spring 4, the elastic buckle 5 and the compression spring 4 both generate elastic deformation, when the elastic deformation is increased to a certain degree, the second claw 2 is clamped into the second flanging 72 of the DIN guide rail 7, the compression spring 4 rebounds with the elastic buckle 5, and connection of the first claw 1 and the second claw 2 with the DIN guide rail 7 is guaranteed, as shown in fig. 9.
The second installation method of the embodiment: as shown in fig. 8: the second jaw 2 is firstly clamped into the second flanging 72 of the DIN guide rail 7, then the first jaw 1 is pressed, in the mutual extrusion process of the first jaw 1 and the first flanging 71 of the DIN guide rail 7, the elastic buckle 5 extrudes the compression spring 4, the elastic buckle 5 and the compression spring 4 generate elastic deformation, when the elastic deformation is increased to a certain degree, the first jaw 1 is clamped into the first flanging 71 of the DIN guide rail 7, the compression spring 4 rebounds with the elastic buckle 5, and the connection of the first jaw 1 and the second jaw 2 with the DIN guide rail 7 is ensured, as shown in fig. 9.
The disassembly mode of the present embodiment is as shown in fig. 10: the push end cover body extrudes the second flanging 72 of the DIN guide rail 7, the second flanging 72 of the DIN guide rail 7 extrudes the elastic buckle 5, the elastic buckle 5 extrudes the compression spring 4, the elastic buckle 5 and the compression spring 4 generate elastic deformation, and when the elastic deformation is increased to a certain degree, the end cover body can be inclined, so that the first clamping jaw 1 is separated from the first flanging 71 of the DIN guide rail 7, and the end cover body is separated from the DIN guide rail 7.
The advantages of this embodiment:
(1) the end cover body is integrally formed by injection molding and comprises the elastic buckle, and an additional die is not needed for the elastic buckle, so that the manufacturing cost and the installation cost are reduced;
(2) the arrangement of the first limiting surface and the second limiting surface on the end cover body limits the swing amplitude of the second clamping jaw, so that the second clamping jaw swings in a range allowed by the elastic deformation of the elastic buckle, and the elastic buckle is prevented from being broken due to excessive swinging;
(3) the compression spring is adopted to apply pressure to the reverse side of the elastic buckle, so that the second clamping jaw tends to be close to the first clamping jaw, the pressing clamping force of the first clamping jaw, the second clamping jaw and the DIN guide rail is increased, the connection between the end cover body and the DIN guide rail is reliable, and the relative sliding phenomenon is not easy to occur;
(4) the compression spring is adopted to apply pressure to the reverse side of the elastic buckle, and pre-pressure can be applied to the reverse side of the elastic buckle, so that the connection reliability of the end cover body and the DIN guide rail is further improved.
Example 2
As shown in fig. 11 to 12, a module box includes a core plate 8, and a first side end cap and a second side end cap disposed at two ends of the core plate 8, where the first side end cap and the second side end cap are completely symmetrical, and both the first side end cap and the second side end cap adopt DIN rail clamping side end caps for the module box as in embodiment 1.
In the description of the present invention, words such as "inner", "outer", "upper", "lower", "front", "rear", etc., indicating directions or positional relationships are used only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.
The above is only one of the embodiments of the present invention, the protection scope of the present invention is not limited to the above-mentioned embodiments, it should be pointed out, for the ordinary skilled person in the art, without departing from the present invention, the present invention provides a plurality of improvements and decorations made under the premise of the idea.
Claims (7)
1. The utility model provides a DIN guide rail joint side end cover for module box, includes the end cover body, characterized by: the end cover body is integrally formed by injection molding and comprises a first clamping jaw (1) and an elastic buckle (5), the first end of the elastic buckle (5) is a fixed end, the second end of the elastic buckle (5) is a free end, a second clamping jaw (2) is arranged at the second end of the elastic buckle (5), and the second clamping jaw (2) is matched with the first clamping jaw (1) for use and is used for clamping the end cover body on a DIN guide rail; the elastic buckle (5) comprises a front surface and a back surface, and when the front surface of the elastic buckle (5) is pressed, the second clamping jaw (2) is far away from the first clamping jaw (1); the reverse side of the elastic buckle (5) is pressed, and then the second claw (2) is close to the first claw (1).
2. DIN rail clamping side end cap for a module cassette according to claim 1, characterized in that: the end cover body further comprises a first limiting surface (6), the first limiting surface (6) is arranged opposite to the reverse side of the elastic buckle (5) and used for limiting the swing amplitude of the second clamping jaw (2).
3. DIN rail clamping side end cap for a module cassette according to claim 1, characterized in that: the end cover body further comprises a second limiting face (3), the second limiting face (3) is opposite to the front face of the elastic buckle (5) and used for limiting the swing amplitude of the second clamping jaw (2).
4. DIN rail clamping side end cap for a module cassette according to claim 1, characterized in that: the elastic buckle further comprises a compression spring (4), and the compression spring (4) is used for applying pressure to the reverse side of the elastic buckle (5).
5. DIN rail clamping side end cap for a module cassette according to claim 1, characterized in that: be equipped with transition face I (11) on first jack catch (1), provide transition direction for the turn-ups that first jack catch (1) impressed DIN guide rail (7).
6. DIN rail clamping side end cap for a module cassette according to claim 1, characterized in that: and a transition surface II (21) is arranged on the second clamping jaw (2) and provides transition guide for the flanging pressed into the DIN guide rail (7) by the second clamping jaw (2).
7. The utility model provides a module box, includes core (8) and sets up in the first side end cover and the second side end cover at core (8) both ends, and first side end cover and second side end cover are complete symmetry, characterized by: DIN rail clamping side end caps for module boxes according to claims 1-6 are used for both the first side end cap and the second side end cap.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202022352862.4U CN213783881U (en) | 2020-10-21 | 2020-10-21 | DIN guide rail clamping side end cover for module box and module box |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202022352862.4U CN213783881U (en) | 2020-10-21 | 2020-10-21 | DIN guide rail clamping side end cover for module box and module box |
Publications (1)
Publication Number | Publication Date |
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CN213783881U true CN213783881U (en) | 2021-07-23 |
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CN202022352862.4U Active CN213783881U (en) | 2020-10-21 | 2020-10-21 | DIN guide rail clamping side end cover for module box and module box |
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CN (1) | CN213783881U (en) |
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2020
- 2020-10-21 CN CN202022352862.4U patent/CN213783881U/en active Active
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